1 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
3 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
4 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
7 2005-01-24 Jakub Jelinek <jakub@redhat.com>
9 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
10 expand_builtin_printf, expand_builtin_fprintf,
11 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
12 checking against POINTER_TYPE.
13 (validate_arglist): Handle POINTER_TYPE code by checking
16 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
20 (for_each_rtx): Call for_each_rtx_1.
21 * rtl.h (init_rtlanal): Declare.
22 * toplev.c (backend_init): Call init_rtlanal.
24 2005-01-24 Jakub Jelinek <jakub@redhat.com>
26 * flow.c (propagate_one_insn): Formatting.
29 * flow.c (libcall_dead_p): Be more conservative if unsure.
30 If there are any instructions between insn and call, see if they are
31 all dead before saying the libcall is dead.
33 2005-01-24 Uros Bizjak <uros@kss-loka.si>
35 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
36 operand constraint for operand 0.
38 2005-01-23 Richard Henderson <rth@redhat.com>
41 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
42 edges leading to join block.
44 2005-01-23 Roger Sayle <roger@eyesopen.com>
46 * expmed.c (expand_mult_highpart): Make static. Change type of
47 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
48 (expand_divmod): Updates calls to expand_mult_highpart by using
49 gen_int_mode to pass a CONST_INT rtx.
50 * rtl.h (expand_mult_highpart): Remove prototype.
52 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
54 * flow.c (regset_bytes, regset_size): Remove.
56 * cfganal.c: Fix a reference to Harvey's paper.
58 2005-01-23 Steven Bosscher <stevenb@suse.de>
60 PR rtl-optimization/19464
61 * tree-optimize.c (init_tree_optimization_passes): Add one more
62 copyrename pass just before out-of-ssa.
64 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
67 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
68 * ggc-none.c (ggc_free): Define.
70 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
72 * cse.c (max_reg, max_insn_uid): Remove.
73 (cse_main): Don't access max_reg or max_insn_uid.
75 * c-common.c (explicit_flag_signed_bitfields,
76 lang_statement_code_p, lang_expand_function_end): Remove.
77 * c-common.h: Remove the corresponding declarations.
78 * c-opts.c (c_common_handle_option): Remove all write access
79 to explicit_flag_signed_bitfields.
81 * cgraph.c (cgraph_varpool_n_nodes): Remove.
82 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
83 * cgraph.h: Remove the corresponding declaration.
85 * gcse.c (null_pointer_info): Remove.
87 2005-01-23 Roger Sayle <roger@eyesopen.com>
88 Eric Botcazou <ebotcazou@libertysurf.fr>
90 * combine.c (simplify_logical): Only simplify logical expressions
91 of the form ior(and(x,y),z) by the inverse distributive law if the
92 result is cheaper than the original.
94 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
96 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
97 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
98 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
99 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
100 config/freebsd-spec.h, config/arm/arm.h,
101 config/h8300/h8300.md, config/i386/i386.md,
102 config/i386/predicates.md, config/i386/sse.md,
103 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
104 config/vax/vax.md: Fix comment typos. Follow spelling
107 2005-01-23 Steven Bosscher <stevenb@suse.de>
109 * gengtype.c (walk_type): Produce `not equal to' compares for loop
110 tests, instead of `less than'.
112 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
114 * function.c (assign_parm_setup_block): When creating a new stack slot
115 for a parameter, get its alignment from the parameter's DECL_ALIGN
116 rather than the type's TYPE_ALIGN. Make sure that the parameter
117 is at least word aligned.
119 2005-01-22 Roger Sayle <roger@eyesopen.com>
122 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
124 2005-01-22 Richard Henderson <rth@redhat.com>
127 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
128 in both compare operands.
129 (movdfcc_1_sse_max): Likewise.
130 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
131 (movdfcc_1_sse): Likewise.
132 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
133 scratch register as needed.
135 2005-01-22 Richard Henderson <rth@redhat.com>
137 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
139 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
141 2005-01-22 Richard Henderson <rth@redhat.com>
143 * genopinit.c (optabs): Use smin/smax for floating point too.
144 * doc/md.texi: Update to match. Clarify that floating point
145 results are undefined for +0/-0 and NaN.
146 * doc/rtl.texi: Likewise.
147 * rtl.def (SMIN, SMAX): Likewise
148 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
150 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
151 leading 's' to the name.
152 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
153 smaxxf3, sminxf3): Likewise.
154 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
157 2005-01-22 Paul Brook <paul@codesourcery.com>
159 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
161 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
163 * config/s390/s390.c (struct processor_costs): New fields
164 dlgr, dlr, dr, dsgfr, dsgr.
165 (z900_cost, z990_cost): Values for new fields.
166 (s390_rtx_costs): New cases MEM und COMPARE in switch
167 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
168 DIV, MOD, UDIV, UMOD.
170 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
172 * config/s390/s390.md ("doloop_si64"): Reload input value directly
173 into the register being decremented.
174 ("doloop_si31", "doloop_di"): Likewise.
175 ("*doloop_si_long"): Adapt pattern.
177 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
179 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
181 (CLASS_MAX_NREGS): Likewise.
183 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
185 * doc/tree-ssa.texi (Statement Operands): Add example for new
186 must-def macro. Note deprecation of old operands interface.
188 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
190 PR tree-optimization/19484
191 * tree-cfg.c (remove_fallthru_edge): New function.
192 (cleanup_control_flow): Remove fallthru edges from calls that are
193 now known not to return.
195 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
197 Fix PR tree-optimization/19038
198 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
199 copies with loop variant ones.
201 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
203 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
204 config/alpha/alpha-protos.h, config/alpha/alpha.h,
205 config/alpha/alpha.md, config/alpha/predicates.md,
206 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
207 config/sparc/sol2.h: Update copyright.
209 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
210 first label to see if it is a nonlocal label.
212 2005-01-22 David Edelsohn <edelsohn@gnu.org>
213 Andrew Pinski <pinskia@physics.uc.edu>
216 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
217 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
219 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
221 * config/rs6000/rtems.h: Update copyright.
223 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
226 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
227 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
228 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
230 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
233 * c-typeck.c (convert_arguments): Check for error_mark_node.
235 2005-01-21 Ian Lance Taylor <ian@airs.com>
237 PR tree-optimization/13000
238 * tree-inline.c: Include "tree-flow.h".
239 (expand_call_inline): If warn_return_type, warn if non-void inline
240 function falls through.
241 * tree-cfg.c (execute_warn_function_return): Don't warn about
242 control reaching end if TREE_NO_WARNING is set. Set
244 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
246 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
247 branch if we don't need one.
248 * c-typeck.c: Include "tree-flow.h"
249 (c_finish_bc_stmt): Don't add a goto if the current statement
250 list doesn't fall through to the current point.
252 2005-01-21 Roger Sayle <roger@eyesopen.com>
254 PR rtl-optimization/576
255 * real.c (real_arithmetic): Change return type from void to bool
256 to return an indication that the result may be inexact.
257 * real.h (real_arithmeric): Update prototype.
258 * fold-const.c (const_binop): Don't constant fold floating
259 point expressions when the user specifies -frounding-math and
260 the result may depend upon the run-time rounding mode.
261 (fold_convert_const_real_from_real): Clean-up.
262 (fold_initializer): Ignore flag_rounding_math for initializers.
263 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
264 constant fold FP operations with flag_rounding_math if the
265 result may depend upon the run-time rounding mode.
267 2005-01-21 Tom Tromey <tromey@redhat.com>
269 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
271 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
273 * tree-cfg.c: Fix comment typos.
275 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
277 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
278 around the call to rest_of_handle_branch_target_load_optimize.
280 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
282 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
283 (sparc64-*-openbsd*): Likewise.
284 (sparclite-*-elf*): Include tm-dwarf2.h.
285 (sparc86x-*-elf*): Likewise.
286 (sparc64-*-elf*): Likewise.
287 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
288 (DBX_DEBUGGING_INFO): Likewise.
289 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
290 (PREFERRED_DEBUGGING_TYPE): Likewise.
291 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
292 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
293 (PREFERRED_DEBUGGING_TYPE): Likewise.
294 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
295 (PREFERRED_DEBUGGING_TYPE): Likewise.
296 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
298 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
301 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
303 2005-01-20 Paul Brook <paul@codesourcery.com>
305 * doc/rtl.texi: Document value extension requirements for CONST_INT.
307 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
309 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
310 label is first in a sequence of labels.
312 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
314 2005-01-20 Janis Johnson <janis187@us.ibm.com>
315 Giovanni Bajo <giovannibajo@gcc.gnu.org>
317 * doc/sourcebuild.texi (Test Directives): New.
319 2005-01-20 Roger Sayle <roger@eyesopen.com>
321 * real.c (real_floor): Don't leave the result uninitialized when
322 mode is VOIDMode, but return the unrounded intermediate value.
323 (real_ceil): Likewise.
325 2005-01-20 Paul Brook <paul@codesourcery.com>
327 * config/arm/arm.md (insv): Use gen_int_mode.
329 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
331 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
332 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
333 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
334 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
335 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
337 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
340 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
341 fbreg, so we have to assume we can't.
342 (loc_descriptor_from_tree_1): Ditto.
343 (containing_function_has_frame_base): New function.
344 (add_location_or_const_value_attribute): Use it.
345 Also try to generate a frame_base from a single element location
348 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
350 PR tree-optimization/15349
351 * timevar.def (TV_TREE_MERGE_PHI): New.
352 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
354 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
355 calls to tree_forwarder_block_p.
356 (remove_forwarder_block_with_phi, merge_phi_nodes,
357 gate_merge_phi, pass_merge_phi): New.
358 * tree-optimize.c (init_tree_optimization_passes): Add
360 * tree-pass.h: Add an extern for pass_merge_phi;
362 2005-01-20 Richard Henderson <rth@redhat.com>
365 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
366 (_mm_castps_pd, _mm_castps_si128): New.
367 (_mm_castsi128_ps, _mm_castsi128_pd): New.
369 2005-01-20 Richard Henderson <rth@redhat.com>
372 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
373 __builtin_ia32_vec_init_v2si.
374 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
375 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
376 (ix86_init_mmx_sse_builtins): Create it.
377 (ix86_expand_builtin): Expand it.
378 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
379 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
380 (vec_extractv2si_0, vec_extractv2si_1): New.
382 2005-01-20 Richard Henderson <rth@redhat.com>
385 * config/i386/i386.c (ix86_expand_push): New.
386 * config/i386/mmx.md (push<MMXMODE>1): New.
387 * config/i386/sse.md (push<SSEMODE>1): New.
388 * config/i386/i386-protos.h: Update.
390 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
392 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
395 2005-01-20 Richard Henderson <rth@redhat.com>
397 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
398 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
400 2005-01-19 Richard Henderson <rth@redhat.com>
403 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
404 to V4SFmode in SSE1 fallback load path.
406 2005-01-19 Richard Henderson <rth@redhat.com>
408 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
409 in QImode expansion to ix86_expand_vector_set.
410 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
412 2005-01-19 Richard Henderson <rth@redhat.com>
415 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
416 subclass of the input class.
417 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
418 Always true for cross-SSE1 classes. Rationalize conditionals.
419 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
420 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
421 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
422 (movdi_2): Add MMX/SSE zeros.
423 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
424 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
425 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
426 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
427 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
428 (zero_extendsidi2_rex64_1): Remove.
429 (MOV0 peephole): Check GENERAL_REG_P.
431 2005-01-19 Richard Henderson <rth@redhat.com>
434 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
436 (ix86_expand_vector_extract): Likewise.
438 2005-01-19 Richard Henderson <rth@redhat.com>
441 * expr.c (emit_move_change_mode): New argument force; use
442 simplify_gen_subreg if true.
443 (emit_move_via_alt_mode): Merge into ...
444 (emit_move_via_integer): ... here.
445 (emit_move_ccmode): Use emit_move_change_mode directly.
447 2005-01-19 Richard Henderson <rth@redhat.com>
450 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
451 (alpha_preferred_reload_class): Handle CONST_VECTOR.
452 (alpha_emit_set_const_1): Add no_output parameter; don't emit
454 (alpha_emit_set_const): Likewise. Make static.
455 (alpha_emit_set_long_const): Make static.
456 (alpha_extract_integer): Split out from alpha_expand_mov.
457 (alpha_split_const_mov): Likewise.
458 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
459 (alpha_legitimate_constant_p): New.
460 * config/alpha/alpha-protos.h: Update.
461 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
462 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
463 * config/alpha/alpha.md (movsi): Add n alternative.
464 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
465 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
466 (splitters for all of the above): Use alpha_split_const_mov.
467 * config/alpha/predicates.md (non_add_const_operand): New.
468 (non_zero_const_operand): New.
469 (input_operand): Use alpha_legitimate_constant_p after reload.
471 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
473 PR tree-optimization/19038
474 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
475 (add_candidate): Add ivs with increment in latch only if
476 allow_ip_end_pos_p is true.
477 (determine_iv_cost): Use empty_block_p.
479 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
481 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
482 (compute_dominance_frontiers): Ditto.
484 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
487 * config/sh/t-rtems: New.
488 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
490 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
492 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
493 the offset of the selected field.
495 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
497 * tree-cfg.c (remove_forwarder_block): Fix the check to
498 prevent a nonlocal label from appearing in the middle of a
501 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
503 PR rtl-optimization/19462
504 * reorg.c (find_end_label): Create return insn only if
505 current_function_epilogue_delay_list is empty.
507 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
509 * doc/passes.texi: Remove paragraph mentioning new-ra.
511 2005-01-19 Jakub Jelinek <jakub@redhat.com>
513 PR rtl-optimization/15139
514 * combine.c: Include params.h.
515 (count_rtxs): New function.
516 (record_value_for_reg): If replace_rtx would replace at least
517 2 occurrences of REG in VALUE and TEM is really large, replace REG with
518 (clobber (const_int 0)) instead of TEM.
519 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
520 * params.h (MAX_LAST_VALUE_RTL): New.
521 * Makefile.in (combine.o): Depend on $(PARAMS_H).
522 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
525 * c-typeck.c (digest_init): Only call build_vector if all constructor
526 elements are *_CST nodes.
527 * gimplify.c (gimplify_init_constructor): Likewise.
530 * c-typeck.c (digest_init): Only call build_vector if inside_init
533 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
535 * toplev.c (init_asm_output): Remove dead #ifdef.
537 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
539 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
541 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
543 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
544 accessing DECL_FUNCTION_CODE.
545 * dojump.c (do_jump): Likewise.
546 * gimplify.c (gimplify_call_expr): Likewise.
547 * predict.c (expr_expected_value): Likewise.
548 (strip_builtin_expect): Likewise.
549 * tree-inline.c (estimate_num_insns_1): Likewise.
550 * tree-ssa-loop-im.c (stmt_cost): Likewise
551 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
552 (tree_expr_nonnegative_p): Likewise.
554 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
556 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
557 variant of the load_pcrel_sym pattern.
558 * config/sparc/sparc.md (P macro): Move to the top.
559 (load_pcrel_sym): Macroize using P.
560 (save_register_window): Likewise.
562 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
564 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
567 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
570 * c-typeck.c (build_asm_expr): Strip nops off
571 input memory operands.
573 2005-01-18 David Edelsohn <edelsohn@gnu.org>
575 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
576 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
577 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
578 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
580 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
583 * config/i386/i386.c (override_options): If the 80387 is disabled,
584 then do not return FP values using FP registers.
586 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
588 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
589 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
590 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
591 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
592 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
593 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
594 output.h, postreload-gcse.c, postreload.c, recog.c,
595 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
596 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
597 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
598 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
599 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
600 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
601 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
602 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
604 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
605 config/alpha/alpha.c, config/arm/vfp.md,
606 config/i386/emmintrin.h, config/i386/i386-modes.def,
607 config/i386/i386-protos.h, config/i386/i386.h,
608 config/i386/pmmintrin.h, config/i386/ppro.md,
609 config/i386/predicates.md, config/i386/xmmintrin.h,
610 config/i860/i860.c, config/ia64/ia64-modes.def,
611 config/ia64/ia64-protos.h, config/ia64/ia64.h,
612 config/ia64/ia64.md, config/ia64/itanium1.md,
613 config/ia64/itanium2.md, config/ia64/predicates.md,
614 config/iq2000/iq2000.h, config/mips/linux64.h,
615 config/rs6000/aix41.h, config/rs6000/aix43.h,
616 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
617 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
618 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
619 config/sparc/linux64.h, config/sparc/litecoff.h,
620 config/sparc/sp64-elf.h, config/sparc/sparc.c,
621 config/sparc/sparc.h, config/sparc/sparc.md,
622 config/sparc/sysv4-only.h: Update copyright.
624 2005-01-18 Richard Henderson <rth@redhat.com>
627 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
629 2005-01-18 Marc Espie <espie@openbsd.org>
630 * config/i386/openbsdelf.h: Typo.
632 2005-01-18 Richard Henderson <rth@redhat.com>
634 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
635 special case for sse.
636 * config/i386/predicates.md (sse_comparison_operator): Likewise.
638 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
640 * tree-inline.c (estimate_num_insns_1): Added cases for
641 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
643 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
645 PR rtl-optimization/19296
646 * combine.c (simplify_comparison): Rewrite the condition under
647 which a non-paradoxical SUBREG of a PLUS can be lifted when
648 compared against a constant.
650 2005-01-18 Andi Kleen <ak@muc.de>
652 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
653 * c.opt (-Wpointer-sign): Add.
654 * doc/invoke.texi: (-Wpointer-sign): Add.
656 2005-01-18 Uros Bizjak <uros@kss-loka.si>
658 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
659 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
660 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
661 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
662 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
663 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
664 for TARGET_MIX_SSE_I387.
665 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
666 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
667 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
668 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
669 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
670 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
672 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
675 2005-01-18 Uros Bizjak <uros@kss-loka.si>
678 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
679 Add movaps alternative for xmm reg->reg move.
681 2005-01-17 Jeff Law <law@redhat.com>
683 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
684 at the end of the main DOM loop rather than just before DOM exits.
686 2005-01-17 Diego Novillo <dnovillo@redhat.com>
688 PR tree-optimization/19121
689 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
690 adding aliases to a name tag, also add them to the pointer's
692 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
693 sensitive alias info at all. Only check that the two pointers
694 have compatible pointed-to sets.
695 * tree-ssa.c (verify_name_tags): Verify that the alias set of
696 a pointer's type tag is a superset of the alias set of the
699 2005-01-17 James E Wilson <wilson@specifixinc.com>
702 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
703 comment to document why.
705 2005-01-17 Richard Henderson <rth@redhat.com>
707 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
708 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
709 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
710 sse2_vmsminv2df3_finite): New.
711 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
712 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
713 Force op1 into register.
715 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
717 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
718 bubblestrap from always rebuilding build directory.
720 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
722 * config/s390/s390.md ("*clc"): Remove incorrect '='.
723 ("*cmpmem_short"): Likewise.
725 2005-01-17 Steven Bosscher <stevenb@suse.de>
727 * basic-block.h: Document BB_* flags.
728 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
729 use an sbitmap instead.
730 * sched-rgn.c (compute_trg_info): Likewise.
732 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
734 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
735 redundant target_cpu_default and extra_parts lines. Use the default
737 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
738 (SUBTARGET_EXTRA_SPECS): Delete.
739 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
740 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
741 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
742 and "n32" for -mabi=n32.
744 2005-01-17 Ian Lance Taylor <ian@airs.com>
747 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
748 fold constant variables into initial values.
750 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
752 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
754 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
755 through the statements backward.
757 2005-01-17 Ian Lance Taylor <ian@airs.com>
760 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
761 a variable set to the return value of the inlined function.
763 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
765 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
766 when modes are tieable.
768 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
770 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
771 of pthread_create to find out if threads are enabled.
772 * gthr-posix95.h (__gthread_active_p): Likewise.
774 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
776 * common.opt (-fnew-ra): Remove.
778 * toplev.h (flag_new_regalloc): Remove.
779 * Makefile.in (ra*.*): Don't mention.
780 * passes.c (rest_of_handle_new_regalloc): Remove.
781 (rest_of_handle_combine, rest_of_compilation): Always consider
782 flag_new_regalloc as false.
783 * doc/invoke.texi: Don't document -fnew-ra.
785 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
787 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
788 last parameter to reg_scan.
789 * loop.c (loop_optimize): Likewise.
790 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
791 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
792 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
793 rest_of_handle_gcse, rest_of_handle_loop_optimize,
794 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
795 * regclass.c (reg_scan): Likewise, for the declaration.
796 * rtl.h (reg_scan): Likewise, for the prototype.
798 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
800 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
803 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
805 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
806 (compute_avail): Uses don't go in tmp_gen.
808 2005-01-16 Steven Bosscher <stevenb@suse.de>
810 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
811 loop to look for a free slot in a page entry.
813 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
816 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
817 * toplev.c (compile_file): Call process_pending_assemble_output_defs
818 just before targetm.asm_out.file_end.
819 * tree.h (process_pending_assemble_output_defs): Declare.
820 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
822 (assemble_alias): Defer generation of assembly code for defines when
823 TARGET_DEFERRED_OUTPUT_DEFS is true.
824 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
825 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
826 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
828 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
831 * pa.c (pa_scalar_mode_supported_p): New function.
832 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
833 * pa.h (MIN_UNITS_PER_WORD): Add comment.
835 * pa-protos.h (prefetch_operand): Delete.
836 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
837 * pa.c (prefetch_operand): Delete.
838 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
839 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
840 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
841 and prefetch_nocc_operand.
842 * pa.md (prefetch): Rework to avoid reload problems handling short
843 displacements when a cache control completer needs to be provided.
844 (prefetch_32, prefetch_64): Delete.
845 (prefetch_cc, prefetch_nocc): New patterns.
847 2005-01-15 David Edelsohn <edelsohn@gnu.org>
849 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
851 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
854 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
855 exceeds maximum alignment for global common data.
856 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
857 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
859 2004-01-15 Roger Sayle <roger@eyesopen.com>
861 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
863 2004-01-15 Roger Sayle <roger@eyesopen.com>
865 * harg-reg-set.h (reg_class_names): Prototype global array.
866 * regclass.c (reg_class_names): Declare here and initialize to
868 (dump_regclass): Remove local declaration of reg_class_names.
869 (regclass): Likewise.
870 * cfg.c (dump_flow_info): Likewise.
871 * ra-debug.c (reg_class_names): Likewise.
872 * regrename.c (reg_class_names): Likewise.
873 * reload.c (reg_class_names): Likewise.
874 * reload1.c (spill_failure): Likewise.
875 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
877 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
879 * config/s390/s390.md ("reload_outti"): Remove predicate for
880 output operand. Abort if operand is not a MEM.
881 ("reload_outdi", "reload_outdf"): Likewise.
883 2005-01-15 Marc Espie <espie@openbsd.org>
885 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
886 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
887 * config/openbsd.h: Fix C++ includes for native configurations.
888 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
889 Add trampoline support.
890 * config/i386/openbsdelf.h: New.
892 2005-01-15 Marc Espie <espie@openbsd.org>
894 * collect2.c (main): Explicitly parse -dynamic-linker option.
896 2005-01-15 Jakub Jelinek <jakub@redhat.com>
898 PR tree-optimization/19060
899 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
900 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
901 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
902 and handle extract_range_from_cond returning false.
903 * fold-const.c (fold): Optimize comparisons with min/max even for
904 width > HOST_BITS_PER_WIDE_INT.
906 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
908 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
909 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
910 Remove little endian multilib variants.
911 Add mips32 multilib variant.
913 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
915 * explow.c (copy_all_reg, stabilize): Remove.
916 * expr.h: Remove the corresponding prototypes.
918 * rtlanal.c (regs_set_between_p): Remove.
919 * rtl.h: Remove the corresponding prototype.
921 2005-01-14 David Edelsohn <edelsohn@gnu.org>
923 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
924 to rs6000_nonimmediate_operand.
925 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
926 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
927 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
928 rs6000_nonimmediate_operand.
929 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
930 rs6000_nonimmediate_operand.
932 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
934 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
936 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
938 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
940 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
941 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
943 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
944 (rs6k_nonimmediate_operand): New.
945 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
947 (legitimate_lo_sum_address_p): Same.
948 (rs6000_legitimize_address): Same.
949 (rs6000_legitimize_reload_address): Same.
950 (rs6000_legitimate_address): Same.
951 (spe_build_register_parallel): Pass DF and DC modes in a DI
954 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
955 to rs6k_nonimmediate_operand.
957 * config/rs6000/spe.md ("*frob_df_di"): New.
958 ("*frob_di_df"): New.
959 ("*frob_di_df_2"): New.
960 ("*mov_sidf_e500_subreg0"): New.
961 ("*mov_sidf_e500_subreg4"): New.
962 ("*movdf_e500_double"): Change predicate to
963 rs6k_nonimmediate_operand.
965 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
967 * postreload.c (move2add_note_store): Only call
968 trunc_int_for_mode on scalar integers.
970 2005-01-14 Steven Bosscher <stevenb@suse.de>
972 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
973 replace BB_VISITED uses.
974 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
975 (propagate_necessity): Check the bitmap instead of BB_VISITED.
976 (tree_dce_done): Free visited_control_parents.
977 (perform_tree_ssa_dce): Allocate and clear it.
978 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
979 (compute_antic): Iterate from here using a DFS. Use an sbitmap
980 instead of BB_VISITED.
982 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
984 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
985 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
986 Remove unused prototypes.
988 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
990 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
991 64-bit register usage.
992 (spe_func_has_64bit_regs_p): Add FIXME note.
994 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
996 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
997 flag_finite_math_only with flag_unsafe_math_optimizations.
999 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1001 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1003 (__tpf_eh_return): Copy TPF private stack area from the module
1004 boundary stack frame. Add check for when module addresses are
1005 equal, but no stub address is found.
1007 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1010 * arm.h (struct machine_function): Add call_via field.
1011 (thumb_call_via_label): Declare.
1012 * arm.c (thumb_call_via_label): New variable.
1013 (thumb_call_reg_needed): New variable.
1014 (arm_output_function_epilogue): For Thumb code, output any per-function
1015 call-indirect trampolines.
1016 (thumb_call_via_reg): New function.
1017 (arm_file_end): New function.
1018 (TARGET_ASM_FILE_END): Call arm_file_end.
1019 (aof_file_end): Likewise.
1020 * arm-protos.h (thumb_call_via_reg): Declare.
1021 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1022 thumb_call_via_reg in normal case.
1024 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1027 PR rtl-optimization/19348
1028 * recog.c (peephole2_optimize): Do global life update if some peephole
1029 decides it doesn't need at least one of its inputs and that change
1030 influences liveness at the start of the basic block.
1032 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1033 arguments instead of 1.
1035 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1038 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1039 zero for nested functions needing a static chain or functions
1040 with a non-constant address.
1042 2005-01-13 Roger Sayle <roger@eyesopen.com>
1044 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1045 (and (sign_extend X) C) into (zero_extend (and X C)).
1047 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1049 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1051 2005-01-13 Richard Henderson <rth@redhat.com>
1056 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1057 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1058 not just TARGET_SSE.
1059 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1060 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1061 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1062 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1063 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1064 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1065 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1066 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1067 (movdicc_c_rex64): Rename with '*'.
1068 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1069 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1070 (movsfcc_1_387): Rename from movsfcc_1.
1071 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1072 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1073 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1074 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1075 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1076 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1077 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1078 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1079 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1080 sse_movdfcc_const0_4): Remove.
1081 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1082 recognize min/max early. Update for changed sse cmove patterns.
1083 (ix86_split_sse_movcc): New.
1084 * config/i386/i386-protos.h: Update.
1086 2005-01-13 Steven Bosscher <stevenb@suse.de>
1088 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1089 (fix_stmt_v_may_defs): Likewise.
1091 2005-01-13 Richard Henderson <rth@redhat.com>
1093 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1094 for converting the mask.
1096 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1098 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1101 2005-01-13 Richard Henderson <rth@redhat.com>
1103 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1104 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1105 IX86_BUILTIN_MOVDQ2Q): Remove.
1106 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1107 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1108 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1110 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1111 (sse2_pextrw): Fix immediate constraint.
1112 (sse2_loadq, sse2_loadq_rex64): Remove.
1113 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1114 Use __builtin_ia32_vec_ext_<size>.
1115 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1117 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1119 * function.c (assign_parm_setup_block): Look inside original
1120 entry_parm when inspecting PARALLEL.
1122 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1123 Joel Sherrill <joel@oarcorp.com>
1126 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1127 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1128 rtems_gxx_recursive_mutex_init.
1129 (__gthread_recursive_mutex_lock): New function.
1130 (__gthread_recursive_mutex_trylock): Likewise.
1131 (__gthread_recursive_mutex_unlock): Likewise.
1133 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1135 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1137 2005-01-13 Jan Beulich <jbeulich@novell.com>
1139 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1140 (ashrti3_internal): Indicate output is early clobber. Generate result
1141 into output rather than first input. Use move for low word of output
1142 if shift count is exactly 64.
1143 (lshrti3_internal): Likewise.
1145 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1149 * reload1.c (delete_output_reload): Don't delete an output reload
1150 if the pseudo lives longer than a single basic block. Adjust and
1151 improve wording of comment.
1153 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1156 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1157 of TYPE_SIZE where we mean the number of bytes.
1159 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1161 * function.c (assign_parm_setup_block): Relax condition on
1162 multi-register optimization.
1164 2005-01-12 Nick Clifton <nickc@redhat.com>
1166 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1167 an "in_delay_slot" attribute of "no" to prevent them being used in
1168 delay slots. This is forbidden because they might generate
1171 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1174 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1177 2005-01-12 Nick Clifton <nickc@redhat.com>
1179 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1180 passed on to GAS) but do not define, as GAS no longer supports or
1181 needs the -m2000 option.
1183 2005-01-11 Roger Sayle <roger@eyesopen.com>
1185 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1186 type as args of unprototyped builtins aren't automatically promoted.
1187 (fold_builtin_abs): Likewise.
1189 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1191 * Makefile.in: Set a `build-warn' variable.
1193 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1195 PR tree-optimization/17949
1196 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1197 (find_interesting_uses_address): Use it.
1199 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1201 * regrename.c (kill_value): Handle subreg's that won't simplify.
1203 2005-01-11 Richard Henderson <rth@redhat.com>
1206 * config/i386/i386.h (enum ix86_builtins): Move ...
1207 * config/i386/i386.c: ... here.
1208 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1209 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1210 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1211 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1212 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1213 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1214 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1215 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1216 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1217 IX86_BUILTIN_LOADDDUP): Remove.
1218 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1219 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1220 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1221 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1222 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1223 (ix86_init_builtins): Make static.
1224 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1225 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1226 if all the modes match. Otherwise, fake it.
1227 (get_element_number, ix86_expand_vec_init_builtin,
1228 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1229 (ix86_expand_builtin): Make static. Update for changed builtins.
1230 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1231 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1232 (ix86_expand_vector_init_duplicate): New.
1233 (ix86_expand_vector_init_low_nonzero): New.
1234 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1235 Split out from ix86_expand_vector_init; handle integer modes.
1236 (ix86_expand_vector_init): Use them.
1237 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1238 * config/i386/i386-protos.h: Update.
1239 * config/i386/predicates.md (reg_or_0_operand): New.
1240 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1241 (movv2sf_internal): Likewise. And a splitter to match them all.
1242 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1243 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1244 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1245 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1246 (mmx_pinsrw): Fix operand ordering.
1247 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1248 rather than sse_loadss expander.
1249 (movv2df splitter): Similarly.
1250 (sse_loadss, sse_loadlss): Remove.
1251 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1252 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1253 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1254 (sse3_movddup): Rename with '*'.
1255 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1256 (sse2_loadsd): Remove.
1257 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1258 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1259 (sse2_pinsrw): Fix argument ordering.
1260 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1261 (sse2_stored): Remove 'r' destination.
1262 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1263 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1264 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1265 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1266 vec_extractv16qi, vec_initv16qi): New.
1268 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1269 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1270 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1272 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1273 (_mm_load_si128, _mm_store_si128): Likewise.
1274 (_mm_load1_pd): Use _mm_set1_pd.
1275 (_mm_load_sd): Use _mm_set_sd.
1276 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1277 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1278 (_mm_set_epi64): Use _mm_set_epi64x.
1279 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1280 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1281 _mm_setr_epi8): Use _mm_set_foo form.
1282 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1283 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1284 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1285 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1286 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1287 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1288 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1289 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1290 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1291 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1292 (_mm_movedup_pd): Use _mm_shuffle_pd.
1293 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1294 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1295 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1296 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1298 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1299 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1300 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1301 (_mm_store_ps): Use raw dereference.
1302 (_mm_store1_ps): Use _mm_storeu_ps.
1303 (_mm_storer_ps): Use _mm_store_ps.
1304 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1305 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1307 2005-01-11 Stan Shebs <shebs@apple.com>
1309 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1310 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1312 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1315 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1316 Skip all DECLs except for FIELD_DECLs.
1318 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1320 * config/s390/s390.c (override_options): Return error if
1321 -mbackchain, -mpacked-stack and -mhard-float are used together.
1322 (s390_va_start): Remove the backchain && packed-stack special case.
1323 (s390_gimplify_va_arg): Likewise.
1324 * doc/invoke.texi: Remove the ABI incompatibility note.
1326 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1328 * config/s390/s390.c (struct s390_frame_layout): Remove
1330 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1331 save_backchain_p with TARGET_BACKCHAIN.
1333 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1336 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1337 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1338 * function.c (locate_and_pad_parm): Set new field.
1339 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1340 Tweak where_pad test to include "none". Always set mem align for
1342 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1343 not sufficient for type.
1344 (assign_parm_setup_block): If stack_parm is zero on entry, always
1345 make a new stack local. Block move old stack parm if necessary
1346 to new aligned stack local.
1347 (assign_parm_setup_stack): Use a block move to handle
1348 potentially misaligned entry_parm.
1349 (assign_parms_unsplit_complex): Specify required alignment when
1350 creating stack local.
1351 * calls.c (compute_argument_addresses): Override alignment of stack
1352 arg calculated from its type with the alignment given by
1353 FUNCTION_ARG_BOUNDARY.
1354 (store_one_arg): Likewise.
1356 2005-01-11 Jan Beulich <jbeulich@novell.com>
1358 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1359 Change respective itanium_class attribute to ialu.
1360 (shladdp4_internal): New.
1361 * config/ia64/predicates.md (shladd_log2_operand): New.
1363 2005-01-11 Richard Henderson <rth@redhat.com>
1365 * expr.c (store_constructor): Use rtvec_alloc instead of
1366 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1368 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1370 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1372 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1374 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1375 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1376 (TARGET_RWRELOC): Define.
1377 (ia64_rwreloc_section_type_flags): Delete.
1378 (ia64_section_type_flags): New function.
1379 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1380 (TARGET_RWRELOC): Define.
1382 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1385 * config/ia64/ia64.c (process_set): For alloc insn, only call
1386 process_epilogue is !frame_pointer_needed.
1388 2005-01-10 Roger Sayle <roger@eyesopen.com>
1391 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1392 unary operator and can't be treated as a binary/comparison operator.
1394 2005-01-10 Richard Henderson <rth@redhat.com>
1396 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1397 (ix86_return_in_memory): Likewise.
1398 (function_arg_advance): Likewise. Mirror structure in function_arg
1399 for choosing register to advance.
1401 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1403 * tree-vectorizer.c, tree.def: Fix comment typos.
1405 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1407 * config/s390/s390.c (struct processor_costs): 4 new fields:
1408 ddbr, ddr, debr, der.
1409 (s390_rtx_costs): More precise handling of divide instructions.
1411 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1413 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1415 2005-01-10 Jan Beulich <jbeulich@novell.com>
1417 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1418 names resulting from -ffunction-sections/-fdata-sections and linkonce
1420 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1421 based on the section name. Rearrange the section name comparison logic
1422 slightly so that each section name is compared against at most once.
1424 2005-01-10 Ben Elliston <bje@au.ibm.com>
1426 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1427 targets for which -fPIC reduces limitations on the GOT size.
1429 2005-01-09 Falk Hueffner <falk@debian.org>
1431 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1434 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1437 * collect2.c (main): Set aixrtl_flag for -brtl option.
1438 (resolve_lib_name): Search for .so file extension before .a
1441 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1443 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1444 (vect_analyze_data_refs_alignment): Add dump prints.
1446 2005-01-09 Ira Rosen <irar@il.ibm.com>
1448 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1449 expr_invariant_in_loop_p.
1450 Initialize outputs first thing in the function.
1451 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1452 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1453 (vect_analyze_pointer_ref_access): Check that the initial condition of
1454 the access function is loop invariant.
1456 2005-01-09 Richard Henderson <rth@redhat.com>
1458 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1459 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1460 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1461 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1462 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1463 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1464 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1465 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1466 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1467 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1468 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1469 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1470 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1471 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1472 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1473 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1474 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1475 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1476 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1477 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1478 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1479 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1480 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1482 (mmx_clrdi, pavgusb): Remove.
1483 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1484 with leading sse_ prefix.
1485 * config/i386/sse.md: Receive them.
1486 * config/i386/mmx.md: New file.
1487 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1488 (subrv2sf3): Turn into expander for normal subtraction.
1489 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1490 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1491 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1492 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1493 commutative; use ix86_binary_operator_ok.
1494 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1495 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1496 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1497 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1498 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1499 Macroize from existing patterns; use ix86_binary_operator_ok.
1500 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1501 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1502 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1503 with vec_select+vec_concat.
1504 (mmx_pshufw, mmx_pshufw_1): Likewise.
1505 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1506 (mmx_uavgv4hi3): Model correctly.
1507 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1508 _mm_xor_si64): Remove casts.
1510 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1512 PR tree-optimization/19224
1513 * tree-scalar-evolution.c (get_instantiated_value,
1514 set_instantiated_value): New functions.
1515 (instantiate_parameters_1): Cache the results.
1516 (instantiate_parameters, resolve_mixers): Initialize and free
1519 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1521 * config/i386/i386.md (addhi_4): Correct reference in comment.
1524 2005-01-08 Richard Henderson <rth@redhat.com>
1526 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1527 (_mm_cvtsi128_si64x): Likewise.
1528 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1529 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1530 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1531 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1532 * config/i386/i386-protos.h: Update.
1533 * config/i386/i386.c (print_operand): Add 'H'.
1534 (ix86_fixup_binary_operands): Split out from ...
1535 (ix86_expand_binary_operator): ... here.
1536 (ix86_fixup_binary_operands_no_copy): New.
1537 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1538 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1539 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1540 (safe_vector_operand): Use CONST0_RTX.
1541 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1542 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1543 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1544 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1546 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1547 (IX86_BUILTIN_CMPNGESS): New.
1548 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1549 (attr type): Add sselog1.
1550 (attr unit, attr memory): Handle it.
1551 (movti, movti_internal, movti_rex64): Move near other integer moves.
1552 (movtf, movtf_internal): Move near other fp moves.
1553 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1554 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1555 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1556 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1557 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1558 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1559 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1560 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1561 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1562 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1563 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1564 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1565 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1566 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1567 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1568 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1569 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1570 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1571 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1572 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1573 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1574 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1575 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1576 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1577 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1578 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1579 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1580 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1581 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1582 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1583 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1584 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1585 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1586 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1587 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1588 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1589 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1590 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1591 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1592 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1593 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1594 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1595 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1596 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1598 (SSEPUSH, push<SSEPUSH>): Remove.
1599 (MMXPUSH, push<MMXPUSH>): Remove.
1600 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1601 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1602 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1603 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1604 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1605 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1606 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1607 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1608 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1609 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1610 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1611 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1612 (ppro_sse_log_V4SF): Handle sselog1.
1613 * config/i386/predicates.md (const_0_to_1_operand): New.
1614 (const_0_to_255_mul_8_operand): New.
1615 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1616 (const_2_to_3_operand, const_4_to_7_operand): New.
1617 * config/i386/sse.md: New file.
1618 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1619 (sse_movups): Rename from sse_movups_1.
1620 (sse_loadlss): Rename from sse_loadss_1.
1621 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1623 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1624 (absv4sf2, negv2df, absv2df): New.
1625 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1626 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1627 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1628 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1629 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1630 (sse3_addsubv4sf3): Model correctly.
1631 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1632 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1633 (sse_movhlps): Model with vec_select+vec_concat.
1634 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1635 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1636 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1637 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1638 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1639 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1640 sse2_pshufhw_1): Likewise.
1641 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1642 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1643 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1644 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1645 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1646 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1647 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1648 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1649 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1650 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1651 sminv8hi3): Mark commutative
1652 operands. Use ix86_binary_operator_ok.
1653 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1654 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1655 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1656 sse2_punpcklqdq): Allow operand2 in memory.
1657 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1658 sse2_movsd): Add memory alternatives.
1659 (sse_storelps): Turn expander into an insn; split after reload.
1660 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1661 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1663 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1665 * configure.ac (DWARF-2 debug_line): Use objdump.
1666 * configure: Regenerate.
1668 2005-01-08 Jeff Law <law@redhat.com>
1669 Diego Novillo <dnovillo@redhat.com>
1671 PR tree-optimization/18241
1672 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1673 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1674 statements with volatile operands.
1675 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1676 operands after marking a statement with has_volatile_ops.
1678 2005-01-08 Roger Sayle <roger@eyesopen.com>
1680 * tree.c (int_fits_type_p): Always honor integer constant
1681 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1683 2005-01-08 Roger Sayle <roger@eyesopen.com>
1685 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1686 the latent bug in rtl_delete_block has been resolved.
1688 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1690 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1691 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1693 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1695 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1696 library as @multilib_dir@/$(SHLIB_SONAME).
1698 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1700 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1701 * configure: Regenerate.
1703 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1705 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1708 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1711 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1712 Convert non-word aligned offset address using ld/std into
1715 2005-01-07 Richard Henderson <rth@redhat.com>
1717 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1719 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1721 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1723 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1725 PR tree-optimization/19283
1726 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1727 is not shorter than the original type.
1729 PR rtl-optimization/19012
1730 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1732 PR rtl-optimization/18861
1733 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1734 (FULL_STATE): Define.
1735 (mark_tablejump_edge): New function.
1736 (purge_dead_tablejump_edges): New function.
1737 (find_bb_boundaries): Use it.
1739 PR tree-optimization/18828
1740 * builtins.c (expand_builtin_next_arg): Remove argument and all
1741 the argument checking.
1742 (expand_builtin): Adjust caller.
1743 (expand_builtin_va_start): Likewise. Remove error for too many
1745 (fold_builtin_next_arg): Issue error for too many arguments.
1746 After checking arguments, replace them with magic arguments that
1747 prevent further checking of the args.
1749 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1751 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1753 2005-01-06 Roger Sayle <roger@eyesopen.com>
1756 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1757 and %{.S:...} (and their negative variants) to test whether the
1758 input file is assembler or pre-processed-assembler independent of
1759 the actual filename extension.
1761 2005-01-06 Roger Sayle <roger@eyesopen.com>
1763 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1764 of sign or zero extended values.
1766 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1768 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1769 for IBM long double format correctly.
1771 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1773 Fix PR tree-optimization/18792
1775 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1776 to first_loop_depth, and use loop depth instead of loop number.
1777 (build_classic_dir_vector): Ditto.
1778 (compute_data_dependences_for_loop): Use depth, not loop number.
1779 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1780 number. Pass in loops, instead of loop numbers.
1781 (gather_interchange_stats): Ditto.
1782 (linear_transform_loops): Ditto.
1784 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1787 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1788 biv_fits_mode_p, extension_within_bounds_p): New functions.
1789 (check_ext_dependent_givs): Use them.
1791 2005-01-06 Roger Sayle <roger@eyesopen.com>
1793 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1794 more than one barrier, in which case we should delete them all.
1796 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1798 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1800 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1802 Fix PR middle-end/19286
1804 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1805 output this subprogram, simply ignore this attempt to do it again.
1806 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1807 origin attribute if it's not possible.
1808 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1809 (decls_for_scope): Ditto.
1810 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1811 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1813 2005-01-05 Richard Henderson <rth@redhat.com>
1816 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1817 (bdesc_2arg): Use it.
1818 (ix86_expand_binop_builtin): Force operands into registers
1820 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1821 ix86_expand_sse_compare, ix86_expand_sse_comi,
1822 ix86_expand_builtin): Likewise.
1824 2005-01-05 Richard Henderson <rth@redhat.com>
1826 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1828 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1829 (mulv4hi3): Set itanium_class mmmul.
1830 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1831 (fpack): Rename from fpack_sfsf.
1833 2005-01-05 Richard Henderson <rth@redhat.com>
1836 * reload1.c (do_input_reload): Restrict the optimization deleteing
1837 a previous output reload to RELOAD_FOR_INPUT.
1839 2005-01-05 Steven Bosscher <stevenb@suse.de>
1841 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1842 comment that we fall through after case.
1843 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1844 (distribute_links): Likewise.
1845 * cse.c (cse_insn): Likewise.
1846 * cselib.c (cselib_invalidate_mem): Likewise.
1847 * df.c: Update comments at the top of the file.
1848 (read_modify_subreg_p): Update comments here too.
1849 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1850 * flow.c (mark_set_1): Likewise.
1851 (mark_used_regs): Likewise.
1852 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1853 (canon_list_insert): Likewise.
1854 (mark_set): Likewise.
1855 (try_replace_reg): Likewise.
1856 (store_killed_in_insn): Likewise.
1857 * loop.c (count_one_set): Likewise.
1858 (basic_induction_var): Likewise.
1859 * postreload-gcse.c (find_mem_conflicts): Likewise.
1860 * postreload.c (reload_combine_note_store): Likewise.
1861 (move2add_note_store): Likewise.
1862 * reload.c (find_equiv_reg): Likewise.
1863 (mark_referenced_resources): Likewise.
1864 * rtlanal.c (set_noop_p): Likewise.
1865 (note_stores): Likewise.
1866 (note_uses): Likewise.
1867 * sched-deps.c (sched_analyze_1): Likewise.
1868 * sched-rgn.c (check_live_1): Likewise.
1869 (update_live_1): Likewise.
1870 * config/i860/i860.c: Likewise.
1872 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1874 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1876 * doc/rtl.texi: Update documentation for bit-fields and SET.
1878 2005-01-05 Roger Sayle <roger@eyesopen.com>
1880 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1882 2005-01-05 Jan Hubicka <jh@suse.cz>
1883 Richard Henderson <rth@redhat.com>
1886 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1889 2005-01-05 Richard Henderson <rth@redhat.com>
1892 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1893 (sse_shufps): Change operand 3 to const_int_operand.
1894 (sse2_storelps): Fix typo in template.
1895 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1896 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1897 (ix86_expand_builtin): Likewise.
1899 2005-01-05 Julian Brown <julian@codesourcery.com>
1901 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1902 as aggregates for AAPCS ABIs.
1904 2005-01-05 Stan Shebs <shebs@apple.com>
1906 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1907 Mach-O getters if ppc64.
1908 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1910 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1911 signed four-byte field for global code case.
1912 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1914 2005-01-05 Roger Sayle <roger@eyesopen.com>
1917 * c-common.c: Include real.h.
1918 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1919 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1920 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1921 * Makefile.in (c-common.o): Update dependencies.
1923 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1925 * c-parse.in (asm_string): Add trailing semicolon.
1927 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1929 * c-parse.in (asm_string): New. Don't allow wide strings in
1931 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1932 asm_string instead of STRING.
1934 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1936 * c-typeck.c (constructor_no_implicit): Remove.
1937 (set_designator, process_init_element): Don't check
1938 constructor_no_implicit.
1940 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1941 Kaz Kojima <kkojima@gcc.gnu.org>
1944 * lcm.c (create_pre_exit): New.
1945 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1946 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1948 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1950 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1951 -msoft-float in target_float_switch.
1952 * arm.c (arm_override_options): Fix processing of target_float_switch.
1954 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1956 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1959 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1961 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1962 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1964 2005-01-04 Roger Sayle <roger@eyesopen.com>
1966 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1967 if deleting the then-block allows the test-block to fallthru to the
1970 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1973 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1974 after the full declaration if the are in two different TUs.
1976 2005-01-04 Richard Henderson <rth@redhat.com>
1979 * tree-sra.c (generate_one_element_init): Just
1980 call gimplify_and_add.
1981 (generate_element_init): Record the
1982 new referenced variables and mark them for renaming
1983 and split out to ...
1984 (generate_element_init_1): This.
1985 (scalarize_init): Don't call push_gimplify_context/
1986 pop_gimplify_context.
1988 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1990 * toplev.c (get_src_pwd): Handle failure of getpwd().
1992 2005-01-04 Roger Sayle <roger@eyesopen.com>
1994 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1996 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1997 all the cases handled by it are inverted by invert_truthvalue.
1999 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2001 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2002 (save_register_windowsi): Likewise.
2004 2005-01-04 Richard Henderson <rth@redhat.com>
2006 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2008 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2011 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2012 any simplifications of vector mode comparison operators.
2013 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2015 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2016 Devang Patel <dpatel@apple.com>
2018 PR tree-optimization/18308
2019 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2020 the operands before creating a new expression.
2021 * dojump.c (do_jump): Make drop_through_label available
2022 for all cases. Add expansion of COND_EXPR.
2024 2005-01-04 Ira Rosen <irar@il.ibm.com>
2026 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2027 INTEGER_CST instead of TREE_CONSTANT.
2028 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2029 instead of TREE_CONSTANT.
2030 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2031 instead of TREE_CONSTANT.
2033 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2035 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2037 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2040 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2041 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2043 2005-01-03 Richard Henderson <rth@redhat.com>
2045 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2046 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2047 fold_convert_const_real_from_real): Split out from ...
2048 (fold_convert_const): ... here.
2050 2005-01-03 Richard Henderson <rth@redhat.com>
2053 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2054 (mov<MMXMODEI>_internal): Likewise.
2055 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2056 Add V2SF case; use it for SSE1; don't use TI.
2057 (movdf_integer): Likewise.
2058 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2060 2005-01-03 Ira Rosen <irar@il.ibm.com>
2062 * tree-vectorizer.c (vect_strip_conversions): New function.
2063 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2064 check for binary class.
2066 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2070 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2072 * gimple-low.c (mark_blocks_with_used_vars): New function.
2073 (mark_blocks_with_used_subblocks): Ditto.
2074 (mark_used_blocks): Ditto.
2075 (pass_mark_used_blocks): New pass.
2076 * tree-inline.c: Include debug.h.
2077 (expand_call_inline): Call outlining_inline_function here.
2078 * tree-optimize.c (init_tree_optimization_passes): Add
2079 pass_mark_used_blocks.
2080 * tree-pass.h (pass_mark_used_blocks): New.
2081 * Makefile.in (tree-inline.o): Add debug.h dependency.
2083 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2085 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2086 VAR_DECLs to have weak_import attribute.
2088 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2091 2004-01-03 Steven Bosscher <stevenb@suse.de>
2093 * passes.c (rest_of_compilation): Don't run regmove if only
2094 flag_expensive_optimizations, require flag_regmove instead.
2096 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2098 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2100 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2101 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2102 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2103 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2105 2005-01-03 Richard Henderson <rth@redhat.com>
2107 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2108 (ia64_const_ok_for_letter_p): New.
2109 (ia64_const_double_ok_for_letter_p): New.
2110 (ia64_extra_constraint): New.
2111 (ia64_expand_vecint_compare): New.
2112 (ia64_expand_vcondu_v2si): New.
2113 (ia64_expand_vecint_cmov): New.
2114 (ia64_expand_vecint_minmax): New.
2115 (ia64_print_operand): Add 'v'.
2116 (ia64_preferred_reload_class): New.
2117 (ia64_vector_mode_supported_p): New.
2118 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2119 (PREFERRED_RELOAD_CLASS): Move to function.
2120 (CONST_OK_FOR_LETTER_P): Move to function.
2121 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2122 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2123 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2124 (EXTRA_CONSTRAINT): Move to function.
2125 * config/ia64/ia64.md: Include vect.md.
2126 (itanium_class): Add mmalua.
2128 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2130 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2131 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2133 (const_int_2bit_operand): New.
2134 (fr_reg_or_0_operand): New.
2135 * config/ia64/ia64-modes.def: Add vector modes.
2136 * config/ia64/ia64-protos.h: Update.
2137 * config/ia64/vect.md: New file.
2139 2005-01-03 Richard Henderson <rth@redhat.com>
2141 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2143 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2146 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2148 (log1pdf2): Change mode of operands[0,1] to DFmode.
2150 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2152 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2153 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2154 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2155 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2156 SPARC_RELAXED_ORDERING.
2158 2005-01-03 Richard Henderson <rth@redhat.com>
2159 Uros Bizjak <uros@kss-loka.si>
2162 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2163 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2164 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2166 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2167 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2168 const_pow2_1_to_128_operand): New predicates.
2170 2005-01-02 Greg McGary <greg@mcgary.org>
2172 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2174 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2175 object. [ptr_type]: Remove unused variable.
2176 Remember nearest addressable array-element or record-component
2177 when checking bitfield components. Tolerate empty BIND_EXPR.
2179 2005-01-01 Richard Henderson <rth@redhat.com>
2181 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2182 that don't narrow the value. Fail for other conversions.
2184 2005-01-01 Richard Henderson <rth@redhat.com>
2187 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2188 * c-lang.c (finish_file): Don't do it here.
2189 * objc/objc-act.c (objc_finish_file): Likewise.
2191 * cgraph.c (decl_assembler_name_equal): New.
2192 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2193 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2194 * cgraph.h (struct cgraph_varpool_node): Add next.
2195 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2196 * varasm.c (assemble_alias): Mark the target as needed.
2198 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2201 * function.c (get_arg_pointer_save_area): Use entry_of_function
2202 instead of get_insns.
2204 2005-01-01 Roger Sayle <roger@eyesopen.com>
2205 Andrew Pinski <pinskia@physics.uc.edu>
2206 James E. Wilson <wilson@specifixinc.com>
2208 PR rtl-optimization/12092
2209 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2212 2005-01-01 Roger Sayle <roger@eyesopen.com>
2213 Olivier Hainque <hainque@act-europe.fr>
2215 * tree.c (int_fits_type_p): A narrower type always fits in a
2216 wider one, except for negative values into unsigned types.
2218 2005-01-01 Roger Sayle <roger@eyesopen.com>
2220 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2221 with the original constant rather than require TREE_OVERFLOW.
2223 2005-01-01 Steven Bosscher <stevenb@suse.de>
2226 * c-decl.c (finish_function): If compiling C99, annotate the
2227 compiler generated return with the current file name and line 0.
2228 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2229 the source line is greater than 0.
2230 (remove_bb): Likewise.
2232 See ChangeLog.12 for earlier changes.