1 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
2 Daniel Jacobowitz <dan@codesourcery.com>
3 Alan Modra <amodra.bigpond.net.au>
5 * configure.ac (gcc_version): Set near the beginning.
6 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
7 found in the tree. Use gcc_AC_PROG to find the tools in the system.
8 (objdump): Do not look for it.
9 * Makefile.in (NM_FOR_TARGET): Point to ./nm
10 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
11 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
12 (as, ld, nm): New rules.
13 (libgcc.mk): Depend on them.
14 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
15 gcc_AC_BUILD_EXEEXT): New.
16 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
17 * configure: Regenerate.
19 2005-06-16 Jan Hubicka <jh@suse.cz>
21 * basic-block.h (rtl_bb_info): Break out head_, end_,
22 global_live_at_start, global_live_at_end from ...
23 (basic_block_def): ... here; update all references
25 (init_rtl_bb_info): Declare.
26 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
28 * cfgrtl.c: Include ggc.h
29 (create_basic_block_structure): Init bb info.
30 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
31 (init_rtl_bb_info): New function.
32 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
33 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
34 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
35 (dump_flow_info): Gueard global_live_* dumping.
37 * Makefile.in (cfg.o): Add new dependencies.
38 * basic-block.h (reorder_block_def): Kill
39 original/copy/duplicated/copy_number fields.
40 (BB_DUPLICATED): New flag.
41 (initialize_original_copy_tables, free_original_copy_tables,
42 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
43 * cfg.c: Include hashtab.h and alloc-pool.h
44 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
45 (htab_bb_copy_original_entry): New struct.
46 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
47 (initialize_original_copy_tables, free_original_copy_tables,
48 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
50 * cfghooks.c (duplicate_block): Update original/copy handling.
51 * cfglayout.c (fixup_reorder_chain): Likewise.
52 (cfg_layout_initialize): Initialize orignal_copy tables.
53 (cfg_layout_finalize): FInalize original_copy tables.
54 (can_copy_bbs_p): Use BB_DUPLICATED flag.
56 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
57 (duplicate_loop_to_header_edge): Likewise; update handling of
59 (loop_version): Likewise.
60 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
61 * except.c (expand_resx_expr): Check that reg->resume is not set.
62 * loop-unroll.c (unroll_loop_constant_iterations,
63 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
64 copy/original handling.
65 * loop-unwitch.c (unswitch_loop): Likewise.
66 * tree-cfg.c (create_bb): Do not initialize RBI.
67 (disband_implicit_edges): Do not kill RBI.
68 (add_phi_args_after_copy_bb): Use new original/copy mapping.
69 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
70 (tree_duplicate_sese_region): Update original/copy handling.
71 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
72 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
73 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
75 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
78 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
79 integer types whos ranges are different are not useless.
81 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
84 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
87 2005-06-15 Diego Novillo <dnovillo@redhat.com>
89 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
91 (dump_sa_points_to_info): Make extern.
92 (debug_sa_points_to_info): New.
93 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
95 (dump_sa_points_to_info): Declare.
96 (debug_sa_points_to_info): Declare.
98 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
100 * c-tree.h (default_function_array_conversion): Declare.
101 * c-typeck.c (default_function_array_conversion): Export. Correct
103 (default_conversion): Do not call
104 default_function_array_conversion. Do not allow FUNCTION_TYPE.
105 (build_function_call): Call default_function_array_conversion on
107 (convert_arguments): Do not call it on the function arguments.
108 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
109 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
110 address of ARRAY_REF.
111 (build_compound_expr): Do not call
112 default_function_array_conversion.
113 (build_c_cast): Do not call default_function_array_conversion.
114 (convert_for_assignment): Do not call default_conversion.
115 (digest_init): Call default_function_array_conversion to convert
116 string constants and compound literals to pointers, but not
118 (output_init_element): Likewise.
119 (build_asm_expr): Do not call default_function_array_conversion.
120 (c_process_expr_stmt): Likewise.
121 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
123 * c-parser.c (c_parser_expression_conv): New.
124 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
125 argument. All callers changed. Call
126 default_function_array_conversion if convert_p.
127 (c_parser_initializer, c_parser_initval): Call
128 default_function_array_conversion except for string constants and
130 (c_parser_initelt): Call default_function_array_conversion for
131 ObjC expression received.
132 (c_parser_statement_after_labels): Call c_parser_expression_conv
133 for return and expression statements.
134 (c_parser_paren_condition, c_parser_for_statement,
135 c_parser_conditional_expression): Call c_parser_expression_conv.
136 (c_parser_expr_no_commas, c_parser_conditional_expression,
137 c_parser_binary_expression, c_parser_cast_expression,
138 c_parser_unary_expression): Call
139 default_function_array_conversion.
141 2005-06-15 Diego Novillo <dnovillo@redhat.com>
143 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
144 when the result overflows.
146 2005-06-15 David Ung <davidu@mips.com>
148 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
151 2005-06-15 Richard Sandiford <richard@codesourcery.com>
153 * doc/invoke.texi (-mips16): Fix typo.
155 2005-06-15 David Ung <davidu@mips.com>
157 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
158 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
159 Changed expand condition to exclude generating of "and" if
160 GENERATE_MIPS16E is true.
161 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
162 matching mips16e zeb/zeh.
163 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
165 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
167 * doc/invoke.texi (MIPS Options): Add comment to -mips16
168 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
170 2005-06-15 Diego Novillo <dnovillo@redhat.com>
173 * tree-vrp.c (vrp_int_const_binop): New.
174 (extract_range_from_binary_expr): Call it.
175 Unify handling division and multiplication.
177 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
179 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
181 * c-common.c (same_scalar_type_ignoring_signedness): New.
183 * c-typeck.c (build_binary_op): Check compatability of vector
184 types. Move error report after switch.
185 Do not clobber code[01] on *_DIV_EXPR case.
187 * testsuite/gcc.dg/simd-1.c: Update error messages.
188 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
190 * testsuite/gcc.dg/simd-2.c: Update error messages.
191 * testsuite/gcc.dg/simd-4.c: New.
193 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
195 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
196 * local-alloc.c: Include "ggc.h" and "reload.h".
197 (struct equivalence): New member is_arg_equivalence.
198 (local_alloc): Always call update_equiv_regs.
199 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
200 Detect equivalences made by stores to memory in a second pass.
201 Return early if not optimizing.
202 Initialize reg_equiv_init for all equivalences; treat equivalences for
203 REG_EQUIV notes existing before this pass specially.
204 (no_equiv): Don't clear reg_equiv_init or remove notes if the
205 is_arg_equivalence field is set.
206 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
207 * reload1.c (reg_equiv_init): No longer static.
208 (reg_equiv_init_size): New variable.
209 (reload): Don't allocate reg_equiv_init; don't free it when done but
211 Restructure equivalence set up code not to set reg_equiv_init, but to
212 clear it when we can't use an equivalence.
213 Undo change disabling equivalences for MEM_READONLY_P memrefs.
214 Dump equivalencing insns to dump_file.
216 2005-06-14 Richard Sandiford <richard@codesourcery.com>
218 * config/mips/mips.c (machine_function): Add varargs_size field.
219 (mips_setup_incoming_varargs): Store the amount of extra stack space
220 there rather than in *pretend_size. When saving registers, always
221 expect virtual_incoming_args_rtx to point to the start of the
223 (mips_va_start): Remove alignment hack. Handle all
224 !EABI_FLOAT_VARARGS_P cases in the same way.
225 (compute_frame_size): Handle varargs_size. Remove the redundant
226 !TARGET_OLDABI condition in the handling of pretend_args_size.
227 (mips_initial_elimination_offset): Remove the now-redundant check
230 2005-06-14 Jeff Law <law@redhat.com>
232 * tree-vrp.c (local_fold): Remove.
233 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
234 DIV/MOD case slightly for readability.
236 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
239 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
240 rather than static objects (!) from libmudflap registration.
242 2005-06-14 Richard Sandiford <richard@codesourcery.com>
244 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
245 (var_ref): Take the option's flags as a second parameter. Check
247 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
249 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
252 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
253 unsigned index numbers.
255 2005-06-13 Geoffrey Keating <geoffk@apple.com>
257 * Makefile.in (install-man): Doesn't really depend on installdirs.
258 (various rules for installing manpages): Do depend on installdirs.
260 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
262 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
263 read_encoded_value_with_base call.
264 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
265 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
266 * unwind-dw2.c (extract_cie_info): Fix aliasing in
267 read_encoded_value call.
268 (execute_cfa_program, uw_frame_state_for): Likewise.
270 2005-06-13 Roger Sayle <roger@eyesopen.com>
272 PR rtl-optimization/22053
273 * reg-stack.c (compensate_edge): Correct mistake in the assertion
274 checking of EDGE_ABNORMAL_CALL edges; complex return values can
275 result in the top two stack slots, st(0) and st(1), being live.
277 2005-06-13 Jeff Law <law@redhat.com>
279 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
280 simplify DIV, MOD or ABS expressions using VRP information.
281 Remove WALK_DATA parameter. Prototype and all callers updated.
282 (eliminate_redundant_computations): Remove WALK_DATA parameter.
283 Prototype and all callers updated.
284 (optimize_stmt): WALK_DATA parameter is now unused.
286 * tree-vrp.c (local_fold): New function. Like fold, but
287 strips useless type conversions in the result.
288 (simplify_using_ranges): New function, largely cribbed from
289 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
290 (vrp_finalize): Call simplify_using_ranges.
292 2005-06-13 Mark Mitchell <mark@codesourcery.com>
294 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
295 assembler in 64-bit mode.
297 2005-06-13 David Edelsohn <edelsohn@gnu.org>
299 Revert scc_operand patch.
300 * config/rs6000/predicates.md (scc_operand): Delete.
301 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
303 2005-06-13 Jakub Jelinek <jakub@redhat.com>
305 * trans-expr.c (gfc_conv_function_call): Return int instead of
306 void. Use a local variable for has_alternate_specifier and
307 return it. Avoid modification of function type's return value
308 in place, since it may be shared.
309 * trans.h (has_alternate_specifier): Remove.
310 (gfc_conv_function_call): Change return type.
311 * trans-stmt.c (has_alternate_specifier): Remove.
312 (gfc_trans_call): Add a local has_alternate_specifier variable,
313 set it from gfc_conv_function_call return value.
315 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
318 * fold-const.c (split_address_to_core_and_offset): Always return
319 the address of the base object.
321 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
323 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
325 2005-06-12 Richard Henderson <rth@redhat.com>
328 * tree-complex.c (update_complex_components_on_edge): New.
329 (update_parameter_components): Use it.
330 (update_phi_components): Likewise.
331 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
333 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
335 PR tree-optimization/14796
336 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
339 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
341 * cgraphunit.c, tree-ssa-loop-ivopts.c,
342 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
343 config/sparc/sparc.c: Fix comment typos.
345 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
347 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
348 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
349 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
350 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
352 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
354 PR tree-optimization/14796
355 * fold-const.c (fold_binary): Transform (A >> C) << C into
357 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
359 2005-06-11 Geoffrey Keating <geoffk@apple.com>
361 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
362 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
364 (reg_or_sub_cint_operand): Likewise.
365 (mask_operand): Handle DImode.
366 (mask64_operand): Delete.
367 (and64_operand): Delete.
368 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
369 instead of mask64_operand.
370 (print_operand): Likewise.
371 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
372 reg_or_sub_cint_operand instead of *64_* variants.
373 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
374 instead of mask64_operand.
375 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
379 (add<mode>3): Use reg_or_add_cint_operand.
381 (sub<mode>3): Use reg_or_sub_cint_operand.
382 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
383 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
384 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
385 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
386 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
387 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
388 various unnamed patterns): New.
389 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
390 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
391 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
392 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
393 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
394 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
395 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
396 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
397 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
400 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
402 * rtl.h (to_rtx_code): Remove.
403 * machmode.h (to_machine_mode): Likewise.
404 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
406 (apply_mode_maps): Likewise.
407 (read_rtx_1): Likewise.
408 (apply_code_macro): Replace to to_rtx_code with explicit cast.
409 (check_code_macro): Likewise.
410 (read_rtx_1): Likewise.
412 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
414 * c-typeck.c (convert_for_assignment): Avoid checking
415 OPT_Wc___compat, as it is always true.
417 2005-06-11 David Edelsohn <edelsohn@gnu.org>
419 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
421 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
423 Fix PR tree-optimization/22005
424 Fix PR tree-optimization/22025
426 * tree-ssa-structalias.c (struct variable_info): Add has_union
428 (create_variable_info_for): Mark variables containing unions.
429 Don't sort the field stack if notokay is true.
430 (find_what_p_points_to): Convert variables containing unions back
431 to their SFT's if necessary.
433 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
435 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
436 is an INTEGER_CST before calling int_cst_value.
438 2005-06-10 Uros Bizjak <uros@kss-loka.si>
441 * config/i386/i386.c (ix86_function_value_regno_p): Return true
442 for FIRST_MMX_REG if TARGET_MMX.
443 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
445 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
446 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
448 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
450 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
451 and access function against chrec_dont_know.
453 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
455 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
457 (exit_phi_for_loop_p): New function.
458 (can_put_in_inner_loop): Ditto.
459 (can_convert_to_perfect_nest): Ditto.
460 (perfect_nestify): Create iv with right type.
461 Rewrite statements in correct order.
463 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
465 * tree-ssa-alias.c (new_type_alias): Use existing type
466 tag if VAR has just one in its may_aliases list.
468 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
470 * rs6000/predicates.md (scc_operand): New.
471 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
473 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
475 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
476 dependence-distance modulo VF is 0 are recorded in the
477 SAME_ALIGN_REFs VEC in each DR.
478 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
479 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
480 DR we want to peel for, is set to 0.
481 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
482 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
484 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
485 (_stmt_vec_info): Added new field same_align_refs.
486 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
488 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
490 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
492 2005-06-10 Alan Modra <amodra@bigpond.net.au>
494 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
495 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
496 * config/rs6000/rs6000.c (output_function_profiler): Obey
497 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
498 for -fPIC. Delete save_lr and substitute its value into strings.
500 2005-06-09 Dale Johannesen <dalej@apple.com>
502 * config/i386/i386.c (optimization_options): Make -fno-math-errno
503 the default on Darwin.
504 * config/rs6000/rs6000.c (optimization_options): Ditto.
505 * doc/invoke.texi (-fno-math-errno): Document.
507 2005-06-09 Dale Johannesen <dalej@apple.com>
509 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
510 Change to TARGET_INVALID_WITHIN_DOLOOP.
512 2005-06-09 David Edelsohn <edelsohn@gnu.org>
514 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
515 * config/rs6000/predicates.md (scc_eq_operand): New.
517 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
519 * config/sh/sh.md (mextr_rl): Set buffer size properly.
520 (*mextr_lr): Likewise.
522 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
525 * c.opt (Wc++-compat): New.
526 * doc/invoke.texi (-Wc++-compat): Document.
527 * c-typeck.c (convert_for_assignment): Check for implicit
528 conversion void* -> T*.
530 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
532 * machmode.h (to_machine_mode): New.
533 * rtl.h (to_rtx_code): Likewise.
534 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
535 (print_c_condition): Convert return value of htab_find().
536 (apply_code_macro): Add explicit cast when convertin to enums.
537 (apply_mode_maps): Likewise.
538 (check_code_macro): Likewise.
539 (read_rtx_1): Likewise.
541 2005-06-09 Richard Henderson <rth@redhat.com>
543 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
544 Use SCALAR_FLOAT_MODE_P.
545 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
546 (fselect): Rename from fpcmp; use %F.
549 2005-06-09 Jan Hubicka <jh@suse.cz>
551 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
552 local statics when doing unit-at-a-time.
553 (cgraph_varpool_assemble_pending_decls): Output debug info.
554 * dwarf2out.c (decls_for_scope): Skip local statics.
555 (dwarf2out_decl): Handle local statics.
556 * passes.c (rest_of_decl_compilation): Do not differentiate
557 local and global statics in unit-at-a-time.
558 * tree-inline.c (remap_decls): Put local static into
559 unexpanded_vars_list rather than introducing duplicated VAR_DECL
562 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
564 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
567 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
569 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
570 * tree-flow.h (find_what_p_points_to): Add prototype.
571 (push_fields_onto_fieldstack): Ditto.
572 (sort_fieldstack): Ditto.
573 * tree-optimize.c (init_tree_optimization_passes): Add
574 pass_build_pta and pass_del_pta.
575 * tree-pass.h (pass_build_pta): New structure.
576 (pass_del_pta): Ditto.
577 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
578 using new alias analyzer.
579 (push_fields_onto_fieldstack): Removed from here.
580 (bitpos_of_field): Ditto.
581 (fieldoff_compare): Ditto.
582 * tree-ssa-structalias.c: New file.
583 * tree-ssa-structalias.h: Ditto.
585 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
587 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
590 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
592 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
593 * config/bfin/bfin.h (enum bfin_builtins): ... here.
595 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
597 * target.h (insn_valid_within_doloop): Rename into
598 "invalid_within_doloop". Change return type to "const char *".
600 * targhooks.h (default_insn_valid_within_doloop): Rename into
601 "default_invalid_within_doloop".
602 * targhooks.c (default_insn_valid_within_doloop): Likewise.
604 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
605 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
606 "default_invalid_within_doloop".
607 * hooks.c (hook_constcharptr_rtx_null): New function.
608 (hook_bool_rtx_true): Remove.
609 * hooks.h (hook_constcharptr_rtx_null): Declare.
610 (hook_bool_rtx_true): Remove.
611 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
612 "invalid_within_doloop" and print error message if non-null.
614 * doc/tm.texi: Update documentation.
615 * config/s390/s390.c: Adjust to new hook name and new default hook.
616 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
617 into "rs6000_invalid_within_doloop".
618 (rs6000_invalid_within_doloop): Change return type to "static const
619 char *" and replace return values. Update Comment.
621 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
623 * config/bfin/bfin.opt (mlong-calls): New.
624 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
625 if TARGET_LONG_CALLS.
627 2005-06-09 Richard Henderson <rth@redhat.com>
630 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
631 (struct tree_decl): Add gimple_reg_flag.
632 * integrate.c (copy_decl_for_inlining): Copy it.
633 * gimplify.c (internal_get_tmp_var): Set it.
634 (gimplify_bind_expr): Likewise.
635 (gimplify_function_tree): Likewise.
636 (gimplify_modify_expr_complex_part): New.
637 (gimplify_modify_expr): Use it.
638 * tree-gimple.c (is_gimple_reg_type): Allow complex.
639 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
641 * tree-complex.c (complex_lattice_t): New.
642 (complex_lattice_values, complex_variable_components): New.
643 (some_nonzerop, find_lattice_value, is_complex_reg,
644 init_parameter_lattice_values, init_dont_simulate_again,
645 complex_visit_stmt, complex_visit_phi, create_components,
646 update_complex_components, update_parameter_components,
647 update_phi_components, update_all_vops, expand_complex_move): New.
648 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
650 (update_complex_assignment): Use update_complex_components;
651 handle updates of return_expr properly.
652 (expand_complex_addition): Use complex lattice values.
653 (expand_complex_multiplication): Likewise.
654 (expand_complex_division): Likewise.
655 (expand_complex_libcall): Use update_complex_components.
656 (expand_complex_comparison): Use update_stmt.
657 (expand_complex_operations_1): Use expand_complex_move, retrieve
659 (tree_lower_complex): Compute lattice values.
660 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
661 (pass_lower_complex_O0): Rename from pass_lower_complex.
662 (pass_lower_complex, gate_no_optimization): New.
663 * tree-optimize.c (init_tree_optimization_passes): Update for
664 complex pass changes.
665 * tree-pass.h (pass_lower_complex_O0): Declare.
667 2005-06-08 Dale Johannesen <dalej@apple.com>
669 * config/darwin.c (darwin_binds_local_p): New.
670 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
671 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
672 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
673 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
675 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
677 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
678 rs6000_isel, rs6000_spe, rs6000_alignment_string,
679 rs6000_sched_restricted_insns_priority_str,
680 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
682 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
684 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
685 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
686 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
687 multiplier_allowed_in_address_p, get_address_cost): Ditto.
689 2005-06-08 Richard Henderson <rth@redhat.com>
691 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
692 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
693 Emit out3 load right after alloc.
695 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
697 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
698 rs6000_explicit_options.
700 2005-06-08 Richard Henderson <rth@redhat.com>
702 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
703 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
705 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
707 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
709 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
712 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
715 * config/sparc/sparc.c (sparc_fold_builtin): New function
716 (sparc_vis_mul8x16): New function.
717 (sparc_handle_vis_mul8x16): New function.
718 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
720 2005-06-08 David Edelsohn <edelsohn@gnu.org>
722 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
724 (call_indirect_nonlocal_aix64): Same.
725 (call_value_indirect_nonlocal_aix32): Same.
726 (call_value_indirect_nonlocal_aix64): Same.
729 (eq): Use CLZ splitter for compare with zero.
731 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
733 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
734 everything larger than 8 bytes in memory.
736 * config/bfin/bfin.h (enum bfin_builtins): New.
737 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
739 (csync, ssync): New insn patterns.
740 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
742 (def_builtin): New macro.
743 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
745 From Jie Zhang <jie.zhang@analog.com>
746 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
747 behavior of the native assembler in VDSP. So change accordingly.
749 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
751 * tree-data-ref.c (compute_estimated_nb_iterations,
752 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
753 analyze_subscript_affine_affine, find_data_references_in_loop):
754 Fixed to use chrec_contains_undetermined to test the values of
755 loop->estimated_nb_iterations.
756 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
757 Compute the estimation only when loop->estimated_nb_iterations
758 has not yet been initialized.
759 (convert_step_widening, scev_probably_wraps_p): Add a call to
760 estimate_numbers_of_iterations_loop.
761 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
763 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
766 * dwarf2out.c (add_loc_descr_op_piece): Move to the
767 DWARF2_DEBUGGING_INFO section.
769 2005-06-08 Richard Henderson <rth@redhat.com>
772 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
774 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
777 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
778 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
779 (TARGET_ASM_OUT): Add it.
780 * doc/tm.texi (Debugging Info): Document it.
781 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
782 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
783 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
784 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
785 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
786 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
787 (gen_inlined_tls_plt): Remove unused variable MEM.
788 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
789 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
790 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
791 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
793 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
794 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
795 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
796 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
798 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
799 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
800 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
801 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
803 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
804 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
805 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
806 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
808 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
809 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
810 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
811 (TARGET_GNU_TLS): Define to 1.
812 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
813 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
815 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
816 if TARGET_GNU_TLS only.
817 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
819 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
820 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
822 2005-06-07 Dale Johannesen <dalej@apple.com>
824 * config/i386/i386.md (movqi_1): Fix case where source
825 is memory and destination EDI.
827 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
829 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
831 2005-06-07 Eric Christopher <echristo@redhat.com>
833 * system.h: Poison EXTRA_CC_MODES.
834 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
835 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
836 * doc/md.texi (Jump Patterns): Replace reference to
837 EXTRA_CC_MODES with machine-modes.def.
838 * doc/rtl.texi (Machine Modes): Ditto.
840 2005-06-07 Richard Henderson <rth@redhat.com>
842 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
843 (assemble_start_function): Fix strcmp confusion.
845 2005-06-07 Uros Bizjak <uros@kss-loka.si>
847 * config/i386/i386.h (enum ix86_entity): New.
848 (enum ix86_stack_slot): New.
849 (OPTIMIZE_MODE_SWITCHING): Redefine to use
850 ix86_optimize_mode_switching[] array.
851 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
852 (MODE_NEEDED): Use ix86_mode_needed() function.
853 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
855 (struct machine_function): Use optimize_mode_switching[] array.
857 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
858 (ix86_mode_needed): New function.
859 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
860 correct stack positions for stored control words.
861 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
862 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
864 [IX86_BUILTIN_STMXCSR]: Same.
866 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
867 (emit_i387_cw_initialization): Change prototype.
868 (ix86_mode_needed): New prototype.
870 * config/i386/i386.md (i387_cw attribute): Change order of elements.
871 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
872 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
873 (*fist<mode>2_ceil_1): Change constant in call to
874 assign_386_stack_local to SLOT_TEMP.
875 (*fix_trunc<mode>_i387_1): Change constant in call to
876 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
877 Use new ix86_optimize_mode_switching[] array.
878 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
879 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
880 Use new ix86_optimize_mode_switching[] array.
881 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
882 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
883 Use new ix86_optimize_mode_switching[] array.
884 (frndintxf2_trunc): Change constants in call to
885 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
886 Use new ix86_optimize_mode_switching[] array.
887 (frndintxf2_mask_pm): Change constants in call to
888 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
889 Use new ix86_optimize_mode_switching[] array.
891 (define_peephole2): Change constant from 17 to FLAGS_REG;
893 2005-06-07 Richard Henderson <rth@redhat.com>
896 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
898 2005-06-07 Dale Johannesen <dalej@apple.com>
900 * tree-nested.c (finalize_nesting_tree_1): Disable
901 warn_padded around layout_type call.
903 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
905 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
908 2005-06-07 Eric Christopher <echristo@redhat.com>
910 * config/mips/predicates.md: Revert previous patch.
912 2005-06-07 Jakub Jelinek <jakub@redhat.com>
915 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
918 2005-06-07 Diego Novillo <dnovillo@redhat.com>
920 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
921 (thread_stats): New local variable.
922 (redirect_edges): Increment count of threaded edges.
923 (thread_through_all_blocks): Initialize thread_stats.
924 Display number of threaded jumps if TDF_STATS is enabled.
926 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
928 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
929 the current bit index with no modulo.
931 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
933 PR 18403 and meta PR 21861.
934 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
935 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
936 (evolution_function_is_invariant_rec_p,
937 evolution_function_is_invariant_p): New.
938 (chrec_convert): Use an extra parameter AT_STMT for refining the
939 information that is passed down to convert_step. Integrate the
940 code that was in count_ev_in_wider_type.
941 * tree-chrec.h (count_ev_in_wider_type): Removed.
942 (chrec_convert): Modify its declaration.
943 (evolution_function_is_invariant_p): Declared.
944 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
945 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
946 (scev_probably_wraps_p): Declared.
947 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
948 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
949 Use an extra parameter AT_STMT for refining the information that is
950 passed down to convert_step.
951 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
952 analyze_scalar_evolution_1): Initialize AT_STMT with the current
954 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
955 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
956 can_count_iv_in_wider_type to use convert_step.
957 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
958 code that is independent of the loop over the known iteration
959 bounds to convert_step_widening, the rest is moved to
960 proved_non_wrapping_p.
961 (scev_probably_wraps_p): New.
962 (can_count_iv_in_wider_type): Renamed convert_step.
963 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
964 Use scev_probably_wraps_p for computing init_is_max.
965 (vrp_visit_assignment): Pass the current analyzed statement to
966 adjust_range_with_scev.
967 (execute_vrp): Call estimate_numbers_of_iterations for refining the
968 information provided by scev analyzer.
970 2005-06-07 Eric Christopher <echristo@redhat.com>
972 * config/mips/predicates.md (sleu_operand): Use
973 IN_RANGE to specify range of operand.
975 2005-06-07 Steven Bosscher <stevenb@suse.de>
977 PR tree-optimization/21847
978 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
979 -fnon-call-exceptions, also mark statements inherently
980 necessary if they may throw.
982 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
984 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
985 ("type"): Add "sem" to 'type' attribute.
986 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
987 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
988 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
989 "*sync_compare_and_swap_ccsi"): New patterns.
990 * config/s390/2064.md: ("z_sem"): New insn_reservation.
991 * config/s390/2084.md: ("x_sem"): New insn_reservation.
992 * config/s390/s390.c: (s390_compare_emitted): New global variable.
993 (s390_emit_compare): Do not emit comparison again after cas.
994 * config/s390/s390.h (s390_compare_emitted): Declare.
996 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
998 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
999 sbitmap_iter_cond, sbitmap_iter_next): New.
1000 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1001 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1002 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1003 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1005 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1007 * tree-ssa-address.c: New file.
1008 * Makefile.in (tree-ssa-address.o): Add.
1009 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1010 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1011 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1012 * tree-flow.h (struct mem_address): New.
1013 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1014 (create_mem_ref, addr_for_mem_ref, get_address_description,
1015 maybe_fold_tmr, multiplier_allowed_in_address_p,
1016 multiply_by_cost): Declare.
1017 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1018 * tree-pretty-print.c (dump_generic_node): Ditto.
1019 * tree-ssa-loop-im.c (for_each_index): Ditto.
1020 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1021 find_interesting_uses_address): Ditto.
1022 (rewrite_address_base, build_addr_strip_iref): Removed.
1023 (struct affine_tree_combination): Moved to tree-flow.h.
1024 (get_ref_tag, copy_ref_info): New functions.
1025 (rewrite_use_address): Produce TARGET_MEM_REFs.
1026 (tree_ssa_iv_optimize): Do not call update_ssa
1027 and rewrite_into_loop_closed_ssa.
1028 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1029 build_addr_strip_iref.
1030 (unshare_aff_combination): New function.
1031 (fold_affine_sum): Removed.
1032 (get_computation_at): Use get_computation_aff. Unshare the result.
1033 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1034 (multiply_by_cost): Exported.
1035 (get_address_cost): Use multiplier_allowed_in_address_p.
1036 * tree-ssa-operands.c (get_tmr_operands): New function.
1037 (get_expr_operands): Handle TARGET_MEM_REFs.
1038 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1039 (build): Handle 7 arguments.
1040 (build7_stat): New function.
1041 * tree.def (TARGET_MEM_DEF): New.
1042 * tree.h (REF_ORIGINAL): Removed.
1043 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1044 TMR_TAG, build7): New macros.
1045 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1046 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1047 * doc/c-tree.texi: Document TARGET_MEM_REF.
1048 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1050 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1053 * dwarf2out.c (add_loc_descr_op_piece): New function.
1054 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1055 loc_descriptor): Use it.
1056 * var-tracking.c: Include regs.h and expr.h.
1057 (emit_note_insn_var_location): Skip over pieces where offset
1058 is smaller than previous offset plus previous piece mode size.
1059 Optimize adjacent hard registers or memory locations.
1060 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1062 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1064 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1066 * gimplify.c (gimplify_cond_expr): No need to fix up the
1069 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1071 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1074 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1076 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1077 'stwux' instructions that are considered to be stack decrements.
1079 * rtlanal.c (subreg_offset_representable_p): Handle objects
1082 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1084 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1085 in call to pre_edge_lcm.
1087 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1089 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1090 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1091 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1093 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1094 dwarf register number for SHmedia.
1095 (shmedia_fallback_frame_state): New.
1096 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1098 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1100 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1102 * c-lex.c (lex_string): Use XOBFINISH.
1103 * collect2.c (extract_string, dump_file): Likewise.
1104 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1105 * gcc.c (init_spec, build_search_list, convert_filename,
1106 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1107 * genpreds.c (write_predicate_subfunction): Likewise.
1108 * genflags.c (main): Likewise.
1109 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1110 join_c_conditions, read_quoted_string, read_braced_string,
1111 read_rtx_1): Likewise.
1112 * stringpool.c (ggc_alloc_string): Likewise.
1113 * tlink.c (obstack_fgets, recompile_files): Likewise.
1115 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1117 * intl.h (G_): New macro.
1118 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1119 instead of msgid for argument name.
1120 * tree-ssa.c (warn_uninit): Likewise.
1121 * c-parser.c (c_parser_error): Likewise.
1122 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1123 * config/darwin-c.c (BAD): Likewise.
1124 * config/c4x/c4x-c.c (BAD): Likewise.
1125 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1126 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1127 * c-common.c (c_parse_error): Likewise.
1128 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1129 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1131 (fnotice): Use cmsgid instead of msgid for argument name.
1132 * gcov.c (fnotice): Likewise.
1133 * protoize.c (notice): Likewise.
1134 * final.c (output_operand_lossage): Likewise.
1135 * gcc.c (fatal, notice): Likewise.
1136 (error): Use gmsgid instead of msgid for argument name.
1137 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1138 of msgid for argument name.
1139 (error): Use gmsgid instead of msgid for argument name.
1140 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1142 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1143 * tree-inline.c (inline_forbidden_p_1): Likewise.
1144 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1145 conventions for marking translations.
1146 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1148 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1151 * fold-const.c (operand_equal_p): Don't return 1, if element
1152 chains for 2 VECTOR_CSTs are not the same length.
1155 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1156 not all VECTOR_CST elements are given.
1158 * combine.c (try_combine): Use hard_regno_nregs array instead of
1159 HARD_REGNO_NREGS macro.
1160 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1161 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1162 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1164 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1166 * tree-ssa-reassoc.o: New.
1167 (OBJS-common): Add tree-ssa-reassoc.o
1168 * timevar.def: Add TV_TREE_REASSOC
1169 * tree-optimize.c (pass_reassoc): Add call.
1170 * tree-pass.h (pass_reassoc): Add.
1171 * tree-ssa-reassoc.c: New file.
1173 2005-06-06 Eric Christopher <echristo@redhat.com>
1176 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1178 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1180 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1181 HAVE_GAS_MAX_SKIP_P2ALIGN.
1182 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1184 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1186 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1187 getopt.h dependency.
1188 (mips-tdump.o): Likewise.
1190 2005-06-06 Jan Hubicka <jh@suse.cz>
1192 * predict.c (tree_predict_edge): Don't drop useless predictions;
1193 check that it is not called too late in the game.
1194 (gate_estimate_probability): New gate.
1195 (pass_profile): Gate.
1196 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1197 predictions; update CFG instead.
1198 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1200 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1202 * config.gcc (bfin*-uclinux*): New.
1203 * config/bfin/uclinux.h: New file.
1205 2005-06-06 Ben Elliston <bje@au.ibm.com>
1207 * doc/md.texi (Insn Splitting): Fix some wording.
1209 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1211 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1212 (rs6000_emit_swdivdf): New function.
1213 * config/rs6000/rs6000.md (fres): New pattern.
1214 (divsf3): Add approximation through rs6000_emit_swdivsf.
1215 (fred): New pattern.
1216 (divdf3): Add approximation through rs6000_emit_swdivdf.
1217 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1218 (rs6000_emit_swdivdf): Declare.
1219 * config/rs6000/rs6000.opt (mswdiv): New option.
1220 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1222 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1224 PR tree-optimization/21846
1225 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1226 * tree-flow.h (substitute_in_loop_info): Declare.
1227 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1228 Ensure that chrec_dont_know and chrec_known have a type.
1229 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1231 2005-06-05 Steven Bosscher <stevenb@suse.de>
1233 * config/i386/i386.c (x86_use_loop): Remove.
1234 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1235 (TARGET_USE_LOOP): Remove.
1236 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1237 Also remove related define_splits.
1239 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1241 * tree-flow.h (stmt_ann_d): Move aux to ...
1242 (tree_ann_common_d): ... here.
1243 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1244 move_computations_stmt, schedule_sm): Update references to
1246 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1247 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1248 call to set_stmt_info.
1249 (vect_transform_loop): Likewise.
1250 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1253 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1255 (vect_mark_relevant): Takes two additional arguments - live_p and
1256 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1257 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1258 relevant stmt. Return two values = live_p and relevant_p.
1259 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1260 vect_stmt_relevant_p with additional arguments. Phis are no longer
1261 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1262 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1263 stmt that is marked as irrelevant and live, cause it's only used out
1264 side the loop, may need to be vectorized (e.g. reduction).
1265 (vect_analyze_operations): Examine phis. Call
1266 vectorizable_live_operation for for LIVE_P stmts. Check if
1268 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1269 vectorization - just classify the scalar cycles created by the loop
1270 phis. Call vect_is_simple_reduction.
1271 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1272 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1273 call to set_stmt_info.
1274 (vect_get_vec_def_for_operand): Code reorganized - the code that
1275 classifies the type of use was factored out to vect_is_simple_use.
1276 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1277 additional arguments.
1278 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1279 and computes a loop_vec_def.
1280 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1282 (vectorizable_live_operation): New.
1283 (vect_transform_stmt): Handle LIVE_P stmts.
1284 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1285 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1286 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1287 (vect_is_simple_use): Determine the type of the def and return it
1288 in a new function argument. Consider vect_reduction_def and
1289 vect_induction_def, but for now these are not supported.
1290 (vect_is_simple_reduction): New. Empty for now.
1291 * tree-vectorizer.h (vect_def_type): New enum type.
1292 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1293 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1294 (vect_is_simple_use): New arguments added to function declaration.
1295 (vect_is_simple_reduction): New function declaration.
1296 (vectorizable_live_operation): New function declaration.
1298 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1299 (vect_can_advance_ivs_p): Likewise.
1300 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1302 2005-06-05 Eric Christopher <echristo@redhat.com>
1304 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1306 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1309 * config/mmix/mmix.md ("*movdicc_real_foldable")
1310 ("*movdfcc_real_foldable", "*bCC_foldable")
1311 ("*bCC_inverted_foldable"): Specify DImode for register being
1314 2005-06-04 Roger Sayle <roger@eyesopen.com>
1316 * reg-stack.c (struct block_info_def): Correct grammar typo.
1317 (compensate_edge): Clean-up. Perform as little work as possible
1318 when src and dest stacks match. Avoid modifying block_info.
1319 Reorder and simplify assertion checks. Avoid unnecessary copying
1320 of regstack structure.
1321 (convert_regs_1): Set the done flag here...
1322 (convert_regs_2): ... instead of here.
1324 2005-06-04 Dale Johannesen <dalej@apple.com>
1326 * config/rs6000/rs6000.c (no_global_regs_above): New.
1327 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1328 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1329 (rs6000_conditional_register_usage): Don't put Darwin PIC
1330 register in global_regs.
1331 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1333 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1334 if not done by lr_save_p.
1335 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1336 Use rotate instead of ashift.
1337 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1338 (call_value_indirect_nonlocal_sysv): Ditto.
1340 2005-06-04 Jan Hubicka <jh@suse.cz>
1342 * cgraphunit.c (cgraph_reset_node): Break out from ...
1343 (cgraph_finalize_function): ... here.
1344 (cgraph_finalize_compilation_unit): Reset nodes where backend
1347 2005-06-04 Richard Henderson <rth@redhat.com>
1350 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1351 until we've passed initial ldgp.
1353 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1355 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1356 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1357 * expr.c (expand_var): Ditto.
1358 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1359 * gimplify.c (gimplify_decl_expr): Ditto.
1360 (gimplify_expr): Ditto.
1361 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1362 * tree.c (value_expr_for_decl): New.
1363 (print_value_expr_statistics): New.
1364 (init_ttree): Init value_expr_for_decl.
1365 (decl_value_expr_lookup): New.
1366 (decl_value_expr_insert): Ditto.
1367 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1368 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1369 (SET_DECL_VALUE_EXPR): New.
1370 (DECL_HAS_VALUE_EXPR_P): New.
1372 2005-06-04 Steven Bosscher <stevenb@suse.de>
1374 * lcm.c: Move all mode-switching related functions from here...
1375 * mode-switching.c: ...to this new file.
1376 * doc/passes.texi: Update accordingly.
1378 * basic-block.h (label_value_list): Remove extern decl.
1379 * cfgrtl.c (label_value_list): Remove.
1380 (can_delete_label_p): Don't look at it.
1381 * cfgcleanup.c (cleanup_cfg): Don't free it.
1383 * common.opt: Don't refer to non-existing flag_alias_check.
1385 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1387 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1389 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1391 * function.c (prologue, epilogue, sibcall_epilogue): Change
1392 their types to VEC(int,heap)*.
1393 (free_after_compilation): Free the three vectors above.
1394 (init_function_for_compilation, record_insns, contains,
1395 prologue_epilogue_contains, sibcall_epilogue_contains,
1396 reposition_prologue_and_epilogue_notes): Use VEC instead of
1397 VARRAY. (init_function_once): Remove.
1398 * function.h: Remove the prototype for init_function_once.
1399 * toplev.c (backend_init): Don't call init_function_once.
1401 2005-06-04 Jan Hubicka <jh@suse.cz>
1403 * predict.c (tree_predict_edge): Do not predict entry edge and
1404 single succestor edge.
1406 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1409 * c-typeck.c (push_init_level): Don't pop levels without braces if
1412 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1414 * tree-data-ref.c (compute_self_dependence): New function.
1415 (compute_all_dependences): Use it.
1417 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1419 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1420 (c_parser_expr_list): Don't use chainon().
1422 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1423 when -isysroot passed.
1425 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1428 * c-decl.c (start_function): Restore label_context_stack_se and
1429 label_context_stack_vm if returning with an error.
1431 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1433 * configure.ac: Check declaration for asprintf, needed by
1435 * configure: Regenerate.
1436 * config.in: Likewise.
1438 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1440 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1441 allocate info array.
1442 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1443 range to varying in cast expressions that change
1446 2005-06-03 Eric Christopher <echristo@redhat.com>
1448 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1451 2005-06-03 Jan Hubicka <jh@suse.cz>
1453 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1454 * cfg.c (remove_edge): Use it.
1455 * predict.c (remove_predictions_associated_with_edge): New function.
1457 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1459 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1460 Clear call_realy_used_regs[r2] when ABI_AIX.
1462 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1465 * fold-const.c (fold_binary): Fix type mismatches in folding
1468 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1470 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1473 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1475 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1477 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1479 * reload1.c (reload): Revert my previous patch.
1481 2005-06-03 Nick Clifton <nickc@redhat.com>
1483 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1486 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1488 PR tree-optimization/21849
1489 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1491 2005-06-02 Richard Henderson <rth@redhat.com>
1493 * Makefile.in (tree-vect-generic.o): New.
1494 (OBJS-common, GTFILES, s-gtype): Add it.
1495 * tree-complex.c (build_replicated_const, vector_inner_type,
1496 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1497 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1498 do_negate, expand_vector_piecewise, expand_vector_parallel,
1499 expand_vector_addition, expand_vector_operation,
1500 type_for_widest_vector_mode, expand_vector_operations_1,
1501 gate_expand_vector_operations, expand_vector_operations,
1502 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1503 (tree_lower_complex): Rename from tree_lower_operations.
1504 (pass_lower_complex): Rename from pass_pre_expand.
1505 * tree-vect-generic.c: New file.
1506 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1507 (pass_lower_vector): New.
1508 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1510 2005-06-02 Richard Henderson <rth@redhat.com>
1512 * modulo-sched.c (doloop_register_get): Protect against
1513 doloop_end not defined.
1515 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1517 * config/sh/sh.c (general_movsrc_operand,
1518 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1519 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1520 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1521 xor_operand, cmp_operand, logical_operand, and_operand,
1522 fpscr_operand, fpul_operand, symbol_ref_operand,
1523 commutative_float_operator, noncommutative_float_operator,
1524 unary_float_operator, binary_float_operator,
1525 binary_logical_operator, equality_comparison_operator,
1526 greater_comparison_operator, less_comparison_operator,
1527 shift_operator, logical_operator, target_reg_operand,
1528 target_operand, mextr_bit_offset, extend_reg_operand,
1529 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1530 general_extend_operand, ua_address_operand,
1531 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1532 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1533 shift_count_reg_operand, shift_count_operand,
1534 unaligned_load_operand): Move to ...
1535 * config/sh/predicates.md: ... here.
1536 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1539 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1541 * tree.c (build_common_builtin_nodes): Fix the return type on
1544 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1546 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1547 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1548 (strip_offset_1): Likewise.
1549 (tree_to_aff_combination): Likewise.
1551 2005-06-02 DJ Delorie <dj@redhat.com>
1553 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1556 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1558 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1559 binary operations with the correct types.
1560 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1561 for all computation.
1563 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1565 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1566 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1568 * doc/install.texi: Fix a typo.
1570 2005-06-02 Jan Hubicka <jh@suse.cz>
1572 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1573 inline functions are not local.
1575 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1577 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1579 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1582 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1584 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1587 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1589 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1591 (s390_dump_pool): Likewise.
1592 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1593 (s390_chunkify_start): Likewise.
1594 (s390_dump_execute): Remove.
1595 (s390_reorg): Handle out-of-pool execute templates.
1597 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1599 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1602 2005-06-02 Jan Hubicka <jh@suse.cz>
1604 * cgraph.c (cgraph_node): Maintain master clones.
1605 (cgraph_remove_node): Likewise.
1606 (availability_names): New static variable.
1607 (dump_cgraph_node): Dump availability.
1608 (dump_cgraph_varpool_node): Likewise.
1609 (cgraph_is_master_clone, cgraph_master_clone,
1610 cgraph_function_body_availability,
1611 cgraph_variable_initializer_availability): New functions.
1612 * cgraph.h (availability): New enum.
1613 (struct cgraph_node): Add master_clone.
1614 (cgraph_is_master_clone, cgraph_master_clone,
1615 cgraph_function_body_availability,
1616 cgraph_variable_initializer_availability): Declare.
1617 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1618 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1619 * ipa-inline.c (cgraph_decide_inlining): Do not call
1620 cgraph_remove_unreachable_nodes.
1622 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1625 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1628 * tree-vrp.c (nonnull_arg_p): New.
1629 (get_value_range): Call it.
1631 2005-06-02 Eric Christopher <echristo@redhat.com>
1633 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1635 (mips_rtx_cost_data): New datatype.
1636 (MEMORY_MOVE_COST): Use data from structure.
1637 (BRANCH_COST): Ditto.
1638 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1639 * config/mips/mips.md (cpu): Rework for processor_type changes.
1640 * config/mips/mips.c (mips_cost): New variable.
1641 (DEFAULT_COSTS): Define.
1642 (mips_rtx_cost_data): New.
1643 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1644 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1645 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1646 (override_options): Set cost data.
1647 (mips_register_move_cost): Formatting changes.
1648 (bdesc_arrays): Use PROCESSOR_MAX.
1649 (mips_init_builtins): Ditto.
1651 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1654 * doc/invoke.texi: Document -ftree-vrp.
1656 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1658 PR tree-optimization/21734
1659 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1660 phi_result when current_def is not available.
1661 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1664 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1666 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1667 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1669 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1671 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1673 2005-06-02 Jan Hubicka <jh@suse.cz>
1675 * cgraph.c (dump_cgraph_node): Print new flags.
1676 (dump_cgraph_varpool_node): Likewise.
1677 (decide_variable_is_needed): Initialize externally_visible flag.
1678 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1679 (cgraph_varpool_node): Likewise.
1680 (cgraph_function_flags_ready): Declare.
1681 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1682 (cgraph_function_and_variable_visibility) ... this one; handle
1683 externally_visible flags.
1684 (decide_is_function_needed): Set externally_visible flag.
1685 (cgraph_finalize_function): Deal properly with early cleanups.
1686 (cgraph_optimize): Update call of
1687 cgraph_function_and_variable_visibility.
1689 2005-06-02 Steven Bosscher <stevenb@suse.de>
1690 Mostafa Hagog <mustafa@il.ibm.com>
1692 * cfgloop.h (doloop_condition_get): Make external.
1693 * loop-doloop.c (doloop_condition_get): Generalize to make it
1694 usable in modulo-sched.c.
1695 * modulo-sched.c (doloop_register_get): Use
1696 doloop_condition_get instead of duplicating it.
1698 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1700 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1701 the correct set of init_insns that need deletion.
1702 * local-alloc.c (update_equiv_regs): When substituting sole definition
1703 into sole use of a reg, delete it from liveness information.
1705 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1707 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1709 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1711 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1712 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1713 * fold-const.c (invert_tree_comparison): Make extern.
1714 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1715 (struct value_range_def): Limewise.
1716 (get_value_range): Remove.
1717 (dump_value_range): Remove.
1718 (dump_all_value_ranges): Remove.
1719 (debug_all_value_ranges): Remove.
1720 (vrp_evaluate_conditional): Declare.
1721 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1723 (substitute_and_fold): Add argument use_ranges_p.
1725 If use_ranges_p is true, call fold_predicate_in to fold
1726 predicates using range information.
1727 Ignore ASSERT_EXPRs.
1728 Change debugging output to only show statements that have been
1730 (replace_phi_args_in): Move debugging output code from
1731 substitute and fold.
1732 (fold_predicate_in): New local function.
1733 * tree-ssa-propagate.h (enum value_range_type): Move from
1735 (struct value_range_d): Likewise.
1737 (value_range_t): Rename from value_range.
1738 * tree-vrp.c (found_in_subgraph): Rename from found.
1739 (get_opposite_operand): Remove.
1740 (struct assert_locus_d): Declare.
1741 (assert_locus_t): Declare.
1742 (need_assert_for): Declare.
1743 (asserts_for): Declare.
1744 (blocks_visited): Declare.
1745 (vr_value): Declare.
1746 (set_value_range): Add argument 'equiv'.
1747 Don't drop to VARYING ranges that cover all values in the
1749 Make deep copy of equivalence set 'equiv'.
1750 (copy_value_range): New local function.
1751 (set_value_range_to_undefined): New local function.
1752 (compare_values): Return -2 if either value has overflowed.
1753 (range_includes_zero_p): New local function.
1754 (extract_range_from_assert): Flip the predicate code if the
1755 name being asserted is on the RHS of the predicate.
1756 Avoid creating unnecessary symbolic ranges if the comparison
1757 includes another name with a known numeric range.
1758 Update the equivalnce set of the new range when asserting
1760 (extract_range_from_ssa_name): Update the equivalence set of
1761 the new range with VAR.
1762 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1763 If -fwrapv is used, set the resulting range to VARYING if the
1764 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1765 TYPE_MAX_VALUE to represent -INF and +INF.
1766 Fix handling of *_DIV_EXPR.
1767 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1768 ABS_EXPR properly by switching the range around if necessary.
1769 (extract_range_from_comparison): New local function.
1770 (extract_range_from_expr): Call it.
1771 (adjust_range_with_scev): Do not adjust the range if using
1772 wrapping arithmetic (-fwrapv).
1773 (dump_value_range): Also show equivalence set.
1774 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1775 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1776 (infer_value_range): Change return value to bool.
1777 Add arguments 'comp_code_p' and 'val_p'.
1778 Do not attempt to infer ranges from statements that may throw.
1779 Store the comparison code in comp_code_p.
1780 Store the other operand to be used in the predicate in val_p.
1781 (dump_asserts_for): New.
1782 (debug_asserts_for): New.
1783 (dump_all_asserts): New.
1784 (debug_all_asserts): New.
1785 (register_new_assert_for): New.
1786 (register_edge_assert_for): New.
1787 (find_conditional_asserts): New.
1788 (find_assert_locations): New.
1789 (process_assert_insertions_for): New.
1790 (process_assert_insertions): New.
1791 (insert_range_assertions): Initialize found_in_subgraph,
1792 blocks_visited, need_assert_for and asserts_for.
1793 Call find_assert_locations and process_assert_insertions.
1794 (remove_range_assertions): Add more documentation.
1795 (vrp_initialize): Change return type to void.
1796 Do not try to guess if running VRP is worth it.
1797 (compare_name_with_value): New.
1798 (compare_names): New.
1799 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1800 use_equiv_p is true, call compare_names and
1801 compare_name_with_value to compare all the ranges for every
1802 name in the equivalence set of the predicate operands.
1804 (vrp_meet): Try harder not to derive a VARYING range.
1805 If two values meet, the resulting equivalence set is the
1806 intersection of the two equivalence sets.
1807 (vrp_visit_phi_node): Call copy_value_range to get the current
1808 range information of the LHS.
1809 (vrp_finalize): Create a value vector representing all the
1810 names that ended up with exactly one value in their range.
1811 Call substitute_and_fold.
1812 (execute_vrp): Document equivalence sets in ranges.
1813 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1814 (struct tree_ssa_name): Remove field value_range.
1815 (invert_tree_comparison): Declare.
1817 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1819 Fix PR tree-optimization/21839
1821 * gimplify.c (zero_sized_field_decl): New function.
1822 (gimplify_init_ctor_eval): Use it.
1824 2005-06-01 Josh Conner <jconner@apple.com>
1827 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1828 to read-only memory if it's sparse.
1830 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1832 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1833 Add documentation for REG_SETJMP
1835 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1837 * stmt.c (expand_case): Use build_int_cst.
1838 (node_has_low_bound): Likewise, and correct type mismatch.
1839 (node_has_high_bound): Likewise.
1840 * fold-const.c (fold_binary): Ensure we build trees
1841 with the correct types - undo what STRIP_NOPS possibly did.
1843 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1845 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1846 * fold-const.c (fold_indirect_ref_1): No longer static.
1847 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1848 folding, if possible.
1850 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1852 * common.opt (fjump-tables): New.
1853 * doc/invoke.texi (-fno-jump-tables): Document.
1854 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1857 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1859 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1860 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1861 (sunlt, sunle): Enable patterns on VFP.
1863 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1864 f_stored, f_flag, f_cvt.
1865 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1866 Include arm1020e.md.
1867 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1868 the ds and fmac pipelines. Re-work all load and store patterns and
1869 all conversion patterns to use new attributes. Adjust reservation
1870 descriptions accordingly.
1871 * arm1020e.md: New file.
1872 * t-arm: Add dependency.
1874 2005-06-01 Jan Hubicka <jh@suse.cz>
1876 * except.c (struct eh_region): Kill unused fields.
1877 * basic-block.h (struct basic_block_def): Likewise.
1879 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1881 PR rtl-optimization/21767
1882 * rtl.h (function_invariant_p): Re-add declaration.
1883 * reload1.c (function_invariant_p): No longer static.
1884 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1885 might have become invalid.
1887 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1891 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1892 on variable sizes types if a decl is a pointer to a VLA.
1893 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1894 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1897 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1899 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1900 _mm_set_ps, _mm_setr_ps): Add __extension__.
1901 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1902 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1903 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1905 (_mm_clflush): Don't use return in void function.
1907 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1908 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1909 Use __inline instead of inline.
1911 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1913 * fold-const.c (fold_binary): Fix types in strlen vs.
1914 zero comparison folding.
1916 2005-06-01 Richard Henderson <rth@redhat.com>
1918 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1919 * config.in, configure: Rebuild.
1920 * config/alpha/alpha.c (print_operand): Add 'j'.
1921 * alpha.md (divmodsi_internal_er_1): Use it.
1922 (divmoddi_internal_er_1): Likewise.
1924 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1926 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1927 * opts.h (print_filtered_help): Delete.
1928 * opts.c (handle_option, decode_options): Remove calls to
1930 (print_target_help): New function.
1931 (common_option, print_help): Call print_target_help instead of
1932 display_target_options.
1933 (print_filtered_help): Make static.
1934 * toplev.h (display_target_options, set_target_switch): Delete.
1935 * toplev.c (target_switches, target_options, display_target_options)
1936 (set_target_switch): Delete.
1937 (print_switch_values): Remove handling of TARGET_SWITCHES and
1939 (default_get_pch_validity): Likewise. Only treat target_flags
1940 specially if targetm.check_pch_target_flags is nonnull.
1941 (pch_option_mismatch): New function.
1942 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1943 and TARGET_OPTIONS. Only treat target_flags specially if
1944 targetm.check_pch_target_flags is nonnull.
1945 * config/ia64/ia64.c (ia64_override_options): Don't mention
1946 TARGET_OPTIONS in comment.
1947 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1948 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1949 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1950 interaction with TARGET_SWITCHES.
1951 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1953 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1955 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1957 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1958 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1959 (cut2_workaround_str): Delete.
1960 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1961 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1962 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1963 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1964 (mgettrcost=, multcost=): New options.
1966 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1968 * opts.h (cl_option_state): New structure.
1969 (get_option_state): Declare.
1970 * opts.c (get_option_state): New function.
1971 * toplev.c (option_affects_pch_p): New function.
1972 (default_get_pch_validity): Store the state of all options for which
1973 option_affects_pch_p returns true.
1974 (default_pch_valid_p): Check the state of those options here.
1975 Only check target_flags separately if targetm.check_pch_target_Flags
1976 is nonnull or if TARGET_SWITCHES is defined.
1978 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1980 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1983 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1985 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1987 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1989 * gcse.c (compute_transp, load_killed_in_block): Use
1992 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1995 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1997 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1999 * errors.h (warning, error, fatal, internal_error): Add printf
2001 * genmodes.c (make_vector_mode): Fix format arguments.
2003 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2005 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2006 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2007 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2008 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2009 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2010 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2011 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2012 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2013 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2014 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2015 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2016 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2017 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2018 errors.h and include toplev.h if necessary.
2020 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2021 errors.h otherwise include toplev.h.
2023 * Makefile.in: Update dependencies.
2025 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2027 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2029 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2031 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2032 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2033 be complemented for big-endian. Mask for AND must be rotated,
2034 not shifted. Handle short operands with NOT on the memory
2037 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2039 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2040 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2041 * dwarf2out.c (dwarf2out_var_location): Ditto.
2042 * toplev.c (default_tree_printer): Ditto.
2043 * tree-outof-ssa.c (create_temp): Ditto.
2044 * tree-sra.c (instantiate_element): Ditto.
2045 * var-tracking.c (track_expr_p): Ditto.
2046 * tree.c (struct tree_map): New structure.
2047 (debug_expr_for_decl): New.
2048 (tree_map_eq): New function.
2049 (tree_map_hash): Ditto.
2050 (tree_map_marked_p): Ditto.
2051 (print_debug_expr_statistics): Ditto.
2052 (decl_debug_expr_lookup): Ditto.
2053 (decl_debug_expr_insert): Ditto.
2054 (dump_tree_statistics): Dump debug_expr hashtable stats.
2055 * tree.h (DECL_DEBUG_EXPR): Change
2056 (SET_DECL_DEBUG_EXPR): Add.
2058 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2060 * configure.ac: Add --enable-secureplt.
2061 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2062 * config.in: Regenerate.
2063 * configure: Regenerate.
2064 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2065 rs6000/secureplt.h to tm_file when enable_secureplt.
2066 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2067 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2068 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2069 * config/rs6000/secureplt.h: New file.
2070 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2071 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2073 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2074 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2075 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2076 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2077 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2078 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2079 TARGET_SECURE_PLT got register load sequence.
2080 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2082 (rs6000_elf_declare_function_name): Don't emit toc address offset
2083 word when TARGET_SECURE_PLT.
2084 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2085 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2086 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2087 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2089 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2090 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2092 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2093 (__trampoline_setup): Likewise. Init r30 before plt call.
2095 2005-05-31 DJ Delorie <dj@redhat.com>
2097 * expr.c (convert_move): When a partial_int requires multiple
2098 conversion steps, make sure successive steps convert the
2099 intermediate value, not the original value.
2101 * expmed.c (expand_mult): Convert partial_int multiplies to
2102 shift/add combinations too.
2104 * genmodes.c (mode_data): Add wider_2x.
2105 (calc_wider_mode): Calculate twice-wider mode too.
2106 (emit_mode_wider): Emit twice-wider mode too.
2107 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2108 * expr.c (expand_expr_real_1): Use it for expanding
2111 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2113 PR tree-optimization/21817
2114 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2116 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2118 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2121 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2125 * fold-const.c (fold_checksum_tree): Copy types also if
2126 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2127 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2129 Tail recurse TREE_LIST's TREE_CHAIN.
2131 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2134 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2135 SSA_NAME twice and cause the loop to become finite. Remove the test
2138 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2140 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2143 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2145 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2146 the documentation to make it more future-proof.
2147 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2148 * target.h (gcc_target): Add check_pch_target_flags.
2149 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2150 (TARGET_INITIALIZER): Include it.
2151 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2152 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2153 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2154 (sh_check_pch_target_flags): New function.
2155 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2157 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2159 * fold-const.c (extract_array_ref): Handle more cases,
2160 do some useful canonicalization of the base.
2161 (fold_binary): Explicitly deal with arrays of zero-sized
2162 structures during folding of &a[i] == &a[j].
2164 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2166 * doc/install.texi (sparc-sun-solaris2*): Update note
2167 about Sun bug 4910101.
2168 (sparc-sun-solaris2.7): Document bootstrap
2169 failure with Sun WorkShop 6 99/08/18 as.
2171 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2173 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2174 regs_invalidated_by_call instead of call_used_regs.
2176 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2179 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2181 * doc/extend.texi: Add clog, clogf, clogl.
2183 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2186 * c-pragma.c: Include "vec.h".
2187 (handle_pragma_visibility): Use VEC.
2189 * doc/invoke.texi: Remove the nested visibility push limit.
2191 2005-05-30 Roger Sayle <roger@eyesopen.com>
2193 PR rtl-optimization/15422
2194 * reg-stack.c (starting_stack_p): New static global.
2195 (straighten_stack): Delete prototype. Change to update the stack
2196 before the current insn.
2197 (subst_stack_regs): Update call to straighten stack.
2198 (emit_swap_insn): Delete prototype. For the first insn in a
2199 basic block, update stack_in instead of emitting a real swap.
2200 (change_stack): When changing the stack before the first insn
2201 in a basic block, update stack_in instead of emitting real code.
2202 (compensate_edges): Clear starting_stack_p during compensation.
2203 (convert_regs_1): Keep track of starting_stack_p whilst processing
2206 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2208 * tree-ssa-ccp.c (const_val): Make it static.
2210 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2213 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2214 pattern involving `:P'.
2216 * Makefile.in (install-cpp): Depend on installdirs.
2218 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2220 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2222 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2223 elim_graph_add_edge, elim_graph_remove_succ_edge,
2224 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2227 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2229 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2230 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2231 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2232 follow spelling conventions in error/dump messages.
2234 2005-05-29 Roger Sayle <roger@eyesopen.com>
2235 Richard Henderson <rth@redhat.com>
2237 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2238 if the RHS isn't suitable for calling emit_move_insn.
2240 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2242 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2243 fold_unary and fold_binary.
2245 2005-05-29 Roger Sayle <roger@eyesopen.com>
2247 * reg-stack.c (propagate_stack): Always copy the source stack to
2248 the destination. This routine is now only called when this is safe.
2249 (better_edge): New function split out from convert_regs_1 to
2250 determine which of two edges is better to propagate across.
2251 (convert_regs_1): We need only search for a best edge if the
2252 stack layout hasn't been defined yet. Use better_edge to help
2253 find beste. No longer traverse unnecessary edges.
2255 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2257 * tree-ssa-alias.c (new_type_alias): New procedure to
2258 create a type memory tag for a pointer with a may-alias
2259 set determined from a variable declaration.
2260 * tree-flow.h: export declaration of new_type_alias
2261 * tree-optimize.c (init_tree_optimization_passes): document
2262 that pass_may_alias cannot be called after pass_vectorize.
2263 * tree-vect-transform (vect_create_data_ref_ptr): Call
2264 new_type_alias when an type memory tag isn't available
2266 (vectorizable_store): Use copy_virtual_operands to update
2267 virtual defs in place (so that loop_version can be called).
2268 Call mark_for_renaming for the virtual defs in case peeling
2269 is done and virtual uses outside the loop need to be updated.
2271 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2273 PR tree-optimization/21639
2274 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2276 2005-05-29 Jan Hubicka <jh@suse.cz>
2278 PR tree-optimization/21562
2279 * cfgexpand.c (construct_init_block): Deal properly with the case
2280 of entry edge not pointing to very first basic block.
2282 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2284 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2285 non-gimple min invariant.
2287 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2288 * tree-flow.h: Add prototypes for start_recording_case_labels
2289 and end_recording_case_labels.
2290 * tree-cfg.c (start_recording_case_labels,
2291 end_recording_case_labels): Export.
2292 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2293 cleanup_control_flow, cleanup_control_expr_graph,
2294 remove_fallthru_edge, phi_alternatives_equal,
2295 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2296 remove_forwarder_block, cleanup_forwarder_blocks,
2297 remove_forwarder_block_with_phi, merge_phi_nodes,
2298 gate_merge_phi, pass_merge_phi): Move to ...
2299 * tree-cfgcleanup.c: ... here.
2301 * basic-block.h: Remove forward declaration of bb_ann_d.
2303 2005-05-28 Jan Hubicka <jh@suse.cz>
2305 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2307 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2309 (tree_mod_subtract): Fix profile updating code.
2310 (tree_divmod_values_to_profile): Do not produce useless value profilers
2313 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2315 * tree-ssa-dom.c (vrp_element_p): Define.
2316 (vrp_hash_elt): Change the type of records to
2317 VEC(vrp_element_p,heap).
2319 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2320 Update uses of VRP records.
2321 (simplify_cond_and_lookup_avail_expr, record_range): Update
2322 uses of VRP records.
2324 * tree-inline.c (cfun_stack): Change the type to
2325 VEC(function_p,heap).
2326 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2328 2005-05-27 Ian Lance Taylor <ian@airs.com>
2330 * c-decl.c (add_stmt): Add C frontend specific version.
2331 (stmts_are_full_exprs_p): Remove.
2332 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2333 (stmts_are_full_exprs_p): Don't declare.
2334 * c-semantics.c (add_stmt): Remove.
2336 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * config/mips/mips-protos.h (mips_declare_object): Add printf
2340 * config/mips/mips.c (mips_declare_object_name): Fix format
2343 2005-05-27 Roger Sayle <roger@eyesopen.com>
2345 * reg-stack.c (compensate_edge): Remove original prototype.
2346 (propagate_stack): New function to copy the stack layout
2347 at the start of a basic block from the layout at the end of
2348 one of its predecessors.
2349 (compensate_edge): Assume that both source and destination
2350 blocks have already had their stack layouts defined.
2351 (compensate_edges): Traverse all non-entry edges in the CFG
2352 and call compensate_edge on each in turn.
2353 (convert_regs_1): Change return type to void. Call
2354 propagate_stack instead of compensate_edge.
2355 (convert_regs_2): Change return type to void. Update call
2356 to convert_regs_1 to ignore the (now void) return value.
2357 (convert_regs): Update calls to convert_regs_2 to ignore
2358 the (now void) return value. After all the basic blocks have
2359 been processed, call compensate_edges to actually emit new
2361 (reg_to_stack): Initialize the aux info for each basic block
2362 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2364 2005-05-28 Jan Hubicka <jh@suse.cz>
2366 * except.c (can_throw_internal_1, can_throw_external_1): Add
2368 (can_throw_external, can_throw_internal): Bring into sync wrt
2370 * except.h (can_throw_internal_1, can_throw_external_1): Update
2372 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2373 Deal properly with resx.
2375 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2377 * basic-block.h (basic_block_def): Add phi_nodes and
2378 predictions. Remove tree_annotations.
2379 * predict.c (tree_predicted_by_p, tree_predict_edge,
2380 combine_predictions_for_bb): Adjust references to predictions.
2381 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2382 create_block_annotation.
2383 (create_block_annotation, free_blocks_annotatios,
2384 clear_blocks_annotations): Remove.
2385 (dump_cfg_stats): Don't print out the memory spent on
2387 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2388 * tree-flow-inline.h (bb_ann): Remove.
2389 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2390 * tree-flow.h (bb_ann_d): Remove.
2391 * tree-if-conv.c (process_phi_nodes): Update a reference to
2393 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2394 create_phi_node, remove_phi_node): Likewise.
2395 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2396 * tree-ssa-dom.c (threaded_blocks): New.
2397 (tree_ssa_dominator_optimize): Initialize, clear, and free
2398 threaded_blocks. Update a call to thread_through_all_blocks.
2399 (thread_across_edge): Use threaded_blocks instead of setting
2400 incoming_edge_threaded.
2401 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2402 a bitmap of blocks that are threaded through.
2403 * tree.h: Move the prototype of threaded_through_blocks to
2406 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2407 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2408 * domwalk.h (dom_walk_data): Change the type of
2409 block_data_stack and free_block_data to VEC(void_p,heap)*.
2410 * tree-ssa-dse.c (dse_initialize_block_local_data,
2411 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2412 VEC instead of VARRAY.
2414 2005-05-27 Jan Hubicka <jh@suse.cz>
2416 * cgraph.c: Include tree-gimple.h
2417 (cgraph_edge): Rename expr to stmt.
2418 (cgraph_create_edge): Likewise.
2419 (cgraph_clone_node): Likewise.
2420 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2421 * cgraphunit.c (record_call_1): Rename to ...
2422 (record_reference): ... this one; do not build edges.
2423 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2424 (current_basic_block): Kill.
2425 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2426 (verify_cgraph_node): Likewise.
2427 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2428 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2429 (copy_edges_for_bb): Simplify EH handling.
2430 (expand_call_inline): Pass statement to cgraph_edge and
2433 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2435 * tree-inline.c (copy_body_r): Manually fold *& to deal
2436 with ADDR_EXPRs with mismatched types for now.
2438 * gimplify.c (fold_indirect_ref_rhs): New function.
2439 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2442 * fold-const.c (fold_indirect_ref_1): Add type argument;
2443 make sure the resulting expression is of this type.
2444 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2446 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2448 PR tree-optimization/21658
2449 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2450 fold_binary_to_constant. Likewise, call fold_unary instead of
2451 fold_unary_to_constant.
2453 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2455 * vec.h: Implement integral type vector specialization.
2456 (VEC_T): Define a non-GTY structure.
2457 (VEC_T_GTY): Define a GTY structure.
2458 (VEC_TA): Rename to ...
2459 (VEC_TA_GTY): ... here.
2460 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2461 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2462 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2463 DEF_VEC_P and DEF_VEC_ALLOC_P.
2464 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2465 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2466 DEF_VEC_O and DEF_VEC_ALLOC_O.
2467 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2468 * lambda-code.c: Likewise.
2469 * tree-into-ssa.c: Likewise.
2470 * tree-ssa-live.c: Likewise.
2472 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2474 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2476 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2477 update_stmt_if_modified before calling update_ssa.
2479 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2481 * config/rs6000/t-rtems: Remove roe multilib variant.
2483 2005-05-26 Roger Sayle <roger@eyesopen.com>
2485 PR tree-optimization/9814
2486 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2487 instruction, add the necessary clobbers by re-expanding the RTL
2488 for arithmetic operations via optab.c's expand_unop/expand_binop.
2489 (noce_try_bitop): New function to optimize bit manipulation idioms
2490 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2491 (noce_process_if_block): Call noce_try_bitop.
2493 2005-05-26 Roger Sayle <roger@eyesopen.com>
2495 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2496 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2497 (reg_to_stack): Move to end of the file. Initialize the per
2498 basic block information here, instead of...
2499 (convert_regs_entry): Here.
2500 (convert_regs): Change unused return type to void.
2502 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2504 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2505 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2506 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2507 config/sh/elf.h, config/sh/symbian-pre.h,
2508 config/sparc/sparc-protos.h: Update copyright.
2510 2005-05-26 Mike Stump <mrs@apple.com>
2512 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2515 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2517 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2518 See through ADDR_EXPR in finding place to propagate into.
2520 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2522 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2523 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2524 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2525 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2526 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2527 tree-ssa-operands.c, tree-vect-analyze.c,
2528 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2529 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2530 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2531 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2532 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2533 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2534 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2535 config/sh/ushmedia.h, config/sparc/sparc.c,
2536 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2537 typos. Follow spelling conventions.
2538 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2539 Follow spelling conventions.
2541 2005-05-26 David Ung <davidu@mips.com>
2543 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2544 that determines whether the MIPS32/64 R2 ext/ins should be used.
2545 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2546 * config/mips/mips.md (extzv): Changed predicate for operand to
2547 nonimmediate_operand. Add code to generate insn patterns for
2548 extzvsi and extzvdi.
2549 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2550 (insv): Similarly for insertion.
2551 (insv<mode>): Similarly.
2553 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2555 * simplify-rtx.c (avoid_constant_pool_reference): Support
2556 offsetted addresses in the constant pool.
2558 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2560 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2561 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2563 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2566 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2567 found in the basic block and last insn in the basic block is not
2568 INSN_P. Remove explicit unspec numbers that are no longer valid
2571 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2573 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2574 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2575 if a vector mode is available.
2577 2005-05-25 Roger Sayle <roger@eyesopen.com>
2580 * fold-const.c (const_binop): Check for division by zero during
2583 2005-05-26 Ian Lance Taylor <ian@airs.com>
2585 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2586 having a declaration after a statement.
2588 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2590 * opt-functions.awk (var_type): New function.
2591 (var_set): Use CLVC_STRING if var_type returns "const char *".
2592 * opth-gen.awk: Use var_type to find out the types of variables.
2593 Don't print comments above each "extern" definition.
2594 * optc-gen.awk: Use var_type in the same way.
2595 * opts.h (cl_var_cond): Rename to...
2596 (cl_var_type): ...this. Add CLVC_STRING.
2597 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2599 * opts.c (handle_option, option_enabled): Update after above name
2600 change. Cast flag_var before using it. Handle CLVC_STRING.
2602 * config/alpha/alpha.h (alpha_tls_size): Delete.
2603 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2604 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2605 (alpha_fptm_string, alpha_mlat_string): Delete.
2606 (alpha_handle_option): Don't set the above variables here. Use the
2607 integer argument to check the validity of -mtls-size=.
2608 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2609 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2610 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2613 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2614 (arc_data_string, arc_rodata_string): Delete.
2615 (arc_handle_option): Don't set the above variables here.
2616 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2617 and initialize them.
2619 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2620 (target_float_abi_name, target_abi_name, structure_size_string)
2621 (arm_pic_register_string): Delete.
2622 (arm_handle_option): Don't set the above variables here, except
2623 in the handling of -mhard-float and -msoft-float.
2624 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2625 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2627 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2628 (avr_handle_option): Delete.
2629 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2632 * config/bfin/bfin.c (bfin_library_id): Delete.
2633 (bfin_handle_option): Don't set it.
2634 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2636 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2637 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2638 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2639 * config/c4x/c4x.opt (mrpts=): Add Var().
2641 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2642 cris_elinux_stacksize_str here.
2643 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2644 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2645 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2646 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2647 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2648 (cris_handle_option): Don't set the above variables here.
2649 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2650 (max-stackframe=): Add Var()s.
2652 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2653 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2654 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2655 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2656 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2657 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2658 (ix86_handle_option): Don't set the above variables here.
2659 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2660 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2661 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2664 * config/ia64/ia64.h (ia64_tls_size): Delete.
2665 * config/ia64/ia64.c (ia64_tls_size): Delete.
2666 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2667 reading the integer argument from the "value" parameter. Don't
2668 set ia64_tls_size here.
2669 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2670 Add Var() and Init().
2672 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2673 (m32r_cache_flush_trap): Delete.
2674 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2675 (m32r_cache_flush_trap): Delete.
2676 (m32r_handle_option): Don't set the above variables when handling
2677 -mflush-func= and -mflush-trap=.
2678 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2681 * config/mips/mips.h (mips_cache_flush_func): Delete.
2682 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2683 (mips_cache_flush_func): Delete.
2684 (mips_handle_option): Don't set the above variables when handling
2685 -march=, -mtune= and -mflush-func=.
2686 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2688 * config/s390/s390.c (s390_arch_string): Delete.
2689 (s390_handle_option): Don't set it here.
2690 * config/s390/s390.opt (march=): Add Var().
2692 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2693 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2694 (sparc_handle_option): Don't set it here.
2695 * config/sparc/sparc.opt (mcmodel=): Add Var().
2697 2005-05-25 Roger Sayle <roger@eyesopen.com>
2699 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2700 call to convert_to_integer by building the NOP_EXPR directly.
2702 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2704 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2706 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2707 Jeff Law <law@redhat.com>
2709 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2710 constant and side_effects of the ADDR_EXPR are consistent.
2712 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2713 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2715 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2717 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2718 (s390_function_arg, s390_gimplify_va_arg): Use them.
2719 (s390_register_info): Save only required subset of argument
2720 registers into save area for va_list.
2721 (s390_va_start): Initialize only required elements of va_list struct.
2722 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2724 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2726 * reload1.c (verify_initial_elim_offsets): Return boolean status
2727 instead of aborting.
2728 (reload): Adapt verify_initial_elim_offsets call site. Restart
2729 main loop if some initial elimination offsets changed.
2731 2005-05-25 Adam Nemet <anemet@lnxw.com>
2733 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2734 of -mno-svr4-struct-return.
2736 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2738 Fix PR tree-optimization/21705
2740 * tree-ssa-pre.c (in_fre): New static variable.
2741 (create_value_expr_from): Recursively value number reference ops
2743 (can_value_number_call): Temporary restrict only exists for
2746 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2748 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2749 sizeof (bitmap *) with sizeof (bitmap).
2751 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2753 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2756 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2758 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2761 2005-05-25 Jan Hubicka <jh@suse.cz>
2763 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2764 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2765 * cgraph.h (cgraph_global_info): Add estimated_growth.
2766 * ipa-inline.c: Include coverage.h
2767 (max_insns, max_count): New static variables.
2768 (cgraph_estimate_size_after_inlining): Cache the result.
2769 (cgraph_estimate_growth):
2770 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2771 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2772 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2774 (ipa_passes): Initialize bitmaps.
2776 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2778 * loop-doloop.c: Include "target.h".
2779 (doloop_valid_p): Move tests to function in targhooks.c.
2780 * target.h (struct gcc_target): New target hook
2781 "insn_valid_within_doloop".
2782 * target-def.h: Define default value for "insn_valid_within_doloop".
2783 (TARGET_INITIALIZER): Insert new target hook into initializer.
2784 * targhooks.c (default_insn_valid_within_doloop): New function.
2785 * targhooks.h (default_insn_valid_within_doloop): Declare.
2786 * hooks.c (hook_bool_rtx_true): New function.
2787 * hooks.h (hook_bool_rtx_true): Declare.
2788 * doc/tm.texi: Add documentation for new target hook.
2790 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2793 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2794 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2795 (sparc_tls_referenced_p): New prototype.
2796 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2797 (sparc_expand_move): Look for TLS addresses with constant offsets.
2798 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2799 tls_symbolic_operand.
2800 (legitimate_pic_operand_p): Likewise.
2801 (legitimate_address_p): Likewise.
2802 (legitimize_address): Likewise.
2803 (sparc_tls_symbol_ref_1): New function.
2804 (sparc_tls_referenced_p): New function.
2805 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2806 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2807 (tld_symbolic_operand): Likewise.
2808 (tie_symbolic_operand): Likewise.
2809 (tle_symbolic_operand): Likewise.
2811 2005-05-24 DJ Delorie <dj@redhat.com>
2813 * common.opt (-Wattributes): New. Default true.
2814 * doc/invoke.texi (-Wno-attributes): Document.
2816 * attribs.c (decl_attributes): Move warning control from if() to
2818 * c-common.c (handle_packed_attribute): Likewise.
2819 (handle_nocommon_attribute): Likewise.
2820 (handle_common_attribute): Likewise.
2821 (handle_noreturn_attribute): Likewise.
2822 (handle_noinline_attribute): Likewise.
2823 (handle_always_inline_attribute): Likewise.
2824 (handle_used_attribute): Likewise.
2825 (handle_unused_attribute): Likewise.
2826 (handle_const_attribute): Likewise.
2827 (handle_transparent_union_attribute): Likewise.
2828 (handle_constructor_attribute): Likewise.
2829 (handle_destructor_attribute): Likewise.
2830 (handle_mode_attribute): Likewise.
2831 (handle_alias_attribute): Likewise.
2832 (handle_visibility_attribute): Likewise.
2833 (handle_tls_model_attribute): Likewise.
2834 (handle_malloc_attribute): Likewise.
2835 (handle_returns_twice_attribute): Likewise.
2836 (handle_pure_attribute): Likewise.
2837 (handle_deprecated_attribute): Likewise.
2838 (handle_vector_size_attribute): Likewise.
2839 (handle_nothrow_attribute): Likewise.
2840 (handle_cleanup_attribute): Likewise.
2841 (handle_warn_unused_result_attribute): Likewise.
2842 (handle_sentinel_attribute): Likewise.
2843 * c-decl.c (diagnose_mismatched_decls): Likewise.
2844 (start_decl): Likewise.
2845 (grokdeclarator): Likewise.
2846 (start_function): Likewise.
2847 * c-format.c (check_function_format): Likewise.
2848 * stor-layout.c (place_field): Likewise.
2849 (finalize_record_size): Likewise.
2850 * tree.c (handle_dll_attribute)): Likewise.
2851 * varasm.c (default_assemble_visibility): Likewise.
2852 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2853 (darwin_assemble_visibility): Likewise.
2854 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2855 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2856 (arm_handle_isr_attribute): Likewise.
2857 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2858 (avr_handle_fndecl_attribute): Likewise.
2859 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2860 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2861 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2862 (h8300_handle_eightbit_data_attribute): Likewise.
2863 (h8300_handle_tiny_data_attribute): Likewise.
2864 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2865 (ix86_handle_regparm_attribute): Likewise.
2866 (ix86_handle_struct_attribute): Likewise.
2867 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2868 (i386_pe_encode_section_info): Likewise.
2869 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2870 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2871 (ip2k_handle_fndecl_attribute): Likewise.
2872 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2873 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2874 (m68hc11_handle_fntype_attribute): Likewise.
2875 (m68hc11_encode_section_info): Likewise.
2876 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2877 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2878 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2879 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2880 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2881 (sh_handle_sp_switch_attribute): Likewise.
2882 (sh_handle_trap_exit_attribute): Likewise.
2883 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2884 (sh_symbian_handle_dll_attribute): Likewise.
2885 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2886 (xstormy16_handle_below100_attribute): Likewise.
2887 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2889 * c-common.c (unsigned_conversion_warning): Move warning control
2890 from if() to warning(OPT_*).
2891 (c_common_truthvalue_conversion): Likewise.
2892 (c_do_switch_warnings): Likewise.
2893 * c-decl.c (diagnose_mismatched_decls): Likewise.
2894 (diagnose_mismatched_decls): Likewise.
2895 (define_label): Likewise.
2896 (grokdeclarator): Likewise.
2897 * c-format.c (check_format_info): Likewise.
2898 * c-lex.c (interpret_integer): Likwise.
2899 (lex_string): Likewise.
2900 * c-opts.c (c_common_post_options): Likewise.
2901 * c-parser.c (c_parser_unary_expression): Likewise.
2902 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2903 (handle_pragma_extern_prefix): Likewise.
2904 * c-typeck.c (build_binary_op): Likewise.
2905 * gcse.c (is_too_expensive): Likewise.
2906 * opts.c (decode_options): Likewise.
2907 * stor-layout.c (place_field): Likewise.
2908 * tree-cfg.c (remove_bb): Likewise.
2910 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2911 * flags.h (warn_return_type): Remove.
2912 * toplev.c (warn_return_type): Likewise.
2914 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2916 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2917 existence of long long and __int64 before determining their size.
2918 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2919 * configure, config.h.in: Regenerate.
2921 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2923 * configure: Regenerate.
2925 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2927 * c-common.h (objc_comptypes): Remove prototype.
2928 (objc_compare_types): New prototype.
2929 (objc_volatilized_decl): Likewise.
2930 (objc_type_quals_match): Likewise.
2931 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2932 objc_volatilize_decl().
2933 * c-typeck.c (comp_target_types): Remove third parameter; do
2934 not call objc_comptypes().
2935 (comptypes): Remove calls to objc_comptypes().
2936 (build_function_call): Extend compatible prototype check to ObjC.
2937 (build_conditional_expr): Adjust call to comp_target_types().
2938 (convert_for_assignment): Call objc_compare_types() instead of
2939 objc_comptypes(); adjust calls to comp_target_types(); call
2940 objc_type_quals_match() before issuing qualifier mismatch
2942 (build_binary_op): Call objc_compare_types() before issuing
2943 pointer mismatch warnings; adjust calls to
2944 comp_target_types().
2945 * stub-objc.c (objc_comptypes): Remove stub.
2946 (objc_compare_types): New stub.
2947 (objc_volatilized_decl): Likewise.
2948 (objc_type_quals_match): Likewise.
2950 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2952 * config/ia64/ia64intrin.h: Define nothing for C++:
2953 overloaded builtins have been ported to C++.
2955 2005-05-24 Jeff Law <law@redhat.com>
2957 * tree-nested.c (build_addr): New "context" argument. Temporarily
2958 set current_function_decl around the call to build the ADDR_EXPR.
2959 (get_static_chain): Pass proper context to build_addr.
2960 (convert_nl_goto_reference): Likewise.
2961 (convert_tramp_reference): Likewise.
2962 (final_nesting_tree_1): Likewise.
2963 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2964 (tree_gen_pow2_profiler): Likewise.
2965 (tree_gen_one_value_profiler): Likewise.
2966 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2967 * tree.h (build_addr): Update prototype.
2969 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2971 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2972 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2973 write to has_escape_site.
2975 2005-05-24 Jeff Law <law@redhat.com>
2977 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2978 * tree-cfg.c: Include tree-ssa-propagate.h.
2979 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2982 2005-05-24 Nick Clifton <nickc@redhat.com>
2984 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2985 __NO_FPRS__ when 'f' class registers will not be available.
2987 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2989 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2991 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2993 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2996 2005-05-23 Jeff Law <law@redhat.com>
2998 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2999 recompute_tree_invariant_for_addr_expr here.
3000 (optimize_stmt): Call it here instead and do so if anything
3001 at all has changed in the statement and the RHS is an ADDR_EXPR.
3002 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3003 needed, call recompute_tree_invariant_for_addr_expr.
3004 * tree-ssa-propagate.c (substitute_and_fold): Call
3005 recompute_tree_invariant_for_addr_expr as needed.
3007 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3009 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3010 saving less registers than the replacement.
3012 2005-05-23 Jan Hubicka <jh@suse.cz>
3014 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3016 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3018 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3019 * config/sparc/sparc.c (sparc_expand_move): New function.
3020 (sparc_emit_set_const64): Rewrite assert condition on entry.
3021 (legitimate_constant_p) <CONST_VECTOR>: New case.
3022 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3023 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3024 movV64, movtf): Use nonimmediate_operand for the first operand.
3025 Rewrite. Only invoke sparc_expand_move.
3026 * config/sparc/predicates.md (input_operand): Reorder tests.
3028 2005-05-23 Jan Beulich <jbeulich@novell.com>
3030 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3031 missing return statement.
3033 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3035 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3036 emit_move_insn for moves to TFmode stack slots.
3038 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3040 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3041 to va_list of the form &va[0].
3043 2005-05-20 Jan Hubicka <jh@suse.cz>
3045 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3046 * genemit.c (main): Make insn-emit to include basic-block.h too.
3048 2005-05-20 Jan Hubicka <jh@suse.cz>
3050 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3052 2005-05-19 Richard Henderson <rth@redhat.com>
3054 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3055 emit_store_conditional): Split out from ...
3056 (alpha_split_atomic_op): ... here.
3057 (alpha_split_compare_and_swap): New; extract from .md file.
3058 (alpha_split_lock_test_and_set): Likewise.
3059 * config/alpha/alpha-protos.h: Update.
3060 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3061 split code into alpha.c.
3062 (sync_lock_test_and_set<I48MODE>): Likewise.
3064 2005-05-19 Richard Henderson <rth@redhat.com>
3066 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3068 2005-05-19 Richard Henderson <rth@redhat.com>
3070 * config/i386/sse.md (mulv4si3): Use all register inputs.
3071 (mulv2di3): Likewise.
3073 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3075 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3076 build_fold_addr_expr to generate trees of correct type.
3077 Use fold_buildN if possible.
3079 2005-05-19 Jan Hubicka <jh@suse.cz>
3081 * basic-block.h (REG_BR_PROB_BASE): Define.
3082 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3083 (dump_cgraph_node): Dump count.
3084 (cgraph_clone_edge): Rescale counts.
3085 (cgraph_clone_node): Likewise.
3086 * cgraph.h: Include basic-block.h
3087 (cgraph_node): Add count.
3088 (cgraph_edge): Add count and loop_nest.
3089 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3091 * cgraphunit.c: Kill now redundant inlining comment.
3092 (cgraph_create_edges): Make static, maintain current basic block;
3094 (record_call_1): Fill in new fields.
3095 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3097 (cgraph_decide_recursive_inlining): Likewise.
3098 * rtl.h (REG_BR_PROB_BASE): Kill.
3099 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3100 (expand_call_inline): Update call of cgraph_create_edge.
3101 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3103 2005-05-19 Nick Clifton <nickc@redhat.com>
3105 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3106 new rs6000_explicit_options structure.
3108 2005-05-19 Richard Henderson <rth@redhat.com>
3111 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3112 TFmode code swapping ...
3113 (alpha_emit_xfloating_compare): ... here.
3114 (alpha_emit_setcc): Update to match.
3115 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3117 2005-05-19 Richard Henderson <rth@redhat.com>
3120 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3121 memory indirection in local-dynamic case.
3123 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3124 Bernd Schmidt <bernd.schmidt@analog.com>
3126 * config/bfin/bfin.c (branch_dest): Add comment why it's
3128 * config/bfin/bfin.md (attr "length" default): Change the offset of
3129 forward conditional branch of length 4 from 4096 to 4092.
3131 2005-05-19 Jan Beulich <jbeulich@novell.com>
3133 * unwind-compat.c: Include tconfig.h and tsystem.h.
3134 * unwind-dw2-fde-compat.c: Likewise.
3136 2005-05-18 Richard Henderson <rth@redhat.com>
3139 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3140 memory destination is readonly.
3142 2005-05-18 Richard Henderson <rth@redhat.com>
3145 * tree-ssa-operands.c (opf_non_specific): New.
3146 (get_asm_expr_operands): Set it.
3147 (add_call_clobber_ops, add_call_read_ops): Likewise.
3148 (add_stmt_operand): Test it instead of opf_kill_def when
3149 considering unmodifiable variables.
3151 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3153 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3155 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3156 tree-ssa-forwprop.c: Fix comment typos.
3157 * doc/invoke.texi: Fix a typo.
3159 2005-05-18 Richard Henderson <rth@redhat.com>
3161 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3162 including linux64.h.
3164 2005-05-18 Richard Henderson <rth@redhat.com>
3166 * tree-cfg.c (pass_remove_useless): Revert last change.
3167 * tree-optimize.c (init_tree_optimization_passes): Initialize
3168 all_lowering_passes with PROP_gimple_any.
3170 2005-05-18 Devang Patel <dpatel@apple.com>
3172 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3175 2005-05-18 Richard Henderson <rth@redhat.com>
3177 * tree-ssa-forwprop.c (cfg_changed): New.
3178 (tidy_after_forward_propagate_addr): New.
3179 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3180 (forward_propagate_addr_into_variable_array_index): Likewise.
3181 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3184 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3186 * dummy-checksum.c: New.
3187 * genchecksum.c: New.
3188 * c.opt (print_pch_checksum): New flag.
3189 * c-pch.c (struct c_pch_validity): Make much shorter.
3191 (host_machine): Remove.
3192 (target_machine): Remove.
3193 (get_ident): Change PCH version number.
3194 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3195 Don't put triplets or version string in PCH validity data.
3196 Do put the compiler checksum in the validity data.
3197 (c_common_valid_pch): Don't check triplets or version string. Do
3199 (c_common_print_pch_checksum): New.
3200 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3201 Print fingerprint with -v.
3202 * c-common.h (c_common_print_pch_checksum): New.
3203 (executable_checksum): New.
3204 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3205 (cc1-dummy): New rule.
3206 (cc1-checksum.c): New rule.
3207 (cc1-checksum.o): New rule.
3208 (cc1): Add checksum support.
3209 (build/genchecksum): New.
3210 (build/genchecksum.o): New.
3211 (dummy-checksum.o): New.
3212 (genobjnames): Add genchecksum.o.
3213 (mostlyclean): Remove *-checksum.c.
3214 (gnucompare): Add libgcc to list of directories checked.
3215 Make comparison problems in libgcc/ and with checksum files only
3217 * doc/invoke.texi (Precompiled Headers): Remove caution.
3218 Document that it must be the exact same binary. Add a few
3219 known-safe flags to the list.
3221 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3222 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3223 Check that a memory operand is valid before trying to use it.
3225 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3227 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3229 * tree.c (build1_stat): Don't try to handle two-operand
3232 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3234 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3235 * config/sh/sh.h: Update mask names throughout.
3236 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3237 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3238 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3239 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3240 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3241 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3242 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3243 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3244 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3245 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3246 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3247 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3248 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3249 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3250 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3251 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3252 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3253 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3254 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3255 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3256 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3257 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3258 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3259 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3260 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3261 (SUBTARGET_SWITCHES): Delete.
3262 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3263 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3264 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3265 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3266 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3267 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3268 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3269 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3270 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3271 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3272 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3274 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3275 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3276 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3277 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3278 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3279 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3280 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3281 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3282 (SUPPORT_ANY_SH5): New macros.
3283 (TARGET_NONE): Replace with...
3284 (MASK_ARCH): ...this new macro.
3285 * config/sh/elf.h: Update mask names
3286 * config/sh/linux.h: Likewise.
3287 * config/sh/little.h: Likewise.
3288 * config/sh/netbsd-elf.h: Likewise.
3289 * config/sh/symbian-pre.h: Likewise.
3290 * config/sh/sh.c (sh_handle_option): New function.
3291 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3292 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3293 (sh_target_switches, target_switches): Delete.
3294 (sh_pch_valid_p): Check for specific differences in the target_flags
3296 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3297 * config/sh/sh.opt: New file.
3299 2005-05-18 Richard Henderson <rth@redhat.com>
3302 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3303 small_addr_symbolic_operand.
3305 2005-05-18 Jeff Law <law@redhat.com>
3307 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3308 propagate an ADDR_EXPR if the definition and use sites are
3309 in different EH regions.
3311 2005-05-18 Ian Lance Taylor <ian@airs.com>
3313 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3316 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3318 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3320 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3322 Fix PR tree-optimization/21407
3324 * tree-ssa-operands.c (note_addressable): Change
3325 COMPONENT_REF handling in response to aliasing
3328 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3330 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3331 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3332 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3333 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3334 the default on Solaris too.
3336 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3338 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3341 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3343 * timevar.def (TV_SCEV_CONST): New timevar.
3344 * tree-optimize.c (init_tree_optimization_passes): Add
3346 * tree-pass.h (pass_scev_cprop): Declare.
3347 * tree-scalar-evolution.c (scev_const_prop): New function.
3348 * tree-scalar-evolution.h (scev_const_prop): Declare.
3349 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3351 * tree-cfg.c (replace_uses_by): Export.
3352 * tree-flow.h (replace_uses_by): Declare.
3354 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3355 Mike Stump <mrs@apple.com>
3357 Yet more Objective-C++...
3359 * c-common.h (objc_finish_try_stmt): Add.
3360 (objc_build_synchronized): Add.
3361 (objc_generate_write_barrier): Add.
3362 * stub-objc.c (objc_build_synchronized): Add return value.
3363 (objc_finish_try_stmt): Likewise.
3364 (objc_generate_write_barrier): Add.
3366 * c-common.h (objc_rewrite_function_call): Add.
3367 * c-typeck.c (build_function_call): Allow objc to rewrite
3369 (build_modify_expr): Allow objc to generate write barriers.
3370 * c.opt (Wassign-intercept): Add.
3371 (Wstrict-selector-match): Add.
3372 (fobjc-call-cxx-cdtors): Add.
3373 (fobjc-direct-dispatch): Add.
3375 * dbxout.c (get_lang_number): Add Objective-C++ support.
3376 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3377 (-Wstrict-selector-match): Likewise.
3378 (-fobjc-direct-dispatch): Likewise.
3379 (-Wassign-intercept): Likewise.
3380 (Overall Options): Likewise.
3381 * gengtype.c (get_output_file_with_visibility): Likewise.
3382 * stub-objc.c (objc_rewrite_function_call): Add.
3383 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3385 * c-common.c (flag_objc_exceptions): Remove.
3386 (flag_objc_sjlj_exceptions): Remove.
3387 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3388 that are already ok.
3389 * c-opts.c (c_common_handle_option, case
3390 OPT_fobjc_exceptions): Remove.
3391 (case OPT_fobjc_sjlj_exceptions): Remove
3392 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3393 (fobjc-exceptions): Likewise.
3394 (fobjc-sjlj-exceptions): Likewise.
3395 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3396 (OFFS_ASSIGNIVAR_FAST): Add.
3398 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3400 * config/sparc/sparc.md (movhi): Do not test constness
3401 of operand #1 twice.
3403 (movdi): Unconditionally accept zero as second operand
3404 when the first is memory.
3405 (movdi_insn_sp32): Handle above case.
3406 (DImode splitter): Use predicates.
3407 (DImode splitter): Use const_zero_operand predicate.
3408 (movsf_insn): Swap 2 alternatives.
3410 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3412 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3413 expand_simple_operations to bases of the ivs.
3414 (tree_int_cst_sign_bit): Export.
3415 * tree-flow.h (expand_simple_operations): Declare.
3416 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3417 tree_int_cst_sign_bit.
3418 (expand_simple_operations): Export.
3419 * tree.h (tree_int_cst_sign_bit): Declare.
3421 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3423 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3425 (replace_uses_by): New function.
3426 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3427 * tree-flow.h (fold_stmt_inplace): Declare.
3428 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3429 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3430 info after cfg cleanup.
3432 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3434 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3435 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3438 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3440 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3441 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3442 * timevar.c (timevar_ggc_mem_total): New variable.
3443 (GGC_MEM_BOUND): New constant.
3444 (get_time): Record ggc memory status.
3445 (timevar_accumulate): Accumulate amount of ggc memory.
3446 (timevar_print): Print consumption of ggc memory.
3447 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3448 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3449 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3450 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3451 (timevar_ggc_mem_total): Declare.
3453 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3455 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3458 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3460 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3462 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3463 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3464 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3465 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3466 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3467 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3468 "s<rcond>" and "s<ocond>".
3469 ("b<ocond:code>", "*b<ocond:code>_reversed")
3470 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3471 output statement section.
3473 2005-05-17 Roger Sayle <roger@eyesopen.com>
3475 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3477 2005-05-17 Steven Bosscher <stevenb@suse.de>
3478 Stuart Hastings <stuart@apple.com>
3479 Jan Hubicka <jh@suse.cz>
3480 Dale Johannesen <dalej@apple.com>
3482 * cgraph.h (cgraph_node): Add 'lowered' state.
3483 (cgraph_lower_function): Declare.
3484 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3485 (cgraph_lower_function): New function.
3486 (cgraph_create_edges): Deal with lowered function bodies.
3487 (verify_cgraph_node): Likewise.
3488 (cgraph_analyze_function): Do lowering job.
3489 (cgraph_build_static_cdtor): Likewise.
3490 * function.h (struct function): Add saved_eh and saved_cfg.
3491 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3492 * tree-cfg.c (fold_cond_expr_cond): Export.
3493 * tree-flow.h (fold_cond_expr_cond): Declare.
3494 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3496 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3497 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3498 callee_cfun, block, eh_region, eh_region_offset.
3499 (inlining_p): New predicate.
3500 (remap_decl): Update for new inline_data; declare newly created inline
3501 vars in low gimple way.
3502 (copy_body_r): Update for new datastructure, simplify some of handling
3503 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3504 deal with RESX_EXPRs.
3506 (copy_edges_for_bb): Likewise.
3507 (remap_decl_1): New.
3508 (copy_cfg_body): New.
3509 (copy_generic_body): Rewrite to work on low gimple.
3510 (copy_body): Turn into simple wrapper around copy_cfg_body.
3511 (setup_one_parameter): Insert new statements into given basic block.
3512 (initialize_initialized_parameters): Likewise, reorganize way things are
3514 (declare_return_variable): Update for new inline data datastructure.
3515 (inline_forbidden_p): Work on low gimple.
3516 (estimate_num_insns): Likewise.
3517 (expand_call_inline): Work on CFG.
3518 (push_cfun, pop_cfun): New functions.
3519 (cfun_stack): New stack.
3520 (add_lexical_block): New function.
3521 (gimple_expand_calls_inline): Work on basic block.
3522 (optimize_inline_calls): Likewise.
3523 (clone_body, save_body, unsave_ewpr_now): Update for new
3525 (declare_inline_vars): Work on block instead of bind_expr.
3526 (inlining_p): New predicate.
3527 * tree-inline.h (push_cfun, pop_cfun): Declare.
3528 * tree-optimize.c: Include except.h
3529 (all_lowering_passes): New variable.
3530 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3531 (init_tree_optimization_passes): Move some to all_lowering_passes.
3532 (tree_lowering_passes): New function.
3533 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3534 * tree-pass.h (tree_lowering_passes): Declare
3536 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3538 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3540 2005-05-17 Jeff Law <law@redhat.com>
3542 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3543 * tree-ssa-forwprop.c: Include langhooks.h.
3544 (forward_propagate_addr_expr_into_variable_array_index): New.
3545 (forward_propagate_addr_expr): New.
3546 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3547 the statements in the block instead of just the last statement.
3548 Call forward_propagate_addr_expr as needed.
3549 (pass_forwprop): Update the SSA graph after forward propagation is
3552 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3554 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3555 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3557 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3558 base_from_object, fde_split, end_fde_sort): Likewise.
3559 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3560 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3561 uw_init_context_1): Likewise.
3562 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3563 _Unwind_Resume_or_Rethrow): Likewise.
3564 * unwind-pe.h (__gxx_abort): Do not define.
3565 (size_of_encoded_value, base_of_encoded_value,
3566 read_encoded_value_with_base): Use gcc_unreachable.
3567 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3569 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3571 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3572 (cfi_end): New macros.
3573 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3574 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3575 an eight byte stack frame.
3576 (__NR_tkill): Define.
3577 (__div0): Use gettid tkill on GNU/Linux.
3578 (_arm_return): Add CFI.
3579 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3581 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3583 * configure.ac: Remove spaces around assignment to
3585 * configure: Regenerated.
3587 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3589 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3590 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3592 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3593 Modify aix_struct_return variable, not target_flags.
3594 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3595 (rs6000_return_in_memory): Test aix_struct_return.
3596 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3597 independent variable. Report mxl-compat.
3599 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3601 * config/bfin/bfin.md (eh_return): Add missing DONE.
3603 2005-05-17 Ian Lance Taylor <ian@airs.com>
3605 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3607 (mode_attr_index): Remove check for defined attribute. Remove
3608 infile parameter. Change all callers.
3609 (apply_mode_maps): Add unknown parameter. Change caller. Always
3610 return after finding attribute.
3611 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3613 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3614 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3615 attribute used for a mode.
3617 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3619 * tree-ssa-math-opts.c: New file.
3621 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3623 * Makefile.in: Add tree-ssa-math-opts.c.
3624 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3625 * fold-const.c (distribute_real_division): New.
3626 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3627 * tree-pass.h (pass_cse_reciprocals): New.
3628 * tree-optimize.c (init_tree_optimization_passes): Run it.
3629 * doc/passes.texi: Document the new pass.
3631 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3634 * builtins.c (fold_builtin_constant_p): Handle
3635 &"string cst"[0] as constant.
3637 2005-05-17 Richard Henderson <rth@redhat.com>
3639 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3641 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3644 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3645 src2 if src2 has been split.
3647 PR tree-optimization/21610
3648 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3649 returning DECL, call unshare_expr.
3651 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3653 * config/cris/cris.md: Unquote preparation and output statements.
3654 (BWD, WD, BW): New, mode-macros.
3655 (S, s, m, mm, nbitsm1): New, mode-attrs.
3656 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3657 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3659 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3660 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3661 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3663 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3664 ("movdi"): Move misplaced head comment regarding necessity of
3665 movdi from movsi to here.
3666 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3668 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3669 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3670 "*mov_sideqi_biap_mem".
3671 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3673 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3674 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3675 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3676 and "*clear_sideqi".
3677 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3678 "*ext_sidehisi_biap".
3679 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3681 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3682 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3683 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3684 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3685 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3687 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3688 "*op_sidehi_biap" and "*op_sidesi_biap".
3689 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3691 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3692 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3693 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3694 "*op_swap_sidehi" and "*op_swap_sidesi".
3695 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3696 in the N alternative of "subqi3".
3697 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3698 "*extophisi_side_biap".
3699 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3701 ("*extop<mode>si_swap_side_biap"): Replace
3702 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3703 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3704 "*extophisi_swap_side".
3705 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3706 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3708 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3709 "mulqihi3", "mulhisi3" and "mulhisi3".
3710 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3711 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3713 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3714 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3715 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3716 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3717 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3718 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3719 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3720 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3721 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3722 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3723 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3724 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3726 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3727 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3729 ("b<ocond>"): Replace "bgt" and "ble".
3730 ("b<rcond>"): Replace "blt" and "bge".
3731 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3732 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3734 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3736 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3738 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3740 ("s<rcond>"): Replace "sge" and "slt".
3741 ("s<ocond>"): Replace "sgt" and "sle".
3742 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3743 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3744 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3745 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3747 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3749 * varasm.c (struct constant_descriptor_tree): Add hash field.
3750 (const_desc_hash): Just return hash field.
3751 (const_desc_eq): If hash values are different, return 0 immediately.
3752 (output_constant_def): Compute hash field of temporary key, use
3753 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3754 newly built constant descriptor.
3755 (lookup_constant_def): Compute hash field of temporary key, use
3756 htab_find_with_hash instead of htab_find.
3758 2005-05-16 Richard Henderson <rth@redhat.com>
3760 * config/i386/sse.md (mulv4si3): New.
3762 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3764 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3765 tests for noncanonical versions of reg+constant and
3768 2005-05-16 Richard Henderson <rth@redhat.com>
3769 Steven Bosscher <stevenb@suse.de>
3772 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3773 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3774 region data structure to match replacement.
3775 * tree-flow.h: Update to match.
3776 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3777 * tree-ssa-dom.c (optimize_stmt): Likewise.
3778 * tree-ssa-pre.c (eliminate): Likewise.
3779 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3781 2005-05-16 Caroline Tice <ctice@apple.com>
3783 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3784 internal_error with gcc_assert.
3785 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3786 * function.h (struct function): Remove space between "*" and
3788 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3789 modify to use alloca.
3790 (unlikely_text_section): Add check for flag_function_sections.
3791 (assemble_start_function): Move call to resolve_section, so it
3792 comes before first call to unlikely_text_section.
3793 (assemble_end_function): Add test and call to function_section
3796 2005-05-16 Roger Sayle <roger@eyesopen.com>
3798 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3799 instead of build_binary_op when performing code transformations
3800 to avoid error messages about constructs not it the user's code.
3802 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3804 * tree-ssa-pre.c: Fix a comment typo.
3806 2005-05-16 Richard Henderson <rth@redhat.com>
3809 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3810 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3811 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3812 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3813 add_tprel22): Remove mode from symbolic operand.
3815 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3817 * optc-gen.awk: Include intl.h after the externally-provided files.
3819 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3821 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3822 folding a COND_EXPR_COND in a nondestructive manner.
3824 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3826 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3827 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3828 New values for vec_select definitions and bitmask for element
3831 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3833 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3834 Change the type to VEC(rtx,gc)*.
3835 (mem_loc_descriptor, add_const_value_attributes,
3836 dwarf2out_init): Adjust uses of used_rtx_varray.
3838 * tree-data-ref.c (compute_all_dependences): Change the type
3839 of dependence_relations to VEC(ddr_p,heap)**.
3840 (compute_data_dependences_for_loop): Change the type of
3841 allrelations to VEC(ddr_p,heap)*.
3843 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3845 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3846 system.h, coretypes.h and tm.h.
3847 (options.o): Update dependencies accordingly.
3848 * optc-gen.awk: Allow header_name to be a list of filenames.
3849 Handle the "Condition" flag.
3850 * opts.h (CL_DISABLED): New flag.
3851 * opts.c (handle_option): Print an error for CL_DISABLED options.
3852 * doc/options.texi: Document the "Condition" option flag.
3854 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3856 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3858 2005-05-15 Roger Sayle <roger@eyesopen.com>
3860 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3861 check for TREE_OVERFLOW on INTEGER_CST trees.
3862 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3863 CONSTANT_CLASS_P tree nodes.
3865 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3868 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3870 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3872 Fix PR tree-optimization/21576
3874 * tree-ssa-pre.c (expression_node_pool): New pool.
3875 (comparison_node_pool): Ditto.
3876 (list_node_pool): Ditto.
3877 (pool_copy_list): New function.
3878 (phi_translate): Handle CALL_EXPR.
3879 (valid_in_set): Ditto.
3880 (create_expression_by_pieces): Ditto.
3881 (insert_into_preds_of_block): Ditto.
3882 (insert_aux): Ditto.
3883 (compute_avail): Ditto.
3884 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3885 (can_value_number_call): New function.
3886 (find_leader): Update comment.
3887 (init_pre): Create new pools.
3888 (fini_pre): Free new pools.
3889 (pass_pre): Add TODO_update_ssa for the future when we are going
3891 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3892 (set_value_handle): Ditto.
3893 (get_value_handle): Ditto.
3895 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3897 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3899 2005-05-15 Andreas Jaeger <aj@suse.de>
3901 * gcc.c (pfatal_pexecute): Remove unused local function.
3903 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3905 * optc-gen.awk: Remove excess indentation.
3906 * opth-gen.awk: Likewise.
3908 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3910 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3911 of basic_block_info. Call init_flow and find_basic_blocks
3912 before dbr_schedule if needed.
3914 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3916 * tree-optimize.c (init_tree_optimization_passes): Move
3917 pass_cd_dce in place of the last pass_dce.
3919 PR tree-optimization/21563
3920 * tree-vrp.c (compare_value): Return boolean_false_node when
3921 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3922 strictly larger than CST.
3924 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3925 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3927 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3929 (rev_cond_name) Likewise.
3930 (vax_float_literal) Likewise.
3931 * config/vax/vax.md: Likewise.
3933 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3935 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3936 registers and use them (specifically the stack pointer).
3937 * config/vax/vax.h: Use above defines right here.
3939 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3940 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3941 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3943 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3944 mostly removal of trailing spaces...
3945 * config/vax/vax-modes.def: Remove trailing whitespace.
3947 * config/vax/elf.h: Update whitespace.
3949 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3952 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3953 * fold-const.c (fold_indirect_ref_1): Avoid removing
3954 NOP_EXPRs with type qualifiers like const.
3956 2005-05-14 Jan Hubicka <jh@suse.cz>
3958 Patch by Richard Henderson:
3959 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3960 Handle RESX expressions properly.
3962 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3963 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3964 (remove_stmt_from_eh_region_fn): Likewise.
3966 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3968 (execute_warn_function_noreturn): ... here.
3969 (pass_warn_function_noreturn): New pass.
3970 * tree-pass.h (pass_warn_function_noreturn): Declare
3971 * tree-optimize.c (init_tree_optimization_passes): Move return
3972 warnings early and add noreturn warnings at place of previous
3975 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3977 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3978 root_var_init, type_var_init): Use VEC instead of VARRAY.
3979 * tree-ssa-live.h (tree_partition_associator_d): Change the
3980 type of trees to VEC(tree,heap)*.
3981 (tpa_tree): Use VEC instead of VARRAY.
3983 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3985 * fold-const.c (div_if_zero_remainder): New function.
3986 (try_move_mult_to_index): Use it.
3988 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3990 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3992 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3993 lower_try_finally_copy, lower_try_finally_switch,
3994 lower_try_finally): Use VEC instead of VARRAY.
3996 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3998 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3999 comment regarding defined register classes.
4000 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4002 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4004 * tree-optimize.c (init_tree_optimization_passes): Move
4005 pass_merge_phi before the first pass_dominator.
4007 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4009 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4012 2005-05-13 Josh Conner <jconner@apple.com>
4014 * config/arm/arm.c (arm_size_return_regs): New.
4015 (thumb_unexpanded_epilogue): replace in-line calculation
4016 of return registers with call to arm_size_return_regs.
4017 (use_return_insn): Include test of which registers are
4018 being used to hold return values, to accommodate
4019 vector return values.
4021 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4023 * config/rs6000/sysv4.opt (mlittle): Handle.
4025 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4026 target_flags_explicit when appropriate.
4028 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4030 PR middle-end/20714:
4031 * optabs.c (no_conflict_data): New struct.
4032 (no_conflict_move_test): New function.
4033 (emit_no_conflict_block): Use it.
4035 2005-05-13 Adam Nemet <anemet@lnxw.com>
4037 * doc/invoke.texi (Debugging Options): Option
4038 -fdump-translation-unit only works with C++ now.
4040 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4042 Replace calls to abort in CRIS port.
4043 * config/cris/cris.h (CRIS_ASSERT): New macro.
4044 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4045 internal_error instead of abort.
4046 ("movsi"): Ditto. Unquote preparation statement section.
4047 ("call", "call_value"): Ditto, but use gcc_assert where
4048 appropriate. Tweak comments.
4049 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4051 (cris_op_str): Call internal_error, not abort.
4052 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4053 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4054 (cris_notice_update_cc): Call internal_error, not abort.
4055 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4056 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4057 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4058 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4059 ENABLE_CHECKING-guarded abort call.
4060 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4061 Use internal_error at end of test-chain.
4063 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4065 PR rtl-optimization/20769:
4066 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4067 pattern emitted by expand_nl_goto_receiver.
4069 PR middle-end/20793:
4070 * integrate.c (allocate_initial_values): Update register liveness
4073 2005-05-13 Josh Conner <jconner@apple.com>
4075 * arm.c (arm_return_in_memory): Add handling for vector return types.
4077 2005-05-13 David Ung <davidu@mips.com>
4079 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4081 * config/mips/mips.c: Add 4km alias.
4082 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4083 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4086 2005-05-13 Jan Hubicka <jh@suse.cz>
4088 * c-decl.c (finish_function): Suppress "control reaches end of
4089 non-void function" when "no return statement in function
4090 returning non-void" is issued.
4092 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4093 * tree-optimize.c (pass_gimple): Kill.
4094 (init_tree_optimization_passes): Kill pass_gimple.
4095 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4096 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4098 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4100 PR rtl-optimization/20756:
4101 * basic-block.h (PROP_DEAD_INSN): Define.
4102 * flow.c (propagate_one_insn): Set during mark_set_regs call
4104 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4105 that kills a live register.
4107 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4109 * config/s390/s390.md: ("DBL"): New mode attribute.
4110 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4111 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4112 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4114 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4116 * c-format.c (check_format_arg): Handle string literals of
4117 the form &"string"[offset].
4119 * g++.dg/warn/format4.C: New testcase.
4121 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4123 * config/mips/3000.md, config/mips/4000.md,
4124 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4125 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4126 config/mips/generic.md, config/pdp11/pdp11.md,
4127 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4128 config/sh/sh-modes.def, config/sh/sh-protos.h,
4129 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4131 2005-05-13 Richard Henderson <rth@redhat.com>
4133 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4134 addition to move unless dest is a register. Do not skip
4135 instantiation in dest on addition simplification.
4137 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4139 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4140 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4141 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4143 2005-05-13 Jan Hubicka <jh@suse.cz>
4145 * basic-block.h (FOR_ALL_BB_FN): New macro.
4146 (init_flow): Initialize cfg structure.
4147 * function.c (allocate_struct_function): Do not initialize cfg structure.
4148 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4149 (build_tree_cfg): ... here.
4150 * tree-flow.h (init_empty_tree_cfg): Declare.
4152 2005-05-12 Steven Bosscher <stevenb@suse.de>
4154 Fix PR tree-optimization/21520
4155 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4156 to attempt to fold constants.
4158 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4160 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4161 only when TARGET_ADJUST_UNROLL_MAX is defined.
4162 (general_movsrc_operand): Use the C style comment.
4163 (ua_offset): Use prototype.
4165 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4167 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4168 (struct hmr_data, hoist_memory_reference, memref_del,
4169 struct fmrv_data): Removed.
4170 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4171 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4173 (find_more_ref_vops): Traverse the list of memory references.
4174 (determine_lsm_loop): Work with the list of memory references instead
4175 of traversing the hashtable.
4177 2005-05-12 Steven Bosscher <stevenb@suse.de>
4178 Stuart Hastings <stuart@apple.com>
4179 Jan Hubicka <jh@suse.cz>
4181 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4182 duplicate_eh_regions): New functions, based on old
4183 implementation removed with RTL inliner.
4184 (reachable_next_level): Modify behaviour pre-inline.
4185 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4187 * function.h (struct function): Add after_inlining flag.
4188 * tree-optimize.c (tree_rest_of_compilation): Set it.
4189 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4191 * tree-cfg.c (label_to_block_fn): Deal with cases where
4192 label was never insterted into code.
4194 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4196 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4198 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4200 Fix PR tree-optimization/21532
4201 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4202 needs to go onto the inserted_exprs list.
4204 2005-05-12 Ian Lance Taylor <ian@airs.com>
4206 * c-common.h (statement_code_p): Don't declare.
4207 (STATEMENT_CODE_P): Don't define.
4208 (INIT_STATEMENT_CODES): Don't define.
4209 * c-common.c (statement_code_p): Don't define.
4211 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4213 * config/sparc/sparc.h: Remove dead code.
4214 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4215 FIRST_PARM_OFFSET for the size of the register window area.
4216 (emit_save_regs): Rename into emit_save_or_restore_regs.
4217 Add 'action' parameter. Use 4095 as upper bound for the offset.
4218 Pass 'action' to save_or_restore_regs.
4219 (emit_restore_regs): Delete.
4220 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4221 (sparc_expand_epilogue): Likewise.
4222 * config/sparc/sparc.md (mode macro P): Move.
4223 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4224 (mov<V32:mode> expander): Move to the top of the V32 section.
4225 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4226 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4227 (sibcall_epilogue): Move.
4229 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4232 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4233 synthesizing a constant of the difference of two immediates.
4235 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4237 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4238 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4239 the alternatives using integer registers into the appropriate
4242 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4244 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4245 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4246 * bitmap.h: Fixed comments.
4248 2005-05-11 Richard Henderson <rth@redhat.com>
4251 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4252 (ia64_cannot_force_const_mem): New.
4253 (tls_symbolic_operand_type): New.
4254 (ia64_legitimate_constant_p): New.
4255 (ia64_expand_load_address): Return true on success. Improve
4256 checks for when we should not split.
4257 (ia64_expand_tls_address): New addend operand. Distribute it
4258 as appropriate to the tls_kind. Delay referencing gp.
4259 (ia64_expand_move): Split symbolic addend as necessary. Handle
4260 tls symbols with addends.
4261 * config/ia64/ia64-protos.h: Update.
4262 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4263 p0, f0, f1, and r13.
4264 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4265 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4266 (symbolic_operand splitter): Pass everything through
4267 ia64_expand_load_address and FAIL or DONE as appropriate.
4268 (load_fptr): Only accept after reload.
4269 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4270 load_symptr_low, load_ltoff_dtpmod,
4272 (load_dtprel): Only accept tls symbols.
4273 (load_dtprel64, load_dtprel22): Likewise.
4274 (load_tprel, load_tprel64, load_tprel22): Likewise.
4275 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4276 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4277 (add_dtprel14, add_dtprel22): Likewise.
4278 (add_tprel, add_tprel14, add_tprel22): Likewise.
4279 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4280 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4281 (got_symbolic_operand): Check CONST offsets.
4282 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4283 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4284 (move_operand): Don't handle tls here. Check CONST offsets.
4286 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4288 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4289 Remove hilo_operand check.
4290 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4291 * config/mips/predicates.md (hilo_operand): Delete.
4293 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4295 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4297 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4299 PR tree-optimizer/18472
4300 * tree-if-conv.c (tree_if_convert_stmt,
4301 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4303 2005-05-11 Jan Hubicka <jh@suse.cz>
4305 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4306 (GTFILES): add except.h.
4307 * except.c (eh_status): Add throw_stmt_table.
4308 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4309 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4310 lookup_stmt_eh_region_fn): Declare.
4311 (throw_stmt_node): New structure.
4312 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4313 * gengtype.c (open_base_files): Add except.h to inlines.
4314 * tree-eh.c (throw_stmt_node): Kill.
4315 (record_stmt_eh_region): Update.
4316 (add_stmt_to_eh_region_fn): Break out from ...
4317 (add_stmt_to_eh_region): ... here.
4318 (remove_stmt_from_eh_region_fn): Break out from ...
4319 (remove_stmt_from_eh_region): ... here.
4320 (lookup_stmt_eh_region_fn): Break out from ...
4321 (lookup_stmt_eh_region): ... here.
4322 (honor_protect_cleanup_actions): Use build_resx.
4323 (lower_try_finally_onedest): Likewise.
4324 (lower_try_finally_copy): Likewise.
4325 (lower_try_finally_switch): Likewise.
4326 (lower_eh_constructs): Update eh table construction.
4327 * tree.c (build_resx): New.
4328 * tree.h (build_resx): Declare.
4330 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4332 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4335 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4337 * fold-const.c, libgcov.c: Fix comment typos.
4339 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4342 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4344 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4345 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4347 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4349 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4352 * crtstuff.c: Include auto-host.h again, for now.
4354 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4356 * config/mips/24k.md: Remove trailing whitespace.
4358 2005-05-11 David Ung <davidu@mips.com>
4360 * config/mips/mips.md (type): Add imul3.
4361 (length, hazard, may_clobber_hilo): Check for imul3.
4362 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4363 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4364 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4365 for a 3 operand mul and its bypasses.
4366 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4367 * config/mips/4000.md (r4k_imul): Likewise.
4368 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4369 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4370 (vr4130_muldi): Likewise.
4371 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4372 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4373 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4374 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4375 (ir_vr54_imadd_si): Likewise.
4376 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4377 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4378 (rm7_impy_di): Likewise.
4379 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4380 * config/mips/generic.md (generic_imul): Likewise.
4381 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4382 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4384 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4386 PR middle-end/20371:
4387 * tree.h (record_layout_info_s): New member prev_packed.
4388 * stor-layout.c (update_alignment_for_field): Fix comment about
4389 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4390 we start it properly aligned.
4391 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4392 to update_alignment_for_field, and recompute it afterwards using
4393 the alignment of the record.
4394 When a packed bitfield precedes an MS bitfield, don't add padding
4395 at the end of the packed bitfield on behalf of the base type of
4396 the packed bit field.
4397 Don't adjust rli->bitpos at the end
4398 of an MS bitfield run if we already adjusted bitpos/offset for an
4399 alignment as large or larger than the bitfield type size.
4400 Take possible record alignment > BIGGEST_ALIGNMENT into account
4401 when calculating actual_align.
4402 Only put packed buit fields into rli->prev_field if they end up
4404 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4405 Update rli->remaining_in_alignment when we have already started a
4406 run of bit fields and we process a packed bit field.
4408 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4410 * tree-data-ref.c (find_data_references_in_loop): Give up when
4411 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4412 may embed arbitrary side effects.
4413 Remove the assumption that GIMPLE form contains a single array
4414 access per statement.
4415 When the statement contains virtual operands, fail if it is not
4416 a MODIFY_EXPR or a CALL_EXPR.
4417 Return after the dont know node is inserted.
4419 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4421 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4423 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4426 PR tree-optimization/19639
4427 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4428 and generic summands for char* as s * delta, too, folding &a[i]
4429 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4430 for comparison of steps. Convert types for index addition.
4431 (fold_binary): Adjust the callers to always dispatch to
4432 try_move_mult_to_index.
4433 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4434 expr with non-gimple ARRAY_REF offset.
4436 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4438 * fold-const.c (fold_indirect_ref_1): Avoid removing
4439 NOP_EXPRs with type qualifiers like const.
4441 2005-05-11 Richard Henderson <rth@redhat.com>
4444 * c-decl.c (finish_decl): Propagate the completed array type of
4445 a global variable into the binding.
4447 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4449 * Makefile.in (gtype-desc.o, build/genautomata.o)
4450 (build/varray.o): Depend on $(VARRAY_H).
4452 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4454 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4455 optimization passes to do an initial batch of scalar cleanups.
4457 2005-05-10 Ian Lance Taylor <ian@airs.com>
4459 * read-rtl.c (struct macro_traverse_data): Define.
4460 (map_attr_string): New static function, broken out of
4461 apply_macro_to_string.
4462 (mode_attr_index, apply_mode_maps): New static functions.
4463 (apply_macro_to_string): Call map_attr_string.
4464 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4466 (apply_macro_traverse): Expect data to point to a struct
4467 macro_traverse_data.
4468 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4469 to pass data through htab_traverse.
4470 (read_rtx_1): Add mode_maps parameter. Change all callers.
4471 Handle mode names which are attribute strings.
4472 * doc/md.texi (Substitutions): Rename from String Substitutions.
4473 Change references. Document using attributes as modes.
4475 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4477 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4478 * tree-optimize.c (init_tree_optimization_passes) Swap
4479 pass_ch and pass_profile.
4480 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4481 here. Remove rewrite_into_loop_closed_ssa call.
4483 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4485 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4487 (legitimate_reload_constant_p): Add check for const double zero.
4488 * config/s390/s390.md: Add comment for constraint letter 'G'.
4489 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4490 attributes for new case.
4491 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4492 s390_const_double_ok_for_constraint_p.
4493 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4496 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4498 PR tree-optimization/21170
4499 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4500 rewrite_ssa_into_ssa in comments with update_ssa.
4502 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4504 * tree-ssa-loop-im.c: Include hashtab.h.
4505 (struct mem_ref_loc): New.
4506 (struct mem_ref): Describe the set of references with the same
4508 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4509 maybe_queue_var, fem_single_reachable_address,
4510 for_each_memref, single_reachable_address,
4511 is_call_clobbered_ref, determine_lsm_reg): Removed.
4512 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4513 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4514 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4516 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4517 (determine_lsm_loop): Rewritten.
4518 (determine_lsm): Do not set stmt uids.
4520 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4522 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4525 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4527 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4528 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4529 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4531 2005-05-10 Jeff Law <law@redhat.com>
4533 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4534 thread_across_edge for any abnormal edges.
4536 2005-05-10 Richard Henderson <rth@redhat.com>
4538 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4539 * config/ia64/ia64-protos.h: Declare it.
4540 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4541 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4542 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4543 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4544 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4545 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4546 extend result; use release semantics.
4547 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4548 (sync_val_compare_and_swap_<IMODE>): Update to match.
4550 2005-05-10 Richard Henderson <rth@redhat.com>
4552 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4553 before comparing it for success.
4555 2005-05-10 Richard Henderson <rth@redhat.com>
4557 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4558 no return value pattern.
4560 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4561 H.J. Lu <hongjiu.lu@intel.com>
4563 * libgcov.c (create_file_directory): New function. Create
4564 directory for the given file name.
4565 (gcov_max_filename): New static var. Keeps size of the longest
4567 (gcov_exit): Always try to create directory for output
4568 file. Relocate each filename basing on environment vars.
4569 (__gcov_init): Remember the longest file name.
4570 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4571 * doc/gcov.texi (Cross-profiling): New node documenting
4572 cross-profiling management.
4573 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4575 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4577 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4578 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4580 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4582 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4583 case code to avoid one move instruction.
4584 (__umodsi3, __modsi3): Merge duplicated code sequences.
4586 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4588 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4589 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4590 * doc/invoke.texi: Fix typos.
4592 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4593 init_data_ref, access_functions_are_affine_or_constant_p,
4594 free_data_refs): Use VEC instead of VARRAY.
4595 * tree-data-ref.h (data_reference): Change the type of
4596 access_fns to VEC(tree,gc)*.
4597 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4599 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4602 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4603 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4604 (contains_label_1, contains_label_p): New functions for checking
4605 labels in a sub-tree.
4607 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4610 * c-decl.c (pushdecl): When there is a declaration in the current
4611 scope and the declarations are external linkage, check for
4612 compatibility with the type in the external scope and update the
4613 type in the external scope with the composite type information.
4614 Do not form a composite type of the new type and the visible type
4615 if they are incompatible.
4617 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4619 * crtstuff.c: Revert part of 2005-05-08 Change.
4620 (IN_LIBGCC2): Define.
4622 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4624 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4625 remove redundant test.
4626 (fp_mov_p): Accept 0.
4627 (fp_high_losum_p): Remove redundant test.
4628 * config/sparc/predicates.md (const_high_operand): Explicitly test
4629 (not small_int_operand).
4630 (fp_const_high_losum_operand): New.
4631 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4632 (movdi_insn_sp32_v9): Use canonical predicates.
4633 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4634 (movdi_insn_sp64_novis): Delete.
4635 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4636 (movsf_insn_novis): Delete.
4637 (movsf_insn_vis): Rename into movsf_insn.
4638 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4639 (movsf_lo_sum): Use fp_const_high_losum_operand.
4640 (movsf_high): Likewise.
4641 (movsf_high_losum splitter): Likewise.
4642 (mov<V32:mode> expander): Use register_or_zero_operand.
4643 (mov<V64:mode> expander): Likewise.
4644 (movdf_insn_sp32): Use register_or_zero_operand.
4645 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4646 Rename into movdf_insn_sp32_no_fpu.
4647 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4648 Rename into movdf_insn_sp32_v9_no_fpu.
4649 (movdf_insn_v9only_novis): Delete.
4650 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4651 (movdf_insn_sp64_novis): Delete.
4652 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4653 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4654 Rename into movdf_insn_sp64_no_fpu.
4655 (movtf expander): Use register_or_zero_operand.
4656 (movtf_insn_sp32): Delete.
4657 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4658 Rename into movtf_insn_sp32.
4659 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4660 Rename into movtf_insn_sp32_no_fpu.
4661 (movtf_insn_hq_sp64): Delete.
4662 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4663 Rename into movtf_insn_sp64_hq.
4664 (movtf_insn_sp64): Delete.
4665 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4666 Rename into movtf_insn_sp64.
4667 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4668 Rename into movtf_insn_sp64_no_fpu.
4670 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4672 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4673 gcc_assert and gcc_unreachable as appropriate.
4674 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4675 xstormy16_output_cbranch_si, xstormy16_split_move,
4676 xstormy16_initial_elimination_offset,
4677 xstormy16_encode_section_info, xstormy16_print_operand_address,
4678 xstormy16_expand_call, xstormy16_expand_arith,
4679 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4681 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4683 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4684 const_copies to VEC(tree,heap)*.
4685 (new_elim_graph, delete_elim_graph, elim_graph_size,
4686 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4689 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4692 * doc/extend.texi (Type Attributes): Correct example syntax.
4694 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4697 * doc/invoke.texi (-Wuninitialized): Update documentation.
4699 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4701 * arm.c (const_ok_for_arm): Use a faster algorithm.
4703 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4706 * config/rs6000/rs6000.md (add_op2): New.
4707 (add<mode>3): Use it.
4709 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4711 * arm.c (arm_gen_constant): Add new heuristic for generating
4712 constant integers that can be expressed as the difference of two
4715 2005-05-09 Roger Sayle <roger@eyesopen.com>
4717 * c-tree.h (parser_build_unary_op): New prototype.
4718 * c-typeck.c (parser_build_unary_op): New function to construct
4719 a unary operation in the C parser.
4720 * c-parser.c (c_parser_unary_expression): Use the new function
4721 parser_build_unary_op when appropriate.
4723 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4726 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4727 before outputting DWARF_FRAME_RETURN_COLUMN.
4729 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4731 * config/s390/s390.c: (s390_branch_condition_mask,
4732 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4733 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4734 legitimize_pic_address, s390_emit_tls_call_insn,
4735 legitimize_tls_address, legitimize_tls_address,
4736 s390_expand_addcc, print_shift_count_operand, print_operand,
4737 addr_generation_dependency_p, annotate_constant_pool_refs,
4738 s390_split_branches, find_constant_pool_ref,
4739 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4740 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4741 s390_output_pool_entry, s390_function_value,
4742 s390_call_saved_register_used, s390_emit_call): Replace
4743 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4744 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4745 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4746 get_some_local_dynamic_name, s390_function_arg_size,
4747 s390_function_arg_advance, s390_function_arg,
4748 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4749 default case by gcc_unreachable.
4750 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4751 conditional abort by gcc_assert.
4752 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4753 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4755 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4757 * config/s390/s390.c: (s390_decompose_address,
4758 tls_symbolic_operand, legitimate_pic_operand_p,
4759 legitimate_constant_p, legitimate_reload_constant_p,
4760 s390_expand_plus_operand, legitimate_address_p,
4761 legitimate_la_operand_p, ): Remove 'register' from signature.
4762 (symbolic_reference_mentioned_p,
4763 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4764 variable declarations.
4765 (legitimize_address): Remove 'register' from
4766 signature and local variable declarations.
4768 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4770 * config/s390/s390-protos.h: (s390_match_ccmode,
4771 s390_match_ccmode_set, reg_used_in_mem_p,
4772 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4773 legitimate_la_operand_p, preferred_la_operand_p,
4774 s390_short_displacement, addr_generation_dependency_p,
4775 legitimate_reload_constant_p, legitimate_address_p): Change return type
4777 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4778 * config/s390/s390.c: (s390_match_ccmode,
4779 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4780 legitimate_reload_constant_p): Change return type into 'bool'.
4781 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4782 Likewise. Additionally adapted comment.
4783 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4784 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4785 (s390_decompose_address): Change the type of the internal flags
4786 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4787 (struct s390_address): Change type of "pointer" into bool.
4788 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4789 Adapt calls for 's390_tm_ccmode' to the new signature.
4791 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4793 * config/s390/s390.c: (s390_match_ccmode_set,
4794 s390_branch_condition_mnemonic, s390_short_displacement,
4795 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4796 print_shift_count_operand, get_some_local_dynamic_name,
4797 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4798 addr_generation_dependency_p, s390_split_branches,
4799 annotate_constant_pool_refs, find_constant_pool_ref,
4800 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4801 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4802 s390_register_info, s390_frame_info, s390_init_frame_layout,
4803 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4804 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4805 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4806 s390_encode_section_info, s390_cannot_force_const_mem,
4807 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4808 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4809 s390_adjust_priority, s390_issue_rate,
4810 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4811 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4812 s390_build_builtin_va_list, s390_gimplify_va_arg,
4813 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4814 s390_pass_by_reference, s390_fixed_condition_code_regs,
4815 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4816 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4817 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4818 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4819 s390_find_constant, s390_add_execute, s390_find_execute,
4820 s390_execute_label, s390_execute_target, s390_dump_pool,
4821 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4822 Move target macro definitions to the end of the file. Move several
4823 functions within the file to assure correct compiling.
4825 2005-05-09 Steven Bosscher <stevenb@suse.de>
4827 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4828 (fixup_tail_calls): ...here. Only look at insns between the
4829 start of the function and the FUNCTION_BEG insn note.
4831 * gcse.c (one_cprop_pass): Fix typos in dumps.
4833 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4835 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4837 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4838 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4839 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4840 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4842 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4843 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4844 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4847 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4849 * config/s390/s390.md: ("gf") New mode attribute.
4850 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4851 "fixuns_truncsfsi2"): Merge.
4852 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4853 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4854 "fix_truncsfsi2_ieee"): Merge.
4856 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4858 * config/s390/s390.md: ("FPR") New mode macro.
4859 ("de", "dee"): New mode attributes.
4860 ("cmpdf", "cmpsf"): Merge.
4861 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4862 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4863 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4864 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4865 ("floatdidf2", "floatdisf2"): Merge.
4866 ("adddf3", "addsf3"): Merge.
4867 ("*adddf3", "*addsf3"): Merge.
4868 ("*adddf3_cc", "*addsf3_cc"): Merge.
4869 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4870 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4871 ("subdf3", "subsf3"): Merge.
4872 ("*subdf3", "*subsf3"): Merge.
4873 ("*subdf3_cc", "*subsf3_cc"): Merge.
4874 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4875 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4876 ("muldf3", "mulsf3"): Merge.
4877 ("*muldf3", "*mulsf3" "): Merge.
4878 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4879 ("*fmadddf", "*fmaddsf"): Merge.
4880 ("*fmsubdf", "*fmsubsf"): Merge.
4881 ("divdf3", "divsf3"): Merge.
4882 ("*divdf3", "*divsf3"): Merge.
4883 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4884 ("negdf2", "negsf2"): Merge.
4885 ("*negdf2_cc", "*negsf2_cc"): Merge.
4886 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4887 ("*negdf2", "*negsf2"): Merge.
4888 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4889 ("absdf2", "abssf2"): Merge.
4890 ("*absdf2_cc", "*abssf2_cc"): Merge.
4891 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4892 ("*absdf2", "*abssf2"): Merge.
4893 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4894 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4895 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4896 ("*negabsdf2", "*negabssf2"): Merge.
4897 ("sqrtdf2", "sqrtsf2"): Merge.
4899 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4901 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4903 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4904 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4905 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4906 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4908 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4909 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4910 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4911 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4912 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4913 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4914 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4915 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4916 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4917 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4918 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4919 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4920 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4921 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4922 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4923 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4925 ("*divsf3"): Additionally rename second pattern to
4927 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4928 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4929 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4930 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4931 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4932 'type values' and rename 'type' value.
4933 ("*addsf3"): Additionally rename second pattern to
4936 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4938 * config/s390/s390.md: ("SHIFT"): New mode macro.
4939 ("lr", "shift"): New mode attributes.
4940 ("ashldi3", "lshrdi3"): Merge.
4941 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4942 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4943 ("ashlsi3", "lshrsi3"): Merge.
4945 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4947 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4949 ("E", "g"): New mode attributes.
4950 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4951 ("*adddi3_alc", "*addsi3_alc"): Merge.
4952 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4953 ("*subdi3_slb", "*subsi3_slb"): Merge.
4954 ("adddicc", "addsicc"): Merge.
4955 ("*sconddi", "*scondsi"): Merge.
4956 ("*sconddi_neg", "*scondsi_neg"): Merge.
4957 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4958 ("negdi2", "negsi2"): Extract expander pattern from
4959 "negsi2" and merge with "negdi2".
4960 ("*negdi2"): Merge with instruction pattern of "negsi2".
4961 ("*negdi2_cc", "*negsi2_cc"): Merge.
4962 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4963 ("rotldi3", "rotlsi3"): Merge.
4965 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4967 * config/s390/s390.md: ("hc"): New mode attribute.
4968 ("extendhidi2", "extendqidi2"): Merge.
4969 ("*extendhidi2", "*extendqidi2"): Merge.
4970 ("extendhisi2", "extendqisi2"): Merge.
4971 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4972 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4973 Merged 2 define_split.
4974 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4975 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4977 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4979 * config/s390/s390.md: ("COMPARE"): New mode macro.
4980 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4981 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4982 "bungt", "bunle", "bunge", "bltgt"): Merge.
4984 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4986 * config/s390/s390.md: ("INT"): New mode macro.
4987 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4990 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4992 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4993 ("cmpdi", "cmpsi"): Merge.
4994 ("strlendi", "strlensi"): Merge.
4995 ("*strlendi", "*strlensi"): Merge.
4996 ("movmemdi", "movmemsi"): Merge.
4997 ("clrmemdi", "clrmemsi"): Merge.
4999 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5001 * config/s390/s390.md: ("HQI"): New mode macro.
5002 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5003 ("*tmhi_full", "*tmqi_full"): Merge.
5004 ("*tsthiCCT", "*tstqiCCT"): Merge.
5005 ("*tsthi", "*tstqi"): Merge.
5006 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5007 ("*sethighhisi", "*sethighqisi"): Merge.
5009 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5011 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5012 config/alpha/unicosmk.h, config/arc/arc.md,
5013 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5014 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5015 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5016 config/arm/semi.h, config/arm/uclinux-elf.h,
5017 config/arm/wince-pe.h, config/fr30/fr30.c,
5018 config/rs6000/altivec.h: Update copyright.
5020 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5022 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5023 gcc_assert and gcc_unreachable as appropriate.
5024 (pdp11_output_function_epilogue, output_move_double,
5025 output_move_quad, print_operand_address, output_jump,
5026 output_addr_const_pdp11): Likewise.
5027 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5028 ASM_OUTPUT_ALIGN): Likewise.
5029 * config/pdp11/pdp11.md: Likewise.
5030 (extendhisi2, subhi3, subqi3): Likewise.
5032 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5035 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5038 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5040 * config/ia64/ia64.c: Fix a comment typo.
5042 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5045 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5046 (arm_override_options): Use them instead of manifest constants. Don't
5047 allow -march to override the -mtune setting.
5049 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5051 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5052 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5053 (function_arg_advance, function_arg, save_restore_insns,
5054 iq2000_expand_prologue, iq2000_output_conditional_branch,
5055 expand_one_builtin, print_operand):
5056 * config/iq2000/iq2000.md (tablejump): Likewise.
5058 2005-05-09 David Ung <davidu@mips.com>
5060 * config/mips/mips.h (processor_type): Add names for the 24K.
5061 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5063 * config/mips/mips.md (cnv_mode): New attribute for recording the
5064 conversion types of float convert insns.
5065 (cpu): Add 24k and 24kx.
5066 (include): Include 24k.md file.
5067 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5068 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5069 (floatdisf2): Setup cnv_mode.
5070 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5072 * config/mips/24k.md: New file, contains 24k DFA pipeline
5075 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5077 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5078 gcc_unreachable as appropriate.
5079 (print_operand, prepare_move_operands, prepare_scc_operands,
5080 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5081 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5082 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5083 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5084 sh_set_return_address, sh_setup_incoming_varargs,
5085 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5086 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5087 check_use_sfunc_addr): Likewise.
5088 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5089 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5090 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5091 sh_symbian_mark_dllimport): Likewise.
5092 * config/sh/sh.md: Likewise.
5093 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5094 casesi_worker_2, casesi_shift_media, casesi_load_media,
5095 return_media): Likewise.
5097 2005-05-08 Roger Sayle <roger@eyesopen.com>
5100 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5103 2005-05-08 Richard Henderson <rth@redhat.com>
5105 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5107 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5109 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5110 and -1 can happen in reg_renumber when no hard register is assigned.
5112 2005-05-08 Steven Bosscher <stevenb@suse.de>
5113 Kazu Hirata <kazu@cs.umass.edu>
5115 PR tree-optimization/14841, tree-optimization/15838
5116 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5117 (evaluate_stmt): Call it.
5119 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5121 * config/ia64/ia64.c (ia64_override_options): Don't set
5122 ia64_flag_var_tracking and clear flag_var_tracking here...
5123 (ia64_file_start): ... but here.
5125 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5127 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5128 and gcc_unreachable as appropriate.
5129 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5130 m68hc11_gen_highpart, print_operand, print_operand_address,
5131 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5132 m68hc11_gen_movhi): Likewise.
5133 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5134 * config/m68hc11/m68hc11.md: Reword comment.
5136 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5139 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5142 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5144 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5145 the 68HC12 address indirect addressing mode as it is not supported by
5147 * config/m68hc11/m68hc11-protos.h
5148 (m68hc11_valid_addressing_p): Declare.
5149 (m68hc11_add_mode): Declare.
5150 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5151 register_indirect_p and export it.
5152 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5153 instruction so that it is part of the good BB.
5154 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5155 addressing with movw.
5156 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5158 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5159 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5160 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5162 ("*movhi_68hc12"): Handle movhi_const0.
5163 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5164 ("*subhi3_zext"): Likewise.
5166 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5169 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5170 operand 1 and fix constraints.
5171 ("mulqihi3"): Use general_operand for operand 2.
5173 2005-05-08 Julian Brown <julian@codesourcery.com>
5174 H.J. Lu <hongjiu.lu@intel.com>
5175 Paul Brook <paul@codesourcery.com>
5177 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5178 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5179 20050308/2.16.0 or newer for comdat group.
5180 * configure: Regenerated.
5181 * config.in: Regenerated.
5182 * varasm.c (default_function_rodata_section): Put .rodata section in
5183 COMDAT group when necessary.
5184 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5186 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5189 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5191 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5193 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5194 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5195 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5196 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5198 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5201 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5202 64-bit constants on 64-bit hosts.
5203 (m68hc11_split_logical): Simplify.
5204 (m68hc11_split_move): Likewise.
5206 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5207 Paolo Bonzini <bonzini@gnu.org>
5209 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5210 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5211 * configure.ac (enable_checking): Fix typos in runtime_checking.
5212 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5213 (xm_file): Prepend auto-host.h
5214 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5215 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5217 * crtstuff.c: Do not include auto-host.h.
5218 (IN_LIBGCC2): Do not define.
5219 * gcov-io.h: Include tconfig.h, not auto-host.h.
5220 * libgcc2.c: Do not include auto-host.h.
5221 (abort): Do not undefine.
5222 * libgcov.c: Remove unneeded comment about config.h.
5223 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5224 * config.in, configure: Regenerated.
5226 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5227 Falk Hueffner <falk@debian.org>
5229 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5230 and gcc_unreachable as appropriate.
5231 (get_aligned_mem, get_unaligned_address,
5232 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5233 alpha_emit_setcc, alpha_emit_conditional_move,
5234 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5235 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5236 alpha_expand_unaligned_load, alpha_expand_block_move,
5237 alpha_expand_zap_mask, get_trap_mode_suffix,
5238 get_round_mode_suffix, get_some_local_dynamic_name,
5239 print_operand_address, function_arg, alpha_return_in_memory,
5240 function_value, alpha_expand_builtin,
5241 alpha_initial_elimination_offset, alpha_expand_epilogue,
5242 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5243 alphaev5_next_group, alpha_align_insns,
5244 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5245 unicosmk_ssib_name): Likewise.
5246 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5247 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5248 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5249 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5250 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5251 * config/alpha/alpha.md (*divmodsi_internal_er,
5252 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5253 call_nt, call_umk, call_vms, call_value, sibcall_value,
5254 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5255 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5256 * config/alpha/predicates.md (input_operand): Likewise.
5258 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5260 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5261 gcc_unreachable, as appropriate.
5262 (frv_function_prologue, frv_alloc_temp_reg,
5263 frv_initial_elimination_offset, frv_expand_block_move,
5264 frv_expand_block_clear, frv_print_operand_jump_hint,
5265 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5266 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5267 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5268 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5269 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5270 frv_in_small_data_p, frv_asm_out_constructor,
5271 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5272 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5273 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5274 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5275 sibcall_value, casesi): Likewise.
5277 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5278 gcc_unreachable as appropriate.
5279 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5280 expand_epilogue, notice_update_cc, initial_offset,
5281 mn10300_address_cost_1): Likewise.
5282 * config/mn10300/mn10300.md: Likewise.
5283 (absdf2, abssf2, negdf2, negsf2): Likewise.
5285 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5288 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5290 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5291 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5292 including sunge_<mode> and sungt_<mode>.
5294 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5296 * integrate.h (get_hard_reg_initial_val): Change type of register
5297 parameter from int to unsigned int.
5298 (has_hard_reg_initial_val): Likewise.
5299 * integrate.c (get_hard_reg_initial_val): Likewise.
5300 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5302 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5304 * except.c (eh_status): Change the type of ttype_data to
5306 (add_ttypes_entry, assign_filter_values,
5307 output_function_exception_table): Use VEC instead of VARRAY.
5309 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5311 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5313 2005-05-07 Paul Brook <paul@codesourcery.com>
5315 * Makefile.in: Fix dependencies.
5316 (GCOV_IO_H, VARRAY_H): Set.
5318 2005-05-07 Anthony Green <green@redhat.com>
5321 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5322 x$STMP_FIXPROTO test.
5323 * configure: Rebuilt.
5325 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5327 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5328 inappropriate feature test macros if flag_iso.
5330 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5332 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5334 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5337 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5338 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5339 Handle moved operand being in special register.
5340 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5341 presumed working insn.
5342 (mover2side): Add FIXME.
5344 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5346 * integrate.c (get_func_hard_reg_initial_val): Delete.
5347 (has_func_hard_reg_initial_val): Delete.
5348 (get_hard_reg_initial_val): Inline the old implementation of
5349 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5350 instead of has_func_hard_reg_initial_val to test for an existing
5351 pseudo. Only create an rtx if a new initial value entry is needed.
5352 (has_hard_reg_initial_val): Scan the initial value list directly.
5353 Don't create an rtx.
5355 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5357 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5359 * config.in (HAVE_AS_POPCNTB): New.
5360 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5361 (HAVE_AS_POPCNTB): New.
5362 * configure: Regenerated.
5363 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5364 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5365 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5366 and rs6000_sched_costly_dep.
5367 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5368 (TARGET_XL_COMPAT): Delete.
5369 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5370 (popcount<mode>2): New.
5371 (popcntb<mode>2): New.
5372 * config/rs6000/rs6000.opt (mpopcntb): New.
5374 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5375 if variable name exists.
5377 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5379 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5381 2005-05-07 Richard Henderson <rth@redhat.com>
5384 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5385 with constant offsets.
5387 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5389 * config/v850/v850.c (print_operand): Use gcc_assert and
5390 gcc_unreachable, as appropriate.
5391 (print_operand_address, v850_handle_data_area_attribute,
5392 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5393 v850_insert_attributes, construct_prepare_instruction): Likewise.
5394 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5395 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5397 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5399 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5400 config/rs6000/rs6000.h: Fix comment typos.
5402 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5404 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5405 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5406 (mips_scalar_mode_supported_p): Delete.
5408 2005-05-06 Eric Christopher <echristo@redhat.com>
5410 * config/mips/mips.opt: Remove -mint64 option.
5411 * config/mips/mips.c (override_options): Remove -mint64
5413 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5414 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5415 64-bit integer handling.
5416 * doc/invoke.texi (Option Summary): Remove -mint64 for
5419 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5421 PR tree-optimization/19401
5422 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5423 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5424 (estimated_unrolled_size): New function.
5425 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5426 tree_unroll_loops_completely): Always unroll loops if the code size
5428 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5429 loops should be unrolled completely.
5430 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5432 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5434 PR rtl-optimization/21254
5435 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5436 assumptions for loops that otherwise do not roll.
5437 (find_simple_exit): Prefer # of iterations that is guaranteed
5439 * loop-unroll.c (decide_peel_once_rolling,
5440 decide_peel_completely): Check whether the loop is infinite.
5442 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5444 * config/rs6000/sysv4.opt: Fix typo.
5446 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5447 Jakub Jelinek <jakub@redhat.com>
5450 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5451 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5452 Don't use rep; movs{l,q} if the repetition count is really small,
5453 instead use a sequence of movs{l,q} instructions.
5455 2005-05-06 Jeff Law <law@redhat.com>
5457 PR tree-optimization/21380
5458 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5459 thread through a block with no preds.
5461 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5463 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5464 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5465 add_call_read_ops): Use VEC instead of VARRAY.
5467 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5469 * config/mcore/mcore.c (mcore_print_operand_address): Use
5470 gcc_assert and gcc_unreachable as appropriate.
5471 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5472 mcore_output_andn, output_inline_const, mcore_output_move,
5473 mcore_output_movedouble, mcore_expand_block_move,
5474 layout_mcore_frame, mcore_initial_elimination_offset,
5475 mcore_expand_prolog, mcore_mark_dllexport,
5476 mcore_mark_dllimport): Likewise.
5477 * config/mcore/mcore.h (switch_to_section): Likewise.
5478 * config/mcore/mcore.md: Likewise.
5480 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5482 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5483 TARGET_PROFILE_KERNEL.
5485 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5486 TARGET_PROFILE_KERNEL use.
5488 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5490 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5491 and gcc_unreachable, as appropriate.
5492 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5493 m32r_expand_prologue, m32r_output_function_epilogue,
5494 m32r_legitimize_pic_address, m32r_print_operand_address,
5495 emit_cond_move, m32r_function_symbol,
5496 m32r_output_block_move): Likewise.
5497 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5498 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5499 *rev_zero_branch_insn): Likewise.
5501 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5504 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5505 if both NEWDECL and OLDDECL are already weak.
5507 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5509 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5511 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5512 Kaz Kojima <kkojima@gcc.gnu.org>
5514 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5517 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5518 David Edelsohn <edelsohn@gnu.org>
5520 * config.gcc: Add .opt magic for the rs6000 ports.
5522 * doc/invoke.texi: Document -mabi= option properly. Document
5523 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5524 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5527 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5528 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5531 * config/rs6000/aix.opt: New.
5532 * config/rs6000/aix41.opt: New.
5533 * config/rs6000/aix64.opt: New.
5534 * config/rs6000/darwin.opt: New.
5535 * config/rs6000/linux64.opt: New.
5536 * config/rs6000/rs6000.opt: New.
5537 * config/rs6000/sysv4.opt: New.
5539 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5540 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5542 Define TARGET_USES_SYSV4_OPT.
5543 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5544 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5545 TARGET_USES_AIX64_OPT.
5546 * config/rs6000/aix51.h: Same.
5547 * config/rs6000/aix52.h: Same.
5548 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5549 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5550 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5551 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5552 * config/rs6000/linux64.h: Use
5553 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5555 * config/rs6000/rs6000.c: Remove definitions of
5556 rs6000_sched_restricted_insns_priority,
5557 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5558 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5559 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5560 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5561 rs6000_alignment_string. Define rs6000_explicit_options.
5562 (rs6000_parse_abi_options): Remove.
5563 (rs6000_parse_alignment_option): Remove.
5564 (rs6000_parse_float_gprs_option): Remove.
5565 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5566 TARGET_DEFAULT_TARGET_FLAGS.
5567 (rs6000_override_options): Revamp to use new .opt machinery.
5569 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5570 of new .opt machinery. Remove target_flags. Redefine
5571 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5572 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5573 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5574 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5575 rs6000_longcall_switch, rs6000_default_long_calls,
5576 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5577 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5578 TARGET_ALTIVEC_VRSAVE.
5580 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5582 * config.gcc (hppa1.1-*-rtems*): Remove.
5583 * config/pa/rtems.h: Remove.
5585 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5587 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5588 Exclude roe/603e multilib variants.
5590 2005-05-04 Denis Chertykov <denisc@overta.ru>
5593 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5596 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5598 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5599 arm/pe.opt to $extra_options.
5600 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5601 (target_float_abi_name, target_float_switch, target_abi_name)
5602 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5603 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5604 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5605 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5606 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5607 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5608 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5609 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5610 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5611 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5612 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5613 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5614 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5615 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5616 (arm_pic_register_string): Delete.
5617 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5619 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5620 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5621 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5622 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5623 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5624 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5625 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5626 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5627 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5628 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5629 (SUBTARGET_SWITCHES): Delete.
5630 * config/arm/arm.c (target_float_switch): Delete.
5631 (arm_cpu_select): Moved from config/arm/arm.h.
5632 (target_fpu_name, target_fpe_name, target_float_abi_name)
5633 (target_abi_name, structure_size_string, arm_pic_register_string)
5634 (arm_select): Make static.
5635 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5636 (arm_handle_option): New function.
5637 (arm_override_options): Update target_flags checks for new mask names.
5638 Remove target_float_switch code.
5639 (arm_expand_prologue, thumb_expand_prologue): Check
5640 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5641 * config/arm/arm.opt, config/arm/pe.opt: New files.
5643 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5645 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5646 gcc_unreachable as appropriate.
5647 (arc_double_limm_p, arc_setup_incoming_varargs,
5648 arc_compute_function_type, arc_output_function_prologue,
5649 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5650 output_shift, arc_print_operand, arc_print_operand_address,
5651 arc_final_prescan_insn): Likewise.
5652 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5654 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5656 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5661 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5662 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5663 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5664 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5665 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5666 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5667 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5668 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5670 2005-05-05 Paul Brook <paul@codesourcery.com>
5672 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5673 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5674 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5675 and tree-data-ref.h with *_H variables.
5677 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5679 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5681 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5683 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5685 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5687 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5689 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5692 setting of vrsave register for current function after
5693 call to save_world is emitted.
5695 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5697 * config/mmix/predicates.md: New file.
5698 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5699 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5700 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5701 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5702 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5704 * config/mmix/mmix.md: Include predicates.md.
5705 ("call", "call_value"): Force address to register if it isn't a
5706 mmix_symbolic_or_address_operand.
5708 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5710 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5711 the flags are of appropriate types.
5712 (num_ssa_operands): Generalize using the generic interface.
5713 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5716 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5718 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5719 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5721 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5723 * tree-outof-ssa.c (edge_leader, stmt_list,
5724 analyze_edges_for_bb): Use VEC instead of VARRAY.
5725 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5726 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5727 fini_analayze_edges_for_bb.
5729 2005-05-04 James E Wilson <wilson@specifixinc.com>
5732 * gcc.c (process_command): In the second argv scan loop, ignore
5733 Xassembler and Xpreprocessor, along with their argument.
5735 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5737 * tree-flow-inline.h, tree-ssa-operands.c,
5738 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5739 Likewise. tree-vn.c: Fix comment typos.
5740 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5742 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5744 * doc/tm.texi (Target Hooks): Document
5745 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5747 2005-05-04 Paul Brook <paul@codesourcery.com>
5749 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5751 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5753 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5754 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5757 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5758 get_expansion, expand_var_during_unrolling,
5759 insert_var_expansion_initialization,
5760 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5763 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5766 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5769 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5770 the same as INTEGER_TYPE.
5771 (fold_binary): Fold "bool_var != 0" to bool_var.
5772 Fold "bool_var == 1" to bool_var.
5774 2004-05-03 Richard Henderson <rth@redhat.com>
5777 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5778 from recog_data instead of insn_data.
5780 2005-05-03 DJ Delorie <dj@redhat.com>
5782 * common.opt (fdiagnostics-show-option): No variable is needed.
5783 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5784 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5785 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5786 Save and restore original message format. Use flag in context
5788 (warning): Don't test for enabled warnings here.
5789 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5792 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5794 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5795 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5796 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5797 * aclocal.m4: Don't include accross.m4.
5798 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5799 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5800 * configure, config.in: Regenerate.
5802 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5805 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5806 (clear_storage): Add argument.
5807 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5808 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5810 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5811 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5812 (store_expr, store_constructor): Adjust callers.
5813 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5814 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5815 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5816 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5817 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5818 with EXP. Pass EXP to expand_builtin_memmove.
5819 (expand_builtin_memset): Add ORIG_EXP argument, pass
5820 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5821 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5822 Pass EXP to expand_builtin_memset.
5823 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5825 (expand_builtin_strncmp): Likewise.
5826 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5827 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5828 (expand_builtin_fprintf): Likewise.
5829 (expand_builtin): Adjust calls to
5830 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5832 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5835 PR rtl-optimization/21239
5836 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5838 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5840 * tree-flow.h (tree_ann_common_d): Move aux to ...
5841 (stmt_ann_d): ... here.
5842 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5843 move_computations_stmt, schedule_sm): Update references to
5845 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5847 * tree-cfg.c (remove_bb): Remove a redundant call to
5849 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5852 2005-05-03 Richard Henderson <rth@redhat.com>
5854 * config/rs6000/rs6000.c: Remove conflict markers.
5856 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5858 2005-05-03 James E Wilson <wilson@specifixinc.com>
5860 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5862 2005-05-03 DJ Delorie <dj@redhat.com>
5864 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5865 decide if the warning will be printed.
5866 * calls.c (expand_call): Likewise.
5867 * function.c (init-function_start): Likewise.
5869 * common.opt (-fdiagnostics-show-option): New.
5870 * opts.c (option_enabled): Accept the option index instead of a
5871 pointer to the option descriptor.
5872 * opts.h (option_enabled): Likewise.
5873 * toplev.c (print_switch_values): Pass option index, not option
5875 * diagnostic.h (diagnostic_info): Add option_index.
5876 * diagnostic.c: Include opts.h.
5877 (diagnostic_set_info): Initialize option_index.
5878 (diagnostic_report_diagnostic): Amend option name if appropriate.
5879 (warning): Check to see if the specified warning is enabled.
5881 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5883 2005-05-03 Richard Henderson <rth@redhat.com>
5885 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5886 SPEC_OR_GEN_REGS definitions.
5888 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5891 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5892 for unavailable registers.
5894 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5896 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5898 * cfglayout.c (block_locators_blocks,
5899 insn_locators_initialize, insn_scope): Use VEC instead of
5902 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5903 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5906 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5908 * config/sparc/predicates.md (const_compl_high_operand): New.
5909 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5911 (sparc_emit_set_const64_quick1): Adjust for above change.
5912 (sparc_emit_set_const64_quick2): Likewise.
5913 (sparc_emit_set_const64_longway): Likewise.
5914 (sparc_emit_set_const64): Likewise.
5915 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5916 movdi_const64_special): Delete.
5917 (logical constant splitters): Use const_compl_high_operand.
5919 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5921 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5922 rather than STRIP_NOPS.
5924 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5926 PR rtl-optimization/21330
5927 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5929 (unswitch_single_loop): Clear cinsn when retrying.
5932 * config/i386/i386.c (legitimize_address): When canonicalizing
5933 ASHIFT into MULT, multiply by 1 << shift_count instead of
5934 1 << log2 (shift_count).
5936 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5938 * lambda-code.c (gcc_loop_to_lambda_loop,
5939 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5940 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5941 generic operand interface.
5942 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5943 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5944 generic operand interface.
5945 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5946 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5947 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5948 num_imm_uses): Use ssa_use_operand_t.
5949 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5950 get_v_must_def_ops): Delete.
5951 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5952 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5953 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5954 get_v_must_def_kill_ptr): Delete.
5955 (delink_stmt_imm_use): Move and use new operand interface.
5956 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5957 op_iter_next_tree): Use new operand implementation.
5958 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5959 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5961 (op_iter_next_mustdef, op_iter_next_maydef,
5962 op_iter_next_must_and_may_def): Delete. Replace with...
5963 (op_iter_next_maymustdef): New. Combine must and may next operations.
5964 (op_iter_init_maydef, op_iter_init_mustdef,
5965 op_iter_init_must_and_may_def): Use new interface.
5966 (single_ssa_tree_operand ): New. Process single operands only as trees.
5967 (single_ssa_use_operand): New. Process single operands only as uses.
5968 (single_ssa_def_operand): New. Process single operands only as defs.
5969 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5971 (num_ssa_operands): New. Count the number of specified operands.
5972 (compare_ssa_operands_equal): New. Compare two statements' operands.
5973 (single_phi_def): New. Return true if PHI has one def of the specified
5975 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5976 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5977 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5978 (struct stmt_ann_d): Operands field no longer require GTY().
5979 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5980 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5981 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5982 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5983 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5984 Use use_operand_p instead of ssa_imm_use_t *.
5985 * tree-pretty-print.c (dump_vops): check if operands are active before
5986 dumping virtual operands.
5987 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5988 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5989 (ccp_fold): Use new interface.
5990 (ccp_visit_stmt): Remove unused variables and code.
5991 (convert_to_gimple_builtin): Insert statements before calling
5992 mark_new_vars_to_rename.
5993 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5994 (copy_prop_visit_cond_stmt): Use generic interface.
5995 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5996 annotation in table.
5997 (thread_across_edge): Use generic interface.
5998 (initialize_hash_element): Initialzie with stmt, not annotation.
5999 (eliminate_redundant_computations): Use generic interface.
6000 (record_equivalences_from_stmt): Pass stmt, not annotation.
6001 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6003 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6004 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6005 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6006 generic operand interface.
6007 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6009 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6011 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6012 (build_defs, build_uses, build_v_may_defs, build_vuses,
6013 build_v_must_defs): Change type to struct opbuild_list_d.
6014 (ops_active): New. Operands active boolean.
6015 (operand_memory, operand_memory_index): New. Operand memory managers.
6016 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6017 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6018 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6019 Change from functions to static variable list heads.
6020 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6021 (opbuild_initialize_real): New. Initialize a virtual build list.
6022 (opbuild_free): New. Free a build list.
6023 (opbuild_num_elems): New. Number of items in a list.
6024 (opbuild_append_real): New. Add a real (tree *) operand.
6025 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6026 (opbuild_first): New. Return first element index in a list.
6027 (opbuild_next): New. Return next element in a list.
6028 (opbuild_elem_real): New. Return real element.
6029 (opbuild_elem_virtual): New. Return virtual element.
6030 (opbuild_elem_uid): New. Return UID of virtual element.
6031 (opbuild_clear): New. Reset an operand list.
6032 (opbuild_remove_elem): New. Remove an element form a list.
6033 (ssa_operands_active): New. Return true if operand cache is active.
6034 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6035 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6036 (correct_use_link): Use use_operand_p.
6037 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6038 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6039 (cleanup_v_may_defs): Use new implmentation.
6040 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6042 (append_def, append_use, append_v_may_def, append_vuse,
6043 append_v_must_def): Call opbuild_append routine instead of using varray.
6044 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6045 global parse_old_ops variable.
6046 (free_ssa_operands): New implementation.
6047 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6048 (copy_virtual_operands): Move. New generic implementation.
6049 (create_ssa_artficial_load_stmt): Move. New implementation.
6050 (swap_tree_operands): Update for new implementation.
6051 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6052 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6053 rather than a varray.
6054 (verify_imm_links): Use use_operand_p.
6055 (dump_immediate_uses_for): If the immediate use variable is a virtual
6056 variable, show the virtual ops in the stmt.
6057 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6058 (NULL_DEF_OPERAND_P): Now a #define.
6059 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6060 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6061 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6062 mustdef_optype_d): New. Use Linked list representation.
6063 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6064 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6065 (struct stmt_operands_d): Change to new pointers that are not GTY.
6066 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6067 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6068 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6069 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6070 SET_V_MUST_DEF_KILL): Delete.
6071 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6072 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6073 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6074 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6075 (enum ssa_op_iter_type): Operand iterator typechecking values.
6076 (struct ssa_operand_iterator_d): Use linked lists of operands.
6077 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6078 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6079 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6080 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6081 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6082 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6083 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6084 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6085 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6086 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6087 alloc_vuse, and alloc_mustdef.
6088 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6089 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6090 and finalize_ssa_v_must_def_ops.
6091 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6092 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6094 (compute_avail): Use generic iterator interface.
6095 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6096 (stmt_makes_single_load, stmt_makes_single_store): Use
6098 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6099 (statement_sink_location): Use generic interface.
6100 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6101 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6102 reset the immediate use link nodes.
6103 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6104 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6105 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6106 (eliminate_tail_call): Use generic operand interface.
6107 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6108 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6110 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6112 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6113 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6115 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6116 Use statement pointer instead of vuse_optype. Use generic interface.
6117 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6118 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6119 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6120 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6121 * doc/tree-ssa.texi: Update documentation for operand interface.
6123 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6125 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6126 gcc_unreachable as appropriate.
6127 (machopic_function_base_name, machopic_indirect_data_reference,
6128 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6129 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6130 * config/rs6000/altivec.md (*mov<mode>_internal,
6131 build_vector_mask_for_load): Likewise.
6132 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6133 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6134 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6135 * config/rs6000/predicates.md (easy_fp_constant,
6136 logical_operand): Likewise.
6137 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6138 compute_save_world_info, rs6000_emit_prologue,
6139 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6140 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6143 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6146 * convert.c (convert_to_integer): Convert ceil and floor in
6149 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6152 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6153 define_insn_and_split. Split only when memory operand is
6154 offsettable. Use adjust_address rather than plus_constant.
6155 (floatunssidf2_internal): Likewise.
6156 (fix_truncdfsi2_internal): Split only when memory operand is
6157 offsettable. Use adjust_address rather than plus_constant.
6158 (fix_trunctfsi2_internal): Likewise.
6159 (floatsidf2_internal): Likewise.
6161 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6163 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6164 (set_value_range_to_null): Likewise.
6165 (set_value_range_to_varying): New function. Use it in all
6166 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6167 (extract_range_from_assert): If the integral type has a
6168 super-type, and LIMIT is not within MIN and MAX values of that
6169 type, set the resulting range to VR_VARYING.
6171 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6173 * config/mmix/mmix.opt: New file.
6174 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6175 (mmix_cc1_ignored_option): Don't declare.
6176 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6177 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6178 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6179 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6180 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6181 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6182 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6183 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6185 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6186 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6187 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6189 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6192 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6193 * c-decl.c (current_function_prototype_built_in,
6194 current_function_prototype_arg_types): New.
6195 (merge_decls): Keep source location of prototype followed by
6196 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6197 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6198 (start_function): Always set current_function_prototype_locus,
6199 current_function_prototype_built_in and
6200 current_function_prototype_arg_types. Check for external
6201 prototype whether or not visible for external function and set
6202 current_function_prototype_arg_types accordingly.
6203 (store_parm_decls_oldstyle): Use
6204 current_function_prototype_arg_types for checking old-style
6205 definition against prototype. Give warnings only if
6206 current_function_prototype_built_in).
6208 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6210 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6211 (ggc_alloc_zone_stat): Don't define.
6212 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6213 ggc_alloc_zone_pass_stat.
6214 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6215 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6216 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6218 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6220 * calls.c (expand_call): Handle current_function_pretend_args_size
6221 when checking for sibcalls.
6223 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6225 PR tree-optimization/21294
6226 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6227 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6229 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6232 * gcov-io.h: Declare gcov external functions hidden.
6234 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6236 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6237 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6238 Use VEC instead of VARRAY.
6241 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6244 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6246 * c-common.c (resolve_overloaded_builtin): Forward to target
6247 hook for BUILT_IN_MD built-ins.
6248 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6249 for all types of built-in.
6250 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6251 in the definition of the target hooks struct.
6252 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6253 * config/rs6000/altivec.h: Rewritten.
6254 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6255 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6256 rs6000_builtin_type, rs6000_builtin_type_compatible,
6257 altivec_overloaded_builtins, rs6000_builtin_type,
6258 rs6000_builtin_type_compatible): New.
6259 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6261 (def_builtin): Turn into a function. Check for duplicates and store
6262 the builtin into rs6000_builtin_decls.
6263 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6264 bdesc_1arg): Add overloaded builtins.
6265 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6266 do not support ALTIVEC_COMPILETIME_ERROR.
6267 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6268 nodes to represent front-end types.
6269 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6270 with opaque arguments and/or return values.
6271 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6272 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6273 (rs6000_builtin_type_index): New.
6274 (is_ev64_opaque_type): Rename to...
6275 (rs6000_is_opaque_type): ... this.
6276 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6279 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6281 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6284 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6285 Bernd Schmidt <bernd.schmidt@analog.com>
6287 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6288 print_address_operand, print_operand, legitimize_pic_address,
6289 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6290 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6292 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6294 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6296 * doc/passes.texi: Document vectorization pass.
6298 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6300 * tree-scalar-evolution.c (get_exit_conditions_rec,
6301 select_loops_exit_conditions,
6302 number_of_iterations_for_all_loops,
6303 analyze_scalar_evolution_for_all_loop_phi_nodes,
6304 scev_analysis): Use VEC instead of VARRAY.
6306 2005-05-02 Michael Matz <matz@suse.de>
6309 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6310 (warn_strict_null_sentinel): Define.
6311 (check_function_sentinel): Check for null_node as valid sentinel too.
6312 * c-common.h (c_tree_index): Added CTI_NULL.
6313 (null_node) Define global_tree[CTI_NULL].
6314 (warn_strict_null_sentinel): Declare.
6315 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6316 * c.opt: (Wstrict-null-sentinel): New C++ option.
6317 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6319 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6321 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6324 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6326 * dwarf2out.c (decl_scope_table, push_decl_scope,
6327 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6330 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6333 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6335 * doc/cpp.texi (__DEPRECATED): Document.
6336 (__EXCEPTIONS): Likewise.
6337 (__GXX_WEAK__): Likewise.
6339 * function.c (INVOKE__main): Do not define.
6340 (expand_main_function): Check HAS_INIT_SECTION when determining
6341 whether or not to call __main.
6343 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6345 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6347 2005-01-05 Paul Brook <paul@codesourcery.com>
6349 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6350 (INITIALIZE_TRAMPOLINE): Use it.
6351 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6352 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6353 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6355 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6357 * doc/install.texi (Specific): Omit dots in the @anchors names
6358 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6359 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6361 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6363 PR tree-optimization/18316
6364 PR tree-optimization/19126
6365 * tree.c (build_int_cst_type): Avoid shift by size of type.
6366 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6368 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6369 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6371 (dump_cand): Dump depends_on information.
6372 (determine_biv_step): Add argument to simple_iv call.
6373 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6374 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6376 (add_candidate_1): Record depends_on for candidates.
6377 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6378 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6379 Handle ivs with nonconstant step.
6380 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6381 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6382 (create_new_iv): Unshare the step before passing it to create_iv.
6383 (free_loop_data): Free cand->depends_on.
6384 (build_addr_strip_iref): New function.
6385 (find_interesting_uses_address): Use build_addr_strip_iref.
6386 (strip_offset_1): Split the recursive part from strip_offset.
6387 Strip constant offset component_refs and array_refs.
6388 (strip_offset): Split the recursive part to strip_offset_1.
6389 (add_address_candidates): Removed.
6390 (add_derived_ivs_candidates): Do not use add_address_candidates.
6391 (add_iv_value_candidates): Add candidates with stripped constant
6392 offset. Consider all candidates with initial value 0 important.
6393 (struct affine_tree_combination): New.
6394 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6395 aff_combination_add_elt, aff_combination_add,
6396 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6397 fold_affine_sum): New functions.
6398 (get_computation_at): Use fold_affine_sum.
6399 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6400 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6403 2005-04-30 Michael Matz <matz@suse.de>
6405 * config/i386/i386.md (movmemsi): Also active when
6406 TARGET_INLINE_ALL_STRINGOPS.
6408 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6411 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6413 2005-04-30 Paul Brook <paul@codesourcery.com>
6415 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6417 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6418 * config/arm/ieee754-sf.S: Ditto.
6419 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6420 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6422 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6424 * tree-ssanames.c: Fix a comment typo.
6425 * doc/options.texi: Fix a typo.
6427 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6429 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6430 gcc_unreachable as appropriate.
6431 (split_adds_subs, cond_string, print_operand,
6432 h8300_initial_elimination_offset, h8300_classify_operand,
6433 h8300_unary_length, h8300_short_immediate_length,
6434 h8300_bitfield_length, h8300_binary_length,
6435 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6436 compute_plussi_length, compute_plussi_cc, output_logical_op,
6437 compute_logical_op_length, compute_logical_op_cc,
6438 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6439 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6440 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6441 h8300_regs_ok_for_stm): Likewise.
6442 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6443 monitor_prologue): Likewise.
6445 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6447 * loop-invariant.c (invariants, create_new_invariant,
6448 get_inv_cost, best_gain_for_invariant,
6449 find_invariants_to_move, move_invariants,
6450 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6453 2005-04-29 Richard Henderson <rth@redhat.com>
6455 * function.c (instantiate_decls): Remove valid_only argument.
6456 (instantiate_decls_1, instantiate_decl): Likewise.
6457 (instantiate_virtual_regs_1): Delete.
6458 (instantiate_virtual_regs_lossage): Delete.
6459 (instantiate_virtual_regs_in_rtx): New.
6460 (safe_insn_predicate): New.
6461 (instantiate_virtual_regs_in_insn): New.
6462 (instantiate_virtual_regs): Update to match all that. Only run
6463 instantiate_decls once.
6465 2005-04-29 Richard Henderson <rth@redhat.com>
6466 Daniel Jacobowitz <dan@codesourcery.com>
6468 * gengtype.c (write_func_for_structure): Split out ...
6469 (output_type_enum): ... new function. Fix thinko accessing
6470 TYPE_PARAM_STRUCT data.
6472 2005-04-29 Tom Tromey <tromey@redhat.com>
6474 * tree.c (build_block): Removed unused 'tags' argument.
6475 * tree.h (build_block): Removed argument.
6477 2005-04-29 Michael Matz <matz@suse.de>
6479 PR rtl-optimization/21144
6480 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6482 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6484 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6485 flag_reorder_blocks.
6487 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6489 PR tree-optimization/21030
6490 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6491 ranges where VR->MAX is smaller than VR->MIN.
6493 2005-04-29 Devang Patel <dpatel@apple.com>
6495 PR tree-optimization/21272
6496 PR tree-optimization/21266
6497 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6499 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6501 * tree-flow-inline.h: Fix a comment typo.
6502 * doc/tree-ssa.texi: Fix a typo.
6504 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6506 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6508 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6509 gcc_unreachable as appropriate.
6510 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6511 fr30_print_operand, fr30_move_double): Likewise.
6512 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6514 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6516 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6517 definition has already been provided.
6518 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6519 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6520 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6522 2005-04-29 Jim Tison <jtison@us.ibm.com>
6524 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6525 trace hooks calls to improve performance.
6527 2005-04-29 Julian Brown <julian@codesourcery.com>
6528 Mark Mitchell <mark@codesourcery.com>
6529 Paul Brook <paul@codesourcery.com>
6531 * crtstuff.c: Handle targets that use .init_array.
6532 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6533 that INVOKE__main is set correctly.
6534 (expand_main_function): Test INVOKE__main.
6535 * libgcc2.c: Do not define __main when using .init_array.
6536 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6537 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6539 (DTORS_SECTION_ASM_OP): Likewise.
6540 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6541 (CTOR_LIST_END): Likewise.
6542 (DTOR_LIST_BEGIN): Likewise.
6543 (DTOR_LIST_END): Likewise.
6544 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6545 (FINI_SECTION_ASM_OP): Likewise.
6546 (INIT_ARRAY_SECTION_ASM_OP): Define.
6547 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6548 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6549 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6550 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6551 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6553 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6555 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6556 gcc_assert and gcc_unreachable as appropriate.
6557 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6558 const_int_cost, output_move_const_into_data_reg,
6559 output_move_qimode, output_move_double, find_addr_reg,
6560 print_operand, print_operand_address): Likewise.
6561 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6562 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6563 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6564 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6565 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6566 conditional_trap): Likewise.
6567 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6569 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6571 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6572 gcc_unreachable as appropriate.
6573 (gen_conditional_move, xtensa_split_operand_pair,
6574 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6575 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6576 xtensa_copy_incoming_a7, xtensa_output_literal,
6577 xtensa_output_literal, xtensa_output_literal): Likewise.
6578 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6579 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6580 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6581 movsicc_internal1, movsfcc_internal0,
6582 movsfcc_internal1): Likewise.
6584 2005-04-28 James E Wilson <wilson@specifixinc.com>
6586 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6587 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6589 2005-04-28 DJ Delorie <dj@redhat.com>
6591 * opt-functions.awk (var_set): Emit proper initializer for
6592 non-target bitfields.
6594 2005-04-28 Devang Patel <dpatel@apple.com>
6596 * dbxout.c (have_used_extensions): Remove.
6597 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6598 have_used_extensions.
6600 2005-04-28 James E Wilson <wilson@specifixinc.com>
6602 * doc/install.texi: Update -enable-languages info. Correct path to
6605 2005-04-28 DJ Delorie <dj@redhat.com>
6607 * optc-gen.awk (END): Make sure no variable is defined more
6609 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6610 Allow for bitfield variables other than target_flags.
6611 * doc/options.text (Mask): Document that you may specify a
6612 variable other than target_flags.
6614 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6616 PR rtl-optimization/18877
6617 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6618 number in val.start.
6620 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6623 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6625 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6626 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6627 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6629 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6631 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6632 creating pseudos when the base offset is too large.
6634 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6636 * global.c (earlyclobber_regclass): Change the type to
6638 (check_earlyclobber): Update uses of earlyclobber_regclass.
6639 (mark_reg_use_for_earlyclobber): Likewise.
6640 (calculate_local_reg_bb_info): Allocate and free
6641 earlyclobber_regclass using the VEC API.
6643 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6645 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6648 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6650 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6653 * config.gcc: Obsolete c4x-* and tic4x-*.
6655 * tree.h (edge_def): Remove.
6657 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6658 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6659 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6660 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6663 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6664 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6665 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6666 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6667 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6668 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6669 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6670 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6671 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6672 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6673 config/i386/cygming.h, config/i386/djgpp.h,
6674 config/i386/lynx.h, config/i386/netware.c,
6675 config/i386/winnt.c, config/ia64/ia64-c.c,
6676 config/iq2000/iq2000.c, config/m32r/little.h,
6677 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6678 config/m68k/m68k.md, config/mcore/mcore.c,
6679 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6680 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6681 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6682 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6683 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6684 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6685 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6686 config/s390/2064.md, config/s390/2084.md,
6687 config/s390/s390-modes.def, config/s390/s390-protos.h,
6688 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6689 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6690 config/vax/vax.c, config/vax/vax.h,
6691 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6694 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6696 * c-typeck.c (build_compound_expr): Correct logic in last change.
6698 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6700 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6701 parameters. Replace conditional move code with assert checking for
6702 ar.lc. Delete obsolete comments.
6703 (set_src_needs_barrier): Delete cond parameter, and code using it.
6704 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6705 assert checking for PR_REGS. Fix calls to update_set_flags and
6706 set_src_needs_barrier.
6707 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6708 callers. Rewrite explanatory comment before the function.
6709 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6712 2005-04-27 Mike Stump <mrs@apple.com>
6714 * doc/cpp.texi: gcc now implements universal character names.
6716 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6719 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6720 being a compound expression whose right-hand side is cast to void.
6722 2005-04-27 Caroline Tice <ctice@apple.com>
6724 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6725 Remove targetm.have_named_sections test.
6726 (fix_edges_for_rarely_executed_code): Likewise.
6727 (insert_section_boundary_note): Likewise.
6728 (reorder_basic_blocks): Check partitioning flag before calling
6729 verify_hot_cold_block_grouping.
6730 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6731 the function struct rather than global variables.
6732 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6733 (COLD_END_LABEL): Likewise
6734 (cold_text_section_label): New static global variable.
6735 (cold_end_label): Likewise.
6736 (dwarf2out_switch_text_section): Get hot/cold section labels from
6737 the function struct rather than global variables; test to make sure
6739 (output_aranges): Use cold_text_section_label and cold_end_label;
6740 check partitioning flag before putting out delta.
6741 (output_ranges): Remove incorrect code attempting to use
6743 (output_line_info): Get cold section label from function struct; test
6744 to make sure cfun is defined.
6745 (add_location_or_const_value_attribute): Likewise.
6746 (dwarf2out_var_location): Likewise.
6747 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6748 write out cold_text_section_label if partition flag is set.
6749 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6750 * function.h (struct function): Add new fields to point to hot/cold
6751 section labels: hot_section_label, cold_section_label,
6752 hot_section_end_label and cold_section_end_label; also add new field
6753 for cold text section name, unlikely_text_section_name.
6754 * opts.c (decode_options): Turn off partitioning flag if
6755 !targetm.have_named_sections.
6756 * output.h (hot_section_label): Remove.
6757 (hot_section_end_label): Remove.
6758 (cold_section_end_label): Remove.
6759 (unlikely_section_label): Remove.
6760 (unlikely_text_section_name): Remove.
6761 * passes.c (rest_of_handle_final): Remove extra blank line.
6762 * varasm.c (unlikely_section_label): Remove.
6763 (hot_section_label): Remove.
6764 (hot_section_end_label): Remove.
6765 (cold_section_end_label): Remove.
6766 (unlikely_text_section_name): Remove.
6767 (initialize_cold_section_name): Modify to call
6768 targetm.strip_name_encoding; to store cold section name in current
6769 function struct, if it exists; and to only use the decl_section_name
6770 if flag_named_sections is true.
6771 (unlikely_text_section): Modify to get section name out of current
6772 function struct, if there is one; otherwise build it from
6773 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6774 (in_unlikely_text_section): Likewise.
6775 (named_section): Modify to get/put cold section name in current function
6776 struct, if there is one.
6777 (function_section): Change 'bool unlikely' to 'int reloc'; check
6778 targetm.have_named_sections before calling named_section.
6779 (current_function_section): Likewise.
6780 (assemble_start_function): Modify to get/put unlikely_text_section_name
6781 in current function struct; modify to get hot/cold section labels
6782 from function struct; initialize labels using
6783 ASM_GENERATE_INTERNAL_LABEL;
6784 test partitioning flag before writing out hot section label.
6785 (assemble_end_function): Test partitioning flag before writing out
6786 hot/cold section labels.
6787 (default_section_type_flags_1): Get cold text section name from
6788 function struct if there is one; Set flags correctly for
6789 cold text section if there is not a current function struct.
6791 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6793 * tree-ssa-propagate.c (set_rhs): Revert last change.
6795 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6797 * explow.c (convert_memory_address): Add gcc_assert.
6799 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6801 * configure.ac: Check for ld --sysroot support.
6802 * gcc.c: Document %R specifier for specs.
6803 (SYSROOT_SPEC): New macro.
6804 (sysroot_spec): New variable.
6805 (static_specs): Add sysroot_spec.
6806 (main): Pass the sysroot spec to the linker if appropriate.
6807 * configure: Regenerated.
6808 * config.in: Likewise.
6810 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6812 * fold-const.c (fold_binary): Use build_fold_addr_expr
6813 for address calculation and INDIRECT_REF handling.
6815 2005-04-27 Andrew Haley <aph@redhat.com>
6817 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6819 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6821 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6822 pointer when thumb backtracing is on.
6824 * config/fp-bit.c (abort): Revert change.
6826 2005-04-27 Ian Lance Taylor <ian@airs.com>
6828 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6830 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6832 * tree-ssa-dce.c: Fix a comment typo.
6834 2005-04-27 David S. Miller <davem@davemloft.net>
6836 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6837 Kill setjmpless_size. current_function_calls_setjmp is completely
6838 computed when we are called, so just use the optimized size value
6839 instead of using REG_SAVE_AREA notes.
6840 (optimize_save_area_alloca): Delete....
6841 * rtl.h (optimize_save_area_alloca): Likewise...
6842 * passes.c (rest_of_compilation): and don't call it any more.
6843 * reg-notes.def (SAVE_AREA): Delete.
6845 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6847 * config/fp-bit.c (abort): Add noreturn attribute.
6849 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6850 gcc_unreachable as appropriate.
6851 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6852 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6853 ASM_OUTPUT_REG_POP): Likewise.
6855 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6857 * tree-complex.c (expand_vector_operations_1): Do not build
6858 VIEW_CONVERT_EXPR's for the lhs.
6860 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6862 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6863 unnecessary noncanonical RTL handling.
6864 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6865 gcc_assert and gcc_unreachable.
6867 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6868 gcc_unreachable as appropriate.
6869 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6870 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6871 use_return_insn, const_ok_for_op, arm_gen_constant,
6872 arm_canonicalize_comparison, legitimize_pic_address,
6873 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6874 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6875 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6876 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6877 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6878 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6879 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6880 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6881 output_call, output_mov_long_double_fpa_from_arm,
6882 output_mov_long_double_arm_from_fpa,
6883 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6884 output_move_double, arithmetic_instr, shift_op, int_log2,
6885 output_return_instruction, arm_output_function_prologue,
6886 arm_output_epilogue, arm_output_function_epilogue,
6887 emit_multi_reg_push, arm_get_frame_offsets,
6888 arm_compute_initial_elimination_offset, arm_expand_prologue,
6889 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6890 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6891 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6892 thumb_compute_initial_elimination_offset,
6893 thumb_output_function_prologue, thumb_load_double_from_address,
6894 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6895 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6896 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6897 * config/arm/arm.md (thumb_extendhisi2,
6898 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6899 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6900 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6901 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6902 * config/arm/cirrus.md (*cirrus_arm_movdi,
6903 *cirrus_movdf_hard_insn): Likewise.
6904 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6906 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6908 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6909 (num_ssa_names): Use VEC_length.
6910 (ssa_names): Use VEC_index.
6911 * tree-ssanames.c (ssa_names): Change the type to
6913 (init_ssanames, fini_ssa_names, make_ssanames,
6914 release_ssa_name): Update uses of ssa_names.
6916 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6917 Use fold_buildN instead of fold (buildN (...)).
6919 2005-04-27 Devang Patel <dpatel@apple.com>
6921 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6923 2005-04-27 Matt Thomas <matt@3am-software.com>
6924 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6926 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6927 (vax_output_mi_thunk): Ditto.
6928 (vax_notice_cc_update): Ditto.
6929 (INDEX_REGISTER_P): Add trailing \.
6930 (BASE_REGISTER_P): Add trailing \.
6931 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6933 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6935 * tree-ssa-propagate.c (set_rhs): Check operand of
6936 ADDR_EXPR for gimpliness, too.
6938 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6940 * tree-ssa-pre.c: Fix a comment typo.
6942 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6944 PR tree-optimization/21171
6945 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6946 record address uses if the reference is volatile.
6948 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6950 * tree-complex.c (expand_vector_operation): New, extracted from
6951 expand_vector_operations_1.
6952 (tree_vec_extract): Build a NOP_EXPR.
6953 (expand_vec_parallel): Do not care about returning the correct type.
6954 (expand_vector_operations_1): Call expand_vector_operation.
6955 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6957 * tree-complex.c (gate_expand_vector_operations): New.
6958 (pass_lower_vector_ssa): Use it.
6959 * tree-optimize.c (init_tree_optimization_passes): Include
6960 pass_lower_vector_ssa.
6961 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6962 (vectorizable_operation): Use it.
6963 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6964 integer modes for the vector type.
6966 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6967 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6968 Do not cope with UNITS_PER_SIMD_WORD == 0.
6969 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6970 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6971 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6972 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6973 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6974 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6975 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6977 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6978 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6979 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6981 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6982 (UNITS_PER_SIMD_WORD): New.
6984 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6986 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6987 gcc_unreachable as appropriate.
6988 (ia64_expand_load_address, ia64_expand_tls_address,
6989 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6990 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6991 next_scratch_gr_reg, ia64_initial_elimination_offset,
6992 ia64_expand_prologue, ia64_expand_epilogue,
6993 ia64_output_dwarf_dtprel, ia64_print_operand,
6994 ia64_register_move_cost, first_instruction, rws_access_regno,
6995 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6996 ia64_sched_init, ia64_variable_issue,
6997 ia64_first_cycle_multipass_dfs_lookahead_guard,
6998 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6999 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7000 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7001 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7002 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7003 * config/ia64/predicates.md (got_symbolic_operand,
7004 sdata_symbolic_operand): Likewise.
7005 * config/ia64/vect.md (vcondv2sf): Likewise.
7007 2005-04-27 Matt Thomas <matt@3am-software.com>
7009 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7010 CONSTANT_ADDRESS_P in config/vax/vax.h
7011 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7012 (INDEX_REGISTER_P): New.
7013 (BASE_REGISTER_P): New.
7014 (indirectable_constant_address_p): New. Adapted from
7015 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7016 (indirectable_address_p): New. Adapted from
7017 INDIRECTABLE_ADDRESS_P in vax.h.
7018 (nonindexed_address_p): New. Adapted from
7019 GO_IF_NONINDEXED_ADDRESS in vax.h.
7020 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7021 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7022 (legitimate_address_p): New. Adapted from
7023 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7024 (vax_mode_dependent_address_p): New. Adapted from
7025 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7026 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7027 legitimate_constant_address_p.
7028 (CONSTANT_P): Use legitimate_constant_p.
7029 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7030 (INDIRECTABLE_ADDRESS_P): Removed.
7031 (GO_IF_NONINDEXED_ADDRESS): Removed.
7032 (INDEX_TEMP_P): Removed.
7033 (GO_IF_REG_PLUS_INDEX): Removed.
7034 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7035 definitions, depending on whether REG_OK_STRICT is defined.
7036 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7037 Two definitions, depending on whether REG_OK_STRICT is defined.
7038 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7040 (legitimate_constant_p): Prototype added.
7041 (legitimate_address_p): Prototype added.
7042 (vax_mode_dependent_address_p): Prototype added.
7044 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7046 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7048 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7051 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7054 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7057 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7058 assertion failures, if __gcc_host_wide_int__ is not properly
7060 (init_dynamic_diag_info): Give errors, not assertion failures, if
7061 location_t, tree or __gcc_host_wide_int__ are not properly
7064 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7066 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7067 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7068 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7069 prepare_decl_rtl, free_loop_data,
7070 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7073 * tree.h (tree_phi_node): Add a comment about the order of PHI
7076 2005-04-26 Paul Brook <paul@codesourcery.com>
7078 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7080 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7082 * config/mips.mips.c (mips_legitimize_tls_address): Use
7085 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7086 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7087 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7089 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7092 2005-04-26 Jeff Law <law@redhat.com>
7094 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7095 (op_iter_init_must_and_may_def): Likewise.
7096 (unmodifiable_var_p): Move to a later point in the file.
7097 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7098 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7099 (dse_record_phis): Directly check for virtual operands rather than
7100 using need_imm_uses_for.
7101 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7102 store has multiple V_{MAY,MUST}_DEF operands.
7104 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7106 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7109 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7111 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7112 call to find_edge outside a loop to go through a PHI chain.
7114 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7116 PR tree-optimization/17598
7117 * fold-const.c (fold_binary): Fold comparisons of addresses
7118 of COMPONENT_REFs which reference the same field to
7119 comparisons of the addresses of the base objects.
7121 2005-04-26 Julian Brown <julian@codesourcery.com>
7123 * config/arm/arm.c (arm_return_in_msb): New function.
7124 (arm_must_pass_in_stack): New function.
7125 (TARGET_RETURN_IN_MSB): Define target hook.
7126 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7127 (arm_function_value): Pad small aggregate return.
7128 (arm_pad_arg_upward): New function.
7129 (arm_pad_reg_upward): New function.
7130 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7131 (FUNCTION_ARG_PADDING): Define macro.
7132 (BLOCK_REG_PADDING): Define macro.
7133 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7134 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7135 (arm_pad_reg_upward): Declare function.
7137 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7139 * basic-block.h (ei_cond): New.
7140 (FOR_EACH_EDGE): Call ei_cond.
7142 PR tree-optimization/21047
7143 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7144 (fold): Don't handle ASSERT_EXPR.
7146 2005-04-25 Roger Sayle <roger@eyesopen.com>
7148 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7149 all writes to any stack register as a read/write dependency on
7151 (sched_analyze_2): Likewise, for reads from any stack register.
7153 2005-04-25 Richard Henderson <rth@redhat.com>
7155 * final.c (output_addr_const): Revert 2005-04-09 change.
7157 2005-04-25 Mike Stump <mrs@apple.com>
7159 * config/darwin.c (darwin_encode_section_info): Always set
7160 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7162 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7164 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7165 gensupport.c, protoize.c, toplev.c: Replace calls to
7166 `unlock_stream' with `unlock_std_streams'.
7168 2005-04-25 Devang Patel <dpatel@apple.com>
7170 * dbxout.c (dbxout_type): Emit attribute vector.
7172 2005-04-05 Paul Brook <paul@codesourcery.com>
7174 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7175 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7176 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7177 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7178 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7179 (register_dtor_fn): Likewise.
7180 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7182 2005-04-25 Ian Lance Taylor <ian@airs.com>
7184 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7185 * c-common.h (EXPR_STMT_EXPR): Don't define.
7186 (c_common_stmt_codes): Don't define.
7187 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7188 * c-gimplify.c (gimplify_expr_stmt): Remove.
7189 (c_gimplify_expr): Remove EXPR_STMT case.
7190 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7191 to INIT_STATEMENT_CODES.
7192 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7194 2005-04-25 Jan Hubicka <jh@suse.cz>
7196 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7198 * except.c: Include diagnostic.h
7199 (dump_eh_tree, verify_eh_tree): New functions.
7200 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7201 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7202 (dump_function_to_file): dump eh tree.
7203 * tree-eh.c (mark_eh_edge): New function.
7204 (mark_eh_edge_found_error): New static variable.
7205 (verify_eh_edges): New function.
7207 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7209 * tree-ssa-alias.c (fieldoff_t): Remove.
7210 (fieldoff_s): typedef the structure itself. Create a vector of
7212 (push_fields_onto_fieldstack): Return count of fields pushed.
7213 Remove peeling of first field. Adjust.
7214 (fieldoff_compare): Adjust.
7215 (create_overlap_variables_for): Adjust.
7217 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7219 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7221 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7224 * doc/install.texi: Document correct assembler and linker to use
7225 on i?86-*-solaris2.10.
7227 2005-04-25 Steven Bosscher <stevenb@suse.de>
7229 Fix PR tree-optimization/21173
7231 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7232 Unshare expression we pass to force_gimple_operand.
7234 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7235 Stephen Clarke <stevec@superh.com>
7236 Roger Sayle <roger@eyesopen.com>
7238 PR rtl-optimization/20413
7239 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7240 VOIDmode for LABEL_REF.
7241 * final.c (shorten_branches): Likewise.
7242 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7243 * loop.c (reg_dead_after_loop): Likewise.
7244 * varasm.c (decode_addr_const): Likewise.
7245 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7247 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7249 * config.gcc (avr-*-*): Remove redundant "case".
7251 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7253 * tree-vect-analyze.c (vect_mark_relevant): Take
7254 VEC(tree,heap) instead of varray_type as an argument.
7255 (vect_mark_stmts_to_be_vectorized): Change the type of
7256 worklist to VEC(tree,heap). Adjust uses of worklist.
7258 2005-04-24 Devang Patel <dpatel@apple.com>
7260 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7262 2005-04-24 Ian Lance Taylor <ian@airs.com>
7264 * c-semantics.c (build_stmt): Remove test of specific tree codes
7265 for TREE_SIDE_EFFECTS handling.
7267 2005-04-24 Per Bothner <per@bothner.com>
7269 * c-opts.c (finish_options): Make the line-number of the <built-in>
7270 location 0, as assumed elsewhere, rather than 1.
7272 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7274 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7276 (tree_ssa_uncprop, uncprop_finalize_block,
7277 uncprop_initialize_block): Update uses of equiv_stack.
7279 2005-04-24 Richard Henderson <rth@redhat.com>
7282 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7283 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7285 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7286 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7287 <DIV, MOD>: Likewise.
7289 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * collect2.c (main): Unlock the stdio streams.
7292 * gcc.c (main): Likewise.
7293 * gcov-dump.c (main): Likewise.
7294 * gcov.c (main): Likewise.
7295 * gen-protos.c (main): Likewise.
7296 * gensupport.c (init_md_reader_args_cb): Likewise.
7297 * protoize.c (main): Likewise.
7298 * toplev.c (general_init): Likewise.
7300 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7303 * cgraph.h (cgraph_local_info): Add vtable_method field.
7304 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7305 and node is vtable_method, finalized and not reachable, don't do
7308 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7310 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7312 * tree-ssa-pre.c (create_value_expr_from): Use
7313 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7314 * tree-ssa-propagate.c (stmt_makes_single_load,
7315 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7316 * tree-vect-transform.c (vect_is_simple_cond): Use
7318 * tree-vrp.c (extract_range_from_assert,
7319 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7322 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7323 of tpa_to_clear to VEC(int,heap). Update uses of
7324 tpa_to_clear. Free tpa_to_clear at the end.
7326 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7328 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7331 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7333 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7334 and gcc_unreachable as appropriate.
7335 (num_insns_constant, output_vec_const_move,
7336 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7337 rs6000_emit_set_const, rs6000_emit_move,
7338 spe_build_register_parallel, function_arg,
7339 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7340 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7341 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7342 rs6000_common_init_builtins, expand_block_clear,
7343 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7344 extract_ME, rs6000_get_some_local_dynamic_name,
7345 rs6000_output_function_entry, print_operand,
7346 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7347 output_cbranch, output_e500_flip_gt_bit,
7348 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7349 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7350 compute_save_world_info, rs6000_stack_info,
7351 rs6000_emit_load_toc_table, rs6000_frame_related,
7352 spe_synthesize_frame_save, rs6000_emit_epilogue,
7353 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7354 output_function_profiler, rs6000_trampoline_size,
7355 rs6000_initialize_trampoline, find_addr_reg,
7356 rs6000_machopic_legitimize_pic_address,
7357 rs6000_initial_elimination_offset,
7358 rs6000_dbx_register_number): Likewise.
7359 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7360 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7361 *movti_power, *movti_string, call, call_value, sibcall,
7362 sibcall_value): Likewise.
7363 * config/rs6000/spe.md (*movdf_e500_double,
7364 *movv2si_internal): Likewise.
7365 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7368 2005-04-24 Richard Henderson <rth@redhat.com>
7371 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7372 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7373 Deny modes smaller than 4 bytes.
7374 * config/i386/i386-protos.h: Update.
7376 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7378 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7379 Switch h8300-*-rtems* to ELF.
7381 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7383 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7385 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7387 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7389 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7392 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7394 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7396 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7397 definitions of ssa names in condition. Split recusive part to ...
7398 (tree_simplify_using_condition_1): New function.
7399 (expand_simple_operations): New function.
7401 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7403 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7404 (find_interesting_uses_cond): Do not use integer_zerop and
7405 integer_nonzerop to check for integer constants.
7406 (set_use_iv_cost): Record the value field.
7407 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7408 determine_use_iv_cost_outer): Set the value field of the cost pair.
7409 (may_eliminate_iv): Do not return the comparison code.
7410 (iv_elimination_compare): New function.
7411 (determine_use_iv_cost_condition): Set the value field. Record
7412 noneliminable invariants correctly.
7413 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7415 2005-04-23 DJ Delorie <dj@redhat.com>
7417 * diagnostic.c (warning): Accept parameter to classify warning option.
7418 (warning0): New, for when a pointer to an error() like function is needed.
7419 * errors.c (warning): Likewise.
7420 * errors.h (warning, warning0): Adjust prototypes.
7421 * toplev.h (warning, warning0): Likewise.
7423 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7424 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7425 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7426 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7427 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7428 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7429 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7430 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7432 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7433 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7434 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7435 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7436 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7437 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7438 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7439 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7440 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7441 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7442 config/rs6000/aix52.h, config/rs6000/darwin.h,
7443 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7444 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7445 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7446 config/stormy16/stormy16.c, config/v850/v850-c.c,
7447 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7450 2005-04-23 Richard Henderson <rth@redhat.com>
7453 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7454 performing some integral scalar simplifications.
7456 2005-04-23 Richard Henderson <rth@redhat.com>
7459 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7460 simplifying CONST_VECTOR.
7462 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7464 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7465 heap as an argument. Update uses of stack.
7466 (calculate_live_on_entry): Allocate stack on heap.
7468 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7469 partition_link and tpa_nodes on heap.
7471 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7472 (mark_stmt_necessary, propagate_necessity,
7473 mark_really_necessary_kill_operand_phis): Update uses of
7475 (tree_dce_init): Allocate worklist using VEC_alloc.
7476 (tree_dce_done): Free worklist using VEC_free.
7478 2005-04-23 Mike Stump <mrs@apple.com>
7480 * config/darwin.c (machopic_indirection_name): Don't use
7482 (darwin_emit_unwind_label): Use user_label_prefix instead of
7485 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7487 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7489 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7491 * config.gcc <cris-*>: Specify .opt files.
7492 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7493 config/cris/linux.opt: New files.
7494 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7495 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7496 (TARGET_ELF): Override to 0.
7497 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7498 -melinux-stacksize=N.
7499 * config/cris/cris.c: (cris_handle_option): New function.
7500 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7501 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7502 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7503 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7504 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7505 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7506 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7507 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7508 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7509 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7510 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7511 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7512 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7513 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7514 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7515 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7516 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7517 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7518 (TARGET_LINUX): Define 0.
7519 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7520 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7521 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7522 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7523 (TARGET_LINUX): Override to 1.
7524 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7526 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7528 * haifa-sched.c (schedule_block): Fix thinko in previous
7529 assertification patch.
7531 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7533 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7534 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7535 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7536 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7537 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7538 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7539 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7541 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7542 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7543 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7544 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7545 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7546 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7547 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7548 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7549 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7550 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7551 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7552 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7553 (SUBTARGET_OPTIONS): Delete.
7554 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7555 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7556 instead of a string.
7557 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7558 (pa_cpu_string, pa_unix_string): Delete.
7559 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7560 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7562 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7563 (pa_handle_option): New function.
7564 (override_options): Remove handling of -march=, -mfixed-range=,
7565 -mschedule= and -munix=.
7566 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7567 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7568 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7569 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7570 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7571 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7572 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7574 * config/pa/pa.opt: New file.
7575 * config/pa/pa-hpux.opt: New file.
7576 * config/pa/pa-hpux1010.opt: New file.
7577 * config/pa/pa-hpux1111.opt: New file.
7578 * config/pa/pa64-hpux.opt: New file.
7580 2005-04-22 David S. Miller <davem@davemloft.net>
7582 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7583 integer when it's mode is VOIDmode not DImode.
7585 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7587 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7588 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7589 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7590 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7591 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7592 "bne- $-xxx" rather than local labels.
7593 (sync_lock_release<mode>): Add second operand.
7594 (lwsync): Use .long rather than a more meaningful opcode.
7595 * doc/md.texi (Standard Names): Add description of second
7596 parameter to sync_lock_test_and_set.
7598 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7600 PR tree-optimization/21088
7601 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7603 * tree-vrp.c (compare_values): Use fold_binary to compare
7604 pointers. Use boolean_type_node as the type of a comparison
7605 expression being folded.
7606 * tree.h: Add prototypes for fold_unary, fold_binary,
7609 * tree-ssa-dom.c: Fix formatting.
7611 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7613 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7614 * lambda-code.c (perfect_nestify): Mark virtual operands in
7615 the moved statement for renaming.
7616 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7617 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7618 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7619 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7620 * tree-flow.h (struct var_ann_d): Update comments.
7621 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7622 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7623 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7624 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7625 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7626 debug_names_replaced_by): Remove declarations.
7627 (delete_update_ssa, get_current_def, set_current_def): Declare.
7628 (rewrite_into_loop_closed_ssa): Add new argument. Update
7630 * tree-into-ssa.c: Include params.h.
7631 (old_virtual_ssa_names): Remove. Update all users.
7632 (need_to_replace_names_p): Remove. Update all users.
7633 (struct update_ssa_stats_d): Declare.
7634 (update_ssa_stats): New local.
7635 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7636 dump_tree_ssa_stats, debug_tree_ssa_stats,
7637 dump_update_ssa, debug_update_ssa,
7638 dump_names_replaced_by, debug_names_replaced_by): Declare.
7639 (get_current_def, set current_def): Make extern.
7640 (is_old_name, is_new_name): Protect against references
7641 past the end of the sets.
7642 (add_new_name_mapping): Assert that OLD and NEW are
7643 different SSA names for the same symbol.
7644 When adding a virtual mapping, update stats for virtual
7646 (insert_phi_nodes_for): If UPDATE_P is true, create the
7647 LHS of the new PHI by duplicating SSA name VAR.
7648 (insert_phi_nodes_1): Remove. Update all users.
7649 (insert_phi_nodes): Remove second argument. Update all
7651 (maybe_replace_use, maybe_replace_def): New.
7652 (rewrite_update_stmt): Call them.
7653 (mark_def_interesting): Remove calls to is_gimple_reg.
7654 (prepare_phi_args_for_update): Remove. Update all users.
7655 (prepare_block_for_update): Only process virtual operands
7656 and GIMPLE registers in normal form.
7657 (prepare_use_sites_for): New.
7658 (prepare_names_to_update): Rename from prepare_def_sites.
7659 Call prepare_use_sites_for.
7660 (dump_update_ssa): Rename from dump_repl_tbl.
7662 Show statistics for virtual mapping heuristic.
7663 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7664 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7665 (delete_update_ssa): Make extern.
7666 (mark_set_for_renaming): If the set is empty, do nothing.
7667 (release_ssa_name_after_update_ssa): Update comment.
7668 (insert_updated_phi_nodes_for): Do not remove existing
7669 PHI nodes for symbols.
7670 (switch_virtuals_to_full_rewrite_p): New.
7671 (switch_virtuals_to_full_rewrite): New.
7672 (update_ssa): Call them.
7673 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7674 for every statement before updating.
7675 If all the names in NEW_SSA_NAMES have been marked for
7676 removal, do nothing.
7677 Only start at the top of the CFG if there are symbols in
7679 (ssa_rewrite_finalize_block): Remove.
7680 (ssa_register_new_def): Remove.
7681 (ssa_rewrite_stmt): Remove.
7682 (ssa_rewrite_phi_arguments): Remove.
7683 (ssa_rewrite_initialize_block): Remove.
7684 (ssa_mark_def_sites): Remove.
7685 (ssa_mark_def_sites_initialize_block): Remove.
7686 (ssa_mark_phi_uses): Remove.
7687 (rewrite_ssa_into_ssa): Remove.
7688 * tree-phinodes.c (find_phi_node_for): Remove.
7689 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7691 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7692 Remove calls to verify_dominators and
7693 verify_loop_structure.
7694 (tree_unswitch_single_loop): Call update_ssa.
7695 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7698 (delete_tree_ssa): Assert that need_ssa_update_p returns
7700 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7701 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7702 free_new_names): Remove. Update all users.
7703 (rename_use_op): Call get_current_def.
7704 (rename_variables_in_bb): Do not handle any real or
7706 (slpeel_update_phis_for_duplicate_loop): Call
7707 get_current_def and set_current_def instead of using
7709 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7710 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7711 ssa_names_to_replace and delete_update_ssa.
7712 * doc/invoke.texi: Document --param min-virtual-mappings
7713 and --param virtual-mappings-ratio.
7715 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7717 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7718 for newly created PHI nodes.
7719 Call create_new_def_for for every new V_MAY_DEF and
7720 V_MUST_DEF on the copied statement.
7721 (struct ssa_name_map_entry): Remove.
7722 (ssa_name_map_entry_hash): Remove.
7723 (ssa_name_map_entry_eq): Remove.
7724 (allocate_ssa_names): Remove.
7725 (rewrite_to_new_ssa_names_def): Remove.
7726 (rewrite_to_new_ssa_names_use): Remove.
7727 (rewrite_to_new_ssa_names_bb): Remove.
7728 (rewrite_to_new_ssa_names): Remove.
7729 (tree_duplicate_sese_region): Remove variables ver,
7730 definitions, phi, ssa_name_map and bi.
7731 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7733 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7734 update_ssa instead of rewrite_ssa_into_ssa.
7735 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7737 (find_uses_to_rename_use): Add argument 'need_phis'.
7738 (find_uses_to_rename_stmt): Do not scan virtual operands.
7739 (find_uses_to_rename): Only scan PHI nodes for
7741 (rewrite_into_loop_closed_ssa): Call update_ssa.
7742 (check_loop_closed_ssa_use): Ignore virtual operands.
7743 (check_loop_closed_ssa_stmt): Likewise.
7744 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7746 (rename_variables, set_phi_def_stmts): Remove.
7747 (tree_duplicate_loop_to_header_edge): Reformat comment.
7748 Remove variables BB, I and DEFINITIONS.
7749 Call need_ssa_update_p.
7751 (lv_adjust_loop_header_phi): Reformat comment.
7752 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7753 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7754 mark_for_rewrite, unmark_all_for_rewrite,
7755 marked_ssa_names): Remove. Update all users.
7756 (release_ssa_name): If VAR has been registered for SSA
7757 updating, do nothing.
7758 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7759 (build_assert_expr_for): Call register_new_name_mapping.
7760 (insert_range_assertions): Update call to update_ssa.
7761 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7762 marked_for_rewrite_p, any_marked_for_rewrite_p,
7763 marked_ssa_names): Remove.
7765 2005-04-22 Jeff Law <law@redhat.com>
7767 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7768 (restore_currdefs_to_original_value): Likewise.
7769 (register_definitions_for_stmt): Likewise.
7770 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7771 for each variable. Do not allocate/free block_defs_stack either.
7772 Do not iterate if we just thread jumps. Only iterate if the
7773 tree_cleanup_cfg does useful work (temporary).
7774 (dom_opt_initialize_block): No longer push a marker on
7776 (dom_opt_finalize_block): Removal call to restore currdefs.
7777 Relax restrictions for recording edge equivalences.
7778 (record_equivalences_from_phis): No longer need to track
7780 (optimize_stmt): Similarly.
7781 (thread_across_edge): Simplify by removing the requirement that
7782 statements in the block we are threading through must be nops.
7783 (initialize_hash_element): Handle GOTO_EXPR.
7785 2005-04-22 David S. Miller <davem@davemloft.net>
7787 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7789 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7790 fix check on CONST_DOUBLE mode. It should be VOIDmode
7791 when it is representing an integer.
7793 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7795 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7796 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7797 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7798 find_char_info_specifier_index,
7799 find_length_info_modifier_index): Likewise.
7800 * c-typeck.c (composite_type, pop_init_level): Likewise.
7801 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7802 * cse.c (cse_insn): Likewise
7803 * dominance.c (calc_dfs_tree): Likewise
7804 dwarf2out.c (loc_descriptor_from_tree_1,
7805 add_abstract_origin_attribute, force_decl_die,
7806 force_type_die): Likewise
7807 emit-rtl.c (operand_subword_force): Likewise
7808 explow.c (hard_function_value): Likewise
7809 expmed.c (store_bit_field, expand_divmod,
7810 emit_store_flag_force): Likewise
7811 expr.c (emit_move_multi_word, store_expr,
7812 expand_expr_real_1): Likewise
7813 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7814 output_operand): Likewise
7815 flow.c (recompute_reg_usage): Likewise
7816 * function.c (assign_stack_temp_for_type, assign_temp,
7817 handle_epilogue_set): Likewise
7818 * genextract.c (main): Likewise
7819 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7820 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7821 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7822 ready_remove, rm_line_notes, rm_other_notes,
7823 schedule_block): Likewise
7824 mips-tfile.c (copy_object, out_of_bounds): Likewise
7826 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7829 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7830 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7831 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7832 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7834 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7836 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7838 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7839 (gcc_tree_to_linear_expression): Convert to heap allocated
7841 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7842 lbv_to_gcc_expression, lle_to_gcc_expression,
7843 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7844 perfect_nestify): Likewise.
7845 lambda.h (gcc_loopnest_to_lambda_loopnest,
7846 lambda_loopnest_to_gcc_loopnest): Likewise.
7847 tree-loop-linear.c (linear_transform_loops): Likewise.
7849 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7851 * config/sparc/predicates.md (arith_double_operand): Use
7852 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7853 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7854 (DImode, DFmode constant splitters): Likewise. Remove code for
7855 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7856 (logical constant splitters): Use const_int_operand predicate.
7857 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7858 HOST_BITS_PER_WIDE_INT < 64.
7860 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7862 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7863 gcc_unreachable as appropriate.
7864 (force_mode, emit_move_sequence, singlemove_string,
7865 output_move_double, output_fp_move_double, find_addr_reg,
7866 output_block_move, output_block_clear, output_and,
7867 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7868 pa_adjust_cost, pa_issue_rate, print_operand,
7869 output_global_address, output_arg_descriptor, output_cbranch,
7870 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7871 output_call): Likewise.
7872 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7873 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7875 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7877 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7878 _gcov_pow2_profiler and _gcov_one_value_profiler.
7879 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7880 (GTFILES): Add $(srcdir)/tree-profile.c.
7881 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7882 __gcov_one_value_profiler): Declare.
7883 * gimplify.c (force_gimple_operand): Check whether the statements
7884 should be produced in ssa form.
7885 (force_gimple_operand_bsi): New function.
7886 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7887 __gcov_one_value_profiler): New functions.
7888 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7889 the profiled value is a power of two or not.
7890 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7891 * tree-flow.h (in_ssa_p): Declare.
7892 (force_gimple_operand_bsi): Declare.
7893 * tree-into-ssa.c (in_ssa_p): New variable.
7894 (rewrite_into_ssa): Set in_ssa_p.
7895 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7896 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7897 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7898 tree_one_value_profiler_fn): New variables.
7899 (tree_init_edge_profiler): Initialize the profiler function decls.
7900 (tree_gen_edge_profiler): Use global gcov_type_node.
7901 (prepare_instrumented_value): New function.
7902 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7903 tree_gen_one_value_profiler): Call the library functions instead of
7904 creating instrumentation code.
7905 * tree.c (build_fn_decl): New function.
7906 * tree.h (build_fn_decl): Declare.
7907 * value-prof.c (rtl_divmod_values_to_profile,
7908 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7909 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7910 Do not handle may_be_other and precise values of exponents at pow2
7912 (tree_mod_subtract_transform): Reflect that value field of
7913 histogram has changed meaning.
7914 (tree_divmod_values_to_profile): Record the values correctly.
7915 (tree_values_to_profile): Update comment.
7916 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7918 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7920 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7923 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7925 * config/i386/i386.md (length_immediate): Use gcc_assert or
7926 gcc_unreachable, as appropriate.
7927 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7928 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7929 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7930 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7931 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7932 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7933 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7934 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7935 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7936 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7937 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7938 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7939 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7940 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7941 *prefetch_sse_rex): Likewise.
7942 * config/i386/predicates.md (x86_64_immediate_operand,
7943 x86_64_zext_immediate_operand, symbolic_operand,
7944 no_seg_address_operand, aligned_operand,
7945 memory_displacement_operand): Likewise.
7946 * config/i386/sse.md (*mov<mode>_internal,
7947 *movv2df_internal): Likewise.
7949 2005-04-22 Jan Hubicka <jh@suse.cz>
7951 * Makefile.in (ipa.o, ipa-inline.o): New files.
7952 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7953 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7954 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7955 * cgraphunit.c (cgraph_default_inline_p,
7956 cgraph_decide_inlining_incrementally, ncalls_inlined,
7957 nfunctions_inlined, initial_insns, overall_insns,
7958 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7959 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7960 cgraph_mark_inline, cgraph_check_inline_limits,
7961 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7962 update_callee_keys, lookup_recursive_calls,
7963 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7964 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7965 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7966 pass_ipa_inline): Move to ipa-inline.c
7967 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7969 * ipa-inline.c: New file.
7971 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7973 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7974 is turned off by default on Solaris.
7976 2005-04-21 Roger Sayle <roger@eyesopen.com>
7978 * c-common.h (objc_build_method_signature): Update prototype.
7979 * stub-objc.c (objc_build_method_signature): Update the stub
7980 implementation to accept and ignore additional parameter.
7981 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7982 the value of ellipsis to objc_build_method_signature instead
7983 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7985 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7987 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7988 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7989 gen_rtx_* not gen_rtx_fmt_*.
7990 (rs6000_emit_vector_select): Likewise.
7991 (rs6000_emit_sync): New.
7992 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7993 (larx, stcx, cmp): New mode substitutions.
7994 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7995 UNSPEC_ISYNC): New constants.
7996 (rlwinm): Give name.
7997 (memory_barrier, isync, lwsync): New insns.
7998 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7999 (sync_lock_release<mode>): New expander.
8000 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8001 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8002 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8003 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8004 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8005 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8006 (sync_add<mode>_internal, sync_addshort_internal,
8007 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8008 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8009 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8011 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8012 is the memory before, not after, the operation. Clarify
8013 barrier requirements.
8015 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8017 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8018 * lambda.h (lambda_vector_min_nz): Likewise.
8019 * langhooks.h (struct lang_hooks_for_types,
8020 struct lang_hooks): Likewise.
8021 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8024 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8026 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8027 comments to avoid 'abort'. Use gcc_assert as necessary.
8028 * opts.c (common_handle_option): Likewise.
8029 * pretty-print.c (pp_base_format_text): Likewise.
8030 * print-rtl.c (print_rtx): Likewise.
8031 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8032 * regmove.c (try_auto_increment): Likewise.
8033 * reload.c (find_valid_class, find_reloads_toplev,
8034 find_equiv_reg): Likewise.
8035 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8036 merge_assigned_reloads): Likewise.
8037 * tree-inline.c (inline_forbidden_p_1,
8038 estimate_num_insns_1): Likewise.
8039 * tree-optimize.c (execute_todo): Likewise.
8040 * tree-outof-ssa.c (eliminate_phi): Likewise.
8041 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8042 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8043 * tree-ssa-operands.c (parse_ssa_operands,
8044 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8045 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8046 * tree-ssanames.c (release_ssa_name): Likewise.
8047 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8048 walk_tree): Likewise.
8050 * tree-ssa-operands.c (verify_abort): Fold into ..
8051 (verify_imm_links): ... here.
8053 2005-04-21 Richard Henderson <rth@redhat.com>
8055 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8056 on non-memory operand for previous inversion.
8058 2005-04-21 Devang Patel <dpatel@apple.com>
8060 PR optimization/20994
8061 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8062 x = !(a == b) : p , q;.
8063 (pass_if_conversion): Verify stmts and flow.
8065 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8067 * optabs.c (gen_conditional_trap): Restore #define.
8069 * alias.c (true_dependence): Remove 'abort' from comments. Use
8070 gcc_assert and gcc_unreachable as appropriate.
8071 (canon_true_dependence): Likewise.
8072 * bb-reorder.c (connect_traces): Likewise.
8073 * c-common.c (c_add_case_label): Likewise.
8074 * c-decl.c (finish_function): Likewise.
8075 * caller-save.c (insert_restore, insert_save): Likewise.
8076 * cfg.c (update_bb_profile_for_threading): Likewise.
8077 * cfganal.c (flow_active_insn_p): Likewise.
8078 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8079 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8080 cfg_layout_merge_blocks): Likewise.
8081 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8082 find_if_block): Likewise.
8083 * integrate.c (allocate_initial_values): Likewise.
8084 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8085 swap_condition, unsigned_condition, signed_condition,
8086 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8087 reg_or_subregno): Likewise.
8088 * lambda-code.c (lambda_compute_auxillary_space,
8089 lambda_transform_legal_p): Likewise.
8090 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8091 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8092 lhd_incomplete_type_error, lhd_expand_expr,
8093 lhd_types_compatible_p, lhd_tree_size): Likewise.
8094 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8095 * local-alloc.c (update_equiv_regs): Likewise.
8096 * loop-unroll.c (peel_loop_completely
8097 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8098 peel_loop_simple, unroll_loop_stupid,
8099 analyze_iv_to_split_insn): Likewise.
8100 * loop.c (gen_prefetch, find_and_verify_loops,
8101 basic_induction_var): Likewise.
8102 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8103 * value-prof.c (tree_find_values_to_profile): Likewise.
8104 * varasm.c (named_section, default_assemble_integer,
8105 decode_addr_const): Likewise.
8107 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8108 Fariborz Jahanian <fjahanian@apple.com>
8110 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8111 portion of argument passed in fpr.
8112 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8113 decide on partial argument save on stack.
8115 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8117 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8120 2005-04-21 Jan Hubicka <jh@suse.cz>
8122 * cgraphunit.c: Include tree-pass.h
8123 (cgraph_decide_recursive_inlining,
8124 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8125 cgraph_decide_inlining): Dump goes to dump_file.
8126 (cgraph_optimize): Call ipa passes instead of inliner.
8127 (cgraph_gate_inlining, pass_ipa_inline): New.
8128 * tree-optimize.c (all_ipa_passes): New static variable.
8129 (register_one_dump_file): Dead with IPA passes.
8130 (register_dump_files): Likewise.
8131 (init_tree_optimization_passes): Initialize IPA passes.
8132 (execute_todo): Do cgraph dump when asked to, do not dump function body
8134 * tree-pass.h (TODO_dump_cgraph): New macro.
8135 (ipa_passes): Declare.
8136 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8138 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8140 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8141 gcc_assert instead of abort.
8142 (classify_argument, examine_argument, construct_container,
8143 contains_128bit_aligned_vector_p, ix86_check_movabs,
8144 standard_80387_constant_opcode, standard_80387_constant_rtx,
8145 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8146 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8147 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8148 legitimize_tls_address, output_pic_addr_const,
8149 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8150 get_some_local_dynamic_name, print_operand, print_operand_address,
8151 output_387_binary_op, emit_i387_cw_initialization,
8152 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8153 ix86_expand_clear, ix86_expand_binary_operator,
8154 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8155 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8156 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8157 ix86_expand_branch, ix86_expand_setcc,
8158 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8159 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8160 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8161 memory_address_length, ix86_attr_length_immediate_default,
8162 ix86_attr_length_address_default, ix86_agi_dependant,
8163 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8164 ix86_expand_binop_builtin, ix86_force_to_memory,
8165 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8166 x86_emit_floatuns): Likewise.
8167 * config/i386/netware.c (gen_regparm_prefix,
8168 i386_nlm_strip_name_encoding): Likewise.
8169 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8171 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8173 * optabs.c (gen_condiational_trap): Remove #define.
8174 (add_equal_note): Assertify. Remove explicit indirection from
8175 call via function pointer.
8176 (expand_ternary_op, expand_simple_binop, expand_binop,
8177 expand_twoval_unop, expand_twoval_binop,
8178 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8179 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8180 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8181 prepare_float_lib_cmp, emit_conditional_move,
8182 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8183 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8184 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8185 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8187 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8189 * vec.h: Update API to separate allocation mechanism from type.
8190 (VEC_safe_grow): New.
8191 * vec.c (calculate_allocation): New.
8192 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8193 (vec_gc_free, vec_heap_free): Remove.
8194 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8196 (mangle_macro_name): New.
8197 (struct macro_def): New.
8198 (struct macro): Add multiple argument values.
8199 (macro_expans_end): New.
8200 (push_macro_expansion): Chain on new macro. Process multiple
8201 args, create follow on expansion. Return follow on argument.
8202 (macro_input): Deal with multiple arguments.
8204 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8205 (struct tree_binfo): Adjust.
8206 * basic-block.h: Define VEC(edge,gc).
8207 (struct edge_def): Adjust.
8208 (struct basic_block_def, struct edge_iterator): Likewise.
8209 (ei_container, ei_start_1, ei_last_1): Likewise.
8210 * cfg.c (connect_src, connect_dest): Likewise.
8211 * cfgrtl.c (force_nonfallthru_and_redirect)
8212 * dbxout.c (dbxout_type)
8213 * dwarf2out.c (gen_member_die)
8214 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8215 (gcc_tree_to_linear_expression): Adjust.
8216 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8217 lbv_to_gcc_expression, lle_to_gcc_expression,
8218 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8219 perfect_nestify): Likewise.
8220 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8221 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8222 * profile.c (instrument_values): Adjust.
8223 * tree-cfg.c (modified_noreturn_calls): Adjust.
8224 (remove_fallthru_edge): Likewise.
8225 * tree-dump.c (dequeue_and_dump): Adjust.
8226 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8227 * tree-flow.h (modified_noreturn_calls): Adjust.
8228 (tree_on_heap): Remove. (yay!)
8229 (register_new_def): Adjust.
8230 * tree-into-ssa.c: Define VEC(int,heap).
8231 (block_defs_stack): Adjust.
8232 (find_idf, insert_phi_nodes, register_new_def,
8233 rewrite_initialize_block, rewrite_finalize_block,
8234 register_new_update_single, rewrite_update_init_block,
8235 rewrite_update_fini_block, rewrite_blocks,
8236 ssa_rewrite_finalize_block, ssa_register_new_def,
8237 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8238 * tree-loop-linear.c (linear_transform_loops): Adjust.
8239 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8240 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8241 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8242 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8243 vrp_variables_stack): Adjust declarations.
8244 (tree_ssa_dominator_optimize): Adjust.
8245 (dom_opt_initialize_block, remove_local_expressions_from_table,
8246 restore_nonzero_vars_to_original_value,
8247 restore_vars_to_original_value,
8248 restore_currdefs_to_original_value, dom_opt_finalize_block,
8249 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8250 optimize_stmt, update_rhs_and_lookup_avail_expr,
8251 lookup_avail_expr, record_range): Likewise.
8252 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8253 (compute_antic_aux): Adjust.
8254 (inserted_exprs, create_expression_by_pieces,
8255 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8256 remove_dead_inserted_code, fini_pre): Likewise.
8257 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8258 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8259 ssa_prop_init): Likewise.
8260 * tree-ssa.c: Define VEC(bitmap,heap).
8261 (verify_name_tags): Adjust.
8262 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8263 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8264 tree_divmod_values_to_profile, tree_find_values_to_profile,
8265 value_profile_transformations): Likewise.
8266 * value-prof.h: Define VEC(histogram_value,heap).
8267 * varasm.c: Remove alias_pair pointer typedef, define
8269 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8271 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8272 not a pointer to it. Create an object vector.
8273 (extern_symbols): Turn into an object vector.
8274 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8276 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8279 * Makefile.in (tree-chrec.o): Depend on params.h.
8280 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8282 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8283 and fold build with fold_buildN.
8284 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8285 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8286 (tree_contains_chrecs): Compute an estimation of the size of the
8288 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8289 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8290 * tree-scalar-evolution.c (simple_iv): Ditto.
8291 * doc/invoke.texi (scev-max-expr-size): Documented.
8293 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8295 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8296 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8297 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8298 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8299 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8300 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8301 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8302 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8303 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8304 (darwin_fix_and_continue_switch): Delete.
8305 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8306 (SUBTARGET_SWITCHES): Delete.
8307 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8308 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8309 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8310 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8311 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8312 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8313 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8314 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8315 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8316 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8317 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8318 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8319 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8320 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8321 (TARGET_64BIT): Undef before redefining.
8322 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8323 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8324 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8325 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8326 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8327 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8328 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8329 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8330 (ix86_debug_arg_string, ix86_debug_addr_string)
8331 (ix86_align_loops_string, ix86_align_jumps_string)
8332 (ix86_align_funcs_string): Delete.
8333 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8334 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8335 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8336 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8337 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8338 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8339 (SUBTARGET_SWITCHES): Delete.
8340 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8341 (ix86_debug_addr_string): Delete.
8342 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8343 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8344 (ix86_align_loops_string, ix86_align_jumps_string)
8345 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8346 (ix86_align_funcs_string): Make static.
8347 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8348 (ix86_handle_option): New function.
8349 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8350 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8351 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8352 of darwin_fix_and_continue_switch.
8353 (darwin_one_byte_bool): Delete.
8354 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8355 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8356 to darwin_one_byte_bool.
8357 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8358 * config/i386/djgpp.opt, config/i386/i386.opt,
8359 * config/i386/sco5.opt: New files.
8361 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8363 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8364 fp_zero_operand, fp_register_operand, intreg_operand,
8365 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8366 call_operand, call_operand_address, tgd_symbolic_operand,
8367 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8368 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8369 sp64_medium_pic_operand, data_segment_operand,
8370 text_segment_operand, splittable_symbolic_memory_operand,
8371 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8372 eq_or_neq, normal_comp_operator, noov_compare_op,
8373 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8374 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8375 const64_operand, const64_high_operand, arith11_operand,
8376 arith10_operand, arith_double_operand, arith_double_4096_operand,
8377 arith_double_add_operand, arith11_double_operand,
8378 arith10_double_operand, small_int, small_int_or_double,
8379 uns_small_int, uns_arith_operand, clobbered_register,
8380 input_operand, compare_operand): Delete.
8381 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8382 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8383 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8384 (GEN_HIGHINT64, GEN_INT64): Delete.
8385 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8386 gen_safe_XOR64): Adjust for above deletion.
8387 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8388 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8389 (legitimate_constant_p): Use const_zero_operand instead.
8390 (sparc_extra_constraint_check): Likewise.
8391 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8392 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8393 (PREDICATE_CODES): Delete.
8394 * config/sparc/sparc.md: Include predicates.md.
8395 (All patterns): Adjust for new predicate names.
8396 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8397 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8398 (movdi): Use general_operand predicate.
8399 (movdi_sp64_dbl): Delete.
8400 (movdi_const64_special): Add 'N' constraint.
8401 (movdicc): Use arith10_operand predicate.
8402 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8403 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8404 (movdi_cc_reg_sp64_trunc): Delete.
8405 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8406 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8407 (subdi3_sp32): Delete.
8408 (subdi3_insn_sp32): Change to define_insn_and_split.
8409 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8410 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8411 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8412 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8413 small_int_operand predicate.
8414 (divdi3, udivdi3): Use arith_operand predicate.
8415 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8416 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8417 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8418 (xordi3_sp64_dbl): Delete.
8419 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8420 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8421 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8422 cmp_ccx_set_not): Use arith_operand predicate.
8423 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8424 * config/sparc/predicates.md: New file.
8426 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8428 PR tree-optimization/14846
8429 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8431 (fold_single_bit_test): ... here.
8432 (fold_binary): Call fold_single_bit_test_into_sign_test
8433 instead of fold_single_bit_test.
8435 2005-04-20 James E Wilson <wilson@specifixinc.com>
8438 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8439 is another declaration.
8441 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8443 * config/cris/predicates.md: New file.
8444 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8445 (cris_movem_load_rest_p): Declare.
8446 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8447 (cris_movem_load_rest_p): Ditto. Globalize.
8448 (cris_bdap_operand, cris_bdap_biap_operand,
8449 cris_orthogonal_operator, cris_commutative_orth_op,
8450 cris_operand_extend_operator,
8451 cris_additive_operand_extend_operator, cris_extend_operator,
8452 cris_plus_or_bound_operator, cris_mem_op,
8453 cris_general_operand_or_symbol,
8454 cris_general_operand_or_gotless_symbol,
8455 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8456 cris_load_multiple_op): Remove predicate functions.
8457 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8458 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8459 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8460 * config/cris/cris.md: Include predicates.md.
8461 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8463 2005-04-20 Ian Lance Taylor <ian@airs.com>
8465 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8466 * c-common.h (STMT_EXPR_STMT): Don't define.
8467 (STMT_EXPR_NO_SCOPE): Don't define.
8468 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8469 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8470 (pp_c_expression): Likewise.
8472 2005-04-20 Richard Henderson <rth@redhat.com>
8475 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8477 2005-04-20 Jeff Law <law@redhat.com>
8479 * reload1.c (reload): Ignore equivalences between pseudos and
8482 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8485 * c-tree.h (struct c_label_list): Update comment.
8486 (struct c_label_context): Rename to struct c_label_context_se.
8487 (label_context_stack): Rename to label_context_stack_se.
8488 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8489 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8490 c_end_vm_scope): New.
8491 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8492 * c-decl.c (pop_scope): Call c_end_vm_scope.
8493 (pushdecl): Call c_begin_vm_scope for variably modified
8495 (define_label): Check for jumping into scope of identifier with
8496 variably modified type. Push label on stack for those defined at
8497 current context of identifiers with variably modified type.
8498 (start_function): Create stack level for context of identifiers
8499 with variably modified type.
8500 (finish_function): Pop stack level for context of identifiers with
8501 variably modified type.
8502 * c-typeck.c (label_context_stack): Rename to
8503 label_context_stack_se.
8504 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8505 (c_finish_goto_label): Check for jumping into scope of identifier
8506 with variably modified type. Push label on stack for those jumped
8507 to from current context of identifiers with variably modified
8509 (struct c_switch): Add blocked_vm.
8510 (c_start_case): Initialize blocked_vm.
8511 (do_case): Check blocked_vm.
8512 (c_finish_case): Add comment.
8513 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8514 variable label_context_stack.
8516 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8518 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8519 conditional_replacement, value_replacement, abs_replacement,
8521 (replace_phi_edge_with_variable): Remove argument BB.
8522 (conditional_replacement, value_replacement,
8523 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8524 Update a call to replace_phi_edge_with_variable.
8526 * tree-ssa-phiopt.c: Fix comments.
8528 2005-04-20 Michael Matz <matz@suse.de>
8531 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8534 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8536 * tree-ssa-phiopt.c: Fix comment typos.
8538 PR tree-optimization/21116
8539 * tree-ssa-phiopt.c: Fix a typo.
8541 2005-04-19 Richard Henderson <rth@redhat.com>
8543 * builtins.c (expand_builtin_sync_operation): Revert last change.
8544 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8546 (expand_compare_and_swap_loop): Likewise.
8547 (expand_sync_operation): Remove fallback from NAND to AND; invert
8548 memory operand when expanding from cmpxchg.
8549 (expand_sync_fetch_operation): Likewise.
8550 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8553 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8554 when implementing NAND. Fix double-add for AFTER.
8555 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8556 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8557 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8559 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8562 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8563 to return old memory value.
8564 (sync_compare_and_swap_cc<IMODE>): Likewise.
8566 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8567 return pre-reload. Don't consider output or anti dependencies.
8568 * config/ia64/sync.md (IMODE): New.
8569 (modesuffix): Add QI and HI.
8570 (memory_barrier): Simplify expansion.
8571 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8572 (cmpxchg_acq_<IMODE>): Likewise.
8573 (sync_lock_test_and_set<IMODE>): Likewise.
8574 (sync_lock_release<IMODE>): Likewise.
8576 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8578 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8581 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8583 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8585 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8586 Joseph S. Myers <joseph@codesourcery.com>
8588 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8589 * c-typeck.c (build_c_cast): Check these options.
8590 * doc/invoke.texi: Document these options.
8592 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8594 * tree-ssa-phiopt.c: Update a comment about the pass.
8596 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8598 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8599 config/mcore/mcore.c: Fix comment typos.
8601 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8603 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8604 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8606 2005-04-19 Paul Brook <paul@codesourcery.com>
8608 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8610 2005-04-19 Andrew Haley <aph@redhat.com>
8613 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8614 looking at a field's bitpos.
8616 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8618 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8619 libiberty functions.
8621 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8623 PR tree-optimization/21096
8624 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8626 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8629 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8630 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8632 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8634 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8635 refers to the function being dumped.
8637 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8639 * varasm.c (assemble_start_function): Remove reset of in_section.
8641 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8643 PR tree-optimization/21085
8644 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8647 2005-04-19 Ben Elliston <bje@au.ibm.com>
8649 * doc/invoke.texi (Optimize Options): Refer to the correct
8650 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8652 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8654 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8655 alloca argument to be big enough.
8657 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8660 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8663 2005-04-18 Tom Tromey <tromey@redhat.com>
8665 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8668 2005-04-18 Richard Henderson <rth@redhat.com>
8670 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8671 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8672 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8673 * config/alpha/alpha-protos.h: Update.
8674 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8675 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8676 (attr type): Add ld_l, st_c, mb.
8677 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8678 iornotsi3, xorsi_internal, xornotsi3): New.
8679 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8680 (ev4_ist_c, ev4_mb): New.
8681 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8683 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8684 (ev6_ist): Add st_c.
8686 * config/alpha/sync.md: New file.
8688 2005-04-18 Richard Henderson <rth@redhat.com>
8690 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8693 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8695 2005-04-18 Devang Patel <dpatel@apple.com>
8697 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8699 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8701 PR tree-optimization/20922
8702 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8703 Fold X + c >= X and fold X - c <= X to true.
8705 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8707 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8709 (emergency_labeled_state_free): Likewise.
8711 2005-04-18 Nick Clifton <nickc@redhat.com>
8713 * config/h8300/h8300.md (jump): Remove prescan parameter from
8714 calls to final_scan_insn.
8716 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8717 parameter from calls to final_scan_insn.
8719 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8721 (v850e, v850e1): Use the v850.opt file for target specific
8724 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8726 PR tree-optimization/21001
8727 * tree-optimize.c (init_tree_optimization_passes): Move the
8728 first pass_forwprop immediately before pass_vrp.
8730 2005-04-17 Ian Lance Taylor <ian@airs.com>
8732 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8733 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8734 from enum tree_code op to bool is_sizeof.
8735 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8736 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8737 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8739 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8741 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8744 2005-04-17 Ian Lance Taylor <ian@airs.com>
8746 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8748 2005-04-17 Richard Henderson <rth@redhat.com>
8750 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8752 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8753 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8754 of indirection through ssa names while looking for the gpr counter
8756 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8757 saved va_list_gpr_size and va_list_fpr_size.
8759 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8761 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8762 both pointers or both integers.
8764 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8765 ASSERT_EXPRs for single-use variable.
8767 * tree-into-ssa.c: Fix a comment typo.
8769 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8771 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8772 -mipsN before forcing a default of -mips2.
8774 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8776 * predict.h (IS_TAKEN): Remove.
8777 * rtl.h (NOTE_PREDICTION): Likewise.
8779 * modulo-sched.c (CFG_HOOKS): Remove.
8781 * c-parser.c (N_C_TTYPES): Remove.
8783 * tree-flow-inline.h (get_stmt_operands): Remove.
8784 * lambda-code.c, tree-ssa-loop-unswitch.c,
8785 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8786 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8787 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8788 calls to get_stmt_operands.
8789 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8791 2005-04-17 Richard Henderson <rth@redhat.com>
8794 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8795 of CUMULATIVE_ARGS past the last named argument.
8796 (alpha_va_start): Expect pretend_args_size only if strictly less than
8799 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8802 * builtins.c (expand_builtin_strcat): Convert the result of
8803 strlen to the right type.
8804 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8805 avoid creating type mismatches.
8806 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8809 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8811 2005-04-16 Richard Henderson <rth@redhat.com>
8814 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8815 Use the mode of boolean_type_node when the user doesn't provide one.
8816 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8818 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8821 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8824 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8827 2005-04-16 Roger Sayle <roger@eyesopen.com>
8828 Steven Bosscher <stevenb@suse.de>
8830 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8831 (fold_unary_to_constant): Likewise.
8833 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8835 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8838 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8840 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8841 names related to target triplets.
8842 Remove i?86-*-esix from platform directory.
8843 Remove powerpc-*-eabiaix from platform directory.
8845 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8848 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8849 falling through from SUBREG case to REG.
8851 2005-04-15 Roger Sayle <roger@eyesopen.com>
8853 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8854 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8855 (fold_binary_to_constant): Simplify using fold_binary.
8856 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8858 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8860 * gthr-posix.c (pthread_cancel): Define.
8861 (pthread_mutexattr_init): Likewise.
8862 (pthread_mutexattr_settype): Likewise.
8863 (pthread_mutexattr_destroy): Likewise.
8865 2005-04-15 David S. Miller <davem@davemloft.net>
8868 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8870 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8872 PR tree-optimization/21031
8873 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8874 (forward_propagate_into_cond_1): Call it. Forward propagate
8875 integer-integer casts into COND_EXPRs.
8877 2005-04-15 Dave Korn <dave.korn@artimi.com>
8879 * gcc.c (default_compilers): Clarify obscure error message when
8880 reading from standard input.
8882 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8884 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8885 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8887 * tree-ssa-alias.c (init_alias_info): Remove a call to
8890 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8892 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8893 of non-virtual PHI nodes like we use to.
8895 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8897 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8898 (attr_copy_rtx): Do not use it.
8900 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8902 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8904 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8906 * tree-vect-transform.c (vectorizable_store): Mark necessary
8907 objects in the vectorized store needing renaming. Update the
8908 SSA graph for V_MAY_DEF operands in the original store.
8910 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8912 * tree-ssa-pre.c (compute_avail): It's okay to have
8913 TREE_INVARIANT's here, and value number the resulting expressions.
8914 (create_expression_by_pieces): Make sure operands that were
8915 min_invariant when we started, stay that way.
8917 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8919 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8921 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8923 PR tree-optimization/20936.
8924 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8926 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8928 * doc/invoke.texi: Fix typos.
8929 * doc/md.texi: Likewise.
8930 * doc/rtl.texi: Likewise.
8931 * doc/sourcebuild.texi: Likewise.
8932 * doc/tm.texi: Likewise.
8934 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8936 PR tree-optimization/21004
8937 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8938 and floorl in c99 mode only.
8939 * builtins.c (expand_builtin_int_roundingfn): Assert that
8940 fallback_fndecl is not NULL_TREE.
8942 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8944 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8945 * basic-block.h: Update the prototype for
8946 purge_all_dead_edges.
8947 * cfgexpand.c (tree_expand_cfg): Update a call to
8948 purge_all_dead_edges.
8949 * combine.c (combine_instructions): Likewise.
8950 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8951 rest_of_handle_cse2, rest_of_handle_gcse,
8952 rest_of_handle_postreload): likewise.
8954 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8957 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8958 e.g. cv-qualification conversions.
8960 2005-04-14 Mike Stump <mrs@apple.com>
8962 * config/darwin-c.c (framework_construct_pathname): We must
8963 find all headers of a framework in the first instance of it
8964 found in the seach path.
8966 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8968 PR tree-optimization/21021
8969 * tree-vrp.c (compare_values): Work around a bug in the front
8970 end that produces a comparison of mismatched types.
8972 2004-04-14 Richard Henderson <rth@redhat.com>
8974 * config/ia64/ia64.h (enum fetchop_code): Remove.
8975 (enum ia64_builtins): Move ...
8976 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8977 members except BSP and FLUSHRS.
8978 (ia64_init_builtins): Remove __sync builtins.
8979 (ia64_expand_builtin): Likewise.
8980 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8981 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8982 (ia64_expand_lock_release): Remove.
8983 * config/ia64/ia64.md (mf): Move to sync.md.
8984 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8985 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8986 * config/ia64/sync.md: New file.
8987 (memory_barrier): Rename from mf.
8988 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8989 (cmpxchg_acq_<I48MODE>): Likewise.
8990 (sync_lock_test_and_set<I48MODE>): Likewise.
8992 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8993 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8995 2004-04-14 Richard Henderson <rth@redhat.com>
8997 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8998 (ix86_compare_emitted): New.
8999 (ix86_expand_compare): Use ix86_compare_emitted if set.
9000 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9001 and ix86_compare_op0 are set.
9002 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9003 (TARGET_CMPXCHG, TARGET_XADD): New.
9004 (ix86_compare_emitted): Declare.
9005 * config/i386/i386.md: Include sync.md
9006 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9007 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9008 * config/i386/sync.md: New file.
9010 2004-04-14 Richard Henderson <rth@redhat.com>
9013 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9014 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9015 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9016 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9017 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9018 BT_FN_I8_VPTR_I8_I8): New.
9019 * builtins.def (DEF_SYNC_BUILTIN): New.
9020 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9021 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9022 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9023 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9024 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9025 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9026 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9027 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9028 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9029 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9030 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9031 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9032 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9033 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9034 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9035 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9036 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9037 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9038 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9039 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9040 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9041 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9042 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9043 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9044 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9045 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9046 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9047 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9048 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9049 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9050 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9051 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9052 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9053 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9054 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9055 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9056 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9057 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9058 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9059 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9060 BUILT_IN_SYNCHRONIZE: New.
9061 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9062 as a function. Accept __sync_ as a prefix as well.
9063 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9064 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9065 expand_builtin_lock_release): New.
9066 (expand_builtin): Call them.
9067 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9068 neither BOTH_P nor FALLBACK_P are defined.
9069 (builtin_type_for_size): New.
9070 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9071 (resolve_overloaded_builtin): New.
9072 * c-common.h (resolve_overloaded_builtin): Declare.
9073 (builtin_type_for_size): Declare.
9074 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9075 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9076 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9077 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9078 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9079 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9080 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9081 sync_compare_and_swap_cc, sync_lock_test_and_set,
9082 sync_lock_release): New.
9083 * optabs.h: Declare them.
9084 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9085 expand_sync_operation, expand_sync_fetch_operation,
9086 expand_sync_lock_test_and_set): Declare.
9087 * genopinit.c (optabs): Add sync optabs.
9088 * optabs.c (init_optabs): Initialize sync optabs.
9089 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9090 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9091 expand_sync_operation, expand_sync_fetch_operation,
9092 expand_sync_lock_test_and_set): New.
9093 * doc/extend.texi (Atomic Builtins): New section
9094 * doc/md.texi (Standard Names): Add sync patterns.
9096 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9098 * tree-eh.c (lower_try_finally_copy): Generate new code in
9099 response to goto_queue entries as if the queue was sorted by
9100 index, not pointers.
9101 (lower_try_finally_switch): Likewise.
9103 2005-04-14 Richard Henderson <rth@redhat.com>
9105 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9106 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9108 (ix86_expand_fp_movcc): Update to match.
9109 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9110 * config/i386/i386-protos.h: Update.
9111 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9112 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9114 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9116 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9119 2005-04-14 Julian Brown <julian@codesourcery.com>
9121 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9122 link failures on ppc64 Linux.
9124 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9126 * config.gcc: Set cpu_type for s390.
9128 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9130 Fix PR tree-optimization/20963
9131 * tree-ssa-pre.c (compute_avail): Remove special case for
9133 (create_expression_by_pieces): Add value numbers for forced out
9136 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9138 * config/cris/cris.md: Replace references to (reg:SI 16) with
9139 (reg:SI CRIS_SRP_REGNUM).
9141 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9143 PR tree-optimization/20657
9144 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9145 create an appropriate range from it.
9147 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9149 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9150 <UNSPEC_FIST_CEIL> case.
9152 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9153 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9154 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9155 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9156 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9157 (lfloor<mode>2): New expanders.
9158 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9159 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9160 to implement lceil and llceil built-ins as x87 intrinsic function.
9161 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9162 (lceil<mode>2): New expanders.
9164 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9166 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9167 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9169 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9172 * config/s390/s390-modes.def: Define TFmode.
9174 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9176 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9177 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9178 * config/mips/mips.c (mips16_insn_length): Remove reference to
9179 JUMP_TABLES_IN_TEXT_SECTION.
9181 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9183 * simplify-rtx.c (simplify_binary_operation_1): Return
9184 scalar or vector of constant 0, depending on the xor's
9187 2005-04-13 Dale Johannesen <dalej@apple.com>
9189 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9190 (objc-act.o): Ditto.
9191 * objc/objc-act.c (objc_gimplify_expr): New.
9192 (objc_get_callee_fndecl): New.
9193 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9194 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9195 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9197 2005-04-13 Devang Patel <dpatel@apple.com>
9199 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9202 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9204 CRIS prologue as RTL.
9205 * config/cris/cris-protos.h (cris_emit_movem_store)
9206 (cris_expand_prologue): Prototype.
9207 * config/cris/cris.c (struct machine_function): New member
9209 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9210 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9211 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9212 (cris_load_multiple_op, cris_return_address_on_stack)
9213 (cris_return_address_on_stack_for_return): ISO-Cify.
9214 (cris_store_multiple_op): New predicate function.
9215 (cris_expand_prologue, cris_emit_movem_store): New functions.
9216 (cris_print_operand) <case 'O'>: Handle modifications other than
9218 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9219 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9220 (cris_gen_movem_load): Rearrange slightly to make local variable
9221 src a parameter, removing osrc.
9222 (cris_setup_incoming_varargs): Set machine_function member
9223 stdarg_regs to correspond to the number of registers that need to
9225 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9227 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9228 cris_general_operand_or_gotless_symbol accept UNSPEC.
9229 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9230 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9231 ("*cris_store_multiple"): New pattern. Tweak common comment above
9232 this and "*cris_load_multiple".
9233 ("prologue"): New define_expand.
9235 * config/cris/cris.md ("epilogue"): Conditionalize on
9236 TARGET_PROLOGUE_EPILOGUE.
9238 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9241 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9242 fpsr 0 instead of fpsr 1.
9243 (divsf3_internal_thr): Ditto.
9244 (divdf3_internal_lat): Ditto.
9245 (divdf3_internal_thr): Ditto.
9246 (divxf3_internal_lat): Ditto.
9247 (divxf3_internal_thr): Ditto.
9249 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9251 PR tree-optimization/20913
9252 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9254 PR tree-optimization/20702
9255 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9256 dominator children that haven't been walked into.
9258 2005-04-13 Julian Brown <julian@codesourcery.com>
9260 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9261 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9264 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9266 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9267 config/i386/sse.md: Fix comment typos.
9269 * genattrtab.c (NULL_ATTR): Remove.
9270 * ifcvt.c (NULL_EDGE): Likewise.
9272 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9274 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9275 NOTE_PREDICT): Remove.
9277 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9279 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9280 * configure: Regenerate.
9281 * config.in: Likewise.
9282 * system.h: Declare vsnprintf if not already declared.
9284 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9286 * optc-gen.awk: Handle stand-alone Mask records.
9287 * opth-gen.awk: Likewise.
9288 * doc/options.texi (Option file format): Document them.
9289 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9290 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9291 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9292 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9293 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9294 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9295 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9296 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9297 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9298 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9299 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9300 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9301 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9302 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9303 TARGET_LONG_DOUBLE_128): Likewise.
9304 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9305 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9306 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9307 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9308 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9309 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9310 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9311 * config/sparc/sparc.c (fpu_option_set): New global.
9312 (sparc_handle_option): New function.
9313 (sparc_override_options): Test fpu_option_set.
9314 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9315 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9316 * config/sparc/sparc.opt: New file.
9317 * config/sparc/little-endian.opt: Likewise.
9318 * config/sparc/long-double-switch.opt: Likewise.
9320 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9322 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9323 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9324 * config/bfin/bfin.opt (mshared-library-id=): Lose
9325 Var(bfin_lib_id_given).
9327 2005-04-13 Matt Thomas <matt@3am-software.com>
9329 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9332 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9334 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9336 * cgraphunit.c (INSNS_PER_CALL): Remove.
9338 * tree-ssa-forwprop.c (vars,
9339 record_single_argument_cond_exprs,
9340 substitute_single_use_vars): Remove.
9341 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9343 (tree_ssa_forward_propagate_single_use_vars): Call
9344 forward_propagate_into_cond for each COND_EXPR.
9346 * tree-inline.c (INSNS_PER_STMT): Remove.
9348 2005-04-12 Richard Henderson <rth@redhat.com>
9350 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9351 (ix86_expand_sse_fp_minmax): ... from ...
9352 (ix86_expand_fp_movcc): ... here.
9353 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9354 * config/i386/i386-protos.h: Update.
9355 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9356 (sse_setccsf, sse_setccdf): Allow before reload.
9357 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9358 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9359 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9360 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9361 (anddf3, nanddf3, iordf3, xordf3): New.
9363 2005-04-12 Jeff Law <law@redhat.com>
9365 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9366 (tree-ssa-uncprop.o): Add dependencies.
9367 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9368 * tree-flow.h (remove_useless_stmts): Remove prototype.
9369 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9370 remove_useless_stmts.
9371 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9372 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9373 * tree-pass.h (pass_uncprop): Declare.
9374 * tree-ssa-uncprop.c: New file.
9376 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9379 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9381 2005-04-12 Caroline Tice <ctice@apple.com>
9383 Temporary fix for partitioning problems.
9384 * passes.c (rest_of_handle_final): Remove code that
9385 frees unlikely_text_section_name,
9386 * varasm.c (assemble_start_function): Test for partitioning
9387 flag before writing out section labels.
9388 (assemble_end_function): Test for partitioning flag before
9389 writing out section labels.
9391 2005-04-12 Steven Bosscher <stevenb@suse.de>
9392 Stuart Hastings <stuart@apple.com>
9393 Jan Hubicka <jh@suse.cz>
9395 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9396 references to gt-tree-cfg.h.
9397 * basic-block.h (struct basic_block_def): Don't skip rbi
9398 for garbage collection.
9399 (struct reorder_block_def): Make GTY-able.
9400 (struct control_flow_graph): New structure.
9401 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9402 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9403 but instead defines to the control_flow_graph for cfun.
9404 (label_to_block_map): New define, points to the label map of
9405 the control_flow_graph for cfun.
9406 (n_edges_for_function, n_basic_blocks_for_function,
9407 last_basic_block_for_function, basic_block_info_for_function,
9408 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9409 basic_block_info_for_function, label_to_block_map_for_function):
9410 Counterparts for the above, taking a struct function as an extra
9412 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9413 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9414 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9415 (alloc_rbi_pool, free_rbi_pool): Remove.
9416 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9417 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9419 (cfg_layout_finalize) ... and don't free it here.
9420 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9422 * flow.c (free_basic_block_vars): Set label_to_block_map and
9423 n_edges to zero too.
9424 * function.h (struct function): Add cfg field.
9425 * function.c (allocate_struct_function): Allocate the cfg.
9426 * tree-cfg.c (label_to_block_map): Remove.
9427 (build_tree_cfg): Don't allocate the rbi pool here...
9428 (delete_tree_cfg_annotations): ...and don't free it here.
9429 Also don't nullify label_to_block_map for cfun.
9431 2005-04-12 Caroline Tice <ctice@apple.com>
9433 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9434 Revert my patch from April 9.
9435 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9436 (reorder_basic_blocks): Revert my patch from April 9.
9437 (insert_section_boundary_note): Revert my patch from April 9.
9438 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9439 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9440 (COLD_END_LABEL): Revert my patch from April 9.
9441 (cold_text_section_label): Revert my patch from April 9.
9442 (cold_end_label): Revert my patch from April 9.
9443 (dwarf2out_switch_text_section): Revert my patch from April 9.
9444 (output_aranges): Revert my patch from April 9.
9445 (output_ranges): Revert my patch from April 9.
9446 (output_line_info): Revert my patch from April 9.
9447 (add_location_or_const_value_attribute): Revert my patch from April 9.
9448 (dwarf2out_var_location): Revert my patch from April 9.
9449 (dwarf2out_init): Revert my patch from April 9.
9450 (dwarf2out_finish): Revert my patch from April 9.
9451 * function.h (struct function): Revert my patch from April 9.
9452 * opts.c (decode_options): Revert my patch from April 9.
9453 * output.h (unlikely_section_label, hot_section_label,
9454 hot_section_end_label, cold_section_end_label,
9455 unlikely_text_section_name): Revert my patch from April 9.
9456 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9457 * varasm.c (unlikely_section_label, hot_section_label,
9458 hot_section_end_label, cold_section_end_label,
9459 unlikely_text_section_name): Revert my patch from April 9.
9460 (initialize_cold_section_name): Revert my patch from April 9.
9461 (unlikely_text_section): Revert my patch from April 9.
9462 (in_unlikely_text_section): Revert my patch from April 9.
9463 (named_section): Revert my patch from April 9.
9464 (function_section): Revert my patch from April 9.
9465 (current_function_section): Revert my patch from April 9.
9466 (assemble_start_function): Revert my patch from April 9.
9467 (assemble_end_function): Revert my patch from April 9.
9468 (default_section_type_flags_1): Revert my patch from April 9.
9470 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9472 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9473 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9475 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9477 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9480 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9481 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9483 2004-04-12 Richard Henderson <rth@redhat.com>
9485 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9486 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9487 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9488 (UNSPEC_*, UNSPECV_*): Renumber.
9490 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9493 From Richard Henderson <rth@redhat.com>:
9494 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9497 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9499 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9501 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9503 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9504 (bfin_library_id): New variable.
9505 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9506 instead of bfin_library_id_string.
9507 (bfin_handle_option): New function.
9508 (override_options): Remove most code to deal with shared library IDs,
9509 just check they aren't used without -mid-shared-library.
9510 (TARGET_HANDLE_OPTION): Define.
9511 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9512 * config/bfin/bfin.opt (mshared-library-id=): New.
9514 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9516 * tree-vect-transform.c: Fix comment typos.
9518 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9520 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9521 split critical edges when not possible/profitable.
9523 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9525 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9526 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9527 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9528 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9529 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9530 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9531 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9532 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9534 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9535 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9536 * config/ns32k/ns32k.opt: New file.
9538 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9540 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9541 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9542 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9543 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9544 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9545 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9546 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9547 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9548 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9549 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9550 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9551 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9552 (MASK_COLDFIRE): Formatting fixes.
9553 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9554 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9555 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9556 "_current_shared_library_a5_offset_".
9557 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9558 (MASK_ALL_CPU_BITS): New macro.
9559 (m68k_handle_option): New function.
9560 (override_options): Remove handling of m68k_library_id_string.
9561 * config/m68k/m68k.opt: New file.
9562 * config/m68k/ieee.opt: New file.
9564 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9566 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9567 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9568 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9569 (TARGET_CXX): Adjust accordingly.
9570 * target.h (struct gcc_target): Remove epxort_class_data. Add
9571 determine_class_data_visibility and class_data_always_comdat.
9572 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9573 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9574 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9575 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9576 (arm_cxx_determine_class_data_visibility): New.
9577 (arm_cxx_class_data_always_comdat): Likewise.
9578 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9579 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9580 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9581 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9582 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9585 2005-04-11 Devang Patel <dpatel@apple.com>
9587 * tree-data-ref.c (build_classic_dist_vector,
9588 compute_subscript_distance): Make externally visible.
9589 * tree-data-ref.h (build_classic_dist_vector,
9590 compute_subscript_distance): Same.
9591 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9592 Check distance vector against vectorization factor.
9593 (vect_analyze_loop): Determine vectorizaion factor before
9594 analyzing data dependences.
9595 * tree-vectorizer.c (loops_num): Make it externally visible and
9597 * tree-vectorizer.c (vect_loops_num): ... new name.
9598 * tree-vectorizer.h (vect_loops_num): New.
9600 2005-04-11 Devang Patel <dpatel@apple.com>
9602 * tree-vect-analyze.c (vect_analyze_operations): Check
9603 vectorizable codition.
9604 * tree-vect-transform.c (vect_is_simple_cond): New function.
9605 (vectorizable_condition): New function.
9606 (vect_transform_stmt): Handle condition_vec_info_type.
9607 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9608 condition_vec_info_type.
9609 (vectorizable_condition): New.
9611 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9613 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9614 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9615 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9617 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9618 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9620 * dwarf2out.c (output_line_info): Don't try to dereference
9621 a NULL current_function_decl.
9623 * config/t-slibgcc-darwin: Don't put shared libraries in
9624 directories other than $(slibdir).
9625 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9628 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9630 PR tree-optimization/20933
9631 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9632 logic to reject aliases between read-only and writable
9634 (may_alias_p): ... here.
9635 (get_tmt_for): Do not associate read-only tags to pointers
9636 whose pointed-to type is not read-only.
9637 * tree-ssa.c (verify_ssa): Check that memory stores have at
9638 least one V_MAY_DEF or V_MUST_DEF.
9640 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9643 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9644 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9645 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9646 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9648 (fwrite_unlocked): Fix prototype.
9650 * configure, config.in: Regenerate.
9652 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9654 * tree-ssa-loop-im.c: Include real.h.
9655 (determine_invariantness_stmt): If real division divisor is
9656 invariant and flag_unsafe_math_optimizations enabled, generate
9657 invariant reciprocal for hoisting.
9658 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9660 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9662 Fix PR tree-optimization/20926
9664 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9666 2005-04-11 Devang Patel <dpatel@apple.com>
9668 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9671 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9673 * fold-const.c (fold_binary_op_with_conditional_arg):
9674 use fold_buildN instead of "fold (buildN" in some
9676 (fold_unary): Likewise.
9677 (fold_binary): Likewise.
9679 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9681 Fix PR tree-optimization/20612
9682 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9684 (perfect_nestify): preheaderbb is *not* part of loop of the
9687 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9689 * tree-ssa-alias.c (may_alias_p): If the variable
9690 is a global variable and the pointer is parameter
9691 and -fargument-noalias-global is used, then
9692 the pointer cannot alias the variable.
9694 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9696 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9697 * config/sparc/sparc.h: Likewise.
9698 * config/sparc/sparc.md: Likewise.
9700 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9702 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9704 * tree-vrp.c: Fix a comment typo.
9706 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9708 PR tree-optimization/20920
9709 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9710 SSA_NAME flows through an abnormal edge.
9711 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9712 through abnormal edges.
9713 (maybe_add_assert_expr): Likewise.
9715 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9717 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9718 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9719 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9720 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9721 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9722 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9723 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9724 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9725 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9726 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9727 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9728 (TARGET_HANDLE_OPTION): Likewise.
9729 (s390_tune): Initialize to PROCESSOR_max.
9730 (s390_arch_string): Make static.
9731 (s390_tune_string, s390_warn_framesize_string): Delete.
9732 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9733 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9734 (s390_handle_arch_option, s390_handle_option): New functions.
9735 (override_options): Remove parsing of option strings.
9736 * config/s390/s390.opt: New file.
9738 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9740 * tree-complex.c (expand_vector_operations): Call
9741 update_stmt_if_modified.
9743 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9745 * tree-vect-analyze (vect_determine_vectorization_factor):
9746 Do not use GET_MODE_NUNITS.
9747 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9748 (vectorizable_load, vect_transform_loop): Likewise.
9750 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9752 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9753 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9754 * optabs.h (enum optab_index): Add new OTI_lceil.
9755 (lceil_optab): Define corresponding macro.
9756 * optabs.c (init_optabs): Initialize lceil_optab.
9757 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9758 and lceildi2 patterns.
9759 * builtins.c (expand_builtin_int_roundingfn): Handle
9760 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9761 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9762 BUILT_IN_LLCEIL{,F,L}.
9763 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9764 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9765 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9766 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9767 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9768 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9769 into lceil built-in function and (long long int)ceil{,f,l} into
9770 llceil built-in function.
9771 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9774 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9776 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9779 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9781 * config/arm/arm.c: Fix a comment typo.
9782 * doc/tree-ssa.texi: Fix a typo.
9784 2005-04-10 Steven Bosscher <stevenb@suse.de>
9786 * cselib.c (clear_table): Rename to cselib_clear_table.
9787 * cselib.h (cselib_clear_table): Add prototype.
9788 * gcse.c (gcse_main): Make 'f' argument unused.
9789 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9790 of each basic block instead.
9791 (compute_sets, compute_hash_table_work): Likewise.
9792 (constprop_register): Change int 'alter_jumps' argument to bool.
9793 (do_local_cprop): Likewise.
9794 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9795 the insn chain. Explicitly clear the cselib tables after finishing
9796 one basic block. Make sure there are no unterminated libcall blocks.
9797 Update compute_sets call.
9798 (cprop): Walk basic blocks instead of the insn chain.
9799 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9801 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9802 one_cprop_pass calls.
9804 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9806 * combine.c (combine_simplify_rtx): Remove a transformation that
9807 relies on an invalid assumption about rtl sign-extension semantics.
9809 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9811 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9812 to build_int_cst_wide.
9814 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9817 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9818 set the original address pseudo to the correct value before the
9819 original insn, if possible, and leave the insn alone, otherwise
9820 create a new pseudo, set it and replace it in the insn.
9821 * recog.c (validate_change_maybe_volatile): New.
9822 * recog.h (validate_change_maybe_volatile): Declare.
9824 2005-04-09 Caroline Tice <ctice@apple.com>
9826 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9827 Remove targetm.have_named_sections test.
9828 (fix_edges_for_rarely_executed_code): Likewise.
9829 (insert_section_boundary_note): Likewise.
9830 (reorder_basic_blocks): Check partitioning flag before calling
9831 verify_hot_cold_block_grouping.
9832 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9833 the function struct rather than global variables.
9834 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9835 (COLD_END_LABEL): Likewise
9836 (cold_text_section_label): New static global variable.
9837 (cold_end_label): Likewise.
9838 (dwarf2out_switch_text_section): Get hot/cold section labels from
9839 the function struct rather than global variables.
9840 (output_aranges): Use cold_text_section_label and cold_end_label;
9841 check partitioning flag before putting out delta.
9842 (output_ranges): Remove incorrect code attempting to use
9844 (output_line_info): Get cold section label from function struct.
9845 (add_location_or_const_value_attribute): Likewise.
9846 (get_subprogram_die): Get hot/cold section labels from function struct.
9847 (dwarf2out_var_location): Likewise.
9848 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9849 write out cold_text_section_label if partition flag is set.
9850 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9851 * function.h (struct function): Add new fields to point to hot/cold
9852 section labels: hot_section_label, cold_section_label,
9853 hot_section_end_label and cold_section_end_label; also add new field
9854 for cold text section name, unlikely_text_section_name.
9855 * opts.c (decode_options): Turn off partitioning flag if
9856 !targetm.have_named_sections.
9857 * output.h (hot_section_label): Remove.
9858 (hot_section_end_label): Remove.
9859 (cold_section_end_label): Remove.
9860 (unlikely_section_label): Remove.
9861 (unlikely_text_section_name): Remove.
9862 * passes.c (rest_of_handle_final): Remove code that frees
9863 unlikely_text_section_name.
9864 * varasm.c (unlikely_section_label): Remove.
9865 (hot_section_label): Remove.
9866 (hot_section_end_label): Remove.
9867 (cold_section_end_label): Remove.
9868 (unlikely_text_section_name): Remove.
9869 (initialize_cold_section_name): Modify to call
9870 targetm.strip_name_encoding; to store cold section name in current
9871 function struct, if it exists; and to only use the decl_section_name
9872 if flag_named_sections is true.
9873 (unlikely_text_section): Modify to get section name out of current
9874 function struct, if there is one; otherwise build it from
9875 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9876 (in_unlikely_text_section): Likewise.
9877 (named_section): Modify to get/put cold section name in current function
9878 struct, if there is one.
9879 (function_section): Change 'bool unlikely' to 'int reloc'; check
9880 targetm.have_named_sections before calling named_section.
9881 (current_function_section): Likewise.
9882 (assemble_start_function): Modify to get/put unlikely_text_section_name
9883 in current function struct; modify to get hot/cold section labels
9884 from function struct; initialize labels using
9885 ASM_GENERATE_INTERNAL_LABEL;
9886 test partitioning flag before writing out hot section label.
9887 (assemble_end_function): Test partitioning flag before writing out
9888 hot/cold section labels.
9889 (default_section_type_flags_1): Modify to use array instead of
9890 char* for unlikely_text_section_name; set flags correctly for
9891 cold text section if there is not a current function decl.
9893 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9895 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9896 and TI_VA_LIST_FPR_COUNTER_FIELD.
9897 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9898 * tree-pass.h (pass_stdarg): Add.
9899 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9900 * tree-stdarg.c: New file.
9901 * tree-stdarg.h: New file.
9902 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9903 (tree-stdarg.o): Add dependencies.
9904 * function.h (struct function): Add va_list_gpr_size and
9905 va_list_fpr_size fields.
9906 * function.c (allocate_struct_function): Initialize them.
9907 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9908 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9909 (TARGET_INITIALIZER): Add it.
9911 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9912 va_list_{g,f}pr_counter_field.
9913 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9914 area will not be used. Only save registers that tree-stdarg.c
9915 detected they need saving.
9916 (ix86_va_start): Don't set up fields that won't be used.
9918 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9919 va_list_{g,f}pr_counter_field.
9920 (setup_incoming_varargs): Don't do anything if reg_save
9921 area will not be used. Only save registers that tree-stdarg.c
9922 detected they need saving.
9923 (rs6000_va_start): Don't set up fields that won't be used.
9925 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9926 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9927 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9928 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9930 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9933 * config/i386/i386.c (construct_container): Pass empty aligned
9934 struct, union or class in memory.
9936 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9938 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9939 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9940 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9941 config/rs6000/predicates.md: Fix comment typos.
9943 * sched-int.h (haifa_insn_data): Remove blockage and units.
9944 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9945 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9946 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9948 2005-04-09 Jan Hubicka <jh@suse.cz>
9949 Steven Bosscher <stevenb@suse.de>
9951 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9952 * cfgloop.c (get_loop_exit_edges): Likewise.
9953 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9955 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9956 * tree-cfg.c (dump_cfg_status): Likewise.
9958 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9960 * config/rs6000/predicates.md (altivec_register_operand): Remove
9961 redundant match_code test.
9962 (gpc_reg_operand): Same.
9963 (cc_reg_operand): Same.
9964 (cc_reg_not_cr0_operand): Same.
9966 2005-04-09 Jan Hubicka <jh@suse.cz>
9968 Forgotten hunk from my last merge patch:
9969 * final.c (output_addr_const): Do not call mark_referenced.
9971 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9973 * doc/tree-ssa.texi: Add immediate use documentation.
9975 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9977 * arm.c (FL_WBUF): Define.
9978 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9979 (arm_is_6_or_7): Delete.
9980 (arm_tune_wbuf): New.
9981 (arm_override_options): Set arm_tune_wbuf.
9982 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9983 (arm_is_6_or_7): Delete declaration.
9984 (arm_tune_wbuf): New declartion.
9985 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9986 (model_wbuf): Derive from arm_tune_wbuf.
9987 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9988 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9989 (arm740t): Mark CPUs as having a write buffer.
9991 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9993 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9994 of 'const_double_operand' in operand 2 constraints. Update enable
9997 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9999 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10000 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10001 * optabs.h (enum optab_index): Add new OTI_lfloor.
10002 (lfloor_optab): Define corresponding macro.
10003 * optabs.c (init_optabs): Initialize lfloor_optab.
10004 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10005 and lfloordi2 patterns.
10006 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10007 (expand_builtin_int_roundingfn): New function.
10008 (fold_builtin_int_roundingfn): New prototype.
10009 (fold_builtin_int_roundingfn): New function, renamed from
10010 fold_builtin_lround.
10011 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10012 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10013 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10014 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10015 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10016 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10017 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10018 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10019 into lfloor built-in function and (long long int)floor{,f,l} into
10020 llfloor built-in function.
10021 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10024 2005-04-08 Ian Lance Taylor <ian@airs.com>
10026 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10027 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10028 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10029 (DO_COND, DO_BODY): Likewise.
10030 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10031 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10032 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10033 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10034 (build_continue_stmt, build_break_stmt): Don't declare.
10035 (c_do_switch_warnings): Update declaration.
10036 * c-gimplify.c (enum bc_t): Remove.
10037 (struct c_gimplify_ctx, ctxp): Remove.
10038 (push_context, pop_context): Remove static functions.
10039 (c_genericize): Don't call push_context or pop_context.
10040 (begin_bc_block, finish_bc_block): Remove static functions.
10041 (build_bc_goto): Likewise.
10042 (gimplify_c_loop): Likewise.
10043 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10044 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10045 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10046 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10047 * c-common.c (c_do_switch_warnings): Rename from
10048 c_do_switch_warnings_1.
10049 (c_do_switch_warnings) [old version]: Remove.
10050 (c_do_switch_expr_warnings): Remove.
10051 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10052 function instead of c_do_switch_expr_warnings.
10053 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10054 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10055 * c-pretty-print.c (pp_c_statement): Likewise.
10056 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10058 2005-04-08 Devang Patel <dpatel@apple.com>
10060 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10061 While selecting replacement condition pay attention to loop header.
10063 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10065 Merge from tree-cleanup-branch: VRP, store CCP, store
10066 copy-prop, incremental SSA updating of FUD chains and
10067 newly exposed symbols.
10069 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10070 (OBJS-common): Add tree-vrp.o.
10071 (tree-vrp.o): New rule.
10072 * basic-block.h (nearest_common_dominator_for_set): Declare.
10073 * common.opt (ftree-store-ccp): New flag.
10074 (ftree-copy-prop): New flag.
10075 (ftree-vrp): New flag.
10076 (ftree-store-copy-prop): New flag.
10077 * dominance.c (nearest_common_dominator_for_set): New.
10078 * domwalk.c (walk_dominator_tree): Only traverse
10079 statements in blocks marked in walk_data->interesting_blocks.
10080 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10081 * fold-const.c (fold): Handle ASSERT_EXPR.
10082 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10083 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10084 flag_tree_vrp at -O2.
10085 * timevar.def (TV_TREE_VRP): Define.
10086 (TV_TREE_COPY_PROP): Define.
10087 (TV_TREE_STORE_COPY_PROP): Define.
10088 (TV_TREE_SSA_INCREMENTAL): Define.
10089 (TV_TREE_STORE_CCP): Define.
10090 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10091 to kill_redundant_phi_nodes from comment.
10092 (verify_expr): Handle ASSERT_EXPR.
10093 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10094 argument. Update all users.
10095 (mark_call_clobbered_vars_to_rename): Remove. Update all
10097 * tree-flow-inline.h (unmodifiable_var_p): New.
10098 * tree-flow.h (enum value_range_type): Declare.
10099 (struct value_range_def): Declare.
10100 (value_range): Declare.
10101 (remove_all_phi_nodes_for): Remove. Update all users.
10102 (find_phi_node_for): Declare.
10103 (add_type_alias): Declare.
10104 (count_uses_and_derefs): Declare.
10105 (kill_redundant_phi_nodes): Remove.
10106 (rewrite_into_ssa): Remove.
10107 (rewrite_def_def_chains): Remove.
10108 (update_ssa, register_new_name_mapping, create_new_def_for,
10109 need_ssa_update_p, name_registered_for_update_p,
10110 release_ssa_name_after_update_ssa, dump_repl_tbl,
10111 debug_repl_tbl, dump_names_replaced_by,
10112 debug_names_replaced_by, mark_sym_for_renaming,
10113 mark_set_for_renaming, get_current_def, set_current_def,
10114 get_value_range, dump_value_range, debug_value_range,
10115 dump_all_value_ranges, debug_all_value_ranges,
10116 expr_computes_nonzero, loop_depth_of_name,
10117 unmodifiable_var_p): Declare.
10118 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10120 * tree-into-ssa.c (block_defs_stack): Update comment.
10121 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10122 syms_to_rename, names_to_release, repl_tbl,
10123 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10124 need_to_replace_names_p): New locals.
10125 (NAME_SETS_GROWTH_FACTOR): Define.
10126 (struct repl_map_d): Declare.
10127 (struct mark_def_sites_global_data): Add field
10128 interesting_blocks.
10129 (enum rewrite_mode): Declare.
10130 (REGISTER_DEFS_IN_THIS_STMT): Define.
10131 (compute_global_livein): Use last_basic_block instead of
10133 (set_def_block): Remove last argument. Update all callers.
10134 (prepare_use_operand_for_rename): Remove. Update all callers.
10135 (prepare_def_operand_for_rename): Remove. Update all callers.
10136 (symbol_marked_for_renaming): New.
10137 (is_old_name): New.
10138 (is_new_name): New.
10139 (repl_map_hash): New.
10140 (repl_map_eq): New.
10141 (repl_map_free): New.
10142 (names_replaced_by): New.
10143 (add_to_repl_tbl): New.
10144 (add_new_name_mapping): New.
10145 (mark_def_sites): Assume that all the operands in the
10146 statement are in normal form.
10147 (find_idf): Assert that the block in the stack is valid.
10148 (get_default_def_for): New.
10149 (insert_phi_nodes_for): Add new argument 'update_p'.
10151 If update_p is true, add a new mapping between the LHS of
10152 each new PHI and the name that it replaces.
10153 (insert_phi_nodes_1): Only call find_idf if needed.
10154 (get_reaching_def): Call get_default_def_for.
10155 (rewrite_operand): Remove.
10156 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10157 and REWRITE_THIS_STMT are false.
10158 Assume that all the operands in the statement are in
10160 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10161 (rewrite_virtual_phi_arguments): Remove.
10162 (invalidate_name_tags): Remove.
10163 (register_new_update_single, register_new_update_set,
10164 rewrite_update_init_block, replace_use,
10165 rewrite_update_fini_block, rewrite_update_stmt,
10166 rewrite_update_phi_arguments): New.
10167 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10168 Add arguments 'entry', 'what' and 'blocks'.
10169 Initialize the dominator walker according to 'what' and
10171 Start the dominator walk at 'entry'.
10172 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10173 Use it to configure the dominator walker.
10174 (rewrite_into_ssa): Remove argument 'all'.
10176 (rewrite_all_into_ssa): Remove.
10177 (rewrite_def_def_chains): Remove.
10178 (mark_def_interesting, mark_use_interesting,
10179 prepare_phi_args_for_update, prepare_block_for_update,
10180 prepare_def_site_for, prepare_def_sites,
10181 dump_names_replaced_by, debug_names_replaced_by,
10182 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10183 delete_update_ssa, create_new_def_for,
10184 register_new_name_mapping, mark_sym_for_renaming,
10185 mark_set_for_renaming, need_ssa_update_p,
10186 name_registered_for_update_p, ssa_names_to_replace,
10187 release_ssa_name_after_update_ssa,
10188 insert_updated_phi_nodes_for, update_ssa): New.
10189 * tree-loop-linear.c (linear_transform_loops): Call
10190 update_ssa instead of rewrite_into_ssa.
10191 * tree-optimize.c (vars_to_rename): Remove.
10193 (init_tree_optimization_passes): Replace
10194 pass_redundant_phi with pass_copy_prop.
10196 Replace pass_ccp with pass_store_ccp.
10197 Add pass_store_copy_prop after pass_store_ccp.
10198 (execute_todo): If the TODO_ flags don't include updating
10199 the SSA form, assert that it does not need to be updated.
10200 Call update_ssa instead of rewrite_into_ssa and
10201 rewrite_def_def_chains.
10202 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10203 (tree_rest_of_compilation):
10204 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10205 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10206 TODO_cleanup_cfg): Renumber.
10207 (TODO_verify_loops, TODO_update_ssa,
10208 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10209 TODO_update_ssa_only_virtuals): Define.
10210 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10212 * tree-phinodes.c (make_phi_node): Update documentation.
10213 (remove_all_phi_nodes_for): Remove.
10214 (find_phi_node_for): New.
10215 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10216 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10217 (interpret_rhs_modify_expr): Likewise.
10218 * tree-sra.c (decide_instantiations): Mark all symbols in
10219 SRA_CANDIDATES for renaming.
10220 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10221 (mark_all_v_defs): New function. Update all users to call it
10222 with the whole list of scalarized statements, not just the
10224 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10225 (compute_flow_insensitive_aliasing): If the tag is
10226 unmodifiable and the variable isn't or vice-versa, don't
10227 make them alias of each other.
10228 (setup_pointers_and_addressables): If the type tag for
10229 VAR is about to change, mark the old one for renaming.
10230 (add_type_alias): New.
10231 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10232 (ccp_lattice_t): Rename from latticevalue.
10233 (value): Remove. Update all users.
10234 (const_val): New local variable.
10235 (do_store_ccp): New local variable.
10236 (dump_lattice_value): Handle UNINITIALIZED.
10237 (debug_lattice_value): New.
10238 (get_default_value): Re-write.
10239 (set_lattice_value): Re-write.
10240 (def_to_varying): Remove. Update all users.
10241 (likely_value): Return VARYING for statements that make
10242 stores when STORE_CCP is false.
10243 Return VARYING for any statement other than MODIFY_EXPR,
10244 COND_EXPR and SWITCH_EXPR.
10245 (ccp_initialize): Re-write.
10246 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10247 Move to tree-ssa-propagate.c.
10248 (ccp_lattice_meet): Handle memory stores when
10249 DO_STORE_CCP is true.
10250 (ccp_visit_phi_node): Likewise.
10251 (ccp_fold): Likewise.
10252 (evaluate_stmt): Likewise.
10253 (visit_assignment): Likewise.
10254 (ccp_visit_stmt): Likewise.
10255 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10258 (pass_ccp): Use it.
10259 (do_ssa_store_ccp): New.
10260 (gate_store_ccp): New.
10261 (pass_store_ccp): Declare.
10262 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10263 (may_propagate_copy): Reformat.
10264 Don't abort if ORIG is a virtual and DEST isn't.
10265 If NEW does not have alias information but DEST does,
10267 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10268 copy_prop_kind, which_copy_prop): Declare.
10269 (stmt_may_generate_copy, get_copy_of_val,
10270 get_last_copy_of, set_copy_of_val, dump_copy_of,
10271 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10272 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10273 init_copy_prop, fini_copy_prop, execute_copy_prop,
10274 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10275 store_copy_prop): New.
10276 (pass_copy_prop, pass_store_copy_prop): Declare.
10277 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10278 'num_const_prop' and 'num_copy_prop'.
10279 (cprop_operand): Update them.
10280 (dump_dominator_optimization_stats): Dump them.
10281 (tree_ssa_dominator_optimize): Call update_ssa instead of
10283 (loop_depth_of_name): Declare extern.
10284 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10285 values for LOW or HIGH.
10286 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10287 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10288 (cprop_operand): Only propagate if VAL != OP.
10289 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10290 statement for renaming.
10291 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10292 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10293 add_type_alias if necessary.
10294 Call mark_new_vars_to_rename.
10295 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10296 mark every statement updated, call update_ssa and
10297 rewrite_into_loop_closed_ssa.
10298 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10299 from LIVEIN if VAR is a virtual.
10300 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10301 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10302 (get_call_expr_operands): Reformat statement.
10303 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10305 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10306 SSA_NAME_VALUE for every name.
10307 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10308 get_value_loaded_by): New.
10309 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10310 substitute_and_fold): Move from tree-ssa-ccp.c.
10311 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10312 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10313 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10315 * tree-ssa.c (verify_use): Fix error message.
10316 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10317 check_phi_redundancy, kill_redundant_phi_nodes,
10318 pass_redundant_phi): Remove. Update all users.
10319 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10320 add_type_alias, if necessary.
10321 * tree-vectorizer.h (struct _stmt_vect_info): Update
10322 documentation for field 'memtag'.
10323 * tree-vrp.c: New file.
10324 * tree.def (ASSERT_EXPR): Define.
10325 * tree.h (ASSERT_EXPR_VAR): Define.
10326 (ASSERT_EXPR_COND): Define.
10327 (SSA_NAME_VALUE_RANGE): Define.
10328 (struct tree_ssa_name): Add field 'value_range'.
10329 (PHI_REWRITTEN): Remove.
10330 (struct tree_phi_node): Remove field 'rewritten'.
10331 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10332 -ftree-store-copy-prop): Document.
10333 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10334 Document usage of update_ssa.
10336 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10339 * config/rs6000/predicates.md (altivec_register_operand): Accept
10341 (and64_operand): Do not limit CONST_INT to mask64_operand.
10342 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10343 (and_operand): Do not limit CONST_INT to mask_operand.
10345 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10347 PR rtl-optimization/20466
10348 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10349 for overlap of the address of each list member.
10350 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10352 2005-04-08 Mike Stump <mrs@apple.com>
10354 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10356 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10359 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10361 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10363 * function.c (push_function_context_to): Don't set
10364 contains_functions.
10365 * function.h (function): Remove contains_functions.
10366 (current_function_contains_functions): Remove.
10368 * function.h (function): Remove instrument_entry_exit.
10369 (current_function_instrument_entry_exit): Remove.
10371 * function.h (nonlocal_labels): Remove.
10373 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10375 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10376 (check_attr_value, write_attr_get, write_expr_attr_cache,
10377 find_attr, make_internal_attr): Don't reference negative_ok or
10379 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10380 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10381 (ATTR_STATIC): Adjust the value.
10383 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10385 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10387 * config/s390/tpf.h (ASM_SPEC): Define.
10389 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10391 * tree-flow.h: Remove the prototype for
10392 redirect_immediate_uses.
10393 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10395 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10397 * arm.c (arm_const_double_by_parts): New function.
10398 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10399 * arm.md (define_split for 64-bit constants): Add another one.
10401 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10403 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10405 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10407 * system.h: Revert last change.
10409 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10411 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10412 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10413 (TARGET_SWITCHES): Delete.
10414 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10415 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10416 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10417 * config/xtensa/xtensa.opt: New file.
10419 2005-04-08 Ben Elliston <bje@au.ibm.com>
10421 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10422 * config/fp-bit.h: Tidy comments.
10424 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10426 * system.h: Poison PARAMS.
10428 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10430 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10431 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10432 (TARGET_SWITCHES): Delete.
10433 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10434 * config/vax/vax.opt: New file.
10436 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10438 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10440 2005-04-07 Ian Lance Taylor <ian@airs.com>
10442 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10444 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10445 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10448 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10450 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10451 all immediate uses in PHI nodes.
10453 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10455 * arm.c (arm_const_double_inline_cost): Handle any constant by
10456 using gen_lowpart and gen_highpart_mode.
10457 (note_invalid_constants): All constants in an RTX with a constraint
10458 that permits memory are now pushed to the constant pool.
10459 (output_move_double): Delete code to handle reg to reg and
10460 constant to reg moves.
10461 (const_double_needs_minipool, output_mov_immediate): Delete.
10462 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10463 CONST_INT and CONST_VECTOR.
10464 * arm.md (ANY64): New mode macro.
10465 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10466 (movdf_soft_insn): Split reg-reg and const-reg moves.
10467 (split patterns for 64-bit constant and register moves): New.
10468 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10469 (cirrus_movdf_hard_insn): Likewise.
10470 * fpa.md (movdf_fpa): Likewise.
10471 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10472 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10474 (movv2si_internal_2): Likewise.
10475 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10476 (movdf_vfp): Likewise.
10477 * arm-protos.h (output_mov_immediate): Delete prototype.
10479 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10482 * simplify-rtx.c (simplify_unary_operation_1): Check
10483 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10485 2005-04-06 James E Wilson <wilson@specifixinc.com>
10488 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10491 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10493 * coverage.h (GCOV_TYPE_NODE): Delete.
10494 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10495 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10496 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10497 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10498 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10500 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10503 * Makefile.in (gcc.pot): Remove options.c dependency.
10504 * optc-gen.awk: Don't quote help strings with N_().
10506 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10508 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10509 the function returns a pointer type.
10511 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10513 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10514 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10515 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10516 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10517 explicit_uses members.
10518 (get_or_create_used_part_for): Initialize new fields.
10519 (fieldoff_compare): New function.
10520 (create_overlap_variables_for): Count number of fields, use
10521 heuristic to determine whether to create subvars for vars with
10522 only implicit uses.
10523 Sort the field list by offset and avoid creating duplicate SFT's.
10525 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10527 * c.opt (-F): Remove trailing whitespace from help string.
10528 (-finput-charset): Use a tab to separate the switch name and help
10530 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10531 (-ftree-vectorizer-verbose): Likewise.
10533 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10535 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10536 a PHI argument where a use occurs instead of all PHI arguments.
10538 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10540 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10543 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10545 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10546 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10547 config/bfin/bfin.h: Fix comment typos.
10549 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10551 * doc/install.texi: Update the URL for Jacks.
10552 * doc/sourcebuild.texi: Likewise.
10554 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10557 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10558 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10560 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10562 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10564 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10566 * config/v850/v850-protos.h (override_options): Delete.
10567 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10568 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10569 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10570 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10571 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10572 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10573 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10574 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10575 (OVERRIDE_OPTIONS): Delete.
10576 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10577 (small_memory_info): Remove the value field.
10578 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10579 TARGET_NO_APP_REGS.
10580 * config/v850/v850.c (small_memory): Remove the value field.
10581 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10582 (override_options): Delete.
10583 (v850_handle_memory_option, v850_handle_option): New functions.
10584 * config/v850/v850.opt: New file.
10586 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10588 * config.host: Add a section for generic hosts, and a subsection
10589 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10590 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10591 * config/host-darwin.h: New.
10592 * config/x-darwin: New.
10593 * config/i386/host-i386-darwin.c: New.
10594 * config/i386/x-darwin: New.
10595 * config/rs6000/host-darwin.c: Include host-darwin.h.
10596 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10597 (darwin_rs6000_gt_pch_use_address): Likewise.
10598 * config/rs6000/x-darwin: Change name of .o built, update
10599 dependencies for changes to rs6000/host-darwin.c.
10601 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10604 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10606 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10608 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10609 split_loop_exit_edge instead of loop_split_edge_with.
10611 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10613 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10614 UNSPEC_SET_VSCR): New constants, used throughout.
10615 (*andc3_v4sf): New.
10616 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10618 (altivec_vspltis<VI_char>): ... this pattern, using
10619 a QImode const_int_operand for the immediate.
10620 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10623 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10626 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10628 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10630 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10632 2005-04-06 Ben Elliston <bje@au.ibm.com>
10634 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10635 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10636 macros as living in "this file" and not gcc.h.
10638 2005-04-06 Ben Elliston <bje@au.ibm.com>
10640 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10641 -ftree-live_range_split. Perhaps renamed at some point?
10643 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10646 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10647 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10649 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10651 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10652 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10653 (number_of_iterations_special): New function.
10654 (number_of_iterations_exit): Use number_of_iterations_special.
10655 Use simplify_using_outer_evolutions only at -O3.
10656 (number_of_iterations_cond, tree_simplify_using_condition,
10657 simplify_using_initial_conditions, loop_niter_by_eval,
10658 compare_trees, can_count_iv_in_wider_type_bound,
10659 simplify_using_outer_evolutions): Use fold_build.
10661 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10663 * doc/install.texi (Configuration): Document --with-java-home.
10665 2005-04-05 Richard Henderson <rth@redhat.com>
10669 * config/i386/i386.c (print_operand): Handle vector zeros.
10670 (ix86_split_to_parts): Handle CONST_VECTOR.
10671 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10672 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10673 what modes to tie for MMX and SSE registers.
10674 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10675 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10676 to vector modes as well.
10677 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10678 properly as an input mode.
10680 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10682 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10684 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10686 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10688 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10690 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10691 and local functions, set sse_nregs to 8 and float_in_sse.
10692 (function_arg_advance, function_arg): If float_in_sse, pass
10693 SFmode and DFmode arguments in SSE registers.
10694 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10696 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10697 of -funit-at-a-time.
10699 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10701 * config/i386/i386-protos.h (ix86_function_value): Accept two
10702 arguments, like the target macro.
10703 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10704 * config/i386/i386.c (ix86_function_value): Accept the second
10705 argument of the target macro.
10706 (ix86_function_ok_for_sibcall): Pass a function pointer to
10707 ix86_function_value.
10708 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10709 call to ix86_value_regno).
10710 (ix86_value_regno): Add support for returning floating point values
10713 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10715 PR tree-optimization/20076
10716 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10717 that call __builtin_return or __builtin_apply_args.
10719 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10721 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10722 Use immediate use iterator.
10723 (stmt_is_bumper_for_loop): Use immediate use iterator.
10724 * predict.c (strip_builtin_expect): Use update_stmt.
10725 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10726 on all elements of a STATEMENT_LIST.
10727 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10728 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10729 (bsi_replace): Mark stmt as modified and the update it.
10730 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10731 (expand_complex_libcal): Call update_stmt.
10732 (expand_complex_comparison): Call mark_stmt_modified.
10733 (expand_complex_operations_1): Call update_stmt_if_modified.
10734 (expand_vector_operations_1): Call mark_stmt_modified.
10735 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10736 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10737 add_immediate_use, redirect_immediate_use,
10738 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10739 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10740 (mark_new_vars_to_rename): Call update_stmt.
10741 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10742 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10744 (unmodify_stmt): Delete.
10745 (update_stmt): New. Force an update of a stmt.
10746 (update_stmt_if_modified): update a stmt if it is out of date.
10747 (get_stmt_operands): Verify stmt is NOT modified.
10748 (stmt_modified_p): Update comment.
10749 (delink_imm_use): Remove a use node from its immuse list.
10750 (link_imm_use_to_list): Link a use node to a specific list.
10751 (link_imm_use): Link a node to the correct list.
10752 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10753 it in the correct list, if appropriate.
10754 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10755 (relink_imm_use): Link a use node in place of another node in a list.
10756 (relink_imm_use_stmt): LInk a node in place of another node, and set
10758 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10759 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10760 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10761 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10762 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10763 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10764 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10765 (has_zero_uses): New. Return true if there are no uses of a var.
10766 (has_single_use): New. Return true if there is only a single use of a
10768 (single_imm_use): New. Return the simgle immediate use.
10769 (num_imm_uses): New. Return the number of immediate uses.
10770 (get_v_must_def_ops): Use is now a pointer.
10771 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10772 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10774 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10775 (delink_stmt_imm_use): Delink all immuses from a stmt.
10776 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10777 * tree-flow.h (struct dataflow_d): Delete.
10778 (immediate_use_iterator_d): New. Immediate use iterator struct.
10779 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10780 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10781 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10783 (struct stmt_ann_d): Remove dataflow_t from struct.
10784 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10785 (if_convertible_phi_p): Use FAST immuse iterator.
10786 (if_convertible_loop_p): Don't call compute_immediate_uses.
10787 (replace_phi_with_cond_modify_expr): Call update_stmt.
10788 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10789 update_stmt_if_modified.
10790 (rewrite_all_into_ssa): Initialize ssa operands.
10791 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10792 compute_immediate_uses.
10793 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10794 ssa_property is available.
10795 (execute_one_pass): Change parameters passed to execute_todo.
10796 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10797 (remove_ssa_form): Call fini_ssa_operands.
10798 (insert_backedge_copies): Delete call to modify_stmt.
10799 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10800 (release_phi_node): Delink any use nodes before releasing.
10801 (resize_phi_node): Relink any use nodes.
10802 (remove_phi_arg_num): Delink the use node.
10803 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10804 (remove_all_phi_nodes_for): Release phi node first.
10805 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10806 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10807 (scalarize_use, scalarize_copy): Call update_stmt.
10808 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10809 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10810 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10811 (ccp_initialize): Remove call to compute_immediate_uses.
10812 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10813 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10815 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10816 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10817 (eliminate_redundant_computations): Call mark_stmt_modified.
10818 (cprop_operand): Call mark_stmt_modified.
10819 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10820 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10821 (dse_optimize_stmt): Use new immuse interface.
10822 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10823 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10824 (substitute_single_use_vars): Use new immuse interface.
10825 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10826 and compute_immediate_uses.
10827 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10829 (rewrite_mem_refs): Call update_stmt.
10830 (determine_lsm): Remove call to compute_imm_uses and free_df.
10831 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10832 (try_unroll_loop_completely): Call update_stmt.
10833 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10834 (rewrite_use_compare): Call update_stmt.
10835 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10836 (rewrite_use) : Call update_stmt.
10837 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10838 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10840 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10841 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10842 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10844 (initialize_vuse_operand): New. Initialize a vuse operand.
10845 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10846 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10847 (finalize_ssa_defs): Use stmt parameter.
10848 (correct_use_link): Ensure a use node is in the correct list, and has
10849 the correct stmt pointer.
10850 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10851 finalize_ssa_v_must_defs): Also initialize use nodes.
10852 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10853 (build_ssa_operands): Seperate parsing from final operand construction.
10854 (parse_ssa_operands): New. Parse entry point for operand building.
10855 (swap_tree_operands): New. Swap 2 tree operands.
10856 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10858 (get_expr_operands): Call swap_tree_operands when needed.
10859 (copy_virtual_operands): Use initialize routines for virtual use ops.
10860 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10861 (verify_abort): New. Issue imm_use error.
10862 (verify_imm_links): New Verify imm_use links for a var.
10863 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10864 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10865 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10866 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10867 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10868 (NULL_USE_OPERAND_P) Define.
10869 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10871 (struct vuse_operand_type): New struct.
10872 (SET_USE): Call set_ssa_use_from_ptr.
10873 (USE_STMT): Define.
10874 (PHI_ARG_INDEX_FROM_USE): Define.
10875 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10876 argument via SET_USE, not PHI_ARG_DEF_TREE.
10877 * tree-ssa-pre.c (eliminate): Call update_stmt.
10878 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10880 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10881 (nearest_common_dominator_of_uses): Use imm_use iterator.
10882 (statement_sink_location): Use imm_use iterator and interface.
10883 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10884 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10885 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10886 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10887 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10888 if new parameter is true.
10889 (init_tree_ssa): Don't initialize operand cache here.
10890 (delete_tree_ssa): Don't destroy operand cache here.
10891 (propagate_into_addr): Pass in a use pointer, return true if anything
10893 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10894 (check_phi_redundancy): Use imm_use iterator.
10895 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10897 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10898 (release_ssa_name): Delink node and all elements in its imm_use list.
10899 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10900 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10901 * tree-vectorizer.c (need_imm_uses_for): Delete.
10902 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10903 * tree.h (struct ssa_imm_use_d): Define.
10904 (SSA_NAME_IMM_USE_NODE): Define.
10905 (struct tree_ssa_name): Add imm_use node.
10907 (PHI_ARG_IMM_USE_NODE): Define.
10908 (struct phi_arg_d): Add imm_use node.
10909 (struct tree_phi_node): Remove struct dataflow_d element.
10910 (TDF_STMTADDR): Define.
10912 2005-04-05 Dale Johannesen <dalej@apple.com>
10914 * doc/invoke.texi (Optimization Options): Remove
10915 duplicate -fcse-follow-jumps. Add -fweb.
10916 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10917 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10919 2005-04-05 Per Bothner <per@bothner.com>
10921 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10922 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10923 (warn_uninit): Get EXPR_LOCUS from context now instead.
10924 This fixes a USE_MAPPED_LOCATION testsuite failure.
10926 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10928 2005-04-05 Per Bothner <per@bothner.com>
10930 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10931 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10932 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10935 2004-04-05 Devang Patel <dpatel@apple.com>
10937 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10938 (lhsr<mode>3): ... new name.
10939 (altivec_vsra<VI_char>): Rename to ..
10940 (ashr<mode>3): ... new name.
10941 * config/rs6000/rs6000.c (builtin_description): Rename shift
10944 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10946 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10947 gen_lowpart_for_combine.
10948 * cse.c (gen_lowpart_if_possible): Move...
10949 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10950 gen_lowpart_SUBREG.
10951 (gen_lowpart_no_emit_general): Use it.
10953 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10955 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10958 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10960 * system.h: Fix typo.
10962 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10964 * config/bfin/bfin-modes.def: New file.
10965 * config/bfin/bfin-protos.h: New file.
10966 * config/bfin/bfin.c: New file.
10967 * config/bfin/bfin.h: New file.
10968 * config/bfin/bfin.md: New file.
10969 * config/bfin/bfin.opt: New file.
10970 * config/bfin/crti.s: New file.
10971 * config/bfin/crtn.s: New file.
10972 * config/bfin/elf.h: New file.
10973 * config/bfin/lib1funcs.asm: New file.
10974 * config/bfin/predicates.md: New file.
10975 * config/bfin/t-bfin: New file.
10976 * config/bfin/t-bfin-elf: New file.
10977 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10978 Document new attributes.
10979 (interrupt, interrupt_handler, saveall): Update documentation for
10981 * doc/install.texi (Specific): Add entry for the Blackfin.
10982 * doc/invoke.texi (Blackfin Options): New section.
10983 * doc/md.texi (Blackfin family): New section to document constraints.
10984 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10986 2005-04-05 Olivier Hainque <hainque@adacore.com>
10988 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10989 match what the system unwinder expects.
10990 * config/mips/mips.c (mips_frame_set): If we're saving the return
10991 address register and the dwarf return address column number differs
10992 from the hard register number, adjust the note reg to refer to the
10995 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10997 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10998 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10999 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11000 (processor_type): New enum.
11001 (mn10300_processor): New variable.
11002 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11003 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11004 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11005 (PROCESSOR_DEFAULT): New macro.
11006 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11007 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11008 (mn10300_handle_option, mn10300_override_options): New functions.
11009 * config/mn10300/mn10300.opt: New file.
11011 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11012 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11014 PR tree-optimization/19903
11015 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11016 that don't fit in their type after conversion.
11018 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11021 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11022 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11023 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11024 flag here. Implement using define_insn_and_split.
11025 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11026 (frndintxf2_mask_pm_i387): New insn patterns.
11027 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11028 Do not set ix86_optimize_mode_switching flag.
11029 (ceilsf2, ceildf2, ceilxf2): Same.
11030 (btruncsf2, btruncdf2, btruncxf2): Same.
11031 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11033 2005-04-05 Ian Lance Taylor <ian@airs.com>
11036 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11037 i386_pe_record_external_function.
11038 (i386_pe_record_external_function): Update declaration.
11039 * config/i386/winnt.c (struct extern_list): Add decl field.
11040 (i386_pe_record_external_function): Add decl parameter.
11041 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11043 * config/i386/i386-protos.h (i386_pe_record_external_function):
11044 Update declaration.
11046 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11048 * config/m68k/m68k-protos.h: Add a prototype for
11049 valid_dbcc_comparison_p_2.
11050 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11051 extend_operator, const_uint32_operand, const_sint32_operand,
11052 general_src_operand, nonimmediate_src_operand,
11053 memory_src_operand, post_inc_operand, pre_dec_operand,
11054 pcrel_address): Move to predicates to predicates.md.
11055 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11056 * config/m68k/m68k.md: Include predicates.md.
11057 * config/m68k/predicates.md: New.
11059 2005-04-04 Roger Sayle <roger@eyesopen.com>
11061 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11063 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11065 2005-04-04 Ian Lance Taylor <ian@airs.com>
11067 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11069 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11070 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11071 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11072 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11073 * c-common.c (c_do_switch_warnings_1): New static function broken
11074 out of c_do_switch_warnings.
11075 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11076 (c_do_switch_expr_warnings): New function.
11077 * c-common.h (c_do_switch_expr_warnings): Declare.
11079 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11080 Daniel Jacobowitz <dan@codesourcery.com>
11082 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11084 * rtlanal.c (may_trap_p): Same.
11086 2005-04-04 Dale Johannesen <dalej@apple.com>
11088 * ChangeLog: remove reference to ChangeLog.12.
11090 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11092 CRIS epilogue as RTL.
11093 * config/cris/cris.md: Change all 0 in unspec 0 to
11095 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11096 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11098 ("return"): Change to define_expand. Call cris_expand_return for
11100 ("*return_expanded"): New pattern.
11101 ("epilogue"): New define_expand.
11102 * config/cris/cris.h (PREDICATE_CODES): Add
11103 cris_load_multiple_op.
11104 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11106 (enum cris_retinsn_type): New.
11107 (struct machine_function): New member return_type.
11108 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11109 (cris_target_asm_function_epilogue): Remove, moving RTLified
11111 (cris_expand_epilogue): New function.
11112 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11113 (cris_gen_movem_load, cris_load_multiple_op)
11114 (cris_return_address_on_stack_for_return, cris_expand_return): New
11116 (cris_target_asm_function_prologue)
11117 (cris_initial_frame_pointer_offset): Call
11118 cris_reg_saved_in_regsave_area instead of complicated expression.
11119 Call cris_return_address_on_stack instead of an expression.
11120 (cris_print_operand) <case 'o', case 'O'>: New cases.
11121 (cris_return_address_on_stack): Change return-type to bool.
11122 (cris_simple_epilogue): Ditto. Return false if registers are
11124 * config/cris/cris-protos.h (cris_simple_epilogue)
11125 (cris_return_address_on_stack): Adjust prototype return type.
11126 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11127 (cris_return_address_on_stack_for_return): New prototypes.
11129 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11131 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11132 gpr_or_int12_operand.
11134 * config/frv/frv-protos.h: Add a prototype to
11135 frv_legitimate_memory_operand and frv_const_unspec_p.
11136 (frv_unspec): Move from frv.c.
11137 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11138 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11139 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11140 gpr_or_fpr_operand, gpr_or_int12_operand,
11141 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11142 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11143 int6_operand, int5_operand, uint5_operand, uint4_operand,
11144 uint1_operand, int_2word_operand, uint16_operand,
11145 upper_int16_operand, integer_register_operand,
11146 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11147 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11148 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11149 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11150 move_destination_operand, movcc_fp_destination_operand,
11151 frv_function_symbol_referenced_p, move_source_operand,
11152 condexec_dest_operand, condexec_source_operand,
11153 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11154 const_unspec_operand, gpr_or_memory_operand,
11155 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11156 icc_operand, fcc_operand, cc_operand, icr_operand,
11157 fcr_operand, cr_operand, call_operand, sibcall_operand,
11158 symbolic_operand, relational_operator,
11159 integer_relational_operator, float_relational_operator,
11160 ccr_eqne_operator, minmax_operator,
11161 condexec_si_binary_operator, condexec_si_media_operator,
11162 condexec_si_divide_operator, condexec_si_unary_operator,
11163 condexec_sf_conv_operator, condexec_sf_add_operator,
11164 condexec_memory_operand, intop_compare_operator, acc_operand,
11165 even_acc_operand, quad_acc_operand, accg_operand: Move to
11167 * config/frv/frv.h (PREDICATE_CODES): Remove.
11168 * config/frv/frv.md: Include predicates.md.
11169 * config/frv/predicates.md: New.
11171 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11174 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11175 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11176 (add_standard_iv_candidates_for_size): New function, extracting code
11177 from add_standard_iv_candidates and parameterizing it by type size.
11178 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11180 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11182 * system.h (GCOV_SIZE_TYPE): Unposion.
11183 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11184 (GCOV_TYPE_SIZE): ...this new macro.
11185 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11186 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11187 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11188 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11189 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11190 instead of unsigned_intSI_type_node.
11191 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11192 (rtl_gen_one_value_profiler_no_edge_manipulation)
11193 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11194 * value-prof.c: Include coverage.h.
11196 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11197 Diego Novillo <dnovillo@redhat.com>
11199 Fix PR tree-optimization/20703
11200 Fix PR tree-optimization/20725
11202 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11203 (create_expression_by_pieces): Ditto.
11204 (valid_in_set): Ditto. Also handle tcc_declaration.
11205 (find_or_generate_expression): Handle comparison class.
11206 (insert_into_preds_of_block): Ditto.
11207 (insert_aux): Ditto.
11208 (create_value_expr_from): Handle comparison class, recursively
11209 handle reference nodes.
11210 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11211 (execute_pre): Fix spacing.
11212 (do_fre): Renamed to execute_fre.
11214 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11216 * doc/invoke.texi (SPARC options): Document that
11217 -mlittle-endian is not supported on Linux either.
11219 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11223 * config.gcc (Obsolete configurations): Remove
11224 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11225 (sparclite-*-coff*): Delete.
11226 (sparclite-*-elf*): Likewise.
11227 (sparc86x-*-elf*): Likewise.
11228 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11229 * config/sparc/lite.h: Delete.
11230 * config/sparc/litecoff.h: Likewise.
11231 * config/sparc/liteelf.h: Likewise.
11232 * config/sparc/sp86x-elf.h: Likewise.
11233 * config/sparc/t-sparclite: Likewise.
11234 * config/sparc/t-sp86x: Likewise.
11236 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11238 * config/s390/s390-protos.h: (s390_comparison,
11239 s390_alc_comparison, s390_slb_comparison, const0_operand,
11240 consttable_operand, larl_operand, s_operand,
11241 shift_count_operand, bras_sym_operand, load_multiple_operation,
11242 store_multiple_operation, s390_plus_operand): Remove prototypes.
11243 (s390_legitimate_address_without_index_p): New prototype.
11244 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11246 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11247 const0_operand, consttable_operand, larl_operand, s_operand,
11248 shift_count_operand, bras_sym_operand, load_multiple_operation,
11249 store_multiple_operation, s390_plus_operand): Move to
11251 (check_mode): Remove.
11252 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11254 (s390_legitimate_address_without_index_p): New.
11255 * config/s390/s390.h (PREDICATE_CODES): Remove.
11256 * config/s390/s390.md: Include predicates.md.
11257 * config/s390/predicates.md: New.
11259 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11262 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11263 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11264 (NEED_INDICATE_EXEC_STACK): Define to 1.
11265 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11266 (NEED_INDICATE_EXEC_STACK): Define to 1.
11267 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11268 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11269 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11270 (pic_helper_emitted_p): New global.
11271 (emit_pic_helper): New function extracted from...
11272 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11273 Do not call emit_pic_helper if delay_pic_helper is true.
11274 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11275 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11276 (sparc_file_end): New function.
11278 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11280 * config/mcore/mcore-protos.h: Remove the prototypes for
11281 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11282 mcore_general_movdst_operand, mcore_reload_operand,
11283 mcore_arith_J_operand, mcore_arith_K_operand,
11284 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11285 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11286 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11287 mcore_literal_K_operand, mcore_addsub_operand,
11288 mcore_compare_operand, mcore_load_multiple_operation,
11289 mcore_store_multiple_operation, mcore_call_address_operand.
11290 Add a prototype for const_ok_for_mcore.
11291 * config/mcore/mcore.c (mcore_call_address_operand,
11292 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11293 mcore_arith_reg_operand, mcore_reload_operand,
11294 mcore_arith_J_operand, mcore_arith_K_operand,
11295 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11296 mcore_arith_M_operand, mcore_arith_imm_operand,
11297 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11298 mcore_literal_K_operand, mcore_addsub_operand,
11299 mcore_compare_operand, mcore_load_multiple_operation,
11300 mcore_store_multiple_operation): Move to predicates.md.
11301 (const_ok_for_mcore): Export.
11302 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11303 * config/mcore/mcore.md: Include predicates.md.
11304 * config/mcore/predicates.md: New.
11306 * config/mcore/predicates.md: Fix a comment typo.
11308 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11309 Adrian Straetling <straetling@de.ibm.com>
11311 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11312 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11313 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11315 ("imul"): Removed from "type" attribute.
11316 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11317 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11318 Changed type to imulsi.
11319 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11321 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11323 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11324 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11325 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11326 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11327 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11328 (TARGET_SWITCHES, mcore_stack_increment_string)
11329 (TARGET_OPTIONS): Delete.
11330 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11331 than *_BIT constants.
11332 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11333 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11334 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11335 (mcore_override_options): Delete mcore_stack_increment code.
11336 Change use of M340_BIT to MASK_M340.
11337 * config/mcore/mcore.opt: New file.
11339 2005-04-04 Ian Lance Taylor <ian@airs.com>
11341 * config/arm/arm.c (replace_symbols_in_block): Remove static
11344 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11346 * config/fr30/fr30-protos.h: Remove the prototypes for
11347 stack_add_operand, add_immediate_operand,
11348 high_register_operand, low_register_operand, call_operand,
11349 di_operand, and nonimmediate_di_operand.
11350 * config/fr30/fr30.c (stack_add_operand,
11351 add_immediate_operand, high_register_operand,
11352 low_register_operand, call_operand, di_operand,
11353 nonimmediate_di_operand): Move to predicates.md.
11354 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11355 * config/fr30/fr30.md: Include predicates.md.
11356 * config/fr30/predicates.md: New.
11358 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11359 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11360 mcore_call_address_operand.
11362 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11363 general_movsrc_operand.
11365 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11367 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11370 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11373 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11376 2005-04-04 Richard Henderson <rth@redhat.com>
11377 Jakub Jelinek <jakub@redhat.com>
11379 PR rtl-optimization/16104
11380 * fold-const.c (fold_unary): Fix folding of vector conversions.
11382 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11384 * config.gcc (xstormy16-*-elf): Set extra_options.
11385 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11386 * config/stormy16/stormy16.opt: New file.
11388 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11390 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11391 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11392 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11393 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11394 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11395 (TARGET_UNIX_ASM): Delete.
11396 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11397 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11398 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11399 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11400 * config/pdp11/pdp11.opt: New file.
11402 2005-04-03 Roger Sayle <roger@eyesopen.com>
11403 Alexandre Oliva <aoliva@redhat.com>
11406 * fold-const.c (non_lvalue): Split tests into...
11407 (maybe_lvalue_p): New function.
11408 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11409 C++ front-end prior to lowering into gimple form.
11411 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11413 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11414 BUILT_IN_STRNCASECMP): New.
11415 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11418 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11421 * arm.md (addsi3_compare0_for_combiner): Delete.
11422 (addsi3_compare0_scratch_for_combiner): Delete.
11423 (cmpsi_neg_shiftsi): Delete.
11424 (compare_negsi_si): New pattern.
11425 (cmpsi_negshiftsi_si): New pattern.
11426 (negated_cbranchsi4): Restrict to equality_operator.
11428 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11431 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11433 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11436 * doc/install.texi: Fix a typo.
11438 2005-04-03 Steven Bosscher <stevenb@suse.de>
11440 PR middle-end/20648
11441 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11442 a computed goto if the edge to the computed goto block has
11443 incoming abnormal edges. Clarify how the function works.
11445 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11447 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11448 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11449 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11450 hash_scan_set, reg_set_between_after_reload_p,
11451 reg_used_between_after_reload_p, get_avail_load_store_reg,
11452 eliminate_partially_redundant_load): Likewise.
11453 * postreload.c (reload_cse_simplify_set,
11454 reload_combine_note_use): Likewise.
11455 * predict.c (predict_insn, expected_value_to_br_prob,
11456 propagate_freq, expensive_function_p): Likewise.
11457 * print-rtl.c (print_rtx): Likewise.
11458 * profile.c (instrument_edges, instrument_values,
11459 compute_branch_probabilities, branch_prob, union_groups,
11460 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11461 * protoize.c (in_system_include_dir, file_could_be_converted,
11462 file_normally_convertible, gen_aux_info_file, seek_to_line,
11463 do_cleaning): Likewise.
11464 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11465 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11466 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11468 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11470 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11471 * modulo-sched.c (undo_replace_buff_elem): New structure.
11472 (kernel_number_of_cycles, ps_unschedule_node,
11473 undo_generate_reg_moves,free_undo_replace_buff,
11474 undo_permute_partial_schedule, loop_single_full_bb_p,
11475 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11476 build_loops_structure, get_sched_window): New.
11477 (generate_reg_moves): Return undo_replace_buff_elem and other
11479 (generate_prolog_epilog): Remove old loop versioning.
11480 (sms_schedule): Use loop information and loop_version.
11481 (sms_schedule_by_order): Split part of it to get_sched_window.
11482 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11483 cfg_layout_finalize and free_dominance_info before/after SMS.
11485 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11487 * cfghooks.c (lv_flush_pending_stmts,
11488 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11489 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11490 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11491 lv_add_condition_to_bb,
11492 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11493 flush_pending_stmts): New in cfg_hooks structure.
11494 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11495 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11496 lv_add_condition_to_bb): New declarations.
11497 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11499 (loop_version): Declare.
11500 * cfgloopmanip.c (cfghooks.h): Include.
11501 (duplicate_loop_to_header_edge): Change return type to bool.
11502 (loop_version, lv_adjust_loop_entry_edge): Move here.
11503 * cfgrtl.c (cfgloop.h): Include.
11504 (rtl_verify_flow_info_1): Fix.
11505 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11506 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11508 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11509 tree_lv_add_condition_to_bb): New.
11510 (tree_cfg_hooks): Add new hooks to initialization.
11511 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11512 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11514 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11516 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11517 xstormy16_below100_or_register,
11518 xstormy16_splittable_below100_or_register, and
11519 nonimmediate_nonstack_operand.
11521 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11522 xstormy16_ineqsi_operator, equality_operator,
11523 inequality_operator, shift_operator,
11524 xstormy16_below100_operand, xstormy16_below100_or_register,
11525 xstormy16_splittable_below100_or_register,
11526 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11527 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11528 equality_operator, inequality_operator,
11529 xstormy16_below100_operand, xstormy16_below100_or_register,
11530 xstormy16_splittable_below100_or_register,
11531 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11532 nonimmediate_nonstack_operand, shift_operator): Move to
11534 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11535 * config/stormy16/stormy16.md: Include predicates.md.
11536 * config/stormy16/predicates.md: New.
11538 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11540 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11541 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11542 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11543 move_operand, power_of_2_operand): Move to predicates.md.
11544 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11545 PREDICATE_CODE): Remove.
11546 * config/iq2000/iq2000.md: Include predicates.md.
11547 * config/iq2000/predicates.md: New.
11549 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11551 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11552 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11553 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11554 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11555 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11556 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11557 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11558 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11559 (TARGET_M68HC11): Delete.
11560 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11561 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11562 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11563 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11564 (nb_soft_regs): Delete.
11565 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11566 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11567 and MASK_M6812 being set simultaneously. Change the code that sets
11568 the default m68hc11_soft_reg_count to use integers instead of strings.
11569 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11570 m68hc11_soft_reg_count (which now has an int type) as the number
11572 * config/m68hc11/m68hc11.opt: New file.
11574 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11576 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11577 fp_displacement_operand, sp_displacement_operand.
11579 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11581 Remove the prototypes for tst_operand, cmp_operand,
11582 stack_register_operand, d_register_operand,
11583 hard_addr_reg_operand, splitable_operand,
11584 m68hc11_logical_operator, m68hc11_arith_operator,
11585 m68hc11_non_shift_operator, m68hc11_shift_operator,
11586 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11587 non_push_operand, hard_reg_operand, and
11588 reg_or_some_mem_operand.
11589 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11591 (tst_operand, cmp_operand, non_push_operand,
11592 splitable_operand, reg_or_some_mem_operand,
11593 stack_register_operand, d_register_operand,
11594 hard_addr_reg_operand, hard_reg_operand,
11595 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11596 m68hc11_arith_operator, m68hc11_non_shift_operator,
11597 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11599 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11600 * config/m68hc11/m68hc11.md: Include predicates.md.
11601 * config/m68hc11/predicates.md: New.
11603 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11606 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11607 change checked in along with 2005-03-03's patch for debug/20253.
11608 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11609 (remap_decl): Insert type decl in map earlier.
11611 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11613 PR tree-optimization/20640
11614 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11615 post-dominator if it has phi nodes.
11616 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11617 before dead statements.
11619 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11621 PR middle-end/20491
11622 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11624 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11626 PR rtl-optimization/20290
11627 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11628 in every iteration if the entry point is the exit test.
11630 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11632 * config/cris/cris.md (attribute "length"): Define.
11634 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11636 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11637 (word_offset_memref_operand): New.
11638 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11639 (indexed_or_indirect_operand): Delete.
11640 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11641 (indexed_or_indirect_operand): Delete.
11643 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11646 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11649 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11650 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11652 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11654 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11656 2005-04-01 Ian Lance Taylor <ian@airs.com>
11658 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11659 (rus, prus): Remove static variables.
11660 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11661 (process_command): Permit report_times and use_pipes together.
11663 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11665 * c-decl.c (validate_proto_after_old_defn): Look at
11666 TYPE_MAIN_VARIANT of argument types.
11668 2005-04-01 Paul Brook <paul@codesourcery.com>
11670 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11671 (arm_output_function_epilogue): Allow call_via_SP.
11672 (thumb_call_via_reg, arm_file_end): Ditto.
11673 * config/arm/arm.h (struct machine_function): Include space for SP.
11674 (thumb_call_via_label): Update declaration.
11676 2005-04-01 Ian Lance Taylor <ian@airs.com>
11678 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11679 doing a peephole optimization, once again put any notes in the
11682 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11684 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11686 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11688 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11689 (block_alloc, find_free_reg): Likewise.
11690 * loop-doloop.c (doloop_modify): Likewise.
11691 * loop-invariant.c (record_use): Likewise.
11692 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11693 get_iv_value, canon_condition, eliminate_implied_condition,
11694 eliminate_implied_condition, simplify_using_initial_values,
11695 shorten_into_mode, canonicalize_iv_subregs,
11696 iv_number_of_iterations): Likewise.
11697 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11698 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11699 unswitch_loop): Likewise.
11700 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11701 move_movables, replace_call_address, find_and_verify_loops,
11702 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11703 record_giv, final_giv_value, general_induction_var,
11704 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11705 loop_giv_dump): Likewise.
11707 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11708 GCOV_CHECK_WRITING): Remove.
11709 (gcov_position, gcov_rewrite): Use gcc_assert.
11710 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11711 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11712 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11715 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11717 * tree-inline.c: Fix a typo.
11719 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11721 * configure.ac (enable-checking): Explicitly set all variables for
11722 collective switch values. Alphabetize variables. Rename
11723 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11725 * doc/install.texi (enable-checking): Update documentation.
11726 * configure: Rebuilt.
11728 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11730 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11733 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11735 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11736 Also reject cases where this pattern will cause load delay stalls
11737 unless optimizing for size and it will produce a shorter sequence.
11738 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11739 variants to avoid pre-adjusting the base when possible.
11741 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11743 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11744 the frame and argument pointers.
11745 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11746 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11747 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11748 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11749 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11750 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11752 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11754 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11755 with entry for selectany attribute.
11756 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11758 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11759 (i386_pe_asm_named_section): Handle sections generated by
11760 selectany attribute.
11761 * doc/extend.texi (selectany): Document attribute.
11763 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11764 Jan Hubicka <jh@suse.cz>
11766 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11767 to fix addresses involving EBP and ESP.
11768 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11769 for SUBREGed registers.
11770 (legitimate_address_p): Accept SUBREGed registers.
11772 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11775 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11776 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11779 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11781 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11783 2005-04-01 James E Wilson <wilson@specifixinc.com>
11786 * dwarf2out.c (rtl_for_decl_init): New function.
11787 (rtl_for_decl_location): Extracted from here.
11788 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11789 add_const_value_attribute. Delete initializer_constant_valid_p call.
11791 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11793 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11794 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11795 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11796 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11797 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11798 config/i386/i386.md, config/rs6000/predicates.md,
11799 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11800 config/s390/s390.c, config/stormy16/stormy16.c,
11801 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11804 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11807 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11808 COND_EXPR and CALL_EXPR.
11810 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11813 * genautomata.c (first_cycle_unit_presence): Check all alternative
11814 states for unit presence.
11816 * doc/md.texi: Remove remark about impossibility to query unit
11817 presence in non nondeterministic automaton state.
11819 * config/ia64/ia64.c (get_template): Change order of unit querying.
11821 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11823 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11826 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11828 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11829 flag for edges outside any loops.
11831 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11833 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11835 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11837 * tree-ssa-alias.c: Follow spelling conventions.
11838 * doc/tree-ssa.texi: Fix a typo.
11840 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11842 * postreload-gcse.c: Include target.h.
11843 (gcse_after_reload_main): Return early if we cannot modify jumps.
11844 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11846 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11848 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11849 expensive operations.
11851 2005-03-31 Ian Lance Taylor <ian@airs.com>
11853 * collect2.c (lderrout): New variable.
11854 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11855 if it is set, to stderr.
11856 (handler): Unlink lderrout if it is set.
11857 (dump_file): Add "to" parameter. Change all callers.
11858 (main): Initialize lderrout.
11859 (collect_execute): Add errname parameter. Change all callers.
11860 Rename redir parameter to outname. Never pass
11861 PEX_STDERR_TO_STDOUT to pex_run.
11862 * collect2.h (collect_execute, dump_file): Update declarations.
11863 * tlink.c (tlink_execute): Add errname parameter. Change all
11865 (do_tlink): Check lderrout as well as ldout.
11867 2005-03-31 Caroline Tice <ctice@apple.com>
11869 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11870 (bb-reorder.o): Add errors.h to list of requirements.
11871 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11872 profiledbootstrap flags.
11873 * bb-reorder.c (errors.h): Add new include.
11874 (struct bbro_basic_block_data_def): Add new field, in_trace.
11875 (add_unlikely_executed_notes): Remove function.
11876 (mark_bb_for_unlikely_executed_section): Remove function.
11877 (insert_section_boundary_note): New function.
11878 (verify_hot_cold_block_grouping): New function.
11879 (push_to_next_round_p): Remove variables and tests that push all
11880 cold blocks to last round.
11881 (find_traces): Remove code that added extra round of trace finding
11882 when doing partitioning.
11883 (find_traces_1_round) : Remove variable last_round; add code to
11884 update new struct field, in_trace; correct trace_length where it was
11885 incorrect before (after call to copy_bb); change code that pushed all
11886 cold blocks to last round. Instead verify that all blocks going into
11887 a trace belong in the same partition.
11888 (connect_traces): Modify to connect the traces in two passes, if the
11889 function contains both hot and cold blocks. The first pass connects
11890 all the traces for blocks in the partition that the first block in
11891 the function belongs to; the second pass connnects all the traces
11892 containing blocks that belong in the other partition.
11893 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11894 code that automatically put the first block in a function into the
11895 hot partition if the function had any hot blocks.
11896 (fix_crossing_unconditional_branches): Check number of succ edges
11897 before attempting to get one.
11898 (fix_edges_for_rarely_executed_code): Update comment describing
11900 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11901 remove call to add_unlikely_executed_notes; add call to
11902 verify_hot_cold_block_grouping.
11903 (duplicate_computed_gotos): Don't change computed goto if it's a
11905 (partition_hot_cold_basic_blocks): Update function comment.
11906 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11908 (try_forward_edges): Likewise.
11909 (merge_blocks_move_predecessor_nojumps): Likewise.
11910 (merge_blocks_move_successor_nojumps): Likewise.
11911 (merge_blocks_move): Likewise.
11912 (try_crossjump_bb): Likewise.
11913 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11914 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11915 notes to cold bb's; remove call to update_unlikely_executed_notes.
11916 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11917 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11918 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11919 function declaration.
11920 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11921 from consideration.
11922 (rtl_can_merge_blocks): Remove redundancy from condition.
11923 (try_redirect_by_replacing_jump): Likewise.
11924 (force_nonfallthru_and_redirect): Remove code for adding
11925 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11926 (commit_one_edge_insertion): Likewise.
11927 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11928 * dbxout.c (FORCE_TEXT): Replace function_section with
11929 current_function_section.
11930 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11931 function, switch_text_section.
11932 (struct xcoff_debug): Likewise.
11933 (dbxout_function_end): Add code to put out label diffs for both
11934 hot and cold sections.
11935 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11936 for new debug_hooks funciton, switch_text_section..
11937 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11938 switch_text_section.
11939 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11940 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11941 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11942 dw_fde_switched_sections.
11943 (output_call_frame_info): Add test to see if function switches text
11944 sections in the middle; if so, use appropriate extra hot and cold
11945 section labels to compute size deltas for the hot and cold sections.
11946 (dwarf2out_begin_prologue): Add code to initialize new fields in
11948 (dwarf2out_switch_text_section): New function (invoked through
11949 debug_hook); updates new fields in dw_fde_struct appropriately and
11950 increments separate_line_info_table_in_use.
11951 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11952 dwarf2out_switch_text_section.
11953 (struct var_loc_node): Add new field, section_label.
11954 (output_aranges): Add code to check whether in hot or cold section and
11955 use the appropriate label in calculating deltas.
11956 (output_ranges): Likewise.
11957 (output_line_info): Add code to check which section we're in and
11958 use appropriate hot/cold label.
11959 (add_location_or_constant_value_attribute): Likewise.
11960 (gen_subprogam_die): Modify arange attributes to use correct labels.
11961 (dwarf2out_begin_block): Change call to function_section into call to
11962 current_function_section.
11963 (dwarf2out_end_block): Likewise.
11964 (dwarf2out_source_line): Likewise.
11965 (dwarf2out_var_location): Add code to check whether in hot or cold
11966 section and use the appropriate label.
11967 * except.c (output_function_exception_table): Change call to
11968 function_section into call to current_function_section.
11969 * final.c (profile_function): Likewise.
11970 (scan_ahead_for_unlikely_executed_note): Remove function.
11971 (final_scan_insn): Remove calls to
11972 scan_ahead_for_unlikely_executed_note, and related code for switching
11973 to cold section, except for the single time
11974 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11975 debug_hooks->switch_text_sections; replace appropriate calls to
11976 function_section with calls to current_function_section.
11977 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11978 test_bb to condition.
11979 (find_if_case_2): Likewise.
11980 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11981 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11982 * opts.c (decode_options): Change warning about hot/cold partitioning
11983 with exceptionss to inform (so as not to cause bootstrap failures);
11984 remove warning about partitioning with DWARF debug info.
11985 * output.h (current_function_section): Add new function decl.
11986 (insert_section_boundary_note): Likewise.
11987 (enum in_section): Move this declaration here from varasm.c.
11988 (unlikely_section_label): Likewise.
11989 (unlikely_text_section_name): Likewise.
11990 (last_text_section_name): New global variable.
11991 (last_text_section): Likewise.
11992 (hot_section_label): Likewise.
11993 (hot_section_end_label): Likewise.
11994 (cold_section_end_label): Likewise.
11995 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11996 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11997 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11998 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11999 insn from consideration.
12000 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12001 switch_text_section.
12002 * varasm.c (basic-block.h): Add new include.
12003 (unlikely_section_label_printed): Remove global variable.
12004 (unlikely_section_label): Make global variable not be static any more.
12005 (unlikely_text_section_name): Likewise.
12006 (hot_section_end_label): New global variable (not static)
12007 (first_function_block_is_cold): Likewise.
12008 (hot_section_label): Likewise.
12009 (cold_section_end_label): Likewise..
12010 (last_text_section): New global variable, not static.
12011 (last_text_section_name): New global variable, not static.
12012 (initialize_cold_section_name): New function.
12013 (enum in_section): Move declaration to output.h.
12014 (text_section): Update last_text_section.
12015 (unlikely_text_section): Replace code to determine cold section name
12016 with call to initialize_cold_section_name; Add code to update
12017 last_text_section; remove code for printing out label.
12018 (named_section_real): Add code to update last_text_section and
12019 last_text_section_name as appropriate.
12020 (function_section): Change test for 'unlikely' to depend on
12021 first_function_block_is_cold (moved old test to
12022 current_function_section).
12023 (current_function_section): New function.
12024 (assemble_start_function): Move code that frees
12025 unlikely_text_section_name; initialize hot_section_end_label;
12026 print hot and cold section labels at the start of the function;
12027 set first_function_block_is_cold, if appropriate; initialize l
12028 ast_text_section; add call to insert_section_boundary_note.
12029 (assemble_end_function): Add code to write out hot and cold section
12031 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12032 switch_text_section.
12033 * config/darwin.c (machopic_select_section): Replace incorrect
12034 function in base_funs; update reloc for cold sections if necessary.
12035 * config/darwin.h (SECTION_FUNCTION): Add code to update
12036 last_text_section if appropriate.
12037 (text_unlikely_section): Remove.
12038 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12039 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12040 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12041 partitioning for this architecture.
12043 2005-03-31 Olivier Hainque <hainque@adacore.com>
12045 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12046 defined and non-zero.
12048 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12051 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12054 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12057 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12058 label operand. Remove (use (unspec..)). Don't emit a label on
12060 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12061 generate inline label for load_toc_v4_PIC_1b.
12062 (rs6000_emit_load_toc_table): Likewise.
12064 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12066 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12067 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12069 2005-03-29 Devang Patel <dpatel@apple.com>
12071 * tree-sra.c (decide_block_copy): Disable scalarization of
12074 2005-03-30 Stuart Hastings <stuart@apple.com>
12075 Dale Johannesen <dalej@apple.com>
12077 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12078 * print-tree.c (print_node): Add case STATEMENT_LIST.
12080 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12082 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12083 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12084 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12085 is given with "powerpc64*" or "all", or when --with-cpu chooses
12088 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12091 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12092 gen_lexical_block_die.
12093 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12095 2005-03-31 Jan Hubicka <jh@suse.cz>
12097 2004-11-02 Jan Hubicka <jh@suse.cz>
12099 * cgraph.c (cgraph_varpool_node_name): New function.
12100 (dump_cgraph_varpool_node): New function.
12101 (dump_varpool): New function.
12102 * cgraphunit.c (cgraph_optimize): Dump varpool.
12104 2004-10-16 Jan Hubicka <jh@suse.cz>
12106 * cgraph.c (decide_is_variable_needed): New function.
12107 (cgraph_varpool_finalize_decl): Use it.
12108 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12110 * final.c (output_addr_const): Do not call mark_referenced.
12111 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12112 always go via cgraph.
12113 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12114 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12115 * tree-optimize.c (execute_inline): Mark functions called.
12116 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12118 2004-10-11 Jan Hubicka <jh@suse.cz>
12120 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12121 (cgraph_varpool_last_needed_node): New static variable.
12122 (enqueue_needed_varpool_node): Break out from ...; add items to the
12123 end of queue; update first pointers.
12124 (cgraph_varpool_mark_needed_node): ... here.
12125 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12126 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12127 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12128 (cgraph_varpool_first_unanalyzed_node): Declare.
12129 * cgraphunit.c: Include output.h.
12130 (cgraph_varpool_analyze_pending_decls): New function.
12131 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12132 for errors, analyze pending decls.
12133 (cgraph_finalize_compilation_unit): Only analyze decls.
12134 (cgraph_optimize): Assemble the decls after expanding.
12136 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12138 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12139 subvars get marked properly in tags for grouping.
12140 (add_pointed_to_var): Mark only actual pointed to
12141 variables/subvars in addresses needed.
12142 (create_overlap_variables_for): Clear call clobbered on original
12144 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12145 addresable vars with subvars into list.
12146 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12149 2005-03-30 Richard Henderson <rth@redhat.com>
12151 * cgraph.h (struct cgraph_node): Add alias.
12152 * varasm.c (assemble_alias): Set it.
12153 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12154 avoid calling cgraph_expand_function.
12156 2005-03-30 Tom Tromey <tromey@redhat.com>
12158 * tree.def (FILE_TYPE): Removed.
12159 * typeclass.h (enum type_class): Removed file_type_class.
12160 * dwarf2out.c (is_base_type): Updated.
12161 (gen_type_die): Likewise.
12162 * dbxout.c (dbxout_type): Updated.
12163 * builtins.c (type_to_class): Updated.
12164 * tree.c (type_contains_placeholder_1): Updated.
12165 * config/sparc/sparc.c (sparc_type_code): Updated.
12166 * config/ia64/ia64.c (hfa_element_mode): Updated.
12167 * expr.c (count_type_elements): Updated.
12168 * stor-layout.c (layout_type): Updated.
12169 * tree-inline.c (remap_type): Updated.
12170 * tree-pretty-print.c (dump_generic_node): Updated.
12172 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12174 * builtins.c (expand_builtin_powi): Fix mode of
12175 2nd argument to match int.
12176 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12177 2nd argument type to int.
12178 * libgcc2.c: Change prototype of __powi* functions to use
12181 2005-03-30 Dale Johannesen <dalej@apple.com>
12183 PR middle-end/19225
12184 * calls.c (expand_call): Flush pending deferrals before
12187 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12191 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12192 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12193 c_label_context, label_context_stack): New.
12194 * c-decl.c (define_label): Check for jumps into statement
12195 expressions. Add label to list of defined labels.
12196 (start_function): Push context on label_context_stack.
12197 (finish_function): Pop context from label_context_stack.
12198 * c-typeck.c (label_context_stack): New.
12199 (c_finish_goto_label): Check for jumps into statement
12200 expressions. Add label to list of jumped to labels.
12201 (struct c_switch): Add blocked_stmt_expr.
12202 (c_start_case): Initialize it.
12203 (do_case): Check it.
12204 (c_finish_case): Verify !blocked_stmt_expr.
12205 (c_begin_stmt_expr): Push context on label_context_stack.
12206 Increment blocked_stmt_expr. Mark labels jumped to from outside
12208 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12209 defined in the statement expression and no longer jumpable to.
12210 Mark labels jumped to from just outside the statement expression
12211 as again definable. Pop context from label_context_stack.
12212 * doc/extend.texi (Statement Exprs): Update.
12214 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12217 * c-decl.c (start_function): Check for old_decl being
12220 2005-03-30 Ian Lance Taylor <ian@airs.com>
12222 * final.c (final): Remove prescan parameter. Change all callers.
12223 (final_scan_insn): Remove prescan parameter. Change all callers.
12225 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12227 * tree-vectorizer.c: Fix comment typos.
12229 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12231 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12232 as soon as a chrec_dont_know is detected.
12234 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12236 Merge from csl-arm-branch.
12237 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12239 * tlink.c (recompile_files): Do not assume that "rename" can
12240 overwrite an existing file.
12242 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12244 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12245 * gcc/configure: Regenerate.
12247 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12249 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12251 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12253 * calls.c (struct arg_data): Update "partial" comment.
12254 (load_register_parameters): Update "nregs" comment.
12256 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12258 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12259 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12260 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12261 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12262 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12263 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12264 than target_flags & 0.
12265 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12266 (iq2000_arch, iq2000_parse_cpu): Delete.
12267 (TARGET_HANDLE_OPTION): Override default.
12268 (iq2000_handle_option): New function.
12269 (override_options): Remove -march= and -mcpu= handling.
12270 * config/iq2000/iq2000.opt: New file.
12272 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12274 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12275 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12276 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12277 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12278 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12279 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12280 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12281 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12282 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12283 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12284 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12285 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12286 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12287 (TARGET_OPTIONS): Delete.
12288 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12289 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12290 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12291 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12292 (c4x_cpu_version_string): Delete.
12293 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12294 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12295 equivalent -mcpu= option.
12296 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12297 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12298 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12299 or clearing the appropriate MASK_* bit.
12300 (c4x_file_start): Use c4x_cpu_version.
12301 * config/c4x/c4x.opt: New file.
12303 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12305 * doc/options.texi: Document the new MaskExists flag.
12306 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12307 if the option has the MaskExists flag.
12309 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12311 * opt-functions.awk (flag_set_p, test_flag): New functions.
12312 (switch_flags): Use them.
12313 * opth-gen.awk: Use flag_set_p to check for flags.
12314 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12316 2005-03-30 Ian Lance Taylor <ian@airs.com>
12318 * config.host (i[34567]86-*-mingw32*): Don't set
12319 host_can_use_collect2 to no.
12321 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12324 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12325 Remove convert_memory_address call duplicating that in memory_address.
12327 2005-03-29 Richard Henderson <rth@redhat.com>
12330 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12331 (build_compound_literal): Likewise. Propagate decl type into the
12333 (finish_decl): Likewise. Use new return value from complete_array_type
12334 for zero sized arrays.
12335 (complete_array_type): Move ...
12336 * c-common.c (complete_array_type): ... here. Change first argument
12337 to pointer-to-type-node. Consistently use sizetype for the index
12338 except for zero sized arrays. Detect zero sized arrays for pedantic
12339 mode diagnostics. Create a new type node instead of modifying the
12341 * c-tree.h (complete_array_type): Move decl ...
12342 * c-common.h (complete_array_type): ... here.
12344 2005-03-29 Richard Henderson <rth@redhat.com>
12347 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12349 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12351 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12352 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12353 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12354 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12356 2005-03-29 Eric Christopher <echristo@redhat.com>
12358 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12359 truthvalue conversion removal.
12361 2005-03-29 Ian Lance Taylor <ian@airs.com>
12364 * collect2.c: Never include <vfork.h>.
12365 (VFORK_STRING, vfork): Don't define.
12366 (pid): Remove global variable.
12367 (handler): Call raise instead of kill (getpid(), ...).
12368 (collect_wait): Add pex parameter. Change all callers. Use
12369 pex_get_status rather than pwait.
12370 (do_wait): Add pex parameter. Change all callers.
12371 (collect_execute): Return struct pex_obj * rather than void. Use
12372 pex routines rather than pexecute.
12373 (fork_execute): Get pex_obj from collect_execute, and pass it to
12375 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12376 Only declare quit_handler if SIGQUIT is defined.
12377 (scan_libraries): Likewise.
12378 * collect2.h (collect_execute): Update declaration.
12379 (collect_wait): Update declaration.
12380 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12381 pass it to collect_wait.
12383 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12386 * c-parser.c (c_parser_compound_statement_nostart): Give error
12387 message for EOF instead of just setting parser->error.
12389 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12391 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12392 (slpeel_update_phi_nodes_for_guard1): New function.
12393 (slpeel_update_phi_nodes_for_guard2): New function.
12394 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12395 of slpeel_update_phi_nodes_for_guard.
12396 (vectorize_loops): Remove call to loop_closed_rewrite.
12397 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12400 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12402 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12403 (TARGET_LITTLE_ENDIAN): New macro.
12404 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12405 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12406 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12407 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12408 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12409 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12410 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12411 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12412 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12413 (TARGET_OPTIONS): Delete.
12414 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12415 (CACHE_FLUSH_TRAP): Turn into an integer.
12416 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12417 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12418 -mflush-trap is in use.
12419 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12420 (m32r_cache_flush_trap_string): Delete.
12421 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12422 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12423 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12424 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12425 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12426 -mmodel= and -msdata= handling from...
12427 (m32r_init): ...here.
12428 * config/m32r/m32r.opt: New file.
12430 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12432 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12433 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12434 * tree-vect-analyze.c (vect_object_analysis): additional parm
12435 pass back a "struct ptr_info_def *" with the points-to info.
12436 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12437 statement using info returned from vect_object_analysis.
12438 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12439 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12440 for virtual uses and defs when creating a replacement vector
12441 reference. Call duplicate_ssa_name_ptr_info to define points-to
12442 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12443 (vectorizable_store): copy_virtual_operands and update
12444 definition statements.
12445 (vectorizable_load): copy_virtual_operands. Remove call to
12446 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12447 * tree-vectorizer.c (vectorize_loops): Remove calls to
12448 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12449 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12450 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12451 define macro STMT_VINFO_PTR_INFO for use in accessing.
12452 * tree.h add export of duplicate_ssa_name_ptr_info.
12453 * rs6000.c (altivec_init_builtins): Declare builtin function
12454 __builtin_altivec_mask_for_load to be "const".
12456 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12458 PR middle-end/20622
12459 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12460 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12461 assemble_variable on aliases.
12462 * varasm.c (assemble_alias): Set node->alias.
12463 * toplev.c (wrapup_global_declarations): Don't call
12464 rest_of_decl_compilation on aliases again.
12466 2005-03-29 Paul Brook <paul@codesourcery.com>
12468 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12469 * config/arm/arm.c (arm_dbx_register_number): New function.
12470 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12472 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12474 PR middle-end/20263
12475 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12476 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12478 2005-03-29 Dale Johannesen <dalej@apple.com>
12480 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12481 $(TREE_H) and $(COVERAGE_H).
12482 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12483 * opts.c (common_handle_option): Enable tree-based value transforms.
12484 * toplev.c (process_options): Ditto.
12485 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12486 refers to references to this type.
12487 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12488 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12489 for may_be_more, may_be_less.
12490 (rtl_gen_pow2_profiler): Adjust.
12491 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12492 (rtl_gen_one_value_profiler): Adjust.
12493 (rtl_gen_const_delta_profiler): Adjust.
12494 * tree-profile.c (tree_gen_interval_profiler): Implement.
12495 (tree_gen_pow2_profiler): Ditto.
12496 (tree_gen_one_value_profiler): Ditto.
12497 (tree_profiling): New.
12498 (pass_tree_profile): Reference it.
12499 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12501 (insn_divmod_values_to_profile): Rename to
12502 rtl_divmod_values_to_profile. Adjust.
12503 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12504 (insn_prefetch_values_to_profile): Adjust.
12505 (rtl_value_profile_transformations): Adjust.
12506 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12507 (gen_mod_pow2): Rename to rtl_mod_pow2.
12508 (gen_mod_subtract): Rename to rtl_mod_subtract.
12509 (divmod_fixed_value_transform): Rename to
12510 rtl_divmod_fixed_value_transform.
12511 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12512 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12513 (rtl_find_values_to_profile): Adjust.
12514 (tree_value_profile_transformations): Implement.
12515 (tree_divmod_values_to_profile): New.
12516 (tree_values_to_profile): New.
12517 (tree_divmod_fixed_value): New.
12518 (tree_mod_pow2): New.
12519 (tree_mod_subtract): New.
12520 (tree_divmod_fixed_value_transform): New.
12521 (tree_mod_pow2_value_transform): New.
12522 (tree_mod_subtract_transform): New.
12523 (tree_find_values_to_profile): Implement.
12524 * profile.c (instrument_values): Free histograms.
12525 (compute_value_histograms): Adjust. Implement tree version.
12527 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12529 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12530 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12531 variable. Output "fldcw" depending on round_mode.
12532 * config/i386/i386.md (UNSPEC_FIST): New.
12533 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12534 New isns patterns to implement lrint and llrint built-ins as x87
12535 intrinsic function.
12536 (fistdi2, fist<mode>2 splitters): New splitters.
12537 (lrint<mode>2): New expanders.
12539 2005-03-28 Ian Lance Taylor <ian@airs.com>
12541 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12542 0 when calling final_scan_insn.
12544 2005-03-28 Jan Hubicka <jh@suse.cz>
12546 PR middle-end/20635
12547 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12550 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12551 types where possible.
12553 2005-03-26 Per Bothner <per@bothner.com>
12555 Make -f[no-]show-column also control non-cpp diagnostics.
12556 * c.opt (fshow-column): Move option from here ...
12557 * common.opt (fshow-column): ... to here.
12558 * diagnostic.c (diagnostic_build_prefix): Only print column number
12559 if flag_show_column.
12561 2005-03-27 Steven Bosscher <stevenb@suse.de>
12563 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12564 vax_output_conditional_branch): New prototypes.
12565 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12566 extracted from vax.md mov and add patterns.
12567 (vax_output_conditional_branch): New function to output conditional
12568 branch instructions.
12569 * vax.md: Use mode macros for arithmetic and mov patterns.
12570 Use code macros for the jump patterns.
12572 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12574 * Makefile.in (libbackend.o): Depend on version files;
12575 add custom generation command.
12577 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12580 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12581 sure that we have a REG before getting its REGNO.
12583 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12585 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12586 * builtins.def (BUILT_IN_STRNDUP): New.
12588 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12590 PR tree-optimization/20470
12591 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12594 2005-03-25 Mike Stump <mrs@apple.com>
12596 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12599 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12601 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12602 Use our own structure definitions.
12604 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12605 (fix_truncdfsi2): Allow registers or memory as destination.
12606 When TARGET_PPC_GFXOPT, generate simplified pattern.
12607 (fix_truncdfsi2_internal): Use define_insn_and_split.
12608 (fix_truncdfsi2_internal_gfxopt): New.
12609 (fctiwz): Don't confuse register allocation by giving it no choices.
12611 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12612 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12613 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12614 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12616 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12618 * dominance.c (free_dominance_info): Speed up by freeing et
12619 data structures without maintaining other nodes.
12620 * et-forest.c (et_free_tree_force): New.
12621 * et-forest.h: Add a prototype for et_free_tree_force.
12623 * tree.c (get_set_constructor_bits,
12624 get_set_constructor_bytes): Remove.
12625 * tree.h: Remove the corresponding prototypes.
12627 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12630 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12631 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12632 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12633 PRE_DEC, NEG and NOT.
12635 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12637 * fold-const.c: Convert uses of fold (build (...)) to
12640 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12642 PR rtl-optimization/20249
12643 * cse.c (insert_regs): Do not record equivalence of registers in
12646 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12648 * emit-rtl.c (reverse_comparison): Remove.
12649 * rtl.h: Remove the corresponding prototype.
12651 2005-03-24 James E Wilson <wilson@specifixinc.com>
12653 * doc/install.texi (--enable-altivec): Delete docs.
12655 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12657 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12658 SFmode and DFmode before reload when
12659 flag_unsafe_math_optimizations not enabled.
12661 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12663 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12665 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12666 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12668 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12670 * configure.ac (enable-checking): Add 'runtime' option.
12671 * doc/install.texi (enable-checking): Document 'runtime' checking.
12672 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12673 * config.in: Regenerated.
12674 * configure: Regenerated.
12676 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12678 * optabs.h (enum optab_index): Remove OTI_llrint.
12679 (llrint_optab): Remove macro.
12680 * optabs.c (init_optabs): Remove llrint_optab initialization.
12681 * genopinit.c (optabs): Remove llrint_optab implementation.
12682 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12685 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12687 PR rtl-optimization/20532
12688 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12689 overflow when adding coefficients for PLUS or MINUS.
12690 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12693 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12695 * langhooks.h (truthvalue_conversion): Remove.
12696 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12697 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12698 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12699 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12700 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12702 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12704 * params.def: Fix a typo.
12705 * config/mips/mips.c: Follow the spelling convensions.
12706 * doc/invoke.texi: Fix typos.
12708 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12710 Fix PR tree-optimization/20601
12712 * tree-ssa-pre.c (insert_aux): Add missing condition to
12715 2005-03-23 Ian Lance Taylor <ian@airs.com>
12717 * final.c (final_scan_insn): Don't remove no-op instructions.
12718 * reload1.c (reload): Remove simple no-op instructions even when
12721 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12723 PR tree-optimization/20501
12724 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12725 reporting that peeling for alignment is applied moved to...
12726 * (vect_analyze_data_refs_alignment): Here.
12728 2005-03-23 Ian Lance Taylor <ian@airs.com>
12730 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12732 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12734 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12735 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12737 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12739 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12740 imply that this is called once, independent of asms in code.
12741 Adjust to now being pased output and input lists. Mention helper
12742 function decl_overlaps_hard_reg_set_p.
12743 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12744 hook_tree_tree_identity and to take three trees, returning third.
12745 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12747 * stmt.c: include hard-reg-set.h before tree.h.
12748 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12749 (decl_conflicts_with_clobbers_p): Call
12750 decl_overlaps_hard_reg_set_p.
12751 (expand_asm_operands): Pass output and input lists in call to
12752 targetm.md_asm_clobbers.
12753 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12754 hook_tree_tree_tree_tree_3rd_identity.
12755 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12757 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12758 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12759 parameters, first two unused.
12760 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12761 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12762 in constraint letters and MOF is not mentioned as a asm-declared
12763 register in neither of the input and output lists.
12765 2005-03-23 DJ Delorie <dj@redhat.com>
12767 * optabs.c (expand_binop): Make sure the first subword's result
12770 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12772 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12773 Call c_common_truthvalue_conversion rather than
12774 lang_hooks.truthvalue_conversion.
12775 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12776 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12778 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12779 c_common_truthvalue_conversion.
12780 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12781 c_parser_conditional_expression, c_parser_binary_expression): Call
12782 c_objc_common_truthvalue_conversion.
12783 * c-typeck.c (build_unary_op): Call
12784 c_objc_common_truthvalue_conversion.
12785 (build_conditional_expr): Do not call
12786 lang_hooks.truthvalue_conversion.
12787 (build_binary_op): Call c_common_truthvalue_conversion.
12788 (c_objc_common_truthvalue_conversion): Moved from
12789 c-objc-common.c. Call default_function_array_conversion instead
12790 of default_conversion.
12792 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12794 * c-common.h (default_conversion): Remove.
12795 (perform_integral_promotions): Add.
12796 * c-tree.h (default_conversion): Add.
12797 * c-typeck.c (perform_integral_promotions): New, split out from
12798 default_conversion.
12799 * c-common.c (check_case_value): Use perform_integral_promotions,
12800 not default_conversion.
12801 (c_add_case_label): Don't continue processing case label after
12802 found to be pointer.
12804 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12806 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12807 the prefix list if we have already added a multilib directory
12808 based on that path.
12809 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12812 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12814 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12816 * reload.h: Remove the prototype for indirect_symref_ok.
12818 * reload1.c (indirect_symref_ok): Make it global.
12819 * reload.h: Add a prototype for indirect_symref_ok.
12821 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12823 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12826 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12828 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12830 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12832 * c-opts.c (c_common_parse_file): Only start/end main source file
12833 if debug hooks says the writer wants it.
12834 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12836 (xcoff_debug_hooks): Ditto.
12837 * debug.c (do_nothing_hooks): Ditto.
12838 * debug.h (gcc_debug_hooks): Ditto.
12839 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12840 * sdbout.c (sdb_debug_hooks): Ditto.
12841 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12843 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12845 * doc/extend.texi: Deprecate C++ min/max operators.
12847 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12849 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12850 artificial original candidates.
12852 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12853 Jan Hubicka <jh@suse.cz>
12854 Steven Bosscher <stevenb@suse.de>
12856 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12857 call cost based on argument sizes.
12858 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12860 * params.def: (max-inline-inssn-single): Set to 450.
12861 (max-inline-insns-auto): Set to 90.
12862 (max-inline-insns-recursive): Set to 450
12863 (max-inline-insns-recursive-auto): Set to 450.
12864 (large-function-insns): Set to 2700.
12865 (inline-call-cost): New parameter.
12866 * tree-inline.c (estimate_move_cost): New function.
12867 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12868 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12869 based on arguments.
12870 * tree-inline.h (estimate_move_cost): Declare.
12871 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12872 (max-inline-insns-auto): Change default to 90.
12873 (max-inline-insns-recursive): Change default to 450
12874 (max-inline-insns-recursive-auto): Change default to 450.
12875 (large-function-insns): Change default to 2700.
12876 (inline-call-cost): Document new parameter.
12878 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12880 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12881 (TARGET_DEFAULT): Delete.
12882 * config/i860/i860.opt: New file.
12884 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12886 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12887 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12888 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12889 (frv_sched_lookahead): Delete.
12890 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12891 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12892 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12893 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12894 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12895 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12896 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12897 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12898 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12899 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12900 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12901 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12902 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12903 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12904 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12905 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12906 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12907 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12908 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12909 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12910 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12911 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12912 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12913 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12914 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12915 (frv_sched_lookahead): Delete.
12916 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12917 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12918 (frv_handle_option): New function. Move -mcpu= handling from...
12919 (frv_override_options): ...here. Remove handling of other
12921 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12922 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12923 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12924 and TARGET_NO_MULTI_CE.
12925 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12926 !TARGET_VLIW_BRANCH.
12927 * config/frv/frv.opt: New file.
12929 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12931 * fold-const.c (fold_ternary): Take decomposed arguments of
12933 (fold): Update a call to fold_ternary.
12935 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12936 * tree.h: Add corresponding prototypes.
12938 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12941 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12942 between jump table and its label.
12943 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12944 resp. ADDR_DIFF_VEC and the label preceeding it.
12945 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12946 is emitted in the right section.
12948 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12950 * fold-const.c (fold_unary, fold_binary): Update comments
12953 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12955 PR rtl-optimization/20527
12956 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12957 REG_INC note, test that the register also isn't mentioned in PRED
12960 2005-03-22 Ben Elliston <bje@au.ibm.com>
12962 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12965 2005-03-21 Mike Stump <mrs@apple.com>
12967 * varasm.c (default_assemble_visibility): Remove extra ().
12969 2005-03-21 Roger Sayle <roger@eyesopen.com>
12971 PR middle-end/20557
12972 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12973 to determine whether a block can be duplicated, rather than test
12974 whether the block contains noncopyable insns ourselves.
12976 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12978 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12981 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12983 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12985 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12987 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12988 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12989 * config/fr30/fr30.opt: New file.
12991 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12993 Fix PR tree-optimization/20542
12995 * tree-flow-inline.h (overlap_subvar): Move to here.
12996 * tree-ssa-operands.c: From here.
12997 * tree-flow.h (overlap_subvar): Declare.
12998 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12999 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13000 for variables with subvars.
13002 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13004 PR middle-end/20177
13005 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13006 * modulo-sched.c (const_iteration_count): Return on NULL
13008 (print_node_sched_params): Return on NULL dump_file.
13009 (generate_reg_moves): Handle reg-anti dependencies and disregard
13010 closing branch when generating register moves.
13011 (sms_schedule): Mark the SMSed block dirty.
13012 * passes.c (rest_of_handle_sms): Call update_life_info for all
13014 * testsuite/gcc.dg/20050321-1.c: New test.
13016 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13018 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13019 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13020 movqi_internal): Likewise.
13022 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13024 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13025 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13026 xtensa_b4const): Delete prototypes.
13027 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13028 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13029 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13030 xtensa_extra_constraint): New prototypes.
13031 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13032 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13033 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13034 move_operand, const_float_1_operand, fpmem_offset_operand,
13035 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13036 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13037 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13038 argument type to HOST_WIDE_INT.
13039 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13040 xtensa_mask_immediate): Likewise.
13041 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13042 Likewise. Also make these functions static.
13043 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13044 (xtensa_const_ok_for_letter_p): New.
13045 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13046 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13047 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13048 move_operand, const_float_1_operand, fpmem_offset_operand,
13049 branch_operator, ubranch_operator, boolean_operator): Move to
13051 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13052 (xtensa_mem_offset): Change return type to bool.
13053 (xtensa_extra_constraint): New.
13054 (gen_int_relational): Update type of const_range_p function pointer.
13055 Use xtensa_b4const_or_zero.
13056 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13057 xtensa_const_ok_for_letter_p. Update comments.
13058 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13059 (PREDICATE_CODES): Delete.
13060 * config/xtensa/xtensa.md: Include predicates.md.
13061 * config/xtensa/predicates.md: New file.
13063 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13065 * config/v850/v850-protos.h: Remove the prototypes for
13066 reg_or_int9_operand, reg_or_const_operand,
13067 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13068 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13069 movsi_source_operand, power_of_two_operand,
13070 not_power_of_two_operand, special_symbolref_operand,
13071 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13072 register_is_ok_for_epilogue.
13073 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13074 reg_or_int9_operand, reg_or_const_operand,
13075 call_address_operand, special_symbolref_operand,
13076 movsi_source_operand, power_of_two_operand,
13077 not_power_of_two_operand, register_is_ok_for_epilogue,
13078 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13079 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13081 * config/v850/v850.h (PREDICATE_CODES): Remove.
13082 * config/v850/v850.md: Include predicates.md.
13083 * config/v850/predicates.md: New.
13085 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13087 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13088 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13089 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13090 (itoolsdir, itoolsdatadir): Move definition above new first use.
13091 (install-itoolsdirs): New rule.
13092 (install-mkheaders): Depend on install-itoolsdirs, not
13093 install-include-dir.
13095 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13097 * tree-into-ssa.c: Remove obsolete comments.
13099 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13101 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13102 unrolling if -fpeel-loops is specified, too.
13103 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13104 Remove superfluous check for flag_unroll_loops.
13106 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13108 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13109 (lrint_optab, llrint_optab): Define corresponding macros.
13110 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13111 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13112 pattern and llrint_optab using llrintdi2 patterns.
13113 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13114 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13115 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13116 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13117 flag_unsafe_math_optimizations is set.
13119 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13121 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13122 simplify_logical, if_then_else_cond, known_cond,
13123 simplify_comparison): Adjust calls to reverse_comparison.
13124 Don't use combine_reversed_comparison_code).
13125 (combine_reversed_comparison_code): Remove.
13126 (reversed_comparison): Using reversed_comparison_code, move it...
13127 * jump.c (reversed_comparison): ... here.
13128 * rtl.h (reversed_comparison): Add prototype.
13130 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13132 * builtins.c (fold_builtin): Take decomposed arguments of
13134 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13135 * gimplify.c (gimplify_call_expr): Likewise.
13136 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13137 * tree.h: Update the prototype of fold_builtin.
13139 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13141 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13142 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13143 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13144 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13145 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13147 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13149 * builtins.c (fold_builtin_1): Take decomposed arguments of
13151 (fold_builtin): Update a call to fold_builtin_1.
13153 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13156 * gcov.c (output_lines): Only output function block summary when
13157 outputting branch information.
13158 * doc/gcov.texi: Document format of preamble and additional block
13161 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13163 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13164 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13165 the defaults false if BITS_PER_UNIT != 8.
13166 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13167 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13168 than BITS_PER_UNIT != 8.
13169 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13170 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13171 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13173 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13174 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13176 2005-03-20 Roger Sayle <roger@eyesopen.com>
13178 PR middle-end/20539
13179 * fold-const.c (fold_binary): Fix type mismatch between
13180 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13181 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13182 for non-truth-valued expressions.
13184 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13185 and FUNCTION_DECL in the main switch.
13186 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13187 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13188 we also need to convert their operands to match.
13189 <TRUTH_NOT_EXPR>: Likewise.
13191 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13193 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13194 diagnostic without checking whether an lvalue.
13195 * c-common.h (lvalue_p): Remove.
13196 (enum lvalue_use): Update comment.
13197 (lvalue_or_else): Replace by lvalue_error.
13198 * c-typeck.c (lvalue_p): Make static.
13199 (lvalue_or_else): New. Call lvalue_error.
13201 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13203 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13204 (function_arg_advance): Use rs6000_parm_start.
13205 (function_arg, rs6000_arg_partial_bytes): Likewise.
13207 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13209 * c-common.c (check_case_value): Adjust comment about stripping
13211 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13212 * c-typeck.c (default_conversion, convert_arguments,
13213 build_modify_expr, convert_for_assignment, store_init_value,
13214 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13215 manually. Remove inaccurate comments.
13217 2005-03-20 Roger Sayle <roger@eyesopen.com>
13218 Joseph S. Myers <joseph@codesourcery.com>
13220 * varasm.c (do_assemble_alias): Restore comment describing function.
13221 Annotate the target parameter as potentially unused.
13223 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13226 * config/avr/avr.c (avr_output_function_prologue): Do not use
13227 current_function_name() in a label, use a local label instead.
13229 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13231 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13232 flag_finite_math_only, not flag_unsafe_math_optimizations.
13234 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13236 * builtins.c (fold_builtin_1): Update a call to
13237 targetm.fold_builtin.
13238 * hooks.c (hook_tree_tree_bool_null): Rename to
13239 hook_tree_tree_tree_bool_null. Take one more argument of type
13241 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13242 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13243 hook_tree_tree_tree_bool_null.
13244 * target.h (gcc_target): Update the prototype of fold_builtin.
13245 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13246 arguments of CALL_EXPR.
13247 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13250 2005-03-20 Jan Hubicka <jh@suse.cz>
13252 * cgraph.h (cgraph_node): Add prev_clone pointer.
13253 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13254 (cgraph_clone_node): Produce doubly linked chain.
13256 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13258 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13259 get_nonnull_operand, handle_sentinel_attribute,
13260 check_function_arguments_recurse): Do not strip NOPS from
13262 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13264 * c-format.c (get_constant): Likewise.
13265 * c-parser.c (c_parser_postfix_expression): Likewise.
13266 * c-typeck.c (set_init_index): Likewise.
13267 (convert_arguments): Don't check for NOP_EXPR containing integer
13270 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13272 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13273 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13274 Take decomposed arguments of CALL_EXPR.
13275 (fold_builtin_1): Update calls to the functions mentioned
13278 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13280 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13281 width to have integer type.
13282 (build_enumerator): Require enumerator value to have integer type.
13284 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13286 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13289 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13291 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13292 std=iso9899:199x): Correct descriptions.
13294 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13296 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13299 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13301 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13303 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13304 fold_builtin_memcpy.
13306 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13307 arguments of CALL_EXPR.
13308 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13309 fold_builtin_found, fold_builtin_1): Update calls to
13310 fold_trunc_transparent_mathfn.
13312 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13314 PR middle-end/20493
13315 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13316 function pointers on targets that require function pointer
13318 (fold_sign_changed_comparison): Likewise.
13320 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13322 * combine.c (try_combine): When changing the mode of a hard reg, make
13323 sure that doing so is valid.
13325 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13327 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13328 (TARGET_HANDLE_OPTION): Override default.
13329 (avr_handle_option): New function.
13330 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13331 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13332 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13333 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13334 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13335 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13336 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13337 (TARGET_OPTIONS): Delete.
13338 * config/avr/avr.opt: New file.
13340 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13342 * config/m32r/m32r-protos.h: Remove the prototypes for
13343 call_address_operand, symbolic_operand, seth_add3_operand,
13344 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13345 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13346 two_insn_const_operand, move_src_operand,
13347 move_double_src_operand, move_dest_operand,
13348 eqne_comparison_operator, signed_comparison_operator,
13349 large_insn_p, conditional_move_operand, carry_compare_operand,
13350 m32r_block_immediate_operand, extend_operand,
13351 reg_or_eq_int16_operand, int8_operand, and
13352 reg_or_zero_operand.
13353 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13354 seth_add3_operand, int8_operand, cmp_int16_operand,
13355 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13356 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13357 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13358 move_double_src_operand, move_dest_operand,
13359 eqne_comparison_operator, signed_comparison_operator,
13360 extend_operand, small_insn_p, large_insn_p,
13361 conditional_move_operand, carry_compare_operand,
13362 m32r_block_immediate_operand): Move to predicates.md.
13363 (MAX_MOVE_BYTES): Move to m32r.h.
13364 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13365 * config/m32r/m32r.md: Include predicates.md.
13366 * config/m32r/predicates.md: New.
13368 2005-03-18 James E Wilson <wilson@specifixinc.com>
13371 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13374 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13376 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13377 call_address_operand, const_8bit_operand.
13378 * config/mn10300/mn10300.c (call_address_operand,
13379 const_8bit_operand, const_1f_operand): Move to predicates.md.
13380 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13381 * config/mn10300/mn10300.md: Include predicates.md.
13382 * config/mn10300/predicates.md: New.
13384 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13386 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13387 declarations in diagnostics and %E for identifiers, not %s.
13389 2005-03-18 Jan Hubicka <jh@suse.cz>
13390 Dale Johannesen <dalej@apple.com>
13392 * basic-block.h (scale_bbs_frequencies_int,
13393 scale_bbs_frequencies_gcov_type): Declare.
13394 * cfg.c (RDIV): New macro.
13395 (update_bb_frequency_for_threading): Fix.
13396 * basic-block.h (scale_bbs_frequencies_int,
13397 scale_bbs_frequencies_gcov_type): New.
13398 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13399 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13400 scale_bbs_frequencies_int.
13401 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13403 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13405 * config/m32r/m32r-protos.h: Remove the prototypes for
13406 call_address_operand, symbolic_operand, seth_add3_operand,
13407 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13408 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13409 two_insn_const_operand, move_src_operand,
13410 move_double_src_operand, move_dest_operand,
13411 eqne_comparison_operator, signed_comparison_operator,
13412 large_insn_p, conditional_move_operand, carry_compare_operand,
13413 m32r_block_immediate_operand, extend_operand,
13414 reg_or_eq_int16_operand, int8_operand, and
13415 reg_or_zero_operand.
13416 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13417 seth_add3_operand, int8_operand, cmp_int16_operand,
13418 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13419 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13420 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13421 move_double_src_operand, move_dest_operand,
13422 eqne_comparison_operator, signed_comparison_operator,
13423 extend_operand, small_insn_p, large_insn_p,
13424 conditional_move_operand, carry_compare_operand,
13425 m32r_block_immediate_operand): Move to predicates.md.
13426 (MAX_MOVE_BYTES): Move to m32r.h.
13427 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13428 * config/m32r/m32r.md: Include predicates.md.
13429 * config/m32r/predicates.md: New.
13431 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13433 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13434 symbolic_operand, symbolic_memory_operand,
13435 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13436 indexed_memory_operand, move_dest_operand, move_src_operand,
13437 prefetch_cc_operand, prefetch_nocc_operand,
13438 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13439 arith_operand, arith11_operand, pre_cint_operand,
13440 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13441 ireg_operand, int5_operand, uint5_operand, int11_operand,
13442 uint32_operand, arith5_operand, and_operand, ior_operand,
13443 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13444 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13445 shadd_operand, movb_comparison_operator,
13446 cmpib_comparison_operator): Move to predicates.md.
13447 (magic_milli, shadd_constant_p): Make it extern.
13448 * config/pa/pa.h (PREDICATE_CODES): Remove.
13449 * config/pa/pa.md: Include predicates.md.
13450 * config/pa/predicates.md: New.
13452 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13455 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13457 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13458 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13459 config/alpha/freebsd.h, config/alpha/linux.h,
13460 config/alpha/netbsd.h, config/alpha/osf5.h,
13461 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13462 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13463 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13464 doc/cppopts.texi: Update copyright.
13466 2005-03-18 Jan Hubicka <jh@suse.cz>
13468 PR middle-end/20225
13469 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13471 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13474 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13476 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13479 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13481 * combine.c (gen_binary): Remove.
13482 (known_cond, simplify_shift_const, find_split_point,
13483 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13484 simplify_logical, expand_field_assignment, extract_left_shift,
13485 force_to_mode, if_then_else_cond, apply_distributive_law,
13486 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13487 simplify_comparison, reversed_comparison): Replace with
13488 simplify_gen_binary, simplify_gen_relational or
13489 distribute_and_simplify_rtx.
13490 (distribute_and_simplify_rtx): New function.
13492 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13493 Paolo Bonzini <gcc.gnu.org>
13495 * calls.c (setjmp_call_p, special_function_p): Update comments
13496 at the head of the functions.
13498 2005-03-18 Jan Hubicka <jh@suse.cz>
13500 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13502 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13503 function body should be released; do not proactively release function
13504 bodies in non-unit-at-a-time mode.
13506 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13508 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13509 mno-fp-ret-in-387 multilib variants.
13511 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13513 * common.opt (m): Remove.
13514 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13515 table lookup fails.
13516 (common_handle_option): Remove OPT_m case.
13518 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13520 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13522 (fold_builtin_1): Update a call to fold_builtin_bitop.
13524 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13526 (fold_builtin_1): Update a call to fold_builtin_signbit.
13528 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13530 PR tree-optimization/20474
13531 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13532 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13534 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13536 * config/h8300/h8300-protos.h: Remove prototypes for
13537 general_operand_src, general_operand_dst, single_one_operand,
13538 single_zero_operand, call_insn_operand,
13539 two_insn_adds_subs_operand, small_call_insn_operand,
13540 jump_address_operand, bit_operand, bit_memory_operand,
13541 stack_pointer_operand, const_int_gt_2_operand,
13542 const_int_ge_8_operand, const_int_qi_operand,
13543 const_int_hi_operand, incdec_operand, bit_operator,
13544 nshift_operator, eqne_operator, gtle_operator,
13545 gtuleu_operator, iorxor_operator.
13546 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13547 h8300_ldm_stm_parallel.
13548 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13550 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13551 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13552 (h8300_ldm_stm_parallel): Make it extern.
13553 (h8300_ldm_parallel, h8300_stm_parallel,
13554 h8300_return_parallel, general_operand_src,
13555 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13556 nibble_operand, reg_or_nibble_operand, single_one_operand,
13557 single_zero_operand, call_insn_operand,
13558 two_insn_adds_subs_operand, small_call_insn_operand,
13559 jump_address_operand, bit_operand, bit_memory_operand,
13560 stack_pointer_operand, const_int_gt_2_operand,
13561 const_int_ge_8_operand, const_int_qi_operand,
13562 const_int_hi_operand, incdec_operand, eqne_operator,
13563 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13564 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13565 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13566 nshift_operator): Move to predicates.md.
13567 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13568 * config/h8300/h8300.md: Include predicates.md.
13569 * config/h8300/predicates.md: New.
13571 2005-03-17 Richard Henderson <rth@redhat.com>
13573 * config.gcc (ia64*-*-hpux*): Add extra_options.
13574 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13575 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13576 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13577 (ia64_tls_size_string, ia64_tune_string): Remove.
13578 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13579 (TARGET_DEFAULT_TARGET_FLAGS): New.
13580 (TARGET_HANDLE_OPTION): New.
13581 (ia64_override_options): Move options parsing ...
13582 (ia64_handle_option): ... here. New.
13583 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13584 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13585 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13586 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13587 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13588 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13589 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13590 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13591 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13592 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13593 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13594 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13595 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13596 TARGET_EARLY_STOP_BITS): Remove.
13597 (TARGET_ILP32): Default false.
13598 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13599 (enum ia64_inline_type): New.
13600 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13601 * config/ia64/ia64.md: Update for new definitions of
13602 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13603 * config/ia64/ia64.opt: New file.
13604 * config/ia64/ilp32.opt: New file.
13606 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13609 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13611 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13613 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13614 instead of MASK_H8300S.
13615 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13616 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13617 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13618 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13619 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13620 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13621 TARGET_SWITCHES): Remove.
13622 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13624 * config/h8300/h8300.opt: New.
13626 * config/alpha/alpha.opt, config/arc/arc.opt,
13627 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13630 2005-03-17 Ian Lance Taylor <ian@airs.com>
13634 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13636 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13637 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13638 (TARGET_HANDLE_OPTION): Override default.
13639 (arc_handle_option): New function.
13640 (arc_init): Remove code to set arch_cpu_string.
13641 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13642 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13643 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13644 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13645 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13646 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13647 (arc_rodata_string, TARGET_OPTIONS): Delete.
13648 * config/arc/arc.opt: New file.
13650 2005-03-17 Richard Henderson <rth@redhat.com>
13652 * doc/extend.texi (Weak Pragmas): New section.
13653 (attribute alias): Clarify that target must be in the same
13656 2005-03-17 Richard Henderson <rth@redhat.com>
13658 * config/alpha/alpha.opt: New file.
13659 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13661 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13662 alpha_fprm_string, alpha_fptm_string): Make static.
13663 (alpha_tls_size_string): Remove.
13664 (alpha_handle_option): New.
13665 (override_options): Update for alpha_cpu/alpha_tune split.
13666 (alpha_file_start): Likewise.
13667 (TARGET_DEFAULT_TARGET_FLAGS): New.
13668 (TARGET_HANDLE_OPTION): New.
13669 * config/alpha/alpha.h (alpha_tune): Declare.
13670 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13671 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13672 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13673 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13674 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13675 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13676 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13677 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13678 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13679 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13680 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13681 (TARGET_DEFAULT): Remove MASK_FP.
13682 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13683 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13684 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13685 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13686 alpha_tls_size_string): Remove.
13687 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13688 (attribute tune): Rename from attribute cpu.
13689 * config/alpha/ev4.md: Update to match.
13690 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13691 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13692 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13693 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13694 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13695 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13697 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13699 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13700 and return without creating new state if before_nops_num is nonzero.
13701 * config/ia64/ia64.md (first_insn): New attribute.
13702 (alloc): Set it to yes.
13704 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13706 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13707 STMT_VINFO_SUBVARS to NULL.
13708 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13710 2005-03-16 Dale Johannesen <dalej@apple.com>
13712 * rtlanal.c (find_first_parameter_load): Rewrite to
13713 return actual first param load or the call if none,
13714 instead of first in block, when not all loads exist.
13716 2005-03-16 Roger Sayle <roger@eyesopen.com>
13718 * optabs.c (expand_copysign_absneg): Make static.
13719 * optabs.h (expand_copysign_absneg): Delete prototype.
13720 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13722 2005-03-16 Richard Henderson <rth@redhat.com>
13724 PR middle-end/15700
13725 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13726 (alias_pairs): Rename from output_defs.
13727 (find_decl_and_mark_needed): Split out from assemble_alias.
13728 (do_assemble_alias): New.
13729 (assemble_output_def): Remove.
13730 (finish_aliases_1, finish_aliases_2): New.
13731 (process_pending_assemble_output_defs): Remove.
13732 (assemble_alias): Defer aliases for which we don't yet have a
13733 non-external decl for the target symbol.
13734 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13735 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13736 * toplev.c (compile_file): Use finish_aliases_2 instead of
13737 process_pending_assemble_output_defs.
13738 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13739 (process_pending_assemble_output_defs): Remove.
13741 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13743 Fix PR tree-optimization/20489
13745 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13746 for empty structures.
13748 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13750 Fix PR tree-optimization/20490
13752 * tree-ssa-pre.c (create_expression_by_pieces): Use
13753 force_gimple_operand on result of fold.
13755 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13757 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13758 of closing parenthesis.
13760 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13762 * builtins.c (expand_movstr): Update a call to
13763 fold_builtin_strcpy.
13764 (expand_builtin_strncpy): Update a call to
13765 fold_builtin_strncpy.
13766 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13767 arguments of CALL_EXPR.
13768 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13769 fold_builtin_strncpy.
13770 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13771 * tree.h: Update the prototypes of fold_builtin_strcpy and
13772 fold_builtin_strncpy.
13774 2005-03-16 Steven Bosscher <stevenb@suse.de>
13775 Dorit Naishlos <dorit@il.ibm.com>
13777 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13778 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13781 2005-03-16 Steven Bosscher <stevenb@suse.de>
13783 * tree-inline.c (walk_type_fields, walk_tree,
13784 walk_tree_without_duplicates): Move from here...
13785 * tree.c: ...to here.
13787 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13789 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13790 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13791 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13792 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13793 (version): Define using $(BASEVER_c).
13794 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13796 (version.o): Depend on version files; add custom generation command.
13797 (prefix.o): Define BASEVER on command line.
13798 (s-iov): Depend on version files; adjust command.
13799 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13801 (gcc-vers.texi): New rule.
13802 (doc/%.info, doc/%.dvi): Add -I . to command line.
13803 (doc/gccinstall.dvi): Likewise.
13804 (PACKAGE): Delete. All uses replaced with "gcc".
13805 * aclocal.m4: Do not include gcc-version.m4.
13806 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13807 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13808 Set is_release based on contents of DEV-PHASE.
13809 Set gcc_version based on contents of BASE-VER.
13810 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13811 * config.in, configure: Regenerate.
13812 * gccbug.in: Determine version of GCC in use at runtime.
13813 * gcov-iov.c: Get version number and development phase from
13814 command line, not by including version.c.
13815 * intl.c: Replace all uses of PACKAGE with "gcc".
13816 * libada-mk.in: Delete unused "gcc_version" variable.
13817 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13818 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13819 commentary to match.
13820 (version_string): Put together from pieces.
13821 * config/alpha/x-vms: Do not use $(gcc_version).
13822 * config/i386/t-nwld: Likewise.
13823 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13824 version-GCC and DEVELOPMENT.
13826 2005-03-15 Roger Sayle <roger@eyesopen.com>
13828 PR tree-optimization/17454
13829 * tree.c (tree_size): Add case for TREE_BINFO.
13830 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13831 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13833 2005-03-15 Roger Sayle <roger@eyesopen.com>
13835 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13836 op1 whilst expanding the signed widenening multiply variant.
13838 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13840 * toplev.c (display_target_options): Avoid unused variable warning if
13841 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13842 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13843 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13844 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13845 (mips_isa_info): New variable.
13846 (mips_parse_cpu): Remove the first argument and leave the caller
13848 (TARGET_HANDLE_OPTION): Override default.
13849 (mips_handle_option): New function. Move option validation code from...
13850 (override_options): ...here. Update calls to mips_parse_cpu.
13851 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13852 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13853 (SUBTARGET_TARGET_OPTIONS): Delete.
13854 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13855 (mno-flush-func, mtune=): New options.
13857 2005-03-15 Roger Sayle <roger@eyesopen.com>
13858 Richard Henderson <rth@redhat.com>
13860 * real.c (c4x_single_format, c4x_extended_format): Provide values
13861 for signbit_ro for c4x's single and extended floating point formats.
13862 * optabs.c (expand_copysign): Use the floating point format's
13863 signbit_ro for expanding via expand_copysign_absneg, and it's
13864 signbit_rw field for expanding via expand_copysign_bit.
13866 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13868 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13869 known_alignment_for_access_p.
13870 (known_alignment_for_access_p): New.
13871 (do_peeling_for_alignment): Field made int instead of bool and renamed
13872 to peeling_for_alignment.
13873 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13874 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13875 functionality used to be in vect_analyze_operations.
13876 (vect_analyze_operations): Code to determine vectorization factor was
13877 moved to vect_determine_vectorization_factor.
13878 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13879 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13881 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13882 be part of vect_analyze_operations).
13883 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13884 creating the guard condition, as the number of iterations may be
13886 (slpeel_tree_peel_loop_to_edge): Use new name of
13887 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13888 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13889 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13890 (vect_do_peeling_for_alignment): Use fold.
13891 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13893 (vect_update_inits_of_dr): Renamed to
13894 vect_update_init_of_dr.
13895 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13896 (vectorizable_store): Fix assertion to use == instead of =.
13898 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13900 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13901 call_used_regs for wCG registers.
13903 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13905 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13906 for non-offsettable memory references to cope with outstanding reload
13907 replacements, take 2.
13909 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13912 * config/i386/i386.h (x86_fisttp): New.
13913 (TARGET_FISTTP): New macro.
13914 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13915 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13916 instruction when fisttp flag is set.
13917 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13919 * config/i386/i386.md (type attribute): Add fisttp.
13920 (unit attribute): Set to i387 for fisttp type.
13921 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13922 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13924 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13925 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13927 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13928 patterns for TARGET_FISTTP. Enable patterns for
13929 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13930 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13931 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13932 implement fisttp x87 insn.
13933 (fix_trunc*_i387_fisttp splitters): New patterns.
13934 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13935 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13936 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13938 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13939 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13940 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13941 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13942 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13943 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13944 Disable patterns for TARGET_FISTTP.
13945 (fix_trunc*_i387 splitters): Implement usign mode macros.
13946 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13947 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13948 (fix_trunx*_sse peephole2s): Implement using mode macros.
13950 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13952 PR rtl-optimization/20291
13953 * combine.c (try_combine): If splitting fails, re-try with
13954 original combined pattern, i.e. before clobber stripping.
13956 2005-03-14 Eric Christopher <echristo@redhat.com>
13958 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13959 STACK_GROWS_DOWNWARD.
13961 2005-03-14 Roger Sayle <roger@eyesopen.com>
13963 * real.h (struct real_format): Split the signbit field into two
13964 two fields, signbit_ro and signbit_rw.
13965 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13966 mips_double_format, ieee_extended_motorola_format,
13967 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13968 ieee_extended_intel_128_format, ibm_extended_format,
13969 mips_extended_format, ieee_quad_format, mips_quad_format,
13970 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13971 i370_double_format, c4x_single_format, c4x_extended_format,
13972 real_internal_format): Update initializers for new field.
13973 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13974 real_format structure.
13975 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13976 field of the real_format structure.
13978 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13980 Fix PR tree-optimization/20458
13982 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13983 DECL_EXTERNAL on STRUCT_FIELD tags.
13984 (clear_call_clobbered): Ditto.
13985 * tree-ssa-operands.c (note_addressable): Make sure the original
13986 variable doesn't slip into the addressable list if we have
13988 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13991 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13993 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13994 (-fwide-exec-charset): Likewise.
13995 (-finput-charset): Likewise.
13996 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13997 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13998 * c.opt (Wnormalized): New.
14000 2005-03-14 Devang Patel <dpatel@apple.com>
14002 * doc/invoke.texi: Add reference to Visibility document.
14004 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14006 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14007 MASK_SPLIT_ADDRESSES.
14008 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14009 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14010 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14011 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14012 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14013 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14014 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14015 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14016 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14017 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14018 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14019 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14020 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14021 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14022 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14023 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14024 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14025 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14026 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14027 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14028 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14029 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14030 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14031 (TARGET_EXPLICIT_RELOCS): Delete.
14032 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14033 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14034 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14035 (override_options): Set MASK_LONG64 if -mint64 is given and no
14036 -mlongXX option is. Complain about -mint64 -mlong32.
14037 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14038 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14039 * config/mips/mips.opt: New file.
14041 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14043 * config.gcc (extra_options): New variable for listing option files.
14044 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14045 * configure.ac (extra_opt_files): New AC_SUBST variable.
14046 (tm_file_list, tm_include_list): Include options.h first.
14047 * configure: Regenerate.
14048 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14049 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14050 (s-options-h): New rule.
14051 (options.h): Depend on it.
14052 (TEXI_GCCINT_FILES): Add options.texi.
14053 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14054 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14055 * target.h (gcc_target): Add default_target_flags and handle_option.
14056 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14057 (TARGET_HANDLE_OPTION): New macros.
14058 (TARGET_INITIALIZER): Include them.
14059 * opt-functions.awk (opt_args, nth_arg): New functions.
14060 (switch_flags): Handle the "Target" flag.
14061 (var_args): Delete.
14062 (var_name): Use opt_args and nth_arg.
14063 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14064 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14065 macros for the "Mask" and "InverseMask" options.
14066 * opts.h (cl_var_cond): New enum.
14067 (cl_option): Replace the "has_set_value" and "set_value" fields with
14068 "var_cond" and "var_value".
14069 (CL_TARGET): New macro.
14070 (option_enabled, print_filtered_help): Declare.
14071 (decode_options): Move definition.
14072 * opts.c (handle_option): Search for the original option before
14073 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14074 var_cond and var_value fields. Use targetm.handle_option to handle
14076 (decode_options): Set target_flags to targetm.default_target_flags.
14077 (print_filtered_help): Make global. Handle CL_TARGET.
14078 (option_enabled): New function.
14079 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14080 (display_target_options, set_target_switch, print_switch_values)
14081 (default_pch_valid_p): Guard uses of target_switches with
14082 #ifdef TARGET_SWITCHES. Also...
14083 (display_target_options): Display the CL_TARGET entries in cl_options.
14084 (set_target_option): Don't complain about the "" option when
14085 TARGET_SWITCHES is undefined.
14086 (print_switch_values): Use option_enabled.
14087 (default_pch_valid_p): Check cl_options[] when looking for something
14088 that has changed the value of target_flags.
14089 * c.opt: Remove documentation from top of file.
14090 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14091 * doc/sourecebuild.texi: Refer to the new options documentation
14092 instead of c.opt. Document machine-specific .opt files.
14093 * doc/tm.texi (target_flags): Say that this variable is declared
14095 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14096 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14098 * doc/options.texi: New file.
14100 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14102 PR middle-end/18628
14103 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14106 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14109 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14110 temporary variable of pointer type if an lvalues is required.
14111 (gimplify_modify_expr_rhs): Request an rvalue from it.
14112 (gimplify_expr): Pass fallback on.
14114 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14116 * cfgbuild.c: Update comments.
14118 2005-03-14 Roger Sayle <roger@eyesopen.com>
14120 PR rtl-optimization/17236
14121 * optabs.c (expand_doubleword_mult): New helper function split out
14122 from expand_binop. Permute the order in which instructions are
14123 emitted to minimize the number of simultaneously live registers.
14124 (expand_binop): Call expand_doubleword_mult to synthesize a double
14125 word multiplication.
14127 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14129 * basic-block.h: Update the prototypes of cached_make_edge and
14131 * cfg.c (cached_make_edge): Take edge_cache representing one
14132 row of the adjacency matrix of edges.
14133 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14134 (make_edges): Initialize edge_cache to represent one row of
14135 the adjacency matrix of edges.
14137 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14139 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14141 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14142 Remove unused removed_phis variable.
14143 (conditional_replacement): Use build1/build2.
14144 (abs_replacement): Use last_and_only_stmt and build1/build2.
14146 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14148 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14149 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14150 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14151 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14152 * c-common.c (handle_novops_attribute): New function.
14153 (c_common_attribute_table): Add "no vops" entry.
14154 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14155 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14156 * tree-ssa-operands.c (get_call_expr_operands): Do not
14157 create virtual operands for calls with ECF_NOVOPS flag.
14158 * tree.h (DECL_IS_NOVOPS): New macro.
14159 (struct tree_decl): Add novops_flag.
14160 (ECF_NOVOPS): New constant.
14162 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14165 * config/i386/i386.c (x86_use_himode_fiop): New.
14166 (x86_use_simode_fiop): Rename from x86_use_fiop.
14167 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14168 (TARGET_USE_HIMODE_FIOP): New.
14169 (x86_use_simode_fiop): Rename from x86_use_fiop.
14170 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14172 * config/i386/i386.md (X87MODEI12): New mode macro define.
14173 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14174 to implement x87 FP compare with HImode input operands.
14175 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14176 Use X87MODEI12 mode macro to handle HImode input operands.
14177 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14178 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14179 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14180 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14181 macro to implement x87 operators with HImode input operands.
14182 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14185 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14187 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14189 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14190 constants invariant.
14192 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14194 * basic-block.h (BB_VISITED): Removed.
14195 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14197 2005-03-14 Falk Hueffner <falk@debian.org>
14200 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14202 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14204 * ggc-zone.c: Fix comment typos.
14206 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14207 stringpool.c, config/mips/mips-protos.h: Update copyright.
14209 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14211 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14212 throughout with its typedef, "rtx".
14213 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14214 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14215 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14216 regs in comment to match code.
14218 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14220 * except.c (check_handled): Make it static.
14221 * except.h: Remove the corresponding prototype.
14223 * function.c (get_func_frame_size): Make it static.
14224 * function.h: Remove the corresponding type.
14226 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14228 * hard-reg-set.h: Remove the corresponding declarations.
14230 * tree-cfg.c (verify_stmts): Check that
14231 bb_for_stmt (stmt) == bb for every PHI node and statement.
14233 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14235 * config.gcc: Remove excess indentation.
14236 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14238 2005-03-13 Roger Sayle <roger@eyesopen.com>
14240 PR middle-end/19331
14241 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14242 * fold-const.c (fold_sign_changed_comparison): Likewise.
14243 (fold_binary): Optimize comparisons against widened operands if
14244 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14246 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14248 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14249 (sparc_override_options): Initialize it.
14250 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14252 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14254 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14255 (reg_or_none500mem_operand): New predicate.
14256 (zero_reg_mem_operand): New predicate.
14257 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14258 to reg_or_none500mem_operand.
14259 (extendsfdf2_fpr): Add MEM alternative.
14260 (extenddftf2_internal): Change operand2 predicate to
14261 zero_reg_mem_operand.
14263 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14265 * ggc-zone.c: Rewritten.
14267 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14269 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14270 * config.in: Regenerated.
14271 * configure: Regenerated.
14272 * gengtype.c (write_types_process_field, write_func_for_structure):
14273 Pass new argument to gt_pch_note_object.
14274 * ggc-common.c (struct ptr_data): Add TYPE.
14275 (gt_pch_note_object): Take TYPE argument and save it.
14276 (call_count): Update call to ggc_pch_count_object.
14277 (call_alloc): Update call to ggc_pch_alloc_object.
14278 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14280 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14281 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14282 (ggc_alloc_zone_stat): Delete.
14283 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14284 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14285 (ggc_pch_alloc_object): Update prototypes.
14286 (garbage_zone): Delete.
14287 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14288 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14290 (tree_id_zone): New variable.
14291 (ggc_alloc_cleared_zone): Remove unused.
14292 (ggc_alloc_zone): Define.
14293 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14294 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14295 ggc_alloc_zone_stat.
14296 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14297 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14298 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14299 (make_node_stat): Likewise. Use tree_id_zone.
14301 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14302 Joseph S. Myers <joseph@codesourcery.com>
14304 * configure.ac: Check for MIPS TLS.
14305 * configure: Regenerated.
14306 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14307 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14308 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14309 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14310 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14311 (mips_classify_symbol, mips_symbolic_constant_p)
14312 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14313 (mips_tls_operand_p, mips_call_tls_get_addr)
14314 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14315 (mips_tls_symbol_ref_1): New functions.
14316 (mips_legitimize_address, mips_legitimize_const_move): Call
14317 mips_legitimize_tls_address.
14318 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14320 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14321 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14322 (mips_char_to_class): Document V1_REG.
14323 (HAVE_AS_TLS): Provide default.
14324 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14326 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14328 (tls_get_tp_<mode>): New instruction.
14330 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14332 * configure.ac: Update checks for target tools.
14333 * configure: Regenerated.
14335 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14337 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14339 2005-03-13 Roger Sayle <roger@eyesopen.com>
14341 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14342 more classes of DImode multiplication by constant. Allow both
14343 multiplication by small negative constants (by performing a
14344 multiplication by a positive constant and negating the result) and
14345 multiplications by large powers of two, by using a left shift.
14347 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14349 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14350 of basic blocks into work_stack.
14352 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14353 config/mips/vr.h: Update copyright.
14355 * c-decl.c (c_init_decl_processing): Remove useless calls to
14356 build_function_type.
14358 * builtins.c (fold_trunc_transparent_mathfn,
14359 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14360 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14361 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14362 fold_builtin_strcpy, fold_builtin_strncpy,
14363 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14366 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14369 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14370 variable determinant.
14372 * tree-cfg.c (group_case_labels): Remove local variable type.
14374 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14377 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14380 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14383 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14384 (*movmemqi_insn): Delete.
14385 (*movmemhi): Delete.
14387 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14389 * builtins.c (fold_builtin_classify): Take decomposed
14390 arguments of CALL_EXPR.
14391 (fold_builtin_1): Update a call to fold_builtin_classify.
14393 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14396 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14397 through into call to parser_xref_tag after parse error.
14398 (c_parser_struct_declaration): Consistently return NULL_TREE on
14401 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14403 * tree-flow-inline.h (ref_contains_array_ref): New function.
14404 (lookup_subvars_for_var): Ditto.
14405 (get_subvars_for_var): Ditto.
14406 (var_can_have_subvars): Ditto.
14408 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14409 (struct subvar): New type.
14411 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14413 * tree-optimize.c (init_tree_optimization_passes): Call
14414 pass_create_structure_vars.
14416 * tree-ssa-alias.c: Include vec.h.
14417 (init_alias_info): Don't auto-clear call clobbered on struct-field
14419 (compute_flow_insensitive_aliasing): Handle subvars.
14420 (group_aliases): Handle STRUCT_FIELD aliases.
14421 (setup_pointers_and_addressables): Ditto.
14422 Don't mark variables non-addressable if they still have
14423 addressable subvars.
14424 Also mark subvars addressable when the real variable is marked
14426 (add_pointed_to_var): Try to prune the pointed-to set by only
14427 pointing to subvars when possible.
14428 Otherwise, make sure we set addresses_needed and pt_vars to
14429 properly include subvars.
14430 (bitpos_of_field): New function.
14431 (push_fields_onto_fieldstack): Ditto.
14432 (get_or_create_used_part_for): Ditto.
14433 (create_overlap_variables_for): Ditto.
14434 (find_used_portions): Ditto.
14435 (create_structure_vars): Ditto.
14436 (pass_create_structure_vars): New structure.
14438 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14439 (get_expr_operands): Handle subvars. Also try to turn
14440 COMPONENT_REF accesses into must-defs now that we can accurately
14442 (note_addressable): Try to only mark as addressable those subvars
14443 we know a COMPONENT_REF touches.
14444 (overlap_subvar): New function.
14446 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14447 Handle subvar storing.
14448 (vect_address_analysis): Update caller of vect_object_analysis.
14450 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14452 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14453 (STMT_VINFO_SUBVARS): New macro.
14455 * common.opts: add flag_tree_salias.
14457 * opts.c (decode_options): flag_tree_salias defaults to on.
14459 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14461 * doc/tree-ssa.texi: Document structural alias analysis.
14463 2005-03-12 Steven Bosscher <stevenb@suse.de>
14465 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14466 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14467 * tree-ssa-operands.c (get_expr_operands): Likewise.
14468 (get_expr_operands): Likewise for ERROR_MARK.
14470 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14472 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14475 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14478 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14479 (mark_operand_necessary): Remove local variable ver.
14481 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14482 variable prefix_len.
14484 * value-prof.c (mod_subtract_transform): Remove local variable
14487 * builtins.c (fold_builtin_exponent): Take decomposed
14488 arguments of CALL_EXPR.
14489 (fold_builtin_1): Update a call to fold_builtin_exponent.
14491 * builtins.c (fold_builtin_logarithm): Take decomposed
14492 arguments of CALL_EXPR.
14493 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14495 * c-decl.c (c_init_decl_processing): Remove local variables
14496 ptr_ftype_void and ptr_ftype_ptr.
14498 * gimplify.c (gimplify_expr): Remove local variables r0 and
14501 * reg-stack.c (move_for_stack_reg): Remove local variable
14503 (compare_for_stack_reg): Remove local variable flags_user.
14504 (convert_regs_1): Remove local variable deleted.
14506 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14508 (combine_blocks): Remove local variables exits and new_e.
14510 * tree-inline.c (expand_call_inline): Remove local variable
14513 * tree-ssa-live.c (create_ssa_var_map,
14514 calculate_live_on_entry): Remove local variable snn.
14516 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14518 * c-lex.c (c_lex_with_flags): Add parameter to call to
14521 2005-03-11 Per Bothner <per@bothner.com>
14523 * c-tree.h (struct c_declarator): New id_loc field.
14524 * c-pragma.h (c_lex_with_flags): Take position reference.
14525 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14526 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14527 (c_lex): Pass dummy location to c_lex_with_flags.
14528 * c-parser.c (c_lex_one_token): Set c_token's location using
14529 c_lex_with_flags, instead of input_location, which might be "ahead".
14530 (c_parser_direct_declarator): Set declarator's id_loc from
14532 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14533 declarator's id_loc, rather than probably-imprecise input_location.
14534 (build_id_declarator): Initialize c_declarator's id_loc field.
14536 2005-03-11 Roger Sayle <roger@eyesopen.com>
14538 PR middle-end/20419
14539 * builtins.c (expand_builtin_signbit): Force the signbit's word
14540 into an integer register to avoid SUBREGs of floating point modes.
14542 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14544 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14545 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14546 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14547 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14549 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14551 PR rtl-optimization/20306
14552 * expr.c (emit_move_complex): Set try_int false if mode is
14553 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14554 emit_block_move if try_int is true.
14556 2005-03-11 Richard Henderson <rth@redhat.com>
14559 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14560 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14563 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14565 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14566 (TARGET_FIX_VR4130): New macro.
14567 (TARGET_OPTIONS): Add -mfix-vr4130.
14568 (ISA_HAS_MACCHI): New macro.
14569 (ASM_SPEC): Add -mfix-vr4130.
14570 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14571 (override_options): Handle mips_fix_vr4130_string.
14572 (mips_avoid_hazards): Clear all_noreorder_p
14573 if we're working around VR4130 errata and the macc alternatives
14575 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14576 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14577 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14578 (MULTILIB_DEFAULTS): Remove leading "march=".
14579 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14580 if no architecture option is given.
14581 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14583 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14584 * doc/invoke.texi: Document -mfix-vr4130.
14586 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14588 * config/mips/mips.c (override_options): Only warn about -mint64
14589 deprecation if TARGET_INT64.
14591 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14593 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14594 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14595 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14596 are non-specific regarding the nonnull parameter positions.
14597 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14598 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14599 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14600 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14602 * builtins.def: Use the non-specific "nonnull" attibute lists.
14604 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14606 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14607 single_pred_edge, single_succ, single_pred): Improve comments.
14609 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14611 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14612 single_pred_edge, single_succ, single_pred): New inline functions.
14613 * bb-reorder.c (rotate_loop, find_traces_1_round,
14614 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14615 duplicate_computed_gotos): Use the single_succ/pred functions.
14616 * cfganal.c (forwarder_block_p): Ditto.
14617 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14618 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14619 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14620 merge_seq_blocks): Ditto.
14621 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14622 * cfglayout.c (fixup_reorder_chain): Ditto.
14623 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14624 canonicalize_loop_headers, verify_loop_structure): Ditto.
14625 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14626 mfb_update_loops, create_preheader, force_single_succ_latches,
14627 create_loop_notes): Ditto.
14628 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14629 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14630 commit_one_edge_insertion, purge_dead_edges,
14631 cfg_layout_can_merge_blocks_p): Ditto.
14632 * except.c (sjlj_emit_function_enter): Ditto.
14633 * flow.c (init_propagate_block_info): Ditto.
14634 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14635 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14636 insert_insn_end_bb): Ditto.
14637 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14638 find_if_case_2): Ditto.
14639 * lambda-code.c (perfect_nestify): Ditto.
14640 * lcm.c (optimize_mode_switching): Ditto.
14641 * loop-doloop.c (doloop_modify): Ditto.
14642 * loop-init.c (loop_optimizer_init): Ditto.
14643 * loop-iv.c (simplify_using_initial_values): Ditto.
14644 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14645 * loop-unswitch.c (unswitch_loop): Ditto.
14646 * modulo-sched.c (generate_prolog_epilog): Ditto.
14647 * predict.c (combine_predictions_for_insn, estimate_probability,
14648 tree_estimate_probability, last_basic_block_p,
14649 estimate_bb_frequencies): Ditto.
14650 * profile.c (branch_prob): Ditto.
14651 * regrename.c (copyprop_hardreg_forward): Ditto.
14652 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14653 * tracer.c (layout_superblocks): Ditto.
14654 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14655 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14656 cleanup_control_expr_graph, disband_implicit_edges,
14657 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14658 tree_verify_flow_info, tree_make_forwarder_block,
14659 tree_forwarder_block_p, remove_forwarder_block,
14660 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14661 * tree-if-conv.c (tree_if_conversion): Ditto.
14662 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14663 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14664 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14665 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14666 copy_loop_headers): Ditto.
14667 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14668 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14669 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14670 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14671 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14672 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14673 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14674 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14675 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14676 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14677 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14678 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14679 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14680 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14681 slpeel_add_loop_guard): Ditto.
14683 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14685 PR tree-optimization/15784
14686 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14689 * stmt.c (expand_case): Don't change index_type. Convert minval
14690 to the proper type.
14692 PR tree-optimization/20130
14693 * fold-const.c (fold): Fold x * -1 into -x.
14695 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14697 PR rtl-optimization/20331
14698 * rtlanal.c (modified_between_p): Check its address first for MEM.
14699 (modified_in_p): Likewise.
14701 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14703 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14705 2005-03-10 Steven Bosscher <stevenb@suse.de>
14707 * expr.c (expand_expr_real_1): If possible, use a conditional
14708 move for expanding MIN_EXPR and MAX_EXPR.
14709 Use temp for moving around rtx-en.
14711 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14714 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14717 2005-03-10 Roger Sayle <roger@eyesopen.com>
14719 * builtins.c (expand_builtin_signbit): Extend to handle floating
14720 point modes wider than the largest integer type, using the
14721 operand_subword_force function to obtain the signbit's word.
14723 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14726 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14727 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14729 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14731 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14733 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14735 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14737 (perform_edge_inserts): Unconditionally call
14738 free_dominator_info.
14740 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14742 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14744 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14746 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14748 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14750 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14752 (rtl_register_value_prof_hooks,
14753 tree_value_profile_transformations,
14754 tree_register_value_prof_hooks): Likewise.
14755 * var-tracking.c (stack_adjust_offset_pre_post,
14756 variable_htab_free, variable_union, dataflow_set_different_2,
14757 count_uses, variable_was_changed, set_frame_base_location,
14758 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14759 vt_add_function_parameters): Likewise.
14760 * varasm.c (named_section_real, named_section, make_decl_rtl,
14761 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14762 const_hash_1, compare_constant, copy_constant, force_const_mem,
14763 output_constant_pool_2, output_constant_pool_1, output_constant,
14764 output_constructor, make_decl_one_only, decl_tls_model,
14765 default_no_named_section, default_elf_select_section_1,
14766 default_unique_section_1): Likewise.
14767 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14768 * vmsdbgout.c (addr_const_to_string): Likewise.
14771 * function.c (struct assign_parm_data_one): Remove last_named
14773 (assign_parm_find_data_types): Don't determine last_named.
14774 Reorder named_parm determination.
14775 (assign_parms): Only setup varargs on the last non-varadic
14778 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14780 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14781 sda base address on medium model.
14783 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14785 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14786 * cfgloop.c (flow_loop_nodes_find): Export.
14787 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14789 * cfgloopmanip.c (fix_loop_structure): New function.
14790 * predict.c (predict_loops): Clean up the loops information.
14791 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14792 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14794 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14795 (rewrite_into_loop_closed_ssa): Declaration changed.
14796 * tree-loop-linear.c (linear_transform_loops): Add argument to
14797 rewrite_into_loop_closed_ssa call.
14798 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14799 * tree-ssa-loop-im.c (move_computations): Ditto.
14800 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14801 * tree-vectorizer.c (vectorize_loops): Ditto.
14802 * tree-optimize.c: Include cfgloop.h.
14803 (execute_todo): Choose whether to call cleanup_tree_cfg or
14804 cleanup_tree_cfg_loop.
14805 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14806 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14807 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14808 cleanup_tree_cfg_loop call.
14809 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14810 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14811 work on part of cfg.
14813 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14815 PR inline-asm/20314
14816 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14817 with multiple alternatives.
14819 * stmt.c (parse_output_constraint): Fix a typo.
14821 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14823 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14824 assembly directive instead of deprecated "no-generics".
14826 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14828 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14829 for non-offsettable memory references to cope with outstanding reload
14831 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14832 avoid losing outstanding address reloads.
14833 ("reload_outdi", "reload_outdf"): Likewise.
14835 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14837 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14838 code. Add more cbrt transformations.
14840 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14842 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14844 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14846 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14847 NULL_TREE when a given tree is not simplified.
14848 (fold): Return the original tree when any of the functions
14849 mentioned above NULL_TREE.
14851 * fold-const.c (fold_unary, fold_binary): Take decomposed
14852 arguments, code, type, op0, and op1 in case of fold_binary.
14853 (fold): Update calls to fold_unary and fold_binary.
14855 2005-03-09 Roger Sayle <roger@eyesopen.com>
14857 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14858 a fndecl and an arglist instead of a CALL_EXPR, exp.
14860 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14862 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14864 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14866 * expr.c (expand_assignment): Remove orig_to_rtx.
14868 * fold-const.c (int_const_binop): Remove no_overflow.
14870 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14872 * loop-iv.c (get_biv_step_1): Remove lhs.
14874 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14876 * real.c (real_nan): Remove neg.
14878 * function.c (thread_prologue_and_epilogue_insns): Remove i
14881 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14884 * tree-eh.c (tree_could_trap_p): Remove idx.
14886 * tree-into-ssa.c (ann): Remove ann.
14888 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14890 * tree-sra.c (decide_block_copy): Remove inst_count.
14892 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14894 * tree-ssa-loop-im.c (lhs): Remove.
14896 * cfgbuild.c (state, STATE, SET_STATE,
14897 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14899 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14900 (find_basic_blocks): Set the state of each basic block to
14903 2005-03-08 Jeff Law <law@redhat.com>
14905 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14906 goto results in the removal of edges in the CFG, then we need
14907 to recompute dominators.
14909 2005-03-09 Ben Elliston <bje@au.ibm.com>
14911 * c-common.c (c_do_switch_warnings): Comment fix.
14913 2005-03-08 Julian Brown <julian@codesourcery.com>
14915 * Patch from 2005-03-08 reverted for causing regressions and
14916 ppc-darwin bootstrap failure.
14918 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14920 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14921 Define the real function for ppc-darwin.
14922 * c-typeck.c (convert_arguments): Check for target-specific
14923 invalid argument call to unprototyped function.
14924 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14926 * target.h (invalid_arg_for_unprototyped_fn): New field
14928 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14929 default target hook.
14930 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14933 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14935 * c-typeck.c (constructor_stack, constructor_range_stack,
14936 initializer_stack): Make them static.
14938 * cfg.c (rbi_pool): Make it static.
14940 * gimple-low.c (lower_stmt_body): Make it static.
14941 * tree-flow.h: Remove the corresponding prototype. Don't
14942 declare lower_data.
14944 * sched-deps.c (cache_size): Make it static.
14946 * stor-layout.c (lang_adjust_rli): Make it static.
14948 2005-03-08 Julian Brown <julian@codesourcery.com>
14950 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14951 from being used for symbols with vague linkage when
14952 HAVE_GAS_COMDAT_GROUP is true.
14954 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14956 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14957 nlabel == JUMP_LABEL (jump).
14959 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14961 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14962 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14963 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14964 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14966 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14969 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14970 * c-common.c (handle_returns_twice): New function.
14971 (c_common_attribute_table): Declare eturns_twice' attribute.
14972 * doc/extend.texi: Document eturns_twice' attribute.
14973 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14974 (struct tree_decl): Add returns_twice_flag.
14976 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14978 * tree-ssa-phiopt.c: Fix a comment typo.
14980 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14981 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14982 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14985 2005-03-08 Richard Henderson <rth@redhat.com>
14987 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14988 builtin codes with ctzdi2, clzdi2, popcountdi2.
14989 (struct alpha_builtin_def): Add is_const.
14990 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14991 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14992 (alpha_init_builtins): Init them. Set nothrow and const attributes
14994 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14995 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14996 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14997 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14998 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14999 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15000 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15001 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15002 (TARGET_FOLD_BUILTIN): New.
15003 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15004 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15006 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15008 2005-03-08 Ira Rosen <irar@il.ibm.com>
15010 PR tree-optimization/20122
15011 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15012 condition of access function instead of base.
15014 2005-03-07 Jeff Law <law@redhat.com>
15015 Steven Bosscher <stevenb@suse.de>
15017 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15018 (find_taken_edge): Call find_taken_edge_computed_goto as
15019 appropriate. Allow any gimple invariant rather than just
15020 INTEGER_CST for VAL.
15021 (cleanup_control_flow): Cleanup a computed goto which has turned
15022 into a simple goto.
15023 (tree_merge_blocks): If block B has any forced labels, move
15024 them to the start of block A.
15025 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15026 computed gotos as well.
15027 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15028 removal of unnecessary computed gotos too.
15029 (lookup_redirection_data): Fix type of INSERT argument. Callers
15032 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15034 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15035 Remove trailing spaces.
15037 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15038 unshare_all_trees): Make them static.
15039 * tree-gimple.h: Remove the corresponding prototypes.
15041 * diagnostic.h: Remove unused prototype
15042 debug_output_buffer.
15043 * modulo-sched.c: Remove unused prototype
15044 set_row_column_for_ps.
15046 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15047 replace_phi_edge_with_variable): Remove unused variable i.
15049 2005-03-07 Per Bothner <per@bothner.com>
15051 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15053 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15056 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15057 bbs on the COND_EXPR instead of the PHI_NODEs.
15058 (candidate_bb_for_phi_optimization): Remove.
15059 (replace_phi_with_stmt): Rename to ...
15060 (replace_phi_edge_with_variable): this and change so that we
15061 replace the phi argument instead of removing the PHI.
15062 (conditional_replacement): Change so we deal with PHI with more
15063 than two arguments.
15064 (value_replacement): Likewise.
15065 (abs_replacement): Likewise.
15067 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15069 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15070 output_e500_flip_gt_bit.
15072 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15074 (rs6000_generate_compare): Fix logic to look at the correct bits.
15075 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15077 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15078 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15079 gen_move_from_CR_gt_bit.
15081 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15082 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15083 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15085 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15086 (E500_CR_IOR_COMPARE): New constant.
15088 2005-03-08 Earl Chew <earl_chew@agilent.com>
15089 David Billinghurst <David.Billinghurst@riotinto.com>
15091 * config/i386/host-cygwin.c: New file to support precompiled
15093 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15094 * config.host: Use above files for cygwin host.
15096 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15098 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15099 ordering ops from earlier change.
15101 2005-03-07 Per Bothner <per@bothner.com>
15103 Various fixes to allow us to again build if --enable-mapped-location:
15104 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15105 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15106 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15107 local variable loc. Change logic appropriately.
15108 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15109 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15110 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15111 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15112 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15114 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15116 PR rtl-optimization/19683
15117 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15118 number of bytes, to smallest_int_for_mode. Fix arguments to
15119 REG_CANNOT_CHANGE_MODE_P.
15121 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15123 * reorg.c (relax_delay_slots): Check that the jump is
15124 conditional before trying to invert it.
15126 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15128 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15131 * calls (stack_arg_under_construction): Make it static.
15133 * flow.c (regs_live_at_setjmp): Make it static.
15134 * flow.h: Remove the corresponding prototype.
15136 * reload1.c (reload_startobj, reload_firstobj,
15137 something_needs_operands_changed, reload_inherited,
15138 reload_inheritance_insn, reload_override_in,
15139 reload_spill_index): Make them static.
15141 * recog.c (verify_changes): Make it static.
15142 * recog.h: Remove the corresponding prototype.
15144 * cfgbuild.c (find_sub_basic_blocks): Remove.
15145 * basic-block.h: Remove the corresponding prototype.
15146 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15148 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15150 * tree-ssa-operands.c (check_build_stmt): Remove.
15152 * stor-layout.c (set_alignment): Remove.
15153 * tree.h: Remove the corresponding prototype.
15155 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15157 * tree-ssa-dce.c (control_dependence_map,
15158 visited_control_parents): Make them static.
15160 * cfghooks.c (verify_flow_info): Remove local variable
15163 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15166 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15168 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15170 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15172 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15174 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15175 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15176 PARALLEL for an empty structure.
15178 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15180 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15182 * fold-const.c (fold_binary): Unroll the very first "for"
15185 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15187 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15188 redundant match_code test.
15189 (scc_comparison_operator): Swap match_operand and match_code
15191 (branch_positive_comparison_operator): Same.
15192 (trap_comparison_operator): Use comparison_operator and swap with
15195 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15198 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15199 (out_movhi_r_mr): Read low byte of volatile MEM first.
15200 (out_movhi_mr_r): Write high byte of volatile MEM first.
15202 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15204 * cselib.c (reg_values, reg_values_size): Make them static.
15206 * cse.c (cse_reg_info_table): Make it static.
15208 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15210 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15212 * cse.c (find_best_addr): Use canon_for_address.
15214 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15216 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15217 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15218 SUBREG and MEM, respectively.
15220 * fold-const.c (fold_binary): Use code instead of t.
15222 * fold-const.c (optimize_minmax_comparison): Take decomposed
15223 arguments code, type, op0, and op1 instead of t.
15224 (fold_binary): Update a call to optimize_minmax_comparison.
15226 * fold-const.c (fold_range_test): Take decomposed arguments
15227 code, type, op0, and op1 instead of t.
15228 (fold_binary): Update a call to fold_range_test.
15230 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15231 decomposed arguments code, type, op0, and op1 instead of t.
15232 (fold_binary): Update a call to fold_range_test.
15234 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15236 * fold-const.c (fold_binary): Avoid directly using the original
15237 expression t as much as possible.
15239 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15241 * c-semantics.c (build_stmt): Use TYPE_P instead of
15242 IS_NON_TYPE_CODE_CLASS.
15243 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15244 (NON_TYPE_CHECK): Use TYPE_P instead of
15245 IS_NON_TYPE_CODE_CLASS.
15247 * fold-const.c (fold): Remove handling of binary expressions.
15249 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15251 * doc/c-tree.texi: Wrap comments in @r{}.
15252 * doc/cpp.texi: Likewise.
15253 * doc/cppinternals.texi: Likewise.
15254 * doc/extend.texi: Likewise.
15255 * doc/md.texi: Likewise.
15256 * doc/objc.texi: Likewise.
15257 * doc/sourcebuild.texi: Likewise.
15258 * doc/tm.texi: Likewise.
15259 * doc/tree-ssa.texi
15261 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15263 * predict.c (apply_return_prediction): Standardize PHI chain
15265 * tree-ssa.c (ssa_redirect_edge): Likewise.
15267 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15268 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15271 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15272 * tree-flow.h: Adjust the prototype for remove_phi_node.
15273 * lambda-code.c (perfect_nestify): Adjust a call to
15276 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15277 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15279 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15280 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15281 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15282 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15284 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15285 of GEN_INT (trunc_int_for_mode (...)).
15286 * loop-iv.c (iv_number_of_iterations): Likewise.
15287 * postreload.c (reload_cse_move2add): Likewise.
15288 * simplify-rtx.c (simplify_const_unary_operation,
15289 simplify_const_binary_operation): Likewise.
15290 * stor-layout.c (get_mode_bounds): Likewise.
15292 * fold-const.c (fold_binary): New.
15293 (fold): Call fold_binary on binary expressions.
15295 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15297 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15298 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15299 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15300 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15301 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15303 2005-03-04 Devang Patel <dpatel@apple.com>
15305 PR tree-optimization/18815
15306 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15307 loops with zero exit edges.
15309 2005-03-04 Devang Patel <dpatel@apple.com>
15311 * doc/invoke.texi: Remove reference to webpage that does not exist.
15313 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15314 Joseph S. Myers <joseph@codesourcery.com>
15317 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15318 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15319 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15320 * pa.c (get_plabel): Change argument to symbol_ref. Call
15321 maybe_get_identifier instead of get_identifier.
15322 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15323 (struct deferred_plabel): Replace name field with symbol field.
15324 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15325 ASM_OUTPUT_EXTERNAL_REAL is defined.
15326 (output_global_address): Use output_addr_const for output of all
15328 (output_deferred_plabels): Use symbol_ref instead of name for address
15330 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15331 ASM_OUTPUT_SYMBOL_REF): New macros.
15332 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15334 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15337 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15339 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15340 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15342 2005-03-04 Jeff Law <law@redhat.com>
15344 * basic-block.h (rediscover_loops_after_threading): Declare.
15345 * tree-ssa-dom.c: Include cfgloop.h.
15346 (tree_ssa_dominator_optimize): Discover loops and some basic
15347 properties. Remove forwarder blocks recreated by loop header
15348 canonicalization. Also mark backedges in the CFG.
15349 * tree-ssa-threadupdate.c: Include cfgloop.h
15350 (rediscover_loops_after_threading): Define.
15351 (struct local_info): New field, JUMP_THREADED.
15352 (prune_undesirable_thread_requests): New function.
15353 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15354 then record that fact for the callers of redirct_edges.
15355 (thread_block): If BB has incoming backedges, then call
15356 prune_undesirable_thraed_requests. Note when we are
15357 going to have to rediscover loop information. Return a
15358 boolean indicating if any jumps were threaded.
15359 (thread_through_all_blocks): Bubble up boolean indicating
15360 if any jumps were threaded.
15361 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15362 (tree-ssa-threadupdate.o): Similarly.
15364 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15366 * fold-const.c (fold_ternary): Unroll the "for" loop to
15369 2005-03-04 Andrew Haley <aph@redhat.com>
15371 * unwind-dw2-fde-glibc.c (struct
15372 unw_eh_callback_data.check_cache): New field.
15373 (frame_hdr_cache): New.
15374 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15375 Cache frame header info.
15377 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15379 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15380 (print_c_condition): Declare.
15381 * read-rtl.c (ptr_loc): New structure.
15382 (ptr_locs, ptr_loc_obstack, joined_conditions)
15383 (joined_conditions_obstack): New variables.
15384 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15385 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15386 (join_c_conditions, print_c_condition): New functions.
15387 (apply_macro_to_string): Associate the new string with the same
15388 source location as the old one.
15389 (add_condition_to_string): Use join_c_conditions.
15390 (read_string): Use set_rtx_ptr_loc to record a filename and line
15391 number for the string.
15392 (read_rtx): Initialize the new variables above.
15393 * genattrtab.c (write_test_expr, write_attr_value): Use
15395 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15396 comment above the GCC_VERSION check.
15397 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15398 Inline the definition of MAYBE_EVAL.
15399 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15400 * genoutput.c (process_template): Likewise.
15401 * genpreds.c (write_predicate_subfunction): Likewise.
15402 (write_predicate_expr): Use print_c_condition.
15403 * genrecog.c (write_cond): Likewise.
15404 * gensupport.c (process_rtx): Use join_c_conditions to join the
15405 conditions of a define_insn_and_split. Record a source location
15406 for the string after the "&&".
15407 (alter_test_for_insn): Use join_c_conditions.
15409 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15412 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15413 PR tree-optimization/15784
15414 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15417 2005-03-04 Ben Elliston <bje@au.ibm.com>
15419 * gcc.c (option_map): Add --coverage.
15420 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15421 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15422 * config/darwin.h: Pass -lgcov for `coverage'.
15423 * doc/invoke.texi (Debugging Options): Document --coverage.
15425 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15427 * gcse.c (bypass_block): Use find_edge wherever possible.
15429 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15433 * c-opts.c (c_common_parse_file): Call start_source_file
15434 and end_source_file at the approriate times.
15436 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15437 the main file, it will be done for us now.
15439 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15441 * fold-const.c (fold_ternary): New.
15442 (fold): Call fold_ternary on ternary expressions. Remove
15443 handling of ternary expressions.
15445 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15447 PR tree-optimization/15784
15448 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15451 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15453 * config/rs6000/predicates.md (branch_comparison_operator):
15454 Convert from C block to conditional format.
15456 2005-03-03 Jan Hubicka <jh@suse.cz>
15458 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15459 and non-constant public variables.
15461 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15463 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15466 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15469 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15470 calls to release_ssa_name and release_phi_node.
15472 * fold-const.c (fold): Remove handling of unary expressions.
15474 * fold-const.c (fold_unary): Avoid directly using the original
15475 expression t as much as possible.
15477 2005-03-03 Roger Sayle <roger@eyesopen.com>
15478 Andrew Pinski <pinskia@physics.uc.edu>
15480 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15481 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15483 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15485 Describe special registers SRP and MOF as allocatable registers.
15486 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15487 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15488 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15489 TARGET_HAS_MUL_INSNS.
15490 (cris_print_operand) <case 'd'>: New case.
15491 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15492 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15494 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15495 (REG_ALLOC_ORDER): Update for MOF.
15496 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15498 (GENERAL_REGS): No longer a define of ALL_REGS.
15499 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15500 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15501 Adjust accordingly.
15502 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15503 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15504 (SECONDARY_RELOAD_CLASS): Define.
15505 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15506 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15507 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15508 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15509 (REGISTER_MOVE_COST): Define.
15510 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15511 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15512 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15513 (CRIS_MOF_REGNUM): New define_constants.
15514 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15516 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15518 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15519 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15520 Adjust for MOF being properly described as a register.
15521 (indir_to_reg_split): Name this split. Conditionalize on the
15522 destination register being a general register.
15523 (movei): Conditionalize on on operands 0 and 1 having the same
15526 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15529 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15530 -mcpu to override any other explicitly given flags.
15532 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15534 * recog.c (verify_changes, confirm_change_group): New functions,
15535 broken out of apply_change_group.
15536 (apply_change_group): Use them.
15537 * recog.h (verify_change, confirm_change_group): Declare.
15538 * rtl.h (redirect_jump_2): Declare.
15539 * jump.c (redirect_exp, invert_exp): Delete.
15540 (invert_exp_1): Take second parameter. Return value. Changed caller.
15541 (redirect_jump_2): New function, broken out of redirect_jump.
15542 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15543 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15544 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15546 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15548 * varasm.c (named_section): Use xstrdup rather than doing it by
15551 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15553 2005-03-02 Devang Patel <dpatel@apple.com>
15555 Undo PR tree-optimization/18815 fix.
15557 2005-03-02 Devang Patel <dpatel@apple.com>
15559 PR tree-optimization/18815
15560 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15561 loops with zero exit edges.
15563 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15565 * cfg.c (connect_src, connect_dest, disconnect_src,
15566 disconnct_dest): New.
15567 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15568 redirect_edge_pred): Use the new functions.
15570 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15571 free_dominance_info only when needed.
15573 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15576 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15577 (reg_or_sub_cint64_operand): Same.
15579 2005-03-02 Jeff Law <law@redhat.com>
15581 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15582 CFG_ALTERED in the main DOM iteration loop.
15584 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15587 * varasm.c (initializer_constant_valid_p): Allow conversions
15588 between OFFSET_TYPEs. Tidy.
15590 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15592 * config/cris/cris.md ("return"): Remove epilogue delay list
15595 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15597 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15599 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15601 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15603 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15604 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15605 config/m68k/m68k.c, config/mips/mips.h,
15606 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15607 doc/include/gcc-common.texi: Update copyright.
15609 PR middle-end/18029 and PR middle-end/18030
15610 * expr.c (optimize_bitfield_assignment_op): Add a special case
15611 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15613 * fold-const.c (fold_unary): New.
15614 (fold): Call fold_unary on unary expressions.
15616 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15618 * cgraph.h (struct cgraph_edge): Add prev_caller and
15619 prev_callee fields.
15620 (cgraph_node_remove_callees): Export.
15621 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15623 (cgraph_edge_remove_callee): New function.
15624 (cgraph_edge_remove_caller): Likewise.
15625 (cgraph_remove_edge): Use.
15626 (cgraph_redirect_edge_callee): Likewise.
15627 (cgraph_node_remove_callees): New function.
15628 (cgraph_node_remove_callers): Likewise.
15629 (cgraph_remove_node): Use.
15630 * tree-optimize.c (tree_rest_of_compilation): Use
15631 cgraph_node_remove_callees instead of manual loop.
15632 * cgraphunit.c (cgraph_finalize_function): Likewise.
15633 (cgraph_expand_function): Likewise.
15634 (cgraph_remove_unreachable_nodes): Likewise.
15636 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15639 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15641 * c-decl.c (undeclared_variable): Take location as argument.
15642 * c-typeck.c (build_external_ref): Likewise.
15643 * c-parser.c (c_parser_postfix_expression): Pass location of
15644 identifier to build_external_ref.
15646 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15648 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15649 CCEQ mode for branch_positive_comparison_operator test.
15650 * config/rs6000/predicates (branch_comparison_operator): Revert to
15652 (scc_comparison_operator): Same.
15653 (branch_positive_comparison_operator): Same.
15655 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15657 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15658 (cris_delay_slots_for_epilogue): Remove.
15659 (save_last): Move into cris_target_asm_function_epilogue.
15660 (cris_target_asm_function_epilogue): Remove tests for file being
15662 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15663 (cris_delay_slots_for_epilogue): Remove prototypes.
15664 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15665 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15667 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15669 * config/rs6000/predicates.md (branch_comparison_operator): Change
15670 to define_special_predicate.
15671 (scc_comparison_operator): Same.
15672 (branch_positive_comparison_operator): Same.
15674 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15676 * Makefile.in (tree-ssa-sink.o): New.
15677 (OBJS-common): Add tree-ssa-sink.o.
15678 * common.opt: Add -ftree-sink
15679 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15680 * timevar.def (TV_TREE_SINK): new timevar.
15681 * tree-flow.h (is_hidden_global_store): Prototype.
15682 * tree-optimize.c (init_tree_optimization_passes): Add
15684 * tree-pass.h (pass_sink_code): New.
15685 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15686 for non-obvious global store store to is_hidden_global_store, and
15687 call that new function.
15688 * tree-ssa-sink.c: New file.
15689 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15690 * doc/passes.texi: Document forward store motion.
15691 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15692 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15693 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15694 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15696 2005-03-01 Per Bothner <per@bothner.com>
15698 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15699 and we have a non-zero column-number, add it to the message.
15700 Also factor out the diagnostic_kind_text.
15702 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15704 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15705 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15706 flow_loop_scan): Removed.
15707 (flow_loop_dump): Do not dump removed fields.
15708 (flow_loop_free): Do not free removed fields.
15709 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15710 (loop_exit_edge_p): New function.
15711 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15712 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15713 num_exits, exits_doms.
15714 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15715 LOOP_EDGES, LOOP_ALL): Removed.
15716 (flow_loop_scan): Declaration removed.
15717 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15718 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15720 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15721 (if_convert): Call flow_loops_find and flow_loops_free
15722 when calling mark_loop_exit_edges.
15723 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15724 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15725 free_dominance_info calls.
15726 * loop-init.c (flow_loops_find): Ditto.
15727 * passes.c (rest_of_handle_branch_prob): Ditto.
15728 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15729 * loop-unroll.c (analyze_insns_in_loop): Do not use
15731 * predict.c (predict_loops): Do not call flow_loop_scan.
15732 Use get_loop_exit_edges.
15733 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15734 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15735 Do not use EDGE_LOOP_EXIT.
15736 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15737 to bb_with_exit_edge_p.
15738 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15739 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15740 to bb_with_exit_edge_p.
15741 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15743 * tree-loop-linear.c (linear_transform_loops): Do not call
15744 flow_loop_scan. Use loop->single_exit.
15745 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15746 (vect_analyze_loop_form): Do not call flow_loop_scan.
15747 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15749 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15751 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15752 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15753 slpeel_tree_duplicate_loop_to_edge_cfg,
15754 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15755 Use loop_preheader_edge and loop->single_exit. Do not call
15758 2005-03-01 Nick Clifton <nickc@redhat.com>
15760 * config/arm/arm.c (thumb_find_work_register): Check all of the
15761 argument registers to see if they are free, and a couple of
15762 special cases where the last argument register but can be proved
15763 to be available during the function's prologue.
15764 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15765 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15766 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15768 (thumb_compute_save_reg_mask): Likewise. Also use
15769 thumb_find_work_register() to ensure that there is agreement about
15770 which work register is going to be used in the prologue.
15771 (thumb_output_function_prologue): Use unsigned long as the type
15772 for the register bit-mask. Also delay pushing the link register if
15773 other high registers are going to be pushed.
15774 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15775 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15776 redundant prototypes.
15778 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15781 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15782 and after reload in REG+REG indexed addresses without REG_POINTER
15783 set in the base and not set in the index.
15785 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15787 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15788 Don't undefine here.
15789 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15790 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15791 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15792 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15793 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15795 * config.gcc (sh*-*-linux*): Use config/linux.h.
15797 2005-02-28 Dale Johannesen <dalej@apple.com>
15798 Stan Shebs <shebs@apple.com>
15800 Rewrite of 64-bit Darwin structure-by-value pass/return.
15801 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15802 intoffset, use_stack, named.
15803 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15804 (rs6000_darwin64_record_arg_advance_flush): New.
15805 (rs6000_darwin64_record_arg_advance_recurse): New.
15806 (rs6000_darwin64_record_arg_flush): New.
15807 (rs6000_darwin64_record_arg_recurse): New.
15808 (rs6000_darwin64_record_arg): New.
15809 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15810 (function_arg_boundary): Handle 128-bit aligned structs.
15811 (function_arg_advance): Rewrite darwin64 struct handling.
15812 (function_arg): Call rs6000_darwin64_record_arg.
15813 (function_arg_partial_nregs): Handle darwin64 structs.
15814 (rs6000_darwin64_function_value): Remove.
15815 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15817 2005-02-28 Roger Sayle <roger@eyesopen.com>
15819 PR tree-optimization/20216
15820 * tree-chrec.c (tree_fold_factorial): Delete.
15821 (tree_fold_binomial): Change argument list to take a return type
15822 and change the type of K to unsigned int. Rewrite to avoid explicit
15823 evaluation of factorials, and (recursively) calling fold to perform
15824 compile-time arithmetic. Return NULL on (internal) overflow.
15825 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15826 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15827 if any intermediate calculation overflows.
15828 (chrec_apply): Update call to chrec_evaluate.
15830 2005-02-28 James E Wilson <wilson@specifixinc.com>
15832 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15834 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15837 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15838 instead of NULL_TREE on error.
15840 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15842 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15843 (EASY_VECTOR_15_ADD_SELF): Remove.
15844 (num_insns_constant_wide): Not static.
15845 (validate_condition_mode): Not static.
15846 (toc_relative_expr_p): Not static.
15847 (legitimate_indirect_address_p): Not static.
15848 (macho_lo_sum_memory_operand): Not static.
15849 (invalid_e500_subreg): Not static.
15850 (easy_vector_same): Not static.
15851 (easy_vector_splat_const): Not static.
15852 (RS6000_SYMBOL_REF_TLS_P): Remove.
15853 (any_operand): Delete.
15854 (any_parallel_operand): Delete.
15855 (count_register_operand): Delete.
15856 (altivec_register_operand): Delete.
15857 (xer_operand): Delete.
15858 (s8bit_cint_operand): Delete.
15859 (short_cint_operand): Delete.
15860 (u_short_cint_operand): Delete.
15861 (non_short_cint_operand): Delete.
15862 (exact_log2_cint_operand): Delete.
15863 (gpc_reg_operand): Delete.
15864 (cc_reg_operand): Delete.
15865 (cc_reg_not_cr0_operand): Delete.
15866 (reg_or_short_operand): Delete.
15867 (reg_or_neg_short_operand): Delete.
15868 (reg_or_aligned_short_operand): Delete.
15869 (reg_or_u_short_operand): Delete.
15870 (reg_or_cint_operand): Delete.
15871 (reg_or_arith_cint_operand): Delete.
15872 (reg_or_add_cint64_operand): Delete.
15873 (reg_or_sub_cint64_operand): Delete.
15874 (reg_or_logical_cint_operand): Delete.
15875 (got_operand): Delete.
15876 (got_no_const_operand): Delete.
15877 (easy_fp_constant): Delete.
15878 (easy_vector_constant): Delete.
15879 (easy_vector_constant_add_self): Delete.
15880 (zero_constant): Delete.
15881 (zero_fp_constant): Delete.
15882 (volatile_mem_operand): Delete.
15883 (offsettable_mem_operand): Delete.
15884 (mem_or_easy_const_operand): Delete.
15885 (add_operand): Delete.
15886 (non_add_cint_operand): Delete.
15887 (logical_operand): Delete.
15888 (non_logical_cint_operand): Delete.
15889 (mask_operand): Delete.
15890 (mask_operand_wrap): Delete.
15891 (mask64_operand): Delete.
15892 (mask64_2_operand): Delete.
15893 (and64_operand): Delete.
15894 (and64_2_operand): Delete.
15895 (and_operand): Delete.
15896 (reg_or_mem_operand): Delete.
15897 (lwa_operand): Delete.
15898 (symbol_ref_operand): Delete.
15899 (call_operand): Delete.
15900 (current_file_function_operand): Delete.
15901 (input_operand): Delete.
15902 (rs6000_nonimmediate_operand): Delete.
15903 (rs6000_tls_symbol_ref): Delete.
15904 (save_world_operation): Delete.
15905 (restore_world_operation): Delete.
15906 (load_multiple_operation): Delete.
15907 (store_multiple_operation): Delete.
15908 (vrsave_operation): Delete.
15909 (mfcr_operation): Delete.
15910 (mtcrf_operation): Delete.
15911 (lmw_operation): Delete.
15912 (stmw_operation): Delete.
15913 (branch_comparison_operator): Delete.
15914 (branch_positive_comparison_operator): Delete.
15915 (scc_comparison_operator): Delete.
15916 (trap_comparison_operator): Delete.
15917 (boolean_operator): Delete.
15918 (boolean_or_operator): Delete.
15919 (min_max_operator): Delete.
15920 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15921 (EASY_VECTOR_15): Moved to here.
15922 (EASY_VECTOR_15_ADD_SELF): Move to here.
15923 (PREDICATE_CODES): Delete.
15924 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15925 Declare functions no longer static.
15926 * config/rs6000/predicates.md: New.
15927 * config/rs6000/rs6000.md: Include predicates.md
15929 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15931 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15932 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15934 * cfgrtl.c (need_fake_edge_p): Likewise.
15935 * combine.c (distribute_notes): Likewise.
15936 * emit-rtl.c (try_split): Likewise.
15937 * recog.c (peephole2_opimize): Likewise.
15938 * reg-notes.def (ALWAYS_RETURN): Remove.
15939 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15940 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15941 * tree.h (ECF_ALWAYS_RETURN): Remove.
15943 2005-02-28 Roger Sayle <roger@eyesopen.com>
15945 PR middle-end/19874
15946 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15947 between different machine modes is never a "useless" conversion.
15949 2005-02-28 Geert Bosch <bosch@gnat.com>
15952 * doc/contrib.texi: List contributors for Ada front end
15954 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15956 * simplify-rtx.c (simplify_unary_operation_1,
15957 simplify_const_unary_operation): New, extracted from...
15958 (simplify_unary_operation): ... this one.
15959 (simplify_binary_operation_1,
15960 simplify_const_binary_operation): New, extracted from...
15961 (simplify_binary_operation): ... this one.
15962 * rtl.h (simplify_const_unary_operation,
15963 simplify_const_binary_operation): Add prototypes.
15965 2005-02-28 Julian Brown <julian@codesourcery.com>
15967 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15968 building libjava and caused PR regression/20228.
15970 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15973 * Makefile.in (host_subdir): New.
15974 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15975 * configure: Regenerate.
15977 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15979 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15980 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15981 installation directory first.
15983 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15986 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15987 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15988 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15989 * config/cris/cris.md: Tweak comments referring to Q.
15990 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15991 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15992 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15993 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15994 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15995 Insert spaces in constraints to align alternatives vertically for
15997 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16000 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16002 PR rtl-optimization/17728
16003 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16004 operand 0 from general_operand to move_dest_operand.
16006 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16008 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16009 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16010 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16011 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16013 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16015 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16016 * configure: Regenerate.
16017 * libada-mk.in: Remove CC; rename
16018 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16020 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16023 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16024 for the lhs, also walk over the tree. Likewise for rhs.
16026 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16028 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16029 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16030 Do not propagate value of iv before increment over the increment.
16032 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16034 * c-parser.c: New file.
16035 * c-parse.in: Remove.
16036 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16038 (c-parser.o): Add dependencies.
16039 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16040 maintainer-clean, TAGS): Update.
16041 * c-config-lang.in (gtfiles): Update.
16042 * gengtype-lex.l: Don't handle "@@".
16043 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16044 objc_build_synchronized, objc_begin_try_stmt,
16045 objc_begin_catch_clause, objc_finish_catch_clause,
16046 objc_build_finally_clause, objc_finish_try_stmt): New.
16047 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16049 (c_parse_init): Update comment.
16050 * c-decl.c (c_init_decl_processing): Update comment.
16051 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16052 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16053 new c_declspecs members.
16055 2005-02-25 Julian Brown <julian@codesourcery.com>
16057 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16058 from being used for symbols with vague linkage when
16059 HAVE_GAS_COMDAT_GROUP is true.
16061 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16063 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16065 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16068 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16069 (LIBGCC2_HAS_DF_MODE): New.
16070 (LIBGCC2_HAS_XF_MODE): New.
16071 (LIBGCC2_HAS_TF_MODE): New.
16072 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16073 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16074 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16075 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16076 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16077 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16078 and add _fixtfdi, _fixunstfdi, _floatditf
16079 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16080 L_fixunstfdi, L_floatditf.
16081 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16082 (LIBGCC2_HAS_TF_MODE): Define.
16084 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16086 PR tree-optimization/20204
16087 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16088 REWRITE_THIS_STMT markers on PHI nodes.
16089 (rewrite_initialize_block): Likewise.
16091 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16093 * version.c (version_string): Update to 4.1.
16095 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16097 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16098 Clarify that the alternative way doesn't work in GNU C++.
16100 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16102 PR tree-optimization/19937
16103 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16104 to the type of the induction variable.
16106 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16108 PR rtl-optimization/20117
16109 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16110 the block including noncopyable insn.
16112 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16114 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16115 calls to find_reg_note.
16117 2005-02-24 Richard Henderson <rth@redhat.com>
16120 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16123 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16125 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16126 vector types if to use base reg for misaligned non-word ld/std.
16128 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16131 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16132 dwarf2 label manually and put it after, not before the prologue.
16134 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16137 * reload.c (operands_match_p): Only increment register number for
16138 SCALAR_INT_MODE_P modes in multiple hard registers.
16140 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16143 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16145 * ChangeLog.5: Fix log message typo(s).
16146 * ChangeLog.7: Likewise.
16147 * ChangeLog.tree-ssa: Likewise.
16148 * cfgexpand.c: Fix comment typo(s).
16149 * conflict.c: Likewise.
16150 * defaults.h: Likewise.
16151 * dwarf2out.c: Likewise.
16152 * gcse.c: Likewise.
16153 * ggc-page.c: Likewise.
16154 * tree-eh.c: Likewise.
16155 * tree-ssa-dom.c: Likewise.
16157 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16160 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16161 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16162 if SHARED is defined.
16165 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16166 allow splitting only if operands 0 and 3 don't overlap.
16168 2005-02-24 Richard Henderson <rth@redhat.com>
16170 PR middle-end/19953
16171 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16172 (fold_builtin_1): Call them.
16173 * fold-const.c (fold_complex_mult_parts): Split out from ...
16174 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16175 (fold_complex_div_parts, fold_complex_div): New.
16177 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16179 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16181 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16182 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16184 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16185 (print_node): Likewise.
16186 Print TYPE_SIZES_GIMPLIFIED.
16188 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16190 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16191 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16192 operands as commutative in constraints.
16194 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16196 * tree-into-ssa.c: Re-organize internal functions.
16198 2005-02-24 Richard Henderson <rth@redhat.com>
16200 PR middle-end/18902
16201 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16203 * common.opt (fcx-limited-range): New.
16204 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16205 * toplev.c (flag_complex_method): Initialize to 1.
16206 (process_options): Set flag_complex_method to 0 if
16207 flag_cx_limited_range.
16208 * doc/invoke.texi (-fcx-limited-range): New.
16210 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16212 * cse.c (delete_trivially_dead_insns): Speed up by using
16213 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16216 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16218 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16219 functions when -mid-shared-library is being used.
16221 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16223 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16224 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16225 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16226 * system.h: Poison LINK_LIBGCC_SPECIAL.
16228 2005-02-23 James E Wilson <wilson@specifixinc.com>
16230 * gengtype.c (note_insn_name): Make 1 element larger.
16232 2005-02-23 Roger Sayle <roger@eyesopen.com>
16235 PR rtl-optimization/20097
16236 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16237 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16239 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16241 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16242 * t-aix52 (SHLIB_INSTALL): Same.
16244 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16246 * genpreds.c: Update copyright.
16248 2005-02-23 Michael Beach <michaelb@ieee.org>
16251 * config/sparc/t-elf (startup files): Assemble with CPP.
16253 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16255 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16256 (write_predicate_expr): Likewise.
16258 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16260 PR tree-optimization/20100
16261 PR tree-optimization/20115
16262 * tree-optimize.c (init_tree_optimization_passes): Remove
16263 pass_maybe_create_global_var.
16264 * tree-pass.h (pass_maybe_create_global_var): Remove.
16265 * tree-ssa-alias.c (aliases_computed_p): Declare.
16266 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16267 (count_calls_and_maybe_create_global_var): Remove.
16268 (pass_maybe_create_global_var): Remove.
16269 (init_alias_info): Do not declare aliases_computed_p.
16270 (maybe_create_global_var): If the function contains no
16271 call-clobbered variables and a mix of pure/const and regular
16272 function calls, create .GLOBAL_VAR.
16273 Mark all call-clobbered variables for renaming.
16274 (merge_pointed_to_info): Update comment.
16275 (add_pointed_to_var): Likewise.
16276 (is_escape_site): Likewise.
16277 Accept struct alias_info * instead of size_t *.
16279 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16281 * tree-ssa-operands.c (get_call_expr_operands): If
16282 ALIASES_COMPUTED_P is false, do not add call-clobbering
16284 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16285 (delete_tree_ssa): Likewise.
16287 2005-02-22 James E Wilson <wilson@specifixinc.com>
16289 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16290 (do_compile): Do call it here.
16292 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16294 PR rtl-optimization/20017.
16295 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16296 rest_of_handle_cse2, rest_of_handle_gcse): Call
16297 delete_dead_jumptables immediately before calling cleanup_cfg.
16299 2005-02-22 Devang Patel <dpatel@apple.com>
16302 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16305 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16307 * config/rs6000/aix.h (WINT_TYPE): Define.
16309 2005-02-22 Stan Shebs <shebs@apple.com>
16311 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16312 natural alignment for 64-bit Darwin.
16313 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16315 * doc/invoke.texi: Document this.
16317 2005-02-22 DJ Delorie <dj@redhat.com>
16319 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16320 to make_[un]signed_type, not the mode itself.
16322 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16324 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16325 not available. Use tail calls wherever possible.
16326 (make_edge): Call unchecked_make_edge to create an edge.
16328 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16329 (coalesce_ssa_name): Don't check for
16330 SSANORM_USE_COALESCE_LIST.
16331 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16333 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16335 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16336 (rewrite_into_ssa): ... here.
16338 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16340 PR tree-optimization/19786
16341 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16342 tag to another's may-alias bitmap when adding to the other's list.
16344 2005-02-21 DJ Delorie <dj@redhat.com>
16346 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16347 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16348 registers in unsupported ways.
16349 * expmed.c (init_expmed): Likewise.
16351 2005-02-21 Stan Cox <scox@redhat.com>
16353 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16355 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16357 * tree-cfg.c (fold_cond_expr_cond): New.
16358 (make_edges): Call fold_cond_expr_cond.
16359 (find_taken_edge): Accept nothing but INTEGER_CST.
16360 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16362 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16364 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16365 that do not belong to any basic block.
16367 2005-02-21 Jeff Law <law@redhat.com>
16369 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16372 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16374 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16375 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16376 Adjust their definitions.
16377 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16378 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16380 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16381 genautomata.c, langhooks.c, langhooks.h, system.h,
16382 config/arm/lib1funcs.asm: Update copyright.
16384 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16386 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16388 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16391 * doc/install.texi: Document --with-gc.
16393 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16395 * simplify-rtx.c (simplify_unary_operation): Add a missing
16398 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16400 PR tree-optimization/18663
16401 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16402 if the type has variable bounds.
16404 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16406 * gcse.c: Remove an obsolete comment.
16408 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16410 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16412 * doc/extend.texi (Function Attributes) <Attribute const>: The
16413 attribute "pure" is below this text, not above.
16415 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16417 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16418 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16419 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16421 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16424 * langhooks.h (struct lang_hooks): Add to_target_charset.
16425 * langhooks.c (lhd_to_target_charset): New function.
16426 * langhooks-def.h: Declare lhd_to_target_charset.
16427 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16428 (LANG_HOOKS_INITIALIZER): Update.
16429 * c-common.c (c_common_to_target_charset): New function.
16430 * c-common.h: Declare it.
16431 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16432 c_common_to_target_charset.
16434 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16435 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16436 Delete definitions.
16437 * system.h: Poison them.
16438 * doc/tm.texi: Don't discuss them.
16439 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16440 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16441 (pp_c_char): Do not attempt to generate letter escapes for
16443 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16444 * config/mips/mips.c (mips_output_ascii): Likewise.
16446 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16448 PR tree-optimization/19951
16449 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16452 2005-02-19 Steven Bosscher <stevenb@suse.de>
16454 PR middle-end/19698
16455 * function.h (struct function): New field `max_loop_depth'.
16456 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16457 (flow_loops_find): Reset the max loop depth count before finding loops.
16458 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16459 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16460 (calculate_global_regs_live): Make sure the loop will terminate
16461 when the initial sets are not empty.
16463 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16465 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16467 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16469 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16472 * doc/invoke.texi: Remove documentation of %M spec.
16474 (init_spec): Remove %M suffix from -lgcc_s.
16475 (do_spec_1): Remove 'M' case.
16476 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16477 to put shared libraries in the multilib directory. Remove the
16478 shlib_so_soname substitution variable. Don't add a multilib encoding
16479 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16480 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16481 SHLIB_INSTALL as well as SHLIB_LINK.
16482 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16483 (SHLIB_NAME): Delete.
16484 (SHLIB_DIR): New macro.
16485 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16486 (SHLIB_INSTALL): Adjust accordingly.
16487 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16488 * config/t-slibgcc-sld: Likewise.
16489 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16490 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16491 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16493 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16494 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16495 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16496 Use @shlib_base_name@ instead of @shlib_so_name@.
16497 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16498 and @shlib_base_name@.so in @multilib_dir@.
16499 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16500 to the install path.
16501 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16502 (SHLIB_LINK): Remove previous workaround.
16503 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16504 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16505 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16507 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16508 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16509 (SHLIB_INSTALL): Adjust accordingly.
16510 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16511 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16512 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16513 config/t-slibgcc-elf-ver.
16515 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16516 Jakub Jelinek <jakub@redhat.com>
16518 PR tree-optimization/19828
16519 * tree-ssa-loop-im.c: Add a TODO comment.
16520 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16521 without side-effects.
16523 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16525 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16528 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16530 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16531 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16532 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16534 (ia64_reorg): Delete fixup_errata call.
16535 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16536 (TARGET_SWITCHES): Delete -mb-step entry.
16538 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16541 * c-typeck.c (composite_type): Handle quals in transparent unions.
16542 (type_lists_compatible_p): Likewise.
16544 2005-02-18 Stan Shebs <shebs@apple.com>
16546 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16547 expressions in the .literal8 section.
16549 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16551 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16553 2005-02-18 Roger Sayle <roger@eyesopen.com>
16555 * fold-const.c (constant_boolean_node): Always create values of the
16556 specified type, don't bother calling truthvalue_conversion.
16558 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16560 * except.c (output_function_exception_table): Call
16561 assemble_external_libcall (eh_personality_libfunc).
16563 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16566 * config/ia64/ia64.h (struct machine_function): Add state_num.
16567 * config/ia64/ia64.c (process_epilogue,
16568 process_for_unwind_directive): Use new unwind state numbers each
16569 time rather than state 1.
16571 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16574 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16575 before the "*llgt_didi" pattern.
16577 2005-02-18 Jason Merrill <jason@redhat.com>
16579 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16581 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16583 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16584 (div0): Use it in place of ARM_FUNC_ALIAS.
16585 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16587 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16589 PR middle-end/20030
16590 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16591 access, the lower bound of the array type if it exists.
16593 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16596 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16597 cases that are out-of-range for the index type.
16599 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16601 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16602 (estimate_case_costs): Don't call convert.
16603 * expmed.c (expand_shift): Likewise.
16604 (make_tree): Call fold_convert instead of convert.
16606 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16609 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16610 that ref to be marked MEM_READONLY_P doesn't have base that needs
16613 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16615 * genautomata.c (output_get_cpu_unit_code_func,
16616 output_cpu_unit_reservation_p): Don't generate old-style function
16619 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16622 PR tree-optimization/20009
16623 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16625 PR tree-optimization/18947
16626 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16627 inline, remove all nodes that are inlined into the extern inline
16630 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16632 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16633 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16634 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16635 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16638 2005-02-17 Roger Sayle <roger@eyesopen.com>
16640 PR tree-optimization/19917
16641 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16642 to be potentially trapping.
16644 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16646 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16648 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16650 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16651 tem becomes a local variable which is set to the value of the
16652 back end defined INITIAL_FRAME_ADDRESS macro.
16653 (expand_builtin_frame_address): Omit the base parameter to
16654 expand_builtin_return_addr.
16655 (expand_builtin_profile_func): Likewise.
16656 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16657 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16658 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16660 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16662 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16663 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16664 * config/frv/frv.c (frv_function_epilogue): Likewise.
16666 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16668 * lambda-code (perfect_nestify): Remove mark/unmark
16669 for rewriting hack.
16670 * tree-loop-linear.c (linear_transform_loops): Add
16671 rewrite_into_ssa call so that ssa is correct for
16672 rewriting into loop closed.
16674 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16676 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16677 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16679 * bt-load.c (btr_def_live_range, combine_btr_defs,
16680 migrate_btr_def, migrate_btr_defs): Likewise.
16681 * cfgcleanup.c (thread_jump): Likewise.
16682 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16683 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16684 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16685 df_rd_local_compute, df_reg_info_compute): Likewise.
16686 * dominance.c (init_dom_info, free_dom_info): Likewise.
16687 * flow.c (init_propagate_block_info,
16688 free_propagate_block_info): Likewise.
16689 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16690 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16691 modify_reg_pav): Likewise.
16692 * loop-invariant.c (find_defs, find_invariant_insn,
16693 find_invariants, free_inv_motion_data): Likewise.
16694 * predict.c (tree_predict_by_opcode,
16695 estimate_bb_frequencies): Likewise.
16696 * stmt.c (expand_case): Likewise.
16697 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16698 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16699 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16700 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16701 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16702 rewrite_ssa_into_ssa): Likewise.
16703 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16704 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16705 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16706 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16707 * tree-sra.c (tree_sra): Likewise.
16708 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16709 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16710 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16711 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16712 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16713 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16715 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16716 calculate_live_on_entry, calculate_live_on_exit,
16717 build_tree_conflict_graph): Likewise.
16718 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16719 record_important_candidates, set_use_iv_cost, find_depends,
16720 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16721 tree_ssa_iv_optimize_finalize): Likewise.
16722 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16723 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16724 tree_duplicate_loop_to_header_edge): Likewise.
16725 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16726 * tree-ssa.c (verify_flow_insensitive_alias_info,
16727 verify_name_tags, verify_ssa, init_tree_ssa,
16728 delete_tree_ssa): Likewise.
16729 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16730 fini_ssanames): Likewise.
16731 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16733 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16735 * config/rs6000/t-rtems: Completely reworked.
16737 2005-02-17 Ira Rosen <irar@il.ibm.com>
16739 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16741 2005-02-17 Ira Rosen <irar@il.ibm.com>
16743 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16744 POINTER_TYPE_P when checking that type is a pointer.
16745 (vect_get_memtag): Remove.
16746 (vect_address_analysis): Use POINTER_TYPE_P. Call
16747 vect_object_analysis with dummy parameter for memtag.
16748 (vect_object_analysis): Extract memtag (functionality that
16749 used to be in vect_get_memtag and moved here). Fix printings.
16750 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16751 with correct parameters. Remove call to vect_get_memtag.
16753 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16755 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16756 (tree-vectorizer.o): Added missing dependencies.
16758 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16760 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16761 declaration in tree-vectorizer.c, now has an extern declaration in
16762 tree-vectorizer.h).
16763 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16764 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16765 get_vectype_for_scalar_type, vect_is_simple_use,
16766 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16767 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16768 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16769 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16770 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16771 find_loop_location): Likewise.
16773 * tree-vectorizer.c (langhooks.h): #include removed.
16774 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16775 moved to tree-vectorized.h.
16776 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16777 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16778 get_vectype_for_scalar_type, vect_is_simple_use,
16779 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16780 vect_supportable_dr_alignment, new_loop_vec_info,
16781 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16782 vect_set_verbosity_level, find_loop_location): Likewise.
16784 (vect_analyze_loop): Function externalized. Declaration moved to
16785 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16786 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16787 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16788 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16789 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16790 vect_enhance_data_refs_alignment, vect_analyze_operations,
16791 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16792 vect_stmt_relevant_p, vect_get_loop_niters,
16793 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16794 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16795 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16796 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16797 vect_get_memtag): Likewise.
16799 (vectorizable_load): Function externalized. Declaration moved to
16800 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16801 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16802 vect_transform_loop): Likewise.
16803 (vect_transform_stmt): Moved to tree-vect-transform.c.
16804 (vect_align_data_ref, vect_create_destination_var,
16805 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16806 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16807 vect_get_vec_def_for_operand, vect_init_vector,
16808 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16809 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16810 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16811 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16812 vect_do_peeling_for_loop_bound): Likewise.
16814 * tree-vect-analyze.c: New file.
16815 * tree-vect-transform.c: New file.
16817 2005-02-17 Jason Merrill <jason@redhat.com>
16819 PR mudflap/19319, c++/19317
16820 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16823 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16825 * doc/install.texi (Specific): Update link for Darwin-specific
16828 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16830 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16831 constant_boolean_node.
16833 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16836 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16837 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16839 2005-02-16 Richard Henderson <rth@redhat.com>
16842 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16844 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16845 replace uses with Wtype_MAXp1_F.
16846 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16847 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16848 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16849 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16850 and HAVE_TFMODE as appropriate.
16851 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16852 (__floatdisf): Likewise.
16853 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16854 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16855 (Wtype_MAXp1_F): New.
16856 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16857 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16859 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16862 * arm.c (arm_apply_result_size): New function.
16863 * arm.h (APPLY_RESULT_SIZE): Define.
16864 * arm-protos.h (arm_apply_result_size): Add prototype.
16865 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16866 (movxf): New expand.
16867 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16868 (call_value_symbol): Remove predicate for operand 0.
16869 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16870 (untyped_call): Rework to correclty return values for any type.
16871 (untyped_return): New expand.
16872 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16874 2005-02-16 Stan Shebs <shebs@apple.com>
16876 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16877 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16879 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16881 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16882 configure settings on Solaris 7 and later.
16884 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16886 PR tree-optimization/19865
16887 * tree-optimize.c (init_tree_optimization_passes): Run
16888 pass_may_alias after pass_sra.
16890 2005-02-16 Richard Henderson <rth@redhat.com>
16891 Stuart Hastings <stuart@apple.com>
16894 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16895 Do nothing if debug info suppressed for this function.
16896 (dbxout_begin_function): Early exit if debug info suppressed for
16899 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16902 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16904 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16906 PR tree-optimization/19967
16907 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16908 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16909 argument TYPE. Adjust calls to fold_builtin_XXX.
16910 (expand_builtin, fold_builtin_1): Adjust calls to
16911 expand_builtin_XXX.
16912 (fold_builtin_strchr, fold_builtin_strpbrk,
16913 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16914 result to a requested type TYPE.
16916 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16918 PR middle-end/19857
16919 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16920 (T)x & (T)cst if (T)cst overflows.
16921 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16922 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16924 2005-02-15 Jeff Law <law@redhat.com>
16926 * gcse.c (blocks_with_calls): New bitmap.
16927 (alloc_gcse_mem): Allocate it.
16928 (free_gcse_mem): Free it.
16929 (clear_modifY_mem_tables): Clear it.
16930 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16931 when we encounter CALL_INSNs.
16932 (compute_transp, case MEM): Handle blocks with calls separate
16933 from blocks without calls. Use bitmap iterators rather than
16936 2005-02-15 Peter O'Gorman <peter@pogma.com>
16939 * mklibgcc.in (vis_hide): Use a temporary object file, not
16942 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16945 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16946 access optimization.
16948 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16949 Alan Modra <amodra@bigpond.net.au>
16952 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16953 (_xlqsub): Rename to __gcc_qsub.
16954 (_xlqmul): Rename to __gcc_qmul.
16955 (_xlqdiv): Rename to __gcc_qdiv.
16956 Provide versioned symbol aliases with old names.
16957 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16958 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16959 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16960 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16961 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16963 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16965 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16966 Fold ~(A - 1) and ~(A + -1) to -A.
16968 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16972 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16973 config/pa/pa-host.c:pa_gt_pch_use_address.
16975 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16977 * tree-vn.c (get_value_handle): Make sure that given an
16978 is_gimple_min_invariant expression, we always return it.
16980 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16982 * passes.c (rest_of_handle_gcse): Fix a comment.
16984 2005-02-15 Jeff Law <law@redhat.com>
16986 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16988 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16989 (canon_list_insert, record_last_mem_set_info): Similarly.
16990 (clear_modify_mem_tables): Similarly.
16992 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16994 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16995 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16996 config/mips/mips.md, config/rs6000/aix.h,
16997 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16999 2005-02-15 Richard Henderson <rth@redhat.com>
17001 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17002 call to be best_edge.
17004 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17006 * basic-block.h: Adjust the prototype for find_basic_blocks.
17007 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17008 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17011 * flow.c (recompute_reg_usage): Remove all arguments.
17012 * passes.c (rest_of_compilation): Adjust the call to
17013 recompute_reg_usage.
17014 * rtl.h: Adjust the prototype for recompute_reg_usage.
17016 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17018 * tree-dump.c (dump_files): Update to reflect new member
17020 (dump_register): Add new argument.
17022 (dump_switch_p_1): Check against glob name if doglob was passed.
17023 (dump_switch_p): Check against regular first, then glob if
17024 we didn't have any hits on the dump name.
17025 * tree-optimize.c (register_one_dump_file):
17026 Pass in glob name as well.
17027 * tree-pass.h (struct dump_file_info): Add glob
17030 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17032 PR preprocessor/16323
17033 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17035 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17038 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17039 (trunctfdf2_internal1): New.
17040 (trunctfdf2_internal2): Renamed from trunctfdf2.
17042 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17044 PR tree-optimization/19853
17045 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17047 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17049 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17050 delete_dead_jumptables and cleanup_cfg.
17052 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17054 * reload.c (find_reloads): Swap address_reloaded flags when
17055 swapping commutative operands.
17057 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17059 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17060 Use standard_iv_increment_position for computing the bsi position
17062 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17065 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17068 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17069 life range of hard registers.
17070 * value-prof.c (insn_prefetch_values_to_profile): Only
17073 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17074 profile in libcalls.
17076 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17078 * bitmap.h (bitmap_and_compl_into): Return bool.
17079 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17081 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17083 PR tree-optimization/19944
17084 * fold-const.c (fold): Re-add ABS_EXPR folding.
17086 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17089 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17090 {TARGET,MASK}_XL_COMPAT.
17091 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17093 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17094 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17096 (rs6000_arg_partial_bytes): Same.
17097 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17098 and XL compatibility enabled.
17099 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17100 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17101 test to final condition.
17102 (cmptf_internal2): New.
17103 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17104 xl-compat. Add TFmode information to description.
17106 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17108 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17110 2005-02-13 Jason Merrill <jason@redhat.com>
17113 * fold-const.c (fold_indirect_ref_1): Split out from...
17114 (build_fold_indirect_ref): Here.
17115 (fold_indirect_ref): New fn.
17116 * tree.h: Declare it.
17117 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17118 (gimplify_modify_expr_rhs): Likewise.
17119 (gimplify_expr): Likewise.
17121 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17123 PR tree-optimization/14303
17124 PR tree-optimization/15784
17125 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17126 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17127 ABS_EXPR<x> != 0 to x != 0.
17129 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17131 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17132 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17133 spelling conventions.
17135 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17136 delete_trivially_dead_insns too many times.
17138 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17141 2005-02-12 Ira Rosen <irar@il.ibm.com>
17143 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17144 (vect_is_simple_iv_evolution): Remove redundant parameter
17146 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17147 without last parameter.
17148 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17149 Return pointer step. Call vect_is_simple_iv_evolution without
17150 last parameter. Check only that the step is multiple of size
17151 type. Remove stmt_vinfo updates.
17152 (vect_get_memtag_and_dr): Remove.
17153 (vect_get_memtag): New function.
17154 (vect_address_analysis): New function.
17155 (vect_object_analysis): New function.
17156 (vect_analyze_data_refs): Call vect_object_analysis and
17157 vect_get_memtag. Update stmt_vinfo fields.
17159 2005-02-12 Ira Rosen <irar@il.ibm.com>
17161 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17162 exist and are objects. Remove checks for pointer.
17163 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17164 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17165 (vect_create_data_ref_ptr): Likewise.
17166 (vect_base_addr_differ_p): New function.
17167 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17168 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17169 Don't set the DR_BASE_NAME field of data-ref.
17170 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17172 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17174 * optabs.h (enum optab_index): Add new OTI_ldexp.
17175 (ldexp_optab): Define corresponding macro.
17176 * optabs.c (init_optabs): Initialize ldexp_optab.
17177 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17179 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17181 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17182 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17184 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17185 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17188 2005-02-12 Ira Rosen <irar@il.ibm.com>
17190 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17192 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17194 (vect_get_base_and_offset): Always return an address.
17195 (vect_create_addr_base_for_vector_ref): Remove treatment for
17196 different data reference types.
17197 (vect_compute_data_ref_alignment): Rename base to base_address in
17198 stmt_vec_info. Get the object in order to force its alignment.
17199 (vect_get_memtag_and_dr): Rename base to base_address in
17200 stmt_vec_info. Extract the object for memtag analysis.
17202 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17204 PR regression/19898.
17205 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17206 changes cc_status, use apply modified_in_p to part of cc_status
17207 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17210 2005-02-11 Richard Henderson <rth@redhat.com>
17212 * tree-complex.c (expand_complex_libcall): New.
17213 (expand_complex_multiplication): Use it for c99 compliance.
17214 (expand_complex_division): Likewise.
17215 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17217 * builtins.c (built_in_names): Remove const.
17218 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17220 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17221 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17222 (built_in_names): Remove const.
17223 * c-common.c (c_common_type_for_mode): Handle complex modes.
17224 * flags.h, toplev.c (flag_complex_method): Rename from
17225 flag_complex_divide_method.
17226 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17227 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17228 * libgcc2.h: Declare them.
17229 * libgcc-std.ver: Export them.
17230 * mklibgcc.in (lib2funcs): Build them.
17232 2005-02-11 Steven Bosscher <stevenb@suse.de>
17234 PR tree-optimization/19876
17235 Partially revert my change from 2005-01-14
17236 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17237 (compute_antic): ...and remove the loop here.
17239 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17241 PR middle-end/19858
17242 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17243 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17245 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17246 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17248 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17250 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17251 offsets for the big-endian 32-bit case.
17253 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17255 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17257 2005-02-11 Dale Johannesen <dalej@apple.com>
17259 * cselib.c (cselib_process_insn): Clear out regs where
17260 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17261 * reload.c (find_equiv_reg): Ditto.
17263 2005-02-11 Ian Lance Taylor <ian@airs.com>
17265 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17268 * tree.c (build_function_type_list): Work correctly if there are
17271 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17273 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17274 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17275 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17276 TARGET_ZARCH instead of TARGET_64BIT.
17278 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17280 * config/rs6000/t-rtems:
17281 (MULTILIB_OPTIONS): Remove mcpu=602.
17282 (MUTLILIB_DIRNAMES): Remove m602.
17283 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17284 Let mcpu=602 match mcpu=603.
17285 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17287 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17289 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17290 signal trampolines.
17292 2005-02-10 David Daney <ddaney@avtrex.com>
17294 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17295 * config/i386/linux-unwind.h: Likewise.
17296 * config/ia64/linux-unwind.h: Likewise.
17297 * config/mips/linux-unwind.h: Likewise.
17298 * config/pa/linux-unwind.h: Likewise.
17299 * config/rs6000/linux-unwind.h: Likewise.
17300 * config/s390/linux-unwind.h: Likewise.
17301 * config/sh/linux-unwind.h: Likewise.
17302 * config/sparc/linux-unwind.h: Likewise.
17304 2005-02-10 Steven Bosscher <stevenb@suse.de>
17306 PR tree-optimization/17549
17307 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17308 TER to replace a DEF with its expression if the DEF and the
17309 rhs of the expression we replace into have the same root
17312 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17314 * config/mips/mips.md: Fix the placement of the match_scratch in the
17317 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17319 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17322 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17324 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17325 (strip_offset): Handle addresses.
17326 (add_address_candidates): Use strip_offset.
17327 (difference_cost): Reflect strip_offset change.
17328 (force_var_cost, difference_cost): Strip nops.
17330 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17332 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17334 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17335 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17336 config/cris/cris-protos.h, config/cris/cris.c: Update
17339 2005-02-10 Jeff Law <law@redhat.com>
17341 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17342 (lookup_avail_expr): Similarly.
17344 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17346 * builtins.c (fold_builtin_powi): New function.
17347 (fold_builtin_1): Call it.
17349 2005-02-10 Steven Bosscher <stevenb@suse.de>
17351 PR documentation/19309
17352 * doc/cpp.texi: The __GNUC__ and related predefined macros
17353 are also defined for the "standalone" cpp.
17354 Some non-GCC compilers may also define __GNUC__.
17356 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17359 * c-typeck.c (common_type): New routine. Old common_type renamed
17361 (c_common_type): ...this.
17362 (build_conditional_expr, build_binary_op): Use c_common_type instead
17365 2005-02-10 Steven Bosscher <stevenb@suse.de>
17367 * doc/md.texi: Replace @samp{length} with @code{length}.
17369 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17371 PR tree-optimization/18687
17372 * tree-flow.h (find_loop_niter): Declare.
17373 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17374 Try using scev even for loops with more than one exit.
17375 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17376 (struct ivopts_data): Added niters field.
17377 (struct nfe_cache_elt): New.
17378 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17380 (tree_ssa_iv_optimize_init): Initialize niters cache.
17381 (determine_number_of_iterations): Removed.
17382 (find_induction_variables): Do not call determine_number_of_iterations.
17383 Access niters for single exit through niter_for_single_dom_exit.
17384 (add_iv_outer_candidates): Access niters for single exit through
17385 niter_for_single_dom_exit.
17386 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17387 number_of_iterations_cond.
17388 (iv_period): New function.
17389 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17390 (may_replace_final_value): Take data argument. Use
17391 niter_for_single_dom_exit.
17392 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17393 (rewrite_use_compare): Pass data to may_eliminate_iv.
17394 (rewrite_use_outer): Pass data to may_replace_final_value.
17395 (free_loop_data): Clean up the niters cache.
17396 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17397 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17398 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17399 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17400 (num_ending_zeros): Moved to tree.c.
17401 * tree.h (num_ending_zeros): Declare.
17402 * tree.c (num_ending_zeros): Moved from tree.c.
17404 2005-02-09 Richard Henderson <rth@redhat.com>
17406 * builtins.c (DEF_BUILTIN): Add COND argument.
17407 * tree.h (DEF_BUILTIN): Likewise.
17408 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17409 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17411 (DEF_BUILTIN_STUB): New.
17412 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17413 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17414 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17415 * c-common.c (DEF_BUILTIN): Add COND argument.
17416 * tree.c (local_define_builtin): New.
17417 (build_common_builtin_nodes): New.
17419 2005-02-09 Roger Sayle <roger@eyesopen.com>
17421 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17422 floating point expression ignoring the sign of the result.
17423 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17424 (fold) <MULT_EXPR>: Use it to simplify x*x.
17425 * tree.h (fold_strip_sign_ops): Prototype here.
17426 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17427 argument. Use fold_strip_sign_ops to simplify the first argument.
17428 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17429 first argument when the second argument is an even integer
17430 constant, but only with -funsafe_math_optimizations.
17431 (fold_builtin_1): Update call to fold_builtin_copysign.
17433 2005-02-09 Ian Lance Taylor <ian@airs.com>
17435 PR middle-end/19583
17436 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17437 just check whether EH_FILTER_FAILURE falls through.
17439 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17441 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17442 insns return to ready list in the next turn.
17444 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17446 PR middle-end/19402
17447 * builtins.def: New __builtin_powi[lf].
17448 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17449 (expand_builtin_powi): New function.
17450 (expand_builtin): Dispatch to expand_builtin_powi.
17451 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17452 * libgcc2.c: Add __builtin_powi[lf] implementation.
17453 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17454 * optabs.h: Add powi_optab.
17455 * optabs.c (init_optabs): Initialize powi_optab.
17456 * doc/extend.texi: Document __builtin_powi[lf].
17458 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17460 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17463 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17465 PR middle-end/19854
17466 * fold-const.c (try_move_mult_to_index): Remove redundant
17467 type argument. Create ADDR_EXPR with correct type.
17468 (fold): Update callers of try_move_mult_to_index. Convert
17469 result to the appropriate type.
17471 2005-02-09 Roger Sayle <roger@eyesopen.com>
17474 * config/avr/avr.c (default_rtx_costs): Delete.
17475 (avr_operand_rtx_cost): New function.
17476 (avr_rtx_costs): Completely rewrite.
17478 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17481 * config/cris/cris.c (in_code): New variable.
17482 (cris_output_addr_const): Now a static function, a wrapper for
17484 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17485 case from old cris_output_addr_const.
17486 (cris_asm_output_label_ref): Similar for LABEL_REF.
17487 (cris_output_addr_const_extra): Similar for UNSPEC.
17488 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17489 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17490 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17492 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17493 (cris_asm_output_label_ref): Declare.
17495 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17497 PR preprocessor/19801
17498 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17499 filenames that changed when libcpp was moved to the toplevel.
17501 2005-02-07 Roger Sayle <roger@eyesopen.com>
17503 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17504 zero extensions of BImode operands. Call lowpart_subreg instead
17505 of gen_lowpart_common and gen_lowpart_SUBREG.
17507 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17510 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17511 * configure.ac: Set cc_for_cross_gnattools.
17512 * configure: Regenerate.
17514 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17517 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17519 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17522 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17523 of nested functions.
17525 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17527 * doc/extend.texi: Document deprecated extensions allowing
17528 static floating-point members to have initializers and allowing
17529 floating-point literals in integral constant expressions.
17531 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17533 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17534 config/darwin7.h, config/mips/mips.c,
17535 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17538 * cse.c: Update comments.
17540 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17542 PR middle-end/19775
17543 * builtins.c (fold_builtin_sqrt): Transform
17544 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17547 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17548 Dorit Naishlos <dorit@il.ibm.com>
17550 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17551 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17552 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17554 * tree.h (vect_set_verbosity_level): New extern function declaration
17556 * tree-vectorizer.h (verbosity_levels): New enum type.
17557 * tree-vectorizer.c (vect_debug_stats): Function removed.
17558 (vect_debug_details): Likewise.
17559 (vect_verbosity_level): Global variable was defined and initialized.
17560 (vect_dump): Global variable definition.
17561 (vect_print_dump_info): New function.
17562 (vect_set_dump_settings): New function.
17563 (vect_set_verbosity_level): New function.
17564 (vectorize_loops): Add call to vect_set_dump_settings.
17566 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17567 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17568 (slpeel_tree_peel_loop_to_edge): Likewise.
17570 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17571 appropriate verbosity level instead of call to vect_debug_details
17572 or vect_debug_stats.
17573 (vect_get_base_and_offset):
17574 (vect_create_addr_base_for_vector_ref):
17575 (get_vectype_for_scalar_type):
17576 (vect_create_data_ref_ptr):
17577 (vect_init_vector):
17578 (vect_get_vec_def_for_operand):
17579 (vect_finish_stmt_generation):
17580 (vectorizable_assignment):
17581 (vectorizable_operation):
17582 (vectorizable_store):
17583 (vectorizable_load):
17584 (vect_transform_stmt):
17585 (vect_update_ivs_after_vectorizer):
17586 (vect_do_peeling_for_loop_bound):
17587 (vect_update_inits_of_drs):
17588 (vect_do_peeling_for_alignment):
17589 (vect_transform_loop):
17590 (vect_is_simple_use):
17591 (vect_analyze_operations):
17592 (vect_is_simple_iv_evolution):
17593 (vect_analyze_scalar_cycles):
17594 (vect_analyze_data_ref_dependence):
17595 (vect_analyze_data_ref_dependences):
17596 (vect_compute_data_ref_alignment):
17597 (vect_enhance_data_refs_alignment):
17598 (vect_analyze_data_refs_alignment):
17599 (vect_analyze_data_ref_access):
17600 (vect_analyze_data_ref_accesses):
17601 (vect_analyze_pointer_ref_access):
17602 (vect_get_memtag_and_dr):
17603 (vect_analyze_data_refs):
17604 (vect_mark_relevant):
17605 (vect_stmt_relevant_p):
17606 (vect_mark_stmts_to_be_vectorized):
17607 (vect_can_advance_ivs_p):
17608 (vect_get_loop_niters):
17609 (vect_analyze_loop_form):
17610 (vect_analyze_loop):
17611 (vectorize_loops): Likewise.
17613 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17614 (vect_update_inits_of_drs):
17615 (vect_do_peeling_for_alignment):
17616 (vect_transform_loop):
17617 (vect_analyze_operations):
17618 (vect_analyze_scalar_cycles):
17619 (vect_analyze_data_ref_dependences):
17620 (vect_analyze_data_refs_alignment):
17621 (vect_analyze_data_ref_accesses):
17622 (vect_analyze_data_refs):
17623 (vect_mark_stmts_to_be_vectorized):
17624 (vect_get_loop_niters):
17625 (vect_analyze_loop_form):
17626 (vect_analyze_loop): Likewise.
17627 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17629 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17633 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17634 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17635 either -ffast-math or -funsafe-math-optimizations is in use.
17637 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17638 * config/mips/irix-csr.c: New file.
17639 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17640 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17641 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17644 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17646 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17647 redundant, incorrect definitions.
17649 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17651 ("*tls_indirect_call"): New, reference hard regs directly.
17652 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17654 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17656 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17657 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17659 2005-02-06 Roger Sayle <roger@eyesopen.com>
17661 PR rtl-optimization/19800
17662 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17663 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17666 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17668 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17670 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17673 * doc/invoke.texi: Correct documentation of -freorder-functions.
17675 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17678 * doc/invoke.texi: Don't mention gccbug.
17680 2005-02-06 Roger Sayle <roger@eyesopen.com>
17681 Andrew Pinski <pinskia@physics.uc.edu>
17682 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17684 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17685 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17686 into just (zero_extract:SI FOO (const_int 1) BAR).
17688 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17690 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17691 macro locally. Don't give last revision date. Use GCC version
17692 number from gcc-common.texi.
17693 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17694 revision date. Use GCC version number from gcc-common.texi.
17695 Describe being a library as current state rather than as 3.x
17697 * doc/gcc.texi: Remove last update date.
17698 * doc/gccint.texi: Likewise. Update copyright dates.
17699 * doc/install.texi: Update copyright dates.
17701 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17704 * doc/invoke.texi: Mention for each option included in -Wall that
17705 it is included in -Wall.
17706 * doc/gcc.texi: Update copyright and last modification date.
17708 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17710 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17711 unnecessary cast to original induction variable increments.
17713 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17715 PR tree-optimization/18219
17716 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17717 in distributed form.
17719 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17721 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17722 Set bitpos and offset later in the function. Do nothing if the
17723 target is a register and if the bitfield lies completely outside
17725 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17726 here. Return an uninitialised register if the source value is stored
17727 in a register and the bitfield lies completely outside that register.
17729 2005-02-06 Steven Bosscher <stevenb@suse.de>
17731 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17734 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17736 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17738 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17740 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17741 * config/darwin8.h: New.
17742 * config/darwin7.h: Update comment.
17744 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17745 Dorit Naishlos <dorit@il.ibm.com>
17747 * tree-vectorizer.h (LOC): New type.
17748 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17749 (loop_line_number): New field in struct _loop_vec_info.
17750 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17752 * tree-vectorizer.c (input.h): Included.
17753 (find_loop_location): New function.
17754 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17755 loop line number removed.
17756 (vect_debug_details): Likewise.
17757 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17759 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17760 call to vect_debug_details/stats changed from loop to loop_loc.
17761 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17762 (slpeel_tree_peel_loop_to_edge): Likewise.
17764 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17765 changed from NULL to UNKNOWN_LOC.
17766 (vect_get_base_and_offset):
17767 (vect_create_addr_base_for_vector_ref):
17768 (get_vectype_for_scalar_type):
17769 (vect_create_data_ref_ptr):
17770 (vect_init_vector):
17771 (vect_get_vec_def_for_operand):
17772 (vect_finish_stmt_generation):
17773 (vectorizable_assignment):
17774 (vectorizable_operation):
17775 (vectorizable_store):
17776 (vectorizable_load):
17777 (vect_transform_stmt):
17778 (vect_update_ivs_after_vectorizer):
17779 (vect_do_peeling_for_loop_bound):
17780 (vect_do_peeling_for_alignment):
17781 (vect_transform_loop):
17782 (vect_is_simple_use):
17783 (vect_analyze_operations):
17784 (vect_is_simple_iv_evolution):
17785 (vect_analyze_scalar_cycles):
17786 (vect_analyze_data_ref_dependences):
17787 (vect_compute_data_ref_alignment):
17788 (vect_enhance_data_refs_alignment):
17789 (vect_analyze_data_ref_access):
17790 (vect_analyze_data_ref_accesses):
17791 (vect_analyze_pointer_ref_access):
17792 (vect_get_memtag_and_dr):
17793 (vect_analyze_data_refs):
17794 (vect_mark_relevant):
17795 (vect_stmt_relevant_p):
17796 (vect_mark_stmts_to_be_vectorized):
17797 (vect_can_advance_ivs_p):
17798 (vect_get_loop_niters):
17799 (vect_analyze_loop):
17800 (vectorize_loops): Likewise.
17802 (vectorizable_load): Argument in call to vect_debug_details/stats
17803 changed from loop to LOOP_LOC (loop_vinfo).
17804 (vect_transform_loop):
17805 (vect_analyze_operations):
17806 (vect_analyze_scalar_cycles):
17807 (vect_analyze_data_ref_dependence):
17808 (vect_enhance_data_refs_alignment):
17809 (vect_analyze_data_ref_accesses):
17810 (vect_analyze_pointer_ref_access):
17811 (vect_analyze_data_refs):
17812 (vect_analyze_loop): Likewise.
17814 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17815 changed from loop to loop_loc.
17817 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17819 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17820 Dorit Naishlos <dorit@il.ibm.com>
17822 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17824 (vect_analyze_data_ref_dependences): Likewise.
17826 (vect_is_simple_use): Argument changed from loop structure to
17827 loop_vect_info structure.
17828 (vect_can_advance_ivs_p): Likewise.
17829 (vect_create_index_for_vector_ref): Likewise.
17830 (vect_update_ivs_after_vectorizer): Likewise.
17831 (new_stmt_vec_info): Likewise.
17833 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17834 changed from loop to loop_vinfo.
17835 (vect_create_data_ref_ptr): First argument in call to
17836 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17837 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17838 was changed from loop to loop_vinfo.
17839 (vectorizable_operation): Likewise.
17840 (vectorizable_store): Likewise.
17841 (vect_mark_stmts_to_be_vectorized): Likewise.
17842 (vect_do_peeling_for_loop_bound): First argument in call to
17843 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17844 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17845 was changed from loop to loop_vinfo.
17846 (vect_analyze_data_ref_dependences): Third argument in call to
17847 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17849 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17850 (vect_create_data_ref_ptr): Likewise.
17851 (vect_init_vector): Likewise.
17852 (vect_get_vec_def_for_operand): Likewise.
17853 (vectorizable_assignment): Likewise.
17854 (vectorizable_operation): Likewise.
17855 (vectorizable_store): Likewise.
17856 (vectorizable_load): Likewise.
17857 (vect_update_ivs_after_vectorizer): Likewise.
17858 (vect_is_simple_use): Likewise.
17859 (vect_analyze_data_ref_dependence): Likewise.
17860 (vect_analyze_pointer_ref_access): Likewise.
17861 (vect_can_advance_ivs_p): Likewise.
17863 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17864 before _stmt_vec_info.
17865 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17866 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17867 (new_stmt_vec_info): Argument changed from loop structure to
17868 loop_vect_info structure
17870 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17871 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17872 (vect_create_addr_base_for_vector_ref): Likewise.
17873 (vect_analyze_pointer_ref_access): Likewise.
17875 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17878 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17879 phi flag if the phi is abnormal.
17881 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17884 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17885 information for the new statement.
17887 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17890 * gcc.c (main): Include the target in -v output.
17892 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17894 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17895 Do not drop the extend if we'd have to add a paradoxical subreg
17896 later. Include optabs.h and insn-codes.h.
17897 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17899 2005-02-02 Roger Sayle <roger@eyesopen.com>
17901 PR middle-end/19405
17902 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17903 * fold-const.c (const_binop): Avoid constant folding floating
17904 point operations in modes that use composite representations.
17905 * simplify-rtx.c (simplify_binary_operation): Likewise.
17907 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17909 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17911 (altivec_dstt): Likewise.
17912 (altivec_dstst): Likewise.
17913 (altivec_dststt): Likewise.
17914 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17917 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17919 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17920 EXPR_LOCUS from orig_cond to the new cond_stmt.
17921 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17924 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17926 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17927 standard_iv_increment_position. Remove call to bsi_next
17928 (no need to bump the iterator anymore).
17929 (vect_create_index_for_vector_ref): Call
17930 standard_iv_increment_position. Remove second function argument.
17931 (vect_finish_stmt_generation): Remove call to bsi_next
17932 (no need to bump the iterator anymore).
17933 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17934 to vect_create_index_for_vector_ref.
17936 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17938 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17939 phis are used out of the loop.
17941 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17944 * c-decl.c (undef_nested_function): New variable.
17945 (pop_scope): Diagnose undefined nested functions.
17946 (finish_function): Don't attempt cgraph processing or genericizing
17947 if current top-level function contained an undefined nested
17948 function. Reset undef_nested_function at the end of a top-level
17951 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17953 * tree.c (build_int_cst_type): Take sign of the value into account
17954 when deciding whether sign extend the value.
17956 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17959 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17960 (cpp_options, cc1_options): Change %{std*&ansi} to
17961 %{std*&ansi&trigraphs}.
17963 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17965 * cse.c: Update comments.
17967 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17969 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17970 arguments go on the stack. Do not put complex doubles in odd/even
17973 2005-02-02 Steven Bosscher <stevenb@suse.de>
17975 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17976 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17977 -ftree-pre, and -fthread-jumps.
17979 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17981 PR tree-optimization/19578
17982 * tree-flow.h (modified_noreturn_calls): Declare.
17983 (noreturn_call_p): Declare.
17984 * tree-flow-inline.h (noreturn_call_p): New function.
17985 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17986 * tree-cfg.c (modified_noreturn_calls): New variable.
17987 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17988 that contain a mid-block noreturn call.
17989 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17991 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17993 * df.c (df_def_record_1, df_uses_record): Don't use
17995 * df.h (DF_FOR_REGALLOC): Remove.
17997 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18000 * c-typeck.c (really_start_incremental_init): Reset
18001 constructor_max_index for arrays of incomplete type.
18003 2005-02-02 Jeff Law <law@redhat.com>
18005 * gcse.c (struct reg_set): Store the block index where the register
18006 was set rather than the setting insn.
18007 (record_one_set, compute_transp): Corresponding changes.
18008 (pre_insert_copy_insn): Do not call replace_one_set.
18009 (replace_one_set): Remove.
18011 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18014 * doc/gcov.texi: Fix typo.
18016 2005-02-01 Richard Henderson <rth@redhat.com
18019 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18020 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18022 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18023 * config/i386/i386-protos.h: Update.
18025 2005-02-01 Steven Bosscher <stevenb@suse.de>
18027 PR tree-optimization/19217
18028 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18029 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18030 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18031 that it is walking a PHI node.
18033 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18035 * doc/extend.texi (Nested Functions): Update.
18037 2005-02-01 Richard Henderson <rth@redhat.com>
18040 * optabs.c (expand_copysign_absneg): Export.
18041 * optabs.h (expand_copysign_absneg): Declare.
18042 * config/rs6000/rs6000.md (copysigntf3): New.
18044 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18046 PR tree-optimization/19633
18047 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18048 * tree-ssa-alias.c (init_alias_info): Initialize.
18049 (merge_pointed_to_info): Set.
18050 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18051 (dump_points_to_info_for): Show value of pt_null.
18052 (struct count_ptr_d): Declare.
18053 (find_ptr_dereference): Remove.
18054 (ptr_is_dereferenced_by): Remove.
18055 (count_ptr_derefs): New local function.
18056 (count_uses_and_derefs): New local function.
18057 (compute_points_to_and_addr_escape): Call it. If the number
18058 of dereferences is greater than zero, mark the pointer as
18059 dereferenced. If there are fewer dereferences than uses of
18060 the pointer, the pointer's value escapes.
18062 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18064 PR tree-optimization/19670
18065 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18067 (verify_use): ... set it here, instead.
18069 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18071 * doc/sourcebuild.texi (Test directives): Fix formatting.
18073 * doc/sourcebuild.texi (Test directives): Describe selector
18076 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18078 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18079 specific 64-bit CPUs.
18081 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18084 * arm.c (arm_eliminable_register): New function.
18085 (adjacent_mem_locations): Don't allow eliminable registers. Use
18086 HOST_WIDE_INT for address offsets.
18087 * arm-protos.h (arm_eliminable_register): Add prototype.
18089 2005-02-01 Steven Bosscher <stevenb@suse.de>
18091 PR optimization/15242
18092 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18093 * basic-block.h (duplicate_computed_gotos): Add prototype.
18094 * bb-reorder.c (duplicate_computed_gotos): New function to
18095 duplicate sufficiently small blocks ending in a computed jump.
18096 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18097 if not optimizing for size.
18098 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18099 never do tail merging for blocks ending in a computed jump.
18100 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18102 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18104 Patch from Richard Sandiford <rsandifo@redhat.com>
18105 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18106 from inheriting a subreg equivalence with a non-spill register.
18108 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18110 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18112 * config/frv/frv.c (movcc_fp_destination_operand): New.
18113 (gpr_or_memory_operand): Fix typo in comment.
18114 (gpr_or_memory_operand_with_scratch): New.
18115 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18116 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18117 movcc_fp_destination_operand.
18118 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18119 Legitimize memory addresses using a scratch register.
18121 2005-01-31 Jeff Law <law@redhat.com>
18123 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18124 bitmap a sparse bitmap instead of a simple bitmap.
18125 (mark_def_sites_initialize_block): Corresponding changes.
18126 (ssa_mark_def_sites_initialize_block): Likewise.
18127 (ssa_mark_phi_uses): Likewise.
18128 (mark_def_site, ssa_mark_def_sites): Likewise.
18129 (mark_def_site_blocks): Likewise.
18130 (rewrite_ssa_into_ssa): Likewise.
18132 * tree-ssa-dom.c (record_cond): Pass correct variable type
18133 for last argument to htab_find_slot_with_hash.
18135 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18136 effects when optimizing 0 % X. Do not try to optimize X % 0.
18138 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18140 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18143 2005-02-01 Eric Christopher <echristo@redhat.com>
18145 * config/mips/mips.c (override_options): Warn if -mint64
18147 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18150 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18152 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18154 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18155 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18156 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18157 (cached_regno): Initialize to INVALID_REGNUM.
18158 (cse_reg_info_table_size,
18159 cse_reg_info_table_first_uninitialized,
18160 cse_reg_info_timestamp): New.
18161 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18163 (init_cse_reg_info, get_cse_reg_info_1): New.
18164 (get_cse_reg_info): Cache the last look-up.
18165 (new_basic_block): Update the code to clear mappings from
18166 registers to cse_reg_info entries.
18167 (cse_main): Call init_cse_reg_info.
18169 * cse.c (get_cse_reg_info): Update a comment.
18171 2005-01-31 Steven Bosscher <stevenb@suse.de>
18174 * c-decl.c (start_decl): Do not warn about arrays of elements with
18175 an incomplete type here.
18176 (grokdeclarator): Do it here by making a pedwarn an error.
18177 * c-typeck.c (push_init_level): If there were previous errors with
18178 the constructor type, do not warn about braces for initializers.
18179 (process_init_element): Likewise for excess initializer elements.
18181 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18183 * cse.c (delete_trivially_dead_insn): Don't iterate.
18185 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18187 * config/rs6000/rs6000.md (copysignsf3): New expand.
18188 (copysigndf3): Likewise.
18190 2005-01-31 Steven Bosscher <stevenb@suse.de>
18192 * recog.c (constrain_operands): Only look for earlyclobber operand
18193 conflicts if an '&' constraint was seen.
18195 2005-01-31 Marc Espie <espie@openbsd.org>
18197 * config.gcc: Don't include embedded systems fragment, switches default
18198 debugging format to ELF.
18199 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18200 longer pick it up there.
18202 2005-01-31 Dale Johannesen <dalej@apple.com>
18204 * doc/extend.texi (nested functions): Fix linkage description.
18205 Clarify that static is not allowed.
18207 2005-01-31 Dale Johannesen <dalej@apple.com>
18209 * config/rs6000/darwin.md (movsf_low_di): Make work.
18210 (movdf_low_di): Make work.
18212 2005-01-31 Dale Johannesen <dalej@apple.com>
18214 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18215 Make work for 64 bit.
18217 2005-01-31 Roger Sayle <roger@eyesopen.com>
18218 Dale Johannesen <dalej@apple.com>
18220 PR middle-end/19650
18221 * fold-const.c (fold_binary_op_with_conditional_arg):
18222 Make types match original operands, before STRIP_NOPS.
18224 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18226 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18227 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18228 (struct gcc_sigcontext): Delete. Merge contents to..
18229 (struct gcc_ucontext): ..here.
18230 (get_sigcontext): Delete.
18231 (get_regs): New function, like get_sigcontext but return regs ptr.
18232 64-bit version finds regs from r1 to support vdso.
18233 (ppc_linux_aux_vector): New function.
18234 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18237 2005-01-31 Ira Rosen <irar@il.ibm.com>
18239 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18241 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18242 redundant fold. Fix misalignment for MINUS_EXPR.
18243 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18244 (vect_analyze_pointer_ref_access): Likewise.
18245 (vect_get_memtag_and_dr): Likewise.
18247 2005-01-31 Richard Henderson <rth@redhat.com>
18249 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18250 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18251 absnegdf2_i387, absnegxf2_i387): Likewise.
18253 2005-01-31 Richard Henderson <rth@redhat.com>
18256 * optabs.c (expand_copysign_absneg): New.
18257 (expand_copysign_bit): Split out from ...
18258 (expand_copysign): ... here. Use expand_copysign_absneg.
18260 2005-01-30 Roger Sayle <roger@eyesopen.com>
18262 PR middle-end/19697
18263 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18264 constant as the second operand and a register as the third.
18266 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18269 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18270 that dllimport'd functions do not use all call-clobbered registers
18271 to pass parameters.
18273 2005-01-30 Richard Henderson <rth@redhat.com>
18276 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18277 expand_abs_nojump and generalize. Use operand_subword and
18278 emit_no_conflict_block. Support large modes.
18279 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18281 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18282 negation to subtraction.
18283 (expand_copysign): Check that the format has signed zeros.
18284 Use operand_subword and emit_no_conflict_block. Support large modes.
18286 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18288 Fix PR tree-optimization/19624
18290 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18291 * tree-ssa-pre.c: Add cfgloop.h.
18293 (pre_stats): New member, constified.
18294 (inserted_exprs): New static variable.
18295 (NECESSARY): New macro.
18296 (create_expression_by_pieces): Fold the expression, and
18297 mark it as defaulting to not necessary. Also put in
18299 (fully_constant_expression): New function.
18300 (insert_into_preds_of_block): Modify to not insert phis when we
18301 are playing with induction variables.
18302 Push phis onto the inserted_exprs vector, and mark them as not
18303 necessary by default.
18304 (insert_aux): Call fully_constant_expression on eprime.
18305 If all edges produce the same value, mark it constant.
18306 (mark_operand_necessary): New function.
18307 (remove_dead_inserted_code): New function.
18308 (init_pre): Init loop optimizer to get loop info.
18309 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18310 (execute_pre): Commit edge inserts, then remove dead code.
18312 2005-01-30 Richard Henderson <rth@redhat.com>
18314 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18315 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18317 2005-01-30 Richard Henderson <rth@redhat.com>
18320 * config/i386/i386.c (ix86_expand_copysign): New.
18321 (ix86_split_copysign_const): New.
18322 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18323 rearrange op1/nmask operands.
18324 * config/i386/i386-protos.h: Update.
18325 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18326 (copysigndf3): Likewise.
18327 (copysignsf3_const, copysigndf3_const): New.
18328 (copysignsf3_var): Rename from copysignsf3, split out splitter
18329 and fix split predicate for X constraint.
18330 (copysigndf3_var): Similarly.
18332 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18334 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18335 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18336 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18338 2005-01-29 Richard Henderson <rth@redhat.com>
18341 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18342 of # and * in constraints.
18344 2005-01-29 Richard Henderson <rth@redhat.com>
18346 PR middle-end/19689
18347 * expr.c (store_field): Don't strip sub-mode cast when the input
18348 data is even smaller.
18350 2005-01-29 Richard Henderson <rth@redhat.com>
18352 PR middle-end/19687
18353 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18356 2005-01-29 Richard Henderson <rth@redhat.com>
18358 * combine.c (make_field_assignment): Fix argument order
18361 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18363 PR tree-optimization/15791
18364 * fold-const.c (extract_array_ref): New function.
18365 (fold): Fold comparisons between &a[i] and &a[j] or
18366 semantically equivalent trees.
18368 2005-01-29 Jeff Law <law@redhat.com>
18370 * gcse.c (insert_expr_in_table): Revamp handling of available
18371 and anticipatable occurrence lists to avoid unnecessary list
18373 (insert_set_in_table): Similarly.
18375 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18377 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18379 (c_build_qualified_type): Build qualified array types with
18380 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18381 * c-decl.c (c_make_fname_decl): Build unqualified array type
18382 before qualified type.
18383 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18384 type is qualified, not just if type itself is. Don't apply
18385 qualifiers to array type when declarator is processed. Apply
18386 qualifiers to field type whether or not it is an array type.
18387 Don't handle array types specially for applying qualifiers to
18389 * c-typeck.c (composite_type): Build unqualified element type and
18390 array type when forming composite of array types.
18391 (common_pointer_type, comptypes, comp_target_types,
18392 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18393 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18395 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18396 (args2) in variables a1 and a2.
18398 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18400 * cse.c (n_elements_made, max_elements_made): Remove.
18401 (insert): Don't touch n_elements_made.
18402 (cse_main): Don't touch n_elements_made or max_elements_made.
18404 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18407 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18408 configuration part of dp-bit.c to be lost.
18410 2005-01-28 Roger Sayle <roger@eyesopen.com>
18412 * expmed.c (expand_mult_highpart_optab): When attempting to use
18413 a non-widening multiplication in a wider mode, the operands need
18414 to be converted (zero or sign extended) to that mode.
18416 2005-01-28 Ian Lance Taylor <ian@airs.com>
18418 PR middle-end/16558
18419 PR middle-end/19583
18420 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18421 through if both operands fall through.
18423 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18425 * cse.c (fold_rtx) <PC>: Don't optimize.
18427 2005-01-28 Jeff Law <law@redhat.com>
18429 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18430 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18432 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18434 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18435 cse_reg_info_used_list_end): Remove.
18436 (cse_reg_info_list, cse_reg_info_list_free): New.
18437 (get_cse_reg_info): When allocating an instance of
18438 cse_reg_info, add it to the beginning of the cse_reg_info_list
18439 list. Remove code to maintain cse_reg_info_used_list.
18440 (new_basic_block): Reset the free list to the beginning of
18443 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18445 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18446 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18447 (frv_expand_mdpackh_builtin): New function.
18448 (frv_expand_builtin): Use it to expand __MDPACKH.
18449 * doc/extend.texi (__MDPACKH): Update documentation.
18451 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18453 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18454 SSE_FLOAT_MODE_P for use_sse computation.
18456 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18459 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18461 2005-01-27 Richard Henderson <rth@redhat.com>
18463 * builtins.c (expand_builtin_copysign): New.
18464 (expand_builtin): Call it.
18465 * genopinit.c (optabs): Add copysign_optab.
18466 * optabs.c (init_optabs): Initialize it.
18467 (expand_copysign): New.
18468 * optabs.h (OTI_copysign, copysign_optab): New.
18469 (expand_copysign): Declare.
18471 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18472 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18474 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18475 (ix86_expand_fp_absneg_operator): ... here.
18476 (ix86_split_copysign): New.
18477 * config/i386/i386-protos.h: Update.
18478 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18479 (copysignsf3, copysigndf3): New.
18481 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18482 (copysignsf3, ncopysignsf3): New.
18483 (copysigndf3, ncopysigndf3): New.
18484 (copysignxf3, ncopysignxf3): New.
18485 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18487 2005-01-27 Arend Bayer <arend.bayer@web.de>
18488 Kazu Hirata <kazu@cs.umass.edu>
18490 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18491 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18492 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18495 2005-01-27 Jeff Law <law@redhat.com>
18497 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18498 definitions of SSA_NAMEs which are not being rewritten.
18499 (rewrite_ssa_into_ssa): Only initialize the current definition
18500 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18501 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18502 SSA_NAMEs before returning.
18504 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18506 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18507 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18508 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18509 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18510 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18512 2005-01-27 Steven Bosscher <stevenb@suse.de>
18514 PR middle-end/17278
18515 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18516 higher to -O2 and higher. Likewise for tree PRE.
18517 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18520 2005-01-27 Ian Lance Taylor <ian@airs.com>
18522 PR middle-end/19583
18523 * gimple-low.c (try_catch_may_fallthru): New static function.
18524 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18525 * tree-inline.c (expand_call_inline): Don't warn about reaching
18526 the end of a non-void function being inlined if the function uses
18529 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18531 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18534 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18535 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18536 (implicitly_declare): Handle error_mark_node.
18538 2005-01-27 Richard Henderson <rth@redhat.com>
18541 * tree.h (struct tree_decl): Add debug_expr_is_from.
18542 (DECL_DEBUG_EXPR_IS_FROM): New.
18543 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18544 * dwarf2out.c (dwarf2out_var_location): Update to match.
18545 * tree-outof-ssa.c (create_temp): Likewise.
18546 * var-tracking.c (track_expr_p): Likewise.
18547 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18548 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18549 * toplev.c (default_tree_printer): Likewise.
18551 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18553 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18554 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18556 2005-01-27 Steven Bosscher <stevenb@suse.de>
18558 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18559 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18560 ASM_CLOBBERS): Add tree checks.
18562 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18563 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18564 * c-common.def (SWITCH_STMT): Update to match.
18565 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18566 macros instead of SWITCH_EXPR ones.
18567 * c-dump.c (c_dump_tree): Likewise.
18568 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18569 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18571 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18573 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18575 * unwind-dw2.c (execute_stack_op): Add missing cases for
18576 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18578 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18580 * config.gcc (Obsolete configurations): Remove 'dummy', add
18581 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18584 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18586 PR tree-optimization/19633
18587 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18589 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18590 are no call-clobbered variables.
18591 * tree-outof-ssa.c (check_replaceable): Return false for calls
18594 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18596 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18597 even for variables with NULL DECL_INITIAL.
18599 2005-01-26 Stuart Hastings <stuart@apple.com>
18601 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18603 2005-01-26 Richard Henderson <rth@redhat.com>
18605 PR middle-end/18008
18606 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18608 * expr.c (store_field): Strip conversions to odd-bit-sized types
18609 if the destination field width matches.
18611 2005-01-26 Richard Henderson <rth@redhat.com>
18613 * c-decl.c, expmed.c, expr.c: Revert last change.
18615 2005-01-26 Richard Henderson <rth@redhat.com>
18617 PR middle-end/18008
18618 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18620 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18621 if we don't need the bits above those present in the current mode.
18622 * expr.c (store_field): Strip conversions to odd-bit-sized types
18623 if the destination field width matches.
18625 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18627 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18628 either -ffast-math or -funsafe-math-optimizations is in use.
18630 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18634 * config/avr/avr.c (notice_update_cc): Only set condition code for
18635 ashrqi3 if shift count > 0.
18636 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18637 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18638 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18639 count <= 0 as a no-op, and shift count >= width by copying zero
18640 or sign bit to all bits of the result.
18641 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18642 count, with attribute "length" set to 0 and "cc" set to "none".
18644 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18646 * doc/invoke.texi: Document -mTLS.
18648 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18649 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18650 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18651 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18652 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18653 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18654 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18655 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18657 * configure.ac: Check for a TLS capable gas.
18659 * configure: Regenerate.
18661 2005-01-26 Richard Henderson <rth@redhat.com>
18663 PR middle-end/18008
18664 * combine.c (make_field_assignment): Simplify store to zero_extract
18665 from a source with an overlapping mask.
18667 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18669 2004-11-11 Eric Christopher <echristo@redhat.com>
18671 * config/frv/frv.md: Add fr400_integer automaton. Don't
18672 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18675 2005-01-26 Steven Bosscher <stevenb@suse.de>
18677 PR middle-end/16585
18678 * cfgbuild.c (make_edges): Do not clear or set
18679 current_function_has_computed_jump.
18680 * function.h (struct function): Remove the has_computed_jump field.
18681 (current_function_has_computed_jump): Do not define.
18682 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18683 in a computed jump. Ignore current_function_has_computed_jump.
18685 2005-01-26 Richard Henderson <rth@redhat.com>
18687 PR middle-end/19515
18688 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18689 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18691 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18692 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18693 objects into static storage if they have more than one non-zero value.
18694 * tree.h (categorize_ctor_elements): Update decl.
18696 2005-01-26 Steven Bosscher <stevenb@suse.de>
18698 PR middle-end/19616
18699 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18700 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18701 to this function from 2004-07-10.
18702 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18703 the current function for tail call optimizations if the address
18704 of one of it its arguments is taken.
18706 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18708 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18710 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18712 * function.c (expand_function_end): If current_function_calls_alloca,
18713 emit stack restore in a place that is reached when the function falls
18714 through at the end.
18716 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18718 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18719 rule to avoid matching inappropriate suffix rule.
18721 2005-01-26 Jan Hubicka <jh@suse.cz>
18723 PR tree-optimization/19241
18724 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18726 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18728 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18729 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18731 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18732 <sim*>: Always use crt1.o, regardless of N in simN.
18733 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18734 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18735 (CRT_CALL_STATIC_FUNCTION): Remove.
18736 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18737 use crt1.o, regardless of N in simN.
18738 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18739 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18740 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18741 case isystem setting.
18742 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18744 2005-01-25 Ian Lance Taylor <ian@airs.com>
18746 * gimple-low.c (block_may_fallthru): Correct handling of
18747 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18749 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18751 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18752 handlers to match indentation; nested under the mtune=* handler.
18753 Similar for mcpu= and march=.
18755 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18757 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18758 * config/mips/linux64.h (LIB_SPEC): Likewise.
18759 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18760 * config/sh/linux.h (LIB_SPEC): Likewise.
18762 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18764 * config/frv/frv.c (frv_legitimize_tls_address): New.
18765 (TARGET_HAVE_TLS): Define.
18766 (FRV_SYMBOL_REF_TLS_P): Define.
18767 (frv_override_options): Handle new register classes.
18768 (frv_legitimate_address_p): Reject tls addresses.
18769 (frv_legitimize_address): Handle TLS addresses.
18770 (gen_inlined_tls_plt): New.
18771 (gen_tlsmoff): New.
18772 (frv_legitimize_tls_address): New.
18773 (unspec_got_name): Add TLS entries.
18774 (got12_operand): Add R_FRV_TLSMOFF12 case.
18775 (frv_emit_move): Fixup TLS addresses.
18776 (frv_emit_movsi): Legitimize TLS addresses.
18778 * config/frv/frv.h (MASK_BIG_TLS): New.
18779 (TARGET_BIG_TLS): New.
18780 (HAVE_AS_TLS): Define.
18781 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18782 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18783 (REG_CLASS_NAMES): Same.
18784 (REG_CLASS_CONTENTS): Same.
18785 (CONSTRAINT_LEN): New.
18786 (REG_CLASS_FROM_CONSTRAINT): New.
18787 (PREDICATE_CODES): Add symbolic_operand.
18789 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18790 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18791 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18792 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18793 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18794 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18795 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18796 GR9_REG, GR14_REG, LRREG.
18797 (type): Add load_or_call attribute.
18798 ("load_or_call"): New reservation.
18799 ("call_gettlsoff"): New.
18800 ("tls_indirect_call"): New.
18801 ("tls_load_gottlsoff12"): New.
18802 ("tlsoff_hilo"): New.
18803 ("tls_tlsdesc_ldd"): New.
18804 ("tls_tlsoff_ld"): New.
18807 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18809 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18811 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18812 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18813 * config/frv/frv.c (TLS_BIAS): Define.
18814 (frv_output_dwarf_dtprel): New.
18816 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18818 PR rtl-optimization/19579
18819 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18820 both A and B, see if they don't clobber registers the other expr uses.
18822 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18824 * real.c (do_add): Initialize signalling and canonical members.
18826 * real.c (real_from_integer): Zero out destination.
18828 2005-01-18 Jan Hubicka <jh@suse.cz>
18830 PR tree-optimize/19337
18831 * tree-inline.c (initialize_inlined_parameters): Copy
18832 saved_static_chain_decl only.
18834 2005-01-25 Richard Henderson <rth@redhat.com>
18838 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18839 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18840 80387 enabled, to return a proper subclass. Return the subset that
18841 overlaps with GENERAL_REGS for PLUS.
18842 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18844 2005-01-25 Richard Henderson <rth@redhat.com>
18846 PR middle-end/19609
18847 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18849 2005-01-25 Roger Sayle <roger@eyesopen.com>
18851 * expmed.c (choose_multiplier): Change interface to return the
18852 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18853 (expand_divmod): Update calls to choose_multiplier.
18855 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18857 PR middle-end/19330
18858 * expmed.c (extract_bit_field): Use adjust_address instead of
18859 gen_lowpart when op0 is a MEM.
18861 2005-01-24 Steven Bosscher <stevenb@suse.de>
18863 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18865 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18867 * config/mips/irix-csr.c: New file.
18868 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18869 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18870 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18873 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18876 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18877 sparc/elf.h, add sparc/sp-elf.h.
18878 (sparc-*-rtems*): Likewise.
18879 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18880 tm-dwarf2.h, add sparc/sp-elf.h.
18881 (sparc86x-*-elf): Likewise.
18882 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18883 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18884 TARGET_OS_CPP_BUILTINS.
18885 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18886 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18888 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18889 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18890 (SWITCH_TAKES_ARG): Likewise.
18891 (LOCAL_LABEL_PREFIX): Likewise.
18892 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18893 (TARGET_N_FORMAT_TYPES): Delete.
18894 (TARGET_FORMAT_TYPES): Likewise.
18895 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18896 * config/sparc/elf.h: Delete.
18897 * config/sparc/sp-elf.h: New file.
18899 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18901 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18902 * tree-flow.h: Remove the corresponding prototype.
18903 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18904 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18906 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18909 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18910 for AIX ABI or ELF -fPIC.
18911 (rs6000_emit_load_toc_table): Don't create toc_section here.
18912 (rs6000_xcoff_file_start): Nor here.
18914 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18916 * sh.c (ra.h): Don't #include.
18917 (hard_regs_intersect_p): New function, resurrected from ra.c.
18919 * sh.c: Fix 1996 Copyright.
18921 2005-01-24 Richard Henderson <rth@redhat.com>
18922 Aldy Hernandez <aldyh@redhat.com>
18924 * regrename.c (note_sets): Handle subregs.
18926 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18929 * genconditions.c (write_header, write_conditions): Elide file if
18932 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18934 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18935 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18938 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18940 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18941 expand_builtin_printf, expand_builtin_fprintf,
18942 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18943 checking against POINTER_TYPE.
18944 (validate_arglist): Handle POINTER_TYPE code by checking
18947 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18949 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18950 init_rtlanal): New.
18951 (for_each_rtx): Call for_each_rtx_1.
18952 * rtl.h (init_rtlanal): Declare.
18953 * toplev.c (backend_init): Call init_rtlanal.
18955 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18957 * flow.c (propagate_one_insn): Formatting.
18959 PR middle-end/19551
18960 * flow.c (libcall_dead_p): Be more conservative if unsure.
18961 If there are any instructions between insn and call, see if they are
18962 all dead before saying the libcall is dead.
18964 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18966 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18967 operand constraint for operand 0.
18969 2005-01-23 Richard Henderson <rth@redhat.com>
18972 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18973 edges leading to join block.
18975 2005-01-23 Roger Sayle <roger@eyesopen.com>
18977 * expmed.c (expand_mult_highpart): Make static. Change type of
18978 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18979 (expand_divmod): Updates calls to expand_mult_highpart by using
18980 gen_int_mode to pass a CONST_INT rtx.
18981 * rtl.h (expand_mult_highpart): Remove prototype.
18983 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18985 * flow.c (regset_bytes, regset_size): Remove.
18987 * cfganal.c: Fix a reference to Harvey's paper.
18989 2005-01-23 Steven Bosscher <stevenb@suse.de>
18991 PR rtl-optimization/19464
18992 * tree-optimize.c (init_tree_optimization_passes): Add one more
18993 copyrename pass just before out-of-ssa.
18995 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18998 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18999 * ggc-none.c (ggc_free): Define.
19001 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19003 * cse.c (max_reg, max_insn_uid): Remove.
19004 (cse_main): Don't access max_reg or max_insn_uid.
19006 * c-common.c (explicit_flag_signed_bitfields,
19007 lang_statement_code_p, lang_expand_function_end): Remove.
19008 * c-common.h: Remove the corresponding declarations.
19009 * c-opts.c (c_common_handle_option): Remove all write access
19010 to explicit_flag_signed_bitfields.
19012 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19013 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19014 * cgraph.h: Remove the corresponding declaration.
19016 * gcse.c (null_pointer_info): Remove.
19018 2005-01-23 Roger Sayle <roger@eyesopen.com>
19019 Eric Botcazou <ebotcazou@libertysurf.fr>
19021 * combine.c (simplify_logical): Only simplify logical expressions
19022 of the form ior(and(x,y),z) by the inverse distributive law if the
19023 result is cheaper than the original.
19025 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19027 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19028 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19029 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19030 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19031 config/freebsd-spec.h, config/arm/arm.h,
19032 config/h8300/h8300.md, config/i386/i386.md,
19033 config/i386/predicates.md, config/i386/sse.md,
19034 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19035 config/vax/vax.md: Fix comment typos. Follow spelling
19038 2005-01-23 Steven Bosscher <stevenb@suse.de>
19040 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19041 tests, instead of `less than'.
19043 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19045 * function.c (assign_parm_setup_block): When creating a new stack slot
19046 for a parameter, get its alignment from the parameter's DECL_ALIGN
19047 rather than the type's TYPE_ALIGN. Make sure that the parameter
19048 is at least word aligned.
19050 2005-01-22 Roger Sayle <roger@eyesopen.com>
19052 PR middle-end/19378
19053 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19055 2005-01-22 Richard Henderson <rth@redhat.com>
19058 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19059 in both compare operands.
19060 (movdfcc_1_sse_max): Likewise.
19061 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19062 (movdfcc_1_sse): Likewise.
19063 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19064 scratch register as needed.
19066 2005-01-22 Richard Henderson <rth@redhat.com>
19068 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19070 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19072 2005-01-22 Richard Henderson <rth@redhat.com>
19074 * genopinit.c (optabs): Use smin/smax for floating point too.
19075 * doc/md.texi: Update to match. Clarify that floating point
19076 results are undefined for +0/-0 and NaN.
19077 * doc/rtl.texi: Likewise.
19078 * rtl.def (SMIN, SMAX): Likewise
19079 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19081 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19082 leading 's' to the name.
19083 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19084 smaxxf3, sminxf3): Likewise.
19085 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19088 2005-01-22 Paul Brook <paul@codesourcery.com>
19090 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19092 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19094 * config/s390/s390.c (struct processor_costs): New fields
19095 dlgr, dlr, dr, dsgfr, dsgr.
19096 (z900_cost, z990_cost): Values for new fields.
19097 (s390_rtx_costs): New cases MEM und COMPARE in switch
19098 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19099 DIV, MOD, UDIV, UMOD.
19101 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19103 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19104 into the register being decremented.
19105 ("doloop_si31", "doloop_di"): Likewise.
19106 ("*doloop_si_long"): Adapt pattern.
19108 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19110 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19112 (CLASS_MAX_NREGS): Likewise.
19114 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19116 * doc/tree-ssa.texi (Statement Operands): Add example for new
19117 must-def macro. Note deprecation of old operands interface.
19119 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19121 PR tree-optimization/19484
19122 * tree-cfg.c (remove_fallthru_edge): New function.
19123 (cleanup_control_flow): Remove fallthru edges from calls that are
19124 now known not to return.
19126 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19128 Fix PR tree-optimization/19038
19129 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19130 copies with loop variant ones.
19132 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19134 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19135 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19136 config/alpha/alpha.md, config/alpha/predicates.md,
19137 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19138 config/sparc/sol2.h: Update copyright.
19140 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19141 first label to see if it is a nonlocal label.
19143 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19144 Andrew Pinski <pinskia@physics.uc.edu>
19147 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19148 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19150 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19152 * config/rs6000/rtems.h: Update copyright.
19154 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19157 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19158 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19159 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19161 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19164 * c-typeck.c (convert_arguments): Check for error_mark_node.
19166 2005-01-21 Ian Lance Taylor <ian@airs.com>
19168 PR tree-optimization/13000
19169 * tree-inline.c: Include "tree-flow.h".
19170 (expand_call_inline): If warn_return_type, warn if non-void inline
19171 function falls through.
19172 * tree-cfg.c (execute_warn_function_return): Don't warn about
19173 control reaching end if TREE_NO_WARNING is set. Set
19175 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19177 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19178 branch if we don't need one.
19179 * c-typeck.c: Include "tree-flow.h"
19180 (c_finish_bc_stmt): Don't add a goto if the current statement
19181 list doesn't fall through to the current point.
19183 2005-01-21 Roger Sayle <roger@eyesopen.com>
19185 PR rtl-optimization/576
19186 * real.c (real_arithmetic): Change return type from void to bool
19187 to return an indication that the result may be inexact.
19188 * real.h (real_arithmeric): Update prototype.
19189 * fold-const.c (const_binop): Don't constant fold floating
19190 point expressions when the user specifies -frounding-math and
19191 the result may depend upon the run-time rounding mode.
19192 (fold_convert_const_real_from_real): Clean-up.
19193 (fold_initializer): Ignore flag_rounding_math for initializers.
19194 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19195 constant fold FP operations with flag_rounding_math if the
19196 result may depend upon the run-time rounding mode.
19198 2005-01-21 Tom Tromey <tromey@redhat.com>
19200 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19202 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19204 * tree-cfg.c: Fix comment typos.
19206 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19208 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19209 around the call to rest_of_handle_branch_target_load_optimize.
19211 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19213 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19214 (sparc64-*-openbsd*): Likewise.
19215 (sparclite-*-elf*): Include tm-dwarf2.h.
19216 (sparc86x-*-elf*): Likewise.
19217 (sparc64-*-elf*): Likewise.
19218 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19219 (DBX_DEBUGGING_INFO): Likewise.
19220 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19221 (PREFERRED_DEBUGGING_TYPE): Likewise.
19222 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19223 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19224 (PREFERRED_DEBUGGING_TYPE): Likewise.
19225 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19226 (PREFERRED_DEBUGGING_TYPE): Likewise.
19227 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19229 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19232 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19234 2005-01-20 Paul Brook <paul@codesourcery.com>
19236 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19238 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19240 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19241 label is first in a sequence of labels.
19243 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19245 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19246 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19248 * doc/sourcebuild.texi (Test Directives): New.
19250 2005-01-20 Roger Sayle <roger@eyesopen.com>
19252 * real.c (real_floor): Don't leave the result uninitialized when
19253 mode is VOIDMode, but return the unrounded intermediate value.
19254 (real_ceil): Likewise.
19256 2005-01-20 Paul Brook <paul@codesourcery.com>
19258 * config/arm/arm.md (insv): Use gen_int_mode.
19260 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19262 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19263 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19264 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19265 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19266 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19268 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19271 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19272 fbreg, so we have to assume we can't.
19273 (loc_descriptor_from_tree_1): Ditto.
19274 (containing_function_has_frame_base): New function.
19275 (add_location_or_const_value_attribute): Use it.
19276 Also try to generate a frame_base from a single element location
19279 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19281 PR tree-optimization/15349
19282 * timevar.def (TV_TREE_MERGE_PHI): New.
19283 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19285 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19286 calls to tree_forwarder_block_p.
19287 (remove_forwarder_block_with_phi, merge_phi_nodes,
19288 gate_merge_phi, pass_merge_phi): New.
19289 * tree-optimize.c (init_tree_optimization_passes): Add
19291 * tree-pass.h: Add an extern for pass_merge_phi;
19293 2005-01-20 Richard Henderson <rth@redhat.com>
19296 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19297 (_mm_castps_pd, _mm_castps_si128): New.
19298 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19300 2005-01-20 Richard Henderson <rth@redhat.com>
19303 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19304 __builtin_ia32_vec_init_v2si.
19305 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19306 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19307 (ix86_init_mmx_sse_builtins): Create it.
19308 (ix86_expand_builtin): Expand it.
19309 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19310 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19311 (vec_extractv2si_0, vec_extractv2si_1): New.
19313 2005-01-20 Richard Henderson <rth@redhat.com>
19316 * config/i386/i386.c (ix86_expand_push): New.
19317 * config/i386/mmx.md (push<MMXMODE>1): New.
19318 * config/i386/sse.md (push<SSEMODE>1): New.
19319 * config/i386/i386-protos.h: Update.
19321 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19323 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19326 2005-01-20 Richard Henderson <rth@redhat.com>
19328 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19329 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19331 2005-01-19 Richard Henderson <rth@redhat.com>
19334 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19335 to V4SFmode in SSE1 fallback load path.
19337 2005-01-19 Richard Henderson <rth@redhat.com>
19339 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19340 in QImode expansion to ix86_expand_vector_set.
19341 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19343 2005-01-19 Richard Henderson <rth@redhat.com>
19346 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19347 subclass of the input class.
19348 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19349 Always true for cross-SSE1 classes. Rationalize conditionals.
19350 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19351 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19352 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19353 (movdi_2): Add MMX/SSE zeros.
19354 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19355 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19356 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19357 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19358 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19359 (zero_extendsidi2_rex64_1): Remove.
19360 (MOV0 peephole): Check GENERAL_REG_P.
19362 2005-01-19 Richard Henderson <rth@redhat.com>
19365 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19367 (ix86_expand_vector_extract): Likewise.
19369 2005-01-19 Richard Henderson <rth@redhat.com>
19371 PR middle-end/19304
19372 * expr.c (emit_move_change_mode): New argument force; use
19373 simplify_gen_subreg if true.
19374 (emit_move_via_alt_mode): Merge into ...
19375 (emit_move_via_integer): ... here.
19376 (emit_move_ccmode): Use emit_move_change_mode directly.
19378 2005-01-19 Richard Henderson <rth@redhat.com>
19381 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19382 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19383 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19385 (alpha_emit_set_const): Likewise. Make static.
19386 (alpha_emit_set_long_const): Make static.
19387 (alpha_extract_integer): Split out from alpha_expand_mov.
19388 (alpha_split_const_mov): Likewise.
19389 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19390 (alpha_legitimate_constant_p): New.
19391 * config/alpha/alpha-protos.h: Update.
19392 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19393 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19394 * config/alpha/alpha.md (movsi): Add n alternative.
19395 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19396 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19397 (splitters for all of the above): Use alpha_split_const_mov.
19398 * config/alpha/predicates.md (non_add_const_operand): New.
19399 (non_zero_const_operand): New.
19400 (input_operand): Use alpha_legitimate_constant_p after reload.
19402 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19404 PR tree-optimization/19038
19405 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19406 (add_candidate): Add ivs with increment in latch only if
19407 allow_ip_end_pos_p is true.
19408 (determine_iv_cost): Use empty_block_p.
19410 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19412 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19413 (compute_dominance_frontiers): Ditto.
19415 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19418 * config/sh/t-rtems: New.
19419 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19421 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19423 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19424 the offset of the selected field.
19426 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19428 * tree-cfg.c (remove_forwarder_block): Fix the check to
19429 prevent a nonlocal label from appearing in the middle of a
19432 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19434 PR rtl-optimization/19462
19435 * reorg.c (find_end_label): Create return insn only if
19436 current_function_epilogue_delay_list is empty.
19438 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19440 * doc/passes.texi: Remove paragraph mentioning new-ra.
19442 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19444 PR rtl-optimization/15139
19445 * combine.c: Include params.h.
19446 (count_rtxs): New function.
19447 (record_value_for_reg): If replace_rtx would replace at least
19448 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19449 (clobber (const_int 0)) instead of TEM.
19450 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19451 * params.h (MAX_LAST_VALUE_RTL): New.
19452 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19453 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19456 * c-typeck.c (digest_init): Only call build_vector if all constructor
19457 elements are *_CST nodes.
19458 * gimplify.c (gimplify_init_constructor): Likewise.
19460 PR middle-end/19164
19461 * c-typeck.c (digest_init): Only call build_vector if inside_init
19464 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19466 * toplev.c (init_asm_output): Remove dead #ifdef.
19468 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19470 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19472 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19474 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19475 accessing DECL_FUNCTION_CODE.
19476 * dojump.c (do_jump): Likewise.
19477 * gimplify.c (gimplify_call_expr): Likewise.
19478 * predict.c (expr_expected_value): Likewise.
19479 (strip_builtin_expect): Likewise.
19480 * tree-inline.c (estimate_num_insns_1): Likewise.
19481 * tree-ssa-loop-im.c (stmt_cost): Likewise
19482 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19483 (tree_expr_nonnegative_p): Likewise.
19485 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19487 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19488 variant of the load_pcrel_sym pattern.
19489 * config/sparc/sparc.md (P macro): Move to the top.
19490 (load_pcrel_sym): Macroize using P.
19491 (save_register_window): Likewise.
19493 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19495 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19496 ("sordered"): Same.
19498 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19501 * c-typeck.c (build_asm_expr): Strip nops off
19502 input memory operands.
19504 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19506 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19507 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19508 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19509 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19511 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19514 * config/i386/i386.c (override_options): If the 80387 is disabled,
19515 then do not return FP values using FP registers.
19517 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19519 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19520 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19521 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19522 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19523 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19524 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19525 output.h, postreload-gcse.c, postreload.c, recog.c,
19526 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19527 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19528 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19529 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19530 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19531 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19532 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19533 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19535 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19536 config/alpha/alpha.c, config/arm/vfp.md,
19537 config/i386/emmintrin.h, config/i386/i386-modes.def,
19538 config/i386/i386-protos.h, config/i386/i386.h,
19539 config/i386/pmmintrin.h, config/i386/ppro.md,
19540 config/i386/predicates.md, config/i386/xmmintrin.h,
19541 config/i860/i860.c, config/ia64/ia64-modes.def,
19542 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19543 config/ia64/ia64.md, config/ia64/itanium1.md,
19544 config/ia64/itanium2.md, config/ia64/predicates.md,
19545 config/iq2000/iq2000.h, config/mips/linux64.h,
19546 config/rs6000/aix41.h, config/rs6000/aix43.h,
19547 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19548 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19549 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19550 config/sparc/linux64.h, config/sparc/litecoff.h,
19551 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19552 config/sparc/sparc.h, config/sparc/sparc.md,
19553 config/sparc/sysv4-only.h: Update copyright.
19555 2005-01-18 Richard Henderson <rth@redhat.com>
19558 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19560 2005-01-18 Marc Espie <espie@openbsd.org>
19561 * config/i386/openbsdelf.h: Typo.
19563 2005-01-18 Richard Henderson <rth@redhat.com>
19565 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19566 special case for sse.
19567 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19569 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19571 * tree-inline.c (estimate_num_insns_1): Added cases for
19572 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19574 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19576 PR rtl-optimization/19296
19577 * combine.c (simplify_comparison): Rewrite the condition under
19578 which a non-paradoxical SUBREG of a PLUS can be lifted when
19579 compared against a constant.
19581 2005-01-18 Andi Kleen <ak@muc.de>
19583 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19584 * c.opt (-Wpointer-sign): Add.
19585 * doc/invoke.texi: (-Wpointer-sign): Add.
19587 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19589 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19590 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19591 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19592 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19593 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19594 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19595 for TARGET_MIX_SSE_I387.
19596 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19597 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19598 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19599 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19600 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19601 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19602 TARGET_MIX_SSE_I387.
19603 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19606 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19609 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19610 Add movaps alternative for xmm reg->reg move.
19612 2005-01-17 Jeff Law <law@redhat.com>
19614 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19615 at the end of the main DOM loop rather than just before DOM exits.
19617 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19619 PR tree-optimization/19121
19620 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19621 adding aliases to a name tag, also add them to the pointer's
19623 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19624 sensitive alias info at all. Only check that the two pointers
19625 have compatible pointed-to sets.
19626 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19627 a pointer's type tag is a superset of the alias set of the
19628 pointer's name tag.
19630 2005-01-17 James E Wilson <wilson@specifixinc.com>
19633 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19634 comment to document why.
19636 2005-01-17 Richard Henderson <rth@redhat.com>
19638 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19639 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19640 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19641 sse2_vmsminv2df3_finite): New.
19642 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19643 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19644 Force op1 into register.
19646 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19648 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19649 bubblestrap from always rebuilding build directory.
19651 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19653 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19654 ("*cmpmem_short"): Likewise.
19656 2005-01-17 Steven Bosscher <stevenb@suse.de>
19658 * basic-block.h: Document BB_* flags.
19659 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19660 use an sbitmap instead.
19661 * sched-rgn.c (compute_trg_info): Likewise.
19663 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19665 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19666 redundant target_cpu_default and extra_parts lines. Use the default
19668 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19669 (SUBTARGET_EXTRA_SPECS): Delete.
19670 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19671 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19672 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19673 and "n32" for -mabi=n32.
19675 2005-01-17 Ian Lance Taylor <ian@airs.com>
19678 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19679 fold constant variables into initial values.
19681 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19683 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19685 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19686 through the statements backward.
19688 2005-01-17 Ian Lance Taylor <ian@airs.com>
19690 PR middle-end/13127:
19691 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19692 a variable set to the return value of the inlined function.
19694 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19696 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19697 when modes are tieable.
19699 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19701 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19702 of pthread_create to find out if threads are enabled.
19703 * gthr-posix95.h (__gthread_active_p): Likewise.
19705 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19707 * common.opt (-fnew-ra): Remove.
19709 * toplev.h (flag_new_regalloc): Remove.
19710 * Makefile.in (ra*.*): Don't mention.
19711 * passes.c (rest_of_handle_new_regalloc): Remove.
19712 (rest_of_handle_combine, rest_of_compilation): Always consider
19713 flag_new_regalloc as false.
19714 * doc/invoke.texi: Don't document -fnew-ra.
19716 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19718 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19719 last parameter to reg_scan.
19720 * loop.c (loop_optimize): Likewise.
19721 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19722 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19723 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19724 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19725 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19726 * regclass.c (reg_scan): Likewise, for the declaration.
19727 * rtl.h (reg_scan): Likewise, for the prototype.
19729 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19731 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19732 mark_dfs_back_edges.
19734 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19736 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19737 (compute_avail): Uses don't go in tmp_gen.
19739 2005-01-16 Steven Bosscher <stevenb@suse.de>
19741 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19742 loop to look for a free slot in a page entry.
19744 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19747 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19748 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19749 just before targetm.asm_out.file_end.
19750 * tree.h (process_pending_assemble_output_defs): Declare.
19751 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19753 (assemble_alias): Defer generation of assembly code for defines when
19754 TARGET_DEFERRED_OUTPUT_DEFS is true.
19755 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19756 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19757 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19759 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19762 * pa.c (pa_scalar_mode_supported_p): New function.
19763 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19764 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19766 * pa-protos.h (prefetch_operand): Delete.
19767 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19768 * pa.c (prefetch_operand): Delete.
19769 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19770 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19771 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19772 and prefetch_nocc_operand.
19773 * pa.md (prefetch): Rework to avoid reload problems handling short
19774 displacements when a cache control completer needs to be provided.
19775 (prefetch_32, prefetch_64): Delete.
19776 (prefetch_cc, prefetch_nocc): New patterns.
19778 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19780 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19782 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19785 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19786 exceeds maximum alignment for global common data.
19787 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19788 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19790 2004-01-15 Roger Sayle <roger@eyesopen.com>
19792 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19794 2004-01-15 Roger Sayle <roger@eyesopen.com>
19796 * harg-reg-set.h (reg_class_names): Prototype global array.
19797 * regclass.c (reg_class_names): Declare here and initialize to
19799 (dump_regclass): Remove local declaration of reg_class_names.
19800 (regclass): Likewise.
19801 * cfg.c (dump_flow_info): Likewise.
19802 * ra-debug.c (reg_class_names): Likewise.
19803 * regrename.c (reg_class_names): Likewise.
19804 * reload.c (reg_class_names): Likewise.
19805 * reload1.c (spill_failure): Likewise.
19806 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19808 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19810 * config/s390/s390.md ("reload_outti"): Remove predicate for
19811 output operand. Abort if operand is not a MEM.
19812 ("reload_outdi", "reload_outdf"): Likewise.
19814 2005-01-15 Marc Espie <espie@openbsd.org>
19816 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19817 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19818 * config/openbsd.h: Fix C++ includes for native configurations.
19819 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19820 Add trampoline support.
19821 * config/i386/openbsdelf.h: New.
19823 2005-01-15 Marc Espie <espie@openbsd.org>
19825 * collect2.c (main): Explicitly parse -dynamic-linker option.
19827 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19829 PR tree-optimization/19060
19830 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19831 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19832 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19833 and handle extract_range_from_cond returning false.
19834 * fold-const.c (fold): Optimize comparisons with min/max even for
19835 width > HOST_BITS_PER_WIDE_INT.
19837 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19839 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19840 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19841 Remove little endian multilib variants.
19842 Add mips32 multilib variant.
19844 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19846 * explow.c (copy_all_reg, stabilize): Remove.
19847 * expr.h: Remove the corresponding prototypes.
19849 * rtlanal.c (regs_set_between_p): Remove.
19850 * rtl.h: Remove the corresponding prototype.
19852 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19854 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19855 to rs6000_nonimmediate_operand.
19856 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19857 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19858 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19859 rs6000_nonimmediate_operand.
19860 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19861 rs6000_nonimmediate_operand.
19863 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19865 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19867 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19869 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19871 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19872 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19874 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19875 (rs6k_nonimmediate_operand): New.
19876 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19878 (legitimate_lo_sum_address_p): Same.
19879 (rs6000_legitimize_address): Same.
19880 (rs6000_legitimize_reload_address): Same.
19881 (rs6000_legitimate_address): Same.
19882 (spe_build_register_parallel): Pass DF and DC modes in a DI
19885 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19886 to rs6k_nonimmediate_operand.
19888 * config/rs6000/spe.md ("*frob_df_di"): New.
19889 ("*frob_di_df"): New.
19890 ("*frob_di_df_2"): New.
19891 ("*mov_sidf_e500_subreg0"): New.
19892 ("*mov_sidf_e500_subreg4"): New.
19893 ("*movdf_e500_double"): Change predicate to
19894 rs6k_nonimmediate_operand.
19896 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19898 * postreload.c (move2add_note_store): Only call
19899 trunc_int_for_mode on scalar integers.
19901 2005-01-14 Steven Bosscher <stevenb@suse.de>
19903 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19904 replace BB_VISITED uses.
19905 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19906 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19907 (tree_dce_done): Free visited_control_parents.
19908 (perform_tree_ssa_dce): Allocate and clear it.
19909 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19910 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19911 instead of BB_VISITED.
19913 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19915 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19916 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19917 Remove unused prototypes.
19919 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19921 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19922 64-bit register usage.
19923 (spe_func_has_64bit_regs_p): Add FIXME note.
19925 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19927 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19928 flag_finite_math_only with flag_unsafe_math_optimizations.
19930 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19932 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19933 end-of-stack check.
19934 (__tpf_eh_return): Copy TPF private stack area from the module
19935 boundary stack frame. Add check for when module addresses are
19936 equal, but no stub address is found.
19938 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19941 * arm.h (struct machine_function): Add call_via field.
19942 (thumb_call_via_label): Declare.
19943 * arm.c (thumb_call_via_label): New variable.
19944 (thumb_call_reg_needed): New variable.
19945 (arm_output_function_epilogue): For Thumb code, output any per-function
19946 call-indirect trampolines.
19947 (thumb_call_via_reg): New function.
19948 (arm_file_end): New function.
19949 (TARGET_ASM_FILE_END): Call arm_file_end.
19950 (aof_file_end): Likewise.
19951 * arm-protos.h (thumb_call_via_reg): Declare.
19952 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19953 thumb_call_via_reg in normal case.
19955 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19957 PR middle-end/19084
19958 PR rtl-optimization/19348
19959 * recog.c (peephole2_optimize): Do global life update if some peephole
19960 decides it doesn't need at least one of its inputs and that change
19961 influences liveness at the start of the basic block.
19963 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19964 arguments instead of 1.
19966 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19968 PR middle-end/18820
19969 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19970 zero for nested functions needing a static chain or functions
19971 with a non-constant address.
19973 2005-01-13 Roger Sayle <roger@eyesopen.com>
19975 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19976 (and (sign_extend X) C) into (zero_extend (and X C)).
19978 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19980 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19982 2005-01-13 Richard Henderson <rth@redhat.com>
19987 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19988 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19989 not just TARGET_SSE.
19990 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19991 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19992 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19993 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19994 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19995 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19996 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19997 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19998 (movdicc_c_rex64): Rename with '*'.
19999 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20000 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20001 (movsfcc_1_387): Rename from movsfcc_1.
20002 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20003 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20004 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20005 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20006 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20007 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20008 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20009 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20010 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20011 sse_movdfcc_const0_4): Remove.
20012 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20013 recognize min/max early. Update for changed sse cmove patterns.
20014 (ix86_split_sse_movcc): New.
20015 * config/i386/i386-protos.h: Update.
20017 2005-01-13 Steven Bosscher <stevenb@suse.de>
20019 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20020 (fix_stmt_v_may_defs): Likewise.
20022 2005-01-13 Richard Henderson <rth@redhat.com>
20024 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20025 for converting the mask.
20027 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20029 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20032 2005-01-13 Richard Henderson <rth@redhat.com>
20034 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20035 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20036 IX86_BUILTIN_MOVDQ2Q): Remove.
20037 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20038 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20039 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20041 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20042 (sse2_pextrw): Fix immediate constraint.
20043 (sse2_loadq, sse2_loadq_rex64): Remove.
20044 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20045 Use __builtin_ia32_vec_ext_<size>.
20046 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20048 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20050 * function.c (assign_parm_setup_block): Look inside original
20051 entry_parm when inspecting PARALLEL.
20053 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20054 Joel Sherrill <joel@oarcorp.com>
20057 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20058 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20059 rtems_gxx_recursive_mutex_init.
20060 (__gthread_recursive_mutex_lock): New function.
20061 (__gthread_recursive_mutex_trylock): Likewise.
20062 (__gthread_recursive_mutex_unlock): Likewise.
20064 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20066 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20068 2005-01-13 Jan Beulich <jbeulich@novell.com>
20070 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20071 (ashrti3_internal): Indicate output is early clobber. Generate result
20072 into output rather than first input. Use move for low word of output
20073 if shift count is exactly 64.
20074 (lshrti3_internal): Likewise.
20076 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20080 * reload1.c (delete_output_reload): Don't delete an output reload
20081 if the pseudo lives longer than a single basic block. Adjust and
20082 improve wording of comment.
20084 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20087 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20088 of TYPE_SIZE where we mean the number of bytes.
20090 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20092 * function.c (assign_parm_setup_block): Relax condition on
20093 multi-register optimization.
20095 2005-01-12 Nick Clifton <nickc@redhat.com>
20097 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20098 an "in_delay_slot" attribute of "no" to prevent them being used in
20099 delay slots. This is forbidden because they might generate
20102 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20105 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20106 with r->Y and Y->r.
20108 2005-01-12 Nick Clifton <nickc@redhat.com>
20110 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20111 passed on to GAS) but do not define, as GAS no longer supports or
20112 needs the -m2000 option.
20114 2005-01-11 Roger Sayle <roger@eyesopen.com>
20116 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20117 type as args of unprototyped builtins aren't automatically promoted.
20118 (fold_builtin_abs): Likewise.
20120 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20122 * Makefile.in: Set a `build-warn' variable.
20124 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20126 PR tree-optimization/17949
20127 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20128 (find_interesting_uses_address): Use it.
20130 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20132 * regrename.c (kill_value): Handle subreg's that won't simplify.
20134 2005-01-11 Richard Henderson <rth@redhat.com>
20137 * config/i386/i386.h (enum ix86_builtins): Move ...
20138 * config/i386/i386.c: ... here.
20139 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20140 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20141 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20142 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20143 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20144 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20145 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20146 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20147 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20148 IX86_BUILTIN_LOADDDUP): Remove.
20149 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20150 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20151 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20152 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20153 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20154 (ix86_init_builtins): Make static.
20155 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20156 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20157 if all the modes match. Otherwise, fake it.
20158 (get_element_number, ix86_expand_vec_init_builtin,
20159 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20160 (ix86_expand_builtin): Make static. Update for changed builtins.
20161 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20162 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20163 (ix86_expand_vector_init_duplicate): New.
20164 (ix86_expand_vector_init_low_nonzero): New.
20165 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20166 Split out from ix86_expand_vector_init; handle integer modes.
20167 (ix86_expand_vector_init): Use them.
20168 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20169 * config/i386/i386-protos.h: Update.
20170 * config/i386/predicates.md (reg_or_0_operand): New.
20171 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20172 (movv2sf_internal): Likewise. And a splitter to match them all.
20173 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20174 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20175 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20176 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20177 (mmx_pinsrw): Fix operand ordering.
20178 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20179 rather than sse_loadss expander.
20180 (movv2df splitter): Similarly.
20181 (sse_loadss, sse_loadlss): Remove.
20182 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20183 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20184 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20185 (sse3_movddup): Rename with '*'.
20186 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20187 (sse2_loadsd): Remove.
20188 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20189 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20190 (sse2_pinsrw): Fix argument ordering.
20191 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20192 (sse2_stored): Remove 'r' destination.
20193 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20194 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20195 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20196 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20197 vec_extractv16qi, vec_initv16qi): New.
20199 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20200 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20201 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20203 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20204 (_mm_load_si128, _mm_store_si128): Likewise.
20205 (_mm_load1_pd): Use _mm_set1_pd.
20206 (_mm_load_sd): Use _mm_set_sd.
20207 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20208 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20209 (_mm_set_epi64): Use _mm_set_epi64x.
20210 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20211 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20212 _mm_setr_epi8): Use _mm_set_foo form.
20213 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20214 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20215 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20216 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20217 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20218 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20219 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20220 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20221 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20222 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20223 (_mm_movedup_pd): Use _mm_shuffle_pd.
20224 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20225 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20226 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20227 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20228 Use _mm_setzero_ps.
20229 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20230 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20231 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20232 (_mm_store_ps): Use raw dereference.
20233 (_mm_store1_ps): Use _mm_storeu_ps.
20234 (_mm_storer_ps): Use _mm_store_ps.
20235 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20236 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20238 2005-01-11 Stan Shebs <shebs@apple.com>
20240 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20241 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20243 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20246 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20247 Skip all DECLs except for FIELD_DECLs.
20249 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20251 * config/s390/s390.c (override_options): Return error if
20252 -mbackchain, -mpacked-stack and -mhard-float are used together.
20253 (s390_va_start): Remove the backchain && packed-stack special case.
20254 (s390_gimplify_va_arg): Likewise.
20255 * doc/invoke.texi: Remove the ABI incompatibility note.
20257 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20259 * config/s390/s390.c (struct s390_frame_layout): Remove
20261 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20262 save_backchain_p with TARGET_BACKCHAIN.
20264 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20267 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20268 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20269 * function.c (locate_and_pad_parm): Set new field.
20270 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20271 Tweak where_pad test to include "none". Always set mem align for
20273 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20274 not sufficient for type.
20275 (assign_parm_setup_block): If stack_parm is zero on entry, always
20276 make a new stack local. Block move old stack parm if necessary
20277 to new aligned stack local.
20278 (assign_parm_setup_stack): Use a block move to handle
20279 potentially misaligned entry_parm.
20280 (assign_parms_unsplit_complex): Specify required alignment when
20281 creating stack local.
20282 * calls.c (compute_argument_addresses): Override alignment of stack
20283 arg calculated from its type with the alignment given by
20284 FUNCTION_ARG_BOUNDARY.
20285 (store_one_arg): Likewise.
20287 2005-01-11 Jan Beulich <jbeulich@novell.com>
20289 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20290 Change respective itanium_class attribute to ialu.
20291 (shladdp4_internal): New.
20292 * config/ia64/predicates.md (shladd_log2_operand): New.
20294 2005-01-11 Richard Henderson <rth@redhat.com>
20296 * expr.c (store_constructor): Use rtvec_alloc instead of
20297 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20299 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20301 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20303 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20305 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20306 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20307 (TARGET_RWRELOC): Define.
20308 (ia64_rwreloc_section_type_flags): Delete.
20309 (ia64_section_type_flags): New function.
20310 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20311 (TARGET_RWRELOC): Define.
20313 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20316 * config/ia64/ia64.c (process_set): For alloc insn, only call
20317 process_epilogue is !frame_pointer_needed.
20319 2005-01-10 Roger Sayle <roger@eyesopen.com>
20322 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20323 unary operator and can't be treated as a binary/comparison operator.
20325 2005-01-10 Richard Henderson <rth@redhat.com>
20327 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20328 (ix86_return_in_memory): Likewise.
20329 (function_arg_advance): Likewise. Mirror structure in function_arg
20330 for choosing register to advance.
20332 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20334 * tree-vectorizer.c, tree.def: Fix comment typos.
20336 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20338 * config/s390/s390.c (struct processor_costs): 4 new fields:
20339 ddbr, ddr, debr, der.
20340 (s390_rtx_costs): More precise handling of divide instructions.
20342 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20344 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20346 2005-01-10 Jan Beulich <jbeulich@novell.com>
20348 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20349 names resulting from -ffunction-sections/-fdata-sections and linkonce
20351 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20352 based on the section name. Rearrange the section name comparison logic
20353 slightly so that each section name is compared against at most once.
20355 2005-01-10 Ben Elliston <bje@au.ibm.com>
20357 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20358 targets for which -fPIC reduces limitations on the GOT size.
20360 2005-01-09 Falk Hueffner <falk@debian.org>
20362 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20365 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20368 * collect2.c (main): Set aixrtl_flag for -brtl option.
20369 (resolve_lib_name): Search for .so file extension before .a
20370 if aixrtl_flag set.
20372 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20374 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20375 (vect_analyze_data_refs_alignment): Add dump prints.
20377 2005-01-09 Ira Rosen <irar@il.ibm.com>
20379 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20380 expr_invariant_in_loop_p.
20381 Initialize outputs first thing in the function.
20382 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20383 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20384 (vect_analyze_pointer_ref_access): Check that the initial condition of
20385 the access function is loop invariant.
20387 2005-01-09 Richard Henderson <rth@redhat.com>
20389 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20390 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20391 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20392 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20393 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20394 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20395 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20396 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20397 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20398 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20399 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20400 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20401 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20402 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20403 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20404 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20405 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20406 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20407 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20408 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20409 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20410 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20411 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20413 (mmx_clrdi, pavgusb): Remove.
20414 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20415 with leading sse_ prefix.
20416 * config/i386/sse.md: Receive them.
20417 * config/i386/mmx.md: New file.
20418 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20419 (subrv2sf3): Turn into expander for normal subtraction.
20420 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20421 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20422 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20423 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20424 commutative; use ix86_binary_operator_ok.
20425 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20426 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20427 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20428 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20429 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20430 Macroize from existing patterns; use ix86_binary_operator_ok.
20431 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20432 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20433 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20434 with vec_select+vec_concat.
20435 (mmx_pshufw, mmx_pshufw_1): Likewise.
20436 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20437 (mmx_uavgv4hi3): Model correctly.
20438 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20439 _mm_xor_si64): Remove casts.
20441 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20443 PR tree-optimization/19224
20444 * tree-scalar-evolution.c (get_instantiated_value,
20445 set_instantiated_value): New functions.
20446 (instantiate_parameters_1): Cache the results.
20447 (instantiate_parameters, resolve_mixers): Initialize and free
20450 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20452 * config/i386/i386.md (addhi_4): Correct reference in comment.
20455 2005-01-08 Richard Henderson <rth@redhat.com>
20457 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20458 (_mm_cvtsi128_si64x): Likewise.
20459 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20460 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20461 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20462 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20463 * config/i386/i386-protos.h: Update.
20464 * config/i386/i386.c (print_operand): Add 'H'.
20465 (ix86_fixup_binary_operands): Split out from ...
20466 (ix86_expand_binary_operator): ... here.
20467 (ix86_fixup_binary_operands_no_copy): New.
20468 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20469 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20470 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20471 (safe_vector_operand): Use CONST0_RTX.
20472 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20473 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20474 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20475 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20477 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20478 (IX86_BUILTIN_CMPNGESS): New.
20479 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20480 (attr type): Add sselog1.
20481 (attr unit, attr memory): Handle it.
20482 (movti, movti_internal, movti_rex64): Move near other integer moves.
20483 (movtf, movtf_internal): Move near other fp moves.
20484 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20485 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20486 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20487 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20488 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20489 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20490 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20491 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20492 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20493 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20494 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20495 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20496 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20497 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20498 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20499 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20500 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20501 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20502 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20503 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20504 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20505 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20506 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20507 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20508 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20509 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20510 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20511 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20512 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20513 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20514 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20515 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20516 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20517 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20518 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20519 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20520 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20521 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20522 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20523 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20524 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20525 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20526 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20527 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20529 (SSEPUSH, push<SSEPUSH>): Remove.
20530 (MMXPUSH, push<MMXPUSH>): Remove.
20531 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20532 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20533 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20534 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20535 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20536 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20537 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20538 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20539 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20540 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20541 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20542 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20543 (ppro_sse_log_V4SF): Handle sselog1.
20544 * config/i386/predicates.md (const_0_to_1_operand): New.
20545 (const_0_to_255_mul_8_operand): New.
20546 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20547 (const_2_to_3_operand, const_4_to_7_operand): New.
20548 * config/i386/sse.md: New file.
20549 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20550 (sse_movups): Rename from sse_movups_1.
20551 (sse_loadlss): Rename from sse_loadss_1.
20552 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20554 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20555 (absv4sf2, negv2df, absv2df): New.
20556 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20557 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20558 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20559 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20560 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20561 (sse3_addsubv4sf3): Model correctly.
20562 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20563 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20564 (sse_movhlps): Model with vec_select+vec_concat.
20565 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20566 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20567 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20568 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20569 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20570 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20571 sse2_pshufhw_1): Likewise.
20572 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20573 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20574 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20575 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20576 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20577 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20578 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20579 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20580 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20581 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20582 sminv8hi3): Mark commutative
20583 operands. Use ix86_binary_operator_ok.
20584 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20585 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20586 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20587 sse2_punpcklqdq): Allow operand2 in memory.
20588 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20589 sse2_movsd): Add memory alternatives.
20590 (sse_storelps): Turn expander into an insn; split after reload.
20591 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20592 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20594 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20596 * configure.ac (DWARF-2 debug_line): Use objdump.
20597 * configure: Regenerate.
20599 2005-01-08 Jeff Law <law@redhat.com>
20600 Diego Novillo <dnovillo@redhat.com>
20602 PR tree-optimization/18241
20603 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20604 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20605 statements with volatile operands.
20606 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20607 operands after marking a statement with has_volatile_ops.
20609 2005-01-08 Roger Sayle <roger@eyesopen.com>
20611 * tree.c (int_fits_type_p): Always honor integer constant
20612 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20614 2005-01-08 Roger Sayle <roger@eyesopen.com>
20616 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20617 the latent bug in rtl_delete_block has been resolved.
20619 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20621 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20622 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20624 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20626 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20627 library as @multilib_dir@/$(SHLIB_SONAME).
20629 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20631 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20632 * configure: Regenerate.
20634 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20636 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20639 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20642 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20643 Convert non-word aligned offset address using ld/std into
20646 2005-01-07 Richard Henderson <rth@redhat.com>
20648 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20650 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20652 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20654 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20656 PR tree-optimization/19283
20657 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20658 is not shorter than the original type.
20660 PR rtl-optimization/19012
20661 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20663 PR rtl-optimization/18861
20664 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20665 (FULL_STATE): Define.
20666 (mark_tablejump_edge): New function.
20667 (purge_dead_tablejump_edges): New function.
20668 (find_bb_boundaries): Use it.
20670 PR tree-optimization/18828
20671 * builtins.c (expand_builtin_next_arg): Remove argument and all
20672 the argument checking.
20673 (expand_builtin): Adjust caller.
20674 (expand_builtin_va_start): Likewise. Remove error for too many
20676 (fold_builtin_next_arg): Issue error for too many arguments.
20677 After checking arguments, replace them with magic arguments that
20678 prevent further checking of the args.
20680 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20682 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20684 2005-01-06 Roger Sayle <roger@eyesopen.com>
20687 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20688 and %{.S:...} (and their negative variants) to test whether the
20689 input file is assembler or pre-processed-assembler independent of
20690 the actual filename extension.
20692 2005-01-06 Roger Sayle <roger@eyesopen.com>
20694 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20695 of sign or zero extended values.
20697 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20699 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20700 for IBM long double format correctly.
20702 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20704 Fix PR tree-optimization/18792
20706 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20707 to first_loop_depth, and use loop depth instead of loop number.
20708 (build_classic_dir_vector): Ditto.
20709 (compute_data_dependences_for_loop): Use depth, not loop number.
20710 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20711 number. Pass in loops, instead of loop numbers.
20712 (gather_interchange_stats): Ditto.
20713 (linear_transform_loops): Ditto.
20715 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20718 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20719 biv_fits_mode_p, extension_within_bounds_p): New functions.
20720 (check_ext_dependent_givs): Use them.
20722 2005-01-06 Roger Sayle <roger@eyesopen.com>
20724 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20725 more than one barrier, in which case we should delete them all.
20727 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20729 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20731 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20733 Fix PR middle-end/19286
20735 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20736 output this subprogram, simply ignore this attempt to do it again.
20737 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20738 origin attribute if it's not possible.
20739 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20740 (decls_for_scope): Ditto.
20741 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20742 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20744 2005-01-05 Richard Henderson <rth@redhat.com>
20747 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20748 (bdesc_2arg): Use it.
20749 (ix86_expand_binop_builtin): Force operands into registers
20751 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20752 ix86_expand_sse_compare, ix86_expand_sse_comi,
20753 ix86_expand_builtin): Likewise.
20755 2005-01-05 Richard Henderson <rth@redhat.com>
20757 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20759 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20760 (mulv4hi3): Set itanium_class mmmul.
20761 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20762 (fpack): Rename from fpack_sfsf.
20764 2005-01-05 Richard Henderson <rth@redhat.com>
20767 * reload1.c (do_input_reload): Restrict the optimization deleteing
20768 a previous output reload to RELOAD_FOR_INPUT.
20770 2005-01-05 Steven Bosscher <stevenb@suse.de>
20772 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20773 comment that we fall through after case.
20774 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20775 (distribute_links): Likewise.
20776 * cse.c (cse_insn): Likewise.
20777 * cselib.c (cselib_invalidate_mem): Likewise.
20778 * df.c: Update comments at the top of the file.
20779 (read_modify_subreg_p): Update comments here too.
20780 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20781 * flow.c (mark_set_1): Likewise.
20782 (mark_used_regs): Likewise.
20783 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20784 (canon_list_insert): Likewise.
20785 (mark_set): Likewise.
20786 (try_replace_reg): Likewise.
20787 (store_killed_in_insn): Likewise.
20788 * loop.c (count_one_set): Likewise.
20789 (basic_induction_var): Likewise.
20790 * postreload-gcse.c (find_mem_conflicts): Likewise.
20791 * postreload.c (reload_combine_note_store): Likewise.
20792 (move2add_note_store): Likewise.
20793 * reload.c (find_equiv_reg): Likewise.
20794 (mark_referenced_resources): Likewise.
20795 * rtlanal.c (set_noop_p): Likewise.
20796 (note_stores): Likewise.
20797 (note_uses): Likewise.
20798 * sched-deps.c (sched_analyze_1): Likewise.
20799 * sched-rgn.c (check_live_1): Likewise.
20800 (update_live_1): Likewise.
20801 * config/i860/i860.c: Likewise.
20803 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20805 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20807 * doc/rtl.texi: Update documentation for bit-fields and SET.
20809 2005-01-05 Roger Sayle <roger@eyesopen.com>
20811 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20813 2005-01-05 Jan Hubicka <jh@suse.cz>
20814 Richard Henderson <rth@redhat.com>
20817 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20820 2005-01-05 Richard Henderson <rth@redhat.com>
20823 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20824 (sse_shufps): Change operand 3 to const_int_operand.
20825 (sse2_storelps): Fix typo in template.
20826 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20827 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20828 (ix86_expand_builtin): Likewise.
20830 2005-01-05 Julian Brown <julian@codesourcery.com>
20832 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20833 as aggregates for AAPCS ABIs.
20835 2005-01-05 Stan Shebs <shebs@apple.com>
20837 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20838 Mach-O getters if ppc64.
20839 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20841 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20842 signed four-byte field for global code case.
20843 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20845 2005-01-05 Roger Sayle <roger@eyesopen.com>
20847 PR middle-end/19100
20848 * c-common.c: Include real.h.
20849 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20850 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20851 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20852 * Makefile.in (c-common.o): Update dependencies.
20854 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20856 * c-parse.in (asm_string): Add trailing semicolon.
20858 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20860 * c-parse.in (asm_string): New. Don't allow wide strings in
20862 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20863 asm_string instead of STRING.
20865 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20867 * c-typeck.c (constructor_no_implicit): Remove.
20868 (set_designator, process_init_element): Don't check
20869 constructor_no_implicit.
20871 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20872 Kaz Kojima <kkojima@gcc.gnu.org>
20875 * lcm.c (create_pre_exit): New.
20876 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20877 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20879 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20881 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20882 -msoft-float in target_float_switch.
20883 * arm.c (arm_override_options): Fix processing of target_float_switch.
20885 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20887 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20890 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20892 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20893 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20895 2005-01-04 Roger Sayle <roger@eyesopen.com>
20897 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20898 if deleting the then-block allows the test-block to fallthru to the
20901 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20904 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20905 after the full declaration if the are in two different TUs.
20907 2005-01-04 Richard Henderson <rth@redhat.com>
20910 * tree-sra.c (generate_one_element_init): Just
20911 call gimplify_and_add.
20912 (generate_element_init): Record the
20913 new referenced variables and mark them for renaming
20914 and split out to ...
20915 (generate_element_init_1): This.
20916 (scalarize_init): Don't call push_gimplify_context/
20917 pop_gimplify_context.
20919 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20921 * toplev.c (get_src_pwd): Handle failure of getpwd().
20923 2005-01-04 Roger Sayle <roger@eyesopen.com>
20925 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20927 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20928 all the cases handled by it are inverted by invert_truthvalue.
20930 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20932 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20933 (save_register_windowsi): Likewise.
20935 2005-01-04 Richard Henderson <rth@redhat.com>
20937 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20939 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20941 PR middle-end/17767
20942 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20943 any simplifications of vector mode comparison operators.
20944 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20946 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20947 Devang Patel <dpatel@apple.com>
20949 PR tree-optimization/18308
20950 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20951 the operands before creating a new expression.
20952 * dojump.c (do_jump): Make drop_through_label available
20953 for all cases. Add expansion of COND_EXPR.
20955 2005-01-04 Ira Rosen <irar@il.ibm.com>
20957 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20958 INTEGER_CST instead of TREE_CONSTANT.
20959 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20960 instead of TREE_CONSTANT.
20961 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20962 instead of TREE_CONSTANT.
20964 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20966 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20968 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20971 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20972 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20974 2005-01-03 Richard Henderson <rth@redhat.com>
20976 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20977 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20978 fold_convert_const_real_from_real): Split out from ...
20979 (fold_convert_const): ... here.
20981 2005-01-03 Richard Henderson <rth@redhat.com>
20984 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20985 (mov<MMXMODEI>_internal): Likewise.
20986 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20987 Add V2SF case; use it for SSE1; don't use TI.
20988 (movdf_integer): Likewise.
20989 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20991 2005-01-03 Ira Rosen <irar@il.ibm.com>
20993 * tree-vectorizer.c (vect_strip_conversions): New function.
20994 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20995 check for binary class.
20997 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21001 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21003 * gimple-low.c (mark_blocks_with_used_vars): New function.
21004 (mark_blocks_with_used_subblocks): Ditto.
21005 (mark_used_blocks): Ditto.
21006 (pass_mark_used_blocks): New pass.
21007 * tree-inline.c: Include debug.h.
21008 (expand_call_inline): Call outlining_inline_function here.
21009 * tree-optimize.c (init_tree_optimization_passes): Add
21010 pass_mark_used_blocks.
21011 * tree-pass.h (pass_mark_used_blocks): New.
21012 * Makefile.in (tree-inline.o): Add debug.h dependency.
21014 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21016 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21017 VAR_DECLs to have weak_import attribute.
21019 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21022 2004-01-03 Steven Bosscher <stevenb@suse.de>
21024 * passes.c (rest_of_compilation): Don't run regmove if only
21025 flag_expensive_optimizations, require flag_regmove instead.
21027 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21029 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21031 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21032 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21033 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21034 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21036 2005-01-03 Richard Henderson <rth@redhat.com>
21038 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21039 (ia64_const_ok_for_letter_p): New.
21040 (ia64_const_double_ok_for_letter_p): New.
21041 (ia64_extra_constraint): New.
21042 (ia64_expand_vecint_compare): New.
21043 (ia64_expand_vcondu_v2si): New.
21044 (ia64_expand_vecint_cmov): New.
21045 (ia64_expand_vecint_minmax): New.
21046 (ia64_print_operand): Add 'v'.
21047 (ia64_preferred_reload_class): New.
21048 (ia64_vector_mode_supported_p): New.
21049 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21050 (PREFERRED_RELOAD_CLASS): Move to function.
21051 (CONST_OK_FOR_LETTER_P): Move to function.
21052 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21053 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21054 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21055 (EXTRA_CONSTRAINT): Move to function.
21056 * config/ia64/ia64.md: Include vect.md.
21057 (itanium_class): Add mmalua.
21059 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21061 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21062 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21064 (const_int_2bit_operand): New.
21065 (fr_reg_or_0_operand): New.
21066 * config/ia64/ia64-modes.def: Add vector modes.
21067 * config/ia64/ia64-protos.h: Update.
21068 * config/ia64/vect.md: New file.
21070 2005-01-03 Richard Henderson <rth@redhat.com>
21072 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21074 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21077 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21079 (log1pdf2): Change mode of operands[0,1] to DFmode.
21081 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21083 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21084 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21085 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21086 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21087 SPARC_RELAXED_ORDERING.
21089 2005-01-03 Richard Henderson <rth@redhat.com>
21090 Uros Bizjak <uros@kss-loka.si>
21093 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21094 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21095 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21097 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21098 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21099 const_pow2_1_to_128_operand): New predicates.
21101 2005-01-02 Greg McGary <greg@mcgary.org>
21103 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21105 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21106 object. [ptr_type]: Remove unused variable.
21107 Remember nearest addressable array-element or record-component
21108 when checking bitfield components. Tolerate empty BIND_EXPR.
21110 2005-01-01 Richard Henderson <rth@redhat.com>
21112 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21113 that don't narrow the value. Fail for other conversions.
21115 2005-01-01 Richard Henderson <rth@redhat.com>
21118 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21119 * c-lang.c (finish_file): Don't do it here.
21120 * objc/objc-act.c (objc_finish_file): Likewise.
21122 * cgraph.c (decl_assembler_name_equal): New.
21123 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21124 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21125 * cgraph.h (struct cgraph_varpool_node): Add next.
21126 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21127 * varasm.c (assemble_alias): Mark the target as needed.
21129 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21131 PR middle-end/19221
21132 * function.c (get_arg_pointer_save_area): Use entry_of_function
21133 instead of get_insns.
21135 2005-01-01 Roger Sayle <roger@eyesopen.com>
21136 Andrew Pinski <pinskia@physics.uc.edu>
21137 James E. Wilson <wilson@specifixinc.com>
21139 PR rtl-optimization/12092
21140 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21143 2005-01-01 Roger Sayle <roger@eyesopen.com>
21144 Olivier Hainque <hainque@act-europe.fr>
21146 * tree.c (int_fits_type_p): A narrower type always fits in a
21147 wider one, except for negative values into unsigned types.
21149 2005-01-01 Roger Sayle <roger@eyesopen.com>
21151 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21152 with the original constant rather than require TREE_OVERFLOW.
21154 2005-01-01 Steven Bosscher <stevenb@suse.de>
21156 PR middle-end/17544
21157 * c-decl.c (finish_function): If compiling C99, annotate the
21158 compiler generated return with the current file name and line 0.
21159 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21160 the source line is greater than 0.
21161 (remove_bb): Likewise.