1 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2 Bernd Schmidt <bernd.schmidt@analog.com>
4 * pa/predicates.md (symbolic_operand): Add comment.
5 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
6 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
7 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
8 (pa_secondary_reload_class): Delete.
9 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
10 and pa_secondary_reload_class. Reorder some checks. Update inline
11 copy of symbolic operand.
12 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
14 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
16 * loop-doloop.c (add_test): Only add jump notes if we did emit a
19 2005-11-30 Jeff Law <law@redhat.com>
21 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
22 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
24 2005-11-30 Jakub Jelinek <jakub@redhat.com>
26 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
27 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
28 (ia64_expand_move): Adjust caller.
30 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
31 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
34 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
36 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
37 Always produce an output if we can remove NEGs or canonicalize
38 (minus (minus ...)) expressions. Provide a fast path for the
40 (simplify_gen_binary): Do not call simplify_plus_minus.
41 (simplify_binary_operation_1): Reassociate at the end of the
44 2005-11-29 Evan Cheng <evan.cheng@apple.com>
46 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
47 moves and unpack to speed up.
49 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
51 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
52 argument, they are always sparc_compare_op0 and sparc_compare_op1.
53 (gen_v9_scc): Update callers.
54 * config/sparc/sparc.md: Likewise.
55 * config/sparc/sparc-protos.h: Update extern declaration.
57 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
59 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
61 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
64 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
66 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
67 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
70 2005-11-29 Ben Elliston <bje@au.ibm.com>
72 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
75 2005-11-29 Ben Elliston <bje@au.ibm.com>
77 * Makefile.in (clean-target): Depend on clean-target-libgcc.
78 (clean-target-libgcc): Import rule from the top-level Makefile.in.
80 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
84 * builtins.c (init_target_chars): New.
85 (expand_builtin_printf, expand_builtin_fprintf,
86 expand_builtin_sprintf, fold_builtin_sprintf,
87 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
88 fold_builtin_snprintf_chk, fold_builtin_printf,
89 fold_builtin_fprintf): Check for matching format strings using
92 2005-11-29 Paul Brook <paul@codesourcery.com>
94 * config.gcc: Do not use fixproto on m68k-elf.
96 2005-11-28 Roger Sayle <roger@eyesopen.com>
98 * expmed.c (div_cost): Replace with...
99 (sdiv_cost, udiv_cost): New.
100 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
101 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
102 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
103 (expand_divmod): Replace use of div_cost with either sdiv_cost
104 or udiv_cost depending upon the signedness of the operation.
106 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
109 * config/darwin.c (machopic_indirection_name,
110 machopic_output_indirection): Follow transparent alias chain.
112 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
114 * varasm.c (ultimate_transparent_alias_target): Add comment.
116 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
118 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
119 SET_SRC instead of XEXP where appropriate.
121 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
123 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
126 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
128 * config/fp-bit.h (LSHIFT): Take shift count parameter.
129 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
132 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
134 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
135 secondary_input_reload_class, made static. Adapt to new
137 (secondary_output_reload_class): Delete.
138 (TARGET_SECONDARY_RELOAD): New macro.
139 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
140 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
142 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
145 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
146 when its natural alignment is > BITS_PER_UNIT.
147 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
148 * c-common.c (handle_packed_attribute): Ignore packing on a field
149 whose type is naturally char aligned.
151 2005-11-28 Richard Guenther <rguenther@suse.de>
153 * c-common.c (strict_aliasing_warning): Handle all
154 component-ref like accesses.
156 2005-11-28 Roger Sayle <roger@eyesopen.com>
157 Uros Bizjak <uros@kss-loka.si>
160 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
161 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
162 when flag_unsafe_math_optimizations is set and
163 we don't care about NaNs or Infinities.
165 Move x/expN(y) and x/pow(y,z) transformation into common
166 flag_unsafe_math_optimizations section.
168 2005-11-27 Mark Mitchell <mark@codesourcery.com>
170 * gcc.c (main): Change type of argv to "char **".
172 2005-11-28 Alan Modra <amodra@bigpond.net.au>
174 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
176 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
177 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
178 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
179 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
180 output locals to sbss if !rs6000_elf_in_small_data_p.
181 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
183 2005-11-28 Alan Modra <amodra@bigpond.net.au>
186 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
188 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
189 indexed_or_indirect_address.
190 (indexed_or_indirect_address): Don't test for base reg. Call
191 address_operand last. Make it a special predicate.
193 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
195 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
197 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
200 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
202 (negate_expr): Likewise.
204 2005-11-27 Andreas Schwab <schwab@suse.de>
206 * config/m68k/m68k.c: Reindent and fix whitespace, remove
209 2005-11-27 Steven Bosscher <stevenb@suse.de>
211 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
212 has EH predecessor edges.
214 2005-11-26 Eric Christopher <echristo@apple.com>
216 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
217 register stalls by zero extending to the full register.
219 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
221 * config/floatunsisf.c, config/floatunsidf.c,
222 config/floatunsixf.c, config/floatunsitf.c: New files.
223 * config/ia64/t-hpux: Add floatunsitf.c.
224 * config/ia64/ia64.c (ia64_init_libfuncs): Use
225 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
227 2005-11-26 Richard Henderson <rth@redhat.com>
229 * c-lex.c (pragma_lex): Rename from c_lex.
230 * c-pch.c: Update for pragma_lex rename.
231 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
232 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
233 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
234 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
235 * doc/tm.texi: Likewise.
237 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
240 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
241 when overflow is undefined.
243 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
245 * doc/md.texi (Insn Canonicalizations): Refer to the
246 function commutative_operand_precedence for further rules.
248 2005-11-25 Roger Sayle <roger@eyesopen.com>
251 * expmed.c (choose_mult_variant): Return immediately when mult_cost
252 is less than zero. Limit mult_cost to a reasonable upper bound for
253 the synthetic multiplication sequence.
255 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
259 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
260 Lookup the explicit replacement functions for any unlocked
261 stdio builtin transformations.
263 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
265 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
267 * targhooks.c (default_secondary_reload): Don't require operand 2
268 for an input reload to be earlyclobber.
270 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
272 * fold-const.c (negate_mathfn_p): Fix comment and add support
273 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
276 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
279 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
280 _Q_ulltoq for unsigned conversions from SImode and DImode to
283 2005-11-25 Alan Modra <amodra@bigpond.net.au>
285 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
286 (__floatundidf, __floatundisf): Likewise.
288 2005-11-25 David Edelsohn <edelsohn@gnu.org>
290 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
291 (rs6000_override_options): Remove initialization of
293 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
294 (rs6000_emit_stack_tie): Same.
295 (emit_frame_save): Same.
296 (gen_frame_mem_offset): Same.
297 (rs6000_emit_prologue): Same.
298 (rs6000_emit_epilogue): Same.
300 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
303 * fold-const.c (fold_build): Convert bool_var != 1 and
304 bool_var == 0 to !bool_var.
306 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
309 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
310 for C being INTEGER_CST. Likewise for !=.
312 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
315 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
316 unsigned conversions from SImode to TFmode.
318 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
320 * expr.c (expand_expr_real_1): Fix error in last change.
322 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
324 * caller-save.c: (this_insn_sets): Move into:
325 (save_call_clobbered_regs).
326 (mark_set_regs): Get this_insn_sets from data.
328 (save_call_clobbered_regs): Take sets of the return value by
329 sibcalls into account.
331 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
334 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
335 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
336 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
337 (memory_move_secondary_cost, init_reg_autoinc): Remove
338 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
339 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
340 secondary_reload_class call.
341 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
343 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
344 (push_secondary_reload): Use secondary_reload target hook.
345 (secondary_reload_class, scratch_reload_class): New functions.
346 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
347 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
348 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
349 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
350 (secondary_reload_class, scratch_reload_class): Declare.
351 * reload1.c: Include target.h.
352 (reload_adjust_reg_for_temp): New function.
353 (reload_adjust_reg_for_icode): Likewise.
354 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
355 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
357 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
358 for inheritance. Support case when both secondary & tertiary reloads
359 are for intermediate registers.
360 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
361 with secondary_reload_class call. Support case when both secondary
362 & tertiary reloads are for intermediate registers.
363 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
364 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
365 * target.h (secondary_reload_info): New struct / typedef.
366 (struct gcc_target): New member secondary_reload.
367 * targhooks.c Include reload.h, optabs.h and recog.h.
368 (default_secondary_reload): New function.
369 * targhooks.h (default_secondary_reload): Declare.
370 * doc/tm.texi: Document secondary_reload target hook. Update
371 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
372 * doc/md.texi: Likewise.
374 * sh-protos.h (sh_secondary_reload): Declare.
375 * sh.c (TARGET_SECONDARY_RELOAD): Override.
376 (sh_secondary_reload): New function.
377 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
378 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
379 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
380 (HAVE_SECONDARY_RELOADS): Define.
381 * sh.md (reload_indf): Rename to:
383 (reload_outdf): Rename to:
384 (reload_outdf__RnFRm).
385 (reload_insf): Rename to:
387 (reload_insi): Rename to:
388 (reload_insi__i_fpul).
390 2005-11-24 Uros Bizjak <uros@kss-loka.si>
392 * configure.ac: Require at least texinfo 4.4.
393 * configure: Regenerate.
395 * doc/install.texi (Tools/packages necessary for building GCC):
396 Update required version of texinfo to at least 4.4.
397 (Installing GCC: Building): Update required version of texinfo
399 (Installing GCC: Final installation): Update required version
400 of texi2dvi to at least 4.4.
401 (Host/target specific installation notes for GCC): Update required
402 version of texinfo to at least 4.4.
404 2005-11-24 Richard Guenther <rguenther@suse.de>
405 Dirk Mueller <dmueller@suse.de>
408 * c-common.h (strict_aliasing_warning): Declare.
409 * c-common.c (strict_aliasing_warning): New function,
411 * c-typeck.c (build_c_cast): ... here.
413 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
415 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
417 (swap_commutative_operands_with_target): New.
419 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
421 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
422 also when doing PRE, rather than only for global CPROP.
424 2005-11-24 Ben Elliston <bje@au.ibm.com>
426 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
427 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
429 (expand_twoval_unop): Likewise.
430 (widen_clz): Likewise.
431 (expand_parity): Likewise.
432 (expand_unop): Likewise.
433 (emit_cmp_and_jmp_insn_1): Likewise.
434 (prepare_float_lib_cmp): Likewise.
436 2005-11-24 Ben Elliston <bje@au.ibm.com>
438 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
439 Remove unused `class' variable.
441 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
444 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
445 C/C++ diagnostic function warn_array_subscript_with_type_char.
446 * c-common.h (warn_array_subscript_with_type_char): Declare.
447 * c-common.c (warn_array_subscript_with_type_char): Define.
449 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
452 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
453 compiling at the intersection of C and C++.
455 2005-11-23 Mark Mitchell <mark@codesourcery.com>
457 * doc/invoke.texi: For man pages, include gcc-vers.texi.
458 List @file in the option summary. Include the libiberty
459 documentation for @file.
460 * gcc.c (main): Call expandargv.
461 * Makefile.in (gcc-vers.texi): Define srcdir.
463 2005-11-23 Diego Novillo <dnovillo@redhat.com>
465 * passes.c (init_optimization_passes): Document
466 sequencing of passes.
468 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
470 * config/m68k/predicates.md (pcrel_address, extend_operator,
471 post_inc_operand, pre_dec_operand): Remove redundant
473 (const_uint32_operand, const_sint32_operand): Use gcc_assert
475 (valid_dbcc_comparison_p): Rewrite in the lisp style.
477 2005-11-23 Ben Elliston <bje@au.ibm.com>
479 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
481 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
483 Preparatory work for PR target/21623:
484 * alpha.c (secondary_reload_class): Rename to:
485 (alpha_secondary_reload_class).
486 * alpha.h, alpha-protos.h: Likewise.
487 * mn10300.c (secondary_reload_class): Rename to:
488 (mn10300_secondary_reload_class).
489 * mn10300.h, mn10300-protos.h: Likewise.
490 * pa.c (secondary_reload_class): Rename to:
491 (pa_secondary_reload_class).
492 * pa.h, pa-protos.h: Likewise.
493 * rs6000.c (secondary_reload_class): Rename to:
494 rs6000_secondary_reload_class.
495 * rs6000.h, rs6000-protos.h: Likewise.
497 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
500 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
502 2005-11-22 Ian Lance Taylor <ian@airs.com>
504 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
506 (prepare_cmp_insn): Likewise.
508 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
511 * m68k.md (zero_extendsidi2): Force operands[1] to a register
512 if both operands[0] and operands[1] are memory.
514 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
517 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
518 COMPARISON_CLASS_P and an integral types create create a new
519 expression with the new type and fold that.
521 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
524 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
525 to SUBTARGET_OS_CPP_BUILTINS.
527 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
529 * arm.c (emit_set_insn): New function.
530 (arm_split_constant): Call it.
531 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
532 (arm_legitimize_address): Likewise. Use plus_constant.
533 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
534 (thumb_expand_prologue): Likewise.
535 (arm_gen_load_multiple): Use VOIDmode in SET.
536 (arm_gen_store_multiple): Likewise.
537 (vfp_emit_fstmx): Likewise. Use plus_constant.
538 (emit_multi_reg_push): Likewise.
539 (emit_sfm): Use plus_constant.
541 2005-11-23 Alan Modra <amodra@bigpond.net.au>
544 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
547 2005-11-22 Alan Modra <amodra@bigpond.net.au>
550 * expmed.c (store_bit_field): Don't attempt to insv a field
553 2005-11-22 Alan Modra <amodra@bigpond.net.au>
556 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
557 explicit sign extension, not a (char) cast.
559 2005-11-22 Ben Elliston <bje@au.ibm.com>
561 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
562 GET_MODE_CLASS (x) == MODE_FLOAT.
563 * config/i386/i386.c: Likewise.
564 * config/rs6000/xcoff.h: Likewise.
565 * config/rs6000/linux64.h: Likewise.
566 * config/rs6000/rs6000.c: Likewise.
567 * config/rs6000/rs6000.h: Likewise.
568 * config/rs6000/predicates.md: Likewise.
569 * config/rs6000/sysv4.h: Likewise.
571 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
573 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
576 * config/alpha/freebsd.h, config/alpha/linux.h,
577 config/arm/linux-elf.h, config/bfin/bfin.h,
578 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
579 config/i386/beos-elf.h, config/i386/gnu.h,
580 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
581 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
582 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
583 config/rs6000/linux64.h, config/rs6000/sysv4.h,
584 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
585 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
586 config/sparc/linux.h, config/sparc/linux64.h,
587 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
589 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
590 are both defined when either flag -fpic or -fPIC are used.
592 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
594 * config/fp-bit.c (clzusi): New function.
595 (si_to_float, usi_to_float): Use it to compute proper shift.
596 (usi_to_float): Preserve guard bits when shifting right.
597 * libgcc-std.ver (GCC_4.2.0): New version.
598 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
599 __floatundisf): New functions.
600 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
601 __floatundisf): Declare.
602 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
603 _floatundixf, and _floatunditf.
604 * optabs.c (expand_float): If target does not define a pattern for
605 signed or unsigned conversion, use an unsigned libcall instead of
607 (init_optabs): Initialize ufloat_optab.
609 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
611 * config/rs6000/rs6000.opt (mmulhw): New option.
612 * doc/invoke.texi (-mmulhw): Document.
613 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
615 * config/rs6000/rs6000.md: Add half-word multiply and
616 multiply-accumulate instructions for 405 and 440.
618 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
620 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
621 which matches behavior of gcc 4.0 and older for RTEMS targets. The
622 default now includes a linker group which makes the RTEMS one nest.
624 2005-11-22 Ben Elliston <bje@au.ibm.com>
626 * cse.c (fold_rtx): Typo fix.
627 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
629 2005-11-21 Richard Henderson <rth@redhat.com>
631 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
632 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
634 * c-tree.h (lookup_name): Move declaration ...
635 * c-common.h (lookup_name): ... here.
636 * config/darwin-c.c: Include c-common.h.
637 * config/t-darwin: Update dependencies.
639 2005-11-22 Ben Elliston <bje@au.ibm.com>
641 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
642 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
643 * genopinit.c (gen_insn): Likewise.
644 * reload.c (find_equiv_reg): Likewise.
645 * loop.c (load_mems): Likewise.
646 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
647 * cse.c (find_comparison_args, fold_rtx): Likewise.
648 * dwarf2out.c (add_const_value_attribute): Likewise.
649 * expr.c (convert_move): Likewise.
650 * recog.c (general_operand, register_operand): Likewise.
651 * reg-stack.c (replace_reg): Likewise.
652 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
653 * c-common.c (handle_vector_size_attribute): Likewise.
654 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
655 (simplify_binary_operation_1): Likewise.
656 (simplify_const_binary_operation): Likewise.
657 (simplify_relational_operation): Likewise.
658 (simplify_const_relational_operation): Likewise.
659 (simplify_immed_subreg): Likewise.
660 * emit-rtl.c (gen_lowpart_common): Likewise.
661 * expmed.c (expand_mult): Likewise.
662 * stor-layout.c (layout_type): Likewise.
664 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
667 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
668 cst2 only for SPE vectors.
670 2005-11-21 David Edelsohn <edelsohn@gnu.org>
673 * config/rs6000/predicates.md (vrsave_operation): Check
674 UNSPEC_VOLATILE value.
676 2005-11-21 Jan Hubicka <jh@suse.cz>
678 PR tree-optimization/24653
679 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
681 2005-11-21 Uros Bizjak <uros@kss-loka.si>
683 * config/i386/predicates.md (ax_reg_operand): New predicate.
684 (memory_displacement_only_operand): New predicate.
685 * config/i386/i386.md ("modrm" attribute): Return 0 if one
686 operand is AX register and the other operand is memory operand
687 with displacement only.
689 2005-11-21 Uros Bizjak <uros@kss-loka.si>
691 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
692 if we don't care about NaNs or Infinities.
694 2005-11-20 Ian Lance Taylor <ian@airs.com>
696 PR rtl-optimization/24883
697 * combine.c (combinable_i3pat): When checking whether the
698 destination of i3 is used in i3, consider paradoxical subregs.
700 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
703 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
705 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
707 * combine.c (try_combine): Do not run subst on i1src and i2src in
708 the case of generating a PARALLEL for a comparison.
710 2005-11-20 Richard Henderson <rth@redhat.com>
713 * tree-sra.c (struct sra_elt): Add all_no_warning.
714 (struct sra_walk_fns) <use>: Add use_all argument.
715 (sra_walk_expr): Pass it.
716 (sra_walk_modify_expr): Likewise.
717 (scalarize_ldst): Likewise.
718 (scan_use): Update for new argument.
719 (mark_no_warning): New.
720 (scalarize_use): Use it.
722 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
724 * expr.c (expand_expr_real): Use usmul_optab for widening
725 signed * unsigned multiplies.
726 * genopinit.c (optabs): Add usmul_widen_optab.
727 * optabs.c (init_optabs): Likewise.
728 * optabs.h (enum optab_index): Add OTI_usmul_widen.
729 (usmul_widen_optab): Define.
730 * config/bfin/bfin.md (usmulhisi3): New pattern.
732 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
734 2005-11-20 Graham Stott <btinternet.com>
736 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
738 2005-11-20 Andreas Schwab <schwab@suse.de>
741 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
744 2005-11-19 Richard Henderson <rth@redhat.com>
747 * tree-gimple.c (is_gimple_id): Export.
748 * tree-gimple.h (is_gimple_id): Declare.
749 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
750 (get_default_value): Use it.
751 (maybe_fold_stmt_indirect): Likewise.
753 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
755 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
756 than VR1 or vice-versa.
758 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
762 * reload.c (find_reloads_address_1): Mention dependency on
764 * reload1.c (gen_reload): For IN with an unary operation, try
765 moving inner expression to OUT if trivial SET is not valid.
766 Confirm that the result is valid. Move common code block into...
767 (emit_insn_if_valid_for_reload): New function.
769 2005-11-19 Richard Guenther <rguenther@suse.de>
771 * fold-const.c (fold_indirect_ref_1): Make sure we fold
772 ARRAY_REFs of constant strings.
774 2005-11-19 Jakub Jelinek <jakub@redhat.com>
776 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
779 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
781 * combine.c (make_compound_operation): Swap operands of
782 commutative operation if necessary before returning.
784 2005-11-19 Richard Guenther <rguenther@suse.de>
787 * fold-const.c (fold_plusminus_mult_expr): New function.
788 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
789 cases, remove now unnecessary code.
791 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
793 * gensupport.c (old_preds): Rename to std_preds, add special field.
794 (struct old_pred_table): Rename to struct std_pred_table, add special
796 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
797 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
798 (init_predicate_table): Adjust, and set along the way whether a
799 predicate is special.
801 2005-11-18 Mark Mitchell <mark@codesourcery.com>
803 * BASE-VER: Change to 4.2.0.
805 2005-11-18 James E Wilson <wilson@specifix.com>
807 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
810 2005-11-18 Mike Stump <mrs@apple.com>
812 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
813 * config/darwin-c.c (darwin_pragma_unused): Likewise.
814 * c-decl.c (lookup_name_two) Remove.
815 * c-tree.h (lookup_name_two): Remove.
816 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
817 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
818 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
819 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
821 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
824 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
825 when not generating code to use that co-processor.
827 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
829 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
830 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
831 these functions are now in tree-phinodes.c.
833 2005-11-18 Jie Zhang <jie.zhang@analog.com>
835 * config/bfin/bfin.md (trap): New pattern.
837 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
839 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
842 * expr.c (expand_expr_real): Don't call record_block_change unless
843 ib_boundaries_block is non-null
845 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
847 * fold-const.c (build_range_check): Use proper type for subtraction
848 when merging lower bound.
850 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
852 PR rtl-optimization/24497
853 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
856 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
858 * tree-scalar-evolution.c (expression_expensive_p): New function.
859 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
861 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
863 * config/bfin/crtlibid.s: New file.
865 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
868 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
869 when not using sjlj exceptions.
870 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
871 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
872 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
873 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
874 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
875 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
876 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
877 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
878 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
879 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
880 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
881 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
882 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
884 * config/pa/hpux-unwind.h: New file.
886 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
888 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
889 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
890 * varasm.c (do_assemble_alias): Adjust call.
891 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
893 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
895 2005-11-17 James E Wilson <wilson@specifix.com>
897 * tree.def (FUNCTION_DECL): Correct typo in comment.
899 2005-11-17 Richard Henderson <rth@redhat.com>
901 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
902 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
903 and DW_CFA_def_cfa_sf.
904 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
905 (dbx_reg_number): Don't assert particular registers here.
906 (based_loc_descr): ... do it here instead. Fold in ...
907 (eliminate_reg_to_offset): ... this function.
908 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
909 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
910 * unwind-dw2.c (execute_cfa_program): Apply data align factor
911 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
912 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
913 (instantiate_virtual_regs): Likewise.
914 * var-tracking.c (adjust_stack_reference): Likewise.
915 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
917 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
919 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
920 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
921 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
923 ($(T)crtlibid.o): New rule.
925 2005-11-16 Richard Guenther <rguenther@suse.de>
928 * fold-const.c (extract_array_ref): Return byte offset
930 (fold_binary): Fold &x[a] CMP &x[b] to
931 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
934 2005-11-16 Richard Henderson <rth@redhat.com>
937 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
938 parts of an SSA_NAME.
940 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
943 * arm.md (split for movsf with immediate): Restrict split to insns
944 that set a general register.
946 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
948 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
950 * unwind-dw2.c (uw_advance_context): Likewise.
951 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
952 _Unwind_SjLj_Unregister.
953 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
955 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
957 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
959 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
961 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
962 langhook to get a DImode integer type.
964 2005-11-16 Richard Henderson <rth@redhat.com>
965 J"orn Rennecke <joern.rennecke@st.com>
966 Ulrich Weigand <uweigand@de.ibm.com>
970 * reload1.c (reg_equiv_invariant): New.
971 (reload): Allocate, initialize, and free it.
972 (calculate_needs_all_insns): Check it when skipping equivalence
974 (alter_reg): Likewise.
975 (eliminate_regs_1): Rename from eliminate_regs. Add new
976 may_use_invariant argument; only use reg_equiv_invariant when true.
977 (eliminate_regs): New.
978 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
979 a context for which may_use_invariant may be true.
981 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
983 * fold-const.c (const_binop): Don't constant fold the operation
984 if the result has overflowed and flag_trapping_math.
985 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
987 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
989 * config/arm/unwind-arm.c (abort): Add prototype here.
990 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
991 (struct phase1_vrs): Add prev_sp.
992 (unwind_phase2_forced): Save the original core registers instead of
993 modifying entry_vrs. Take a new flag argument for resuming unwinding
994 and set action flags accordingly. Always set _US_END_OF_STACK when
995 get_eit_entry fails. Unwind before calling the stop function.
996 (_Unwind_GetCFA): New function.
997 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
998 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
999 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1000 just call unwind_phase2_forced.
1001 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1002 * config/arm/unwind-arm.h (abort): Remove prototype.
1003 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1005 (_Unwind_GetCFA): New prototype.
1006 * config/arm/pr-support.c (abort): Add prototype here.
1007 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1009 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1010 not schedule the prologue with non-call exceptions and EABI.
1012 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1014 * config/arm/unwind-arm.h: Reorder interface function declarations.
1015 (_URC_END_OF_STACK): New enumeration value.
1016 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1017 (struct _Unwind_Control_Block): Document reserved field use.
1018 (_Unwind_Stop_Fn): New typedef.
1019 (_Unwind_ForcedUnwind): Declare.
1020 (_Unwind_Resume_or_Rethrow): Declare.
1021 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1023 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1024 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1025 (UCB_FORCED_STOP_ARG): New.
1026 (search_EIT_table): Update boundary condition checks.
1027 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1028 (unwind_phase2): Replace for with do..while.
1029 (unwind_phase2_forced): New.
1030 (__gnu_Unwind_RaiseException): Replace for with do..while.
1031 (__gnu_Unwind_ForcedUnwind): New.
1032 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1033 Use appropriate phase2 unwinder.
1034 (__gnu_Unwind_Resume_or_Rethrow): New.
1035 (__gnu_unwind_pr_common): Cope with forced unwinding.
1037 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1040 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1042 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1043 roundsf2): Remove "s" from mnemonic.
1045 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1047 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1049 * config/bfin/crtn.s: Change epilogues to match.
1050 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1051 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1052 __PIC__ and __pic__.
1054 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1057 * doc/invoke.texi: Distinguish between free and fixed form instead of
1058 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1060 * gcc.c (default_compilers): Remove double entries, add entries for
1061 suffixes '.F90' and '.F95'.
1063 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1065 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1066 in the stack probing loop.
1068 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1070 * configure.ac: Use .machine power5 not power5x.
1071 * configure: Regenerate.
1073 2005-11-15 Mike Stump <mrs@apple.com>
1075 * c-decl.c (lookup_name_two): Add.
1076 * c-tree.h (lookup_name_two): Likewise.
1077 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1078 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1080 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1082 PR rtl-optimization/23392
1083 * regrename.c (enum scan_actions) Add mark_access.
1084 (scan_actions_name): Ditto.
1085 (scan_rtx_reg): Handle mark_access.
1086 (scan_rtx_address): Do nothing for mark_access.
1087 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1088 and regs in REG_INC notes before closing chains for dead regs.
1089 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1090 opening chains for new writes.
1092 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1094 * c.opt (ffixed-line-length-none): New.
1096 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1098 * mklibgcc.in: Change contents of eh_dummy.c.
1100 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1102 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1104 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1106 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1108 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1110 2005-11-15 Jan Hubicka <jh@suse.cz>
1112 * invoke.texi (large-unit-insns): Document.
1113 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1114 * params.def (large-unit-insns): New param.
1116 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1119 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1120 special register for operand 3. Reindent constraints to align
1123 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1125 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1126 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1127 * configure.ac: Add test for FP rounding instructions.
1128 * configure: Regenerate.
1129 * config.in: Regenerate.
1130 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1131 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1133 * config/rs6000/rs6000.opt (mfprnd): New.
1134 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1135 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1136 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1137 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1138 (TARGET_FPRND): New.
1139 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1141 (btrunc<mode>2): New.
1143 (floor<mode>2): New.
1144 (round<mode>2): New.
1146 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1148 * gcc.c (version_compare_spec_function): Use fatal() rather than
1151 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1152 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1153 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1155 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1158 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1159 on -mmacosx-version-min setting.
1161 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1164 * tree-vrp.c (infer_value_range): Return false if STMT is a
1165 block terminator and its basic block has no successors.
1167 2005-11-14 Mike Stump <mrs@apple.com>
1169 * config/i386/i386.c (override_options): -masm=intel isn't
1170 supported on darwin.
1171 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1173 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1175 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1176 vfork after including auto-host.h.
1178 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1180 PR rtl-optimization/22002
1181 * combine.c (distribute_notes): Detect cases where a reg dies
1182 two or more times in a bb, including on the insn we are combining,
1183 and place the death note on the correct range.
1185 2005-11-14 Dale Johannesen <dalej@apple.com>
1187 * expmed.c (store_bit_field): Add offset unconditionally for
1189 (extract_bit_field): Don't force extzv or extv operand into
1190 a register if field is too big.
1192 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1194 * config/arm/arm.c (pic_labelno): New.
1195 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1196 LABEL_REF. Pass only the labelno to PIC insns.
1197 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1198 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1199 * arm.md (UNSPEC_PIC_LABEL): New constant.
1200 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1201 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1202 Use the correct label prefix.
1204 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1206 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1209 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1211 * loop-invariant.c: Include tm_p.h.
1212 * Makefile.in: Updated.
1214 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1216 * pa.c (store_reg): Revise generation of frame notes in large frames.
1217 (set_reg_plus_d): Likewise.
1219 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1221 PR tree-optimization/24709
1222 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1225 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1227 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1228 and duplicate declaration of pthread_self.
1230 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1231 Ian Lance Taylor <ian@airs.com>
1234 * calls.c (expand_call): If TARGET is a MEM and some part of the
1235 argument area has been saved, force TARGET to a register.
1237 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1239 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1242 2005-11-13 Jason Merrill <jason@redhat.com>
1245 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1246 lazily declared methods.
1247 (force_decl_die): Stop if forcing out the context already make a
1249 (force_type_die): Likewise.
1251 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1254 * builtins.c (integer_valued_real_p): Add break in
1255 REAL_CST having TREE_OVERFLOW set.
1257 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1259 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1260 addressing modes during calculation of costs.
1262 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1264 * function.c (assign_stack_local_1): Restrict sanity check
1265 on frame size overflow to 32-bit and above platforms.
1267 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1269 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1270 * config/cris/cris.c: Include reload.h.
1271 (cris_initial_elimination_offset): New function.
1272 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1275 2005-11-12 Richard Guenther <rguenther@suse.de>
1277 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1279 2005-11-12 Jan Hubicka <jh@suse.cz>
1281 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1282 to compare against 0 when possible.
1284 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1286 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1287 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1288 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1289 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1292 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1294 * recog.c (constrain_operands) <case 'g'>: For a match, require
1295 that a non-register matches general_operand when strict >= 0.
1297 2005-11-11 Steven Bosscher <stevenb@suse.de>
1299 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1302 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1304 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1305 (memory_address_same): New.
1306 (dse_optimize_stmt): Call memory_address_same.
1308 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1311 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1312 ZERO_EXTEND>: New cases.
1314 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1316 * longlong.h (__clz_tab): Always provide.
1318 2005-11-11 Steven Bosscher <stevenb@suse.de>
1321 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1323 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1324 before check_maybe_invariant.
1325 (move_invariant_reg): Use gen_move_insn instead of replacing
1326 SET_DEST with the temporary for the invariant.
1327 (move_loop_invariants): If checking is enabled, do internal
1328 consistency checks after completing the pass.
1330 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1333 * common.opt (Wvolatile-register-var): New.
1334 * varasm.c (make_decl_rtl): Only emit warning when option
1335 specified. Clarify warning message.
1336 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1338 * doc/md.texi (copysign): Document standard named pattern.
1340 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1342 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1343 bytes when align is 2.
1344 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1345 by the first instruction of the loop.
1347 2005-11-11 Jason Merrill <jason@redhat.com>
1350 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1353 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1355 PR rtl-optimization/22509
1356 * local-alloc.c (memref_used_between_p): Check whether a function call
1357 could not reference the memref.
1359 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1361 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1362 algorithm so as to choose the best, not the worst, alternative.
1363 Reset accumulated register class before processing next alternative.
1365 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1368 * calls.c (expand_call): Copy a return value to a plain register
1371 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1374 * varasm.c (assemble_name): Recompute name only for transparent
1377 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1379 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1381 2005-11-04 Jeff Law <law@redhat.com>
1384 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1385 perform reassociation if the parent statement will not die as
1386 a result of the optimization.
1388 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1390 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1391 delete_old_heap_vars.
1392 * tree-dfa.c (referenced_var_remove): Remove function.
1393 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1394 (delete_tree_ssa): Remove call to delete_old_heapvars.
1395 Add call to delete_alias_heapvars.
1396 * tree-flow.h (referenced_var_remove): Remove prototype
1397 (init_alias_heapvars): New prototype.
1398 (delete_alias_heapvars): Ditto.
1399 * Makefile.in (tree-ssa-structalias.o): Add
1400 gt-tree-ssa-structalias.o
1401 (GTFILES): Add tree-ssa-structalias.h and
1402 tree-ssa-structalias.c.
1403 (s-gtype): Add gt-tree-ssa-structalias.h.
1404 * tree-ssa-structalias.c (heapvars): Remove.
1405 (oldheapvars): Remove.
1406 (heapvar_for_stmt): New variable.
1407 (heapvar_lookup): New function.
1408 (heapvar_insert): Ditto.
1409 (get_constraint_for): See if we have an old heapvar
1411 (init_alias_heapvars): New function.
1412 (delete_alias_heapvars): Ditto.
1413 Add include of gt-tree-ssa-structalias.h.
1415 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1418 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1420 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1422 * tree.c (int_fits_type_p): Only look at the base type
1423 if it has the same precision as the original type.
1425 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1428 * varasm.c (assemble_alias): Use %q+D in the error
1429 message instead of %J and %qD.
1431 2005-11-10 Richard Guenther <rguenther@suse.de>
1433 * gcse.c (free_ldst_entry): Only free hashtable if
1436 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1438 * function.c (assign_stack_local_1): Issue an error message if
1439 the frame size overflows in the signed target arithmetics.
1441 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1443 * tree.c (build_qualified_type): Chain the new type to the original
1444 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1445 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1446 (build_pointer_type_for_mode): Only return unqualified types.
1447 (build_reference_type_for_mode): Likewise.
1449 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1451 * Makefile.in (gnucompare): Do comparison of all files using one of
1452 the chosen methods and only afterwards decide if just warning should
1453 be issued or comparison failure raised.
1455 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1457 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1458 (noce_try_abs): Negate if the comparison is reversed.
1459 Look only one instruction backwards for a REG_EQUAL note.
1461 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1464 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1465 gthr-tpf.h: Define __gthrw. For all identifiers that might
1466 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1467 and prefix all uses with __ghtrw.
1469 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1472 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1473 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1474 * c-common.c (handle_weakref_attribute): New.
1475 (c_common_attribute_table): Add weakref.
1476 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1478 * configure, config.in: Rebuilt.
1479 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1480 * doc/extend.texi: Document weakref attribute.
1481 * varasm.c (ultimate_transparent_alias_target): New
1482 (assemble_name): Use it.
1483 (weak_finish_1): Split out of...
1484 (weak_finish): ... and deal with weakrefs in...
1485 (weakref_targets): ... new list.
1486 (globalize_decl): Clean up weakref_targets.
1487 (do_assemble_alias): Handle weakrefs.
1488 (finish_aliases_1): Do not reject weakrefs to external symbols.
1489 (assemble_alias): Handle weakrefs.
1491 2005-11-09 Richard Guenther <rguenther@suse.de>
1493 PR tree-optimization/24716
1494 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1495 t_bool to track results from follow_ssa_edge.
1497 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1499 * final.c (force_source_line): New global variable.
1500 (final_scan_insn): Set it to true instead of clearing last_filename.
1501 (notice_source_line): Return true if force_source_line is true,
1502 unless source info is absent.
1504 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1507 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1508 a linkage name for a variable if it a register variable.
1509 * c-decl.c (grokdeclarator): Global register variables
1510 should be set as PUBLIC.
1512 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1515 * config/s390/s390.c (struct s390_frame_layout): New fields
1516 first_save_gpr_slot and last_save_gpr_slot.
1517 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1518 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1519 first_save_gpr and last_save_gpr with the _slot variants.
1520 (s390_register_info): Calculate first_save_gpr_slot and
1521 last_save_gpr_slot using regs_ever_live.
1523 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1526 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1527 for a function containing a landing pad.
1529 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1532 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1535 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1537 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1538 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1540 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1543 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1545 (call,load,store): New insn types.
1546 (mem_access, branch_access): Adjust reservation conditions.
1547 (define_delay): Adjust condition.
1548 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1550 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1551 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1553 (call_internal, call_value_internal, return_internal,
1554 return_interrupt_internal, eh_return_internal, indirect_jump,
1555 tablejump): Set call insn type.
1556 (blockage, ei, di): Use appropriate unspec const.
1557 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1558 (ms1_get_attr_type): Adjust to give load & store types.
1559 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1560 backwards past a barrier.
1561 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1563 (struct branch_info, struct label_info): New.
1565 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1566 (ms1_machine_reorg): New.
1567 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1568 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1569 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1570 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1573 2005-11-09 Per Bothner <per@bothner.com>
1574 Uros Bizjak <uros@kss-loka.si>
1577 * toplev.c (process_options): Initialize debug_hooks early
1578 in case lang_hooks.post_options ends up calling a debug_hook.
1580 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1582 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1583 DBX_REGISTER_NUMBER being contiguous.
1585 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1586 Diego Novillo <dnovillo@redhat.com>
1589 * tree-vrp.c (register_edge_assert_for): Do not register
1590 always-false predicates.
1592 2005-11-08 Devang Patel <dpatel@apple.com>
1594 PR tree-optimization/23115
1595 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1598 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1600 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1603 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1605 Fix PR tree-optimization/23382
1607 * tree-ssa-alias.c (compute_may_aliases): Call
1608 delete_old_heap_vars.
1609 * tree-dfa.c (referenced_var_remove): New function.
1610 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1611 * tree-flow.h (referenced_var_remove): Add prototype.
1612 (delete_old_heap_vars): Ditto.
1613 * tree-ssa-structalias.c (heapvars): New variable.
1614 (oldheapvars): Ditto.
1615 (get_constraint_for): Put heap vars on heapvars list.
1616 (delete_old_heap_vars): New function.
1618 2005-11-08 Jason Merrill <jason@redhat.com>
1620 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1622 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1625 * reg-stack.c (reg_to_stack): Update register liveness also
1626 for flag_sched2_use_traces.
1628 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1631 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1632 override prior explicit -mno-powerpc-gfxopt.
1634 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1636 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1637 if the bitsize is zero.
1638 * doc/md.texi (Standard Pattern Names): Document it.
1640 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1641 (TARGET_PASS_BY_REFERENCE): Likewise.
1643 2005-11-07 Ian Lance Taylor <ian@airs.com>
1645 PR rtl-optimization/24683
1646 * config/i386/i386.c (legitimize_pic_address): If constant operand
1647 to PLUS is too large, put it in a register.
1649 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1651 * configure.ac: Enable checking assembler dwarf2 support for bfin
1653 * configure: Regenerate.
1655 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1659 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1660 gen_easy_vector_constant_add_self): Delete.
1661 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1663 (output_vec_const_move): Use gen_easy_altivec_constant.
1664 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1665 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1666 (easy_vector_constant_add_self): Rewritten.
1667 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1668 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1669 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1670 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1671 Macroize and adjust for the other changes.
1673 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1677 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1678 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1680 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1682 PR rtl-optimization/23567
1683 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1684 (noce_process_if_block): Don't do any optimizations except
1685 if (cond) x = x; if !set_b and write into orig_x may trap
1686 or fault. Remove the MEM_READONLY_P check.
1688 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1691 * tree-vrp.c (fix_equivalence_set): New.
1692 (extract_range_from_assert): Call it.
1694 2005-11-05 Ian Lance Taylor <ian@airs.com>
1697 * combine.c (apply_distributive_law): Don't distribute across a
1700 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1702 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1703 config/ms1/ms1.h, config/rs6000/predicates.md,
1704 config/s390/s390.c, params.def, postreload-gcse.c,
1705 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1706 tree-vrp.c, tree.c: Fix comment typos.
1707 * doc/invoke.texi: Fix typos.
1709 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1711 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1712 for testing whether the data_dependence_relation contains distance
1713 vectors. Iterate over all distance vectors of the ddr.
1714 * lambda.h: Define a vec of lambda_vector pointers.
1715 * tree-data-ref.c (dump_data_dependence_relation,
1716 dump_data_dependence_direction): Iterate over all distance and
1717 direction vectors of the ddr.
1718 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1720 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1721 of distance/direction vectors instead of a single one.
1722 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1723 lambda_vectors with a vec of lambda_vectors.
1724 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1725 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1726 DDR_NUM_DIST_VECTS): New.
1727 * tree-loop-linear.c (gather_interchange_stats): Test for the
1728 existence of distance vectors only after having checked that there
1729 is a dependence. Iterate over all distance vectors of the ddr.
1730 (linear_transform_loops): Use dump_data_dependence_relation.
1731 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1732 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1733 distance vectors of the ddr.
1735 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1737 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1738 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1739 IS_INTHANDLER; all callers changed.
1740 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1742 (do_link, do_unlink): New argument ALL; all callers changed.
1743 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1744 If function isn't leaf, save and restore all registers.
1745 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1748 2005-11-05 Jan Hubicka <jh@suse.cz>
1750 PR rtl-optimization/23490
1751 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1752 max-flow-memory-location): Document.
1753 * flow.c: Include params.h
1754 (MAX_MEM_SET_LIST_LEN): Kill.
1755 (add_to_mem_set_list): Use new param.
1756 * cse.c (cse_basic_block): Replace 1000 by new param.
1757 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1758 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1759 * predict.c (predict_loops): Use new param.
1760 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1762 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1763 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1764 Do not hold memory returned by cgraph_node_name across other call.
1766 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1769 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1772 2005-11-04 Jeff Law <law@redhat.com>
1775 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1776 * tree-ssa-dom.c: Include params.h.
1777 (thread_across_edge): If there are too many statements in the
1778 target block, then do not thread through it.
1779 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1780 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1782 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1785 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1786 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1788 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1791 * tree-scalar-evolution.c (instantiate_parameters_1,
1792 instantiate_parameters, resolve_mixers): Compute the size of an
1793 expression to be instantiated and give up the instantiation if the
1794 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1796 2005-11-04 Richard Guenther <rguenther@suse.de>
1798 * tree-flow.h (ref_contains_indirect_ref): Rename to
1799 array_ref_contains_indirect_ref.
1800 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1801 (array_ref_contains_indirect_ref): Make comment match the code
1803 (ref_contains_array_ref): Likewise.
1804 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1805 ref_contains_indirect_ref.
1806 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1807 Rename calls to ref_contains_indirect_ref.
1809 2005-11-04 Paul Brook <paul@codesourcery.com>
1811 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1812 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1813 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1814 * config/arm/arm.md: Use match_operand in peephole input templates
1815 and match_dup in peephole output templates.
1817 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1819 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1822 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1823 Daniel Jacobowitz <dan@codesourcery.com>
1825 * longlong.h (add_ssaaaa): Clobber condition code register
1827 (sub_ddmmss): Likewise.
1828 (umul_ppmm): Likewise.
1830 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1831 Paul Brook <paul@codesourcery.com>
1832 Phil Blundell <pb@reciva.com>
1834 * configure.ac: Add test for ARM TLS support.
1835 * configure: Regenerated.
1836 * config/arm/arm-protos.h (legitimize_tls_address)
1837 (arm_tls_referenced_p, tls_mentioned_p)
1838 (arm_output_addr_const_extra): New prototypes.
1839 (thumb_legitimize_pic_address): Delete.
1840 * config/arm/arm.c: Include "gt-arm.h".
1841 (enum tls_reloc): New.
1842 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1843 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1844 (arm_call_tls_get_addr, legitimize_tls_address)
1845 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1846 (arm_init_tls_builtins, arm_emit_tls_decoration)
1847 (arm_output_addr_const_extra): New functions.
1848 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1849 (TARGET_HAVE_TLS): Define.
1850 (target_thread_pointer): New.
1851 (arm_override_options): Handle -mtp=.
1852 (legitimize_pic_address): Ignore UNSPECs.
1853 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1855 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1856 (tls_get_addr_libfunc): New variable.
1857 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1858 (arm_init_builtins): Call arm_init_tls_builtins.
1859 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1860 (arm_encode_section_info): Call default_encode_section_info.
1861 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1862 (enum arm_tp_type): New.
1863 (target_thread_pointer): Add declaration.
1864 (LEGITIMATE_CONSTANT_P): Handle TLS.
1865 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1866 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1867 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1868 * config/arm/arm.md: Add UNSPEC_TLS.
1869 (movsi): Handle TLS.
1870 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1872 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1873 (load_tp_hard, load_tp_soft): New insns.
1874 * arm.opt: Add -mtp=.
1875 * doc/invoke.texi (ARM Options): Document -mtp.
1877 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1879 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1880 * config/arm/libunwind.S: Include "lib1funcs.asm".
1881 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1882 (LIB2ADDEH): Add libunwind.S.
1883 (LIB2ADDEHDEP): Add lib1funcs.asm.
1884 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1886 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1889 * gcc/c.opt: Add a -lang-fortran option.
1890 * gcc/c-opts.c: Add a lang_fortran flag.
1891 (c_common_init_options): Handling the -lang-fortran option.
1892 (c_common_handle_option): Add a case for Fortran options in
1893 preprocessing. Remove cases for -ffixed-form and
1894 -ffixed-line-length. Add a case for -lang-fortran.
1896 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1898 * config/rs6000/rs6000.c: Include params.h
1899 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1900 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1901 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1902 (UNSPEC_VPKUWSS): Delete.
1903 (altivec_vpkuhss): Delete.
1904 (altivec_vpkuwss): Delete.
1905 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1907 (neg_eq0<mode>): Remove final condition.
1908 (neg_eq<mode>): Remove condition and split-condition.
1910 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1912 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1913 Use associated print macros.
1915 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1918 * diagnostic.c (diagnostic_set_info_translated): New function.
1919 (diagnostic_set_info): Use it. Add comment.
1920 * diagnostic.h (diagnostic_set_info_translated): Declare.
1922 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1924 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1925 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1926 reference only if 'public' is true.
1927 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1928 emit the .hidden directive only if the indirect reference is public.
1929 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1930 Pass it to dw2_force_const_mem.
1931 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1932 * dwarf2out.c (output_cfi): Adjust calls to above function.
1933 (output_call_frame_info): Likewise.
1934 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1935 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1937 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1939 PR tree-optimization/24483
1940 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1941 field to elts if possible.
1943 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1946 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1949 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1951 Fix PR tree-optimization/24351
1953 * tree-ssa-structalias.c (struct variable_info): Add
1955 (get_varinfo_fc): New function to follow collapsing.
1956 (new_var_info): Set collapsed_to to NULL.
1957 (dump_constraint): Follow collapsing.
1958 (build_constraint_graph): Handle collapsing.
1959 (do_simple_structure_copy): Return false if something bad
1961 (collapse_rest_of_var): New function.
1962 (do_structure_copy): Collapse if do_simple_structure_copy returns
1965 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1968 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1969 expressions to a statement list instead of gimplifying them.
1971 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1973 PR rtl-optimization/23585
1974 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1975 that can't trap plus a constant integer, if the mode has zero size.
1977 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1980 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1982 ("*insv<mode>_reg_extimm"): Likewise.
1984 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1987 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1988 c_common_type_for_mode returns an unnamed type.
1990 2005-11-02 Richard Henderson <rth@redhat.com>
1994 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1995 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1996 * function.c (assign_parms): Use calls.internal_arg_pointer.
1997 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1999 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2000 (TARGET_CALLS): Add it.
2001 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2002 * targhooks.c (default_internal_arg_pointer): New.
2003 * targhooks.h (default_internal_arg_pointer): Declare.
2004 * tree.h (dwarf2out_reg_save_reg): Declare.
2005 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2006 * config/i386/i386.c (dbx_register_map): Add return column.
2007 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2008 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2009 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2010 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2011 (ix86_save_reg): Save force_align_arg_pointer.
2012 (ix86_emit_save_regs): Make regno unsigned.
2013 (ix86_emit_save_regs_using_mov): Likewise.
2014 (ix86_expand_prologue): Handle force_align_arg_pointer.
2015 (ix86_expand_epilogue): Likewise.
2016 * config/i386/i386.h: (dbx_register_map): Update.
2017 (dbx64_register_map, svr4_dbx_register_map): Update.
2018 (struct machine_function): Add force_align_arg_pointer.
2019 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2020 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2021 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2023 2005-11-02 Jan Hubicka <jh@suse.cz>
2026 * i386.md: Add peep2 for simplyfing array accesses.
2028 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2031 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2032 * config/s390/s390.c (s390_decompose_shift_count): New function.
2033 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2034 (print_shift_count_operand): Use s390_decompose_shift_count.
2035 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2036 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2038 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2041 * loop.c (loop_givs_rescan): Use force_operand to expand
2044 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2047 * fold-const.c (build_range_check): Use unsigned when signed
2048 overflow is undefined also. If etype is subtype, make sure that
2049 the subtraction is in the supertype.
2051 2005-11-02 Richard Henderson <rth@redhat.com>
2054 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2057 2005-11-01 Richard Henderson <rth@redhat.com>
2060 * loop.c (scan_loop): Do not propagate computations to a hard
2061 register destination with SMALL_REGISTER_CLASSES.
2063 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2065 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2066 costs for MULT inside PLUS or MINUS.
2068 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2070 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2071 (TRAMPOLINE_SIZE): Round up to 60.
2072 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2074 2005-10-31 James E. Wilson <wilson@specifix.com>
2077 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2078 ifdef. Put ifdefs around call in gen_subprogram_die.
2079 (compute_frame_pointer_to_cfa_displacement): Likewise.
2080 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2083 PR rtl-optimization/17356
2084 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2085 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2087 2005-10-31 Jan Hubicka <jh@suse.cz>
2090 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2093 * i386.c (legitimize_pic_address): Deal with large immediates.
2096 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2097 from symbol names while computing checkup.
2100 * predict.c (predict_loops): Do not estimate more than
2101 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2102 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2104 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2106 PR tree-optimization/19097
2107 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2109 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2111 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2113 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2116 * tree-inline.c (setup_one_parameter): If the init_stmt
2117 is NULL, don't insert the statement.
2119 2005-10-30 Jan Hubicka <jh@suse.cz>
2121 PR tree-optimization/24172
2122 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2124 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2126 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2127 constants for hosts with long != 32 bits.
2129 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2132 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2134 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2136 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2137 (TARGET_MS1_16_002): New.
2138 (TARGET_MS1_16_003): New.
2140 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2141 ("*decrement_and_branch_until_zero_no_clobber"): New.
2142 Add corresponding splitter for decrement_and_branch_until_zero
2144 Key all decrement_and_branch_until_zero patterns off of
2147 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2150 * tree-complex.c (extract_component): Treat RESULT_DECL
2151 like the rest of the decls.
2153 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2155 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2156 indirect call to _mcount if the function needs a static chain.
2158 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2159 Caroline Tice <ctice@apple.com>
2161 PR rtl-optimization/24460
2162 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2163 (dwarf2out_switch_text_section): Set it to true instead of
2164 incrementing separate_line_info_table_in_use.
2165 (output_loc_list): Additionally test have_switched_text_sections.
2166 (output_ranges): Likewise.
2167 (dwarf2out_finish): Likewise.
2168 * varasm.c (assemble_start_function): Do not call
2169 insert_section_boundary_note.
2170 (assemble_end_function): If flag_reorder_blocks_and_partition,
2171 switch to the function's section before emitting the .size directive.
2172 * bb-reorder.c (insert_section_boundary_note): Staticify.
2173 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2174 * output.h (insert_section_boundary_note): Delete.
2176 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2179 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2180 instead of pointer equality when comparing types.
2182 2005-10-24 James E. Wilson <wilson@specifix.com>
2184 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2185 add_dependence_list_and_free calls.
2187 2005-10-24 Steven Bosscher <stevenb@suse.de>
2189 * contrib.texi: Add the names of the LLNL folks who donated
2190 Cray pointer support for gfortran.
2192 2005-10-24 Steven Bosscher <stevenb@suse.de>
2194 PR tree-optimization/24225
2195 * profile.c (branch_prob): Look from end to start through a
2196 basic block when looking for a locus.
2198 2005-10-24 Richard Henderson <rth@redhat.com>
2200 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2202 (hppa_expand_prologue): Likewise.
2204 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2206 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2207 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2208 * pa.h (NO_PROFILE_COUNTERS): Define.
2209 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2210 (funcdef_nos): New vector to hold label numbers of deferred profile
2212 (output_deferred_profile_counters): New function.
2213 (hppa_profile_hook): Push label number onto funcdef_nos.
2214 (pa_hpux_file_end): Call output_deferred_profile_counters if
2215 NO_DEFERRED_PROFILE_COUNTERS is false.
2217 * pa-protos.h (get_deferred_plabel): New prototype.
2218 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2220 (output_call): Adjust calls.
2222 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2224 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2225 peculiarity of GOT/TOC section usage.
2227 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2230 * c-common.c (constant_string_class_name): Add documentation.
2232 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2235 * recog.c (peephole2_optimize): Increment peep2_current_count
2236 only when the slot is empty.
2238 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2241 * except.c (output_function_exception_table): Call
2242 assemble_external_libcall if we need a personality function.
2244 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2246 PR rtl-optimization/24460
2247 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2248 set the basic block for barriers.
2250 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2252 * var-tracking.c (vt_initialize): Initialize post.
2254 2005-10-21 Devang Patel <dpatel@apple.com>
2257 * c-common.c (vector_types_convertible_p): Check vector element type.
2259 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2261 * config/sh/sh.c (prepare_move_operands): Handle the address
2262 constant which is a tls symbolic address plus a constant.
2264 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2267 * gcc.c (main): Use the correct counter for erroring out
2268 about mulitple files.
2270 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2273 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2274 use r2 for 64-bit tls .got access.
2276 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2278 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2281 2005-10-20 Steven Bosscher <stevenb@suse.de>
2283 PR tree-optimization/24307
2284 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2286 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2289 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2291 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2292 is ready, stop marking functions, but still mark variables.
2294 2005-10-20 Richard Guenther <rguenther@suse.de>
2297 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2300 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2302 PR rtl-optimization/23585
2303 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2304 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2305 (may_trap_p_1): New predicate extracted from...
2306 (may_trap_p): ... here. Invoke may_trap_p_1.
2307 (may_trap_or_fault_p): New predicate.
2308 * rtl.h (may_trap_or_fault_p): Declare it.
2309 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2310 instead of may_trap_p.
2311 (steal_delay_list_from_fallthrough): Likewise.
2312 (fill_simple_delay_slots): Likewise.
2313 (fill_slots_from_thread): Likewise.
2314 * function.c (pad_to_arg_alignment): Rework comment about
2315 SPARC_STACK_BOUNDARY_HACK.
2316 * config/sparc/sparc.h: Likewise.
2318 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2320 * config/s390/s390.c (s390_expand_insv): New.
2321 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2322 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2323 ("icm_hi"): Remove mode attribute.
2324 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2326 ("*extracthi", "*extractqi"): Remove.
2327 (extv<mode>", "*extzv<mode>"): New.
2328 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2329 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2331 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2333 * cfgexpand.c (discover_nonconstant_array_refs_r,
2334 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2335 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2336 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2337 discover_nonconstant_array_refs.
2339 2005-10-19 Steven Bosscher <stevenb@suse.de>
2342 * c-decl.c (pop_scope): Don't warn about an unused variable
2343 if it is marked with TREE_NO_WARNING.
2344 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2345 somenow mismatch and olddecl is to be replaced.
2347 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2350 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2351 whether registers live on the edge can be saved/restored.
2353 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2355 * config/sh/sh.c (fixup_mova): Skip notes.
2357 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2359 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2360 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2361 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2362 (s390_initial_elimination_offset): Likewise.
2363 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2364 register on TARGET_ZARCH targets.
2365 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2366 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2367 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2368 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2370 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2372 * config/s390/s390.md: Comment describing output modifiers updated.
2373 * config/s390/s390.c (print_operand): Likewise.
2375 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2377 * config/s390/s390.c (override_options): Added check for -mstack-size
2379 * doc/invoke.texi: Mention that limit in the documenation.
2381 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2384 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2386 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2388 Fix PR tree-optimization/24231
2390 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2391 (compute_avail): Ditto.
2393 2005-10-18 Richard Henderson <rth@redhat.com>
2396 * config/i386/i386.c (legitimate_constant_p): Check
2397 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2399 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2400 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2401 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2403 (print_operand_address): Likewise.
2404 * config/i386/predicates.md (x86_64_immediate_operand): Test
2405 SYMBOL_REF_TLS_MODEL properly inside CONST.
2406 (x86_64_zext_immediate_operand): Likewise.
2407 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2408 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2409 * config/i386/i386-protos.h: Remove predicates.md entries.
2411 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2413 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2414 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2416 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2417 Ian Lance Taylor <ian@airs.com>
2420 * fold-const.c (fold_widened_comparison): Do not allow range based
2421 constant folding when right operand cannot be unwidened.
2423 2005-10-17 Richard Henderson <rth@redhat.com>
2425 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2426 with a memory clobber.
2428 2005-10-17 James E Wilson <wilson@specifix.com>
2430 PR rtl-optimization/17356
2431 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2432 checking for EDGE_EH.
2434 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2436 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2437 the slot on an even boundary for any type with 16-byte alignment.
2439 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2442 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2443 after register allocation.
2445 2005-10-17 DJ Delorie <dj@redhat.com>
2447 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2450 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2453 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2456 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2458 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2459 to 2 if it's already non-zero.
2460 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2461 is set and warn about it if flag_schedule_insns is 1.
2463 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2465 * config/crx/crx.md: Compare-and-branch instructions need to
2468 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2471 * config/i386/i386.md (*pushdi2_rex64 splitter)
2472 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2473 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2474 flow2 pass only when (optimize > 0 && flag_peephole2).
2476 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2479 * gcc.c (have_c): New static variable.
2481 (process_command): Remove declation of have_c.
2482 Set have_o to 1 when handling -o.
2483 (main): Add a fatel error if there are multiple
2484 files specified and -o and -c/-S is passed witout
2485 -combine or multiple languages.
2487 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2489 Fix PR tree-optimization/22444
2490 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2491 Assert that we don't hit something with subvars.
2492 (setup_pointers_and_addressables): Don't add things with subvars,
2493 because we'll already process the subvars for aliasing purposes.
2495 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2498 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2499 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2500 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2501 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2502 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2503 swapped, alternatives for the R constraint.
2506 * builtins.c (get_builtin_sync_mode): Make unlimited
2507 mode_for_size request.
2509 2005-10-15 Richard Henderson <rth@redhat.com>
2511 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2512 (gimplify_expr): ... here.
2513 (gimplify_compound_lval): Use it in initial scan loop. Allow
2514 fb_lvalue in base expression.
2516 2005-10-15 Richard Henderson <rth@redhat.com>
2519 * builtins.c (expand_builtin_trap): Export.
2520 * expr.h (expand_builtin_trap): Declare.
2521 * expr.c (expand_assignment): Emit a trap for integral offsets
2522 from registers that weren't reduced to bitpos.
2524 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2525 (mark_array_ref_addressable): Remove.
2526 * tree-flow.h (mark_array_ref_addressable): Remove.
2527 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2529 2005-10-15 James E Wilson <wilson@specifix.com>
2532 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2533 (add_dependence_list_and_free): Likewise.
2534 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2537 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2541 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2542 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2544 (vrp_visit_phi_node): Only prevent infinite iterations when
2545 the previous result and the new result are both VR_RANGEs.
2547 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2549 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2552 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2555 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2558 2005-10-14 Per Bothner <per@bothner.com>
2560 PR preprocessor/21250
2561 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2563 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2566 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2567 overflow flags. Refactor some conditionals.
2569 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2572 * tree-dfa.c (add_referenced_var): Only look at decls which
2573 have TREE_CONSTANT or TREE_READONLY set instead of if
2574 !TREE_PUBLIC or !TREE_CONSTANT.
2576 2005-10-13 James E Wilson <wilson@specifix.com>
2578 * doc/invoke.texi: For -x, add f95-cpp-input.
2579 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2581 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2583 PR tree-optimization/24262
2584 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2585 in loop all the time.
2587 2005-10-12 Richard Henderson <rth@redhat.com>
2590 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2591 * function.c (assign_parm_find_data_types): Don't support it.
2592 * print-tree.c (print_node): Likewise.
2593 * c-common.c (handle_transparent_union_attribute): Likewise.
2594 Use build_duplicate_type.
2595 * tree-inline.c (remap_type_1): Split out of remap_type;
2596 properly remap aggregate fields.
2597 (build_duplicate_type): New.
2598 * doc/extend.texi (Variable Attributes): Remove documentation
2599 for transparent_union.
2601 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2604 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2605 (gen_stack_pointer_dec): Likewise.
2607 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2611 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2613 (struct cxx): Add adjust_class_at_definition target hook.
2614 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2615 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2616 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2617 hook_void_tree. Add to TARGET_CXX.
2618 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2620 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2621 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2622 instead of attribute. Check for dllexport override. Warn if
2623 inconsistent dll linkage. Don't lose old dllimport if decl has
2624 had address referenced. Tweak lookup of dllimport atribute.
2625 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2626 for target specific rules. Don't add dllimport attribute if
2627 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2628 dllimport attribute.
2629 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2630 * varasm.c (initializer_constant_valid_p): Replace
2631 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2635 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2636 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2637 (i[34567]86-*-mingw32*): Likewise.
2639 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2640 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2642 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2643 C++-specific code. Change return value to bool.
2644 (i386_pe_dllimport_p): Likewise.
2645 (associated_type): Simplify and make language-independent
2646 (i386_pe_encode_section_info): Replace override of ambiguous
2647 dllimport symbol refs with a gcc_assert.
2648 (i386_pe_valid_dllimport_attribute_p): Define.
2649 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2650 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2651 i386_pe_adjust_class_at_definition.
2652 * config/i386/winnt-stubs.c: New file. Define stub versions of
2653 lang-specific functions.
2654 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2655 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2656 i386_pe_adjust_class_at_definition.
2657 (i386_pe_valid_dllimport_attribute_p): Declare.
2658 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2659 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2660 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2663 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2664 dllimport attribute with test of DECL_DLLIMPORT_P.
2666 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2668 * combine.c (make_extraction): Correct offset computation.
2670 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2672 * config/cris/t-linux (LIMITS_H_TEST): Define.
2674 2005-10-12 Richard Henderson <rth@redhat.com>
2677 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2679 2005-10-12 Richard Guenther <rguenther@suse.de>
2681 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2683 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2686 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2687 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2690 2005-10-12 Richard Guenther <rguenther@suse.de>
2693 * varasm.c (output_constant): Correct typo from previous
2696 2005-10-11 Ian Lance Taylor <ian@airs.com>
2698 PR rtl-optimization/13931
2699 * combine.c: Revert patch of 2003-05-14, and:
2700 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2701 completely killed in the appropriate insn.
2702 (distribute_notes): Don't skip multiple hard register test for
2703 elim_i1 and elim_i2.
2705 2005-10-11 Richard Henderson <rth@redhat.com>
2708 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2709 to initialize a transparent union instead of a nop_expr.
2711 2005-10-11 Richard Henderson <rth@redhat.com>
2713 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2714 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2715 (tree_ssa_dce_loop): Call scev_reset.
2718 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2719 * tree-ssa-dce.c: Include cfgloop.h.
2720 (tree_ssa_dce_loop, pass_dce_loop): New.
2721 * tree-pass.h (pass_dce_loop): Declare it.
2722 * passes.c (init_optimization_passes): Use it.
2724 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2727 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2728 Only apply the optimization for rounding builtins if the inner
2729 cast is also an extension.
2731 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2734 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2735 mark_new_vars_to_rename instead of update_stmt.
2737 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2739 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2741 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2743 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2744 for setting MMX register to 0 rather than mmx.
2746 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2749 * configure.ac: Move gas check from mips specific case to common case.
2750 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2751 * configure: Regenerate
2752 * doc/install.texi: Update.
2754 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2757 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2759 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2761 * gcc.c (do_spec_1): Accept numeric characters in file name
2764 2005-10-10 Nick Clifton <nickc@redhat.com>
2766 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2767 describing the deleted arm_gen_rotated_half_load function.
2769 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2771 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2774 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2776 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2778 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2779 (EXTRA_MULTILIB_PARTS): Define.
2780 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2781 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2782 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2783 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2784 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2785 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2787 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2789 PR tree-optimization/24226
2790 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2791 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2792 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2795 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2797 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2799 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2802 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2803 Rewrite for no need for the early clobber.
2805 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2807 Merge from csl-arm-branch:
2808 2005-09-07 Paul Brook <paul@codesourcery.com>
2809 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2812 2005-04-30 Paul Brook <paul@codesourcery.com>
2813 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2814 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2816 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2817 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2818 (arm_override_options): Use TARGET_AAPCS_BASED.
2819 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2820 (PTRDIFF_TYPE): Use int for AAPCS.
2821 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2822 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2823 (DEFAULT_SHORT_ENUMS): Delete.
2824 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2826 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2827 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2828 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2829 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2831 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2832 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2834 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2835 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2837 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2838 * config.gcc (arm*-*-linux-gnueabi): Add it.
2839 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2841 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2842 * config/arm/linux-eabi.h: New file.
2843 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2844 (LINUX_TARET_LINK_SPEC): Likewise.
2845 (LINK_SPEC): Use it.
2846 * config/arm/t-linux-eabi: New file.
2848 2005-10-08 Steven Bosscher <stevenb@suse.de>
2851 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2853 (PARAM_SMS_DFA_HISTORY): Likewise.
2855 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2858 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2859 (load_register_parameters): Call it.
2860 (check_sibcall_argument_overlap_1): Likewise.
2861 (store_one_arg): Likewise.
2863 2005-10-07 James E. Wilson <wilson@specifix.com>
2865 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2866 DImode not VECINT24 for operand 2.
2869 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2873 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2874 fr_spill): Use destination_operand for operand 0.
2876 2005-10-07 DJ Delorie <dj@redhat.com>
2878 * varasm.c (output_constant): Limit error to expanding
2881 2005-10-07 Richard Guenther <rguenther@suse.de>
2884 * fold-const.c (fold_binary): Fix operand types during folding
2885 of X op (A, Y). Evaluation order of the side-effects of
2886 X and A are frontend-defined, so ensure we honour that even for
2887 tcc_comparison class operands; eased by removing duplicate code.
2889 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2891 * stor-layout.c (layout_type): Do not allow alignment of array
2892 elements to be greater than their size.
2894 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2896 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2898 (hppa*-*-linux*): Ditto.
2899 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2900 * config/host-hpux.c: New.
2901 * config/x-hpux: New.
2902 * config/pa/x-hpux: Remove.
2903 * config/pa/x-linux: Remove.
2904 * config/pa/pa-host.c: Remove.
2906 2005-10-07 Jeff Law <law@redhat.com>
2908 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2909 determine whether or not to try and thread outgoing edges.
2911 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2913 * config/rs6000/rs6000.md (eqsi_power): New.
2914 (neg_eq0si): Add TARGET_POWER to final condition.
2917 2005-10-06 Richard Henderson <rth@redhat.com>
2919 * config/rs6000/rs6000.c: Revert last change.
2921 2005-10-06 Richard Henderson <rth@redhat.com>
2923 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2924 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2926 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2930 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2931 out return_label and naked_return_label.
2933 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2935 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2938 2005-10-06 Richard Henderson <rth@redhat.com>
2941 * tree-inline.c (declare_return_variable): Handle modify_dest not
2944 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2946 Fix PR tree-optimization/22488
2947 * tree-ssa-structalias.c (check_for_overlaps): New function.
2948 (create_variable_info_for): Use it.
2950 2005-10-06 Richard Henderson <rth@redhat.com>
2953 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2954 (dwarf2out_start_source_file): Print it.
2956 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2958 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2960 2005-10-06 Richard Henderson <rth@redhat.com>
2963 * mode-switching.c (optimize_mode_switching): Clear transp bit
2964 for block with incomming abnormal edges.
2966 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2967 (fpscr_set_from_mem): Use them.
2968 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2969 (fpscr postinc splitters): Rewrite as peephole2+split.
2971 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2973 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2974 (eq<mode>_compare): Same.
2976 2005-10-06 Richard Guenther <rguenther@suse.de>
2978 PR tree-optimization/24238
2979 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2981 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2983 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2984 here. Use AC_PATH_PROG for environment variables instead of
2986 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2988 * configure: Regenerated.
2990 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2993 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2994 then force it into a register.
2995 (call_value): Likewise.
2997 2005-10-06 Richard Henderson <rth@redhat.com>
3000 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3001 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3002 under pass_vectorize.
3004 2005-10-05 Devang Patel <dpatel@apple.com>
3007 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3008 handling constants. Check NAMESPACE_DECL context for constants.
3010 2005-10-05 Eric Christopher <echristo@apple.com>
3012 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3014 2005-10-05 Richard Henderson <rth@redhat.com>
3017 * tree-cfg.c (mark_array_ref_addressable_1): New.
3018 (mark_array_ref_addressable): New.
3019 * tree-flow.h (mark_array_ref_addressable): Declare.
3020 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3022 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3026 * reload.c (subst_reloads): When adding a REG_LABEL to a
3027 jump instruction, also update JUMP_LABEL.
3029 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3031 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3032 * bb-reorder.c (copy_bb_p): Use it.
3033 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3035 2005-10-05 Richard Henderson <rth@redhat.com>
3038 * toplev.c (process_options): Warn about unsupported combinations
3039 of unwind tables and omit-frame-pointer.
3040 * config/i386/i386.c (override_options): Similarly. Enable
3041 accumulate-outgoing-args if not explicitly disabled.
3043 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3045 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3046 Handle big endian vs. small endian.
3047 (vec_initv2sf): Handle big endian vs. small endian.
3048 (*vec_extractv2sf_1): Ditto.
3050 2005-10-05 Dale Johannesen <dalej@apple.com>
3052 * convert.c (convert_to_real): Don't convert
3053 (float)floor(double d) to floorf((float)d).
3055 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3057 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3059 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3061 PR tree-optimization/18587
3062 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3063 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3064 build_vuses): Change to VEC type.
3065 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3066 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3067 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3068 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3069 (get_name_decl): New. Return DECL_UID of base variable.
3070 (operand_build_cmp): New. qsort comparison routine.
3071 (operand_build_sort_virtual): New. Sort virtual build vector.
3072 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3073 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3074 (FINALIZE_BASE): Use get_name_decl.
3075 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3076 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3077 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3078 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3079 direct VEC_* manipulations.
3080 (build_ssa_operands): Call operand_build_sort_virtual.
3081 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3082 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3083 with direct VEC_* manipulations.
3084 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3085 with direct VEC manipulations.
3087 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3089 PR tree-optimization/21419
3090 PR tree-optimization/24146
3091 PR tree-optimization/24151
3093 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3094 (build_asm_expr): Call it if outputs are read-only.
3095 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3097 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3098 Paolo Bonzini <bonzini@gnu.org>
3102 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3103 enable the instructions and not just the built-ins.
3104 * doc/invoke.texi (x86 Options): Likewise.
3106 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3108 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3110 * doc/invoke.texi (Option Summary): Correct spelling
3111 of -mmacosx-version-min.
3113 2005-10-04 Devang Patel <dpatel@apple.com>
3115 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3118 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3120 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3121 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3123 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3125 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3126 ("TE","tg"): New mode attributes.
3127 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3128 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3129 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3130 dword_mode and one for GPRmode.
3132 2005-10-04 Ian Lance Taylor <ian@airs.com>
3134 PR preprocessor/13726
3135 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3136 any comments passed in.
3138 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3140 * tree.c (annotate_with_file_line): Fix typo.
3142 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3145 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3146 type used to access data in the inlined length == 1 case, use
3147 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3148 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3150 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3152 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3153 TARGET_SSE3 and only for TARGET_80387.
3154 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3155 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3156 Do not depend on TARGET_80387.
3158 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3160 * tree.c (last_annotated_node): Change type to location_t*.
3161 (annotate_with_file_line): Reflect the change of
3162 last_annotated_node type.
3164 2005-10-04 Richard Guenther <rguenther@suse.de>
3167 * c-decl.c (grokdeclarator): Don't write to fields
3170 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3173 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3175 * varasm.c (make_decl_rtl): If a register variable does not
3176 have a set user assmbler name, error out.
3177 Decode the asmspec is now name+1 bypassing '*'.
3179 2005-10-04 Steven Bosscher <stevenb@suse.de>
3181 PR tree-optimization/23049
3182 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3183 of a COND_EXPR is folded before calling fold on the whole rhs of a
3184 conditional assignment.
3185 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3186 document that a COND_EXPR may appear there.
3188 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3191 * tree-vrp.c (extract_range_from_assert): If the new numeric
3192 range created out of the assertion contradicts the existing
3193 numeric range of the ASSERT_EXPR variable, make the new range
3196 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3198 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3199 from T_REGS to FP register class.
3201 2005-10-03 Richard Henderson <rth@redhat.com>
3204 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3205 before creating a new one.
3207 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3209 * config/rs6000/t-aix43 (LDFLAGS): New.
3210 * config/rs6000/t-aix52 (LDFLAGS): New.
3212 2005-10-03 Ian Lance Taylor <ian@airs.com>
3214 * gimplify.c (find_single_pointer_decl_1): New static function.
3215 (find_single_pointer_decl): New static function.
3216 (internal_get_tmp_var): For a formal variable, set restrict base
3217 information if appropriate.
3218 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3220 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3221 (DECL_GET_RESTRICT_BASE): Define.
3222 (SET_DECL_RESTRICT_BASE): Define.
3223 (decl_restrict_base_lookup): Declare.
3224 (decl_restrict_base_insert): Declare.
3225 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3226 * tree.c (restrict_base_for_decl): New static variable.
3227 (init_ttree): Initialize restrict_base_for_decl.
3228 (copy_node_stat): Copy restrict base information.
3229 (decl_restrict_base_lookup): New function.
3230 (decl_restrict_base_insert): New function.
3231 (print_restrict_base_statistics): New static function.
3232 (dump_tree_statistics): Call print_restrict_base_statistics.
3234 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3237 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3238 case of anti-ranges.
3240 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3243 * c-typeck.c (tagged_tu_seen): Rename to ...
3244 (tagged_tu_seen_cache): this and add val field.
3245 (comptypes): Move functional to comptypes_internal
3246 and free tagged_tu_seen.
3247 (comptypes_internal): New function and call comptypes_internal
3248 instead of comptypes. Speed up by sibcalling
3249 tagged_types_tu_compatible_p.
3250 (alloc_tagged_tu_seen): New function
3251 (free_all_tagged_tu_seen_up_to): New function.
3252 (tagged_types_tu_compatible_p): Return the val of the seen two
3254 Add that the two types are the same to tagged_tu_seen_base
3255 if they are and call comptypes_internal instead of comptypes.
3256 <case UNION_TYPE>: Speed up common type where the fields are
3258 (function_types_compatible_p): Call comptypes_internal instead of
3260 (type_lists_compatible_p): Likewise.
3261 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3263 2005-10-02 Matthias Klose <doko@debian.org>
3265 * doc/invoke.texi: Fix typo and speling error.
3267 2005-10-01 Richard Henderson <rth@redhat.com>
3269 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3271 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3273 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3274 using --start-group and --end-group.
3276 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3278 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3279 FIXME note regarding quirky semantics.
3281 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3284 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3285 non-null range as a last resort.
3287 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3288 Diego Novillo <dnovillo@redhat.com>
3291 * tree-vrp.c (extract_range_from_assert): For !=
3292 assertions, only build an anti-range if LIMIT is a
3293 single-valued range.
3295 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3297 * arm.md (movqi): On thumb when optimizing, handle loading from
3298 memory by describing this as taking a subreg of a zero-extended load
3299 into an SImode register.
3302 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3304 * reload1.c (merge_assigned_reloads): Do not change any
3305 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3307 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3309 * Makefile.in (LIPO_FOR_TARGET): Define.
3310 (STRIP_FOR_TARGET): Define.
3312 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3313 before creating new ones. Do symlinks before creating the actual
3316 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3317 to work out which multilibs are actually being built.
3319 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3321 * tree-vect-transform.c, config/ms1/ms1.md,
3322 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3323 Follow spelling conventions.
3324 * doc/invoke.texi, doc/md.texi: Fix typos.
3326 2005-09-30 Andrew Macleod <amacleod@redat.com>
3328 PR tree-optimization/21430
3329 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3330 use operands, and set stmt pointer if need be.
3331 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3332 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3335 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3338 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3340 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3342 * optabs.c (expand_binop): Initialize first_pass_p.
3344 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3347 * c-decl.c (c_write_global_declarations_1): If any
3348 wrapup_global_declaration_2 call returned true, restart the loop.
3350 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3352 Fix PR tree-optimization/24117
3353 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3354 before considering whether to use anyoffset.
3356 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3360 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3362 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3364 (swap_commutative_operands_with_target): New.
3366 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3369 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3372 2005-09-29 Steven Bosscher <stevenb@suse.de>
3374 PR tree-optimization/23911
3375 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3376 and IMAGPART_EXPR too.
3378 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3381 * expmed.c (expand_shift): Move logic to reverse rotation
3382 direction when rotating by constants ...
3383 * optabs.c (expand_binop): ... here.
3384 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3385 (ix86_rotrdi3): New pattern.
3386 (rotldi3): Handle 32-bit mode.
3387 (ix86_rotldi3): New pattern.
3389 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3392 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3393 check for numbers that need no bit twiddle.
3395 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3397 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3398 multilib to be built.
3400 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3401 (stage1-start): Delete old libgcc and libunwind before moving
3402 anything into the stage directory.
3403 (stage2-start): Likewise.
3404 (stage3-start): Likewise.
3405 (stage4-start): Likewise.
3406 (stageprofile-start): Likewise.
3407 (stagefeedback-start): Likewise.
3408 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3409 header in tm_file and CPU-specific t-darwin in tmake_file.
3410 (i[34567]86-*-darwin*): Don't change tm_file.
3411 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3412 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3413 shared library stub for target OS version.
3414 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3415 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3416 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3417 (libgcc_s.%.dylib): New.
3419 (install-darwin-libgcc-stubs): New.
3420 (INSTALL_LIBGCC): New append.
3421 * config/i386/darwin-libgcc.10.4.ver: New.
3422 * config/i386/darwin-libgcc.10.5.ver: New.
3423 * config/i386/t-darwin: New.
3424 * config/rs6000/darwin-libgcc.10.4.ver: New.
3425 * config/rs6000/darwin-libgcc.10.5.ver: New.
3426 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3427 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3429 2005-09-28 Paul Brook <paul@codesourcery.com>
3431 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3434 2005-09-28 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/23853
3437 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3438 host_integerp to verify misalignment value.
3440 2005-09-28 Richard Henderson <rth@redhat.com>
3442 * builtins.c (get_builtin_sync_mode): New.
3443 (expand_builtin_sync_operation): Pass in mode argument.
3444 (expand_builtin_compare_and_swap): Likewise.
3445 (expand_builtin_lock_test_and_set): Likewise.
3446 (expand_builtin_lock_release): Likewise.
3447 (expand_builtin): Update to match.
3449 2005-09-28 Nick Clifton <nickc@redhat.com>
3451 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3452 formatting. Add check to PLUS case to ensure that the offset is
3453 within an acceptable range.
3455 * config/v850/v850.md (casesi): Disable the generation of the
3456 switch pattern as it is not being handled properly at the moment.
3458 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3459 for when the high words are identical.
3461 2005-09-27 Richard Henderson <rth@redhat.com>
3463 * pretty-print.c (pp_base_format): Fix typo for %>.
3465 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3466 Devang Patel <dpatel@apple.com>
3468 PR tree-optimization/23625
3469 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3470 LABEL_EXPR, assertion check.
3472 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3474 * optabs.c (no_conflict_move_test): Check if a result of a
3475 to-be-moved insn would be clobbered by an originally
3478 2005-09-27 Jeff Law <law@redhat.com>
3480 * passes.c (init_optimization_passes): Replace copy propagation
3481 passes immediately after DOM with phi-only copy propagation
3482 pases. Add phi-only copy propagation pass after first DOM pass.
3483 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3484 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3485 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3486 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3487 to init_copy_prop. Callers updated.
3488 (do_phi_only_copy_prop): New function.
3489 (pass_phi_only_copy_prop): New pass descriptor.
3491 2005-09-27 Nick Clifton <nickc@redhat.com>
3493 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3495 2005-09-26 Jason Merrill <jason@redhat.com>
3498 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3500 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3502 2005-09-26 James E Wilson <wilson@specifix.com>
3504 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3505 copyright. Add gcc copyright plus libgcc exception.
3506 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3508 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3510 2005-09-26 Jeff Law <law@redhat.com>
3512 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3513 about when to iterate.
3515 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3518 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3519 for __complex__ double in -mcpu=G5 mode.
3521 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3523 PR tree-optimization/23942
3524 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3525 * tree-scalar-evolution.c: Include params.h.
3527 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3528 follow_ssa_edge_in_condition_phi_branch,
3529 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3530 Change return type to t_bool. Use a parameter to limit the size of
3531 trees that are walked before stopping
3532 (analyze_evolution_in_loop): Initialize the limit to 0.
3533 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3534 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3536 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3539 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3540 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3542 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3544 * combine.c (make_extraction): Check for valid use of subreg.
3546 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3549 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3550 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3551 ("fist<mode>2_with_temp"): Use only register operands.
3553 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3555 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3556 CALL_INSN_FUNCTION_USAGE.
3558 2005-09-26 Richard Guenther <rguenther@suse.de>
3561 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3562 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3563 (ldst_entry): Use the hashtable instead of list-walking.
3564 (find_rtx_in_ldst): Likewise.
3565 (free_ldst_entry): Free the hashtable.
3566 (compute_ld_motion_mems): Create the hashtable.
3567 (trim_ld_motion_mems): Remove entry from hashtable if
3568 removing it from list.
3569 (compute_store_table): Likewise^2.
3570 (store_motion): Free hashtable in case we did not see
3573 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3575 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3576 and arg1 if we are passing them to fold_build2.
3578 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3581 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3584 2005-09-25 Richard Henderson <rth@redhat.com>
3586 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3587 SYMBOL_REF_TLS_MODEL to be correct.
3589 2005-09-24 Richard Henderson <rth@redhat.com>
3591 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3592 end of function. Reindent.
3594 2005-09-24 Ian Lance Taylor <ian@airs.com>
3596 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3597 NEGATE_EXPR/BIT_NOT_EXPR case.
3599 2005-09-24 Richard Henderson <rth@redhat.com>
3601 * c-common.c (handle_mode_attribute): When not modifying in place,
3602 create subtypes for enumerations.
3603 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3604 * gimplify.c (create_tmp_from_val): Likewise.
3606 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3608 * config/i386/i386.md (*tls_global_dynamic_64,
3609 *tls_local_dynamic_base_64): Add missing mode to call.
3610 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3612 2005-09-24 Jan Hubicka <jh@suse.cz>
3614 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3615 (cgraph_clone_node): Likewise.
3616 * cgraph.h (cgraph_clone_edge): Update prototype.
3617 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3618 duplicated prototypes; add updating argument.
3619 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3620 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3622 (cgraph_mark_inline_edge): Likewise.
3623 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3624 (cgraph_flatten_node): Likewise.
3625 (cgraph_decide_recursive_inlining): Likewise.
3626 (cgraph_decide_inlining_of_small_function): Likewise.
3627 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3629 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3630 Pete Steinmetz <steinmtz@us.ibm.com>
3632 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3633 (rldic.): Set type to "compare".
3635 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3636 mfjmpr for MFCTR/MFLR.
3637 (movdf_hardfloat64): Same.
3638 (movdf_softfloat64): Same. Correct order of store and move types.
3639 (movti_string): Set type to store_ux/load_ux.
3640 (load_multiple): Set type to load_ux.
3641 (store_multiple): Set type to store_ux.
3642 (movmemsi): Set type to store_ux.
3643 (output_cbranch direct_return): Set type to jmpreg.
3644 (stmw): Set type to store_ux.
3645 (lmw): Set type to load_ux.
3646 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3647 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3648 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3649 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3650 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3651 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3652 (rios1-fpstore): Increase latency to 3.
3653 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3654 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3656 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3657 Andrew Pinski <pinskia@physics.uc.edu>
3659 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3660 operand2 constraint to "b".
3661 (sync_<fetchop_name>di_internal): Same.
3662 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3664 (sync_old_<fetchop_name>di_internal): Same.
3665 (sync_new_<fetchop_name>si_internal): Same.
3666 (sync_new_<fetchop_name>di_internal): Same.
3668 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3671 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3672 case, define as macros.
3674 PR rtl-optimization/23837
3675 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3676 clobber / clobber match between dest and p->first.
3678 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3679 (no_conflict_move_test): Update comments.
3681 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3683 * doc/install.texi: Update URL for Jacks.
3684 * doc/sourcebuild.texi: Likewise.
3686 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3689 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3690 registers when choosing register preferences.
3691 (movdf_hardfloat64): Same.
3693 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3695 * expmed.c (expand_shift): Don't use the target of the rotate as
3696 target for the first expanded shift insn.
3697 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3699 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3701 PR tree-optimization/22438
3702 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3703 preserved iv rhs rewriting specially.
3705 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3707 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3708 estimate_only is true.
3709 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3710 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3711 tree-ssa-structalias.c
3712 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3713 ref_contains_indirect_ref.
3714 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3716 2005-09-21 DJ Delorie <dj@redhat.com>
3718 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3720 (mn10300_return_in_memory): Support variable size types also.
3721 (mn10300_pass_by_reference): Likewise.
3722 (mn10300_function_value): New.
3723 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3724 (FUNCTION_OUTGOING_VALUE): Likewise.
3725 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3726 * doc/invoke.texi: Document it.
3728 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3731 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3732 force integer op1 into register for XFmode compares.
3734 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3737 * expmed.c (alg_code): Add alg_impossible.
3738 (alg_hash_entry): Add cost.
3739 (synth_mult): Record alg_impossible in the hash table if
3740 multiplication by a given integer is impossble within the
3741 limit. Speed up using alg_impossible.
3743 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3745 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3746 argument. Allow and set any offset if needs_anyoffset is passed
3748 (get_constraint_for): Add argument here too.
3750 (do_structure_copy): Pass NULL to get_constraint_for.
3751 (handle_ptr_arith): Ditto.
3752 (find_func_aliases): Ditto.
3754 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3756 PR rtl-optimization/23898
3757 * output.h (get_attr_min_length): Declare.
3758 * final.c (get_attr_length_1): New function, broken out of:
3760 (get_attr_min_length): New function.
3761 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3762 (duplicate_computed_gotos): Likewise.
3763 * genattr.c (insn_min_length): Generate declaration.
3764 * genattrtab.c (min_fn, min_attr_value): New functions.
3765 (make_length_attrs): Generate insn_min_length.
3767 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3769 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3771 2005-09-20 Richard Henderson <rth@redhat.com>
3773 PR tree-optimization/24059
3774 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3777 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3779 * c.opt (fextended-identifiers): New.
3780 * c-opts.c (c_common_handle_option): Handle
3781 -fextended-identifiers.
3782 * doc/cpp.texi: Update documentation of extended identifiers.
3783 * doc/cppopts.texi (-fextended-identifiers): Document.
3785 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3787 PR tree-optimization/23929
3788 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3791 PR tree-optimization/23818
3792 * tree-stdarg.c (execute_optimize_stdarg): Call
3793 calculate_dominance_info.
3795 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3797 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3798 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3799 (compute_overlap_steps_for_affine_1_2): Use
3800 get_number_of_iters_for_loop.
3801 (analyze_subscript_affine_affine): Check whether difference is
3803 Use get_number_of_iters_for_loop.
3804 Check whether overlap occurs outside of bounds.
3805 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3807 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3809 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3810 base register if possible.
3812 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3814 PR tree-optimization/18463
3815 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3816 converting it directly is not possible.
3817 (chrec_convert_aggressive): New function.
3818 * tree-chrec.h (chrec_convert_aggressive): Declare.
3819 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3820 Fold chrec conversions aggressively if asked to.
3821 (instantiate_parameters): Modified because of changes in
3822 instantiate_parameters_1.
3824 2005-09-19 Richard Henderson <rth@redhat.com>
3826 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3827 (reduc_splus_v2df): New.
3829 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3831 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3832 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3834 2005-09-19 Richard Henderson <rth@redhat.com>
3836 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3839 2005-09-19 Richard Henderson <rth@redhat.com>
3841 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3842 (ia64_expand_dot_prod_v8qi): New.
3843 * config/ia64/ia64-protos.h: Update.
3844 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3845 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3846 sdot_prodv8qi, sdot_prodv4hi): New.
3847 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3849 2005-09-19 Richard Henderson <rth@redhat.com>
3852 * real.c (exact_real_truncate): Return false if the format cannot
3853 represent the number as a normal.
3855 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3856 for a memory source.
3858 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3860 * tree-ssa-operands.c (swap_tree_operands): Export.
3861 * tree.h (swap_tree_operands): Declare.
3862 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3863 Call swap_tree_operands.
3865 2005-09-19 Richard Henderson <rth@redhat.com>
3867 * tree-flow.h (merge_alias_info): Declare.
3868 * tree-ssa-copy.c (merge_alias_info): Export.
3869 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3870 (vect_create_data_ref_ptr): Use create_iv directly.
3871 (vectorizable_load): Use correct types for integer constants.
3872 (vect_generate_tmps_on_preheader): Likewise.
3873 (vect_gen_niters_for_prolog_loop): Likewise.
3875 2005-09-19 Steven Bosscher <stevenb@suse.de>
3877 PR rtl-optimization/23943
3878 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3880 2005-09-18 Jan Hubicka <jh@suse.cz>
3882 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3884 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3886 * varasm.c (output_constant): Do not abort on conversions to union
3887 types between different sizes.
3889 2005-09-18 Richard Guenther <rguenther@suse.de>
3892 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3895 2005-09-18 Paul Brook <paul@codesourcery.com>
3897 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3899 2005-09-17 Richard Henderson <rth@redhat.com>
3901 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3902 * tree-ssa-loop.c (pass_vect_dce): Remove.
3903 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3906 2005-09-17 Richard Henderson <rth@redhat.com>
3908 * tree-pass.h (pass_vect_dce): Declare.
3909 * passes.c (init_optimization_passes): Add it.
3910 * tree-flow.h (tree_ssa_dce): Declare.
3911 * tree-ssa-dce.c (tree_ssa_dce): Export.
3912 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3913 (gate_tree_vectorize): ... here.
3914 (pass_vect_dce): New.
3916 2005-09-17 Jan Hubicka <jh@suse.cz>
3918 * except.c (struct eh_status): Turn region_array into vec.
3919 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3920 convert_from_eh_region_ranges, find_exception_handler_labels,
3921 current_function_has_exception_handlers, assign_filter_values,
3922 build_post_landing_pads, dw2_build_landing_pads,
3923 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3924 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3925 foreach_reachable_handler, can_throw_internal_1,
3926 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3928 (duplicate_eh_region_1): Update region_array.
3929 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3931 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3934 * expmed.c (expand_mult): Substitute simple register for op0 when
3937 2005-09-17 Richard Henderson <rth@redhat.com>
3939 * expr.c (emit_move_via_integer): Add force argument, pass it on
3940 to emit_move_change_mode. Update callers.
3941 (emit_move_complex): Pass true to new force argument.
3942 * function.c (expand_function_end): Move expand_eh_return call
3943 earlier. Merge sub-word complex values into a pseudo before
3944 copying to the return hard register.
3946 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3948 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3949 between different sizes.
3951 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3955 * passes.c (init_optimization_passes): Register dump files for
3958 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3960 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3961 * config/s390/s390.c (s390_overlap_p): New function.
3962 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3963 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3966 2005-09-16 Richard Guenther <rguenther@suse.de>
3968 * ipa-pure-const.c (static_execute): Free auxiliar information.
3969 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3970 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3972 2005-09-15 DJ Delorie <dj@redhat.com>
3974 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3976 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3978 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3980 (swap_commutative_operands_with_target): New.
3982 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3984 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3987 (estimate_iters_using_array): New function.
3988 * tree-data-ref.h (estimate_iters_using_array): Prototype
3989 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3990 Use estimate_iters_using_array instead of analyze_array.
3992 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3994 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3997 2005-09-15 Michael Matz <matz@suse.de>
3999 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4001 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4003 PR tree-optimization/23835
4004 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4005 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4007 2005-09-14 Richard Henderson <rth@redhat.com>
4009 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4010 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4012 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4014 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4015 in the ARRAY_TYPE case.
4017 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4019 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4021 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4024 * tree-vect-transform.c (vectorizable_operation): Return false for
4025 scalar shift operations and for vector shift operations with
4026 non-invariant shift arguments. Use scalar tree operand op1 as
4027 a shift operand when vector shift insn pattern uses scalar shift
4029 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4031 2005-09-14 Olivier Hainque <hainque@adacore.com>
4033 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4034 value if it has side-effects.
4036 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4039 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4041 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4043 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4044 passed as NAME as if it were label at start of function code.
4046 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4048 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4051 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4053 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4054 as early clobber. Rewrite so the PIC register is not implicitly used.
4056 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4058 * tree.c (annotate_with_file_line): Compare line numbers before
4061 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4064 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4065 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4067 2005-09-13 Ian Lance Taylor <ian@airs.com>
4069 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4070 than a HOST_WIDEST_INT to gen_doloop_begin.
4072 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4074 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4076 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4078 PR tree-optimize/23817
4079 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4081 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4084 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4085 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4086 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4087 (restore_stack_nonlocal): Likewise.
4088 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4090 2005-09-12 Ian Lance Taylor <ian@airs.com>
4093 * c.opt (ffriend-injection): New C++ option.
4094 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4095 (C++ Dialect Options): Document -ffriend-injection.
4097 2005-09-12 Josh Conner <jconner@apple.com>
4100 * ipa-reference.c (static_execute): Don't mark variables in
4101 named sections TREE_READONLY.
4103 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4105 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4108 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4110 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4111 V_MUST_DEF instead of just the first_use_p.
4112 Don't mark the virtual variables for renaming on the statement which
4114 (pass_dse): Remove TODO_update_ssa.
4116 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4119 * stor-layout.c (compute_record_mode): For records with a single
4120 field, actually check the field's mode size against the type size.
4122 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4123 registers for TARGET_SHMEDIA.
4124 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4125 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4126 of GENERAL_REGS and FP_REGS.
4128 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4130 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4132 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4134 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4135 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4136 are omitted. Exclude stack_tie insn too.
4138 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4140 PR rtl-optimization/23098
4141 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4143 * config/rs6000/rs6000.md (movdf splitter): Use
4144 const_double_operand predicate for TARGET_POWERPC64.
4145 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4146 SYMBOL_REF method to ABI_V4.
4148 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4149 replace_equiv_address.
4150 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4151 rs6000_sr_alias_set and MEM_NOTRAP.
4152 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4154 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4156 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4157 handle CALL_EXPR again.
4159 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4161 * arm/predicates.md (alignable_memory_operand): Delete.
4163 2005-09-10 Richard Henderson <rth@redhat.com>
4166 * dbxout.c (dbxout_expand_expr): New.
4167 (dbxout_symbol): Use it.
4169 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4171 * arm.c (arm_gen_rotated_half_load): Delete.
4172 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4173 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4174 (thumb_set_return_address): Likewise.
4175 (thumb_load_double_from_address): Use adjust_address.
4176 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4177 (extendhsisi2_mem, movhi_bytes): Use change_address.
4178 (movhi): Use widen_memory_access.
4179 (reload_out_df): Use replace_equiv_address.
4180 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4182 2005-09-09 Richard Henderson <rth@redhat.com>
4185 * dbxout.c: Include expr.h.
4186 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4187 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4188 * Makefile.in (dbxout.o): Add EXPR_H.
4190 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4192 PR tree-optimization/23509
4193 * tree-cfg.c (replace_uses_by): Use replace_exp.
4194 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4195 pointers have name_mem_tag or type_mem_tag set.
4197 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4199 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4200 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4201 of wrongly accessing operands.
4203 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4205 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4206 * tree-chrec.c: Include tree-scalar-evolution.h.
4207 (chrec_convert): Instantiate the base and step before calling
4208 scev_probably_wraps_p that would fail on parametric evolutions.
4209 Collect all the fails into a single section failed_to_convert,
4210 print a diagnostic, and return chrec_dont_know instead of calling
4212 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4213 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4215 (scev_const_prop): Don't replace the definition of a loop closed ssa
4216 phi node by itself, or by another loop closed ssa phi node.
4217 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4218 that base and step are defined.
4220 2005-09-09 Richard Guenther <rguenther@suse.de>
4223 * fold-const.c (fold_ternary): Check truth_value_p before
4224 calling invert_truthvalue.
4226 2005-09-09 Nick Clifton <nickc@redhat.com>
4228 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4229 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4230 dimension of these arrays.
4231 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4233 * longlong.h: Only provide a prototype for the __clz_tab[] array
4234 if this header has not been included from libgcc2.h.
4235 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4237 Provide prototypes for exported functions.
4238 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4241 2005-09-08 Josh Conner <jconner@apple.com>
4245 * expr.c (expand_expr_addr_expr_1): Don't invoke
4246 expand_simple_binop for EXPAND_INITIALIZER.
4248 2005-09-08 Richard Henderson <rth@redhat.com>
4251 * toplev.c (wrapup_global_declaration_1): Split out ...
4252 (wrapup_global_declaration_2): ... from ...
4253 (wrapup_global_declarations): ... here. Return bool.
4254 (check_global_declaration_1): Split out ...
4255 (check_global_declarations): from here.
4256 (emit_debug_global_declarations): New.
4257 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4258 check_global_declaration_1, emit_debug_global_declarations): Declare.
4259 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4260 of decls. Call wrapup_global_declaration_1,
4261 wrapup_global_declaration_2, check_global_declaration_1 directly.
4262 (c_write_global_declarations_2): New.
4264 (c_write_global_declarations): Call c_write_global_declarations_2.
4265 * langhooks.c (write_global_declarations): Call
4266 emit_debug_global_declarations.
4268 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4269 remove decls that have DECL_RTL_SET_P.
4270 * passes.c (rest_of_decl_compilation): Invoke
4271 cgraph_varpool_finalize_decl for all but functions.
4273 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4275 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4276 the result of a conversion if the new min and max cannot be compared.
4278 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4280 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4281 (override_options): Setting s390_sr_alias_set removed.
4282 (save_fpr, save_gprs): Set alias set to vararg or frame.
4283 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4284 s390_sr_alias_set with get_frame_alias_set ().
4285 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4286 get_varargs_alias_set ().
4288 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4292 * c-parser.c (c_parser_objc_method_definition): If the next
4293 token is not "{", error out and don't start the function.
4295 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4297 * tree-vrp.c (extract_range_from_expr): Move the check for non
4298 nullness after the check for gimple invariant.
4300 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4302 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4304 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4307 * config/m32r.md (movmemsi_internal): Canonicalize order of
4308 operands in PLUS component of template.
4310 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4312 * reload1.c (fixup_eh_region_note): Remove assertion.
4313 (fixup_abnormal_edges): Reverted removal of call to
4314 find_many_sub_basic_blocks made on 2005-08-31.
4316 2005-09-07 Richard Henderson <rth@redhat.com>
4318 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4319 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4320 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4321 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4322 rearrange for better packing.
4323 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4324 (lookup_cfa_1): Remove inline marker.
4325 (cfa_equal_p): Split out of ...
4326 (def_cfa_1): ... here. Use INVALID_REGNUM.
4327 (build_cfa_loc): Handle !cfa->indirect.
4328 (frame_pointer_cfa_offset): New.
4329 (dbx_reg_number): Assert register elimination performed; do
4330 leaf register remapping.
4331 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4332 (eliminate_reg_to_offset): New.
4333 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4334 for verifiably local stack frame addresses; re-base to CFA.
4335 (mem_loc_descriptor): Remove can_use_fbreg argument.
4336 (concat_loc_descriptor, loc_descriptor): Likewise.
4337 (containing_function_has_frame_base): Remove.
4338 (rtl_for_decl_location): Don't do register elimination or
4339 leaf register remapping here.
4340 (secname_for_decl): Split out from ..
4341 (add_location_or_const_value_attribute): ... here.
4342 (convert_cfa_to_loc_list): New.
4343 (compute_frame_pointer_to_cfa_displacement): New.
4344 (gen_subprogram_die): Use them.
4345 * tree.h (frame_base_decl): Remove.
4346 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4347 (prologue_stack_adjust): Remove.
4348 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4349 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4350 (set_frame_base_location): Remove.
4351 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4352 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4353 (vt_add_function_parameters): Don't eliminate_regs.
4354 (vt_initialize): Don't create frame_base_decl.
4356 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4358 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4359 version of GNU binutils for 4.x and later.
4361 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4363 * ggc-page.c (ggc_push_context): Remove.
4364 (ggc_pop_context): Likewise.
4365 * ggc.h (ggc_push_context): Remove.
4366 (ggc_pop_context): Likewise.
4368 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4371 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4372 returning from an interrupt handler.
4374 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4377 * config/arc/arc.c (output_shift): Add check for loop count when
4380 2005-09-06 Steven Bosscher <stevenb@suse.de>
4382 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4384 (abs_replacement): Likewise.
4385 (pass_phiopt): Remove TODO_update_ssa.
4387 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4390 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4391 if "return with no value, in function returning non-void" warning
4393 * tree-cfg.c (execute_warn_function_return): Don't look at
4394 RETURN_EXPRs with TREE_NO_WARNING set.
4397 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4398 for internal functions doesn't use registers used by global registers
4399 variables. Use fewer register parameters if there are global register
4402 2005-09-06 Olivier Hainque <hainque@adacore.com>
4403 Eric Botcazou <ebotcazou@adacore.com>
4406 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4407 when we would be extracting outside its bit span (bitpos+bitsize
4408 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4409 Ada unchecked conversions.
4411 2005-09-06 Steven Bosscher <stevenb@suse.de>
4413 * tree-ssa-pre.c (try_look_through_load): New function.
4414 (compute_avail): Use it to try to look through loads for some
4415 more useful expressions.
4417 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4419 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4420 condition for detecting cases like (a&a) and (a^a).
4422 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4424 * common.opt: Add option ftree-vect-loop-version.
4425 * params.def: Add --param vect-max-version-checks.
4426 * doc/invoke.texi: Document ftree-vect-loop-version and
4427 --param vect-max-version-checks.
4428 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4429 may_misalign_stmts and defines for accessors.
4430 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4431 LOOP_VINFO_MAY_MISALIGN_STMTS.
4432 (destroy_loop_vec_info): VEC_free for
4433 LOOP_VINFO_MAY_MISALIGN_STMTS.
4434 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4435 Update documentation.
4436 (vect_update_misalignment_for_peel): New.
4437 (vect_enhance_data_refs_alignment): Update to choose loop
4438 peeling or loop versioning if appropriate for the (potentially)
4439 unaligned data references in the loop.
4440 (vect_analyze_data_refs_alignment): Remove call to
4441 vect_enhance_data_refs_alignment so the checks can be done
4443 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4444 and move up call to vect_analyze_data_refs_alignment.
4445 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4446 (vect_transform_loop): Add call to loop_version.
4448 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4450 PR rtl-optimization/23098
4451 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4452 * simplify-rtx.c (constant_pool_reference_p): New function.
4453 * rtl.h (constant_pool_reference_p): New prototype.
4454 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4455 constant_pool_reference_p in condition and
4456 avoid_constant_pool_reference in preparation statements.
4458 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4460 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4461 STRICT_LOW_PART SETs.
4463 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4466 * except.c (sjlj_emit_function_enter): Find the function begin
4467 note even when it's not in first basic block.
4469 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4471 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4472 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4473 * aclocal.m4: Regenerate.
4475 2005-09-05 DJ Delorie <dj@redhat.com>
4477 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4480 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4482 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4483 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4484 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4485 Follow spelling conventions.
4486 * doc/invoke.texi: Follow spelling conventions.
4488 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4490 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4491 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4492 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4494 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4497 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4498 (output_stack_adjust): Use gen_tmp_stack_mem.
4499 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4500 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4501 (sh_get_pr_initial_val): Likewise.
4502 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4503 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4504 * sh.md (divsi_inv_m0): Use gen_const_mem.
4505 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4506 (movdf_i4+1): Use gen_tmp_stack_mem.
4507 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4508 (fpu_switch+2): Likewise.
4509 (movv4sf_i, movv16sf_i): Use adjust_address.
4510 (symGOT_load): Set MEM_NOTRAP_P bit.
4512 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4515 * pa.c (emit_move_sequence): Fix typo in last change.
4517 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4519 PR rtl-optimization/23454
4520 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4523 2005-09-03 Richard Henderson <rth@redhat.com>
4524 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4527 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4530 2005-09-02 Nicolas Pitre <nico@cam.org>
4532 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4533 to bit_count to 32 bits.
4535 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4538 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4539 generating synthetic loads from volatile lvalues.
4541 005-09-02 Nick Clifton <nickc@redhat.com>
4543 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4544 __ctzhi2, __clzhi2): New functions.
4546 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4549 * tree-nested.c (struct var_map_elt): Mark with GTY.
4550 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4552 (lookup_field_for_decl): Allocate new element in GC memory.
4553 (lookup_tramp_for_decl): Likewise.
4554 (convert_nl_goto_reference): Likewise
4555 (create_nesting_tree): Allocate info in GC memory. Likewise for
4557 (free_nesting_tree): Free with ggc_free instead of free.
4558 (root): New static variable.
4559 (lower_nested_functions): Remove root as local variable. And zero out
4560 root at the end of the function.
4562 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4564 PR rtl-optimization/20365
4565 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4566 to short. New member ix.
4567 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4568 (simplify_plus_minus): Initialize ix members before calling qsort.
4570 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4572 PR tree-optimization/23626
4573 * tree-cfg.c (replace_uses_by): Clean up eh info.
4575 2005-09-01 DJ Delorie <dj@redhat.com>
4577 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4580 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4582 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4583 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4586 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4588 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4589 do not issue warning for a variable definition following
4592 2005-09-01 Richard Henderson <rth@redhat.com>
4595 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4596 conversion to CONST_VECTOR.
4598 2005-09-01 Richard Henderson <rth@redhat.com>
4601 * reload1.c (reload_as_needed): Check !CALL_P before calling
4602 fixup_eh_region_note.
4603 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4605 2005-09-01 DJ Delorie <dj@redhat.com>
4607 * varasm.c (output_constant): Let the target resolve
4608 conversions of addresses to non-default pointer sizes.
4610 2005-09-01 Nicolas Pitre <nico@cam.org>
4612 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4613 to alow matching ARM pre-indexed addressing mode.
4614 (arm_override_options): Remove now irrelevant comment.
4616 2005-09-01 Phil Edwards <phil@codesourcery.com>
4618 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4619 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4620 * config/i386/vxworks.h: Likewise.
4621 * config/i386/t-vxworksae: New file, for VxWorks AE.
4622 * config/i386/vxworksae.h: Likewise.
4624 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4626 PR tree-optimization/23410
4627 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4628 sequence is not wrapping during the first step.
4630 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4633 * dwarf2out.c (base_type_die): Compare char_type_node with
4634 TYPE_MAIN_VARIANT (type), not type.
4636 2005-09-01 Richard Guenther <rguenther@suse.de>
4638 PR tree-optimization/15366
4639 * common.opt: Add -finline-functions-called-once.
4640 Put -fearly-inlining in alphabetically ordered place.
4641 * doc/invoke.texi: Document new option.
4642 * ipa-inline.c (cgraph_decide_inlining): Honour
4643 flag_inline_functions_called_once.
4645 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4647 PR rtl-optimization/23478
4648 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4649 (alloc_qty): Initialize it.
4650 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4651 (combine_regs): Combine also n_throwing_calls_crossed fields.
4652 (find_free_reg): Don't attempt to caller-save pseudos crossing
4653 calls that might throw.
4654 * global.c (struct allocno): Add throwing_calls_crossed field.
4655 (global_alloc): Revert 2005-08-22 change. Initialize
4656 throwing_calls_crossed.
4657 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4660 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4663 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4664 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4665 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4666 (and64_2_operand): Tweak to use predicate.
4667 (and_operand): Adjust for mask_operand changes.
4668 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4669 (print_operand): Likewise.
4670 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4671 (mask64_1or2_operand): Delete.
4672 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4673 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4674 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4675 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4676 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4677 (rotldi3_internal4): Likewise.
4678 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4679 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4680 (ashldi3_internal7): Likewise.
4681 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4682 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4683 (anddi3 split): Don't match mask64_operand.
4684 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4685 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4686 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4687 't' splitter predicate.
4688 (movdi_internal64 + 2): Revert 2005-06-11 change.
4690 2005-08-31 DJ Delorie <dj@redhat.com>
4692 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4693 (m32c_asm_integer): Add support for 32 bit pointers.
4695 2005-08-31 Richard Henderson <rth@redhat.com>
4697 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4698 component-like references for setting MEM_NOTRAP_P.
4700 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4701 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4703 2005-08-31 Richard Henderson <rth@redhat.com>
4705 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4706 into a pseudo before applying gen_lowpart.
4708 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4710 * doc/install.texi (Specific): Update cctools version required
4711 for full functionality.
4712 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4713 linkers as -macosx_version_min.
4715 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4718 * sh.c (print_operand, %R and %S): Add handling of floating point
4719 registers, memory, constants and invalid operands.
4721 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4723 * ipa-pure-const.c: Change dump name.
4725 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4728 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4729 to "reg_or_0_operand".
4730 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4732 2005-08-31 Dale Johannesen <dalej@apple.com>
4734 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4735 loops that count down.
4737 2005-08-31 Richard Henderson <rth@redhat.com>
4740 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4741 (fixup_eh_region_note): New.
4742 (reload_as_needed): Call it.
4743 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4744 don't call find_many_sub_basic_blocks; call verify_flow_info.
4745 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4746 (keep_stack_depressed): Likewise.
4747 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4749 2005-08-31 Richard Henderson <rth@redhat.com>
4751 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4754 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4756 * expr.c (expand_expr_real_1): Compare size of address
4757 mode to target's address mode size in deciding expansion of
4758 the constant address.
4760 2005-08-31 Richard Guenther <rguenther@suse.de>
4763 * expr.c (all_zeros_p): New function.
4764 (expand_expr_real_1): Handle the case of an all-zero
4765 non-addressable constructor separately.
4767 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4769 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4770 arguments, adjust all callers.
4771 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4773 2005-08-30 Richard Henderson <rth@redhat.com>
4776 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4777 whenever the mode sizes match.
4779 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4781 * calls.c (load_register_parameters): Fix comment typo.
4782 * expr.c (emit_push_insn): Comment formatting.
4784 2005-08-30 Ian Lance Taylor <ian@airs.com>
4786 * config/i386/x-cygwin (host-cygwin): Change dependency from
4787 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4789 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4791 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4794 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4797 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4798 call to ggc_collect.
4800 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4803 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4804 beginning. Remove $(INCLUDES) from all the rules, if following
4805 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4807 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4810 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4811 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4812 not constant, but maxlen is, don't set len to maxlen, rather
4813 set maxlen to len if len is a constant.
4815 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4817 PR tree-optimization/23475
4818 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4821 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4823 Fix PR middle-end/22455
4825 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4826 Checksum only the parts of the tree that exist for the tree code.
4828 2005-08-28 Dale Johannesen <dalej@apple.com>
4830 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4832 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4834 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4836 2005-08-28 Richard Henderson <rth@redhat.com>
4838 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4839 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4842 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4845 * builtins.c (get_memory_rtx): Don't strip nops
4846 in between COMPONENT_REFs.
4848 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4851 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4853 (gimplify_modify_expr): Check for zero sized types and gimplify the
4854 rhs and lhs as statements.
4856 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4859 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4860 state for return address column of signal frames.
4862 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4865 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4866 bytes >= 2 not bytes == 2.
4867 (expand_block_move): Same.
4869 2005-08-27 Richard Guenther <rguenther@suse.de>
4872 * config/i386/sse.md (sse2_movsd): Add missing closing
4875 2005-08-27 Paul Brook <paul@codesourcery.com>
4877 * genrecog.c (enum decision_type): Add DT_num_insns.
4878 (struct decision_test): Add u.num_insns.
4879 (add_to_sequence): Add DT_num_insns test.
4880 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4881 (write_cond, debug_decision_2): Ditto.
4882 (change_state): Assume peep2_next_insn never fails.
4883 Remove "afterward" argument.
4884 (write afterward, write_tree): Update to match.
4885 * recog.c (peep2_current_count): New variable.
4886 (peep2_next_insn): Check it.
4887 (peephole2_optimize): Set peep2_current_count.
4888 * recog.h (peep2_current_count): Declare.
4890 2005-08-26 Josh Conner <jconner@apple.com>
4893 * ipa-pure-const.c (check_tree): Check for volatile-ness
4894 when considering a dereference.
4896 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4898 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4900 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4902 PR rtl-optimization/23561
4903 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4904 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4905 at most LEN bytes long memory fits into the field.
4906 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4907 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4908 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4910 2005-08-26 Richard Henderson <rth@redhat.com>
4913 * loop.c (biased_biv_may_wrap_p): New.
4914 (maybe_eliminate_biv_1): Use it to suppress non-equality
4915 comparison transformations. Delete disabled code.
4917 2005-08-26 Ian Lance Taylor <ian@airs.com>
4919 * combine.c (make_extraction): Avoid reference outside object.
4921 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4923 * stor-layout.c (finalize_type_size): Restore behaviour for
4924 non-aggregate types to the status quo ante of the patch for
4925 pr 23467. Document why it matters.
4927 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4930 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4931 array by one element, initialize the BT_LAST element with NULL.
4933 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4935 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4936 optimizing for size.
4938 (compare_plus_eqsi): Same.
4939 (plus_eqsi_compare): Same.
4940 (neg_eq0<mode>): Same.
4941 (neg_eq<mode>): Same.
4943 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4946 2005-08-26 Nick Clifton <nickc@redhat.com>
4948 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4949 TARGET_EP is not defined.
4950 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4951 TARGET_EP is enabled.
4952 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4953 * config/v850/v850.md (save_all_interrupt): Only use the EP
4954 register if TARGET_EP is defined.
4955 (restore_all_interrupt): Likewise.
4956 * config/v850/lib1funcs.asm: Update functions so that the EP
4957 register is only used if __EP__ is defined.
4959 2005-08-26 David Ung <davidu@mips.com>
4961 * config/mips/mips.c (mips_expand_prologue): Handle case when
4962 generating for MIPS16 and the outgoing argument area is more than
4963 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4966 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4968 * config/crx/crx.md: Make doloop_end pattern usage controllable
4969 via mloop-nesting=<max-nesting> command line switch. Make sure
4970 the combiner cannot use doloop_end_<mode> in an illegal way.
4971 * config/crx/crx.c: Use regs up to r6 for argument passing.
4972 Refine crx_address_cost (non cst4 displacements are expensive).
4973 * config/crx/crx.opt: Add switch for mloop-nesting=.
4975 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4977 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4978 (UNSPEC_MVST): New constant.
4980 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4982 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4983 Reject operands containing eliminable registers.
4984 * testsuite/gcc.dg/20050825-1.c: New testcase.
4986 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4987 Jan Hubicka <jh@suse.cz>
4989 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4991 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4993 PR tree-optimization/23546
4994 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4997 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4999 * params.def (PARAM_MIN_SPEC_PROB): New.
5000 * sched-rgn.c (MIN_PROBABILITY): Delete.
5001 (compute_trg_info): Convert to PARAM_VALUE.
5002 * doc/invoke.texi (param): Document min-spec-prob.
5004 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5006 * config/darwin.h: define __PIC__
5007 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5008 TARGET_OS_CPP_BUILTINS macro.
5010 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5012 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5015 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5017 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5019 * cfghooks.c (duplicate_block): Added position where to place
5020 new block as argument.
5021 * cfghooks.h (duplicate_block): Declaration changed.
5022 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5024 * cfglayout.h (copy_bbs): Declaration changed.
5025 * cfgloop.h (loop_version): Declaration changed.
5026 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5027 position to copy_bbs.
5028 (loop_version): Pass position to duplicate_loop_to_header_edge.
5029 Add place_after argument and position new blocks according to
5031 * modulo-sched.c (sms_schedule): Pass place_after argument
5033 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5034 * tree-cfg.c (split_edge_bb_loc): New function.
5035 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5036 to determine position of new blocks.
5037 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5039 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5040 argument to duplicate_block.
5041 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5042 Pass position to copy_bbs.
5044 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5046 * fold-const.c (ptr_difference_const): Use
5047 cst_and_fits_in_hwi instead of host_integerp.
5049 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5051 * config/darwin.c (gen_pic_offset): New.
5052 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5055 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5057 PR tree-optimization/23486
5058 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5060 2005-08-23 Phil Edwards <phil@codesourcery.com>
5062 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5063 remove use_collect2.
5064 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5066 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5067 configuration files to override the default value.
5069 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5070 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5071 * config/vx-common.h: New file, split out from...
5072 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5073 * config/vxworksae.h: New file, for VxWorks AE.
5074 * config/vxworks.opt: New file.
5075 * config/vxlib.c: Update for VxWorks 6.
5077 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5078 other MULTILIB_* variables appropriately.
5079 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5080 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5081 * config/rs6000/vxworks.h: Update for VxWorks 6.
5082 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5084 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5087 * config/darwin.c (machopic_select_section): Remove the hack to
5088 mark "::operator new" and "::operator delete" for coalescing
5089 even though they are not weak.
5091 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5093 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5094 * configure: Regenerate.
5096 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5099 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5101 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5102 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5105 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5107 * config/rs6000/predicates.md (equality_operator): New.
5108 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5109 comparison with a large constant.
5111 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5113 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5115 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5117 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5118 registers is even, and we have a hardware double precision fp,
5120 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5121 size of current argument when checking if argument was passed in
5124 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5127 * stor-layout.c (finalize_type_size): Dont override
5128 existing alignment with a smaller alignment from the mode.
5130 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5132 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5133 * lambda.h (lambda_vector_lexico_pos): ... here.
5134 * tree-data-ref.c (build_classic_dist_vector): Return false when
5135 the distance vector is lexicographically negative.
5137 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5139 PR tree-optimization/23511
5140 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5141 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5143 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5145 PR tree-optimization/22043
5146 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5147 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5148 If ALLOW_FLEXARR, handle types ending with flexible array member.
5149 Pass false as second argument to recursive count_type_elements calls.
5150 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5151 argument to count_type_elements call.
5152 * tree-sra.c (decide_block_copy): Likewise.
5153 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5154 for a constant-sized object, set cleared as well. Pass true as
5155 second argument to count_type_elements call.
5157 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5160 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5161 from legitimate_small_data_p, and make global. Update use.
5162 Remove forward declaration.
5163 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5165 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5167 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5169 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5170 of scratch intermediates.
5171 (eq<mode>_compare): Same.
5172 (neg_eq0<mode>): New.
5173 (neg_eq<mode>): Convert to define_insn_and_split.
5175 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5178 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5179 stdarg functions, set/clear the fp marker even when no variable
5181 * config/rs6000/sysv4.opt (mprototype): Describe.
5183 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5185 PR rtl-optimization/23478
5186 * regs.h (reg_info): Add throw_calls_crossed.
5187 (REG_N_THROWING_CALLS_CROSSED): Define.
5188 * flow.c (allocate_reg_life_data): Initialize
5189 REG_N_THROWING_CALLS_CROSSED.
5190 (propagate_one_insn, attempt_auto_inc): Update
5191 REG_N_THROWING_CALLS_CROSSED.
5192 * global.c (global_alloc): Don't allocate pseudos across
5193 calls that may throw.
5195 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5198 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5199 value is inbetween the range if we did not find an exact match.
5201 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5203 * doc/invoke.texi (Option Summary): Add ms1 options.
5204 * doc/extend.texi: Document interrupt handler attribute for ms1.
5205 * doc/md.texi: Document ms1 constraints.
5206 * config.gcc: Add ms1-*-elf.
5207 * config/ms1/ms1.h: New.
5208 * config/ms1/ms1.c: New.
5209 * config/ms1/ms1.md: New.
5210 * config/ms1/ms1-protos.h: New.
5211 * config/ms1/ABI.txt: New.
5212 * config/ms1/crti.asm: New.
5213 * config/ms1/crtn.asm: New.
5214 * config/ms1/lib2extra-funcs.c: New.
5215 * config/ms1/t-ms1: New.
5216 * config/ms1/ms1.opt: New.
5218 2005-08-22 Ira Rosen <irar@il.ibm.com>
5220 * config/rs6000/altivec.md (xorv4sf3): New.
5221 (negv4sf2, neg<mode>2): Likewise.
5223 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5226 * config/ia64/ia64.md (divsi3): Check divide by zero.
5227 (udivsi3): Likewise.
5229 (udivdi3): Likewise.
5231 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5233 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5234 up to elem_bitsize bits, not max_bitsize.
5236 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5238 PR tree-optimization/23433
5239 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5240 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5242 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5244 PR tree-optimization/23434
5245 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5246 the iteration bound is not an INTEGER_CST.
5248 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5250 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5251 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5252 NULL if need_epilog_adjust is false.
5253 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5254 Case 3 always peels first itration, not just for PLUS case, and no need
5255 to use scalar_initial_def here. Create an epilog adjustment only if
5256 scalar_initial_def is not NULL.
5258 (vectorizable_reduction): Remove assert.
5260 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5263 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5264 (__moddi3): Likewise.
5265 (__udivdi3): Likewise.
5266 (__umoddi3): Likewise.
5267 (__divsi3): Likewise.
5268 (__modsi3): Likewise.
5269 (__udivsi3): Likewise.
5270 (__umodsi3): Likewise.
5272 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5274 * tree-pass.h (TDF_GRAPH): Define.
5275 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5276 * passes.c (finish_optimization_passes): Only call
5277 finish_graph_dump_file if TDF_GRAPH is set.
5278 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5279 NULL. Set TDF_GRAPH bit.
5280 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5282 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5284 * arm.h (arm_stack_offsets): Add locals_base field.
5285 * arm.c (arm_get_frame_offsets): Compute it.
5286 (thumb_compute_initial_elimination offset): Make the Thumb frame
5287 pointer point to the base of the local variables.
5288 (thumb_expand_prologue): Update accordingly.
5289 (thumb_expand_epilogue): Likewise.
5291 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5292 mode of clobbered scratch to DImode. Handle a case that's known to
5295 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5297 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5298 (gt0<mode>_compare): Delete.
5299 (neg_gt0<mode>): Delete.
5301 2005-08-19 Eric Christopher <echristo@apple.com>
5303 * optabs.h: Change CTI_ to COI_.
5306 2005-08-19 James E Wilson <wilson@specifix.com>
5308 * builtins.c (expand_builtin_return_addr): Set
5309 current_function_accesses_prior_frames when count != 0. Use
5310 frame_pointer_rtx when count == 0.
5311 * function.h (struct function): Add accesses_prior_frames field.
5312 (current_function_accesses_prior_frames): Define.
5313 * reload1.c (init_elim_table): Check
5314 current_function_accesses_prior_frames.
5315 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5317 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5319 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5320 indicator. Return true if the flowgraph changed during
5323 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5326 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5327 conditional expression before testing its value.
5329 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5331 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5333 2005-08-19 Devang Patel <dpatel@apple.com>
5335 PR tree-optimization/23048
5336 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5337 third parameter. Check whether latch is dominated by exit
5339 (if_convertible_loop_p): Supply exit block itself to
5340 if_convertible_bb_p.
5342 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5345 * arm.md (arm_load_pic_register): Change argument to the mask of
5346 saved registers. Call thumb_find_work_register if we need a
5347 scratch register on Thumb.
5348 (arm_expand_prologue): Pass empty register set to
5349 arm_load_pic_register.
5350 (thumb_expand_prologue): Pass live_regs_mask directly to
5351 arm_load_pic_register.
5352 * arm-protos.h (arm_load_pic_register): Update prototype.
5354 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5356 * sh.c (find_sole_member): New function.
5357 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5358 if the record's alignment is larger than the size of its only member.
5360 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5363 * arm.c (thumb_legitimize_reload_address): New function.
5364 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5365 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5367 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5369 * config/crx/crx.c: Implement crx_decompose_address. Reject
5370 symbolic displacements since CRX register relative adressing
5371 mode can't handle unsigned 32-bit values as displacements.
5372 * config/crx/crx.h: Simplify definitions, remove redundant
5373 parenthesis and obsolete macros.
5374 * config/crx/crx.opt: Add new switch for debugging addresses.
5375 * config/crx/crx-protos.h: Add new declarations for above.
5377 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5380 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5383 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * collect2.c (dup2): Delete.
5386 * configure.ac: Don't check for dup2.
5388 * config.in, configure: Regenerate.
5390 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5392 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5393 record with the type of its only member.
5395 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5397 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5398 define_insn_and_split.
5399 (plus_ltu<mode>_compare): Same.
5400 (gtu<mode>_compare): Same.
5401 (plus_gtu<mode>_compare): Same.
5403 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5405 PR tree-optimization/22228
5406 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5408 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5409 are recorded in vect_vnames_to_rename for renaming.
5410 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5411 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5412 in vect_vnames_to_rename.
5413 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5414 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5416 2005-08-18 Jan Hubicka <jh@suse.cz>
5419 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5420 info only for local statics, not for member variables.
5422 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5424 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5426 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5428 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5430 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5433 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5435 2005-08-17 James E Wilson <wilson@specifix.com>
5437 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5440 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5442 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5443 (leu<mode>_compare): Same.
5444 (plus_leu<mode>): Same.
5445 (neg_leu<mode>): Same.
5446 (and_neg_leu<mode): Same.
5447 (ltu<mode>_compare): Same.
5448 (plus_ltu<mode>): Same.
5450 (geu<mode>_compare): Same.
5451 (plus_geu<mode>): Same.
5452 (neg_geu<mode>): Same.
5453 (and_neg_geu<mode>): Same.
5454 (plus_gt<mode>): Same.
5455 (gtu<mode>_compare): Same.
5456 (plus_gtu<mode>): Same.
5458 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5460 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5461 Move call_table_data to end. Delete spurious .text.
5462 (callt_save_all_interrupt): Fix comment typo.
5464 2005-08-17 James E Wilson <wilson@specifix.com>
5465 Kevin Winchester <winchester@amirix.com>
5468 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5470 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5473 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5474 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5476 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5478 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5479 record with the type of its only member if the modes don't match.
5481 * varasm.c (decode_reg_name): Skip empty additional register names.
5483 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5485 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5486 lsm_tmp_name_length): New.
5487 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5488 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5490 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5491 Andreas Krebbel <krebbel1@de.ibm.com>
5493 * config.gcc: Added z9-109 switch.
5494 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5495 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5496 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5497 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5498 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5499 for "z9_109" cpu attribute.
5500 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5501 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5502 (s390_handle_arch_option): Added z9-109 switch.
5503 (override_options): Set respective cost function for z9-109.
5504 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5505 (legitimate_reload_constant_p): Accept extended immediates.
5506 (print_operand): Three new output modifiers added: k, m and o.
5507 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5508 (s390_output_mi_thunk): Use extended immediate when possible.
5509 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5510 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5511 (CONSTRAINT_LEN): Added length of O constraint.
5512 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5513 * config/s390/s390.md ("cpu"): New value z9_109 added.
5514 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5515 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5516 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5517 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5518 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5519 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5520 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5521 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5522 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5523 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5524 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5525 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5526 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5527 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5528 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5530 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5531 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5532 insns for TARGET_EXTIMM.
5534 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5536 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5538 2005-08-17 Nick Clifton <nickc@redhat.com>
5540 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5541 Call default_encode_section_info.
5543 2005-08-17 Steven Bosscher <stevenb@suse.de>
5545 PR tree-optimization/21574
5546 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5547 constant, return CONSTANT.
5548 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5549 (ccp_fold, visit_assignment): Likewise.
5550 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5552 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5554 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5555 fold_buildN instead of buildN then fold_initializer or fold.
5556 (build_unary_op): Likewise.
5557 (build_binary_op): Likewise.
5558 * fold-const.c (fold_initializer): Remove.
5559 (fold_build1_initializer): New function.
5560 (fold_build2_initializer): New function.
5561 (fold_build3_initializer): New function.
5562 * tree.h (fold_initializer): Remove.
5563 (fold_build1_initializer): New function.
5564 (fold_build2_initializer): New function.
5565 (fold_build3_initializer): New function.
5567 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5569 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5570 (try_move_mult_to_index): Call fold_build2 instead of build2.
5571 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5572 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5573 fold_binary_to_constant.
5574 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5576 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5577 check if A == gcd (A, B). Remove TYPE argument.
5578 (analyze_offset) Use fold_build2 instead of fold (build.
5579 (create_data_ref): Likewise.
5580 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5581 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5584 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5586 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5587 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5589 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5592 * gimplify.c (zero_sized_type): New function.
5593 (gimplify_modify_expr_rhs): If we have a zero sized type,
5594 replace the statement with an empty statement.
5596 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5598 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5601 2005-08-16 Ian Lance Taylor <ian@airs.com>
5603 * doc/tm.texi (Label Output): Correct typo.
5605 2005-08-16 Steven Bosscher <stevenb@suse.de>
5608 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5609 force_operand will work later on using have_insn_for.
5611 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5613 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5615 2005-08-16 Ian Lance Taylor <ian@airs.com>
5618 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5619 vector type, don't try to construct it element by element. Add an
5620 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5622 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5624 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5626 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5628 * doc/invoke.texi (Precompiled Headers): Document some more options
5629 which are known to be safe.
5631 2005-08-16 James E Wilson <wilson@specifix.com>
5633 PR tree-optimization/21105
5634 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5635 TREE_OVERFLOW check.
5637 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5639 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5640 (neg_ltu<mode>): Same.
5642 (neg_gtu<mode>): Same.
5644 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5646 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5647 (fold_builtin_isdigit): Use fold_buildN.
5648 (build_function_call_expr): Likewise.
5649 * c-typeck.c (c_finish_loop): Likewise.
5651 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5652 Richard Shann <rshann@superh.com>
5654 PR middle-end/20396:
5655 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5657 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5659 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5661 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5664 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5665 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5668 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5671 * fold-const.c (build_range_check): Disable optimization for function
5672 pointer expressions on targets that require function pointer
5675 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5677 * simplify-rtx.c (simplify_const_relational_operation): When
5678 extracting arguments of a COMPARE, recompute the mode as well.
5680 2005-08-15 Ian Lance Taylor <ian@airs.com>
5682 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5684 2005-08-15 DJ Delorie <dj@redhat.com>
5686 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5688 (movsi_splittable): Allow, but split, moves to the stack.
5689 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5692 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5694 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5695 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5696 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5698 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5699 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5700 Delete HOST_PTR_PRINTF.
5702 * configure, config.in: Regenerate.
5704 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5706 * config/rs6000/rs6000.md (QHSI): New mode macro.
5707 (wd): Extend mode attr for QImode and HImode
5708 (dbits): New mode attr.
5709 (zero_extend<mode>di2): Convert to mode macro.
5711 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5714 * doc/invoke.texi (-mgnu-ld): Update description.
5717 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5720 * Makefile.in (tree-chrec.o): Depends on real.h.
5721 * tree-chrec.c: Include real.h.
5722 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5723 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5724 * tree-scalar-evolution.c (add_to_evolution_1,
5725 interpret_rhs_modify_expr): Ditto.
5727 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5730 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5731 step is negative compute the estimation from init downwards to zero.
5733 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5735 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5737 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5739 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5741 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5742 Accept double-word constants that can be split.
5743 * config/s390/s390.md ("movti"): Use 'P' constraint.
5744 ("*movdi_31", "*movdf_31"): Likewise.
5746 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5748 Fix PR tree-optimization/22615
5750 * tree-ssa-structalias.c (solution_set_add): Handle
5751 first_vi_for_offset returning NULL.
5752 (do_da_constraint): Ditto.
5753 (do_sd_constraint): Ditto.
5754 (do_ds_constraint): Ditto
5755 (find_func_aliases): Ditto.
5756 (build_constraint_graph): RHS is allowed be ANYTHING.
5757 (first_vi_for_offset): Return NULL if we couldn't find anything at
5760 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5762 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5763 over memory as first operand.
5765 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5768 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5769 available for setting it.
5771 2005-08-14 Ira Rosen <irar@il.ibm.com>
5773 PR tree-optimization/23320
5774 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5775 data-refs' types instead of base object nullness. Add check for
5776 pointer type data-refs before first location comparison. Remove
5779 2005-08-14 Andreas Schwab <schwab@suse.de>
5781 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5783 2005-08-13 James E Wilson <wilson@specifix.com>
5785 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5786 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5787 -fstack-protector-all, --param ssp-buffer-size): Document.
5788 (-Wvariadic-macros): Alphabetize.
5789 (-fsched-stalled-insns-dep): Add missing 'f'.
5791 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5794 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5796 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5797 or indirect address operand.
5798 (EXTRA_ADDRESS_CONSTRAINT): New.
5799 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5801 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5803 PR tree-optimization/22236
5804 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5805 successors and predecessors.
5806 * tree-chrec.c (chrec_convert): Before converting, check that
5807 sequences don't wrap.
5808 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5809 (analyze_array): Extern.
5810 (find_data_references_in_loop): Remove call to
5811 compute_estimated_nb_iterations.
5812 * tree-data-ref.h (analyze_array): Declared.
5813 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5814 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5815 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5816 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5818 * tree-ssa-loop-ivcanon.c: Fix documentation.
5819 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5820 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5821 (infer_loop_bounds_from_undefined): New.
5822 (estimate_numbers_of_iterations_loop): Use
5823 infer_loop_bounds_from_undefined.
5824 (used_in_pointer_arithmetic_p): New.
5825 (scev_probably_wraps_p): Pass an extra parameter. Call
5826 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5827 (convert_step): Fix documentation.
5828 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5829 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5830 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5831 scev_probably_wraps_p.
5833 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5835 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5836 (s390_register_info): Ignore clobbered_regs information for fixed
5837 registers, and only fixed registers.
5838 (s390_init_frame_layout): Remove redundant call.
5840 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5842 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5843 description of -Wold-style-casts.
5845 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5846 Jakub Jelinek <jakub@redhat.com>
5848 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5849 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5850 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5851 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5852 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5853 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5854 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5855 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5856 ("stack_protect_set", "stack_protect_test"): New expanders.
5857 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5858 "stack_protect_testdi"): New insn definitions.
5860 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5862 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5864 2005-08-12 Paul Brook <paul@codesourcery.com>
5866 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5868 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5870 * config/s390/predicates.md (setmem_operand): New predicate.
5871 (shift_count_operand): Accept ANDs with special constants as
5873 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5874 with special constants.
5875 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5876 shift_count_operand with setmem_operand.
5878 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5880 * config/s390/s390.c (s390_extract_part, s390_single_part):
5882 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5883 (s390_output_mi_thunk): Don't use lg on 31 bit.
5884 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5885 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5887 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5889 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5890 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5891 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5892 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5893 with one of the new macros.
5895 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5897 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5898 Don't set save_return_addr_p.
5899 (s390_register_info): Make clobbered_regs not depending on
5902 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5904 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5905 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5907 2005-08-11 James E. Wilson <wilson@specifix.com>
5909 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5911 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5913 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5914 locations gathered by var-tracking in single entry loc_list
5915 over loc_descriptor_from_tree.
5917 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5918 pass it down to loc_descriptor.
5919 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5920 (containing_function_has_frame_base): Move earlier in the file.
5921 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5922 instead of always assuming fbreg can't be used.
5924 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5926 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5927 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5928 Accept address wrapped in AND for Altivec.
5929 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5930 Strip AND wrapping offset address for Altivec.
5932 2005-08-11 Richard Henderson <rth@redhat.com>
5935 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5936 before using TYPE_IS_SIZETYPE.
5938 2005-08-11 Richard Henderson <rth@redhat.com>
5941 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5942 insn types not present on ev4.
5943 (alphaev5_insn_pipe): Similarly.
5945 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5948 * arm.c (arm_override_options): If the user has selected callee-super-
5949 interworking, then enable normal interworking.
5951 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5953 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5956 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5958 * doc/rtl.texi: Fix two typos.
5960 2005-08-11 Richard Guenther <rguenther@suse.de>
5963 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5964 cases where we call to/from functions returning void.
5966 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5969 * tree.c (build_pointer_type_for_mode): Robustify.
5971 2005-08-10 James E Wilson <wilson@specifix.com>
5973 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5974 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5976 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5979 2005-08-10 Eric Christopher <echristo@apple.com>
5981 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5982 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5985 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5988 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5989 for the high part when generating dynamic-no-pic code.
5991 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5993 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5994 (x86_64-*-linux*): Likewise.
5996 * config/i386/crtfastmath.c: New file.
5997 * config/i386/t-crtfm: Likewise.
5999 * config/i386/linux.h (ENDFILE_SPEC): New.
6000 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6002 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6005 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6007 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6008 (vec_shl, vec_shr): Document new operations.
6009 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6011 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6013 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6014 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6015 change predicate to indexed_or_indirect_address.
6017 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6019 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6020 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6021 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6022 and __aeabi_uwrite8.
6023 * config/arm/unaligned-funcs.c: New file.
6024 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6026 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6028 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6030 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6031 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6033 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6034 * final.c (pass_shorten_branches): Add dump.
6035 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6036 (pass_life): Rename dump.
6037 (rest_of_handle_flow2): Remove initial verify_flow_info.
6038 * function.c (pass_instantiate_virtual_regs): Add dump.
6039 * integrate.c (pass_initial_value_sets): Add dump.
6040 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6041 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6042 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6043 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6044 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6045 gate_rtl_unrool_and_peel_loops): New.
6046 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6047 rtl_doloop): Do not look at flags.
6048 * mode-switching.c (pass_mode_switching): Add dump.
6049 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6050 pass_split_before_regstack): Add dump.
6051 * regmove.c (pass_stack_adjustments): Add dump.
6052 * tree-optimize.c (pass_fixup_cfg): Add dump.
6054 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6057 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6058 deciding which instruction sequence to use.
6060 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6062 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6063 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6065 2005-08-09 Richard Guenther <rguenther@suse.de>
6067 * c-common.c (builtin_function_2): Remove.
6068 (def_builtin_1): New function.
6069 (c_common_nodes_and_builtins): Use def_builtin_1 to
6070 build builtin functions.
6072 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6074 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6075 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6076 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6079 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6081 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6082 fold_binary instead of fold_build2 since we don't care about the
6084 (loop_niter_by_eval): Likewise.
6085 (compare_trees): Likewise.
6086 (proved_non_wrapping_p): Likewise.
6088 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6092 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6093 if the if is really empty.
6095 2005-08-09 Steven Bosscher <stevenb@suse.de>
6097 PR tree-optimization/23234
6098 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6099 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6100 argument of the new enum.
6101 (execute_cse_reciprocals): Add reciprocals for function arguments
6102 on the unique successor edge of the entry block. Update other calls
6103 to execute_cse_reciprocals_1.
6105 2005-08-08 Richard Henderson <rth@redhat.com>
6108 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6110 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6112 * expr.c (write_complex_part): Return after handling MEM.
6114 2005-08-08 Josh Conner <jconner@apple.com>
6116 PR rtl-optimization/23241
6117 * combine.c (simplify_comparison): Fix error in determining
6118 whether to lift a subreg from comparison.
6120 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6123 * config/rs6000/altivec.md (vec_init<mode>): New.
6124 (vec_set<mode>): New.
6125 (vec_extract<mode>): New.
6126 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6127 (rs6000_expand_vector_set): New.
6128 (rs6000_expand_vector_extract): New.
6129 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6130 for Altivec modes before reload.
6131 (altivec_expand_vec_init_builtin): New.
6132 (get_element_number): New.
6133 (altivec_expand_vec_set_builtin): New.
6134 (altivec_expand_vec_ext_builtin): New.
6135 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6137 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6139 * config/rs6000/rs6000.h (rs6000_builtins): Add
6140 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6141 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6142 * config/rs6000/rs6000-protos.h: Declare new functions.
6144 2005-08-08 Jan Hubicka <jh@suse.cz>
6146 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6147 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6148 * i386.md (movdi*): Use pic_32bit_operand.
6149 * predicates.md (pic_32bit_operand): New.
6151 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6154 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6156 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6158 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6159 (test_for_singularity): Use fold_build2.
6161 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6163 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6165 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6167 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6168 (COMMON_ASM_OP) Define.
6169 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6170 (ix86_encode_section_info): Likewise.
6171 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6172 SUBTARGET_ENCODE_SECTION_INFO.
6174 2005-08-06 Richard Henderson <rth@redhat.com>
6177 * tree-nested.c (convert_local_reference): Save and restore val_only
6178 around component_ref and friends. Clear walk_subtrees by default.
6180 2005-08-06 Peter O'Gorman <peter@pogma.com>
6183 * gcc.c (process_command): Check the argument to -b has a dash.
6184 * doc/invoke.texi: Update -b and -V docs.
6186 2005-08-06 James E Wilson <wilson@specifix.com>
6188 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6190 2005-08-06 Michael Matz <matz@suse.de>
6192 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6193 member only if only one insn is associated with the value.
6195 2005-08-06 Nick Clifton <nickc@redhat.com>
6197 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6199 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6200 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6201 Check symbol flags instead of symbol name mangling.
6202 (xstormy16_asm_output_aligned_common): Likewise. Also
6203 simplify code since the bss100_section cass is the only case
6204 where the below100 code will be triggered.
6205 (xstormy16_encode_section_info): Encode below100 attribute
6206 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6208 (xstormy16_strip_name_encoding): Delete - this function is no
6210 (TARGET_STRIP_NAME_ENCODING): Undefine.
6211 * config/stormy16/stormy16-protos.h: Delete prototype for
6212 xstormy16_strip_name_encoding.
6214 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6216 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6217 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6218 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6219 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6220 config/alpha/predicates.md, config/arc/arc.h,
6221 config/arm/arm.h, config/arm/ieee754-df.S,
6222 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6223 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6224 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6225 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6226 config/m68hc11/m68hc11.h, config/mips/mips.c,
6227 config/mips/mips.h, config/mips/openbsd.h,
6228 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6229 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6230 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6231 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6232 config/sparc/linux.h, config/sparc/linux64.h,
6233 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6234 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6235 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6236 typos. Follow spelling conventions.
6238 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6241 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6242 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6243 specially. Check for side effects only for COND_EXPR.
6244 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6245 return with TREE_NO_WARNING.
6247 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6249 PR rtl-optimization/23233
6250 * loop.c (combine_movables): Require the modes to be the same.
6251 (move_movables): Remove handling of cases where the replacement
6252 had a different mode to the original.
6254 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6256 PR tree-optimization/23128
6257 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6258 subtraction wrap, and set TREE_OVERFLOW if they do.
6260 2005-08-05 Richard Henderson <rth@redhat.com>
6263 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6264 FORCED_LABEL labels.
6266 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6269 * reload.c (find_reloads_subreg_address): Pass down TYPE
6270 unchanged. Change all callers except find_reloads_toplev.
6272 2005-08-05 Michael Matz <matz@suse.de>
6274 * genattrtab.c (current_alternative_string): Remove.
6275 (SIMPLIFY_ALTERNATIVE): Ditto.
6276 (attr_alt_bit_p): Ditto.
6277 (alternative_name): Make const char *.
6278 (evaluate_eq_attr): Remove use of above things.
6279 (simplify_test_exp): Ditto.
6280 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6281 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6283 2005-08-04 James E Wilson <wilson@specifix.com>
6285 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6286 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6287 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6288 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6289 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6291 2005-08-04 Richard Henderson <rth@redhat.com>
6294 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6295 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6296 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6297 if we'd have to instantiate too many members.
6299 2005-08-04 Richard Henderson <rth@redhat.com>
6302 * tree-outof-ssa.c (coalesce_asm_operands): New.
6303 (coalesce_ssa_name): Use it. Split out ...
6304 (coalesce_phi_operands, coalesce_result_decls): ... these.
6306 2005-08-04 Paul Brook <paul@codesourcery.com>
6308 * read-rtl.c (read_quoted_string): Break if EOF.
6310 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6312 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6313 (fold_build2): Likewise.
6314 (fold_build3): Likewise.
6315 (fold_build1_stat): New function prototype.
6316 (fold_build2_stat): Likewise.
6317 (fold_build3_stat): Likewise.
6318 * fold-const.c (fold_build1): Rename to ..
6319 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6320 through to build1_stat.
6321 (fold_build2): Rename to ..
6322 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6323 through to build2_stat.
6324 (fold_build3): Rename to ..
6325 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6326 through to build3_stat.
6328 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6329 Ian Lance Taylor <ian@airs.com>
6331 * function.c (assign_stack_local_1): Do not correct stack slot
6332 address if allocation size is smaller than mode size.
6334 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6337 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6338 (tree_merge_blocks): Propagate anything allowed by
6340 Clarify documentation.
6341 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6342 SSA form, schedule an update if necessary.
6344 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6346 * doc/install.texi (Binaries): Remove broken link to
6347 Sinix/Reliant Unix binaries.
6349 2005-08-03 Richard Henderson <rth@redhat.com>
6352 * function.c (stack_protect_epilogue): Export.
6353 * tree.h (stack_protect_epilogue): Declare.
6354 * calls.c (expand_call): Call it.
6356 2005-08-03 Eric Christopher <echristo@apple.com>
6358 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6359 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6362 2005-08-04 Jan Hubicka <jh@suse.cz>
6364 * profile.c (branch_prob): Split edges with goto locus on them
6365 to get proper line counts.
6366 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6368 2005-08-03 Paul Brook <paul@codesourcery.com>
6370 * function.c (assign_parms): Round current_function_args_size
6371 to PARM_BOUNDARY, not STACK_BOUNDARY.
6373 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6375 * config/i386/i386.c (x86_elf_aligned_common)
6376 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6378 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6380 PR tree-optimization/23157
6381 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6382 before emitting them.
6384 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6386 PR tree-optimization/19899
6387 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6388 * tree-scalar-evolution.c: Include real.h.
6389 (add_to_evolution): Build constant -1 of correct type.
6391 2005-08-03 Jan Hubicka <jh@suse.cz>
6393 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6394 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6395 profile updating for complette unrolling.
6396 * loop-unroll.c (peel_loop_completely): Use it.
6397 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6398 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6401 2005-08-03 Paul Brook <paul@codesourcery.com>
6403 * combine.c (can_change_dest_mode): New function.
6404 (try_combine, simplify_set): Use it.
6406 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6408 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6411 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6413 * doc/install.texi (Specific): Adjust link to openavr.org.
6414 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6415 (Binaries): Adjust HP-UX Porting Center link.
6416 (Binaries): Adjust Free Software Foundation ordering link.
6418 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6420 * convert.c (convert_to_integer): Use fold_build1 instead of
6421 build1 when converting an integer to an integer.
6423 2005-08-02 Richard Henderson <rth@redhat.com>
6425 * combine.c (combine_instructions): Don't use reg_equal/equiv
6426 results if the mode doesn't match.
6428 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6430 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6431 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6433 2005-08-02 Richard Henderson <rth@redhat.com>
6436 * explow.c (memory_address): Remove special-case for
6437 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6439 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6442 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6443 number of calls to cleanup_tree_cfg_1.
6445 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6447 * doc/invoke.texi: document file extensions .F90 and .F95
6449 2005-08-02 Richard Guenther <rguenther@suse.de>
6451 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6452 positive if its first argument is positive.
6454 2005-08-02 Richard Guenther <rguenther@suse.de>
6456 PR tree-optimization/23177
6457 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6460 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6462 PR tree-optimization/23129
6463 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6464 varying for divisions with anti-ranges.
6466 2005-08-02 Jan Hubicka <jh@suse.cz>
6468 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6469 * tree-ssa-threadupdate.c (thread_block): Add it here.
6471 2005-08-01 James E Wilson <wilson@specifix.com>
6473 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6474 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6475 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6477 * config/mips/predicates.md (const_call_insn_operand): Add check for
6478 SYMBOL_REF_LONG_CALL_P.
6479 * doc/extend.texi (long_call): Document the new attribute.
6481 2005-08-01 Ian Lance Taylor <ian@airs.com>
6482 Richard Henderson <rth@redhat.com>
6484 * Makefile.in (RTL_BASE_H): Add real.h.
6485 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6487 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6489 * rtl.c (rtl_check_failed_code_mode): New.
6490 * rtl.h (struct rtx_def): Add u.rv.
6491 (XCMWINT, XCNMPRV): New.
6492 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6493 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6495 2005-08-01 Richard Henderson <rth@redhat.com>
6497 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6498 with auto-inc codes.
6500 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6502 2005-08-01 Jan Hubicka <jh@suse.cz>
6504 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6505 * i386.c: Include dwarf2.h
6506 (asm_preferred_eh_data_format): New.
6507 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6509 2005-08-01 Ian Lance Taylor <ian@airs.com>
6511 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6512 randomize_va_space for virtual address randomization control.
6514 2005-08-01 Steven Bosscher <stevenb@suse.de>
6516 * common.opt (flag_ipa_cp): Put in right place to maintain
6519 2005-08-01 Jan Hubicka <jh@suse.cz>
6521 * profile.c (compute_value_histograms): Fix thinko.
6522 * value-prof.c: Include toplev.h
6523 (check_counter): New function.
6524 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6525 tree_mod_subtract_transform): Add sanity check.
6527 2005-08-01 Richard Guenther <rguenther@suse.de>
6529 PR tree-optimization/23133
6530 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6531 current functions parameter decls to find defs to cse
6534 2005-08-01 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimization/23109
6537 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6538 If trapping math is in effect, use post-dominator information
6539 to check if we'd in any case reach a trapping point before
6540 doing the reciprocal insertion.
6541 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6542 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6543 expressions are invariant only if trapping math is not in effect.
6545 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6547 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6548 cgraph_function_versioning): New declarations.
6549 * cgraphunit.c: Add include to ipa-prop.h.
6550 (update_call_expr, cgraph_copy_node_for_versioning,
6551 cgraph_function_versioning): New functions.
6552 * integrate.c (copy_decl_for_inlining): Remove.
6553 * ipa-prop.h (ipa_replace_map): New struct.
6554 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6555 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6556 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6557 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6558 ipcp_iterate_stage, ipcp_method_scale_print,
6559 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6560 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6561 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6562 ipcp_update_bb_counts, ipcp_update_profiling,
6563 ipcp_update_edges_counts): New functions.
6564 (ipcp_method_cval_init): Remove restriction regarding local methods.
6565 (ipcp_init_stage): Add ipcp_method_compute_scale.
6566 (ipcp_insert_stage): Add versioning.
6567 (ipcp_structures_print): Add ipcp_method_scale_print.
6568 (ipcp_driver): Dump profiling info.
6569 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6570 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6571 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6572 (struct inline_data): Add versioning_p, ipa_info, new fields.
6573 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6574 declare_return_variable): Replace calls to copy_decl_for_inlining with
6576 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6578 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6579 Add argument VERSIONING.
6580 (copy_arguments_for_versioning, copy_static_chain,
6581 function_versionable_p, tree_versionable_function_p,
6582 tree_function_versioning, replace_ref_tree): New functions.
6583 * tree-inline.h: Include varray.h.
6584 (tree_versionable_function_p, tree_function_versioning,
6585 tree copy_decl_for_dup): New declarations.
6587 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6589 * ipa-cp.c: New file. Contains IPCP specific functionality.
6590 * ipa-prop.h: New file. Contains structures/definitions that can be
6591 used by several interprocedural data flow optimizations (and also IPCP).
6592 * ipa-prop.c: New file.
6593 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6594 * common.opt: Add ipa-cp flag.
6595 * timevar.def: Add IPCP optimization.
6596 * tree-optimize.c (init_tree_optimization_passes): Schedule
6598 * tree-pass.h (pass_ipa_cp): Declare.
6600 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6602 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6603 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6604 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6605 config/i386/i386.c, config/mips/mips.h,
6606 config/rs6000/rs6000.h, config/sh/sh.c,
6607 config/stormy16/stormy16.c: Fix comment typos.
6609 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6612 * c-typeck.c (build_binary_op): Use common_type wrapper on
6614 (common_type): Update comment.
6616 2005-07-31 Steven Bosscher <stevenb@suse.de>
6619 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6620 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6621 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6623 2005-07-31 Jan Hubicka <jh@suse.cz>
6625 * pretty-print.h (pp_widest_integer): New macro.
6626 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6629 2005-07-31 Jan Hubicka <jh@suse.cz>
6631 * output.h (enum section_category): Export from varasm.c
6632 (categorize_decl_for_section): Likewise.
6633 * varasm.c (enum section_category): Kill.
6634 (categorize_decl_for_section): Make global.
6635 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6637 * i386.c (ix86_section_threshold): New static variable.
6638 (ix86_in_large_data_p, ix86_encode_section_info,
6639 x86_64_elf_unique_section,
6640 x86_64_elf_select_section): New functions.
6641 (TARGET_ENCODE_SECTION_INFO): Define
6642 (override_options): Enable medium model for PIC.
6643 (ix86_expand_prologue): Expand gen_set_got_rex64.
6644 (legitimate_constant_p): Handle new UNSPECs.
6645 (legitimate_pic_address_disp_p): Likewise.
6646 (legitimize_pic_address): Lower MEDIUM model addressing.
6647 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6648 (enum cmodel): Add MEDIUM_PIC.
6649 (SYMBOL_REF_FAR_ADDR_P): New macro.
6650 (SYMBOL_FLAG_FAR_ADDR): New flag.
6651 * i386.md (movdi): Support medium model.
6652 (set_got_rex64): New pattern.
6653 * i386.opt (mlarge-data-threshold): New flag.
6654 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6655 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6656 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6657 TARGET_ASM_UNIQUE_SECTION): New.
6659 * invoke.texi (-mlarge_data_threshold): Document
6661 2005-07-31 Jan Hubicka <jh@suse.cz>
6663 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6664 (coalesce_vars): Likewise.
6665 * tree-ssa-live.c (coalesce_cost): New.
6666 (build_tree_conflict_graph): Use coalesce_cost.
6667 * tree-ssa-live.h (coalesce_cost): Declare.
6669 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6671 * arm.md (all peepholes for post-increment operations): Delete.
6672 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6673 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6674 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6675 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6676 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6678 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6680 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6683 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6686 * doc/invoke.texi: Document -rdynamic.
6688 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6691 * c-parser.c (c_parser_parms_list_declarator): Call
6692 mark_forward_parm_decls.
6693 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6694 decls with visibility structure.
6696 2005-07-30 Paul Brook <paul@codesourcery.com>
6698 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6700 2005-07-30 Paul Brook <paul@codesourcery.com>
6702 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6704 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6706 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6708 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6711 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6712 nested function declarators.
6713 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6714 (grokparms): Call warn_if_shadowing for parameters used within the
6716 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6717 not used within the parameter list.
6718 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6720 2005-07-30 Jan Hubicka <jh@suse.cz>
6722 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6723 * i386.c (ix86_fixup_binary_operands): Likewise.
6724 (ix86_expand_unary_operator): Likewise.
6725 (ix86_expand_fp_absneg_operator): Likewise.
6726 * optabs.c (expand_vec_cond_expr): Validate dest.
6728 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6731 * real.c (real_from_string): Also set last bit if there is a
6732 nonzero hex digit beyond GCC's internal precision after ".".
6734 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6736 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6737 define_constants. Change duplicate values to unassigned numbers.
6738 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6739 (*altivec_vspltsf): New.
6740 (altivec_vperm_v4sf): Delete.
6741 (altivec_vperm_<mode>): Use mode macro V.
6742 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6743 (altivec_predicate_v4sf): Delete.
6744 (altivec_predicate_<mode>): Use mode macro V.
6745 (*altivec_lvesfx): New.
6746 (*altivec_stvesfx): New.
6747 (vec_realign_load_v4sf): Delete.
6748 (vec_realign_load_<mode>): Use mode macro V.
6749 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6752 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6755 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6757 * configure: Regenerated.
6759 2005-07-29 Paul Brook <paul@codesourcery.com>
6761 * doc/install.texi: Add link to GFortran binaries wiki page.
6763 2005-07-29 David Ung <davidu@mips.com>
6765 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6766 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6767 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6768 * config/mips/mips.md (cpu): Add 5kf name.
6769 (includes): Includes 5k.md.
6770 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6771 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6774 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6777 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6778 (cleanup_tree_cfg): ... here.
6779 Call cleanup_tree_cfg_1 until there are no more cleanups to
6782 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6784 * tree-vrp.c (compare_range_with_value): Return true or false
6785 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6786 EQ_EXPR respectively.
6788 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6790 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6793 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6795 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6796 (tree_ssa_dominator_optimize): Increment it.
6797 (dump_dominator_optimization_stats): Print it.
6799 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6800 Steven Bosscher <stevenb@suse.de>
6802 PR rtl-optimization/23117
6803 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6804 when head == tail. Tidy comment.
6806 2005-07-28 Richard Henderson <rth@redhat.com>
6808 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6809 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6810 * jump.c (rtx_renumbered_equal_p): Likewise.
6811 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6812 CONST_INT and CONST_DOUBLE.
6813 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6814 * reload.c (operands_match_p): Special case CONST_INT and
6815 CONST_DOUBLE; check mode earlier.
6817 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6820 * c-typeck.c (convert_for_assignment): Do not check
6821 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6823 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6826 * c-typeck.c (composite_type): Prefer constant size arrays to
6829 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6832 * real.c (real_from_string): Set last bit if there is a nonzero
6833 hex digit beyond GCC's internal precision.
6835 2005-07-28 Richard Henderson <rth@redhat.com>
6838 * cfgcleanup.c (try_forward_edges): Watch out for end of
6841 2005-07-28 James E Wilson <wilson@specifixinc.com>
6844 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6846 2005-07-28 Jan Hubicka <jh@suse.cz>
6848 * Makefile.in (rtl-profile.o): Kill all traces of it.
6849 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6850 * coverage.h (rtl_coverage_counter_ref): Kill.
6851 * opts.c (flag_speculative_prefetching_set): Kill.
6852 (flag_loop_optimize_set): New.
6853 (common_handle_option): Disable loop optimizer when profiling;
6854 do not handle speculative prefetching.
6855 * passes.c (init_optimization_passes): Replace pass_profiling combo
6856 by branch_prob pass.
6857 * profile.c (compute_value_histograms): Update for simplified value
6859 (rtl_register_profile_hooks): Kill.
6860 (pass_profiling): Kill.
6861 (rest_of_handle_branch_prob): Do not profile.
6862 * toplev.c (process_options): Remove speculative prefetching.
6863 * toplev.h (flag_tree_based_profiling): Kill.
6864 * tree-profile.c (prepare_instrumented_value,
6865 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6866 tree_gen_one_value_profiler, do_tree_profiling): Update for
6867 simplified datastructures.
6868 * value-prof.c: Add comment that speculative prefetching was dropped;
6869 update rest of file for simplified datastructures.
6870 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6871 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6872 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6873 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6874 rtl_mod_subtract, gen_speculative_prefetch,
6875 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6876 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6877 (gate_handle_value_profile_transformations,
6878 rest_of_handle_value_profile_transformations,
6879 pass_value_profile_transformations): Kill.
6880 * value-prof.h (histogram_value_t): Remove IL based unions.
6881 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6882 rtl_profile_hooks): Remove hooks.
6884 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6886 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6887 (cgraph_clone_node): Likewise.
6888 * cgraph.h (cgraph_clone_edge): Update prototype.
6889 (cgraph_clone_node): Likewise.
6890 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6892 (lookup_recursive_calls): Consider profile.
6893 (cgraph_decide_recursive_inlining): Fix updating; use new
6894 probability argument; use profile.
6895 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6896 * tree-inline.c (copy_bb): Update clal of clone_edge.
6897 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6899 * invoke.texi (min-inline-recursive-probability): Document.
6901 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6903 * doc/install.texi (Configuration): Update Valgrind homepage.
6905 2005-07-28 Richard Henderson <rth@redhat.com>
6908 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6909 labels we want to delete.
6910 (cfg_layout_merge_blocks): Likewise.
6912 2005-07-28 Richard Henderson <rth@redhat.com>
6915 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6916 when expanding to nothing.
6918 2005-07-28 Josh Conner <jconner@apple.com>
6920 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6921 (cgraph_decide_inlining_of_small_functions): Likewise.
6923 2005-07-28 Josh Conner <jconner@apple.com>
6925 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6926 direction of badness if negative.
6927 (cgraph_default_inline_p): Add reason to parameters, and assign it
6929 (cgraph_decide_inlining_of_small_functions): New parameter in call
6930 to cgraph_default_inline_p.
6931 (cgraph_decide_inlining_incrementally): Likewise.
6932 * cgraphunit.c (decide_is_function_needed): Likewise.
6933 * cgraph.h (cgraph_default_inline_p): Likewise.
6935 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6937 * builtins.c: Fix comment typo(s).
6938 * genautomata.c: Likewise.
6939 * gimplify.c: Likewise.
6940 * tree-dfa.c: Likewise.
6941 * tree-flow-inline.h: Likewise.
6942 * tree-into-ssa.c: Likewise.
6943 * tree-ssa-alias.c: Likewise.
6944 * tree-ssa-ccp.c: Likewise.
6945 * tree-ssa-copy.c: Likewise.
6946 * tree-ssa-dce.c: Likewise.
6947 * tree-ssa-dom.c: Likewise.
6948 * tree-ssa-operands.c: Likewise.
6949 * tree-tailcall.c: Likewise.
6950 * tree-vectorizer.c: Likewise.
6951 * tree-vrp.c: Likewise.
6954 2005-07-28 Jeff Law <law@redhat.com>
6956 * tree-vrp.c (test_for_singularity): Extracted from ...
6957 (simplify_cond_using_ranges): Attempt to simplify a relational
6958 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6960 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6962 PR tree-optimization/22506
6963 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6964 phis whose argument is constant.
6966 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6968 PR rtl-optimization/18992
6969 Back out this patch:
6970 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6971 PR optimization/12142
6972 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6973 uses of the register in the SET_SRC. Remove unnecessary argument.
6975 Replace it with this:
6976 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6977 if flag_non_call_exceptions is set and the insn may trap, pass
6978 pc_rtx as dest for recursion.
6979 In SET_SRC part of SET case, if dest is already set, pass it down
6982 2005-07-28 Jan Hubicka <jh@suse.cz>
6984 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6985 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6986 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6988 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6989 profile when available.
6991 2005-07-28 Jan Beulich <jbeulich@novell.com>
6993 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6994 (ia64_print_operand): Describe and handle 'X'.
6995 (ia64_register_move_cost): Also handle FP_REGS.
6996 (ia64_preferred_reload_class): Likewise.
6997 (ia64_secondary_reload_class): Likewise.
6998 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6999 it. Also check for ITANIUM_CLASS_FLDP.
7000 * config/ia64/ia64.h (FP_REGNO_P): New.
7001 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7002 (reg_class): Add FP_REGS.
7003 (REG_CLASS_NAMES): Adjust for it.
7004 (REG_CLASS_CONTENTS): Likewise.
7005 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7006 (REG_CLASS_FROM_LETTER): Handle 'x'.
7007 (CLASS_MAX_NREGS): Handle FP_REGS.
7008 (MEMORY_MOVE_COST): Likewise.
7009 * config/ia64/ia64.md (itanium_class): Add fldp.
7010 (type): Handle fldp.
7011 (movti_internal): More allowable operand combinations. Use ldfp8 when
7012 splitting unnecessary. Remove predicable attribute. Adjust
7013 itanium_class attribute.
7014 (smuldi3_highpart): Remove outdated comment.
7015 (mulditi3, umulditi3, rotlti3): New expanders.
7016 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7017 (absti2): Disabled new insn for future reference.
7018 Respective new splitters.
7019 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7020 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7021 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7023 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7025 PR rtl-optimization/23047
7026 * simplify-rtx.c (simplify_const_relational_operation): Respect
7027 flag_wrapv for comparisons with ABS.
7029 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7031 PR tree-optimization/22493
7032 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7033 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7035 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7037 * config/frv/frv.opt (moptimize-membar): New.
7039 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7041 * config/frv/frv.h: Remove machine_function definition.
7043 * config/frv/frv.c (struct frv_io): New.
7044 (struct machine_function): Moved from frv.h. Add has_membar_p.
7045 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7046 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7047 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7048 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7049 (frv_reorg): Call frv_optimize_membar when appropriate.
7050 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7051 (frv_expand_builtin): Adjust calls accordingly.
7052 (frv_io_address_cookie): New function.
7053 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7054 load or store rather than a special insn. Add ccnstant address and
7055 io-type operands to the membar.
7056 (frv_ifcvt_modify_tests): Unsign regno.
7057 (frv_ifcvt_modify_tests): Same.
7059 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7060 UNSPEC_OPTIONAL_MEMBAR constant.
7061 (builtin_read_<mode>): Delete.
7062 (builtin_write_<mode>): Delete.
7063 ("optional_membar_<mode>"): Add operand.
7065 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7066 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7067 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7068 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7069 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7070 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7071 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7072 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7073 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7075 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7077 * df.c (df_uses_record): Handle SCRATCH.
7079 2005-07-28 Steven Bosscher <stevenb@suse.de>
7082 * passes.c (rest_of_decl_compilation): If decl is a type and
7083 we have encountered errors, don't emit debug information.
7085 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7087 * params.def: Fixed comment.
7089 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7092 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7093 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7094 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7096 2005-07-27 Steven Bosscher <stevenb@suse.de>
7099 * varasm.c (assemble_start_function): Don't do anything that may
7100 require a CFG if the current function is a thunk.
7102 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7104 * doc/install.texi (Prerequisites): Mention that perl is needed
7105 to do export control in libstdc++ targetting Darwin.
7107 2005-07-27 Steven Bosscher <stevenb@suse.de>
7109 PR rtl-optimization/17808
7110 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7111 (sched_insns_conditions_mutex_p): Split out from...
7112 (add_dependence): ...here. But don't call it from here.
7113 (add_dependence_list): Check sched_insns_conditions_mutex_p
7114 before calling add_dependence.
7115 (add_dependence_list_and_free): Likewise.
7116 (fixup_sched_groups): Likewise.
7117 (sched_analyze_1): Likewise.
7118 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7119 (sched_analyze): Likewise.
7120 (sched_analyze_insn): Likewise.
7121 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7122 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7123 dependencies on all COND_EXEC insns to jumps ending basic blocks
7124 when doing intrablock scheduling.
7125 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7127 2005-07-27 Jeff Law <law@redhat.com>
7129 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7130 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7131 equivalency sets, correctly handle the case were vr0 has an
7132 equivalency set, but vr1 does not.
7134 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7136 PR tree-optimization/23073
7137 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7138 vect_print_dump_info before fprintf.
7140 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7142 PR tree-optimize/22348
7143 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7144 Fold the partial computation.
7146 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7148 PR tree-optimization/22325
7149 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7151 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7153 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7154 (force_var_cost): ... this function.
7155 (compute_phi_arg_on_exit): Export.
7157 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7159 PR tree-optimization/20773
7160 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7163 2005-07-27 Richard Guenther <rguenther@suse.de>
7165 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7166 Avoid pushing again if current struct contains only
7167 fields we decomposed.
7169 2005-07-27 Jan Hubicka <jh@suse.cz>
7171 PR tree-optimization/22574
7172 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7175 * tree-tailcall.c (decrease_profile): New function.
7176 (eliminate_tail_call): Use it.
7178 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7179 visibility flags correctly in whole program mode.
7181 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7183 PR rtl-optimization/22472
7184 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7186 2005-07-26 Steven Bosscher <stevenb@suse.de>
7188 PR tree-optimization/22504
7189 * tree-complex.c (expand_complex_addition): Use 'code' instead
7190 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7192 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7194 * config.gcc (cpu_type): Add frv case.
7195 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7196 (supported_defaults): Add fr550 case.
7198 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7201 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7202 whether a pointer of type T * may point to objects of type T *.
7204 2005-07-26 DJ Delorie <dj@redhat.com>
7206 * configure: Regenerate.
7208 2005-07-26 Dale Johannesen <dalej@apple.com>
7210 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7212 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7214 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7215 Clarify use of "build" in name.
7217 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7219 * doc/extend.texi (Raw read/write Functions): New section.
7220 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7221 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7222 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7223 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7224 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7225 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7226 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7227 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7228 * config/frv/frv.c: Add bdesc_loads global.
7229 Add bdesc_stores global.
7230 (frv_init_builtins): Add support for __builtin_{read/write}*.
7231 (frv_volatile_memref): New.
7232 (frv_expand_load_builtin): New.
7233 (frv_expand_store_builtin): New.
7234 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7235 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7236 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7237 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7238 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7239 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7240 (builtin_read_<mode>): New.
7241 (builtin_write_<mode>): New.
7242 (builtin_write64): New.
7243 (optional_membar_<mode>): New.
7245 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7247 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7248 (rather than units) against HOST_BITS_PER_WIDE_INT.
7250 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7252 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7253 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7254 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7255 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7258 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7259 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7260 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7262 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7264 2005-07-26 Richard Guenther <rguenther@suse.de>
7266 PR tree-optimization/22486
7267 * fold-const.c (fold_unary): Fold away useless component
7268 references of the form (T *)&T.x, if the address
7271 2005-07-25 James E Wilson <wilson@specifixinc.com>
7273 * dwarf2out.c (add_call_src_coords_attributes): New.
7274 (gen_inlined_subroutine_die): Call it.
7275 (maybe_emit_file, init_file_table): Add comments.
7276 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7278 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7279 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7280 * tree.h (BLOCK_SOURCE_LOCATION): New.
7281 (struct tree_block): New field locus.
7283 2005-07-26 Andreas Schwab <schwab@suse.de>
7285 PR rtl-optimization/23043
7286 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7287 when allocating a struct unoccr.
7289 2005-07-25 Richard Henderson <rth@redhat.com>
7292 * tree-complex.c (gate_no_optimization): True if errors.
7293 * Makefile.in (tree-complex.o): Update dependencies.
7295 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7297 * config/frv/predicates.md (integer_register_operand): Use
7300 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7303 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7305 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7307 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7309 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7310 types when flag_unsafe_math_optimizations is true.
7312 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7314 * gcc.c (option_map): Add --sysroot.
7315 (process_command): Handle --sysroot.
7316 (display_help): Document it.
7317 * doc/cppopts.tex (-isysroot): Document.
7318 * doc/invoke.texi (--sysroot): Document.
7319 * doc/install.texi (--with-build-sysroot): Document.
7321 * Makefile.in (inhibit_libc): New variable.
7322 (INHIBIT_LIBC_CFLAGS): Likewise.
7323 (LIBGCC2_CFLAGS): Include
7324 $(INHIBIT_LIBC_CFLAGS).
7325 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7326 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7327 ($(T)crtend.o): Likewise.
7328 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7329 ($(T)crtendS.o): Likewise.
7330 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7331 ($(T)crtendT.o): Likewise.
7332 (stmp-fixinc): Do not complain about missing headers if
7334 * configure.ac (inhibit_libc): Set it to true/false.
7335 (--with-build-sysroot): New option. Use it to set
7337 * configure: Regenerated.
7339 2005-07-25 Manfred Hollstein <mh@suse.com>
7341 * calls.c (store_one_arg): Fix unsigned comparison warning.
7343 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7346 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7347 (ggc_print_statistics): Initialize variable before use.
7349 2005-07-25 Richard Guenther <rguenther@suse.de>
7351 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7352 calling with a PHI_NODE argument.
7354 * tree-flow-inline.h (overlap_subvar): Protect against
7357 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7359 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7360 * configure: Regenerate.
7362 2005-07-25 Ira Rosen <irar@il.ibm.com>
7364 * expr.c (highest_pow2_factor): Make extern.
7365 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7366 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7367 record_array_differ_p, array_ptr_differ_p): Likewise.
7368 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7369 additional cases. Call the above functions.
7370 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7371 base_object_differ_p when there are two base objects. Otherwise, compare
7372 base address and offset. Call may_alias_p.
7373 (dump_data_reference): Use a correct field name.
7374 (analyze_array): Make static. Initialize new data-ref fields.
7375 (analyze_indirect_ref): New function.
7376 (init_data_ref): Initialize new data-ref fields.
7377 (strip_conversion): Moved from tree-vect-analyze.c.
7378 (analyze_offset_expr, get_ptr_offset, address_analysis,
7379 object_analysis): Likewise.
7380 (analyze_offset): New function.
7381 (create_data_ref): Likewise.
7382 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7383 dimensions for ARRAY_REFs only.
7384 (build_classic_dist_vector): Make static.
7385 (access_functions_are_affine_or_constant_p): Call macro to get the
7386 address of access functions.
7387 (compute_all_dependences): Add new parameter
7388 compute_self_and_read_read_dependences. Compute self and read-read
7389 dependences if it is true.
7390 (find_data_references_in_loop): Call create_data_ref. Initialize new
7392 (compute_data_dependences_for_loop): Add new parameter
7393 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7394 compute nb_loops. Call compute_all_dependences,
7395 build_classic_dist_vector and build_classic_dir_vector with correct
7397 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7398 with correct parameters. Compare dimensions for ARRAY_REFs only.
7399 (free_data_refs): Call macro to free access functions.
7400 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7401 fields from stmt_vinfo.
7402 (struct base_object_info): New structure.
7403 (struct data_reference): Move fields to base_object_info. Add fields
7404 first_location and object_info for above structures. Move fields from
7405 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7406 aligned_to. Add macros to access the new fields.
7407 Update functions declarations.
7408 * tree-flow.h (is_aliased_with): Declare.
7409 * tree-loop-linear.c (linear_transform_loops): Call
7410 compute_data_dependences_for_loop with correct parameters.
7411 * tree-ssa-alias.c (is_aliased_with): New function.
7412 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7413 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7414 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7415 vect_base_addr_differ_p, compute_subscript_distance and
7416 build_classic_dist_vector. Add printings. Check absolute value of
7418 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7420 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7421 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7422 to bytes. Add printing.
7423 (vect_compute_data_refs_alignment): Go through loads and stores in one
7425 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7426 vect_analyze_data_ref_access): Likewise.
7427 (vect_analyze_pointer_ref_access): Remove.
7428 (vect_address_analysis, vect_object_analysis): Likewise.
7429 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7430 and analyze data-refs in the loop.
7431 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7432 fields of data-ref instead of stmt. Add init to the offset from the
7434 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7435 (vect_update_init_of_dr): Likewise.
7436 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7437 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7439 (new_loop_vec_info): Initialize new fields.
7440 (destroy_loop_vec_info): Free new fields.
7441 (vect_strip_conversion): Remove.
7442 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7443 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7444 datarefs. Add new field ddrs.
7445 Add macros for the new fields access.
7446 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7447 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7448 Remove their macros.
7449 * tree.h (highest_pow2_factor): Declare.
7451 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7453 * calls.c (store_one_arg): Check for sibling call MEM arguments
7454 from already clobbered incoming argument area.
7456 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7458 * c-common.c (check_missing_format_attribute): New.
7459 * c-common.h (check_missing_format_attribute): Likewise.
7460 * c-typeck.c (convert_for_assignment): Use it.
7462 2005-07-24 Andreas Schwab <schwab@suse.de>
7464 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7465 register use a word move. Correct operand of ext.w in 68000 code.
7467 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7469 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7470 variables as declarations, rather than definitions.
7472 2005-07-24 Ira Rosen <irar@il.ibm.com>
7474 PR tree-optimization/22526
7475 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7478 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7480 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7481 that C99 reserve for future use. Use it to define clog10,
7482 clog10f and clog10l.
7484 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7486 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7487 * configure.ac: Check for -Wmissing-format-attribute.
7489 * configure: Regenerate.
7491 2005-07-23 Richard Henderson <rth@redhat.com>
7493 PR tree-optimization/22623
7494 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7496 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7499 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7501 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7503 * Makefile.in (C_TREE_H): Update dependencies.
7504 * c-tree.h: Include toplev.h.
7505 * diagnostic.h (diagnostic_set_info): Add format attribute.
7506 * rtl-error.c (diagnostic_for_asm): Likewise.
7508 2005-07-23 Chao-ying Fu <fu@mips.com>
7510 * config/mips/mips-dsp.md: New file.
7511 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7512 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7514 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7515 MIPS_BUILTIN_BPOSGE32.
7516 (mips_expand_builtin_direct): Add one parameter to indicate that
7517 builtin functions need to return a value.
7518 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7520 (mips_regno_to_class): Add classes for 12 new DSP registers.
7521 (mips_subword): Change to check four HI registers.
7522 (mips_output_move): Output move to and from 6 new DSP accumulators.
7523 (override_options): Make sure -mdsp and -mips16 are not used together.
7524 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7526 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7528 (print_operand): Add 'q' for printing DSP accumulators.
7529 (mips_cannot_change_mode_class): Check ACC_REGS.
7530 (mips_secondary_reload_class): Check ACC_REGS.
7531 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7532 (mips_register_move_cost): Check ACC_REGS.
7533 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7534 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7535 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7536 (dsp_bdesc): New array.
7537 (bdesc_arrays): Add DSP builtin function table.
7538 (mips_prepare_builtin_arg): Check predicate again after
7540 (mips_expand_builtin): Add one more parameter to
7541 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7542 MIPS_BUILTIN_BPOSGE32.
7543 (mips_init_builtins): Initialize new function types.
7544 (mips_expand_builtin_direct): Check if builtin functions need to
7545 return a value and pass operands properly.
7546 (mips_expand_builtin_bposge): New function.
7547 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7548 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7549 (FIRST_PSEUDO_REGISTER): Increase to 188.
7550 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7551 Update for 12 new DSP registers.
7552 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7553 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7554 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7555 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7556 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7557 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7558 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7559 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7560 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7561 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7562 (REGISTER_NAMES): Add names for 12 new DSP registers.
7563 * config/mips/mips.md: Include mips-dsp.md.
7564 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7565 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7566 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7567 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7568 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7569 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7570 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7571 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7572 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7573 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7574 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7575 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7576 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7577 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7578 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7579 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7580 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7581 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7582 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7583 (UNSPEC_RDDSP): New constants.
7584 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7585 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7587 * config/mips/mips.opt (-mdsp): New option.
7588 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7589 (reg_imm10_operand): New predicates.
7590 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7591 * doc/invoke.texi (-mdsp): Document new option.
7593 2005-07-22 DJ Delorie <dj@redhat.com>
7595 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7597 * tree-inline.c (inlinable_function_p): Likewise.
7599 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7602 * toplev.c (check_global_declarations): Do not mark undefined
7603 variables as DECL_IGNORED_P.
7604 * varasm.c (first_global_object_name): GTY it.
7605 (weak_global_object_name): Likewise.
7606 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7607 a string to go into {weak,first}_global_object_name.
7609 2005-07-22 DJ Delorie <dj@redhat.com>
7611 * c-format.c (check_function_format): Change warning control
7612 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7614 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7616 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7617 &PTR->FLD a dereference of PTR.
7618 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7619 a potential dereference of PTR.
7621 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7623 PR rtl-optimization/20370
7624 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7625 call allocate_reg_info if necessary.
7627 PR rtl-optimization/21848
7628 * calls.c (emit_library_call_value_1): For const functions, add
7629 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7631 PR rtl-optimization/22445
7632 * cselib.c (target.h): Include.
7633 (rtx_equal_for_cselib_p): Allow commutative matches.
7634 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7635 Remove MODE parameter. Changed all callers.
7637 PR rtl-optimization/22258
7638 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7640 (try_combine): Use likely_spilled_retval_p.
7642 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7644 * config.gcc: Add crx-elf support.
7646 * doc/contrib.texi: Mention crx.
7647 * doc/extend.texi: Document crx extensions.
7648 * doc/install.texi: Document crx install.
7649 * doc/invoke.texi: Document crx options.
7650 * doc/md.texi: Document crx constraints.
7652 * config/crx/crx-protos.h: New file.
7653 * config/crx/crx.c: New file.
7654 * config/crx/crx.h: New file.
7655 * config/crx/crx.md: New file.
7656 * config/crx/crx.opt: New file.
7657 * config/crx/t-crx: New file.
7659 2005-07-22 Manfred Hollstein <mh@suse.com>
7661 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7663 (int_add_graph_edge): Likewise.
7664 (collapse_nodes): Likewise.
7665 (process_unification_queue): Likewise.
7667 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7668 Laurent GUERBY <laurent@guerby.net>
7670 PR tree-optimization/22336
7671 * function.c (record_block_change): Check for
7672 cfun->ib_boundaries_block.
7674 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7676 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7677 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7679 2005-07-21 DJ Delorie <dj@redhat.com>
7681 * toplev.c (warn_deprecated_use): Add warning control to warning
7683 * c-typeck.c (parser_build_binary_op): Likewise.
7684 (c_finish_if_stmt): Likewise.
7685 * c-common.c (check_function_sentinel): Likewise.
7686 (check_nonnull_arg): Likewise.
7688 2005-07-21 Richard Henderson <rth@redhat.com>
7691 * tree-complex.c (complex_ssa_name_components): New.
7692 (cvc_lookup): Allow entry not found.
7693 (create_components): Remove.
7694 (create_one_component_var, get_component_var): New.
7695 (get_component_ssa_name, set_component_ssa_name): New.
7696 (extract_component): Use get_component_ssa_name.
7697 (update_complex_components): Use set_component_ssa_name.
7698 (update_complex_components_on_edge): Likewise.
7699 (update_phi_components): Create new PHI nodes directly, instead
7700 of adding insns to edges.
7701 (tree_lower_complex): Allocate and free complex_variable_components
7702 and complex_ssa_name_components here.
7704 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7706 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7707 revert to returning false.
7709 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7712 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7714 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7717 * config/i386/i386.md (cmpxf): Change operand constraints
7718 to "nonmemory_operand".
7720 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7722 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7724 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7727 * fold-const.c (fold_build1): Add checksum for the operands.
7728 (fold_build2): Likewise.
7729 (fold_build3): Likewise.
7731 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7734 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7736 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7738 * common.opt (-fforward-propagate): Committed by mistake,
7741 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7743 * reg-stack.c: Fix comment typo(s).
7744 * tree-ssa-operands.c: Likewise.
7745 * tree-vectorizer: Likewise.
7747 2005-07-21 Nick Clifton <nickc@redhat.com>
7749 * config/sh/symbian.c: Replace C++ style line comments with C
7750 style line comments.
7751 (symbian_add_attribute): Do not use a ? operator on the LHS of
7753 (sh_symbian_handle_dll_attribute): Change the type of the
7754 method vector to "VEC(tree,gc)*" and use vector accessor
7755 macros to walk over the elements.
7756 (symbian_export_vtable_and_rtti_p): Likewise.
7757 (symbian_class_needs_attribute_p): Likewise.
7759 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7762 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7763 initialize targetm.resolve_overloaded_builtin here.
7764 (altivec_expand_overloaded_builtin): Make it non-static.
7765 * config/rs6000/rs6000-protos.h
7766 (altivec_expand_overloaded_builtin): New prototype.
7767 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7768 targetm.resolve_overloaded_builtin here.
7769 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7771 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7772 Zdenek Dvorak <dvorakz@suse.cz>
7774 PR tree-optimization/19210
7775 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7777 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7778 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7779 rely on unproven assumptions.
7780 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7781 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7782 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7783 to number_of_iterations_exit.
7784 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7785 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7786 * tree-ssa-loop-niter.c (find_loop_niter,
7787 estimate_numbers_of_iterations_loop): Likewise.
7788 (number_of_iterations_exit): Honor the new options.
7789 * doc/invoke.texi (Wunsafe-loop-optimizations,
7790 funsafe-loop-optimizations): Document them.
7792 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7794 PR rtl-optimization/22167
7795 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7797 2005-07-20 Adam Nemet <anemet@lnxw.com>
7799 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7800 __do_global_dtors_aux longcall.
7802 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7804 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7805 (old_special_pred_table): Don't reference
7806 SPECIAL_MODE_PREDICATES.
7807 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7808 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7809 * config/sh/predicates.h: Don't mention
7810 SPECIAL_MODE_PREDICATES.
7811 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7814 2005-07-20 DJ Delorie <dj@redhat.com>
7816 * config.gcc: Add m32c-elf support.
7818 * doc/contrib.texi: Mention m32c.
7819 * doc/extend.texi: Document m32c extensions.
7820 * doc/install.texi: Mention m32c.
7821 * doc/invoke.texi: Document m32c options.
7822 * doc/md.texi: Document m32c constraints.
7824 * config/m32c/addsub.md: New file.
7825 * config/m32c/bitops.md: New file.
7826 * config/m32c/cond.md: New file.
7827 * config/m32c/jump.md: New file.
7828 * config/m32c/m32c-lib1.S: New file.
7829 * config/m32c/m32c-lib2.c: New file.
7830 * config/m32c/m32c-modes.def: New file.
7831 * config/m32c/m32c-pragma.c: New file.
7832 * config/m32c/m32c-protos.h: New file.
7833 * config/m32c/m32c.abi: New file.
7834 * config/m32c/m32c.c: New file.
7835 * config/m32c/m32c.h: New file.
7836 * config/m32c/m32c.md: New file.
7837 * config/m32c/m32c.opt: New file.
7838 * config/m32c/minmax.md: New file.
7839 * config/m32c/mov.md: New file.
7840 * config/m32c/muldiv.md: New file.
7841 * config/m32c/predicates.md: New file.
7842 * config/m32c/prologue.md: New file.
7843 * config/m32c/shift.md: New file.
7844 * config/m32c/t-m32c: New file.
7846 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7848 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7849 (stack_protect_set, stack_protect_test): New expanders.
7850 (stack_protect_set_si, stack_protect_set_si_media,
7851 stack_protect_set_di_media, stack_protect_test_si,
7852 stack_protect_test_si_media, stack_protect_test_di_media):
7855 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7857 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7859 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7861 * tree.h (tree_expr_nonzero_p): Export.
7862 * fold-const.c (tree_expr_nonzero_p): Likewise.
7863 Return true for CALL_EXPRs that are alloca calls.
7864 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7866 * tree-flow.h (expr_computes_nonzero): Remove.
7867 * tree-vrp.c (expr_computes_nonzero): Remove.
7868 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7869 (extract_range_from_unary_expr): Likewise.
7870 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7871 tree_expr_nonzero_p.
7873 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7875 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7876 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7877 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7878 All callers changed.
7879 (frame_related_constant_load): New arg "related" which controls
7880 setting of RTX_FRAME_RELATED_P. All callers changed.
7881 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7882 (bfin_expand_prologue): Add stack limit checking.
7883 * config/bfin/bfin.md (trapifcc): New pattern.
7885 * config/bfin/bfin.c: Include "langhooks.h".
7886 (def_builtin): Go through lang_hooks to call builtin_function.
7888 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7889 * config/bfin/predicates.md (symbol_ref_operand): New.
7890 (call_insn_operand): Delete. All callers changed to use
7891 register_no_elim_operand.
7892 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7894 (function_arg): Use it to generate the call's operand 2.
7895 (bfin_longcall_p): New function.
7896 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7897 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7898 determine if the address needs to be in a REG.
7899 (bfin_handle_longcall_attribute): New function.
7900 (bfin_attribute_table): Add "longcall" and "shortcall".
7901 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7902 (CUMULATIVE_ARGS): New member call_cookie.
7903 (PREDICATE_CODES): Add symbol_ref_operand.
7904 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7905 extra USE to the pattern.
7906 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7907 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7908 sibcall_value_insn; now the new patterns handle direct calls and the
7909 old ones indirect calls.
7910 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7912 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7914 * doc/trouble.texi: Update section on handling of empty loops.
7916 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7918 * config.gcc: Remove support for sparc-*-openbsd*,
7919 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7921 * config.host: Remove support for i860-*-sysv4* as a host.
7922 * config/i860/*, config/ip2k/*, config/ns32k/*,
7923 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7924 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7925 mention obsolete ports.
7927 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7929 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7931 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7932 of frame_pointer_rtx.
7933 (sh_expand_epilogue): Likewise.
7934 (sh_set_return_address): Likewise.
7935 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7936 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7937 offsets from FRAME_POINTER_REGNUM.
7938 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7939 (sh_register_names): Add initializer for sfp.
7940 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7941 (VALID_REGISTER_P): Likewise.
7942 (FIRST_PSEUDO_REGISTER): Update.
7943 (DWARF_FRAME_REGISTERS): Define.
7944 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7945 (HARD_FRAME_POINTER_REGNUM): Define.
7946 (FRAME_POINTER_REGNUM): Redefine.
7947 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7948 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7949 from FRAME_POINTER_REGNUM.
7950 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7951 FRAME_POINTER_REGNUM.
7952 (REG_CLASS_CONTENTS): Add sfp.
7953 (REG_ALLOC_ORDER): Likewise.
7954 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7955 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7956 of frame_pointer_rtx.
7957 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7959 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7961 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7962 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7963 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7965 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7968 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7970 Make CONSTRUCTOR use VEC to store initializers.
7971 * c-common.c (complete_array_type): Update to cope with VEC in
7973 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7974 (pp_c_constructor_elts): New function.
7975 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7976 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7977 struct constructor_stack, struct initializer_stack,
7978 constructor_elements, push_init_level, pop_init_level,
7979 add_pending_init, find_init_member, output_init_element): Update to
7980 cope with VEC in CONSTRUCTOR_ELTS.
7981 * coverage.c (build_fn_info_value, build_ctr_info_value,
7982 build_gcov_info): Likewise.
7983 * expr.c (categorize_ctor_elements_1, store_constructor,
7984 expand_expr_real_1): Likewise.
7985 * fold-const.c (fold_ternary): Likewise.
7986 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7987 gimplify_init_constructor, gimplify_expr): Likewise.
7988 * tree-dump.c (dequeue_and_dump): Likewise.
7989 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7991 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7993 * tree-sra.c (generate_element_init_1): Likewise.
7994 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7995 * tree-ssa-operands.c (get_expr_operands): Likewise.
7996 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7997 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7998 (get_initial_def_for_reduction): Likewise.
7999 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8000 value handle in annotations.
8001 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8002 tree_node_structure): Add support for constr_kind.
8003 (build_vector_from_ctor, build_constructor_single,
8004 build_constructor_from_list): New functions.
8005 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8006 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8007 Update to cope with VEC in CONSTRUCTOR_ELTS.
8008 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8009 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8010 CONSTRUCTOR_APPEND_ELT): New macros.
8011 (struct constructor_elt, struct tree_constructor): New data types.
8012 (union tree_node): Add tree_constructor field.
8013 * treestruct.def: Define TS_CONSTRUCTOR.
8014 * varasm.c (const_hash_1, compare_constant, copy_constant,
8015 compute_reloc_for_constant, output_addressed_constants,
8016 initializer_constant_valid_p, output_constant,
8017 array_size_for_constructor, output_constructor): Update to cope with
8018 VEC in CONSTRUCTOR_ELTS.
8019 * vec.h (VEC_empty, VEC_copy): New macros.
8021 2005-07-19 Devang Patel <dpatel@apple.com>
8023 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8025 2005-07-19 Richard Henderson <rth@redhat.com>
8028 * gimplify.c (gimplify_expr): Use main variant type for the temp
8029 destination for a discarded volatile read.
8030 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8031 casts between non-void types that change volatility.
8033 2005-07-15 DJ Delorie <dj@redhat.com>
8035 * toplev.h: Add comment about the first parameter for warning().
8036 * errors.h: Likewise.
8038 * c.opt (Wpragmas): New.
8039 * doc/invoke.texi: Document it.
8041 * function.c (do_warn_unused_parameter): Add warning control to
8043 * c-decl.c (warn_if_shadowing): Likewise.
8044 * c-lex.c (cb_def_pragma): Likewise.
8045 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8046 (pop_alignment): Likewise.
8047 (handle_pragma_pack): Likewise.
8048 (apply_pragma_weak): Likewise.
8049 (handle_pragma_weak): Likewise.
8050 (handle_pragma_redefine_extname): Likewise.
8051 (add_to_renaming_pragma_list): Likewise.
8052 (handle_pragma_extern_prefix): Likewise.
8053 (maybe_apply_renaming_pragma): Likewise.
8054 (handle_pragma_visibility): Likewise.
8056 * config/c4x/c4x-c.c (BAD): Likewise.
8057 (c4x_parse_pragma): Likewise.
8058 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8059 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8060 (rs6000_pragma_longcall): Likewise.
8061 * config/v850/v850-c.c (pop_data_area): Likewise.
8062 (ghs_pragma_section): Likewise.
8063 (ghs_pragma_section): Likewise.
8064 (ghs_pragma_interrupt): Likewise.
8065 (ghs_pragma_starttda): Likewise.
8066 (ghs_pragma_startsda): Likewise.
8067 (ghs_pragma_startzda): Likewise.
8068 (ghs_pragma_endtda): Likewise.
8069 (ghs_pragma_endsda): Likewise.
8070 (ghs_pragma_endzda): Likewise.
8072 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8073 Kenneth Zadeck <zadeck@naturalbridge.com>
8075 * Makefile.in: Removed tree-promote-statics.c
8076 * tree-promote-statics.c: Removed.
8077 * common.opt: Removed flag-promote-statics.
8079 * passes.c: Removed tree-promote-statics pass.
8080 * tree-pass.h: Ditto.
8081 * timevar.def: Removed TV_PROMOTE_STATICS.
8084 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8086 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8088 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8090 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8093 * c-common.c (check_function_arguments): Call
8094 'check_function_format' if either -Wformat or
8095 -Wmissing-format-attribute are specified.
8096 * c-format.c (check_function_format): Check -Wformat before
8097 calling 'check_format_info'.
8098 * c-opts.c (c_common_post_options): Don't warn for
8099 -Wmissing-format-attribute without -Wformat.
8100 * c-typeck.c (convert_for_assignment): Detect additional cases for
8101 -Wmissing-format-attribute.
8102 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8105 2005-07-19 Richard Guenther <rguenther@suse.de>
8107 * config/i386/i386.md (lrint<mode>2): Use temporary
8108 instead of clobbering non-existent memory.
8110 2005-07-19 Nick Clifton <nickc@redhat.com>
8112 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8113 statement to avoid displaying ASCII control characters.
8115 2005-07-19 Ben Elliston <bje@au.ibm.com>
8117 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8118 * cfganal.c (find_edge_index): Ditto.
8119 * combine.c (combine_instructions): Ditto.
8120 * ddg.c (create_scc): Ditto.
8121 (find_successors): Ditto.
8122 (find_predecessors): Ditto.
8123 (find_nodes_on_paths): Ditto.
8124 (longest_simple_path): Ditto.
8125 * flow.c (update_life_info): Ditto.
8126 (count_or_remove_death_notes): Ditto.
8127 (clear_log_links): Ditto.
8128 * modulo-sched.c (generate_reg_moves): Ditto.
8129 (find_max_asap): Ditto.
8130 (find_max_hv_min_mob): Ditto.
8131 (find_max_dv_min_mob): Ditto.
8132 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8133 * sched-rgn.c (extract_edgelst): Ditto.
8134 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8135 (dump_update_ssa): Ditto.
8136 (ssa_names_to_replace) Ditto.
8137 (switch_virtuals_to_full_rewrite): Ditto.
8138 (update_ssa): Ditto.
8139 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8141 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8143 Fix PR tree-optimization/22483
8145 * tree-complex.c (create_components): Use
8146 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8147 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8148 * tree-flow.h (safe_referenced_var_iterator): New structure.
8149 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8150 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8151 safe_referenced_var iterator.
8152 (add_type_alias): Ditto.
8154 2005-07-19 Steven Bosscher <stevenb@suse.de>
8156 * loop-init.c (rest_of_handle_loop2): Remove.
8157 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8158 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8159 (pass_rtl_loop_init, pass_rtl_loop_done,
8160 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8161 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8162 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8163 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8164 pass_tree_loop_done, and pass_tree_unswitch.
8165 (gate_loop): Rename to gate_tree_loop.
8166 * passes.c (init_optimization_passes): Update for renamed tree
8167 loop passes. Add the new loop2 passes as subpasses of loop2.
8168 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8169 Update for the renamed tree loop passes.
8171 2005-07-18 Ian Lance Taylor <ian@airs.com>
8174 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8175 blocks when optimizing.
8177 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8179 * common.opt (frename-registers): Initialize to 2.
8181 (fgcse-after-reload): Ditto.
8182 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8183 (process_options): Only change flag_web, flag_rename_registers,
8184 and flag_rerun_cse_after_loop if not explicitly set by user.
8186 2005-07-18 Jan Beulich <jbeulich@novell.com>
8188 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8189 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8190 in 64-bit mode the same as DImode in 32-bit mode.
8191 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8192 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8193 mode. Add new mode parameter.
8194 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8195 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8196 x86_64_shift_adj): New expanders.
8197 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8198 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8200 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8201 DImode shift splitters.
8202 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8203 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8206 2005-07-18 Jan Beulich <jbeulich@novell.com>
8208 * i386.md (movdi_extzv_1): New.
8209 (zero_extendhidi2): Combine alternatives and never force use of
8211 (zero_extendqidi2): Likewise. Don't restrict input selection.
8213 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8215 Fix PR tree-optimization/22531
8216 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8219 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8221 * tree-promote-statics.c (pass_promote_statics): Change dump file
8224 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8226 * tree-optimize.c (init_tree_optimization_passes): Add
8227 pass_eliminate_useless_stores pass.
8228 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8229 * tree-ssa-pre.c (is_copy_stmt): New function.
8230 (follow_copies_till_vuse): Ditto.
8231 (do_eustores): Ditto.
8232 (gate_eustores): Ditto.
8234 2005-07-16 Richard Henderson <rth@redhat.com>
8236 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8238 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8239 Kenneth Zadeck <zadeck@naturalbridge.com>
8241 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8242 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8243 ipa-type-escape.h, tree-promote-statics.c
8244 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8245 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8246 tree-promote-statics.c: new files.
8247 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8248 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8249 int nonlocal_set_p, mark_constant_function): Deleted.
8250 (rest_of_handle_cfg): Removed call to mark_constant_function.
8251 (nonoverlapping_component_refs_p): Added calls to support
8252 type based aliasing.
8253 * tree-ssa-alias.c (may_alias_p,
8254 compute_flow_insensitive_aliasing): Ditto.
8255 * calls.c (flags_from_decl_or_type): Removed reference to
8257 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8258 too many arguments. This is necessary for Spec 2000.
8259 * cgraph.h (const_function, pure_function): Removed.
8260 * common.opt: Added "fipa-pure-const", "fipa-reference",
8261 "fipa-type-escape", and "ftree-promote-static".
8263 * passes.c: Added ipa and tree-promote-statics passes.
8264 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8265 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8266 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8267 * tree-flow.h: Added exposed sra calls and addition of
8268 reference_vars_info field for FUNCTION_DECLS.
8269 * tree-pass.h: Added passes.
8270 * tree-sra.c: (sra_init_cache): New function.
8271 (sra_insert_before, sra_insert_after) Made public.
8272 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8274 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8275 aliasing. (may_alias_p): Added code to use type escape analysis to
8277 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8278 code to prune clobbers of static variables based on information
8279 produced in ipa-reference pass. Changed call clobbering so that
8280 statics are not marked as clobbered if the call does not clobber
8283 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8285 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8288 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8290 * doc/install.texi (*-*-solaris2*): Document recommended version
8291 of GNU binutils and mention GNU linker problem on Solaris 10.
8293 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8296 * c-decl.c (c_build_bitfield_integer_type): New function.
8297 (finish_struct): Call it.
8298 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8300 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8302 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8305 2005-07-16 Jan Hubicka <jh@suse.cz>
8307 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8308 (scale_bbs_frequencies_int): Watch roundoff errors.
8309 * predict.c (return_prediction): Initialize return_stmt.
8311 2005-07-16 Jan Hubicka <jh@suse.cz>
8313 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8314 after RTL profiling.
8316 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8319 * fold-const.c (build_range_check): Convert high/low to etype
8320 if we are only comparing against exp.
8322 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8324 Fix PR tree-optimization/22376
8325 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8327 (need_to_solve): New function.
8328 (compute_points_to_sets): Use it.
8330 2005-07-15 Jan Hubicka <jh@suse.cz>
8332 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8333 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8335 2005-07-15 Richard Guenther <rguenther@suse.de>
8337 * c-common.c (handle_flatten_attribute): New function.
8338 Add flatten function attribute.
8339 * doc/extend.texi: Document flatten function attribute.
8340 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8341 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8343 (cgraph_decide_inlining): Handle functions with flatten
8346 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8348 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8349 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8350 UNSPEC_XCHG, UNSPEC_AND): New.
8351 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8352 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8353 * config/rs6000/sync.md (FETCHOP): New code macro.
8354 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8356 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8357 (sync_compare_and_swap<mode>): Same.
8358 (sync_lock_test_and_set<mode>): Same.
8359 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8360 for QImode and HImode, and not PPC405.
8361 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8362 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8363 (sync_<fetchop>{si,di}_internal): New.
8364 (sync_nand{si,di}_internal): New.
8365 (sync_old_<fetchop>{si,di}_internal): New.
8366 (sync_old_nand{si,di}_internal): New
8367 (sync_new_<fetchop>{si,di}_internal): New.
8368 (sync_new_nand{si,di}_internal): New.
8369 (atomic_and{si,di}): New.
8370 (sync_new_nand{si,di}_internal): New.
8371 (atomic_and{si,di}): New.
8372 (sync_add<mode>_internal): Delete.
8373 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8374 (sync_sub<mode>_internal): Delte.
8375 (sync_subshort_internal): New.
8376 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8377 (sync_anddi_internal): Delete.
8378 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8379 (sync_booldi_internal): Delete.
8380 (sync_boolc<mode>_internal): Delete.
8381 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8382 (sync_boolc<mode>_internal2): Delete.
8383 (sync_boolcc<mode>_internal): Delete.
8384 (isync, lwsync): Use unspec instead of unspec_volatile.
8385 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8386 Revert UNSPEC_VOLATILE.
8387 (rs6000_split_atomic_op): New.
8388 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8390 2005-07-14 Eric Christopher <echristo@redhat.com>
8392 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8393 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8395 2005-07-14 Eric Christopher <echristo@redhat.com>
8397 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8399 2005-07-14 Steven Bosscher <stevenb@suse.de>
8401 PR tree-optimization/22230
8402 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8403 the computation of the four cross productions for "range op range".
8405 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8406 Ulrich Weigand <uweigand@de.ibm.com>
8409 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8412 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8414 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8416 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8418 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8420 2005-07-14 Richard Guenther <rguenther@suse.de>
8423 * config/i386/i386-protos.h (ix86_function_value): Change
8424 prototype to match new target hook.
8425 * config/i386/i386.c (ix86_value_regno): Change prototype
8426 to take extra type argument.
8427 (TARGET_FUNCTION_VALUE): Define.
8428 (ix86_function_ok_for_sibcall): Pass extra argument to
8429 ix86_value_regno, check return slot rtx for exact match.
8430 (ix86_function_value): Take extra parameter. Dispatch to
8431 ix86_value_regno with fndecl/fntype as provided.
8432 (ix86_value_regno): Handle extra type argument.
8433 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8435 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8436 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8437 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8438 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8439 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8441 2005-07-14 Richard Guenther <rguenther@suse.de>
8443 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8444 * calls.c (expand_call): Pass fntype to hard_function_value.
8445 (emit_library_call_value_1): Likewise.
8446 * explow.c: Include target.h.
8447 (hard_function_value): Take extra argument, the fntype.
8448 Use new target hook for function_value.
8449 * expr.h (hard_function_value): Change prototype.
8450 * function.c (aggregate_value_p): Pass 0 as fntype to
8451 hard_function_value.
8452 (assign_parms): Use new target hook for function_value.
8453 Pass 0 as fntype to hard_function_value.
8454 (expand_function_end): Likewise.
8455 * reg-stack.c: Include target.h.
8456 (stack_result): Use new target hook for function_value.
8457 * target-def.h: New target hook function_value.
8458 * target.h: Likewise.
8459 * targhooks.c (default_function_value): New function.
8460 * targhooks.h (default_function_value): Declare.
8462 2005-07-13 Ian Lance Taylor <ian@airs.com>
8464 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8466 2005-07-14 Jan Hubicka <jh@suse.cz>
8468 * tree-dfa.c (dump_variable): Use default_def function.
8469 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8470 * tree-ssa.c (verify_use): Likewise.
8471 * tree-ssanames.c (release_ssa_name): Likewise.
8472 * tree-tailcall.c (eliminate_tail_call): Likewise.
8473 (tree_optimize_tail_calls_1): Likewise.
8474 * tree-vrp.c (get_value_range): Likewise.
8476 2005-07-14 Ben Elliston <bje@au.ibm.com>
8478 * gcc.c (main): Compare language[0] with '*' when iterating over
8481 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8483 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8484 "s390_emit_compare". Add handling of CCZ1mode.
8485 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8486 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8488 (s390_branch_condition_mask): Add CCZ1mode handling.
8489 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8490 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8491 Use CCZ1mode instead of CCZmode.
8492 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8494 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8496 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8498 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8500 2005-07-13 Eric Christopher <echristo@redhat.com>
8502 * config/mips/mips.c (mips_canonicalize_comparison): New.
8503 (mips_emit_int_relational): Use.
8505 2005-07-13 Eric Christopher <echristo@redhat.com>
8507 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8509 * config/s390/s390.md: Include tpf.md. Move tpf specific
8511 * config/s390/tpf.md: To here.
8512 * config/s390/s390.opt: Move tpf specific options...
8513 * config/s390/tpf.opt: to here. Add mmain option.
8514 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8515 * config/s390/tpf.h: Rewrite.
8517 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8519 * doc/tm.texi: Remove @xref{Cross-profiling}.
8521 2005-07-13 Jeff Law <law@redhat.com>
8523 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8524 expressions, test their _DECL operands for pointer equality rather
8525 than using operand_equal_p.
8527 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8529 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8530 (TARGET_POSIX_IO): This.
8531 * config/darwin.h: Likewise.
8532 * config/freebsd.h: Likewise.
8533 * config/linux.h: Likewise.
8534 * config/lynx.h: Likewise.
8535 * config/netbsd.h: Likewise.
8536 * config/rs6000/linux64.h: Likewise.
8537 * config/rs6000/linux.h: Likewise.
8538 * config/s390/tpf.h: Likewise.
8539 * config/sh/embed-elf.h: Likewise.
8540 * config/sparc/linux64.h: Likewise.
8541 * config/sparc/linux.h: Likewise.
8542 * config/svr4.h: Likewise.
8543 * gcov-io.h: Likewise.
8545 * doc/tm.texi: Updated.
8547 * libgcov.c (create_file_directory): Defined only if
8548 TARGET_POSIX_IO is defined.
8549 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8552 2005-07-13 Jan Hubicka <jh@suse.cz>
8554 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8556 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8558 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8559 structure as argument.
8561 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8563 PR tree-optimization/21921
8564 * tree-iterator.c (tsi_link_before): Support the case when
8565 tsi_end_p (tsi) == true.
8567 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8569 PR tree-optimization/22442
8570 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8573 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8575 PR rtl-optimization/20376
8576 * toplev.c (process_options): Enable -fweb and -frename-registers when
8578 * doc/invoke.texi: Update the information about when -fweb and
8579 -frename-registers are enabled.
8581 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8584 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8585 if *rhs_p is not a SSA_NAME.
8587 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8589 Fix PR tree-optimization/22422
8590 * tree-ssa-structalias.c (struct variable_info): Add flag for
8592 (get_varinfo): Now a static function.
8593 (new_varinfo): init has_union and is_special_var to false.
8594 (solution_set_add): Check has_union.
8595 (do_da_constraint): Move temporary variable so it gets reset
8597 Also check for special variable.
8598 (do_ds_constraint): Ditto.
8599 (do_sd_constraint): Ditto.
8600 (do_structure_copy): Check for special variable.
8601 (find_func_aliases): Ditto.
8602 (init_base_vars): Set special vars properly.
8604 2005-07-13 Jan Hubicka <jh@suse.cz>
8606 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8609 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8610 (get_expr_operands): Fix thinko wrt flags and subvars.
8612 PR tree-optimize/22379
8613 * tree-inline.c (expand_call_inline): Do not output sorry in early
8616 2005-07-12 Dale Johannesen <dalej@apple.com>
8618 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8620 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8623 * host-linux.h: Include limits.h.
8625 2005-07-12 Dale Johannesen <dalej@apple.com>
8627 * expr.c (compress_float_constant): Add cost check.
8628 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8630 2005-07-12 Dale Johannesen <dalej@apple.com>
8632 * gcc.target/i386/compress-float-sse.c: New.
8633 * gcc.target/i386/compress-float-sse-pic.c: New.
8634 * gcc.target/i386/compress-float-387.c: New.
8635 * gcc.target/i386/compress-float-387-pic.c: New.
8636 * gcc.dg/compress-float-ppc.c: New.
8637 * gcc.dg/compress-float-ppc-pic.c: New.
8639 2005-07-12 Eric Christopher <echristo@redhat.com>
8641 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8643 * config/s390/s390.md: Include tpf.md. Move tpf specific
8645 * config/s390/tpf.md: To here.
8646 * config/s390/s390.opt: Move tpf specific options...
8647 * config/s390/tpf.opt: to here. Add mmain option.
8648 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8649 * config/s390/tpf.h: Rewrite.
8651 2005-07-12 Eric Christopher <echristo@redhat.com>
8653 * gcc.c (struct infile): Update comment for language.
8654 (main): Rewrite input file resetting code.
8656 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8659 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8660 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8661 (lookup_avail_expr): Use constant_boolean_node instead
8662 of boolean_false_node/boolean_true_node.
8664 2005-07-12 Ben Elliston <bje@au.ibm.com>
8666 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8667 and use it when printing num_edges.
8669 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8671 * doc/extend.texi (Blackfin Built-in Functions): New section.
8672 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8675 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8677 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8678 s/cmpstrsi/cmpstrnsi
8679 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8681 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8682 (init_optabs): Initialize cmpstrn_optab.
8683 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8684 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8685 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8686 * config/i386/i386.md: s/cmpstr/cmpstrn
8687 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8688 * doc/md.texi: Update documentation.
8690 2005-07-11 Richard Henderson <rth@redhat.com>
8692 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8693 build_va_arg_indirect_ref.
8694 (alpha_gimplify_va_arg): Likewise.
8695 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8696 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8697 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8698 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8699 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8700 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8702 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8704 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8706 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8707 * passes.c (init_optimization_passes): Add pass_empty_loop.
8708 * tree-pass.h (pass_empty_loop): Declare.
8709 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8710 try_remove_empty_loop, remove_empty_loops): New functions.
8711 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8712 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8714 2005-07-12 Peter Barada <peter@the-baradas.com>
8718 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8719 in address registers.
8720 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8721 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8722 alternative of addsi3_5200.
8724 2005-07-11 Ian Lance Taylor <ian@airs.com>
8726 * config/mips/mips.md (ffs<mode>2): Remove.
8728 2005-07-11 Ian Lance Taylor <ian@airs.com>
8730 * doc/tree-ssa.texi (Cleanups): Improve description of
8732 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8734 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8736 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8737 * tree.h (DECL_ARGUMENT_FLD): New macro.
8739 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8741 Fix PR tree-optimization/22404
8743 * tree-ssa-structalias.c (create_variable_info_for): Use
8746 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8748 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8749 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8750 for second comparison operand.
8751 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8753 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8754 (define_insn_reservation "alu"): Likewise.
8755 (csync, ssync): Now of type sync.
8756 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8757 -mcsync-anomaly -mspecld-anomaly.
8758 * config/bfin/bfin.opt (mcsync): Remove.
8759 (mcsync-anomaly, mspecld-anomaly): Add.
8760 * config/bfin/bfin.c: Include "insn-codes.h".
8761 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8762 (TARGET_DEFAULT_TARGET_FLAGS): New.
8763 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8765 2005-07-11 Steven Bosscher <stevenb@suse.de>
8767 * basic-block.h: Give the BB flags enum a name, bb_flags.
8768 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8769 * cfgcleanup.c (enum bb_flags): Remove here.
8770 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8771 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8772 (update_forwarder_flag): Likewise.
8773 (thread_jump): Likewise.
8774 (try_forward_edges): Likewise.
8775 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8776 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8777 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8779 2005-07-11 Richard Guenther <rguenther@suse.de>
8781 * config/i386/i386.opt: New target option -msseregparm.
8782 * config/i386/i386.c (override_options): Error out for
8783 -msseregparm but no SSE support.
8784 (ix86_function_sseregparm): Check for global sseregparm.
8785 * doc/invoke.texi: Document -msseregparm.
8787 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8789 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8790 (m32rle-*-linux*): Ditto.
8792 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8794 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8795 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8798 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8802 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8803 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8805 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8807 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8808 (varmap): Heapify varmap.
8809 (constraints): Heapify constraints.
8810 (struct constraint_graph): Heapify succs and preds.
8811 (constraint_vec_find): Update for heapification.
8812 (constraint_set_union): Ditto.
8813 (insert_into_complex): Ditto.
8814 (constraint_edge_vec_find): Ditto.
8815 (erase_graph_self_edge): Ditto.
8816 (add_graph_edge): Ditto.
8817 (get_graph_weights): Ditto.
8818 (merge_graph_nodes): Ditto.
8819 (build_constraint_graph): Ditto.
8820 (topo_visit): Ditto.
8821 (solve_graph): Ditto.
8822 (create_variable_info_for): Ditto.
8823 (init_base_vars): Ditto.
8824 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8825 (condese_varmap_nodes): Free complex vector.
8826 (clear_edges_for_node): Clear succs and preds vector.
8828 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8830 * tree-ssa-structalias.c (update_alias_info): Change counting of
8831 references to not include vdefs.
8833 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8835 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8838 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8840 * pa.c (pa_commutative_p): Make PLUS commutative when
8841 TARGET_NO_SPACE_REGS is true.
8843 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8845 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8846 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8847 * tree-dfa.c (dump_subvars_for): New.
8848 (debug_subvars_for): New.
8849 (dump_variable): Show subvariables if VAR has them.
8850 * tree-flow-inline.h (get_subvar_at): New.
8851 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8852 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8854 (struct subvar): Change fields offset and size to unsigned
8856 (dump_subvars_for): Declare.
8857 (debug_subvars_for): Declare.
8858 (get_subvar_at): Declare.
8859 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8860 to unsigned HOST_WIDE_INT *.
8861 (overlap_subvar): Likewise.
8862 * tree-gimple.c (is_gimple_reg): Always return false for
8863 SFTs and memory tags.
8864 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8866 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8867 (compute_may_aliases): Call compute_points_to_sets.
8868 (collect_points_to_info_for): Remove.
8869 (compute_points_to_and_addr_escape): Remove.
8870 (delete_alias_info): Call delete_points_to_sets.
8871 (compute_flow_sensitive_aliasing): If the call to
8872 find_what_p_points_to returns false, call set_pt_anything.
8873 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8874 (set_pt_anything): Clear pi->pt_vars.
8875 (set_pt_malloc): Remove.
8876 (merge_pointed_to_info): Remove.
8877 (add_pointed_to_expr): Remove.
8878 (add_pointed_to_var): Remove.
8879 (collect_points_to_info_r): Remove.
8880 (is_escape_site): Make extern.
8882 (create_overlap_variables_for): Call it.
8883 * tree-ssa-copy.c (merge_alias_info): Never merge
8884 flow-sensitive alias information.
8885 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8886 offset and size to be unsigned HOST_WIDE_INT.
8887 (add_to_addressable_set): Rename from note_addressable.
8888 Set TREE_ADDRESSABLE as the variables are added to the set.
8890 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8891 operands into VUSEs when adding V_MAY_DEFs for members in an
8893 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8894 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8895 (struct variable_info): Add bitfield is_heap_var.
8896 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8897 (new_var_info): Initialize is_heap_var.
8898 (get_constraint_for): Add HEAP variables to the symbol table.
8899 Mark them with is_heap_var.
8900 (update_alias_info): New. Taken mostly from the old
8901 compute_points_to_and_addr_escape.
8902 (handle_ptr_arith): New.
8903 (find_func_aliases): Call update_alias_info.
8904 Call handle_ptr_info for tcc_binary expressions.
8905 Call mark_stmt_modified.
8906 (create_variable_info_for): If DECL has subvars, do not create
8907 variables for its subvars. Always add all the fields.
8908 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8909 SFTs, then add all the SFTs of the structure.
8910 If VI->DECL is an aggregate with subvariables, add the SFT at
8912 (find_what_p_points_to): If VI is an artificial variable,
8913 translate to bitfields in SSA_NAME_PTR_INFO.
8914 If the solution is empty, set pi->pt_vars to NULL
8915 (init_base_vars): Create ANYOFFSET.
8916 (compute_points_to_sets): Rename from create_alias_vars.
8918 (pass_build_pta): Remove.
8919 (delete_points_to_sets): Rename from delete_alias_vars.
8920 (pass_del_pta): Remove.
8921 * tree-ssa-structalias.h (struct alias_info): Move from
8923 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8924 NUM_REFERENCES_SET): Likewise.
8925 (compute_points_to_sets, delete_points_to_sets): Declare.
8927 2005-07-09 Richard Henderson <rth@redhat.com>
8929 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8930 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8931 alpha_split_lock_test_and_set_12): New functions.
8932 * config/alpha/alpha-protos.h: Update.
8933 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8934 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8935 * config/alpha/sync.md (I12MODE): New.
8936 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8937 (sync_<fetchop_name><I48MODE>): Likewise.
8938 (sync_nand<I48MODE>): Likewise.
8939 (sync_old_<fetchop_name><I48MODE>): Likewise.
8940 (sync_new_<fetchop_name><I48MODE>): Likewise.
8941 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8942 (sync_compare_and_swap<I48MODE>): Likewise.
8943 (sync_lock_test_and_set<I48MODE>): Likewise.
8944 (sync_compare_and_swap<I12MODE>): New.
8945 (sync_compare_and_swap<I12MODE>_1): New.
8946 (sync_lock_test_and_set<I12MODE>): New.
8947 (sync_lock_test_and_set<I12MODE>_1): New.
8949 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8953 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8955 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8957 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8958 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8960 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8963 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8965 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8967 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8968 memory_operand constraint.
8969 (store_conditional_<mode>): Same.
8970 (sync_compare_and_swap<mode>): Same.
8971 (sync_lock_test_and_set<mode>): Same.
8973 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8975 Rewrite PIC support to more closely model actual instructions.
8976 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8977 (cris_symbol): Remove prototypes for removed functions.
8978 (cris_pic_symbol_type_of, cris_valid_pic_const)
8979 (cris_expand_pic_call_address): Prototypes for new functions.
8980 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8982 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8984 <case ':'>: Add case for new punctuation character.
8985 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8986 emitting (extra) PIC modifier.
8987 <case UNSPEC>: Do not assert for PLT.
8988 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8989 (cris_expand_prologue, cris_expand_epilogue): Check
8990 for pic_offset_table_rtx usage instead of taking
8991 current_function_uses_pic_offset_table as the final word.
8992 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8993 Remove flag_pic difference.
8994 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8995 the moral equivalents of...
8996 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8998 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8999 (cris_handle_option): Mark ARG as unused.
9000 (cris_expand_pic_call_address): New worker function for "call",
9002 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9003 output PIC constructs here.
9004 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9005 as symbol-specific modifers, not whole or part of operands.
9006 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9007 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9008 constants and flag_pic.
9009 (CONSTANT_INDEX_P): Adjust for new functions.
9010 (enum cris_pic_symbol_type): New helper type.
9011 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9012 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9013 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9015 ("movsi"): Emit actual instructions for GOT and relative access.
9016 ("*movsi_got_load"): New pattern to set up the register holding
9018 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9019 Adjust FIXME for 'S'.
9020 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9021 Use "movs" for -fpic cases.
9022 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9023 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9024 ("call", "call_value"): Just call cris_expand_pic_call_address for
9026 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9027 Remove special pattern.
9028 ("*expanded_call_side", "*expanded_call_value_side"): New
9030 (gotplt-to-plt, gotplt-to-plt-side-call)
9031 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9033 * config/cris/cris/predicates.md
9034 ("cris_general_operand_or_gotless_symbol"): Remove unused
9036 ("cris_general_operand_or_symbol"): Adjust for new functions.
9038 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9040 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9042 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9044 * Makefile.in (TREE_H): Add treestruct.def.
9045 (c-decl.o): Add pointer-set.h
9046 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9047 visibility on regular DECL's.
9048 (merge_decls): Fix the copying of decl nodes of various types for
9049 the new structures. Don't update RTL, section name, weak status,
9050 etc, on DECL's without RTL.
9051 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9052 Don't check volatile on non-variable types.
9053 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9054 to check whether we have seen arguments.
9055 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9056 flag is checked before field (flag is common, field is not).
9057 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9058 TS_DECL_COMMON could have an origin.
9059 (add_location_or_const_value_attribute): Don't check section name
9060 on non-var/function decls.
9061 (dwarf2out_var_location): Reverse order of tests.
9062 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9063 with DECL_WRTL_CHECK.
9064 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9065 * fold-const.c (fold_binary): Don't check weakness on
9066 non-var/function decls.
9067 (tree_expr_nonzero_p): Ditto.
9068 (fold_checksum_tree): Use tree_decl_extra as sizeof
9070 * ggc-page.c (extra_order_size_table): Add sizes for
9071 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9073 * gimplify.c (gimplify_bind_expr): Only set
9074 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9075 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9077 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9078 * langhooks.h (init_ts). New langhook.
9079 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9080 * print-tree.c (print_node): Update to only print fields that
9081 exist in the structures the passed decl has.
9082 * toplev.c (wrapup_global_declarations): Don't reset
9083 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9084 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9085 * tree-inline.c (remap_decl): Ditto.
9086 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9087 * tree-pretty-print.c (print_declaration): Don't print
9088 DECL_REGISTER on things that don't contain it.
9089 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9090 non-var/function decls.
9091 * tree.c (tree_contains_struct): New structure.
9092 (init_priority_for_decl): New hashtable.
9093 (tree_int_map): New structure.
9094 (tree_int_map_eq): New function.
9095 (tree_int_map_marked_p): Ditto.
9096 (tree_int_map_hash): Ditto.
9097 (tree_map): Move to tree.h.
9098 (tree_map_eq): Externalize.
9099 (tree_map_hash): Ditto.
9100 (tree_map_marked_p): Ditto.
9101 (init_ttree): Set up tree_contains_struct and call langhook.
9102 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9103 (tree_code_size): Update for new structures.
9104 (tree_node_structure): Update for new structures.
9105 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9107 (copy_node_stat): Copy init priority.
9108 (build_decl_stat): Ditto for visibility.
9109 (ts_enum_names): New.
9110 (tree_contains_struct_check_failed): New function.
9111 (decl_init_priority_lookup): Ditto.
9112 (decl_init_priority_insert): Ditto.
9113 * treestruct.def: New file.
9114 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9115 (CONTAINS_STRUCT_CHECK): Ditto.
9116 (tree_contains_struct_check_failed): New prototype.
9117 (DECL_CHECK): Removed.
9118 (DECL_MINIMAL_CHECK): New.
9119 (DECL_COMMON_CHECK): Ditto.
9120 (DECL_WRTL_CHECK): Ditto.
9121 (DECL_NON_COMMON_CHECK): Ditto.
9122 (DECL_WITH_VIS_CHECK): Ditto.
9123 (VAR_OR_FUNCTION_DECL_P): Ditto
9124 (struct tree_decl_minimal): New structure.
9125 (struct tree_decl_common): Ditto.
9126 (struct tree_decl_with_rtl): Ditto.
9127 (struct tree_decl_with_vis): Ditto.
9128 (struct tree_decl_non_common): Ditto.
9129 (struct tree_field_decl): Ditto.
9130 (struct tree_parm_decl): Ditto.
9131 (struct tree_var_decl): Ditto.
9132 (struct tree_function_decl): Ditto.
9133 (struct tree_const_decl): Ditto.
9134 (struct tree_result_decl): Ditto.
9135 (union tree_node): Add new structures.
9136 * var-tracking.c (track_expr_p): Reverse order of tests.
9138 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9140 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9142 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9143 * system.h: Poison FINALIZE_PIC.
9144 * doc/tm.texi (FINALIZE_PIC): Remove.
9146 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9149 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9150 to the correct type if we have a MODIFY_EXPR.
9152 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9154 PR tree-optimization/22360
9155 * tree.c (upper_bound_in_type): Fix calculations for casting
9156 to a non-wider signed type and casting a signed value to a
9157 wider unsigned type.
9158 (lower_bound_in_type): Fix calculations for casting to a
9159 non-wider signed type.
9161 PR tree-optimization/20139
9162 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9164 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9165 fold_cond_expr_cond.
9166 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9167 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9169 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9172 * tree-complex.c (expand_complex_libcall): Produce
9173 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9175 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9177 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9178 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9179 b" assert and inserted fastpath code for this case.
9180 (bitmap_ior): Removed "a != b" assert.
9182 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9184 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9185 (ENDFILE_SPEC): Likewise.
9186 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9188 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9189 a large stack frame at epilogue.
9191 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9193 * final.c: Include sdbout.h when required.
9195 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9197 * config.gcc (*-*-darwin*): Only one target-specific header file
9199 (powerpc-*-darwin*): Add version-specific header files.
9200 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9201 * config.in: Regenerate.
9202 * configure: Regenerate.
9203 * gcc.c: Include xregex.h.
9204 (version_compare_spec_function): New.
9205 (spec_function): Add version-compare.
9206 (replace_outfile_spec_function): Reformat comment.
9207 (compare_version_strings): New.
9208 * config/darwin-c.c (version_as_macro): New.
9209 (builtin_define): New.
9210 (darwin_cpp_builtins): New.
9211 * config/darwin-protos.h (darwin_cpp_builtins): New.
9212 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9213 (LIB_SPEC): Make unconditional, update comment.
9214 (TARGET_C99_FUNCTIONS): Define.
9215 * config/darwin.opt: Sort.
9216 (mmacosx-version-min=): New.
9217 * config/darwin7.h: Delete.
9218 * config/darwin8.h: Delete.
9219 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9220 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9221 (TARGET_C99_FUNCTIONS): Define.
9222 * config/rs6000/darwin7.h: New.
9223 * config/rs6000/darwin8.h: New.
9224 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9225 (-mmacosx-version-min): Document.
9227 2005-07-07 Ian Lance Taylor <ian@airs.com>
9229 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9231 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9234 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9236 2005-07-07 Khem Raj <kraj@mvista.com>
9238 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9239 in bytes, not words.
9241 2005-07-07 Paul Brook <paul@codesourcery.com>
9243 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9244 DEFAULT_FUNCTION_ARG_PADDING to upward.
9246 2005-07-07 Richard Henderson <rth@redhat.com>
9248 * function.c (locate_and_pad_parm): Record parameter alignment in
9249 stack_alignment_needed.
9251 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9253 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9254 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9255 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9256 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9257 (define_attr "type"): Add isync, sync, load_l, store_c.
9258 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9259 Create scratch volatile MEM.
9260 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9262 (load_locked_<mode>): New.
9263 (store_conditional_<mode>): New.
9264 (sync_compare_and_swap<mode>): Replace with splitter.
9265 (sync_lock_test_and_set<mode>): Replace with splitter.
9266 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9268 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9269 is ics. Attribute isync.
9270 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9272 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9273 and UNSPECV_SYNC_OP.
9274 (emit_unlikely_jump): New.
9275 (emit_load_locked): New.
9276 (emit_store_conditional): New.
9277 (rs6000_split_compare_and_swap): New.
9278 (rs6000_split_lock_test_and_set): New.
9279 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9280 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9281 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9282 rs6000_split_lock_test_and_set): Declare.
9283 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9284 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9285 store_c, isync, sync.
9287 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9289 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9290 filenames to gtyp-gen.h.
9291 (s-typ-gen): Use it in place of for loops.
9293 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9295 * hooks.c (hook_bool_rtx_int_false): New function.
9296 * hooks.h (hook_bool_rtx_int_false): Declare.
9297 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9298 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9299 * target.h (struct gcc_target): Add commutative_p member.
9300 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9301 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9302 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9303 (pa_commutative_p): New function.
9304 * jump.c (target.h): Include.
9305 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9306 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9308 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9310 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9311 (s390_expand_setmem): New.
9312 * config/s390/s390.c: Likewise.
9313 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9315 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9316 general_operand. Call new function "s390_expand_setmem".
9317 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9318 ("setmem_long", "*setmem_long"): ... this.
9320 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9322 * config/s390/s390.c: (optimization_options): Enable
9323 TARGET_MVCLE at -Os.
9324 * doc/invoke.texi: Document changes in default behaviour.
9325 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9327 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9329 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9330 defined by back-end.
9332 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9334 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9335 all sets in the pattern.
9336 * config/rs6000/rs6000.md (stack_protect_testsi,
9337 stack_protect_testdi): Likewise.
9339 2005-07-06 Jeff Law <law@redhat.com>
9341 * tree-vrp.c (simplify_using_ranges): Kill.
9342 (vrp_finalize): Remove call to simplify_using_ranges.
9343 (simplify_stmt_using_ranges): New function extracted from
9344 simplify_using_ranges.
9345 (simplify_div_or_mod_using_ranges): Likewise.
9346 (simplify_abs_using_ranges): Likewise.
9347 (simplify_cond_using_ranges): New function.
9348 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9349 * tree-ssa-propagate.c (substitute_and_fold): Call
9350 simplify_stmt_using_ranges if we have range information.
9352 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9354 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9355 ia64_flag_schedule_isns2.
9357 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9358 reading/writing general registers.
9359 (ia64_function_arg): Revert 2005-06-18 change.
9361 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9363 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9364 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9366 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9368 * function.c (expand_function_end): Revert part of 2005-06-27
9369 patch. Do sjlj_emit_function_exit_after after return_label.
9371 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9373 * doc/install.texi (--disable-libssp): New.
9375 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9377 * doc/invoke.texi: Update -fforce-mem documentation.
9378 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9379 code for -fforce-mem.
9380 * expmed.c: (store_bit_field,store_fixed_bit_field,
9381 extract_bit_field): Ditto.
9382 * expr.c: (convert_move): Ditto.
9383 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9384 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9385 emit_conditional_add,expand_float,expand_fix): Ditto.
9386 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9387 (common_handle_option): Issue warning when -fforce-mem specified.
9389 2005-07-06 Paul Brook <paul@codesourcery.com>
9391 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9393 * configure: Regenerate.
9395 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9397 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9399 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9401 Fix PR tree-optimization/22319
9402 Fix PR tree-optimization/22140
9403 Fix PR tree-optimization/22310
9405 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9406 variable sized types.
9407 Use correct type for intermediate structure on *a = *b structure
9410 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9412 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9414 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9415 (machine_function): Move typedef to...
9416 * config/rs6000/rs6000.c (machine_function): ... here. Add
9417 varargs_save_offset field.
9418 (rs6000_stack_t): Remove varargs_size field.
9419 (setup_incoming_varargs): Allocate varargs save area using
9420 assign_stack_local, try to make it as small as possible.
9421 Save offset from virtual_stack_vars_rtx to the save area
9422 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9423 instead of magic 8 when fp word byte size is used.
9424 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9425 instead of -RS6000_VARARGS_SIZE.
9426 (rs6000_stack_info, debug_stack_info,
9427 rs6000_initial_elimination_offset): Remove all traces of
9429 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9430 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9431 RS6000_VARARGS_AREA.
9433 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9435 PR tree-optimization/21963
9436 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9437 constant_multiple_of in the same way get_computation_cost_at does.
9439 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9441 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9442 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9443 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9444 and return its previous value.
9445 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9446 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9448 (stack_protect_set, stack_protect_test): New expanders.
9449 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9450 stack_protect_testdi): New insns.
9451 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9452 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9454 2005-07-06 Jeff Law <law@redhat.com>
9456 * tree-ssa-dce.c (cfg_altered): New global.
9457 (tree_dce_init): Initialize cfg_altered.
9458 (remove_dead_stmt): If we remove an edge in the CFG, then set
9460 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9463 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9465 * Makefile.in (stamp-collect-ld): Use
9466 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9467 ./collect-ld if it already exists.
9468 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9469 Don't remove ./nm if it already exists.
9471 2005-07-05 Devang Patel <dpatel@apple.com>
9473 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9474 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9475 * tree-vectorizer.c (vect_loop_location): New.
9476 (vect_print_dump_info): Use vect_loop_location.
9477 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9478 (vectorize_loops): Set vect_loop_location.
9479 * tree-vect-analyze.c (vect_analyze_offset_expr,
9480 vect_determin_vectorization_factor, vect_analyze_operations,
9481 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9482 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9483 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9484 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9485 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9486 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9487 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9488 vect_analyze_loop): Adjust vect_print_dump_info API.
9489 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9490 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9491 vect_finish_stmt_generation, vectorizable_assignment,
9492 vectorizable_operation, vectorizable_store, vectorizable_load,
9493 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9494 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9495 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9496 vect_transform_loop): Same.
9497 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9498 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9501 2005-07-05 Randolph Chung <tausq@debian.org>
9503 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9504 * configure: Regenerate.
9505 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9506 (pa_tls_referenced_p): Declare.
9507 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9508 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9509 (legitimize_tls_address): New.
9510 (hppa_legitimize_address): Handle TLS addresses.
9511 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9512 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9513 (emit_move_sequence): Handle TLS addresses.
9514 (pa_encode_section_info): Call default handler to handle common
9516 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9517 (CONSTANT_ADDRESS_P): Reject TLS operands.
9518 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9519 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9520 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9521 (UNSPEC_TLSLE): Define new constants.
9522 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9523 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9524 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9525 (tie_symbolic_operand, tle_symbolic_operand): New
9527 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9529 * aclocal.m4: Update macros for autoconf 2.59 style.
9530 * configure.ac: Likewise.
9532 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9534 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9535 (function_arg): Pass small aggregates in general registers on 32-bit
9537 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9539 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9541 * Makefile.in (final.o): Fix dependencies.
9543 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9547 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9548 * langhooks.c (lhd_expr_to_decl): New.
9549 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9551 (LANG_HOOKS_INITIALIZER): Update.
9552 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9553 expr_to_decl langhook.
9554 * c-tree.h (c_expr_to_decl): Declare.
9555 * c-typeck.c (c_expr_to_decl): New.
9556 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9558 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9560 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9563 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9564 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9566 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9568 * Makefile.in: Adjust dependencies.
9569 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9570 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9571 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9572 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9573 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9574 rest_of_compilation.
9576 * bb-reorder.c (gate_duplicate_computed_gotos,
9577 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9578 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9579 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9580 pass_partition_blocks): New.
9581 * bt-load.c (gate_handle_branch_target_load_optimize,
9582 rest_of_handle_branch_target_load_optimize,
9583 pass_branch_target_load_optimize): New.
9584 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9586 * cfglayout.c (pass_insn_locators_initialize): New.
9587 * cfgrtl.c (pass_free_cfg): New.
9588 * combine.c (gate_handle_combine, rest_of_handle_combine,
9590 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9591 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9592 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9593 * except.c (pass_set_nothrow_function_flags,
9594 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9596 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9597 rest_of_handle_shorten_branches, pass_shorten_branches,
9598 rest_of_clean_state, pass_clean_state): New.
9599 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9600 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9601 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9603 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9604 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9605 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9606 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9608 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9609 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9610 pass_rtl_ifcvt, gate_handle_if_after_combine,
9611 rest_of_handle_if_after_combine, pass_if_after_combine,
9612 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9613 pass_if_after_reload): New.
9614 * integrate.c (pass_initial_value_sets): New.
9615 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9616 pass_purge_lineno_notes): New.
9617 * mode-switching.c (rest_of_handle_mode_switching,
9618 pass_mode_switching): New.
9619 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9620 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9622 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9623 pass_loop_optimize): New.
9624 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9626 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9628 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9629 pass_postreload_cse): New.
9630 * profile.c (gate_handle_profiling, pass_profiling,
9631 rest_of_handle_branch_prob, pass_branch_prob): New.
9632 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9633 pass_split_before_regstack, gate_handle_split_before_regstack,
9634 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9635 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9636 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9637 pass_stack_regs): New.
9638 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9639 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9640 pass_stack_adjustments): New.
9641 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9642 pass_regrename): New.
9643 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9644 pass_delay_slots, gate_handle_machine_reorg,
9645 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9646 * rtl.h (extern void purge_line_number_notes): New.
9647 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9648 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9650 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9652 * value-prof.c (gate_handle_value_profile_transformations,
9653 rest_of_handle_value_profile_transformations,
9654 pass_value_profile_transformations): New.
9655 * var-tracking.c (gate_handle_var_tracking,
9656 pass_variable_tracking): New.
9657 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9659 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9660 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9661 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9662 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9663 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9664 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9665 rest_of_handle_gcse2, rest_of_handle_regmove,
9666 rest_of_handle_tracer, rest_of_handle_if_conversion,
9667 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9668 rest_of_handle_web, rest_of_handle_branch_prob,
9669 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9670 rest_of_handle_jump_bypass, rest_of_handle_combine,
9671 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9672 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9673 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9674 rest_of_handle_mode_switching, rest_of_handle_jump,
9675 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9676 rest_of_handle_flow2, rest_of_handle_jump2,
9677 rest_of_handle_peephole2, rest_of_handle_postreload,
9678 rest_of_handle_shorten_branches, rest_of_clean_state,
9679 rest_of_compilation): Remove.
9681 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9682 * passes.c (dump_flags, in_gimple_form, all_passes,
9683 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9684 register_dump_files, next_pass_1, last_verified, execute_todo,
9685 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9686 from tree-optimize.c.
9687 (init_optimization_passes): Moved from tree-optimize.c,
9688 adding the RTL optimizations.
9689 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9690 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9691 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9692 register_dump_files, next_pass_1, last_verified, execute_todo,
9693 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9694 init_tree_optimization_passes, ipa_passes): Delete.
9695 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9697 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9698 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9700 (ipa_passes): Remove.
9701 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9702 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9703 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9704 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9705 (dump_info_p, dump_flag): Moved to tree-dump.h.
9707 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9709 * passes.c (finish_optimization_passes): Use dump_begin
9710 and dump_end, TDI_end.
9711 (gate_rest_of_compilation): New.
9712 (pass_rest_of_compilation): Use it.
9713 (gate_postreload, pass_postreload): New.
9714 * toplev.c (general_init): Rename init_tree_optimization_passes.
9715 * toplev.h (init_tree_optimization_passes): Rename to
9716 init_optimizations_passes.
9717 * tree-dump.c (dump_flag): Make static.
9718 (dump_files): Remove RTL dumps.
9719 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9720 pass_cleanup_cfg, pass_free_cfg_annotations,
9721 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9722 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9723 * tree-pretty-print.c: Include tree-pass.h.
9724 * cgraph.c: Include tree-dump.h.
9726 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9728 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9729 Only fall back to saying it points to readonly memory if
9732 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9734 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9735 * config/m32r/m32r.c (m32r_compute_frame_size,
9736 m32r_expand_prologue): Take current_function_profile into
9737 account whenever we reference
9738 current_function_uses_pic_offset_table.
9739 (m32r_finalize_pic): Remove.
9740 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9742 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9744 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9745 instead of $<. Don't remove ./as if it already exists.
9747 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9750 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9751 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9752 for complex modes when generating code for PA 1.0.
9753 (VALID_FP_MODE_P): New macro.
9754 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9755 sets for all general and floating point modes. Align wide floating
9756 point modes to even register boundaries to comply with architectural
9758 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9759 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9760 (VALID_FP_MODE_P): New macro.
9761 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9762 sets for all general and floating point modes. Align wide floating
9763 point modes to even register boundaries to comply with architectural
9766 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9768 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9771 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9773 * tree-ssa-structalias.c: Don't include expr.h.
9775 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9777 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9780 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9782 Fix PR tree-optimization/22279
9784 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9787 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9789 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9791 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9793 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9794 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9795 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9796 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9797 config/stormy16/stormy16.c, config/v850/v850.c,
9798 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9799 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9800 Avoid "." or "\n" at end of diagnostics and capital letters at
9801 start of diagnostics.
9802 * combine.c, cse.c: Don't translate dump file output.
9803 * toplev.c (print_version): Only translate output if going to
9806 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9808 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9809 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9812 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9814 * pa.c (fix_range): Fix typo in comment.
9816 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9818 * tree-vrp.c (extract_range_from_assert): Replace
9819 fold (build (...)) with fold_build2.
9821 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9823 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9824 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9825 (format_types_orig, handle_format_attribute): Add support for
9828 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9830 * varasm.c (assemble_variable): Fix format specifier thinko.
9832 2005-07-03 Ira Rosen <irar@il.ibm.com>
9834 PR tree-optimization/22029 (and 22135)
9835 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9836 a phi node before calling dump_vops.
9838 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9840 * tree-dump.h (dump_string_field): Declare.
9841 * tree-dump.c: Use it instead of dump_string.
9842 (dump_string_field): Make non-static.
9844 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9846 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9847 up the minimal CFG stuff always when optimize > 0. Call
9848 split_all_insns_noflow in PIC case if needed.
9850 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9851 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9854 * c-decl.c (c_write_global_declarations): Dump contents of
9856 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9857 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9858 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9859 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9862 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9864 * c-common.h (GCC_DIAG_STYLE): Define.
9865 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9866 version for format checking to 4.1.
9867 * c-format.c: Include toplev.h after c-common.h.
9868 (enum format_type): Add gcc_tdiag_format_type.
9869 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9870 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9871 (format_types_orig): Add gcc_tdiag.
9872 (init_dynamic_diag_info): Support gcc_tdiag formats.
9873 (handle_format_attribute): Likewise.
9874 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9875 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9876 version for format checking to 4.1.
9877 (warning0, warning, error, pedwarn, sorry): Use
9879 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9880 (finish_aliases_1): Do not use %qE.
9881 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9882 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9883 Correct format bugs.
9884 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9885 parameter to unsigned HOST_WIDE_INT.
9886 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9888 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9891 * expr.c (write_complex_part): Use adjust_address for MEM.
9892 (read_complex_part): Same.
9894 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9896 Fix PR tree-optimization/22280
9898 * tree-sra.c (generate_element_init): Remove useless loop.
9900 2005-07-02 Richard Henderson <rth@redhat.com>
9902 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9904 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9906 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9909 * fold-const.c (fold_binary): Handle the return value of
9910 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9911 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9913 2005-07-02 Jeff Law <law@redhat.com>
9915 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9916 a eliminate type conversion which feeds an equality comparison
9917 if the original type or either operand in the comparison is a
9920 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9922 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9923 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9925 * config/avr/avr.c: Do not use '`' as left quote.
9926 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9927 Remove "." from end of diagnostics. Make diagnostics start with
9930 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9931 Joseph S. Myers <joseph@codesourcery.com>
9933 * toplev.c (default_tree_printer): Handle setting location with
9935 * c-objc.common.c (c_tree_printer): Likewise.
9936 * c-format.c (gcc_diag_flag_specs): Add '+'.
9937 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9938 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9940 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9941 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9942 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9943 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9944 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9945 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9946 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9947 format arguments where %J is used without %D.
9949 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9951 * gcc.c (LINK_SSP_SPEC): Define.
9952 (link_ssp_spec): New variable.
9953 (LINK_COMMAND_SPEC): Add %(link_ssp).
9954 (static_specs): Add link_ssp_spec.
9955 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9956 * configure: Rebuilt.
9957 * config.in: Rebuilt.
9959 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9960 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9961 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9962 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9963 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9964 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9965 -0x7008(2) instead of reading __stack_chk_guard variable.
9966 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9968 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9969 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9970 if TARGET_THREAD_SSP_OFFSET is defined.
9971 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9972 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9975 2005-06-27 Richard Henderson <rth@redhat.com>
9976 * libgcc-std.ver (GCC_4.1.0): New.
9977 * libgcc.h (__stack_chk_guard): Declare.
9978 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9979 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9980 * mklibgcc.in (lib2funcs): Add them.
9982 2005-07-01 Richard Henderson <rth@redhat.com>
9984 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9985 void * before struct sigcontext *.
9986 (x86_fallback_frame_state): Likewise.
9988 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9990 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9992 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9995 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9996 we check for SSA_NAME for.
9998 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10000 Fix PR tree-optimization/22071
10002 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10004 (get_constraint_for_component_ref): Use it.
10006 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10009 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10010 print out the last new line.
10012 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10014 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10015 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10016 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10017 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10018 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10019 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10020 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10021 (enum reg_class): New member CC0_REGS.
10022 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10023 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10024 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10025 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10026 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10027 Adjust for register now described.
10029 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10032 * config/i386/i386.md (stack_protect_test_si,
10033 stack_protect_test_di): Add earlyclobber for scratch 3.
10034 * config/rs6000/rs6000.md (stack_protect_testsi,
10035 stack_protect_testdi): Add earlyclobber for scratch 3,
10036 remove earlyclobber from scratch 4.
10038 Older entries for 2005 can be found in ChangeLog-2005.