* fr.po, sv.po: Update.
[official-gcc.git] / gcc / ChangeLog
blobae7f2af3beb349dac9b419f44cb971c2c2e772e0
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
7         pretend arguments.
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
13         of TARGET_NEWABI.
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>
23         PR mudflap/21023
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
31         static_var.
32         * optc-gen.awk: Declare local state variables.  Pass flags to var_ref.
34 2005-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
36         PR target/20301
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>
102         PR middle-end/21985
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>
112         PR tree-opt/21994
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)
122         for unsigned types.
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
141         one BIT_AND_EXPR.
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.
148         Handle SImode.
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
161         of *64_* variants.
162         (FP): New.
163         (add_op2): Delete.
164         (add<mode>3): Use reg_or_add_cint_operand.
165         (sub_op2): Delete.
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):
183         Delete.
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
190         explicit cast.
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
210         
211         * tree-ssa-structalias.c (struct variable_info): Add has_union
212         member.
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.
217         
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>
225         PR target/21981
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
229         wrong comment.
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.
237           
238 2005-06-10  Daniel Berlin  <dberlin@dberlin.org>
240         * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
241         slightly.
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
268         VEC.
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>
309         PR c/21759
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.
332         (fpcmp): New.
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
345         node.
347 2005-06-09  Daniel Berlin  <dberlin@dberlin.org>
349         * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
350         prototype.
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
373         too.
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 *".
384         Update Comment.
385         * targhooks.h (default_insn_valid_within_doloop): Rename into
386         "default_invalid_within_doloop". 
387         * targhooks.c (default_insn_valid_within_doloop): Likewise.
388         Update Comment.
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.
398         Update Comment.
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>
414         PR tree-opt/20610
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,
434         SSA_NAME.
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
443         lattice values.
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
489         unwind markup.
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
495         formats.
497 2005-06-08  James A. Morrison  <phython@gcc.gnu.org>
499         PR target/20666
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
508         CTR to LR.
509         (call_indirect_nonlocal_aix64): Same.
510         (call_value_indirect_nonlocal_aix32): Same.
511         (call_value_indirect_nonlocal_aix64): Same.
513         PR target/10588
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):
523         New constants.
524         (csync, ssync): New insn patterns.
525         * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
526         New functions.
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.
533         
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>
550         PR debug/21946
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>
556         PR target/21721
557         * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
559 2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
561         PR target/21889
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
577         unused.
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
582         unused.
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
587         unused.
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
592         unused.
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
599         unused.
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 ()
639         function.
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
648         SLOT_TEMP.
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>
680         PR rtl-opt/21528
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
691         before emiting it.
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>
699         PR middle-end/21850
700         * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
701         from vector types.
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
738         analyzed statement.
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>
837         PR debug/21946
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
850         for COND_EXPR.
851         * gimplify.c (gimplify_cond_expr): No need to fix up the
852         type of COND_EXPRs.
854 2005-06-07  Richard Guenther  <rguenth@gcc.gnu.org>
856         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
857         comments.
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
865         with holes.
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):
877         Likewise.
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):
915         Likewise.
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_()
926         instead of N_().
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
934         build2.
936         * fold-const.c (operand_equal_p): Don't return 1, if element
937         chains for 2 VECTOR_CSTs are not the same length.
939         PR regression/21897
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>
960         target/21927
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
972         getopt.h dependency.
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
1030         aux.
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):
1036         Likewise.
1038         * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1039         bool.
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
1052         need_to_vectorize.
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):
1066         Likewise.
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>
1093         PR target/21914
1094         * config/mmix/mmix.md ("*movdicc_real_foldable")
1095         ("*movdfcc_real_foldable", "*bCC_foldable")
1096         ("*bCC_inverted_foldable"): Specify DImode for register being
1097         compared.
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 
1117         PIC reg used.
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
1130         removed the body.
1132 2005-06-04  Richard Henderson  <rth@redhat.com>
1134         PR target/21888
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>
1193         PR c/21873
1194         * c-typeck.c (push_init_level): Don't pop levels without braces if
1195         implicit == 1.
1197 2005-06-03  Sebastian Pop  <pop@cri.ensmp.fr>
1198         
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>
1212         PR c/21879
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
1219         libiberty.h. 
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
1229         TYPE_PRECISION.
1231 2005-06-03  Eric Christopher  <echristo@redhat.com>
1233         * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1234         divide-traps.
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>
1249         PR middle-end/21858
1250         * fold-const.c (fold_binary): Fix type mismatches in folding
1251         of comparisons.
1253 2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
1255         * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1256         typos.
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
1269         assembler.
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):
1322         Remove.
1324 2005-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
1326         * tree.c (build_common_builtin_nodes): Fix the return type on
1327         __builtin_memcmp.
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
1339         is needed.
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
1352         conventions.
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
1363         VEC from VARRAY.
1364         (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1365         of case_labels.
1367 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1369         * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1370         with correct type.
1372 2005-06-02  Ulrich Weigand  <uweigand@de.ibm.com>
1374         * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1375         execute templates.
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
1385           unconditional jump.
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
1408         previous patch.
1410 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1412         PR 21582
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,
1419         add PROCESSOR_MAX.
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>
1438         PR 21765
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
1447         available.      
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
1507         num_pred_folded.
1508         (substitute_and_fold): Add argument use_ranges_p.
1509         Update all callers.
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
1514         folded.
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
1519         tree-flow.h.
1520         (struct value_range_d): Likewise.
1521         Add field 'equiv'. 
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
1533         type.
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
1544         EQ_EXPR predicates.
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.
1588         Update all callers.
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>
1611         PR 21478
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
1640         flag_jump_tables.
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>
1674         PR c/21536
1675         PR c/20760
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
1680         recursion.
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):
1689         Likewise.
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
1714         set_target_switch.
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
1723         TARGET_OPTIONS.
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
1741         sh_multcost_str.
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
1766         names.
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 
1775         MEM_READONLY_P.
1777 2005-06-01  David.Billinghurst  <David.Billinghurst@riotinto.com>
1779         PR target/21854
1780         * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1781         
1782 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1784         * errors.h (warning, error, fatal, internal_error): Add printf
1785         attribute.
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.
1804         
1805         * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1806         errors.h otherwise include toplev.h.
1807         
1808         * Makefile.in: Update dependencies.
1809         
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
1820         operation.
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.
1842         
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
1857         assembler support.
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
1866         TARGET_SECURE_PLT.
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
1873         TARGET_SECURE_PLT.
1874         (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
1875         sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
1876         and -fPIC.
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
1894         multiplies.
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
1904         change.
1906 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1908         PR middle-end/20931
1909         PR middle-end/20946
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
1913         first.
1914         Tail recurse TREE_LIST's TREE_CHAIN.
1916 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1918         PR tree-opt/21732
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
1921         for val.
1923 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
1925         * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
1926         expression.
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>
1963         PR middle-end/21743
1964         * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
1965         Enable.
1966         * doc/extend.texi: Add clog, clogf, clogl.
1968 2005-05-30  H.J. Lu  <hongjiu.lu@intel.com>
1970         PR middle-end/20303
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
1989         a basic block.
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>
1997         PR target/21761
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
2006         to VEC(int,heap)*.
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
2010         instead of VARRAY.
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
2050         for a reference.
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):
2091         Update profile.
2092         * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2093         debug output.
2094         (tree_mod_subtract): Fix profile updating code.
2095         (tree_divmod_values_to_profile): Do not produce useless value profilers
2096         for divisions.
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).
2103         (vrp_free): New.
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
2124         attribute.
2125         * config/mips/mips.c (mips_declare_object_name): Fix format
2126         argument.
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
2145         insns.
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 
2152         "is_resx" argument.
2153         (can_throw_external, can_throw_internal): Bring into sync wrt
2154         dealing resx.
2155         * except.h (can_throw_internal_1, can_throw_external_1): Update
2156         prototype.
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
2171         bb_ann_d.
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
2177         phi_nodes.
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
2189         tree-flow.h.
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
2216         cgraph_create_edge.
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
2225         fold_indirect_ref.
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
2260         is up-to-date.
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
2298         for Objective-C++.
2299         
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>
2350         PR target/21716
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
2354         from comments.
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>
2364         PR middle-end/21709
2365         * fold-const.c (const_binop): Check for division by zero during
2366         complex division.
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"
2383         with "var_type".
2384         * opts.c (handle_option, option_enabled): Update after above name
2385         change.  Cast flag_var before using it.  Handle CLVC_STRING.
2386         
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
2396         variable to 32.
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
2415         them.
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
2447         Var()s.
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
2464         and Init()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
2524         
2525         * tree-ssa-pre.c (in_fre): New static variable.
2526         (create_value_expr_from): Recursively value number reference ops
2527         in argument lists.
2528         (can_value_number_call): Temporary restrict only exists for
2529         PRE, not FRE.
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
2539         condition.
2541 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
2543         * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2544         hook_bool_rtx_true.
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
2558         inlining.
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>
2577         PR target/21412
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>
2597         
2598         * common.opt (-Wattributes): New.  Default true.
2599         * doc/invoke.texi (-Wno-attributes): Document.
2600         
2601         * attribs.c (decl_attributes): Move warning control from if() to
2602         warning(OPT_*).
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
2726         warnings.
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
2765         needed.
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
2775         nothing was done.
2776         * config/m32r/m32r.md (movmemsi):  If m32r_expand_block_move did
2777         nothing then FAIL.
2778         * config/m32r/m32r/m32r-protos.h  (m32r_expand_block_move): Update
2779         prototype.
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):
2875         Update prototypes.
2876         * cgraphunit.c: Kill now redundant inlining comment.
2877         (cgraph_create_edges): Make static, maintain current basic block;
2878         fix pasto.
2879         (record_call_1): Fill in new fields.
2880         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
2881         cgraph_clone_node.
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>
2895         PR target/21390
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>
2904         PR target/21657
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
2912         necessary.
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>
2923         PR 21541
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>
2929         PR 21541
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
2958         the mask end.
2959         
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
2967         edges were removed.
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.
2975         (no_checksum): New.
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
2983         check checksum.
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
3001         be warnings.
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.
3009         
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
3015         tree codes.
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
3058         SUPPORT_SH4_NOFPU.
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
3080         settings.
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>
3086         PR target/21632
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
3099         obstack_grow.
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>
3106         
3107         Fix PR tree-optimization/21407
3109         * tree-ssa-operands.c (note_addressable): Change
3110         COMPONENT_REF handling in response to aliasing
3111         discussion.
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
3124         is okay too.
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
3130         pass_scev_cprop.
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):
3135         New.
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
3153         FUNCTION_DECLs.
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.
3159         (fobjc-gc): 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.
3182         
3183 2005-05-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
3185         * config/sparc/sparc.md (movhi): Do not test constness
3186         of operand #1 twice.
3187         (movsi): Likewise.
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
3209         merged block.
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
3221         const.
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
3241         live range of DFS.
3243 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3245         * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3246         define_code_attr.
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
3280         pointer-set.
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.
3290         (copy_bb): New.
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
3298         gimplified.
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
3309         datastructures.
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
3335         complete.
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
3341         appropriate.
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
3369         gcc_cv_ld_sysroot.
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
3376         aix_struct_ret.
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
3391         field.
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
3397         callers.
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>
3422         PR middle-end/21595
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>
3432         PR middle-end/21492
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,
3447         code-attrs.
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
3451         "*cmp_swapexthi".
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
3456         "*mov_sidehi_biap".
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
3461         "*mov_sidehi_mem".
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
3469         "*ext_sidehisi".
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
3475         "zero_extendqisi2".
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
3479         "*op_sidesi".
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
3489         "*extophisi_side".
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
3496         "*extophisi_swap".
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
3501         "umulsi3_highpart".
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
3514         "*ashlhi_lowpart".
3515         ("abs<mode>2"): Replace "abshi2" and "absqi2".
3516         ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3517         "bleu".
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
3522         "*bleu_reversed".
3523         ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3524         "*ble_reversed".
3525         ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3526         "*blt_reversed".
3527         ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3528         "sne".
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
3555         reg+reg*{1,2,4}.
3557 2005-05-16  Richard Henderson  <rth@redhat.com>
3558             Steven Bosscher <stevenb@suse.de>
3560         PR tree-opt/21399
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
3576         struct field names.
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
3583         if appropriate.
3584         
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>
3597         PR target/21556
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
3618         selection.
3619          
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>
3656         PR target/21551
3657         * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3659 2005-05-15  Daniel Berlin  <dberlin@dberlin.org>
3660             
3661         Fix PR tree-optimization/21576
3662         
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
3679         to need vops.
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
3717         gcc_assert().
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
3731         whitespace.
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>
3740         Revert
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
3756         warning too..
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
3762         return warnings.
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
3780         VEC(tree,heap)*.
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
3799         unconditional.
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
3839         CRIS_ASSERT.
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
3860         information.
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
3869         name.
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
3873         description.
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
3892         for a dead insn.
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
3961         list.
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):
3975         Declare.
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
3979         when needed.
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>
4020         PR target/21501
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
4029         primitives.
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>
4039         PR target/21412
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,
4060         (load_dtpmod): New.
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
4122         is needed.
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
4129         redundant code.
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
4135         default definition.
4136         (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4138 2005-05-11  Nathan Sidwell  <nathan@codesourcery.com>
4140         PR bootstrap/21481
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
4192         suitably aligned.
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>
4214         PR middle-end/19807
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>
4232         PR c/21502
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
4254         all callers.
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
4275         function.
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):
4283         Add prototype.
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
4296         shape.
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):
4304         New functions.
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
4312         letters.
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
4355         file name.
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>
4390         PR c/17913
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>
4398         PR c/21342
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
4476         instead of VARRAY.
4478 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
4480         PR other/21052
4481         * doc/extend.texi (Type Attributes): Correct example syntax.
4483 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
4485         PR c/21160
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>
4494         PR target/21477
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
4502         valid immediates.
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>
4514         PR 18655
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
4565         into 'bool'.
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>
4630         CC_REGNUM)'.
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
4634         REG_SC)'.
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
4691         attribute names.
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'
4696         attribute names.
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
4713         'type' value.
4714         ("*divsf3"): Additionally rename second pattern to
4715         "*divsf3_ibm".
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
4723         "*addsf3_ibm".
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
4737         macros.
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"):
4777         Merge.
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>
4823         PR middle-end/21237
4824         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4825         to NE_EXPR case.
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>
4833         PR target/21397
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
4851         processor family.
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
4860         setup cnv_mode.
4861         * config/mips/24k.md: New file, contains 24k DFA pipeline
4862         description.
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>
4888         PR inline-asm/8788
4889         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
4890         operands.
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>
4927         PR target/21281
4928         * config/m68hc11/predicates.md (splitable_operand): An immediate is
4929         allowed.
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
4935         bset and bclr.
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
4946         68HC12.
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
4950         for 68HC11.
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>
4957         PR target/19051
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
4974         HAVE_COMDAT_GROUP.
4975         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
4976         available.
4978 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
4980         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
4981         instead of VARRAY.
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>
4989         PR target/16925
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
5005         tconfig.h.
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>
5076         PR target/21416
5077         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5078         comparisons.
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
5094         VEC(tree,gc)*.
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>
5109         PR bootstrap/21403
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>
5125         PR target/21441
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
5147         from extra_options.
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>
5172         PR target/21412
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
5201         handling.
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
5206         mips.
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
5216         does not increase.
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
5227         not to be infinite.
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>
5238         PR target/21329
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>
5292         PR c++/20961
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
5304         and plus_constant.
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
5314         -misel=.
5316         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
5317         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
5318         TARGET_XL_COMPAT.
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,
5330         SUBTARGET_SWITCHES.
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>
5381         PR target/21284
5382         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5383         for output.
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
5407         TARGET_TPCS_FRAME.
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
5446         comparing Pmode.
5447         (SDI): New.
5448         (cmp): Delete.
5449         (wd): New.
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):
5492         Don't define.
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
5503         iterator.
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>
5520         PR driver/21112
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
5544         of VARRAY.
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
5550         instead of VARRAY.
5552         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5553         update_stmt.
5555 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
5557         PR middle-end/15618
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>
5565         PR middle-end/21318
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
5576         instead of global.
5577         (warning): Don't test for enabled warnings here.
5578         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5579         here.
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>
5593         PR middle-end/21265
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
5598         tailcall.
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
5613         the new CALL_EXPR.
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
5622         item in V4SF mode.
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
5633         aux.
5634         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5636         * tree-cfg.c (remove_bb): Remove a redundant call to
5637         set_bb_for_stmt.
5638         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5639         Likewise.
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
5663         descriptor.
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.
5669         Store option index.
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>
5679         PR target/16888
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
5689         VARRAY.
5691         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5692         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5693         VARRAY.
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
5699         gen_safe_HIGH64.
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
5717         returning non-NULL.
5718         (unswitch_single_loop): Clear cinsn when retrying.
5720         PR target/21297
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
5749         type check.
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
5759         specified types.
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
5763         operand type.
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
5791         interface.
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
5797         interface.
5798         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5799         Interface.
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
5830         implementation.
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
5882         stmt around.
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
5886         ZERO_SSA_OPERANDS.
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
5898         interface.
5899         * tree-vect-transform.c (update_vuses_to_preheader): Use generic
5900         interface.
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
5903         vuse_optype.
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
5930         directly.
5932 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
5934         PR middle-end/21282
5935         * convert.c (convert_to_integer): Convert ceil and floor in
5936         c99 mode only.
5938 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
5940         PR target/20813
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):
5973         Don't define.
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>
5980         PR c/15698
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>
6020         PR 19985
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.
6028         (equiv_free): New.
6030         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6031         out common code.
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):
6049         New.
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
6066         target hook.
6068 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
6070         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6071         instead of VARRAY.
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
6080         appropriate.
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>
6097         PR c++/19542
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
6111         VARRAY.
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
6117         instead of VARRAY.
6119 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
6121         PR C++/14391
6122         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6123         if !flag_weak.
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
6156         argument.
6157         * tree-scalar-evolution.h (simple_iv): Declaration changed.
6158         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6159         field.
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
6164         constant.
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
6190         to simple_iv call.
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>
6199         PR bootstrap/20633
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
6205         thumb mode.
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
6240         of VARRAY.
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
6327         libgcc version.
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
6392         html docs.
6394 2005-04-28  DJ Delorie  <dj@redhat.com>
6396         * optc-gen.awk (END): Make sure no variable is defined more
6397         than once.
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>
6411         PR target/20813
6412         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6413         MASK_PPC_GFXOPT.
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
6426         VEC(int,heap).
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
6435         assert.
6437 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6439         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6440         (*targetm.foo).
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
6450         where appropriate.
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
6481         copyright.
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.
6499         Fix all callers.
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>
6507         PR c/21159
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
6527         cfun is defined.
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
6531         hot/cold labels.
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
6701         VEC(tree,gc).
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
6828         added.
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>
6839         PR c/21213
6840         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6841         transparent union.
6843 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6845         PR c/20740
6846         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6847         assertion failures, if __gcc_host_wide_int__ is not properly
6848         defined.
6849         (init_dynamic_diag_info): Give errors, not assertion failures, if
6850         location_t, tree or __gcc_host_wide_int__ are not properly
6851         defined.
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
6860         VARRAY.
6862         * tree.h (tree_phi_node): Add a comment about the order of PHI
6863         arguments.
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
6872         gcc_unreachable.
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
6879         'abort'.
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
6896         stmt.
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
6939         FIRST_STACK_REG.
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
7000         objects.
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>
7012         PR bootstrap/21215
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
7064         VEC(tree,heap).
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>
7070         PR rtl-opt/21163
7071         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7072         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7073         constm1_rtx.
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>
7091         PR middle-end/20991
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
7095         anything.
7097 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
7099         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7100         COMPARISON_CLASS_P.
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
7106         COMPARISON_CLASS_P.
7107         * tree-vrp.c (extract_range_from_assert,
7108         build_assert_expr_for, fp_predicate, has_assert_expr): Use
7109         COMPARISON_CLASS_P.
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
7118         function decl.
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'
7155         from comment.
7157 2005-04-24  Richard Henderson  <rth@redhat.com>
7159         PR target/21101
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>
7180         PR middle-end/21082
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()
7237         callers.
7239 2005-04-23  Richard Henderson  <rth@redhat.com>
7241         PR rtl-opt/21102
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>
7247         PR target/21099
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
7263         worklist.
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
7270         quotes needlessly.
7271         (darwin_emit_unwind_label): Use user_label_prefix instead of
7272         "_".
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
7329         for hpux11.[1-9]*.
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
7350         TARGET_HPUX_10_10.
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
7362         redefining.
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):
7391         Export.
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,
7396         fold_ternary.
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
7418         all callers.
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
7434         mapping heuristic.
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
7439         users.
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.
7450         Update all users.
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
7467         SYMS_TO_RENAME.
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):
7479         Call update_ssa.
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
7485         returns false.
7486         Call verify_stmts.
7487         (delete_tree_ssa): Assert that need_ssa_update_p returns
7488         false.
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
7494         virtual definition.
7495         (slpeel_update_phis_for_duplicate_loop): Call
7496         get_current_def and set_current_def instead of using
7497         SSA_NAME_AUX.
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.
7521         Call update_ssa.
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
7525         create_new_def_for.
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
7529         non-virtual names.
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
7534         NULL.
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.
7539         Call update_ssa.
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
7564         BLOCK_DEFS_STACK.
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
7568         CURRENT_DEF.
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
7577         CONST_DOUBLE_HIGH.
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>
7617         PR target/20813
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
7622         TARGET_XL_COMPAT.
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
7629         vectors.
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
7700         profiler.
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
7710         (decl).
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
7757         * ipa.c: New file.
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.
7811         * tree.h: Likewise.
7812         * vec.h: 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
7907         comment typos.
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
7922         for IPA pass.
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.
7984         (VEC): Likewise.
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
8057         VEC(alias_pair,gc).
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>
8067         PR/20742
8068         * Makefile.in (tree-chrec.o): Depend on params.h.
8069         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8070         default value 20.
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
8076         given expression.
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,
8219         split out from ...
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>
8226         PR c++/20805
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>
8263         PR target/21100
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
8269         read only memory.
8271 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
8273         PR c/12913
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
8283         declarations.
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
8297         type.
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,
8309         minmax_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>
8319         PR20973
8320         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8321         pseudos.
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,
8334         not vs new 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
8340         compare-and-swap.
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
8347         memory value.
8348         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8349         memory barrier.
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
8368         ~X or ~Y simplify.
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>
8401         PR java/21022
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>
8417         PR target/21098
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
8434         overflowed.
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>
8448         PR middle-end/21049
8449         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8450         cfun->cfg are NULL.
8452 2005-04-18  Tom Tromey  <tromey@redhat.com>
8454         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8455         typo.
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.
8471         (ev5_ld_l): New.
8472         * config/alpha/ev6.md (ev6_ild): Add ld_l.
8473         (ev6_ist): Add st_c.
8474         (ev6_mb): New.
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
8480         for constants.
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
8497         unsigned int.
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
8509         specific options.
8510         (v850e, v850e1): Use the v850.opt file for target specific
8511         options.
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
8527         case.
8528         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8529         cases.
8530         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8531         ALIGNOF_EXPR cases.
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
8540         TARGET_ABI_OSF.
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
8544         field.
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>
8582         PR target/20375
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
8586         6 named arguments.
8588 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8590         PR middle-end/21024
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
8596         type mismatches.
8598         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8600 2005-04-16  Richard Henderson  <rth@redhat.com>
8602         PR target/21051
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>
8609         PR target/20126
8610         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8611         (const)).
8613         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8614         comment.
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,
8625         PROP_ASM_SCAN.
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>
8636         PR middle-end/20491
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>
8656         PR target/20673
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
8677         get_stmt_operands.
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>
8745         PR middle-end/20739
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>
8801         PR middle-end/14311
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
8896         register.
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
8906         refer to 4.0.
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
8921         TREE_INVARIANT.
8922         (create_expression_by_pieces): Add value numbers for forced out
8923         statements.
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>
8960         PR target/20927
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
8974         mode.
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
8989         temp variables.
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
8997         stdarg_regs.
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
9006         post-increment.
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
9013         be saved.
9014         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9015         CRIS_UNSPEC_GOT.
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>
9029         PR target/20924
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
9051         is true.
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
9119         defining.
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):
9131         New.
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>
9167         PR target/20670
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
9200         argument.
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
9207         here...
9208         (cfg_layout_finalize) ... and don't free it here.
9209         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9210         garbage collected.
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>
9268         PR middle-end/20917
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>
9281         PR mudflap/19266
9282         From Richard Henderson <rth@redhat.com>:
9283         * tree-mudflap.c (mf_build_check_statement_for): Correct block
9284         splitting logic.
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
9322         MASK_NO_BITFIELD.
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):
9372         Define.
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
9385         rename ...
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
9415         OS uses for it.
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
9422         variables ...
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>
9431         PR/17092
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
9436         _unlocked function.
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
9458         operand ordering.
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
9464         non obvious places.
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
9472         handling
9473         (perfect_nestify): preheaderbb is *not* part of loop of the
9474         old destination.
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
9561         BUILT_IN_LLCEIL.
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
9566         zero.
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):
9589         Likewise.
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>
9605         PR target/20126
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
9632         hot/cold labels.
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>
9721         PR target/20795
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.
9743         (unloop): 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
9784         condition.
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
9811         BUILT_IN_LLFLOOR.
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
9885         users.
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
9908         ASSERT_EXPR.
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
9917         interesting_blocks.
9918         (enum rewrite_mode): Declare.
9919         (REGISTER_DEFS_IN_THIS_STMT): Define.
9920         (compute_global_livein): Use last_basic_block instead of
9921         n_basic_blocks.
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.
9926         (is_old_name): New.
9927         (is_new_name): New.
9928         (repl_map_hash): New.
9929         (repl_map_eq): 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'.
9939         Add documentation.
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
9948         normal form.
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
9959         'blocks'.
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'.
9964         Make internal.
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.
9981         Update all users.
9982         (init_tree_optimization_passes): Replace
9983         pass_redundant_phi with pass_copy_prop.
9984         Add pass_vrp.
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):
10000         Declare.
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
10012         first one.
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
10045         into DO_STORE_CCP.
10046         (do_ssa_ccp): New.
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,
10055         copy it.
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
10071         rewrite_into_ssa.
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
10093         symbols.
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):
10103         Declare.
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>
10127         PR target/20814
10128         * config/rs6000/predicates.md (altivec_register_operand): Accept
10129         SUBREG.
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,
10146         instead of 4.
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
10167         unsigned_p.
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
10232         define.
10233         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10234         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10235         Likewise.
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
10262         constraints.
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>
10270         PR target/20093
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>
10276         PR target/20717
10277         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10278         ADDR_EXPR.
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>
10291         PR other/20792
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
10318         string.
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
10330         scope.
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>
10345         PR target/17245
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>
10392         PR target/17824
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):
10406         Replace with...
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
10410         define_expands.
10412 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
10414         PR target/17822
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>
10434         PR target/20625
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>
10456         PR target/20342
10457         PR target/20447
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
10500         in SSE registers.
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.
10532         Ignore PHI nodes.
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
10546         the stmt pointer.
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
10556         variable.
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
10562         the use node.
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
10571         iteration.
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
10603         stmts.
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
10617         interface.
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
10628         update_stmt.
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
10632         use nodes.
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
10646         operands.
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
10659         use node.
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
10668         call free_df.
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
10681         was changed.
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
10685         free_df.
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.
10695         (PHI_DF): Delete.
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
10722         before warning.
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
10731         operations.
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
10745         overriding.
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
10769         these attributes.
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
10782         former.
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>
10809         PR target/20421
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>
10824         PR debug/9963
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
10831         identifier.
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
10857         switch_expr.
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
10872         trapping divide.
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
10883         CRIS_UNSPEC_PLT.
10884         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
10885         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
10886         patterns.
10887         ("return"): Change to define_expand.  Call cris_expand_return for
10888         actual expansion.
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
10894         type.
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
10899         contents to...
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
10904         functions.
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
10912         saved.
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
10955         predicates.md.
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>
10962         PR target/19537
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>
11010         PR target/4198
11011         PR target/12027
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
11034         to s390.h.
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
11039         predicates.md.
11040         (check_mode): Remove.
11041         (s390_branch_condition_mask): Remove 'static'. Move prototype to
11042         s390-protos.h.
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>
11050         PR target/20446
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"
11103         attribute.
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
11131         function.
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
11157         after freeing.
11159 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
11161         PR target/14812
11162         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11163         a negated value.
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>
11194         PR c++/19199
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
11205         and strndup.
11207 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
11209         PR target/14812
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
11218         template.
11220 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
11222         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11223         Fix comment typos.
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
11267         fixes.
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
11287         bool.
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
11296         initialization.
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
11322         predicates.md.
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
11360         of soft registers.
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
11369         m68hcc_auto_inc_p.
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
11379         extern.
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
11387         predicates.md.
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>
11394         PR debug/19345
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.
11434         PR 20650
11435         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11436         a register.
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
11469         proper position.
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
11502         gcc_assert.
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
11513         synonym for 'no'.
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
11520         possible.
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):
11546         Declare.
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>
11563         PR c++/19406
11564         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11565         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11566         for FIELD_DECLs.
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>
11574         PR c++/20505
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
11591         typos.
11593 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
11595         PR c/17855
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>
11601         PR target/20632
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
11613         obsolete comment.
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
11653         callers.
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
11688         function.
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
11693         crossing edge.
11694         (partition_hot_cold_basic_blocks):  Update function comment.
11695         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11696         condition.
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
11736         dw_fde_struct.
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
11819         end labels.
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>
11839         PR c++/18644
11840         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11841         semantics.
11843 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
11845         PR target/20611
11846         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11847         label operand.  Remove (use (unspec..)).  Don't emit a label on
11848         the offset word.
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
11861         sub-elements.
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
11875         a 64-bit cpu.
11877 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
11879         PR debug/20268
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
11898         unit-at-a-time.
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
11932         variable.
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
11936         subvar should be.
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
11968         int.
11970 2005-03-30  Dale Johannesen  <dalej@apple.com>
11972         PR middle-end/19225
11973         * calls.c (expand_call):  Flush pending deferrals before
11974         throwing call.
11976 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
11978         PR c/772
11979         PR c/17913
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
11996         as undefinable.
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>
12005         PR c/20368
12006         * c-decl.c (start_function): Check for old_decl being
12007         error_mark_node.
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>
12112         PR target/20203
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>
12118         PR c/20519
12119         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12120         (build_compound_literal): Likewise.  Propagate decl type into the
12121         initializer.
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
12129         old node in place.
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>
12135         PR tree-opt/19108
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>
12152         PR bootstrap/14316
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
12163         do_wait.
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>
12174         PR c/20672
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
12187         assertion.
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,
12289         tree.h, gcov-io.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
12337         as needed.
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>
12368         PR target/20636
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
12381         ABS(x-y).
12383 2005-03-25  Mike Stump  <mrs@apple.com>
12385         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12386         sized objects.
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.
12399         (stfiwx): New.
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>
12418         PR target/15491
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
12427         fold_buildN.
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
12433         different modes.
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}
12472         using lrint_optab.
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
12480         two as multiplier.
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
12502         constification.
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
12508         not optimizing.
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
12535         prototype.
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
12545         parameters.
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
12557         gets stored.
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
12566         c-typeck.c.
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
12599         search with -L.
12601 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12603         * reload1.c (indirect_symref_ok, reload_obstack): Make them
12604         static.
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
12613         ashlhi3 expander.
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
12624         member.
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
12648         inlining.
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
12709         TARGET_OPTIONS.
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
12721         CALL_EXPR.
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>
12729         PR target/20561
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
12740         about arguments.
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
12747         or SUCC.
12749 2005-03-22  Ben Elliston  <bje@au.ibm.com>
12751         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12752         and definition.
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
12768         predicates.
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
12796         pre-header.
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
12802         basic-blocks.
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
12839         predicates.md.
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
12869         predicates.md.
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
12922         CALL_EXPR.
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
12939         CALL_EXPR.
12940         (fold_builtin): Update a call to fold_builtin_1.
12942 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
12944         PR other/20564
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
12948         information lines.
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
12961         #undefs.
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
12999         NOPs.
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>
13014         PR target/18551
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
13029         tree.
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
13037         new prototype.
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
13050         INTEGER_CSTs.
13051         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13052         Likewise.
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
13057         constant.
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
13065         above.
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
13076         to __builtin_inff.
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
13086         solaris2.1[0-9].
13088 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
13090         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13091         of CALL_EXPR.
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
13106         canonicalization.
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>
13159         PR c++/19769
13160         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13161         origin.
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
13221         shadd_constant_p.
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
13242         predicate.
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
13259         too late.
13260         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13261         called too late.
13263 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13265         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13266         VEC_safe_push.
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
13310         of CALL_EXPR.
13311         (fold_builtin_1): Update a call to fold_builtin_bitop.
13313         * builtins.c (fold_builtin_signbit): Take decomposed arguments
13314         of CALL_EXPR.
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
13338         h8300-protos.h.
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>
13397         PR target/18380
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
13412         TARGET_H8300SX.
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
13417         notices.
13419 2005-03-17  Ian Lance Taylor  <ian@airs.com>
13421         * gmon.c: Remove.
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
13443         translation unit.
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
13449         of alpha_cpu.
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"
13568         error.
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
13584         version.c.
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):
13589         Add gcc-vers.texi.
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
13636         to report errors.
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
13669         factor.
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
13674         constant.
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>
13700         PR target/18668
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
13712         TARGET_FISTTP.
13713         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13714         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13715         macros.
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
13726         clobber.
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
13776         subvars.
13777         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13778         tags too.
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
13864         target options.
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
13883         by options.h.
13884         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
13885         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
13886         an alternative.
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
13893         register.
13895 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
13897         PR c++/20280
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
13919         rtl_make_eh_edge.
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):
13929         New functions.
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>
13953         PR target/17688
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
13972         input operands.
13974 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
13976         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
13977         integer_zerop.
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>
13988         PR bootstrap/20424
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):
14016         Make them static.
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
14057         if there are none.
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
14068         file.
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
14078         pointers.
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
14108         for MIPS16.
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
14114         constants.
14115         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
14116         !TARGET_ABICALLS.
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
14153         TREE_TYPE (exp).
14155         * builtins.c (expand_builtin_mathfn_3): Remove local variable
14156         before_call.
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
14164         variable ann.
14166         * tree-ssa-phiopt.c (value_replacement): Remove local variable
14167         result.
14169 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
14171         PR target/18251
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>
14184         PR c/20402
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
14188         error.
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
14207         tags.
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
14214         addressable.
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
14230         portray it.
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
14262         var.
14264         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14265         removed_phis.
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
14274         value.
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
14288         r1.
14290         * reg-stack.c (move_for_stack_reg): Remove local variable
14291         push_insn.
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
14296         variable new_cond.
14297         (combine_blocks): Remove local variables exits and new_e.
14299         * tree-inline.c (expand_call_inline): Remove local variable
14300         decl.
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
14308         cpp_spell_token.
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
14320         c_token's id_loc.
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>
14347         PR target/20415
14348         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14349         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14350         to match.
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
14363         are not available.
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
14371         VR4130 multilibs.
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
14476         and -1 - A to ~A.
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>
14502         PR rtl-opt/20412
14503         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14504         correct mode.
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>
14514         PR target/20322
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
14525         type void.
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
14540         gcc_unreachable.
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.
14559         PR c++/20375
14560         * function.c (struct assign_parm_data_one): Remove last_named
14561         field.
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
14565         parameter.
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):
14577         Declare.
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
14582         loop structure.
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
14619         replacements.
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
14668         and newinsn.
14670         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14671         tb.
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
14687         make_edges.
14688         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14689         (find_basic_blocks): Set the state of each basic block to
14690         BLOCK_NEW.
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):
14714         New Macro.
14715         * target.h (invalid_arg_for_unprototyped_fn): New field
14716         in struct calls.
14717         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14718         default target hook.
14719         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14720         Declare.
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>
14757         PR c/14411
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
14772         copyright.
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
14782         on builtins.
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.
14794         (ffsdi2): Use ctz.
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
14819         updated.
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>
14844         PR tree-opt/17671
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
14862         as 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.
14865         Look at 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
14881         headers on cygwin
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):
14918         Make them static.
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
14936         in comments.
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
14950         num_bb_notes.
14952         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
14953         last_bb_seen.
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"
14972         loop.
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
14979         tests.
14980         (branch_positive_comparison_operator): Same.
14981         (trap_comparison_operator): Use comparison_operator and swap with
14982         match_code test.
14984 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
14986         PR target/20288
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
15053         walking.
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:
15058         Update copyright.
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
15063         remove_phi_node.
15064         * tree-cfg.c
15065         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15066         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15067         Likewise.
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>
15105         PR c++/19797
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
15116         symbol_refs.
15117         (output_deferred_plabels): Use symbol_ref instead of name for address
15118         output.
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
15122         comment.
15123         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15124         label.
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
15156         extract operands.
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
15183         print_c_condition.
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>
15200         Revert for now:
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
15204         and -1 - A to ~A.
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>
15220         Fix PR debug/20253
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
15238         and -1 - A to ~A.
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
15253         with LABEL_EXPR.
15255         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15256         EDGE_I.
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
15282         define.
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
15286         SPECIAL_REGS.
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
15304         special registers.
15305         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15306         New patterns.
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
15313         register class.
15315 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
15317         PR target/20277
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
15338         hand.
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>
15364         PR target/20276
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>
15375         PR c++/19916
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
15382         sanity check.
15384 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
15386         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15387         for Thumb.
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
15411         and prev_callee.
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>
15427         PR c/8927
15428         * c-tree.h (undeclared_variable, build_external_ref): Add extra
15429         argument.
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
15440         define_predicate.
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
15450         NULL.
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
15472         pass_sink_code.
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
15508         flow_loops_find.
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
15519         EDGE_LOOP_EXIT.
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
15531         EDGE_LOOP_EXIT.
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
15537         loop->single_exit.
15538         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15539         loop->single_exit.
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
15545         flow_loop_scan.
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
15556         register bit-mask.
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>
15569         PR target/19819
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):
15583         Delete.
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>
15625         PR c/20245
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
15722         REG_ALWAYS_RETURN.
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>
15740         PR ada/15977
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>
15761         PR bootstrap/17383
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>
15774         PR target/19065.
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
15785         readability.
15786         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
15787         operand 1: "M".
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>
15811         PR tree-opt/20188
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):
15826         Remove.
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
15837         type_seen_p.
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>
15856         PR target/19930
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>
15908         PR tree-opt/20127
15909         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
15910         the type.
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>
15919         PR target/14619
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>
15925         PR target/19019
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.
15930         Fix formatting.
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>
15948         PR target/19019
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.
15953         PR target/20196
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.
15965         (fold): Use them.
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
15991         for c99.
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
16003         prev_real_insn.
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>
16023         PR target/20018
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>
16039         PR target/20159
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 *.
16067         Update all users.
16068         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16069         as necessary.
16070         * tree-ssa-operands.c (get_call_expr_operands): If
16071         ALIASES_COMPUTED_P is false, do not add call-clobbering
16072         operands.
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>
16090         PR 19952
16091         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16092         all labels
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
16103         on 64-bit Darwin.
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
16150         and 1.
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
16159         e->dest.
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>
16179         PR bootstrap/13770
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
16185         "break" statement.
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>
16212         PR 18785
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
16231         newline, tab, etc.
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
16239         is abnormal.
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
16255         object inside.
16256         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16258 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
16260         PR other/19525
16261         * doc/invoke.texi: Remove documentation of %M spec.
16262         * gcc.c: Likewise.
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)
16281         in $(SHLIB_DIR).
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
16295         the install path.
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
16315         call fold_convert.
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
16322         functions.
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>
16329         PR c/20043
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>
16354         PR target/19886
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>
16362         PR target/20054
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>
16384         PR c++/20008
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>
16397         PR c++/19813
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
16400         constructing.
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
16406         definitions.
16408 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
16410         PR c++/20023
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
16417         being redefined.
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:
16425         Update copyright.
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
16467         BITMAP_FREE.
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):
16503         Likewise.
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
16548         decleration.
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
16610         slot explicit.
16612 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
16614         * doc/install.texi (Specific): Update link for Darwin-specific
16615         tool binary site.
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>
16624         PR target/19019
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>
16630         PR 19920
16631         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16632         with W_TYPE_SIZE.
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>
16650         * PR target/19162
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>
16682         PR debug/19521
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
16686         this function.
16688 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
16690         PR target/20007
16691         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16692         find_basic_blocks.
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
16723         FOR_EACH_BB.
16725 2005-02-15  Peter O'Gorman  <peter@pogma.com>
16727         PR bootstrap/18810
16728         * mklibgcc.in (vis_hide): Use a temporary object file, not
16729         -o /dev/null.
16731 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
16733         PR target/19924
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>
16740         PR target/19019
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>
16759         PR pch/14940
16760         PR target/19300
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
16776         bitmap.
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
16798         find_basic_blocks.
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
16808         of dump_file_info.
16809         (dump_register): Add new argument.
16810         Set glob name.
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
16817         member.
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>
16826         PR target/19019
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
16850         for create_iv.
16851         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16852         the bsi position.
16854 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
16856         PR target/17428
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
16860         scan normal insns.
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>
16877         PR target/19019
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
16881         MASK_XL_COMPAT.
16882         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
16883         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
16884         TARGET_XL_COMPAT.
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>
16901         PR c++/16405
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
16928         tem and tem2.
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
16934         and step check.
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
16967         patterns.
16968         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
16969         using ldexp_optab.
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
16975         intrinsics.
16977 2005-02-12  Ira Rosen  <irar@il.ibm.com>
16979         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
16980         to base_address.
16981         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
16982         stmt_vec_info.
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
16997         body.
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.
17005         (fold): Call them.
17006         * builtins.c (built_in_names): Remove const.
17007         * tree.c (build_common_builtin_nodes): Build complex arithmetic
17008         builtins.
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
17055         with no elements.
17057         * tree.c (build_function_type_list): Work correctly if there are
17058         no arguments.
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
17099         variable.
17101 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
17103         * config/mips/mips.md: Fix the placement of the match_scratch in the
17104         lea64 peephole2.
17106 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
17108         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17109         Fix comment typos.
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
17126         copyright.
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>
17147         PR c/19342
17148         * c-typeck.c (common_type): New routine.  Old common_type renamed
17149         to...
17150         (c_common_type): ...this.
17151         (build_conditional_expr, build_binary_op): Use c_common_type instead
17152         of common_type.
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
17168         functions.
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
17199         match.
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
17250         exists.
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>
17262         PR target/19597
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>
17269         PR target/19806
17270         * config/cris/cris.c (in_code): New variable.
17271         (cris_output_addr_const): Now a static function, a wrapper for
17272         output_addr_const.
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
17280         declaration.
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>
17298         PR ada/19489
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>
17305         PR target/19803
17306         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17308 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
17310         PR debug/19327
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:
17325         Update copyright.
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
17334         pow(x,y*0.5).
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
17342         was added.
17343         * tree.h (vect_set_verbosity_level): New extern function declaration
17344         added.
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>
17420         PR bootstrap/19796
17421         Revert:
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
17431         executables.
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
17439         expand.
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
17453         gen_lowpart.
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>
17461         PR other/17135
17462         * doc/invoke.texi: Correct documentation of -freorder-functions.
17464 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17466         PR other/14402
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
17485         history.
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>
17492         PR other/7549
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
17513         that register.
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,
17521         not SET_DEST.
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
17612         declaration added.
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>
17666         PR tree-opt/19768
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>
17672         PR tree-opt/19736
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>
17678         PR driver/19117
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
17699         a REG, not a MEM.
17700         (altivec_dstt): Likewise.
17701         (altivec_dstst): Likewise.
17702         (altivec_dststt): Likewise.
17703         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17704         of first operand.
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
17711         the new vec_stmt.
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>
17732         PR c/17807
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
17738         function.
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>
17747         PR c/18502
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
17760         pairs.
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
17783         DF_FOR_REGALLOC.
17784         * df.h (DF_FOR_REGALLOC): Remove.
17786 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17788         PR c/19435
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>
17802         PR other/15514
17803         * doc/gcov.texi: Fix typo.
17805 2005-02-01  Richard Henderson  <rth@redhat.com
17807         PR target/19680
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
17810         type to bool.
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>
17828         PR 19696
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
17855         here...
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
17863         expressions.
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>
17872         PR target/16201
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
17930         1_mmalua.
17932 2005-02-01  Eric Christopher  <echristo@redhat.com>
17934         * config/mips/mips.c (override_options): Warn if -mint64
17935         is used.
17936         * doc/invoke.texi (MIPS Options): Document that -mint64 is
17937         deprecated.
17939 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
17941         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
17942         timestamp.
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
17951         get_cse_reg_info.
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>
17962         PR c/19333
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
18024         and vector regs.
18026 2005-01-31  Ira Rosen  <irar@il.ibm.com>
18028         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18029         sizetype.
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>
18044         PR 19696
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>
18057         PR target/19704
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>
18064         PR 19696
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
18069         back to maximum.
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.
18081         Update comment.
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
18087         inserted_exprs.
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>
18108         PR target/19700
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>
18129         PR target/19690
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
18143         union being empty.
18145 2005-01-29  Richard Henderson  <rth@redhat.com>
18147         * combine.c (make_field_assignment): Fix argument order
18148         to gen_int_mode.
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
18161         walking.
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
18167         build string type.
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
18177         variables.
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
18183         types.
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>
18195         PR target/15384
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
18230         cse_reg_info_list.
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>
18247         PR target/19663
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
18282         NULL_RTX.
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
18307         and better.
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
18316         a return slot.
18318 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
18320         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18322         PR c/18946
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>
18329         PR tree-opt/14329
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
18371         sparc-*-openbsd*.
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
18377         CALL_EXPRs.
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
18381         with side-effects.
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
18396         field's type.
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
18408         field's type.
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>
18421         PR target/19293
18422         PR target/19329
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
18462         to TYPE_MACC.
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
18479         fully initialized.
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
18519         of doubling.
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.
18594         ("tls_lddi"): 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>
18625         PR target/19556
18626         PR target/19584
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
18660         executables.
18662 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
18664         PR bootstrap/19364
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.
18676         Undefine it.
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>
18697         PR target/17751
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>
18717         PR bootstrap/18058
18718         * genconditions.c (write_header, write_conditions): Elide file if
18719         not GCC >= 3.0.1.
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:
18725         Update copyright.
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
18734         POINTER_TYPE_P.
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>
18760         PR 19486
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>
18786         PR bootstrap/18058
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
18825         conventions.
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>
18846         PR target/19506
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):
18875         Likewise.
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
18900         access registers.
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>
18935         PR target/19491
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>
18945         PR target/19548
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>
18952         PR c/18809
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
18963         TREE_NO_WARNING.
18964         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
18965         has been lowered.
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>
19020         PR target/18701
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>
19059         Fix PR debug/19124
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
19066         list.
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
19073         PHI_WANTED.
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
19079         pass_merge_phi.
19080         * tree-pass.h: Add an extern for pass_merge_phi;
19082 2005-01-20  Richard Henderson  <rth@redhat.com>
19084         PR target/19418
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>
19091         PR target/19530
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>
19104         PR target/16533
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
19113         copyright.
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>
19122         PR target/19350
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>
19134         PR target/19511
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>
19153         PR target/19427
19154         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19155         shufps elements.
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>
19169         PR target/19518
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
19173         rtl if true.
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>
19206         PR target/19529
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
19219         basic block.
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.
19244         PR c/17297
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
19251         is a CONSTRUCTOR.
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>
19289         PR C/19472
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>
19302         PR target/19379
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>
19346         PR target/19496
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
19393         from expander.
19395 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
19397         PR target/19424
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
19411         type tag.
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>
19421         PR target/19357
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
19456         "from-abi" ISA.
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>
19466         PR c/5675
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.
19497         * 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>
19535         PR target/16304
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):
19541         New functions.
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>
19550         PR target/19336
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>
19573         PR ada/19388
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
19587         REG_CLASS_NAMES.
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
19659         on e500v2.
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
19666         correctly.
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
19672         register.
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>
19729         PR target/7525
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>
19773         PR target/19009
19774         PR target/19250
19775         PR target/19252
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
19819         definition to 600.
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
19829         shuffling.
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>
19845         PR target/19399
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>
19867         PR target/18329
19868         PR target/18330
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>
19875         PR target/19334
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
19889         exceptions.
19891 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
19893         PR target/19389
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>
19925         PR target/13366
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
19991         constructor form.
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>
20034         PR target/18761
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
20049         save_backchain_p.
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>
20055         PR target/18916
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
20061         stack_parm.
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>
20104         PR target/18987
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>
20110         PR c++/19355
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
20139         ones.
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
20152         X/C1 cmpop C2.
20154 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
20156         PR target/18720
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
20201         mmx_ prefix.
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
20237         the cache.
20239 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
20241         * config/i386/i386.md (addhi_4): Correct reference in comment.
20242         (addqi_4): Same.
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*
20265         special cases.
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
20317         same time.
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
20342         from the name.
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
20426         TYPE_MODE.
20428 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
20430         PR target/13674
20431         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20432         Convert non-word aligned offset address using ld/std into
20433         indirect address.
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
20464         arguments.
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>
20475         PR target/6077
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>
20506         PR rtl-opt/13299
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
20523         Fix PR debug/19267
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>
20535         PR target/11327
20536         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20537         (bdesc_2arg): Use it.
20538         (ix86_expand_binop_builtin): Force operands into registers
20539         when optimizing.
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
20547         and VEC_SELECT.
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>
20555         PR rtl-opt/10692
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
20593         an lvalue.
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>
20605         PR target/18910
20606         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20607         with an offset.
20609 2005-01-05  Richard Henderson  <rth@redhat.com>
20611         PR target/12902
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
20629         size argument.
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
20650         'asm'.
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>
20663         PR target/16482
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
20677         preferencing.
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
20688         else-block.
20690 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
20692         PR c/19152
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>
20698         PR tree-opt/19158
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
20715         of TRUTH_NOT_EXPR.
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>
20759         PR target/19240
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>
20772         PR target/19235
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>
20788         Fix PR debug/17924
20789         Fix PR debug/19191
20790         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20791         is a decl.
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
20809         'struct ucontext'.
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
20819         register "sparc".
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.
20847         (type): Handle it.
20848         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
20849         (1b_mmalua): New.
20850         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20851         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20852         CONST0_RTX.
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>
20865         PR target/19236
20866         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
20867         to SFmode.
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>
20881         PR target/14631
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
20885         handling.
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
20893         anonymous decls.
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>
20906         PR c/19031
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
20930         is zero.
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.