1 2005-01-22 Roger Sayle <roger@eyesopen.com>
4 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
6 2005-01-22 Richard Henderson <rth@redhat.com>
9 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
10 in both compare operands.
11 (movdfcc_1_sse_max): Likewise.
12 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
13 (movdfcc_1_sse): Likewise.
14 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
15 scratch register as needed.
17 2005-01-22 Richard Henderson <rth@redhat.com>
19 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
21 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
23 2005-01-22 Richard Henderson <rth@redhat.com>
25 * genopinit.c (optabs): Use smin/smax for floating point too.
26 * doc/md.texi: Update to match. Clarify that floating point
27 results are undefined for +0/-0 and NaN.
28 * doc/rtl.texi: Likewise.
29 * rtl.def (SMIN, SMAX): Likewise
30 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
32 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
33 leading 's' to the name.
34 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
35 smaxxf3, sminxf3): Likewise.
36 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
39 2005-01-22 Paul Brook <paul@codesourcery.com>
41 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
43 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
45 * config/s390/s390.c (struct processor_costs): New fields
46 dlgr, dlr, dr, dsgfr, dsgr.
47 (z900_cost, z990_cost): Values for new fields.
48 (s390_rtx_costs): New cases MEM und COMPARE in switch
49 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
52 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
54 * config/s390/s390.md ("doloop_si64"): Reload input value directly
55 into the register being decremented.
56 ("doloop_si31", "doloop_di"): Likewise.
57 ("*doloop_si_long"): Adapt pattern.
59 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
61 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
63 (CLASS_MAX_NREGS): Likewise.
65 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
67 * doc/tree-ssa.texi (Statement Operands): Add example for new
68 must-def macro. Note deprecation of old operands interface.
70 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
72 PR tree-optimization/19484
73 * tree-cfg.c (remove_fallthru_edge): New function.
74 (cleanup_control_flow): Remove fallthru edges from calls that are
75 now known not to return.
77 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
79 Fix PR tree-optimization/19038
80 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
81 copies with loop variant ones.
83 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
85 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
86 config/alpha/alpha-protos.h, config/alpha/alpha.h,
87 config/alpha/alpha.md, config/alpha/predicates.md,
88 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
89 config/sparc/sol2.h: Update copyright.
91 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
92 first label to see if it is a nonlocal label.
94 2005-01-22 David Edelsohn <edelsohn@gnu.org>
95 Andrew Pinski <pinskia@physics.uc.edu>
98 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
99 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
101 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
103 * config/rs6000/rtems.h: Update copyright.
105 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
108 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
109 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
110 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
112 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
115 * c-typeck.c (convert_arguments): Check for error_mark_node.
117 2005-01-21 Ian Lance Taylor <ian@airs.com>
119 PR tree-optimization/13000
120 * tree-inline.c: Include "tree-flow.h".
121 (expand_call_inline): If warn_return_type, warn if non-void inline
122 function falls through.
123 * tree-cfg.c (execute_warn_function_return): Don't warn about
124 control reaching end if TREE_NO_WARNING is set. Set
126 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
128 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
129 branch if we don't need one.
130 * c-typeck.c: Include "tree-flow.h"
131 (c_finish_bc_stmt): Don't add a goto if the current statement
132 list doesn't fall through to the current point.
134 2005-01-21 Roger Sayle <roger@eyesopen.com>
136 PR rtl-optimization/576
137 * real.c (real_arithmetic): Change return type from void to bool
138 to return an indication that the result may be inexact.
139 * real.h (real_arithmeric): Update prototype.
140 * fold-const.c (const_binop): Don't constant fold floating
141 point expressions when the user specifies -frounding-math and
142 the result may depend upon the run-time rounding mode.
143 (fold_convert_const_real_from_real): Clean-up.
144 (fold_initializer): Ignore flag_rounding_math for initializers.
145 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
146 constant fold FP operations with flag_rounding_math if the
147 result may depend upon the run-time rounding mode.
149 2005-01-21 Tom Tromey <tromey@redhat.com>
151 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
153 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
155 * tree-cfg.c: Fix comment typos.
157 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
159 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
160 around the call to rest_of_handle_branch_target_load_optimize.
162 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
164 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
165 (sparc64-*-openbsd*): Likewise.
166 (sparclite-*-elf*): Include tm-dwarf2.h.
167 (sparc86x-*-elf*): Likewise.
168 (sparc64-*-elf*): Likewise.
169 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
170 (DBX_DEBUGGING_INFO): Likewise.
171 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
172 (PREFERRED_DEBUGGING_TYPE): Likewise.
173 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
174 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
175 (PREFERRED_DEBUGGING_TYPE): Likewise.
176 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
177 (PREFERRED_DEBUGGING_TYPE): Likewise.
178 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
180 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
183 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
185 2005-01-20 Paul Brook <paul@codesourcery.com>
187 * doc/rtl.texi: Document value extension requirements for CONST_INT.
189 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
191 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
192 label is first in a sequence of labels.
194 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
196 2005-01-20 Janis Johnson <janis187@us.ibm.com>
197 Giovanni Bajo <giovannibajo@gcc.gnu.org>
199 * doc/sourcebuild.texi (Test Directives): New.
201 2005-01-20 Roger Sayle <roger@eyesopen.com>
203 * real.c (real_floor): Don't leave the result uninitialized when
204 mode is VOIDMode, but return the unrounded intermediate value.
205 (real_ceil): Likewise.
207 2005-01-20 Paul Brook <paul@codesourcery.com>
209 * config/arm/arm.md (insv): Use gen_int_mode.
211 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
213 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
214 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
215 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
216 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
217 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
219 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
222 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
223 fbreg, so we have to assume we can't.
224 (loc_descriptor_from_tree_1): Ditto.
225 (containing_function_has_frame_base): New function.
226 (add_location_or_const_value_attribute): Use it.
227 Also try to generate a frame_base from a single element location
230 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
232 PR tree-optimization/15349
233 * timevar.def (TV_TREE_MERGE_PHI): New.
234 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
236 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
237 calls to tree_forwarder_block_p.
238 (remove_forwarder_block_with_phi, merge_phi_nodes,
239 gate_merge_phi, pass_merge_phi): New.
240 * tree-optimize.c (init_tree_optimization_passes): Add
242 * tree-pass.h: Add an extern for pass_merge_phi;
244 2005-01-20 Richard Henderson <rth@redhat.com>
247 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
248 (_mm_castps_pd, _mm_castps_si128): New.
249 (_mm_castsi128_ps, _mm_castsi128_pd): New.
251 2005-01-20 Richard Henderson <rth@redhat.com>
254 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
255 __builtin_ia32_vec_init_v2si.
256 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
257 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
258 (ix86_init_mmx_sse_builtins): Create it.
259 (ix86_expand_builtin): Expand it.
260 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
261 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
262 (vec_extractv2si_0, vec_extractv2si_1): New.
264 2005-01-20 Richard Henderson <rth@redhat.com>
267 * config/i386/i386.c (ix86_expand_push): New.
268 * config/i386/mmx.md (push<MMXMODE>1): New.
269 * config/i386/sse.md (push<SSEMODE>1): New.
270 * config/i386/i386-protos.h: Update.
272 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
274 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
277 2005-01-20 Richard Henderson <rth@redhat.com>
279 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
280 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
282 2005-01-19 Richard Henderson <rth@redhat.com>
285 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
286 to V4SFmode in SSE1 fallback load path.
288 2005-01-19 Richard Henderson <rth@redhat.com>
290 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
291 in QImode expansion to ix86_expand_vector_set.
292 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
294 2005-01-19 Richard Henderson <rth@redhat.com>
297 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
298 subclass of the input class.
299 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
300 Always true for cross-SSE1 classes. Rationalize conditionals.
301 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
302 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
303 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
304 (movdi_2): Add MMX/SSE zeros.
305 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
306 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
307 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
308 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
309 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
310 (zero_extendsidi2_rex64_1): Remove.
311 (MOV0 peephole): Check GENERAL_REG_P.
313 2005-01-19 Richard Henderson <rth@redhat.com>
316 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
318 (ix86_expand_vector_extract): Likewise.
320 2005-01-19 Richard Henderson <rth@redhat.com>
323 * expr.c (emit_move_change_mode): New argument force; use
324 simplify_gen_subreg if true.
325 (emit_move_via_alt_mode): Merge into ...
326 (emit_move_via_integer): ... here.
327 (emit_move_ccmode): Use emit_move_change_mode directly.
329 2005-01-19 Richard Henderson <rth@redhat.com>
332 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
333 (alpha_preferred_reload_class): Handle CONST_VECTOR.
334 (alpha_emit_set_const_1): Add no_output parameter; don't emit
336 (alpha_emit_set_const): Likewise. Make static.
337 (alpha_emit_set_long_const): Make static.
338 (alpha_extract_integer): Split out from alpha_expand_mov.
339 (alpha_split_const_mov): Likewise.
340 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
341 (alpha_legitimate_constant_p): New.
342 * config/alpha/alpha-protos.h: Update.
343 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
344 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
345 * config/alpha/alpha.md (movsi): Add n alternative.
346 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
347 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
348 (splitters for all of the above): Use alpha_split_const_mov.
349 * config/alpha/predicates.md (non_add_const_operand): New.
350 (non_zero_const_operand): New.
351 (input_operand): Use alpha_legitimate_constant_p after reload.
353 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
355 PR tree-optimization/19038
356 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
357 (add_candidate): Add ivs with increment in latch only if
358 allow_ip_end_pos_p is true.
359 (determine_iv_cost): Use empty_block_p.
361 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
363 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
364 (compute_dominance_frontiers): Ditto.
366 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
369 * config/sh/t-rtems: New.
370 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
372 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
374 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
375 the offset of the selected field.
377 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
379 * tree-cfg.c (remove_forwarder_block): Fix the check to
380 prevent a nonlocal label from appearing in the middle of a
383 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
385 PR rtl-optimization/19462
386 * reorg.c (find_end_label): Create return insn only if
387 current_function_epilogue_delay_list is empty.
389 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
391 * doc/passes.texi: Remove paragraph mentioning new-ra.
393 2005-01-19 Jakub Jelinek <jakub@redhat.com>
395 PR rtl-optimization/15139
396 * combine.c: Include params.h.
397 (count_rtxs): New function.
398 (record_value_for_reg): If replace_rtx would replace at least
399 2 occurrences of REG in VALUE and TEM is really large, replace REG with
400 (clobber (const_int 0)) instead of TEM.
401 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
402 * params.h (MAX_LAST_VALUE_RTL): New.
403 * Makefile.in (combine.o): Depend on $(PARAMS_H).
404 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
407 * c-typeck.c (digest_init): Only call build_vector if all constructor
408 elements are *_CST nodes.
409 * gimplify.c (gimplify_init_constructor): Likewise.
412 * c-typeck.c (digest_init): Only call build_vector if inside_init
415 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
417 * toplev.c (init_asm_output): Remove dead #ifdef.
419 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
421 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
423 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
425 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
426 accessing DECL_FUNCTION_CODE.
427 * dojump.c (do_jump): Likewise.
428 * gimplify.c (gimplify_call_expr): Likewise.
429 * predict.c (expr_expected_value): Likewise.
430 (strip_builtin_expect): Likewise.
431 * tree-inline.c (estimate_num_insns_1): Likewise.
432 * tree-ssa-loop-im.c (stmt_cost): Likewise
433 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
434 (tree_expr_nonnegative_p): Likewise.
436 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
438 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
439 variant of the load_pcrel_sym pattern.
440 * config/sparc/sparc.md (P macro): Move to the top.
441 (load_pcrel_sym): Macroize using P.
442 (save_register_window): Likewise.
444 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
446 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
449 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
452 * c-typeck.c (build_asm_expr): Strip nops off
453 input memory operands.
455 2005-01-18 David Edelsohn <edelsohn@gnu.org>
457 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
458 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
459 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
460 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
462 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
465 * config/i386/i386.c (override_options): If the 80387 is disabled,
466 then do not return FP values using FP registers.
468 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
470 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
471 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
472 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
473 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
474 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
475 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
476 output.h, postreload-gcse.c, postreload.c, recog.c,
477 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
478 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
479 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
480 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
481 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
482 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
483 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
484 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
486 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
487 config/alpha/alpha.c, config/arm/vfp.md,
488 config/i386/emmintrin.h, config/i386/i386-modes.def,
489 config/i386/i386-protos.h, config/i386/i386.h,
490 config/i386/pmmintrin.h, config/i386/ppro.md,
491 config/i386/predicates.md, config/i386/xmmintrin.h,
492 config/i860/i860.c, config/ia64/ia64-modes.def,
493 config/ia64/ia64-protos.h, config/ia64/ia64.h,
494 config/ia64/ia64.md, config/ia64/itanium1.md,
495 config/ia64/itanium2.md, config/ia64/predicates.md,
496 config/iq2000/iq2000.h, config/mips/linux64.h,
497 config/rs6000/aix41.h, config/rs6000/aix43.h,
498 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
499 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
500 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
501 config/sparc/linux64.h, config/sparc/litecoff.h,
502 config/sparc/sp64-elf.h, config/sparc/sparc.c,
503 config/sparc/sparc.h, config/sparc/sparc.md,
504 config/sparc/sysv4-only.h: Update copyright.
506 2005-01-18 Richard Henderson <rth@redhat.com>
509 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
511 2005-01-18 Marc Espie <espie@openbsd.org>
512 * config/i386/openbsdelf.h: Typo.
514 2005-01-18 Richard Henderson <rth@redhat.com>
516 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
517 special case for sse.
518 * config/i386/predicates.md (sse_comparison_operator): Likewise.
520 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
522 * tree-inline.c (estimate_num_insns_1): Added cases for
523 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
525 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
527 PR rtl-optimization/19296
528 * combine.c (simplify_comparison): Rewrite the condition under
529 which a non-paradoxical SUBREG of a PLUS can be lifted when
530 compared against a constant.
532 2005-01-18 Andi Kleen <ak@muc.de>
534 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
535 * c.opt (-Wpointer-sign): Add.
536 * doc/invoke.texi: (-Wpointer-sign): Add.
538 2005-01-18 Uros Bizjak <uros@kss-loka.si>
540 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
541 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
542 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
543 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
544 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
545 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
546 for TARGET_MIX_SSE_I387.
547 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
548 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
549 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
550 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
551 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
552 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
554 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
557 2005-01-18 Uros Bizjak <uros@kss-loka.si>
560 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
561 Add movaps alternative for xmm reg->reg move.
563 2005-01-17 Jeff Law <law@redhat.com>
565 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
566 at the end of the main DOM loop rather than just before DOM exits.
568 2005-01-17 Diego Novillo <dnovillo@redhat.com>
570 PR tree-optimization/19121
571 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
572 adding aliases to a name tag, also add them to the pointer's
574 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
575 sensitive alias info at all. Only check that the two pointers
576 have compatible pointed-to sets.
577 * tree-ssa.c (verify_name_tags): Verify that the alias set of
578 a pointer's type tag is a superset of the alias set of the
581 2005-01-17 James E Wilson <wilson@specifixinc.com>
584 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
585 comment to document why.
587 2005-01-17 Richard Henderson <rth@redhat.com>
589 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
590 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
591 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
592 sse2_vmsminv2df3_finite): New.
593 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
594 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
595 Force op1 into register.
597 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
599 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
600 bubblestrap from always rebuilding build directory.
602 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
604 * config/s390/s390.md ("*clc"): Remove incorrect '='.
605 ("*cmpmem_short"): Likewise.
607 2005-01-17 Steven Bosscher <stevenb@suse.de>
609 * basic-block.h: Document BB_* flags.
610 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
611 use an sbitmap instead.
612 * sched-rgn.c (compute_trg_info): Likewise.
614 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
616 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
617 redundant target_cpu_default and extra_parts lines. Use the default
619 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
620 (SUBTARGET_EXTRA_SPECS): Delete.
621 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
622 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
623 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
624 and "n32" for -mabi=n32.
626 2005-01-17 Ian Lance Taylor <ian@airs.com>
629 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
630 fold constant variables into initial values.
632 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
634 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
636 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
637 through the statements backward.
639 2005-01-17 Ian Lance Taylor <ian@airs.com>
642 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
643 a variable set to the return value of the inlined function.
645 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
647 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
648 when modes are tieable.
650 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
652 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
653 of pthread_create to find out if threads are enabled.
654 * gthr-posix95.h (__gthread_active_p): Likewise.
656 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
658 * common.opt (-fnew-ra): Remove.
660 * toplev.h (flag_new_regalloc): Remove.
661 * Makefile.in (ra*.*): Don't mention.
662 * passes.c (rest_of_handle_new_regalloc): Remove.
663 (rest_of_handle_combine, rest_of_compilation): Always consider
664 flag_new_regalloc as false.
665 * doc/invoke.texi: Don't document -fnew-ra.
667 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
669 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
670 last parameter to reg_scan.
671 * loop.c (loop_optimize): Likewise.
672 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
673 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
674 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
675 rest_of_handle_gcse, rest_of_handle_loop_optimize,
676 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
677 * regclass.c (reg_scan): Likewise, for the declaration.
678 * rtl.h (reg_scan): Likewise, for the prototype.
680 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
682 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
685 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
687 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
688 (compute_avail): Uses don't go in tmp_gen.
690 2005-01-16 Steven Bosscher <stevenb@suse.de>
692 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
693 loop to look for a free slot in a page entry.
695 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
698 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
699 * toplev.c (compile_file): Call process_pending_assemble_output_defs
700 just before targetm.asm_out.file_end.
701 * tree.h (process_pending_assemble_output_defs): Declare.
702 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
704 (assemble_alias): Defer generation of assembly code for defines when
705 TARGET_DEFERRED_OUTPUT_DEFS is true.
706 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
707 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
708 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
710 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
713 * pa.c (pa_scalar_mode_supported_p): New function.
714 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
715 * pa.h (MIN_UNITS_PER_WORD): Add comment.
717 * pa-protos.h (prefetch_operand): Delete.
718 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
719 * pa.c (prefetch_operand): Delete.
720 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
721 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
722 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
723 and prefetch_nocc_operand.
724 * pa.md (prefetch): Rework to avoid reload problems handling short
725 displacements when a cache control completer needs to be provided.
726 (prefetch_32, prefetch_64): Delete.
727 (prefetch_cc, prefetch_nocc): New patterns.
729 2005-01-15 David Edelsohn <edelsohn@gnu.org>
731 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
733 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
736 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
737 exceeds maximum alignment for global common data.
738 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
739 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
741 2004-01-15 Roger Sayle <roger@eyesopen.com>
743 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
745 2004-01-15 Roger Sayle <roger@eyesopen.com>
747 * harg-reg-set.h (reg_class_names): Prototype global array.
748 * regclass.c (reg_class_names): Declare here and initialize to
750 (dump_regclass): Remove local declaration of reg_class_names.
751 (regclass): Likewise.
752 * cfg.c (dump_flow_info): Likewise.
753 * ra-debug.c (reg_class_names): Likewise.
754 * regrename.c (reg_class_names): Likewise.
755 * reload.c (reg_class_names): Likewise.
756 * reload1.c (spill_failure): Likewise.
757 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
759 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
761 * config/s390/s390.md ("reload_outti"): Remove predicate for
762 output operand. Abort if operand is not a MEM.
763 ("reload_outdi", "reload_outdf"): Likewise.
765 2005-01-15 Marc Espie <espie@openbsd.org>
767 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
768 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
769 * config/openbsd.h: Fix C++ includes for native configurations.
770 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
771 Add trampoline support.
772 * config/i386/openbsdelf.h: New.
774 2005-01-15 Marc Espie <espie@openbsd.org>
776 * collect2.c (main): Explicitly parse -dynamic-linker option.
778 2005-01-15 Jakub Jelinek <jakub@redhat.com>
780 PR tree-optimization/19060
781 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
782 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
783 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
784 and handle extract_range_from_cond returning false.
785 * fold-const.c (fold): Optimize comparisons with min/max even for
786 width > HOST_BITS_PER_WIDE_INT.
788 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
790 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
791 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
792 Remove little endian multilib variants.
793 Add mips32 multilib variant.
795 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
797 * explow.c (copy_all_reg, stabilize): Remove.
798 * expr.h: Remove the corresponding prototypes.
800 * rtlanal.c (regs_set_between_p): Remove.
801 * rtl.h: Remove the corresponding prototype.
803 2005-01-14 David Edelsohn <edelsohn@gnu.org>
805 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
806 to rs6000_nonimmediate_operand.
807 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
808 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
809 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
810 rs6000_nonimmediate_operand.
811 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
812 rs6000_nonimmediate_operand.
814 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
816 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
818 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
820 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
822 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
823 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
825 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
826 (rs6k_nonimmediate_operand): New.
827 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
829 (legitimate_lo_sum_address_p): Same.
830 (rs6000_legitimize_address): Same.
831 (rs6000_legitimize_reload_address): Same.
832 (rs6000_legitimate_address): Same.
833 (spe_build_register_parallel): Pass DF and DC modes in a DI
836 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
837 to rs6k_nonimmediate_operand.
839 * config/rs6000/spe.md ("*frob_df_di"): New.
840 ("*frob_di_df"): New.
841 ("*frob_di_df_2"): New.
842 ("*mov_sidf_e500_subreg0"): New.
843 ("*mov_sidf_e500_subreg4"): New.
844 ("*movdf_e500_double"): Change predicate to
845 rs6k_nonimmediate_operand.
847 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
849 * postreload.c (move2add_note_store): Only call
850 trunc_int_for_mode on scalar integers.
852 2005-01-14 Steven Bosscher <stevenb@suse.de>
854 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
855 replace BB_VISITED uses.
856 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
857 (propagate_necessity): Check the bitmap instead of BB_VISITED.
858 (tree_dce_done): Free visited_control_parents.
859 (perform_tree_ssa_dce): Allocate and clear it.
860 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
861 (compute_antic): Iterate from here using a DFS. Use an sbitmap
862 instead of BB_VISITED.
864 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
866 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
867 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
868 Remove unused prototypes.
870 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
872 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
873 64-bit register usage.
874 (spe_func_has_64bit_regs_p): Add FIXME note.
876 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
878 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
879 flag_finite_math_only with flag_unsafe_math_optimizations.
881 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
883 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
885 (__tpf_eh_return): Copy TPF private stack area from the module
886 boundary stack frame. Add check for when module addresses are
887 equal, but no stub address is found.
889 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
892 * arm.h (struct machine_function): Add call_via field.
893 (thumb_call_via_label): Declare.
894 * arm.c (thumb_call_via_label): New variable.
895 (thumb_call_reg_needed): New variable.
896 (arm_output_function_epilogue): For Thumb code, output any per-function
897 call-indirect trampolines.
898 (thumb_call_via_reg): New function.
899 (arm_file_end): New function.
900 (TARGET_ASM_FILE_END): Call arm_file_end.
901 (aof_file_end): Likewise.
902 * arm-protos.h (thumb_call_via_reg): Declare.
903 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
904 thumb_call_via_reg in normal case.
906 2005-01-14 Jakub Jelinek <jakub@redhat.com>
909 PR rtl-optimization/19348
910 * recog.c (peephole2_optimize): Do global life update if some peephole
911 decides it doesn't need at least one of its inputs and that change
912 influences liveness at the start of the basic block.
914 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
915 arguments instead of 1.
917 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
920 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
921 zero for nested functions needing a static chain or functions
922 with a non-constant address.
924 2005-01-13 Roger Sayle <roger@eyesopen.com>
926 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
927 (and (sign_extend X) C) into (zero_extend (and X C)).
929 2005-01-13 David O'Brien <obrien@FreeBSD.org>
931 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
933 2005-01-13 Richard Henderson <rth@redhat.com>
938 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
939 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
941 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
942 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
943 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
944 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
945 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
946 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
947 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
948 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
949 (movdicc_c_rex64): Rename with '*'.
950 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
951 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
952 (movsfcc_1_387): Rename from movsfcc_1.
953 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
954 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
955 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
956 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
957 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
958 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
959 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
960 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
961 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
962 sse_movdfcc_const0_4): Remove.
963 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
964 recognize min/max early. Update for changed sse cmove patterns.
965 (ix86_split_sse_movcc): New.
966 * config/i386/i386-protos.h: Update.
968 2005-01-13 Steven Bosscher <stevenb@suse.de>
970 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
971 (fix_stmt_v_may_defs): Likewise.
973 2005-01-13 Richard Henderson <rth@redhat.com>
975 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
976 for converting the mask.
978 2005-01-13 David Edelsohn <edelsohn@gnu.org>
980 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
983 2005-01-13 Richard Henderson <rth@redhat.com>
985 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
986 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
987 IX86_BUILTIN_MOVDQ2Q): Remove.
988 (IX86_BUILTIN_VEC_EXT_V4SI): New.
989 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
990 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
992 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
993 (sse2_pextrw): Fix immediate constraint.
994 (sse2_loadq, sse2_loadq_rex64): Remove.
995 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
996 Use __builtin_ia32_vec_ext_<size>.
997 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
999 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1001 * function.c (assign_parm_setup_block): Look inside original
1002 entry_parm when inspecting PARALLEL.
1004 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1005 Joel Sherrill <joel@oarcorp.com>
1008 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1009 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1010 rtems_gxx_recursive_mutex_init.
1011 (__gthread_recursive_mutex_lock): New function.
1012 (__gthread_recursive_mutex_trylock): Likewise.
1013 (__gthread_recursive_mutex_unlock): Likewise.
1015 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1017 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1019 2005-01-13 Jan Beulich <jbeulich@novell.com>
1021 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1022 (ashrti3_internal): Indicate output is early clobber. Generate result
1023 into output rather than first input. Use move for low word of output
1024 if shift count is exactly 64.
1025 (lshrti3_internal): Likewise.
1027 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1031 * reload1.c (delete_output_reload): Don't delete an output reload
1032 if the pseudo lives longer than a single basic block. Adjust and
1033 improve wording of comment.
1035 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1038 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1039 of TYPE_SIZE where we mean the number of bytes.
1041 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1043 * function.c (assign_parm_setup_block): Relax condition on
1044 multi-register optimization.
1046 2005-01-12 Nick Clifton <nickc@redhat.com>
1048 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1049 an "in_delay_slot" attribute of "no" to prevent them being used in
1050 delay slots. This is forbidden because they might generate
1053 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1056 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1059 2005-01-12 Nick Clifton <nickc@redhat.com>
1061 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1062 passed on to GAS) but do not define, as GAS no longer supports or
1063 needs the -m2000 option.
1065 2005-01-11 Roger Sayle <roger@eyesopen.com>
1067 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1068 type as args of unprototyped builtins aren't automatically promoted.
1069 (fold_builtin_abs): Likewise.
1071 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1073 * Makefile.in: Set a `build-warn' variable.
1075 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1077 PR tree-optimization/17949
1078 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1079 (find_interesting_uses_address): Use it.
1081 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1083 * regrename.c (kill_value): Handle subreg's that won't simplify.
1085 2005-01-11 Richard Henderson <rth@redhat.com>
1088 * config/i386/i386.h (enum ix86_builtins): Move ...
1089 * config/i386/i386.c: ... here.
1090 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1091 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1092 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1093 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1094 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1095 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1096 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1097 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1098 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1099 IX86_BUILTIN_LOADDDUP): Remove.
1100 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1101 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1102 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1103 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1104 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1105 (ix86_init_builtins): Make static.
1106 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1107 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1108 if all the modes match. Otherwise, fake it.
1109 (get_element_number, ix86_expand_vec_init_builtin,
1110 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1111 (ix86_expand_builtin): Make static. Update for changed builtins.
1112 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1113 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1114 (ix86_expand_vector_init_duplicate): New.
1115 (ix86_expand_vector_init_low_nonzero): New.
1116 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1117 Split out from ix86_expand_vector_init; handle integer modes.
1118 (ix86_expand_vector_init): Use them.
1119 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1120 * config/i386/i386-protos.h: Update.
1121 * config/i386/predicates.md (reg_or_0_operand): New.
1122 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1123 (movv2sf_internal): Likewise. And a splitter to match them all.
1124 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1125 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1126 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1127 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1128 (mmx_pinsrw): Fix operand ordering.
1129 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1130 rather than sse_loadss expander.
1131 (movv2df splitter): Similarly.
1132 (sse_loadss, sse_loadlss): Remove.
1133 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1134 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1135 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1136 (sse3_movddup): Rename with '*'.
1137 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1138 (sse2_loadsd): Remove.
1139 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1140 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1141 (sse2_pinsrw): Fix argument ordering.
1142 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1143 (sse2_stored): Remove 'r' destination.
1144 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1145 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1146 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1147 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1148 vec_extractv16qi, vec_initv16qi): New.
1150 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1151 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1152 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1154 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1155 (_mm_load_si128, _mm_store_si128): Likewise.
1156 (_mm_load1_pd): Use _mm_set1_pd.
1157 (_mm_load_sd): Use _mm_set_sd.
1158 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1159 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1160 (_mm_set_epi64): Use _mm_set_epi64x.
1161 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1162 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1163 _mm_setr_epi8): Use _mm_set_foo form.
1164 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1165 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1166 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1167 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1168 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1169 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1170 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1171 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1172 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1173 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1174 (_mm_movedup_pd): Use _mm_shuffle_pd.
1175 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1176 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1177 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1178 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1180 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1181 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1182 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1183 (_mm_store_ps): Use raw dereference.
1184 (_mm_store1_ps): Use _mm_storeu_ps.
1185 (_mm_storer_ps): Use _mm_store_ps.
1186 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1187 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1189 2005-01-11 Stan Shebs <shebs@apple.com>
1191 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1192 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1194 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1197 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1198 Skip all DECLs except for FIELD_DECLs.
1200 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1202 * config/s390/s390.c (override_options): Return error if
1203 -mbackchain, -mpacked-stack and -mhard-float are used together.
1204 (s390_va_start): Remove the backchain && packed-stack special case.
1205 (s390_gimplify_va_arg): Likewise.
1206 * doc/invoke.texi: Remove the ABI incompatibility note.
1208 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1210 * config/s390/s390.c (struct s390_frame_layout): Remove
1212 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1213 save_backchain_p with TARGET_BACKCHAIN.
1215 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1218 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1219 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1220 * function.c (locate_and_pad_parm): Set new field.
1221 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1222 Tweak where_pad test to include "none". Always set mem align for
1224 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1225 not sufficient for type.
1226 (assign_parm_setup_block): If stack_parm is zero on entry, always
1227 make a new stack local. Block move old stack parm if necessary
1228 to new aligned stack local.
1229 (assign_parm_setup_stack): Use a block move to handle
1230 potentially misaligned entry_parm.
1231 (assign_parms_unsplit_complex): Specify required alignment when
1232 creating stack local.
1233 * calls.c (compute_argument_addresses): Override alignment of stack
1234 arg calculated from its type with the alignment given by
1235 FUNCTION_ARG_BOUNDARY.
1236 (store_one_arg): Likewise.
1238 2005-01-11 Jan Beulich <jbeulich@novell.com>
1240 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1241 Change respective itanium_class attribute to ialu.
1242 (shladdp4_internal): New.
1243 * config/ia64/predicates.md (shladd_log2_operand): New.
1245 2005-01-11 Richard Henderson <rth@redhat.com>
1247 * expr.c (store_constructor): Use rtvec_alloc instead of
1248 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1250 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1252 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1254 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1256 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1257 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1258 (TARGET_RWRELOC): Define.
1259 (ia64_rwreloc_section_type_flags): Delete.
1260 (ia64_section_type_flags): New function.
1261 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1262 (TARGET_RWRELOC): Define.
1264 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1267 * config/ia64/ia64.c (process_set): For alloc insn, only call
1268 process_epilogue is !frame_pointer_needed.
1270 2005-01-10 Roger Sayle <roger@eyesopen.com>
1273 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1274 unary operator and can't be treated as a binary/comparison operator.
1276 2005-01-10 Richard Henderson <rth@redhat.com>
1278 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1279 (ix86_return_in_memory): Likewise.
1280 (function_arg_advance): Likewise. Mirror structure in function_arg
1281 for choosing register to advance.
1283 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1285 * tree-vectorizer.c, tree.def: Fix comment typos.
1287 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1289 * config/s390/s390.c (struct processor_costs): 4 new fields:
1290 ddbr, ddr, debr, der.
1291 (s390_rtx_costs): More precise handling of divide instructions.
1293 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1295 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1297 2005-01-10 Jan Beulich <jbeulich@novell.com>
1299 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1300 names resulting from -ffunction-sections/-fdata-sections and linkonce
1302 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1303 based on the section name. Rearrange the section name comparison logic
1304 slightly so that each section name is compared against at most once.
1306 2005-01-10 Ben Elliston <bje@au.ibm.com>
1308 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1309 targets for which -fPIC reduces limitations on the GOT size.
1311 2005-01-09 Falk Hueffner <falk@debian.org>
1313 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1316 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1319 * collect2.c (main): Set aixrtl_flag for -brtl option.
1320 (resolve_lib_name): Search for .so file extension before .a
1323 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1325 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1326 (vect_analyze_data_refs_alignment): Add dump prints.
1328 2005-01-09 Ira Rosen <irar@il.ibm.com>
1330 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1331 expr_invariant_in_loop_p.
1332 Initialize outputs first thing in the function.
1333 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1334 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1335 (vect_analyze_pointer_ref_access): Check that the initial condition of
1336 the access function is loop invariant.
1338 2005-01-09 Richard Henderson <rth@redhat.com>
1340 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1341 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1342 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1343 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1344 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1345 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1346 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1347 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1348 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1349 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1350 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1351 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1352 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1353 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1354 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1355 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1356 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1357 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1358 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1359 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1360 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1361 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1362 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1364 (mmx_clrdi, pavgusb): Remove.
1365 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1366 with leading sse_ prefix.
1367 * config/i386/sse.md: Receive them.
1368 * config/i386/mmx.md: New file.
1369 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1370 (subrv2sf3): Turn into expander for normal subtraction.
1371 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1372 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1373 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1374 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1375 commutative; use ix86_binary_operator_ok.
1376 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1377 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1378 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1379 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1380 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1381 Macroize from existing patterns; use ix86_binary_operator_ok.
1382 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1383 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1384 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1385 with vec_select+vec_concat.
1386 (mmx_pshufw, mmx_pshufw_1): Likewise.
1387 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1388 (mmx_uavgv4hi3): Model correctly.
1389 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1390 _mm_xor_si64): Remove casts.
1392 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1394 PR tree-optimization/19224
1395 * tree-scalar-evolution.c (get_instantiated_value,
1396 set_instantiated_value): New functions.
1397 (instantiate_parameters_1): Cache the results.
1398 (instantiate_parameters, resolve_mixers): Initialize and free
1401 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1403 * config/i386/i386.md (addhi_4): Correct reference in comment.
1406 2005-01-08 Richard Henderson <rth@redhat.com>
1408 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1409 (_mm_cvtsi128_si64x): Likewise.
1410 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1411 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1412 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1413 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1414 * config/i386/i386-protos.h: Update.
1415 * config/i386/i386.c (print_operand): Add 'H'.
1416 (ix86_fixup_binary_operands): Split out from ...
1417 (ix86_expand_binary_operator): ... here.
1418 (ix86_fixup_binary_operands_no_copy): New.
1419 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1420 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1421 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1422 (safe_vector_operand): Use CONST0_RTX.
1423 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1424 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1425 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1426 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1428 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1429 (IX86_BUILTIN_CMPNGESS): New.
1430 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1431 (attr type): Add sselog1.
1432 (attr unit, attr memory): Handle it.
1433 (movti, movti_internal, movti_rex64): Move near other integer moves.
1434 (movtf, movtf_internal): Move near other fp moves.
1435 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1436 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1437 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1438 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1439 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1440 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1441 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1442 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1443 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1444 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1445 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1446 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1447 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1448 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1449 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1450 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1451 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1452 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1453 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1454 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1455 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1456 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1457 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1458 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1459 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1460 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1461 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1462 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1463 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1464 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1465 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1466 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1467 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1468 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1469 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1470 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1471 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1472 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1473 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1474 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1475 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1476 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1477 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1478 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1480 (SSEPUSH, push<SSEPUSH>): Remove.
1481 (MMXPUSH, push<MMXPUSH>): Remove.
1482 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1483 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1484 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1485 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1486 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1487 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1488 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1489 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1490 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1491 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1492 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1493 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1494 (ppro_sse_log_V4SF): Handle sselog1.
1495 * config/i386/predicates.md (const_0_to_1_operand): New.
1496 (const_0_to_255_mul_8_operand): New.
1497 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1498 (const_2_to_3_operand, const_4_to_7_operand): New.
1499 * config/i386/sse.md: New file.
1500 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1501 (sse_movups): Rename from sse_movups_1.
1502 (sse_loadlss): Rename from sse_loadss_1.
1503 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1505 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1506 (absv4sf2, negv2df, absv2df): New.
1507 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1508 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1509 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1510 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1511 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1512 (sse3_addsubv4sf3): Model correctly.
1513 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1514 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1515 (sse_movhlps): Model with vec_select+vec_concat.
1516 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1517 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1518 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1519 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1520 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1521 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1522 sse2_pshufhw_1): Likewise.
1523 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1524 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1525 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1526 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1527 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1528 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1529 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1530 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1531 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1532 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1533 sminv8hi3): Mark commutative
1534 operands. Use ix86_binary_operator_ok.
1535 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1536 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1537 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1538 sse2_punpcklqdq): Allow operand2 in memory.
1539 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1540 sse2_movsd): Add memory alternatives.
1541 (sse_storelps): Turn expander into an insn; split after reload.
1542 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1543 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1545 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1547 * configure.ac (DWARF-2 debug_line): Use objdump.
1548 * configure: Regenerate.
1550 2005-01-08 Jeff Law <law@redhat.com>
1551 Diego Novillo <dnovillo@redhat.com>
1553 PR tree-optimization/18241
1554 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1555 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1556 statements with volatile operands.
1557 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1558 operands after marking a statement with has_volatile_ops.
1560 2005-01-08 Roger Sayle <roger@eyesopen.com>
1562 * tree.c (int_fits_type_p): Always honor integer constant
1563 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1565 2005-01-08 Roger Sayle <roger@eyesopen.com>
1567 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1568 the latent bug in rtl_delete_block has been resolved.
1570 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1572 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1573 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1575 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1577 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1578 library as @multilib_dir@/$(SHLIB_SONAME).
1580 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1582 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1583 * configure: Regenerate.
1585 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1587 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1590 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1593 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1594 Convert non-word aligned offset address using ld/std into
1597 2005-01-07 Richard Henderson <rth@redhat.com>
1599 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1601 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1603 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1605 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1607 PR tree-optimization/19283
1608 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1609 is not shorter than the original type.
1611 PR rtl-optimization/19012
1612 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1614 PR rtl-optimization/18861
1615 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1616 (FULL_STATE): Define.
1617 (mark_tablejump_edge): New function.
1618 (purge_dead_tablejump_edges): New function.
1619 (find_bb_boundaries): Use it.
1621 PR tree-optimization/18828
1622 * builtins.c (expand_builtin_next_arg): Remove argument and all
1623 the argument checking.
1624 (expand_builtin): Adjust caller.
1625 (expand_builtin_va_start): Likewise. Remove error for too many
1627 (fold_builtin_next_arg): Issue error for too many arguments.
1628 After checking arguments, replace them with magic arguments that
1629 prevent further checking of the args.
1631 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1633 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1635 2005-01-06 Roger Sayle <roger@eyesopen.com>
1638 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1639 and %{.S:...} (and their negative variants) to test whether the
1640 input file is assembler or pre-processed-assembler independent of
1641 the actual filename extension.
1643 2005-01-06 Roger Sayle <roger@eyesopen.com>
1645 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1646 of sign or zero extended values.
1648 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1650 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1651 for IBM long double format correctly.
1653 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1655 Fix PR tree-optimization/18792
1657 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1658 to first_loop_depth, and use loop depth instead of loop number.
1659 (build_classic_dir_vector): Ditto.
1660 (compute_data_dependences_for_loop): Use depth, not loop number.
1661 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1662 number. Pass in loops, instead of loop numbers.
1663 (gather_interchange_stats): Ditto.
1664 (linear_transform_loops): Ditto.
1666 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1669 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1670 biv_fits_mode_p, extension_within_bounds_p): New functions.
1671 (check_ext_dependent_givs): Use them.
1673 2005-01-06 Roger Sayle <roger@eyesopen.com>
1675 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1676 more than one barrier, in which case we should delete them all.
1678 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1680 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1682 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1684 Fix PR middle-end/19286
1686 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1687 output this subprogram, simply ignore this attempt to do it again.
1688 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1689 origin attribute if it's not possible.
1690 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1691 (decls_for_scope): Ditto.
1692 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1693 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1695 2005-01-05 Richard Henderson <rth@redhat.com>
1698 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1699 (bdesc_2arg): Use it.
1700 (ix86_expand_binop_builtin): Force operands into registers
1702 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1703 ix86_expand_sse_compare, ix86_expand_sse_comi,
1704 ix86_expand_builtin): Likewise.
1706 2005-01-05 Richard Henderson <rth@redhat.com>
1708 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1710 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1711 (mulv4hi3): Set itanium_class mmmul.
1712 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1713 (fpack): Rename from fpack_sfsf.
1715 2005-01-05 Richard Henderson <rth@redhat.com>
1718 * reload1.c (do_input_reload): Restrict the optimization deleteing
1719 a previous output reload to RELOAD_FOR_INPUT.
1721 2005-01-05 Steven Bosscher <stevenb@suse.de>
1723 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1724 comment that we fall through after case.
1725 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1726 (distribute_links): Likewise.
1727 * cse.c (cse_insn): Likewise.
1728 * cselib.c (cselib_invalidate_mem): Likewise.
1729 * df.c: Update comments at the top of the file.
1730 (read_modify_subreg_p): Update comments here too.
1731 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1732 * flow.c (mark_set_1): Likewise.
1733 (mark_used_regs): Likewise.
1734 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1735 (canon_list_insert): Likewise.
1736 (mark_set): Likewise.
1737 (try_replace_reg): Likewise.
1738 (store_killed_in_insn): Likewise.
1739 * loop.c (count_one_set): Likewise.
1740 (basic_induction_var): Likewise.
1741 * postreload-gcse.c (find_mem_conflicts): Likewise.
1742 * postreload.c (reload_combine_note_store): Likewise.
1743 (move2add_note_store): Likewise.
1744 * reload.c (find_equiv_reg): Likewise.
1745 (mark_referenced_resources): Likewise.
1746 * rtlanal.c (set_noop_p): Likewise.
1747 (note_stores): Likewise.
1748 (note_uses): Likewise.
1749 * sched-deps.c (sched_analyze_1): Likewise.
1750 * sched-rgn.c (check_live_1): Likewise.
1751 (update_live_1): Likewise.
1752 * config/i860/i860.c: Likewise.
1754 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1756 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1758 * doc/rtl.texi: Update documentation for bit-fields and SET.
1760 2005-01-05 Roger Sayle <roger@eyesopen.com>
1762 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1764 2005-01-05 Jan Hubicka <jh@suse.cz>
1765 Richard Henderson <rth@redhat.com>
1768 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1771 2005-01-05 Richard Henderson <rth@redhat.com>
1774 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1775 (sse_shufps): Change operand 3 to const_int_operand.
1776 (sse2_storelps): Fix typo in template.
1777 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1778 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1779 (ix86_expand_builtin): Likewise.
1781 2005-01-05 Julian Brown <julian@codesourcery.com>
1783 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1784 as aggregates for AAPCS ABIs.
1786 2005-01-05 Stan Shebs <shebs@apple.com>
1788 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1789 Mach-O getters if ppc64.
1790 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1792 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1793 signed four-byte field for global code case.
1794 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1796 2005-01-05 Roger Sayle <roger@eyesopen.com>
1799 * c-common.c: Include real.h.
1800 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1801 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1802 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1803 * Makefile.in (c-common.o): Update dependencies.
1805 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1807 * c-parse.in (asm_string): Add trailing semicolon.
1809 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1811 * c-parse.in (asm_string): New. Don't allow wide strings in
1813 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1814 asm_string instead of STRING.
1816 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1818 * c-typeck.c (constructor_no_implicit): Remove.
1819 (set_designator, process_init_element): Don't check
1820 constructor_no_implicit.
1822 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1823 Kaz Kojima <kkojima@gcc.gnu.org>
1826 * lcm.c (create_pre_exit): New.
1827 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1828 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1830 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1832 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1833 -msoft-float in target_float_switch.
1834 * arm.c (arm_override_options): Fix processing of target_float_switch.
1836 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1838 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1841 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1843 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1844 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1846 2005-01-04 Roger Sayle <roger@eyesopen.com>
1848 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1849 if deleting the then-block allows the test-block to fallthru to the
1852 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1855 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1856 after the full declaration if the are in two different TUs.
1858 2005-01-04 Richard Henderson <rth@redhat.com>
1861 * tree-sra.c (generate_one_element_init): Just
1862 call gimplify_and_add.
1863 (generate_element_init): Record the
1864 new referenced variables and mark them for renaming
1865 and split out to ...
1866 (generate_element_init_1): This.
1867 (scalarize_init): Don't call push_gimplify_context/
1868 pop_gimplify_context.
1870 2005-01-04 Geoffrey Keating <geoffk@apple.com>
1872 * toplev.c (get_src_pwd): Handle failure of getpwd().
1874 2005-01-04 Roger Sayle <roger@eyesopen.com>
1876 * fold-const.c (fold_single_bit_test): Delete unreachable handling
1878 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
1879 all the cases handled by it are inverted by invert_truthvalue.
1881 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1883 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
1884 (save_register_windowsi): Likewise.
1886 2005-01-04 Richard Henderson <rth@redhat.com>
1888 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
1890 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1893 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
1894 any simplifications of vector mode comparison operators.
1895 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
1897 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
1898 Devang Patel <dpatel@apple.com>
1900 PR tree-optimization/18308
1901 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
1902 the operands before creating a new expression.
1903 * dojump.c (do_jump): Make drop_through_label available
1904 for all cases. Add expansion of COND_EXPR.
1906 2005-01-04 Ira Rosen <irar@il.ibm.com>
1908 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
1909 INTEGER_CST instead of TREE_CONSTANT.
1910 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
1911 instead of TREE_CONSTANT.
1912 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
1913 instead of TREE_CONSTANT.
1915 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
1917 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
1919 2005-01-04 Uros Bizjak <uros@kss-loka.si>
1922 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
1923 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
1925 2005-01-03 Richard Henderson <rth@redhat.com>
1927 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
1928 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
1929 fold_convert_const_real_from_real): Split out from ...
1930 (fold_convert_const): ... here.
1932 2005-01-03 Richard Henderson <rth@redhat.com>
1935 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
1936 (mov<MMXMODEI>_internal): Likewise.
1937 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
1938 Add V2SF case; use it for SSE1; don't use TI.
1939 (movdf_integer): Likewise.
1940 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
1942 2005-01-03 Ira Rosen <irar@il.ibm.com>
1944 * tree-vectorizer.c (vect_strip_conversions): New function.
1945 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
1946 check for binary class.
1948 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
1952 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
1954 * gimple-low.c (mark_blocks_with_used_vars): New function.
1955 (mark_blocks_with_used_subblocks): Ditto.
1956 (mark_used_blocks): Ditto.
1957 (pass_mark_used_blocks): New pass.
1958 * tree-inline.c: Include debug.h.
1959 (expand_call_inline): Call outlining_inline_function here.
1960 * tree-optimize.c (init_tree_optimization_passes): Add
1961 pass_mark_used_blocks.
1962 * tree-pass.h (pass_mark_used_blocks): New.
1963 * Makefile.in (tree-inline.o): Add debug.h dependency.
1965 2005-01-03 Geoffrey Keating <geoffk@apple.com>
1967 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
1968 VAR_DECLs to have weak_import attribute.
1970 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
1973 2004-01-03 Steven Bosscher <stevenb@suse.de>
1975 * passes.c (rest_of_compilation): Don't run regmove if only
1976 flag_expensive_optimizations, require flag_regmove instead.
1978 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
1980 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
1982 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
1983 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1984 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
1985 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
1987 2005-01-03 Richard Henderson <rth@redhat.com>
1989 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
1990 (ia64_const_ok_for_letter_p): New.
1991 (ia64_const_double_ok_for_letter_p): New.
1992 (ia64_extra_constraint): New.
1993 (ia64_expand_vecint_compare): New.
1994 (ia64_expand_vcondu_v2si): New.
1995 (ia64_expand_vecint_cmov): New.
1996 (ia64_expand_vecint_minmax): New.
1997 (ia64_print_operand): Add 'v'.
1998 (ia64_preferred_reload_class): New.
1999 (ia64_vector_mode_supported_p): New.
2000 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2001 (PREFERRED_RELOAD_CLASS): Move to function.
2002 (CONST_OK_FOR_LETTER_P): Move to function.
2003 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2004 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2005 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2006 (EXTRA_CONSTRAINT): Move to function.
2007 * config/ia64/ia64.md: Include vect.md.
2008 (itanium_class): Add mmalua.
2010 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2012 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2013 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2015 (const_int_2bit_operand): New.
2016 (fr_reg_or_0_operand): New.
2017 * config/ia64/ia64-modes.def: Add vector modes.
2018 * config/ia64/ia64-protos.h: Update.
2019 * config/ia64/vect.md: New file.
2021 2005-01-03 Richard Henderson <rth@redhat.com>
2023 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2025 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2028 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2030 (log1pdf2): Change mode of operands[0,1] to DFmode.
2032 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2034 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2035 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2036 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2037 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2038 SPARC_RELAXED_ORDERING.
2040 2005-01-03 Richard Henderson <rth@redhat.com>
2041 Uros Bizjak <uros@kss-loka.si>
2044 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2045 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2046 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2048 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2049 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2050 const_pow2_1_to_128_operand): New predicates.
2052 2005-01-02 Greg McGary <greg@mcgary.org>
2054 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2056 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2057 object. [ptr_type]: Remove unused variable.
2058 Remember nearest addressable array-element or record-component
2059 when checking bitfield components. Tolerate empty BIND_EXPR.
2061 2005-01-01 Richard Henderson <rth@redhat.com>
2063 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2064 that don't narrow the value. Fail for other conversions.
2066 2005-01-01 Richard Henderson <rth@redhat.com>
2069 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2070 * c-lang.c (finish_file): Don't do it here.
2071 * objc/objc-act.c (objc_finish_file): Likewise.
2073 * cgraph.c (decl_assembler_name_equal): New.
2074 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2075 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2076 * cgraph.h (struct cgraph_varpool_node): Add next.
2077 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2078 * varasm.c (assemble_alias): Mark the target as needed.
2080 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2083 * function.c (get_arg_pointer_save_area): Use entry_of_function
2084 instead of get_insns.
2086 2005-01-01 Roger Sayle <roger@eyesopen.com>
2087 Andrew Pinski <pinskia@physics.uc.edu>
2088 James E. Wilson <wilson@specifixinc.com>
2090 PR rtl-optimization/12092
2091 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2094 2005-01-01 Roger Sayle <roger@eyesopen.com>
2095 Olivier Hainque <hainque@act-europe.fr>
2097 * tree.c (int_fits_type_p): A narrower type always fits in a
2098 wider one, except for negative values into unsigned types.
2100 2005-01-01 Roger Sayle <roger@eyesopen.com>
2102 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2103 with the original constant rather than require TREE_OVERFLOW.
2105 2005-01-01 Steven Bosscher <stevenb@suse.de>
2108 * c-decl.c (finish_function): If compiling C99, annotate the
2109 compiler generated return with the current file name and line 0.
2110 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2111 the source line is greater than 0.
2112 (remove_bb): Likewise.
2114 See ChangeLog.12 for earlier changes.