1 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
3 * cse.c (max_reg, max_insn_uid): Remove.
4 (cse_main): Don't access max_reg or max_insn_uid.
6 2005-01-23 Roger Sayle <roger@eyesopen.com>
7 Eric Botcazou <ebotcazou@libertysurf.fr>
9 * combine.c (simplify_logical): Only simplify logical expressions
10 of the form ior(and(x,y),z) by the inverse distributive law if the
11 result is cheaper than the original.
13 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
15 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
16 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
17 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19 config/freebsd-spec.h, config/arm/arm.h,
20 config/h8300/h8300.md, config/i386/i386.md,
21 config/i386/predicates.md, config/i386/sse.md,
22 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
23 config/vax/vax.md: Fix comment typos. Follow spelling
26 2005-01-23 Steven Bosscher <stevenb@suse.de>
28 * gengtype.c (walk_type): Produce `not equal to' compares for loop
29 tests, instead of `less than'.
31 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
33 * function.c (assign_parm_setup_block): When creating a new stack slot
34 for a parameter, get its alignment from the parameter's DECL_ALIGN
35 rather than the type's TYPE_ALIGN. Make sure that the parameter
36 is at least word aligned.
38 2005-01-22 Roger Sayle <roger@eyesopen.com>
41 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
43 2005-01-22 Richard Henderson <rth@redhat.com>
46 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
47 in both compare operands.
48 (movdfcc_1_sse_max): Likewise.
49 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
50 (movdfcc_1_sse): Likewise.
51 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
52 scratch register as needed.
54 2005-01-22 Richard Henderson <rth@redhat.com>
56 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
58 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
60 2005-01-22 Richard Henderson <rth@redhat.com>
62 * genopinit.c (optabs): Use smin/smax for floating point too.
63 * doc/md.texi: Update to match. Clarify that floating point
64 results are undefined for +0/-0 and NaN.
65 * doc/rtl.texi: Likewise.
66 * rtl.def (SMIN, SMAX): Likewise
67 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
69 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
70 leading 's' to the name.
71 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
72 smaxxf3, sminxf3): Likewise.
73 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
76 2005-01-22 Paul Brook <paul@codesourcery.com>
78 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
80 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
82 * config/s390/s390.c (struct processor_costs): New fields
83 dlgr, dlr, dr, dsgfr, dsgr.
84 (z900_cost, z990_cost): Values for new fields.
85 (s390_rtx_costs): New cases MEM und COMPARE in switch
86 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
89 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
91 * config/s390/s390.md ("doloop_si64"): Reload input value directly
92 into the register being decremented.
93 ("doloop_si31", "doloop_di"): Likewise.
94 ("*doloop_si_long"): Adapt pattern.
96 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
98 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
100 (CLASS_MAX_NREGS): Likewise.
102 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
104 * doc/tree-ssa.texi (Statement Operands): Add example for new
105 must-def macro. Note deprecation of old operands interface.
107 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
109 PR tree-optimization/19484
110 * tree-cfg.c (remove_fallthru_edge): New function.
111 (cleanup_control_flow): Remove fallthru edges from calls that are
112 now known not to return.
114 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
116 Fix PR tree-optimization/19038
117 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
118 copies with loop variant ones.
120 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
122 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
123 config/alpha/alpha-protos.h, config/alpha/alpha.h,
124 config/alpha/alpha.md, config/alpha/predicates.md,
125 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
126 config/sparc/sol2.h: Update copyright.
128 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
129 first label to see if it is a nonlocal label.
131 2005-01-22 David Edelsohn <edelsohn@gnu.org>
132 Andrew Pinski <pinskia@physics.uc.edu>
135 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
136 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
138 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
140 * config/rs6000/rtems.h: Update copyright.
142 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
145 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
146 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
147 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
149 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
152 * c-typeck.c (convert_arguments): Check for error_mark_node.
154 2005-01-21 Ian Lance Taylor <ian@airs.com>
156 PR tree-optimization/13000
157 * tree-inline.c: Include "tree-flow.h".
158 (expand_call_inline): If warn_return_type, warn if non-void inline
159 function falls through.
160 * tree-cfg.c (execute_warn_function_return): Don't warn about
161 control reaching end if TREE_NO_WARNING is set. Set
163 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
165 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
166 branch if we don't need one.
167 * c-typeck.c: Include "tree-flow.h"
168 (c_finish_bc_stmt): Don't add a goto if the current statement
169 list doesn't fall through to the current point.
171 2005-01-21 Roger Sayle <roger@eyesopen.com>
173 PR rtl-optimization/576
174 * real.c (real_arithmetic): Change return type from void to bool
175 to return an indication that the result may be inexact.
176 * real.h (real_arithmeric): Update prototype.
177 * fold-const.c (const_binop): Don't constant fold floating
178 point expressions when the user specifies -frounding-math and
179 the result may depend upon the run-time rounding mode.
180 (fold_convert_const_real_from_real): Clean-up.
181 (fold_initializer): Ignore flag_rounding_math for initializers.
182 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
183 constant fold FP operations with flag_rounding_math if the
184 result may depend upon the run-time rounding mode.
186 2005-01-21 Tom Tromey <tromey@redhat.com>
188 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
190 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
192 * tree-cfg.c: Fix comment typos.
194 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
196 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
197 around the call to rest_of_handle_branch_target_load_optimize.
199 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
201 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
202 (sparc64-*-openbsd*): Likewise.
203 (sparclite-*-elf*): Include tm-dwarf2.h.
204 (sparc86x-*-elf*): Likewise.
205 (sparc64-*-elf*): Likewise.
206 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
207 (DBX_DEBUGGING_INFO): Likewise.
208 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
209 (PREFERRED_DEBUGGING_TYPE): Likewise.
210 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
211 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
212 (PREFERRED_DEBUGGING_TYPE): Likewise.
213 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
214 (PREFERRED_DEBUGGING_TYPE): Likewise.
215 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
217 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
220 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
222 2005-01-20 Paul Brook <paul@codesourcery.com>
224 * doc/rtl.texi: Document value extension requirements for CONST_INT.
226 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
228 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
229 label is first in a sequence of labels.
231 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
233 2005-01-20 Janis Johnson <janis187@us.ibm.com>
234 Giovanni Bajo <giovannibajo@gcc.gnu.org>
236 * doc/sourcebuild.texi (Test Directives): New.
238 2005-01-20 Roger Sayle <roger@eyesopen.com>
240 * real.c (real_floor): Don't leave the result uninitialized when
241 mode is VOIDMode, but return the unrounded intermediate value.
242 (real_ceil): Likewise.
244 2005-01-20 Paul Brook <paul@codesourcery.com>
246 * config/arm/arm.md (insv): Use gen_int_mode.
248 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
250 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
251 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
252 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
253 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
254 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
256 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
259 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
260 fbreg, so we have to assume we can't.
261 (loc_descriptor_from_tree_1): Ditto.
262 (containing_function_has_frame_base): New function.
263 (add_location_or_const_value_attribute): Use it.
264 Also try to generate a frame_base from a single element location
267 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
269 PR tree-optimization/15349
270 * timevar.def (TV_TREE_MERGE_PHI): New.
271 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
273 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
274 calls to tree_forwarder_block_p.
275 (remove_forwarder_block_with_phi, merge_phi_nodes,
276 gate_merge_phi, pass_merge_phi): New.
277 * tree-optimize.c (init_tree_optimization_passes): Add
279 * tree-pass.h: Add an extern for pass_merge_phi;
281 2005-01-20 Richard Henderson <rth@redhat.com>
284 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
285 (_mm_castps_pd, _mm_castps_si128): New.
286 (_mm_castsi128_ps, _mm_castsi128_pd): New.
288 2005-01-20 Richard Henderson <rth@redhat.com>
291 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
292 __builtin_ia32_vec_init_v2si.
293 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
294 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
295 (ix86_init_mmx_sse_builtins): Create it.
296 (ix86_expand_builtin): Expand it.
297 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
298 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
299 (vec_extractv2si_0, vec_extractv2si_1): New.
301 2005-01-20 Richard Henderson <rth@redhat.com>
304 * config/i386/i386.c (ix86_expand_push): New.
305 * config/i386/mmx.md (push<MMXMODE>1): New.
306 * config/i386/sse.md (push<SSEMODE>1): New.
307 * config/i386/i386-protos.h: Update.
309 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
311 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
314 2005-01-20 Richard Henderson <rth@redhat.com>
316 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
317 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
319 2005-01-19 Richard Henderson <rth@redhat.com>
322 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
323 to V4SFmode in SSE1 fallback load path.
325 2005-01-19 Richard Henderson <rth@redhat.com>
327 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
328 in QImode expansion to ix86_expand_vector_set.
329 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
331 2005-01-19 Richard Henderson <rth@redhat.com>
334 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
335 subclass of the input class.
336 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
337 Always true for cross-SSE1 classes. Rationalize conditionals.
338 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
339 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
340 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
341 (movdi_2): Add MMX/SSE zeros.
342 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
343 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
344 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
345 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
346 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
347 (zero_extendsidi2_rex64_1): Remove.
348 (MOV0 peephole): Check GENERAL_REG_P.
350 2005-01-19 Richard Henderson <rth@redhat.com>
353 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
355 (ix86_expand_vector_extract): Likewise.
357 2005-01-19 Richard Henderson <rth@redhat.com>
360 * expr.c (emit_move_change_mode): New argument force; use
361 simplify_gen_subreg if true.
362 (emit_move_via_alt_mode): Merge into ...
363 (emit_move_via_integer): ... here.
364 (emit_move_ccmode): Use emit_move_change_mode directly.
366 2005-01-19 Richard Henderson <rth@redhat.com>
369 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
370 (alpha_preferred_reload_class): Handle CONST_VECTOR.
371 (alpha_emit_set_const_1): Add no_output parameter; don't emit
373 (alpha_emit_set_const): Likewise. Make static.
374 (alpha_emit_set_long_const): Make static.
375 (alpha_extract_integer): Split out from alpha_expand_mov.
376 (alpha_split_const_mov): Likewise.
377 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
378 (alpha_legitimate_constant_p): New.
379 * config/alpha/alpha-protos.h: Update.
380 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
381 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
382 * config/alpha/alpha.md (movsi): Add n alternative.
383 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
384 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
385 (splitters for all of the above): Use alpha_split_const_mov.
386 * config/alpha/predicates.md (non_add_const_operand): New.
387 (non_zero_const_operand): New.
388 (input_operand): Use alpha_legitimate_constant_p after reload.
390 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
392 PR tree-optimization/19038
393 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
394 (add_candidate): Add ivs with increment in latch only if
395 allow_ip_end_pos_p is true.
396 (determine_iv_cost): Use empty_block_p.
398 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
400 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
401 (compute_dominance_frontiers): Ditto.
403 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
406 * config/sh/t-rtems: New.
407 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
409 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
411 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
412 the offset of the selected field.
414 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
416 * tree-cfg.c (remove_forwarder_block): Fix the check to
417 prevent a nonlocal label from appearing in the middle of a
420 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
422 PR rtl-optimization/19462
423 * reorg.c (find_end_label): Create return insn only if
424 current_function_epilogue_delay_list is empty.
426 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
428 * doc/passes.texi: Remove paragraph mentioning new-ra.
430 2005-01-19 Jakub Jelinek <jakub@redhat.com>
432 PR rtl-optimization/15139
433 * combine.c: Include params.h.
434 (count_rtxs): New function.
435 (record_value_for_reg): If replace_rtx would replace at least
436 2 occurrences of REG in VALUE and TEM is really large, replace REG with
437 (clobber (const_int 0)) instead of TEM.
438 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
439 * params.h (MAX_LAST_VALUE_RTL): New.
440 * Makefile.in (combine.o): Depend on $(PARAMS_H).
441 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
444 * c-typeck.c (digest_init): Only call build_vector if all constructor
445 elements are *_CST nodes.
446 * gimplify.c (gimplify_init_constructor): Likewise.
449 * c-typeck.c (digest_init): Only call build_vector if inside_init
452 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
454 * toplev.c (init_asm_output): Remove dead #ifdef.
456 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
458 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
460 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
462 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
463 accessing DECL_FUNCTION_CODE.
464 * dojump.c (do_jump): Likewise.
465 * gimplify.c (gimplify_call_expr): Likewise.
466 * predict.c (expr_expected_value): Likewise.
467 (strip_builtin_expect): Likewise.
468 * tree-inline.c (estimate_num_insns_1): Likewise.
469 * tree-ssa-loop-im.c (stmt_cost): Likewise
470 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
471 (tree_expr_nonnegative_p): Likewise.
473 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
475 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
476 variant of the load_pcrel_sym pattern.
477 * config/sparc/sparc.md (P macro): Move to the top.
478 (load_pcrel_sym): Macroize using P.
479 (save_register_window): Likewise.
481 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
483 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
486 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
489 * c-typeck.c (build_asm_expr): Strip nops off
490 input memory operands.
492 2005-01-18 David Edelsohn <edelsohn@gnu.org>
494 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
495 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
496 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
497 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
499 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
502 * config/i386/i386.c (override_options): If the 80387 is disabled,
503 then do not return FP values using FP registers.
505 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
507 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
508 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
509 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
510 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
511 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
512 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
513 output.h, postreload-gcse.c, postreload.c, recog.c,
514 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
515 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
516 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
517 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
518 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
519 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
520 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
521 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
523 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
524 config/alpha/alpha.c, config/arm/vfp.md,
525 config/i386/emmintrin.h, config/i386/i386-modes.def,
526 config/i386/i386-protos.h, config/i386/i386.h,
527 config/i386/pmmintrin.h, config/i386/ppro.md,
528 config/i386/predicates.md, config/i386/xmmintrin.h,
529 config/i860/i860.c, config/ia64/ia64-modes.def,
530 config/ia64/ia64-protos.h, config/ia64/ia64.h,
531 config/ia64/ia64.md, config/ia64/itanium1.md,
532 config/ia64/itanium2.md, config/ia64/predicates.md,
533 config/iq2000/iq2000.h, config/mips/linux64.h,
534 config/rs6000/aix41.h, config/rs6000/aix43.h,
535 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
536 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
537 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
538 config/sparc/linux64.h, config/sparc/litecoff.h,
539 config/sparc/sp64-elf.h, config/sparc/sparc.c,
540 config/sparc/sparc.h, config/sparc/sparc.md,
541 config/sparc/sysv4-only.h: Update copyright.
543 2005-01-18 Richard Henderson <rth@redhat.com>
546 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
548 2005-01-18 Marc Espie <espie@openbsd.org>
549 * config/i386/openbsdelf.h: Typo.
551 2005-01-18 Richard Henderson <rth@redhat.com>
553 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
554 special case for sse.
555 * config/i386/predicates.md (sse_comparison_operator): Likewise.
557 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
559 * tree-inline.c (estimate_num_insns_1): Added cases for
560 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
562 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
564 PR rtl-optimization/19296
565 * combine.c (simplify_comparison): Rewrite the condition under
566 which a non-paradoxical SUBREG of a PLUS can be lifted when
567 compared against a constant.
569 2005-01-18 Andi Kleen <ak@muc.de>
571 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
572 * c.opt (-Wpointer-sign): Add.
573 * doc/invoke.texi: (-Wpointer-sign): Add.
575 2005-01-18 Uros Bizjak <uros@kss-loka.si>
577 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
578 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
579 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
580 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
581 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
582 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
583 for TARGET_MIX_SSE_I387.
584 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
585 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
586 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
587 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
588 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
589 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
591 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
594 2005-01-18 Uros Bizjak <uros@kss-loka.si>
597 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
598 Add movaps alternative for xmm reg->reg move.
600 2005-01-17 Jeff Law <law@redhat.com>
602 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
603 at the end of the main DOM loop rather than just before DOM exits.
605 2005-01-17 Diego Novillo <dnovillo@redhat.com>
607 PR tree-optimization/19121
608 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
609 adding aliases to a name tag, also add them to the pointer's
611 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
612 sensitive alias info at all. Only check that the two pointers
613 have compatible pointed-to sets.
614 * tree-ssa.c (verify_name_tags): Verify that the alias set of
615 a pointer's type tag is a superset of the alias set of the
618 2005-01-17 James E Wilson <wilson@specifixinc.com>
621 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
622 comment to document why.
624 2005-01-17 Richard Henderson <rth@redhat.com>
626 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
627 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
628 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
629 sse2_vmsminv2df3_finite): New.
630 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
631 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
632 Force op1 into register.
634 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
636 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
637 bubblestrap from always rebuilding build directory.
639 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
641 * config/s390/s390.md ("*clc"): Remove incorrect '='.
642 ("*cmpmem_short"): Likewise.
644 2005-01-17 Steven Bosscher <stevenb@suse.de>
646 * basic-block.h: Document BB_* flags.
647 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
648 use an sbitmap instead.
649 * sched-rgn.c (compute_trg_info): Likewise.
651 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
653 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
654 redundant target_cpu_default and extra_parts lines. Use the default
656 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
657 (SUBTARGET_EXTRA_SPECS): Delete.
658 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
659 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
660 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
661 and "n32" for -mabi=n32.
663 2005-01-17 Ian Lance Taylor <ian@airs.com>
666 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
667 fold constant variables into initial values.
669 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
671 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
673 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
674 through the statements backward.
676 2005-01-17 Ian Lance Taylor <ian@airs.com>
679 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
680 a variable set to the return value of the inlined function.
682 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
684 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
685 when modes are tieable.
687 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
689 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
690 of pthread_create to find out if threads are enabled.
691 * gthr-posix95.h (__gthread_active_p): Likewise.
693 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
695 * common.opt (-fnew-ra): Remove.
697 * toplev.h (flag_new_regalloc): Remove.
698 * Makefile.in (ra*.*): Don't mention.
699 * passes.c (rest_of_handle_new_regalloc): Remove.
700 (rest_of_handle_combine, rest_of_compilation): Always consider
701 flag_new_regalloc as false.
702 * doc/invoke.texi: Don't document -fnew-ra.
704 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
706 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
707 last parameter to reg_scan.
708 * loop.c (loop_optimize): Likewise.
709 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
710 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
711 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
712 rest_of_handle_gcse, rest_of_handle_loop_optimize,
713 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
714 * regclass.c (reg_scan): Likewise, for the declaration.
715 * rtl.h (reg_scan): Likewise, for the prototype.
717 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
719 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
722 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
724 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
725 (compute_avail): Uses don't go in tmp_gen.
727 2005-01-16 Steven Bosscher <stevenb@suse.de>
729 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
730 loop to look for a free slot in a page entry.
732 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
735 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
736 * toplev.c (compile_file): Call process_pending_assemble_output_defs
737 just before targetm.asm_out.file_end.
738 * tree.h (process_pending_assemble_output_defs): Declare.
739 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
741 (assemble_alias): Defer generation of assembly code for defines when
742 TARGET_DEFERRED_OUTPUT_DEFS is true.
743 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
744 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
745 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
747 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
750 * pa.c (pa_scalar_mode_supported_p): New function.
751 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
752 * pa.h (MIN_UNITS_PER_WORD): Add comment.
754 * pa-protos.h (prefetch_operand): Delete.
755 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
756 * pa.c (prefetch_operand): Delete.
757 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
758 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
759 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
760 and prefetch_nocc_operand.
761 * pa.md (prefetch): Rework to avoid reload problems handling short
762 displacements when a cache control completer needs to be provided.
763 (prefetch_32, prefetch_64): Delete.
764 (prefetch_cc, prefetch_nocc): New patterns.
766 2005-01-15 David Edelsohn <edelsohn@gnu.org>
768 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
770 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
773 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
774 exceeds maximum alignment for global common data.
775 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
776 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
778 2004-01-15 Roger Sayle <roger@eyesopen.com>
780 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
782 2004-01-15 Roger Sayle <roger@eyesopen.com>
784 * harg-reg-set.h (reg_class_names): Prototype global array.
785 * regclass.c (reg_class_names): Declare here and initialize to
787 (dump_regclass): Remove local declaration of reg_class_names.
788 (regclass): Likewise.
789 * cfg.c (dump_flow_info): Likewise.
790 * ra-debug.c (reg_class_names): Likewise.
791 * regrename.c (reg_class_names): Likewise.
792 * reload.c (reg_class_names): Likewise.
793 * reload1.c (spill_failure): Likewise.
794 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
796 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
798 * config/s390/s390.md ("reload_outti"): Remove predicate for
799 output operand. Abort if operand is not a MEM.
800 ("reload_outdi", "reload_outdf"): Likewise.
802 2005-01-15 Marc Espie <espie@openbsd.org>
804 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
805 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
806 * config/openbsd.h: Fix C++ includes for native configurations.
807 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
808 Add trampoline support.
809 * config/i386/openbsdelf.h: New.
811 2005-01-15 Marc Espie <espie@openbsd.org>
813 * collect2.c (main): Explicitly parse -dynamic-linker option.
815 2005-01-15 Jakub Jelinek <jakub@redhat.com>
817 PR tree-optimization/19060
818 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
819 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
820 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
821 and handle extract_range_from_cond returning false.
822 * fold-const.c (fold): Optimize comparisons with min/max even for
823 width > HOST_BITS_PER_WIDE_INT.
825 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
827 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
828 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
829 Remove little endian multilib variants.
830 Add mips32 multilib variant.
832 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
834 * explow.c (copy_all_reg, stabilize): Remove.
835 * expr.h: Remove the corresponding prototypes.
837 * rtlanal.c (regs_set_between_p): Remove.
838 * rtl.h: Remove the corresponding prototype.
840 2005-01-14 David Edelsohn <edelsohn@gnu.org>
842 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
843 to rs6000_nonimmediate_operand.
844 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
845 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
846 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
847 rs6000_nonimmediate_operand.
848 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
849 rs6000_nonimmediate_operand.
851 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
853 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
855 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
857 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
859 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
860 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
862 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
863 (rs6k_nonimmediate_operand): New.
864 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
866 (legitimate_lo_sum_address_p): Same.
867 (rs6000_legitimize_address): Same.
868 (rs6000_legitimize_reload_address): Same.
869 (rs6000_legitimate_address): Same.
870 (spe_build_register_parallel): Pass DF and DC modes in a DI
873 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
874 to rs6k_nonimmediate_operand.
876 * config/rs6000/spe.md ("*frob_df_di"): New.
877 ("*frob_di_df"): New.
878 ("*frob_di_df_2"): New.
879 ("*mov_sidf_e500_subreg0"): New.
880 ("*mov_sidf_e500_subreg4"): New.
881 ("*movdf_e500_double"): Change predicate to
882 rs6k_nonimmediate_operand.
884 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
886 * postreload.c (move2add_note_store): Only call
887 trunc_int_for_mode on scalar integers.
889 2005-01-14 Steven Bosscher <stevenb@suse.de>
891 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
892 replace BB_VISITED uses.
893 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
894 (propagate_necessity): Check the bitmap instead of BB_VISITED.
895 (tree_dce_done): Free visited_control_parents.
896 (perform_tree_ssa_dce): Allocate and clear it.
897 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
898 (compute_antic): Iterate from here using a DFS. Use an sbitmap
899 instead of BB_VISITED.
901 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
903 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
904 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
905 Remove unused prototypes.
907 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
909 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
910 64-bit register usage.
911 (spe_func_has_64bit_regs_p): Add FIXME note.
913 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
915 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
916 flag_finite_math_only with flag_unsafe_math_optimizations.
918 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
920 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
922 (__tpf_eh_return): Copy TPF private stack area from the module
923 boundary stack frame. Add check for when module addresses are
924 equal, but no stub address is found.
926 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
929 * arm.h (struct machine_function): Add call_via field.
930 (thumb_call_via_label): Declare.
931 * arm.c (thumb_call_via_label): New variable.
932 (thumb_call_reg_needed): New variable.
933 (arm_output_function_epilogue): For Thumb code, output any per-function
934 call-indirect trampolines.
935 (thumb_call_via_reg): New function.
936 (arm_file_end): New function.
937 (TARGET_ASM_FILE_END): Call arm_file_end.
938 (aof_file_end): Likewise.
939 * arm-protos.h (thumb_call_via_reg): Declare.
940 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
941 thumb_call_via_reg in normal case.
943 2005-01-14 Jakub Jelinek <jakub@redhat.com>
946 PR rtl-optimization/19348
947 * recog.c (peephole2_optimize): Do global life update if some peephole
948 decides it doesn't need at least one of its inputs and that change
949 influences liveness at the start of the basic block.
951 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
952 arguments instead of 1.
954 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
957 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
958 zero for nested functions needing a static chain or functions
959 with a non-constant address.
961 2005-01-13 Roger Sayle <roger@eyesopen.com>
963 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
964 (and (sign_extend X) C) into (zero_extend (and X C)).
966 2005-01-13 David O'Brien <obrien@FreeBSD.org>
968 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
970 2005-01-13 Richard Henderson <rth@redhat.com>
975 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
976 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
978 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
979 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
980 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
981 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
982 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
983 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
984 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
985 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
986 (movdicc_c_rex64): Rename with '*'.
987 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
988 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
989 (movsfcc_1_387): Rename from movsfcc_1.
990 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
991 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
992 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
993 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
994 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
995 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
996 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
997 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
998 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
999 sse_movdfcc_const0_4): Remove.
1000 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1001 recognize min/max early. Update for changed sse cmove patterns.
1002 (ix86_split_sse_movcc): New.
1003 * config/i386/i386-protos.h: Update.
1005 2005-01-13 Steven Bosscher <stevenb@suse.de>
1007 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1008 (fix_stmt_v_may_defs): Likewise.
1010 2005-01-13 Richard Henderson <rth@redhat.com>
1012 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1013 for converting the mask.
1015 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1017 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1020 2005-01-13 Richard Henderson <rth@redhat.com>
1022 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1023 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1024 IX86_BUILTIN_MOVDQ2Q): Remove.
1025 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1026 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1027 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1029 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1030 (sse2_pextrw): Fix immediate constraint.
1031 (sse2_loadq, sse2_loadq_rex64): Remove.
1032 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1033 Use __builtin_ia32_vec_ext_<size>.
1034 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1036 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1038 * function.c (assign_parm_setup_block): Look inside original
1039 entry_parm when inspecting PARALLEL.
1041 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1042 Joel Sherrill <joel@oarcorp.com>
1045 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1046 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1047 rtems_gxx_recursive_mutex_init.
1048 (__gthread_recursive_mutex_lock): New function.
1049 (__gthread_recursive_mutex_trylock): Likewise.
1050 (__gthread_recursive_mutex_unlock): Likewise.
1052 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1054 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1056 2005-01-13 Jan Beulich <jbeulich@novell.com>
1058 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1059 (ashrti3_internal): Indicate output is early clobber. Generate result
1060 into output rather than first input. Use move for low word of output
1061 if shift count is exactly 64.
1062 (lshrti3_internal): Likewise.
1064 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1068 * reload1.c (delete_output_reload): Don't delete an output reload
1069 if the pseudo lives longer than a single basic block. Adjust and
1070 improve wording of comment.
1072 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1075 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1076 of TYPE_SIZE where we mean the number of bytes.
1078 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1080 * function.c (assign_parm_setup_block): Relax condition on
1081 multi-register optimization.
1083 2005-01-12 Nick Clifton <nickc@redhat.com>
1085 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1086 an "in_delay_slot" attribute of "no" to prevent them being used in
1087 delay slots. This is forbidden because they might generate
1090 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1093 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1096 2005-01-12 Nick Clifton <nickc@redhat.com>
1098 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1099 passed on to GAS) but do not define, as GAS no longer supports or
1100 needs the -m2000 option.
1102 2005-01-11 Roger Sayle <roger@eyesopen.com>
1104 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1105 type as args of unprototyped builtins aren't automatically promoted.
1106 (fold_builtin_abs): Likewise.
1108 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1110 * Makefile.in: Set a `build-warn' variable.
1112 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1114 PR tree-optimization/17949
1115 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1116 (find_interesting_uses_address): Use it.
1118 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1120 * regrename.c (kill_value): Handle subreg's that won't simplify.
1122 2005-01-11 Richard Henderson <rth@redhat.com>
1125 * config/i386/i386.h (enum ix86_builtins): Move ...
1126 * config/i386/i386.c: ... here.
1127 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1128 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1129 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1130 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1131 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1132 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1133 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1134 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1135 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1136 IX86_BUILTIN_LOADDDUP): Remove.
1137 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1138 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1139 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1140 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1141 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1142 (ix86_init_builtins): Make static.
1143 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1144 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1145 if all the modes match. Otherwise, fake it.
1146 (get_element_number, ix86_expand_vec_init_builtin,
1147 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1148 (ix86_expand_builtin): Make static. Update for changed builtins.
1149 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1150 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1151 (ix86_expand_vector_init_duplicate): New.
1152 (ix86_expand_vector_init_low_nonzero): New.
1153 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1154 Split out from ix86_expand_vector_init; handle integer modes.
1155 (ix86_expand_vector_init): Use them.
1156 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1157 * config/i386/i386-protos.h: Update.
1158 * config/i386/predicates.md (reg_or_0_operand): New.
1159 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1160 (movv2sf_internal): Likewise. And a splitter to match them all.
1161 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1162 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1163 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1164 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1165 (mmx_pinsrw): Fix operand ordering.
1166 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1167 rather than sse_loadss expander.
1168 (movv2df splitter): Similarly.
1169 (sse_loadss, sse_loadlss): Remove.
1170 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1171 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1172 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1173 (sse3_movddup): Rename with '*'.
1174 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1175 (sse2_loadsd): Remove.
1176 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1177 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1178 (sse2_pinsrw): Fix argument ordering.
1179 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1180 (sse2_stored): Remove 'r' destination.
1181 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1182 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1183 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1184 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1185 vec_extractv16qi, vec_initv16qi): New.
1187 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1188 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1189 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1191 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1192 (_mm_load_si128, _mm_store_si128): Likewise.
1193 (_mm_load1_pd): Use _mm_set1_pd.
1194 (_mm_load_sd): Use _mm_set_sd.
1195 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1196 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1197 (_mm_set_epi64): Use _mm_set_epi64x.
1198 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1199 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1200 _mm_setr_epi8): Use _mm_set_foo form.
1201 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1202 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1203 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1204 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1205 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1206 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1207 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1208 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1209 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1210 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1211 (_mm_movedup_pd): Use _mm_shuffle_pd.
1212 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1213 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1214 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1215 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1217 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1218 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1219 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1220 (_mm_store_ps): Use raw dereference.
1221 (_mm_store1_ps): Use _mm_storeu_ps.
1222 (_mm_storer_ps): Use _mm_store_ps.
1223 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1224 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1226 2005-01-11 Stan Shebs <shebs@apple.com>
1228 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1229 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1231 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1234 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1235 Skip all DECLs except for FIELD_DECLs.
1237 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1239 * config/s390/s390.c (override_options): Return error if
1240 -mbackchain, -mpacked-stack and -mhard-float are used together.
1241 (s390_va_start): Remove the backchain && packed-stack special case.
1242 (s390_gimplify_va_arg): Likewise.
1243 * doc/invoke.texi: Remove the ABI incompatibility note.
1245 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1247 * config/s390/s390.c (struct s390_frame_layout): Remove
1249 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1250 save_backchain_p with TARGET_BACKCHAIN.
1252 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1255 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1256 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1257 * function.c (locate_and_pad_parm): Set new field.
1258 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1259 Tweak where_pad test to include "none". Always set mem align for
1261 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1262 not sufficient for type.
1263 (assign_parm_setup_block): If stack_parm is zero on entry, always
1264 make a new stack local. Block move old stack parm if necessary
1265 to new aligned stack local.
1266 (assign_parm_setup_stack): Use a block move to handle
1267 potentially misaligned entry_parm.
1268 (assign_parms_unsplit_complex): Specify required alignment when
1269 creating stack local.
1270 * calls.c (compute_argument_addresses): Override alignment of stack
1271 arg calculated from its type with the alignment given by
1272 FUNCTION_ARG_BOUNDARY.
1273 (store_one_arg): Likewise.
1275 2005-01-11 Jan Beulich <jbeulich@novell.com>
1277 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1278 Change respective itanium_class attribute to ialu.
1279 (shladdp4_internal): New.
1280 * config/ia64/predicates.md (shladd_log2_operand): New.
1282 2005-01-11 Richard Henderson <rth@redhat.com>
1284 * expr.c (store_constructor): Use rtvec_alloc instead of
1285 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1287 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1289 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1291 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1293 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1294 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1295 (TARGET_RWRELOC): Define.
1296 (ia64_rwreloc_section_type_flags): Delete.
1297 (ia64_section_type_flags): New function.
1298 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1299 (TARGET_RWRELOC): Define.
1301 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1304 * config/ia64/ia64.c (process_set): For alloc insn, only call
1305 process_epilogue is !frame_pointer_needed.
1307 2005-01-10 Roger Sayle <roger@eyesopen.com>
1310 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1311 unary operator and can't be treated as a binary/comparison operator.
1313 2005-01-10 Richard Henderson <rth@redhat.com>
1315 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1316 (ix86_return_in_memory): Likewise.
1317 (function_arg_advance): Likewise. Mirror structure in function_arg
1318 for choosing register to advance.
1320 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1322 * tree-vectorizer.c, tree.def: Fix comment typos.
1324 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1326 * config/s390/s390.c (struct processor_costs): 4 new fields:
1327 ddbr, ddr, debr, der.
1328 (s390_rtx_costs): More precise handling of divide instructions.
1330 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1332 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1334 2005-01-10 Jan Beulich <jbeulich@novell.com>
1336 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1337 names resulting from -ffunction-sections/-fdata-sections and linkonce
1339 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1340 based on the section name. Rearrange the section name comparison logic
1341 slightly so that each section name is compared against at most once.
1343 2005-01-10 Ben Elliston <bje@au.ibm.com>
1345 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1346 targets for which -fPIC reduces limitations on the GOT size.
1348 2005-01-09 Falk Hueffner <falk@debian.org>
1350 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1353 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1356 * collect2.c (main): Set aixrtl_flag for -brtl option.
1357 (resolve_lib_name): Search for .so file extension before .a
1360 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1362 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1363 (vect_analyze_data_refs_alignment): Add dump prints.
1365 2005-01-09 Ira Rosen <irar@il.ibm.com>
1367 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1368 expr_invariant_in_loop_p.
1369 Initialize outputs first thing in the function.
1370 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1371 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1372 (vect_analyze_pointer_ref_access): Check that the initial condition of
1373 the access function is loop invariant.
1375 2005-01-09 Richard Henderson <rth@redhat.com>
1377 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1378 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1379 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1380 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1381 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1382 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1383 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1384 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1385 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1386 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1387 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1388 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1389 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1390 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1391 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1392 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1393 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1394 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1395 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1396 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1397 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1398 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1399 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1401 (mmx_clrdi, pavgusb): Remove.
1402 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1403 with leading sse_ prefix.
1404 * config/i386/sse.md: Receive them.
1405 * config/i386/mmx.md: New file.
1406 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1407 (subrv2sf3): Turn into expander for normal subtraction.
1408 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1409 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1410 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1411 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1412 commutative; use ix86_binary_operator_ok.
1413 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1414 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1415 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1416 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1417 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1418 Macroize from existing patterns; use ix86_binary_operator_ok.
1419 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1420 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1421 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1422 with vec_select+vec_concat.
1423 (mmx_pshufw, mmx_pshufw_1): Likewise.
1424 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1425 (mmx_uavgv4hi3): Model correctly.
1426 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1427 _mm_xor_si64): Remove casts.
1429 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1431 PR tree-optimization/19224
1432 * tree-scalar-evolution.c (get_instantiated_value,
1433 set_instantiated_value): New functions.
1434 (instantiate_parameters_1): Cache the results.
1435 (instantiate_parameters, resolve_mixers): Initialize and free
1438 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1440 * config/i386/i386.md (addhi_4): Correct reference in comment.
1443 2005-01-08 Richard Henderson <rth@redhat.com>
1445 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1446 (_mm_cvtsi128_si64x): Likewise.
1447 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1448 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1449 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1450 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1451 * config/i386/i386-protos.h: Update.
1452 * config/i386/i386.c (print_operand): Add 'H'.
1453 (ix86_fixup_binary_operands): Split out from ...
1454 (ix86_expand_binary_operator): ... here.
1455 (ix86_fixup_binary_operands_no_copy): New.
1456 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1457 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1458 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1459 (safe_vector_operand): Use CONST0_RTX.
1460 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1461 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1462 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1463 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1465 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1466 (IX86_BUILTIN_CMPNGESS): New.
1467 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1468 (attr type): Add sselog1.
1469 (attr unit, attr memory): Handle it.
1470 (movti, movti_internal, movti_rex64): Move near other integer moves.
1471 (movtf, movtf_internal): Move near other fp moves.
1472 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1473 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1474 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1475 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1476 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1477 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1478 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1479 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1480 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1481 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1482 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1483 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1484 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1485 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1486 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1487 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1488 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1489 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1490 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1491 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1492 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1493 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1494 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1495 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1496 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1497 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1498 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1499 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1500 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1501 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1502 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1503 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1504 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1505 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1506 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1507 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1508 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1509 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1510 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1511 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1512 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1513 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1514 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1515 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1517 (SSEPUSH, push<SSEPUSH>): Remove.
1518 (MMXPUSH, push<MMXPUSH>): Remove.
1519 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1520 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1521 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1522 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1523 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1524 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1525 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1526 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1527 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1528 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1529 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1530 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1531 (ppro_sse_log_V4SF): Handle sselog1.
1532 * config/i386/predicates.md (const_0_to_1_operand): New.
1533 (const_0_to_255_mul_8_operand): New.
1534 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1535 (const_2_to_3_operand, const_4_to_7_operand): New.
1536 * config/i386/sse.md: New file.
1537 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1538 (sse_movups): Rename from sse_movups_1.
1539 (sse_loadlss): Rename from sse_loadss_1.
1540 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1542 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1543 (absv4sf2, negv2df, absv2df): New.
1544 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1545 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1546 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1547 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1548 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1549 (sse3_addsubv4sf3): Model correctly.
1550 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1551 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1552 (sse_movhlps): Model with vec_select+vec_concat.
1553 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1554 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1555 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1556 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1557 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1558 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1559 sse2_pshufhw_1): Likewise.
1560 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1561 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1562 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1563 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1564 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1565 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1566 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1567 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1568 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1569 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1570 sminv8hi3): Mark commutative
1571 operands. Use ix86_binary_operator_ok.
1572 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1573 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1574 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1575 sse2_punpcklqdq): Allow operand2 in memory.
1576 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1577 sse2_movsd): Add memory alternatives.
1578 (sse_storelps): Turn expander into an insn; split after reload.
1579 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1580 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1582 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1584 * configure.ac (DWARF-2 debug_line): Use objdump.
1585 * configure: Regenerate.
1587 2005-01-08 Jeff Law <law@redhat.com>
1588 Diego Novillo <dnovillo@redhat.com>
1590 PR tree-optimization/18241
1591 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1592 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1593 statements with volatile operands.
1594 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1595 operands after marking a statement with has_volatile_ops.
1597 2005-01-08 Roger Sayle <roger@eyesopen.com>
1599 * tree.c (int_fits_type_p): Always honor integer constant
1600 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1602 2005-01-08 Roger Sayle <roger@eyesopen.com>
1604 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1605 the latent bug in rtl_delete_block has been resolved.
1607 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1609 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1610 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1612 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1614 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1615 library as @multilib_dir@/$(SHLIB_SONAME).
1617 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1619 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1620 * configure: Regenerate.
1622 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1624 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1627 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1630 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1631 Convert non-word aligned offset address using ld/std into
1634 2005-01-07 Richard Henderson <rth@redhat.com>
1636 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1638 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1640 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1642 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1644 PR tree-optimization/19283
1645 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1646 is not shorter than the original type.
1648 PR rtl-optimization/19012
1649 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1651 PR rtl-optimization/18861
1652 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1653 (FULL_STATE): Define.
1654 (mark_tablejump_edge): New function.
1655 (purge_dead_tablejump_edges): New function.
1656 (find_bb_boundaries): Use it.
1658 PR tree-optimization/18828
1659 * builtins.c (expand_builtin_next_arg): Remove argument and all
1660 the argument checking.
1661 (expand_builtin): Adjust caller.
1662 (expand_builtin_va_start): Likewise. Remove error for too many
1664 (fold_builtin_next_arg): Issue error for too many arguments.
1665 After checking arguments, replace them with magic arguments that
1666 prevent further checking of the args.
1668 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1670 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1672 2005-01-06 Roger Sayle <roger@eyesopen.com>
1675 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1676 and %{.S:...} (and their negative variants) to test whether the
1677 input file is assembler or pre-processed-assembler independent of
1678 the actual filename extension.
1680 2005-01-06 Roger Sayle <roger@eyesopen.com>
1682 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1683 of sign or zero extended values.
1685 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1687 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1688 for IBM long double format correctly.
1690 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1692 Fix PR tree-optimization/18792
1694 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1695 to first_loop_depth, and use loop depth instead of loop number.
1696 (build_classic_dir_vector): Ditto.
1697 (compute_data_dependences_for_loop): Use depth, not loop number.
1698 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1699 number. Pass in loops, instead of loop numbers.
1700 (gather_interchange_stats): Ditto.
1701 (linear_transform_loops): Ditto.
1703 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1706 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1707 biv_fits_mode_p, extension_within_bounds_p): New functions.
1708 (check_ext_dependent_givs): Use them.
1710 2005-01-06 Roger Sayle <roger@eyesopen.com>
1712 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1713 more than one barrier, in which case we should delete them all.
1715 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1717 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1719 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1721 Fix PR middle-end/19286
1723 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1724 output this subprogram, simply ignore this attempt to do it again.
1725 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1726 origin attribute if it's not possible.
1727 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1728 (decls_for_scope): Ditto.
1729 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1730 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1732 2005-01-05 Richard Henderson <rth@redhat.com>
1735 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1736 (bdesc_2arg): Use it.
1737 (ix86_expand_binop_builtin): Force operands into registers
1739 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1740 ix86_expand_sse_compare, ix86_expand_sse_comi,
1741 ix86_expand_builtin): Likewise.
1743 2005-01-05 Richard Henderson <rth@redhat.com>
1745 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1747 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1748 (mulv4hi3): Set itanium_class mmmul.
1749 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1750 (fpack): Rename from fpack_sfsf.
1752 2005-01-05 Richard Henderson <rth@redhat.com>
1755 * reload1.c (do_input_reload): Restrict the optimization deleteing
1756 a previous output reload to RELOAD_FOR_INPUT.
1758 2005-01-05 Steven Bosscher <stevenb@suse.de>
1760 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1761 comment that we fall through after case.
1762 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1763 (distribute_links): Likewise.
1764 * cse.c (cse_insn): Likewise.
1765 * cselib.c (cselib_invalidate_mem): Likewise.
1766 * df.c: Update comments at the top of the file.
1767 (read_modify_subreg_p): Update comments here too.
1768 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1769 * flow.c (mark_set_1): Likewise.
1770 (mark_used_regs): Likewise.
1771 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1772 (canon_list_insert): Likewise.
1773 (mark_set): Likewise.
1774 (try_replace_reg): Likewise.
1775 (store_killed_in_insn): Likewise.
1776 * loop.c (count_one_set): Likewise.
1777 (basic_induction_var): Likewise.
1778 * postreload-gcse.c (find_mem_conflicts): Likewise.
1779 * postreload.c (reload_combine_note_store): Likewise.
1780 (move2add_note_store): Likewise.
1781 * reload.c (find_equiv_reg): Likewise.
1782 (mark_referenced_resources): Likewise.
1783 * rtlanal.c (set_noop_p): Likewise.
1784 (note_stores): Likewise.
1785 (note_uses): Likewise.
1786 * sched-deps.c (sched_analyze_1): Likewise.
1787 * sched-rgn.c (check_live_1): Likewise.
1788 (update_live_1): Likewise.
1789 * config/i860/i860.c: Likewise.
1791 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1793 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1795 * doc/rtl.texi: Update documentation for bit-fields and SET.
1797 2005-01-05 Roger Sayle <roger@eyesopen.com>
1799 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1801 2005-01-05 Jan Hubicka <jh@suse.cz>
1802 Richard Henderson <rth@redhat.com>
1805 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1808 2005-01-05 Richard Henderson <rth@redhat.com>
1811 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1812 (sse_shufps): Change operand 3 to const_int_operand.
1813 (sse2_storelps): Fix typo in template.
1814 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1815 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1816 (ix86_expand_builtin): Likewise.
1818 2005-01-05 Julian Brown <julian@codesourcery.com>
1820 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1821 as aggregates for AAPCS ABIs.
1823 2005-01-05 Stan Shebs <shebs@apple.com>
1825 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1826 Mach-O getters if ppc64.
1827 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1829 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1830 signed four-byte field for global code case.
1831 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1833 2005-01-05 Roger Sayle <roger@eyesopen.com>
1836 * c-common.c: Include real.h.
1837 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1838 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1839 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1840 * Makefile.in (c-common.o): Update dependencies.
1842 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1844 * c-parse.in (asm_string): Add trailing semicolon.
1846 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1848 * c-parse.in (asm_string): New. Don't allow wide strings in
1850 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1851 asm_string instead of STRING.
1853 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1855 * c-typeck.c (constructor_no_implicit): Remove.
1856 (set_designator, process_init_element): Don't check
1857 constructor_no_implicit.
1859 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1860 Kaz Kojima <kkojima@gcc.gnu.org>
1863 * lcm.c (create_pre_exit): New.
1864 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1865 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1867 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1869 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1870 -msoft-float in target_float_switch.
1871 * arm.c (arm_override_options): Fix processing of target_float_switch.
1873 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1875 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1878 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1880 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1881 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1883 2005-01-04 Roger Sayle <roger@eyesopen.com>
1885 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1886 if deleting the then-block allows the test-block to fallthru to the
1889 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1892 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1893 after the full declaration if the are in two different TUs.
1895 2005-01-04 Richard Henderson <rth@redhat.com>
1898 * tree-sra.c (generate_one_element_init): Just
1899 call gimplify_and_add.
1900 (generate_element_init): Record the
1901 new referenced variables and mark them for renaming
1902 and split out to ...
1903 (generate_element_init_1): This.
1904 (scalarize_init): Don't call push_gimplify_context/
1905 pop_gimplify_context.
1907 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1909 * toplev.c (get_src_pwd): Handle failure of getpwd().
1911 2005-01-04 Roger Sayle <roger@eyesopen.com>
1913 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1915 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1916 all the cases handled by it are inverted by invert_truthvalue.
1918 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1920 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
1921 (save_register_windowsi): Likewise.
1923 2005-01-04 Richard Henderson <rth@redhat.com>
1925 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
1927 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1930 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
1931 any simplifications of vector mode comparison operators.
1932 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
1934 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
1935 Devang Patel <dpatel@apple.com>
1937 PR tree-optimization/18308
1938 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
1939 the operands before creating a new expression.
1940 * dojump.c (do_jump): Make drop_through_label available
1941 for all cases. Add expansion of COND_EXPR.
1943 2005-01-04 Ira Rosen <irar@il.ibm.com>
1945 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
1946 INTEGER_CST instead of TREE_CONSTANT.
1947 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
1948 instead of TREE_CONSTANT.
1949 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
1950 instead of TREE_CONSTANT.
1952 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1954 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
1956 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1959 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
1960 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
1962 2005-01-03 Richard Henderson <rth@redhat.com>
1964 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
1965 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
1966 fold_convert_const_real_from_real): Split out from ...
1967 (fold_convert_const): ... here.
1969 2005-01-03 Richard Henderson <rth@redhat.com>
1972 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
1973 (mov<MMXMODEI>_internal): Likewise.
1974 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
1975 Add V2SF case; use it for SSE1; don't use TI.
1976 (movdf_integer): Likewise.
1977 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
1979 2005-01-03 Ira Rosen <irar@il.ibm.com>
1981 * tree-vectorizer.c (vect_strip_conversions): New function.
1982 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
1983 check for binary class.
1985 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
1989 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
1991 * gimple-low.c (mark_blocks_with_used_vars): New function.
1992 (mark_blocks_with_used_subblocks): Ditto.
1993 (mark_used_blocks): Ditto.
1994 (pass_mark_used_blocks): New pass.
1995 * tree-inline.c: Include debug.h.
1996 (expand_call_inline): Call outlining_inline_function here.
1997 * tree-optimize.c (init_tree_optimization_passes): Add
1998 pass_mark_used_blocks.
1999 * tree-pass.h (pass_mark_used_blocks): New.
2000 * Makefile.in (tree-inline.o): Add debug.h dependency.
2002 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2004 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2005 VAR_DECLs to have weak_import attribute.
2007 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2010 2004-01-03 Steven Bosscher <stevenb@suse.de>
2012 * passes.c (rest_of_compilation): Don't run regmove if only
2013 flag_expensive_optimizations, require flag_regmove instead.
2015 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2017 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2019 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2020 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2021 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2022 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2024 2005-01-03 Richard Henderson <rth@redhat.com>
2026 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2027 (ia64_const_ok_for_letter_p): New.
2028 (ia64_const_double_ok_for_letter_p): New.
2029 (ia64_extra_constraint): New.
2030 (ia64_expand_vecint_compare): New.
2031 (ia64_expand_vcondu_v2si): New.
2032 (ia64_expand_vecint_cmov): New.
2033 (ia64_expand_vecint_minmax): New.
2034 (ia64_print_operand): Add 'v'.
2035 (ia64_preferred_reload_class): New.
2036 (ia64_vector_mode_supported_p): New.
2037 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2038 (PREFERRED_RELOAD_CLASS): Move to function.
2039 (CONST_OK_FOR_LETTER_P): Move to function.
2040 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2041 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2042 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2043 (EXTRA_CONSTRAINT): Move to function.
2044 * config/ia64/ia64.md: Include vect.md.
2045 (itanium_class): Add mmalua.
2047 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2049 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2050 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2052 (const_int_2bit_operand): New.
2053 (fr_reg_or_0_operand): New.
2054 * config/ia64/ia64-modes.def: Add vector modes.
2055 * config/ia64/ia64-protos.h: Update.
2056 * config/ia64/vect.md: New file.
2058 2005-01-03 Richard Henderson <rth@redhat.com>
2060 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2062 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2065 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2067 (log1pdf2): Change mode of operands[0,1] to DFmode.
2069 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2071 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2072 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2073 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2074 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2075 SPARC_RELAXED_ORDERING.
2077 2005-01-03 Richard Henderson <rth@redhat.com>
2078 Uros Bizjak <uros@kss-loka.si>
2081 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2082 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2083 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2085 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2086 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2087 const_pow2_1_to_128_operand): New predicates.
2089 2005-01-02 Greg McGary <greg@mcgary.org>
2091 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2093 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2094 object. [ptr_type]: Remove unused variable.
2095 Remember nearest addressable array-element or record-component
2096 when checking bitfield components. Tolerate empty BIND_EXPR.
2098 2005-01-01 Richard Henderson <rth@redhat.com>
2100 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2101 that don't narrow the value. Fail for other conversions.
2103 2005-01-01 Richard Henderson <rth@redhat.com>
2106 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2107 * c-lang.c (finish_file): Don't do it here.
2108 * objc/objc-act.c (objc_finish_file): Likewise.
2110 * cgraph.c (decl_assembler_name_equal): New.
2111 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2112 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2113 * cgraph.h (struct cgraph_varpool_node): Add next.
2114 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2115 * varasm.c (assemble_alias): Mark the target as needed.
2117 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2120 * function.c (get_arg_pointer_save_area): Use entry_of_function
2121 instead of get_insns.
2123 2005-01-01 Roger Sayle <roger@eyesopen.com>
2124 Andrew Pinski <pinskia@physics.uc.edu>
2125 James E. Wilson <wilson@specifixinc.com>
2127 PR rtl-optimization/12092
2128 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2131 2005-01-01 Roger Sayle <roger@eyesopen.com>
2132 Olivier Hainque <hainque@act-europe.fr>
2134 * tree.c (int_fits_type_p): A narrower type always fits in a
2135 wider one, except for negative values into unsigned types.
2137 2005-01-01 Roger Sayle <roger@eyesopen.com>
2139 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2140 with the original constant rather than require TREE_OVERFLOW.
2142 2005-01-01 Steven Bosscher <stevenb@suse.de>
2145 * c-decl.c (finish_function): If compiling C99, annotate the
2146 compiler generated return with the current file name and line 0.
2147 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2148 the source line is greater than 0.
2149 (remove_bb): Likewise.
2151 See ChangeLog.12 for earlier changes.