1 2005-01-25 Richard Henderson <rth@redhat.com>
4 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
6 2005-01-25 Roger Sayle <roger@eyesopen.com>
8 * expmed.c (choose_multiplier): Change interface to return the
9 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
10 (expand_divmod): Update calls to choose_multiplier.
12 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15 * expmed.c (extract_bit_field): Use adjust_address instead of
16 gen_lowpart when op0 is a MEM.
18 2005-01-24 Steven Bosscher <stevenb@suse.de>
20 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
22 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
24 * config/mips/irix-csr.c: New file.
25 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
26 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
27 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
30 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
33 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
34 sparc/elf.h, add sparc/sp-elf.h.
35 (sparc-*-rtems*): Likewise.
36 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
37 tm-dwarf2.h, add sparc/sp-elf.h.
38 (sparc86x-*-elf): Likewise.
39 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
40 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
41 TARGET_OS_CPP_BUILTINS.
42 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
43 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
45 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
46 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
47 (SWITCH_TAKES_ARG): Likewise.
48 (LOCAL_LABEL_PREFIX): Likewise.
49 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
50 (TARGET_N_FORMAT_TYPES): Delete.
51 (TARGET_FORMAT_TYPES): Likewise.
52 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
53 * config/sparc/elf.h: Delete.
54 * config/sparc/sp-elf.h: New file.
56 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
58 * tree-flow-inline.h (phi_arg_from_edge): Remove.
59 * tree-flow.h: Remove the corresponding prototype.
60 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
61 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
63 2005-01-24 Jakub Jelinek <jakub@redhat.com>
66 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
67 for AIX ABI or ELF -fPIC.
68 (rs6000_emit_load_toc_table): Don't create toc_section here.
69 (rs6000_xcoff_file_start): Nor here.
71 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
73 * sh.c (ra.h): Don't #include.
74 (hard_regs_intersect_p): New function, resurrected from ra.c.
76 * sh.c: Fix 1996 Copyright.
78 2005-01-24 Richard Henderson <rth@redhat.com>
79 Aldy Hernandez <aldyh@redhat.com>
81 * regrename.c (note_sets): Handle subregs.
83 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
86 * genconditions.c (write_header, write_conditions): Elide file if
89 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
91 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
92 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
95 2005-01-24 Jakub Jelinek <jakub@redhat.com>
97 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
98 expand_builtin_printf, expand_builtin_fprintf,
99 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
100 checking against POINTER_TYPE.
101 (validate_arglist): Handle POINTER_TYPE code by checking
104 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
106 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
108 (for_each_rtx): Call for_each_rtx_1.
109 * rtl.h (init_rtlanal): Declare.
110 * toplev.c (backend_init): Call init_rtlanal.
112 2005-01-24 Jakub Jelinek <jakub@redhat.com>
114 * flow.c (propagate_one_insn): Formatting.
117 * flow.c (libcall_dead_p): Be more conservative if unsure.
118 If there are any instructions between insn and call, see if they are
119 all dead before saying the libcall is dead.
121 2005-01-24 Uros Bizjak <uros@kss-loka.si>
123 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
124 operand constraint for operand 0.
126 2005-01-23 Richard Henderson <rth@redhat.com>
129 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
130 edges leading to join block.
132 2005-01-23 Roger Sayle <roger@eyesopen.com>
134 * expmed.c (expand_mult_highpart): Make static. Change type of
135 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
136 (expand_divmod): Updates calls to expand_mult_highpart by using
137 gen_int_mode to pass a CONST_INT rtx.
138 * rtl.h (expand_mult_highpart): Remove prototype.
140 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
142 * flow.c (regset_bytes, regset_size): Remove.
144 * cfganal.c: Fix a reference to Harvey's paper.
146 2005-01-23 Steven Bosscher <stevenb@suse.de>
148 PR rtl-optimization/19464
149 * tree-optimize.c (init_tree_optimization_passes): Add one more
150 copyrename pass just before out-of-ssa.
152 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
155 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
156 * ggc-none.c (ggc_free): Define.
158 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
160 * cse.c (max_reg, max_insn_uid): Remove.
161 (cse_main): Don't access max_reg or max_insn_uid.
163 * c-common.c (explicit_flag_signed_bitfields,
164 lang_statement_code_p, lang_expand_function_end): Remove.
165 * c-common.h: Remove the corresponding declarations.
166 * c-opts.c (c_common_handle_option): Remove all write access
167 to explicit_flag_signed_bitfields.
169 * cgraph.c (cgraph_varpool_n_nodes): Remove.
170 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
171 * cgraph.h: Remove the corresponding declaration.
173 * gcse.c (null_pointer_info): Remove.
175 2005-01-23 Roger Sayle <roger@eyesopen.com>
176 Eric Botcazou <ebotcazou@libertysurf.fr>
178 * combine.c (simplify_logical): Only simplify logical expressions
179 of the form ior(and(x,y),z) by the inverse distributive law if the
180 result is cheaper than the original.
182 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
184 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
185 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
186 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
187 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
188 config/freebsd-spec.h, config/arm/arm.h,
189 config/h8300/h8300.md, config/i386/i386.md,
190 config/i386/predicates.md, config/i386/sse.md,
191 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
192 config/vax/vax.md: Fix comment typos. Follow spelling
195 2005-01-23 Steven Bosscher <stevenb@suse.de>
197 * gengtype.c (walk_type): Produce `not equal to' compares for loop
198 tests, instead of `less than'.
200 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
202 * function.c (assign_parm_setup_block): When creating a new stack slot
203 for a parameter, get its alignment from the parameter's DECL_ALIGN
204 rather than the type's TYPE_ALIGN. Make sure that the parameter
205 is at least word aligned.
207 2005-01-22 Roger Sayle <roger@eyesopen.com>
210 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
212 2005-01-22 Richard Henderson <rth@redhat.com>
215 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
216 in both compare operands.
217 (movdfcc_1_sse_max): Likewise.
218 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
219 (movdfcc_1_sse): Likewise.
220 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
221 scratch register as needed.
223 2005-01-22 Richard Henderson <rth@redhat.com>
225 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
227 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
229 2005-01-22 Richard Henderson <rth@redhat.com>
231 * genopinit.c (optabs): Use smin/smax for floating point too.
232 * doc/md.texi: Update to match. Clarify that floating point
233 results are undefined for +0/-0 and NaN.
234 * doc/rtl.texi: Likewise.
235 * rtl.def (SMIN, SMAX): Likewise
236 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
238 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
239 leading 's' to the name.
240 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
241 smaxxf3, sminxf3): Likewise.
242 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
245 2005-01-22 Paul Brook <paul@codesourcery.com>
247 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
249 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
251 * config/s390/s390.c (struct processor_costs): New fields
252 dlgr, dlr, dr, dsgfr, dsgr.
253 (z900_cost, z990_cost): Values for new fields.
254 (s390_rtx_costs): New cases MEM und COMPARE in switch
255 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
256 DIV, MOD, UDIV, UMOD.
258 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
260 * config/s390/s390.md ("doloop_si64"): Reload input value directly
261 into the register being decremented.
262 ("doloop_si31", "doloop_di"): Likewise.
263 ("*doloop_si_long"): Adapt pattern.
265 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
267 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
269 (CLASS_MAX_NREGS): Likewise.
271 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
273 * doc/tree-ssa.texi (Statement Operands): Add example for new
274 must-def macro. Note deprecation of old operands interface.
276 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
278 PR tree-optimization/19484
279 * tree-cfg.c (remove_fallthru_edge): New function.
280 (cleanup_control_flow): Remove fallthru edges from calls that are
281 now known not to return.
283 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
285 Fix PR tree-optimization/19038
286 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
287 copies with loop variant ones.
289 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
291 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
292 config/alpha/alpha-protos.h, config/alpha/alpha.h,
293 config/alpha/alpha.md, config/alpha/predicates.md,
294 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
295 config/sparc/sol2.h: Update copyright.
297 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
298 first label to see if it is a nonlocal label.
300 2005-01-22 David Edelsohn <edelsohn@gnu.org>
301 Andrew Pinski <pinskia@physics.uc.edu>
304 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
305 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
307 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
309 * config/rs6000/rtems.h: Update copyright.
311 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
314 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
315 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
316 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
318 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
321 * c-typeck.c (convert_arguments): Check for error_mark_node.
323 2005-01-21 Ian Lance Taylor <ian@airs.com>
325 PR tree-optimization/13000
326 * tree-inline.c: Include "tree-flow.h".
327 (expand_call_inline): If warn_return_type, warn if non-void inline
328 function falls through.
329 * tree-cfg.c (execute_warn_function_return): Don't warn about
330 control reaching end if TREE_NO_WARNING is set. Set
332 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
334 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
335 branch if we don't need one.
336 * c-typeck.c: Include "tree-flow.h"
337 (c_finish_bc_stmt): Don't add a goto if the current statement
338 list doesn't fall through to the current point.
340 2005-01-21 Roger Sayle <roger@eyesopen.com>
342 PR rtl-optimization/576
343 * real.c (real_arithmetic): Change return type from void to bool
344 to return an indication that the result may be inexact.
345 * real.h (real_arithmeric): Update prototype.
346 * fold-const.c (const_binop): Don't constant fold floating
347 point expressions when the user specifies -frounding-math and
348 the result may depend upon the run-time rounding mode.
349 (fold_convert_const_real_from_real): Clean-up.
350 (fold_initializer): Ignore flag_rounding_math for initializers.
351 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
352 constant fold FP operations with flag_rounding_math if the
353 result may depend upon the run-time rounding mode.
355 2005-01-21 Tom Tromey <tromey@redhat.com>
357 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
359 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
361 * tree-cfg.c: Fix comment typos.
363 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
365 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
366 around the call to rest_of_handle_branch_target_load_optimize.
368 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
370 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
371 (sparc64-*-openbsd*): Likewise.
372 (sparclite-*-elf*): Include tm-dwarf2.h.
373 (sparc86x-*-elf*): Likewise.
374 (sparc64-*-elf*): Likewise.
375 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
376 (DBX_DEBUGGING_INFO): Likewise.
377 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
378 (PREFERRED_DEBUGGING_TYPE): Likewise.
379 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
380 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
381 (PREFERRED_DEBUGGING_TYPE): Likewise.
382 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
383 (PREFERRED_DEBUGGING_TYPE): Likewise.
384 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
386 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
389 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
391 2005-01-20 Paul Brook <paul@codesourcery.com>
393 * doc/rtl.texi: Document value extension requirements for CONST_INT.
395 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
397 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
398 label is first in a sequence of labels.
400 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
402 2005-01-20 Janis Johnson <janis187@us.ibm.com>
403 Giovanni Bajo <giovannibajo@gcc.gnu.org>
405 * doc/sourcebuild.texi (Test Directives): New.
407 2005-01-20 Roger Sayle <roger@eyesopen.com>
409 * real.c (real_floor): Don't leave the result uninitialized when
410 mode is VOIDMode, but return the unrounded intermediate value.
411 (real_ceil): Likewise.
413 2005-01-20 Paul Brook <paul@codesourcery.com>
415 * config/arm/arm.md (insv): Use gen_int_mode.
417 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
419 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
420 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
421 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
422 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
423 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
425 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
428 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
429 fbreg, so we have to assume we can't.
430 (loc_descriptor_from_tree_1): Ditto.
431 (containing_function_has_frame_base): New function.
432 (add_location_or_const_value_attribute): Use it.
433 Also try to generate a frame_base from a single element location
436 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
438 PR tree-optimization/15349
439 * timevar.def (TV_TREE_MERGE_PHI): New.
440 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
442 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
443 calls to tree_forwarder_block_p.
444 (remove_forwarder_block_with_phi, merge_phi_nodes,
445 gate_merge_phi, pass_merge_phi): New.
446 * tree-optimize.c (init_tree_optimization_passes): Add
448 * tree-pass.h: Add an extern for pass_merge_phi;
450 2005-01-20 Richard Henderson <rth@redhat.com>
453 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
454 (_mm_castps_pd, _mm_castps_si128): New.
455 (_mm_castsi128_ps, _mm_castsi128_pd): New.
457 2005-01-20 Richard Henderson <rth@redhat.com>
460 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
461 __builtin_ia32_vec_init_v2si.
462 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
463 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
464 (ix86_init_mmx_sse_builtins): Create it.
465 (ix86_expand_builtin): Expand it.
466 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
467 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
468 (vec_extractv2si_0, vec_extractv2si_1): New.
470 2005-01-20 Richard Henderson <rth@redhat.com>
473 * config/i386/i386.c (ix86_expand_push): New.
474 * config/i386/mmx.md (push<MMXMODE>1): New.
475 * config/i386/sse.md (push<SSEMODE>1): New.
476 * config/i386/i386-protos.h: Update.
478 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
480 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
483 2005-01-20 Richard Henderson <rth@redhat.com>
485 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
486 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
488 2005-01-19 Richard Henderson <rth@redhat.com>
491 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
492 to V4SFmode in SSE1 fallback load path.
494 2005-01-19 Richard Henderson <rth@redhat.com>
496 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
497 in QImode expansion to ix86_expand_vector_set.
498 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
500 2005-01-19 Richard Henderson <rth@redhat.com>
503 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
504 subclass of the input class.
505 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
506 Always true for cross-SSE1 classes. Rationalize conditionals.
507 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
508 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
509 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
510 (movdi_2): Add MMX/SSE zeros.
511 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
512 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
513 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
514 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
515 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
516 (zero_extendsidi2_rex64_1): Remove.
517 (MOV0 peephole): Check GENERAL_REG_P.
519 2005-01-19 Richard Henderson <rth@redhat.com>
522 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
524 (ix86_expand_vector_extract): Likewise.
526 2005-01-19 Richard Henderson <rth@redhat.com>
529 * expr.c (emit_move_change_mode): New argument force; use
530 simplify_gen_subreg if true.
531 (emit_move_via_alt_mode): Merge into ...
532 (emit_move_via_integer): ... here.
533 (emit_move_ccmode): Use emit_move_change_mode directly.
535 2005-01-19 Richard Henderson <rth@redhat.com>
538 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
539 (alpha_preferred_reload_class): Handle CONST_VECTOR.
540 (alpha_emit_set_const_1): Add no_output parameter; don't emit
542 (alpha_emit_set_const): Likewise. Make static.
543 (alpha_emit_set_long_const): Make static.
544 (alpha_extract_integer): Split out from alpha_expand_mov.
545 (alpha_split_const_mov): Likewise.
546 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
547 (alpha_legitimate_constant_p): New.
548 * config/alpha/alpha-protos.h: Update.
549 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
550 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
551 * config/alpha/alpha.md (movsi): Add n alternative.
552 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
553 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
554 (splitters for all of the above): Use alpha_split_const_mov.
555 * config/alpha/predicates.md (non_add_const_operand): New.
556 (non_zero_const_operand): New.
557 (input_operand): Use alpha_legitimate_constant_p after reload.
559 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
561 PR tree-optimization/19038
562 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
563 (add_candidate): Add ivs with increment in latch only if
564 allow_ip_end_pos_p is true.
565 (determine_iv_cost): Use empty_block_p.
567 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
569 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
570 (compute_dominance_frontiers): Ditto.
572 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
575 * config/sh/t-rtems: New.
576 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
578 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
580 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
581 the offset of the selected field.
583 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
585 * tree-cfg.c (remove_forwarder_block): Fix the check to
586 prevent a nonlocal label from appearing in the middle of a
589 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
591 PR rtl-optimization/19462
592 * reorg.c (find_end_label): Create return insn only if
593 current_function_epilogue_delay_list is empty.
595 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
597 * doc/passes.texi: Remove paragraph mentioning new-ra.
599 2005-01-19 Jakub Jelinek <jakub@redhat.com>
601 PR rtl-optimization/15139
602 * combine.c: Include params.h.
603 (count_rtxs): New function.
604 (record_value_for_reg): If replace_rtx would replace at least
605 2 occurrences of REG in VALUE and TEM is really large, replace REG with
606 (clobber (const_int 0)) instead of TEM.
607 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
608 * params.h (MAX_LAST_VALUE_RTL): New.
609 * Makefile.in (combine.o): Depend on $(PARAMS_H).
610 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
613 * c-typeck.c (digest_init): Only call build_vector if all constructor
614 elements are *_CST nodes.
615 * gimplify.c (gimplify_init_constructor): Likewise.
618 * c-typeck.c (digest_init): Only call build_vector if inside_init
621 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
623 * toplev.c (init_asm_output): Remove dead #ifdef.
625 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
627 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
629 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
631 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
632 accessing DECL_FUNCTION_CODE.
633 * dojump.c (do_jump): Likewise.
634 * gimplify.c (gimplify_call_expr): Likewise.
635 * predict.c (expr_expected_value): Likewise.
636 (strip_builtin_expect): Likewise.
637 * tree-inline.c (estimate_num_insns_1): Likewise.
638 * tree-ssa-loop-im.c (stmt_cost): Likewise
639 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
640 (tree_expr_nonnegative_p): Likewise.
642 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
644 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
645 variant of the load_pcrel_sym pattern.
646 * config/sparc/sparc.md (P macro): Move to the top.
647 (load_pcrel_sym): Macroize using P.
648 (save_register_window): Likewise.
650 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
652 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
655 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
658 * c-typeck.c (build_asm_expr): Strip nops off
659 input memory operands.
661 2005-01-18 David Edelsohn <edelsohn@gnu.org>
663 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
664 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
665 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
666 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
668 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
671 * config/i386/i386.c (override_options): If the 80387 is disabled,
672 then do not return FP values using FP registers.
674 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
676 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
677 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
678 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
679 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
680 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
681 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
682 output.h, postreload-gcse.c, postreload.c, recog.c,
683 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
684 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
685 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
686 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
687 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
688 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
689 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
690 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
692 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
693 config/alpha/alpha.c, config/arm/vfp.md,
694 config/i386/emmintrin.h, config/i386/i386-modes.def,
695 config/i386/i386-protos.h, config/i386/i386.h,
696 config/i386/pmmintrin.h, config/i386/ppro.md,
697 config/i386/predicates.md, config/i386/xmmintrin.h,
698 config/i860/i860.c, config/ia64/ia64-modes.def,
699 config/ia64/ia64-protos.h, config/ia64/ia64.h,
700 config/ia64/ia64.md, config/ia64/itanium1.md,
701 config/ia64/itanium2.md, config/ia64/predicates.md,
702 config/iq2000/iq2000.h, config/mips/linux64.h,
703 config/rs6000/aix41.h, config/rs6000/aix43.h,
704 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
705 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
706 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
707 config/sparc/linux64.h, config/sparc/litecoff.h,
708 config/sparc/sp64-elf.h, config/sparc/sparc.c,
709 config/sparc/sparc.h, config/sparc/sparc.md,
710 config/sparc/sysv4-only.h: Update copyright.
712 2005-01-18 Richard Henderson <rth@redhat.com>
715 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
717 2005-01-18 Marc Espie <espie@openbsd.org>
718 * config/i386/openbsdelf.h: Typo.
720 2005-01-18 Richard Henderson <rth@redhat.com>
722 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
723 special case for sse.
724 * config/i386/predicates.md (sse_comparison_operator): Likewise.
726 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
728 * tree-inline.c (estimate_num_insns_1): Added cases for
729 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
731 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
733 PR rtl-optimization/19296
734 * combine.c (simplify_comparison): Rewrite the condition under
735 which a non-paradoxical SUBREG of a PLUS can be lifted when
736 compared against a constant.
738 2005-01-18 Andi Kleen <ak@muc.de>
740 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
741 * c.opt (-Wpointer-sign): Add.
742 * doc/invoke.texi: (-Wpointer-sign): Add.
744 2005-01-18 Uros Bizjak <uros@kss-loka.si>
746 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
747 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
748 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
749 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
750 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
751 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
752 for TARGET_MIX_SSE_I387.
753 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
754 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
755 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
756 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
757 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
758 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
760 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
763 2005-01-18 Uros Bizjak <uros@kss-loka.si>
766 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
767 Add movaps alternative for xmm reg->reg move.
769 2005-01-17 Jeff Law <law@redhat.com>
771 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
772 at the end of the main DOM loop rather than just before DOM exits.
774 2005-01-17 Diego Novillo <dnovillo@redhat.com>
776 PR tree-optimization/19121
777 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
778 adding aliases to a name tag, also add them to the pointer's
780 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
781 sensitive alias info at all. Only check that the two pointers
782 have compatible pointed-to sets.
783 * tree-ssa.c (verify_name_tags): Verify that the alias set of
784 a pointer's type tag is a superset of the alias set of the
787 2005-01-17 James E Wilson <wilson@specifixinc.com>
790 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
791 comment to document why.
793 2005-01-17 Richard Henderson <rth@redhat.com>
795 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
796 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
797 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
798 sse2_vmsminv2df3_finite): New.
799 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
800 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
801 Force op1 into register.
803 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
805 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
806 bubblestrap from always rebuilding build directory.
808 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
810 * config/s390/s390.md ("*clc"): Remove incorrect '='.
811 ("*cmpmem_short"): Likewise.
813 2005-01-17 Steven Bosscher <stevenb@suse.de>
815 * basic-block.h: Document BB_* flags.
816 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
817 use an sbitmap instead.
818 * sched-rgn.c (compute_trg_info): Likewise.
820 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
822 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
823 redundant target_cpu_default and extra_parts lines. Use the default
825 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
826 (SUBTARGET_EXTRA_SPECS): Delete.
827 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
828 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
829 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
830 and "n32" for -mabi=n32.
832 2005-01-17 Ian Lance Taylor <ian@airs.com>
835 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
836 fold constant variables into initial values.
838 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
840 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
842 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
843 through the statements backward.
845 2005-01-17 Ian Lance Taylor <ian@airs.com>
848 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
849 a variable set to the return value of the inlined function.
851 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
853 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
854 when modes are tieable.
856 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
858 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
859 of pthread_create to find out if threads are enabled.
860 * gthr-posix95.h (__gthread_active_p): Likewise.
862 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
864 * common.opt (-fnew-ra): Remove.
866 * toplev.h (flag_new_regalloc): Remove.
867 * Makefile.in (ra*.*): Don't mention.
868 * passes.c (rest_of_handle_new_regalloc): Remove.
869 (rest_of_handle_combine, rest_of_compilation): Always consider
870 flag_new_regalloc as false.
871 * doc/invoke.texi: Don't document -fnew-ra.
873 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
875 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
876 last parameter to reg_scan.
877 * loop.c (loop_optimize): Likewise.
878 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
879 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
880 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
881 rest_of_handle_gcse, rest_of_handle_loop_optimize,
882 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
883 * regclass.c (reg_scan): Likewise, for the declaration.
884 * rtl.h (reg_scan): Likewise, for the prototype.
886 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
891 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
893 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
894 (compute_avail): Uses don't go in tmp_gen.
896 2005-01-16 Steven Bosscher <stevenb@suse.de>
898 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
899 loop to look for a free slot in a page entry.
901 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
904 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
905 * toplev.c (compile_file): Call process_pending_assemble_output_defs
906 just before targetm.asm_out.file_end.
907 * tree.h (process_pending_assemble_output_defs): Declare.
908 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
910 (assemble_alias): Defer generation of assembly code for defines when
911 TARGET_DEFERRED_OUTPUT_DEFS is true.
912 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
913 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
914 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
916 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
919 * pa.c (pa_scalar_mode_supported_p): New function.
920 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
921 * pa.h (MIN_UNITS_PER_WORD): Add comment.
923 * pa-protos.h (prefetch_operand): Delete.
924 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
925 * pa.c (prefetch_operand): Delete.
926 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
927 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
928 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
929 and prefetch_nocc_operand.
930 * pa.md (prefetch): Rework to avoid reload problems handling short
931 displacements when a cache control completer needs to be provided.
932 (prefetch_32, prefetch_64): Delete.
933 (prefetch_cc, prefetch_nocc): New patterns.
935 2005-01-15 David Edelsohn <edelsohn@gnu.org>
937 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
939 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
942 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
943 exceeds maximum alignment for global common data.
944 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
945 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
947 2004-01-15 Roger Sayle <roger@eyesopen.com>
949 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
951 2004-01-15 Roger Sayle <roger@eyesopen.com>
953 * harg-reg-set.h (reg_class_names): Prototype global array.
954 * regclass.c (reg_class_names): Declare here and initialize to
956 (dump_regclass): Remove local declaration of reg_class_names.
957 (regclass): Likewise.
958 * cfg.c (dump_flow_info): Likewise.
959 * ra-debug.c (reg_class_names): Likewise.
960 * regrename.c (reg_class_names): Likewise.
961 * reload.c (reg_class_names): Likewise.
962 * reload1.c (spill_failure): Likewise.
963 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
965 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
967 * config/s390/s390.md ("reload_outti"): Remove predicate for
968 output operand. Abort if operand is not a MEM.
969 ("reload_outdi", "reload_outdf"): Likewise.
971 2005-01-15 Marc Espie <espie@openbsd.org>
973 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
974 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
975 * config/openbsd.h: Fix C++ includes for native configurations.
976 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
977 Add trampoline support.
978 * config/i386/openbsdelf.h: New.
980 2005-01-15 Marc Espie <espie@openbsd.org>
982 * collect2.c (main): Explicitly parse -dynamic-linker option.
984 2005-01-15 Jakub Jelinek <jakub@redhat.com>
986 PR tree-optimization/19060
987 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
988 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
989 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
990 and handle extract_range_from_cond returning false.
991 * fold-const.c (fold): Optimize comparisons with min/max even for
992 width > HOST_BITS_PER_WIDE_INT.
994 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
996 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
997 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
998 Remove little endian multilib variants.
999 Add mips32 multilib variant.
1001 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1003 * explow.c (copy_all_reg, stabilize): Remove.
1004 * expr.h: Remove the corresponding prototypes.
1006 * rtlanal.c (regs_set_between_p): Remove.
1007 * rtl.h: Remove the corresponding prototype.
1009 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1011 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1012 to rs6000_nonimmediate_operand.
1013 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1014 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1015 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1016 rs6000_nonimmediate_operand.
1017 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1018 rs6000_nonimmediate_operand.
1020 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1022 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1024 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1026 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1028 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1029 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1031 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1032 (rs6k_nonimmediate_operand): New.
1033 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1035 (legitimate_lo_sum_address_p): Same.
1036 (rs6000_legitimize_address): Same.
1037 (rs6000_legitimize_reload_address): Same.
1038 (rs6000_legitimate_address): Same.
1039 (spe_build_register_parallel): Pass DF and DC modes in a DI
1042 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1043 to rs6k_nonimmediate_operand.
1045 * config/rs6000/spe.md ("*frob_df_di"): New.
1046 ("*frob_di_df"): New.
1047 ("*frob_di_df_2"): New.
1048 ("*mov_sidf_e500_subreg0"): New.
1049 ("*mov_sidf_e500_subreg4"): New.
1050 ("*movdf_e500_double"): Change predicate to
1051 rs6k_nonimmediate_operand.
1053 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1055 * postreload.c (move2add_note_store): Only call
1056 trunc_int_for_mode on scalar integers.
1058 2005-01-14 Steven Bosscher <stevenb@suse.de>
1060 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1061 replace BB_VISITED uses.
1062 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1063 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1064 (tree_dce_done): Free visited_control_parents.
1065 (perform_tree_ssa_dce): Allocate and clear it.
1066 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1067 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1068 instead of BB_VISITED.
1070 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1072 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1073 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1074 Remove unused prototypes.
1076 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1078 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1079 64-bit register usage.
1080 (spe_func_has_64bit_regs_p): Add FIXME note.
1082 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1084 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1085 flag_finite_math_only with flag_unsafe_math_optimizations.
1087 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1089 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1091 (__tpf_eh_return): Copy TPF private stack area from the module
1092 boundary stack frame. Add check for when module addresses are
1093 equal, but no stub address is found.
1095 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1098 * arm.h (struct machine_function): Add call_via field.
1099 (thumb_call_via_label): Declare.
1100 * arm.c (thumb_call_via_label): New variable.
1101 (thumb_call_reg_needed): New variable.
1102 (arm_output_function_epilogue): For Thumb code, output any per-function
1103 call-indirect trampolines.
1104 (thumb_call_via_reg): New function.
1105 (arm_file_end): New function.
1106 (TARGET_ASM_FILE_END): Call arm_file_end.
1107 (aof_file_end): Likewise.
1108 * arm-protos.h (thumb_call_via_reg): Declare.
1109 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1110 thumb_call_via_reg in normal case.
1112 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1115 PR rtl-optimization/19348
1116 * recog.c (peephole2_optimize): Do global life update if some peephole
1117 decides it doesn't need at least one of its inputs and that change
1118 influences liveness at the start of the basic block.
1120 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1121 arguments instead of 1.
1123 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1126 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1127 zero for nested functions needing a static chain or functions
1128 with a non-constant address.
1130 2005-01-13 Roger Sayle <roger@eyesopen.com>
1132 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1133 (and (sign_extend X) C) into (zero_extend (and X C)).
1135 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1137 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1139 2005-01-13 Richard Henderson <rth@redhat.com>
1144 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1145 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1146 not just TARGET_SSE.
1147 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1148 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1149 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1150 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1151 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1152 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1153 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1154 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1155 (movdicc_c_rex64): Rename with '*'.
1156 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1157 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1158 (movsfcc_1_387): Rename from movsfcc_1.
1159 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1160 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1161 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1162 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1163 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1164 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1165 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1166 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1167 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1168 sse_movdfcc_const0_4): Remove.
1169 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1170 recognize min/max early. Update for changed sse cmove patterns.
1171 (ix86_split_sse_movcc): New.
1172 * config/i386/i386-protos.h: Update.
1174 2005-01-13 Steven Bosscher <stevenb@suse.de>
1176 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1177 (fix_stmt_v_may_defs): Likewise.
1179 2005-01-13 Richard Henderson <rth@redhat.com>
1181 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1182 for converting the mask.
1184 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1186 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1189 2005-01-13 Richard Henderson <rth@redhat.com>
1191 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1192 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1193 IX86_BUILTIN_MOVDQ2Q): Remove.
1194 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1195 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1196 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1198 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1199 (sse2_pextrw): Fix immediate constraint.
1200 (sse2_loadq, sse2_loadq_rex64): Remove.
1201 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1202 Use __builtin_ia32_vec_ext_<size>.
1203 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1205 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1207 * function.c (assign_parm_setup_block): Look inside original
1208 entry_parm when inspecting PARALLEL.
1210 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1211 Joel Sherrill <joel@oarcorp.com>
1214 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1215 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1216 rtems_gxx_recursive_mutex_init.
1217 (__gthread_recursive_mutex_lock): New function.
1218 (__gthread_recursive_mutex_trylock): Likewise.
1219 (__gthread_recursive_mutex_unlock): Likewise.
1221 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1223 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1225 2005-01-13 Jan Beulich <jbeulich@novell.com>
1227 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1228 (ashrti3_internal): Indicate output is early clobber. Generate result
1229 into output rather than first input. Use move for low word of output
1230 if shift count is exactly 64.
1231 (lshrti3_internal): Likewise.
1233 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1237 * reload1.c (delete_output_reload): Don't delete an output reload
1238 if the pseudo lives longer than a single basic block. Adjust and
1239 improve wording of comment.
1241 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1244 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1245 of TYPE_SIZE where we mean the number of bytes.
1247 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1249 * function.c (assign_parm_setup_block): Relax condition on
1250 multi-register optimization.
1252 2005-01-12 Nick Clifton <nickc@redhat.com>
1254 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1255 an "in_delay_slot" attribute of "no" to prevent them being used in
1256 delay slots. This is forbidden because they might generate
1259 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1262 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1265 2005-01-12 Nick Clifton <nickc@redhat.com>
1267 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1268 passed on to GAS) but do not define, as GAS no longer supports or
1269 needs the -m2000 option.
1271 2005-01-11 Roger Sayle <roger@eyesopen.com>
1273 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1274 type as args of unprototyped builtins aren't automatically promoted.
1275 (fold_builtin_abs): Likewise.
1277 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1279 * Makefile.in: Set a `build-warn' variable.
1281 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1283 PR tree-optimization/17949
1284 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1285 (find_interesting_uses_address): Use it.
1287 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1289 * regrename.c (kill_value): Handle subreg's that won't simplify.
1291 2005-01-11 Richard Henderson <rth@redhat.com>
1294 * config/i386/i386.h (enum ix86_builtins): Move ...
1295 * config/i386/i386.c: ... here.
1296 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1297 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1298 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1299 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1300 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1301 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1302 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1303 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1304 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1305 IX86_BUILTIN_LOADDDUP): Remove.
1306 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1307 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1308 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1309 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1310 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1311 (ix86_init_builtins): Make static.
1312 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1313 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1314 if all the modes match. Otherwise, fake it.
1315 (get_element_number, ix86_expand_vec_init_builtin,
1316 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1317 (ix86_expand_builtin): Make static. Update for changed builtins.
1318 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1319 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1320 (ix86_expand_vector_init_duplicate): New.
1321 (ix86_expand_vector_init_low_nonzero): New.
1322 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1323 Split out from ix86_expand_vector_init; handle integer modes.
1324 (ix86_expand_vector_init): Use them.
1325 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1326 * config/i386/i386-protos.h: Update.
1327 * config/i386/predicates.md (reg_or_0_operand): New.
1328 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1329 (movv2sf_internal): Likewise. And a splitter to match them all.
1330 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1331 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1332 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1333 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1334 (mmx_pinsrw): Fix operand ordering.
1335 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1336 rather than sse_loadss expander.
1337 (movv2df splitter): Similarly.
1338 (sse_loadss, sse_loadlss): Remove.
1339 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1340 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1341 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1342 (sse3_movddup): Rename with '*'.
1343 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1344 (sse2_loadsd): Remove.
1345 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1346 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1347 (sse2_pinsrw): Fix argument ordering.
1348 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1349 (sse2_stored): Remove 'r' destination.
1350 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1351 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1352 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1353 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1354 vec_extractv16qi, vec_initv16qi): New.
1356 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1357 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1358 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1360 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1361 (_mm_load_si128, _mm_store_si128): Likewise.
1362 (_mm_load1_pd): Use _mm_set1_pd.
1363 (_mm_load_sd): Use _mm_set_sd.
1364 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1365 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1366 (_mm_set_epi64): Use _mm_set_epi64x.
1367 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1368 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1369 _mm_setr_epi8): Use _mm_set_foo form.
1370 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1371 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1372 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1373 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1374 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1375 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1376 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1377 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1378 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1379 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1380 (_mm_movedup_pd): Use _mm_shuffle_pd.
1381 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1382 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1383 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1384 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1386 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1387 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1388 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1389 (_mm_store_ps): Use raw dereference.
1390 (_mm_store1_ps): Use _mm_storeu_ps.
1391 (_mm_storer_ps): Use _mm_store_ps.
1392 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1393 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1395 2005-01-11 Stan Shebs <shebs@apple.com>
1397 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1398 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1400 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1403 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1404 Skip all DECLs except for FIELD_DECLs.
1406 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1408 * config/s390/s390.c (override_options): Return error if
1409 -mbackchain, -mpacked-stack and -mhard-float are used together.
1410 (s390_va_start): Remove the backchain && packed-stack special case.
1411 (s390_gimplify_va_arg): Likewise.
1412 * doc/invoke.texi: Remove the ABI incompatibility note.
1414 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1416 * config/s390/s390.c (struct s390_frame_layout): Remove
1418 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1419 save_backchain_p with TARGET_BACKCHAIN.
1421 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1424 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1425 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1426 * function.c (locate_and_pad_parm): Set new field.
1427 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1428 Tweak where_pad test to include "none". Always set mem align for
1430 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1431 not sufficient for type.
1432 (assign_parm_setup_block): If stack_parm is zero on entry, always
1433 make a new stack local. Block move old stack parm if necessary
1434 to new aligned stack local.
1435 (assign_parm_setup_stack): Use a block move to handle
1436 potentially misaligned entry_parm.
1437 (assign_parms_unsplit_complex): Specify required alignment when
1438 creating stack local.
1439 * calls.c (compute_argument_addresses): Override alignment of stack
1440 arg calculated from its type with the alignment given by
1441 FUNCTION_ARG_BOUNDARY.
1442 (store_one_arg): Likewise.
1444 2005-01-11 Jan Beulich <jbeulich@novell.com>
1446 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1447 Change respective itanium_class attribute to ialu.
1448 (shladdp4_internal): New.
1449 * config/ia64/predicates.md (shladd_log2_operand): New.
1451 2005-01-11 Richard Henderson <rth@redhat.com>
1453 * expr.c (store_constructor): Use rtvec_alloc instead of
1454 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1456 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1458 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1460 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1462 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1463 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1464 (TARGET_RWRELOC): Define.
1465 (ia64_rwreloc_section_type_flags): Delete.
1466 (ia64_section_type_flags): New function.
1467 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1468 (TARGET_RWRELOC): Define.
1470 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1473 * config/ia64/ia64.c (process_set): For alloc insn, only call
1474 process_epilogue is !frame_pointer_needed.
1476 2005-01-10 Roger Sayle <roger@eyesopen.com>
1479 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1480 unary operator and can't be treated as a binary/comparison operator.
1482 2005-01-10 Richard Henderson <rth@redhat.com>
1484 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1485 (ix86_return_in_memory): Likewise.
1486 (function_arg_advance): Likewise. Mirror structure in function_arg
1487 for choosing register to advance.
1489 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1491 * tree-vectorizer.c, tree.def: Fix comment typos.
1493 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1495 * config/s390/s390.c (struct processor_costs): 4 new fields:
1496 ddbr, ddr, debr, der.
1497 (s390_rtx_costs): More precise handling of divide instructions.
1499 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1501 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1503 2005-01-10 Jan Beulich <jbeulich@novell.com>
1505 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1506 names resulting from -ffunction-sections/-fdata-sections and linkonce
1508 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1509 based on the section name. Rearrange the section name comparison logic
1510 slightly so that each section name is compared against at most once.
1512 2005-01-10 Ben Elliston <bje@au.ibm.com>
1514 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1515 targets for which -fPIC reduces limitations on the GOT size.
1517 2005-01-09 Falk Hueffner <falk@debian.org>
1519 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1522 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1525 * collect2.c (main): Set aixrtl_flag for -brtl option.
1526 (resolve_lib_name): Search for .so file extension before .a
1529 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1531 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1532 (vect_analyze_data_refs_alignment): Add dump prints.
1534 2005-01-09 Ira Rosen <irar@il.ibm.com>
1536 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1537 expr_invariant_in_loop_p.
1538 Initialize outputs first thing in the function.
1539 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1540 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1541 (vect_analyze_pointer_ref_access): Check that the initial condition of
1542 the access function is loop invariant.
1544 2005-01-09 Richard Henderson <rth@redhat.com>
1546 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1547 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1548 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1549 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1550 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1551 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1552 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1553 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1554 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1555 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1556 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1557 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1558 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1559 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1560 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1561 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1562 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1563 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1564 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1565 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1566 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1567 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1568 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1570 (mmx_clrdi, pavgusb): Remove.
1571 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1572 with leading sse_ prefix.
1573 * config/i386/sse.md: Receive them.
1574 * config/i386/mmx.md: New file.
1575 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1576 (subrv2sf3): Turn into expander for normal subtraction.
1577 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1578 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1579 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1580 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1581 commutative; use ix86_binary_operator_ok.
1582 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1583 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1584 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1585 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1586 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1587 Macroize from existing patterns; use ix86_binary_operator_ok.
1588 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1589 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1590 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1591 with vec_select+vec_concat.
1592 (mmx_pshufw, mmx_pshufw_1): Likewise.
1593 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1594 (mmx_uavgv4hi3): Model correctly.
1595 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1596 _mm_xor_si64): Remove casts.
1598 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1600 PR tree-optimization/19224
1601 * tree-scalar-evolution.c (get_instantiated_value,
1602 set_instantiated_value): New functions.
1603 (instantiate_parameters_1): Cache the results.
1604 (instantiate_parameters, resolve_mixers): Initialize and free
1607 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1609 * config/i386/i386.md (addhi_4): Correct reference in comment.
1612 2005-01-08 Richard Henderson <rth@redhat.com>
1614 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1615 (_mm_cvtsi128_si64x): Likewise.
1616 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1617 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1618 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1619 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1620 * config/i386/i386-protos.h: Update.
1621 * config/i386/i386.c (print_operand): Add 'H'.
1622 (ix86_fixup_binary_operands): Split out from ...
1623 (ix86_expand_binary_operator): ... here.
1624 (ix86_fixup_binary_operands_no_copy): New.
1625 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1626 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1627 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1628 (safe_vector_operand): Use CONST0_RTX.
1629 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1630 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1631 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1632 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1634 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1635 (IX86_BUILTIN_CMPNGESS): New.
1636 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1637 (attr type): Add sselog1.
1638 (attr unit, attr memory): Handle it.
1639 (movti, movti_internal, movti_rex64): Move near other integer moves.
1640 (movtf, movtf_internal): Move near other fp moves.
1641 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1642 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1643 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1644 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1645 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1646 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1647 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1648 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1649 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1650 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1651 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1652 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1653 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1654 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1655 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1656 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1657 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1658 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1659 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1660 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1661 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1662 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1663 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1664 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1665 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1666 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1667 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1668 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1669 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1670 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1671 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1672 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1673 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1674 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1675 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1676 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1677 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1678 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1679 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1680 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1681 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1682 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1683 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1684 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1686 (SSEPUSH, push<SSEPUSH>): Remove.
1687 (MMXPUSH, push<MMXPUSH>): Remove.
1688 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1689 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1690 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1691 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1692 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1693 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1694 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1695 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1696 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1697 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1698 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1699 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1700 (ppro_sse_log_V4SF): Handle sselog1.
1701 * config/i386/predicates.md (const_0_to_1_operand): New.
1702 (const_0_to_255_mul_8_operand): New.
1703 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1704 (const_2_to_3_operand, const_4_to_7_operand): New.
1705 * config/i386/sse.md: New file.
1706 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1707 (sse_movups): Rename from sse_movups_1.
1708 (sse_loadlss): Rename from sse_loadss_1.
1709 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1711 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1712 (absv4sf2, negv2df, absv2df): New.
1713 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1714 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1715 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1716 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1717 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1718 (sse3_addsubv4sf3): Model correctly.
1719 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1720 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1721 (sse_movhlps): Model with vec_select+vec_concat.
1722 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1723 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1724 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1725 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1726 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1727 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1728 sse2_pshufhw_1): Likewise.
1729 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1730 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1731 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1732 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1733 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1734 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1735 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1736 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1737 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1738 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1739 sminv8hi3): Mark commutative
1740 operands. Use ix86_binary_operator_ok.
1741 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1742 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1743 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1744 sse2_punpcklqdq): Allow operand2 in memory.
1745 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1746 sse2_movsd): Add memory alternatives.
1747 (sse_storelps): Turn expander into an insn; split after reload.
1748 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1749 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1751 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1753 * configure.ac (DWARF-2 debug_line): Use objdump.
1754 * configure: Regenerate.
1756 2005-01-08 Jeff Law <law@redhat.com>
1757 Diego Novillo <dnovillo@redhat.com>
1759 PR tree-optimization/18241
1760 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1761 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1762 statements with volatile operands.
1763 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1764 operands after marking a statement with has_volatile_ops.
1766 2005-01-08 Roger Sayle <roger@eyesopen.com>
1768 * tree.c (int_fits_type_p): Always honor integer constant
1769 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1771 2005-01-08 Roger Sayle <roger@eyesopen.com>
1773 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1774 the latent bug in rtl_delete_block has been resolved.
1776 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1778 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1779 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1781 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1783 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1784 library as @multilib_dir@/$(SHLIB_SONAME).
1786 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1788 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1789 * configure: Regenerate.
1791 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1793 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1796 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1799 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1800 Convert non-word aligned offset address using ld/std into
1803 2005-01-07 Richard Henderson <rth@redhat.com>
1805 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1807 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1809 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1811 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1813 PR tree-optimization/19283
1814 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1815 is not shorter than the original type.
1817 PR rtl-optimization/19012
1818 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1820 PR rtl-optimization/18861
1821 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1822 (FULL_STATE): Define.
1823 (mark_tablejump_edge): New function.
1824 (purge_dead_tablejump_edges): New function.
1825 (find_bb_boundaries): Use it.
1827 PR tree-optimization/18828
1828 * builtins.c (expand_builtin_next_arg): Remove argument and all
1829 the argument checking.
1830 (expand_builtin): Adjust caller.
1831 (expand_builtin_va_start): Likewise. Remove error for too many
1833 (fold_builtin_next_arg): Issue error for too many arguments.
1834 After checking arguments, replace them with magic arguments that
1835 prevent further checking of the args.
1837 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1839 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1841 2005-01-06 Roger Sayle <roger@eyesopen.com>
1844 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1845 and %{.S:...} (and their negative variants) to test whether the
1846 input file is assembler or pre-processed-assembler independent of
1847 the actual filename extension.
1849 2005-01-06 Roger Sayle <roger@eyesopen.com>
1851 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1852 of sign or zero extended values.
1854 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1856 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1857 for IBM long double format correctly.
1859 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1861 Fix PR tree-optimization/18792
1863 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1864 to first_loop_depth, and use loop depth instead of loop number.
1865 (build_classic_dir_vector): Ditto.
1866 (compute_data_dependences_for_loop): Use depth, not loop number.
1867 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1868 number. Pass in loops, instead of loop numbers.
1869 (gather_interchange_stats): Ditto.
1870 (linear_transform_loops): Ditto.
1872 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1875 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1876 biv_fits_mode_p, extension_within_bounds_p): New functions.
1877 (check_ext_dependent_givs): Use them.
1879 2005-01-06 Roger Sayle <roger@eyesopen.com>
1881 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1882 more than one barrier, in which case we should delete them all.
1884 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1886 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1888 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1890 Fix PR middle-end/19286
1892 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1893 output this subprogram, simply ignore this attempt to do it again.
1894 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1895 origin attribute if it's not possible.
1896 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1897 (decls_for_scope): Ditto.
1898 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1899 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1901 2005-01-05 Richard Henderson <rth@redhat.com>
1904 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1905 (bdesc_2arg): Use it.
1906 (ix86_expand_binop_builtin): Force operands into registers
1908 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1909 ix86_expand_sse_compare, ix86_expand_sse_comi,
1910 ix86_expand_builtin): Likewise.
1912 2005-01-05 Richard Henderson <rth@redhat.com>
1914 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1916 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1917 (mulv4hi3): Set itanium_class mmmul.
1918 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1919 (fpack): Rename from fpack_sfsf.
1921 2005-01-05 Richard Henderson <rth@redhat.com>
1924 * reload1.c (do_input_reload): Restrict the optimization deleteing
1925 a previous output reload to RELOAD_FOR_INPUT.
1927 2005-01-05 Steven Bosscher <stevenb@suse.de>
1929 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1930 comment that we fall through after case.
1931 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1932 (distribute_links): Likewise.
1933 * cse.c (cse_insn): Likewise.
1934 * cselib.c (cselib_invalidate_mem): Likewise.
1935 * df.c: Update comments at the top of the file.
1936 (read_modify_subreg_p): Update comments here too.
1937 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1938 * flow.c (mark_set_1): Likewise.
1939 (mark_used_regs): Likewise.
1940 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1941 (canon_list_insert): Likewise.
1942 (mark_set): Likewise.
1943 (try_replace_reg): Likewise.
1944 (store_killed_in_insn): Likewise.
1945 * loop.c (count_one_set): Likewise.
1946 (basic_induction_var): Likewise.
1947 * postreload-gcse.c (find_mem_conflicts): Likewise.
1948 * postreload.c (reload_combine_note_store): Likewise.
1949 (move2add_note_store): Likewise.
1950 * reload.c (find_equiv_reg): Likewise.
1951 (mark_referenced_resources): Likewise.
1952 * rtlanal.c (set_noop_p): Likewise.
1953 (note_stores): Likewise.
1954 (note_uses): Likewise.
1955 * sched-deps.c (sched_analyze_1): Likewise.
1956 * sched-rgn.c (check_live_1): Likewise.
1957 (update_live_1): Likewise.
1958 * config/i860/i860.c: Likewise.
1960 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1962 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1964 * doc/rtl.texi: Update documentation for bit-fields and SET.
1966 2005-01-05 Roger Sayle <roger@eyesopen.com>
1968 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1970 2005-01-05 Jan Hubicka <jh@suse.cz>
1971 Richard Henderson <rth@redhat.com>
1974 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1977 2005-01-05 Richard Henderson <rth@redhat.com>
1980 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1981 (sse_shufps): Change operand 3 to const_int_operand.
1982 (sse2_storelps): Fix typo in template.
1983 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1984 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1985 (ix86_expand_builtin): Likewise.
1987 2005-01-05 Julian Brown <julian@codesourcery.com>
1989 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1990 as aggregates for AAPCS ABIs.
1992 2005-01-05 Stan Shebs <shebs@apple.com>
1994 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1995 Mach-O getters if ppc64.
1996 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1998 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1999 signed four-byte field for global code case.
2000 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2002 2005-01-05 Roger Sayle <roger@eyesopen.com>
2005 * c-common.c: Include real.h.
2006 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2007 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2008 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2009 * Makefile.in (c-common.o): Update dependencies.
2011 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2013 * c-parse.in (asm_string): Add trailing semicolon.
2015 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2017 * c-parse.in (asm_string): New. Don't allow wide strings in
2019 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2020 asm_string instead of STRING.
2022 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2024 * c-typeck.c (constructor_no_implicit): Remove.
2025 (set_designator, process_init_element): Don't check
2026 constructor_no_implicit.
2028 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2029 Kaz Kojima <kkojima@gcc.gnu.org>
2032 * lcm.c (create_pre_exit): New.
2033 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2034 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2036 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2038 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2039 -msoft-float in target_float_switch.
2040 * arm.c (arm_override_options): Fix processing of target_float_switch.
2042 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2044 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2047 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2049 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2050 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2052 2005-01-04 Roger Sayle <roger@eyesopen.com>
2054 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2055 if deleting the then-block allows the test-block to fallthru to the
2058 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2061 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2062 after the full declaration if the are in two different TUs.
2064 2005-01-04 Richard Henderson <rth@redhat.com>
2067 * tree-sra.c (generate_one_element_init): Just
2068 call gimplify_and_add.
2069 (generate_element_init): Record the
2070 new referenced variables and mark them for renaming
2071 and split out to ...
2072 (generate_element_init_1): This.
2073 (scalarize_init): Don't call push_gimplify_context/
2074 pop_gimplify_context.
2076 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2078 * toplev.c (get_src_pwd): Handle failure of getpwd().
2080 2005-01-04 Roger Sayle <roger@eyesopen.com>
2082 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2084 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2085 all the cases handled by it are inverted by invert_truthvalue.
2087 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2089 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2090 (save_register_windowsi): Likewise.
2092 2005-01-04 Richard Henderson <rth@redhat.com>
2094 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2096 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2099 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2100 any simplifications of vector mode comparison operators.
2101 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2103 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2104 Devang Patel <dpatel@apple.com>
2106 PR tree-optimization/18308
2107 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2108 the operands before creating a new expression.
2109 * dojump.c (do_jump): Make drop_through_label available
2110 for all cases. Add expansion of COND_EXPR.
2112 2005-01-04 Ira Rosen <irar@il.ibm.com>
2114 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2115 INTEGER_CST instead of TREE_CONSTANT.
2116 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2117 instead of TREE_CONSTANT.
2118 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2119 instead of TREE_CONSTANT.
2121 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2123 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2125 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2128 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2129 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2131 2005-01-03 Richard Henderson <rth@redhat.com>
2133 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2134 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2135 fold_convert_const_real_from_real): Split out from ...
2136 (fold_convert_const): ... here.
2138 2005-01-03 Richard Henderson <rth@redhat.com>
2141 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2142 (mov<MMXMODEI>_internal): Likewise.
2143 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2144 Add V2SF case; use it for SSE1; don't use TI.
2145 (movdf_integer): Likewise.
2146 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2148 2005-01-03 Ira Rosen <irar@il.ibm.com>
2150 * tree-vectorizer.c (vect_strip_conversions): New function.
2151 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2152 check for binary class.
2154 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2158 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2160 * gimple-low.c (mark_blocks_with_used_vars): New function.
2161 (mark_blocks_with_used_subblocks): Ditto.
2162 (mark_used_blocks): Ditto.
2163 (pass_mark_used_blocks): New pass.
2164 * tree-inline.c: Include debug.h.
2165 (expand_call_inline): Call outlining_inline_function here.
2166 * tree-optimize.c (init_tree_optimization_passes): Add
2167 pass_mark_used_blocks.
2168 * tree-pass.h (pass_mark_used_blocks): New.
2169 * Makefile.in (tree-inline.o): Add debug.h dependency.
2171 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2173 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2174 VAR_DECLs to have weak_import attribute.
2176 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2179 2004-01-03 Steven Bosscher <stevenb@suse.de>
2181 * passes.c (rest_of_compilation): Don't run regmove if only
2182 flag_expensive_optimizations, require flag_regmove instead.
2184 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2186 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2188 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2189 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2190 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2191 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2193 2005-01-03 Richard Henderson <rth@redhat.com>
2195 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2196 (ia64_const_ok_for_letter_p): New.
2197 (ia64_const_double_ok_for_letter_p): New.
2198 (ia64_extra_constraint): New.
2199 (ia64_expand_vecint_compare): New.
2200 (ia64_expand_vcondu_v2si): New.
2201 (ia64_expand_vecint_cmov): New.
2202 (ia64_expand_vecint_minmax): New.
2203 (ia64_print_operand): Add 'v'.
2204 (ia64_preferred_reload_class): New.
2205 (ia64_vector_mode_supported_p): New.
2206 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2207 (PREFERRED_RELOAD_CLASS): Move to function.
2208 (CONST_OK_FOR_LETTER_P): Move to function.
2209 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2210 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2211 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2212 (EXTRA_CONSTRAINT): Move to function.
2213 * config/ia64/ia64.md: Include vect.md.
2214 (itanium_class): Add mmalua.
2216 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2218 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2219 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2221 (const_int_2bit_operand): New.
2222 (fr_reg_or_0_operand): New.
2223 * config/ia64/ia64-modes.def: Add vector modes.
2224 * config/ia64/ia64-protos.h: Update.
2225 * config/ia64/vect.md: New file.
2227 2005-01-03 Richard Henderson <rth@redhat.com>
2229 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2231 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2234 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2236 (log1pdf2): Change mode of operands[0,1] to DFmode.
2238 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2240 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2241 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2242 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2243 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2244 SPARC_RELAXED_ORDERING.
2246 2005-01-03 Richard Henderson <rth@redhat.com>
2247 Uros Bizjak <uros@kss-loka.si>
2250 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2251 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2252 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2254 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2255 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2256 const_pow2_1_to_128_operand): New predicates.
2258 2005-01-02 Greg McGary <greg@mcgary.org>
2260 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2262 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2263 object. [ptr_type]: Remove unused variable.
2264 Remember nearest addressable array-element or record-component
2265 when checking bitfield components. Tolerate empty BIND_EXPR.
2267 2005-01-01 Richard Henderson <rth@redhat.com>
2269 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2270 that don't narrow the value. Fail for other conversions.
2272 2005-01-01 Richard Henderson <rth@redhat.com>
2275 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2276 * c-lang.c (finish_file): Don't do it here.
2277 * objc/objc-act.c (objc_finish_file): Likewise.
2279 * cgraph.c (decl_assembler_name_equal): New.
2280 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2281 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2282 * cgraph.h (struct cgraph_varpool_node): Add next.
2283 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2284 * varasm.c (assemble_alias): Mark the target as needed.
2286 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2289 * function.c (get_arg_pointer_save_area): Use entry_of_function
2290 instead of get_insns.
2292 2005-01-01 Roger Sayle <roger@eyesopen.com>
2293 Andrew Pinski <pinskia@physics.uc.edu>
2294 James E. Wilson <wilson@specifixinc.com>
2296 PR rtl-optimization/12092
2297 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2300 2005-01-01 Roger Sayle <roger@eyesopen.com>
2301 Olivier Hainque <hainque@act-europe.fr>
2303 * tree.c (int_fits_type_p): A narrower type always fits in a
2304 wider one, except for negative values into unsigned types.
2306 2005-01-01 Roger Sayle <roger@eyesopen.com>
2308 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2309 with the original constant rather than require TREE_OVERFLOW.
2311 2005-01-01 Steven Bosscher <stevenb@suse.de>
2314 * c-decl.c (finish_function): If compiling C99, annotate the
2315 compiler generated return with the current file name and line 0.
2316 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2317 the source line is greater than 0.
2318 (remove_bb): Likewise.
2320 See ChangeLog.12 for earlier changes.