1 2005-01-25 Richard Henderson <rth@redhat.com>
5 * config/i386/i386.c (x86_inter_unit_moves): Zero.
6 (ix86_preferred_reload_class): Rewrite fp-constant section, with
7 80387 enabled, to return a proper subclass. Return the subset that
8 overlaps with GENERAL_REGS for PLUS.
9 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
11 2005-01-25 Richard Henderson <rth@redhat.com>
14 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
16 2005-01-25 Roger Sayle <roger@eyesopen.com>
18 * expmed.c (choose_multiplier): Change interface to return the
19 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
20 (expand_divmod): Update calls to choose_multiplier.
22 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25 * expmed.c (extract_bit_field): Use adjust_address instead of
26 gen_lowpart when op0 is a MEM.
28 2005-01-24 Steven Bosscher <stevenb@suse.de>
30 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
32 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
34 * config/mips/irix-csr.c: New file.
35 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
36 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
37 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
40 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
43 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
44 sparc/elf.h, add sparc/sp-elf.h.
45 (sparc-*-rtems*): Likewise.
46 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
47 tm-dwarf2.h, add sparc/sp-elf.h.
48 (sparc86x-*-elf): Likewise.
49 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
50 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
51 TARGET_OS_CPP_BUILTINS.
52 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
53 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
55 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
56 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
57 (SWITCH_TAKES_ARG): Likewise.
58 (LOCAL_LABEL_PREFIX): Likewise.
59 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
60 (TARGET_N_FORMAT_TYPES): Delete.
61 (TARGET_FORMAT_TYPES): Likewise.
62 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
63 * config/sparc/elf.h: Delete.
64 * config/sparc/sp-elf.h: New file.
66 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
68 * tree-flow-inline.h (phi_arg_from_edge): Remove.
69 * tree-flow.h: Remove the corresponding prototype.
70 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
71 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
73 2005-01-24 Jakub Jelinek <jakub@redhat.com>
76 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
77 for AIX ABI or ELF -fPIC.
78 (rs6000_emit_load_toc_table): Don't create toc_section here.
79 (rs6000_xcoff_file_start): Nor here.
81 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
83 * sh.c (ra.h): Don't #include.
84 (hard_regs_intersect_p): New function, resurrected from ra.c.
86 * sh.c: Fix 1996 Copyright.
88 2005-01-24 Richard Henderson <rth@redhat.com>
89 Aldy Hernandez <aldyh@redhat.com>
91 * regrename.c (note_sets): Handle subregs.
93 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
96 * genconditions.c (write_header, write_conditions): Elide file if
99 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
101 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
102 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
105 2005-01-24 Jakub Jelinek <jakub@redhat.com>
107 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
108 expand_builtin_printf, expand_builtin_fprintf,
109 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
110 checking against POINTER_TYPE.
111 (validate_arglist): Handle POINTER_TYPE code by checking
114 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
116 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
118 (for_each_rtx): Call for_each_rtx_1.
119 * rtl.h (init_rtlanal): Declare.
120 * toplev.c (backend_init): Call init_rtlanal.
122 2005-01-24 Jakub Jelinek <jakub@redhat.com>
124 * flow.c (propagate_one_insn): Formatting.
127 * flow.c (libcall_dead_p): Be more conservative if unsure.
128 If there are any instructions between insn and call, see if they are
129 all dead before saying the libcall is dead.
131 2005-01-24 Uros Bizjak <uros@kss-loka.si>
133 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
134 operand constraint for operand 0.
136 2005-01-23 Richard Henderson <rth@redhat.com>
139 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
140 edges leading to join block.
142 2005-01-23 Roger Sayle <roger@eyesopen.com>
144 * expmed.c (expand_mult_highpart): Make static. Change type of
145 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
146 (expand_divmod): Updates calls to expand_mult_highpart by using
147 gen_int_mode to pass a CONST_INT rtx.
148 * rtl.h (expand_mult_highpart): Remove prototype.
150 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
152 * flow.c (regset_bytes, regset_size): Remove.
154 * cfganal.c: Fix a reference to Harvey's paper.
156 2005-01-23 Steven Bosscher <stevenb@suse.de>
158 PR rtl-optimization/19464
159 * tree-optimize.c (init_tree_optimization_passes): Add one more
160 copyrename pass just before out-of-ssa.
162 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
165 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
166 * ggc-none.c (ggc_free): Define.
168 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
170 * cse.c (max_reg, max_insn_uid): Remove.
171 (cse_main): Don't access max_reg or max_insn_uid.
173 * c-common.c (explicit_flag_signed_bitfields,
174 lang_statement_code_p, lang_expand_function_end): Remove.
175 * c-common.h: Remove the corresponding declarations.
176 * c-opts.c (c_common_handle_option): Remove all write access
177 to explicit_flag_signed_bitfields.
179 * cgraph.c (cgraph_varpool_n_nodes): Remove.
180 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
181 * cgraph.h: Remove the corresponding declaration.
183 * gcse.c (null_pointer_info): Remove.
185 2005-01-23 Roger Sayle <roger@eyesopen.com>
186 Eric Botcazou <ebotcazou@libertysurf.fr>
188 * combine.c (simplify_logical): Only simplify logical expressions
189 of the form ior(and(x,y),z) by the inverse distributive law if the
190 result is cheaper than the original.
192 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
194 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
195 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
196 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
197 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
198 config/freebsd-spec.h, config/arm/arm.h,
199 config/h8300/h8300.md, config/i386/i386.md,
200 config/i386/predicates.md, config/i386/sse.md,
201 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
202 config/vax/vax.md: Fix comment typos. Follow spelling
205 2005-01-23 Steven Bosscher <stevenb@suse.de>
207 * gengtype.c (walk_type): Produce `not equal to' compares for loop
208 tests, instead of `less than'.
210 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
212 * function.c (assign_parm_setup_block): When creating a new stack slot
213 for a parameter, get its alignment from the parameter's DECL_ALIGN
214 rather than the type's TYPE_ALIGN. Make sure that the parameter
215 is at least word aligned.
217 2005-01-22 Roger Sayle <roger@eyesopen.com>
220 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
222 2005-01-22 Richard Henderson <rth@redhat.com>
225 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
226 in both compare operands.
227 (movdfcc_1_sse_max): Likewise.
228 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
229 (movdfcc_1_sse): Likewise.
230 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
231 scratch register as needed.
233 2005-01-22 Richard Henderson <rth@redhat.com>
235 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
237 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
239 2005-01-22 Richard Henderson <rth@redhat.com>
241 * genopinit.c (optabs): Use smin/smax for floating point too.
242 * doc/md.texi: Update to match. Clarify that floating point
243 results are undefined for +0/-0 and NaN.
244 * doc/rtl.texi: Likewise.
245 * rtl.def (SMIN, SMAX): Likewise
246 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
248 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
249 leading 's' to the name.
250 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
251 smaxxf3, sminxf3): Likewise.
252 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
255 2005-01-22 Paul Brook <paul@codesourcery.com>
257 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
259 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
261 * config/s390/s390.c (struct processor_costs): New fields
262 dlgr, dlr, dr, dsgfr, dsgr.
263 (z900_cost, z990_cost): Values for new fields.
264 (s390_rtx_costs): New cases MEM und COMPARE in switch
265 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
266 DIV, MOD, UDIV, UMOD.
268 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
270 * config/s390/s390.md ("doloop_si64"): Reload input value directly
271 into the register being decremented.
272 ("doloop_si31", "doloop_di"): Likewise.
273 ("*doloop_si_long"): Adapt pattern.
275 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
277 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
279 (CLASS_MAX_NREGS): Likewise.
281 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
283 * doc/tree-ssa.texi (Statement Operands): Add example for new
284 must-def macro. Note deprecation of old operands interface.
286 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
288 PR tree-optimization/19484
289 * tree-cfg.c (remove_fallthru_edge): New function.
290 (cleanup_control_flow): Remove fallthru edges from calls that are
291 now known not to return.
293 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
295 Fix PR tree-optimization/19038
296 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
297 copies with loop variant ones.
299 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
301 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
302 config/alpha/alpha-protos.h, config/alpha/alpha.h,
303 config/alpha/alpha.md, config/alpha/predicates.md,
304 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
305 config/sparc/sol2.h: Update copyright.
307 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
308 first label to see if it is a nonlocal label.
310 2005-01-22 David Edelsohn <edelsohn@gnu.org>
311 Andrew Pinski <pinskia@physics.uc.edu>
314 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
315 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
317 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
319 * config/rs6000/rtems.h: Update copyright.
321 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
324 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
325 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
326 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
328 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
331 * c-typeck.c (convert_arguments): Check for error_mark_node.
333 2005-01-21 Ian Lance Taylor <ian@airs.com>
335 PR tree-optimization/13000
336 * tree-inline.c: Include "tree-flow.h".
337 (expand_call_inline): If warn_return_type, warn if non-void inline
338 function falls through.
339 * tree-cfg.c (execute_warn_function_return): Don't warn about
340 control reaching end if TREE_NO_WARNING is set. Set
342 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
344 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
345 branch if we don't need one.
346 * c-typeck.c: Include "tree-flow.h"
347 (c_finish_bc_stmt): Don't add a goto if the current statement
348 list doesn't fall through to the current point.
350 2005-01-21 Roger Sayle <roger@eyesopen.com>
352 PR rtl-optimization/576
353 * real.c (real_arithmetic): Change return type from void to bool
354 to return an indication that the result may be inexact.
355 * real.h (real_arithmeric): Update prototype.
356 * fold-const.c (const_binop): Don't constant fold floating
357 point expressions when the user specifies -frounding-math and
358 the result may depend upon the run-time rounding mode.
359 (fold_convert_const_real_from_real): Clean-up.
360 (fold_initializer): Ignore flag_rounding_math for initializers.
361 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
362 constant fold FP operations with flag_rounding_math if the
363 result may depend upon the run-time rounding mode.
365 2005-01-21 Tom Tromey <tromey@redhat.com>
367 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
369 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
371 * tree-cfg.c: Fix comment typos.
373 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
375 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
376 around the call to rest_of_handle_branch_target_load_optimize.
378 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
380 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
381 (sparc64-*-openbsd*): Likewise.
382 (sparclite-*-elf*): Include tm-dwarf2.h.
383 (sparc86x-*-elf*): Likewise.
384 (sparc64-*-elf*): Likewise.
385 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
386 (DBX_DEBUGGING_INFO): Likewise.
387 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
388 (PREFERRED_DEBUGGING_TYPE): Likewise.
389 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
390 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
391 (PREFERRED_DEBUGGING_TYPE): Likewise.
392 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
393 (PREFERRED_DEBUGGING_TYPE): Likewise.
394 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
396 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
399 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
401 2005-01-20 Paul Brook <paul@codesourcery.com>
403 * doc/rtl.texi: Document value extension requirements for CONST_INT.
405 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
407 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
408 label is first in a sequence of labels.
410 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
412 2005-01-20 Janis Johnson <janis187@us.ibm.com>
413 Giovanni Bajo <giovannibajo@gcc.gnu.org>
415 * doc/sourcebuild.texi (Test Directives): New.
417 2005-01-20 Roger Sayle <roger@eyesopen.com>
419 * real.c (real_floor): Don't leave the result uninitialized when
420 mode is VOIDMode, but return the unrounded intermediate value.
421 (real_ceil): Likewise.
423 2005-01-20 Paul Brook <paul@codesourcery.com>
425 * config/arm/arm.md (insv): Use gen_int_mode.
427 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
429 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
430 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
431 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
432 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
433 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
435 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
438 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
439 fbreg, so we have to assume we can't.
440 (loc_descriptor_from_tree_1): Ditto.
441 (containing_function_has_frame_base): New function.
442 (add_location_or_const_value_attribute): Use it.
443 Also try to generate a frame_base from a single element location
446 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
448 PR tree-optimization/15349
449 * timevar.def (TV_TREE_MERGE_PHI): New.
450 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
452 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
453 calls to tree_forwarder_block_p.
454 (remove_forwarder_block_with_phi, merge_phi_nodes,
455 gate_merge_phi, pass_merge_phi): New.
456 * tree-optimize.c (init_tree_optimization_passes): Add
458 * tree-pass.h: Add an extern for pass_merge_phi;
460 2005-01-20 Richard Henderson <rth@redhat.com>
463 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
464 (_mm_castps_pd, _mm_castps_si128): New.
465 (_mm_castsi128_ps, _mm_castsi128_pd): New.
467 2005-01-20 Richard Henderson <rth@redhat.com>
470 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
471 __builtin_ia32_vec_init_v2si.
472 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
473 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
474 (ix86_init_mmx_sse_builtins): Create it.
475 (ix86_expand_builtin): Expand it.
476 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
477 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
478 (vec_extractv2si_0, vec_extractv2si_1): New.
480 2005-01-20 Richard Henderson <rth@redhat.com>
483 * config/i386/i386.c (ix86_expand_push): New.
484 * config/i386/mmx.md (push<MMXMODE>1): New.
485 * config/i386/sse.md (push<SSEMODE>1): New.
486 * config/i386/i386-protos.h: Update.
488 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
490 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
493 2005-01-20 Richard Henderson <rth@redhat.com>
495 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
496 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
498 2005-01-19 Richard Henderson <rth@redhat.com>
501 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
502 to V4SFmode in SSE1 fallback load path.
504 2005-01-19 Richard Henderson <rth@redhat.com>
506 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
507 in QImode expansion to ix86_expand_vector_set.
508 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
510 2005-01-19 Richard Henderson <rth@redhat.com>
513 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
514 subclass of the input class.
515 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
516 Always true for cross-SSE1 classes. Rationalize conditionals.
517 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
518 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
519 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
520 (movdi_2): Add MMX/SSE zeros.
521 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
522 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
523 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
524 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
525 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
526 (zero_extendsidi2_rex64_1): Remove.
527 (MOV0 peephole): Check GENERAL_REG_P.
529 2005-01-19 Richard Henderson <rth@redhat.com>
532 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
534 (ix86_expand_vector_extract): Likewise.
536 2005-01-19 Richard Henderson <rth@redhat.com>
539 * expr.c (emit_move_change_mode): New argument force; use
540 simplify_gen_subreg if true.
541 (emit_move_via_alt_mode): Merge into ...
542 (emit_move_via_integer): ... here.
543 (emit_move_ccmode): Use emit_move_change_mode directly.
545 2005-01-19 Richard Henderson <rth@redhat.com>
548 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
549 (alpha_preferred_reload_class): Handle CONST_VECTOR.
550 (alpha_emit_set_const_1): Add no_output parameter; don't emit
552 (alpha_emit_set_const): Likewise. Make static.
553 (alpha_emit_set_long_const): Make static.
554 (alpha_extract_integer): Split out from alpha_expand_mov.
555 (alpha_split_const_mov): Likewise.
556 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
557 (alpha_legitimate_constant_p): New.
558 * config/alpha/alpha-protos.h: Update.
559 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
560 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
561 * config/alpha/alpha.md (movsi): Add n alternative.
562 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
563 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
564 (splitters for all of the above): Use alpha_split_const_mov.
565 * config/alpha/predicates.md (non_add_const_operand): New.
566 (non_zero_const_operand): New.
567 (input_operand): Use alpha_legitimate_constant_p after reload.
569 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
571 PR tree-optimization/19038
572 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
573 (add_candidate): Add ivs with increment in latch only if
574 allow_ip_end_pos_p is true.
575 (determine_iv_cost): Use empty_block_p.
577 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
579 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
580 (compute_dominance_frontiers): Ditto.
582 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
585 * config/sh/t-rtems: New.
586 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
588 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
590 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
591 the offset of the selected field.
593 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
595 * tree-cfg.c (remove_forwarder_block): Fix the check to
596 prevent a nonlocal label from appearing in the middle of a
599 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
601 PR rtl-optimization/19462
602 * reorg.c (find_end_label): Create return insn only if
603 current_function_epilogue_delay_list is empty.
605 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
607 * doc/passes.texi: Remove paragraph mentioning new-ra.
609 2005-01-19 Jakub Jelinek <jakub@redhat.com>
611 PR rtl-optimization/15139
612 * combine.c: Include params.h.
613 (count_rtxs): New function.
614 (record_value_for_reg): If replace_rtx would replace at least
615 2 occurrences of REG in VALUE and TEM is really large, replace REG with
616 (clobber (const_int 0)) instead of TEM.
617 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
618 * params.h (MAX_LAST_VALUE_RTL): New.
619 * Makefile.in (combine.o): Depend on $(PARAMS_H).
620 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
623 * c-typeck.c (digest_init): Only call build_vector if all constructor
624 elements are *_CST nodes.
625 * gimplify.c (gimplify_init_constructor): Likewise.
628 * c-typeck.c (digest_init): Only call build_vector if inside_init
631 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
633 * toplev.c (init_asm_output): Remove dead #ifdef.
635 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
637 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
639 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
641 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
642 accessing DECL_FUNCTION_CODE.
643 * dojump.c (do_jump): Likewise.
644 * gimplify.c (gimplify_call_expr): Likewise.
645 * predict.c (expr_expected_value): Likewise.
646 (strip_builtin_expect): Likewise.
647 * tree-inline.c (estimate_num_insns_1): Likewise.
648 * tree-ssa-loop-im.c (stmt_cost): Likewise
649 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
650 (tree_expr_nonnegative_p): Likewise.
652 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
654 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
655 variant of the load_pcrel_sym pattern.
656 * config/sparc/sparc.md (P macro): Move to the top.
657 (load_pcrel_sym): Macroize using P.
658 (save_register_window): Likewise.
660 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
662 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
665 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
668 * c-typeck.c (build_asm_expr): Strip nops off
669 input memory operands.
671 2005-01-18 David Edelsohn <edelsohn@gnu.org>
673 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
674 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
675 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
676 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
678 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
681 * config/i386/i386.c (override_options): If the 80387 is disabled,
682 then do not return FP values using FP registers.
684 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
686 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
687 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
688 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
689 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
690 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
691 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
692 output.h, postreload-gcse.c, postreload.c, recog.c,
693 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
694 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
695 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
696 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
697 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
698 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
699 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
700 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
702 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
703 config/alpha/alpha.c, config/arm/vfp.md,
704 config/i386/emmintrin.h, config/i386/i386-modes.def,
705 config/i386/i386-protos.h, config/i386/i386.h,
706 config/i386/pmmintrin.h, config/i386/ppro.md,
707 config/i386/predicates.md, config/i386/xmmintrin.h,
708 config/i860/i860.c, config/ia64/ia64-modes.def,
709 config/ia64/ia64-protos.h, config/ia64/ia64.h,
710 config/ia64/ia64.md, config/ia64/itanium1.md,
711 config/ia64/itanium2.md, config/ia64/predicates.md,
712 config/iq2000/iq2000.h, config/mips/linux64.h,
713 config/rs6000/aix41.h, config/rs6000/aix43.h,
714 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
715 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
716 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
717 config/sparc/linux64.h, config/sparc/litecoff.h,
718 config/sparc/sp64-elf.h, config/sparc/sparc.c,
719 config/sparc/sparc.h, config/sparc/sparc.md,
720 config/sparc/sysv4-only.h: Update copyright.
722 2005-01-18 Richard Henderson <rth@redhat.com>
725 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
727 2005-01-18 Marc Espie <espie@openbsd.org>
728 * config/i386/openbsdelf.h: Typo.
730 2005-01-18 Richard Henderson <rth@redhat.com>
732 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
733 special case for sse.
734 * config/i386/predicates.md (sse_comparison_operator): Likewise.
736 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
738 * tree-inline.c (estimate_num_insns_1): Added cases for
739 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
741 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
743 PR rtl-optimization/19296
744 * combine.c (simplify_comparison): Rewrite the condition under
745 which a non-paradoxical SUBREG of a PLUS can be lifted when
746 compared against a constant.
748 2005-01-18 Andi Kleen <ak@muc.de>
750 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
751 * c.opt (-Wpointer-sign): Add.
752 * doc/invoke.texi: (-Wpointer-sign): Add.
754 2005-01-18 Uros Bizjak <uros@kss-loka.si>
756 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
757 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
758 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
759 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
760 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
761 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
762 for TARGET_MIX_SSE_I387.
763 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
764 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
765 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
766 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
767 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
768 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
770 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
773 2005-01-18 Uros Bizjak <uros@kss-loka.si>
776 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
777 Add movaps alternative for xmm reg->reg move.
779 2005-01-17 Jeff Law <law@redhat.com>
781 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
782 at the end of the main DOM loop rather than just before DOM exits.
784 2005-01-17 Diego Novillo <dnovillo@redhat.com>
786 PR tree-optimization/19121
787 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
788 adding aliases to a name tag, also add them to the pointer's
790 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
791 sensitive alias info at all. Only check that the two pointers
792 have compatible pointed-to sets.
793 * tree-ssa.c (verify_name_tags): Verify that the alias set of
794 a pointer's type tag is a superset of the alias set of the
797 2005-01-17 James E Wilson <wilson@specifixinc.com>
800 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
801 comment to document why.
803 2005-01-17 Richard Henderson <rth@redhat.com>
805 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
806 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
807 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
808 sse2_vmsminv2df3_finite): New.
809 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
810 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
811 Force op1 into register.
813 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
815 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
816 bubblestrap from always rebuilding build directory.
818 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
820 * config/s390/s390.md ("*clc"): Remove incorrect '='.
821 ("*cmpmem_short"): Likewise.
823 2005-01-17 Steven Bosscher <stevenb@suse.de>
825 * basic-block.h: Document BB_* flags.
826 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
827 use an sbitmap instead.
828 * sched-rgn.c (compute_trg_info): Likewise.
830 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
832 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
833 redundant target_cpu_default and extra_parts lines. Use the default
835 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
836 (SUBTARGET_EXTRA_SPECS): Delete.
837 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
838 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
839 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
840 and "n32" for -mabi=n32.
842 2005-01-17 Ian Lance Taylor <ian@airs.com>
845 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
846 fold constant variables into initial values.
848 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
850 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
852 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
853 through the statements backward.
855 2005-01-17 Ian Lance Taylor <ian@airs.com>
858 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
859 a variable set to the return value of the inlined function.
861 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
863 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
864 when modes are tieable.
866 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
868 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
869 of pthread_create to find out if threads are enabled.
870 * gthr-posix95.h (__gthread_active_p): Likewise.
872 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
874 * common.opt (-fnew-ra): Remove.
876 * toplev.h (flag_new_regalloc): Remove.
877 * Makefile.in (ra*.*): Don't mention.
878 * passes.c (rest_of_handle_new_regalloc): Remove.
879 (rest_of_handle_combine, rest_of_compilation): Always consider
880 flag_new_regalloc as false.
881 * doc/invoke.texi: Don't document -fnew-ra.
883 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
885 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
886 last parameter to reg_scan.
887 * loop.c (loop_optimize): Likewise.
888 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
889 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
890 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
891 rest_of_handle_gcse, rest_of_handle_loop_optimize,
892 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
893 * regclass.c (reg_scan): Likewise, for the declaration.
894 * rtl.h (reg_scan): Likewise, for the prototype.
896 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
898 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
901 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
903 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
904 (compute_avail): Uses don't go in tmp_gen.
906 2005-01-16 Steven Bosscher <stevenb@suse.de>
908 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
909 loop to look for a free slot in a page entry.
911 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
914 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
915 * toplev.c (compile_file): Call process_pending_assemble_output_defs
916 just before targetm.asm_out.file_end.
917 * tree.h (process_pending_assemble_output_defs): Declare.
918 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
920 (assemble_alias): Defer generation of assembly code for defines when
921 TARGET_DEFERRED_OUTPUT_DEFS is true.
922 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
923 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
924 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
926 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
929 * pa.c (pa_scalar_mode_supported_p): New function.
930 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
931 * pa.h (MIN_UNITS_PER_WORD): Add comment.
933 * pa-protos.h (prefetch_operand): Delete.
934 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
935 * pa.c (prefetch_operand): Delete.
936 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
937 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
938 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
939 and prefetch_nocc_operand.
940 * pa.md (prefetch): Rework to avoid reload problems handling short
941 displacements when a cache control completer needs to be provided.
942 (prefetch_32, prefetch_64): Delete.
943 (prefetch_cc, prefetch_nocc): New patterns.
945 2005-01-15 David Edelsohn <edelsohn@gnu.org>
947 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
949 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
952 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
953 exceeds maximum alignment for global common data.
954 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
955 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
957 2004-01-15 Roger Sayle <roger@eyesopen.com>
959 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
961 2004-01-15 Roger Sayle <roger@eyesopen.com>
963 * harg-reg-set.h (reg_class_names): Prototype global array.
964 * regclass.c (reg_class_names): Declare here and initialize to
966 (dump_regclass): Remove local declaration of reg_class_names.
967 (regclass): Likewise.
968 * cfg.c (dump_flow_info): Likewise.
969 * ra-debug.c (reg_class_names): Likewise.
970 * regrename.c (reg_class_names): Likewise.
971 * reload.c (reg_class_names): Likewise.
972 * reload1.c (spill_failure): Likewise.
973 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
975 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
977 * config/s390/s390.md ("reload_outti"): Remove predicate for
978 output operand. Abort if operand is not a MEM.
979 ("reload_outdi", "reload_outdf"): Likewise.
981 2005-01-15 Marc Espie <espie@openbsd.org>
983 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
984 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
985 * config/openbsd.h: Fix C++ includes for native configurations.
986 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
987 Add trampoline support.
988 * config/i386/openbsdelf.h: New.
990 2005-01-15 Marc Espie <espie@openbsd.org>
992 * collect2.c (main): Explicitly parse -dynamic-linker option.
994 2005-01-15 Jakub Jelinek <jakub@redhat.com>
996 PR tree-optimization/19060
997 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
998 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
999 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1000 and handle extract_range_from_cond returning false.
1001 * fold-const.c (fold): Optimize comparisons with min/max even for
1002 width > HOST_BITS_PER_WIDE_INT.
1004 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1006 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1007 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1008 Remove little endian multilib variants.
1009 Add mips32 multilib variant.
1011 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1013 * explow.c (copy_all_reg, stabilize): Remove.
1014 * expr.h: Remove the corresponding prototypes.
1016 * rtlanal.c (regs_set_between_p): Remove.
1017 * rtl.h: Remove the corresponding prototype.
1019 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1021 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1022 to rs6000_nonimmediate_operand.
1023 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1024 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1025 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1026 rs6000_nonimmediate_operand.
1027 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1028 rs6000_nonimmediate_operand.
1030 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1032 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1034 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1036 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1038 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1039 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1041 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1042 (rs6k_nonimmediate_operand): New.
1043 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1045 (legitimate_lo_sum_address_p): Same.
1046 (rs6000_legitimize_address): Same.
1047 (rs6000_legitimize_reload_address): Same.
1048 (rs6000_legitimate_address): Same.
1049 (spe_build_register_parallel): Pass DF and DC modes in a DI
1052 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1053 to rs6k_nonimmediate_operand.
1055 * config/rs6000/spe.md ("*frob_df_di"): New.
1056 ("*frob_di_df"): New.
1057 ("*frob_di_df_2"): New.
1058 ("*mov_sidf_e500_subreg0"): New.
1059 ("*mov_sidf_e500_subreg4"): New.
1060 ("*movdf_e500_double"): Change predicate to
1061 rs6k_nonimmediate_operand.
1063 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1065 * postreload.c (move2add_note_store): Only call
1066 trunc_int_for_mode on scalar integers.
1068 2005-01-14 Steven Bosscher <stevenb@suse.de>
1070 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1071 replace BB_VISITED uses.
1072 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1073 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1074 (tree_dce_done): Free visited_control_parents.
1075 (perform_tree_ssa_dce): Allocate and clear it.
1076 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1077 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1078 instead of BB_VISITED.
1080 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1082 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1083 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1084 Remove unused prototypes.
1086 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1088 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1089 64-bit register usage.
1090 (spe_func_has_64bit_regs_p): Add FIXME note.
1092 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1094 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1095 flag_finite_math_only with flag_unsafe_math_optimizations.
1097 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1099 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1101 (__tpf_eh_return): Copy TPF private stack area from the module
1102 boundary stack frame. Add check for when module addresses are
1103 equal, but no stub address is found.
1105 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1108 * arm.h (struct machine_function): Add call_via field.
1109 (thumb_call_via_label): Declare.
1110 * arm.c (thumb_call_via_label): New variable.
1111 (thumb_call_reg_needed): New variable.
1112 (arm_output_function_epilogue): For Thumb code, output any per-function
1113 call-indirect trampolines.
1114 (thumb_call_via_reg): New function.
1115 (arm_file_end): New function.
1116 (TARGET_ASM_FILE_END): Call arm_file_end.
1117 (aof_file_end): Likewise.
1118 * arm-protos.h (thumb_call_via_reg): Declare.
1119 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1120 thumb_call_via_reg in normal case.
1122 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1125 PR rtl-optimization/19348
1126 * recog.c (peephole2_optimize): Do global life update if some peephole
1127 decides it doesn't need at least one of its inputs and that change
1128 influences liveness at the start of the basic block.
1130 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1131 arguments instead of 1.
1133 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1136 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1137 zero for nested functions needing a static chain or functions
1138 with a non-constant address.
1140 2005-01-13 Roger Sayle <roger@eyesopen.com>
1142 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1143 (and (sign_extend X) C) into (zero_extend (and X C)).
1145 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1147 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1149 2005-01-13 Richard Henderson <rth@redhat.com>
1154 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1155 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1156 not just TARGET_SSE.
1157 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1158 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1159 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1160 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1161 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1162 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1163 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1164 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1165 (movdicc_c_rex64): Rename with '*'.
1166 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1167 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1168 (movsfcc_1_387): Rename from movsfcc_1.
1169 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1170 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1171 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1172 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1173 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1174 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1175 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1176 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1177 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1178 sse_movdfcc_const0_4): Remove.
1179 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1180 recognize min/max early. Update for changed sse cmove patterns.
1181 (ix86_split_sse_movcc): New.
1182 * config/i386/i386-protos.h: Update.
1184 2005-01-13 Steven Bosscher <stevenb@suse.de>
1186 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1187 (fix_stmt_v_may_defs): Likewise.
1189 2005-01-13 Richard Henderson <rth@redhat.com>
1191 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1192 for converting the mask.
1194 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1196 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1199 2005-01-13 Richard Henderson <rth@redhat.com>
1201 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1202 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1203 IX86_BUILTIN_MOVDQ2Q): Remove.
1204 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1205 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1206 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1208 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1209 (sse2_pextrw): Fix immediate constraint.
1210 (sse2_loadq, sse2_loadq_rex64): Remove.
1211 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1212 Use __builtin_ia32_vec_ext_<size>.
1213 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1215 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1217 * function.c (assign_parm_setup_block): Look inside original
1218 entry_parm when inspecting PARALLEL.
1220 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1221 Joel Sherrill <joel@oarcorp.com>
1224 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1225 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1226 rtems_gxx_recursive_mutex_init.
1227 (__gthread_recursive_mutex_lock): New function.
1228 (__gthread_recursive_mutex_trylock): Likewise.
1229 (__gthread_recursive_mutex_unlock): Likewise.
1231 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1233 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1235 2005-01-13 Jan Beulich <jbeulich@novell.com>
1237 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1238 (ashrti3_internal): Indicate output is early clobber. Generate result
1239 into output rather than first input. Use move for low word of output
1240 if shift count is exactly 64.
1241 (lshrti3_internal): Likewise.
1243 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1247 * reload1.c (delete_output_reload): Don't delete an output reload
1248 if the pseudo lives longer than a single basic block. Adjust and
1249 improve wording of comment.
1251 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1254 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1255 of TYPE_SIZE where we mean the number of bytes.
1257 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1259 * function.c (assign_parm_setup_block): Relax condition on
1260 multi-register optimization.
1262 2005-01-12 Nick Clifton <nickc@redhat.com>
1264 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1265 an "in_delay_slot" attribute of "no" to prevent them being used in
1266 delay slots. This is forbidden because they might generate
1269 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1272 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1275 2005-01-12 Nick Clifton <nickc@redhat.com>
1277 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1278 passed on to GAS) but do not define, as GAS no longer supports or
1279 needs the -m2000 option.
1281 2005-01-11 Roger Sayle <roger@eyesopen.com>
1283 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1284 type as args of unprototyped builtins aren't automatically promoted.
1285 (fold_builtin_abs): Likewise.
1287 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1289 * Makefile.in: Set a `build-warn' variable.
1291 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1293 PR tree-optimization/17949
1294 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1295 (find_interesting_uses_address): Use it.
1297 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1299 * regrename.c (kill_value): Handle subreg's that won't simplify.
1301 2005-01-11 Richard Henderson <rth@redhat.com>
1304 * config/i386/i386.h (enum ix86_builtins): Move ...
1305 * config/i386/i386.c: ... here.
1306 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1307 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1308 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1309 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1310 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1311 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1312 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1313 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1314 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1315 IX86_BUILTIN_LOADDDUP): Remove.
1316 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1317 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1318 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1319 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1320 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1321 (ix86_init_builtins): Make static.
1322 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1323 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1324 if all the modes match. Otherwise, fake it.
1325 (get_element_number, ix86_expand_vec_init_builtin,
1326 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1327 (ix86_expand_builtin): Make static. Update for changed builtins.
1328 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1329 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1330 (ix86_expand_vector_init_duplicate): New.
1331 (ix86_expand_vector_init_low_nonzero): New.
1332 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1333 Split out from ix86_expand_vector_init; handle integer modes.
1334 (ix86_expand_vector_init): Use them.
1335 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1336 * config/i386/i386-protos.h: Update.
1337 * config/i386/predicates.md (reg_or_0_operand): New.
1338 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1339 (movv2sf_internal): Likewise. And a splitter to match them all.
1340 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1341 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1342 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1343 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1344 (mmx_pinsrw): Fix operand ordering.
1345 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1346 rather than sse_loadss expander.
1347 (movv2df splitter): Similarly.
1348 (sse_loadss, sse_loadlss): Remove.
1349 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1350 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1351 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1352 (sse3_movddup): Rename with '*'.
1353 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1354 (sse2_loadsd): Remove.
1355 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1356 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1357 (sse2_pinsrw): Fix argument ordering.
1358 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1359 (sse2_stored): Remove 'r' destination.
1360 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1361 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1362 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1363 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1364 vec_extractv16qi, vec_initv16qi): New.
1366 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1367 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1368 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1370 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1371 (_mm_load_si128, _mm_store_si128): Likewise.
1372 (_mm_load1_pd): Use _mm_set1_pd.
1373 (_mm_load_sd): Use _mm_set_sd.
1374 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1375 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1376 (_mm_set_epi64): Use _mm_set_epi64x.
1377 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1378 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1379 _mm_setr_epi8): Use _mm_set_foo form.
1380 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1381 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1382 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1383 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1384 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1385 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1386 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1387 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1388 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1389 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1390 (_mm_movedup_pd): Use _mm_shuffle_pd.
1391 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1392 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1393 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1394 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1396 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1397 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1398 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1399 (_mm_store_ps): Use raw dereference.
1400 (_mm_store1_ps): Use _mm_storeu_ps.
1401 (_mm_storer_ps): Use _mm_store_ps.
1402 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1403 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1405 2005-01-11 Stan Shebs <shebs@apple.com>
1407 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1408 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1410 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1413 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1414 Skip all DECLs except for FIELD_DECLs.
1416 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1418 * config/s390/s390.c (override_options): Return error if
1419 -mbackchain, -mpacked-stack and -mhard-float are used together.
1420 (s390_va_start): Remove the backchain && packed-stack special case.
1421 (s390_gimplify_va_arg): Likewise.
1422 * doc/invoke.texi: Remove the ABI incompatibility note.
1424 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1426 * config/s390/s390.c (struct s390_frame_layout): Remove
1428 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1429 save_backchain_p with TARGET_BACKCHAIN.
1431 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1434 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1435 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1436 * function.c (locate_and_pad_parm): Set new field.
1437 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1438 Tweak where_pad test to include "none". Always set mem align for
1440 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1441 not sufficient for type.
1442 (assign_parm_setup_block): If stack_parm is zero on entry, always
1443 make a new stack local. Block move old stack parm if necessary
1444 to new aligned stack local.
1445 (assign_parm_setup_stack): Use a block move to handle
1446 potentially misaligned entry_parm.
1447 (assign_parms_unsplit_complex): Specify required alignment when
1448 creating stack local.
1449 * calls.c (compute_argument_addresses): Override alignment of stack
1450 arg calculated from its type with the alignment given by
1451 FUNCTION_ARG_BOUNDARY.
1452 (store_one_arg): Likewise.
1454 2005-01-11 Jan Beulich <jbeulich@novell.com>
1456 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1457 Change respective itanium_class attribute to ialu.
1458 (shladdp4_internal): New.
1459 * config/ia64/predicates.md (shladd_log2_operand): New.
1461 2005-01-11 Richard Henderson <rth@redhat.com>
1463 * expr.c (store_constructor): Use rtvec_alloc instead of
1464 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1466 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1468 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1470 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1472 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1473 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1474 (TARGET_RWRELOC): Define.
1475 (ia64_rwreloc_section_type_flags): Delete.
1476 (ia64_section_type_flags): New function.
1477 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1478 (TARGET_RWRELOC): Define.
1480 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1483 * config/ia64/ia64.c (process_set): For alloc insn, only call
1484 process_epilogue is !frame_pointer_needed.
1486 2005-01-10 Roger Sayle <roger@eyesopen.com>
1489 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1490 unary operator and can't be treated as a binary/comparison operator.
1492 2005-01-10 Richard Henderson <rth@redhat.com>
1494 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1495 (ix86_return_in_memory): Likewise.
1496 (function_arg_advance): Likewise. Mirror structure in function_arg
1497 for choosing register to advance.
1499 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1501 * tree-vectorizer.c, tree.def: Fix comment typos.
1503 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1505 * config/s390/s390.c (struct processor_costs): 4 new fields:
1506 ddbr, ddr, debr, der.
1507 (s390_rtx_costs): More precise handling of divide instructions.
1509 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1511 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1513 2005-01-10 Jan Beulich <jbeulich@novell.com>
1515 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1516 names resulting from -ffunction-sections/-fdata-sections and linkonce
1518 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1519 based on the section name. Rearrange the section name comparison logic
1520 slightly so that each section name is compared against at most once.
1522 2005-01-10 Ben Elliston <bje@au.ibm.com>
1524 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1525 targets for which -fPIC reduces limitations on the GOT size.
1527 2005-01-09 Falk Hueffner <falk@debian.org>
1529 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1532 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1535 * collect2.c (main): Set aixrtl_flag for -brtl option.
1536 (resolve_lib_name): Search for .so file extension before .a
1539 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1541 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1542 (vect_analyze_data_refs_alignment): Add dump prints.
1544 2005-01-09 Ira Rosen <irar@il.ibm.com>
1546 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1547 expr_invariant_in_loop_p.
1548 Initialize outputs first thing in the function.
1549 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1550 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1551 (vect_analyze_pointer_ref_access): Check that the initial condition of
1552 the access function is loop invariant.
1554 2005-01-09 Richard Henderson <rth@redhat.com>
1556 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1557 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1558 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1559 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1560 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1561 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1562 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1563 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1564 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1565 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1566 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1567 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1568 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1569 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1570 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1571 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1572 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1573 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1574 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1575 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1576 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1577 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1578 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1580 (mmx_clrdi, pavgusb): Remove.
1581 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1582 with leading sse_ prefix.
1583 * config/i386/sse.md: Receive them.
1584 * config/i386/mmx.md: New file.
1585 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1586 (subrv2sf3): Turn into expander for normal subtraction.
1587 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1588 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1589 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1590 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1591 commutative; use ix86_binary_operator_ok.
1592 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1593 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1594 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1595 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1596 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1597 Macroize from existing patterns; use ix86_binary_operator_ok.
1598 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1599 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1600 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1601 with vec_select+vec_concat.
1602 (mmx_pshufw, mmx_pshufw_1): Likewise.
1603 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1604 (mmx_uavgv4hi3): Model correctly.
1605 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1606 _mm_xor_si64): Remove casts.
1608 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1610 PR tree-optimization/19224
1611 * tree-scalar-evolution.c (get_instantiated_value,
1612 set_instantiated_value): New functions.
1613 (instantiate_parameters_1): Cache the results.
1614 (instantiate_parameters, resolve_mixers): Initialize and free
1617 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1619 * config/i386/i386.md (addhi_4): Correct reference in comment.
1622 2005-01-08 Richard Henderson <rth@redhat.com>
1624 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1625 (_mm_cvtsi128_si64x): Likewise.
1626 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1627 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1628 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1629 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1630 * config/i386/i386-protos.h: Update.
1631 * config/i386/i386.c (print_operand): Add 'H'.
1632 (ix86_fixup_binary_operands): Split out from ...
1633 (ix86_expand_binary_operator): ... here.
1634 (ix86_fixup_binary_operands_no_copy): New.
1635 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1636 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1637 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1638 (safe_vector_operand): Use CONST0_RTX.
1639 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1640 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1641 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1642 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1644 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1645 (IX86_BUILTIN_CMPNGESS): New.
1646 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1647 (attr type): Add sselog1.
1648 (attr unit, attr memory): Handle it.
1649 (movti, movti_internal, movti_rex64): Move near other integer moves.
1650 (movtf, movtf_internal): Move near other fp moves.
1651 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1652 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1653 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1654 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1655 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1656 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1657 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1658 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1659 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1660 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1661 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1662 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1663 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1664 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1665 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1666 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1667 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1668 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1669 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1670 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1671 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1672 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1673 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1674 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1675 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1676 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1677 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1678 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1679 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1680 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1681 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1682 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1683 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1684 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1685 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1686 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1687 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1688 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1689 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1690 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1691 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1692 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1693 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1694 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1696 (SSEPUSH, push<SSEPUSH>): Remove.
1697 (MMXPUSH, push<MMXPUSH>): Remove.
1698 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1699 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1700 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1701 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1702 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
1703 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
1704 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
1705 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
1706 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
1707 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
1708 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
1709 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
1710 (ppro_sse_log_V4SF): Handle sselog1.
1711 * config/i386/predicates.md (const_0_to_1_operand): New.
1712 (const_0_to_255_mul_8_operand): New.
1713 (const_1_to_31_operand): Rename from const_int_1_31_operand.
1714 (const_2_to_3_operand, const_4_to_7_operand): New.
1715 * config/i386/sse.md: New file.
1716 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
1717 (sse_movups): Rename from sse_movups_1.
1718 (sse_loadlss): Rename from sse_loadss_1.
1719 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
1721 (negv4sf2): Use ix86_expand_fp_absneg_operator.
1722 (absv4sf2, negv2df, absv2df): New.
1723 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
1724 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
1725 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
1726 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
1727 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
1728 (sse3_addsubv4sf3): Model correctly.
1729 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
1730 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
1731 (sse_movhlps): Model with vec_select+vec_concat.
1732 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
1733 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
1734 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
1735 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
1736 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
1737 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
1738 sse2_pshufhw_1): Likewise.
1739 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
1740 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
1741 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
1742 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
1743 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
1744 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
1745 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
1746 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
1747 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
1748 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
1749 sminv8hi3): Mark commutative
1750 operands. Use ix86_binary_operator_ok.
1751 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
1752 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
1753 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
1754 sse2_punpcklqdq): Allow operand2 in memory.
1755 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
1756 sse2_movsd): Add memory alternatives.
1757 (sse_storelps): Turn expander into an insn; split after reload.
1758 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
1759 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
1761 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1763 * configure.ac (DWARF-2 debug_line): Use objdump.
1764 * configure: Regenerate.
1766 2005-01-08 Jeff Law <law@redhat.com>
1767 Diego Novillo <dnovillo@redhat.com>
1769 PR tree-optimization/18241
1770 * tree-nrv.c (tree_nrv): Ignore volatile return values.
1771 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
1772 statements with volatile operands.
1773 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
1774 operands after marking a statement with has_volatile_ops.
1776 2005-01-08 Roger Sayle <roger@eyesopen.com>
1778 * tree.c (int_fits_type_p): Always honor integer constant
1779 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
1781 2005-01-08 Roger Sayle <roger@eyesopen.com>
1783 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
1784 the latent bug in rtl_delete_block has been resolved.
1786 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1788 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
1789 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
1791 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
1793 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
1794 library as @multilib_dir@/$(SHLIB_SONAME).
1796 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
1798 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
1799 * configure: Regenerate.
1801 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1803 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
1806 2005-01-07 David Edelsohn <edelsohn@gnu.org>
1809 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
1810 Convert non-word aligned offset address using ld/std into
1813 2005-01-07 Richard Henderson <rth@redhat.com>
1815 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
1817 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
1819 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
1821 2005-01-07 Jakub Jelinek <jakub@redhat.com>
1823 PR tree-optimization/19283
1824 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
1825 is not shorter than the original type.
1827 PR rtl-optimization/19012
1828 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
1830 PR rtl-optimization/18861
1831 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
1832 (FULL_STATE): Define.
1833 (mark_tablejump_edge): New function.
1834 (purge_dead_tablejump_edges): New function.
1835 (find_bb_boundaries): Use it.
1837 PR tree-optimization/18828
1838 * builtins.c (expand_builtin_next_arg): Remove argument and all
1839 the argument checking.
1840 (expand_builtin): Adjust caller.
1841 (expand_builtin_va_start): Likewise. Remove error for too many
1843 (fold_builtin_next_arg): Issue error for too many arguments.
1844 After checking arguments, replace them with magic arguments that
1845 prevent further checking of the args.
1847 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1849 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
1851 2005-01-06 Roger Sayle <roger@eyesopen.com>
1854 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
1855 and %{.S:...} (and their negative variants) to test whether the
1856 input file is assembler or pre-processed-assembler independent of
1857 the actual filename extension.
1859 2005-01-06 Roger Sayle <roger@eyesopen.com>
1861 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
1862 of sign or zero extended values.
1864 2005-01-06 Geoffrey Keating <geoffk@apple.com>
1866 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
1867 for IBM long double format correctly.
1869 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
1871 Fix PR tree-optimization/18792
1873 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
1874 to first_loop_depth, and use loop depth instead of loop number.
1875 (build_classic_dir_vector): Ditto.
1876 (compute_data_dependences_for_loop): Use depth, not loop number.
1877 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
1878 number. Pass in loops, instead of loop numbers.
1879 (gather_interchange_stats): Ditto.
1880 (linear_transform_loops): Ditto.
1882 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
1885 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
1886 biv_fits_mode_p, extension_within_bounds_p): New functions.
1887 (check_ext_dependent_givs): Use them.
1889 2005-01-06 Roger Sayle <roger@eyesopen.com>
1891 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
1892 more than one barrier, in which case we should delete them all.
1894 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
1896 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
1898 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
1900 Fix PR middle-end/19286
1902 * dwarf2out.c (gen_subprogram_die): If we've already tried to
1903 output this subprogram, simply ignore this attempt to do it again.
1904 (add_abstract_origin_attribute): Don't abort trying to add the abstract
1905 origin attribute if it's not possible.
1906 (gen_block_die): Don't ignore subblocks of "unused" blocks.
1907 (decls_for_scope): Ditto.
1908 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
1909 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
1911 2005-01-05 Richard Henderson <rth@redhat.com>
1914 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
1915 (bdesc_2arg): Use it.
1916 (ix86_expand_binop_builtin): Force operands into registers
1918 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
1919 ix86_expand_sse_compare, ix86_expand_sse_comi,
1920 ix86_expand_builtin): Likewise.
1922 2005-01-05 Richard Henderson <rth@redhat.com>
1924 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
1926 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
1927 (mulv4hi3): Set itanium_class mmmul.
1928 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
1929 (fpack): Rename from fpack_sfsf.
1931 2005-01-05 Richard Henderson <rth@redhat.com>
1934 * reload1.c (do_input_reload): Restrict the optimization deleteing
1935 a previous output reload to RELOAD_FOR_INPUT.
1937 2005-01-05 Steven Bosscher <stevenb@suse.de>
1939 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
1940 comment that we fall through after case.
1941 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
1942 (distribute_links): Likewise.
1943 * cse.c (cse_insn): Likewise.
1944 * cselib.c (cselib_invalidate_mem): Likewise.
1945 * df.c: Update comments at the top of the file.
1946 (read_modify_subreg_p): Update comments here too.
1947 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
1948 * flow.c (mark_set_1): Likewise.
1949 (mark_used_regs): Likewise.
1950 * gcse.c (mems_conflict_for_gcse_p): Likewise.
1951 (canon_list_insert): Likewise.
1952 (mark_set): Likewise.
1953 (try_replace_reg): Likewise.
1954 (store_killed_in_insn): Likewise.
1955 * loop.c (count_one_set): Likewise.
1956 (basic_induction_var): Likewise.
1957 * postreload-gcse.c (find_mem_conflicts): Likewise.
1958 * postreload.c (reload_combine_note_store): Likewise.
1959 (move2add_note_store): Likewise.
1960 * reload.c (find_equiv_reg): Likewise.
1961 (mark_referenced_resources): Likewise.
1962 * rtlanal.c (set_noop_p): Likewise.
1963 (note_stores): Likewise.
1964 (note_uses): Likewise.
1965 * sched-deps.c (sched_analyze_1): Likewise.
1966 * sched-rgn.c (check_live_1): Likewise.
1967 (update_live_1): Likewise.
1968 * config/i860/i860.c: Likewise.
1970 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
1972 (ZERO_EXTRACT): Mention that this one can be an lvalue.
1974 * doc/rtl.texi: Update documentation for bit-fields and SET.
1976 2005-01-05 Roger Sayle <roger@eyesopen.com>
1978 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
1980 2005-01-05 Jan Hubicka <jh@suse.cz>
1981 Richard Henderson <rth@redhat.com>
1984 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
1987 2005-01-05 Richard Henderson <rth@redhat.com>
1990 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
1991 (sse_shufps): Change operand 3 to const_int_operand.
1992 (sse2_storelps): Fix typo in template.
1993 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
1994 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
1995 (ix86_expand_builtin): Likewise.
1997 2005-01-05 Julian Brown <julian@codesourcery.com>
1999 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2000 as aggregates for AAPCS ABIs.
2002 2005-01-05 Stan Shebs <shebs@apple.com>
2004 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2005 Mach-O getters if ppc64.
2006 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2008 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2009 signed four-byte field for global code case.
2010 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2012 2005-01-05 Roger Sayle <roger@eyesopen.com>
2015 * c-common.c: Include real.h.
2016 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2017 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2018 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2019 * Makefile.in (c-common.o): Update dependencies.
2021 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2023 * c-parse.in (asm_string): Add trailing semicolon.
2025 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2027 * c-parse.in (asm_string): New. Don't allow wide strings in
2029 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2030 asm_string instead of STRING.
2032 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2034 * c-typeck.c (constructor_no_implicit): Remove.
2035 (set_designator, process_init_element): Don't check
2036 constructor_no_implicit.
2038 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2039 Kaz Kojima <kkojima@gcc.gnu.org>
2042 * lcm.c (create_pre_exit): New.
2043 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2044 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2046 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2048 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2049 -msoft-float in target_float_switch.
2050 * arm.c (arm_override_options): Fix processing of target_float_switch.
2052 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2054 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2057 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2059 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2060 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2062 2005-01-04 Roger Sayle <roger@eyesopen.com>
2064 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2065 if deleting the then-block allows the test-block to fallthru to the
2068 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2071 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2072 after the full declaration if the are in two different TUs.
2074 2005-01-04 Richard Henderson <rth@redhat.com>
2077 * tree-sra.c (generate_one_element_init): Just
2078 call gimplify_and_add.
2079 (generate_element_init): Record the
2080 new referenced variables and mark them for renaming
2081 and split out to ...
2082 (generate_element_init_1): This.
2083 (scalarize_init): Don't call push_gimplify_context/
2084 pop_gimplify_context.
2086 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2088 * toplev.c (get_src_pwd): Handle failure of getpwd().
2090 2005-01-04 Roger Sayle <roger@eyesopen.com>
2092 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2094 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2095 all the cases handled by it are inverted by invert_truthvalue.
2097 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2099 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2100 (save_register_windowsi): Likewise.
2102 2005-01-04 Richard Henderson <rth@redhat.com>
2104 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2106 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2109 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2110 any simplifications of vector mode comparison operators.
2111 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2113 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2114 Devang Patel <dpatel@apple.com>
2116 PR tree-optimization/18308
2117 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2118 the operands before creating a new expression.
2119 * dojump.c (do_jump): Make drop_through_label available
2120 for all cases. Add expansion of COND_EXPR.
2122 2005-01-04 Ira Rosen <irar@il.ibm.com>
2124 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2125 INTEGER_CST instead of TREE_CONSTANT.
2126 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2127 instead of TREE_CONSTANT.
2128 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2129 instead of TREE_CONSTANT.
2131 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2133 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2135 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2138 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2139 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2141 2005-01-03 Richard Henderson <rth@redhat.com>
2143 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2144 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2145 fold_convert_const_real_from_real): Split out from ...
2146 (fold_convert_const): ... here.
2148 2005-01-03 Richard Henderson <rth@redhat.com>
2151 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2152 (mov<MMXMODEI>_internal): Likewise.
2153 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2154 Add V2SF case; use it for SSE1; don't use TI.
2155 (movdf_integer): Likewise.
2156 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2158 2005-01-03 Ira Rosen <irar@il.ibm.com>
2160 * tree-vectorizer.c (vect_strip_conversions): New function.
2161 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2162 check for binary class.
2164 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2168 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2170 * gimple-low.c (mark_blocks_with_used_vars): New function.
2171 (mark_blocks_with_used_subblocks): Ditto.
2172 (mark_used_blocks): Ditto.
2173 (pass_mark_used_blocks): New pass.
2174 * tree-inline.c: Include debug.h.
2175 (expand_call_inline): Call outlining_inline_function here.
2176 * tree-optimize.c (init_tree_optimization_passes): Add
2177 pass_mark_used_blocks.
2178 * tree-pass.h (pass_mark_used_blocks): New.
2179 * Makefile.in (tree-inline.o): Add debug.h dependency.
2181 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2183 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2184 VAR_DECLs to have weak_import attribute.
2186 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2189 2004-01-03 Steven Bosscher <stevenb@suse.de>
2191 * passes.c (rest_of_compilation): Don't run regmove if only
2192 flag_expensive_optimizations, require flag_regmove instead.
2194 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2196 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2198 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2199 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2200 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2201 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2203 2005-01-03 Richard Henderson <rth@redhat.com>
2205 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2206 (ia64_const_ok_for_letter_p): New.
2207 (ia64_const_double_ok_for_letter_p): New.
2208 (ia64_extra_constraint): New.
2209 (ia64_expand_vecint_compare): New.
2210 (ia64_expand_vcondu_v2si): New.
2211 (ia64_expand_vecint_cmov): New.
2212 (ia64_expand_vecint_minmax): New.
2213 (ia64_print_operand): Add 'v'.
2214 (ia64_preferred_reload_class): New.
2215 (ia64_vector_mode_supported_p): New.
2216 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2217 (PREFERRED_RELOAD_CLASS): Move to function.
2218 (CONST_OK_FOR_LETTER_P): Move to function.
2219 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2220 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2221 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2222 (EXTRA_CONSTRAINT): Move to function.
2223 * config/ia64/ia64.md: Include vect.md.
2224 (itanium_class): Add mmalua.
2226 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2228 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2229 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2231 (const_int_2bit_operand): New.
2232 (fr_reg_or_0_operand): New.
2233 * config/ia64/ia64-modes.def: Add vector modes.
2234 * config/ia64/ia64-protos.h: Update.
2235 * config/ia64/vect.md: New file.
2237 2005-01-03 Richard Henderson <rth@redhat.com>
2239 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2241 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2244 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2246 (log1pdf2): Change mode of operands[0,1] to DFmode.
2248 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2250 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2251 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2252 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2253 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2254 SPARC_RELAXED_ORDERING.
2256 2005-01-03 Richard Henderson <rth@redhat.com>
2257 Uros Bizjak <uros@kss-loka.si>
2260 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2261 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2262 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2264 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2265 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2266 const_pow2_1_to_128_operand): New predicates.
2268 2005-01-02 Greg McGary <greg@mcgary.org>
2270 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2272 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2273 object. [ptr_type]: Remove unused variable.
2274 Remember nearest addressable array-element or record-component
2275 when checking bitfield components. Tolerate empty BIND_EXPR.
2277 2005-01-01 Richard Henderson <rth@redhat.com>
2279 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2280 that don't narrow the value. Fail for other conversions.
2282 2005-01-01 Richard Henderson <rth@redhat.com>
2285 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2286 * c-lang.c (finish_file): Don't do it here.
2287 * objc/objc-act.c (objc_finish_file): Likewise.
2289 * cgraph.c (decl_assembler_name_equal): New.
2290 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2291 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2292 * cgraph.h (struct cgraph_varpool_node): Add next.
2293 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2294 * varasm.c (assemble_alias): Mark the target as needed.
2296 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2299 * function.c (get_arg_pointer_save_area): Use entry_of_function
2300 instead of get_insns.
2302 2005-01-01 Roger Sayle <roger@eyesopen.com>
2303 Andrew Pinski <pinskia@physics.uc.edu>
2304 James E. Wilson <wilson@specifixinc.com>
2306 PR rtl-optimization/12092
2307 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2310 2005-01-01 Roger Sayle <roger@eyesopen.com>
2311 Olivier Hainque <hainque@act-europe.fr>
2313 * tree.c (int_fits_type_p): A narrower type always fits in a
2314 wider one, except for negative values into unsigned types.
2316 2005-01-01 Roger Sayle <roger@eyesopen.com>
2318 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2319 with the original constant rather than require TREE_OVERFLOW.
2321 2005-01-01 Steven Bosscher <stevenb@suse.de>
2324 * c-decl.c (finish_function): If compiling C99, annotate the
2325 compiler generated return with the current file name and line 0.
2326 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2327 the source line is greater than 0.
2328 (remove_bb): Likewise.
2330 See ChangeLog.12 for earlier changes.