1 2005-01-22 Richard Henderson <rth@redhat.com>
3 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
5 2005-01-22 Richard Henderson <rth@redhat.com>
7 * genopinit.c (optabs): Use smin/smax for floating point too.
8 * doc/md.texi: Update to match. Clarify that floating point
9 results are undefined for +0/-0 and NaN.
10 * doc/rtl.texi: Likewise.
11 * rtl.def (SMIN, SMAX): Likewise
12 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
14 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
15 leading 's' to the name.
16 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
17 smaxxf3, sminxf3): Likewise.
18 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
21 2005-01-22 Paul Brook <paul@codesourcery.com>
23 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
25 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
27 * config/s390/s390.c (struct processor_costs): New fields
28 dlgr, dlr, dr, dsgfr, dsgr.
29 (z900_cost, z990_cost): Values for new fields.
30 (s390_rtx_costs): New cases MEM und COMPARE in switch
31 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
34 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
36 * config/s390/s390.md ("doloop_si64"): Reload input value directly
37 into the register being decremented.
38 ("doloop_si31", "doloop_di"): Likewise.
39 ("*doloop_si_long"): Adapt pattern.
41 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
43 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
45 (CLASS_MAX_NREGS): Likewise.
47 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
49 * doc/tree-ssa.texi (Statement Operands): Add example for new
50 must-def macro. Note deprecation of old operands interface.
52 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
54 PR tree-optimization/19484
55 * tree-cfg.c (remove_fallthru_edge): New function.
56 (cleanup_control_flow): Remove fallthru edges from calls that are
57 now known not to return.
59 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
61 Fix PR tree-optimization/19038
62 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
63 copies with loop variant ones.
65 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
67 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
68 config/alpha/alpha-protos.h, config/alpha/alpha.h,
69 config/alpha/alpha.md, config/alpha/predicates.md,
70 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
71 config/sparc/sol2.h: Update copyright.
73 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
74 first label to see if it is a nonlocal label.
76 2005-01-22 David Edelsohn <edelsohn@gnu.org>
77 Andrew Pinski <pinskia@physics.uc.edu>
80 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
81 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
83 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
85 * config/rs6000/rtems.h: Update copyright.
87 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
90 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
91 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
92 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
94 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
97 * c-typeck.c (convert_arguments): Check for error_mark_node.
99 2005-01-21 Ian Lance Taylor <ian@airs.com>
101 PR tree-optimization/13000
102 * tree-inline.c: Include "tree-flow.h".
103 (expand_call_inline): If warn_return_type, warn if non-void inline
104 function falls through.
105 * tree-cfg.c (execute_warn_function_return): Don't warn about
106 control reaching end if TREE_NO_WARNING is set. Set
108 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
110 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
111 branch if we don't need one.
112 * c-typeck.c: Include "tree-flow.h"
113 (c_finish_bc_stmt): Don't add a goto if the current statement
114 list doesn't fall through to the current point.
116 2005-01-21 Roger Sayle <roger@eyesopen.com>
118 PR rtl-optimization/576
119 * real.c (real_arithmetic): Change return type from void to bool
120 to return an indication that the result may be inexact.
121 * real.h (real_arithmeric): Update prototype.
122 * fold-const.c (const_binop): Don't constant fold floating
123 point expressions when the user specifies -frounding-math and
124 the result may depend upon the run-time rounding mode.
125 (fold_convert_const_real_from_real): Clean-up.
126 (fold_initializer): Ignore flag_rounding_math for initializers.
127 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
128 constant fold FP operations with flag_rounding_math if the
129 result may depend upon the run-time rounding mode.
131 2005-01-21 Tom Tromey <tromey@redhat.com>
133 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
135 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
137 * tree-cfg.c: Fix comment typos.
139 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
141 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
142 around the call to rest_of_handle_branch_target_load_optimize.
144 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
146 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
147 (sparc64-*-openbsd*): Likewise.
148 (sparclite-*-elf*): Include tm-dwarf2.h.
149 (sparc86x-*-elf*): Likewise.
150 (sparc64-*-elf*): Likewise.
151 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
152 (DBX_DEBUGGING_INFO): Likewise.
153 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
154 (PREFERRED_DEBUGGING_TYPE): Likewise.
155 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
156 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
157 (PREFERRED_DEBUGGING_TYPE): Likewise.
158 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
159 (PREFERRED_DEBUGGING_TYPE): Likewise.
160 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
162 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
165 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
167 2005-01-20 Paul Brook <paul@codesourcery.com>
169 * doc/rtl.texi: Document value extension requirements for CONST_INT.
171 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
173 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
174 label is first in a sequence of labels.
176 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
178 2005-01-20 Janis Johnson <janis187@us.ibm.com>
179 Giovanni Bajo <giovannibajo@gcc.gnu.org>
181 * doc/sourcebuild.texi (Test Directives): New.
183 2005-01-20 Roger Sayle <roger@eyesopen.com>
185 * real.c (real_floor): Don't leave the result uninitialized when
186 mode is VOIDMode, but return the unrounded intermediate value.
187 (real_ceil): Likewise.
189 2005-01-20 Paul Brook <paul@codesourcery.com>
191 * config/arm/arm.md (insv): Use gen_int_mode.
193 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
195 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
196 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
197 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
198 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
199 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
201 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
204 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
205 fbreg, so we have to assume we can't.
206 (loc_descriptor_from_tree_1): Ditto.
207 (containing_function_has_frame_base): New function.
208 (add_location_or_const_value_attribute): Use it.
209 Also try to generate a frame_base from a single element location
212 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
214 PR tree-optimization/15349
215 * timevar.def (TV_TREE_MERGE_PHI): New.
216 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
218 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
219 calls to tree_forwarder_block_p.
220 (remove_forwarder_block_with_phi, merge_phi_nodes,
221 gate_merge_phi, pass_merge_phi): New.
222 * tree-optimize.c (init_tree_optimization_passes): Add
224 * tree-pass.h: Add an extern for pass_merge_phi;
226 2005-01-20 Richard Henderson <rth@redhat.com>
229 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
230 (_mm_castps_pd, _mm_castps_si128): New.
231 (_mm_castsi128_ps, _mm_castsi128_pd): New.
233 2005-01-20 Richard Henderson <rth@redhat.com>
236 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
237 __builtin_ia32_vec_init_v2si.
238 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
239 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
240 (ix86_init_mmx_sse_builtins): Create it.
241 (ix86_expand_builtin): Expand it.
242 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
243 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
244 (vec_extractv2si_0, vec_extractv2si_1): New.
246 2005-01-20 Richard Henderson <rth@redhat.com>
249 * config/i386/i386.c (ix86_expand_push): New.
250 * config/i386/mmx.md (push<MMXMODE>1): New.
251 * config/i386/sse.md (push<SSEMODE>1): New.
252 * config/i386/i386-protos.h: Update.
254 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
256 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
259 2005-01-20 Richard Henderson <rth@redhat.com>
261 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
262 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
264 2005-01-19 Richard Henderson <rth@redhat.com>
267 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
268 to V4SFmode in SSE1 fallback load path.
270 2005-01-19 Richard Henderson <rth@redhat.com>
272 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
273 in QImode expansion to ix86_expand_vector_set.
274 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
276 2005-01-19 Richard Henderson <rth@redhat.com>
279 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
280 subclass of the input class.
281 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
282 Always true for cross-SSE1 classes. Rationalize conditionals.
283 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
284 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
285 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
286 (movdi_2): Add MMX/SSE zeros.
287 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
288 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
289 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
290 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
291 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
292 (zero_extendsidi2_rex64_1): Remove.
293 (MOV0 peephole): Check GENERAL_REG_P.
295 2005-01-19 Richard Henderson <rth@redhat.com>
298 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
300 (ix86_expand_vector_extract): Likewise.
302 2005-01-19 Richard Henderson <rth@redhat.com>
305 * expr.c (emit_move_change_mode): New argument force; use
306 simplify_gen_subreg if true.
307 (emit_move_via_alt_mode): Merge into ...
308 (emit_move_via_integer): ... here.
309 (emit_move_ccmode): Use emit_move_change_mode directly.
311 2005-01-19 Richard Henderson <rth@redhat.com>
314 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
315 (alpha_preferred_reload_class): Handle CONST_VECTOR.
316 (alpha_emit_set_const_1): Add no_output parameter; don't emit
318 (alpha_emit_set_const): Likewise. Make static.
319 (alpha_emit_set_long_const): Make static.
320 (alpha_extract_integer): Split out from alpha_expand_mov.
321 (alpha_split_const_mov): Likewise.
322 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
323 (alpha_legitimate_constant_p): New.
324 * config/alpha/alpha-protos.h: Update.
325 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
326 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
327 * config/alpha/alpha.md (movsi): Add n alternative.
328 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
329 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
330 (splitters for all of the above): Use alpha_split_const_mov.
331 * config/alpha/predicates.md (non_add_const_operand): New.
332 (non_zero_const_operand): New.
333 (input_operand): Use alpha_legitimate_constant_p after reload.
335 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
337 PR tree-optimization/19038
338 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
339 (add_candidate): Add ivs with increment in latch only if
340 allow_ip_end_pos_p is true.
341 (determine_iv_cost): Use empty_block_p.
343 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
345 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
346 (compute_dominance_frontiers): Ditto.
348 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
351 * config/sh/t-rtems: New.
352 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
354 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
356 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
357 the offset of the selected field.
359 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
361 * tree-cfg.c (remove_forwarder_block): Fix the check to
362 prevent a nonlocal label from appearing in the middle of a
365 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
367 PR rtl-optimization/19462
368 * reorg.c (find_end_label): Create return insn only if
369 current_function_epilogue_delay_list is empty.
371 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
373 * doc/passes.texi: Remove paragraph mentioning new-ra.
375 2005-01-19 Jakub Jelinek <jakub@redhat.com>
377 PR rtl-optimization/15139
378 * combine.c: Include params.h.
379 (count_rtxs): New function.
380 (record_value_for_reg): If replace_rtx would replace at least
381 2 occurrences of REG in VALUE and TEM is really large, replace REG with
382 (clobber (const_int 0)) instead of TEM.
383 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
384 * params.h (MAX_LAST_VALUE_RTL): New.
385 * Makefile.in (combine.o): Depend on $(PARAMS_H).
386 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
389 * c-typeck.c (digest_init): Only call build_vector if all constructor
390 elements are *_CST nodes.
391 * gimplify.c (gimplify_init_constructor): Likewise.
394 * c-typeck.c (digest_init): Only call build_vector if inside_init
397 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
399 * toplev.c (init_asm_output): Remove dead #ifdef.
401 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
403 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
405 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
407 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
408 accessing DECL_FUNCTION_CODE.
409 * dojump.c (do_jump): Likewise.
410 * gimplify.c (gimplify_call_expr): Likewise.
411 * predict.c (expr_expected_value): Likewise.
412 (strip_builtin_expect): Likewise.
413 * tree-inline.c (estimate_num_insns_1): Likewise.
414 * tree-ssa-loop-im.c (stmt_cost): Likewise
415 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
416 (tree_expr_nonnegative_p): Likewise.
418 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
420 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
421 variant of the load_pcrel_sym pattern.
422 * config/sparc/sparc.md (P macro): Move to the top.
423 (load_pcrel_sym): Macroize using P.
424 (save_register_window): Likewise.
426 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
428 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
431 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
434 * c-typeck.c (build_asm_expr): Strip nops off
435 input memory operands.
437 2005-01-18 David Edelsohn <edelsohn@gnu.org>
439 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
440 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
441 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
442 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
444 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
447 * config/i386/i386.c (override_options): If the 80387 is disabled,
448 then do not return FP values using FP registers.
450 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
452 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
453 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
454 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
455 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
456 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
457 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
458 output.h, postreload-gcse.c, postreload.c, recog.c,
459 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
460 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
461 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
462 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
463 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
464 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
465 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
466 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
468 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
469 config/alpha/alpha.c, config/arm/vfp.md,
470 config/i386/emmintrin.h, config/i386/i386-modes.def,
471 config/i386/i386-protos.h, config/i386/i386.h,
472 config/i386/pmmintrin.h, config/i386/ppro.md,
473 config/i386/predicates.md, config/i386/xmmintrin.h,
474 config/i860/i860.c, config/ia64/ia64-modes.def,
475 config/ia64/ia64-protos.h, config/ia64/ia64.h,
476 config/ia64/ia64.md, config/ia64/itanium1.md,
477 config/ia64/itanium2.md, config/ia64/predicates.md,
478 config/iq2000/iq2000.h, config/mips/linux64.h,
479 config/rs6000/aix41.h, config/rs6000/aix43.h,
480 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
481 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
482 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
483 config/sparc/linux64.h, config/sparc/litecoff.h,
484 config/sparc/sp64-elf.h, config/sparc/sparc.c,
485 config/sparc/sparc.h, config/sparc/sparc.md,
486 config/sparc/sysv4-only.h: Update copyright.
488 2005-01-18 Richard Henderson <rth@redhat.com>
491 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
493 2005-01-18 Marc Espie <espie@openbsd.org>
494 * config/i386/openbsdelf.h: Typo.
496 2005-01-18 Richard Henderson <rth@redhat.com>
498 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
499 special case for sse.
500 * config/i386/predicates.md (sse_comparison_operator): Likewise.
502 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
504 * tree-inline.c (estimate_num_insns_1): Added cases for
505 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
507 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
509 PR rtl-optimization/19296
510 * combine.c (simplify_comparison): Rewrite the condition under
511 which a non-paradoxical SUBREG of a PLUS can be lifted when
512 compared against a constant.
514 2005-01-18 Andi Kleen <ak@muc.de>
516 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
517 * c.opt (-Wpointer-sign): Add.
518 * doc/invoke.texi: (-Wpointer-sign): Add.
520 2005-01-18 Uros Bizjak <uros@kss-loka.si>
522 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
523 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
524 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
525 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
526 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
527 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
528 for TARGET_MIX_SSE_I387.
529 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
530 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
531 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
532 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
533 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
534 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
536 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
539 2005-01-18 Uros Bizjak <uros@kss-loka.si>
542 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
543 Add movaps alternative for xmm reg->reg move.
545 2005-01-17 Jeff Law <law@redhat.com>
547 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
548 at the end of the main DOM loop rather than just before DOM exits.
550 2005-01-17 Diego Novillo <dnovillo@redhat.com>
552 PR tree-optimization/19121
553 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
554 adding aliases to a name tag, also add them to the pointer's
556 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
557 sensitive alias info at all. Only check that the two pointers
558 have compatible pointed-to sets.
559 * tree-ssa.c (verify_name_tags): Verify that the alias set of
560 a pointer's type tag is a superset of the alias set of the
563 2005-01-17 James E Wilson <wilson@specifixinc.com>
566 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
567 comment to document why.
569 2005-01-17 Richard Henderson <rth@redhat.com>
571 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
572 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
573 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
574 sse2_vmsminv2df3_finite): New.
575 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
576 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
577 Force op1 into register.
579 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
581 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
582 bubblestrap from always rebuilding build directory.
584 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
586 * config/s390/s390.md ("*clc"): Remove incorrect '='.
587 ("*cmpmem_short"): Likewise.
589 2005-01-17 Steven Bosscher <stevenb@suse.de>
591 * basic-block.h: Document BB_* flags.
592 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
593 use an sbitmap instead.
594 * sched-rgn.c (compute_trg_info): Likewise.
596 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
598 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
599 redundant target_cpu_default and extra_parts lines. Use the default
601 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
602 (SUBTARGET_EXTRA_SPECS): Delete.
603 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
604 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
605 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
606 and "n32" for -mabi=n32.
608 2005-01-17 Ian Lance Taylor <ian@airs.com>
611 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
612 fold constant variables into initial values.
614 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
616 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
618 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
619 through the statements backward.
621 2005-01-17 Ian Lance Taylor <ian@airs.com>
624 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
625 a variable set to the return value of the inlined function.
627 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
629 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
630 when modes are tieable.
632 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
634 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
635 of pthread_create to find out if threads are enabled.
636 * gthr-posix95.h (__gthread_active_p): Likewise.
638 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
640 * common.opt (-fnew-ra): Remove.
642 * toplev.h (flag_new_regalloc): Remove.
643 * Makefile.in (ra*.*): Don't mention.
644 * passes.c (rest_of_handle_new_regalloc): Remove.
645 (rest_of_handle_combine, rest_of_compilation): Always consider
646 flag_new_regalloc as false.
647 * doc/invoke.texi: Don't document -fnew-ra.
649 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
651 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
652 last parameter to reg_scan.
653 * loop.c (loop_optimize): Likewise.
654 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
655 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
656 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
657 rest_of_handle_gcse, rest_of_handle_loop_optimize,
658 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
659 * regclass.c (reg_scan): Likewise, for the declaration.
660 * rtl.h (reg_scan): Likewise, for the prototype.
662 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
664 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
667 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
669 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
670 (compute_avail): Uses don't go in tmp_gen.
672 2005-01-16 Steven Bosscher <stevenb@suse.de>
674 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
675 loop to look for a free slot in a page entry.
677 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
680 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
681 * toplev.c (compile_file): Call process_pending_assemble_output_defs
682 just before targetm.asm_out.file_end.
683 * tree.h (process_pending_assemble_output_defs): Declare.
684 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
686 (assemble_alias): Defer generation of assembly code for defines when
687 TARGET_DEFERRED_OUTPUT_DEFS is true.
688 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
689 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
690 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
692 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
695 * pa.c (pa_scalar_mode_supported_p): New function.
696 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
697 * pa.h (MIN_UNITS_PER_WORD): Add comment.
699 * pa-protos.h (prefetch_operand): Delete.
700 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
701 * pa.c (prefetch_operand): Delete.
702 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
703 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
704 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
705 and prefetch_nocc_operand.
706 * pa.md (prefetch): Rework to avoid reload problems handling short
707 displacements when a cache control completer needs to be provided.
708 (prefetch_32, prefetch_64): Delete.
709 (prefetch_cc, prefetch_nocc): New patterns.
711 2005-01-15 David Edelsohn <edelsohn@gnu.org>
713 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
715 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
718 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
719 exceeds maximum alignment for global common data.
720 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
721 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
723 2004-01-15 Roger Sayle <roger@eyesopen.com>
725 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
727 2004-01-15 Roger Sayle <roger@eyesopen.com>
729 * harg-reg-set.h (reg_class_names): Prototype global array.
730 * regclass.c (reg_class_names): Declare here and initialize to
732 (dump_regclass): Remove local declaration of reg_class_names.
733 (regclass): Likewise.
734 * cfg.c (dump_flow_info): Likewise.
735 * ra-debug.c (reg_class_names): Likewise.
736 * regrename.c (reg_class_names): Likewise.
737 * reload.c (reg_class_names): Likewise.
738 * reload1.c (spill_failure): Likewise.
739 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
741 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
743 * config/s390/s390.md ("reload_outti"): Remove predicate for
744 output operand. Abort if operand is not a MEM.
745 ("reload_outdi", "reload_outdf"): Likewise.
747 2005-01-15 Marc Espie <espie@openbsd.org>
749 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
750 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
751 * config/openbsd.h: Fix C++ includes for native configurations.
752 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
753 Add trampoline support.
754 * config/i386/openbsdelf.h: New.
756 2005-01-15 Marc Espie <espie@openbsd.org>
758 * collect2.c (main): Explicitly parse -dynamic-linker option.
760 2005-01-15 Jakub Jelinek <jakub@redhat.com>
762 PR tree-optimization/19060
763 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
764 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
765 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
766 and handle extract_range_from_cond returning false.
767 * fold-const.c (fold): Optimize comparisons with min/max even for
768 width > HOST_BITS_PER_WIDE_INT.
770 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
772 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
773 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
774 Remove little endian multilib variants.
775 Add mips32 multilib variant.
777 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
779 * explow.c (copy_all_reg, stabilize): Remove.
780 * expr.h: Remove the corresponding prototypes.
782 * rtlanal.c (regs_set_between_p): Remove.
783 * rtl.h: Remove the corresponding prototype.
785 2005-01-14 David Edelsohn <edelsohn@gnu.org>
787 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
788 to rs6000_nonimmediate_operand.
789 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
790 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
791 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
792 rs6000_nonimmediate_operand.
793 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
794 rs6000_nonimmediate_operand.
796 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
798 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
800 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
802 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
804 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
805 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
807 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
808 (rs6k_nonimmediate_operand): New.
809 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
811 (legitimate_lo_sum_address_p): Same.
812 (rs6000_legitimize_address): Same.
813 (rs6000_legitimize_reload_address): Same.
814 (rs6000_legitimate_address): Same.
815 (spe_build_register_parallel): Pass DF and DC modes in a DI
818 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
819 to rs6k_nonimmediate_operand.
821 * config/rs6000/spe.md ("*frob_df_di"): New.
822 ("*frob_di_df"): New.
823 ("*frob_di_df_2"): New.
824 ("*mov_sidf_e500_subreg0"): New.
825 ("*mov_sidf_e500_subreg4"): New.
826 ("*movdf_e500_double"): Change predicate to
827 rs6k_nonimmediate_operand.
829 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
831 * postreload.c (move2add_note_store): Only call
832 trunc_int_for_mode on scalar integers.
834 2005-01-14 Steven Bosscher <stevenb@suse.de>
836 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
837 replace BB_VISITED uses.
838 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
839 (propagate_necessity): Check the bitmap instead of BB_VISITED.
840 (tree_dce_done): Free visited_control_parents.
841 (perform_tree_ssa_dce): Allocate and clear it.
842 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
843 (compute_antic): Iterate from here using a DFS. Use an sbitmap
844 instead of BB_VISITED.
846 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
848 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
849 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
850 Remove unused prototypes.
852 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
854 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
855 64-bit register usage.
856 (spe_func_has_64bit_regs_p): Add FIXME note.
858 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
860 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
861 flag_finite_math_only with flag_unsafe_math_optimizations.
863 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
865 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
867 (__tpf_eh_return): Copy TPF private stack area from the module
868 boundary stack frame. Add check for when module addresses are
869 equal, but no stub address is found.
871 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
874 * arm.h (struct machine_function): Add call_via field.
875 (thumb_call_via_label): Declare.
876 * arm.c (thumb_call_via_label): New variable.
877 (thumb_call_reg_needed): New variable.
878 (arm_output_function_epilogue): For Thumb code, output any per-function
879 call-indirect trampolines.
880 (thumb_call_via_reg): New function.
881 (arm_file_end): New function.
882 (TARGET_ASM_FILE_END): Call arm_file_end.
883 (aof_file_end): Likewise.
884 * arm-protos.h (thumb_call_via_reg): Declare.
885 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
886 thumb_call_via_reg in normal case.
888 2005-01-14 Jakub Jelinek <jakub@redhat.com>
891 PR rtl-optimization/19348
892 * recog.c (peephole2_optimize): Do global life update if some peephole
893 decides it doesn't need at least one of its inputs and that change
894 influences liveness at the start of the basic block.
896 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
897 arguments instead of 1.
899 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
902 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
903 zero for nested functions needing a static chain or functions
904 with a non-constant address.
906 2005-01-13 Roger Sayle <roger@eyesopen.com>
908 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
909 (and (sign_extend X) C) into (zero_extend (and X C)).
911 2005-01-13 David O'Brien <obrien@FreeBSD.org>
913 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
915 2005-01-13 Richard Henderson <rth@redhat.com>
920 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
921 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
923 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
924 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
925 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
926 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
927 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
928 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
929 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
930 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
931 (movdicc_c_rex64): Rename with '*'.
932 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
933 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
934 (movsfcc_1_387): Rename from movsfcc_1.
935 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
936 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
937 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
938 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
939 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
940 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
941 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
942 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
943 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
944 sse_movdfcc_const0_4): Remove.
945 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
946 recognize min/max early. Update for changed sse cmove patterns.
947 (ix86_split_sse_movcc): New.
948 * config/i386/i386-protos.h: Update.
950 2005-01-13 Steven Bosscher <stevenb@suse.de>
952 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
953 (fix_stmt_v_may_defs): Likewise.
955 2005-01-13 Richard Henderson <rth@redhat.com>
957 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
958 for converting the mask.
960 2005-01-13 David Edelsohn <edelsohn@gnu.org>
962 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
965 2005-01-13 Richard Henderson <rth@redhat.com>
967 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
968 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
969 IX86_BUILTIN_MOVDQ2Q): Remove.
970 (IX86_BUILTIN_VEC_EXT_V4SI): New.
971 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
972 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
974 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
975 (sse2_pextrw): Fix immediate constraint.
976 (sse2_loadq, sse2_loadq_rex64): Remove.
977 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
978 Use __builtin_ia32_vec_ext_<size>.
979 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
981 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
983 * function.c (assign_parm_setup_block): Look inside original
984 entry_parm when inspecting PARALLEL.
986 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
987 Joel Sherrill <joel@oarcorp.com>
990 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
991 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
992 rtems_gxx_recursive_mutex_init.
993 (__gthread_recursive_mutex_lock): New function.
994 (__gthread_recursive_mutex_trylock): Likewise.
995 (__gthread_recursive_mutex_unlock): Likewise.
997 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
999 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1001 2005-01-13 Jan Beulich <jbeulich@novell.com>
1003 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1004 (ashrti3_internal): Indicate output is early clobber. Generate result
1005 into output rather than first input. Use move for low word of output
1006 if shift count is exactly 64.
1007 (lshrti3_internal): Likewise.
1009 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1013 * reload1.c (delete_output_reload): Don't delete an output reload
1014 if the pseudo lives longer than a single basic block. Adjust and
1015 improve wording of comment.
1017 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1020 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1021 of TYPE_SIZE where we mean the number of bytes.
1023 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1025 * function.c (assign_parm_setup_block): Relax condition on
1026 multi-register optimization.
1028 2005-01-12 Nick Clifton <nickc@redhat.com>
1030 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1031 an "in_delay_slot" attribute of "no" to prevent them being used in
1032 delay slots. This is forbidden because they might generate
1035 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1038 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1041 2005-01-12 Nick Clifton <nickc@redhat.com>
1043 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1044 passed on to GAS) but do not define, as GAS no longer supports or
1045 needs the -m2000 option.
1047 2005-01-11 Roger Sayle <roger@eyesopen.com>
1049 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1050 type as args of unprototyped builtins aren't automatically promoted.
1051 (fold_builtin_abs): Likewise.
1053 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1055 * Makefile.in: Set a `build-warn' variable.
1057 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1059 PR tree-optimization/17949
1060 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1061 (find_interesting_uses_address): Use it.
1063 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1065 * regrename.c (kill_value): Handle subreg's that won't simplify.
1067 2005-01-11 Richard Henderson <rth@redhat.com>
1070 * config/i386/i386.h (enum ix86_builtins): Move ...
1071 * config/i386/i386.c: ... here.
1072 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1073 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1074 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1075 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1076 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1077 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1078 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1079 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1080 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1081 IX86_BUILTIN_LOADDDUP): Remove.
1082 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1083 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1084 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1085 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1086 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1087 (ix86_init_builtins): Make static.
1088 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1089 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1090 if all the modes match. Otherwise, fake it.
1091 (get_element_number, ix86_expand_vec_init_builtin,
1092 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1093 (ix86_expand_builtin): Make static. Update for changed builtins.
1094 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1095 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1096 (ix86_expand_vector_init_duplicate): New.
1097 (ix86_expand_vector_init_low_nonzero): New.
1098 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1099 Split out from ix86_expand_vector_init; handle integer modes.
1100 (ix86_expand_vector_init): Use them.
1101 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1102 * config/i386/i386-protos.h: Update.
1103 * config/i386/predicates.md (reg_or_0_operand): New.
1104 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1105 (movv2sf_internal): Likewise. And a splitter to match them all.
1106 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1107 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1108 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1109 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1110 (mmx_pinsrw): Fix operand ordering.
1111 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1112 rather than sse_loadss expander.
1113 (movv2df splitter): Similarly.
1114 (sse_loadss, sse_loadlss): Remove.
1115 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1116 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1117 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1118 (sse3_movddup): Rename with '*'.
1119 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1120 (sse2_loadsd): Remove.
1121 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1122 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1123 (sse2_pinsrw): Fix argument ordering.
1124 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1125 (sse2_stored): Remove 'r' destination.
1126 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1127 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1128 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1129 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1130 vec_extractv16qi, vec_initv16qi): New.
1132 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1133 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1134 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1136 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1137 (_mm_load_si128, _mm_store_si128): Likewise.
1138 (_mm_load1_pd): Use _mm_set1_pd.
1139 (_mm_load_sd): Use _mm_set_sd.
1140 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1141 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1142 (_mm_set_epi64): Use _mm_set_epi64x.
1143 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1144 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1145 _mm_setr_epi8): Use _mm_set_foo form.
1146 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1147 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1148 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1149 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1150 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1151 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1152 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1153 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1154 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1155 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1156 (_mm_movedup_pd): Use _mm_shuffle_pd.
1157 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1158 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1159 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1160 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1162 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1163 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1164 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1165 (_mm_store_ps): Use raw dereference.
1166 (_mm_store1_ps): Use _mm_storeu_ps.
1167 (_mm_storer_ps): Use _mm_store_ps.
1168 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1169 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1171 2005-01-11 Stan Shebs <shebs@apple.com>
1173 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1174 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1176 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1179 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1180 Skip all DECLs except for FIELD_DECLs.
1182 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1184 * config/s390/s390.c (override_options): Return error if
1185 -mbackchain, -mpacked-stack and -mhard-float are used together.
1186 (s390_va_start): Remove the backchain && packed-stack special case.
1187 (s390_gimplify_va_arg): Likewise.
1188 * doc/invoke.texi: Remove the ABI incompatibility note.
1190 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1192 * config/s390/s390.c (struct s390_frame_layout): Remove
1194 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1195 save_backchain_p with TARGET_BACKCHAIN.
1197 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1200 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1201 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1202 * function.c (locate_and_pad_parm): Set new field.
1203 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1204 Tweak where_pad test to include "none". Always set mem align for
1206 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1207 not sufficient for type.
1208 (assign_parm_setup_block): If stack_parm is zero on entry, always
1209 make a new stack local. Block move old stack parm if necessary
1210 to new aligned stack local.
1211 (assign_parm_setup_stack): Use a block move to handle
1212 potentially misaligned entry_parm.
1213 (assign_parms_unsplit_complex): Specify required alignment when
1214 creating stack local.
1215 * calls.c (compute_argument_addresses): Override alignment of stack
1216 arg calculated from its type with the alignment given by
1217 FUNCTION_ARG_BOUNDARY.
1218 (store_one_arg): Likewise.
1220 2005-01-11 Jan Beulich <jbeulich@novell.com>
1222 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1223 Change respective itanium_class attribute to ialu.
1224 (shladdp4_internal): New.
1225 * config/ia64/predicates.md (shladd_log2_operand): New.
1227 2005-01-11 Richard Henderson <rth@redhat.com>
1229 * expr.c (store_constructor): Use rtvec_alloc instead of
1230 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1232 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1234 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1236 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1238 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1239 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1240 (TARGET_RWRELOC): Define.
1241 (ia64_rwreloc_section_type_flags): Delete.
1242 (ia64_section_type_flags): New function.
1243 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1244 (TARGET_RWRELOC): Define.
1246 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1249 * config/ia64/ia64.c (process_set): For alloc insn, only call
1250 process_epilogue is !frame_pointer_needed.
1252 2005-01-10 Roger Sayle <roger@eyesopen.com>
1255 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1256 unary operator and can't be treated as a binary/comparison operator.
1258 2005-01-10 Richard Henderson <rth@redhat.com>
1260 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1261 (ix86_return_in_memory): Likewise.
1262 (function_arg_advance): Likewise. Mirror structure in function_arg
1263 for choosing register to advance.
1265 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1267 * tree-vectorizer.c, tree.def: Fix comment typos.
1269 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1271 * config/s390/s390.c (struct processor_costs): 4 new fields:
1272 ddbr, ddr, debr, der.
1273 (s390_rtx_costs): More precise handling of divide instructions.
1275 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1277 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1279 2005-01-10 Jan Beulich <jbeulich@novell.com>
1281 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1282 names resulting from -ffunction-sections/-fdata-sections and linkonce
1284 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1285 based on the section name. Rearrange the section name comparison logic
1286 slightly so that each section name is compared against at most once.
1288 2005-01-10 Ben Elliston <bje@au.ibm.com>
1290 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1291 targets for which -fPIC reduces limitations on the GOT size.
1293 2005-01-09 Falk Hueffner <falk@debian.org>
1295 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1298 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1301 * collect2.c (main): Set aixrtl_flag for -brtl option.
1302 (resolve_lib_name): Search for .so file extension before .a
1305 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1307 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1308 (vect_analyze_data_refs_alignment): Add dump prints.
1310 2005-01-09 Ira Rosen <irar@il.ibm.com>
1312 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1313 expr_invariant_in_loop_p.
1314 Initialize outputs first thing in the function.
1315 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1316 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1317 (vect_analyze_pointer_ref_access): Check that the initial condition of
1318 the access function is loop invariant.
1320 2005-01-09 Richard Henderson <rth@redhat.com>
1322 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1323 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1324 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1325 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1326 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1327 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1328 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1329 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1330 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1331 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1332 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1333 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1334 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1335 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1336 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1337 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1338 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1339 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1340 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1341 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1342 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1343 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1344 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1346 (mmx_clrdi, pavgusb): Remove.
1347 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1348 with leading sse_ prefix.
1349 * config/i386/sse.md: Receive them.
1350 * config/i386/mmx.md: New file.
1351 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1352 (subrv2sf3): Turn into expander for normal subtraction.
1353 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1354 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1355 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1356 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1357 commutative; use ix86_binary_operator_ok.
1358 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1359 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1360 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1361 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1362 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1363 Macroize from existing patterns; use ix86_binary_operator_ok.
1364 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1365 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1366 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1367 with vec_select+vec_concat.
1368 (mmx_pshufw, mmx_pshufw_1): Likewise.
1369 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1370 (mmx_uavgv4hi3): Model correctly.
1371 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1372 _mm_xor_si64): Remove casts.
1374 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1376 PR tree-optimization/19224
1377 * tree-scalar-evolution.c (get_instantiated_value,
1378 set_instantiated_value): New functions.
1379 (instantiate_parameters_1): Cache the results.
1380 (instantiate_parameters, resolve_mixers): Initialize and free
1383 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1385 * config/i386/i386.md (addhi_4): Correct reference in comment.
1388 2005-01-08 Richard Henderson <rth@redhat.com>
1390 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1391 (_mm_cvtsi128_si64x): Likewise.
1392 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1393 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1394 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1395 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1396 * config/i386/i386-protos.h: Update.
1397 * config/i386/i386.c (print_operand): Add 'H'.
1398 (ix86_fixup_binary_operands): Split out from ...
1399 (ix86_expand_binary_operator): ... here.
1400 (ix86_fixup_binary_operands_no_copy): New.
1401 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1402 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1403 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1404 (safe_vector_operand): Use CONST0_RTX.
1405 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1406 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1407 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1408 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1410 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1411 (IX86_BUILTIN_CMPNGESS): New.
1412 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1413 (attr type): Add sselog1.
1414 (attr unit, attr memory): Handle it.
1415 (movti, movti_internal, movti_rex64): Move near other integer moves.
1416 (movtf, movtf_internal): Move near other fp moves.
1417 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1418 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1419 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1420 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1421 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1422 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1423 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1424 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1425 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1426 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1427 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1428 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1429 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1430 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1431 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1432 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1433 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1434 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1435 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1436 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1437 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1438 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1439 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1440 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1441 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1442 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1443 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1444 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1445 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1446 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1447 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1448 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1449 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1450 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1451 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1452 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1453 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1454 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1455 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1456 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1457 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1458 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1459 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1460 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1462 (SSEPUSH, push<SSEPUSH>): Remove.
1463 (MMXPUSH, push<MMXPUSH>): Remove.
1464 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1465 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1466 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1467 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1468 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1469 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1470 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1471 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1472 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1473 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1474 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1475 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1476 (ppro_sse_log_V4SF): Handle sselog1.
1477 * config/i386/predicates.md (const_0_to_1_operand): New.
1478 (const_0_to_255_mul_8_operand): New.
1479 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1480 (const_2_to_3_operand, const_4_to_7_operand): New.
1481 * config/i386/sse.md: New file.
1482 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1483 (sse_movups): Rename from sse_movups_1.
1484 (sse_loadlss): Rename from sse_loadss_1.
1485 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1487 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1488 (absv4sf2, negv2df, absv2df): New.
1489 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1490 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1491 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1492 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1493 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1494 (sse3_addsubv4sf3): Model correctly.
1495 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1496 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1497 (sse_movhlps): Model with vec_select+vec_concat.
1498 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1499 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1500 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1501 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1502 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1503 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1504 sse2_pshufhw_1): Likewise.
1505 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1506 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1507 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1508 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1509 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1510 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1511 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1512 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1513 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1514 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1515 sminv8hi3): Mark commutative
1516 operands. Use ix86_binary_operator_ok.
1517 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1518 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1519 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1520 sse2_punpcklqdq): Allow operand2 in memory.
1521 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1522 sse2_movsd): Add memory alternatives.
1523 (sse_storelps): Turn expander into an insn; split after reload.
1524 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1525 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1527 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1529 * configure.ac (DWARF-2 debug_line): Use objdump.
1530 * configure: Regenerate.
1532 2005-01-08 Jeff Law <law@redhat.com>
1533 Diego Novillo <dnovillo@redhat.com>
1535 PR tree-optimization/18241
1536 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1537 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1538 statements with volatile operands.
1539 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1540 operands after marking a statement with has_volatile_ops.
1542 2005-01-08 Roger Sayle <roger@eyesopen.com>
1544 * tree.c (int_fits_type_p): Always honor integer constant
1545 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1547 2005-01-08 Roger Sayle <roger@eyesopen.com>
1549 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1550 the latent bug in rtl_delete_block has been resolved.
1552 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1554 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1555 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1557 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1559 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1560 library as @multilib_dir@/$(SHLIB_SONAME).
1562 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1564 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1565 * configure: Regenerate.
1567 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1569 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1572 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1575 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1576 Convert non-word aligned offset address using ld/std into
1579 2005-01-07 Richard Henderson <rth@redhat.com>
1581 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1583 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1585 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1587 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1589 PR tree-optimization/19283
1590 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1591 is not shorter than the original type.
1593 PR rtl-optimization/19012
1594 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1596 PR rtl-optimization/18861
1597 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1598 (FULL_STATE): Define.
1599 (mark_tablejump_edge): New function.
1600 (purge_dead_tablejump_edges): New function.
1601 (find_bb_boundaries): Use it.
1603 PR tree-optimization/18828
1604 * builtins.c (expand_builtin_next_arg): Remove argument and all
1605 the argument checking.
1606 (expand_builtin): Adjust caller.
1607 (expand_builtin_va_start): Likewise. Remove error for too many
1609 (fold_builtin_next_arg): Issue error for too many arguments.
1610 After checking arguments, replace them with magic arguments that
1611 prevent further checking of the args.
1613 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1615 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1617 2005-01-06 Roger Sayle <roger@eyesopen.com>
1620 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1621 and %{.S:...} (and their negative variants) to test whether the
1622 input file is assembler or pre-processed-assembler independent of
1623 the actual filename extension.
1625 2005-01-06 Roger Sayle <roger@eyesopen.com>
1627 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1628 of sign or zero extended values.
1630 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1632 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1633 for IBM long double format correctly.
1635 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1637 Fix PR tree-optimization/18792
1639 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1640 to first_loop_depth, and use loop depth instead of loop number.
1641 (build_classic_dir_vector): Ditto.
1642 (compute_data_dependences_for_loop): Use depth, not loop number.
1643 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1644 number. Pass in loops, instead of loop numbers.
1645 (gather_interchange_stats): Ditto.
1646 (linear_transform_loops): Ditto.
1648 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1651 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1652 biv_fits_mode_p, extension_within_bounds_p): New functions.
1653 (check_ext_dependent_givs): Use them.
1655 2005-01-06 Roger Sayle <roger@eyesopen.com>
1657 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1658 more than one barrier, in which case we should delete them all.
1660 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1662 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1664 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1666 Fix PR middle-end/19286
1668 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1669 output this subprogram, simply ignore this attempt to do it again.
1670 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1671 origin attribute if it's not possible.
1672 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1673 (decls_for_scope): Ditto.
1674 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1675 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1677 2005-01-05 Richard Henderson <rth@redhat.com>
1680 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1681 (bdesc_2arg): Use it.
1682 (ix86_expand_binop_builtin): Force operands into registers
1684 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1685 ix86_expand_sse_compare, ix86_expand_sse_comi,
1686 ix86_expand_builtin): Likewise.
1688 2005-01-05 Richard Henderson <rth@redhat.com>
1690 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1692 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1693 (mulv4hi3): Set itanium_class mmmul.
1694 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1695 (fpack): Rename from fpack_sfsf.
1697 2005-01-05 Richard Henderson <rth@redhat.com>
1700 * reload1.c (do_input_reload): Restrict the optimization deleteing
1701 a previous output reload to RELOAD_FOR_INPUT.
1703 2005-01-05 Steven Bosscher <stevenb@suse.de>
1705 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1706 comment that we fall through after case.
1707 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1708 (distribute_links): Likewise.
1709 * cse.c (cse_insn): Likewise.
1710 * cselib.c (cselib_invalidate_mem): Likewise.
1711 * df.c: Update comments at the top of the file.
1712 (read_modify_subreg_p): Update comments here too.
1713 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1714 * flow.c (mark_set_1): Likewise.
1715 (mark_used_regs): Likewise.
1716 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1717 (canon_list_insert): Likewise.
1718 (mark_set): Likewise.
1719 (try_replace_reg): Likewise.
1720 (store_killed_in_insn): Likewise.
1721 * loop.c (count_one_set): Likewise.
1722 (basic_induction_var): Likewise.
1723 * postreload-gcse.c (find_mem_conflicts): Likewise.
1724 * postreload.c (reload_combine_note_store): Likewise.
1725 (move2add_note_store): Likewise.
1726 * reload.c (find_equiv_reg): Likewise.
1727 (mark_referenced_resources): Likewise.
1728 * rtlanal.c (set_noop_p): Likewise.
1729 (note_stores): Likewise.
1730 (note_uses): Likewise.
1731 * sched-deps.c (sched_analyze_1): Likewise.
1732 * sched-rgn.c (check_live_1): Likewise.
1733 (update_live_1): Likewise.
1734 * config/i860/i860.c: Likewise.
1736 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1738 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1740 * doc/rtl.texi: Update documentation for bit-fields and SET.
1742 2005-01-05 Roger Sayle <roger@eyesopen.com>
1744 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1746 2005-01-05 Jan Hubicka <jh@suse.cz>
1747 Richard Henderson <rth@redhat.com>
1750 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1753 2005-01-05 Richard Henderson <rth@redhat.com>
1756 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1757 (sse_shufps): Change operand 3 to const_int_operand.
1758 (sse2_storelps): Fix typo in template.
1759 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1760 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1761 (ix86_expand_builtin): Likewise.
1763 2005-01-05 Julian Brown <julian@codesourcery.com>
1765 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1766 as aggregates for AAPCS ABIs.
1768 2005-01-05 Stan Shebs <shebs@apple.com>
1770 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1771 Mach-O getters if ppc64.
1772 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1774 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1775 signed four-byte field for global code case.
1776 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1778 2005-01-05 Roger Sayle <roger@eyesopen.com>
1781 * c-common.c: Include real.h.
1782 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1783 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1784 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1785 * Makefile.in (c-common.o): Update dependencies.
1787 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1789 * c-parse.in (asm_string): Add trailing semicolon.
1791 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1793 * c-parse.in (asm_string): New. Don't allow wide strings in
1795 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1796 asm_string instead of STRING.
1798 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1800 * c-typeck.c (constructor_no_implicit): Remove.
1801 (set_designator, process_init_element): Don't check
1802 constructor_no_implicit.
1804 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1805 Kaz Kojima <kkojima@gcc.gnu.org>
1808 * lcm.c (create_pre_exit): New.
1809 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1810 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1812 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1814 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1815 -msoft-float in target_float_switch.
1816 * arm.c (arm_override_options): Fix processing of target_float_switch.
1818 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1820 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1823 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1825 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1826 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1828 2005-01-04 Roger Sayle <roger@eyesopen.com>
1830 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1831 if deleting the then-block allows the test-block to fallthru to the
1834 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1837 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1838 after the full declaration if the are in two different TUs.
1840 2005-01-04 Richard Henderson <rth@redhat.com>
1843 * tree-sra.c (generate_one_element_init): Just
1844 call gimplify_and_add.
1845 (generate_element_init): Record the
1846 new referenced variables and mark them for renaming
1847 and split out to ...
1848 (generate_element_init_1): This.
1849 (scalarize_init): Don't call push_gimplify_context/
1850 pop_gimplify_context.
1852 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1854 * toplev.c (get_src_pwd): Handle failure of getpwd().
1856 2005-01-04 Roger Sayle <roger@eyesopen.com>
1858 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1860 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1861 all the cases handled by it are inverted by invert_truthvalue.
1863 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1865 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
1866 (save_register_windowsi): Likewise.
1868 2005-01-04 Richard Henderson <rth@redhat.com>
1870 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
1872 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1875 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
1876 any simplifications of vector mode comparison operators.
1877 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
1879 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
1880 Devang Patel <dpatel@apple.com>
1882 PR tree-optimization/18308
1883 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
1884 the operands before creating a new expression.
1885 * dojump.c (do_jump): Make drop_through_label available
1886 for all cases. Add expansion of COND_EXPR.
1888 2005-01-04 Ira Rosen <irar@il.ibm.com>
1890 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
1891 INTEGER_CST instead of TREE_CONSTANT.
1892 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
1893 instead of TREE_CONSTANT.
1894 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
1895 instead of TREE_CONSTANT.
1897 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1899 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
1901 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1904 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
1905 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
1907 2005-01-03 Richard Henderson <rth@redhat.com>
1909 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
1910 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
1911 fold_convert_const_real_from_real): Split out from ...
1912 (fold_convert_const): ... here.
1914 2005-01-03 Richard Henderson <rth@redhat.com>
1917 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
1918 (mov<MMXMODEI>_internal): Likewise.
1919 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
1920 Add V2SF case; use it for SSE1; don't use TI.
1921 (movdf_integer): Likewise.
1922 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
1924 2005-01-03 Ira Rosen <irar@il.ibm.com>
1926 * tree-vectorizer.c (vect_strip_conversions): New function.
1927 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
1928 check for binary class.
1930 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
1934 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
1936 * gimple-low.c (mark_blocks_with_used_vars): New function.
1937 (mark_blocks_with_used_subblocks): Ditto.
1938 (mark_used_blocks): Ditto.
1939 (pass_mark_used_blocks): New pass.
1940 * tree-inline.c: Include debug.h.
1941 (expand_call_inline): Call outlining_inline_function here.
1942 * tree-optimize.c (init_tree_optimization_passes): Add
1943 pass_mark_used_blocks.
1944 * tree-pass.h (pass_mark_used_blocks): New.
1945 * Makefile.in (tree-inline.o): Add debug.h dependency.
1947 2005-01-03 Geoffrey Keating <geoffk@apple.com>
1949 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
1950 VAR_DECLs to have weak_import attribute.
1952 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
1955 2004-01-03 Steven Bosscher <stevenb@suse.de>
1957 * passes.c (rest_of_compilation): Don't run regmove if only
1958 flag_expensive_optimizations, require flag_regmove instead.
1960 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1962 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
1964 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
1965 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1966 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
1967 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1969 2005-01-03 Richard Henderson <rth@redhat.com>
1971 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
1972 (ia64_const_ok_for_letter_p): New.
1973 (ia64_const_double_ok_for_letter_p): New.
1974 (ia64_extra_constraint): New.
1975 (ia64_expand_vecint_compare): New.
1976 (ia64_expand_vcondu_v2si): New.
1977 (ia64_expand_vecint_cmov): New.
1978 (ia64_expand_vecint_minmax): New.
1979 (ia64_print_operand): Add 'v'.
1980 (ia64_preferred_reload_class): New.
1981 (ia64_vector_mode_supported_p): New.
1982 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
1983 (PREFERRED_RELOAD_CLASS): Move to function.
1984 (CONST_OK_FOR_LETTER_P): Move to function.
1985 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
1986 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
1987 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
1988 (EXTRA_CONSTRAINT): Move to function.
1989 * config/ia64/ia64.md: Include vect.md.
1990 (itanium_class): Add mmalua.
1992 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
1994 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
1995 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
1997 (const_int_2bit_operand): New.
1998 (fr_reg_or_0_operand): New.
1999 * config/ia64/ia64-modes.def: Add vector modes.
2000 * config/ia64/ia64-protos.h: Update.
2001 * config/ia64/vect.md: New file.
2003 2005-01-03 Richard Henderson <rth@redhat.com>
2005 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2007 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2010 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2012 (log1pdf2): Change mode of operands[0,1] to DFmode.
2014 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2016 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2017 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2018 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2019 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2020 SPARC_RELAXED_ORDERING.
2022 2005-01-03 Richard Henderson <rth@redhat.com>
2023 Uros Bizjak <uros@kss-loka.si>
2026 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2027 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2028 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2030 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2031 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2032 const_pow2_1_to_128_operand): New predicates.
2034 2005-01-02 Greg McGary <greg@mcgary.org>
2036 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2038 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2039 object. [ptr_type]: Remove unused variable.
2040 Remember nearest addressable array-element or record-component
2041 when checking bitfield components. Tolerate empty BIND_EXPR.
2043 2005-01-01 Richard Henderson <rth@redhat.com>
2045 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2046 that don't narrow the value. Fail for other conversions.
2048 2005-01-01 Richard Henderson <rth@redhat.com>
2051 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2052 * c-lang.c (finish_file): Don't do it here.
2053 * objc/objc-act.c (objc_finish_file): Likewise.
2055 * cgraph.c (decl_assembler_name_equal): New.
2056 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2057 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2058 * cgraph.h (struct cgraph_varpool_node): Add next.
2059 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2060 * varasm.c (assemble_alias): Mark the target as needed.
2062 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2065 * function.c (get_arg_pointer_save_area): Use entry_of_function
2066 instead of get_insns.
2068 2005-01-01 Roger Sayle <roger@eyesopen.com>
2069 Andrew Pinski <pinskia@physics.uc.edu>
2070 James E. Wilson <wilson@specifixinc.com>
2072 PR rtl-optimization/12092
2073 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2076 2005-01-01 Roger Sayle <roger@eyesopen.com>
2077 Olivier Hainque <hainque@act-europe.fr>
2079 * tree.c (int_fits_type_p): A narrower type always fits in a
2080 wider one, except for negative values into unsigned types.
2082 2005-01-01 Roger Sayle <roger@eyesopen.com>
2084 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2085 with the original constant rather than require TREE_OVERFLOW.
2087 2005-01-01 Steven Bosscher <stevenb@suse.de>
2090 * c-decl.c (finish_function): If compiling C99, annotate the
2091 compiler generated return with the current file name and line 0.
2092 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2093 the source line is greater than 0.
2094 (remove_bb): Likewise.
2096 See ChangeLog.12 for earlier changes.