1 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
3 * sh.c (ra.h): Don't #include.
4 (hard_regs_intersect_p): New function, resurrected from ra.c.
6 * sh.c: Fix 1996 Copyright.
8 2005-01-24 Richard Henderson <rth@redhat.com>
9 Aldy Hernandez <aldyh@redhat.com>
11 * regrename.c (note_sets): Handle subregs.
13 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
16 * genconditions.c (write_header, write_conditions): Elide file if
19 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
21 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
22 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
25 2005-01-24 Jakub Jelinek <jakub@redhat.com>
27 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
28 expand_builtin_printf, expand_builtin_fprintf,
29 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
30 checking against POINTER_TYPE.
31 (validate_arglist): Handle POINTER_TYPE code by checking
34 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
36 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
38 (for_each_rtx): Call for_each_rtx_1.
39 * rtl.h (init_rtlanal): Declare.
40 * toplev.c (backend_init): Call init_rtlanal.
42 2005-01-24 Jakub Jelinek <jakub@redhat.com>
44 * flow.c (propagate_one_insn): Formatting.
47 * flow.c (libcall_dead_p): Be more conservative if unsure.
48 If there are any instructions between insn and call, see if they are
49 all dead before saying the libcall is dead.
51 2005-01-24 Uros Bizjak <uros@kss-loka.si>
53 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
54 operand constraint for operand 0.
56 2005-01-23 Richard Henderson <rth@redhat.com>
59 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
60 edges leading to join block.
62 2005-01-23 Roger Sayle <roger@eyesopen.com>
64 * expmed.c (expand_mult_highpart): Make static. Change type of
65 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
66 (expand_divmod): Updates calls to expand_mult_highpart by using
67 gen_int_mode to pass a CONST_INT rtx.
68 * rtl.h (expand_mult_highpart): Remove prototype.
70 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
72 * flow.c (regset_bytes, regset_size): Remove.
74 * cfganal.c: Fix a reference to Harvey's paper.
76 2005-01-23 Steven Bosscher <stevenb@suse.de>
78 PR rtl-optimization/19464
79 * tree-optimize.c (init_tree_optimization_passes): Add one more
80 copyrename pass just before out-of-ssa.
82 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
85 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
86 * ggc-none.c (ggc_free): Define.
88 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
90 * cse.c (max_reg, max_insn_uid): Remove.
91 (cse_main): Don't access max_reg or max_insn_uid.
93 * c-common.c (explicit_flag_signed_bitfields,
94 lang_statement_code_p, lang_expand_function_end): Remove.
95 * c-common.h: Remove the corresponding declarations.
96 * c-opts.c (c_common_handle_option): Remove all write access
97 to explicit_flag_signed_bitfields.
99 * cgraph.c (cgraph_varpool_n_nodes): Remove.
100 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
101 * cgraph.h: Remove the corresponding declaration.
103 * gcse.c (null_pointer_info): Remove.
105 2005-01-23 Roger Sayle <roger@eyesopen.com>
106 Eric Botcazou <ebotcazou@libertysurf.fr>
108 * combine.c (simplify_logical): Only simplify logical expressions
109 of the form ior(and(x,y),z) by the inverse distributive law if the
110 result is cheaper than the original.
112 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
114 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
115 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
116 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
117 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
118 config/freebsd-spec.h, config/arm/arm.h,
119 config/h8300/h8300.md, config/i386/i386.md,
120 config/i386/predicates.md, config/i386/sse.md,
121 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
122 config/vax/vax.md: Fix comment typos. Follow spelling
125 2005-01-23 Steven Bosscher <stevenb@suse.de>
127 * gengtype.c (walk_type): Produce `not equal to' compares for loop
128 tests, instead of `less than'.
130 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
132 * function.c (assign_parm_setup_block): When creating a new stack slot
133 for a parameter, get its alignment from the parameter's DECL_ALIGN
134 rather than the type's TYPE_ALIGN. Make sure that the parameter
135 is at least word aligned.
137 2005-01-22 Roger Sayle <roger@eyesopen.com>
140 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
142 2005-01-22 Richard Henderson <rth@redhat.com>
145 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
146 in both compare operands.
147 (movdfcc_1_sse_max): Likewise.
148 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
149 (movdfcc_1_sse): Likewise.
150 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
151 scratch register as needed.
153 2005-01-22 Richard Henderson <rth@redhat.com>
155 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
157 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
159 2005-01-22 Richard Henderson <rth@redhat.com>
161 * genopinit.c (optabs): Use smin/smax for floating point too.
162 * doc/md.texi: Update to match. Clarify that floating point
163 results are undefined for +0/-0 and NaN.
164 * doc/rtl.texi: Likewise.
165 * rtl.def (SMIN, SMAX): Likewise
166 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
168 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
169 leading 's' to the name.
170 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
171 smaxxf3, sminxf3): Likewise.
172 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
175 2005-01-22 Paul Brook <paul@codesourcery.com>
177 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
179 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
181 * config/s390/s390.c (struct processor_costs): New fields
182 dlgr, dlr, dr, dsgfr, dsgr.
183 (z900_cost, z990_cost): Values for new fields.
184 (s390_rtx_costs): New cases MEM und COMPARE in switch
185 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
186 DIV, MOD, UDIV, UMOD.
188 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
190 * config/s390/s390.md ("doloop_si64"): Reload input value directly
191 into the register being decremented.
192 ("doloop_si31", "doloop_di"): Likewise.
193 ("*doloop_si_long"): Adapt pattern.
195 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
197 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
199 (CLASS_MAX_NREGS): Likewise.
201 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
203 * doc/tree-ssa.texi (Statement Operands): Add example for new
204 must-def macro. Note deprecation of old operands interface.
206 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
208 PR tree-optimization/19484
209 * tree-cfg.c (remove_fallthru_edge): New function.
210 (cleanup_control_flow): Remove fallthru edges from calls that are
211 now known not to return.
213 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
215 Fix PR tree-optimization/19038
216 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
217 copies with loop variant ones.
219 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
221 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
222 config/alpha/alpha-protos.h, config/alpha/alpha.h,
223 config/alpha/alpha.md, config/alpha/predicates.md,
224 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
225 config/sparc/sol2.h: Update copyright.
227 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
228 first label to see if it is a nonlocal label.
230 2005-01-22 David Edelsohn <edelsohn@gnu.org>
231 Andrew Pinski <pinskia@physics.uc.edu>
234 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
235 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
237 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
239 * config/rs6000/rtems.h: Update copyright.
241 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
244 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
245 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
246 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
248 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
251 * c-typeck.c (convert_arguments): Check for error_mark_node.
253 2005-01-21 Ian Lance Taylor <ian@airs.com>
255 PR tree-optimization/13000
256 * tree-inline.c: Include "tree-flow.h".
257 (expand_call_inline): If warn_return_type, warn if non-void inline
258 function falls through.
259 * tree-cfg.c (execute_warn_function_return): Don't warn about
260 control reaching end if TREE_NO_WARNING is set. Set
262 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
264 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
265 branch if we don't need one.
266 * c-typeck.c: Include "tree-flow.h"
267 (c_finish_bc_stmt): Don't add a goto if the current statement
268 list doesn't fall through to the current point.
270 2005-01-21 Roger Sayle <roger@eyesopen.com>
272 PR rtl-optimization/576
273 * real.c (real_arithmetic): Change return type from void to bool
274 to return an indication that the result may be inexact.
275 * real.h (real_arithmeric): Update prototype.
276 * fold-const.c (const_binop): Don't constant fold floating
277 point expressions when the user specifies -frounding-math and
278 the result may depend upon the run-time rounding mode.
279 (fold_convert_const_real_from_real): Clean-up.
280 (fold_initializer): Ignore flag_rounding_math for initializers.
281 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
282 constant fold FP operations with flag_rounding_math if the
283 result may depend upon the run-time rounding mode.
285 2005-01-21 Tom Tromey <tromey@redhat.com>
287 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
289 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
291 * tree-cfg.c: Fix comment typos.
293 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
295 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
296 around the call to rest_of_handle_branch_target_load_optimize.
298 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
300 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
301 (sparc64-*-openbsd*): Likewise.
302 (sparclite-*-elf*): Include tm-dwarf2.h.
303 (sparc86x-*-elf*): Likewise.
304 (sparc64-*-elf*): Likewise.
305 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
306 (DBX_DEBUGGING_INFO): Likewise.
307 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
308 (PREFERRED_DEBUGGING_TYPE): Likewise.
309 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
310 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
311 (PREFERRED_DEBUGGING_TYPE): Likewise.
312 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
313 (PREFERRED_DEBUGGING_TYPE): Likewise.
314 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
316 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
319 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
321 2005-01-20 Paul Brook <paul@codesourcery.com>
323 * doc/rtl.texi: Document value extension requirements for CONST_INT.
325 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
327 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
328 label is first in a sequence of labels.
330 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
332 2005-01-20 Janis Johnson <janis187@us.ibm.com>
333 Giovanni Bajo <giovannibajo@gcc.gnu.org>
335 * doc/sourcebuild.texi (Test Directives): New.
337 2005-01-20 Roger Sayle <roger@eyesopen.com>
339 * real.c (real_floor): Don't leave the result uninitialized when
340 mode is VOIDMode, but return the unrounded intermediate value.
341 (real_ceil): Likewise.
343 2005-01-20 Paul Brook <paul@codesourcery.com>
345 * config/arm/arm.md (insv): Use gen_int_mode.
347 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
349 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
350 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
351 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
352 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
353 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
355 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
358 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
359 fbreg, so we have to assume we can't.
360 (loc_descriptor_from_tree_1): Ditto.
361 (containing_function_has_frame_base): New function.
362 (add_location_or_const_value_attribute): Use it.
363 Also try to generate a frame_base from a single element location
366 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
368 PR tree-optimization/15349
369 * timevar.def (TV_TREE_MERGE_PHI): New.
370 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
372 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
373 calls to tree_forwarder_block_p.
374 (remove_forwarder_block_with_phi, merge_phi_nodes,
375 gate_merge_phi, pass_merge_phi): New.
376 * tree-optimize.c (init_tree_optimization_passes): Add
378 * tree-pass.h: Add an extern for pass_merge_phi;
380 2005-01-20 Richard Henderson <rth@redhat.com>
383 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
384 (_mm_castps_pd, _mm_castps_si128): New.
385 (_mm_castsi128_ps, _mm_castsi128_pd): New.
387 2005-01-20 Richard Henderson <rth@redhat.com>
390 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
391 __builtin_ia32_vec_init_v2si.
392 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
393 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
394 (ix86_init_mmx_sse_builtins): Create it.
395 (ix86_expand_builtin): Expand it.
396 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
397 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
398 (vec_extractv2si_0, vec_extractv2si_1): New.
400 2005-01-20 Richard Henderson <rth@redhat.com>
403 * config/i386/i386.c (ix86_expand_push): New.
404 * config/i386/mmx.md (push<MMXMODE>1): New.
405 * config/i386/sse.md (push<SSEMODE>1): New.
406 * config/i386/i386-protos.h: Update.
408 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
410 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
413 2005-01-20 Richard Henderson <rth@redhat.com>
415 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
416 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
418 2005-01-19 Richard Henderson <rth@redhat.com>
421 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
422 to V4SFmode in SSE1 fallback load path.
424 2005-01-19 Richard Henderson <rth@redhat.com>
426 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
427 in QImode expansion to ix86_expand_vector_set.
428 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
430 2005-01-19 Richard Henderson <rth@redhat.com>
433 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
434 subclass of the input class.
435 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
436 Always true for cross-SSE1 classes. Rationalize conditionals.
437 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
438 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
439 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
440 (movdi_2): Add MMX/SSE zeros.
441 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
442 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
443 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
444 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
445 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
446 (zero_extendsidi2_rex64_1): Remove.
447 (MOV0 peephole): Check GENERAL_REG_P.
449 2005-01-19 Richard Henderson <rth@redhat.com>
452 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
454 (ix86_expand_vector_extract): Likewise.
456 2005-01-19 Richard Henderson <rth@redhat.com>
459 * expr.c (emit_move_change_mode): New argument force; use
460 simplify_gen_subreg if true.
461 (emit_move_via_alt_mode): Merge into ...
462 (emit_move_via_integer): ... here.
463 (emit_move_ccmode): Use emit_move_change_mode directly.
465 2005-01-19 Richard Henderson <rth@redhat.com>
468 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
469 (alpha_preferred_reload_class): Handle CONST_VECTOR.
470 (alpha_emit_set_const_1): Add no_output parameter; don't emit
472 (alpha_emit_set_const): Likewise. Make static.
473 (alpha_emit_set_long_const): Make static.
474 (alpha_extract_integer): Split out from alpha_expand_mov.
475 (alpha_split_const_mov): Likewise.
476 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
477 (alpha_legitimate_constant_p): New.
478 * config/alpha/alpha-protos.h: Update.
479 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
480 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
481 * config/alpha/alpha.md (movsi): Add n alternative.
482 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
483 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
484 (splitters for all of the above): Use alpha_split_const_mov.
485 * config/alpha/predicates.md (non_add_const_operand): New.
486 (non_zero_const_operand): New.
487 (input_operand): Use alpha_legitimate_constant_p after reload.
489 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
491 PR tree-optimization/19038
492 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
493 (add_candidate): Add ivs with increment in latch only if
494 allow_ip_end_pos_p is true.
495 (determine_iv_cost): Use empty_block_p.
497 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
499 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
500 (compute_dominance_frontiers): Ditto.
502 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
505 * config/sh/t-rtems: New.
506 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
508 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
510 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
511 the offset of the selected field.
513 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
515 * tree-cfg.c (remove_forwarder_block): Fix the check to
516 prevent a nonlocal label from appearing in the middle of a
519 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
521 PR rtl-optimization/19462
522 * reorg.c (find_end_label): Create return insn only if
523 current_function_epilogue_delay_list is empty.
525 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
527 * doc/passes.texi: Remove paragraph mentioning new-ra.
529 2005-01-19 Jakub Jelinek <jakub@redhat.com>
531 PR rtl-optimization/15139
532 * combine.c: Include params.h.
533 (count_rtxs): New function.
534 (record_value_for_reg): If replace_rtx would replace at least
535 2 occurrences of REG in VALUE and TEM is really large, replace REG with
536 (clobber (const_int 0)) instead of TEM.
537 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
538 * params.h (MAX_LAST_VALUE_RTL): New.
539 * Makefile.in (combine.o): Depend on $(PARAMS_H).
540 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
543 * c-typeck.c (digest_init): Only call build_vector if all constructor
544 elements are *_CST nodes.
545 * gimplify.c (gimplify_init_constructor): Likewise.
548 * c-typeck.c (digest_init): Only call build_vector if inside_init
551 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
553 * toplev.c (init_asm_output): Remove dead #ifdef.
555 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
557 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
559 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
561 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
562 accessing DECL_FUNCTION_CODE.
563 * dojump.c (do_jump): Likewise.
564 * gimplify.c (gimplify_call_expr): Likewise.
565 * predict.c (expr_expected_value): Likewise.
566 (strip_builtin_expect): Likewise.
567 * tree-inline.c (estimate_num_insns_1): Likewise.
568 * tree-ssa-loop-im.c (stmt_cost): Likewise
569 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
570 (tree_expr_nonnegative_p): Likewise.
572 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
574 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
575 variant of the load_pcrel_sym pattern.
576 * config/sparc/sparc.md (P macro): Move to the top.
577 (load_pcrel_sym): Macroize using P.
578 (save_register_window): Likewise.
580 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
582 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
585 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
588 * c-typeck.c (build_asm_expr): Strip nops off
589 input memory operands.
591 2005-01-18 David Edelsohn <edelsohn@gnu.org>
593 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
594 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
595 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
596 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
598 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
601 * config/i386/i386.c (override_options): If the 80387 is disabled,
602 then do not return FP values using FP registers.
604 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
606 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
607 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
608 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
609 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
610 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
611 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
612 output.h, postreload-gcse.c, postreload.c, recog.c,
613 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
614 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
615 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
616 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
617 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
618 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
619 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
620 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
622 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
623 config/alpha/alpha.c, config/arm/vfp.md,
624 config/i386/emmintrin.h, config/i386/i386-modes.def,
625 config/i386/i386-protos.h, config/i386/i386.h,
626 config/i386/pmmintrin.h, config/i386/ppro.md,
627 config/i386/predicates.md, config/i386/xmmintrin.h,
628 config/i860/i860.c, config/ia64/ia64-modes.def,
629 config/ia64/ia64-protos.h, config/ia64/ia64.h,
630 config/ia64/ia64.md, config/ia64/itanium1.md,
631 config/ia64/itanium2.md, config/ia64/predicates.md,
632 config/iq2000/iq2000.h, config/mips/linux64.h,
633 config/rs6000/aix41.h, config/rs6000/aix43.h,
634 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
635 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
636 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
637 config/sparc/linux64.h, config/sparc/litecoff.h,
638 config/sparc/sp64-elf.h, config/sparc/sparc.c,
639 config/sparc/sparc.h, config/sparc/sparc.md,
640 config/sparc/sysv4-only.h: Update copyright.
642 2005-01-18 Richard Henderson <rth@redhat.com>
645 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
647 2005-01-18 Marc Espie <espie@openbsd.org>
648 * config/i386/openbsdelf.h: Typo.
650 2005-01-18 Richard Henderson <rth@redhat.com>
652 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
653 special case for sse.
654 * config/i386/predicates.md (sse_comparison_operator): Likewise.
656 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
658 * tree-inline.c (estimate_num_insns_1): Added cases for
659 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
661 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
663 PR rtl-optimization/19296
664 * combine.c (simplify_comparison): Rewrite the condition under
665 which a non-paradoxical SUBREG of a PLUS can be lifted when
666 compared against a constant.
668 2005-01-18 Andi Kleen <ak@muc.de>
670 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
671 * c.opt (-Wpointer-sign): Add.
672 * doc/invoke.texi: (-Wpointer-sign): Add.
674 2005-01-18 Uros Bizjak <uros@kss-loka.si>
676 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
677 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
678 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
679 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
680 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
681 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
682 for TARGET_MIX_SSE_I387.
683 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
684 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
685 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
686 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
687 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
688 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
690 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
693 2005-01-18 Uros Bizjak <uros@kss-loka.si>
696 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
697 Add movaps alternative for xmm reg->reg move.
699 2005-01-17 Jeff Law <law@redhat.com>
701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
702 at the end of the main DOM loop rather than just before DOM exits.
704 2005-01-17 Diego Novillo <dnovillo@redhat.com>
706 PR tree-optimization/19121
707 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
708 adding aliases to a name tag, also add them to the pointer's
710 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
711 sensitive alias info at all. Only check that the two pointers
712 have compatible pointed-to sets.
713 * tree-ssa.c (verify_name_tags): Verify that the alias set of
714 a pointer's type tag is a superset of the alias set of the
717 2005-01-17 James E Wilson <wilson@specifixinc.com>
720 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
721 comment to document why.
723 2005-01-17 Richard Henderson <rth@redhat.com>
725 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
726 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
727 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
728 sse2_vmsminv2df3_finite): New.
729 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
730 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
731 Force op1 into register.
733 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
735 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
736 bubblestrap from always rebuilding build directory.
738 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
740 * config/s390/s390.md ("*clc"): Remove incorrect '='.
741 ("*cmpmem_short"): Likewise.
743 2005-01-17 Steven Bosscher <stevenb@suse.de>
745 * basic-block.h: Document BB_* flags.
746 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
747 use an sbitmap instead.
748 * sched-rgn.c (compute_trg_info): Likewise.
750 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
752 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
753 redundant target_cpu_default and extra_parts lines. Use the default
755 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
756 (SUBTARGET_EXTRA_SPECS): Delete.
757 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
758 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
759 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
760 and "n32" for -mabi=n32.
762 2005-01-17 Ian Lance Taylor <ian@airs.com>
765 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
766 fold constant variables into initial values.
768 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
770 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
772 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
773 through the statements backward.
775 2005-01-17 Ian Lance Taylor <ian@airs.com>
778 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
779 a variable set to the return value of the inlined function.
781 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
783 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
784 when modes are tieable.
786 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
788 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
789 of pthread_create to find out if threads are enabled.
790 * gthr-posix95.h (__gthread_active_p): Likewise.
792 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
794 * common.opt (-fnew-ra): Remove.
796 * toplev.h (flag_new_regalloc): Remove.
797 * Makefile.in (ra*.*): Don't mention.
798 * passes.c (rest_of_handle_new_regalloc): Remove.
799 (rest_of_handle_combine, rest_of_compilation): Always consider
800 flag_new_regalloc as false.
801 * doc/invoke.texi: Don't document -fnew-ra.
803 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
805 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
806 last parameter to reg_scan.
807 * loop.c (loop_optimize): Likewise.
808 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
809 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
810 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
811 rest_of_handle_gcse, rest_of_handle_loop_optimize,
812 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
813 * regclass.c (reg_scan): Likewise, for the declaration.
814 * rtl.h (reg_scan): Likewise, for the prototype.
816 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
818 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
821 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
823 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
824 (compute_avail): Uses don't go in tmp_gen.
826 2005-01-16 Steven Bosscher <stevenb@suse.de>
828 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
829 loop to look for a free slot in a page entry.
831 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
834 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
835 * toplev.c (compile_file): Call process_pending_assemble_output_defs
836 just before targetm.asm_out.file_end.
837 * tree.h (process_pending_assemble_output_defs): Declare.
838 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
840 (assemble_alias): Defer generation of assembly code for defines when
841 TARGET_DEFERRED_OUTPUT_DEFS is true.
842 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
843 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
844 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
846 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
849 * pa.c (pa_scalar_mode_supported_p): New function.
850 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
851 * pa.h (MIN_UNITS_PER_WORD): Add comment.
853 * pa-protos.h (prefetch_operand): Delete.
854 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
855 * pa.c (prefetch_operand): Delete.
856 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
857 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
858 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
859 and prefetch_nocc_operand.
860 * pa.md (prefetch): Rework to avoid reload problems handling short
861 displacements when a cache control completer needs to be provided.
862 (prefetch_32, prefetch_64): Delete.
863 (prefetch_cc, prefetch_nocc): New patterns.
865 2005-01-15 David Edelsohn <edelsohn@gnu.org>
867 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
869 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
872 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
873 exceeds maximum alignment for global common data.
874 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
875 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
877 2004-01-15 Roger Sayle <roger@eyesopen.com>
879 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
881 2004-01-15 Roger Sayle <roger@eyesopen.com>
883 * harg-reg-set.h (reg_class_names): Prototype global array.
884 * regclass.c (reg_class_names): Declare here and initialize to
886 (dump_regclass): Remove local declaration of reg_class_names.
887 (regclass): Likewise.
888 * cfg.c (dump_flow_info): Likewise.
889 * ra-debug.c (reg_class_names): Likewise.
890 * regrename.c (reg_class_names): Likewise.
891 * reload.c (reg_class_names): Likewise.
892 * reload1.c (spill_failure): Likewise.
893 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
895 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
897 * config/s390/s390.md ("reload_outti"): Remove predicate for
898 output operand. Abort if operand is not a MEM.
899 ("reload_outdi", "reload_outdf"): Likewise.
901 2005-01-15 Marc Espie <espie@openbsd.org>
903 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
904 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
905 * config/openbsd.h: Fix C++ includes for native configurations.
906 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
907 Add trampoline support.
908 * config/i386/openbsdelf.h: New.
910 2005-01-15 Marc Espie <espie@openbsd.org>
912 * collect2.c (main): Explicitly parse -dynamic-linker option.
914 2005-01-15 Jakub Jelinek <jakub@redhat.com>
916 PR tree-optimization/19060
917 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
918 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
919 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
920 and handle extract_range_from_cond returning false.
921 * fold-const.c (fold): Optimize comparisons with min/max even for
922 width > HOST_BITS_PER_WIDE_INT.
924 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
926 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
927 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
928 Remove little endian multilib variants.
929 Add mips32 multilib variant.
931 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
933 * explow.c (copy_all_reg, stabilize): Remove.
934 * expr.h: Remove the corresponding prototypes.
936 * rtlanal.c (regs_set_between_p): Remove.
937 * rtl.h: Remove the corresponding prototype.
939 2005-01-14 David Edelsohn <edelsohn@gnu.org>
941 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
942 to rs6000_nonimmediate_operand.
943 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
944 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
945 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
946 rs6000_nonimmediate_operand.
947 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
948 rs6000_nonimmediate_operand.
950 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
952 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
954 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
956 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
958 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
959 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
961 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
962 (rs6k_nonimmediate_operand): New.
963 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
965 (legitimate_lo_sum_address_p): Same.
966 (rs6000_legitimize_address): Same.
967 (rs6000_legitimize_reload_address): Same.
968 (rs6000_legitimate_address): Same.
969 (spe_build_register_parallel): Pass DF and DC modes in a DI
972 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
973 to rs6k_nonimmediate_operand.
975 * config/rs6000/spe.md ("*frob_df_di"): New.
976 ("*frob_di_df"): New.
977 ("*frob_di_df_2"): New.
978 ("*mov_sidf_e500_subreg0"): New.
979 ("*mov_sidf_e500_subreg4"): New.
980 ("*movdf_e500_double"): Change predicate to
981 rs6k_nonimmediate_operand.
983 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
985 * postreload.c (move2add_note_store): Only call
986 trunc_int_for_mode on scalar integers.
988 2005-01-14 Steven Bosscher <stevenb@suse.de>
990 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
991 replace BB_VISITED uses.
992 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
993 (propagate_necessity): Check the bitmap instead of BB_VISITED.
994 (tree_dce_done): Free visited_control_parents.
995 (perform_tree_ssa_dce): Allocate and clear it.
996 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
997 (compute_antic): Iterate from here using a DFS. Use an sbitmap
998 instead of BB_VISITED.
1000 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1002 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1003 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1004 Remove unused prototypes.
1006 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1008 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1009 64-bit register usage.
1010 (spe_func_has_64bit_regs_p): Add FIXME note.
1012 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1014 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1015 flag_finite_math_only with flag_unsafe_math_optimizations.
1017 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1019 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1021 (__tpf_eh_return): Copy TPF private stack area from the module
1022 boundary stack frame. Add check for when module addresses are
1023 equal, but no stub address is found.
1025 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1028 * arm.h (struct machine_function): Add call_via field.
1029 (thumb_call_via_label): Declare.
1030 * arm.c (thumb_call_via_label): New variable.
1031 (thumb_call_reg_needed): New variable.
1032 (arm_output_function_epilogue): For Thumb code, output any per-function
1033 call-indirect trampolines.
1034 (thumb_call_via_reg): New function.
1035 (arm_file_end): New function.
1036 (TARGET_ASM_FILE_END): Call arm_file_end.
1037 (aof_file_end): Likewise.
1038 * arm-protos.h (thumb_call_via_reg): Declare.
1039 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1040 thumb_call_via_reg in normal case.
1042 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1045 PR rtl-optimization/19348
1046 * recog.c (peephole2_optimize): Do global life update if some peephole
1047 decides it doesn't need at least one of its inputs and that change
1048 influences liveness at the start of the basic block.
1050 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1051 arguments instead of 1.
1053 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1056 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1057 zero for nested functions needing a static chain or functions
1058 with a non-constant address.
1060 2005-01-13 Roger Sayle <roger@eyesopen.com>
1062 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1063 (and (sign_extend X) C) into (zero_extend (and X C)).
1065 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1067 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1069 2005-01-13 Richard Henderson <rth@redhat.com>
1074 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1075 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1076 not just TARGET_SSE.
1077 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1078 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1079 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1080 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1081 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1082 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1083 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1084 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1085 (movdicc_c_rex64): Rename with '*'.
1086 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1087 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1088 (movsfcc_1_387): Rename from movsfcc_1.
1089 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1090 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1091 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1092 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1093 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1094 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1095 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1096 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1097 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1098 sse_movdfcc_const0_4): Remove.
1099 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1100 recognize min/max early. Update for changed sse cmove patterns.
1101 (ix86_split_sse_movcc): New.
1102 * config/i386/i386-protos.h: Update.
1104 2005-01-13 Steven Bosscher <stevenb@suse.de>
1106 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1107 (fix_stmt_v_may_defs): Likewise.
1109 2005-01-13 Richard Henderson <rth@redhat.com>
1111 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1112 for converting the mask.
1114 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1116 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1119 2005-01-13 Richard Henderson <rth@redhat.com>
1121 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1122 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1123 IX86_BUILTIN_MOVDQ2Q): Remove.
1124 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1125 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1126 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1128 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1129 (sse2_pextrw): Fix immediate constraint.
1130 (sse2_loadq, sse2_loadq_rex64): Remove.
1131 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1132 Use __builtin_ia32_vec_ext_<size>.
1133 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1135 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1137 * function.c (assign_parm_setup_block): Look inside original
1138 entry_parm when inspecting PARALLEL.
1140 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1141 Joel Sherrill <joel@oarcorp.com>
1144 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1145 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1146 rtems_gxx_recursive_mutex_init.
1147 (__gthread_recursive_mutex_lock): New function.
1148 (__gthread_recursive_mutex_trylock): Likewise.
1149 (__gthread_recursive_mutex_unlock): Likewise.
1151 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1153 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1155 2005-01-13 Jan Beulich <jbeulich@novell.com>
1157 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1158 (ashrti3_internal): Indicate output is early clobber. Generate result
1159 into output rather than first input. Use move for low word of output
1160 if shift count is exactly 64.
1161 (lshrti3_internal): Likewise.
1163 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1167 * reload1.c (delete_output_reload): Don't delete an output reload
1168 if the pseudo lives longer than a single basic block. Adjust and
1169 improve wording of comment.
1171 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1174 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1175 of TYPE_SIZE where we mean the number of bytes.
1177 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1179 * function.c (assign_parm_setup_block): Relax condition on
1180 multi-register optimization.
1182 2005-01-12 Nick Clifton <nickc@redhat.com>
1184 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1185 an "in_delay_slot" attribute of "no" to prevent them being used in
1186 delay slots. This is forbidden because they might generate
1189 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1192 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1195 2005-01-12 Nick Clifton <nickc@redhat.com>
1197 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1198 passed on to GAS) but do not define, as GAS no longer supports or
1199 needs the -m2000 option.
1201 2005-01-11 Roger Sayle <roger@eyesopen.com>
1203 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1204 type as args of unprototyped builtins aren't automatically promoted.
1205 (fold_builtin_abs): Likewise.
1207 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1209 * Makefile.in: Set a `build-warn' variable.
1211 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1213 PR tree-optimization/17949
1214 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1215 (find_interesting_uses_address): Use it.
1217 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1219 * regrename.c (kill_value): Handle subreg's that won't simplify.
1221 2005-01-11 Richard Henderson <rth@redhat.com>
1224 * config/i386/i386.h (enum ix86_builtins): Move ...
1225 * config/i386/i386.c: ... here.
1226 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1227 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1228 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1229 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1230 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1231 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1232 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1233 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1234 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1235 IX86_BUILTIN_LOADDDUP): Remove.
1236 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1237 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1238 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1239 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1240 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1241 (ix86_init_builtins): Make static.
1242 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1243 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1244 if all the modes match. Otherwise, fake it.
1245 (get_element_number, ix86_expand_vec_init_builtin,
1246 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1247 (ix86_expand_builtin): Make static. Update for changed builtins.
1248 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1249 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1250 (ix86_expand_vector_init_duplicate): New.
1251 (ix86_expand_vector_init_low_nonzero): New.
1252 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1253 Split out from ix86_expand_vector_init; handle integer modes.
1254 (ix86_expand_vector_init): Use them.
1255 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1256 * config/i386/i386-protos.h: Update.
1257 * config/i386/predicates.md (reg_or_0_operand): New.
1258 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1259 (movv2sf_internal): Likewise. And a splitter to match them all.
1260 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1261 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1262 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1263 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1264 (mmx_pinsrw): Fix operand ordering.
1265 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1266 rather than sse_loadss expander.
1267 (movv2df splitter): Similarly.
1268 (sse_loadss, sse_loadlss): Remove.
1269 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1270 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1271 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1272 (sse3_movddup): Rename with '*'.
1273 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1274 (sse2_loadsd): Remove.
1275 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1276 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1277 (sse2_pinsrw): Fix argument ordering.
1278 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1279 (sse2_stored): Remove 'r' destination.
1280 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1281 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1282 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1283 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1284 vec_extractv16qi, vec_initv16qi): New.
1286 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1287 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1288 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1290 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1291 (_mm_load_si128, _mm_store_si128): Likewise.
1292 (_mm_load1_pd): Use _mm_set1_pd.
1293 (_mm_load_sd): Use _mm_set_sd.
1294 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1295 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1296 (_mm_set_epi64): Use _mm_set_epi64x.
1297 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1298 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1299 _mm_setr_epi8): Use _mm_set_foo form.
1300 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1301 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1302 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1303 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1304 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1305 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1306 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1307 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1308 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1309 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1310 (_mm_movedup_pd): Use _mm_shuffle_pd.
1311 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1312 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1313 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1314 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1316 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1317 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1318 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1319 (_mm_store_ps): Use raw dereference.
1320 (_mm_store1_ps): Use _mm_storeu_ps.
1321 (_mm_storer_ps): Use _mm_store_ps.
1322 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1323 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1325 2005-01-11 Stan Shebs <shebs@apple.com>
1327 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1328 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1330 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1333 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1334 Skip all DECLs except for FIELD_DECLs.
1336 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1338 * config/s390/s390.c (override_options): Return error if
1339 -mbackchain, -mpacked-stack and -mhard-float are used together.
1340 (s390_va_start): Remove the backchain && packed-stack special case.
1341 (s390_gimplify_va_arg): Likewise.
1342 * doc/invoke.texi: Remove the ABI incompatibility note.
1344 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1346 * config/s390/s390.c (struct s390_frame_layout): Remove
1348 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1349 save_backchain_p with TARGET_BACKCHAIN.
1351 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1354 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1355 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1356 * function.c (locate_and_pad_parm): Set new field.
1357 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1358 Tweak where_pad test to include "none". Always set mem align for
1360 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1361 not sufficient for type.
1362 (assign_parm_setup_block): If stack_parm is zero on entry, always
1363 make a new stack local. Block move old stack parm if necessary
1364 to new aligned stack local.
1365 (assign_parm_setup_stack): Use a block move to handle
1366 potentially misaligned entry_parm.
1367 (assign_parms_unsplit_complex): Specify required alignment when
1368 creating stack local.
1369 * calls.c (compute_argument_addresses): Override alignment of stack
1370 arg calculated from its type with the alignment given by
1371 FUNCTION_ARG_BOUNDARY.
1372 (store_one_arg): Likewise.
1374 2005-01-11 Jan Beulich <jbeulich@novell.com>
1376 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1377 Change respective itanium_class attribute to ialu.
1378 (shladdp4_internal): New.
1379 * config/ia64/predicates.md (shladd_log2_operand): New.
1381 2005-01-11 Richard Henderson <rth@redhat.com>
1383 * expr.c (store_constructor): Use rtvec_alloc instead of
1384 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1386 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1388 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1390 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1392 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1393 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1394 (TARGET_RWRELOC): Define.
1395 (ia64_rwreloc_section_type_flags): Delete.
1396 (ia64_section_type_flags): New function.
1397 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1398 (TARGET_RWRELOC): Define.
1400 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1403 * config/ia64/ia64.c (process_set): For alloc insn, only call
1404 process_epilogue is !frame_pointer_needed.
1406 2005-01-10 Roger Sayle <roger@eyesopen.com>
1409 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1410 unary operator and can't be treated as a binary/comparison operator.
1412 2005-01-10 Richard Henderson <rth@redhat.com>
1414 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1415 (ix86_return_in_memory): Likewise.
1416 (function_arg_advance): Likewise. Mirror structure in function_arg
1417 for choosing register to advance.
1419 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1421 * tree-vectorizer.c, tree.def: Fix comment typos.
1423 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1425 * config/s390/s390.c (struct processor_costs): 4 new fields:
1426 ddbr, ddr, debr, der.
1427 (s390_rtx_costs): More precise handling of divide instructions.
1429 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1431 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1433 2005-01-10 Jan Beulich <jbeulich@novell.com>
1435 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1436 names resulting from -ffunction-sections/-fdata-sections and linkonce
1438 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1439 based on the section name. Rearrange the section name comparison logic
1440 slightly so that each section name is compared against at most once.
1442 2005-01-10 Ben Elliston <bje@au.ibm.com>
1444 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1445 targets for which -fPIC reduces limitations on the GOT size.
1447 2005-01-09 Falk Hueffner <falk@debian.org>
1449 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1452 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1455 * collect2.c (main): Set aixrtl_flag for -brtl option.
1456 (resolve_lib_name): Search for .so file extension before .a
1459 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1461 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1462 (vect_analyze_data_refs_alignment): Add dump prints.
1464 2005-01-09 Ira Rosen <irar@il.ibm.com>
1466 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1467 expr_invariant_in_loop_p.
1468 Initialize outputs first thing in the function.
1469 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1470 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1471 (vect_analyze_pointer_ref_access): Check that the initial condition of
1472 the access function is loop invariant.
1474 2005-01-09 Richard Henderson <rth@redhat.com>
1476 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1477 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1478 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1479 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1480 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1481 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1482 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1483 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1484 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1485 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1486 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1487 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1488 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1489 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1490 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1491 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1492 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1493 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1494 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1495 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1496 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1497 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1498 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1500 (mmx_clrdi, pavgusb): Remove.
1501 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1502 with leading sse_ prefix.
1503 * config/i386/sse.md: Receive them.
1504 * config/i386/mmx.md: New file.
1505 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1506 (subrv2sf3): Turn into expander for normal subtraction.
1507 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1508 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1509 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1510 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1511 commutative; use ix86_binary_operator_ok.
1512 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1513 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1514 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1515 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1516 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1517 Macroize from existing patterns; use ix86_binary_operator_ok.
1518 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1519 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1520 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1521 with vec_select+vec_concat.
1522 (mmx_pshufw, mmx_pshufw_1): Likewise.
1523 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1524 (mmx_uavgv4hi3): Model correctly.
1525 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1526 _mm_xor_si64): Remove casts.
1528 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1530 PR tree-optimization/19224
1531 * tree-scalar-evolution.c (get_instantiated_value,
1532 set_instantiated_value): New functions.
1533 (instantiate_parameters_1): Cache the results.
1534 (instantiate_parameters, resolve_mixers): Initialize and free
1537 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1539 * config/i386/i386.md (addhi_4): Correct reference in comment.
1542 2005-01-08 Richard Henderson <rth@redhat.com>
1544 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1545 (_mm_cvtsi128_si64x): Likewise.
1546 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1547 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1548 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1549 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1550 * config/i386/i386-protos.h: Update.
1551 * config/i386/i386.c (print_operand): Add 'H'.
1552 (ix86_fixup_binary_operands): Split out from ...
1553 (ix86_expand_binary_operator): ... here.
1554 (ix86_fixup_binary_operands_no_copy): New.
1555 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1556 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1557 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1558 (safe_vector_operand): Use CONST0_RTX.
1559 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1560 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1561 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1562 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1564 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1565 (IX86_BUILTIN_CMPNGESS): New.
1566 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1567 (attr type): Add sselog1.
1568 (attr unit, attr memory): Handle it.
1569 (movti, movti_internal, movti_rex64): Move near other integer moves.
1570 (movtf, movtf_internal): Move near other fp moves.
1571 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1572 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1573 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1574 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1575 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1576 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1577 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1578 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1579 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1580 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1581 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1582 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1583 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1584 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1585 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1586 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1587 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1588 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1589 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1590 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1591 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1592 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1593 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1594 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1595 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1596 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1597 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1598 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1599 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1600 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1601 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1602 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1603 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1604 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1605 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1606 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1607 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1608 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1609 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1610 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1611 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1612 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1613 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1614 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1616 (SSEPUSH, push<SSEPUSH>): Remove.
1617 (MMXPUSH, push<MMXPUSH>): Remove.
1618 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1619 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1620 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1621 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1622 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1623 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1624 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1625 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1626 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1627 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1628 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1629 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1630 (ppro_sse_log_V4SF): Handle sselog1.
1631 * config/i386/predicates.md (const_0_to_1_operand): New.
1632 (const_0_to_255_mul_8_operand): New.
1633 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1634 (const_2_to_3_operand, const_4_to_7_operand): New.
1635 * config/i386/sse.md: New file.
1636 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1637 (sse_movups): Rename from sse_movups_1.
1638 (sse_loadlss): Rename from sse_loadss_1.
1639 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1641 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1642 (absv4sf2, negv2df, absv2df): New.
1643 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1644 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1645 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1646 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1647 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1648 (sse3_addsubv4sf3): Model correctly.
1649 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1650 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1651 (sse_movhlps): Model with vec_select+vec_concat.
1652 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1653 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1654 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1655 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1656 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1657 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1658 sse2_pshufhw_1): Likewise.
1659 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1660 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1661 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1662 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1663 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1664 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1665 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1666 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1667 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1668 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1669 sminv8hi3): Mark commutative
1670 operands. Use ix86_binary_operator_ok.
1671 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1672 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1673 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1674 sse2_punpcklqdq): Allow operand2 in memory.
1675 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1676 sse2_movsd): Add memory alternatives.
1677 (sse_storelps): Turn expander into an insn; split after reload.
1678 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1679 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1681 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1683 * configure.ac (DWARF-2 debug_line): Use objdump.
1684 * configure: Regenerate.
1686 2005-01-08 Jeff Law <law@redhat.com>
1687 Diego Novillo <dnovillo@redhat.com>
1689 PR tree-optimization/18241
1690 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1691 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1692 statements with volatile operands.
1693 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1694 operands after marking a statement with has_volatile_ops.
1696 2005-01-08 Roger Sayle <roger@eyesopen.com>
1698 * tree.c (int_fits_type_p): Always honor integer constant
1699 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1701 2005-01-08 Roger Sayle <roger@eyesopen.com>
1703 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1704 the latent bug in rtl_delete_block has been resolved.
1706 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1708 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1709 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1711 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1713 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1714 library as @multilib_dir@/$(SHLIB_SONAME).
1716 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1718 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1719 * configure: Regenerate.
1721 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1723 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1726 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1729 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1730 Convert non-word aligned offset address using ld/std into
1733 2005-01-07 Richard Henderson <rth@redhat.com>
1735 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1737 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1739 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1741 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1743 PR tree-optimization/19283
1744 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1745 is not shorter than the original type.
1747 PR rtl-optimization/19012
1748 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1750 PR rtl-optimization/18861
1751 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1752 (FULL_STATE): Define.
1753 (mark_tablejump_edge): New function.
1754 (purge_dead_tablejump_edges): New function.
1755 (find_bb_boundaries): Use it.
1757 PR tree-optimization/18828
1758 * builtins.c (expand_builtin_next_arg): Remove argument and all
1759 the argument checking.
1760 (expand_builtin): Adjust caller.
1761 (expand_builtin_va_start): Likewise. Remove error for too many
1763 (fold_builtin_next_arg): Issue error for too many arguments.
1764 After checking arguments, replace them with magic arguments that
1765 prevent further checking of the args.
1767 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1769 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1771 2005-01-06 Roger Sayle <roger@eyesopen.com>
1774 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1775 and %{.S:...} (and their negative variants) to test whether the
1776 input file is assembler or pre-processed-assembler independent of
1777 the actual filename extension.
1779 2005-01-06 Roger Sayle <roger@eyesopen.com>
1781 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1782 of sign or zero extended values.
1784 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1786 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1787 for IBM long double format correctly.
1789 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1791 Fix PR tree-optimization/18792
1793 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1794 to first_loop_depth, and use loop depth instead of loop number.
1795 (build_classic_dir_vector): Ditto.
1796 (compute_data_dependences_for_loop): Use depth, not loop number.
1797 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1798 number. Pass in loops, instead of loop numbers.
1799 (gather_interchange_stats): Ditto.
1800 (linear_transform_loops): Ditto.
1802 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1805 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1806 biv_fits_mode_p, extension_within_bounds_p): New functions.
1807 (check_ext_dependent_givs): Use them.
1809 2005-01-06 Roger Sayle <roger@eyesopen.com>
1811 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1812 more than one barrier, in which case we should delete them all.
1814 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1816 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1818 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1820 Fix PR middle-end/19286
1822 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1823 output this subprogram, simply ignore this attempt to do it again.
1824 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1825 origin attribute if it's not possible.
1826 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1827 (decls_for_scope): Ditto.
1828 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1829 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1831 2005-01-05 Richard Henderson <rth@redhat.com>
1834 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1835 (bdesc_2arg): Use it.
1836 (ix86_expand_binop_builtin): Force operands into registers
1838 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1839 ix86_expand_sse_compare, ix86_expand_sse_comi,
1840 ix86_expand_builtin): Likewise.
1842 2005-01-05 Richard Henderson <rth@redhat.com>
1844 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1846 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1847 (mulv4hi3): Set itanium_class mmmul.
1848 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1849 (fpack): Rename from fpack_sfsf.
1851 2005-01-05 Richard Henderson <rth@redhat.com>
1854 * reload1.c (do_input_reload): Restrict the optimization deleteing
1855 a previous output reload to RELOAD_FOR_INPUT.
1857 2005-01-05 Steven Bosscher <stevenb@suse.de>
1859 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1860 comment that we fall through after case.
1861 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1862 (distribute_links): Likewise.
1863 * cse.c (cse_insn): Likewise.
1864 * cselib.c (cselib_invalidate_mem): Likewise.
1865 * df.c: Update comments at the top of the file.
1866 (read_modify_subreg_p): Update comments here too.
1867 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1868 * flow.c (mark_set_1): Likewise.
1869 (mark_used_regs): Likewise.
1870 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1871 (canon_list_insert): Likewise.
1872 (mark_set): Likewise.
1873 (try_replace_reg): Likewise.
1874 (store_killed_in_insn): Likewise.
1875 * loop.c (count_one_set): Likewise.
1876 (basic_induction_var): Likewise.
1877 * postreload-gcse.c (find_mem_conflicts): Likewise.
1878 * postreload.c (reload_combine_note_store): Likewise.
1879 (move2add_note_store): Likewise.
1880 * reload.c (find_equiv_reg): Likewise.
1881 (mark_referenced_resources): Likewise.
1882 * rtlanal.c (set_noop_p): Likewise.
1883 (note_stores): Likewise.
1884 (note_uses): Likewise.
1885 * sched-deps.c (sched_analyze_1): Likewise.
1886 * sched-rgn.c (check_live_1): Likewise.
1887 (update_live_1): Likewise.
1888 * config/i860/i860.c: Likewise.
1890 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1892 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1894 * doc/rtl.texi: Update documentation for bit-fields and SET.
1896 2005-01-05 Roger Sayle <roger@eyesopen.com>
1898 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1900 2005-01-05 Jan Hubicka <jh@suse.cz>
1901 Richard Henderson <rth@redhat.com>
1904 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1907 2005-01-05 Richard Henderson <rth@redhat.com>
1910 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1911 (sse_shufps): Change operand 3 to const_int_operand.
1912 (sse2_storelps): Fix typo in template.
1913 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1914 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1915 (ix86_expand_builtin): Likewise.
1917 2005-01-05 Julian Brown <julian@codesourcery.com>
1919 * config/arm/arm.c (arm_return_in_memory): Treat complex types
1920 as aggregates for AAPCS ABIs.
1922 2005-01-05 Stan Shebs <shebs@apple.com>
1924 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
1925 Mach-O getters if ppc64.
1926 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
1928 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
1929 signed four-byte field for global code case.
1930 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
1932 2005-01-05 Roger Sayle <roger@eyesopen.com>
1935 * c-common.c: Include real.h.
1936 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
1937 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
1938 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
1939 * Makefile.in (c-common.o): Update dependencies.
1941 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1943 * c-parse.in (asm_string): Add trailing semicolon.
1945 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1947 * c-parse.in (asm_string): New. Don't allow wide strings in
1949 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
1950 asm_string instead of STRING.
1952 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
1954 * c-typeck.c (constructor_no_implicit): Remove.
1955 (set_designator, process_init_element): Don't check
1956 constructor_no_implicit.
1958 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
1959 Kaz Kojima <kkojima@gcc.gnu.org>
1962 * lcm.c (create_pre_exit): New.
1963 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
1964 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
1966 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1968 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
1969 -msoft-float in target_float_switch.
1970 * arm.c (arm_override_options): Fix processing of target_float_switch.
1972 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
1974 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
1977 2004-01-05 Uros Bizjak <uros@kss-loka.si>
1979 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
1980 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
1982 2005-01-04 Roger Sayle <roger@eyesopen.com>
1984 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
1985 if deleting the then-block allows the test-block to fallthru to the
1988 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
1991 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
1992 after the full declaration if the are in two different TUs.
1994 2005-01-04 Richard Henderson <rth@redhat.com>
1997 * tree-sra.c (generate_one_element_init): Just
1998 call gimplify_and_add.
1999 (generate_element_init): Record the
2000 new referenced variables and mark them for renaming
2001 and split out to ...
2002 (generate_element_init_1): This.
2003 (scalarize_init): Don't call push_gimplify_context/
2004 pop_gimplify_context.
2006 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2008 * toplev.c (get_src_pwd): Handle failure of getpwd().
2010 2005-01-04 Roger Sayle <roger@eyesopen.com>
2012 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2014 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2015 all the cases handled by it are inverted by invert_truthvalue.
2017 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2019 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2020 (save_register_windowsi): Likewise.
2022 2005-01-04 Richard Henderson <rth@redhat.com>
2024 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2026 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2029 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2030 any simplifications of vector mode comparison operators.
2031 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2033 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2034 Devang Patel <dpatel@apple.com>
2036 PR tree-optimization/18308
2037 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2038 the operands before creating a new expression.
2039 * dojump.c (do_jump): Make drop_through_label available
2040 for all cases. Add expansion of COND_EXPR.
2042 2005-01-04 Ira Rosen <irar@il.ibm.com>
2044 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2045 INTEGER_CST instead of TREE_CONSTANT.
2046 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2047 instead of TREE_CONSTANT.
2048 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2049 instead of TREE_CONSTANT.
2051 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2053 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2055 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2058 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2059 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2061 2005-01-03 Richard Henderson <rth@redhat.com>
2063 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2064 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2065 fold_convert_const_real_from_real): Split out from ...
2066 (fold_convert_const): ... here.
2068 2005-01-03 Richard Henderson <rth@redhat.com>
2071 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2072 (mov<MMXMODEI>_internal): Likewise.
2073 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2074 Add V2SF case; use it for SSE1; don't use TI.
2075 (movdf_integer): Likewise.
2076 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2078 2005-01-03 Ira Rosen <irar@il.ibm.com>
2080 * tree-vectorizer.c (vect_strip_conversions): New function.
2081 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2082 check for binary class.
2084 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2088 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2090 * gimple-low.c (mark_blocks_with_used_vars): New function.
2091 (mark_blocks_with_used_subblocks): Ditto.
2092 (mark_used_blocks): Ditto.
2093 (pass_mark_used_blocks): New pass.
2094 * tree-inline.c: Include debug.h.
2095 (expand_call_inline): Call outlining_inline_function here.
2096 * tree-optimize.c (init_tree_optimization_passes): Add
2097 pass_mark_used_blocks.
2098 * tree-pass.h (pass_mark_used_blocks): New.
2099 * Makefile.in (tree-inline.o): Add debug.h dependency.
2101 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2103 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2104 VAR_DECLs to have weak_import attribute.
2106 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2109 2004-01-03 Steven Bosscher <stevenb@suse.de>
2111 * passes.c (rest_of_compilation): Don't run regmove if only
2112 flag_expensive_optimizations, require flag_regmove instead.
2114 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2116 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2118 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2119 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2120 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2121 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2123 2005-01-03 Richard Henderson <rth@redhat.com>
2125 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2126 (ia64_const_ok_for_letter_p): New.
2127 (ia64_const_double_ok_for_letter_p): New.
2128 (ia64_extra_constraint): New.
2129 (ia64_expand_vecint_compare): New.
2130 (ia64_expand_vcondu_v2si): New.
2131 (ia64_expand_vecint_cmov): New.
2132 (ia64_expand_vecint_minmax): New.
2133 (ia64_print_operand): Add 'v'.
2134 (ia64_preferred_reload_class): New.
2135 (ia64_vector_mode_supported_p): New.
2136 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2137 (PREFERRED_RELOAD_CLASS): Move to function.
2138 (CONST_OK_FOR_LETTER_P): Move to function.
2139 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2140 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2141 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2142 (EXTRA_CONSTRAINT): Move to function.
2143 * config/ia64/ia64.md: Include vect.md.
2144 (itanium_class): Add mmalua.
2146 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2148 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2149 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2151 (const_int_2bit_operand): New.
2152 (fr_reg_or_0_operand): New.
2153 * config/ia64/ia64-modes.def: Add vector modes.
2154 * config/ia64/ia64-protos.h: Update.
2155 * config/ia64/vect.md: New file.
2157 2005-01-03 Richard Henderson <rth@redhat.com>
2159 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2161 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2164 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2166 (log1pdf2): Change mode of operands[0,1] to DFmode.
2168 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2170 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2171 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2172 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2173 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2174 SPARC_RELAXED_ORDERING.
2176 2005-01-03 Richard Henderson <rth@redhat.com>
2177 Uros Bizjak <uros@kss-loka.si>
2180 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2181 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2182 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2184 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2185 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2186 const_pow2_1_to_128_operand): New predicates.
2188 2005-01-02 Greg McGary <greg@mcgary.org>
2190 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2192 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2193 object. [ptr_type]: Remove unused variable.
2194 Remember nearest addressable array-element or record-component
2195 when checking bitfield components. Tolerate empty BIND_EXPR.
2197 2005-01-01 Richard Henderson <rth@redhat.com>
2199 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2200 that don't narrow the value. Fail for other conversions.
2202 2005-01-01 Richard Henderson <rth@redhat.com>
2205 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2206 * c-lang.c (finish_file): Don't do it here.
2207 * objc/objc-act.c (objc_finish_file): Likewise.
2209 * cgraph.c (decl_assembler_name_equal): New.
2210 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2211 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2212 * cgraph.h (struct cgraph_varpool_node): Add next.
2213 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2214 * varasm.c (assemble_alias): Mark the target as needed.
2216 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2219 * function.c (get_arg_pointer_save_area): Use entry_of_function
2220 instead of get_insns.
2222 2005-01-01 Roger Sayle <roger@eyesopen.com>
2223 Andrew Pinski <pinskia@physics.uc.edu>
2224 James E. Wilson <wilson@specifixinc.com>
2226 PR rtl-optimization/12092
2227 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2230 2005-01-01 Roger Sayle <roger@eyesopen.com>
2231 Olivier Hainque <hainque@act-europe.fr>
2233 * tree.c (int_fits_type_p): A narrower type always fits in a
2234 wider one, except for negative values into unsigned types.
2236 2005-01-01 Roger Sayle <roger@eyesopen.com>
2238 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2239 with the original constant rather than require TREE_OVERFLOW.
2241 2005-01-01 Steven Bosscher <stevenb@suse.de>
2244 * c-decl.c (finish_function): If compiling C99, annotate the
2245 compiler generated return with the current file name and line 0.
2246 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2247 the source line is greater than 0.
2248 (remove_bb): Likewise.
2250 See ChangeLog.12 for earlier changes.