1 2005-06-14 Richard Sandiford <richard@codesourcery.com>
3 * config/mips/mips.c (machine_function): Add varargs_size field.
4 (mips_setup_incoming_varargs): Store the amount of extra stack space
5 there rather than in *pretend_size. When saving registers, always
6 expect virtual_incoming_args_rtx to point to the start of the
8 (mips_va_start): Remove alignment hack. Handle all
9 !EABI_FLOAT_VARARGS_P cases in the same way.
10 (compute_frame_size): Handle varargs_size. Remove the redundant
11 !TARGET_OLDABI condition in the handling of pretend_args_size.
12 (mips_initial_elimination_offset): Remove the now-redundant check
15 2005-06-14 Jeff Law <law@redhat.com>
17 * tree-vrp.c (local_fold): Remove.
18 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
19 DIV/MOD case slightly for readability.
21 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
24 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
25 rather than static objects (!) from libmudflap registration.
27 2005-06-14 Richard Sandiford <richard@codesourcery.com>
29 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
30 (var_ref): Take the option's flags as a second parameter. Check
32 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
34 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
37 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
38 unsigned index numbers.
40 2005-06-13 Geoffrey Keating <geoffk@apple.com>
42 * Makefile.in (install-man): Doesn't really depend on installdirs.
43 (various rules for installing manpages): Do depend on installdirs.
45 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
47 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
48 read_encoded_value_with_base call.
49 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
50 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
51 * unwind-dw2.c (extract_cie_info): Fix aliasing in
52 read_encoded_value call.
53 (execute_cfa_program, uw_frame_state_for): Likewise.
55 2005-06-13 Roger Sayle <roger@eyesopen.com>
57 PR rtl-optimization/22053
58 * reg-stack.c (compensate_edge): Correct mistake in the assertion
59 checking of EDGE_ABNORMAL_CALL edges; complex return values can
60 result in the top two stack slots, st(0) and st(1), being live.
62 2005-06-13 Jeff Law <law@redhat.com>
64 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
65 simplify DIV, MOD or ABS expressions using VRP information.
66 Remove WALK_DATA parameter. Prototype and all callers updated.
67 (eliminate_redundant_computations): Remove WALK_DATA parameter.
68 Prototype and all callers updated.
69 (optimize_stmt): WALK_DATA parameter is now unused.
71 * tree-vrp.c (local_fold): New function. Like fold, but
72 strips useless type conversions in the result.
73 (simplify_using_ranges): New function, largely cribbed from
74 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
75 (vrp_finalize): Call simplify_using_ranges.
77 2005-06-13 Mark Mitchell <mark@codesourcery.com>
79 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
80 assembler in 64-bit mode.
82 2005-06-13 David Edelsohn <edelsohn@gnu.org>
84 Revert scc_operand patch.
85 * config/rs6000/predicates.md (scc_operand): Delete.
86 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
88 2005-06-13 Jakub Jelinek <jakub@redhat.com>
90 * trans-expr.c (gfc_conv_function_call): Return int instead of
91 void. Use a local variable for has_alternate_specifier and
92 return it. Avoid modification of function type's return value
93 in place, since it may be shared.
94 * trans.h (has_alternate_specifier): Remove.
95 (gfc_conv_function_call): Change return type.
96 * trans-stmt.c (has_alternate_specifier): Remove.
97 (gfc_trans_call): Add a local has_alternate_specifier variable,
98 set it from gfc_conv_function_call return value.
100 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
103 * fold-const.c (split_address_to_core_and_offset): Always return
104 the address of the base object.
106 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
108 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
110 2005-06-12 Richard Henderson <rth@redhat.com>
113 * tree-complex.c (update_complex_components_on_edge): New.
114 (update_parameter_components): Use it.
115 (update_phi_components): Likewise.
116 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
118 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
120 PR tree-optimization/14796
121 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
124 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
126 * cgraphunit.c, tree-ssa-loop-ivopts.c,
127 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
128 config/sparc/sparc.c: Fix comment typos.
130 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
132 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
133 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
134 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
135 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
137 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
139 PR tree-optimization/14796
140 * fold-const.c (fold_binary): Transform (A >> C) << C into
142 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
144 2005-06-11 Geoffrey Keating <geoffk@apple.com>
146 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
147 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
149 (reg_or_sub_cint_operand): Likewise.
150 (mask_operand): Handle DImode.
151 (mask64_operand): Delete.
152 (and64_operand): Delete.
153 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
154 instead of mask64_operand.
155 (print_operand): Likewise.
156 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
157 reg_or_sub_cint_operand instead of *64_* variants.
158 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
159 instead of mask64_operand.
160 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
164 (add<mode>3): Use reg_or_add_cint_operand.
166 (sub<mode>3): Use reg_or_sub_cint_operand.
167 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
168 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
169 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
170 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
171 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
172 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
173 various unnamed patterns): New.
174 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
175 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
176 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
177 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
178 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
179 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
180 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
181 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
182 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
185 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
187 * rtl.h (to_rtx_code): Remove.
188 * machmode.h (to_machine_mode): Likewise.
189 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
191 (apply_mode_maps): Likewise.
192 (read_rtx_1): Likewise.
193 (apply_code_macro): Replace to to_rtx_code with explicit cast.
194 (check_code_macro): Likewise.
195 (read_rtx_1): Likewise.
197 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
199 * c-typeck.c (convert_for_assignment): Avoid checking
200 OPT_Wc___compat, as it is always true.
202 2005-06-11 David Edelsohn <edelsohn@gnu.org>
204 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
206 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
208 Fix PR tree-optimization/22005
209 Fix PR tree-optimization/22025
211 * tree-ssa-structalias.c (struct variable_info): Add has_union
213 (create_variable_info_for): Mark variables containing unions.
214 Don't sort the field stack if notokay is true.
215 (find_what_p_points_to): Convert variables containing unions back
216 to their SFT's if necessary.
218 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
220 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
221 is an INTEGER_CST before calling int_cst_value.
223 2005-06-10 Uros Bizjak <uros@kss-loka.si>
226 * config/i386/i386.c (ix86_function_value_regno_p): Return true
227 for FIRST_MMX_REG if TARGET_MMX.
228 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
230 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
231 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
233 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
235 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
236 and access function against chrec_dont_know.
238 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
240 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
242 (exit_phi_for_loop_p): New function.
243 (can_put_in_inner_loop): Ditto.
244 (can_convert_to_perfect_nest): Ditto.
245 (perfect_nestify): Create iv with right type.
246 Rewrite statements in correct order.
248 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
250 * tree-ssa-alias.c (new_type_alias): Use existing type
251 tag if VAR has just one in its may_aliases list.
253 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
255 * rs6000/predicates.md (scc_operand): New.
256 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
258 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
260 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
261 dependence-distance modulo VF is 0 are recorded in the
262 SAME_ALIGN_REFs VEC in each DR.
263 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
264 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
265 DR we want to peel for, is set to 0.
266 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
267 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
269 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
270 (_stmt_vec_info): Added new field same_align_refs.
271 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
273 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
275 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
277 2005-06-10 Alan Modra <amodra@bigpond.net.au>
279 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
280 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
281 * config/rs6000/rs6000.c (output_function_profiler): Obey
282 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
283 for -fPIC. Delete save_lr and substitute its value into strings.
285 2005-06-09 Dale Johannesen <dalej@apple.com>
287 * config/i386/i386.c (optimization_options): Make -fno-math-errno
288 the default on Darwin.
289 * config/rs6000/rs6000.c (optimization_options): Ditto.
290 * doc/invoke.texi (-fno-math-errno): Document.
292 2005-06-09 Dale Johannesen <dalej@apple.com>
294 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
295 Change to TARGET_INVALID_WITHIN_DOLOOP.
297 2005-06-09 David Edelsohn <edelsohn@gnu.org>
299 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
300 * config/rs6000/predicates.md (scc_eq_operand): New.
302 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
304 * config/sh/sh.md (mextr_rl): Set buffer size properly.
305 (*mextr_lr): Likewise.
307 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
310 * c.opt (Wc++-compat): New.
311 * doc/invoke.texi (-Wc++-compat): Document.
312 * c-typeck.c (convert_for_assignment): Check for implicit
313 conversion void* -> T*.
315 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
317 * machmode.h (to_machine_mode): New.
318 * rtl.h (to_rtx_code): Likewise.
319 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
320 (print_c_condition): Convert return value of htab_find().
321 (apply_code_macro): Add explicit cast when convertin to enums.
322 (apply_mode_maps): Likewise.
323 (check_code_macro): Likewise.
324 (read_rtx_1): Likewise.
326 2005-06-09 Richard Henderson <rth@redhat.com>
328 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
329 Use SCALAR_FLOAT_MODE_P.
330 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
331 (fselect): Rename from fpcmp; use %F.
334 2005-06-09 Jan Hubicka <jh@suse.cz>
336 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
337 local statics when doing unit-at-a-time.
338 (cgraph_varpool_assemble_pending_decls): Output debug info.
339 * dwarf2out.c (decls_for_scope): Skip local statics.
340 (dwarf2out_decl): Handle local statics.
341 * passes.c (rest_of_decl_compilation): Do not differentiate
342 local and global statics in unit-at-a-time.
343 * tree-inline.c (remap_decls): Put local static into
344 unexpanded_vars_list rather than introducing duplicated VAR_DECL
347 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
349 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
352 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
354 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
355 * tree-flow.h (find_what_p_points_to): Add prototype.
356 (push_fields_onto_fieldstack): Ditto.
357 (sort_fieldstack): Ditto.
358 * tree-optimize.c (init_tree_optimization_passes): Add
359 pass_build_pta and pass_del_pta.
360 * tree-pass.h (pass_build_pta): New structure.
361 (pass_del_pta): Ditto.
362 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
363 using new alias analyzer.
364 (push_fields_onto_fieldstack): Removed from here.
365 (bitpos_of_field): Ditto.
366 (fieldoff_compare): Ditto.
367 * tree-ssa-structalias.c: New file.
368 * tree-ssa-structalias.h: Ditto.
370 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
372 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
375 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
377 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
378 * config/bfin/bfin.h (enum bfin_builtins): ... here.
380 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
382 * target.h (insn_valid_within_doloop): Rename into
383 "invalid_within_doloop". Change return type to "const char *".
385 * targhooks.h (default_insn_valid_within_doloop): Rename into
386 "default_invalid_within_doloop".
387 * targhooks.c (default_insn_valid_within_doloop): Likewise.
389 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
390 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
391 "default_invalid_within_doloop".
392 * hooks.c (hook_constcharptr_rtx_null): New function.
393 (hook_bool_rtx_true): Remove.
394 * hooks.h (hook_constcharptr_rtx_null): Declare.
395 (hook_bool_rtx_true): Remove.
396 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
397 "invalid_within_doloop" and print error message if non-null.
399 * doc/tm.texi: Update documentation.
400 * config/s390/s390.c: Adjust to new hook name and new default hook.
401 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
402 into "rs6000_invalid_within_doloop".
403 (rs6000_invalid_within_doloop): Change return type to "static const
404 char *" and replace return values. Update Comment.
406 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
408 * config/bfin/bfin.opt (mlong-calls): New.
409 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
410 if TARGET_LONG_CALLS.
412 2005-06-09 Richard Henderson <rth@redhat.com>
415 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
416 (struct tree_decl): Add gimple_reg_flag.
417 * integrate.c (copy_decl_for_inlining): Copy it.
418 * gimplify.c (internal_get_tmp_var): Set it.
419 (gimplify_bind_expr): Likewise.
420 (gimplify_function_tree): Likewise.
421 (gimplify_modify_expr_complex_part): New.
422 (gimplify_modify_expr): Use it.
423 * tree-gimple.c (is_gimple_reg_type): Allow complex.
424 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
426 * tree-complex.c (complex_lattice_t): New.
427 (complex_lattice_values, complex_variable_components): New.
428 (some_nonzerop, find_lattice_value, is_complex_reg,
429 init_parameter_lattice_values, init_dont_simulate_again,
430 complex_visit_stmt, complex_visit_phi, create_components,
431 update_complex_components, update_parameter_components,
432 update_phi_components, update_all_vops, expand_complex_move): New.
433 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
435 (update_complex_assignment): Use update_complex_components;
436 handle updates of return_expr properly.
437 (expand_complex_addition): Use complex lattice values.
438 (expand_complex_multiplication): Likewise.
439 (expand_complex_division): Likewise.
440 (expand_complex_libcall): Use update_complex_components.
441 (expand_complex_comparison): Use update_stmt.
442 (expand_complex_operations_1): Use expand_complex_move, retrieve
444 (tree_lower_complex): Compute lattice values.
445 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
446 (pass_lower_complex_O0): Rename from pass_lower_complex.
447 (pass_lower_complex, gate_no_optimization): New.
448 * tree-optimize.c (init_tree_optimization_passes): Update for
449 complex pass changes.
450 * tree-pass.h (pass_lower_complex_O0): Declare.
452 2005-06-08 Dale Johannesen <dalej@apple.com>
454 * config/darwin.c (darwin_binds_local_p): New.
455 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
456 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
457 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
458 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
460 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
462 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
463 rs6000_isel, rs6000_spe, rs6000_alignment_string,
464 rs6000_sched_restricted_insns_priority_str,
465 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
467 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
469 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
470 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
471 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
472 multiplier_allowed_in_address_p, get_address_cost): Ditto.
474 2005-06-08 Richard Henderson <rth@redhat.com>
476 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
477 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
478 Emit out3 load right after alloc.
480 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
482 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
483 rs6000_explicit_options.
485 2005-06-08 Richard Henderson <rth@redhat.com>
487 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
488 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
490 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
492 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
494 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
497 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
500 * config/sparc/sparc.c (sparc_fold_builtin): New function
501 (sparc_vis_mul8x16): New function.
502 (sparc_handle_vis_mul8x16): New function.
503 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
505 2005-06-08 David Edelsohn <edelsohn@gnu.org>
507 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
509 (call_indirect_nonlocal_aix64): Same.
510 (call_value_indirect_nonlocal_aix32): Same.
511 (call_value_indirect_nonlocal_aix64): Same.
514 (eq): Use CLZ splitter for compare with zero.
516 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
518 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
519 everything larger than 8 bytes in memory.
521 * config/bfin/bfin.h (enum bfin_builtins): New.
522 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
524 (csync, ssync): New insn patterns.
525 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
527 (def_builtin): New macro.
528 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
530 From Jie Zhang <jie.zhang@analog.com>
531 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
532 behavior of the native assembler in VDSP. So change accordingly.
534 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
536 * tree-data-ref.c (compute_estimated_nb_iterations,
537 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
538 analyze_subscript_affine_affine, find_data_references_in_loop):
539 Fixed to use chrec_contains_undetermined to test the values of
540 loop->estimated_nb_iterations.
541 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
542 Compute the estimation only when loop->estimated_nb_iterations
543 has not yet been initialized.
544 (convert_step_widening, scev_probably_wraps_p): Add a call to
545 estimate_numbers_of_iterations_loop.
546 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
548 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
551 * dwarf2out.c (add_loc_descr_op_piece): Move to the
552 DWARF2_DEBUGGING_INFO section.
554 2005-06-08 Richard Henderson <rth@redhat.com>
557 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
559 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
562 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
563 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
564 (TARGET_ASM_OUT): Add it.
565 * doc/tm.texi (Debugging Info): Document it.
566 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
567 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
568 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
569 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
570 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
571 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
572 (gen_inlined_tls_plt): Remove unused variable MEM.
573 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
574 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
575 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
576 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
578 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
579 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
580 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
581 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
583 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
584 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
585 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
586 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
588 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
589 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
590 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
591 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
593 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
594 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
595 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
596 (TARGET_GNU_TLS): Define to 1.
597 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
598 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
600 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
601 if TARGET_GNU_TLS only.
602 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
604 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
605 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
607 2005-06-07 Dale Johannesen <dalej@apple.com>
609 * config/i386/i386.md (movqi_1): Fix case where source
610 is memory and destination EDI.
612 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
614 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
616 2005-06-07 Eric Christopher <echristo@redhat.com>
618 * system.h: Poison EXTRA_CC_MODES.
619 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
620 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
621 * doc/md.texi (Jump Patterns): Replace reference to
622 EXTRA_CC_MODES with machine-modes.def.
623 * doc/rtl.texi (Machine Modes): Ditto.
625 2005-06-07 Richard Henderson <rth@redhat.com>
627 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
628 (assemble_start_function): Fix strcmp confusion.
630 2005-06-07 Uros Bizjak <uros@kss-loka.si>
632 * config/i386/i386.h (enum ix86_entity): New.
633 (enum ix86_stack_slot): New.
634 (OPTIMIZE_MODE_SWITCHING): Redefine to use
635 ix86_optimize_mode_switching[] array.
636 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
637 (MODE_NEEDED): Use ix86_mode_needed() function.
638 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
640 (struct machine_function): Use optimize_mode_switching[] array.
642 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
643 (ix86_mode_needed): New function.
644 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
645 correct stack positions for stored control words.
646 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
647 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
649 [IX86_BUILTIN_STMXCSR]: Same.
651 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
652 (emit_i387_cw_initialization): Change prototype.
653 (ix86_mode_needed): New prototype.
655 * config/i386/i386.md (i387_cw attribute): Change order of elements.
656 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
657 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
658 (*fist<mode>2_ceil_1): Change constant in call to
659 assign_386_stack_local to SLOT_TEMP.
660 (*fix_trunc<mode>_i387_1): Change constant in call to
661 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
662 Use new ix86_optimize_mode_switching[] array.
663 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
664 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
665 Use new ix86_optimize_mode_switching[] array.
666 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
667 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
668 Use new ix86_optimize_mode_switching[] array.
669 (frndintxf2_trunc): Change constants in call to
670 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
671 Use new ix86_optimize_mode_switching[] array.
672 (frndintxf2_mask_pm): Change constants in call to
673 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
674 Use new ix86_optimize_mode_switching[] array.
676 (define_peephole2): Change constant from 17 to FLAGS_REG;
678 2005-06-07 Richard Henderson <rth@redhat.com>
681 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
683 2005-06-07 Dale Johannesen <dalej@apple.com>
685 * tree-nested.c (finalize_nesting_tree_1): Disable
686 warn_padded around layout_type call.
688 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
690 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
693 2005-06-07 Eric Christopher <echristo@redhat.com>
695 * config/mips/predicates.md: Revert previous patch.
697 2005-06-07 Jakub Jelinek <jakub@redhat.com>
700 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
703 2005-06-07 Diego Novillo <dnovillo@redhat.com>
705 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
706 (thread_stats): New local variable.
707 (redirect_edges): Increment count of threaded edges.
708 (thread_through_all_blocks): Initialize thread_stats.
709 Display number of threaded jumps if TDF_STATS is enabled.
711 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
713 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
714 the current bit index with no modulo.
716 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
718 PR 18403 and meta PR 21861.
719 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
720 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
721 (evolution_function_is_invariant_rec_p,
722 evolution_function_is_invariant_p): New.
723 (chrec_convert): Use an extra parameter AT_STMT for refining the
724 information that is passed down to convert_step. Integrate the
725 code that was in count_ev_in_wider_type.
726 * tree-chrec.h (count_ev_in_wider_type): Removed.
727 (chrec_convert): Modify its declaration.
728 (evolution_function_is_invariant_p): Declared.
729 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
730 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
731 (scev_probably_wraps_p): Declared.
732 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
733 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
734 Use an extra parameter AT_STMT for refining the information that is
735 passed down to convert_step.
736 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
737 analyze_scalar_evolution_1): Initialize AT_STMT with the current
739 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
740 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
741 can_count_iv_in_wider_type to use convert_step.
742 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
743 code that is independent of the loop over the known iteration
744 bounds to convert_step_widening, the rest is moved to
745 proved_non_wrapping_p.
746 (scev_probably_wraps_p): New.
747 (can_count_iv_in_wider_type): Renamed convert_step.
748 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
749 Use scev_probably_wraps_p for computing init_is_max.
750 (vrp_visit_assignment): Pass the current analyzed statement to
751 adjust_range_with_scev.
752 (execute_vrp): Call estimate_numbers_of_iterations for refining the
753 information provided by scev analyzer.
755 2005-06-07 Eric Christopher <echristo@redhat.com>
757 * config/mips/predicates.md (sleu_operand): Use
758 IN_RANGE to specify range of operand.
760 2005-06-07 Steven Bosscher <stevenb@suse.de>
762 PR tree-optimization/21847
763 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
764 -fnon-call-exceptions, also mark statements inherently
765 necessary if they may throw.
767 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
769 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
770 ("type"): Add "sem" to 'type' attribute.
771 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
772 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
773 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
774 "*sync_compare_and_swap_ccsi"): New patterns.
775 * config/s390/2064.md: ("z_sem"): New insn_reservation.
776 * config/s390/2084.md: ("x_sem"): New insn_reservation.
777 * config/s390/s390.c: (s390_compare_emitted): New global variable.
778 (s390_emit_compare): Do not emit comparison again after cas.
779 * config/s390/s390.h (s390_compare_emitted): Declare.
781 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
783 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
784 sbitmap_iter_cond, sbitmap_iter_next): New.
785 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
786 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
787 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
788 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
790 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
792 * tree-ssa-address.c: New file.
793 * Makefile.in (tree-ssa-address.o): Add.
794 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
795 INDIRECT_REFs. Handle TARGET_MEM_REFs.
796 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
797 * tree-flow.h (struct mem_address): New.
798 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
799 (create_mem_ref, addr_for_mem_ref, get_address_description,
800 maybe_fold_tmr, multiplier_allowed_in_address_p,
801 multiply_by_cost): Declare.
802 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
803 * tree-pretty-print.c (dump_generic_node): Ditto.
804 * tree-ssa-loop-im.c (for_each_index): Ditto.
805 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
806 find_interesting_uses_address): Ditto.
807 (rewrite_address_base, build_addr_strip_iref): Removed.
808 (struct affine_tree_combination): Moved to tree-flow.h.
809 (get_ref_tag, copy_ref_info): New functions.
810 (rewrite_use_address): Produce TARGET_MEM_REFs.
811 (tree_ssa_iv_optimize): Do not call update_ssa
812 and rewrite_into_loop_closed_ssa.
813 (tree_to_aff_combination): Use build_fold_addr_expr instead of
814 build_addr_strip_iref.
815 (unshare_aff_combination): New function.
816 (fold_affine_sum): Removed.
817 (get_computation_at): Use get_computation_aff. Unshare the result.
818 (get_computation_aff, multiplier_allowed_in_address_p): New function.
819 (multiply_by_cost): Exported.
820 (get_address_cost): Use multiplier_allowed_in_address_p.
821 * tree-ssa-operands.c (get_tmr_operands): New function.
822 (get_expr_operands): Handle TARGET_MEM_REFs.
823 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
824 (build): Handle 7 arguments.
825 (build7_stat): New function.
826 * tree.def (TARGET_MEM_DEF): New.
827 * tree.h (REF_ORIGINAL): Removed.
828 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
829 TMR_TAG, build7): New macros.
830 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
831 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
832 * doc/c-tree.texi: Document TARGET_MEM_REF.
833 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
835 2005-06-07 Jakub Jelinek <jakub@redhat.com>
838 * dwarf2out.c (add_loc_descr_op_piece): New function.
839 (multiple_reg_loc_descriptor, concat_loc_descriptor,
840 loc_descriptor): Use it.
841 * var-tracking.c: Include regs.h and expr.h.
842 (emit_note_insn_var_location): Skip over pieces where offset
843 is smaller than previous offset plus previous piece mode size.
844 Optimize adjacent hard registers or memory locations.
845 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
847 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
849 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
851 * gimplify.c (gimplify_cond_expr): No need to fix up the
854 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
856 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
859 2005-06-07 Geoffrey Keating <geoffk@apple.com>
861 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
862 'stwux' instructions that are considered to be stack decrements.
864 * rtlanal.c (subreg_offset_representable_p): Handle objects
867 2005-06-06 Uros Bizjak <uros@kss-loka.si>
869 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
870 in call to pre_edge_lcm.
872 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
874 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
875 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
876 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
878 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
879 dwarf register number for SHmedia.
880 (shmedia_fallback_frame_state): New.
881 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
883 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
885 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
887 * c-lex.c (lex_string): Use XOBFINISH.
888 * collect2.c (extract_string, dump_file): Likewise.
889 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
890 * gcc.c (init_spec, build_search_list, convert_filename,
891 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
892 * genpreds.c (write_predicate_subfunction): Likewise.
893 * genflags.c (main): Likewise.
894 * read-rtl.c (mode_attr_index, apply_macro_to_string,
895 join_c_conditions, read_quoted_string, read_braced_string,
896 read_rtx_1): Likewise.
897 * stringpool.c (ggc_alloc_string): Likewise.
898 * tlink.c (obstack_fgets, recompile_files): Likewise.
900 2005-06-06 Jakub Jelinek <jakub@redhat.com>
902 * intl.h (G_): New macro.
903 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
904 instead of msgid for argument name.
905 * tree-ssa.c (warn_uninit): Likewise.
906 * c-parser.c (c_parser_error): Likewise.
907 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
908 * config/darwin-c.c (BAD): Likewise.
909 * config/c4x/c4x-c.c (BAD): Likewise.
910 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
911 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
912 * c-common.c (c_parse_error): Likewise.
913 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
914 warning0, pedwarn, error, sorry, fatal_error, internal_error):
916 (fnotice): Use cmsgid instead of msgid for argument name.
917 * gcov.c (fnotice): Likewise.
918 * protoize.c (notice): Likewise.
919 * final.c (output_operand_lossage): Likewise.
920 * gcc.c (fatal, notice): Likewise.
921 (error): Use gmsgid instead of msgid for argument name.
922 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
923 of msgid for argument name.
924 (error): Use gmsgid instead of msgid for argument name.
925 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
927 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
928 * tree-inline.c (inline_forbidden_p_1): Likewise.
929 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
930 conventions for marking translations.
931 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
933 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
936 * fold-const.c (operand_equal_p): Don't return 1, if element
937 chains for 2 VECTOR_CSTs are not the same length.
940 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
941 not all VECTOR_CST elements are given.
943 * combine.c (try_combine): Use hard_regno_nregs array instead of
944 HARD_REGNO_NREGS macro.
945 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
946 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
947 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
949 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
951 * tree-ssa-reassoc.o: New.
952 (OBJS-common): Add tree-ssa-reassoc.o
953 * timevar.def: Add TV_TREE_REASSOC
954 * tree-optimize.c (pass_reassoc): Add call.
955 * tree-pass.h (pass_reassoc): Add.
956 * tree-ssa-reassoc.c: New file.
958 2005-06-06 Eric Christopher <echristo@redhat.com>
961 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
963 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
965 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
966 HAVE_GAS_MAX_SKIP_P2ALIGN.
967 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
969 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
971 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
973 (mips-tdump.o): Likewise.
975 2005-06-06 Jan Hubicka <jh@suse.cz>
977 * predict.c (tree_predict_edge): Don't drop useless predictions;
978 check that it is not called too late in the game.
979 (gate_estimate_probability): New gate.
980 (pass_profile): Gate.
981 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
982 predictions; update CFG instead.
983 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
985 2005-06-06 Jie Zhang <jie.zhang@analog.com>
987 * config.gcc (bfin*-uclinux*): New.
988 * config/bfin/uclinux.h: New file.
990 2005-06-06 Ben Elliston <bje@au.ibm.com>
992 * doc/md.texi (Insn Splitting): Fix some wording.
994 2005-06-05 David Edelsohn <edelsohn@gnu.org>
996 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
997 (rs6000_emit_swdivdf): New function.
998 * config/rs6000/rs6000.md (fres): New pattern.
999 (divsf3): Add approximation through rs6000_emit_swdivsf.
1000 (fred): New pattern.
1001 (divdf3): Add approximation through rs6000_emit_swdivdf.
1002 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1003 (rs6000_emit_swdivdf): Declare.
1004 * config/rs6000/rs6000.opt (mswdiv): New option.
1005 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1007 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1009 PR tree-optimization/21846
1010 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1011 * tree-flow.h (substitute_in_loop_info): Declare.
1012 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1013 Ensure that chrec_dont_know and chrec_known have a type.
1014 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1016 2005-06-05 Steven Bosscher <stevenb@suse.de>
1018 * config/i386/i386.c (x86_use_loop): Remove.
1019 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1020 (TARGET_USE_LOOP): Remove.
1021 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1022 Also remove related define_splits.
1024 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1026 * tree-flow.h (stmt_ann_d): Move aux to ...
1027 (tree_ann_common_d): ... here.
1028 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1029 move_computations_stmt, schedule_sm): Update references to
1031 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1032 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1033 call to set_stmt_info.
1034 (vect_transform_loop): Likewise.
1035 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1038 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1040 (vect_mark_relevant): Takes two additional arguments - live_p and
1041 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1042 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1043 relevant stmt. Return two values = live_p and relevant_p.
1044 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1045 vect_stmt_relevant_p with additional arguments. Phis are no longer
1046 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1047 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1048 stmt that is marked as irrelevant and live, cause it's only used out
1049 side the loop, may need to be vectorized (e.g. reduction).
1050 (vect_analyze_operations): Examine phis. Call
1051 vectorizable_live_operation for for LIVE_P stmts. Check if
1053 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1054 vectorization - just classify the scalar cycles created by the loop
1055 phis. Call vect_is_simple_reduction.
1056 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1057 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1058 call to set_stmt_info.
1059 (vect_get_vec_def_for_operand): Code reorganized - the code that
1060 classifies the type of use was factored out to vect_is_simple_use.
1061 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1062 additional arguments.
1063 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1064 and computes a loop_vec_def.
1065 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1067 (vectorizable_live_operation): New.
1068 (vect_transform_stmt): Handle LIVE_P stmts.
1069 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1070 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1071 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1072 (vect_is_simple_use): Determine the type of the def and return it
1073 in a new function argument. Consider vect_reduction_def and
1074 vect_induction_def, but for now these are not supported.
1075 (vect_is_simple_reduction): New. Empty for now.
1076 * tree-vectorizer.h (vect_def_type): New enum type.
1077 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1078 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1079 (vect_is_simple_use): New arguments added to function declaration.
1080 (vect_is_simple_reduction): New function declaration.
1081 (vectorizable_live_operation): New function declaration.
1083 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1084 (vect_can_advance_ivs_p): Likewise.
1085 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1087 2005-06-05 Eric Christopher <echristo@redhat.com>
1089 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1091 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1094 * config/mmix/mmix.md ("*movdicc_real_foldable")
1095 ("*movdfcc_real_foldable", "*bCC_foldable")
1096 ("*bCC_inverted_foldable"): Specify DImode for register being
1099 2005-06-04 Roger Sayle <roger@eyesopen.com>
1101 * reg-stack.c (struct block_info_def): Correct grammar typo.
1102 (compensate_edge): Clean-up. Perform as little work as possible
1103 when src and dest stacks match. Avoid modifying block_info.
1104 Reorder and simplify assertion checks. Avoid unnecessary copying
1105 of regstack structure.
1106 (convert_regs_1): Set the done flag here...
1107 (convert_regs_2): ... instead of here.
1109 2005-06-04 Dale Johannesen <dalej@apple.com>
1111 * config/rs6000/rs6000.c (no_global_regs_above): New.
1112 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1113 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1114 (rs6000_conditional_register_usage): Don't put Darwin PIC
1115 register in global_regs.
1116 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1118 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1119 if not done by lr_save_p.
1120 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1121 Use rotate instead of ashift.
1122 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1123 (call_value_indirect_nonlocal_sysv): Ditto.
1125 2005-06-04 Jan Hubicka <jh@suse.cz>
1127 * cgraphunit.c (cgraph_reset_node): Break out from ...
1128 (cgraph_finalize_function): ... here.
1129 (cgraph_finalize_compilation_unit): Reset nodes where backend
1132 2005-06-04 Richard Henderson <rth@redhat.com>
1135 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1136 until we've passed initial ldgp.
1138 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1140 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1141 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1142 * expr.c (expand_var): Ditto.
1143 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1144 * gimplify.c (gimplify_decl_expr): Ditto.
1145 (gimplify_expr): Ditto.
1146 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1147 * tree.c (value_expr_for_decl): New.
1148 (print_value_expr_statistics): New.
1149 (init_ttree): Init value_expr_for_decl.
1150 (decl_value_expr_lookup): New.
1151 (decl_value_expr_insert): Ditto.
1152 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1153 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1154 (SET_DECL_VALUE_EXPR): New.
1155 (DECL_HAS_VALUE_EXPR_P): New.
1157 2005-06-04 Steven Bosscher <stevenb@suse.de>
1159 * lcm.c: Move all mode-switching related functions from here...
1160 * mode-switching.c: ...to this new file.
1161 * doc/passes.texi: Update accordingly.
1163 * basic-block.h (label_value_list): Remove extern decl.
1164 * cfgrtl.c (label_value_list): Remove.
1165 (can_delete_label_p): Don't look at it.
1166 * cfgcleanup.c (cleanup_cfg): Don't free it.
1168 * common.opt: Don't refer to non-existing flag_alias_check.
1170 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1172 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1174 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1176 * function.c (prologue, epilogue, sibcall_epilogue): Change
1177 their types to VEC(int,heap)*.
1178 (free_after_compilation): Free the three vectors above.
1179 (init_function_for_compilation, record_insns, contains,
1180 prologue_epilogue_contains, sibcall_epilogue_contains,
1181 reposition_prologue_and_epilogue_notes): Use VEC instead of
1182 VARRAY. (init_function_once): Remove.
1183 * function.h: Remove the prototype for init_function_once.
1184 * toplev.c (backend_init): Don't call init_function_once.
1186 2005-06-04 Jan Hubicka <jh@suse.cz>
1188 * predict.c (tree_predict_edge): Do not predict entry edge and
1189 single succestor edge.
1191 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1194 * c-typeck.c (push_init_level): Don't pop levels without braces if
1197 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1199 * tree-data-ref.c (compute_self_dependence): New function.
1200 (compute_all_dependences): Use it.
1202 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1204 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1205 (c_parser_expr_list): Don't use chainon().
1207 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1208 when -isysroot passed.
1210 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1213 * c-decl.c (start_function): Restore label_context_stack_se and
1214 label_context_stack_vm if returning with an error.
1216 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1218 * configure.ac: Check declaration for asprintf, needed by
1220 * configure: Regenerate.
1221 * config.in: Likewise.
1223 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1225 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1226 allocate info array.
1227 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1228 range to varying in cast expressions that change
1231 2005-06-03 Eric Christopher <echristo@redhat.com>
1233 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1236 2005-06-03 Jan Hubicka <jh@suse.cz>
1238 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1239 * cfg.c (remove_edge): Use it.
1240 * predict.c (remove_predictions_associated_with_edge): New function.
1242 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1244 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1245 Clear call_realy_used_regs[r2] when ABI_AIX.
1247 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1250 * fold-const.c (fold_binary): Fix type mismatches in folding
1253 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1255 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1258 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1260 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1262 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1264 * reload1.c (reload): Revert my previous patch.
1266 2005-06-03 Nick Clifton <nickc@redhat.com>
1268 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1271 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1273 PR tree-optimization/21849
1274 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1276 2005-06-02 Richard Henderson <rth@redhat.com>
1278 * Makefile.in (tree-vect-generic.o): New.
1279 (OBJS-common, GTFILES, s-gtype): Add it.
1280 * tree-complex.c (build_replicated_const, vector_inner_type,
1281 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1282 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1283 do_negate, expand_vector_piecewise, expand_vector_parallel,
1284 expand_vector_addition, expand_vector_operation,
1285 type_for_widest_vector_mode, expand_vector_operations_1,
1286 gate_expand_vector_operations, expand_vector_operations,
1287 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1288 (tree_lower_complex): Rename from tree_lower_operations.
1289 (pass_lower_complex): Rename from pass_pre_expand.
1290 * tree-vect-generic.c: New file.
1291 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1292 (pass_lower_vector): New.
1293 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1295 2005-06-02 Richard Henderson <rth@redhat.com>
1297 * modulo-sched.c (doloop_register_get): Protect against
1298 doloop_end not defined.
1300 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1302 * config/sh/sh.c (general_movsrc_operand,
1303 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1304 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1305 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1306 xor_operand, cmp_operand, logical_operand, and_operand,
1307 fpscr_operand, fpul_operand, symbol_ref_operand,
1308 commutative_float_operator, noncommutative_float_operator,
1309 unary_float_operator, binary_float_operator,
1310 binary_logical_operator, equality_comparison_operator,
1311 greater_comparison_operator, less_comparison_operator,
1312 shift_operator, logical_operator, target_reg_operand,
1313 target_operand, mextr_bit_offset, extend_reg_operand,
1314 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1315 general_extend_operand, ua_address_operand,
1316 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1317 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1318 shift_count_reg_operand, shift_count_operand,
1319 unaligned_load_operand): Move to ...
1320 * config/sh/predicates.md: ... here.
1321 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1324 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1326 * tree.c (build_common_builtin_nodes): Fix the return type on
1329 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1331 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1332 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1333 (strip_offset_1): Likewise.
1334 (tree_to_aff_combination): Likewise.
1336 2005-06-02 DJ Delorie <dj@redhat.com>
1338 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1341 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1343 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1344 binary operations with the correct types.
1345 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1346 for all computation.
1348 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1350 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1351 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1353 * doc/install.texi: Fix a typo.
1355 2005-06-02 Jan Hubicka <jh@suse.cz>
1357 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1358 inline functions are not local.
1360 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1362 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1364 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1367 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1369 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1372 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1374 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1376 (s390_dump_pool): Likewise.
1377 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1378 (s390_chunkify_start): Likewise.
1379 (s390_dump_execute): Remove.
1380 (s390_reorg): Handle out-of-pool execute templates.
1382 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1384 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1387 2005-06-02 Jan Hubicka <jh@suse.cz>
1389 * cgraph.c (cgraph_node): Maintain master clones.
1390 (cgraph_remove_node): Likewise.
1391 (availability_names): New static variable.
1392 (dump_cgraph_node): Dump availability.
1393 (dump_cgraph_varpool_node): Likewise.
1394 (cgraph_is_master_clone, cgraph_master_clone,
1395 cgraph_function_body_availability,
1396 cgraph_variable_initializer_availability): New functions.
1397 * cgraph.h (availability): New enum.
1398 (struct cgraph_node): Add master_clone.
1399 (cgraph_is_master_clone, cgraph_master_clone,
1400 cgraph_function_body_availability,
1401 cgraph_variable_initializer_availability): Declare.
1402 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1403 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1404 * ipa-inline.c (cgraph_decide_inlining): Do not call
1405 cgraph_remove_unreachable_nodes.
1407 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1410 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1413 * tree-vrp.c (nonnull_arg_p): New.
1414 (get_value_range): Call it.
1416 2005-06-02 Eric Christopher <echristo@redhat.com>
1418 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1420 (mips_rtx_cost_data): New datatype.
1421 (MEMORY_MOVE_COST): Use data from structure.
1422 (BRANCH_COST): Ditto.
1423 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1424 * config/mips/mips.md (cpu): Rework for processor_type changes.
1425 * config/mips/mips.c (mips_cost): New variable.
1426 (DEFAULT_COSTS): Define.
1427 (mips_rtx_cost_data): New.
1428 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1429 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1430 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1431 (override_options): Set cost data.
1432 (mips_register_move_cost): Formatting changes.
1433 (bdesc_arrays): Use PROCESSOR_MAX.
1434 (mips_init_builtins): Ditto.
1436 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1439 * doc/invoke.texi: Document -ftree-vrp.
1441 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
1443 PR tree-optimization/21734
1444 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1445 phi_result when current_def is not available.
1446 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1449 2005-06-02 David Edelsohn <edelsohn@gnu.org>
1451 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1452 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1454 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1456 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1458 2005-06-02 Jan Hubicka <jh@suse.cz>
1460 * cgraph.c (dump_cgraph_node): Print new flags.
1461 (dump_cgraph_varpool_node): Likewise.
1462 (decide_variable_is_needed): Initialize externally_visible flag.
1463 * cgraph.h (cgraph_local_info): Add externally_visible flag.
1464 (cgraph_varpool_node): Likewise.
1465 (cgraph_function_flags_ready): Declare.
1466 * cgraph.c (cgraph_mark_local_functions): Rename to ...
1467 (cgraph_function_and_variable_visibility) ... this one; handle
1468 externally_visible flags.
1469 (decide_is_function_needed): Set externally_visible flag.
1470 (cgraph_finalize_function): Deal properly with early cleanups.
1471 (cgraph_optimize): Update call of
1472 cgraph_function_and_variable_visibility.
1474 2005-06-02 Steven Bosscher <stevenb@suse.de>
1475 Mostafa Hagog <mustafa@il.ibm.com>
1477 * cfgloop.h (doloop_condition_get): Make external.
1478 * loop-doloop.c (doloop_condition_get): Generalize to make it
1479 usable in modulo-sched.c.
1480 * modulo-sched.c (doloop_register_get): Use
1481 doloop_condition_get instead of duplicating it.
1483 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1485 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
1486 the correct set of init_insns that need deletion.
1487 * local-alloc.c (update_equiv_regs): When substituting sole definition
1488 into sole use of a reg, delete it from liveness information.
1490 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
1492 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1494 2005-06-01 Diego Novillo <dnovillo@redhat.com>
1496 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1497 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1498 * fold-const.c (invert_tree_comparison): Make extern.
1499 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1500 (struct value_range_def): Limewise.
1501 (get_value_range): Remove.
1502 (dump_value_range): Remove.
1503 (dump_all_value_ranges): Remove.
1504 (debug_all_value_ranges): Remove.
1505 (vrp_evaluate_conditional): Declare.
1506 * tree-ssa-propagate.c (struct prop_stats_d): Add field
1508 (substitute_and_fold): Add argument use_ranges_p.
1510 If use_ranges_p is true, call fold_predicate_in to fold
1511 predicates using range information.
1512 Ignore ASSERT_EXPRs.
1513 Change debugging output to only show statements that have been
1515 (replace_phi_args_in): Move debugging output code from
1516 substitute and fold.
1517 (fold_predicate_in): New local function.
1518 * tree-ssa-propagate.h (enum value_range_type): Move from
1520 (struct value_range_d): Likewise.
1522 (value_range_t): Rename from value_range.
1523 * tree-vrp.c (found_in_subgraph): Rename from found.
1524 (get_opposite_operand): Remove.
1525 (struct assert_locus_d): Declare.
1526 (assert_locus_t): Declare.
1527 (need_assert_for): Declare.
1528 (asserts_for): Declare.
1529 (blocks_visited): Declare.
1530 (vr_value): Declare.
1531 (set_value_range): Add argument 'equiv'.
1532 Don't drop to VARYING ranges that cover all values in the
1534 Make deep copy of equivalence set 'equiv'.
1535 (copy_value_range): New local function.
1536 (set_value_range_to_undefined): New local function.
1537 (compare_values): Return -2 if either value has overflowed.
1538 (range_includes_zero_p): New local function.
1539 (extract_range_from_assert): Flip the predicate code if the
1540 name being asserted is on the RHS of the predicate.
1541 Avoid creating unnecessary symbolic ranges if the comparison
1542 includes another name with a known numeric range.
1543 Update the equivalnce set of the new range when asserting
1545 (extract_range_from_ssa_name): Update the equivalence set of
1546 the new range with VAR.
1547 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1548 If -fwrapv is used, set the resulting range to VARYING if the
1549 operation overflows. Otherwise, use TYPE_MIN_VALUE and
1550 TYPE_MAX_VALUE to represent -INF and +INF.
1551 Fix handling of *_DIV_EXPR.
1552 (extract_range_from_unary_expr): Handle MINUS_EXPR and
1553 ABS_EXPR properly by switching the range around if necessary.
1554 (extract_range_from_comparison): New local function.
1555 (extract_range_from_expr): Call it.
1556 (adjust_range_with_scev): Do not adjust the range if using
1557 wrapping arithmetic (-fwrapv).
1558 (dump_value_range): Also show equivalence set.
1559 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1560 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1561 (infer_value_range): Change return value to bool.
1562 Add arguments 'comp_code_p' and 'val_p'.
1563 Do not attempt to infer ranges from statements that may throw.
1564 Store the comparison code in comp_code_p.
1565 Store the other operand to be used in the predicate in val_p.
1566 (dump_asserts_for): New.
1567 (debug_asserts_for): New.
1568 (dump_all_asserts): New.
1569 (debug_all_asserts): New.
1570 (register_new_assert_for): New.
1571 (register_edge_assert_for): New.
1572 (find_conditional_asserts): New.
1573 (find_assert_locations): New.
1574 (process_assert_insertions_for): New.
1575 (process_assert_insertions): New.
1576 (insert_range_assertions): Initialize found_in_subgraph,
1577 blocks_visited, need_assert_for and asserts_for.
1578 Call find_assert_locations and process_assert_insertions.
1579 (remove_range_assertions): Add more documentation.
1580 (vrp_initialize): Change return type to void.
1581 Do not try to guess if running VRP is worth it.
1582 (compare_name_with_value): New.
1583 (compare_names): New.
1584 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
1585 use_equiv_p is true, call compare_names and
1586 compare_name_with_value to compare all the ranges for every
1587 name in the equivalence set of the predicate operands.
1589 (vrp_meet): Try harder not to derive a VARYING range.
1590 If two values meet, the resulting equivalence set is the
1591 intersection of the two equivalence sets.
1592 (vrp_visit_phi_node): Call copy_value_range to get the current
1593 range information of the LHS.
1594 (vrp_finalize): Create a value vector representing all the
1595 names that ended up with exactly one value in their range.
1596 Call substitute_and_fold.
1597 (execute_vrp): Document equivalence sets in ranges.
1598 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1599 (struct tree_ssa_name): Remove field value_range.
1600 (invert_tree_comparison): Declare.
1602 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
1604 Fix PR tree-optimization/21839
1606 * gimplify.c (zero_sized_field_decl): New function.
1607 (gimplify_init_ctor_eval): Use it.
1609 2005-06-01 Josh Conner <jconner@apple.com>
1612 * gimplify.c (gimplify_init_constructor): Don't spill initializer
1613 to read-only memory if it's sparse.
1615 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
1617 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
1618 Add documentation for REG_SETJMP
1620 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1622 * stmt.c (expand_case): Use build_int_cst.
1623 (node_has_low_bound): Likewise, and correct type mismatch.
1624 (node_has_high_bound): Likewise.
1625 * fold-const.c (fold_binary): Ensure we build trees
1626 with the correct types - undo what STRIP_NOPS possibly did.
1628 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1630 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1631 * fold-const.c (fold_indirect_ref_1): No longer static.
1632 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1633 folding, if possible.
1635 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
1637 * common.opt (fjump-tables): New.
1638 * doc/invoke.texi (-fno-jump-tables): Document.
1639 * stmt.c (expand_end_case_type): Do not emit jump tables unless
1642 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
1644 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1645 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1646 (sunlt, sunle): Enable patterns on VFP.
1648 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1649 f_stored, f_flag, f_cvt.
1650 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1651 Include arm1020e.md.
1652 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
1653 the ds and fmac pipelines. Re-work all load and store patterns and
1654 all conversion patterns to use new attributes. Adjust reservation
1655 descriptions accordingly.
1656 * arm1020e.md: New file.
1657 * t-arm: Add dependency.
1659 2005-06-01 Jan Hubicka <jh@suse.cz>
1661 * except.c (struct eh_region): Kill unused fields.
1662 * basic-block.h (struct basic_block_def): Likewise.
1664 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
1666 PR rtl-optimization/21767
1667 * rtl.h (function_invariant_p): Re-add declaration.
1668 * reload1.c (function_invariant_p): No longer static.
1669 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1670 might have become invalid.
1672 2005-06-01 Jakub Jelinek <jakub@redhat.com>
1676 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1677 on variable sizes types if a decl is a pointer to a VLA.
1678 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1679 Call gimplify_type_sizes on aggregate fields. Prevent infinite
1682 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1684 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1685 _mm_set_ps, _mm_setr_ps): Add __extension__.
1686 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1687 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1688 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1690 (_mm_clflush): Don't use return in void function.
1692 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1693 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1694 Use __inline instead of inline.
1696 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
1698 * fold-const.c (fold_binary): Fix types in strlen vs.
1699 zero comparison folding.
1701 2005-06-01 Richard Henderson <rth@redhat.com>
1703 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1704 * config.in, configure: Rebuild.
1705 * config/alpha/alpha.c (print_operand): Add 'j'.
1706 * alpha.md (divmodsi_internal_er_1): Use it.
1707 (divmoddi_internal_er_1): Likewise.
1709 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1711 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1712 * opts.h (print_filtered_help): Delete.
1713 * opts.c (handle_option, decode_options): Remove calls to
1715 (print_target_help): New function.
1716 (common_option, print_help): Call print_target_help instead of
1717 display_target_options.
1718 (print_filtered_help): Make static.
1719 * toplev.h (display_target_options, set_target_switch): Delete.
1720 * toplev.c (target_switches, target_options, display_target_options)
1721 (set_target_switch): Delete.
1722 (print_switch_values): Remove handling of TARGET_SWITCHES and
1724 (default_get_pch_validity): Likewise. Only treat target_flags
1725 specially if targetm.check_pch_target_flags is nonnull.
1726 (pch_option_mismatch): New function.
1727 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
1728 and TARGET_OPTIONS. Only treat target_flags specially if
1729 targetm.check_pch_target_flags is nonnull.
1730 * config/ia64/ia64.c (ia64_override_options): Don't mention
1731 TARGET_OPTIONS in comment.
1732 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1733 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1734 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1735 interaction with TARGET_SWITCHES.
1736 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1738 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1740 * config/sh/sh.c (multcosts): Check sh_multcost rather than
1742 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1743 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1744 (cut2_workaround_str): Delete.
1745 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1746 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1747 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1748 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1749 (mgettrcost=, multcost=): New options.
1751 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1753 * opts.h (cl_option_state): New structure.
1754 (get_option_state): Declare.
1755 * opts.c (get_option_state): New function.
1756 * toplev.c (option_affects_pch_p): New function.
1757 (default_get_pch_validity): Store the state of all options for which
1758 option_affects_pch_p returns true.
1759 (default_pch_valid_p): Check the state of those options here.
1760 Only check target_flags separately if targetm.check_pch_target_Flags
1761 is nonnull or if TARGET_SWITCHES is defined.
1763 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
1765 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1768 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1770 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1772 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1774 * gcse.c (compute_transp, load_killed_in_block): Use
1777 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
1780 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1782 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1784 * errors.h (warning, error, fatal, internal_error): Add printf
1786 * genmodes.c (make_vector_mode): Fix format arguments.
1788 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1790 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1791 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1792 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1793 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1794 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1795 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1796 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1797 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1798 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1799 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1800 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1801 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1802 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1803 errors.h and include toplev.h if necessary.
1805 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1806 errors.h otherwise include toplev.h.
1808 * Makefile.in: Update dependencies.
1810 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
1812 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1814 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
1816 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1817 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1818 be complemented for big-endian. Mask for AND must be rotated,
1819 not shifted. Handle short operands with NOT on the memory
1822 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
1824 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1825 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1826 * dwarf2out.c (dwarf2out_var_location): Ditto.
1827 * toplev.c (default_tree_printer): Ditto.
1828 * tree-outof-ssa.c (create_temp): Ditto.
1829 * tree-sra.c (instantiate_element): Ditto.
1830 * var-tracking.c (track_expr_p): Ditto.
1831 * tree.c (struct tree_map): New structure.
1832 (debug_expr_for_decl): New.
1833 (tree_map_eq): New function.
1834 (tree_map_hash): Ditto.
1835 (tree_map_marked_p): Ditto.
1836 (print_debug_expr_statistics): Ditto.
1837 (decl_debug_expr_lookup): Ditto.
1838 (decl_debug_expr_insert): Ditto.
1839 (dump_tree_statistics): Dump debug_expr hashtable stats.
1840 * tree.h (DECL_DEBUG_EXPR): Change
1841 (SET_DECL_DEBUG_EXPR): Add.
1843 2005-06-01 Alan Modra <amodra@bigpond.net.au>
1845 * configure.ac: Add --enable-secureplt.
1846 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1847 * config.in: Regenerate.
1848 * configure: Regenerate.
1849 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1850 rs6000/secureplt.h to tm_file when enable_secureplt.
1851 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1852 * doc/install.texi: Document --enable-targets and --enable-secureplt.
1853 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1854 * config/rs6000/secureplt.h: New file.
1855 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1856 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1858 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
1859 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
1860 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
1861 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
1862 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
1863 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
1864 TARGET_SECURE_PLT got register load sequence.
1865 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
1867 (rs6000_elf_declare_function_name): Don't emit toc address offset
1868 word when TARGET_SECURE_PLT.
1869 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
1870 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
1871 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
1872 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
1874 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1875 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1877 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
1878 (__trampoline_setup): Likewise. Init r30 before plt call.
1880 2005-05-31 DJ Delorie <dj@redhat.com>
1882 * expr.c (convert_move): When a partial_int requires multiple
1883 conversion steps, make sure successive steps convert the
1884 intermediate value, not the original value.
1886 * expmed.c (expand_mult): Convert partial_int multiplies to
1887 shift/add combinations too.
1889 * genmodes.c (mode_data): Add wider_2x.
1890 (calc_wider_mode): Calculate twice-wider mode too.
1891 (emit_mode_wider): Emit twice-wider mode too.
1892 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
1893 * expr.c (expand_expr_real_1): Use it for expanding
1896 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
1898 PR tree-optimization/21817
1899 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
1901 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
1903 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
1906 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1910 * fold-const.c (fold_checksum_tree): Copy types also if
1911 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
1912 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
1914 Tail recurse TREE_LIST's TREE_CHAIN.
1916 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1919 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
1920 SSA_NAME twice and cause the loop to become finite. Remove the test
1923 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
1925 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1928 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
1930 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
1931 the documentation to make it more future-proof.
1932 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
1933 * target.h (gcc_target): Add check_pch_target_flags.
1934 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
1935 (TARGET_INITIALIZER): Include it.
1936 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
1937 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
1938 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
1939 (sh_check_pch_target_flags): New function.
1940 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
1942 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
1944 * fold-const.c (extract_array_ref): Handle more cases,
1945 do some useful canonicalization of the base.
1946 (fold_binary): Explicitly deal with arrays of zero-sized
1947 structures during folding of &a[i] == &a[j].
1949 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
1951 * doc/install.texi (sparc-sun-solaris2*): Update note
1952 about Sun bug 4910101.
1953 (sparc-sun-solaris2.7): Document bootstrap
1954 failure with Sun WorkShop 6 99/08/18 as.
1956 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
1958 * loop.c (loop_invariant_p, valid_initial_value_p): Use
1959 regs_invalidated_by_call instead of call_used_regs.
1961 2005-05-30 Paolo Carlini <pcarlini@suse.de>
1964 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1966 * doc/extend.texi: Add clog, clogf, clogl.
1968 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
1971 * c-pragma.c: Include "vec.h".
1972 (handle_pragma_visibility): Use VEC.
1974 * doc/invoke.texi: Remove the nested visibility push limit.
1976 2005-05-30 Roger Sayle <roger@eyesopen.com>
1978 PR rtl-optimization/15422
1979 * reg-stack.c (starting_stack_p): New static global.
1980 (straighten_stack): Delete prototype. Change to update the stack
1981 before the current insn.
1982 (subst_stack_regs): Update call to straighten stack.
1983 (emit_swap_insn): Delete prototype. For the first insn in a
1984 basic block, update stack_in instead of emitting a real swap.
1985 (change_stack): When changing the stack before the first insn
1986 in a basic block, update stack_in instead of emitting real code.
1987 (compensate_edges): Clear starting_stack_p during compensation.
1988 (convert_regs_1): Keep track of starting_stack_p whilst processing
1991 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
1993 * tree-ssa-ccp.c (const_val): Make it static.
1995 2005-05-29 Geoffrey Keating <geoffk@apple.com>
1998 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
1999 pattern involving `:P'.
2001 * Makefile.in (install-cpp): Depend on installdirs.
2003 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2005 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2007 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2008 elim_graph_add_edge, elim_graph_remove_succ_edge,
2009 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2012 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2014 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2015 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2016 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2017 follow spelling conventions in error/dump messages.
2019 2005-05-29 Roger Sayle <roger@eyesopen.com>
2020 Richard Henderson <rth@redhat.com>
2022 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2023 if the RHS isn't suitable for calling emit_move_insn.
2025 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2027 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2028 fold_unary and fold_binary.
2030 2005-05-29 Roger Sayle <roger@eyesopen.com>
2032 * reg-stack.c (propagate_stack): Always copy the source stack to
2033 the destination. This routine is now only called when this is safe.
2034 (better_edge): New function split out from convert_regs_1 to
2035 determine which of two edges is better to propagate across.
2036 (convert_regs_1): We need only search for a best edge if the
2037 stack layout hasn't been defined yet. Use better_edge to help
2038 find beste. No longer traverse unnecessary edges.
2040 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2042 * tree-ssa-alias.c (new_type_alias): New procedure to
2043 create a type memory tag for a pointer with a may-alias
2044 set determined from a variable declaration.
2045 * tree-flow.h: export declaration of new_type_alias
2046 * tree-optimize.c (init_tree_optimization_passes): document
2047 that pass_may_alias cannot be called after pass_vectorize.
2048 * tree-vect-transform (vect_create_data_ref_ptr): Call
2049 new_type_alias when an type memory tag isn't available
2051 (vectorizable_store): Use copy_virtual_operands to update
2052 virtual defs in place (so that loop_version can be called).
2053 Call mark_for_renaming for the virtual defs in case peeling
2054 is done and virtual uses outside the loop need to be updated.
2056 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2058 PR tree-optimization/21639
2059 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2061 2005-05-29 Jan Hubicka <jh@suse.cz>
2063 PR tree-optimization/21562
2064 * cfgexpand.c (construct_init_block): Deal properly with the case
2065 of entry edge not pointing to very first basic block.
2067 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2069 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2070 non-gimple min invariant.
2072 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2073 * tree-flow.h: Add prototypes for start_recording_case_labels
2074 and end_recording_case_labels.
2075 * tree-cfg.c (start_recording_case_labels,
2076 end_recording_case_labels): Export.
2077 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2078 cleanup_control_flow, cleanup_control_expr_graph,
2079 remove_fallthru_edge, phi_alternatives_equal,
2080 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2081 remove_forwarder_block, cleanup_forwarder_blocks,
2082 remove_forwarder_block_with_phi, merge_phi_nodes,
2083 gate_merge_phi, pass_merge_phi): Move to ...
2084 * tree-cfgcleanup.c: ... here.
2086 * basic-block.h: Remove forward declaration of bb_ann_d.
2088 2005-05-28 Jan Hubicka <jh@suse.cz>
2090 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2092 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2094 (tree_mod_subtract): Fix profile updating code.
2095 (tree_divmod_values_to_profile): Do not produce useless value profilers
2098 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2100 * tree-ssa-dom.c (vrp_element_p): Define.
2101 (vrp_hash_elt): Change the type of records to
2102 VEC(vrp_element_p,heap).
2104 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2105 Update uses of VRP records.
2106 (simplify_cond_and_lookup_avail_expr, record_range): Update
2107 uses of VRP records.
2109 * tree-inline.c (cfun_stack): Change the type to
2110 VEC(function_p,heap).
2111 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2113 2005-05-27 Ian Lance Taylor <ian@airs.com>
2115 * c-decl.c (add_stmt): Add C frontend specific version.
2116 (stmts_are_full_exprs_p): Remove.
2117 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2118 (stmts_are_full_exprs_p): Don't declare.
2119 * c-semantics.c (add_stmt): Remove.
2121 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2123 * config/mips/mips-protos.h (mips_declare_object): Add printf
2125 * config/mips/mips.c (mips_declare_object_name): Fix format
2128 2005-05-27 Roger Sayle <roger@eyesopen.com>
2130 * reg-stack.c (compensate_edge): Remove original prototype.
2131 (propagate_stack): New function to copy the stack layout
2132 at the start of a basic block from the layout at the end of
2133 one of its predecessors.
2134 (compensate_edge): Assume that both source and destination
2135 blocks have already had their stack layouts defined.
2136 (compensate_edges): Traverse all non-entry edges in the CFG
2137 and call compensate_edge on each in turn.
2138 (convert_regs_1): Change return type to void. Call
2139 propagate_stack instead of compensate_edge.
2140 (convert_regs_2): Change return type to void. Update call
2141 to convert_regs_1 to ignore the (now void) return value.
2142 (convert_regs): Update calls to convert_regs_2 to ignore
2143 the (now void) return value. After all the basic blocks have
2144 been processed, call compensate_edges to actually emit new
2146 (reg_to_stack): Initialize the aux info for each basic block
2147 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2149 2005-05-28 Jan Hubicka <jh@suse.cz>
2151 * except.c (can_throw_internal_1, can_throw_external_1): Add
2153 (can_throw_external, can_throw_internal): Bring into sync wrt
2155 * except.h (can_throw_internal_1, can_throw_external_1): Update
2157 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2158 Deal properly with resx.
2160 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2162 * basic-block.h (basic_block_def): Add phi_nodes and
2163 predictions. Remove tree_annotations.
2164 * predict.c (tree_predicted_by_p, tree_predict_edge,
2165 combine_predictions_for_bb): Adjust references to predictions.
2166 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2167 create_block_annotation.
2168 (create_block_annotation, free_blocks_annotatios,
2169 clear_blocks_annotations): Remove.
2170 (dump_cfg_stats): Don't print out the memory spent on
2172 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2173 * tree-flow-inline.h (bb_ann): Remove.
2174 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2175 * tree-flow.h (bb_ann_d): Remove.
2176 * tree-if-conv.c (process_phi_nodes): Update a reference to
2178 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2179 create_phi_node, remove_phi_node): Likewise.
2180 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2181 * tree-ssa-dom.c (threaded_blocks): New.
2182 (tree_ssa_dominator_optimize): Initialize, clear, and free
2183 threaded_blocks. Update a call to thread_through_all_blocks.
2184 (thread_across_edge): Use threaded_blocks instead of setting
2185 incoming_edge_threaded.
2186 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2187 a bitmap of blocks that are threaded through.
2188 * tree.h: Move the prototype of threaded_through_blocks to
2191 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2192 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2193 * domwalk.h (dom_walk_data): Change the type of
2194 block_data_stack and free_block_data to VEC(void_p,heap)*.
2195 * tree-ssa-dse.c (dse_initialize_block_local_data,
2196 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2197 VEC instead of VARRAY.
2199 2005-05-27 Jan Hubicka <jh@suse.cz>
2201 * cgraph.c: Include tree-gimple.h
2202 (cgraph_edge): Rename expr to stmt.
2203 (cgraph_create_edge): Likewise.
2204 (cgraph_clone_node): Likewise.
2205 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2206 * cgraphunit.c (record_call_1): Rename to ...
2207 (record_reference): ... this one; do not build edges.
2208 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2209 (current_basic_block): Kill.
2210 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2211 (verify_cgraph_node): Likewise.
2212 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2213 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2214 (copy_edges_for_bb): Simplify EH handling.
2215 (expand_call_inline): Pass statement to cgraph_edge and
2218 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2220 * tree-inline.c (copy_body_r): Manually fold *& to deal
2221 with ADDR_EXPRs with mismatched types for now.
2223 * gimplify.c (fold_indirect_ref_rhs): New function.
2224 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2227 * fold-const.c (fold_indirect_ref_1): Add type argument;
2228 make sure the resulting expression is of this type.
2229 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2231 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2233 PR tree-optimization/21658
2234 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2235 fold_binary_to_constant. Likewise, call fold_unary instead of
2236 fold_unary_to_constant.
2238 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2240 * vec.h: Implement integral type vector specialization.
2241 (VEC_T): Define a non-GTY structure.
2242 (VEC_T_GTY): Define a GTY structure.
2243 (VEC_TA): Rename to ...
2244 (VEC_TA_GTY): ... here.
2245 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2246 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2247 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2248 DEF_VEC_P and DEF_VEC_ALLOC_P.
2249 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2250 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2251 DEF_VEC_O and DEF_VEC_ALLOC_O.
2252 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2253 * lambda-code.c: Likewise.
2254 * tree-into-ssa.c: Likewise.
2255 * tree-ssa-live.c: Likewise.
2257 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2259 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2261 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2262 update_stmt_if_modified before calling update_ssa.
2264 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2266 * config/rs6000/t-rtems: Remove roe multilib variant.
2268 2005-05-26 Roger Sayle <roger@eyesopen.com>
2270 PR tree-optimization/9814
2271 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2272 instruction, add the necessary clobbers by re-expanding the RTL
2273 for arithmetic operations via optab.c's expand_unop/expand_binop.
2274 (noce_try_bitop): New function to optimize bit manipulation idioms
2275 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2276 (noce_process_if_block): Call noce_try_bitop.
2278 2005-05-26 Roger Sayle <roger@eyesopen.com>
2280 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2281 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2282 (reg_to_stack): Move to end of the file. Initialize the per
2283 basic block information here, instead of...
2284 (convert_regs_entry): Here.
2285 (convert_regs): Change unused return type to void.
2287 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2289 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2290 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2291 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2292 config/sh/elf.h, config/sh/symbian-pre.h,
2293 config/sparc/sparc-protos.h: Update copyright.
2295 2005-05-26 Mike Stump <mrs@apple.com>
2297 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2300 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2302 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2303 See through ADDR_EXPR in finding place to propagate into.
2305 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2307 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2308 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2309 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2310 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2311 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2312 tree-ssa-operands.c, tree-vect-analyze.c,
2313 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2314 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2315 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2316 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2317 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2318 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2319 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2320 config/sh/ushmedia.h, config/sparc/sparc.c,
2321 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2322 typos. Follow spelling conventions.
2323 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2324 Follow spelling conventions.
2326 2005-05-26 David Ung <davidu@mips.com>
2328 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2329 that determines whether the MIPS32/64 R2 ext/ins should be used.
2330 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2331 * config/mips/mips.md (extzv): Changed predicate for operand to
2332 nonimmediate_operand. Add code to generate insn patterns for
2333 extzvsi and extzvdi.
2334 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2335 (insv): Similarly for insertion.
2336 (insv<mode>): Similarly.
2338 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2340 * simplify-rtx.c (avoid_constant_pool_reference): Support
2341 offsetted addresses in the constant pool.
2343 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2345 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2346 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2348 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2351 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2352 found in the basic block and last insn in the basic block is not
2353 INSN_P. Remove explicit unspec numbers that are no longer valid
2356 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2358 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2359 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2360 if a vector mode is available.
2362 2005-05-25 Roger Sayle <roger@eyesopen.com>
2365 * fold-const.c (const_binop): Check for division by zero during
2368 2005-05-26 Ian Lance Taylor <ian@airs.com>
2370 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2371 having a declaration after a statement.
2373 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2375 * opt-functions.awk (var_type): New function.
2376 (var_set): Use CLVC_STRING if var_type returns "const char *".
2377 * opth-gen.awk: Use var_type to find out the types of variables.
2378 Don't print comments above each "extern" definition.
2379 * optc-gen.awk: Use var_type in the same way.
2380 * opts.h (cl_var_cond): Rename to...
2381 (cl_var_type): ...this. Add CLVC_STRING.
2382 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2384 * opts.c (handle_option, option_enabled): Update after above name
2385 change. Cast flag_var before using it. Handle CLVC_STRING.
2387 * config/alpha/alpha.h (alpha_tls_size): Delete.
2388 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2389 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2390 (alpha_fptm_string, alpha_mlat_string): Delete.
2391 (alpha_handle_option): Don't set the above variables here. Use the
2392 integer argument to check the validity of -mtls-size=.
2393 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2394 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2395 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2398 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2399 (arc_data_string, arc_rodata_string): Delete.
2400 (arc_handle_option): Don't set the above variables here.
2401 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2402 and initialize them.
2404 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2405 (target_float_abi_name, target_abi_name, structure_size_string)
2406 (arm_pic_register_string): Delete.
2407 (arm_handle_option): Don't set the above variables here, except
2408 in the handling of -mhard-float and -msoft-float.
2409 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2410 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2412 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2413 (avr_handle_option): Delete.
2414 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2417 * config/bfin/bfin.c (bfin_library_id): Delete.
2418 (bfin_handle_option): Don't set it.
2419 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2421 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2422 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2423 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2424 * config/c4x/c4x.opt (mrpts=): Add Var().
2426 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2427 cris_elinux_stacksize_str here.
2428 * config/cris/aout.opt (melinux-stacksize=): Add Var().
2429 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2430 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2431 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2432 (cris_tune_str, cris_elinux_stacksize_str): Delete.
2433 (cris_handle_option): Don't set the above variables here.
2434 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2435 (max-stackframe=): Add Var()s.
2437 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2438 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2439 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2440 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2441 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2442 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2443 (ix86_handle_option): Don't set the above variables here.
2444 * config/i386/i386.opt (malign-functions=, malign-jumps=)
2445 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2446 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2449 * config/ia64/ia64.h (ia64_tls_size): Delete.
2450 * config/ia64/ia64.c (ia64_tls_size): Delete.
2451 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2452 reading the integer argument from the "value" parameter. Don't
2453 set ia64_tls_size here.
2454 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2455 Add Var() and Init().
2457 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2458 (m32r_cache_flush_trap): Delete.
2459 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2460 (m32r_cache_flush_trap): Delete.
2461 (m32r_handle_option): Don't set the above variables when handling
2462 -mflush-func= and -mflush-trap=.
2463 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2466 * config/mips/mips.h (mips_cache_flush_func): Delete.
2467 * config/mips/mips.c (mips_arch_string, mips_tune_string)
2468 (mips_cache_flush_func): Delete.
2469 (mips_handle_option): Don't set the above variables when handling
2470 -march=, -mtune= and -mflush-func=.
2471 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2473 * config/s390/s390.c (s390_arch_string): Delete.
2474 (s390_handle_option): Don't set it here.
2475 * config/s390/s390.opt (march=): Add Var().
2477 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2478 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2479 (sparc_handle_option): Don't set it here.
2480 * config/sparc/sparc.opt (mcmodel=): Add Var().
2482 2005-05-25 Roger Sayle <roger@eyesopen.com>
2484 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2485 call to convert_to_integer by building the NOP_EXPR directly.
2487 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
2489 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2491 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2492 Jeff Law <law@redhat.com>
2494 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2495 constant and side_effects of the ADDR_EXPR are consistent.
2497 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2498 appropriately around calls to recompute_tree_invarant_for_addr_expr.
2500 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2502 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2503 (s390_function_arg, s390_gimplify_va_arg): Use them.
2504 (s390_register_info): Save only required subset of argument
2505 registers into save area for va_list.
2506 (s390_va_start): Initialize only required elements of va_list struct.
2507 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2509 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
2511 * reload1.c (verify_initial_elim_offsets): Return boolean status
2512 instead of aborting.
2513 (reload): Adapt verify_initial_elim_offsets call site. Restart
2514 main loop if some initial elimination offsets changed.
2516 2005-05-25 Adam Nemet <anemet@lnxw.com>
2518 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2519 of -mno-svr4-struct-return.
2521 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2523 Fix PR tree-optimization/21705
2525 * tree-ssa-pre.c (in_fre): New static variable.
2526 (create_value_expr_from): Recursively value number reference ops
2528 (can_value_number_call): Temporary restrict only exists for
2531 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
2533 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2534 sizeof (bitmap *) with sizeof (bitmap).
2536 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
2538 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2541 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2543 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2546 2005-05-25 Jan Hubicka <jh@suse.cz>
2548 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2549 * cgraph.c (cgraph_create_node): Reset estimated_growth.
2550 * cgraph.h (cgraph_global_info): Add estimated_growth.
2551 * ipa-inline.c: Include coverage.h
2552 (max_insns, max_count): New static variables.
2553 (cgraph_estimate_size_after_inlining): Cache the result.
2554 (cgraph_estimate_growth):
2555 * passes.c (rest_of_clean_state): Kill coverage_end_function.
2556 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2557 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2559 (ipa_passes): Initialize bitmaps.
2561 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
2563 * loop-doloop.c: Include "target.h".
2564 (doloop_valid_p): Move tests to function in targhooks.c.
2565 * target.h (struct gcc_target): New target hook
2566 "insn_valid_within_doloop".
2567 * target-def.h: Define default value for "insn_valid_within_doloop".
2568 (TARGET_INITIALIZER): Insert new target hook into initializer.
2569 * targhooks.c (default_insn_valid_within_doloop): New function.
2570 * targhooks.h (default_insn_valid_within_doloop): Declare.
2571 * hooks.c (hook_bool_rtx_true): New function.
2572 * hooks.h (hook_bool_rtx_true): Declare.
2573 * doc/tm.texi: Add documentation for new target hook.
2575 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2578 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2579 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2580 (sparc_tls_referenced_p): New prototype.
2581 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2582 (sparc_expand_move): Look for TLS addresses with constant offsets.
2583 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2584 tls_symbolic_operand.
2585 (legitimate_pic_operand_p): Likewise.
2586 (legitimate_address_p): Likewise.
2587 (legitimize_address): Likewise.
2588 (sparc_tls_symbol_ref_1): New function.
2589 (sparc_tls_referenced_p): New function.
2590 * config/sparc/predicates.md (tgd_symbolic_operand): Use
2591 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2592 (tld_symbolic_operand): Likewise.
2593 (tie_symbolic_operand): Likewise.
2594 (tle_symbolic_operand): Likewise.
2596 2005-05-24 DJ Delorie <dj@redhat.com>
2598 * common.opt (-Wattributes): New. Default true.
2599 * doc/invoke.texi (-Wno-attributes): Document.
2601 * attribs.c (decl_attributes): Move warning control from if() to
2603 * c-common.c (handle_packed_attribute): Likewise.
2604 (handle_nocommon_attribute): Likewise.
2605 (handle_common_attribute): Likewise.
2606 (handle_noreturn_attribute): Likewise.
2607 (handle_noinline_attribute): Likewise.
2608 (handle_always_inline_attribute): Likewise.
2609 (handle_used_attribute): Likewise.
2610 (handle_unused_attribute): Likewise.
2611 (handle_const_attribute): Likewise.
2612 (handle_transparent_union_attribute): Likewise.
2613 (handle_constructor_attribute): Likewise.
2614 (handle_destructor_attribute): Likewise.
2615 (handle_mode_attribute): Likewise.
2616 (handle_alias_attribute): Likewise.
2617 (handle_visibility_attribute): Likewise.
2618 (handle_tls_model_attribute): Likewise.
2619 (handle_malloc_attribute): Likewise.
2620 (handle_returns_twice_attribute): Likewise.
2621 (handle_pure_attribute): Likewise.
2622 (handle_deprecated_attribute): Likewise.
2623 (handle_vector_size_attribute): Likewise.
2624 (handle_nothrow_attribute): Likewise.
2625 (handle_cleanup_attribute): Likewise.
2626 (handle_warn_unused_result_attribute): Likewise.
2627 (handle_sentinel_attribute): Likewise.
2628 * c-decl.c (diagnose_mismatched_decls): Likewise.
2629 (start_decl): Likewise.
2630 (grokdeclarator): Likewise.
2631 (start_function): Likewise.
2632 * c-format.c (check_function_format): Likewise.
2633 * stor-layout.c (place_field): Likewise.
2634 (finalize_record_size): Likewise.
2635 * tree.c (handle_dll_attribute)): Likewise.
2636 * varasm.c (default_assemble_visibility): Likewise.
2637 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2638 (darwin_assemble_visibility): Likewise.
2639 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2640 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2641 (arm_handle_isr_attribute): Likewise.
2642 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2643 (avr_handle_fndecl_attribute): Likewise.
2644 * config/bfin/bfin.c (handle_int_attribute): Likewise.
2645 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2646 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2647 (h8300_handle_eightbit_data_attribute): Likewise.
2648 (h8300_handle_tiny_data_attribute): Likewise.
2649 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2650 (ix86_handle_regparm_attribute): Likewise.
2651 (ix86_handle_struct_attribute): Likewise.
2652 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2653 (i386_pe_encode_section_info): Likewise.
2654 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2655 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2656 (ip2k_handle_fndecl_attribute): Likewise.
2657 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2658 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2659 (m68hc11_handle_fntype_attribute): Likewise.
2660 (m68hc11_encode_section_info): Likewise.
2661 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2662 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2663 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2664 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2665 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2666 (sh_handle_sp_switch_attribute): Likewise.
2667 (sh_handle_trap_exit_attribute): Likewise.
2668 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2669 (sh_symbian_handle_dll_attribute): Likewise.
2670 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2671 (xstormy16_handle_below100_attribute): Likewise.
2672 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2674 * c-common.c (unsigned_conversion_warning): Move warning control
2675 from if() to warning(OPT_*).
2676 (c_common_truthvalue_conversion): Likewise.
2677 (c_do_switch_warnings): Likewise.
2678 * c-decl.c (diagnose_mismatched_decls): Likewise.
2679 (diagnose_mismatched_decls): Likewise.
2680 (define_label): Likewise.
2681 (grokdeclarator): Likewise.
2682 * c-format.c (check_format_info): Likewise.
2683 * c-lex.c (interpret_integer): Likwise.
2684 (lex_string): Likewise.
2685 * c-opts.c (c_common_post_options): Likewise.
2686 * c-parser.c (c_parser_unary_expression): Likewise.
2687 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2688 (handle_pragma_extern_prefix): Likewise.
2689 * c-typeck.c (build_binary_op): Likewise.
2690 * gcse.c (is_too_expensive): Likewise.
2691 * opts.c (decode_options): Likewise.
2692 * stor-layout.c (place_field): Likewise.
2693 * tree-cfg.c (remove_bb): Likewise.
2695 * c.opt (-Wreturn-type): Add Var(warn_return_type).
2696 * flags.h (warn_return_type): Remove.
2697 * toplev.c (warn_return_type): Likewise.
2699 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2701 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
2702 existence of long long and __int64 before determining their size.
2703 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2704 * configure, config.h.in: Regenerate.
2706 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
2708 * configure: Regenerate.
2710 2005-05-24 Ziemowit Laski <zlaski@apple.com>
2712 * c-common.h (objc_comptypes): Remove prototype.
2713 (objc_compare_types): New prototype.
2714 (objc_volatilized_decl): Likewise.
2715 (objc_type_quals_match): Likewise.
2716 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2717 objc_volatilize_decl().
2718 * c-typeck.c (comp_target_types): Remove third parameter; do
2719 not call objc_comptypes().
2720 (comptypes): Remove calls to objc_comptypes().
2721 (build_function_call): Extend compatible prototype check to ObjC.
2722 (build_conditional_expr): Adjust call to comp_target_types().
2723 (convert_for_assignment): Call objc_compare_types() instead of
2724 objc_comptypes(); adjust calls to comp_target_types(); call
2725 objc_type_quals_match() before issuing qualifier mismatch
2727 (build_binary_op): Call objc_compare_types() before issuing
2728 pointer mismatch warnings; adjust calls to
2729 comp_target_types().
2730 * stub-objc.c (objc_comptypes): Remove stub.
2731 (objc_compare_types): New stub.
2732 (objc_volatilized_decl): Likewise.
2733 (objc_type_quals_match): Likewise.
2735 2005-05-24 Paolo Carlini <pcarlini@suse.de>
2737 * config/ia64/ia64intrin.h: Define nothing for C++:
2738 overloaded builtins have been ported to C++.
2740 2005-05-24 Jeff Law <law@redhat.com>
2742 * tree-nested.c (build_addr): New "context" argument. Temporarily
2743 set current_function_decl around the call to build the ADDR_EXPR.
2744 (get_static_chain): Pass proper context to build_addr.
2745 (convert_nl_goto_reference): Likewise.
2746 (convert_tramp_reference): Likewise.
2747 (final_nesting_tree_1): Likewise.
2748 * tree-profile.c (tree_gen_interval_profiler): Likewise.
2749 (tree_gen_pow2_profiler): Likewise.
2750 (tree_gen_one_value_profiler): Likewise.
2751 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2752 * tree.h (build_addr): Update prototype.
2754 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
2756 * tree-flow.h (bb_ann_d): Remove has_escape_site.
2757 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2758 write to has_escape_site.
2760 2005-05-24 Jeff Law <law@redhat.com>
2762 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2763 * tree-cfg.c: Include tree-ssa-propagate.h.
2764 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2767 2005-05-24 Nick Clifton <nickc@redhat.com>
2769 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2770 __NO_FPRS__ when 'f' class registers will not be available.
2772 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2774 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
2776 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
2778 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
2781 2005-05-23 Jeff Law <law@redhat.com>
2783 * tree-ssa-dom.c (cprop_into_stmt): Do not call
2784 recompute_tree_invariant_for_addr_expr here.
2785 (optimize_stmt): Call it here instead and do so if anything
2786 at all has changed in the statement and the RHS is an ADDR_EXPR.
2787 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2788 needed, call recompute_tree_invariant_for_addr_expr.
2789 * tree-ssa-propagate.c (substitute_and_fold): Call
2790 recompute_tree_invariant_for_addr_expr as needed.
2792 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
2794 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2795 saving less registers than the replacement.
2797 2005-05-23 Jan Hubicka <jh@suse.cz>
2799 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2801 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
2803 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2804 * config/sparc/sparc.c (sparc_expand_move): New function.
2805 (sparc_emit_set_const64): Rewrite assert condition on entry.
2806 (legitimate_constant_p) <CONST_VECTOR>: New case.
2807 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2808 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2809 movV64, movtf): Use nonimmediate_operand for the first operand.
2810 Rewrite. Only invoke sparc_expand_move.
2811 * config/sparc/predicates.md (input_operand): Reorder tests.
2813 2005-05-23 Jan Beulich <jbeulich@novell.com>
2815 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2816 missing return statement.
2818 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
2820 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2821 emit_move_insn for moves to TFmode stack slots.
2823 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
2825 * tree-stdarg.c (execute_optimize_stdarg): Handle references
2826 to va_list of the form &va[0].
2828 2005-05-20 Jan Hubicka <jh@suse.cz>
2830 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2831 * genemit.c (main): Make insn-emit to include basic-block.h too.
2833 2005-05-20 Jan Hubicka <jh@suse.cz>
2835 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2837 2005-05-19 Richard Henderson <rth@redhat.com>
2839 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2840 emit_store_conditional): Split out from ...
2841 (alpha_split_atomic_op): ... here.
2842 (alpha_split_compare_and_swap): New; extract from .md file.
2843 (alpha_split_lock_test_and_set): Likewise.
2844 * config/alpha/alpha-protos.h: Update.
2845 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2846 split code into alpha.c.
2847 (sync_lock_test_and_set<I48MODE>): Likewise.
2849 2005-05-19 Richard Henderson <rth@redhat.com>
2851 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2853 2005-05-19 Richard Henderson <rth@redhat.com>
2855 * config/i386/sse.md (mulv4si3): Use all register inputs.
2856 (mulv2di3): Likewise.
2858 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
2860 * tree-ssa-loop-ivopts.c (determine_base_object): Use
2861 build_fold_addr_expr to generate trees of correct type.
2862 Use fold_buildN if possible.
2864 2005-05-19 Jan Hubicka <jh@suse.cz>
2866 * basic-block.h (REG_BR_PROB_BASE): Define.
2867 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
2868 (dump_cgraph_node): Dump count.
2869 (cgraph_clone_edge): Rescale counts.
2870 (cgraph_clone_node): Likewise.
2871 * cgraph.h: Include basic-block.h
2872 (cgraph_node): Add count.
2873 (cgraph_edge): Add count and loop_nest.
2874 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
2876 * cgraphunit.c: Kill now redundant inlining comment.
2877 (cgraph_create_edges): Make static, maintain current basic block;
2879 (record_call_1): Fill in new fields.
2880 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2882 (cgraph_decide_recursive_inlining): Likewise.
2883 * rtl.h (REG_BR_PROB_BASE): Kill.
2884 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
2885 (expand_call_inline): Update call of cgraph_create_edge.
2886 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2888 2005-05-19 Nick Clifton <nickc@redhat.com>
2890 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
2891 new rs6000_explicit_options structure.
2893 2005-05-19 Richard Henderson <rth@redhat.com>
2896 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
2897 TFmode code swapping ...
2898 (alpha_emit_xfloating_compare): ... here.
2899 (alpha_emit_setcc): Update to match.
2900 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
2902 2005-05-19 Richard Henderson <rth@redhat.com>
2905 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
2906 memory indirection in local-dynamic case.
2908 2005-05-18 Jie Zhang <jie.zhang@analog.com>
2909 Bernd Schmidt <bernd.schmidt@analog.com>
2911 * config/bfin/bfin.c (branch_dest): Add comment why it's
2913 * config/bfin/bfin.md (attr "length" default): Change the offset of
2914 forward conditional branch of length 4 from 4096 to 4092.
2916 2005-05-19 Jan Beulich <jbeulich@novell.com>
2918 * unwind-compat.c: Include tconfig.h and tsystem.h.
2919 * unwind-dw2-fde-compat.c: Likewise.
2921 2005-05-18 Richard Henderson <rth@redhat.com>
2924 * ifcvt.c (noce_process_if_block): Avoid conversion when the
2925 memory destination is readonly.
2927 2005-05-18 Richard Henderson <rth@redhat.com>
2930 * tree-ssa-operands.c (opf_non_specific): New.
2931 (get_asm_expr_operands): Set it.
2932 (add_call_clobber_ops, add_call_read_ops): Likewise.
2933 (add_stmt_operand): Test it instead of opf_kill_def when
2934 considering unmodifiable variables.
2936 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
2938 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
2940 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
2941 tree-ssa-forwprop.c: Fix comment typos.
2942 * doc/invoke.texi: Fix a typo.
2944 2005-05-18 Richard Henderson <rth@redhat.com>
2946 * config.gcc (powerpc-*-linux*): Include linux64.opt when
2947 including linux64.h.
2949 2005-05-18 Richard Henderson <rth@redhat.com>
2951 * tree-cfg.c (pass_remove_useless): Revert last change.
2952 * tree-optimize.c (init_tree_optimization_passes): Initialize
2953 all_lowering_passes with PROP_gimple_any.
2955 2005-05-18 Devang Patel <dpatel@apple.com>
2957 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
2960 2005-05-18 Richard Henderson <rth@redhat.com>
2962 * tree-ssa-forwprop.c (cfg_changed): New.
2963 (tidy_after_forward_propagate_addr): New.
2964 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
2965 (forward_propagate_addr_into_variable_array_index): Likewise.
2966 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
2969 2005-05-18 Geoffrey Keating <geoffk@apple.com>
2971 * dummy-checksum.c: New.
2972 * genchecksum.c: New.
2973 * c.opt (print_pch_checksum): New flag.
2974 * c-pch.c (struct c_pch_validity): Make much shorter.
2976 (host_machine): Remove.
2977 (target_machine): Remove.
2978 (get_ident): Change PCH version number.
2979 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
2980 Don't put triplets or version string in PCH validity data.
2981 Do put the compiler checksum in the validity data.
2982 (c_common_valid_pch): Don't check triplets or version string. Do
2984 (c_common_print_pch_checksum): New.
2985 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
2986 Print fingerprint with -v.
2987 * c-common.h (c_common_print_pch_checksum): New.
2988 (executable_checksum): New.
2989 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
2990 (cc1-dummy): New rule.
2991 (cc1-checksum.c): New rule.
2992 (cc1-checksum.o): New rule.
2993 (cc1): Add checksum support.
2994 (build/genchecksum): New.
2995 (build/genchecksum.o): New.
2996 (dummy-checksum.o): New.
2997 (genobjnames): Add genchecksum.o.
2998 (mostlyclean): Remove *-checksum.c.
2999 (gnucompare): Add libgcc to list of directories checked.
3000 Make comparison problems in libgcc/ and with checksum files only
3002 * doc/invoke.texi (Precompiled Headers): Remove caution.
3003 Document that it must be the exact same binary. Add a few
3004 known-safe flags to the list.
3006 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3007 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3008 Check that a memory operand is valid before trying to use it.
3010 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3012 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3014 * tree.c (build1_stat): Don't try to handle two-operand
3017 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3019 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3020 * config/sh/sh.h: Update mask names throughout.
3021 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3022 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3023 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3024 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3025 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3026 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3027 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3028 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3029 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3030 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3031 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3032 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3033 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3034 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3035 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3036 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3037 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3038 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3039 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3040 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3041 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3042 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3043 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3044 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3045 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3046 (SUBTARGET_SWITCHES): Delete.
3047 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3048 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3049 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3050 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3051 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3052 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3053 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3054 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3055 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3056 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3057 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3059 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3060 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3061 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3062 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3063 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3064 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3065 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3066 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3067 (SUPPORT_ANY_SH5): New macros.
3068 (TARGET_NONE): Replace with...
3069 (MASK_ARCH): ...this new macro.
3070 * config/sh/elf.h: Update mask names
3071 * config/sh/linux.h: Likewise.
3072 * config/sh/little.h: Likewise.
3073 * config/sh/netbsd-elf.h: Likewise.
3074 * config/sh/symbian-pre.h: Likewise.
3075 * config/sh/sh.c (sh_handle_option): New function.
3076 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3077 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3078 (sh_target_switches, target_switches): Delete.
3079 (sh_pch_valid_p): Check for specific differences in the target_flags
3081 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3082 * config/sh/sh.opt: New file.
3084 2005-05-18 Richard Henderson <rth@redhat.com>
3087 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3088 small_addr_symbolic_operand.
3090 2005-05-18 Jeff Law <law@redhat.com>
3092 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3093 propagate an ADDR_EXPR if the definition and use sites are
3094 in different EH regions.
3096 2005-05-18 Ian Lance Taylor <ian@airs.com>
3098 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3101 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3103 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3105 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3107 Fix PR tree-optimization/21407
3109 * tree-ssa-operands.c (note_addressable): Change
3110 COMPONENT_REF handling in response to aliasing
3113 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3115 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3116 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3117 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3118 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3119 the default on Solaris too.
3121 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3123 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3126 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3128 * timevar.def (TV_SCEV_CONST): New timevar.
3129 * tree-optimize.c (init_tree_optimization_passes): Add
3131 * tree-pass.h (pass_scev_cprop): Declare.
3132 * tree-scalar-evolution.c (scev_const_prop): New function.
3133 * tree-scalar-evolution.h (scev_const_prop): Declare.
3134 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3136 * tree-cfg.c (replace_uses_by): Export.
3137 * tree-flow.h (replace_uses_by): Declare.
3139 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3140 Mike Stump <mrs@apple.com>
3142 Yet more Objective-C++...
3144 * c-common.h (objc_finish_try_stmt): Add.
3145 (objc_build_synchronized): Add.
3146 (objc_generate_write_barrier): Add.
3147 * stub-objc.c (objc_build_synchronized): Add return value.
3148 (objc_finish_try_stmt): Likewise.
3149 (objc_generate_write_barrier): Add.
3151 * c-common.h (objc_rewrite_function_call): Add.
3152 * c-typeck.c (build_function_call): Allow objc to rewrite
3154 (build_modify_expr): Allow objc to generate write barriers.
3155 * c.opt (Wassign-intercept): Add.
3156 (Wstrict-selector-match): Add.
3157 (fobjc-call-cxx-cdtors): Add.
3158 (fobjc-direct-dispatch): Add.
3160 * dbxout.c (get_lang_number): Add Objective-C++ support.
3161 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3162 (-Wstrict-selector-match): Likewise.
3163 (-fobjc-direct-dispatch): Likewise.
3164 (-Wassign-intercept): Likewise.
3165 (Overall Options): Likewise.
3166 * gengtype.c (get_output_file_with_visibility): Likewise.
3167 * stub-objc.c (objc_rewrite_function_call): Add.
3168 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3170 * c-common.c (flag_objc_exceptions): Remove.
3171 (flag_objc_sjlj_exceptions): Remove.
3172 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3173 that are already ok.
3174 * c-opts.c (c_common_handle_option, case
3175 OPT_fobjc_exceptions): Remove.
3176 (case OPT_fobjc_sjlj_exceptions): Remove
3177 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3178 (fobjc-exceptions): Likewise.
3179 (fobjc-sjlj-exceptions): Likewise.
3180 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3181 (OFFS_ASSIGNIVAR_FAST): Add.
3183 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3185 * config/sparc/sparc.md (movhi): Do not test constness
3186 of operand #1 twice.
3188 (movdi): Unconditionally accept zero as second operand
3189 when the first is memory.
3190 (movdi_insn_sp32): Handle above case.
3191 (DImode splitter): Use predicates.
3192 (DImode splitter): Use const_zero_operand predicate.
3193 (movsf_insn): Swap 2 alternatives.
3195 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3197 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3198 expand_simple_operations to bases of the ivs.
3199 (tree_int_cst_sign_bit): Export.
3200 * tree-flow.h (expand_simple_operations): Declare.
3201 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3202 tree_int_cst_sign_bit.
3203 (expand_simple_operations): Export.
3204 * tree.h (tree_int_cst_sign_bit): Declare.
3206 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3208 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3210 (replace_uses_by): New function.
3211 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3212 * tree-flow.h (fold_stmt_inplace): Declare.
3213 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3214 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3215 info after cfg cleanup.
3217 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3219 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3220 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3223 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3225 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3226 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3227 * timevar.c (timevar_ggc_mem_total): New variable.
3228 (GGC_MEM_BOUND): New constant.
3229 (get_time): Record ggc memory status.
3230 (timevar_accumulate): Accumulate amount of ggc memory.
3231 (timevar_print): Print consumption of ggc memory.
3232 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3233 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3234 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3235 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3236 (timevar_ggc_mem_total): Declare.
3238 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3240 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3243 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3245 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3247 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3248 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3249 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3250 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3251 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3252 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3253 "s<rcond>" and "s<ocond>".
3254 ("b<ocond:code>", "*b<ocond:code>_reversed")
3255 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3256 output statement section.
3258 2005-05-17 Roger Sayle <roger@eyesopen.com>
3260 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3262 2005-05-17 Steven Bosscher <stevenb@suse.de>
3263 Stuart Hastings <stuart@apple.com>
3264 Jan Hubicka <jh@suse.cz>
3265 Dale Johannesen <dalej@apple.com>
3267 * cgraph.h (cgraph_node): Add 'lowered' state.
3268 (cgraph_lower_function): Declare.
3269 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3270 (cgraph_lower_function): New function.
3271 (cgraph_create_edges): Deal with lowered function bodies.
3272 (verify_cgraph_node): Likewise.
3273 (cgraph_analyze_function): Do lowering job.
3274 (cgraph_build_static_cdtor): Likewise.
3275 * function.h (struct function): Add saved_eh and saved_cfg.
3276 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3277 * tree-cfg.c (fold_cond_expr_cond): Export.
3278 * tree-flow.h (fold_cond_expr_cond): Declare.
3279 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3281 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3282 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3283 callee_cfun, block, eh_region, eh_region_offset.
3284 (inlining_p): New predicate.
3285 (remap_decl): Update for new inline_data; declare newly created inline
3286 vars in low gimple way.
3287 (copy_body_r): Update for new datastructure, simplify some of handling
3288 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3289 deal with RESX_EXPRs.
3291 (copy_edges_for_bb): Likewise.
3292 (remap_decl_1): New.
3293 (copy_cfg_body): New.
3294 (copy_generic_body): Rewrite to work on low gimple.
3295 (copy_body): Turn into simple wrapper around copy_cfg_body.
3296 (setup_one_parameter): Insert new statements into given basic block.
3297 (initialize_initialized_parameters): Likewise, reorganize way things are
3299 (declare_return_variable): Update for new inline data datastructure.
3300 (inline_forbidden_p): Work on low gimple.
3301 (estimate_num_insns): Likewise.
3302 (expand_call_inline): Work on CFG.
3303 (push_cfun, pop_cfun): New functions.
3304 (cfun_stack): New stack.
3305 (add_lexical_block): New function.
3306 (gimple_expand_calls_inline): Work on basic block.
3307 (optimize_inline_calls): Likewise.
3308 (clone_body, save_body, unsave_ewpr_now): Update for new
3310 (declare_inline_vars): Work on block instead of bind_expr.
3311 (inlining_p): New predicate.
3312 * tree-inline.h (push_cfun, pop_cfun): Declare.
3313 * tree-optimize.c: Include except.h
3314 (all_lowering_passes): New variable.
3315 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3316 (init_tree_optimization_passes): Move some to all_lowering_passes.
3317 (tree_lowering_passes): New function.
3318 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3319 * tree-pass.h (tree_lowering_passes): Declare
3321 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3323 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3325 2005-05-17 Jeff Law <law@redhat.com>
3327 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3328 * tree-ssa-forwprop.c: Include langhooks.h.
3329 (forward_propagate_addr_expr_into_variable_array_index): New.
3330 (forward_propagate_addr_expr): New.
3331 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3332 the statements in the block instead of just the last statement.
3333 Call forward_propagate_addr_expr as needed.
3334 (pass_forwprop): Update the SSA graph after forward propagation is
3337 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3339 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3340 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3342 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3343 base_from_object, fde_split, end_fde_sort): Likewise.
3344 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3345 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3346 uw_init_context_1): Likewise.
3347 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3348 _Unwind_Resume_or_Rethrow): Likewise.
3349 * unwind-pe.h (__gxx_abort): Do not define.
3350 (size_of_encoded_value, base_of_encoded_value,
3351 read_encoded_value_with_base): Use gcc_unreachable.
3352 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3354 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3356 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3357 (cfi_end): New macros.
3358 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3359 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3360 an eight byte stack frame.
3361 (__NR_tkill): Define.
3362 (__div0): Use gettid tkill on GNU/Linux.
3363 (_arm_return): Add CFI.
3364 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3366 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3368 * configure.ac: Remove spaces around assignment to
3370 * configure: Regenerated.
3372 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3374 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3375 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3377 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3378 Modify aix_struct_return variable, not target_flags.
3379 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3380 (rs6000_return_in_memory): Test aix_struct_return.
3381 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3382 independent variable. Report mxl-compat.
3384 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3386 * config/bfin/bfin.md (eh_return): Add missing DONE.
3388 2005-05-17 Ian Lance Taylor <ian@airs.com>
3390 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3392 (mode_attr_index): Remove check for defined attribute. Remove
3393 infile parameter. Change all callers.
3394 (apply_mode_maps): Add unknown parameter. Change caller. Always
3395 return after finding attribute.
3396 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3398 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3399 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3400 attribute used for a mode.
3402 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3404 * tree-ssa-math-opts.c: New file.
3406 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3408 * tree-ssa-math-opts.c: New file.
3410 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3412 * Makefile.in: Add tree-ssa-math-opts.c.
3413 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3414 * fold-const.c (distribute_real_division): New.
3415 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3416 * tree-pass.h (pass_cse_reciprocals): New.
3417 * tree-optimize.c (init_tree_optimization_passes): Run it.
3418 * doc/passes.texi: Document the new pass.
3420 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3423 * builtins.c (fold_builtin_constant_p): Handle
3424 &"string cst"[0] as constant.
3426 2005-05-17 Richard Henderson <rth@redhat.com>
3428 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3430 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3433 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3434 src2 if src2 has been split.
3436 PR tree-optimization/21610
3437 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3438 returning DECL, call unshare_expr.
3440 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3442 * config/cris/cris.md: Unquote preparation and output statements.
3443 (BWD, WD, BW): New, mode-macros.
3444 (S, s, m, mm, nbitsm1): New, mode-attrs.
3445 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3446 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3448 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3449 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3450 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3452 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3453 ("movdi"): Move misplaced head comment regarding necessity of
3454 movdi from movsi to here.
3455 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3457 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3458 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3459 "*mov_sideqi_biap_mem".
3460 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3462 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3463 "*clear_sidehi_biap" and "*clear_sideqi_biap".
3464 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3465 and "*clear_sideqi".
3466 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3467 "*ext_sidehisi_biap".
3468 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3470 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3471 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3472 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3473 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3474 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3476 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3477 "*op_sidehi_biap" and "*op_sidesi_biap".
3478 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3480 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3481 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3482 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3483 "*op_swap_sidehi" and "*op_swap_sidesi".
3484 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3485 in the N alternative of "subqi3".
3486 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3487 "*extophisi_side_biap".
3488 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3490 ("*extop<mode>si_swap_side_biap"): Replace
3491 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3492 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3493 "*extophisi_swap_side".
3494 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3495 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3497 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3498 "mulqihi3", "mulhisi3" and "mulhisi3".
3499 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3500 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3502 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3503 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3504 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3505 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3506 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3507 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3508 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3509 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3510 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3511 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3512 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3513 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3515 ("abs<mode>2"): Replace "abshi2" and "absqi2".
3516 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3518 ("b<ocond>"): Replace "bgt" and "ble".
3519 ("b<rcond>"): Replace "blt" and "bge".
3520 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3521 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3523 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3525 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3527 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3529 ("s<rcond>"): Replace "sge" and "slt".
3530 ("s<ocond>"): Replace "sgt" and "sle".
3531 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3532 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3533 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3534 clear.w [rx=rx+i] and clear.b [rx=rx+i].
3536 2005-05-17 Jakub Jelinek <jakub@redhat.com>
3538 * varasm.c (struct constant_descriptor_tree): Add hash field.
3539 (const_desc_hash): Just return hash field.
3540 (const_desc_eq): If hash values are different, return 0 immediately.
3541 (output_constant_def): Compute hash field of temporary key, use
3542 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
3543 newly built constant descriptor.
3544 (lookup_constant_def): Compute hash field of temporary key, use
3545 htab_find_with_hash instead of htab_find.
3547 2005-05-16 Richard Henderson <rth@redhat.com>
3549 * config/i386/sse.md (mulv4si3): New.
3551 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3553 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3554 tests for noncanonical versions of reg+constant and
3557 2005-05-16 Richard Henderson <rth@redhat.com>
3558 Steven Bosscher <stevenb@suse.de>
3561 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
3562 maybe_clean_eh_stmt; take old stmt parameter. Update EH
3563 region data structure to match replacement.
3564 * tree-flow.h: Update to match.
3565 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3566 * tree-ssa-dom.c (optimize_stmt): Likewise.
3567 * tree-ssa-pre.c (eliminate): Likewise.
3568 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3570 2005-05-16 Caroline Tice <ctice@apple.com>
3572 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
3573 internal_error with gcc_assert.
3574 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
3575 * function.h (struct function): Remove space between "*" and
3577 * varasm.c (initialize_cold_section_name): Add gcc_assert;
3578 modify to use alloca.
3579 (unlikely_text_section): Add check for flag_function_sections.
3580 (assemble_start_function): Move call to resolve_section, so it
3581 comes before first call to unlikely_text_section.
3582 (assemble_end_function): Add test and call to function_section
3585 2005-05-16 Roger Sayle <roger@eyesopen.com>
3587 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3588 instead of build_binary_op when performing code transformations
3589 to avoid error messages about constructs not it the user's code.
3591 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3593 * tree-ssa-pre.c: Fix a comment typo.
3595 2005-05-16 Richard Henderson <rth@redhat.com>
3598 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3599 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3600 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3601 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3602 add_tprel22): Remove mode from symbolic operand.
3604 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3606 * optc-gen.awk: Include intl.h after the externally-provided files.
3608 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3610 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3611 folding a COND_EXPR_COND in a nondestructive manner.
3613 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
3615 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
3616 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3617 New values for vec_select definitions and bitmask for element
3620 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
3622 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3623 Change the type to VEC(rtx,gc)*.
3624 (mem_loc_descriptor, add_const_value_attributes,
3625 dwarf2out_init): Adjust uses of used_rtx_varray.
3627 * tree-data-ref.c (compute_all_dependences): Change the type
3628 of dependence_relations to VEC(ddr_p,heap)**.
3629 (compute_data_dependences_for_loop): Change the type of
3630 allrelations to VEC(ddr_p,heap)*.
3632 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
3634 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3635 system.h, coretypes.h and tm.h.
3636 (options.o): Update dependencies accordingly.
3637 * optc-gen.awk: Allow header_name to be a list of filenames.
3638 Handle the "Condition" flag.
3639 * opts.h (CL_DISABLED): New flag.
3640 * opts.c (handle_option): Print an error for CL_DISABLED options.
3641 * doc/options.texi: Document the "Condition" option flag.
3643 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
3645 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3647 2005-05-15 Roger Sayle <roger@eyesopen.com>
3649 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3650 check for TREE_OVERFLOW on INTEGER_CST trees.
3651 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3652 CONSTANT_CLASS_P tree nodes.
3654 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
3657 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3659 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
3661 Fix PR tree-optimization/21576
3663 * tree-ssa-pre.c (expression_node_pool): New pool.
3664 (comparison_node_pool): Ditto.
3665 (list_node_pool): Ditto.
3666 (pool_copy_list): New function.
3667 (phi_translate): Handle CALL_EXPR.
3668 (valid_in_set): Ditto.
3669 (create_expression_by_pieces): Ditto.
3670 (insert_into_preds_of_block): Ditto.
3671 (insert_aux): Ditto.
3672 (compute_avail): Ditto.
3673 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3674 (can_value_number_call): New function.
3675 (find_leader): Update comment.
3676 (init_pre): Create new pools.
3677 (fini_pre): Free new pools.
3678 (pass_pre): Add TODO_update_ssa for the future when we are going
3680 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3681 (set_value_handle): Ditto.
3682 (get_value_handle): Ditto.
3684 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
3686 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3688 2005-05-15 Andreas Jaeger <aj@suse.de>
3690 * gcc.c (pfatal_pexecute): Remove unused local function.
3692 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
3694 * optc-gen.awk: Remove excess indentation.
3695 * opth-gen.awk: Likewise.
3697 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
3699 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3700 of basic_block_info. Call init_flow and find_basic_blocks
3701 before dbr_schedule if needed.
3703 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3705 * tree-optimize.c (init_tree_optimization_passes): Move
3706 pass_cd_dce in place of the last pass_dce.
3708 PR tree-optimization/21563
3709 * tree-vrp.c (compare_value): Return boolean_false_node when
3710 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3711 strictly larger than CST.
3713 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
3714 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3716 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3718 (rev_cond_name) Likewise.
3719 (vax_float_literal) Likewise.
3720 * config/vax/vax.md: Likewise.
3722 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
3724 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3725 registers and use them (specifically the stack pointer).
3726 * config/vax/vax.h: Use above defines right here.
3728 * config/vax/vax.c: (override_options) Remove 'register' keyword.
3729 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3730 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3732 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3733 mostly removal of trailing spaces...
3734 * config/vax/vax-modes.def: Remove trailing whitespace.
3736 * config/vax/elf.h: Update whitespace.
3738 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3741 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
3742 * fold-const.c (fold_indirect_ref_1): Avoid removing
3743 NOP_EXPRs with type qualifiers like const.
3745 2005-05-14 Jan Hubicka <jh@suse.cz>
3747 Patch by Richard Henderson:
3748 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3749 Handle RESX expressions properly.
3751 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3752 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3753 (remove_stmt_from_eh_region_fn): Likewise.
3755 * tree-cfg.c (execute_warn_function_return): Break out noreturn
3757 (execute_warn_function_noreturn): ... here.
3758 (pass_warn_function_noreturn): New pass.
3759 * tree-pass.h (pass_warn_function_noreturn): Declare
3760 * tree-optimize.c (init_tree_optimization_passes): Move return
3761 warnings early and add noreturn warnings at place of previous
3764 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3766 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3767 root_var_init, type_var_init): Use VEC instead of VARRAY.
3768 * tree-ssa-live.h (tree_partition_associator_d): Change the
3769 type of trees to VEC(tree,heap)*.
3770 (tpa_tree): Use VEC instead of VARRAY.
3772 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
3774 * fold-const.c (div_if_zero_remainder): New function.
3775 (try_move_mult_to_index): Use it.
3777 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3779 * tree-eh.c (leh_tf_state): Change the type of dest_array to
3781 (maybe_record_in_goto_queue, lower_try_finally_onedest,
3782 lower_try_finally_copy, lower_try_finally_switch,
3783 lower_try_finally): Use VEC instead of VARRAY.
3785 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
3787 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3788 comment regarding defined register classes.
3789 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3791 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
3793 * tree-optimize.c (init_tree_optimization_passes): Move
3794 pass_merge_phi before the first pass_dominator.
3796 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
3798 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3801 2005-05-13 Josh Conner <jconner@apple.com>
3803 * config/arm/arm.c (arm_size_return_regs): New.
3804 (thumb_unexpanded_epilogue): replace in-line calculation
3805 of return registers with call to arm_size_return_regs.
3806 (use_return_insn): Include test of which registers are
3807 being used to hold return values, to accommodate
3808 vector return values.
3810 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
3812 * config/rs6000/sysv4.opt (mlittle): Handle.
3814 * config/rs6000/rs6000.c (rs6000_handle_option): Set
3815 target_flags_explicit when appropriate.
3817 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3819 PR middle-end/20714:
3820 * optabs.c (no_conflict_data): New struct.
3821 (no_conflict_move_test): New function.
3822 (emit_no_conflict_block): Use it.
3824 2005-05-13 Adam Nemet <anemet@lnxw.com>
3826 * doc/invoke.texi (Debugging Options): Option
3827 -fdump-translation-unit only works with C++ now.
3829 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3831 Replace calls to abort in CRIS port.
3832 * config/cris/cris.h (CRIS_ASSERT): New macro.
3833 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3834 internal_error instead of abort.
3835 ("movsi"): Ditto. Unquote preparation statement section.
3836 ("call", "call_value"): Ditto, but use gcc_assert where
3837 appropriate. Tweak comments.
3838 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3840 (cris_op_str): Call internal_error, not abort.
3841 (cris_print_operand): Tweak "abort" reference to "die" in comment.
3842 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3843 (cris_notice_update_cc): Call internal_error, not abort.
3844 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3845 (cris_emit_movem_store, cris_asm_output_symbol_ref)
3846 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3847 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3848 ENABLE_CHECKING-guarded abort call.
3849 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3850 Use internal_error at end of test-chain.
3852 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3854 PR rtl-optimization/20769:
3855 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3856 pattern emitted by expand_nl_goto_receiver.
3858 PR middle-end/20793:
3859 * integrate.c (allocate_initial_values): Update register liveness
3862 2005-05-13 Josh Conner <jconner@apple.com>
3864 * arm.c (arm_return_in_memory): Add handling for vector return types.
3866 2005-05-13 David Ung <davidu@mips.com>
3868 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
3870 * config/mips/mips.c: Add 4km alias.
3871 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
3872 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
3875 2005-05-13 Jan Hubicka <jh@suse.cz>
3877 * c-decl.c (finish_function): Suppress "control reaches end of
3878 non-void function" when "no return statement in function
3879 returning non-void" is issued.
3881 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
3882 * tree-optimize.c (pass_gimple): Kill.
3883 (init_tree_optimization_passes): Kill pass_gimple.
3884 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
3885 * tree-dump.c (dump_files): Rename .generic to .gimple.*
3887 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
3889 PR rtl-optimization/20756:
3890 * basic-block.h (PROP_DEAD_INSN): Define.
3891 * flow.c (propagate_one_insn): Set during mark_set_regs call
3893 (mark_set_1): Emit a clobber when we are about to delete a dead insn
3894 that kills a live register.
3896 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
3898 * config/s390/s390.md: ("DBL"): New mode attribute.
3899 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
3900 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
3901 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
3903 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
3905 * c-format.c (check_format_arg): Handle string literals of
3906 the form &"string"[offset].
3908 * g++.dg/warn/format4.C: New testcase.
3910 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
3912 * config/mips/3000.md, config/mips/4000.md,
3913 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
3914 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
3915 config/mips/generic.md, config/pdp11/pdp11.md,
3916 config/sh/crt1.asm, config/sh/lib1funcs.asm,
3917 config/sh/sh-modes.def, config/sh/sh-protos.h,
3918 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
3920 2005-05-13 Richard Henderson <rth@redhat.com>
3922 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
3923 addition to move unless dest is a register. Do not skip
3924 instantiation in dest on addition simplification.
3926 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
3928 * config/cris/cris.c (cris_print_operand) <case 'H'; case
3929 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
3930 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
3932 2005-05-13 Jan Hubicka <jh@suse.cz>
3934 * basic-block.h (FOR_ALL_BB_FN): New macro.
3935 (init_flow): Initialize cfg structure.
3936 * function.c (allocate_struct_function): Do not initialize cfg structure.
3937 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
3938 (build_tree_cfg): ... here.
3939 * tree-flow.h (init_empty_tree_cfg): Declare.
3941 2005-05-12 Steven Bosscher <stevenb@suse.de>
3943 Fix PR tree-optimization/21520
3944 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
3945 to attempt to fold constants.
3947 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
3949 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
3950 only when TARGET_ADJUST_UNROLL_MAX is defined.
3951 (general_movsrc_operand): Use the C style comment.
3952 (ua_offset): Use prototype.
3954 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
3956 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
3957 (struct hmr_data, hoist_memory_reference, memref_del,
3958 struct fmrv_data): Removed.
3959 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
3960 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
3962 (find_more_ref_vops): Traverse the list of memory references.
3963 (determine_lsm_loop): Work with the list of memory references instead
3964 of traversing the hashtable.
3966 2005-05-12 Steven Bosscher <stevenb@suse.de>
3967 Stuart Hastings <stuart@apple.com>
3968 Jan Hubicka <jh@suse.cz>
3970 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
3971 duplicate_eh_regions): New functions, based on old
3972 implementation removed with RTL inliner.
3973 (reachable_next_level): Modify behaviour pre-inline.
3974 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
3976 * function.h (struct function): Add after_inlining flag.
3977 * tree-optimize.c (tree_rest_of_compilation): Set it.
3978 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
3980 * tree-cfg.c (label_to_block_fn): Deal with cases where
3981 label was never insterted into code.
3983 2005-05-12 Zack Weinberg <zack@codesourcery.com>
3985 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
3987 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
3989 Fix PR tree-optimization/21532
3990 * tree-ssa-pre.c (create_expression_by_pieces): stmt
3991 needs to go onto the inserted_exprs list.
3993 2005-05-12 Ian Lance Taylor <ian@airs.com>
3995 * c-common.h (statement_code_p): Don't declare.
3996 (STATEMENT_CODE_P): Don't define.
3997 (INIT_STATEMENT_CODES): Don't define.
3998 * c-common.c (statement_code_p): Don't define.
4000 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4002 * config/sparc/sparc.h: Remove dead code.
4003 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4004 FIRST_PARM_OFFSET for the size of the register window area.
4005 (emit_save_regs): Rename into emit_save_or_restore_regs.
4006 Add 'action' parameter. Use 4095 as upper bound for the offset.
4007 Pass 'action' to save_or_restore_regs.
4008 (emit_restore_regs): Delete.
4009 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4010 (sparc_expand_epilogue): Likewise.
4011 * config/sparc/sparc.md (mode macro P): Move.
4012 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4013 (mov<V32:mode> expander): Move to the top of the V32 section.
4014 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4015 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4016 (sibcall_epilogue): Move.
4018 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4021 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4022 synthesizing a constant of the difference of two immediates.
4024 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4026 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4027 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4028 the alternatives using integer registers into the appropriate
4031 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4033 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4034 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4035 * bitmap.h: Fixed comments.
4037 2005-05-11 Richard Henderson <rth@redhat.com>
4040 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4041 (ia64_cannot_force_const_mem): New.
4042 (tls_symbolic_operand_type): New.
4043 (ia64_legitimate_constant_p): New.
4044 (ia64_expand_load_address): Return true on success. Improve
4045 checks for when we should not split.
4046 (ia64_expand_tls_address): New addend operand. Distribute it
4047 as appropriate to the tls_kind. Delay referencing gp.
4048 (ia64_expand_move): Split symbolic addend as necessary. Handle
4049 tls symbols with addends.
4050 * config/ia64/ia64-protos.h: Update.
4051 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4052 p0, f0, f1, and r13.
4053 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4054 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4055 (symbolic_operand splitter): Pass everything through
4056 ia64_expand_load_address and FAIL or DONE as appropriate.
4057 (load_fptr): Only accept after reload.
4058 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4059 load_symptr_low, load_ltoff_dtpmod,
4061 (load_dtprel): Only accept tls symbols.
4062 (load_dtprel64, load_dtprel22): Likewise.
4063 (load_tprel, load_tprel64, load_tprel22): Likewise.
4064 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4065 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4066 (add_dtprel14, add_dtprel22): Likewise.
4067 (add_tprel, add_tprel14, add_tprel22): Likewise.
4068 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4069 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4070 (got_symbolic_operand): Check CONST offsets.
4071 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4072 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4073 (move_operand): Don't handle tls here. Check CONST offsets.
4075 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4077 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4078 Remove hilo_operand check.
4079 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4080 * config/mips/predicates.md (hilo_operand): Delete.
4082 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4084 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4086 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4088 PR tree-optimizer/18472
4089 * tree-if-conv.c (tree_if_convert_stmt,
4090 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4092 2005-05-11 Jan Hubicka <jh@suse.cz>
4094 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4095 (GTFILES): add except.h.
4096 * except.c (eh_status): Add throw_stmt_table.
4097 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4098 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4099 lookup_stmt_eh_region_fn): Declare.
4100 (throw_stmt_node): New structure.
4101 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4102 * gengtype.c (open_base_files): Add except.h to inlines.
4103 * tree-eh.c (throw_stmt_node): Kill.
4104 (record_stmt_eh_region): Update.
4105 (add_stmt_to_eh_region_fn): Break out from ...
4106 (add_stmt_to_eh_region): ... here.
4107 (remove_stmt_from_eh_region_fn): Break out from ...
4108 (remove_stmt_from_eh_region): ... here.
4109 (lookup_stmt_eh_region_fn): Break out from ...
4110 (lookup_stmt_eh_region): ... here.
4111 (honor_protect_cleanup_actions): Use build_resx.
4112 (lower_try_finally_onedest): Likewise.
4113 (lower_try_finally_copy): Likewise.
4114 (lower_try_finally_switch): Likewise.
4115 (lower_eh_constructs): Update eh table construction.
4116 * tree.c (build_resx): New.
4117 * tree.h (build_resx): Declare.
4119 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4121 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4124 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4126 * fold-const.c, libgcov.c: Fix comment typos.
4128 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4131 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4133 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4134 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4136 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4138 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4141 * crtstuff.c: Include auto-host.h again, for now.
4143 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4145 * config/mips/24k.md: Remove trailing whitespace.
4147 2005-05-11 David Ung <davidu@mips.com>
4149 * config/mips/mips.md (type): Add imul3.
4150 (length, hazard, may_clobber_hilo): Check for imul3.
4151 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4152 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4153 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4154 for a 3 operand mul and its bypasses.
4155 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4156 * config/mips/4000.md (r4k_imul): Likewise.
4157 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4158 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4159 (vr4130_muldi): Likewise.
4160 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4161 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4162 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4163 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4164 (ir_vr54_imadd_si): Likewise.
4165 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4166 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4167 (rm7_impy_di): Likewise.
4168 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4169 * config/mips/generic.md (generic_imul): Likewise.
4170 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4171 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4173 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4175 PR middle-end/20371:
4176 * tree.h (record_layout_info_s): New member prev_packed.
4177 * stor-layout.c (update_alignment_for_field): Fix comment about
4178 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4179 we start it properly aligned.
4180 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4181 to update_alignment_for_field, and recompute it afterwards using
4182 the alignment of the record.
4183 When a packed bitfield precedes an MS bitfield, don't add padding
4184 at the end of the packed bitfield on behalf of the base type of
4185 the packed bit field.
4186 Don't adjust rli->bitpos at the end
4187 of an MS bitfield run if we already adjusted bitpos/offset for an
4188 alignment as large or larger than the bitfield type size.
4189 Take possible record alignment > BIGGEST_ALIGNMENT into account
4190 when calculating actual_align.
4191 Only put packed buit fields into rli->prev_field if they end up
4193 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4194 Update rli->remaining_in_alignment when we have already started a
4195 run of bit fields and we process a packed bit field.
4197 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4199 * tree-data-ref.c (find_data_references_in_loop): Give up when
4200 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4201 may embed arbitrary side effects.
4202 Remove the assumption that GIMPLE form contains a single array
4203 access per statement.
4204 When the statement contains virtual operands, fail if it is not
4205 a MODIFY_EXPR or a CALL_EXPR.
4206 Return after the dont know node is inserted.
4208 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4210 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4212 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4215 PR tree-optimization/19639
4216 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4217 and generic summands for char* as s * delta, too, folding &a[i]
4218 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4219 for comparison of steps. Convert types for index addition.
4220 (fold_binary): Adjust the callers to always dispatch to
4221 try_move_mult_to_index.
4222 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4223 expr with non-gimple ARRAY_REF offset.
4225 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4227 * fold-const.c (fold_indirect_ref_1): Avoid removing
4228 NOP_EXPRs with type qualifiers like const.
4230 2005-05-11 Richard Henderson <rth@redhat.com>
4233 * c-decl.c (finish_decl): Propagate the completed array type of
4234 a global variable into the binding.
4236 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4238 * Makefile.in (gtype-desc.o, build/genautomata.o)
4239 (build/varray.o): Depend on $(VARRAY_H).
4241 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4243 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4244 optimization passes to do an initial batch of scalar cleanups.
4246 2005-05-10 Ian Lance Taylor <ian@airs.com>
4248 * read-rtl.c (struct macro_traverse_data): Define.
4249 (map_attr_string): New static function, broken out of
4250 apply_macro_to_string.
4251 (mode_attr_index, apply_mode_maps): New static functions.
4252 (apply_macro_to_string): Call map_attr_string.
4253 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4255 (apply_macro_traverse): Expect data to point to a struct
4256 macro_traverse_data.
4257 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4258 to pass data through htab_traverse.
4259 (read_rtx_1): Add mode_maps parameter. Change all callers.
4260 Handle mode names which are attribute strings.
4261 * doc/md.texi (Substitutions): Rename from String Substitutions.
4262 Change references. Document using attributes as modes.
4264 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4266 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4267 * tree-optimize.c (init_tree_optimization_passes) Swap
4268 pass_ch and pass_profile.
4269 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4270 here. Remove rewrite_into_loop_closed_ssa call.
4272 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4274 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4276 (legitimate_reload_constant_p): Add check for const double zero.
4277 * config/s390/s390.md: Add comment for constraint letter 'G'.
4278 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4279 attributes for new case.
4280 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4281 s390_const_double_ok_for_constraint_p.
4282 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4285 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4287 PR tree-optimization/21170
4288 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4289 rewrite_ssa_into_ssa in comments with update_ssa.
4291 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4293 * tree-ssa-loop-im.c: Include hashtab.h.
4294 (struct mem_ref_loc): New.
4295 (struct mem_ref): Describe the set of references with the same
4297 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4298 maybe_queue_var, fem_single_reachable_address,
4299 for_each_memref, single_reachable_address,
4300 is_call_clobbered_ref, determine_lsm_reg): Removed.
4301 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4302 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4303 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4305 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4306 (determine_lsm_loop): Rewritten.
4307 (determine_lsm): Do not set stmt uids.
4309 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4311 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4314 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4316 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4317 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4318 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4320 2005-05-10 Jeff Law <law@redhat.com>
4322 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4323 thread_across_edge for any abnormal edges.
4325 2005-05-10 Richard Henderson <rth@redhat.com>
4327 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4328 * config/ia64/ia64-protos.h: Declare it.
4329 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4330 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4331 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4332 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4333 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4334 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4335 extend result; use release semantics.
4336 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4337 (sync_val_compare_and_swap_<IMODE>): Update to match.
4339 2005-05-10 Richard Henderson <rth@redhat.com>
4341 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4342 before comparing it for success.
4344 2005-05-10 Richard Henderson <rth@redhat.com>
4346 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4347 no return value pattern.
4349 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4350 H.J. Lu <hongjiu.lu@intel.com>
4352 * libgcov.c (create_file_directory): New function. Create
4353 directory for the given file name.
4354 (gcov_max_filename): New static var. Keeps size of the longest
4356 (gcov_exit): Always try to create directory for output
4357 file. Relocate each filename basing on environment vars.
4358 (__gcov_init): Remember the longest file name.
4359 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4360 * doc/gcov.texi (Cross-profiling): New node documenting
4361 cross-profiling management.
4362 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4364 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4366 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4367 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4369 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4371 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4372 case code to avoid one move instruction.
4373 (__umodsi3, __modsi3): Merge duplicated code sequences.
4375 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4377 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4378 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4379 * doc/invoke.texi: Fix typos.
4381 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4382 init_data_ref, access_functions_are_affine_or_constant_p,
4383 free_data_refs): Use VEC instead of VARRAY.
4384 * tree-data-ref.h (data_reference): Change the type of
4385 access_fns to VEC(tree,gc)*.
4386 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4388 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4391 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4392 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4393 (contains_label_1, contains_label_p): New functions for checking
4394 labels in a sub-tree.
4396 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4399 * c-decl.c (pushdecl): When there is a declaration in the current
4400 scope and the declarations are external linkage, check for
4401 compatibility with the type in the external scope and update the
4402 type in the external scope with the composite type information.
4403 Do not form a composite type of the new type and the visible type
4404 if they are incompatible.
4406 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4408 * crtstuff.c: Revert part of 2005-05-08 Change.
4409 (IN_LIBGCC2): Define.
4411 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4413 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4414 remove redundant test.
4415 (fp_mov_p): Accept 0.
4416 (fp_high_losum_p): Remove redundant test.
4417 * config/sparc/predicates.md (const_high_operand): Explicitly test
4418 (not small_int_operand).
4419 (fp_const_high_losum_operand): New.
4420 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4421 (movdi_insn_sp32_v9): Use canonical predicates.
4422 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4423 (movdi_insn_sp64_novis): Delete.
4424 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4425 (movsf_insn_novis): Delete.
4426 (movsf_insn_vis): Rename into movsf_insn.
4427 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4428 (movsf_lo_sum): Use fp_const_high_losum_operand.
4429 (movsf_high): Likewise.
4430 (movsf_high_losum splitter): Likewise.
4431 (mov<V32:mode> expander): Use register_or_zero_operand.
4432 (mov<V64:mode> expander): Likewise.
4433 (movdf_insn_sp32): Use register_or_zero_operand.
4434 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4435 Rename into movdf_insn_sp32_no_fpu.
4436 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4437 Rename into movdf_insn_sp32_v9_no_fpu.
4438 (movdf_insn_v9only_novis): Delete.
4439 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4440 (movdf_insn_sp64_novis): Delete.
4441 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4442 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4443 Rename into movdf_insn_sp64_no_fpu.
4444 (movtf expander): Use register_or_zero_operand.
4445 (movtf_insn_sp32): Delete.
4446 (movtf_insn_vis_sp32): Use register_or_zero_operand.
4447 Rename into movtf_insn_sp32.
4448 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4449 Rename into movtf_insn_sp32_no_fpu.
4450 (movtf_insn_hq_sp64): Delete.
4451 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4452 Rename into movtf_insn_sp64_hq.
4453 (movtf_insn_sp64): Delete.
4454 (movtf_insn_vis_sp64): Use register_or_zero_operand.
4455 Rename into movtf_insn_sp64.
4456 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4457 Rename into movtf_insn_sp64_no_fpu.
4459 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4461 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4462 gcc_assert and gcc_unreachable as appropriate.
4463 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4464 xstormy16_output_cbranch_si, xstormy16_split_move,
4465 xstormy16_initial_elimination_offset,
4466 xstormy16_encode_section_info, xstormy16_print_operand_address,
4467 xstormy16_expand_call, xstormy16_expand_arith,
4468 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4470 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4472 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4473 const_copies to VEC(tree,heap)*.
4474 (new_elim_graph, delete_elim_graph, elim_graph_size,
4475 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4478 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4481 * doc/extend.texi (Type Attributes): Correct example syntax.
4483 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
4486 * doc/invoke.texi (-Wuninitialized): Update documentation.
4488 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4490 * arm.c (const_ok_for_arm): Use a faster algorithm.
4492 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4495 * config/rs6000/rs6000.md (add_op2): New.
4496 (add<mode>3): Use it.
4498 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
4500 * arm.c (arm_gen_constant): Add new heuristic for generating
4501 constant integers that can be expressed as the difference of two
4504 2005-05-09 Roger Sayle <roger@eyesopen.com>
4506 * c-tree.h (parser_build_unary_op): New prototype.
4507 * c-typeck.c (parser_build_unary_op): New function to construct
4508 a unary operation in the C parser.
4509 * c-parser.c (c_parser_unary_expression): Use the new function
4510 parser_build_unary_op when appropriate.
4512 2005-05-09 Mark Mitchell <mark@codesourcery.com>
4515 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4516 before outputting DWARF_FRAME_RETURN_COLUMN.
4518 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4520 * config/s390/s390.c: (s390_branch_condition_mask,
4521 s390_branch_condition_mnemonic, s390_extra_constraint_str,
4522 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4523 legitimize_pic_address, s390_emit_tls_call_insn,
4524 legitimize_tls_address, legitimize_tls_address,
4525 s390_expand_addcc, print_shift_count_operand, print_operand,
4526 addr_generation_dependency_p, annotate_constant_pool_refs,
4527 s390_split_branches, find_constant_pool_ref,
4528 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4529 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4530 s390_output_pool_entry, s390_function_value,
4531 s390_call_saved_register_used, s390_emit_call): Replace
4532 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4533 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4534 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4535 get_some_local_dynamic_name, s390_function_arg_size,
4536 s390_function_arg_advance, s390_function_arg,
4537 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4538 default case by gcc_unreachable.
4539 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4540 conditional abort by gcc_assert.
4541 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4542 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4544 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4546 * config/s390/s390.c: (s390_decompose_address,
4547 tls_symbolic_operand, legitimate_pic_operand_p,
4548 legitimate_constant_p, legitimate_reload_constant_p,
4549 s390_expand_plus_operand, legitimate_address_p,
4550 legitimate_la_operand_p, ): Remove 'register' from signature.
4551 (symbolic_reference_mentioned_p,
4552 tls_symbolic_reference_mentioned_p): Remove 'register' from local
4553 variable declarations.
4554 (legitimize_address): Remove 'register' from
4555 signature and local variable declarations.
4557 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4559 * config/s390/s390-protos.h: (s390_match_ccmode,
4560 s390_match_ccmode_set, reg_used_in_mem_p,
4561 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4562 legitimate_la_operand_p, preferred_la_operand_p,
4563 s390_short_displacement, addr_generation_dependency_p,
4564 legitimate_reload_constant_p, legitimate_address_p): Change return type
4566 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4567 * config/s390/s390.c: (s390_match_ccmode,
4568 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4569 legitimate_reload_constant_p): Change return type into 'bool'.
4570 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4571 Likewise. Additionally adapted comment.
4572 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4573 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4574 (s390_decompose_address): Change the type of the internal flags
4575 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4576 (struct s390_address): Change type of "pointer" into bool.
4577 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4578 Adapt calls for 's390_tm_ccmode' to the new signature.
4580 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4582 * config/s390/s390.c: (s390_match_ccmode_set,
4583 s390_branch_condition_mnemonic, s390_short_displacement,
4584 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4585 print_shift_count_operand, get_some_local_dynamic_name,
4586 get_some_local_dynamic_name_1, reg_used_in_mem_p,
4587 addr_generation_dependency_p, s390_split_branches,
4588 annotate_constant_pool_refs, find_constant_pool_ref,
4589 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4590 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4591 s390_register_info, s390_frame_info, s390_init_frame_layout,
4592 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4593 restore_gprs, s390_function_arg_size, s390_function_arg_float,
4594 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4595 s390_encode_section_info, s390_cannot_force_const_mem,
4596 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4597 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4598 s390_adjust_priority, s390_issue_rate,
4599 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4600 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4601 s390_build_builtin_va_list, s390_gimplify_va_arg,
4602 s390_function_ok_for_sibcall, s390_call_saved_register_used,
4603 s390_pass_by_reference, s390_fixed_condition_code_regs,
4604 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4605 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4606 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4607 s390_add_pool_insn, s390_find_pool, s390_add_constant,
4608 s390_find_constant, s390_add_execute, s390_find_execute,
4609 s390_execute_label, s390_execute_target, s390_dump_pool,
4610 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4611 Move target macro definitions to the end of the file. Move several
4612 functions within the file to assure correct compiling.
4614 2005-05-09 Steven Bosscher <stevenb@suse.de>
4616 * calls.c (purge_reg_equiv_notes): Remove, fold into...
4617 (fixup_tail_calls): ...here. Only look at insns between the
4618 start of the function and the FUNCTION_BEG insn note.
4620 * gcse.c (one_cprop_pass): Fix typos in dumps.
4622 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4624 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4626 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4627 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4628 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4629 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4631 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4632 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4633 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4636 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4638 * config/s390/s390.md: ("gf") New mode attribute.
4639 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4640 "fixuns_truncsfsi2"): Merge.
4641 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4642 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4643 "fix_truncsfsi2_ieee"): Merge.
4645 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4647 * config/s390/s390.md: ("FPR") New mode macro.
4648 ("de", "dee"): New mode attributes.
4649 ("cmpdf", "cmpsf"): Merge.
4650 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4651 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4652 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4653 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4654 ("floatdidf2", "floatdisf2"): Merge.
4655 ("adddf3", "addsf3"): Merge.
4656 ("*adddf3", "*addsf3"): Merge.
4657 ("*adddf3_cc", "*addsf3_cc"): Merge.
4658 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4659 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4660 ("subdf3", "subsf3"): Merge.
4661 ("*subdf3", "*subsf3"): Merge.
4662 ("*subdf3_cc", "*subsf3_cc"): Merge.
4663 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4664 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4665 ("muldf3", "mulsf3"): Merge.
4666 ("*muldf3", "*mulsf3" "): Merge.
4667 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4668 ("*fmadddf", "*fmaddsf"): Merge.
4669 ("*fmsubdf", "*fmsubsf"): Merge.
4670 ("divdf3", "divsf3"): Merge.
4671 ("*divdf3", "*divsf3"): Merge.
4672 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4673 ("negdf2", "negsf2"): Merge.
4674 ("*negdf2_cc", "*negsf2_cc"): Merge.
4675 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4676 ("*negdf2", "*negsf2"): Merge.
4677 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4678 ("absdf2", "abssf2"): Merge.
4679 ("*absdf2_cc", "*abssf2_cc"): Merge.
4680 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4681 ("*absdf2", "*abssf2"): Merge.
4682 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4683 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4684 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4685 ("*negabsdf2", "*negabssf2"): Merge.
4686 ("sqrtdf2", "sqrtsf2"): Merge.
4688 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4690 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4692 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4693 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4694 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4695 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4697 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4698 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4699 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4700 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4701 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4702 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4703 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4704 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4705 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4706 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4707 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4708 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4709 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4710 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4711 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4712 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4714 ("*divsf3"): Additionally rename second pattern to
4716 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4717 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4718 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4719 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4720 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4721 'type values' and rename 'type' value.
4722 ("*addsf3"): Additionally rename second pattern to
4725 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4727 * config/s390/s390.md: ("SHIFT"): New mode macro.
4728 ("lr", "shift"): New mode attributes.
4729 ("ashldi3", "lshrdi3"): Merge.
4730 ("*ashldi3_31", "*lshrdi3"_31): Merge.
4731 ("*ashldi3_64", "*lshrdi3"_64): Merge.
4732 ("ashlsi3", "lshrsi3"): Merge.
4734 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4736 * config/s390/s390.md: ("DSI", "SCOND"): New mode
4738 ("E", "g"): New mode attributes.
4739 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4740 ("*adddi3_alc", "*addsi3_alc"): Merge.
4741 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4742 ("*subdi3_slb", "*subsi3_slb"): Merge.
4743 ("adddicc", "addsicc"): Merge.
4744 ("*sconddi", "*scondsi"): Merge.
4745 ("*sconddi_neg", "*scondsi_neg"): Merge.
4746 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4747 ("negdi2", "negsi2"): Extract expander pattern from
4748 "negsi2" and merge with "negdi2".
4749 ("*negdi2"): Merge with instruction pattern of "negsi2".
4750 ("*negdi2_cc", "*negsi2_cc"): Merge.
4751 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4752 ("rotldi3", "rotlsi3"): Merge.
4754 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4756 * config/s390/s390.md: ("hc"): New mode attribute.
4757 ("extendhidi2", "extendqidi2"): Merge.
4758 ("*extendhidi2", "*extendqidi2"): Merge.
4759 ("extendhisi2", "extendqisi2"): Merge.
4760 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4761 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4762 Merged 2 define_split.
4763 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4764 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4766 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4768 * config/s390/s390.md: ("COMPARE"): New mode macro.
4769 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4770 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4771 "bungt", "bunle", "bunge", "bltgt"): Merge.
4773 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4775 * config/s390/s390.md: ("INT"): New mode macro.
4776 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4779 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4781 * config/s390/s390.md: ("GPR", "P"): New mode macros.
4782 ("cmpdi", "cmpsi"): Merge.
4783 ("strlendi", "strlensi"): Merge.
4784 ("*strlendi", "*strlensi"): Merge.
4785 ("movmemdi", "movmemsi"): Merge.
4786 ("clrmemdi", "clrmemsi"): Merge.
4788 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
4790 * config/s390/s390.md: ("HQI"): New mode macro.
4791 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4792 ("*tmhi_full", "*tmqi_full"): Merge.
4793 ("*tsthiCCT", "*tstqiCCT"): Merge.
4794 ("*tsthi", "*tstqi"): Merge.
4795 ("*tsthi_cconly", "tstqi_cconly"): Merge.
4796 ("*sethighhisi", "*sethighqisi"): Merge.
4798 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4800 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4801 config/alpha/unicosmk.h, config/arc/arc.md,
4802 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4803 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4804 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4805 config/arm/semi.h, config/arm/uclinux-elf.h,
4806 config/arm/wince-pe.h, config/fr30/fr30.c,
4807 config/rs6000/altivec.h: Update copyright.
4809 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4811 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4812 gcc_assert and gcc_unreachable as appropriate.
4813 (pdp11_output_function_epilogue, output_move_double,
4814 output_move_quad, print_operand_address, output_jump,
4815 output_addr_const_pdp11): Likewise.
4816 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4817 ASM_OUTPUT_ALIGN): Likewise.
4818 * config/pdp11/pdp11.md: Likewise.
4819 (extendhisi2, subhi3, subqi3): Likewise.
4821 2005-05-09 David Edelsohn <edelsohn@gnu.org>
4824 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4827 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
4829 * config/ia64/ia64.c: Fix a comment typo.
4831 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
4834 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4835 (arm_override_options): Use them instead of manifest constants. Don't
4836 allow -march to override the -mtune setting.
4838 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4840 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4841 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4842 (function_arg_advance, function_arg, save_restore_insns,
4843 iq2000_expand_prologue, iq2000_output_conditional_branch,
4844 expand_one_builtin, print_operand):
4845 * config/iq2000/iq2000.md (tablejump): Likewise.
4847 2005-05-09 David Ung <davidu@mips.com>
4849 * config/mips/mips.h (processor_type): Add names for the 24K.
4850 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4852 * config/mips/mips.md (cnv_mode): New attribute for recording the
4853 conversion types of float convert insns.
4854 (cpu): Add 24k and 24kx.
4855 (include): Include 24k.md file.
4856 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4857 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4858 (floatdisf2): Setup cnv_mode.
4859 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
4861 * config/mips/24k.md: New file, contains 24k DFA pipeline
4864 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
4866 * config/sh/sh.c (print_operand_address): Use gcc_assert and
4867 gcc_unreachable as appropriate.
4868 (print_operand, prepare_move_operands, prepare_scc_operands,
4869 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
4870 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
4871 fixup_mova, gen_far_branch, sh_reorg, split_branches,
4872 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
4873 sh_set_return_address, sh_setup_incoming_varargs,
4874 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
4875 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
4876 check_use_sfunc_addr): Likewise.
4877 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
4878 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
4879 * config/sh/symbian.c (sh_symbian_mark_dllexport,
4880 sh_symbian_mark_dllimport): Likewise.
4881 * config/sh/sh.md: Likewise.
4882 (movdicc, call_pop, call_value_pop, casesi_worker_1,
4883 casesi_worker_2, casesi_shift_media, casesi_load_media,
4884 return_media): Likewise.
4886 2005-05-08 Roger Sayle <roger@eyesopen.com>
4889 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4892 2005-05-08 Richard Henderson <rth@redhat.com>
4894 * config/alpha/alpha.c (adjust_address): Fix typo last change.
4896 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4898 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
4899 and -1 can happen in reg_renumber when no hard register is assigned.
4901 2005-05-08 Steven Bosscher <stevenb@suse.de>
4902 Kazu Hirata <kazu@cs.umass.edu>
4904 PR tree-optimization/14841, tree-optimization/15838
4905 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
4906 (evaluate_stmt): Call it.
4908 2005-05-08 Jakub Jelinek <jakub@redhat.com>
4910 * config/ia64/ia64.c (ia64_override_options): Don't set
4911 ia64_flag_var_tracking and clear flag_var_tracking here...
4912 (ia64_file_start): ... but here.
4914 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4916 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
4917 and gcc_unreachable as appropriate.
4918 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
4919 m68hc11_gen_highpart, print_operand, print_operand_address,
4920 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
4921 m68hc11_gen_movhi): Likewise.
4922 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
4923 * config/m68hc11/m68hc11.md: Reword comment.
4925 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4928 * config/m68hc11/predicates.md (splitable_operand): An immediate is
4931 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4933 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
4934 the 68HC12 address indirect addressing mode as it is not supported by
4936 * config/m68hc11/m68hc11-protos.h
4937 (m68hc11_valid_addressing_p): Declare.
4938 (m68hc11_add_mode): Declare.
4939 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
4940 register_indirect_p and export it.
4941 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
4942 instruction so that it is part of the good BB.
4943 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
4944 addressing with movw.
4945 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
4947 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
4948 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
4949 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
4951 ("*movhi_68hc12"): Handle movhi_const0.
4952 ("*subhi3", "subqi3"): Use general_operand for operand 1.
4953 ("*subhi3_zext"): Likewise.
4955 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4958 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
4959 operand 1 and fix constraints.
4960 ("mulqihi3"): Use general_operand for operand 2.
4962 2005-05-08 Julian Brown <julian@codesourcery.com>
4963 H.J. Lu <hongjiu.lu@intel.com>
4964 Paul Brook <paul@codesourcery.com>
4966 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
4967 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
4968 20050308/2.16.0 or newer for comdat group.
4969 * configure: Regenerated.
4970 * config.in: Regenerated.
4971 * varasm.c (default_function_rodata_section): Put .rodata section in
4972 COMDAT group when necessary.
4973 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
4975 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4978 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
4980 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4982 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
4983 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
4984 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
4985 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4987 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
4990 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
4991 64-bit constants on 64-bit hosts.
4992 (m68hc11_split_logical): Simplify.
4993 (m68hc11_split_move): Likewise.
4995 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
4996 Paolo Bonzini <bonzini@gnu.org>
4998 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
4999 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5000 * configure.ac (enable_checking): Fix typos in runtime_checking.
5001 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5002 (xm_file): Prepend auto-host.h
5003 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5004 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5006 * crtstuff.c: Do not include auto-host.h.
5007 (IN_LIBGCC2): Do not define.
5008 * gcov-io.h: Include tconfig.h, not auto-host.h.
5009 * libgcc2.c: Do not include auto-host.h.
5010 (abort): Do not undefine.
5011 * libgcov.c: Remove unneeded comment about config.h.
5012 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5013 * config.in, configure: Regenerated.
5015 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5016 Falk Hueffner <falk@debian.org>
5018 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5019 and gcc_unreachable as appropriate.
5020 (get_aligned_mem, get_unaligned_address,
5021 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5022 alpha_emit_setcc, alpha_emit_conditional_move,
5023 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5024 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5025 alpha_expand_unaligned_load, alpha_expand_block_move,
5026 alpha_expand_zap_mask, get_trap_mode_suffix,
5027 get_round_mode_suffix, get_some_local_dynamic_name,
5028 print_operand_address, function_arg, alpha_return_in_memory,
5029 function_value, alpha_expand_builtin,
5030 alpha_initial_elimination_offset, alpha_expand_epilogue,
5031 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5032 alphaev5_next_group, alpha_align_insns,
5033 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5034 unicosmk_ssib_name): Likewise.
5035 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5036 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5037 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5038 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5039 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5040 * config/alpha/alpha.md (*divmodsi_internal_er,
5041 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5042 call_nt, call_umk, call_vms, call_value, sibcall_value,
5043 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5044 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5045 * config/alpha/predicates.md (input_operand): Likewise.
5047 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5049 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5050 gcc_unreachable, as appropriate.
5051 (frv_function_prologue, frv_alloc_temp_reg,
5052 frv_initial_elimination_offset, frv_expand_block_move,
5053 frv_expand_block_clear, frv_print_operand_jump_hint,
5054 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5055 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5056 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5057 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5058 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5059 frv_in_small_data_p, frv_asm_out_constructor,
5060 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5061 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5062 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5063 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5064 sibcall_value, casesi): Likewise.
5066 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5067 gcc_unreachable as appropriate.
5068 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5069 expand_epilogue, notice_update_cc, initial_offset,
5070 mn10300_address_cost_1): Likewise.
5071 * config/mn10300/mn10300.md: Likewise.
5072 (absdf2, abssf2, negdf2, negsf2): Likewise.
5074 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5077 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5079 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5080 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5081 including sunge_<mode> and sungt_<mode>.
5083 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5085 * integrate.h (get_hard_reg_initial_val): Change type of register
5086 parameter from int to unsigned int.
5087 (has_hard_reg_initial_val): Likewise.
5088 * integrate.c (get_hard_reg_initial_val): Likewise.
5089 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5091 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5093 * except.c (eh_status): Change the type of ttype_data to
5095 (add_ttypes_entry, assign_filter_values,
5096 output_function_exception_table): Use VEC instead of VARRAY.
5098 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5100 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5102 2005-05-07 Paul Brook <paul@codesourcery.com>
5104 * Makefile.in: Fix dependencies.
5105 (GCOV_IO_H, VARRAY_H): Set.
5107 2005-05-07 Anthony Green <green@redhat.com>
5110 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5111 x$STMP_FIXPROTO test.
5112 * configure: Rebuilt.
5114 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5116 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5117 inappropriate feature test macros if flag_iso.
5119 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5121 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5123 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5126 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5127 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5128 Handle moved operand being in special register.
5129 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5130 presumed working insn.
5131 (mover2side): Add FIXME.
5133 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5135 * integrate.c (get_func_hard_reg_initial_val): Delete.
5136 (has_func_hard_reg_initial_val): Delete.
5137 (get_hard_reg_initial_val): Inline the old implementation of
5138 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5139 instead of has_func_hard_reg_initial_val to test for an existing
5140 pseudo. Only create an rtx if a new initial value entry is needed.
5141 (has_hard_reg_initial_val): Scan the initial value list directly.
5142 Don't create an rtx.
5144 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5146 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5148 * config.in (HAVE_AS_POPCNTB): New.
5149 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5150 (HAVE_AS_POPCNTB): New.
5151 * configure: Regenerated.
5152 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5153 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5154 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5155 and rs6000_sched_costly_dep.
5156 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5157 (TARGET_XL_COMPAT): Delete.
5158 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5159 (popcount<mode>2): New.
5160 (popcntb<mode>2): New.
5161 * config/rs6000/rs6000.opt (mpopcntb): New.
5163 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5164 if variable name exists.
5166 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5168 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5170 2005-05-07 Richard Henderson <rth@redhat.com>
5173 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5174 with constant offsets.
5176 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5178 * config/v850/v850.c (print_operand): Use gcc_assert and
5179 gcc_unreachable, as appropriate.
5180 (print_operand_address, v850_handle_data_area_attribute,
5181 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5182 v850_insert_attributes, construct_prepare_instruction): Likewise.
5183 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5184 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5186 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5188 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5189 config/rs6000/rs6000.h: Fix comment typos.
5191 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5193 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5194 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5195 (mips_scalar_mode_supported_p): Delete.
5197 2005-05-06 Eric Christopher <echristo@redhat.com>
5199 * config/mips/mips.opt: Remove -mint64 option.
5200 * config/mips/mips.c (override_options): Remove -mint64
5202 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5203 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5204 64-bit integer handling.
5205 * doc/invoke.texi (Option Summary): Remove -mint64 for
5208 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5210 PR tree-optimization/19401
5211 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5212 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5213 (estimated_unrolled_size): New function.
5214 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5215 tree_unroll_loops_completely): Always unroll loops if the code size
5217 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5218 loops should be unrolled completely.
5219 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5221 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5223 PR rtl-optimization/21254
5224 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5225 assumptions for loops that otherwise do not roll.
5226 (find_simple_exit): Prefer # of iterations that is guaranteed
5228 * loop-unroll.c (decide_peel_once_rolling,
5229 decide_peel_completely): Check whether the loop is infinite.
5231 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5233 * config/rs6000/sysv4.opt: Fix typo.
5235 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5236 Jakub Jelinek <jakub@redhat.com>
5239 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5240 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5241 Don't use rep; movs{l,q} if the repetition count is really small,
5242 instead use a sequence of movs{l,q} instructions.
5244 2005-05-06 Jeff Law <law@redhat.com>
5246 PR tree-optimization/21380
5247 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5248 thread through a block with no preds.
5250 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5252 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5253 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5254 add_call_read_ops): Use VEC instead of VARRAY.
5256 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5258 * config/mcore/mcore.c (mcore_print_operand_address): Use
5259 gcc_assert and gcc_unreachable as appropriate.
5260 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5261 mcore_output_andn, output_inline_const, mcore_output_move,
5262 mcore_output_movedouble, mcore_expand_block_move,
5263 layout_mcore_frame, mcore_initial_elimination_offset,
5264 mcore_expand_prolog, mcore_mark_dllexport,
5265 mcore_mark_dllimport): Likewise.
5266 * config/mcore/mcore.h (switch_to_section): Likewise.
5267 * config/mcore/mcore.md: Likewise.
5269 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5271 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5272 TARGET_PROFILE_KERNEL.
5274 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5275 TARGET_PROFILE_KERNEL use.
5277 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5279 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5280 and gcc_unreachable, as appropriate.
5281 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5282 m32r_expand_prologue, m32r_output_function_epilogue,
5283 m32r_legitimize_pic_address, m32r_print_operand_address,
5284 emit_cond_move, m32r_function_symbol,
5285 m32r_output_block_move): Likewise.
5286 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5287 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5288 *rev_zero_branch_insn): Likewise.
5290 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5293 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5294 if both NEWDECL and OLDDECL are already weak.
5296 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5298 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5300 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5301 Kaz Kojima <kkojima@gcc.gnu.org>
5303 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5306 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5307 David Edelsohn <edelsohn@gnu.org>
5309 * config.gcc: Add .opt magic for the rs6000 ports.
5311 * doc/invoke.texi: Document -mabi= option properly. Document
5312 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5313 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5316 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5317 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5320 * config/rs6000/aix.opt: New.
5321 * config/rs6000/aix41.opt: New.
5322 * config/rs6000/aix64.opt: New.
5323 * config/rs6000/darwin.opt: New.
5324 * config/rs6000/linux64.opt: New.
5325 * config/rs6000/rs6000.opt: New.
5326 * config/rs6000/sysv4.opt: New.
5328 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5329 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5331 Define TARGET_USES_SYSV4_OPT.
5332 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5333 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5334 TARGET_USES_AIX64_OPT.
5335 * config/rs6000/aix51.h: Same.
5336 * config/rs6000/aix52.h: Same.
5337 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5338 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5339 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5340 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5341 * config/rs6000/linux64.h: Use
5342 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5344 * config/rs6000/rs6000.c: Remove definitions of
5345 rs6000_sched_restricted_insns_priority,
5346 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5347 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5348 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5349 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5350 rs6000_alignment_string. Define rs6000_explicit_options.
5351 (rs6000_parse_abi_options): Remove.
5352 (rs6000_parse_alignment_option): Remove.
5353 (rs6000_parse_float_gprs_option): Remove.
5354 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5355 TARGET_DEFAULT_TARGET_FLAGS.
5356 (rs6000_override_options): Revamp to use new .opt machinery.
5358 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5359 of new .opt machinery. Remove target_flags. Redefine
5360 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5361 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5362 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5363 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5364 rs6000_longcall_switch, rs6000_default_long_calls,
5365 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5366 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5367 TARGET_ALTIVEC_VRSAVE.
5369 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5371 * config.gcc (hppa1.1-*-rtems*): Remove.
5372 * config/pa/rtems.h: Remove.
5374 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5376 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5377 Exclude roe/603e multilib variants.
5379 2005-05-04 Denis Chertykov <denisc@overta.ru>
5382 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5385 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5387 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5388 arm/pe.opt to $extra_options.
5389 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5390 (target_float_abi_name, target_float_switch, target_abi_name)
5391 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5392 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5393 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5394 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5395 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5396 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5397 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5398 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5399 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5400 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5401 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5402 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5403 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5404 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5405 (arm_pic_register_string): Delete.
5406 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5408 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5409 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5410 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5411 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5412 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5413 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5414 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5415 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5416 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5417 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5418 (SUBTARGET_SWITCHES): Delete.
5419 * config/arm/arm.c (target_float_switch): Delete.
5420 (arm_cpu_select): Moved from config/arm/arm.h.
5421 (target_fpu_name, target_fpe_name, target_float_abi_name)
5422 (target_abi_name, structure_size_string, arm_pic_register_string)
5423 (arm_select): Make static.
5424 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5425 (arm_handle_option): New function.
5426 (arm_override_options): Update target_flags checks for new mask names.
5427 Remove target_float_switch code.
5428 (arm_expand_prologue, thumb_expand_prologue): Check
5429 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5430 * config/arm/arm.opt, config/arm/pe.opt: New files.
5432 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
5434 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5435 gcc_unreachable as appropriate.
5436 (arc_double_limm_p, arc_setup_incoming_varargs,
5437 arc_compute_function_type, arc_output_function_prologue,
5438 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5439 output_shift, arc_print_operand, arc_print_operand_address,
5440 arc_final_prescan_insn): Likewise.
5441 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5443 2005-05-04 Geoffrey Keating <geoffk@apple.com>
5445 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5450 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5451 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5452 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5453 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5454 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5455 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5456 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5457 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5459 2005-05-05 Paul Brook <paul@codesourcery.com>
5461 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5462 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5463 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5464 and tree-data-ref.h with *_H variables.
5466 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5468 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5470 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
5472 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5474 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
5476 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5478 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5480 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5481 setting of vrsave register for current function after
5482 call to save_world is emitted.
5484 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
5486 * config/mmix/predicates.md: New file.
5487 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5488 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5489 (mmix_foldable_comparison_operator, mmix_comparison_operator)
5490 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5491 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5493 * config/mmix/mmix.md: Include predicates.md.
5494 ("call", "call_value"): Force address to register if it isn't a
5495 mmix_symbolic_or_address_operand.
5497 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
5499 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5500 the flags are of appropriate types.
5501 (num_ssa_operands): Generalize using the generic interface.
5502 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5505 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
5507 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5508 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5510 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5512 * tree-outof-ssa.c (edge_leader, stmt_list,
5513 analyze_edges_for_bb): Use VEC instead of VARRAY.
5514 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5515 (perform_edge_inserts): Call init_analayze_edges_for_bb and
5516 fini_analayze_edges_for_bb.
5518 2005-05-04 James E Wilson <wilson@specifixinc.com>
5521 * gcc.c (process_command): In the second argv scan loop, ignore
5522 Xassembler and Xpreprocessor, along with their argument.
5524 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5526 * tree-flow-inline.h, tree-ssa-operands.c,
5527 tree-ssa-operands.h, tree-ssa-opfinalize.h:
5528 Likewise. tree-vn.c: Fix comment typos.
5529 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5531 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
5533 * doc/tm.texi (Target Hooks): Document
5534 TARGET_RESOLVE_OVERLOADED_BUILTIN.
5536 2005-05-04 Paul Brook <paul@codesourcery.com>
5538 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5540 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
5542 * dwarf2out.c (incomplete_types, retry_incomplete_types,
5543 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5546 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5547 get_expansion, expand_var_during_unrolling,
5548 insert_var_expansion_initialization,
5549 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5552 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5555 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
5558 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5559 the same as INTEGER_TYPE.
5560 (fold_binary): Fold "bool_var != 0" to bool_var.
5561 Fold "bool_var == 1" to bool_var.
5563 2004-05-03 Richard Henderson <rth@redhat.com>
5566 * function.c (instantiate_virtual_regs_in_insn): Use the mode
5567 from recog_data instead of insn_data.
5569 2005-05-03 DJ Delorie <dj@redhat.com>
5571 * common.opt (fdiagnostics-show-option): No variable is needed.
5572 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5573 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5574 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5575 Save and restore original message format. Use flag in context
5577 (warning): Don't test for enabled warnings here.
5578 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5581 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
5583 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5584 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5585 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5586 * aclocal.m4: Don't include accross.m4.
5587 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5588 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5589 * configure, config.in: Regenerate.
5591 2005-05-04 Jakub Jelinek <jakub@redhat.com>
5594 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5595 (clear_storage): Add argument.
5596 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5597 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5599 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5600 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5601 (store_expr, store_constructor): Adjust callers.
5602 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5603 to emit_block_move if CALL_EXPR_TAILCALL (exp).
5604 (expand_builtin_memmove): Add ORIG_EXP argument, copy
5605 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5606 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5607 with EXP. Pass EXP to expand_builtin_memmove.
5608 (expand_builtin_memset): Add ORIG_EXP argument, pass
5609 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5610 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5611 Pass EXP to expand_builtin_memset.
5612 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5614 (expand_builtin_strncmp): Likewise.
5615 (expand_builtin_printf): Replace ARGLIST argument with EXP.
5616 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5617 (expand_builtin_fprintf): Likewise.
5618 (expand_builtin): Adjust calls to
5619 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5621 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5624 PR rtl-optimization/21239
5625 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5627 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5629 * tree-flow.h (tree_ann_common_d): Move aux to ...
5630 (stmt_ann_d): ... here.
5631 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5632 move_computations_stmt, schedule_sm): Update references to
5634 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5636 * tree-cfg.c (remove_bb): Remove a redundant call to
5638 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5641 2005-05-03 Richard Henderson <rth@redhat.com>
5643 * config/rs6000/rs6000.c: Remove conflict markers.
5645 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5647 2005-05-03 James E Wilson <wilson@specifixinc.com>
5649 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5651 2005-05-03 DJ Delorie <dj@redhat.com>
5653 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5654 decide if the warning will be printed.
5655 * calls.c (expand_call): Likewise.
5656 * function.c (init-function_start): Likewise.
5658 * common.opt (-fdiagnostics-show-option): New.
5659 * opts.c (option_enabled): Accept the option index instead of a
5660 pointer to the option descriptor.
5661 * opts.h (option_enabled): Likewise.
5662 * toplev.c (print_switch_values): Pass option index, not option
5664 * diagnostic.h (diagnostic_info): Add option_index.
5665 * diagnostic.c: Include opts.h.
5666 (diagnostic_set_info): Initialize option_index.
5667 (diagnostic_report_diagnostic): Amend option name if appropriate.
5668 (warning): Check to see if the specified warning is enabled.
5670 * doc/invoke.texi (-fdiagnostics-show-options): Document.
5672 2005-05-03 Richard Henderson <rth@redhat.com>
5674 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5675 SPEC_OR_GEN_REGS definitions.
5677 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
5680 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5681 for unavailable registers.
5683 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
5685 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5687 * cfglayout.c (block_locators_blocks,
5688 insn_locators_initialize, insn_scope): Use VEC instead of
5691 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5692 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5695 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
5697 * config/sparc/predicates.md (const_compl_high_operand): New.
5698 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5700 (sparc_emit_set_const64_quick1): Adjust for above change.
5701 (sparc_emit_set_const64_quick2): Likewise.
5702 (sparc_emit_set_const64_longway): Likewise.
5703 (sparc_emit_set_const64): Likewise.
5704 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5705 movdi_const64_special): Delete.
5706 (logical constant splitters): Use const_compl_high_operand.
5708 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
5710 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5711 rather than STRIP_NOPS.
5713 2005-05-03 Jakub Jelinek <jakub@redhat.com>
5715 PR rtl-optimization/21330
5716 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5718 (unswitch_single_loop): Clear cinsn when retrying.
5721 * config/i386/i386.c (legitimize_address): When canonicalizing
5722 ASHIFT into MULT, multiply by 1 << shift_count instead of
5723 1 << log2 (shift_count).
5725 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
5727 * lambda-code.c (gcc_loop_to_lambda_loop,
5728 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5729 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5730 generic operand interface.
5731 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5732 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5733 generic operand interface.
5734 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5735 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5736 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5737 num_imm_uses): Use ssa_use_operand_t.
5738 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5739 get_v_must_def_ops): Delete.
5740 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5741 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5742 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5743 get_v_must_def_kill_ptr): Delete.
5744 (delink_stmt_imm_use): Move and use new operand interface.
5745 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5746 op_iter_next_tree): Use new operand implementation.
5747 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
5748 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5750 (op_iter_next_mustdef, op_iter_next_maydef,
5751 op_iter_next_must_and_may_def): Delete. Replace with...
5752 (op_iter_next_maymustdef): New. Combine must and may next operations.
5753 (op_iter_init_maydef, op_iter_init_mustdef,
5754 op_iter_init_must_and_may_def): Use new interface.
5755 (single_ssa_tree_operand ): New. Process single operands only as trees.
5756 (single_ssa_use_operand): New. Process single operands only as uses.
5757 (single_ssa_def_operand): New. Process single operands only as defs.
5758 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
5760 (num_ssa_operands): New. Count the number of specified operands.
5761 (compare_ssa_operands_equal): New. Compare two statements' operands.
5762 (single_phi_def): New. Return true if PHI has one def of the specified
5764 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
5765 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
5766 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5767 (struct stmt_ann_d): Operands field no longer require GTY().
5768 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5769 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5770 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5771 dump_replaceable_exprs, rewrite_trees): Use generic interface.
5772 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5773 Use use_operand_p instead of ssa_imm_use_t *.
5774 * tree-pretty-print.c (dump_vops): check if operands are active before
5775 dumping virtual operands.
5776 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5777 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5778 (ccp_fold): Use new interface.
5779 (ccp_visit_stmt): Remove unused variables and code.
5780 (convert_to_gimple_builtin): Insert statements before calling
5781 mark_new_vars_to_rename.
5782 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5783 (copy_prop_visit_cond_stmt): Use generic interface.
5784 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5785 annotation in table.
5786 (thread_across_edge): Use generic interface.
5787 (initialize_hash_element): Initialzie with stmt, not annotation.
5788 (eliminate_redundant_computations): Use generic interface.
5789 (record_equivalences_from_stmt): Pass stmt, not annotation.
5790 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5792 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5793 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5794 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5795 generic operand interface.
5796 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5798 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5800 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
5801 (build_defs, build_uses, build_v_may_defs, build_vuses,
5802 build_v_must_defs): Change type to struct opbuild_list_d.
5803 (ops_active): New. Operands active boolean.
5804 (operand_memory, operand_memory_index): New. Operand memory managers.
5805 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5806 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5807 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5808 Change from functions to static variable list heads.
5809 (opbuild_initialize_virtual): New. Initialize a virtual build list.
5810 (opbuild_initialize_real): New. Initialize a virtual build list.
5811 (opbuild_free): New. Free a build list.
5812 (opbuild_num_elems): New. Number of items in a list.
5813 (opbuild_append_real): New. Add a real (tree *) operand.
5814 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
5815 (opbuild_first): New. Return first element index in a list.
5816 (opbuild_next): New. Return next element in a list.
5817 (opbuild_elem_real): New. Return real element.
5818 (opbuild_elem_virtual): New. Return virtual element.
5819 (opbuild_elem_uid): New. Return UID of virtual element.
5820 (opbuild_clear): New. Reset an operand list.
5821 (opbuild_remove_elem): New. Remove an element form a list.
5822 (ssa_operands_active): New. Return true if operand cache is active.
5823 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5824 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
5825 (correct_use_link): Use use_operand_p.
5826 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5827 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5828 (cleanup_v_may_defs): Use new implmentation.
5829 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5831 (append_def, append_use, append_v_may_def, append_vuse,
5832 append_v_must_def): Call opbuild_append routine instead of using varray.
5833 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5834 global parse_old_ops variable.
5835 (free_ssa_operands): New implementation.
5836 (update_stmt_operands): Move. Change argument to build_ssa_operands.
5837 (copy_virtual_operands): Move. New generic implementation.
5838 (create_ssa_artficial_load_stmt): Move. New implementation.
5839 (swap_tree_operands): Update for new implementation.
5840 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5841 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5842 rather than a varray.
5843 (verify_imm_links): Use use_operand_p.
5844 (dump_immediate_uses_for): If the immediate use variable is a virtual
5845 variable, show the virtual ops in the stmt.
5846 * tree-ssa-operands.h (def_operand_p): No longer a structure.
5847 (NULL_DEF_OPERAND_P): Now a #define.
5848 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5849 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5850 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5851 mustdef_optype_d): New. Use Linked list representation.
5852 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
5853 (struct ssa_operand_memory_d): New. Allocated Chunk node.
5854 (struct stmt_operands_d): Change to new pointers that are not GTY.
5855 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5856 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5857 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5858 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
5859 SET_V_MUST_DEF_KILL): Delete.
5860 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
5861 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
5862 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
5863 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
5864 (enum ssa_op_iter_type): Operand iterator typechecking values.
5865 (struct ssa_operand_iterator_d): Use linked lists of operands.
5866 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
5867 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
5868 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
5869 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
5870 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
5871 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
5872 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
5873 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
5874 * tree-ssa-opfinalize.h: New. Function templates for expansion.
5875 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
5876 alloc_vuse, and alloc_mustdef.
5877 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
5878 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
5879 and finalize_ssa_v_must_def_ops.
5880 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
5881 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
5883 (compute_avail): Use generic iterator interface.
5884 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
5885 (stmt_makes_single_load, stmt_makes_single_store): Use
5887 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
5888 (statement_sink_location): Use generic interface.
5889 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
5890 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
5891 reset the immediate use link nodes.
5892 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
5893 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
5894 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
5895 (eliminate_tail_call): Use generic operand interface.
5896 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
5897 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
5899 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5901 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
5902 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
5904 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
5905 Use statement pointer instead of vuse_optype. Use generic interface.
5906 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
5907 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
5908 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
5909 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
5910 * doc/tree-ssa.texi: Update documentation for operand interface.
5912 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
5914 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
5915 gcc_unreachable as appropriate.
5916 (machopic_function_base_name, machopic_indirect_data_reference,
5917 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
5918 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
5919 * config/rs6000/altivec.md (*mov<mode>_internal,
5920 build_vector_mask_for_load): Likewise.
5921 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
5922 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
5923 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
5924 * config/rs6000/predicates.md (easy_fp_constant,
5925 logical_operand): Likewise.
5926 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
5927 compute_save_world_info, rs6000_emit_prologue,
5928 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
5929 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
5932 2005-05-03 Uros Bizjak <uros@kss-loka.si>
5935 * convert.c (convert_to_integer): Convert ceil and floor in
5938 2005-04-29 Geoffrey Keating <geoffk@apple.com>
5941 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
5942 define_insn_and_split. Split only when memory operand is
5943 offsettable. Use adjust_address rather than plus_constant.
5944 (floatunssidf2_internal): Likewise.
5945 (fix_truncdfsi2_internal): Split only when memory operand is
5946 offsettable. Use adjust_address rather than plus_constant.
5947 (fix_trunctfsi2_internal): Likewise.
5948 (floatsidf2_internal): Likewise.
5950 2005-05-02 Diego Novillo <dnovillo@redhat.com>
5952 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
5953 (set_value_range_to_null): Likewise.
5954 (set_value_range_to_varying): New function. Use it in all
5955 call sites that used to call set_value_range (vr, VR_VARYING, ...).
5956 (extract_range_from_assert): If the integral type has a
5957 super-type, and LIMIT is not within MIN and MAX values of that
5958 type, set the resulting range to VR_VARYING.
5960 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
5962 * config/mmix/mmix.opt: New file.
5963 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
5964 (mmix_cc1_ignored_option): Don't declare.
5965 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
5966 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
5967 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
5968 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
5969 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
5970 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
5971 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
5972 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
5974 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
5975 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
5976 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
5978 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
5981 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
5982 * c-decl.c (current_function_prototype_built_in,
5983 current_function_prototype_arg_types): New.
5984 (merge_decls): Keep source location of prototype followed by
5985 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
5986 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
5987 (start_function): Always set current_function_prototype_locus,
5988 current_function_prototype_built_in and
5989 current_function_prototype_arg_types. Check for external
5990 prototype whether or not visible for external function and set
5991 current_function_prototype_arg_types accordingly.
5992 (store_parm_decls_oldstyle): Use
5993 current_function_prototype_arg_types for checking old-style
5994 definition against prototype. Give warnings only if
5995 current_function_prototype_built_in).
5997 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
5999 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6000 (ggc_alloc_zone_stat): Don't define.
6001 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6002 ggc_alloc_zone_pass_stat.
6003 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6004 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6005 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6007 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6009 * calls.c (expand_call): Handle current_function_pretend_args_size
6010 when checking for sibcalls.
6012 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6014 PR tree-optimization/21294
6015 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6016 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6018 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6021 * gcov-io.h: Declare gcov external functions hidden.
6023 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6025 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6026 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6027 Use VEC instead of VARRAY.
6030 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6033 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6035 * c-common.c (resolve_overloaded_builtin): Forward to target
6036 hook for BUILT_IN_MD built-ins.
6037 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6038 for all types of built-in.
6039 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6040 in the definition of the target hooks struct.
6041 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6042 * config/rs6000/altivec.h: Rewritten.
6043 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6044 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6045 rs6000_builtin_type, rs6000_builtin_type_compatible,
6046 altivec_overloaded_builtins, rs6000_builtin_type,
6047 rs6000_builtin_type_compatible): New.
6048 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6050 (def_builtin): Turn into a function. Check for duplicates and store
6051 the builtin into rs6000_builtin_decls.
6052 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6053 bdesc_1arg): Add overloaded builtins.
6054 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6055 do not support ALTIVEC_COMPILETIME_ERROR.
6056 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6057 nodes to represent front-end types.
6058 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6059 with opaque arguments and/or return values.
6060 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6061 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6062 (rs6000_builtin_type_index): New.
6063 (is_ev64_opaque_type): Rename to...
6064 (rs6000_is_opaque_type): ... this.
6065 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6068 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6070 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6073 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6074 Bernd Schmidt <bernd.schmidt@analog.com>
6076 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6077 print_address_operand, print_operand, legitimize_pic_address,
6078 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6079 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6081 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6083 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6085 * doc/passes.texi: Document vectorization pass.
6087 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6089 * tree-scalar-evolution.c (get_exit_conditions_rec,
6090 select_loops_exit_conditions,
6091 number_of_iterations_for_all_loops,
6092 analyze_scalar_evolution_for_all_loop_phi_nodes,
6093 scev_analysis): Use VEC instead of VARRAY.
6095 2005-05-02 Michael Matz <matz@suse.de>
6098 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6099 (warn_strict_null_sentinel): Define.
6100 (check_function_sentinel): Check for null_node as valid sentinel too.
6101 * c-common.h (c_tree_index): Added CTI_NULL.
6102 (null_node) Define global_tree[CTI_NULL].
6103 (warn_strict_null_sentinel): Declare.
6104 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6105 * c.opt: (Wstrict-null-sentinel): New C++ option.
6106 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6108 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6110 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6113 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6115 * dwarf2out.c (decl_scope_table, push_decl_scope,
6116 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6119 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6122 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6124 * doc/cpp.texi (__DEPRECATED): Document.
6125 (__EXCEPTIONS): Likewise.
6126 (__GXX_WEAK__): Likewise.
6128 * function.c (INVOKE__main): Do not define.
6129 (expand_main_function): Check HAS_INIT_SECTION when determining
6130 whether or not to call __main.
6132 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6134 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6136 2005-01-05 Paul Brook <paul@codesourcery.com>
6138 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6139 (INITIALIZE_TRAMPOLINE): Use it.
6140 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6141 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6142 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6144 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6146 * doc/install.texi (Specific): Omit dots in the @anchors names
6147 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6148 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6150 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6152 PR tree-optimization/18316
6153 PR tree-optimization/19126
6154 * tree.c (build_int_cst_type): Avoid shift by size of type.
6155 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6157 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6158 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6160 (dump_cand): Dump depends_on information.
6161 (determine_biv_step): Add argument to simple_iv call.
6162 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6163 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6165 (add_candidate_1): Record depends_on for candidates.
6166 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6167 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6168 Handle ivs with nonconstant step.
6169 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6170 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6171 (create_new_iv): Unshare the step before passing it to create_iv.
6172 (free_loop_data): Free cand->depends_on.
6173 (build_addr_strip_iref): New function.
6174 (find_interesting_uses_address): Use build_addr_strip_iref.
6175 (strip_offset_1): Split the recursive part from strip_offset.
6176 Strip constant offset component_refs and array_refs.
6177 (strip_offset): Split the recursive part to strip_offset_1.
6178 (add_address_candidates): Removed.
6179 (add_derived_ivs_candidates): Do not use add_address_candidates.
6180 (add_iv_value_candidates): Add candidates with stripped constant
6181 offset. Consider all candidates with initial value 0 important.
6182 (struct affine_tree_combination): New.
6183 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6184 aff_combination_add_elt, aff_combination_add,
6185 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6186 fold_affine_sum): New functions.
6187 (get_computation_at): Use fold_affine_sum.
6188 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6189 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6192 2005-04-30 Michael Matz <matz@suse.de>
6194 * config/i386/i386.md (movmemsi): Also active when
6195 TARGET_INLINE_ALL_STRINGOPS.
6197 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6200 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6202 2005-04-30 Paul Brook <paul@codesourcery.com>
6204 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6206 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6207 * config/arm/ieee754-sf.S: Ditto.
6208 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6209 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6211 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6213 * tree-ssanames.c: Fix a comment typo.
6214 * doc/options.texi: Fix a typo.
6216 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6218 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6219 gcc_unreachable as appropriate.
6220 (split_adds_subs, cond_string, print_operand,
6221 h8300_initial_elimination_offset, h8300_classify_operand,
6222 h8300_unary_length, h8300_short_immediate_length,
6223 h8300_bitfield_length, h8300_binary_length,
6224 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6225 compute_plussi_length, compute_plussi_cc, output_logical_op,
6226 compute_logical_op_length, compute_logical_op_cc,
6227 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6228 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6229 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6230 h8300_regs_ok_for_stm): Likewise.
6231 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6232 monitor_prologue): Likewise.
6234 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6236 * loop-invariant.c (invariants, create_new_invariant,
6237 get_inv_cost, best_gain_for_invariant,
6238 find_invariants_to_move, move_invariants,
6239 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6242 2005-04-29 Richard Henderson <rth@redhat.com>
6244 * function.c (instantiate_decls): Remove valid_only argument.
6245 (instantiate_decls_1, instantiate_decl): Likewise.
6246 (instantiate_virtual_regs_1): Delete.
6247 (instantiate_virtual_regs_lossage): Delete.
6248 (instantiate_virtual_regs_in_rtx): New.
6249 (safe_insn_predicate): New.
6250 (instantiate_virtual_regs_in_insn): New.
6251 (instantiate_virtual_regs): Update to match all that. Only run
6252 instantiate_decls once.
6254 2005-04-29 Richard Henderson <rth@redhat.com>
6255 Daniel Jacobowitz <dan@codesourcery.com>
6257 * gengtype.c (write_func_for_structure): Split out ...
6258 (output_type_enum): ... new function. Fix thinko accessing
6259 TYPE_PARAM_STRUCT data.
6261 2005-04-29 Tom Tromey <tromey@redhat.com>
6263 * tree.c (build_block): Removed unused 'tags' argument.
6264 * tree.h (build_block): Removed argument.
6266 2005-04-29 Michael Matz <matz@suse.de>
6268 PR rtl-optimization/21144
6269 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6271 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6273 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6274 flag_reorder_blocks.
6276 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6278 PR tree-optimization/21030
6279 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6280 ranges where VR->MAX is smaller than VR->MIN.
6282 2005-04-29 Devang Patel <dpatel@apple.com>
6284 PR tree-optimization/21272
6285 PR tree-optimization/21266
6286 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6288 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6290 * tree-flow-inline.h: Fix a comment typo.
6291 * doc/tree-ssa.texi: Fix a typo.
6293 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6295 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6297 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6298 gcc_unreachable as appropriate.
6299 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6300 fr30_print_operand, fr30_move_double): Likewise.
6301 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6303 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6305 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6306 definition has already been provided.
6307 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6308 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6309 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6311 2005-04-29 Jim Tison <jtison@us.ibm.com>
6313 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6314 trace hooks calls to improve performance.
6316 2005-04-29 Julian Brown <julian@codesourcery.com>
6317 Mark Mitchell <mark@codesourcery.com>
6318 Paul Brook <paul@codesourcery.com>
6320 * crtstuff.c: Handle targets that use .init_array.
6321 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6322 that INVOKE__main is set correctly.
6323 (expand_main_function): Test INVOKE__main.
6324 * libgcc2.c: Do not define __main when using .init_array.
6325 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6326 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6328 (DTORS_SECTION_ASM_OP): Likewise.
6329 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6330 (CTOR_LIST_END): Likewise.
6331 (DTOR_LIST_BEGIN): Likewise.
6332 (DTOR_LIST_END): Likewise.
6333 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6334 (FINI_SECTION_ASM_OP): Likewise.
6335 (INIT_ARRAY_SECTION_ASM_OP): Define.
6336 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6337 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6338 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6339 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6340 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6342 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6344 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6345 gcc_assert and gcc_unreachable as appropriate.
6346 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6347 const_int_cost, output_move_const_into_data_reg,
6348 output_move_qimode, output_move_double, find_addr_reg,
6349 print_operand, print_operand_address): Likewise.
6350 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6351 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6352 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6353 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6354 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6355 conditional_trap): Likewise.
6356 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6358 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6360 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6361 gcc_unreachable as appropriate.
6362 (gen_conditional_move, xtensa_split_operand_pair,
6363 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6364 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6365 xtensa_copy_incoming_a7, xtensa_output_literal,
6366 xtensa_output_literal, xtensa_output_literal): Likewise.
6367 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6368 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6369 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6370 movsicc_internal1, movsfcc_internal0,
6371 movsfcc_internal1): Likewise.
6373 2005-04-28 James E Wilson <wilson@specifixinc.com>
6375 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6376 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6378 2005-04-28 DJ Delorie <dj@redhat.com>
6380 * opt-functions.awk (var_set): Emit proper initializer for
6381 non-target bitfields.
6383 2005-04-28 Devang Patel <dpatel@apple.com>
6385 * dbxout.c (have_used_extensions): Remove.
6386 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6387 have_used_extensions.
6389 2005-04-28 James E Wilson <wilson@specifixinc.com>
6391 * doc/install.texi: Update -enable-languages info. Correct path to
6394 2005-04-28 DJ Delorie <dj@redhat.com>
6396 * optc-gen.awk (END): Make sure no variable is defined more
6398 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6399 Allow for bitfield variables other than target_flags.
6400 * doc/options.text (Mask): Document that you may specify a
6401 variable other than target_flags.
6403 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6405 PR rtl-optimization/18877
6406 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6407 number in val.start.
6409 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6412 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6414 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6415 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6416 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6418 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6420 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6421 creating pseudos when the base offset is too large.
6423 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6425 * global.c (earlyclobber_regclass): Change the type to
6427 (check_earlyclobber): Update uses of earlyclobber_regclass.
6428 (mark_reg_use_for_earlyclobber): Likewise.
6429 (calculate_local_reg_bb_info): Allocate and free
6430 earlyclobber_regclass using the VEC API.
6432 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
6434 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6437 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6439 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6442 * config.gcc: Obsolete c4x-* and tic4x-*.
6444 * tree.h (edge_def): Remove.
6446 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6447 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6448 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6449 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6452 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6453 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6454 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6455 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6456 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6457 machmode.def, mips-tfile.c, params.c, pretty-print.c,
6458 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6459 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6460 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6461 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6462 config/i386/cygming.h, config/i386/djgpp.h,
6463 config/i386/lynx.h, config/i386/netware.c,
6464 config/i386/winnt.c, config/ia64/ia64-c.c,
6465 config/iq2000/iq2000.c, config/m32r/little.h,
6466 config/m68k/m68k-protos.h, config/m68k/m68k.h,
6467 config/m68k/m68k.md, config/mcore/mcore.c,
6468 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6469 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6470 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6471 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6472 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6473 config/pdp11/pdp11.h, config/rs6000/darwin.h,
6474 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6475 config/s390/2064.md, config/s390/2084.md,
6476 config/s390/s390-modes.def, config/s390/s390-protos.h,
6477 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6478 config/stormy16/stormy16.c, config/vax/vax-protos.h,
6479 config/vax/vax.c, config/vax/vax.h,
6480 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6483 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
6485 * c-typeck.c (build_compound_expr): Correct logic in last change.
6487 2005-04-27 James E. Wilson <wilson@specifixinc.com>
6489 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6490 parameters. Replace conditional move code with assert checking for
6491 ar.lc. Delete obsolete comments.
6492 (set_src_needs_barrier): Delete cond parameter, and code using it.
6493 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
6494 assert checking for PR_REGS. Fix calls to update_set_flags and
6495 set_src_needs_barrier.
6496 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
6497 callers. Rewrite explanatory comment before the function.
6498 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6501 2005-04-27 Mike Stump <mrs@apple.com>
6503 * doc/cpp.texi: gcc now implements universal character names.
6505 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6508 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6509 being a compound expression whose right-hand side is cast to void.
6511 2005-04-27 Caroline Tice <ctice@apple.com>
6513 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6514 Remove targetm.have_named_sections test.
6515 (fix_edges_for_rarely_executed_code): Likewise.
6516 (insert_section_boundary_note): Likewise.
6517 (reorder_basic_blocks): Check partitioning flag before calling
6518 verify_hot_cold_block_grouping.
6519 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6520 the function struct rather than global variables.
6521 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6522 (COLD_END_LABEL): Likewise
6523 (cold_text_section_label): New static global variable.
6524 (cold_end_label): Likewise.
6525 (dwarf2out_switch_text_section): Get hot/cold section labels from
6526 the function struct rather than global variables; test to make sure
6528 (output_aranges): Use cold_text_section_label and cold_end_label;
6529 check partitioning flag before putting out delta.
6530 (output_ranges): Remove incorrect code attempting to use
6532 (output_line_info): Get cold section label from function struct; test
6533 to make sure cfun is defined.
6534 (add_location_or_const_value_attribute): Likewise.
6535 (dwarf2out_var_location): Likewise.
6536 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6537 write out cold_text_section_label if partition flag is set.
6538 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6539 * function.h (struct function): Add new fields to point to hot/cold
6540 section labels: hot_section_label, cold_section_label,
6541 hot_section_end_label and cold_section_end_label; also add new field
6542 for cold text section name, unlikely_text_section_name.
6543 * opts.c (decode_options): Turn off partitioning flag if
6544 !targetm.have_named_sections.
6545 * output.h (hot_section_label): Remove.
6546 (hot_section_end_label): Remove.
6547 (cold_section_end_label): Remove.
6548 (unlikely_section_label): Remove.
6549 (unlikely_text_section_name): Remove.
6550 * passes.c (rest_of_handle_final): Remove extra blank line.
6551 * varasm.c (unlikely_section_label): Remove.
6552 (hot_section_label): Remove.
6553 (hot_section_end_label): Remove.
6554 (cold_section_end_label): Remove.
6555 (unlikely_text_section_name): Remove.
6556 (initialize_cold_section_name): Modify to call
6557 targetm.strip_name_encoding; to store cold section name in current
6558 function struct, if it exists; and to only use the decl_section_name
6559 if flag_named_sections is true.
6560 (unlikely_text_section): Modify to get section name out of current
6561 function struct, if there is one; otherwise build it from
6562 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6563 (in_unlikely_text_section): Likewise.
6564 (named_section): Modify to get/put cold section name in current function
6565 struct, if there is one.
6566 (function_section): Change 'bool unlikely' to 'int reloc'; check
6567 targetm.have_named_sections before calling named_section.
6568 (current_function_section): Likewise.
6569 (assemble_start_function): Modify to get/put unlikely_text_section_name
6570 in current function struct; modify to get hot/cold section labels
6571 from function struct; initialize labels using
6572 ASM_GENERATE_INTERNAL_LABEL;
6573 test partitioning flag before writing out hot section label.
6574 (assemble_end_function): Test partitioning flag before writing out
6575 hot/cold section labels.
6576 (default_section_type_flags_1): Get cold text section name from
6577 function struct if there is one; Set flags correctly for
6578 cold text section if there is not a current function struct.
6580 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6582 * tree-ssa-propagate.c (set_rhs): Revert last change.
6584 2005-04-27 Steve Ellcey <sje@cup.hp.com>
6586 * explow.c (convert_memory_address): Add gcc_assert.
6588 2005-04-27 Mark Mitchell <mark@codesourcery.com>
6590 * configure.ac: Check for ld --sysroot support.
6591 * gcc.c: Document %R specifier for specs.
6592 (SYSROOT_SPEC): New macro.
6593 (sysroot_spec): New variable.
6594 (static_specs): Add sysroot_spec.
6595 (main): Pass the sysroot spec to the linker if appropriate.
6596 * configure: Regenerated.
6597 * config.in: Likewise.
6599 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6601 * fold-const.c (fold_binary): Use build_fold_addr_expr
6602 for address calculation and INDIRECT_REF handling.
6604 2005-04-27 Andrew Haley <aph@redhat.com>
6606 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6608 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6610 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6611 pointer when thumb backtracing is on.
6613 * config/fp-bit.c (abort): Revert change.
6615 2005-04-27 Ian Lance Taylor <ian@airs.com>
6617 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6619 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6621 * tree-ssa-dce.c: Fix a comment typo.
6623 2005-04-27 David S. Miller <davem@davemloft.net>
6625 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6626 Kill setjmpless_size. current_function_calls_setjmp is completely
6627 computed when we are called, so just use the optimized size value
6628 instead of using REG_SAVE_AREA notes.
6629 (optimize_save_area_alloca): Delete....
6630 * rtl.h (optimize_save_area_alloca): Likewise...
6631 * passes.c (rest_of_compilation): and don't call it any more.
6632 * reg-notes.def (SAVE_AREA): Delete.
6634 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6636 * config/fp-bit.c (abort): Add noreturn attribute.
6638 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6639 gcc_unreachable as appropriate.
6640 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6641 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6642 ASM_OUTPUT_REG_POP): Likewise.
6644 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
6646 * tree-complex.c (expand_vector_operations_1): Do not build
6647 VIEW_CONVERT_EXPR's for the lhs.
6649 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6651 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6652 unnecessary noncanonical RTL handling.
6653 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6654 gcc_assert and gcc_unreachable.
6656 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6657 gcc_unreachable as appropriate.
6658 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6659 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6660 use_return_insn, const_ok_for_op, arm_gen_constant,
6661 arm_canonicalize_comparison, legitimize_pic_address,
6662 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6663 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6664 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6665 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6666 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6667 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6668 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6669 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6670 output_call, output_mov_long_double_fpa_from_arm,
6671 output_mov_long_double_arm_from_fpa,
6672 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6673 output_move_double, arithmetic_instr, shift_op, int_log2,
6674 output_return_instruction, arm_output_function_prologue,
6675 arm_output_epilogue, arm_output_function_epilogue,
6676 emit_multi_reg_push, arm_get_frame_offsets,
6677 arm_compute_initial_elimination_offset, arm_expand_prologue,
6678 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6679 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6680 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6681 thumb_compute_initial_elimination_offset,
6682 thumb_output_function_prologue, thumb_load_double_from_address,
6683 thumb_output_move_mem_multiple, thumb_reload_out_hi,
6684 arm_emit_vector_const, arm_dbx_register_number): Likewise.
6685 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6686 * config/arm/arm.md (thumb_extendhisi2,
6687 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6688 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6689 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6690 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6691 * config/arm/cirrus.md (*cirrus_arm_movdi,
6692 *cirrus_movdf_hard_insn): Likewise.
6693 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6695 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6697 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6698 (num_ssa_names): Use VEC_length.
6699 (ssa_names): Use VEC_index.
6700 * tree-ssanames.c (ssa_names): Change the type to
6702 (init_ssanames, fini_ssa_names, make_ssanames,
6703 release_ssa_name): Update uses of ssa_names.
6705 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6706 Use fold_buildN instead of fold (buildN (...)).
6708 2005-04-27 Devang Patel <dpatel@apple.com>
6710 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6712 2005-04-27 Matt Thomas <matt@3am-software.com>
6713 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6715 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6716 (vax_output_mi_thunk): Ditto.
6717 (vax_notice_cc_update): Ditto.
6718 (INDEX_REGISTER_P): Add trailing \.
6719 (BASE_REGISTER_P): Add trailing \.
6720 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
6722 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
6724 * tree-ssa-propagate.c (set_rhs): Check operand of
6725 ADDR_EXPR for gimpliness, too.
6727 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6729 * tree-ssa-pre.c: Fix a comment typo.
6731 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6733 PR tree-optimization/21171
6734 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6735 record address uses if the reference is volatile.
6737 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
6739 * tree-complex.c (expand_vector_operation): New, extracted from
6740 expand_vector_operations_1.
6741 (tree_vec_extract): Build a NOP_EXPR.
6742 (expand_vec_parallel): Do not care about returning the correct type.
6743 (expand_vector_operations_1): Call expand_vector_operation.
6744 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6746 * tree-complex.c (gate_expand_vector_operations): New.
6747 (pass_lower_vector_ssa): Use it.
6748 * tree-optimize.c (init_tree_optimization_passes): Include
6749 pass_lower_vector_ssa.
6750 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6751 (vectorizable_operation): Use it.
6752 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6753 integer modes for the vector type.
6755 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6756 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6757 Do not cope with UNITS_PER_SIMD_WORD == 0.
6758 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6759 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6760 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6761 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6762 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6763 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6764 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6766 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6767 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6768 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6770 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6771 (UNITS_PER_SIMD_WORD): New.
6773 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
6775 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6776 gcc_unreachable as appropriate.
6777 (ia64_expand_load_address, ia64_expand_tls_address,
6778 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6779 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6780 next_scratch_gr_reg, ia64_initial_elimination_offset,
6781 ia64_expand_prologue, ia64_expand_epilogue,
6782 ia64_output_dwarf_dtprel, ia64_print_operand,
6783 ia64_register_move_cost, first_instruction, rws_access_regno,
6784 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6785 ia64_sched_init, ia64_variable_issue,
6786 ia64_first_cycle_multipass_dfs_lookahead_guard,
6787 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6788 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6789 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6790 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6791 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6792 * config/ia64/predicates.md (got_symbolic_operand,
6793 sdata_symbolic_operand): Likewise.
6794 * config/ia64/vect.md (vcondv2sf): Likewise.
6796 2005-04-27 Matt Thomas <matt@3am-software.com>
6798 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
6799 CONSTANT_ADDRESS_P in config/vax/vax.h
6800 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
6801 (INDEX_REGISTER_P): New.
6802 (BASE_REGISTER_P): New.
6803 (indirectable_constant_address_p): New. Adapted from
6804 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6805 (indirectable_address_p): New. Adapted from
6806 INDIRECTABLE_ADDRESS_P in vax.h.
6807 (nonindexed_address_p): New. Adapted from
6808 GO_IF_NONINDEXED_ADDRESS in vax.h.
6809 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
6810 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6811 (legitimate_address_p): New. Adapted from
6812 GO_IF_LEGITIMATE_ADDRESS in vax.h.
6813 (vax_mode_dependent_address_p): New. Adapted from
6814 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6815 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6816 legitimate_constant_address_p.
6817 (CONSTANT_P): Use legitimate_constant_p.
6818 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6819 (INDIRECTABLE_ADDRESS_P): Removed.
6820 (GO_IF_NONINDEXED_ADDRESS): Removed.
6821 (INDEX_TEMP_P): Removed.
6822 (GO_IF_REG_PLUS_INDEX): Removed.
6823 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6824 definitions, depending on whether REG_OK_STRICT is defined.
6825 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6826 Two definitions, depending on whether REG_OK_STRICT is defined.
6827 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6829 (legitimate_constant_p): Prototype added.
6830 (legitimate_address_p): Prototype added.
6831 (vax_mode_dependent_address_p): Prototype added.
6833 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
6835 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6837 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6840 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6843 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
6846 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6847 assertion failures, if __gcc_host_wide_int__ is not properly
6849 (init_dynamic_diag_info): Give errors, not assertion failures, if
6850 location_t, tree or __gcc_host_wide_int__ are not properly
6853 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6855 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6856 n_iv_uses, iv_use, n_iv_cands, iv_cand,
6857 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6858 prepare_decl_rtl, free_loop_data,
6859 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
6862 * tree.h (tree_phi_node): Add a comment about the order of PHI
6865 2005-04-26 Paul Brook <paul@codesourcery.com>
6867 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
6869 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
6871 * config/mips.mips.c (mips_legitimize_tls_address): Use
6874 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
6875 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
6876 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
6878 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
6881 2005-04-26 Jeff Law <law@redhat.com>
6883 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
6884 (op_iter_init_must_and_may_def): Likewise.
6885 (unmodifiable_var_p): Move to a later point in the file.
6886 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
6887 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
6888 (dse_record_phis): Directly check for virtual operands rather than
6889 using need_imm_uses_for.
6890 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
6891 store has multiple V_{MAY,MUST}_DEF operands.
6893 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
6895 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
6898 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6900 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
6901 call to find_edge outside a loop to go through a PHI chain.
6903 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
6905 PR tree-optimization/17598
6906 * fold-const.c (fold_binary): Fold comparisons of addresses
6907 of COMPONENT_REFs which reference the same field to
6908 comparisons of the addresses of the base objects.
6910 2005-04-26 Julian Brown <julian@codesourcery.com>
6912 * config/arm/arm.c (arm_return_in_msb): New function.
6913 (arm_must_pass_in_stack): New function.
6914 (TARGET_RETURN_IN_MSB): Define target hook.
6915 (TARGET_MUST_PASS_IN_STACK): Define target hook.
6916 (arm_function_value): Pad small aggregate return.
6917 (arm_pad_arg_upward): New function.
6918 (arm_pad_reg_upward): New function.
6919 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
6920 (FUNCTION_ARG_PADDING): Define macro.
6921 (BLOCK_REG_PADDING): Define macro.
6922 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
6923 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
6924 (arm_pad_reg_upward): Declare function.
6926 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
6928 * basic-block.h (ei_cond): New.
6929 (FOR_EACH_EDGE): Call ei_cond.
6931 PR tree-optimization/21047
6932 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
6933 (fold): Don't handle ASSERT_EXPR.
6935 2005-04-25 Roger Sayle <roger@eyesopen.com>
6937 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
6938 all writes to any stack register as a read/write dependency on
6940 (sched_analyze_2): Likewise, for reads from any stack register.
6942 2005-04-25 Richard Henderson <rth@redhat.com>
6944 * final.c (output_addr_const): Revert 2005-04-09 change.
6946 2005-04-25 Mike Stump <mrs@apple.com>
6948 * config/darwin.c (darwin_encode_section_info): Always set
6949 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
6951 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6953 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
6954 gensupport.c, protoize.c, toplev.c: Replace calls to
6955 `unlock_stream' with `unlock_std_streams'.
6957 2005-04-25 Devang Patel <dpatel@apple.com>
6959 * dbxout.c (dbxout_type): Emit attribute vector.
6961 2005-04-05 Paul Brook <paul@codesourcery.com>
6963 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
6964 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
6965 * config/arm/arm.c (arm_cxx_atexit_name): New function.
6966 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
6967 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
6968 (register_dtor_fn): Likewise.
6969 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
6971 2005-04-25 Ian Lance Taylor <ian@airs.com>
6973 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
6974 * c-common.h (EXPR_STMT_EXPR): Don't define.
6975 (c_common_stmt_codes): Don't define.
6976 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
6977 * c-gimplify.c (gimplify_expr_stmt): Remove.
6978 (c_gimplify_expr): Remove EXPR_STMT case.
6979 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
6980 to INIT_STATEMENT_CODES.
6981 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
6983 2005-04-25 Jan Hubicka <jh@suse.cz>
6985 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
6987 * except.c: Include diagnostic.h
6988 (dump_eh_tree, verify_eh_tree): New functions.
6989 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
6990 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
6991 (dump_function_to_file): dump eh tree.
6992 * tree-eh.c (mark_eh_edge): New function.
6993 (mark_eh_edge_found_error): New static variable.
6994 (verify_eh_edges): New function.
6996 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
6998 * tree-ssa-alias.c (fieldoff_t): Remove.
6999 (fieldoff_s): typedef the structure itself. Create a vector of
7001 (push_fields_onto_fieldstack): Return count of fields pushed.
7002 Remove peeling of first field. Adjust.
7003 (fieldoff_compare): Adjust.
7004 (create_overlap_variables_for): Adjust.
7006 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7008 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7010 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7013 * doc/install.texi: Document correct assembler and linker to use
7014 on i?86-*-solaris2.10.
7016 2005-04-25 Steven Bosscher <stevenb@suse.de>
7018 Fix PR tree-optimization/21173
7020 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7021 Unshare expression we pass to force_gimple_operand.
7023 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7024 Stephen Clarke <stevec@superh.com>
7025 Roger Sayle <roger@eyesopen.com>
7027 PR rtl-optimization/20413
7028 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7029 VOIDmode for LABEL_REF.
7030 * final.c (shorten_branches): Likewise.
7031 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7032 * loop.c (reg_dead_after_loop): Likewise.
7033 * varasm.c (decode_addr_const): Likewise.
7034 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7036 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7038 * config.gcc (avr-*-*): Remove redundant "case".
7040 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7042 * tree-vect-analyze.c (vect_mark_relevant): Take
7043 VEC(tree,heap) instead of varray_type as an argument.
7044 (vect_mark_stmts_to_be_vectorized): Change the type of
7045 worklist to VEC(tree,heap). Adjust uses of worklist.
7047 2005-04-24 Devang Patel <dpatel@apple.com>
7049 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7051 2005-04-24 Ian Lance Taylor <ian@airs.com>
7053 * c-semantics.c (build_stmt): Remove test of specific tree codes
7054 for TREE_SIDE_EFFECTS handling.
7056 2005-04-24 Per Bothner <per@bothner.com>
7058 * c-opts.c (finish_options): Make the line-number of the <built-in>
7059 location 0, as assumed elsewhere, rather than 1.
7061 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7063 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7065 (tree_ssa_uncprop, uncprop_finalize_block,
7066 uncprop_initialize_block): Update uses of equiv_stack.
7068 2005-04-24 Richard Henderson <rth@redhat.com>
7071 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7072 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7074 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7075 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7076 <DIV, MOD>: Likewise.
7078 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7080 * collect2.c (main): Unlock the stdio streams.
7081 * gcc.c (main): Likewise.
7082 * gcov-dump.c (main): Likewise.
7083 * gcov.c (main): Likewise.
7084 * gen-protos.c (main): Likewise.
7085 * gensupport.c (init_md_reader_args_cb): Likewise.
7086 * protoize.c (main): Likewise.
7087 * toplev.c (general_init): Likewise.
7089 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7092 * cgraph.h (cgraph_local_info): Add vtable_method field.
7093 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7094 and node is vtable_method, finalized and not reachable, don't do
7097 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7099 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7101 * tree-ssa-pre.c (create_value_expr_from): Use
7102 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7103 * tree-ssa-propagate.c (stmt_makes_single_load,
7104 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7105 * tree-vect-transform.c (vect_is_simple_cond): Use
7107 * tree-vrp.c (extract_range_from_assert,
7108 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7111 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7112 of tpa_to_clear to VEC(int,heap). Update uses of
7113 tpa_to_clear. Free tpa_to_clear at the end.
7115 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7117 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7120 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7122 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7123 and gcc_unreachable as appropriate.
7124 (num_insns_constant, output_vec_const_move,
7125 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7126 rs6000_emit_set_const, rs6000_emit_move,
7127 spe_build_register_parallel, function_arg,
7128 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7129 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7130 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7131 rs6000_common_init_builtins, expand_block_clear,
7132 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7133 extract_ME, rs6000_get_some_local_dynamic_name,
7134 rs6000_output_function_entry, print_operand,
7135 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7136 output_cbranch, output_e500_flip_gt_bit,
7137 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7138 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7139 compute_save_world_info, rs6000_stack_info,
7140 rs6000_emit_load_toc_table, rs6000_frame_related,
7141 spe_synthesize_frame_save, rs6000_emit_epilogue,
7142 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7143 output_function_profiler, rs6000_trampoline_size,
7144 rs6000_initialize_trampoline, find_addr_reg,
7145 rs6000_machopic_legitimize_pic_address,
7146 rs6000_initial_elimination_offset,
7147 rs6000_dbx_register_number): Likewise.
7148 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7149 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7150 *movti_power, *movti_string, call, call_value, sibcall,
7151 sibcall_value): Likewise.
7152 * config/rs6000/spe.md (*movdf_e500_double,
7153 *movv2si_internal): Likewise.
7154 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7157 2005-04-24 Richard Henderson <rth@redhat.com>
7160 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7161 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7162 Deny modes smaller than 4 bytes.
7163 * config/i386/i386-protos.h: Update.
7165 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7167 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7168 Switch h8300-*-rtems* to ELF.
7170 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7172 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7174 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7176 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7178 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7181 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7183 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7185 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7186 definitions of ssa names in condition. Split recusive part to ...
7187 (tree_simplify_using_condition_1): New function.
7188 (expand_simple_operations): New function.
7190 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7192 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7193 (find_interesting_uses_cond): Do not use integer_zerop and
7194 integer_nonzerop to check for integer constants.
7195 (set_use_iv_cost): Record the value field.
7196 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7197 determine_use_iv_cost_outer): Set the value field of the cost pair.
7198 (may_eliminate_iv): Do not return the comparison code.
7199 (iv_elimination_compare): New function.
7200 (determine_use_iv_cost_condition): Set the value field. Record
7201 noneliminable invariants correctly.
7202 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7204 2005-04-23 DJ Delorie <dj@redhat.com>
7206 * diagnostic.c (warning): Accept parameter to classify warning option.
7207 (warning0): New, for when a pointer to an error() like function is needed.
7208 * errors.c (warning): Likewise.
7209 * errors.h (warning, warning0): Adjust prototypes.
7210 * toplev.h (warning, warning0): Likewise.
7212 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7213 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7214 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7215 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7216 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7217 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7218 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7219 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7221 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7222 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7223 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7224 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7225 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7226 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7227 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7228 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7229 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7230 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7231 config/rs6000/aix52.h, config/rs6000/darwin.h,
7232 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7233 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7234 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7235 config/stormy16/stormy16.c, config/v850/v850-c.c,
7236 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7239 2005-04-23 Richard Henderson <rth@redhat.com>
7242 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7243 performing some integral scalar simplifications.
7245 2005-04-23 Richard Henderson <rth@redhat.com>
7248 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7249 simplifying CONST_VECTOR.
7251 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7253 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7254 heap as an argument. Update uses of stack.
7255 (calculate_live_on_entry): Allocate stack on heap.
7257 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7258 partition_link and tpa_nodes on heap.
7260 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7261 (mark_stmt_necessary, propagate_necessity,
7262 mark_really_necessary_kill_operand_phis): Update uses of
7264 (tree_dce_init): Allocate worklist using VEC_alloc.
7265 (tree_dce_done): Free worklist using VEC_free.
7267 2005-04-23 Mike Stump <mrs@apple.com>
7269 * config/darwin.c (machopic_indirection_name): Don't use
7271 (darwin_emit_unwind_label): Use user_label_prefix instead of
7274 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7276 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7278 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7280 * config.gcc <cris-*>: Specify .opt files.
7281 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7282 config/cris/linux.opt: New files.
7283 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7284 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7285 (TARGET_ELF): Override to 0.
7286 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7287 -melinux-stacksize=N.
7288 * config/cris/cris.c: (cris_handle_option): New function.
7289 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7290 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7291 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7292 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7293 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7294 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7295 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7296 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7297 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7298 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7299 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7300 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7301 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7302 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7303 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7304 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7305 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7306 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7307 (TARGET_LINUX): Define 0.
7308 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7309 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7310 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7311 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7312 (TARGET_LINUX): Override to 1.
7313 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7315 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7317 * haifa-sched.c (schedule_block): Fix thinko in previous
7318 assertification patch.
7320 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7322 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7323 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7324 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7325 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7326 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7327 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7328 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7330 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7331 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7332 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7333 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7334 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7335 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7336 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7337 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7338 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7339 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7340 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7341 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7342 (SUBTARGET_OPTIONS): Delete.
7343 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7344 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7345 instead of a string.
7346 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7347 (pa_cpu_string, pa_unix_string): Delete.
7348 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7349 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7351 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7352 (pa_handle_option): New function.
7353 (override_options): Remove handling of -march=, -mfixed-range=,
7354 -mschedule= and -munix=.
7355 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7356 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7357 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7358 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7359 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7360 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7361 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7363 * config/pa/pa.opt: New file.
7364 * config/pa/pa-hpux.opt: New file.
7365 * config/pa/pa-hpux1010.opt: New file.
7366 * config/pa/pa-hpux1111.opt: New file.
7367 * config/pa/pa64-hpux.opt: New file.
7369 2005-04-22 David S. Miller <davem@davemloft.net>
7371 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7372 integer when it's mode is VOIDmode not DImode.
7374 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7376 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7377 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7378 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7379 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7380 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7381 "bne- $-xxx" rather than local labels.
7382 (sync_lock_release<mode>): Add second operand.
7383 (lwsync): Use .long rather than a more meaningful opcode.
7384 * doc/md.texi (Standard Names): Add description of second
7385 parameter to sync_lock_test_and_set.
7387 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7389 PR tree-optimization/21088
7390 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7392 * tree-vrp.c (compare_values): Use fold_binary to compare
7393 pointers. Use boolean_type_node as the type of a comparison
7394 expression being folded.
7395 * tree.h: Add prototypes for fold_unary, fold_binary,
7398 * tree-ssa-dom.c: Fix formatting.
7400 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7402 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7403 * lambda-code.c (perfect_nestify): Mark virtual operands in
7404 the moved statement for renaming.
7405 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7406 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7407 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7408 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7409 * tree-flow.h (struct var_ann_d): Update comments.
7410 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7411 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7412 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7413 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7414 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7415 debug_names_replaced_by): Remove declarations.
7416 (delete_update_ssa, get_current_def, set_current_def): Declare.
7417 (rewrite_into_loop_closed_ssa): Add new argument. Update
7419 * tree-into-ssa.c: Include params.h.
7420 (old_virtual_ssa_names): Remove. Update all users.
7421 (need_to_replace_names_p): Remove. Update all users.
7422 (struct update_ssa_stats_d): Declare.
7423 (update_ssa_stats): New local.
7424 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7425 dump_tree_ssa_stats, debug_tree_ssa_stats,
7426 dump_update_ssa, debug_update_ssa,
7427 dump_names_replaced_by, debug_names_replaced_by): Declare.
7428 (get_current_def, set current_def): Make extern.
7429 (is_old_name, is_new_name): Protect against references
7430 past the end of the sets.
7431 (add_new_name_mapping): Assert that OLD and NEW are
7432 different SSA names for the same symbol.
7433 When adding a virtual mapping, update stats for virtual
7435 (insert_phi_nodes_for): If UPDATE_P is true, create the
7436 LHS of the new PHI by duplicating SSA name VAR.
7437 (insert_phi_nodes_1): Remove. Update all users.
7438 (insert_phi_nodes): Remove second argument. Update all
7440 (maybe_replace_use, maybe_replace_def): New.
7441 (rewrite_update_stmt): Call them.
7442 (mark_def_interesting): Remove calls to is_gimple_reg.
7443 (prepare_phi_args_for_update): Remove. Update all users.
7444 (prepare_block_for_update): Only process virtual operands
7445 and GIMPLE registers in normal form.
7446 (prepare_use_sites_for): New.
7447 (prepare_names_to_update): Rename from prepare_def_sites.
7448 Call prepare_use_sites_for.
7449 (dump_update_ssa): Rename from dump_repl_tbl.
7451 Show statistics for virtual mapping heuristic.
7452 (debug_update_ssa): Rename from debug_debug_repl_tbl.
7453 (init_update_ssa): Initialize UPDATE_SSA_STATS.
7454 (delete_update_ssa): Make extern.
7455 (mark_set_for_renaming): If the set is empty, do nothing.
7456 (release_ssa_name_after_update_ssa): Update comment.
7457 (insert_updated_phi_nodes_for): Do not remove existing
7458 PHI nodes for symbols.
7459 (switch_virtuals_to_full_rewrite_p): New.
7460 (switch_virtuals_to_full_rewrite): New.
7461 (update_ssa): Call them.
7462 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7463 for every statement before updating.
7464 If all the names in NEW_SSA_NAMES have been marked for
7465 removal, do nothing.
7466 Only start at the top of the CFG if there are symbols in
7468 (ssa_rewrite_finalize_block): Remove.
7469 (ssa_register_new_def): Remove.
7470 (ssa_rewrite_stmt): Remove.
7471 (ssa_rewrite_phi_arguments): Remove.
7472 (ssa_rewrite_initialize_block): Remove.
7473 (ssa_mark_def_sites): Remove.
7474 (ssa_mark_def_sites_initialize_block): Remove.
7475 (ssa_mark_phi_uses): Remove.
7476 (rewrite_ssa_into_ssa): Remove.
7477 * tree-phinodes.c (find_phi_node_for): Remove.
7478 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7480 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7481 Remove calls to verify_dominators and
7482 verify_loop_structure.
7483 (tree_unswitch_single_loop): Call update_ssa.
7484 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7487 (delete_tree_ssa): Assert that need_ssa_update_p returns
7489 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7490 * tree-vectorizer.c (allocate_new_names, rename_def_op,
7491 free_new_names): Remove. Update all users.
7492 (rename_use_op): Call get_current_def.
7493 (rename_variables_in_bb): Do not handle any real or
7495 (slpeel_update_phis_for_duplicate_loop): Call
7496 get_current_def and set_current_def instead of using
7498 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7499 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7500 ssa_names_to_replace and delete_update_ssa.
7501 * doc/invoke.texi: Document --param min-virtual-mappings
7502 and --param virtual-mappings-ratio.
7504 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7506 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7507 for newly created PHI nodes.
7508 Call create_new_def_for for every new V_MAY_DEF and
7509 V_MUST_DEF on the copied statement.
7510 (struct ssa_name_map_entry): Remove.
7511 (ssa_name_map_entry_hash): Remove.
7512 (ssa_name_map_entry_eq): Remove.
7513 (allocate_ssa_names): Remove.
7514 (rewrite_to_new_ssa_names_def): Remove.
7515 (rewrite_to_new_ssa_names_use): Remove.
7516 (rewrite_to_new_ssa_names_bb): Remove.
7517 (rewrite_to_new_ssa_names): Remove.
7518 (tree_duplicate_sese_region): Remove variables ver,
7519 definitions, phi, ssa_name_map and bi.
7520 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7522 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7523 update_ssa instead of rewrite_ssa_into_ssa.
7524 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7526 (find_uses_to_rename_use): Add argument 'need_phis'.
7527 (find_uses_to_rename_stmt): Do not scan virtual operands.
7528 (find_uses_to_rename): Only scan PHI nodes for
7530 (rewrite_into_loop_closed_ssa): Call update_ssa.
7531 (check_loop_closed_ssa_use): Ignore virtual operands.
7532 (check_loop_closed_ssa_stmt): Likewise.
7533 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7535 (rename_variables, set_phi_def_stmts): Remove.
7536 (tree_duplicate_loop_to_header_edge): Reformat comment.
7537 Remove variables BB, I and DEFINITIONS.
7538 Call need_ssa_update_p.
7540 (lv_adjust_loop_header_phi): Reformat comment.
7541 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7542 (marked_for_rewrite_p, any_marked_for_rewrite_p,
7543 mark_for_rewrite, unmark_all_for_rewrite,
7544 marked_ssa_names): Remove. Update all users.
7545 (release_ssa_name): If VAR has been registered for SSA
7546 updating, do nothing.
7547 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7548 (build_assert_expr_for): Call register_new_name_mapping.
7549 (insert_range_assertions): Update call to update_ssa.
7550 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7551 marked_for_rewrite_p, any_marked_for_rewrite_p,
7552 marked_ssa_names): Remove.
7554 2005-04-22 Jeff Law <law@redhat.com>
7556 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7557 (restore_currdefs_to_original_value): Likewise.
7558 (register_definitions_for_stmt): Likewise.
7559 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7560 for each variable. Do not allocate/free block_defs_stack either.
7561 Do not iterate if we just thread jumps. Only iterate if the
7562 tree_cleanup_cfg does useful work (temporary).
7563 (dom_opt_initialize_block): No longer push a marker on
7565 (dom_opt_finalize_block): Removal call to restore currdefs.
7566 Relax restrictions for recording edge equivalences.
7567 (record_equivalences_from_phis): No longer need to track
7569 (optimize_stmt): Similarly.
7570 (thread_across_edge): Simplify by removing the requirement that
7571 statements in the block we are threading through must be nops.
7572 (initialize_hash_element): Handle GOTO_EXPR.
7574 2005-04-22 David S. Miller <davem@davemloft.net>
7576 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7578 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7579 fix check on CONST_DOUBLE mode. It should be VOIDmode
7580 when it is representing an integer.
7582 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7584 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7585 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7586 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7587 find_char_info_specifier_index,
7588 find_length_info_modifier_index): Likewise.
7589 * c-typeck.c (composite_type, pop_init_level): Likewise.
7590 * combine.c (cant_combine_insn_p, try_combine): Likewise.
7591 * cse.c (cse_insn): Likewise
7592 * dominance.c (calc_dfs_tree): Likewise
7593 dwarf2out.c (loc_descriptor_from_tree_1,
7594 add_abstract_origin_attribute, force_decl_die,
7595 force_type_die): Likewise
7596 emit-rtl.c (operand_subword_force): Likewise
7597 explow.c (hard_function_value): Likewise
7598 expmed.c (store_bit_field, expand_divmod,
7599 emit_store_flag_force): Likewise
7600 expr.c (emit_move_multi_word, store_expr,
7601 expand_expr_real_1): Likewise
7602 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7603 output_operand): Likewise
7604 flow.c (recompute_reg_usage): Likewise
7605 * function.c (assign_stack_temp_for_type, assign_temp,
7606 handle_epilogue_set): Likewise
7607 * genextract.c (main): Likewise
7608 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7609 gimplify_modify_expr_rhs, gimplify_expr): Likewise
7610 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7611 ready_remove, rm_line_notes, rm_other_notes,
7612 schedule_block): Likewise
7613 mips-tfile.c (copy_object, out_of_bounds): Likewise
7615 2005-04-22 David Edelsohn <edelsohn@gnu.org>
7618 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7619 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7620 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7621 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7623 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7625 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7627 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7628 (gcc_tree_to_linear_expression): Convert to heap allocated
7630 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7631 lbv_to_gcc_expression, lle_to_gcc_expression,
7632 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7633 perfect_nestify): Likewise.
7634 lambda.h (gcc_loopnest_to_lambda_loopnest,
7635 lambda_loopnest_to_gcc_loopnest): Likewise.
7636 tree-loop-linear.c (linear_transform_loops): Likewise.
7638 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7640 * config/sparc/predicates.md (arith_double_operand): Use
7641 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7642 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7643 (DImode, DFmode constant splitters): Likewise. Remove code for
7644 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7645 (logical constant splitters): Use const_int_operand predicate.
7646 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7647 HOST_BITS_PER_WIDE_INT < 64.
7649 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7651 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7652 gcc_unreachable as appropriate.
7653 (force_mode, emit_move_sequence, singlemove_string,
7654 output_move_double, output_fp_move_double, find_addr_reg,
7655 output_block_move, output_block_clear, output_and,
7656 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7657 pa_adjust_cost, pa_issue_rate, print_operand,
7658 output_global_address, output_arg_descriptor, output_cbranch,
7659 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7660 output_call): Likewise.
7661 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7662 prefetch, prefetch_cc, prefetch_nocc): Likewise.
7664 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
7666 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7667 _gcov_pow2_profiler and _gcov_one_value_profiler.
7668 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7669 (GTFILES): Add $(srcdir)/tree-profile.c.
7670 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7671 __gcov_one_value_profiler): Declare.
7672 * gimplify.c (force_gimple_operand): Check whether the statements
7673 should be produced in ssa form.
7674 (force_gimple_operand_bsi): New function.
7675 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7676 __gcov_one_value_profiler): New functions.
7677 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7678 the profiled value is a power of two or not.
7679 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7680 * tree-flow.h (in_ssa_p): Declare.
7681 (force_gimple_operand_bsi): Declare.
7682 * tree-into-ssa.c (in_ssa_p): New variable.
7683 (rewrite_into_ssa): Set in_ssa_p.
7684 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7685 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7686 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7687 tree_one_value_profiler_fn): New variables.
7688 (tree_init_edge_profiler): Initialize the profiler function decls.
7689 (tree_gen_edge_profiler): Use global gcov_type_node.
7690 (prepare_instrumented_value): New function.
7691 (tree_gen_interval_profiler, tree_gen_interval_profiler,
7692 tree_gen_one_value_profiler): Call the library functions instead of
7693 creating instrumentation code.
7694 * tree.c (build_fn_decl): New function.
7695 * tree.h (build_fn_decl): Declare.
7696 * value-prof.c (rtl_divmod_values_to_profile,
7697 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7698 tree_mod_pow2_value_transform, tree_find_values_to_profile):
7699 Do not handle may_be_other and precise values of exponents at pow2
7701 (tree_mod_subtract_transform): Reflect that value field of
7702 histogram has changed meaning.
7703 (tree_divmod_values_to_profile): Record the values correctly.
7704 (tree_values_to_profile): Update comment.
7705 * value-prof.h (struct histogram_value_t): Remove pow2 data.
7707 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
7709 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7712 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
7714 * config/i386/i386.md (length_immediate): Use gcc_assert or
7715 gcc_unreachable, as appropriate.
7716 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7717 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7718 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7719 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7720 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7721 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7722 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7723 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7724 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7725 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7726 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7727 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7728 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7729 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7730 *prefetch_sse_rex): Likewise.
7731 * config/i386/predicates.md (x86_64_immediate_operand,
7732 x86_64_zext_immediate_operand, symbolic_operand,
7733 no_seg_address_operand, aligned_operand,
7734 memory_displacement_operand): Likewise.
7735 * config/i386/sse.md (*mov<mode>_internal,
7736 *movv2df_internal): Likewise.
7738 2005-04-22 Jan Hubicka <jh@suse.cz>
7740 * Makefile.in (ipa.o, ipa-inline.o): New files.
7741 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7742 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7743 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7744 * cgraphunit.c (cgraph_default_inline_p,
7745 cgraph_decide_inlining_incrementally, ncalls_inlined,
7746 nfunctions_inlined, initial_insns, overall_insns,
7747 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7748 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7749 cgraph_mark_inline, cgraph_check_inline_limits,
7750 cgraph_default_inline_p, cgraph_recursive_inlining_p,
7751 update_callee_keys, lookup_recursive_calls,
7752 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7753 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7754 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7755 pass_ipa_inline): Move to ipa-inline.c
7756 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7758 * ipa-inline.c: New file.
7760 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
7762 * doc/invoke.texi (SPARC options): Document that -mapp-regs
7763 is turned off by default on Solaris.
7765 2005-04-21 Roger Sayle <roger@eyesopen.com>
7767 * c-common.h (objc_build_method_signature): Update prototype.
7768 * stub-objc.c (objc_build_method_signature): Update the stub
7769 implementation to accept and ignore additional parameter.
7770 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7771 the value of ellipsis to objc_build_method_signature instead
7772 of setting TREE_OVERFLOW on the parms TREE_LIST node.
7774 2005-04-21 Geoffrey Keating <geoffk@apple.com>
7776 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7777 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7778 gen_rtx_* not gen_rtx_fmt_*.
7779 (rs6000_emit_vector_select): Likewise.
7780 (rs6000_emit_sync): New.
7781 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7782 (larx, stcx, cmp): New mode substitutions.
7783 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7784 UNSPEC_ISYNC): New constants.
7785 (rlwinm): Give name.
7786 (memory_barrier, isync, lwsync): New insns.
7787 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7788 (sync_lock_release<mode>): New expander.
7789 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7790 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7791 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7792 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7793 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7794 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7795 (sync_add<mode>_internal, sync_addshort_internal,
7796 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7797 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7798 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7800 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7801 is the memory before, not after, the operation. Clarify
7802 barrier requirements.
7804 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7806 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7807 * lambda.h (lambda_vector_min_nz): Likewise.
7808 * langhooks.h (struct lang_hooks_for_types,
7809 struct lang_hooks): Likewise.
7810 * output.h (assemble_integer, this_is_asm_operands): Likewise.
7813 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7815 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7816 comments to avoid 'abort'. Use gcc_assert as necessary.
7817 * opts.c (common_handle_option): Likewise.
7818 * pretty-print.c (pp_base_format_text): Likewise.
7819 * print-rtl.c (print_rtx): Likewise.
7820 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7821 * regmove.c (try_auto_increment): Likewise.
7822 * reload.c (find_valid_class, find_reloads_toplev,
7823 find_equiv_reg): Likewise.
7824 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7825 merge_assigned_reloads): Likewise.
7826 * tree-inline.c (inline_forbidden_p_1,
7827 estimate_num_insns_1): Likewise.
7828 * tree-optimize.c (execute_todo): Likewise.
7829 * tree-outof-ssa.c (eliminate_phi): Likewise.
7830 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7831 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7832 * tree-ssa-operands.c (parse_ssa_operands,
7833 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7834 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7835 * tree-ssanames.c (release_ssa_name): Likewise.
7836 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7837 walk_tree): Likewise.
7839 * tree-ssa-operands.c (verify_abort): Fold into ..
7840 (verify_imm_links): ... here.
7842 2005-04-21 Richard Henderson <rth@redhat.com>
7844 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7845 on non-memory operand for previous inversion.
7847 2005-04-21 Devang Patel <dpatel@apple.com>
7849 PR optimization/20994
7850 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7851 x = !(a == b) : p , q;.
7852 (pass_if_conversion): Verify stmts and flow.
7854 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7856 * optabs.c (gen_conditional_trap): Restore #define.
7858 * alias.c (true_dependence): Remove 'abort' from comments. Use
7859 gcc_assert and gcc_unreachable as appropriate.
7860 (canon_true_dependence): Likewise.
7861 * bb-reorder.c (connect_traces): Likewise.
7862 * c-common.c (c_add_case_label): Likewise.
7863 * c-decl.c (finish_function): Likewise.
7864 * caller-save.c (insert_restore, insert_save): Likewise.
7865 * cfg.c (update_bb_profile_for_threading): Likewise.
7866 * cfganal.c (flow_active_insn_p): Likewise.
7867 * cfgexpand.c (add_reg_br_prob_note): Likewise.
7868 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
7869 cfg_layout_merge_blocks): Likewise.
7870 * ifcvt.c (cond_exec_process_insns, merge_if_block,
7871 find_if_block): Likewise.
7872 * integrate.c (allocate_initial_values): Likewise.
7873 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
7874 swap_condition, unsigned_condition, signed_condition,
7875 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
7876 reg_or_subregno): Likewise.
7877 * lambda-code.c (lambda_compute_auxillary_space,
7878 lambda_transform_legal_p): Likewise.
7879 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
7880 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
7881 lhd_incomplete_type_error, lhd_expand_expr,
7882 lhd_types_compatible_p, lhd_tree_size): Likewise.
7883 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
7884 * local-alloc.c (update_equiv_regs): Likewise.
7885 * loop-unroll.c (peel_loop_completely
7886 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
7887 peel_loop_simple, unroll_loop_stupid,
7888 analyze_iv_to_split_insn): Likewise.
7889 * loop.c (gen_prefetch, find_and_verify_loops,
7890 basic_induction_var): Likewise.
7891 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
7892 * value-prof.c (tree_find_values_to_profile): Likewise.
7893 * varasm.c (named_section, default_assemble_integer,
7894 decode_addr_const): Likewise.
7896 2005-04-21 Alan Modra <amodra@bigpond.net.au>
7897 Fariborz Jahanian <fjahanian@apple.com>
7899 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
7900 portion of argument passed in fpr.
7901 * expr.c (emit_push_insn): Fix computation of 'offset' used to
7902 decide on partial argument save on stack.
7904 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
7906 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
7909 2005-04-21 Jan Hubicka <jh@suse.cz>
7911 * cgraphunit.c: Include tree-pass.h
7912 (cgraph_decide_recursive_inlining,
7913 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
7914 cgraph_decide_inlining): Dump goes to dump_file.
7915 (cgraph_optimize): Call ipa passes instead of inliner.
7916 (cgraph_gate_inlining, pass_ipa_inline): New.
7917 * tree-optimize.c (all_ipa_passes): New static variable.
7918 (register_one_dump_file): Dead with IPA passes.
7919 (register_dump_files): Likewise.
7920 (init_tree_optimization_passes): Initialize IPA passes.
7921 (execute_todo): Do cgraph dump when asked to, do not dump function body
7923 * tree-pass.h (TODO_dump_cgraph): New macro.
7924 (ipa_passes): Declare.
7925 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
7927 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7929 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
7930 gcc_assert instead of abort.
7931 (classify_argument, examine_argument, construct_container,
7932 contains_128bit_aligned_vector_p, ix86_check_movabs,
7933 standard_80387_constant_opcode, standard_80387_constant_rtx,
7934 ix86_initial_elimination_offset, ix86_compute_frame_layout,
7935 pro_epilogue_adjust_stack, ix86_expand_epilogue,
7936 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
7937 legitimize_tls_address, output_pic_addr_const,
7938 i386_output_dwarf_dtprel, put_condition_code, print_reg,
7939 get_some_local_dynamic_name, print_operand, print_operand_address,
7940 output_387_binary_op, emit_i387_cw_initialization,
7941 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
7942 ix86_expand_clear, ix86_expand_binary_operator,
7943 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
7944 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
7945 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
7946 ix86_expand_branch, ix86_expand_setcc,
7947 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
7948 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
7949 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
7950 memory_address_length, ix86_attr_length_immediate_default,
7951 ix86_attr_length_address_default, ix86_agi_dependant,
7952 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
7953 ix86_expand_binop_builtin, ix86_force_to_memory,
7954 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
7955 x86_emit_floatuns): Likewise.
7956 * config/i386/netware.c (gen_regparm_prefix,
7957 i386_nlm_strip_name_encoding): Likewise.
7958 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
7960 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7962 * optabs.c (gen_condiational_trap): Remove #define.
7963 (add_equal_note): Assertify. Remove explicit indirection from
7964 call via function pointer.
7965 (expand_ternary_op, expand_simple_binop, expand_binop,
7966 expand_twoval_unop, expand_twoval_binop,
7967 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
7968 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
7969 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
7970 prepare_float_lib_cmp, emit_conditional_move,
7971 emit_conditional_add, gen_add2_insn, gen_add3_insn,
7972 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
7973 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
7974 vector_compare_rtx, expand_vec_cond_expr): Likewise.
7976 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
7978 * vec.h: Update API to separate allocation mechanism from type.
7979 (VEC_safe_grow): New.
7980 * vec.c (calculate_allocation): New.
7981 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
7982 (vec_gc_free, vec_heap_free): Remove.
7983 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
7985 (mangle_macro_name): New.
7986 (struct macro_def): New.
7987 (struct macro): Add multiple argument values.
7988 (macro_expans_end): New.
7989 (push_macro_expansion): Chain on new macro. Process multiple
7990 args, create follow on expansion. Return follow on argument.
7991 (macro_input): Deal with multiple arguments.
7993 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
7994 (struct tree_binfo): Adjust.
7995 * basic-block.h: Define VEC(edge,gc).
7996 (struct edge_def): Adjust.
7997 (struct basic_block_def, struct edge_iterator): Likewise.
7998 (ei_container, ei_start_1, ei_last_1): Likewise.
7999 * cfg.c (connect_src, connect_dest): Likewise.
8000 * cfgrtl.c (force_nonfallthru_and_redirect)
8001 * dbxout.c (dbxout_type)
8002 * dwarf2out.c (gen_member_die)
8003 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8004 (gcc_tree_to_linear_expression): Adjust.
8005 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8006 lbv_to_gcc_expression, lle_to_gcc_expression,
8007 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8008 perfect_nestify): Likewise.
8009 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8010 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8011 * profile.c (instrument_values): Adjust.
8012 * tree-cfg.c (modified_noreturn_calls): Adjust.
8013 (remove_fallthru_edge): Likewise.
8014 * tree-dump.c (dequeue_and_dump): Adjust.
8015 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8016 * tree-flow.h (modified_noreturn_calls): Adjust.
8017 (tree_on_heap): Remove. (yay!)
8018 (register_new_def): Adjust.
8019 * tree-into-ssa.c: Define VEC(int,heap).
8020 (block_defs_stack): Adjust.
8021 (find_idf, insert_phi_nodes, register_new_def,
8022 rewrite_initialize_block, rewrite_finalize_block,
8023 register_new_update_single, rewrite_update_init_block,
8024 rewrite_update_fini_block, rewrite_blocks,
8025 ssa_rewrite_finalize_block, ssa_register_new_def,
8026 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8027 * tree-loop-linear.c (linear_transform_loops): Adjust.
8028 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8029 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8030 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8031 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8032 vrp_variables_stack): Adjust declarations.
8033 (tree_ssa_dominator_optimize): Adjust.
8034 (dom_opt_initialize_block, remove_local_expressions_from_table,
8035 restore_nonzero_vars_to_original_value,
8036 restore_vars_to_original_value,
8037 restore_currdefs_to_original_value, dom_opt_finalize_block,
8038 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8039 optimize_stmt, update_rhs_and_lookup_avail_expr,
8040 lookup_avail_expr, record_range): Likewise.
8041 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8042 (compute_antic_aux): Adjust.
8043 (inserted_exprs, create_expression_by_pieces,
8044 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8045 remove_dead_inserted_code, fini_pre): Likewise.
8046 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8047 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8048 ssa_prop_init): Likewise.
8049 * tree-ssa.c: Define VEC(bitmap,heap).
8050 (verify_name_tags): Adjust.
8051 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8052 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8053 tree_divmod_values_to_profile, tree_find_values_to_profile,
8054 value_profile_transformations): Likewise.
8055 * value-prof.h: Define VEC(histogram_value,heap).
8056 * varasm.c: Remove alias_pair pointer typedef, define
8058 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8060 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8061 not a pointer to it. Create an object vector.
8062 (extern_symbols): Turn into an object vector.
8063 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8065 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8068 * Makefile.in (tree-chrec.o): Depend on params.h.
8069 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8071 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8072 and fold build with fold_buildN.
8073 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8074 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8075 (tree_contains_chrecs): Compute an estimation of the size of the
8077 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8078 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8079 * tree-scalar-evolution.c (simple_iv): Ditto.
8080 * doc/invoke.texi (scev-max-expr-size): Documented.
8082 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8084 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8085 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8086 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8087 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8088 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8089 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8090 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8091 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8092 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8093 (darwin_fix_and_continue_switch): Delete.
8094 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8095 (SUBTARGET_SWITCHES): Delete.
8096 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8097 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8098 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8099 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8100 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8101 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8102 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8103 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8104 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8105 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8106 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8107 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8108 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8109 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8110 (TARGET_64BIT): Undef before redefining.
8111 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8112 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8113 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8114 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8115 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8116 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8117 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8118 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8119 (ix86_debug_arg_string, ix86_debug_addr_string)
8120 (ix86_align_loops_string, ix86_align_jumps_string)
8121 (ix86_align_funcs_string): Delete.
8122 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8123 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8124 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8125 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8126 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8127 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8128 (SUBTARGET_SWITCHES): Delete.
8129 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8130 (ix86_debug_addr_string): Delete.
8131 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8132 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8133 (ix86_align_loops_string, ix86_align_jumps_string)
8134 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8135 (ix86_align_funcs_string): Make static.
8136 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8137 (ix86_handle_option): New function.
8138 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8139 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8140 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8141 of darwin_fix_and_continue_switch.
8142 (darwin_one_byte_bool): Delete.
8143 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8144 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8145 to darwin_one_byte_bool.
8146 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8147 * config/i386/djgpp.opt, config/i386/i386.opt,
8148 * config/i386/sco5.opt: New files.
8150 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8152 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8153 fp_zero_operand, fp_register_operand, intreg_operand,
8154 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8155 call_operand, call_operand_address, tgd_symbolic_operand,
8156 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8157 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8158 sp64_medium_pic_operand, data_segment_operand,
8159 text_segment_operand, splittable_symbolic_memory_operand,
8160 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8161 eq_or_neq, normal_comp_operator, noov_compare_op,
8162 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8163 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8164 const64_operand, const64_high_operand, arith11_operand,
8165 arith10_operand, arith_double_operand, arith_double_4096_operand,
8166 arith_double_add_operand, arith11_double_operand,
8167 arith10_double_operand, small_int, small_int_or_double,
8168 uns_small_int, uns_arith_operand, clobbered_register,
8169 input_operand, compare_operand): Delete.
8170 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8171 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8172 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8173 (GEN_HIGHINT64, GEN_INT64): Delete.
8174 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8175 gen_safe_XOR64): Adjust for above deletion.
8176 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8177 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8178 (legitimate_constant_p): Use const_zero_operand instead.
8179 (sparc_extra_constraint_check): Likewise.
8180 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8181 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8182 (PREDICATE_CODES): Delete.
8183 * config/sparc/sparc.md: Include predicates.md.
8184 (All patterns): Adjust for new predicate names.
8185 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8186 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8187 (movdi): Use general_operand predicate.
8188 (movdi_sp64_dbl): Delete.
8189 (movdi_const64_special): Add 'N' constraint.
8190 (movdicc): Use arith10_operand predicate.
8191 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8192 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8193 (movdi_cc_reg_sp64_trunc): Delete.
8194 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8195 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8196 (subdi3_sp32): Delete.
8197 (subdi3_insn_sp32): Change to define_insn_and_split.
8198 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8199 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8200 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8201 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8202 small_int_operand predicate.
8203 (divdi3, udivdi3): Use arith_operand predicate.
8204 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8205 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8206 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8207 (xordi3_sp64_dbl): Delete.
8208 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8209 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8210 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8211 cmp_ccx_set_not): Use arith_operand predicate.
8212 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8213 * config/sparc/predicates.md: New file.
8215 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8217 PR tree-optimization/14846
8218 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8220 (fold_single_bit_test): ... here.
8221 (fold_binary): Call fold_single_bit_test_into_sign_test
8222 instead of fold_single_bit_test.
8224 2005-04-20 James E Wilson <wilson@specifixinc.com>
8227 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8228 is another declaration.
8230 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8232 * config/cris/predicates.md: New file.
8233 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8234 (cris_movem_load_rest_p): Declare.
8235 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8236 (cris_movem_load_rest_p): Ditto. Globalize.
8237 (cris_bdap_operand, cris_bdap_biap_operand,
8238 cris_orthogonal_operator, cris_commutative_orth_op,
8239 cris_operand_extend_operator,
8240 cris_additive_operand_extend_operator, cris_extend_operator,
8241 cris_plus_or_bound_operator, cris_mem_op,
8242 cris_general_operand_or_symbol,
8243 cris_general_operand_or_gotless_symbol,
8244 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8245 cris_load_multiple_op): Remove predicate functions.
8246 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8247 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8248 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8249 * config/cris/cris.md: Include predicates.md.
8250 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8252 2005-04-20 Ian Lance Taylor <ian@airs.com>
8254 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8255 * c-common.h (STMT_EXPR_STMT): Don't define.
8256 (STMT_EXPR_NO_SCOPE): Don't define.
8257 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8258 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8259 (pp_c_expression): Likewise.
8261 2005-04-20 Richard Henderson <rth@redhat.com>
8264 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8266 2005-04-20 Jeff Law <law@redhat.com>
8268 * reload1.c (reload): Ignore equivalences between pseudos and
8271 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8274 * c-tree.h (struct c_label_list): Update comment.
8275 (struct c_label_context): Rename to struct c_label_context_se.
8276 (label_context_stack): Rename to label_context_stack_se.
8277 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8278 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8279 c_end_vm_scope): New.
8280 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8281 * c-decl.c (pop_scope): Call c_end_vm_scope.
8282 (pushdecl): Call c_begin_vm_scope for variably modified
8284 (define_label): Check for jumping into scope of identifier with
8285 variably modified type. Push label on stack for those defined at
8286 current context of identifiers with variably modified type.
8287 (start_function): Create stack level for context of identifiers
8288 with variably modified type.
8289 (finish_function): Pop stack level for context of identifiers with
8290 variably modified type.
8291 * c-typeck.c (label_context_stack): Rename to
8292 label_context_stack_se.
8293 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8294 (c_finish_goto_label): Check for jumping into scope of identifier
8295 with variably modified type. Push label on stack for those jumped
8296 to from current context of identifiers with variably modified
8298 (struct c_switch): Add blocked_vm.
8299 (c_start_case): Initialize blocked_vm.
8300 (do_case): Check blocked_vm.
8301 (c_finish_case): Add comment.
8302 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8303 variable label_context_stack.
8305 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8307 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8308 conditional_replacement, value_replacement, abs_replacement,
8310 (replace_phi_edge_with_variable): Remove argument BB.
8311 (conditional_replacement, value_replacement,
8312 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8313 Update a call to replace_phi_edge_with_variable.
8315 * tree-ssa-phiopt.c: Fix comments.
8317 2005-04-20 Michael Matz <matz@suse.de>
8320 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8323 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8325 * tree-ssa-phiopt.c: Fix comment typos.
8327 PR tree-optimization/21116
8328 * tree-ssa-phiopt.c: Fix a typo.
8330 2005-04-19 Richard Henderson <rth@redhat.com>
8332 * builtins.c (expand_builtin_sync_operation): Revert last change.
8333 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8335 (expand_compare_and_swap_loop): Likewise.
8336 (expand_sync_operation): Remove fallback from NAND to AND; invert
8337 memory operand when expanding from cmpxchg.
8338 (expand_sync_fetch_operation): Likewise.
8339 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8342 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8343 when implementing NAND. Fix double-add for AFTER.
8344 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8345 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8346 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8348 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8351 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8352 to return old memory value.
8353 (sync_compare_and_swap_cc<IMODE>): Likewise.
8355 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8356 return pre-reload. Don't consider output or anti dependencies.
8357 * config/ia64/sync.md (IMODE): New.
8358 (modesuffix): Add QI and HI.
8359 (memory_barrier): Simplify expansion.
8360 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8361 (cmpxchg_acq_<IMODE>): Likewise.
8362 (sync_lock_test_and_set<IMODE>): Likewise.
8363 (sync_lock_release<IMODE>): Likewise.
8365 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8367 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8370 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8372 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8374 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8375 Joseph S. Myers <joseph@codesourcery.com>
8377 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8378 * c-typeck.c (build_c_cast): Check these options.
8379 * doc/invoke.texi: Document these options.
8381 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8383 * tree-ssa-phiopt.c: Update a comment about the pass.
8385 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8387 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8388 config/mcore/mcore.c: Fix comment typos.
8390 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8392 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8393 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8395 2005-04-19 Paul Brook <paul@codesourcery.com>
8397 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8399 2005-04-19 Andrew Haley <aph@redhat.com>
8402 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8403 looking at a field's bitpos.
8405 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8407 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8408 libiberty functions.
8410 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8412 PR tree-optimization/21096
8413 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8415 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8418 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8419 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8421 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8423 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8424 refers to the function being dumped.
8426 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8428 * varasm.c (assemble_start_function): Remove reset of in_section.
8430 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8432 PR tree-optimization/21085
8433 * fold-const (fold_binary): Don't change X % -C to X % C if C has
8436 2005-04-19 Ben Elliston <bje@au.ibm.com>
8438 * doc/invoke.texi (Optimize Options): Refer to the correct
8439 optimisation flag -ftree-dominator-opts, not -ftree-dom.
8441 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8443 * config/rs6000/rs6000.c (machopic_output_stub): Increase
8444 alloca argument to be big enough.
8446 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
8449 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8452 2005-04-18 Tom Tromey <tromey@redhat.com>
8454 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8457 2005-04-18 Richard Henderson <rth@redhat.com>
8459 * config/alpha/alpha.c (alpha_split_atomic_op): New.
8460 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8461 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
8462 * config/alpha/alpha-protos.h: Update.
8463 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8464 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8465 (attr type): Add ld_l, st_c, mb.
8466 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8467 iornotsi3, xorsi_internal, xornotsi3): New.
8468 * config/alpha/ev4.md (ev4_ld): Add ld_l.
8469 (ev4_ist_c, ev4_mb): New.
8470 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8472 * config/alpha/ev6.md (ev6_ild): Add ld_l.
8473 (ev6_ist): Add st_c.
8475 * config/alpha/sync.md: New file.
8477 2005-04-18 Richard Henderson <rth@redhat.com>
8479 * builtins.c (expand_builtin_sync_operation): Fold nand to and
8482 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8484 2005-04-18 Devang Patel <dpatel@apple.com>
8486 * config/rs6000/atlivec.md (mulv4si3): New pattern.
8488 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8490 PR tree-optimization/20922
8491 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8492 Fold X + c >= X and fold X - c <= X to true.
8494 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
8496 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8498 (emergency_labeled_state_free): Likewise.
8500 2005-04-18 Nick Clifton <nickc@redhat.com>
8502 * config/h8300/h8300.md (jump): Remove prescan parameter from
8503 calls to final_scan_insn.
8505 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8506 parameter from calls to final_scan_insn.
8508 * config.gcc (m68hc12): Use the m68hc11.opt file for target
8510 (v850e, v850e1): Use the v850.opt file for target specific
8513 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
8515 PR tree-optimization/21001
8516 * tree-optimize.c (init_tree_optimization_passes): Move the
8517 first pass_forwprop immediately before pass_vrp.
8519 2005-04-17 Ian Lance Taylor <ian@airs.com>
8521 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8522 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8523 from enum tree_code op to bool is_sizeof.
8524 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8525 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8526 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8528 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8530 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8533 2005-04-17 Ian Lance Taylor <ian@airs.com>
8535 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8537 2005-04-17 Richard Henderson <rth@redhat.com>
8539 * config/alpha/alpha.c (va_list_skip_additions): Only define if
8541 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8542 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
8543 of indirection through ssa names while looking for the gpr counter
8545 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8546 saved va_list_gpr_size and va_list_fpr_size.
8548 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8550 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8551 both pointers or both integers.
8553 * tree-vrp.c (maybe_add_assert_expr): Don't assert
8554 ASSERT_EXPRs for single-use variable.
8556 * tree-into-ssa.c: Fix a comment typo.
8558 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
8560 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8561 -mipsN before forcing a default of -mips2.
8563 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8565 * predict.h (IS_TAKEN): Remove.
8566 * rtl.h (NOTE_PREDICTION): Likewise.
8568 * modulo-sched.c (CFG_HOOKS): Remove.
8570 * c-parser.c (N_C_TTYPES): Remove.
8572 * tree-flow-inline.h (get_stmt_operands): Remove.
8573 * lambda-code.c, tree-ssa-loop-unswitch.c,
8574 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8575 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8576 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8577 calls to get_stmt_operands.
8578 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8580 2005-04-17 Richard Henderson <rth@redhat.com>
8583 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8584 of CUMULATIVE_ARGS past the last named argument.
8585 (alpha_va_start): Expect pretend_args_size only if strictly less than
8588 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
8591 * builtins.c (expand_builtin_strcat): Convert the result of
8592 strlen to the right type.
8593 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8594 avoid creating type mismatches.
8595 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8598 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8600 2005-04-16 Richard Henderson <rth@redhat.com>
8603 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8604 Use the mode of boolean_type_node when the user doesn't provide one.
8605 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8607 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
8610 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8613 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8616 2005-04-16 Roger Sayle <roger@eyesopen.com>
8617 Steven Bosscher <stevenb@suse.de>
8619 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8620 (fold_unary_to_constant): Likewise.
8622 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
8624 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8627 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
8629 * doc/install.texi (Specific): Avoid using asterisks in @anchor
8630 names related to target triplets.
8631 Remove i?86-*-esix from platform directory.
8632 Remove powerpc-*-eabiaix from platform directory.
8634 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
8637 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8638 falling through from SUBREG case to REG.
8640 2005-04-15 Roger Sayle <roger@eyesopen.com>
8642 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8643 (fold_binary): Update comment mentioning fold_relational_hi_lo.
8644 (fold_binary_to_constant): Simplify using fold_binary.
8645 (fold_unary_to_constant): Likewise, simplify using fold_unary.
8647 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8649 * gthr-posix.c (pthread_cancel): Define.
8650 (pthread_mutexattr_init): Likewise.
8651 (pthread_mutexattr_settype): Likewise.
8652 (pthread_mutexattr_destroy): Likewise.
8654 2005-04-15 David S. Miller <davem@davemloft.net>
8657 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8659 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8661 PR tree-optimization/21031
8662 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8663 (forward_propagate_into_cond_1): Call it. Forward propagate
8664 integer-integer casts into COND_EXPRs.
8666 2005-04-15 Dave Korn <dave.korn@artimi.com>
8668 * gcc.c (default_compilers): Clarify obscure error message when
8669 reading from standard input.
8671 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8673 * basic-block.h (PROP_EQUAL_NOTES): Remove.
8674 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8676 * tree-ssa-alias.c (init_alias_info): Remove a call to
8679 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
8681 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8682 of non-virtual PHI nodes like we use to.
8684 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
8686 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8687 (attr_copy_rtx): Do not use it.
8689 2005-04-15 Andrew Macleod <amacleod@redhat.com>
8691 * doc/tree-ssa.texi: Grammer/abbreviation updates.
8693 2005-04-15 Diego Novillo <dnovillo@redhat.com>
8695 * tree-vect-transform.c (vectorizable_store): Mark necessary
8696 objects in the vectorized store needing renaming. Update the
8697 SSA graph for V_MAY_DEF operands in the original store.
8699 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8701 * tree-ssa-pre.c (compute_avail): It's okay to have
8702 TREE_INVARIANT's here, and value number the resulting expressions.
8703 (create_expression_by_pieces): Make sure operands that were
8704 min_invariant when we started, stay that way.
8706 2005-04-15 David Edelsohn <edelsohn@gnu.org>
8708 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8710 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8712 PR tree-optimization/20936.
8713 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8715 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
8717 * doc/invoke.texi: Fix typos.
8718 * doc/md.texi: Likewise.
8719 * doc/rtl.texi: Likewise.
8720 * doc/sourcebuild.texi: Likewise.
8721 * doc/tm.texi: Likewise.
8723 2005-04-15 Uros Bizjak <uros@kss-loka.si>
8725 PR tree-optimization/21004
8726 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8727 and floorl in c99 mode only.
8728 * builtins.c (expand_builtin_int_roundingfn): Assert that
8729 fallback_fndecl is not NULL_TREE.
8731 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
8733 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8734 * basic-block.h: Update the prototype for
8735 purge_all_dead_edges.
8736 * cfgexpand.c (tree_expand_cfg): Update a call to
8737 purge_all_dead_edges.
8738 * combine.c (combine_instructions): Likewise.
8739 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8740 rest_of_handle_cse2, rest_of_handle_gcse,
8741 rest_of_handle_postreload): likewise.
8743 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
8746 * gimplify.c (gimplify_addr_expr): Compensate for removal of
8747 e.g. cv-qualification conversions.
8749 2005-04-14 Mike Stump <mrs@apple.com>
8751 * config/darwin-c.c (framework_construct_pathname): We must
8752 find all headers of a framework in the first instance of it
8753 found in the seach path.
8755 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8757 PR tree-optimization/21021
8758 * tree-vrp.c (compare_values): Work around a bug in the front
8759 end that produces a comparison of mismatched types.
8761 2004-04-14 Richard Henderson <rth@redhat.com>
8763 * config/ia64/ia64.h (enum fetchop_code): Remove.
8764 (enum ia64_builtins): Move ...
8765 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
8766 members except BSP and FLUSHRS.
8767 (ia64_init_builtins): Remove __sync builtins.
8768 (ia64_expand_builtin): Likewise.
8769 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8770 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8771 (ia64_expand_lock_release): Remove.
8772 * config/ia64/ia64.md (mf): Move to sync.md.
8773 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8774 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8775 * config/ia64/sync.md: New file.
8776 (memory_barrier): Rename from mf.
8777 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8778 (cmpxchg_acq_<I48MODE>): Likewise.
8779 (sync_lock_test_and_set<I48MODE>): Likewise.
8781 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8782 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
8784 2004-04-14 Richard Henderson <rth@redhat.com>
8786 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8787 (ix86_compare_emitted): New.
8788 (ix86_expand_compare): Use ix86_compare_emitted if set.
8789 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8790 and ix86_compare_op0 are set.
8791 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8792 (TARGET_CMPXCHG, TARGET_XADD): New.
8793 (ix86_compare_emitted): Declare.
8794 * config/i386/i386.md: Include sync.md
8795 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8796 (UNSPECV_XCHG, UNSPECV_LOCK): New.
8797 * config/i386/sync.md: New file.
8799 2004-04-14 Richard Henderson <rth@redhat.com>
8802 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8803 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8804 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8805 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8806 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8807 BT_FN_I8_VPTR_I8_I8): New.
8808 * builtins.def (DEF_SYNC_BUILTIN): New.
8809 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8810 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8811 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8812 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8813 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8814 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8815 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8816 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8817 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8818 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8819 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8820 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8821 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8822 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8823 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8824 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8825 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8826 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8827 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8828 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8829 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8830 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8831 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8832 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8833 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8834 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8835 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8836 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8837 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8838 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8839 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8840 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8841 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8842 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8843 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8844 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8845 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8846 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8847 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8848 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8849 BUILT_IN_SYNCHRONIZE: New.
8850 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8851 as a function. Accept __sync_ as a prefix as well.
8852 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8853 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8854 expand_builtin_lock_release): New.
8855 (expand_builtin): Call them.
8856 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8857 neither BOTH_P nor FALLBACK_P are defined.
8858 (builtin_type_for_size): New.
8859 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
8860 (resolve_overloaded_builtin): New.
8861 * c-common.h (resolve_overloaded_builtin): Declare.
8862 (builtin_type_for_size): Declare.
8863 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
8864 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
8865 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
8866 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
8867 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
8868 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
8869 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
8870 sync_compare_and_swap_cc, sync_lock_test_and_set,
8871 sync_lock_release): New.
8872 * optabs.h: Declare them.
8873 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
8874 expand_sync_operation, expand_sync_fetch_operation,
8875 expand_sync_lock_test_and_set): Declare.
8876 * genopinit.c (optabs): Add sync optabs.
8877 * optabs.c (init_optabs): Initialize sync optabs.
8878 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
8879 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
8880 expand_sync_operation, expand_sync_fetch_operation,
8881 expand_sync_lock_test_and_set): New.
8882 * doc/extend.texi (Atomic Builtins): New section
8883 * doc/md.texi (Standard Names): Add sync patterns.
8885 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
8887 * tree-eh.c (lower_try_finally_copy): Generate new code in
8888 response to goto_queue entries as if the queue was sorted by
8889 index, not pointers.
8890 (lower_try_finally_switch): Likewise.
8892 2005-04-14 Richard Henderson <rth@redhat.com>
8894 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
8895 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
8897 (ix86_expand_fp_movcc): Update to match.
8898 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
8899 * config/i386/i386-protos.h: Update.
8900 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
8901 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
8903 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
8905 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
8908 2005-04-14 Julian Brown <julian@codesourcery.com>
8910 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
8911 link failures on ppc64 Linux.
8913 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
8915 * config.gcc: Set cpu_type for s390.
8917 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
8919 Fix PR tree-optimization/20963
8920 * tree-ssa-pre.c (compute_avail): Remove special case for
8922 (create_expression_by_pieces): Add value numbers for forced out
8925 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
8927 * config/cris/cris.md: Replace references to (reg:SI 16) with
8928 (reg:SI CRIS_SRP_REGNUM).
8930 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
8932 PR tree-optimization/20657
8933 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
8934 create an appropriate range from it.
8936 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8938 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
8939 <UNSPEC_FIST_CEIL> case.
8941 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
8942 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
8943 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
8944 to implement lfloor and llfloor built-ins as x87 intrinsic function.
8945 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
8946 (lfloor<mode>2): New expanders.
8947 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
8948 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
8949 to implement lceil and llceil built-ins as x87 intrinsic function.
8950 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
8951 (lceil<mode>2): New expanders.
8953 2005-04-14 Uros Bizjak <uros@kss-loka.si>
8955 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
8956 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
8958 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
8961 * config/s390/s390-modes.def: Define TFmode.
8963 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
8965 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
8966 (JUMP_TABLES_IN_TEXT_SECTION): Define.
8967 * config/mips/mips.c (mips16_insn_length): Remove reference to
8968 JUMP_TABLES_IN_TEXT_SECTION.
8970 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
8972 * simplify-rtx.c (simplify_binary_operation_1): Return
8973 scalar or vector of constant 0, depending on the xor's
8976 2005-04-13 Dale Johannesen <dalej@apple.com>
8978 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
8979 (objc-act.o): Ditto.
8980 * objc/objc-act.c (objc_gimplify_expr): New.
8981 (objc_get_callee_fndecl): New.
8982 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
8983 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
8984 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
8986 2005-04-13 Devang Patel <dpatel@apple.com>
8988 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
8991 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
8993 CRIS prologue as RTL.
8994 * config/cris/cris-protos.h (cris_emit_movem_store)
8995 (cris_expand_prologue): Prototype.
8996 * config/cris/cris.c (struct machine_function): New member
8998 (cfa_label_num, cris_target_asm_function_prologue): Remove.
8999 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9000 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9001 (cris_load_multiple_op, cris_return_address_on_stack)
9002 (cris_return_address_on_stack_for_return): ISO-Cify.
9003 (cris_store_multiple_op): New predicate function.
9004 (cris_expand_prologue, cris_emit_movem_store): New functions.
9005 (cris_print_operand) <case 'O'>: Handle modifications other than
9007 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9008 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9009 (cris_gen_movem_load): Rearrange slightly to make local variable
9010 src a parameter, removing osrc.
9011 (cris_setup_incoming_varargs): Set machine_function member
9012 stdarg_regs to correspond to the number of registers that need to
9014 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9016 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9017 cris_general_operand_or_gotless_symbol accept UNSPEC.
9018 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9019 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9020 ("*cris_store_multiple"): New pattern. Tweak common comment above
9021 this and "*cris_load_multiple".
9022 ("prologue"): New define_expand.
9024 * config/cris/cris.md ("epilogue"): Conditionalize on
9025 TARGET_PROLOGUE_EPILOGUE.
9027 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9030 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9031 fpsr 0 instead of fpsr 1.
9032 (divsf3_internal_thr): Ditto.
9033 (divdf3_internal_lat): Ditto.
9034 (divdf3_internal_thr): Ditto.
9035 (divxf3_internal_lat): Ditto.
9036 (divxf3_internal_thr): Ditto.
9038 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9040 PR tree-optimization/20913
9041 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9043 PR tree-optimization/20702
9044 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9045 dominator children that haven't been walked into.
9047 2005-04-13 Julian Brown <julian@codesourcery.com>
9049 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9050 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9053 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9055 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9056 config/i386/sse.md: Fix comment typos.
9058 * genattrtab.c (NULL_ATTR): Remove.
9059 * ifcvt.c (NULL_EDGE): Likewise.
9061 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9063 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9064 NOTE_PREDICT): Remove.
9066 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9068 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9069 * configure: Regenerate.
9070 * config.in: Likewise.
9071 * system.h: Declare vsnprintf if not already declared.
9073 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9075 * optc-gen.awk: Handle stand-alone Mask records.
9076 * opth-gen.awk: Likewise.
9077 * doc/options.texi (Option file format): Document them.
9078 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9079 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9080 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9081 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9082 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9083 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9084 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9085 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9086 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9087 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9088 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9089 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9090 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9091 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9092 TARGET_LONG_DOUBLE_128): Likewise.
9093 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9094 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9095 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9096 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9097 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9098 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9099 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9100 * config/sparc/sparc.c (fpu_option_set): New global.
9101 (sparc_handle_option): New function.
9102 (sparc_override_options): Test fpu_option_set.
9103 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9104 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9105 * config/sparc/sparc.opt: New file.
9106 * config/sparc/little-endian.opt: Likewise.
9107 * config/sparc/long-double-switch.opt: Likewise.
9109 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9111 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9112 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9113 * config/bfin/bfin.opt (mshared-library-id=): Lose
9114 Var(bfin_lib_id_given).
9116 2005-04-13 Matt Thomas <matt@3am-software.com>
9118 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9121 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9123 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9125 * cgraphunit.c (INSNS_PER_CALL): Remove.
9127 * tree-ssa-forwprop.c (vars,
9128 record_single_argument_cond_exprs,
9129 substitute_single_use_vars): Remove.
9130 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9132 (tree_ssa_forward_propagate_single_use_vars): Call
9133 forward_propagate_into_cond for each COND_EXPR.
9135 * tree-inline.c (INSNS_PER_STMT): Remove.
9137 2005-04-12 Richard Henderson <rth@redhat.com>
9139 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9140 (ix86_expand_sse_fp_minmax): ... from ...
9141 (ix86_expand_fp_movcc): ... here.
9142 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9143 * config/i386/i386-protos.h: Update.
9144 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9145 (sse_setccsf, sse_setccdf): Allow before reload.
9146 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9147 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9148 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9149 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9150 (anddf3, nanddf3, iordf3, xordf3): New.
9152 2005-04-12 Jeff Law <law@redhat.com>
9154 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9155 (tree-ssa-uncprop.o): Add dependencies.
9156 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9157 * tree-flow.h (remove_useless_stmts): Remove prototype.
9158 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9159 remove_useless_stmts.
9160 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9161 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9162 * tree-pass.h (pass_uncprop): Declare.
9163 * tree-ssa-uncprop.c: New file.
9165 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9168 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9170 2005-04-12 Caroline Tice <ctice@apple.com>
9172 Temporary fix for partitioning problems.
9173 * passes.c (rest_of_handle_final): Remove code that
9174 frees unlikely_text_section_name,
9175 * varasm.c (assemble_start_function): Test for partitioning
9176 flag before writing out section labels.
9177 (assemble_end_function): Test for partitioning flag before
9178 writing out section labels.
9180 2005-04-12 Steven Bosscher <stevenb@suse.de>
9181 Stuart Hastings <stuart@apple.com>
9182 Jan Hubicka <jh@suse.cz>
9184 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9185 references to gt-tree-cfg.h.
9186 * basic-block.h (struct basic_block_def): Don't skip rbi
9187 for garbage collection.
9188 (struct reorder_block_def): Make GTY-able.
9189 (struct control_flow_graph): New structure.
9190 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9191 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9192 but instead defines to the control_flow_graph for cfun.
9193 (label_to_block_map): New define, points to the label map of
9194 the control_flow_graph for cfun.
9195 (n_edges_for_function, n_basic_blocks_for_function,
9196 last_basic_block_for_function, basic_block_info_for_function,
9197 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9198 basic_block_info_for_function, label_to_block_map_for_function):
9199 Counterparts for the above, taking a struct function as an extra
9201 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9202 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9203 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9204 (alloc_rbi_pool, free_rbi_pool): Remove.
9205 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9206 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9208 (cfg_layout_finalize) ... and don't free it here.
9209 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9211 * flow.c (free_basic_block_vars): Set label_to_block_map and
9212 n_edges to zero too.
9213 * function.h (struct function): Add cfg field.
9214 * function.c (allocate_struct_function): Allocate the cfg.
9215 * tree-cfg.c (label_to_block_map): Remove.
9216 (build_tree_cfg): Don't allocate the rbi pool here...
9217 (delete_tree_cfg_annotations): ...and don't free it here.
9218 Also don't nullify label_to_block_map for cfun.
9220 2005-04-12 Caroline Tice <ctice@apple.com>
9222 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9223 Revert my patch from April 9.
9224 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9225 (reorder_basic_blocks): Revert my patch from April 9.
9226 (insert_section_boundary_note): Revert my patch from April 9.
9227 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9228 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9229 (COLD_END_LABEL): Revert my patch from April 9.
9230 (cold_text_section_label): Revert my patch from April 9.
9231 (cold_end_label): Revert my patch from April 9.
9232 (dwarf2out_switch_text_section): Revert my patch from April 9.
9233 (output_aranges): Revert my patch from April 9.
9234 (output_ranges): Revert my patch from April 9.
9235 (output_line_info): Revert my patch from April 9.
9236 (add_location_or_const_value_attribute): Revert my patch from April 9.
9237 (dwarf2out_var_location): Revert my patch from April 9.
9238 (dwarf2out_init): Revert my patch from April 9.
9239 (dwarf2out_finish): Revert my patch from April 9.
9240 * function.h (struct function): Revert my patch from April 9.
9241 * opts.c (decode_options): Revert my patch from April 9.
9242 * output.h (unlikely_section_label, hot_section_label,
9243 hot_section_end_label, cold_section_end_label,
9244 unlikely_text_section_name): Revert my patch from April 9.
9245 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9246 * varasm.c (unlikely_section_label, hot_section_label,
9247 hot_section_end_label, cold_section_end_label,
9248 unlikely_text_section_name): Revert my patch from April 9.
9249 (initialize_cold_section_name): Revert my patch from April 9.
9250 (unlikely_text_section): Revert my patch from April 9.
9251 (in_unlikely_text_section): Revert my patch from April 9.
9252 (named_section): Revert my patch from April 9.
9253 (function_section): Revert my patch from April 9.
9254 (current_function_section): Revert my patch from April 9.
9255 (assemble_start_function): Revert my patch from April 9.
9256 (assemble_end_function): Revert my patch from April 9.
9257 (default_section_type_flags_1): Revert my patch from April 9.
9259 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9261 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9262 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9264 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9266 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9269 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9270 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9272 2004-04-12 Richard Henderson <rth@redhat.com>
9274 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9275 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9276 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9277 (UNSPEC_*, UNSPECV_*): Renumber.
9279 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9282 From Richard Henderson <rth@redhat.com>:
9283 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9286 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9288 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9290 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9292 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9293 (bfin_library_id): New variable.
9294 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9295 instead of bfin_library_id_string.
9296 (bfin_handle_option): New function.
9297 (override_options): Remove most code to deal with shared library IDs,
9298 just check they aren't used without -mid-shared-library.
9299 (TARGET_HANDLE_OPTION): Define.
9300 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9301 * config/bfin/bfin.opt (mshared-library-id=): New.
9303 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9305 * tree-vect-transform.c: Fix comment typos.
9307 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9309 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9310 split critical edges when not possible/profitable.
9312 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9314 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9315 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9316 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9317 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9318 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9319 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9320 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9321 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9323 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9324 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9325 * config/ns32k/ns32k.opt: New file.
9327 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9329 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9330 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9331 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9332 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9333 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9334 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9335 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9336 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9337 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9338 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9339 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9340 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9341 (MASK_COLDFIRE): Formatting fixes.
9342 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9343 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9344 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9345 "_current_shared_library_a5_offset_".
9346 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9347 (MASK_ALL_CPU_BITS): New macro.
9348 (m68k_handle_option): New function.
9349 (override_options): Remove handling of m68k_library_id_string.
9350 * config/m68k/m68k.opt: New file.
9351 * config/m68k/ieee.opt: New file.
9353 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9355 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9356 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9357 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9358 (TARGET_CXX): Adjust accordingly.
9359 * target.h (struct gcc_target): Remove epxort_class_data. Add
9360 determine_class_data_visibility and class_data_always_comdat.
9361 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9362 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9363 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9364 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9365 (arm_cxx_determine_class_data_visibility): New.
9366 (arm_cxx_class_data_always_comdat): Likewise.
9367 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9368 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9369 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9370 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9371 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9374 2005-04-11 Devang Patel <dpatel@apple.com>
9376 * tree-data-ref.c (build_classic_dist_vector,
9377 compute_subscript_distance): Make externally visible.
9378 * tree-data-ref.h (build_classic_dist_vector,
9379 compute_subscript_distance): Same.
9380 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9381 Check distance vector against vectorization factor.
9382 (vect_analyze_loop): Determine vectorizaion factor before
9383 analyzing data dependences.
9384 * tree-vectorizer.c (loops_num): Make it externally visible and
9386 * tree-vectorizer.c (vect_loops_num): ... new name.
9387 * tree-vectorizer.h (vect_loops_num): New.
9389 2005-04-11 Devang Patel <dpatel@apple.com>
9391 * tree-vect-analyze.c (vect_analyze_operations): Check
9392 vectorizable codition.
9393 * tree-vect-transform.c (vect_is_simple_cond): New function.
9394 (vectorizable_condition): New function.
9395 (vect_transform_stmt): Handle condition_vec_info_type.
9396 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9397 condition_vec_info_type.
9398 (vectorizable_condition): New.
9400 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9402 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9403 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9404 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9406 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9407 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9409 * dwarf2out.c (output_line_info): Don't try to dereference
9410 a NULL current_function_decl.
9412 * config/t-slibgcc-darwin: Don't put shared libraries in
9413 directories other than $(slibdir).
9414 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9417 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9419 PR tree-optimization/20933
9420 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9421 logic to reject aliases between read-only and writable
9423 (may_alias_p): ... here.
9424 (get_tmt_for): Do not associate read-only tags to pointers
9425 whose pointed-to type is not read-only.
9426 * tree-ssa.c (verify_ssa): Check that memory stores have at
9427 least one V_MAY_DEF or V_MUST_DEF.
9429 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9432 * configure.ac (gcc_UNLOCKED_FUNCS): New.
9433 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9434 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9435 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9437 (fwrite_unlocked): Fix prototype.
9439 * configure, config.in: Regenerate.
9441 2005-04-11 David Edelsohn <edelsohn@gnu.org>
9443 * tree-ssa-loop-im.c: Include real.h.
9444 (determine_invariantness_stmt): If real division divisor is
9445 invariant and flag_unsafe_math_optimizations enabled, generate
9446 invariant reciprocal for hoisting.
9447 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9449 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9451 Fix PR tree-optimization/20926
9453 * tree-ssa-alias.c (add_type_alias): Handle subvars.
9455 2005-04-11 Devang Patel <dpatel@apple.com>
9457 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9460 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9462 * fold-const.c (fold_binary_op_with_conditional_arg):
9463 use fold_buildN instead of "fold (buildN" in some
9465 (fold_unary): Likewise.
9466 (fold_binary): Likewise.
9468 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
9470 Fix PR tree-optimization/20612
9471 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9473 (perfect_nestify): preheaderbb is *not* part of loop of the
9476 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
9478 * tree-ssa-alias.c (may_alias_p): If the variable
9479 is a global variable and the pointer is parameter
9480 and -fargument-noalias-global is used, then
9481 the pointer cannot alias the variable.
9483 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
9485 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9486 * config/sparc/sparc.h: Likewise.
9487 * config/sparc/sparc.md: Likewise.
9489 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
9491 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9493 * tree-vrp.c: Fix a comment typo.
9495 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9497 PR tree-optimization/20920
9498 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9499 SSA_NAME flows through an abnormal edge.
9500 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9501 through abnormal edges.
9502 (maybe_add_assert_expr): Likewise.
9504 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
9506 * config/s390/s390.h (s390_tune_string, s390_arch_string)
9507 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9508 (s390_stack_size_string, s390_stack_guard_string, target_flags)
9509 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9510 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9511 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9512 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9513 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9514 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9515 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9516 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9517 (TARGET_HANDLE_OPTION): Likewise.
9518 (s390_tune): Initialize to PROCESSOR_max.
9519 (s390_arch_string): Make static.
9520 (s390_tune_string, s390_warn_framesize_string): Delete.
9521 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9522 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9523 (s390_handle_arch_option, s390_handle_option): New functions.
9524 (override_options): Remove parsing of option strings.
9525 * config/s390/s390.opt: New file.
9527 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9529 * tree-complex.c (expand_vector_operations): Call
9530 update_stmt_if_modified.
9532 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
9534 * tree-vect-analyze (vect_determine_vectorization_factor):
9535 Do not use GET_MODE_NUNITS.
9536 * tree-vect-transform.c (vect_get_vec_def_for_operand,
9537 (vectorizable_load, vect_transform_loop): Likewise.
9539 2005-04-11 Uros Bizjak <uros@kss-loka.si>
9541 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9542 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9543 * optabs.h (enum optab_index): Add new OTI_lceil.
9544 (lceil_optab): Define corresponding macro.
9545 * optabs.c (init_optabs): Initialize lceil_optab.
9546 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9547 and lceildi2 patterns.
9548 * builtins.c (expand_builtin_int_roundingfn): Handle
9549 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9550 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9551 BUILT_IN_LLCEIL{,F,L}.
9552 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9553 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9554 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9555 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9556 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9557 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9558 into lceil built-in function and (long long int)ceil{,f,l} into
9559 llceil built-in function.
9560 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9563 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9565 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9568 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
9570 * config/arm/arm.c: Fix a comment typo.
9571 * doc/tree-ssa.texi: Fix a typo.
9573 2005-04-10 Steven Bosscher <stevenb@suse.de>
9575 * cselib.c (clear_table): Rename to cselib_clear_table.
9576 * cselib.h (cselib_clear_table): Add prototype.
9577 * gcse.c (gcse_main): Make 'f' argument unused.
9578 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9579 of each basic block instead.
9580 (compute_sets, compute_hash_table_work): Likewise.
9581 (constprop_register): Change int 'alter_jumps' argument to bool.
9582 (do_local_cprop): Likewise.
9583 (local_cprop_pass): Likewise. Also walk basic blocks instead of
9584 the insn chain. Explicitly clear the cselib tables after finishing
9585 one basic block. Make sure there are no unterminated libcall blocks.
9586 Update compute_sets call.
9587 (cprop): Walk basic blocks instead of the insn chain.
9588 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9590 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9591 one_cprop_pass calls.
9593 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9595 * combine.c (combine_simplify_rtx): Remove a transformation that
9596 relies on an invalid assumption about rtl sign-extension semantics.
9598 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
9600 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9601 to build_int_cst_wide.
9603 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
9606 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9607 set the original address pseudo to the correct value before the
9608 original insn, if possible, and leave the insn alone, otherwise
9609 create a new pseudo, set it and replace it in the insn.
9610 * recog.c (validate_change_maybe_volatile): New.
9611 * recog.h (validate_change_maybe_volatile): Declare.
9613 2005-04-09 Caroline Tice <ctice@apple.com>
9615 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9616 Remove targetm.have_named_sections test.
9617 (fix_edges_for_rarely_executed_code): Likewise.
9618 (insert_section_boundary_note): Likewise.
9619 (reorder_basic_blocks): Check partitioning flag before calling
9620 verify_hot_cold_block_grouping.
9621 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9622 the function struct rather than global variables.
9623 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9624 (COLD_END_LABEL): Likewise
9625 (cold_text_section_label): New static global variable.
9626 (cold_end_label): Likewise.
9627 (dwarf2out_switch_text_section): Get hot/cold section labels from
9628 the function struct rather than global variables.
9629 (output_aranges): Use cold_text_section_label and cold_end_label;
9630 check partitioning flag before putting out delta.
9631 (output_ranges): Remove incorrect code attempting to use
9633 (output_line_info): Get cold section label from function struct.
9634 (add_location_or_const_value_attribute): Likewise.
9635 (get_subprogram_die): Get hot/cold section labels from function struct.
9636 (dwarf2out_var_location): Likewise.
9637 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9638 write out cold_text_section_label if partition flag is set.
9639 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9640 * function.h (struct function): Add new fields to point to hot/cold
9641 section labels: hot_section_label, cold_section_label,
9642 hot_section_end_label and cold_section_end_label; also add new field
9643 for cold text section name, unlikely_text_section_name.
9644 * opts.c (decode_options): Turn off partitioning flag if
9645 !targetm.have_named_sections.
9646 * output.h (hot_section_label): Remove.
9647 (hot_section_end_label): Remove.
9648 (cold_section_end_label): Remove.
9649 (unlikely_section_label): Remove.
9650 (unlikely_text_section_name): Remove.
9651 * passes.c (rest_of_handle_final): Remove code that frees
9652 unlikely_text_section_name.
9653 * varasm.c (unlikely_section_label): Remove.
9654 (hot_section_label): Remove.
9655 (hot_section_end_label): Remove.
9656 (cold_section_end_label): Remove.
9657 (unlikely_text_section_name): Remove.
9658 (initialize_cold_section_name): Modify to call
9659 targetm.strip_name_encoding; to store cold section name in current
9660 function struct, if it exists; and to only use the decl_section_name
9661 if flag_named_sections is true.
9662 (unlikely_text_section): Modify to get section name out of current
9663 function struct, if there is one; otherwise build it from
9664 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9665 (in_unlikely_text_section): Likewise.
9666 (named_section): Modify to get/put cold section name in current function
9667 struct, if there is one.
9668 (function_section): Change 'bool unlikely' to 'int reloc'; check
9669 targetm.have_named_sections before calling named_section.
9670 (current_function_section): Likewise.
9671 (assemble_start_function): Modify to get/put unlikely_text_section_name
9672 in current function struct; modify to get hot/cold section labels
9673 from function struct; initialize labels using
9674 ASM_GENERATE_INTERNAL_LABEL;
9675 test partitioning flag before writing out hot section label.
9676 (assemble_end_function): Test partitioning flag before writing out
9677 hot/cold section labels.
9678 (default_section_type_flags_1): Modify to use array instead of
9679 char* for unlikely_text_section_name; set flags correctly for
9680 cold text section if there is not a current function decl.
9682 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9684 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9685 and TI_VA_LIST_FPR_COUNTER_FIELD.
9686 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9687 * tree-pass.h (pass_stdarg): Add.
9688 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9689 * tree-stdarg.c: New file.
9690 * tree-stdarg.h: New file.
9691 * Makefile.in (OBJS-common): Add tree-stdarg.o.
9692 (tree-stdarg.o): Add dependencies.
9693 * function.h (struct function): Add va_list_gpr_size and
9694 va_list_fpr_size fields.
9695 * function.c (allocate_struct_function): Initialize them.
9696 * target.h (struct gcc_target): Add stdarg_optimize_hook.
9697 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9698 (TARGET_INITIALIZER): Add it.
9700 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9701 va_list_{g,f}pr_counter_field.
9702 (ix86_setup_incoming_varargs): Don't do anything if reg_save
9703 area will not be used. Only save registers that tree-stdarg.c
9704 detected they need saving.
9705 (ix86_va_start): Don't set up fields that won't be used.
9707 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9708 va_list_{g,f}pr_counter_field.
9709 (setup_incoming_varargs): Don't do anything if reg_save
9710 area will not be used. Only save registers that tree-stdarg.c
9711 detected they need saving.
9712 (rs6000_va_start): Don't set up fields that won't be used.
9714 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9715 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9716 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9717 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9719 2005-04-09 Jakub Jelinek <jakub@redhat.com>
9722 * config/i386/i386.c (construct_container): Pass empty aligned
9723 struct, union or class in memory.
9725 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
9727 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9728 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9729 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9730 config/rs6000/predicates.md: Fix comment typos.
9732 * sched-int.h (haifa_insn_data): Remove blockage and units.
9733 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9734 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9735 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9737 2005-04-09 Jan Hubicka <jh@suse.cz>
9738 Steven Bosscher <stevenb@suse.de>
9740 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9741 * cfgloop.c (get_loop_exit_edges): Likewise.
9742 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9744 * loop-unroll.c (analyze_insns_in_loop): Likewise.
9745 * tree-cfg.c (dump_cfg_status): Likewise.
9747 2005-04-09 David Edelsohn <edelsohn@gnu.org>
9749 * config/rs6000/predicates.md (altivec_register_operand): Remove
9750 redundant match_code test.
9751 (gpc_reg_operand): Same.
9752 (cc_reg_operand): Same.
9753 (cc_reg_not_cr0_operand): Same.
9755 2005-04-09 Jan Hubicka <jh@suse.cz>
9757 Forgotten hunk from my last merge patch:
9758 * final.c (output_addr_const): Do not call mark_referenced.
9760 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
9762 * doc/tree-ssa.texi: Add immediate use documentation.
9764 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
9766 * arm.c (FL_WBUF): Define.
9767 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
9768 (arm_is_6_or_7): Delete.
9769 (arm_tune_wbuf): New.
9770 (arm_override_options): Set arm_tune_wbuf.
9771 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9772 (arm_is_6_or_7): Delete declaration.
9773 (arm_tune_wbuf): New declartion.
9774 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9775 (model_wbuf): Derive from arm_tune_wbuf.
9776 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9777 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9778 (arm740t): Mark CPUs as having a write buffer.
9780 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9782 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9783 of 'const_double_operand' in operand 2 constraints. Update enable
9786 2005-04-09 Uros Bizjak <uros@kss-loka.si>
9788 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9789 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9790 * optabs.h (enum optab_index): Add new OTI_lfloor.
9791 (lfloor_optab): Define corresponding macro.
9792 * optabs.c (init_optabs): Initialize lfloor_optab.
9793 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9794 and lfloordi2 patterns.
9795 * builtins.c (expand_builtin_int_roundingfn): New prototype.
9796 (expand_builtin_int_roundingfn): New function.
9797 (fold_builtin_int_roundingfn): New prototype.
9798 (fold_builtin_int_roundingfn): New function, renamed from
9799 fold_builtin_lround.
9800 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9801 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9802 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9803 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9804 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9805 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9806 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9807 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9808 into lfloor built-in function and (long long int)floor{,f,l} into
9809 llfloor built-in function.
9810 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9813 2005-04-08 Ian Lance Taylor <ian@airs.com>
9815 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9816 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9817 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9818 (DO_COND, DO_BODY): Likewise.
9819 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9820 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9821 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9822 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9823 (build_continue_stmt, build_break_stmt): Don't declare.
9824 (c_do_switch_warnings): Update declaration.
9825 * c-gimplify.c (enum bc_t): Remove.
9826 (struct c_gimplify_ctx, ctxp): Remove.
9827 (push_context, pop_context): Remove static functions.
9828 (c_genericize): Don't call push_context or pop_context.
9829 (begin_bc_block, finish_bc_block): Remove static functions.
9830 (build_bc_goto): Likewise.
9831 (gimplify_c_loop): Likewise.
9832 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9833 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9834 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9835 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9836 * c-common.c (c_do_switch_warnings): Rename from
9837 c_do_switch_warnings_1.
9838 (c_do_switch_warnings) [old version]: Remove.
9839 (c_do_switch_expr_warnings): Remove.
9840 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9841 function instead of c_do_switch_expr_warnings.
9842 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9843 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9844 * c-pretty-print.c (pp_c_statement): Likewise.
9845 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9847 2005-04-08 Devang Patel <dpatel@apple.com>
9849 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9850 While selecting replacement condition pay attention to loop header.
9852 2005-04-08 Diego Novillo <dnovillo@redhat.com>
9854 Merge from tree-cleanup-branch: VRP, store CCP, store
9855 copy-prop, incremental SSA updating of FUD chains and
9856 newly exposed symbols.
9858 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
9859 (OBJS-common): Add tree-vrp.o.
9860 (tree-vrp.o): New rule.
9861 * basic-block.h (nearest_common_dominator_for_set): Declare.
9862 * common.opt (ftree-store-ccp): New flag.
9863 (ftree-copy-prop): New flag.
9864 (ftree-vrp): New flag.
9865 (ftree-store-copy-prop): New flag.
9866 * dominance.c (nearest_common_dominator_for_set): New.
9867 * domwalk.c (walk_dominator_tree): Only traverse
9868 statements in blocks marked in walk_data->interesting_blocks.
9869 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
9870 * fold-const.c (fold): Handle ASSERT_EXPR.
9871 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
9872 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
9873 flag_tree_vrp at -O2.
9874 * timevar.def (TV_TREE_VRP): Define.
9875 (TV_TREE_COPY_PROP): Define.
9876 (TV_TREE_STORE_COPY_PROP): Define.
9877 (TV_TREE_SSA_INCREMENTAL): Define.
9878 (TV_TREE_STORE_CCP): Define.
9879 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
9880 to kill_redundant_phi_nodes from comment.
9881 (verify_expr): Handle ASSERT_EXPR.
9882 * tree-dfa.c (mark_new_vars_to_rename): Remove second
9883 argument. Update all users.
9884 (mark_call_clobbered_vars_to_rename): Remove. Update all
9886 * tree-flow-inline.h (unmodifiable_var_p): New.
9887 * tree-flow.h (enum value_range_type): Declare.
9888 (struct value_range_def): Declare.
9889 (value_range): Declare.
9890 (remove_all_phi_nodes_for): Remove. Update all users.
9891 (find_phi_node_for): Declare.
9892 (add_type_alias): Declare.
9893 (count_uses_and_derefs): Declare.
9894 (kill_redundant_phi_nodes): Remove.
9895 (rewrite_into_ssa): Remove.
9896 (rewrite_def_def_chains): Remove.
9897 (update_ssa, register_new_name_mapping, create_new_def_for,
9898 need_ssa_update_p, name_registered_for_update_p,
9899 release_ssa_name_after_update_ssa, dump_repl_tbl,
9900 debug_repl_tbl, dump_names_replaced_by,
9901 debug_names_replaced_by, mark_sym_for_renaming,
9902 mark_set_for_renaming, get_current_def, set_current_def,
9903 get_value_range, dump_value_range, debug_value_range,
9904 dump_all_value_ranges, debug_all_value_ranges,
9905 expr_computes_nonzero, loop_depth_of_name,
9906 unmodifiable_var_p): Declare.
9907 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
9909 * tree-into-ssa.c (block_defs_stack): Update comment.
9910 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
9911 syms_to_rename, names_to_release, repl_tbl,
9912 need_to_initialize_update_ssa_p, need_to_update_vops_p,
9913 need_to_replace_names_p): New locals.
9914 (NAME_SETS_GROWTH_FACTOR): Define.
9915 (struct repl_map_d): Declare.
9916 (struct mark_def_sites_global_data): Add field
9918 (enum rewrite_mode): Declare.
9919 (REGISTER_DEFS_IN_THIS_STMT): Define.
9920 (compute_global_livein): Use last_basic_block instead of
9922 (set_def_block): Remove last argument. Update all callers.
9923 (prepare_use_operand_for_rename): Remove. Update all callers.
9924 (prepare_def_operand_for_rename): Remove. Update all callers.
9925 (symbol_marked_for_renaming): New.
9928 (repl_map_hash): New.
9930 (repl_map_free): New.
9931 (names_replaced_by): New.
9932 (add_to_repl_tbl): New.
9933 (add_new_name_mapping): New.
9934 (mark_def_sites): Assume that all the operands in the
9935 statement are in normal form.
9936 (find_idf): Assert that the block in the stack is valid.
9937 (get_default_def_for): New.
9938 (insert_phi_nodes_for): Add new argument 'update_p'.
9940 If update_p is true, add a new mapping between the LHS of
9941 each new PHI and the name that it replaces.
9942 (insert_phi_nodes_1): Only call find_idf if needed.
9943 (get_reaching_def): Call get_default_def_for.
9944 (rewrite_operand): Remove.
9945 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
9946 and REWRITE_THIS_STMT are false.
9947 Assume that all the operands in the statement are in
9949 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
9950 (rewrite_virtual_phi_arguments): Remove.
9951 (invalidate_name_tags): Remove.
9952 (register_new_update_single, register_new_update_set,
9953 rewrite_update_init_block, replace_use,
9954 rewrite_update_fini_block, rewrite_update_stmt,
9955 rewrite_update_phi_arguments): New.
9956 rewrite_blocks): Remove argument 'fix_virtual_phis'.
9957 Add arguments 'entry', 'what' and 'blocks'.
9958 Initialize the dominator walker according to 'what' and
9960 Start the dominator walk at 'entry'.
9961 (mark_def_site_blocks): Add argument 'interesting_blocks'.
9962 Use it to configure the dominator walker.
9963 (rewrite_into_ssa): Remove argument 'all'.
9965 (rewrite_all_into_ssa): Remove.
9966 (rewrite_def_def_chains): Remove.
9967 (mark_def_interesting, mark_use_interesting,
9968 prepare_phi_args_for_update, prepare_block_for_update,
9969 prepare_def_site_for, prepare_def_sites,
9970 dump_names_replaced_by, debug_names_replaced_by,
9971 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
9972 delete_update_ssa, create_new_def_for,
9973 register_new_name_mapping, mark_sym_for_renaming,
9974 mark_set_for_renaming, need_ssa_update_p,
9975 name_registered_for_update_p, ssa_names_to_replace,
9976 release_ssa_name_after_update_ssa,
9977 insert_updated_phi_nodes_for, update_ssa): New.
9978 * tree-loop-linear.c (linear_transform_loops): Call
9979 update_ssa instead of rewrite_into_ssa.
9980 * tree-optimize.c (vars_to_rename): Remove.
9982 (init_tree_optimization_passes): Replace
9983 pass_redundant_phi with pass_copy_prop.
9985 Replace pass_ccp with pass_store_ccp.
9986 Add pass_store_copy_prop after pass_store_ccp.
9987 (execute_todo): If the TODO_ flags don't include updating
9988 the SSA form, assert that it does not need to be updated.
9989 Call update_ssa instead of rewrite_into_ssa and
9990 rewrite_def_def_chains.
9991 If TODO_verify_loops is set, call verify_loop_closed_ssa.
9992 (tree_rest_of_compilation):
9993 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
9994 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
9995 TODO_cleanup_cfg): Renumber.
9996 (TODO_verify_loops, TODO_update_ssa,
9997 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
9998 TODO_update_ssa_only_virtuals): Define.
9999 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10001 * tree-phinodes.c (make_phi_node): Update documentation.
10002 (remove_all_phi_nodes_for): Remove.
10003 (find_phi_node_for): New.
10004 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10005 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10006 (interpret_rhs_modify_expr): Likewise.
10007 * tree-sra.c (decide_instantiations): Mark all symbols in
10008 SRA_CANDIDATES for renaming.
10009 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10010 (mark_all_v_defs): New function. Update all users to call it
10011 with the whole list of scalarized statements, not just the
10013 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10014 (compute_flow_insensitive_aliasing): If the tag is
10015 unmodifiable and the variable isn't or vice-versa, don't
10016 make them alias of each other.
10017 (setup_pointers_and_addressables): If the type tag for
10018 VAR is about to change, mark the old one for renaming.
10019 (add_type_alias): New.
10020 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10021 (ccp_lattice_t): Rename from latticevalue.
10022 (value): Remove. Update all users.
10023 (const_val): New local variable.
10024 (do_store_ccp): New local variable.
10025 (dump_lattice_value): Handle UNINITIALIZED.
10026 (debug_lattice_value): New.
10027 (get_default_value): Re-write.
10028 (set_lattice_value): Re-write.
10029 (def_to_varying): Remove. Update all users.
10030 (likely_value): Return VARYING for statements that make
10031 stores when STORE_CCP is false.
10032 Return VARYING for any statement other than MODIFY_EXPR,
10033 COND_EXPR and SWITCH_EXPR.
10034 (ccp_initialize): Re-write.
10035 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10036 Move to tree-ssa-propagate.c.
10037 (ccp_lattice_meet): Handle memory stores when
10038 DO_STORE_CCP is true.
10039 (ccp_visit_phi_node): Likewise.
10040 (ccp_fold): Likewise.
10041 (evaluate_stmt): Likewise.
10042 (visit_assignment): Likewise.
10043 (ccp_visit_stmt): Likewise.
10044 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10047 (pass_ccp): Use it.
10048 (do_ssa_store_ccp): New.
10049 (gate_store_ccp): New.
10050 (pass_store_ccp): Declare.
10051 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10052 (may_propagate_copy): Reformat.
10053 Don't abort if ORIG is a virtual and DEST isn't.
10054 If NEW does not have alias information but DEST does,
10056 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10057 copy_prop_kind, which_copy_prop): Declare.
10058 (stmt_may_generate_copy, get_copy_of_val,
10059 get_last_copy_of, set_copy_of_val, dump_copy_of,
10060 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10061 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10062 init_copy_prop, fini_copy_prop, execute_copy_prop,
10063 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10064 store_copy_prop): New.
10065 (pass_copy_prop, pass_store_copy_prop): Declare.
10066 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10067 'num_const_prop' and 'num_copy_prop'.
10068 (cprop_operand): Update them.
10069 (dump_dominator_optimization_stats): Dump them.
10070 (tree_ssa_dominator_optimize): Call update_ssa instead of
10072 (loop_depth_of_name): Declare extern.
10073 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10074 values for LOW or HIGH.
10075 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10076 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10077 (cprop_operand): Only propagate if VAL != OP.
10078 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10079 statement for renaming.
10080 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10081 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10082 add_type_alias if necessary.
10083 Call mark_new_vars_to_rename.
10084 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10085 mark every statement updated, call update_ssa and
10086 rewrite_into_loop_closed_ssa.
10087 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10088 from LIVEIN if VAR is a virtual.
10089 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10090 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10091 (get_call_expr_operands): Reformat statement.
10092 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10094 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10095 SSA_NAME_VALUE for every name.
10096 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10097 get_value_loaded_by): New.
10098 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10099 substitute_and_fold): Move from tree-ssa-ccp.c.
10100 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10101 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10102 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10104 * tree-ssa.c (verify_use): Fix error message.
10105 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10106 check_phi_redundancy, kill_redundant_phi_nodes,
10107 pass_redundant_phi): Remove. Update all users.
10108 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10109 add_type_alias, if necessary.
10110 * tree-vectorizer.h (struct _stmt_vect_info): Update
10111 documentation for field 'memtag'.
10112 * tree-vrp.c: New file.
10113 * tree.def (ASSERT_EXPR): Define.
10114 * tree.h (ASSERT_EXPR_VAR): Define.
10115 (ASSERT_EXPR_COND): Define.
10116 (SSA_NAME_VALUE_RANGE): Define.
10117 (struct tree_ssa_name): Add field 'value_range'.
10118 (PHI_REWRITTEN): Remove.
10119 (struct tree_phi_node): Remove field 'rewritten'.
10120 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10121 -ftree-store-copy-prop): Document.
10122 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10123 Document usage of update_ssa.
10125 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10128 * config/rs6000/predicates.md (altivec_register_operand): Accept
10130 (and64_operand): Do not limit CONST_INT to mask64_operand.
10131 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10132 (and_operand): Do not limit CONST_INT to mask_operand.
10134 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10136 PR rtl-optimization/20466
10137 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10138 for overlap of the address of each list member.
10139 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10141 2005-04-08 Mike Stump <mrs@apple.com>
10143 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10145 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10148 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10150 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10152 * function.c (push_function_context_to): Don't set
10153 contains_functions.
10154 * function.h (function): Remove contains_functions.
10155 (current_function_contains_functions): Remove.
10157 * function.h (function): Remove instrument_entry_exit.
10158 (current_function_instrument_entry_exit): Remove.
10160 * function.h (nonlocal_labels): Remove.
10162 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10164 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10165 (check_attr_value, write_attr_get, write_expr_attr_cache,
10166 find_attr, make_internal_attr): Don't reference negative_ok or
10168 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10169 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10170 (ATTR_STATIC): Adjust the value.
10172 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10174 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10176 * config/s390/tpf.h (ASM_SPEC): Define.
10178 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10180 * tree-flow.h: Remove the prototype for
10181 redirect_immediate_uses.
10182 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10184 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10186 * arm.c (arm_const_double_by_parts): New function.
10187 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10188 * arm.md (define_split for 64-bit constants): Add another one.
10190 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10192 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10194 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10196 * system.h: Revert last change.
10198 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10200 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10201 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10202 (TARGET_SWITCHES): Delete.
10203 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10204 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10205 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10206 * config/xtensa/xtensa.opt: New file.
10208 2005-04-08 Ben Elliston <bje@au.ibm.com>
10210 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10211 * config/fp-bit.h: Tidy comments.
10213 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10215 * system.h: Poison PARAMS.
10217 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10219 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10220 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10221 (TARGET_SWITCHES): Delete.
10222 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10223 * config/vax/vax.opt: New file.
10225 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10227 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10229 2005-04-07 Ian Lance Taylor <ian@airs.com>
10231 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10233 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10234 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10237 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10239 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10240 all immediate uses in PHI nodes.
10242 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10244 * arm.c (arm_const_double_inline_cost): Handle any constant by
10245 using gen_lowpart and gen_highpart_mode.
10246 (note_invalid_constants): All constants in an RTX with a constraint
10247 that permits memory are now pushed to the constant pool.
10248 (output_move_double): Delete code to handle reg to reg and
10249 constant to reg moves.
10250 (const_double_needs_minipool, output_mov_immediate): Delete.
10251 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10252 CONST_INT and CONST_VECTOR.
10253 * arm.md (ANY64): New mode macro.
10254 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10255 (movdf_soft_insn): Split reg-reg and const-reg moves.
10256 (split patterns for 64-bit constant and register moves): New.
10257 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10258 (cirrus_movdf_hard_insn): Likewise.
10259 * fpa.md (movdf_fpa): Likewise.
10260 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10261 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10263 (movv2si_internal_2): Likewise.
10264 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10265 (movdf_vfp): Likewise.
10266 * arm-protos.h (output_mov_immediate): Delete prototype.
10268 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10271 * simplify-rtx.c (simplify_unary_operation_1): Check
10272 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10274 2005-04-06 James E Wilson <wilson@specifixinc.com>
10277 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10280 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10282 * coverage.h (GCOV_TYPE_NODE): Delete.
10283 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10284 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10285 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10286 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10287 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10289 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10292 * Makefile.in (gcc.pot): Remove options.c dependency.
10293 * optc-gen.awk: Don't quote help strings with N_().
10295 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10297 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10298 the function returns a pointer type.
10300 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10302 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10303 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10304 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10305 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10306 explicit_uses members.
10307 (get_or_create_used_part_for): Initialize new fields.
10308 (fieldoff_compare): New function.
10309 (create_overlap_variables_for): Count number of fields, use
10310 heuristic to determine whether to create subvars for vars with
10311 only implicit uses.
10312 Sort the field list by offset and avoid creating duplicate SFT's.
10314 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10316 * c.opt (-F): Remove trailing whitespace from help string.
10317 (-finput-charset): Use a tab to separate the switch name and help
10319 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10320 (-ftree-vectorizer-verbose): Likewise.
10322 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10324 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10325 a PHI argument where a use occurs instead of all PHI arguments.
10327 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10329 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10332 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10334 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10335 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10336 config/bfin/bfin.h: Fix comment typos.
10338 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10340 * doc/install.texi: Update the URL for Jacks.
10341 * doc/sourcebuild.texi: Likewise.
10343 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10346 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10347 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10349 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10351 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10353 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10355 * config/v850/v850-protos.h (override_options): Delete.
10356 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10357 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10358 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10359 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10360 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10361 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10362 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10363 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10364 (OVERRIDE_OPTIONS): Delete.
10365 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10366 (small_memory_info): Remove the value field.
10367 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10368 TARGET_NO_APP_REGS.
10369 * config/v850/v850.c (small_memory): Remove the value field.
10370 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10371 (override_options): Delete.
10372 (v850_handle_memory_option, v850_handle_option): New functions.
10373 * config/v850/v850.opt: New file.
10375 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10377 * config.host: Add a section for generic hosts, and a subsection
10378 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10379 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10380 * config/host-darwin.h: New.
10381 * config/x-darwin: New.
10382 * config/i386/host-i386-darwin.c: New.
10383 * config/i386/x-darwin: New.
10384 * config/rs6000/host-darwin.c: Include host-darwin.h.
10385 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10386 (darwin_rs6000_gt_pch_use_address): Likewise.
10387 * config/rs6000/x-darwin: Change name of .o built, update
10388 dependencies for changes to rs6000/host-darwin.c.
10390 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10393 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10395 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10397 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10398 split_loop_exit_edge instead of loop_split_edge_with.
10400 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10402 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10403 UNSPEC_SET_VSCR): New constants, used throughout.
10404 (*andc3_v4sf): New.
10405 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10407 (altivec_vspltis<VI_char>): ... this pattern, using
10408 a QImode const_int_operand for the immediate.
10409 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10412 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10415 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10417 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10419 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10421 2005-04-06 Ben Elliston <bje@au.ibm.com>
10423 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10424 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10425 macros as living in "this file" and not gcc.h.
10427 2005-04-06 Ben Elliston <bje@au.ibm.com>
10429 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10430 -ftree-live_range_split. Perhaps renamed at some point?
10432 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10435 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10436 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10438 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
10440 * tree-flow.h (number_of_iterations_cond): Declaration removed.
10441 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10442 (number_of_iterations_special): New function.
10443 (number_of_iterations_exit): Use number_of_iterations_special.
10444 Use simplify_using_outer_evolutions only at -O3.
10445 (number_of_iterations_cond, tree_simplify_using_condition,
10446 simplify_using_initial_conditions, loop_niter_by_eval,
10447 compare_trees, can_count_iv_in_wider_type_bound,
10448 simplify_using_outer_evolutions): Use fold_build.
10450 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
10452 * doc/install.texi (Configuration): Document --with-java-home.
10454 2005-04-05 Richard Henderson <rth@redhat.com>
10458 * config/i386/i386.c (print_operand): Handle vector zeros.
10459 (ix86_split_to_parts): Handle CONST_VECTOR.
10460 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10461 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10462 what modes to tie for MMX and SSE registers.
10463 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10464 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10465 to vector modes as well.
10466 * config/i386/predicates.md (const0_operand): Handle VOIDmode
10467 properly as an input mode.
10469 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10471 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10473 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10475 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10477 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10479 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10480 and local functions, set sse_nregs to 8 and float_in_sse.
10481 (function_arg_advance, function_arg): If float_in_sse, pass
10482 SFmode and DFmode arguments in SSE registers.
10483 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10485 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10486 of -funit-at-a-time.
10488 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10490 * config/i386/i386-protos.h (ix86_function_value): Accept two
10491 arguments, like the target macro.
10492 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10493 * config/i386/i386.c (ix86_function_value): Accept the second
10494 argument of the target macro.
10495 (ix86_function_ok_for_sibcall): Pass a function pointer to
10496 ix86_function_value.
10497 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10498 call to ix86_value_regno).
10499 (ix86_value_regno): Add support for returning floating point values
10502 2005-04-05 Jakub Jelinek <jakub@redhat.com>
10504 PR tree-optimization/20076
10505 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10506 that call __builtin_return or __builtin_apply_args.
10508 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
10510 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10511 Use immediate use iterator.
10512 (stmt_is_bumper_for_loop): Use immediate use iterator.
10513 * predict.c (strip_builtin_expect): Use update_stmt.
10514 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10515 on all elements of a STATEMENT_LIST.
10516 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10517 (bsi_remove): Remove imm_use links and mark the stmt as modified.
10518 (bsi_replace): Mark stmt as modified and the update it.
10519 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10520 (expand_complex_libcal): Call update_stmt.
10521 (expand_complex_comparison): Call mark_stmt_modified.
10522 (expand_complex_operations_1): Call update_stmt_if_modified.
10523 (expand_vector_operations_1): Call mark_stmt_modified.
10524 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10525 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10526 add_immediate_use, redirect_immediate_use,
10527 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10528 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10529 (mark_new_vars_to_rename): Call update_stmt.
10530 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10531 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10533 (unmodify_stmt): Delete.
10534 (update_stmt): New. Force an update of a stmt.
10535 (update_stmt_if_modified): update a stmt if it is out of date.
10536 (get_stmt_operands): Verify stmt is NOT modified.
10537 (stmt_modified_p): Update comment.
10538 (delink_imm_use): Remove a use node from its immuse list.
10539 (link_imm_use_to_list): Link a use node to a specific list.
10540 (link_imm_use): Link a node to the correct list.
10541 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10542 it in the correct list, if appropriate.
10543 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10544 (relink_imm_use): Link a use node in place of another node in a list.
10545 (relink_imm_use_stmt): LInk a node in place of another node, and set
10547 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
10548 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
10549 (first_safe_imm_use): New. Initialize a safe immuse iterator.
10550 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
10551 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
10552 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
10553 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
10554 (has_zero_uses): New. Return true if there are no uses of a var.
10555 (has_single_use): New. Return true if there is only a single use of a
10557 (single_imm_use): New. Return the simgle immediate use.
10558 (num_imm_uses): New. Return the number of immediate uses.
10559 (get_v_must_def_ops): Use is now a pointer.
10560 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10561 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10563 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10564 (delink_stmt_imm_use): Delink all immuses from a stmt.
10565 (phi_arg_index_from_use): New. Return a phi arg index for a use.
10566 * tree-flow.h (struct dataflow_d): Delete.
10567 (immediate_use_iterator_d): New. Immediate use iterator struct.
10568 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
10569 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
10570 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
10572 (struct stmt_ann_d): Remove dataflow_t from struct.
10573 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
10574 (if_convertible_phi_p): Use FAST immuse iterator.
10575 (if_convertible_loop_p): Don't call compute_immediate_uses.
10576 (replace_phi_with_cond_modify_expr): Call update_stmt.
10577 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10578 update_stmt_if_modified.
10579 (rewrite_all_into_ssa): Initialize ssa operands.
10580 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10581 compute_immediate_uses.
10582 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10583 ssa_property is available.
10584 (execute_one_pass): Change parameters passed to execute_todo.
10585 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10586 (remove_ssa_form): Call fini_ssa_operands.
10587 (insert_backedge_copies): Delete call to modify_stmt.
10588 * tree-phinodes.c (make_phi_node): Initialize use nodes.
10589 (release_phi_node): Delink any use nodes before releasing.
10590 (resize_phi_node): Relink any use nodes.
10591 (remove_phi_arg_num): Delink the use node.
10592 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10593 (remove_all_phi_nodes_for): Release phi node first.
10594 * tree-pretty-print.c (dump_generic_node): Print stmt address.
10595 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10596 (scalarize_use, scalarize_copy): Call update_stmt.
10597 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10598 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10599 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10600 (ccp_initialize): Remove call to compute_immediate_uses.
10601 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10602 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10604 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10605 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10606 (eliminate_redundant_computations): Call mark_stmt_modified.
10607 (cprop_operand): Call mark_stmt_modified.
10608 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10609 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10610 (dse_optimize_stmt): Use new immuse interface.
10611 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10612 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10613 (substitute_single_use_vars): Use new immuse interface.
10614 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10615 and compute_immediate_uses.
10616 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10618 (rewrite_mem_refs): Call update_stmt.
10619 (determine_lsm): Remove call to compute_imm_uses and free_df.
10620 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10621 (try_unroll_loop_completely): Call update_stmt.
10622 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10623 (rewrite_use_compare): Call update_stmt.
10624 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10625 (rewrite_use) : Call update_stmt.
10626 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10627 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10629 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10630 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10631 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10633 (initialize_vuse_operand): New. Initialize a vuse operand.
10634 (initialize_v_may_def_operand): New. Initialize a maydef operand.
10635 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
10636 (finalize_ssa_defs): Use stmt parameter.
10637 (correct_use_link): Ensure a use node is in the correct list, and has
10638 the correct stmt pointer.
10639 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10640 finalize_ssa_v_must_defs): Also initialize use nodes.
10641 (finalize_ssa_stmt_operands): Pass extra stmt operands.
10642 (build_ssa_operands): Seperate parsing from final operand construction.
10643 (parse_ssa_operands): New. Parse entry point for operand building.
10644 (swap_tree_operands): New. Swap 2 tree operands.
10645 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
10647 (get_expr_operands): Call swap_tree_operands when needed.
10648 (copy_virtual_operands): Use initialize routines for virtual use ops.
10649 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10650 (verify_abort): New. Issue imm_use error.
10651 (verify_imm_links): New Verify imm_use links for a var.
10652 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
10653 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
10654 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
10655 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
10656 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10657 (NULL_USE_OPERAND_P) Define.
10658 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10660 (struct vuse_operand_type): New struct.
10661 (SET_USE): Call set_ssa_use_from_ptr.
10662 (USE_STMT): Define.
10663 (PHI_ARG_INDEX_FROM_USE): Define.
10664 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10665 argument via SET_USE, not PHI_ARG_DEF_TREE.
10666 * tree-ssa-pre.c (eliminate): Call update_stmt.
10667 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
10669 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10670 (nearest_common_dominator_of_uses): Use imm_use iterator.
10671 (statement_sink_location): Use imm_use iterator and interface.
10672 (execute_sink_code): Don't call compute_immediate_uses or free-df.
10673 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10674 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10675 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10676 (verify_ssa): Ensure no stmt is marked modify after optimization pass
10677 if new parameter is true.
10678 (init_tree_ssa): Don't initialize operand cache here.
10679 (delete_tree_ssa): Don't destroy operand cache here.
10680 (propagate_into_addr): Pass in a use pointer, return true if anything
10682 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10683 (check_phi_redundancy): Use imm_use iterator.
10684 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10686 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10687 (release_ssa_name): Delink node and all elements in its imm_use list.
10688 * tree-tailcall.c (adjust_return_value): Call update_stmt.
10689 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10690 * tree-vectorizer.c (need_imm_uses_for): Delete.
10691 (vectorize_loops): Dont call compute_immediate_uses or free_df.
10692 * tree.h (struct ssa_imm_use_d): Define.
10693 (SSA_NAME_IMM_USE_NODE): Define.
10694 (struct tree_ssa_name): Add imm_use node.
10696 (PHI_ARG_IMM_USE_NODE): Define.
10697 (struct phi_arg_d): Add imm_use node.
10698 (struct tree_phi_node): Remove struct dataflow_d element.
10699 (TDF_STMTADDR): Define.
10701 2005-04-05 Dale Johannesen <dalej@apple.com>
10703 * doc/invoke.texi (Optimization Options): Remove
10704 duplicate -fcse-follow-jumps. Add -fweb.
10705 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
10706 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
10708 2005-04-05 Per Bothner <per@bothner.com>
10710 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10711 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10712 (warn_uninit): Get EXPR_LOCUS from context now instead.
10713 This fixes a USE_MAPPED_LOCATION testsuite failure.
10715 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10717 2005-04-05 Per Bothner <per@bothner.com>
10719 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10720 of the artification 'return 0' in main() to BUILTINS_LOCATION.
10721 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10724 2004-04-05 Devang Patel <dpatel@apple.com>
10726 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10727 (lhsr<mode>3): ... new name.
10728 (altivec_vsra<VI_char>): Rename to ..
10729 (ashr<mode>3): ... new name.
10730 * config/rs6000/rs6000.c (builtin_description): Rename shift
10733 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
10735 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10736 gen_lowpart_for_combine.
10737 * cse.c (gen_lowpart_if_possible): Move...
10738 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
10739 gen_lowpart_SUBREG.
10740 (gen_lowpart_no_emit_general): Use it.
10742 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10744 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10747 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
10749 * system.h: Fix typo.
10751 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
10753 * config/bfin/bfin-modes.def: New file.
10754 * config/bfin/bfin-protos.h: New file.
10755 * config/bfin/bfin.c: New file.
10756 * config/bfin/bfin.h: New file.
10757 * config/bfin/bfin.md: New file.
10758 * config/bfin/bfin.opt: New file.
10759 * config/bfin/crti.s: New file.
10760 * config/bfin/crtn.s: New file.
10761 * config/bfin/elf.h: New file.
10762 * config/bfin/lib1funcs.asm: New file.
10763 * config/bfin/predicates.md: New file.
10764 * config/bfin/t-bfin: New file.
10765 * config/bfin/t-bfin-elf: New file.
10766 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10767 Document new attributes.
10768 (interrupt, interrupt_handler, saveall): Update documentation for
10770 * doc/install.texi (Specific): Add entry for the Blackfin.
10771 * doc/invoke.texi (Blackfin Options): New section.
10772 * doc/md.texi (Blackfin family): New section to document constraints.
10773 * config.gcc: Add bfin*-* and bfin*-elf configurations.
10775 2005-04-05 Olivier Hainque <hainque@adacore.com>
10777 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10778 match what the system unwinder expects.
10779 * config/mips/mips.c (mips_frame_set): If we're saving the return
10780 address register and the dwarf return address column number differs
10781 from the hard register number, adjust the note reg to refer to the
10784 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
10786 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10787 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10788 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10789 (processor_type): New enum.
10790 (mn10300_processor): New variable.
10791 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10792 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10793 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10794 (PROCESSOR_DEFAULT): New macro.
10795 * config/mn10300/mn10300.c (mn10300_processor): New variable.
10796 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10797 (mn10300_handle_option, mn10300_override_options): New functions.
10798 * config/mn10300/mn10300.opt: New file.
10800 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
10801 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10803 PR tree-optimization/19903
10804 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10805 that don't fit in their type after conversion.
10807 2005-04-05 Uros Bizjak <uros@kss-loka.si>
10810 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10811 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10812 Allocate local stack slots here. Set ix86_optimize_mode_switching.
10813 flag here. Implement using define_insn_and_split.
10814 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10815 (frndintxf2_mask_pm_i387): New insn patterns.
10816 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10817 Do not set ix86_optimize_mode_switching flag.
10818 (ceilsf2, ceildf2, ceilxf2): Same.
10819 (btruncsf2, btruncdf2, btruncxf2): Same.
10820 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10822 2005-04-05 Ian Lance Taylor <ian@airs.com>
10825 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10826 i386_pe_record_external_function.
10827 (i386_pe_record_external_function): Update declaration.
10828 * config/i386/winnt.c (struct extern_list): Add decl field.
10829 (i386_pe_record_external_function): Add decl parameter.
10830 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10832 * config/i386/i386-protos.h (i386_pe_record_external_function):
10833 Update declaration.
10835 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
10837 * config/m68k/m68k-protos.h: Add a prototype for
10838 valid_dbcc_comparison_p_2.
10839 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10840 extend_operator, const_uint32_operand, const_sint32_operand,
10841 general_src_operand, nonimmediate_src_operand,
10842 memory_src_operand, post_inc_operand, pre_dec_operand,
10843 pcrel_address): Move to predicates to predicates.md.
10844 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10845 * config/m68k/m68k.md: Include predicates.md.
10846 * config/m68k/predicates.md: New.
10848 2005-04-04 Roger Sayle <roger@eyesopen.com>
10850 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10852 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10854 2005-04-04 Ian Lance Taylor <ian@airs.com>
10856 * c-typeck.c (struct c_switch): Rename switch_stmt field to
10858 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
10859 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
10860 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
10861 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
10862 * c-common.c (c_do_switch_warnings_1): New static function broken
10863 out of c_do_switch_warnings.
10864 (c_do_switch_warnings): Call c_do_switch_warnings_1.
10865 (c_do_switch_expr_warnings): New function.
10866 * c-common.h (c_do_switch_expr_warnings): Declare.
10868 2005-04-04 David Edelsohn <edelsohn@gnu.org>
10869 Daniel Jacobowitz <dan@codesourcery.com>
10871 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
10873 * rtlanal.c (may_trap_p): Same.
10875 2005-04-04 Dale Johannesen <dalej@apple.com>
10877 * ChangeLog: remove reference to ChangeLog.12.
10879 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
10881 CRIS epilogue as RTL.
10882 * config/cris/cris.md: Change all 0 in unspec 0 to
10884 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10885 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10887 ("return"): Change to define_expand. Call cris_expand_return for
10889 ("*return_expanded"): New pattern.
10890 ("epilogue"): New define_expand.
10891 * config/cris/cris.h (PREDICATE_CODES): Add
10892 cris_load_multiple_op.
10893 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
10895 (enum cris_retinsn_type): New.
10896 (struct machine_function): New member return_type.
10897 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
10898 (cris_target_asm_function_epilogue): Remove, moving RTLified
10900 (cris_expand_epilogue): New function.
10901 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
10902 (cris_gen_movem_load, cris_load_multiple_op)
10903 (cris_return_address_on_stack_for_return, cris_expand_return): New
10905 (cris_target_asm_function_prologue)
10906 (cris_initial_frame_pointer_offset): Call
10907 cris_reg_saved_in_regsave_area instead of complicated expression.
10908 Call cris_return_address_on_stack instead of an expression.
10909 (cris_print_operand) <case 'o', case 'O'>: New cases.
10910 (cris_return_address_on_stack): Change return-type to bool.
10911 (cris_simple_epilogue): Ditto. Return false if registers are
10913 * config/cris/cris-protos.h (cris_simple_epilogue)
10914 (cris_return_address_on_stack): Adjust prototype return type.
10915 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
10916 (cris_return_address_on_stack_for_return): New prototypes.
10918 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
10920 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
10921 gpr_or_int12_operand.
10923 * config/frv/frv-protos.h: Add a prototype to
10924 frv_legitimate_memory_operand and frv_const_unspec_p.
10925 (frv_unspec): Move from frv.c.
10926 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
10927 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
10928 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
10929 gpr_or_fpr_operand, gpr_or_int12_operand,
10930 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
10931 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
10932 int6_operand, int5_operand, uint5_operand, uint4_operand,
10933 uint1_operand, int_2word_operand, uint16_operand,
10934 upper_int16_operand, integer_register_operand,
10935 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
10936 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
10937 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
10938 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
10939 move_destination_operand, movcc_fp_destination_operand,
10940 frv_function_symbol_referenced_p, move_source_operand,
10941 condexec_dest_operand, condexec_source_operand,
10942 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
10943 const_unspec_operand, gpr_or_memory_operand,
10944 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
10945 icc_operand, fcc_operand, cc_operand, icr_operand,
10946 fcr_operand, cr_operand, call_operand, sibcall_operand,
10947 symbolic_operand, relational_operator,
10948 integer_relational_operator, float_relational_operator,
10949 ccr_eqne_operator, minmax_operator,
10950 condexec_si_binary_operator, condexec_si_media_operator,
10951 condexec_si_divide_operator, condexec_si_unary_operator,
10952 condexec_sf_conv_operator, condexec_sf_add_operator,
10953 condexec_memory_operand, intop_compare_operator, acc_operand,
10954 even_acc_operand, quad_acc_operand, accg_operand: Move to
10956 * config/frv/frv.h (PREDICATE_CODES): Remove.
10957 * config/frv/frv.md: Include predicates.md.
10958 * config/frv/predicates.md: New.
10960 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10963 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
10964 * tree-ssa-loop-ivopts.c: Include langhooks.h.
10965 (add_standard_iv_candidates_for_size): New function, extracting code
10966 from add_standard_iv_candidates and parameterizing it by type size.
10967 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
10969 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
10971 * system.h (GCOV_SIZE_TYPE): Unposion.
10972 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
10973 (GCOV_TYPE_SIZE): ...this new macro.
10974 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
10975 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
10976 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
10977 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
10978 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
10979 instead of unsigned_intSI_type_node.
10980 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
10981 (rtl_gen_one_value_profiler_no_edge_manipulation)
10982 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
10983 * value-prof.c: Include coverage.h.
10985 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
10986 Diego Novillo <dnovillo@redhat.com>
10988 Fix PR tree-optimization/20703
10989 Fix PR tree-optimization/20725
10991 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
10992 (create_expression_by_pieces): Ditto.
10993 (valid_in_set): Ditto. Also handle tcc_declaration.
10994 (find_or_generate_expression): Handle comparison class.
10995 (insert_into_preds_of_block): Ditto.
10996 (insert_aux): Ditto.
10997 (create_value_expr_from): Handle comparison class, recursively
10998 handle reference nodes.
10999 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11000 (execute_pre): Fix spacing.
11001 (do_fre): Renamed to execute_fre.
11003 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11005 * doc/invoke.texi (SPARC options): Document that
11006 -mlittle-endian is not supported on Linux either.
11008 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11012 * config.gcc (Obsolete configurations): Remove
11013 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11014 (sparclite-*-coff*): Delete.
11015 (sparclite-*-elf*): Likewise.
11016 (sparc86x-*-elf*): Likewise.
11017 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11018 * config/sparc/lite.h: Delete.
11019 * config/sparc/litecoff.h: Likewise.
11020 * config/sparc/liteelf.h: Likewise.
11021 * config/sparc/sp86x-elf.h: Likewise.
11022 * config/sparc/t-sparclite: Likewise.
11023 * config/sparc/t-sp86x: Likewise.
11025 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11027 * config/s390/s390-protos.h: (s390_comparison,
11028 s390_alc_comparison, s390_slb_comparison, const0_operand,
11029 consttable_operand, larl_operand, s_operand,
11030 shift_count_operand, bras_sym_operand, load_multiple_operation,
11031 store_multiple_operation, s390_plus_operand): Remove prototypes.
11032 (s390_legitimate_address_without_index_p): New prototype.
11033 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11035 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11036 const0_operand, consttable_operand, larl_operand, s_operand,
11037 shift_count_operand, bras_sym_operand, load_multiple_operation,
11038 store_multiple_operation, s390_plus_operand): Move to
11040 (check_mode): Remove.
11041 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11043 (s390_legitimate_address_without_index_p): New.
11044 * config/s390/s390.h (PREDICATE_CODES): Remove.
11045 * config/s390/s390.md: Include predicates.md.
11046 * config/s390/predicates.md: New.
11048 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11051 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11052 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11053 (NEED_INDICATE_EXEC_STACK): Define to 1.
11054 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11055 (NEED_INDICATE_EXEC_STACK): Define to 1.
11056 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11057 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11058 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11059 (pic_helper_emitted_p): New global.
11060 (emit_pic_helper): New function extracted from...
11061 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11062 Do not call emit_pic_helper if delay_pic_helper is true.
11063 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11064 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11065 (sparc_file_end): New function.
11067 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11069 * config/mcore/mcore-protos.h: Remove the prototypes for
11070 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11071 mcore_general_movdst_operand, mcore_reload_operand,
11072 mcore_arith_J_operand, mcore_arith_K_operand,
11073 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11074 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11075 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11076 mcore_literal_K_operand, mcore_addsub_operand,
11077 mcore_compare_operand, mcore_load_multiple_operation,
11078 mcore_store_multiple_operation, mcore_call_address_operand.
11079 Add a prototype for const_ok_for_mcore.
11080 * config/mcore/mcore.c (mcore_call_address_operand,
11081 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11082 mcore_arith_reg_operand, mcore_reload_operand,
11083 mcore_arith_J_operand, mcore_arith_K_operand,
11084 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11085 mcore_arith_M_operand, mcore_arith_imm_operand,
11086 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11087 mcore_literal_K_operand, mcore_addsub_operand,
11088 mcore_compare_operand, mcore_load_multiple_operation,
11089 mcore_store_multiple_operation): Move to predicates.md.
11090 (const_ok_for_mcore): Export.
11091 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11092 * config/mcore/mcore.md: Include predicates.md.
11093 * config/mcore/predicates.md: New.
11095 * config/mcore/predicates.md: Fix a comment typo.
11097 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11098 Adrian Straetling <straetling@de.ibm.com>
11100 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11101 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11102 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11104 ("imul"): Removed from "type" attribute.
11105 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11106 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11107 Changed type to imulsi.
11108 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11110 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11112 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11113 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11114 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11115 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11116 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11117 (TARGET_SWITCHES, mcore_stack_increment_string)
11118 (TARGET_OPTIONS): Delete.
11119 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11120 than *_BIT constants.
11121 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11122 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11123 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11124 (mcore_override_options): Delete mcore_stack_increment code.
11125 Change use of M340_BIT to MASK_M340.
11126 * config/mcore/mcore.opt: New file.
11128 2005-04-04 Ian Lance Taylor <ian@airs.com>
11130 * config/arm/arm.c (replace_symbols_in_block): Remove static
11133 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11135 * config/fr30/fr30-protos.h: Remove the prototypes for
11136 stack_add_operand, add_immediate_operand,
11137 high_register_operand, low_register_operand, call_operand,
11138 di_operand, and nonimmediate_di_operand.
11139 * config/fr30/fr30.c (stack_add_operand,
11140 add_immediate_operand, high_register_operand,
11141 low_register_operand, call_operand, di_operand,
11142 nonimmediate_di_operand): Move to predicates.md.
11143 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11144 * config/fr30/fr30.md: Include predicates.md.
11145 * config/fr30/predicates.md: New.
11147 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11148 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11149 mcore_call_address_operand.
11151 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11152 general_movsrc_operand.
11154 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11156 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11159 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11162 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11165 2005-04-04 Richard Henderson <rth@redhat.com>
11166 Jakub Jelinek <jakub@redhat.com>
11168 PR rtl-optimization/16104
11169 * fold-const.c (fold_unary): Fix folding of vector conversions.
11171 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11173 * config.gcc (xstormy16-*-elf): Set extra_options.
11174 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11175 * config/stormy16/stormy16.opt: New file.
11177 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11179 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11180 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11181 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11182 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11183 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11184 (TARGET_UNIX_ASM): Delete.
11185 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11186 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11187 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11188 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11189 * config/pdp11/pdp11.opt: New file.
11191 2005-04-03 Roger Sayle <roger@eyesopen.com>
11192 Alexandre Oliva <aoliva@redhat.com>
11195 * fold-const.c (non_lvalue): Split tests into...
11196 (maybe_lvalue_p): New function.
11197 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11198 C++ front-end prior to lowering into gimple form.
11200 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11202 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11203 BUILT_IN_STRNCASECMP): New.
11204 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11207 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11210 * arm.md (addsi3_compare0_for_combiner): Delete.
11211 (addsi3_compare0_scratch_for_combiner): Delete.
11212 (cmpsi_neg_shiftsi): Delete.
11213 (compare_negsi_si): New pattern.
11214 (cmpsi_negshiftsi_si): New pattern.
11215 (negated_cbranchsi4): Restrict to equality_operator.
11217 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11220 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11222 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11225 * doc/install.texi: Fix a typo.
11227 2005-04-03 Steven Bosscher <stevenb@suse.de>
11229 PR middle-end/20648
11230 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11231 a computed goto if the edge to the computed goto block has
11232 incoming abnormal edges. Clarify how the function works.
11234 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11236 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11237 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11238 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11239 hash_scan_set, reg_set_between_after_reload_p,
11240 reg_used_between_after_reload_p, get_avail_load_store_reg,
11241 eliminate_partially_redundant_load): Likewise.
11242 * postreload.c (reload_cse_simplify_set,
11243 reload_combine_note_use): Likewise.
11244 * predict.c (predict_insn, expected_value_to_br_prob,
11245 propagate_freq, expensive_function_p): Likewise.
11246 * print-rtl.c (print_rtx): Likewise.
11247 * profile.c (instrument_edges, instrument_values,
11248 compute_branch_probabilities, branch_prob, union_groups,
11249 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11250 * protoize.c (in_system_include_dir, file_could_be_converted,
11251 file_normally_convertible, gen_aux_info_file, seek_to_line,
11252 do_cleaning): Likewise.
11253 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11254 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11255 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11257 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11259 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11260 * modulo-sched.c (undo_replace_buff_elem): New structure.
11261 (kernel_number_of_cycles, ps_unschedule_node,
11262 undo_generate_reg_moves,free_undo_replace_buff,
11263 undo_permute_partial_schedule, loop_single_full_bb_p,
11264 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11265 build_loops_structure, get_sched_window): New.
11266 (generate_reg_moves): Return undo_replace_buff_elem and other
11268 (generate_prolog_epilog): Remove old loop versioning.
11269 (sms_schedule): Use loop information and loop_version.
11270 (sms_schedule_by_order): Split part of it to get_sched_window.
11271 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11272 cfg_layout_finalize and free_dominance_info before/after SMS.
11274 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11276 * cfghooks.c (lv_flush_pending_stmts,
11277 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11278 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11279 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11280 lv_add_condition_to_bb,
11281 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11282 flush_pending_stmts): New in cfg_hooks structure.
11283 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11284 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11285 lv_add_condition_to_bb): New declarations.
11286 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11288 (loop_version): Declare.
11289 * cfgloopmanip.c (cfghooks.h): Include.
11290 (duplicate_loop_to_header_edge): Change return type to bool.
11291 (loop_version, lv_adjust_loop_entry_edge): Move here.
11292 * cfgrtl.c (cfgloop.h): Include.
11293 (rtl_verify_flow_info_1): Fix.
11294 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11295 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11297 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11298 tree_lv_add_condition_to_bb): New.
11299 (tree_cfg_hooks): Add new hooks to initialization.
11300 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11301 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11303 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11305 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11306 xstormy16_below100_or_register,
11307 xstormy16_splittable_below100_or_register, and
11308 nonimmediate_nonstack_operand.
11310 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11311 xstormy16_ineqsi_operator, equality_operator,
11312 inequality_operator, shift_operator,
11313 xstormy16_below100_operand, xstormy16_below100_or_register,
11314 xstormy16_splittable_below100_or_register,
11315 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11316 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11317 equality_operator, inequality_operator,
11318 xstormy16_below100_operand, xstormy16_below100_or_register,
11319 xstormy16_splittable_below100_or_register,
11320 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11321 nonimmediate_nonstack_operand, shift_operator): Move to
11323 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11324 * config/stormy16/stormy16.md: Include predicates.md.
11325 * config/stormy16/predicates.md: New.
11327 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11329 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11330 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11331 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11332 move_operand, power_of_2_operand): Move to predicates.md.
11333 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11334 PREDICATE_CODE): Remove.
11335 * config/iq2000/iq2000.md: Include predicates.md.
11336 * config/iq2000/predicates.md: New.
11338 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11340 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11341 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11342 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11343 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11344 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11345 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11346 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11347 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11348 (TARGET_M68HC11): Delete.
11349 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11350 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11351 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11352 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11353 (nb_soft_regs): Delete.
11354 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11355 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11356 and MASK_M6812 being set simultaneously. Change the code that sets
11357 the default m68hc11_soft_reg_count to use integers instead of strings.
11358 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11359 m68hc11_soft_reg_count (which now has an int type) as the number
11361 * config/m68hc11/m68hc11.opt: New file.
11363 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11365 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11366 fp_displacement_operand, sp_displacement_operand.
11368 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11370 Remove the prototypes for tst_operand, cmp_operand,
11371 stack_register_operand, d_register_operand,
11372 hard_addr_reg_operand, splitable_operand,
11373 m68hc11_logical_operator, m68hc11_arith_operator,
11374 m68hc11_non_shift_operator, m68hc11_shift_operator,
11375 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11376 non_push_operand, hard_reg_operand, and
11377 reg_or_some_mem_operand.
11378 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11380 (tst_operand, cmp_operand, non_push_operand,
11381 splitable_operand, reg_or_some_mem_operand,
11382 stack_register_operand, d_register_operand,
11383 hard_addr_reg_operand, hard_reg_operand,
11384 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11385 m68hc11_arith_operator, m68hc11_non_shift_operator,
11386 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11388 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11389 * config/m68hc11/m68hc11.md: Include predicates.md.
11390 * config/m68hc11/predicates.md: New.
11392 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11395 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11396 change checked in along with 2005-03-03's patch for debug/20253.
11397 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11398 (remap_decl): Insert type decl in map earlier.
11400 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11402 PR tree-optimization/20640
11403 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11404 post-dominator if it has phi nodes.
11405 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11406 before dead statements.
11408 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11410 PR middle-end/20491
11411 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11413 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11415 PR rtl-optimization/20290
11416 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11417 in every iteration if the entry point is the exit test.
11419 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11421 * config/cris/cris.md (attribute "length"): Define.
11423 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11425 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11426 (word_offset_memref_operand): New.
11427 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11428 (indexed_or_indirect_operand): Delete.
11429 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11430 (indexed_or_indirect_operand): Delete.
11432 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11435 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11438 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11439 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11441 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
11443 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11445 2005-04-01 Ian Lance Taylor <ian@airs.com>
11447 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11448 (rus, prus): Remove static variables.
11449 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11450 (process_command): Permit report_times and use_pipes together.
11452 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11454 * c-decl.c (validate_proto_after_old_defn): Look at
11455 TYPE_MAIN_VARIANT of argument types.
11457 2005-04-01 Paul Brook <paul@codesourcery.com>
11459 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11460 (arm_output_function_epilogue): Allow call_via_SP.
11461 (thumb_call_via_reg, arm_file_end): Ditto.
11462 * config/arm/arm.h (struct machine_function): Include space for SP.
11463 (thumb_call_via_label): Update declaration.
11465 2005-04-01 Ian Lance Taylor <ian@airs.com>
11467 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11468 doing a peephole optimization, once again put any notes in the
11471 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11473 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11475 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11477 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11478 (block_alloc, find_free_reg): Likewise.
11479 * loop-doloop.c (doloop_modify): Likewise.
11480 * loop-invariant.c (record_use): Likewise.
11481 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11482 get_iv_value, canon_condition, eliminate_implied_condition,
11483 eliminate_implied_condition, simplify_using_initial_values,
11484 shorten_into_mode, canonicalize_iv_subregs,
11485 iv_number_of_iterations): Likewise.
11486 * loop-unroll.c (expand_var_during_unrolling): Likewise.
11487 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11488 unswitch_loop): Likewise.
11489 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11490 move_movables, replace_call_address, find_and_verify_loops,
11491 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11492 record_giv, final_giv_value, general_induction_var,
11493 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11494 loop_giv_dump): Likewise.
11496 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11497 GCOV_CHECK_WRITING): Remove.
11498 (gcov_position, gcov_rewrite): Use gcc_assert.
11499 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11500 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11501 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11504 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11506 * tree-inline.c: Fix a typo.
11508 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
11510 * configure.ac (enable-checking): Explicitly set all variables for
11511 collective switch values. Alphabetize variables. Rename
11512 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
11514 * doc/install.texi (enable-checking): Update documentation.
11515 * configure: Rebuilt.
11517 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11519 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11522 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11524 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11525 Also reject cases where this pattern will cause load delay stalls
11526 unless optimizing for size and it will produce a shorter sequence.
11527 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11528 variants to avoid pre-adjusting the base when possible.
11530 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
11532 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11533 the frame and argument pointers.
11534 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11535 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11536 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11537 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11538 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11539 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11541 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
11543 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11544 with entry for selectany attribute.
11545 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11547 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11548 (i386_pe_asm_named_section): Handle sections generated by
11549 selectany attribute.
11550 * doc/extend.texi (selectany): Document attribute.
11552 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
11553 Jan Hubicka <jh@suse.cz>
11555 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11556 to fix addresses involving EBP and ESP.
11557 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11558 for SUBREGed registers.
11559 (legitimate_address_p): Accept SUBREGed registers.
11561 2005-04-01 Jakub Jelinek <jakub@redhat.com>
11564 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11565 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11568 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11570 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11572 2005-04-01 James E Wilson <wilson@specifixinc.com>
11575 * dwarf2out.c (rtl_for_decl_init): New function.
11576 (rtl_for_decl_location): Extracted from here.
11577 (tree_add_const_value_attribute): Call rtl_for_decl_init and
11578 add_const_value_attribute. Delete initializer_constant_valid_p call.
11580 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
11582 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11583 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11584 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11585 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11586 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11587 config/i386/i386.md, config/rs6000/predicates.md,
11588 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11589 config/s390/s390.c, config/stormy16/stormy16.c,
11590 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11593 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
11596 * gimplify.c (gimplify_expr): Create a temporary for lvalue
11597 COND_EXPR and CALL_EXPR.
11599 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
11602 * genautomata.c (first_cycle_unit_presence): Check all alternative
11603 states for unit presence.
11605 * doc/md.texi: Remove remark about impossibility to query unit
11606 presence in non nondeterministic automaton state.
11608 * config/ia64/ia64.c (get_template): Change order of unit querying.
11610 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11612 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11615 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
11617 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11618 flag for edges outside any loops.
11620 2005-03-31 Janis Johnson <janis187@us.ibm.com>
11622 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11624 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11626 * tree-ssa-alias.c: Follow spelling conventions.
11627 * doc/tree-ssa.texi: Fix a typo.
11629 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
11631 * postreload-gcse.c: Include target.h.
11632 (gcse_after_reload_main): Return early if we cannot modify jumps.
11633 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11635 2005-03-31 David Edelsohn <edelsohn@gnu.org>
11637 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11638 expensive operations.
11640 2005-03-31 Ian Lance Taylor <ian@airs.com>
11642 * collect2.c (lderrout): New variable.
11643 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
11644 if it is set, to stderr.
11645 (handler): Unlink lderrout if it is set.
11646 (dump_file): Add "to" parameter. Change all callers.
11647 (main): Initialize lderrout.
11648 (collect_execute): Add errname parameter. Change all callers.
11649 Rename redir parameter to outname. Never pass
11650 PEX_STDERR_TO_STDOUT to pex_run.
11651 * collect2.h (collect_execute, dump_file): Update declarations.
11652 * tlink.c (tlink_execute): Add errname parameter. Change all
11654 (do_tlink): Check lderrout as well as ldout.
11656 2005-03-31 Caroline Tice <ctice@apple.com>
11658 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11659 (bb-reorder.o): Add errors.h to list of requirements.
11660 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11661 profiledbootstrap flags.
11662 * bb-reorder.c (errors.h): Add new include.
11663 (struct bbro_basic_block_data_def): Add new field, in_trace.
11664 (add_unlikely_executed_notes): Remove function.
11665 (mark_bb_for_unlikely_executed_section): Remove function.
11666 (insert_section_boundary_note): New function.
11667 (verify_hot_cold_block_grouping): New function.
11668 (push_to_next_round_p): Remove variables and tests that push all
11669 cold blocks to last round.
11670 (find_traces): Remove code that added extra round of trace finding
11671 when doing partitioning.
11672 (find_traces_1_round) : Remove variable last_round; add code to
11673 update new struct field, in_trace; correct trace_length where it was
11674 incorrect before (after call to copy_bb); change code that pushed all
11675 cold blocks to last round. Instead verify that all blocks going into
11676 a trace belong in the same partition.
11677 (connect_traces): Modify to connect the traces in two passes, if the
11678 function contains both hot and cold blocks. The first pass connects
11679 all the traces for blocks in the partition that the first block in
11680 the function belongs to; the second pass connnects all the traces
11681 containing blocks that belong in the other partition.
11682 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11683 code that automatically put the first block in a function into the
11684 hot partition if the function had any hot blocks.
11685 (fix_crossing_unconditional_branches): Check number of succ edges
11686 before attempting to get one.
11687 (fix_edges_for_rarely_executed_code): Update comment describing
11689 (reorder_basic_blocks): Add code to initialize new field (in_trace);
11690 remove call to add_unlikely_executed_notes; add call to
11691 verify_hot_cold_block_grouping.
11692 (duplicate_computed_gotos): Don't change computed goto if it's a
11694 (partition_hot_cold_basic_blocks): Update function comment.
11695 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11697 (try_forward_edges): Likewise.
11698 (merge_blocks_move_predecessor_nojumps): Likewise.
11699 (merge_blocks_move_successor_nojumps): Likewise.
11700 (merge_blocks_move): Likewise.
11701 (try_crossjump_bb): Likewise.
11702 * cfglayout.c (update_unlikely_executed_notes): Remove function.
11703 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11704 notes to cold bb's; remove call to update_unlikely_executed_notes.
11705 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11706 NOTE_INSN_SWITCH_TEXT_SECTIONS.
11707 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11708 function declaration.
11709 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11710 from consideration.
11711 (rtl_can_merge_blocks): Remove redundancy from condition.
11712 (try_redirect_by_replacing_jump): Likewise.
11713 (force_nonfallthru_and_redirect): Remove code for adding
11714 UNLIKELY_EXECUTED_CODE notes to cold bb's.
11715 (commit_one_edge_insertion): Likewise.
11716 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11717 * dbxout.c (FORCE_TEXT): Replace function_section with
11718 current_function_section.
11719 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11720 function, switch_text_section.
11721 (struct xcoff_debug): Likewise.
11722 (dbxout_function_end): Add code to put out label diffs for both
11723 hot and cold sections.
11724 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11725 for new debug_hooks funciton, switch_text_section..
11726 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
11727 switch_text_section.
11728 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
11729 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11730 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11731 dw_fde_switched_sections.
11732 (output_call_frame_info): Add test to see if function switches text
11733 sections in the middle; if so, use appropriate extra hot and cold
11734 section labels to compute size deltas for the hot and cold sections.
11735 (dwarf2out_begin_prologue): Add code to initialize new fields in
11737 (dwarf2out_switch_text_section): New function (invoked through
11738 debug_hook); updates new fields in dw_fde_struct appropriately and
11739 increments separate_line_info_table_in_use.
11740 (dwarf2_debug_hooks): Initialize switch_text_section function to be
11741 dwarf2out_switch_text_section.
11742 (struct var_loc_node): Add new field, section_label.
11743 (output_aranges): Add code to check whether in hot or cold section and
11744 use the appropriate label in calculating deltas.
11745 (output_ranges): Likewise.
11746 (output_line_info): Add code to check which section we're in and
11747 use appropriate hot/cold label.
11748 (add_location_or_constant_value_attribute): Likewise.
11749 (gen_subprogam_die): Modify arange attributes to use correct labels.
11750 (dwarf2out_begin_block): Change call to function_section into call to
11751 current_function_section.
11752 (dwarf2out_end_block): Likewise.
11753 (dwarf2out_source_line): Likewise.
11754 (dwarf2out_var_location): Add code to check whether in hot or cold
11755 section and use the appropriate label.
11756 * except.c (output_function_exception_table): Change call to
11757 function_section into call to current_function_section.
11758 * final.c (profile_function): Likewise.
11759 (scan_ahead_for_unlikely_executed_note): Remove function.
11760 (final_scan_insn): Remove calls to
11761 scan_ahead_for_unlikely_executed_note, and related code for switching
11762 to cold section, except for the single time
11763 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
11764 debug_hooks->switch_text_sections; replace appropriate calls to
11765 function_section with calls to current_function_section.
11766 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11767 test_bb to condition.
11768 (find_if_case_2): Likewise.
11769 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11770 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
11771 * opts.c (decode_options): Change warning about hot/cold partitioning
11772 with exceptionss to inform (so as not to cause bootstrap failures);
11773 remove warning about partitioning with DWARF debug info.
11774 * output.h (current_function_section): Add new function decl.
11775 (insert_section_boundary_note): Likewise.
11776 (enum in_section): Move this declaration here from varasm.c.
11777 (unlikely_section_label): Likewise.
11778 (unlikely_text_section_name): Likewise.
11779 (last_text_section_name): New global variable.
11780 (last_text_section): Likewise.
11781 (hot_section_label): Likewise.
11782 (hot_section_end_label): Likewise.
11783 (cold_section_end_label): Likewise.
11784 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11785 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11786 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11787 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11788 insn from consideration.
11789 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11790 switch_text_section.
11791 * varasm.c (basic-block.h): Add new include.
11792 (unlikely_section_label_printed): Remove global variable.
11793 (unlikely_section_label): Make global variable not be static any more.
11794 (unlikely_text_section_name): Likewise.
11795 (hot_section_end_label): New global variable (not static)
11796 (first_function_block_is_cold): Likewise.
11797 (hot_section_label): Likewise.
11798 (cold_section_end_label): Likewise..
11799 (last_text_section): New global variable, not static.
11800 (last_text_section_name): New global variable, not static.
11801 (initialize_cold_section_name): New function.
11802 (enum in_section): Move declaration to output.h.
11803 (text_section): Update last_text_section.
11804 (unlikely_text_section): Replace code to determine cold section name
11805 with call to initialize_cold_section_name; Add code to update
11806 last_text_section; remove code for printing out label.
11807 (named_section_real): Add code to update last_text_section and
11808 last_text_section_name as appropriate.
11809 (function_section): Change test for 'unlikely' to depend on
11810 first_function_block_is_cold (moved old test to
11811 current_function_section).
11812 (current_function_section): New function.
11813 (assemble_start_function): Move code that frees
11814 unlikely_text_section_name; initialize hot_section_end_label;
11815 print hot and cold section labels at the start of the function;
11816 set first_function_block_is_cold, if appropriate; initialize l
11817 ast_text_section; add call to insert_section_boundary_note.
11818 (assemble_end_function): Add code to write out hot and cold section
11820 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11821 switch_text_section.
11822 * config/darwin.c (machopic_select_section): Replace incorrect
11823 function in base_funs; update reloc for cold sections if necessary.
11824 * config/darwin.h (SECTION_FUNCTION): Add code to update
11825 last_text_section if appropriate.
11826 (text_unlikely_section): Remove.
11827 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11828 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11829 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11830 partitioning for this architecture.
11832 2005-03-31 Olivier Hainque <hainque@adacore.com>
11834 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11835 defined and non-zero.
11837 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
11840 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11843 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11846 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11847 label operand. Remove (use (unspec..)). Don't emit a label on
11849 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11850 generate inline label for load_toc_v4_PIC_1b.
11851 (rs6000_emit_load_toc_table): Likewise.
11853 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
11855 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11856 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11858 2005-03-29 Devang Patel <dpatel@apple.com>
11860 * tree-sra.c (decide_block_copy): Disable scalarization of
11863 2005-03-30 Stuart Hastings <stuart@apple.com>
11864 Dale Johannesen <dalej@apple.com>
11866 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
11867 * print-tree.c (print_node): Add case STATEMENT_LIST.
11869 2005-03-31 Alan Modra <amodra@bigpond.net.au>
11871 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
11872 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
11873 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
11874 is given with "powerpc64*" or "all", or when --with-cpu chooses
11877 2005-03-30 James E. Wilson <wilson@specifixinc.com>
11880 * dwarf2out.c (add_high_low_attributes): New function, extracted from
11881 gen_lexical_block_die.
11882 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
11884 2005-03-31 Jan Hubicka <jh@suse.cz>
11886 2004-11-02 Jan Hubicka <jh@suse.cz>
11888 * cgraph.c (cgraph_varpool_node_name): New function.
11889 (dump_cgraph_varpool_node): New function.
11890 (dump_varpool): New function.
11891 * cgraphunit.c (cgraph_optimize): Dump varpool.
11893 2004-10-16 Jan Hubicka <jh@suse.cz>
11895 * cgraph.c (decide_is_variable_needed): New function.
11896 (cgraph_varpool_finalize_decl): Use it.
11897 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
11899 * final.c (output_addr_const): Do not call mark_referenced.
11900 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
11901 always go via cgraph.
11902 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
11903 (check_global_declarations): Ifdef out code clearing DECL_RTL.
11904 * tree-optimize.c (execute_inline): Mark functions called.
11905 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
11907 2004-10-11 Jan Hubicka <jh@suse.cz>
11909 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
11910 (cgraph_varpool_last_needed_node): New static variable.
11911 (enqueue_needed_varpool_node): Break out from ...; add items to the
11912 end of queue; update first pointers.
11913 (cgraph_varpool_mark_needed_node): ... here.
11914 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
11915 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
11916 * cgraph.h (cgraph_varpool_node): Add analyzed field.
11917 (cgraph_varpool_first_unanalyzed_node): Declare.
11918 * cgraphunit.c: Include output.h.
11919 (cgraph_varpool_analyze_pending_decls): New function.
11920 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
11921 for errors, analyze pending decls.
11922 (cgraph_finalize_compilation_unit): Only analyze decls.
11923 (cgraph_optimize): Assemble the decls after expanding.
11925 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
11927 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
11928 subvars get marked properly in tags for grouping.
11929 (add_pointed_to_var): Mark only actual pointed to
11930 variables/subvars in addresses needed.
11931 (create_overlap_variables_for): Clear call clobbered on original
11933 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
11934 addresable vars with subvars into list.
11935 * tree-ssa.c (verify_ssa_name): Verify original is not used where
11938 2005-03-30 Richard Henderson <rth@redhat.com>
11940 * cgraph.h (struct cgraph_node): Add alias.
11941 * varasm.c (assemble_alias): Set it.
11942 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
11943 avoid calling cgraph_expand_function.
11945 2005-03-30 Tom Tromey <tromey@redhat.com>
11947 * tree.def (FILE_TYPE): Removed.
11948 * typeclass.h (enum type_class): Removed file_type_class.
11949 * dwarf2out.c (is_base_type): Updated.
11950 (gen_type_die): Likewise.
11951 * dbxout.c (dbxout_type): Updated.
11952 * builtins.c (type_to_class): Updated.
11953 * tree.c (type_contains_placeholder_1): Updated.
11954 * config/sparc/sparc.c (sparc_type_code): Updated.
11955 * config/ia64/ia64.c (hfa_element_mode): Updated.
11956 * expr.c (count_type_elements): Updated.
11957 * stor-layout.c (layout_type): Updated.
11958 * tree-inline.c (remap_type): Updated.
11959 * tree-pretty-print.c (dump_generic_node): Updated.
11961 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
11963 * builtins.c (expand_builtin_powi): Fix mode of
11964 2nd argument to match int.
11965 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
11966 2nd argument type to int.
11967 * libgcc2.c: Change prototype of __powi* functions to use
11970 2005-03-30 Dale Johannesen <dalej@apple.com>
11972 PR middle-end/19225
11973 * calls.c (expand_call): Flush pending deferrals before
11976 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
11980 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
11981 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
11982 c_label_context, label_context_stack): New.
11983 * c-decl.c (define_label): Check for jumps into statement
11984 expressions. Add label to list of defined labels.
11985 (start_function): Push context on label_context_stack.
11986 (finish_function): Pop context from label_context_stack.
11987 * c-typeck.c (label_context_stack): New.
11988 (c_finish_goto_label): Check for jumps into statement
11989 expressions. Add label to list of jumped to labels.
11990 (struct c_switch): Add blocked_stmt_expr.
11991 (c_start_case): Initialize it.
11992 (do_case): Check it.
11993 (c_finish_case): Verify !blocked_stmt_expr.
11994 (c_begin_stmt_expr): Push context on label_context_stack.
11995 Increment blocked_stmt_expr. Mark labels jumped to from outside
11997 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
11998 defined in the statement expression and no longer jumpable to.
11999 Mark labels jumped to from just outside the statement expression
12000 as again definable. Pop context from label_context_stack.
12001 * doc/extend.texi (Statement Exprs): Update.
12003 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12006 * c-decl.c (start_function): Check for old_decl being
12009 2005-03-30 Ian Lance Taylor <ian@airs.com>
12011 * final.c (final): Remove prescan parameter. Change all callers.
12012 (final_scan_insn): Remove prescan parameter. Change all callers.
12014 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12016 * tree-vectorizer.c: Fix comment typos.
12018 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12020 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12021 as soon as a chrec_dont_know is detected.
12023 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12025 Merge from csl-arm-branch.
12026 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12028 * tlink.c (recompile_files): Do not assume that "rename" can
12029 overwrite an existing file.
12031 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12033 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12034 * gcc/configure: Regenerate.
12036 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12038 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12040 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12042 * calls.c (struct arg_data): Update "partial" comment.
12043 (load_register_parameters): Update "nregs" comment.
12045 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12047 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12048 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12049 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12050 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12051 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12052 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12053 than target_flags & 0.
12054 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12055 (iq2000_arch, iq2000_parse_cpu): Delete.
12056 (TARGET_HANDLE_OPTION): Override default.
12057 (iq2000_handle_option): New function.
12058 (override_options): Remove -march= and -mcpu= handling.
12059 * config/iq2000/iq2000.opt: New file.
12061 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12063 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12064 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12065 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12066 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12067 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12068 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12069 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12070 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12071 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12072 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12073 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12074 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12075 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12076 (TARGET_OPTIONS): Delete.
12077 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12078 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12079 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12080 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12081 (c4x_cpu_version_string): Delete.
12082 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12083 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12084 equivalent -mcpu= option.
12085 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12086 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12087 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12088 or clearing the appropriate MASK_* bit.
12089 (c4x_file_start): Use c4x_cpu_version.
12090 * config/c4x/c4x.opt: New file.
12092 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12094 * doc/options.texi: Document the new MaskExists flag.
12095 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12096 if the option has the MaskExists flag.
12098 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12100 * opt-functions.awk (flag_set_p, test_flag): New functions.
12101 (switch_flags): Use them.
12102 * opth-gen.awk: Use flag_set_p to check for flags.
12103 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12105 2005-03-30 Ian Lance Taylor <ian@airs.com>
12107 * config.host (i[34567]86-*-mingw32*): Don't set
12108 host_can_use_collect2 to no.
12110 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12113 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12114 Remove convert_memory_address call duplicating that in memory_address.
12116 2005-03-29 Richard Henderson <rth@redhat.com>
12119 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12120 (build_compound_literal): Likewise. Propagate decl type into the
12122 (finish_decl): Likewise. Use new return value from complete_array_type
12123 for zero sized arrays.
12124 (complete_array_type): Move ...
12125 * c-common.c (complete_array_type): ... here. Change first argument
12126 to pointer-to-type-node. Consistently use sizetype for the index
12127 except for zero sized arrays. Detect zero sized arrays for pedantic
12128 mode diagnostics. Create a new type node instead of modifying the
12130 * c-tree.h (complete_array_type): Move decl ...
12131 * c-common.h (complete_array_type): ... here.
12133 2005-03-29 Richard Henderson <rth@redhat.com>
12136 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12138 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12140 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12141 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12142 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12143 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12145 2005-03-29 Eric Christopher <echristo@redhat.com>
12147 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12148 truthvalue conversion removal.
12150 2005-03-29 Ian Lance Taylor <ian@airs.com>
12153 * collect2.c: Never include <vfork.h>.
12154 (VFORK_STRING, vfork): Don't define.
12155 (pid): Remove global variable.
12156 (handler): Call raise instead of kill (getpid(), ...).
12157 (collect_wait): Add pex parameter. Change all callers. Use
12158 pex_get_status rather than pwait.
12159 (do_wait): Add pex parameter. Change all callers.
12160 (collect_execute): Return struct pex_obj * rather than void. Use
12161 pex routines rather than pexecute.
12162 (fork_execute): Get pex_obj from collect_execute, and pass it to
12164 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12165 Only declare quit_handler if SIGQUIT is defined.
12166 (scan_libraries): Likewise.
12167 * collect2.h (collect_execute): Update declaration.
12168 (collect_wait): Update declaration.
12169 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12170 pass it to collect_wait.
12172 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12175 * c-parser.c (c_parser_compound_statement_nostart): Give error
12176 message for EOF instead of just setting parser->error.
12178 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12180 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12181 (slpeel_update_phi_nodes_for_guard1): New function.
12182 (slpeel_update_phi_nodes_for_guard2): New function.
12183 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12184 of slpeel_update_phi_nodes_for_guard.
12185 (vectorize_loops): Remove call to loop_closed_rewrite.
12186 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12189 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12191 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12192 (TARGET_LITTLE_ENDIAN): New macro.
12193 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12194 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12195 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12196 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12197 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12198 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12199 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12200 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12201 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12202 (TARGET_OPTIONS): Delete.
12203 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12204 (CACHE_FLUSH_TRAP): Turn into an integer.
12205 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12206 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12207 -mflush-trap is in use.
12208 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12209 (m32r_cache_flush_trap_string): Delete.
12210 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12211 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12212 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12213 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12214 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12215 -mmodel= and -msdata= handling from...
12216 (m32r_init): ...here.
12217 * config/m32r/m32r.opt: New file.
12219 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12221 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12222 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12223 * tree-vect-analyze.c (vect_object_analysis): additional parm
12224 pass back a "struct ptr_info_def *" with the points-to info.
12225 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12226 statement using info returned from vect_object_analysis.
12227 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12228 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12229 for virtual uses and defs when creating a replacement vector
12230 reference. Call duplicate_ssa_name_ptr_info to define points-to
12231 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12232 (vectorizable_store): copy_virtual_operands and update
12233 definition statements.
12234 (vectorizable_load): copy_virtual_operands. Remove call to
12235 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12236 * tree-vectorizer.c (vectorize_loops): Remove calls to
12237 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12238 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12239 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12240 define macro STMT_VINFO_PTR_INFO for use in accessing.
12241 * tree.h add export of duplicate_ssa_name_ptr_info.
12242 * rs6000.c (altivec_init_builtins): Declare builtin function
12243 __builtin_altivec_mask_for_load to be "const".
12245 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12247 PR middle-end/20622
12248 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12249 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12250 assemble_variable on aliases.
12251 * varasm.c (assemble_alias): Set node->alias.
12252 * toplev.c (wrapup_global_declarations): Don't call
12253 rest_of_decl_compilation on aliases again.
12255 2005-03-29 Paul Brook <paul@codesourcery.com>
12257 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12258 * config/arm/arm.c (arm_dbx_register_number): New function.
12259 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12261 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12263 PR middle-end/20263
12264 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12265 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12267 2005-03-29 Dale Johannesen <dalej@apple.com>
12269 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12270 $(TREE_H) and $(COVERAGE_H).
12271 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12272 * opts.c (common_handle_option): Enable tree-based value transforms.
12273 * toplev.c (process_options): Ditto.
12274 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12275 refers to references to this type.
12276 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12277 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12278 for may_be_more, may_be_less.
12279 (rtl_gen_pow2_profiler): Adjust.
12280 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12281 (rtl_gen_one_value_profiler): Adjust.
12282 (rtl_gen_const_delta_profiler): Adjust.
12283 * tree-profile.c (tree_gen_interval_profiler): Implement.
12284 (tree_gen_pow2_profiler): Ditto.
12285 (tree_gen_one_value_profiler): Ditto.
12286 (tree_profiling): New.
12287 (pass_tree_profile): Reference it.
12288 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12290 (insn_divmod_values_to_profile): Rename to
12291 rtl_divmod_values_to_profile. Adjust.
12292 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12293 (insn_prefetch_values_to_profile): Adjust.
12294 (rtl_value_profile_transformations): Adjust.
12295 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12296 (gen_mod_pow2): Rename to rtl_mod_pow2.
12297 (gen_mod_subtract): Rename to rtl_mod_subtract.
12298 (divmod_fixed_value_transform): Rename to
12299 rtl_divmod_fixed_value_transform.
12300 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12301 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12302 (rtl_find_values_to_profile): Adjust.
12303 (tree_value_profile_transformations): Implement.
12304 (tree_divmod_values_to_profile): New.
12305 (tree_values_to_profile): New.
12306 (tree_divmod_fixed_value): New.
12307 (tree_mod_pow2): New.
12308 (tree_mod_subtract): New.
12309 (tree_divmod_fixed_value_transform): New.
12310 (tree_mod_pow2_value_transform): New.
12311 (tree_mod_subtract_transform): New.
12312 (tree_find_values_to_profile): Implement.
12313 * profile.c (instrument_values): Free histograms.
12314 (compute_value_histograms): Adjust. Implement tree version.
12316 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12318 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12319 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12320 variable. Output "fldcw" depending on round_mode.
12321 * config/i386/i386.md (UNSPEC_FIST): New.
12322 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12323 New isns patterns to implement lrint and llrint built-ins as x87
12324 intrinsic function.
12325 (fistdi2, fist<mode>2 splitters): New splitters.
12326 (lrint<mode>2): New expanders.
12328 2005-03-28 Ian Lance Taylor <ian@airs.com>
12330 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12331 0 when calling final_scan_insn.
12333 2005-03-28 Jan Hubicka <jh@suse.cz>
12335 PR middle-end/20635
12336 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12339 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12340 types where possible.
12342 2005-03-26 Per Bothner <per@bothner.com>
12344 Make -f[no-]show-column also control non-cpp diagnostics.
12345 * c.opt (fshow-column): Move option from here ...
12346 * common.opt (fshow-column): ... to here.
12347 * diagnostic.c (diagnostic_build_prefix): Only print column number
12348 if flag_show_column.
12350 2005-03-27 Steven Bosscher <stevenb@suse.de>
12352 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12353 vax_output_conditional_branch): New prototypes.
12354 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12355 extracted from vax.md mov and add patterns.
12356 (vax_output_conditional_branch): New function to output conditional
12357 branch instructions.
12358 * vax.md: Use mode macros for arithmetic and mov patterns.
12359 Use code macros for the jump patterns.
12361 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12363 * Makefile.in (libbackend.o): Depend on version files;
12364 add custom generation command.
12366 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12369 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12370 sure that we have a REG before getting its REGNO.
12372 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12374 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12375 * builtins.def (BUILT_IN_STRNDUP): New.
12377 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12379 PR tree-optimization/20470
12380 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12383 2005-03-25 Mike Stump <mrs@apple.com>
12385 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12388 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12390 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12391 Use our own structure definitions.
12393 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12394 (fix_truncdfsi2): Allow registers or memory as destination.
12395 When TARGET_PPC_GFXOPT, generate simplified pattern.
12396 (fix_truncdfsi2_internal): Use define_insn_and_split.
12397 (fix_truncdfsi2_internal_gfxopt): New.
12398 (fctiwz): Don't confuse register allocation by giving it no choices.
12400 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12401 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12402 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12403 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12405 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12407 * dominance.c (free_dominance_info): Speed up by freeing et
12408 data structures without maintaining other nodes.
12409 * et-forest.c (et_free_tree_force): New.
12410 * et-forest.h: Add a prototype for et_free_tree_force.
12412 * tree.c (get_set_constructor_bits,
12413 get_set_constructor_bytes): Remove.
12414 * tree.h: Remove the corresponding prototypes.
12416 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12419 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12420 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12421 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12422 PRE_DEC, NEG and NOT.
12424 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12426 * fold-const.c: Convert uses of fold (build (...)) to
12429 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
12431 PR rtl-optimization/20249
12432 * cse.c (insert_regs): Do not record equivalence of registers in
12435 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
12437 * emit-rtl.c (reverse_comparison): Remove.
12438 * rtl.h: Remove the corresponding prototype.
12440 2005-03-24 James E Wilson <wilson@specifixinc.com>
12442 * doc/install.texi (--enable-altivec): Delete docs.
12444 2005-03-24 David Edelsohn <edelsohn@gnu.org>
12446 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12447 SFmode and DFmode before reload when
12448 flag_unsafe_math_optimizations not enabled.
12450 2005-03-24 Geoffrey Keating <geoffk@apple.com>
12452 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12454 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12455 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12457 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
12459 * configure.ac (enable-checking): Add 'runtime' option.
12460 * doc/install.texi (enable-checking): Document 'runtime' checking.
12461 * tsystem.h (gcc_assert, gcc_unreachable): Define.
12462 * config.in: Regenerated.
12463 * configure: Regenerated.
12465 2005-03-23 Uros Bizjak <uros@kss-loka.si>
12467 * optabs.h (enum optab_index): Remove OTI_llrint.
12468 (llrint_optab): Remove macro.
12469 * optabs.c (init_optabs): Remove llrint_optab initialization.
12470 * genopinit.c (optabs): Remove llrint_optab implementation.
12471 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12474 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
12476 PR rtl-optimization/20532
12477 * simplify-rtx.c (simplify_binary_operation_1): Protect from
12478 overflow when adding coefficients for PLUS or MINUS.
12479 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12482 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12484 * langhooks.h (truthvalue_conversion): Remove.
12485 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12486 LANG_HOOKS_TRUTHVALUE_CONVERSION.
12487 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12488 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12489 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12491 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
12493 * params.def: Fix a typo.
12494 * config/mips/mips.c: Follow the spelling convensions.
12495 * doc/invoke.texi: Fix typos.
12497 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
12499 Fix PR tree-optimization/20601
12501 * tree-ssa-pre.c (insert_aux): Add missing condition to
12504 2005-03-23 Ian Lance Taylor <ian@airs.com>
12506 * final.c (final_scan_insn): Don't remove no-op instructions.
12507 * reload1.c (reload): Remove simple no-op instructions even when
12510 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
12512 PR tree-optimization/20501
12513 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12514 reporting that peeling for alignment is applied moved to...
12515 * (vect_analyze_data_refs_alignment): Here.
12517 2005-03-23 Ian Lance Taylor <ian@airs.com>
12519 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12521 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12523 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12524 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12526 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
12528 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12529 imply that this is called once, independent of asms in code.
12530 Adjust to now being pased output and input lists. Mention helper
12531 function decl_overlaps_hard_reg_set_p.
12532 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12533 hook_tree_tree_identity and to take three trees, returning third.
12534 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12536 * stmt.c: include hard-reg-set.h before tree.h.
12537 (decl_overlaps_hard_reg_set_p): New function, broken out from...
12538 (decl_conflicts_with_clobbers_p): Call
12539 decl_overlaps_hard_reg_set_p.
12540 (expand_asm_operands): Pass output and input lists in call to
12541 targetm.md_asm_clobbers.
12542 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12543 hook_tree_tree_tree_tree_3rd_identity.
12544 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12546 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12547 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12548 parameters, first two unused.
12549 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12550 parameters. Only add MOF to clobbers if there's no 'h' mentioned
12551 in constraint letters and MOF is not mentioned as a asm-declared
12552 register in neither of the input and output lists.
12554 2005-03-23 DJ Delorie <dj@redhat.com>
12556 * optabs.c (expand_binop): Make sure the first subword's result
12559 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12561 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12562 Call c_common_truthvalue_conversion rather than
12563 lang_hooks.truthvalue_conversion.
12564 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12565 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12567 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12568 c_common_truthvalue_conversion.
12569 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12570 c_parser_conditional_expression, c_parser_binary_expression): Call
12571 c_objc_common_truthvalue_conversion.
12572 * c-typeck.c (build_unary_op): Call
12573 c_objc_common_truthvalue_conversion.
12574 (build_conditional_expr): Do not call
12575 lang_hooks.truthvalue_conversion.
12576 (build_binary_op): Call c_common_truthvalue_conversion.
12577 (c_objc_common_truthvalue_conversion): Moved from
12578 c-objc-common.c. Call default_function_array_conversion instead
12579 of default_conversion.
12581 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
12583 * c-common.h (default_conversion): Remove.
12584 (perform_integral_promotions): Add.
12585 * c-tree.h (default_conversion): Add.
12586 * c-typeck.c (perform_integral_promotions): New, split out from
12587 default_conversion.
12588 * c-common.c (check_case_value): Use perform_integral_promotions,
12589 not default_conversion.
12590 (c_add_case_label): Don't continue processing case label after
12591 found to be pointer.
12593 2005-03-23 Mark Mitchell <mark@codesourcery.com>
12595 * gcc.c (do_spec_1): Do not add a -L path for a directory in
12596 the prefix list if we have already added a multilib directory
12597 based on that path.
12598 (main): Do not add MD_EXEC_PREFIX to the list of directories to
12601 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12603 * reload1.c (indirect_symref_ok, reload_obstack): Make them
12605 * reload.h: Remove the prototype for indirect_symref_ok.
12607 * reload1.c (indirect_symref_ok): Make it global.
12608 * reload.h: Add a prototype for indirect_symref_ok.
12610 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
12612 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12615 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
12617 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12619 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
12621 * c-opts.c (c_common_parse_file): Only start/end main source file
12622 if debug hooks says the writer wants it.
12623 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12625 (xcoff_debug_hooks): Ditto.
12626 * debug.c (do_nothing_hooks): Ditto.
12627 * debug.h (gcc_debug_hooks): Ditto.
12628 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12629 * sdbout.c (sdb_debug_hooks): Ditto.
12630 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12632 2005-03-22 Mark Mitchell <mark@codesourcery.com>
12634 * doc/extend.texi: Deprecate C++ min/max operators.
12636 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
12638 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12639 artificial original candidates.
12641 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12642 Jan Hubicka <jh@suse.cz>
12643 Steven Bosscher <stevenb@suse.de>
12645 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12646 call cost based on argument sizes.
12647 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12649 * params.def: (max-inline-inssn-single): Set to 450.
12650 (max-inline-insns-auto): Set to 90.
12651 (max-inline-insns-recursive): Set to 450
12652 (max-inline-insns-recursive-auto): Set to 450.
12653 (large-function-insns): Set to 2700.
12654 (inline-call-cost): New parameter.
12655 * tree-inline.c (estimate_move_cost): New function.
12656 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12657 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
12658 based on arguments.
12659 * tree-inline.h (estimate_move_cost): Declare.
12660 * invoke.texi: (max-inline-inssn-single): Change default to 450.
12661 (max-inline-insns-auto): Change default to 90.
12662 (max-inline-insns-recursive): Change default to 450
12663 (max-inline-insns-recursive-auto): Change default to 450.
12664 (large-function-insns): Change default to 2700.
12665 (inline-call-cost): Document new parameter.
12667 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12669 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12670 (TARGET_DEFAULT): Delete.
12671 * config/i860/i860.opt: New file.
12673 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
12675 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12676 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12677 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12678 (frv_sched_lookahead): Delete.
12679 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12680 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12681 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12682 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
12683 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12684 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12685 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12686 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12687 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12688 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12689 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12690 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12691 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12692 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12693 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12694 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12695 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12696 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12697 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12698 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12699 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12700 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12701 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12702 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12703 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12704 (frv_sched_lookahead): Delete.
12705 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12706 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12707 (frv_handle_option): New function. Move -mcpu= handling from...
12708 (frv_override_options): ...here. Remove handling of other
12710 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12711 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12712 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12713 and TARGET_NO_MULTI_CE.
12714 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12715 !TARGET_VLIW_BRANCH.
12716 * config/frv/frv.opt: New file.
12718 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12720 * fold-const.c (fold_ternary): Take decomposed arguments of
12722 (fold): Update a call to fold_ternary.
12724 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12725 * tree.h: Add corresponding prototypes.
12727 2005-03-22 Jakub Jelinek <jakub@redhat.com>
12730 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12731 between jump table and its label.
12732 * final.c (shorten_branches): Handle notes in between ADDR_VEC
12733 resp. ADDR_DIFF_VEC and the label preceeding it.
12734 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12735 is emitted in the right section.
12737 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
12739 * fold-const.c (fold_unary, fold_binary): Update comments
12742 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
12744 PR rtl-optimization/20527
12745 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12746 REG_INC note, test that the register also isn't mentioned in PRED
12749 2005-03-22 Ben Elliston <bje@au.ibm.com>
12751 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12754 2005-03-21 Mike Stump <mrs@apple.com>
12756 * varasm.c (default_assemble_visibility): Remove extra ().
12758 2005-03-21 Roger Sayle <roger@eyesopen.com>
12760 PR middle-end/20557
12761 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12762 to determine whether a block can be duplicated, rather than test
12763 whether the block contains noncopyable insns ourselves.
12765 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12767 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12770 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12772 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12774 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12776 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12777 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12778 * config/fr30/fr30.opt: New file.
12780 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
12782 Fix PR tree-optimization/20542
12784 * tree-flow-inline.h (overlap_subvar): Move to here.
12785 * tree-ssa-operands.c: From here.
12786 * tree-flow.h (overlap_subvar): Declare.
12787 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12788 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12789 for variables with subvars.
12791 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12793 PR middle-end/20177
12794 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12795 * modulo-sched.c (const_iteration_count): Return on NULL
12797 (print_node_sched_params): Return on NULL dump_file.
12798 (generate_reg_moves): Handle reg-anti dependencies and disregard
12799 closing branch when generating register moves.
12800 (sms_schedule): Mark the SMSed block dirty.
12801 * passes.c (rest_of_handle_sms): Call update_life_info for all
12803 * testsuite/gcc.dg/20050321-1.c: New test.
12805 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12807 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12808 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12809 movqi_internal): Likewise.
12811 2005-03-21 Bob Wilson <bob.wilson@acm.org>
12813 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12814 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12815 xtensa_b4const): Delete prototypes.
12816 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12817 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12818 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12819 xtensa_extra_constraint): New prototypes.
12820 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12821 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12822 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12823 move_operand, const_float_1_operand, fpmem_offset_operand,
12824 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12825 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12826 (xtensa_b4const_or_zero): ...this. Change return type to bool and
12827 argument type to HOST_WIDE_INT.
12828 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12829 xtensa_mask_immediate): Likewise.
12830 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12831 Likewise. Also make these functions static.
12832 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12833 (xtensa_const_ok_for_letter_p): New.
12834 (add_operand, arith_operand, nonimmed_operand, mem_operand,
12835 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12836 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12837 move_operand, const_float_1_operand, fpmem_offset_operand,
12838 branch_operator, ubranch_operator, boolean_operator): Move to
12840 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12841 (xtensa_mem_offset): Change return type to bool.
12842 (xtensa_extra_constraint): New.
12843 (gen_int_relational): Update type of const_range_p function pointer.
12844 Use xtensa_b4const_or_zero.
12845 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12846 xtensa_const_ok_for_letter_p. Update comments.
12847 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12848 (PREDICATE_CODES): Delete.
12849 * config/xtensa/xtensa.md: Include predicates.md.
12850 * config/xtensa/predicates.md: New file.
12852 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12854 * config/v850/v850-protos.h: Remove the prototypes for
12855 reg_or_int9_operand, reg_or_const_operand,
12856 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12857 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12858 movsi_source_operand, power_of_two_operand,
12859 not_power_of_two_operand, special_symbolref_operand,
12860 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
12861 register_is_ok_for_epilogue.
12862 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
12863 reg_or_int9_operand, reg_or_const_operand,
12864 call_address_operand, special_symbolref_operand,
12865 movsi_source_operand, power_of_two_operand,
12866 not_power_of_two_operand, register_is_ok_for_epilogue,
12867 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
12868 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
12870 * config/v850/v850.h (PREDICATE_CODES): Remove.
12871 * config/v850/v850.md: Include predicates.md.
12872 * config/v850/predicates.md: New.
12874 2005-03-21 Zack Weinberg <zack@codesourcery.com>
12876 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
12877 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
12878 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
12879 (itoolsdir, itoolsdatadir): Move definition above new first use.
12880 (install-itoolsdirs): New rule.
12881 (install-mkheaders): Depend on install-itoolsdirs, not
12882 install-include-dir.
12884 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12886 * tree-into-ssa.c: Remove obsolete comments.
12888 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
12890 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
12891 unrolling if -fpeel-loops is specified, too.
12892 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
12893 Remove superfluous check for flag_unroll_loops.
12895 2005-03-21 Uros Bizjak <uros@kss-loka.si>
12897 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
12898 (lrint_optab, llrint_optab): Define corresponding macros.
12899 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
12900 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
12901 pattern and llrint_optab using llrintdi2 patterns.
12902 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
12903 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
12904 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
12905 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
12906 flag_unsafe_math_optimizations is set.
12908 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12910 * combine.c (combine_simplify_rtx, simplify_if_then_else,
12911 simplify_logical, if_then_else_cond, known_cond,
12912 simplify_comparison): Adjust calls to reverse_comparison.
12913 Don't use combine_reversed_comparison_code).
12914 (combine_reversed_comparison_code): Remove.
12915 (reversed_comparison): Using reversed_comparison_code, move it...
12916 * jump.c (reversed_comparison): ... here.
12917 * rtl.h (reversed_comparison): Add prototype.
12919 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12921 * builtins.c (fold_builtin): Take decomposed arguments of
12923 * fold-const.c (fold_ternary): Update a call to fold_builtin.
12924 * gimplify.c (gimplify_call_expr): Likewise.
12925 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
12926 * tree.h: Update the prototype of fold_builtin.
12928 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
12930 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
12931 * rtlhooks.c (gen_lowpart_no_emit_general): New.
12932 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
12933 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
12934 * simplify-rtx.c (simplify_binary_operation_1): Use it.
12936 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
12938 * builtins.c (fold_builtin_1): Take decomposed arguments of
12940 (fold_builtin): Update a call to fold_builtin_1.
12942 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
12945 * gcov.c (output_lines): Only output function block summary when
12946 outputting branch information.
12947 * doc/gcov.texi: Document format of preamble and additional block
12950 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
12952 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
12953 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
12954 the defaults false if BITS_PER_UNIT != 8.
12955 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
12956 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
12957 than BITS_PER_UNIT != 8.
12958 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
12959 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
12960 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
12962 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
12963 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
12965 2005-03-20 Roger Sayle <roger@eyesopen.com>
12967 PR middle-end/20539
12968 * fold-const.c (fold_binary): Fix type mismatch between
12969 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
12970 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
12971 for non-truth-valued expressions.
12973 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
12974 and FUNCTION_DECL in the main switch.
12975 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
12976 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
12977 we also need to convert their operands to match.
12978 <TRUTH_NOT_EXPR>: Likewise.
12980 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
12982 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
12983 diagnostic without checking whether an lvalue.
12984 * c-common.h (lvalue_p): Remove.
12985 (enum lvalue_use): Update comment.
12986 (lvalue_or_else): Replace by lvalue_error.
12987 * c-typeck.c (lvalue_p): Make static.
12988 (lvalue_or_else): New. Call lvalue_error.
12990 2005-03-21 Alan Modra <amodra@bigpond.net.au>
12992 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
12993 (function_arg_advance): Use rs6000_parm_start.
12994 (function_arg, rs6000_arg_partial_bytes): Likewise.
12996 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
12998 * c-common.c (check_case_value): Adjust comment about stripping
13000 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13001 * c-typeck.c (default_conversion, convert_arguments,
13002 build_modify_expr, convert_for_assignment, store_init_value,
13003 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13004 manually. Remove inaccurate comments.
13006 2005-03-20 Roger Sayle <roger@eyesopen.com>
13007 Joseph S. Myers <joseph@codesourcery.com>
13009 * varasm.c (do_assemble_alias): Restore comment describing function.
13010 Annotate the target parameter as potentially unused.
13012 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13015 * config/avr/avr.c (avr_output_function_prologue): Do not use
13016 current_function_name() in a label, use a local label instead.
13018 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13020 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13021 flag_finite_math_only, not flag_unsafe_math_optimizations.
13023 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13025 * builtins.c (fold_builtin_1): Update a call to
13026 targetm.fold_builtin.
13027 * hooks.c (hook_tree_tree_bool_null): Rename to
13028 hook_tree_tree_tree_bool_null. Take one more argument of type
13030 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13031 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13032 hook_tree_tree_tree_bool_null.
13033 * target.h (gcc_target): Update the prototype of fold_builtin.
13034 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13035 arguments of CALL_EXPR.
13036 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13039 2005-03-20 Jan Hubicka <jh@suse.cz>
13041 * cgraph.h (cgraph_node): Add prev_clone pointer.
13042 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13043 (cgraph_clone_node): Produce doubly linked chain.
13045 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13047 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13048 get_nonnull_operand, handle_sentinel_attribute,
13049 check_function_arguments_recurse): Do not strip NOPS from
13051 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13053 * c-format.c (get_constant): Likewise.
13054 * c-parser.c (c_parser_postfix_expression): Likewise.
13055 * c-typeck.c (set_init_index): Likewise.
13056 (convert_arguments): Don't check for NOP_EXPR containing integer
13059 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13061 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13062 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13063 Take decomposed arguments of CALL_EXPR.
13064 (fold_builtin_1): Update calls to the functions mentioned
13067 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13069 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13070 width to have integer type.
13071 (build_enumerator): Require enumerator value to have integer type.
13073 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13075 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13078 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13080 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13081 std=iso9899:199x): Correct descriptions.
13083 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13085 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13088 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13090 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13092 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13093 fold_builtin_memcpy.
13095 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13096 arguments of CALL_EXPR.
13097 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13098 fold_builtin_found, fold_builtin_1): Update calls to
13099 fold_trunc_transparent_mathfn.
13101 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13103 PR middle-end/20493
13104 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13105 function pointers on targets that require function pointer
13107 (fold_sign_changed_comparison): Likewise.
13109 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13111 * combine.c (try_combine): When changing the mode of a hard reg, make
13112 sure that doing so is valid.
13114 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13116 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13117 (TARGET_HANDLE_OPTION): Override default.
13118 (avr_handle_option): New function.
13119 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13120 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13121 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13122 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13123 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13124 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13125 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13126 (TARGET_OPTIONS): Delete.
13127 * config/avr/avr.opt: New file.
13129 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13131 * config/m32r/m32r-protos.h: Remove the prototypes for
13132 call_address_operand, symbolic_operand, seth_add3_operand,
13133 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13134 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13135 two_insn_const_operand, move_src_operand,
13136 move_double_src_operand, move_dest_operand,
13137 eqne_comparison_operator, signed_comparison_operator,
13138 large_insn_p, conditional_move_operand, carry_compare_operand,
13139 m32r_block_immediate_operand, extend_operand,
13140 reg_or_eq_int16_operand, int8_operand, and
13141 reg_or_zero_operand.
13142 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13143 seth_add3_operand, int8_operand, cmp_int16_operand,
13144 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13145 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13146 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13147 move_double_src_operand, move_dest_operand,
13148 eqne_comparison_operator, signed_comparison_operator,
13149 extend_operand, small_insn_p, large_insn_p,
13150 conditional_move_operand, carry_compare_operand,
13151 m32r_block_immediate_operand): Move to predicates.md.
13152 (MAX_MOVE_BYTES): Move to m32r.h.
13153 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13154 * config/m32r/m32r.md: Include predicates.md.
13155 * config/m32r/predicates.md: New.
13157 2005-03-18 James E Wilson <wilson@specifixinc.com>
13160 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13163 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13165 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13166 call_address_operand, const_8bit_operand.
13167 * config/mn10300/mn10300.c (call_address_operand,
13168 const_8bit_operand, const_1f_operand): Move to predicates.md.
13169 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13170 * config/mn10300/mn10300.md: Include predicates.md.
13171 * config/mn10300/predicates.md: New.
13173 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13175 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13176 declarations in diagnostics and %E for identifiers, not %s.
13178 2005-03-18 Jan Hubicka <jh@suse.cz>
13179 Dale Johannesen <dalej@apple.com>
13181 * basic-block.h (scale_bbs_frequencies_int,
13182 scale_bbs_frequencies_gcov_type): Declare.
13183 * cfg.c (RDIV): New macro.
13184 (update_bb_frequency_for_threading): Fix.
13185 * basic-block.h (scale_bbs_frequencies_int,
13186 scale_bbs_frequencies_gcov_type): New.
13187 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13188 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13189 scale_bbs_frequencies_int.
13190 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13192 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13194 * config/m32r/m32r-protos.h: Remove the prototypes for
13195 call_address_operand, symbolic_operand, seth_add3_operand,
13196 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13197 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13198 two_insn_const_operand, move_src_operand,
13199 move_double_src_operand, move_dest_operand,
13200 eqne_comparison_operator, signed_comparison_operator,
13201 large_insn_p, conditional_move_operand, carry_compare_operand,
13202 m32r_block_immediate_operand, extend_operand,
13203 reg_or_eq_int16_operand, int8_operand, and
13204 reg_or_zero_operand.
13205 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13206 seth_add3_operand, int8_operand, cmp_int16_operand,
13207 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13208 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13209 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13210 move_double_src_operand, move_dest_operand,
13211 eqne_comparison_operator, signed_comparison_operator,
13212 extend_operand, small_insn_p, large_insn_p,
13213 conditional_move_operand, carry_compare_operand,
13214 m32r_block_immediate_operand): Move to predicates.md.
13215 (MAX_MOVE_BYTES): Move to m32r.h.
13216 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13217 * config/m32r/m32r.md: Include predicates.md.
13218 * config/m32r/predicates.md: New.
13220 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13222 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13223 symbolic_operand, symbolic_memory_operand,
13224 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13225 indexed_memory_operand, move_dest_operand, move_src_operand,
13226 prefetch_cc_operand, prefetch_nocc_operand,
13227 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13228 arith_operand, arith11_operand, pre_cint_operand,
13229 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13230 ireg_operand, int5_operand, uint5_operand, int11_operand,
13231 uint32_operand, arith5_operand, and_operand, ior_operand,
13232 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13233 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13234 shadd_operand, movb_comparison_operator,
13235 cmpib_comparison_operator): Move to predicates.md.
13236 (magic_milli, shadd_constant_p): Make it extern.
13237 * config/pa/pa.h (PREDICATE_CODES): Remove.
13238 * config/pa/pa.md: Include predicates.md.
13239 * config/pa/predicates.md: New.
13241 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13244 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13246 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13247 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13248 config/alpha/freebsd.h, config/alpha/linux.h,
13249 config/alpha/netbsd.h, config/alpha/osf5.h,
13250 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13251 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13252 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13253 doc/cppopts.texi: Update copyright.
13255 2005-03-18 Jan Hubicka <jh@suse.cz>
13257 PR middle-end/20225
13258 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13260 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13263 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13265 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13268 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13270 * combine.c (gen_binary): Remove.
13271 (known_cond, simplify_shift_const, find_split_point,
13272 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13273 simplify_logical, expand_field_assignment, extract_left_shift,
13274 force_to_mode, if_then_else_cond, apply_distributive_law,
13275 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13276 simplify_comparison, reversed_comparison): Replace with
13277 simplify_gen_binary, simplify_gen_relational or
13278 distribute_and_simplify_rtx.
13279 (distribute_and_simplify_rtx): New function.
13281 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13282 Paolo Bonzini <gcc.gnu.org>
13284 * calls.c (setjmp_call_p, special_function_p): Update comments
13285 at the head of the functions.
13287 2005-03-18 Jan Hubicka <jh@suse.cz>
13289 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13291 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13292 function body should be released; do not proactively release function
13293 bodies in non-unit-at-a-time mode.
13295 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13297 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13298 mno-fp-ret-in-387 multilib variants.
13300 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13302 * common.opt (m): Remove.
13303 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13304 table lookup fails.
13305 (common_handle_option): Remove OPT_m case.
13307 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13309 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13311 (fold_builtin_1): Update a call to fold_builtin_bitop.
13313 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13315 (fold_builtin_1): Update a call to fold_builtin_signbit.
13317 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13319 PR tree-optimization/20474
13320 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13321 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13323 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13325 * config/h8300/h8300-protos.h: Remove prototypes for
13326 general_operand_src, general_operand_dst, single_one_operand,
13327 single_zero_operand, call_insn_operand,
13328 two_insn_adds_subs_operand, small_call_insn_operand,
13329 jump_address_operand, bit_operand, bit_memory_operand,
13330 stack_pointer_operand, const_int_gt_2_operand,
13331 const_int_ge_8_operand, const_int_qi_operand,
13332 const_int_hi_operand, incdec_operand, bit_operator,
13333 nshift_operator, eqne_operator, gtle_operator,
13334 gtuleu_operator, iorxor_operator.
13335 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13336 h8300_ldm_stm_parallel.
13337 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13339 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13340 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13341 (h8300_ldm_stm_parallel): Make it extern.
13342 (h8300_ldm_parallel, h8300_stm_parallel,
13343 h8300_return_parallel, general_operand_src,
13344 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13345 nibble_operand, reg_or_nibble_operand, single_one_operand,
13346 single_zero_operand, call_insn_operand,
13347 two_insn_adds_subs_operand, small_call_insn_operand,
13348 jump_address_operand, bit_operand, bit_memory_operand,
13349 stack_pointer_operand, const_int_gt_2_operand,
13350 const_int_ge_8_operand, const_int_qi_operand,
13351 const_int_hi_operand, incdec_operand, eqne_operator,
13352 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13353 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13354 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13355 nshift_operator): Move to predicates.md.
13356 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13357 * config/h8300/h8300.md: Include predicates.md.
13358 * config/h8300/predicates.md: New.
13360 2005-03-17 Richard Henderson <rth@redhat.com>
13362 * config.gcc (ia64*-*-hpux*): Add extra_options.
13363 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13364 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13365 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13366 (ia64_tls_size_string, ia64_tune_string): Remove.
13367 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13368 (TARGET_DEFAULT_TARGET_FLAGS): New.
13369 (TARGET_HANDLE_OPTION): New.
13370 (ia64_override_options): Move options parsing ...
13371 (ia64_handle_option): ... here. New.
13372 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13373 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13374 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13375 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13376 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13377 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13378 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13379 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13380 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13381 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13382 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13383 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13384 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13385 TARGET_EARLY_STOP_BITS): Remove.
13386 (TARGET_ILP32): Default false.
13387 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13388 (enum ia64_inline_type): New.
13389 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13390 * config/ia64/ia64.md: Update for new definitions of
13391 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13392 * config/ia64/ia64.opt: New file.
13393 * config/ia64/ilp32.opt: New file.
13395 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13398 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13400 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13402 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13403 instead of MASK_H8300S.
13404 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13405 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13406 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13407 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13408 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13409 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13410 TARGET_SWITCHES): Remove.
13411 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13413 * config/h8300/h8300.opt: New.
13415 * config/alpha/alpha.opt, config/arc/arc.opt,
13416 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13419 2005-03-17 Ian Lance Taylor <ian@airs.com>
13423 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13425 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13426 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13427 (TARGET_HANDLE_OPTION): Override default.
13428 (arc_handle_option): New function.
13429 (arc_init): Remove code to set arch_cpu_string.
13430 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13431 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13432 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13433 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13434 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13435 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13436 (arc_rodata_string, TARGET_OPTIONS): Delete.
13437 * config/arc/arc.opt: New file.
13439 2005-03-17 Richard Henderson <rth@redhat.com>
13441 * doc/extend.texi (Weak Pragmas): New section.
13442 (attribute alias): Clarify that target must be in the same
13445 2005-03-17 Richard Henderson <rth@redhat.com>
13447 * config/alpha/alpha.opt: New file.
13448 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
13450 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13451 alpha_fprm_string, alpha_fptm_string): Make static.
13452 (alpha_tls_size_string): Remove.
13453 (alpha_handle_option): New.
13454 (override_options): Update for alpha_cpu/alpha_tune split.
13455 (alpha_file_start): Likewise.
13456 (TARGET_DEFAULT_TARGET_FLAGS): New.
13457 (TARGET_HANDLE_OPTION): New.
13458 * config/alpha/alpha.h (alpha_tune): Declare.
13459 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13460 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13461 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13462 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13463 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13464 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13465 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13466 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13467 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13468 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13469 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13470 (TARGET_DEFAULT): Remove MASK_FP.
13471 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13472 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13473 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13474 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13475 alpha_tls_size_string): Remove.
13476 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13477 (attribute tune): Rename from attribute cpu.
13478 * config/alpha/ev4.md: Update to match.
13479 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13480 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13481 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13482 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13483 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13484 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13486 2005-03-16 James E. Wilson <wilson@specifixinc.com>
13488 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13489 and return without creating new state if before_nops_num is nonzero.
13490 * config/ia64/ia64.md (first_insn): New attribute.
13491 (alloc): Set it to yes.
13493 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13495 * tree-vectorizer.c (new_vec_stmt_info): Initialize
13496 STMT_VINFO_SUBVARS to NULL.
13497 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13499 2005-03-16 Dale Johannesen <dalej@apple.com>
13501 * rtlanal.c (find_first_parameter_load): Rewrite to
13502 return actual first param load or the call if none,
13503 instead of first in block, when not all loads exist.
13505 2005-03-16 Roger Sayle <roger@eyesopen.com>
13507 * optabs.c (expand_copysign_absneg): Make static.
13508 * optabs.h (expand_copysign_absneg): Delete prototype.
13509 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13511 2005-03-16 Richard Henderson <rth@redhat.com>
13513 PR middle-end/15700
13514 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13515 (alias_pairs): Rename from output_defs.
13516 (find_decl_and_mark_needed): Split out from assemble_alias.
13517 (do_assemble_alias): New.
13518 (assemble_output_def): Remove.
13519 (finish_aliases_1, finish_aliases_2): New.
13520 (process_pending_assemble_output_defs): Remove.
13521 (assemble_alias): Defer aliases for which we don't yet have a
13522 non-external decl for the target symbol.
13523 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13524 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13525 * toplev.c (compile_file): Use finish_aliases_2 instead of
13526 process_pending_assemble_output_defs.
13527 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13528 (process_pending_assemble_output_defs): Remove.
13530 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13532 Fix PR tree-optimization/20489
13534 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13535 for empty structures.
13537 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
13539 Fix PR tree-optimization/20490
13541 * tree-ssa-pre.c (create_expression_by_pieces): Use
13542 force_gimple_operand on result of fold.
13544 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
13546 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13547 of closing parenthesis.
13549 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
13551 * builtins.c (expand_movstr): Update a call to
13552 fold_builtin_strcpy.
13553 (expand_builtin_strncpy): Update a call to
13554 fold_builtin_strncpy.
13555 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13556 arguments of CALL_EXPR.
13557 (fold_builtin_1): Update calls to fold_builtin_strcpy and
13558 fold_builtin_strncpy.
13559 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13560 * tree.h: Update the prototypes of fold_builtin_strcpy and
13561 fold_builtin_strncpy.
13563 2005-03-16 Steven Bosscher <stevenb@suse.de>
13564 Dorit Naishlos <dorit@il.ibm.com>
13566 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13567 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13570 2005-03-16 Steven Bosscher <stevenb@suse.de>
13572 * tree-inline.c (walk_type_fields, walk_tree,
13573 walk_tree_without_duplicates): Move from here...
13574 * tree.c: ...to here.
13576 2005-03-15 Zack Weinberg <zack@codesourcery.com>
13578 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13579 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13580 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13581 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13582 (version): Define using $(BASEVER_c).
13583 (Makefile, config.status, build/gcov-iov.o): No longer depends on
13585 (version.o): Depend on version files; add custom generation command.
13586 (prefix.o): Define BASEVER on command line.
13587 (s-iov): Depend on version files; adjust command.
13588 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13590 (gcc-vers.texi): New rule.
13591 (doc/%.info, doc/%.dvi): Add -I . to command line.
13592 (doc/gccinstall.dvi): Likewise.
13593 (PACKAGE): Delete. All uses replaced with "gcc".
13594 * aclocal.m4: Do not include gcc-version.m4.
13595 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13596 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13597 Set is_release based on contents of DEV-PHASE.
13598 Set gcc_version based on contents of BASE-VER.
13599 Define WIN32_REGISTRY_KEY only if the user overrode the default.
13600 * config.in, configure: Regenerate.
13601 * gccbug.in: Determine version of GCC in use at runtime.
13602 * gcov-iov.c: Get version number and development phase from
13603 command line, not by including version.c.
13604 * intl.c: Replace all uses of PACKAGE with "gcc".
13605 * libada-mk.in: Delete unused "gcc_version" variable.
13606 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13607 * version.c: (VERSUFFIX): New hook for redistributors; adjust
13608 commentary to match.
13609 (version_string): Put together from pieces.
13610 * config/alpha/x-vms: Do not use $(gcc_version).
13611 * config/i386/t-nwld: Likewise.
13612 * doc/include/gcc-common.texi: Include gcc-vers.texi for
13613 version-GCC and DEVELOPMENT.
13615 2005-03-15 Roger Sayle <roger@eyesopen.com>
13617 PR tree-optimization/17454
13618 * tree.c (tree_size): Add case for TREE_BINFO.
13619 * fold-const.c (fold_checksum_tree): Only clear the overloaded
13620 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13622 2005-03-15 Roger Sayle <roger@eyesopen.com>
13624 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13625 op1 whilst expanding the signed widenening multiply variant.
13627 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
13629 * toplev.c (display_target_options): Avoid unused variable warning if
13630 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13631 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13632 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13633 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13634 (mips_isa_info): New variable.
13635 (mips_parse_cpu): Remove the first argument and leave the caller
13637 (TARGET_HANDLE_OPTION): Override default.
13638 (mips_handle_option): New function. Move option validation code from...
13639 (override_options): ...here. Update calls to mips_parse_cpu.
13640 * config/mips/mips.h (mips_arch_string, mips_tune_string)
13641 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13642 (SUBTARGET_TARGET_OPTIONS): Delete.
13643 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13644 (mno-flush-func, mtune=): New options.
13646 2005-03-15 Roger Sayle <roger@eyesopen.com>
13647 Richard Henderson <rth@redhat.com>
13649 * real.c (c4x_single_format, c4x_extended_format): Provide values
13650 for signbit_ro for c4x's single and extended floating point formats.
13651 * optabs.c (expand_copysign): Use the floating point format's
13652 signbit_ro for expanding via expand_copysign_absneg, and it's
13653 signbit_rw field for expanding via expand_copysign_bit.
13655 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
13657 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13658 known_alignment_for_access_p.
13659 (known_alignment_for_access_p): New.
13660 (do_peeling_for_alignment): Field made int instead of bool and renamed
13661 to peeling_for_alignment.
13662 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13663 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13664 functionality used to be in vect_analyze_operations.
13665 (vect_analyze_operations): Code to determine vectorization factor was
13666 moved to vect_determine_vectorization_factor.
13667 (vect_enhance_data_refs_alignment): Update to correct alignment when it
13668 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13670 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13671 be part of vect_analyze_operations).
13672 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13673 creating the guard condition, as the number of iterations may be
13675 (slpeel_tree_peel_loop_to_edge): Use new name of
13676 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13677 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13678 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13679 (vect_do_peeling_for_alignment): Use fold.
13680 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13682 (vect_update_inits_of_dr): Renamed to
13683 vect_update_init_of_dr.
13684 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13685 (vectorizable_store): Fix assertion to use == instead of =.
13687 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
13689 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13690 call_used_regs for wCG registers.
13692 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
13694 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13695 for non-offsettable memory references to cope with outstanding reload
13696 replacements, take 2.
13698 2005-03-15 Uros Bizjak <uros@kss-loka.si>
13701 * config/i386/i386.h (x86_fisttp): New.
13702 (TARGET_FISTTP): New macro.
13703 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13704 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
13705 instruction when fisttp flag is set.
13706 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13708 * config/i386/i386.md (type attribute): Add fisttp.
13709 (unit attribute): Set to i387 for fisttp type.
13710 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13711 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13713 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13714 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13716 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13717 patterns for TARGET_FISTTP. Enable patterns for
13718 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13719 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13720 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13721 implement fisttp x87 insn.
13722 (fix_trunc*_i387_fisttp splitters): New patterns.
13723 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13724 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
13725 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
13727 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13728 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13729 Implement using mode macros. Disable patterns for TARGET_FISTTP.
13730 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13731 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13732 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13733 Disable patterns for TARGET_FISTTP.
13734 (fix_trunc*_i387 splitters): Implement usign mode macros.
13735 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13736 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13737 (fix_trunx*_sse peephole2s): Implement using mode macros.
13739 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
13741 PR rtl-optimization/20291
13742 * combine.c (try_combine): If splitting fails, re-try with
13743 original combined pattern, i.e. before clobber stripping.
13745 2005-03-14 Eric Christopher <echristo@redhat.com>
13747 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13748 STACK_GROWS_DOWNWARD.
13750 2005-03-14 Roger Sayle <roger@eyesopen.com>
13752 * real.h (struct real_format): Split the signbit field into two
13753 two fields, signbit_ro and signbit_rw.
13754 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13755 mips_double_format, ieee_extended_motorola_format,
13756 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13757 ieee_extended_intel_128_format, ibm_extended_format,
13758 mips_extended_format, ieee_quad_format, mips_quad_format,
13759 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13760 i370_double_format, c4x_single_format, c4x_extended_format,
13761 real_internal_format): Update initializers for new field.
13762 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13763 real_format structure.
13764 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13765 field of the real_format structure.
13767 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
13769 Fix PR tree-optimization/20458
13771 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13772 DECL_EXTERNAL on STRUCT_FIELD tags.
13773 (clear_call_clobbered): Ditto.
13774 * tree-ssa-operands.c (note_addressable): Make sure the original
13775 variable doesn't slip into the addressable list if we have
13777 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13780 2005-03-14 Geoffrey Keating <geoffk@apple.com>
13782 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13783 (-fwide-exec-charset): Likewise.
13784 (-finput-charset): Likewise.
13785 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13786 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13787 * c.opt (Wnormalized): New.
13789 2005-03-14 Devang Patel <dpatel@apple.com>
13791 * doc/invoke.texi: Add reference to Visibility document.
13793 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13795 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13796 MASK_SPLIT_ADDRESSES.
13797 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13798 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13799 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13800 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13801 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13802 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13803 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13804 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13805 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13806 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13807 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13808 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13809 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13810 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13811 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13812 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13813 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13814 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13815 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13816 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13817 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13818 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13819 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13820 (TARGET_EXPLICIT_RELOCS): Delete.
13821 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13822 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13823 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13824 (override_options): Set MASK_LONG64 if -mint64 is given and no
13825 -mlongXX option is. Complain about -mint64 -mlong32.
13826 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13827 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13828 * config/mips/mips.opt: New file.
13830 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
13832 * config.gcc (extra_options): New variable for listing option files.
13833 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13834 * configure.ac (extra_opt_files): New AC_SUBST variable.
13835 (tm_file_list, tm_include_list): Include options.h first.
13836 * configure: Regenerate.
13837 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13838 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13839 (s-options-h): New rule.
13840 (options.h): Depend on it.
13841 (TEXI_GCCINT_FILES): Add options.texi.
13842 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13843 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13844 * target.h (gcc_target): Add default_target_flags and handle_option.
13845 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13846 (TARGET_HANDLE_OPTION): New macros.
13847 (TARGET_INITIALIZER): Include them.
13848 * opt-functions.awk (opt_args, nth_arg): New functions.
13849 (switch_flags): Handle the "Target" flag.
13850 (var_args): Delete.
13851 (var_name): Use opt_args and nth_arg.
13852 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
13853 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
13854 macros for the "Mask" and "InverseMask" options.
13855 * opts.h (cl_var_cond): New enum.
13856 (cl_option): Replace the "has_set_value" and "set_value" fields with
13857 "var_cond" and "var_value".
13858 (CL_TARGET): New macro.
13859 (option_enabled, print_filtered_help): Declare.
13860 (decode_options): Move definition.
13861 * opts.c (handle_option): Search for the original option before
13862 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
13863 var_cond and var_value fields. Use targetm.handle_option to handle
13865 (decode_options): Set target_flags to targetm.default_target_flags.
13866 (print_filtered_help): Make global. Handle CL_TARGET.
13867 (option_enabled): New function.
13868 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
13869 (display_target_options, set_target_switch, print_switch_values)
13870 (default_pch_valid_p): Guard uses of target_switches with
13871 #ifdef TARGET_SWITCHES. Also...
13872 (display_target_options): Display the CL_TARGET entries in cl_options.
13873 (set_target_option): Don't complain about the "" option when
13874 TARGET_SWITCHES is undefined.
13875 (print_switch_values): Use option_enabled.
13876 (default_pch_valid_p): Check cl_options[] when looking for something
13877 that has changed the value of target_flags.
13878 * c.opt: Remove documentation from top of file.
13879 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
13880 * doc/sourecebuild.texi: Refer to the new options documentation
13881 instead of c.opt. Document machine-specific .opt files.
13882 * doc/tm.texi (target_flags): Say that this variable is declared
13884 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13885 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13887 * doc/options.texi: New file.
13889 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13891 PR middle-end/18628
13892 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
13895 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
13898 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
13899 temporary variable of pointer type if an lvalues is required.
13900 (gimplify_modify_expr_rhs): Request an rvalue from it.
13901 (gimplify_expr): Pass fallback on.
13903 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13905 * cfgbuild.c: Update comments.
13907 2005-03-14 Roger Sayle <roger@eyesopen.com>
13909 PR rtl-optimization/17236
13910 * optabs.c (expand_doubleword_mult): New helper function split out
13911 from expand_binop. Permute the order in which instructions are
13912 emitted to minimize the number of simultaneously live registers.
13913 (expand_binop): Call expand_doubleword_mult to synthesize a double
13914 word multiplication.
13916 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13918 * basic-block.h: Update the prototypes of cached_make_edge and
13920 * cfg.c (cached_make_edge): Take edge_cache representing one
13921 row of the adjacency matrix of edges.
13922 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
13923 (make_edges): Initialize edge_cache to represent one row of
13924 the adjacency matrix of edges.
13926 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13928 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
13930 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
13931 Remove unused removed_phis variable.
13932 (conditional_replacement): Use build1/build2.
13933 (abs_replacement): Use last_and_only_stmt and build1/build2.
13935 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13937 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
13938 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
13939 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
13940 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
13941 * c-common.c (handle_novops_attribute): New function.
13942 (c_common_attribute_table): Add "no vops" entry.
13943 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
13944 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
13945 * tree-ssa-operands.c (get_call_expr_operands): Do not
13946 create virtual operands for calls with ECF_NOVOPS flag.
13947 * tree.h (DECL_IS_NOVOPS): New macro.
13948 (struct tree_decl): Add novops_flag.
13949 (ECF_NOVOPS): New constant.
13951 2005-03-14 Uros Bizjak <uros@kss-loka.si>
13954 * config/i386/i386.c (x86_use_himode_fiop): New.
13955 (x86_use_simode_fiop): Rename from x86_use_fiop.
13956 * config/i386/i386.h (x86_use_himode_fiop): Declare.
13957 (TARGET_USE_HIMODE_FIOP): New.
13958 (x86_use_simode_fiop): Rename from x86_use_fiop.
13959 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
13961 * config/i386/i386.md (X87MODEI12): New mode macro define.
13962 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
13963 to implement x87 FP compare with HImode input operands.
13964 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
13965 Use X87MODEI12 mode macro to handle HImode input operands.
13966 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
13967 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
13968 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
13969 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
13970 macro to implement x87 operators with HImode input operands.
13971 (fop splitters): Use X87MODEI12 mode macro to handle HImode
13974 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13976 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13978 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
13979 constants invariant.
13981 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
13983 * basic-block.h (BB_VISITED): Removed.
13984 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
13986 2005-03-14 Falk Hueffner <falk@debian.org>
13989 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
13991 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
13993 * ggc-zone.c: Fix comment typos.
13995 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
13996 stringpool.c, config/mips/mips-protos.h: Update copyright.
13998 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14000 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14001 throughout with its typedef, "rtx".
14002 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14003 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14004 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14005 regs in comment to match code.
14007 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14009 * except.c (check_handled): Make it static.
14010 * except.h: Remove the corresponding prototype.
14012 * function.c (get_func_frame_size): Make it static.
14013 * function.h: Remove the corresponding type.
14015 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14017 * hard-reg-set.h: Remove the corresponding declarations.
14019 * tree-cfg.c (verify_stmts): Check that
14020 bb_for_stmt (stmt) == bb for every PHI node and statement.
14022 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14024 * config.gcc: Remove excess indentation.
14025 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14027 2005-03-13 Roger Sayle <roger@eyesopen.com>
14029 PR middle-end/19331
14030 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14031 * fold-const.c (fold_sign_changed_comparison): Likewise.
14032 (fold_binary): Optimize comparisons against widened operands if
14033 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14035 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14037 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14038 (sparc_override_options): Initialize it.
14039 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14041 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14043 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14044 (reg_or_none500mem_operand): New predicate.
14045 (zero_reg_mem_operand): New predicate.
14046 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14047 to reg_or_none500mem_operand.
14048 (extendsfdf2_fpr): Add MEM alternative.
14049 (extenddftf2_internal): Change operand2 predicate to
14050 zero_reg_mem_operand.
14052 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14054 * ggc-zone.c: Rewritten.
14056 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14058 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14059 * config.in: Regenerated.
14060 * configure: Regenerated.
14061 * gengtype.c (write_types_process_field, write_func_for_structure):
14062 Pass new argument to gt_pch_note_object.
14063 * ggc-common.c (struct ptr_data): Add TYPE.
14064 (gt_pch_note_object): Take TYPE argument and save it.
14065 (call_count): Update call to ggc_pch_count_object.
14066 (call_alloc): Update call to ggc_pch_alloc_object.
14067 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14069 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14070 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14071 (ggc_alloc_zone_stat): Delete.
14072 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14073 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14074 (ggc_pch_alloc_object): Update prototypes.
14075 (garbage_zone): Delete.
14076 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14077 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14079 (tree_id_zone): New variable.
14080 (ggc_alloc_cleared_zone): Remove unused.
14081 (ggc_alloc_zone): Define.
14082 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14083 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14084 ggc_alloc_zone_stat.
14085 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14086 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14087 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14088 (make_node_stat): Likewise. Use tree_id_zone.
14090 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14091 Joseph S. Myers <joseph@codesourcery.com>
14093 * configure.ac: Check for MIPS TLS.
14094 * configure: Regenerated.
14095 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14096 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14097 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14098 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14099 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14100 (mips_classify_symbol, mips_symbolic_constant_p)
14101 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14102 (mips_tls_operand_p, mips_call_tls_get_addr)
14103 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14104 (mips_tls_symbol_ref_1): New functions.
14105 (mips_legitimize_address, mips_legitimize_const_move): Call
14106 mips_legitimize_tls_address.
14107 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14109 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14110 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14111 (mips_char_to_class): Document V1_REG.
14112 (HAVE_AS_TLS): Provide default.
14113 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14115 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14117 (tls_get_tp_<mode>): New instruction.
14119 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14121 * configure.ac: Update checks for target tools.
14122 * configure: Regenerated.
14124 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14126 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14128 2005-03-13 Roger Sayle <roger@eyesopen.com>
14130 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14131 more classes of DImode multiplication by constant. Allow both
14132 multiplication by small negative constants (by performing a
14133 multiplication by a positive constant and negating the result) and
14134 multiplications by large powers of two, by using a left shift.
14136 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14138 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14139 of basic blocks into work_stack.
14141 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14142 config/mips/vr.h: Update copyright.
14144 * c-decl.c (c_init_decl_processing): Remove useless calls to
14145 build_function_type.
14147 * builtins.c (fold_trunc_transparent_mathfn,
14148 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14149 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14150 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14151 fold_builtin_strcpy, fold_builtin_strncpy,
14152 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14155 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14158 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14159 variable determinant.
14161 * tree-cfg.c (group_case_labels): Remove local variable type.
14163 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14166 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14169 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14172 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14173 (*movmemqi_insn): Delete.
14174 (*movmemhi): Delete.
14176 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14178 * builtins.c (fold_builtin_classify): Take decomposed
14179 arguments of CALL_EXPR.
14180 (fold_builtin_1): Update a call to fold_builtin_classify.
14182 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14185 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14186 through into call to parser_xref_tag after parse error.
14187 (c_parser_struct_declaration): Consistently return NULL_TREE on
14190 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14192 * tree-flow-inline.h (ref_contains_array_ref): New function.
14193 (lookup_subvars_for_var): Ditto.
14194 (get_subvars_for_var): Ditto.
14195 (var_can_have_subvars): Ditto.
14197 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14198 (struct subvar): New type.
14200 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14202 * tree-optimize.c (init_tree_optimization_passes): Call
14203 pass_create_structure_vars.
14205 * tree-ssa-alias.c: Include vec.h.
14206 (init_alias_info): Don't auto-clear call clobbered on struct-field
14208 (compute_flow_insensitive_aliasing): Handle subvars.
14209 (group_aliases): Handle STRUCT_FIELD aliases.
14210 (setup_pointers_and_addressables): Ditto.
14211 Don't mark variables non-addressable if they still have
14212 addressable subvars.
14213 Also mark subvars addressable when the real variable is marked
14215 (add_pointed_to_var): Try to prune the pointed-to set by only
14216 pointing to subvars when possible.
14217 Otherwise, make sure we set addresses_needed and pt_vars to
14218 properly include subvars.
14219 (bitpos_of_field): New function.
14220 (push_fields_onto_fieldstack): Ditto.
14221 (get_or_create_used_part_for): Ditto.
14222 (create_overlap_variables_for): Ditto.
14223 (find_used_portions): Ditto.
14224 (create_structure_vars): Ditto.
14225 (pass_create_structure_vars): New structure.
14227 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14228 (get_expr_operands): Handle subvars. Also try to turn
14229 COMPONENT_REF accesses into must-defs now that we can accurately
14231 (note_addressable): Try to only mark as addressable those subvars
14232 we know a COMPONENT_REF touches.
14233 (overlap_subvar): New function.
14235 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14236 Handle subvar storing.
14237 (vect_address_analysis): Update caller of vect_object_analysis.
14239 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14241 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14242 (STMT_VINFO_SUBVARS): New macro.
14244 * common.opts: add flag_tree_salias.
14246 * opts.c (decode_options): flag_tree_salias defaults to on.
14248 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14250 * doc/tree-ssa.texi: Document structural alias analysis.
14252 2005-03-12 Steven Bosscher <stevenb@suse.de>
14254 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14255 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14256 * tree-ssa-operands.c (get_expr_operands): Likewise.
14257 (get_expr_operands): Likewise for ERROR_MARK.
14259 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14261 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14264 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14267 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14268 (mark_operand_necessary): Remove local variable ver.
14270 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14271 variable prefix_len.
14273 * value-prof.c (mod_subtract_transform): Remove local variable
14276 * builtins.c (fold_builtin_exponent): Take decomposed
14277 arguments of CALL_EXPR.
14278 (fold_builtin_1): Update a call to fold_builtin_exponent.
14280 * builtins.c (fold_builtin_logarithm): Take decomposed
14281 arguments of CALL_EXPR.
14282 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14284 * c-decl.c (c_init_decl_processing): Remove local variables
14285 ptr_ftype_void and ptr_ftype_ptr.
14287 * gimplify.c (gimplify_expr): Remove local variables r0 and
14290 * reg-stack.c (move_for_stack_reg): Remove local variable
14292 (compare_for_stack_reg): Remove local variable flags_user.
14293 (convert_regs_1): Remove local variable deleted.
14295 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14297 (combine_blocks): Remove local variables exits and new_e.
14299 * tree-inline.c (expand_call_inline): Remove local variable
14302 * tree-ssa-live.c (create_ssa_var_map,
14303 calculate_live_on_entry): Remove local variable snn.
14305 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14307 * c-lex.c (c_lex_with_flags): Add parameter to call to
14310 2005-03-11 Per Bothner <per@bothner.com>
14312 * c-tree.h (struct c_declarator): New id_loc field.
14313 * c-pragma.h (c_lex_with_flags): Take position reference.
14314 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14315 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14316 (c_lex): Pass dummy location to c_lex_with_flags.
14317 * c-parser.c (c_lex_one_token): Set c_token's location using
14318 c_lex_with_flags, instead of input_location, which might be "ahead".
14319 (c_parser_direct_declarator): Set declarator's id_loc from
14321 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14322 declarator's id_loc, rather than probably-imprecise input_location.
14323 (build_id_declarator): Initialize c_declarator's id_loc field.
14325 2005-03-11 Roger Sayle <roger@eyesopen.com>
14327 PR middle-end/20419
14328 * builtins.c (expand_builtin_signbit): Force the signbit's word
14329 into an integer register to avoid SUBREGs of floating point modes.
14331 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14333 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14334 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14335 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14336 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14338 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14340 PR rtl-optimization/20306
14341 * expr.c (emit_move_complex): Set try_int false if mode is
14342 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14343 emit_block_move if try_int is true.
14345 2005-03-11 Richard Henderson <rth@redhat.com>
14348 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14349 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14352 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14354 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14355 (TARGET_FIX_VR4130): New macro.
14356 (TARGET_OPTIONS): Add -mfix-vr4130.
14357 (ISA_HAS_MACCHI): New macro.
14358 (ASM_SPEC): Add -mfix-vr4130.
14359 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14360 (override_options): Handle mips_fix_vr4130_string.
14361 (mips_avoid_hazards): Clear all_noreorder_p
14362 if we're working around VR4130 errata and the macc alternatives
14364 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14365 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14366 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14367 (MULTILIB_DEFAULTS): Remove leading "march=".
14368 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14369 if no architecture option is given.
14370 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14372 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14373 * doc/invoke.texi: Document -mfix-vr4130.
14375 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14377 * config/mips/mips.c (override_options): Only warn about -mint64
14378 deprecation if TARGET_INT64.
14380 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14382 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14383 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14384 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14385 are non-specific regarding the nonnull parameter positions.
14386 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14387 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14388 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14389 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14391 * builtins.def: Use the non-specific "nonnull" attibute lists.
14393 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14395 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14396 single_pred_edge, single_succ, single_pred): Improve comments.
14398 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14400 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14401 single_pred_edge, single_succ, single_pred): New inline functions.
14402 * bb-reorder.c (rotate_loop, find_traces_1_round,
14403 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14404 duplicate_computed_gotos): Use the single_succ/pred functions.
14405 * cfganal.c (forwarder_block_p): Ditto.
14406 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14407 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14408 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14409 merge_seq_blocks): Ditto.
14410 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14411 * cfglayout.c (fixup_reorder_chain): Ditto.
14412 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14413 canonicalize_loop_headers, verify_loop_structure): Ditto.
14414 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14415 mfb_update_loops, create_preheader, force_single_succ_latches,
14416 create_loop_notes): Ditto.
14417 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14418 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14419 commit_one_edge_insertion, purge_dead_edges,
14420 cfg_layout_can_merge_blocks_p): Ditto.
14421 * except.c (sjlj_emit_function_enter): Ditto.
14422 * flow.c (init_propagate_block_info): Ditto.
14423 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14424 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14425 insert_insn_end_bb): Ditto.
14426 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14427 find_if_case_2): Ditto.
14428 * lambda-code.c (perfect_nestify): Ditto.
14429 * lcm.c (optimize_mode_switching): Ditto.
14430 * loop-doloop.c (doloop_modify): Ditto.
14431 * loop-init.c (loop_optimizer_init): Ditto.
14432 * loop-iv.c (simplify_using_initial_values): Ditto.
14433 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14434 * loop-unswitch.c (unswitch_loop): Ditto.
14435 * modulo-sched.c (generate_prolog_epilog): Ditto.
14436 * predict.c (combine_predictions_for_insn, estimate_probability,
14437 tree_estimate_probability, last_basic_block_p,
14438 estimate_bb_frequencies): Ditto.
14439 * profile.c (branch_prob): Ditto.
14440 * regrename.c (copyprop_hardreg_forward): Ditto.
14441 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14442 * tracer.c (layout_superblocks): Ditto.
14443 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14444 cfg_remove_useless_stmts_bb, cleanup_control_flow,
14445 cleanup_control_expr_graph, disband_implicit_edges,
14446 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14447 tree_verify_flow_info, tree_make_forwarder_block,
14448 tree_forwarder_block_p, remove_forwarder_block,
14449 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14450 * tree-if-conv.c (tree_if_conversion): Ditto.
14451 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14452 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14453 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14454 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14455 copy_loop_headers): Ditto.
14456 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14457 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14458 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14459 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14460 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14461 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14462 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14463 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14464 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14465 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14466 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14467 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14468 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14469 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14470 slpeel_add_loop_guard): Ditto.
14472 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
14474 PR tree-optimization/15784
14475 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
14478 * stmt.c (expand_case): Don't change index_type. Convert minval
14479 to the proper type.
14481 PR tree-optimization/20130
14482 * fold-const.c (fold): Fold x * -1 into -x.
14484 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
14486 PR rtl-optimization/20331
14487 * rtlanal.c (modified_between_p): Check its address first for MEM.
14488 (modified_in_p): Likewise.
14490 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
14492 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14494 2005-03-10 Steven Bosscher <stevenb@suse.de>
14496 * expr.c (expand_expr_real_1): If possible, use a conditional
14497 move for expanding MIN_EXPR and MAX_EXPR.
14498 Use temp for moving around rtx-en.
14500 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
14503 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14506 2005-03-10 Roger Sayle <roger@eyesopen.com>
14508 * builtins.c (expand_builtin_signbit): Extend to handle floating
14509 point modes wider than the largest integer type, using the
14510 operand_subword_force function to obtain the signbit's word.
14512 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14515 * combine.c (try_combine): If recog_for_combine added CLOBBERs
14516 to NEWI2PAT, fail to combine if they are used by NEWPAT.
14518 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
14520 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14522 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
14524 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14526 (perform_edge_inserts): Unconditionally call
14527 free_dominator_info.
14529 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14531 2005-03-10 Bob Wilson <bob.wilson@acm.org>
14533 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14535 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
14537 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14539 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14541 (rtl_register_value_prof_hooks,
14542 tree_value_profile_transformations,
14543 tree_register_value_prof_hooks): Likewise.
14544 * var-tracking.c (stack_adjust_offset_pre_post,
14545 variable_htab_free, variable_union, dataflow_set_different_2,
14546 count_uses, variable_was_changed, set_frame_base_location,
14547 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14548 vt_add_function_parameters): Likewise.
14549 * varasm.c (named_section_real, named_section, make_decl_rtl,
14550 asm_emit_uninitialised, assemble_integer, decode_addr_const,
14551 const_hash_1, compare_constant, copy_constant, force_const_mem,
14552 output_constant_pool_2, output_constant_pool_1, output_constant,
14553 output_constructor, make_decl_one_only, decl_tls_model,
14554 default_no_named_section, default_elf_select_section_1,
14555 default_unique_section_1): Likewise.
14556 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14557 * vmsdbgout.c (addr_const_to_string): Likewise.
14560 * function.c (struct assign_parm_data_one): Remove last_named
14562 (assign_parm_find_data_types): Don't determine last_named.
14563 Reorder named_parm determination.
14564 (assign_parms): Only setup varargs on the last non-varadic
14567 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
14569 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
14570 sda base address on medium model.
14572 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
14574 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14575 * cfgloop.c (flow_loop_nodes_find): Export.
14576 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14578 * cfgloopmanip.c (fix_loop_structure): New function.
14579 * predict.c (predict_loops): Clean up the loops information.
14580 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14581 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14583 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14584 (rewrite_into_loop_closed_ssa): Declaration changed.
14585 * tree-loop-linear.c (linear_transform_loops): Add argument to
14586 rewrite_into_loop_closed_ssa call.
14587 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14588 * tree-ssa-loop-im.c (move_computations): Ditto.
14589 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14590 * tree-vectorizer.c (vectorize_loops): Ditto.
14591 * tree-optimize.c: Include cfgloop.h.
14592 (execute_todo): Choose whether to call cleanup_tree_cfg or
14593 cleanup_tree_cfg_loop.
14594 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14595 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14596 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14597 cleanup_tree_cfg_loop call.
14598 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14599 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14600 work on part of cfg.
14602 2005-03-10 Jakub Jelinek <jakub@redhat.com>
14604 PR inline-asm/20314
14605 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14606 with multiple alternatives.
14608 * stmt.c (parse_output_constraint): Fix a typo.
14610 2005-03-09 Bob Wilson <bob.wilson@acm.org>
14612 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14613 assembly directive instead of deprecated "no-generics".
14615 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
14617 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14618 for non-offsettable memory references to cope with outstanding reload
14620 * config/s390/s390.md ("reload_outti"): Call find_replacement to
14621 avoid losing outstanding address reloads.
14622 ("reload_outdi", "reload_outdf"): Likewise.
14624 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14626 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14627 code. Add more cbrt transformations.
14629 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14631 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14633 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14635 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14636 NULL_TREE when a given tree is not simplified.
14637 (fold): Return the original tree when any of the functions
14638 mentioned above NULL_TREE.
14640 * fold-const.c (fold_unary, fold_binary): Take decomposed
14641 arguments, code, type, op0, and op1 in case of fold_binary.
14642 (fold): Update calls to fold_unary and fold_binary.
14644 2005-03-09 Roger Sayle <roger@eyesopen.com>
14646 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14647 a fndecl and an arglist instead of a CALL_EXPR, exp.
14649 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
14651 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14653 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14655 * expr.c (expand_assignment): Remove orig_to_rtx.
14657 * fold-const.c (int_const_binop): Remove no_overflow.
14659 * ifcvt.c (noce_emit_move_insn): Remove inmode.
14661 * loop-iv.c (get_biv_step_1): Remove lhs.
14663 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14665 * real.c (real_nan): Remove neg.
14667 * function.c (thread_prologue_and_epilogue_insns): Remove i
14670 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14673 * tree-eh.c (tree_could_trap_p): Remove idx.
14675 * tree-into-ssa.c (ann): Remove ann.
14677 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14679 * tree-sra.c (decide_block_copy): Remove inst_count.
14681 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14683 * tree-ssa-loop-im.c (lhs): Remove.
14685 * cfgbuild.c (state, STATE, SET_STATE,
14686 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14688 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14689 (find_basic_blocks): Set the state of each basic block to
14692 2005-03-08 Jeff Law <law@redhat.com>
14694 * tree-cfg.c (cleanup_control_flow): If removal of a computed
14695 goto results in the removal of edges in the CFG, then we need
14696 to recompute dominators.
14698 2005-03-09 Ben Elliston <bje@au.ibm.com>
14700 * c-common.c (c_do_switch_warnings): Comment fix.
14702 2005-03-08 Julian Brown <julian@codesourcery.com>
14704 * Patch from 2005-03-08 reverted for causing regressions and
14705 ppc-darwin bootstrap failure.
14707 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
14709 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14710 Define the real function for ppc-darwin.
14711 * c-typeck.c (convert_arguments): Check for target-specific
14712 invalid argument call to unprototyped function.
14713 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14715 * target.h (invalid_arg_for_unprototyped_fn): New field
14717 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14718 default target hook.
14719 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14722 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14724 * c-typeck.c (constructor_stack, constructor_range_stack,
14725 initializer_stack): Make them static.
14727 * cfg.c (rbi_pool): Make it static.
14729 * gimple-low.c (lower_stmt_body): Make it static.
14730 * tree-flow.h: Remove the corresponding prototype. Don't
14731 declare lower_data.
14733 * sched-deps.c (cache_size): Make it static.
14735 * stor-layout.c (lang_adjust_rli): Make it static.
14737 2005-03-08 Julian Brown <julian@codesourcery.com>
14739 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14740 from being used for symbols with vague linkage when
14741 HAVE_GAS_COMDAT_GROUP is true.
14743 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
14745 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14746 nlabel == JUMP_LABEL (jump).
14748 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14750 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14751 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14752 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14753 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14755 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
14758 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14759 * c-common.c (handle_returns_twice): New function.
14760 (c_common_attribute_table): Declare eturns_twice' attribute.
14761 * doc/extend.texi: Document eturns_twice' attribute.
14762 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14763 (struct tree_decl): Add returns_twice_flag.
14765 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14767 * tree-ssa-phiopt.c: Fix a comment typo.
14769 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14770 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14771 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14774 2005-03-08 Richard Henderson <rth@redhat.com>
14776 * config/alpha/alpha.c (code_for_builtin): Replace special-case
14777 builtin codes with ctzdi2, clzdi2, popcountdi2.
14778 (struct alpha_builtin_def): Add is_const.
14779 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14780 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14781 (alpha_init_builtins): Init them. Set nothrow and const attributes
14783 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14784 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14785 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14786 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14787 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14788 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14789 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14790 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14791 (TARGET_FOLD_BUILTIN): New.
14792 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14793 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14795 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14797 2005-03-08 Ira Rosen <irar@il.ibm.com>
14799 PR tree-optimization/20122
14800 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14801 condition of access function instead of base.
14803 2005-03-07 Jeff Law <law@redhat.com>
14804 Steven Bosscher <stevenb@suse.de>
14806 * tree-cfg.c (find_taken_edge_computed_goto): New function.
14807 (find_taken_edge): Call find_taken_edge_computed_goto as
14808 appropriate. Allow any gimple invariant rather than just
14809 INTEGER_CST for VAL.
14810 (cleanup_control_flow): Cleanup a computed goto which has turned
14811 into a simple goto.
14812 (tree_merge_blocks): If block B has any forced labels, move
14813 them to the start of block A.
14814 * tree-ssa-dom.c (thread_across_edge): Allow threading across
14815 computed gotos as well.
14816 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14817 removal of unnecessary computed gotos too.
14818 (lookup_redirection_data): Fix type of INSERT argument. Callers
14821 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
14823 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
14824 Remove trailing spaces.
14826 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14827 unshare_all_trees): Make them static.
14828 * tree-gimple.h: Remove the corresponding prototypes.
14830 * diagnostic.h: Remove unused prototype
14831 debug_output_buffer.
14832 * modulo-sched.c: Remove unused prototype
14833 set_row_column_for_ps.
14835 * tree-ssa-phiopt.c (tree_ssa_phiopt,
14836 replace_phi_edge_with_variable): Remove unused variable i.
14838 2005-03-07 Per Bothner <per@bothner.com>
14840 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14842 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
14845 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14846 bbs on the COND_EXPR instead of the PHI_NODEs.
14847 (candidate_bb_for_phi_optimization): Remove.
14848 (replace_phi_with_stmt): Rename to ...
14849 (replace_phi_edge_with_variable): this and change so that we
14850 replace the phi argument instead of removing the PHI.
14851 (conditional_replacement): Change so we deal with PHI with more
14852 than two arguments.
14853 (value_replacement): Likewise.
14854 (abs_replacement): Likewise.
14856 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
14858 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
14859 output_e500_flip_gt_bit.
14861 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
14863 (rs6000_generate_compare): Fix logic to look at the correct bits.
14864 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
14866 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
14867 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
14868 gen_move_from_CR_gt_bit.
14870 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
14871 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
14872 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
14874 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
14875 (E500_CR_IOR_COMPARE): New constant.
14877 2005-03-08 Earl Chew <earl_chew@agilent.com>
14878 David Billinghurst <David.Billinghurst@riotinto.com>
14880 * config/i386/host-cygwin.c: New file to support precompiled
14882 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
14883 * config.host: Use above files for cygwin host.
14885 2005-03-07 David Edelsohn <edelsohn@gnu.org>
14887 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
14888 ordering ops from earlier change.
14890 2005-03-07 Per Bothner <per@bothner.com>
14892 Various fixes to allow us to again build if --enable-mapped-location:
14893 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
14894 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
14895 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
14896 local variable loc. Change logic appropriately.
14897 * tree-vect-transform.c (vect_finish_stmt_generation): Use
14898 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
14899 * c-parser.c (c_parser_for_statement): Initialize loc variable.
14900 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
14901 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
14903 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
14905 PR rtl-optimization/19683
14906 * reload1.c (choose_reload_regs): Pass the number of bits, not the
14907 number of bytes, to smallest_int_for_mode. Fix arguments to
14908 REG_CANNOT_CHANGE_MODE_P.
14910 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
14912 * reorg.c (relax_delay_slots): Check that the jump is
14913 conditional before trying to invert it.
14915 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14917 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
14920 * calls (stack_arg_under_construction): Make it static.
14922 * flow.c (regs_live_at_setjmp): Make it static.
14923 * flow.h: Remove the corresponding prototype.
14925 * reload1.c (reload_startobj, reload_firstobj,
14926 something_needs_operands_changed, reload_inherited,
14927 reload_inheritance_insn, reload_override_in,
14928 reload_spill_index): Make them static.
14930 * recog.c (verify_changes): Make it static.
14931 * recog.h: Remove the corresponding prototype.
14933 * cfgbuild.c (find_sub_basic_blocks): Remove.
14934 * basic-block.h: Remove the corresponding prototype.
14935 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
14937 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
14939 * tree-ssa-operands.c (check_build_stmt): Remove.
14941 * stor-layout.c (set_alignment): Remove.
14942 * tree.h: Remove the corresponding prototype.
14944 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
14946 * tree-ssa-dce.c (control_dependence_map,
14947 visited_control_parents): Make them static.
14949 * cfghooks.c (verify_flow_info): Remove local variable
14952 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14955 * loop-unswitch.c (unswitch_loop): Remove local variable src.
14957 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
14959 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
14961 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
14963 * config/ia64/hpux.h (LINK_SPEC): Add -z.
14964 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
14965 PARALLEL for an empty structure.
14967 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
14969 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
14971 * fold-const.c (fold_binary): Unroll the very first "for"
14974 2005-03-06 David Edelsohn <edelsohn@gnu.org>
14976 * config/rs6000/predicates.md (branch_comparison_operator): Remove
14977 redundant match_code test.
14978 (scc_comparison_operator): Swap match_operand and match_code
14980 (branch_positive_comparison_operator): Same.
14981 (trap_comparison_operator): Use comparison_operator and swap with
14984 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
14987 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
14988 (out_movhi_r_mr): Read low byte of volatile MEM first.
14989 (out_movhi_mr_r): Write high byte of volatile MEM first.
14991 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
14993 * cselib.c (reg_values, reg_values_size): Make them static.
14995 * cse.c (cse_reg_info_table): Make it static.
14997 * fold-const.c (fold_unary): Use build1 instead of copy_node.
14999 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15001 * cse.c (find_best_addr): Use canon_for_address.
15003 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15005 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15006 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15007 SUBREG and MEM, respectively.
15009 * fold-const.c (fold_binary): Use code instead of t.
15011 * fold-const.c (optimize_minmax_comparison): Take decomposed
15012 arguments code, type, op0, and op1 instead of t.
15013 (fold_binary): Update a call to optimize_minmax_comparison.
15015 * fold-const.c (fold_range_test): Take decomposed arguments
15016 code, type, op0, and op1 instead of t.
15017 (fold_binary): Update a call to fold_range_test.
15019 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15020 decomposed arguments code, type, op0, and op1 instead of t.
15021 (fold_binary): Update a call to fold_range_test.
15023 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15025 * fold-const.c (fold_binary): Avoid directly using the original
15026 expression t as much as possible.
15028 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15030 * c-semantics.c (build_stmt): Use TYPE_P instead of
15031 IS_NON_TYPE_CODE_CLASS.
15032 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15033 (NON_TYPE_CHECK): Use TYPE_P instead of
15034 IS_NON_TYPE_CODE_CLASS.
15036 * fold-const.c (fold): Remove handling of binary expressions.
15038 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15040 * doc/c-tree.texi: Wrap comments in @r{}.
15041 * doc/cpp.texi: Likewise.
15042 * doc/cppinternals.texi: Likewise.
15043 * doc/extend.texi: Likewise.
15044 * doc/md.texi: Likewise.
15045 * doc/objc.texi: Likewise.
15046 * doc/sourcebuild.texi: Likewise.
15047 * doc/tm.texi: Likewise.
15048 * doc/tree-ssa.texi
15050 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15052 * predict.c (apply_return_prediction): Standardize PHI chain
15054 * tree-ssa.c (ssa_redirect_edge): Likewise.
15056 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15057 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15060 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15061 * tree-flow.h: Adjust the prototype for remove_phi_node.
15062 * lambda-code.c (perfect_nestify): Adjust a call to
15065 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15066 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15068 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15069 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15070 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15071 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15073 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15074 of GEN_INT (trunc_int_for_mode (...)).
15075 * loop-iv.c (iv_number_of_iterations): Likewise.
15076 * postreload.c (reload_cse_move2add): Likewise.
15077 * simplify-rtx.c (simplify_const_unary_operation,
15078 simplify_const_binary_operation): Likewise.
15079 * stor-layout.c (get_mode_bounds): Likewise.
15081 * fold-const.c (fold_binary): New.
15082 (fold): Call fold_binary on binary expressions.
15084 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15086 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15087 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15088 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15089 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15090 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15092 2005-03-04 Devang Patel <dpatel@apple.com>
15094 PR tree-optimization/18815
15095 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15096 loops with zero exit edges.
15098 2005-03-04 Devang Patel <dpatel@apple.com>
15100 * doc/invoke.texi: Remove reference to webpage that does not exist.
15102 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15103 Joseph S. Myers <joseph@codesourcery.com>
15106 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15107 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15108 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15109 * pa.c (get_plabel): Change argument to symbol_ref. Call
15110 maybe_get_identifier instead of get_identifier.
15111 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15112 (struct deferred_plabel): Replace name field with symbol field.
15113 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15114 ASM_OUTPUT_EXTERNAL_REAL is defined.
15115 (output_global_address): Use output_addr_const for output of all
15117 (output_deferred_plabels): Use symbol_ref instead of name for address
15119 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15120 ASM_OUTPUT_SYMBOL_REF): New macros.
15121 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15123 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15126 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15128 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15129 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15131 2005-03-04 Jeff Law <law@redhat.com>
15133 * basic-block.h (rediscover_loops_after_threading): Declare.
15134 * tree-ssa-dom.c: Include cfgloop.h.
15135 (tree_ssa_dominator_optimize): Discover loops and some basic
15136 properties. Remove forwarder blocks recreated by loop header
15137 canonicalization. Also mark backedges in the CFG.
15138 * tree-ssa-threadupdate.c: Include cfgloop.h
15139 (rediscover_loops_after_threading): Define.
15140 (struct local_info): New field, JUMP_THREADED.
15141 (prune_undesirable_thread_requests): New function.
15142 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15143 then record that fact for the callers of redirct_edges.
15144 (thread_block): If BB has incoming backedges, then call
15145 prune_undesirable_thraed_requests. Note when we are
15146 going to have to rediscover loop information. Return a
15147 boolean indicating if any jumps were threaded.
15148 (thread_through_all_blocks): Bubble up boolean indicating
15149 if any jumps were threaded.
15150 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15151 (tree-ssa-threadupdate.o): Similarly.
15153 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15155 * fold-const.c (fold_ternary): Unroll the "for" loop to
15158 2005-03-04 Andrew Haley <aph@redhat.com>
15160 * unwind-dw2-fde-glibc.c (struct
15161 unw_eh_callback_data.check_cache): New field.
15162 (frame_hdr_cache): New.
15163 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15164 Cache frame header info.
15166 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15168 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15169 (print_c_condition): Declare.
15170 * read-rtl.c (ptr_loc): New structure.
15171 (ptr_locs, ptr_loc_obstack, joined_conditions)
15172 (joined_conditions_obstack): New variables.
15173 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15174 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15175 (join_c_conditions, print_c_condition): New functions.
15176 (apply_macro_to_string): Associate the new string with the same
15177 source location as the old one.
15178 (add_condition_to_string): Use join_c_conditions.
15179 (read_string): Use set_rtx_ptr_loc to record a filename and line
15180 number for the string.
15181 (read_rtx): Initialize the new variables above.
15182 * genattrtab.c (write_test_expr, write_attr_value): Use
15184 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15185 comment above the GCC_VERSION check.
15186 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15187 Inline the definition of MAYBE_EVAL.
15188 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15189 * genoutput.c (process_template): Likewise.
15190 * genpreds.c (write_predicate_subfunction): Likewise.
15191 (write_predicate_expr): Use print_c_condition.
15192 * genrecog.c (write_cond): Likewise.
15193 * gensupport.c (process_rtx): Use join_c_conditions to join the
15194 conditions of a define_insn_and_split. Record a source location
15195 for the string after the "&&".
15196 (alter_test_for_insn): Use join_c_conditions.
15198 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15201 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15202 PR tree-optimization/15784
15203 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15206 2005-03-04 Ben Elliston <bje@au.ibm.com>
15208 * gcc.c (option_map): Add --coverage.
15209 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15210 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15211 * config/darwin.h: Pass -lgcov for `coverage'.
15212 * doc/invoke.texi (Debugging Options): Document --coverage.
15214 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15216 * gcse.c (bypass_block): Use find_edge wherever possible.
15218 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15222 * c-opts.c (c_common_parse_file): Call start_source_file
15223 and end_source_file at the approriate times.
15225 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15226 the main file, it will be done for us now.
15228 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15230 * fold-const.c (fold_ternary): New.
15231 (fold): Call fold_ternary on ternary expressions. Remove
15232 handling of ternary expressions.
15234 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15236 PR tree-optimization/15784
15237 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15240 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15242 * config/rs6000/predicates.md (branch_comparison_operator):
15243 Convert from C block to conditional format.
15245 2005-03-03 Jan Hubicka <jh@suse.cz>
15247 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15248 and non-constant public variables.
15250 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15252 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15255 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15258 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15259 calls to release_ssa_name and release_phi_node.
15261 * fold-const.c (fold): Remove handling of unary expressions.
15263 * fold-const.c (fold_unary): Avoid directly using the original
15264 expression t as much as possible.
15266 2005-03-03 Roger Sayle <roger@eyesopen.com>
15267 Andrew Pinski <pinskia@physics.uc.edu>
15269 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15270 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15272 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15274 Describe special registers SRP and MOF as allocatable registers.
15275 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15276 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15277 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15278 TARGET_HAS_MUL_INSNS.
15279 (cris_print_operand) <case 'd'>: New case.
15280 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15281 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15283 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15284 (REG_ALLOC_ORDER): Update for MOF.
15285 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15287 (GENERAL_REGS): No longer a define of ALL_REGS.
15288 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15289 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15290 Adjust accordingly.
15291 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15292 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15293 (SECONDARY_RELOAD_CLASS): Define.
15294 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15295 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15296 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15297 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15298 (REGISTER_MOVE_COST): Define.
15299 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15300 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15301 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15302 (CRIS_MOF_REGNUM): New define_constants.
15303 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15305 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15307 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15308 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15309 Adjust for MOF being properly described as a register.
15310 (indir_to_reg_split): Name this split. Conditionalize on the
15311 destination register being a general register.
15312 (movei): Conditionalize on on operands 0 and 1 having the same
15315 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15318 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15319 -mcpu to override any other explicitly given flags.
15321 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15323 * recog.c (verify_changes, confirm_change_group): New functions,
15324 broken out of apply_change_group.
15325 (apply_change_group): Use them.
15326 * recog.h (verify_change, confirm_change_group): Declare.
15327 * rtl.h (redirect_jump_2): Declare.
15328 * jump.c (redirect_exp, invert_exp): Delete.
15329 (invert_exp_1): Take second parameter. Return value. Changed caller.
15330 (redirect_jump_2): New function, broken out of redirect_jump.
15331 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15332 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15333 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15335 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15337 * varasm.c (named_section): Use xstrdup rather than doing it by
15340 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15342 2005-03-02 Devang Patel <dpatel@apple.com>
15344 Undo PR tree-optimization/18815 fix.
15346 2005-03-02 Devang Patel <dpatel@apple.com>
15348 PR tree-optimization/18815
15349 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15350 loops with zero exit edges.
15352 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15354 * cfg.c (connect_src, connect_dest, disconnect_src,
15355 disconnct_dest): New.
15356 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15357 redirect_edge_pred): Use the new functions.
15359 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15360 free_dominance_info only when needed.
15362 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15365 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15366 (reg_or_sub_cint64_operand): Same.
15368 2005-03-02 Jeff Law <law@redhat.com>
15370 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15371 CFG_ALTERED in the main DOM iteration loop.
15373 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15376 * varasm.c (initializer_constant_valid_p): Allow conversions
15377 between OFFSET_TYPEs. Tidy.
15379 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15381 * config/cris/cris.md ("return"): Remove epilogue delay list
15384 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15386 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15388 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15390 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15392 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15393 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15394 config/m68k/m68k.c, config/mips/mips.h,
15395 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15396 doc/include/gcc-common.texi: Update copyright.
15398 PR middle-end/18029 and PR middle-end/18030
15399 * expr.c (optimize_bitfield_assignment_op): Add a special case
15400 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15402 * fold-const.c (fold_unary): New.
15403 (fold): Call fold_unary on unary expressions.
15405 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15407 * cgraph.h (struct cgraph_edge): Add prev_caller and
15408 prev_callee fields.
15409 (cgraph_node_remove_callees): Export.
15410 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15412 (cgraph_edge_remove_callee): New function.
15413 (cgraph_edge_remove_caller): Likewise.
15414 (cgraph_remove_edge): Use.
15415 (cgraph_redirect_edge_callee): Likewise.
15416 (cgraph_node_remove_callees): New function.
15417 (cgraph_node_remove_callers): Likewise.
15418 (cgraph_remove_node): Use.
15419 * tree-optimize.c (tree_rest_of_compilation): Use
15420 cgraph_node_remove_callees instead of manual loop.
15421 * cgraphunit.c (cgraph_finalize_function): Likewise.
15422 (cgraph_expand_function): Likewise.
15423 (cgraph_remove_unreachable_nodes): Likewise.
15425 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15428 * c-tree.h (undeclared_variable, build_external_ref): Add extra
15430 * c-decl.c (undeclared_variable): Take location as argument.
15431 * c-typeck.c (build_external_ref): Likewise.
15432 * c-parser.c (c_parser_postfix_expression): Pass location of
15433 identifier to build_external_ref.
15435 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15437 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15438 CCEQ mode for branch_positive_comparison_operator test.
15439 * config/rs6000/predicates (branch_comparison_operator): Revert to
15441 (scc_comparison_operator): Same.
15442 (branch_positive_comparison_operator): Same.
15444 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
15446 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15447 (cris_delay_slots_for_epilogue): Remove.
15448 (save_last): Move into cris_target_asm_function_epilogue.
15449 (cris_target_asm_function_epilogue): Remove tests for file being
15451 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15452 (cris_delay_slots_for_epilogue): Remove prototypes.
15453 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15454 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15456 2005-03-01 David Edelsohn <edelsohn@gnu.org>
15458 * config/rs6000/predicates.md (branch_comparison_operator): Change
15459 to define_special_predicate.
15460 (scc_comparison_operator): Same.
15461 (branch_positive_comparison_operator): Same.
15463 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
15465 * Makefile.in (tree-ssa-sink.o): New.
15466 (OBJS-common): Add tree-ssa-sink.o.
15467 * common.opt: Add -ftree-sink
15468 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15469 * timevar.def (TV_TREE_SINK): new timevar.
15470 * tree-flow.h (is_hidden_global_store): Prototype.
15471 * tree-optimize.c (init_tree_optimization_passes): Add
15473 * tree-pass.h (pass_sink_code): New.
15474 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15475 for non-obvious global store store to is_hidden_global_store, and
15476 call that new function.
15477 * tree-ssa-sink.c: New file.
15478 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15479 * doc/passes.texi: Document forward store motion.
15480 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15481 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15482 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15483 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15485 2005-03-01 Per Bothner <per@bothner.com>
15487 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15488 and we have a non-zero column-number, add it to the message.
15489 Also factor out the diagnostic_kind_text.
15491 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15493 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15494 flow_loop_pre_header_scan, flow_loop_pre_header_find,
15495 flow_loop_scan): Removed.
15496 (flow_loop_dump): Do not dump removed fields.
15497 (flow_loop_free): Do not free removed fields.
15498 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
15499 (loop_exit_edge_p): New function.
15500 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15501 num_pre_header_edges, entry_edges, num_entries, exit_edges,
15502 num_exits, exits_doms.
15503 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15504 LOOP_EDGES, LOOP_ALL): Removed.
15505 (flow_loop_scan): Declaration removed.
15506 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15507 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15509 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15510 (if_convert): Call flow_loops_find and flow_loops_free
15511 when calling mark_loop_exit_edges.
15512 * cfgloopanal.c (mark_loop_exit_edges): Moved from
15513 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
15514 free_dominance_info calls.
15515 * loop-init.c (flow_loops_find): Ditto.
15516 * passes.c (rest_of_handle_branch_prob): Ditto.
15517 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15518 * loop-unroll.c (analyze_insns_in_loop): Do not use
15520 * predict.c (predict_loops): Do not call flow_loop_scan.
15521 Use get_loop_exit_edges.
15522 (tree_estimate_probability): Do not pass flags to flow_loops_find.
15523 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15524 Do not use EDGE_LOOP_EXIT.
15525 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15526 to bb_with_exit_edge_p.
15527 (if_convertible_loop_p): Do not call flow_loop_scan. Use
15528 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
15529 to bb_with_exit_edge_p.
15530 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
15532 * tree-loop-linear.c (linear_transform_loops): Do not call
15533 flow_loop_scan. Use loop->single_exit.
15534 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15535 (vect_analyze_loop_form): Do not call flow_loop_scan.
15536 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15538 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15540 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15541 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15542 slpeel_tree_duplicate_loop_to_edge_cfg,
15543 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15544 Use loop_preheader_edge and loop->single_exit. Do not call
15547 2005-03-01 Nick Clifton <nickc@redhat.com>
15549 * config/arm/arm.c (thumb_find_work_register): Check all of the
15550 argument registers to see if they are free, and a couple of
15551 special cases where the last argument register but can be proved
15552 to be available during the function's prologue.
15553 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15554 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15555 thumb_unexpanded_epilogue): Use unsigned long as the type for the
15557 (thumb_compute_save_reg_mask): Likewise. Also use
15558 thumb_find_work_register() to ensure that there is agreement about
15559 which work register is going to be used in the prologue.
15560 (thumb_output_function_prologue): Use unsigned long as the type
15561 for the register bit-mask. Also delay pushing the link register if
15562 other high registers are going to be pushed.
15563 (thumb_compute_save_reg_mask, emit_multi_reg_push,
15564 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15565 redundant prototypes.
15567 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
15570 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15571 and after reload in REG+REG indexed addresses without REG_POINTER
15572 set in the base and not set in the index.
15574 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
15576 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15577 Don't undefine here.
15578 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15579 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15580 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15581 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15582 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15584 * config.gcc (sh*-*-linux*): Use config/linux.h.
15586 2005-02-28 Dale Johannesen <dalej@apple.com>
15587 Stan Shebs <shebs@apple.com>
15589 Rewrite of 64-bit Darwin structure-by-value pass/return.
15590 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15591 intoffset, use_stack, named.
15592 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
15593 (rs6000_darwin64_record_arg_advance_flush): New.
15594 (rs6000_darwin64_record_arg_advance_recurse): New.
15595 (rs6000_darwin64_record_arg_flush): New.
15596 (rs6000_darwin64_record_arg_recurse): New.
15597 (rs6000_darwin64_record_arg): New.
15598 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
15599 (function_arg_boundary): Handle 128-bit aligned structs.
15600 (function_arg_advance): Rewrite darwin64 struct handling.
15601 (function_arg): Call rs6000_darwin64_record_arg.
15602 (function_arg_partial_nregs): Handle darwin64 structs.
15603 (rs6000_darwin64_function_value): Remove.
15604 (rs6000_function_value): Call rs6000_darwin64_record_arg.
15606 2005-02-28 Roger Sayle <roger@eyesopen.com>
15608 PR tree-optimization/20216
15609 * tree-chrec.c (tree_fold_factorial): Delete.
15610 (tree_fold_binomial): Change argument list to take a return type
15611 and change the type of K to unsigned int. Rewrite to avoid explicit
15612 evaluation of factorials, and (recursively) calling fold to perform
15613 compile-time arithmetic. Return NULL on (internal) overflow.
15614 (chrec_evaluate): Change type of K to an unsigned int. Avoid
15615 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
15616 if any intermediate calculation overflows.
15617 (chrec_apply): Update call to chrec_evaluate.
15619 2005-02-28 James E Wilson <wilson@specifixinc.com>
15621 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15623 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
15626 * c-parser.c (c_parser_compound_statement): Return error_mark_node
15627 instead of NULL_TREE on error.
15629 2005-02-28 David Edelsohn <edelsohn@gnu.org>
15631 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15632 (EASY_VECTOR_15_ADD_SELF): Remove.
15633 (num_insns_constant_wide): Not static.
15634 (validate_condition_mode): Not static.
15635 (toc_relative_expr_p): Not static.
15636 (legitimate_indirect_address_p): Not static.
15637 (macho_lo_sum_memory_operand): Not static.
15638 (invalid_e500_subreg): Not static.
15639 (easy_vector_same): Not static.
15640 (easy_vector_splat_const): Not static.
15641 (RS6000_SYMBOL_REF_TLS_P): Remove.
15642 (any_operand): Delete.
15643 (any_parallel_operand): Delete.
15644 (count_register_operand): Delete.
15645 (altivec_register_operand): Delete.
15646 (xer_operand): Delete.
15647 (s8bit_cint_operand): Delete.
15648 (short_cint_operand): Delete.
15649 (u_short_cint_operand): Delete.
15650 (non_short_cint_operand): Delete.
15651 (exact_log2_cint_operand): Delete.
15652 (gpc_reg_operand): Delete.
15653 (cc_reg_operand): Delete.
15654 (cc_reg_not_cr0_operand): Delete.
15655 (reg_or_short_operand): Delete.
15656 (reg_or_neg_short_operand): Delete.
15657 (reg_or_aligned_short_operand): Delete.
15658 (reg_or_u_short_operand): Delete.
15659 (reg_or_cint_operand): Delete.
15660 (reg_or_arith_cint_operand): Delete.
15661 (reg_or_add_cint64_operand): Delete.
15662 (reg_or_sub_cint64_operand): Delete.
15663 (reg_or_logical_cint_operand): Delete.
15664 (got_operand): Delete.
15665 (got_no_const_operand): Delete.
15666 (easy_fp_constant): Delete.
15667 (easy_vector_constant): Delete.
15668 (easy_vector_constant_add_self): Delete.
15669 (zero_constant): Delete.
15670 (zero_fp_constant): Delete.
15671 (volatile_mem_operand): Delete.
15672 (offsettable_mem_operand): Delete.
15673 (mem_or_easy_const_operand): Delete.
15674 (add_operand): Delete.
15675 (non_add_cint_operand): Delete.
15676 (logical_operand): Delete.
15677 (non_logical_cint_operand): Delete.
15678 (mask_operand): Delete.
15679 (mask_operand_wrap): Delete.
15680 (mask64_operand): Delete.
15681 (mask64_2_operand): Delete.
15682 (and64_operand): Delete.
15683 (and64_2_operand): Delete.
15684 (and_operand): Delete.
15685 (reg_or_mem_operand): Delete.
15686 (lwa_operand): Delete.
15687 (symbol_ref_operand): Delete.
15688 (call_operand): Delete.
15689 (current_file_function_operand): Delete.
15690 (input_operand): Delete.
15691 (rs6000_nonimmediate_operand): Delete.
15692 (rs6000_tls_symbol_ref): Delete.
15693 (save_world_operation): Delete.
15694 (restore_world_operation): Delete.
15695 (load_multiple_operation): Delete.
15696 (store_multiple_operation): Delete.
15697 (vrsave_operation): Delete.
15698 (mfcr_operation): Delete.
15699 (mtcrf_operation): Delete.
15700 (lmw_operation): Delete.
15701 (stmw_operation): Delete.
15702 (branch_comparison_operator): Delete.
15703 (branch_positive_comparison_operator): Delete.
15704 (scc_comparison_operator): Delete.
15705 (trap_comparison_operator): Delete.
15706 (boolean_operator): Delete.
15707 (boolean_or_operator): Delete.
15708 (min_max_operator): Delete.
15709 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15710 (EASY_VECTOR_15): Moved to here.
15711 (EASY_VECTOR_15_ADD_SELF): Move to here.
15712 (PREDICATE_CODES): Delete.
15713 * config/rs6000/rs6000-protos.h: Delete predicate functions.
15714 Declare functions no longer static.
15715 * config/rs6000/predicates.md: New.
15716 * config/rs6000/rs6000.md: Include predicates.md
15718 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
15720 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
15721 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15723 * cfgrtl.c (need_fake_edge_p): Likewise.
15724 * combine.c (distribute_notes): Likewise.
15725 * emit-rtl.c (try_split): Likewise.
15726 * recog.c (peephole2_opimize): Likewise.
15727 * reg-notes.def (ALWAYS_RETURN): Remove.
15728 * rtl.h (LCT_ALWAYS_RETURN): Remove.
15729 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15730 * tree.h (ECF_ALWAYS_RETURN): Remove.
15732 2005-02-28 Roger Sayle <roger@eyesopen.com>
15734 PR middle-end/19874
15735 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15736 between different machine modes is never a "useless" conversion.
15738 2005-02-28 Geert Bosch <bosch@gnat.com>
15741 * doc/contrib.texi: List contributors for Ada front end
15743 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15745 * simplify-rtx.c (simplify_unary_operation_1,
15746 simplify_const_unary_operation): New, extracted from...
15747 (simplify_unary_operation): ... this one.
15748 (simplify_binary_operation_1,
15749 simplify_const_binary_operation): New, extracted from...
15750 (simplify_binary_operation): ... this one.
15751 * rtl.h (simplify_const_unary_operation,
15752 simplify_const_binary_operation): Add prototypes.
15754 2005-02-28 Julian Brown <julian@codesourcery.com>
15756 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15757 building libjava and caused PR regression/20228.
15759 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15762 * Makefile.in (host_subdir): New.
15763 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
15764 * configure: Regenerate.
15766 2005-02-27 Zack Weinberg <zack@codesourcery.com>
15768 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15769 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15770 installation directory first.
15772 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
15775 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15776 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15777 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15778 * config/cris/cris.md: Tweak comments referring to Q.
15779 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15780 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15781 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15782 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15783 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15784 Insert spaces in constraints to align alternatives vertically for
15786 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
15789 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15791 PR rtl-optimization/17728
15792 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15793 operand 0 from general_operand to move_dest_operand.
15795 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15797 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15798 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15799 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15800 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15802 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
15804 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15805 * configure: Regenerate.
15806 * libada-mk.in: Remove CC; rename
15807 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15809 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
15812 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15813 for the lhs, also walk over the tree. Likewise for rhs.
15815 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
15817 * tree-ssa-dom.c (simple_iv_increment_p): New function.
15818 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15819 Do not propagate value of iv before increment over the increment.
15821 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
15823 * c-parser.c: New file.
15824 * c-parse.in: Remove.
15825 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15827 (c-parser.o): Add dependencies.
15828 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15829 maintainer-clean, TAGS): Update.
15830 * c-config-lang.in (gtfiles): Update.
15831 * gengtype-lex.l: Don't handle "@@".
15832 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15833 objc_build_synchronized, objc_begin_try_stmt,
15834 objc_begin_catch_clause, objc_finish_catch_clause,
15835 objc_build_finally_clause, objc_finish_try_stmt): New.
15836 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15838 (c_parse_init): Update comment.
15839 * c-decl.c (c_init_decl_processing): Update comment.
15840 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15841 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15842 new c_declspecs members.
15844 2005-02-25 Julian Brown <julian@codesourcery.com>
15846 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15847 from being used for symbols with vague linkage when
15848 HAVE_GAS_COMDAT_GROUP is true.
15850 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15852 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15854 2005-02-25 Steve Ellcey <sje@cup.hp.com>
15857 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15858 (LIBGCC2_HAS_DF_MODE): New.
15859 (LIBGCC2_HAS_XF_MODE): New.
15860 (LIBGCC2_HAS_TF_MODE): New.
15861 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15862 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15863 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15864 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
15865 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
15866 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
15867 and add _fixtfdi, _fixunstfdi, _floatditf
15868 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
15869 L_fixunstfdi, L_floatditf.
15870 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
15871 (LIBGCC2_HAS_TF_MODE): Define.
15873 2005-02-25 Diego Novillo <dnovillo@redhat.com>
15875 PR tree-optimization/20204
15876 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
15877 REWRITE_THIS_STMT markers on PHI nodes.
15878 (rewrite_initialize_block): Likewise.
15880 2005-02-25 Mark Mitchell <mark@codesourcery.com>
15882 * version.c (version_string): Update to 4.1.
15884 2005-02-25 Paolo Carlini <pcarlini@suse.de>
15886 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
15887 Clarify that the alternative way doesn't work in GNU C++.
15889 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
15891 PR tree-optimization/19937
15892 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
15893 to the type of the induction variable.
15895 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
15897 PR rtl-optimization/20117
15898 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
15899 the block including noncopyable insn.
15901 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
15903 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
15904 calls to find_reg_note.
15906 2005-02-24 Richard Henderson <rth@redhat.com>
15909 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15912 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
15914 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
15915 vector types if to use base reg for misaligned non-word ld/std.
15917 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15920 * config/cris/cris.c (cris_target_asm_function_prologue): Create
15921 dwarf2 label manually and put it after, not before the prologue.
15923 2005-02-24 David Edelsohn <edelsohn@gnu.org>
15926 * reload.c (operands_match_p): Only increment register number for
15927 SCALAR_INT_MODE_P modes in multiple hard registers.
15929 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
15932 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
15934 * ChangeLog.5: Fix log message typo(s).
15935 * ChangeLog.7: Likewise.
15936 * ChangeLog.tree-ssa: Likewise.
15937 * cfgexpand.c: Fix comment typo(s).
15938 * conflict.c: Likewise.
15939 * defaults.h: Likewise.
15940 * dwarf2out.c: Likewise.
15941 * gcse.c: Likewise.
15942 * ggc-page.c: Likewise.
15943 * tree-eh.c: Likewise.
15944 * tree-ssa-dom.c: Likewise.
15946 2005-02-24 Jakub Jelinek <jakub@redhat.com>
15949 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
15950 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
15951 if SHARED is defined.
15954 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
15955 allow splitting only if operands 0 and 3 don't overlap.
15957 2005-02-24 Richard Henderson <rth@redhat.com>
15959 PR middle-end/19953
15960 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
15961 (fold_builtin_1): Call them.
15962 * fold-const.c (fold_complex_mult_parts): Split out from ...
15963 (fold_complex_mult): ... here. Fix typo in both imaginary case.
15964 (fold_complex_div_parts, fold_complex_div): New.
15966 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
15968 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15970 * tree-ssa-ccp.c (visit_assignment): Verify that result of
15971 VIEW_CONVERT_EXPR is_gimple_min_invariant.
15973 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
15974 (print_node): Likewise.
15975 Print TYPE_SIZES_GIMPLIFIED.
15977 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
15979 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
15980 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
15981 operands as commutative in constraints.
15983 2005-02-24 Diego Novillo <dnovillo@redhat.com>
15985 * tree-into-ssa.c: Re-organize internal functions.
15987 2005-02-24 Richard Henderson <rth@redhat.com>
15989 PR middle-end/18902
15990 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
15992 * common.opt (fcx-limited-range): New.
15993 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
15994 * toplev.c (flag_complex_method): Initialize to 1.
15995 (process_options): Set flag_complex_method to 0 if
15996 flag_cx_limited_range.
15997 * doc/invoke.texi (-fcx-limited-range): New.
15999 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16001 * cse.c (delete_trivially_dead_insns): Speed up by using
16002 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16005 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16007 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16008 functions when -mid-shared-library is being used.
16010 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16012 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16013 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16014 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16015 * system.h: Poison LINK_LIBGCC_SPECIAL.
16017 2005-02-23 James E Wilson <wilson@specifixinc.com>
16019 * gengtype.c (note_insn_name): Make 1 element larger.
16021 2005-02-23 Roger Sayle <roger@eyesopen.com>
16024 PR rtl-optimization/20097
16025 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16026 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16028 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16030 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16031 * t-aix52 (SHLIB_INSTALL): Same.
16033 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16035 * genpreds.c: Update copyright.
16037 2005-02-23 Michael Beach <michaelb@ieee.org>
16040 * config/sparc/t-elf (startup files): Assemble with CPP.
16042 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16044 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16045 (write_predicate_expr): Likewise.
16047 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16049 PR tree-optimization/20100
16050 PR tree-optimization/20115
16051 * tree-optimize.c (init_tree_optimization_passes): Remove
16052 pass_maybe_create_global_var.
16053 * tree-pass.h (pass_maybe_create_global_var): Remove.
16054 * tree-ssa-alias.c (aliases_computed_p): Declare.
16055 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16056 (count_calls_and_maybe_create_global_var): Remove.
16057 (pass_maybe_create_global_var): Remove.
16058 (init_alias_info): Do not declare aliases_computed_p.
16059 (maybe_create_global_var): If the function contains no
16060 call-clobbered variables and a mix of pure/const and regular
16061 function calls, create .GLOBAL_VAR.
16062 Mark all call-clobbered variables for renaming.
16063 (merge_pointed_to_info): Update comment.
16064 (add_pointed_to_var): Likewise.
16065 (is_escape_site): Likewise.
16066 Accept struct alias_info * instead of size_t *.
16068 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16070 * tree-ssa-operands.c (get_call_expr_operands): If
16071 ALIASES_COMPUTED_P is false, do not add call-clobbering
16073 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16074 (delete_tree_ssa): Likewise.
16076 2005-02-22 James E Wilson <wilson@specifixinc.com>
16078 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16079 (do_compile): Do call it here.
16081 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16083 PR rtl-optimization/20017.
16084 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16085 rest_of_handle_cse2, rest_of_handle_gcse): Call
16086 delete_dead_jumptables immediately before calling cleanup_cfg.
16088 2005-02-22 Devang Patel <dpatel@apple.com>
16091 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16094 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16096 * config/rs6000/aix.h (WINT_TYPE): Define.
16098 2005-02-22 Stan Shebs <shebs@apple.com>
16100 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16101 natural alignment for 64-bit Darwin.
16102 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16104 * doc/invoke.texi: Document this.
16106 2005-02-22 DJ Delorie <dj@redhat.com>
16108 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16109 to make_[un]signed_type, not the mode itself.
16111 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16113 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16114 not available. Use tail calls wherever possible.
16115 (make_edge): Call unchecked_make_edge to create an edge.
16117 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16118 (coalesce_ssa_name): Don't check for
16119 SSANORM_USE_COALESCE_LIST.
16120 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16122 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16124 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16125 (rewrite_into_ssa): ... here.
16127 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16129 PR tree-optimization/19786
16130 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16131 tag to another's may-alias bitmap when adding to the other's list.
16133 2005-02-21 DJ Delorie <dj@redhat.com>
16135 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16136 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16137 registers in unsupported ways.
16138 * expmed.c (init_expmed): Likewise.
16140 2005-02-21 Stan Cox <scox@redhat.com>
16142 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16144 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16146 * tree-cfg.c (fold_cond_expr_cond): New.
16147 (make_edges): Call fold_cond_expr_cond.
16148 (find_taken_edge): Accept nothing but INTEGER_CST.
16149 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16151 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16153 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16154 that do not belong to any basic block.
16156 2005-02-21 Jeff Law <law@redhat.com>
16158 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16161 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16163 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16164 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16165 Adjust their definitions.
16166 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16167 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16169 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16170 genautomata.c, langhooks.c, langhooks.h, system.h,
16171 config/arm/lib1funcs.asm: Update copyright.
16173 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16175 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16177 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16180 * doc/install.texi: Document --with-gc.
16182 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16184 * simplify-rtx.c (simplify_unary_operation): Add a missing
16187 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16189 PR tree-optimization/18663
16190 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16191 if the type has variable bounds.
16193 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16195 * gcse.c: Remove an obsolete comment.
16197 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16199 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16201 * doc/extend.texi (Function Attributes) <Attribute const>: The
16202 attribute "pure" is below this text, not above.
16204 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16206 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16207 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16208 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16210 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16213 * langhooks.h (struct lang_hooks): Add to_target_charset.
16214 * langhooks.c (lhd_to_target_charset): New function.
16215 * langhooks-def.h: Declare lhd_to_target_charset.
16216 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16217 (LANG_HOOKS_INITIALIZER): Update.
16218 * c-common.c (c_common_to_target_charset): New function.
16219 * c-common.h: Declare it.
16220 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16221 c_common_to_target_charset.
16223 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16224 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16225 Delete definitions.
16226 * system.h: Poison them.
16227 * doc/tm.texi: Don't discuss them.
16228 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16229 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16230 (pp_c_char): Do not attempt to generate letter escapes for
16232 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16233 * config/mips/mips.c (mips_output_ascii): Likewise.
16235 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16237 PR tree-optimization/19951
16238 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16241 2005-02-19 Steven Bosscher <stevenb@suse.de>
16243 PR middle-end/19698
16244 * function.h (struct function): New field `max_loop_depth'.
16245 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16246 (flow_loops_find): Reset the max loop depth count before finding loops.
16247 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16248 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16249 (calculate_global_regs_live): Make sure the loop will terminate
16250 when the initial sets are not empty.
16252 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16254 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16256 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16258 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16261 * doc/invoke.texi: Remove documentation of %M spec.
16263 (init_spec): Remove %M suffix from -lgcc_s.
16264 (do_spec_1): Remove 'M' case.
16265 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16266 to put shared libraries in the multilib directory. Remove the
16267 shlib_so_soname substitution variable. Don't add a multilib encoding
16268 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16269 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16270 SHLIB_INSTALL as well as SHLIB_LINK.
16271 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16272 (SHLIB_NAME): Delete.
16273 (SHLIB_DIR): New macro.
16274 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16275 (SHLIB_INSTALL): Adjust accordingly.
16276 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16277 * config/t-slibgcc-sld: Likewise.
16278 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16279 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16280 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16282 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16283 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16284 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16285 Use @shlib_base_name@ instead of @shlib_so_name@.
16286 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16287 and @shlib_base_name@.so in @multilib_dir@.
16288 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16289 to the install path.
16290 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16291 (SHLIB_LINK): Remove previous workaround.
16292 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16293 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16294 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16296 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16297 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16298 (SHLIB_INSTALL): Adjust accordingly.
16299 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16300 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16301 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16302 config/t-slibgcc-elf-ver.
16304 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16305 Jakub Jelinek <jakub@redhat.com>
16307 PR tree-optimization/19828
16308 * tree-ssa-loop-im.c: Add a TODO comment.
16309 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16310 without side-effects.
16312 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16314 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16317 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16319 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16320 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16321 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16323 (ia64_reorg): Delete fixup_errata call.
16324 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16325 (TARGET_SWITCHES): Delete -mb-step entry.
16327 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16330 * c-typeck.c (composite_type): Handle quals in transparent unions.
16331 (type_lists_compatible_p): Likewise.
16333 2005-02-18 Stan Shebs <shebs@apple.com>
16335 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16336 expressions in the .literal8 section.
16338 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16340 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16342 2005-02-18 Roger Sayle <roger@eyesopen.com>
16344 * fold-const.c (constant_boolean_node): Always create values of the
16345 specified type, don't bother calling truthvalue_conversion.
16347 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16349 * except.c (output_function_exception_table): Call
16350 assemble_external_libcall (eh_personality_libfunc).
16352 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16355 * config/ia64/ia64.h (struct machine_function): Add state_num.
16356 * config/ia64/ia64.c (process_epilogue,
16357 process_for_unwind_directive): Use new unwind state numbers each
16358 time rather than state 1.
16360 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16363 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16364 before the "*llgt_didi" pattern.
16366 2005-02-18 Jason Merrill <jason@redhat.com>
16368 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16370 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16372 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16373 (div0): Use it in place of ARM_FUNC_ALIAS.
16374 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16376 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16378 PR middle-end/20030
16379 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16380 access, the lower bound of the array type if it exists.
16382 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16385 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16386 cases that are out-of-range for the index type.
16388 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16390 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16391 (estimate_case_costs): Don't call convert.
16392 * expmed.c (expand_shift): Likewise.
16393 (make_tree): Call fold_convert instead of convert.
16395 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16398 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16399 that ref to be marked MEM_READONLY_P doesn't have base that needs
16402 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16404 * genautomata.c (output_get_cpu_unit_code_func,
16405 output_cpu_unit_reservation_p): Don't generate old-style function
16408 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16411 PR tree-optimization/20009
16412 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16414 PR tree-optimization/18947
16415 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16416 inline, remove all nodes that are inlined into the extern inline
16419 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16421 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16422 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16423 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16424 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16427 2005-02-17 Roger Sayle <roger@eyesopen.com>
16429 PR tree-optimization/19917
16430 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16431 to be potentially trapping.
16433 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16435 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16437 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
16439 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16440 tem becomes a local variable which is set to the value of the
16441 back end defined INITIAL_FRAME_ADDRESS macro.
16442 (expand_builtin_frame_address): Omit the base parameter to
16443 expand_builtin_return_addr.
16444 (expand_builtin_profile_func): Likewise.
16445 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16446 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16447 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16449 2005-02-17 Jakub Jelinek <jakub@redhat.com>
16451 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16452 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16453 * config/frv/frv.c (frv_function_epilogue): Likewise.
16455 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
16457 * lambda-code (perfect_nestify): Remove mark/unmark
16458 for rewriting hack.
16459 * tree-loop-linear.c (linear_transform_loops): Add
16460 rewrite_into_ssa call so that ssa is correct for
16461 rewriting into loop closed.
16463 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
16465 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16466 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16468 * bt-load.c (btr_def_live_range, combine_btr_defs,
16469 migrate_btr_def, migrate_btr_defs): Likewise.
16470 * cfgcleanup.c (thread_jump): Likewise.
16471 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16472 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16473 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16474 df_rd_local_compute, df_reg_info_compute): Likewise.
16475 * dominance.c (init_dom_info, free_dom_info): Likewise.
16476 * flow.c (init_propagate_block_info,
16477 free_propagate_block_info): Likewise.
16478 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16479 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16480 modify_reg_pav): Likewise.
16481 * loop-invariant.c (find_defs, find_invariant_insn,
16482 find_invariants, free_inv_motion_data): Likewise.
16483 * predict.c (tree_predict_by_opcode,
16484 estimate_bb_frequencies): Likewise.
16485 * stmt.c (expand_case): Likewise.
16486 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16487 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16488 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16489 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16490 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16491 rewrite_ssa_into_ssa): Likewise.
16492 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16493 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16494 analyze_edges_for_bb, perform_edge_inserts): Likewise.
16495 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16496 * tree-sra.c (tree_sra): Likewise.
16497 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16498 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16499 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16500 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16501 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16502 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16504 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16505 calculate_live_on_entry, calculate_live_on_exit,
16506 build_tree_conflict_graph): Likewise.
16507 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16508 record_important_candidates, set_use_iv_cost, find_depends,
16509 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16510 tree_ssa_iv_optimize_finalize): Likewise.
16511 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16512 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16513 tree_duplicate_loop_to_header_edge): Likewise.
16514 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16515 * tree-ssa.c (verify_flow_insensitive_alias_info,
16516 verify_name_tags, verify_ssa, init_tree_ssa,
16517 delete_tree_ssa): Likewise.
16518 * tree-ssanames.c (marked_ssa_names, init_ssanames,
16519 fini_ssanames): Likewise.
16520 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16522 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
16524 * config/rs6000/t-rtems: Completely reworked.
16526 2005-02-17 Ira Rosen <irar@il.ibm.com>
16528 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16530 2005-02-17 Ira Rosen <irar@il.ibm.com>
16532 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16533 POINTER_TYPE_P when checking that type is a pointer.
16534 (vect_get_memtag): Remove.
16535 (vect_address_analysis): Use POINTER_TYPE_P. Call
16536 vect_object_analysis with dummy parameter for memtag.
16537 (vect_object_analysis): Extract memtag (functionality that
16538 used to be in vect_get_memtag and moved here). Fix printings.
16539 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16540 with correct parameters. Remove call to vect_get_memtag.
16542 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
16544 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16545 (tree-vectorizer.o): Added missing dependencies.
16547 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16549 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16550 declaration in tree-vectorizer.c, now has an extern declaration in
16551 tree-vectorizer.h).
16552 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16553 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16554 get_vectype_for_scalar_type, vect_is_simple_use,
16555 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16556 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16557 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16558 vectorizable_store, vectorizable_operation, vectorizable_assignment,
16559 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16560 find_loop_location): Likewise.
16562 * tree-vectorizer.c (langhooks.h): #include removed.
16563 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16564 moved to tree-vectorized.h.
16565 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16566 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16567 get_vectype_for_scalar_type, vect_is_simple_use,
16568 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16569 vect_supportable_dr_alignment, new_loop_vec_info,
16570 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16571 vect_set_verbosity_level, find_loop_location): Likewise.
16573 (vect_analyze_loop): Function externalized. Declaration moved to
16574 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16575 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16576 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16577 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16578 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16579 vect_enhance_data_refs_alignment, vect_analyze_operations,
16580 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16581 vect_stmt_relevant_p, vect_get_loop_niters,
16582 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16583 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16584 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16585 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16586 vect_get_memtag): Likewise.
16588 (vectorizable_load): Function externalized. Declaration moved to
16589 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16590 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16591 vect_transform_loop): Likewise.
16592 (vect_transform_stmt): Moved to tree-vect-transform.c.
16593 (vect_align_data_ref, vect_create_destination_var,
16594 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16595 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16596 vect_get_vec_def_for_operand, vect_init_vector,
16597 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16598 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16599 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16600 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16601 vect_do_peeling_for_loop_bound): Likewise.
16603 * tree-vect-analyze.c: New file.
16604 * tree-vect-transform.c: New file.
16606 2005-02-17 Jason Merrill <jason@redhat.com>
16608 PR mudflap/19319, c++/19317
16609 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16612 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
16614 * doc/install.texi (Specific): Update link for Darwin-specific
16617 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
16619 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16620 constant_boolean_node.
16622 2005-02-16 David Edelsohn <edelsohn@gnu.org>
16625 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16626 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16628 2005-02-16 Richard Henderson <rth@redhat.com>
16631 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16633 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16634 replace uses with Wtype_MAXp1_F.
16635 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16636 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16637 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16638 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16639 and HAVE_TFMODE as appropriate.
16640 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16641 (__floatdisf): Likewise.
16642 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16643 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16644 (Wtype_MAXp1_F): New.
16645 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16646 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16648 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
16651 * arm.c (arm_apply_result_size): New function.
16652 * arm.h (APPLY_RESULT_SIZE): Define.
16653 * arm-protos.h (arm_apply_result_size): Add prototype.
16654 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16655 (movxf): New expand.
16656 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16657 (call_value_symbol): Remove predicate for operand 0.
16658 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16659 (untyped_call): Rework to correclty return values for any type.
16660 (untyped_return): New expand.
16661 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16663 2005-02-16 Stan Shebs <shebs@apple.com>
16665 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16666 * config/rs6000/t-darwin8: New, for 64-bit multilib.
16668 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
16670 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16671 configure settings on Solaris 7 and later.
16673 2005-02-16 Diego Novillo <dnovillo@redhat.com>
16675 PR tree-optimization/19865
16676 * tree-optimize.c (init_tree_optimization_passes): Run
16677 pass_may_alias after pass_sra.
16679 2005-02-16 Richard Henderson <rth@redhat.com>
16680 Stuart Hastings <stuart@apple.com>
16683 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16684 Do nothing if debug info suppressed for this function.
16685 (dbxout_begin_function): Early exit if debug info suppressed for
16688 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
16691 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16693 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16695 PR tree-optimization/19967
16696 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16697 expand_builtin_strchr, expand_builtin_strrchr): Take a new
16698 argument TYPE. Adjust calls to fold_builtin_XXX.
16699 (expand_builtin, fold_builtin_1): Adjust calls to
16700 expand_builtin_XXX.
16701 (fold_builtin_strchr, fold_builtin_strpbrk,
16702 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16703 result to a requested type TYPE.
16705 2005-02-16 Jakub Jelinek <jakub@redhat.com>
16707 PR middle-end/19857
16708 * fold-const.c (fold): Don't optimize (T)(x & cst) to
16709 (T)x & (T)cst if (T)cst overflows.
16710 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16711 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16713 2005-02-15 Jeff Law <law@redhat.com>
16715 * gcse.c (blocks_with_calls): New bitmap.
16716 (alloc_gcse_mem): Allocate it.
16717 (free_gcse_mem): Free it.
16718 (clear_modifY_mem_tables): Clear it.
16719 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16720 when we encounter CALL_INSNs.
16721 (compute_transp, case MEM): Handle blocks with calls separate
16722 from blocks without calls. Use bitmap iterators rather than
16725 2005-02-15 Peter O'Gorman <peter@pogma.com>
16728 * mklibgcc.in (vis_hide): Use a temporary object file, not
16731 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
16734 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16735 access optimization.
16737 2005-02-15 David Edelsohn <edelsohn@gnu.org>
16738 Alan Modra <amodra@bigpond.net.au>
16741 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16742 (_xlqsub): Rename to __gcc_qsub.
16743 (_xlqmul): Rename to __gcc_qmul.
16744 (_xlqdiv): Rename to __gcc_qdiv.
16745 Provide versioned symbol aliases with old names.
16746 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16747 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16748 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16749 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16750 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16752 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16754 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
16755 Fold ~(A - 1) and ~(A + -1) to -A.
16757 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
16761 * config/host-linux.c (linux_gt_pch_use_address): Copy from
16762 config/pa/pa-host.c:pa_gt_pch_use_address.
16764 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
16766 * tree-vn.c (get_value_handle): Make sure that given an
16767 is_gimple_min_invariant expression, we always return it.
16769 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16771 * passes.c (rest_of_handle_gcse): Fix a comment.
16773 2005-02-15 Jeff Law <law@redhat.com>
16775 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16777 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16778 (canon_list_insert, record_last_mem_set_info): Similarly.
16779 (clear_modify_mem_tables): Similarly.
16781 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
16783 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16784 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16785 config/mips/mips.md, config/rs6000/aix.h,
16786 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16788 2005-02-15 Richard Henderson <rth@redhat.com>
16790 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16791 call to be best_edge.
16793 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16795 * basic-block.h: Adjust the prototype for find_basic_blocks.
16796 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16797 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16800 * flow.c (recompute_reg_usage): Remove all arguments.
16801 * passes.c (rest_of_compilation): Adjust the call to
16802 recompute_reg_usage.
16803 * rtl.h: Adjust the prototype for recompute_reg_usage.
16805 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
16807 * tree-dump.c (dump_files): Update to reflect new member
16809 (dump_register): Add new argument.
16811 (dump_switch_p_1): Check against glob name if doglob was passed.
16812 (dump_switch_p): Check against regular first, then glob if
16813 we didn't have any hits on the dump name.
16814 * tree-optimize.c (register_one_dump_file):
16815 Pass in glob name as well.
16816 * tree-pass.h (struct dump_file_info): Add glob
16819 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
16821 PR preprocessor/16323
16822 * doc/invoke.texi: Document that -Wendif-labels is on by default.
16824 2005-02-14 David Edelsohn <edelsohn@gnu.org>
16827 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16828 (trunctfdf2_internal1): New.
16829 (trunctfdf2_internal2): Renamed from trunctfdf2.
16831 2005-02-14 Diego Novillo <dnovillo@redhat.com>
16833 PR tree-optimization/19853
16834 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16836 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
16838 * passes.c (rest_of_handle_loop_optimize): Remove calls to
16839 delete_dead_jumptables and cleanup_cfg.
16841 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16843 * reload.c (find_reloads): Swap address_reloaded flags when
16844 swapping commutative operands.
16846 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
16848 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16849 Use standard_iv_increment_position for computing the bsi position
16851 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16854 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
16857 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16858 life range of hard registers.
16859 * value-prof.c (insn_prefetch_values_to_profile): Only
16862 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
16863 profile in libcalls.
16865 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
16867 * bitmap.h (bitmap_and_compl_into): Return bool.
16868 * bitmap.c (bitmap_and_compl_into): Return changed flag.
16870 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16872 PR tree-optimization/19944
16873 * fold-const.c (fold): Re-add ABS_EXPR folding.
16875 2005-02-13 David Edelsohn <edelsohn@gnu.org>
16878 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
16879 {TARGET,MASK}_XL_COMPAT.
16880 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
16882 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16883 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16885 (rs6000_arg_partial_bytes): Same.
16886 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
16887 and XL compatibility enabled.
16888 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
16889 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
16890 test to final condition.
16891 (cmptf_internal2): New.
16892 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
16893 xl-compat. Add TFmode information to description.
16895 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
16897 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
16899 2005-02-13 Jason Merrill <jason@redhat.com>
16902 * fold-const.c (fold_indirect_ref_1): Split out from...
16903 (build_fold_indirect_ref): Here.
16904 (fold_indirect_ref): New fn.
16905 * tree.h: Declare it.
16906 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
16907 (gimplify_modify_expr_rhs): Likewise.
16908 (gimplify_expr): Likewise.
16910 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
16912 PR tree-optimization/14303
16913 PR tree-optimization/15784
16914 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
16915 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
16916 ABS_EXPR<x> != 0 to x != 0.
16918 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
16920 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
16921 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
16922 spelling conventions.
16924 * passes.c (rest_of_handle_gcse): Don't run cse_main and
16925 delete_trivially_dead_insns too many times.
16927 * passes.c (rest_of_handle_gcse): Remove dead assignments to
16930 2005-02-12 Ira Rosen <irar@il.ibm.com>
16932 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
16933 (vect_is_simple_iv_evolution): Remove redundant parameter
16935 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
16936 without last parameter.
16937 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
16938 Return pointer step. Call vect_is_simple_iv_evolution without
16939 last parameter. Check only that the step is multiple of size
16940 type. Remove stmt_vinfo updates.
16941 (vect_get_memtag_and_dr): Remove.
16942 (vect_get_memtag): New function.
16943 (vect_address_analysis): New function.
16944 (vect_object_analysis): New function.
16945 (vect_analyze_data_refs): Call vect_object_analysis and
16946 vect_get_memtag. Update stmt_vinfo fields.
16948 2005-02-12 Ira Rosen <irar@il.ibm.com>
16950 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
16951 exist and are objects. Remove checks for pointer.
16952 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
16953 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
16954 (vect_create_data_ref_ptr): Likewise.
16955 (vect_base_addr_differ_p): New function.
16956 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
16957 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
16958 Don't set the DR_BASE_NAME field of data-ref.
16959 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
16961 2005-02-12 Uros Bizjak <uros@kss-loka.si>
16963 * optabs.h (enum optab_index): Add new OTI_ldexp.
16964 (ldexp_optab): Define corresponding macro.
16965 * optabs.c (init_optabs): Initialize ldexp_optab.
16966 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
16968 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16970 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
16971 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
16973 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
16974 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
16977 2005-02-12 Ira Rosen <irar@il.ibm.com>
16979 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16981 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16983 (vect_get_base_and_offset): Always return an address.
16984 (vect_create_addr_base_for_vector_ref): Remove treatment for
16985 different data reference types.
16986 (vect_compute_data_ref_alignment): Rename base to base_address in
16987 stmt_vec_info. Get the object in order to force its alignment.
16988 (vect_get_memtag_and_dr): Rename base to base_address in
16989 stmt_vec_info. Extract the object for memtag analysis.
16991 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
16993 PR regression/19898.
16994 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
16995 changes cc_status, use apply modified_in_p to part of cc_status
16996 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
16999 2005-02-11 Richard Henderson <rth@redhat.com>
17001 * tree-complex.c (expand_complex_libcall): New.
17002 (expand_complex_multiplication): Use it for c99 compliance.
17003 (expand_complex_division): Likewise.
17004 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17006 * builtins.c (built_in_names): Remove const.
17007 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17009 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17010 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17011 (built_in_names): Remove const.
17012 * c-common.c (c_common_type_for_mode): Handle complex modes.
17013 * flags.h, toplev.c (flag_complex_method): Rename from
17014 flag_complex_divide_method.
17015 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17016 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17017 * libgcc2.h: Declare them.
17018 * libgcc-std.ver: Export them.
17019 * mklibgcc.in (lib2funcs): Build them.
17021 2005-02-11 Steven Bosscher <stevenb@suse.de>
17023 PR tree-optimization/19876
17024 Partially revert my change from 2005-01-14
17025 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17026 (compute_antic): ...and remove the loop here.
17028 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17030 PR middle-end/19858
17031 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17032 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17034 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17035 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17037 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17039 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17040 offsets for the big-endian 32-bit case.
17042 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17044 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17046 2005-02-11 Dale Johannesen <dalej@apple.com>
17048 * cselib.c (cselib_process_insn): Clear out regs where
17049 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17050 * reload.c (find_equiv_reg): Ditto.
17052 2005-02-11 Ian Lance Taylor <ian@airs.com>
17054 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17057 * tree.c (build_function_type_list): Work correctly if there are
17060 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17062 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17063 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17064 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17065 TARGET_ZARCH instead of TARGET_64BIT.
17067 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17069 * config/rs6000/t-rtems:
17070 (MULTILIB_OPTIONS): Remove mcpu=602.
17071 (MUTLILIB_DIRNAMES): Remove m602.
17072 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17073 Let mcpu=602 match mcpu=603.
17074 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17076 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17078 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17079 signal trampolines.
17081 2005-02-10 David Daney <ddaney@avtrex.com>
17083 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17084 * config/i386/linux-unwind.h: Likewise.
17085 * config/ia64/linux-unwind.h: Likewise.
17086 * config/mips/linux-unwind.h: Likewise.
17087 * config/pa/linux-unwind.h: Likewise.
17088 * config/rs6000/linux-unwind.h: Likewise.
17089 * config/s390/linux-unwind.h: Likewise.
17090 * config/sh/linux-unwind.h: Likewise.
17091 * config/sparc/linux-unwind.h: Likewise.
17093 2005-02-10 Steven Bosscher <stevenb@suse.de>
17095 PR tree-optimization/17549
17096 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17097 TER to replace a DEF with its expression if the DEF and the
17098 rhs of the expression we replace into have the same root
17101 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17103 * config/mips/mips.md: Fix the placement of the match_scratch in the
17106 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17108 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17111 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17113 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17114 (strip_offset): Handle addresses.
17115 (add_address_candidates): Use strip_offset.
17116 (difference_cost): Reflect strip_offset change.
17117 (force_var_cost, difference_cost): Strip nops.
17119 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17121 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17123 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17124 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17125 config/cris/cris-protos.h, config/cris/cris.c: Update
17128 2005-02-10 Jeff Law <law@redhat.com>
17130 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17131 (lookup_avail_expr): Similarly.
17133 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17135 * builtins.c (fold_builtin_powi): New function.
17136 (fold_builtin_1): Call it.
17138 2005-02-10 Steven Bosscher <stevenb@suse.de>
17140 PR documentation/19309
17141 * doc/cpp.texi: The __GNUC__ and related predefined macros
17142 are also defined for the "standalone" cpp.
17143 Some non-GCC compilers may also define __GNUC__.
17145 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17148 * c-typeck.c (common_type): New routine. Old common_type renamed
17150 (c_common_type): ...this.
17151 (build_conditional_expr, build_binary_op): Use c_common_type instead
17154 2005-02-10 Steven Bosscher <stevenb@suse.de>
17156 * doc/md.texi: Replace @samp{length} with @code{length}.
17158 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17160 PR tree-optimization/18687
17161 * tree-flow.h (find_loop_niter): Declare.
17162 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17163 Try using scev even for loops with more than one exit.
17164 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17165 (struct ivopts_data): Added niters field.
17166 (struct nfe_cache_elt): New.
17167 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17169 (tree_ssa_iv_optimize_init): Initialize niters cache.
17170 (determine_number_of_iterations): Removed.
17171 (find_induction_variables): Do not call determine_number_of_iterations.
17172 Access niters for single exit through niter_for_single_dom_exit.
17173 (add_iv_outer_candidates): Access niters for single exit through
17174 niter_for_single_dom_exit.
17175 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17176 number_of_iterations_cond.
17177 (iv_period): New function.
17178 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17179 (may_replace_final_value): Take data argument. Use
17180 niter_for_single_dom_exit.
17181 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17182 (rewrite_use_compare): Pass data to may_eliminate_iv.
17183 (rewrite_use_outer): Pass data to may_replace_final_value.
17184 (free_loop_data): Clean up the niters cache.
17185 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17186 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17187 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17188 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17189 (num_ending_zeros): Moved to tree.c.
17190 * tree.h (num_ending_zeros): Declare.
17191 * tree.c (num_ending_zeros): Moved from tree.c.
17193 2005-02-09 Richard Henderson <rth@redhat.com>
17195 * builtins.c (DEF_BUILTIN): Add COND argument.
17196 * tree.h (DEF_BUILTIN): Likewise.
17197 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17198 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17200 (DEF_BUILTIN_STUB): New.
17201 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17202 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17203 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17204 * c-common.c (DEF_BUILTIN): Add COND argument.
17205 * tree.c (local_define_builtin): New.
17206 (build_common_builtin_nodes): New.
17208 2005-02-09 Roger Sayle <roger@eyesopen.com>
17210 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17211 floating point expression ignoring the sign of the result.
17212 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17213 (fold) <MULT_EXPR>: Use it to simplify x*x.
17214 * tree.h (fold_strip_sign_ops): Prototype here.
17215 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17216 argument. Use fold_strip_sign_ops to simplify the first argument.
17217 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17218 first argument when the second argument is an even integer
17219 constant, but only with -funsafe_math_optimizations.
17220 (fold_builtin_1): Update call to fold_builtin_copysign.
17222 2005-02-09 Ian Lance Taylor <ian@airs.com>
17224 PR middle-end/19583
17225 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17226 just check whether EH_FILTER_FAILURE falls through.
17228 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17230 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17231 insns return to ready list in the next turn.
17233 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17235 PR middle-end/19402
17236 * builtins.def: New __builtin_powi[lf].
17237 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17238 (expand_builtin_powi): New function.
17239 (expand_builtin): Dispatch to expand_builtin_powi.
17240 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17241 * libgcc2.c: Add __builtin_powi[lf] implementation.
17242 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17243 * optabs.h: Add powi_optab.
17244 * optabs.c (init_optabs): Initialize powi_optab.
17245 * doc/extend.texi: Document __builtin_powi[lf].
17247 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17249 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17252 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17254 PR middle-end/19854
17255 * fold-const.c (try_move_mult_to_index): Remove redundant
17256 type argument. Create ADDR_EXPR with correct type.
17257 (fold): Update callers of try_move_mult_to_index. Convert
17258 result to the appropriate type.
17260 2005-02-09 Roger Sayle <roger@eyesopen.com>
17263 * config/avr/avr.c (default_rtx_costs): Delete.
17264 (avr_operand_rtx_cost): New function.
17265 (avr_rtx_costs): Completely rewrite.
17267 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17270 * config/cris/cris.c (in_code): New variable.
17271 (cris_output_addr_const): Now a static function, a wrapper for
17273 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17274 case from old cris_output_addr_const.
17275 (cris_asm_output_label_ref): Similar for LABEL_REF.
17276 (cris_output_addr_const_extra): Similar for UNSPEC.
17277 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17278 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17279 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17281 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17282 (cris_asm_output_label_ref): Declare.
17284 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17286 PR preprocessor/19801
17287 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17288 filenames that changed when libcpp was moved to the toplevel.
17290 2005-02-07 Roger Sayle <roger@eyesopen.com>
17292 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17293 zero extensions of BImode operands. Call lowpart_subreg instead
17294 of gen_lowpart_common and gen_lowpart_SUBREG.
17296 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17299 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17300 * configure.ac: Set cc_for_cross_gnattools.
17301 * configure: Regenerate.
17303 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17306 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17308 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17311 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17312 of nested functions.
17314 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17316 * doc/extend.texi: Document deprecated extensions allowing
17317 static floating-point members to have initializers and allowing
17318 floating-point literals in integral constant expressions.
17320 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17322 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17323 config/darwin7.h, config/mips/mips.c,
17324 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17327 * cse.c: Update comments.
17329 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17331 PR middle-end/19775
17332 * builtins.c (fold_builtin_sqrt): Transform
17333 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17336 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17337 Dorit Naishlos <dorit@il.ibm.com>
17339 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17340 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17341 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17343 * tree.h (vect_set_verbosity_level): New extern function declaration
17345 * tree-vectorizer.h (verbosity_levels): New enum type.
17346 * tree-vectorizer.c (vect_debug_stats): Function removed.
17347 (vect_debug_details): Likewise.
17348 (vect_verbosity_level): Global variable was defined and initialized.
17349 (vect_dump): Global variable definition.
17350 (vect_print_dump_info): New function.
17351 (vect_set_dump_settings): New function.
17352 (vect_set_verbosity_level): New function.
17353 (vectorize_loops): Add call to vect_set_dump_settings.
17355 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17356 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17357 (slpeel_tree_peel_loop_to_edge): Likewise.
17359 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17360 appropriate verbosity level instead of call to vect_debug_details
17361 or vect_debug_stats.
17362 (vect_get_base_and_offset):
17363 (vect_create_addr_base_for_vector_ref):
17364 (get_vectype_for_scalar_type):
17365 (vect_create_data_ref_ptr):
17366 (vect_init_vector):
17367 (vect_get_vec_def_for_operand):
17368 (vect_finish_stmt_generation):
17369 (vectorizable_assignment):
17370 (vectorizable_operation):
17371 (vectorizable_store):
17372 (vectorizable_load):
17373 (vect_transform_stmt):
17374 (vect_update_ivs_after_vectorizer):
17375 (vect_do_peeling_for_loop_bound):
17376 (vect_update_inits_of_drs):
17377 (vect_do_peeling_for_alignment):
17378 (vect_transform_loop):
17379 (vect_is_simple_use):
17380 (vect_analyze_operations):
17381 (vect_is_simple_iv_evolution):
17382 (vect_analyze_scalar_cycles):
17383 (vect_analyze_data_ref_dependence):
17384 (vect_analyze_data_ref_dependences):
17385 (vect_compute_data_ref_alignment):
17386 (vect_enhance_data_refs_alignment):
17387 (vect_analyze_data_refs_alignment):
17388 (vect_analyze_data_ref_access):
17389 (vect_analyze_data_ref_accesses):
17390 (vect_analyze_pointer_ref_access):
17391 (vect_get_memtag_and_dr):
17392 (vect_analyze_data_refs):
17393 (vect_mark_relevant):
17394 (vect_stmt_relevant_p):
17395 (vect_mark_stmts_to_be_vectorized):
17396 (vect_can_advance_ivs_p):
17397 (vect_get_loop_niters):
17398 (vect_analyze_loop_form):
17399 (vect_analyze_loop):
17400 (vectorize_loops): Likewise.
17402 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17403 (vect_update_inits_of_drs):
17404 (vect_do_peeling_for_alignment):
17405 (vect_transform_loop):
17406 (vect_analyze_operations):
17407 (vect_analyze_scalar_cycles):
17408 (vect_analyze_data_ref_dependences):
17409 (vect_analyze_data_refs_alignment):
17410 (vect_analyze_data_ref_accesses):
17411 (vect_analyze_data_refs):
17412 (vect_mark_stmts_to_be_vectorized):
17413 (vect_get_loop_niters):
17414 (vect_analyze_loop_form):
17415 (vect_analyze_loop): Likewise.
17416 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17418 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17422 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17423 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17424 either -ffast-math or -funsafe-math-optimizations is in use.
17426 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17427 * config/mips/irix-csr.c: New file.
17428 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17429 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17430 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17433 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
17435 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17436 redundant, incorrect definitions.
17438 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17440 ("*tls_indirect_call"): New, reference hard regs directly.
17441 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17443 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17445 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17446 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17448 2005-02-06 Roger Sayle <roger@eyesopen.com>
17450 PR rtl-optimization/19800
17451 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17452 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17455 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
17457 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17459 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
17462 * doc/invoke.texi: Correct documentation of -freorder-functions.
17464 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17467 * doc/invoke.texi: Don't mention gccbug.
17469 2005-02-06 Roger Sayle <roger@eyesopen.com>
17470 Andrew Pinski <pinskia@physics.uc.edu>
17471 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
17473 * simplify-rtx.c (simplify_relational_operation_1): Simplify
17474 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17475 into just (zero_extract:SI FOO (const_int 1) BAR).
17477 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17479 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
17480 macro locally. Don't give last revision date. Use GCC version
17481 number from gcc-common.texi.
17482 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
17483 revision date. Use GCC version number from gcc-common.texi.
17484 Describe being a library as current state rather than as 3.x
17486 * doc/gcc.texi: Remove last update date.
17487 * doc/gccint.texi: Likewise. Update copyright dates.
17488 * doc/install.texi: Update copyright dates.
17490 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
17493 * doc/invoke.texi: Mention for each option included in -Wall that
17494 it is included in -Wall.
17495 * doc/gcc.texi: Update copyright and last modification date.
17497 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17499 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17500 unnecessary cast to original induction variable increments.
17502 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
17504 PR tree-optimization/18219
17505 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17506 in distributed form.
17508 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
17510 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17511 Set bitpos and offset later in the function. Do nothing if the
17512 target is a register and if the bitfield lies completely outside
17514 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17515 here. Return an uninitialised register if the source value is stored
17516 in a register and the bitfield lies completely outside that register.
17518 2005-02-06 Steven Bosscher <stevenb@suse.de>
17520 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17523 2005-02-06 Marcin Dalecki <martin@dalecki.de>
17525 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17527 2005-02-06 Geoffrey Keating <geoffk@apple.com>
17529 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17530 * config/darwin8.h: New.
17531 * config/darwin7.h: Update comment.
17533 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17534 Dorit Naishlos <dorit@il.ibm.com>
17536 * tree-vectorizer.h (LOC): New type.
17537 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17538 (loop_line_number): New field in struct _loop_vec_info.
17539 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17541 * tree-vectorizer.c (input.h): Included.
17542 (find_loop_location): New function.
17543 (vect_debug_stats): Argument changed from loop to LOC. Computation of
17544 loop line number removed.
17545 (vect_debug_details): Likewise.
17546 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17548 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17549 call to vect_debug_details/stats changed from loop to loop_loc.
17550 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17551 (slpeel_tree_peel_loop_to_edge): Likewise.
17553 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17554 changed from NULL to UNKNOWN_LOC.
17555 (vect_get_base_and_offset):
17556 (vect_create_addr_base_for_vector_ref):
17557 (get_vectype_for_scalar_type):
17558 (vect_create_data_ref_ptr):
17559 (vect_init_vector):
17560 (vect_get_vec_def_for_operand):
17561 (vect_finish_stmt_generation):
17562 (vectorizable_assignment):
17563 (vectorizable_operation):
17564 (vectorizable_store):
17565 (vectorizable_load):
17566 (vect_transform_stmt):
17567 (vect_update_ivs_after_vectorizer):
17568 (vect_do_peeling_for_loop_bound):
17569 (vect_do_peeling_for_alignment):
17570 (vect_transform_loop):
17571 (vect_is_simple_use):
17572 (vect_analyze_operations):
17573 (vect_is_simple_iv_evolution):
17574 (vect_analyze_scalar_cycles):
17575 (vect_analyze_data_ref_dependences):
17576 (vect_compute_data_ref_alignment):
17577 (vect_enhance_data_refs_alignment):
17578 (vect_analyze_data_ref_access):
17579 (vect_analyze_data_ref_accesses):
17580 (vect_analyze_pointer_ref_access):
17581 (vect_get_memtag_and_dr):
17582 (vect_analyze_data_refs):
17583 (vect_mark_relevant):
17584 (vect_stmt_relevant_p):
17585 (vect_mark_stmts_to_be_vectorized):
17586 (vect_can_advance_ivs_p):
17587 (vect_get_loop_niters):
17588 (vect_analyze_loop):
17589 (vectorize_loops): Likewise.
17591 (vectorizable_load): Argument in call to vect_debug_details/stats
17592 changed from loop to LOOP_LOC (loop_vinfo).
17593 (vect_transform_loop):
17594 (vect_analyze_operations):
17595 (vect_analyze_scalar_cycles):
17596 (vect_analyze_data_ref_dependence):
17597 (vect_enhance_data_refs_alignment):
17598 (vect_analyze_data_ref_accesses):
17599 (vect_analyze_pointer_ref_access):
17600 (vect_analyze_data_refs):
17601 (vect_analyze_loop): Likewise.
17603 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17604 changed from loop to loop_loc.
17606 (vect_enhance_data_refs_alignment): Removed unused variable loop.
17608 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
17609 Dorit Naishlos <dorit@il.ibm.com>
17611 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17613 (vect_analyze_data_ref_dependences): Likewise.
17615 (vect_is_simple_use): Argument changed from loop structure to
17616 loop_vect_info structure.
17617 (vect_can_advance_ivs_p): Likewise.
17618 (vect_create_index_for_vector_ref): Likewise.
17619 (vect_update_ivs_after_vectorizer): Likewise.
17620 (new_stmt_vec_info): Likewise.
17622 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17623 changed from loop to loop_vinfo.
17624 (vect_create_data_ref_ptr): First argument in call to
17625 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17626 (vectorizable_assignment): Second argument in call to vect_is_simple_use
17627 was changed from loop to loop_vinfo.
17628 (vectorizable_operation): Likewise.
17629 (vectorizable_store): Likewise.
17630 (vect_mark_stmts_to_be_vectorized): Likewise.
17631 (vect_do_peeling_for_loop_bound): First argument in call to
17632 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17633 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17634 was changed from loop to loop_vinfo.
17635 (vect_analyze_data_ref_dependences): Third argument in call to
17636 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17638 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17639 (vect_create_data_ref_ptr): Likewise.
17640 (vect_init_vector): Likewise.
17641 (vect_get_vec_def_for_operand): Likewise.
17642 (vectorizable_assignment): Likewise.
17643 (vectorizable_operation): Likewise.
17644 (vectorizable_store): Likewise.
17645 (vectorizable_load): Likewise.
17646 (vect_update_ivs_after_vectorizer): Likewise.
17647 (vect_is_simple_use): Likewise.
17648 (vect_analyze_data_ref_dependence): Likewise.
17649 (vect_analyze_pointer_ref_access): Likewise.
17650 (vect_can_advance_ivs_p): Likewise.
17652 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17653 before _stmt_vec_info.
17654 (_stmt_vec_info): Loop field replaced by loop_vec_info.
17655 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17656 (new_stmt_vec_info): Argument changed from loop structure to
17657 loop_vect_info structure
17659 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17660 (vect_analyze_offset_expr): Avoid 80 columns overflow.
17661 (vect_create_addr_base_for_vector_ref): Likewise.
17662 (vect_analyze_pointer_ref_access): Likewise.
17664 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17667 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17668 phi flag if the phi is abnormal.
17670 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
17673 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17674 information for the new statement.
17676 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17679 * gcc.c (main): Include the target in -v output.
17681 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
17683 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17684 Do not drop the extend if we'd have to add a paradoxical subreg
17685 later. Include optabs.h and insn-codes.h.
17686 * Makefile.in (combine.o): Depend on $(OPTABS_H).
17688 2005-02-02 Roger Sayle <roger@eyesopen.com>
17690 PR middle-end/19405
17691 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17692 * fold-const.c (const_binop): Avoid constant folding floating
17693 point operations in modes that use composite representations.
17694 * simplify-rtx.c (simplify_binary_operation): Likewise.
17696 2005-02-02 Geoffrey Keating <geoffk@apple.com>
17698 * config/rs6000/altivec.md (altivec_dst): Make the first operand
17700 (altivec_dstt): Likewise.
17701 (altivec_dstst): Likewise.
17702 (altivec_dststt): Likewise.
17703 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17706 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17708 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17709 EXPR_LOCUS from orig_cond to the new cond_stmt.
17710 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17713 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17715 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17716 standard_iv_increment_position. Remove call to bsi_next
17717 (no need to bump the iterator anymore).
17718 (vect_create_index_for_vector_ref): Call
17719 standard_iv_increment_position. Remove second function argument.
17720 (vect_finish_stmt_generation): Remove call to bsi_next
17721 (no need to bump the iterator anymore).
17722 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17723 to vect_create_index_for_vector_ref.
17725 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
17727 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17728 phis are used out of the loop.
17730 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
17733 * c-decl.c (undef_nested_function): New variable.
17734 (pop_scope): Diagnose undefined nested functions.
17735 (finish_function): Don't attempt cgraph processing or genericizing
17736 if current top-level function contained an undefined nested
17737 function. Reset undef_nested_function at the end of a top-level
17740 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
17742 * tree.c (build_int_cst_type): Take sign of the value into account
17743 when deciding whether sign extend the value.
17745 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17748 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17749 (cpp_options, cc1_options): Change %{std*&ansi} to
17750 %{std*&ansi&trigraphs}.
17752 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17754 * cse.c: Update comments.
17756 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
17758 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17759 arguments go on the stack. Do not put complex doubles in odd/even
17762 2005-02-02 Steven Bosscher <stevenb@suse.de>
17764 * doc/invoke.texi: Update the options enabled at -O1, -O2,
17765 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
17766 -ftree-pre, and -fthread-jumps.
17768 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
17770 PR tree-optimization/19578
17771 * tree-flow.h (modified_noreturn_calls): Declare.
17772 (noreturn_call_p): Declare.
17773 * tree-flow-inline.h (noreturn_call_p): New function.
17774 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17775 * tree-cfg.c (modified_noreturn_calls): New variable.
17776 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
17777 that contain a mid-block noreturn call.
17778 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17780 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
17782 * df.c (df_def_record_1, df_uses_record): Don't use
17784 * df.h (DF_FOR_REGALLOC): Remove.
17786 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17789 * c-typeck.c (really_start_incremental_init): Reset
17790 constructor_max_index for arrays of incomplete type.
17792 2005-02-02 Jeff Law <law@redhat.com>
17794 * gcse.c (struct reg_set): Store the block index where the register
17795 was set rather than the setting insn.
17796 (record_one_set, compute_transp): Corresponding changes.
17797 (pre_insert_copy_insn): Do not call replace_one_set.
17798 (replace_one_set): Remove.
17800 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
17803 * doc/gcov.texi: Fix typo.
17805 2005-02-01 Richard Henderson <rth@redhat.com
17808 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17809 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17811 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17812 * config/i386/i386-protos.h: Update.
17814 2005-02-01 Steven Bosscher <stevenb@suse.de>
17816 PR tree-optimization/19217
17817 * tree-cfg.c (verify_expr): Use the data field to see if TP was
17818 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
17819 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17820 that it is walking a PHI node.
17822 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
17824 * doc/extend.texi (Nested Functions): Update.
17826 2005-02-01 Richard Henderson <rth@redhat.com>
17829 * optabs.c (expand_copysign_absneg): Export.
17830 * optabs.h (expand_copysign_absneg): Declare.
17831 * config/rs6000/rs6000.md (copysigntf3): New.
17833 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17835 PR tree-optimization/19633
17836 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17837 * tree-ssa-alias.c (init_alias_info): Initialize.
17838 (merge_pointed_to_info): Set.
17839 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17840 (dump_points_to_info_for): Show value of pt_null.
17841 (struct count_ptr_d): Declare.
17842 (find_ptr_dereference): Remove.
17843 (ptr_is_dereferenced_by): Remove.
17844 (count_ptr_derefs): New local function.
17845 (count_uses_and_derefs): New local function.
17846 (compute_points_to_and_addr_escape): Call it. If the number
17847 of dereferences is greater than zero, mark the pointer as
17848 dereferenced. If there are fewer dereferences than uses of
17849 the pointer, the pointer's value escapes.
17851 2005-02-01 Diego Novillo <dnovillo@redhat.com>
17853 PR tree-optimization/19670
17854 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17856 (verify_use): ... set it here, instead.
17858 2005-02-01 Janis Johnson <janis187@us.ibm.com>
17860 * doc/sourcebuild.texi (Test directives): Fix formatting.
17862 * doc/sourcebuild.texi (Test directives): Describe selector
17865 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
17867 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
17868 specific 64-bit CPUs.
17870 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
17873 * arm.c (arm_eliminable_register): New function.
17874 (adjacent_mem_locations): Don't allow eliminable registers. Use
17875 HOST_WIDE_INT for address offsets.
17876 * arm-protos.h (arm_eliminable_register): Add prototype.
17878 2005-02-01 Steven Bosscher <stevenb@suse.de>
17880 PR optimization/15242
17881 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
17882 * basic-block.h (duplicate_computed_gotos): Add prototype.
17883 * bb-reorder.c (duplicate_computed_gotos): New function to
17884 duplicate sufficiently small blocks ending in a computed jump.
17885 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
17886 if not optimizing for size.
17887 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
17888 never do tail merging for blocks ending in a computed jump.
17889 * doc/invoke.texi: Document the max-goto-duplication-insns param.
17891 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
17893 Patch from Richard Sandiford <rsandifo@redhat.com>
17894 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
17895 from inheriting a subreg equivalence with a non-spill register.
17897 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
17899 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
17901 * config/frv/frv.c (movcc_fp_destination_operand): New.
17902 (gpr_or_memory_operand): Fix typo in comment.
17903 (gpr_or_memory_operand_with_scratch): New.
17904 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
17905 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
17906 movcc_fp_destination_operand.
17907 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
17908 Legitimize memory addresses using a scratch register.
17910 2005-01-31 Jeff Law <law@redhat.com>
17912 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
17913 bitmap a sparse bitmap instead of a simple bitmap.
17914 (mark_def_sites_initialize_block): Corresponding changes.
17915 (ssa_mark_def_sites_initialize_block): Likewise.
17916 (ssa_mark_phi_uses): Likewise.
17917 (mark_def_site, ssa_mark_def_sites): Likewise.
17918 (mark_def_site_blocks): Likewise.
17919 (rewrite_ssa_into_ssa): Likewise.
17921 * tree-ssa-dom.c (record_cond): Pass correct variable type
17922 for last argument to htab_find_slot_with_hash.
17924 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
17925 effects when optimizing 0 % X. Do not try to optimize X % 0.
17927 2005-01-31 James E. Wilson <wilson@specifixinc.com>
17929 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
17932 2005-02-01 Eric Christopher <echristo@redhat.com>
17934 * config/mips/mips.c (override_options): Warn if -mint64
17936 * doc/invoke.texi (MIPS Options): Document that -mint64 is
17939 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
17941 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
17943 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
17944 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
17945 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
17946 (cached_regno): Initialize to INVALID_REGNUM.
17947 (cse_reg_info_table_size,
17948 cse_reg_info_table_first_uninitialized,
17949 cse_reg_info_timestamp): New.
17950 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
17952 (init_cse_reg_info, get_cse_reg_info_1): New.
17953 (get_cse_reg_info): Cache the last look-up.
17954 (new_basic_block): Update the code to clear mappings from
17955 registers to cse_reg_info entries.
17956 (cse_main): Call init_cse_reg_info.
17958 * cse.c (get_cse_reg_info): Update a comment.
17960 2005-01-31 Steven Bosscher <stevenb@suse.de>
17963 * c-decl.c (start_decl): Do not warn about arrays of elements with
17964 an incomplete type here.
17965 (grokdeclarator): Do it here by making a pedwarn an error.
17966 * c-typeck.c (push_init_level): If there were previous errors with
17967 the constructor type, do not warn about braces for initializers.
17968 (process_init_element): Likewise for excess initializer elements.
17970 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
17972 * cse.c (delete_trivially_dead_insn): Don't iterate.
17974 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
17976 * config/rs6000/rs6000.md (copysignsf3): New expand.
17977 (copysigndf3): Likewise.
17979 2005-01-31 Steven Bosscher <stevenb@suse.de>
17981 * recog.c (constrain_operands): Only look for earlyclobber operand
17982 conflicts if an '&' constraint was seen.
17984 2005-01-31 Marc Espie <espie@openbsd.org>
17986 * config.gcc: Don't include embedded systems fragment, switches default
17987 debugging format to ELF.
17988 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
17989 longer pick it up there.
17991 2005-01-31 Dale Johannesen <dalej@apple.com>
17993 * doc/extend.texi (nested functions): Fix linkage description.
17994 Clarify that static is not allowed.
17996 2005-01-31 Dale Johannesen <dalej@apple.com>
17998 * config/rs6000/darwin.md (movsf_low_di): Make work.
17999 (movdf_low_di): Make work.
18001 2005-01-31 Dale Johannesen <dalej@apple.com>
18003 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18004 Make work for 64 bit.
18006 2005-01-31 Roger Sayle <roger@eyesopen.com>
18007 Dale Johannesen <dalej@apple.com>
18009 PR middle-end/19650
18010 * fold-const.c (fold_binary_op_with_conditional_arg):
18011 Make types match original operands, before STRIP_NOPS.
18013 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18015 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18016 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18017 (struct gcc_sigcontext): Delete. Merge contents to..
18018 (struct gcc_ucontext): ..here.
18019 (get_sigcontext): Delete.
18020 (get_regs): New function, like get_sigcontext but return regs ptr.
18021 64-bit version finds regs from r1 to support vdso.
18022 (ppc_linux_aux_vector): New function.
18023 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18026 2005-01-31 Ira Rosen <irar@il.ibm.com>
18028 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18030 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18031 redundant fold. Fix misalignment for MINUS_EXPR.
18032 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18033 (vect_analyze_pointer_ref_access): Likewise.
18034 (vect_get_memtag_and_dr): Likewise.
18036 2005-01-31 Richard Henderson <rth@redhat.com>
18038 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18039 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18040 absnegdf2_i387, absnegxf2_i387): Likewise.
18042 2005-01-31 Richard Henderson <rth@redhat.com>
18045 * optabs.c (expand_copysign_absneg): New.
18046 (expand_copysign_bit): Split out from ...
18047 (expand_copysign): ... here. Use expand_copysign_absneg.
18049 2005-01-30 Roger Sayle <roger@eyesopen.com>
18051 PR middle-end/19697
18052 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18053 constant as the second operand and a register as the third.
18055 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18058 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18059 that dllimport'd functions do not use all call-clobbered registers
18060 to pass parameters.
18062 2005-01-30 Richard Henderson <rth@redhat.com>
18065 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18066 expand_abs_nojump and generalize. Use operand_subword and
18067 emit_no_conflict_block. Support large modes.
18068 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18070 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18071 negation to subtraction.
18072 (expand_copysign): Check that the format has signed zeros.
18073 Use operand_subword and emit_no_conflict_block. Support large modes.
18075 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18077 Fix PR tree-optimization/19624
18079 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18080 * tree-ssa-pre.c: Add cfgloop.h.
18082 (pre_stats): New member, constified.
18083 (inserted_exprs): New static variable.
18084 (NECESSARY): New macro.
18085 (create_expression_by_pieces): Fold the expression, and
18086 mark it as defaulting to not necessary. Also put in
18088 (fully_constant_expression): New function.
18089 (insert_into_preds_of_block): Modify to not insert phis when we
18090 are playing with induction variables.
18091 Push phis onto the inserted_exprs vector, and mark them as not
18092 necessary by default.
18093 (insert_aux): Call fully_constant_expression on eprime.
18094 If all edges produce the same value, mark it constant.
18095 (mark_operand_necessary): New function.
18096 (remove_dead_inserted_code): New function.
18097 (init_pre): Init loop optimizer to get loop info.
18098 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18099 (execute_pre): Commit edge inserts, then remove dead code.
18101 2005-01-30 Richard Henderson <rth@redhat.com>
18103 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18104 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18106 2005-01-30 Richard Henderson <rth@redhat.com>
18109 * config/i386/i386.c (ix86_expand_copysign): New.
18110 (ix86_split_copysign_const): New.
18111 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18112 rearrange op1/nmask operands.
18113 * config/i386/i386-protos.h: Update.
18114 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18115 (copysigndf3): Likewise.
18116 (copysignsf3_const, copysigndf3_const): New.
18117 (copysignsf3_var): Rename from copysignsf3, split out splitter
18118 and fix split predicate for X constraint.
18119 (copysigndf3_var): Similarly.
18121 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18123 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18124 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18125 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18127 2005-01-29 Richard Henderson <rth@redhat.com>
18130 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18131 of # and * in constraints.
18133 2005-01-29 Richard Henderson <rth@redhat.com>
18135 PR middle-end/19689
18136 * expr.c (store_field): Don't strip sub-mode cast when the input
18137 data is even smaller.
18139 2005-01-29 Richard Henderson <rth@redhat.com>
18141 PR middle-end/19687
18142 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18145 2005-01-29 Richard Henderson <rth@redhat.com>
18147 * combine.c (make_field_assignment): Fix argument order
18150 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18152 PR tree-optimization/15791
18153 * fold-const.c (extract_array_ref): New function.
18154 (fold): Fold comparisons between &a[i] and &a[j] or
18155 semantically equivalent trees.
18157 2005-01-29 Jeff Law <law@redhat.com>
18159 * gcse.c (insert_expr_in_table): Revamp handling of available
18160 and anticipatable occurrence lists to avoid unnecessary list
18162 (insert_set_in_table): Similarly.
18164 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18166 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18168 (c_build_qualified_type): Build qualified array types with
18169 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18170 * c-decl.c (c_make_fname_decl): Build unqualified array type
18171 before qualified type.
18172 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18173 type is qualified, not just if type itself is. Don't apply
18174 qualifiers to array type when declarator is processed. Apply
18175 qualifiers to field type whether or not it is an array type.
18176 Don't handle array types specially for applying qualifiers to
18178 * c-typeck.c (composite_type): Build unqualified element type and
18179 array type when forming composite of array types.
18180 (common_pointer_type, comptypes, comp_target_types,
18181 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18182 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18184 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18185 (args2) in variables a1 and a2.
18187 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18189 * cse.c (n_elements_made, max_elements_made): Remove.
18190 (insert): Don't touch n_elements_made.
18191 (cse_main): Don't touch n_elements_made or max_elements_made.
18193 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18196 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18197 configuration part of dp-bit.c to be lost.
18199 2005-01-28 Roger Sayle <roger@eyesopen.com>
18201 * expmed.c (expand_mult_highpart_optab): When attempting to use
18202 a non-widening multiplication in a wider mode, the operands need
18203 to be converted (zero or sign extended) to that mode.
18205 2005-01-28 Ian Lance Taylor <ian@airs.com>
18207 PR middle-end/16558
18208 PR middle-end/19583
18209 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18210 through if both operands fall through.
18212 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18214 * cse.c (fold_rtx) <PC>: Don't optimize.
18216 2005-01-28 Jeff Law <law@redhat.com>
18218 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18219 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18221 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18223 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18224 cse_reg_info_used_list_end): Remove.
18225 (cse_reg_info_list, cse_reg_info_list_free): New.
18226 (get_cse_reg_info): When allocating an instance of
18227 cse_reg_info, add it to the beginning of the cse_reg_info_list
18228 list. Remove code to maintain cse_reg_info_used_list.
18229 (new_basic_block): Reset the free list to the beginning of
18232 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18234 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18235 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18236 (frv_expand_mdpackh_builtin): New function.
18237 (frv_expand_builtin): Use it to expand __MDPACKH.
18238 * doc/extend.texi (__MDPACKH): Update documentation.
18240 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18242 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18243 SSE_FLOAT_MODE_P for use_sse computation.
18245 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18248 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18250 2005-01-27 Richard Henderson <rth@redhat.com>
18252 * builtins.c (expand_builtin_copysign): New.
18253 (expand_builtin): Call it.
18254 * genopinit.c (optabs): Add copysign_optab.
18255 * optabs.c (init_optabs): Initialize it.
18256 (expand_copysign): New.
18257 * optabs.h (OTI_copysign, copysign_optab): New.
18258 (expand_copysign): Declare.
18260 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18261 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18263 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18264 (ix86_expand_fp_absneg_operator): ... here.
18265 (ix86_split_copysign): New.
18266 * config/i386/i386-protos.h: Update.
18267 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18268 (copysignsf3, copysigndf3): New.
18270 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18271 (copysignsf3, ncopysignsf3): New.
18272 (copysigndf3, ncopysigndf3): New.
18273 (copysignxf3, ncopysignxf3): New.
18274 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18276 2005-01-27 Arend Bayer <arend.bayer@web.de>
18277 Kazu Hirata <kazu@cs.umass.edu>
18279 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18280 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18281 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18284 2005-01-27 Jeff Law <law@redhat.com>
18286 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18287 definitions of SSA_NAMEs which are not being rewritten.
18288 (rewrite_ssa_into_ssa): Only initialize the current definition
18289 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18290 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18291 SSA_NAMEs before returning.
18293 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18295 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18296 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18297 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18298 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18299 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18301 2005-01-27 Steven Bosscher <stevenb@suse.de>
18303 PR middle-end/17278
18304 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18305 higher to -O2 and higher. Likewise for tree PRE.
18306 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18309 2005-01-27 Ian Lance Taylor <ian@airs.com>
18311 PR middle-end/19583
18312 * gimple-low.c (try_catch_may_fallthru): New static function.
18313 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18314 * tree-inline.c (expand_call_inline): Don't warn about reaching
18315 the end of a non-void function being inlined if the function uses
18318 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18320 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18323 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18324 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18325 (implicitly_declare): Handle error_mark_node.
18327 2005-01-27 Richard Henderson <rth@redhat.com>
18330 * tree.h (struct tree_decl): Add debug_expr_is_from.
18331 (DECL_DEBUG_EXPR_IS_FROM): New.
18332 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18333 * dwarf2out.c (dwarf2out_var_location): Update to match.
18334 * tree-outof-ssa.c (create_temp): Likewise.
18335 * var-tracking.c (track_expr_p): Likewise.
18336 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18337 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18338 * toplev.c (default_tree_printer): Likewise.
18340 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18342 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18343 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18345 2005-01-27 Steven Bosscher <stevenb@suse.de>
18347 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18348 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18349 ASM_CLOBBERS): Add tree checks.
18351 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18352 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18353 * c-common.def (SWITCH_STMT): Update to match.
18354 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18355 macros instead of SWITCH_EXPR ones.
18356 * c-dump.c (c_dump_tree): Likewise.
18357 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18358 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18360 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18362 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18364 * unwind-dw2.c (execute_stack_op): Add missing cases for
18365 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18367 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18369 * config.gcc (Obsolete configurations): Remove 'dummy', add
18370 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18373 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18375 PR tree-optimization/19633
18376 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18378 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18379 are no call-clobbered variables.
18380 * tree-outof-ssa.c (check_replaceable): Return false for calls
18383 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18385 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18386 even for variables with NULL DECL_INITIAL.
18388 2005-01-26 Stuart Hastings <stuart@apple.com>
18390 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18392 2005-01-26 Richard Henderson <rth@redhat.com>
18394 PR middle-end/18008
18395 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18397 * expr.c (store_field): Strip conversions to odd-bit-sized types
18398 if the destination field width matches.
18400 2005-01-26 Richard Henderson <rth@redhat.com>
18402 * c-decl.c, expmed.c, expr.c: Revert last change.
18404 2005-01-26 Richard Henderson <rth@redhat.com>
18406 PR middle-end/18008
18407 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18409 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18410 if we don't need the bits above those present in the current mode.
18411 * expr.c (store_field): Strip conversions to odd-bit-sized types
18412 if the destination field width matches.
18414 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18416 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18417 either -ffast-math or -funsafe-math-optimizations is in use.
18419 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18423 * config/avr/avr.c (notice_update_cc): Only set condition code for
18424 ashrqi3 if shift count > 0.
18425 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18426 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18427 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18428 count <= 0 as a no-op, and shift count >= width by copying zero
18429 or sign bit to all bits of the result.
18430 * config/avr/avr.md (all shifts): Add alternatives for zero shift
18431 count, with attribute "length" set to 0 and "cc" set to "none".
18433 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18435 * doc/invoke.texi: Document -mTLS.
18437 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18438 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18439 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18440 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18441 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18442 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18443 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18444 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18446 * configure.ac: Check for a TLS capable gas.
18448 * configure: Regenerate.
18450 2005-01-26 Richard Henderson <rth@redhat.com>
18452 PR middle-end/18008
18453 * combine.c (make_field_assignment): Simplify store to zero_extract
18454 from a source with an overlapping mask.
18456 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
18458 2004-11-11 Eric Christopher <echristo@redhat.com>
18460 * config/frv/frv.md: Add fr400_integer automaton. Don't
18461 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18464 2005-01-26 Steven Bosscher <stevenb@suse.de>
18466 PR middle-end/16585
18467 * cfgbuild.c (make_edges): Do not clear or set
18468 current_function_has_computed_jump.
18469 * function.h (struct function): Remove the has_computed_jump field.
18470 (current_function_has_computed_jump): Do not define.
18471 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18472 in a computed jump. Ignore current_function_has_computed_jump.
18474 2005-01-26 Richard Henderson <rth@redhat.com>
18476 PR middle-end/19515
18477 * expr.c (categorize_ctor_elements): New argument p_must_clear.
18478 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
18480 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18481 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
18482 objects into static storage if they have more than one non-zero value.
18483 * tree.h (categorize_ctor_elements): Update decl.
18485 2005-01-26 Steven Bosscher <stevenb@suse.de>
18487 PR middle-end/19616
18488 * tree.h (CALL_EXPR_TAILCALL): Add comment.
18489 * calls.c (check_sibcall_argument_overlap_1): Revert the change
18490 to this function from 2004-07-10.
18491 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18492 the current function for tail call optimizations if the address
18493 of one of it its arguments is taken.
18495 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
18497 * cse.c (fold_rtx): Call equiv_constant only when necessary.
18499 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
18501 * function.c (expand_function_end): If current_function_calls_alloca,
18502 emit stack restore in a place that is reached when the function falls
18503 through at the end.
18505 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
18507 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18508 rule to avoid matching inappropriate suffix rule.
18510 2005-01-26 Jan Hubicka <jh@suse.cz>
18512 PR tree-optimization/19241
18513 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18515 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18517 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18518 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
18520 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18521 <sim*>: Always use crt1.o, regardless of N in simN.
18522 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18523 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18524 (CRT_CALL_STATIC_FUNCTION): Remove.
18525 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18526 use crt1.o, regardless of N in simN.
18527 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18528 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18529 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18530 case isystem setting.
18531 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18533 2005-01-25 Ian Lance Taylor <ian@airs.com>
18535 * gimple-low.c (block_may_fallthru): Correct handling of
18536 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18538 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
18540 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18541 handlers to match indentation; nested under the mtune=* handler.
18542 Similar for mcpu= and march=.
18544 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
18546 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18547 * config/mips/linux64.h (LIB_SPEC): Likewise.
18548 * config/mn10300/linux.h (LIB_SPEC): Likewise.
18549 * config/sh/linux.h (LIB_SPEC): Likewise.
18551 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
18553 * config/frv/frv.c (frv_legitimize_tls_address): New.
18554 (TARGET_HAVE_TLS): Define.
18555 (FRV_SYMBOL_REF_TLS_P): Define.
18556 (frv_override_options): Handle new register classes.
18557 (frv_legitimate_address_p): Reject tls addresses.
18558 (frv_legitimize_address): Handle TLS addresses.
18559 (gen_inlined_tls_plt): New.
18560 (gen_tlsmoff): New.
18561 (frv_legitimize_tls_address): New.
18562 (unspec_got_name): Add TLS entries.
18563 (got12_operand): Add R_FRV_TLSMOFF12 case.
18564 (frv_emit_move): Fixup TLS addresses.
18565 (frv_emit_movsi): Legitimize TLS addresses.
18567 * config/frv/frv.h (MASK_BIG_TLS): New.
18568 (TARGET_BIG_TLS): New.
18569 (HAVE_AS_TLS): Define.
18570 (TARGET_SWITCHES): Add -mTLS and -mtls options.
18571 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18572 (REG_CLASS_NAMES): Same.
18573 (REG_CLASS_CONTENTS): Same.
18574 (CONSTRAINT_LEN): New.
18575 (REG_CLASS_FROM_CONSTRAINT): New.
18576 (PREDICATE_CODES): Add symbolic_operand.
18578 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18579 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18580 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18581 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18582 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18583 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18584 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18585 GR9_REG, GR14_REG, LRREG.
18586 (type): Add load_or_call attribute.
18587 ("load_or_call"): New reservation.
18588 ("call_gettlsoff"): New.
18589 ("tls_indirect_call"): New.
18590 ("tls_load_gottlsoff12"): New.
18591 ("tlsoff_hilo"): New.
18592 ("tls_tlsdesc_ldd"): New.
18593 ("tls_tlsoff_ld"): New.
18596 * config/frv/frv-protos.h (symbolic_operand): Protoize.
18598 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
18600 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18601 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18602 * config/frv/frv.c (TLS_BIAS): Define.
18603 (frv_output_dwarf_dtprel): New.
18605 2005-01-26 Jakub Jelinek <jakub@redhat.com>
18607 PR rtl-optimization/19579
18608 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18609 both A and B, see if they don't clobber registers the other expr uses.
18611 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
18613 * real.c (do_add): Initialize signalling and canonical members.
18615 * real.c (real_from_integer): Zero out destination.
18617 2005-01-18 Jan Hubicka <jh@suse.cz>
18619 PR tree-optimize/19337
18620 * tree-inline.c (initialize_inlined_parameters): Copy
18621 saved_static_chain_decl only.
18623 2005-01-25 Richard Henderson <rth@redhat.com>
18627 * config/i386/i386.c (x86_inter_unit_moves): Zero.
18628 (ix86_preferred_reload_class): Rewrite fp-constant section, with
18629 80387 enabled, to return a proper subclass. Return the subset that
18630 overlaps with GENERAL_REGS for PLUS.
18631 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18633 2005-01-25 Richard Henderson <rth@redhat.com>
18635 PR middle-end/19609
18636 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18638 2005-01-25 Roger Sayle <roger@eyesopen.com>
18640 * expmed.c (choose_multiplier): Change interface to return the
18641 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18642 (expand_divmod): Update calls to choose_multiplier.
18644 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18646 PR middle-end/19330
18647 * expmed.c (extract_bit_field): Use adjust_address instead of
18648 gen_lowpart when op0 is a MEM.
18650 2005-01-24 Steven Bosscher <stevenb@suse.de>
18652 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18654 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18656 * config/mips/irix-csr.c: New file.
18657 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18658 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18659 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18662 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
18665 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18666 sparc/elf.h, add sparc/sp-elf.h.
18667 (sparc-*-rtems*): Likewise.
18668 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18669 tm-dwarf2.h, add sparc/sp-elf.h.
18670 (sparc86x-*-elf): Likewise.
18671 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18672 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18673 TARGET_OS_CPP_BUILTINS.
18674 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18675 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18677 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18678 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18679 (SWITCH_TAKES_ARG): Likewise.
18680 (LOCAL_LABEL_PREFIX): Likewise.
18681 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18682 (TARGET_N_FORMAT_TYPES): Delete.
18683 (TARGET_FORMAT_TYPES): Likewise.
18684 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18685 * config/sparc/elf.h: Delete.
18686 * config/sparc/sp-elf.h: New file.
18688 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18690 * tree-flow-inline.h (phi_arg_from_edge): Remove.
18691 * tree-flow.h: Remove the corresponding prototype.
18692 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18693 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18695 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18698 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18699 for AIX ABI or ELF -fPIC.
18700 (rs6000_emit_load_toc_table): Don't create toc_section here.
18701 (rs6000_xcoff_file_start): Nor here.
18703 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
18705 * sh.c (ra.h): Don't #include.
18706 (hard_regs_intersect_p): New function, resurrected from ra.c.
18708 * sh.c: Fix 1996 Copyright.
18710 2005-01-24 Richard Henderson <rth@redhat.com>
18711 Aldy Hernandez <aldyh@redhat.com>
18713 * regrename.c (note_sets): Handle subregs.
18715 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
18718 * genconditions.c (write_header, write_conditions): Elide file if
18721 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
18723 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18724 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18727 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18729 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18730 expand_builtin_printf, expand_builtin_fprintf,
18731 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18732 checking against POINTER_TYPE.
18733 (validate_arglist): Handle POINTER_TYPE code by checking
18736 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
18738 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18739 init_rtlanal): New.
18740 (for_each_rtx): Call for_each_rtx_1.
18741 * rtl.h (init_rtlanal): Declare.
18742 * toplev.c (backend_init): Call init_rtlanal.
18744 2005-01-24 Jakub Jelinek <jakub@redhat.com>
18746 * flow.c (propagate_one_insn): Formatting.
18748 PR middle-end/19551
18749 * flow.c (libcall_dead_p): Be more conservative if unsure.
18750 If there are any instructions between insn and call, see if they are
18751 all dead before saying the libcall is dead.
18753 2005-01-24 Uros Bizjak <uros@kss-loka.si>
18755 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18756 operand constraint for operand 0.
18758 2005-01-23 Richard Henderson <rth@redhat.com>
18761 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18762 edges leading to join block.
18764 2005-01-23 Roger Sayle <roger@eyesopen.com>
18766 * expmed.c (expand_mult_highpart): Make static. Change type of
18767 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18768 (expand_divmod): Updates calls to expand_mult_highpart by using
18769 gen_int_mode to pass a CONST_INT rtx.
18770 * rtl.h (expand_mult_highpart): Remove prototype.
18772 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18774 * flow.c (regset_bytes, regset_size): Remove.
18776 * cfganal.c: Fix a reference to Harvey's paper.
18778 2005-01-23 Steven Bosscher <stevenb@suse.de>
18780 PR rtl-optimization/19464
18781 * tree-optimize.c (init_tree_optimization_passes): Add one more
18782 copyrename pass just before out-of-ssa.
18784 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
18787 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18788 * ggc-none.c (ggc_free): Define.
18790 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18792 * cse.c (max_reg, max_insn_uid): Remove.
18793 (cse_main): Don't access max_reg or max_insn_uid.
18795 * c-common.c (explicit_flag_signed_bitfields,
18796 lang_statement_code_p, lang_expand_function_end): Remove.
18797 * c-common.h: Remove the corresponding declarations.
18798 * c-opts.c (c_common_handle_option): Remove all write access
18799 to explicit_flag_signed_bitfields.
18801 * cgraph.c (cgraph_varpool_n_nodes): Remove.
18802 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18803 * cgraph.h: Remove the corresponding declaration.
18805 * gcse.c (null_pointer_info): Remove.
18807 2005-01-23 Roger Sayle <roger@eyesopen.com>
18808 Eric Botcazou <ebotcazou@libertysurf.fr>
18810 * combine.c (simplify_logical): Only simplify logical expressions
18811 of the form ior(and(x,y),z) by the inverse distributive law if the
18812 result is cheaper than the original.
18814 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
18816 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18817 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18818 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18819 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18820 config/freebsd-spec.h, config/arm/arm.h,
18821 config/h8300/h8300.md, config/i386/i386.md,
18822 config/i386/predicates.md, config/i386/sse.md,
18823 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18824 config/vax/vax.md: Fix comment typos. Follow spelling
18827 2005-01-23 Steven Bosscher <stevenb@suse.de>
18829 * gengtype.c (walk_type): Produce `not equal to' compares for loop
18830 tests, instead of `less than'.
18832 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
18834 * function.c (assign_parm_setup_block): When creating a new stack slot
18835 for a parameter, get its alignment from the parameter's DECL_ALIGN
18836 rather than the type's TYPE_ALIGN. Make sure that the parameter
18837 is at least word aligned.
18839 2005-01-22 Roger Sayle <roger@eyesopen.com>
18841 PR middle-end/19378
18842 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18844 2005-01-22 Richard Henderson <rth@redhat.com>
18847 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18848 in both compare operands.
18849 (movdfcc_1_sse_max): Likewise.
18850 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
18851 (movdfcc_1_sse): Likewise.
18852 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18853 scratch register as needed.
18855 2005-01-22 Richard Henderson <rth@redhat.com>
18857 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
18859 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
18861 2005-01-22 Richard Henderson <rth@redhat.com>
18863 * genopinit.c (optabs): Use smin/smax for floating point too.
18864 * doc/md.texi: Update to match. Clarify that floating point
18865 results are undefined for +0/-0 and NaN.
18866 * doc/rtl.texi: Likewise.
18867 * rtl.def (SMIN, SMAX): Likewise
18868 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
18870 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
18871 leading 's' to the name.
18872 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
18873 smaxxf3, sminxf3): Likewise.
18874 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
18877 2005-01-22 Paul Brook <paul@codesourcery.com>
18879 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
18881 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
18883 * config/s390/s390.c (struct processor_costs): New fields
18884 dlgr, dlr, dr, dsgfr, dsgr.
18885 (z900_cost, z990_cost): Values for new fields.
18886 (s390_rtx_costs): New cases MEM und COMPARE in switch
18887 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
18888 DIV, MOD, UDIV, UMOD.
18890 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18892 * config/s390/s390.md ("doloop_si64"): Reload input value directly
18893 into the register being decremented.
18894 ("doloop_si31", "doloop_di"): Likewise.
18895 ("*doloop_si_long"): Adapt pattern.
18897 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
18899 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
18901 (CLASS_MAX_NREGS): Likewise.
18903 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
18905 * doc/tree-ssa.texi (Statement Operands): Add example for new
18906 must-def macro. Note deprecation of old operands interface.
18908 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
18910 PR tree-optimization/19484
18911 * tree-cfg.c (remove_fallthru_edge): New function.
18912 (cleanup_control_flow): Remove fallthru edges from calls that are
18913 now known not to return.
18915 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
18917 Fix PR tree-optimization/19038
18918 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
18919 copies with loop variant ones.
18921 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
18923 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
18924 config/alpha/alpha-protos.h, config/alpha/alpha.h,
18925 config/alpha/alpha.md, config/alpha/predicates.md,
18926 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
18927 config/sparc/sol2.h: Update copyright.
18929 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
18930 first label to see if it is a nonlocal label.
18932 2005-01-22 David Edelsohn <edelsohn@gnu.org>
18933 Andrew Pinski <pinskia@physics.uc.edu>
18936 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
18937 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
18939 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18941 * config/rs6000/rtems.h: Update copyright.
18943 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
18946 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
18947 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
18948 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
18950 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
18953 * c-typeck.c (convert_arguments): Check for error_mark_node.
18955 2005-01-21 Ian Lance Taylor <ian@airs.com>
18957 PR tree-optimization/13000
18958 * tree-inline.c: Include "tree-flow.h".
18959 (expand_call_inline): If warn_return_type, warn if non-void inline
18960 function falls through.
18961 * tree-cfg.c (execute_warn_function_return): Don't warn about
18962 control reaching end if TREE_NO_WARNING is set. Set
18964 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18966 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
18967 branch if we don't need one.
18968 * c-typeck.c: Include "tree-flow.h"
18969 (c_finish_bc_stmt): Don't add a goto if the current statement
18970 list doesn't fall through to the current point.
18972 2005-01-21 Roger Sayle <roger@eyesopen.com>
18974 PR rtl-optimization/576
18975 * real.c (real_arithmetic): Change return type from void to bool
18976 to return an indication that the result may be inexact.
18977 * real.h (real_arithmeric): Update prototype.
18978 * fold-const.c (const_binop): Don't constant fold floating
18979 point expressions when the user specifies -frounding-math and
18980 the result may depend upon the run-time rounding mode.
18981 (fold_convert_const_real_from_real): Clean-up.
18982 (fold_initializer): Ignore flag_rounding_math for initializers.
18983 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
18984 constant fold FP operations with flag_rounding_math if the
18985 result may depend upon the run-time rounding mode.
18987 2005-01-21 Tom Tromey <tromey@redhat.com>
18989 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
18991 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
18993 * tree-cfg.c: Fix comment typos.
18995 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
18997 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
18998 around the call to rest_of_handle_branch_target_load_optimize.
19000 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19002 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19003 (sparc64-*-openbsd*): Likewise.
19004 (sparclite-*-elf*): Include tm-dwarf2.h.
19005 (sparc86x-*-elf*): Likewise.
19006 (sparc64-*-elf*): Likewise.
19007 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19008 (DBX_DEBUGGING_INFO): Likewise.
19009 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19010 (PREFERRED_DEBUGGING_TYPE): Likewise.
19011 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19012 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19013 (PREFERRED_DEBUGGING_TYPE): Likewise.
19014 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19015 (PREFERRED_DEBUGGING_TYPE): Likewise.
19016 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19018 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19021 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19023 2005-01-20 Paul Brook <paul@codesourcery.com>
19025 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19027 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19029 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19030 label is first in a sequence of labels.
19032 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19034 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19035 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19037 * doc/sourcebuild.texi (Test Directives): New.
19039 2005-01-20 Roger Sayle <roger@eyesopen.com>
19041 * real.c (real_floor): Don't leave the result uninitialized when
19042 mode is VOIDMode, but return the unrounded intermediate value.
19043 (real_ceil): Likewise.
19045 2005-01-20 Paul Brook <paul@codesourcery.com>
19047 * config/arm/arm.md (insv): Use gen_int_mode.
19049 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19051 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19052 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19053 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19054 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19055 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19057 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19060 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19061 fbreg, so we have to assume we can't.
19062 (loc_descriptor_from_tree_1): Ditto.
19063 (containing_function_has_frame_base): New function.
19064 (add_location_or_const_value_attribute): Use it.
19065 Also try to generate a frame_base from a single element location
19068 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19070 PR tree-optimization/15349
19071 * timevar.def (TV_TREE_MERGE_PHI): New.
19072 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19074 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19075 calls to tree_forwarder_block_p.
19076 (remove_forwarder_block_with_phi, merge_phi_nodes,
19077 gate_merge_phi, pass_merge_phi): New.
19078 * tree-optimize.c (init_tree_optimization_passes): Add
19080 * tree-pass.h: Add an extern for pass_merge_phi;
19082 2005-01-20 Richard Henderson <rth@redhat.com>
19085 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19086 (_mm_castps_pd, _mm_castps_si128): New.
19087 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19089 2005-01-20 Richard Henderson <rth@redhat.com>
19092 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19093 __builtin_ia32_vec_init_v2si.
19094 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19095 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19096 (ix86_init_mmx_sse_builtins): Create it.
19097 (ix86_expand_builtin): Expand it.
19098 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19099 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19100 (vec_extractv2si_0, vec_extractv2si_1): New.
19102 2005-01-20 Richard Henderson <rth@redhat.com>
19105 * config/i386/i386.c (ix86_expand_push): New.
19106 * config/i386/mmx.md (push<MMXMODE>1): New.
19107 * config/i386/sse.md (push<SSEMODE>1): New.
19108 * config/i386/i386-protos.h: Update.
19110 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19112 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19115 2005-01-20 Richard Henderson <rth@redhat.com>
19117 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19118 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19120 2005-01-19 Richard Henderson <rth@redhat.com>
19123 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19124 to V4SFmode in SSE1 fallback load path.
19126 2005-01-19 Richard Henderson <rth@redhat.com>
19128 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19129 in QImode expansion to ix86_expand_vector_set.
19130 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19132 2005-01-19 Richard Henderson <rth@redhat.com>
19135 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19136 subclass of the input class.
19137 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19138 Always true for cross-SSE1 classes. Rationalize conditionals.
19139 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19140 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19141 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19142 (movdi_2): Add MMX/SSE zeros.
19143 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19144 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19145 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19146 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19147 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19148 (zero_extendsidi2_rex64_1): Remove.
19149 (MOV0 peephole): Check GENERAL_REG_P.
19151 2005-01-19 Richard Henderson <rth@redhat.com>
19154 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19156 (ix86_expand_vector_extract): Likewise.
19158 2005-01-19 Richard Henderson <rth@redhat.com>
19160 PR middle-end/19304
19161 * expr.c (emit_move_change_mode): New argument force; use
19162 simplify_gen_subreg if true.
19163 (emit_move_via_alt_mode): Merge into ...
19164 (emit_move_via_integer): ... here.
19165 (emit_move_ccmode): Use emit_move_change_mode directly.
19167 2005-01-19 Richard Henderson <rth@redhat.com>
19170 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19171 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19172 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19174 (alpha_emit_set_const): Likewise. Make static.
19175 (alpha_emit_set_long_const): Make static.
19176 (alpha_extract_integer): Split out from alpha_expand_mov.
19177 (alpha_split_const_mov): Likewise.
19178 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19179 (alpha_legitimate_constant_p): New.
19180 * config/alpha/alpha-protos.h: Update.
19181 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19182 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19183 * config/alpha/alpha.md (movsi): Add n alternative.
19184 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19185 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19186 (splitters for all of the above): Use alpha_split_const_mov.
19187 * config/alpha/predicates.md (non_add_const_operand): New.
19188 (non_zero_const_operand): New.
19189 (input_operand): Use alpha_legitimate_constant_p after reload.
19191 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19193 PR tree-optimization/19038
19194 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19195 (add_candidate): Add ivs with increment in latch only if
19196 allow_ip_end_pos_p is true.
19197 (determine_iv_cost): Use empty_block_p.
19199 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19201 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19202 (compute_dominance_frontiers): Ditto.
19204 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19207 * config/sh/t-rtems: New.
19208 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19210 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19212 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19213 the offset of the selected field.
19215 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19217 * tree-cfg.c (remove_forwarder_block): Fix the check to
19218 prevent a nonlocal label from appearing in the middle of a
19221 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19223 PR rtl-optimization/19462
19224 * reorg.c (find_end_label): Create return insn only if
19225 current_function_epilogue_delay_list is empty.
19227 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19229 * doc/passes.texi: Remove paragraph mentioning new-ra.
19231 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19233 PR rtl-optimization/15139
19234 * combine.c: Include params.h.
19235 (count_rtxs): New function.
19236 (record_value_for_reg): If replace_rtx would replace at least
19237 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19238 (clobber (const_int 0)) instead of TEM.
19239 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19240 * params.h (MAX_LAST_VALUE_RTL): New.
19241 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19242 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19245 * c-typeck.c (digest_init): Only call build_vector if all constructor
19246 elements are *_CST nodes.
19247 * gimplify.c (gimplify_init_constructor): Likewise.
19249 PR middle-end/19164
19250 * c-typeck.c (digest_init): Only call build_vector if inside_init
19253 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19255 * toplev.c (init_asm_output): Remove dead #ifdef.
19257 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19259 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19261 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19263 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19264 accessing DECL_FUNCTION_CODE.
19265 * dojump.c (do_jump): Likewise.
19266 * gimplify.c (gimplify_call_expr): Likewise.
19267 * predict.c (expr_expected_value): Likewise.
19268 (strip_builtin_expect): Likewise.
19269 * tree-inline.c (estimate_num_insns_1): Likewise.
19270 * tree-ssa-loop-im.c (stmt_cost): Likewise
19271 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19272 (tree_expr_nonnegative_p): Likewise.
19274 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19276 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19277 variant of the load_pcrel_sym pattern.
19278 * config/sparc/sparc.md (P macro): Move to the top.
19279 (load_pcrel_sym): Macroize using P.
19280 (save_register_window): Likewise.
19282 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19284 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19285 ("sordered"): Same.
19287 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19290 * c-typeck.c (build_asm_expr): Strip nops off
19291 input memory operands.
19293 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19295 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19296 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19297 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19298 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19300 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19303 * config/i386/i386.c (override_options): If the 80387 is disabled,
19304 then do not return FP values using FP registers.
19306 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19308 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19309 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19310 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19311 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19312 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19313 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19314 output.h, postreload-gcse.c, postreload.c, recog.c,
19315 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19316 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19317 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19318 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19319 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19320 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19321 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19322 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19324 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19325 config/alpha/alpha.c, config/arm/vfp.md,
19326 config/i386/emmintrin.h, config/i386/i386-modes.def,
19327 config/i386/i386-protos.h, config/i386/i386.h,
19328 config/i386/pmmintrin.h, config/i386/ppro.md,
19329 config/i386/predicates.md, config/i386/xmmintrin.h,
19330 config/i860/i860.c, config/ia64/ia64-modes.def,
19331 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19332 config/ia64/ia64.md, config/ia64/itanium1.md,
19333 config/ia64/itanium2.md, config/ia64/predicates.md,
19334 config/iq2000/iq2000.h, config/mips/linux64.h,
19335 config/rs6000/aix41.h, config/rs6000/aix43.h,
19336 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19337 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19338 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19339 config/sparc/linux64.h, config/sparc/litecoff.h,
19340 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19341 config/sparc/sparc.h, config/sparc/sparc.md,
19342 config/sparc/sysv4-only.h: Update copyright.
19344 2005-01-18 Richard Henderson <rth@redhat.com>
19347 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19349 2005-01-18 Marc Espie <espie@openbsd.org>
19350 * config/i386/openbsdelf.h: Typo.
19352 2005-01-18 Richard Henderson <rth@redhat.com>
19354 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19355 special case for sse.
19356 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19358 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19360 * tree-inline.c (estimate_num_insns_1): Added cases for
19361 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19363 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19365 PR rtl-optimization/19296
19366 * combine.c (simplify_comparison): Rewrite the condition under
19367 which a non-paradoxical SUBREG of a PLUS can be lifted when
19368 compared against a constant.
19370 2005-01-18 Andi Kleen <ak@muc.de>
19372 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19373 * c.opt (-Wpointer-sign): Add.
19374 * doc/invoke.texi: (-Wpointer-sign): Add.
19376 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19378 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19379 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19380 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19381 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19382 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19383 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19384 for TARGET_MIX_SSE_I387.
19385 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19386 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19387 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19388 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19389 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19390 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19391 TARGET_MIX_SSE_I387.
19392 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19395 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19398 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19399 Add movaps alternative for xmm reg->reg move.
19401 2005-01-17 Jeff Law <law@redhat.com>
19403 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19404 at the end of the main DOM loop rather than just before DOM exits.
19406 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19408 PR tree-optimization/19121
19409 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19410 adding aliases to a name tag, also add them to the pointer's
19412 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19413 sensitive alias info at all. Only check that the two pointers
19414 have compatible pointed-to sets.
19415 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19416 a pointer's type tag is a superset of the alias set of the
19417 pointer's name tag.
19419 2005-01-17 James E Wilson <wilson@specifixinc.com>
19422 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19423 comment to document why.
19425 2005-01-17 Richard Henderson <rth@redhat.com>
19427 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19428 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19429 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19430 sse2_vmsminv2df3_finite): New.
19431 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19432 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19433 Force op1 into register.
19435 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
19437 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19438 bubblestrap from always rebuilding build directory.
19440 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
19442 * config/s390/s390.md ("*clc"): Remove incorrect '='.
19443 ("*cmpmem_short"): Likewise.
19445 2005-01-17 Steven Bosscher <stevenb@suse.de>
19447 * basic-block.h: Document BB_* flags.
19448 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19449 use an sbitmap instead.
19450 * sched-rgn.c (compute_trg_info): Likewise.
19452 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
19454 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
19455 redundant target_cpu_default and extra_parts lines. Use the default
19457 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19458 (SUBTARGET_EXTRA_SPECS): Delete.
19459 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
19460 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19461 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19462 and "n32" for -mabi=n32.
19464 2005-01-17 Ian Lance Taylor <ian@airs.com>
19467 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19468 fold constant variables into initial values.
19470 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19472 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19474 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19475 through the statements backward.
19477 2005-01-17 Ian Lance Taylor <ian@airs.com>
19479 PR middle-end/13127:
19480 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19481 a variable set to the return value of the inlined function.
19483 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
19485 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19486 when modes are tieable.
19488 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
19490 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19491 of pthread_create to find out if threads are enabled.
19492 * gthr-posix95.h (__gthread_active_p): Likewise.
19494 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19496 * common.opt (-fnew-ra): Remove.
19498 * toplev.h (flag_new_regalloc): Remove.
19499 * Makefile.in (ra*.*): Don't mention.
19500 * passes.c (rest_of_handle_new_regalloc): Remove.
19501 (rest_of_handle_combine, rest_of_compilation): Always consider
19502 flag_new_regalloc as false.
19503 * doc/invoke.texi: Don't document -fnew-ra.
19505 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
19507 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19508 last parameter to reg_scan.
19509 * loop.c (loop_optimize): Likewise.
19510 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19511 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19512 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19513 rest_of_handle_gcse, rest_of_handle_loop_optimize,
19514 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19515 * regclass.c (reg_scan): Likewise, for the declaration.
19516 * rtl.h (reg_scan): Likewise, for the prototype.
19518 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
19520 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19521 mark_dfs_back_edges.
19523 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
19525 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19526 (compute_avail): Uses don't go in tmp_gen.
19528 2005-01-16 Steven Bosscher <stevenb@suse.de>
19530 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19531 loop to look for a free slot in a page entry.
19533 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19536 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19537 * toplev.c (compile_file): Call process_pending_assemble_output_defs
19538 just before targetm.asm_out.file_end.
19539 * tree.h (process_pending_assemble_output_defs): Declare.
19540 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19542 (assemble_alias): Defer generation of assembly code for defines when
19543 TARGET_DEFERRED_OUTPUT_DEFS is true.
19544 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19545 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19546 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19548 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19551 * pa.c (pa_scalar_mode_supported_p): New function.
19552 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19553 * pa.h (MIN_UNITS_PER_WORD): Add comment.
19555 * pa-protos.h (prefetch_operand): Delete.
19556 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19557 * pa.c (prefetch_operand): Delete.
19558 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19559 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19560 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
19561 and prefetch_nocc_operand.
19562 * pa.md (prefetch): Rework to avoid reload problems handling short
19563 displacements when a cache control completer needs to be provided.
19564 (prefetch_32, prefetch_64): Delete.
19565 (prefetch_cc, prefetch_nocc): New patterns.
19567 2005-01-15 David Edelsohn <edelsohn@gnu.org>
19569 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19571 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19574 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19575 exceeds maximum alignment for global common data.
19576 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19577 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19579 2004-01-15 Roger Sayle <roger@eyesopen.com>
19581 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19583 2004-01-15 Roger Sayle <roger@eyesopen.com>
19585 * harg-reg-set.h (reg_class_names): Prototype global array.
19586 * regclass.c (reg_class_names): Declare here and initialize to
19588 (dump_regclass): Remove local declaration of reg_class_names.
19589 (regclass): Likewise.
19590 * cfg.c (dump_flow_info): Likewise.
19591 * ra-debug.c (reg_class_names): Likewise.
19592 * regrename.c (reg_class_names): Likewise.
19593 * reload.c (reg_class_names): Likewise.
19594 * reload1.c (spill_failure): Likewise.
19595 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19597 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
19599 * config/s390/s390.md ("reload_outti"): Remove predicate for
19600 output operand. Abort if operand is not a MEM.
19601 ("reload_outdi", "reload_outdf"): Likewise.
19603 2005-01-15 Marc Espie <espie@openbsd.org>
19605 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19606 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19607 * config/openbsd.h: Fix C++ includes for native configurations.
19608 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
19609 Add trampoline support.
19610 * config/i386/openbsdelf.h: New.
19612 2005-01-15 Marc Espie <espie@openbsd.org>
19614 * collect2.c (main): Explicitly parse -dynamic-linker option.
19616 2005-01-15 Jakub Jelinek <jakub@redhat.com>
19618 PR tree-optimization/19060
19619 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19620 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19621 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19622 and handle extract_range_from_cond returning false.
19623 * fold-const.c (fold): Optimize comparisons with min/max even for
19624 width > HOST_BITS_PER_WIDE_INT.
19626 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
19628 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19629 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19630 Remove little endian multilib variants.
19631 Add mips32 multilib variant.
19633 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
19635 * explow.c (copy_all_reg, stabilize): Remove.
19636 * expr.h: Remove the corresponding prototypes.
19638 * rtlanal.c (regs_set_between_p): Remove.
19639 * rtl.h: Remove the corresponding prototype.
19641 2005-01-14 David Edelsohn <edelsohn@gnu.org>
19643 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19644 to rs6000_nonimmediate_operand.
19645 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19646 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19647 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19648 rs6000_nonimmediate_operand.
19649 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19650 rs6000_nonimmediate_operand.
19652 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
19654 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19656 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19658 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19660 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19661 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19663 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19664 (rs6k_nonimmediate_operand): New.
19665 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19667 (legitimate_lo_sum_address_p): Same.
19668 (rs6000_legitimize_address): Same.
19669 (rs6000_legitimize_reload_address): Same.
19670 (rs6000_legitimate_address): Same.
19671 (spe_build_register_parallel): Pass DF and DC modes in a DI
19674 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19675 to rs6k_nonimmediate_operand.
19677 * config/rs6000/spe.md ("*frob_df_di"): New.
19678 ("*frob_di_df"): New.
19679 ("*frob_di_df_2"): New.
19680 ("*mov_sidf_e500_subreg0"): New.
19681 ("*mov_sidf_e500_subreg4"): New.
19682 ("*movdf_e500_double"): Change predicate to
19683 rs6k_nonimmediate_operand.
19685 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19687 * postreload.c (move2add_note_store): Only call
19688 trunc_int_for_mode on scalar integers.
19690 2005-01-14 Steven Bosscher <stevenb@suse.de>
19692 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19693 replace BB_VISITED uses.
19694 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19695 (propagate_necessity): Check the bitmap instead of BB_VISITED.
19696 (tree_dce_done): Free visited_control_parents.
19697 (perform_tree_ssa_dce): Allocate and clear it.
19698 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19699 (compute_antic): Iterate from here using a DFS. Use an sbitmap
19700 instead of BB_VISITED.
19702 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
19704 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19705 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19706 Remove unused prototypes.
19708 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19710 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19711 64-bit register usage.
19712 (spe_func_has_64bit_regs_p): Add FIXME note.
19714 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
19716 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19717 flag_finite_math_only with flag_unsafe_math_optimizations.
19719 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
19721 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19722 end-of-stack check.
19723 (__tpf_eh_return): Copy TPF private stack area from the module
19724 boundary stack frame. Add check for when module addresses are
19725 equal, but no stub address is found.
19727 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
19730 * arm.h (struct machine_function): Add call_via field.
19731 (thumb_call_via_label): Declare.
19732 * arm.c (thumb_call_via_label): New variable.
19733 (thumb_call_reg_needed): New variable.
19734 (arm_output_function_epilogue): For Thumb code, output any per-function
19735 call-indirect trampolines.
19736 (thumb_call_via_reg): New function.
19737 (arm_file_end): New function.
19738 (TARGET_ASM_FILE_END): Call arm_file_end.
19739 (aof_file_end): Likewise.
19740 * arm-protos.h (thumb_call_via_reg): Declare.
19741 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19742 thumb_call_via_reg in normal case.
19744 2005-01-14 Jakub Jelinek <jakub@redhat.com>
19746 PR middle-end/19084
19747 PR rtl-optimization/19348
19748 * recog.c (peephole2_optimize): Do global life update if some peephole
19749 decides it doesn't need at least one of its inputs and that change
19750 influences liveness at the start of the basic block.
19752 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19753 arguments instead of 1.
19755 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
19757 PR middle-end/18820
19758 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19759 zero for nested functions needing a static chain or functions
19760 with a non-constant address.
19762 2005-01-13 Roger Sayle <roger@eyesopen.com>
19764 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19765 (and (sign_extend X) C) into (zero_extend (and X C)).
19767 2005-01-13 David O'Brien <obrien@FreeBSD.org>
19769 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
19771 2005-01-13 Richard Henderson <rth@redhat.com>
19776 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19777 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19778 not just TARGET_SSE.
19779 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
19780 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19781 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19782 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19783 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19784 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19785 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19786 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19787 (movdicc_c_rex64): Rename with '*'.
19788 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19789 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19790 (movsfcc_1_387): Rename from movsfcc_1.
19791 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19792 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19793 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19794 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19795 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19796 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19797 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19798 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19799 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19800 sse_movdfcc_const0_4): Remove.
19801 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19802 recognize min/max early. Update for changed sse cmove patterns.
19803 (ix86_split_sse_movcc): New.
19804 * config/i386/i386-protos.h: Update.
19806 2005-01-13 Steven Bosscher <stevenb@suse.de>
19808 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19809 (fix_stmt_v_may_defs): Likewise.
19811 2005-01-13 Richard Henderson <rth@redhat.com>
19813 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19814 for converting the mask.
19816 2005-01-13 David Edelsohn <edelsohn@gnu.org>
19818 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19821 2005-01-13 Richard Henderson <rth@redhat.com>
19823 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19824 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19825 IX86_BUILTIN_MOVDQ2Q): Remove.
19826 (IX86_BUILTIN_VEC_EXT_V4SI): New.
19827 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19828 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19830 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19831 (sse2_pextrw): Fix immediate constraint.
19832 (sse2_loadq, sse2_loadq_rex64): Remove.
19833 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19834 Use __builtin_ia32_vec_ext_<size>.
19835 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19837 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
19839 * function.c (assign_parm_setup_block): Look inside original
19840 entry_parm when inspecting PARALLEL.
19842 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19843 Joel Sherrill <joel@oarcorp.com>
19846 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19847 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19848 rtems_gxx_recursive_mutex_init.
19849 (__gthread_recursive_mutex_lock): New function.
19850 (__gthread_recursive_mutex_trylock): Likewise.
19851 (__gthread_recursive_mutex_unlock): Likewise.
19853 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
19855 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19857 2005-01-13 Jan Beulich <jbeulich@novell.com>
19859 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
19860 (ashrti3_internal): Indicate output is early clobber. Generate result
19861 into output rather than first input. Use move for low word of output
19862 if shift count is exactly 64.
19863 (lshrti3_internal): Likewise.
19865 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
19869 * reload1.c (delete_output_reload): Don't delete an output reload
19870 if the pseudo lives longer than a single basic block. Adjust and
19871 improve wording of comment.
19873 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
19876 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
19877 of TYPE_SIZE where we mean the number of bytes.
19879 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
19881 * function.c (assign_parm_setup_block): Relax condition on
19882 multi-register optimization.
19884 2005-01-12 Nick Clifton <nickc@redhat.com>
19886 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
19887 an "in_delay_slot" attribute of "no" to prevent them being used in
19888 delay slots. This is forbidden because they might generate
19891 2005-01-12 Alan Modra <amodra@bigpond.net.au>
19894 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
19895 with r->Y and Y->r.
19897 2005-01-12 Nick Clifton <nickc@redhat.com>
19899 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
19900 passed on to GAS) but do not define, as GAS no longer supports or
19901 needs the -m2000 option.
19903 2005-01-11 Roger Sayle <roger@eyesopen.com>
19905 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
19906 type as args of unprototyped builtins aren't automatically promoted.
19907 (fold_builtin_abs): Likewise.
19909 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19911 * Makefile.in: Set a `build-warn' variable.
19913 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
19915 PR tree-optimization/17949
19916 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
19917 (find_interesting_uses_address): Use it.
19919 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
19921 * regrename.c (kill_value): Handle subreg's that won't simplify.
19923 2005-01-11 Richard Henderson <rth@redhat.com>
19926 * config/i386/i386.h (enum ix86_builtins): Move ...
19927 * config/i386/i386.c: ... here.
19928 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
19929 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
19930 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
19931 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
19932 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
19933 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
19934 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
19935 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
19936 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
19937 IX86_BUILTIN_LOADDDUP): Remove.
19938 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
19939 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
19940 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
19941 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
19942 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
19943 (ix86_init_builtins): Make static.
19944 (ix86_init_mmx_sse_builtins): Update for changed builtins.
19945 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
19946 if all the modes match. Otherwise, fake it.
19947 (get_element_number, ix86_expand_vec_init_builtin,
19948 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
19949 (ix86_expand_builtin): Make static. Update for changed builtins.
19950 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
19951 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
19952 (ix86_expand_vector_init_duplicate): New.
19953 (ix86_expand_vector_init_low_nonzero): New.
19954 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
19955 Split out from ix86_expand_vector_init; handle integer modes.
19956 (ix86_expand_vector_init): Use them.
19957 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
19958 * config/i386/i386-protos.h: Update.
19959 * config/i386/predicates.md (reg_or_0_operand): New.
19960 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
19961 (movv2sf_internal): Likewise. And a splitter to match them all.
19962 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
19963 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
19964 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
19965 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
19966 (mmx_pinsrw): Fix operand ordering.
19967 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
19968 rather than sse_loadss expander.
19969 (movv2df splitter): Similarly.
19970 (sse_loadss, sse_loadlss): Remove.
19971 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
19972 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
19973 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
19974 (sse3_movddup): Rename with '*'.
19975 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
19976 (sse2_loadsd): Remove.
19977 (vec_dupv2df_sse3): Rename from sse3_loadddup.
19978 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
19979 (sse2_pinsrw): Fix argument ordering.
19980 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
19981 (sse2_stored): Remove 'r' destination.
19982 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
19983 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
19984 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
19985 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
19986 vec_extractv16qi, vec_initv16qi): New.
19988 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
19989 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
19990 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
19992 (_mm_load_pd, _mm_store_pd): Use plain dereference.
19993 (_mm_load_si128, _mm_store_si128): Likewise.
19994 (_mm_load1_pd): Use _mm_set1_pd.
19995 (_mm_load_sd): Use _mm_set_sd.
19996 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
19997 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
19998 (_mm_set_epi64): Use _mm_set_epi64x.
19999 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20000 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20001 _mm_setr_epi8): Use _mm_set_foo form.
20002 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20003 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20004 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20005 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20006 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20007 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20008 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20009 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20010 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20011 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20012 (_mm_movedup_pd): Use _mm_shuffle_pd.
20013 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20014 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20015 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20016 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20017 Use _mm_setzero_ps.
20018 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20019 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20020 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20021 (_mm_store_ps): Use raw dereference.
20022 (_mm_store1_ps): Use _mm_storeu_ps.
20023 (_mm_storer_ps): Use _mm_store_ps.
20024 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20025 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20027 2005-01-11 Stan Shebs <shebs@apple.com>
20029 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20030 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20032 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20035 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20036 Skip all DECLs except for FIELD_DECLs.
20038 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20040 * config/s390/s390.c (override_options): Return error if
20041 -mbackchain, -mpacked-stack and -mhard-float are used together.
20042 (s390_va_start): Remove the backchain && packed-stack special case.
20043 (s390_gimplify_va_arg): Likewise.
20044 * doc/invoke.texi: Remove the ABI incompatibility note.
20046 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20048 * config/s390/s390.c (struct s390_frame_layout): Remove
20050 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20051 save_backchain_p with TARGET_BACKCHAIN.
20053 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20056 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20057 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20058 * function.c (locate_and_pad_parm): Set new field.
20059 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20060 Tweak where_pad test to include "none". Always set mem align for
20062 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20063 not sufficient for type.
20064 (assign_parm_setup_block): If stack_parm is zero on entry, always
20065 make a new stack local. Block move old stack parm if necessary
20066 to new aligned stack local.
20067 (assign_parm_setup_stack): Use a block move to handle
20068 potentially misaligned entry_parm.
20069 (assign_parms_unsplit_complex): Specify required alignment when
20070 creating stack local.
20071 * calls.c (compute_argument_addresses): Override alignment of stack
20072 arg calculated from its type with the alignment given by
20073 FUNCTION_ARG_BOUNDARY.
20074 (store_one_arg): Likewise.
20076 2005-01-11 Jan Beulich <jbeulich@novell.com>
20078 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20079 Change respective itanium_class attribute to ialu.
20080 (shladdp4_internal): New.
20081 * config/ia64/predicates.md (shladd_log2_operand): New.
20083 2005-01-11 Richard Henderson <rth@redhat.com>
20085 * expr.c (store_constructor): Use rtvec_alloc instead of
20086 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20088 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20090 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20092 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20094 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20095 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20096 (TARGET_RWRELOC): Define.
20097 (ia64_rwreloc_section_type_flags): Delete.
20098 (ia64_section_type_flags): New function.
20099 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20100 (TARGET_RWRELOC): Define.
20102 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20105 * config/ia64/ia64.c (process_set): For alloc insn, only call
20106 process_epilogue is !frame_pointer_needed.
20108 2005-01-10 Roger Sayle <roger@eyesopen.com>
20111 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20112 unary operator and can't be treated as a binary/comparison operator.
20114 2005-01-10 Richard Henderson <rth@redhat.com>
20116 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20117 (ix86_return_in_memory): Likewise.
20118 (function_arg_advance): Likewise. Mirror structure in function_arg
20119 for choosing register to advance.
20121 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20123 * tree-vectorizer.c, tree.def: Fix comment typos.
20125 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20127 * config/s390/s390.c (struct processor_costs): 4 new fields:
20128 ddbr, ddr, debr, der.
20129 (s390_rtx_costs): More precise handling of divide instructions.
20131 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20133 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20135 2005-01-10 Jan Beulich <jbeulich@novell.com>
20137 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20138 names resulting from -ffunction-sections/-fdata-sections and linkonce
20140 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20141 based on the section name. Rearrange the section name comparison logic
20142 slightly so that each section name is compared against at most once.
20144 2005-01-10 Ben Elliston <bje@au.ibm.com>
20146 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20147 targets for which -fPIC reduces limitations on the GOT size.
20149 2005-01-09 Falk Hueffner <falk@debian.org>
20151 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20154 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20157 * collect2.c (main): Set aixrtl_flag for -brtl option.
20158 (resolve_lib_name): Search for .so file extension before .a
20159 if aixrtl_flag set.
20161 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20163 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20164 (vect_analyze_data_refs_alignment): Add dump prints.
20166 2005-01-09 Ira Rosen <irar@il.ibm.com>
20168 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20169 expr_invariant_in_loop_p.
20170 Initialize outputs first thing in the function.
20171 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20172 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20173 (vect_analyze_pointer_ref_access): Check that the initial condition of
20174 the access function is loop invariant.
20176 2005-01-09 Richard Henderson <rth@redhat.com>
20178 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20179 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20180 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20181 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20182 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20183 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20184 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20185 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20186 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20187 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20188 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20189 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20190 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20191 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20192 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20193 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20194 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20195 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20196 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20197 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20198 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20199 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20200 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20202 (mmx_clrdi, pavgusb): Remove.
20203 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20204 with leading sse_ prefix.
20205 * config/i386/sse.md: Receive them.
20206 * config/i386/mmx.md: New file.
20207 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20208 (subrv2sf3): Turn into expander for normal subtraction.
20209 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20210 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20211 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20212 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20213 commutative; use ix86_binary_operator_ok.
20214 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20215 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20216 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20217 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20218 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20219 Macroize from existing patterns; use ix86_binary_operator_ok.
20220 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20221 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20222 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20223 with vec_select+vec_concat.
20224 (mmx_pshufw, mmx_pshufw_1): Likewise.
20225 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20226 (mmx_uavgv4hi3): Model correctly.
20227 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20228 _mm_xor_si64): Remove casts.
20230 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20232 PR tree-optimization/19224
20233 * tree-scalar-evolution.c (get_instantiated_value,
20234 set_instantiated_value): New functions.
20235 (instantiate_parameters_1): Cache the results.
20236 (instantiate_parameters, resolve_mixers): Initialize and free
20239 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20241 * config/i386/i386.md (addhi_4): Correct reference in comment.
20244 2005-01-08 Richard Henderson <rth@redhat.com>
20246 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20247 (_mm_cvtsi128_si64x): Likewise.
20248 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20249 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20250 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20251 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20252 * config/i386/i386-protos.h: Update.
20253 * config/i386/i386.c (print_operand): Add 'H'.
20254 (ix86_fixup_binary_operands): Split out from ...
20255 (ix86_expand_binary_operator): ... here.
20256 (ix86_fixup_binary_operands_no_copy): New.
20257 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20258 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20259 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20260 (safe_vector_operand): Use CONST0_RTX.
20261 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20262 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20263 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20264 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20266 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20267 (IX86_BUILTIN_CMPNGESS): New.
20268 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20269 (attr type): Add sselog1.
20270 (attr unit, attr memory): Handle it.
20271 (movti, movti_internal, movti_rex64): Move near other integer moves.
20272 (movtf, movtf_internal): Move near other fp moves.
20273 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20274 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20275 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20276 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20277 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20278 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20279 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20280 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20281 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20282 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20283 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20284 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20285 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20286 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20287 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20288 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20289 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20290 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20291 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20292 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20293 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20294 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20295 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20296 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20297 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20298 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20299 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20300 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20301 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20302 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20303 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20304 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20305 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20306 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20307 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20308 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20309 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20310 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20311 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20312 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20313 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20314 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20315 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20316 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20318 (SSEPUSH, push<SSEPUSH>): Remove.
20319 (MMXPUSH, push<MMXPUSH>): Remove.
20320 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20321 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20322 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20323 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20324 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20325 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20326 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20327 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20328 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20329 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20330 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20331 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20332 (ppro_sse_log_V4SF): Handle sselog1.
20333 * config/i386/predicates.md (const_0_to_1_operand): New.
20334 (const_0_to_255_mul_8_operand): New.
20335 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20336 (const_2_to_3_operand, const_4_to_7_operand): New.
20337 * config/i386/sse.md: New file.
20338 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20339 (sse_movups): Rename from sse_movups_1.
20340 (sse_loadlss): Rename from sse_loadss_1.
20341 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20343 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20344 (absv4sf2, negv2df, absv2df): New.
20345 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20346 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20347 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20348 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20349 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20350 (sse3_addsubv4sf3): Model correctly.
20351 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20352 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20353 (sse_movhlps): Model with vec_select+vec_concat.
20354 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20355 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20356 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20357 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20358 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20359 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20360 sse2_pshufhw_1): Likewise.
20361 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20362 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20363 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20364 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20365 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20366 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20367 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20368 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20369 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20370 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20371 sminv8hi3): Mark commutative
20372 operands. Use ix86_binary_operator_ok.
20373 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20374 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20375 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20376 sse2_punpcklqdq): Allow operand2 in memory.
20377 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20378 sse2_movsd): Add memory alternatives.
20379 (sse_storelps): Turn expander into an insn; split after reload.
20380 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20381 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20383 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20385 * configure.ac (DWARF-2 debug_line): Use objdump.
20386 * configure: Regenerate.
20388 2005-01-08 Jeff Law <law@redhat.com>
20389 Diego Novillo <dnovillo@redhat.com>
20391 PR tree-optimization/18241
20392 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20393 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20394 statements with volatile operands.
20395 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20396 operands after marking a statement with has_volatile_ops.
20398 2005-01-08 Roger Sayle <roger@eyesopen.com>
20400 * tree.c (int_fits_type_p): Always honor integer constant
20401 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20403 2005-01-08 Roger Sayle <roger@eyesopen.com>
20405 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20406 the latent bug in rtl_delete_block has been resolved.
20408 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20410 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20411 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20413 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20415 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20416 library as @multilib_dir@/$(SHLIB_SONAME).
20418 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20420 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20421 * configure: Regenerate.
20423 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20425 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20428 2005-01-07 David Edelsohn <edelsohn@gnu.org>
20431 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20432 Convert non-word aligned offset address using ld/std into
20435 2005-01-07 Richard Henderson <rth@redhat.com>
20437 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20439 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
20441 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20443 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20445 PR tree-optimization/19283
20446 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20447 is not shorter than the original type.
20449 PR rtl-optimization/19012
20450 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20452 PR rtl-optimization/18861
20453 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20454 (FULL_STATE): Define.
20455 (mark_tablejump_edge): New function.
20456 (purge_dead_tablejump_edges): New function.
20457 (find_bb_boundaries): Use it.
20459 PR tree-optimization/18828
20460 * builtins.c (expand_builtin_next_arg): Remove argument and all
20461 the argument checking.
20462 (expand_builtin): Adjust caller.
20463 (expand_builtin_va_start): Likewise. Remove error for too many
20465 (fold_builtin_next_arg): Issue error for too many arguments.
20466 After checking arguments, replace them with magic arguments that
20467 prevent further checking of the args.
20469 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20471 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20473 2005-01-06 Roger Sayle <roger@eyesopen.com>
20476 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20477 and %{.S:...} (and their negative variants) to test whether the
20478 input file is assembler or pre-processed-assembler independent of
20479 the actual filename extension.
20481 2005-01-06 Roger Sayle <roger@eyesopen.com>
20483 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20484 of sign or zero extended values.
20486 2005-01-06 Geoffrey Keating <geoffk@apple.com>
20488 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20489 for IBM long double format correctly.
20491 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
20493 Fix PR tree-optimization/18792
20495 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20496 to first_loop_depth, and use loop depth instead of loop number.
20497 (build_classic_dir_vector): Ditto.
20498 (compute_data_dependences_for_loop): Use depth, not loop number.
20499 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20500 number. Pass in loops, instead of loop numbers.
20501 (gather_interchange_stats): Ditto.
20502 (linear_transform_loops): Ditto.
20504 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
20507 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20508 biv_fits_mode_p, extension_within_bounds_p): New functions.
20509 (check_ext_dependent_givs): Use them.
20511 2005-01-06 Roger Sayle <roger@eyesopen.com>
20513 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20514 more than one barrier, in which case we should delete them all.
20516 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
20518 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20520 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
20522 Fix PR middle-end/19286
20524 * dwarf2out.c (gen_subprogram_die): If we've already tried to
20525 output this subprogram, simply ignore this attempt to do it again.
20526 (add_abstract_origin_attribute): Don't abort trying to add the abstract
20527 origin attribute if it's not possible.
20528 (gen_block_die): Don't ignore subblocks of "unused" blocks.
20529 (decls_for_scope): Ditto.
20530 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20531 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20533 2005-01-05 Richard Henderson <rth@redhat.com>
20536 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20537 (bdesc_2arg): Use it.
20538 (ix86_expand_binop_builtin): Force operands into registers
20540 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20541 ix86_expand_sse_compare, ix86_expand_sse_comi,
20542 ix86_expand_builtin): Likewise.
20544 2005-01-05 Richard Henderson <rth@redhat.com>
20546 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20548 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20549 (mulv4hi3): Set itanium_class mmmul.
20550 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20551 (fpack): Rename from fpack_sfsf.
20553 2005-01-05 Richard Henderson <rth@redhat.com>
20556 * reload1.c (do_input_reload): Restrict the optimization deleteing
20557 a previous output reload to RELOAD_FOR_INPUT.
20559 2005-01-05 Steven Bosscher <stevenb@suse.de>
20561 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
20562 comment that we fall through after case.
20563 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20564 (distribute_links): Likewise.
20565 * cse.c (cse_insn): Likewise.
20566 * cselib.c (cselib_invalidate_mem): Likewise.
20567 * df.c: Update comments at the top of the file.
20568 (read_modify_subreg_p): Update comments here too.
20569 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20570 * flow.c (mark_set_1): Likewise.
20571 (mark_used_regs): Likewise.
20572 * gcse.c (mems_conflict_for_gcse_p): Likewise.
20573 (canon_list_insert): Likewise.
20574 (mark_set): Likewise.
20575 (try_replace_reg): Likewise.
20576 (store_killed_in_insn): Likewise.
20577 * loop.c (count_one_set): Likewise.
20578 (basic_induction_var): Likewise.
20579 * postreload-gcse.c (find_mem_conflicts): Likewise.
20580 * postreload.c (reload_combine_note_store): Likewise.
20581 (move2add_note_store): Likewise.
20582 * reload.c (find_equiv_reg): Likewise.
20583 (mark_referenced_resources): Likewise.
20584 * rtlanal.c (set_noop_p): Likewise.
20585 (note_stores): Likewise.
20586 (note_uses): Likewise.
20587 * sched-deps.c (sched_analyze_1): Likewise.
20588 * sched-rgn.c (check_live_1): Likewise.
20589 (update_live_1): Likewise.
20590 * config/i860/i860.c: Likewise.
20592 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20594 (ZERO_EXTRACT): Mention that this one can be an lvalue.
20596 * doc/rtl.texi: Update documentation for bit-fields and SET.
20598 2005-01-05 Roger Sayle <roger@eyesopen.com>
20600 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20602 2005-01-05 Jan Hubicka <jh@suse.cz>
20603 Richard Henderson <rth@redhat.com>
20606 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20609 2005-01-05 Richard Henderson <rth@redhat.com>
20612 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20613 (sse_shufps): Change operand 3 to const_int_operand.
20614 (sse2_storelps): Fix typo in template.
20615 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20616 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20617 (ix86_expand_builtin): Likewise.
20619 2005-01-05 Julian Brown <julian@codesourcery.com>
20621 * config/arm/arm.c (arm_return_in_memory): Treat complex types
20622 as aggregates for AAPCS ABIs.
20624 2005-01-05 Stan Shebs <shebs@apple.com>
20626 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20627 Mach-O getters if ppc64.
20628 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20630 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20631 signed four-byte field for global code case.
20632 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20634 2005-01-05 Roger Sayle <roger@eyesopen.com>
20636 PR middle-end/19100
20637 * c-common.c: Include real.h.
20638 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20639 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20640 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20641 * Makefile.in (c-common.o): Update dependencies.
20643 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20645 * c-parse.in (asm_string): Add trailing semicolon.
20647 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20649 * c-parse.in (asm_string): New. Don't allow wide strings in
20651 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20652 asm_string instead of STRING.
20654 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
20656 * c-typeck.c (constructor_no_implicit): Remove.
20657 (set_designator, process_init_element): Don't check
20658 constructor_no_implicit.
20660 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
20661 Kaz Kojima <kkojima@gcc.gnu.org>
20664 * lcm.c (create_pre_exit): New.
20665 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20666 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
20668 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20670 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20671 -msoft-float in target_float_switch.
20672 * arm.c (arm_override_options): Fix processing of target_float_switch.
20674 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
20676 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20679 2004-01-05 Uros Bizjak <uros@kss-loka.si>
20681 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20682 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20684 2005-01-04 Roger Sayle <roger@eyesopen.com>
20686 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20687 if deleting the then-block allows the test-block to fallthru to the
20690 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
20693 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20694 after the full declaration if the are in two different TUs.
20696 2005-01-04 Richard Henderson <rth@redhat.com>
20699 * tree-sra.c (generate_one_element_init): Just
20700 call gimplify_and_add.
20701 (generate_element_init): Record the
20702 new referenced variables and mark them for renaming
20703 and split out to ...
20704 (generate_element_init_1): This.
20705 (scalarize_init): Don't call push_gimplify_context/
20706 pop_gimplify_context.
20708 2005-01-04 Geoffrey Keating <geoffk@apple.com>
20710 * toplev.c (get_src_pwd): Handle failure of getpwd().
20712 2005-01-04 Roger Sayle <roger@eyesopen.com>
20714 * fold-const.c (fold_single_bit_test): Delete unreachable handling
20716 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20717 all the cases handled by it are inverted by invert_truthvalue.
20719 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20721 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20722 (save_register_windowsi): Likewise.
20724 2005-01-04 Richard Henderson <rth@redhat.com>
20726 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20728 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20730 PR middle-end/17767
20731 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20732 any simplifications of vector mode comparison operators.
20733 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20735 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
20736 Devang Patel <dpatel@apple.com>
20738 PR tree-optimization/18308
20739 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20740 the operands before creating a new expression.
20741 * dojump.c (do_jump): Make drop_through_label available
20742 for all cases. Add expansion of COND_EXPR.
20744 2005-01-04 Ira Rosen <irar@il.ibm.com>
20746 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20747 INTEGER_CST instead of TREE_CONSTANT.
20748 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20749 instead of TREE_CONSTANT.
20750 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20751 instead of TREE_CONSTANT.
20753 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
20755 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20757 2005-01-04 Uros Bizjak <uros@kss-loka.si>
20760 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20761 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20763 2005-01-03 Richard Henderson <rth@redhat.com>
20765 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20766 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20767 fold_convert_const_real_from_real): Split out from ...
20768 (fold_convert_const): ... here.
20770 2005-01-03 Richard Henderson <rth@redhat.com>
20773 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20774 (mov<MMXMODEI>_internal): Likewise.
20775 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20776 Add V2SF case; use it for SSE1; don't use TI.
20777 (movdf_integer): Likewise.
20778 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20780 2005-01-03 Ira Rosen <irar@il.ibm.com>
20782 * tree-vectorizer.c (vect_strip_conversions): New function.
20783 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20784 check for binary class.
20786 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
20790 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20792 * gimple-low.c (mark_blocks_with_used_vars): New function.
20793 (mark_blocks_with_used_subblocks): Ditto.
20794 (mark_used_blocks): Ditto.
20795 (pass_mark_used_blocks): New pass.
20796 * tree-inline.c: Include debug.h.
20797 (expand_call_inline): Call outlining_inline_function here.
20798 * tree-optimize.c (init_tree_optimization_passes): Add
20799 pass_mark_used_blocks.
20800 * tree-pass.h (pass_mark_used_blocks): New.
20801 * Makefile.in (tree-inline.o): Add debug.h dependency.
20803 2005-01-03 Geoffrey Keating <geoffk@apple.com>
20805 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20806 VAR_DECLs to have weak_import attribute.
20808 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20811 2004-01-03 Steven Bosscher <stevenb@suse.de>
20813 * passes.c (rest_of_compilation): Don't run regmove if only
20814 flag_expensive_optimizations, require flag_regmove instead.
20816 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20818 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20820 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20821 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20822 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20823 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20825 2005-01-03 Richard Henderson <rth@redhat.com>
20827 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20828 (ia64_const_ok_for_letter_p): New.
20829 (ia64_const_double_ok_for_letter_p): New.
20830 (ia64_extra_constraint): New.
20831 (ia64_expand_vecint_compare): New.
20832 (ia64_expand_vcondu_v2si): New.
20833 (ia64_expand_vecint_cmov): New.
20834 (ia64_expand_vecint_minmax): New.
20835 (ia64_print_operand): Add 'v'.
20836 (ia64_preferred_reload_class): New.
20837 (ia64_vector_mode_supported_p): New.
20838 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20839 (PREFERRED_RELOAD_CLASS): Move to function.
20840 (CONST_OK_FOR_LETTER_P): Move to function.
20841 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20842 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20843 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20844 (EXTRA_CONSTRAINT): Move to function.
20845 * config/ia64/ia64.md: Include vect.md.
20846 (itanium_class): Add mmalua.
20848 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
20850 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20851 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20853 (const_int_2bit_operand): New.
20854 (fr_reg_or_0_operand): New.
20855 * config/ia64/ia64-modes.def: Add vector modes.
20856 * config/ia64/ia64-protos.h: Update.
20857 * config/ia64/vect.md: New file.
20859 2005-01-03 Richard Henderson <rth@redhat.com>
20861 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
20863 2005-01-03 Uros Bizjak <uros@kss-loka.si>
20866 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20868 (log1pdf2): Change mode of operands[0,1] to DFmode.
20870 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
20872 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
20873 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
20874 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
20875 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
20876 SPARC_RELAXED_ORDERING.
20878 2005-01-03 Richard Henderson <rth@redhat.com>
20879 Uros Bizjak <uros@kss-loka.si>
20882 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
20883 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
20884 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
20886 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
20887 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
20888 const_pow2_1_to_128_operand): New predicates.
20890 2005-01-02 Greg McGary <greg@mcgary.org>
20892 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
20894 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
20895 object. [ptr_type]: Remove unused variable.
20896 Remember nearest addressable array-element or record-component
20897 when checking bitfield components. Tolerate empty BIND_EXPR.
20899 2005-01-01 Richard Henderson <rth@redhat.com>
20901 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
20902 that don't narrow the value. Fail for other conversions.
20904 2005-01-01 Richard Henderson <rth@redhat.com>
20907 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
20908 * c-lang.c (finish_file): Don't do it here.
20909 * objc/objc-act.c (objc_finish_file): Likewise.
20911 * cgraph.c (decl_assembler_name_equal): New.
20912 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
20913 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
20914 * cgraph.h (struct cgraph_varpool_node): Add next.
20915 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
20916 * varasm.c (assemble_alias): Mark the target as needed.
20918 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
20920 PR middle-end/19221
20921 * function.c (get_arg_pointer_save_area): Use entry_of_function
20922 instead of get_insns.
20924 2005-01-01 Roger Sayle <roger@eyesopen.com>
20925 Andrew Pinski <pinskia@physics.uc.edu>
20926 James E. Wilson <wilson@specifixinc.com>
20928 PR rtl-optimization/12092
20929 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
20932 2005-01-01 Roger Sayle <roger@eyesopen.com>
20933 Olivier Hainque <hainque@act-europe.fr>
20935 * tree.c (int_fits_type_p): A narrower type always fits in a
20936 wider one, except for negative values into unsigned types.
20938 2005-01-01 Roger Sayle <roger@eyesopen.com>
20940 * tree.c (int_fits_type_p): Compare the result of force_fit_type
20941 with the original constant rather than require TREE_OVERFLOW.
20943 2005-01-01 Steven Bosscher <stevenb@suse.de>
20945 PR middle-end/17544
20946 * c-decl.c (finish_function): If compiling C99, annotate the
20947 compiler generated return with the current file name and line 0.
20948 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
20949 the source line is greater than 0.
20950 (remove_bb): Likewise.