1 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
3 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
4 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
7 2005-11-29 Ben Elliston <bje@au.ibm.com>
9 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
12 2005-11-29 Ben Elliston <bje@au.ibm.com>
14 * Makefile.in (clean-target): Depend on clean-target-libgcc.
15 (clean-target-libgcc): Import rule from the top-level Makefile.in.
17 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21 * builtins.c (init_target_chars): New.
22 (expand_builtin_printf, expand_builtin_fprintf,
23 expand_builtin_sprintf, fold_builtin_sprintf,
24 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
25 fold_builtin_snprintf_chk, fold_builtin_printf,
26 fold_builtin_fprintf): Check for matching format strings using
29 2005-11-29 Paul Brook <paul@codesourcery.com>
31 * config.gcc: Do not use fixproto on m68k-elf.
33 2005-11-28 Roger Sayle <roger@eyesopen.com>
35 * expmed.c (div_cost): Replace with...
36 (sdiv_cost, udiv_cost): New.
37 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
38 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
39 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
40 (expand_divmod): Replace use of div_cost with either sdiv_cost
41 or udiv_cost depending upon the signedness of the operation.
43 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
46 * config/darwin.c (machopic_indirection_name,
47 machopic_output_indirection): Follow transparent alias chain.
49 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
51 * varasm.c (ultimate_transparent_alias_target): Add comment.
53 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
55 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
56 SET_SRC instead of XEXP where appropriate.
58 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
60 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
63 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
65 * config/fp-bit.h (LSHIFT): Take shift count parameter.
66 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
69 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
71 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
72 secondary_input_reload_class, made static. Adapt to new
74 (secondary_output_reload_class): Delete.
75 (TARGET_SECONDARY_RELOAD): New macro.
76 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
77 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
79 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
82 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
83 when its natural alignment is > BITS_PER_UNIT.
84 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
85 * c-common.c (handle_packed_attribute): Ignore packing on a field
86 whose type is naturally char aligned.
88 2005-11-28 Richard Guenther <rguenther@suse.de>
90 * c-common.c (strict_aliasing_warning): Handle all
91 component-ref like accesses.
93 2005-11-28 Roger Sayle <roger@eyesopen.com>
94 Uros Bizjak <uros@kss-loka.si>
97 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
98 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
99 when flag_unsafe_math_optimizations is set and
100 we don't care about NaNs or Infinities.
102 Move x/expN(y) and x/pow(y,z) transformation into common
103 flag_unsafe_math_optimizations section.
105 2005-11-27 Mark Mitchell <mark@codesourcery.com>
107 * gcc.c (main): Change type of argv to "char **".
109 2005-11-28 Alan Modra <amodra@bigpond.net.au>
111 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
113 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
114 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
115 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
116 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
117 output locals to sbss if !rs6000_elf_in_small_data_p.
118 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
120 2005-11-28 Alan Modra <amodra@bigpond.net.au>
123 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
125 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
126 indexed_or_indirect_address.
127 (indexed_or_indirect_address): Don't test for base reg. Call
128 address_operand last. Make it a special predicate.
130 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
132 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
134 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
137 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
139 (negate_expr): Likewise.
141 2005-11-27 Andreas Schwab <schwab@suse.de>
143 * config/m68k/m68k.c: Reindent and fix whitespace, remove
146 2005-11-27 Steven Bosscher <stevenb@suse.de>
148 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
149 has EH predecessor edges.
151 2005-11-26 Eric Christopher <echristo@apple.com>
153 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
154 register stalls by zero extending to the full register.
156 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
158 * config/floatunsisf.c, config/floatunsidf.c,
159 config/floatunsixf.c, config/floatunsitf.c: New files.
160 * config/ia64/t-hpux: Add floatunsitf.c.
161 * config/ia64/ia64.c (ia64_init_libfuncs): Use
162 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
164 2005-11-26 Richard Henderson <rth@redhat.com>
166 * c-lex.c (pragma_lex): Rename from c_lex.
167 * c-pch.c: Update for pragma_lex rename.
168 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
169 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
170 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
171 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
172 * doc/tm.texi: Likewise.
174 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
177 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
178 when overflow is undefined.
180 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
182 * doc/md.texi (Insn Canonicalizations): Refer to the
183 function commutative_operand_precedence for further rules.
185 2005-11-25 Roger Sayle <roger@eyesopen.com>
188 * expmed.c (choose_mult_variant): Return immediately when mult_cost
189 is less than zero. Limit mult_cost to a reasonable upper bound for
190 the synthetic multiplication sequence.
192 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
195 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
196 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
197 Lookup the explicit replacement functions for any unlocked
198 stdio builtin transformations.
200 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
202 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
204 * targhooks.c (default_secondary_reload): Don't require operand 2
205 for an input reload to be earlyclobber.
207 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
209 * fold-const.c (negate_mathfn_p): Fix comment and add support
210 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
213 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
216 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
217 _Q_ulltoq for unsigned conversions from SImode and DImode to
220 2005-11-25 Alan Modra <amodra@bigpond.net.au>
222 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
223 (__floatundidf, __floatundisf): Likewise.
225 2005-11-25 David Edelsohn <edelsohn@gnu.org>
227 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
228 (rs6000_override_options): Remove initialization of
230 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
231 (rs6000_emit_stack_tie): Same.
232 (emit_frame_save): Same.
233 (gen_frame_mem_offset): Same.
234 (rs6000_emit_prologue): Same.
235 (rs6000_emit_epilogue): Same.
237 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
240 * fold-const.c (fold_build): Convert bool_var != 1 and
241 bool_var == 0 to !bool_var.
243 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
246 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
247 for C being INTEGER_CST. Likewise for !=.
249 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
252 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
253 unsigned conversions from SImode to TFmode.
255 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
257 * expr.c (expand_expr_real_1): Fix error in last change.
259 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
261 * caller-save.c: (this_insn_sets): Move into:
262 (save_call_clobbered_regs).
263 (mark_set_regs): Get this_insn_sets from data.
265 (save_call_clobbered_regs): Take sets of the return value by
266 sibcalls into account.
268 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
271 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
272 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
273 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
274 (memory_move_secondary_cost, init_reg_autoinc): Remove
275 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
276 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
277 secondary_reload_class call.
278 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
280 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
281 (push_secondary_reload): Use secondary_reload target hook.
282 (secondary_reload_class, scratch_reload_class): New functions.
283 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
284 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
285 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
286 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
287 (secondary_reload_class, scratch_reload_class): Declare.
288 * reload1.c: Include target.h.
289 (reload_adjust_reg_for_temp): New function.
290 (reload_adjust_reg_for_icode): Likewise.
291 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
292 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
294 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
295 for inheritance. Support case when both secondary & tertiary reloads
296 are for intermediate registers.
297 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
298 with secondary_reload_class call. Support case when both secondary
299 & tertiary reloads are for intermediate registers.
300 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
301 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
302 * target.h (secondary_reload_info): New struct / typedef.
303 (struct gcc_target): New member secondary_reload.
304 * targhooks.c Include reload.h, optabs.h and recog.h.
305 (default_secondary_reload): New function.
306 * targhooks.h (default_secondary_reload): Declare.
307 * doc/tm.texi: Document secondary_reload target hook. Update
308 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
309 * doc/md.texi: Likewise.
311 * sh-protos.h (sh_secondary_reload): Declare.
312 * sh.c (TARGET_SECONDARY_RELOAD): Override.
313 (sh_secondary_reload): New function.
314 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
315 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
316 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
317 (HAVE_SECONDARY_RELOADS): Define.
318 * sh.md (reload_indf): Rename to:
320 (reload_outdf): Rename to:
321 (reload_outdf__RnFRm).
322 (reload_insf): Rename to:
324 (reload_insi): Rename to:
325 (reload_insi__i_fpul).
327 2005-11-24 Uros Bizjak <uros@kss-loka.si>
329 * configure.ac: Require at least texinfo 4.4.
330 * configure: Regenerate.
332 * doc/install.texi (Tools/packages necessary for building GCC):
333 Update required version of texinfo to at least 4.4.
334 (Installing GCC: Building): Update required version of texinfo
336 (Installing GCC: Final installation): Update required version
337 of texi2dvi to at least 4.4.
338 (Host/target specific installation notes for GCC): Update required
339 version of texinfo to at least 4.4.
341 2005-11-24 Richard Guenther <rguenther@suse.de>
342 Dirk Mueller <dmueller@suse.de>
345 * c-common.h (strict_aliasing_warning): Declare.
346 * c-common.c (strict_aliasing_warning): New function,
348 * c-typeck.c (build_c_cast): ... here.
350 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
352 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
354 (swap_commutative_operands_with_target): New.
356 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
358 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
359 also when doing PRE, rather than only for global CPROP.
361 2005-11-24 Ben Elliston <bje@au.ibm.com>
363 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
364 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
366 (expand_twoval_unop): Likewise.
367 (widen_clz): Likewise.
368 (expand_parity): Likewise.
369 (expand_unop): Likewise.
370 (emit_cmp_and_jmp_insn_1): Likewise.
371 (prepare_float_lib_cmp): Likewise.
373 2005-11-24 Ben Elliston <bje@au.ibm.com>
375 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
376 Remove unused `class' variable.
378 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
381 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
382 C/C++ diagnostic function warn_array_subscript_with_type_char.
383 * c-common.h (warn_array_subscript_with_type_char): Declare.
384 * c-common.c (warn_array_subscript_with_type_char): Define.
386 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
389 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
390 compiling at the intersection of C and C++.
392 2005-11-23 Mark Mitchell <mark@codesourcery.com>
394 * doc/invoke.texi: For man pages, include gcc-vers.texi.
395 List @file in the option summary. Include the libiberty
396 documentation for @file.
397 * gcc.c (main): Call expandargv.
398 * Makefile.in (gcc-vers.texi): Define srcdir.
400 2005-11-23 Diego Novillo <dnovillo@redhat.com>
402 * passes.c (init_optimization_passes): Document
403 sequencing of passes.
405 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
407 * config/m68k/predicates.md (pcrel_address, extend_operator,
408 post_inc_operand, pre_dec_operand): Remove redundant
410 (const_uint32_operand, const_sint32_operand): Use gcc_assert
412 (valid_dbcc_comparison_p): Rewrite in the lisp style.
414 2005-11-23 Ben Elliston <bje@au.ibm.com>
416 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
418 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
420 Preparatory work for PR target/21623:
421 * alpha.c (secondary_reload_class): Rename to:
422 (alpha_secondary_reload_class).
423 * alpha.h, alpha-protos.h: Likewise.
424 * mn10300.c (secondary_reload_class): Rename to:
425 (mn10300_secondary_reload_class).
426 * mn10300.h, mn10300-protos.h: Likewise.
427 * pa.c (secondary_reload_class): Rename to:
428 (pa_secondary_reload_class).
429 * pa.h, pa-protos.h: Likewise.
430 * rs6000.c (secondary_reload_class): Rename to:
431 rs6000_secondary_reload_class.
432 * rs6000.h, rs6000-protos.h: Likewise.
434 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
437 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
439 2005-11-22 Ian Lance Taylor <ian@airs.com>
441 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
443 (prepare_cmp_insn): Likewise.
445 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
448 * m68k.md (zero_extendsidi2): Force operands[1] to a register
449 if both operands[0] and operands[1] are memory.
451 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
454 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
455 COMPARISON_CLASS_P and an integral types create create a new
456 expression with the new type and fold that.
458 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
461 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
462 to SUBTARGET_OS_CPP_BUILTINS.
464 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
466 * arm.c (emit_set_insn): New function.
467 (arm_split_constant): Call it.
468 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
469 (arm_legitimize_address): Likewise. Use plus_constant.
470 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
471 (thumb_expand_prologue): Likewise.
472 (arm_gen_load_multiple): Use VOIDmode in SET.
473 (arm_gen_store_multiple): Likewise.
474 (vfp_emit_fstmx): Likewise. Use plus_constant.
475 (emit_multi_reg_push): Likewise.
476 (emit_sfm): Use plus_constant.
478 2005-11-23 Alan Modra <amodra@bigpond.net.au>
481 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
484 2005-11-22 Alan Modra <amodra@bigpond.net.au>
487 * expmed.c (store_bit_field): Don't attempt to insv a field
490 2005-11-22 Alan Modra <amodra@bigpond.net.au>
493 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
494 explicit sign extension, not a (char) cast.
496 2005-11-22 Ben Elliston <bje@au.ibm.com>
498 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
499 GET_MODE_CLASS (x) == MODE_FLOAT.
500 * config/i386/i386.c: Likewise.
501 * config/rs6000/xcoff.h: Likewise.
502 * config/rs6000/linux64.h: Likewise.
503 * config/rs6000/rs6000.c: Likewise.
504 * config/rs6000/rs6000.h: Likewise.
505 * config/rs6000/predicates.md: Likewise.
506 * config/rs6000/sysv4.h: Likewise.
508 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
510 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
513 * config/alpha/freebsd.h, config/alpha/linux.h,
514 config/arm/linux-elf.h, config/bfin/bfin.h,
515 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
516 config/i386/beos-elf.h, config/i386/gnu.h,
517 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
518 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
519 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
520 config/rs6000/linux64.h, config/rs6000/sysv4.h,
521 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
522 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
523 config/sparc/linux.h, config/sparc/linux64.h,
524 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
526 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
527 are both defined when either flag -fpic or -fPIC are used.
529 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
531 * config/fp-bit.c (clzusi): New function.
532 (si_to_float, usi_to_float): Use it to compute proper shift.
533 (usi_to_float): Preserve guard bits when shifting right.
534 * libgcc-std.ver (GCC_4.2.0): New version.
535 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
536 __floatundisf): New functions.
537 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
538 __floatundisf): Declare.
539 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
540 _floatundixf, and _floatunditf.
541 * optabs.c (expand_float): If target does not define a pattern for
542 signed or unsigned conversion, use an unsigned libcall instead of
544 (init_optabs): Initialize ufloat_optab.
546 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
548 * config/rs6000/rs6000.opt (mmulhw): New option.
549 * doc/invoke.texi (-mmulhw): Document.
550 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
552 * config/rs6000/rs6000.md: Add half-word multiply and
553 multiply-accumulate instructions for 405 and 440.
555 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
557 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
558 which matches behavior of gcc 4.0 and older for RTEMS targets. The
559 default now includes a linker group which makes the RTEMS one nest.
561 2005-11-22 Ben Elliston <bje@au.ibm.com>
563 * cse.c (fold_rtx): Typo fix.
564 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
566 2005-11-21 Richard Henderson <rth@redhat.com>
568 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
569 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
571 * c-tree.h (lookup_name): Move declaration ...
572 * c-common.h (lookup_name): ... here.
573 * config/darwin-c.c: Include c-common.h.
574 * config/t-darwin: Update dependencies.
576 2005-11-22 Ben Elliston <bje@au.ibm.com>
578 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
579 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
580 * genopinit.c (gen_insn): Likewise.
581 * reload.c (find_equiv_reg): Likewise.
582 * loop.c (load_mems): Likewise.
583 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
584 * cse.c (find_comparison_args, fold_rtx): Likewise.
585 * dwarf2out.c (add_const_value_attribute): Likewise.
586 * expr.c (convert_move): Likewise.
587 * recog.c (general_operand, register_operand): Likewise.
588 * reg-stack.c (replace_reg): Likewise.
589 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
590 * c-common.c (handle_vector_size_attribute): Likewise.
591 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
592 (simplify_binary_operation_1): Likewise.
593 (simplify_const_binary_operation): Likewise.
594 (simplify_relational_operation): Likewise.
595 (simplify_const_relational_operation): Likewise.
596 (simplify_immed_subreg): Likewise.
597 * emit-rtl.c (gen_lowpart_common): Likewise.
598 * expmed.c (expand_mult): Likewise.
599 * stor-layout.c (layout_type): Likewise.
601 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
604 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
605 cst2 only for SPE vectors.
607 2005-11-21 David Edelsohn <edelsohn@gnu.org>
610 * config/rs6000/predicates.md (vrsave_operation): Check
611 UNSPEC_VOLATILE value.
613 2005-11-21 Jan Hubicka <jh@suse.cz>
615 PR tree-optimization/24653
616 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
618 2005-11-21 Uros Bizjak <uros@kss-loka.si>
620 * config/i386/predicates.md (ax_reg_operand): New predicate.
621 (memory_displacement_only_operand): New predicate.
622 * config/i386/i386.md ("modrm" attribute): Return 0 if one
623 operand is AX register and the other operand is memory operand
624 with displacement only.
626 2005-11-21 Uros Bizjak <uros@kss-loka.si>
628 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
629 if we don't care about NaNs or Infinities.
631 2005-11-20 Ian Lance Taylor <ian@airs.com>
633 PR rtl-optimization/24883
634 * combine.c (combinable_i3pat): When checking whether the
635 destination of i3 is used in i3, consider paradoxical subregs.
637 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
640 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
642 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
644 * combine.c (try_combine): Do not run subst on i1src and i2src in
645 the case of generating a PARALLEL for a comparison.
647 2005-11-20 Richard Henderson <rth@redhat.com>
650 * tree-sra.c (struct sra_elt): Add all_no_warning.
651 (struct sra_walk_fns) <use>: Add use_all argument.
652 (sra_walk_expr): Pass it.
653 (sra_walk_modify_expr): Likewise.
654 (scalarize_ldst): Likewise.
655 (scan_use): Update for new argument.
656 (mark_no_warning): New.
657 (scalarize_use): Use it.
659 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
661 * expr.c (expand_expr_real): Use usmul_optab for widening
662 signed * unsigned multiplies.
663 * genopinit.c (optabs): Add usmul_widen_optab.
664 * optabs.c (init_optabs): Likewise.
665 * optabs.h (enum optab_index): Add OTI_usmul_widen.
666 (usmul_widen_optab): Define.
667 * config/bfin/bfin.md (usmulhisi3): New pattern.
669 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
671 2005-11-20 Graham Stott <btinternet.com>
673 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
675 2005-11-20 Andreas Schwab <schwab@suse.de>
678 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
681 2005-11-19 Richard Henderson <rth@redhat.com>
684 * tree-gimple.c (is_gimple_id): Export.
685 * tree-gimple.h (is_gimple_id): Declare.
686 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
687 (get_default_value): Use it.
688 (maybe_fold_stmt_indirect): Likewise.
690 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
692 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
693 than VR1 or vice-versa.
695 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
699 * reload.c (find_reloads_address_1): Mention dependency on
701 * reload1.c (gen_reload): For IN with an unary operation, try
702 moving inner expression to OUT if trivial SET is not valid.
703 Confirm that the result is valid. Move common code block into...
704 (emit_insn_if_valid_for_reload): New function.
706 2005-11-19 Richard Guenther <rguenther@suse.de>
708 * fold-const.c (fold_indirect_ref_1): Make sure we fold
709 ARRAY_REFs of constant strings.
711 2005-11-19 Jakub Jelinek <jakub@redhat.com>
713 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
716 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
718 * combine.c (make_compound_operation): Swap operands of
719 commutative operation if necessary before returning.
721 2005-11-19 Richard Guenther <rguenther@suse.de>
724 * fold-const.c (fold_plusminus_mult_expr): New function.
725 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
726 cases, remove now unnecessary code.
728 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
730 * gensupport.c (old_preds): Rename to std_preds, add special field.
731 (struct old_pred_table): Rename to struct std_pred_table, add special
733 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
734 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
735 (init_predicate_table): Adjust, and set along the way whether a
736 predicate is special.
738 2005-11-18 Mark Mitchell <mark@codesourcery.com>
740 * BASE-VER: Change to 4.2.0.
742 2005-11-18 James E Wilson <wilson@specifix.com>
744 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
747 2005-11-18 Mike Stump <mrs@apple.com>
749 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
750 * config/darwin-c.c (darwin_pragma_unused): Likewise.
751 * c-decl.c (lookup_name_two) Remove.
752 * c-tree.h (lookup_name_two): Remove.
753 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
754 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
755 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
756 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
758 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
761 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
762 when not generating code to use that co-processor.
764 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
766 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
767 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
768 these functions are now in tree-phinodes.c.
770 2005-11-18 Jie Zhang <jie.zhang@analog.com>
772 * config/bfin/bfin.md (trap): New pattern.
774 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
776 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
779 * expr.c (expand_expr_real): Don't call record_block_change unless
780 ib_boundaries_block is non-null
782 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
784 * fold-const.c (build_range_check): Use proper type for subtraction
785 when merging lower bound.
787 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
789 PR rtl-optimization/24497
790 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
793 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
795 * tree-scalar-evolution.c (expression_expensive_p): New function.
796 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
798 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
800 * config/bfin/crtlibid.s: New file.
802 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
805 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
806 when not using sjlj exceptions.
807 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
808 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
809 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
810 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
811 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
812 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
813 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
814 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
815 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
816 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
817 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
818 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
819 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
821 * config/pa/hpux-unwind.h: New file.
823 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
825 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
826 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
827 * varasm.c (do_assemble_alias): Adjust call.
828 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
830 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
832 2005-11-17 James E Wilson <wilson@specifix.com>
834 * tree.def (FUNCTION_DECL): Correct typo in comment.
836 2005-11-17 Richard Henderson <rth@redhat.com>
838 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
839 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
840 and DW_CFA_def_cfa_sf.
841 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
842 (dbx_reg_number): Don't assert particular registers here.
843 (based_loc_descr): ... do it here instead. Fold in ...
844 (eliminate_reg_to_offset): ... this function.
845 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
846 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
847 * unwind-dw2.c (execute_cfa_program): Apply data align factor
848 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
849 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
850 (instantiate_virtual_regs): Likewise.
851 * var-tracking.c (adjust_stack_reference): Likewise.
852 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
854 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
856 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
857 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
858 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
860 ($(T)crtlibid.o): New rule.
862 2005-11-16 Richard Guenther <rguenther@suse.de>
865 * fold-const.c (extract_array_ref): Return byte offset
867 (fold_binary): Fold &x[a] CMP &x[b] to
868 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
871 2005-11-16 Richard Henderson <rth@redhat.com>
874 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
875 parts of an SSA_NAME.
877 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
880 * arm.md (split for movsf with immediate): Restrict split to insns
881 that set a general register.
883 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
885 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
887 * unwind-dw2.c (uw_advance_context): Likewise.
888 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
889 _Unwind_SjLj_Unregister.
890 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
892 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
894 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
896 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
898 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
899 langhook to get a DImode integer type.
901 2005-11-16 Richard Henderson <rth@redhat.com>
902 J"orn Rennecke <joern.rennecke@st.com>
903 Ulrich Weigand <uweigand@de.ibm.com>
907 * reload1.c (reg_equiv_invariant): New.
908 (reload): Allocate, initialize, and free it.
909 (calculate_needs_all_insns): Check it when skipping equivalence
911 (alter_reg): Likewise.
912 (eliminate_regs_1): Rename from eliminate_regs. Add new
913 may_use_invariant argument; only use reg_equiv_invariant when true.
914 (eliminate_regs): New.
915 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
916 a context for which may_use_invariant may be true.
918 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
920 * fold-const.c (const_binop): Don't constant fold the operation
921 if the result has overflowed and flag_trapping_math.
922 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
924 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
926 * config/arm/unwind-arm.c (abort): Add prototype here.
927 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
928 (struct phase1_vrs): Add prev_sp.
929 (unwind_phase2_forced): Save the original core registers instead of
930 modifying entry_vrs. Take a new flag argument for resuming unwinding
931 and set action flags accordingly. Always set _US_END_OF_STACK when
932 get_eit_entry fails. Unwind before calling the stop function.
933 (_Unwind_GetCFA): New function.
934 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
935 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
936 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
937 just call unwind_phase2_forced.
938 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
939 * config/arm/unwind-arm.h (abort): Remove prototype.
940 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
942 (_Unwind_GetCFA): New prototype.
943 * config/arm/pr-support.c (abort): Add prototype here.
944 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
946 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
947 not schedule the prologue with non-call exceptions and EABI.
949 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
951 * config/arm/unwind-arm.h: Reorder interface function declarations.
952 (_URC_END_OF_STACK): New enumeration value.
953 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
954 (struct _Unwind_Control_Block): Document reserved field use.
955 (_Unwind_Stop_Fn): New typedef.
956 (_Unwind_ForcedUnwind): Declare.
957 (_Unwind_Resume_or_Rethrow): Declare.
958 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
960 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
961 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
962 (UCB_FORCED_STOP_ARG): New.
963 (search_EIT_table): Update boundary condition checks.
964 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
965 (unwind_phase2): Replace for with do..while.
966 (unwind_phase2_forced): New.
967 (__gnu_Unwind_RaiseException): Replace for with do..while.
968 (__gnu_Unwind_ForcedUnwind): New.
969 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
970 Use appropriate phase2 unwinder.
971 (__gnu_Unwind_Resume_or_Rethrow): New.
972 (__gnu_unwind_pr_common): Cope with forced unwinding.
974 2005-11-16 David Edelsohn <edelsohn@gnu.org>
977 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
979 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
980 roundsf2): Remove "s" from mnemonic.
982 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
984 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
986 * config/bfin/crtn.s: Change epilogues to match.
987 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
988 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
991 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
994 * doc/invoke.texi: Distinguish between free and fixed form instead of
995 Fortran and Fortran 90/95. Remove ratfor from the list of supported
997 * gcc.c (default_compilers): Remove double entries, add entries for
998 suffixes '.F90' and '.F95'.
1000 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1002 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1003 in the stack probing loop.
1005 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1007 * configure.ac: Use .machine power5 not power5x.
1008 * configure: Regenerate.
1010 2005-11-15 Mike Stump <mrs@apple.com>
1012 * c-decl.c (lookup_name_two): Add.
1013 * c-tree.h (lookup_name_two): Likewise.
1014 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1015 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1017 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1019 PR rtl-optimization/23392
1020 * regrename.c (enum scan_actions) Add mark_access.
1021 (scan_actions_name): Ditto.
1022 (scan_rtx_reg): Handle mark_access.
1023 (scan_rtx_address): Do nothing for mark_access.
1024 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1025 and regs in REG_INC notes before closing chains for dead regs.
1026 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1027 opening chains for new writes.
1029 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1031 * c.opt (ffixed-line-length-none): New.
1033 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1035 * mklibgcc.in: Change contents of eh_dummy.c.
1037 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1039 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1041 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1043 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1045 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1047 2005-11-15 Jan Hubicka <jh@suse.cz>
1049 * invoke.texi (large-unit-insns): Document.
1050 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1051 * params.def (large-unit-insns): New param.
1053 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1056 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1057 special register for operand 3. Reindent constraints to align
1060 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1062 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1063 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1064 * configure.ac: Add test for FP rounding instructions.
1065 * configure: Regenerate.
1066 * config.in: Regenerate.
1067 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1068 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1070 * config/rs6000/rs6000.opt (mfprnd): New.
1071 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1072 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1073 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1074 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1075 (TARGET_FPRND): New.
1076 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1078 (btrunc<mode>2): New.
1080 (floor<mode>2): New.
1081 (round<mode>2): New.
1083 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1085 * gcc.c (version_compare_spec_function): Use fatal() rather than
1088 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1089 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1090 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1092 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1095 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1096 on -mmacosx-version-min setting.
1098 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1101 * tree-vrp.c (infer_value_range): Return false if STMT is a
1102 block terminator and its basic block has no successors.
1104 2005-11-14 Mike Stump <mrs@apple.com>
1106 * config/i386/i386.c (override_options): -masm=intel isn't
1107 supported on darwin.
1108 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1110 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1112 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1113 vfork after including auto-host.h.
1115 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1117 PR rtl-optimization/22002
1118 * combine.c (distribute_notes): Detect cases where a reg dies
1119 two or more times in a bb, including on the insn we are combining,
1120 and place the death note on the correct range.
1122 2005-11-14 Dale Johannesen <dalej@apple.com>
1124 * expmed.c (store_bit_field): Add offset unconditionally for
1126 (extract_bit_field): Don't force extzv or extv operand into
1127 a register if field is too big.
1129 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1131 * config/arm/arm.c (pic_labelno): New.
1132 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1133 LABEL_REF. Pass only the labelno to PIC insns.
1134 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1135 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1136 * arm.md (UNSPEC_PIC_LABEL): New constant.
1137 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1138 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1139 Use the correct label prefix.
1141 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1143 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1146 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1148 * loop-invariant.c: Include tm_p.h.
1149 * Makefile.in: Updated.
1151 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1153 * pa.c (store_reg): Revise generation of frame notes in large frames.
1154 (set_reg_plus_d): Likewise.
1156 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1158 PR tree-optimization/24709
1159 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1162 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1164 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1165 and duplicate declaration of pthread_self.
1167 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1168 Ian Lance Taylor <ian@airs.com>
1171 * calls.c (expand_call): If TARGET is a MEM and some part of the
1172 argument area has been saved, force TARGET to a register.
1174 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1176 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1179 2005-11-13 Jason Merrill <jason@redhat.com>
1182 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1183 lazily declared methods.
1184 (force_decl_die): Stop if forcing out the context already make a
1186 (force_type_die): Likewise.
1188 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1191 * builtins.c (integer_valued_real_p): Add break in
1192 REAL_CST having TREE_OVERFLOW set.
1194 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1196 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1197 addressing modes during calculation of costs.
1199 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1201 * function.c (assign_stack_local_1): Restrict sanity check
1202 on frame size overflow to 32-bit and above platforms.
1204 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1206 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1207 * config/cris/cris.c: Include reload.h.
1208 (cris_initial_elimination_offset): New function.
1209 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1212 2005-11-12 Richard Guenther <rguenther@suse.de>
1214 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1216 2005-11-12 Jan Hubicka <jh@suse.cz>
1218 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1219 to compare against 0 when possible.
1221 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1223 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1224 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1225 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1226 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1229 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1231 * recog.c (constrain_operands) <case 'g'>: For a match, require
1232 that a non-register matches general_operand when strict >= 0.
1234 2005-11-11 Steven Bosscher <stevenb@suse.de>
1236 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1239 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1241 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1242 (memory_address_same): New.
1243 (dse_optimize_stmt): Call memory_address_same.
1245 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1248 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1249 ZERO_EXTEND>: New cases.
1251 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1253 * longlong.h (__clz_tab): Always provide.
1255 2005-11-11 Steven Bosscher <stevenb@suse.de>
1258 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1260 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1261 before check_maybe_invariant.
1262 (move_invariant_reg): Use gen_move_insn instead of replacing
1263 SET_DEST with the temporary for the invariant.
1264 (move_loop_invariants): If checking is enabled, do internal
1265 consistency checks after completing the pass.
1267 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1270 * common.opt (Wvolatile-register-var): New.
1271 * varasm.c (make_decl_rtl): Only emit warning when option
1272 specified. Clarify warning message.
1273 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1275 * doc/md.texi (copysign): Document standard named pattern.
1277 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1279 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1280 bytes when align is 2.
1281 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1282 by the first instruction of the loop.
1284 2005-11-11 Jason Merrill <jason@redhat.com>
1287 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1290 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1292 PR rtl-optimization/22509
1293 * local-alloc.c (memref_used_between_p): Check whether a function call
1294 could not reference the memref.
1296 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1298 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1299 algorithm so as to choose the best, not the worst, alternative.
1300 Reset accumulated register class before processing next alternative.
1302 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1305 * calls.c (expand_call): Copy a return value to a plain register
1308 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1311 * varasm.c (assemble_name): Recompute name only for transparent
1314 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1316 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1318 2005-11-04 Jeff Law <law@redhat.com>
1321 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1322 perform reassociation if the parent statement will not die as
1323 a result of the optimization.
1325 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1327 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1328 delete_old_heap_vars.
1329 * tree-dfa.c (referenced_var_remove): Remove function.
1330 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1331 (delete_tree_ssa): Remove call to delete_old_heapvars.
1332 Add call to delete_alias_heapvars.
1333 * tree-flow.h (referenced_var_remove): Remove prototype
1334 (init_alias_heapvars): New prototype.
1335 (delete_alias_heapvars): Ditto.
1336 * Makefile.in (tree-ssa-structalias.o): Add
1337 gt-tree-ssa-structalias.o
1338 (GTFILES): Add tree-ssa-structalias.h and
1339 tree-ssa-structalias.c.
1340 (s-gtype): Add gt-tree-ssa-structalias.h.
1341 * tree-ssa-structalias.c (heapvars): Remove.
1342 (oldheapvars): Remove.
1343 (heapvar_for_stmt): New variable.
1344 (heapvar_lookup): New function.
1345 (heapvar_insert): Ditto.
1346 (get_constraint_for): See if we have an old heapvar
1348 (init_alias_heapvars): New function.
1349 (delete_alias_heapvars): Ditto.
1350 Add include of gt-tree-ssa-structalias.h.
1352 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1355 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1357 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1359 * tree.c (int_fits_type_p): Only look at the base type
1360 if it has the same precision as the original type.
1362 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1365 * varasm.c (assemble_alias): Use %q+D in the error
1366 message instead of %J and %qD.
1368 2005-11-10 Richard Guenther <rguenther@suse.de>
1370 * gcse.c (free_ldst_entry): Only free hashtable if
1373 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1375 * function.c (assign_stack_local_1): Issue an error message if
1376 the frame size overflows in the signed target arithmetics.
1378 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1380 * tree.c (build_qualified_type): Chain the new type to the original
1381 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1382 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1383 (build_pointer_type_for_mode): Only return unqualified types.
1384 (build_reference_type_for_mode): Likewise.
1386 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1388 * Makefile.in (gnucompare): Do comparison of all files using one of
1389 the chosen methods and only afterwards decide if just warning should
1390 be issued or comparison failure raised.
1392 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1394 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1395 (noce_try_abs): Negate if the comparison is reversed.
1396 Look only one instruction backwards for a REG_EQUAL note.
1398 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1401 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1402 gthr-tpf.h: Define __gthrw. For all identifiers that might
1403 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1404 and prefix all uses with __ghtrw.
1406 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1409 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1410 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1411 * c-common.c (handle_weakref_attribute): New.
1412 (c_common_attribute_table): Add weakref.
1413 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1415 * configure, config.in: Rebuilt.
1416 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1417 * doc/extend.texi: Document weakref attribute.
1418 * varasm.c (ultimate_transparent_alias_target): New
1419 (assemble_name): Use it.
1420 (weak_finish_1): Split out of...
1421 (weak_finish): ... and deal with weakrefs in...
1422 (weakref_targets): ... new list.
1423 (globalize_decl): Clean up weakref_targets.
1424 (do_assemble_alias): Handle weakrefs.
1425 (finish_aliases_1): Do not reject weakrefs to external symbols.
1426 (assemble_alias): Handle weakrefs.
1428 2005-11-09 Richard Guenther <rguenther@suse.de>
1430 PR tree-optimization/24716
1431 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1432 t_bool to track results from follow_ssa_edge.
1434 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1436 * final.c (force_source_line): New global variable.
1437 (final_scan_insn): Set it to true instead of clearing last_filename.
1438 (notice_source_line): Return true if force_source_line is true,
1439 unless source info is absent.
1441 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1444 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1445 a linkage name for a variable if it a register variable.
1446 * c-decl.c (grokdeclarator): Global register variables
1447 should be set as PUBLIC.
1449 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1452 * config/s390/s390.c (struct s390_frame_layout): New fields
1453 first_save_gpr_slot and last_save_gpr_slot.
1454 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1455 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1456 first_save_gpr and last_save_gpr with the _slot variants.
1457 (s390_register_info): Calculate first_save_gpr_slot and
1458 last_save_gpr_slot using regs_ever_live.
1460 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1463 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1464 for a function containing a landing pad.
1466 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1469 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1472 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1474 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1475 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1477 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1480 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1482 (call,load,store): New insn types.
1483 (mem_access, branch_access): Adjust reservation conditions.
1484 (define_delay): Adjust condition.
1485 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1487 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1488 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1490 (call_internal, call_value_internal, return_internal,
1491 return_interrupt_internal, eh_return_internal, indirect_jump,
1492 tablejump): Set call insn type.
1493 (blockage, ei, di): Use appropriate unspec const.
1494 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1495 (ms1_get_attr_type): Adjust to give load & store types.
1496 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1497 backwards past a barrier.
1498 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1500 (struct branch_info, struct label_info): New.
1502 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1503 (ms1_machine_reorg): New.
1504 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1505 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1506 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1507 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1510 2005-11-09 Per Bothner <per@bothner.com>
1511 Uros Bizjak <uros@kss-loka.si>
1514 * toplev.c (process_options): Initialize debug_hooks early
1515 in case lang_hooks.post_options ends up calling a debug_hook.
1517 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1519 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1520 DBX_REGISTER_NUMBER being contiguous.
1522 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1523 Diego Novillo <dnovillo@redhat.com>
1526 * tree-vrp.c (register_edge_assert_for): Do not register
1527 always-false predicates.
1529 2005-11-08 Devang Patel <dpatel@apple.com>
1531 PR tree-optimization/23115
1532 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1535 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1537 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1540 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1542 Fix PR tree-optimization/23382
1544 * tree-ssa-alias.c (compute_may_aliases): Call
1545 delete_old_heap_vars.
1546 * tree-dfa.c (referenced_var_remove): New function.
1547 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1548 * tree-flow.h (referenced_var_remove): Add prototype.
1549 (delete_old_heap_vars): Ditto.
1550 * tree-ssa-structalias.c (heapvars): New variable.
1551 (oldheapvars): Ditto.
1552 (get_constraint_for): Put heap vars on heapvars list.
1553 (delete_old_heap_vars): New function.
1555 2005-11-08 Jason Merrill <jason@redhat.com>
1557 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1559 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1562 * reg-stack.c (reg_to_stack): Update register liveness also
1563 for flag_sched2_use_traces.
1565 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1568 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1569 override prior explicit -mno-powerpc-gfxopt.
1571 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1573 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1574 if the bitsize is zero.
1575 * doc/md.texi (Standard Pattern Names): Document it.
1577 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1578 (TARGET_PASS_BY_REFERENCE): Likewise.
1580 2005-11-07 Ian Lance Taylor <ian@airs.com>
1582 PR rtl-optimization/24683
1583 * config/i386/i386.c (legitimize_pic_address): If constant operand
1584 to PLUS is too large, put it in a register.
1586 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1588 * configure.ac: Enable checking assembler dwarf2 support for bfin
1590 * configure: Regenerate.
1592 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1596 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1597 gen_easy_vector_constant_add_self): Delete.
1598 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1600 (output_vec_const_move): Use gen_easy_altivec_constant.
1601 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1602 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1603 (easy_vector_constant_add_self): Rewritten.
1604 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1605 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1606 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1607 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1608 Macroize and adjust for the other changes.
1610 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1614 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1615 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1617 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1619 PR rtl-optimization/23567
1620 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1621 (noce_process_if_block): Don't do any optimizations except
1622 if (cond) x = x; if !set_b and write into orig_x may trap
1623 or fault. Remove the MEM_READONLY_P check.
1625 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1628 * tree-vrp.c (fix_equivalence_set): New.
1629 (extract_range_from_assert): Call it.
1631 2005-11-05 Ian Lance Taylor <ian@airs.com>
1634 * combine.c (apply_distributive_law): Don't distribute across a
1637 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1639 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1640 config/ms1/ms1.h, config/rs6000/predicates.md,
1641 config/s390/s390.c, params.def, postreload-gcse.c,
1642 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1643 tree-vrp.c, tree.c: Fix comment typos.
1644 * doc/invoke.texi: Fix typos.
1646 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1648 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1649 for testing whether the data_dependence_relation contains distance
1650 vectors. Iterate over all distance vectors of the ddr.
1651 * lambda.h: Define a vec of lambda_vector pointers.
1652 * tree-data-ref.c (dump_data_dependence_relation,
1653 dump_data_dependence_direction): Iterate over all distance and
1654 direction vectors of the ddr.
1655 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1657 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1658 of distance/direction vectors instead of a single one.
1659 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1660 lambda_vectors with a vec of lambda_vectors.
1661 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1662 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1663 DDR_NUM_DIST_VECTS): New.
1664 * tree-loop-linear.c (gather_interchange_stats): Test for the
1665 existence of distance vectors only after having checked that there
1666 is a dependence. Iterate over all distance vectors of the ddr.
1667 (linear_transform_loops): Use dump_data_dependence_relation.
1668 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1669 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1670 distance vectors of the ddr.
1672 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1674 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1675 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1676 IS_INTHANDLER; all callers changed.
1677 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1679 (do_link, do_unlink): New argument ALL; all callers changed.
1680 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1681 If function isn't leaf, save and restore all registers.
1682 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1685 2005-11-05 Jan Hubicka <jh@suse.cz>
1687 PR rtl-optimization/23490
1688 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1689 max-flow-memory-location): Document.
1690 * flow.c: Include params.h
1691 (MAX_MEM_SET_LIST_LEN): Kill.
1692 (add_to_mem_set_list): Use new param.
1693 * cse.c (cse_basic_block): Replace 1000 by new param.
1694 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1695 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1696 * predict.c (predict_loops): Use new param.
1697 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1699 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1700 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1701 Do not hold memory returned by cgraph_node_name across other call.
1703 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1706 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1709 2005-11-04 Jeff Law <law@redhat.com>
1712 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1713 * tree-ssa-dom.c: Include params.h.
1714 (thread_across_edge): If there are too many statements in the
1715 target block, then do not thread through it.
1716 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1717 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1719 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1722 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1723 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1725 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1728 * tree-scalar-evolution.c (instantiate_parameters_1,
1729 instantiate_parameters, resolve_mixers): Compute the size of an
1730 expression to be instantiated and give up the instantiation if the
1731 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1733 2005-11-04 Richard Guenther <rguenther@suse.de>
1735 * tree-flow.h (ref_contains_indirect_ref): Rename to
1736 array_ref_contains_indirect_ref.
1737 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1738 (array_ref_contains_indirect_ref): Make comment match the code
1740 (ref_contains_array_ref): Likewise.
1741 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1742 ref_contains_indirect_ref.
1743 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1744 Rename calls to ref_contains_indirect_ref.
1746 2005-11-04 Paul Brook <paul@codesourcery.com>
1748 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1749 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1750 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1751 * config/arm/arm.md: Use match_operand in peephole input templates
1752 and match_dup in peephole output templates.
1754 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1756 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1759 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1760 Daniel Jacobowitz <dan@codesourcery.com>
1762 * longlong.h (add_ssaaaa): Clobber condition code register
1764 (sub_ddmmss): Likewise.
1765 (umul_ppmm): Likewise.
1767 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1768 Paul Brook <paul@codesourcery.com>
1769 Phil Blundell <pb@reciva.com>
1771 * configure.ac: Add test for ARM TLS support.
1772 * configure: Regenerated.
1773 * config/arm/arm-protos.h (legitimize_tls_address)
1774 (arm_tls_referenced_p, tls_mentioned_p)
1775 (arm_output_addr_const_extra): New prototypes.
1776 (thumb_legitimize_pic_address): Delete.
1777 * config/arm/arm.c: Include "gt-arm.h".
1778 (enum tls_reloc): New.
1779 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1780 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1781 (arm_call_tls_get_addr, legitimize_tls_address)
1782 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1783 (arm_init_tls_builtins, arm_emit_tls_decoration)
1784 (arm_output_addr_const_extra): New functions.
1785 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1786 (TARGET_HAVE_TLS): Define.
1787 (target_thread_pointer): New.
1788 (arm_override_options): Handle -mtp=.
1789 (legitimize_pic_address): Ignore UNSPECs.
1790 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1792 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1793 (tls_get_addr_libfunc): New variable.
1794 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1795 (arm_init_builtins): Call arm_init_tls_builtins.
1796 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1797 (arm_encode_section_info): Call default_encode_section_info.
1798 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1799 (enum arm_tp_type): New.
1800 (target_thread_pointer): Add declaration.
1801 (LEGITIMATE_CONSTANT_P): Handle TLS.
1802 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1803 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1804 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1805 * config/arm/arm.md: Add UNSPEC_TLS.
1806 (movsi): Handle TLS.
1807 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1809 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1810 (load_tp_hard, load_tp_soft): New insns.
1811 * arm.opt: Add -mtp=.
1812 * doc/invoke.texi (ARM Options): Document -mtp.
1814 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1816 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1817 * config/arm/libunwind.S: Include "lib1funcs.asm".
1818 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1819 (LIB2ADDEH): Add libunwind.S.
1820 (LIB2ADDEHDEP): Add lib1funcs.asm.
1821 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1823 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1826 * gcc/c.opt: Add a -lang-fortran option.
1827 * gcc/c-opts.c: Add a lang_fortran flag.
1828 (c_common_init_options): Handling the -lang-fortran option.
1829 (c_common_handle_option): Add a case for Fortran options in
1830 preprocessing. Remove cases for -ffixed-form and
1831 -ffixed-line-length. Add a case for -lang-fortran.
1833 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1835 * config/rs6000/rs6000.c: Include params.h
1836 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1837 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1838 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1839 (UNSPEC_VPKUWSS): Delete.
1840 (altivec_vpkuhss): Delete.
1841 (altivec_vpkuwss): Delete.
1842 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1844 (neg_eq0<mode>): Remove final condition.
1845 (neg_eq<mode>): Remove condition and split-condition.
1847 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1849 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1850 Use associated print macros.
1852 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1855 * diagnostic.c (diagnostic_set_info_translated): New function.
1856 (diagnostic_set_info): Use it. Add comment.
1857 * diagnostic.h (diagnostic_set_info_translated): Declare.
1859 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1861 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1862 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1863 reference only if 'public' is true.
1864 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1865 emit the .hidden directive only if the indirect reference is public.
1866 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1867 Pass it to dw2_force_const_mem.
1868 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1869 * dwarf2out.c (output_cfi): Adjust calls to above function.
1870 (output_call_frame_info): Likewise.
1871 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1872 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
1874 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
1876 PR tree-optimization/24483
1877 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
1878 field to elts if possible.
1880 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1883 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
1886 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
1888 Fix PR tree-optimization/24351
1890 * tree-ssa-structalias.c (struct variable_info): Add
1892 (get_varinfo_fc): New function to follow collapsing.
1893 (new_var_info): Set collapsed_to to NULL.
1894 (dump_constraint): Follow collapsing.
1895 (build_constraint_graph): Handle collapsing.
1896 (do_simple_structure_copy): Return false if something bad
1898 (collapse_rest_of_var): New function.
1899 (do_structure_copy): Collapse if do_simple_structure_copy returns
1902 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
1905 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
1906 expressions to a statement list instead of gimplifying them.
1908 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1910 PR rtl-optimization/23585
1911 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
1912 that can't trap plus a constant integer, if the mode has zero size.
1914 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
1917 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
1919 ("*insv<mode>_reg_extimm"): Likewise.
1921 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1924 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
1925 c_common_type_for_mode returns an unnamed type.
1927 2005-11-02 Richard Henderson <rth@redhat.com>
1931 * dwarf2out.c (dwarf2out_reg_save_reg): New.
1932 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
1933 * function.c (assign_parms): Use calls.internal_arg_pointer.
1934 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
1936 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
1937 (TARGET_CALLS): Add it.
1938 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
1939 * targhooks.c (default_internal_arg_pointer): New.
1940 * targhooks.h (default_internal_arg_pointer): Declare.
1941 * tree.h (dwarf2out_reg_save_reg): Declare.
1942 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
1943 * config/i386/i386.c (dbx_register_map): Add return column.
1944 (dbx64_register_map, svr4_dbx_register_map): Likewise.
1945 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
1946 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
1947 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
1948 (ix86_save_reg): Save force_align_arg_pointer.
1949 (ix86_emit_save_regs): Make regno unsigned.
1950 (ix86_emit_save_regs_using_mov): Likewise.
1951 (ix86_expand_prologue): Handle force_align_arg_pointer.
1952 (ix86_expand_epilogue): Likewise.
1953 * config/i386/i386.h: (dbx_register_map): Update.
1954 (dbx64_register_map, svr4_dbx_register_map): Update.
1955 (struct machine_function): Add force_align_arg_pointer.
1956 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
1957 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
1958 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
1960 2005-11-02 Jan Hubicka <jh@suse.cz>
1963 * i386.md: Add peep2 for simplyfing array accesses.
1965 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1968 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
1969 * config/s390/s390.c (s390_decompose_shift_count): New function.
1970 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
1971 (print_shift_count_operand): Use s390_decompose_shift_count.
1972 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
1973 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
1975 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
1978 * loop.c (loop_givs_rescan): Use force_operand to expand
1981 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
1984 * fold-const.c (build_range_check): Use unsigned when signed
1985 overflow is undefined also. If etype is subtype, make sure that
1986 the subtraction is in the supertype.
1988 2005-11-02 Richard Henderson <rth@redhat.com>
1991 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
1994 2005-11-01 Richard Henderson <rth@redhat.com>
1997 * loop.c (scan_loop): Do not propagate computations to a hard
1998 register destination with SMALL_REGISTER_CLASSES.
2000 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2002 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2003 costs for MULT inside PLUS or MINUS.
2005 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2007 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2008 (TRAMPOLINE_SIZE): Round up to 60.
2009 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2011 2005-10-31 James E. Wilson <wilson@specifix.com>
2014 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2015 ifdef. Put ifdefs around call in gen_subprogram_die.
2016 (compute_frame_pointer_to_cfa_displacement): Likewise.
2017 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2020 PR rtl-optimization/17356
2021 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2022 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2024 2005-10-31 Jan Hubicka <jh@suse.cz>
2027 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2030 * i386.c (legitimize_pic_address): Deal with large immediates.
2033 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2034 from symbol names while computing checkup.
2037 * predict.c (predict_loops): Do not estimate more than
2038 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2039 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2041 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2043 PR tree-optimization/19097
2044 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2046 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2048 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2050 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2053 * tree-inline.c (setup_one_parameter): If the init_stmt
2054 is NULL, don't insert the statement.
2056 2005-10-30 Jan Hubicka <jh@suse.cz>
2058 PR tree-optimization/24172
2059 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2061 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2063 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2064 constants for hosts with long != 32 bits.
2066 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2069 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2071 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2073 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2074 (TARGET_MS1_16_002): New.
2075 (TARGET_MS1_16_003): New.
2077 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2078 ("*decrement_and_branch_until_zero_no_clobber"): New.
2079 Add corresponding splitter for decrement_and_branch_until_zero
2081 Key all decrement_and_branch_until_zero patterns off of
2084 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2087 * tree-complex.c (extract_component): Treat RESULT_DECL
2088 like the rest of the decls.
2090 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2092 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2093 indirect call to _mcount if the function needs a static chain.
2095 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2096 Caroline Tice <ctice@apple.com>
2098 PR rtl-optimization/24460
2099 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2100 (dwarf2out_switch_text_section): Set it to true instead of
2101 incrementing separate_line_info_table_in_use.
2102 (output_loc_list): Additionally test have_switched_text_sections.
2103 (output_ranges): Likewise.
2104 (dwarf2out_finish): Likewise.
2105 * varasm.c (assemble_start_function): Do not call
2106 insert_section_boundary_note.
2107 (assemble_end_function): If flag_reorder_blocks_and_partition,
2108 switch to the function's section before emitting the .size directive.
2109 * bb-reorder.c (insert_section_boundary_note): Staticify.
2110 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2111 * output.h (insert_section_boundary_note): Delete.
2113 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2116 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2117 instead of pointer equality when comparing types.
2119 2005-10-24 James E. Wilson <wilson@specifix.com>
2121 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2122 add_dependence_list_and_free calls.
2124 2005-10-24 Steven Bosscher <stevenb@suse.de>
2126 * contrib.texi: Add the names of the LLNL folks who donated
2127 Cray pointer support for gfortran.
2129 2005-10-24 Steven Bosscher <stevenb@suse.de>
2131 PR tree-optimization/24225
2132 * profile.c (branch_prob): Look from end to start through a
2133 basic block when looking for a locus.
2135 2005-10-24 Richard Henderson <rth@redhat.com>
2137 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2139 (hppa_expand_prologue): Likewise.
2141 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2143 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2144 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2145 * pa.h (NO_PROFILE_COUNTERS): Define.
2146 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2147 (funcdef_nos): New vector to hold label numbers of deferred profile
2149 (output_deferred_profile_counters): New function.
2150 (hppa_profile_hook): Push label number onto funcdef_nos.
2151 (pa_hpux_file_end): Call output_deferred_profile_counters if
2152 NO_DEFERRED_PROFILE_COUNTERS is false.
2154 * pa-protos.h (get_deferred_plabel): New prototype.
2155 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2157 (output_call): Adjust calls.
2159 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2161 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2162 peculiarity of GOT/TOC section usage.
2164 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2167 * c-common.c (constant_string_class_name): Add documentation.
2169 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2172 * recog.c (peephole2_optimize): Increment peep2_current_count
2173 only when the slot is empty.
2175 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2178 * except.c (output_function_exception_table): Call
2179 assemble_external_libcall if we need a personality function.
2181 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2183 PR rtl-optimization/24460
2184 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2185 set the basic block for barriers.
2187 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2189 * var-tracking.c (vt_initialize): Initialize post.
2191 2005-10-21 Devang Patel <dpatel@apple.com>
2194 * c-common.c (vector_types_convertible_p): Check vector element type.
2196 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2198 * config/sh/sh.c (prepare_move_operands): Handle the address
2199 constant which is a tls symbolic address plus a constant.
2201 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2204 * gcc.c (main): Use the correct counter for erroring out
2205 about mulitple files.
2207 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2210 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2211 use r2 for 64-bit tls .got access.
2213 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2215 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2218 2005-10-20 Steven Bosscher <stevenb@suse.de>
2220 PR tree-optimization/24307
2221 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2223 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2226 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2228 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2229 is ready, stop marking functions, but still mark variables.
2231 2005-10-20 Richard Guenther <rguenther@suse.de>
2234 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2237 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2239 PR rtl-optimization/23585
2240 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2241 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2242 (may_trap_p_1): New predicate extracted from...
2243 (may_trap_p): ... here. Invoke may_trap_p_1.
2244 (may_trap_or_fault_p): New predicate.
2245 * rtl.h (may_trap_or_fault_p): Declare it.
2246 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2247 instead of may_trap_p.
2248 (steal_delay_list_from_fallthrough): Likewise.
2249 (fill_simple_delay_slots): Likewise.
2250 (fill_slots_from_thread): Likewise.
2251 * function.c (pad_to_arg_alignment): Rework comment about
2252 SPARC_STACK_BOUNDARY_HACK.
2253 * config/sparc/sparc.h: Likewise.
2255 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2257 * config/s390/s390.c (s390_expand_insv): New.
2258 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2259 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2260 ("icm_hi"): Remove mode attribute.
2261 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2263 ("*extracthi", "*extractqi"): Remove.
2264 (extv<mode>", "*extzv<mode>"): New.
2265 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2266 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2268 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2270 * cfgexpand.c (discover_nonconstant_array_refs_r,
2271 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2272 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2273 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2274 discover_nonconstant_array_refs.
2276 2005-10-19 Steven Bosscher <stevenb@suse.de>
2279 * c-decl.c (pop_scope): Don't warn about an unused variable
2280 if it is marked with TREE_NO_WARNING.
2281 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2282 somenow mismatch and olddecl is to be replaced.
2284 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2287 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2288 whether registers live on the edge can be saved/restored.
2290 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2292 * config/sh/sh.c (fixup_mova): Skip notes.
2294 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2296 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2297 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2298 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2299 (s390_initial_elimination_offset): Likewise.
2300 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2301 register on TARGET_ZARCH targets.
2302 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2303 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2304 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2305 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2307 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2309 * config/s390/s390.md: Comment describing output modifiers updated.
2310 * config/s390/s390.c (print_operand): Likewise.
2312 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2314 * config/s390/s390.c (override_options): Added check for -mstack-size
2316 * doc/invoke.texi: Mention that limit in the documenation.
2318 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2321 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2323 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2325 Fix PR tree-optimization/24231
2327 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2328 (compute_avail): Ditto.
2330 2005-10-18 Richard Henderson <rth@redhat.com>
2333 * config/i386/i386.c (legitimate_constant_p): Check
2334 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2336 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2337 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2338 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2340 (print_operand_address): Likewise.
2341 * config/i386/predicates.md (x86_64_immediate_operand): Test
2342 SYMBOL_REF_TLS_MODEL properly inside CONST.
2343 (x86_64_zext_immediate_operand): Likewise.
2344 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2345 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2346 * config/i386/i386-protos.h: Remove predicates.md entries.
2348 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2350 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2351 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2353 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2354 Ian Lance Taylor <ian@airs.com>
2357 * fold-const.c (fold_widened_comparison): Do not allow range based
2358 constant folding when right operand cannot be unwidened.
2360 2005-10-17 Richard Henderson <rth@redhat.com>
2362 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2363 with a memory clobber.
2365 2005-10-17 James E Wilson <wilson@specifix.com>
2367 PR rtl-optimization/17356
2368 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2369 checking for EDGE_EH.
2371 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2373 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2374 the slot on an even boundary for any type with 16-byte alignment.
2376 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2379 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2380 after register allocation.
2382 2005-10-17 DJ Delorie <dj@redhat.com>
2384 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2387 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2390 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2393 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2395 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2396 to 2 if it's already non-zero.
2397 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2398 is set and warn about it if flag_schedule_insns is 1.
2400 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2402 * config/crx/crx.md: Compare-and-branch instructions need to
2405 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2408 * config/i386/i386.md (*pushdi2_rex64 splitter)
2409 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2410 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2411 flow2 pass only when (optimize > 0 && flag_peephole2).
2413 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2416 * gcc.c (have_c): New static variable.
2418 (process_command): Remove declation of have_c.
2419 Set have_o to 1 when handling -o.
2420 (main): Add a fatel error if there are multiple
2421 files specified and -o and -c/-S is passed witout
2422 -combine or multiple languages.
2424 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2426 Fix PR tree-optimization/22444
2427 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2428 Assert that we don't hit something with subvars.
2429 (setup_pointers_and_addressables): Don't add things with subvars,
2430 because we'll already process the subvars for aliasing purposes.
2432 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2435 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2436 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2437 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2438 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2439 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2440 swapped, alternatives for the R constraint.
2443 * builtins.c (get_builtin_sync_mode): Make unlimited
2444 mode_for_size request.
2446 2005-10-15 Richard Henderson <rth@redhat.com>
2448 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2449 (gimplify_expr): ... here.
2450 (gimplify_compound_lval): Use it in initial scan loop. Allow
2451 fb_lvalue in base expression.
2453 2005-10-15 Richard Henderson <rth@redhat.com>
2456 * builtins.c (expand_builtin_trap): Export.
2457 * expr.h (expand_builtin_trap): Declare.
2458 * expr.c (expand_assignment): Emit a trap for integral offsets
2459 from registers that weren't reduced to bitpos.
2461 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2462 (mark_array_ref_addressable): Remove.
2463 * tree-flow.h (mark_array_ref_addressable): Remove.
2464 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2466 2005-10-15 James E Wilson <wilson@specifix.com>
2469 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2470 (add_dependence_list_and_free): Likewise.
2471 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2474 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2478 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2479 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2481 (vrp_visit_phi_node): Only prevent infinite iterations when
2482 the previous result and the new result are both VR_RANGEs.
2484 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2486 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2489 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2492 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2495 2005-10-14 Per Bothner <per@bothner.com>
2497 PR preprocessor/21250
2498 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2500 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2503 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2504 overflow flags. Refactor some conditionals.
2506 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2509 * tree-dfa.c (add_referenced_var): Only look at decls which
2510 have TREE_CONSTANT or TREE_READONLY set instead of if
2511 !TREE_PUBLIC or !TREE_CONSTANT.
2513 2005-10-13 James E Wilson <wilson@specifix.com>
2515 * doc/invoke.texi: For -x, add f95-cpp-input.
2516 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2518 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2520 PR tree-optimization/24262
2521 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2522 in loop all the time.
2524 2005-10-12 Richard Henderson <rth@redhat.com>
2527 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2528 * function.c (assign_parm_find_data_types): Don't support it.
2529 * print-tree.c (print_node): Likewise.
2530 * c-common.c (handle_transparent_union_attribute): Likewise.
2531 Use build_duplicate_type.
2532 * tree-inline.c (remap_type_1): Split out of remap_type;
2533 properly remap aggregate fields.
2534 (build_duplicate_type): New.
2535 * doc/extend.texi (Variable Attributes): Remove documentation
2536 for transparent_union.
2538 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2541 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2542 (gen_stack_pointer_dec): Likewise.
2544 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2548 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2550 (struct cxx): Add adjust_class_at_definition target hook.
2551 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2552 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2553 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2554 hook_void_tree. Add to TARGET_CXX.
2555 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2557 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2558 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2559 instead of attribute. Check for dllexport override. Warn if
2560 inconsistent dll linkage. Don't lose old dllimport if decl has
2561 had address referenced. Tweak lookup of dllimport atribute.
2562 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2563 for target specific rules. Don't add dllimport attribute if
2564 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2565 dllimport attribute.
2566 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2567 * varasm.c (initializer_constant_valid_p): Replace
2568 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2572 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2573 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2574 (i[34567]86-*-mingw32*): Likewise.
2576 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2577 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2579 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2580 C++-specific code. Change return value to bool.
2581 (i386_pe_dllimport_p): Likewise.
2582 (associated_type): Simplify and make language-independent
2583 (i386_pe_encode_section_info): Replace override of ambiguous
2584 dllimport symbol refs with a gcc_assert.
2585 (i386_pe_valid_dllimport_attribute_p): Define.
2586 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2587 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2588 i386_pe_adjust_class_at_definition.
2589 * config/i386/winnt-stubs.c: New file. Define stub versions of
2590 lang-specific functions.
2591 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2592 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2593 i386_pe_adjust_class_at_definition.
2594 (i386_pe_valid_dllimport_attribute_p): Declare.
2595 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2596 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2597 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2600 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2601 dllimport attribute with test of DECL_DLLIMPORT_P.
2603 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2605 * combine.c (make_extraction): Correct offset computation.
2607 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2609 * config/cris/t-linux (LIMITS_H_TEST): Define.
2611 2005-10-12 Richard Henderson <rth@redhat.com>
2614 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2616 2005-10-12 Richard Guenther <rguenther@suse.de>
2618 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2620 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2623 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2624 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2627 2005-10-12 Richard Guenther <rguenther@suse.de>
2630 * varasm.c (output_constant): Correct typo from previous
2633 2005-10-11 Ian Lance Taylor <ian@airs.com>
2635 PR rtl-optimization/13931
2636 * combine.c: Revert patch of 2003-05-14, and:
2637 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2638 completely killed in the appropriate insn.
2639 (distribute_notes): Don't skip multiple hard register test for
2640 elim_i1 and elim_i2.
2642 2005-10-11 Richard Henderson <rth@redhat.com>
2645 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2646 to initialize a transparent union instead of a nop_expr.
2648 2005-10-11 Richard Henderson <rth@redhat.com>
2650 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2651 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2652 (tree_ssa_dce_loop): Call scev_reset.
2655 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2656 * tree-ssa-dce.c: Include cfgloop.h.
2657 (tree_ssa_dce_loop, pass_dce_loop): New.
2658 * tree-pass.h (pass_dce_loop): Declare it.
2659 * passes.c (init_optimization_passes): Use it.
2661 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2664 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2665 Only apply the optimization for rounding builtins if the inner
2666 cast is also an extension.
2668 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2671 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2672 mark_new_vars_to_rename instead of update_stmt.
2674 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2676 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2678 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2680 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2681 for setting MMX register to 0 rather than mmx.
2683 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2686 * configure.ac: Move gas check from mips specific case to common case.
2687 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2688 * configure: Regenerate
2689 * doc/install.texi: Update.
2691 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2694 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2696 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2698 * gcc.c (do_spec_1): Accept numeric characters in file name
2701 2005-10-10 Nick Clifton <nickc@redhat.com>
2703 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2704 describing the deleted arm_gen_rotated_half_load function.
2706 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2708 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2711 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2713 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2715 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2716 (EXTRA_MULTILIB_PARTS): Define.
2717 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2718 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2719 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2720 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2721 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2722 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2724 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2726 PR tree-optimization/24226
2727 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2728 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2729 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2732 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2734 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2736 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2739 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2740 Rewrite for no need for the early clobber.
2742 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2744 Merge from csl-arm-branch:
2745 2005-09-07 Paul Brook <paul@codesourcery.com>
2746 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2749 2005-04-30 Paul Brook <paul@codesourcery.com>
2750 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2751 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2753 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2754 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2755 (arm_override_options): Use TARGET_AAPCS_BASED.
2756 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2757 (PTRDIFF_TYPE): Use int for AAPCS.
2758 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2759 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2760 (DEFAULT_SHORT_ENUMS): Delete.
2761 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2763 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2764 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2765 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2766 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2768 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2769 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2771 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2772 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2774 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2775 * config.gcc (arm*-*-linux-gnueabi): Add it.
2776 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2778 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2779 * config/arm/linux-eabi.h: New file.
2780 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2781 (LINUX_TARET_LINK_SPEC): Likewise.
2782 (LINK_SPEC): Use it.
2783 * config/arm/t-linux-eabi: New file.
2785 2005-10-08 Steven Bosscher <stevenb@suse.de>
2788 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2790 (PARAM_SMS_DFA_HISTORY): Likewise.
2792 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2795 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2796 (load_register_parameters): Call it.
2797 (check_sibcall_argument_overlap_1): Likewise.
2798 (store_one_arg): Likewise.
2800 2005-10-07 James E. Wilson <wilson@specifix.com>
2802 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2803 DImode not VECINT24 for operand 2.
2806 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2810 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2811 fr_spill): Use destination_operand for operand 0.
2813 2005-10-07 DJ Delorie <dj@redhat.com>
2815 * varasm.c (output_constant): Limit error to expanding
2818 2005-10-07 Richard Guenther <rguenther@suse.de>
2821 * fold-const.c (fold_binary): Fix operand types during folding
2822 of X op (A, Y). Evaluation order of the side-effects of
2823 X and A are frontend-defined, so ensure we honour that even for
2824 tcc_comparison class operands; eased by removing duplicate code.
2826 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2828 * stor-layout.c (layout_type): Do not allow alignment of array
2829 elements to be greater than their size.
2831 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2833 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2835 (hppa*-*-linux*): Ditto.
2836 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2837 * config/host-hpux.c: New.
2838 * config/x-hpux: New.
2839 * config/pa/x-hpux: Remove.
2840 * config/pa/x-linux: Remove.
2841 * config/pa/pa-host.c: Remove.
2843 2005-10-07 Jeff Law <law@redhat.com>
2845 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2846 determine whether or not to try and thread outgoing edges.
2848 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2850 * config/rs6000/rs6000.md (eqsi_power): New.
2851 (neg_eq0si): Add TARGET_POWER to final condition.
2854 2005-10-06 Richard Henderson <rth@redhat.com>
2856 * config/rs6000/rs6000.c: Revert last change.
2858 2005-10-06 Richard Henderson <rth@redhat.com>
2860 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2861 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2863 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2867 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2868 out return_label and naked_return_label.
2870 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2872 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
2875 2005-10-06 Richard Henderson <rth@redhat.com>
2878 * tree-inline.c (declare_return_variable): Handle modify_dest not
2881 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2883 Fix PR tree-optimization/22488
2884 * tree-ssa-structalias.c (check_for_overlaps): New function.
2885 (create_variable_info_for): Use it.
2887 2005-10-06 Richard Henderson <rth@redhat.com>
2890 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
2891 (dwarf2out_start_source_file): Print it.
2893 2005-10-06 Geoffrey Keating <geoffk@apple.com>
2895 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
2897 2005-10-06 Richard Henderson <rth@redhat.com>
2900 * mode-switching.c (optimize_mode_switching): Clear transp bit
2901 for block with incomming abnormal edges.
2903 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
2904 (fpscr_set_from_mem): Use them.
2905 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
2906 (fpscr postinc splitters): Rewrite as peephole2+split.
2908 2005-10-06 David Edelsohn <edelsohn@gnu.org>
2910 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
2911 (eq<mode>_compare): Same.
2913 2005-10-06 Richard Guenther <rguenther@suse.de>
2915 PR tree-optimization/24238
2916 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
2918 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
2920 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
2921 here. Use AC_PATH_PROG for environment variables instead of
2923 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
2925 * configure: Regenerated.
2927 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
2930 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
2931 then force it into a register.
2932 (call_value): Likewise.
2934 2005-10-06 Richard Henderson <rth@redhat.com>
2937 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
2938 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
2939 under pass_vectorize.
2941 2005-10-05 Devang Patel <dpatel@apple.com>
2944 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
2945 handling constants. Check NAMESPACE_DECL context for constants.
2947 2005-10-05 Eric Christopher <echristo@apple.com>
2949 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
2951 2005-10-05 Richard Henderson <rth@redhat.com>
2954 * tree-cfg.c (mark_array_ref_addressable_1): New.
2955 (mark_array_ref_addressable): New.
2956 * tree-flow.h (mark_array_ref_addressable): Declare.
2957 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
2959 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
2963 * reload.c (subst_reloads): When adding a REG_LABEL to a
2964 jump instruction, also update JUMP_LABEL.
2966 2005-10-05 David Edelsohn <edelsohn@gnu.org>
2968 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
2969 * bb-reorder.c (copy_bb_p): Use it.
2970 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
2972 2005-10-05 Richard Henderson <rth@redhat.com>
2975 * toplev.c (process_options): Warn about unsupported combinations
2976 of unwind tables and omit-frame-pointer.
2977 * config/i386/i386.c (override_options): Similarly. Enable
2978 accumulate-outgoing-args if not explicitly disabled.
2980 2005-10-05 Steve Ellcey <sje@cup.hp.com>
2982 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
2983 Handle big endian vs. small endian.
2984 (vec_initv2sf): Handle big endian vs. small endian.
2985 (*vec_extractv2sf_1): Ditto.
2987 2005-10-05 Dale Johannesen <dalej@apple.com>
2989 * convert.c (convert_to_real): Don't convert
2990 (float)floor(double d) to floorf((float)d).
2992 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
2994 * config/arm/arm.md (insv): Use gen_int_mode in more places.
2996 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
2998 PR tree-optimization/18587
2999 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3000 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3001 build_vuses): Change to VEC type.
3002 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3003 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3004 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3005 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3006 (get_name_decl): New. Return DECL_UID of base variable.
3007 (operand_build_cmp): New. qsort comparison routine.
3008 (operand_build_sort_virtual): New. Sort virtual build vector.
3009 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3010 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3011 (FINALIZE_BASE): Use get_name_decl.
3012 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3013 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3014 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3015 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3016 direct VEC_* manipulations.
3017 (build_ssa_operands): Call operand_build_sort_virtual.
3018 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3019 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3020 with direct VEC_* manipulations.
3021 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3022 with direct VEC manipulations.
3024 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3026 PR tree-optimization/21419
3027 PR tree-optimization/24146
3028 PR tree-optimization/24151
3030 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3031 (build_asm_expr): Call it if outputs are read-only.
3032 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3034 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3035 Paolo Bonzini <bonzini@gnu.org>
3039 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3040 enable the instructions and not just the built-ins.
3041 * doc/invoke.texi (x86 Options): Likewise.
3043 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3045 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3047 * doc/invoke.texi (Option Summary): Correct spelling
3048 of -mmacosx-version-min.
3050 2005-10-04 Devang Patel <dpatel@apple.com>
3052 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3055 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3057 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3058 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3060 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3062 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3063 ("TE","tg"): New mode attributes.
3064 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3065 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3066 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3067 dword_mode and one for GPRmode.
3069 2005-10-04 Ian Lance Taylor <ian@airs.com>
3071 PR preprocessor/13726
3072 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3073 any comments passed in.
3075 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3077 * tree.c (annotate_with_file_line): Fix typo.
3079 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3082 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3083 type used to access data in the inlined length == 1 case, use
3084 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3085 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3087 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3089 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3090 TARGET_SSE3 and only for TARGET_80387.
3091 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3092 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3093 Do not depend on TARGET_80387.
3095 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3097 * tree.c (last_annotated_node): Change type to location_t*.
3098 (annotate_with_file_line): Reflect the change of
3099 last_annotated_node type.
3101 2005-10-04 Richard Guenther <rguenther@suse.de>
3104 * c-decl.c (grokdeclarator): Don't write to fields
3107 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3110 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3112 * varasm.c (make_decl_rtl): If a register variable does not
3113 have a set user assmbler name, error out.
3114 Decode the asmspec is now name+1 bypassing '*'.
3116 2005-10-04 Steven Bosscher <stevenb@suse.de>
3118 PR tree-optimization/23049
3119 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3120 of a COND_EXPR is folded before calling fold on the whole rhs of a
3121 conditional assignment.
3122 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3123 document that a COND_EXPR may appear there.
3125 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3128 * tree-vrp.c (extract_range_from_assert): If the new numeric
3129 range created out of the assertion contradicts the existing
3130 numeric range of the ASSERT_EXPR variable, make the new range
3133 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3135 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3136 from T_REGS to FP register class.
3138 2005-10-03 Richard Henderson <rth@redhat.com>
3141 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3142 before creating a new one.
3144 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3146 * config/rs6000/t-aix43 (LDFLAGS): New.
3147 * config/rs6000/t-aix52 (LDFLAGS): New.
3149 2005-10-03 Ian Lance Taylor <ian@airs.com>
3151 * gimplify.c (find_single_pointer_decl_1): New static function.
3152 (find_single_pointer_decl): New static function.
3153 (internal_get_tmp_var): For a formal variable, set restrict base
3154 information if appropriate.
3155 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3157 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3158 (DECL_GET_RESTRICT_BASE): Define.
3159 (SET_DECL_RESTRICT_BASE): Define.
3160 (decl_restrict_base_lookup): Declare.
3161 (decl_restrict_base_insert): Declare.
3162 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3163 * tree.c (restrict_base_for_decl): New static variable.
3164 (init_ttree): Initialize restrict_base_for_decl.
3165 (copy_node_stat): Copy restrict base information.
3166 (decl_restrict_base_lookup): New function.
3167 (decl_restrict_base_insert): New function.
3168 (print_restrict_base_statistics): New static function.
3169 (dump_tree_statistics): Call print_restrict_base_statistics.
3171 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3174 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3175 case of anti-ranges.
3177 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3180 * c-typeck.c (tagged_tu_seen): Rename to ...
3181 (tagged_tu_seen_cache): this and add val field.
3182 (comptypes): Move functional to comptypes_internal
3183 and free tagged_tu_seen.
3184 (comptypes_internal): New function and call comptypes_internal
3185 instead of comptypes. Speed up by sibcalling
3186 tagged_types_tu_compatible_p.
3187 (alloc_tagged_tu_seen): New function
3188 (free_all_tagged_tu_seen_up_to): New function.
3189 (tagged_types_tu_compatible_p): Return the val of the seen two
3191 Add that the two types are the same to tagged_tu_seen_base
3192 if they are and call comptypes_internal instead of comptypes.
3193 <case UNION_TYPE>: Speed up common type where the fields are
3195 (function_types_compatible_p): Call comptypes_internal instead of
3197 (type_lists_compatible_p): Likewise.
3198 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3200 2005-10-02 Matthias Klose <doko@debian.org>
3202 * doc/invoke.texi: Fix typo and speling error.
3204 2005-10-01 Richard Henderson <rth@redhat.com>
3206 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3208 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3210 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3211 using --start-group and --end-group.
3213 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3215 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3216 FIXME note regarding quirky semantics.
3218 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3221 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3222 non-null range as a last resort.
3224 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3225 Diego Novillo <dnovillo@redhat.com>
3228 * tree-vrp.c (extract_range_from_assert): For !=
3229 assertions, only build an anti-range if LIMIT is a
3230 single-valued range.
3232 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3234 * arm.md (movqi): On thumb when optimizing, handle loading from
3235 memory by describing this as taking a subreg of a zero-extended load
3236 into an SImode register.
3239 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3241 * reload1.c (merge_assigned_reloads): Do not change any
3242 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3244 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3246 * Makefile.in (LIPO_FOR_TARGET): Define.
3247 (STRIP_FOR_TARGET): Define.
3249 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3250 before creating new ones. Do symlinks before creating the actual
3253 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3254 to work out which multilibs are actually being built.
3256 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3258 * tree-vect-transform.c, config/ms1/ms1.md,
3259 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3260 Follow spelling conventions.
3261 * doc/invoke.texi, doc/md.texi: Fix typos.
3263 2005-09-30 Andrew Macleod <amacleod@redat.com>
3265 PR tree-optimization/21430
3266 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3267 use operands, and set stmt pointer if need be.
3268 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3269 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3272 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3275 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3277 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3279 * optabs.c (expand_binop): Initialize first_pass_p.
3281 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3284 * c-decl.c (c_write_global_declarations_1): If any
3285 wrapup_global_declaration_2 call returned true, restart the loop.
3287 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3289 Fix PR tree-optimization/24117
3290 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3291 before considering whether to use anyoffset.
3293 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3297 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3299 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3301 (swap_commutative_operands_with_target): New.
3303 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3306 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3309 2005-09-29 Steven Bosscher <stevenb@suse.de>
3311 PR tree-optimization/23911
3312 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3313 and IMAGPART_EXPR too.
3315 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3318 * expmed.c (expand_shift): Move logic to reverse rotation
3319 direction when rotating by constants ...
3320 * optabs.c (expand_binop): ... here.
3321 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3322 (ix86_rotrdi3): New pattern.
3323 (rotldi3): Handle 32-bit mode.
3324 (ix86_rotldi3): New pattern.
3326 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3329 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3330 check for numbers that need no bit twiddle.
3332 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3334 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3335 multilib to be built.
3337 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3338 (stage1-start): Delete old libgcc and libunwind before moving
3339 anything into the stage directory.
3340 (stage2-start): Likewise.
3341 (stage3-start): Likewise.
3342 (stage4-start): Likewise.
3343 (stageprofile-start): Likewise.
3344 (stagefeedback-start): Likewise.
3345 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3346 header in tm_file and CPU-specific t-darwin in tmake_file.
3347 (i[34567]86-*-darwin*): Don't change tm_file.
3348 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3349 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3350 shared library stub for target OS version.
3351 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3352 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3353 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3354 (libgcc_s.%.dylib): New.
3356 (install-darwin-libgcc-stubs): New.
3357 (INSTALL_LIBGCC): New append.
3358 * config/i386/darwin-libgcc.10.4.ver: New.
3359 * config/i386/darwin-libgcc.10.5.ver: New.
3360 * config/i386/t-darwin: New.
3361 * config/rs6000/darwin-libgcc.10.4.ver: New.
3362 * config/rs6000/darwin-libgcc.10.5.ver: New.
3363 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3364 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3366 2005-09-28 Paul Brook <paul@codesourcery.com>
3368 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3371 2005-09-28 Richard Guenther <rguenther@suse.de>
3373 PR tree-optimization/23853
3374 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3375 host_integerp to verify misalignment value.
3377 2005-09-28 Richard Henderson <rth@redhat.com>
3379 * builtins.c (get_builtin_sync_mode): New.
3380 (expand_builtin_sync_operation): Pass in mode argument.
3381 (expand_builtin_compare_and_swap): Likewise.
3382 (expand_builtin_lock_test_and_set): Likewise.
3383 (expand_builtin_lock_release): Likewise.
3384 (expand_builtin): Update to match.
3386 2005-09-28 Nick Clifton <nickc@redhat.com>
3388 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3389 formatting. Add check to PLUS case to ensure that the offset is
3390 within an acceptable range.
3392 * config/v850/v850.md (casesi): Disable the generation of the
3393 switch pattern as it is not being handled properly at the moment.
3395 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3396 for when the high words are identical.
3398 2005-09-27 Richard Henderson <rth@redhat.com>
3400 * pretty-print.c (pp_base_format): Fix typo for %>.
3402 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3403 Devang Patel <dpatel@apple.com>
3405 PR tree-optimization/23625
3406 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3407 LABEL_EXPR, assertion check.
3409 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3411 * optabs.c (no_conflict_move_test): Check if a result of a
3412 to-be-moved insn would be clobbered by an originally
3415 2005-09-27 Jeff Law <law@redhat.com>
3417 * passes.c (init_optimization_passes): Replace copy propagation
3418 passes immediately after DOM with phi-only copy propagation
3419 pases. Add phi-only copy propagation pass after first DOM pass.
3420 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3421 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3422 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3423 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3424 to init_copy_prop. Callers updated.
3425 (do_phi_only_copy_prop): New function.
3426 (pass_phi_only_copy_prop): New pass descriptor.
3428 2005-09-27 Nick Clifton <nickc@redhat.com>
3430 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3432 2005-09-26 Jason Merrill <jason@redhat.com>
3435 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3437 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3439 2005-09-26 James E Wilson <wilson@specifix.com>
3441 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3442 copyright. Add gcc copyright plus libgcc exception.
3443 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3445 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3447 2005-09-26 Jeff Law <law@redhat.com>
3449 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3450 about when to iterate.
3452 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3455 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3456 for __complex__ double in -mcpu=G5 mode.
3458 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3460 PR tree-optimization/23942
3461 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3462 * tree-scalar-evolution.c: Include params.h.
3464 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3465 follow_ssa_edge_in_condition_phi_branch,
3466 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3467 Change return type to t_bool. Use a parameter to limit the size of
3468 trees that are walked before stopping
3469 (analyze_evolution_in_loop): Initialize the limit to 0.
3470 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3471 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3473 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3476 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3477 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3479 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3481 * combine.c (make_extraction): Check for valid use of subreg.
3483 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3486 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3487 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3488 ("fist<mode>2_with_temp"): Use only register operands.
3490 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3492 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3493 CALL_INSN_FUNCTION_USAGE.
3495 2005-09-26 Richard Guenther <rguenther@suse.de>
3498 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3499 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3500 (ldst_entry): Use the hashtable instead of list-walking.
3501 (find_rtx_in_ldst): Likewise.
3502 (free_ldst_entry): Free the hashtable.
3503 (compute_ld_motion_mems): Create the hashtable.
3504 (trim_ld_motion_mems): Remove entry from hashtable if
3505 removing it from list.
3506 (compute_store_table): Likewise^2.
3507 (store_motion): Free hashtable in case we did not see
3510 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3512 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3513 and arg1 if we are passing them to fold_build2.
3515 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3518 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3521 2005-09-25 Richard Henderson <rth@redhat.com>
3523 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3524 SYMBOL_REF_TLS_MODEL to be correct.
3526 2005-09-24 Richard Henderson <rth@redhat.com>
3528 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3529 end of function. Reindent.
3531 2005-09-24 Ian Lance Taylor <ian@airs.com>
3533 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3534 NEGATE_EXPR/BIT_NOT_EXPR case.
3536 2005-09-24 Richard Henderson <rth@redhat.com>
3538 * c-common.c (handle_mode_attribute): When not modifying in place,
3539 create subtypes for enumerations.
3540 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3541 * gimplify.c (create_tmp_from_val): Likewise.
3543 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3545 * config/i386/i386.md (*tls_global_dynamic_64,
3546 *tls_local_dynamic_base_64): Add missing mode to call.
3547 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3549 2005-09-24 Jan Hubicka <jh@suse.cz>
3551 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3552 (cgraph_clone_node): Likewise.
3553 * cgraph.h (cgraph_clone_edge): Update prototype.
3554 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3555 duplicated prototypes; add updating argument.
3556 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3557 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3559 (cgraph_mark_inline_edge): Likewise.
3560 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3561 (cgraph_flatten_node): Likewise.
3562 (cgraph_decide_recursive_inlining): Likewise.
3563 (cgraph_decide_inlining_of_small_function): Likewise.
3564 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3566 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3567 Pete Steinmetz <steinmtz@us.ibm.com>
3569 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3570 (rldic.): Set type to "compare".
3572 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3573 mfjmpr for MFCTR/MFLR.
3574 (movdf_hardfloat64): Same.
3575 (movdf_softfloat64): Same. Correct order of store and move types.
3576 (movti_string): Set type to store_ux/load_ux.
3577 (load_multiple): Set type to load_ux.
3578 (store_multiple): Set type to store_ux.
3579 (movmemsi): Set type to store_ux.
3580 (output_cbranch direct_return): Set type to jmpreg.
3581 (stmw): Set type to store_ux.
3582 (lmw): Set type to load_ux.
3583 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3584 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3585 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3586 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3587 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3588 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3589 (rios1-fpstore): Increase latency to 3.
3590 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3591 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3593 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3594 Andrew Pinski <pinskia@physics.uc.edu>
3596 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3597 operand2 constraint to "b".
3598 (sync_<fetchop_name>di_internal): Same.
3599 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3601 (sync_old_<fetchop_name>di_internal): Same.
3602 (sync_new_<fetchop_name>si_internal): Same.
3603 (sync_new_<fetchop_name>di_internal): Same.
3605 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3608 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3609 case, define as macros.
3611 PR rtl-optimization/23837
3612 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3613 clobber / clobber match between dest and p->first.
3615 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3616 (no_conflict_move_test): Update comments.
3618 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3620 * doc/install.texi: Update URL for Jacks.
3621 * doc/sourcebuild.texi: Likewise.
3623 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3626 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3627 registers when choosing register preferences.
3628 (movdf_hardfloat64): Same.
3630 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3632 * expmed.c (expand_shift): Don't use the target of the rotate as
3633 target for the first expanded shift insn.
3634 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3636 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3638 PR tree-optimization/22438
3639 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3640 preserved iv rhs rewriting specially.
3642 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3644 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3645 estimate_only is true.
3646 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3647 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3648 tree-ssa-structalias.c
3649 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3650 ref_contains_indirect_ref.
3651 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3653 2005-09-21 DJ Delorie <dj@redhat.com>
3655 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3657 (mn10300_return_in_memory): Support variable size types also.
3658 (mn10300_pass_by_reference): Likewise.
3659 (mn10300_function_value): New.
3660 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3661 (FUNCTION_OUTGOING_VALUE): Likewise.
3662 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3663 * doc/invoke.texi: Document it.
3665 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3668 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3669 force integer op1 into register for XFmode compares.
3671 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3674 * expmed.c (alg_code): Add alg_impossible.
3675 (alg_hash_entry): Add cost.
3676 (synth_mult): Record alg_impossible in the hash table if
3677 multiplication by a given integer is impossble within the
3678 limit. Speed up using alg_impossible.
3680 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3682 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3683 argument. Allow and set any offset if needs_anyoffset is passed
3685 (get_constraint_for): Add argument here too.
3687 (do_structure_copy): Pass NULL to get_constraint_for.
3688 (handle_ptr_arith): Ditto.
3689 (find_func_aliases): Ditto.
3691 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3693 PR rtl-optimization/23898
3694 * output.h (get_attr_min_length): Declare.
3695 * final.c (get_attr_length_1): New function, broken out of:
3697 (get_attr_min_length): New function.
3698 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3699 (duplicate_computed_gotos): Likewise.
3700 * genattr.c (insn_min_length): Generate declaration.
3701 * genattrtab.c (min_fn, min_attr_value): New functions.
3702 (make_length_attrs): Generate insn_min_length.
3704 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3706 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3708 2005-09-20 Richard Henderson <rth@redhat.com>
3710 PR tree-optimization/24059
3711 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3714 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3716 * c.opt (fextended-identifiers): New.
3717 * c-opts.c (c_common_handle_option): Handle
3718 -fextended-identifiers.
3719 * doc/cpp.texi: Update documentation of extended identifiers.
3720 * doc/cppopts.texi (-fextended-identifiers): Document.
3722 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3724 PR tree-optimization/23929
3725 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3728 PR tree-optimization/23818
3729 * tree-stdarg.c (execute_optimize_stdarg): Call
3730 calculate_dominance_info.
3732 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3734 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3735 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3736 (compute_overlap_steps_for_affine_1_2): Use
3737 get_number_of_iters_for_loop.
3738 (analyze_subscript_affine_affine): Check whether difference is
3740 Use get_number_of_iters_for_loop.
3741 Check whether overlap occurs outside of bounds.
3742 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3744 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3746 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3747 base register if possible.
3749 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3751 PR tree-optimization/18463
3752 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3753 converting it directly is not possible.
3754 (chrec_convert_aggressive): New function.
3755 * tree-chrec.h (chrec_convert_aggressive): Declare.
3756 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3757 Fold chrec conversions aggressively if asked to.
3758 (instantiate_parameters): Modified because of changes in
3759 instantiate_parameters_1.
3761 2005-09-19 Richard Henderson <rth@redhat.com>
3763 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3764 (reduc_splus_v2df): New.
3766 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3768 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3769 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3771 2005-09-19 Richard Henderson <rth@redhat.com>
3773 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3776 2005-09-19 Richard Henderson <rth@redhat.com>
3778 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3779 (ia64_expand_dot_prod_v8qi): New.
3780 * config/ia64/ia64-protos.h: Update.
3781 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3782 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3783 sdot_prodv8qi, sdot_prodv4hi): New.
3784 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3786 2005-09-19 Richard Henderson <rth@redhat.com>
3789 * real.c (exact_real_truncate): Return false if the format cannot
3790 represent the number as a normal.
3792 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3793 for a memory source.
3795 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3797 * tree-ssa-operands.c (swap_tree_operands): Export.
3798 * tree.h (swap_tree_operands): Declare.
3799 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3800 Call swap_tree_operands.
3802 2005-09-19 Richard Henderson <rth@redhat.com>
3804 * tree-flow.h (merge_alias_info): Declare.
3805 * tree-ssa-copy.c (merge_alias_info): Export.
3806 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3807 (vect_create_data_ref_ptr): Use create_iv directly.
3808 (vectorizable_load): Use correct types for integer constants.
3809 (vect_generate_tmps_on_preheader): Likewise.
3810 (vect_gen_niters_for_prolog_loop): Likewise.
3812 2005-09-19 Steven Bosscher <stevenb@suse.de>
3814 PR rtl-optimization/23943
3815 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3817 2005-09-18 Jan Hubicka <jh@suse.cz>
3819 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3821 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3823 * varasm.c (output_constant): Do not abort on conversions to union
3824 types between different sizes.
3826 2005-09-18 Richard Guenther <rguenther@suse.de>
3829 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3832 2005-09-18 Paul Brook <paul@codesourcery.com>
3834 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3836 2005-09-17 Richard Henderson <rth@redhat.com>
3838 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3839 * tree-ssa-loop.c (pass_vect_dce): Remove.
3840 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3843 2005-09-17 Richard Henderson <rth@redhat.com>
3845 * tree-pass.h (pass_vect_dce): Declare.
3846 * passes.c (init_optimization_passes): Add it.
3847 * tree-flow.h (tree_ssa_dce): Declare.
3848 * tree-ssa-dce.c (tree_ssa_dce): Export.
3849 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3850 (gate_tree_vectorize): ... here.
3851 (pass_vect_dce): New.
3853 2005-09-17 Jan Hubicka <jh@suse.cz>
3855 * except.c (struct eh_status): Turn region_array into vec.
3856 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3857 convert_from_eh_region_ranges, find_exception_handler_labels,
3858 current_function_has_exception_handlers, assign_filter_values,
3859 build_post_landing_pads, dw2_build_landing_pads,
3860 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3861 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3862 foreach_reachable_handler, can_throw_internal_1,
3863 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3865 (duplicate_eh_region_1): Update region_array.
3866 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3868 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3871 * expmed.c (expand_mult): Substitute simple register for op0 when
3874 2005-09-17 Richard Henderson <rth@redhat.com>
3876 * expr.c (emit_move_via_integer): Add force argument, pass it on
3877 to emit_move_change_mode. Update callers.
3878 (emit_move_complex): Pass true to new force argument.
3879 * function.c (expand_function_end): Move expand_eh_return call
3880 earlier. Merge sub-word complex values into a pseudo before
3881 copying to the return hard register.
3883 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
3885 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
3886 between different sizes.
3888 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
3892 * passes.c (init_optimization_passes): Register dump files for
3895 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
3897 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
3898 * config/s390/s390.c (s390_overlap_p): New function.
3899 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
3900 peephole2, "*xc" peephole2): Added overlap check to the peephole2
3903 2005-09-16 Richard Guenther <rguenther@suse.de>
3905 * ipa-pure-const.c (static_execute): Free auxiliar information.
3906 * ipa-type-escape.c (discover_unique_type): Free temporary key.
3907 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
3909 2005-09-15 DJ Delorie <dj@redhat.com>
3911 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
3913 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3915 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3917 (swap_commutative_operands_with_target): New.
3919 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
3921 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
3924 (estimate_iters_using_array): New function.
3925 * tree-data-ref.h (estimate_iters_using_array): Prototype
3926 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
3927 Use estimate_iters_using_array instead of analyze_array.
3929 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
3931 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
3934 2005-09-15 Michael Matz <matz@suse.de>
3936 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
3938 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
3940 PR tree-optimization/23835
3941 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
3942 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
3944 2005-09-14 Richard Henderson <rth@redhat.com>
3946 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
3947 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
3949 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
3951 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
3952 in the ARRAY_TYPE case.
3954 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
3956 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
3958 2005-09-14 Uros Bizjak <uros@kss-loka.si>
3961 * tree-vect-transform.c (vectorizable_operation): Return false for
3962 scalar shift operations and for vector shift operations with
3963 non-invariant shift arguments. Use scalar tree operand op1 as
3964 a shift operand when vector shift insn pattern uses scalar shift
3966 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
3968 2005-09-14 Olivier Hainque <hainque@adacore.com>
3970 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
3971 value if it has side-effects.
3973 2005-09-14 David Edelsohn <edelsohn@gnu.org>
3976 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
3978 2005-09-14 Alan Modra <amodra@bigpond.net.au>
3980 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
3981 passed as NAME as if it were label at start of function code.
3983 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
3985 * config/sh/sh.md (*movv4sf_i): Add general register cases to
3988 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
3990 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
3991 as early clobber. Rewrite so the PIC register is not implicitly used.
3993 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3995 * tree.c (annotate_with_file_line): Compare line numbers before
3998 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4001 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4002 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4004 2005-09-13 Ian Lance Taylor <ian@airs.com>
4006 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4007 than a HOST_WIDEST_INT to gen_doloop_begin.
4009 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4011 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4013 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4015 PR tree-optimize/23817
4016 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4018 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4021 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4022 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4023 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4024 (restore_stack_nonlocal): Likewise.
4025 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4027 2005-09-12 Ian Lance Taylor <ian@airs.com>
4030 * c.opt (ffriend-injection): New C++ option.
4031 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4032 (C++ Dialect Options): Document -ffriend-injection.
4034 2005-09-12 Josh Conner <jconner@apple.com>
4037 * ipa-reference.c (static_execute): Don't mark variables in
4038 named sections TREE_READONLY.
4040 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4042 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4045 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4047 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4048 V_MUST_DEF instead of just the first_use_p.
4049 Don't mark the virtual variables for renaming on the statement which
4051 (pass_dse): Remove TODO_update_ssa.
4053 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4056 * stor-layout.c (compute_record_mode): For records with a single
4057 field, actually check the field's mode size against the type size.
4059 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4060 registers for TARGET_SHMEDIA.
4061 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4062 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4063 of GENERAL_REGS and FP_REGS.
4065 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4067 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4069 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4071 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4072 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4073 are omitted. Exclude stack_tie insn too.
4075 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4077 PR rtl-optimization/23098
4078 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4080 * config/rs6000/rs6000.md (movdf splitter): Use
4081 const_double_operand predicate for TARGET_POWERPC64.
4082 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4083 SYMBOL_REF method to ABI_V4.
4085 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4086 replace_equiv_address.
4087 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4088 rs6000_sr_alias_set and MEM_NOTRAP.
4089 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4091 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4093 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4094 handle CALL_EXPR again.
4096 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4098 * arm/predicates.md (alignable_memory_operand): Delete.
4100 2005-09-10 Richard Henderson <rth@redhat.com>
4103 * dbxout.c (dbxout_expand_expr): New.
4104 (dbxout_symbol): Use it.
4106 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4108 * arm.c (arm_gen_rotated_half_load): Delete.
4109 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4110 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4111 (thumb_set_return_address): Likewise.
4112 (thumb_load_double_from_address): Use adjust_address.
4113 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4114 (extendhsisi2_mem, movhi_bytes): Use change_address.
4115 (movhi): Use widen_memory_access.
4116 (reload_out_df): Use replace_equiv_address.
4117 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4119 2005-09-09 Richard Henderson <rth@redhat.com>
4122 * dbxout.c: Include expr.h.
4123 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4124 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4125 * Makefile.in (dbxout.o): Add EXPR_H.
4127 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4129 PR tree-optimization/23509
4130 * tree-cfg.c (replace_uses_by): Use replace_exp.
4131 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4132 pointers have name_mem_tag or type_mem_tag set.
4134 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4136 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4137 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4138 of wrongly accessing operands.
4140 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4142 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4143 * tree-chrec.c: Include tree-scalar-evolution.h.
4144 (chrec_convert): Instantiate the base and step before calling
4145 scev_probably_wraps_p that would fail on parametric evolutions.
4146 Collect all the fails into a single section failed_to_convert,
4147 print a diagnostic, and return chrec_dont_know instead of calling
4149 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4150 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4152 (scev_const_prop): Don't replace the definition of a loop closed ssa
4153 phi node by itself, or by another loop closed ssa phi node.
4154 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4155 that base and step are defined.
4157 2005-09-09 Richard Guenther <rguenther@suse.de>
4160 * fold-const.c (fold_ternary): Check truth_value_p before
4161 calling invert_truthvalue.
4163 2005-09-09 Nick Clifton <nickc@redhat.com>
4165 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4166 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4167 dimension of these arrays.
4168 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4170 * longlong.h: Only provide a prototype for the __clz_tab[] array
4171 if this header has not been included from libgcc2.h.
4172 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4174 Provide prototypes for exported functions.
4175 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4178 2005-09-08 Josh Conner <jconner@apple.com>
4182 * expr.c (expand_expr_addr_expr_1): Don't invoke
4183 expand_simple_binop for EXPAND_INITIALIZER.
4185 2005-09-08 Richard Henderson <rth@redhat.com>
4188 * toplev.c (wrapup_global_declaration_1): Split out ...
4189 (wrapup_global_declaration_2): ... from ...
4190 (wrapup_global_declarations): ... here. Return bool.
4191 (check_global_declaration_1): Split out ...
4192 (check_global_declarations): from here.
4193 (emit_debug_global_declarations): New.
4194 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4195 check_global_declaration_1, emit_debug_global_declarations): Declare.
4196 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4197 of decls. Call wrapup_global_declaration_1,
4198 wrapup_global_declaration_2, check_global_declaration_1 directly.
4199 (c_write_global_declarations_2): New.
4201 (c_write_global_declarations): Call c_write_global_declarations_2.
4202 * langhooks.c (write_global_declarations): Call
4203 emit_debug_global_declarations.
4205 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4206 remove decls that have DECL_RTL_SET_P.
4207 * passes.c (rest_of_decl_compilation): Invoke
4208 cgraph_varpool_finalize_decl for all but functions.
4210 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4212 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4213 the result of a conversion if the new min and max cannot be compared.
4215 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4217 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4218 (override_options): Setting s390_sr_alias_set removed.
4219 (save_fpr, save_gprs): Set alias set to vararg or frame.
4220 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4221 s390_sr_alias_set with get_frame_alias_set ().
4222 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4223 get_varargs_alias_set ().
4225 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4229 * c-parser.c (c_parser_objc_method_definition): If the next
4230 token is not "{", error out and don't start the function.
4232 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4234 * tree-vrp.c (extract_range_from_expr): Move the check for non
4235 nullness after the check for gimple invariant.
4237 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4239 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4241 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4244 * config/m32r.md (movmemsi_internal): Canonicalize order of
4245 operands in PLUS component of template.
4247 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4249 * reload1.c (fixup_eh_region_note): Remove assertion.
4250 (fixup_abnormal_edges): Reverted removal of call to
4251 find_many_sub_basic_blocks made on 2005-08-31.
4253 2005-09-07 Richard Henderson <rth@redhat.com>
4255 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4256 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4257 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4258 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4259 rearrange for better packing.
4260 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4261 (lookup_cfa_1): Remove inline marker.
4262 (cfa_equal_p): Split out of ...
4263 (def_cfa_1): ... here. Use INVALID_REGNUM.
4264 (build_cfa_loc): Handle !cfa->indirect.
4265 (frame_pointer_cfa_offset): New.
4266 (dbx_reg_number): Assert register elimination performed; do
4267 leaf register remapping.
4268 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4269 (eliminate_reg_to_offset): New.
4270 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4271 for verifiably local stack frame addresses; re-base to CFA.
4272 (mem_loc_descriptor): Remove can_use_fbreg argument.
4273 (concat_loc_descriptor, loc_descriptor): Likewise.
4274 (containing_function_has_frame_base): Remove.
4275 (rtl_for_decl_location): Don't do register elimination or
4276 leaf register remapping here.
4277 (secname_for_decl): Split out from ..
4278 (add_location_or_const_value_attribute): ... here.
4279 (convert_cfa_to_loc_list): New.
4280 (compute_frame_pointer_to_cfa_displacement): New.
4281 (gen_subprogram_die): Use them.
4282 * tree.h (frame_base_decl): Remove.
4283 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4284 (prologue_stack_adjust): Remove.
4285 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4286 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4287 (set_frame_base_location): Remove.
4288 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4289 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4290 (vt_add_function_parameters): Don't eliminate_regs.
4291 (vt_initialize): Don't create frame_base_decl.
4293 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4295 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4296 version of GNU binutils for 4.x and later.
4298 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4300 * ggc-page.c (ggc_push_context): Remove.
4301 (ggc_pop_context): Likewise.
4302 * ggc.h (ggc_push_context): Remove.
4303 (ggc_pop_context): Likewise.
4305 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4308 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4309 returning from an interrupt handler.
4311 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4314 * config/arc/arc.c (output_shift): Add check for loop count when
4317 2005-09-06 Steven Bosscher <stevenb@suse.de>
4319 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4321 (abs_replacement): Likewise.
4322 (pass_phiopt): Remove TODO_update_ssa.
4324 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4327 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4328 if "return with no value, in function returning non-void" warning
4330 * tree-cfg.c (execute_warn_function_return): Don't look at
4331 RETURN_EXPRs with TREE_NO_WARNING set.
4334 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4335 for internal functions doesn't use registers used by global registers
4336 variables. Use fewer register parameters if there are global register
4339 2005-09-06 Olivier Hainque <hainque@adacore.com>
4340 Eric Botcazou <ebotcazou@adacore.com>
4343 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4344 when we would be extracting outside its bit span (bitpos+bitsize
4345 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4346 Ada unchecked conversions.
4348 2005-09-06 Steven Bosscher <stevenb@suse.de>
4350 * tree-ssa-pre.c (try_look_through_load): New function.
4351 (compute_avail): Use it to try to look through loads for some
4352 more useful expressions.
4354 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4356 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4357 condition for detecting cases like (a&a) and (a^a).
4359 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4361 * common.opt: Add option ftree-vect-loop-version.
4362 * params.def: Add --param vect-max-version-checks.
4363 * doc/invoke.texi: Document ftree-vect-loop-version and
4364 --param vect-max-version-checks.
4365 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4366 may_misalign_stmts and defines for accessors.
4367 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4368 LOOP_VINFO_MAY_MISALIGN_STMTS.
4369 (destroy_loop_vec_info): VEC_free for
4370 LOOP_VINFO_MAY_MISALIGN_STMTS.
4371 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4372 Update documentation.
4373 (vect_update_misalignment_for_peel): New.
4374 (vect_enhance_data_refs_alignment): Update to choose loop
4375 peeling or loop versioning if appropriate for the (potentially)
4376 unaligned data references in the loop.
4377 (vect_analyze_data_refs_alignment): Remove call to
4378 vect_enhance_data_refs_alignment so the checks can be done
4380 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4381 and move up call to vect_analyze_data_refs_alignment.
4382 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4383 (vect_transform_loop): Add call to loop_version.
4385 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4387 PR rtl-optimization/23098
4388 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4389 * simplify-rtx.c (constant_pool_reference_p): New function.
4390 * rtl.h (constant_pool_reference_p): New prototype.
4391 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4392 constant_pool_reference_p in condition and
4393 avoid_constant_pool_reference in preparation statements.
4395 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4397 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4398 STRICT_LOW_PART SETs.
4400 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4403 * except.c (sjlj_emit_function_enter): Find the function begin
4404 note even when it's not in first basic block.
4406 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4408 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4409 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4410 * aclocal.m4: Regenerate.
4412 2005-09-05 DJ Delorie <dj@redhat.com>
4414 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4417 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4419 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4420 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4421 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4422 Follow spelling conventions.
4423 * doc/invoke.texi: Follow spelling conventions.
4425 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4427 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4428 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4429 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4431 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4434 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4435 (output_stack_adjust): Use gen_tmp_stack_mem.
4436 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4437 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4438 (sh_get_pr_initial_val): Likewise.
4439 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4440 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4441 * sh.md (divsi_inv_m0): Use gen_const_mem.
4442 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4443 (movdf_i4+1): Use gen_tmp_stack_mem.
4444 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4445 (fpu_switch+2): Likewise.
4446 (movv4sf_i, movv16sf_i): Use adjust_address.
4447 (symGOT_load): Set MEM_NOTRAP_P bit.
4449 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4452 * pa.c (emit_move_sequence): Fix typo in last change.
4454 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4456 PR rtl-optimization/23454
4457 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4460 2005-09-03 Richard Henderson <rth@redhat.com>
4461 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4464 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4467 2005-09-02 Nicolas Pitre <nico@cam.org>
4469 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4470 to bit_count to 32 bits.
4472 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4475 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4476 generating synthetic loads from volatile lvalues.
4478 005-09-02 Nick Clifton <nickc@redhat.com>
4480 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4481 __ctzhi2, __clzhi2): New functions.
4483 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4486 * tree-nested.c (struct var_map_elt): Mark with GTY.
4487 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4489 (lookup_field_for_decl): Allocate new element in GC memory.
4490 (lookup_tramp_for_decl): Likewise.
4491 (convert_nl_goto_reference): Likewise
4492 (create_nesting_tree): Allocate info in GC memory. Likewise for
4494 (free_nesting_tree): Free with ggc_free instead of free.
4495 (root): New static variable.
4496 (lower_nested_functions): Remove root as local variable. And zero out
4497 root at the end of the function.
4499 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4501 PR rtl-optimization/20365
4502 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4503 to short. New member ix.
4504 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4505 (simplify_plus_minus): Initialize ix members before calling qsort.
4507 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4509 PR tree-optimization/23626
4510 * tree-cfg.c (replace_uses_by): Clean up eh info.
4512 2005-09-01 DJ Delorie <dj@redhat.com>
4514 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4517 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4519 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4520 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4523 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4525 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4526 do not issue warning for a variable definition following
4529 2005-09-01 Richard Henderson <rth@redhat.com>
4532 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4533 conversion to CONST_VECTOR.
4535 2005-09-01 Richard Henderson <rth@redhat.com>
4538 * reload1.c (reload_as_needed): Check !CALL_P before calling
4539 fixup_eh_region_note.
4540 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4542 2005-09-01 DJ Delorie <dj@redhat.com>
4544 * varasm.c (output_constant): Let the target resolve
4545 conversions of addresses to non-default pointer sizes.
4547 2005-09-01 Nicolas Pitre <nico@cam.org>
4549 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4550 to alow matching ARM pre-indexed addressing mode.
4551 (arm_override_options): Remove now irrelevant comment.
4553 2005-09-01 Phil Edwards <phil@codesourcery.com>
4555 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4556 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4557 * config/i386/vxworks.h: Likewise.
4558 * config/i386/t-vxworksae: New file, for VxWorks AE.
4559 * config/i386/vxworksae.h: Likewise.
4561 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4563 PR tree-optimization/23410
4564 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4565 sequence is not wrapping during the first step.
4567 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4570 * dwarf2out.c (base_type_die): Compare char_type_node with
4571 TYPE_MAIN_VARIANT (type), not type.
4573 2005-09-01 Richard Guenther <rguenther@suse.de>
4575 PR tree-optimization/15366
4576 * common.opt: Add -finline-functions-called-once.
4577 Put -fearly-inlining in alphabetically ordered place.
4578 * doc/invoke.texi: Document new option.
4579 * ipa-inline.c (cgraph_decide_inlining): Honour
4580 flag_inline_functions_called_once.
4582 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4584 PR rtl-optimization/23478
4585 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4586 (alloc_qty): Initialize it.
4587 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4588 (combine_regs): Combine also n_throwing_calls_crossed fields.
4589 (find_free_reg): Don't attempt to caller-save pseudos crossing
4590 calls that might throw.
4591 * global.c (struct allocno): Add throwing_calls_crossed field.
4592 (global_alloc): Revert 2005-08-22 change. Initialize
4593 throwing_calls_crossed.
4594 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4597 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4600 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4601 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4602 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4603 (and64_2_operand): Tweak to use predicate.
4604 (and_operand): Adjust for mask_operand changes.
4605 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4606 (print_operand): Likewise.
4607 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4608 (mask64_1or2_operand): Delete.
4609 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4610 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4611 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4612 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4613 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4614 (rotldi3_internal4): Likewise.
4615 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4616 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4617 (ashldi3_internal7): Likewise.
4618 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4619 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4620 (anddi3 split): Don't match mask64_operand.
4621 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4622 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4623 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4624 't' splitter predicate.
4625 (movdi_internal64 + 2): Revert 2005-06-11 change.
4627 2005-08-31 DJ Delorie <dj@redhat.com>
4629 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4630 (m32c_asm_integer): Add support for 32 bit pointers.
4632 2005-08-31 Richard Henderson <rth@redhat.com>
4634 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4635 component-like references for setting MEM_NOTRAP_P.
4637 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4638 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4640 2005-08-31 Richard Henderson <rth@redhat.com>
4642 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4643 into a pseudo before applying gen_lowpart.
4645 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4647 * doc/install.texi (Specific): Update cctools version required
4648 for full functionality.
4649 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4650 linkers as -macosx_version_min.
4652 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4655 * sh.c (print_operand, %R and %S): Add handling of floating point
4656 registers, memory, constants and invalid operands.
4658 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4660 * ipa-pure-const.c: Change dump name.
4662 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4665 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4666 to "reg_or_0_operand".
4667 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4669 2005-08-31 Dale Johannesen <dalej@apple.com>
4671 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4672 loops that count down.
4674 2005-08-31 Richard Henderson <rth@redhat.com>
4677 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4678 (fixup_eh_region_note): New.
4679 (reload_as_needed): Call it.
4680 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4681 don't call find_many_sub_basic_blocks; call verify_flow_info.
4682 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4683 (keep_stack_depressed): Likewise.
4684 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4686 2005-08-31 Richard Henderson <rth@redhat.com>
4688 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4691 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4693 * expr.c (expand_expr_real_1): Compare size of address
4694 mode to target's address mode size in deciding expansion of
4695 the constant address.
4697 2005-08-31 Richard Guenther <rguenther@suse.de>
4700 * expr.c (all_zeros_p): New function.
4701 (expand_expr_real_1): Handle the case of an all-zero
4702 non-addressable constructor separately.
4704 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4706 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4707 arguments, adjust all callers.
4708 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4710 2005-08-30 Richard Henderson <rth@redhat.com>
4713 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4714 whenever the mode sizes match.
4716 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4718 * calls.c (load_register_parameters): Fix comment typo.
4719 * expr.c (emit_push_insn): Comment formatting.
4721 2005-08-30 Ian Lance Taylor <ian@airs.com>
4723 * config/i386/x-cygwin (host-cygwin): Change dependency from
4724 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4726 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4728 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4731 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4734 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4735 call to ggc_collect.
4737 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4740 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4741 beginning. Remove $(INCLUDES) from all the rules, if following
4742 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4744 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4747 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4748 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4749 not constant, but maxlen is, don't set len to maxlen, rather
4750 set maxlen to len if len is a constant.
4752 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4754 PR tree-optimization/23475
4755 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4758 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4760 Fix PR middle-end/22455
4762 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4763 Checksum only the parts of the tree that exist for the tree code.
4765 2005-08-28 Dale Johannesen <dalej@apple.com>
4767 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4769 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4771 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4773 2005-08-28 Richard Henderson <rth@redhat.com>
4775 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4776 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4779 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4782 * builtins.c (get_memory_rtx): Don't strip nops
4783 in between COMPONENT_REFs.
4785 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4788 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4790 (gimplify_modify_expr): Check for zero sized types and gimplify the
4791 rhs and lhs as statements.
4793 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4796 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4797 state for return address column of signal frames.
4799 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4802 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4803 bytes >= 2 not bytes == 2.
4804 (expand_block_move): Same.
4806 2005-08-27 Richard Guenther <rguenther@suse.de>
4809 * config/i386/sse.md (sse2_movsd): Add missing closing
4812 2005-08-27 Paul Brook <paul@codesourcery.com>
4814 * genrecog.c (enum decision_type): Add DT_num_insns.
4815 (struct decision_test): Add u.num_insns.
4816 (add_to_sequence): Add DT_num_insns test.
4817 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4818 (write_cond, debug_decision_2): Ditto.
4819 (change_state): Assume peep2_next_insn never fails.
4820 Remove "afterward" argument.
4821 (write afterward, write_tree): Update to match.
4822 * recog.c (peep2_current_count): New variable.
4823 (peep2_next_insn): Check it.
4824 (peephole2_optimize): Set peep2_current_count.
4825 * recog.h (peep2_current_count): Declare.
4827 2005-08-26 Josh Conner <jconner@apple.com>
4830 * ipa-pure-const.c (check_tree): Check for volatile-ness
4831 when considering a dereference.
4833 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4835 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4837 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4839 PR rtl-optimization/23561
4840 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4841 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4842 at most LEN bytes long memory fits into the field.
4843 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4844 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4845 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4847 2005-08-26 Richard Henderson <rth@redhat.com>
4850 * loop.c (biased_biv_may_wrap_p): New.
4851 (maybe_eliminate_biv_1): Use it to suppress non-equality
4852 comparison transformations. Delete disabled code.
4854 2005-08-26 Ian Lance Taylor <ian@airs.com>
4856 * combine.c (make_extraction): Avoid reference outside object.
4858 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4860 * stor-layout.c (finalize_type_size): Restore behaviour for
4861 non-aggregate types to the status quo ante of the patch for
4862 pr 23467. Document why it matters.
4864 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4867 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4868 array by one element, initialize the BT_LAST element with NULL.
4870 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4872 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
4873 optimizing for size.
4875 (compare_plus_eqsi): Same.
4876 (plus_eqsi_compare): Same.
4877 (neg_eq0<mode>): Same.
4878 (neg_eq<mode>): Same.
4880 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
4883 2005-08-26 Nick Clifton <nickc@redhat.com>
4885 * config/v850/v850.c (ep_memory_operand): Return FALSE if
4886 TARGET_EP is not defined.
4887 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
4888 TARGET_EP is enabled.
4889 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
4890 * config/v850/v850.md (save_all_interrupt): Only use the EP
4891 register if TARGET_EP is defined.
4892 (restore_all_interrupt): Likewise.
4893 * config/v850/lib1funcs.asm: Update functions so that the EP
4894 register is only used if __EP__ is defined.
4896 2005-08-26 David Ung <davidu@mips.com>
4898 * config/mips/mips.c (mips_expand_prologue): Handle case when
4899 generating for MIPS16 and the outgoing argument area is more than
4900 SMALL_OPERAND. Use the frame pointer as temporary to generate the
4903 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
4905 * config/crx/crx.md: Make doloop_end pattern usage controllable
4906 via mloop-nesting=<max-nesting> command line switch. Make sure
4907 the combiner cannot use doloop_end_<mode> in an illegal way.
4908 * config/crx/crx.c: Use regs up to r6 for argument passing.
4909 Refine crx_address_cost (non cst4 displacements are expensive).
4910 * config/crx/crx.opt: Add switch for mloop-nesting=.
4912 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
4914 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
4915 (UNSPEC_MVST): New constant.
4917 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
4919 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
4920 Reject operands containing eliminable registers.
4921 * testsuite/gcc.dg/20050825-1.c: New testcase.
4923 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4924 Jan Hubicka <jh@suse.cz>
4926 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
4928 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4930 PR tree-optimization/23546
4931 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
4934 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
4936 * params.def (PARAM_MIN_SPEC_PROB): New.
4937 * sched-rgn.c (MIN_PROBABILITY): Delete.
4938 (compute_trg_info): Convert to PARAM_VALUE.
4939 * doc/invoke.texi (param): Document min-spec-prob.
4941 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
4943 * config/darwin.h: define __PIC__
4944 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
4945 TARGET_OS_CPP_BUILTINS macro.
4947 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4949 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
4952 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4954 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
4956 * cfghooks.c (duplicate_block): Added position where to place
4957 new block as argument.
4958 * cfghooks.h (duplicate_block): Declaration changed.
4959 * cfglayout.c (copy_bbs): Add argument after. Pass it to
4961 * cfglayout.h (copy_bbs): Declaration changed.
4962 * cfgloop.h (loop_version): Declaration changed.
4963 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
4964 position to copy_bbs.
4965 (loop_version): Pass position to duplicate_loop_to_header_edge.
4966 Add place_after argument and position new blocks according to
4968 * modulo-sched.c (sms_schedule): Pass place_after argument
4970 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
4971 * tree-cfg.c (split_edge_bb_loc): New function.
4972 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
4973 to determine position of new blocks.
4974 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
4976 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
4977 argument to duplicate_block.
4978 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
4979 Pass position to copy_bbs.
4981 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
4983 * fold-const.c (ptr_difference_const): Use
4984 cst_and_fits_in_hwi instead of host_integerp.
4986 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
4988 * config/darwin.c (gen_pic_offset): New.
4989 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
4992 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
4994 PR tree-optimization/23486
4995 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
4997 2005-08-23 Phil Edwards <phil@codesourcery.com>
4999 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5000 remove use_collect2.
5001 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5003 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5004 configuration files to override the default value.
5006 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5007 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5008 * config/vx-common.h: New file, split out from...
5009 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5010 * config/vxworksae.h: New file, for VxWorks AE.
5011 * config/vxworks.opt: New file.
5012 * config/vxlib.c: Update for VxWorks 6.
5014 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5015 other MULTILIB_* variables appropriately.
5016 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5017 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5018 * config/rs6000/vxworks.h: Update for VxWorks 6.
5019 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5021 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5024 * config/darwin.c (machopic_select_section): Remove the hack to
5025 mark "::operator new" and "::operator delete" for coalescing
5026 even though they are not weak.
5028 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5030 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5031 * configure: Regenerate.
5033 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5036 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5038 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5039 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5042 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5044 * config/rs6000/predicates.md (equality_operator): New.
5045 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5046 comparison with a large constant.
5048 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5050 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5052 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5054 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5055 registers is even, and we have a hardware double precision fp,
5057 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5058 size of current argument when checking if argument was passed in
5061 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5064 * stor-layout.c (finalize_type_size): Dont override
5065 existing alignment with a smaller alignment from the mode.
5067 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5069 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5070 * lambda.h (lambda_vector_lexico_pos): ... here.
5071 * tree-data-ref.c (build_classic_dist_vector): Return false when
5072 the distance vector is lexicographically negative.
5074 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5076 PR tree-optimization/23511
5077 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5078 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5080 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5082 PR tree-optimization/22043
5083 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5084 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5085 If ALLOW_FLEXARR, handle types ending with flexible array member.
5086 Pass false as second argument to recursive count_type_elements calls.
5087 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5088 argument to count_type_elements call.
5089 * tree-sra.c (decide_block_copy): Likewise.
5090 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5091 for a constant-sized object, set cleared as well. Pass true as
5092 second argument to count_type_elements call.
5094 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5097 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5098 from legitimate_small_data_p, and make global. Update use.
5099 Remove forward declaration.
5100 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5102 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5104 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5106 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5107 of scratch intermediates.
5108 (eq<mode>_compare): Same.
5109 (neg_eq0<mode>): New.
5110 (neg_eq<mode>): Convert to define_insn_and_split.
5112 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5115 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5116 stdarg functions, set/clear the fp marker even when no variable
5118 * config/rs6000/sysv4.opt (mprototype): Describe.
5120 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5122 PR rtl-optimization/23478
5123 * regs.h (reg_info): Add throw_calls_crossed.
5124 (REG_N_THROWING_CALLS_CROSSED): Define.
5125 * flow.c (allocate_reg_life_data): Initialize
5126 REG_N_THROWING_CALLS_CROSSED.
5127 (propagate_one_insn, attempt_auto_inc): Update
5128 REG_N_THROWING_CALLS_CROSSED.
5129 * global.c (global_alloc): Don't allocate pseudos across
5130 calls that may throw.
5132 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5135 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5136 value is inbetween the range if we did not find an exact match.
5138 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5140 * doc/invoke.texi (Option Summary): Add ms1 options.
5141 * doc/extend.texi: Document interrupt handler attribute for ms1.
5142 * doc/md.texi: Document ms1 constraints.
5143 * config.gcc: Add ms1-*-elf.
5144 * config/ms1/ms1.h: New.
5145 * config/ms1/ms1.c: New.
5146 * config/ms1/ms1.md: New.
5147 * config/ms1/ms1-protos.h: New.
5148 * config/ms1/ABI.txt: New.
5149 * config/ms1/crti.asm: New.
5150 * config/ms1/crtn.asm: New.
5151 * config/ms1/lib2extra-funcs.c: New.
5152 * config/ms1/t-ms1: New.
5153 * config/ms1/ms1.opt: New.
5155 2005-08-22 Ira Rosen <irar@il.ibm.com>
5157 * config/rs6000/altivec.md (xorv4sf3): New.
5158 (negv4sf2, neg<mode>2): Likewise.
5160 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5163 * config/ia64/ia64.md (divsi3): Check divide by zero.
5164 (udivsi3): Likewise.
5166 (udivdi3): Likewise.
5168 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5170 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5171 up to elem_bitsize bits, not max_bitsize.
5173 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5175 PR tree-optimization/23433
5176 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5177 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5179 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5181 PR tree-optimization/23434
5182 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5183 the iteration bound is not an INTEGER_CST.
5185 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5187 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5188 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5189 NULL if need_epilog_adjust is false.
5190 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5191 Case 3 always peels first itration, not just for PLUS case, and no need
5192 to use scalar_initial_def here. Create an epilog adjustment only if
5193 scalar_initial_def is not NULL.
5195 (vectorizable_reduction): Remove assert.
5197 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5200 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5201 (__moddi3): Likewise.
5202 (__udivdi3): Likewise.
5203 (__umoddi3): Likewise.
5204 (__divsi3): Likewise.
5205 (__modsi3): Likewise.
5206 (__udivsi3): Likewise.
5207 (__umodsi3): Likewise.
5209 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5211 * tree-pass.h (TDF_GRAPH): Define.
5212 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5213 * passes.c (finish_optimization_passes): Only call
5214 finish_graph_dump_file if TDF_GRAPH is set.
5215 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5216 NULL. Set TDF_GRAPH bit.
5217 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5219 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5221 * arm.h (arm_stack_offsets): Add locals_base field.
5222 * arm.c (arm_get_frame_offsets): Compute it.
5223 (thumb_compute_initial_elimination offset): Make the Thumb frame
5224 pointer point to the base of the local variables.
5225 (thumb_expand_prologue): Update accordingly.
5226 (thumb_expand_epilogue): Likewise.
5228 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5229 mode of clobbered scratch to DImode. Handle a case that's known to
5232 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5234 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5235 (gt0<mode>_compare): Delete.
5236 (neg_gt0<mode>): Delete.
5238 2005-08-19 Eric Christopher <echristo@apple.com>
5240 * optabs.h: Change CTI_ to COI_.
5243 2005-08-19 James E Wilson <wilson@specifix.com>
5245 * builtins.c (expand_builtin_return_addr): Set
5246 current_function_accesses_prior_frames when count != 0. Use
5247 frame_pointer_rtx when count == 0.
5248 * function.h (struct function): Add accesses_prior_frames field.
5249 (current_function_accesses_prior_frames): Define.
5250 * reload1.c (init_elim_table): Check
5251 current_function_accesses_prior_frames.
5252 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5254 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5256 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5257 indicator. Return true if the flowgraph changed during
5260 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5263 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5264 conditional expression before testing its value.
5266 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5268 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5270 2005-08-19 Devang Patel <dpatel@apple.com>
5272 PR tree-optimization/23048
5273 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5274 third parameter. Check whether latch is dominated by exit
5276 (if_convertible_loop_p): Supply exit block itself to
5277 if_convertible_bb_p.
5279 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5282 * arm.md (arm_load_pic_register): Change argument to the mask of
5283 saved registers. Call thumb_find_work_register if we need a
5284 scratch register on Thumb.
5285 (arm_expand_prologue): Pass empty register set to
5286 arm_load_pic_register.
5287 (thumb_expand_prologue): Pass live_regs_mask directly to
5288 arm_load_pic_register.
5289 * arm-protos.h (arm_load_pic_register): Update prototype.
5291 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5293 * sh.c (find_sole_member): New function.
5294 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5295 if the record's alignment is larger than the size of its only member.
5297 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5300 * arm.c (thumb_legitimize_reload_address): New function.
5301 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5302 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5304 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5306 * config/crx/crx.c: Implement crx_decompose_address. Reject
5307 symbolic displacements since CRX register relative adressing
5308 mode can't handle unsigned 32-bit values as displacements.
5309 * config/crx/crx.h: Simplify definitions, remove redundant
5310 parenthesis and obsolete macros.
5311 * config/crx/crx.opt: Add new switch for debugging addresses.
5312 * config/crx/crx-protos.h: Add new declarations for above.
5314 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5317 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5320 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5322 * collect2.c (dup2): Delete.
5323 * configure.ac: Don't check for dup2.
5325 * config.in, configure: Regenerate.
5327 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5329 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5330 record with the type of its only member.
5332 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5334 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5335 define_insn_and_split.
5336 (plus_ltu<mode>_compare): Same.
5337 (gtu<mode>_compare): Same.
5338 (plus_gtu<mode>_compare): Same.
5340 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5342 PR tree-optimization/22228
5343 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5345 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5346 are recorded in vect_vnames_to_rename for renaming.
5347 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5348 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5349 in vect_vnames_to_rename.
5350 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5351 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5353 2005-08-18 Jan Hubicka <jh@suse.cz>
5356 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5357 info only for local statics, not for member variables.
5359 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5361 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5363 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5365 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5367 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5370 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5372 2005-08-17 James E Wilson <wilson@specifix.com>
5374 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5377 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5379 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5380 (leu<mode>_compare): Same.
5381 (plus_leu<mode>): Same.
5382 (neg_leu<mode>): Same.
5383 (and_neg_leu<mode): Same.
5384 (ltu<mode>_compare): Same.
5385 (plus_ltu<mode>): Same.
5387 (geu<mode>_compare): Same.
5388 (plus_geu<mode>): Same.
5389 (neg_geu<mode>): Same.
5390 (and_neg_geu<mode>): Same.
5391 (plus_gt<mode>): Same.
5392 (gtu<mode>_compare): Same.
5393 (plus_gtu<mode>): Same.
5395 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5397 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5398 Move call_table_data to end. Delete spurious .text.
5399 (callt_save_all_interrupt): Fix comment typo.
5401 2005-08-17 James E Wilson <wilson@specifix.com>
5402 Kevin Winchester <winchester@amirix.com>
5405 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5407 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5410 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5411 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5413 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5415 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5416 record with the type of its only member if the modes don't match.
5418 * varasm.c (decode_reg_name): Skip empty additional register names.
5420 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5422 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5423 lsm_tmp_name_length): New.
5424 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5425 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5427 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5428 Andreas Krebbel <krebbel1@de.ibm.com>
5430 * config.gcc: Added z9-109 switch.
5431 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5432 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5433 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5434 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5435 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5436 for "z9_109" cpu attribute.
5437 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5438 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5439 (s390_handle_arch_option): Added z9-109 switch.
5440 (override_options): Set respective cost function for z9-109.
5441 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5442 (legitimate_reload_constant_p): Accept extended immediates.
5443 (print_operand): Three new output modifiers added: k, m and o.
5444 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5445 (s390_output_mi_thunk): Use extended immediate when possible.
5446 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5447 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5448 (CONSTRAINT_LEN): Added length of O constraint.
5449 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5450 * config/s390/s390.md ("cpu"): New value z9_109 added.
5451 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5452 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5453 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5454 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5455 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5456 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5457 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5458 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5459 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5460 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5461 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5462 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5463 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5464 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5465 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5467 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5468 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5469 insns for TARGET_EXTIMM.
5471 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5473 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5475 2005-08-17 Nick Clifton <nickc@redhat.com>
5477 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5478 Call default_encode_section_info.
5480 2005-08-17 Steven Bosscher <stevenb@suse.de>
5482 PR tree-optimization/21574
5483 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5484 constant, return CONSTANT.
5485 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5486 (ccp_fold, visit_assignment): Likewise.
5487 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5489 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5491 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5492 fold_buildN instead of buildN then fold_initializer or fold.
5493 (build_unary_op): Likewise.
5494 (build_binary_op): Likewise.
5495 * fold-const.c (fold_initializer): Remove.
5496 (fold_build1_initializer): New function.
5497 (fold_build2_initializer): New function.
5498 (fold_build3_initializer): New function.
5499 * tree.h (fold_initializer): Remove.
5500 (fold_build1_initializer): New function.
5501 (fold_build2_initializer): New function.
5502 (fold_build3_initializer): New function.
5504 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5506 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5507 (try_move_mult_to_index): Call fold_build2 instead of build2.
5508 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5509 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5510 fold_binary_to_constant.
5511 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5513 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5514 check if A == gcd (A, B). Remove TYPE argument.
5515 (analyze_offset) Use fold_build2 instead of fold (build.
5516 (create_data_ref): Likewise.
5517 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5518 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5521 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5523 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5524 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5526 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5529 * gimplify.c (zero_sized_type): New function.
5530 (gimplify_modify_expr_rhs): If we have a zero sized type,
5531 replace the statement with an empty statement.
5533 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5535 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5538 2005-08-16 Ian Lance Taylor <ian@airs.com>
5540 * doc/tm.texi (Label Output): Correct typo.
5542 2005-08-16 Steven Bosscher <stevenb@suse.de>
5545 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5546 force_operand will work later on using have_insn_for.
5548 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5550 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5552 2005-08-16 Ian Lance Taylor <ian@airs.com>
5555 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5556 vector type, don't try to construct it element by element. Add an
5557 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5559 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5561 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5563 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5565 * doc/invoke.texi (Precompiled Headers): Document some more options
5566 which are known to be safe.
5568 2005-08-16 James E Wilson <wilson@specifix.com>
5570 PR tree-optimization/21105
5571 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5572 TREE_OVERFLOW check.
5574 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5576 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5577 (neg_ltu<mode>): Same.
5579 (neg_gtu<mode>): Same.
5581 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5583 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5584 (fold_builtin_isdigit): Use fold_buildN.
5585 (build_function_call_expr): Likewise.
5586 * c-typeck.c (c_finish_loop): Likewise.
5588 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5589 Richard Shann <rshann@superh.com>
5591 PR middle-end/20396:
5592 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5594 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5596 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5598 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5601 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5602 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5605 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5608 * fold-const.c (build_range_check): Disable optimization for function
5609 pointer expressions on targets that require function pointer
5612 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5614 * simplify-rtx.c (simplify_const_relational_operation): When
5615 extracting arguments of a COMPARE, recompute the mode as well.
5617 2005-08-15 Ian Lance Taylor <ian@airs.com>
5619 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5621 2005-08-15 DJ Delorie <dj@redhat.com>
5623 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5625 (movsi_splittable): Allow, but split, moves to the stack.
5626 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5629 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5631 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5632 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5633 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5635 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5636 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5637 Delete HOST_PTR_PRINTF.
5639 * configure, config.in: Regenerate.
5641 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5643 * config/rs6000/rs6000.md (QHSI): New mode macro.
5644 (wd): Extend mode attr for QImode and HImode
5645 (dbits): New mode attr.
5646 (zero_extend<mode>di2): Convert to mode macro.
5648 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5651 * doc/invoke.texi (-mgnu-ld): Update description.
5654 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5657 * Makefile.in (tree-chrec.o): Depends on real.h.
5658 * tree-chrec.c: Include real.h.
5659 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5660 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5661 * tree-scalar-evolution.c (add_to_evolution_1,
5662 interpret_rhs_modify_expr): Ditto.
5664 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5667 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5668 step is negative compute the estimation from init downwards to zero.
5670 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5672 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5674 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5676 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5678 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5679 Accept double-word constants that can be split.
5680 * config/s390/s390.md ("movti"): Use 'P' constraint.
5681 ("*movdi_31", "*movdf_31"): Likewise.
5683 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5685 Fix PR tree-optimization/22615
5687 * tree-ssa-structalias.c (solution_set_add): Handle
5688 first_vi_for_offset returning NULL.
5689 (do_da_constraint): Ditto.
5690 (do_sd_constraint): Ditto.
5691 (do_ds_constraint): Ditto
5692 (find_func_aliases): Ditto.
5693 (build_constraint_graph): RHS is allowed be ANYTHING.
5694 (first_vi_for_offset): Return NULL if we couldn't find anything at
5697 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5699 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5700 over memory as first operand.
5702 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5705 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5706 available for setting it.
5708 2005-08-14 Ira Rosen <irar@il.ibm.com>
5710 PR tree-optimization/23320
5711 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5712 data-refs' types instead of base object nullness. Add check for
5713 pointer type data-refs before first location comparison. Remove
5716 2005-08-14 Andreas Schwab <schwab@suse.de>
5718 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5720 2005-08-13 James E Wilson <wilson@specifix.com>
5722 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5723 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5724 -fstack-protector-all, --param ssp-buffer-size): Document.
5725 (-Wvariadic-macros): Alphabetize.
5726 (-fsched-stalled-insns-dep): Add missing 'f'.
5728 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5731 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5733 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5734 or indirect address operand.
5735 (EXTRA_ADDRESS_CONSTRAINT): New.
5736 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5738 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5740 PR tree-optimization/22236
5741 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5742 successors and predecessors.
5743 * tree-chrec.c (chrec_convert): Before converting, check that
5744 sequences don't wrap.
5745 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5746 (analyze_array): Extern.
5747 (find_data_references_in_loop): Remove call to
5748 compute_estimated_nb_iterations.
5749 * tree-data-ref.h (analyze_array): Declared.
5750 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5751 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5752 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5753 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5755 * tree-ssa-loop-ivcanon.c: Fix documentation.
5756 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5757 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5758 (infer_loop_bounds_from_undefined): New.
5759 (estimate_numbers_of_iterations_loop): Use
5760 infer_loop_bounds_from_undefined.
5761 (used_in_pointer_arithmetic_p): New.
5762 (scev_probably_wraps_p): Pass an extra parameter. Call
5763 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5764 (convert_step): Fix documentation.
5765 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5766 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5767 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5768 scev_probably_wraps_p.
5770 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5772 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5773 (s390_register_info): Ignore clobbered_regs information for fixed
5774 registers, and only fixed registers.
5775 (s390_init_frame_layout): Remove redundant call.
5777 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5779 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5780 description of -Wold-style-casts.
5782 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5783 Jakub Jelinek <jakub@redhat.com>
5785 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5786 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5787 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5788 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5789 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5790 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5791 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5792 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5793 ("stack_protect_set", "stack_protect_test"): New expanders.
5794 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5795 "stack_protect_testdi"): New insn definitions.
5797 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5799 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5801 2005-08-12 Paul Brook <paul@codesourcery.com>
5803 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5805 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5807 * config/s390/predicates.md (setmem_operand): New predicate.
5808 (shift_count_operand): Accept ANDs with special constants as
5810 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5811 with special constants.
5812 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5813 shift_count_operand with setmem_operand.
5815 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5817 * config/s390/s390.c (s390_extract_part, s390_single_part):
5819 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5820 (s390_output_mi_thunk): Don't use lg on 31 bit.
5821 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5822 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5824 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5826 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5827 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5828 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5829 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5830 with one of the new macros.
5832 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5834 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5835 Don't set save_return_addr_p.
5836 (s390_register_info): Make clobbered_regs not depending on
5839 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5841 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5842 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5844 2005-08-11 James E. Wilson <wilson@specifix.com>
5846 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5848 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5850 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5851 locations gathered by var-tracking in single entry loc_list
5852 over loc_descriptor_from_tree.
5854 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5855 pass it down to loc_descriptor.
5856 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5857 (containing_function_has_frame_base): Move earlier in the file.
5858 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5859 instead of always assuming fbreg can't be used.
5861 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5863 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5864 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5865 Accept address wrapped in AND for Altivec.
5866 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5867 Strip AND wrapping offset address for Altivec.
5869 2005-08-11 Richard Henderson <rth@redhat.com>
5872 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
5873 before using TYPE_IS_SIZETYPE.
5875 2005-08-11 Richard Henderson <rth@redhat.com>
5878 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
5879 insn types not present on ev4.
5880 (alphaev5_insn_pipe): Similarly.
5882 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
5885 * arm.c (arm_override_options): If the user has selected callee-super-
5886 interworking, then enable normal interworking.
5888 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5890 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
5893 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
5895 * doc/rtl.texi: Fix two typos.
5897 2005-08-11 Richard Guenther <rguenther@suse.de>
5900 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
5901 cases where we call to/from functions returning void.
5903 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
5906 * tree.c (build_pointer_type_for_mode): Robustify.
5908 2005-08-10 James E Wilson <wilson@specifix.com>
5910 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
5911 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
5913 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
5916 2005-08-10 Eric Christopher <echristo@apple.com>
5918 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
5919 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
5922 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
5925 * config/darwin.c (machopic_indirect_data_reference): Use a new register
5926 for the high part when generating dynamic-no-pic code.
5928 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
5930 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
5931 (x86_64-*-linux*): Likewise.
5933 * config/i386/crtfastmath.c: New file.
5934 * config/i386/t-crtfm: Likewise.
5936 * config/i386/linux.h (ENDFILE_SPEC): New.
5937 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
5939 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
5942 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
5944 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
5945 (vec_shl, vec_shr): Document new operations.
5946 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
5948 2005-08-10 David Edelsohn <edelsohn@gnu.org>
5950 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
5951 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
5952 change predicate to indexed_or_indirect_address.
5954 2005-08-10 Richard Sandiford <richard@codesourcery.com>
5956 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
5957 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
5958 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
5959 and __aeabi_uwrite8.
5960 * config/arm/unaligned-funcs.c: New file.
5961 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
5963 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
5965 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
5967 * cfglayout.c (pass_insn_locators_initialize): Add dump.
5968 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
5970 * except.c (pass_convert_to_eh_region_ranges): Add dump.
5971 * final.c (pass_shorten_branches): Add dump.
5972 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
5973 (pass_life): Rename dump.
5974 (rest_of_handle_flow2): Remove initial verify_flow_info.
5975 * function.c (pass_instantiate_virtual_regs): Add dump.
5976 * integrate.c (pass_initial_value_sets): Add dump.
5977 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
5978 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
5979 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
5980 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
5981 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
5982 gate_rtl_unrool_and_peel_loops): New.
5983 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
5984 rtl_doloop): Do not look at flags.
5985 * mode-switching.c (pass_mode_switching): Add dump.
5986 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
5987 pass_split_before_regstack): Add dump.
5988 * regmove.c (pass_stack_adjustments): Add dump.
5989 * tree-optimize.c (pass_fixup_cfg): Add dump.
5991 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
5994 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
5995 deciding which instruction sequence to use.
5997 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
5999 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6000 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6002 2005-08-09 Richard Guenther <rguenther@suse.de>
6004 * c-common.c (builtin_function_2): Remove.
6005 (def_builtin_1): New function.
6006 (c_common_nodes_and_builtins): Use def_builtin_1 to
6007 build builtin functions.
6009 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6011 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6012 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6013 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6016 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6018 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6019 fold_binary instead of fold_build2 since we don't care about the
6021 (loop_niter_by_eval): Likewise.
6022 (compare_trees): Likewise.
6023 (proved_non_wrapping_p): Likewise.
6025 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6029 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6030 if the if is really empty.
6032 2005-08-09 Steven Bosscher <stevenb@suse.de>
6034 PR tree-optimization/23234
6035 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6036 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6037 argument of the new enum.
6038 (execute_cse_reciprocals): Add reciprocals for function arguments
6039 on the unique successor edge of the entry block. Update other calls
6040 to execute_cse_reciprocals_1.
6042 2005-08-08 Richard Henderson <rth@redhat.com>
6045 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6047 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6049 * expr.c (write_complex_part): Return after handling MEM.
6051 2005-08-08 Josh Conner <jconner@apple.com>
6053 PR rtl-optimization/23241
6054 * combine.c (simplify_comparison): Fix error in determining
6055 whether to lift a subreg from comparison.
6057 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6060 * config/rs6000/altivec.md (vec_init<mode>): New.
6061 (vec_set<mode>): New.
6062 (vec_extract<mode>): New.
6063 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6064 (rs6000_expand_vector_set): New.
6065 (rs6000_expand_vector_extract): New.
6066 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6067 for Altivec modes before reload.
6068 (altivec_expand_vec_init_builtin): New.
6069 (get_element_number): New.
6070 (altivec_expand_vec_set_builtin): New.
6071 (altivec_expand_vec_ext_builtin): New.
6072 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6074 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6076 * config/rs6000/rs6000.h (rs6000_builtins): Add
6077 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6078 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6079 * config/rs6000/rs6000-protos.h: Declare new functions.
6081 2005-08-08 Jan Hubicka <jh@suse.cz>
6083 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6084 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6085 * i386.md (movdi*): Use pic_32bit_operand.
6086 * predicates.md (pic_32bit_operand): New.
6088 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6091 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6093 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6095 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6096 (test_for_singularity): Use fold_build2.
6098 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6100 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6102 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6104 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6105 (COMMON_ASM_OP) Define.
6106 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6107 (ix86_encode_section_info): Likewise.
6108 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6109 SUBTARGET_ENCODE_SECTION_INFO.
6111 2005-08-06 Richard Henderson <rth@redhat.com>
6114 * tree-nested.c (convert_local_reference): Save and restore val_only
6115 around component_ref and friends. Clear walk_subtrees by default.
6117 2005-08-06 Peter O'Gorman <peter@pogma.com>
6120 * gcc.c (process_command): Check the argument to -b has a dash.
6121 * doc/invoke.texi: Update -b and -V docs.
6123 2005-08-06 James E Wilson <wilson@specifix.com>
6125 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6127 2005-08-06 Michael Matz <matz@suse.de>
6129 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6130 member only if only one insn is associated with the value.
6132 2005-08-06 Nick Clifton <nickc@redhat.com>
6134 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6136 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6137 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6138 Check symbol flags instead of symbol name mangling.
6139 (xstormy16_asm_output_aligned_common): Likewise. Also
6140 simplify code since the bss100_section cass is the only case
6141 where the below100 code will be triggered.
6142 (xstormy16_encode_section_info): Encode below100 attribute
6143 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6145 (xstormy16_strip_name_encoding): Delete - this function is no
6147 (TARGET_STRIP_NAME_ENCODING): Undefine.
6148 * config/stormy16/stormy16-protos.h: Delete prototype for
6149 xstormy16_strip_name_encoding.
6151 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6153 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6154 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6155 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6156 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6157 config/alpha/predicates.md, config/arc/arc.h,
6158 config/arm/arm.h, config/arm/ieee754-df.S,
6159 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6160 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6161 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6162 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6163 config/m68hc11/m68hc11.h, config/mips/mips.c,
6164 config/mips/mips.h, config/mips/openbsd.h,
6165 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6166 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6167 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6168 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6169 config/sparc/linux.h, config/sparc/linux64.h,
6170 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6171 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6172 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6173 typos. Follow spelling conventions.
6175 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6178 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6179 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6180 specially. Check for side effects only for COND_EXPR.
6181 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6182 return with TREE_NO_WARNING.
6184 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6186 PR rtl-optimization/23233
6187 * loop.c (combine_movables): Require the modes to be the same.
6188 (move_movables): Remove handling of cases where the replacement
6189 had a different mode to the original.
6191 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6193 PR tree-optimization/23128
6194 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6195 subtraction wrap, and set TREE_OVERFLOW if they do.
6197 2005-08-05 Richard Henderson <rth@redhat.com>
6200 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6201 FORCED_LABEL labels.
6203 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6206 * reload.c (find_reloads_subreg_address): Pass down TYPE
6207 unchanged. Change all callers except find_reloads_toplev.
6209 2005-08-05 Michael Matz <matz@suse.de>
6211 * genattrtab.c (current_alternative_string): Remove.
6212 (SIMPLIFY_ALTERNATIVE): Ditto.
6213 (attr_alt_bit_p): Ditto.
6214 (alternative_name): Make const char *.
6215 (evaluate_eq_attr): Remove use of above things.
6216 (simplify_test_exp): Ditto.
6217 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6218 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6220 2005-08-04 James E Wilson <wilson@specifix.com>
6222 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6223 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6224 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6225 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6226 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6228 2005-08-04 Richard Henderson <rth@redhat.com>
6231 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6232 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6233 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6234 if we'd have to instantiate too many members.
6236 2005-08-04 Richard Henderson <rth@redhat.com>
6239 * tree-outof-ssa.c (coalesce_asm_operands): New.
6240 (coalesce_ssa_name): Use it. Split out ...
6241 (coalesce_phi_operands, coalesce_result_decls): ... these.
6243 2005-08-04 Paul Brook <paul@codesourcery.com>
6245 * read-rtl.c (read_quoted_string): Break if EOF.
6247 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6249 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6250 (fold_build2): Likewise.
6251 (fold_build3): Likewise.
6252 (fold_build1_stat): New function prototype.
6253 (fold_build2_stat): Likewise.
6254 (fold_build3_stat): Likewise.
6255 * fold-const.c (fold_build1): Rename to ..
6256 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6257 through to build1_stat.
6258 (fold_build2): Rename to ..
6259 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6260 through to build2_stat.
6261 (fold_build3): Rename to ..
6262 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6263 through to build3_stat.
6265 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6266 Ian Lance Taylor <ian@airs.com>
6268 * function.c (assign_stack_local_1): Do not correct stack slot
6269 address if allocation size is smaller than mode size.
6271 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6274 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6275 (tree_merge_blocks): Propagate anything allowed by
6277 Clarify documentation.
6278 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6279 SSA form, schedule an update if necessary.
6281 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6283 * doc/install.texi (Binaries): Remove broken link to
6284 Sinix/Reliant Unix binaries.
6286 2005-08-03 Richard Henderson <rth@redhat.com>
6289 * function.c (stack_protect_epilogue): Export.
6290 * tree.h (stack_protect_epilogue): Declare.
6291 * calls.c (expand_call): Call it.
6293 2005-08-03 Eric Christopher <echristo@apple.com>
6295 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6296 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6299 2005-08-04 Jan Hubicka <jh@suse.cz>
6301 * profile.c (branch_prob): Split edges with goto locus on them
6302 to get proper line counts.
6303 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6305 2005-08-03 Paul Brook <paul@codesourcery.com>
6307 * function.c (assign_parms): Round current_function_args_size
6308 to PARM_BOUNDARY, not STACK_BOUNDARY.
6310 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6312 * config/i386/i386.c (x86_elf_aligned_common)
6313 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6315 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6317 PR tree-optimization/23157
6318 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6319 before emitting them.
6321 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6323 PR tree-optimization/19899
6324 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6325 * tree-scalar-evolution.c: Include real.h.
6326 (add_to_evolution): Build constant -1 of correct type.
6328 2005-08-03 Jan Hubicka <jh@suse.cz>
6330 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6331 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6332 profile updating for complette unrolling.
6333 * loop-unroll.c (peel_loop_completely): Use it.
6334 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6335 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6338 2005-08-03 Paul Brook <paul@codesourcery.com>
6340 * combine.c (can_change_dest_mode): New function.
6341 (try_combine, simplify_set): Use it.
6343 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6345 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6348 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6350 * doc/install.texi (Specific): Adjust link to openavr.org.
6351 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6352 (Binaries): Adjust HP-UX Porting Center link.
6353 (Binaries): Adjust Free Software Foundation ordering link.
6355 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6357 * convert.c (convert_to_integer): Use fold_build1 instead of
6358 build1 when converting an integer to an integer.
6360 2005-08-02 Richard Henderson <rth@redhat.com>
6362 * combine.c (combine_instructions): Don't use reg_equal/equiv
6363 results if the mode doesn't match.
6365 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6367 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6368 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6370 2005-08-02 Richard Henderson <rth@redhat.com>
6373 * explow.c (memory_address): Remove special-case for
6374 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6376 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6379 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6380 number of calls to cleanup_tree_cfg_1.
6382 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6384 * doc/invoke.texi: document file extensions .F90 and .F95
6386 2005-08-02 Richard Guenther <rguenther@suse.de>
6388 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6389 positive if its first argument is positive.
6391 2005-08-02 Richard Guenther <rguenther@suse.de>
6393 PR tree-optimization/23177
6394 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6397 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6399 PR tree-optimization/23129
6400 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6401 varying for divisions with anti-ranges.
6403 2005-08-02 Jan Hubicka <jh@suse.cz>
6405 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6406 * tree-ssa-threadupdate.c (thread_block): Add it here.
6408 2005-08-01 James E Wilson <wilson@specifix.com>
6410 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6411 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6412 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6414 * config/mips/predicates.md (const_call_insn_operand): Add check for
6415 SYMBOL_REF_LONG_CALL_P.
6416 * doc/extend.texi (long_call): Document the new attribute.
6418 2005-08-01 Ian Lance Taylor <ian@airs.com>
6419 Richard Henderson <rth@redhat.com>
6421 * Makefile.in (RTL_BASE_H): Add real.h.
6422 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6424 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6426 * rtl.c (rtl_check_failed_code_mode): New.
6427 * rtl.h (struct rtx_def): Add u.rv.
6428 (XCMWINT, XCNMPRV): New.
6429 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6430 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6432 2005-08-01 Richard Henderson <rth@redhat.com>
6434 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6435 with auto-inc codes.
6437 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6439 2005-08-01 Jan Hubicka <jh@suse.cz>
6441 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6442 * i386.c: Include dwarf2.h
6443 (asm_preferred_eh_data_format): New.
6444 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6446 2005-08-01 Ian Lance Taylor <ian@airs.com>
6448 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6449 randomize_va_space for virtual address randomization control.
6451 2005-08-01 Steven Bosscher <stevenb@suse.de>
6453 * common.opt (flag_ipa_cp): Put in right place to maintain
6456 2005-08-01 Jan Hubicka <jh@suse.cz>
6458 * profile.c (compute_value_histograms): Fix thinko.
6459 * value-prof.c: Include toplev.h
6460 (check_counter): New function.
6461 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6462 tree_mod_subtract_transform): Add sanity check.
6464 2005-08-01 Richard Guenther <rguenther@suse.de>
6466 PR tree-optimization/23133
6467 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6468 current functions parameter decls to find defs to cse
6471 2005-08-01 Richard Guenther <rguenther@suse.de>
6473 PR tree-optimization/23109
6474 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6475 If trapping math is in effect, use post-dominator information
6476 to check if we'd in any case reach a trapping point before
6477 doing the reciprocal insertion.
6478 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6479 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6480 expressions are invariant only if trapping math is not in effect.
6482 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6484 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6485 cgraph_function_versioning): New declarations.
6486 * cgraphunit.c: Add include to ipa-prop.h.
6487 (update_call_expr, cgraph_copy_node_for_versioning,
6488 cgraph_function_versioning): New functions.
6489 * integrate.c (copy_decl_for_inlining): Remove.
6490 * ipa-prop.h (ipa_replace_map): New struct.
6491 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6492 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6493 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6494 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6495 ipcp_iterate_stage, ipcp_method_scale_print,
6496 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6497 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6498 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6499 ipcp_update_bb_counts, ipcp_update_profiling,
6500 ipcp_update_edges_counts): New functions.
6501 (ipcp_method_cval_init): Remove restriction regarding local methods.
6502 (ipcp_init_stage): Add ipcp_method_compute_scale.
6503 (ipcp_insert_stage): Add versioning.
6504 (ipcp_structures_print): Add ipcp_method_scale_print.
6505 (ipcp_driver): Dump profiling info.
6506 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6507 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6508 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6509 (struct inline_data): Add versioning_p, ipa_info, new fields.
6510 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6511 declare_return_variable): Replace calls to copy_decl_for_inlining with
6513 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6515 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6516 Add argument VERSIONING.
6517 (copy_arguments_for_versioning, copy_static_chain,
6518 function_versionable_p, tree_versionable_function_p,
6519 tree_function_versioning, replace_ref_tree): New functions.
6520 * tree-inline.h: Include varray.h.
6521 (tree_versionable_function_p, tree_function_versioning,
6522 tree copy_decl_for_dup): New declarations.
6524 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6526 * ipa-cp.c: New file. Contains IPCP specific functionality.
6527 * ipa-prop.h: New file. Contains structures/definitions that can be
6528 used by several interprocedural data flow optimizations (and also IPCP).
6529 * ipa-prop.c: New file.
6530 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6531 * common.opt: Add ipa-cp flag.
6532 * timevar.def: Add IPCP optimization.
6533 * tree-optimize.c (init_tree_optimization_passes): Schedule
6535 * tree-pass.h (pass_ipa_cp): Declare.
6537 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6539 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6540 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6541 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6542 config/i386/i386.c, config/mips/mips.h,
6543 config/rs6000/rs6000.h, config/sh/sh.c,
6544 config/stormy16/stormy16.c: Fix comment typos.
6546 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6549 * c-typeck.c (build_binary_op): Use common_type wrapper on
6551 (common_type): Update comment.
6553 2005-07-31 Steven Bosscher <stevenb@suse.de>
6556 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6557 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6558 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6560 2005-07-31 Jan Hubicka <jh@suse.cz>
6562 * pretty-print.h (pp_widest_integer): New macro.
6563 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6566 2005-07-31 Jan Hubicka <jh@suse.cz>
6568 * output.h (enum section_category): Export from varasm.c
6569 (categorize_decl_for_section): Likewise.
6570 * varasm.c (enum section_category): Kill.
6571 (categorize_decl_for_section): Make global.
6572 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6574 * i386.c (ix86_section_threshold): New static variable.
6575 (ix86_in_large_data_p, ix86_encode_section_info,
6576 x86_64_elf_unique_section,
6577 x86_64_elf_select_section): New functions.
6578 (TARGET_ENCODE_SECTION_INFO): Define
6579 (override_options): Enable medium model for PIC.
6580 (ix86_expand_prologue): Expand gen_set_got_rex64.
6581 (legitimate_constant_p): Handle new UNSPECs.
6582 (legitimate_pic_address_disp_p): Likewise.
6583 (legitimize_pic_address): Lower MEDIUM model addressing.
6584 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6585 (enum cmodel): Add MEDIUM_PIC.
6586 (SYMBOL_REF_FAR_ADDR_P): New macro.
6587 (SYMBOL_FLAG_FAR_ADDR): New flag.
6588 * i386.md (movdi): Support medium model.
6589 (set_got_rex64): New pattern.
6590 * i386.opt (mlarge-data-threshold): New flag.
6591 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6592 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6593 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6594 TARGET_ASM_UNIQUE_SECTION): New.
6596 * invoke.texi (-mlarge_data_threshold): Document
6598 2005-07-31 Jan Hubicka <jh@suse.cz>
6600 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6601 (coalesce_vars): Likewise.
6602 * tree-ssa-live.c (coalesce_cost): New.
6603 (build_tree_conflict_graph): Use coalesce_cost.
6604 * tree-ssa-live.h (coalesce_cost): Declare.
6606 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6608 * arm.md (all peepholes for post-increment operations): Delete.
6609 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6610 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6611 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6612 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6613 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6615 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6617 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6620 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6623 * doc/invoke.texi: Document -rdynamic.
6625 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6628 * c-parser.c (c_parser_parms_list_declarator): Call
6629 mark_forward_parm_decls.
6630 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6631 decls with visibility structure.
6633 2005-07-30 Paul Brook <paul@codesourcery.com>
6635 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6637 2005-07-30 Paul Brook <paul@codesourcery.com>
6639 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6641 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6643 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6645 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6648 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6649 nested function declarators.
6650 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6651 (grokparms): Call warn_if_shadowing for parameters used within the
6653 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6654 not used within the parameter list.
6655 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6657 2005-07-30 Jan Hubicka <jh@suse.cz>
6659 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6660 * i386.c (ix86_fixup_binary_operands): Likewise.
6661 (ix86_expand_unary_operator): Likewise.
6662 (ix86_expand_fp_absneg_operator): Likewise.
6663 * optabs.c (expand_vec_cond_expr): Validate dest.
6665 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6668 * real.c (real_from_string): Also set last bit if there is a
6669 nonzero hex digit beyond GCC's internal precision after ".".
6671 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6673 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6674 define_constants. Change duplicate values to unassigned numbers.
6675 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6676 (*altivec_vspltsf): New.
6677 (altivec_vperm_v4sf): Delete.
6678 (altivec_vperm_<mode>): Use mode macro V.
6679 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6680 (altivec_predicate_v4sf): Delete.
6681 (altivec_predicate_<mode>): Use mode macro V.
6682 (*altivec_lvesfx): New.
6683 (*altivec_stvesfx): New.
6684 (vec_realign_load_v4sf): Delete.
6685 (vec_realign_load_<mode>): Use mode macro V.
6686 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6689 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6692 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6694 * configure: Regenerated.
6696 2005-07-29 Paul Brook <paul@codesourcery.com>
6698 * doc/install.texi: Add link to GFortran binaries wiki page.
6700 2005-07-29 David Ung <davidu@mips.com>
6702 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6703 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6704 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6705 * config/mips/mips.md (cpu): Add 5kf name.
6706 (includes): Includes 5k.md.
6707 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6708 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6711 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6714 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6715 (cleanup_tree_cfg): ... here.
6716 Call cleanup_tree_cfg_1 until there are no more cleanups to
6719 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6721 * tree-vrp.c (compare_range_with_value): Return true or false
6722 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6723 EQ_EXPR respectively.
6725 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6727 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6730 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6732 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6733 (tree_ssa_dominator_optimize): Increment it.
6734 (dump_dominator_optimization_stats): Print it.
6736 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6737 Steven Bosscher <stevenb@suse.de>
6739 PR rtl-optimization/23117
6740 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6741 when head == tail. Tidy comment.
6743 2005-07-28 Richard Henderson <rth@redhat.com>
6745 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6746 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6747 * jump.c (rtx_renumbered_equal_p): Likewise.
6748 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6749 CONST_INT and CONST_DOUBLE.
6750 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6751 * reload.c (operands_match_p): Special case CONST_INT and
6752 CONST_DOUBLE; check mode earlier.
6754 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6757 * c-typeck.c (convert_for_assignment): Do not check
6758 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6760 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6763 * c-typeck.c (composite_type): Prefer constant size arrays to
6766 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6769 * real.c (real_from_string): Set last bit if there is a nonzero
6770 hex digit beyond GCC's internal precision.
6772 2005-07-28 Richard Henderson <rth@redhat.com>
6775 * cfgcleanup.c (try_forward_edges): Watch out for end of
6778 2005-07-28 James E Wilson <wilson@specifixinc.com>
6781 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6783 2005-07-28 Jan Hubicka <jh@suse.cz>
6785 * Makefile.in (rtl-profile.o): Kill all traces of it.
6786 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6787 * coverage.h (rtl_coverage_counter_ref): Kill.
6788 * opts.c (flag_speculative_prefetching_set): Kill.
6789 (flag_loop_optimize_set): New.
6790 (common_handle_option): Disable loop optimizer when profiling;
6791 do not handle speculative prefetching.
6792 * passes.c (init_optimization_passes): Replace pass_profiling combo
6793 by branch_prob pass.
6794 * profile.c (compute_value_histograms): Update for simplified value
6796 (rtl_register_profile_hooks): Kill.
6797 (pass_profiling): Kill.
6798 (rest_of_handle_branch_prob): Do not profile.
6799 * toplev.c (process_options): Remove speculative prefetching.
6800 * toplev.h (flag_tree_based_profiling): Kill.
6801 * tree-profile.c (prepare_instrumented_value,
6802 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6803 tree_gen_one_value_profiler, do_tree_profiling): Update for
6804 simplified datastructures.
6805 * value-prof.c: Add comment that speculative prefetching was dropped;
6806 update rest of file for simplified datastructures.
6807 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6808 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6809 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6810 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6811 rtl_mod_subtract, gen_speculative_prefetch,
6812 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6813 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6814 (gate_handle_value_profile_transformations,
6815 rest_of_handle_value_profile_transformations,
6816 pass_value_profile_transformations): Kill.
6817 * value-prof.h (histogram_value_t): Remove IL based unions.
6818 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6819 rtl_profile_hooks): Remove hooks.
6821 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6823 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6824 (cgraph_clone_node): Likewise.
6825 * cgraph.h (cgraph_clone_edge): Update prototype.
6826 (cgraph_clone_node): Likewise.
6827 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6829 (lookup_recursive_calls): Consider profile.
6830 (cgraph_decide_recursive_inlining): Fix updating; use new
6831 probability argument; use profile.
6832 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6833 * tree-inline.c (copy_bb): Update clal of clone_edge.
6834 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6836 * invoke.texi (min-inline-recursive-probability): Document.
6838 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6840 * doc/install.texi (Configuration): Update Valgrind homepage.
6842 2005-07-28 Richard Henderson <rth@redhat.com>
6845 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6846 labels we want to delete.
6847 (cfg_layout_merge_blocks): Likewise.
6849 2005-07-28 Richard Henderson <rth@redhat.com>
6852 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6853 when expanding to nothing.
6855 2005-07-28 Josh Conner <jconner@apple.com>
6857 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6858 (cgraph_decide_inlining_of_small_functions): Likewise.
6860 2005-07-28 Josh Conner <jconner@apple.com>
6862 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6863 direction of badness if negative.
6864 (cgraph_default_inline_p): Add reason to parameters, and assign it
6866 (cgraph_decide_inlining_of_small_functions): New parameter in call
6867 to cgraph_default_inline_p.
6868 (cgraph_decide_inlining_incrementally): Likewise.
6869 * cgraphunit.c (decide_is_function_needed): Likewise.
6870 * cgraph.h (cgraph_default_inline_p): Likewise.
6872 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6874 * builtins.c: Fix comment typo(s).
6875 * genautomata.c: Likewise.
6876 * gimplify.c: Likewise.
6877 * tree-dfa.c: Likewise.
6878 * tree-flow-inline.h: Likewise.
6879 * tree-into-ssa.c: Likewise.
6880 * tree-ssa-alias.c: Likewise.
6881 * tree-ssa-ccp.c: Likewise.
6882 * tree-ssa-copy.c: Likewise.
6883 * tree-ssa-dce.c: Likewise.
6884 * tree-ssa-dom.c: Likewise.
6885 * tree-ssa-operands.c: Likewise.
6886 * tree-tailcall.c: Likewise.
6887 * tree-vectorizer.c: Likewise.
6888 * tree-vrp.c: Likewise.
6891 2005-07-28 Jeff Law <law@redhat.com>
6893 * tree-vrp.c (test_for_singularity): Extracted from ...
6894 (simplify_cond_using_ranges): Attempt to simplify a relational
6895 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
6897 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
6899 PR tree-optimization/22506
6900 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
6901 phis whose argument is constant.
6903 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
6905 PR rtl-optimization/18992
6906 Back out this patch:
6907 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6908 PR optimization/12142
6909 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
6910 uses of the register in the SET_SRC. Remove unnecessary argument.
6912 Replace it with this:
6913 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
6914 if flag_non_call_exceptions is set and the insn may trap, pass
6915 pc_rtx as dest for recursion.
6916 In SET_SRC part of SET case, if dest is already set, pass it down
6919 2005-07-28 Jan Hubicka <jh@suse.cz>
6921 * cfg.c (update_bb_profile_for_threading): Use RDIV.
6922 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
6923 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
6925 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
6926 profile when available.
6928 2005-07-28 Jan Beulich <jbeulich@novell.com>
6930 * config/ia64/ia64.c (ia64_load_pair_ok): New.
6931 (ia64_print_operand): Describe and handle 'X'.
6932 (ia64_register_move_cost): Also handle FP_REGS.
6933 (ia64_preferred_reload_class): Likewise.
6934 (ia64_secondary_reload_class): Likewise.
6935 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
6936 it. Also check for ITANIUM_CLASS_FLDP.
6937 * config/ia64/ia64.h (FP_REGNO_P): New.
6938 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
6939 (reg_class): Add FP_REGS.
6940 (REG_CLASS_NAMES): Adjust for it.
6941 (REG_CLASS_CONTENTS): Likewise.
6942 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
6943 (REG_CLASS_FROM_LETTER): Handle 'x'.
6944 (CLASS_MAX_NREGS): Handle FP_REGS.
6945 (MEMORY_MOVE_COST): Likewise.
6946 * config/ia64/ia64.md (itanium_class): Add fldp.
6947 (type): Handle fldp.
6948 (movti_internal): More allowable operand combinations. Use ldfp8 when
6949 splitting unnecessary. Remove predicable attribute. Adjust
6950 itanium_class attribute.
6951 (smuldi3_highpart): Remove outdated comment.
6952 (mulditi3, umulditi3, rotlti3): New expanders.
6953 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
6954 (absti2): Disabled new insn for future reference.
6955 Respective new splitters.
6956 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
6957 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
6958 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
6960 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
6962 PR rtl-optimization/23047
6963 * simplify-rtx.c (simplify_const_relational_operation): Respect
6964 flag_wrapv for comparisons with ABS.
6966 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
6968 PR tree-optimization/22493
6969 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
6970 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
6972 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
6974 * config/frv/frv.opt (moptimize-membar): New.
6976 * doc/invoke.texi: Document -moptimize-membar and its inverse.
6978 * config/frv/frv.h: Remove machine_function definition.
6980 * config/frv/frv.c (struct frv_io): New.
6981 (struct machine_function): Moved from frv.h. Add has_membar_p.
6982 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
6983 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
6984 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
6985 (frv_optimize_membar_global, frv_optimize_membar): New functions.
6986 (frv_reorg): Call frv_optimize_membar when appropriate.
6987 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
6988 (frv_expand_builtin): Adjust calls accordingly.
6989 (frv_io_address_cookie): New function.
6990 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
6991 load or store rather than a special insn. Add ccnstant address and
6992 io-type operands to the membar.
6993 (frv_ifcvt_modify_tests): Unsign regno.
6994 (frv_ifcvt_modify_tests): Same.
6996 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
6997 UNSPEC_OPTIONAL_MEMBAR constant.
6998 (builtin_read_<mode>): Delete.
6999 (builtin_write_<mode>): Delete.
7000 ("optional_membar_<mode>"): Add operand.
7002 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7003 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7004 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7005 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7006 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7007 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7008 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7009 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7010 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7012 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7014 * df.c (df_uses_record): Handle SCRATCH.
7016 2005-07-28 Steven Bosscher <stevenb@suse.de>
7019 * passes.c (rest_of_decl_compilation): If decl is a type and
7020 we have encountered errors, don't emit debug information.
7022 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7024 * params.def: Fixed comment.
7026 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7029 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7030 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7031 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7033 2005-07-27 Steven Bosscher <stevenb@suse.de>
7036 * varasm.c (assemble_start_function): Don't do anything that may
7037 require a CFG if the current function is a thunk.
7039 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7041 * doc/install.texi (Prerequisites): Mention that perl is needed
7042 to do export control in libstdc++ targetting Darwin.
7044 2005-07-27 Steven Bosscher <stevenb@suse.de>
7046 PR rtl-optimization/17808
7047 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7048 (sched_insns_conditions_mutex_p): Split out from...
7049 (add_dependence): ...here. But don't call it from here.
7050 (add_dependence_list): Check sched_insns_conditions_mutex_p
7051 before calling add_dependence.
7052 (add_dependence_list_and_free): Likewise.
7053 (fixup_sched_groups): Likewise.
7054 (sched_analyze_1): Likewise.
7055 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7056 (sched_analyze): Likewise.
7057 (sched_analyze_insn): Likewise.
7058 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7059 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7060 dependencies on all COND_EXEC insns to jumps ending basic blocks
7061 when doing intrablock scheduling.
7062 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7064 2005-07-27 Jeff Law <law@redhat.com>
7066 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7067 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7068 equivalency sets, correctly handle the case were vr0 has an
7069 equivalency set, but vr1 does not.
7071 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7073 PR tree-optimization/23073
7074 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7075 vect_print_dump_info before fprintf.
7077 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7079 PR tree-optimize/22348
7080 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7081 Fold the partial computation.
7083 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7085 PR tree-optimization/22325
7086 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7088 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7090 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7091 (force_var_cost): ... this function.
7092 (compute_phi_arg_on_exit): Export.
7094 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7096 PR tree-optimization/20773
7097 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7100 2005-07-27 Richard Guenther <rguenther@suse.de>
7102 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7103 Avoid pushing again if current struct contains only
7104 fields we decomposed.
7106 2005-07-27 Jan Hubicka <jh@suse.cz>
7108 PR tree-optimization/22574
7109 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7112 * tree-tailcall.c (decrease_profile): New function.
7113 (eliminate_tail_call): Use it.
7115 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7116 visibility flags correctly in whole program mode.
7118 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7120 PR rtl-optimization/22472
7121 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7123 2005-07-26 Steven Bosscher <stevenb@suse.de>
7125 PR tree-optimization/22504
7126 * tree-complex.c (expand_complex_addition): Use 'code' instead
7127 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7129 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7131 * config.gcc (cpu_type): Add frv case.
7132 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7133 (supported_defaults): Add fr550 case.
7135 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7138 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7139 whether a pointer of type T * may point to objects of type T *.
7141 2005-07-26 DJ Delorie <dj@redhat.com>
7143 * configure: Regenerate.
7145 2005-07-26 Dale Johannesen <dalej@apple.com>
7147 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7149 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7151 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7152 Clarify use of "build" in name.
7154 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7156 * doc/extend.texi (Raw read/write Functions): New section.
7157 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7158 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7159 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7160 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7161 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7162 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7163 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7164 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7165 * config/frv/frv.c: Add bdesc_loads global.
7166 Add bdesc_stores global.
7167 (frv_init_builtins): Add support for __builtin_{read/write}*.
7168 (frv_volatile_memref): New.
7169 (frv_expand_load_builtin): New.
7170 (frv_expand_store_builtin): New.
7171 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7172 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7173 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7174 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7175 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7176 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7177 (builtin_read_<mode>): New.
7178 (builtin_write_<mode>): New.
7179 (builtin_write64): New.
7180 (optional_membar_<mode>): New.
7182 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7184 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7185 (rather than units) against HOST_BITS_PER_WIDE_INT.
7187 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7189 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7190 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7191 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7192 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7195 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7196 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7197 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7199 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7201 2005-07-26 Richard Guenther <rguenther@suse.de>
7203 PR tree-optimization/22486
7204 * fold-const.c (fold_unary): Fold away useless component
7205 references of the form (T *)&T.x, if the address
7208 2005-07-25 James E Wilson <wilson@specifixinc.com>
7210 * dwarf2out.c (add_call_src_coords_attributes): New.
7211 (gen_inlined_subroutine_die): Call it.
7212 (maybe_emit_file, init_file_table): Add comments.
7213 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7215 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7216 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7217 * tree.h (BLOCK_SOURCE_LOCATION): New.
7218 (struct tree_block): New field locus.
7220 2005-07-26 Andreas Schwab <schwab@suse.de>
7222 PR rtl-optimization/23043
7223 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7224 when allocating a struct unoccr.
7226 2005-07-25 Richard Henderson <rth@redhat.com>
7229 * tree-complex.c (gate_no_optimization): True if errors.
7230 * Makefile.in (tree-complex.o): Update dependencies.
7232 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7234 * config/frv/predicates.md (integer_register_operand): Use
7237 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7240 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7242 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7244 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7246 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7247 types when flag_unsafe_math_optimizations is true.
7249 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7251 * gcc.c (option_map): Add --sysroot.
7252 (process_command): Handle --sysroot.
7253 (display_help): Document it.
7254 * doc/cppopts.tex (-isysroot): Document.
7255 * doc/invoke.texi (--sysroot): Document.
7256 * doc/install.texi (--with-build-sysroot): Document.
7258 * Makefile.in (inhibit_libc): New variable.
7259 (INHIBIT_LIBC_CFLAGS): Likewise.
7260 (LIBGCC2_CFLAGS): Include
7261 $(INHIBIT_LIBC_CFLAGS).
7262 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7263 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7264 ($(T)crtend.o): Likewise.
7265 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7266 ($(T)crtendS.o): Likewise.
7267 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7268 ($(T)crtendT.o): Likewise.
7269 (stmp-fixinc): Do not complain about missing headers if
7271 * configure.ac (inhibit_libc): Set it to true/false.
7272 (--with-build-sysroot): New option. Use it to set
7274 * configure: Regenerated.
7276 2005-07-25 Manfred Hollstein <mh@suse.com>
7278 * calls.c (store_one_arg): Fix unsigned comparison warning.
7280 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7283 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7284 (ggc_print_statistics): Initialize variable before use.
7286 2005-07-25 Richard Guenther <rguenther@suse.de>
7288 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7289 calling with a PHI_NODE argument.
7291 * tree-flow-inline.h (overlap_subvar): Protect against
7294 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7296 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7297 * configure: Regenerate.
7299 2005-07-25 Ira Rosen <irar@il.ibm.com>
7301 * expr.c (highest_pow2_factor): Make extern.
7302 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7303 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7304 record_array_differ_p, array_ptr_differ_p): Likewise.
7305 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7306 additional cases. Call the above functions.
7307 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7308 base_object_differ_p when there are two base objects. Otherwise, compare
7309 base address and offset. Call may_alias_p.
7310 (dump_data_reference): Use a correct field name.
7311 (analyze_array): Make static. Initialize new data-ref fields.
7312 (analyze_indirect_ref): New function.
7313 (init_data_ref): Initialize new data-ref fields.
7314 (strip_conversion): Moved from tree-vect-analyze.c.
7315 (analyze_offset_expr, get_ptr_offset, address_analysis,
7316 object_analysis): Likewise.
7317 (analyze_offset): New function.
7318 (create_data_ref): Likewise.
7319 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7320 dimensions for ARRAY_REFs only.
7321 (build_classic_dist_vector): Make static.
7322 (access_functions_are_affine_or_constant_p): Call macro to get the
7323 address of access functions.
7324 (compute_all_dependences): Add new parameter
7325 compute_self_and_read_read_dependences. Compute self and read-read
7326 dependences if it is true.
7327 (find_data_references_in_loop): Call create_data_ref. Initialize new
7329 (compute_data_dependences_for_loop): Add new parameter
7330 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7331 compute nb_loops. Call compute_all_dependences,
7332 build_classic_dist_vector and build_classic_dir_vector with correct
7334 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7335 with correct parameters. Compare dimensions for ARRAY_REFs only.
7336 (free_data_refs): Call macro to free access functions.
7337 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7338 fields from stmt_vinfo.
7339 (struct base_object_info): New structure.
7340 (struct data_reference): Move fields to base_object_info. Add fields
7341 first_location and object_info for above structures. Move fields from
7342 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7343 aligned_to. Add macros to access the new fields.
7344 Update functions declarations.
7345 * tree-flow.h (is_aliased_with): Declare.
7346 * tree-loop-linear.c (linear_transform_loops): Call
7347 compute_data_dependences_for_loop with correct parameters.
7348 * tree-ssa-alias.c (is_aliased_with): New function.
7349 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7350 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7351 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7352 vect_base_addr_differ_p, compute_subscript_distance and
7353 build_classic_dist_vector. Add printings. Check absolute value of
7355 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7357 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7358 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7359 to bytes. Add printing.
7360 (vect_compute_data_refs_alignment): Go through loads and stores in one
7362 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7363 vect_analyze_data_ref_access): Likewise.
7364 (vect_analyze_pointer_ref_access): Remove.
7365 (vect_address_analysis, vect_object_analysis): Likewise.
7366 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7367 and analyze data-refs in the loop.
7368 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7369 fields of data-ref instead of stmt. Add init to the offset from the
7371 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7372 (vect_update_init_of_dr): Likewise.
7373 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7374 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7376 (new_loop_vec_info): Initialize new fields.
7377 (destroy_loop_vec_info): Free new fields.
7378 (vect_strip_conversion): Remove.
7379 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7380 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7381 datarefs. Add new field ddrs.
7382 Add macros for the new fields access.
7383 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7384 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7385 Remove their macros.
7386 * tree.h (highest_pow2_factor): Declare.
7388 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7390 * calls.c (store_one_arg): Check for sibling call MEM arguments
7391 from already clobbered incoming argument area.
7393 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7395 * c-common.c (check_missing_format_attribute): New.
7396 * c-common.h (check_missing_format_attribute): Likewise.
7397 * c-typeck.c (convert_for_assignment): Use it.
7399 2005-07-24 Andreas Schwab <schwab@suse.de>
7401 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7402 register use a word move. Correct operand of ext.w in 68000 code.
7404 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7406 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7407 variables as declarations, rather than definitions.
7409 2005-07-24 Ira Rosen <irar@il.ibm.com>
7411 PR tree-optimization/22526
7412 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7415 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7417 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7418 that C99 reserve for future use. Use it to define clog10,
7419 clog10f and clog10l.
7421 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7424 * configure.ac: Check for -Wmissing-format-attribute.
7426 * configure: Regenerate.
7428 2005-07-23 Richard Henderson <rth@redhat.com>
7430 PR tree-optimization/22623
7431 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7433 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7436 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7438 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7440 * Makefile.in (C_TREE_H): Update dependencies.
7441 * c-tree.h: Include toplev.h.
7442 * diagnostic.h (diagnostic_set_info): Add format attribute.
7443 * rtl-error.c (diagnostic_for_asm): Likewise.
7445 2005-07-23 Chao-ying Fu <fu@mips.com>
7447 * config/mips/mips-dsp.md: New file.
7448 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7449 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7451 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7452 MIPS_BUILTIN_BPOSGE32.
7453 (mips_expand_builtin_direct): Add one parameter to indicate that
7454 builtin functions need to return a value.
7455 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7457 (mips_regno_to_class): Add classes for 12 new DSP registers.
7458 (mips_subword): Change to check four HI registers.
7459 (mips_output_move): Output move to and from 6 new DSP accumulators.
7460 (override_options): Make sure -mdsp and -mips16 are not used together.
7461 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7463 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7465 (print_operand): Add 'q' for printing DSP accumulators.
7466 (mips_cannot_change_mode_class): Check ACC_REGS.
7467 (mips_secondary_reload_class): Check ACC_REGS.
7468 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7469 (mips_register_move_cost): Check ACC_REGS.
7470 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7471 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7472 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7473 (dsp_bdesc): New array.
7474 (bdesc_arrays): Add DSP builtin function table.
7475 (mips_prepare_builtin_arg): Check predicate again after
7477 (mips_expand_builtin): Add one more parameter to
7478 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7479 MIPS_BUILTIN_BPOSGE32.
7480 (mips_init_builtins): Initialize new function types.
7481 (mips_expand_builtin_direct): Check if builtin functions need to
7482 return a value and pass operands properly.
7483 (mips_expand_builtin_bposge): New function.
7484 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7485 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7486 (FIRST_PSEUDO_REGISTER): Increase to 188.
7487 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7488 Update for 12 new DSP registers.
7489 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7490 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7491 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7492 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7493 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7494 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7495 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7496 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7497 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7498 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7499 (REGISTER_NAMES): Add names for 12 new DSP registers.
7500 * config/mips/mips.md: Include mips-dsp.md.
7501 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7502 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7503 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7504 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7505 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7506 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7507 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7508 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7509 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7510 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7511 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7512 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7513 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7514 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7515 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7516 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7517 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7518 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7519 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7520 (UNSPEC_RDDSP): New constants.
7521 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7522 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7524 * config/mips/mips.opt (-mdsp): New option.
7525 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7526 (reg_imm10_operand): New predicates.
7527 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7528 * doc/invoke.texi (-mdsp): Document new option.
7530 2005-07-22 DJ Delorie <dj@redhat.com>
7532 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7534 * tree-inline.c (inlinable_function_p): Likewise.
7536 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7539 * toplev.c (check_global_declarations): Do not mark undefined
7540 variables as DECL_IGNORED_P.
7541 * varasm.c (first_global_object_name): GTY it.
7542 (weak_global_object_name): Likewise.
7543 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7544 a string to go into {weak,first}_global_object_name.
7546 2005-07-22 DJ Delorie <dj@redhat.com>
7548 * c-format.c (check_function_format): Change warning control
7549 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7551 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7553 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7554 &PTR->FLD a dereference of PTR.
7555 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7556 a potential dereference of PTR.
7558 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7560 PR rtl-optimization/20370
7561 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7562 call allocate_reg_info if necessary.
7564 PR rtl-optimization/21848
7565 * calls.c (emit_library_call_value_1): For const functions, add
7566 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7568 PR rtl-optimization/22445
7569 * cselib.c (target.h): Include.
7570 (rtx_equal_for_cselib_p): Allow commutative matches.
7571 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7572 Remove MODE parameter. Changed all callers.
7574 PR rtl-optimization/22258
7575 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7577 (try_combine): Use likely_spilled_retval_p.
7579 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7581 * config.gcc: Add crx-elf support.
7583 * doc/contrib.texi: Mention crx.
7584 * doc/extend.texi: Document crx extensions.
7585 * doc/install.texi: Document crx install.
7586 * doc/invoke.texi: Document crx options.
7587 * doc/md.texi: Document crx constraints.
7589 * config/crx/crx-protos.h: New file.
7590 * config/crx/crx.c: New file.
7591 * config/crx/crx.h: New file.
7592 * config/crx/crx.md: New file.
7593 * config/crx/crx.opt: New file.
7594 * config/crx/t-crx: New file.
7596 2005-07-22 Manfred Hollstein <mh@suse.com>
7598 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7600 (int_add_graph_edge): Likewise.
7601 (collapse_nodes): Likewise.
7602 (process_unification_queue): Likewise.
7604 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7605 Laurent GUERBY <laurent@guerby.net>
7607 PR tree-optimization/22336
7608 * function.c (record_block_change): Check for
7609 cfun->ib_boundaries_block.
7611 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7613 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7614 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7616 2005-07-21 DJ Delorie <dj@redhat.com>
7618 * toplev.c (warn_deprecated_use): Add warning control to warning
7620 * c-typeck.c (parser_build_binary_op): Likewise.
7621 (c_finish_if_stmt): Likewise.
7622 * c-common.c (check_function_sentinel): Likewise.
7623 (check_nonnull_arg): Likewise.
7625 2005-07-21 Richard Henderson <rth@redhat.com>
7628 * tree-complex.c (complex_ssa_name_components): New.
7629 (cvc_lookup): Allow entry not found.
7630 (create_components): Remove.
7631 (create_one_component_var, get_component_var): New.
7632 (get_component_ssa_name, set_component_ssa_name): New.
7633 (extract_component): Use get_component_ssa_name.
7634 (update_complex_components): Use set_component_ssa_name.
7635 (update_complex_components_on_edge): Likewise.
7636 (update_phi_components): Create new PHI nodes directly, instead
7637 of adding insns to edges.
7638 (tree_lower_complex): Allocate and free complex_variable_components
7639 and complex_ssa_name_components here.
7641 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7643 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7644 revert to returning false.
7646 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7649 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7651 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7654 * config/i386/i386.md (cmpxf): Change operand constraints
7655 to "nonmemory_operand".
7657 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7659 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7661 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7664 * fold-const.c (fold_build1): Add checksum for the operands.
7665 (fold_build2): Likewise.
7666 (fold_build3): Likewise.
7668 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7671 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7673 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7675 * common.opt (-fforward-propagate): Committed by mistake,
7678 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7680 * reg-stack.c: Fix comment typo(s).
7681 * tree-ssa-operands.c: Likewise.
7682 * tree-vectorizer: Likewise.
7684 2005-07-21 Nick Clifton <nickc@redhat.com>
7686 * config/sh/symbian.c: Replace C++ style line comments with C
7687 style line comments.
7688 (symbian_add_attribute): Do not use a ? operator on the LHS of
7690 (sh_symbian_handle_dll_attribute): Change the type of the
7691 method vector to "VEC(tree,gc)*" and use vector accessor
7692 macros to walk over the elements.
7693 (symbian_export_vtable_and_rtti_p): Likewise.
7694 (symbian_class_needs_attribute_p): Likewise.
7696 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7699 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7700 initialize targetm.resolve_overloaded_builtin here.
7701 (altivec_expand_overloaded_builtin): Make it non-static.
7702 * config/rs6000/rs6000-protos.h
7703 (altivec_expand_overloaded_builtin): New prototype.
7704 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7705 targetm.resolve_overloaded_builtin here.
7706 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7708 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7709 Zdenek Dvorak <dvorakz@suse.cz>
7711 PR tree-optimization/19210
7712 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7714 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7715 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7716 rely on unproven assumptions.
7717 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7718 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7719 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7720 to number_of_iterations_exit.
7721 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7722 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7723 * tree-ssa-loop-niter.c (find_loop_niter,
7724 estimate_numbers_of_iterations_loop): Likewise.
7725 (number_of_iterations_exit): Honor the new options.
7726 * doc/invoke.texi (Wunsafe-loop-optimizations,
7727 funsafe-loop-optimizations): Document them.
7729 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7731 PR rtl-optimization/22167
7732 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7734 2005-07-20 Adam Nemet <anemet@lnxw.com>
7736 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7737 __do_global_dtors_aux longcall.
7739 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7741 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7742 (old_special_pred_table): Don't reference
7743 SPECIAL_MODE_PREDICATES.
7744 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7745 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7746 * config/sh/predicates.h: Don't mention
7747 SPECIAL_MODE_PREDICATES.
7748 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7751 2005-07-20 DJ Delorie <dj@redhat.com>
7753 * config.gcc: Add m32c-elf support.
7755 * doc/contrib.texi: Mention m32c.
7756 * doc/extend.texi: Document m32c extensions.
7757 * doc/install.texi: Mention m32c.
7758 * doc/invoke.texi: Document m32c options.
7759 * doc/md.texi: Document m32c constraints.
7761 * config/m32c/addsub.md: New file.
7762 * config/m32c/bitops.md: New file.
7763 * config/m32c/cond.md: New file.
7764 * config/m32c/jump.md: New file.
7765 * config/m32c/m32c-lib1.S: New file.
7766 * config/m32c/m32c-lib2.c: New file.
7767 * config/m32c/m32c-modes.def: New file.
7768 * config/m32c/m32c-pragma.c: New file.
7769 * config/m32c/m32c-protos.h: New file.
7770 * config/m32c/m32c.abi: New file.
7771 * config/m32c/m32c.c: New file.
7772 * config/m32c/m32c.h: New file.
7773 * config/m32c/m32c.md: New file.
7774 * config/m32c/m32c.opt: New file.
7775 * config/m32c/minmax.md: New file.
7776 * config/m32c/mov.md: New file.
7777 * config/m32c/muldiv.md: New file.
7778 * config/m32c/predicates.md: New file.
7779 * config/m32c/prologue.md: New file.
7780 * config/m32c/shift.md: New file.
7781 * config/m32c/t-m32c: New file.
7783 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7785 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7786 (stack_protect_set, stack_protect_test): New expanders.
7787 (stack_protect_set_si, stack_protect_set_si_media,
7788 stack_protect_set_di_media, stack_protect_test_si,
7789 stack_protect_test_si_media, stack_protect_test_di_media):
7792 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7794 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7796 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7798 * tree.h (tree_expr_nonzero_p): Export.
7799 * fold-const.c (tree_expr_nonzero_p): Likewise.
7800 Return true for CALL_EXPRs that are alloca calls.
7801 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7803 * tree-flow.h (expr_computes_nonzero): Remove.
7804 * tree-vrp.c (expr_computes_nonzero): Remove.
7805 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7806 (extract_range_from_unary_expr): Likewise.
7807 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7808 tree_expr_nonzero_p.
7810 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7812 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7813 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7814 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7815 All callers changed.
7816 (frame_related_constant_load): New arg "related" which controls
7817 setting of RTX_FRAME_RELATED_P. All callers changed.
7818 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7819 (bfin_expand_prologue): Add stack limit checking.
7820 * config/bfin/bfin.md (trapifcc): New pattern.
7822 * config/bfin/bfin.c: Include "langhooks.h".
7823 (def_builtin): Go through lang_hooks to call builtin_function.
7825 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7826 * config/bfin/predicates.md (symbol_ref_operand): New.
7827 (call_insn_operand): Delete. All callers changed to use
7828 register_no_elim_operand.
7829 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7831 (function_arg): Use it to generate the call's operand 2.
7832 (bfin_longcall_p): New function.
7833 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7834 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7835 determine if the address needs to be in a REG.
7836 (bfin_handle_longcall_attribute): New function.
7837 (bfin_attribute_table): Add "longcall" and "shortcall".
7838 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7839 (CUMULATIVE_ARGS): New member call_cookie.
7840 (PREDICATE_CODES): Add symbol_ref_operand.
7841 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7842 extra USE to the pattern.
7843 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7844 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7845 sibcall_value_insn; now the new patterns handle direct calls and the
7846 old ones indirect calls.
7847 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7849 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7851 * doc/trouble.texi: Update section on handling of empty loops.
7853 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7855 * config.gcc: Remove support for sparc-*-openbsd*,
7856 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7858 * config.host: Remove support for i860-*-sysv4* as a host.
7859 * config/i860/*, config/ip2k/*, config/ns32k/*,
7860 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7861 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7862 mention obsolete ports.
7864 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7866 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7868 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7869 of frame_pointer_rtx.
7870 (sh_expand_epilogue): Likewise.
7871 (sh_set_return_address): Likewise.
7872 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
7873 instead of FRAME_POINTER_REGNUM if needed. Add elimination
7874 offsets from FRAME_POINTER_REGNUM.
7875 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
7876 (sh_register_names): Add initializer for sfp.
7877 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
7878 (VALID_REGISTER_P): Likewise.
7879 (FIRST_PSEUDO_REGISTER): Update.
7880 (DWARF_FRAME_REGISTERS): Define.
7881 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
7882 (HARD_FRAME_POINTER_REGNUM): Define.
7883 (FRAME_POINTER_REGNUM): Redefine.
7884 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
7885 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
7886 from FRAME_POINTER_REGNUM.
7887 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
7888 FRAME_POINTER_REGNUM.
7889 (REG_CLASS_CONTENTS): Add sfp.
7890 (REG_ALLOC_ORDER): Likewise.
7891 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
7892 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
7893 of frame_pointer_rtx.
7894 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
7896 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
7898 * fold-const.c (tree_expr_nonnegative_p): Only return true for
7899 ABS_EXPR when flag_wrapv is false because of INT_MIN.
7900 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
7902 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
7905 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
7907 Make CONSTRUCTOR use VEC to store initializers.
7908 * c-common.c (complete_array_type): Update to cope with VEC in
7910 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
7911 (pp_c_constructor_elts): New function.
7912 * c-pretty-print.h (pp_c_constructor_elts): Declare.
7913 * c-typeck.c (build_function_call, build_c_cast, digest_init,
7914 struct constructor_stack, struct initializer_stack,
7915 constructor_elements, push_init_level, pop_init_level,
7916 add_pending_init, find_init_member, output_init_element): Update to
7917 cope with VEC in CONSTRUCTOR_ELTS.
7918 * coverage.c (build_fn_info_value, build_ctr_info_value,
7919 build_gcov_info): Likewise.
7920 * expr.c (categorize_ctor_elements_1, store_constructor,
7921 expand_expr_real_1): Likewise.
7922 * fold-const.c (fold_ternary): Likewise.
7923 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
7924 gimplify_init_constructor, gimplify_expr): Likewise.
7925 * tree-dump.c (dequeue_and_dump): Likewise.
7926 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
7928 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
7930 * tree-sra.c (generate_element_init_1): Likewise.
7931 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
7932 * tree-ssa-operands.c (get_expr_operands): Likewise.
7933 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
7934 * tree-vect-transform.c (vect_get_vec_def_for_operand):
7935 (get_initial_def_for_reduction): Likewise.
7936 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
7937 value handle in annotations.
7938 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
7939 tree_node_structure): Add support for constr_kind.
7940 (build_vector_from_ctor, build_constructor_single,
7941 build_constructor_from_list): New functions.
7942 (build_constructor): Update to take a VEC instead of a TREE_LIST.
7943 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
7944 Update to cope with VEC in CONSTRUCTOR_ELTS.
7945 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
7946 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
7947 CONSTRUCTOR_APPEND_ELT): New macros.
7948 (struct constructor_elt, struct tree_constructor): New data types.
7949 (union tree_node): Add tree_constructor field.
7950 * treestruct.def: Define TS_CONSTRUCTOR.
7951 * varasm.c (const_hash_1, compare_constant, copy_constant,
7952 compute_reloc_for_constant, output_addressed_constants,
7953 initializer_constant_valid_p, output_constant,
7954 array_size_for_constructor, output_constructor): Update to cope with
7955 VEC in CONSTRUCTOR_ELTS.
7956 * vec.h (VEC_empty, VEC_copy): New macros.
7958 2005-07-19 Devang Patel <dpatel@apple.com>
7960 * dbxout.c (dbxout_type): Check Objective-C++ lang.
7962 2005-07-19 Richard Henderson <rth@redhat.com>
7965 * gimplify.c (gimplify_expr): Use main variant type for the temp
7966 destination for a discarded volatile read.
7967 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
7968 casts between non-void types that change volatility.
7970 2005-07-15 DJ Delorie <dj@redhat.com>
7972 * toplev.h: Add comment about the first parameter for warning().
7973 * errors.h: Likewise.
7975 * c.opt (Wpragmas): New.
7976 * doc/invoke.texi: Document it.
7978 * function.c (do_warn_unused_parameter): Add warning control to
7980 * c-decl.c (warn_if_shadowing): Likewise.
7981 * c-lex.c (cb_def_pragma): Likewise.
7982 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
7983 (pop_alignment): Likewise.
7984 (handle_pragma_pack): Likewise.
7985 (apply_pragma_weak): Likewise.
7986 (handle_pragma_weak): Likewise.
7987 (handle_pragma_redefine_extname): Likewise.
7988 (add_to_renaming_pragma_list): Likewise.
7989 (handle_pragma_extern_prefix): Likewise.
7990 (maybe_apply_renaming_pragma): Likewise.
7991 (handle_pragma_visibility): Likewise.
7993 * config/c4x/c4x-c.c (BAD): Likewise.
7994 (c4x_parse_pragma): Likewise.
7995 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
7996 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
7997 (rs6000_pragma_longcall): Likewise.
7998 * config/v850/v850-c.c (pop_data_area): Likewise.
7999 (ghs_pragma_section): Likewise.
8000 (ghs_pragma_section): Likewise.
8001 (ghs_pragma_interrupt): Likewise.
8002 (ghs_pragma_starttda): Likewise.
8003 (ghs_pragma_startsda): Likewise.
8004 (ghs_pragma_startzda): Likewise.
8005 (ghs_pragma_endtda): Likewise.
8006 (ghs_pragma_endsda): Likewise.
8007 (ghs_pragma_endzda): Likewise.
8009 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8010 Kenneth Zadeck <zadeck@naturalbridge.com>
8012 * Makefile.in: Removed tree-promote-statics.c
8013 * tree-promote-statics.c: Removed.
8014 * common.opt: Removed flag-promote-statics.
8016 * passes.c: Removed tree-promote-statics pass.
8017 * tree-pass.h: Ditto.
8018 * timevar.def: Removed TV_PROMOTE_STATICS.
8021 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8023 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8025 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8027 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8030 * c-common.c (check_function_arguments): Call
8031 'check_function_format' if either -Wformat or
8032 -Wmissing-format-attribute are specified.
8033 * c-format.c (check_function_format): Check -Wformat before
8034 calling 'check_format_info'.
8035 * c-opts.c (c_common_post_options): Don't warn for
8036 -Wmissing-format-attribute without -Wformat.
8037 * c-typeck.c (convert_for_assignment): Detect additional cases for
8038 -Wmissing-format-attribute.
8039 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8042 2005-07-19 Richard Guenther <rguenther@suse.de>
8044 * config/i386/i386.md (lrint<mode>2): Use temporary
8045 instead of clobbering non-existent memory.
8047 2005-07-19 Nick Clifton <nickc@redhat.com>
8049 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8050 statement to avoid displaying ASCII control characters.
8052 2005-07-19 Ben Elliston <bje@au.ibm.com>
8054 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8055 * cfganal.c (find_edge_index): Ditto.
8056 * combine.c (combine_instructions): Ditto.
8057 * ddg.c (create_scc): Ditto.
8058 (find_successors): Ditto.
8059 (find_predecessors): Ditto.
8060 (find_nodes_on_paths): Ditto.
8061 (longest_simple_path): Ditto.
8062 * flow.c (update_life_info): Ditto.
8063 (count_or_remove_death_notes): Ditto.
8064 (clear_log_links): Ditto.
8065 * modulo-sched.c (generate_reg_moves): Ditto.
8066 (find_max_asap): Ditto.
8067 (find_max_hv_min_mob): Ditto.
8068 (find_max_dv_min_mob): Ditto.
8069 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8070 * sched-rgn.c (extract_edgelst): Ditto.
8071 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8072 (dump_update_ssa): Ditto.
8073 (ssa_names_to_replace) Ditto.
8074 (switch_virtuals_to_full_rewrite): Ditto.
8075 (update_ssa): Ditto.
8076 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8078 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8080 Fix PR tree-optimization/22483
8082 * tree-complex.c (create_components): Use
8083 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8084 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8085 * tree-flow.h (safe_referenced_var_iterator): New structure.
8086 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8087 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8088 safe_referenced_var iterator.
8089 (add_type_alias): Ditto.
8091 2005-07-19 Steven Bosscher <stevenb@suse.de>
8093 * loop-init.c (rest_of_handle_loop2): Remove.
8094 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8095 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8096 (pass_rtl_loop_init, pass_rtl_loop_done,
8097 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8098 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8099 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8100 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8101 pass_tree_loop_done, and pass_tree_unswitch.
8102 (gate_loop): Rename to gate_tree_loop.
8103 * passes.c (init_optimization_passes): Update for renamed tree
8104 loop passes. Add the new loop2 passes as subpasses of loop2.
8105 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8106 Update for the renamed tree loop passes.
8108 2005-07-18 Ian Lance Taylor <ian@airs.com>
8111 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8112 blocks when optimizing.
8114 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8116 * common.opt (frename-registers): Initialize to 2.
8118 (fgcse-after-reload): Ditto.
8119 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8120 (process_options): Only change flag_web, flag_rename_registers,
8121 and flag_rerun_cse_after_loop if not explicitly set by user.
8123 2005-07-18 Jan Beulich <jbeulich@novell.com>
8125 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8126 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8127 in 64-bit mode the same as DImode in 32-bit mode.
8128 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8129 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8130 mode. Add new mode parameter.
8131 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8132 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8133 x86_64_shift_adj): New expanders.
8134 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8135 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8137 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8138 DImode shift splitters.
8139 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8140 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8143 2005-07-18 Jan Beulich <jbeulich@novell.com>
8145 * i386.md (movdi_extzv_1): New.
8146 (zero_extendhidi2): Combine alternatives and never force use of
8148 (zero_extendqidi2): Likewise. Don't restrict input selection.
8150 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8152 Fix PR tree-optimization/22531
8153 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8156 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8158 * tree-promote-statics.c (pass_promote_statics): Change dump file
8161 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8163 * tree-optimize.c (init_tree_optimization_passes): Add
8164 pass_eliminate_useless_stores pass.
8165 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8166 * tree-ssa-pre.c (is_copy_stmt): New function.
8167 (follow_copies_till_vuse): Ditto.
8168 (do_eustores): Ditto.
8169 (gate_eustores): Ditto.
8171 2005-07-16 Richard Henderson <rth@redhat.com>
8173 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8175 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8176 Kenneth Zadeck <zadeck@naturalbridge.com>
8178 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8179 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8180 ipa-type-escape.h, tree-promote-statics.c
8181 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8182 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8183 tree-promote-statics.c: new files.
8184 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8185 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8186 int nonlocal_set_p, mark_constant_function): Deleted.
8187 (rest_of_handle_cfg): Removed call to mark_constant_function.
8188 (nonoverlapping_component_refs_p): Added calls to support
8189 type based aliasing.
8190 * tree-ssa-alias.c (may_alias_p,
8191 compute_flow_insensitive_aliasing): Ditto.
8192 * calls.c (flags_from_decl_or_type): Removed reference to
8194 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8195 too many arguments. This is necessary for Spec 2000.
8196 * cgraph.h (const_function, pure_function): Removed.
8197 * common.opt: Added "fipa-pure-const", "fipa-reference",
8198 "fipa-type-escape", and "ftree-promote-static".
8200 * passes.c: Added ipa and tree-promote-statics passes.
8201 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8202 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8203 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8204 * tree-flow.h: Added exposed sra calls and addition of
8205 reference_vars_info field for FUNCTION_DECLS.
8206 * tree-pass.h: Added passes.
8207 * tree-sra.c: (sra_init_cache): New function.
8208 (sra_insert_before, sra_insert_after) Made public.
8209 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8211 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8212 aliasing. (may_alias_p): Added code to use type escape analysis to
8214 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8215 code to prune clobbers of static variables based on information
8216 produced in ipa-reference pass. Changed call clobbering so that
8217 statics are not marked as clobbered if the call does not clobber
8220 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8222 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8225 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8227 * doc/install.texi (*-*-solaris2*): Document recommended version
8228 of GNU binutils and mention GNU linker problem on Solaris 10.
8230 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8233 * c-decl.c (c_build_bitfield_integer_type): New function.
8234 (finish_struct): Call it.
8235 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8237 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8239 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8242 2005-07-16 Jan Hubicka <jh@suse.cz>
8244 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8245 (scale_bbs_frequencies_int): Watch roundoff errors.
8246 * predict.c (return_prediction): Initialize return_stmt.
8248 2005-07-16 Jan Hubicka <jh@suse.cz>
8250 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8251 after RTL profiling.
8253 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8256 * fold-const.c (build_range_check): Convert high/low to etype
8257 if we are only comparing against exp.
8259 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8261 Fix PR tree-optimization/22376
8262 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8264 (need_to_solve): New function.
8265 (compute_points_to_sets): Use it.
8267 2005-07-15 Jan Hubicka <jh@suse.cz>
8269 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8270 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8272 2005-07-15 Richard Guenther <rguenther@suse.de>
8274 * c-common.c (handle_flatten_attribute): New function.
8275 Add flatten function attribute.
8276 * doc/extend.texi: Document flatten function attribute.
8277 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8278 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8280 (cgraph_decide_inlining): Handle functions with flatten
8283 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8285 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8286 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8287 UNSPEC_XCHG, UNSPEC_AND): New.
8288 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8289 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8290 * config/rs6000/sync.md (FETCHOP): New code macro.
8291 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8293 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8294 (sync_compare_and_swap<mode>): Same.
8295 (sync_lock_test_and_set<mode>): Same.
8296 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8297 for QImode and HImode, and not PPC405.
8298 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8299 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8300 (sync_<fetchop>{si,di}_internal): New.
8301 (sync_nand{si,di}_internal): New.
8302 (sync_old_<fetchop>{si,di}_internal): New.
8303 (sync_old_nand{si,di}_internal): New
8304 (sync_new_<fetchop>{si,di}_internal): New.
8305 (sync_new_nand{si,di}_internal): New.
8306 (atomic_and{si,di}): New.
8307 (sync_new_nand{si,di}_internal): New.
8308 (atomic_and{si,di}): New.
8309 (sync_add<mode>_internal): Delete.
8310 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8311 (sync_sub<mode>_internal): Delte.
8312 (sync_subshort_internal): New.
8313 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8314 (sync_anddi_internal): Delete.
8315 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8316 (sync_booldi_internal): Delete.
8317 (sync_boolc<mode>_internal): Delete.
8318 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8319 (sync_boolc<mode>_internal2): Delete.
8320 (sync_boolcc<mode>_internal): Delete.
8321 (isync, lwsync): Use unspec instead of unspec_volatile.
8322 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8323 Revert UNSPEC_VOLATILE.
8324 (rs6000_split_atomic_op): New.
8325 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8327 2005-07-14 Eric Christopher <echristo@redhat.com>
8329 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8330 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8332 2005-07-14 Eric Christopher <echristo@redhat.com>
8334 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8336 2005-07-14 Steven Bosscher <stevenb@suse.de>
8338 PR tree-optimization/22230
8339 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8340 the computation of the four cross productions for "range op range".
8342 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8343 Ulrich Weigand <uweigand@de.ibm.com>
8346 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8349 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8351 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8353 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8355 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8357 2005-07-14 Richard Guenther <rguenther@suse.de>
8360 * config/i386/i386-protos.h (ix86_function_value): Change
8361 prototype to match new target hook.
8362 * config/i386/i386.c (ix86_value_regno): Change prototype
8363 to take extra type argument.
8364 (TARGET_FUNCTION_VALUE): Define.
8365 (ix86_function_ok_for_sibcall): Pass extra argument to
8366 ix86_value_regno, check return slot rtx for exact match.
8367 (ix86_function_value): Take extra parameter. Dispatch to
8368 ix86_value_regno with fndecl/fntype as provided.
8369 (ix86_value_regno): Handle extra type argument.
8370 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8372 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8373 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8374 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8375 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8376 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8378 2005-07-14 Richard Guenther <rguenther@suse.de>
8380 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8381 * calls.c (expand_call): Pass fntype to hard_function_value.
8382 (emit_library_call_value_1): Likewise.
8383 * explow.c: Include target.h.
8384 (hard_function_value): Take extra argument, the fntype.
8385 Use new target hook for function_value.
8386 * expr.h (hard_function_value): Change prototype.
8387 * function.c (aggregate_value_p): Pass 0 as fntype to
8388 hard_function_value.
8389 (assign_parms): Use new target hook for function_value.
8390 Pass 0 as fntype to hard_function_value.
8391 (expand_function_end): Likewise.
8392 * reg-stack.c: Include target.h.
8393 (stack_result): Use new target hook for function_value.
8394 * target-def.h: New target hook function_value.
8395 * target.h: Likewise.
8396 * targhooks.c (default_function_value): New function.
8397 * targhooks.h (default_function_value): Declare.
8399 2005-07-13 Ian Lance Taylor <ian@airs.com>
8401 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8403 2005-07-14 Jan Hubicka <jh@suse.cz>
8405 * tree-dfa.c (dump_variable): Use default_def function.
8406 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8407 * tree-ssa.c (verify_use): Likewise.
8408 * tree-ssanames.c (release_ssa_name): Likewise.
8409 * tree-tailcall.c (eliminate_tail_call): Likewise.
8410 (tree_optimize_tail_calls_1): Likewise.
8411 * tree-vrp.c (get_value_range): Likewise.
8413 2005-07-14 Ben Elliston <bje@au.ibm.com>
8415 * gcc.c (main): Compare language[0] with '*' when iterating over
8418 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8420 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8421 "s390_emit_compare". Add handling of CCZ1mode.
8422 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8423 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8425 (s390_branch_condition_mask): Add CCZ1mode handling.
8426 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8427 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8428 Use CCZ1mode instead of CCZmode.
8429 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8431 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8433 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8435 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8437 2005-07-13 Eric Christopher <echristo@redhat.com>
8439 * config/mips/mips.c (mips_canonicalize_comparison): New.
8440 (mips_emit_int_relational): Use.
8442 2005-07-13 Eric Christopher <echristo@redhat.com>
8444 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8446 * config/s390/s390.md: Include tpf.md. Move tpf specific
8448 * config/s390/tpf.md: To here.
8449 * config/s390/s390.opt: Move tpf specific options...
8450 * config/s390/tpf.opt: to here. Add mmain option.
8451 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8452 * config/s390/tpf.h: Rewrite.
8454 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8456 * doc/tm.texi: Remove @xref{Cross-profiling}.
8458 2005-07-13 Jeff Law <law@redhat.com>
8460 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8461 expressions, test their _DECL operands for pointer equality rather
8462 than using operand_equal_p.
8464 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8466 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8467 (TARGET_POSIX_IO): This.
8468 * config/darwin.h: Likewise.
8469 * config/freebsd.h: Likewise.
8470 * config/linux.h: Likewise.
8471 * config/lynx.h: Likewise.
8472 * config/netbsd.h: Likewise.
8473 * config/rs6000/linux64.h: Likewise.
8474 * config/rs6000/linux.h: Likewise.
8475 * config/s390/tpf.h: Likewise.
8476 * config/sh/embed-elf.h: Likewise.
8477 * config/sparc/linux64.h: Likewise.
8478 * config/sparc/linux.h: Likewise.
8479 * config/svr4.h: Likewise.
8480 * gcov-io.h: Likewise.
8482 * doc/tm.texi: Updated.
8484 * libgcov.c (create_file_directory): Defined only if
8485 TARGET_POSIX_IO is defined.
8486 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8489 2005-07-13 Jan Hubicka <jh@suse.cz>
8491 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8493 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8495 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8496 structure as argument.
8498 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8500 PR tree-optimization/21921
8501 * tree-iterator.c (tsi_link_before): Support the case when
8502 tsi_end_p (tsi) == true.
8504 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8506 PR tree-optimization/22442
8507 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8510 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8512 PR rtl-optimization/20376
8513 * toplev.c (process_options): Enable -fweb and -frename-registers when
8515 * doc/invoke.texi: Update the information about when -fweb and
8516 -frename-registers are enabled.
8518 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8521 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8522 if *rhs_p is not a SSA_NAME.
8524 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8526 Fix PR tree-optimization/22422
8527 * tree-ssa-structalias.c (struct variable_info): Add flag for
8529 (get_varinfo): Now a static function.
8530 (new_varinfo): init has_union and is_special_var to false.
8531 (solution_set_add): Check has_union.
8532 (do_da_constraint): Move temporary variable so it gets reset
8534 Also check for special variable.
8535 (do_ds_constraint): Ditto.
8536 (do_sd_constraint): Ditto.
8537 (do_structure_copy): Check for special variable.
8538 (find_func_aliases): Ditto.
8539 (init_base_vars): Set special vars properly.
8541 2005-07-13 Jan Hubicka <jh@suse.cz>
8543 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8546 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8547 (get_expr_operands): Fix thinko wrt flags and subvars.
8549 PR tree-optimize/22379
8550 * tree-inline.c (expand_call_inline): Do not output sorry in early
8553 2005-07-12 Dale Johannesen <dalej@apple.com>
8555 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8557 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8560 * host-linux.h: Include limits.h.
8562 2005-07-12 Dale Johannesen <dalej@apple.com>
8564 * expr.c (compress_float_constant): Add cost check.
8565 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8567 2005-07-12 Dale Johannesen <dalej@apple.com>
8569 * gcc.target/i386/compress-float-sse.c: New.
8570 * gcc.target/i386/compress-float-sse-pic.c: New.
8571 * gcc.target/i386/compress-float-387.c: New.
8572 * gcc.target/i386/compress-float-387-pic.c: New.
8573 * gcc.dg/compress-float-ppc.c: New.
8574 * gcc.dg/compress-float-ppc-pic.c: New.
8576 2005-07-12 Eric Christopher <echristo@redhat.com>
8578 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8580 * config/s390/s390.md: Include tpf.md. Move tpf specific
8582 * config/s390/tpf.md: To here.
8583 * config/s390/s390.opt: Move tpf specific options...
8584 * config/s390/tpf.opt: to here. Add mmain option.
8585 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8586 * config/s390/tpf.h: Rewrite.
8588 2005-07-12 Eric Christopher <echristo@redhat.com>
8590 * gcc.c (struct infile): Update comment for language.
8591 (main): Rewrite input file resetting code.
8593 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8596 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8597 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8598 (lookup_avail_expr): Use constant_boolean_node instead
8599 of boolean_false_node/boolean_true_node.
8601 2005-07-12 Ben Elliston <bje@au.ibm.com>
8603 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8604 and use it when printing num_edges.
8606 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8608 * doc/extend.texi (Blackfin Built-in Functions): New section.
8609 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8612 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8614 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8615 s/cmpstrsi/cmpstrnsi
8616 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8618 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8619 (init_optabs): Initialize cmpstrn_optab.
8620 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8621 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8622 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8623 * config/i386/i386.md: s/cmpstr/cmpstrn
8624 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8625 * doc/md.texi: Update documentation.
8627 2005-07-11 Richard Henderson <rth@redhat.com>
8629 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8630 build_va_arg_indirect_ref.
8631 (alpha_gimplify_va_arg): Likewise.
8632 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8633 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8634 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8635 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8636 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8637 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8639 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8641 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8643 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8644 * passes.c (init_optimization_passes): Add pass_empty_loop.
8645 * tree-pass.h (pass_empty_loop): Declare.
8646 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8647 try_remove_empty_loop, remove_empty_loops): New functions.
8648 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8649 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8651 2005-07-12 Peter Barada <peter@the-baradas.com>
8655 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8656 in address registers.
8657 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8658 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8659 alternative of addsi3_5200.
8661 2005-07-11 Ian Lance Taylor <ian@airs.com>
8663 * config/mips/mips.md (ffs<mode>2): Remove.
8665 2005-07-11 Ian Lance Taylor <ian@airs.com>
8667 * doc/tree-ssa.texi (Cleanups): Improve description of
8669 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8671 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8673 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8674 * tree.h (DECL_ARGUMENT_FLD): New macro.
8676 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8678 Fix PR tree-optimization/22404
8680 * tree-ssa-structalias.c (create_variable_info_for): Use
8683 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8685 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8686 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8687 for second comparison operand.
8688 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8690 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8691 (define_insn_reservation "alu"): Likewise.
8692 (csync, ssync): Now of type sync.
8693 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8694 -mcsync-anomaly -mspecld-anomaly.
8695 * config/bfin/bfin.opt (mcsync): Remove.
8696 (mcsync-anomaly, mspecld-anomaly): Add.
8697 * config/bfin/bfin.c: Include "insn-codes.h".
8698 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8699 (TARGET_DEFAULT_TARGET_FLAGS): New.
8700 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8702 2005-07-11 Steven Bosscher <stevenb@suse.de>
8704 * basic-block.h: Give the BB flags enum a name, bb_flags.
8705 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8706 * cfgcleanup.c (enum bb_flags): Remove here.
8707 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8708 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8709 (update_forwarder_flag): Likewise.
8710 (thread_jump): Likewise.
8711 (try_forward_edges): Likewise.
8712 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8713 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8714 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8716 2005-07-11 Richard Guenther <rguenther@suse.de>
8718 * config/i386/i386.opt: New target option -msseregparm.
8719 * config/i386/i386.c (override_options): Error out for
8720 -msseregparm but no SSE support.
8721 (ix86_function_sseregparm): Check for global sseregparm.
8722 * doc/invoke.texi: Document -msseregparm.
8724 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8726 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8727 (m32rle-*-linux*): Ditto.
8729 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8731 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8732 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8735 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8739 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8740 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8742 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8744 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8745 (varmap): Heapify varmap.
8746 (constraints): Heapify constraints.
8747 (struct constraint_graph): Heapify succs and preds.
8748 (constraint_vec_find): Update for heapification.
8749 (constraint_set_union): Ditto.
8750 (insert_into_complex): Ditto.
8751 (constraint_edge_vec_find): Ditto.
8752 (erase_graph_self_edge): Ditto.
8753 (add_graph_edge): Ditto.
8754 (get_graph_weights): Ditto.
8755 (merge_graph_nodes): Ditto.
8756 (build_constraint_graph): Ditto.
8757 (topo_visit): Ditto.
8758 (solve_graph): Ditto.
8759 (create_variable_info_for): Ditto.
8760 (init_base_vars): Ditto.
8761 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8762 (condese_varmap_nodes): Free complex vector.
8763 (clear_edges_for_node): Clear succs and preds vector.
8765 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8767 * tree-ssa-structalias.c (update_alias_info): Change counting of
8768 references to not include vdefs.
8770 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8772 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8775 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8777 * pa.c (pa_commutative_p): Make PLUS commutative when
8778 TARGET_NO_SPACE_REGS is true.
8780 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8782 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8783 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8784 * tree-dfa.c (dump_subvars_for): New.
8785 (debug_subvars_for): New.
8786 (dump_variable): Show subvariables if VAR has them.
8787 * tree-flow-inline.h (get_subvar_at): New.
8788 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8789 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8791 (struct subvar): Change fields offset and size to unsigned
8793 (dump_subvars_for): Declare.
8794 (debug_subvars_for): Declare.
8795 (get_subvar_at): Declare.
8796 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8797 to unsigned HOST_WIDE_INT *.
8798 (overlap_subvar): Likewise.
8799 * tree-gimple.c (is_gimple_reg): Always return false for
8800 SFTs and memory tags.
8801 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8803 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8804 (compute_may_aliases): Call compute_points_to_sets.
8805 (collect_points_to_info_for): Remove.
8806 (compute_points_to_and_addr_escape): Remove.
8807 (delete_alias_info): Call delete_points_to_sets.
8808 (compute_flow_sensitive_aliasing): If the call to
8809 find_what_p_points_to returns false, call set_pt_anything.
8810 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8811 (set_pt_anything): Clear pi->pt_vars.
8812 (set_pt_malloc): Remove.
8813 (merge_pointed_to_info): Remove.
8814 (add_pointed_to_expr): Remove.
8815 (add_pointed_to_var): Remove.
8816 (collect_points_to_info_r): Remove.
8817 (is_escape_site): Make extern.
8819 (create_overlap_variables_for): Call it.
8820 * tree-ssa-copy.c (merge_alias_info): Never merge
8821 flow-sensitive alias information.
8822 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8823 offset and size to be unsigned HOST_WIDE_INT.
8824 (add_to_addressable_set): Rename from note_addressable.
8825 Set TREE_ADDRESSABLE as the variables are added to the set.
8827 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8828 operands into VUSEs when adding V_MAY_DEFs for members in an
8830 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8831 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8832 (struct variable_info): Add bitfield is_heap_var.
8833 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8834 (new_var_info): Initialize is_heap_var.
8835 (get_constraint_for): Add HEAP variables to the symbol table.
8836 Mark them with is_heap_var.
8837 (update_alias_info): New. Taken mostly from the old
8838 compute_points_to_and_addr_escape.
8839 (handle_ptr_arith): New.
8840 (find_func_aliases): Call update_alias_info.
8841 Call handle_ptr_info for tcc_binary expressions.
8842 Call mark_stmt_modified.
8843 (create_variable_info_for): If DECL has subvars, do not create
8844 variables for its subvars. Always add all the fields.
8845 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8846 SFTs, then add all the SFTs of the structure.
8847 If VI->DECL is an aggregate with subvariables, add the SFT at
8849 (find_what_p_points_to): If VI is an artificial variable,
8850 translate to bitfields in SSA_NAME_PTR_INFO.
8851 If the solution is empty, set pi->pt_vars to NULL
8852 (init_base_vars): Create ANYOFFSET.
8853 (compute_points_to_sets): Rename from create_alias_vars.
8855 (pass_build_pta): Remove.
8856 (delete_points_to_sets): Rename from delete_alias_vars.
8857 (pass_del_pta): Remove.
8858 * tree-ssa-structalias.h (struct alias_info): Move from
8860 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8861 NUM_REFERENCES_SET): Likewise.
8862 (compute_points_to_sets, delete_points_to_sets): Declare.
8864 2005-07-09 Richard Henderson <rth@redhat.com>
8866 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8867 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8868 alpha_split_lock_test_and_set_12): New functions.
8869 * config/alpha/alpha-protos.h: Update.
8870 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8871 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8872 * config/alpha/sync.md (I12MODE): New.
8873 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
8874 (sync_<fetchop_name><I48MODE>): Likewise.
8875 (sync_nand<I48MODE>): Likewise.
8876 (sync_old_<fetchop_name><I48MODE>): Likewise.
8877 (sync_new_<fetchop_name><I48MODE>): Likewise.
8878 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8879 (sync_compare_and_swap<I48MODE>): Likewise.
8880 (sync_lock_test_and_set<I48MODE>): Likewise.
8881 (sync_compare_and_swap<I12MODE>): New.
8882 (sync_compare_and_swap<I12MODE>_1): New.
8883 (sync_lock_test_and_set<I12MODE>): New.
8884 (sync_lock_test_and_set<I12MODE>_1): New.
8886 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8890 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
8892 2005-07-09 Jakub Jelinek <jakub@redhat.com>
8894 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
8895 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
8897 2005-07-09 Richard SAndiford <richard@codesourcery.com>
8900 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
8902 2005-07-08 David Edelsohn <edelsohn@gnu.org>
8904 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
8905 memory_operand constraint.
8906 (store_conditional_<mode>): Same.
8907 (sync_compare_and_swap<mode>): Same.
8908 (sync_lock_test_and_set<mode>): Same.
8910 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
8912 Rewrite PIC support to more closely model actual instructions.
8913 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
8914 (cris_symbol): Remove prototypes for removed functions.
8915 (cris_pic_symbol_type_of, cris_valid_pic_const)
8916 (cris_expand_pic_call_address): Prototypes for new functions.
8917 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
8919 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
8921 <case ':'>: Add case for new punctuation character.
8922 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
8923 emitting (extra) PIC modifier.
8924 <case UNSPEC>: Do not assert for PLT.
8925 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
8926 (cris_expand_prologue, cris_expand_epilogue): Check
8927 for pic_offset_table_rtx usage instead of taking
8928 current_function_uses_pic_offset_table as the final word.
8929 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
8930 Remove flag_pic difference.
8931 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
8932 the moral equivalents of...
8933 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
8935 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
8936 (cris_handle_option): Mark ARG as unused.
8937 (cris_expand_pic_call_address): New worker function for "call",
8939 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
8940 output PIC constructs here.
8941 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
8942 as symbol-specific modifers, not whole or part of operands.
8943 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
8944 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
8945 constants and flag_pic.
8946 (CONSTANT_INDEX_P): Adjust for new functions.
8947 (enum cris_pic_symbol_type): New helper type.
8948 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
8949 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
8950 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
8952 ("movsi"): Emit actual instructions for GOT and relative access.
8953 ("*movsi_got_load"): New pattern to set up the register holding
8955 ("*movsi_internal"): Operand 1 is not a plain general_operand.
8956 Adjust FIXME for 'S'.
8957 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
8958 Use "movs" for -fpic cases.
8959 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
8960 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
8961 ("call", "call_value"): Just call cris_expand_pic_call_address for
8963 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
8964 Remove special pattern.
8965 ("*expanded_call_side", "*expanded_call_value_side"): New
8967 (gotplt-to-plt, gotplt-to-plt-side-call)
8968 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
8970 * config/cris/cris/predicates.md
8971 ("cris_general_operand_or_gotless_symbol"): Remove unused
8973 ("cris_general_operand_or_symbol"): Adjust for new functions.
8975 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
8977 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
8979 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
8981 * Makefile.in (TREE_H): Add treestruct.def.
8982 (c-decl.o): Add pointer-set.h
8983 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
8984 visibility on regular DECL's.
8985 (merge_decls): Fix the copying of decl nodes of various types for
8986 the new structures. Don't update RTL, section name, weak status,
8987 etc, on DECL's without RTL.
8988 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
8989 Don't check volatile on non-variable types.
8990 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
8991 to check whether we have seen arguments.
8992 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
8993 flag is checked before field (flag is common, field is not).
8994 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
8995 TS_DECL_COMMON could have an origin.
8996 (add_location_or_const_value_attribute): Don't check section name
8997 on non-var/function decls.
8998 (dwarf2out_var_location): Reverse order of tests.
8999 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9000 with DECL_WRTL_CHECK.
9001 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9002 * fold-const.c (fold_binary): Don't check weakness on
9003 non-var/function decls.
9004 (tree_expr_nonzero_p): Ditto.
9005 (fold_checksum_tree): Use tree_decl_extra as sizeof
9007 * ggc-page.c (extra_order_size_table): Add sizes for
9008 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9010 * gimplify.c (gimplify_bind_expr): Only set
9011 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9012 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9014 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9015 * langhooks.h (init_ts). New langhook.
9016 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9017 * print-tree.c (print_node): Update to only print fields that
9018 exist in the structures the passed decl has.
9019 * toplev.c (wrapup_global_declarations): Don't reset
9020 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9021 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9022 * tree-inline.c (remap_decl): Ditto.
9023 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9024 * tree-pretty-print.c (print_declaration): Don't print
9025 DECL_REGISTER on things that don't contain it.
9026 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9027 non-var/function decls.
9028 * tree.c (tree_contains_struct): New structure.
9029 (init_priority_for_decl): New hashtable.
9030 (tree_int_map): New structure.
9031 (tree_int_map_eq): New function.
9032 (tree_int_map_marked_p): Ditto.
9033 (tree_int_map_hash): Ditto.
9034 (tree_map): Move to tree.h.
9035 (tree_map_eq): Externalize.
9036 (tree_map_hash): Ditto.
9037 (tree_map_marked_p): Ditto.
9038 (init_ttree): Set up tree_contains_struct and call langhook.
9039 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9040 (tree_code_size): Update for new structures.
9041 (tree_node_structure): Update for new structures.
9042 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9044 (copy_node_stat): Copy init priority.
9045 (build_decl_stat): Ditto for visibility.
9046 (ts_enum_names): New.
9047 (tree_contains_struct_check_failed): New function.
9048 (decl_init_priority_lookup): Ditto.
9049 (decl_init_priority_insert): Ditto.
9050 * treestruct.def: New file.
9051 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9052 (CONTAINS_STRUCT_CHECK): Ditto.
9053 (tree_contains_struct_check_failed): New prototype.
9054 (DECL_CHECK): Removed.
9055 (DECL_MINIMAL_CHECK): New.
9056 (DECL_COMMON_CHECK): Ditto.
9057 (DECL_WRTL_CHECK): Ditto.
9058 (DECL_NON_COMMON_CHECK): Ditto.
9059 (DECL_WITH_VIS_CHECK): Ditto.
9060 (VAR_OR_FUNCTION_DECL_P): Ditto
9061 (struct tree_decl_minimal): New structure.
9062 (struct tree_decl_common): Ditto.
9063 (struct tree_decl_with_rtl): Ditto.
9064 (struct tree_decl_with_vis): Ditto.
9065 (struct tree_decl_non_common): Ditto.
9066 (struct tree_field_decl): Ditto.
9067 (struct tree_parm_decl): Ditto.
9068 (struct tree_var_decl): Ditto.
9069 (struct tree_function_decl): Ditto.
9070 (struct tree_const_decl): Ditto.
9071 (struct tree_result_decl): Ditto.
9072 (union tree_node): Add new structures.
9073 * var-tracking.c (track_expr_p): Reverse order of tests.
9075 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9077 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9079 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9080 * system.h: Poison FINALIZE_PIC.
9081 * doc/tm.texi (FINALIZE_PIC): Remove.
9083 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9086 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9087 to the correct type if we have a MODIFY_EXPR.
9089 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9091 PR tree-optimization/22360
9092 * tree.c (upper_bound_in_type): Fix calculations for casting
9093 to a non-wider signed type and casting a signed value to a
9094 wider unsigned type.
9095 (lower_bound_in_type): Fix calculations for casting to a
9096 non-wider signed type.
9098 PR tree-optimization/20139
9099 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9101 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9102 fold_cond_expr_cond.
9103 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9104 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9106 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9109 * tree-complex.c (expand_complex_libcall): Produce
9110 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9112 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9114 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9115 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9116 b" assert and inserted fastpath code for this case.
9117 (bitmap_ior): Removed "a != b" assert.
9119 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9121 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9122 (ENDFILE_SPEC): Likewise.
9123 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9125 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9126 a large stack frame at epilogue.
9128 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9130 * final.c: Include sdbout.h when required.
9132 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9134 * config.gcc (*-*-darwin*): Only one target-specific header file
9136 (powerpc-*-darwin*): Add version-specific header files.
9137 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9138 * config.in: Regenerate.
9139 * configure: Regenerate.
9140 * gcc.c: Include xregex.h.
9141 (version_compare_spec_function): New.
9142 (spec_function): Add version-compare.
9143 (replace_outfile_spec_function): Reformat comment.
9144 (compare_version_strings): New.
9145 * config/darwin-c.c (version_as_macro): New.
9146 (builtin_define): New.
9147 (darwin_cpp_builtins): New.
9148 * config/darwin-protos.h (darwin_cpp_builtins): New.
9149 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9150 (LIB_SPEC): Make unconditional, update comment.
9151 (TARGET_C99_FUNCTIONS): Define.
9152 * config/darwin.opt: Sort.
9153 (mmacosx-version-min=): New.
9154 * config/darwin7.h: Delete.
9155 * config/darwin8.h: Delete.
9156 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9157 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9158 (TARGET_C99_FUNCTIONS): Define.
9159 * config/rs6000/darwin7.h: New.
9160 * config/rs6000/darwin8.h: New.
9161 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9162 (-mmacosx-version-min): Document.
9164 2005-07-07 Ian Lance Taylor <ian@airs.com>
9166 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9168 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9171 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9173 2005-07-07 Khem Raj <kraj@mvista.com>
9175 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9176 in bytes, not words.
9178 2005-07-07 Paul Brook <paul@codesourcery.com>
9180 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9181 DEFAULT_FUNCTION_ARG_PADDING to upward.
9183 2005-07-07 Richard Henderson <rth@redhat.com>
9185 * function.c (locate_and_pad_parm): Record parameter alignment in
9186 stack_alignment_needed.
9188 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9190 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9191 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9192 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9193 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9194 (define_attr "type"): Add isync, sync, load_l, store_c.
9195 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9196 Create scratch volatile MEM.
9197 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9199 (load_locked_<mode>): New.
9200 (store_conditional_<mode>): New.
9201 (sync_compare_and_swap<mode>): Replace with splitter.
9202 (sync_lock_test_and_set<mode>): Replace with splitter.
9203 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9205 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9206 is ics. Attribute isync.
9207 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9209 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9210 and UNSPECV_SYNC_OP.
9211 (emit_unlikely_jump): New.
9212 (emit_load_locked): New.
9213 (emit_store_conditional): New.
9214 (rs6000_split_compare_and_swap): New.
9215 (rs6000_split_lock_test_and_set): New.
9216 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9217 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9218 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9219 rs6000_split_lock_test_and_set): Declare.
9220 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9221 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9222 store_c, isync, sync.
9224 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9226 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9227 filenames to gtyp-gen.h.
9228 (s-typ-gen): Use it in place of for loops.
9230 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9232 * hooks.c (hook_bool_rtx_int_false): New function.
9233 * hooks.h (hook_bool_rtx_int_false): Declare.
9234 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9235 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9236 * target.h (struct gcc_target): Add commutative_p member.
9237 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9238 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9239 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9240 (pa_commutative_p): New function.
9241 * jump.c (target.h): Include.
9242 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9243 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9245 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9247 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9248 (s390_expand_setmem): New.
9249 * config/s390/s390.c: Likewise.
9250 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9252 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9253 general_operand. Call new function "s390_expand_setmem".
9254 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9255 ("setmem_long", "*setmem_long"): ... this.
9257 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9259 * config/s390/s390.c: (optimization_options): Enable
9260 TARGET_MVCLE at -Os.
9261 * doc/invoke.texi: Document changes in default behaviour.
9262 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9264 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9266 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9267 defined by back-end.
9269 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9271 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9272 all sets in the pattern.
9273 * config/rs6000/rs6000.md (stack_protect_testsi,
9274 stack_protect_testdi): Likewise.
9276 2005-07-06 Jeff Law <law@redhat.com>
9278 * tree-vrp.c (simplify_using_ranges): Kill.
9279 (vrp_finalize): Remove call to simplify_using_ranges.
9280 (simplify_stmt_using_ranges): New function extracted from
9281 simplify_using_ranges.
9282 (simplify_div_or_mod_using_ranges): Likewise.
9283 (simplify_abs_using_ranges): Likewise.
9284 (simplify_cond_using_ranges): New function.
9285 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9286 * tree-ssa-propagate.c (substitute_and_fold): Call
9287 simplify_stmt_using_ranges if we have range information.
9289 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9291 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9292 ia64_flag_schedule_isns2.
9294 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9295 reading/writing general registers.
9296 (ia64_function_arg): Revert 2005-06-18 change.
9298 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9300 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9301 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9303 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9305 * function.c (expand_function_end): Revert part of 2005-06-27
9306 patch. Do sjlj_emit_function_exit_after after return_label.
9308 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9310 * doc/install.texi (--disable-libssp): New.
9312 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9314 * doc/invoke.texi: Update -fforce-mem documentation.
9315 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9316 code for -fforce-mem.
9317 * expmed.c: (store_bit_field,store_fixed_bit_field,
9318 extract_bit_field): Ditto.
9319 * expr.c: (convert_move): Ditto.
9320 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9321 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9322 emit_conditional_add,expand_float,expand_fix): Ditto.
9323 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9324 (common_handle_option): Issue warning when -fforce-mem specified.
9326 2005-07-06 Paul Brook <paul@codesourcery.com>
9328 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9330 * configure: Regenerate.
9332 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9334 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9336 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9338 Fix PR tree-optimization/22319
9339 Fix PR tree-optimization/22140
9340 Fix PR tree-optimization/22310
9342 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9343 variable sized types.
9344 Use correct type for intermediate structure on *a = *b structure
9347 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9349 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9351 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9352 (machine_function): Move typedef to...
9353 * config/rs6000/rs6000.c (machine_function): ... here. Add
9354 varargs_save_offset field.
9355 (rs6000_stack_t): Remove varargs_size field.
9356 (setup_incoming_varargs): Allocate varargs save area using
9357 assign_stack_local, try to make it as small as possible.
9358 Save offset from virtual_stack_vars_rtx to the save area
9359 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9360 instead of magic 8 when fp word byte size is used.
9361 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9362 instead of -RS6000_VARARGS_SIZE.
9363 (rs6000_stack_info, debug_stack_info,
9364 rs6000_initial_elimination_offset): Remove all traces of
9366 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9367 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9368 RS6000_VARARGS_AREA.
9370 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9372 PR tree-optimization/21963
9373 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9374 constant_multiple_of in the same way get_computation_cost_at does.
9376 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9378 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9379 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9380 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9381 and return its previous value.
9382 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9383 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9385 (stack_protect_set, stack_protect_test): New expanders.
9386 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9387 stack_protect_testdi): New insns.
9388 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9389 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9391 2005-07-06 Jeff Law <law@redhat.com>
9393 * tree-ssa-dce.c (cfg_altered): New global.
9394 (tree_dce_init): Initialize cfg_altered.
9395 (remove_dead_stmt): If we remove an edge in the CFG, then set
9397 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9400 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9402 * Makefile.in (stamp-collect-ld): Use
9403 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9404 ./collect-ld if it already exists.
9405 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9406 Don't remove ./nm if it already exists.
9408 2005-07-05 Devang Patel <dpatel@apple.com>
9410 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9411 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9412 * tree-vectorizer.c (vect_loop_location): New.
9413 (vect_print_dump_info): Use vect_loop_location.
9414 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9415 (vectorize_loops): Set vect_loop_location.
9416 * tree-vect-analyze.c (vect_analyze_offset_expr,
9417 vect_determin_vectorization_factor, vect_analyze_operations,
9418 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9419 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9420 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9421 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9422 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9423 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9424 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9425 vect_analyze_loop): Adjust vect_print_dump_info API.
9426 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9427 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9428 vect_finish_stmt_generation, vectorizable_assignment,
9429 vectorizable_operation, vectorizable_store, vectorizable_load,
9430 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9431 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9432 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9433 vect_transform_loop): Same.
9434 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9435 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9438 2005-07-05 Randolph Chung <tausq@debian.org>
9440 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9441 * configure: Regenerate.
9442 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9443 (pa_tls_referenced_p): Declare.
9444 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9445 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9446 (legitimize_tls_address): New.
9447 (hppa_legitimize_address): Handle TLS addresses.
9448 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9449 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9450 (emit_move_sequence): Handle TLS addresses.
9451 (pa_encode_section_info): Call default handler to handle common
9453 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9454 (CONSTANT_ADDRESS_P): Reject TLS operands.
9455 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9456 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9457 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9458 (UNSPEC_TLSLE): Define new constants.
9459 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9460 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9461 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9462 (tie_symbolic_operand, tle_symbolic_operand): New
9464 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9466 * aclocal.m4: Update macros for autoconf 2.59 style.
9467 * configure.ac: Likewise.
9469 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9471 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9472 (function_arg): Pass small aggregates in general registers on 32-bit
9474 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9476 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9478 * Makefile.in (final.o): Fix dependencies.
9480 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9484 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9485 * langhooks.c (lhd_expr_to_decl): New.
9486 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9488 (LANG_HOOKS_INITIALIZER): Update.
9489 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9490 expr_to_decl langhook.
9491 * c-tree.h (c_expr_to_decl): Declare.
9492 * c-typeck.c (c_expr_to_decl): New.
9493 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9495 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9497 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9500 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9501 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9503 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9505 * Makefile.in: Adjust dependencies.
9506 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9507 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9508 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9509 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9510 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9511 rest_of_compilation.
9513 * bb-reorder.c (gate_duplicate_computed_gotos,
9514 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9515 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9516 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9517 pass_partition_blocks): New.
9518 * bt-load.c (gate_handle_branch_target_load_optimize,
9519 rest_of_handle_branch_target_load_optimize,
9520 pass_branch_target_load_optimize): New.
9521 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9523 * cfglayout.c (pass_insn_locators_initialize): New.
9524 * cfgrtl.c (pass_free_cfg): New.
9525 * combine.c (gate_handle_combine, rest_of_handle_combine,
9527 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9528 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9529 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9530 * except.c (pass_set_nothrow_function_flags,
9531 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9533 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9534 rest_of_handle_shorten_branches, pass_shorten_branches,
9535 rest_of_clean_state, pass_clean_state): New.
9536 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9537 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9538 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9540 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9541 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9542 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9543 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9545 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9546 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9547 pass_rtl_ifcvt, gate_handle_if_after_combine,
9548 rest_of_handle_if_after_combine, pass_if_after_combine,
9549 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9550 pass_if_after_reload): New.
9551 * integrate.c (pass_initial_value_sets): New.
9552 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9553 pass_purge_lineno_notes): New.
9554 * mode-switching.c (rest_of_handle_mode_switching,
9555 pass_mode_switching): New.
9556 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9557 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9559 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9560 pass_loop_optimize): New.
9561 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9563 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9565 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9566 pass_postreload_cse): New.
9567 * profile.c (gate_handle_profiling, pass_profiling,
9568 rest_of_handle_branch_prob, pass_branch_prob): New.
9569 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9570 pass_split_before_regstack, gate_handle_split_before_regstack,
9571 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9572 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9573 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9574 pass_stack_regs): New.
9575 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9576 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9577 pass_stack_adjustments): New.
9578 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9579 pass_regrename): New.
9580 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9581 pass_delay_slots, gate_handle_machine_reorg,
9582 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9583 * rtl.h (extern void purge_line_number_notes): New.
9584 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9585 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9587 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9589 * value-prof.c (gate_handle_value_profile_transformations,
9590 rest_of_handle_value_profile_transformations,
9591 pass_value_profile_transformations): New.
9592 * var-tracking.c (gate_handle_var_tracking,
9593 pass_variable_tracking): New.
9594 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9596 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9597 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9598 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9599 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9600 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9601 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9602 rest_of_handle_gcse2, rest_of_handle_regmove,
9603 rest_of_handle_tracer, rest_of_handle_if_conversion,
9604 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9605 rest_of_handle_web, rest_of_handle_branch_prob,
9606 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9607 rest_of_handle_jump_bypass, rest_of_handle_combine,
9608 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9609 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9610 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9611 rest_of_handle_mode_switching, rest_of_handle_jump,
9612 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9613 rest_of_handle_flow2, rest_of_handle_jump2,
9614 rest_of_handle_peephole2, rest_of_handle_postreload,
9615 rest_of_handle_shorten_branches, rest_of_clean_state,
9616 rest_of_compilation): Remove.
9618 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9619 * passes.c (dump_flags, in_gimple_form, all_passes,
9620 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9621 register_dump_files, next_pass_1, last_verified, execute_todo,
9622 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9623 from tree-optimize.c.
9624 (init_optimization_passes): Moved from tree-optimize.c,
9625 adding the RTL optimizations.
9626 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9627 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9628 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9629 register_dump_files, next_pass_1, last_verified, execute_todo,
9630 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9631 init_tree_optimization_passes, ipa_passes): Delete.
9632 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9634 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9635 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9637 (ipa_passes): Remove.
9638 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9639 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9640 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9641 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9642 (dump_info_p, dump_flag): Moved to tree-dump.h.
9644 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9646 * passes.c (finish_optimization_passes): Use dump_begin
9647 and dump_end, TDI_end.
9648 (gate_rest_of_compilation): New.
9649 (pass_rest_of_compilation): Use it.
9650 (gate_postreload, pass_postreload): New.
9651 * toplev.c (general_init): Rename init_tree_optimization_passes.
9652 * toplev.h (init_tree_optimization_passes): Rename to
9653 init_optimizations_passes.
9654 * tree-dump.c (dump_flag): Make static.
9655 (dump_files): Remove RTL dumps.
9656 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9657 pass_cleanup_cfg, pass_free_cfg_annotations,
9658 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9659 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9660 * tree-pretty-print.c: Include tree-pass.h.
9661 * cgraph.c: Include tree-dump.h.
9663 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9665 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9666 Only fall back to saying it points to readonly memory if
9669 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9671 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9672 * config/m32r/m32r.c (m32r_compute_frame_size,
9673 m32r_expand_prologue): Take current_function_profile into
9674 account whenever we reference
9675 current_function_uses_pic_offset_table.
9676 (m32r_finalize_pic): Remove.
9677 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9679 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9681 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9682 instead of $<. Don't remove ./as if it already exists.
9684 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9687 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9688 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9689 for complex modes when generating code for PA 1.0.
9690 (VALID_FP_MODE_P): New macro.
9691 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9692 sets for all general and floating point modes. Align wide floating
9693 point modes to even register boundaries to comply with architectural
9695 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9696 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9697 (VALID_FP_MODE_P): New macro.
9698 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9699 sets for all general and floating point modes. Align wide floating
9700 point modes to even register boundaries to comply with architectural
9703 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9705 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9708 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9710 * tree-ssa-structalias.c: Don't include expr.h.
9712 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9714 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9717 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9719 Fix PR tree-optimization/22279
9721 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9724 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9726 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9728 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9730 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9731 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9732 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9733 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9734 config/stormy16/stormy16.c, config/v850/v850.c,
9735 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9736 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9737 Avoid "." or "\n" at end of diagnostics and capital letters at
9738 start of diagnostics.
9739 * combine.c, cse.c: Don't translate dump file output.
9740 * toplev.c (print_version): Only translate output if going to
9743 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9745 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9746 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9749 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9751 * pa.c (fix_range): Fix typo in comment.
9753 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9755 * tree-vrp.c (extract_range_from_assert): Replace
9756 fold (build (...)) with fold_build2.
9758 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9760 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9761 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9762 (format_types_orig, handle_format_attribute): Add support for
9765 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9767 * varasm.c (assemble_variable): Fix format specifier thinko.
9769 2005-07-03 Ira Rosen <irar@il.ibm.com>
9771 PR tree-optimization/22029 (and 22135)
9772 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9773 a phi node before calling dump_vops.
9775 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9777 * tree-dump.h (dump_string_field): Declare.
9778 * tree-dump.c: Use it instead of dump_string.
9779 (dump_string_field): Make non-static.
9781 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9783 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9784 up the minimal CFG stuff always when optimize > 0. Call
9785 split_all_insns_noflow in PIC case if needed.
9787 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9788 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9791 * c-decl.c (c_write_global_declarations): Dump contents of
9793 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9794 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9795 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9796 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9799 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9801 * c-common.h (GCC_DIAG_STYLE): Define.
9802 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9803 version for format checking to 4.1.
9804 * c-format.c: Include toplev.h after c-common.h.
9805 (enum format_type): Add gcc_tdiag_format_type.
9806 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9807 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9808 (format_types_orig): Add gcc_tdiag.
9809 (init_dynamic_diag_info): Support gcc_tdiag formats.
9810 (handle_format_attribute): Likewise.
9811 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9812 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9813 version for format checking to 4.1.
9814 (warning0, warning, error, pedwarn, sorry): Use
9816 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9817 (finish_aliases_1): Do not use %qE.
9818 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9819 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9820 Correct format bugs.
9821 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9822 parameter to unsigned HOST_WIDE_INT.
9823 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9825 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9828 * expr.c (write_complex_part): Use adjust_address for MEM.
9829 (read_complex_part): Same.
9831 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9833 Fix PR tree-optimization/22280
9835 * tree-sra.c (generate_element_init): Remove useless loop.
9837 2005-07-02 Richard Henderson <rth@redhat.com>
9839 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9841 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9843 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9846 * fold-const.c (fold_binary): Handle the return value of
9847 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9848 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9850 2005-07-02 Jeff Law <law@redhat.com>
9852 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9853 a eliminate type conversion which feeds an equality comparison
9854 if the original type or either operand in the comparison is a
9857 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9859 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9860 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9862 * config/avr/avr.c: Do not use '`' as left quote.
9863 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9864 Remove "." from end of diagnostics. Make diagnostics start with
9867 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9868 Joseph S. Myers <joseph@codesourcery.com>
9870 * toplev.c (default_tree_printer): Handle setting location with
9872 * c-objc.common.c (c_tree_printer): Likewise.
9873 * c-format.c (gcc_diag_flag_specs): Add '+'.
9874 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
9875 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
9877 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
9878 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
9879 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
9880 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
9881 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
9882 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
9883 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
9884 format arguments where %J is used without %D.
9886 2005-07-02 Jakub Jelinek <jakub@redhat.com>
9888 * gcc.c (LINK_SSP_SPEC): Define.
9889 (link_ssp_spec): New variable.
9890 (LINK_COMMAND_SPEC): Add %(link_ssp).
9891 (static_specs): Add link_ssp_spec.
9892 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
9893 * configure: Rebuilt.
9894 * config.in: Rebuilt.
9896 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9897 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9898 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9899 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
9900 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
9901 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
9902 -0x7008(2) instead of reading __stack_chk_guard variable.
9903 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
9905 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
9906 (stack_protect_set, stack_protect_test): Use *_tls* patterns
9907 if TARGET_THREAD_SSP_OFFSET is defined.
9908 (stack_tls_protect_set_si, stack_tls_protect_set_di,
9909 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
9912 2005-06-27 Richard Henderson <rth@redhat.com>
9913 * libgcc-std.ver (GCC_4.1.0): New.
9914 * libgcc.h (__stack_chk_guard): Declare.
9915 (__stack_chk_fail, __stack_chk_fail_local): Declare.
9916 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
9917 * mklibgcc.in (lib2funcs): Add them.
9919 2005-07-01 Richard Henderson <rth@redhat.com>
9921 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
9922 void * before struct sigcontext *.
9923 (x86_fallback_frame_state): Likewise.
9925 2005-07-01 James E. Wilson <wilson@specifixinc.com>
9927 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
9929 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9932 * tree-ssa-reassoc.c (should_transpose): Fix which operand
9933 we check for SSA_NAME for.
9935 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
9937 Fix PR tree-optimization/22071
9939 * tree-ssa-structalias.c (offset_overlaps_with_access): New
9941 (get_constraint_for_component_ref): Use it.
9943 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
9946 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
9947 print out the last new line.
9949 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
9951 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
9952 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
9953 * config/cris/cris.c (cris_conditional_register_usage): Adjust
9954 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
9955 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
9956 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
9957 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
9958 (enum reg_class): New member CC0_REGS.
9959 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
9960 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
9961 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
9962 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
9963 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
9964 Adjust for register now described.
9966 2005-07-01 Jakub Jelinek <jakub@redhat.com>
9969 * config/i386/i386.md (stack_protect_test_si,
9970 stack_protect_test_di): Add earlyclobber for scratch 3.
9971 * config/rs6000/rs6000.md (stack_protect_testsi,
9972 stack_protect_testdi): Add earlyclobber for scratch 3,
9973 remove earlyclobber from scratch 4.
9975 Older entries for 2005 can be found in ChangeLog-2005.