1 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
4 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
6 2005-01-27 Richard Henderson <rth@redhat.com>
8 * builtins.c (expand_builtin_copysign): New.
9 (expand_builtin): Call it.
10 * genopinit.c (optabs): Add copysign_optab.
11 * optabs.c (init_optabs): Initialize it.
12 (expand_copysign): New.
13 * optabs.h (OTI_copysign, copysign_optab): New.
14 (expand_copysign): Declare.
16 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
17 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
19 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
20 (ix86_expand_fp_absneg_operator): ... here.
21 (ix86_split_copysign): New.
22 * config/i386/i386-protos.h: Update.
23 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
24 (copysignsf3, copysigndf3): New.
26 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
27 (copysignsf3, ncopysignsf3): New.
28 (copysigndf3, ncopysigndf3): New.
29 (copysignxf3, ncopysignxf3): New.
30 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
32 2005-01-27 Arend Bayer <arend.bayer@web.de>
33 Kazu Hirata <kazu@cs.umass.edu>
35 * cse.c: (find_best_addr): Don't call copy_rtx before calling
36 fold_rtx. Save cost recomputation if fold_rtx did nothing.
37 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
40 2005-01-27 Jeff Law <law@redhat.com>
42 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
43 definitions of SSA_NAMEs which are not being rewritten.
44 (rewrite_ssa_into_ssa): Only initialize the current definition
45 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
46 If checking is enabled, assert that SSA_NAME_AUX is clear for all
47 SSA_NAMEs before returning.
49 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
51 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
52 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
53 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
54 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
55 config/mips/iris6.h, config/sh/sh.c: Update copyright.
57 2005-01-27 Steven Bosscher <stevenb@suse.de>
60 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
61 higher to -O2 and higher. Likewise for tree PRE.
62 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
65 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
68 * gimple-low.c (try_catch_may_fallthru): New static function.
69 (block_may_fallthru): Handle TRY_CATCH_EXPR.
70 * tree-inline.c (expand_call_inline): Don't warn about reaching
71 the end of a non-void function being inlined if the function uses
74 2005-01-27 Jakub Jelinek <jakub@redhat.com>
76 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
79 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
80 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
81 (implicitly_declare): Handle error_mark_node.
83 2005-01-27 Richard Henderson <rth@redhat.com>
86 * tree.h (struct tree_decl): Add debug_expr_is_from.
87 (DECL_DEBUG_EXPR_IS_FROM): New.
88 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
89 * dwarf2out.c (dwarf2out_var_location): Update to match.
90 * tree-outof-ssa.c (create_temp): Likewise.
91 * var-tracking.c (track_expr_p): Likewise.
92 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
93 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
94 * toplev.c (default_tree_printer): Likewise.
96 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
98 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
99 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
101 2005-01-27 Steven Bosscher <stevenb@suse.de>
103 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
104 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
105 ASM_CLOBBERS): Add tree checks.
107 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
108 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
109 * c-common.def (SWITCH_STMT): Update to match.
110 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
111 macros instead of SWITCH_EXPR ones.
112 * c-dump.c (c_dump_tree): Likewise.
113 * c-gimplify.c (gimplify_switch_stmt): Likewise.
114 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
116 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
118 2005-01-27 Alan Modra <amodra@bigpond.net.au>
120 * unwind-dw2.c (execute_stack_op): Add missing cases for
121 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
123 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
125 * config.gcc (Obsolete configurations): Remove 'dummy', add
126 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
129 2005-01-26 Diego Novillo <dnovillo@redhat.com>
131 PR tree-optimization/19633
132 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
134 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
135 are no call-clobbered variables.
136 * tree-outof-ssa.c (check_replaceable): Return false for calls
139 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
141 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
142 even for variables with NULL DECL_INITIAL.
144 2005-01-26 Stuart Hastings <stuart@apple.com>
146 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
148 2005-01-26 Richard Henderson <rth@redhat.com>
151 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
153 * expr.c (store_field): Strip conversions to odd-bit-sized types
154 if the destination field width matches.
156 2005-01-26 Richard Henderson <rth@redhat.com>
158 * c-decl.c, expmed.c, expr.c: Revert last change.
160 2005-01-26 Richard Henderson <rth@redhat.com>
163 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
165 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
166 if we don't need the bits above those present in the current mode.
167 * expr.c (store_field): Strip conversions to odd-bit-sized types
168 if the destination field width matches.
170 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
172 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
173 either -ffast-math or -funsafe-math-optimizations is in use.
175 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
179 * config/avr/avr.c (notice_update_cc): Only set condition code for
180 ashrqi3 if shift count > 0.
181 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
182 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
183 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
184 count <= 0 as a no-op, and shift count >= width by copying zero
185 or sign bit to all bits of the result.
186 * config/avr/avr.md (all shifts): Add alternatives for zero shift
187 count, with attribute "length" set to 0 and "cc" set to "none".
189 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
191 * doc/invoke.texi: Document -mTLS.
193 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
194 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
195 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
196 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
197 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
198 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
199 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
200 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
202 * configure.ac: Check for a TLS capable gas.
204 * configure: Regenerate.
206 2005-01-26 Richard Henderson <rth@redhat.com>
209 * combine.c (make_field_assignment): Simplify store to zero_extract
210 from a source with an overlapping mask.
212 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
214 2004-11-11 Eric Christopher <echristo@redhat.com>
216 * config/frv/frv.md: Add fr400_integer automaton. Don't
217 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
220 2005-01-26 Steven Bosscher <stevenb@suse.de>
223 * cfgbuild.c (make_edges): Do not clear or set
224 current_function_has_computed_jump.
225 * function.h (struct function): Remove the has_computed_jump field.
226 (current_function_has_computed_jump): Do not define.
227 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
228 in a computed jump. Ignore current_function_has_computed_jump.
230 2005-01-26 Richard Henderson <rth@redhat.com>
233 * expr.c (categorize_ctor_elements): New argument p_must_clear.
234 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
236 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
237 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
238 objects into static storage if they have more than one non-zero value.
239 * tree.h (categorize_ctor_elements): Update decl.
241 2005-01-26 Steven Bosscher <stevenb@suse.de>
244 * tree.h (CALL_EXPR_TAILCALL): Add comment.
245 * calls.c (check_sibcall_argument_overlap_1): Revert the change
246 to this function from 2004-07-10.
247 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
248 the current function for tail call optimizations if the address
249 of one of it its arguments is taken.
251 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
253 * cse.c (fold_rtx): Call equiv_constant only when necessary.
255 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
257 * function.c (expand_function_end): If current_function_calls_alloca,
258 emit stack restore in a place that is reached when the function falls
261 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
263 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
264 rule to avoid matching inappropriate suffix rule.
266 2005-01-26 Jan Hubicka <jh@suse.cz>
268 PR tree-optimization/19241
269 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
271 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
273 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
274 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
276 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
277 <sim*>: Always use crt1.o, regardless of N in simN.
278 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
279 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
280 (CRT_CALL_STATIC_FUNCTION): Remove.
281 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
282 use crt1.o, regardless of N in simN.
283 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
284 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
285 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
286 case isystem setting.
287 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
289 2005-01-25 Ian Lance Taylor <ian@airs.com>
291 * gimple-low.c (block_may_fallthru): Correct handling of
292 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
294 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
296 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
297 handlers to match indentation; nested under the mtune=* handler.
298 Similar for mcpu= and march=.
300 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
302 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
303 * config/mips/linux64.h (LIB_SPEC): Likewise.
304 * config/mn10300/linux.h (LIB_SPEC): Likewise.
305 * config/sh/linux.h (LIB_SPEC): Likewise.
307 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
309 * config/frv/frv.c (frv_legitimize_tls_address): New.
310 (TARGET_HAVE_TLS): Define.
311 (FRV_SYMBOL_REF_TLS_P): Define.
312 (frv_override_options): Handle new register classes.
313 (frv_legitimate_address_p): Reject tls addresses.
314 (frv_legitimize_address): Handle TLS addresses.
315 (gen_inlined_tls_plt): New.
317 (frv_legitimize_tls_address): New.
318 (unspec_got_name): Add TLS entries.
319 (got12_operand): Add R_FRV_TLSMOFF12 case.
320 (frv_emit_move): Fixup TLS addresses.
321 (frv_emit_movsi): Legitimize TLS addresses.
323 * config/frv/frv.h (MASK_BIG_TLS): New.
324 (TARGET_BIG_TLS): New.
325 (HAVE_AS_TLS): Define.
326 (TARGET_SWITCHES): Add -mTLS and -mtls options.
327 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
328 (REG_CLASS_NAMES): Same.
329 (REG_CLASS_CONTENTS): Same.
330 (CONSTRAINT_LEN): New.
331 (REG_CLASS_FROM_CONSTRAINT): New.
332 (PREDICATE_CODES): Add symbolic_operand.
334 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
335 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
336 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
337 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
338 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
339 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
340 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
341 GR9_REG, GR14_REG, LRREG.
342 (type): Add load_or_call attribute.
343 ("load_or_call"): New reservation.
344 ("call_gettlsoff"): New.
345 ("tls_indirect_call"): New.
346 ("tls_load_gottlsoff12"): New.
347 ("tlsoff_hilo"): New.
348 ("tls_tlsdesc_ldd"): New.
349 ("tls_tlsoff_ld"): New.
352 * config/frv/frv-protos.h (symbolic_operand): Protoize.
354 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
356 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
357 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
358 * config/frv/frv.c (TLS_BIAS): Define.
359 (frv_output_dwarf_dtprel): New.
361 2005-01-26 Jakub Jelinek <jakub@redhat.com>
363 PR rtl-optimization/19579
364 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
365 both A and B, see if they don't clobber registers the other expr uses.
367 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
369 * real.c (do_add): Initialize signalling and canonical members.
371 * real.c (real_from_integer): Zero out destination.
373 2005-01-18 Jan Hubicka <jh@suse.cz>
375 PR tree-optimize/19337
376 * tree-inline.c (initialize_inlined_parameters): Copy
377 saved_static_chain_decl only.
379 2005-01-25 Richard Henderson <rth@redhat.com>
383 * config/i386/i386.c (x86_inter_unit_moves): Zero.
384 (ix86_preferred_reload_class): Rewrite fp-constant section, with
385 80387 enabled, to return a proper subclass. Return the subset that
386 overlaps with GENERAL_REGS for PLUS.
387 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
389 2005-01-25 Richard Henderson <rth@redhat.com>
392 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
394 2005-01-25 Roger Sayle <roger@eyesopen.com>
396 * expmed.c (choose_multiplier): Change interface to return the
397 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
398 (expand_divmod): Update calls to choose_multiplier.
400 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
403 * expmed.c (extract_bit_field): Use adjust_address instead of
404 gen_lowpart when op0 is a MEM.
406 2005-01-24 Steven Bosscher <stevenb@suse.de>
408 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
410 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
412 * config/mips/irix-csr.c: New file.
413 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
414 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
415 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
418 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
421 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
422 sparc/elf.h, add sparc/sp-elf.h.
423 (sparc-*-rtems*): Likewise.
424 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
425 tm-dwarf2.h, add sparc/sp-elf.h.
426 (sparc86x-*-elf): Likewise.
427 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
428 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
429 TARGET_OS_CPP_BUILTINS.
430 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
431 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
433 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
434 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
435 (SWITCH_TAKES_ARG): Likewise.
436 (LOCAL_LABEL_PREFIX): Likewise.
437 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
438 (TARGET_N_FORMAT_TYPES): Delete.
439 (TARGET_FORMAT_TYPES): Likewise.
440 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
441 * config/sparc/elf.h: Delete.
442 * config/sparc/sp-elf.h: New file.
444 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
446 * tree-flow-inline.h (phi_arg_from_edge): Remove.
447 * tree-flow.h: Remove the corresponding prototype.
448 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
449 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
451 2005-01-24 Jakub Jelinek <jakub@redhat.com>
454 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
455 for AIX ABI or ELF -fPIC.
456 (rs6000_emit_load_toc_table): Don't create toc_section here.
457 (rs6000_xcoff_file_start): Nor here.
459 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
461 * sh.c (ra.h): Don't #include.
462 (hard_regs_intersect_p): New function, resurrected from ra.c.
464 * sh.c: Fix 1996 Copyright.
466 2005-01-24 Richard Henderson <rth@redhat.com>
467 Aldy Hernandez <aldyh@redhat.com>
469 * regrename.c (note_sets): Handle subregs.
471 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
474 * genconditions.c (write_header, write_conditions): Elide file if
477 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
479 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
480 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
483 2005-01-24 Jakub Jelinek <jakub@redhat.com>
485 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
486 expand_builtin_printf, expand_builtin_fprintf,
487 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
488 checking against POINTER_TYPE.
489 (validate_arglist): Handle POINTER_TYPE code by checking
492 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
494 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
496 (for_each_rtx): Call for_each_rtx_1.
497 * rtl.h (init_rtlanal): Declare.
498 * toplev.c (backend_init): Call init_rtlanal.
500 2005-01-24 Jakub Jelinek <jakub@redhat.com>
502 * flow.c (propagate_one_insn): Formatting.
505 * flow.c (libcall_dead_p): Be more conservative if unsure.
506 If there are any instructions between insn and call, see if they are
507 all dead before saying the libcall is dead.
509 2005-01-24 Uros Bizjak <uros@kss-loka.si>
511 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
512 operand constraint for operand 0.
514 2005-01-23 Richard Henderson <rth@redhat.com>
517 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
518 edges leading to join block.
520 2005-01-23 Roger Sayle <roger@eyesopen.com>
522 * expmed.c (expand_mult_highpart): Make static. Change type of
523 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
524 (expand_divmod): Updates calls to expand_mult_highpart by using
525 gen_int_mode to pass a CONST_INT rtx.
526 * rtl.h (expand_mult_highpart): Remove prototype.
528 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
530 * flow.c (regset_bytes, regset_size): Remove.
532 * cfganal.c: Fix a reference to Harvey's paper.
534 2005-01-23 Steven Bosscher <stevenb@suse.de>
536 PR rtl-optimization/19464
537 * tree-optimize.c (init_tree_optimization_passes): Add one more
538 copyrename pass just before out-of-ssa.
540 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
543 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
544 * ggc-none.c (ggc_free): Define.
546 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
548 * cse.c (max_reg, max_insn_uid): Remove.
549 (cse_main): Don't access max_reg or max_insn_uid.
551 * c-common.c (explicit_flag_signed_bitfields,
552 lang_statement_code_p, lang_expand_function_end): Remove.
553 * c-common.h: Remove the corresponding declarations.
554 * c-opts.c (c_common_handle_option): Remove all write access
555 to explicit_flag_signed_bitfields.
557 * cgraph.c (cgraph_varpool_n_nodes): Remove.
558 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
559 * cgraph.h: Remove the corresponding declaration.
561 * gcse.c (null_pointer_info): Remove.
563 2005-01-23 Roger Sayle <roger@eyesopen.com>
564 Eric Botcazou <ebotcazou@libertysurf.fr>
566 * combine.c (simplify_logical): Only simplify logical expressions
567 of the form ior(and(x,y),z) by the inverse distributive law if the
568 result is cheaper than the original.
570 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
572 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
573 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
574 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
575 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
576 config/freebsd-spec.h, config/arm/arm.h,
577 config/h8300/h8300.md, config/i386/i386.md,
578 config/i386/predicates.md, config/i386/sse.md,
579 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
580 config/vax/vax.md: Fix comment typos. Follow spelling
583 2005-01-23 Steven Bosscher <stevenb@suse.de>
585 * gengtype.c (walk_type): Produce `not equal to' compares for loop
586 tests, instead of `less than'.
588 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
590 * function.c (assign_parm_setup_block): When creating a new stack slot
591 for a parameter, get its alignment from the parameter's DECL_ALIGN
592 rather than the type's TYPE_ALIGN. Make sure that the parameter
593 is at least word aligned.
595 2005-01-22 Roger Sayle <roger@eyesopen.com>
598 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
600 2005-01-22 Richard Henderson <rth@redhat.com>
603 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
604 in both compare operands.
605 (movdfcc_1_sse_max): Likewise.
606 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
607 (movdfcc_1_sse): Likewise.
608 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
609 scratch register as needed.
611 2005-01-22 Richard Henderson <rth@redhat.com>
613 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
615 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
617 2005-01-22 Richard Henderson <rth@redhat.com>
619 * genopinit.c (optabs): Use smin/smax for floating point too.
620 * doc/md.texi: Update to match. Clarify that floating point
621 results are undefined for +0/-0 and NaN.
622 * doc/rtl.texi: Likewise.
623 * rtl.def (SMIN, SMAX): Likewise
624 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
626 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
627 leading 's' to the name.
628 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
629 smaxxf3, sminxf3): Likewise.
630 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
633 2005-01-22 Paul Brook <paul@codesourcery.com>
635 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
637 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
639 * config/s390/s390.c (struct processor_costs): New fields
640 dlgr, dlr, dr, dsgfr, dsgr.
641 (z900_cost, z990_cost): Values for new fields.
642 (s390_rtx_costs): New cases MEM und COMPARE in switch
643 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
644 DIV, MOD, UDIV, UMOD.
646 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
648 * config/s390/s390.md ("doloop_si64"): Reload input value directly
649 into the register being decremented.
650 ("doloop_si31", "doloop_di"): Likewise.
651 ("*doloop_si_long"): Adapt pattern.
653 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
655 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
657 (CLASS_MAX_NREGS): Likewise.
659 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
661 * doc/tree-ssa.texi (Statement Operands): Add example for new
662 must-def macro. Note deprecation of old operands interface.
664 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
666 PR tree-optimization/19484
667 * tree-cfg.c (remove_fallthru_edge): New function.
668 (cleanup_control_flow): Remove fallthru edges from calls that are
669 now known not to return.
671 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
673 Fix PR tree-optimization/19038
674 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
675 copies with loop variant ones.
677 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
679 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
680 config/alpha/alpha-protos.h, config/alpha/alpha.h,
681 config/alpha/alpha.md, config/alpha/predicates.md,
682 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
683 config/sparc/sol2.h: Update copyright.
685 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
686 first label to see if it is a nonlocal label.
688 2005-01-22 David Edelsohn <edelsohn@gnu.org>
689 Andrew Pinski <pinskia@physics.uc.edu>
692 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
693 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
695 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
697 * config/rs6000/rtems.h: Update copyright.
699 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
702 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
703 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
704 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
706 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
709 * c-typeck.c (convert_arguments): Check for error_mark_node.
711 2005-01-21 Ian Lance Taylor <ian@airs.com>
713 PR tree-optimization/13000
714 * tree-inline.c: Include "tree-flow.h".
715 (expand_call_inline): If warn_return_type, warn if non-void inline
716 function falls through.
717 * tree-cfg.c (execute_warn_function_return): Don't warn about
718 control reaching end if TREE_NO_WARNING is set. Set
720 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
722 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
723 branch if we don't need one.
724 * c-typeck.c: Include "tree-flow.h"
725 (c_finish_bc_stmt): Don't add a goto if the current statement
726 list doesn't fall through to the current point.
728 2005-01-21 Roger Sayle <roger@eyesopen.com>
730 PR rtl-optimization/576
731 * real.c (real_arithmetic): Change return type from void to bool
732 to return an indication that the result may be inexact.
733 * real.h (real_arithmeric): Update prototype.
734 * fold-const.c (const_binop): Don't constant fold floating
735 point expressions when the user specifies -frounding-math and
736 the result may depend upon the run-time rounding mode.
737 (fold_convert_const_real_from_real): Clean-up.
738 (fold_initializer): Ignore flag_rounding_math for initializers.
739 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
740 constant fold FP operations with flag_rounding_math if the
741 result may depend upon the run-time rounding mode.
743 2005-01-21 Tom Tromey <tromey@redhat.com>
745 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
747 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
749 * tree-cfg.c: Fix comment typos.
751 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
753 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
754 around the call to rest_of_handle_branch_target_load_optimize.
756 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
758 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
759 (sparc64-*-openbsd*): Likewise.
760 (sparclite-*-elf*): Include tm-dwarf2.h.
761 (sparc86x-*-elf*): Likewise.
762 (sparc64-*-elf*): Likewise.
763 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
764 (DBX_DEBUGGING_INFO): Likewise.
765 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
766 (PREFERRED_DEBUGGING_TYPE): Likewise.
767 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
768 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
769 (PREFERRED_DEBUGGING_TYPE): Likewise.
770 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
771 (PREFERRED_DEBUGGING_TYPE): Likewise.
772 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
774 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
777 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
779 2005-01-20 Paul Brook <paul@codesourcery.com>
781 * doc/rtl.texi: Document value extension requirements for CONST_INT.
783 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
785 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
786 label is first in a sequence of labels.
788 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
790 2005-01-20 Janis Johnson <janis187@us.ibm.com>
791 Giovanni Bajo <giovannibajo@gcc.gnu.org>
793 * doc/sourcebuild.texi (Test Directives): New.
795 2005-01-20 Roger Sayle <roger@eyesopen.com>
797 * real.c (real_floor): Don't leave the result uninitialized when
798 mode is VOIDMode, but return the unrounded intermediate value.
799 (real_ceil): Likewise.
801 2005-01-20 Paul Brook <paul@codesourcery.com>
803 * config/arm/arm.md (insv): Use gen_int_mode.
805 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
807 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
808 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
809 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
810 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
811 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
813 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
816 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
817 fbreg, so we have to assume we can't.
818 (loc_descriptor_from_tree_1): Ditto.
819 (containing_function_has_frame_base): New function.
820 (add_location_or_const_value_attribute): Use it.
821 Also try to generate a frame_base from a single element location
824 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
826 PR tree-optimization/15349
827 * timevar.def (TV_TREE_MERGE_PHI): New.
828 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
830 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
831 calls to tree_forwarder_block_p.
832 (remove_forwarder_block_with_phi, merge_phi_nodes,
833 gate_merge_phi, pass_merge_phi): New.
834 * tree-optimize.c (init_tree_optimization_passes): Add
836 * tree-pass.h: Add an extern for pass_merge_phi;
838 2005-01-20 Richard Henderson <rth@redhat.com>
841 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
842 (_mm_castps_pd, _mm_castps_si128): New.
843 (_mm_castsi128_ps, _mm_castsi128_pd): New.
845 2005-01-20 Richard Henderson <rth@redhat.com>
848 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
849 __builtin_ia32_vec_init_v2si.
850 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
851 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
852 (ix86_init_mmx_sse_builtins): Create it.
853 (ix86_expand_builtin): Expand it.
854 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
855 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
856 (vec_extractv2si_0, vec_extractv2si_1): New.
858 2005-01-20 Richard Henderson <rth@redhat.com>
861 * config/i386/i386.c (ix86_expand_push): New.
862 * config/i386/mmx.md (push<MMXMODE>1): New.
863 * config/i386/sse.md (push<SSEMODE>1): New.
864 * config/i386/i386-protos.h: Update.
866 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
868 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
871 2005-01-20 Richard Henderson <rth@redhat.com>
873 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
874 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
876 2005-01-19 Richard Henderson <rth@redhat.com>
879 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
880 to V4SFmode in SSE1 fallback load path.
882 2005-01-19 Richard Henderson <rth@redhat.com>
884 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
885 in QImode expansion to ix86_expand_vector_set.
886 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
888 2005-01-19 Richard Henderson <rth@redhat.com>
891 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
892 subclass of the input class.
893 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
894 Always true for cross-SSE1 classes. Rationalize conditionals.
895 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
896 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
897 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
898 (movdi_2): Add MMX/SSE zeros.
899 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
900 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
901 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
902 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
903 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
904 (zero_extendsidi2_rex64_1): Remove.
905 (MOV0 peephole): Check GENERAL_REG_P.
907 2005-01-19 Richard Henderson <rth@redhat.com>
910 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
912 (ix86_expand_vector_extract): Likewise.
914 2005-01-19 Richard Henderson <rth@redhat.com>
917 * expr.c (emit_move_change_mode): New argument force; use
918 simplify_gen_subreg if true.
919 (emit_move_via_alt_mode): Merge into ...
920 (emit_move_via_integer): ... here.
921 (emit_move_ccmode): Use emit_move_change_mode directly.
923 2005-01-19 Richard Henderson <rth@redhat.com>
926 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
927 (alpha_preferred_reload_class): Handle CONST_VECTOR.
928 (alpha_emit_set_const_1): Add no_output parameter; don't emit
930 (alpha_emit_set_const): Likewise. Make static.
931 (alpha_emit_set_long_const): Make static.
932 (alpha_extract_integer): Split out from alpha_expand_mov.
933 (alpha_split_const_mov): Likewise.
934 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
935 (alpha_legitimate_constant_p): New.
936 * config/alpha/alpha-protos.h: Update.
937 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
938 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
939 * config/alpha/alpha.md (movsi): Add n alternative.
940 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
941 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
942 (splitters for all of the above): Use alpha_split_const_mov.
943 * config/alpha/predicates.md (non_add_const_operand): New.
944 (non_zero_const_operand): New.
945 (input_operand): Use alpha_legitimate_constant_p after reload.
947 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
949 PR tree-optimization/19038
950 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
951 (add_candidate): Add ivs with increment in latch only if
952 allow_ip_end_pos_p is true.
953 (determine_iv_cost): Use empty_block_p.
955 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
957 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
958 (compute_dominance_frontiers): Ditto.
960 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
963 * config/sh/t-rtems: New.
964 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
966 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
968 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
969 the offset of the selected field.
971 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
973 * tree-cfg.c (remove_forwarder_block): Fix the check to
974 prevent a nonlocal label from appearing in the middle of a
977 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
979 PR rtl-optimization/19462
980 * reorg.c (find_end_label): Create return insn only if
981 current_function_epilogue_delay_list is empty.
983 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
985 * doc/passes.texi: Remove paragraph mentioning new-ra.
987 2005-01-19 Jakub Jelinek <jakub@redhat.com>
989 PR rtl-optimization/15139
990 * combine.c: Include params.h.
991 (count_rtxs): New function.
992 (record_value_for_reg): If replace_rtx would replace at least
993 2 occurrences of REG in VALUE and TEM is really large, replace REG with
994 (clobber (const_int 0)) instead of TEM.
995 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
996 * params.h (MAX_LAST_VALUE_RTL): New.
997 * Makefile.in (combine.o): Depend on $(PARAMS_H).
998 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1001 * c-typeck.c (digest_init): Only call build_vector if all constructor
1002 elements are *_CST nodes.
1003 * gimplify.c (gimplify_init_constructor): Likewise.
1006 * c-typeck.c (digest_init): Only call build_vector if inside_init
1009 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1011 * toplev.c (init_asm_output): Remove dead #ifdef.
1013 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1015 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1017 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1019 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1020 accessing DECL_FUNCTION_CODE.
1021 * dojump.c (do_jump): Likewise.
1022 * gimplify.c (gimplify_call_expr): Likewise.
1023 * predict.c (expr_expected_value): Likewise.
1024 (strip_builtin_expect): Likewise.
1025 * tree-inline.c (estimate_num_insns_1): Likewise.
1026 * tree-ssa-loop-im.c (stmt_cost): Likewise
1027 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1028 (tree_expr_nonnegative_p): Likewise.
1030 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1032 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1033 variant of the load_pcrel_sym pattern.
1034 * config/sparc/sparc.md (P macro): Move to the top.
1035 (load_pcrel_sym): Macroize using P.
1036 (save_register_window): Likewise.
1038 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1040 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1043 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1046 * c-typeck.c (build_asm_expr): Strip nops off
1047 input memory operands.
1049 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1051 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1052 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1053 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1054 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1056 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1059 * config/i386/i386.c (override_options): If the 80387 is disabled,
1060 then do not return FP values using FP registers.
1062 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1064 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1065 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1066 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1067 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1068 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1069 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1070 output.h, postreload-gcse.c, postreload.c, recog.c,
1071 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1072 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1073 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1074 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1075 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1076 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1077 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1078 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1080 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1081 config/alpha/alpha.c, config/arm/vfp.md,
1082 config/i386/emmintrin.h, config/i386/i386-modes.def,
1083 config/i386/i386-protos.h, config/i386/i386.h,
1084 config/i386/pmmintrin.h, config/i386/ppro.md,
1085 config/i386/predicates.md, config/i386/xmmintrin.h,
1086 config/i860/i860.c, config/ia64/ia64-modes.def,
1087 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1088 config/ia64/ia64.md, config/ia64/itanium1.md,
1089 config/ia64/itanium2.md, config/ia64/predicates.md,
1090 config/iq2000/iq2000.h, config/mips/linux64.h,
1091 config/rs6000/aix41.h, config/rs6000/aix43.h,
1092 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1093 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1094 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1095 config/sparc/linux64.h, config/sparc/litecoff.h,
1096 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1097 config/sparc/sparc.h, config/sparc/sparc.md,
1098 config/sparc/sysv4-only.h: Update copyright.
1100 2005-01-18 Richard Henderson <rth@redhat.com>
1103 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1105 2005-01-18 Marc Espie <espie@openbsd.org>
1106 * config/i386/openbsdelf.h: Typo.
1108 2005-01-18 Richard Henderson <rth@redhat.com>
1110 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1111 special case for sse.
1112 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1114 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1116 * tree-inline.c (estimate_num_insns_1): Added cases for
1117 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1119 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1121 PR rtl-optimization/19296
1122 * combine.c (simplify_comparison): Rewrite the condition under
1123 which a non-paradoxical SUBREG of a PLUS can be lifted when
1124 compared against a constant.
1126 2005-01-18 Andi Kleen <ak@muc.de>
1128 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1129 * c.opt (-Wpointer-sign): Add.
1130 * doc/invoke.texi: (-Wpointer-sign): Add.
1132 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1134 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1135 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1136 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1137 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1138 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1139 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1140 for TARGET_MIX_SSE_I387.
1141 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1142 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1143 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1144 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1145 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1146 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1147 TARGET_MIX_SSE_I387.
1148 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1151 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1154 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1155 Add movaps alternative for xmm reg->reg move.
1157 2005-01-17 Jeff Law <law@redhat.com>
1159 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1160 at the end of the main DOM loop rather than just before DOM exits.
1162 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1164 PR tree-optimization/19121
1165 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1166 adding aliases to a name tag, also add them to the pointer's
1168 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1169 sensitive alias info at all. Only check that the two pointers
1170 have compatible pointed-to sets.
1171 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1172 a pointer's type tag is a superset of the alias set of the
1175 2005-01-17 James E Wilson <wilson@specifixinc.com>
1178 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1179 comment to document why.
1181 2005-01-17 Richard Henderson <rth@redhat.com>
1183 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1184 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1185 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1186 sse2_vmsminv2df3_finite): New.
1187 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1188 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1189 Force op1 into register.
1191 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1193 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1194 bubblestrap from always rebuilding build directory.
1196 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1198 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1199 ("*cmpmem_short"): Likewise.
1201 2005-01-17 Steven Bosscher <stevenb@suse.de>
1203 * basic-block.h: Document BB_* flags.
1204 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1205 use an sbitmap instead.
1206 * sched-rgn.c (compute_trg_info): Likewise.
1208 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1210 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1211 redundant target_cpu_default and extra_parts lines. Use the default
1213 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1214 (SUBTARGET_EXTRA_SPECS): Delete.
1215 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1216 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1217 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1218 and "n32" for -mabi=n32.
1220 2005-01-17 Ian Lance Taylor <ian@airs.com>
1223 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1224 fold constant variables into initial values.
1226 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1228 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1230 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1231 through the statements backward.
1233 2005-01-17 Ian Lance Taylor <ian@airs.com>
1235 PR middle-end/13127:
1236 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1237 a variable set to the return value of the inlined function.
1239 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1241 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1242 when modes are tieable.
1244 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1246 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1247 of pthread_create to find out if threads are enabled.
1248 * gthr-posix95.h (__gthread_active_p): Likewise.
1250 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1252 * common.opt (-fnew-ra): Remove.
1254 * toplev.h (flag_new_regalloc): Remove.
1255 * Makefile.in (ra*.*): Don't mention.
1256 * passes.c (rest_of_handle_new_regalloc): Remove.
1257 (rest_of_handle_combine, rest_of_compilation): Always consider
1258 flag_new_regalloc as false.
1259 * doc/invoke.texi: Don't document -fnew-ra.
1261 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1263 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1264 last parameter to reg_scan.
1265 * loop.c (loop_optimize): Likewise.
1266 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1267 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1268 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1269 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1270 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1271 * regclass.c (reg_scan): Likewise, for the declaration.
1272 * rtl.h (reg_scan): Likewise, for the prototype.
1274 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1276 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1277 mark_dfs_back_edges.
1279 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1281 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1282 (compute_avail): Uses don't go in tmp_gen.
1284 2005-01-16 Steven Bosscher <stevenb@suse.de>
1286 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1287 loop to look for a free slot in a page entry.
1289 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1292 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1293 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1294 just before targetm.asm_out.file_end.
1295 * tree.h (process_pending_assemble_output_defs): Declare.
1296 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1298 (assemble_alias): Defer generation of assembly code for defines when
1299 TARGET_DEFERRED_OUTPUT_DEFS is true.
1300 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1301 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1302 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1304 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1307 * pa.c (pa_scalar_mode_supported_p): New function.
1308 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1309 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1311 * pa-protos.h (prefetch_operand): Delete.
1312 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1313 * pa.c (prefetch_operand): Delete.
1314 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1315 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1316 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1317 and prefetch_nocc_operand.
1318 * pa.md (prefetch): Rework to avoid reload problems handling short
1319 displacements when a cache control completer needs to be provided.
1320 (prefetch_32, prefetch_64): Delete.
1321 (prefetch_cc, prefetch_nocc): New patterns.
1323 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1325 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1327 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1330 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1331 exceeds maximum alignment for global common data.
1332 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1333 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1335 2004-01-15 Roger Sayle <roger@eyesopen.com>
1337 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1339 2004-01-15 Roger Sayle <roger@eyesopen.com>
1341 * harg-reg-set.h (reg_class_names): Prototype global array.
1342 * regclass.c (reg_class_names): Declare here and initialize to
1344 (dump_regclass): Remove local declaration of reg_class_names.
1345 (regclass): Likewise.
1346 * cfg.c (dump_flow_info): Likewise.
1347 * ra-debug.c (reg_class_names): Likewise.
1348 * regrename.c (reg_class_names): Likewise.
1349 * reload.c (reg_class_names): Likewise.
1350 * reload1.c (spill_failure): Likewise.
1351 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1353 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1355 * config/s390/s390.md ("reload_outti"): Remove predicate for
1356 output operand. Abort if operand is not a MEM.
1357 ("reload_outdi", "reload_outdf"): Likewise.
1359 2005-01-15 Marc Espie <espie@openbsd.org>
1361 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1362 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1363 * config/openbsd.h: Fix C++ includes for native configurations.
1364 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1365 Add trampoline support.
1366 * config/i386/openbsdelf.h: New.
1368 2005-01-15 Marc Espie <espie@openbsd.org>
1370 * collect2.c (main): Explicitly parse -dynamic-linker option.
1372 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1374 PR tree-optimization/19060
1375 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1376 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1377 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1378 and handle extract_range_from_cond returning false.
1379 * fold-const.c (fold): Optimize comparisons with min/max even for
1380 width > HOST_BITS_PER_WIDE_INT.
1382 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1384 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1385 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1386 Remove little endian multilib variants.
1387 Add mips32 multilib variant.
1389 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1391 * explow.c (copy_all_reg, stabilize): Remove.
1392 * expr.h: Remove the corresponding prototypes.
1394 * rtlanal.c (regs_set_between_p): Remove.
1395 * rtl.h: Remove the corresponding prototype.
1397 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1399 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1400 to rs6000_nonimmediate_operand.
1401 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1402 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1403 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1404 rs6000_nonimmediate_operand.
1405 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1406 rs6000_nonimmediate_operand.
1408 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1410 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1412 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1414 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1416 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1417 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1419 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1420 (rs6k_nonimmediate_operand): New.
1421 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1423 (legitimate_lo_sum_address_p): Same.
1424 (rs6000_legitimize_address): Same.
1425 (rs6000_legitimize_reload_address): Same.
1426 (rs6000_legitimate_address): Same.
1427 (spe_build_register_parallel): Pass DF and DC modes in a DI
1430 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1431 to rs6k_nonimmediate_operand.
1433 * config/rs6000/spe.md ("*frob_df_di"): New.
1434 ("*frob_di_df"): New.
1435 ("*frob_di_df_2"): New.
1436 ("*mov_sidf_e500_subreg0"): New.
1437 ("*mov_sidf_e500_subreg4"): New.
1438 ("*movdf_e500_double"): Change predicate to
1439 rs6k_nonimmediate_operand.
1441 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1443 * postreload.c (move2add_note_store): Only call
1444 trunc_int_for_mode on scalar integers.
1446 2005-01-14 Steven Bosscher <stevenb@suse.de>
1448 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1449 replace BB_VISITED uses.
1450 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1451 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1452 (tree_dce_done): Free visited_control_parents.
1453 (perform_tree_ssa_dce): Allocate and clear it.
1454 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1455 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1456 instead of BB_VISITED.
1458 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1460 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1461 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1462 Remove unused prototypes.
1464 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1466 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1467 64-bit register usage.
1468 (spe_func_has_64bit_regs_p): Add FIXME note.
1470 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1472 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1473 flag_finite_math_only with flag_unsafe_math_optimizations.
1475 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1477 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1479 (__tpf_eh_return): Copy TPF private stack area from the module
1480 boundary stack frame. Add check for when module addresses are
1481 equal, but no stub address is found.
1483 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1486 * arm.h (struct machine_function): Add call_via field.
1487 (thumb_call_via_label): Declare.
1488 * arm.c (thumb_call_via_label): New variable.
1489 (thumb_call_reg_needed): New variable.
1490 (arm_output_function_epilogue): For Thumb code, output any per-function
1491 call-indirect trampolines.
1492 (thumb_call_via_reg): New function.
1493 (arm_file_end): New function.
1494 (TARGET_ASM_FILE_END): Call arm_file_end.
1495 (aof_file_end): Likewise.
1496 * arm-protos.h (thumb_call_via_reg): Declare.
1497 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1498 thumb_call_via_reg in normal case.
1500 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1503 PR rtl-optimization/19348
1504 * recog.c (peephole2_optimize): Do global life update if some peephole
1505 decides it doesn't need at least one of its inputs and that change
1506 influences liveness at the start of the basic block.
1508 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1509 arguments instead of 1.
1511 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1514 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1515 zero for nested functions needing a static chain or functions
1516 with a non-constant address.
1518 2005-01-13 Roger Sayle <roger@eyesopen.com>
1520 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1521 (and (sign_extend X) C) into (zero_extend (and X C)).
1523 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1525 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1527 2005-01-13 Richard Henderson <rth@redhat.com>
1532 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1533 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1534 not just TARGET_SSE.
1535 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1536 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1537 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1538 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1539 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1540 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1541 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1542 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1543 (movdicc_c_rex64): Rename with '*'.
1544 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1545 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1546 (movsfcc_1_387): Rename from movsfcc_1.
1547 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1548 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1549 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1550 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1551 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1552 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1553 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1554 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1555 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1556 sse_movdfcc_const0_4): Remove.
1557 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1558 recognize min/max early. Update for changed sse cmove patterns.
1559 (ix86_split_sse_movcc): New.
1560 * config/i386/i386-protos.h: Update.
1562 2005-01-13 Steven Bosscher <stevenb@suse.de>
1564 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1565 (fix_stmt_v_may_defs): Likewise.
1567 2005-01-13 Richard Henderson <rth@redhat.com>
1569 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1570 for converting the mask.
1572 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1574 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1577 2005-01-13 Richard Henderson <rth@redhat.com>
1579 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1580 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1581 IX86_BUILTIN_MOVDQ2Q): Remove.
1582 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1583 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1584 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1586 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1587 (sse2_pextrw): Fix immediate constraint.
1588 (sse2_loadq, sse2_loadq_rex64): Remove.
1589 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1590 Use __builtin_ia32_vec_ext_<size>.
1591 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1593 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1595 * function.c (assign_parm_setup_block): Look inside original
1596 entry_parm when inspecting PARALLEL.
1598 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1599 Joel Sherrill <joel@oarcorp.com>
1602 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1603 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1604 rtems_gxx_recursive_mutex_init.
1605 (__gthread_recursive_mutex_lock): New function.
1606 (__gthread_recursive_mutex_trylock): Likewise.
1607 (__gthread_recursive_mutex_unlock): Likewise.
1609 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1611 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1613 2005-01-13 Jan Beulich <jbeulich@novell.com>
1615 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1616 (ashrti3_internal): Indicate output is early clobber. Generate result
1617 into output rather than first input. Use move for low word of output
1618 if shift count is exactly 64.
1619 (lshrti3_internal): Likewise.
1621 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1625 * reload1.c (delete_output_reload): Don't delete an output reload
1626 if the pseudo lives longer than a single basic block. Adjust and
1627 improve wording of comment.
1629 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1632 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1633 of TYPE_SIZE where we mean the number of bytes.
1635 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1637 * function.c (assign_parm_setup_block): Relax condition on
1638 multi-register optimization.
1640 2005-01-12 Nick Clifton <nickc@redhat.com>
1642 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1643 an "in_delay_slot" attribute of "no" to prevent them being used in
1644 delay slots. This is forbidden because they might generate
1647 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1650 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1653 2005-01-12 Nick Clifton <nickc@redhat.com>
1655 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1656 passed on to GAS) but do not define, as GAS no longer supports or
1657 needs the -m2000 option.
1659 2005-01-11 Roger Sayle <roger@eyesopen.com>
1661 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1662 type as args of unprototyped builtins aren't automatically promoted.
1663 (fold_builtin_abs): Likewise.
1665 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1667 * Makefile.in: Set a `build-warn' variable.
1669 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1671 PR tree-optimization/17949
1672 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1673 (find_interesting_uses_address): Use it.
1675 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1677 * regrename.c (kill_value): Handle subreg's that won't simplify.
1679 2005-01-11 Richard Henderson <rth@redhat.com>
1682 * config/i386/i386.h (enum ix86_builtins): Move ...
1683 * config/i386/i386.c: ... here.
1684 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1685 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1686 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1687 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1688 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1689 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1690 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1691 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1692 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1693 IX86_BUILTIN_LOADDDUP): Remove.
1694 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1695 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1696 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1697 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1698 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1699 (ix86_init_builtins): Make static.
1700 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1701 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1702 if all the modes match. Otherwise, fake it.
1703 (get_element_number, ix86_expand_vec_init_builtin,
1704 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1705 (ix86_expand_builtin): Make static. Update for changed builtins.
1706 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1707 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1708 (ix86_expand_vector_init_duplicate): New.
1709 (ix86_expand_vector_init_low_nonzero): New.
1710 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1711 Split out from ix86_expand_vector_init; handle integer modes.
1712 (ix86_expand_vector_init): Use them.
1713 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1714 * config/i386/i386-protos.h: Update.
1715 * config/i386/predicates.md (reg_or_0_operand): New.
1716 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1717 (movv2sf_internal): Likewise. And a splitter to match them all.
1718 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1719 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1720 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1721 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1722 (mmx_pinsrw): Fix operand ordering.
1723 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1724 rather than sse_loadss expander.
1725 (movv2df splitter): Similarly.
1726 (sse_loadss, sse_loadlss): Remove.
1727 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1728 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1729 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1730 (sse3_movddup): Rename with '*'.
1731 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1732 (sse2_loadsd): Remove.
1733 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1734 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1735 (sse2_pinsrw): Fix argument ordering.
1736 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1737 (sse2_stored): Remove 'r' destination.
1738 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1739 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1740 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1741 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1742 vec_extractv16qi, vec_initv16qi): New.
1744 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1745 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1746 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1748 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1749 (_mm_load_si128, _mm_store_si128): Likewise.
1750 (_mm_load1_pd): Use _mm_set1_pd.
1751 (_mm_load_sd): Use _mm_set_sd.
1752 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1753 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1754 (_mm_set_epi64): Use _mm_set_epi64x.
1755 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1756 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1757 _mm_setr_epi8): Use _mm_set_foo form.
1758 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1759 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1760 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1761 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1762 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1763 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1764 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1765 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1766 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1767 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1768 (_mm_movedup_pd): Use _mm_shuffle_pd.
1769 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1770 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1771 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1772 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1774 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1775 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1776 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1777 (_mm_store_ps): Use raw dereference.
1778 (_mm_store1_ps): Use _mm_storeu_ps.
1779 (_mm_storer_ps): Use _mm_store_ps.
1780 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1781 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1783 2005-01-11 Stan Shebs <shebs@apple.com>
1785 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1786 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1788 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1791 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1792 Skip all DECLs except for FIELD_DECLs.
1794 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1796 * config/s390/s390.c (override_options): Return error if
1797 -mbackchain, -mpacked-stack and -mhard-float are used together.
1798 (s390_va_start): Remove the backchain && packed-stack special case.
1799 (s390_gimplify_va_arg): Likewise.
1800 * doc/invoke.texi: Remove the ABI incompatibility note.
1802 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1804 * config/s390/s390.c (struct s390_frame_layout): Remove
1806 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1807 save_backchain_p with TARGET_BACKCHAIN.
1809 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1812 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1813 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1814 * function.c (locate_and_pad_parm): Set new field.
1815 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1816 Tweak where_pad test to include "none". Always set mem align for
1818 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1819 not sufficient for type.
1820 (assign_parm_setup_block): If stack_parm is zero on entry, always
1821 make a new stack local. Block move old stack parm if necessary
1822 to new aligned stack local.
1823 (assign_parm_setup_stack): Use a block move to handle
1824 potentially misaligned entry_parm.
1825 (assign_parms_unsplit_complex): Specify required alignment when
1826 creating stack local.
1827 * calls.c (compute_argument_addresses): Override alignment of stack
1828 arg calculated from its type with the alignment given by
1829 FUNCTION_ARG_BOUNDARY.
1830 (store_one_arg): Likewise.
1832 2005-01-11 Jan Beulich <jbeulich@novell.com>
1834 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1835 Change respective itanium_class attribute to ialu.
1836 (shladdp4_internal): New.
1837 * config/ia64/predicates.md (shladd_log2_operand): New.
1839 2005-01-11 Richard Henderson <rth@redhat.com>
1841 * expr.c (store_constructor): Use rtvec_alloc instead of
1842 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1844 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1846 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1848 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1850 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1851 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1852 (TARGET_RWRELOC): Define.
1853 (ia64_rwreloc_section_type_flags): Delete.
1854 (ia64_section_type_flags): New function.
1855 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1856 (TARGET_RWRELOC): Define.
1858 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1861 * config/ia64/ia64.c (process_set): For alloc insn, only call
1862 process_epilogue is !frame_pointer_needed.
1864 2005-01-10 Roger Sayle <roger@eyesopen.com>
1867 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1868 unary operator and can't be treated as a binary/comparison operator.
1870 2005-01-10 Richard Henderson <rth@redhat.com>
1872 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1873 (ix86_return_in_memory): Likewise.
1874 (function_arg_advance): Likewise. Mirror structure in function_arg
1875 for choosing register to advance.
1877 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1879 * tree-vectorizer.c, tree.def: Fix comment typos.
1881 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1883 * config/s390/s390.c (struct processor_costs): 4 new fields:
1884 ddbr, ddr, debr, der.
1885 (s390_rtx_costs): More precise handling of divide instructions.
1887 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1889 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1891 2005-01-10 Jan Beulich <jbeulich@novell.com>
1893 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1894 names resulting from -ffunction-sections/-fdata-sections and linkonce
1896 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1897 based on the section name. Rearrange the section name comparison logic
1898 slightly so that each section name is compared against at most once.
1900 2005-01-10 Ben Elliston <bje@au.ibm.com>
1902 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1903 targets for which -fPIC reduces limitations on the GOT size.
1905 2005-01-09 Falk Hueffner <falk@debian.org>
1907 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1910 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1913 * collect2.c (main): Set aixrtl_flag for -brtl option.
1914 (resolve_lib_name): Search for .so file extension before .a
1917 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1919 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1920 (vect_analyze_data_refs_alignment): Add dump prints.
1922 2005-01-09 Ira Rosen <irar@il.ibm.com>
1924 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1925 expr_invariant_in_loop_p.
1926 Initialize outputs first thing in the function.
1927 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1928 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1929 (vect_analyze_pointer_ref_access): Check that the initial condition of
1930 the access function is loop invariant.
1932 2005-01-09 Richard Henderson <rth@redhat.com>
1934 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1935 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1936 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1937 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1938 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1939 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1940 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1941 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1942 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1943 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1944 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1945 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1946 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1947 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1948 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1949 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1950 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1951 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1952 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1953 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1954 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1955 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1956 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1958 (mmx_clrdi, pavgusb): Remove.
1959 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1960 with leading sse_ prefix.
1961 * config/i386/sse.md: Receive them.
1962 * config/i386/mmx.md: New file.
1963 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1964 (subrv2sf3): Turn into expander for normal subtraction.
1965 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1966 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1967 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1968 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1969 commutative; use ix86_binary_operator_ok.
1970 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1971 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1972 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1973 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1974 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1975 Macroize from existing patterns; use ix86_binary_operator_ok.
1976 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1977 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1978 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1979 with vec_select+vec_concat.
1980 (mmx_pshufw, mmx_pshufw_1): Likewise.
1981 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1982 (mmx_uavgv4hi3): Model correctly.
1983 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1984 _mm_xor_si64): Remove casts.
1986 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1988 PR tree-optimization/19224
1989 * tree-scalar-evolution.c (get_instantiated_value,
1990 set_instantiated_value): New functions.
1991 (instantiate_parameters_1): Cache the results.
1992 (instantiate_parameters, resolve_mixers): Initialize and free
1995 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1997 * config/i386/i386.md (addhi_4): Correct reference in comment.
2000 2005-01-08 Richard Henderson <rth@redhat.com>
2002 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2003 (_mm_cvtsi128_si64x): Likewise.
2004 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2005 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2006 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2007 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2008 * config/i386/i386-protos.h: Update.
2009 * config/i386/i386.c (print_operand): Add 'H'.
2010 (ix86_fixup_binary_operands): Split out from ...
2011 (ix86_expand_binary_operator): ... here.
2012 (ix86_fixup_binary_operands_no_copy): New.
2013 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2014 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2015 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2016 (safe_vector_operand): Use CONST0_RTX.
2017 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2018 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2019 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2020 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2022 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2023 (IX86_BUILTIN_CMPNGESS): New.
2024 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2025 (attr type): Add sselog1.
2026 (attr unit, attr memory): Handle it.
2027 (movti, movti_internal, movti_rex64): Move near other integer moves.
2028 (movtf, movtf_internal): Move near other fp moves.
2029 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2030 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2031 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2032 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2033 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2034 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2035 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2036 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2037 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2038 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2039 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2040 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2041 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2042 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2043 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2044 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2045 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2046 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2047 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2048 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2049 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2050 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2051 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2052 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2053 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2054 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2055 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2056 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2057 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2058 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2059 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2060 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2061 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2062 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2063 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2064 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2065 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2066 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2067 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2068 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2069 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2070 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2071 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2072 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2074 (SSEPUSH, push<SSEPUSH>): Remove.
2075 (MMXPUSH, push<MMXPUSH>): Remove.
2076 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2077 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2078 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2079 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2080 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2081 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2082 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2083 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2084 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2085 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2086 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2087 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2088 (ppro_sse_log_V4SF): Handle sselog1.
2089 * config/i386/predicates.md (const_0_to_1_operand): New.
2090 (const_0_to_255_mul_8_operand): New.
2091 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2092 (const_2_to_3_operand, const_4_to_7_operand): New.
2093 * config/i386/sse.md: New file.
2094 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2095 (sse_movups): Rename from sse_movups_1.
2096 (sse_loadlss): Rename from sse_loadss_1.
2097 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2099 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2100 (absv4sf2, negv2df, absv2df): New.
2101 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2102 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2103 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2104 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2105 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2106 (sse3_addsubv4sf3): Model correctly.
2107 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2108 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2109 (sse_movhlps): Model with vec_select+vec_concat.
2110 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2111 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2112 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2113 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2114 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2115 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2116 sse2_pshufhw_1): Likewise.
2117 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2118 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2119 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2120 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2121 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2122 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2123 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2124 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2125 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2126 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2127 sminv8hi3): Mark commutative
2128 operands. Use ix86_binary_operator_ok.
2129 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2130 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2131 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2132 sse2_punpcklqdq): Allow operand2 in memory.
2133 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2134 sse2_movsd): Add memory alternatives.
2135 (sse_storelps): Turn expander into an insn; split after reload.
2136 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2137 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2139 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2141 * configure.ac (DWARF-2 debug_line): Use objdump.
2142 * configure: Regenerate.
2144 2005-01-08 Jeff Law <law@redhat.com>
2145 Diego Novillo <dnovillo@redhat.com>
2147 PR tree-optimization/18241
2148 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2149 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2150 statements with volatile operands.
2151 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2152 operands after marking a statement with has_volatile_ops.
2154 2005-01-08 Roger Sayle <roger@eyesopen.com>
2156 * tree.c (int_fits_type_p): Always honor integer constant
2157 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2159 2005-01-08 Roger Sayle <roger@eyesopen.com>
2161 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2162 the latent bug in rtl_delete_block has been resolved.
2164 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2166 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2167 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2169 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2171 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2172 library as @multilib_dir@/$(SHLIB_SONAME).
2174 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2176 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2177 * configure: Regenerate.
2179 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2181 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2184 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2187 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2188 Convert non-word aligned offset address using ld/std into
2191 2005-01-07 Richard Henderson <rth@redhat.com>
2193 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2195 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2197 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2199 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2201 PR tree-optimization/19283
2202 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2203 is not shorter than the original type.
2205 PR rtl-optimization/19012
2206 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2208 PR rtl-optimization/18861
2209 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2210 (FULL_STATE): Define.
2211 (mark_tablejump_edge): New function.
2212 (purge_dead_tablejump_edges): New function.
2213 (find_bb_boundaries): Use it.
2215 PR tree-optimization/18828
2216 * builtins.c (expand_builtin_next_arg): Remove argument and all
2217 the argument checking.
2218 (expand_builtin): Adjust caller.
2219 (expand_builtin_va_start): Likewise. Remove error for too many
2221 (fold_builtin_next_arg): Issue error for too many arguments.
2222 After checking arguments, replace them with magic arguments that
2223 prevent further checking of the args.
2225 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2227 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2229 2005-01-06 Roger Sayle <roger@eyesopen.com>
2232 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2233 and %{.S:...} (and their negative variants) to test whether the
2234 input file is assembler or pre-processed-assembler independent of
2235 the actual filename extension.
2237 2005-01-06 Roger Sayle <roger@eyesopen.com>
2239 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2240 of sign or zero extended values.
2242 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2244 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2245 for IBM long double format correctly.
2247 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2249 Fix PR tree-optimization/18792
2251 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2252 to first_loop_depth, and use loop depth instead of loop number.
2253 (build_classic_dir_vector): Ditto.
2254 (compute_data_dependences_for_loop): Use depth, not loop number.
2255 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2256 number. Pass in loops, instead of loop numbers.
2257 (gather_interchange_stats): Ditto.
2258 (linear_transform_loops): Ditto.
2260 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2263 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2264 biv_fits_mode_p, extension_within_bounds_p): New functions.
2265 (check_ext_dependent_givs): Use them.
2267 2005-01-06 Roger Sayle <roger@eyesopen.com>
2269 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2270 more than one barrier, in which case we should delete them all.
2272 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2274 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2276 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2278 Fix PR middle-end/19286
2280 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2281 output this subprogram, simply ignore this attempt to do it again.
2282 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2283 origin attribute if it's not possible.
2284 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2285 (decls_for_scope): Ditto.
2286 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2287 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2289 2005-01-05 Richard Henderson <rth@redhat.com>
2292 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2293 (bdesc_2arg): Use it.
2294 (ix86_expand_binop_builtin): Force operands into registers
2296 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2297 ix86_expand_sse_compare, ix86_expand_sse_comi,
2298 ix86_expand_builtin): Likewise.
2300 2005-01-05 Richard Henderson <rth@redhat.com>
2302 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2304 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2305 (mulv4hi3): Set itanium_class mmmul.
2306 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2307 (fpack): Rename from fpack_sfsf.
2309 2005-01-05 Richard Henderson <rth@redhat.com>
2312 * reload1.c (do_input_reload): Restrict the optimization deleteing
2313 a previous output reload to RELOAD_FOR_INPUT.
2315 2005-01-05 Steven Bosscher <stevenb@suse.de>
2317 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2318 comment that we fall through after case.
2319 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2320 (distribute_links): Likewise.
2321 * cse.c (cse_insn): Likewise.
2322 * cselib.c (cselib_invalidate_mem): Likewise.
2323 * df.c: Update comments at the top of the file.
2324 (read_modify_subreg_p): Update comments here too.
2325 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2326 * flow.c (mark_set_1): Likewise.
2327 (mark_used_regs): Likewise.
2328 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2329 (canon_list_insert): Likewise.
2330 (mark_set): Likewise.
2331 (try_replace_reg): Likewise.
2332 (store_killed_in_insn): Likewise.
2333 * loop.c (count_one_set): Likewise.
2334 (basic_induction_var): Likewise.
2335 * postreload-gcse.c (find_mem_conflicts): Likewise.
2336 * postreload.c (reload_combine_note_store): Likewise.
2337 (move2add_note_store): Likewise.
2338 * reload.c (find_equiv_reg): Likewise.
2339 (mark_referenced_resources): Likewise.
2340 * rtlanal.c (set_noop_p): Likewise.
2341 (note_stores): Likewise.
2342 (note_uses): Likewise.
2343 * sched-deps.c (sched_analyze_1): Likewise.
2344 * sched-rgn.c (check_live_1): Likewise.
2345 (update_live_1): Likewise.
2346 * config/i860/i860.c: Likewise.
2348 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2350 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2352 * doc/rtl.texi: Update documentation for bit-fields and SET.
2354 2005-01-05 Roger Sayle <roger@eyesopen.com>
2356 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2358 2005-01-05 Jan Hubicka <jh@suse.cz>
2359 Richard Henderson <rth@redhat.com>
2362 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2365 2005-01-05 Richard Henderson <rth@redhat.com>
2368 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2369 (sse_shufps): Change operand 3 to const_int_operand.
2370 (sse2_storelps): Fix typo in template.
2371 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2372 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2373 (ix86_expand_builtin): Likewise.
2375 2005-01-05 Julian Brown <julian@codesourcery.com>
2377 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2378 as aggregates for AAPCS ABIs.
2380 2005-01-05 Stan Shebs <shebs@apple.com>
2382 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2383 Mach-O getters if ppc64.
2384 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2386 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2387 signed four-byte field for global code case.
2388 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2390 2005-01-05 Roger Sayle <roger@eyesopen.com>
2393 * c-common.c: Include real.h.
2394 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2395 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2396 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2397 * Makefile.in (c-common.o): Update dependencies.
2399 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2401 * c-parse.in (asm_string): Add trailing semicolon.
2403 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2405 * c-parse.in (asm_string): New. Don't allow wide strings in
2407 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2408 asm_string instead of STRING.
2410 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2412 * c-typeck.c (constructor_no_implicit): Remove.
2413 (set_designator, process_init_element): Don't check
2414 constructor_no_implicit.
2416 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2417 Kaz Kojima <kkojima@gcc.gnu.org>
2420 * lcm.c (create_pre_exit): New.
2421 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2422 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2424 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2426 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2427 -msoft-float in target_float_switch.
2428 * arm.c (arm_override_options): Fix processing of target_float_switch.
2430 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2432 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2435 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2437 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2438 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2440 2005-01-04 Roger Sayle <roger@eyesopen.com>
2442 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2443 if deleting the then-block allows the test-block to fallthru to the
2446 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2449 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2450 after the full declaration if the are in two different TUs.
2452 2005-01-04 Richard Henderson <rth@redhat.com>
2455 * tree-sra.c (generate_one_element_init): Just
2456 call gimplify_and_add.
2457 (generate_element_init): Record the
2458 new referenced variables and mark them for renaming
2459 and split out to ...
2460 (generate_element_init_1): This.
2461 (scalarize_init): Don't call push_gimplify_context/
2462 pop_gimplify_context.
2464 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2466 * toplev.c (get_src_pwd): Handle failure of getpwd().
2468 2005-01-04 Roger Sayle <roger@eyesopen.com>
2470 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2472 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2473 all the cases handled by it are inverted by invert_truthvalue.
2475 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2477 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2478 (save_register_windowsi): Likewise.
2480 2005-01-04 Richard Henderson <rth@redhat.com>
2482 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2484 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2487 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2488 any simplifications of vector mode comparison operators.
2489 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2491 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2492 Devang Patel <dpatel@apple.com>
2494 PR tree-optimization/18308
2495 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2496 the operands before creating a new expression.
2497 * dojump.c (do_jump): Make drop_through_label available
2498 for all cases. Add expansion of COND_EXPR.
2500 2005-01-04 Ira Rosen <irar@il.ibm.com>
2502 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2503 INTEGER_CST instead of TREE_CONSTANT.
2504 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2505 instead of TREE_CONSTANT.
2506 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2507 instead of TREE_CONSTANT.
2509 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2511 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2513 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2516 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2517 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2519 2005-01-03 Richard Henderson <rth@redhat.com>
2521 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2522 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2523 fold_convert_const_real_from_real): Split out from ...
2524 (fold_convert_const): ... here.
2526 2005-01-03 Richard Henderson <rth@redhat.com>
2529 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2530 (mov<MMXMODEI>_internal): Likewise.
2531 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2532 Add V2SF case; use it for SSE1; don't use TI.
2533 (movdf_integer): Likewise.
2534 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2536 2005-01-03 Ira Rosen <irar@il.ibm.com>
2538 * tree-vectorizer.c (vect_strip_conversions): New function.
2539 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2540 check for binary class.
2542 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2546 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2548 * gimple-low.c (mark_blocks_with_used_vars): New function.
2549 (mark_blocks_with_used_subblocks): Ditto.
2550 (mark_used_blocks): Ditto.
2551 (pass_mark_used_blocks): New pass.
2552 * tree-inline.c: Include debug.h.
2553 (expand_call_inline): Call outlining_inline_function here.
2554 * tree-optimize.c (init_tree_optimization_passes): Add
2555 pass_mark_used_blocks.
2556 * tree-pass.h (pass_mark_used_blocks): New.
2557 * Makefile.in (tree-inline.o): Add debug.h dependency.
2559 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2561 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2562 VAR_DECLs to have weak_import attribute.
2564 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2567 2004-01-03 Steven Bosscher <stevenb@suse.de>
2569 * passes.c (rest_of_compilation): Don't run regmove if only
2570 flag_expensive_optimizations, require flag_regmove instead.
2572 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2574 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2576 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2577 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2578 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2579 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2581 2005-01-03 Richard Henderson <rth@redhat.com>
2583 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2584 (ia64_const_ok_for_letter_p): New.
2585 (ia64_const_double_ok_for_letter_p): New.
2586 (ia64_extra_constraint): New.
2587 (ia64_expand_vecint_compare): New.
2588 (ia64_expand_vcondu_v2si): New.
2589 (ia64_expand_vecint_cmov): New.
2590 (ia64_expand_vecint_minmax): New.
2591 (ia64_print_operand): Add 'v'.
2592 (ia64_preferred_reload_class): New.
2593 (ia64_vector_mode_supported_p): New.
2594 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2595 (PREFERRED_RELOAD_CLASS): Move to function.
2596 (CONST_OK_FOR_LETTER_P): Move to function.
2597 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2598 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2599 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2600 (EXTRA_CONSTRAINT): Move to function.
2601 * config/ia64/ia64.md: Include vect.md.
2602 (itanium_class): Add mmalua.
2604 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2606 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2607 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2609 (const_int_2bit_operand): New.
2610 (fr_reg_or_0_operand): New.
2611 * config/ia64/ia64-modes.def: Add vector modes.
2612 * config/ia64/ia64-protos.h: Update.
2613 * config/ia64/vect.md: New file.
2615 2005-01-03 Richard Henderson <rth@redhat.com>
2617 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2619 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2622 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2624 (log1pdf2): Change mode of operands[0,1] to DFmode.
2626 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2628 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2629 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2630 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2631 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2632 SPARC_RELAXED_ORDERING.
2634 2005-01-03 Richard Henderson <rth@redhat.com>
2635 Uros Bizjak <uros@kss-loka.si>
2638 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2639 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2640 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2642 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2643 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2644 const_pow2_1_to_128_operand): New predicates.
2646 2005-01-02 Greg McGary <greg@mcgary.org>
2648 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2650 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2651 object. [ptr_type]: Remove unused variable.
2652 Remember nearest addressable array-element or record-component
2653 when checking bitfield components. Tolerate empty BIND_EXPR.
2655 2005-01-01 Richard Henderson <rth@redhat.com>
2657 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2658 that don't narrow the value. Fail for other conversions.
2660 2005-01-01 Richard Henderson <rth@redhat.com>
2663 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2664 * c-lang.c (finish_file): Don't do it here.
2665 * objc/objc-act.c (objc_finish_file): Likewise.
2667 * cgraph.c (decl_assembler_name_equal): New.
2668 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2669 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2670 * cgraph.h (struct cgraph_varpool_node): Add next.
2671 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2672 * varasm.c (assemble_alias): Mark the target as needed.
2674 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2677 * function.c (get_arg_pointer_save_area): Use entry_of_function
2678 instead of get_insns.
2680 2005-01-01 Roger Sayle <roger@eyesopen.com>
2681 Andrew Pinski <pinskia@physics.uc.edu>
2682 James E. Wilson <wilson@specifixinc.com>
2684 PR rtl-optimization/12092
2685 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2688 2005-01-01 Roger Sayle <roger@eyesopen.com>
2689 Olivier Hainque <hainque@act-europe.fr>
2691 * tree.c (int_fits_type_p): A narrower type always fits in a
2692 wider one, except for negative values into unsigned types.
2694 2005-01-01 Roger Sayle <roger@eyesopen.com>
2696 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2697 with the original constant rather than require TREE_OVERFLOW.
2699 2005-01-01 Steven Bosscher <stevenb@suse.de>
2702 * c-decl.c (finish_function): If compiling C99, annotate the
2703 compiler generated return with the current file name and line 0.
2704 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2705 the source line is greater than 0.
2706 (remove_bb): Likewise.
2708 See ChangeLog.12 for earlier changes.