1 2005-01-27 Steven Bosscher <stevenb@suse.de>
4 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
5 higher to -O2 and higher. Likewise for tree PRE.
6 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
9 2005-01-27 Ian Lance Taylor <ian@c2micro.com>
12 * gimple-low.c (try_catch_may_fallthru): New static function.
13 (block_may_fallthru): Handle TRY_CATCH_EXPR.
14 * tree-inline.c (expand_call_inline): Don't warn about reaching
15 the end of a non-void function being inlined if the function uses
18 2005-01-27 Jakub Jelinek <jakub@redhat.com>
20 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
23 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
24 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
25 (implicitly_declare): Handle error_mark_node.
27 2005-01-27 Richard Henderson <rth@redhat.com>
30 * tree.h (struct tree_decl): Add debug_expr_is_from.
31 (DECL_DEBUG_EXPR_IS_FROM): New.
32 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
33 * dwarf2out.c (dwarf2out_var_location): Update to match.
34 * tree-outof-ssa.c (create_temp): Likewise.
35 * var-tracking.c (track_expr_p): Likewise.
36 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
37 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
38 * toplev.c (default_tree_printer): Likewise.
40 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
42 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
43 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
45 2005-01-27 Steven Bosscher <stevenb@suse.de>
47 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
48 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
49 ASM_CLOBBERS): Add tree checks.
51 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
52 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
53 * c-common.def (SWITCH_STMT): Update to match.
54 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
55 macros instead of SWITCH_EXPR ones.
56 * c-dump.c (c_dump_tree): Likewise.
57 * c-gimplify.c (gimplify_switch_stmt): Likewise.
58 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
60 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
62 2005-01-27 Alan Modra <amodra@bigpond.net.au>
64 * unwind-dw2.c (execute_stack_op): Add missing cases for
65 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
67 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
69 * config.gcc (Obsolete configurations): Remove 'dummy', add
70 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
73 2005-01-26 Diego Novillo <dnovillo@redhat.com>
75 PR tree-optimization/19633
76 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
78 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
79 are no call-clobbered variables.
80 * tree-outof-ssa.c (check_replaceable): Return false for calls
83 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
85 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
86 even for variables with NULL DECL_INITIAL.
88 2005-01-26 Stuart Hastings <stuart@apple.com>
90 * gcc/gimplify.c (shortcut_cond_expr): Re-compute side-effects.
91 * gcc/testsuite/gcc.c-torture/execute/20050125-1.c: New.
93 2005-01-26 Richard Henderson <rth@redhat.com>
96 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
98 * expr.c (store_field): Strip conversions to odd-bit-sized types
99 if the destination field width matches.
101 2005-01-26 Richard Henderson <rth@redhat.com>
103 * c-decl.c, expmed.c, expr.c: Revert last change.
105 2005-01-26 Richard Henderson <rth@redhat.com>
108 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
110 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
111 if we don't need the bits above those present in the current mode.
112 * expr.c (store_field): Strip conversions to odd-bit-sized types
113 if the destination field width matches.
115 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
117 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
118 either -ffast-math or -funsafe-math-optimizations is in use.
120 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
124 * config/avr/avr.c (notice_update_cc): Only set condition code for
125 ashrqi3 if shift count > 0.
126 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
127 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
128 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
129 count <= 0 as a no-op, and shift count >= width by copying zero
130 or sign bit to all bits of the result.
131 * config/avr/avr.md (all shifts): Add alternatives for zero shift
132 count, with attribute "length" set to 0 and "cc" set to "none".
134 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
136 * doc/invoke.texi: Document -mTLS.
138 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
139 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
140 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
141 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
142 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
143 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
144 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
145 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
147 * configure.ac: Check for a TLS capable gas.
149 * configure: Regenerate.
151 2005-01-26 Richard Henderson <rth@redhat.com>
154 * combine.c (make_field_assignment): Simplify store to zero_extract
155 from a source with an overlapping mask.
157 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
159 2004-11-11 Eric Christopher <echristo@redhat.com>
161 * config/frv/frv.md: Add fr400_integer automaton. Don't
162 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
165 2005-01-26 Steven Bosscher <stevenb@suse.de>
168 * cfgbuild.c (make_edges): Do not clear or set
169 current_function_has_computed_jump.
170 * function.h (struct function): Remove the has_computed_jump field.
171 (current_function_has_computed_jump): Do not define.
172 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
173 in a computed jump. Ignore current_function_has_computed_jump.
175 2005-01-26 Richard Henderson <rth@redhat.com>
178 * expr.c (categorize_ctor_elements): New argument p_must_clear.
179 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
181 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
182 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
183 objects into static storage if they have more than one non-zero value.
184 * tree.h (categorize_ctor_elements): Update decl.
186 2005-01-26 Steven Bosscher <stevenb@suse.de>
189 * tree.h (CALL_EXPR_TAILCALL): Add comment.
190 * calls.c (check_sibcall_argument_overlap_1): Revert the change
191 to this function from 2004-07-10.
192 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
193 the current function for tail call optimizations if the address
194 of one of it its arguments is taken.
196 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
198 * cse.c (fold_rtx): Call equiv_constant only when necessary.
200 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
202 * function.c (expand_function_end): If current_function_calls_alloca,
203 emit stack restore in a place that is reached when the function falls
206 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
208 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
209 rule to avoid matching inappropriate suffix rule.
211 2005-01-26 Jan Hubicka <jh@suse.cz>
213 PR tree-optimization/19241
214 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
216 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
218 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
219 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
221 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
222 <sim*>: Always use crt1.o, regardless of N in simN.
223 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
224 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
225 (CRT_CALL_STATIC_FUNCTION): Remove.
226 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
227 use crt1.o, regardless of N in simN.
228 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
229 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
230 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
231 case isystem setting.
232 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
234 2005-01-25 Ian Lance Taylor <ian@airs.com>
236 * gimple-low.c (block_may_fallthru): Correct handling of
237 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
239 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
241 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
242 handlers to match indentation; nested under the mtune=* handler.
243 Similar for mcpu= and march=.
245 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
247 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
248 * config/mips/linux64.h (LIB_SPEC): Likewise.
249 * config/mn10300/linux.h (LIB_SPEC): Likewise.
250 * config/sh/linux.h (LIB_SPEC): Likewise.
252 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
254 * config/frv/frv.c (frv_legitimize_tls_address): New.
255 (TARGET_HAVE_TLS): Define.
256 (FRV_SYMBOL_REF_TLS_P): Define.
257 (frv_override_options): Handle new register classes.
258 (frv_legitimate_address_p): Reject tls addresses.
259 (frv_legitimize_address): Handle TLS addresses.
260 (gen_inlined_tls_plt): New.
262 (frv_legitimize_tls_address): New.
263 (unspec_got_name): Add TLS entries.
264 (got12_operand): Add R_FRV_TLSMOFF12 case.
265 (frv_emit_move): Fixup TLS addresses.
266 (frv_emit_movsi): Legitimize TLS addresses.
268 * config/frv/frv.h (MASK_BIG_TLS): New.
269 (TARGET_BIG_TLS): New.
270 (HAVE_AS_TLS): Define.
271 (TARGET_SWITCHES): Add -mTLS and -mtls options.
272 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
273 (REG_CLASS_NAMES): Same.
274 (REG_CLASS_CONTENTS): Same.
275 (CONSTRAINT_LEN): New.
276 (REG_CLASS_FROM_CONSTRAINT): New.
277 (PREDICATE_CODES): Add symbolic_operand.
279 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
280 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
281 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
282 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
283 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
284 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
285 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
286 GR9_REG, GR14_REG, LRREG.
287 (type): Add load_or_call attribute.
288 ("load_or_call"): New reservation.
289 ("call_gettlsoff"): New.
290 ("tls_indirect_call"): New.
291 ("tls_load_gottlsoff12"): New.
292 ("tlsoff_hilo"): New.
293 ("tls_tlsdesc_ldd"): New.
294 ("tls_tlsoff_ld"): New.
297 * config/frv/frv-protos.h (symbolic_operand): Protoize.
299 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
301 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
302 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
303 * config/frv/frv.c (TLS_BIAS): Define.
304 (frv_output_dwarf_dtprel): New.
306 2005-01-26 Jakub Jelinek <jakub@redhat.com>
308 PR rtl-optimization/19579
309 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
310 both A and B, see if they don't clobber registers the other expr uses.
312 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
314 * real.c (do_add): Initialize signalling and canonical members.
316 * real.c (real_from_integer): Zero out destination.
318 2005-01-18 Jan Hubicka <jh@suse.cz>
320 PR tree-optimize/19337
321 * tree-inline.c (initialize_inlined_parameters): Copy
322 saved_static_chain_decl only.
324 2005-01-25 Richard Henderson <rth@redhat.com>
328 * config/i386/i386.c (x86_inter_unit_moves): Zero.
329 (ix86_preferred_reload_class): Rewrite fp-constant section, with
330 80387 enabled, to return a proper subclass. Return the subset that
331 overlaps with GENERAL_REGS for PLUS.
332 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
334 2005-01-25 Richard Henderson <rth@redhat.com>
337 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
339 2005-01-25 Roger Sayle <roger@eyesopen.com>
341 * expmed.c (choose_multiplier): Change interface to return the
342 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
343 (expand_divmod): Update calls to choose_multiplier.
345 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
348 * expmed.c (extract_bit_field): Use adjust_address instead of
349 gen_lowpart when op0 is a MEM.
351 2005-01-24 Steven Bosscher <stevenb@suse.de>
353 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
355 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
357 * config/mips/irix-csr.c: New file.
358 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
359 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
360 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
363 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
366 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
367 sparc/elf.h, add sparc/sp-elf.h.
368 (sparc-*-rtems*): Likewise.
369 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
370 tm-dwarf2.h, add sparc/sp-elf.h.
371 (sparc86x-*-elf): Likewise.
372 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
373 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
374 TARGET_OS_CPP_BUILTINS.
375 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
376 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
378 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
379 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
380 (SWITCH_TAKES_ARG): Likewise.
381 (LOCAL_LABEL_PREFIX): Likewise.
382 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
383 (TARGET_N_FORMAT_TYPES): Delete.
384 (TARGET_FORMAT_TYPES): Likewise.
385 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
386 * config/sparc/elf.h: Delete.
387 * config/sparc/sp-elf.h: New file.
389 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
391 * tree-flow-inline.h (phi_arg_from_edge): Remove.
392 * tree-flow.h: Remove the corresponding prototype.
393 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
394 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
396 2005-01-24 Jakub Jelinek <jakub@redhat.com>
399 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
400 for AIX ABI or ELF -fPIC.
401 (rs6000_emit_load_toc_table): Don't create toc_section here.
402 (rs6000_xcoff_file_start): Nor here.
404 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
406 * sh.c (ra.h): Don't #include.
407 (hard_regs_intersect_p): New function, resurrected from ra.c.
409 * sh.c: Fix 1996 Copyright.
411 2005-01-24 Richard Henderson <rth@redhat.com>
412 Aldy Hernandez <aldyh@redhat.com>
414 * regrename.c (note_sets): Handle subregs.
416 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
419 * genconditions.c (write_header, write_conditions): Elide file if
422 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
424 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
425 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
428 2005-01-24 Jakub Jelinek <jakub@redhat.com>
430 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
431 expand_builtin_printf, expand_builtin_fprintf,
432 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
433 checking against POINTER_TYPE.
434 (validate_arglist): Handle POINTER_TYPE code by checking
437 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
439 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
441 (for_each_rtx): Call for_each_rtx_1.
442 * rtl.h (init_rtlanal): Declare.
443 * toplev.c (backend_init): Call init_rtlanal.
445 2005-01-24 Jakub Jelinek <jakub@redhat.com>
447 * flow.c (propagate_one_insn): Formatting.
450 * flow.c (libcall_dead_p): Be more conservative if unsure.
451 If there are any instructions between insn and call, see if they are
452 all dead before saying the libcall is dead.
454 2005-01-24 Uros Bizjak <uros@kss-loka.si>
456 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
457 operand constraint for operand 0.
459 2005-01-23 Richard Henderson <rth@redhat.com>
462 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
463 edges leading to join block.
465 2005-01-23 Roger Sayle <roger@eyesopen.com>
467 * expmed.c (expand_mult_highpart): Make static. Change type of
468 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
469 (expand_divmod): Updates calls to expand_mult_highpart by using
470 gen_int_mode to pass a CONST_INT rtx.
471 * rtl.h (expand_mult_highpart): Remove prototype.
473 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
475 * flow.c (regset_bytes, regset_size): Remove.
477 * cfganal.c: Fix a reference to Harvey's paper.
479 2005-01-23 Steven Bosscher <stevenb@suse.de>
481 PR rtl-optimization/19464
482 * tree-optimize.c (init_tree_optimization_passes): Add one more
483 copyrename pass just before out-of-ssa.
485 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
488 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
489 * ggc-none.c (ggc_free): Define.
491 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
493 * cse.c (max_reg, max_insn_uid): Remove.
494 (cse_main): Don't access max_reg or max_insn_uid.
496 * c-common.c (explicit_flag_signed_bitfields,
497 lang_statement_code_p, lang_expand_function_end): Remove.
498 * c-common.h: Remove the corresponding declarations.
499 * c-opts.c (c_common_handle_option): Remove all write access
500 to explicit_flag_signed_bitfields.
502 * cgraph.c (cgraph_varpool_n_nodes): Remove.
503 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
504 * cgraph.h: Remove the corresponding declaration.
506 * gcse.c (null_pointer_info): Remove.
508 2005-01-23 Roger Sayle <roger@eyesopen.com>
509 Eric Botcazou <ebotcazou@libertysurf.fr>
511 * combine.c (simplify_logical): Only simplify logical expressions
512 of the form ior(and(x,y),z) by the inverse distributive law if the
513 result is cheaper than the original.
515 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
517 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
518 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
519 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
520 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
521 config/freebsd-spec.h, config/arm/arm.h,
522 config/h8300/h8300.md, config/i386/i386.md,
523 config/i386/predicates.md, config/i386/sse.md,
524 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
525 config/vax/vax.md: Fix comment typos. Follow spelling
528 2005-01-23 Steven Bosscher <stevenb@suse.de>
530 * gengtype.c (walk_type): Produce `not equal to' compares for loop
531 tests, instead of `less than'.
533 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
535 * function.c (assign_parm_setup_block): When creating a new stack slot
536 for a parameter, get its alignment from the parameter's DECL_ALIGN
537 rather than the type's TYPE_ALIGN. Make sure that the parameter
538 is at least word aligned.
540 2005-01-22 Roger Sayle <roger@eyesopen.com>
543 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
545 2005-01-22 Richard Henderson <rth@redhat.com>
548 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
549 in both compare operands.
550 (movdfcc_1_sse_max): Likewise.
551 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
552 (movdfcc_1_sse): Likewise.
553 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
554 scratch register as needed.
556 2005-01-22 Richard Henderson <rth@redhat.com>
558 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
560 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
562 2005-01-22 Richard Henderson <rth@redhat.com>
564 * genopinit.c (optabs): Use smin/smax for floating point too.
565 * doc/md.texi: Update to match. Clarify that floating point
566 results are undefined for +0/-0 and NaN.
567 * doc/rtl.texi: Likewise.
568 * rtl.def (SMIN, SMAX): Likewise
569 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
571 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
572 leading 's' to the name.
573 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
574 smaxxf3, sminxf3): Likewise.
575 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
578 2005-01-22 Paul Brook <paul@codesourcery.com>
580 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
582 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
584 * config/s390/s390.c (struct processor_costs): New fields
585 dlgr, dlr, dr, dsgfr, dsgr.
586 (z900_cost, z990_cost): Values for new fields.
587 (s390_rtx_costs): New cases MEM und COMPARE in switch
588 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
589 DIV, MOD, UDIV, UMOD.
591 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
593 * config/s390/s390.md ("doloop_si64"): Reload input value directly
594 into the register being decremented.
595 ("doloop_si31", "doloop_di"): Likewise.
596 ("*doloop_si_long"): Adapt pattern.
598 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
600 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
602 (CLASS_MAX_NREGS): Likewise.
604 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
606 * doc/tree-ssa.texi (Statement Operands): Add example for new
607 must-def macro. Note deprecation of old operands interface.
609 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
611 PR tree-optimization/19484
612 * tree-cfg.c (remove_fallthru_edge): New function.
613 (cleanup_control_flow): Remove fallthru edges from calls that are
614 now known not to return.
616 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
618 Fix PR tree-optimization/19038
619 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
620 copies with loop variant ones.
622 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
624 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
625 config/alpha/alpha-protos.h, config/alpha/alpha.h,
626 config/alpha/alpha.md, config/alpha/predicates.md,
627 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
628 config/sparc/sol2.h: Update copyright.
630 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
631 first label to see if it is a nonlocal label.
633 2005-01-22 David Edelsohn <edelsohn@gnu.org>
634 Andrew Pinski <pinskia@physics.uc.edu>
637 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
638 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
640 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
642 * config/rs6000/rtems.h: Update copyright.
644 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
647 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
648 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
649 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
651 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
654 * c-typeck.c (convert_arguments): Check for error_mark_node.
656 2005-01-21 Ian Lance Taylor <ian@airs.com>
658 PR tree-optimization/13000
659 * tree-inline.c: Include "tree-flow.h".
660 (expand_call_inline): If warn_return_type, warn if non-void inline
661 function falls through.
662 * tree-cfg.c (execute_warn_function_return): Don't warn about
663 control reaching end if TREE_NO_WARNING is set. Set
665 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
667 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
668 branch if we don't need one.
669 * c-typeck.c: Include "tree-flow.h"
670 (c_finish_bc_stmt): Don't add a goto if the current statement
671 list doesn't fall through to the current point.
673 2005-01-21 Roger Sayle <roger@eyesopen.com>
675 PR rtl-optimization/576
676 * real.c (real_arithmetic): Change return type from void to bool
677 to return an indication that the result may be inexact.
678 * real.h (real_arithmeric): Update prototype.
679 * fold-const.c (const_binop): Don't constant fold floating
680 point expressions when the user specifies -frounding-math and
681 the result may depend upon the run-time rounding mode.
682 (fold_convert_const_real_from_real): Clean-up.
683 (fold_initializer): Ignore flag_rounding_math for initializers.
684 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
685 constant fold FP operations with flag_rounding_math if the
686 result may depend upon the run-time rounding mode.
688 2005-01-21 Tom Tromey <tromey@redhat.com>
690 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
692 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
694 * tree-cfg.c: Fix comment typos.
696 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
698 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
699 around the call to rest_of_handle_branch_target_load_optimize.
701 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
703 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
704 (sparc64-*-openbsd*): Likewise.
705 (sparclite-*-elf*): Include tm-dwarf2.h.
706 (sparc86x-*-elf*): Likewise.
707 (sparc64-*-elf*): Likewise.
708 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
709 (DBX_DEBUGGING_INFO): Likewise.
710 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
711 (PREFERRED_DEBUGGING_TYPE): Likewise.
712 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
713 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
714 (PREFERRED_DEBUGGING_TYPE): Likewise.
715 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
716 (PREFERRED_DEBUGGING_TYPE): Likewise.
717 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
719 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
722 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
724 2005-01-20 Paul Brook <paul@codesourcery.com>
726 * doc/rtl.texi: Document value extension requirements for CONST_INT.
728 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
730 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
731 label is first in a sequence of labels.
733 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
735 2005-01-20 Janis Johnson <janis187@us.ibm.com>
736 Giovanni Bajo <giovannibajo@gcc.gnu.org>
738 * doc/sourcebuild.texi (Test Directives): New.
740 2005-01-20 Roger Sayle <roger@eyesopen.com>
742 * real.c (real_floor): Don't leave the result uninitialized when
743 mode is VOIDMode, but return the unrounded intermediate value.
744 (real_ceil): Likewise.
746 2005-01-20 Paul Brook <paul@codesourcery.com>
748 * config/arm/arm.md (insv): Use gen_int_mode.
750 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
752 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
753 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
754 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
755 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
756 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
758 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
761 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
762 fbreg, so we have to assume we can't.
763 (loc_descriptor_from_tree_1): Ditto.
764 (containing_function_has_frame_base): New function.
765 (add_location_or_const_value_attribute): Use it.
766 Also try to generate a frame_base from a single element location
769 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
771 PR tree-optimization/15349
772 * timevar.def (TV_TREE_MERGE_PHI): New.
773 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
775 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
776 calls to tree_forwarder_block_p.
777 (remove_forwarder_block_with_phi, merge_phi_nodes,
778 gate_merge_phi, pass_merge_phi): New.
779 * tree-optimize.c (init_tree_optimization_passes): Add
781 * tree-pass.h: Add an extern for pass_merge_phi;
783 2005-01-20 Richard Henderson <rth@redhat.com>
786 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
787 (_mm_castps_pd, _mm_castps_si128): New.
788 (_mm_castsi128_ps, _mm_castsi128_pd): New.
790 2005-01-20 Richard Henderson <rth@redhat.com>
793 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
794 __builtin_ia32_vec_init_v2si.
795 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
796 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
797 (ix86_init_mmx_sse_builtins): Create it.
798 (ix86_expand_builtin): Expand it.
799 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
800 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
801 (vec_extractv2si_0, vec_extractv2si_1): New.
803 2005-01-20 Richard Henderson <rth@redhat.com>
806 * config/i386/i386.c (ix86_expand_push): New.
807 * config/i386/mmx.md (push<MMXMODE>1): New.
808 * config/i386/sse.md (push<SSEMODE>1): New.
809 * config/i386/i386-protos.h: Update.
811 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
813 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
816 2005-01-20 Richard Henderson <rth@redhat.com>
818 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
819 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
821 2005-01-19 Richard Henderson <rth@redhat.com>
824 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
825 to V4SFmode in SSE1 fallback load path.
827 2005-01-19 Richard Henderson <rth@redhat.com>
829 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
830 in QImode expansion to ix86_expand_vector_set.
831 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
833 2005-01-19 Richard Henderson <rth@redhat.com>
836 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
837 subclass of the input class.
838 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
839 Always true for cross-SSE1 classes. Rationalize conditionals.
840 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
841 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
842 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
843 (movdi_2): Add MMX/SSE zeros.
844 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
845 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
846 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
847 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
848 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
849 (zero_extendsidi2_rex64_1): Remove.
850 (MOV0 peephole): Check GENERAL_REG_P.
852 2005-01-19 Richard Henderson <rth@redhat.com>
855 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
857 (ix86_expand_vector_extract): Likewise.
859 2005-01-19 Richard Henderson <rth@redhat.com>
862 * expr.c (emit_move_change_mode): New argument force; use
863 simplify_gen_subreg if true.
864 (emit_move_via_alt_mode): Merge into ...
865 (emit_move_via_integer): ... here.
866 (emit_move_ccmode): Use emit_move_change_mode directly.
868 2005-01-19 Richard Henderson <rth@redhat.com>
871 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
872 (alpha_preferred_reload_class): Handle CONST_VECTOR.
873 (alpha_emit_set_const_1): Add no_output parameter; don't emit
875 (alpha_emit_set_const): Likewise. Make static.
876 (alpha_emit_set_long_const): Make static.
877 (alpha_extract_integer): Split out from alpha_expand_mov.
878 (alpha_split_const_mov): Likewise.
879 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
880 (alpha_legitimate_constant_p): New.
881 * config/alpha/alpha-protos.h: Update.
882 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
883 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
884 * config/alpha/alpha.md (movsi): Add n alternative.
885 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
886 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
887 (splitters for all of the above): Use alpha_split_const_mov.
888 * config/alpha/predicates.md (non_add_const_operand): New.
889 (non_zero_const_operand): New.
890 (input_operand): Use alpha_legitimate_constant_p after reload.
892 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
894 PR tree-optimization/19038
895 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
896 (add_candidate): Add ivs with increment in latch only if
897 allow_ip_end_pos_p is true.
898 (determine_iv_cost): Use empty_block_p.
900 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
902 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
903 (compute_dominance_frontiers): Ditto.
905 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
908 * config/sh/t-rtems: New.
909 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
911 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
913 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
914 the offset of the selected field.
916 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
918 * tree-cfg.c (remove_forwarder_block): Fix the check to
919 prevent a nonlocal label from appearing in the middle of a
922 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
924 PR rtl-optimization/19462
925 * reorg.c (find_end_label): Create return insn only if
926 current_function_epilogue_delay_list is empty.
928 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
930 * doc/passes.texi: Remove paragraph mentioning new-ra.
932 2005-01-19 Jakub Jelinek <jakub@redhat.com>
934 PR rtl-optimization/15139
935 * combine.c: Include params.h.
936 (count_rtxs): New function.
937 (record_value_for_reg): If replace_rtx would replace at least
938 2 occurrences of REG in VALUE and TEM is really large, replace REG with
939 (clobber (const_int 0)) instead of TEM.
940 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
941 * params.h (MAX_LAST_VALUE_RTL): New.
942 * Makefile.in (combine.o): Depend on $(PARAMS_H).
943 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
946 * c-typeck.c (digest_init): Only call build_vector if all constructor
947 elements are *_CST nodes.
948 * gimplify.c (gimplify_init_constructor): Likewise.
951 * c-typeck.c (digest_init): Only call build_vector if inside_init
954 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
956 * toplev.c (init_asm_output): Remove dead #ifdef.
958 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
960 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
962 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
964 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
965 accessing DECL_FUNCTION_CODE.
966 * dojump.c (do_jump): Likewise.
967 * gimplify.c (gimplify_call_expr): Likewise.
968 * predict.c (expr_expected_value): Likewise.
969 (strip_builtin_expect): Likewise.
970 * tree-inline.c (estimate_num_insns_1): Likewise.
971 * tree-ssa-loop-im.c (stmt_cost): Likewise
972 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
973 (tree_expr_nonnegative_p): Likewise.
975 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
977 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
978 variant of the load_pcrel_sym pattern.
979 * config/sparc/sparc.md (P macro): Move to the top.
980 (load_pcrel_sym): Macroize using P.
981 (save_register_window): Likewise.
983 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
985 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
988 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
991 * c-typeck.c (build_asm_expr): Strip nops off
992 input memory operands.
994 2005-01-18 David Edelsohn <edelsohn@gnu.org>
996 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
997 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
998 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
999 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1001 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1004 * config/i386/i386.c (override_options): If the 80387 is disabled,
1005 then do not return FP values using FP registers.
1007 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1009 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1010 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1011 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1012 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1013 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1014 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1015 output.h, postreload-gcse.c, postreload.c, recog.c,
1016 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1017 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1018 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1019 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1020 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1021 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1022 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1023 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1025 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1026 config/alpha/alpha.c, config/arm/vfp.md,
1027 config/i386/emmintrin.h, config/i386/i386-modes.def,
1028 config/i386/i386-protos.h, config/i386/i386.h,
1029 config/i386/pmmintrin.h, config/i386/ppro.md,
1030 config/i386/predicates.md, config/i386/xmmintrin.h,
1031 config/i860/i860.c, config/ia64/ia64-modes.def,
1032 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1033 config/ia64/ia64.md, config/ia64/itanium1.md,
1034 config/ia64/itanium2.md, config/ia64/predicates.md,
1035 config/iq2000/iq2000.h, config/mips/linux64.h,
1036 config/rs6000/aix41.h, config/rs6000/aix43.h,
1037 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1038 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1039 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1040 config/sparc/linux64.h, config/sparc/litecoff.h,
1041 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1042 config/sparc/sparc.h, config/sparc/sparc.md,
1043 config/sparc/sysv4-only.h: Update copyright.
1045 2005-01-18 Richard Henderson <rth@redhat.com>
1048 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1050 2005-01-18 Marc Espie <espie@openbsd.org>
1051 * config/i386/openbsdelf.h: Typo.
1053 2005-01-18 Richard Henderson <rth@redhat.com>
1055 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1056 special case for sse.
1057 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1059 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1061 * tree-inline.c (estimate_num_insns_1): Added cases for
1062 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1064 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1066 PR rtl-optimization/19296
1067 * combine.c (simplify_comparison): Rewrite the condition under
1068 which a non-paradoxical SUBREG of a PLUS can be lifted when
1069 compared against a constant.
1071 2005-01-18 Andi Kleen <ak@muc.de>
1073 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1074 * c.opt (-Wpointer-sign): Add.
1075 * doc/invoke.texi: (-Wpointer-sign): Add.
1077 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1079 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1080 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1081 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1082 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1083 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1084 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1085 for TARGET_MIX_SSE_I387.
1086 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1087 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1088 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1089 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1090 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1091 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1092 TARGET_MIX_SSE_I387.
1093 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1096 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1099 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1100 Add movaps alternative for xmm reg->reg move.
1102 2005-01-17 Jeff Law <law@redhat.com>
1104 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1105 at the end of the main DOM loop rather than just before DOM exits.
1107 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1109 PR tree-optimization/19121
1110 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1111 adding aliases to a name tag, also add them to the pointer's
1113 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1114 sensitive alias info at all. Only check that the two pointers
1115 have compatible pointed-to sets.
1116 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1117 a pointer's type tag is a superset of the alias set of the
1120 2005-01-17 James E Wilson <wilson@specifixinc.com>
1123 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1124 comment to document why.
1126 2005-01-17 Richard Henderson <rth@redhat.com>
1128 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1129 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1130 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1131 sse2_vmsminv2df3_finite): New.
1132 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1133 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1134 Force op1 into register.
1136 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1138 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1139 bubblestrap from always rebuilding build directory.
1141 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1143 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1144 ("*cmpmem_short"): Likewise.
1146 2005-01-17 Steven Bosscher <stevenb@suse.de>
1148 * basic-block.h: Document BB_* flags.
1149 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1150 use an sbitmap instead.
1151 * sched-rgn.c (compute_trg_info): Likewise.
1153 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1155 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1156 redundant target_cpu_default and extra_parts lines. Use the default
1158 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1159 (SUBTARGET_EXTRA_SPECS): Delete.
1160 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1161 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1162 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1163 and "n32" for -mabi=n32.
1165 2005-01-17 Ian Lance Taylor <ian@airs.com>
1168 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1169 fold constant variables into initial values.
1171 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1173 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1175 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1176 through the statements backward.
1178 2005-01-17 Ian Lance Taylor <ian@airs.com>
1180 PR middle-end/13127:
1181 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1182 a variable set to the return value of the inlined function.
1184 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1186 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1187 when modes are tieable.
1189 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1191 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1192 of pthread_create to find out if threads are enabled.
1193 * gthr-posix95.h (__gthread_active_p): Likewise.
1195 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1197 * common.opt (-fnew-ra): Remove.
1199 * toplev.h (flag_new_regalloc): Remove.
1200 * Makefile.in (ra*.*): Don't mention.
1201 * passes.c (rest_of_handle_new_regalloc): Remove.
1202 (rest_of_handle_combine, rest_of_compilation): Always consider
1203 flag_new_regalloc as false.
1204 * doc/invoke.texi: Don't document -fnew-ra.
1206 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1208 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1209 last parameter to reg_scan.
1210 * loop.c (loop_optimize): Likewise.
1211 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1212 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1213 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1214 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1215 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1216 * regclass.c (reg_scan): Likewise, for the declaration.
1217 * rtl.h (reg_scan): Likewise, for the prototype.
1219 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1221 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1222 mark_dfs_back_edges.
1224 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1226 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1227 (compute_avail): Uses don't go in tmp_gen.
1229 2005-01-16 Steven Bosscher <stevenb@suse.de>
1231 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1232 loop to look for a free slot in a page entry.
1234 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1237 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1238 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1239 just before targetm.asm_out.file_end.
1240 * tree.h (process_pending_assemble_output_defs): Declare.
1241 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1243 (assemble_alias): Defer generation of assembly code for defines when
1244 TARGET_DEFERRED_OUTPUT_DEFS is true.
1245 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1246 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1247 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1249 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1252 * pa.c (pa_scalar_mode_supported_p): New function.
1253 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1254 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1256 * pa-protos.h (prefetch_operand): Delete.
1257 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1258 * pa.c (prefetch_operand): Delete.
1259 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1260 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1261 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1262 and prefetch_nocc_operand.
1263 * pa.md (prefetch): Rework to avoid reload problems handling short
1264 displacements when a cache control completer needs to be provided.
1265 (prefetch_32, prefetch_64): Delete.
1266 (prefetch_cc, prefetch_nocc): New patterns.
1268 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1270 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1272 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1275 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1276 exceeds maximum alignment for global common data.
1277 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1278 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1280 2004-01-15 Roger Sayle <roger@eyesopen.com>
1282 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1284 2004-01-15 Roger Sayle <roger@eyesopen.com>
1286 * harg-reg-set.h (reg_class_names): Prototype global array.
1287 * regclass.c (reg_class_names): Declare here and initialize to
1289 (dump_regclass): Remove local declaration of reg_class_names.
1290 (regclass): Likewise.
1291 * cfg.c (dump_flow_info): Likewise.
1292 * ra-debug.c (reg_class_names): Likewise.
1293 * regrename.c (reg_class_names): Likewise.
1294 * reload.c (reg_class_names): Likewise.
1295 * reload1.c (spill_failure): Likewise.
1296 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1298 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1300 * config/s390/s390.md ("reload_outti"): Remove predicate for
1301 output operand. Abort if operand is not a MEM.
1302 ("reload_outdi", "reload_outdf"): Likewise.
1304 2005-01-15 Marc Espie <espie@openbsd.org>
1306 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1307 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1308 * config/openbsd.h: Fix C++ includes for native configurations.
1309 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1310 Add trampoline support.
1311 * config/i386/openbsdelf.h: New.
1313 2005-01-15 Marc Espie <espie@openbsd.org>
1315 * collect2.c (main): Explicitly parse -dynamic-linker option.
1317 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1319 PR tree-optimization/19060
1320 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1321 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1322 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1323 and handle extract_range_from_cond returning false.
1324 * fold-const.c (fold): Optimize comparisons with min/max even for
1325 width > HOST_BITS_PER_WIDE_INT.
1327 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1329 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1330 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1331 Remove little endian multilib variants.
1332 Add mips32 multilib variant.
1334 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1336 * explow.c (copy_all_reg, stabilize): Remove.
1337 * expr.h: Remove the corresponding prototypes.
1339 * rtlanal.c (regs_set_between_p): Remove.
1340 * rtl.h: Remove the corresponding prototype.
1342 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1344 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1345 to rs6000_nonimmediate_operand.
1346 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1347 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1348 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1349 rs6000_nonimmediate_operand.
1350 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1351 rs6000_nonimmediate_operand.
1353 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1355 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1357 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1359 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1361 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1362 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1364 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1365 (rs6k_nonimmediate_operand): New.
1366 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1368 (legitimate_lo_sum_address_p): Same.
1369 (rs6000_legitimize_address): Same.
1370 (rs6000_legitimize_reload_address): Same.
1371 (rs6000_legitimate_address): Same.
1372 (spe_build_register_parallel): Pass DF and DC modes in a DI
1375 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1376 to rs6k_nonimmediate_operand.
1378 * config/rs6000/spe.md ("*frob_df_di"): New.
1379 ("*frob_di_df"): New.
1380 ("*frob_di_df_2"): New.
1381 ("*mov_sidf_e500_subreg0"): New.
1382 ("*mov_sidf_e500_subreg4"): New.
1383 ("*movdf_e500_double"): Change predicate to
1384 rs6k_nonimmediate_operand.
1386 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1388 * postreload.c (move2add_note_store): Only call
1389 trunc_int_for_mode on scalar integers.
1391 2005-01-14 Steven Bosscher <stevenb@suse.de>
1393 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1394 replace BB_VISITED uses.
1395 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1396 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1397 (tree_dce_done): Free visited_control_parents.
1398 (perform_tree_ssa_dce): Allocate and clear it.
1399 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1400 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1401 instead of BB_VISITED.
1403 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1405 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1406 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1407 Remove unused prototypes.
1409 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1411 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1412 64-bit register usage.
1413 (spe_func_has_64bit_regs_p): Add FIXME note.
1415 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1417 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1418 flag_finite_math_only with flag_unsafe_math_optimizations.
1420 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1422 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1424 (__tpf_eh_return): Copy TPF private stack area from the module
1425 boundary stack frame. Add check for when module addresses are
1426 equal, but no stub address is found.
1428 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1431 * arm.h (struct machine_function): Add call_via field.
1432 (thumb_call_via_label): Declare.
1433 * arm.c (thumb_call_via_label): New variable.
1434 (thumb_call_reg_needed): New variable.
1435 (arm_output_function_epilogue): For Thumb code, output any per-function
1436 call-indirect trampolines.
1437 (thumb_call_via_reg): New function.
1438 (arm_file_end): New function.
1439 (TARGET_ASM_FILE_END): Call arm_file_end.
1440 (aof_file_end): Likewise.
1441 * arm-protos.h (thumb_call_via_reg): Declare.
1442 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1443 thumb_call_via_reg in normal case.
1445 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1448 PR rtl-optimization/19348
1449 * recog.c (peephole2_optimize): Do global life update if some peephole
1450 decides it doesn't need at least one of its inputs and that change
1451 influences liveness at the start of the basic block.
1453 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1454 arguments instead of 1.
1456 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1459 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1460 zero for nested functions needing a static chain or functions
1461 with a non-constant address.
1463 2005-01-13 Roger Sayle <roger@eyesopen.com>
1465 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1466 (and (sign_extend X) C) into (zero_extend (and X C)).
1468 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1470 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1472 2005-01-13 Richard Henderson <rth@redhat.com>
1477 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1478 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1479 not just TARGET_SSE.
1480 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1481 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1482 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1483 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1484 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1485 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1486 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1487 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1488 (movdicc_c_rex64): Rename with '*'.
1489 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1490 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1491 (movsfcc_1_387): Rename from movsfcc_1.
1492 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1493 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1494 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1495 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1496 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1497 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1498 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1499 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1500 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1501 sse_movdfcc_const0_4): Remove.
1502 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1503 recognize min/max early. Update for changed sse cmove patterns.
1504 (ix86_split_sse_movcc): New.
1505 * config/i386/i386-protos.h: Update.
1507 2005-01-13 Steven Bosscher <stevenb@suse.de>
1509 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1510 (fix_stmt_v_may_defs): Likewise.
1512 2005-01-13 Richard Henderson <rth@redhat.com>
1514 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1515 for converting the mask.
1517 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1519 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1522 2005-01-13 Richard Henderson <rth@redhat.com>
1524 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1525 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1526 IX86_BUILTIN_MOVDQ2Q): Remove.
1527 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1528 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1529 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1531 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1532 (sse2_pextrw): Fix immediate constraint.
1533 (sse2_loadq, sse2_loadq_rex64): Remove.
1534 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1535 Use __builtin_ia32_vec_ext_<size>.
1536 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1538 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1540 * function.c (assign_parm_setup_block): Look inside original
1541 entry_parm when inspecting PARALLEL.
1543 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1544 Joel Sherrill <joel@oarcorp.com>
1547 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1548 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1549 rtems_gxx_recursive_mutex_init.
1550 (__gthread_recursive_mutex_lock): New function.
1551 (__gthread_recursive_mutex_trylock): Likewise.
1552 (__gthread_recursive_mutex_unlock): Likewise.
1554 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1556 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1558 2005-01-13 Jan Beulich <jbeulich@novell.com>
1560 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1561 (ashrti3_internal): Indicate output is early clobber. Generate result
1562 into output rather than first input. Use move for low word of output
1563 if shift count is exactly 64.
1564 (lshrti3_internal): Likewise.
1566 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1570 * reload1.c (delete_output_reload): Don't delete an output reload
1571 if the pseudo lives longer than a single basic block. Adjust and
1572 improve wording of comment.
1574 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1577 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1578 of TYPE_SIZE where we mean the number of bytes.
1580 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1582 * function.c (assign_parm_setup_block): Relax condition on
1583 multi-register optimization.
1585 2005-01-12 Nick Clifton <nickc@redhat.com>
1587 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1588 an "in_delay_slot" attribute of "no" to prevent them being used in
1589 delay slots. This is forbidden because they might generate
1592 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1595 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1598 2005-01-12 Nick Clifton <nickc@redhat.com>
1600 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1601 passed on to GAS) but do not define, as GAS no longer supports or
1602 needs the -m2000 option.
1604 2005-01-11 Roger Sayle <roger@eyesopen.com>
1606 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1607 type as args of unprototyped builtins aren't automatically promoted.
1608 (fold_builtin_abs): Likewise.
1610 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1612 * Makefile.in: Set a `build-warn' variable.
1614 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1616 PR tree-optimization/17949
1617 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1618 (find_interesting_uses_address): Use it.
1620 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1622 * regrename.c (kill_value): Handle subreg's that won't simplify.
1624 2005-01-11 Richard Henderson <rth@redhat.com>
1627 * config/i386/i386.h (enum ix86_builtins): Move ...
1628 * config/i386/i386.c: ... here.
1629 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1630 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1631 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1632 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1633 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1634 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1635 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1636 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1637 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1638 IX86_BUILTIN_LOADDDUP): Remove.
1639 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1640 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1641 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1642 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1643 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1644 (ix86_init_builtins): Make static.
1645 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1646 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1647 if all the modes match. Otherwise, fake it.
1648 (get_element_number, ix86_expand_vec_init_builtin,
1649 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1650 (ix86_expand_builtin): Make static. Update for changed builtins.
1651 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1652 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1653 (ix86_expand_vector_init_duplicate): New.
1654 (ix86_expand_vector_init_low_nonzero): New.
1655 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1656 Split out from ix86_expand_vector_init; handle integer modes.
1657 (ix86_expand_vector_init): Use them.
1658 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1659 * config/i386/i386-protos.h: Update.
1660 * config/i386/predicates.md (reg_or_0_operand): New.
1661 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1662 (movv2sf_internal): Likewise. And a splitter to match them all.
1663 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1664 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1665 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1666 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1667 (mmx_pinsrw): Fix operand ordering.
1668 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1669 rather than sse_loadss expander.
1670 (movv2df splitter): Similarly.
1671 (sse_loadss, sse_loadlss): Remove.
1672 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1673 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1674 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1675 (sse3_movddup): Rename with '*'.
1676 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1677 (sse2_loadsd): Remove.
1678 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1679 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1680 (sse2_pinsrw): Fix argument ordering.
1681 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1682 (sse2_stored): Remove 'r' destination.
1683 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1684 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1685 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1686 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1687 vec_extractv16qi, vec_initv16qi): New.
1689 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1690 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1691 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1693 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1694 (_mm_load_si128, _mm_store_si128): Likewise.
1695 (_mm_load1_pd): Use _mm_set1_pd.
1696 (_mm_load_sd): Use _mm_set_sd.
1697 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1698 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1699 (_mm_set_epi64): Use _mm_set_epi64x.
1700 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1701 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1702 _mm_setr_epi8): Use _mm_set_foo form.
1703 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1704 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1705 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1706 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1707 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1708 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1709 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1710 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1711 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1712 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1713 (_mm_movedup_pd): Use _mm_shuffle_pd.
1714 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1715 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1716 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1717 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1719 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1720 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1721 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1722 (_mm_store_ps): Use raw dereference.
1723 (_mm_store1_ps): Use _mm_storeu_ps.
1724 (_mm_storer_ps): Use _mm_store_ps.
1725 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1726 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1728 2005-01-11 Stan Shebs <shebs@apple.com>
1730 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1731 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1733 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1736 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1737 Skip all DECLs except for FIELD_DECLs.
1739 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1741 * config/s390/s390.c (override_options): Return error if
1742 -mbackchain, -mpacked-stack and -mhard-float are used together.
1743 (s390_va_start): Remove the backchain && packed-stack special case.
1744 (s390_gimplify_va_arg): Likewise.
1745 * doc/invoke.texi: Remove the ABI incompatibility note.
1747 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1749 * config/s390/s390.c (struct s390_frame_layout): Remove
1751 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1752 save_backchain_p with TARGET_BACKCHAIN.
1754 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1757 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1758 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1759 * function.c (locate_and_pad_parm): Set new field.
1760 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1761 Tweak where_pad test to include "none". Always set mem align for
1763 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1764 not sufficient for type.
1765 (assign_parm_setup_block): If stack_parm is zero on entry, always
1766 make a new stack local. Block move old stack parm if necessary
1767 to new aligned stack local.
1768 (assign_parm_setup_stack): Use a block move to handle
1769 potentially misaligned entry_parm.
1770 (assign_parms_unsplit_complex): Specify required alignment when
1771 creating stack local.
1772 * calls.c (compute_argument_addresses): Override alignment of stack
1773 arg calculated from its type with the alignment given by
1774 FUNCTION_ARG_BOUNDARY.
1775 (store_one_arg): Likewise.
1777 2005-01-11 Jan Beulich <jbeulich@novell.com>
1779 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1780 Change respective itanium_class attribute to ialu.
1781 (shladdp4_internal): New.
1782 * config/ia64/predicates.md (shladd_log2_operand): New.
1784 2005-01-11 Richard Henderson <rth@redhat.com>
1786 * expr.c (store_constructor): Use rtvec_alloc instead of
1787 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1789 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1791 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1793 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1795 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1796 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1797 (TARGET_RWRELOC): Define.
1798 (ia64_rwreloc_section_type_flags): Delete.
1799 (ia64_section_type_flags): New function.
1800 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1801 (TARGET_RWRELOC): Define.
1803 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1806 * config/ia64/ia64.c (process_set): For alloc insn, only call
1807 process_epilogue is !frame_pointer_needed.
1809 2005-01-10 Roger Sayle <roger@eyesopen.com>
1812 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1813 unary operator and can't be treated as a binary/comparison operator.
1815 2005-01-10 Richard Henderson <rth@redhat.com>
1817 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1818 (ix86_return_in_memory): Likewise.
1819 (function_arg_advance): Likewise. Mirror structure in function_arg
1820 for choosing register to advance.
1822 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1824 * tree-vectorizer.c, tree.def: Fix comment typos.
1826 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1828 * config/s390/s390.c (struct processor_costs): 4 new fields:
1829 ddbr, ddr, debr, der.
1830 (s390_rtx_costs): More precise handling of divide instructions.
1832 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1834 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1836 2005-01-10 Jan Beulich <jbeulich@novell.com>
1838 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1839 names resulting from -ffunction-sections/-fdata-sections and linkonce
1841 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1842 based on the section name. Rearrange the section name comparison logic
1843 slightly so that each section name is compared against at most once.
1845 2005-01-10 Ben Elliston <bje@au.ibm.com>
1847 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1848 targets for which -fPIC reduces limitations on the GOT size.
1850 2005-01-09 Falk Hueffner <falk@debian.org>
1852 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1855 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1858 * collect2.c (main): Set aixrtl_flag for -brtl option.
1859 (resolve_lib_name): Search for .so file extension before .a
1862 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1864 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1865 (vect_analyze_data_refs_alignment): Add dump prints.
1867 2005-01-09 Ira Rosen <irar@il.ibm.com>
1869 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1870 expr_invariant_in_loop_p.
1871 Initialize outputs first thing in the function.
1872 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1873 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1874 (vect_analyze_pointer_ref_access): Check that the initial condition of
1875 the access function is loop invariant.
1877 2005-01-09 Richard Henderson <rth@redhat.com>
1879 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1880 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1881 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1882 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1883 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1884 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1885 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1886 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1887 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1888 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1889 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1890 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1891 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1892 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1893 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1894 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1895 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1896 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1897 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1898 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
1899 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
1900 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
1901 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
1903 (mmx_clrdi, pavgusb): Remove.
1904 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
1905 with leading sse_ prefix.
1906 * config/i386/sse.md: Receive them.
1907 * config/i386/mmx.md: New file.
1908 (MMXMODE12, MMXMODE24, mmxvecsize): New.
1909 (subrv2sf3): Turn into expander for normal subtraction.
1910 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
1911 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
1912 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
1913 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
1914 commutative; use ix86_binary_operator_ok.
1915 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
1916 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
1917 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
1918 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
1919 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
1920 Macroize from existing patterns; use ix86_binary_operator_ok.
1921 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
1922 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
1923 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
1924 with vec_select+vec_concat.
1925 (mmx_pshufw, mmx_pshufw_1): Likewise.
1926 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
1927 (mmx_uavgv4hi3): Model correctly.
1928 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
1929 _mm_xor_si64): Remove casts.
1931 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
1933 PR tree-optimization/19224
1934 * tree-scalar-evolution.c (get_instantiated_value,
1935 set_instantiated_value): New functions.
1936 (instantiate_parameters_1): Cache the results.
1937 (instantiate_parameters, resolve_mixers): Initialize and free
1940 2005-01-08 David Edelsohn <edelsohn@gnu.org>
1942 * config/i386/i386.md (addhi_4): Correct reference in comment.
1945 2005-01-08 Richard Henderson <rth@redhat.com>
1947 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
1948 (_mm_cvtsi128_si64x): Likewise.
1949 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
1950 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
1951 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
1952 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
1953 * config/i386/i386-protos.h: Update.
1954 * config/i386/i386.c (print_operand): Add 'H'.
1955 (ix86_fixup_binary_operands): Split out from ...
1956 (ix86_expand_binary_operator): ... here.
1957 (ix86_fixup_binary_operands_no_copy): New.
1958 (ix86_expand_fp_absneg_operator): Handle vector mode results.
1959 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
1960 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
1961 (safe_vector_operand): Use CONST0_RTX.
1962 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
1963 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
1964 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
1965 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
1967 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
1968 (IX86_BUILTIN_CMPNGESS): New.
1969 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
1970 (attr type): Add sselog1.
1971 (attr unit, attr memory): Handle it.
1972 (movti, movti_internal, movti_rex64): Move near other integer moves.
1973 (movtf, movtf_internal): Move near other fp moves.
1974 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
1975 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
1976 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
1977 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
1978 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
1979 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
1980 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
1981 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
1982 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
1983 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
1984 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
1985 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
1986 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
1987 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
1988 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
1989 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
1990 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
1991 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
1992 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
1993 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
1994 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
1995 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
1996 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
1997 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
1998 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
1999 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2000 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2001 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2002 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2003 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2004 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2005 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2006 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2007 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2008 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2009 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2010 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2011 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2012 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2013 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2014 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2015 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2016 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2017 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2019 (SSEPUSH, push<SSEPUSH>): Remove.
2020 (MMXPUSH, push<MMXPUSH>): Remove.
2021 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2022 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2023 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2024 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2025 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2026 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2027 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2028 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2029 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2030 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2031 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2032 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2033 (ppro_sse_log_V4SF): Handle sselog1.
2034 * config/i386/predicates.md (const_0_to_1_operand): New.
2035 (const_0_to_255_mul_8_operand): New.
2036 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2037 (const_2_to_3_operand, const_4_to_7_operand): New.
2038 * config/i386/sse.md: New file.
2039 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2040 (sse_movups): Rename from sse_movups_1.
2041 (sse_loadlss): Rename from sse_loadss_1.
2042 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2044 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2045 (absv4sf2, negv2df, absv2df): New.
2046 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2047 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2048 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2049 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2050 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2051 (sse3_addsubv4sf3): Model correctly.
2052 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2053 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2054 (sse_movhlps): Model with vec_select+vec_concat.
2055 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2056 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2057 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2058 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2059 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2060 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2061 sse2_pshufhw_1): Likewise.
2062 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2063 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2064 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2065 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2066 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2067 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2068 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2069 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2070 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2071 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2072 sminv8hi3): Mark commutative
2073 operands. Use ix86_binary_operator_ok.
2074 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2075 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2076 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2077 sse2_punpcklqdq): Allow operand2 in memory.
2078 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2079 sse2_movsd): Add memory alternatives.
2080 (sse_storelps): Turn expander into an insn; split after reload.
2081 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2082 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2084 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2086 * configure.ac (DWARF-2 debug_line): Use objdump.
2087 * configure: Regenerate.
2089 2005-01-08 Jeff Law <law@redhat.com>
2090 Diego Novillo <dnovillo@redhat.com>
2092 PR tree-optimization/18241
2093 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2094 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2095 statements with volatile operands.
2096 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2097 operands after marking a statement with has_volatile_ops.
2099 2005-01-08 Roger Sayle <roger@eyesopen.com>
2101 * tree.c (int_fits_type_p): Always honor integer constant
2102 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2104 2005-01-08 Roger Sayle <roger@eyesopen.com>
2106 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2107 the latent bug in rtl_delete_block has been resolved.
2109 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2111 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2112 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2114 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2116 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2117 library as @multilib_dir@/$(SHLIB_SONAME).
2119 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2121 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2122 * configure: Regenerate.
2124 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2126 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2129 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2132 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2133 Convert non-word aligned offset address using ld/std into
2136 2005-01-07 Richard Henderson <rth@redhat.com>
2138 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2140 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2142 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2144 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2146 PR tree-optimization/19283
2147 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2148 is not shorter than the original type.
2150 PR rtl-optimization/19012
2151 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2153 PR rtl-optimization/18861
2154 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2155 (FULL_STATE): Define.
2156 (mark_tablejump_edge): New function.
2157 (purge_dead_tablejump_edges): New function.
2158 (find_bb_boundaries): Use it.
2160 PR tree-optimization/18828
2161 * builtins.c (expand_builtin_next_arg): Remove argument and all
2162 the argument checking.
2163 (expand_builtin): Adjust caller.
2164 (expand_builtin_va_start): Likewise. Remove error for too many
2166 (fold_builtin_next_arg): Issue error for too many arguments.
2167 After checking arguments, replace them with magic arguments that
2168 prevent further checking of the args.
2170 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2172 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2174 2005-01-06 Roger Sayle <roger@eyesopen.com>
2177 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2178 and %{.S:...} (and their negative variants) to test whether the
2179 input file is assembler or pre-processed-assembler independent of
2180 the actual filename extension.
2182 2005-01-06 Roger Sayle <roger@eyesopen.com>
2184 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2185 of sign or zero extended values.
2187 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2189 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2190 for IBM long double format correctly.
2192 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2194 Fix PR tree-optimization/18792
2196 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2197 to first_loop_depth, and use loop depth instead of loop number.
2198 (build_classic_dir_vector): Ditto.
2199 (compute_data_dependences_for_loop): Use depth, not loop number.
2200 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2201 number. Pass in loops, instead of loop numbers.
2202 (gather_interchange_stats): Ditto.
2203 (linear_transform_loops): Ditto.
2205 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2208 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2209 biv_fits_mode_p, extension_within_bounds_p): New functions.
2210 (check_ext_dependent_givs): Use them.
2212 2005-01-06 Roger Sayle <roger@eyesopen.com>
2214 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2215 more than one barrier, in which case we should delete them all.
2217 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2219 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2221 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2223 Fix PR middle-end/19286
2225 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2226 output this subprogram, simply ignore this attempt to do it again.
2227 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2228 origin attribute if it's not possible.
2229 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2230 (decls_for_scope): Ditto.
2231 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2232 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2234 2005-01-05 Richard Henderson <rth@redhat.com>
2237 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2238 (bdesc_2arg): Use it.
2239 (ix86_expand_binop_builtin): Force operands into registers
2241 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2242 ix86_expand_sse_compare, ix86_expand_sse_comi,
2243 ix86_expand_builtin): Likewise.
2245 2005-01-05 Richard Henderson <rth@redhat.com>
2247 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2249 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2250 (mulv4hi3): Set itanium_class mmmul.
2251 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2252 (fpack): Rename from fpack_sfsf.
2254 2005-01-05 Richard Henderson <rth@redhat.com>
2257 * reload1.c (do_input_reload): Restrict the optimization deleteing
2258 a previous output reload to RELOAD_FOR_INPUT.
2260 2005-01-05 Steven Bosscher <stevenb@suse.de>
2262 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2263 comment that we fall through after case.
2264 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2265 (distribute_links): Likewise.
2266 * cse.c (cse_insn): Likewise.
2267 * cselib.c (cselib_invalidate_mem): Likewise.
2268 * df.c: Update comments at the top of the file.
2269 (read_modify_subreg_p): Update comments here too.
2270 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2271 * flow.c (mark_set_1): Likewise.
2272 (mark_used_regs): Likewise.
2273 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2274 (canon_list_insert): Likewise.
2275 (mark_set): Likewise.
2276 (try_replace_reg): Likewise.
2277 (store_killed_in_insn): Likewise.
2278 * loop.c (count_one_set): Likewise.
2279 (basic_induction_var): Likewise.
2280 * postreload-gcse.c (find_mem_conflicts): Likewise.
2281 * postreload.c (reload_combine_note_store): Likewise.
2282 (move2add_note_store): Likewise.
2283 * reload.c (find_equiv_reg): Likewise.
2284 (mark_referenced_resources): Likewise.
2285 * rtlanal.c (set_noop_p): Likewise.
2286 (note_stores): Likewise.
2287 (note_uses): Likewise.
2288 * sched-deps.c (sched_analyze_1): Likewise.
2289 * sched-rgn.c (check_live_1): Likewise.
2290 (update_live_1): Likewise.
2291 * config/i860/i860.c: Likewise.
2293 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2295 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2297 * doc/rtl.texi: Update documentation for bit-fields and SET.
2299 2005-01-05 Roger Sayle <roger@eyesopen.com>
2301 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2303 2005-01-05 Jan Hubicka <jh@suse.cz>
2304 Richard Henderson <rth@redhat.com>
2307 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2310 2005-01-05 Richard Henderson <rth@redhat.com>
2313 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2314 (sse_shufps): Change operand 3 to const_int_operand.
2315 (sse2_storelps): Fix typo in template.
2316 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2317 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2318 (ix86_expand_builtin): Likewise.
2320 2005-01-05 Julian Brown <julian@codesourcery.com>
2322 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2323 as aggregates for AAPCS ABIs.
2325 2005-01-05 Stan Shebs <shebs@apple.com>
2327 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2328 Mach-O getters if ppc64.
2329 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2331 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2332 signed four-byte field for global code case.
2333 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2335 2005-01-05 Roger Sayle <roger@eyesopen.com>
2338 * c-common.c: Include real.h.
2339 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2340 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2341 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2342 * Makefile.in (c-common.o): Update dependencies.
2344 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2346 * c-parse.in (asm_string): Add trailing semicolon.
2348 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2350 * c-parse.in (asm_string): New. Don't allow wide strings in
2352 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2353 asm_string instead of STRING.
2355 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2357 * c-typeck.c (constructor_no_implicit): Remove.
2358 (set_designator, process_init_element): Don't check
2359 constructor_no_implicit.
2361 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2362 Kaz Kojima <kkojima@gcc.gnu.org>
2365 * lcm.c (create_pre_exit): New.
2366 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2367 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2369 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2371 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2372 -msoft-float in target_float_switch.
2373 * arm.c (arm_override_options): Fix processing of target_float_switch.
2375 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2377 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2380 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2382 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2383 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2385 2005-01-04 Roger Sayle <roger@eyesopen.com>
2387 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2388 if deleting the then-block allows the test-block to fallthru to the
2391 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2394 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2395 after the full declaration if the are in two different TUs.
2397 2005-01-04 Richard Henderson <rth@redhat.com>
2400 * tree-sra.c (generate_one_element_init): Just
2401 call gimplify_and_add.
2402 (generate_element_init): Record the
2403 new referenced variables and mark them for renaming
2404 and split out to ...
2405 (generate_element_init_1): This.
2406 (scalarize_init): Don't call push_gimplify_context/
2407 pop_gimplify_context.
2409 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2411 * toplev.c (get_src_pwd): Handle failure of getpwd().
2413 2005-01-04 Roger Sayle <roger@eyesopen.com>
2415 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2417 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2418 all the cases handled by it are inverted by invert_truthvalue.
2420 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2422 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2423 (save_register_windowsi): Likewise.
2425 2005-01-04 Richard Henderson <rth@redhat.com>
2427 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2429 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2432 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2433 any simplifications of vector mode comparison operators.
2434 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2436 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2437 Devang Patel <dpatel@apple.com>
2439 PR tree-optimization/18308
2440 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2441 the operands before creating a new expression.
2442 * dojump.c (do_jump): Make drop_through_label available
2443 for all cases. Add expansion of COND_EXPR.
2445 2005-01-04 Ira Rosen <irar@il.ibm.com>
2447 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2448 INTEGER_CST instead of TREE_CONSTANT.
2449 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2450 instead of TREE_CONSTANT.
2451 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2452 instead of TREE_CONSTANT.
2454 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2456 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2458 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2461 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2462 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2464 2005-01-03 Richard Henderson <rth@redhat.com>
2466 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2467 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2468 fold_convert_const_real_from_real): Split out from ...
2469 (fold_convert_const): ... here.
2471 2005-01-03 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2475 (mov<MMXMODEI>_internal): Likewise.
2476 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2477 Add V2SF case; use it for SSE1; don't use TI.
2478 (movdf_integer): Likewise.
2479 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2481 2005-01-03 Ira Rosen <irar@il.ibm.com>
2483 * tree-vectorizer.c (vect_strip_conversions): New function.
2484 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2485 check for binary class.
2487 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2491 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2493 * gimple-low.c (mark_blocks_with_used_vars): New function.
2494 (mark_blocks_with_used_subblocks): Ditto.
2495 (mark_used_blocks): Ditto.
2496 (pass_mark_used_blocks): New pass.
2497 * tree-inline.c: Include debug.h.
2498 (expand_call_inline): Call outlining_inline_function here.
2499 * tree-optimize.c (init_tree_optimization_passes): Add
2500 pass_mark_used_blocks.
2501 * tree-pass.h (pass_mark_used_blocks): New.
2502 * Makefile.in (tree-inline.o): Add debug.h dependency.
2504 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2506 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2507 VAR_DECLs to have weak_import attribute.
2509 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2512 2004-01-03 Steven Bosscher <stevenb@suse.de>
2514 * passes.c (rest_of_compilation): Don't run regmove if only
2515 flag_expensive_optimizations, require flag_regmove instead.
2517 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2519 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2521 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2522 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2523 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2524 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2526 2005-01-03 Richard Henderson <rth@redhat.com>
2528 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2529 (ia64_const_ok_for_letter_p): New.
2530 (ia64_const_double_ok_for_letter_p): New.
2531 (ia64_extra_constraint): New.
2532 (ia64_expand_vecint_compare): New.
2533 (ia64_expand_vcondu_v2si): New.
2534 (ia64_expand_vecint_cmov): New.
2535 (ia64_expand_vecint_minmax): New.
2536 (ia64_print_operand): Add 'v'.
2537 (ia64_preferred_reload_class): New.
2538 (ia64_vector_mode_supported_p): New.
2539 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2540 (PREFERRED_RELOAD_CLASS): Move to function.
2541 (CONST_OK_FOR_LETTER_P): Move to function.
2542 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2543 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2544 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2545 (EXTRA_CONSTRAINT): Move to function.
2546 * config/ia64/ia64.md: Include vect.md.
2547 (itanium_class): Add mmalua.
2549 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2551 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2552 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2554 (const_int_2bit_operand): New.
2555 (fr_reg_or_0_operand): New.
2556 * config/ia64/ia64-modes.def: Add vector modes.
2557 * config/ia64/ia64-protos.h: Update.
2558 * config/ia64/vect.md: New file.
2560 2005-01-03 Richard Henderson <rth@redhat.com>
2562 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2564 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2567 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2569 (log1pdf2): Change mode of operands[0,1] to DFmode.
2571 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2573 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2574 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2575 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2576 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2577 SPARC_RELAXED_ORDERING.
2579 2005-01-03 Richard Henderson <rth@redhat.com>
2580 Uros Bizjak <uros@kss-loka.si>
2583 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2584 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2585 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2587 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2588 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2589 const_pow2_1_to_128_operand): New predicates.
2591 2005-01-02 Greg McGary <greg@mcgary.org>
2593 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2595 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2596 object. [ptr_type]: Remove unused variable.
2597 Remember nearest addressable array-element or record-component
2598 when checking bitfield components. Tolerate empty BIND_EXPR.
2600 2005-01-01 Richard Henderson <rth@redhat.com>
2602 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2603 that don't narrow the value. Fail for other conversions.
2605 2005-01-01 Richard Henderson <rth@redhat.com>
2608 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2609 * c-lang.c (finish_file): Don't do it here.
2610 * objc/objc-act.c (objc_finish_file): Likewise.
2612 * cgraph.c (decl_assembler_name_equal): New.
2613 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2614 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2615 * cgraph.h (struct cgraph_varpool_node): Add next.
2616 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2617 * varasm.c (assemble_alias): Mark the target as needed.
2619 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2622 * function.c (get_arg_pointer_save_area): Use entry_of_function
2623 instead of get_insns.
2625 2005-01-01 Roger Sayle <roger@eyesopen.com>
2626 Andrew Pinski <pinskia@physics.uc.edu>
2627 James E. Wilson <wilson@specifixinc.com>
2629 PR rtl-optimization/12092
2630 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2633 2005-01-01 Roger Sayle <roger@eyesopen.com>
2634 Olivier Hainque <hainque@act-europe.fr>
2636 * tree.c (int_fits_type_p): A narrower type always fits in a
2637 wider one, except for negative values into unsigned types.
2639 2005-01-01 Roger Sayle <roger@eyesopen.com>
2641 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2642 with the original constant rather than require TREE_OVERFLOW.
2644 2005-01-01 Steven Bosscher <stevenb@suse.de>
2647 * c-decl.c (finish_function): If compiling C99, annotate the
2648 compiler generated return with the current file name and line 0.
2649 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2650 the source line is greater than 0.
2651 (remove_bb): Likewise.
2653 See ChangeLog.12 for earlier changes.