1 2005-01-29 Richard Henderson <rth@redhat.com>
4 * expr.c (store_field): Don't strip sub-mode cast when the input
7 2005-01-29 Richard Henderson <rth@redhat.com>
10 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
13 2005-01-29 Richard Henderson <rth@redhat.com>
15 * combine.c (make_field_assignment): Fix argument order
18 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
20 PR tree-optimization/15791
21 * fold-const.c (extract_array_ref): New function.
22 (fold): Fold comparisons between &a[i] and &a[j] or
23 semantically equivalent trees.
25 2005-01-29 Jeff Law <law@redhat.com>
27 * gcse.c (insert_expr_in_table): Revamp handling of available
28 and anticipatable occurrence lists to avoid unnecessary list
30 (insert_set_in_table): Similarly.
32 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
34 * c-common.c (fix_string_type): Just use c_build_qualified_type to
36 (c_build_qualified_type): Build qualified array types with
37 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
38 * c-decl.c (c_make_fname_decl): Build unqualified array type
39 before qualified type.
40 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
41 type is qualified, not just if type itself is. Don't apply
42 qualifiers to array type when declarator is processed. Apply
43 qualifiers to field type whether or not it is an array type.
44 Don't handle array types specially for applying qualifiers to
46 * c-typeck.c (composite_type): Build unqualified element type and
47 array type when forming composite of array types.
48 (common_pointer_type, comptypes, comp_target_types,
49 type_lists_compatible_p, build_indirect_ref, build_array_ref,
50 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
52 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
53 (args2) in variables a1 and a2.
55 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
57 * cse.c (n_elements_made, max_elements_made): Remove.
58 (insert): Don't touch n_elements_made.
59 (cse_main): Don't touch n_elements_made or max_elements_made.
61 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
64 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
65 configuration part of dp-bit.c to be lost.
67 2005-01-28 Roger Sayle <roger@eyesopen.com>
69 * expmed.c (expand_mult_highpart_optab): When attempting to use
70 a non-widening multiplication in a wider mode, the operands need
71 to be converted (zero or sign extended) to that mode.
73 2005-01-28 Ian Lance Taylor <ian@airs.com>
77 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
78 through if both operands fall through.
80 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
82 * cse.c (fold_rtx) <PC>: Don't optimize.
84 2005-01-28 Jeff Law <law@redhat.com>
86 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
87 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
89 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
91 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
92 cse_reg_info_used_list_end): Remove.
93 (cse_reg_info_list, cse_reg_info_list_free): New.
94 (get_cse_reg_info): When allocating an instance of
95 cse_reg_info, add it to the beginning of the cse_reg_info_list
96 list. Remove code to maintain cse_reg_info_used_list.
97 (new_basic_block): Reset the free list to the beginning of
100 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
102 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
103 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
104 (frv_expand_mdpackh_builtin): New function.
105 (frv_expand_builtin): Use it to expand __MDPACKH.
106 * doc/extend.texi (__MDPACKH): Update documentation.
108 2005-01-28 Uros Bizjak <uros@kss-loka.si>
110 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
111 SSE_FLOAT_MODE_P for use_sse computation.
113 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
116 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
118 2005-01-27 Richard Henderson <rth@redhat.com>
120 * builtins.c (expand_builtin_copysign): New.
121 (expand_builtin): Call it.
122 * genopinit.c (optabs): Add copysign_optab.
123 * optabs.c (init_optabs): Initialize it.
124 (expand_copysign): New.
125 * optabs.h (OTI_copysign, copysign_optab): New.
126 (expand_copysign): Declare.
128 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
129 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
131 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
132 (ix86_expand_fp_absneg_operator): ... here.
133 (ix86_split_copysign): New.
134 * config/i386/i386-protos.h: Update.
135 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
136 (copysignsf3, copysigndf3): New.
138 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
139 (copysignsf3, ncopysignsf3): New.
140 (copysigndf3, ncopysigndf3): New.
141 (copysignxf3, ncopysignxf3): New.
142 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
144 2005-01-27 Arend Bayer <arend.bayer@web.de>
145 Kazu Hirata <kazu@cs.umass.edu>
147 * cse.c: (find_best_addr): Don't call copy_rtx before calling
148 fold_rtx. Save cost recomputation if fold_rtx did nothing.
149 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
152 2005-01-27 Jeff Law <law@redhat.com>
154 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
155 definitions of SSA_NAMEs which are not being rewritten.
156 (rewrite_ssa_into_ssa): Only initialize the current definition
157 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
158 If checking is enabled, assert that SSA_NAME_AUX is clear for all
159 SSA_NAMEs before returning.
161 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
163 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
164 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
165 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
166 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
167 config/mips/iris6.h, config/sh/sh.c: Update copyright.
169 2005-01-27 Steven Bosscher <stevenb@suse.de>
172 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
173 higher to -O2 and higher. Likewise for tree PRE.
174 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
177 2005-01-27 Ian Lance Taylor <ian@airs.com>
180 * gimple-low.c (try_catch_may_fallthru): New static function.
181 (block_may_fallthru): Handle TRY_CATCH_EXPR.
182 * tree-inline.c (expand_call_inline): Don't warn about reaching
183 the end of a non-void function being inlined if the function uses
186 2005-01-27 Jakub Jelinek <jakub@redhat.com>
188 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
191 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
192 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
193 (implicitly_declare): Handle error_mark_node.
195 2005-01-27 Richard Henderson <rth@redhat.com>
198 * tree.h (struct tree_decl): Add debug_expr_is_from.
199 (DECL_DEBUG_EXPR_IS_FROM): New.
200 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
201 * dwarf2out.c (dwarf2out_var_location): Update to match.
202 * tree-outof-ssa.c (create_temp): Likewise.
203 * var-tracking.c (track_expr_p): Likewise.
204 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
205 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
206 * toplev.c (default_tree_printer): Likewise.
208 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
210 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
211 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
213 2005-01-27 Steven Bosscher <stevenb@suse.de>
215 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
216 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
217 ASM_CLOBBERS): Add tree checks.
219 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
220 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
221 * c-common.def (SWITCH_STMT): Update to match.
222 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
223 macros instead of SWITCH_EXPR ones.
224 * c-dump.c (c_dump_tree): Likewise.
225 * c-gimplify.c (gimplify_switch_stmt): Likewise.
226 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
228 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
230 2005-01-27 Alan Modra <amodra@bigpond.net.au>
232 * unwind-dw2.c (execute_stack_op): Add missing cases for
233 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
235 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
237 * config.gcc (Obsolete configurations): Remove 'dummy', add
238 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
241 2005-01-26 Diego Novillo <dnovillo@redhat.com>
243 PR tree-optimization/19633
244 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
246 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
247 are no call-clobbered variables.
248 * tree-outof-ssa.c (check_replaceable): Return false for calls
251 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
253 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
254 even for variables with NULL DECL_INITIAL.
256 2005-01-26 Stuart Hastings <stuart@apple.com>
258 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
260 2005-01-26 Richard Henderson <rth@redhat.com>
263 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
265 * expr.c (store_field): Strip conversions to odd-bit-sized types
266 if the destination field width matches.
268 2005-01-26 Richard Henderson <rth@redhat.com>
270 * c-decl.c, expmed.c, expr.c: Revert last change.
272 2005-01-26 Richard Henderson <rth@redhat.com>
275 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
277 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
278 if we don't need the bits above those present in the current mode.
279 * expr.c (store_field): Strip conversions to odd-bit-sized types
280 if the destination field width matches.
282 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
284 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
285 either -ffast-math or -funsafe-math-optimizations is in use.
287 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
291 * config/avr/avr.c (notice_update_cc): Only set condition code for
292 ashrqi3 if shift count > 0.
293 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
294 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
295 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
296 count <= 0 as a no-op, and shift count >= width by copying zero
297 or sign bit to all bits of the result.
298 * config/avr/avr.md (all shifts): Add alternatives for zero shift
299 count, with attribute "length" set to 0 and "cc" set to "none".
301 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
303 * doc/invoke.texi: Document -mTLS.
305 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
306 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
307 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
308 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
309 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
310 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
311 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
312 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
314 * configure.ac: Check for a TLS capable gas.
316 * configure: Regenerate.
318 2005-01-26 Richard Henderson <rth@redhat.com>
321 * combine.c (make_field_assignment): Simplify store to zero_extract
322 from a source with an overlapping mask.
324 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
326 2004-11-11 Eric Christopher <echristo@redhat.com>
328 * config/frv/frv.md: Add fr400_integer automaton. Don't
329 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
332 2005-01-26 Steven Bosscher <stevenb@suse.de>
335 * cfgbuild.c (make_edges): Do not clear or set
336 current_function_has_computed_jump.
337 * function.h (struct function): Remove the has_computed_jump field.
338 (current_function_has_computed_jump): Do not define.
339 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
340 in a computed jump. Ignore current_function_has_computed_jump.
342 2005-01-26 Richard Henderson <rth@redhat.com>
345 * expr.c (categorize_ctor_elements): New argument p_must_clear.
346 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
348 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
349 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
350 objects into static storage if they have more than one non-zero value.
351 * tree.h (categorize_ctor_elements): Update decl.
353 2005-01-26 Steven Bosscher <stevenb@suse.de>
356 * tree.h (CALL_EXPR_TAILCALL): Add comment.
357 * calls.c (check_sibcall_argument_overlap_1): Revert the change
358 to this function from 2004-07-10.
359 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
360 the current function for tail call optimizations if the address
361 of one of it its arguments is taken.
363 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
365 * cse.c (fold_rtx): Call equiv_constant only when necessary.
367 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
369 * function.c (expand_function_end): If current_function_calls_alloca,
370 emit stack restore in a place that is reached when the function falls
373 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
375 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
376 rule to avoid matching inappropriate suffix rule.
378 2005-01-26 Jan Hubicka <jh@suse.cz>
380 PR tree-optimization/19241
381 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
383 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
385 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
386 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
388 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
389 <sim*>: Always use crt1.o, regardless of N in simN.
390 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
391 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
392 (CRT_CALL_STATIC_FUNCTION): Remove.
393 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
394 use crt1.o, regardless of N in simN.
395 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
396 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
397 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
398 case isystem setting.
399 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
401 2005-01-25 Ian Lance Taylor <ian@airs.com>
403 * gimple-low.c (block_may_fallthru): Correct handling of
404 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
406 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
408 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
409 handlers to match indentation; nested under the mtune=* handler.
410 Similar for mcpu= and march=.
412 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
414 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
415 * config/mips/linux64.h (LIB_SPEC): Likewise.
416 * config/mn10300/linux.h (LIB_SPEC): Likewise.
417 * config/sh/linux.h (LIB_SPEC): Likewise.
419 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
421 * config/frv/frv.c (frv_legitimize_tls_address): New.
422 (TARGET_HAVE_TLS): Define.
423 (FRV_SYMBOL_REF_TLS_P): Define.
424 (frv_override_options): Handle new register classes.
425 (frv_legitimate_address_p): Reject tls addresses.
426 (frv_legitimize_address): Handle TLS addresses.
427 (gen_inlined_tls_plt): New.
429 (frv_legitimize_tls_address): New.
430 (unspec_got_name): Add TLS entries.
431 (got12_operand): Add R_FRV_TLSMOFF12 case.
432 (frv_emit_move): Fixup TLS addresses.
433 (frv_emit_movsi): Legitimize TLS addresses.
435 * config/frv/frv.h (MASK_BIG_TLS): New.
436 (TARGET_BIG_TLS): New.
437 (HAVE_AS_TLS): Define.
438 (TARGET_SWITCHES): Add -mTLS and -mtls options.
439 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
440 (REG_CLASS_NAMES): Same.
441 (REG_CLASS_CONTENTS): Same.
442 (CONSTRAINT_LEN): New.
443 (REG_CLASS_FROM_CONSTRAINT): New.
444 (PREDICATE_CODES): Add symbolic_operand.
446 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
447 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
448 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
449 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
450 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
451 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
452 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
453 GR9_REG, GR14_REG, LRREG.
454 (type): Add load_or_call attribute.
455 ("load_or_call"): New reservation.
456 ("call_gettlsoff"): New.
457 ("tls_indirect_call"): New.
458 ("tls_load_gottlsoff12"): New.
459 ("tlsoff_hilo"): New.
460 ("tls_tlsdesc_ldd"): New.
461 ("tls_tlsoff_ld"): New.
464 * config/frv/frv-protos.h (symbolic_operand): Protoize.
466 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
468 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
469 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
470 * config/frv/frv.c (TLS_BIAS): Define.
471 (frv_output_dwarf_dtprel): New.
473 2005-01-26 Jakub Jelinek <jakub@redhat.com>
475 PR rtl-optimization/19579
476 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
477 both A and B, see if they don't clobber registers the other expr uses.
479 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
481 * real.c (do_add): Initialize signalling and canonical members.
483 * real.c (real_from_integer): Zero out destination.
485 2005-01-18 Jan Hubicka <jh@suse.cz>
487 PR tree-optimize/19337
488 * tree-inline.c (initialize_inlined_parameters): Copy
489 saved_static_chain_decl only.
491 2005-01-25 Richard Henderson <rth@redhat.com>
495 * config/i386/i386.c (x86_inter_unit_moves): Zero.
496 (ix86_preferred_reload_class): Rewrite fp-constant section, with
497 80387 enabled, to return a proper subclass. Return the subset that
498 overlaps with GENERAL_REGS for PLUS.
499 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
501 2005-01-25 Richard Henderson <rth@redhat.com>
504 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
506 2005-01-25 Roger Sayle <roger@eyesopen.com>
508 * expmed.c (choose_multiplier): Change interface to return the
509 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
510 (expand_divmod): Update calls to choose_multiplier.
512 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
515 * expmed.c (extract_bit_field): Use adjust_address instead of
516 gen_lowpart when op0 is a MEM.
518 2005-01-24 Steven Bosscher <stevenb@suse.de>
520 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
522 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
524 * config/mips/irix-csr.c: New file.
525 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
526 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
527 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
530 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
533 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
534 sparc/elf.h, add sparc/sp-elf.h.
535 (sparc-*-rtems*): Likewise.
536 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
537 tm-dwarf2.h, add sparc/sp-elf.h.
538 (sparc86x-*-elf): Likewise.
539 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
540 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
541 TARGET_OS_CPP_BUILTINS.
542 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
543 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
545 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
546 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
547 (SWITCH_TAKES_ARG): Likewise.
548 (LOCAL_LABEL_PREFIX): Likewise.
549 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
550 (TARGET_N_FORMAT_TYPES): Delete.
551 (TARGET_FORMAT_TYPES): Likewise.
552 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
553 * config/sparc/elf.h: Delete.
554 * config/sparc/sp-elf.h: New file.
556 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
558 * tree-flow-inline.h (phi_arg_from_edge): Remove.
559 * tree-flow.h: Remove the corresponding prototype.
560 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
561 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
563 2005-01-24 Jakub Jelinek <jakub@redhat.com>
566 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
567 for AIX ABI or ELF -fPIC.
568 (rs6000_emit_load_toc_table): Don't create toc_section here.
569 (rs6000_xcoff_file_start): Nor here.
571 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
573 * sh.c (ra.h): Don't #include.
574 (hard_regs_intersect_p): New function, resurrected from ra.c.
576 * sh.c: Fix 1996 Copyright.
578 2005-01-24 Richard Henderson <rth@redhat.com>
579 Aldy Hernandez <aldyh@redhat.com>
581 * regrename.c (note_sets): Handle subregs.
583 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
586 * genconditions.c (write_header, write_conditions): Elide file if
589 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
591 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
592 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
595 2005-01-24 Jakub Jelinek <jakub@redhat.com>
597 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
598 expand_builtin_printf, expand_builtin_fprintf,
599 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
600 checking against POINTER_TYPE.
601 (validate_arglist): Handle POINTER_TYPE code by checking
604 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
606 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
608 (for_each_rtx): Call for_each_rtx_1.
609 * rtl.h (init_rtlanal): Declare.
610 * toplev.c (backend_init): Call init_rtlanal.
612 2005-01-24 Jakub Jelinek <jakub@redhat.com>
614 * flow.c (propagate_one_insn): Formatting.
617 * flow.c (libcall_dead_p): Be more conservative if unsure.
618 If there are any instructions between insn and call, see if they are
619 all dead before saying the libcall is dead.
621 2005-01-24 Uros Bizjak <uros@kss-loka.si>
623 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
624 operand constraint for operand 0.
626 2005-01-23 Richard Henderson <rth@redhat.com>
629 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
630 edges leading to join block.
632 2005-01-23 Roger Sayle <roger@eyesopen.com>
634 * expmed.c (expand_mult_highpart): Make static. Change type of
635 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
636 (expand_divmod): Updates calls to expand_mult_highpart by using
637 gen_int_mode to pass a CONST_INT rtx.
638 * rtl.h (expand_mult_highpart): Remove prototype.
640 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
642 * flow.c (regset_bytes, regset_size): Remove.
644 * cfganal.c: Fix a reference to Harvey's paper.
646 2005-01-23 Steven Bosscher <stevenb@suse.de>
648 PR rtl-optimization/19464
649 * tree-optimize.c (init_tree_optimization_passes): Add one more
650 copyrename pass just before out-of-ssa.
652 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
655 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
656 * ggc-none.c (ggc_free): Define.
658 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
660 * cse.c (max_reg, max_insn_uid): Remove.
661 (cse_main): Don't access max_reg or max_insn_uid.
663 * c-common.c (explicit_flag_signed_bitfields,
664 lang_statement_code_p, lang_expand_function_end): Remove.
665 * c-common.h: Remove the corresponding declarations.
666 * c-opts.c (c_common_handle_option): Remove all write access
667 to explicit_flag_signed_bitfields.
669 * cgraph.c (cgraph_varpool_n_nodes): Remove.
670 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
671 * cgraph.h: Remove the corresponding declaration.
673 * gcse.c (null_pointer_info): Remove.
675 2005-01-23 Roger Sayle <roger@eyesopen.com>
676 Eric Botcazou <ebotcazou@libertysurf.fr>
678 * combine.c (simplify_logical): Only simplify logical expressions
679 of the form ior(and(x,y),z) by the inverse distributive law if the
680 result is cheaper than the original.
682 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
684 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
685 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
686 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
687 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
688 config/freebsd-spec.h, config/arm/arm.h,
689 config/h8300/h8300.md, config/i386/i386.md,
690 config/i386/predicates.md, config/i386/sse.md,
691 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
692 config/vax/vax.md: Fix comment typos. Follow spelling
695 2005-01-23 Steven Bosscher <stevenb@suse.de>
697 * gengtype.c (walk_type): Produce `not equal to' compares for loop
698 tests, instead of `less than'.
700 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
702 * function.c (assign_parm_setup_block): When creating a new stack slot
703 for a parameter, get its alignment from the parameter's DECL_ALIGN
704 rather than the type's TYPE_ALIGN. Make sure that the parameter
705 is at least word aligned.
707 2005-01-22 Roger Sayle <roger@eyesopen.com>
710 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
712 2005-01-22 Richard Henderson <rth@redhat.com>
715 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
716 in both compare operands.
717 (movdfcc_1_sse_max): Likewise.
718 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
719 (movdfcc_1_sse): Likewise.
720 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
721 scratch register as needed.
723 2005-01-22 Richard Henderson <rth@redhat.com>
725 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
727 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
729 2005-01-22 Richard Henderson <rth@redhat.com>
731 * genopinit.c (optabs): Use smin/smax for floating point too.
732 * doc/md.texi: Update to match. Clarify that floating point
733 results are undefined for +0/-0 and NaN.
734 * doc/rtl.texi: Likewise.
735 * rtl.def (SMIN, SMAX): Likewise
736 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
738 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
739 leading 's' to the name.
740 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
741 smaxxf3, sminxf3): Likewise.
742 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
745 2005-01-22 Paul Brook <paul@codesourcery.com>
747 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
749 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
751 * config/s390/s390.c (struct processor_costs): New fields
752 dlgr, dlr, dr, dsgfr, dsgr.
753 (z900_cost, z990_cost): Values for new fields.
754 (s390_rtx_costs): New cases MEM und COMPARE in switch
755 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
756 DIV, MOD, UDIV, UMOD.
758 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
760 * config/s390/s390.md ("doloop_si64"): Reload input value directly
761 into the register being decremented.
762 ("doloop_si31", "doloop_di"): Likewise.
763 ("*doloop_si_long"): Adapt pattern.
765 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
767 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
769 (CLASS_MAX_NREGS): Likewise.
771 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
773 * doc/tree-ssa.texi (Statement Operands): Add example for new
774 must-def macro. Note deprecation of old operands interface.
776 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
778 PR tree-optimization/19484
779 * tree-cfg.c (remove_fallthru_edge): New function.
780 (cleanup_control_flow): Remove fallthru edges from calls that are
781 now known not to return.
783 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
785 Fix PR tree-optimization/19038
786 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
787 copies with loop variant ones.
789 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
791 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
792 config/alpha/alpha-protos.h, config/alpha/alpha.h,
793 config/alpha/alpha.md, config/alpha/predicates.md,
794 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
795 config/sparc/sol2.h: Update copyright.
797 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
798 first label to see if it is a nonlocal label.
800 2005-01-22 David Edelsohn <edelsohn@gnu.org>
801 Andrew Pinski <pinskia@physics.uc.edu>
804 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
805 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
807 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
809 * config/rs6000/rtems.h: Update copyright.
811 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
814 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
815 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
816 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
818 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
821 * c-typeck.c (convert_arguments): Check for error_mark_node.
823 2005-01-21 Ian Lance Taylor <ian@airs.com>
825 PR tree-optimization/13000
826 * tree-inline.c: Include "tree-flow.h".
827 (expand_call_inline): If warn_return_type, warn if non-void inline
828 function falls through.
829 * tree-cfg.c (execute_warn_function_return): Don't warn about
830 control reaching end if TREE_NO_WARNING is set. Set
832 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
834 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
835 branch if we don't need one.
836 * c-typeck.c: Include "tree-flow.h"
837 (c_finish_bc_stmt): Don't add a goto if the current statement
838 list doesn't fall through to the current point.
840 2005-01-21 Roger Sayle <roger@eyesopen.com>
842 PR rtl-optimization/576
843 * real.c (real_arithmetic): Change return type from void to bool
844 to return an indication that the result may be inexact.
845 * real.h (real_arithmeric): Update prototype.
846 * fold-const.c (const_binop): Don't constant fold floating
847 point expressions when the user specifies -frounding-math and
848 the result may depend upon the run-time rounding mode.
849 (fold_convert_const_real_from_real): Clean-up.
850 (fold_initializer): Ignore flag_rounding_math for initializers.
851 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
852 constant fold FP operations with flag_rounding_math if the
853 result may depend upon the run-time rounding mode.
855 2005-01-21 Tom Tromey <tromey@redhat.com>
857 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
859 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
861 * tree-cfg.c: Fix comment typos.
863 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
865 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
866 around the call to rest_of_handle_branch_target_load_optimize.
868 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
870 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
871 (sparc64-*-openbsd*): Likewise.
872 (sparclite-*-elf*): Include tm-dwarf2.h.
873 (sparc86x-*-elf*): Likewise.
874 (sparc64-*-elf*): Likewise.
875 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
876 (DBX_DEBUGGING_INFO): Likewise.
877 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
878 (PREFERRED_DEBUGGING_TYPE): Likewise.
879 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
880 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
881 (PREFERRED_DEBUGGING_TYPE): Likewise.
882 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
883 (PREFERRED_DEBUGGING_TYPE): Likewise.
884 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
886 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
889 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
891 2005-01-20 Paul Brook <paul@codesourcery.com>
893 * doc/rtl.texi: Document value extension requirements for CONST_INT.
895 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
897 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
898 label is first in a sequence of labels.
900 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
902 2005-01-20 Janis Johnson <janis187@us.ibm.com>
903 Giovanni Bajo <giovannibajo@gcc.gnu.org>
905 * doc/sourcebuild.texi (Test Directives): New.
907 2005-01-20 Roger Sayle <roger@eyesopen.com>
909 * real.c (real_floor): Don't leave the result uninitialized when
910 mode is VOIDMode, but return the unrounded intermediate value.
911 (real_ceil): Likewise.
913 2005-01-20 Paul Brook <paul@codesourcery.com>
915 * config/arm/arm.md (insv): Use gen_int_mode.
917 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
919 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
920 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
921 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
922 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
923 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
925 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
928 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
929 fbreg, so we have to assume we can't.
930 (loc_descriptor_from_tree_1): Ditto.
931 (containing_function_has_frame_base): New function.
932 (add_location_or_const_value_attribute): Use it.
933 Also try to generate a frame_base from a single element location
936 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
938 PR tree-optimization/15349
939 * timevar.def (TV_TREE_MERGE_PHI): New.
940 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
942 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
943 calls to tree_forwarder_block_p.
944 (remove_forwarder_block_with_phi, merge_phi_nodes,
945 gate_merge_phi, pass_merge_phi): New.
946 * tree-optimize.c (init_tree_optimization_passes): Add
948 * tree-pass.h: Add an extern for pass_merge_phi;
950 2005-01-20 Richard Henderson <rth@redhat.com>
953 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
954 (_mm_castps_pd, _mm_castps_si128): New.
955 (_mm_castsi128_ps, _mm_castsi128_pd): New.
957 2005-01-20 Richard Henderson <rth@redhat.com>
960 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
961 __builtin_ia32_vec_init_v2si.
962 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
963 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
964 (ix86_init_mmx_sse_builtins): Create it.
965 (ix86_expand_builtin): Expand it.
966 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
967 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
968 (vec_extractv2si_0, vec_extractv2si_1): New.
970 2005-01-20 Richard Henderson <rth@redhat.com>
973 * config/i386/i386.c (ix86_expand_push): New.
974 * config/i386/mmx.md (push<MMXMODE>1): New.
975 * config/i386/sse.md (push<SSEMODE>1): New.
976 * config/i386/i386-protos.h: Update.
978 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
980 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
983 2005-01-20 Richard Henderson <rth@redhat.com>
985 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
986 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
988 2005-01-19 Richard Henderson <rth@redhat.com>
991 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
992 to V4SFmode in SSE1 fallback load path.
994 2005-01-19 Richard Henderson <rth@redhat.com>
996 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
997 in QImode expansion to ix86_expand_vector_set.
998 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
1000 2005-01-19 Richard Henderson <rth@redhat.com>
1003 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
1004 subclass of the input class.
1005 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
1006 Always true for cross-SSE1 classes. Rationalize conditionals.
1007 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
1008 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
1009 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
1010 (movdi_2): Add MMX/SSE zeros.
1011 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
1012 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
1013 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1014 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
1015 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
1016 (zero_extendsidi2_rex64_1): Remove.
1017 (MOV0 peephole): Check GENERAL_REG_P.
1019 2005-01-19 Richard Henderson <rth@redhat.com>
1022 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
1024 (ix86_expand_vector_extract): Likewise.
1026 2005-01-19 Richard Henderson <rth@redhat.com>
1029 * expr.c (emit_move_change_mode): New argument force; use
1030 simplify_gen_subreg if true.
1031 (emit_move_via_alt_mode): Merge into ...
1032 (emit_move_via_integer): ... here.
1033 (emit_move_ccmode): Use emit_move_change_mode directly.
1035 2005-01-19 Richard Henderson <rth@redhat.com>
1038 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
1039 (alpha_preferred_reload_class): Handle CONST_VECTOR.
1040 (alpha_emit_set_const_1): Add no_output parameter; don't emit
1042 (alpha_emit_set_const): Likewise. Make static.
1043 (alpha_emit_set_long_const): Make static.
1044 (alpha_extract_integer): Split out from alpha_expand_mov.
1045 (alpha_split_const_mov): Likewise.
1046 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
1047 (alpha_legitimate_constant_p): New.
1048 * config/alpha/alpha-protos.h: Update.
1049 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
1050 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
1051 * config/alpha/alpha.md (movsi): Add n alternative.
1052 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
1053 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
1054 (splitters for all of the above): Use alpha_split_const_mov.
1055 * config/alpha/predicates.md (non_add_const_operand): New.
1056 (non_zero_const_operand): New.
1057 (input_operand): Use alpha_legitimate_constant_p after reload.
1059 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1061 PR tree-optimization/19038
1062 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
1063 (add_candidate): Add ivs with increment in latch only if
1064 allow_ip_end_pos_p is true.
1065 (determine_iv_cost): Use empty_block_p.
1067 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
1069 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
1070 (compute_dominance_frontiers): Ditto.
1072 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
1075 * config/sh/t-rtems: New.
1076 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
1078 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
1080 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
1081 the offset of the selected field.
1083 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
1085 * tree-cfg.c (remove_forwarder_block): Fix the check to
1086 prevent a nonlocal label from appearing in the middle of a
1089 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
1091 PR rtl-optimization/19462
1092 * reorg.c (find_end_label): Create return insn only if
1093 current_function_epilogue_delay_list is empty.
1095 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
1097 * doc/passes.texi: Remove paragraph mentioning new-ra.
1099 2005-01-19 Jakub Jelinek <jakub@redhat.com>
1101 PR rtl-optimization/15139
1102 * combine.c: Include params.h.
1103 (count_rtxs): New function.
1104 (record_value_for_reg): If replace_rtx would replace at least
1105 2 occurrences of REG in VALUE and TEM is really large, replace REG with
1106 (clobber (const_int 0)) instead of TEM.
1107 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
1108 * params.h (MAX_LAST_VALUE_RTL): New.
1109 * Makefile.in (combine.o): Depend on $(PARAMS_H).
1110 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
1113 * c-typeck.c (digest_init): Only call build_vector if all constructor
1114 elements are *_CST nodes.
1115 * gimplify.c (gimplify_init_constructor): Likewise.
1118 * c-typeck.c (digest_init): Only call build_vector if inside_init
1121 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1123 * toplev.c (init_asm_output): Remove dead #ifdef.
1125 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
1127 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
1129 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1131 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
1132 accessing DECL_FUNCTION_CODE.
1133 * dojump.c (do_jump): Likewise.
1134 * gimplify.c (gimplify_call_expr): Likewise.
1135 * predict.c (expr_expected_value): Likewise.
1136 (strip_builtin_expect): Likewise.
1137 * tree-inline.c (estimate_num_insns_1): Likewise.
1138 * tree-ssa-loop-im.c (stmt_cost): Likewise
1139 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
1140 (tree_expr_nonnegative_p): Likewise.
1142 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1144 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
1145 variant of the load_pcrel_sym pattern.
1146 * config/sparc/sparc.md (P macro): Move to the top.
1147 (load_pcrel_sym): Macroize using P.
1148 (save_register_window): Likewise.
1150 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
1152 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
1155 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1158 * c-typeck.c (build_asm_expr): Strip nops off
1159 input memory operands.
1161 2005-01-18 David Edelsohn <edelsohn@gnu.org>
1163 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
1164 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
1165 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
1166 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
1168 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
1171 * config/i386/i386.c (override_options): If the 80387 is disabled,
1172 then do not return FP values using FP registers.
1174 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
1176 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
1177 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
1178 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
1179 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
1180 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
1181 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
1182 output.h, postreload-gcse.c, postreload.c, recog.c,
1183 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
1184 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
1185 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
1186 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
1187 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
1188 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
1189 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
1190 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
1192 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
1193 config/alpha/alpha.c, config/arm/vfp.md,
1194 config/i386/emmintrin.h, config/i386/i386-modes.def,
1195 config/i386/i386-protos.h, config/i386/i386.h,
1196 config/i386/pmmintrin.h, config/i386/ppro.md,
1197 config/i386/predicates.md, config/i386/xmmintrin.h,
1198 config/i860/i860.c, config/ia64/ia64-modes.def,
1199 config/ia64/ia64-protos.h, config/ia64/ia64.h,
1200 config/ia64/ia64.md, config/ia64/itanium1.md,
1201 config/ia64/itanium2.md, config/ia64/predicates.md,
1202 config/iq2000/iq2000.h, config/mips/linux64.h,
1203 config/rs6000/aix41.h, config/rs6000/aix43.h,
1204 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
1205 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
1206 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
1207 config/sparc/linux64.h, config/sparc/litecoff.h,
1208 config/sparc/sp64-elf.h, config/sparc/sparc.c,
1209 config/sparc/sparc.h, config/sparc/sparc.md,
1210 config/sparc/sysv4-only.h: Update copyright.
1212 2005-01-18 Richard Henderson <rth@redhat.com>
1215 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
1217 2005-01-18 Marc Espie <espie@openbsd.org>
1218 * config/i386/openbsdelf.h: Typo.
1220 2005-01-18 Richard Henderson <rth@redhat.com>
1222 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
1223 special case for sse.
1224 * config/i386/predicates.md (sse_comparison_operator): Likewise.
1226 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
1228 * tree-inline.c (estimate_num_insns_1): Added cases for
1229 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
1231 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
1233 PR rtl-optimization/19296
1234 * combine.c (simplify_comparison): Rewrite the condition under
1235 which a non-paradoxical SUBREG of a PLUS can be lifted when
1236 compared against a constant.
1238 2005-01-18 Andi Kleen <ak@muc.de>
1240 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
1241 * c.opt (-Wpointer-sign): Add.
1242 * doc/invoke.texi: (-Wpointer-sign): Add.
1244 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1246 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
1247 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
1248 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
1249 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
1250 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
1251 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
1252 for TARGET_MIX_SSE_I387.
1253 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
1254 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
1255 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
1256 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
1257 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
1258 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
1259 TARGET_MIX_SSE_I387.
1260 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
1263 2005-01-18 Uros Bizjak <uros@kss-loka.si>
1266 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
1267 Add movaps alternative for xmm reg->reg move.
1269 2005-01-17 Jeff Law <law@redhat.com>
1271 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
1272 at the end of the main DOM loop rather than just before DOM exits.
1274 2005-01-17 Diego Novillo <dnovillo@redhat.com>
1276 PR tree-optimization/19121
1277 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
1278 adding aliases to a name tag, also add them to the pointer's
1280 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
1281 sensitive alias info at all. Only check that the two pointers
1282 have compatible pointed-to sets.
1283 * tree-ssa.c (verify_name_tags): Verify that the alias set of
1284 a pointer's type tag is a superset of the alias set of the
1287 2005-01-17 James E Wilson <wilson@specifixinc.com>
1290 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
1291 comment to document why.
1293 2005-01-17 Richard Henderson <rth@redhat.com>
1295 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
1296 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
1297 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
1298 sse2_vmsminv2df3_finite): New.
1299 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
1300 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
1301 Force op1 into register.
1303 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
1305 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
1306 bubblestrap from always rebuilding build directory.
1308 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
1310 * config/s390/s390.md ("*clc"): Remove incorrect '='.
1311 ("*cmpmem_short"): Likewise.
1313 2005-01-17 Steven Bosscher <stevenb@suse.de>
1315 * basic-block.h: Document BB_* flags.
1316 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
1317 use an sbitmap instead.
1318 * sched-rgn.c (compute_trg_info): Likewise.
1320 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
1322 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
1323 redundant target_cpu_default and extra_parts lines. Use the default
1325 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
1326 (SUBTARGET_EXTRA_SPECS): Delete.
1327 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
1328 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
1329 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
1330 and "n32" for -mabi=n32.
1332 2005-01-17 Ian Lance Taylor <ian@airs.com>
1335 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
1336 fold constant variables into initial values.
1338 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1340 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
1342 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
1343 through the statements backward.
1345 2005-01-17 Ian Lance Taylor <ian@airs.com>
1347 PR middle-end/13127:
1348 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
1349 a variable set to the return value of the inlined function.
1351 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
1353 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
1354 when modes are tieable.
1356 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
1358 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
1359 of pthread_create to find out if threads are enabled.
1360 * gthr-posix95.h (__gthread_active_p): Likewise.
1362 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1364 * common.opt (-fnew-ra): Remove.
1366 * toplev.h (flag_new_regalloc): Remove.
1367 * Makefile.in (ra*.*): Don't mention.
1368 * passes.c (rest_of_handle_new_regalloc): Remove.
1369 (rest_of_handle_combine, rest_of_compilation): Always consider
1370 flag_new_regalloc as false.
1371 * doc/invoke.texi: Don't document -fnew-ra.
1373 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
1375 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
1376 last parameter to reg_scan.
1377 * loop.c (loop_optimize): Likewise.
1378 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
1379 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
1380 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
1381 rest_of_handle_gcse, rest_of_handle_loop_optimize,
1382 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
1383 * regclass.c (reg_scan): Likewise, for the declaration.
1384 * rtl.h (reg_scan): Likewise, for the prototype.
1386 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
1388 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
1389 mark_dfs_back_edges.
1391 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
1393 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
1394 (compute_avail): Uses don't go in tmp_gen.
1396 2005-01-16 Steven Bosscher <stevenb@suse.de>
1398 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
1399 loop to look for a free slot in a page entry.
1401 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1404 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
1405 * toplev.c (compile_file): Call process_pending_assemble_output_defs
1406 just before targetm.asm_out.file_end.
1407 * tree.h (process_pending_assemble_output_defs): Declare.
1408 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
1410 (assemble_alias): Defer generation of assembly code for defines when
1411 TARGET_DEFERRED_OUTPUT_DEFS is true.
1412 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1413 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
1414 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
1416 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1419 * pa.c (pa_scalar_mode_supported_p): New function.
1420 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
1421 * pa.h (MIN_UNITS_PER_WORD): Add comment.
1423 * pa-protos.h (prefetch_operand): Delete.
1424 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
1425 * pa.c (prefetch_operand): Delete.
1426 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
1427 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
1428 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
1429 and prefetch_nocc_operand.
1430 * pa.md (prefetch): Rework to avoid reload problems handling short
1431 displacements when a cache control completer needs to be provided.
1432 (prefetch_32, prefetch_64): Delete.
1433 (prefetch_cc, prefetch_nocc): New patterns.
1435 2005-01-15 David Edelsohn <edelsohn@gnu.org>
1437 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
1439 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1442 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
1443 exceeds maximum alignment for global common data.
1444 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
1445 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
1447 2004-01-15 Roger Sayle <roger@eyesopen.com>
1449 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
1451 2004-01-15 Roger Sayle <roger@eyesopen.com>
1453 * harg-reg-set.h (reg_class_names): Prototype global array.
1454 * regclass.c (reg_class_names): Declare here and initialize to
1456 (dump_regclass): Remove local declaration of reg_class_names.
1457 (regclass): Likewise.
1458 * cfg.c (dump_flow_info): Likewise.
1459 * ra-debug.c (reg_class_names): Likewise.
1460 * regrename.c (reg_class_names): Likewise.
1461 * reload.c (reg_class_names): Likewise.
1462 * reload1.c (spill_failure): Likewise.
1463 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
1465 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
1467 * config/s390/s390.md ("reload_outti"): Remove predicate for
1468 output operand. Abort if operand is not a MEM.
1469 ("reload_outdi", "reload_outdf"): Likewise.
1471 2005-01-15 Marc Espie <espie@openbsd.org>
1473 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
1474 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
1475 * config/openbsd.h: Fix C++ includes for native configurations.
1476 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
1477 Add trampoline support.
1478 * config/i386/openbsdelf.h: New.
1480 2005-01-15 Marc Espie <espie@openbsd.org>
1482 * collect2.c (main): Explicitly parse -dynamic-linker option.
1484 2005-01-15 Jakub Jelinek <jakub@redhat.com>
1486 PR tree-optimization/19060
1487 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
1488 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
1489 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
1490 and handle extract_range_from_cond returning false.
1491 * fold-const.c (fold): Optimize comparisons with min/max even for
1492 width > HOST_BITS_PER_WIDE_INT.
1494 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
1496 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
1497 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
1498 Remove little endian multilib variants.
1499 Add mips32 multilib variant.
1501 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
1503 * explow.c (copy_all_reg, stabilize): Remove.
1504 * expr.h: Remove the corresponding prototypes.
1506 * rtlanal.c (regs_set_between_p): Remove.
1507 * rtl.h: Remove the corresponding prototype.
1509 2005-01-14 David Edelsohn <edelsohn@gnu.org>
1511 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
1512 to rs6000_nonimmediate_operand.
1513 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
1514 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
1515 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
1516 rs6000_nonimmediate_operand.
1517 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
1518 rs6000_nonimmediate_operand.
1520 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
1522 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
1524 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1526 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
1528 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
1529 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
1531 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
1532 (rs6k_nonimmediate_operand): New.
1533 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
1535 (legitimate_lo_sum_address_p): Same.
1536 (rs6000_legitimize_address): Same.
1537 (rs6000_legitimize_reload_address): Same.
1538 (rs6000_legitimate_address): Same.
1539 (spe_build_register_parallel): Pass DF and DC modes in a DI
1542 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
1543 to rs6k_nonimmediate_operand.
1545 * config/rs6000/spe.md ("*frob_df_di"): New.
1546 ("*frob_di_df"): New.
1547 ("*frob_di_df_2"): New.
1548 ("*mov_sidf_e500_subreg0"): New.
1549 ("*mov_sidf_e500_subreg4"): New.
1550 ("*movdf_e500_double"): Change predicate to
1551 rs6k_nonimmediate_operand.
1553 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1555 * postreload.c (move2add_note_store): Only call
1556 trunc_int_for_mode on scalar integers.
1558 2005-01-14 Steven Bosscher <stevenb@suse.de>
1560 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
1561 replace BB_VISITED uses.
1562 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
1563 (propagate_necessity): Check the bitmap instead of BB_VISITED.
1564 (tree_dce_done): Free visited_control_parents.
1565 (perform_tree_ssa_dce): Allocate and clear it.
1566 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
1567 (compute_antic): Iterate from here using a DFS. Use an sbitmap
1568 instead of BB_VISITED.
1570 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
1572 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
1573 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
1574 Remove unused prototypes.
1576 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1578 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
1579 64-bit register usage.
1580 (spe_func_has_64bit_regs_p): Add FIXME note.
1582 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
1584 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
1585 flag_finite_math_only with flag_unsafe_math_optimizations.
1587 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
1589 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
1591 (__tpf_eh_return): Copy TPF private stack area from the module
1592 boundary stack frame. Add check for when module addresses are
1593 equal, but no stub address is found.
1595 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
1598 * arm.h (struct machine_function): Add call_via field.
1599 (thumb_call_via_label): Declare.
1600 * arm.c (thumb_call_via_label): New variable.
1601 (thumb_call_reg_needed): New variable.
1602 (arm_output_function_epilogue): For Thumb code, output any per-function
1603 call-indirect trampolines.
1604 (thumb_call_via_reg): New function.
1605 (arm_file_end): New function.
1606 (TARGET_ASM_FILE_END): Call arm_file_end.
1607 (aof_file_end): Likewise.
1608 * arm-protos.h (thumb_call_via_reg): Declare.
1609 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
1610 thumb_call_via_reg in normal case.
1612 2005-01-14 Jakub Jelinek <jakub@redhat.com>
1615 PR rtl-optimization/19348
1616 * recog.c (peephole2_optimize): Do global life update if some peephole
1617 decides it doesn't need at least one of its inputs and that change
1618 influences liveness at the start of the basic block.
1620 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
1621 arguments instead of 1.
1623 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
1626 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
1627 zero for nested functions needing a static chain or functions
1628 with a non-constant address.
1630 2005-01-13 Roger Sayle <roger@eyesopen.com>
1632 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
1633 (and (sign_extend X) C) into (zero_extend (and X C)).
1635 2005-01-13 David O'Brien <obrien@FreeBSD.org>
1637 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
1639 2005-01-13 Richard Henderson <rth@redhat.com>
1644 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
1645 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
1646 not just TARGET_SSE.
1647 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
1648 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
1649 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
1650 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
1651 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
1652 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
1653 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
1654 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
1655 (movdicc_c_rex64): Rename with '*'.
1656 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
1657 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
1658 (movsfcc_1_387): Rename from movsfcc_1.
1659 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
1660 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
1661 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
1662 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
1663 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
1664 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
1665 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
1666 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
1667 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
1668 sse_movdfcc_const0_4): Remove.
1669 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
1670 recognize min/max early. Update for changed sse cmove patterns.
1671 (ix86_split_sse_movcc): New.
1672 * config/i386/i386-protos.h: Update.
1674 2005-01-13 Steven Bosscher <stevenb@suse.de>
1676 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
1677 (fix_stmt_v_may_defs): Likewise.
1679 2005-01-13 Richard Henderson <rth@redhat.com>
1681 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
1682 for converting the mask.
1684 2005-01-13 David Edelsohn <edelsohn@gnu.org>
1686 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
1689 2005-01-13 Richard Henderson <rth@redhat.com>
1691 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
1692 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
1693 IX86_BUILTIN_MOVDQ2Q): Remove.
1694 (IX86_BUILTIN_VEC_EXT_V4SI): New.
1695 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
1696 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
1698 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
1699 (sse2_pextrw): Fix immediate constraint.
1700 (sse2_loadq, sse2_loadq_rex64): Remove.
1701 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
1702 Use __builtin_ia32_vec_ext_<size>.
1703 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
1705 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
1707 * function.c (assign_parm_setup_block): Look inside original
1708 entry_parm when inspecting PARALLEL.
1710 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1711 Joel Sherrill <joel@oarcorp.com>
1714 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
1715 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
1716 rtems_gxx_recursive_mutex_init.
1717 (__gthread_recursive_mutex_lock): New function.
1718 (__gthread_recursive_mutex_trylock): Likewise.
1719 (__gthread_recursive_mutex_unlock): Likewise.
1721 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
1723 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
1725 2005-01-13 Jan Beulich <jbeulich@novell.com>
1727 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
1728 (ashrti3_internal): Indicate output is early clobber. Generate result
1729 into output rather than first input. Use move for low word of output
1730 if shift count is exactly 64.
1731 (lshrti3_internal): Likewise.
1733 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
1737 * reload1.c (delete_output_reload): Don't delete an output reload
1738 if the pseudo lives longer than a single basic block. Adjust and
1739 improve wording of comment.
1741 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
1744 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
1745 of TYPE_SIZE where we mean the number of bytes.
1747 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
1749 * function.c (assign_parm_setup_block): Relax condition on
1750 multi-register optimization.
1752 2005-01-12 Nick Clifton <nickc@redhat.com>
1754 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
1755 an "in_delay_slot" attribute of "no" to prevent them being used in
1756 delay slots. This is forbidden because they might generate
1759 2005-01-12 Alan Modra <amodra@bigpond.net.au>
1762 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
1765 2005-01-12 Nick Clifton <nickc@redhat.com>
1767 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
1768 passed on to GAS) but do not define, as GAS no longer supports or
1769 needs the -m2000 option.
1771 2005-01-11 Roger Sayle <roger@eyesopen.com>
1773 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
1774 type as args of unprototyped builtins aren't automatically promoted.
1775 (fold_builtin_abs): Likewise.
1777 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1779 * Makefile.in: Set a `build-warn' variable.
1781 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
1783 PR tree-optimization/17949
1784 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
1785 (find_interesting_uses_address): Use it.
1787 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
1789 * regrename.c (kill_value): Handle subreg's that won't simplify.
1791 2005-01-11 Richard Henderson <rth@redhat.com>
1794 * config/i386/i386.h (enum ix86_builtins): Move ...
1795 * config/i386/i386.c: ... here.
1796 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
1797 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
1798 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
1799 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
1800 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
1801 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
1802 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
1803 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
1804 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
1805 IX86_BUILTIN_LOADDDUP): Remove.
1806 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
1807 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
1808 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
1809 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
1810 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
1811 (ix86_init_builtins): Make static.
1812 (ix86_init_mmx_sse_builtins): Update for changed builtins.
1813 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
1814 if all the modes match. Otherwise, fake it.
1815 (get_element_number, ix86_expand_vec_init_builtin,
1816 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
1817 (ix86_expand_builtin): Make static. Update for changed builtins.
1818 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
1819 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
1820 (ix86_expand_vector_init_duplicate): New.
1821 (ix86_expand_vector_init_low_nonzero): New.
1822 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
1823 Split out from ix86_expand_vector_init; handle integer modes.
1824 (ix86_expand_vector_init): Use them.
1825 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
1826 * config/i386/i386-protos.h: Update.
1827 * config/i386/predicates.md (reg_or_0_operand): New.
1828 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
1829 (movv2sf_internal): Likewise. And a splitter to match them all.
1830 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
1831 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
1832 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
1833 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
1834 (mmx_pinsrw): Fix operand ordering.
1835 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
1836 rather than sse_loadss expander.
1837 (movv2df splitter): Similarly.
1838 (sse_loadss, sse_loadlss): Remove.
1839 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
1840 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
1841 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
1842 (sse3_movddup): Rename with '*'.
1843 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
1844 (sse2_loadsd): Remove.
1845 (vec_dupv2df_sse3): Rename from sse3_loadddup.
1846 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
1847 (sse2_pinsrw): Fix argument ordering.
1848 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
1849 (sse2_stored): Remove 'r' destination.
1850 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
1851 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
1852 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
1853 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
1854 vec_extractv16qi, vec_initv16qi): New.
1856 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
1857 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
1858 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
1860 (_mm_load_pd, _mm_store_pd): Use plain dereference.
1861 (_mm_load_si128, _mm_store_si128): Likewise.
1862 (_mm_load1_pd): Use _mm_set1_pd.
1863 (_mm_load_sd): Use _mm_set_sd.
1864 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
1865 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
1866 (_mm_set_epi64): Use _mm_set_epi64x.
1867 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
1868 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
1869 _mm_setr_epi8): Use _mm_set_foo form.
1870 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
1871 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
1872 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
1873 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
1874 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
1875 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
1876 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
1877 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
1878 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
1879 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
1880 (_mm_movedup_pd): Use _mm_shuffle_pd.
1881 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
1882 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
1883 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
1884 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
1886 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
1887 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
1888 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
1889 (_mm_store_ps): Use raw dereference.
1890 (_mm_store1_ps): Use _mm_storeu_ps.
1891 (_mm_storer_ps): Use _mm_store_ps.
1892 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
1893 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
1895 2005-01-11 Stan Shebs <shebs@apple.com>
1897 * config/rs6000/rs6000.c (machopic_output_stub): Issue
1898 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
1900 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1903 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
1904 Skip all DECLs except for FIELD_DECLs.
1906 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1908 * config/s390/s390.c (override_options): Return error if
1909 -mbackchain, -mpacked-stack and -mhard-float are used together.
1910 (s390_va_start): Remove the backchain && packed-stack special case.
1911 (s390_gimplify_va_arg): Likewise.
1912 * doc/invoke.texi: Remove the ABI incompatibility note.
1914 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
1916 * config/s390/s390.c (struct s390_frame_layout): Remove
1918 (s390_frame_info, s390_emit_prologue): Replace occurrences of
1919 save_backchain_p with TARGET_BACKCHAIN.
1921 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1924 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
1925 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
1926 * function.c (locate_and_pad_parm): Set new field.
1927 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
1928 Tweak where_pad test to include "none". Always set mem align for
1930 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
1931 not sufficient for type.
1932 (assign_parm_setup_block): If stack_parm is zero on entry, always
1933 make a new stack local. Block move old stack parm if necessary
1934 to new aligned stack local.
1935 (assign_parm_setup_stack): Use a block move to handle
1936 potentially misaligned entry_parm.
1937 (assign_parms_unsplit_complex): Specify required alignment when
1938 creating stack local.
1939 * calls.c (compute_argument_addresses): Override alignment of stack
1940 arg calculated from its type with the alignment given by
1941 FUNCTION_ARG_BOUNDARY.
1942 (store_one_arg): Likewise.
1944 2005-01-11 Jan Beulich <jbeulich@novell.com>
1946 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
1947 Change respective itanium_class attribute to ialu.
1948 (shladdp4_internal): New.
1949 * config/ia64/predicates.md (shladd_log2_operand): New.
1951 2005-01-11 Richard Henderson <rth@redhat.com>
1953 * expr.c (store_constructor): Use rtvec_alloc instead of
1954 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
1956 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
1958 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
1960 2005-01-11 Alan Modra <amodra@bigpond.net.au>
1962 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
1963 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
1964 (TARGET_RWRELOC): Define.
1965 (ia64_rwreloc_section_type_flags): Delete.
1966 (ia64_section_type_flags): New function.
1967 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
1968 (TARGET_RWRELOC): Define.
1970 2005-01-10 David Mosberger <davidm@hpl.hp.com>
1973 * config/ia64/ia64.c (process_set): For alloc insn, only call
1974 process_epilogue is !frame_pointer_needed.
1976 2005-01-10 Roger Sayle <roger@eyesopen.com>
1979 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
1980 unary operator and can't be treated as a binary/comparison operator.
1982 2005-01-10 Richard Henderson <rth@redhat.com>
1984 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
1985 (ix86_return_in_memory): Likewise.
1986 (function_arg_advance): Likewise. Mirror structure in function_arg
1987 for choosing register to advance.
1989 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
1991 * tree-vectorizer.c, tree.def: Fix comment typos.
1993 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
1995 * config/s390/s390.c (struct processor_costs): 4 new fields:
1996 ddbr, ddr, debr, der.
1997 (s390_rtx_costs): More precise handling of divide instructions.
1999 2005-01-10 David Edelsohn <edelsohn@gnu.org>
2001 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
2003 2005-01-10 Jan Beulich <jbeulich@novell.com>
2005 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
2006 names resulting from -ffunction-sections/-fdata-sections and linkonce
2008 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
2009 based on the section name. Rearrange the section name comparison logic
2010 slightly so that each section name is compared against at most once.
2012 2005-01-10 Ben Elliston <bje@au.ibm.com>
2014 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
2015 targets for which -fPIC reduces limitations on the GOT size.
2017 2005-01-09 Falk Hueffner <falk@debian.org>
2019 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
2022 2005-01-09 David Edelsohn <edelsohn@gnu.org>
2025 * collect2.c (main): Set aixrtl_flag for -brtl option.
2026 (resolve_lib_name): Search for .so file extension before .a
2029 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
2031 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
2032 (vect_analyze_data_refs_alignment): Add dump prints.
2034 2005-01-09 Ira Rosen <irar@il.ibm.com>
2036 * tree-vectorizer.c (vect_analyze_offset_expr): Use
2037 expr_invariant_in_loop_p.
2038 Initialize outputs first thing in the function.
2039 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
2040 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
2041 (vect_analyze_pointer_ref_access): Check that the initial condition of
2042 the access function is loop invariant.
2044 2005-01-09 Richard Henderson <rth@redhat.com>
2046 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
2047 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
2048 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
2049 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
2050 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
2051 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
2052 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
2053 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
2054 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
2055 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
2056 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
2057 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
2058 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
2059 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
2060 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
2061 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
2062 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
2063 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
2064 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
2065 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
2066 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
2067 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
2068 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
2070 (mmx_clrdi, pavgusb): Remove.
2071 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
2072 with leading sse_ prefix.
2073 * config/i386/sse.md: Receive them.
2074 * config/i386/mmx.md: New file.
2075 (MMXMODE12, MMXMODE24, mmxvecsize): New.
2076 (subrv2sf3): Turn into expander for normal subtraction.
2077 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
2078 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
2079 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
2080 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
2081 commutative; use ix86_binary_operator_ok.
2082 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
2083 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
2084 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
2085 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
2086 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
2087 Macroize from existing patterns; use ix86_binary_operator_ok.
2088 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
2089 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
2090 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
2091 with vec_select+vec_concat.
2092 (mmx_pshufw, mmx_pshufw_1): Likewise.
2093 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
2094 (mmx_uavgv4hi3): Model correctly.
2095 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
2096 _mm_xor_si64): Remove casts.
2098 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
2100 PR tree-optimization/19224
2101 * tree-scalar-evolution.c (get_instantiated_value,
2102 set_instantiated_value): New functions.
2103 (instantiate_parameters_1): Cache the results.
2104 (instantiate_parameters, resolve_mixers): Initialize and free
2107 2005-01-08 David Edelsohn <edelsohn@gnu.org>
2109 * config/i386/i386.md (addhi_4): Correct reference in comment.
2112 2005-01-08 Richard Henderson <rth@redhat.com>
2114 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
2115 (_mm_cvtsi128_si64x): Likewise.
2116 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
2117 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
2118 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
2119 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
2120 * config/i386/i386-protos.h: Update.
2121 * config/i386/i386.c (print_operand): Add 'H'.
2122 (ix86_fixup_binary_operands): Split out from ...
2123 (ix86_expand_binary_operator): ... here.
2124 (ix86_fixup_binary_operands_no_copy): New.
2125 (ix86_expand_fp_absneg_operator): Handle vector mode results.
2126 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
2127 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
2128 (safe_vector_operand): Use CONST0_RTX.
2129 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
2130 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
2131 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
2132 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
2134 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
2135 (IX86_BUILTIN_CMPNGESS): New.
2136 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
2137 (attr type): Add sselog1.
2138 (attr unit, attr memory): Handle it.
2139 (movti, movti_internal, movti_rex64): Move near other integer moves.
2140 (movtf, movtf_internal): Move near other fp moves.
2141 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
2142 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
2143 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
2144 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
2145 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
2146 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
2147 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
2148 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
2149 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
2150 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
2151 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
2152 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
2153 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
2154 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
2155 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
2156 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
2157 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
2158 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
2159 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
2160 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
2161 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
2162 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
2163 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
2164 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
2165 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
2166 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
2167 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
2168 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
2169 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
2170 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
2171 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
2172 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
2173 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
2174 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
2175 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
2176 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
2177 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
2178 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
2179 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
2180 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
2181 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
2182 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
2183 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
2184 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
2186 (SSEPUSH, push<SSEPUSH>): Remove.
2187 (MMXPUSH, push<MMXPUSH>): Remove.
2188 (sse_movaps, sse_movaps_1, sse_movups): Remove.
2189 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
2190 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
2191 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
2192 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
2193 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
2194 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
2195 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
2196 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
2197 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
2198 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
2199 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
2200 (ppro_sse_log_V4SF): Handle sselog1.
2201 * config/i386/predicates.md (const_0_to_1_operand): New.
2202 (const_0_to_255_mul_8_operand): New.
2203 (const_1_to_31_operand): Rename from const_int_1_31_operand.
2204 (const_2_to_3_operand, const_4_to_7_operand): New.
2205 * config/i386/sse.md: New file.
2206 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
2207 (sse_movups): Rename from sse_movups_1.
2208 (sse_loadlss): Rename from sse_loadss_1.
2209 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
2211 (negv4sf2): Use ix86_expand_fp_absneg_operator.
2212 (absv4sf2, negv2df, absv2df): New.
2213 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
2214 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
2215 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
2216 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
2217 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
2218 (sse3_addsubv4sf3): Model correctly.
2219 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
2220 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
2221 (sse_movhlps): Model with vec_select+vec_concat.
2222 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
2223 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
2224 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
2225 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
2226 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
2227 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
2228 sse2_pshufhw_1): Likewise.
2229 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
2230 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
2231 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
2232 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
2233 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
2234 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
2235 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
2236 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
2237 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
2238 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
2239 sminv8hi3): Mark commutative
2240 operands. Use ix86_binary_operator_ok.
2241 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
2242 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
2243 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
2244 sse2_punpcklqdq): Allow operand2 in memory.
2245 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
2246 sse2_movsd): Add memory alternatives.
2247 (sse_storelps): Turn expander into an insn; split after reload.
2248 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
2249 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
2251 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
2253 * configure.ac (DWARF-2 debug_line): Use objdump.
2254 * configure: Regenerate.
2256 2005-01-08 Jeff Law <law@redhat.com>
2257 Diego Novillo <dnovillo@redhat.com>
2259 PR tree-optimization/18241
2260 * tree-nrv.c (tree_nrv): Ignore volatile return values.
2261 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
2262 statements with volatile operands.
2263 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
2264 operands after marking a statement with has_volatile_ops.
2266 2005-01-08 Roger Sayle <roger@eyesopen.com>
2268 * tree.c (int_fits_type_p): Always honor integer constant
2269 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
2271 2005-01-08 Roger Sayle <roger@eyesopen.com>
2273 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
2274 the latent bug in rtl_delete_block has been resolved.
2276 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2278 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
2279 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
2281 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
2283 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
2284 library as @multilib_dir@/$(SHLIB_SONAME).
2286 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
2288 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
2289 * configure: Regenerate.
2291 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2293 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
2296 2005-01-07 David Edelsohn <edelsohn@gnu.org>
2299 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
2300 Convert non-word aligned offset address using ld/std into
2303 2005-01-07 Richard Henderson <rth@redhat.com>
2305 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
2307 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
2309 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
2311 2005-01-07 Jakub Jelinek <jakub@redhat.com>
2313 PR tree-optimization/19283
2314 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
2315 is not shorter than the original type.
2317 PR rtl-optimization/19012
2318 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
2320 PR rtl-optimization/18861
2321 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
2322 (FULL_STATE): Define.
2323 (mark_tablejump_edge): New function.
2324 (purge_dead_tablejump_edges): New function.
2325 (find_bb_boundaries): Use it.
2327 PR tree-optimization/18828
2328 * builtins.c (expand_builtin_next_arg): Remove argument and all
2329 the argument checking.
2330 (expand_builtin): Adjust caller.
2331 (expand_builtin_va_start): Likewise. Remove error for too many
2333 (fold_builtin_next_arg): Issue error for too many arguments.
2334 After checking arguments, replace them with magic arguments that
2335 prevent further checking of the args.
2337 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2339 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
2341 2005-01-06 Roger Sayle <roger@eyesopen.com>
2344 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
2345 and %{.S:...} (and their negative variants) to test whether the
2346 input file is assembler or pre-processed-assembler independent of
2347 the actual filename extension.
2349 2005-01-06 Roger Sayle <roger@eyesopen.com>
2351 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
2352 of sign or zero extended values.
2354 2005-01-06 Geoffrey Keating <geoffk@apple.com>
2356 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
2357 for IBM long double format correctly.
2359 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
2361 Fix PR tree-optimization/18792
2363 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
2364 to first_loop_depth, and use loop depth instead of loop number.
2365 (build_classic_dir_vector): Ditto.
2366 (compute_data_dependences_for_loop): Use depth, not loop number.
2367 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
2368 number. Pass in loops, instead of loop numbers.
2369 (gather_interchange_stats): Ditto.
2370 (linear_transform_loops): Ditto.
2372 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
2375 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
2376 biv_fits_mode_p, extension_within_bounds_p): New functions.
2377 (check_ext_dependent_givs): Use them.
2379 2005-01-06 Roger Sayle <roger@eyesopen.com>
2381 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
2382 more than one barrier, in which case we should delete them all.
2384 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
2386 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
2388 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
2390 Fix PR middle-end/19286
2392 * dwarf2out.c (gen_subprogram_die): If we've already tried to
2393 output this subprogram, simply ignore this attempt to do it again.
2394 (add_abstract_origin_attribute): Don't abort trying to add the abstract
2395 origin attribute if it's not possible.
2396 (gen_block_die): Don't ignore subblocks of "unused" blocks.
2397 (decls_for_scope): Ditto.
2398 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
2399 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
2401 2005-01-05 Richard Henderson <rth@redhat.com>
2404 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
2405 (bdesc_2arg): Use it.
2406 (ix86_expand_binop_builtin): Force operands into registers
2408 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
2409 ix86_expand_sse_compare, ix86_expand_sse_comi,
2410 ix86_expand_builtin): Likewise.
2412 2005-01-05 Richard Henderson <rth@redhat.com>
2414 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
2416 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
2417 (mulv4hi3): Set itanium_class mmmul.
2418 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
2419 (fpack): Rename from fpack_sfsf.
2421 2005-01-05 Richard Henderson <rth@redhat.com>
2424 * reload1.c (do_input_reload): Restrict the optimization deleteing
2425 a previous output reload to RELOAD_FOR_INPUT.
2427 2005-01-05 Steven Bosscher <stevenb@suse.de>
2429 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
2430 comment that we fall through after case.
2431 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
2432 (distribute_links): Likewise.
2433 * cse.c (cse_insn): Likewise.
2434 * cselib.c (cselib_invalidate_mem): Likewise.
2435 * df.c: Update comments at the top of the file.
2436 (read_modify_subreg_p): Update comments here too.
2437 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
2438 * flow.c (mark_set_1): Likewise.
2439 (mark_used_regs): Likewise.
2440 * gcse.c (mems_conflict_for_gcse_p): Likewise.
2441 (canon_list_insert): Likewise.
2442 (mark_set): Likewise.
2443 (try_replace_reg): Likewise.
2444 (store_killed_in_insn): Likewise.
2445 * loop.c (count_one_set): Likewise.
2446 (basic_induction_var): Likewise.
2447 * postreload-gcse.c (find_mem_conflicts): Likewise.
2448 * postreload.c (reload_combine_note_store): Likewise.
2449 (move2add_note_store): Likewise.
2450 * reload.c (find_equiv_reg): Likewise.
2451 (mark_referenced_resources): Likewise.
2452 * rtlanal.c (set_noop_p): Likewise.
2453 (note_stores): Likewise.
2454 (note_uses): Likewise.
2455 * sched-deps.c (sched_analyze_1): Likewise.
2456 * sched-rgn.c (check_live_1): Likewise.
2457 (update_live_1): Likewise.
2458 * config/i860/i860.c: Likewise.
2460 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
2462 (ZERO_EXTRACT): Mention that this one can be an lvalue.
2464 * doc/rtl.texi: Update documentation for bit-fields and SET.
2466 2005-01-05 Roger Sayle <roger@eyesopen.com>
2468 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
2470 2005-01-05 Jan Hubicka <jh@suse.cz>
2471 Richard Henderson <rth@redhat.com>
2474 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
2477 2005-01-05 Richard Henderson <rth@redhat.com>
2480 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
2481 (sse_shufps): Change operand 3 to const_int_operand.
2482 (sse2_storelps): Fix typo in template.
2483 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
2484 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
2485 (ix86_expand_builtin): Likewise.
2487 2005-01-05 Julian Brown <julian@codesourcery.com>
2489 * config/arm/arm.c (arm_return_in_memory): Treat complex types
2490 as aggregates for AAPCS ABIs.
2492 2005-01-05 Stan Shebs <shebs@apple.com>
2494 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
2495 Mach-O getters if ppc64.
2496 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
2498 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
2499 signed four-byte field for global code case.
2500 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
2502 2005-01-05 Roger Sayle <roger@eyesopen.com>
2505 * c-common.c: Include real.h.
2506 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
2507 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
2508 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
2509 * Makefile.in (c-common.o): Update dependencies.
2511 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2513 * c-parse.in (asm_string): Add trailing semicolon.
2515 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2517 * c-parse.in (asm_string): New. Don't allow wide strings in
2519 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
2520 asm_string instead of STRING.
2522 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
2524 * c-typeck.c (constructor_no_implicit): Remove.
2525 (set_designator, process_init_element): Don't check
2526 constructor_no_implicit.
2528 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
2529 Kaz Kojima <kkojima@gcc.gnu.org>
2532 * lcm.c (create_pre_exit): New.
2533 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
2534 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
2536 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2538 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
2539 -msoft-float in target_float_switch.
2540 * arm.c (arm_override_options): Fix processing of target_float_switch.
2542 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
2544 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
2547 2004-01-05 Uros Bizjak <uros@kss-loka.si>
2549 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
2550 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
2552 2005-01-04 Roger Sayle <roger@eyesopen.com>
2554 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
2555 if deleting the then-block allows the test-block to fallthru to the
2558 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
2561 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
2562 after the full declaration if the are in two different TUs.
2564 2005-01-04 Richard Henderson <rth@redhat.com>
2567 * tree-sra.c (generate_one_element_init): Just
2568 call gimplify_and_add.
2569 (generate_element_init): Record the
2570 new referenced variables and mark them for renaming
2571 and split out to ...
2572 (generate_element_init_1): This.
2573 (scalarize_init): Don't call push_gimplify_context/
2574 pop_gimplify_context.
2576 2005-01-04 Geoffrey Keating <geoffk@apple.com>
2578 * toplev.c (get_src_pwd): Handle failure of getpwd().
2580 2005-01-04 Roger Sayle <roger@eyesopen.com>
2582 * fold-const.c (fold_single_bit_test): Delete unreachable handling
2584 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
2585 all the cases handled by it are inverted by invert_truthvalue.
2587 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2589 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
2590 (save_register_windowsi): Likewise.
2592 2005-01-04 Richard Henderson <rth@redhat.com>
2594 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
2596 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2599 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
2600 any simplifications of vector mode comparison operators.
2601 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
2603 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
2604 Devang Patel <dpatel@apple.com>
2606 PR tree-optimization/18308
2607 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
2608 the operands before creating a new expression.
2609 * dojump.c (do_jump): Make drop_through_label available
2610 for all cases. Add expansion of COND_EXPR.
2612 2005-01-04 Ira Rosen <irar@il.ibm.com>
2614 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
2615 INTEGER_CST instead of TREE_CONSTANT.
2616 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
2617 instead of TREE_CONSTANT.
2618 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
2619 instead of TREE_CONSTANT.
2621 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
2623 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
2625 2005-01-04 Uros Bizjak <uros@kss-loka.si>
2628 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
2629 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
2631 2005-01-03 Richard Henderson <rth@redhat.com>
2633 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
2634 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
2635 fold_convert_const_real_from_real): Split out from ...
2636 (fold_convert_const): ... here.
2638 2005-01-03 Richard Henderson <rth@redhat.com>
2641 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
2642 (mov<MMXMODEI>_internal): Likewise.
2643 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
2644 Add V2SF case; use it for SSE1; don't use TI.
2645 (movdf_integer): Likewise.
2646 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
2648 2005-01-03 Ira Rosen <irar@il.ibm.com>
2650 * tree-vectorizer.c (vect_strip_conversions): New function.
2651 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
2652 check for binary class.
2654 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
2658 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
2660 * gimple-low.c (mark_blocks_with_used_vars): New function.
2661 (mark_blocks_with_used_subblocks): Ditto.
2662 (mark_used_blocks): Ditto.
2663 (pass_mark_used_blocks): New pass.
2664 * tree-inline.c: Include debug.h.
2665 (expand_call_inline): Call outlining_inline_function here.
2666 * tree-optimize.c (init_tree_optimization_passes): Add
2667 pass_mark_used_blocks.
2668 * tree-pass.h (pass_mark_used_blocks): New.
2669 * Makefile.in (tree-inline.o): Add debug.h dependency.
2671 2005-01-03 Geoffrey Keating <geoffk@apple.com>
2673 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
2674 VAR_DECLs to have weak_import attribute.
2676 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
2679 2004-01-03 Steven Bosscher <stevenb@suse.de>
2681 * passes.c (rest_of_compilation): Don't run regmove if only
2682 flag_expensive_optimizations, require flag_regmove instead.
2684 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2686 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
2688 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
2689 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2690 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
2691 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2693 2005-01-03 Richard Henderson <rth@redhat.com>
2695 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
2696 (ia64_const_ok_for_letter_p): New.
2697 (ia64_const_double_ok_for_letter_p): New.
2698 (ia64_extra_constraint): New.
2699 (ia64_expand_vecint_compare): New.
2700 (ia64_expand_vcondu_v2si): New.
2701 (ia64_expand_vecint_cmov): New.
2702 (ia64_expand_vecint_minmax): New.
2703 (ia64_print_operand): Add 'v'.
2704 (ia64_preferred_reload_class): New.
2705 (ia64_vector_mode_supported_p): New.
2706 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
2707 (PREFERRED_RELOAD_CLASS): Move to function.
2708 (CONST_OK_FOR_LETTER_P): Move to function.
2709 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
2710 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
2711 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
2712 (EXTRA_CONSTRAINT): Move to function.
2713 * config/ia64/ia64.md: Include vect.md.
2714 (itanium_class): Add mmalua.
2716 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
2718 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
2719 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
2721 (const_int_2bit_operand): New.
2722 (fr_reg_or_0_operand): New.
2723 * config/ia64/ia64-modes.def: Add vector modes.
2724 * config/ia64/ia64-protos.h: Update.
2725 * config/ia64/vect.md: New file.
2727 2005-01-03 Richard Henderson <rth@redhat.com>
2729 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
2731 2005-01-03 Uros Bizjak <uros@kss-loka.si>
2734 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
2736 (log1pdf2): Change mode of operands[0,1] to DFmode.
2738 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2740 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
2741 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
2742 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
2743 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
2744 SPARC_RELAXED_ORDERING.
2746 2005-01-03 Richard Henderson <rth@redhat.com>
2747 Uros Bizjak <uros@kss-loka.si>
2750 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
2751 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
2752 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
2754 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
2755 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
2756 const_pow2_1_to_128_operand): New predicates.
2758 2005-01-02 Greg McGary <greg@mcgary.org>
2760 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
2762 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
2763 object. [ptr_type]: Remove unused variable.
2764 Remember nearest addressable array-element or record-component
2765 when checking bitfield components. Tolerate empty BIND_EXPR.
2767 2005-01-01 Richard Henderson <rth@redhat.com>
2769 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
2770 that don't narrow the value. Fail for other conversions.
2772 2005-01-01 Richard Henderson <rth@redhat.com>
2775 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
2776 * c-lang.c (finish_file): Don't do it here.
2777 * objc/objc-act.c (objc_finish_file): Likewise.
2779 * cgraph.c (decl_assembler_name_equal): New.
2780 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
2781 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
2782 * cgraph.h (struct cgraph_varpool_node): Add next.
2783 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
2784 * varasm.c (assemble_alias): Mark the target as needed.
2786 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
2789 * function.c (get_arg_pointer_save_area): Use entry_of_function
2790 instead of get_insns.
2792 2005-01-01 Roger Sayle <roger@eyesopen.com>
2793 Andrew Pinski <pinskia@physics.uc.edu>
2794 James E. Wilson <wilson@specifixinc.com>
2796 PR rtl-optimization/12092
2797 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
2800 2005-01-01 Roger Sayle <roger@eyesopen.com>
2801 Olivier Hainque <hainque@act-europe.fr>
2803 * tree.c (int_fits_type_p): A narrower type always fits in a
2804 wider one, except for negative values into unsigned types.
2806 2005-01-01 Roger Sayle <roger@eyesopen.com>
2808 * tree.c (int_fits_type_p): Compare the result of force_fit_type
2809 with the original constant rather than require TREE_OVERFLOW.
2811 2005-01-01 Steven Bosscher <stevenb@suse.de>
2814 * c-decl.c (finish_function): If compiling C99, annotate the
2815 compiler generated return with the current file name and line 0.
2816 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
2817 the source line is greater than 0.
2818 (remove_bb): Likewise.
2820 See ChangeLog.12 for earlier changes.
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