1 2005-01-28 Roger Sayle <roger@eyesopen.com>
3 * expmed.c (expand_mult_highpart_optab): When attempting to use
4 a non-widening multiplication in a wider mode, the operands need
5 to be converted (zero or sign extended) to that mode.
7 2005-01-28 Ian Lance Taylor <ian@airs.com>
11 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
12 through if both operands fall through.
14 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
16 * cse.c (fold_rtx) <PC>: Don't optimize.
18 2005-01-28 Jeff Law <law@redhat.com>
20 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
21 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
23 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
25 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
26 cse_reg_info_used_list_end): Remove.
27 (cse_reg_info_list, cse_reg_info_list_free): New.
28 (get_cse_reg_info): When allocating an instance of
29 cse_reg_info, add it to the beginning of the cse_reg_info_list
30 list. Remove code to maintain cse_reg_info_used_list.
31 (new_basic_block): Reset the free list to the beginning of
34 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
36 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
37 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
38 (frv_expand_mdpackh_builtin): New function.
39 (frv_expand_builtin): Use it to expand __MDPACKH.
40 * doc/extend.texi (__MDPACKH): Update documentation.
42 2005-01-28 Uros Bizjak <uros@kss-loka.si>
44 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
45 SSE_FLOAT_MODE_P for use_sse computation.
47 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
50 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
52 2005-01-27 Richard Henderson <rth@redhat.com>
54 * builtins.c (expand_builtin_copysign): New.
55 (expand_builtin): Call it.
56 * genopinit.c (optabs): Add copysign_optab.
57 * optabs.c (init_optabs): Initialize it.
58 (expand_copysign): New.
59 * optabs.h (OTI_copysign, copysign_optab): New.
60 (expand_copysign): Declare.
62 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
63 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
65 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
66 (ix86_expand_fp_absneg_operator): ... here.
67 (ix86_split_copysign): New.
68 * config/i386/i386-protos.h: Update.
69 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
70 (copysignsf3, copysigndf3): New.
72 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
73 (copysignsf3, ncopysignsf3): New.
74 (copysigndf3, ncopysigndf3): New.
75 (copysignxf3, ncopysignxf3): New.
76 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
78 2005-01-27 Arend Bayer <arend.bayer@web.de>
79 Kazu Hirata <kazu@cs.umass.edu>
81 * cse.c: (find_best_addr): Don't call copy_rtx before calling
82 fold_rtx. Save cost recomputation if fold_rtx did nothing.
83 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
86 2005-01-27 Jeff Law <law@redhat.com>
88 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
89 definitions of SSA_NAMEs which are not being rewritten.
90 (rewrite_ssa_into_ssa): Only initialize the current definition
91 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
92 If checking is enabled, assert that SSA_NAME_AUX is clear for all
93 SSA_NAMEs before returning.
95 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
97 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
98 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
99 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
100 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
101 config/mips/iris6.h, config/sh/sh.c: Update copyright.
103 2005-01-27 Steven Bosscher <stevenb@suse.de>
106 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
107 higher to -O2 and higher. Likewise for tree PRE.
108 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
111 2005-01-27 Ian Lance Taylor <ian@airs.com>
114 * gimple-low.c (try_catch_may_fallthru): New static function.
115 (block_may_fallthru): Handle TRY_CATCH_EXPR.
116 * tree-inline.c (expand_call_inline): Don't warn about reaching
117 the end of a non-void function being inlined if the function uses
120 2005-01-27 Jakub Jelinek <jakub@redhat.com>
122 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
125 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
126 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
127 (implicitly_declare): Handle error_mark_node.
129 2005-01-27 Richard Henderson <rth@redhat.com>
132 * tree.h (struct tree_decl): Add debug_expr_is_from.
133 (DECL_DEBUG_EXPR_IS_FROM): New.
134 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
135 * dwarf2out.c (dwarf2out_var_location): Update to match.
136 * tree-outof-ssa.c (create_temp): Likewise.
137 * var-tracking.c (track_expr_p): Likewise.
138 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
139 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
140 * toplev.c (default_tree_printer): Likewise.
142 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
144 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
145 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
147 2005-01-27 Steven Bosscher <stevenb@suse.de>
149 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
150 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
151 ASM_CLOBBERS): Add tree checks.
153 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
154 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
155 * c-common.def (SWITCH_STMT): Update to match.
156 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
157 macros instead of SWITCH_EXPR ones.
158 * c-dump.c (c_dump_tree): Likewise.
159 * c-gimplify.c (gimplify_switch_stmt): Likewise.
160 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
162 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
164 2005-01-27 Alan Modra <amodra@bigpond.net.au>
166 * unwind-dw2.c (execute_stack_op): Add missing cases for
167 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
169 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
171 * config.gcc (Obsolete configurations): Remove 'dummy', add
172 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
175 2005-01-26 Diego Novillo <dnovillo@redhat.com>
177 PR tree-optimization/19633
178 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
180 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
181 are no call-clobbered variables.
182 * tree-outof-ssa.c (check_replaceable): Return false for calls
185 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
187 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
188 even for variables with NULL DECL_INITIAL.
190 2005-01-26 Stuart Hastings <stuart@apple.com>
192 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
194 2005-01-26 Richard Henderson <rth@redhat.com>
197 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
199 * expr.c (store_field): Strip conversions to odd-bit-sized types
200 if the destination field width matches.
202 2005-01-26 Richard Henderson <rth@redhat.com>
204 * c-decl.c, expmed.c, expr.c: Revert last change.
206 2005-01-26 Richard Henderson <rth@redhat.com>
209 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
211 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
212 if we don't need the bits above those present in the current mode.
213 * expr.c (store_field): Strip conversions to odd-bit-sized types
214 if the destination field width matches.
216 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
218 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
219 either -ffast-math or -funsafe-math-optimizations is in use.
221 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
225 * config/avr/avr.c (notice_update_cc): Only set condition code for
226 ashrqi3 if shift count > 0.
227 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
228 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
229 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
230 count <= 0 as a no-op, and shift count >= width by copying zero
231 or sign bit to all bits of the result.
232 * config/avr/avr.md (all shifts): Add alternatives for zero shift
233 count, with attribute "length" set to 0 and "cc" set to "none".
235 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
237 * doc/invoke.texi: Document -mTLS.
239 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
240 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
241 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
242 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
243 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
244 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
245 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
246 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
248 * configure.ac: Check for a TLS capable gas.
250 * configure: Regenerate.
252 2005-01-26 Richard Henderson <rth@redhat.com>
255 * combine.c (make_field_assignment): Simplify store to zero_extract
256 from a source with an overlapping mask.
258 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
260 2004-11-11 Eric Christopher <echristo@redhat.com>
262 * config/frv/frv.md: Add fr400_integer automaton. Don't
263 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
266 2005-01-26 Steven Bosscher <stevenb@suse.de>
269 * cfgbuild.c (make_edges): Do not clear or set
270 current_function_has_computed_jump.
271 * function.h (struct function): Remove the has_computed_jump field.
272 (current_function_has_computed_jump): Do not define.
273 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
274 in a computed jump. Ignore current_function_has_computed_jump.
276 2005-01-26 Richard Henderson <rth@redhat.com>
279 * expr.c (categorize_ctor_elements): New argument p_must_clear.
280 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
282 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
283 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
284 objects into static storage if they have more than one non-zero value.
285 * tree.h (categorize_ctor_elements): Update decl.
287 2005-01-26 Steven Bosscher <stevenb@suse.de>
290 * tree.h (CALL_EXPR_TAILCALL): Add comment.
291 * calls.c (check_sibcall_argument_overlap_1): Revert the change
292 to this function from 2004-07-10.
293 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
294 the current function for tail call optimizations if the address
295 of one of it its arguments is taken.
297 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
299 * cse.c (fold_rtx): Call equiv_constant only when necessary.
301 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
303 * function.c (expand_function_end): If current_function_calls_alloca,
304 emit stack restore in a place that is reached when the function falls
307 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
309 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
310 rule to avoid matching inappropriate suffix rule.
312 2005-01-26 Jan Hubicka <jh@suse.cz>
314 PR tree-optimization/19241
315 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
317 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
319 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
320 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
322 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
323 <sim*>: Always use crt1.o, regardless of N in simN.
324 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
325 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
326 (CRT_CALL_STATIC_FUNCTION): Remove.
327 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
328 use crt1.o, regardless of N in simN.
329 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
330 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
331 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
332 case isystem setting.
333 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
335 2005-01-25 Ian Lance Taylor <ian@airs.com>
337 * gimple-low.c (block_may_fallthru): Correct handling of
338 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
340 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
342 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
343 handlers to match indentation; nested under the mtune=* handler.
344 Similar for mcpu= and march=.
346 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
348 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
349 * config/mips/linux64.h (LIB_SPEC): Likewise.
350 * config/mn10300/linux.h (LIB_SPEC): Likewise.
351 * config/sh/linux.h (LIB_SPEC): Likewise.
353 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
355 * config/frv/frv.c (frv_legitimize_tls_address): New.
356 (TARGET_HAVE_TLS): Define.
357 (FRV_SYMBOL_REF_TLS_P): Define.
358 (frv_override_options): Handle new register classes.
359 (frv_legitimate_address_p): Reject tls addresses.
360 (frv_legitimize_address): Handle TLS addresses.
361 (gen_inlined_tls_plt): New.
363 (frv_legitimize_tls_address): New.
364 (unspec_got_name): Add TLS entries.
365 (got12_operand): Add R_FRV_TLSMOFF12 case.
366 (frv_emit_move): Fixup TLS addresses.
367 (frv_emit_movsi): Legitimize TLS addresses.
369 * config/frv/frv.h (MASK_BIG_TLS): New.
370 (TARGET_BIG_TLS): New.
371 (HAVE_AS_TLS): Define.
372 (TARGET_SWITCHES): Add -mTLS and -mtls options.
373 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
374 (REG_CLASS_NAMES): Same.
375 (REG_CLASS_CONTENTS): Same.
376 (CONSTRAINT_LEN): New.
377 (REG_CLASS_FROM_CONSTRAINT): New.
378 (PREDICATE_CODES): Add symbolic_operand.
380 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
381 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
382 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
383 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
384 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
385 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
386 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
387 GR9_REG, GR14_REG, LRREG.
388 (type): Add load_or_call attribute.
389 ("load_or_call"): New reservation.
390 ("call_gettlsoff"): New.
391 ("tls_indirect_call"): New.
392 ("tls_load_gottlsoff12"): New.
393 ("tlsoff_hilo"): New.
394 ("tls_tlsdesc_ldd"): New.
395 ("tls_tlsoff_ld"): New.
398 * config/frv/frv-protos.h (symbolic_operand): Protoize.
400 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
402 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
403 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
404 * config/frv/frv.c (TLS_BIAS): Define.
405 (frv_output_dwarf_dtprel): New.
407 2005-01-26 Jakub Jelinek <jakub@redhat.com>
409 PR rtl-optimization/19579
410 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
411 both A and B, see if they don't clobber registers the other expr uses.
413 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
415 * real.c (do_add): Initialize signalling and canonical members.
417 * real.c (real_from_integer): Zero out destination.
419 2005-01-18 Jan Hubicka <jh@suse.cz>
421 PR tree-optimize/19337
422 * tree-inline.c (initialize_inlined_parameters): Copy
423 saved_static_chain_decl only.
425 2005-01-25 Richard Henderson <rth@redhat.com>
429 * config/i386/i386.c (x86_inter_unit_moves): Zero.
430 (ix86_preferred_reload_class): Rewrite fp-constant section, with
431 80387 enabled, to return a proper subclass. Return the subset that
432 overlaps with GENERAL_REGS for PLUS.
433 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
435 2005-01-25 Richard Henderson <rth@redhat.com>
438 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
440 2005-01-25 Roger Sayle <roger@eyesopen.com>
442 * expmed.c (choose_multiplier): Change interface to return the
443 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
444 (expand_divmod): Update calls to choose_multiplier.
446 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
449 * expmed.c (extract_bit_field): Use adjust_address instead of
450 gen_lowpart when op0 is a MEM.
452 2005-01-24 Steven Bosscher <stevenb@suse.de>
454 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
456 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
458 * config/mips/irix-csr.c: New file.
459 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
460 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
461 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
464 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
467 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
468 sparc/elf.h, add sparc/sp-elf.h.
469 (sparc-*-rtems*): Likewise.
470 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
471 tm-dwarf2.h, add sparc/sp-elf.h.
472 (sparc86x-*-elf): Likewise.
473 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
474 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
475 TARGET_OS_CPP_BUILTINS.
476 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
477 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
479 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
480 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
481 (SWITCH_TAKES_ARG): Likewise.
482 (LOCAL_LABEL_PREFIX): Likewise.
483 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
484 (TARGET_N_FORMAT_TYPES): Delete.
485 (TARGET_FORMAT_TYPES): Likewise.
486 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
487 * config/sparc/elf.h: Delete.
488 * config/sparc/sp-elf.h: New file.
490 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
492 * tree-flow-inline.h (phi_arg_from_edge): Remove.
493 * tree-flow.h: Remove the corresponding prototype.
494 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
495 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
497 2005-01-24 Jakub Jelinek <jakub@redhat.com>
500 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
501 for AIX ABI or ELF -fPIC.
502 (rs6000_emit_load_toc_table): Don't create toc_section here.
503 (rs6000_xcoff_file_start): Nor here.
505 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
507 * sh.c (ra.h): Don't #include.
508 (hard_regs_intersect_p): New function, resurrected from ra.c.
510 * sh.c: Fix 1996 Copyright.
512 2005-01-24 Richard Henderson <rth@redhat.com>
513 Aldy Hernandez <aldyh@redhat.com>
515 * regrename.c (note_sets): Handle subregs.
517 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
520 * genconditions.c (write_header, write_conditions): Elide file if
523 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
525 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
526 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
529 2005-01-24 Jakub Jelinek <jakub@redhat.com>
531 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
532 expand_builtin_printf, expand_builtin_fprintf,
533 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
534 checking against POINTER_TYPE.
535 (validate_arglist): Handle POINTER_TYPE code by checking
538 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
540 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
542 (for_each_rtx): Call for_each_rtx_1.
543 * rtl.h (init_rtlanal): Declare.
544 * toplev.c (backend_init): Call init_rtlanal.
546 2005-01-24 Jakub Jelinek <jakub@redhat.com>
548 * flow.c (propagate_one_insn): Formatting.
551 * flow.c (libcall_dead_p): Be more conservative if unsure.
552 If there are any instructions between insn and call, see if they are
553 all dead before saying the libcall is dead.
555 2005-01-24 Uros Bizjak <uros@kss-loka.si>
557 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
558 operand constraint for operand 0.
560 2005-01-23 Richard Henderson <rth@redhat.com>
563 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
564 edges leading to join block.
566 2005-01-23 Roger Sayle <roger@eyesopen.com>
568 * expmed.c (expand_mult_highpart): Make static. Change type of
569 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
570 (expand_divmod): Updates calls to expand_mult_highpart by using
571 gen_int_mode to pass a CONST_INT rtx.
572 * rtl.h (expand_mult_highpart): Remove prototype.
574 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
576 * flow.c (regset_bytes, regset_size): Remove.
578 * cfganal.c: Fix a reference to Harvey's paper.
580 2005-01-23 Steven Bosscher <stevenb@suse.de>
582 PR rtl-optimization/19464
583 * tree-optimize.c (init_tree_optimization_passes): Add one more
584 copyrename pass just before out-of-ssa.
586 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
589 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
590 * ggc-none.c (ggc_free): Define.
592 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
594 * cse.c (max_reg, max_insn_uid): Remove.
595 (cse_main): Don't access max_reg or max_insn_uid.
597 * c-common.c (explicit_flag_signed_bitfields,
598 lang_statement_code_p, lang_expand_function_end): Remove.
599 * c-common.h: Remove the corresponding declarations.
600 * c-opts.c (c_common_handle_option): Remove all write access
601 to explicit_flag_signed_bitfields.
603 * cgraph.c (cgraph_varpool_n_nodes): Remove.
604 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
605 * cgraph.h: Remove the corresponding declaration.
607 * gcse.c (null_pointer_info): Remove.
609 2005-01-23 Roger Sayle <roger@eyesopen.com>
610 Eric Botcazou <ebotcazou@libertysurf.fr>
612 * combine.c (simplify_logical): Only simplify logical expressions
613 of the form ior(and(x,y),z) by the inverse distributive law if the
614 result is cheaper than the original.
616 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
618 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
619 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
620 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
621 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
622 config/freebsd-spec.h, config/arm/arm.h,
623 config/h8300/h8300.md, config/i386/i386.md,
624 config/i386/predicates.md, config/i386/sse.md,
625 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
626 config/vax/vax.md: Fix comment typos. Follow spelling
629 2005-01-23 Steven Bosscher <stevenb@suse.de>
631 * gengtype.c (walk_type): Produce `not equal to' compares for loop
632 tests, instead of `less than'.
634 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
636 * function.c (assign_parm_setup_block): When creating a new stack slot
637 for a parameter, get its alignment from the parameter's DECL_ALIGN
638 rather than the type's TYPE_ALIGN. Make sure that the parameter
639 is at least word aligned.
641 2005-01-22 Roger Sayle <roger@eyesopen.com>
644 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
646 2005-01-22 Richard Henderson <rth@redhat.com>
649 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
650 in both compare operands.
651 (movdfcc_1_sse_max): Likewise.
652 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
653 (movdfcc_1_sse): Likewise.
654 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
655 scratch register as needed.
657 2005-01-22 Richard Henderson <rth@redhat.com>
659 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
661 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
663 2005-01-22 Richard Henderson <rth@redhat.com>
665 * genopinit.c (optabs): Use smin/smax for floating point too.
666 * doc/md.texi: Update to match. Clarify that floating point
667 results are undefined for +0/-0 and NaN.
668 * doc/rtl.texi: Likewise.
669 * rtl.def (SMIN, SMAX): Likewise
670 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
672 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
673 leading 's' to the name.
674 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
675 smaxxf3, sminxf3): Likewise.
676 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
679 2005-01-22 Paul Brook <paul@codesourcery.com>
681 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
683 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
685 * config/s390/s390.c (struct processor_costs): New fields
686 dlgr, dlr, dr, dsgfr, dsgr.
687 (z900_cost, z990_cost): Values for new fields.
688 (s390_rtx_costs): New cases MEM und COMPARE in switch
689 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
690 DIV, MOD, UDIV, UMOD.
692 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
694 * config/s390/s390.md ("doloop_si64"): Reload input value directly
695 into the register being decremented.
696 ("doloop_si31", "doloop_di"): Likewise.
697 ("*doloop_si_long"): Adapt pattern.
699 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
701 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
703 (CLASS_MAX_NREGS): Likewise.
705 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
707 * doc/tree-ssa.texi (Statement Operands): Add example for new
708 must-def macro. Note deprecation of old operands interface.
710 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
712 PR tree-optimization/19484
713 * tree-cfg.c (remove_fallthru_edge): New function.
714 (cleanup_control_flow): Remove fallthru edges from calls that are
715 now known not to return.
717 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
719 Fix PR tree-optimization/19038
720 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
721 copies with loop variant ones.
723 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
725 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
726 config/alpha/alpha-protos.h, config/alpha/alpha.h,
727 config/alpha/alpha.md, config/alpha/predicates.md,
728 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
729 config/sparc/sol2.h: Update copyright.
731 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
732 first label to see if it is a nonlocal label.
734 2005-01-22 David Edelsohn <edelsohn@gnu.org>
735 Andrew Pinski <pinskia@physics.uc.edu>
738 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
739 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
741 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
743 * config/rs6000/rtems.h: Update copyright.
745 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
748 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
749 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
750 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
752 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
755 * c-typeck.c (convert_arguments): Check for error_mark_node.
757 2005-01-21 Ian Lance Taylor <ian@airs.com>
759 PR tree-optimization/13000
760 * tree-inline.c: Include "tree-flow.h".
761 (expand_call_inline): If warn_return_type, warn if non-void inline
762 function falls through.
763 * tree-cfg.c (execute_warn_function_return): Don't warn about
764 control reaching end if TREE_NO_WARNING is set. Set
766 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
768 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
769 branch if we don't need one.
770 * c-typeck.c: Include "tree-flow.h"
771 (c_finish_bc_stmt): Don't add a goto if the current statement
772 list doesn't fall through to the current point.
774 2005-01-21 Roger Sayle <roger@eyesopen.com>
776 PR rtl-optimization/576
777 * real.c (real_arithmetic): Change return type from void to bool
778 to return an indication that the result may be inexact.
779 * real.h (real_arithmeric): Update prototype.
780 * fold-const.c (const_binop): Don't constant fold floating
781 point expressions when the user specifies -frounding-math and
782 the result may depend upon the run-time rounding mode.
783 (fold_convert_const_real_from_real): Clean-up.
784 (fold_initializer): Ignore flag_rounding_math for initializers.
785 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
786 constant fold FP operations with flag_rounding_math if the
787 result may depend upon the run-time rounding mode.
789 2005-01-21 Tom Tromey <tromey@redhat.com>
791 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
793 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
795 * tree-cfg.c: Fix comment typos.
797 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
799 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
800 around the call to rest_of_handle_branch_target_load_optimize.
802 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
804 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
805 (sparc64-*-openbsd*): Likewise.
806 (sparclite-*-elf*): Include tm-dwarf2.h.
807 (sparc86x-*-elf*): Likewise.
808 (sparc64-*-elf*): Likewise.
809 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
810 (DBX_DEBUGGING_INFO): Likewise.
811 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
812 (PREFERRED_DEBUGGING_TYPE): Likewise.
813 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
814 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
815 (PREFERRED_DEBUGGING_TYPE): Likewise.
816 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
817 (PREFERRED_DEBUGGING_TYPE): Likewise.
818 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
820 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
823 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
825 2005-01-20 Paul Brook <paul@codesourcery.com>
827 * doc/rtl.texi: Document value extension requirements for CONST_INT.
829 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
831 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
832 label is first in a sequence of labels.
834 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
836 2005-01-20 Janis Johnson <janis187@us.ibm.com>
837 Giovanni Bajo <giovannibajo@gcc.gnu.org>
839 * doc/sourcebuild.texi (Test Directives): New.
841 2005-01-20 Roger Sayle <roger@eyesopen.com>
843 * real.c (real_floor): Don't leave the result uninitialized when
844 mode is VOIDMode, but return the unrounded intermediate value.
845 (real_ceil): Likewise.
847 2005-01-20 Paul Brook <paul@codesourcery.com>
849 * config/arm/arm.md (insv): Use gen_int_mode.
851 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
853 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
854 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
855 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
856 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
857 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
859 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
862 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
863 fbreg, so we have to assume we can't.
864 (loc_descriptor_from_tree_1): Ditto.
865 (containing_function_has_frame_base): New function.
866 (add_location_or_const_value_attribute): Use it.
867 Also try to generate a frame_base from a single element location
870 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
872 PR tree-optimization/15349
873 * timevar.def (TV_TREE_MERGE_PHI): New.
874 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
876 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
877 calls to tree_forwarder_block_p.
878 (remove_forwarder_block_with_phi, merge_phi_nodes,
879 gate_merge_phi, pass_merge_phi): New.
880 * tree-optimize.c (init_tree_optimization_passes): Add
882 * tree-pass.h: Add an extern for pass_merge_phi;
884 2005-01-20 Richard Henderson <rth@redhat.com>
887 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
888 (_mm_castps_pd, _mm_castps_si128): New.
889 (_mm_castsi128_ps, _mm_castsi128_pd): New.
891 2005-01-20 Richard Henderson <rth@redhat.com>
894 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
895 __builtin_ia32_vec_init_v2si.
896 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
897 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
898 (ix86_init_mmx_sse_builtins): Create it.
899 (ix86_expand_builtin): Expand it.
900 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
901 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
902 (vec_extractv2si_0, vec_extractv2si_1): New.
904 2005-01-20 Richard Henderson <rth@redhat.com>
907 * config/i386/i386.c (ix86_expand_push): New.
908 * config/i386/mmx.md (push<MMXMODE>1): New.
909 * config/i386/sse.md (push<SSEMODE>1): New.
910 * config/i386/i386-protos.h: Update.
912 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
914 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
917 2005-01-20 Richard Henderson <rth@redhat.com>
919 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
920 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
922 2005-01-19 Richard Henderson <rth@redhat.com>
925 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
926 to V4SFmode in SSE1 fallback load path.
928 2005-01-19 Richard Henderson <rth@redhat.com>
930 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
931 in QImode expansion to ix86_expand_vector_set.
932 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
934 2005-01-19 Richard Henderson <rth@redhat.com>
937 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
938 subclass of the input class.
939 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
940 Always true for cross-SSE1 classes. Rationalize conditionals.
941 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
942 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
943 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
944 (movdi_2): Add MMX/SSE zeros.
945 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
946 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
947 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
948 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
949 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
950 (zero_extendsidi2_rex64_1): Remove.
951 (MOV0 peephole): Check GENERAL_REG_P.
953 2005-01-19 Richard Henderson <rth@redhat.com>
956 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
958 (ix86_expand_vector_extract): Likewise.
960 2005-01-19 Richard Henderson <rth@redhat.com>
963 * expr.c (emit_move_change_mode): New argument force; use
964 simplify_gen_subreg if true.
965 (emit_move_via_alt_mode): Merge into ...
966 (emit_move_via_integer): ... here.
967 (emit_move_ccmode): Use emit_move_change_mode directly.
969 2005-01-19 Richard Henderson <rth@redhat.com>
972 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
973 (alpha_preferred_reload_class): Handle CONST_VECTOR.
974 (alpha_emit_set_const_1): Add no_output parameter; don't emit
976 (alpha_emit_set_const): Likewise. Make static.
977 (alpha_emit_set_long_const): Make static.
978 (alpha_extract_integer): Split out from alpha_expand_mov.
979 (alpha_split_const_mov): Likewise.
980 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
981 (alpha_legitimate_constant_p): New.
982 * config/alpha/alpha-protos.h: Update.
983 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
984 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
985 * config/alpha/alpha.md (movsi): Add n alternative.
986 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
987 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
988 (splitters for all of the above): Use alpha_split_const_mov.
989 * config/alpha/predicates.md (non_add_const_operand): New.
990 (non_zero_const_operand): New.
991 (input_operand): Use alpha_legitimate_constant_p after reload.
993 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
995 PR tree-optimization/19038
996 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
997 (add_candidate): Add ivs with increment in latch only if
998 allow_ip_end_pos_p is true.
999 (determine_iv_cost): Use empty_block_p.
1001 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1003 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1004 (compute_dominance_frontiers): Ditto.
1006 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1009 * config/sh/t-rtems: New.
1010 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1012 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1014 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1015 the offset of the selected field.
1017 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1019 * tree-cfg.c (remove_forwarder_block): Fix the check to
1020 prevent a nonlocal label from appearing in the middle of a
1023 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1025 PR rtl-optimization/19462
1026 * reorg.c (find_end_label): Create return insn only if
1027 current_function_epilogue_delay_list is empty.
1029 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1031 * doc/passes.texi: Remove paragraph mentioning new-ra.
1033 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1035 PR rtl-optimization/15139
1036 * combine.c: Include params.h.
1037 (count_rtxs): New function.
1038 (record_value_for_reg): If replace_rtx would replace at least
1039 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1040 (clobber (const_int 0)) instead of TEM.
1041 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1042 * params.h (MAX_LAST_VALUE_RTL): New.
1043 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1044 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1047 * c-typeck.c (digest_init): Only call build_vector if all constructor
1048 elements are *_CST nodes.
1049 * gimplify.c (gimplify_init_constructor): Likewise.
1052 * c-typeck.c (digest_init): Only call build_vector if inside_init
1055 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1057 * toplev.c (init_asm_output): Remove dead #ifdef.
1059 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1061 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1063 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1065 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1066 accessing DECL_FUNCTION_CODE.
1067 * dojump.c (do_jump): Likewise.
1068 * gimplify.c (gimplify_call_expr): Likewise.
1069 * predict.c (expr_expected_value): Likewise.
1070 (strip_builtin_expect): Likewise.
1071 * tree-inline.c (estimate_num_insns_1): Likewise.
1072 * tree-ssa-loop-im.c (stmt_cost): Likewise
1073 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1074 (tree_expr_nonnegative_p): Likewise.
1076 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1078 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1079 variant of the load_pcrel_sym pattern.
1080 * config/sparc/sparc.md (P macro): Move to the top.
1081 (load_pcrel_sym): Macroize using P.
1082 (save_register_window): Likewise.
1084 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1086 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1089 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1092 * c-typeck.c (build_asm_expr): Strip nops off
1093 input memory operands.
1095 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1097 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1098 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1099 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1100 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1102 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1105 * config/i386/i386.c (override_options): If the 80387 is disabled,
1106 then do not return FP values using FP registers.
1108 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1110 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1111 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1112 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1113 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1114 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1115 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1116 output.h, postreload-gcse.c, postreload.c, recog.c,
1117 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1118 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1119 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1120 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1121 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1122 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1123 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1124 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1126 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1127 config/alpha/alpha.c, config/arm/vfp.md,
1128 config/i386/emmintrin.h, config/i386/i386-modes.def,
1129 config/i386/i386-protos.h, config/i386/i386.h,
1130 config/i386/pmmintrin.h, config/i386/ppro.md,
1131 config/i386/predicates.md, config/i386/xmmintrin.h,
1132 config/i860/i860.c, config/ia64/ia64-modes.def,
1133 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1134 config/ia64/ia64.md, config/ia64/itanium1.md,
1135 config/ia64/itanium2.md, config/ia64/predicates.md,
1136 config/iq2000/iq2000.h, config/mips/linux64.h,
1137 config/rs6000/aix41.h, config/rs6000/aix43.h,
1138 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1139 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1140 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1141 config/sparc/linux64.h, config/sparc/litecoff.h,
1142 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1143 config/sparc/sparc.h, config/sparc/sparc.md,
1144 config/sparc/sysv4-only.h: Update copyright.
1146 2005-01-18 Richard Henderson <rth@redhat.com>
1149 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1151 2005-01-18 Marc Espie <espie@openbsd.org>
1152 * config/i386/openbsdelf.h: Typo.
1154 2005-01-18 Richard Henderson <rth@redhat.com>
1156 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1157 special case for sse.
1158 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1160 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1162 * tree-inline.c (estimate_num_insns_1): Added cases for
1163 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1165 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1167 PR rtl-optimization/19296
1168 * combine.c (simplify_comparison): Rewrite the condition under
1169 which a non-paradoxical SUBREG of a PLUS can be lifted when
1170 compared against a constant.
1172 2005-01-18 Andi Kleen <ak@muc.de>
1174 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1175 * c.opt (-Wpointer-sign): Add.
1176 * doc/invoke.texi: (-Wpointer-sign): Add.
1178 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1180 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1181 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1182 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1183 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1184 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1185 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1186 for TARGET_MIX_SSE_I387.
1187 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1188 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1189 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1190 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1191 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1192 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1193 TARGET_MIX_SSE_I387.
1194 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1197 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1200 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1201 Add movaps alternative for xmm reg->reg move.
1203 2005-01-17 Jeff Law <law@redhat.com>
1205 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1206 at the end of the main DOM loop rather than just before DOM exits.
1208 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1210 PR tree-optimization/19121
1211 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1212 adding aliases to a name tag, also add them to the pointer's
1214 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1215 sensitive alias info at all. Only check that the two pointers
1216 have compatible pointed-to sets.
1217 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1218 a pointer's type tag is a superset of the alias set of the
1221 2005-01-17 James E Wilson <wilson@specifixinc.com>
1224 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1225 comment to document why.
1227 2005-01-17 Richard Henderson <rth@redhat.com>
1229 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1230 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1231 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1232 sse2_vmsminv2df3_finite): New.
1233 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1234 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1235 Force op1 into register.
1237 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1239 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1240 bubblestrap from always rebuilding build directory.
1242 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1244 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1245 ("*cmpmem_short"): Likewise.
1247 2005-01-17 Steven Bosscher <stevenb@suse.de>
1249 * basic-block.h: Document BB_* flags.
1250 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1251 use an sbitmap instead.
1252 * sched-rgn.c (compute_trg_info): Likewise.
1254 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1256 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1257 redundant target_cpu_default and extra_parts lines. Use the default
1259 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1260 (SUBTARGET_EXTRA_SPECS): Delete.
1261 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1262 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1263 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1264 and "n32" for -mabi=n32.
1266 2005-01-17 Ian Lance Taylor <ian@airs.com>
1269 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1270 fold constant variables into initial values.
1272 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1274 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1276 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1277 through the statements backward.
1279 2005-01-17 Ian Lance Taylor <ian@airs.com>
1281 PR middle-end/13127:
1282 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1283 a variable set to the return value of the inlined function.
1285 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1287 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1288 when modes are tieable.
1290 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1292 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1293 of pthread_create to find out if threads are enabled.
1294 * gthr-posix95.h (__gthread_active_p): Likewise.
1296 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1298 * common.opt (-fnew-ra): Remove.
1300 * toplev.h (flag_new_regalloc): Remove.
1301 * Makefile.in (ra*.*): Don't mention.
1302 * passes.c (rest_of_handle_new_regalloc): Remove.
1303 (rest_of_handle_combine, rest_of_compilation): Always consider
1304 flag_new_regalloc as false.
1305 * doc/invoke.texi: Don't document -fnew-ra.
1307 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1309 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1310 last parameter to reg_scan.
1311 * loop.c (loop_optimize): Likewise.
1312 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1313 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1314 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1315 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1316 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1317 * regclass.c (reg_scan): Likewise, for the declaration.
1318 * rtl.h (reg_scan): Likewise, for the prototype.
1320 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1322 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1323 mark_dfs_back_edges.
1325 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1327 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1328 (compute_avail): Uses don't go in tmp_gen.
1330 2005-01-16 Steven Bosscher <stevenb@suse.de>
1332 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1333 loop to look for a free slot in a page entry.
1335 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1338 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1339 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1340 just before targetm.asm_out.file_end.
1341 * tree.h (process_pending_assemble_output_defs): Declare.
1342 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1344 (assemble_alias): Defer generation of assembly code for defines when
1345 TARGET_DEFERRED_OUTPUT_DEFS is true.
1346 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1347 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1348 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1350 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1353 * pa.c (pa_scalar_mode_supported_p): New function.
1354 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1355 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1357 * pa-protos.h (prefetch_operand): Delete.
1358 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1359 * pa.c (prefetch_operand): Delete.
1360 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1361 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1362 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1363 and prefetch_nocc_operand.
1364 * pa.md (prefetch): Rework to avoid reload problems handling short
1365 displacements when a cache control completer needs to be provided.
1366 (prefetch_32, prefetch_64): Delete.
1367 (prefetch_cc, prefetch_nocc): New patterns.
1369 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1371 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1373 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1376 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1377 exceeds maximum alignment for global common data.
1378 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1379 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1381 2004-01-15 Roger Sayle <roger@eyesopen.com>
1383 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1385 2004-01-15 Roger Sayle <roger@eyesopen.com>
1387 * harg-reg-set.h (reg_class_names): Prototype global array.
1388 * regclass.c (reg_class_names): Declare here and initialize to
1390 (dump_regclass): Remove local declaration of reg_class_names.
1391 (regclass): Likewise.
1392 * cfg.c (dump_flow_info): Likewise.
1393 * ra-debug.c (reg_class_names): Likewise.
1394 * regrename.c (reg_class_names): Likewise.
1395 * reload.c (reg_class_names): Likewise.
1396 * reload1.c (spill_failure): Likewise.
1397 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1399 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1401 * config/s390/s390.md ("reload_outti"): Remove predicate for
1402 output operand. Abort if operand is not a MEM.
1403 ("reload_outdi", "reload_outdf"): Likewise.
1405 2005-01-15 Marc Espie <espie@openbsd.org>
1407 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1408 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1409 * config/openbsd.h: Fix C++ includes for native configurations.
1410 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1411 Add trampoline support.
1412 * config/i386/openbsdelf.h: New.
1414 2005-01-15 Marc Espie <espie@openbsd.org>
1416 * collect2.c (main): Explicitly parse -dynamic-linker option.
1418 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1420 PR tree-optimization/19060
1421 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1422 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1423 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1424 and handle extract_range_from_cond returning false.
1425 * fold-const.c (fold): Optimize comparisons with min/max even for
1426 width > HOST_BITS_PER_WIDE_INT.
1428 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1430 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1431 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1432 Remove little endian multilib variants.
1433 Add mips32 multilib variant.
1435 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1437 * explow.c (copy_all_reg, stabilize): Remove.
1438 * expr.h: Remove the corresponding prototypes.
1440 * rtlanal.c (regs_set_between_p): Remove.
1441 * rtl.h: Remove the corresponding prototype.
1443 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1445 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1446 to rs6000_nonimmediate_operand.
1447 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1448 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1449 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1450 rs6000_nonimmediate_operand.
1451 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1452 rs6000_nonimmediate_operand.
1454 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1456 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1458 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1460 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1462 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1463 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1465 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1466 (rs6k_nonimmediate_operand): New.
1467 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1469 (legitimate_lo_sum_address_p): Same.
1470 (rs6000_legitimize_address): Same.
1471 (rs6000_legitimize_reload_address): Same.
1472 (rs6000_legitimate_address): Same.
1473 (spe_build_register_parallel): Pass DF and DC modes in a DI
1476 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1477 to rs6k_nonimmediate_operand.
1479 * config/rs6000/spe.md ("*frob_df_di"): New.
1480 ("*frob_di_df"): New.
1481 ("*frob_di_df_2"): New.
1482 ("*mov_sidf_e500_subreg0"): New.
1483 ("*mov_sidf_e500_subreg4"): New.
1484 ("*movdf_e500_double"): Change predicate to
1485 rs6k_nonimmediate_operand.
1487 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1489 * postreload.c (move2add_note_store): Only call
1490 trunc_int_for_mode on scalar integers.
1492 2005-01-14 Steven Bosscher <stevenb@suse.de>
1494 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1495 replace BB_VISITED uses.
1496 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1497 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1498 (tree_dce_done): Free visited_control_parents.
1499 (perform_tree_ssa_dce): Allocate and clear it.
1500 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1501 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1502 instead of BB_VISITED.
1504 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1506 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1507 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1508 Remove unused prototypes.
1510 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1512 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1513 64-bit register usage.
1514 (spe_func_has_64bit_regs_p): Add FIXME note.
1516 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1518 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1519 flag_finite_math_only with flag_unsafe_math_optimizations.
1521 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1523 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1525 (__tpf_eh_return): Copy TPF private stack area from the module
1526 boundary stack frame. Add check for when module addresses are
1527 equal, but no stub address is found.
1529 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1532 * arm.h (struct machine_function): Add call_via field.
1533 (thumb_call_via_label): Declare.
1534 * arm.c (thumb_call_via_label): New variable.
1535 (thumb_call_reg_needed): New variable.
1536 (arm_output_function_epilogue): For Thumb code, output any per-function
1537 call-indirect trampolines.
1538 (thumb_call_via_reg): New function.
1539 (arm_file_end): New function.
1540 (TARGET_ASM_FILE_END): Call arm_file_end.
1541 (aof_file_end): Likewise.
1542 * arm-protos.h (thumb_call_via_reg): Declare.
1543 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1544 thumb_call_via_reg in normal case.
1546 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1549 PR rtl-optimization/19348
1550 * recog.c (peephole2_optimize): Do global life update if some peephole
1551 decides it doesn't need at least one of its inputs and that change
1552 influences liveness at the start of the basic block.
1554 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1555 arguments instead of 1.
1557 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1560 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1561 zero for nested functions needing a static chain or functions
1562 with a non-constant address.
1564 2005-01-13 Roger Sayle <roger@eyesopen.com>
1566 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1567 (and (sign_extend X) C) into (zero_extend (and X C)).
1569 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1571 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1573 2005-01-13 Richard Henderson <rth@redhat.com>
1578 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1579 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1580 not just TARGET_SSE.
1581 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1582 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1583 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1584 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1585 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1586 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1587 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1588 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1589 (movdicc_c_rex64): Rename with '*'.
1590 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1591 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1592 (movsfcc_1_387): Rename from movsfcc_1.
1593 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1594 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1595 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1596 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1597 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1598 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1599 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1600 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1601 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1602 sse_movdfcc_const0_4): Remove.
1603 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1604 recognize min/max early. Update for changed sse cmove patterns.
1605 (ix86_split_sse_movcc): New.
1606 * config/i386/i386-protos.h: Update.
1608 2005-01-13 Steven Bosscher <stevenb@suse.de>
1610 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1611 (fix_stmt_v_may_defs): Likewise.
1613 2005-01-13 Richard Henderson <rth@redhat.com>
1615 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1616 for converting the mask.
1618 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1620 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1623 2005-01-13 Richard Henderson <rth@redhat.com>
1625 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1626 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1627 IX86_BUILTIN_MOVDQ2Q): Remove.
1628 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1629 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1630 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1632 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1633 (sse2_pextrw): Fix immediate constraint.
1634 (sse2_loadq, sse2_loadq_rex64): Remove.
1635 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1636 Use __builtin_ia32_vec_ext_<size>.
1637 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1639 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1641 * function.c (assign_parm_setup_block): Look inside original
1642 entry_parm when inspecting PARALLEL.
1644 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1645 Joel Sherrill <joel@oarcorp.com>
1648 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1649 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1650 rtems_gxx_recursive_mutex_init.
1651 (__gthread_recursive_mutex_lock): New function.
1652 (__gthread_recursive_mutex_trylock): Likewise.
1653 (__gthread_recursive_mutex_unlock): Likewise.
1655 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1657 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1659 2005-01-13 Jan Beulich <jbeulich@novell.com>
1661 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1662 (ashrti3_internal): Indicate output is early clobber. Generate result
1663 into output rather than first input. Use move for low word of output
1664 if shift count is exactly 64.
1665 (lshrti3_internal): Likewise.
1667 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1671 * reload1.c (delete_output_reload): Don't delete an output reload
1672 if the pseudo lives longer than a single basic block. Adjust and
1673 improve wording of comment.
1675 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1678 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1679 of TYPE_SIZE where we mean the number of bytes.
1681 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1683 * function.c (assign_parm_setup_block): Relax condition on
1684 multi-register optimization.
1686 2005-01-12 Nick Clifton <nickc@redhat.com>
1688 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1689 an "in_delay_slot" attribute of "no" to prevent them being used in
1690 delay slots. This is forbidden because they might generate
1693 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1696 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1699 2005-01-12 Nick Clifton <nickc@redhat.com>
1701 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1702 passed on to GAS) but do not define, as GAS no longer supports or
1703 needs the -m2000 option.
1705 2005-01-11 Roger Sayle <roger@eyesopen.com>
1707 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1708 type as args of unprototyped builtins aren't automatically promoted.
1709 (fold_builtin_abs): Likewise.
1711 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1713 * Makefile.in: Set a `build-warn' variable.
1715 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1717 PR tree-optimization/17949
1718 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1719 (find_interesting_uses_address): Use it.
1721 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1723 * regrename.c (kill_value): Handle subreg's that won't simplify.
1725 2005-01-11 Richard Henderson <rth@redhat.com>
1728 * config/i386/i386.h (enum ix86_builtins): Move ...
1729 * config/i386/i386.c: ... here.
1730 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1731 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1732 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1733 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1734 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1735 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1736 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1737 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1738 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1739 IX86_BUILTIN_LOADDDUP): Remove.
1740 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1741 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1742 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1743 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1744 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1745 (ix86_init_builtins): Make static.
1746 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1747 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1748 if all the modes match. Otherwise, fake it.
1749 (get_element_number, ix86_expand_vec_init_builtin,
1750 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1751 (ix86_expand_builtin): Make static. Update for changed builtins.
1752 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1753 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1754 (ix86_expand_vector_init_duplicate): New.
1755 (ix86_expand_vector_init_low_nonzero): New.
1756 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1757 Split out from ix86_expand_vector_init; handle integer modes.
1758 (ix86_expand_vector_init): Use them.
1759 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1760 * config/i386/i386-protos.h: Update.
1761 * config/i386/predicates.md (reg_or_0_operand): New.
1762 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1763 (movv2sf_internal): Likewise. And a splitter to match them all.
1764 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1765 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1766 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1767 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1768 (mmx_pinsrw): Fix operand ordering.
1769 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1770 rather than sse_loadss expander.
1771 (movv2df splitter): Similarly.
1772 (sse_loadss, sse_loadlss): Remove.
1773 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1774 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1775 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1776 (sse3_movddup): Rename with '*'.
1777 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1778 (sse2_loadsd): Remove.
1779 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1780 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1781 (sse2_pinsrw): Fix argument ordering.
1782 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1783 (sse2_stored): Remove 'r' destination.
1784 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1785 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1786 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1787 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1788 vec_extractv16qi, vec_initv16qi): New.
1790 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1791 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1792 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1794 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1795 (_mm_load_si128, _mm_store_si128): Likewise.
1796 (_mm_load1_pd): Use _mm_set1_pd.
1797 (_mm_load_sd): Use _mm_set_sd.
1798 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1799 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1800 (_mm_set_epi64): Use _mm_set_epi64x.
1801 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1802 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1803 _mm_setr_epi8): Use _mm_set_foo form.
1804 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1805 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1806 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1807 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1808 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1809 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1810 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1811 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1812 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1813 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1814 (_mm_movedup_pd): Use _mm_shuffle_pd.
1815 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1816 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1817 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1818 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1820 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1821 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1822 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1823 (_mm_store_ps): Use raw dereference.
1824 (_mm_store1_ps): Use _mm_storeu_ps.
1825 (_mm_storer_ps): Use _mm_store_ps.
1826 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1827 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1829 2005-01-11 Stan Shebs <shebs@apple.com>
1831 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1832 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1834 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1837 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1838 Skip all DECLs except for FIELD_DECLs.
1840 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1842 * config/s390/s390.c (override_options): Return error if
1843 -mbackchain, -mpacked-stack and -mhard-float are used together.
1844 (s390_va_start): Remove the backchain && packed-stack special case.
1845 (s390_gimplify_va_arg): Likewise.
1846 * doc/invoke.texi: Remove the ABI incompatibility note.
1848 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1850 * config/s390/s390.c (struct s390_frame_layout): Remove
1852 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1853 save_backchain_p with TARGET_BACKCHAIN.
1855 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1858 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1859 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1860 * function.c (locate_and_pad_parm): Set new field.
1861 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1862 Tweak where_pad test to include "none". Always set mem align for
1864 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1865 not sufficient for type.
1866 (assign_parm_setup_block): If stack_parm is zero on entry, always
1867 make a new stack local. Block move old stack parm if necessary
1868 to new aligned stack local.
1869 (assign_parm_setup_stack): Use a block move to handle
1870 potentially misaligned entry_parm.
1871 (assign_parms_unsplit_complex): Specify required alignment when
1872 creating stack local.
1873 * calls.c (compute_argument_addresses): Override alignment of stack
1874 arg calculated from its type with the alignment given by
1875 FUNCTION_ARG_BOUNDARY.
1876 (store_one_arg): Likewise.
1878 2005-01-11 Jan Beulich <jbeulich@novell.com>
1880 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1881 Change respective itanium_class attribute to ialu.
1882 (shladdp4_internal): New.
1883 * config/ia64/predicates.md (shladd_log2_operand): New.
1885 2005-01-11 Richard Henderson <rth@redhat.com>
1887 * expr.c (store_constructor): Use rtvec_alloc instead of
1888 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1890 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1892 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1894 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1896 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1897 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1898 (TARGET_RWRELOC): Define.
1899 (ia64_rwreloc_section_type_flags): Delete.
1900 (ia64_section_type_flags): New function.
1901 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1902 (TARGET_RWRELOC): Define.
1904 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1907 * config/ia64/ia64.c (process_set): For alloc insn, only call
1908 process_epilogue is !frame_pointer_needed.
1910 2005-01-10 Roger Sayle <roger@eyesopen.com>
1913 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1914 unary operator and can't be treated as a binary/comparison operator.
1916 2005-01-10 Richard Henderson <rth@redhat.com>
1918 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1919 (ix86_return_in_memory): Likewise.
1920 (function_arg_advance): Likewise. Mirror structure in function_arg
1921 for choosing register to advance.
1923 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1925 * tree-vectorizer.c, tree.def: Fix comment typos.
1927 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1929 * config/s390/s390.c (struct processor_costs): 4 new fields:
1930 ddbr, ddr, debr, der.
1931 (s390_rtx_costs): More precise handling of divide instructions.
1933 2005-01-10 David Edelsohn <edelsohn@gnu.org>
1935 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
1937 2005-01-10 Jan Beulich <jbeulich@novell.com>
1939 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
1940 names resulting from -ffunction-sections/-fdata-sections and linkonce
1942 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
1943 based on the section name. Rearrange the section name comparison logic
1944 slightly so that each section name is compared against at most once.
1946 2005-01-10 Ben Elliston <bje@au.ibm.com>
1948 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
1949 targets for which -fPIC reduces limitations on the GOT size.
1951 2005-01-09 Falk Hueffner <falk@debian.org>
1953 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
1956 2005-01-09 David Edelsohn <edelsohn@gnu.org>
1959 * collect2.c (main): Set aixrtl_flag for -brtl option.
1960 (resolve_lib_name): Search for .so file extension before .a
1963 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
1965 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
1966 (vect_analyze_data_refs_alignment): Add dump prints.
1968 2005-01-09 Ira Rosen <irar@il.ibm.com>
1970 * tree-vectorizer.c (vect_analyze_offset_expr): Use
1971 expr_invariant_in_loop_p.
1972 Initialize outputs first thing in the function.
1973 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
1974 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
1975 (vect_analyze_pointer_ref_access): Check that the initial condition of
1976 the access function is loop invariant.
1978 2005-01-09 Richard Henderson <rth@redhat.com>
1980 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
1981 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
1982 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
1983 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
1984 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
1985 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
1986 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
1987 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
1988 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
1989 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
1990 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
1991 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
1992 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
1993 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
1994 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
1995 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
1996 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
1997 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
1998 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
1999 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2000 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2001 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2002 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2004 (mmx_clrdi, pavgusb): Remove.
2005 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2006 with leading sse_ prefix.
2007 * config/i386/sse.md: Receive them.
2008 * config/i386/mmx.md: New file.
2009 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2010 (subrv2sf3): Turn into expander for normal subtraction.
2011 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2012 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2013 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2014 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2015 commutative; use ix86_binary_operator_ok.
2016 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2017 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2018 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2019 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2020 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2021 Macroize from existing patterns; use ix86_binary_operator_ok.
2022 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2023 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2024 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2025 with vec_select+vec_concat.
2026 (mmx_pshufw, mmx_pshufw_1): Likewise.
2027 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2028 (mmx_uavgv4hi3): Model correctly.
2029 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2030 _mm_xor_si64): Remove casts.
2032 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2034 PR tree-optimization/19224
2035 * tree-scalar-evolution.c (get_instantiated_value,
2036 set_instantiated_value): New functions.
2037 (instantiate_parameters_1): Cache the results.
2038 (instantiate_parameters, resolve_mixers): Initialize and free
2041 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2043 * config/i386/i386.md (addhi_4): Correct reference in comment.
2046 2005-01-08 Richard Henderson <rth@redhat.com>
2048 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2049 (_mm_cvtsi128_si64x): Likewise.
2050 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2051 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2052 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2053 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2054 * config/i386/i386-protos.h: Update.
2055 * config/i386/i386.c (print_operand): Add 'H'.
2056 (ix86_fixup_binary_operands): Split out from ...
2057 (ix86_expand_binary_operator): ... here.
2058 (ix86_fixup_binary_operands_no_copy): New.
2059 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2060 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2061 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2062 (safe_vector_operand): Use CONST0_RTX.
2063 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2064 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2065 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2066 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2068 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2069 (IX86_BUILTIN_CMPNGESS): New.
2070 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2071 (attr type): Add sselog1.
2072 (attr unit, attr memory): Handle it.
2073 (movti, movti_internal, movti_rex64): Move near other integer moves.
2074 (movtf, movtf_internal): Move near other fp moves.
2075 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2076 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2077 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2078 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2079 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2080 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2081 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2082 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2083 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2084 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2085 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2086 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2087 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2088 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2089 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2090 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2091 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2092 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2093 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2094 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2095 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2096 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2097 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2098 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2099 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2100 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2101 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2102 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2103 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2104 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2105 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2106 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2107 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2108 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2109 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2110 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2111 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2112 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2113 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2114 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2115 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2116 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2117 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2118 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2120 (SSEPUSH, push<SSEPUSH>): Remove.
2121 (MMXPUSH, push<MMXPUSH>): Remove.
2122 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2123 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2124 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2125 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2126 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2127 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2128 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2129 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2130 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2131 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2132 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2133 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2134 (ppro_sse_log_V4SF): Handle sselog1.
2135 * config/i386/predicates.md (const_0_to_1_operand): New.
2136 (const_0_to_255_mul_8_operand): New.
2137 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2138 (const_2_to_3_operand, const_4_to_7_operand): New.
2139 * config/i386/sse.md: New file.
2140 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2141 (sse_movups): Rename from sse_movups_1.
2142 (sse_loadlss): Rename from sse_loadss_1.
2143 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2145 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2146 (absv4sf2, negv2df, absv2df): New.
2147 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2148 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2149 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2150 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2151 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2152 (sse3_addsubv4sf3): Model correctly.
2153 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2154 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2155 (sse_movhlps): Model with vec_select+vec_concat.
2156 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2157 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2158 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2159 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2160 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2161 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2162 sse2_pshufhw_1): Likewise.
2163 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2164 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2165 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2166 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2167 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2168 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2169 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2170 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2171 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2172 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2173 sminv8hi3): Mark commutative
2174 operands. Use ix86_binary_operator_ok.
2175 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2176 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2177 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2178 sse2_punpcklqdq): Allow operand2 in memory.
2179 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2180 sse2_movsd): Add memory alternatives.
2181 (sse_storelps): Turn expander into an insn; split after reload.
2182 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2183 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2185 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2187 * configure.ac (DWARF-2 debug_line): Use objdump.
2188 * configure: Regenerate.
2190 2005-01-08 Jeff Law <law@redhat.com>
2191 Diego Novillo <dnovillo@redhat.com>
2193 PR tree-optimization/18241
2194 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2195 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2196 statements with volatile operands.
2197 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2198 operands after marking a statement with has_volatile_ops.
2200 2005-01-08 Roger Sayle <roger@eyesopen.com>
2202 * tree.c (int_fits_type_p): Always honor integer constant
2203 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2205 2005-01-08 Roger Sayle <roger@eyesopen.com>
2207 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2208 the latent bug in rtl_delete_block has been resolved.
2210 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2212 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2213 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2215 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2217 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2218 library as @multilib_dir@/$(SHLIB_SONAME).
2220 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2222 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2223 * configure: Regenerate.
2225 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2227 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2230 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2233 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2234 Convert non-word aligned offset address using ld/std into
2237 2005-01-07 Richard Henderson <rth@redhat.com>
2239 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2241 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2243 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2245 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2247 PR tree-optimization/19283
2248 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2249 is not shorter than the original type.
2251 PR rtl-optimization/19012
2252 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2254 PR rtl-optimization/18861
2255 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2256 (FULL_STATE): Define.
2257 (mark_tablejump_edge): New function.
2258 (purge_dead_tablejump_edges): New function.
2259 (find_bb_boundaries): Use it.
2261 PR tree-optimization/18828
2262 * builtins.c (expand_builtin_next_arg): Remove argument and all
2263 the argument checking.
2264 (expand_builtin): Adjust caller.
2265 (expand_builtin_va_start): Likewise. Remove error for too many
2267 (fold_builtin_next_arg): Issue error for too many arguments.
2268 After checking arguments, replace them with magic arguments that
2269 prevent further checking of the args.
2271 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2273 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2275 2005-01-06 Roger Sayle <roger@eyesopen.com>
2278 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2279 and %{.S:...} (and their negative variants) to test whether the
2280 input file is assembler or pre-processed-assembler independent of
2281 the actual filename extension.
2283 2005-01-06 Roger Sayle <roger@eyesopen.com>
2285 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2286 of sign or zero extended values.
2288 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2290 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2291 for IBM long double format correctly.
2293 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2295 Fix PR tree-optimization/18792
2297 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2298 to first_loop_depth, and use loop depth instead of loop number.
2299 (build_classic_dir_vector): Ditto.
2300 (compute_data_dependences_for_loop): Use depth, not loop number.
2301 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2302 number. Pass in loops, instead of loop numbers.
2303 (gather_interchange_stats): Ditto.
2304 (linear_transform_loops): Ditto.
2306 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2309 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2310 biv_fits_mode_p, extension_within_bounds_p): New functions.
2311 (check_ext_dependent_givs): Use them.
2313 2005-01-06 Roger Sayle <roger@eyesopen.com>
2315 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2316 more than one barrier, in which case we should delete them all.
2318 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2320 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2322 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2324 Fix PR middle-end/19286
2326 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2327 output this subprogram, simply ignore this attempt to do it again.
2328 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2329 origin attribute if it's not possible.
2330 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2331 (decls_for_scope): Ditto.
2332 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2333 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2335 2005-01-05 Richard Henderson <rth@redhat.com>
2338 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2339 (bdesc_2arg): Use it.
2340 (ix86_expand_binop_builtin): Force operands into registers
2342 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2343 ix86_expand_sse_compare, ix86_expand_sse_comi,
2344 ix86_expand_builtin): Likewise.
2346 2005-01-05 Richard Henderson <rth@redhat.com>
2348 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2350 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2351 (mulv4hi3): Set itanium_class mmmul.
2352 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2353 (fpack): Rename from fpack_sfsf.
2355 2005-01-05 Richard Henderson <rth@redhat.com>
2358 * reload1.c (do_input_reload): Restrict the optimization deleteing
2359 a previous output reload to RELOAD_FOR_INPUT.
2361 2005-01-05 Steven Bosscher <stevenb@suse.de>
2363 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2364 comment that we fall through after case.
2365 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2366 (distribute_links): Likewise.
2367 * cse.c (cse_insn): Likewise.
2368 * cselib.c (cselib_invalidate_mem): Likewise.
2369 * df.c: Update comments at the top of the file.
2370 (read_modify_subreg_p): Update comments here too.
2371 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2372 * flow.c (mark_set_1): Likewise.
2373 (mark_used_regs): Likewise.
2374 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2375 (canon_list_insert): Likewise.
2376 (mark_set): Likewise.
2377 (try_replace_reg): Likewise.
2378 (store_killed_in_insn): Likewise.
2379 * loop.c (count_one_set): Likewise.
2380 (basic_induction_var): Likewise.
2381 * postreload-gcse.c (find_mem_conflicts): Likewise.
2382 * postreload.c (reload_combine_note_store): Likewise.
2383 (move2add_note_store): Likewise.
2384 * reload.c (find_equiv_reg): Likewise.
2385 (mark_referenced_resources): Likewise.
2386 * rtlanal.c (set_noop_p): Likewise.
2387 (note_stores): Likewise.
2388 (note_uses): Likewise.
2389 * sched-deps.c (sched_analyze_1): Likewise.
2390 * sched-rgn.c (check_live_1): Likewise.
2391 (update_live_1): Likewise.
2392 * config/i860/i860.c: Likewise.
2394 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2396 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2398 * doc/rtl.texi: Update documentation for bit-fields and SET.
2400 2005-01-05 Roger Sayle <roger@eyesopen.com>
2402 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2404 2005-01-05 Jan Hubicka <jh@suse.cz>
2405 Richard Henderson <rth@redhat.com>
2408 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2411 2005-01-05 Richard Henderson <rth@redhat.com>
2414 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2415 (sse_shufps): Change operand 3 to const_int_operand.
2416 (sse2_storelps): Fix typo in template.
2417 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2418 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2419 (ix86_expand_builtin): Likewise.
2421 2005-01-05 Julian Brown <julian@codesourcery.com>
2423 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2424 as aggregates for AAPCS ABIs.
2426 2005-01-05 Stan Shebs <shebs@apple.com>
2428 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2429 Mach-O getters if ppc64.
2430 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2432 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2433 signed four-byte field for global code case.
2434 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2436 2005-01-05 Roger Sayle <roger@eyesopen.com>
2439 * c-common.c: Include real.h.
2440 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2441 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2442 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2443 * Makefile.in (c-common.o): Update dependencies.
2445 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2447 * c-parse.in (asm_string): Add trailing semicolon.
2449 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2451 * c-parse.in (asm_string): New. Don't allow wide strings in
2453 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2454 asm_string instead of STRING.
2456 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2458 * c-typeck.c (constructor_no_implicit): Remove.
2459 (set_designator, process_init_element): Don't check
2460 constructor_no_implicit.
2462 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2463 Kaz Kojima <kkojima@gcc.gnu.org>
2466 * lcm.c (create_pre_exit): New.
2467 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2468 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2470 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2472 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2473 -msoft-float in target_float_switch.
2474 * arm.c (arm_override_options): Fix processing of target_float_switch.
2476 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2478 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2481 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2483 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2484 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2486 2005-01-04 Roger Sayle <roger@eyesopen.com>
2488 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2489 if deleting the then-block allows the test-block to fallthru to the
2492 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2495 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2496 after the full declaration if the are in two different TUs.
2498 2005-01-04 Richard Henderson <rth@redhat.com>
2501 * tree-sra.c (generate_one_element_init): Just
2502 call gimplify_and_add.
2503 (generate_element_init): Record the
2504 new referenced variables and mark them for renaming
2505 and split out to ...
2506 (generate_element_init_1): This.
2507 (scalarize_init): Don't call push_gimplify_context/
2508 pop_gimplify_context.
2510 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2512 * toplev.c (get_src_pwd): Handle failure of getpwd().
2514 2005-01-04 Roger Sayle <roger@eyesopen.com>
2516 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2518 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2519 all the cases handled by it are inverted by invert_truthvalue.
2521 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2523 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2524 (save_register_windowsi): Likewise.
2526 2005-01-04 Richard Henderson <rth@redhat.com>
2528 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2530 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2533 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2534 any simplifications of vector mode comparison operators.
2535 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2537 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2538 Devang Patel <dpatel@apple.com>
2540 PR tree-optimization/18308
2541 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2542 the operands before creating a new expression.
2543 * dojump.c (do_jump): Make drop_through_label available
2544 for all cases. Add expansion of COND_EXPR.
2546 2005-01-04 Ira Rosen <irar@il.ibm.com>
2548 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2549 INTEGER_CST instead of TREE_CONSTANT.
2550 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2551 instead of TREE_CONSTANT.
2552 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2553 instead of TREE_CONSTANT.
2555 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2557 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2559 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2562 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2563 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2565 2005-01-03 Richard Henderson <rth@redhat.com>
2567 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2568 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2569 fold_convert_const_real_from_real): Split out from ...
2570 (fold_convert_const): ... here.
2572 2005-01-03 Richard Henderson <rth@redhat.com>
2575 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2576 (mov<MMXMODEI>_internal): Likewise.
2577 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2578 Add V2SF case; use it for SSE1; don't use TI.
2579 (movdf_integer): Likewise.
2580 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2582 2005-01-03 Ira Rosen <irar@il.ibm.com>
2584 * tree-vectorizer.c (vect_strip_conversions): New function.
2585 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2586 check for binary class.
2588 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2592 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2594 * gimple-low.c (mark_blocks_with_used_vars): New function.
2595 (mark_blocks_with_used_subblocks): Ditto.
2596 (mark_used_blocks): Ditto.
2597 (pass_mark_used_blocks): New pass.
2598 * tree-inline.c: Include debug.h.
2599 (expand_call_inline): Call outlining_inline_function here.
2600 * tree-optimize.c (init_tree_optimization_passes): Add
2601 pass_mark_used_blocks.
2602 * tree-pass.h (pass_mark_used_blocks): New.
2603 * Makefile.in (tree-inline.o): Add debug.h dependency.
2605 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2607 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2608 VAR_DECLs to have weak_import attribute.
2610 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2613 2004-01-03 Steven Bosscher <stevenb@suse.de>
2615 * passes.c (rest_of_compilation): Don't run regmove if only
2616 flag_expensive_optimizations, require flag_regmove instead.
2618 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2620 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2622 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2623 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2624 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2625 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2627 2005-01-03 Richard Henderson <rth@redhat.com>
2629 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2630 (ia64_const_ok_for_letter_p): New.
2631 (ia64_const_double_ok_for_letter_p): New.
2632 (ia64_extra_constraint): New.
2633 (ia64_expand_vecint_compare): New.
2634 (ia64_expand_vcondu_v2si): New.
2635 (ia64_expand_vecint_cmov): New.
2636 (ia64_expand_vecint_minmax): New.
2637 (ia64_print_operand): Add 'v'.
2638 (ia64_preferred_reload_class): New.
2639 (ia64_vector_mode_supported_p): New.
2640 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2641 (PREFERRED_RELOAD_CLASS): Move to function.
2642 (CONST_OK_FOR_LETTER_P): Move to function.
2643 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2644 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2645 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2646 (EXTRA_CONSTRAINT): Move to function.
2647 * config/ia64/ia64.md: Include vect.md.
2648 (itanium_class): Add mmalua.
2650 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2652 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2653 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2655 (const_int_2bit_operand): New.
2656 (fr_reg_or_0_operand): New.
2657 * config/ia64/ia64-modes.def: Add vector modes.
2658 * config/ia64/ia64-protos.h: Update.
2659 * config/ia64/vect.md: New file.
2661 2005-01-03 Richard Henderson <rth@redhat.com>
2663 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2665 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2668 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2670 (log1pdf2): Change mode of operands[0,1] to DFmode.
2672 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2674 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2675 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2676 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2677 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2678 SPARC_RELAXED_ORDERING.
2680 2005-01-03 Richard Henderson <rth@redhat.com>
2681 Uros Bizjak <uros@kss-loka.si>
2684 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2685 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2686 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2688 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2689 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2690 const_pow2_1_to_128_operand): New predicates.
2692 2005-01-02 Greg McGary <greg@mcgary.org>
2694 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2696 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2697 object. [ptr_type]: Remove unused variable.
2698 Remember nearest addressable array-element or record-component
2699 when checking bitfield components. Tolerate empty BIND_EXPR.
2701 2005-01-01 Richard Henderson <rth@redhat.com>
2703 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2704 that don't narrow the value. Fail for other conversions.
2706 2005-01-01 Richard Henderson <rth@redhat.com>
2709 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2710 * c-lang.c (finish_file): Don't do it here.
2711 * objc/objc-act.c (objc_finish_file): Likewise.
2713 * cgraph.c (decl_assembler_name_equal): New.
2714 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2715 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2716 * cgraph.h (struct cgraph_varpool_node): Add next.
2717 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2718 * varasm.c (assemble_alias): Mark the target as needed.
2720 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2723 * function.c (get_arg_pointer_save_area): Use entry_of_function
2724 instead of get_insns.
2726 2005-01-01 Roger Sayle <roger@eyesopen.com>
2727 Andrew Pinski <pinskia@physics.uc.edu>
2728 James E. Wilson <wilson@specifixinc.com>
2730 PR rtl-optimization/12092
2731 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2734 2005-01-01 Roger Sayle <roger@eyesopen.com>
2735 Olivier Hainque <hainque@act-europe.fr>
2737 * tree.c (int_fits_type_p): A narrower type always fits in a
2738 wider one, except for negative values into unsigned types.
2740 2005-01-01 Roger Sayle <roger@eyesopen.com>
2742 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2743 with the original constant rather than require TREE_OVERFLOW.
2745 2005-01-01 Steven Bosscher <stevenb@suse.de>
2748 * c-decl.c (finish_function): If compiling C99, annotate the
2749 compiler generated return with the current file name and line 0.
2750 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2751 the source line is greater than 0.
2752 (remove_bb): Likewise.
2754 See ChangeLog.12 for earlier changes.