1 2005-01-27 Richard Henderson <rth@redhat.com>
4 * tree.h (struct tree_decl): Add debug_expr_is_from.
5 (DECL_DEBUG_EXPR_IS_FROM): New.
6 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
7 * dwarf2out.c (dwarf2out_var_location): Update to match.
8 * tree-outof-ssa.c (create_temp): Likewise.
9 * var-tracking.c (track_expr_p): Likewise.
10 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
11 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
12 * toplev.c (default_tree_printer): Likewise.
14 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
16 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
17 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
19 2005-01-27 Steven Bosscher <stevenb@suse.de>
21 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
22 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
23 ASM_CLOBBERS): Add tree checks.
25 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
26 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
27 * c-common.def (SWITCH_STMT): Update to match.
28 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
29 macros instead of SWITCH_EXPR ones.
30 * c-dump.c (c_dump_tree): Likewise.
31 * c-gimplify.c (gimplify_switch_stmt): Likewise.
32 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
34 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
36 2005-01-27 Alan Modra <amodra@bigpond.net.au>
38 * unwind-dw2.c (execute_stack_op): Add missing cases for
39 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
41 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
43 * config.gcc (Obsolete configurations): Remove 'dummy', add
44 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
47 2005-01-26 Diego Novillo <dnovillo@redhat.com>
49 PR tree-optimization/19633
50 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
52 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
53 are no call-clobbered variables.
54 * tree-outof-ssa.c (check_replaceable): Return false for calls
57 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
59 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
60 even for variables with NULL DECL_INITIAL.
62 2005-01-26 Stuart Hastings <stuart@apple.com>
64 * gcc/gimplify.c (shortcut_cond_expr): Re-compute side-effects.
65 * gcc/testsuite/gcc.c-torture/execute/20050125-1.c: New.
67 2005-01-26 Richard Henderson <rth@redhat.com>
70 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
72 * expr.c (store_field): Strip conversions to odd-bit-sized types
73 if the destination field width matches.
75 2005-01-26 Richard Henderson <rth@redhat.com>
77 * c-decl.c, expmed.c, expr.c: Revert last change.
79 2005-01-26 Richard Henderson <rth@redhat.com>
82 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
84 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
85 if we don't need the bits above those present in the current mode.
86 * expr.c (store_field): Strip conversions to odd-bit-sized types
87 if the destination field width matches.
89 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
91 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
92 either -ffast-math or -funsafe-math-optimizations is in use.
94 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
98 * config/avr/avr.c (notice_update_cc): Only set condition code for
99 ashrqi3 if shift count > 0.
100 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
101 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
102 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
103 count <= 0 as a no-op, and shift count >= width by copying zero
104 or sign bit to all bits of the result.
105 * config/avr/avr.md (all shifts): Add alternatives for zero shift
106 count, with attribute "length" set to 0 and "cc" set to "none".
108 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
110 * doc/invoke.texi: Document -mTLS.
112 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
113 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
114 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
115 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
116 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
117 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
118 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
119 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
121 * configure.ac: Check for a TLS capable gas.
123 * configure: Regenerate.
125 2005-01-26 Richard Henderson <rth@redhat.com>
128 * combine.c (make_field_assignment): Simplify store to zero_extract
129 from a source with an overlapping mask.
131 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
133 2004-11-11 Eric Christopher <echristo@redhat.com>
135 * config/frv/frv.md: Add fr400_integer automaton. Don't
136 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
139 2005-01-26 Steven Bosscher <stevenb@suse.de>
142 * cfgbuild.c (make_edges): Do not clear or set
143 current_function_has_computed_jump.
144 * function.h (struct function): Remove the has_computed_jump field.
145 (current_function_has_computed_jump): Do not define.
146 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
147 in a computed jump. Ignore current_function_has_computed_jump.
149 2005-01-26 Richard Henderson <rth@redhat.com>
152 * expr.c (categorize_ctor_elements): New argument p_must_clear.
153 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
155 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
156 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
157 objects into static storage if they have more than one non-zero value.
158 * tree.h (categorize_ctor_elements): Update decl.
160 2005-01-26 Steven Bosscher <stevenb@suse.de>
163 * tree.h (CALL_EXPR_TAILCALL): Add comment.
164 * calls.c (check_sibcall_argument_overlap_1): Revert the change
165 to this function from 2004-07-10.
166 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
167 the current function for tail call optimizations if the address
168 of one of it its arguments is taken.
170 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
172 * cse.c (fold_rtx): Call equiv_constant only when necessary.
174 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
176 * function.c (expand_function_end): If current_function_calls_alloca,
177 emit stack restore in a place that is reached when the function falls
180 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
182 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
183 rule to avoid matching inappropriate suffix rule.
185 2005-01-26 Jan Hubicka <jh@suse.cz>
187 PR tree-optimization/19241
188 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
190 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
192 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
193 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
195 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
196 <sim*>: Always use crt1.o, regardless of N in simN.
197 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
198 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
199 (CRT_CALL_STATIC_FUNCTION): Remove.
200 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
201 use crt1.o, regardless of N in simN.
202 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
203 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
204 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
205 case isystem setting.
206 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
208 2005-01-25 Ian Lance Taylor <ian@airs.com>
210 * gimple-low.c (block_may_fallthru): Correct handling of
211 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
213 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
215 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
216 handlers to match indentation; nested under the mtune=* handler.
217 Similar for mcpu= and march=.
219 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
221 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
222 * config/mips/linux64.h (LIB_SPEC): Likewise.
223 * config/mn10300/linux.h (LIB_SPEC): Likewise.
224 * config/sh/linux.h (LIB_SPEC): Likewise.
226 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
228 * config/frv/frv.c (frv_legitimize_tls_address): New.
229 (TARGET_HAVE_TLS): Define.
230 (FRV_SYMBOL_REF_TLS_P): Define.
231 (frv_override_options): Handle new register classes.
232 (frv_legitimate_address_p): Reject tls addresses.
233 (frv_legitimize_address): Handle TLS addresses.
234 (gen_inlined_tls_plt): New.
236 (frv_legitimize_tls_address): New.
237 (unspec_got_name): Add TLS entries.
238 (got12_operand): Add R_FRV_TLSMOFF12 case.
239 (frv_emit_move): Fixup TLS addresses.
240 (frv_emit_movsi): Legitimize TLS addresses.
242 * config/frv/frv.h (MASK_BIG_TLS): New.
243 (TARGET_BIG_TLS): New.
244 (HAVE_AS_TLS): Define.
245 (TARGET_SWITCHES): Add -mTLS and -mtls options.
246 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
247 (REG_CLASS_NAMES): Same.
248 (REG_CLASS_CONTENTS): Same.
249 (CONSTRAINT_LEN): New.
250 (REG_CLASS_FROM_CONSTRAINT): New.
251 (PREDICATE_CODES): Add symbolic_operand.
253 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
254 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
255 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
256 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
257 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
258 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
259 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
260 GR9_REG, GR14_REG, LRREG.
261 (type): Add load_or_call attribute.
262 ("load_or_call"): New reservation.
263 ("call_gettlsoff"): New.
264 ("tls_indirect_call"): New.
265 ("tls_load_gottlsoff12"): New.
266 ("tlsoff_hilo"): New.
267 ("tls_tlsdesc_ldd"): New.
268 ("tls_tlsoff_ld"): New.
271 * config/frv/frv-protos.h (symbolic_operand): Protoize.
273 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
275 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
276 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
277 * config/frv/frv.c (TLS_BIAS): Define.
278 (frv_output_dwarf_dtprel): New.
280 2005-01-26 Jakub Jelinek <jakub@redhat.com>
282 PR rtl-optimization/19579
283 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
284 both A and B, see if they don't clobber registers the other expr uses.
286 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
288 * real.c (do_add): Initialize signalling and canonical members.
290 * real.c (real_from_integer): Zero out destination.
292 2005-01-18 Jan Hubicka <jh@suse.cz>
294 PR tree-optimize/19337
295 * tree-inline.c (initialize_inlined_parameters): Copy
296 saved_static_chain_decl only.
298 2005-01-25 Richard Henderson <rth@redhat.com>
302 * config/i386/i386.c (x86_inter_unit_moves): Zero.
303 (ix86_preferred_reload_class): Rewrite fp-constant section, with
304 80387 enabled, to return a proper subclass. Return the subset that
305 overlaps with GENERAL_REGS for PLUS.
306 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
308 2005-01-25 Richard Henderson <rth@redhat.com>
311 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
313 2005-01-25 Roger Sayle <roger@eyesopen.com>
315 * expmed.c (choose_multiplier): Change interface to return the
316 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
317 (expand_divmod): Update calls to choose_multiplier.
319 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
322 * expmed.c (extract_bit_field): Use adjust_address instead of
323 gen_lowpart when op0 is a MEM.
325 2005-01-24 Steven Bosscher <stevenb@suse.de>
327 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
329 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
331 * config/mips/irix-csr.c: New file.
332 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
333 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
334 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
337 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
340 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
341 sparc/elf.h, add sparc/sp-elf.h.
342 (sparc-*-rtems*): Likewise.
343 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
344 tm-dwarf2.h, add sparc/sp-elf.h.
345 (sparc86x-*-elf): Likewise.
346 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
347 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
348 TARGET_OS_CPP_BUILTINS.
349 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
350 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
352 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
353 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
354 (SWITCH_TAKES_ARG): Likewise.
355 (LOCAL_LABEL_PREFIX): Likewise.
356 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
357 (TARGET_N_FORMAT_TYPES): Delete.
358 (TARGET_FORMAT_TYPES): Likewise.
359 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
360 * config/sparc/elf.h: Delete.
361 * config/sparc/sp-elf.h: New file.
363 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
365 * tree-flow-inline.h (phi_arg_from_edge): Remove.
366 * tree-flow.h: Remove the corresponding prototype.
367 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
368 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
370 2005-01-24 Jakub Jelinek <jakub@redhat.com>
373 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
374 for AIX ABI or ELF -fPIC.
375 (rs6000_emit_load_toc_table): Don't create toc_section here.
376 (rs6000_xcoff_file_start): Nor here.
378 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
380 * sh.c (ra.h): Don't #include.
381 (hard_regs_intersect_p): New function, resurrected from ra.c.
383 * sh.c: Fix 1996 Copyright.
385 2005-01-24 Richard Henderson <rth@redhat.com>
386 Aldy Hernandez <aldyh@redhat.com>
388 * regrename.c (note_sets): Handle subregs.
390 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
393 * genconditions.c (write_header, write_conditions): Elide file if
396 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
398 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
399 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
402 2005-01-24 Jakub Jelinek <jakub@redhat.com>
404 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
405 expand_builtin_printf, expand_builtin_fprintf,
406 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
407 checking against POINTER_TYPE.
408 (validate_arglist): Handle POINTER_TYPE code by checking
411 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
413 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
415 (for_each_rtx): Call for_each_rtx_1.
416 * rtl.h (init_rtlanal): Declare.
417 * toplev.c (backend_init): Call init_rtlanal.
419 2005-01-24 Jakub Jelinek <jakub@redhat.com>
421 * flow.c (propagate_one_insn): Formatting.
424 * flow.c (libcall_dead_p): Be more conservative if unsure.
425 If there are any instructions between insn and call, see if they are
426 all dead before saying the libcall is dead.
428 2005-01-24 Uros Bizjak <uros@kss-loka.si>
430 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
431 operand constraint for operand 0.
433 2005-01-23 Richard Henderson <rth@redhat.com>
436 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
437 edges leading to join block.
439 2005-01-23 Roger Sayle <roger@eyesopen.com>
441 * expmed.c (expand_mult_highpart): Make static. Change type of
442 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
443 (expand_divmod): Updates calls to expand_mult_highpart by using
444 gen_int_mode to pass a CONST_INT rtx.
445 * rtl.h (expand_mult_highpart): Remove prototype.
447 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
449 * flow.c (regset_bytes, regset_size): Remove.
451 * cfganal.c: Fix a reference to Harvey's paper.
453 2005-01-23 Steven Bosscher <stevenb@suse.de>
455 PR rtl-optimization/19464
456 * tree-optimize.c (init_tree_optimization_passes): Add one more
457 copyrename pass just before out-of-ssa.
459 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
462 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
463 * ggc-none.c (ggc_free): Define.
465 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
467 * cse.c (max_reg, max_insn_uid): Remove.
468 (cse_main): Don't access max_reg or max_insn_uid.
470 * c-common.c (explicit_flag_signed_bitfields,
471 lang_statement_code_p, lang_expand_function_end): Remove.
472 * c-common.h: Remove the corresponding declarations.
473 * c-opts.c (c_common_handle_option): Remove all write access
474 to explicit_flag_signed_bitfields.
476 * cgraph.c (cgraph_varpool_n_nodes): Remove.
477 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
478 * cgraph.h: Remove the corresponding declaration.
480 * gcse.c (null_pointer_info): Remove.
482 2005-01-23 Roger Sayle <roger@eyesopen.com>
483 Eric Botcazou <ebotcazou@libertysurf.fr>
485 * combine.c (simplify_logical): Only simplify logical expressions
486 of the form ior(and(x,y),z) by the inverse distributive law if the
487 result is cheaper than the original.
489 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
491 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
492 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
493 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
494 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
495 config/freebsd-spec.h, config/arm/arm.h,
496 config/h8300/h8300.md, config/i386/i386.md,
497 config/i386/predicates.md, config/i386/sse.md,
498 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
499 config/vax/vax.md: Fix comment typos. Follow spelling
502 2005-01-23 Steven Bosscher <stevenb@suse.de>
504 * gengtype.c (walk_type): Produce `not equal to' compares for loop
505 tests, instead of `less than'.
507 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
509 * function.c (assign_parm_setup_block): When creating a new stack slot
510 for a parameter, get its alignment from the parameter's DECL_ALIGN
511 rather than the type's TYPE_ALIGN. Make sure that the parameter
512 is at least word aligned.
514 2005-01-22 Roger Sayle <roger@eyesopen.com>
517 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
519 2005-01-22 Richard Henderson <rth@redhat.com>
522 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
523 in both compare operands.
524 (movdfcc_1_sse_max): Likewise.
525 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
526 (movdfcc_1_sse): Likewise.
527 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
528 scratch register as needed.
530 2005-01-22 Richard Henderson <rth@redhat.com>
532 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
534 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
536 2005-01-22 Richard Henderson <rth@redhat.com>
538 * genopinit.c (optabs): Use smin/smax for floating point too.
539 * doc/md.texi: Update to match. Clarify that floating point
540 results are undefined for +0/-0 and NaN.
541 * doc/rtl.texi: Likewise.
542 * rtl.def (SMIN, SMAX): Likewise
543 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
545 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
546 leading 's' to the name.
547 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
548 smaxxf3, sminxf3): Likewise.
549 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
552 2005-01-22 Paul Brook <paul@codesourcery.com>
554 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
556 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
558 * config/s390/s390.c (struct processor_costs): New fields
559 dlgr, dlr, dr, dsgfr, dsgr.
560 (z900_cost, z990_cost): Values for new fields.
561 (s390_rtx_costs): New cases MEM und COMPARE in switch
562 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
563 DIV, MOD, UDIV, UMOD.
565 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
567 * config/s390/s390.md ("doloop_si64"): Reload input value directly
568 into the register being decremented.
569 ("doloop_si31", "doloop_di"): Likewise.
570 ("*doloop_si_long"): Adapt pattern.
572 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
574 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
576 (CLASS_MAX_NREGS): Likewise.
578 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
580 * doc/tree-ssa.texi (Statement Operands): Add example for new
581 must-def macro. Note deprecation of old operands interface.
583 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
585 PR tree-optimization/19484
586 * tree-cfg.c (remove_fallthru_edge): New function.
587 (cleanup_control_flow): Remove fallthru edges from calls that are
588 now known not to return.
590 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
592 Fix PR tree-optimization/19038
593 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
594 copies with loop variant ones.
596 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
598 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
599 config/alpha/alpha-protos.h, config/alpha/alpha.h,
600 config/alpha/alpha.md, config/alpha/predicates.md,
601 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
602 config/sparc/sol2.h: Update copyright.
604 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
605 first label to see if it is a nonlocal label.
607 2005-01-22 David Edelsohn <edelsohn@gnu.org>
608 Andrew Pinski <pinskia@physics.uc.edu>
611 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
612 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
614 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
616 * config/rs6000/rtems.h: Update copyright.
618 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
621 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
622 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
623 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
625 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
628 * c-typeck.c (convert_arguments): Check for error_mark_node.
630 2005-01-21 Ian Lance Taylor <ian@airs.com>
632 PR tree-optimization/13000
633 * tree-inline.c: Include "tree-flow.h".
634 (expand_call_inline): If warn_return_type, warn if non-void inline
635 function falls through.
636 * tree-cfg.c (execute_warn_function_return): Don't warn about
637 control reaching end if TREE_NO_WARNING is set. Set
639 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
641 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
642 branch if we don't need one.
643 * c-typeck.c: Include "tree-flow.h"
644 (c_finish_bc_stmt): Don't add a goto if the current statement
645 list doesn't fall through to the current point.
647 2005-01-21 Roger Sayle <roger@eyesopen.com>
649 PR rtl-optimization/576
650 * real.c (real_arithmetic): Change return type from void to bool
651 to return an indication that the result may be inexact.
652 * real.h (real_arithmeric): Update prototype.
653 * fold-const.c (const_binop): Don't constant fold floating
654 point expressions when the user specifies -frounding-math and
655 the result may depend upon the run-time rounding mode.
656 (fold_convert_const_real_from_real): Clean-up.
657 (fold_initializer): Ignore flag_rounding_math for initializers.
658 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
659 constant fold FP operations with flag_rounding_math if the
660 result may depend upon the run-time rounding mode.
662 2005-01-21 Tom Tromey <tromey@redhat.com>
664 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
666 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
668 * tree-cfg.c: Fix comment typos.
670 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
672 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
673 around the call to rest_of_handle_branch_target_load_optimize.
675 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
677 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
678 (sparc64-*-openbsd*): Likewise.
679 (sparclite-*-elf*): Include tm-dwarf2.h.
680 (sparc86x-*-elf*): Likewise.
681 (sparc64-*-elf*): Likewise.
682 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
683 (DBX_DEBUGGING_INFO): Likewise.
684 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
685 (PREFERRED_DEBUGGING_TYPE): Likewise.
686 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
687 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
688 (PREFERRED_DEBUGGING_TYPE): Likewise.
689 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
690 (PREFERRED_DEBUGGING_TYPE): Likewise.
691 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
693 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
696 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
698 2005-01-20 Paul Brook <paul@codesourcery.com>
700 * doc/rtl.texi: Document value extension requirements for CONST_INT.
702 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
704 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
705 label is first in a sequence of labels.
707 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
709 2005-01-20 Janis Johnson <janis187@us.ibm.com>
710 Giovanni Bajo <giovannibajo@gcc.gnu.org>
712 * doc/sourcebuild.texi (Test Directives): New.
714 2005-01-20 Roger Sayle <roger@eyesopen.com>
716 * real.c (real_floor): Don't leave the result uninitialized when
717 mode is VOIDMode, but return the unrounded intermediate value.
718 (real_ceil): Likewise.
720 2005-01-20 Paul Brook <paul@codesourcery.com>
722 * config/arm/arm.md (insv): Use gen_int_mode.
724 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
726 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
727 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
728 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
729 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
730 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
732 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
735 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
736 fbreg, so we have to assume we can't.
737 (loc_descriptor_from_tree_1): Ditto.
738 (containing_function_has_frame_base): New function.
739 (add_location_or_const_value_attribute): Use it.
740 Also try to generate a frame_base from a single element location
743 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
745 PR tree-optimization/15349
746 * timevar.def (TV_TREE_MERGE_PHI): New.
747 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
749 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
750 calls to tree_forwarder_block_p.
751 (remove_forwarder_block_with_phi, merge_phi_nodes,
752 gate_merge_phi, pass_merge_phi): New.
753 * tree-optimize.c (init_tree_optimization_passes): Add
755 * tree-pass.h: Add an extern for pass_merge_phi;
757 2005-01-20 Richard Henderson <rth@redhat.com>
760 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
761 (_mm_castps_pd, _mm_castps_si128): New.
762 (_mm_castsi128_ps, _mm_castsi128_pd): New.
764 2005-01-20 Richard Henderson <rth@redhat.com>
767 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
768 __builtin_ia32_vec_init_v2si.
769 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
770 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
771 (ix86_init_mmx_sse_builtins): Create it.
772 (ix86_expand_builtin): Expand it.
773 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
774 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
775 (vec_extractv2si_0, vec_extractv2si_1): New.
777 2005-01-20 Richard Henderson <rth@redhat.com>
780 * config/i386/i386.c (ix86_expand_push): New.
781 * config/i386/mmx.md (push<MMXMODE>1): New.
782 * config/i386/sse.md (push<SSEMODE>1): New.
783 * config/i386/i386-protos.h: Update.
785 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
787 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
790 2005-01-20 Richard Henderson <rth@redhat.com>
792 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
793 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
795 2005-01-19 Richard Henderson <rth@redhat.com>
798 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
799 to V4SFmode in SSE1 fallback load path.
801 2005-01-19 Richard Henderson <rth@redhat.com>
803 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
804 in QImode expansion to ix86_expand_vector_set.
805 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
807 2005-01-19 Richard Henderson <rth@redhat.com>
810 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
811 subclass of the input class.
812 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
813 Always true for cross-SSE1 classes. Rationalize conditionals.
814 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
815 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
816 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
817 (movdi_2): Add MMX/SSE zeros.
818 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
819 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
820 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
821 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
822 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
823 (zero_extendsidi2_rex64_1): Remove.
824 (MOV0 peephole): Check GENERAL_REG_P.
826 2005-01-19 Richard Henderson <rth@redhat.com>
829 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
831 (ix86_expand_vector_extract): Likewise.
833 2005-01-19 Richard Henderson <rth@redhat.com>
836 * expr.c (emit_move_change_mode): New argument force; use
837 simplify_gen_subreg if true.
838 (emit_move_via_alt_mode): Merge into ...
839 (emit_move_via_integer): ... here.
840 (emit_move_ccmode): Use emit_move_change_mode directly.
842 2005-01-19 Richard Henderson <rth@redhat.com>
845 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
846 (alpha_preferred_reload_class): Handle CONST_VECTOR.
847 (alpha_emit_set_const_1): Add no_output parameter; don't emit
849 (alpha_emit_set_const): Likewise. Make static.
850 (alpha_emit_set_long_const): Make static.
851 (alpha_extract_integer): Split out from alpha_expand_mov.
852 (alpha_split_const_mov): Likewise.
853 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
854 (alpha_legitimate_constant_p): New.
855 * config/alpha/alpha-protos.h: Update.
856 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
857 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
858 * config/alpha/alpha.md (movsi): Add n alternative.
859 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
860 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
861 (splitters for all of the above): Use alpha_split_const_mov.
862 * config/alpha/predicates.md (non_add_const_operand): New.
863 (non_zero_const_operand): New.
864 (input_operand): Use alpha_legitimate_constant_p after reload.
866 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
868 PR tree-optimization/19038
869 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
870 (add_candidate): Add ivs with increment in latch only if
871 allow_ip_end_pos_p is true.
872 (determine_iv_cost): Use empty_block_p.
874 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
876 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
877 (compute_dominance_frontiers): Ditto.
879 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
882 * config/sh/t-rtems: New.
883 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
885 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
887 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
888 the offset of the selected field.
890 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
892 * tree-cfg.c (remove_forwarder_block): Fix the check to
893 prevent a nonlocal label from appearing in the middle of a
896 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
898 PR rtl-optimization/19462
899 * reorg.c (find_end_label): Create return insn only if
900 current_function_epilogue_delay_list is empty.
902 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
904 * doc/passes.texi: Remove paragraph mentioning new-ra.
906 2005-01-19 Jakub Jelinek <jakub@redhat.com>
908 PR rtl-optimization/15139
909 * combine.c: Include params.h.
910 (count_rtxs): New function.
911 (record_value_for_reg): If replace_rtx would replace at least
912 2 occurrences of REG in VALUE and TEM is really large, replace REG with
913 (clobber (const_int 0)) instead of TEM.
914 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
915 * params.h (MAX_LAST_VALUE_RTL): New.
916 * Makefile.in (combine.o): Depend on $(PARAMS_H).
917 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
920 * c-typeck.c (digest_init): Only call build_vector if all constructor
921 elements are *_CST nodes.
922 * gimplify.c (gimplify_init_constructor): Likewise.
925 * c-typeck.c (digest_init): Only call build_vector if inside_init
928 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
930 * toplev.c (init_asm_output): Remove dead #ifdef.
932 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
934 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
936 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
938 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
939 accessing DECL_FUNCTION_CODE.
940 * dojump.c (do_jump): Likewise.
941 * gimplify.c (gimplify_call_expr): Likewise.
942 * predict.c (expr_expected_value): Likewise.
943 (strip_builtin_expect): Likewise.
944 * tree-inline.c (estimate_num_insns_1): Likewise.
945 * tree-ssa-loop-im.c (stmt_cost): Likewise
946 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
947 (tree_expr_nonnegative_p): Likewise.
949 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
951 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
952 variant of the load_pcrel_sym pattern.
953 * config/sparc/sparc.md (P macro): Move to the top.
954 (load_pcrel_sym): Macroize using P.
955 (save_register_window): Likewise.
957 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
959 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
962 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
965 * c-typeck.c (build_asm_expr): Strip nops off
966 input memory operands.
968 2005-01-18 David Edelsohn <edelsohn@gnu.org>
970 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
971 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
972 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
973 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
975 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
978 * config/i386/i386.c (override_options): If the 80387 is disabled,
979 then do not return FP values using FP registers.
981 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
983 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
984 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
985 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
986 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
987 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
988 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
989 output.h, postreload-gcse.c, postreload.c, recog.c,
990 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
991 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
992 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
993 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
994 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
995 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
996 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
997 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
999 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1000 config/alpha/alpha.c, config/arm/vfp.md,
1001 config/i386/emmintrin.h, config/i386/i386-modes.def,
1002 config/i386/i386-protos.h, config/i386/i386.h,
1003 config/i386/pmmintrin.h, config/i386/ppro.md,
1004 config/i386/predicates.md, config/i386/xmmintrin.h,
1005 config/i860/i860.c, config/ia64/ia64-modes.def,
1006 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1007 config/ia64/ia64.md, config/ia64/itanium1.md,
1008 config/ia64/itanium2.md, config/ia64/predicates.md,
1009 config/iq2000/iq2000.h, config/mips/linux64.h,
1010 config/rs6000/aix41.h, config/rs6000/aix43.h,
1011 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1012 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1013 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1014 config/sparc/linux64.h, config/sparc/litecoff.h,
1015 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1016 config/sparc/sparc.h, config/sparc/sparc.md,
1017 config/sparc/sysv4-only.h: Update copyright.
1019 2005-01-18 Richard Henderson <rth@redhat.com>
1022 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1024 2005-01-18 Marc Espie <espie@openbsd.org>
1025 * config/i386/openbsdelf.h: Typo.
1027 2005-01-18 Richard Henderson <rth@redhat.com>
1029 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1030 special case for sse.
1031 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1033 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1035 * tree-inline.c (estimate_num_insns_1): Added cases for
1036 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1038 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1040 PR rtl-optimization/19296
1041 * combine.c (simplify_comparison): Rewrite the condition under
1042 which a non-paradoxical SUBREG of a PLUS can be lifted when
1043 compared against a constant.
1045 2005-01-18 Andi Kleen <ak@muc.de>
1047 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1048 * c.opt (-Wpointer-sign): Add.
1049 * doc/invoke.texi: (-Wpointer-sign): Add.
1051 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1053 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1054 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1055 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1056 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1057 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1058 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1059 for TARGET_MIX_SSE_I387.
1060 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1061 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1062 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1063 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1064 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1065 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1066 TARGET_MIX_SSE_I387.
1067 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1070 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1073 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1074 Add movaps alternative for xmm reg->reg move.
1076 2005-01-17 Jeff Law <law@redhat.com>
1078 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1079 at the end of the main DOM loop rather than just before DOM exits.
1081 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1083 PR tree-optimization/19121
1084 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1085 adding aliases to a name tag, also add them to the pointer's
1087 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1088 sensitive alias info at all. Only check that the two pointers
1089 have compatible pointed-to sets.
1090 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1091 a pointer's type tag is a superset of the alias set of the
1094 2005-01-17 James E Wilson <wilson@specifixinc.com>
1097 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1098 comment to document why.
1100 2005-01-17 Richard Henderson <rth@redhat.com>
1102 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1103 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1104 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1105 sse2_vmsminv2df3_finite): New.
1106 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1107 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1108 Force op1 into register.
1110 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1112 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1113 bubblestrap from always rebuilding build directory.
1115 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1117 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1118 ("*cmpmem_short"): Likewise.
1120 2005-01-17 Steven Bosscher <stevenb@suse.de>
1122 * basic-block.h: Document BB_* flags.
1123 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1124 use an sbitmap instead.
1125 * sched-rgn.c (compute_trg_info): Likewise.
1127 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1129 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1130 redundant target_cpu_default and extra_parts lines. Use the default
1132 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1133 (SUBTARGET_EXTRA_SPECS): Delete.
1134 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1135 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1136 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1137 and "n32" for -mabi=n32.
1139 2005-01-17 Ian Lance Taylor <ian@airs.com>
1142 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1143 fold constant variables into initial values.
1145 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1147 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1149 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1150 through the statements backward.
1152 2005-01-17 Ian Lance Taylor <ian@airs.com>
1154 PR middle-end/13127:
1155 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1156 a variable set to the return value of the inlined function.
1158 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1160 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1161 when modes are tieable.
1163 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1165 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1166 of pthread_create to find out if threads are enabled.
1167 * gthr-posix95.h (__gthread_active_p): Likewise.
1169 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1171 * common.opt (-fnew-ra): Remove.
1173 * toplev.h (flag_new_regalloc): Remove.
1174 * Makefile.in (ra*.*): Don't mention.
1175 * passes.c (rest_of_handle_new_regalloc): Remove.
1176 (rest_of_handle_combine, rest_of_compilation): Always consider
1177 flag_new_regalloc as false.
1178 * doc/invoke.texi: Don't document -fnew-ra.
1180 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1182 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1183 last parameter to reg_scan.
1184 * loop.c (loop_optimize): Likewise.
1185 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1186 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1187 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1188 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1189 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1190 * regclass.c (reg_scan): Likewise, for the declaration.
1191 * rtl.h (reg_scan): Likewise, for the prototype.
1193 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1195 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1196 mark_dfs_back_edges.
1198 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1200 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1201 (compute_avail): Uses don't go in tmp_gen.
1203 2005-01-16 Steven Bosscher <stevenb@suse.de>
1205 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1206 loop to look for a free slot in a page entry.
1208 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1211 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1212 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1213 just before targetm.asm_out.file_end.
1214 * tree.h (process_pending_assemble_output_defs): Declare.
1215 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1217 (assemble_alias): Defer generation of assembly code for defines when
1218 TARGET_DEFERRED_OUTPUT_DEFS is true.
1219 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1220 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1221 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1223 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1226 * pa.c (pa_scalar_mode_supported_p): New function.
1227 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1228 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1230 * pa-protos.h (prefetch_operand): Delete.
1231 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1232 * pa.c (prefetch_operand): Delete.
1233 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1234 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1235 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1236 and prefetch_nocc_operand.
1237 * pa.md (prefetch): Rework to avoid reload problems handling short
1238 displacements when a cache control completer needs to be provided.
1239 (prefetch_32, prefetch_64): Delete.
1240 (prefetch_cc, prefetch_nocc): New patterns.
1242 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1244 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1246 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1249 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1250 exceeds maximum alignment for global common data.
1251 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1252 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1254 2004-01-15 Roger Sayle <roger@eyesopen.com>
1256 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1258 2004-01-15 Roger Sayle <roger@eyesopen.com>
1260 * harg-reg-set.h (reg_class_names): Prototype global array.
1261 * regclass.c (reg_class_names): Declare here and initialize to
1263 (dump_regclass): Remove local declaration of reg_class_names.
1264 (regclass): Likewise.
1265 * cfg.c (dump_flow_info): Likewise.
1266 * ra-debug.c (reg_class_names): Likewise.
1267 * regrename.c (reg_class_names): Likewise.
1268 * reload.c (reg_class_names): Likewise.
1269 * reload1.c (spill_failure): Likewise.
1270 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1272 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1274 * config/s390/s390.md ("reload_outti"): Remove predicate for
1275 output operand. Abort if operand is not a MEM.
1276 ("reload_outdi", "reload_outdf"): Likewise.
1278 2005-01-15 Marc Espie <espie@openbsd.org>
1280 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1281 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1282 * config/openbsd.h: Fix C++ includes for native configurations.
1283 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1284 Add trampoline support.
1285 * config/i386/openbsdelf.h: New.
1287 2005-01-15 Marc Espie <espie@openbsd.org>
1289 * collect2.c (main): Explicitly parse -dynamic-linker option.
1291 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1293 PR tree-optimization/19060
1294 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1295 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1296 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1297 and handle extract_range_from_cond returning false.
1298 * fold-const.c (fold): Optimize comparisons with min/max even for
1299 width > HOST_BITS_PER_WIDE_INT.
1301 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1303 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1304 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1305 Remove little endian multilib variants.
1306 Add mips32 multilib variant.
1308 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1310 * explow.c (copy_all_reg, stabilize): Remove.
1311 * expr.h: Remove the corresponding prototypes.
1313 * rtlanal.c (regs_set_between_p): Remove.
1314 * rtl.h: Remove the corresponding prototype.
1316 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1318 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1319 to rs6000_nonimmediate_operand.
1320 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1321 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1322 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1323 rs6000_nonimmediate_operand.
1324 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1325 rs6000_nonimmediate_operand.
1327 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1329 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1331 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1333 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1335 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1336 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1338 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1339 (rs6k_nonimmediate_operand): New.
1340 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1342 (legitimate_lo_sum_address_p): Same.
1343 (rs6000_legitimize_address): Same.
1344 (rs6000_legitimize_reload_address): Same.
1345 (rs6000_legitimate_address): Same.
1346 (spe_build_register_parallel): Pass DF and DC modes in a DI
1349 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1350 to rs6k_nonimmediate_operand.
1352 * config/rs6000/spe.md ("*frob_df_di"): New.
1353 ("*frob_di_df"): New.
1354 ("*frob_di_df_2"): New.
1355 ("*mov_sidf_e500_subreg0"): New.
1356 ("*mov_sidf_e500_subreg4"): New.
1357 ("*movdf_e500_double"): Change predicate to
1358 rs6k_nonimmediate_operand.
1360 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1362 * postreload.c (move2add_note_store): Only call
1363 trunc_int_for_mode on scalar integers.
1365 2005-01-14 Steven Bosscher <stevenb@suse.de>
1367 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1368 replace BB_VISITED uses.
1369 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1370 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1371 (tree_dce_done): Free visited_control_parents.
1372 (perform_tree_ssa_dce): Allocate and clear it.
1373 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1374 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1375 instead of BB_VISITED.
1377 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1379 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1380 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1381 Remove unused prototypes.
1383 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1385 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1386 64-bit register usage.
1387 (spe_func_has_64bit_regs_p): Add FIXME note.
1389 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1391 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1392 flag_finite_math_only with flag_unsafe_math_optimizations.
1394 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1396 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1398 (__tpf_eh_return): Copy TPF private stack area from the module
1399 boundary stack frame. Add check for when module addresses are
1400 equal, but no stub address is found.
1402 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1405 * arm.h (struct machine_function): Add call_via field.
1406 (thumb_call_via_label): Declare.
1407 * arm.c (thumb_call_via_label): New variable.
1408 (thumb_call_reg_needed): New variable.
1409 (arm_output_function_epilogue): For Thumb code, output any per-function
1410 call-indirect trampolines.
1411 (thumb_call_via_reg): New function.
1412 (arm_file_end): New function.
1413 (TARGET_ASM_FILE_END): Call arm_file_end.
1414 (aof_file_end): Likewise.
1415 * arm-protos.h (thumb_call_via_reg): Declare.
1416 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1417 thumb_call_via_reg in normal case.
1419 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1422 PR rtl-optimization/19348
1423 * recog.c (peephole2_optimize): Do global life update if some peephole
1424 decides it doesn't need at least one of its inputs and that change
1425 influences liveness at the start of the basic block.
1427 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1428 arguments instead of 1.
1430 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1433 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1434 zero for nested functions needing a static chain or functions
1435 with a non-constant address.
1437 2005-01-13 Roger Sayle <roger@eyesopen.com>
1439 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1440 (and (sign_extend X) C) into (zero_extend (and X C)).
1442 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1444 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1446 2005-01-13 Richard Henderson <rth@redhat.com>
1451 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1452 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1453 not just TARGET_SSE.
1454 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1455 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1456 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1457 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1458 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1459 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1460 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1461 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1462 (movdicc_c_rex64): Rename with '*'.
1463 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1464 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1465 (movsfcc_1_387): Rename from movsfcc_1.
1466 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1467 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1468 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1469 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1470 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1471 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1472 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1473 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1474 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1475 sse_movdfcc_const0_4): Remove.
1476 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1477 recognize min/max early. Update for changed sse cmove patterns.
1478 (ix86_split_sse_movcc): New.
1479 * config/i386/i386-protos.h: Update.
1481 2005-01-13 Steven Bosscher <stevenb@suse.de>
1483 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1484 (fix_stmt_v_may_defs): Likewise.
1486 2005-01-13 Richard Henderson <rth@redhat.com>
1488 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1489 for converting the mask.
1491 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1493 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1496 2005-01-13 Richard Henderson <rth@redhat.com>
1498 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1499 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1500 IX86_BUILTIN_MOVDQ2Q): Remove.
1501 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1502 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1503 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1505 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1506 (sse2_pextrw): Fix immediate constraint.
1507 (sse2_loadq, sse2_loadq_rex64): Remove.
1508 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1509 Use __builtin_ia32_vec_ext_<size>.
1510 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1512 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1514 * function.c (assign_parm_setup_block): Look inside original
1515 entry_parm when inspecting PARALLEL.
1517 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1518 Joel Sherrill <joel@oarcorp.com>
1521 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1522 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1523 rtems_gxx_recursive_mutex_init.
1524 (__gthread_recursive_mutex_lock): New function.
1525 (__gthread_recursive_mutex_trylock): Likewise.
1526 (__gthread_recursive_mutex_unlock): Likewise.
1528 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1530 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1532 2005-01-13 Jan Beulich <jbeulich@novell.com>
1534 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1535 (ashrti3_internal): Indicate output is early clobber. Generate result
1536 into output rather than first input. Use move for low word of output
1537 if shift count is exactly 64.
1538 (lshrti3_internal): Likewise.
1540 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1544 * reload1.c (delete_output_reload): Don't delete an output reload
1545 if the pseudo lives longer than a single basic block. Adjust and
1546 improve wording of comment.
1548 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1551 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1552 of TYPE_SIZE where we mean the number of bytes.
1554 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1556 * function.c (assign_parm_setup_block): Relax condition on
1557 multi-register optimization.
1559 2005-01-12 Nick Clifton <nickc@redhat.com>
1561 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1562 an "in_delay_slot" attribute of "no" to prevent them being used in
1563 delay slots. This is forbidden because they might generate
1566 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1569 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1572 2005-01-12 Nick Clifton <nickc@redhat.com>
1574 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1575 passed on to GAS) but do not define, as GAS no longer supports or
1576 needs the -m2000 option.
1578 2005-01-11 Roger Sayle <roger@eyesopen.com>
1580 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1581 type as args of unprototyped builtins aren't automatically promoted.
1582 (fold_builtin_abs): Likewise.
1584 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1586 * Makefile.in: Set a `build-warn' variable.
1588 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1590 PR tree-optimization/17949
1591 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1592 (find_interesting_uses_address): Use it.
1594 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1596 * regrename.c (kill_value): Handle subreg's that won't simplify.
1598 2005-01-11 Richard Henderson <rth@redhat.com>
1601 * config/i386/i386.h (enum ix86_builtins): Move ...
1602 * config/i386/i386.c: ... here.
1603 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1604 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1605 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1606 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1607 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1608 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1609 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1610 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1611 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1612 IX86_BUILTIN_LOADDDUP): Remove.
1613 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1614 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1615 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1616 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1617 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1618 (ix86_init_builtins): Make static.
1619 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1620 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1621 if all the modes match. Otherwise, fake it.
1622 (get_element_number, ix86_expand_vec_init_builtin,
1623 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1624 (ix86_expand_builtin): Make static. Update for changed builtins.
1625 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1626 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1627 (ix86_expand_vector_init_duplicate): New.
1628 (ix86_expand_vector_init_low_nonzero): New.
1629 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1630 Split out from ix86_expand_vector_init; handle integer modes.
1631 (ix86_expand_vector_init): Use them.
1632 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1633 * config/i386/i386-protos.h: Update.
1634 * config/i386/predicates.md (reg_or_0_operand): New.
1635 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1636 (movv2sf_internal): Likewise. And a splitter to match them all.
1637 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1638 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1639 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1640 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1641 (mmx_pinsrw): Fix operand ordering.
1642 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1643 rather than sse_loadss expander.
1644 (movv2df splitter): Similarly.
1645 (sse_loadss, sse_loadlss): Remove.
1646 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1647 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1648 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1649 (sse3_movddup): Rename with '*'.
1650 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1651 (sse2_loadsd): Remove.
1652 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1653 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1654 (sse2_pinsrw): Fix argument ordering.
1655 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1656 (sse2_stored): Remove 'r' destination.
1657 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1658 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1659 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1660 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1661 vec_extractv16qi, vec_initv16qi): New.
1663 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1664 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1665 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1667 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1668 (_mm_load_si128, _mm_store_si128): Likewise.
1669 (_mm_load1_pd): Use _mm_set1_pd.
1670 (_mm_load_sd): Use _mm_set_sd.
1671 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1672 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1673 (_mm_set_epi64): Use _mm_set_epi64x.
1674 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1675 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1676 _mm_setr_epi8): Use _mm_set_foo form.
1677 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1678 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1679 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1680 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1681 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1682 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1683 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1684 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1685 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1686 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1687 (_mm_movedup_pd): Use _mm_shuffle_pd.
1688 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1689 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1690 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1691 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1693 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1694 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1695 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1696 (_mm_store_ps): Use raw dereference.
1697 (_mm_store1_ps): Use _mm_storeu_ps.
1698 (_mm_storer_ps): Use _mm_store_ps.
1699 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1700 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1702 2005-01-11 Stan Shebs <shebs@apple.com>
1704 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1705 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1707 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1710 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1711 Skip all DECLs except for FIELD_DECLs.
1713 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1715 * config/s390/s390.c (override_options): Return error if
1716 -mbackchain, -mpacked-stack and -mhard-float are used together.
1717 (s390_va_start): Remove the backchain && packed-stack special case.
1718 (s390_gimplify_va_arg): Likewise.
1719 * doc/invoke.texi: Remove the ABI incompatibility note.
1721 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1723 * config/s390/s390.c (struct s390_frame_layout): Remove
1725 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1726 save_backchain_p with TARGET_BACKCHAIN.
1728 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1731 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1732 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1733 * function.c (locate_and_pad_parm): Set new field.
1734 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1735 Tweak where_pad test to include "none". Always set mem align for
1737 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1738 not sufficient for type.
1739 (assign_parm_setup_block): If stack_parm is zero on entry, always
1740 make a new stack local. Block move old stack parm if necessary
1741 to new aligned stack local.
1742 (assign_parm_setup_stack): Use a block move to handle
1743 potentially misaligned entry_parm.
1744 (assign_parms_unsplit_complex): Specify required alignment when
1745 creating stack local.
1746 * calls.c (compute_argument_addresses): Override alignment of stack
1747 arg calculated from its type with the alignment given by
1748 FUNCTION_ARG_BOUNDARY.
1749 (store_one_arg): Likewise.
1751 2005-01-11 Jan Beulich <jbeulich@novell.com>
1753 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1754 Change respective itanium_class attribute to ialu.
1755 (shladdp4_internal): New.
1756 * config/ia64/predicates.md (shladd_log2_operand): New.
1758 2005-01-11 Richard Henderson <rth@redhat.com>
1760 * expr.c (store_constructor): Use rtvec_alloc instead of
1761 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1763 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1765 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1767 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1769 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1770 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1771 (TARGET_RWRELOC): Define.
1772 (ia64_rwreloc_section_type_flags): Delete.
1773 (ia64_section_type_flags): New function.
1774 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1775 (TARGET_RWRELOC): Define.
1777 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1780 * config/ia64/ia64.c (process_set): For alloc insn, only call
1781 process_epilogue is !frame_pointer_needed.
1783 2005-01-10 Roger Sayle <roger@eyesopen.com>
1786 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1787 unary operator and can't be treated as a binary/comparison operator.
1789 2005-01-10 Richard Henderson <rth@redhat.com>
1791 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1792 (ix86_return_in_memory): Likewise.
1793 (function_arg_advance): Likewise. Mirror structure in function_arg
1794 for choosing register to advance.
1796 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1798 * tree-vectorizer.c, tree.def: Fix comment typos.
1800 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1802 * config/s390/s390.c (struct processor_costs): 4 new fields:
1803 ddbr, ddr, debr, der.
1804 (s390_rtx_costs): More precise handling of divide instructions.
1806 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1808 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1810 2005-01-10 Jan Beulich <jbeulich@novell.com>
1812 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1813 names resulting from -ffunction-sections/-fdata-sections and linkonce
1815 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1816 based on the section name. Rearrange the section name comparison logic
1817 slightly so that each section name is compared against at most once.
1819 2005-01-10 Ben Elliston <bje@au.ibm.com>
1821 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1822 targets for which -fPIC reduces limitations on the GOT size.
1824 2005-01-09 Falk Hueffner <falk@debian.org>
1826 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1829 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1832 * collect2.c (main): Set aixrtl_flag for -brtl option.
1833 (resolve_lib_name): Search for .so file extension before .a
1836 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1838 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1839 (vect_analyze_data_refs_alignment): Add dump prints.
1841 2005-01-09 Ira Rosen <irar@il.ibm.com>
1843 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1844 expr_invariant_in_loop_p.
1845 Initialize outputs first thing in the function.
1846 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1847 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1848 (vect_analyze_pointer_ref_access): Check that the initial condition of
1849 the access function is loop invariant.
1851 2005-01-09 Richard Henderson <rth@redhat.com>
1853 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1854 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1855 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1856 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1857 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1858 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1859 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1860 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1861 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1862 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1863 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1864 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1865 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1866 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1867 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1868 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1869 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1870 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1871 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1872 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1873 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1874 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1875 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1877 (mmx_clrdi, pavgusb): Remove.
1878 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1879 with leading sse_ prefix.
1880 * config/i386/sse.md: Receive them.
1881 * config/i386/mmx.md: New file.
1882 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1883 (subrv2sf3): Turn into expander for normal subtraction.
1884 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1885 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1886 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1887 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1888 commutative; use ix86_binary_operator_ok.
1889 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1890 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1891 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1892 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1893 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1894 Macroize from existing patterns; use ix86_binary_operator_ok.
1895 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1896 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1897 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1898 with vec_select+vec_concat.
1899 (mmx_pshufw, mmx_pshufw_1): Likewise.
1900 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1901 (mmx_uavgv4hi3): Model correctly.
1902 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1903 _mm_xor_si64): Remove casts.
1905 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1907 PR tree-optimization/19224
1908 * tree-scalar-evolution.c (get_instantiated_value,
1909 set_instantiated_value): New functions.
1910 (instantiate_parameters_1): Cache the results.
1911 (instantiate_parameters, resolve_mixers): Initialize and free
1914 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1916 * config/i386/i386.md (addhi_4): Correct reference in comment.
1919 2005-01-08 Richard Henderson <rth@redhat.com>
1921 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1922 (_mm_cvtsi128_si64x): Likewise.
1923 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1924 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1925 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1926 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1927 * config/i386/i386-protos.h: Update.
1928 * config/i386/i386.c (print_operand): Add 'H'.
1929 (ix86_fixup_binary_operands): Split out from ...
1930 (ix86_expand_binary_operator): ... here.
1931 (ix86_fixup_binary_operands_no_copy): New.
1932 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1933 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1934 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1935 (safe_vector_operand): Use CONST0_RTX.
1936 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1937 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1938 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1939 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1941 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1942 (IX86_BUILTIN_CMPNGESS): New.
1943 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1944 (attr type): Add sselog1.
1945 (attr unit, attr memory): Handle it.
1946 (movti, movti_internal, movti_rex64): Move near other integer moves.
1947 (movtf, movtf_internal): Move near other fp moves.
1948 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1949 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1950 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1951 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1952 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1953 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1954 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1955 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1956 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1957 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1958 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1959 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1960 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1961 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1962 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1963 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1964 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1965 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1966 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1967 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1968 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1969 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1970 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1971 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1972 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1973 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
1974 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
1975 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
1976 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
1977 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
1978 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
1979 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
1980 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
1981 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
1982 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
1983 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
1984 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
1985 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
1986 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
1987 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
1988 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
1989 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
1990 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
1991 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
1993 (SSEPUSH, push<SSEPUSH>): Remove.
1994 (MMXPUSH, push<MMXPUSH>): Remove.
1995 (sse_movaps, sse_movaps_1, sse_movups): Remove.
1996 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
1997 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
1998 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
1999 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2000 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2001 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2002 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2003 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2004 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2005 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2006 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2007 (ppro_sse_log_V4SF): Handle sselog1.
2008 * config/i386/predicates.md (const_0_to_1_operand): New.
2009 (const_0_to_255_mul_8_operand): New.
2010 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2011 (const_2_to_3_operand, const_4_to_7_operand): New.
2012 * config/i386/sse.md: New file.
2013 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2014 (sse_movups): Rename from sse_movups_1.
2015 (sse_loadlss): Rename from sse_loadss_1.
2016 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2018 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2019 (absv4sf2, negv2df, absv2df): New.
2020 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2021 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2022 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2023 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2024 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2025 (sse3_addsubv4sf3): Model correctly.
2026 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2027 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2028 (sse_movhlps): Model with vec_select+vec_concat.
2029 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2030 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2031 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2032 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2033 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2034 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2035 sse2_pshufhw_1): Likewise.
2036 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2037 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2038 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2039 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2040 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2041 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2042 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2043 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2044 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2045 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2046 sminv8hi3): Mark commutative
2047 operands. Use ix86_binary_operator_ok.
2048 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2049 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2050 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2051 sse2_punpcklqdq): Allow operand2 in memory.
2052 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2053 sse2_movsd): Add memory alternatives.
2054 (sse_storelps): Turn expander into an insn; split after reload.
2055 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2056 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2058 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2060 * configure.ac (DWARF-2 debug_line): Use objdump.
2061 * configure: Regenerate.
2063 2005-01-08 Jeff Law <law@redhat.com>
2064 Diego Novillo <dnovillo@redhat.com>
2066 PR tree-optimization/18241
2067 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2068 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2069 statements with volatile operands.
2070 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2071 operands after marking a statement with has_volatile_ops.
2073 2005-01-08 Roger Sayle <roger@eyesopen.com>
2075 * tree.c (int_fits_type_p): Always honor integer constant
2076 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2078 2005-01-08 Roger Sayle <roger@eyesopen.com>
2080 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2081 the latent bug in rtl_delete_block has been resolved.
2083 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2085 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2086 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2088 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2090 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2091 library as @multilib_dir@/$(SHLIB_SONAME).
2093 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2095 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2096 * configure: Regenerate.
2098 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2100 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2103 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2106 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2107 Convert non-word aligned offset address using ld/std into
2110 2005-01-07 Richard Henderson <rth@redhat.com>
2112 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2114 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2116 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2118 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2120 PR tree-optimization/19283
2121 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2122 is not shorter than the original type.
2124 PR rtl-optimization/19012
2125 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2127 PR rtl-optimization/18861
2128 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2129 (FULL_STATE): Define.
2130 (mark_tablejump_edge): New function.
2131 (purge_dead_tablejump_edges): New function.
2132 (find_bb_boundaries): Use it.
2134 PR tree-optimization/18828
2135 * builtins.c (expand_builtin_next_arg): Remove argument and all
2136 the argument checking.
2137 (expand_builtin): Adjust caller.
2138 (expand_builtin_va_start): Likewise. Remove error for too many
2140 (fold_builtin_next_arg): Issue error for too many arguments.
2141 After checking arguments, replace them with magic arguments that
2142 prevent further checking of the args.
2144 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2146 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2148 2005-01-06 Roger Sayle <roger@eyesopen.com>
2151 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2152 and %{.S:...} (and their negative variants) to test whether the
2153 input file is assembler or pre-processed-assembler independent of
2154 the actual filename extension.
2156 2005-01-06 Roger Sayle <roger@eyesopen.com>
2158 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2159 of sign or zero extended values.
2161 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2163 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2164 for IBM long double format correctly.
2166 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2168 Fix PR tree-optimization/18792
2170 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2171 to first_loop_depth, and use loop depth instead of loop number.
2172 (build_classic_dir_vector): Ditto.
2173 (compute_data_dependences_for_loop): Use depth, not loop number.
2174 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2175 number. Pass in loops, instead of loop numbers.
2176 (gather_interchange_stats): Ditto.
2177 (linear_transform_loops): Ditto.
2179 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2182 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2183 biv_fits_mode_p, extension_within_bounds_p): New functions.
2184 (check_ext_dependent_givs): Use them.
2186 2005-01-06 Roger Sayle <roger@eyesopen.com>
2188 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2189 more than one barrier, in which case we should delete them all.
2191 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2193 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2195 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2197 Fix PR middle-end/19286
2199 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2200 output this subprogram, simply ignore this attempt to do it again.
2201 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2202 origin attribute if it's not possible.
2203 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2204 (decls_for_scope): Ditto.
2205 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2206 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2208 2005-01-05 Richard Henderson <rth@redhat.com>
2211 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2212 (bdesc_2arg): Use it.
2213 (ix86_expand_binop_builtin): Force operands into registers
2215 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2216 ix86_expand_sse_compare, ix86_expand_sse_comi,
2217 ix86_expand_builtin): Likewise.
2219 2005-01-05 Richard Henderson <rth@redhat.com>
2221 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2223 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2224 (mulv4hi3): Set itanium_class mmmul.
2225 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2226 (fpack): Rename from fpack_sfsf.
2228 2005-01-05 Richard Henderson <rth@redhat.com>
2231 * reload1.c (do_input_reload): Restrict the optimization deleteing
2232 a previous output reload to RELOAD_FOR_INPUT.
2234 2005-01-05 Steven Bosscher <stevenb@suse.de>
2236 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2237 comment that we fall through after case.
2238 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2239 (distribute_links): Likewise.
2240 * cse.c (cse_insn): Likewise.
2241 * cselib.c (cselib_invalidate_mem): Likewise.
2242 * df.c: Update comments at the top of the file.
2243 (read_modify_subreg_p): Update comments here too.
2244 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2245 * flow.c (mark_set_1): Likewise.
2246 (mark_used_regs): Likewise.
2247 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2248 (canon_list_insert): Likewise.
2249 (mark_set): Likewise.
2250 (try_replace_reg): Likewise.
2251 (store_killed_in_insn): Likewise.
2252 * loop.c (count_one_set): Likewise.
2253 (basic_induction_var): Likewise.
2254 * postreload-gcse.c (find_mem_conflicts): Likewise.
2255 * postreload.c (reload_combine_note_store): Likewise.
2256 (move2add_note_store): Likewise.
2257 * reload.c (find_equiv_reg): Likewise.
2258 (mark_referenced_resources): Likewise.
2259 * rtlanal.c (set_noop_p): Likewise.
2260 (note_stores): Likewise.
2261 (note_uses): Likewise.
2262 * sched-deps.c (sched_analyze_1): Likewise.
2263 * sched-rgn.c (check_live_1): Likewise.
2264 (update_live_1): Likewise.
2265 * config/i860/i860.c: Likewise.
2267 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2269 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2271 * doc/rtl.texi: Update documentation for bit-fields and SET.
2273 2005-01-05 Roger Sayle <roger@eyesopen.com>
2275 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2277 2005-01-05 Jan Hubicka <jh@suse.cz>
2278 Richard Henderson <rth@redhat.com>
2281 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2284 2005-01-05 Richard Henderson <rth@redhat.com>
2287 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2288 (sse_shufps): Change operand 3 to const_int_operand.
2289 (sse2_storelps): Fix typo in template.
2290 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2291 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2292 (ix86_expand_builtin): Likewise.
2294 2005-01-05 Julian Brown <julian@codesourcery.com>
2296 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2297 as aggregates for AAPCS ABIs.
2299 2005-01-05 Stan Shebs <shebs@apple.com>
2301 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2302 Mach-O getters if ppc64.
2303 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2305 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2306 signed four-byte field for global code case.
2307 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2309 2005-01-05 Roger Sayle <roger@eyesopen.com>
2312 * c-common.c: Include real.h.
2313 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2314 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2315 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2316 * Makefile.in (c-common.o): Update dependencies.
2318 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2320 * c-parse.in (asm_string): Add trailing semicolon.
2322 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2324 * c-parse.in (asm_string): New. Don't allow wide strings in
2326 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2327 asm_string instead of STRING.
2329 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2331 * c-typeck.c (constructor_no_implicit): Remove.
2332 (set_designator, process_init_element): Don't check
2333 constructor_no_implicit.
2335 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2336 Kaz Kojima <kkojima@gcc.gnu.org>
2339 * lcm.c (create_pre_exit): New.
2340 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2341 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2343 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2345 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2346 -msoft-float in target_float_switch.
2347 * arm.c (arm_override_options): Fix processing of target_float_switch.
2349 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2351 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2354 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2356 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2357 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2359 2005-01-04 Roger Sayle <roger@eyesopen.com>
2361 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2362 if deleting the then-block allows the test-block to fallthru to the
2365 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2368 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2369 after the full declaration if the are in two different TUs.
2371 2005-01-04 Richard Henderson <rth@redhat.com>
2374 * tree-sra.c (generate_one_element_init): Just
2375 call gimplify_and_add.
2376 (generate_element_init): Record the
2377 new referenced variables and mark them for renaming
2378 and split out to ...
2379 (generate_element_init_1): This.
2380 (scalarize_init): Don't call push_gimplify_context/
2381 pop_gimplify_context.
2383 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2385 * toplev.c (get_src_pwd): Handle failure of getpwd().
2387 2005-01-04 Roger Sayle <roger@eyesopen.com>
2389 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2391 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2392 all the cases handled by it are inverted by invert_truthvalue.
2394 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2396 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2397 (save_register_windowsi): Likewise.
2399 2005-01-04 Richard Henderson <rth@redhat.com>
2401 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2403 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2406 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2407 any simplifications of vector mode comparison operators.
2408 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2410 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2411 Devang Patel <dpatel@apple.com>
2413 PR tree-optimization/18308
2414 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2415 the operands before creating a new expression.
2416 * dojump.c (do_jump): Make drop_through_label available
2417 for all cases. Add expansion of COND_EXPR.
2419 2005-01-04 Ira Rosen <irar@il.ibm.com>
2421 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2422 INTEGER_CST instead of TREE_CONSTANT.
2423 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2424 instead of TREE_CONSTANT.
2425 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2426 instead of TREE_CONSTANT.
2428 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2430 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2432 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2435 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2436 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2438 2005-01-03 Richard Henderson <rth@redhat.com>
2440 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2441 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2442 fold_convert_const_real_from_real): Split out from ...
2443 (fold_convert_const): ... here.
2445 2005-01-03 Richard Henderson <rth@redhat.com>
2448 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2449 (mov<MMXMODEI>_internal): Likewise.
2450 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2451 Add V2SF case; use it for SSE1; don't use TI.
2452 (movdf_integer): Likewise.
2453 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2455 2005-01-03 Ira Rosen <irar@il.ibm.com>
2457 * tree-vectorizer.c (vect_strip_conversions): New function.
2458 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2459 check for binary class.
2461 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2465 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2467 * gimple-low.c (mark_blocks_with_used_vars): New function.
2468 (mark_blocks_with_used_subblocks): Ditto.
2469 (mark_used_blocks): Ditto.
2470 (pass_mark_used_blocks): New pass.
2471 * tree-inline.c: Include debug.h.
2472 (expand_call_inline): Call outlining_inline_function here.
2473 * tree-optimize.c (init_tree_optimization_passes): Add
2474 pass_mark_used_blocks.
2475 * tree-pass.h (pass_mark_used_blocks): New.
2476 * Makefile.in (tree-inline.o): Add debug.h dependency.
2478 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2480 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2481 VAR_DECLs to have weak_import attribute.
2483 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2486 2004-01-03 Steven Bosscher <stevenb@suse.de>
2488 * passes.c (rest_of_compilation): Don't run regmove if only
2489 flag_expensive_optimizations, require flag_regmove instead.
2491 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2493 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2495 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2496 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2497 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2498 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2500 2005-01-03 Richard Henderson <rth@redhat.com>
2502 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2503 (ia64_const_ok_for_letter_p): New.
2504 (ia64_const_double_ok_for_letter_p): New.
2505 (ia64_extra_constraint): New.
2506 (ia64_expand_vecint_compare): New.
2507 (ia64_expand_vcondu_v2si): New.
2508 (ia64_expand_vecint_cmov): New.
2509 (ia64_expand_vecint_minmax): New.
2510 (ia64_print_operand): Add 'v'.
2511 (ia64_preferred_reload_class): New.
2512 (ia64_vector_mode_supported_p): New.
2513 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2514 (PREFERRED_RELOAD_CLASS): Move to function.
2515 (CONST_OK_FOR_LETTER_P): Move to function.
2516 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2517 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2518 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2519 (EXTRA_CONSTRAINT): Move to function.
2520 * config/ia64/ia64.md: Include vect.md.
2521 (itanium_class): Add mmalua.
2523 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2525 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2526 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2528 (const_int_2bit_operand): New.
2529 (fr_reg_or_0_operand): New.
2530 * config/ia64/ia64-modes.def: Add vector modes.
2531 * config/ia64/ia64-protos.h: Update.
2532 * config/ia64/vect.md: New file.
2534 2005-01-03 Richard Henderson <rth@redhat.com>
2536 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2538 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2541 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2543 (log1pdf2): Change mode of operands[0,1] to DFmode.
2545 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2547 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2548 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2549 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2550 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2551 SPARC_RELAXED_ORDERING.
2553 2005-01-03 Richard Henderson <rth@redhat.com>
2554 Uros Bizjak <uros@kss-loka.si>
2557 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2558 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2559 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2561 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2562 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2563 const_pow2_1_to_128_operand): New predicates.
2565 2005-01-02 Greg McGary <greg@mcgary.org>
2567 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2569 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2570 object. [ptr_type]: Remove unused variable.
2571 Remember nearest addressable array-element or record-component
2572 when checking bitfield components. Tolerate empty BIND_EXPR.
2574 2005-01-01 Richard Henderson <rth@redhat.com>
2576 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2577 that don't narrow the value. Fail for other conversions.
2579 2005-01-01 Richard Henderson <rth@redhat.com>
2582 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2583 * c-lang.c (finish_file): Don't do it here.
2584 * objc/objc-act.c (objc_finish_file): Likewise.
2586 * cgraph.c (decl_assembler_name_equal): New.
2587 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2588 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2589 * cgraph.h (struct cgraph_varpool_node): Add next.
2590 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2591 * varasm.c (assemble_alias): Mark the target as needed.
2593 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2596 * function.c (get_arg_pointer_save_area): Use entry_of_function
2597 instead of get_insns.
2599 2005-01-01 Roger Sayle <roger@eyesopen.com>
2600 Andrew Pinski <pinskia@physics.uc.edu>
2601 James E. Wilson <wilson@specifixinc.com>
2603 PR rtl-optimization/12092
2604 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2607 2005-01-01 Roger Sayle <roger@eyesopen.com>
2608 Olivier Hainque <hainque@act-europe.fr>
2610 * tree.c (int_fits_type_p): A narrower type always fits in a
2611 wider one, except for negative values into unsigned types.
2613 2005-01-01 Roger Sayle <roger@eyesopen.com>
2615 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2616 with the original constant rather than require TREE_OVERFLOW.
2618 2005-01-01 Steven Bosscher <stevenb@suse.de>
2621 * c-decl.c (finish_function): If compiling C99, annotate the
2622 compiler generated return with the current file name and line 0.
2623 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2624 the source line is greater than 0.
2625 (remove_bb): Likewise.
2627 See ChangeLog.12 for earlier changes.