1 2005-01-27 Richard Henderson <rth@redhat.com>
3 * builtins.c (expand_builtin_copysign): New.
4 (expand_builtin): Call it.
5 * genopinit.c (optabs): Add copysign_optab.
6 * optabs.c (init_optabs): Initialize it.
7 (expand_copysign): New.
8 * optabs.h (OTI_copysign, copysign_optab): New.
9 (expand_copysign): Declare.
11 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
12 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
14 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
15 (ix86_expand_fp_absneg_operator): ... here.
16 (ix86_split_copysign): New.
17 * config/i386/i386-protos.h: Update.
18 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
19 (copysignsf3, copysigndf3): New.
21 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
22 (copysignsf3, ncopysignsf3): New.
23 (copysigndf3, ncopysigndf3): New.
24 (copysignxf3, ncopysignxf3): New.
25 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
27 2005-01-27 Arend Bayer <arend.bayer@web.de>
28 Kazu Hirata <kazu@cs.umass.edu>
30 * cse.c: (find_best_addr): Don't call copy_rtx before calling
31 fold_rtx. Save cost recomputation if fold_rtx did nothing.
32 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
35 2005-01-27 Jeff Law <law@redhat.com>
37 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
38 definitions of SSA_NAMEs which are not being rewritten.
39 (rewrite_ssa_into_ssa): Only initialize the current definition
40 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
41 If checking is enabled, assert that SSA_NAME_AUX is clear for all
42 SSA_NAMEs before returning.
44 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
46 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
47 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
48 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
49 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
50 config/mips/iris6.h, config/sh/sh.c: Update copyright.
52 2005-01-27 Steven Bosscher <stevenb@suse.de>
55 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
56 higher to -O2 and higher. Likewise for tree PRE.
57 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
60 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
63 * gimple-low.c (try_catch_may_fallthru): New static function.
64 (block_may_fallthru): Handle TRY_CATCH_EXPR.
65 * tree-inline.c (expand_call_inline): Don't warn about reaching
66 the end of a non-void function being inlined if the function uses
69 2005-01-27 Jakub Jelinek <jakub@redhat.com>
71 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
74 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
75 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
76 (implicitly_declare): Handle error_mark_node.
78 2005-01-27 Richard Henderson <rth@redhat.com>
81 * tree.h (struct tree_decl): Add debug_expr_is_from.
82 (DECL_DEBUG_EXPR_IS_FROM): New.
83 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
84 * dwarf2out.c (dwarf2out_var_location): Update to match.
85 * tree-outof-ssa.c (create_temp): Likewise.
86 * var-tracking.c (track_expr_p): Likewise.
87 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
88 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
89 * toplev.c (default_tree_printer): Likewise.
91 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
93 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
94 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
96 2005-01-27 Steven Bosscher <stevenb@suse.de>
98 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
99 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
100 ASM_CLOBBERS): Add tree checks.
102 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
103 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
104 * c-common.def (SWITCH_STMT): Update to match.
105 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
106 macros instead of SWITCH_EXPR ones.
107 * c-dump.c (c_dump_tree): Likewise.
108 * c-gimplify.c (gimplify_switch_stmt): Likewise.
109 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
111 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
113 2005-01-27 Alan Modra <amodra@bigpond.net.au>
115 * unwind-dw2.c (execute_stack_op): Add missing cases for
116 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
118 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
120 * config.gcc (Obsolete configurations): Remove 'dummy', add
121 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
124 2005-01-26 Diego Novillo <dnovillo@redhat.com>
126 PR tree-optimization/19633
127 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
129 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
130 are no call-clobbered variables.
131 * tree-outof-ssa.c (check_replaceable): Return false for calls
134 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
136 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
137 even for variables with NULL DECL_INITIAL.
139 2005-01-26 Stuart Hastings <stuart@apple.com>
141 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
143 2005-01-26 Richard Henderson <rth@redhat.com>
146 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
148 * expr.c (store_field): Strip conversions to odd-bit-sized types
149 if the destination field width matches.
151 2005-01-26 Richard Henderson <rth@redhat.com>
153 * c-decl.c, expmed.c, expr.c: Revert last change.
155 2005-01-26 Richard Henderson <rth@redhat.com>
158 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
160 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
161 if we don't need the bits above those present in the current mode.
162 * expr.c (store_field): Strip conversions to odd-bit-sized types
163 if the destination field width matches.
165 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
167 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
168 either -ffast-math or -funsafe-math-optimizations is in use.
170 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
174 * config/avr/avr.c (notice_update_cc): Only set condition code for
175 ashrqi3 if shift count > 0.
176 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
177 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
178 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
179 count <= 0 as a no-op, and shift count >= width by copying zero
180 or sign bit to all bits of the result.
181 * config/avr/avr.md (all shifts): Add alternatives for zero shift
182 count, with attribute "length" set to 0 and "cc" set to "none".
184 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
186 * doc/invoke.texi: Document -mTLS.
188 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
189 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
190 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
191 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
192 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
193 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
194 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
195 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
197 * configure.ac: Check for a TLS capable gas.
199 * configure: Regenerate.
201 2005-01-26 Richard Henderson <rth@redhat.com>
204 * combine.c (make_field_assignment): Simplify store to zero_extract
205 from a source with an overlapping mask.
207 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
209 2004-11-11 Eric Christopher <echristo@redhat.com>
211 * config/frv/frv.md: Add fr400_integer automaton. Don't
212 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
215 2005-01-26 Steven Bosscher <stevenb@suse.de>
218 * cfgbuild.c (make_edges): Do not clear or set
219 current_function_has_computed_jump.
220 * function.h (struct function): Remove the has_computed_jump field.
221 (current_function_has_computed_jump): Do not define.
222 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
223 in a computed jump. Ignore current_function_has_computed_jump.
225 2005-01-26 Richard Henderson <rth@redhat.com>
228 * expr.c (categorize_ctor_elements): New argument p_must_clear.
229 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
231 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
232 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
233 objects into static storage if they have more than one non-zero value.
234 * tree.h (categorize_ctor_elements): Update decl.
236 2005-01-26 Steven Bosscher <stevenb@suse.de>
239 * tree.h (CALL_EXPR_TAILCALL): Add comment.
240 * calls.c (check_sibcall_argument_overlap_1): Revert the change
241 to this function from 2004-07-10.
242 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
243 the current function for tail call optimizations if the address
244 of one of it its arguments is taken.
246 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
248 * cse.c (fold_rtx): Call equiv_constant only when necessary.
250 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
252 * function.c (expand_function_end): If current_function_calls_alloca,
253 emit stack restore in a place that is reached when the function falls
256 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
258 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
259 rule to avoid matching inappropriate suffix rule.
261 2005-01-26 Jan Hubicka <jh@suse.cz>
263 PR tree-optimization/19241
264 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
266 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
268 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
269 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
271 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
272 <sim*>: Always use crt1.o, regardless of N in simN.
273 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
274 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
275 (CRT_CALL_STATIC_FUNCTION): Remove.
276 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
277 use crt1.o, regardless of N in simN.
278 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
279 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
280 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
281 case isystem setting.
282 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
284 2005-01-25 Ian Lance Taylor <ian@airs.com>
286 * gimple-low.c (block_may_fallthru): Correct handling of
287 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
289 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
291 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
292 handlers to match indentation; nested under the mtune=* handler.
293 Similar for mcpu= and march=.
295 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
297 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
298 * config/mips/linux64.h (LIB_SPEC): Likewise.
299 * config/mn10300/linux.h (LIB_SPEC): Likewise.
300 * config/sh/linux.h (LIB_SPEC): Likewise.
302 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
304 * config/frv/frv.c (frv_legitimize_tls_address): New.
305 (TARGET_HAVE_TLS): Define.
306 (FRV_SYMBOL_REF_TLS_P): Define.
307 (frv_override_options): Handle new register classes.
308 (frv_legitimate_address_p): Reject tls addresses.
309 (frv_legitimize_address): Handle TLS addresses.
310 (gen_inlined_tls_plt): New.
312 (frv_legitimize_tls_address): New.
313 (unspec_got_name): Add TLS entries.
314 (got12_operand): Add R_FRV_TLSMOFF12 case.
315 (frv_emit_move): Fixup TLS addresses.
316 (frv_emit_movsi): Legitimize TLS addresses.
318 * config/frv/frv.h (MASK_BIG_TLS): New.
319 (TARGET_BIG_TLS): New.
320 (HAVE_AS_TLS): Define.
321 (TARGET_SWITCHES): Add -mTLS and -mtls options.
322 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
323 (REG_CLASS_NAMES): Same.
324 (REG_CLASS_CONTENTS): Same.
325 (CONSTRAINT_LEN): New.
326 (REG_CLASS_FROM_CONSTRAINT): New.
327 (PREDICATE_CODES): Add symbolic_operand.
329 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
330 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
331 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
332 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
333 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
334 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
335 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
336 GR9_REG, GR14_REG, LRREG.
337 (type): Add load_or_call attribute.
338 ("load_or_call"): New reservation.
339 ("call_gettlsoff"): New.
340 ("tls_indirect_call"): New.
341 ("tls_load_gottlsoff12"): New.
342 ("tlsoff_hilo"): New.
343 ("tls_tlsdesc_ldd"): New.
344 ("tls_tlsoff_ld"): New.
347 * config/frv/frv-protos.h (symbolic_operand): Protoize.
349 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
351 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
352 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
353 * config/frv/frv.c (TLS_BIAS): Define.
354 (frv_output_dwarf_dtprel): New.
356 2005-01-26 Jakub Jelinek <jakub@redhat.com>
358 PR rtl-optimization/19579
359 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
360 both A and B, see if they don't clobber registers the other expr uses.
362 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
364 * real.c (do_add): Initialize signalling and canonical members.
366 * real.c (real_from_integer): Zero out destination.
368 2005-01-18 Jan Hubicka <jh@suse.cz>
370 PR tree-optimize/19337
371 * tree-inline.c (initialize_inlined_parameters): Copy
372 saved_static_chain_decl only.
374 2005-01-25 Richard Henderson <rth@redhat.com>
378 * config/i386/i386.c (x86_inter_unit_moves): Zero.
379 (ix86_preferred_reload_class): Rewrite fp-constant section, with
380 80387 enabled, to return a proper subclass. Return the subset that
381 overlaps with GENERAL_REGS for PLUS.
382 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
384 2005-01-25 Richard Henderson <rth@redhat.com>
387 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
389 2005-01-25 Roger Sayle <roger@eyesopen.com>
391 * expmed.c (choose_multiplier): Change interface to return the
392 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
393 (expand_divmod): Update calls to choose_multiplier.
395 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
398 * expmed.c (extract_bit_field): Use adjust_address instead of
399 gen_lowpart when op0 is a MEM.
401 2005-01-24 Steven Bosscher <stevenb@suse.de>
403 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
405 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
407 * config/mips/irix-csr.c: New file.
408 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
409 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
410 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
413 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
416 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
417 sparc/elf.h, add sparc/sp-elf.h.
418 (sparc-*-rtems*): Likewise.
419 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
420 tm-dwarf2.h, add sparc/sp-elf.h.
421 (sparc86x-*-elf): Likewise.
422 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
423 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
424 TARGET_OS_CPP_BUILTINS.
425 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
426 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
428 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
429 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
430 (SWITCH_TAKES_ARG): Likewise.
431 (LOCAL_LABEL_PREFIX): Likewise.
432 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
433 (TARGET_N_FORMAT_TYPES): Delete.
434 (TARGET_FORMAT_TYPES): Likewise.
435 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
436 * config/sparc/elf.h: Delete.
437 * config/sparc/sp-elf.h: New file.
439 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
441 * tree-flow-inline.h (phi_arg_from_edge): Remove.
442 * tree-flow.h: Remove the corresponding prototype.
443 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
444 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
446 2005-01-24 Jakub Jelinek <jakub@redhat.com>
449 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
450 for AIX ABI or ELF -fPIC.
451 (rs6000_emit_load_toc_table): Don't create toc_section here.
452 (rs6000_xcoff_file_start): Nor here.
454 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
456 * sh.c (ra.h): Don't #include.
457 (hard_regs_intersect_p): New function, resurrected from ra.c.
459 * sh.c: Fix 1996 Copyright.
461 2005-01-24 Richard Henderson <rth@redhat.com>
462 Aldy Hernandez <aldyh@redhat.com>
464 * regrename.c (note_sets): Handle subregs.
466 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
469 * genconditions.c (write_header, write_conditions): Elide file if
472 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
474 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
475 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
478 2005-01-24 Jakub Jelinek <jakub@redhat.com>
480 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
481 expand_builtin_printf, expand_builtin_fprintf,
482 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
483 checking against POINTER_TYPE.
484 (validate_arglist): Handle POINTER_TYPE code by checking
487 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
489 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
491 (for_each_rtx): Call for_each_rtx_1.
492 * rtl.h (init_rtlanal): Declare.
493 * toplev.c (backend_init): Call init_rtlanal.
495 2005-01-24 Jakub Jelinek <jakub@redhat.com>
497 * flow.c (propagate_one_insn): Formatting.
500 * flow.c (libcall_dead_p): Be more conservative if unsure.
501 If there are any instructions between insn and call, see if they are
502 all dead before saying the libcall is dead.
504 2005-01-24 Uros Bizjak <uros@kss-loka.si>
506 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
507 operand constraint for operand 0.
509 2005-01-23 Richard Henderson <rth@redhat.com>
512 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
513 edges leading to join block.
515 2005-01-23 Roger Sayle <roger@eyesopen.com>
517 * expmed.c (expand_mult_highpart): Make static. Change type of
518 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
519 (expand_divmod): Updates calls to expand_mult_highpart by using
520 gen_int_mode to pass a CONST_INT rtx.
521 * rtl.h (expand_mult_highpart): Remove prototype.
523 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
525 * flow.c (regset_bytes, regset_size): Remove.
527 * cfganal.c: Fix a reference to Harvey's paper.
529 2005-01-23 Steven Bosscher <stevenb@suse.de>
531 PR rtl-optimization/19464
532 * tree-optimize.c (init_tree_optimization_passes): Add one more
533 copyrename pass just before out-of-ssa.
535 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
538 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
539 * ggc-none.c (ggc_free): Define.
541 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
543 * cse.c (max_reg, max_insn_uid): Remove.
544 (cse_main): Don't access max_reg or max_insn_uid.
546 * c-common.c (explicit_flag_signed_bitfields,
547 lang_statement_code_p, lang_expand_function_end): Remove.
548 * c-common.h: Remove the corresponding declarations.
549 * c-opts.c (c_common_handle_option): Remove all write access
550 to explicit_flag_signed_bitfields.
552 * cgraph.c (cgraph_varpool_n_nodes): Remove.
553 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
554 * cgraph.h: Remove the corresponding declaration.
556 * gcse.c (null_pointer_info): Remove.
558 2005-01-23 Roger Sayle <roger@eyesopen.com>
559 Eric Botcazou <ebotcazou@libertysurf.fr>
561 * combine.c (simplify_logical): Only simplify logical expressions
562 of the form ior(and(x,y),z) by the inverse distributive law if the
563 result is cheaper than the original.
565 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
567 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
568 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
569 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
570 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
571 config/freebsd-spec.h, config/arm/arm.h,
572 config/h8300/h8300.md, config/i386/i386.md,
573 config/i386/predicates.md, config/i386/sse.md,
574 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
575 config/vax/vax.md: Fix comment typos. Follow spelling
578 2005-01-23 Steven Bosscher <stevenb@suse.de>
580 * gengtype.c (walk_type): Produce `not equal to' compares for loop
581 tests, instead of `less than'.
583 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
585 * function.c (assign_parm_setup_block): When creating a new stack slot
586 for a parameter, get its alignment from the parameter's DECL_ALIGN
587 rather than the type's TYPE_ALIGN. Make sure that the parameter
588 is at least word aligned.
590 2005-01-22 Roger Sayle <roger@eyesopen.com>
593 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
595 2005-01-22 Richard Henderson <rth@redhat.com>
598 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
599 in both compare operands.
600 (movdfcc_1_sse_max): Likewise.
601 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
602 (movdfcc_1_sse): Likewise.
603 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
604 scratch register as needed.
606 2005-01-22 Richard Henderson <rth@redhat.com>
608 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
610 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
612 2005-01-22 Richard Henderson <rth@redhat.com>
614 * genopinit.c (optabs): Use smin/smax for floating point too.
615 * doc/md.texi: Update to match. Clarify that floating point
616 results are undefined for +0/-0 and NaN.
617 * doc/rtl.texi: Likewise.
618 * rtl.def (SMIN, SMAX): Likewise
619 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
621 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
622 leading 's' to the name.
623 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
624 smaxxf3, sminxf3): Likewise.
625 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
628 2005-01-22 Paul Brook <paul@codesourcery.com>
630 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
632 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
634 * config/s390/s390.c (struct processor_costs): New fields
635 dlgr, dlr, dr, dsgfr, dsgr.
636 (z900_cost, z990_cost): Values for new fields.
637 (s390_rtx_costs): New cases MEM und COMPARE in switch
638 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
639 DIV, MOD, UDIV, UMOD.
641 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
643 * config/s390/s390.md ("doloop_si64"): Reload input value directly
644 into the register being decremented.
645 ("doloop_si31", "doloop_di"): Likewise.
646 ("*doloop_si_long"): Adapt pattern.
648 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
650 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
652 (CLASS_MAX_NREGS): Likewise.
654 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
656 * doc/tree-ssa.texi (Statement Operands): Add example for new
657 must-def macro. Note deprecation of old operands interface.
659 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
661 PR tree-optimization/19484
662 * tree-cfg.c (remove_fallthru_edge): New function.
663 (cleanup_control_flow): Remove fallthru edges from calls that are
664 now known not to return.
666 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
668 Fix PR tree-optimization/19038
669 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
670 copies with loop variant ones.
672 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
674 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
675 config/alpha/alpha-protos.h, config/alpha/alpha.h,
676 config/alpha/alpha.md, config/alpha/predicates.md,
677 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
678 config/sparc/sol2.h: Update copyright.
680 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
681 first label to see if it is a nonlocal label.
683 2005-01-22 David Edelsohn <edelsohn@gnu.org>
684 Andrew Pinski <pinskia@physics.uc.edu>
687 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
688 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
690 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
692 * config/rs6000/rtems.h: Update copyright.
694 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
697 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
698 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
699 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
701 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
704 * c-typeck.c (convert_arguments): Check for error_mark_node.
706 2005-01-21 Ian Lance Taylor <ian@airs.com>
708 PR tree-optimization/13000
709 * tree-inline.c: Include "tree-flow.h".
710 (expand_call_inline): If warn_return_type, warn if non-void inline
711 function falls through.
712 * tree-cfg.c (execute_warn_function_return): Don't warn about
713 control reaching end if TREE_NO_WARNING is set. Set
715 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
717 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
718 branch if we don't need one.
719 * c-typeck.c: Include "tree-flow.h"
720 (c_finish_bc_stmt): Don't add a goto if the current statement
721 list doesn't fall through to the current point.
723 2005-01-21 Roger Sayle <roger@eyesopen.com>
725 PR rtl-optimization/576
726 * real.c (real_arithmetic): Change return type from void to bool
727 to return an indication that the result may be inexact.
728 * real.h (real_arithmeric): Update prototype.
729 * fold-const.c (const_binop): Don't constant fold floating
730 point expressions when the user specifies -frounding-math and
731 the result may depend upon the run-time rounding mode.
732 (fold_convert_const_real_from_real): Clean-up.
733 (fold_initializer): Ignore flag_rounding_math for initializers.
734 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
735 constant fold FP operations with flag_rounding_math if the
736 result may depend upon the run-time rounding mode.
738 2005-01-21 Tom Tromey <tromey@redhat.com>
740 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
742 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
744 * tree-cfg.c: Fix comment typos.
746 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
748 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
749 around the call to rest_of_handle_branch_target_load_optimize.
751 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
753 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
754 (sparc64-*-openbsd*): Likewise.
755 (sparclite-*-elf*): Include tm-dwarf2.h.
756 (sparc86x-*-elf*): Likewise.
757 (sparc64-*-elf*): Likewise.
758 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
759 (DBX_DEBUGGING_INFO): Likewise.
760 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
761 (PREFERRED_DEBUGGING_TYPE): Likewise.
762 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
763 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
764 (PREFERRED_DEBUGGING_TYPE): Likewise.
765 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
766 (PREFERRED_DEBUGGING_TYPE): Likewise.
767 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
769 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
772 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
774 2005-01-20 Paul Brook <paul@codesourcery.com>
776 * doc/rtl.texi: Document value extension requirements for CONST_INT.
778 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
780 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
781 label is first in a sequence of labels.
783 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
785 2005-01-20 Janis Johnson <janis187@us.ibm.com>
786 Giovanni Bajo <giovannibajo@gcc.gnu.org>
788 * doc/sourcebuild.texi (Test Directives): New.
790 2005-01-20 Roger Sayle <roger@eyesopen.com>
792 * real.c (real_floor): Don't leave the result uninitialized when
793 mode is VOIDMode, but return the unrounded intermediate value.
794 (real_ceil): Likewise.
796 2005-01-20 Paul Brook <paul@codesourcery.com>
798 * config/arm/arm.md (insv): Use gen_int_mode.
800 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
802 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
803 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
804 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
805 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
806 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
808 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
811 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
812 fbreg, so we have to assume we can't.
813 (loc_descriptor_from_tree_1): Ditto.
814 (containing_function_has_frame_base): New function.
815 (add_location_or_const_value_attribute): Use it.
816 Also try to generate a frame_base from a single element location
819 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
821 PR tree-optimization/15349
822 * timevar.def (TV_TREE_MERGE_PHI): New.
823 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
825 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
826 calls to tree_forwarder_block_p.
827 (remove_forwarder_block_with_phi, merge_phi_nodes,
828 gate_merge_phi, pass_merge_phi): New.
829 * tree-optimize.c (init_tree_optimization_passes): Add
831 * tree-pass.h: Add an extern for pass_merge_phi;
833 2005-01-20 Richard Henderson <rth@redhat.com>
836 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
837 (_mm_castps_pd, _mm_castps_si128): New.
838 (_mm_castsi128_ps, _mm_castsi128_pd): New.
840 2005-01-20 Richard Henderson <rth@redhat.com>
843 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
844 __builtin_ia32_vec_init_v2si.
845 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
846 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
847 (ix86_init_mmx_sse_builtins): Create it.
848 (ix86_expand_builtin): Expand it.
849 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
850 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
851 (vec_extractv2si_0, vec_extractv2si_1): New.
853 2005-01-20 Richard Henderson <rth@redhat.com>
856 * config/i386/i386.c (ix86_expand_push): New.
857 * config/i386/mmx.md (push<MMXMODE>1): New.
858 * config/i386/sse.md (push<SSEMODE>1): New.
859 * config/i386/i386-protos.h: Update.
861 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
863 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
866 2005-01-20 Richard Henderson <rth@redhat.com>
868 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
869 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
871 2005-01-19 Richard Henderson <rth@redhat.com>
874 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
875 to V4SFmode in SSE1 fallback load path.
877 2005-01-19 Richard Henderson <rth@redhat.com>
879 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
880 in QImode expansion to ix86_expand_vector_set.
881 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
883 2005-01-19 Richard Henderson <rth@redhat.com>
886 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
887 subclass of the input class.
888 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
889 Always true for cross-SSE1 classes. Rationalize conditionals.
890 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
891 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
892 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
893 (movdi_2): Add MMX/SSE zeros.
894 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
895 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
896 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
897 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
898 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
899 (zero_extendsidi2_rex64_1): Remove.
900 (MOV0 peephole): Check GENERAL_REG_P.
902 2005-01-19 Richard Henderson <rth@redhat.com>
905 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
907 (ix86_expand_vector_extract): Likewise.
909 2005-01-19 Richard Henderson <rth@redhat.com>
912 * expr.c (emit_move_change_mode): New argument force; use
913 simplify_gen_subreg if true.
914 (emit_move_via_alt_mode): Merge into ...
915 (emit_move_via_integer): ... here.
916 (emit_move_ccmode): Use emit_move_change_mode directly.
918 2005-01-19 Richard Henderson <rth@redhat.com>
921 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
922 (alpha_preferred_reload_class): Handle CONST_VECTOR.
923 (alpha_emit_set_const_1): Add no_output parameter; don't emit
925 (alpha_emit_set_const): Likewise. Make static.
926 (alpha_emit_set_long_const): Make static.
927 (alpha_extract_integer): Split out from alpha_expand_mov.
928 (alpha_split_const_mov): Likewise.
929 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
930 (alpha_legitimate_constant_p): New.
931 * config/alpha/alpha-protos.h: Update.
932 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
933 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
934 * config/alpha/alpha.md (movsi): Add n alternative.
935 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
936 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
937 (splitters for all of the above): Use alpha_split_const_mov.
938 * config/alpha/predicates.md (non_add_const_operand): New.
939 (non_zero_const_operand): New.
940 (input_operand): Use alpha_legitimate_constant_p after reload.
942 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
944 PR tree-optimization/19038
945 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
946 (add_candidate): Add ivs with increment in latch only if
947 allow_ip_end_pos_p is true.
948 (determine_iv_cost): Use empty_block_p.
950 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
952 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
953 (compute_dominance_frontiers): Ditto.
955 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
958 * config/sh/t-rtems: New.
959 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
961 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
963 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
964 the offset of the selected field.
966 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
968 * tree-cfg.c (remove_forwarder_block): Fix the check to
969 prevent a nonlocal label from appearing in the middle of a
972 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
974 PR rtl-optimization/19462
975 * reorg.c (find_end_label): Create return insn only if
976 current_function_epilogue_delay_list is empty.
978 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
980 * doc/passes.texi: Remove paragraph mentioning new-ra.
982 2005-01-19 Jakub Jelinek <jakub@redhat.com>
984 PR rtl-optimization/15139
985 * combine.c: Include params.h.
986 (count_rtxs): New function.
987 (record_value_for_reg): If replace_rtx would replace at least
988 2 occurrences of REG in VALUE and TEM is really large, replace REG with
989 (clobber (const_int 0)) instead of TEM.
990 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
991 * params.h (MAX_LAST_VALUE_RTL): New.
992 * Makefile.in (combine.o): Depend on $(PARAMS_H).
993 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
996 * c-typeck.c (digest_init): Only call build_vector if all constructor
997 elements are *_CST nodes.
998 * gimplify.c (gimplify_init_constructor): Likewise.
1001 * c-typeck.c (digest_init): Only call build_vector if inside_init
1004 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1006 * toplev.c (init_asm_output): Remove dead #ifdef.
1008 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1010 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1012 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1014 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1015 accessing DECL_FUNCTION_CODE.
1016 * dojump.c (do_jump): Likewise.
1017 * gimplify.c (gimplify_call_expr): Likewise.
1018 * predict.c (expr_expected_value): Likewise.
1019 (strip_builtin_expect): Likewise.
1020 * tree-inline.c (estimate_num_insns_1): Likewise.
1021 * tree-ssa-loop-im.c (stmt_cost): Likewise
1022 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1023 (tree_expr_nonnegative_p): Likewise.
1025 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1027 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1028 variant of the load_pcrel_sym pattern.
1029 * config/sparc/sparc.md (P macro): Move to the top.
1030 (load_pcrel_sym): Macroize using P.
1031 (save_register_window): Likewise.
1033 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1035 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1038 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1041 * c-typeck.c (build_asm_expr): Strip nops off
1042 input memory operands.
1044 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1046 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1047 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1048 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1049 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1051 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1054 * config/i386/i386.c (override_options): If the 80387 is disabled,
1055 then do not return FP values using FP registers.
1057 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1059 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1060 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1061 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1062 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1063 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1064 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1065 output.h, postreload-gcse.c, postreload.c, recog.c,
1066 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1067 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1068 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1069 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1070 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1071 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1072 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1073 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1075 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1076 config/alpha/alpha.c, config/arm/vfp.md,
1077 config/i386/emmintrin.h, config/i386/i386-modes.def,
1078 config/i386/i386-protos.h, config/i386/i386.h,
1079 config/i386/pmmintrin.h, config/i386/ppro.md,
1080 config/i386/predicates.md, config/i386/xmmintrin.h,
1081 config/i860/i860.c, config/ia64/ia64-modes.def,
1082 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1083 config/ia64/ia64.md, config/ia64/itanium1.md,
1084 config/ia64/itanium2.md, config/ia64/predicates.md,
1085 config/iq2000/iq2000.h, config/mips/linux64.h,
1086 config/rs6000/aix41.h, config/rs6000/aix43.h,
1087 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1088 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1089 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1090 config/sparc/linux64.h, config/sparc/litecoff.h,
1091 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1092 config/sparc/sparc.h, config/sparc/sparc.md,
1093 config/sparc/sysv4-only.h: Update copyright.
1095 2005-01-18 Richard Henderson <rth@redhat.com>
1098 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1100 2005-01-18 Marc Espie <espie@openbsd.org>
1101 * config/i386/openbsdelf.h: Typo.
1103 2005-01-18 Richard Henderson <rth@redhat.com>
1105 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1106 special case for sse.
1107 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1109 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1111 * tree-inline.c (estimate_num_insns_1): Added cases for
1112 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1114 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1116 PR rtl-optimization/19296
1117 * combine.c (simplify_comparison): Rewrite the condition under
1118 which a non-paradoxical SUBREG of a PLUS can be lifted when
1119 compared against a constant.
1121 2005-01-18 Andi Kleen <ak@muc.de>
1123 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1124 * c.opt (-Wpointer-sign): Add.
1125 * doc/invoke.texi: (-Wpointer-sign): Add.
1127 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1129 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1130 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1131 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1132 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1133 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1134 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1135 for TARGET_MIX_SSE_I387.
1136 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1137 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1138 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1139 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1140 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1141 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1142 TARGET_MIX_SSE_I387.
1143 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1146 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1149 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1150 Add movaps alternative for xmm reg->reg move.
1152 2005-01-17 Jeff Law <law@redhat.com>
1154 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1155 at the end of the main DOM loop rather than just before DOM exits.
1157 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1159 PR tree-optimization/19121
1160 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1161 adding aliases to a name tag, also add them to the pointer's
1163 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1164 sensitive alias info at all. Only check that the two pointers
1165 have compatible pointed-to sets.
1166 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1167 a pointer's type tag is a superset of the alias set of the
1170 2005-01-17 James E Wilson <wilson@specifixinc.com>
1173 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1174 comment to document why.
1176 2005-01-17 Richard Henderson <rth@redhat.com>
1178 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1179 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1180 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1181 sse2_vmsminv2df3_finite): New.
1182 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1183 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1184 Force op1 into register.
1186 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1188 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1189 bubblestrap from always rebuilding build directory.
1191 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1193 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1194 ("*cmpmem_short"): Likewise.
1196 2005-01-17 Steven Bosscher <stevenb@suse.de>
1198 * basic-block.h: Document BB_* flags.
1199 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1200 use an sbitmap instead.
1201 * sched-rgn.c (compute_trg_info): Likewise.
1203 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1205 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1206 redundant target_cpu_default and extra_parts lines. Use the default
1208 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1209 (SUBTARGET_EXTRA_SPECS): Delete.
1210 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1211 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1212 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1213 and "n32" for -mabi=n32.
1215 2005-01-17 Ian Lance Taylor <ian@airs.com>
1218 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1219 fold constant variables into initial values.
1221 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1223 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1225 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1226 through the statements backward.
1228 2005-01-17 Ian Lance Taylor <ian@airs.com>
1230 PR middle-end/13127:
1231 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1232 a variable set to the return value of the inlined function.
1234 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1236 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1237 when modes are tieable.
1239 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1241 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1242 of pthread_create to find out if threads are enabled.
1243 * gthr-posix95.h (__gthread_active_p): Likewise.
1245 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1247 * common.opt (-fnew-ra): Remove.
1249 * toplev.h (flag_new_regalloc): Remove.
1250 * Makefile.in (ra*.*): Don't mention.
1251 * passes.c (rest_of_handle_new_regalloc): Remove.
1252 (rest_of_handle_combine, rest_of_compilation): Always consider
1253 flag_new_regalloc as false.
1254 * doc/invoke.texi: Don't document -fnew-ra.
1256 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1258 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1259 last parameter to reg_scan.
1260 * loop.c (loop_optimize): Likewise.
1261 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1262 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1263 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1264 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1265 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1266 * regclass.c (reg_scan): Likewise, for the declaration.
1267 * rtl.h (reg_scan): Likewise, for the prototype.
1269 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1272 mark_dfs_back_edges.
1274 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1276 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1277 (compute_avail): Uses don't go in tmp_gen.
1279 2005-01-16 Steven Bosscher <stevenb@suse.de>
1281 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1282 loop to look for a free slot in a page entry.
1284 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1287 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1288 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1289 just before targetm.asm_out.file_end.
1290 * tree.h (process_pending_assemble_output_defs): Declare.
1291 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1293 (assemble_alias): Defer generation of assembly code for defines when
1294 TARGET_DEFERRED_OUTPUT_DEFS is true.
1295 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1296 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1297 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1299 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1302 * pa.c (pa_scalar_mode_supported_p): New function.
1303 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1304 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1306 * pa-protos.h (prefetch_operand): Delete.
1307 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1308 * pa.c (prefetch_operand): Delete.
1309 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1310 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1311 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1312 and prefetch_nocc_operand.
1313 * pa.md (prefetch): Rework to avoid reload problems handling short
1314 displacements when a cache control completer needs to be provided.
1315 (prefetch_32, prefetch_64): Delete.
1316 (prefetch_cc, prefetch_nocc): New patterns.
1318 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1320 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1322 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1325 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1326 exceeds maximum alignment for global common data.
1327 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1328 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1330 2004-01-15 Roger Sayle <roger@eyesopen.com>
1332 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1334 2004-01-15 Roger Sayle <roger@eyesopen.com>
1336 * harg-reg-set.h (reg_class_names): Prototype global array.
1337 * regclass.c (reg_class_names): Declare here and initialize to
1339 (dump_regclass): Remove local declaration of reg_class_names.
1340 (regclass): Likewise.
1341 * cfg.c (dump_flow_info): Likewise.
1342 * ra-debug.c (reg_class_names): Likewise.
1343 * regrename.c (reg_class_names): Likewise.
1344 * reload.c (reg_class_names): Likewise.
1345 * reload1.c (spill_failure): Likewise.
1346 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1348 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1350 * config/s390/s390.md ("reload_outti"): Remove predicate for
1351 output operand. Abort if operand is not a MEM.
1352 ("reload_outdi", "reload_outdf"): Likewise.
1354 2005-01-15 Marc Espie <espie@openbsd.org>
1356 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1357 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1358 * config/openbsd.h: Fix C++ includes for native configurations.
1359 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1360 Add trampoline support.
1361 * config/i386/openbsdelf.h: New.
1363 2005-01-15 Marc Espie <espie@openbsd.org>
1365 * collect2.c (main): Explicitly parse -dynamic-linker option.
1367 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1369 PR tree-optimization/19060
1370 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1371 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1372 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1373 and handle extract_range_from_cond returning false.
1374 * fold-const.c (fold): Optimize comparisons with min/max even for
1375 width > HOST_BITS_PER_WIDE_INT.
1377 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1379 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1380 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1381 Remove little endian multilib variants.
1382 Add mips32 multilib variant.
1384 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1386 * explow.c (copy_all_reg, stabilize): Remove.
1387 * expr.h: Remove the corresponding prototypes.
1389 * rtlanal.c (regs_set_between_p): Remove.
1390 * rtl.h: Remove the corresponding prototype.
1392 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1394 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1395 to rs6000_nonimmediate_operand.
1396 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1397 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1398 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1399 rs6000_nonimmediate_operand.
1400 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1401 rs6000_nonimmediate_operand.
1403 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1405 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1407 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1409 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1411 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1412 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1414 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1415 (rs6k_nonimmediate_operand): New.
1416 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1418 (legitimate_lo_sum_address_p): Same.
1419 (rs6000_legitimize_address): Same.
1420 (rs6000_legitimize_reload_address): Same.
1421 (rs6000_legitimate_address): Same.
1422 (spe_build_register_parallel): Pass DF and DC modes in a DI
1425 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1426 to rs6k_nonimmediate_operand.
1428 * config/rs6000/spe.md ("*frob_df_di"): New.
1429 ("*frob_di_df"): New.
1430 ("*frob_di_df_2"): New.
1431 ("*mov_sidf_e500_subreg0"): New.
1432 ("*mov_sidf_e500_subreg4"): New.
1433 ("*movdf_e500_double"): Change predicate to
1434 rs6k_nonimmediate_operand.
1436 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1438 * postreload.c (move2add_note_store): Only call
1439 trunc_int_for_mode on scalar integers.
1441 2005-01-14 Steven Bosscher <stevenb@suse.de>
1443 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1444 replace BB_VISITED uses.
1445 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1446 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1447 (tree_dce_done): Free visited_control_parents.
1448 (perform_tree_ssa_dce): Allocate and clear it.
1449 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1450 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1451 instead of BB_VISITED.
1453 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1455 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1456 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1457 Remove unused prototypes.
1459 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1461 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1462 64-bit register usage.
1463 (spe_func_has_64bit_regs_p): Add FIXME note.
1465 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1467 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1468 flag_finite_math_only with flag_unsafe_math_optimizations.
1470 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1472 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1474 (__tpf_eh_return): Copy TPF private stack area from the module
1475 boundary stack frame. Add check for when module addresses are
1476 equal, but no stub address is found.
1478 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1481 * arm.h (struct machine_function): Add call_via field.
1482 (thumb_call_via_label): Declare.
1483 * arm.c (thumb_call_via_label): New variable.
1484 (thumb_call_reg_needed): New variable.
1485 (arm_output_function_epilogue): For Thumb code, output any per-function
1486 call-indirect trampolines.
1487 (thumb_call_via_reg): New function.
1488 (arm_file_end): New function.
1489 (TARGET_ASM_FILE_END): Call arm_file_end.
1490 (aof_file_end): Likewise.
1491 * arm-protos.h (thumb_call_via_reg): Declare.
1492 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1493 thumb_call_via_reg in normal case.
1495 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1498 PR rtl-optimization/19348
1499 * recog.c (peephole2_optimize): Do global life update if some peephole
1500 decides it doesn't need at least one of its inputs and that change
1501 influences liveness at the start of the basic block.
1503 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1504 arguments instead of 1.
1506 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1509 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1510 zero for nested functions needing a static chain or functions
1511 with a non-constant address.
1513 2005-01-13 Roger Sayle <roger@eyesopen.com>
1515 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1516 (and (sign_extend X) C) into (zero_extend (and X C)).
1518 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1520 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1522 2005-01-13 Richard Henderson <rth@redhat.com>
1527 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1528 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1529 not just TARGET_SSE.
1530 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1531 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1532 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1533 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1534 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1535 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1536 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1537 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1538 (movdicc_c_rex64): Rename with '*'.
1539 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1540 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1541 (movsfcc_1_387): Rename from movsfcc_1.
1542 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1543 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1544 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1545 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1546 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1547 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1548 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1549 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1550 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1551 sse_movdfcc_const0_4): Remove.
1552 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1553 recognize min/max early. Update for changed sse cmove patterns.
1554 (ix86_split_sse_movcc): New.
1555 * config/i386/i386-protos.h: Update.
1557 2005-01-13 Steven Bosscher <stevenb@suse.de>
1559 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1560 (fix_stmt_v_may_defs): Likewise.
1562 2005-01-13 Richard Henderson <rth@redhat.com>
1564 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1565 for converting the mask.
1567 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1569 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1572 2005-01-13 Richard Henderson <rth@redhat.com>
1574 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1575 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1576 IX86_BUILTIN_MOVDQ2Q): Remove.
1577 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1578 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1579 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1581 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1582 (sse2_pextrw): Fix immediate constraint.
1583 (sse2_loadq, sse2_loadq_rex64): Remove.
1584 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1585 Use __builtin_ia32_vec_ext_<size>.
1586 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1588 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1590 * function.c (assign_parm_setup_block): Look inside original
1591 entry_parm when inspecting PARALLEL.
1593 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1594 Joel Sherrill <joel@oarcorp.com>
1597 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1598 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1599 rtems_gxx_recursive_mutex_init.
1600 (__gthread_recursive_mutex_lock): New function.
1601 (__gthread_recursive_mutex_trylock): Likewise.
1602 (__gthread_recursive_mutex_unlock): Likewise.
1604 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1606 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1608 2005-01-13 Jan Beulich <jbeulich@novell.com>
1610 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1611 (ashrti3_internal): Indicate output is early clobber. Generate result
1612 into output rather than first input. Use move for low word of output
1613 if shift count is exactly 64.
1614 (lshrti3_internal): Likewise.
1616 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1620 * reload1.c (delete_output_reload): Don't delete an output reload
1621 if the pseudo lives longer than a single basic block. Adjust and
1622 improve wording of comment.
1624 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1627 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1628 of TYPE_SIZE where we mean the number of bytes.
1630 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1632 * function.c (assign_parm_setup_block): Relax condition on
1633 multi-register optimization.
1635 2005-01-12 Nick Clifton <nickc@redhat.com>
1637 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1638 an "in_delay_slot" attribute of "no" to prevent them being used in
1639 delay slots. This is forbidden because they might generate
1642 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1645 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1648 2005-01-12 Nick Clifton <nickc@redhat.com>
1650 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1651 passed on to GAS) but do not define, as GAS no longer supports or
1652 needs the -m2000 option.
1654 2005-01-11 Roger Sayle <roger@eyesopen.com>
1656 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1657 type as args of unprototyped builtins aren't automatically promoted.
1658 (fold_builtin_abs): Likewise.
1660 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1662 * Makefile.in: Set a `build-warn' variable.
1664 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1666 PR tree-optimization/17949
1667 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1668 (find_interesting_uses_address): Use it.
1670 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1672 * regrename.c (kill_value): Handle subreg's that won't simplify.
1674 2005-01-11 Richard Henderson <rth@redhat.com>
1677 * config/i386/i386.h (enum ix86_builtins): Move ...
1678 * config/i386/i386.c: ... here.
1679 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1680 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1681 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1682 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1683 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1684 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1685 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1686 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1687 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1688 IX86_BUILTIN_LOADDDUP): Remove.
1689 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1690 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1691 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1692 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1693 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1694 (ix86_init_builtins): Make static.
1695 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1696 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1697 if all the modes match. Otherwise, fake it.
1698 (get_element_number, ix86_expand_vec_init_builtin,
1699 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1700 (ix86_expand_builtin): Make static. Update for changed builtins.
1701 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1702 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1703 (ix86_expand_vector_init_duplicate): New.
1704 (ix86_expand_vector_init_low_nonzero): New.
1705 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1706 Split out from ix86_expand_vector_init; handle integer modes.
1707 (ix86_expand_vector_init): Use them.
1708 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1709 * config/i386/i386-protos.h: Update.
1710 * config/i386/predicates.md (reg_or_0_operand): New.
1711 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1712 (movv2sf_internal): Likewise. And a splitter to match them all.
1713 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1714 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1715 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1716 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1717 (mmx_pinsrw): Fix operand ordering.
1718 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1719 rather than sse_loadss expander.
1720 (movv2df splitter): Similarly.
1721 (sse_loadss, sse_loadlss): Remove.
1722 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1723 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1724 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1725 (sse3_movddup): Rename with '*'.
1726 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1727 (sse2_loadsd): Remove.
1728 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1729 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1730 (sse2_pinsrw): Fix argument ordering.
1731 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1732 (sse2_stored): Remove 'r' destination.
1733 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1734 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1735 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1736 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1737 vec_extractv16qi, vec_initv16qi): New.
1739 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1740 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1741 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1743 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1744 (_mm_load_si128, _mm_store_si128): Likewise.
1745 (_mm_load1_pd): Use _mm_set1_pd.
1746 (_mm_load_sd): Use _mm_set_sd.
1747 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1748 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1749 (_mm_set_epi64): Use _mm_set_epi64x.
1750 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1751 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1752 _mm_setr_epi8): Use _mm_set_foo form.
1753 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1754 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1755 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1756 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1757 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1758 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1759 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1760 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1761 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1762 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1763 (_mm_movedup_pd): Use _mm_shuffle_pd.
1764 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1765 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1766 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1767 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1769 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1770 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1771 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1772 (_mm_store_ps): Use raw dereference.
1773 (_mm_store1_ps): Use _mm_storeu_ps.
1774 (_mm_storer_ps): Use _mm_store_ps.
1775 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1776 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1778 2005-01-11 Stan Shebs <shebs@apple.com>
1780 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1781 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1783 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1786 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1787 Skip all DECLs except for FIELD_DECLs.
1789 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1791 * config/s390/s390.c (override_options): Return error if
1792 -mbackchain, -mpacked-stack and -mhard-float are used together.
1793 (s390_va_start): Remove the backchain && packed-stack special case.
1794 (s390_gimplify_va_arg): Likewise.
1795 * doc/invoke.texi: Remove the ABI incompatibility note.
1797 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1799 * config/s390/s390.c (struct s390_frame_layout): Remove
1801 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1802 save_backchain_p with TARGET_BACKCHAIN.
1804 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1807 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1808 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1809 * function.c (locate_and_pad_parm): Set new field.
1810 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1811 Tweak where_pad test to include "none". Always set mem align for
1813 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1814 not sufficient for type.
1815 (assign_parm_setup_block): If stack_parm is zero on entry, always
1816 make a new stack local. Block move old stack parm if necessary
1817 to new aligned stack local.
1818 (assign_parm_setup_stack): Use a block move to handle
1819 potentially misaligned entry_parm.
1820 (assign_parms_unsplit_complex): Specify required alignment when
1821 creating stack local.
1822 * calls.c (compute_argument_addresses): Override alignment of stack
1823 arg calculated from its type with the alignment given by
1824 FUNCTION_ARG_BOUNDARY.
1825 (store_one_arg): Likewise.
1827 2005-01-11 Jan Beulich <jbeulich@novell.com>
1829 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1830 Change respective itanium_class attribute to ialu.
1831 (shladdp4_internal): New.
1832 * config/ia64/predicates.md (shladd_log2_operand): New.
1834 2005-01-11 Richard Henderson <rth@redhat.com>
1836 * expr.c (store_constructor): Use rtvec_alloc instead of
1837 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1839 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1841 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1843 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1845 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1846 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1847 (TARGET_RWRELOC): Define.
1848 (ia64_rwreloc_section_type_flags): Delete.
1849 (ia64_section_type_flags): New function.
1850 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1851 (TARGET_RWRELOC): Define.
1853 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1856 * config/ia64/ia64.c (process_set): For alloc insn, only call
1857 process_epilogue is !frame_pointer_needed.
1859 2005-01-10 Roger Sayle <roger@eyesopen.com>
1862 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1863 unary operator and can't be treated as a binary/comparison operator.
1865 2005-01-10 Richard Henderson <rth@redhat.com>
1867 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1868 (ix86_return_in_memory): Likewise.
1869 (function_arg_advance): Likewise. Mirror structure in function_arg
1870 for choosing register to advance.
1872 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1874 * tree-vectorizer.c, tree.def: Fix comment typos.
1876 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1878 * config/s390/s390.c (struct processor_costs): 4 new fields:
1879 ddbr, ddr, debr, der.
1880 (s390_rtx_costs): More precise handling of divide instructions.
1882 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1884 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1886 2005-01-10 Jan Beulich <jbeulich@novell.com>
1888 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1889 names resulting from -ffunction-sections/-fdata-sections and linkonce
1891 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1892 based on the section name. Rearrange the section name comparison logic
1893 slightly so that each section name is compared against at most once.
1895 2005-01-10 Ben Elliston <bje@au.ibm.com>
1897 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1898 targets for which -fPIC reduces limitations on the GOT size.
1900 2005-01-09 Falk Hueffner <falk@debian.org>
1902 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1905 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1908 * collect2.c (main): Set aixrtl_flag for -brtl option.
1909 (resolve_lib_name): Search for .so file extension before .a
1912 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1914 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1915 (vect_analyze_data_refs_alignment): Add dump prints.
1917 2005-01-09 Ira Rosen <irar@il.ibm.com>
1919 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1920 expr_invariant_in_loop_p.
1921 Initialize outputs first thing in the function.
1922 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1923 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1924 (vect_analyze_pointer_ref_access): Check that the initial condition of
1925 the access function is loop invariant.
1927 2005-01-09 Richard Henderson <rth@redhat.com>
1929 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1930 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1931 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1932 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1933 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1934 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1935 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1936 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1937 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1938 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1939 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1940 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1941 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1942 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1943 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1944 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1945 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1946 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1947 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1948 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1949 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1950 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1951 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1953 (mmx_clrdi, pavgusb): Remove.
1954 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1955 with leading sse_ prefix.
1956 * config/i386/sse.md: Receive them.
1957 * config/i386/mmx.md: New file.
1958 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1959 (subrv2sf3): Turn into expander for normal subtraction.
1960 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1961 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1962 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1963 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1964 commutative; use ix86_binary_operator_ok.
1965 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1966 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1967 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1968 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1969 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1970 Macroize from existing patterns; use ix86_binary_operator_ok.
1971 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1972 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1973 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1974 with vec_select+vec_concat.
1975 (mmx_pshufw, mmx_pshufw_1): Likewise.
1976 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1977 (mmx_uavgv4hi3): Model correctly.
1978 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1979 _mm_xor_si64): Remove casts.
1981 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1983 PR tree-optimization/19224
1984 * tree-scalar-evolution.c (get_instantiated_value,
1985 set_instantiated_value): New functions.
1986 (instantiate_parameters_1): Cache the results.
1987 (instantiate_parameters, resolve_mixers): Initialize and free
1990 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1992 * config/i386/i386.md (addhi_4): Correct reference in comment.
1995 2005-01-08 Richard Henderson <rth@redhat.com>
1997 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1998 (_mm_cvtsi128_si64x): Likewise.
1999 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2000 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2001 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2002 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2003 * config/i386/i386-protos.h: Update.
2004 * config/i386/i386.c (print_operand): Add 'H'.
2005 (ix86_fixup_binary_operands): Split out from ...
2006 (ix86_expand_binary_operator): ... here.
2007 (ix86_fixup_binary_operands_no_copy): New.
2008 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2009 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2010 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2011 (safe_vector_operand): Use CONST0_RTX.
2012 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2013 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2014 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2015 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2017 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2018 (IX86_BUILTIN_CMPNGESS): New.
2019 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2020 (attr type): Add sselog1.
2021 (attr unit, attr memory): Handle it.
2022 (movti, movti_internal, movti_rex64): Move near other integer moves.
2023 (movtf, movtf_internal): Move near other fp moves.
2024 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2025 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2026 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2027 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2028 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2029 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2030 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2031 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2032 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2033 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2034 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2035 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2036 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2037 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2038 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2039 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2040 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2041 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2042 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2043 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2044 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2045 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2046 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2047 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2048 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2049 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2050 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2051 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2052 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2053 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2054 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2055 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2056 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2057 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2058 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2059 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2060 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2061 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2062 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2063 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2064 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2065 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2066 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2067 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2069 (SSEPUSH, push<SSEPUSH>): Remove.
2070 (MMXPUSH, push<MMXPUSH>): Remove.
2071 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2072 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2073 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2074 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2075 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2076 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2077 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2078 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2079 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2080 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2081 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2082 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2083 (ppro_sse_log_V4SF): Handle sselog1.
2084 * config/i386/predicates.md (const_0_to_1_operand): New.
2085 (const_0_to_255_mul_8_operand): New.
2086 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2087 (const_2_to_3_operand, const_4_to_7_operand): New.
2088 * config/i386/sse.md: New file.
2089 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2090 (sse_movups): Rename from sse_movups_1.
2091 (sse_loadlss): Rename from sse_loadss_1.
2092 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2094 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2095 (absv4sf2, negv2df, absv2df): New.
2096 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2097 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2098 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2099 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2100 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2101 (sse3_addsubv4sf3): Model correctly.
2102 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2103 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2104 (sse_movhlps): Model with vec_select+vec_concat.
2105 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2106 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2107 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2108 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2109 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2110 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2111 sse2_pshufhw_1): Likewise.
2112 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2113 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2114 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2115 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2116 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2117 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2118 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2119 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2120 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2121 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2122 sminv8hi3): Mark commutative
2123 operands. Use ix86_binary_operator_ok.
2124 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2125 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2126 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2127 sse2_punpcklqdq): Allow operand2 in memory.
2128 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2129 sse2_movsd): Add memory alternatives.
2130 (sse_storelps): Turn expander into an insn; split after reload.
2131 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2132 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2134 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2136 * configure.ac (DWARF-2 debug_line): Use objdump.
2137 * configure: Regenerate.
2139 2005-01-08 Jeff Law <law@redhat.com>
2140 Diego Novillo <dnovillo@redhat.com>
2142 PR tree-optimization/18241
2143 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2144 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2145 statements with volatile operands.
2146 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2147 operands after marking a statement with has_volatile_ops.
2149 2005-01-08 Roger Sayle <roger@eyesopen.com>
2151 * tree.c (int_fits_type_p): Always honor integer constant
2152 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2154 2005-01-08 Roger Sayle <roger@eyesopen.com>
2156 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2157 the latent bug in rtl_delete_block has been resolved.
2159 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2161 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2162 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2164 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2166 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2167 library as @multilib_dir@/$(SHLIB_SONAME).
2169 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2171 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2172 * configure: Regenerate.
2174 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2176 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2179 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2182 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2183 Convert non-word aligned offset address using ld/std into
2186 2005-01-07 Richard Henderson <rth@redhat.com>
2188 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2190 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2192 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2194 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2196 PR tree-optimization/19283
2197 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2198 is not shorter than the original type.
2200 PR rtl-optimization/19012
2201 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2203 PR rtl-optimization/18861
2204 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2205 (FULL_STATE): Define.
2206 (mark_tablejump_edge): New function.
2207 (purge_dead_tablejump_edges): New function.
2208 (find_bb_boundaries): Use it.
2210 PR tree-optimization/18828
2211 * builtins.c (expand_builtin_next_arg): Remove argument and all
2212 the argument checking.
2213 (expand_builtin): Adjust caller.
2214 (expand_builtin_va_start): Likewise. Remove error for too many
2216 (fold_builtin_next_arg): Issue error for too many arguments.
2217 After checking arguments, replace them with magic arguments that
2218 prevent further checking of the args.
2220 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2222 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2224 2005-01-06 Roger Sayle <roger@eyesopen.com>
2227 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2228 and %{.S:...} (and their negative variants) to test whether the
2229 input file is assembler or pre-processed-assembler independent of
2230 the actual filename extension.
2232 2005-01-06 Roger Sayle <roger@eyesopen.com>
2234 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2235 of sign or zero extended values.
2237 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2239 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2240 for IBM long double format correctly.
2242 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2244 Fix PR tree-optimization/18792
2246 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2247 to first_loop_depth, and use loop depth instead of loop number.
2248 (build_classic_dir_vector): Ditto.
2249 (compute_data_dependences_for_loop): Use depth, not loop number.
2250 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2251 number. Pass in loops, instead of loop numbers.
2252 (gather_interchange_stats): Ditto.
2253 (linear_transform_loops): Ditto.
2255 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2258 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2259 biv_fits_mode_p, extension_within_bounds_p): New functions.
2260 (check_ext_dependent_givs): Use them.
2262 2005-01-06 Roger Sayle <roger@eyesopen.com>
2264 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2265 more than one barrier, in which case we should delete them all.
2267 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2269 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2271 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2273 Fix PR middle-end/19286
2275 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2276 output this subprogram, simply ignore this attempt to do it again.
2277 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2278 origin attribute if it's not possible.
2279 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2280 (decls_for_scope): Ditto.
2281 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2282 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2284 2005-01-05 Richard Henderson <rth@redhat.com>
2287 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2288 (bdesc_2arg): Use it.
2289 (ix86_expand_binop_builtin): Force operands into registers
2291 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2292 ix86_expand_sse_compare, ix86_expand_sse_comi,
2293 ix86_expand_builtin): Likewise.
2295 2005-01-05 Richard Henderson <rth@redhat.com>
2297 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2299 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2300 (mulv4hi3): Set itanium_class mmmul.
2301 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2302 (fpack): Rename from fpack_sfsf.
2304 2005-01-05 Richard Henderson <rth@redhat.com>
2307 * reload1.c (do_input_reload): Restrict the optimization deleteing
2308 a previous output reload to RELOAD_FOR_INPUT.
2310 2005-01-05 Steven Bosscher <stevenb@suse.de>
2312 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2313 comment that we fall through after case.
2314 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2315 (distribute_links): Likewise.
2316 * cse.c (cse_insn): Likewise.
2317 * cselib.c (cselib_invalidate_mem): Likewise.
2318 * df.c: Update comments at the top of the file.
2319 (read_modify_subreg_p): Update comments here too.
2320 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2321 * flow.c (mark_set_1): Likewise.
2322 (mark_used_regs): Likewise.
2323 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2324 (canon_list_insert): Likewise.
2325 (mark_set): Likewise.
2326 (try_replace_reg): Likewise.
2327 (store_killed_in_insn): Likewise.
2328 * loop.c (count_one_set): Likewise.
2329 (basic_induction_var): Likewise.
2330 * postreload-gcse.c (find_mem_conflicts): Likewise.
2331 * postreload.c (reload_combine_note_store): Likewise.
2332 (move2add_note_store): Likewise.
2333 * reload.c (find_equiv_reg): Likewise.
2334 (mark_referenced_resources): Likewise.
2335 * rtlanal.c (set_noop_p): Likewise.
2336 (note_stores): Likewise.
2337 (note_uses): Likewise.
2338 * sched-deps.c (sched_analyze_1): Likewise.
2339 * sched-rgn.c (check_live_1): Likewise.
2340 (update_live_1): Likewise.
2341 * config/i860/i860.c: Likewise.
2343 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2345 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2347 * doc/rtl.texi: Update documentation for bit-fields and SET.
2349 2005-01-05 Roger Sayle <roger@eyesopen.com>
2351 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2353 2005-01-05 Jan Hubicka <jh@suse.cz>
2354 Richard Henderson <rth@redhat.com>
2357 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2360 2005-01-05 Richard Henderson <rth@redhat.com>
2363 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2364 (sse_shufps): Change operand 3 to const_int_operand.
2365 (sse2_storelps): Fix typo in template.
2366 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2367 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2368 (ix86_expand_builtin): Likewise.
2370 2005-01-05 Julian Brown <julian@codesourcery.com>
2372 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2373 as aggregates for AAPCS ABIs.
2375 2005-01-05 Stan Shebs <shebs@apple.com>
2377 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2378 Mach-O getters if ppc64.
2379 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2381 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2382 signed four-byte field for global code case.
2383 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2385 2005-01-05 Roger Sayle <roger@eyesopen.com>
2388 * c-common.c: Include real.h.
2389 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2390 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2391 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2392 * Makefile.in (c-common.o): Update dependencies.
2394 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2396 * c-parse.in (asm_string): Add trailing semicolon.
2398 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2400 * c-parse.in (asm_string): New. Don't allow wide strings in
2402 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2403 asm_string instead of STRING.
2405 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2407 * c-typeck.c (constructor_no_implicit): Remove.
2408 (set_designator, process_init_element): Don't check
2409 constructor_no_implicit.
2411 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2412 Kaz Kojima <kkojima@gcc.gnu.org>
2415 * lcm.c (create_pre_exit): New.
2416 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2417 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2419 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2421 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2422 -msoft-float in target_float_switch.
2423 * arm.c (arm_override_options): Fix processing of target_float_switch.
2425 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2427 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2430 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2432 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2433 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2435 2005-01-04 Roger Sayle <roger@eyesopen.com>
2437 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2438 if deleting the then-block allows the test-block to fallthru to the
2441 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2444 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2445 after the full declaration if the are in two different TUs.
2447 2005-01-04 Richard Henderson <rth@redhat.com>
2450 * tree-sra.c (generate_one_element_init): Just
2451 call gimplify_and_add.
2452 (generate_element_init): Record the
2453 new referenced variables and mark them for renaming
2454 and split out to ...
2455 (generate_element_init_1): This.
2456 (scalarize_init): Don't call push_gimplify_context/
2457 pop_gimplify_context.
2459 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2461 * toplev.c (get_src_pwd): Handle failure of getpwd().
2463 2005-01-04 Roger Sayle <roger@eyesopen.com>
2465 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2467 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2468 all the cases handled by it are inverted by invert_truthvalue.
2470 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2472 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2473 (save_register_windowsi): Likewise.
2475 2005-01-04 Richard Henderson <rth@redhat.com>
2477 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2479 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2482 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2483 any simplifications of vector mode comparison operators.
2484 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2486 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2487 Devang Patel <dpatel@apple.com>
2489 PR tree-optimization/18308
2490 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2491 the operands before creating a new expression.
2492 * dojump.c (do_jump): Make drop_through_label available
2493 for all cases. Add expansion of COND_EXPR.
2495 2005-01-04 Ira Rosen <irar@il.ibm.com>
2497 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2498 INTEGER_CST instead of TREE_CONSTANT.
2499 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2500 instead of TREE_CONSTANT.
2501 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2502 instead of TREE_CONSTANT.
2504 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2506 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2508 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2511 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2512 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2514 2005-01-03 Richard Henderson <rth@redhat.com>
2516 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2517 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2518 fold_convert_const_real_from_real): Split out from ...
2519 (fold_convert_const): ... here.
2521 2005-01-03 Richard Henderson <rth@redhat.com>
2524 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2525 (mov<MMXMODEI>_internal): Likewise.
2526 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2527 Add V2SF case; use it for SSE1; don't use TI.
2528 (movdf_integer): Likewise.
2529 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2531 2005-01-03 Ira Rosen <irar@il.ibm.com>
2533 * tree-vectorizer.c (vect_strip_conversions): New function.
2534 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2535 check for binary class.
2537 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2541 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2543 * gimple-low.c (mark_blocks_with_used_vars): New function.
2544 (mark_blocks_with_used_subblocks): Ditto.
2545 (mark_used_blocks): Ditto.
2546 (pass_mark_used_blocks): New pass.
2547 * tree-inline.c: Include debug.h.
2548 (expand_call_inline): Call outlining_inline_function here.
2549 * tree-optimize.c (init_tree_optimization_passes): Add
2550 pass_mark_used_blocks.
2551 * tree-pass.h (pass_mark_used_blocks): New.
2552 * Makefile.in (tree-inline.o): Add debug.h dependency.
2554 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2556 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2557 VAR_DECLs to have weak_import attribute.
2559 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2562 2004-01-03 Steven Bosscher <stevenb@suse.de>
2564 * passes.c (rest_of_compilation): Don't run regmove if only
2565 flag_expensive_optimizations, require flag_regmove instead.
2567 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2569 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2571 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2572 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2573 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2574 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2576 2005-01-03 Richard Henderson <rth@redhat.com>
2578 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2579 (ia64_const_ok_for_letter_p): New.
2580 (ia64_const_double_ok_for_letter_p): New.
2581 (ia64_extra_constraint): New.
2582 (ia64_expand_vecint_compare): New.
2583 (ia64_expand_vcondu_v2si): New.
2584 (ia64_expand_vecint_cmov): New.
2585 (ia64_expand_vecint_minmax): New.
2586 (ia64_print_operand): Add 'v'.
2587 (ia64_preferred_reload_class): New.
2588 (ia64_vector_mode_supported_p): New.
2589 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2590 (PREFERRED_RELOAD_CLASS): Move to function.
2591 (CONST_OK_FOR_LETTER_P): Move to function.
2592 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2593 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2594 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2595 (EXTRA_CONSTRAINT): Move to function.
2596 * config/ia64/ia64.md: Include vect.md.
2597 (itanium_class): Add mmalua.
2599 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2601 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2602 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2604 (const_int_2bit_operand): New.
2605 (fr_reg_or_0_operand): New.
2606 * config/ia64/ia64-modes.def: Add vector modes.
2607 * config/ia64/ia64-protos.h: Update.
2608 * config/ia64/vect.md: New file.
2610 2005-01-03 Richard Henderson <rth@redhat.com>
2612 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2614 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2617 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2619 (log1pdf2): Change mode of operands[0,1] to DFmode.
2621 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2623 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2624 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2625 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2626 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2627 SPARC_RELAXED_ORDERING.
2629 2005-01-03 Richard Henderson <rth@redhat.com>
2630 Uros Bizjak <uros@kss-loka.si>
2633 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2634 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2635 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2637 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2638 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2639 const_pow2_1_to_128_operand): New predicates.
2641 2005-01-02 Greg McGary <greg@mcgary.org>
2643 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2645 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2646 object. [ptr_type]: Remove unused variable.
2647 Remember nearest addressable array-element or record-component
2648 when checking bitfield components. Tolerate empty BIND_EXPR.
2650 2005-01-01 Richard Henderson <rth@redhat.com>
2652 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2653 that don't narrow the value. Fail for other conversions.
2655 2005-01-01 Richard Henderson <rth@redhat.com>
2658 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2659 * c-lang.c (finish_file): Don't do it here.
2660 * objc/objc-act.c (objc_finish_file): Likewise.
2662 * cgraph.c (decl_assembler_name_equal): New.
2663 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2664 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2665 * cgraph.h (struct cgraph_varpool_node): Add next.
2666 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2667 * varasm.c (assemble_alias): Mark the target as needed.
2669 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2672 * function.c (get_arg_pointer_save_area): Use entry_of_function
2673 instead of get_insns.
2675 2005-01-01 Roger Sayle <roger@eyesopen.com>
2676 Andrew Pinski <pinskia@physics.uc.edu>
2677 James E. Wilson <wilson@specifixinc.com>
2679 PR rtl-optimization/12092
2680 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2683 2005-01-01 Roger Sayle <roger@eyesopen.com>
2684 Olivier Hainque <hainque@act-europe.fr>
2686 * tree.c (int_fits_type_p): A narrower type always fits in a
2687 wider one, except for negative values into unsigned types.
2689 2005-01-01 Roger Sayle <roger@eyesopen.com>
2691 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2692 with the original constant rather than require TREE_OVERFLOW.
2694 2005-01-01 Steven Bosscher <stevenb@suse.de>
2697 * c-decl.c (finish_function): If compiling C99, annotate the
2698 compiler generated return with the current file name and line 0.
2699 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2700 the source line is greater than 0.
2701 (remove_bb): Likewise.
2703 See ChangeLog.12 for earlier changes.