1 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3 * tree-flow-inline.h (phi_arg_from_edge): Remove.
4 * tree-flow.h: Remove the corresponding prototype.
5 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
6 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
8 2005-01-24 Jakub Jelinek <jakub@redhat.com>
11 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
12 for AIX ABI or ELF -fPIC.
13 (rs6000_emit_load_toc_table): Don't create toc_section here.
14 (rs6000_xcoff_file_start): Nor here.
16 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18 * sh.c (ra.h): Don't #include.
19 (hard_regs_intersect_p): New function, resurrected from ra.c.
21 * sh.c: Fix 1996 Copyright.
23 2005-01-24 Richard Henderson <rth@redhat.com>
24 Aldy Hernandez <aldyh@redhat.com>
26 * regrename.c (note_sets): Handle subregs.
28 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
31 * genconditions.c (write_header, write_conditions): Elide file if
34 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
36 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
37 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
40 2005-01-24 Jakub Jelinek <jakub@redhat.com>
42 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
43 expand_builtin_printf, expand_builtin_fprintf,
44 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
45 checking against POINTER_TYPE.
46 (validate_arglist): Handle POINTER_TYPE code by checking
49 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
51 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
53 (for_each_rtx): Call for_each_rtx_1.
54 * rtl.h (init_rtlanal): Declare.
55 * toplev.c (backend_init): Call init_rtlanal.
57 2005-01-24 Jakub Jelinek <jakub@redhat.com>
59 * flow.c (propagate_one_insn): Formatting.
62 * flow.c (libcall_dead_p): Be more conservative if unsure.
63 If there are any instructions between insn and call, see if they are
64 all dead before saying the libcall is dead.
66 2005-01-24 Uros Bizjak <uros@kss-loka.si>
68 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
69 operand constraint for operand 0.
71 2005-01-23 Richard Henderson <rth@redhat.com>
74 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
75 edges leading to join block.
77 2005-01-23 Roger Sayle <roger@eyesopen.com>
79 * expmed.c (expand_mult_highpart): Make static. Change type of
80 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
81 (expand_divmod): Updates calls to expand_mult_highpart by using
82 gen_int_mode to pass a CONST_INT rtx.
83 * rtl.h (expand_mult_highpart): Remove prototype.
85 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
87 * flow.c (regset_bytes, regset_size): Remove.
89 * cfganal.c: Fix a reference to Harvey's paper.
91 2005-01-23 Steven Bosscher <stevenb@suse.de>
93 PR rtl-optimization/19464
94 * tree-optimize.c (init_tree_optimization_passes): Add one more
95 copyrename pass just before out-of-ssa.
97 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
100 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
101 * ggc-none.c (ggc_free): Define.
103 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
105 * cse.c (max_reg, max_insn_uid): Remove.
106 (cse_main): Don't access max_reg or max_insn_uid.
108 * c-common.c (explicit_flag_signed_bitfields,
109 lang_statement_code_p, lang_expand_function_end): Remove.
110 * c-common.h: Remove the corresponding declarations.
111 * c-opts.c (c_common_handle_option): Remove all write access
112 to explicit_flag_signed_bitfields.
114 * cgraph.c (cgraph_varpool_n_nodes): Remove.
115 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
116 * cgraph.h: Remove the corresponding declaration.
118 * gcse.c (null_pointer_info): Remove.
120 2005-01-23 Roger Sayle <roger@eyesopen.com>
121 Eric Botcazou <ebotcazou@libertysurf.fr>
123 * combine.c (simplify_logical): Only simplify logical expressions
124 of the form ior(and(x,y),z) by the inverse distributive law if the
125 result is cheaper than the original.
127 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
129 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
130 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
131 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
132 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
133 config/freebsd-spec.h, config/arm/arm.h,
134 config/h8300/h8300.md, config/i386/i386.md,
135 config/i386/predicates.md, config/i386/sse.md,
136 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
137 config/vax/vax.md: Fix comment typos. Follow spelling
140 2005-01-23 Steven Bosscher <stevenb@suse.de>
142 * gengtype.c (walk_type): Produce `not equal to' compares for loop
143 tests, instead of `less than'.
145 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
147 * function.c (assign_parm_setup_block): When creating a new stack slot
148 for a parameter, get its alignment from the parameter's DECL_ALIGN
149 rather than the type's TYPE_ALIGN. Make sure that the parameter
150 is at least word aligned.
152 2005-01-22 Roger Sayle <roger@eyesopen.com>
155 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
157 2005-01-22 Richard Henderson <rth@redhat.com>
160 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
161 in both compare operands.
162 (movdfcc_1_sse_max): Likewise.
163 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
164 (movdfcc_1_sse): Likewise.
165 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
166 scratch register as needed.
168 2005-01-22 Richard Henderson <rth@redhat.com>
170 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
172 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
174 2005-01-22 Richard Henderson <rth@redhat.com>
176 * genopinit.c (optabs): Use smin/smax for floating point too.
177 * doc/md.texi: Update to match. Clarify that floating point
178 results are undefined for +0/-0 and NaN.
179 * doc/rtl.texi: Likewise.
180 * rtl.def (SMIN, SMAX): Likewise
181 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
183 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
184 leading 's' to the name.
185 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
186 smaxxf3, sminxf3): Likewise.
187 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
190 2005-01-22 Paul Brook <paul@codesourcery.com>
192 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
194 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
196 * config/s390/s390.c (struct processor_costs): New fields
197 dlgr, dlr, dr, dsgfr, dsgr.
198 (z900_cost, z990_cost): Values for new fields.
199 (s390_rtx_costs): New cases MEM und COMPARE in switch
200 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
201 DIV, MOD, UDIV, UMOD.
203 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
205 * config/s390/s390.md ("doloop_si64"): Reload input value directly
206 into the register being decremented.
207 ("doloop_si31", "doloop_di"): Likewise.
208 ("*doloop_si_long"): Adapt pattern.
210 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
212 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
214 (CLASS_MAX_NREGS): Likewise.
216 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
218 * doc/tree-ssa.texi (Statement Operands): Add example for new
219 must-def macro. Note deprecation of old operands interface.
221 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
223 PR tree-optimization/19484
224 * tree-cfg.c (remove_fallthru_edge): New function.
225 (cleanup_control_flow): Remove fallthru edges from calls that are
226 now known not to return.
228 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
230 Fix PR tree-optimization/19038
231 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
232 copies with loop variant ones.
234 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
236 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
237 config/alpha/alpha-protos.h, config/alpha/alpha.h,
238 config/alpha/alpha.md, config/alpha/predicates.md,
239 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
240 config/sparc/sol2.h: Update copyright.
242 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
243 first label to see if it is a nonlocal label.
245 2005-01-22 David Edelsohn <edelsohn@gnu.org>
246 Andrew Pinski <pinskia@physics.uc.edu>
249 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
250 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
252 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
254 * config/rs6000/rtems.h: Update copyright.
256 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
259 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
260 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
261 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
263 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
266 * c-typeck.c (convert_arguments): Check for error_mark_node.
268 2005-01-21 Ian Lance Taylor <ian@airs.com>
270 PR tree-optimization/13000
271 * tree-inline.c: Include "tree-flow.h".
272 (expand_call_inline): If warn_return_type, warn if non-void inline
273 function falls through.
274 * tree-cfg.c (execute_warn_function_return): Don't warn about
275 control reaching end if TREE_NO_WARNING is set. Set
277 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
279 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
280 branch if we don't need one.
281 * c-typeck.c: Include "tree-flow.h"
282 (c_finish_bc_stmt): Don't add a goto if the current statement
283 list doesn't fall through to the current point.
285 2005-01-21 Roger Sayle <roger@eyesopen.com>
287 PR rtl-optimization/576
288 * real.c (real_arithmetic): Change return type from void to bool
289 to return an indication that the result may be inexact.
290 * real.h (real_arithmeric): Update prototype.
291 * fold-const.c (const_binop): Don't constant fold floating
292 point expressions when the user specifies -frounding-math and
293 the result may depend upon the run-time rounding mode.
294 (fold_convert_const_real_from_real): Clean-up.
295 (fold_initializer): Ignore flag_rounding_math for initializers.
296 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
297 constant fold FP operations with flag_rounding_math if the
298 result may depend upon the run-time rounding mode.
300 2005-01-21 Tom Tromey <tromey@redhat.com>
302 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
304 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
306 * tree-cfg.c: Fix comment typos.
308 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
310 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
311 around the call to rest_of_handle_branch_target_load_optimize.
313 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
315 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
316 (sparc64-*-openbsd*): Likewise.
317 (sparclite-*-elf*): Include tm-dwarf2.h.
318 (sparc86x-*-elf*): Likewise.
319 (sparc64-*-elf*): Likewise.
320 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
321 (DBX_DEBUGGING_INFO): Likewise.
322 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
323 (PREFERRED_DEBUGGING_TYPE): Likewise.
324 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
325 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
326 (PREFERRED_DEBUGGING_TYPE): Likewise.
327 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
328 (PREFERRED_DEBUGGING_TYPE): Likewise.
329 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
331 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
334 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
336 2005-01-20 Paul Brook <paul@codesourcery.com>
338 * doc/rtl.texi: Document value extension requirements for CONST_INT.
340 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
342 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
343 label is first in a sequence of labels.
345 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
347 2005-01-20 Janis Johnson <janis187@us.ibm.com>
348 Giovanni Bajo <giovannibajo@gcc.gnu.org>
350 * doc/sourcebuild.texi (Test Directives): New.
352 2005-01-20 Roger Sayle <roger@eyesopen.com>
354 * real.c (real_floor): Don't leave the result uninitialized when
355 mode is VOIDMode, but return the unrounded intermediate value.
356 (real_ceil): Likewise.
358 2005-01-20 Paul Brook <paul@codesourcery.com>
360 * config/arm/arm.md (insv): Use gen_int_mode.
362 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
364 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
365 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
366 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
367 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
368 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
370 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
373 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
374 fbreg, so we have to assume we can't.
375 (loc_descriptor_from_tree_1): Ditto.
376 (containing_function_has_frame_base): New function.
377 (add_location_or_const_value_attribute): Use it.
378 Also try to generate a frame_base from a single element location
381 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
383 PR tree-optimization/15349
384 * timevar.def (TV_TREE_MERGE_PHI): New.
385 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
387 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
388 calls to tree_forwarder_block_p.
389 (remove_forwarder_block_with_phi, merge_phi_nodes,
390 gate_merge_phi, pass_merge_phi): New.
391 * tree-optimize.c (init_tree_optimization_passes): Add
393 * tree-pass.h: Add an extern for pass_merge_phi;
395 2005-01-20 Richard Henderson <rth@redhat.com>
398 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
399 (_mm_castps_pd, _mm_castps_si128): New.
400 (_mm_castsi128_ps, _mm_castsi128_pd): New.
402 2005-01-20 Richard Henderson <rth@redhat.com>
405 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
406 __builtin_ia32_vec_init_v2si.
407 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
408 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
409 (ix86_init_mmx_sse_builtins): Create it.
410 (ix86_expand_builtin): Expand it.
411 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
412 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
413 (vec_extractv2si_0, vec_extractv2si_1): New.
415 2005-01-20 Richard Henderson <rth@redhat.com>
418 * config/i386/i386.c (ix86_expand_push): New.
419 * config/i386/mmx.md (push<MMXMODE>1): New.
420 * config/i386/sse.md (push<SSEMODE>1): New.
421 * config/i386/i386-protos.h: Update.
423 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
425 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
428 2005-01-20 Richard Henderson <rth@redhat.com>
430 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
431 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
433 2005-01-19 Richard Henderson <rth@redhat.com>
436 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
437 to V4SFmode in SSE1 fallback load path.
439 2005-01-19 Richard Henderson <rth@redhat.com>
441 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
442 in QImode expansion to ix86_expand_vector_set.
443 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
445 2005-01-19 Richard Henderson <rth@redhat.com>
448 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
449 subclass of the input class.
450 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
451 Always true for cross-SSE1 classes. Rationalize conditionals.
452 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
453 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
454 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
455 (movdi_2): Add MMX/SSE zeros.
456 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
457 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
458 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
459 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
460 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
461 (zero_extendsidi2_rex64_1): Remove.
462 (MOV0 peephole): Check GENERAL_REG_P.
464 2005-01-19 Richard Henderson <rth@redhat.com>
467 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
469 (ix86_expand_vector_extract): Likewise.
471 2005-01-19 Richard Henderson <rth@redhat.com>
474 * expr.c (emit_move_change_mode): New argument force; use
475 simplify_gen_subreg if true.
476 (emit_move_via_alt_mode): Merge into ...
477 (emit_move_via_integer): ... here.
478 (emit_move_ccmode): Use emit_move_change_mode directly.
480 2005-01-19 Richard Henderson <rth@redhat.com>
483 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
484 (alpha_preferred_reload_class): Handle CONST_VECTOR.
485 (alpha_emit_set_const_1): Add no_output parameter; don't emit
487 (alpha_emit_set_const): Likewise. Make static.
488 (alpha_emit_set_long_const): Make static.
489 (alpha_extract_integer): Split out from alpha_expand_mov.
490 (alpha_split_const_mov): Likewise.
491 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
492 (alpha_legitimate_constant_p): New.
493 * config/alpha/alpha-protos.h: Update.
494 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
495 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
496 * config/alpha/alpha.md (movsi): Add n alternative.
497 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
498 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
499 (splitters for all of the above): Use alpha_split_const_mov.
500 * config/alpha/predicates.md (non_add_const_operand): New.
501 (non_zero_const_operand): New.
502 (input_operand): Use alpha_legitimate_constant_p after reload.
504 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
506 PR tree-optimization/19038
507 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
508 (add_candidate): Add ivs with increment in latch only if
509 allow_ip_end_pos_p is true.
510 (determine_iv_cost): Use empty_block_p.
512 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
514 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
515 (compute_dominance_frontiers): Ditto.
517 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
520 * config/sh/t-rtems: New.
521 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
523 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
525 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
526 the offset of the selected field.
528 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
530 * tree-cfg.c (remove_forwarder_block): Fix the check to
531 prevent a nonlocal label from appearing in the middle of a
534 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
536 PR rtl-optimization/19462
537 * reorg.c (find_end_label): Create return insn only if
538 current_function_epilogue_delay_list is empty.
540 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
542 * doc/passes.texi: Remove paragraph mentioning new-ra.
544 2005-01-19 Jakub Jelinek <jakub@redhat.com>
546 PR rtl-optimization/15139
547 * combine.c: Include params.h.
548 (count_rtxs): New function.
549 (record_value_for_reg): If replace_rtx would replace at least
550 2 occurrences of REG in VALUE and TEM is really large, replace REG with
551 (clobber (const_int 0)) instead of TEM.
552 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
553 * params.h (MAX_LAST_VALUE_RTL): New.
554 * Makefile.in (combine.o): Depend on $(PARAMS_H).
555 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
558 * c-typeck.c (digest_init): Only call build_vector if all constructor
559 elements are *_CST nodes.
560 * gimplify.c (gimplify_init_constructor): Likewise.
563 * c-typeck.c (digest_init): Only call build_vector if inside_init
566 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
568 * toplev.c (init_asm_output): Remove dead #ifdef.
570 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
572 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
574 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
576 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
577 accessing DECL_FUNCTION_CODE.
578 * dojump.c (do_jump): Likewise.
579 * gimplify.c (gimplify_call_expr): Likewise.
580 * predict.c (expr_expected_value): Likewise.
581 (strip_builtin_expect): Likewise.
582 * tree-inline.c (estimate_num_insns_1): Likewise.
583 * tree-ssa-loop-im.c (stmt_cost): Likewise
584 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
585 (tree_expr_nonnegative_p): Likewise.
587 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
589 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
590 variant of the load_pcrel_sym pattern.
591 * config/sparc/sparc.md (P macro): Move to the top.
592 (load_pcrel_sym): Macroize using P.
593 (save_register_window): Likewise.
595 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
597 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
600 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
603 * c-typeck.c (build_asm_expr): Strip nops off
604 input memory operands.
606 2005-01-18 David Edelsohn <edelsohn@gnu.org>
608 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
609 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
610 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
611 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
613 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
616 * config/i386/i386.c (override_options): If the 80387 is disabled,
617 then do not return FP values using FP registers.
619 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
621 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
622 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
623 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
624 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
625 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
626 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
627 output.h, postreload-gcse.c, postreload.c, recog.c,
628 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
629 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
630 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
631 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
632 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
633 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
634 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
635 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
637 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
638 config/alpha/alpha.c, config/arm/vfp.md,
639 config/i386/emmintrin.h, config/i386/i386-modes.def,
640 config/i386/i386-protos.h, config/i386/i386.h,
641 config/i386/pmmintrin.h, config/i386/ppro.md,
642 config/i386/predicates.md, config/i386/xmmintrin.h,
643 config/i860/i860.c, config/ia64/ia64-modes.def,
644 config/ia64/ia64-protos.h, config/ia64/ia64.h,
645 config/ia64/ia64.md, config/ia64/itanium1.md,
646 config/ia64/itanium2.md, config/ia64/predicates.md,
647 config/iq2000/iq2000.h, config/mips/linux64.h,
648 config/rs6000/aix41.h, config/rs6000/aix43.h,
649 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
650 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
651 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
652 config/sparc/linux64.h, config/sparc/litecoff.h,
653 config/sparc/sp64-elf.h, config/sparc/sparc.c,
654 config/sparc/sparc.h, config/sparc/sparc.md,
655 config/sparc/sysv4-only.h: Update copyright.
657 2005-01-18 Richard Henderson <rth@redhat.com>
660 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
662 2005-01-18 Marc Espie <espie@openbsd.org>
663 * config/i386/openbsdelf.h: Typo.
665 2005-01-18 Richard Henderson <rth@redhat.com>
667 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
668 special case for sse.
669 * config/i386/predicates.md (sse_comparison_operator): Likewise.
671 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
673 * tree-inline.c (estimate_num_insns_1): Added cases for
674 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
676 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
678 PR rtl-optimization/19296
679 * combine.c (simplify_comparison): Rewrite the condition under
680 which a non-paradoxical SUBREG of a PLUS can be lifted when
681 compared against a constant.
683 2005-01-18 Andi Kleen <ak@muc.de>
685 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
686 * c.opt (-Wpointer-sign): Add.
687 * doc/invoke.texi: (-Wpointer-sign): Add.
689 2005-01-18 Uros Bizjak <uros@kss-loka.si>
691 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
692 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
693 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
694 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
695 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
696 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
697 for TARGET_MIX_SSE_I387.
698 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
699 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
700 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
701 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
702 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
703 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
705 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
708 2005-01-18 Uros Bizjak <uros@kss-loka.si>
711 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
712 Add movaps alternative for xmm reg->reg move.
714 2005-01-17 Jeff Law <law@redhat.com>
716 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
717 at the end of the main DOM loop rather than just before DOM exits.
719 2005-01-17 Diego Novillo <dnovillo@redhat.com>
721 PR tree-optimization/19121
722 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
723 adding aliases to a name tag, also add them to the pointer's
725 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
726 sensitive alias info at all. Only check that the two pointers
727 have compatible pointed-to sets.
728 * tree-ssa.c (verify_name_tags): Verify that the alias set of
729 a pointer's type tag is a superset of the alias set of the
732 2005-01-17 James E Wilson <wilson@specifixinc.com>
735 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
736 comment to document why.
738 2005-01-17 Richard Henderson <rth@redhat.com>
740 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
741 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
742 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
743 sse2_vmsminv2df3_finite): New.
744 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
745 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
746 Force op1 into register.
748 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
750 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
751 bubblestrap from always rebuilding build directory.
753 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
755 * config/s390/s390.md ("*clc"): Remove incorrect '='.
756 ("*cmpmem_short"): Likewise.
758 2005-01-17 Steven Bosscher <stevenb@suse.de>
760 * basic-block.h: Document BB_* flags.
761 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
762 use an sbitmap instead.
763 * sched-rgn.c (compute_trg_info): Likewise.
765 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
767 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
768 redundant target_cpu_default and extra_parts lines. Use the default
770 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
771 (SUBTARGET_EXTRA_SPECS): Delete.
772 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
773 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
774 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
775 and "n32" for -mabi=n32.
777 2005-01-17 Ian Lance Taylor <ian@airs.com>
780 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
781 fold constant variables into initial values.
783 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
785 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
787 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
788 through the statements backward.
790 2005-01-17 Ian Lance Taylor <ian@airs.com>
793 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
794 a variable set to the return value of the inlined function.
796 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
798 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
799 when modes are tieable.
801 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
803 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
804 of pthread_create to find out if threads are enabled.
805 * gthr-posix95.h (__gthread_active_p): Likewise.
807 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
809 * common.opt (-fnew-ra): Remove.
811 * toplev.h (flag_new_regalloc): Remove.
812 * Makefile.in (ra*.*): Don't mention.
813 * passes.c (rest_of_handle_new_regalloc): Remove.
814 (rest_of_handle_combine, rest_of_compilation): Always consider
815 flag_new_regalloc as false.
816 * doc/invoke.texi: Don't document -fnew-ra.
818 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
820 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
821 last parameter to reg_scan.
822 * loop.c (loop_optimize): Likewise.
823 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
824 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
825 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
826 rest_of_handle_gcse, rest_of_handle_loop_optimize,
827 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
828 * regclass.c (reg_scan): Likewise, for the declaration.
829 * rtl.h (reg_scan): Likewise, for the prototype.
831 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
833 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
836 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
838 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
839 (compute_avail): Uses don't go in tmp_gen.
841 2005-01-16 Steven Bosscher <stevenb@suse.de>
843 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
844 loop to look for a free slot in a page entry.
846 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
849 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
850 * toplev.c (compile_file): Call process_pending_assemble_output_defs
851 just before targetm.asm_out.file_end.
852 * tree.h (process_pending_assemble_output_defs): Declare.
853 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
855 (assemble_alias): Defer generation of assembly code for defines when
856 TARGET_DEFERRED_OUTPUT_DEFS is true.
857 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
858 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
859 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
861 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
864 * pa.c (pa_scalar_mode_supported_p): New function.
865 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
866 * pa.h (MIN_UNITS_PER_WORD): Add comment.
868 * pa-protos.h (prefetch_operand): Delete.
869 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
870 * pa.c (prefetch_operand): Delete.
871 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
872 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
873 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
874 and prefetch_nocc_operand.
875 * pa.md (prefetch): Rework to avoid reload problems handling short
876 displacements when a cache control completer needs to be provided.
877 (prefetch_32, prefetch_64): Delete.
878 (prefetch_cc, prefetch_nocc): New patterns.
880 2005-01-15 David Edelsohn <edelsohn@gnu.org>
882 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
884 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
887 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
888 exceeds maximum alignment for global common data.
889 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
890 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
892 2004-01-15 Roger Sayle <roger@eyesopen.com>
894 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
896 2004-01-15 Roger Sayle <roger@eyesopen.com>
898 * harg-reg-set.h (reg_class_names): Prototype global array.
899 * regclass.c (reg_class_names): Declare here and initialize to
901 (dump_regclass): Remove local declaration of reg_class_names.
902 (regclass): Likewise.
903 * cfg.c (dump_flow_info): Likewise.
904 * ra-debug.c (reg_class_names): Likewise.
905 * regrename.c (reg_class_names): Likewise.
906 * reload.c (reg_class_names): Likewise.
907 * reload1.c (spill_failure): Likewise.
908 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
910 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
912 * config/s390/s390.md ("reload_outti"): Remove predicate for
913 output operand. Abort if operand is not a MEM.
914 ("reload_outdi", "reload_outdf"): Likewise.
916 2005-01-15 Marc Espie <espie@openbsd.org>
918 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
919 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
920 * config/openbsd.h: Fix C++ includes for native configurations.
921 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
922 Add trampoline support.
923 * config/i386/openbsdelf.h: New.
925 2005-01-15 Marc Espie <espie@openbsd.org>
927 * collect2.c (main): Explicitly parse -dynamic-linker option.
929 2005-01-15 Jakub Jelinek <jakub@redhat.com>
931 PR tree-optimization/19060
932 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
933 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
934 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
935 and handle extract_range_from_cond returning false.
936 * fold-const.c (fold): Optimize comparisons with min/max even for
937 width > HOST_BITS_PER_WIDE_INT.
939 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
941 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
942 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
943 Remove little endian multilib variants.
944 Add mips32 multilib variant.
946 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
948 * explow.c (copy_all_reg, stabilize): Remove.
949 * expr.h: Remove the corresponding prototypes.
951 * rtlanal.c (regs_set_between_p): Remove.
952 * rtl.h: Remove the corresponding prototype.
954 2005-01-14 David Edelsohn <edelsohn@gnu.org>
956 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
957 to rs6000_nonimmediate_operand.
958 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
959 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
960 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
961 rs6000_nonimmediate_operand.
962 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
963 rs6000_nonimmediate_operand.
965 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
967 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
969 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
971 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
973 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
974 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
976 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
977 (rs6k_nonimmediate_operand): New.
978 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
980 (legitimate_lo_sum_address_p): Same.
981 (rs6000_legitimize_address): Same.
982 (rs6000_legitimize_reload_address): Same.
983 (rs6000_legitimate_address): Same.
984 (spe_build_register_parallel): Pass DF and DC modes in a DI
987 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
988 to rs6k_nonimmediate_operand.
990 * config/rs6000/spe.md ("*frob_df_di"): New.
991 ("*frob_di_df"): New.
992 ("*frob_di_df_2"): New.
993 ("*mov_sidf_e500_subreg0"): New.
994 ("*mov_sidf_e500_subreg4"): New.
995 ("*movdf_e500_double"): Change predicate to
996 rs6k_nonimmediate_operand.
998 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1000 * postreload.c (move2add_note_store): Only call
1001 trunc_int_for_mode on scalar integers.
1003 2005-01-14 Steven Bosscher <stevenb@suse.de>
1005 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1006 replace BB_VISITED uses.
1007 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1008 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1009 (tree_dce_done): Free visited_control_parents.
1010 (perform_tree_ssa_dce): Allocate and clear it.
1011 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1012 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1013 instead of BB_VISITED.
1015 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1017 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1018 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1019 Remove unused prototypes.
1021 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1023 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1024 64-bit register usage.
1025 (spe_func_has_64bit_regs_p): Add FIXME note.
1027 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1029 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1030 flag_finite_math_only with flag_unsafe_math_optimizations.
1032 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1034 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1036 (__tpf_eh_return): Copy TPF private stack area from the module
1037 boundary stack frame. Add check for when module addresses are
1038 equal, but no stub address is found.
1040 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1043 * arm.h (struct machine_function): Add call_via field.
1044 (thumb_call_via_label): Declare.
1045 * arm.c (thumb_call_via_label): New variable.
1046 (thumb_call_reg_needed): New variable.
1047 (arm_output_function_epilogue): For Thumb code, output any per-function
1048 call-indirect trampolines.
1049 (thumb_call_via_reg): New function.
1050 (arm_file_end): New function.
1051 (TARGET_ASM_FILE_END): Call arm_file_end.
1052 (aof_file_end): Likewise.
1053 * arm-protos.h (thumb_call_via_reg): Declare.
1054 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1055 thumb_call_via_reg in normal case.
1057 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1060 PR rtl-optimization/19348
1061 * recog.c (peephole2_optimize): Do global life update if some peephole
1062 decides it doesn't need at least one of its inputs and that change
1063 influences liveness at the start of the basic block.
1065 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1066 arguments instead of 1.
1068 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1071 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1072 zero for nested functions needing a static chain or functions
1073 with a non-constant address.
1075 2005-01-13 Roger Sayle <roger@eyesopen.com>
1077 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1078 (and (sign_extend X) C) into (zero_extend (and X C)).
1080 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1082 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1084 2005-01-13 Richard Henderson <rth@redhat.com>
1089 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1090 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1091 not just TARGET_SSE.
1092 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1093 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1094 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1095 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1096 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1097 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1098 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1099 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1100 (movdicc_c_rex64): Rename with '*'.
1101 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1102 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1103 (movsfcc_1_387): Rename from movsfcc_1.
1104 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1105 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1106 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1107 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1108 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1109 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1110 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1111 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1112 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1113 sse_movdfcc_const0_4): Remove.
1114 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1115 recognize min/max early. Update for changed sse cmove patterns.
1116 (ix86_split_sse_movcc): New.
1117 * config/i386/i386-protos.h: Update.
1119 2005-01-13 Steven Bosscher <stevenb@suse.de>
1121 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1122 (fix_stmt_v_may_defs): Likewise.
1124 2005-01-13 Richard Henderson <rth@redhat.com>
1126 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1127 for converting the mask.
1129 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1131 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1134 2005-01-13 Richard Henderson <rth@redhat.com>
1136 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1137 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1138 IX86_BUILTIN_MOVDQ2Q): Remove.
1139 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1140 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1141 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1143 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1144 (sse2_pextrw): Fix immediate constraint.
1145 (sse2_loadq, sse2_loadq_rex64): Remove.
1146 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1147 Use __builtin_ia32_vec_ext_<size>.
1148 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1150 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1152 * function.c (assign_parm_setup_block): Look inside original
1153 entry_parm when inspecting PARALLEL.
1155 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1156 Joel Sherrill <joel@oarcorp.com>
1159 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1160 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1161 rtems_gxx_recursive_mutex_init.
1162 (__gthread_recursive_mutex_lock): New function.
1163 (__gthread_recursive_mutex_trylock): Likewise.
1164 (__gthread_recursive_mutex_unlock): Likewise.
1166 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1168 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1170 2005-01-13 Jan Beulich <jbeulich@novell.com>
1172 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1173 (ashrti3_internal): Indicate output is early clobber. Generate result
1174 into output rather than first input. Use move for low word of output
1175 if shift count is exactly 64.
1176 (lshrti3_internal): Likewise.
1178 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1182 * reload1.c (delete_output_reload): Don't delete an output reload
1183 if the pseudo lives longer than a single basic block. Adjust and
1184 improve wording of comment.
1186 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1189 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1190 of TYPE_SIZE where we mean the number of bytes.
1192 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1194 * function.c (assign_parm_setup_block): Relax condition on
1195 multi-register optimization.
1197 2005-01-12 Nick Clifton <nickc@redhat.com>
1199 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1200 an "in_delay_slot" attribute of "no" to prevent them being used in
1201 delay slots. This is forbidden because they might generate
1204 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1207 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1210 2005-01-12 Nick Clifton <nickc@redhat.com>
1212 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1213 passed on to GAS) but do not define, as GAS no longer supports or
1214 needs the -m2000 option.
1216 2005-01-11 Roger Sayle <roger@eyesopen.com>
1218 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1219 type as args of unprototyped builtins aren't automatically promoted.
1220 (fold_builtin_abs): Likewise.
1222 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1224 * Makefile.in: Set a `build-warn' variable.
1226 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1228 PR tree-optimization/17949
1229 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1230 (find_interesting_uses_address): Use it.
1232 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1234 * regrename.c (kill_value): Handle subreg's that won't simplify.
1236 2005-01-11 Richard Henderson <rth@redhat.com>
1239 * config/i386/i386.h (enum ix86_builtins): Move ...
1240 * config/i386/i386.c: ... here.
1241 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1242 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1243 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1244 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1245 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1246 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1247 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1248 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1249 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1250 IX86_BUILTIN_LOADDDUP): Remove.
1251 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1252 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1253 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1254 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1255 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1256 (ix86_init_builtins): Make static.
1257 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1258 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1259 if all the modes match. Otherwise, fake it.
1260 (get_element_number, ix86_expand_vec_init_builtin,
1261 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1262 (ix86_expand_builtin): Make static. Update for changed builtins.
1263 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1264 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1265 (ix86_expand_vector_init_duplicate): New.
1266 (ix86_expand_vector_init_low_nonzero): New.
1267 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1268 Split out from ix86_expand_vector_init; handle integer modes.
1269 (ix86_expand_vector_init): Use them.
1270 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1271 * config/i386/i386-protos.h: Update.
1272 * config/i386/predicates.md (reg_or_0_operand): New.
1273 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1274 (movv2sf_internal): Likewise. And a splitter to match them all.
1275 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1276 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1277 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1278 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1279 (mmx_pinsrw): Fix operand ordering.
1280 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1281 rather than sse_loadss expander.
1282 (movv2df splitter): Similarly.
1283 (sse_loadss, sse_loadlss): Remove.
1284 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1285 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1286 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1287 (sse3_movddup): Rename with '*'.
1288 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1289 (sse2_loadsd): Remove.
1290 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1291 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1292 (sse2_pinsrw): Fix argument ordering.
1293 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1294 (sse2_stored): Remove 'r' destination.
1295 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1296 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1297 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1298 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1299 vec_extractv16qi, vec_initv16qi): New.
1301 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1302 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1303 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1305 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1306 (_mm_load_si128, _mm_store_si128): Likewise.
1307 (_mm_load1_pd): Use _mm_set1_pd.
1308 (_mm_load_sd): Use _mm_set_sd.
1309 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1310 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1311 (_mm_set_epi64): Use _mm_set_epi64x.
1312 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1313 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1314 _mm_setr_epi8): Use _mm_set_foo form.
1315 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1316 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1317 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1318 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1319 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1320 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1321 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1322 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1323 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1324 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1325 (_mm_movedup_pd): Use _mm_shuffle_pd.
1326 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1327 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1328 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1329 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1331 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1332 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1333 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1334 (_mm_store_ps): Use raw dereference.
1335 (_mm_store1_ps): Use _mm_storeu_ps.
1336 (_mm_storer_ps): Use _mm_store_ps.
1337 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1338 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1340 2005-01-11 Stan Shebs <shebs@apple.com>
1342 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1343 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1345 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1348 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1349 Skip all DECLs except for FIELD_DECLs.
1351 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1353 * config/s390/s390.c (override_options): Return error if
1354 -mbackchain, -mpacked-stack and -mhard-float are used together.
1355 (s390_va_start): Remove the backchain && packed-stack special case.
1356 (s390_gimplify_va_arg): Likewise.
1357 * doc/invoke.texi: Remove the ABI incompatibility note.
1359 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1361 * config/s390/s390.c (struct s390_frame_layout): Remove
1363 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1364 save_backchain_p with TARGET_BACKCHAIN.
1366 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1369 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1370 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1371 * function.c (locate_and_pad_parm): Set new field.
1372 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1373 Tweak where_pad test to include "none". Always set mem align for
1375 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1376 not sufficient for type.
1377 (assign_parm_setup_block): If stack_parm is zero on entry, always
1378 make a new stack local. Block move old stack parm if necessary
1379 to new aligned stack local.
1380 (assign_parm_setup_stack): Use a block move to handle
1381 potentially misaligned entry_parm.
1382 (assign_parms_unsplit_complex): Specify required alignment when
1383 creating stack local.
1384 * calls.c (compute_argument_addresses): Override alignment of stack
1385 arg calculated from its type with the alignment given by
1386 FUNCTION_ARG_BOUNDARY.
1387 (store_one_arg): Likewise.
1389 2005-01-11 Jan Beulich <jbeulich@novell.com>
1391 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1392 Change respective itanium_class attribute to ialu.
1393 (shladdp4_internal): New.
1394 * config/ia64/predicates.md (shladd_log2_operand): New.
1396 2005-01-11 Richard Henderson <rth@redhat.com>
1398 * expr.c (store_constructor): Use rtvec_alloc instead of
1399 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1401 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1403 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1405 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1407 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1408 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1409 (TARGET_RWRELOC): Define.
1410 (ia64_rwreloc_section_type_flags): Delete.
1411 (ia64_section_type_flags): New function.
1412 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1413 (TARGET_RWRELOC): Define.
1415 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1418 * config/ia64/ia64.c (process_set): For alloc insn, only call
1419 process_epilogue is !frame_pointer_needed.
1421 2005-01-10 Roger Sayle <roger@eyesopen.com>
1424 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1425 unary operator and can't be treated as a binary/comparison operator.
1427 2005-01-10 Richard Henderson <rth@redhat.com>
1429 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1430 (ix86_return_in_memory): Likewise.
1431 (function_arg_advance): Likewise. Mirror structure in function_arg
1432 for choosing register to advance.
1434 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1436 * tree-vectorizer.c, tree.def: Fix comment typos.
1438 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1440 * config/s390/s390.c (struct processor_costs): 4 new fields:
1441 ddbr, ddr, debr, der.
1442 (s390_rtx_costs): More precise handling of divide instructions.
1444 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1446 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1448 2005-01-10 Jan Beulich <jbeulich@novell.com>
1450 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1451 names resulting from -ffunction-sections/-fdata-sections and linkonce
1453 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1454 based on the section name. Rearrange the section name comparison logic
1455 slightly so that each section name is compared against at most once.
1457 2005-01-10 Ben Elliston <bje@au.ibm.com>
1459 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1460 targets for which -fPIC reduces limitations on the GOT size.
1462 2005-01-09 Falk Hueffner <falk@debian.org>
1464 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1467 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1470 * collect2.c (main): Set aixrtl_flag for -brtl option.
1471 (resolve_lib_name): Search for .so file extension before .a
1474 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1476 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1477 (vect_analyze_data_refs_alignment): Add dump prints.
1479 2005-01-09 Ira Rosen <irar@il.ibm.com>
1481 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1482 expr_invariant_in_loop_p.
1483 Initialize outputs first thing in the function.
1484 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1485 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1486 (vect_analyze_pointer_ref_access): Check that the initial condition of
1487 the access function is loop invariant.
1489 2005-01-09 Richard Henderson <rth@redhat.com>
1491 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1492 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1493 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1494 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1495 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1496 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1497 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1498 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1499 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1500 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1501 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1502 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1503 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1504 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1505 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1506 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1507 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1508 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1509 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1510 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1511 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1512 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1513 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1515 (mmx_clrdi, pavgusb): Remove.
1516 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1517 with leading sse_ prefix.
1518 * config/i386/sse.md: Receive them.
1519 * config/i386/mmx.md: New file.
1520 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1521 (subrv2sf3): Turn into expander for normal subtraction.
1522 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1523 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1524 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1525 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1526 commutative; use ix86_binary_operator_ok.
1527 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1528 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1529 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1530 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1531 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1532 Macroize from existing patterns; use ix86_binary_operator_ok.
1533 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1534 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1535 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1536 with vec_select+vec_concat.
1537 (mmx_pshufw, mmx_pshufw_1): Likewise.
1538 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1539 (mmx_uavgv4hi3): Model correctly.
1540 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1541 _mm_xor_si64): Remove casts.
1543 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1545 PR tree-optimization/19224
1546 * tree-scalar-evolution.c (get_instantiated_value,
1547 set_instantiated_value): New functions.
1548 (instantiate_parameters_1): Cache the results.
1549 (instantiate_parameters, resolve_mixers): Initialize and free
1552 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1554 * config/i386/i386.md (addhi_4): Correct reference in comment.
1557 2005-01-08 Richard Henderson <rth@redhat.com>
1559 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1560 (_mm_cvtsi128_si64x): Likewise.
1561 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1562 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1563 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1564 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1565 * config/i386/i386-protos.h: Update.
1566 * config/i386/i386.c (print_operand): Add 'H'.
1567 (ix86_fixup_binary_operands): Split out from ...
1568 (ix86_expand_binary_operator): ... here.
1569 (ix86_fixup_binary_operands_no_copy): New.
1570 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1571 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1572 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1573 (safe_vector_operand): Use CONST0_RTX.
1574 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1575 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1576 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1577 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1579 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1580 (IX86_BUILTIN_CMPNGESS): New.
1581 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1582 (attr type): Add sselog1.
1583 (attr unit, attr memory): Handle it.
1584 (movti, movti_internal, movti_rex64): Move near other integer moves.
1585 (movtf, movtf_internal): Move near other fp moves.
1586 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1587 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1588 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1589 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1590 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1591 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1592 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1593 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1594 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1595 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1596 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1597 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1598 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1599 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1600 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1601 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1602 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1603 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1604 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1605 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1606 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1607 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1608 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1609 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1610 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1611 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1612 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1613 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1614 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1615 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1616 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1617 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1618 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1619 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1620 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1621 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1622 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1623 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1624 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1625 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1626 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1627 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1628 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1629 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1631 (SSEPUSH, push<SSEPUSH>): Remove.
1632 (MMXPUSH, push<MMXPUSH>): Remove.
1633 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1634 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1635 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1636 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1637 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1638 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1639 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1640 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1641 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1642 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1643 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1644 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1645 (ppro_sse_log_V4SF): Handle sselog1.
1646 * config/i386/predicates.md (const_0_to_1_operand): New.
1647 (const_0_to_255_mul_8_operand): New.
1648 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1649 (const_2_to_3_operand, const_4_to_7_operand): New.
1650 * config/i386/sse.md: New file.
1651 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1652 (sse_movups): Rename from sse_movups_1.
1653 (sse_loadlss): Rename from sse_loadss_1.
1654 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1656 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1657 (absv4sf2, negv2df, absv2df): New.
1658 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1659 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1660 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1661 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1662 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1663 (sse3_addsubv4sf3): Model correctly.
1664 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1665 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1666 (sse_movhlps): Model with vec_select+vec_concat.
1667 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1668 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1669 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1670 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1671 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1672 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1673 sse2_pshufhw_1): Likewise.
1674 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1675 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1676 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1677 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1678 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1679 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1680 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1681 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1682 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1683 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1684 sminv8hi3): Mark commutative
1685 operands. Use ix86_binary_operator_ok.
1686 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1687 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1688 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1689 sse2_punpcklqdq): Allow operand2 in memory.
1690 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1691 sse2_movsd): Add memory alternatives.
1692 (sse_storelps): Turn expander into an insn; split after reload.
1693 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1694 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1696 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1698 * configure.ac (DWARF-2 debug_line): Use objdump.
1699 * configure: Regenerate.
1701 2005-01-08 Jeff Law <law@redhat.com>
1702 Diego Novillo <dnovillo@redhat.com>
1704 PR tree-optimization/18241
1705 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1706 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1707 statements with volatile operands.
1708 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1709 operands after marking a statement with has_volatile_ops.
1711 2005-01-08 Roger Sayle <roger@eyesopen.com>
1713 * tree.c (int_fits_type_p): Always honor integer constant
1714 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1716 2005-01-08 Roger Sayle <roger@eyesopen.com>
1718 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1719 the latent bug in rtl_delete_block has been resolved.
1721 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1723 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1724 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1726 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1728 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1729 library as @multilib_dir@/$(SHLIB_SONAME).
1731 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1733 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1734 * configure: Regenerate.
1736 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1738 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1741 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1744 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1745 Convert non-word aligned offset address using ld/std into
1748 2005-01-07 Richard Henderson <rth@redhat.com>
1750 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1752 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1754 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1756 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1758 PR tree-optimization/19283
1759 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1760 is not shorter than the original type.
1762 PR rtl-optimization/19012
1763 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1765 PR rtl-optimization/18861
1766 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1767 (FULL_STATE): Define.
1768 (mark_tablejump_edge): New function.
1769 (purge_dead_tablejump_edges): New function.
1770 (find_bb_boundaries): Use it.
1772 PR tree-optimization/18828
1773 * builtins.c (expand_builtin_next_arg): Remove argument and all
1774 the argument checking.
1775 (expand_builtin): Adjust caller.
1776 (expand_builtin_va_start): Likewise. Remove error for too many
1778 (fold_builtin_next_arg): Issue error for too many arguments.
1779 After checking arguments, replace them with magic arguments that
1780 prevent further checking of the args.
1782 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1784 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1786 2005-01-06 Roger Sayle <roger@eyesopen.com>
1789 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1790 and %{.S:...} (and their negative variants) to test whether the
1791 input file is assembler or pre-processed-assembler independent of
1792 the actual filename extension.
1794 2005-01-06 Roger Sayle <roger@eyesopen.com>
1796 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1797 of sign or zero extended values.
1799 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1801 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1802 for IBM long double format correctly.
1804 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1806 Fix PR tree-optimization/18792
1808 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1809 to first_loop_depth, and use loop depth instead of loop number.
1810 (build_classic_dir_vector): Ditto.
1811 (compute_data_dependences_for_loop): Use depth, not loop number.
1812 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1813 number. Pass in loops, instead of loop numbers.
1814 (gather_interchange_stats): Ditto.
1815 (linear_transform_loops): Ditto.
1817 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1820 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1821 biv_fits_mode_p, extension_within_bounds_p): New functions.
1822 (check_ext_dependent_givs): Use them.
1824 2005-01-06 Roger Sayle <roger@eyesopen.com>
1826 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1827 more than one barrier, in which case we should delete them all.
1829 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1831 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1833 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1835 Fix PR middle-end/19286
1837 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1838 output this subprogram, simply ignore this attempt to do it again.
1839 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1840 origin attribute if it's not possible.
1841 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1842 (decls_for_scope): Ditto.
1843 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1844 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1846 2005-01-05 Richard Henderson <rth@redhat.com>
1849 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1850 (bdesc_2arg): Use it.
1851 (ix86_expand_binop_builtin): Force operands into registers
1853 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1854 ix86_expand_sse_compare, ix86_expand_sse_comi,
1855 ix86_expand_builtin): Likewise.
1857 2005-01-05 Richard Henderson <rth@redhat.com>
1859 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1861 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1862 (mulv4hi3): Set itanium_class mmmul.
1863 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1864 (fpack): Rename from fpack_sfsf.
1866 2005-01-05 Richard Henderson <rth@redhat.com>
1869 * reload1.c (do_input_reload): Restrict the optimization deleteing
1870 a previous output reload to RELOAD_FOR_INPUT.
1872 2005-01-05 Steven Bosscher <stevenb@suse.de>
1874 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1875 comment that we fall through after case.
1876 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1877 (distribute_links): Likewise.
1878 * cse.c (cse_insn): Likewise.
1879 * cselib.c (cselib_invalidate_mem): Likewise.
1880 * df.c: Update comments at the top of the file.
1881 (read_modify_subreg_p): Update comments here too.
1882 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1883 * flow.c (mark_set_1): Likewise.
1884 (mark_used_regs): Likewise.
1885 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1886 (canon_list_insert): Likewise.
1887 (mark_set): Likewise.
1888 (try_replace_reg): Likewise.
1889 (store_killed_in_insn): Likewise.
1890 * loop.c (count_one_set): Likewise.
1891 (basic_induction_var): Likewise.
1892 * postreload-gcse.c (find_mem_conflicts): Likewise.
1893 * postreload.c (reload_combine_note_store): Likewise.
1894 (move2add_note_store): Likewise.
1895 * reload.c (find_equiv_reg): Likewise.
1896 (mark_referenced_resources): Likewise.
1897 * rtlanal.c (set_noop_p): Likewise.
1898 (note_stores): Likewise.
1899 (note_uses): Likewise.
1900 * sched-deps.c (sched_analyze_1): Likewise.
1901 * sched-rgn.c (check_live_1): Likewise.
1902 (update_live_1): Likewise.
1903 * config/i860/i860.c: Likewise.
1905 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1907 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1909 * doc/rtl.texi: Update documentation for bit-fields and SET.
1911 2005-01-05 Roger Sayle <roger@eyesopen.com>
1913 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1915 2005-01-05 Jan Hubicka <jh@suse.cz>
1916 Richard Henderson <rth@redhat.com>
1919 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1922 2005-01-05 Richard Henderson <rth@redhat.com>
1925 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1926 (sse_shufps): Change operand 3 to const_int_operand.
1927 (sse2_storelps): Fix typo in template.
1928 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1929 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1930 (ix86_expand_builtin): Likewise.
1932 2005-01-05 Julian Brown <julian@codesourcery.com>
1934 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1935 as aggregates for AAPCS ABIs.
1937 2005-01-05 Stan Shebs <shebs@apple.com>
1939 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1940 Mach-O getters if ppc64.
1941 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1943 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1944 signed four-byte field for global code case.
1945 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1947 2005-01-05 Roger Sayle <roger@eyesopen.com>
1950 * c-common.c: Include real.h.
1951 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1952 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1953 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1954 * Makefile.in (c-common.o): Update dependencies.
1956 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1958 * c-parse.in (asm_string): Add trailing semicolon.
1960 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1962 * c-parse.in (asm_string): New. Don't allow wide strings in
1964 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1965 asm_string instead of STRING.
1967 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1969 * c-typeck.c (constructor_no_implicit): Remove.
1970 (set_designator, process_init_element): Don't check
1971 constructor_no_implicit.
1973 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1974 Kaz Kojima <kkojima@gcc.gnu.org>
1977 * lcm.c (create_pre_exit): New.
1978 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1979 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1981 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1983 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1984 -msoft-float in target_float_switch.
1985 * arm.c (arm_override_options): Fix processing of target_float_switch.
1987 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1989 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1992 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1994 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1995 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1997 2005-01-04 Roger Sayle <roger@eyesopen.com>
1999 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2000 if deleting the then-block allows the test-block to fallthru to the
2003 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2006 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2007 after the full declaration if the are in two different TUs.
2009 2005-01-04 Richard Henderson <rth@redhat.com>
2012 * tree-sra.c (generate_one_element_init): Just
2013 call gimplify_and_add.
2014 (generate_element_init): Record the
2015 new referenced variables and mark them for renaming
2016 and split out to ...
2017 (generate_element_init_1): This.
2018 (scalarize_init): Don't call push_gimplify_context/
2019 pop_gimplify_context.
2021 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2023 * toplev.c (get_src_pwd): Handle failure of getpwd().
2025 2005-01-04 Roger Sayle <roger@eyesopen.com>
2027 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2029 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2030 all the cases handled by it are inverted by invert_truthvalue.
2032 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2034 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2035 (save_register_windowsi): Likewise.
2037 2005-01-04 Richard Henderson <rth@redhat.com>
2039 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2041 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2044 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2045 any simplifications of vector mode comparison operators.
2046 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2048 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2049 Devang Patel <dpatel@apple.com>
2051 PR tree-optimization/18308
2052 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2053 the operands before creating a new expression.
2054 * dojump.c (do_jump): Make drop_through_label available
2055 for all cases. Add expansion of COND_EXPR.
2057 2005-01-04 Ira Rosen <irar@il.ibm.com>
2059 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2060 INTEGER_CST instead of TREE_CONSTANT.
2061 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2062 instead of TREE_CONSTANT.
2063 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2064 instead of TREE_CONSTANT.
2066 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2068 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2070 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2073 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2074 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2076 2005-01-03 Richard Henderson <rth@redhat.com>
2078 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2079 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2080 fold_convert_const_real_from_real): Split out from ...
2081 (fold_convert_const): ... here.
2083 2005-01-03 Richard Henderson <rth@redhat.com>
2086 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2087 (mov<MMXMODEI>_internal): Likewise.
2088 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2089 Add V2SF case; use it for SSE1; don't use TI.
2090 (movdf_integer): Likewise.
2091 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2093 2005-01-03 Ira Rosen <irar@il.ibm.com>
2095 * tree-vectorizer.c (vect_strip_conversions): New function.
2096 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2097 check for binary class.
2099 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2103 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2105 * gimple-low.c (mark_blocks_with_used_vars): New function.
2106 (mark_blocks_with_used_subblocks): Ditto.
2107 (mark_used_blocks): Ditto.
2108 (pass_mark_used_blocks): New pass.
2109 * tree-inline.c: Include debug.h.
2110 (expand_call_inline): Call outlining_inline_function here.
2111 * tree-optimize.c (init_tree_optimization_passes): Add
2112 pass_mark_used_blocks.
2113 * tree-pass.h (pass_mark_used_blocks): New.
2114 * Makefile.in (tree-inline.o): Add debug.h dependency.
2116 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2118 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2119 VAR_DECLs to have weak_import attribute.
2121 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2124 2004-01-03 Steven Bosscher <stevenb@suse.de>
2126 * passes.c (rest_of_compilation): Don't run regmove if only
2127 flag_expensive_optimizations, require flag_regmove instead.
2129 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2131 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2133 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2134 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2135 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2136 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2138 2005-01-03 Richard Henderson <rth@redhat.com>
2140 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2141 (ia64_const_ok_for_letter_p): New.
2142 (ia64_const_double_ok_for_letter_p): New.
2143 (ia64_extra_constraint): New.
2144 (ia64_expand_vecint_compare): New.
2145 (ia64_expand_vcondu_v2si): New.
2146 (ia64_expand_vecint_cmov): New.
2147 (ia64_expand_vecint_minmax): New.
2148 (ia64_print_operand): Add 'v'.
2149 (ia64_preferred_reload_class): New.
2150 (ia64_vector_mode_supported_p): New.
2151 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2152 (PREFERRED_RELOAD_CLASS): Move to function.
2153 (CONST_OK_FOR_LETTER_P): Move to function.
2154 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2155 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2156 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2157 (EXTRA_CONSTRAINT): Move to function.
2158 * config/ia64/ia64.md: Include vect.md.
2159 (itanium_class): Add mmalua.
2161 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2163 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2164 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2166 (const_int_2bit_operand): New.
2167 (fr_reg_or_0_operand): New.
2168 * config/ia64/ia64-modes.def: Add vector modes.
2169 * config/ia64/ia64-protos.h: Update.
2170 * config/ia64/vect.md: New file.
2172 2005-01-03 Richard Henderson <rth@redhat.com>
2174 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2176 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2179 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2181 (log1pdf2): Change mode of operands[0,1] to DFmode.
2183 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2185 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2186 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2187 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2188 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2189 SPARC_RELAXED_ORDERING.
2191 2005-01-03 Richard Henderson <rth@redhat.com>
2192 Uros Bizjak <uros@kss-loka.si>
2195 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2196 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2197 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2199 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2200 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2201 const_pow2_1_to_128_operand): New predicates.
2203 2005-01-02 Greg McGary <greg@mcgary.org>
2205 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2207 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2208 object. [ptr_type]: Remove unused variable.
2209 Remember nearest addressable array-element or record-component
2210 when checking bitfield components. Tolerate empty BIND_EXPR.
2212 2005-01-01 Richard Henderson <rth@redhat.com>
2214 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2215 that don't narrow the value. Fail for other conversions.
2217 2005-01-01 Richard Henderson <rth@redhat.com>
2220 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2221 * c-lang.c (finish_file): Don't do it here.
2222 * objc/objc-act.c (objc_finish_file): Likewise.
2224 * cgraph.c (decl_assembler_name_equal): New.
2225 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2226 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2227 * cgraph.h (struct cgraph_varpool_node): Add next.
2228 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2229 * varasm.c (assemble_alias): Mark the target as needed.
2231 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2234 * function.c (get_arg_pointer_save_area): Use entry_of_function
2235 instead of get_insns.
2237 2005-01-01 Roger Sayle <roger@eyesopen.com>
2238 Andrew Pinski <pinskia@physics.uc.edu>
2239 James E. Wilson <wilson@specifixinc.com>
2241 PR rtl-optimization/12092
2242 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2245 2005-01-01 Roger Sayle <roger@eyesopen.com>
2246 Olivier Hainque <hainque@act-europe.fr>
2248 * tree.c (int_fits_type_p): A narrower type always fits in a
2249 wider one, except for negative values into unsigned types.
2251 2005-01-01 Roger Sayle <roger@eyesopen.com>
2253 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2254 with the original constant rather than require TREE_OVERFLOW.
2256 2005-01-01 Steven Bosscher <stevenb@suse.de>
2259 * c-decl.c (finish_function): If compiling C99, annotate the
2260 compiler generated return with the current file name and line 0.
2261 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2262 the source line is greater than 0.
2263 (remove_bb): Likewise.
2265 See ChangeLog.12 for earlier changes.