os_dep.c: Add FreeBSD/PowerPC bits.
[official-gcc.git] / gcc / ChangeLog
blobf0cbb568fa5a9792d611fb82d179e1742948f6c3
1 2005-06-15  Andrew Pinski  <pinskia@physics.uc.edu>
3         PR tree-opt/21923
4         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
5         integer types whos ranges are different are not useless.
7 2005-06-15  Andrew Pinski  <pinskia@physics.uc.edu>
9         PR tree-opt/22024
10         * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
11         rank.
13 2005-06-15  Diego Novillo  <dnovillo@redhat.com>
15         * tree-ssa-structalias.c (dump_solution_for_var): Reformat
16         output.
17         (dump_sa_points_to_info): Make extern.
18         (debug_sa_points_to_info): New.
19         * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
20         TREE_ALIAS_COMMON.
21         (dump_sa_points_to_info): Declare.
22         (debug_sa_points_to_info): Declare.
24 2005-06-15  Joseph S. Myers  <joseph@codesourcery.com>
26         * c-tree.h (default_function_array_conversion): Declare.
27         * c-typeck.c (default_function_array_conversion): Export.  Correct
28         comment.
29         (default_conversion): Do not call
30         default_function_array_conversion.  Do not allow FUNCTION_TYPE.
31         (build_function_call): Call default_function_array_conversion on
32         the function.
33         (convert_arguments): Do not call it on the function arguments.
34         (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
35         TRUTH_NOT_EXPR.  Call default_function_array_conversion for taking
36         address of ARRAY_REF.
37         (build_compound_expr): Do not call
38         default_function_array_conversion.
39         (build_c_cast): Do not call default_function_array_conversion.
40         (convert_for_assignment): Do not call default_conversion.
41         (digest_init): Call default_function_array_conversion to convert
42         string constants and compound literals to pointers, but not
43         otherwise.
44         (output_init_element): Likewise.
45         (build_asm_expr): Do not call default_function_array_conversion.
46         (c_process_expr_stmt): Likewise.
47         (c_objc_common_truthvalue_conversion): Likewise.  Do not allow
48         FUNCTION_TYPE.
49         * c-parser.c (c_parser_expression_conv): New.
50         (c_parser_asm_operands, c_parser_expr_list): Add convert_p
51         argument.  All callers changed.  Call
52         default_function_array_conversion if convert_p.
53         (c_parser_initializer, c_parser_initval): Call
54         default_function_array_conversion except for string constants and
55         compound literals.
56         (c_parser_initelt): Call default_function_array_conversion for
57         ObjC expression received.
58         (c_parser_statement_after_labels): Call c_parser_expression_conv
59         for return and expression statements.
60         (c_parser_paren_condition, c_parser_for_statement,
61         c_parser_conditional_expression): Call c_parser_expression_conv.
62         (c_parser_expr_no_commas, c_parser_conditional_expression,
63         c_parser_binary_expression, c_parser_cast_expression,
64         c_parser_unary_expression): Call
65         default_function_array_conversion.
67 2005-06-15  Diego Novillo  <dnovillo@redhat.com>
69         * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
70         when the result overflows.
72 2005-06-15  David Ung  <davidu@mips.com>
74         * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
75         24k and 24kx.
76         
77 2005-06-15  Richard Sandiford  <richard@codesourcery.com>
79         * doc/invoke.texi (-mips16): Fix typo.
81 2005-06-15  David Ung  <davidu@mips.com>
83         * config/mips/mips.h (GENERATE_MIPS16E): New definition.
84         * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
85         Changed expand condition to exclude generating of "and" if
86         GENERATE_MIPS16E is true.
87         (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
88         matching mips16e zeb/zeh.
89         (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
90         mips16e seb/seh. 
91         (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
92         GENERATE_MIPS16E. 
93         * doc/invoke.texi (MIPS Options): Add comment to -mips16
94         indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
95         
96 2005-06-15  Diego Novillo  <dnovillo@redhat.com>
98         PR 22018
99         * tree-vrp.c (vrp_int_const_binop): New.
100         (extract_range_from_binary_expr): Call it.
101         Unify handling division and multiplication.
103 2005-06-15  Aldy Hernandez  <aldyh@redhat.com>
105         * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
107         * c-common.c (same_scalar_type_ignoring_signedness): New.
109         * c-typeck.c (build_binary_op): Check compatability of vector
110         types.  Move error report after switch.
111         Do not clobber code[01] on *_DIV_EXPR case.
113         * testsuite/gcc.dg/simd-1.c: Update error messages.
114         * testsuite/gcc.dg/simd-1b.c: Re-enable tests.  Update error
115         messages.
116         * testsuite/gcc.dg/simd-2.c: Update error messages.
117         * testsuite/gcc.dg/simd-4.c: New.
119 2005-06-15  Bernd Schmidt  <bernd.schmidt@analog.com>
121         * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
122         * local-alloc.c: Include "ggc.h" and "reload.h".
123         (struct equivalence): New member is_arg_equivalence.
124         (local_alloc): Always call update_equiv_regs.
125         (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
126         Detect equivalences made by stores to memory in a second pass.
127         Return early if not optimizing.
128         Initialize reg_equiv_init for all equivalences; treat equivalences for
129         REG_EQUIV notes existing before this pass specially.
130         (no_equiv): Don't clear reg_equiv_init or remove notes if the
131         is_arg_equivalence field is set.
132         * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
133         * reload1.c (reg_equiv_init): No longer static.
134         (reg_equiv_init_size): New variable.
135         (reload): Don't allocate reg_equiv_init; don't free it when done but
136         clear it.
137         Restructure equivalence set up code not to set reg_equiv_init, but to
138         clear it when we can't use an equivalence.
139         Undo change disabling equivalences for MEM_READONLY_P memrefs.
140         Dump equivalencing insns to dump_file.
142 2005-06-14  Richard Sandiford  <richard@codesourcery.com>
144         * config/mips/mips.c (machine_function): Add varargs_size field.
145         (mips_setup_incoming_varargs): Store the amount of extra stack space
146         there rather than in *pretend_size.  When saving registers, always
147         expect virtual_incoming_args_rtx to point to the start of the
148         pretend arguments.
149         (mips_va_start): Remove alignment hack.  Handle all
150         !EABI_FLOAT_VARARGS_P cases in the same way.
151         (compute_frame_size): Handle varargs_size.  Remove the redundant
152         !TARGET_OLDABI condition in the handling of pretend_args_size.
153         (mips_initial_elimination_offset): Remove the now-redundant check
154         of TARGET_NEWABI.
156 2005-06-14  Jeff Law  <law@redhat.com>
158         * tree-vrp.c (local_fold): Remove.
159         (simplify_using_ranges): Use fold_convert, not local_fold.  Tweak
160         DIV/MOD case slightly for readability.
162 2005-06-14  Frank Ch. Eigler  <fche@redhat.com>
164         PR mudflap/21023
165         * tree-mudflap.c (mudflap_finish_file): Exclude non-public
166         rather than static objects (!) from libmudflap registration.
168 2005-06-14  Richard Sandiford  <richard@codesourcery.com>
170         * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
171         (var_ref): Take the option's flags as a second parameter.  Check
172         static_var.
173         * optc-gen.awk: Declare local state variables.  Pass flags to var_ref.
175 2005-06-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
177         PR target/20301
178         * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
179         unsigned index numbers.
181 2005-06-13  Geoffrey Keating  <geoffk@apple.com>
183         * Makefile.in (install-man): Doesn't really depend on installdirs.
184         (various rules for installing manpages): Do depend on installdirs.
186 2005-06-14  Nathan Sidwell  <nathan@codesourcery.com>
188         * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
189         read_encoded_value_with_base call.
190         * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
191         * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
192         * unwind-dw2.c (extract_cie_info): Fix aliasing in
193         read_encoded_value call.
194         (execute_cfa_program, uw_frame_state_for): Likewise.
196 2005-06-13  Roger Sayle  <roger@eyesopen.com>
198         PR rtl-optimization/22053
199         * reg-stack.c (compensate_edge): Correct mistake in the assertion
200         checking of EDGE_ABNORMAL_CALL edges; complex return values can
201         result in the top two stack slots, st(0) and st(1), being live.
203 2005-06-13  Jeff Law  <law@redhat.com>
205         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
206         simplify DIV, MOD or ABS expressions using VRP information.
207         Remove WALK_DATA parameter.  Prototype and all callers updated.
208         (eliminate_redundant_computations): Remove WALK_DATA parameter.
209         Prototype and all callers updated.
210         (optimize_stmt): WALK_DATA parameter is now unused.
212         * tree-vrp.c (local_fold): New function.  Like fold, but
213         strips useless type conversions in the result.
214         (simplify_using_ranges): New function, largely cribbed from
215         tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
216         (vrp_finalize): Call simplify_using_ranges.
218 2005-06-13  Mark Mitchell  <mark@codesourcery.com>
220         * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
221         assembler in 64-bit mode.
223 2005-06-13  David Edelsohn  <edelsohn@gnu.org>
225         Revert scc_operand patch.
226         * config/rs6000/predicates.md (scc_operand): Delete.
227         * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
229 2005-06-13  Jakub Jelinek  <jakub@redhat.com>
231         * trans-expr.c (gfc_conv_function_call): Return int instead of
232         void.  Use a local variable for has_alternate_specifier and
233         return it.  Avoid modification of function type's return value
234         in place, since it may be shared.
235         * trans.h (has_alternate_specifier): Remove.
236         (gfc_conv_function_call): Change return type.
237         * trans-stmt.c (has_alternate_specifier): Remove.
238         (gfc_trans_call): Add a local has_alternate_specifier variable,
239         set it from gfc_conv_function_call return value.
241 2005-06-13  Zdenek Dvorak  <dvorakz@suse.cz>
243         PR middle-end/21985
244         * fold-const.c (split_address_to_core_and_offset): Always return
245         the address of the base object.
247 2005-06-13  Bernd Schmidt  <bernd.schmidt@analog.com>
249         * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
251 2005-06-12  Richard Henderson  <rth@redhat.com>
253         PR tree-opt/21994
254         * tree-complex.c (update_complex_components_on_edge): New.
255         (update_parameter_components): Use it.
256         (update_phi_components): Likewise.
257         (expand_complex_move): Likewise for is_ctrl_altering_stmt.
259 2005-06-12  James A. Morrison  <phython@gcc.gnu.org>
261         PR tree-optimization/14796
262         * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
263         for unsigned types.
265 2005-06-12  Kazu Hirata  <kazu@codesourcery.com>
267         * cgraphunit.c, tree-ssa-loop-ivopts.c,
268         tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
269         config/sparc/sparc.c: Fix comment typos.
271 2005-06-12  Richard Earnshaw  <richard.earnshaw@arm.com>
273         * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
274         (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
275         * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
276         (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
278 2005-06-12  James A. Morrison  <phython@gcc.gnu.org>
280         PR tree-optimization/14796
281         * fold-const.c (fold_binary): Transform (A >> C) << C into
282         one BIT_AND_EXPR.
283         <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
285 2005-06-11  Geoffrey Keating  <geoffk@apple.com>
287         * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
288         (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
289         Handle SImode.
290         (reg_or_sub_cint_operand): Likewise.
291         (mask_operand): Handle DImode.
292         (mask64_operand): Delete.
293         (and64_operand): Delete.
294         * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
295         instead of mask64_operand.
296         (print_operand): Likewise.
297         (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
298         reg_or_sub_cint_operand instead of *64_* variants.
299         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
300         instead of mask64_operand.
301         * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
302         of *64_* variants.
303         (FP): New.
304         (add_op2): Delete.
305         (add<mode>3): Use reg_or_add_cint_operand.
306         (sub_op2): Delete.
307         (sub<mode>3): Use reg_or_sub_cint_operand.
308         (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
309         mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
310         cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
311         ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
312         ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
313         return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
314         various unnamed patterns): New.
315         (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
316         cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
317         ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
318         return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
319         udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
320         cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
321         ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
322         return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
323         movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
324         Delete.
326 2005-06-11  Gabriel Dos Reis  <gdr@integrable-solutions.net>
328         * rtl.h (to_rtx_code): Remove.
329         * machmode.h (to_machine_mode): Likewise.
330         * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
331         explicit cast.
332         (apply_mode_maps): Likewise.
333         (read_rtx_1): Likewise.
334         (apply_code_macro): Replace to to_rtx_code with explicit cast.
335         (check_code_macro): Likewise.
336         (read_rtx_1): Likewise.
338 2005-06-11  Gabriel Dos Reis  <gdr@integrable-solutions.net>
340         * c-typeck.c (convert_for_assignment): Avoid checking
341         OPT_Wc___compat, as it is always true.
343 2005-06-11  David Edelsohn  <edelsohn@gnu.org>
345         * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
347 2005-06-11  Daniel Berlin  <dberlin@dberlin.org>
349         Fix PR tree-optimization/22005
350         Fix PR tree-optimization/22025
351         
352         * tree-ssa-structalias.c (struct variable_info): Add has_union
353         member.
354         (create_variable_info_for):  Mark variables containing unions.
355         Don't sort the field stack if notokay is true.
356         (find_what_p_points_to): Convert variables containing unions back
357         to their SFT's if necessary.
358         
359 2005-06-11  Daniel Berlin  <dberlin@dberlin.org>
361         * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
362         is an INTEGER_CST before calling int_cst_value.
364 2005-06-10  Uros Bizjak  <uros@kss-loka.si>
366         PR target/21981
367         * config/i386/i386.c (ix86_function_value_regno_p): Return true
368         for FIRST_MMX_REG if TARGET_MMX.
369         (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
370         wrong comment.
371         (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
372         (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
374 2005-06-10  Daniel Berlin  <dberlin@dberlin.org>
376         * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
377         and access function against chrec_dont_know.
378           
379 2005-06-10  Daniel Berlin  <dberlin@dberlin.org>
381         * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
382         slightly.
383         (exit_phi_for_loop_p): New function.
384         (can_put_in_inner_loop): Ditto.
385         (can_convert_to_perfect_nest): Ditto.
386         (perfect_nestify): Create iv with right type.
387         Rewrite statements in correct order.    
389 2005-06-10  Keith Besaw  <kbesaw@us.ibm.com>
391         * tree-ssa-alias.c (new_type_alias): Use existing type
392         tag if VAR has just one in its may_aliases list.
394 2005-06-10  Fariborz Jahanian <fjahanian@apple.com>
396         * rs6000/predicates.md (scc_operand): New.
397         * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
399 2005-06-10  Dorit Nuzman  <dorit@il.ibm.com>
401         * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
402         dependence-distance modulo VF is 0 are recorded in the 
403         SAME_ALIGN_REFs VEC in each DR.
404         (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
405         alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
406         DR we want to peel for, is set to 0.
407         * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
408         * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
409         VEC.
410         * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
411         (_stmt_vec_info): Added new field same_align_refs.
412         (STMT_VINFO_SAME_ALIGN_REFS): New macro.
414 2005-06-10  Nathan Sidwell  <nathan@codesourcery.com>
416         * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
418 2005-06-10  Alan Modra  <amodra@bigpond.net.au>
420         * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
421         * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
422         * config/rs6000/rs6000.c (output_function_profiler): Obey
423         NO_PROFILE_COUNTERS.  Handle TARGET_SECURE_PLT.  Use "bcl 20,31"
424         for -fPIC.  Delete save_lr and substitute its value into strings.
426 2005-06-09  Dale Johannesen  <dalej@apple.com>
428         * config/i386/i386.c (optimization_options):  Make -fno-math-errno
429         the default on Darwin.
430         * config/rs6000/rs6000.c (optimization_options):  Ditto.
431         * doc/invoke.texi (-fno-math-errno): Document.
433 2005-06-09  Dale Johannesen  <dalej@apple.com>
435         * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
436         Change to TARGET_INVALID_WITHIN_DOLOOP.
438 2005-06-09  David Edelsohn  <edelsohn@gnu.org>
440         * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
441         * config/rs6000/predicates.md (scc_eq_operand): New.
443 2005-06-09  Kaz Kojima  <kkojima@gcc.gnu.org>
445         * config/sh/sh.md (mextr_rl): Set buffer size properly.
446         (*mextr_lr): Likewise.
448 2005-06-09  Gabriel Dos Reis  <gdr@integrable-solutions.net>
450         PR c/21759
451         * c.opt (Wc++-compat): New.
452         * doc/invoke.texi (-Wc++-compat): Document.
453         * c-typeck.c (convert_for_assignment): Check for implicit
454         conversion void* -> T*.
456 2005-06-09  Gabriel Dos Reis  <gdr@integrable-solutions.edu>
458         * machmode.h (to_machine_mode): New.
459         * rtl.h (to_rtx_code): Likewise.
460         * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
461         (print_c_condition): Convert return value of htab_find().
462         (apply_code_macro): Add explicit cast when convertin to enums.
463         (apply_mode_maps): Likewise.
464         (check_code_macro): Likewise.
465         (read_rtx_1): Likewise.
467 2005-06-09  Richard Henderson  <rth@redhat.com>
469         * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
470         Use SCALAR_FLOAT_MODE_P.
471         * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
472         (fselect): Rename from fpcmp; use %F.
473         (fpcmp): New.
475 2005-06-09  Jan Hubicka  <jh@suse.cz>
477         * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
478         local statics when doing unit-at-a-time.
479         (cgraph_varpool_assemble_pending_decls): Output debug info.
480         * dwarf2out.c (decls_for_scope): Skip local statics.
481         (dwarf2out_decl): Handle local statics.
482         * passes.c (rest_of_decl_compilation): Do not differentiate
483         local and global statics in unit-at-a-time.
484         * tree-inline.c (remap_decls): Put local static into
485         unexpanded_vars_list rather than introducing duplicated VAR_DECL
486         node.
488 2005-06-09  Daniel Berlin  <dberlin@dberlin.org>
490         * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
491         prototype.
493 2005-06-08  Daniel Berlin  <dberlin@dberlin.org>
495         * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
496         * tree-flow.h (find_what_p_points_to): Add prototype.
497         (push_fields_onto_fieldstack): Ditto.
498         (sort_fieldstack): Ditto.
499         * tree-optimize.c (init_tree_optimization_passes): Add
500         pass_build_pta and pass_del_pta.
501         * tree-pass.h (pass_build_pta): New structure.
502         (pass_del_pta): Ditto.
503         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
504         using new alias analyzer.
505         (push_fields_onto_fieldstack): Removed from here.
506         (bitpos_of_field): Ditto.
507         (fieldoff_compare): Ditto.
508         * tree-ssa-structalias.c: New file.
509         * tree-ssa-structalias.h: Ditto.
511 2005-06-09  Nathan Sidwell  <nathan@codesourcery.com>
513         * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
514         too.
516 2005-06-09  Bernd Schmidt  <bernd.schmidt@analog.com>
518         * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
519         * config/bfin/bfin.h (enum bfin_builtins): ... here.
521 2005-06-09  Adrian Straetling  <straetling@de.ibm.com>
523         * target.h (insn_valid_within_doloop): Rename into
524         "invalid_within_doloop".  Change return type to "const char *".
525         Update Comment.
526         * targhooks.h (default_insn_valid_within_doloop): Rename into
527         "default_invalid_within_doloop". 
528         * targhooks.c (default_insn_valid_within_doloop): Likewise.
529         Update Comment.
530         * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
531         into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
532         "default_invalid_within_doloop".
533         * hooks.c (hook_constcharptr_rtx_null): New function.
534         (hook_bool_rtx_true): Remove.
535         * hooks.h (hook_constcharptr_rtx_null): Declare.
536         (hook_bool_rtx_true): Remove.
537         * loop-doloop.c (doloop_valid_p): Temporarily store return value of
538         "invalid_within_doloop" and print error message if non-null.
539         Update Comment.
540         * doc/tm.texi: Update documentation.
541         * config/s390/s390.c: Adjust to new hook name and new default hook.
542         * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
543         into "rs6000_invalid_within_doloop".
544         (rs6000_invalid_within_doloop): Change return type to "static const
545         char *" and replace return values.  Update Comment.
547 2005-06-09  Bernd Schmidt  <bernd.schmidt@analog.com>
549         * config/bfin/bfin.opt (mlong-calls): New.
550         * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
551         if TARGET_LONG_CALLS.
553 2005-06-09  Richard Henderson  <rth@redhat.com>
555         PR tree-opt/20610
556         * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
557         (struct tree_decl): Add gimple_reg_flag.
558         * integrate.c (copy_decl_for_inlining): Copy it.
559         * gimplify.c (internal_get_tmp_var): Set it.
560         (gimplify_bind_expr): Likewise.
561         (gimplify_function_tree): Likewise.
562         (gimplify_modify_expr_complex_part): New.
563         (gimplify_modify_expr): Use it.
564         * tree-gimple.c (is_gimple_reg_type): Allow complex.
565         (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
567         * tree-complex.c (complex_lattice_t): New.
568         (complex_lattice_values, complex_variable_components): New.
569         (some_nonzerop, find_lattice_value, is_complex_reg,
570         init_parameter_lattice_values, init_dont_simulate_again, 
571         complex_visit_stmt, complex_visit_phi, create_components,
572         update_complex_components, update_parameter_components, 
573         update_phi_components, update_all_vops, expand_complex_move): New.
574         (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
575         SSA_NAME.
576         (update_complex_assignment): Use update_complex_components;
577         handle updates of return_expr properly.
578         (expand_complex_addition): Use complex lattice values.
579         (expand_complex_multiplication): Likewise.
580         (expand_complex_division): Likewise.
581         (expand_complex_libcall): Use update_complex_components.
582         (expand_complex_comparison): Use update_stmt.
583         (expand_complex_operations_1): Use expand_complex_move, retrieve
584         lattice values.
585         (tree_lower_complex): Compute lattice values.
586         (tree_lower_complex_O0): Duplicate from tree_lower_complex.
587         (pass_lower_complex_O0): Rename from pass_lower_complex.
588         (pass_lower_complex, gate_no_optimization): New.
589         * tree-optimize.c (init_tree_optimization_passes): Update for
590         complex pass changes.
591         * tree-pass.h (pass_lower_complex_O0): Declare.
593 2005-06-08  Dale Johannesen  <dalej@apple.com>
595         * config/darwin.c (darwin_binds_local_p):  New.
596         * config/darwin-protos.h (darwin_binds_local_p):  Declare it.
597         * config/i386/i386.c (TARGET_BINDS_LOCAL_P):  Use it for TARGET_MACHO.
598         * config/rs6000/rs6000.c (rs6000_binds_local_p):  Remove.
599         (TARGET_BINDS_LOCAL_P):  Change it to darwin_binds_local_p.
601 2005-06-08  Aldy Hernandez  <aldyh@redhat.com>
603         * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
604         rs6000_isel, rs6000_spe, rs6000_alignment_string,
605         rs6000_sched_restricted_insns_priority_str,
606         rs6000_sched_restricted_insns_priority, rs6000_abi_string.
608 2005-06-08  Zdenek Dvorak  <dvorakz@suse.cz>
610         * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
611         instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
612         * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
613         multiplier_allowed_in_address_p, get_address_cost): Ditto.
615 2005-06-08  Richard Henderson  <rth@redhat.com>
617         * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
618         * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
619         Emit out3 load right after alloc.
621 2005-06-08  Aldy Hernandez  <aldyh@redhat.com>
623         * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
624         rs6000_explicit_options.
626 2005-06-08  Richard Henderson  <rth@redhat.com>
628         * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
629         * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
630         unwind markup.
631         * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
633 2005-06-08  Joseph S. Myers  <joseph@codesourcery.com>
635         * config/sol2-c.c (cmn_err_char_table): Allow width for %b
636         formats.
638 2005-06-08  James A. Morrison  <phython@gcc.gnu.org>
640         PR target/20666
641         * config/sparc/sparc.c (sparc_fold_builtin): New function
642         (sparc_vis_mul8x16): New function.
643         (sparc_handle_vis_mul8x16): New function.
644         (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
646 2005-06-08  David Edelsohn  <edelsohn@gnu.org>
648         * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
649         CTR to LR.
650         (call_indirect_nonlocal_aix64): Same.
651         (call_value_indirect_nonlocal_aix32): Same.
652         (call_value_indirect_nonlocal_aix64): Same.
654         PR target/10588
655         (eq): Use CLZ splitter for compare with zero.
657 2005-06-08  Bernd Schmidt  <bernd.schmidt@analog.com>
659         * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
660         everything larger than 8 bytes in memory.
662         * config/bfin/bfin.h (enum bfin_builtins): New.
663         * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
664         New constants.
665         (csync, ssync): New insn patterns.
666         * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
667         New functions.
668         (def_builtin): New macro.
669         (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
671         From Jie Zhang  <jie.zhang@analog.com>
672         * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
673         behavior of the native assembler in VDSP. So change accordingly.
674         
675 2005-06-08  Sebastian Pop  <pop@cri.ensmp.fr>
677         * tree-data-ref.c (compute_estimated_nb_iterations,
678         analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
679         analyze_subscript_affine_affine, find_data_references_in_loop):
680         Fixed to use chrec_contains_undetermined to test the values of
681         loop->estimated_nb_iterations.
682         * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
683         Compute the estimation only when loop->estimated_nb_iterations
684         has not yet been initialized.
685         (convert_step_widening, scev_probably_wraps_p): Add a call to
686         estimate_numbers_of_iterations_loop.
687         * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
689 2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
691         PR debug/21946
692         * dwarf2out.c (add_loc_descr_op_piece): Move to the
693         DWARF2_DEBUGGING_INFO section.
695 2005-06-08  Richard Henderson  <rth@redhat.com>
697         PR target/21721
698         * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
700 2005-06-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
702         PR target/21889
703         * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
704         * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
705         (TARGET_ASM_OUT): Add it.
706         * doc/tm.texi (Debugging Info): Document it.
707         * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
708         Test it instead of ASM_OUTPUT_DWARF_DTPREL.
709         (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
710         * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
711         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
712         * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
713         (gen_inlined_tls_plt): Remove unused variable MEM.
714         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
715         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
716         * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
717         * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
718         unused.
719         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
720         * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
721         * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
722         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
723         unused.
724         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
725         * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
726         * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
727         * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
728         unused.
729         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
730         * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
731         * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
732         * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
733         unused.
734         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
735         * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
736         * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
737         (TARGET_GNU_TLS): Define to 1.
738         * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
739         * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
740         unused.
741         (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
742         if TARGET_GNU_TLS only.
743         * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
745         * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
746         (sparc-*-solaris2*): Likewise on Solaris 7 and up.
748 2005-06-07  Dale Johannesen  <dalej@apple.com>
750         * config/i386/i386.md (movqi_1):  Fix case where source
751         is memory and destination EDI.
753 2005-06-08  Kazu Hirata  <kazu@codesourcery.com>
755         * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
757 2005-06-07  Eric Christopher  <echristo@redhat.com>
759         * system.h: Poison EXTRA_CC_MODES.
760         * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
761         * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
762         * doc/md.texi (Jump Patterns): Replace reference to
763         EXTRA_CC_MODES with machine-modes.def.
764         * doc/rtl.texi (Machine Modes): Ditto.
766 2005-06-07  Richard Henderson  <rth@redhat.com>
768         * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
769         (assemble_start_function): Fix strcmp confusion.
771 2005-06-07  Uros Bizjak  <uros@kss-loka.si>
773         * config/i386/i386.h (enum ix86_entity): New.
774         (enum ix86_stack_slot): New.
775         (OPTIMIZE_MODE_SWITCHING): Redefine to use
776         ix86_optimize_mode_switching[] array.
777         (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
778         (MODE_NEEDED): Use ix86_mode_needed() function.
779         (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
780         function.
781         (struct machine_function): Use optimize_mode_switching[] array.
783         * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
784         (ix86_mode_needed): New function.
785         (emit_i387_cw_initialization): Cleanup. Use mode to calculate
786         correct stack positions for stored control words.
787         (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
788         (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
789         SLOT_TEMP.
790         [IX86_BUILTIN_STMXCSR]: Same.
792         * config/i386/i386-protos.h (assign_stack_local): Change prototype.
793         (emit_i387_cw_initialization): Change prototype.
794         (ix86_mode_needed): New prototype.
796         * config/i386/i386.md (i387_cw attribute): Change order of elements.
797         (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
798         (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
799         (*fist<mode>2_ceil_1): Change constant in call to
800         assign_386_stack_local to SLOT_TEMP.
801         (*fix_trunc<mode>_i387_1): Change constant in call to
802         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
803         Use new ix86_optimize_mode_switching[] array.
804         (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
805         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
806         Use new ix86_optimize_mode_switching[] array.
807         (frndintxf2_ceil, *fist<mode>2_ceil_1):  Change constants in call to
808         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
809         Use new ix86_optimize_mode_switching[] array.
810         (frndintxf2_trunc): Change constants in call to
811         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
812         Use new ix86_optimize_mode_switching[] array.
813         (frndintxf2_mask_pm): Change constants in call to
814         assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
815         Use new ix86_optimize_mode_switching[] array.
817         (define_peephole2): Change constant from 17 to FLAGS_REG;
819 2005-06-07  Richard Henderson  <rth@redhat.com>
821         PR rtl-opt/21528
822         * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
824 2005-06-07  Dale Johannesen  <dalej@apple.com>
826         * tree-nested.c (finalize_nesting_tree_1):  Disable
827         warn_padded around layout_type call.
829 2005-06-08  Zdenek Dvorak  <dvorakz@suse.cz>
831         * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
832         before emiting it.
834 2005-06-07  Eric Christopher  <echristo@redhat.com>
836         * config/mips/predicates.md: Revert previous patch.
838 2005-06-07  Jakub Jelinek  <jakub@redhat.com>
840         PR middle-end/21850
841         * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
842         from vector types.
844 2005-06-07  Diego Novillo  <dnovillo@redhat.com>
846         * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
847         (thread_stats): New local variable.
848         (redirect_edges): Increment count of threaded edges.
849         (thread_through_all_blocks): Initialize thread_stats.
850         Display number of threaded jumps if TDF_STATS is enabled.
852 2005-06-07  Kazu Hirata  <kazu@codesourcery.com>
854         * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
855         the current bit index with no modulo.
857 2005-06-07  Sebastian Pop  <pop@cri.ensmp.fr>
859         PR 18403 and meta PR 21861.
860         * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
861         * tree-chrec.c: Include cfgloop.h and tree-flow.h.
862         (evolution_function_is_invariant_rec_p,
863         evolution_function_is_invariant_p): New.
864         (chrec_convert): Use an extra parameter AT_STMT for refining the
865         information that is passed down to convert_step.  Integrate the 
866         code that was in count_ev_in_wider_type.
867         * tree-chrec.h (count_ev_in_wider_type): Removed.
868         (chrec_convert): Modify its declaration.
869         (evolution_function_is_invariant_p): Declared.
870         (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
871         * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
872         (scev_probably_wraps_p): Declared.
873         * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
874         (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
875         Use an extra parameter AT_STMT for refining the information that is
876         passed down to convert_step.
877         (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
878         analyze_scalar_evolution_1): Initialize AT_STMT with the current
879         analyzed statement.
880         (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
881         * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of 
882         can_count_iv_in_wider_type to use convert_step.
883         * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move 
884         code that is independent of the loop over the known iteration
885         bounds to convert_step_widening, the rest is moved to
886         proved_non_wrapping_p.
887         (scev_probably_wraps_p): New.
888         (can_count_iv_in_wider_type): Renamed convert_step.
889         * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
890         Use scev_probably_wraps_p for computing init_is_max.
891         (vrp_visit_assignment): Pass the current analyzed statement to 
892         adjust_range_with_scev.
893         (execute_vrp): Call estimate_numbers_of_iterations for refining the 
894         information provided by scev analyzer.
896 2005-06-07  Eric Christopher  <echristo@redhat.com>
898         * config/mips/predicates.md (sleu_operand): Use
899         IN_RANGE to specify range of operand.
901 2005-06-07  Steven Bosscher  <stevenb@suse.de>
903         PR tree-optimization/21847
904         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
905         -fnon-call-exceptions, also mark statements inherently
906         necessary if they may throw.
908 2005-06-07  Adrian Straetling  <straetling@de.ibm.com>
910         * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
911         ("type"): Add "sem" to 'type' attribute.
912         ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
913         "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
914         "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
915         "*sync_compare_and_swap_ccsi"): New patterns.
916         * config/s390/2064.md: ("z_sem"): New insn_reservation.
917         * config/s390/2084.md: ("x_sem"): New insn_reservation.
918         * config/s390/s390.c: (s390_compare_emitted): New global variable.
919         (s390_emit_compare): Do not emit comparison again after cas.
920         * config/s390/s390.h (s390_compare_emitted): Declare.
922 2005-06-07  Kazu Hirata  <kazu@codesourcery.com>
924         * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
925         sbitmap_iter_cond, sbitmap_iter_next): New.
926         * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
927         modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
928         tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
929         uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
931 2005-06-07  Zdenek Dvorak  <dvorakz@suse.cz>
933         * tree-ssa-address.c: New file.
934         * Makefile.in (tree-ssa-address.o): Add.
935         * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
936         INDIRECT_REFs.  Handle TARGET_MEM_REFs.
937         * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
938         * tree-flow.h (struct mem_address): New.
939         (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
940         (create_mem_ref, addr_for_mem_ref, get_address_description,
941         maybe_fold_tmr, multiplier_allowed_in_address_p,
942         multiply_by_cost):  Declare.
943         * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
944         * tree-pretty-print.c (dump_generic_node): Ditto.
945         * tree-ssa-loop-im.c (for_each_index): Ditto.
946         * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
947         find_interesting_uses_address): Ditto.
948         (rewrite_address_base, build_addr_strip_iref): Removed.
949         (struct affine_tree_combination): Moved to tree-flow.h.
950         (get_ref_tag, copy_ref_info): New functions.
951         (rewrite_use_address): Produce TARGET_MEM_REFs.
952         (tree_ssa_iv_optimize): Do not call update_ssa
953         and rewrite_into_loop_closed_ssa.
954         (tree_to_aff_combination): Use build_fold_addr_expr instead of
955         build_addr_strip_iref.
956         (unshare_aff_combination): New function.
957         (fold_affine_sum): Removed.
958         (get_computation_at): Use get_computation_aff.  Unshare the result.
959         (get_computation_aff, multiplier_allowed_in_address_p): New function.
960         (multiply_by_cost): Exported.
961         (get_address_cost): Use multiplier_allowed_in_address_p.
962         * tree-ssa-operands.c (get_tmr_operands): New function.
963         (get_expr_operands): Handle TARGET_MEM_REFs.
964         * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
965         (build): Handle 7 arguments.
966         (build7_stat): New function.
967         * tree.def (TARGET_MEM_DEF): New.
968         * tree.h (REF_ORIGINAL): Removed.
969         (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
970         TMR_TAG, build7): New macros.
971         (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
972         * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
973         * doc/c-tree.texi: Document TARGET_MEM_REF.
974         * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
976 2005-06-07  Jakub Jelinek  <jakub@redhat.com>
978         PR debug/21946
979         * dwarf2out.c (add_loc_descr_op_piece): New function.
980         (multiple_reg_loc_descriptor, concat_loc_descriptor,
981         loc_descriptor): Use it.
982         * var-tracking.c: Include regs.h and expr.h.
983         (emit_note_insn_var_location): Skip over pieces where offset
984         is smaller than previous offset plus previous piece mode size.
985         Optimize adjacent hard registers or memory locations.
986         * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
988 2005-06-07  Richard Guenther  <rguenth@gcc.gnu.org>
990         * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
991         for COND_EXPR.
992         * gimplify.c (gimplify_cond_expr): No need to fix up the
993         type of COND_EXPRs.
995 2005-06-07  Richard Guenther  <rguenth@gcc.gnu.org>
997         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
998         comments.
1000 2005-06-07  Geoffrey Keating  <geoffk@apple.com>
1002         * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1003         'stwux' instructions that are considered to be stack decrements.
1005         * rtlanal.c (subreg_offset_representable_p): Handle objects
1006         with holes.
1008 2005-06-06  Uros Bizjak  <uros@kss-loka.si>
1010         * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1011         in call to pre_edge_lcm.
1013 2005-06-06  Kaz Kojima  <kkojima@gcc.gnu.org>
1015         * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1016         (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1017         (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1018         Likewise.
1019         (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1020         dwarf register number for SHmedia.
1021         (shmedia_fallback_frame_state): New.
1022         (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1024         * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1026 2005-06-06  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1028         * c-lex.c (lex_string): Use XOBFINISH.
1029         * collect2.c (extract_string, dump_file): Likewise.
1030         * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1031         * gcc.c (init_spec, build_search_list, convert_filename, 
1032         set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1033         * genpreds.c (write_predicate_subfunction): Likewise.
1034         * genflags.c (main): Likewise.
1035         * read-rtl.c (mode_attr_index, apply_macro_to_string, 
1036         join_c_conditions, read_quoted_string, read_braced_string, 
1037         read_rtx_1): Likewise.
1038         * stringpool.c (ggc_alloc_string): Likewise.
1039         * tlink.c (obstack_fgets, recompile_files): Likewise.
1041 2005-06-06  Jakub Jelinek  <jakub@redhat.com>
1043         * intl.h (G_): New macro.
1044         * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1045         instead of msgid for argument name.
1046         * tree-ssa.c (warn_uninit): Likewise.
1047         * c-parser.c (c_parser_error): Likewise.
1048         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1049         * config/darwin-c.c (BAD): Likewise.
1050         * config/c4x/c4x-c.c (BAD): Likewise.
1051         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1052         * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1053         * c-common.c (c_parse_error): Likewise.
1054         * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1055         warning0, pedwarn, error, sorry, fatal_error, internal_error):
1056         Likewise.
1057         (fnotice): Use cmsgid instead of msgid for argument name.
1058         * gcov.c (fnotice): Likewise.
1059         * protoize.c (notice): Likewise.
1060         * final.c (output_operand_lossage): Likewise.
1061         * gcc.c (fatal, notice): Likewise.
1062         (error): Use gmsgid instead of msgid for argument name.
1063         * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1064         of msgid for argument name.
1065         (error): Use gmsgid instead of msgid for argument name.
1066         * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1067         instead of N_().
1068         * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1069         * tree-inline.c (inline_forbidden_p_1): Likewise.
1070         * ABOUT-GCC-NLS: Require gettext 0.14.5 or later.  Mention the new
1071         conventions for marking translations.
1072         * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1074         * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1075         build2.
1077         * fold-const.c (operand_equal_p): Don't return 1, if element
1078         chains for 2 VECTOR_CSTs are not the same length.
1080         PR regression/21897
1081         * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1082         not all VECTOR_CST elements are given.
1084         * combine.c (try_combine): Use hard_regno_nregs array instead of
1085         HARD_REGNO_NREGS macro.
1086         * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1087         rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1088         * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1090 2005-06-06  Daniel Berlin  <dberlin@dberlin.org>
1092         * tree-ssa-reassoc.o: New.
1093         (OBJS-common): Add tree-ssa-reassoc.o
1094         * timevar.def: Add TV_TREE_REASSOC
1095         * tree-optimize.c (pass_reassoc): Add call.
1096         * tree-pass.h (pass_reassoc): Add.
1097         * tree-ssa-reassoc.c: New file.
1099 2005-06-06  Eric Christopher  <echristo@redhat.com>
1101         target/21927
1102         * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1104 2005-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1106         * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1107         HAVE_GAS_MAX_SKIP_P2ALIGN.
1108         (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1110 2005-06-06  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
1112         * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1113         getopt.h dependency.
1114         (mips-tdump.o): Likewise.
1116 2005-06-06  Jan Hubicka  <jh@suse.cz>
1118         * predict.c (tree_predict_edge): Don't drop useless predictions;
1119         check that it is not called too late in the game.
1120         (gate_estimate_probability): New gate.
1121         (pass_profile): Gate.
1122         * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1123         predictions; update CFG instead.
1124         * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1126 2005-06-06  Jie Zhang  <jie.zhang@analog.com>
1128         * config.gcc (bfin*-uclinux*): New.
1129         * config/bfin/uclinux.h: New file.
1131 2005-06-06  Ben Elliston  <bje@au.ibm.com>
1133         * doc/md.texi (Insn Splitting): Fix some wording.
1135 2005-06-05  David Edelsohn  <edelsohn@gnu.org>
1137         * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1138         (rs6000_emit_swdivdf): New function.
1139         * config/rs6000/rs6000.md (fres): New pattern.
1140         (divsf3): Add approximation through rs6000_emit_swdivsf.
1141         (fred): New pattern.
1142         (divdf3): Add approximation through rs6000_emit_swdivdf.
1143         * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1144         (rs6000_emit_swdivdf): Declare.
1145         * config/rs6000/rs6000.opt (mswdiv): New option.
1146         * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1148 2005-06-05  Zdenek Dvorak  <dvorakz@suse.cz>
1150         PR tree-optimization/21846
1151         * tree-cfg.c (replace_uses_by): Update information stored at loops.
1152         * tree-flow.h (substitute_in_loop_info): Declare.
1153         * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1154         Ensure that chrec_dont_know and chrec_known have a type.
1155         * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1157 2005-06-05  Steven Bosscher  <stevenb@suse.de>
1159         * config/i386/i386.c (x86_use_loop): Remove.
1160         * config/i386/i386.h (x86_use_loop): Remove extern decl.
1161         (TARGET_USE_LOOP): Remove.
1162         * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1163         Also remove related define_splits.
1165 2005-06-05  Dorit Nuzman  <dorit@il.ibm.com>
1167         * tree-flow.h (stmt_ann_d): Move aux to ...
1168         (tree_ann_common_d): ... here.
1169         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1170         move_computations_stmt, schedule_sm): Update references to
1171         aux.
1172         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1173         * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1174         call to set_stmt_info.
1175         (vect_transform_loop): Likewise.
1176         * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1177         Likewise.
1179         * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1180         bool.
1181         (vect_mark_relevant): Takes two additional arguments - live_p and
1182         relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1183         (vect_stmt_relevant_p): Differentiate between a live stmt and a
1184         relevant stmt. Return two values = live_p and relevant_p.
1185         (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1186         vect_stmt_relevant_p with additional arguments. Phis are no longer
1187         put into the worklist (analyzed seperately in analyze_scalar_cycles).
1188         (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1189         stmt that is marked as irrelevant and live, cause it's only used out
1190         side the loop, may need to be vectorized (e.g. reduction).
1191         (vect_analyze_operations): Examine phis. Call
1192         vectorizable_live_operation for for LIVE_P stmts. Check if
1193         need_to_vectorize.
1194         (vect_analyze_scalar_cycles): Update documentation. Don't fail
1195         vectorization - just classify the scalar cycles created by the loop
1196         phis. Call vect_is_simple_reduction.
1197         (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1198         * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1199         call to set_stmt_info.
1200         (vect_get_vec_def_for_operand): Code reorganized - the code that
1201         classifies the type of use was factored out to vect_is_simple_use.
1202         (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1203         additional arguments.
1204         (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1205         and computes a loop_vec_def.
1206         (vectorizable_operation, vectorizable_load, vectorizable_condition):
1207         Likewise.
1208         (vectorizable_live_operation): New.
1209         (vect_transform_stmt): Handle LIVE_P stmts.
1210         * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1211         STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1212         (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1213         (vect_is_simple_use): Determine the type of the def and return it
1214         in a new function argument. Consider vect_reduction_def and
1215         vect_induction_def, but for now these are not supported.
1216         (vect_is_simple_reduction): New. Empty for now.
1217         * tree-vectorizer.h (vect_def_type): New enum type.
1218         (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1219         (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1220         (vect_is_simple_use): New arguments added to function declaration.
1221         (vect_is_simple_reduction): New function declaration.
1222         (vectorizable_live_operation): New function declaration.
1224         * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1225         (vect_can_advance_ivs_p): Likewise.
1226         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1228 2005-06-05  Eric Christopher  <echristo@redhat.com>
1230         * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1232 2005-06-05  Hans-Peter Nilsson  <hp@bitrange.com>
1234         PR target/21914
1235         * config/mmix/mmix.md ("*movdicc_real_foldable")
1236         ("*movdfcc_real_foldable", "*bCC_foldable")
1237         ("*bCC_inverted_foldable"): Specify DImode for register being
1238         compared.
1240 2005-06-04  Roger Sayle  <roger@eyesopen.com>
1242         * reg-stack.c (struct block_info_def): Correct grammar typo.
1243         (compensate_edge): Clean-up.  Perform as little work as possible
1244         when src and dest stacks match.  Avoid modifying block_info.
1245         Reorder and simplify assertion checks.  Avoid unnecessary copying
1246         of regstack structure.
1247         (convert_regs_1): Set the done flag here...
1248         (convert_regs_2): ... instead of here.
1250 2005-06-04  Dale Johannesen  <dalej@apple.com>
1252         * config/rs6000/rs6000.c (no_global_regs_above): New.
1253         (rs6000_emit_prologue):  Use it; cosmetic formatting fixes.
1254         (rs6000_emit_epilogue):  Use it; cosmetic formatting fixes.
1255         (rs6000_conditional_register_usage): Don't put Darwin PIC
1256         register in global_regs.
1257         (rs6000_stack_info):  Don't set lr_save_p just because Darwin 
1258         PIC reg used.
1259         (rs6000_emit_prologue):  Save LR in R0 around Darwin PIC setup,
1260         if not done by lr_save_p.
1261         * config/rs6000/rs6000.md (insnv1_internal1):  Back out 05-18 patch.
1262         Use rotate instead of ashift.
1263         (call_indirect_nonlocal_sysv):  Prefer CTR to LR.
1264         (call_value_indirect_nonlocal_sysv):  Ditto.
1266 2005-06-04  Jan Hubicka  <jh@suse.cz>
1268         * cgraphunit.c (cgraph_reset_node): Break out from ...
1269         (cgraph_finalize_function): ... here.
1270         (cgraph_finalize_compilation_unit): Reset nodes where backend
1271         removed the body.
1273 2005-06-04  Richard Henderson  <rth@redhat.com>
1275         PR target/21888
1276         * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1277         until we've passed initial ldgp.
1279 2005-06-04  Daniel Berlin  <dberlin@dberlin.org>
1281         * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1282         * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1283         * expr.c (expand_var): Ditto.   
1284         * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1285         * gimplify.c (gimplify_decl_expr): Ditto.
1286         (gimplify_expr): Ditto.
1287         * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1288         * tree.c (value_expr_for_decl): New.
1289         (print_value_expr_statistics): New.
1290         (init_ttree): Init value_expr_for_decl.
1291         (decl_value_expr_lookup): New.
1292         (decl_value_expr_insert): Ditto.
1293         (copy_node_stat): Copy DECL_VALUE_EXPR status.
1294         * tree.h (DECL_VALUE_EXPR): Use hashtable.
1295         (SET_DECL_VALUE_EXPR): New.
1296         (DECL_HAS_VALUE_EXPR_P): New.
1298 2005-06-04  Steven Bosscher  <stevenb@suse.de>
1300         * lcm.c: Move all mode-switching related functions from here...
1301         * mode-switching.c: ...to this new file.
1302         * doc/passes.texi: Update accordingly.
1304         * basic-block.h (label_value_list): Remove extern decl.
1305         * cfgrtl.c (label_value_list): Remove.
1306         (can_delete_label_p): Don't look at it.
1307         * cfgcleanup.c (cleanup_cfg): Don't free it.
1309         * common.opt: Don't refer to non-existing flag_alias_check.
1311 2005-06-04  David Edelsohn  <edelsohn@gnu.org>
1313         * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1315 2005-06-04  Kazu Hirata  <kazu@codesourcery.com>
1317         * function.c (prologue, epilogue, sibcall_epilogue): Change
1318         their types to VEC(int,heap)*.
1319         (free_after_compilation): Free the three vectors above.
1320         (init_function_for_compilation, record_insns, contains,
1321         prologue_epilogue_contains, sibcall_epilogue_contains,
1322         reposition_prologue_and_epilogue_notes): Use VEC instead of
1323         VARRAY.  (init_function_once): Remove.
1324         * function.h: Remove the prototype for init_function_once.
1325         * toplev.c (backend_init): Don't call init_function_once.
1327 2005-06-04  Jan Hubicka  <jh@suse.cz>
1329         * predict.c (tree_predict_edge): Do not predict entry edge and
1330         single succestor edge.
1332 2005-06-04  Joseph S. Myers  <joseph@codesourcery.com>
1334         PR c/21873
1335         * c-typeck.c (push_init_level): Don't pop levels without braces if
1336         implicit == 1.
1338 2005-06-03  Sebastian Pop  <pop@cri.ensmp.fr>
1339         
1340         * tree-data-ref.c (compute_self_dependence): New function.
1341         (compute_all_dependences): Use it.
1343 2005-06-03  Geoffrey Keating  <geoffk@apple.com>
1345         * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1346         (c_parser_expr_list): Don't use chainon().
1348         * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1349         when -isysroot passed.
1351 2005-06-03  Joseph S. Myers  <joseph@codesourcery.com>
1353         PR c/21879
1354         * c-decl.c (start_function): Restore label_context_stack_se and
1355         label_context_stack_vm  if returning with an error.
1357 2005-06-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
1359         * configure.ac: Check declaration for asprintf, needed by
1360         libiberty.h. 
1361         * configure: Regenerate.
1362         * config.in: Likewise.
1364 2005-06-03  Diego Novillo  <dnovillo@redhat.com>
1366         * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1367         allocate info array.
1368         * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1369         range to varying in cast expressions that change
1370         TYPE_PRECISION.
1372 2005-06-03  Eric Christopher  <echristo@redhat.com>
1374         * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1375         divide-traps.
1377 2005-06-03  Jan Hubicka  <jh@suse.cz>
1379         * basic-block.h (remove_predictions_associated_with_edge): Declare.
1380         * cfg.c (remove_edge): Use it.
1381         * predict.c (remove_predictions_associated_with_edge): New function.
1383 2005-06-03  Pat Haugen  <pthaugen@us.ibm.com>
1385         * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1386         Clear call_realy_used_regs[r2] when ABI_AIX.
1388 2005-06-03  Richard Guenther  <rguenth@gcc.gnu.org>
1390         PR middle-end/21858
1391         * fold-const.c (fold_binary): Fix type mismatches in folding
1392         of comparisons.
1394 2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
1396         * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1397         typos.
1399 2005-06-03  Joseph S. Myers  <joseph@codesourcery.com>
1401         * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1403 2005-06-02  Bernd Schmidt  <bernd.schmidt@analog.com>
1405         * reload1.c (reload): Revert my previous patch.
1407 2005-06-03  Nick Clifton  <nickc@redhat.com>
1409         * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1410         assembler.
1412 2005-06-03  Kazu Hirata  <kazu@codesourcery.com>
1414         PR tree-optimization/21849
1415         * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1417 2005-06-02  Richard Henderson  <rth@redhat.com>
1419         * Makefile.in (tree-vect-generic.o): New.
1420         (OBJS-common, GTFILES, s-gtype): Add it.
1421         * tree-complex.c (build_replicated_const, vector_inner_type,
1422         vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1423         elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1424         do_negate, expand_vector_piecewise, expand_vector_parallel, 
1425         expand_vector_addition, expand_vector_operation, 
1426         type_for_widest_vector_mode, expand_vector_operations_1, 
1427         gate_expand_vector_operations, expand_vector_operations, 
1428         pass_lower_vector_ssa): Move to tree-vect-generic.c.
1429         (tree_lower_complex): Rename from tree_lower_operations.
1430         (pass_lower_complex): Rename from pass_pre_expand.
1431         * tree-vect-generic.c: New file.
1432         * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1433         (pass_lower_vector): New.
1434         * tree-optimize.c (init_tree_optimization_passes): Update to match.
1436 2005-06-02  Richard Henderson  <rth@redhat.com>
1438         * modulo-sched.c (doloop_register_get): Protect against 
1439         doloop_end not defined.
1441 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1443         * config/sh/sh.c (general_movsrc_operand,
1444         general_movdst_operand, arith_reg_operand, arith_reg_dest,
1445         logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1446         fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1447         xor_operand, cmp_operand, logical_operand, and_operand,
1448         fpscr_operand, fpul_operand, symbol_ref_operand,
1449         commutative_float_operator, noncommutative_float_operator,
1450         unary_float_operator, binary_float_operator,
1451         binary_logical_operator, equality_comparison_operator,
1452         greater_comparison_operator, less_comparison_operator,
1453         shift_operator, logical_operator, target_reg_operand,
1454         target_operand, mextr_bit_offset, extend_reg_operand,
1455         trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1456         general_extend_operand, ua_address_operand,
1457         cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1458         sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1459         shift_count_reg_operand, shift_count_operand,
1460         unaligned_load_operand): Move to ...
1461         * config/sh/predicates.md: ... here.
1462         * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1463         Remove.
1465 2005-06-02  Andrew Pinski  <pinskia@physics.uc.edu>
1467         * tree.c (build_common_builtin_nodes): Fix the return type on
1468         __builtin_memcmp.
1470 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1472         * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1473         (find_interesting_uses_address): Use build_fold_addr_expr instead.
1474         (strip_offset_1): Likewise.
1475         (tree_to_aff_combination): Likewise.
1477 2005-06-02  DJ Delorie  <dj@redhat.com>
1479         * convert.c (convert_to_pointer): Avoid recursion if no conversion
1480         is needed.
1482 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1484         * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1485         binary operations with the correct types.
1486         * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1487         for all computation.
1489 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1491         * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1492         config/rs6000/rs6000.md: Fix comment typos.  Follow splling
1493         conventions.
1494         * doc/install.texi: Fix a typo.
1496 2005-06-02  Jan Hubicka  <jh@suse.cz>
1498         * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1499         inline functions are not local.
1501 2005-06-02  Kazu Hirata  <kazu@codesourcery.com>
1503         * gimplify.c (gimplify_ctx): Change the type of case_labels to
1504         VEC from VARRAY.
1505         (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1506         of case_labels.
1508 2005-06-02  Richard Guenther  <rguenth@gcc.gnu.org>
1510         * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1511         with correct type.
1513 2005-06-02  Ulrich Weigand  <uweigand@de.ibm.com>
1515         * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1516         execute templates.
1517         (s390_dump_pool): Likewise.
1518         (s390_mainpool_start, s390_mainpool_finish): Likewise.
1519         (s390_chunkify_start): Likewise.
1520         (s390_dump_execute): Remove.
1521         (s390_reorg): Handle out-of-pool execute templates.
1523 2005-06-02  Adrian Straetling  <straetling@de.ibm.com>
1525         * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1526           unconditional jump.
1528 2005-06-02  Jan Hubicka  <jh@suse.cz>
1530         * cgraph.c (cgraph_node): Maintain master clones.
1531         (cgraph_remove_node): Likewise.
1532         (availability_names): New static variable.
1533         (dump_cgraph_node): Dump availability.
1534         (dump_cgraph_varpool_node): Likewise.
1535         (cgraph_is_master_clone, cgraph_master_clone,
1536         cgraph_function_body_availability,
1537         cgraph_variable_initializer_availability): New functions.
1538         * cgraph.h (availability): New enum.
1539         (struct cgraph_node): Add master_clone.
1540         (cgraph_is_master_clone, cgraph_master_clone,
1541         cgraph_function_body_availability,
1542         cgraph_variable_initializer_availability): Declare.
1543         * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1544         (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1545         * ipa-inline.c (cgraph_decide_inlining): Do not call
1546         cgraph_remove_unreachable_nodes.
1548         * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1549         previous patch.
1551 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1553         PR 21582
1554         * tree-vrp.c (nonnull_arg_p): New.
1555         (get_value_range): Call it.
1557 2005-06-02  Eric Christopher  <echristo@redhat.com>
1559         * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1560         add PROCESSOR_MAX.
1561         (mips_rtx_cost_data): New datatype.
1562         (MEMORY_MOVE_COST): Use data from structure.
1563         (BRANCH_COST): Ditto.
1564         (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1565         * config/mips/mips.md (cpu): Rework for processor_type changes.
1566         * config/mips/mips.c (mips_cost): New variable.
1567         (DEFAULT_COSTS): Define.
1568         (mips_rtx_cost_data): New.
1569         (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
1570         for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
1571         FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
1572         (override_options): Set cost data.
1573         (mips_register_move_cost): Formatting changes.
1574         (bdesc_arrays): Use PROCESSOR_MAX.
1575         (mips_init_builtins): Ditto.
1577 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1579         PR 21765
1580         * doc/invoke.texi: Document -ftree-vrp.
1582 2005-06-02  Dorit Nuzman  <dorit@il.ibm.com>
1584         PR tree-optimization/21734
1585         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
1586         phi_result when current_def is not available.
1587         (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
1588         available.      
1590 2005-06-02  David Edelsohn  <edelsohn@gnu.org>
1592         * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
1593         (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
1595 2005-06-02  Diego Novillo  <dnovillo@redhat.com>
1597         * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
1599 2005-06-02  Jan Hubicka  <jh@suse.cz>
1601         * cgraph.c (dump_cgraph_node): Print new flags.
1602         (dump_cgraph_varpool_node): Likewise.
1603         (decide_variable_is_needed): Initialize externally_visible flag.
1604         * cgraph.h (cgraph_local_info): Add externally_visible flag.
1605         (cgraph_varpool_node): Likewise.
1606         (cgraph_function_flags_ready): Declare.
1607         * cgraph.c (cgraph_mark_local_functions): Rename to ...
1608         (cgraph_function_and_variable_visibility) ... this one; handle
1609         externally_visible flags.
1610         (decide_is_function_needed): Set externally_visible flag.
1611         (cgraph_finalize_function): Deal properly with early cleanups.
1612         (cgraph_optimize): Update call of
1613         cgraph_function_and_variable_visibility.
1615 2005-06-02 Steven Bosscher  <stevenb@suse.de>
1616            Mostafa Hagog <mustafa@il.ibm.com>
1618         * cfgloop.h (doloop_condition_get): Make external.
1619         * loop-doloop.c (doloop_condition_get): Generalize to make it
1620         usable in modulo-sched.c.
1621         * modulo-sched.c (doloop_register_get): Use
1622         doloop_condition_get instead of duplicating it.
1624 2005-06-02  Bernd Schmidt  <bernd.schmidt@analog.com>
1626         * reload1.c (reload): Undo 2005-04-20 change.  Make sure we detect
1627         the correct set of init_insns that need deletion.
1628         * local-alloc.c (update_equiv_regs): When substituting sole definition
1629         into sole use of a reg, delete it from liveness information.
1631 2005-06-02  Kaz Kojima  <kkojima@gcc.gnu.org>
1633         * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
1635 2005-06-01  Diego Novillo  <dnovillo@redhat.com>
1637         PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
1638         PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
1639         * fold-const.c (invert_tree_comparison): Make extern.
1640         * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
1641         (struct value_range_def): Limewise.
1642         (get_value_range): Remove.
1643         (dump_value_range): Remove.
1644         (dump_all_value_ranges): Remove.
1645         (debug_all_value_ranges): Remove.
1646         (vrp_evaluate_conditional): Declare.
1647         * tree-ssa-propagate.c (struct prop_stats_d): Add field
1648         num_pred_folded.
1649         (substitute_and_fold): Add argument use_ranges_p.
1650         Update all callers.
1651         If use_ranges_p is true, call fold_predicate_in to fold
1652         predicates using range information.
1653         Ignore ASSERT_EXPRs.
1654         Change debugging output to only show statements that have been
1655         folded.
1656         (replace_phi_args_in): Move debugging output code from
1657         substitute and fold.
1658         (fold_predicate_in): New local function.
1659         * tree-ssa-propagate.h (enum value_range_type): Move from
1660         tree-flow.h.
1661         (struct value_range_d): Likewise.
1662         Add field 'equiv'. 
1663         (value_range_t): Rename from value_range.
1664         * tree-vrp.c (found_in_subgraph): Rename from found.
1665         (get_opposite_operand): Remove.
1666         (struct assert_locus_d): Declare.
1667         (assert_locus_t): Declare.
1668         (need_assert_for): Declare.
1669         (asserts_for): Declare.
1670         (blocks_visited): Declare.
1671         (vr_value): Declare.
1672         (set_value_range): Add argument 'equiv'.
1673         Don't drop to VARYING ranges that cover all values in the
1674         type.
1675         Make deep copy of equivalence set 'equiv'.
1676         (copy_value_range): New local function.
1677         (set_value_range_to_undefined): New local function.
1678         (compare_values): Return -2 if either value has overflowed.
1679         (range_includes_zero_p): New local function.
1680         (extract_range_from_assert): Flip the predicate code if the
1681         name being asserted is on the RHS of the predicate.
1682         Avoid creating unnecessary symbolic ranges if the comparison
1683         includes another name with a known numeric range.
1684         Update the equivalnce set of the new range when asserting
1685         EQ_EXPR predicates.
1686         (extract_range_from_ssa_name): Update the equivalence set of
1687         the new range with VAR.
1688         (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
1689         If -fwrapv is used, set the resulting range to VARYING if the
1690         operation overflows.  Otherwise, use TYPE_MIN_VALUE and
1691         TYPE_MAX_VALUE to represent -INF and +INF.
1692         Fix handling of *_DIV_EXPR.
1693         (extract_range_from_unary_expr): Handle MINUS_EXPR and
1694         ABS_EXPR properly by switching the range around if necessary.
1695         (extract_range_from_comparison): New local function.
1696         (extract_range_from_expr): Call it.
1697         (adjust_range_with_scev): Do not adjust the range if using
1698         wrapping arithmetic (-fwrapv).
1699         (dump_value_range): Also show equivalence set.
1700         Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
1701         (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
1702         (infer_value_range): Change return value to bool.
1703         Add arguments 'comp_code_p' and 'val_p'.
1704         Do not attempt to infer ranges from statements that may throw.
1705         Store the comparison code in comp_code_p.
1706         Store the other operand to be used in the predicate in val_p.
1707         (dump_asserts_for): New.
1708         (debug_asserts_for): New.
1709         (dump_all_asserts): New.
1710         (debug_all_asserts): New.
1711         (register_new_assert_for): New.
1712         (register_edge_assert_for): New.
1713         (find_conditional_asserts): New.
1714         (find_assert_locations): New.
1715         (process_assert_insertions_for): New.
1716         (process_assert_insertions): New.
1717         (insert_range_assertions): Initialize found_in_subgraph,
1718         blocks_visited, need_assert_for and asserts_for.
1719         Call find_assert_locations and process_assert_insertions.
1720         (remove_range_assertions): Add more documentation.
1721         (vrp_initialize): Change return type to void.
1722         Do not try to guess if running VRP is worth it.  
1723         (compare_name_with_value): New.
1724         (compare_names): New.
1725         (vrp_evaluate_conditional): Add argument 'use_equiv_p'.  If
1726         use_equiv_p is true, call compare_names and
1727         compare_name_with_value to compare all the ranges for every
1728         name in the equivalence set of the predicate operands.
1729         Update all callers.
1730         (vrp_meet): Try harder not to derive a VARYING range.
1731         If two values meet, the resulting equivalence set is the
1732         intersection of the two equivalence sets.
1733         (vrp_visit_phi_node): Call copy_value_range to get the current
1734         range information of the LHS.
1735         (vrp_finalize): Create a value vector representing all the
1736         names that ended up with exactly one value in their range.
1737         Call substitute_and_fold.
1738         (execute_vrp): Document equivalence sets in ranges.
1739         * tree.h (SSA_NAME_VALUE_RANGE): Remove.
1740         (struct tree_ssa_name): Remove field value_range.
1741         (invert_tree_comparison): Declare.
1743 2005-06-01  Daniel Berlin  <dberlin@dberlin.org>
1745         Fix PR tree-optimization/21839
1747         * gimplify.c (zero_sized_field_decl): New function.
1748         (gimplify_init_ctor_eval): Use it.
1750 2005-06-01  Josh Conner <jconner@apple.com>
1752         PR 21478
1753         * gimplify.c (gimplify_init_constructor): Don't spill initializer
1754         to read-only memory if it's sparse.
1756 2005-06-01  Ramana Radhakrishnan  <ramana@codito.com>
1758         * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP. 
1759         Add documentation for REG_SETJMP
1761 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1763         * stmt.c (expand_case): Use build_int_cst.
1764         (node_has_low_bound): Likewise, and correct type mismatch.
1765         (node_has_high_bound): Likewise.
1766         * fold-const.c (fold_binary): Ensure we build trees
1767         with the correct types - undo what STRIP_NOPS possibly did.
1769 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1771         * tree.h (fold_indirect_ref_1): Export from fold-const.c.
1772         * fold-const.c (fold_indirect_ref_1): No longer static.
1773         * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
1774         folding, if possible.
1776 2005-06-01  Joseph S. Myers  <joseph@codesourcery.com>
1778         * common.opt (fjump-tables): New.
1779         * doc/invoke.texi (-fno-jump-tables): Document.
1780         * stmt.c (expand_end_case_type): Do not emit jump tables unless
1781         flag_jump_tables.
1783 2005-06-01  Richard Earnshaw  <richard.earnshaw@arm.com>
1785         * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
1786         (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
1787         (sunlt, sunle): Enable patterns on VFP.
1789         * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
1790         f_stored, f_flag, f_cvt.
1791         (generic_sched): No-longer used for the arm1020e and arm1022e cores.
1792         Include arm1020e.md.
1793         * vfp.md (fmstat): New cpu unit.  Add an exclusion set between it and
1794         the ds and fmac pipelines.  Re-work all load and store patterns and
1795         all conversion patterns to use new attributes.  Adjust reservation
1796         descriptions accordingly.
1797         * arm1020e.md: New file.
1798         * t-arm: Add dependency.
1800 2005-06-01  Jan Hubicka  <jh@suse.cz>
1802         * except.c (struct eh_region): Kill unused fields.
1803         * basic-block.h (struct basic_block_def): Likewise.
1805 2005-06-01  J"orn Rennecke <joern.rennecke@st.com>
1807         PR rtl-optimization/21767
1808         * rtl.h (function_invariant_p): Re-add declaration.
1809         * reload1.c (function_invariant_p): No longer static.
1810         * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
1811         might have become invalid.
1813 2005-06-01  Jakub Jelinek  <jakub@redhat.com>
1815         PR c/21536
1816         PR c/20760
1817         * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
1818         on variable sizes types if a decl is a pointer to a VLA.
1819         (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
1820         Call gimplify_type_sizes on aggregate fields.  Prevent infinite
1821         recursion.
1823         * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
1825         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
1826         _mm_set_ps, _mm_setr_ps): Add __extension__.
1827         * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
1828         _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
1829         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
1830         Likewise.
1831         (_mm_clflush): Don't use return in void function.
1833         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
1834         _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
1835         Use __inline instead of inline.
1837 2005-06-01  Richard Guenther  <rguenth@gcc.gnu.org>
1839         * fold-const.c (fold_binary): Fix types in strlen vs.
1840         zero comparison folding.
1842 2005-06-01  Richard Henderson  <rth@redhat.com>
1844         * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
1845         * config.in, configure: Rebuild.
1846         * config/alpha/alpha.c (print_operand): Add 'j'.
1847         * alpha.md (divmodsi_internal_er_1): Use it.
1848         (divmoddi_internal_er_1): Likewise.
1850 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1852         * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
1853         * opts.h (print_filtered_help): Delete.
1854         * opts.c (handle_option, decode_options): Remove calls to
1855         set_target_switch.
1856         (print_target_help): New function.
1857         (common_option, print_help): Call print_target_help instead of
1858         display_target_options.
1859         (print_filtered_help): Make static.
1860         * toplev.h (display_target_options, set_target_switch): Delete.
1861         * toplev.c (target_switches, target_options, display_target_options)
1862         (set_target_switch): Delete.
1863         (print_switch_values): Remove handling of TARGET_SWITCHES and
1864         TARGET_OPTIONS.
1865         (default_get_pch_validity): Likewise.  Only treat target_flags
1866         specially if targetm.check_pch_target_flags is nonnull.
1867         (pch_option_mismatch): New function.
1868         (default_pch_valid_p): Use it.  Remove handling of TARGET_SWITCHES
1869         and TARGET_OPTIONS.  Only treat target_flags specially if
1870         targetm.check_pch_target_flags is nonnull.
1871         * config/ia64/ia64.c (ia64_override_options): Don't mention
1872         TARGET_OPTIONS in comment.
1873         * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
1874         * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
1875         * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
1876         interaction with TARGET_SWITCHES.
1877         (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
1879 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1881         * config/sh/sh.c (multcosts): Check sh_multcost rather than
1882         sh_multcost_str.
1883         (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
1884         (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
1885         (cut2_workaround_str): Delete.
1886         * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
1887         (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
1888         (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
1889         * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
1890         (mgettrcost=, multcost=): New options.
1892 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1894         * opts.h (cl_option_state): New structure.
1895         (get_option_state): Declare.
1896         * opts.c (get_option_state): New function.
1897         * toplev.c (option_affects_pch_p): New function.
1898         (default_get_pch_validity): Store the state of all options for which
1899         option_affects_pch_p returns true.
1900         (default_pch_valid_p): Check the state of those options here.
1901         Only check target_flags separately if targetm.check_pch_target_Flags
1902         is nonnull or if TARGET_SWITCHES is defined.
1904 2005-06-01  Richard Sandiford  <rsandifo@redhat.com>
1906         * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
1907         names.
1909 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1911         * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
1913 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
1915         * gcse.c (compute_transp, load_killed_in_block): Use 
1916         MEM_READONLY_P.
1918 2005-06-01  David.Billinghurst  <David.Billinghurst@riotinto.com>
1920         PR target/21854
1921         * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
1922         
1923 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1925         * errors.h (warning, error, fatal, internal_error): Add printf
1926         attribute.
1927         * genmodes.c (make_vector_mode): Fix format arguments.
1929 2005-05-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1931         * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
1932         config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
1933         lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
1934         tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
1935         tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
1936         tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
1937         tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
1938         tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
1939         tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
1940         tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
1941         tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
1942         tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
1943         tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
1944         errors.h and include toplev.h if necessary.
1945         
1946         * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
1947         errors.h otherwise include toplev.h.
1948         
1949         * Makefile.in: Update dependencies.
1950         
1951 2005-06-01  Danny Smith  <dannysmith@users.sourceforge.net>
1953         * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
1955 2005-05-31  Geoffrey Keating  <geoffk@geoffk.org>
1957         * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
1958         * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
1959         be complemented for big-endian.  Mask for AND must be rotated,
1960         not shifted.  Handle short operands with NOT on the memory
1961         operation.
1963 2005-05-30  Daniel Berlin  <dberlin@dberlin.org>
1965         * c-objc-common.c (c_tree_printer): Check flag before hashtable.
1966         Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
1967         * dwarf2out.c (dwarf2out_var_location): Ditto.
1968         * toplev.c (default_tree_printer): Ditto.
1969         * tree-outof-ssa.c (create_temp): Ditto.
1970         * tree-sra.c (instantiate_element): Ditto.
1971         * var-tracking.c (track_expr_p): Ditto.
1972         * tree.c (struct tree_map): New structure.
1973         (debug_expr_for_decl): New.
1974         (tree_map_eq): New function.
1975         (tree_map_hash): Ditto.
1976         (tree_map_marked_p): Ditto.
1977         (print_debug_expr_statistics): Ditto.
1978         (decl_debug_expr_lookup): Ditto.
1979         (decl_debug_expr_insert): Ditto.
1980         (dump_tree_statistics): Dump debug_expr hashtable stats.
1981         * tree.h (DECL_DEBUG_EXPR): Change
1982         (SET_DECL_DEBUG_EXPR): Add.
1983         
1984 2005-06-01  Alan Modra  <amodra@bigpond.net.au>
1986         * configure.ac: Add --enable-secureplt.
1987         (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
1988         * config.in: Regenerate.
1989         * configure: Regenerate.
1990         * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
1991         rs6000/secureplt.h to tm_file when enable_secureplt.
1992         * doc/invoke.texi (msecure-plt, mbss-plt): Document.
1993         * doc/install.texi: Document --enable-targets and --enable-secureplt.
1994         Correct xrefs to "Using the GNU Compiler Collection (GCC)".
1995         * config/rs6000/secureplt.h: New file.
1996         * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
1997         (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
1998         assembler support.
1999         (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2000         (CC1_SPEC): Delete duplicate mno-sdata.  Invoke cc1_secure_plt_default.
2001         (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2002         * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2003         * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2004         * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2005         TARGET_SECURE_PLT got register load sequence.
2006         (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2007         TARGET_SECURE_PLT.
2008         (rs6000_elf_declare_function_name): Don't emit toc address offset
2009         word when TARGET_SECURE_PLT.
2010         * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2011         (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2012         (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2013         (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2014         TARGET_SECURE_PLT.
2015         (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2016         sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2017         and -fPIC.
2018         * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2019         (__trampoline_setup): Likewise.  Init r30 before plt call.
2021 2005-05-31  DJ Delorie  <dj@redhat.com>
2023         * expr.c (convert_move): When a partial_int requires multiple
2024         conversion steps, make sure successive steps convert the
2025         intermediate value, not the original value.
2027         * expmed.c (expand_mult): Convert partial_int multiplies to
2028         shift/add combinations too.
2030         * genmodes.c (mode_data): Add wider_2x.
2031         (calc_wider_mode): Calculate twice-wider mode too.
2032         (emit_mode_wider): Emit twice-wider mode too.
2033         * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2034         * expr.c (expand_expr_real_1): Use it for expanding
2035         multiplies.
2037 2005-05-31  Zdenek Dvorak  <dvorakz@suse.cz>
2039         PR tree-optimization/21817
2040         * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2042 2005-05-31  Pat Haugen  <pthaugen@us.ibm.com>
2044         * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2045         change.
2047 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
2049         PR middle-end/20931
2050         PR middle-end/20946
2051         * fold-const.c (fold_checksum_tree): Copy types also if
2052         TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2053         Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2054         first.
2055         Tail recurse TREE_LIST's TREE_CHAIN.
2057 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
2059         PR tree-opt/21732
2060         * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2061         SSA_NAME twice and cause the loop to become finite.  Remove the test
2062         for val.
2064 2005-05-31  Andrew Pinski  <pinskia@physics.uc.edu>
2066         * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2067         expression.
2069 2005-05-31  Richard Sandiford  <rsandifo@redhat.com>
2071         * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2072         the documentation to make it more future-proof.
2073         (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2074         * target.h (gcc_target): Add check_pch_target_flags.
2075         * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2076         (TARGET_INITIALIZER): Include it.
2077         * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2078         * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2079         * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2080         (sh_check_pch_target_flags): New function.
2081         (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2083 2005-05-31  Richard Guenther  <rguenth@gcc.gnu.org>
2085         * fold-const.c (extract_array_ref): Handle more cases,
2086         do some useful canonicalization of the base.
2087         (fold_binary): Explicitly deal with arrays of zero-sized
2088         structures during folding of &a[i] == &a[j].
2090 2005-05-31  Eric Botcazou  <ebotcazou@libertysurf.fr>
2092         * doc/install.texi (sparc-sun-solaris2*): Update note
2093         about Sun bug 4910101.
2094         (sparc-sun-solaris2.7): Document bootstrap
2095         failure with Sun WorkShop 6 99/08/18 as.
2097 2005-05-30  Pat Haugen  <pthaugen@us.ibm.com>
2099         * loop.c (loop_invariant_p, valid_initial_value_p): Use
2100         regs_invalidated_by_call instead of call_used_regs.
2102 2005-05-30  Paolo Carlini  <pcarlini@suse.de>
2104         PR middle-end/21743
2105         * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2106         Enable.
2107         * doc/extend.texi: Add clog, clogf, clogl.
2109 2005-05-30  H.J. Lu  <hongjiu.lu@intel.com>
2111         PR middle-end/20303
2112         * c-pragma.c: Include "vec.h".
2113         (handle_pragma_visibility): Use VEC.
2115         * doc/invoke.texi: Remove the nested visibility push limit.
2117 2005-05-30  Roger Sayle  <roger@eyesopen.com>
2119         PR rtl-optimization/15422
2120         * reg-stack.c (starting_stack_p): New static global.
2121         (straighten_stack): Delete prototype. Change to update the stack
2122         before the current insn.
2123         (subst_stack_regs): Update call to straighten stack.
2124         (emit_swap_insn): Delete prototype.  For the first insn in a
2125         basic block, update stack_in instead of emitting a real swap.
2126         (change_stack): When changing the stack before the first insn
2127         in a basic block, update stack_in instead of emitting real code.
2128         (compensate_edges): Clear starting_stack_p during compensation.
2129         (convert_regs_1): Keep track of starting_stack_p whilst processing
2130         a basic block.
2132 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
2134         * tree-ssa-ccp.c (const_val): Make it static.
2136 2005-05-29  Geoffrey Keating  <geoffk@apple.com>
2138         PR target/21761
2139         * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2140         pattern involving `:P'.
2142         * Makefile.in (install-cpp): Depend on installdirs.
2144 2005-05-30  Kazu Hirata  <kazu@cs.umass.edu>
2146         * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2147         to VEC(int,heap)*.
2148         (new_elim_graph, clear_elim_graph, delete_elim_graph,
2149         elim_graph_add_edge, elim_graph_remove_succ_edge,
2150         FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2151         instead of VARRAY.
2153 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
2155         * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2156         opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2157         tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2158         follow spelling conventions in error/dump messages.
2160 2005-05-29  Roger Sayle  <roger@eyesopen.com>
2161             Richard Henderson  <rth@redhat.com>
2163         * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2164         if the RHS isn't suitable for calling emit_move_insn.
2166 2005-05-29  Kazu Hirata  <kazu@cs.umass.edu>
2168         * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2169         fold_unary and fold_binary.
2171 2005-05-29  Roger Sayle  <roger@eyesopen.com>
2173         * reg-stack.c (propagate_stack): Always copy the source stack to
2174         the destination.  This routine is now only called when this is safe.
2175         (better_edge): New function split out from convert_regs_1 to
2176         determine which of two edges is better to propagate across.
2177         (convert_regs_1):  We need only search for a best edge if the
2178         stack layout hasn't been defined yet.  Use better_edge to help
2179         find beste.  No longer traverse unnecessary edges.
2181 2005-05-29  Keith Besaw  <kbesaw@us.ibm.com>
2183         * tree-ssa-alias.c (new_type_alias): New procedure to
2184         create a type memory tag for a pointer with a may-alias
2185         set determined from a variable declaration.
2186         * tree-flow.h: export declaration of new_type_alias
2187         * tree-optimize.c (init_tree_optimization_passes): document
2188         that pass_may_alias cannot be called after pass_vectorize.
2189         * tree-vect-transform (vect_create_data_ref_ptr): Call
2190         new_type_alias when an type memory tag isn't available
2191         for a reference.
2192         (vectorizable_store): Use copy_virtual_operands to update
2193         virtual defs in place (so that loop_version can be called).
2194         Call mark_for_renaming for the virtual defs in case peeling
2195         is done and virtual uses outside the loop need to be updated.
2197 2005-05-29  Dorit Naishlos  <dorit@il.ibm.com>
2199         PR tree-optimization/21639
2200         * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2202 2005-05-29  Jan Hubicka  <jh@suse.cz>
2204         PR tree-optimization/21562
2205         * cfgexpand.c (construct_init_block): Deal properly with the case
2206         of entry edge not pointing to very first basic block.
2208 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
2210         * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2211         non-gimple min invariant.
2213         * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2214         * tree-flow.h: Add prototypes for start_recording_case_labels
2215         and end_recording_case_labels.
2216         * tree-cfg.c (start_recording_case_labels,
2217         end_recording_case_labels): Export.
2218         (cleanup_tree_cfg_loop, modified_noreturn_calls,
2219         cleanup_control_flow, cleanup_control_expr_graph,
2220         remove_fallthru_edge, phi_alternatives_equal,
2221         tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2222         remove_forwarder_block, cleanup_forwarder_blocks,
2223         remove_forwarder_block_with_phi, merge_phi_nodes,
2224         gate_merge_phi, pass_merge_phi): Move to ...
2225         * tree-cfgcleanup.c: ... here.
2227         * basic-block.h: Remove forward declaration of bb_ann_d.
2229 2005-05-28  Jan Hubicka  <jh@suse.cz>
2231         * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2232         Update profile.
2233         * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2234         debug output.
2235         (tree_mod_subtract): Fix profile updating code.
2236         (tree_divmod_values_to_profile): Do not produce useless value profilers
2237         for divisions.
2239 2005-05-28  Kazu Hirata  <kazu@cs.umass.edu>
2241         * tree-ssa-dom.c (vrp_element_p): Define.
2242         (vrp_hash_elt): Change the type of records to
2243         VEC(vrp_element_p,heap).
2244         (vrp_free): New.
2245         (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2246         Update uses of VRP records.
2247         (simplify_cond_and_lookup_avail_expr, record_range): Update
2248         uses of VRP records.
2250         * tree-inline.c (cfun_stack): Change the type to
2251         VEC(function_p,heap).
2252         (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2254 2005-05-27  Ian Lance Taylor  <ian@airs.com>
2256         * c-decl.c (add_stmt): Add C frontend specific version.
2257         (stmts_are_full_exprs_p): Remove.
2258         * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2259         (stmts_are_full_exprs_p): Don't declare.
2260         * c-semantics.c (add_stmt): Remove.
2262 2005-05-27  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2264         * config/mips/mips-protos.h (mips_declare_object): Add printf
2265         attribute.
2266         * config/mips/mips.c (mips_declare_object_name): Fix format
2267         argument.
2269 2005-05-27  Roger Sayle  <roger@eyesopen.com>
2271         * reg-stack.c (compensate_edge): Remove original prototype.
2272         (propagate_stack): New function to copy the stack layout
2273         at the start of a basic block from the layout at the end of
2274         one of its predecessors.
2275         (compensate_edge): Assume that both source and destination
2276         blocks have already had their stack layouts defined.
2277         (compensate_edges): Traverse all non-entry edges in the CFG
2278         and call compensate_edge on each in turn.
2279         (convert_regs_1): Change return type to void.  Call
2280         propagate_stack instead of compensate_edge.
2281         (convert_regs_2): Change return type to void.  Update call
2282         to convert_regs_1 to ignore the (now void) return value.
2283         (convert_regs): Update calls to convert_regs_2 to ignore
2284         the (now void) return value.  After all the basic blocks have
2285         been processed, call compensate_edges to actually emit new
2286         insns.
2287         (reg_to_stack): Initialize the aux info for each basic block
2288         with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2290 2005-05-28  Jan Hubicka  <jh@suse.cz>
2292         * except.c (can_throw_internal_1, can_throw_external_1): Add 
2293         "is_resx" argument.
2294         (can_throw_external, can_throw_internal): Bring into sync wrt
2295         dealing resx.
2296         * except.h (can_throw_internal_1, can_throw_external_1): Update
2297         prototype.
2298         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2299         Deal properly with resx.
2301 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2303         * basic-block.h (basic_block_def): Add phi_nodes and
2304         predictions.  Remove tree_annotations.
2305         * predict.c (tree_predicted_by_p, tree_predict_edge,
2306         combine_predictions_for_bb): Adjust references to predictions.
2307         * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2308         create_block_annotation.
2309         (create_block_annotation, free_blocks_annotatios,
2310         clear_blocks_annotations): Remove.
2311         (dump_cfg_stats): Don't print out the memory spent on
2312         bb_ann_d.
2313         (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2314         * tree-flow-inline.h (bb_ann): Remove.
2315         (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2316         * tree-flow.h (bb_ann_d): Remove.
2317         * tree-if-conv.c (process_phi_nodes): Update a reference to
2318         phi_nodes.
2319         * tree-phinodes.c (reserve_phi_args_for_new_edge,
2320         create_phi_node, remove_phi_node): Likewise.
2321         * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2322         * tree-ssa-dom.c (threaded_blocks): New.
2323         (tree_ssa_dominator_optimize): Initialize, clear, and free
2324         threaded_blocks. Update a call to thread_through_all_blocks.
2325         (thread_across_edge): Use threaded_blocks instead of setting
2326         incoming_edge_threaded.
2327         * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2328         a bitmap of blocks that are threaded through.
2329         * tree.h: Move the prototype of threaded_through_blocks to
2330         tree-flow.h.
2332         * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2333         fini_walk_dominator_tree): Use VEC instead of VARRAY.
2334         * domwalk.h (dom_walk_data): Change the type of
2335         block_data_stack and free_block_data to VEC(void_p,heap)*.
2336         * tree-ssa-dse.c (dse_initialize_block_local_data,
2337         dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2338         VEC instead of VARRAY.
2340 2005-05-27  Jan Hubicka  <jh@suse.cz>
2342         * cgraph.c: Include tree-gimple.h
2343         (cgraph_edge): Rename expr to stmt.
2344         (cgraph_create_edge): Likewise.
2345         (cgraph_clone_node): Likewise.
2346         * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2347         * cgraphunit.c (record_call_1): Rename to ...
2348         (record_reference): ... this one; do not build edges.
2349         (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2350         (current_basic_block): Kill.
2351         (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2352         (verify_cgraph_node): Likewise.
2353         * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2354         (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2355         (copy_edges_for_bb): Simplify EH handling.
2356         (expand_call_inline): Pass statement to cgraph_edge and
2357         cgraph_create_edge.
2359 2005-05-27  Richard Guenther  <rguenth@gcc.gnu.org>
2361         * tree-inline.c (copy_body_r): Manually fold *& to deal
2362         with ADDR_EXPRs with mismatched types for now.
2364         * gimplify.c (fold_indirect_ref_rhs): New function.
2365         (gimplify_modify_expr_rhs): Use it instead of pessimistic
2366         fold_indirect_ref.
2368         * fold-const.c (fold_indirect_ref_1): Add type argument;
2369         make sure the resulting expression is of this type.
2370         (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2372 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2374         PR tree-optimization/21658
2375         * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2376         fold_binary_to_constant.  Likewise, call fold_unary instead of
2377         fold_unary_to_constant.
2379 2005-05-27  Nathan Sidwell  <nathan@codesourcery.com>
2381         * vec.h: Implement integral type vector specialization.
2382         (VEC_T): Define a non-GTY structure.
2383         (VEC_T_GTY): Define a GTY structure.
2384         (VEC_TA): Rename to ...
2385         (VEC_TA_GTY): ... here.
2386         (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2387         (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2388         (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2389         DEF_VEC_P and DEF_VEC_ALLOC_P.
2390         (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2391         (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2392         DEF_VEC_O and DEF_VEC_ALLOC_O.
2393         * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2394         * lambda-code.c: Likewise.
2395         * tree-into-ssa.c: Likewise.
2396         * tree-ssa-live.c: Likewise.
2398 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2400         * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2401         is up-to-date.
2402         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2403         update_stmt_if_modified before calling update_ssa.
2405 2005-05-27  Ralf Corsepius  <ralf.corsepius@rtems.org>
2407         * config/rs6000/t-rtems: Remove roe multilib variant.
2409 2005-05-26  Roger Sayle  <roger@eyesopen.com>
2411         PR tree-optimization/9814
2412         * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2413         instruction, add the necessary clobbers by re-expanding the RTL
2414         for arithmetic operations via optab.c's expand_unop/expand_binop.
2415         (noce_try_bitop): New function to optimize bit manipulation idioms
2416         of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2417         (noce_process_if_block): Call noce_try_bitop.
2419 2005-05-26  Roger Sayle  <roger@eyesopen.com>
2421         * reg-stack.c (convert_regs_entry, convert_regs_exit,
2422         convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2423         (reg_to_stack): Move to end of the file.  Initialize the per
2424         basic block information here, instead of...
2425         (convert_regs_entry): Here.
2426         (convert_regs): Change unused return type to void.
2428 2005-05-27  Kazu Hirata  <kazu@cs.umass.edu>
2430         * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2431         unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2432         config/rs6000/eabispe.h, config/rs6000/lynx.h,
2433         config/sh/elf.h, config/sh/symbian-pre.h,
2434         config/sparc/sparc-protos.h: Update copyright.
2436 2005-05-26  Mike Stump  <mrs@apple.com>
2438         * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2439         for Objective-C++.
2440         
2441 2005-05-26  Richard Guenther  <rguenth@gcc.gnu.org>
2443         * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2444         See through ADDR_EXPR in finding place to propagate into.
2446 2005-05-26  Kazu Hirata  <kazu@cs.umass.edu>
2448         * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2449         cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2450         ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2451         tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2452         tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2453         tree-ssa-operands.c, tree-vect-analyze.c,
2454         tree-vect-transform.c, tree-vectorizer.c, tree.c,
2455         config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2456         config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2457         config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2458         config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2459         config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2460         config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2461         config/sh/ushmedia.h, config/sparc/sparc.c,
2462         config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2463         typos.  Follow spelling conventions.
2464         * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2465         Follow spelling conventions.
2467 2005-05-26  David Ung  <davidu@mips.com>
2469         * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2470         that determines whether the MIPS32/64 R2 ext/ins should be used.
2471         * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2472         * config/mips/mips.md (extzv): Changed predicate for operand to
2473         nonimmediate_operand. Add code to generate insn patterns for
2474         extzvsi and extzvdi.
2475         (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2476         (insv): Similarly for insertion.
2477         (insv<mode>): Similarly.
2479 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2481         * simplify-rtx.c (avoid_constant_pool_reference): Support
2482         offsetted addresses in the constant pool.
2484 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2486         * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2487         * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2489 2005-05-26  Jakub Jelinek  <jakub@redhat.com>
2491         PR target/21716
2492         * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2493         found in the basic block and last insn in the basic block is not
2494         INSN_P.  Remove explicit unspec numbers that are no longer valid
2495         from comments.
2497 2005-05-26  Paolo Bonzini  <bonzini@gnu.org>
2499         * tree-vect-transform.c (vectorizable_operation): Try word_mode
2500         vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2501         if a vector mode is available.
2503 2005-05-25  Roger Sayle  <roger@eyesopen.com>
2505         PR middle-end/21709
2506         * fold-const.c (const_binop): Check for division by zero during
2507         complex division.
2509 2005-05-26  Ian Lance Taylor  <ian@airs.com>
2511         * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2512         having a declaration after a statement.
2514 2005-05-26  Richard Sandiford  <rsandifo@redhat.com>
2516         * opt-functions.awk (var_type): New function.
2517         (var_set): Use CLVC_STRING if var_type returns "const char *".
2518         * opth-gen.awk: Use var_type to find out the types of variables.
2519         Don't print comments above each "extern" definition.
2520         * optc-gen.awk: Use var_type in the same way.
2521         * opts.h (cl_var_cond): Rename to...
2522         (cl_var_type): ...this.  Add CLVC_STRING.
2523         (cl_option): Make "flag_var" a "void *" pointer.  Replace "var_cond"
2524         with "var_type".
2525         * opts.c (handle_option, option_enabled): Update after above name
2526         change.  Cast flag_var before using it.  Handle CLVC_STRING.
2527         
2528         * config/alpha/alpha.h (alpha_tls_size): Delete.
2529         * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2530         (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2531         (alpha_fptm_string, alpha_mlat_string): Delete.
2532         (alpha_handle_option): Don't set the above variables here.  Use the
2533         integer argument to check the validity of -mtls-size=.
2534         * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2535         (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2536         (mtls-size=): Likewise.  Convert to a UInteger and initialize the
2537         variable to 32.
2539         * config/arc/arc.c (arc_cpu_string, arc_text_string)
2540         (arc_data_string, arc_rodata_string): Delete.
2541         (arc_handle_option): Don't set the above variables here.
2542         * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2543         and initialize them.
2545         * config/arm/arm.c (target_fpu_name, target_fpe_name)
2546         (target_float_abi_name, target_abi_name, structure_size_string)
2547         (arm_pic_register_string): Delete.
2548         (arm_handle_option): Don't set the above variables here, except
2549         in the handling of -mhard-float and -msoft-float.
2550         * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2551         (mpic-register=, mstructure-size-boundary=): Add Var()s.
2553         * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2554         (avr_handle_option): Delete.
2555         * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2556         them.
2558         * config/bfin/bfin.c (bfin_library_id): Delete.
2559         (bfin_handle_option): Don't set it.
2560         * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2562         * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2563         * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2564         (c4x_handle_option): Don't set c4x_rpts_cycles here.
2565         * config/c4x/c4x.opt (mrpts=): Add Var().
2567         * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
2568         cris_elinux_stacksize_str here.
2569         * config/cris/aout.opt (melinux-stacksize=): Add Var().
2570         * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
2571         (cris_tune_str, cris_elinux_stacksize_str): Delete.
2572         * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
2573         (cris_tune_str, cris_elinux_stacksize_str): Delete.
2574         (cris_handle_option): Don't set the above variables here.
2575         * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
2576         (max-stackframe=): Add Var()s.
2578         * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
2579         * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
2580         (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
2581         (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
2582         (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
2583         (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
2584         (ix86_handle_option): Don't set the above variables here.
2585         * config/i386/i386.opt (malign-functions=, malign-jumps=)
2586         (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
2587         (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
2588         Var()s.
2590         * config/ia64/ia64.h (ia64_tls_size): Delete.
2591         * config/ia64/ia64.c (ia64_tls_size): Delete.
2592         (ia64_handle_option): Treat -mtls-size= as a UInteger option,
2593         reading the integer argument from the "value" parameter.  Don't
2594         set ia64_tls_size here.
2595         * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
2596         Add Var() and Init().
2598         * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
2599         (m32r_cache_flush_trap): Delete.
2600         * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
2601         (m32r_cache_flush_trap): Delete.
2602         (m32r_handle_option): Don't set the above variables when handling
2603         -mflush-func= and -mflush-trap=.
2604         * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
2605         and Init()s.
2607         * config/mips/mips.h (mips_cache_flush_func): Delete.
2608         * config/mips/mips.c (mips_arch_string, mips_tune_string)
2609         (mips_cache_flush_func): Delete.
2610         (mips_handle_option): Don't set the above variables when handling
2611         -march=, -mtune= and -mflush-func=.
2612         * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
2614         * config/s390/s390.c (s390_arch_string): Delete.
2615         (s390_handle_option): Don't set it here.
2616         * config/s390/s390.opt (march=): Add Var().
2618         * config/sparc/sparc.h (sparc_cmodel_string): Delete.
2619         * config/sparc/sparc.c (sparc_cmodel_string): Delete.
2620         (sparc_handle_option): Don't set it here.
2621         * config/sparc/sparc.opt (mcmodel=): Add Var().
2623 2005-05-25  Roger Sayle  <roger@eyesopen.com>
2625         * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
2626         call to convert_to_integer by building the NOP_EXPR directly.
2628 2005-05-25  Richard Sandiford  <rsandifo@redhat.com>
2630         * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
2632 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
2633             Jeff Law  <law@redhat.com>
2635         * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
2636         constant and side_effects of the ADDR_EXPR are consistent.
2638         * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
2639         appropriately around calls to recompute_tree_invarant_for_addr_expr.
2641 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
2643         * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
2644         (s390_function_arg, s390_gimplify_va_arg): Use them.
2645         (s390_register_info): Save only required subset of argument
2646         registers into save area for va_list.
2647         (s390_va_start): Initialize only required elements of va_list struct.
2648         (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
2650 2005-05-25  Ulrich Weigand  <uweigand@de.ibm.com>
2652         * reload1.c (verify_initial_elim_offsets): Return boolean status
2653         instead of aborting.
2654         (reload): Adapt verify_initial_elim_offsets call site.  Restart
2655         main loop if some initial elimination offsets changed.
2657 2005-05-25  Adam Nemet  <anemet@lnxw.com>
2659         * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
2660         of -mno-svr4-struct-return.
2662 2005-05-25  Daniel Berlin  <dberlin@dberlin.org>
2664         Fix PR tree-optimization/21705
2665         
2666         * tree-ssa-pre.c (in_fre): New static variable.
2667         (create_value_expr_from): Recursively value number reference ops
2668         in argument lists.
2669         (can_value_number_call): Temporary restrict only exists for
2670         PRE, not FRE.
2672 2005-05-25  Kazu Hirata  <kazu@cs.umass.edu>
2674         * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
2675         sizeof (bitmap *) with sizeof (bitmap).
2677 2005-05-25  Daniel Berlin <dberlin@dberlin.org>
2679         * lambda-code.c (perfect_nestify): Call update_stmt on the exit
2680         condition.
2682 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
2684         * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
2685         hook_bool_rtx_true.
2687 2005-05-25  Jan Hubicka  <jh@suse.cz>
2689         * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
2690         * cgraph.c (cgraph_create_node): Reset estimated_growth.
2691         * cgraph.h (cgraph_global_info): Add estimated_growth.
2692         * ipa-inline.c: Include coverage.h
2693         (max_insns, max_count): New static variables.
2694         (cgraph_estimate_size_after_inlining): Cache the result.
2695         (cgraph_estimate_growth):
2696         * passes.c (rest_of_clean_state): Kill coverage_end_function.
2697         * timevar.def (TV_INLINE_HEURISTICS): New timevar.
2698         * tree-optimize.c (init_tree_optimization_passes): Move profiling before
2699         inlining.
2700         (ipa_passes): Initialize bitmaps.
2702 2005-05-25  Adrian Straetling  <straetling@de.ibm.com>
2704         * loop-doloop.c: Include "target.h". 
2705           (doloop_valid_p): Move tests to function in targhooks.c.
2706         * target.h (struct gcc_target): New target hook
2707           "insn_valid_within_doloop".
2708         * target-def.h: Define default value for "insn_valid_within_doloop".
2709           (TARGET_INITIALIZER): Insert new target hook into initializer.
2710         * targhooks.c (default_insn_valid_within_doloop): New function.
2711         * targhooks.h (default_insn_valid_within_doloop): Declare.
2712         * hooks.c (hook_bool_rtx_true): New function.
2713         * hooks.h (hook_bool_rtx_true): Declare.
2714         * doc/tm.texi: Add documentation for new target hook.
2716 2005-05-25  Eric Botcazou  <ebotcazou@libertysurf.fr>
2718         PR target/21412
2719         * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
2720         * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
2721         (sparc_tls_referenced_p): New prototype.
2722         * config/sparc/sparc.c (tls_symbolic_operand): Delete.
2723         (sparc_expand_move): Look for TLS addresses with constant offsets.
2724         (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
2725         tls_symbolic_operand.
2726         (legitimate_pic_operand_p): Likewise.
2727         (legitimate_address_p): Likewise.
2728         (legitimize_address): Likewise.
2729         (sparc_tls_symbol_ref_1): New function.
2730         (sparc_tls_referenced_p): New function.
2731         * config/sparc/predicates.md (tgd_symbolic_operand): Use
2732         SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
2733         (tld_symbolic_operand): Likewise.
2734         (tie_symbolic_operand): Likewise.
2735         (tle_symbolic_operand): Likewise.
2737 2005-05-24  DJ Delorie  <dj@redhat.com>
2738         
2739         * common.opt (-Wattributes): New.  Default true.
2740         * doc/invoke.texi (-Wno-attributes): Document.
2741         
2742         * attribs.c (decl_attributes): Move warning control from if() to
2743         warning(OPT_*).
2744         * c-common.c (handle_packed_attribute): Likewise.
2745         (handle_nocommon_attribute): Likewise.
2746         (handle_common_attribute): Likewise.
2747         (handle_noreturn_attribute): Likewise.
2748         (handle_noinline_attribute): Likewise.
2749         (handle_always_inline_attribute): Likewise.
2750         (handle_used_attribute): Likewise.
2751         (handle_unused_attribute): Likewise.
2752         (handle_const_attribute): Likewise.
2753         (handle_transparent_union_attribute): Likewise.
2754         (handle_constructor_attribute): Likewise.
2755         (handle_destructor_attribute): Likewise.
2756         (handle_mode_attribute): Likewise.
2757         (handle_alias_attribute): Likewise.
2758         (handle_visibility_attribute): Likewise.
2759         (handle_tls_model_attribute): Likewise.
2760         (handle_malloc_attribute): Likewise.
2761         (handle_returns_twice_attribute): Likewise.
2762         (handle_pure_attribute): Likewise.
2763         (handle_deprecated_attribute): Likewise.
2764         (handle_vector_size_attribute): Likewise.
2765         (handle_nothrow_attribute): Likewise.
2766         (handle_cleanup_attribute): Likewise.
2767         (handle_warn_unused_result_attribute): Likewise.
2768         (handle_sentinel_attribute): Likewise.
2769         * c-decl.c (diagnose_mismatched_decls): Likewise.
2770         (start_decl): Likewise.
2771         (grokdeclarator): Likewise.
2772         (start_function): Likewise.
2773         * c-format.c (check_function_format): Likewise.
2774         * stor-layout.c (place_field): Likewise.
2775         (finalize_record_size): Likewise.
2776         * tree.c (handle_dll_attribute)): Likewise.
2777         * varasm.c (default_assemble_visibility): Likewise.
2778         * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
2779         (darwin_assemble_visibility): Likewise.
2780         * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
2781         * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
2782         (arm_handle_isr_attribute): Likewise.
2783         * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
2784         (avr_handle_fndecl_attribute): Likewise.
2785         * config/bfin/bfin.c (handle_int_attribute): Likewise.
2786         * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
2787         * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
2788         (h8300_handle_eightbit_data_attribute): Likewise.
2789         (h8300_handle_tiny_data_attribute): Likewise.
2790         * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
2791         (ix86_handle_regparm_attribute): Likewise.
2792         (ix86_handle_struct_attribute): Likewise.
2793         * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
2794         (i386_pe_encode_section_info): Likewise.
2795         * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
2796         * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
2797         (ip2k_handle_fndecl_attribute): Likewise.
2798         * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
2799         * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
2800         (m68hc11_handle_fntype_attribute): Likewise.
2801         (m68hc11_encode_section_info): Likewise.
2802         * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
2803         * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
2804         * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
2805         * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
2806         * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
2807         (sh_handle_sp_switch_attribute): Likewise.
2808         (sh_handle_trap_exit_attribute): Likewise.
2809         * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
2810         (sh_symbian_handle_dll_attribute): Likewise.
2811         * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
2812         (xstormy16_handle_below100_attribute): Likewise.
2813         * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
2815         * c-common.c (unsigned_conversion_warning): Move warning control
2816         from if() to warning(OPT_*).
2817         (c_common_truthvalue_conversion): Likewise.
2818         (c_do_switch_warnings): Likewise.
2819         * c-decl.c (diagnose_mismatched_decls): Likewise.
2820         (diagnose_mismatched_decls): Likewise.
2821         (define_label): Likewise.
2822         (grokdeclarator): Likewise.
2823         * c-format.c (check_format_info): Likewise.
2824         * c-lex.c (interpret_integer): Likwise.
2825         (lex_string): Likewise.
2826         * c-opts.c (c_common_post_options): Likewise.
2827         * c-parser.c (c_parser_unary_expression): Likewise.
2828         * c-pragma.c (handle_pragma_redefine_extname): Likewise.
2829         (handle_pragma_extern_prefix): Likewise.
2830         * c-typeck.c (build_binary_op): Likewise.
2831         * gcse.c (is_too_expensive): Likewise.
2832         * opts.c (decode_options): Likewise.
2833         * stor-layout.c (place_field): Likewise.
2834         * tree-cfg.c (remove_bb): Likewise.
2836         * c.opt (-Wreturn-type): Add Var(warn_return_type).
2837         * flags.h (warn_return_type): Remove.
2838         * toplev.c (warn_return_type): Likewise.
2840 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
2842         * configure.ac: Don't use gcc_AC_C_LONG_LONG.  Check for
2843         existence of long long and __int64 before determining their size.
2844         * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
2845         * configure, config.h.in:  Regenerate.
2847 2005-05-24  Kelley Cook  <kcook@gcc.gnu.org>
2849         * configure: Regenerate.
2851 2005-05-24  Ziemowit Laski  <zlaski@apple.com>
2853         * c-common.h (objc_comptypes): Remove prototype.
2854         (objc_compare_types): New prototype.
2855         (objc_volatilized_decl): Likewise.
2856         (objc_type_quals_match): Likewise.
2857         * c-decl.c (objc_mark_locals_volatile): Streamline by calling
2858         objc_volatilize_decl().
2859         * c-typeck.c (comp_target_types): Remove third parameter; do
2860         not call objc_comptypes().
2861         (comptypes): Remove calls to objc_comptypes().
2862         (build_function_call): Extend compatible prototype check to ObjC.
2863         (build_conditional_expr): Adjust call to comp_target_types().
2864         (convert_for_assignment): Call objc_compare_types() instead of
2865         objc_comptypes(); adjust calls to comp_target_types(); call
2866         objc_type_quals_match() before issuing qualifier mismatch
2867         warnings.
2868         (build_binary_op): Call objc_compare_types() before issuing
2869         pointer mismatch warnings; adjust calls to
2870         comp_target_types().
2871         * stub-objc.c (objc_comptypes): Remove stub.
2872         (objc_compare_types): New stub.
2873         (objc_volatilized_decl): Likewise.
2874         (objc_type_quals_match): Likewise.
2876 2005-05-24  Paolo Carlini  <pcarlini@suse.de>
2878         * config/ia64/ia64intrin.h: Define nothing for C++:
2879         overloaded builtins have been ported to C++.
2881 2005-05-24  Jeff Law  <law@redhat.com>
2883         * tree-nested.c (build_addr): New "context" argument.  Temporarily
2884         set current_function_decl around the call to build the ADDR_EXPR.
2885         (get_static_chain): Pass proper context to build_addr.
2886         (convert_nl_goto_reference): Likewise.
2887         (convert_tramp_reference): Likewise.
2888         (final_nesting_tree_1): Likewise.
2889         * tree-profile.c (tree_gen_interval_profiler): Likewise.
2890         (tree_gen_pow2_profiler): Likewise.
2891         (tree_gen_one_value_profiler): Likewise.
2892         * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
2893         * tree.h (build_addr): Update prototype.
2895 2005-05-24  Kazu Hirata  <kazu@cs.umass.edu>
2897         * tree-flow.h (bb_ann_d): Remove has_escape_site.
2898         * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
2899         write to has_escape_site.
2901 2005-05-24  Jeff Law  <law@redhat.com>
2903         * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
2904         * tree-cfg.c: Include tree-ssa-propagate.h.
2905         (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
2906         needed.
2908 2005-05-24  Nick Clifton  <nickc@redhat.com>
2910         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
2911         __NO_FPRS__ when 'f' class registers will not be available. 
2913 2005-05-24  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2915         * config/m32r/m32r.c (m32r_expand_block_move):  Return 0 if
2916         nothing was done.
2917         * config/m32r/m32r.md (movmemsi):  If m32r_expand_block_move did
2918         nothing then FAIL.
2919         * config/m32r/m32r/m32r-protos.h  (m32r_expand_block_move): Update
2920         prototype.
2922 2005-05-23  Jeff Law  <law@redhat.com>
2924         * tree-ssa-dom.c (cprop_into_stmt): Do not call
2925         recompute_tree_invariant_for_addr_expr here.
2926         (optimize_stmt): Call it here instead and do so if anything
2927         at all has changed in the statement and the RHS is an ADDR_EXPR.
2928         * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
2929         needed, call recompute_tree_invariant_for_addr_expr.
2930         * tree-ssa-propagate.c (substitute_and_fold): Call
2931         recompute_tree_invariant_for_addr_expr as needed.
2933 2005-05-23  Andreas Krebbel  <krebbel1@de.ibm.com>
2935         * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
2936         saving less registers than the replacement.
2938 2005-05-23  Jan Hubicka  <jh@suse.cz>
2940         * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
2942 2005-05-23  Eric Botcazou  <ebotcazou@libertysurf.fr>
2944         * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
2945         * config/sparc/sparc.c (sparc_expand_move): New function.
2946         (sparc_emit_set_const64): Rewrite assert condition on entry.
2947         (legitimate_constant_p) <CONST_VECTOR>: New case.
2948         (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
2949         * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
2950         movV64, movtf): Use nonimmediate_operand for the first operand.
2951         Rewrite.  Only invoke sparc_expand_move.
2952         * config/sparc/predicates.md (input_operand): Reorder tests.
2954 2005-05-23  Jan Beulich  <jbeulich@novell.com>
2956         * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
2957         missing return statement.
2959 2005-05-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
2961         * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
2962         emit_move_insn for moves to TFmode stack slots.
2964 2005-05-21  Richard Guenther  <rguenth@gcc.gnu.org>
2966         * tree-stdarg.c (execute_optimize_stdarg): Handle references
2967         to va_list of the form &va[0].
2969 2005-05-20  Jan Hubicka  <jh@suse.cz>
2971         * Makefile.in (insn-emit.o): Add basic-block.h dependency.
2972         * genemit.c (main): Make insn-emit to include basic-block.h too.
2974 2005-05-20  Jan Hubicka  <jh@suse.cz>
2976         * cgraphunit.c (cgraph_expand_function): Force function being lowered.
2978 2005-05-19  Richard Henderson  <rth@redhat.com>
2980         * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
2981         emit_store_conditional): Split out from ...
2982         (alpha_split_atomic_op): ... here.
2983         (alpha_split_compare_and_swap): New; extract from .md file.
2984         (alpha_split_lock_test_and_set): Likewise.
2985         * config/alpha/alpha-protos.h: Update.
2986         * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
2987         split code into alpha.c.
2988         (sync_lock_test_and_set<I48MODE>): Likewise.
2990 2005-05-19  Richard Henderson  <rth@redhat.com>
2992         * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
2994 2005-05-19  Richard Henderson  <rth@redhat.com>
2996         * config/i386/sse.md (mulv4si3): Use all register inputs.
2997         (mulv2di3): Likewise.
2999 2005-05-19  Richard Guenther  <rguenth@gcc.gnu.org>
3001         * tree-ssa-loop-ivopts.c (determine_base_object): Use
3002         build_fold_addr_expr to generate trees of correct type.
3003         Use fold_buildN if possible.
3005 2005-05-19  Jan Hubicka  <jh@suse.cz>
3007         * basic-block.h (REG_BR_PROB_BASE): Define.
3008         * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3009         (dump_cgraph_node): Dump count.
3010         (cgraph_clone_edge): Rescale counts.
3011         (cgraph_clone_node): Likewise.
3012         * cgraph.h: Include basic-block.h
3013         (cgraph_node): Add count.
3014         (cgraph_edge): Add count and loop_nest.
3015         (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3016         Update prototypes.
3017         * cgraphunit.c: Kill now redundant inlining comment.
3018         (cgraph_create_edges): Make static, maintain current basic block;
3019         fix pasto.
3020         (record_call_1): Fill in new fields.
3021         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3022         cgraph_clone_node.
3023         (cgraph_decide_recursive_inlining): Likewise.
3024         * rtl.h (REG_BR_PROB_BASE): Kill.
3025         * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3026         (expand_call_inline): Update call of cgraph_create_edge.
3027         * tree-optimize.c (tree_rest_of_compilation): Likewise.
3029 2005-05-19  Nick Clifton  <nickc@redhat.com>
3031         * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3032         new rs6000_explicit_options structure.
3034 2005-05-19  Richard Henderson  <rth@redhat.com>
3036         PR target/21390
3037         * config/alpha/alpha.c (alpha_emit_conditional_branch): Move 
3038         TFmode code swapping ...
3039         (alpha_emit_xfloating_compare): ... here.
3040         (alpha_emit_setcc): Update to match.
3041         (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3043 2005-05-19  Richard Henderson  <rth@redhat.com>
3045         PR target/21657
3046         * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3047         memory indirection in local-dynamic case.
3049 2005-05-18  Jie Zhang  <jie.zhang@analog.com>
3050             Bernd Schmidt  <bernd.schmidt@analog.com>
3052         * config/bfin/bfin.c (branch_dest): Add comment why it's
3053         necessary.
3054         * config/bfin/bfin.md (attr "length" default): Change the offset of
3055         forward conditional branch of length 4 from 4096 to 4092.
3057 2005-05-19  Jan Beulich  <jbeulich@novell.com>
3059         * unwind-compat.c: Include tconfig.h and tsystem.h.
3060         * unwind-dw2-fde-compat.c: Likewise.
3062 2005-05-18  Richard Henderson  <rth@redhat.com>
3064         PR 21541
3065         * ifcvt.c (noce_process_if_block): Avoid conversion when the
3066         memory destination is readonly.
3068 2005-05-18  Richard Henderson  <rth@redhat.com>
3070         PR 21541
3071         * tree-ssa-operands.c (opf_non_specific): New.
3072         (get_asm_expr_operands): Set it.
3073         (add_call_clobber_ops, add_call_read_ops): Likewise.
3074         (add_stmt_operand): Test it instead of opf_kill_def when
3075         considering unmodifiable variables.
3077         * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3079 2005-05-19  Kazu Hirata  <kazu@cs.umass.edu>
3081         * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3082         tree-ssa-forwprop.c: Fix comment typos.
3083         * doc/invoke.texi: Fix a typo.
3085 2005-05-18  Richard Henderson  <rth@redhat.com>
3087         * config.gcc (powerpc-*-linux*): Include linux64.opt when
3088         including linux64.h.
3090 2005-05-18  Richard Henderson  <rth@redhat.com>
3092         * tree-cfg.c (pass_remove_useless): Revert last change.
3093         * tree-optimize.c (init_tree_optimization_passes): Initialize
3094         all_lowering_passes with PROP_gimple_any.
3096 2005-05-18  Devang Patel  <dpatel@apple.com>
3098         * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3099         the mask end.
3100         
3101 2005-05-18  Richard Henderson  <rth@redhat.com>
3103         * tree-ssa-forwprop.c (cfg_changed): New.
3104         (tidy_after_forward_propagate_addr): New.
3105         (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3106         (forward_propagate_addr_into_variable_array_index): Likewise.
3107         (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3108         edges were removed.
3110 2005-05-18  Geoffrey Keating  <geoffk@apple.com>
3112         * dummy-checksum.c: New.
3113         * genchecksum.c: New.
3114         * c.opt (print_pch_checksum): New flag.
3115         * c-pch.c (struct c_pch_validity): Make much shorter.
3116         (no_checksum): New.
3117         (host_machine): Remove.
3118         (target_machine): Remove.
3119         (get_ident): Change PCH version number.
3120         (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3121         Don't put triplets or version string in PCH validity data.
3122         Do put the compiler checksum in the validity data.
3123         (c_common_valid_pch): Don't check triplets or version string.  Do
3124         check checksum.
3125         (c_common_print_pch_checksum): New.
3126         * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3127         Print fingerprint with -v.
3128         * c-common.h (c_common_print_pch_checksum): New.
3129         (executable_checksum): New.
3130         * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3131         (cc1-dummy): New rule.
3132         (cc1-checksum.c): New rule.
3133         (cc1-checksum.o): New rule.
3134         (cc1): Add checksum support.
3135         (build/genchecksum): New.
3136         (build/genchecksum.o): New.
3137         (dummy-checksum.o): New.
3138         (genobjnames): Add genchecksum.o.
3139         (mostlyclean): Remove *-checksum.c.
3140         (gnucompare): Add libgcc to list of directories checked.
3141         Make comparison problems in libgcc/ and with checksum files only
3142         be warnings.
3143         * doc/invoke.texi (Precompiled Headers): Remove caution.
3144         Document that it must be the exact same binary.  Add a few
3145         known-safe flags to the list.
3147         * rs6000/predicates.md (fix_trunc_dest_operand): New.
3148         * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3149         Check that a memory operand is valid before trying to use it.
3150         
3151         * tree-cfg.c (pass_remove_useless): This pass works on trees.
3153 2005-05-18  Richard Guenther  <rguenth@gcc.gnu.org>
3155         * tree.c (build1_stat): Don't try to handle two-operand
3156         tree codes.
3158 2005-05-18  Richard Sandiford  <rsandifo@redhat.com>
3160         * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3161         * config/sh/sh.h: Update mask names throughout.
3162         (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3163         (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3164         (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3165         (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3166         (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3167         (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3168         (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3169         (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3170         (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3171         (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3172         (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3173         (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3174         (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3175         (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3176         (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3177         (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3178         (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3179         (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3180         (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3181         (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3182         (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3183         (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3184         (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3185         (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3186         (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3187         (SUBTARGET_SWITCHES): Delete.
3188         (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3189         (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3190         (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3191         (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3192         (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3193         (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3194         (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3195         (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3196         (SUPPORT_SH3): Likewise SUPPORT_SH2.
3197         (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3198         (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3199         SUPPORT_SH4_NOFPU.
3200         (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3201         (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3202         (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3203         (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3204         (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3205         (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3206         (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3207         (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3208         (SUPPORT_ANY_SH5): New macros.
3209         (TARGET_NONE): Replace with...
3210         (MASK_ARCH): ...this new macro.
3211         * config/sh/elf.h: Update mask names
3212         * config/sh/linux.h: Likewise.
3213         * config/sh/little.h: Likewise.
3214         * config/sh/netbsd-elf.h: Likewise.
3215         * config/sh/symbian-pre.h: Likewise.
3216         * config/sh/sh.c (sh_handle_option): New function.
3217         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3218         (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3219         (sh_target_switches, target_switches): Delete.
3220         (sh_pch_valid_p): Check for specific differences in the target_flags
3221         settings.
3222         (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3223         * config/sh/sh.opt: New file.
3225 2005-05-18  Richard Henderson  <rth@redhat.com>
3227         PR target/21632
3228         * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3229         small_addr_symbolic_operand.
3231 2005-05-18  Jeff Law  <law@redhat.com>
3233         * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3234         propagate an ADDR_EXPR if the definition and use sites are
3235         in different EH regions.
3237 2005-05-18  Ian Lance Taylor  <ian@airs.com>
3239         * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3240         obstack_grow.
3242 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
3244         * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3246 2005-05-18  Daniel Berlin  <dberlin@dberlin.org>
3247         
3248         Fix PR tree-optimization/21407
3250         * tree-ssa-operands.c (note_addressable): Change
3251         COMPONENT_REF handling in response to aliasing
3252         discussion.
3254 2005-05-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3256         * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3257         * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3258         * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3259         * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3260         the default on Solaris too.
3262 2005-05-17  Daniel Berlin  <dberlin@dberlin.org>
3264         * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3265         is okay too.
3267 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3269         * timevar.def (TV_SCEV_CONST): New timevar.
3270         * tree-optimize.c (init_tree_optimization_passes): Add
3271         pass_scev_cprop.
3272         * tree-pass.h (pass_scev_cprop): Declare.
3273         * tree-scalar-evolution.c (scev_const_prop): New function.
3274         * tree-scalar-evolution.h (scev_const_prop): Declare.
3275         * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3276         New.
3277         * tree-cfg.c (replace_uses_by): Export.
3278         * tree-flow.h (replace_uses_by): Declare.
3280 2005-05-17  Ziemowit Laski  <zlaski@apple.com>
3281             Mike Stump  <mrs@apple.com>
3283         Yet more Objective-C++...
3285         * c-common.h (objc_finish_try_stmt): Add.
3286         (objc_build_synchronized): Add.
3287         (objc_generate_write_barrier): Add.
3288         * stub-objc.c (objc_build_synchronized): Add return value.
3289         (objc_finish_try_stmt): Likewise.
3290         (objc_generate_write_barrier): Add.
3292         * c-common.h (objc_rewrite_function_call): Add.
3293         * c-typeck.c (build_function_call): Allow objc to rewrite
3294         FUNCTION_DECLs.
3295         (build_modify_expr): Allow objc to generate write barriers.
3296         * c.opt (Wassign-intercept): Add.
3297         (Wstrict-selector-match): Add.
3298         (fobjc-call-cxx-cdtors): Add.
3299         (fobjc-direct-dispatch): Add.
3300         (fobjc-gc): Add.
3301         * dbxout.c (get_lang_number): Add Objective-C++ support.
3302         * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3303         (-Wstrict-selector-match): Likewise.
3304         (-fobjc-direct-dispatch): Likewise.
3305         (-Wassign-intercept): Likewise.
3306         (Overall Options): Likewise.
3307         * gengtype.c (get_output_file_with_visibility): Likewise.
3308         * stub-objc.c (objc_rewrite_function_call): Add.
3309         * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3311         * c-common.c (flag_objc_exceptions): Remove.
3312         (flag_objc_sjlj_exceptions): Remove.
3313         * c-decl.c (objc_mark_locals_volatile): Don't change decls
3314         that are already ok.
3315         * c-opts.c (c_common_handle_option, case
3316         OPT_fobjc_exceptions): Remove.
3317         (case OPT_fobjc_sjlj_exceptions): Remove
3318         * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3319         (fobjc-exceptions): Likewise.
3320         (fobjc-sjlj-exceptions): Likewise.
3321         * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3322         (OFFS_ASSIGNIVAR_FAST): Add.
3323         
3324 2005-05-17  Eric Botcazou  <ebotcazou@libertysurf.fr>
3326         * config/sparc/sparc.md (movhi): Do not test constness
3327         of operand #1 twice.
3328         (movsi): Likewise.
3329         (movdi): Unconditionally accept zero as second operand
3330         when the first is memory.
3331         (movdi_insn_sp32): Handle above case.
3332         (DImode splitter): Use predicates.
3333         (DImode splitter): Use const_zero_operand predicate.
3334         (movsf_insn): Swap 2 alternatives.
3336 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3338         * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3339         expand_simple_operations to bases of the ivs.
3340         (tree_int_cst_sign_bit): Export.
3341         * tree-flow.h (expand_simple_operations): Declare.
3342         * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3343         tree_int_cst_sign_bit.
3344         (expand_simple_operations): Export.
3345         * tree.h (tree_int_cst_sign_bit): Declare.
3347 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3349         * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3350         merged block.
3351         (replace_uses_by): New function.
3352         (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3353         * tree-flow.h (fold_stmt_inplace): Declare.
3354         * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3355         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3356         info after cfg cleanup.
3358 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3360         * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3361         * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3362         const.
3364 2005-05-17  Zdenek Dvorak  <dvorakz@suse.cz>
3366         * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3367         * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3368         * timevar.c (timevar_ggc_mem_total): New variable.
3369         (GGC_MEM_BOUND): New constant.
3370         (get_time): Record ggc memory status.
3371         (timevar_accumulate): Accumulate amount of ggc memory.
3372         (timevar_print): Print consumption of ggc memory.
3373         * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3374         TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3375         TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3376         * timevar.h (struct timevar_time_def): Add ggc_mem field.
3377         (timevar_ggc_mem_total): Declare.
3379 2005-05-17  Kazu Hirata  <kazu@cs.umass.edu>
3381         * tree-into-ssa.c (update_ssa): Clean up by shortening the
3382         live range of DFS.
3384 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3386         * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3387         define_code_attr.
3388         ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3389         ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3390         ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3391         ("s<ocond:code>"): Rename from respectively "b<ncond>",
3392         "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3393         "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3394         "s<rcond>" and "s<ocond>".
3395         ("b<ocond:code>", "*b<ocond:code>_reversed")
3396         ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3397         output statement section.
3399 2005-05-17  Roger Sayle  <roger@eyesopen.com>
3401         * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3403 2005-05-17  Steven Bosscher  <stevenb@suse.de>
3404             Stuart Hastings <stuart@apple.com>
3405             Jan Hubicka  <jh@suse.cz>
3406             Dale Johannesen  <dalej@apple.com>
3408         * cgraph.h (cgraph_node): Add 'lowered' state.
3409         (cgraph_lower_function): Declare.
3410         * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3411         (cgraph_lower_function): New function.
3412         (cgraph_create_edges): Deal with lowered function bodies.
3413         (verify_cgraph_node): Likewise.
3414         (cgraph_analyze_function): Do lowering job.
3415         (cgraph_build_static_cdtor): Likewise.
3416         * function.h (struct function): Add saved_eh and saved_cfg.
3417         * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3418         * tree-cfg.c (fold_cond_expr_cond): Export.
3419         * tree-flow.h (fold_cond_expr_cond): Declare.
3420         * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3421         pointer-set.
3422         (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3423         in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3424         callee_cfun, block, eh_region, eh_region_offset.
3425         (inlining_p): New predicate.
3426         (remap_decl): Update for new inline_data; declare newly created inline
3427         vars in low gimple way.
3428         (copy_body_r): Update for new datastructure, simplify some of handling
3429         when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3430         deal with RESX_EXPRs.
3431         (copy_bb): New.
3432         (copy_edges_for_bb): Likewise.
3433         (remap_decl_1): New.
3434         (copy_cfg_body): New.
3435         (copy_generic_body): Rewrite to work on low gimple.
3436         (copy_body): Turn into simple wrapper around copy_cfg_body.
3437         (setup_one_parameter): Insert new statements into given basic block.
3438         (initialize_initialized_parameters): Likewise, reorganize way things are
3439         gimplified.
3440         (declare_return_variable): Update for new inline data datastructure.
3441         (inline_forbidden_p): Work on low gimple.
3442         (estimate_num_insns): Likewise.
3443         (expand_call_inline): Work on CFG.
3444         (push_cfun, pop_cfun): New functions.
3445         (cfun_stack): New stack.
3446         (add_lexical_block): New function.
3447         (gimple_expand_calls_inline): Work on basic block.
3448         (optimize_inline_calls): Likewise.
3449         (clone_body, save_body, unsave_ewpr_now): Update for new
3450         datastructures.
3451         (declare_inline_vars): Work on block instead of bind_expr.
3452         (inlining_p): New predicate.
3453         * tree-inline.h (push_cfun, pop_cfun): Declare.
3454         * tree-optimize.c: Include except.h
3455         (all_lowering_passes): New variable.
3456         (execute_fixup_cfg, pass_fixup_cfg): New pass.
3457         (init_tree_optimization_passes): Move some to all_lowering_passes.
3458         (tree_lowering_passes): New function.
3459         (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3460         * tree-pass.h (tree_lowering_passes): Declare
3462 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
3464         * unwind-dw2-fde-darwin.c: Include tsystem.h.
3466 2005-05-17  Jeff Law  <law@redhat.com>
3468         * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3469         * tree-ssa-forwprop.c: Include langhooks.h.
3470         (forward_propagate_addr_expr_into_variable_array_index): New.
3471         (forward_propagate_addr_expr): New.
3472         (tree_ssa_forward_propagate_single_use_vars): Loop over all
3473         the statements in the block instead of just the last statement.
3474         Call forward_propagate_addr_expr as needed.
3475         (pass_forwprop): Update the SSA graph after forward propagation is
3476         complete.
3478 2005-05-17  Nathan Sidwell  <nathan@codesourcery.com>
3480         * unwind-dw2-fde-glibc.c (base_from_cb_data,
3481         _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3482         appropriate.
3483         * unwind-dw2-fde.c (__deregister_frame_info_bases,
3484         base_from_object, fde_split, end_fde_sort): Likewise.
3485         * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op, 
3486         execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3487         uw_init_context_1): Likewise.
3488         * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3489         _Unwind_Resume_or_Rethrow): Likewise.
3490         * unwind-pe.h (__gxx_abort): Do not define.
3491         (size_of_encoded_value, base_of_encoded_value,
3492         read_encoded_value_with_base): Use gcc_unreachable.
3493         * unwind.h (_Unwind_GetTextRelBase): Likewise.
3495 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
3497         * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3498         (cfi_end): New macros.
3499         (RETLDM): Use cfi_pop.  Expect an eight byte stack frame.
3500         (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros.  Create
3501         an eight byte stack frame.
3502         (__NR_tkill): Define.
3503         (__div0): Use gettid tkill on GNU/Linux.
3504         (_arm_return): Add CFI.
3505         (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3507 2005-05-17  Daniel Jacobowitz  <dan@codesourcery.com>
3509         * configure.ac: Remove spaces around assignment to
3510         gcc_cv_ld_sysroot.
3511         * configure: Regenerated.
3513 2005-05-17  David Edelsohn  <edelsohn@gnu.org>
3515         * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3516         * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3517         aix_struct_ret.
3518         (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3519         Modify aix_struct_return variable, not target_flags.
3520         (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3521         (rs6000_return_in_memory): Test aix_struct_return.
3522         * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3523         independent variable.  Report mxl-compat.
3525 2005-05-17  Bernd Schmidt  <bernd.schmidt@analog.com>
3527         * config/bfin/bfin.md (eh_return): Add missing DONE.
3529 2005-05-17  Ian Lance Taylor  <ian@airs.com>
3531         * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3532         field.
3533         (mode_attr_index): Remove check for defined attribute.  Remove
3534         infile parameter.  Change all callers.
3535         (apply_mode_maps): Add unknown parameter.  Change caller.  Always
3536         return after finding attribute.
3537         (apply_macro_to_rtx): Add unknown_mode_attr parameter.  Change
3538         callers.
3539         (apply_macro_traverse): Set mtd->unknown_mode_attr.
3540         (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3541         attribute used for a mode.
3543 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3545         * tree-ssa-math-opts.c: New file.
3547 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3549         * tree-ssa-math-opts.c: New file.
3551 2005-05-17  Paolo Bonzini  <bonzini@gnu.org>
3553         * Makefile.in: Add tree-ssa-math-opts.c.
3554         * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3555         * fold-const.c (distribute_real_division): New.
3556         (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3557         * tree-pass.h (pass_cse_reciprocals): New.
3558         * tree-optimize.c (init_tree_optimization_passes): Run it.
3559         * doc/passes.texi: Document the new pass.
3561 2005-05-17  Richard Guenther  <rguenth@gcc.gnu.org>
3563         PR middle-end/21595
3564         * builtins.c (fold_builtin_constant_p): Handle
3565         &"string cst"[0] as constant.
3567 2005-05-17  Richard Henderson  <rth@redhat.com>
3569         * config/i386/sse.md (mulv16qi3, mulv2di3): New.
3571 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
3573         PR middle-end/21492
3574         * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
3575         src2 if src2 has been split.
3577         PR tree-optimization/21610
3578         * c-typeck.c (decl_constant_value_for_broken_optimization): If not
3579         returning DECL, call unshare_expr.
3581 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3583         * config/cris/cris.md: Unquote preparation and output statements.
3584         (BWD, WD, BW): New, mode-macros.
3585         (S, s, m, mm, nbitsm1): New, mode-attrs.
3586         (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
3587         (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
3588         code-attrs.
3589         ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
3590         ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
3591         ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
3592         "*cmp_swapexthi".
3593         ("cmp<mode>"): Replace "cmphi" and "cmpqi".
3594         ("movdi"): Move misplaced head comment regarding necessity of
3595         movdi from movsi to here.
3596         ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
3597         "*mov_sidehi_biap".
3598         ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
3599         ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
3600         "*mov_sideqi_biap_mem".
3601         ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
3602         "*mov_sidehi_mem".
3603         ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
3604         "*clear_sidehi_biap" and "*clear_sideqi_biap".
3605         ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
3606         and "*clear_sideqi".
3607         ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
3608         "*ext_sidehisi_biap".
3609         ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
3610         "*ext_sidehisi".
3611         ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
3612         ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
3613         ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
3614         ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
3615         ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
3616         "zero_extendqisi2".
3617         ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
3618         "*op_sidehi_biap" and "*op_sidesi_biap".
3619         ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
3620         "*op_sidesi".
3621         ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
3622         "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
3623         ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
3624         "*op_swap_sidehi" and "*op_swap_sidesi".
3625         ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
3626         in the N alternative of "subqi3".
3627         ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
3628         "*extophisi_side_biap".
3629         ("*extop<mode>si_side"): Replace "*extopqisi_side" and
3630         "*extophisi_side".
3631         ("*extop<mode>si_swap_side_biap"): Replace
3632         "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
3633         ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
3634         "*extophisi_swap_side".
3635         ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
3636         ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
3637         "*extophisi_swap".
3638         ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
3639         "mulqihi3", "mulhisi3" and "mulhisi3".
3640         ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
3641         ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
3642         "umulsi3_highpart".
3643         ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
3644         ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
3645         ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
3646         ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
3647         ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
3648         ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
3649         "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
3650         ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
3651         "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
3652         ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
3653         ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
3654         ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
3655         "*ashlhi_lowpart".
3656         ("abs<mode>2"): Replace "abshi2" and "absqi2".
3657         ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
3658         "bleu".
3659         ("b<ocond>"): Replace "bgt" and "ble".
3660         ("b<rcond>"): Replace "blt" and "bge".
3661         ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
3662         "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
3663         "*bleu_reversed".
3664         ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
3665         "*ble_reversed".
3666         ("*b<rcond>_reversed"): Replace "*blt_reversed" and
3667         "*blt_reversed".
3668         ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
3669         "sne".
3670         ("s<rcond>"): Replace "sge" and "slt".
3671         ("s<ocond>"): Replace "sgt" and "sle".
3672         ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
3673         [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
3674         ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
3675         clear.w [rx=rx+i] and clear.b [rx=rx+i].
3677 2005-05-17  Jakub Jelinek  <jakub@redhat.com>
3679         * varasm.c (struct constant_descriptor_tree): Add hash field.
3680         (const_desc_hash): Just return hash field.
3681         (const_desc_eq): If hash values are different, return 0 immediately.
3682         (output_constant_def): Compute hash field of temporary key, use
3683         htab_find_slot_with_hash instead of htab_find_slot.  Set hash in
3684         newly built constant descriptor.
3685         (lookup_constant_def): Compute hash field of temporary key, use
3686         htab_find_with_hash instead of htab_find.
3688 2005-05-16  Richard Henderson  <rth@redhat.com>
3690         * config/i386/sse.md (mulv4si3): New.
3692 2005-05-17  Hans-Peter Nilsson  <hp@axis.com>
3694         * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
3695         tests for noncanonical versions of reg+constant and
3696         reg+reg*{1,2,4}.
3698 2005-05-16  Richard Henderson  <rth@redhat.com>
3699             Steven Bosscher <stevenb@suse.de>
3701         PR tree-opt/21399
3702         * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from 
3703         maybe_clean_eh_stmt; take old stmt parameter.  Update EH
3704         region data structure to match replacement.
3705         * tree-flow.h: Update to match.
3706         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
3707         * tree-ssa-dom.c (optimize_stmt): Likewise.
3708         * tree-ssa-pre.c (eliminate): Likewise.
3709         * tree-ssa-propagate.c (substitute_and_fold): Likewise.
3711 2005-05-16  Caroline Tice  <ctice@apple.com>
3713         * bb-reorder.c (verify_hot_cold_block_grouping):  Replace
3714         internal_error with gcc_assert.
3715         * dwarf2out.c (dwarf2out_switch_text_section):  Likewise.
3716         * function.h (struct function): Remove space between "*" and
3717         struct field names.
3718         * varasm.c (initialize_cold_section_name):   Add gcc_assert;
3719         modify to use alloca.
3720         (unlikely_text_section): Add check for flag_function_sections.
3721         (assemble_start_function):  Move call to resolve_section, so it
3722         comes before first call to unlikely_text_section.
3723         (assemble_end_function):  Add test and call to function_section
3724         if appropriate.
3725         
3726 2005-05-16  Roger Sayle  <roger@eyesopen.com>
3728         * c-common.c (c_common_truthvalue_conversion): Use fold_build2
3729         instead of build_binary_op when performing code transformations
3730         to avoid error messages about constructs not it the user's code.
3732 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3734         * tree-ssa-pre.c: Fix a comment typo.
3736 2005-05-16  Richard Henderson  <rth@redhat.com>
3738         PR target/21556
3739         * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
3740         load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
3741         add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
3742         load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
3743         add_tprel22): Remove mode from symbolic operand.
3745 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
3747         * optc-gen.awk: Include intl.h after the externally-provided files.
3749 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3751         * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
3752         folding a COND_EXPR_COND in a nondestructive manner.
3754 2005-05-16  Fariborz Jahanian <fjahanian@apple.com>
3756         * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh, 
3757         altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
3758         New values for vec_select definitions and bitmask for element
3759         selection.
3760          
3761 2005-05-16  Kazu Hirata  <kazu@cs.umass.edu>
3763         * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
3764         Change the type to VEC(rtx,gc)*.
3765         (mem_loc_descriptor, add_const_value_attributes,
3766         dwarf2out_init): Adjust uses of used_rtx_varray.
3768         * tree-data-ref.c (compute_all_dependences): Change the type
3769         of dependence_relations to VEC(ddr_p,heap)**.
3770         (compute_data_dependences_for_loop): Change the type of
3771         allrelations to VEC(ddr_p,heap)*.
3773 2005-05-16  Richard Sandiford  <rsandifo@redhat.com>
3775         * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
3776         system.h, coretypes.h and tm.h.
3777         (options.o): Update dependencies accordingly.
3778         * optc-gen.awk: Allow header_name to be a list of filenames.
3779         Handle the "Condition" flag.
3780         * opts.h (CL_DISABLED): New flag.
3781         * opts.c (handle_option): Print an error for CL_DISABLED options.
3782         * doc/options.texi: Document the "Condition" option flag.
3784 2005-05-16  Paolo Bonzini  <bonzini@gnu.org>
3786         * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
3788 2005-05-15  Roger Sayle  <roger@eyesopen.com>
3790         * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
3791         check for TREE_OVERFLOW on INTEGER_CST trees.
3792         * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
3793         CONSTANT_CLASS_P tree nodes.
3795 2005-05-15  H.J. Lu  <hongjiu.lu@intel.com>
3797         PR target/21551
3798         * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
3800 2005-05-15  Daniel Berlin  <dberlin@dberlin.org>
3801             
3802         Fix PR tree-optimization/21576
3803         
3804         * tree-ssa-pre.c (expression_node_pool): New pool.
3805         (comparison_node_pool): Ditto.
3806         (list_node_pool): Ditto.
3807         (pool_copy_list): New function.
3808         (phi_translate): Handle CALL_EXPR.
3809         (valid_in_set): Ditto.
3810         (create_expression_by_pieces): Ditto.
3811         (insert_into_preds_of_block): Ditto.
3812         (insert_aux): Ditto.
3813         (compute_avail): Ditto.
3814         (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
3815         (can_value_number_call): New function.
3816         (find_leader): Update comment.
3817         (init_pre): Create new pools.
3818         (fini_pre): Free new pools.
3819         (pass_pre): Add TODO_update_ssa for the future when we are going
3820         to need vops.
3821         * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
3822         (set_value_handle): Ditto.
3823         (get_value_handle): Ditto.
3825 2005-05-15  Richard Earnshaw  <richard.earnshaw@arm.com>
3827         * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
3829 2005-05-15  Andreas Jaeger  <aj@suse.de>
3831         * gcc.c (pfatal_pexecute): Remove unused local function.
3833 2005-05-15  Richard Sandiford  <rsandifo@redhat.com>
3835         * optc-gen.awk: Remove excess indentation.
3836         * opth-gen.awk: Likewise.
3838 2005-05-14  Kaz Kojima  <kkojima@gcc.gnu.org>
3840         * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
3841         of basic_block_info.  Call init_flow and find_basic_blocks
3842         before dbr_schedule if needed.
3844 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3846         * tree-optimize.c (init_tree_optimization_passes): Move
3847         pass_cd_dce in place of the last pass_dce.
3849         PR tree-optimization/21563
3850         * tree-vrp.c (compare_value): Return boolean_false_node when
3851         SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
3852         strictly larger than CST.
3854 2005-05-14  Nathan Sidwell  <nathan@codesourcery.com>
3855             Jan-Benedict Glaw  <jbglaw@lug-owl.de>
3857         * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
3858         gcc_assert().
3859         (rev_cond_name) Likewise.
3860         (vax_float_literal) Likewise.
3861         * config/vax/vax.md: Likewise.
3863 2005-05-14  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
3865         * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
3866         registers and use them (specifically the stack pointer).
3867         * config/vax/vax.h: Use above defines right here.
3869         * config/vax/vax.c: (override_options) Remove 'register' keyword.
3870         (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
3871         (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
3872         whitespace.
3873         * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
3874         mostly removal of trailing spaces...
3875         * config/vax/vax-modes.def: Remove trailing whitespace.
3877         * config/vax/elf.h: Update whitespace.
3879 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
3881         Revert
3882         2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
3883         * fold-const.c (fold_indirect_ref_1): Avoid removing
3884         NOP_EXPRs with type qualifiers like const.
3886 2005-05-14  Jan Hubicka  <jh@suse.cz>
3888         Patch by Richard Henderson:
3889         * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
3890         Handle RESX expressions properly.
3892         * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
3893         (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
3894         (remove_stmt_from_eh_region_fn): Likewise.
3896         * tree-cfg.c (execute_warn_function_return): Break out noreturn
3897         warning too..
3898         (execute_warn_function_noreturn): ... here.
3899         (pass_warn_function_noreturn): New pass.
3900         * tree-pass.h (pass_warn_function_noreturn): Declare
3901         * tree-optimize.c (init_tree_optimization_passes): Move return
3902         warnings early and add noreturn warnings at place of previous
3903         return warnings.
3905 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3907         * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
3908         root_var_init, type_var_init): Use VEC instead of VARRAY.
3909         * tree-ssa-live.h (tree_partition_associator_d): Change the
3910         type of trees to VEC(tree,heap)*.
3911         (tpa_tree): Use VEC instead of VARRAY.
3913 2005-05-14  Richard Guenther  <rguenth@gcc.gnu.org>
3915         * fold-const.c (div_if_zero_remainder): New function.
3916         (try_move_mult_to_index): Use it.
3918 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3920         * tree-eh.c (leh_tf_state): Change the type of dest_array to
3921         VEC(tree,heap)*.
3922         (maybe_record_in_goto_queue, lower_try_finally_onedest,
3923         lower_try_finally_copy, lower_try_finally_switch,
3924         lower_try_finally): Use VEC instead of VARRAY.
3926 2005-05-14  Hans-Peter Nilsson  <hp@axis.com>
3928         * config/cris/cris.h (Node: Register Classes): Remove obsoleted
3929         comment regarding defined register classes.
3930         (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
3932 2005-05-14  Kazu Hirata  <kazu@cs.umass.edu>
3934         * tree-optimize.c (init_tree_optimization_passes): Move
3935         pass_merge_phi before the first pass_dominator.
3937 2005-05-13  Richard Earnshaw  <richard.earnshaw@arm.com>
3939         * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
3940         unconditional.
3942 2005-05-13  Josh Conner  <jconner@apple.com>
3944         * config/arm/arm.c (arm_size_return_regs): New.
3945         (thumb_unexpanded_epilogue): replace in-line calculation
3946         of return registers with call to arm_size_return_regs.
3947         (use_return_insn): Include test of which registers are
3948         being used to hold return values, to accommodate
3949         vector return values.
3951 2005-05-11  Aldy Hernandez  <aldyh@redhat.com>
3953         * config/rs6000/sysv4.opt (mlittle): Handle.
3955         * config/rs6000/rs6000.c (rs6000_handle_option): Set
3956         target_flags_explicit when appropriate.
3958 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
3960         PR middle-end/20714:
3961         * optabs.c (no_conflict_data): New struct.
3962         (no_conflict_move_test): New function.
3963         (emit_no_conflict_block): Use it.
3965 2005-05-13  Adam Nemet  <anemet@lnxw.com>
3967         * doc/invoke.texi (Debugging Options): Option
3968         -fdump-translation-unit only works with C++ now.
3970 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
3972         Replace calls to abort in CRIS port.
3973         * config/cris/cris.h (CRIS_ASSERT): New macro.
3974         * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
3975         internal_error instead of abort.
3976         ("movsi"): Ditto.  Unquote preparation statement section.
3977         ("call", "call_value"): Ditto, but use gcc_assert where
3978         appropriate.  Tweak comments.
3979         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
3980         CRIS_ASSERT.
3981         (cris_op_str): Call internal_error, not abort.
3982         (cris_print_operand): Tweak "abort" reference to "die" in comment.
3983         (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
3984         (cris_notice_update_cc): Call internal_error, not abort.
3985         (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
3986         (cris_emit_movem_store, cris_asm_output_symbol_ref)
3987         (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
3988         (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
3989         ENABLE_CHECKING-guarded abort call.
3990         (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
3991         Use internal_error at end of test-chain.
3993 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
3995         PR rtl-optimization/20769:
3996         * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
3997         pattern emitted by expand_nl_goto_receiver.
3999         PR middle-end/20793:
4000         * integrate.c (allocate_initial_values): Update register liveness
4001         information.
4003 2005-05-13  Josh Conner  <jconner@apple.com>
4005         * arm.c (arm_return_in_memory): Add handling for vector return types.
4007 2005-05-13  David Ung  <davidu@mips.com>
4009         * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4010         name.
4011         * config/mips/mips.c: Add 4km alias.
4012         * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4013         * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4014         description.
4016 2005-05-13  Jan Hubicka  <jh@suse.cz>
4018         * c-decl.c (finish_function): Suppress "control reaches end of
4019         non-void function" when "no return statement in function
4020         returning non-void" is issued.
4022         * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4023         * tree-optimize.c (pass_gimple): Kill.
4024         (init_tree_optimization_passes): Kill pass_gimple.
4025         * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4026         * tree-dump.c (dump_files): Rename .generic to .gimple.*
4028 2005-05-13  J"orn Rennecke <joern.rennecke@st.com>
4030         PR rtl-optimization/20756:
4031         * basic-block.h (PROP_DEAD_INSN): Define.
4032         * flow.c (propagate_one_insn): Set during mark_set_regs call
4033         for a dead insn.
4034         (mark_set_1): Emit a clobber when we are about to delete a dead insn
4035         that kills a live register.
4037 2005-05-13  Adrian Straetling  <straetling@de.ibm.com>
4039         * config/s390/s390.md: ("DBL"): New mode attribute.
4040         ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4041         ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4042         ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4044 2005-05-13  Richard Guenther  <rguenth@gcc.gnu.org>
4046         * c-format.c (check_format_arg): Handle string literals of
4047         the form &"string"[offset].
4049         * g++.dg/warn/format4.C: New testcase.
4051 2005-05-13  Kazu Hirata  <kazu@cs.umass.edu>
4053         * config/mips/3000.md, config/mips/4000.md,
4054         config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4055         config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4056         config/mips/generic.md, config/pdp11/pdp11.md,
4057         config/sh/crt1.asm, config/sh/lib1funcs.asm,
4058         config/sh/sh-modes.def, config/sh/sh-protos.h,
4059         config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4061 2005-05-13  Richard Henderson  <rth@redhat.com>
4063         * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4064         addition to move unless dest is a register.  Do not skip
4065         instantiation in dest on addition simplification.
4067 2005-05-13  Hans-Peter Nilsson  <hp@axis.com>
4069         * config/cris/cris.c (cris_print_operand) <case 'H'; case
4070         CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4071         output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4073 2005-05-13  Jan Hubicka  <jh@suse.cz>
4075         * basic-block.h (FOR_ALL_BB_FN): New macro.
4076         (init_flow): Initialize cfg structure.
4077         * function.c (allocate_struct_function): Do not initialize cfg structure.
4078         * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4079         (build_tree_cfg): ... here.
4080         * tree-flow.h (init_empty_tree_cfg): Declare.
4082 2005-05-12  Steven Bosscher <stevenb@suse.de>
4084         Fix PR tree-optimization/21520
4085         * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4086         to attempt to fold constants.
4088 2005-05-12  Kaz Kojima  <kkojima@gcc.gnu.org>
4090         * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4091         only when TARGET_ADJUST_UNROLL_MAX is defined.
4092         (general_movsrc_operand): Use the C style comment.
4093         (ua_offset): Use prototype.
4095 2005-05-12  Zdenek Dvorak  <dvorakz@suse.cz>
4097         * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4098         (struct hmr_data, hoist_memory_reference, memref_del,
4099         struct fmrv_data): Removed.
4100         (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4101         (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4102         list.
4103         (find_more_ref_vops): Traverse the list of memory references.
4104         (determine_lsm_loop): Work with the list of memory references instead
4105         of traversing the hashtable.
4107 2005-05-12  Steven Bosscher  <stevenb@suse.de>
4108             Stuart Hastings <stuart@apple.com>
4109             Jan Hubicka  <jh@suse.cz>
4111         * except.c  (duplicate_eh_region_1, duplicate_eh_region_2,
4112         duplicate_eh_regions): New functions, based on old
4113         implementation removed with RTL inliner.
4114         (reachable_next_level): Modify behaviour pre-inline.
4115         * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4116         Declare.
4117         * function.h (struct function): Add after_inlining flag.
4118         * tree-optimize.c (tree_rest_of_compilation): Set it.
4119         * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4120         when needed.
4121         * tree-cfg.c (label_to_block_fn): Deal with cases where
4122         label was never insterted into code.
4124 2005-05-12  Zack Weinberg  <zack@codesourcery.com>
4126         * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4128 2005-05-12  Daniel Berlin  <dberlin@dberlin.org>
4130         Fix PR tree-optimization/21532
4131         * tree-ssa-pre.c (create_expression_by_pieces): stmt
4132         needs to go onto the inserted_exprs list.
4134 2005-05-12  Ian Lance Taylor  <ian@airs.com>
4136         * c-common.h (statement_code_p): Don't declare.
4137         (STATEMENT_CODE_P): Don't define.
4138         (INIT_STATEMENT_CODES): Don't define.
4139         * c-common.c (statement_code_p): Don't define.
4141 2005-05-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
4143         * config/sparc/sparc.h: Remove dead code.
4144         * config/sparc/sparc.c (sparc_compute_frame_size): Use
4145         FIRST_PARM_OFFSET for the size of the register window area.
4146         (emit_save_regs): Rename into emit_save_or_restore_regs.
4147         Add 'action' parameter.  Use 4095 as upper bound for the offset.
4148         Pass 'action' to save_or_restore_regs.
4149         (emit_restore_regs): Delete.
4150         (sparc_expand_prologue): Call emit_save_or_restore_regs.
4151         (sparc_expand_epilogue): Likewise.
4152         * config/sparc/sparc.md (mode macro P): Move.
4153         (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4154         (mov<V32:mode> expander): Move to the top of the V32 section.
4155         (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4156         (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4157         (sibcall_epilogue): Move.
4159 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
4161         PR target/21501
4162         * arm.c (arm_gen_constant): Sign-extend intermediate values when
4163         synthesizing a constant of the difference of two immediates.
4165 2005-05-12  Richard Earnshaw  <richard.earnshaw@arm.com>
4167         * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4168         (negdf2_vfp): Likewise.  Convert to define_insn_and_split and split
4169         the alternatives using integer registers into the appropriate
4170         primitives.
4172 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4174         * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4175         bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4176         * bitmap.h: Fixed comments.
4178 2005-05-11  Richard Henderson  <rth@redhat.com>
4180         PR target/21412
4181         * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4182         (ia64_cannot_force_const_mem): New.
4183         (tls_symbolic_operand_type): New.
4184         (ia64_legitimate_constant_p): New.
4185         (ia64_expand_load_address): Return true on success.  Improve
4186         checks for when we should not split.
4187         (ia64_expand_tls_address): New addend operand.  Distribute it
4188         as appropriate to the tls_kind.  Delay referencing gp.
4189         (ia64_expand_move): Split symbolic addend as necessary.  Handle
4190         tls symbols with addends.
4191         * config/ia64/ia64-protos.h: Update.
4192         * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4193         p0, f0, f1, and r13.
4194         (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4195         * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4196         (symbolic_operand splitter): Pass everything through
4197         ia64_expand_load_address and FAIL or DONE as appropriate.
4198         (load_fptr): Only accept after reload.
4199         (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4200         load_symptr_low, load_ltoff_dtpmod,
4201         (load_dtpmod): New.
4202         (load_dtprel): Only accept tls symbols.
4203         (load_dtprel64, load_dtprel22): Likewise.
4204         (load_tprel, load_tprel64, load_tprel22): Likewise.
4205         (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4206         (add_dtprel): Only accept tls symbols.  Canonicalize PLUS.
4207         (add_dtprel14, add_dtprel22): Likewise.
4208         (add_tprel, add_tprel14, add_tprel22): Likewise.
4209         * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4210         (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4211         (got_symbolic_operand): Check CONST offsets.
4212         (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4213         (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4214         (move_operand): Don't handle tls here.  Check CONST offsets.
4216 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
4218         * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4219         Remove hilo_operand check.
4220         (rm7_impy_si_mul): Just match imul3.  Remove hilo_operand check.
4221         * config/mips/predicates.md (hilo_operand): Delete.
4223 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
4225         * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4227 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
4229         PR tree-optimizer/18472
4230         * tree-if-conv.c (tree_if_convert_stmt,
4231         if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4233 2005-05-11  Jan Hubicka  <jh@suse.cz>
4235         * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4236         (GTFILES): add except.h.
4237         * except.c (eh_status): Add throw_stmt_table.
4238         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4239         * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4240         lookup_stmt_eh_region_fn): Declare.
4241         (throw_stmt_node): New structure.
4242         (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4243         * gengtype.c (open_base_files): Add except.h to inlines.
4244         * tree-eh.c (throw_stmt_node): Kill.
4245         (record_stmt_eh_region): Update.
4246         (add_stmt_to_eh_region_fn): Break out from ...
4247         (add_stmt_to_eh_region): ... here.
4248         (remove_stmt_from_eh_region_fn): Break out from ...
4249         (remove_stmt_from_eh_region): ... here.
4250         (lookup_stmt_eh_region_fn): Break out from ...
4251         (lookup_stmt_eh_region): ... here.
4252         (honor_protect_cleanup_actions): Use build_resx.
4253         (lower_try_finally_onedest): Likewise.
4254         (lower_try_finally_copy): Likewise.
4255         (lower_try_finally_switch): Likewise.
4256         (lower_eh_constructs): Update eh table construction.
4257         * tree.c (build_resx): New.
4258         * tree.h (build_resx): Declare.
4260 2005-05-11  H.J. Lu  <hongjiu.lu@intel.com>
4262         * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4263         is needed.
4265 2005-05-11  Kazu Hirata  <kazu@cs.umass.edu>
4267         * fold-const.c, libgcov.c: Fix comment typos.
4269         * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4270         redundant code.
4272 2005-05-11  Daniel Jacobowitz  <dan@codesourcery.com>
4274         * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4275         * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4276         default definition.
4277         (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4279 2005-05-11  Nathan Sidwell  <nathan@codesourcery.com>
4281         PR bootstrap/21481
4282         * crtstuff.c: Include auto-host.h again, for now.
4284 2005-05-11  Richard Sandiford  <rsandifo@redhat.com>
4286         * config/mips/24k.md: Remove trailing whitespace.
4288 2005-05-11  David Ung  <davidu@mips.com>
4290         * config/mips/mips.md (type): Add imul3.
4291         (length, hazard, may_clobber_hilo): Check for imul3.
4292         (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4293         (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4294         * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4295         for a 3 operand mul and its bypasses.
4296         * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4297         * config/mips/4000.md (r4k_imul): Likewise.
4298         * config/mips/4100.md (r4100_imul_si, r4100_imul_di):  Likewise.
4299         * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4300         (vr4130_muldi): Likewise.
4301         * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4302         * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4303         * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4304         * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4305         (ir_vr54_imadd_si): Likewise.
4306         * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di):  Likewise.
4307         * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4308         (rm7_impy_di): Likewise.
4309         * config/mips/9000.md (rm9k_mulsi, rm9k_muldi):  Likewise.
4310         * config/mips/generic.md (generic_imul): Likewise.
4311         * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4312         * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di):  Likewise.
4314 2005-05-11  J"orn Rennecke <joern.rennecke@st.com>
4316         PR middle-end/20371:
4317         * tree.h (record_layout_info_s): New member prev_packed.
4318         * stor-layout.c (update_alignment_for_field): Fix comment about
4319         KNOWN_ALIGN.  For MS bitfields, if we start a new run, make sure
4320         we start it properly aligned.
4321         (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4322         to update_alignment_for_field, and recompute it afterwards using
4323         the alignment of the record.
4324         When a packed bitfield precedes an MS bitfield, don't add padding
4325         at the end of the packed bitfield on behalf of the base type of
4326         the packed bit field.
4327         Don't adjust rli->bitpos at the end
4328         of an MS bitfield run if we already adjusted bitpos/offset for an
4329         alignment as large or larger than the bitfield type size.
4330         Take possible record alignment > BIGGEST_ALIGNMENT into account
4331         when calculating actual_align.
4332         Only put packed buit fields into rli->prev_field if they end up
4333         suitably aligned.
4334         Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4335         Update rli->remaining_in_alignment when we have already started a
4336         run of bit fields and we process a packed bit field.
4338 2005-05-11  Sebastian Pop  <pop@cri.ensmp.fr>
4340         * tree-data-ref.c (find_data_references_in_loop): Give up when
4341         the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4342         may embed arbitrary side effects.
4343         Remove the assumption that GIMPLE form contains a single array
4344         access per statement.
4345         When the statement contains virtual operands, fail if it is not
4346         a MODIFY_EXPR or a CALL_EXPR.
4347         Return after the dont know node is inserted.
4349 2005-05-11  Richard Earnshaw  <richard.earnshaw@arm.com>
4351         * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4353 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
4355         PR middle-end/19807
4356         PR tree-optimization/19639
4357         * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4358         and generic summands for char* as s * delta, too, folding &a[i]
4359         CODE x to &a[i CODE x/s].  Use tree_int_cst_equal
4360         for comparison of steps.  Convert types for index addition.
4361         (fold_binary): Adjust the callers to always dispatch to
4362         try_move_mult_to_index.
4363         * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4364         expr with non-gimple ARRAY_REF offset.
4366 2005-05-11  Richard Guenther  <rguenth@gcc.gnu.org>
4368         * fold-const.c (fold_indirect_ref_1): Avoid removing
4369         NOP_EXPRs with type qualifiers like const.
4371 2005-05-11  Richard Henderson  <rth@redhat.com>
4373         PR c/21502
4374         * c-decl.c (finish_decl): Propagate the completed array type of
4375         a global variable into the binding.
4377 2005-05-10  Matt Kraai  <kraai@ftbfs.org>
4379         * Makefile.in (gtype-desc.o, build/genautomata.o)
4380         (build/varray.o): Depend on $(VARRAY_H).
4382 2005-05-10  Diego Novillo  <dnovillo@redhat.com>
4384         * tree-optimize.c (init_tree_optimization_passes): Re-organize
4385         optimization passes to do an initial batch of scalar cleanups.
4387 2005-05-10  Ian Lance Taylor  <ian@airs.com>
4389         * read-rtl.c (struct macro_traverse_data): Define.
4390         (map_attr_string): New static function, broken out of
4391         apply_macro_to_string.
4392         (mode_attr_index, apply_mode_maps): New static functions.
4393         (apply_macro_to_string): Call map_attr_string.
4394         (apply_macro_to_rtx): Add mode_maps and infile parameters.  Change
4395         all callers.
4396         (apply_macro_traverse): Expect data to point to a struct
4397         macro_traverse_data.
4398         (read_rtx): Add mode_maps local variable.  Use mode_traverse_data
4399         to pass data through htab_traverse.
4400         (read_rtx_1): Add mode_maps parameter.  Change all callers.
4401         Handle mode names which are attribute strings.
4402         * doc/md.texi (Substitutions): Rename from String Substitutions.
4403         Change references.  Document using attributes as modes.
4405 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
4407         * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4408         * tree-optimize.c (init_tree_optimization_passes) Swap
4409         pass_ch and pass_profile.
4410         * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4411         here.  Remove rewrite_into_loop_closed_ssa call.
4413 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4415         * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4416         function.
4417         (legitimate_reload_constant_p): Add check for const double zero.
4418         * config/s390/s390.md: Add comment for constraint letter 'G'.
4419         ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4420         attributes for new case.
4421         * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4422         s390_const_double_ok_for_constraint_p.
4423         * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4424         Add prototype.
4426 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4428         PR tree-optimization/21170
4429         * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4430         rewrite_ssa_into_ssa in comments with update_ssa.
4432 2005-05-10  Zdenek Dvorak  <dvorakz@suse.cz>
4434         * tree-ssa-loop-im.c: Include hashtab.h.
4435         (struct mem_ref_loc): New.
4436         (struct mem_ref): Describe the set of references with the same
4437         shape.
4438         (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4439         maybe_queue_var, fem_single_reachable_address,
4440         for_each_memref, single_reachable_address,
4441         is_call_clobbered_ref, determine_lsm_reg): Removed.
4442         (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4443         hoist_memory_reference, memref_hash, memref_eq, memref_del,
4444         gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4445         New functions.
4446         (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4447         (determine_lsm_loop): Rewritten.
4448         (determine_lsm): Do not set stmt uids.
4450 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4452         * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4453         letters.
4455 2005-05-10  Adrian Straetling  <straetling@de.ibm.com>
4457         * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4458         ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4459         ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4461 2005-05-10  Jeff Law  <law@redhat.com>
4463         * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4464         thread_across_edge for any abnormal edges.
4466 2005-05-10  Richard Henderson  <rth@redhat.com>
4468         * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4469         * config/ia64/ia64-protos.h: Declare it.
4470         * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4471         (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4472         (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4473         (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4474         (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4475         (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>.  Zero
4476         extend result; use release semantics.
4477         (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4478         (sync_val_compare_and_swap_<IMODE>): Update to match.
4480 2005-05-10  Richard Henderson  <rth@redhat.com>
4482         * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4483         before comparing it for success.
4485 2005-05-10  Richard Henderson  <rth@redhat.com>
4487         * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4488         no return value pattern.
4490 2005-05-10  Grigory Zagorodnev  <grigory.zagorodnev@intel.com>
4491             H.J. Lu  <hongjiu.lu@intel.com>
4493         * libgcov.c (create_file_directory): New function. Create
4494         directory for the given file name.
4495         (gcov_max_filename): New static var. Keeps size of the longest
4496         file name.
4497         (gcov_exit): Always try to create directory for output
4498         file. Relocate each filename basing on environment vars.
4499         (__gcov_init): Remember the longest file name.
4500         * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4501         * doc/gcov.texi (Cross-profiling): New node documenting
4502         cross-profiling management.
4503         * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4505 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
4507         * config/sparc/sparc.c (mem_min_alignment): Do not rely
4508         on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4510 2005-05-10  Bob Wilson  <bob.wilson@acm.org>
4512         * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4513         case code to avoid one move instruction.
4514         (__umodsi3, __modsi3): Merge duplicated code sequences.
4516 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4518         * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4519         config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4520         * doc/invoke.texi: Fix typos.
4522         * tree-data-ref.c (analyze_array_indexes, analyze_array,
4523         init_data_ref, access_functions_are_affine_or_constant_p,
4524         free_data_refs): Use VEC instead of VARRAY.
4525         * tree-data-ref.h (data_reference): Change the type of
4526         access_fns to VEC(tree,gc)*.
4527         (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4529 2005-05-10  Gabor Loki <loki@gcc.gnu.org>
4531         PR c/17913
4532         * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4533         * fold-const.c (fold): Expand the condition of reducing cond_expr.
4534         (contains_label_1, contains_label_p): New functions for checking
4535         labels in a sub-tree.
4537 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
4539         PR c/21342
4540         * c-decl.c (pushdecl): When there is a declaration in the current
4541         scope and the declarations are external linkage, check for
4542         compatibility with the type in the external scope and update the
4543         type in the external scope with the composite type information.
4544         Do not form a composite type of the new type and the visible type
4545         if they are incompatible.
4547 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
4549         * crtstuff.c: Revert part of 2005-05-08 Change.
4550         (IN_LIBGCC2): Define.
4552 2005-05-10  Eric Botcazou  <ebotcazou@libertysurf.fr>
4554         * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4555         remove redundant test.
4556         (fp_mov_p): Accept 0.
4557         (fp_high_losum_p): Remove redundant test.
4558         * config/sparc/predicates.md (const_high_operand): Explicitly test
4559         (not small_int_operand).
4560         (fp_const_high_losum_operand): New.
4561         * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'.  Reorder.
4562         (movdi_insn_sp32_v9): Use canonical predicates.
4563         (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4564         (movdi_insn_sp64_novis): Delete.
4565         (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4566         (movsf_insn_novis): Delete.
4567         (movsf_insn_vis): Rename into movsf_insn.
4568         (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4569         (movsf_lo_sum): Use fp_const_high_losum_operand.
4570         (movsf_high): Likewise.
4571         (movsf_high_losum splitter): Likewise.
4572         (mov<V32:mode> expander): Use register_or_zero_operand.
4573         (mov<V64:mode> expander): Likewise.
4574         (movdf_insn_sp32): Use register_or_zero_operand.
4575         (movdf_no_e_insn_sp32): Use register_or_zero_operand.
4576         Rename into movdf_insn_sp32_no_fpu.
4577         (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
4578         Rename into movdf_insn_sp32_v9_no_fpu.
4579         (movdf_insn_v9only_novis): Delete.
4580         (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
4581         (movdf_insn_sp64_novis): Delete.
4582         (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
4583         (movdf_no_e_insn_sp64): Use register_or_zero_operand.
4584         Rename into movdf_insn_sp64_no_fpu.
4585         (movtf expander): Use register_or_zero_operand.
4586         (movtf_insn_sp32): Delete.
4587         (movtf_insn_vis_sp32): Use register_or_zero_operand.
4588         Rename into movtf_insn_sp32.
4589         (movtf_no_e_insn_sp32): Use register_or_zero_operand.
4590         Rename into movtf_insn_sp32_no_fpu.
4591         (movtf_insn_hq_sp64): Delete.
4592         (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
4593         Rename into movtf_insn_sp64_hq.
4594         (movtf_insn_sp64): Delete.
4595         (movtf_insn_vis_sp64): Use register_or_zero_operand.
4596         Rename into movtf_insn_sp64.
4597         (movtf_no_e_insn_sp64): Use register_or_zero_operand.
4598         Rename into movtf_insn_sp64_no_fpu.
4600 2005-05-10  Nathan Sidwell  <nathan@codesourcery.com>
4602         * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
4603         gcc_assert and gcc_unreachable as appropriate.
4604         (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
4605         xstormy16_output_cbranch_si, xstormy16_split_move,
4606         xstormy16_initial_elimination_offset,
4607         xstormy16_encode_section_info, xstormy16_print_operand_address,
4608         xstormy16_expand_call, xstormy16_expand_arith,
4609         xstormy16_output_shift, xstormy16_init_builtins): Likewise.
4611 2005-05-10  Kazu Hirata  <kazu@cs.umass.edu>
4613         * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
4614         const_copies to VEC(tree,heap)*.
4615         (new_elim_graph, delete_elim_graph, elim_graph_size,
4616         elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
4617         instead of VARRAY.
4619 2005-05-10  Joseph S. Myers  <joseph@codesourcery.com>
4621         PR other/21052
4622         * doc/extend.texi (Type Attributes): Correct example syntax.
4624 2005-05-09  Joseph S. Myers  <joseph@codesourcery.com>
4626         PR c/21160
4627         * doc/invoke.texi (-Wuninitialized): Update documentation.
4629 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
4631         * arm.c (const_ok_for_arm): Use a faster algorithm.
4633 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
4635         PR target/21477
4636         * config/rs6000/rs6000.md (add_op2): New.
4637         (add<mode>3): Use it.
4639 2005-05-09  Richard Earnshaw  <richard.earnshaw@arm.com>
4641         * arm.c (arm_gen_constant): Add new heuristic for generating
4642         constant integers that can be expressed as the difference of two
4643         valid immediates.
4645 2005-05-09  Roger Sayle  <roger@eyesopen.com>
4647         * c-tree.h (parser_build_unary_op): New prototype.
4648         * c-typeck.c (parser_build_unary_op): New function to construct
4649         a unary operation in the C parser.
4650         * c-parser.c (c_parser_unary_expression):  Use the new function
4651         parser_build_unary_op when appropriate.
4653 2005-05-09  Mark Mitchell  <mark@codesourcery.com>
4655         PR 18655
4656         * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
4657         before outputting DWARF_FRAME_RETURN_COLUMN.
4659 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4661         * config/s390/s390.c: (s390_branch_condition_mask,
4662         s390_branch_condition_mnemonic, s390_extra_constraint_str,
4663         s390_const_ok_for_constraint_p, s390_expand_plus_operand,
4664         legitimize_pic_address, s390_emit_tls_call_insn,
4665         legitimize_tls_address, legitimize_tls_address,
4666         s390_expand_addcc, print_shift_count_operand, print_operand,
4667         addr_generation_dependency_p, annotate_constant_pool_refs,
4668         s390_split_branches, find_constant_pool_ref,
4669         replace_constant_pool_ref, s390_add_constant, s390_find_constant,
4670         s390_find_execute, s390_mainpool_start, s390_chunkify_start,
4671         s390_output_pool_entry, s390_function_value,
4672         s390_call_saved_register_used, s390_emit_call): Replace
4673         conditional aborts by gcc_assert and unconditional by gcc_unreachable.
4674         (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
4675         s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
4676         get_some_local_dynamic_name, s390_function_arg_size,
4677         s390_function_arg_advance, s390_function_arg,
4678         s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
4679         default case by gcc_unreachable.
4680         * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
4681         conditional abort by gcc_assert.
4682         ("doloop_si31"): Replace abort in last else by gcc_unreachable.
4683         ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
4685 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4687         * config/s390/s390.c: (s390_decompose_address,
4688         tls_symbolic_operand, legitimate_pic_operand_p,
4689         legitimate_constant_p, legitimate_reload_constant_p,
4690         s390_expand_plus_operand, legitimate_address_p,
4691         legitimate_la_operand_p, ): Remove 'register' from signature.
4692         (symbolic_reference_mentioned_p,
4693         tls_symbolic_reference_mentioned_p): Remove 'register' from local
4694         variable declarations.
4695         (legitimize_address): Remove 'register' from
4696         signature and local variable declarations.
4698 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4700         * config/s390/s390-protos.h: (s390_match_ccmode,
4701         s390_match_ccmode_set, reg_used_in_mem_p,
4702         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4703         legitimate_la_operand_p, preferred_la_operand_p,
4704         s390_short_displacement, addr_generation_dependency_p,
4705         legitimate_reload_constant_p, legitimate_address_p): Change return type
4706         into 'bool'.
4707         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4708         * config/s390/s390.c: (s390_match_ccmode,
4709         symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
4710         legitimate_reload_constant_p): Change return type into 'bool'.
4711         (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
4712         Likewise.  Additionally adapted comment.
4713         (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
4714         (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
4715         (s390_decompose_address): Change the type of the internal flags
4716         "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
4717         (struct s390_address): Change type of "pointer" into bool.
4718         * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
4719         Adapt calls for 's390_tm_ccmode' to the new signature.
4721 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4723         * config/s390/s390.c: (s390_match_ccmode_set,
4724         s390_branch_condition_mnemonic, s390_short_displacement,
4725         s390_decompose_address, get_thread_pointer, legitimize_tls_address,
4726         print_shift_count_operand, get_some_local_dynamic_name,
4727         get_some_local_dynamic_name_1, reg_used_in_mem_p,
4728         addr_generation_dependency_p, s390_split_branches,
4729         annotate_constant_pool_refs, find_constant_pool_ref,
4730         replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
4731         s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
4732         s390_register_info, s390_frame_info, s390_init_frame_layout,
4733         s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
4734         restore_gprs, s390_function_arg_size, s390_function_arg_float,
4735         s390_init_machine_status, s390_assemble_integer, s390_handle_option,
4736         s390_encode_section_info, s390_cannot_force_const_mem,
4737         s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
4738         s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
4739         s390_adjust_priority, s390_issue_rate,
4740         s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
4741         s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
4742         s390_build_builtin_va_list, s390_gimplify_va_arg,
4743         s390_function_ok_for_sibcall, s390_call_saved_register_used,
4744         s390_pass_by_reference, s390_fixed_condition_code_regs,
4745         s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
4746         s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
4747         s390_chunkify_cancel, s390_start_pool, s390_end_pool,
4748         s390_add_pool_insn, s390_find_pool, s390_add_constant,
4749         s390_find_constant, s390_add_execute, s390_find_execute,
4750         s390_execute_label, s390_execute_target, s390_dump_pool,
4751         s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
4752         Move target macro definitions to the end of the file.  Move several
4753         functions within the file to assure correct compiling.
4755 2005-05-09  Steven Bosscher  <stevenb@suse.de>
4757         * calls.c (purge_reg_equiv_notes): Remove, fold into...
4758         (fixup_tail_calls): ...here.  Only look at insns between the
4759         start of the function and the FUNCTION_BEG insn note.
4761         * gcse.c (one_cprop_pass): Fix typos in dumps.
4763         * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
4765 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4767         * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
4768         * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
4769         "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
4770         Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
4771         CC_REGNUM)'.
4772         ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
4773         '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
4774         ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
4775         REG_SC)'.
4777 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4779         * config/s390/s390.md: ("gf") New mode attribute.
4780         ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
4781         "fixuns_truncsfsi2"): Merge.
4782         ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
4783         ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
4784         "fix_truncsfsi2_ieee"): Merge.
4786 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4788         * config/s390/s390.md: ("FPR") New mode macro.
4789         ("de", "dee"): New mode attributes.
4790         ("cmpdf", "cmpsf"): Merge.
4791         ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
4792         ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
4793         ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
4794         ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
4795         ("floatdidf2", "floatdisf2"): Merge.
4796         ("adddf3", "addsf3"): Merge.
4797         ("*adddf3", "*addsf3"): Merge.
4798         ("*adddf3_cc", "*addsf3_cc"): Merge.
4799         ("*adddf3_cconly", "*addsf3_cconly"): Merge.
4800         ("*adddf3_ibm", "*addsf3_ibm"): Merge.
4801         ("subdf3", "subsf3"): Merge.
4802         ("*subdf3", "*subsf3"): Merge.
4803         ("*subdf3_cc", "*subsf3_cc"): Merge.
4804         ("*subdf3_cconly", "*subsf3_cconly"): Merge.
4805         ("*subdf3_ibm", "*subsf3_ibm"): Merge.
4806         ("muldf3", "mulsf3"): Merge.
4807         ("*muldf3", "*mulsf3" "): Merge.
4808         ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
4809         ("*fmadddf", "*fmaddsf"): Merge.
4810         ("*fmsubdf", "*fmsubsf"): Merge.
4811         ("divdf3", "divsf3"): Merge.
4812         ("*divdf3", "*divsf3"): Merge.
4813         ("*divdf3_ibm", "*divsf3_ibm"): Merge.
4814         ("negdf2", "negsf2"): Merge.
4815         ("*negdf2_cc", "*negsf2_cc"): Merge.
4816         ("*negdf2_cconly", "*negsf2_cconly"): Merge.
4817         ("*negdf2", "*negsf2"): Merge.
4818         ("*negdf2_ibm", "*negsf2_ibm"): Merge.
4819         ("absdf2", "abssf2"): Merge.
4820         ("*absdf2_cc", "*abssf2_cc"): Merge.
4821         ("*absdf2_cconly", "*abssf2_cconly"): Merge.
4822         ("*absdf2", "*abssf2"): Merge.
4823         ("*absdf2_ibm", "*abssf2_ibm"): Merge.
4824         ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
4825         ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
4826         ("*negabsdf2", "*negabssf2"): Merge.
4827         ("sqrtdf2", "sqrtsf2"): Merge.
4829 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4831         * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
4832         attribute names.
4833         * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
4834         "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
4835         ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
4836         "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
4837         attribute names.
4838         * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
4839         fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
4840         "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
4841         fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
4842         ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
4843         "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
4844         "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
4845         "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
4846         "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
4847         "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
4848         "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
4849         "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
4850         "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
4851         "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
4852         "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
4853         "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
4854         'type' value.
4855         ("*divsf3"): Additionally rename second pattern to
4856         "*divsf3_ibm".
4857         ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
4858         "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
4859         "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
4860         "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
4861         "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
4862         'type values' and rename 'type' value.
4863         ("*addsf3"): Additionally rename second pattern to
4864         "*addsf3_ibm".
4866 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4868         * config/s390/s390.md: ("SHIFT"): New mode macro.
4869         ("lr", "shift"): New mode attributes.
4870         ("ashldi3", "lshrdi3"): Merge.
4871         ("*ashldi3_31", "*lshrdi3"_31): Merge.
4872         ("*ashldi3_64", "*lshrdi3"_64): Merge.
4873         ("ashlsi3", "lshrsi3"): Merge.
4875 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4877         * config/s390/s390.md: ("DSI", "SCOND"): New mode
4878         macros.
4879         ("E", "g"): New mode attributes.
4880         ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
4881         ("*adddi3_alc", "*addsi3_alc"): Merge.
4882         ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
4883         ("*subdi3_slb", "*subsi3_slb"): Merge.
4884         ("adddicc", "addsicc"): Merge.
4885         ("*sconddi", "*scondsi"): Merge.
4886         ("*sconddi_neg", "*scondsi_neg"): Merge.
4887         ("sltu", "sgtu", "sleu", "sgeu"): Merge.
4888         ("negdi2", "negsi2"): Extract expander pattern from
4889         "negsi2" and merge with "negdi2".
4890         ("*negdi2"): Merge with instruction pattern of "negsi2".
4891         ("*negdi2_cc", "*negsi2_cc"): Merge.
4892         ("*negdi2_cconly", "*negsi2_cconly"): Merge.
4893         ("rotldi3", "rotlsi3"): Merge.
4895 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4897         * config/s390/s390.md: ("hc"): New mode attribute.
4898         ("extendhidi2", "extendqidi2"): Merge.
4899         ("*extendhidi2", "*extendqidi2"): Merge.
4900         ("extendhisi2", "extendqisi2"): Merge.
4901         ("zero_extendhidi2", "zero_extendqidi2"): Merge.
4902         ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
4903         Merged 2 define_split.
4904         ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
4905         ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
4907 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4909         * config/s390/s390.md: ("COMPARE"): New mode macro.
4910         ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
4911         "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
4912         "bungt", "bunle", "bunge", "bltgt"): Merge.
4914 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4916         * config/s390/s390.md: ("INT"): New mode macro.
4917         ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
4918         Merge.
4920 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4922         * config/s390/s390.md: ("GPR", "P"): New mode macros.
4923         ("cmpdi", "cmpsi"): Merge.
4924         ("strlendi", "strlensi"): Merge.
4925         ("*strlendi", "*strlensi"): Merge.
4926         ("movmemdi", "movmemsi"): Merge.
4927         ("clrmemdi", "clrmemsi"): Merge.
4929 2005-05-09  Adrian Straetling  <straetling@de.ibm.com>
4931         * config/s390/s390.md: ("HQI"): New mode macro.
4932         ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
4933         ("*tmhi_full", "*tmqi_full"): Merge.
4934         ("*tsthiCCT", "*tstqiCCT"): Merge.
4935         ("*tsthi", "*tstqi"): Merge.
4936         ("*tsthi_cconly", "tstqi_cconly"): Merge.
4937         ("*sethighhisi", "*sethighqisi"): Merge.
4939 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
4941         * crtstuff.c, integrate.h, tree-scalar-evolution.h,
4942         config/alpha/unicosmk.h, config/arc/arc.md,
4943         config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
4944         config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
4945         config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
4946         config/arm/semi.h, config/arm/uclinux-elf.h,
4947         config/arm/wince-pe.h, config/fr30/fr30.c,
4948         config/rs6000/altivec.h: Update copyright.
4950 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
4952         * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
4953         gcc_assert and gcc_unreachable as appropriate.
4954         (pdp11_output_function_epilogue, output_move_double,
4955         output_move_quad, print_operand_address, output_jump,
4956         output_addr_const_pdp11): Likewise.
4957         * config/pdp11/pdp11.h (FUNCTION_PROFILER,
4958         ASM_OUTPUT_ALIGN): Likewise.
4959         * config/pdp11/pdp11.md: Likewise.
4960         (extendhisi2, subhi3, subqi3): Likewise.
4962 2005-05-09  David Edelsohn  <edelsohn@gnu.org>
4964         PR middle-end/21237
4965         * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
4966         to NE_EXPR case.
4968 2005-05-09  Kazu Hirata  <kazu@cs.umass.edu>
4970         * config/ia64/ia64.c: Fix a comment typo.
4972 2005-05-09  Richard Earnshaw  <rearnsha@arm.com>
4974         PR target/21397
4975         * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
4976         (arm_override_options): Use them instead of manifest constants.  Don't
4977         allow -march to override the -mtune setting.
4979 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
4981         * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
4982         (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
4983         (function_arg_advance, function_arg, save_restore_insns,
4984         iq2000_expand_prologue, iq2000_output_conditional_branch,
4985         expand_one_builtin, print_operand):
4986         * config/iq2000/iq2000.md (tablejump): Likewise.
4988 2005-05-09  David Ung  <davidu@mips.com>
4990         * config/mips/mips.h (processor_type): Add names for the 24K.
4991         * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
4992         processor family.
4993         * config/mips/mips.md (cnv_mode): New attribute for recording the
4994         conversion types of float convert insns.
4995         (cpu): Add 24k and 24kx.
4996         (include): Include 24k.md file.
4997         (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
4998         (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
4999         (floatdisf2): Setup cnv_mode.
5000         (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5001         setup cnv_mode.
5002         * config/mips/24k.md: New file, contains 24k DFA pipeline
5003         description.
5005 2005-05-09  Nathan Sidwell  <nathan@codesourcery.com>
5007         * config/sh/sh.c (print_operand_address): Use gcc_assert and
5008         gcc_unreachable as appropriate.
5009         (print_operand, prepare_move_operands, prepare_scc_operands,
5010         output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5011         gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5012         fixup_mova, gen_far_branch, sh_reorg, split_branches,
5013         final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5014         sh_set_return_address, sh_setup_incoming_varargs,
5015         initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5016         sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5017         check_use_sfunc_addr): Likewise.
5018         * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5019         * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5020         * config/sh/symbian.c (sh_symbian_mark_dllexport,
5021         sh_symbian_mark_dllimport): Likewise.
5022         * config/sh/sh.md: Likewise.
5023         (movdicc, call_pop, call_value_pop, casesi_worker_1,
5024         casesi_worker_2, casesi_shift_media, casesi_load_media,
5025         return_media): Likewise.
5027 2005-05-08  Roger Sayle  <roger@eyesopen.com>
5029         PR inline-asm/8788
5030         * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5031         operands.
5033 2005-05-08  Richard Henderson  <rth@redhat.com>
5035         * config/alpha/alpha.c (adjust_address): Fix typo last change.
5037 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
5039         * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5040         and -1 can happen in reg_renumber when no hard register is assigned.
5042 2005-05-08  Steven Bosscher  <stevenb@suse.de>
5043             Kazu Hirata  <kazu@cs.umass.edu>
5045         PR tree-optimization/14841, tree-optimization/15838
5046         * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5047         (evaluate_stmt): Call it.
5049 2005-05-08  Jakub Jelinek  <jakub@redhat.com>
5051         * config/ia64/ia64.c (ia64_override_options): Don't set
5052         ia64_flag_var_tracking and clear flag_var_tracking here...
5053         (ia64_file_start): ... but here.
5055 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
5057         * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5058         and gcc_unreachable as appropriate.
5059         (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5060         m68hc11_gen_highpart, print_operand, print_operand_address,
5061         m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5062         m68hc11_gen_movhi): Likewise.
5063         * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5064         * config/m68hc11/m68hc11.md: Reword comment.
5066 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
5068         PR target/21281
5069         * config/m68hc11/predicates.md (splitable_operand): An immediate is
5070         allowed.
5072 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
5074         * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5075         the 68HC12 address indirect addressing mode as it is not supported by
5076         bset and bclr.
5077         * config/m68hc11/m68hc11-protos.h
5078         (m68hc11_valid_addressing_p): Declare.
5079         (m68hc11_add_mode): Declare.
5080         * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5081         register_indirect_p and export it.
5082         (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5083         instruction so that it is part of the good BB.
5084         (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5085         addressing with movw.
5086         (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5087         68HC12.
5088         * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5089         ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5090         * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5091         for 68HC11.
5092         ("*movhi_68hc12"): Handle movhi_const0.
5093         ("*subhi3", "subqi3"): Use general_operand for operand 1.
5094         ("*subhi3_zext"): Likewise.
5096 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
5098         PR target/19051
5099         * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5100         operand 1 and fix constraints.
5101         ("mulqihi3"): Use general_operand for operand 2.
5103 2005-05-08  Julian Brown  <julian@codesourcery.com>
5104             H.J. Lu  <hongjiu.lu@intel.com>
5105             Paul Brook  <paul@codesourcery.com>
5107         * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5108         GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5109         20050308/2.16.0 or newer for comdat group.
5110         * configure: Regenerated.
5111         * config.in: Regenerated.
5112         * varasm.c (default_function_rodata_section): Put .rodata section in
5113         COMDAT group when necessary.
5114         (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5115         HAVE_COMDAT_GROUP.
5116         (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5117         available.
5119 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
5121         * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5122         instead of VARRAY.
5123         * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5124         * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5125         * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5126         * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5128 2005-05-08  Stephane Carrez  <stcarrez@nerim.fr>
5130         PR target/16925
5131         * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5132         64-bit constants on 64-bit hosts.
5133         (m68hc11_split_logical): Simplify.
5134         (m68hc11_split_move): Likewise.
5136 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
5137             Paolo Bonzini  <bonzini@gnu.org>
5139         * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5140         * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5141         * configure.ac (enable_checking): Fix typos in runtime_checking.
5142         (ENABLE_RUNTIME_CHECKING): Mark as target template.
5143         (xm_file): Prepend auto-host.h
5144         (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5145         * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5146         tconfig.h.
5147         * crtstuff.c: Do not include auto-host.h.
5148         (IN_LIBGCC2): Do not define.
5149         * gcov-io.h: Include tconfig.h, not auto-host.h.
5150         * libgcc2.c: Do not include auto-host.h.
5151         (abort): Do not undefine.
5152         * libgcov.c: Remove unneeded comment about config.h.
5153         * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5154         * config.in, configure: Regenerated.
5156 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
5157             Falk Hueffner  <falk@debian.org>
5159         * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5160         and gcc_unreachable as appropriate.
5161         (get_aligned_mem, get_unaligned_address,
5162         alpha_emit_set_long_const, alpha_emit_conditional_branch,
5163         alpha_emit_setcc, alpha_emit_conditional_move,
5164         alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5165         alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5166         alpha_expand_unaligned_load, alpha_expand_block_move,
5167         alpha_expand_zap_mask, get_trap_mode_suffix,
5168         get_round_mode_suffix, get_some_local_dynamic_name,
5169         print_operand_address, function_arg, alpha_return_in_memory,
5170         function_value, alpha_expand_builtin,
5171         alpha_initial_elimination_offset, alpha_expand_epilogue,
5172         summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5173         alphaev5_next_group, alpha_align_insns,
5174         unicosmk_initial_elimination_offset, unicosmk_unique_section,
5175         unicosmk_ssib_name): Likewise.
5176         * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5177         * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5178         ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5179         * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5180         ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5181         * config/alpha/alpha.md (*divmodsi_internal_er,
5182         *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5183         call_nt, call_umk, call_vms, call_value, sibcall_value,
5184         call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5185         *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5186         * config/alpha/predicates.md (input_operand): Likewise.
5188 2005-05-08  Nathan Sidwell  <nathan@codesourcery.com>
5190         * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5191         gcc_unreachable, as appropriate.
5192         (frv_function_prologue, frv_alloc_temp_reg,
5193         frv_initial_elimination_offset, frv_expand_block_move,
5194         frv_expand_block_clear, frv_print_operand_jump_hint,
5195         frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5196         frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5197         frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5198         frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5199         frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5200         frv_in_small_data_p, frv_asm_out_constructor,
5201         frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5202         * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5203         *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5204         *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5205         sibcall_value, casesi): Likewise.
5207         * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5208         gcc_unreachable as appropriate.
5209         (print_operand_address, mn10300_print_reg_list, expand_prologue,
5210         expand_epilogue, notice_update_cc, initial_offset,
5211         mn10300_address_cost_1): Likewise.
5212         * config/mn10300/mn10300.md: Likewise.
5213         (absdf2, abssf2, negdf2, negsf2): Likewise.
5215 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
5217         PR target/21416
5218         * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5219         comparisons.
5220         * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5221         (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5222         including sunge_<mode> and sungt_<mode>.
5224 2005-05-08  Richard Sandiford  <rsandifo@redhat.com>
5226         * integrate.h (get_hard_reg_initial_val): Change type of register
5227         parameter from int to unsigned int.
5228         (has_hard_reg_initial_val): Likewise.
5229         * integrate.c (get_hard_reg_initial_val): Likewise.
5230         (has_hard_reg_initial_val): Likewise.  Remove cast to unsigned int.
5232 2005-05-08  Kazu Hirata  <kazu@cs.umass.edu>
5234         * except.c (eh_status): Change the type of ttype_data to
5235         VEC(tree,gc)*.
5236         (add_ttypes_entry, assign_filter_values,
5237         output_function_exception_table): Use VEC instead of VARRAY.
5239 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
5241         * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5243 2005-05-07  Paul Brook  <paul@codesourcery.com>
5245         * Makefile.in: Fix dependencies.
5246         (GCOV_IO_H, VARRAY_H): Set.
5248 2005-05-07  Anthony Green  <green@redhat.com>
5250         PR bootstrap/21403
5251         * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5252         x$STMP_FIXPROTO test.
5253         * configure: Rebuilt.
5255 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
5257         * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5258         inappropriate feature test macros if flag_iso.
5260 2005-05-07  Joseph S. Myers  <joseph@codesourcery.com>
5262         * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5264 2005-05-07  Hans-Peter Nilsson  <hp@axis.com>
5266         PR target/21441
5267         * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5268         ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5269         Handle moved operand being in special register.
5270         ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5271         presumed working insn.
5272         (mover2side): Add FIXME.
5274 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
5276         * integrate.c (get_func_hard_reg_initial_val): Delete.
5277         (has_func_hard_reg_initial_val): Delete.
5278         (get_hard_reg_initial_val): Inline the old implementation of
5279         get_func_hard_reg_initial_val.  Use has_hard_reg_initial_val
5280         instead of has_func_hard_reg_initial_val to test for an existing
5281         pseudo.  Only create an rtx if a new initial value entry is needed.
5282         (has_hard_reg_initial_val): Scan the initial value list directly.
5283         Don't create an rtx.
5285 2005-05-07  David Edelsohn  <edelsohn@gnu.org>
5287         * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5288         from extra_options.
5289         * config.in (HAVE_AS_POPCNTB): New.
5290         * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5291         (HAVE_AS_POPCNTB): New.
5292         * configure: Regenerated.
5293         * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5294         * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5295         MASK_POPCNTB.  Uncomment rs6000_sched_restricted_insns_priority
5296         and rs6000_sched_costly_dep.
5297         * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5298         (TARGET_XL_COMPAT): Delete.
5299         * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5300         (popcount<mode>2): New.
5301         (popcntb<mode>2): New.
5302         * config/rs6000/rs6000.opt (mpopcntb): New.
5304         * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5305         if variable name exists.
5307 2005-05-07  Matt Kraai  <kraai@ftbfs.org>
5309         * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5311 2005-05-07  Richard Henderson  <rth@redhat.com>
5313         PR target/21412
5314         * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5315         with constant offsets.
5317 2005-05-07  Nathan Sidwell  <nathan@codesourcery.com>
5319         * config/v850/v850.c (print_operand): Use gcc_assert and
5320         gcc_unreachable, as appropriate.
5321         (print_operand_address, v850_handle_data_area_attribute,
5322         v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5323         v850_insert_attributes, construct_prepare_instruction): Likewise.
5324         * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5325         * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5327 2005-05-07  Kazu Hirata  <kazu@cs.umass.edu>
5329         * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5330         config/rs6000/rs6000.h: Fix comment typos.
5332 2005-05-07  Richard Sandiford  <rsandifo@redhat.com>
5334         * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5335         * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5336         (mips_scalar_mode_supported_p): Delete.
5338 2005-05-06  Eric Christopher  <echristo@redhat.com>
5340         * config/mips/mips.opt: Remove -mint64 option.
5341         * config/mips/mips.c (override_options): Remove -mint64
5342         handling.
5343         * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5344         * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5345         64-bit integer handling.
5346         * doc/invoke.texi (Option Summary): Remove -mint64 for
5347         mips.
5349 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
5351         PR tree-optimization/19401
5352         * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5353         * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5354         (estimated_unrolled_size): New function.
5355         (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5356         tree_unroll_loops_completely): Always unroll loops if the code size
5357         does not increase.
5358         * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5359         loops should be unrolled completely.
5360         (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5362 2005-05-06  Zdenek Dvorak  <dvorakz@suse.cz>
5364         PR rtl-optimization/21254
5365         * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5366         assumptions for loops that otherwise do not roll.
5367         (find_simple_exit): Prefer # of iterations that is guaranteed
5368         not to be infinite.
5369         * loop-unroll.c (decide_peel_once_rolling,
5370         decide_peel_completely): Check whether the loop is infinite.
5372 2005-05-06  Pat Haugen  <pthaugen@us.ibm.com>
5374         * config/rs6000/sysv4.opt: Fix typo.
5376 2005-05-06  Denis Vlasenko  <vda@port.imtp.ilyichevsk.odessa.ua>
5377             Jakub Jelinek  <jakub@redhat.com>
5379         PR target/21329
5380         * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5381         for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5382         Don't use rep; movs{l,q} if the repetition count is really small,
5383         instead use a sequence of movs{l,q} instructions.
5385 2005-05-06  Jeff Law  <law@redhat.com>
5387         PR tree-optimization/21380
5388         * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5389         thread through a block with no preds.
5391 2005-05-06  Kazu Hirata  <kazu@cs.umass.edu>
5393         * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5394         ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5395         add_call_read_ops): Use VEC instead of VARRAY.
5397 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
5399         * config/mcore/mcore.c (mcore_print_operand_address): Use
5400         gcc_assert and gcc_unreachable as appropriate.
5401         (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5402         mcore_output_andn, output_inline_const, mcore_output_move,
5403         mcore_output_movedouble, mcore_expand_block_move,
5404         layout_mcore_frame, mcore_initial_elimination_offset,
5405         mcore_expand_prolog, mcore_mark_dllexport,
5406         mcore_mark_dllimport): Likewise.
5407         * config/mcore/mcore.h (switch_to_section): Likewise.
5408         * config/mcore/mcore.md: Likewise.
5410 2005-05-06  Aldy Hernandez  <aldyh@redhat.com>
5412         * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5413         TARGET_PROFILE_KERNEL.
5415         * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5416         TARGET_PROFILE_KERNEL use.
5418 2005-05-06  Nathan Sidwell  <nathan@codesourcery.com>
5420         * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5421         and gcc_unreachable, as appropriate.
5422         (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5423         m32r_expand_prologue, m32r_output_function_epilogue,
5424         m32r_legitimize_pic_address, m32r_print_operand_address,
5425         emit_cond_move, m32r_function_symbol,
5426         m32r_output_block_move): Likewise.
5427         * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5428         * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5429         *rev_zero_branch_insn): Likewise.
5431 2005-05-06  Jakub Jelinek  <jakub@redhat.com>
5433         PR c++/20961
5434         * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5435         if both NEWDECL and OLDDECL are already weak.
5437 2005-05-06  Richard Sandiford  <rsandifo@redhat.com>
5439         * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5441 2005-05-05  J"orn Rennecke  <joern.rennecke@st.com>
5442             Kaz Kojima  <kkojima@gcc.gnu.org>
5444         * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5445         and plus_constant.
5447 2005-05-05  Aldy Hernandez  <aldyh@redhat.com>
5448             David Edelsohn  <edelsohn@gnu.org>
5450         * config.gcc: Add .opt magic for the rs6000 ports.
5452         * doc/invoke.texi: Document -mabi= option properly.  Document
5453         -misel and -mno-sel.  Document -mspe and -mno-spe.  Document
5454         -mvrsave and -mno-vrsave.  Document deprecation of -mspe= and
5455         -misel=.
5457         * config/rs6000/aix.h: Remove XL_COMPAT stuff.  Remove
5458         SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES.  Define
5459         TARGET_XL_COMPAT.
5461         * config/rs6000/aix.opt: New.
5462         * config/rs6000/aix41.opt: New.
5463         * config/rs6000/aix64.opt: New.
5464         * config/rs6000/darwin.opt: New.
5465         * config/rs6000/linux64.opt: New.
5466         * config/rs6000/rs6000.opt: New.
5467         * config/rs6000/sysv4.opt: New.
5469         * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5470         associated TARGET_*.  Remove SUBTARGET_OPTIONS,
5471         SUBTARGET_SWITCHES.
5472         Define TARGET_USES_SYSV4_OPT.
5473         * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5474         * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES.  Define
5475         TARGET_USES_AIX64_OPT.
5476         * config/rs6000/aix51.h: Same.
5477         * config/rs6000/aix52.h: Same.
5478         * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5479         MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5480         Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5481         Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5482         * config/rs6000/linux64.h: Use
5483         rs6000_explicit_options.  Remove EXTRA_SUBTARGET_SWITCHES.
5485         * config/rs6000/rs6000.c: Remove definitions of
5486         rs6000_sched_restricted_insns_priority,
5487         rs6000_long_double_size_string, rs6000_altivec_vrsave,
5488         rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5489         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5490         rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5491         rs6000_alignment_string.  Define rs6000_explicit_options.
5492         (rs6000_parse_abi_options): Remove.
5493         (rs6000_parse_alignment_option): Remove.
5494         (rs6000_parse_float_gprs_option): Remove.
5495         (rs6000_handle_option): New.  Define TARGET_HANDLE_OPTION.  Define
5496         TARGET_DEFAULT_TARGET_FLAGS.
5497         (rs6000_override_options): Revamp to use new .opt machinery.
5499         * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5500         of new .opt machinery.  Remove target_flags.  Redefine
5501         TARGET_MFCRF and TARGET_POWERPC64.  Remove TARGET_SWITCHES,
5502         SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5503         rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5504         rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5505         rs6000_longcall_switch, rs6000_default_long_calls,
5506         rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5507         rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5508         TARGET_ALTIVEC_VRSAVE.
5510 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
5512         * config.gcc (hppa1.1-*-rtems*): Remove.
5513         * config/pa/rtems.h: Remove.
5515 2005-05-05  Ralf Corsepius  <ralf.corsepius@rtems.org>
5517         * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5518         Exclude roe/603e multilib variants.
5520 2005-05-04  Denis Chertykov  <denisc@overta.ru>
5522         PR target/21284
5523         * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5524         for output.
5526 2005-05-05  Richard Sandiford  <rsandifo@redhat.com>
5528         * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5529         arm/pe.opt to $extra_options.
5530         * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5531         (target_float_abi_name, target_float_switch, target_abi_name)
5532         (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5533         (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5534         (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5535         (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5536         (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5537         (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5538         (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5539         (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5540         (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5541         (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5542         (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5543         (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5544         (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5545         (TARGET_OPTIONS, arm_cpu_select, arm_select,  structure_size_string)
5546         (arm_pic_register_string): Delete.
5547         (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5548         TARGET_TPCS_FRAME.
5549         (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5550         * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5551         * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5552         * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5553         * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5554         * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5555         * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5556         * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5557         * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5558         (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5559         (SUBTARGET_SWITCHES): Delete.
5560         * config/arm/arm.c (target_float_switch): Delete.
5561         (arm_cpu_select): Moved from config/arm/arm.h.
5562         (target_fpu_name, target_fpe_name, target_float_abi_name)
5563         (target_abi_name, structure_size_string, arm_pic_register_string)
5564         (arm_select): Make static.
5565         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5566         (arm_handle_option): New function.
5567         (arm_override_options): Update target_flags checks for new mask names.
5568         Remove target_float_switch code.
5569         (arm_expand_prologue, thumb_expand_prologue): Check
5570         !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
5571         * config/arm/arm.opt, config/arm/pe.opt: New files.
5573 2005-05-05  Nathan Sidwell  <nathan@codesourcery.com>
5575         * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
5576         gcc_unreachable as appropriate.
5577         (arc_double_limm_p, arc_setup_incoming_varargs,
5578         arc_compute_function_type, arc_output_function_prologue,
5579         arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
5580         output_shift, arc_print_operand, arc_print_operand_address,
5581         arc_final_prescan_insn): Likewise.
5582         * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
5584 2005-05-04  Geoffrey Keating  <geoffk@apple.com>
5586         * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
5587         comparing Pmode.
5588         (SDI): New.
5589         (cmp): Delete.
5590         (wd): New.
5591         (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
5592         add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
5593         clz<mode>2, ctz<mode>2, ffs<mode>2): New.
5594         (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
5595         (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
5596         (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
5597         (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
5598         (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
5600 2005-05-05  Paul Brook  <paul@codesourcery.com>
5602         * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
5603         cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
5604         regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
5605         and tree-data-ref.h with *_H variables.
5607 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
5609         * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
5611 2005-05-05  Kelley Cook  <kcook@gcc.gnu.org>
5613         * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
5615 2005-05-04  Gerald Pfeifer  <gerald@pfeifer.com>
5617         * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
5619 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
5621         * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
5622         setting of vrsave register for current function after
5623         call to save_world is emitted.
5625 2005-05-05  Hans-Peter Nilsson  <hp@bitrange.com>
5627         * config/mmix/predicates.md: New file.
5628         * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
5629         (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
5630         (mmix_foldable_comparison_operator, mmix_comparison_operator)
5631         (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
5632         * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
5633         Don't define.
5634         * config/mmix/mmix.md: Include predicates.md.
5635         ("call", "call_value"): Force address to register if it isn't a
5636         mmix_symbolic_or_address_operand.
5638 2005-05-04  Andrew MacLeod  <amacleod@redhat.com>
5640         * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
5641         the flags are of appropriate types.
5642         (num_ssa_operands): Generalize using the generic interface.
5643         * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
5644         iterator.
5646 2005-05-04  Richard Sandiford  <rsandifo@redhat.com>
5648         * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
5649         (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
5651 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5653         * tree-outof-ssa.c (edge_leader, stmt_list,
5654         analyze_edges_for_bb): Use VEC instead of VARRAY.
5655         (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
5656         (perform_edge_inserts): Call init_analayze_edges_for_bb and
5657         fini_analayze_edges_for_bb.
5659 2005-05-04  James E Wilson  <wilson@specifixinc.com>
5661         PR driver/21112
5662         * gcc.c (process_command): In the second argv scan loop, ignore
5663         Xassembler and Xpreprocessor, along with their argument.
5665 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5667         * tree-flow-inline.h, tree-ssa-operands.c,
5668         tree-ssa-operands.h, tree-ssa-opfinalize.h:
5669         Likewise. tree-vn.c: Fix comment typos.
5670         * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
5672 2005-05-04  Paolo Bonzini  <bonzini@gnu.org>
5674         * doc/tm.texi (Target Hooks): Document
5675         TARGET_RESOLVE_OVERLOADED_BUILTIN.
5677 2005-05-04  Paul Brook  <paul@codesourcery.com>
5679         * Makefile.in: Change dependencies on target.h to $(TARGET_H).
5681 2005-05-04  Kazu Hirata  <kazu@cs.umass.edu>
5683         * dwarf2out.c (incomplete_types, retry_incomplete_types,
5684         gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
5685         of VARRAY.
5687         * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
5688         get_expansion, expand_var_during_unrolling,
5689         insert_var_expansion_initialization,
5690         combine_var_copies_in_loop_exit, release_var_copies): Use VEC
5691         instead of VARRAY.
5693         * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
5694         update_stmt.
5696 2004-05-03  Andrew Pinski  <pinskia@physics.uc.edu>
5698         PR middle-end/15618
5699         * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
5700         the same as INTEGER_TYPE.
5701         (fold_binary): Fold "bool_var != 0" to bool_var.
5702         Fold "bool_var == 1" to bool_var.
5704 2004-05-03  Richard Henderson  <rth@redhat.com>
5706         PR middle-end/21318
5707         * function.c (instantiate_virtual_regs_in_insn): Use the mode
5708         from recog_data instead of insn_data.
5710 2005-05-03  DJ Delorie  <dj@redhat.com>
5712         * common.opt (fdiagnostics-show-option): No variable is needed.
5713         * diagnostic.h (diagnostic_context): Add show_option_requested flag.
5714         * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
5715         (diagnostic_report_diagnostic): Test for enabled diagnostics here.
5716         Save and restore original message format.  Use flag in context
5717         instead of global.
5718         (warning): Don't test for enabled warnings here.
5719         * opts.c (common_handle_option): Handle -fdiagnostics-show-option
5720         here.
5722 2005-05-04  Kelley Cook  <kcook@gcc.gnu.org>
5724         * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
5725         * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
5726         * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
5727         * aclocal.m4: Don't include accross.m4.
5728         * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
5729         Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
5730         * configure, config.in: Regenerate.
5732 2005-05-04  Jakub Jelinek  <jakub@redhat.com>
5734         PR middle-end/21265
5735         * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
5736         (clear_storage): Add argument.
5737         * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
5738         Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
5739         tailcall.
5740         (emit_block_move): Handle BLOCK_OP_TAILCALL method.
5741         (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
5742         (store_expr, store_constructor): Adjust callers.
5743         * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
5744         to emit_block_move if CALL_EXPR_TAILCALL (exp).
5745         (expand_builtin_memmove): Add ORIG_EXP argument, copy
5746         CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
5747         (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
5748         with EXP.  Pass EXP to expand_builtin_memmove.
5749         (expand_builtin_memset): Add ORIG_EXP argument, pass
5750         BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
5751         (expand_builtin_bzero): Replace ARGLIST argument with EXP.
5752         Pass EXP to expand_builtin_memset.
5753         (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
5754         the new CALL_EXPR.
5755         (expand_builtin_strncmp): Likewise.
5756         (expand_builtin_printf): Replace ARGLIST argument with EXP.
5757         Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
5758         (expand_builtin_fprintf): Likewise.
5759         (expand_builtin): Adjust calls to
5760         expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
5762         * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
5763         item in V4SF mode.
5765         PR rtl-optimization/21239
5766         * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
5768 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
5770         * tree-flow.h (tree_ann_common_d): Move aux to ...
5771         (stmt_ann_d): ... here.
5772         * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
5773         move_computations_stmt, schedule_sm): Update references to
5774         aux.
5775         * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
5777         * tree-cfg.c (remove_bb): Remove a redundant call to
5778         set_bb_for_stmt.
5779         * tree-if-conv.c (replace_phi_with_cond_modify_expr):
5780         Likewise.
5782 2005-05-03  Richard Henderson  <rth@redhat.com>
5784         * config/rs6000/rs6000.c: Remove conflict markers.
5786         * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
5788 2005-05-03  James E Wilson  <wilson@specifixinc.com>
5790         * dwarf2out.c (lookup_filename): Call maybe_emit_file.
5792 2005-05-03  DJ Delorie  <dj@redhat.com>
5794         * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
5795         decide if the warning will be printed.
5796         * calls.c (expand_call): Likewise.
5797         * function.c (init-function_start): Likewise.
5799         * common.opt (-fdiagnostics-show-option): New.
5800         * opts.c (option_enabled): Accept the option index instead of a
5801         pointer to the option descriptor.
5802         * opts.h (option_enabled): Likewise.
5803         * toplev.c (print_switch_values): Pass option index, not option
5804         descriptor.
5805         * diagnostic.h (diagnostic_info): Add option_index.
5806         * diagnostic.c: Include opts.h.
5807         (diagnostic_set_info): Initialize option_index.
5808         (diagnostic_report_diagnostic): Amend option name if appropriate.
5809         (warning): Check to see if the specified warning is enabled.
5810         Store option index.
5811         * doc/invoke.texi (-fdiagnostics-show-options): Document.
5813 2005-05-03  Richard Henderson  <rth@redhat.com>
5815         * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
5816         SPEC_OR_GEN_REGS definitions.
5818 2005-05-03  Alexandre Oliva  <aoliva@redhat.com>
5820         PR target/16888
5821         * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
5822         for unavailable registers.
5824 2005-05-03  Kazu Hirata  <kazu@cs.umass.edu>
5826         * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
5828         * cfglayout.c (block_locators_blocks,
5829         insn_locators_initialize, insn_scope): Use VEC instead of
5830         VARRAY.
5832         * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
5833         mudflap_finish_file, mudflap_finish_file): Use VEC instead of
5834         VARRAY.
5836 2005-05-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
5838         * config/sparc/predicates.md (const_compl_high_operand): New.
5839         * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
5840         gen_safe_HIGH64.
5841         (sparc_emit_set_const64_quick1): Adjust for above change.
5842         (sparc_emit_set_const64_quick2): Likewise.
5843         (sparc_emit_set_const64_longway): Likewise.
5844         (sparc_emit_set_const64): Likewise.
5845         * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
5846         movdi_const64_special): Delete.
5847         (logical constant splitters): Use const_compl_high_operand.
5849 2005-05-03  Richard Guenther  <rguenth@gcc.gnu.org>
5851         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
5852         rather than STRIP_NOPS.
5854 2005-05-03  Jakub Jelinek  <jakub@redhat.com>
5856         PR rtl-optimization/21330
5857         * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
5858         returning non-NULL.
5859         (unswitch_single_loop): Clear cinsn when retrying.
5861         PR target/21297
5862         * config/i386/i386.c (legitimize_address): When canonicalizing
5863         ASHIFT into MULT, multiply by 1 << shift_count instead of
5864         1 << log2 (shift_count).
5866 2005-05-03  Andrew MacLeod  <amacleod@redhat.com>
5868         * lambda-code.c (gcc_loop_to_lambda_loop,
5869         lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
5870         stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
5871         generic operand interface.
5872         * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
5873         * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
5874         generic operand interface.
5875         * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
5876         link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
5877         next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
5878         num_imm_uses): Use ssa_use_operand_t.
5879         (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
5880         get_v_must_def_ops): Delete.
5881         (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
5882         (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
5883         get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
5884         get_v_must_def_kill_ptr): Delete.
5885         (delink_stmt_imm_use): Move and use new operand interface.
5886         (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
5887         op_iter_next_tree): Use new operand implementation.
5888         (clear_and_done_ssa_iter): New.  Initialize a blank operand iterator.
5889         (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
5890         type check.
5891         (op_iter_next_mustdef, op_iter_next_maydef,
5892         op_iter_next_must_and_may_def): Delete. Replace with...
5893         (op_iter_next_maymustdef): New.  Combine must and may next operations.
5894         (op_iter_init_maydef, op_iter_init_mustdef,
5895         op_iter_init_must_and_may_def): Use new interface.
5896         (single_ssa_tree_operand ): New.  Process single operands only as trees.
5897         (single_ssa_use_operand): New.  Process single operands only as uses.
5898         (single_ssa_def_operand): New.  Process single operands only as defs.
5899         (zero_ssa_operands): New.  Return TRUE if there are zero operands of the
5900         specified types.
5901         (num_ssa_operands): New.  Count the number of specified operands.
5902         (compare_ssa_operands_equal): New.  Compare two statements' operands.
5903         (single_phi_def): New.  Return true if PHI has one def of the specified
5904         operand type.
5905         (op_iter_init_phiuse): New.  Initialize the iterator for PHI arguments.
5906         (op_iter_init_phidef): New.  Initialize the iterator for the PHI def.
5907         * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
5908         (struct stmt_ann_d): Operands field no longer require GTY().
5909         (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
5910         * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
5911         * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
5912         dump_replaceable_exprs, rewrite_trees): Use generic interface.
5913         * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
5914         Use use_operand_p instead of ssa_imm_use_t *.
5915         * tree-pretty-print.c (dump_vops): check if operands are active before
5916         dumping virtual operands.
5917         * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
5918         * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
5919         (ccp_fold): Use new interface.
5920         (ccp_visit_stmt): Remove unused variables and code.
5921         (convert_to_gimple_builtin): Insert statements before calling
5922         mark_new_vars_to_rename.
5923         * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
5924         (copy_prop_visit_cond_stmt): Use generic interface.
5925         * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
5926         annotation in table.
5927         (thread_across_edge): Use generic interface.
5928         (initialize_hash_element): Initialzie with stmt, not annotation.
5929         (eliminate_redundant_computations): Use generic interface.
5930         (record_equivalences_from_stmt): Pass stmt, not annotation.
5931         (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
5932         interface.
5933         * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
5934         * tree-ssa-loop-ivopts.c (find_invariants_stmt,
5935         find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
5936         generic operand interface.
5937         * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
5938         interface.
5939         * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
5940         Interface.
5941         * tree-ssa-operands.c (struct opbuild_list_d): New.  Operand build type.
5942         (build_defs, build_uses, build_v_may_defs, build_vuses,
5943         build_v_must_defs): Change type to struct opbuild_list_d.
5944         (ops_active): New.  Operands active boolean.
5945         (operand_memory, operand_memory_index): New.  Operand memory managers.
5946         (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
5947         allocate_vuse_optype, allocate_v_must_def_optype): Delete.
5948         (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
5949         Change from functions to static variable list heads.
5950         (opbuild_initialize_virtual): New.  Initialize a virtual build list.
5951         (opbuild_initialize_real): New.  Initialize a virtual build list.
5952         (opbuild_free): New.  Free a build list.
5953         (opbuild_num_elems): New.  Number of items in a list.
5954         (opbuild_append_real): New.  Add a real (tree *) operand.
5955         (opbuild_append_virtual): New.  Add and sort a virtual (tree) operand.
5956         (opbuild_first): New.  Return first element index in a list.
5957         (opbuild_next): New.  Return next element in a list.
5958         (opbuild_elem_real): New.  Return real element.
5959         (opbuild_elem_virtual): New.  Return virtual element.
5960         (opbuild_elem_uid): New.  Return UID of virtual element.
5961         (opbuild_clear): New.  Reset an operand list.
5962         (opbuild_remove_elem): New.  Remove an element form a list.
5963         (ssa_operands_active): New.  Return true if operand cache is active.
5964         (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
5965         (ssa_operand_alloc): New.  Allocate memory from an operand chunk.
5966         (correct_use_link): Use use_operand_p.
5967         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
5968         finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
5969         (cleanup_v_may_defs): Use new implmentation.
5970         (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
5971         implementation.
5972         (append_def, append_use, append_v_may_def, append_vuse,
5973         append_v_must_def): Call opbuild_append routine instead of using varray.
5974         (build_ssa_operands): Simplify to simply use stmt, don't maintain a
5975         global parse_old_ops variable.
5976         (free_ssa_operands): New implementation.
5977         (update_stmt_operands): Move.  Change argument to build_ssa_operands.
5978         (copy_virtual_operands): Move. New generic implementation.
5979         (create_ssa_artficial_load_stmt): Move. New implementation.
5980         (swap_tree_operands): Update for new implementation.
5981         (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
5982         (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
5983         rather than a varray.
5984         (verify_imm_links): Use use_operand_p.
5985         (dump_immediate_uses_for): If the immediate use variable is a virtual
5986         variable, show the virtual ops in the stmt.
5987         * tree-ssa-operands.h (def_operand_p): No longer a structure.
5988         (NULL_DEF_OPERAND_P): Now a #define.
5989         (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
5990         vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
5991         (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
5992         mustdef_optype_d): New.  Use Linked list representation.
5993         (SSA_OPERAND_MEMORY_SIZE): New.  Size of operand memory chunk.
5994         (struct ssa_operand_memory_d): New.  Allocated Chunk node.
5995         (struct stmt_operands_d): Change to new pointers that are not GTY.
5996         (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
5997         STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
5998         SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
5999         STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6000         SET_V_MUST_DEF_KILL): Delete.
6001         (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6002         V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6003         (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6004         V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6005         (enum ssa_op_iter_type): Operand iterator typechecking values.
6006         (struct ssa_operand_iterator_d): Use linked lists of operands.
6007         (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6008         (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6009         FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6010         (FOR_EACH_PHI_ARG): New.  Iterate over PHI arguments.
6011         (FOR_EACH_PHI_OR_STMT_USE): New.  Iterate over PHI or stmt uses.
6012         (FOR_EACH_PHI_OR_STMT_DEF): New.  Iterate over PHI or stmt defs.
6013         (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6014         SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6015         * tree-ssa-opfinalize.h: New.  Function templates for expansion.
6016         (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6017         alloc_vuse, and alloc_mustdef.
6018         (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6019         finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6020         and finalize_ssa_v_must_def_ops.
6021         * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6022         (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6023         stmt around.
6024         (compute_avail): Use generic iterator interface.
6025         * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6026         (stmt_makes_single_load, stmt_makes_single_store): Use
6027         ZERO_SSA_OPERANDS.
6028         * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6029         (statement_sink_location): Use generic interface.
6030         * tree-ssa.c (verify_ssa):  Use %p in fprintf.  Use generic interface.
6031         (delete_tree_ssa): Don't call release_defs.  Call release_ssa_name and
6032         reset the immediate use link nodes.
6033         (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6034         * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6035         * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6036         (eliminate_tail_call): Use generic operand interface.
6037         * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6038         (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6039         interface.
6040         * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6041         interface.
6042         * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6043         * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6044         vuse_optype.
6045         (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6046         Use statement pointer instead of vuse_optype.  Use generic interface.
6047         * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6048         (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6049         * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6050         (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6051         * doc/tree-ssa.texi: Update documentation for operand interface.
6053 2005-05-03  Nathan Sidwell  <nathan@codesourcery.com>
6055         * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6056         gcc_unreachable as appropriate.
6057         (machopic_function_base_name, machopic_indirect_data_reference,
6058         machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6059         * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6060         * config/rs6000/altivec.md (*mov<mode>_internal,
6061         build_vector_mask_for_load): Likewise.
6062         * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6063         *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6064         *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6065         * config/rs6000/predicates.md (easy_fp_constant,
6066         logical_operand): Likewise.
6067         * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6068         compute_save_world_info, rs6000_emit_prologue,
6069         rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6070         * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6071         directly.
6073 2005-05-03  Uros Bizjak  <uros@kss-loka.si>
6075         PR middle-end/21282
6076         * convert.c (convert_to_integer): Convert ceil and floor in
6077         c99 mode only.
6079 2005-04-29  Geoffrey Keating  <geoffk@apple.com>
6081         PR target/20813
6082         * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6083         define_insn_and_split.  Split only when memory operand is
6084         offsettable.  Use adjust_address rather than plus_constant.
6085         (floatunssidf2_internal): Likewise.
6086         (fix_truncdfsi2_internal): Split only when memory operand is
6087         offsettable.  Use adjust_address rather than plus_constant.
6088         (fix_trunctfsi2_internal): Likewise.
6089         (floatsidf2_internal): Likewise.
6091 2005-05-02  Diego Novillo  <dnovillo@redhat.com>
6093         * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6094         (set_value_range_to_null): Likewise.
6095         (set_value_range_to_varying): New function.  Use it in all
6096         call sites that used to call set_value_range (vr, VR_VARYING, ...).
6097         (extract_range_from_assert): If the integral type has a
6098         super-type, and LIMIT is not within MIN and MAX values of that
6099         type, set the resulting range to VR_VARYING.
6101 2005-05-02  Hans-Peter Nilsson  <hp@bitrange.com>
6103         * config/mmix/mmix.opt: New file.
6104         * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6105         (mmix_cc1_ignored_option): Don't declare.
6106         (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6107         (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6108         (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6109         (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6110         (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6111         (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6112         (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6113         (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6114         Don't define.
6115         (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6116         * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6117         (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6119 2005-05-02  Joseph S. Myers  <joseph@codesourcery.com>
6121         PR c/15698
6122         * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6123         * c-decl.c (current_function_prototype_built_in,
6124         current_function_prototype_arg_types): New.
6125         (merge_decls): Keep source location of prototype followed by
6126         nonprototype declaration.  Update C_DECL_BUILTIN_PROTOTYPE.
6127         (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6128         (start_function): Always set current_function_prototype_locus,
6129         current_function_prototype_built_in and
6130         current_function_prototype_arg_types.  Check for external
6131         prototype whether or not visible for external function and set
6132         current_function_prototype_arg_types accordingly.
6133         (store_parm_decls_oldstyle): Use
6134         current_function_prototype_arg_types for checking old-style
6135         definition against prototype.  Give warnings only if
6136         current_function_prototype_built_in).
6138 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
6140         * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6141         (ggc_alloc_zone_stat): Don't define.
6142         * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6143         ggc_alloc_zone_pass_stat.
6144         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6145         * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6146         (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6148 2005-05-02  Daniel Jacobowitz  <dan@codesourcery.com>
6150         * calls.c (expand_call): Handle current_function_pretend_args_size
6151         when checking for sibcalls.
6153 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
6155         PR tree-optimization/21294
6156         * tree-vrp.c (vrp_expr_computes_nonzero): New.
6157         (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6159 2005-05-02  Janis Johnson  <janis187@us.ibm.com>
6161         PR 19985
6162         * gcov-io.h: Declare gcov external functions hidden.
6164 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
6166         * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6167         record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6168         Use VEC instead of VARRAY.
6169         (equiv_free): New.
6171         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6172         out common code.
6174 2005-05-02  Paolo Bonzini  <bonzini@gnu.org>
6176         * c-common.c (resolve_overloaded_builtin): Forward to target
6177         hook for BUILT_IN_MD built-ins.
6178         * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6179         for all types of built-in.
6180         * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New.  Use it
6181         in the definition of the target hooks struct.
6182         * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6183         * config/rs6000/altivec.h: Rewritten.
6184         * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6185         altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6186         rs6000_builtin_type, rs6000_builtin_type_compatible,
6187         altivec_overloaded_builtins, rs6000_builtin_type,
6188         rs6000_builtin_type_compatible): New.
6189         * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6190         New.
6191         (def_builtin): Turn into a function.  Check for duplicates and store
6192         the builtin into rs6000_builtin_decls.
6193         (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6194         bdesc_1arg): Add overloaded builtins.
6195         (altivec_expand_builtin): Check for unresolved overloaded builtins,
6196         do not support ALTIVEC_COMPILETIME_ERROR.
6197         (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6198         nodes to represent front-end types.
6199         (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6200         with opaque arguments and/or return values.
6201         * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6202         ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6203         (rs6000_builtin_type_index): New.
6204         (is_ev64_opaque_type): Rename to...
6205         (rs6000_is_opaque_type): ... this.
6206         (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6207         target hook.
6209 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
6211         * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6212         instead of VARRAY.
6214 2005-05-02  Nathan Sidwell  <nathan@codesourcery.com>
6215             Bernd Schmidt  <bernd.schmidt@analog.com>
6217         * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6218         print_address_operand, print_operand, legitimize_pic_address,
6219         asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6220         output_pop_multiple): Use gcc_assert or gcc_unreachable as
6221         appropriate.
6222         * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6224 2005-05-02  Dorit Naishlos  <dorit@il.ibm.com>
6226         * doc/passes.texi: Document vectorization pass.
6228 2005-05-02  Kazu Hirata  <kazu@cs.umass.edu>
6230         * tree-scalar-evolution.c (get_exit_conditions_rec,
6231         select_loops_exit_conditions,
6232         number_of_iterations_for_all_loops,
6233         analyze_scalar_evolution_for_all_loop_phi_nodes,
6234         scev_analysis): Use VEC instead of VARRAY.
6236 2005-05-02  Michael Matz  <matz@suse.de>
6238         PR c++/19542
6239         * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6240         (warn_strict_null_sentinel): Define.
6241         (check_function_sentinel): Check for null_node as valid sentinel too.
6242         * c-common.h (c_tree_index): Added CTI_NULL.
6243         (null_node) Define global_tree[CTI_NULL].
6244         (warn_strict_null_sentinel): Declare.
6245         * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6246         * c.opt: (Wstrict-null-sentinel): New C++ option.
6247         * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6249 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
6251         * gimplify.c (gimplify_compound_lval): Use VEC instead of
6252         VARRAY.
6254         * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6256         * dwarf2out.c (decl_scope_table, push_decl_scope,
6257         pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6258         instead of VARRAY.
6260 2005-05-01  Mark Mitchell  <mark@codesourcery.com>
6262         PR C++/14391
6263         * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6264         if !flag_weak.
6265         * doc/cpp.texi (__DEPRECATED): Document.
6266         (__EXCEPTIONS): Likewise.
6267         (__GXX_WEAK__): Likewise.
6269         * function.c (INVOKE__main): Do not define.
6270         (expand_main_function): Check HAS_INIT_SECTION when determining
6271         whether or not to call __main.
6273 2005-05-01  Kazu Hirata  <kazu@cs.umass.edu>
6275         * tree-ssa-loop-ivopts.c: Fix a comment typo.
6277 2005-01-05  Paul Brook  <paul@codesourcery.com>
6279         * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6280         (INITIALIZE_TRAMPOLINE): Use it.
6281         * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6282         * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6283         * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6285 2005-05-01  Gerald Pfeifer  <gerald@pfeifer.com>
6287         * doc/install.texi (Specific): Omit dots in the @anchors names
6288         for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6289         Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6291 2005-05-01  Zdenek Dvorak  <dvorakz@suse.cz>
6293         PR tree-optimization/18316
6294         PR tree-optimization/19126
6295         * tree.c (build_int_cst_type): Avoid shift by size of type.
6296         * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6297         argument.
6298         * tree-scalar-evolution.h (simple_iv): Declaration changed.
6299         * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6300         field.
6301         (dump_cand): Dump depends_on information.
6302         (determine_biv_step): Add argument to simple_iv call.
6303         (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6304         (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6305         constant.
6306         (add_candidate_1): Record depends_on for candidates.
6307         (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6308         (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6309         Handle ivs with nonconstant step.
6310         (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6311         (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6312         (create_new_iv): Unshare the step before passing it to create_iv.
6313         (free_loop_data): Free cand->depends_on.
6314         (build_addr_strip_iref): New function.
6315         (find_interesting_uses_address): Use build_addr_strip_iref.
6316         (strip_offset_1): Split the recursive part from strip_offset.
6317         Strip constant offset component_refs and array_refs.
6318         (strip_offset): Split the recursive part to strip_offset_1.
6319         (add_address_candidates): Removed.
6320         (add_derived_ivs_candidates): Do not use add_address_candidates.
6321         (add_iv_value_candidates): Add candidates with stripped constant
6322         offset.  Consider all candidates with initial value 0 important.
6323         (struct affine_tree_combination): New.
6324         (aff_combination_const, aff_combination_elt, aff_combination_scale,
6325         aff_combination_add_elt, aff_combination_add,
6326         tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6327         fold_affine_sum): New functions.
6328         (get_computation_at): Use fold_affine_sum.
6329         * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6330         * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6331         to simple_iv call.
6333 2005-04-30  Michael Matz  <matz@suse.de>
6335         * config/i386/i386.md (movmemsi): Also active when
6336         TARGET_INLINE_ALL_STRINGOPS.
6338 2005-04-30  Eric Botcazou  <ebotcazou@libertysurf.fr>
6340         PR bootstrap/20633
6341         * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6343 2005-04-30  Paul Brook  <paul@codesourcery.com>
6345         * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6346         thumb mode.
6347         * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6348         * config/arm/ieee754-sf.S: Ditto.
6349         * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6350         (FUNC_ALIAS): Use .thumb_set for thumb routines.
6352 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
6354         * tree-ssanames.c: Fix a comment typo.
6355         * doc/options.texi: Fix a typo.
6357 2005-04-30  Nathan Sidwell  <nathan@codesourcery.com>
6359         * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6360         gcc_unreachable as appropriate.
6361         (split_adds_subs, cond_string, print_operand,
6362         h8300_initial_elimination_offset, h8300_classify_operand,
6363         h8300_unary_length, h8300_short_immediate_length,
6364         h8300_bitfield_length, h8300_binary_length,
6365         h8300_insn_length_from_table, compute_mov_length, output_plussi,
6366         compute_plussi_length, compute_plussi_cc, output_logical_op,
6367         compute_logical_op_length, compute_logical_op_cc,
6368         output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6369         output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6370         output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6371         h8300_regs_ok_for_stm): Likewise.
6372         * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6373         monitor_prologue): Likewise.
6375 2005-04-30  Kazu Hirata  <kazu@cs.umass.edu>
6377         * loop-invariant.c (invariants, create_new_invariant,
6378         get_inv_cost, best_gain_for_invariant,
6379         find_invariants_to_move, move_invariants,
6380         init_inv_motion_data, free_inv_motion_data): Use VEC instead
6381         of VARRAY.
6383 2005-04-29  Richard Henderson  <rth@redhat.com>
6385         * function.c (instantiate_decls): Remove valid_only argument.
6386         (instantiate_decls_1, instantiate_decl): Likewise.
6387         (instantiate_virtual_regs_1): Delete.
6388         (instantiate_virtual_regs_lossage): Delete.
6389         (instantiate_virtual_regs_in_rtx): New.
6390         (safe_insn_predicate): New.
6391         (instantiate_virtual_regs_in_insn): New.
6392         (instantiate_virtual_regs): Update to match all that.  Only run
6393         instantiate_decls once.
6395 2005-04-29  Richard Henderson  <rth@redhat.com>
6396             Daniel Jacobowitz  <dan@codesourcery.com>
6398         * gengtype.c (write_func_for_structure): Split out ...
6399         (output_type_enum): ... new function.  Fix thinko accessing
6400         TYPE_PARAM_STRUCT data.
6402 2005-04-29  Tom Tromey  <tromey@redhat.com>
6404         * tree.c (build_block): Removed unused 'tags' argument.
6405         * tree.h (build_block): Removed argument.
6407 2005-04-29  Michael Matz  <matz@suse.de>
6409         PR rtl-optimization/21144
6410         * postreload.c (reload_cse_move2add): Check for VOIDmode.
6412 2005-04-29  Bob Wilson  <bob.wilson@acm.org>
6414         * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6415         flag_reorder_blocks.
6417 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6419         PR tree-optimization/21030
6420         * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6421         ranges where VR->MAX is smaller than VR->MIN.
6423 2005-04-29  Devang Patel  <dpatel@apple.com>
6425         PR tree-optimization/21272
6426         PR tree-optimization/21266
6427         * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6429 2005-04-29  Kazu Hirata  <kazu@cs.umass.edu>
6431         * tree-flow-inline.h: Fix a comment typo.
6432         * doc/tree-ssa.texi: Fix a typo.
6434         * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6436 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6438         * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6439         gcc_unreachable as appropriate.
6440         (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6441         fr30_print_operand, fr30_move_double): Likewise.
6442         * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6444 2005-04-29  Mark Mitchell  <mark@codesourcery.com>
6446         * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6447         definition has already been provided.
6448         (ARM_EABI_DTORS_SECTION_OP): Likewise.
6449         * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6450         (ARM_EABI_DTORS_SECTION_OP): Likewise.
6452 2005-04-29  Jim Tison  <jtison@us.ibm.com>
6454         * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6455         trace hooks calls to improve performance.
6457 2005-04-29  Julian Brown  <julian@codesourcery.com>
6458             Mark Mitchell  <mark@codesourcery.com>
6459             Paul Brook  <paul@codesourcery.com>
6461         * crtstuff.c: Handle targets that use .init_array.
6462         * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6463         that INVOKE__main is set correctly.
6464         (expand_main_function): Test INVOKE__main.
6465         * libgcc2.c: Do not define __main when using .init_array.
6466         * config/arm/arm.c (arm_elf_asm_constructor): New function.
6467         * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6468         libgcc version.
6469         (DTORS_SECTION_ASM_OP): Likewise.
6470         (CTOR_LIST_BEGIN): Define specially when in libgcc.
6471         (CTOR_LIST_END): Likewise.
6472         (DTOR_LIST_BEGIN): Likewise.
6473         (DTOR_LIST_END): Likewise.
6474         * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6475         (FINI_SECTION_ASM_OP): Likewise.
6476         (INIT_ARRAY_SECTION_ASM_OP): Define.
6477         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6478         * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6479         (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6480         * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6481         (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6483 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6485         * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6486         gcc_assert and gcc_unreachable as appropriate.
6487         (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6488         const_int_cost, output_move_const_into_data_reg,
6489         output_move_qimode, output_move_double, find_addr_reg,
6490         print_operand, print_operand_address): Likewise.
6491         * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6492         absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6493         sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6494         bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6495         *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6496         conditional_trap): Likewise.
6497         * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6499 2005-04-29  Nathan Sidwell  <nathan@codesourcery.com>
6501         * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6502         gcc_unreachable as appropriate.
6503         (gen_conditional_move, xtensa_split_operand_pair,
6504         xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6505         xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6506         xtensa_copy_incoming_a7, xtensa_output_literal,
6507         xtensa_output_literal, xtensa_output_literal): Likewise.
6508         * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6509         * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6510         *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6511         movsicc_internal1, movsfcc_internal0,
6512         movsfcc_internal1): Likewise.
6514 2005-04-28  James E Wilson  <wilson@specifixinc.com>
6516         * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6517         (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6519 2005-04-28  DJ Delorie  <dj@redhat.com>
6521         * opt-functions.awk (var_set): Emit proper initializer for
6522         non-target bitfields.
6524 2005-04-28  Devang Patel  <dpatel@apple.com>
6526         * dbxout.c (have_used_extensions): Remove.
6527         (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6528         have_used_extensions.
6530 2005-04-28  James E Wilson  <wilson@specifixinc.com>
6532         * doc/install.texi: Update -enable-languages info.  Correct path to
6533         html docs.
6535 2005-04-28  DJ Delorie  <dj@redhat.com>
6537         * optc-gen.awk (END): Make sure no variable is defined more
6538         than once.
6539         * opth-gen.awk (END): Allocate bits on a per-variable basis.
6540         Allow for bitfield variables other than target_flags.
6541         * doc/options.text (Mask): Document that you may specify a
6542         variable other than target_flags.
6544 2005-04-28  Martin Koegler <mkoegler@auto.tuwien.ac.at>
6546         PR rtl-optimization/18877
6547         * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6548         number in val.start.
6550 2005-04-28  David Edelsohn  <edelsohn@gnu.org>
6552         PR target/20813
6553         * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6554         MASK_PPC_GFXOPT.
6555         * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6556         * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6557         * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6559 2005-04-28  Richard Earnshaw  <richard.earnshaw@arm.com>
6561         * arm.c (legitimize_pic_address): Fix sense of assertion test for
6562         creating pseudos when the base offset is too large.
6564 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6566         * global.c (earlyclobber_regclass): Change the type to
6567         VEC(int,heap).
6568         (check_earlyclobber): Update uses of earlyclobber_regclass.
6569         (mark_reg_use_for_earlyclobber): Likewise.
6570         (calculate_local_reg_bb_info): Allocate and free
6571         earlyclobber_regclass using the VEC API.
6573 2005-04-28  Nathan Sidwell  <nathan@codesourcery.com>
6575         * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
6576         assert.
6578 2005-04-28  Kazu Hirata  <kazu@cs.umass.edu>
6580         * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
6581         (*targetm.foo).
6583         * config.gcc: Obsolete c4x-* and tic4x-*.
6585         * tree.h (edge_def): Remove.
6587         * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
6588         function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
6589         reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
6590         JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
6591         where appropriate.
6593         * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
6594         coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
6595         errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
6596         genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
6597         integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
6598         machmode.def, mips-tfile.c, params.c, pretty-print.c,
6599         print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
6600         tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
6601         config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
6602         config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
6603         config/i386/cygming.h, config/i386/djgpp.h,
6604         config/i386/lynx.h, config/i386/netware.c,
6605         config/i386/winnt.c, config/ia64/ia64-c.c,
6606         config/iq2000/iq2000.c, config/m32r/little.h,
6607         config/m68k/m68k-protos.h, config/m68k/m68k.h,
6608         config/m68k/m68k.md, config/mcore/mcore.c,
6609         config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
6610         config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
6611         config/mn10300/mn10300.h, config/ns32k/netbsd.h,
6612         config/ns32k/ns32k.c, config/ns32k/ns32k.h,
6613         config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
6614         config/pdp11/pdp11.h, config/rs6000/darwin.h,
6615         config/rs6000/default64.h, config/rs6000/rs6000-c.c,
6616         config/s390/2064.md, config/s390/2084.md,
6617         config/s390/s390-modes.def, config/s390/s390-protos.h,
6618         config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
6619         config/stormy16/stormy16.c, config/vax/vax-protos.h,
6620         config/vax/vax.c, config/vax/vax.h,
6621         config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
6622         copyright.
6624 2005-04-28  Joseph S. Myers  <joseph@codesourcery.com>
6626         * c-typeck.c (build_compound_expr): Correct logic in last change.
6628 2005-04-27  James E. Wilson  <wilson@specifixinc.com>
6630         * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
6631         parameters.  Replace conditional move code with assert checking for
6632         ar.lc.  Delete obsolete comments.
6633         (set_src_needs_barrier): Delete cond parameter, and code using it.
6634         (rtx_needs_barrier): Delete initialization of cond.  Fix typo in
6635         assert checking for PR_REGS.  Fix calls to update_set_flags and
6636         set_src_needs_barrier.
6637         (group_barrier_needed): Renamed from group_barrier_needed_p.  Fix all
6638         callers.  Rewrite explanatory comment before the function.
6639         (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
6640         Fix all callers.
6642 2005-04-27  Mike Stump  <mrs@apple.com>
6644         * doc/cpp.texi: gcc now implements universal character names.
6646 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6648         PR c/21159
6649         * c-typeck.c (build_compound_expr): Don't warn for left-hand side
6650         being a compound expression whose right-hand side is cast to void.
6652 2005-04-27  Caroline Tice  <ctice@apple.com>
6654         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
6655         Remove targetm.have_named_sections test.
6656         (fix_edges_for_rarely_executed_code): Likewise.
6657         (insert_section_boundary_note): Likewise.
6658         (reorder_basic_blocks): Check partitioning flag before calling
6659         verify_hot_cold_block_grouping.
6660         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
6661         the function struct rather than global variables.
6662         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
6663         (COLD_END_LABEL): Likewise
6664         (cold_text_section_label): New static global variable.
6665         (cold_end_label): Likewise.
6666         (dwarf2out_switch_text_section): Get hot/cold section labels from
6667         the function struct rather than global variables; test to make sure
6668         cfun is defined.
6669         (output_aranges): Use cold_text_section_label and cold_end_label;
6670         check partitioning flag before putting out delta.
6671         (output_ranges): Remove incorrect code attempting to use
6672         hot/cold labels.
6673         (output_line_info): Get cold section label from function struct; test
6674         to make sure cfun is defined.
6675         (add_location_or_const_value_attribute): Likewise.
6676         (dwarf2out_var_location): Likewise.
6677         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
6678         write out cold_text_section_label if partition flag is set.
6679         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
6680         * function.h (struct function): Add new fields to point to hot/cold
6681         section labels: hot_section_label, cold_section_label,
6682         hot_section_end_label and cold_section_end_label; also add new field
6683         for cold text section name, unlikely_text_section_name.
6684         * opts.c (decode_options): Turn off partitioning flag if
6685         !targetm.have_named_sections.
6686         * output.h (hot_section_label): Remove.
6687         (hot_section_end_label): Remove.
6688         (cold_section_end_label): Remove.
6689         (unlikely_section_label): Remove.
6690         (unlikely_text_section_name): Remove.
6691         * passes.c (rest_of_handle_final):  Remove extra blank line.
6692         * varasm.c (unlikely_section_label): Remove.
6693         (hot_section_label): Remove.
6694         (hot_section_end_label): Remove.
6695         (cold_section_end_label): Remove.
6696         (unlikely_text_section_name):  Remove.
6697         (initialize_cold_section_name): Modify to call
6698         targetm.strip_name_encoding; to store cold section name in current
6699         function struct, if it exists; and to only use the decl_section_name
6700         if flag_named_sections is true.
6701         (unlikely_text_section): Modify to get section name out of current
6702         function struct, if there is one; otherwise build it from
6703         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
6704         (in_unlikely_text_section): Likewise.
6705         (named_section): Modify to get/put cold section name in current function
6706         struct, if there is one.
6707         (function_section):  Change 'bool unlikely' to 'int reloc'; check
6708         targetm.have_named_sections before calling named_section.
6709         (current_function_section): Likewise.
6710         (assemble_start_function): Modify to get/put unlikely_text_section_name
6711         in current function struct; modify to get hot/cold section labels
6712         from function struct; initialize labels using
6713         ASM_GENERATE_INTERNAL_LABEL;
6714         test partitioning flag before writing out hot section label.
6715         (assemble_end_function): Test partitioning flag before writing out
6716         hot/cold section labels.
6717         (default_section_type_flags_1):  Get cold text section name from
6718         function struct if there is one; Set flags correctly for
6719         cold text section if there is not a current function struct.
6721 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6723         * tree-ssa-propagate.c (set_rhs): Revert last change.
6725 2005-04-27  Steve Ellcey  <sje@cup.hp.com>
6727         * explow.c (convert_memory_address): Add gcc_assert.
6729 2005-04-27  Mark Mitchell  <mark@codesourcery.com>
6731         * configure.ac: Check for ld --sysroot support.
6732         * gcc.c: Document %R specifier for specs.
6733         (SYSROOT_SPEC): New macro.
6734         (sysroot_spec): New variable.
6735         (static_specs): Add sysroot_spec.
6736         (main): Pass the sysroot spec to the linker if appropriate.
6737         * configure: Regenerated.
6738         * config.in: Likewise.
6740 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6742         * fold-const.c (fold_binary): Use build_fold_addr_expr
6743         for address calculation and INDIRECT_REF handling.
6745 2005-04-27  Andrew Haley  <aph@redhat.com>
6747         * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
6749 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6751         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
6752         pointer when thumb backtracing is on.
6754         * config/fp-bit.c (abort): Revert change.
6756 2005-04-27  Ian Lance Taylor  <ian@airs.com>
6758         * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
6760 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6762         * tree-ssa-dce.c: Fix a comment typo.
6764 2005-04-27  David S. Miller  <davem@davemloft.net>
6766         * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
6767         Kill setjmpless_size.  current_function_calls_setjmp is completely
6768         computed when we are called, so just use the optimized size value
6769         instead of using REG_SAVE_AREA notes.
6770         (optimize_save_area_alloca): Delete....
6771         * rtl.h (optimize_save_area_alloca): Likewise...
6772         * passes.c (rest_of_compilation): and don't call it any more.
6773         * reg-notes.def (SAVE_AREA): Delete.
6775 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6777         * config/fp-bit.c (abort): Add noreturn attribute.
6779         * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
6780         gcc_unreachable as appropriate.
6781         (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
6782         * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
6783         ASM_OUTPUT_REG_POP): Likewise.
6785 2005-04-27  Paolo Bonzini  <bonzini@gnu.org>
6787         * tree-complex.c (expand_vector_operations_1): Do not build
6788         VIEW_CONVERT_EXPR's for the lhs.
6790 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6792         * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
6793         unnecessary noncanonical RTL handling.
6794         * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
6795         gcc_assert and gcc_unreachable.
6797         * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
6798         gcc_unreachable as appropriate.
6799         (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
6800         * config/arm/arm.c (arm_override_options, arm_compute_func_type,
6801         use_return_insn, const_ok_for_op, arm_gen_constant,
6802         arm_canonicalize_comparison, legitimize_pic_address,
6803         thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
6804         arm_cirrus_insn_p, cirrus_reorg, minmax_code,
6805         load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
6806         emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
6807         arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
6808         move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
6809         dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
6810         fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
6811         output_call, output_mov_long_double_fpa_from_arm,
6812         output_mov_long_double_arm_from_fpa,
6813         output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
6814         output_move_double, arithmetic_instr, shift_op, int_log2,
6815         output_return_instruction, arm_output_function_prologue,
6816         arm_output_epilogue, arm_output_function_epilogue,
6817         emit_multi_reg_push, arm_get_frame_offsets,
6818         arm_compute_initial_elimination_offset, arm_expand_prologue,
6819         arm_print_operand, arm_assemble_integer, get_arm_condition_code,
6820         arm_final_prescan_insn, arm_init_iwmmxt_builtins,
6821         arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
6822         thumb_compute_initial_elimination_offset,
6823         thumb_output_function_prologue, thumb_load_double_from_address,
6824         thumb_output_move_mem_multiple, thumb_reload_out_hi,
6825         arm_emit_vector_const, arm_dbx_register_number): Likewise.
6826         * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
6827         * config/arm/arm.md (thumb_extendhisi2,
6828         *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
6829         *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
6830         thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
6831         *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
6832         * config/arm/cirrus.md (*cirrus_arm_movdi,
6833         *cirrus_movdf_hard_insn): Likewise.
6834         * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6836 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6838         * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
6839         (num_ssa_names): Use VEC_length.
6840         (ssa_names): Use VEC_index.
6841         * tree-ssanames.c (ssa_names): Change the type to
6842         VEC(tree,gc).
6843         (init_ssanames, fini_ssa_names, make_ssanames,
6844         release_ssa_name): Update uses of ssa_names.
6846         * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
6847         Use fold_buildN instead of fold (buildN (...)).
6849 2005-04-27  Devang Patel <dpatel@apple.com>
6851         * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
6853 2005-04-27  Matt Thomas <matt@3am-software.com>
6854             Jan-Benedict Glaw <jbglaw@microdata-pos.de>
6856         * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
6857         (vax_output_mi_thunk): Ditto.
6858         (vax_notice_cc_update): Ditto.
6859         (INDEX_REGISTER_P): Add trailing \.
6860         (BASE_REGISTER_P): Add trailing \.
6861         (legitimate_address_p): Whitespace cleanup.  Remove trailing \.
6863 2005-04-27  Richard Guenther  <rguenth@gcc.gnu.org>
6865         * tree-ssa-propagate.c (set_rhs): Check operand of
6866         ADDR_EXPR for gimpliness, too.
6868 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6870         * tree-ssa-pre.c: Fix a comment typo.
6872 2005-04-27  Zdenek Dvorak  <dvorakz@suse.cz>
6874         PR tree-optimization/21171
6875         * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
6876         record address uses if the reference is volatile.
6878 2004-04-27  Paolo Bonzini  <bonzini@gnu.org>
6880         * tree-complex.c (expand_vector_operation): New, extracted from
6881         expand_vector_operations_1.
6882         (tree_vec_extract): Build a NOP_EXPR.
6883         (expand_vec_parallel): Do not care about returning the correct type.
6884         (expand_vector_operations_1): Call expand_vector_operation.
6885         Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
6887         * tree-complex.c (gate_expand_vector_operations): New.
6888         (pass_lower_vector_ssa): Use it.
6889         * tree-optimize.c (init_tree_optimization_passes): Include
6890         pass_lower_vector_ssa.
6891         * tree-vect-transform.c (vect_min_worthwhile_factor): New.
6892         (vectorizable_operation): Use it.
6893         * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
6894         integer modes for the vector type.
6896         * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6897         * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
6898         Do not cope with UNITS_PER_SIMD_WORD == 0.
6899         * tree-vectorizer.c (get_vectype_for_scalar_type): Check
6900         if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
6901         (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
6902         * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
6903         * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
6904         * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
6905         * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
6907         * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
6908         * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
6909         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
6911         * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
6912         (UNITS_PER_SIMD_WORD): New.
6914 2005-04-27  Nathan Sidwell  <nathan@codesourcery.com>
6916         * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
6917         gcc_unreachable as appropriate.
6918         (ia64_expand_load_address, ia64_expand_tls_address,
6919         ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
6920         ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
6921         next_scratch_gr_reg, ia64_initial_elimination_offset,
6922         ia64_expand_prologue, ia64_expand_epilogue,
6923         ia64_output_dwarf_dtprel, ia64_print_operand,
6924         ia64_register_move_cost, first_instruction, rws_access_regno,
6925         update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
6926         ia64_sched_init, ia64_variable_issue,
6927         ia64_first_cycle_multipass_dfs_lookahead_guard,
6928         ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
6929         ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
6930         process_for_unwind_directive, ia64_hpux_file_end): Likewise.
6931         * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
6932         * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
6933         * config/ia64/predicates.md (got_symbolic_operand,
6934         sdata_symbolic_operand): Likewise.
6935         * config/ia64/vect.md (vcondv2sf): Likewise.
6937 2005-04-27  Matt Thomas <matt@3am-software.com>
6939         * config/vax/vax.c (legitimate_constant_address_p): New.  Formerly
6940         CONSTANT_ADDRESS_P in config/vax/vax.h
6941         (legitimate_constant_p): Added.  Formerly CONSTANT_P in vax.h.
6942         (INDEX_REGISTER_P): New.
6943         (BASE_REGISTER_P): New.
6944         (indirectable_constant_address_p): New.  Adapted from
6945         INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
6946         (indirectable_address_p): New.  Adapted from
6947         INDIRECTABLE_ADDRESS_P in vax.h.
6948         (nonindexed_address_p): New.  Adapted from
6949         GO_IF_NONINDEXED_ADDRESS in vax.h.
6950         (index_temp_p): New.  Adapted from INDEX_TERM_P in vax.h.
6951         (reg_plus_index_p): New.  Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
6952         (legitimate_address_p): New.  Adapted from
6953         GO_IF_LEGITIMATE_ADDRESS in vax.h.
6954         (vax_mode_dependent_address_p): New.  Adapted from
6955         GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
6956         * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
6957         legitimate_constant_address_p.
6958         (CONSTANT_P): Use legitimate_constant_p.
6959         (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
6960         (INDIRECTABLE_ADDRESS_P): Removed.
6961         (GO_IF_NONINDEXED_ADDRESS): Removed.
6962         (INDEX_TEMP_P): Removed.
6963         (GO_IF_REG_PLUS_INDEX): Removed.
6964         (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
6965         definitions, depending on whether REG_OK_STRICT is defined.
6966         (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
6967         Two definitions, depending on whether REG_OK_STRICT is defined.
6968         * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
6969         added.
6970         (legitimate_constant_p): Prototype added.
6971         (legitimate_address_p): Prototype added.
6972         (vax_mode_dependent_address_p): Prototype added.
6974 2005-04-27  Kazu Hirata  <kazu@cs.umass.edu>
6976         * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
6978 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6980         PR c/21213
6981         * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
6982         transparent union.
6984 2005-04-27  Joseph S. Myers  <joseph@codesourcery.com>
6986         PR c/20740
6987         * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
6988         assertion failures, if __gcc_host_wide_int__ is not properly
6989         defined.
6990         (init_dynamic_diag_info): Give errors, not assertion failures, if
6991         location_t, tree or __gcc_host_wide_int__ are not properly
6992         defined.
6994 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
6996         * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
6997         n_iv_uses, iv_use, n_iv_cands, iv_cand,
6998         tree_ssa_iv_optimize_init, record_use, add_candidate_1,
6999         prepare_decl_rtl, free_loop_data,
7000         tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7001         VARRAY.
7003         * tree.h (tree_phi_node): Add a comment about the order of PHI
7004         arguments.
7006 2005-04-26  Paul Brook  <paul@codesourcery.com>
7008         * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7010 2005-04-26  Nathan Sidwell  <nathan@codesourcery.com>
7012         * config/mips.mips.c (mips_legitimize_tls_address): Use
7013         gcc_unreachable.
7015         * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7016         * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7017         * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7019         * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7020         'abort'.
7022 2005-04-26  Jeff Law  <law@redhat.com>
7024         * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7025         (op_iter_init_must_and_may_def): Likewise.
7026         (unmodifiable_var_p): Move to a later point in the file.
7027         * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7028         * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7029         (dse_record_phis): Directly check for virtual operands rather than
7030         using need_imm_uses_for.
7031         (dse_optimize_stmt): Handle V_MUST_DEF operands.  Handle case where
7032         store has multiple V_{MAY,MUST}_DEF operands.
7034 2005-04-26  Andrew MacLeod  <amacleod@redhat.com>
7036         * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7037         stmt.
7039 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
7041         * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7042         call to find_edge outside a loop to go through a PHI chain.
7044 2004-04-26  Richard Guenther  <rguenth@gcc.gnu.org>
7046         PR tree-optimization/17598
7047         * fold-const.c (fold_binary): Fold comparisons of addresses
7048         of COMPONENT_REFs which reference the same field to
7049         comparisons of the addresses of the base objects.
7051 2005-04-26  Julian Brown  <julian@codesourcery.com>
7053         * config/arm/arm.c (arm_return_in_msb): New function.
7054         (arm_must_pass_in_stack): New function.
7055         (TARGET_RETURN_IN_MSB): Define target hook.
7056         (TARGET_MUST_PASS_IN_STACK): Define target hook.
7057         (arm_function_value): Pad small aggregate return.
7058         (arm_pad_arg_upward): New function.
7059         (arm_pad_reg_upward): New function.
7060         * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7061         (FUNCTION_ARG_PADDING): Define macro.
7062         (BLOCK_REG_PADDING): Define macro.
7063         (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7064         * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7065         (arm_pad_reg_upward): Declare function.
7067 2005-04-26  Kazu Hirata  <kazu@cs.umass.edu>
7069         * basic-block.h (ei_cond): New.
7070         (FOR_EACH_EDGE): Call ei_cond.
7072         PR tree-optimization/21047
7073         * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7074         (fold): Don't handle ASSERT_EXPR.
7076 2005-04-25  Roger Sayle  <roger@eyesopen.com>
7078         * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7079         all writes to any stack register as a read/write dependency on
7080         FIRST_STACK_REG.
7081         (sched_analyze_2): Likewise, for reads from any stack register.
7083 2005-04-25  Richard Henderson  <rth@redhat.com>
7085         * final.c (output_addr_const): Revert 2005-04-09 change.
7087 2005-04-25  Mike Stump  <mrs@apple.com>
7089         * config/darwin.c (darwin_encode_section_info): Always set
7090         MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7092 2005-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7094         * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7095         gensupport.c, protoize.c, toplev.c: Replace calls to
7096         `unlock_stream' with `unlock_std_streams'.
7098 2005-04-25  Devang Patel <dpatel@apple.com>
7100         * dbxout.c (dbxout_type): Emit attribute vector.
7102 2005-04-05  Paul Brook  <paul@codesourcery.com>
7104         * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7105         * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7106         * config/arm/arm.c (arm_cxx_atexit_name): New function.
7107         (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7108         * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7109         (register_dtor_fn): Likewise.
7110         * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7112 2005-04-25  Ian Lance Taylor  <ian@airs.com>
7114         * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7115         * c-common.h (EXPR_STMT_EXPR): Don't define.
7116         (c_common_stmt_codes): Don't define.
7117         * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7118         * c-gimplify.c (gimplify_expr_stmt): Remove.
7119         (c_gimplify_expr): Remove EXPR_STMT case.
7120         * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7121         to INIT_STATEMENT_CODES.
7122         * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7124 2005-04-25  Jan Hubicka  <jh@suse.cz>
7126         * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7128         * except.c: Include diagnostic.h
7129         (dump_eh_tree, verify_eh_tree): New functions.
7130         * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7131         * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7132         (dump_function_to_file): dump eh tree.
7133         * tree-eh.c (mark_eh_edge): New function.
7134         (mark_eh_edge_found_error): New static variable.
7135         (verify_eh_edges): New function.
7137 2005-04-25  Nathan Sidwell  <nathan@codesourcery.com>
7139         * tree-ssa-alias.c (fieldoff_t): Remove.
7140         (fieldoff_s): typedef the structure itself.  Create a vector of
7141         objects.
7142         (push_fields_onto_fieldstack): Return count of fields pushed.
7143         Remove peeling of first field.  Adjust.
7144         (fieldoff_compare): Adjust.
7145         (create_overlap_variables_for): Adjust.
7147 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
7149         * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7151 2005-04-25  Joseph S. Myers  <joseph@codesourcery.com>
7153         PR bootstrap/21215
7154         * doc/install.texi: Document correct assembler and linker to use
7155         on i?86-*-solaris2.10.
7157 2005-04-25  Steven Bosscher  <stevenb@suse.de>
7159         Fix PR tree-optimization/21173
7161         * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7162         Unshare expression we pass to force_gimple_operand.
7164 2005-04-25  J"orn Rennecke <joern.rennecke@st.com>
7165             Stephen Clarke <stevec@superh.com>
7166             Roger Sayle <roger@eyesopen.com>
7168         PR rtl-optimization/20413
7169         * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7170         VOIDmode for LABEL_REF.
7171         * final.c (shorten_branches): Likewise.
7172         * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7173         * loop.c (reg_dead_after_loop): Likewise.
7174         * varasm.c (decode_addr_const): Likewise.
7175         * doc/rtl.texi: Document mode requirement for LABEL_REF.
7177 2005-04-25  Ralf Corsepius  <ralf.corsepius@rtems.org>
7179         * config.gcc (avr-*-*): Remove redundant "case".
7181 2005-04-25  Kazu Hirata  <kazu@cs.umass.edu>
7183         * tree-vect-analyze.c (vect_mark_relevant): Take
7184         VEC(tree,heap) instead of varray_type as an argument.
7185         (vect_mark_stmts_to_be_vectorized): Change the type of
7186         worklist to VEC(tree,heap).  Adjust uses of worklist.
7188 2005-04-24  Devang Patel  <dpatel@apple.com>
7190         *  config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7192 2005-04-24  Ian Lance Taylor  <ian@airs.com>
7194         * c-semantics.c (build_stmt): Remove test of specific tree codes
7195         for TREE_SIDE_EFFECTS handling.
7197 2005-04-24  Per Bothner  <per@bothner.com>
7199         * c-opts.c (finish_options):  Make the line-number of the <built-in>
7200         location 0, as assumed elsewhere, rather than 1.
7202 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
7204         * tree-ssa-uncprop.c (equiv_stack): Change the type o
7205         VEC(tree,heap).
7206         (tree_ssa_uncprop, uncprop_finalize_block,
7207         uncprop_initialize_block): Update uses of equiv_stack.
7209 2005-04-24  Richard Henderson  <rth@redhat.com>
7211         PR rtl-opt/21163
7212         * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7213         for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7214         constm1_rtx.
7215         <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7216         <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7217         <DIV, MOD>: Likewise.
7219 2005-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
7221         * collect2.c (main): Unlock the stdio streams.
7222         * gcc.c (main): Likewise.
7223         * gcov-dump.c (main): Likewise.
7224         * gcov.c (main): Likewise.
7225         * gen-protos.c (main): Likewise.
7226         * gensupport.c (init_md_reader_args_cb): Likewise.
7227         * protoize.c (main): Likewise.
7228         * toplev.c (general_init): Likewise.
7230 2005-04-24  Jakub Jelinek  <jakub@redhat.com>
7232         PR middle-end/20991
7233         * cgraph.h (cgraph_local_info): Add vtable_method field.
7234         * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7235         and node is vtable_method, finalized and not reachable, don't do
7236         anything.
7238 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
7240         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7241         COMPARISON_CLASS_P.
7242         * tree-ssa-pre.c (create_value_expr_from): Use
7243         CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7244         * tree-ssa-propagate.c (stmt_makes_single_load,
7245         stmt_makes_single_store): Use REFERENCE_CLASS_P.
7246         * tree-vect-transform.c (vect_is_simple_cond): Use
7247         COMPARISON_CLASS_P.
7248         * tree-vrp.c (extract_range_from_assert,
7249         build_assert_expr_for, fp_predicate, has_assert_expr): Use
7250         COMPARISON_CLASS_P.
7252         * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7253         of tpa_to_clear to VEC(int,heap).  Update uses of
7254         tpa_to_clear.  Free tpa_to_clear at the end.
7256 2005-04-24  Andrew Pinski  <pinskia@physics.uc.edu>
7258         * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7259         function decl.
7261 2005-04-24  Nathan Sidwell  <nathan@codesourcery.com>
7263         * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7264         and gcc_unreachable as appropriate.
7265         (num_insns_constant, output_vec_const_move,
7266         build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7267         rs6000_emit_set_const, rs6000_emit_move,
7268         spe_build_register_parallel, function_arg,
7269         rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7270         spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7271         rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7272         rs6000_common_init_builtins, expand_block_clear,
7273         expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7274         extract_ME, rs6000_get_some_local_dynamic_name,
7275         rs6000_output_function_entry, print_operand,
7276         print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7277         output_cbranch, output_e500_flip_gt_bit,
7278         rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7279         rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7280         compute_save_world_info, rs6000_stack_info,
7281         rs6000_emit_load_toc_table, rs6000_frame_related,
7282         spe_synthesize_frame_save, rs6000_emit_epilogue,
7283         rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7284         output_function_profiler, rs6000_trampoline_size,
7285         rs6000_initialize_trampoline, find_addr_reg,
7286         rs6000_machopic_legitimize_pic_address,
7287         rs6000_initial_elimination_offset,
7288         rs6000_dbx_register_number): Likewise.
7289         * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7290         *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7291         *movti_power, *movti_string, call, call_value, sibcall,
7292         sibcall_value): Likewise.
7293         * config/rs6000/spe.md (*movdf_e500_double,
7294         *movv2si_internal): Likewise.
7295         * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7296         from comment.
7298 2005-04-24  Richard Henderson  <rth@redhat.com>
7300         PR target/21101
7301         * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7302         * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7303         Deny modes smaller than 4 bytes.
7304         * config/i386/i386-protos.h: Update.
7306 2005-04-24  Ralf Corsepius  <ralf.corsepius@rtems.org>
7308         * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7309         Switch h8300-*-rtems* to ELF.
7311 2005-04-24  Kazu Hirata  <kazu@cs.umass.edu>
7313         * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7315 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7317         * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7319 2005-04-23  Richard Guenther  <rguenth@gcc.gnu.org>
7321         PR middle-end/21082
7322         * fold-const.c: Fold &a[i]-&a[j] to i-j.
7324 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
7326         * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7327         definitions of ssa names in condition.  Split recusive part to ...
7328         (tree_simplify_using_condition_1): New function.
7329         (expand_simple_operations): New function.
7331 2005-04-23  Zdenek Dvorak  <dvorakz@suse.cz>
7333         * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7334         (find_interesting_uses_cond): Do not use integer_zerop and
7335         integer_nonzerop to check for integer constants.
7336         (set_use_iv_cost): Record the value field.
7337         (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7338         determine_use_iv_cost_outer): Set the value field of the cost pair.
7339         (may_eliminate_iv): Do not return the comparison code.
7340         (iv_elimination_compare): New function.
7341         (determine_use_iv_cost_condition): Set the value field.  Record
7342         noneliminable invariants correctly.
7343         (rewrite_use_compare, rewrite_use_outer): Use the value field.
7345 2005-04-23  DJ Delorie  <dj@redhat.com>
7347         * diagnostic.c (warning): Accept parameter to classify warning option.
7348         (warning0): New, for when a pointer to an error() like function is needed.
7349         * errors.c (warning): Likewise.
7350         * errors.h (warning, warning0): Adjust prototypes.
7351         * toplev.h (warning, warning0): Likewise.
7353         * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7354         c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7355         c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7356         fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7357         genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7358         reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7359         tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7360         tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7362         * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7363         config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7364         config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7365         config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7366         config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7367         config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7368         config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7369         config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7370         config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7371         config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7372         config/rs6000/aix52.h, config/rs6000/darwin.h,
7373         config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7374         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7375         config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7376         config/stormy16/stormy16.c, config/v850/v850-c.c,
7377         config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7378         callers.
7380 2005-04-23  Richard Henderson  <rth@redhat.com>
7382         PR rtl-opt/21102
7383         * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7384         performing some integral scalar simplifications.
7386 2005-04-23  Richard Henderson  <rth@redhat.com>
7388         PR target/21099
7389         * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7390         simplifying CONST_VECTOR.
7392 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7394         * tree-ssa-live.c (live_worklist): Take a stack allocated on
7395         heap as an argument.  Update uses of stack.
7396         (calculate_live_on_entry): Allocate stack on heap.
7398         * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7399         partition_link and tpa_nodes on heap.
7401         * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7402         (mark_stmt_necessary, propagate_necessity,
7403         mark_really_necessary_kill_operand_phis): Update uses of
7404         worklist.
7405         (tree_dce_init): Allocate worklist using VEC_alloc.
7406         (tree_dce_done): Free worklist using VEC_free.
7408 2005-04-23  Mike Stump  <mrs@apple.com>
7410         * config/darwin.c (machopic_indirection_name): Don't use
7411         quotes needlessly.
7412         (darwin_emit_unwind_label): Use user_label_prefix instead of
7413         "_".
7415 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7417         * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7419 2005-04-23  Hans-Peter Nilsson  <hp@axis.com>
7421         * config.gcc <cris-*>: Specify .opt files.
7422         * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7423         config/cris/linux.opt: New files.
7424         * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7425         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7426         (TARGET_ELF): Override to 0.
7427         (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7428         -melinux-stacksize=N.
7429         * config/cris/cris.c: (cris_handle_option): New function.
7430         (TARGET_DEFAULT_TARGET_FLAGS): Override.
7431         (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7432         (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7433         * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7434         (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7435         (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7436         (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7437         (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7438         (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7439         (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7440         (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7441         (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7442         (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7443         (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7444         (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7445         (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7446         (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7447         (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7448         (TARGET_LINUX): Define 0.
7449         (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7450         (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7451         (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7452         * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7453         (TARGET_LINUX): Override to 1.
7454         (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7456 2005-04-23  Nathan Sidwell  <nathan@codesourcery.com>
7458         * haifa-sched.c (schedule_block): Fix thinko in previous
7459         assertification patch.
7461 2005-04-23  Richard Sandiford  <rsandifo@redhat.com>
7463         * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7464         $extra_options.  Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7465         (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
7466         pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7467         $extra_options.  Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7468         (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file.  Add
7469         pa/pa-hpux.opt to $extra_options.  Also add pa/pa-hpux1111.opt
7470         for hpux11.[1-9]*.
7471         * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7472         (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7473         (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7474         (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7475         (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7476         (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7477         (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7478         (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7479         (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7480         (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7481         (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7482         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7483         (SUBTARGET_OPTIONS): Delete.
7484         (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7485         (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7486         instead of a string.
7487         * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7488         (pa_cpu_string, pa_unix_string): Delete.
7489         (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7490         (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7491         TARGET_HPUX_10_10.
7492         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7493         (pa_handle_option): New function.
7494         (override_options): Remove handling of -march=, -mfixed-range=,
7495         -mschedule= and -munix=.
7496         * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7497         * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7498         * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7499         * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7500         * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7501         * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7502         * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7503         redefining.
7504         * config/pa/pa.opt: New file.
7505         * config/pa/pa-hpux.opt: New file.
7506         * config/pa/pa-hpux1010.opt: New file.
7507         * config/pa/pa-hpux1111.opt: New file.
7508         * config/pa/pa64-hpux.opt: New file.
7510 2005-04-22  David S. Miller  <davem@davemloft.net>
7512         * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7513         integer when it's mode is VOIDmode not DImode.
7515 2005-04-22  Geoffrey Keating  <geoffk@apple.com>
7517         * config/rs6000/rs6000.md (sync_add<mode>_internal,
7518         sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7519         sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7520         sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7521         sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7522         "bne- $-xxx" rather than local labels.
7523         (sync_lock_release<mode>): Add second operand.
7524         (lwsync): Use .long rather than a more meaningful opcode.
7525         * doc/md.texi (Standard Names): Add description of second
7526         parameter to sync_lock_test_and_set.
7528 2005-04-23  Kazu Hirata  <kazu@cs.umass.edu>
7530         PR tree-optimization/21088
7531         * fold-const.c (fold_unary, fold_binary, fold_ternary):
7532         Export.
7533         * tree-vrp.c (compare_values): Use fold_binary to compare
7534         pointers.  Use boolean_type_node as the type of a comparison
7535         expression being folded.
7536         * tree.h: Add prototypes for fold_unary, fold_binary,
7537         fold_ternary.
7539         * tree-ssa-dom.c: Fix formatting.
7541 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
7543         * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7544         * lambda-code.c (perfect_nestify): Mark virtual operands in
7545         the moved statement for renaming.
7546         * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7547         (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7548         * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7549         (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7550         * tree-flow.h (struct var_ann_d): Update comments.
7551         (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7552         allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7553         debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7554         debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7555         dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7556         debug_names_replaced_by): Remove declarations.
7557         (delete_update_ssa, get_current_def, set_current_def): Declare.
7558         (rewrite_into_loop_closed_ssa): Add new argument.  Update
7559         all callers.
7560         * tree-into-ssa.c: Include params.h.
7561         (old_virtual_ssa_names): Remove.  Update all users.
7562         (need_to_replace_names_p): Remove.  Update all users.
7563         (struct update_ssa_stats_d): Declare.
7564         (update_ssa_stats): New local.
7565         (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7566         dump_tree_ssa_stats, debug_tree_ssa_stats,
7567         dump_update_ssa, debug_update_ssa,
7568         dump_names_replaced_by, debug_names_replaced_by): Declare.
7569         (get_current_def, set current_def): Make extern.
7570         (is_old_name, is_new_name): Protect against references
7571         past the end of the sets.
7572         (add_new_name_mapping): Assert that OLD and NEW are
7573         different SSA names for the same symbol.
7574         When adding a virtual mapping, update stats for virtual
7575         mapping heuristic.
7576         (insert_phi_nodes_for): If UPDATE_P is true, create the
7577         LHS of the new PHI by duplicating SSA name VAR.
7578         (insert_phi_nodes_1): Remove.  Update all users.
7579         (insert_phi_nodes): Remove second argument.  Update all
7580         users.
7581         (maybe_replace_use, maybe_replace_def): New.
7582         (rewrite_update_stmt): Call them.
7583         (mark_def_interesting): Remove calls to is_gimple_reg.
7584         (prepare_phi_args_for_update): Remove.  Update all users.
7585         (prepare_block_for_update): Only process virtual operands
7586         and GIMPLE registers in normal form.
7587         (prepare_use_sites_for): New.
7588         (prepare_names_to_update): Rename from prepare_def_sites.
7589         Call prepare_use_sites_for.
7590         (dump_update_ssa): Rename from dump_repl_tbl.
7591         Update all users.
7592         Show statistics for virtual mapping heuristic.
7593         (debug_update_ssa): Rename from debug_debug_repl_tbl.
7594         (init_update_ssa): Initialize UPDATE_SSA_STATS.
7595         (delete_update_ssa): Make extern.
7596         (mark_set_for_renaming): If the set is empty, do nothing.
7597         (release_ssa_name_after_update_ssa): Update comment.
7598         (insert_updated_phi_nodes_for): Do not remove existing
7599         PHI nodes for symbols.
7600         (switch_virtuals_to_full_rewrite_p): New.
7601         (switch_virtuals_to_full_rewrite): New.
7602         (update_ssa): Call them.
7603         Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
7604         for every statement before updating.
7605         If all the names in NEW_SSA_NAMES have been marked for
7606         removal, do nothing.
7607         Only start at the top of the CFG if there are symbols in
7608         SYMS_TO_RENAME.
7609         (ssa_rewrite_finalize_block): Remove.
7610         (ssa_register_new_def): Remove.
7611         (ssa_rewrite_stmt): Remove.
7612         (ssa_rewrite_phi_arguments): Remove.
7613         (ssa_rewrite_initialize_block): Remove.
7614         (ssa_mark_def_sites): Remove.
7615         (ssa_mark_def_sites_initialize_block): Remove.
7616         (ssa_mark_phi_uses): Remove.
7617         (rewrite_ssa_into_ssa): Remove.
7618         * tree-phinodes.c (find_phi_node_for): Remove.
7619         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
7620         Call update_ssa.
7621         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
7622         Remove calls to verify_dominators and
7623         verify_loop_structure.
7624         (tree_unswitch_single_loop): Call update_ssa.
7625         * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
7626         returns false.
7627         Call verify_stmts.
7628         (delete_tree_ssa): Assert that need_ssa_update_p returns
7629         false.
7630         * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
7631         * tree-vectorizer.c (allocate_new_names, rename_def_op,
7632         free_new_names): Remove.  Update all users.
7633         (rename_use_op): Call get_current_def.
7634         (rename_variables_in_bb): Do not handle any real or
7635         virtual definition.
7636         (slpeel_update_phis_for_duplicate_loop): Call
7637         get_current_def and set_current_def instead of using
7638         SSA_NAME_AUX.
7639         (slpeel_update_phi_nodes_for_guard2): Reformat comments.
7640         (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
7641         ssa_names_to_replace and delete_update_ssa.
7642         * doc/invoke.texi: Document --param min-virtual-mappings
7643         and --param virtual-mappings-ratio.
7645 2005-04-22  Diego Novillo  <dnovillo@redhat.com>
7647         * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
7648         for newly created PHI nodes.
7649         Call create_new_def_for for every new V_MAY_DEF and
7650         V_MUST_DEF on the copied statement.
7651         (struct ssa_name_map_entry): Remove.
7652         (ssa_name_map_entry_hash): Remove.
7653         (ssa_name_map_entry_eq): Remove.
7654         (allocate_ssa_names): Remove.
7655         (rewrite_to_new_ssa_names_def): Remove.
7656         (rewrite_to_new_ssa_names_use): Remove.
7657         (rewrite_to_new_ssa_names_bb): Remove.
7658         (rewrite_to_new_ssa_names): Remove.
7659         (tree_duplicate_sese_region): Remove variables ver,
7660         definitions, phi, ssa_name_map and bi.
7661         Call need_ssa_update_p instead of any_marked_for_rewrite_p.
7662         Call update_ssa.
7663         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
7664         update_ssa instead of rewrite_ssa_into_ssa.
7665         * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
7666         create_new_def_for.
7667         (find_uses_to_rename_use): Add argument 'need_phis'.
7668         (find_uses_to_rename_stmt): Do not scan virtual operands.
7669         (find_uses_to_rename): Only scan PHI nodes for
7670         non-virtual names.
7671         (rewrite_into_loop_closed_ssa): Call update_ssa.
7672         (check_loop_closed_ssa_use): Ignore virtual operands.
7673         (check_loop_closed_ssa_stmt): Likewise.
7674         (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
7675         NULL.
7676         (rename_variables, set_phi_def_stmts): Remove.
7677         (tree_duplicate_loop_to_header_edge): Reformat comment.
7678         Remove variables BB, I and DEFINITIONS.
7679         Call need_ssa_update_p.
7680         Call update_ssa.
7681         (lv_adjust_loop_header_phi): Reformat comment.
7682         * tree-ssanames.c (ssa_names_to_rewrite): Remove.
7683         (marked_for_rewrite_p, any_marked_for_rewrite_p,
7684         mark_for_rewrite, unmark_all_for_rewrite,
7685         marked_ssa_names): Remove.  Update all users.
7686         (release_ssa_name): If VAR has been registered for SSA
7687         updating, do nothing.
7688         * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
7689         (build_assert_expr_for): Call register_new_name_mapping.
7690         (insert_range_assertions): Update call to update_ssa.
7691         * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
7692         marked_for_rewrite_p, any_marked_for_rewrite_p,
7693         marked_ssa_names): Remove.
7695 2005-04-22  Jeff Law  <law@redhat.com>
7697         * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
7698         (restore_currdefs_to_original_value): Likewise.
7699         (register_definitions_for_stmt): Likewise.
7700         (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
7701         for each variable.  Do not allocate/free block_defs_stack either.
7702         Do not iterate if we just thread jumps.  Only iterate if the
7703         tree_cleanup_cfg does useful work (temporary).
7704         (dom_opt_initialize_block): No longer push a marker on
7705         BLOCK_DEFS_STACK.
7706         (dom_opt_finalize_block): Removal call to restore currdefs.
7707         Relax restrictions for recording edge equivalences.
7708         (record_equivalences_from_phis): No longer need to track
7709         CURRENT_DEF.
7710         (optimize_stmt): Similarly.
7711         (thread_across_edge): Simplify by removing the requirement that
7712         statements in the block we are threading through must be nops.
7713         (initialize_hash_element): Handle GOTO_EXPR.
7715 2005-04-22  David S. Miller  <davem@davemloft.net>
7717         * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
7718         CONST_DOUBLE_HIGH.
7719         * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
7720         fix check on CONST_DOUBLE mode.  It should be VOIDmode
7721         when it is representing an integer.
7723 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7725         * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
7726         'abort'. Use gcc_assert and gcc_unreachable as appropriate.
7727         * c-format.c (get_constant, decode_format_attr, get_flag_spec,
7728         find_char_info_specifier_index,
7729         find_length_info_modifier_index): Likewise.
7730         * c-typeck.c (composite_type, pop_init_level): Likewise.
7731         * combine.c (cant_combine_insn_p, try_combine): Likewise.
7732         * cse.c (cse_insn): Likewise
7733         * dominance.c (calc_dfs_tree): Likewise
7734         dwarf2out.c (loc_descriptor_from_tree_1,
7735         add_abstract_origin_attribute, force_decl_die,
7736         force_type_die): Likewise
7737         emit-rtl.c (operand_subword_force): Likewise
7738         explow.c (hard_function_value): Likewise
7739         expmed.c (store_bit_field, expand_divmod,
7740         emit_store_flag_force): Likewise
7741         expr.c (emit_move_multi_word, store_expr,
7742         expand_expr_real_1): Likewise
7743         final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
7744         output_operand): Likewise
7745         flow.c (recompute_reg_usage): Likewise
7746         * function.c (assign_stack_temp_for_type, assign_temp,
7747         handle_epilogue_set): Likewise
7748         * genextract.c (main): Likewise
7749         * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
7750         gimplify_modify_expr_rhs, gimplify_expr): Likewise
7751         * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
7752         ready_remove, rm_line_notes, rm_other_notes,
7753         schedule_block): Likewise
7754         mips-tfile.c (copy_object, out_of_bounds): Likewise
7756 2005-04-22 David Edelsohn  <edelsohn@gnu.org>
7758         PR target/20813
7759         * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
7760         * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
7761         rs64.  Add MASK_PPC_GFXOPT to powerpc64 and rs64.
7762         (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
7763         TARGET_XL_COMPAT.
7764         * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
7766 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7768         * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
7769         (gcc_tree_to_linear_expression): Convert to heap allocated
7770         vectors.
7771         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
7772         lbv_to_gcc_expression, lle_to_gcc_expression,
7773         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
7774         perfect_nestify): Likewise.
7775         lambda.h (gcc_loopnest_to_lambda_loopnest,
7776         lambda_loopnest_to_gcc_loopnest): Likewise.
7777         tree-loop-linear.c (linear_transform_loops): Likewise.
7779 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
7781         * config/sparc/predicates.md (arith_double_operand): Use
7782         trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
7783         * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
7784         (DImode, DFmode constant splitters): Likewise.  Remove code for
7785         TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
7786         (logical constant splitters): Use const_int_operand predicate.
7787         (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
7788         HOST_BITS_PER_WIDE_INT < 64.
7790 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7792         * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
7793         gcc_unreachable as appropriate.
7794         (force_mode, emit_move_sequence, singlemove_string,
7795         output_move_double, output_fp_move_double, find_addr_reg,
7796         output_block_move, output_block_clear, output_and,
7797         output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
7798         pa_adjust_cost, pa_issue_rate, print_operand,
7799         output_global_address, output_arg_descriptor, output_cbranch,
7800         output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
7801         output_call): Likewise.
7802         * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
7803         prefetch, prefetch_cc, prefetch_nocc): Likewise.
7805 2005-04-22  Zdenek Dvorak  <dvorakz@suse.cz>
7807         * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
7808         _gcov_pow2_profiler and _gcov_one_value_profiler.
7809         (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
7810         (GTFILES): Add $(srcdir)/tree-profile.c.
7811         * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
7812         __gcov_one_value_profiler): Declare.
7813         * gimplify.c (force_gimple_operand): Check whether the statements
7814         should be produced in ssa form.
7815         (force_gimple_operand_bsi): New function.
7816         * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
7817         __gcov_one_value_profiler): New functions.
7818         * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
7819         the profiled value is a power of two or not.
7820         * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
7821         * tree-flow.h (in_ssa_p): Declare.
7822         (force_gimple_operand_bsi): Declare.
7823         * tree-into-ssa.c (in_ssa_p): New variable.
7824         (rewrite_into_ssa): Set in_ssa_p.
7825         * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
7826         * tree-profile.c: Include ggc.h and gt-tree-profile.h.
7827         (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
7828         tree_one_value_profiler_fn): New variables.
7829         (tree_init_edge_profiler): Initialize the profiler function decls.
7830         (tree_gen_edge_profiler): Use global gcov_type_node.
7831         (prepare_instrumented_value): New function.
7832         (tree_gen_interval_profiler, tree_gen_interval_profiler,
7833         tree_gen_one_value_profiler): Call the library functions instead of
7834         creating instrumentation code.
7835         * tree.c (build_fn_decl): New function.
7836         * tree.h (build_fn_decl): Declare.
7837         * value-prof.c (rtl_divmod_values_to_profile,
7838         rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
7839         tree_mod_pow2_value_transform, tree_find_values_to_profile):
7840         Do not handle may_be_other and precise values of exponents at pow2
7841         profiler.
7842         (tree_mod_subtract_transform): Reflect that value field of
7843         histogram has changed meaning.
7844         (tree_divmod_values_to_profile): Record the values correctly.
7845         (tree_values_to_profile): Update comment.
7846         * value-prof.h (struct histogram_value_t): Remove pow2 data.
7848 2005-04-22  Joseph S. Myers  <joseph@codesourcery.com>
7850         * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
7851         (decl).
7853 2005-04-22  Nathan Sidwell  <nathan@codesourcery.com>
7855         * config/i386/i386.md (length_immediate): Use gcc_assert or
7856         gcc_unreachable, as appropriate.
7857         (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
7858         *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
7859         *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
7860         *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
7861         *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
7862         *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
7863         *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
7864         *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
7865         *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
7866         *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
7867         *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
7868         *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
7869         pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
7870         pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
7871         *prefetch_sse_rex): Likewise.
7872         * config/i386/predicates.md (x86_64_immediate_operand,
7873         x86_64_zext_immediate_operand, symbolic_operand,
7874         no_seg_address_operand, aligned_operand,
7875         memory_displacement_operand): Likewise.
7876         * config/i386/sse.md (*mov<mode>_internal,
7877         *movv2df_internal): Likewise.
7879 2005-04-22  Jan Hubicka  <jh@suse.cz>
7881         * Makefile.in (ipa.o, ipa-inline.o): New files.
7882         * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
7883         cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
7884         cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
7885         * cgraphunit.c (cgraph_default_inline_p,
7886         cgraph_decide_inlining_incrementally,  ncalls_inlined,
7887         nfunctions_inlined, initial_insns, overall_insns,
7888         cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
7889         cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
7890         cgraph_mark_inline, cgraph_check_inline_limits,
7891         cgraph_default_inline_p, cgraph_recursive_inlining_p,
7892         update_callee_keys, lookup_recursive_calls,
7893         cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
7894         cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
7895         cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
7896         pass_ipa_inline): Move to ipa-inline.c
7897         (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
7898         * ipa.c: New file.
7899         * ipa-inline.c: New file.
7901 2005-04-22  Eric Botcazou  <ebotcazou@libertysurf.fr>
7903         * doc/invoke.texi (SPARC options): Document that -mapp-regs
7904         is turned off by default on Solaris.
7906 2005-04-21  Roger Sayle  <roger@eyesopen.com>
7908         * c-common.h (objc_build_method_signature): Update prototype.
7909         * stub-objc.c (objc_build_method_signature): Update the stub
7910         implementation to accept and ignore additional parameter.
7911         * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
7912         the value of ellipsis to objc_build_method_signature instead
7913         of setting TREE_OVERFLOW on the parms TREE_LIST node.
7915 2005-04-21  Geoffrey Keating  <geoffk@apple.com>
7917         * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
7918         * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
7919         gen_rtx_* not gen_rtx_fmt_*.
7920         (rs6000_emit_vector_select): Likewise.
7921         (rs6000_emit_sync): New.
7922         * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
7923         (larx, stcx, cmp): New mode substitutions.
7924         (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
7925         UNSPEC_ISYNC): New constants.
7926         (rlwinm): Give name.
7927         (memory_barrier, isync, lwsync): New insns.
7928         (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
7929         (sync_lock_release<mode>): New expander.
7930         (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
7931         sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
7932         sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
7933         sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
7934         sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
7935         sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
7936         (sync_add<mode>_internal, sync_addshort_internal,
7937         sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
7938         sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
7939         sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
7941         * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
7942         is the memory before, not after, the operation.  Clarify
7943         barrier requirements.
7945 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7947         * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
7948         * lambda.h (lambda_vector_min_nz): Likewise.
7949         * langhooks.h (struct lang_hooks_for_types,
7950         struct lang_hooks): Likewise.
7951         * output.h (assemble_integer, this_is_asm_operands): Likewise.
7952         * tree.h: Likewise.
7953         * vec.h: Likewise.
7954         * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
7956         * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
7957         comments to avoid 'abort'.  Use gcc_assert as necessary.
7958         * opts.c (common_handle_option): Likewise.
7959         * pretty-print.c (pp_base_format_text): Likewise.
7960         * print-rtl.c (print_rtx): Likewise.
7961         * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
7962         * regmove.c (try_auto_increment): Likewise.
7963         * reload.c (find_valid_class, find_reloads_toplev,
7964         find_equiv_reg): Likewise.
7965         * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
7966         merge_assigned_reloads): Likewise.
7967         * tree-inline.c (inline_forbidden_p_1,
7968         estimate_num_insns_1): Likewise.
7969         * tree-optimize.c (execute_todo): Likewise.
7970         * tree-outof-ssa.c (eliminate_phi): Likewise.
7971         * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
7972         * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
7973         * tree-ssa-operands.c (parse_ssa_operands,
7974         get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
7975         * tree-ssa-pre.c (find_or_generate_expression): Likewise.
7976         * tree-ssanames.c (release_ssa_name): Likewise.
7977         * tree.c (int_bit_position, int_byte_position, tree_low_cst,
7978         walk_tree): Likewise.
7980         * tree-ssa-operands.c (verify_abort): Fold into ..
7981         (verify_imm_links): ... here.
7983 2005-04-21  Richard Henderson  <rth@redhat.com>
7985         * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
7986         on non-memory operand for previous inversion.
7988 2005-04-21  Devang Patel  <dpatel@apple.com>
7990         PR optimization/20994
7991         * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
7992         x = !(a == b) : p , q;.
7993         (pass_if_conversion): Verify stmts and flow.
7995 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
7997         * optabs.c (gen_conditional_trap): Restore #define.
7999         * alias.c (true_dependence): Remove 'abort' from comments. Use
8000         gcc_assert and gcc_unreachable as appropriate.
8001         (canon_true_dependence): Likewise.
8002         * bb-reorder.c (connect_traces): Likewise.
8003         * c-common.c (c_add_case_label): Likewise.
8004         * c-decl.c (finish_function): Likewise.
8005         * caller-save.c (insert_restore, insert_save): Likewise.
8006         * cfg.c (update_bb_profile_for_threading): Likewise.
8007         * cfganal.c (flow_active_insn_p): Likewise.
8008         * cfgexpand.c (add_reg_br_prob_note): Likewise.
8009         * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8010         cfg_layout_merge_blocks): Likewise.
8011         * ifcvt.c (cond_exec_process_insns, merge_if_block,
8012         find_if_block): Likewise.
8013         * integrate.c (allocate_initial_values): Likewise.
8014         * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8015         swap_condition, unsigned_condition, signed_condition,
8016         mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8017         reg_or_subregno): Likewise.
8018         * lambda-code.c (lambda_compute_auxillary_space,
8019         lambda_transform_legal_p): Likewise.
8020         * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8021         * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8022         lhd_incomplete_type_error, lhd_expand_expr,
8023         lhd_types_compatible_p, lhd_tree_size): Likewise.
8024         * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8025         * local-alloc.c (update_equiv_regs): Likewise.
8026         * loop-unroll.c (peel_loop_completely
8027         unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8028         peel_loop_simple, unroll_loop_stupid,
8029         analyze_iv_to_split_insn): Likewise.
8030         * loop.c (gen_prefetch, find_and_verify_loops,
8031         basic_induction_var): Likewise.
8032         * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8033         * value-prof.c (tree_find_values_to_profile): Likewise.
8034         * varasm.c (named_section, default_assemble_integer,
8035         decode_addr_const): Likewise.
8037 2005-04-21 Alan Modra  <amodra@bigpond.net.au>
8038            Fariborz Jahanian <fjahanian@apple.com>
8040         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8041         portion of argument passed in fpr.
8042         * expr.c (emit_push_insn): Fix computation of 'offset' used to
8043         decide on partial argument save on stack.
8045 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
8047         * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8048         comment typos.
8050 2005-04-21  Jan Hubicka  <jh@suse.cz>
8052         * cgraphunit.c: Include tree-pass.h
8053         (cgraph_decide_recursive_inlining,
8054         cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8055         cgraph_decide_inlining): Dump goes to dump_file.
8056         (cgraph_optimize): Call ipa passes instead of inliner.
8057         (cgraph_gate_inlining, pass_ipa_inline): New.
8058         * tree-optimize.c (all_ipa_passes): New static variable.
8059         (register_one_dump_file): Dead with IPA passes.
8060         (register_dump_files): Likewise.
8061         (init_tree_optimization_passes): Initialize IPA passes.
8062         (execute_todo): Do cgraph dump when asked to, do not dump function body
8063         for IPA pass.
8064         * tree-pass.h (TODO_dump_cgraph): New macro.
8065         (ipa_passes): Declare.
8066         * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8068 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
8070         * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8071         gcc_assert instead of abort.
8072         (classify_argument, examine_argument, construct_container,
8073         contains_128bit_aligned_vector_p, ix86_check_movabs,
8074         standard_80387_constant_opcode, standard_80387_constant_rtx,
8075         ix86_initial_elimination_offset, ix86_compute_frame_layout,
8076         pro_epilogue_adjust_stack, ix86_expand_epilogue,
8077         ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8078         legitimize_tls_address, output_pic_addr_const,
8079         i386_output_dwarf_dtprel, put_condition_code, print_reg,
8080         get_some_local_dynamic_name, print_operand, print_operand_address,
8081         output_387_binary_op, emit_i387_cw_initialization,
8082         output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8083         ix86_expand_clear, ix86_expand_binary_operator,
8084         ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8085         ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8086         ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8087         ix86_expand_branch, ix86_expand_setcc,
8088         ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8089         ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8090         ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8091         memory_address_length, ix86_attr_length_immediate_default,
8092         ix86_attr_length_address_default, ix86_agi_dependant,
8093         x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8094         ix86_expand_binop_builtin, ix86_force_to_memory,
8095         ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8096         x86_emit_floatuns): Likewise.
8097         * config/i386/netware.c (gen_regparm_prefix,
8098         i386_nlm_strip_name_encoding): Likewise.
8099         * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8101 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
8103         * optabs.c (gen_condiational_trap): Remove #define.
8104         (add_equal_note): Assertify. Remove explicit indirection from
8105         call via function pointer.
8106         (expand_ternary_op, expand_simple_binop, expand_binop,
8107         expand_twoval_unop, expand_twoval_binop,
8108         expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8109         emit_unop_insn,  emit_no_conflict_block,  prepare_cmp_insn,
8110         prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8111         prepare_float_lib_cmp, emit_conditional_move,
8112         emit_conditional_add, gen_add2_insn, gen_add3_insn,
8113         have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8114         expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8115         vector_compare_rtx, expand_vec_cond_expr): Likewise.
8117 2005-04-21  Nathan Sidwell  <nathan@codesourcery.com>
8119         * vec.h: Update API to separate allocation mechanism from type.
8120         (VEC_safe_grow): New.
8121         * vec.c (calculate_allocation): New.
8122         (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8123         (vec_gc_free, vec_heap_free): Remove.
8124         * gengtype-lex.l (DEF_VEC_): Process mult-argument macros.  Adjust.
8125         (VEC): Likewise.
8126         (mangle_macro_name): New.
8127         (struct macro_def): New.
8128         (struct macro): Add multiple argument values.
8129         (macro_expans_end): New.
8130         (push_macro_expansion):  Chain on new macro. Process multiple
8131         args, create follow on expansion. Return follow on argument.
8132         (macro_input): Deal with multiple arguments.
8134         * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8135         (struct tree_binfo): Adjust.
8136         * basic-block.h: Define VEC(edge,gc).
8137         (struct edge_def): Adjust.
8138         (struct basic_block_def, struct edge_iterator): Likewise.
8139         (ei_container, ei_start_1, ei_last_1): Likewise.
8140         * cfg.c (connect_src, connect_dest): Likewise.
8141         * cfgrtl.c (force_nonfallthru_and_redirect)
8142         * dbxout.c (dbxout_type)
8143         * dwarf2out.c (gen_member_die)
8144         * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8145         (gcc_tree_to_linear_expression): Adjust.
8146         (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8147         lbv_to_gcc_expression, lle_to_gcc_expression,
8148         lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8149         perfect_nestify): Likewise.
8150         * lambda.h (gcc_loopnest_to_lambda_loopnest,
8151         lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8152         * profile.c (instrument_values): Adjust.
8153         * tree-cfg.c (modified_noreturn_calls): Adjust.
8154         (remove_fallthru_edge): Likewise.
8155         * tree-dump.c (dequeue_and_dump): Adjust.
8156         * tree-flow-inline.h (mark_stmt_modified): Adjust.
8157         * tree-flow.h (modified_noreturn_calls): Adjust.
8158         (tree_on_heap): Remove. (yay!)
8159         (register_new_def): Adjust.
8160         * tree-into-ssa.c: Define VEC(int,heap).
8161         (block_defs_stack): Adjust.
8162         (find_idf, insert_phi_nodes, register_new_def,
8163         rewrite_initialize_block, rewrite_finalize_block,
8164         register_new_update_single, rewrite_update_init_block,
8165         rewrite_update_fini_block, rewrite_blocks,
8166         ssa_rewrite_finalize_block, ssa_register_new_def,
8167         ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8168         * tree-loop-linear.c (linear_transform_loops): Adjust.
8169         * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8170         (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8171         * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8172         stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8173         vrp_variables_stack): Adjust declarations.
8174         (tree_ssa_dominator_optimize): Adjust.
8175         (dom_opt_initialize_block, remove_local_expressions_from_table,
8176         restore_nonzero_vars_to_original_value,
8177         restore_vars_to_original_value,
8178         restore_currdefs_to_original_value, dom_opt_finalize_block,
8179         record_var_is_nonzero, record_cond, record_const_or_copy_1,
8180         optimize_stmt, update_rhs_and_lookup_avail_expr,
8181         lookup_avail_expr, record_range): Likewise.
8182         * tree-ssa-pre.c: Define VEC(basic_block,heap).
8183         (compute_antic_aux): Adjust.
8184         (inserted_exprs, create_expression_by_pieces,
8185         insert_into_preds_of_block, eliminate, mark_operand_necessary,
8186         remove_dead_inserted_code, fini_pre): Likewise.
8187         * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8188         (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8189         ssa_prop_init): Likewise.
8190         * tree-ssa.c: Define VEC(bitmap,heap).
8191         (verify_name_tags): Adjust.
8192         * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8193         (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8194         tree_divmod_values_to_profile, tree_find_values_to_profile,
8195         value_profile_transformations): Likewise.
8196         * value-prof.h: Define VEC(histogram_value,heap).
8197         * varasm.c: Remove alias_pair pointer typedef, define
8198         VEC(alias_pair,gc).
8199         (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8201         * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8202         not a pointer to it.  Create an object vector.
8203         (extern_symbols): Turn into an object vector.
8204         (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8206 2005-04-21  Sebastian Pop  <pop@cri.ensmp.fr>
8208         PR/20742
8209         * Makefile.in (tree-chrec.o): Depend on params.h.
8210         * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8211         default value 20.
8212         * tree-chrec.c: Depend on params.h.  Replace build with buildN,
8213         and fold build with fold_buildN.
8214         (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8215         the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8216         (tree_contains_chrecs): Compute an estimation of the size of the
8217         given expression.
8218         * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8219         (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8220         * tree-scalar-evolution.c (simple_iv): Ditto.
8221         * doc/invoke.texi (scev-max-expr-size): Documented.
8223 2005-04-21  Richard Sandiford  <rsandifo@redhat.com>
8225         * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8226         (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8227         (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8228         (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8229         (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8230         (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8231         * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8232         (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8233         * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8234         (darwin_fix_and_continue_switch): Delete.
8235         * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8236         (SUBTARGET_SWITCHES): Delete.
8237         * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8238         (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8239         (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8240         (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8241         (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8242         (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8243         (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8244         (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8245         (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8246         (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8247         (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8248         (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8249         (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8250         (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8251         (TARGET_64BIT): Undef before redefining.
8252         (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8253         (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8254         (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8255         (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8256         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8257         (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8258         (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8259         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8260         (ix86_debug_arg_string, ix86_debug_addr_string)
8261         (ix86_align_loops_string, ix86_align_jumps_string)
8262         (ix86_align_funcs_string): Delete.
8263         * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8264         (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8265         * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8266         (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8267         * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8268         * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8269         (SUBTARGET_SWITCHES): Delete.
8270         * config/i386/i386.c (ix86_debug_arg_string): Delete.
8271         (ix86_debug_addr_string): Delete.
8272         (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8273         (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8274         (ix86_align_loops_string, ix86_align_jumps_string)
8275         (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8276         (ix86_align_funcs_string): Make static.
8277         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8278         (ix86_handle_option): New function.
8279         (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8280         (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8281         * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8282         of darwin_fix_and_continue_switch.
8283         (darwin_one_byte_bool): Delete.
8284         * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8285         * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8286         to darwin_one_byte_bool.
8287         * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8288         * config/i386/djgpp.opt, config/i386/i386.opt,
8289         * config/i386/sco5.opt: New files.
8291 2005-04-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
8293         * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8294         fp_zero_operand, fp_register_operand, intreg_operand,
8295         fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8296         call_operand, call_operand_address, tgd_symbolic_operand,
8297         tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8298         symbolic_operand, symbolic_memory_operand, label_ref_operand,
8299         sp64_medium_pic_operand, data_segment_operand,
8300         text_segment_operand, splittable_symbolic_memory_operand,
8301         reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8302         eq_or_neq, normal_comp_operator, noov_compare_op,
8303         noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8304         cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8305         const64_operand, const64_high_operand, arith11_operand,
8306         arith10_operand, arith_double_operand, arith_double_4096_operand,
8307         arith_double_add_operand, arith11_double_operand,
8308         arith10_double_operand, small_int, small_int_or_double,
8309         uns_small_int, uns_arith_operand, clobbered_register,
8310         input_operand, compare_operand): Delete.
8311         (sparc_emit_set_const32): Use predicates in assertion.  Remove special
8312         code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8313         (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8314         (GEN_HIGHINT64, GEN_INT64): Delete.
8315         (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8316         gen_safe_XOR64): Adjust for above deletion.
8317         (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8318         Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8319         (legitimate_constant_p): Use const_zero_operand instead.
8320         (sparc_extra_constraint_check): Likewise.
8321         * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8322         (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8323         (PREDICATE_CODES): Delete.
8324         * config/sparc/sparc.md: Include predicates.md.
8325         (All patterns): Adjust for new predicate names.
8326         (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8327         (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8328         (movdi): Use general_operand predicate.
8329         (movdi_sp64_dbl): Delete.
8330         (movdi_const64_special): Add 'N' constraint.
8331         (movdicc): Use arith10_operand predicate.
8332         (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8333         (movdi_cc_reg_sp64): Use arith10_operand predicate.
8334         (movdi_cc_reg_sp64_trunc): Delete.
8335         (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8336         (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8337         (subdi3_sp32): Delete.
8338         (subdi3_insn_sp32): Change to define_insn_and_split.
8339         (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8340         (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8341         (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8342         umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8343         small_int_operand predicate.
8344         (divdi3, udivdi3): Use arith_operand predicate.
8345         (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8346         (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8347         xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8348         (xordi3_sp64_dbl): Delete.
8349         (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8350         cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8351         cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8352         cmp_ccx_set_not): Use arith_operand predicate.
8353         (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8354         * config/sparc/predicates.md: New file.
8356 2005-04-21  Kazu Hirata  <kazu@cs.umass.edu>
8358         PR tree-optimization/14846
8359         * fold-const.c (fold_single_bit_test_into_sign_test): New,
8360         split out from ...
8361         (fold_single_bit_test): ... here.
8362         (fold_binary): Call fold_single_bit_test_into_sign_test
8363         instead of fold_single_bit_test.
8365 2005-04-20  James E Wilson  <wilson@specifixinc.com>
8367         PR c++/20805
8368         * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8369         is another declaration.
8371 2005-04-21  Hans-Peter Nilsson  <hp@axis.com>
8373         * config/cris/predicates.md: New file.
8374         * config/cris/cris-protos.h (cris_store_multiple_op_p)
8375         (cris_movem_load_rest_p): Declare.
8376         * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8377         (cris_movem_load_rest_p): Ditto.  Globalize.
8378         (cris_bdap_operand, cris_bdap_biap_operand,
8379         cris_orthogonal_operator, cris_commutative_orth_op,
8380         cris_operand_extend_operator,
8381         cris_additive_operand_extend_operator, cris_extend_operator,
8382         cris_plus_or_bound_operator, cris_mem_op,
8383         cris_general_operand_or_symbol,
8384         cris_general_operand_or_gotless_symbol,
8385         cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8386         cris_load_multiple_op): Remove predicate functions.
8387         (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8388         abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8389         * config/cris/cris.h (PREDICATE_CODES): Don't define.
8390         * config/cris/cris.md: Include predicates.md.
8391         ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8393 2005-04-20  Ian Lance Taylor  <ian@airs.com>
8395         * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8396         * c-common.h (STMT_EXPR_STMT): Don't define.
8397         (STMT_EXPR_NO_SCOPE): Don't define.
8398         * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8399         * c-pretty-print.c (pp_c_primary_expression): Likewise.
8400         (pp_c_expression): Likewise.
8402 2005-04-20  Richard Henderson  <rth@redhat.com>
8404         PR target/21100
8405         * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8407 2005-04-20  Jeff Law  <law@redhat.com>
8409         * reload1.c (reload): Ignore equivalences between pseudos and
8410         read only memory.
8412 2005-04-20  Joseph S. Myers  <joseph@codesourcery.com>
8414         PR c/12913
8415         * c-tree.h (struct c_label_list): Update comment.
8416         (struct c_label_context): Rename to struct c_label_context_se.
8417         (label_context_stack): Rename to label_context_stack_se.
8418         (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8419         c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8420         c_end_vm_scope): New.
8421         (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8422         * c-decl.c (pop_scope): Call c_end_vm_scope.
8423         (pushdecl): Call c_begin_vm_scope for variably modified
8424         declarations.
8425         (define_label): Check for jumping into scope of identifier with
8426         variably modified type.  Push label on stack for those defined at
8427         current context of identifiers with variably modified type.
8428         (start_function): Create stack level for context of identifiers
8429         with variably modified type.
8430         (finish_function): Pop stack level for context of identifiers with
8431         variably modified type.
8432         * c-typeck.c (label_context_stack): Rename to
8433         label_context_stack_se.
8434         (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8435         (c_finish_goto_label): Check for jumping into scope of identifier
8436         with variably modified type.  Push label on stack for those jumped
8437         to from current context of identifiers with variably modified
8438         type.
8439         (struct c_switch): Add blocked_vm.
8440         (c_start_case): Initialize blocked_vm.
8441         (do_case): Check blocked_vm.
8442         (c_finish_case): Add comment.
8443         (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8444         variable label_context_stack.
8446 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8448         * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8449         conditional_replacement, value_replacement, abs_replacement,
8450         minmax_replacement.
8451         (replace_phi_edge_with_variable): Remove argument BB.
8452         (conditional_replacement, value_replacement,
8453         minmax_replacement, abs_replacement): Remove argument PHI_BB.
8454         Update a call to replace_phi_edge_with_variable.
8456         * tree-ssa-phiopt.c: Fix comments.
8458 2005-04-20  Michael Matz  <matz@suse.de>
8460         PR20973
8461         * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8462         pseudos.
8464 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8466         * tree-ssa-phiopt.c: Fix comment typos.
8468         PR tree-optimization/21116
8469         * tree-ssa-phiopt.c: Fix a typo.
8471 2005-04-19  Richard Henderson  <rth@redhat.com>
8473         * builtins.c (expand_builtin_sync_operation): Revert last change.
8474         * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8475         not vs new value.
8476         (expand_compare_and_swap_loop): Likewise.
8477         (expand_sync_operation): Remove fallback from NAND to AND; invert
8478         memory operand when expanding from cmpxchg.
8479         (expand_sync_fetch_operation): Likewise.
8480         * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8481         compare-and-swap.
8483         * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8484         when implementing NAND.  Fix double-add for AFTER.
8485         * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8486         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8487         (sync_compare_and_swap<I48MODE>): Fix compare vs zero.  Return old
8488         memory value.
8489         (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8490         memory barrier.
8492         * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8493         to return old memory value.
8494         (sync_compare_and_swap_cc<IMODE>): Likewise.
8496         * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8497         return pre-reload.  Don't consider output or anti dependencies.
8498         * config/ia64/sync.md (IMODE): New.
8499         (modesuffix): Add QI and HI.
8500         (memory_barrier): Simplify expansion.
8501         (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8502         (cmpxchg_acq_<IMODE>): Likewise.
8503         (sync_lock_test_and_set<IMODE>): Likewise.
8504         (sync_lock_release<IMODE>): Likewise.
8506 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
8508         * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8509         ~X or ~Y simplify.
8511 2005-04-19  James A. Morrison  <phython@gcc.gnu.org>
8513         * fold-const (fold_binary):  Fold ~X ^ ~ Y to X ^ Y.
8515 2005-04-20  Michael Pogue  <michael.pogue@sun.com>
8516             Joseph S. Myers  <joseph@codesourcery.com>
8518         * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8519         * c-typeck.c (build_c_cast): Check these options.
8520         * doc/invoke.texi: Document these options.
8522 2005-04-20  Kazu Hirata  <kazu@cs.umass.edu>
8524         * tree-ssa-phiopt.c: Update a comment about the pass.
8526 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
8528         * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8529         config/mcore/mcore.c: Fix comment typos.
8531 2005-04-19  Daniel Jacobowitz  <dan@codesourcery.com>
8533         * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8534         * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8536 2005-04-19  Paul Brook  <paul@codesourcery.com>
8538         * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8540 2005-04-19  Andrew Haley  <aph@redhat.com>
8542         PR java/21022
8543         * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8544         looking at a field's bitpos.
8546 2005-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
8548         * system.h (fopen, fdopen, freopen): Define these to the unlocked
8549         libiberty functions.
8551 2005-04-19  Kazu Hirata  <kazu@cs.umass.edu>
8553         PR tree-optimization/21096
8554         * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8556 2005-04-19  Alan Modra  <amodra@bigpond.net.au>
8558         PR target/21098
8559         * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8560         * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8562 2005-04-19  Alexandre Oliva  <aoliva@redhat.com>
8564         * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8565         refers to the function being dumped.
8567 2005-04-18  Daniel Jacobowitz  <dan@codesourcery.com>
8569         * varasm.c (assemble_start_function): Remove reset of in_section.
8571 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8573         PR tree-optimization/21085
8574         * fold-const (fold_binary): Don't change X % -C to X % C if C has
8575         overflowed.
8577 2005-04-19  Ben Elliston  <bje@au.ibm.com>
8579         * doc/invoke.texi (Optimize Options): Refer to the correct
8580         optimisation flag -ftree-dominator-opts, not -ftree-dom.
8582 2005-04-18  Christopher Jaillet <christophe.jaillet@wanadoo.fr>
8584         * config/rs6000/rs6000.c (machopic_output_stub):  Increase
8585         alloca argument to be big enough.
8587 2005-04-18  Alexandre Oliva  <aoliva@redhat.com>
8589         PR middle-end/21049
8590         * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
8591         cfun->cfg are NULL.
8593 2005-04-18  Tom Tromey  <tromey@redhat.com>
8595         * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
8596         typo.
8598 2005-04-18  Richard Henderson  <rth@redhat.com>
8600         * config/alpha/alpha.c (alpha_split_atomic_op): New.
8601         (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
8602         (alphaev4_insn_pipe): Likewise.  Correct IST and LDSYM pipes.
8603         * config/alpha/alpha-protos.h: Update.
8604         * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
8605         (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
8606         (attr type): Add ld_l, st_c, mb.
8607         (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
8608         iornotsi3, xorsi_internal, xornotsi3): New.
8609         * config/alpha/ev4.md (ev4_ld): Add ld_l.
8610         (ev4_ist_c, ev4_mb): New.
8611         * config/alpha/ev5.md (ev5_st): Add st_c, mb.
8612         (ev5_ld_l): New.
8613         * config/alpha/ev6.md (ev6_ild): Add ld_l.
8614         (ev6_ist): Add st_c.
8615         (ev6_mb): New.
8616         * config/alpha/sync.md: New file.
8618 2005-04-18  Richard Henderson  <rth@redhat.com>
8620         * builtins.c (expand_builtin_sync_operation): Fold nand to and
8621         for constants.
8623         * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
8625 2005-04-18  Devang Patel  <dpatel@apple.com>
8627         * config/rs6000/atlivec.md (mulv4si3): New pattern.
8629 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8631         PR tree-optimization/20922
8632         * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
8633         Fold X + c >= X and fold X - c <= X to true.
8635 2005-04-18  James A. Morrison  <phython@gcc.gnu.org>
8637         * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
8638         unsigned int.
8639         (emergency_labeled_state_free): Likewise.
8641 2005-04-18  Nick Clifton  <nickc@redhat.com>
8643         * config/h8300/h8300.md (jump): Remove prescan parameter from
8644         calls to final_scan_insn.
8646         * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
8647         parameter from calls to final_scan_insn.
8649         * config.gcc (m68hc12): Use the m68hc11.opt file for target
8650         specific options.
8651         (v850e, v850e1): Use the v850.opt file for target specific
8652         options.
8654 2005-04-18  Kazu Hirata  <kazu@cs.umass.edu>
8656         PR tree-optimization/21001
8657         * tree-optimize.c (init_tree_optimization_passes): Move the
8658         first pass_forwprop immediately before pass_vrp.
8660 2005-04-17  Ian Lance Taylor  <ian@airs.com>
8662         * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
8663         * c-common.c (c_sizeof_or_alignof_type): Change second parameter
8664         from enum tree_code op to bool is_sizeof.
8665         * c-common.h (c_sizeof_or_alignof_type): Update declaration.
8666         (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
8667         * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
8668         case.
8669         (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
8670         cases.
8671         (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
8672         ALIGNOF_EXPR cases.
8674 2005-04-17  Ian Lance Taylor  <ian@airs.com>
8676         * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
8678 2005-04-17  Richard Henderson  <rth@redhat.com>
8680         * config/alpha/alpha.c (va_list_skip_additions): Only define if
8681         TARGET_ABI_OSF.
8682         (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
8683         (alpha_stdarg_optimize_hook): Likewise.  Allow for one more round
8684         of indirection through ssa names while looking for the gpr counter
8685         field.
8686         (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
8687         saved va_list_gpr_size and va_list_fpr_size.
8689 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8691         * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
8692         both pointers or both integers.
8694         * tree-vrp.c (maybe_add_assert_expr): Don't assert
8695         ASSERT_EXPRs for single-use variable.
8697         * tree-into-ssa.c: Fix a comment typo.
8699 2005-04-17  Richard Sandiford  <rsandifo@redhat.com>
8701         * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
8702         -mipsN before forcing a default of -mips2.
8704 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8706         * predict.h (IS_TAKEN): Remove.
8707         * rtl.h (NOTE_PREDICTION): Likewise.
8709         * modulo-sched.c (CFG_HOOKS): Remove.
8711         * c-parser.c (N_C_TTYPES): Remove.
8713         * tree-flow-inline.h (get_stmt_operands): Remove.
8714         * lambda-code.c, tree-ssa-loop-unswitch.c,
8715         tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
8716         tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
8717         tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
8718         calls to get_stmt_operands.
8719         * doc/tree-ssa.texi: Don't mention get_stmt_operands.
8721 2005-04-17  Richard Henderson  <rth@redhat.com>
8723         PR target/20375
8724         * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
8725         of CUMULATIVE_ARGS past the last named argument.
8726         (alpha_va_start): Expect pretend_args_size only if strictly less than
8727         6 named arguments.
8729 2005-04-17  Kazu Hirata  <kazu@cs.umass.edu>
8731         PR middle-end/21024
8732         * builtins.c (expand_builtin_strcat): Convert the result of
8733         strlen to the right type.
8734         * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
8735         avoid creating type mismatches.
8736         <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
8737         type mismatches.
8739         * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
8741 2005-04-16  Richard Henderson  <rth@redhat.com>
8743         PR target/21051
8744         * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
8745         Use the mode of boolean_type_node when the user doesn't provide one.
8746         * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
8748 2005-04-16  Alexandre Oliva  <aoliva@redhat.com>
8750         PR target/20126
8751         * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
8752         (const)).
8754         * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
8755         comment.
8757 2005-04-16  Roger Sayle  <roger@eyesopen.com>
8758             Steven Bosscher  <stevenb@suse.de>
8760         * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
8761         (fold_unary_to_constant): Likewise.
8763 2005-04-16  Kazu Hirata  <kazu@cs.umass.edu>
8765         * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
8766         PROP_ASM_SCAN.
8768 2005-04-16  Gerald Pfeifer  <gerald@pfeifer.com>
8770         * doc/install.texi (Specific): Avoid using asterisks in @anchor
8771         names related to target triplets.
8772         Remove i?86-*-esix from platform directory.
8773         Remove powerpc-*-eabiaix from platform directory.
8775 2005-04-16  Joseph S. Myers  <joseph@codesourcery.com>
8777         PR middle-end/20491
8778         * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
8779         falling through from SUBREG case to REG.
8781 2005-04-15  Roger Sayle  <roger@eyesopen.com>
8783         * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
8784         (fold_binary): Update comment mentioning fold_relational_hi_lo.
8785         (fold_binary_to_constant): Simplify using fold_binary.
8786         (fold_unary_to_constant): Likewise, simplify using fold_unary.
8788 2005-04-15  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
8790         * gthr-posix.c (pthread_cancel): Define.
8791         (pthread_mutexattr_init): Likewise.
8792         (pthread_mutexattr_settype): Likewise.
8793         (pthread_mutexattr_destroy): Likewise.
8795 2005-04-15  David S. Miller  <davem@davemloft.net>
8797         PR target/20673
8798         * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
8800 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8802         PR tree-optimization/21031
8803         * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
8804         (forward_propagate_into_cond_1): Call it.  Forward propagate
8805         integer-integer casts into COND_EXPRs.
8807 2005-04-15  Dave Korn  <dave.korn@artimi.com>
8809         * gcc.c (default_compilers): Clarify obscure error message when
8810         reading from standard input.
8812 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8814         * basic-block.h (PROP_EQUAL_NOTES): Remove.
8815         * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
8817         * tree-ssa-alias.c (init_alias_info): Remove a call to
8818         get_stmt_operands.
8820 2005-04-15  Andrew MacLeod  <amacleod@redhat.com>
8822         * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
8823         of non-virtual PHI nodes like we use to.
8825 2005-05-15  Paolo Bonzini  <bonzini@gnu.org>
8827         * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
8828         (attr_copy_rtx): Do not use it.
8830 2005-04-15  Andrew Macleod  <amacleod@redhat.com>
8832         * doc/tree-ssa.texi: Grammer/abbreviation updates.
8834 2005-04-15  Diego Novillo  <dnovillo@redhat.com>
8836         * tree-vect-transform.c (vectorizable_store): Mark necessary
8837         objects in the vectorized store needing renaming.  Update the
8838         SSA graph for V_MAY_DEF operands in the original store.
8840 2005-04-14  Daniel Berlin <dberlin@dberlin.org>
8842         * tree-ssa-pre.c (compute_avail): It's okay to have
8843         TREE_INVARIANT's here, and value number the resulting expressions.
8844         (create_expression_by_pieces): Make sure operands that were
8845         min_invariant when we started, stay that way.
8847 2005-04-15  David Edelsohn  <edelsohn@gnu.org>
8849         * doc/install.texi (*-ibm-aix*): Add comment about system limits.
8851 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8853         PR tree-optimization/20936.
8854         * tree-ssa-ccp.c (visit_assignment): Fix a typo.
8856 2005-04-15  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
8858         * doc/invoke.texi: Fix typos.
8859         * doc/md.texi: Likewise.
8860         * doc/rtl.texi: Likewise.
8861         * doc/sourcebuild.texi: Likewise.
8862         * doc/tm.texi: Likewise.
8864 2005-04-15  Uros Bizjak  <uros@kss-loka.si>
8866         PR tree-optimization/21004
8867         * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
8868         and floorl in c99 mode only.
8869         * builtins.c (expand_builtin_int_roundingfn): Assert that
8870         fallback_fndecl is not NULL_TREE.
8872 2005-04-15  Kazu Hirata  <kazu@cs.umass.edu>
8874         * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
8875         * basic-block.h: Update the prototype for
8876         purge_all_dead_edges.
8877         * cfgexpand.c (tree_expand_cfg): Update a call to
8878         purge_all_dead_edges.
8879         * combine.c (combine_instructions): Likewise.
8880         * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
8881         rest_of_handle_cse2, rest_of_handle_gcse,
8882         rest_of_handle_postreload): likewise.
8884 2005-04-15  Alexandre Oliva  <aoliva@redhat.com>
8886         PR middle-end/20739
8887         * gimplify.c (gimplify_addr_expr): Compensate for removal of
8888         e.g. cv-qualification conversions.
8890 2005-04-14  Mike Stump  <mrs@apple.com>
8892         * config/darwin-c.c (framework_construct_pathname): We must
8893         find all headers of a framework in the first instance of it
8894         found in the seach path.
8896 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
8898         PR tree-optimization/21021
8899         * tree-vrp.c (compare_values): Work around a bug in the front
8900         end that produces a comparison of mismatched types.
8902 2004-04-14  Richard Henderson  <rth@redhat.com>
8904         * config/ia64/ia64.h (enum fetchop_code): Remove.
8905         (enum ia64_builtins): Move ...
8906         * config/ia64/ia64.c (enum ia64_builtins): ... here.  Remove all
8907         members except BSP and FLUSHRS.
8908         (ia64_init_builtins): Remove __sync builtins.
8909         (ia64_expand_builtin): Likewise.
8910         (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
8911         (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
8912         (ia64_expand_lock_release): Remove.
8913         * config/ia64/ia64.md (mf): Move to sync.md.
8914         (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
8915         cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
8916         * config/ia64/sync.md: New file.
8917         (memory_barrier): Rename from mf.
8918         (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
8919         (cmpxchg_acq_<I48MODE>): Likewise.
8920         (sync_lock_test_and_set<I48MODE>): Likewise.
8922         * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
8923         to c++.  Remove __sync* declarations.  s/_si/_4/.  s/_di/_8/.
8925 2004-04-14  Richard Henderson  <rth@redhat.com>
8927         * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
8928         (ix86_compare_emitted): New.
8929         (ix86_expand_compare): Use ix86_compare_emitted if set.
8930         (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
8931         and ix86_compare_op0 are set.
8932         * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
8933         (TARGET_CMPXCHG, TARGET_XADD): New.
8934         (ix86_compare_emitted): Declare.
8935         * config/i386/i386.md: Include sync.md
8936         (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
8937         (UNSPECV_XCHG, UNSPECV_LOCK): New.
8938         * config/i386/sync.md: New file.
8940 2004-04-14  Richard Henderson  <rth@redhat.com>
8942         PR middle-end/14311
8943         * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
8944         BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
8945         BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
8946         BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
8947         BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
8948         BT_FN_I8_VPTR_I8_I8): New.
8949         * builtins.def (DEF_SYNC_BUILTIN): New.
8950         (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
8951         BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
8952         BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
8953         BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
8954         BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
8955         BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
8956         BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
8957         BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
8958         BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
8959         BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
8960         BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
8961         BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
8962         BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
8963         BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
8964         BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
8965         BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
8966         BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
8967         BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
8968         BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
8969         BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
8970         BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
8971         BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
8972         BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
8973         BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
8974         BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
8975         BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
8976         BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
8977         BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
8978         BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
8979         BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
8980         BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
8981         BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
8982         BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
8983         BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
8984         BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
8985         BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
8986         BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
8987         BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
8988         BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
8989         BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
8990         BUILT_IN_SYNCHRONIZE: New.
8991         * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
8992         as a function.  Accept __sync_ as a prefix as well.
8993         (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
8994         expand_builtin_lock_test_and_set, expand_builtin_synchronize,
8995         expand_builtin_lock_release): New.
8996         (expand_builtin): Call them.
8997         * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
8998         neither BOTH_P nor FALLBACK_P are defined.
8999         (builtin_type_for_size): New.
9000         (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9001         (resolve_overloaded_builtin): New.
9002         * c-common.h (resolve_overloaded_builtin): Declare.
9003         (builtin_type_for_size): Declare.
9004         * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9005         * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9006         sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9007         sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9008         sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9009         sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9010         sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9011         sync_compare_and_swap_cc, sync_lock_test_and_set,
9012         sync_lock_release): New.
9013         * optabs.h: Declare them.
9014         * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9015         expand_sync_operation, expand_sync_fetch_operation,
9016         expand_sync_lock_test_and_set): Declare.
9017         * genopinit.c (optabs): Add sync optabs.
9018         * optabs.c (init_optabs): Initialize sync optabs.
9019         (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9020         expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9021         expand_sync_operation, expand_sync_fetch_operation,
9022         expand_sync_lock_test_and_set): New.
9023         * doc/extend.texi (Atomic Builtins): New section
9024         * doc/md.texi (Standard Names): Add sync patterns.
9026 2005-04-14  Alexandre Oliva  <aoliva@redhat.com>
9028         * tree-eh.c (lower_try_finally_copy): Generate new code in
9029         response to goto_queue entries as if the queue was sorted by
9030         index, not pointers.
9031         (lower_try_finally_switch): Likewise.
9033 2005-04-14  Richard Henderson  <rth@redhat.com>
9035         * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9036         (ix86_expand_sse_movcc): ... here.  Take cmp as a pre-computed
9037         register.
9038         (ix86_expand_fp_movcc): Update to match.
9039         (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9040         * config/i386/i386-protos.h: Update.
9041         * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9042         (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9044 2005-04-14  Joseph S. Myers  <joseph@codesourcery.com>
9046         * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9047         refer to 4.0.
9049 2005-04-14  Julian Brown  <julian@codesourcery.com>
9051         * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9052         link failures on ppc64 Linux.
9054 2005-04-14  Andreas Krebbel  <krebbel1@de.ibm.com>
9056         * config.gcc: Set cpu_type for s390.
9058 2005-04-14  Daniel Berlin  <dberlin@dberlin.org>
9060         Fix PR tree-optimization/20963
9061         * tree-ssa-pre.c (compute_avail): Remove special case for
9062         TREE_INVARIANT.
9063         (create_expression_by_pieces): Add value numbers for forced out
9064         statements.
9066 2005-04-14  Hans-Peter Nilsson  <hp@axis.com>
9068         * config/cris/cris.md: Replace references to (reg:SI 16) with
9069         (reg:SI CRIS_SRP_REGNUM).
9071 2005-04-14  Kazu Hirata  <kazu@cs.umass.edu>
9073         PR tree-optimization/20657
9074         * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9075         create an appropriate range from it.
9077 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
9079         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9080         <UNSPEC_FIST_CEIL> case.
9082         * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9083         (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9084         (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9085         to implement lfloor and llfloor built-ins as x87 intrinsic function.
9086         (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9087         (lfloor<mode>2): New expanders.
9088         (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9089         (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9090         to implement lceil and llceil built-ins as x87 intrinsic function.
9091         (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9092         (lceil<mode>2): New expanders.
9094 2005-04-14  Uros Bizjak  <uros@kss-loka.si>
9096         * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9097         and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9099 2005-04-14  Ulrich Weigand  <uweigand@de.ibm.com>
9101         PR target/20927
9102         * config/s390/s390-modes.def: Define TFmode.
9104 2005-04-13  Richard Sandiford  <rsandifo@redhat.com>
9106         * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9107         (JUMP_TABLES_IN_TEXT_SECTION): Define.
9108         * config/mips/mips.c (mips16_insn_length): Remove reference to
9109         JUMP_TABLES_IN_TEXT_SECTION.
9111 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9113         * simplify-rtx.c (simplify_binary_operation_1): Return
9114         scalar or vector of constant 0, depending on the xor's
9115         mode.
9117 2005-04-13  Dale Johannesen  <dalej@apple.com>
9119         * objc/Make-lang.in (objc-lang.o):  Depend on tree-gimple.h.
9120         (objc-act.o):  Ditto.
9121         * objc/objc-act.c (objc_gimplify_expr):  New.
9122         (objc_get_callee_fndecl):  New.
9123         * objc/objc-act.h:  Include tree-gimple.h.  Declare new functions.
9124         * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR):  Define.
9125         (LANG_HOOKS_GET_CALLEE_FNDECL):  Define.
9127 2005-04-13  Devang Patel  <dpatel@apple.com>
9129         * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9130         temp variables.
9132 2005-04-13  Hans-Peter Nilsson  <hp@axis.com>
9134         CRIS prologue as RTL.
9135         * config/cris/cris-protos.h (cris_emit_movem_store)
9136         (cris_expand_prologue): Prototype.
9137         * config/cris/cris.c (struct machine_function): New member
9138         stdarg_regs.
9139         (cfa_label_num, cris_target_asm_function_prologue): Remove.
9140         (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9141         (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9142         (cris_load_multiple_op, cris_return_address_on_stack)
9143         (cris_return_address_on_stack_for_return): ISO-Cify.
9144         (cris_store_multiple_op): New predicate function.
9145         (cris_expand_prologue, cris_emit_movem_store): New functions.
9146         (cris_print_operand) <case 'O'>: Handle modifications other than
9147         post-increment.
9148         (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9149         (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9150         (cris_gen_movem_load): Rearrange slightly to make local variable
9151         src a parameter, removing osrc.
9152         (cris_setup_incoming_varargs): Set machine_function member
9153         stdarg_regs to correspond to the number of registers that need to
9154         be saved.
9155         * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9156         CRIS_UNSPEC_GOT.
9157         (PREDICATE_CODES): Add cris_store_multiple_op.  Make
9158         cris_general_operand_or_gotless_symbol accept UNSPEC.
9159         * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9160         ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9161         ("*cris_store_multiple"): New pattern.  Tweak common comment above
9162         this and "*cris_load_multiple".
9163         ("prologue"): New define_expand.
9165         * config/cris/cris.md ("epilogue"): Conditionalize on
9166         TARGET_PROLOGUE_EPILOGUE.
9168 2005-04-13  Steve Ellcey  <sje@cup.hp.com>
9170         PR target/20924
9171         * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9172         fpsr 0 instead of fpsr 1.
9173         (divsf3_internal_thr): Ditto.
9174         (divdf3_internal_lat): Ditto.
9175         (divdf3_internal_thr): Ditto.
9176         (divxf3_internal_lat): Ditto.
9177         (divxf3_internal_thr): Ditto.
9179 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
9181         PR tree-optimization/20913
9182         * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9184         PR tree-optimization/20702
9185         * tree-vrp.c (maybe_add_assert_expr): Recurse into
9186         dominator children that haven't been walked into.
9188 2005-04-13  Julian Brown  <julian@codesourcery.com>
9190         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9191         being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9192         is true.
9194 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
9196         * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9197         config/i386/sse.md: Fix comment typos.
9199         * genattrtab.c (NULL_ATTR): Remove.
9200         * ifcvt.c (NULL_EDGE): Likewise.
9202         * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9204         * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9205         NOTE_PREDICT): Remove.
9207 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
9209         * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9210         * configure: Regenerate.
9211         * config.in: Likewise.
9212         * system.h: Declare vsnprintf if not already declared.
9214 2005-04-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
9216         * optc-gen.awk: Handle stand-alone Mask records.
9217         * opth-gen.awk: Likewise.
9218         * doc/options.texi (Option file format): Document them.
9219         * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9220         sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9221         (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9222         * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9223         MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9224         MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9225         MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9226         MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9227         MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9228         (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9229         TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9230         TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9231         TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9232         TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9233         TARGET_LONG_DOUBLE_128): Likewise.
9234         (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9235         (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9236         * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9237         * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9238         * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9239         * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9240         * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9241         * config/sparc/sparc.c (fpu_option_set): New global.
9242         (sparc_handle_option): New function.
9243         (sparc_override_options): Test fpu_option_set.
9244         (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9245         (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9246         * config/sparc/sparc.opt: New file.
9247         * config/sparc/little-endian.opt: Likewise.
9248         * config/sparc/long-double-switch.opt: Likewise.
9250 2005-04-13  Bernd Schmidt  <bernd.schmidt@analog.com>
9252         * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9253         (bfin_handle_options): Set it if -mshared-library-id= is seen.
9254         * config/bfin/bfin.opt (mshared-library-id=): Lose
9255         Var(bfin_lib_id_given).
9257 2005-04-13  Matt Thomas  <matt@3am-software.com>
9259         * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9260         defining.
9262 2005-04-13  Kazu Hirata  <kazu@cs.umass.edu>
9264         * rtl.h (CLEAR_RTX_FLAGS): Remove.
9266         * cgraphunit.c (INSNS_PER_CALL): Remove.
9268         * tree-ssa-forwprop.c (vars,
9269         record_single_argument_cond_exprs,
9270         substitute_single_use_vars): Remove.
9271         (forward_propagate_into_cond_1, forward_propagate_into_cond):
9272         New.
9273         (tree_ssa_forward_propagate_single_use_vars): Call
9274         forward_propagate_into_cond for each COND_EXPR.
9276         * tree-inline.c (INSNS_PER_STMT): Remove.
9278 2005-04-12  Richard Henderson  <rth@redhat.com>
9280         * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9281         (ix86_expand_sse_fp_minmax): ... from ...
9282         (ix86_expand_fp_movcc): ... here.
9283         (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9284         * config/i386/i386-protos.h: Update.
9285         * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9286         (sse_setccsf, sse_setccdf): Allow before reload.
9287         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9288         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9289         (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9290         * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9291         (anddf3, nanddf3, iordf3, xordf3): New.
9293 2005-04-12  Jeff Law  <law@redhat.com>
9295         * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9296         (tree-ssa-uncprop.o): Add dependencies.
9297         * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9298         * tree-flow.h (remove_useless_stmts): Remove prototype.
9299         * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9300         remove_useless_stmts.
9301         * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9302         * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9303         * tree-pass.h (pass_uncprop): Declare.
9304         * tree-ssa-uncprop.c: New file.
9306 2005-04-12  James E. Wilson  <wilson@specifixinc.com>
9308         PR target/20670
9309         * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9311 2005-04-12  Caroline Tice  <ctice@apple.com>
9313         Temporary fix for partitioning problems.
9314         * passes.c (rest_of_handle_final): Remove code that
9315         frees unlikely_text_section_name,
9316         * varasm.c (assemble_start_function): Test for partitioning
9317         flag before writing out section labels.
9318         (assemble_end_function): Test for partitioning flag before
9319         writing out section labels.
9321 2005-04-12  Steven Bosscher  <stevenb@suse.de>
9322             Stuart Hastings <stuart@apple.com>
9323             Jan Hubicka  <jh@suse.cz>
9325         * Makefile.in: Add function.h to BASIC_BLOCK_H.  Remove all
9326         references to gt-tree-cfg.h.
9327         * basic-block.h (struct basic_block_def): Don't skip rbi
9328         for garbage collection.
9329         (struct reorder_block_def): Make GTY-able.
9330         (struct control_flow_graph): New structure.
9331         (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9332         BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9333         but instead defines to the control_flow_graph for cfun.
9334         (label_to_block_map): New define, points to the label map of
9335         the control_flow_graph for cfun.
9336         (n_edges_for_function, n_basic_blocks_for_function,
9337         last_basic_block_for_function, basic_block_info_for_function,
9338         EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9339         basic_block_info_for_function, label_to_block_map_for_function):
9340         Counterparts for the above, taking a struct function as an extra
9341         argument.
9342         (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9343         * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9344         basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9345         (alloc_rbi_pool, free_rbi_pool): Remove.
9346         (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9347         * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9348         here...
9349         (cfg_layout_finalize) ... and don't free it here.
9350         * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9351         garbage collected.
9352         * flow.c (free_basic_block_vars): Set label_to_block_map and
9353         n_edges to zero too.
9354         * function.h (struct function): Add cfg field.
9355         * function.c (allocate_struct_function): Allocate the cfg.
9356         * tree-cfg.c (label_to_block_map): Remove.
9357         (build_tree_cfg): Don't allocate the rbi pool here...
9358         (delete_tree_cfg_annotations): ...and don't free it here.
9359         Also don't nullify label_to_block_map for cfun.
9361 2005-04-12  Caroline Tice  <ctice@apple.com>
9363         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9364         Revert my patch from April 9.
9365         (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9366         (reorder_basic_blocks): Revert my patch from April 9.
9367         (insert_section_boundary_note): Revert my patch from April 9.
9368         * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9369         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9370         (COLD_END_LABEL):  Revert my patch from April 9.
9371         (cold_text_section_label):  Revert my patch from April 9.
9372         (cold_end_label): Revert my patch from April 9.
9373         (dwarf2out_switch_text_section): Revert my patch from April 9.
9374         (output_aranges): Revert my patch from April 9.
9375         (output_ranges):  Revert my patch from April 9.
9376         (output_line_info): Revert my patch from April 9.
9377         (add_location_or_const_value_attribute):  Revert my patch from April 9.
9378         (dwarf2out_var_location): Revert my patch from April 9.
9379         (dwarf2out_init):  Revert my patch from April 9.
9380         (dwarf2out_finish): Revert my patch from April 9.
9381         * function.h (struct function): Revert my patch from April 9.
9382         * opts.c (decode_options): Revert my patch from April 9.
9383         * output.h (unlikely_section_label, hot_section_label,
9384         hot_section_end_label, cold_section_end_label,
9385         unlikely_text_section_name): Revert my patch from April 9.
9386         * passes.c (rest_of_handle_final): Revert my patch from April 9.
9387         * varasm.c (unlikely_section_label, hot_section_label,
9388         hot_section_end_label, cold_section_end_label,
9389         unlikely_text_section_name): Revert my patch from April 9.
9390         (initialize_cold_section_name): Revert my patch from April 9.
9391         (unlikely_text_section): Revert my patch from April 9.
9392         (in_unlikely_text_section): Revert my patch from April 9.
9393         (named_section): Revert my patch from April 9.
9394         (function_section): Revert my patch from April 9.
9395         (current_function_section): Revert my patch from April 9.
9396         (assemble_start_function): Revert my patch from April 9.
9397         (assemble_end_function): Revert my patch from April 9.
9398         (default_section_type_flags_1): Revert my patch from April 9.
9400 2005-04-12  Eric Botcazou  <ebotcazou@libertysurf.fr>
9402         * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9403         * config/sparc/sparc.md (untyped_call): Save the registers manually.
9405         * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9407 2005-04-12  Ulrich Weigand  <uweigand@de.ibm.com>
9409         PR middle-end/20917
9410         * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9411         ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9413 2004-04-12  Richard Henderson  <rth@redhat.com>
9415         * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9416         UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9417         UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9418         (UNSPEC_*, UNSPECV_*): Renumber.
9420 2005-04-12  Frank Ch. Eigler  <fche@redhat.com>
9422         PR mudflap/19266
9423         From Richard Henderson <rth@redhat.com>:
9424         * tree-mudflap.c (mf_build_check_statement_for): Correct block
9425         splitting logic.
9427 2005-04-12  Dorit Naishlos  <dorit@il.ibm.com>
9429         * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9431 2005-04-12  Bernd Schmidt  <bernd.schmidt@analog.com>
9433         * config/bfin/bfin.c (bfin_library_id_string): Remove.
9434         (bfin_library_id): New variable.
9435         (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9436         instead of bfin_library_id_string.
9437         (bfin_handle_option): New function.
9438         (override_options): Remove most code to deal with shared library IDs,
9439         just check they aren't used without -mid-shared-library.
9440         (TARGET_HANDLE_OPTION): Define.
9441         * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9442         * config/bfin/bfin.opt (mshared-library-id=): New.
9444 2005-04-12  Kazu Hirata  <kazu@cs.umass.edu>
9446         * tree-vect-transform.c: Fix comment typos.
9448 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9450         * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9451         split critical edges when not possible/profitable.
9453 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
9455         * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9456         (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9457         (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9458         (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9459         (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9460         (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9461         (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9462         * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9463         MASK_NO_BITFIELD.
9464         * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9465         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9466         * config/ns32k/ns32k.opt: New file.
9468 2005-04-12  Richard Sandiford  <rsandifo@redhat.com>
9470         * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9471         * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9472         (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9473         (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9474         (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9475         (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9476         (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9477         (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9478         (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9479         (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9480         (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9481         (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9482         (MASK_COLDFIRE): Formatting fixes.
9483         (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9484         * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9485         * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9486         "_current_shared_library_a5_offset_".
9487         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9488         (MASK_ALL_CPU_BITS): New macro.
9489         (m68k_handle_option): New function.
9490         (override_options): Remove handling of m68k_library_id_string.
9491         * config/m68k/m68k.opt: New file.
9492         * config/m68k/ieee.opt: New file.
9494 2005-04-11  Mark Mitchell  <mark@codesourcery.com>
9496         * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9497         (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9498         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9499         (TARGET_CXX): Adjust accordingly.
9500         * target.h (struct gcc_target): Remove epxort_class_data.  Add
9501         determine_class_data_visibility and class_data_always_comdat.
9502         * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9503         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9504         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9505         * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9506         (arm_cxx_determine_class_data_visibility): New.
9507         (arm_cxx_class_data_always_comdat): Likewise.
9508         (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9509         (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9510         (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9511         * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9512         * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9513         Define.
9515 2005-04-11  Devang Patel  <dpatel@apple.com>
9517         * tree-data-ref.c (build_classic_dist_vector,
9518         compute_subscript_distance): Make externally visible.
9519         * tree-data-ref.h (build_classic_dist_vector,
9520         compute_subscript_distance): Same.
9521         * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9522         Check distance vector against vectorization factor.
9523         (vect_analyze_loop): Determine vectorizaion factor before
9524         analyzing data dependences.
9525         * tree-vectorizer.c (loops_num): Make it externally visible and
9526         rename ...
9527         * tree-vectorizer.c (vect_loops_num): ... new name.
9528         * tree-vectorizer.h  (vect_loops_num): New.
9530 2005-04-11  Devang Patel  <dpatel@apple.com>
9532         * tree-vect-analyze.c (vect_analyze_operations): Check
9533         vectorizable codition.
9534         * tree-vect-transform.c (vect_is_simple_cond): New function.
9535         (vectorizable_condition): New function.
9536         (vect_transform_stmt): Handle condition_vec_info_type.
9537         * tree-vectorizer.h (enum stmt_vec_info_type): Add
9538         condition_vec_info_type.
9539         (vectorizable_condition): New.
9541 2005-04-11  Geoffrey Keating  <geoffk@apple.com>
9543         * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9544         * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9545         * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9547         * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9548         (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9550         * dwarf2out.c (output_line_info): Don't try to dereference
9551         a NULL current_function_decl.
9553         * config/t-slibgcc-darwin: Don't put shared libraries in
9554         directories other than $(slibdir).
9555         * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9556         OS uses for it.
9558 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
9560         PR tree-optimization/20933
9561         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9562         logic to reject aliases between read-only and writable
9563         variables ...
9564         (may_alias_p): ... here.
9565         (get_tmt_for): Do not associate read-only tags to pointers
9566         whose pointed-to type is not read-only.
9567         * tree-ssa.c (verify_ssa): Check that memory stores have at
9568         least one V_MAY_DEF or V_MUST_DEF.
9570 2005-04-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
9572         PR/17092
9573         * configure.ac (gcc_UNLOCKED_FUNCS): New.
9574         (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
9575         * system.h (putchar, getc, getchar, clearerr, feof, fileno,
9576         fflush, fgetc, fgets, ferror, fread): Redefine to the associated
9577         _unlocked function.
9578         (fwrite_unlocked): Fix prototype.
9580         * configure, config.in: Regenerate.
9582 2005-04-11  David Edelsohn  <edelsohn@gnu.org>
9584         * tree-ssa-loop-im.c: Include real.h.
9585         (determine_invariantness_stmt): If real division divisor is
9586         invariant and flag_unsafe_math_optimizations enabled, generate
9587         invariant reciprocal for hoisting.
9588         * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
9590 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
9592         Fix PR tree-optimization/20926
9594         * tree-ssa-alias.c (add_type_alias): Handle subvars.
9596 2005-04-11  Devang Patel  <dpatel@apple.com>
9598         * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
9599         operand ordering.
9601 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
9603         * fold-const.c (fold_binary_op_with_conditional_arg):
9604         use fold_buildN instead of "fold (buildN" in some
9605         non obvious places.
9606         (fold_unary): Likewise.
9607         (fold_binary): Likewise.
9609 2005-04-11  Daniel Berlin  <dberlin@dberlin.org>
9611         Fix PR tree-optimization/20612
9612         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
9613         handling
9614         (perfect_nestify): preheaderbb is *not* part of loop of the
9615         old destination.
9617 2005-04-11  Andrew Pinski  <pinskia@physics.uc.edu>
9619         * tree-ssa-alias.c (may_alias_p): If the variable
9620         is a global variable and the pointer is parameter
9621         and -fargument-noalias-global is used, then
9622         the pointer cannot alias the variable.
9624 2005-04-11  James A. Morrison  <phython@gcc.gnu.org>
9626         * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
9627         * config/sparc/sparc.h: Likewise.
9628         * config/sparc/sparc.md: Likewise.
9630 2005-04-11  Kazu Hirata  <kazu@cs.umass.edu>
9632         * tree-vrp.c (maybe_add_assert_expr): Move a comment.
9634         * tree-vrp.c: Fix a comment typo.
9636 2005-04-11  Diego Novillo  <dnovillo@redhat.com>
9638         PR tree-optimization/20920
9639         * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
9640         SSA_NAME flows through an abnormal edge.
9641         * tree-vrp.c (infer_value_range): Ignore SSA names that flow
9642         through abnormal edges.
9643         (maybe_add_assert_expr): Likewise.
9645 2005-04-11  Richard Sandiford  <rsandifo@redhat.com>
9647         * config/s390/s390.h (s390_tune_string, s390_arch_string)
9648         (s390_warn_framesize_string, s390_warn_dynamicstack_string)
9649         (s390_stack_size_string, s390_stack_guard_string, target_flags)
9650         (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
9651         (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
9652         (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
9653         (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
9654         (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
9655         (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
9656         (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
9657         * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
9658         (TARGET_HANDLE_OPTION): Likewise.
9659         (s390_tune): Initialize to PROCESSOR_max.
9660         (s390_arch_string): Make static.
9661         (s390_tune_string, s390_warn_framesize_string): Delete.
9662         (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
9663         (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
9664         (s390_handle_arch_option, s390_handle_option): New functions.
9665         (override_options): Remove parsing of option strings.
9666         * config/s390/s390.opt: New file.
9668 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
9670         * tree-complex.c (expand_vector_operations): Call
9671         update_stmt_if_modified.
9673 2005-04-11  Paolo Bonzini  <bonzini@gnu.org>
9675         * tree-vect-analyze (vect_determine_vectorization_factor):
9676         Do not use GET_MODE_NUNITS.
9677         * tree-vect-transform.c (vect_get_vec_def_for_operand,
9678         (vectorizable_load, vect_transform_loop): Likewise.
9680 2005-04-11  Uros Bizjak  <uros@kss-loka.si>
9682         * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
9683         (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
9684         * optabs.h (enum optab_index): Add new OTI_lceil.
9685         (lceil_optab): Define corresponding macro.
9686         * optabs.c (init_optabs): Initialize lceil_optab.
9687         * genopinit.c (optabs): Implement lceil_optab using lceilsi2
9688         and lceildi2 patterns.
9689         * builtins.c (expand_builtin_int_roundingfn): Handle
9690         BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
9691         (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
9692         BUILT_IN_LLCEIL{,F,L}.
9693         (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
9694         BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
9695         (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
9696         (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
9697         BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
9698         * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
9699         into lceil built-in function and (long long int)ceil{,f,l} into
9700         llceil built-in function.
9701         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
9702         BUILT_IN_LLCEIL.
9704 2005-04-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
9706         * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
9707         zero.
9709 2005-04-10  Kazu Hirata  <kazu@cs.umass.edu>
9711         * config/arm/arm.c: Fix a comment typo.
9712         * doc/tree-ssa.texi: Fix a typo.
9714 2005-04-10  Steven Bosscher  <stevenb@suse.de>
9716         * cselib.c (clear_table): Rename to cselib_clear_table.
9717         * cselib.h (cselib_clear_table): Add prototype.
9718         * gcse.c (gcse_main): Make 'f' argument unused.
9719         (alloc_gcse_mem): Do not walk the insn chain, walk the contents
9720         of each basic block instead.
9721         (compute_sets, compute_hash_table_work): Likewise.
9722         (constprop_register): Change int 'alter_jumps' argument to bool.
9723         (do_local_cprop): Likewise.
9724         (local_cprop_pass): Likewise.  Also walk basic blocks instead of
9725         the insn chain.  Explicitly clear the cselib tables after finishing
9726         one basic block.  Make sure there are no unterminated libcall blocks.
9727         Update compute_sets call.
9728         (cprop): Walk basic blocks instead of the insn chain.
9729         (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
9730         Likewise.
9731         (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
9732         one_cprop_pass calls.
9734 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
9736         * combine.c (combine_simplify_rtx): Remove a transformation that
9737         relies on an invalid assumption about rtl sign-extension semantics.
9739 2005-04-10  Richard Sandiford  <rsandifo@redhat.com>
9741         * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
9742         to build_int_cst_wide.
9744 2005-04-09  Alexandre Oliva  <aoliva@redhat.com>
9746         PR target/20126
9747         * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
9748         set the original address pseudo to the correct value before the
9749         original insn, if possible, and leave the insn alone, otherwise
9750         create a new pseudo, set it and replace it in the insn.
9751         * recog.c (validate_change_maybe_volatile): New.
9752         * recog.h (validate_change_maybe_volatile): Declare.
9754 2005-04-09  Caroline Tice  <ctice@apple.com>
9756         * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9757         Remove targetm.have_named_sections test.
9758         (fix_edges_for_rarely_executed_code): Likewise.
9759         (insert_section_boundary_note): Likewise.
9760         (reorder_basic_blocks): Check partitioning flag before calling
9761         verify_hot_cold_block_grouping.
9762         * dbxout.c (dbxout_function_end): Get hot/cold section labels from
9763         the function struct rather than global variables.
9764         * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
9765         (COLD_END_LABEL): Likewise
9766         (cold_text_section_label): New static global variable.
9767         (cold_end_label): Likewise.
9768         (dwarf2out_switch_text_section): Get hot/cold section labels from
9769         the function struct rather than global variables.
9770         (output_aranges): Use cold_text_section_label and cold_end_label;
9771         check partitioning flag before putting out delta.
9772         (output_ranges): Remove incorrect code attempting to use
9773         hot/cold labels.
9774         (output_line_info): Get cold section label from function struct.
9775         (add_location_or_const_value_attribute): Likewise.
9776         (get_subprogram_die): Get hot/cold section labels from function struct.
9777         (dwarf2out_var_location): Likewise.
9778         (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
9779         write out cold_text_section_label if partition flag is set.
9780         (dwarf2out_finish): Write out cold_end_label if partition flag is set;
9781         * function.h (struct function): Add new fields to point to hot/cold
9782         section labels: hot_section_label, cold_section_label,
9783         hot_section_end_label and cold_section_end_label; also add new field
9784         for cold text section name, unlikely_text_section_name.
9785         * opts.c (decode_options): Turn off partitioning flag if
9786         !targetm.have_named_sections.
9787         * output.h (hot_section_label): Remove.
9788         (hot_section_end_label): Remove.
9789         (cold_section_end_label): Remove.
9790         (unlikely_section_label): Remove.
9791         (unlikely_text_section_name): Remove.
9792         * passes.c (rest_of_handle_final):  Remove code that frees
9793         unlikely_text_section_name.
9794         * varasm.c (unlikely_section_label): Remove.
9795         (hot_section_label): Remove.
9796         (hot_section_end_label): Remove.
9797         (cold_section_end_label): Remove.
9798         (unlikely_text_section_name):  Remove.
9799         (initialize_cold_section_name): Modify to call
9800         targetm.strip_name_encoding; to store cold section name in current
9801         function struct, if it exists; and to only use the decl_section_name
9802         if flag_named_sections is true.
9803         (unlikely_text_section): Modify to get section name out of current
9804         function struct, if there is one; otherwise build it from
9805         UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
9806         (in_unlikely_text_section): Likewise.
9807         (named_section): Modify to get/put cold section name in current function
9808         struct, if there is one.
9809         (function_section):  Change 'bool unlikely' to 'int reloc'; check
9810         targetm.have_named_sections before calling named_section.
9811         (current_function_section): Likewise.
9812         (assemble_start_function): Modify to get/put unlikely_text_section_name
9813         in current function struct; modify to get hot/cold section labels
9814         from function struct; initialize labels using
9815         ASM_GENERATE_INTERNAL_LABEL;
9816         test partitioning flag before writing out hot section label.
9817         (assemble_end_function): Test partitioning flag before writing out
9818         hot/cold section labels.
9819         (default_section_type_flags_1):  Modify to use array instead of
9820          char* for unlikely_text_section_name; set flags correctly for
9821          cold text section if there is not a current function decl.
9823 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
9825         * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
9826         and TI_VA_LIST_FPR_COUNTER_FIELD.
9827         (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
9828         * tree-pass.h (pass_stdarg): Add.
9829         * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
9830         * tree-stdarg.c: New file.
9831         * tree-stdarg.h: New file.
9832         * Makefile.in (OBJS-common): Add tree-stdarg.o.
9833         (tree-stdarg.o): Add dependencies.
9834         * function.h (struct function): Add va_list_gpr_size and
9835         va_list_fpr_size fields.
9836         * function.c (allocate_struct_function): Initialize them.
9837         * target.h (struct gcc_target): Add stdarg_optimize_hook.
9838         * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9839         (TARGET_INITIALIZER): Add it.
9841         * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
9842         va_list_{g,f}pr_counter_field.
9843         (ix86_setup_incoming_varargs): Don't do anything if reg_save
9844         area will not be used.  Only save registers that tree-stdarg.c
9845         detected they need saving.
9846         (ix86_va_start): Don't set up fields that won't be used.
9848         * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
9849         va_list_{g,f}pr_counter_field.
9850         (setup_incoming_varargs): Don't do anything if reg_save
9851         area will not be used.  Only save registers that tree-stdarg.c
9852         detected they need saving.
9853         (rs6000_va_start): Don't set up fields that won't be used.
9855         * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
9856         (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
9857         (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
9858         (TARGET_STDARG_OPTIMIZE_HOOK): Define.
9860 2005-04-09  Jakub Jelinek  <jakub@redhat.com>
9862         PR target/20795
9863         * config/i386/i386.c (construct_container): Pass empty aligned
9864         struct, union or class in memory.
9866 2005-04-09  Kazu Hirata  <kazu@cs.umass.edu>
9868         * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
9869         tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
9870         config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
9871         config/rs6000/predicates.md: Fix comment typos.
9873         * sched-int.h (haifa_insn_data): Remove blockage and units.
9874         (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
9875         ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
9876         MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
9878 2005-04-09  Jan Hubicka  <jh@suse.cz>
9879             Steven Bosscher  <stevenb@suse.de>
9881         * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
9882         * cfgloop.c (get_loop_exit_edges): Likewise.
9883         * cfgloopmanip.c (fix_irreducible_loops): Likewise.
9884         (unloop): Likewise.
9885         * loop-unroll.c (analyze_insns_in_loop): Likewise.
9886         * tree-cfg.c (dump_cfg_status): Likewise.
9888 2005-04-09  David Edelsohn  <edelsohn@gnu.org>
9890         * config/rs6000/predicates.md (altivec_register_operand): Remove
9891         redundant match_code test.
9892         (gpc_reg_operand): Same.
9893         (cc_reg_operand): Same.
9894         (cc_reg_not_cr0_operand): Same.
9896 2005-04-09  Jan Hubicka  <jh@suse.cz>
9898         Forgotten hunk from my last merge patch:
9899         * final.c (output_addr_const): Do not call mark_referenced.
9901 2005-04-09  Andrew MacLeod  <amacleod@redhat.com>
9903         * doc/tree-ssa.texi: Add immediate use documentation.
9905 2005-04-09  Richard Earnshaw <richard.earnshaw@arm.com>
9907         * arm.c (FL_WBUF): Define.
9908         (arm_tune_strongarm): Renamed from arm_is_strong.  All uses changed.
9909         (arm_is_6_or_7): Delete.
9910         (arm_tune_wbuf): New.
9911         (arm_override_options): Set arm_tune_wbuf.
9912         * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
9913         (arm_is_6_or_7): Delete declaration.
9914         (arm_tune_wbuf): New declartion.
9915         * arm.md (is_strongarm): Derive from arm_tune_strongarm.
9916         (model_wbuf): Derive from arm_tune_wbuf.
9917         * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
9918         (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
9919         (arm740t): Mark CPUs as having a write buffer.
9921 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
9923         * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
9924         of 'const_double_operand' in operand 2 constraints.  Update enable
9925         condition.
9927 2005-04-09  Uros Bizjak  <uros@kss-loka.si>
9929         * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
9930         (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
9931         * optabs.h (enum optab_index): Add new OTI_lfloor.
9932         (lfloor_optab): Define corresponding macro.
9933         * optabs.c (init_optabs): Initialize lfloor_optab.
9934         * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
9935         and lfloordi2 patterns.
9936         * builtins.c (expand_builtin_int_roundingfn): New prototype.
9937         (expand_builtin_int_roundingfn): New function.
9938         (fold_builtin_int_roundingfn): New prototype.
9939         (fold_builtin_int_roundingfn): New function, renamed from
9940         fold_builtin_lround.
9941         Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
9942         BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
9943         (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
9944         BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
9945         (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
9946         (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
9947         BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
9948         * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
9949         into lfloor built-in function and (long long int)floor{,f,l} into
9950         llfloor built-in function.
9951         * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
9952         BUILT_IN_LLFLOOR.
9954 2005-04-08  Ian Lance Taylor  <ian@airs.com>
9956         * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
9957         CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
9958         * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
9959         (DO_COND, DO_BODY): Likewise.
9960         (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
9961         (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
9962         (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
9963         BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
9964         (build_continue_stmt, build_break_stmt): Don't declare.
9965         (c_do_switch_warnings): Update declaration.
9966         * c-gimplify.c (enum bc_t): Remove.
9967         (struct c_gimplify_ctx, ctxp): Remove.
9968         (push_context, pop_context): Remove static functions.
9969         (c_genericize): Don't call push_context or pop_context.
9970         (begin_bc_block, finish_bc_block): Remove static functions.
9971         (build_bc_goto): Likewise.
9972         (gimplify_c_loop): Likewise.
9973         (gimplify_for_stmt, gimplify_while_stmt): Likewise.
9974         (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
9975         (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
9976         DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
9977         * c-common.c (c_do_switch_warnings): Rename from
9978         c_do_switch_warnings_1.
9979         (c_do_switch_warnings) [old version]: Remove.
9980         (c_do_switch_expr_warnings): Remove.
9981         * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
9982         function instead of c_do_switch_expr_warnings.
9983         * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
9984         CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
9985         * c-pretty-print.c (pp_c_statement): Likewise.
9986         * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
9988 2005-04-08  Devang Patel  <dpatel@apple.com>
9990         * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
9991         While selecting replacement condition pay attention to loop header.
9993 2005-04-08  Diego Novillo  <dnovillo@redhat.com>
9995         Merge from tree-cleanup-branch: VRP, store CCP, store
9996             copy-prop, incremental SSA updating of FUD chains and
9997             newly exposed symbols.
9999         * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10000         (OBJS-common): Add tree-vrp.o.
10001         (tree-vrp.o): New rule.
10002         * basic-block.h (nearest_common_dominator_for_set): Declare.
10003         * common.opt (ftree-store-ccp): New flag.
10004         (ftree-copy-prop): New flag.
10005         (ftree-vrp): New flag.
10006         (ftree-store-copy-prop): New flag.
10007         * dominance.c (nearest_common_dominator_for_set): New.
10008         * domwalk.c (walk_dominator_tree): Only traverse
10009         statements in blocks marked in walk_data->interesting_blocks.
10010         * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10011         * fold-const.c (fold): Handle ASSERT_EXPR.
10012         * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10013         Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10014         flag_tree_vrp at -O2.
10015         * timevar.def (TV_TREE_VRP): Define.
10016         (TV_TREE_COPY_PROP): Define.
10017         (TV_TREE_STORE_COPY_PROP): Define.
10018         (TV_TREE_SSA_INCREMENTAL): Define.
10019         (TV_TREE_STORE_CCP): Define.
10020         * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10021         to kill_redundant_phi_nodes from comment.
10022         (verify_expr): Handle ASSERT_EXPR.
10023         * tree-dfa.c (mark_new_vars_to_rename): Remove second
10024         argument.  Update all users.
10025         (mark_call_clobbered_vars_to_rename): Remove.  Update all
10026         users.
10027         * tree-flow-inline.h (unmodifiable_var_p): New.
10028         * tree-flow.h (enum value_range_type): Declare.
10029         (struct value_range_def): Declare.
10030         (value_range): Declare.
10031         (remove_all_phi_nodes_for): Remove.  Update all users.
10032         (find_phi_node_for): Declare.
10033         (add_type_alias): Declare.
10034         (count_uses_and_derefs): Declare.
10035         (kill_redundant_phi_nodes): Remove.
10036         (rewrite_into_ssa): Remove.
10037         (rewrite_def_def_chains): Remove.
10038         (update_ssa, register_new_name_mapping, create_new_def_for,
10039         need_ssa_update_p, name_registered_for_update_p,
10040         release_ssa_name_after_update_ssa, dump_repl_tbl,
10041         debug_repl_tbl, dump_names_replaced_by,
10042         debug_names_replaced_by, mark_sym_for_renaming,
10043         mark_set_for_renaming, get_current_def, set_current_def,
10044         get_value_range, dump_value_range, debug_value_range,
10045         dump_all_value_ranges, debug_all_value_ranges,
10046         expr_computes_nonzero, loop_depth_of_name,
10047         unmodifiable_var_p): Declare.
10048         * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10049         ASSERT_EXPR.
10050         * tree-into-ssa.c (block_defs_stack): Update comment.
10051         (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10052         syms_to_rename, names_to_release, repl_tbl,
10053         need_to_initialize_update_ssa_p, need_to_update_vops_p,
10054         need_to_replace_names_p): New locals.
10055         (NAME_SETS_GROWTH_FACTOR): Define.
10056         (struct repl_map_d): Declare.
10057         (struct mark_def_sites_global_data): Add field
10058         interesting_blocks.
10059         (enum rewrite_mode): Declare.
10060         (REGISTER_DEFS_IN_THIS_STMT): Define.
10061         (compute_global_livein): Use last_basic_block instead of
10062         n_basic_blocks.
10063         (set_def_block): Remove last argument.  Update all callers.
10064         (prepare_use_operand_for_rename): Remove.  Update all callers.
10065         (prepare_def_operand_for_rename): Remove.  Update all callers.
10066         (symbol_marked_for_renaming): New.
10067         (is_old_name): New.
10068         (is_new_name): New.
10069         (repl_map_hash): New.
10070         (repl_map_eq): New.
10071         (repl_map_free): New.
10072         (names_replaced_by): New.
10073         (add_to_repl_tbl): New.
10074         (add_new_name_mapping): New.
10075         (mark_def_sites): Assume that all the operands in the
10076         statement are in normal form.
10077         (find_idf): Assert that the block in the stack is valid.
10078         (get_default_def_for): New.
10079         (insert_phi_nodes_for): Add new argument 'update_p'.
10080         Add documentation.
10081         If update_p is true, add a new mapping between the LHS of
10082         each new PHI and the name that it replaces.
10083         (insert_phi_nodes_1): Only call find_idf if needed.
10084         (get_reaching_def): Call get_default_def_for.
10085         (rewrite_operand): Remove.
10086         (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10087         and REWRITE_THIS_STMT are false.
10088         Assume that all the operands in the statement are in
10089         normal form.
10090         (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10091         (rewrite_virtual_phi_arguments): Remove.
10092         (invalidate_name_tags): Remove.
10093         (register_new_update_single, register_new_update_set,
10094         rewrite_update_init_block, replace_use,
10095         rewrite_update_fini_block, rewrite_update_stmt,
10096         rewrite_update_phi_arguments): New.
10097         rewrite_blocks): Remove argument 'fix_virtual_phis'.
10098         Add arguments 'entry', 'what' and 'blocks'.
10099         Initialize the dominator walker according to 'what' and
10100         'blocks'.
10101         Start the dominator walk at 'entry'.
10102         (mark_def_site_blocks): Add argument 'interesting_blocks'.
10103         Use it to configure the dominator walker.
10104         (rewrite_into_ssa): Remove argument 'all'.
10105         Make internal.
10106         (rewrite_all_into_ssa): Remove.
10107         (rewrite_def_def_chains): Remove.
10108         (mark_def_interesting, mark_use_interesting,
10109         prepare_phi_args_for_update, prepare_block_for_update,
10110         prepare_def_site_for, prepare_def_sites,
10111         dump_names_replaced_by, debug_names_replaced_by,
10112         dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10113         delete_update_ssa, create_new_def_for,
10114         register_new_name_mapping, mark_sym_for_renaming,
10115         mark_set_for_renaming, need_ssa_update_p,
10116         name_registered_for_update_p, ssa_names_to_replace,
10117         release_ssa_name_after_update_ssa,
10118         insert_updated_phi_nodes_for, update_ssa): New.
10119         * tree-loop-linear.c (linear_transform_loops): Call
10120         update_ssa instead of rewrite_into_ssa.
10121         * tree-optimize.c (vars_to_rename): Remove.
10122         Update all users.
10123         (init_tree_optimization_passes): Replace
10124         pass_redundant_phi with pass_copy_prop.
10125         Add pass_vrp.
10126         Replace pass_ccp with pass_store_ccp.
10127         Add pass_store_copy_prop after pass_store_ccp.
10128         (execute_todo): If the TODO_ flags don't include updating
10129         the SSA form, assert that it does not need to be updated.
10130         Call update_ssa instead of rewrite_into_ssa and
10131         rewrite_def_def_chains.
10132         If TODO_verify_loops is set, call verify_loop_closed_ssa.
10133         (tree_rest_of_compilation):
10134         * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10135         TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10136         TODO_cleanup_cfg): Renumber.
10137         (TODO_verify_loops, TODO_update_ssa,
10138         TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10139         TODO_update_ssa_only_virtuals): Define.
10140         (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10141         Declare.
10142         * tree-phinodes.c (make_phi_node): Update documentation.
10143         (remove_all_phi_nodes_for): Remove.
10144         (find_phi_node_for): New.
10145         * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10146         * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10147         (interpret_rhs_modify_expr): Likewise.
10148         * tree-sra.c (decide_instantiations): Mark all symbols in
10149         SRA_CANDIDATES for renaming.
10150         (mark_all_v_defs_1): Rename from mark_all_v_defs.
10151         (mark_all_v_defs): New function.  Update all users to call it
10152         with the whole list of scalarized statements, not just the
10153         first one.
10154         * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10155         (compute_flow_insensitive_aliasing): If the tag is
10156         unmodifiable and the variable isn't or vice-versa, don't
10157         make them alias of each other.
10158         (setup_pointers_and_addressables): If the type tag for
10159         VAR is about to change, mark the old one for renaming.
10160         (add_type_alias): New.
10161         * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10162         (ccp_lattice_t): Rename from latticevalue.
10163         (value): Remove.  Update all users.
10164         (const_val): New local variable.
10165         (do_store_ccp): New local variable.
10166         (dump_lattice_value): Handle UNINITIALIZED.
10167         (debug_lattice_value): New.
10168         (get_default_value): Re-write.
10169         (set_lattice_value): Re-write.
10170         (def_to_varying): Remove.  Update all users.
10171         (likely_value): Return VARYING for statements that make
10172         stores when STORE_CCP is false.
10173         Return VARYING for any statement other than MODIFY_EXPR,
10174         COND_EXPR and SWITCH_EXPR.
10175         (ccp_initialize): Re-write.
10176         (replace_uses_in, replace_vuse_in, substitute_and_fold):
10177         Move to tree-ssa-propagate.c.
10178         (ccp_lattice_meet): Handle memory stores when
10179         DO_STORE_CCP is true.
10180         (ccp_visit_phi_node): Likewise.
10181         (ccp_fold): Likewise.
10182         (evaluate_stmt): Likewise.
10183         (visit_assignment): Likewise.
10184         (ccp_visit_stmt): Likewise.
10185         (execute_ssa_ccp): Add argument 'store_ccp'.  Copy it
10186         into DO_STORE_CCP.
10187         (do_ssa_ccp): New.
10188         (pass_ccp): Use it.
10189         (do_ssa_store_ccp): New.
10190         (gate_store_ccp): New.
10191         (pass_store_ccp): Declare.
10192         * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10193         (may_propagate_copy): Reformat.
10194         Don't abort if ORIG is a virtual and DEST isn't.
10195         If NEW does not have alias information but DEST does,
10196         copy it.
10197         (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10198         copy_prop_kind, which_copy_prop): Declare.
10199         (stmt_may_generate_copy, get_copy_of_val,
10200         get_last_copy_of, set_copy_of_val, dump_copy_of,
10201         copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10202         copy_prop_visit_stmt, copy_prop_visit_phi_node,
10203         init_copy_prop, fini_copy_prop, execute_copy_prop,
10204         gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10205         store_copy_prop): New.
10206         (pass_copy_prop, pass_store_copy_prop): Declare.
10207         * tree-ssa-dom.c (struct opt_stats_d): Add fields
10208         'num_const_prop' and 'num_copy_prop'.
10209         (cprop_operand): Update them.
10210         (dump_dominator_optimization_stats): Dump them.
10211         (tree_ssa_dominator_optimize): Call update_ssa instead of
10212         rewrite_into_ssa.
10213         (loop_depth_of_name): Declare extern.
10214         (simplify_cond_and_lookup_avail_expr): Guard against NULL
10215         values for LOW or HIGH.
10216         (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10217         (record_equivalences_from_stmt): Call expr_computes_nonzero.
10218         (cprop_operand): Only propagate if VAL != OP.
10219         * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10220         statement for renaming.
10221         * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10222         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10223         add_type_alias if necessary.
10224         Call mark_new_vars_to_rename.
10225         (tree_ssa_iv_optimize): If new symbols need to be renamed,
10226         mark every statement updated, call update_ssa and
10227         rewrite_into_loop_closed_ssa.
10228         * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10229         from LIVEIN if VAR is a virtual.
10230         * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10231         * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10232         (get_call_expr_operands): Reformat statement.
10233         (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10234         symbols.
10235         * tree-ssa-propagate.c (ssa_prop_init): Initialize
10236         SSA_NAME_VALUE for every name.
10237         (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10238         get_value_loaded_by): New.
10239         (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10240         substitute_and_fold): Move from tree-ssa-ccp.c.
10241         * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10242         first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10243         get_value_loaded_by, replace_uses_in, substitute_and_fold):
10244         Declare.
10245         * tree-ssa.c (verify_use): Fix error message.
10246         (propagate_into_addr, replace_immediate_uses, get_eq_name,
10247         check_phi_redundancy, kill_redundant_phi_nodes,
10248         pass_redundant_phi): Remove.  Update all users.
10249         * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10250         add_type_alias, if necessary.
10251         * tree-vectorizer.h (struct _stmt_vect_info): Update
10252         documentation for field 'memtag'.
10253         * tree-vrp.c: New file.
10254         * tree.def (ASSERT_EXPR): Define.
10255         * tree.h (ASSERT_EXPR_VAR): Define.
10256         (ASSERT_EXPR_COND): Define.
10257         (SSA_NAME_VALUE_RANGE): Define.
10258         (struct tree_ssa_name): Add field 'value_range'.
10259         (PHI_REWRITTEN): Remove.
10260         (struct tree_phi_node): Remove field 'rewritten'.
10261         * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10262         -ftree-store-copy-prop): Document.
10263         * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10264         Document usage of update_ssa.
10266 2005-04-08  David Edelsohn  <edelsohn@gnu.org>
10268         PR target/20814
10269         * config/rs6000/predicates.md (altivec_register_operand): Accept
10270         SUBREG.
10271         (and64_operand): Do not limit CONST_INT to mask64_operand.
10272         (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10273         (and_operand): Do not limit CONST_INT to mask_operand.
10275 2005-04-09  Hans-Peter Nilsson  <hp@axis.com>
10277         PR rtl-optimization/20466
10278         * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10279         for overlap of the address of each list member.
10280         (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10282 2005-04-08  Mike Stump  <mrs@apple.com>
10284         * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10286         * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10287         instead of 4.
10289 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
10291         * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10293         * function.c (push_function_context_to): Don't set
10294         contains_functions.
10295         * function.h (function): Remove contains_functions.
10296         (current_function_contains_functions): Remove.
10298         * function.h (function): Remove instrument_entry_exit.
10299         (current_function_instrument_entry_exit): Remove.
10301         * function.h (nonlocal_labels): Remove.
10303         * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10305         * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10306         (check_attr_value, write_attr_get, write_expr_attr_cache,
10307         find_attr, make_internal_attr): Don't reference negative_ok or
10308         unsigned_p.
10309         * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10310         ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10311         (ATTR_STATIC): Adjust the value.
10313         * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10315 2005-04-08  Ulrich Weigand  <uweigand@de.ibm.com>
10317         * config/s390/tpf.h (ASM_SPEC): Define.
10319 2005-04-08  Kazu Hirata  <kazu@cs.umass.edu>
10321         * tree-flow.h: Remove the prototype for
10322         redirect_immediate_uses.
10323         (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10325 2005-04-08  Richard Earnshaw  <richard.earnshaw@arm.com>
10327         * arm.c (arm_const_double_by_parts): New function.
10328         * arm-protos.h (arm_const_double_by_parts): Add prototype.
10329         * arm.md (define_split for 64-bit constants): Add another one.
10331 2005-04-08  Andrew MacLeod  <amacleod@redhat.com>
10333         * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10335 2005-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10337         * system.h: Revert last change.
10339 2005-04-08  Richard Sandiford  <rsandifo@redhat.com>
10341         * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10342         (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10343         (TARGET_SWITCHES): Delete.
10344         * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10345         * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10346         TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10347         * config/xtensa/xtensa.opt: New file.
10349 2005-04-08  Ben Elliston  <bje@au.ibm.com>
10351         * config/fp-bit.c: Include L_mul_tf in #endif comment.
10352         * config/fp-bit.h: Tidy comments.
10354 2005-04-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
10356         * system.h: Poison PARAMS.
10358 2005-04-07  Richard Sandiford  <rsandifo@redhat.com>
10360         * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10361         (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10362         (TARGET_SWITCHES): Delete.
10363         * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10364         * config/vax/vax.opt: New file.
10366 2005-04-07  Daniel Berlin  <dberlin@dberlin.org>
10368         * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10370 2005-04-07  Ian Lance Taylor  <ian@airs.com>
10372         * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10373         define.
10374         * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10375         * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10376         Likewise.
10378 2005-04-07  Kazu Hirata  <kazu@cs.umass.edu>
10380         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10381         all immediate uses in PHI nodes.
10383 2005-04-07  Richard Earnshaw  <richard.earnshaw@arm.com>
10385         * arm.c (arm_const_double_inline_cost): Handle any constant by
10386         using gen_lowpart and gen_highpart_mode.
10387         (note_invalid_constants): All constants in an RTX with a constraint
10388         that permits memory are now pushed to the constant pool.
10389         (output_move_double): Delete code to handle reg to reg and
10390         constant to reg moves.
10391         (const_double_needs_minipool, output_mov_immediate): Delete.
10392         * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10393         CONST_INT and CONST_VECTOR.
10394         * arm.md (ANY64): New mode macro.
10395         (arm_movdi): Split reg-reg and const-reg moves.  Simplify constraints.
10396         (movdf_soft_insn): Split reg-reg and const-reg moves.
10397         (split patterns for 64-bit constant and register moves): New.
10398         * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10399         (cirrus_movdf_hard_insn): Likewise.
10400         * fpa.md (movdf_fpa): Likewise.
10401         * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10402         (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10403         constraints.
10404         (movv2si_internal_2): Likewise.
10405         * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10406         (movdf_vfp): Likewise.
10407         * arm-protos.h (output_mov_immediate): Delete prototype.
10409 2005-04-07  Joseph S. Myers  <joseph@codesourcery.com>
10411         PR target/20093
10412         * simplify-rtx.c (simplify_unary_operation_1): Check
10413         SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10415 2005-04-06  James E Wilson  <wilson@specifixinc.com>
10417         PR target/20717
10418         * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10419         ADDR_EXPR.
10421 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
10423         * coverage.h (GCOV_TYPE_NODE): Delete.
10424         * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10425         (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10426         * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10427         (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10428         * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10430 2004-04-06  Richard Sandiford  <rsandifo@redhat.com>
10432         PR other/20792
10433         * Makefile.in (gcc.pot): Remove options.c dependency.
10434         * optc-gen.awk: Don't quote help strings with N_().
10436 2005-04-06  James A. Morrison  <phython@gcc.gnu.org>
10438         * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10439         the function returns a pointer type.
10441 2005-04-06  Daniel Berlin  <dberlin@dberlin.org>
10443         * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10444         * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10445         * doc/invoke.texi: Documnet salias-max-implicit-fields.
10446         * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10447         explicit_uses members.
10448         (get_or_create_used_part_for): Initialize new fields.
10449         (fieldoff_compare): New function.
10450         (create_overlap_variables_for): Count number of fields, use
10451         heuristic to determine whether to create subvars for vars with
10452         only implicit uses.
10453         Sort the field list by offset and avoid creating duplicate SFT's.
10455 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
10457         * c.opt (-F): Remove trailing whitespace from help string.
10458         (-finput-charset): Use a tab to separate the switch name and help
10459         string.
10460         * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10461         (-ftree-vectorizer-verbose): Likewise.
10463 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
10465         * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10466         a PHI argument where a use occurs instead of all PHI arguments.
10468 2005-04-06  Joseph S. Myers  <joseph@codesourcery.com>
10470         * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10471         scope.
10473 2005-04-06  Kazu Hirata  <kazu@cs.umass.edu>
10475         * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10476         tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10477         config/bfin/bfin.h: Fix comment typos.
10479 2005-04-06  Ranjit Mathew  <rmathew@hotmail.com>
10481         * doc/install.texi: Update the URL for Jacks.
10482         * doc/sourcebuild.texi: Likewise.
10484 2005-04-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
10486         PR target/17245
10487         * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10488         Revert 2004-10-08 patch.  Reject TFmode LO_SUM in 32-bit mode.
10490 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
10492         * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10494 2005-04-06  Richard Sandiford  <rsandifo@redhat.com>
10496         * config/v850/v850-protos.h (override_options): Delete.
10497         * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10498         (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10499         (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10500         (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10501         (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10502         (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10503         (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10504         (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10505         (OVERRIDE_OPTIONS): Delete.
10506         (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10507         (small_memory_info): Remove the value field.
10508         (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10509         TARGET_NO_APP_REGS.
10510         * config/v850/v850.c (small_memory): Remove the value field.
10511         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10512         (override_options): Delete.
10513         (v850_handle_memory_option, v850_handle_option): New functions.
10514         * config/v850/v850.opt: New file.
10516 2005-04-06  Geoffrey Keating  <geoffk@apple.com>
10518         * config.host: Add a section for generic hosts, and a subsection
10519         for Darwin.  Add a case for x86-darwin.  Update ppc-darwin case.
10520         * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10521         * config/host-darwin.h: New.
10522         * config/x-darwin: New.
10523         * config/i386/host-i386-darwin.c: New.
10524         * config/i386/x-darwin: New.
10525         * config/rs6000/host-darwin.c: Include host-darwin.h.
10526         (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10527         (darwin_rs6000_gt_pch_use_address): Likewise.
10528         * config/rs6000/x-darwin: Change name of .o built, update
10529         dependencies for changes to rs6000/host-darwin.c.
10531 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
10533         PR target/17824
10534         * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10536 2005-04-06  Dorit Naishlos  <dorit@il.ibm.com>
10538         * tree-vect-analyze.c (vect_analyze_loop_form): Call
10539         split_loop_exit_edge instead of loop_split_edge_with.
10541 2005-04-06  Paolo Bonzini  <bonzini@gnu.org>
10543         * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10544         UNSPEC_SET_VSCR): New constants, used throughout.
10545         (*andc3_v4sf): New.
10546         (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10547         Replace with...
10548         (altivec_vspltis<VI_char>): ... this pattern, using
10549         a QImode const_int_operand for the immediate.
10550         (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10551         define_expands.
10553 2005-04-06  Ralf Corsepius  <ralf.corsepius@rtems.org>
10555         PR target/17822
10556         * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10558 2005-04-06  Kelley Cook  <kcook@gcc.gnu.org>
10560         * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10562 2005-04-06  Ben Elliston  <bje@au.ibm.com>
10564         * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10565         DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10566         macros as living in "this file" and not gcc.h.
10568 2005-04-06  Ben Elliston  <bje@au.ibm.com>
10570         * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
10571         -ftree-live_range_split.  Perhaps renamed at some point?
10573 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
10575         PR target/20625
10576         * tree-ssa-loop-ivopts.c (generic_type_for): New function.
10577         (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
10579 2005-04-06  Zdenek Dvorak  <dvorakz@suse.cz>
10581         * tree-flow.h (number_of_iterations_cond): Declaration removed.
10582         * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
10583         (number_of_iterations_special): New function.
10584         (number_of_iterations_exit): Use number_of_iterations_special.
10585         Use simplify_using_outer_evolutions only at -O3.
10586         (number_of_iterations_cond, tree_simplify_using_condition,
10587         simplify_using_initial_conditions, loop_niter_by_eval,
10588         compare_trees, can_count_iv_in_wider_type_bound,
10589         simplify_using_outer_evolutions): Use fold_build.
10591 2005-04-05  Thomas Fitzsimmons  <fitzsim@redhat.com>
10593         * doc/install.texi (Configuration): Document --with-java-home.
10595 2005-04-05  Richard Henderson  <rth@redhat.com>
10597         PR target/20342
10598         PR target/20447
10599         * config/i386/i386.c (print_operand): Handle vector zeros.
10600         (ix86_split_to_parts): Handle CONST_VECTOR.
10601         (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
10602         (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
10603         what modes to tie for MMX and SSE registers.
10604         * config/i386/i386.h (MMX_REG_MODE_P): Remove.
10605         * config/i386/i386.md: Extend move 0 -> xor peephole to apply
10606         to vector modes as well.
10607         * config/i386/predicates.md (const0_operand): Handle VOIDmode
10608         properly as an input mode.
10610 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10612         * tree-ssa-operands.c (verify_abort): Use %p for pointers.
10614 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10616         * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
10618 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
10620         * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
10621         and local functions, set sse_nregs to 8 and float_in_sse.
10622         (function_arg_advance, function_arg): If float_in_sse, pass
10623         SFmode and DFmode arguments in SSE registers.
10624         * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
10626         * config/i386/i386.c (ix86_value_regno): Only optimize local functions
10627         of -funit-at-a-time.
10629 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
10631         * config/i386/i386-protos.h (ix86_function_value): Accept two
10632         arguments, like the target macro.
10633         * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
10634         * config/i386/i386.c (ix86_function_value): Accept the second
10635         argument of the target macro.
10636         (ix86_function_ok_for_sibcall): Pass a function pointer to
10637         ix86_function_value.
10638         (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
10639         call to ix86_value_regno).
10640         (ix86_value_regno): Add support for returning floating point values
10641         in SSE registers.
10643 2005-04-05  Jakub Jelinek  <jakub@redhat.com>
10645         PR tree-optimization/20076
10646         * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
10647         that call __builtin_return or __builtin_apply_args.
10649 2005-04-05  Andrew MacLeod  <amacleod@redhat.com>
10651         * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
10652         Use immediate use iterator.
10653         (stmt_is_bumper_for_loop): Use immediate use iterator.
10654         * predict.c (strip_builtin_expect): Use update_stmt.
10655         * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
10656         on all elements of a STATEMENT_LIST.
10657         (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
10658         (bsi_remove): Remove imm_use links and mark the stmt as modified.
10659         (bsi_replace): Mark stmt as modified and the update it.
10660         * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
10661         (expand_complex_libcal): Call update_stmt.
10662         (expand_complex_comparison): Call mark_stmt_modified.
10663         (expand_complex_operations_1): Call update_stmt_if_modified.
10664         (expand_vector_operations_1): Call mark_stmt_modified.
10665         * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
10666         compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
10667         add_immediate_use, redirect_immediate_use,
10668         redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
10669         dump_immediate_uses_for, debug_immediate_uses_for): Delete.
10670         (mark_new_vars_to_rename): Call update_stmt.
10671         * tree-dump.c (dump_option_value_in): Add "stmtaddr".
10672         * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
10673         Ignore PHI nodes.
10674         (unmodify_stmt): Delete.
10675         (update_stmt): New.  Force an update of a stmt.
10676         (update_stmt_if_modified): update a stmt if it is out of date.
10677         (get_stmt_operands): Verify stmt is NOT modified.
10678         (stmt_modified_p): Update comment.
10679         (delink_imm_use): Remove a use node from its immuse list.
10680         (link_imm_use_to_list): Link a use node to a specific list.
10681         (link_imm_use): Link a node to the correct list.
10682         (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
10683         it in the correct list, if appropriate.
10684         (link_imm_use_stmt): Link a use node, and set the stmt pointer.
10685         (relink_imm_use): Link a use node in place of another node in a list.
10686         (relink_imm_use_stmt): LInk a node in place of another node, and set
10687         the stmt pointer.
10688         (end_safe_imm_use_traverse): New.  Terminate a safe immuse iterator.
10689         (end_safe_imm_use_p): New.  Check for the end of a safe immuse iterator.
10690         (first_safe_imm_use): New.  Initialize a safe immuse iterator.
10691         (next_safe_imm_use): New.  Proceed to next safe immuse iterator value.
10692         (end_readonly_imm_use_p): New.  Check for end of a fast immuse iterator.
10693         (first_readonly_imm_use): New.  Initialize a fast immuse iterator.
10694         (next_readonly_imm_use): New.  Get the next fast immuse iterator value.
10695         (has_zero_uses): New.  Return true if there are no uses of a var.
10696         (has_single_use): New.  Return true if there is only a single use of a
10697         variable.
10698         (single_imm_use): New.  Return the simgle immediate use.
10699         (num_imm_uses): New.  Return the number of immediate uses.
10700         (get_v_must_def_ops): Use is now a pointer.
10701         (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
10702         get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
10703         the use node.
10704         (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
10705         (delink_stmt_imm_use): Delink all immuses from a stmt.
10706         (phi_arg_index_from_use): New.  Return a phi arg index for a use.
10707         * tree-flow.h (struct dataflow_d): Delete.
10708         (immediate_use_iterator_d): New.  Immediate use iterator struct.
10709         (FOR_EACH_IMM_USE_FAST): New.  Macro for read only immuse iteration.
10710         (FOR_EACH_IMM_USE_SAFE): New.  Macro for write-safe immuse iteration.
10711         (BREAK_FROM_SAFE_IMM_USE): New.  Macro for earlyu exit from write-safe
10712         iteration.
10713         (struct stmt_ann_d): Remove dataflow_t from struct.
10714         * tree-if-conv.c (tree_if_conversion).  Don't call free_df.
10715         (if_convertible_phi_p): Use FAST immuse iterator.
10716         (if_convertible_loop_p): Don't call compute_immediate_uses.
10717         (replace_phi_with_cond_modify_expr): Call update_stmt.
10718         * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
10719         update_stmt_if_modified.
10720         (rewrite_all_into_ssa): Initialize ssa operands.
10721         * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
10722         compute_immediate_uses.
10723         * tree-optimize.c (execute_todo): Call verify_ssa whenever the
10724         ssa_property is available.
10725         (execute_one_pass):  Change parameters passed to execute_todo.
10726         * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
10727         (remove_ssa_form): Call fini_ssa_operands.
10728         (insert_backedge_copies): Delete call to modify_stmt.
10729         * tree-phinodes.c (make_phi_node): Initialize use nodes.
10730         (release_phi_node): Delink any use nodes before releasing.
10731         (resize_phi_node): Relink any use nodes.
10732         (remove_phi_arg_num): Delink the use node.
10733         (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
10734         (remove_all_phi_nodes_for): Release phi node first.
10735         * tree-pretty-print.c (dump_generic_node): Print stmt address.
10736         * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
10737         (scalarize_use, scalarize_copy): Call update_stmt.
10738         * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
10739         (compute_points_to_and_addr_escape): Call mark_stmt_modified.
10740         * tree-ssa-cpp.c (need_imm_uses_for): Delete.
10741         (ccp_initialize): Remove call to compute_immediate_uses.
10742         (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
10743         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
10744         stmts.
10745         (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
10746         (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
10747         (eliminate_redundant_computations): Call mark_stmt_modified.
10748         (cprop_operand): Call mark_stmt_modified.
10749         (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
10750         * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
10751         (dse_optimize_stmt): Use new immuse interface.
10752         (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
10753         * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
10754         (substitute_single_use_vars): Use new immuse interface.
10755         (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
10756         and compute_immediate_uses.
10757         * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
10758         interface.
10759         (rewrite_mem_refs): Call update_stmt.
10760         (determine_lsm): Remove call to compute_imm_uses and free_df.
10761         * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
10762         (try_unroll_loop_completely): Call update_stmt.
10763         * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
10764         (rewrite_use_compare): Call update_stmt.
10765         (compute_phi_arg_on_exit): Insert each stmt before trying to process.
10766         (rewrite_use) : Call update_stmt.
10767         * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
10768         * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
10769         update_stmt.
10770         * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
10771         (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
10772         (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
10773         use nodes.
10774         (initialize_vuse_operand): New.  Initialize a vuse operand.
10775         (initialize_v_may_def_operand): New.  Initialize a maydef operand.
10776         (initialize_v_must_def_operand): New.  Initialize a mustdef operand.
10777         (finalize_ssa_defs): Use stmt parameter.
10778         (correct_use_link): Ensure a use node is in the correct list, and has
10779         the correct stmt pointer.
10780         (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
10781         finalize_ssa_v_must_defs): Also initialize use nodes.
10782         (finalize_ssa_stmt_operands): Pass extra stmt operands.
10783         (build_ssa_operands): Seperate parsing from final operand construction.
10784         (parse_ssa_operands): New.  Parse entry point for operand building.
10785         (swap_tree_operands): New.  Swap 2 tree operands.
10786         (update_stmt_operands): Ranamed from get_stmt_operands.  Always builds
10787         operands.
10788         (get_expr_operands): Call swap_tree_operands when needed.
10789         (copy_virtual_operands): Use initialize routines for virtual use ops.
10790         (create_ssa_artficial_load_stmt): Add extra stmt parameter.
10791         (verify_abort): New.  Issue imm_use error.
10792         (verify_imm_links): New Verify imm_use links for a var.
10793         (dump_immediate_uses_for): New.  Dump imm_uses for a var to file.
10794         (dump_immediate_uses): New.  Dump imm_uses for all vars to file.
10795         (debug_immediate_uses): New.  Dump imm_uses for all vars to stderr.
10796         (debug_immediate_uses_for): New.  Dump imm_uses for a var to stderr.
10797         * tree-ssa-operands.h (struct use_operand_ptr): Delete.
10798         (NULL_USE_OPERAND_P) Define.
10799         (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
10800         use node.
10801         (struct vuse_operand_type): New struct.
10802         (SET_USE): Call set_ssa_use_from_ptr.
10803         (USE_STMT): Define.
10804         (PHI_ARG_INDEX_FROM_USE): Define.
10805         * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
10806         argument via SET_USE, not PHI_ARG_DEF_TREE.
10807         * tree-ssa-pre.c (eliminate): Call update_stmt.
10808         * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators.  Don't
10809         call free_df.
10810         * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
10811         (nearest_common_dominator_of_uses): Use imm_use iterator.
10812         (statement_sink_location): Use imm_use iterator and interface.
10813         (execute_sink_code): Don't call compute_immediate_uses or free-df.
10814         * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
10815         PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
10816         * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
10817         (verify_ssa): Ensure no stmt is marked modify after optimization pass
10818         if new parameter is true.
10819         (init_tree_ssa): Don't initialize operand cache here.
10820         (delete_tree_ssa): Don't destroy operand cache here.
10821         (propagate_into_addr): Pass in a use pointer, return true if anything
10822         was changed.
10823         (replace_immediate_uses): Use imm_use iterator, call update_stmt.
10824         (check_phi_redundancy): Use imm_use iterator.
10825         (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
10826         free_df.
10827         * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
10828         (release_ssa_name): Delink node and all elements in its imm_use list.
10829         * tree-tailcall.c (adjust_return_value): Call update_stmt.
10830         * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
10831         * tree-vectorizer.c (need_imm_uses_for): Delete.
10832         (vectorize_loops): Dont call compute_immediate_uses or free_df.
10833         * tree.h (struct ssa_imm_use_d): Define.
10834         (SSA_NAME_IMM_USE_NODE): Define.
10835         (struct tree_ssa_name): Add imm_use node.
10836         (PHI_DF): Delete.
10837         (PHI_ARG_IMM_USE_NODE): Define.
10838         (struct phi_arg_d): Add imm_use node.
10839         (struct tree_phi_node): Remove struct dataflow_d element.
10840         (TDF_STMTADDR): Define.
10842 2005-04-05  Dale Johannesen  <dalej@apple.com>
10844         * doc/invoke.texi (Optimization Options):  Remove
10845         duplicate -fcse-follow-jumps.  Add -fweb.
10846         (-ftree-lim):  Fix spelling (-ftree-loop-im, invariants).
10847         (-fivcanon):  Fix spelling (-ftree-loop-ivcanon).
10849 2005-04-05  Per Bothner  <per@bothner.com>
10851         * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
10852         to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
10853         (warn_uninit): Get EXPR_LOCUS from context now instead.
10854         This fixes a USE_MAPPED_LOCATION testsuite failure.
10856         * tree-ssa.c (warn_uninitialized_var): Remove useless local.
10858 2005-04-05  Per Bothner  <per@bothner.com>
10860         * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
10861         of the artification 'return 0' in main() to BUILTINS_LOCATION.
10862         * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
10863         before warning.
10865 2004-04-05  Devang Patel  <dpatel@apple.com>
10867         * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
10868         (lhsr<mode>3): ... new name.
10869         (altivec_vsra<VI_char>): Rename to ..
10870         (ashr<mode>3): ... new name.
10871         * config/rs6000/rs6000.c (builtin_description): Rename shift
10872         operations.
10874 2004-04-05  Paolo Bonzini  <bonzini@gnu.org>
10876         * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
10877         gen_lowpart_for_combine.
10878         * cse.c (gen_lowpart_if_possible): Move...
10879         * rtlhooks.c (gen_lowpart_if_possible): ... here.  Also try
10880         gen_lowpart_SUBREG.
10881         (gen_lowpart_no_emit_general): Use it.
10883 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
10885         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
10886         overriding.
10888 2005-04-05  Paolo Bonzini  <bonzini@gnu.org>
10890         * system.h: Fix typo.
10892 2005-04-05  Bernd Schmidt  <bernd.schmidt@analog.com>
10894         * config/bfin/bfin-modes.def: New file.
10895         * config/bfin/bfin-protos.h: New file.
10896         * config/bfin/bfin.c: New file.
10897         * config/bfin/bfin.h: New file.
10898         * config/bfin/bfin.md: New file.
10899         * config/bfin/bfin.opt: New file.
10900         * config/bfin/crti.s: New file.
10901         * config/bfin/crtn.s: New file.
10902         * config/bfin/elf.h: New file.
10903         * config/bfin/lib1funcs.asm: New file.
10904         * config/bfin/predicates.md: New file.
10905         * config/bfin/t-bfin: New file.
10906         * config/bfin/t-bfin-elf: New file.
10907         * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
10908         Document new attributes.
10909         (interrupt, interrupt_handler, saveall): Update documentation for
10910         these attributes.
10911         * doc/install.texi (Specific): Add entry for the Blackfin.
10912         * doc/invoke.texi (Blackfin Options): New section.
10913         * doc/md.texi (Blackfin family): New section to document constraints.
10914         * config.gcc: Add bfin*-* and bfin*-elf configurations.
10916 2005-04-05  Olivier Hainque  <hainque@adacore.com>
10918         * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
10919         match what the system unwinder expects.
10920         * config/mips/mips.c (mips_frame_set): If we're saving the return
10921         address register and the dwarf return address column number differs
10922         from the hard register number, adjust the note reg to refer to the
10923         former.
10925 2004-04-05  Richard Sandiford  <rsandifo@redhat.com>
10927         * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
10928         * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
10929         (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10930         (processor_type): New enum.
10931         (mn10300_processor): New variable.
10932         (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
10933         (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
10934         * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
10935         (PROCESSOR_DEFAULT): New macro.
10936         * config/mn10300/mn10300.c (mn10300_processor): New variable.
10937         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10938         (mn10300_handle_option, mn10300_override_options): New functions.
10939         * config/mn10300/mn10300.opt: New file.
10941 2005-04-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
10942             Sebastian Pop <sebastian.pop@cri.ensmp.fr>
10944         PR tree-optimization/19903
10945         * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
10946         that don't fit in their type after conversion.
10948 2005-04-05  Uros Bizjak <uros@kss-loka.si>
10950         PR target/20421
10951         * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
10952         (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
10953         Allocate local stack slots here.  Set ix86_optimize_mode_switching.
10954         flag here. Implement using define_insn_and_split.
10955         (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
10956         (frndintxf2_mask_pm_i387): New insn patterns.
10957         (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
10958         Do not set ix86_optimize_mode_switching flag.
10959         (ceilsf2, ceildf2, ceilxf2): Same.
10960         (btruncsf2, btruncdf2, btruncxf2): Same.
10961         (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
10963 2005-04-05  Ian Lance Taylor  <ian@airs.com>
10965         PR debug/9963
10966         * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
10967         i386_pe_record_external_function.
10968         (i386_pe_record_external_function): Update declaration.
10969         * config/i386/winnt.c (struct extern_list): Add decl field.
10970         (i386_pe_record_external_function): Add decl parameter.
10971         (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
10972         identifier.
10973         * config/i386/i386-protos.h (i386_pe_record_external_function):
10974         Update declaration.
10976 2005-04-05  Kazu Hirata  <kazu@cs.umass.edu>
10978         * config/m68k/m68k-protos.h: Add a prototype for
10979         valid_dbcc_comparison_p_2.
10980         * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
10981         extend_operator, const_uint32_operand, const_sint32_operand,
10982         general_src_operand, nonimmediate_src_operand,
10983         memory_src_operand, post_inc_operand, pre_dec_operand,
10984         pcrel_address): Move to predicates to predicates.md.
10985         * config/m68k/m68k.h (PREDICATE_CODES): Remove.
10986         * config/m68k/m68k.md: Include predicates.md.
10987         * config/m68k/predicates.md: New.
10989 2005-04-04  Roger Sayle  <roger@eyesopen.com>
10991         * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
10993         * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
10995 2005-04-04  Ian Lance Taylor  <ian@airs.com>
10997         * c-typeck.c (struct c_switch): Rename switch_stmt field to
10998         switch_expr.
10999         (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11000         (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11001         (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11002         Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11003         * c-common.c (c_do_switch_warnings_1): New static function broken
11004         out of c_do_switch_warnings.
11005         (c_do_switch_warnings): Call c_do_switch_warnings_1.
11006         (c_do_switch_expr_warnings): New function.
11007         * c-common.h (c_do_switch_expr_warnings): Declare.
11009 2005-04-04  David Edelsohn  <edelsohn@gnu.org>
11010             Daniel Jacobowitz  <dan@codesourcery.com>
11012         * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11013         trapping divide.
11014         * rtlanal.c (may_trap_p): Same.
11016 2005-04-04  Dale Johannesen  <dalej@apple.com>
11018         * ChangeLog:  remove reference to ChangeLog.12.
11020 2005-04-05  Hans-Peter Nilsson  <hp@axis.com>
11022         CRIS epilogue as RTL.
11023         * config/cris/cris.md: Change all 0 in unspec 0 to
11024         CRIS_UNSPEC_PLT.
11025         (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11026         ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11027         patterns.
11028         ("return"): Change to define_expand.  Call cris_expand_return for
11029         actual expansion.
11030         ("*return_expanded"): New pattern.
11031         ("epilogue"): New define_expand.
11032         * config/cris/cris.h (PREDICATE_CODES): Add
11033         cris_load_multiple_op.
11034         * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11035         type.
11036         (enum cris_retinsn_type): New.
11037         (struct machine_function): New member return_type.
11038         (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11039         (cris_target_asm_function_epilogue): Remove, moving RTLified
11040         contents to...
11041         (cris_expand_epilogue): New function.
11042         (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11043         (cris_gen_movem_load, cris_load_multiple_op)
11044         (cris_return_address_on_stack_for_return, cris_expand_return): New
11045         functions.
11046         (cris_target_asm_function_prologue)
11047         (cris_initial_frame_pointer_offset): Call
11048         cris_reg_saved_in_regsave_area instead of complicated expression.
11049         Call cris_return_address_on_stack instead of an expression.
11050         (cris_print_operand) <case 'o', case 'O'>: New cases.
11051         (cris_return_address_on_stack): Change return-type to bool.
11052         (cris_simple_epilogue): Ditto.  Return false if registers are
11053         saved.
11054         * config/cris/cris-protos.h (cris_simple_epilogue)
11055         (cris_return_address_on_stack): Adjust prototype return type.
11056         (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11057         (cris_return_address_on_stack_for_return): New prototypes.
11059 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
11061         * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11062         gpr_or_int12_operand.
11064         * config/frv/frv-protos.h: Add a prototype to
11065         frv_legitimate_memory_operand and frv_const_unspec_p.
11066         (frv_unspec): Move from frv.c.
11067         * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11068         (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11069         (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11070         gpr_or_fpr_operand, gpr_or_int12_operand,
11071         gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11072         gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11073         int6_operand, int5_operand, uint5_operand, uint4_operand,
11074         uint1_operand, int_2word_operand, uint16_operand,
11075         upper_int16_operand, integer_register_operand,
11076         gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11077         odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11078         quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11079         dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11080         move_destination_operand, movcc_fp_destination_operand,
11081         frv_function_symbol_referenced_p, move_source_operand,
11082         condexec_dest_operand, condexec_source_operand,
11083         reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11084         const_unspec_operand, gpr_or_memory_operand,
11085         gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11086         icc_operand, fcc_operand, cc_operand, icr_operand,
11087         fcr_operand, cr_operand, call_operand, sibcall_operand,
11088         symbolic_operand, relational_operator,
11089         integer_relational_operator, float_relational_operator,
11090         ccr_eqne_operator, minmax_operator,
11091         condexec_si_binary_operator, condexec_si_media_operator,
11092         condexec_si_divide_operator, condexec_si_unary_operator,
11093         condexec_sf_conv_operator, condexec_sf_add_operator,
11094         condexec_memory_operand, intop_compare_operator, acc_operand,
11095         even_acc_operand, quad_acc_operand, accg_operand: Move to
11096         predicates.md.
11097         * config/frv/frv.h (PREDICATE_CODES): Remove.
11098         * config/frv/frv.md: Include predicates.md.
11099         * config/frv/predicates.md: New.
11101 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
11103         PR target/19537
11104         * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11105         * tree-ssa-loop-ivopts.c: Include langhooks.h.
11106         (add_standard_iv_candidates_for_size): New function, extracting code
11107         from add_standard_iv_candidates and parameterizing it by type size.
11108         (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11110 2004-04-04  Richard Sandiford  <rsandifo@redhat.com>
11112         * system.h (GCOV_SIZE_TYPE): Unposion.
11113         * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11114         (GCOV_TYPE_SIZE): ...this new macro.
11115         * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11116         * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11117         (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11118         (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11119         (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11120         instead of unsigned_intSI_type_node.
11121         * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11122         (rtl_gen_one_value_profiler_no_edge_manipulation)
11123         (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11124         * value-prof.c: Include coverage.h.
11126 2005-04-02  Daniel Berlin  <dberlin@dberlin.org>
11127             Diego Novillo <dnovillo@redhat.com>
11129         Fix PR tree-optimization/20703
11130         Fix PR tree-optimization/20725
11132         * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11133         (create_expression_by_pieces): Ditto.
11134         (valid_in_set): Ditto. Also handle tcc_declaration.
11135         (find_or_generate_expression): Handle comparison class.
11136         (insert_into_preds_of_block): Ditto.
11137         (insert_aux): Ditto.
11138         (create_value_expr_from): Handle comparison class, recursively
11139         handle reference nodes.
11140         (compute_avail): Handle comparison classes, rewrite a little cleaner.
11141         (execute_pre): Fix spacing.
11142         (do_fre): Renamed to execute_fre.
11144 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
11146         * doc/invoke.texi (SPARC options): Document that
11147         -mlittle-endian is not supported on Linux either.
11149 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
11151         PR target/4198
11152         PR target/12027
11153         * config.gcc (Obsolete configurations): Remove
11154         sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11155         (sparclite-*-coff*): Delete.
11156         (sparclite-*-elf*): Likewise.
11157         (sparc86x-*-elf*): Likewise.
11158         (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11159         * config/sparc/lite.h: Delete.
11160         * config/sparc/litecoff.h: Likewise.
11161         * config/sparc/liteelf.h: Likewise.
11162         * config/sparc/sp86x-elf.h: Likewise.
11163         * config/sparc/t-sparclite: Likewise.
11164         * config/sparc/t-sp86x: Likewise.
11166 2005-04-04  Adrian Straetling  <straetling@de.ibm.com>
11168         * config/s390/s390-protos.h: (s390_comparison,
11169         s390_alc_comparison, s390_slb_comparison, const0_operand,
11170         consttable_operand, larl_operand, s_operand,
11171         shift_count_operand, bras_sym_operand, load_multiple_operation,
11172         store_multiple_operation, s390_plus_operand): Remove prototypes.
11173         (s390_legitimate_address_without_index_p): New prototype.
11174         * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11175         to s390.h.
11176         (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11177         const0_operand, consttable_operand, larl_operand, s_operand,
11178         shift_count_operand, bras_sym_operand, load_multiple_operation,
11179         store_multiple_operation, s390_plus_operand): Move to
11180         predicates.md.
11181         (check_mode): Remove.
11182         (s390_branch_condition_mask): Remove 'static'. Move prototype to
11183         s390-protos.h.
11184         (s390_legitimate_address_without_index_p): New.
11185         * config/s390/s390.h (PREDICATE_CODES): Remove.
11186         * config/s390/s390.md: Include predicates.md.
11187         * config/s390/predicates.md: New.
11189 2005-04-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
11191         PR target/20446
11192         * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11193         * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11194         (NEED_INDICATE_EXEC_STACK): Define to 1.
11195         * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11196         (NEED_INDICATE_EXEC_STACK): Define to 1.
11197         * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11198         (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11199         (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11200         (pic_helper_emitted_p): New global.
11201         (emit_pic_helper): New function extracted from...
11202         (load_pic_register): ...here.  Add 'delay_pic_helper' parameter.
11203         Do not call emit_pic_helper if delay_pic_helper is true.
11204         (sparc_expand_prologue): Pass 'false' to load_pic_register.
11205         (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11206         (sparc_file_end): New function.
11208 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
11210         * config/mcore/mcore-protos.h: Remove the prototypes for
11211         mcore_arith_reg_operand, mcore_general_movsrc_operand,
11212         mcore_general_movdst_operand, mcore_reload_operand,
11213         mcore_arith_J_operand, mcore_arith_K_operand,
11214         mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11215         mcore_arith_K_S_operand, mcore_arith_imm_operand,
11216         mcore_arith_any_imm_operand, mcore_arith_O_operand,
11217         mcore_literal_K_operand, mcore_addsub_operand,
11218         mcore_compare_operand, mcore_load_multiple_operation,
11219         mcore_store_multiple_operation, mcore_call_address_operand.
11220         Add a prototype for const_ok_for_mcore.
11221         * config/mcore/mcore.c (mcore_call_address_operand,
11222         mcore_general_movsrc_operand, mcore_general_movdst_operand,
11223         mcore_arith_reg_operand, mcore_reload_operand,
11224         mcore_arith_J_operand, mcore_arith_K_operand,
11225         mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11226         mcore_arith_M_operand, mcore_arith_imm_operand,
11227         mcore_arith_any_imm_operand, mcore_arith_O_operand,
11228         mcore_literal_K_operand, mcore_addsub_operand,
11229         mcore_compare_operand, mcore_load_multiple_operation,
11230         mcore_store_multiple_operation): Move to predicates.md.
11231         (const_ok_for_mcore): Export.
11232         * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11233         * config/mcore/mcore.md: Include predicates.md.
11234         * config/mcore/predicates.md: New.
11236         * config/mcore/predicates.md: Fix a comment typo.
11238 2005-04-04  Andreas Krebbel  <krebbel1@de.ibm.com>
11239             Adrian Straetling  <straetling@de.ibm.com>
11241         * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11242         * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11243         * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11244         attribute.
11245         ("imul"): Removed from "type" attribute.
11246         ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11247         ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11248         Changed type to imulsi.
11249         ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11251 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
11253         * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11254         (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11255         (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11256         (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11257         (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11258         (TARGET_SWITCHES, mcore_stack_increment_string)
11259         (TARGET_OPTIONS): Delete.
11260         (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11261         than *_BIT constants.
11262         (TARGET_8ALIGN): #undef old definition before redefining to 1.
11263         * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11264         (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11265         (mcore_override_options): Delete mcore_stack_increment code.
11266         Change use of M340_BIT to MASK_M340.
11267         * config/mcore/mcore.opt: New file.
11269 2005-04-04  Ian Lance Taylor  <ian@airs.com>
11271         * config/arm/arm.c (replace_symbols_in_block): Remove static
11272         function.
11274 2005-04-04  Kazu Hirata  <kazu@cs.umass.edu>
11276         * config/fr30/fr30-protos.h: Remove the prototypes for
11277         stack_add_operand, add_immediate_operand,
11278         high_register_operand, low_register_operand, call_operand,
11279         di_operand, and nonimmediate_di_operand.
11280         * config/fr30/fr30.c (stack_add_operand,
11281         add_immediate_operand, high_register_operand,
11282         low_register_operand, call_operand, di_operand,
11283         nonimmediate_di_operand): Move to predicates.md.
11284         * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11285         * config/fr30/fr30.md: Include predicates.md.
11286         * config/fr30/predicates.md: New.
11288         * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11289         LABEL_REF to mcore_general_movsrc_operand.  Add SYMBOL_REF to
11290         mcore_call_address_operand.
11292         * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11293         general_movsrc_operand.
11295 2005-04-04  Alan Modra  <amodra@bigpond.net.au>
11297         * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11298         after freeing.
11300 2005-04-04  Richard Earnshaw  <richard.earnshaw@arm.com>
11302         PR target/14812
11303         * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11304         a negated value.
11306 2005-04-04  Richard Henderson  <rth@redhat.com>
11307             Jakub Jelinek  <jakub@redhat.com>
11309         PR rtl-optimization/16104
11310         * fold-const.c (fold_unary): Fix folding of vector conversions.
11312 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
11314         * config.gcc (xstormy16-*-elf): Set extra_options.
11315         * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11316         * config/stormy16/stormy16.opt: New file.
11318 2005-04-04  Richard Sandiford  <rsandifo@redhat.com>
11320         * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11321         (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11322         (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11323         (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11324         (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11325         (TARGET_UNIX_ASM): Delete.
11326         (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11327         * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11328         * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11329         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11330         * config/pdp11/pdp11.opt: New file.
11332 2005-04-03  Roger Sayle  <roger@eyesopen.com>
11333             Alexandre Oliva  <aoliva@redhat.com>
11335         PR c++/19199
11336         * fold-const.c (non_lvalue): Split tests into...
11337         (maybe_lvalue_p): New function.
11338         (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11339         C++ front-end prior to lowering into gimple form.
11341 2005-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
11343         * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11344         BUILT_IN_STRNCASECMP): New.
11345         * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11346         and strndup.
11348 2005-04-03  Richard Earnshaw  <richard.earnshaw@arm.com>
11350         PR target/14812
11351         * arm.md (addsi3_compare0_for_combiner): Delete.
11352         (addsi3_compare0_scratch_for_combiner): Delete.
11353         (cmpsi_neg_shiftsi): Delete.
11354         (compare_negsi_si): New pattern.
11355         (cmpsi_negshiftsi_si): New pattern.
11356         (negated_cbranchsi4): Restrict to equality_operator.
11358         * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11359         template.
11361 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
11363         * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11364         Fix comment typos.
11366         * doc/install.texi: Fix a typo.
11368 2005-04-03  Steven Bosscher  <stevenb@suse.de>
11370         PR middle-end/20648
11371         * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11372         a computed goto if the edge to the computed goto block has
11373         incoming abnormal edges.  Clarify how the function works.
11375 2005-04-03  Nathan Sidwell  <nathan@codesourcery.com>
11377         * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11378         * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11379         * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11380         hash_scan_set, reg_set_between_after_reload_p,
11381         reg_used_between_after_reload_p, get_avail_load_store_reg,
11382         eliminate_partially_redundant_load): Likewise.
11383         * postreload.c (reload_cse_simplify_set,
11384         reload_combine_note_use): Likewise.
11385         * predict.c (predict_insn, expected_value_to_br_prob,
11386         propagate_freq, expensive_function_p): Likewise.
11387         * print-rtl.c (print_rtx): Likewise.
11388         * profile.c (instrument_edges, instrument_values,
11389         compute_branch_probabilities, branch_prob, union_groups,
11390         tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11391         * protoize.c (in_system_include_dir, file_could_be_converted,
11392         file_normally_convertible, gen_aux_info_file, seek_to_line,
11393         do_cleaning): Likewise.
11394         * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11395         * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11396         * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11398 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11400         * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11401         * modulo-sched.c (undo_replace_buff_elem): New structure.
11402         (kernel_number_of_cycles, ps_unschedule_node,
11403         undo_generate_reg_moves,free_undo_replace_buff,
11404         undo_permute_partial_schedule,  loop_single_full_bb_p,
11405         SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11406         build_loops_structure, get_sched_window): New.
11407         (generate_reg_moves): Return undo_replace_buff_elem and other
11408         fixes.
11409         (generate_prolog_epilog): Remove old loop versioning.
11410         (sms_schedule): Use loop information and loop_version.
11411         (sms_schedule_by_order): Split part of it to get_sched_window.
11412         * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11413         cfg_layout_finalize and free_dominance_info before/after SMS.
11415 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11417         * cfghooks.c (lv_flush_pending_stmts,
11418         cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11419         lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11420         * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11421         lv_add_condition_to_bb,
11422         lv_adjust_loop_header_phi, extract_cond_bb_edges,
11423         flush_pending_stmts): New in cfg_hooks structure.
11424         (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11425         extract_cond_bb_edges, lv_adjust_loop_header_phi,
11426         lv_add_condition_to_bb): New declarations.
11427         * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11428         bool.
11429         (loop_version): Declare.
11430         * cfgloopmanip.c (cfghooks.h): Include.
11431         (duplicate_loop_to_header_edge): Change return type to bool.
11432         (loop_version, lv_adjust_loop_entry_edge): Move here.
11433         * cfgrtl.c (cfgloop.h): Include.
11434         (rtl_verify_flow_info_1): Fix.
11435         (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11436         (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11437         initialization.
11438         * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11439         tree_lv_add_condition_to_bb): New.
11440         (tree_cfg_hooks): Add new hooks to initialization.
11441         * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11442         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11444 2005-04-03  Kazu Hirata  <kazu@cs.umass.edu>
11446         * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11447         xstormy16_below100_or_register,
11448         xstormy16_splittable_below100_or_register, and
11449         nonimmediate_nonstack_operand.
11451         * config/stormy16/stormy16-protos.h: Remove the prototypes for
11452         xstormy16_ineqsi_operator, equality_operator,
11453         inequality_operator, shift_operator,
11454         xstormy16_below100_operand, xstormy16_below100_or_register,
11455         xstormy16_splittable_below100_or_register,
11456         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11457         * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11458         equality_operator, inequality_operator,
11459         xstormy16_below100_operand, xstormy16_below100_or_register,
11460         xstormy16_splittable_below100_or_register,
11461         xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11462         nonimmediate_nonstack_operand, shift_operator): Move to
11463         predicates.md.
11464         * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11465         * config/stormy16/stormy16.md: Include predicates.md.
11466         * config/stormy16/predicates.md: New.
11468 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
11470         * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11471         small_int, large_int, reg_or_0_operand, simple_memory_operand,
11472         equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11473         move_operand, power_of_2_operand): Move to predicates.md.
11474         * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11475         PREDICATE_CODE): Remove.
11476         * config/iq2000/iq2000.md: Include predicates.md.
11477         * config/iq2000/predicates.md: New.
11479 2005-04-02  Richard Sandiford  <rsandifo@redhat.com>
11481         * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11482         (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11483         (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11484         (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11485         (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11486         (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11487         (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11488         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11489         (TARGET_M68HC11): Delete.
11490         (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11491         * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11492         * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11493         (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11494         (nb_soft_regs): Delete.
11495         (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11496         (m68hc11_override_options): Remove the code that caters for MASK_M6811
11497         and MASK_M6812 being set simultaneously.  Change the code that sets
11498         the default m68hc11_soft_reg_count to use integers instead of strings.
11499         (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11500         m68hc11_soft_reg_count (which now has an int type) as the number
11501         of soft registers.
11502         * config/m68hc11/m68hc11.opt: New file.
11504 2005-04-02  Kazu Hirata  <kazu@cs.umass.edu>
11506         * config/fr30/fr30.h (PREDICATE_CODES): Remove
11507         fp_displacement_operand, sp_displacement_operand.
11509         * config/m68hc11/m68hc11-protos.h: Add a prototype for
11510         m68hcc_auto_inc_p.
11511         Remove the prototypes for tst_operand, cmp_operand,
11512         stack_register_operand, d_register_operand,
11513         hard_addr_reg_operand, splitable_operand,
11514         m68hc11_logical_operator, m68hc11_arith_operator,
11515         m68hc11_non_shift_operator, m68hc11_shift_operator,
11516         m68hc11_unary_operator, m68hc11_eq_compare_operator,
11517         non_push_operand, hard_reg_operand, and
11518         reg_or_some_mem_operand.
11519         * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11520         extern.
11521         (tst_operand, cmp_operand, non_push_operand,
11522         splitable_operand, reg_or_some_mem_operand,
11523         stack_register_operand, d_register_operand,
11524         hard_addr_reg_operand, hard_reg_operand,
11525         m68hc11_eq_compare_operator, m68hc11_logical_operator,
11526         m68hc11_arith_operator, m68hc11_non_shift_operator,
11527         m68hc11_shift_operator, m68hc11_unary_operator): Move to
11528         predicates.md.
11529         * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11530         * config/m68hc11/m68hc11.md: Include predicates.md.
11531         * config/m68hc11/predicates.md: New.
11533 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11535         PR debug/19345
11536         * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11537         change checked in along with 2005-03-03's patch for debug/20253.
11538         * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11539         (remap_decl): Insert type decl in map earlier.
11541 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11543         PR tree-optimization/20640
11544         * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11545         post-dominator if it has phi nodes.
11546         (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11547         before dead statements.
11549 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11551         PR middle-end/20491
11552         * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11554 2005-04-02  Alexandre Oliva  <aoliva@redhat.com>
11556         PR rtl-optimization/20290
11557         * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11558         in every iteration if the entry point is the exit test.
11560 2005-04-02  Hans-Peter Nilsson  <hp@axis.com>
11562         * config/cris/cris.md (attribute "length"): Define.
11564 2005-04-02  Geoffrey Keating  <geoffk@apple.com>
11566         * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11567         (word_offset_memref_operand): New.
11568         * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11569         (indexed_or_indirect_operand): Delete.
11570         * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
11571         (indexed_or_indirect_operand): Delete.
11573         * config/rs6000/t-darwin8: Comment out ppc64 multilib.
11575         PR 20650
11576         * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
11577         a register.
11579         * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
11580         * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
11582 2005-04-01  Jan-Benedict Glaw  <jbglaw@lug-owl.de>
11584         * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
11586 2005-04-01  Ian Lance Taylor  <ian@airs.com>
11588         * gcc.c: Don't include <sys/resource.h> or declare getrusage.
11589         (rus, prus): Remove static variables.
11590         (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
11591         (process_command): Permit report_times and use_pipes together.
11593 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
11595         * c-decl.c (validate_proto_after_old_defn): Look at
11596         TYPE_MAIN_VARIANT of argument types.
11598 2005-04-01  Paul Brook  <paul@codesourcery.com>
11600         * config/arm/arm.c (thumb_call_via_label): Include space for SP.
11601         (arm_output_function_epilogue): Allow call_via_SP.
11602         (thumb_call_via_reg, arm_file_end): Ditto.
11603         * config/arm/arm.h (struct machine_function): Include space for SP.
11604         (thumb_call_via_label): Update declaration.
11606 2005-04-01  Ian Lance Taylor  <ian@airs.com>
11608         * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
11609         doing a peephole optimization, once again put any notes in the
11610         proper position.
11612 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11614         * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
11616 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
11618         * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
11619         (block_alloc, find_free_reg): Likewise.
11620         * loop-doloop.c (doloop_modify): Likewise.
11621         * loop-invariant.c (record_use): Likewise.
11622         * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
11623         get_iv_value, canon_condition, eliminate_implied_condition,
11624         eliminate_implied_condition, simplify_using_initial_values,
11625         shorten_into_mode, canonicalize_iv_subregs,
11626         iv_number_of_iterations): Likewise.
11627         * loop-unroll.c (expand_var_during_unrolling): Likewise.
11628         * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
11629         unswitch_loop): Likewise.
11630         * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
11631         move_movables, replace_call_address, find_and_verify_loops,
11632         rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
11633         record_giv, final_giv_value, general_induction_var,
11634         simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
11635         loop_giv_dump): Likewise.
11637         * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
11638         GCOV_CHECK_WRITING): Remove.
11639         (gcov_position, gcov_rewrite): Use gcc_assert.
11640         * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
11641         gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
11642         * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
11643         gcc_assert.
11645 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11647         * tree-inline.c: Fix a typo.
11649 2005-04-01  Nathan Sidwell  <nathan@codesourcery.com>
11651         * configure.ac (enable-checking): Explicitly set all variables for
11652         collective switch values.  Alphabetize variables. Rename
11653         ac_checking_valgrind to ac_valgrind_checking.  Allow 'none' as
11654         synonym for 'no'.
11655         * doc/install.texi (enable-checking): Update documentation.
11656         * configure: Rebuilt.
11658 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11660         * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
11661         possible.
11663 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
11665         * arm.c (adjacent_mem_locations): Reject volatile memory refs.
11666         Also reject cases where this pattern will cause load delay stalls
11667         unless optimizing for size and it will produce a shorter sequence.
11668         * arm.md (arith_adjacent_mem): Make better use of ldm addressing
11669         variants to avoid pre-adjusting the base when possible.
11671 2005-04-01  Richard Earnshaw  <richard.earnshaw@arm.com>
11673         * arm.md (minmax_arithsi): Reject all eliminable registers, not just
11674         the frame and argument pointers.
11675         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
11676         (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
11677         (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
11678         (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
11679         (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
11680         (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
11682 2005-04-01  Danny Smith  <dannysmith@users.sourceforge.net>
11684         * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
11685         with entry for selectany attribute.
11686         * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
11687         Declare.
11688         * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
11689         (i386_pe_asm_named_section): Handle sections generated by
11690         selectany attribute.
11691         * doc/extend.texi (selectany): Document attribute.
11693 2005-04-01  Paolo Bonzini  <bonzini@gnu.org>
11694             Jan Hubicka  <jh@suse.cz>
11696         * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
11697         to fix addresses involving EBP and ESP.
11698         (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
11699         for SUBREGed registers.
11700         (legitimate_address_p): Accept SUBREGed registers.
11702 2005-04-01  Jakub Jelinek  <jakub@redhat.com>
11704         PR c++/19406
11705         * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
11706         (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
11707         for FIELD_DECLs.
11709 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11711         * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
11713 2005-04-01  James E Wilson  <wilson@specifixinc.com>
11715         PR c++/20505
11716         * dwarf2out.c (rtl_for_decl_init): New function.
11717         (rtl_for_decl_location): Extracted from here.
11718         (tree_add_const_value_attribute): Call rtl_for_decl_init and
11719         add_const_value_attribute.  Delete initializer_constant_valid_p call.
11721 2005-04-01  Kazu Hirata  <kazu@cs.umass.edu>
11723         * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
11724         lambda-code.c, loop.c, machmode.def, mips-tfile.c,
11725         modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
11726         tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
11727         config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
11728         config/i386/i386.md, config/rs6000/predicates.md,
11729         config/rs6000/rs6000.c, config/s390/fixdfdi.h,
11730         config/s390/s390.c, config/stormy16/stormy16.c,
11731         config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
11732         typos.
11734 2005-04-01  Joseph S. Myers  <joseph@codesourcery.com>
11736         PR c/17855
11737         * gimplify.c (gimplify_expr): Create a temporary for lvalue
11738         COND_EXPR and CALL_EXPR.
11740 2005-03-31  Vladimir Makarov  <vmakarov@redhat.com>
11742         PR target/20632
11743         * genautomata.c (first_cycle_unit_presence): Check all alternative
11744         states for unit presence.
11746         * doc/md.texi: Remove remark about impossibility to query unit
11747         presence in non nondeterministic automaton state.
11749         * config/ia64/ia64.c (get_template): Change order of unit querying.
11751 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11753         * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
11754         obsolete comment.
11756 2005-03-31  Zdenek Dvorak  <dvorakz@suse.cz>
11758         * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
11759         flag for edges outside any loops.
11761 2005-03-31  Janis Johnson  <janis187@us.ibm.com>
11763         * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
11765 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11767         * tree-ssa-alias.c: Follow spelling conventions.
11768         * doc/tree-ssa.texi: Fix a typo.
11770 2005-03-31  J"orn Rennecke <joern.rennecke@st.com>
11772         * postreload-gcse.c: Include target.h.
11773         (gcse_after_reload_main): Return early if we cannot modify jumps.
11774         * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
11776 2005-03-31  David Edelsohn  <edelsohn@gnu.org>
11778         * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
11779         expensive operations.
11781 2005-03-31  Ian Lance Taylor  <ian@airs.com>
11783         * collect2.c (lderrout): New variable.
11784         (collect_exit): Dump ldout to stdout.  Dump and unlink lderrout,
11785         if it is set, to stderr.
11786         (handler): Unlink lderrout if it is set.
11787         (dump_file): Add "to" parameter.  Change all callers.
11788         (main): Initialize lderrout.
11789         (collect_execute): Add errname parameter.  Change all callers.
11790         Rename redir parameter to outname.  Never pass
11791         PEX_STDERR_TO_STDOUT to pex_run.
11792         * collect2.h (collect_execute, dump_file): Update declarations.
11793         * tlink.c (tlink_execute): Add errname parameter.  Change all
11794         callers.
11795         (do_tlink): Check lderrout as well as ldout.
11797 2005-03-31  Caroline Tice  <ctice@apple.com>
11799         * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
11800         (bb-reorder.o): Add errors.h to list of requirements.
11801         (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
11802         profiledbootstrap flags.
11803         * bb-reorder.c (errors.h): Add new include.
11804         (struct bbro_basic_block_data_def): Add new field, in_trace.
11805         (add_unlikely_executed_notes):  Remove function.
11806         (mark_bb_for_unlikely_executed_section): Remove function.
11807         (insert_section_boundary_note): New function.
11808         (verify_hot_cold_block_grouping): New function.
11809         (push_to_next_round_p): Remove variables and tests that push all
11810         cold blocks to last round.
11811         (find_traces): Remove code that added extra round of trace finding
11812         when doing partitioning.
11813         (find_traces_1_round) :  Remove variable last_round;  add code to
11814         update new struct field, in_trace; correct trace_length where it was
11815         incorrect before (after call to copy_bb); change code that pushed all
11816         cold blocks to last round. Instead verify that all blocks going into
11817         a trace belong in the same partition.
11818         (connect_traces): Modify to connect the traces in two passes, if the
11819         function contains both hot and cold blocks.  The first pass connects
11820         all the traces for blocks in the partition that the first block in
11821         the function belongs to; the second pass connnects all the traces
11822         containing blocks that belong in the other partition.
11823         (find_rarely_executed_basic_blocks_and_crossing_edges):  Remove
11824         code that automatically put the first block in a function into the
11825         hot partition if the function had any hot blocks.
11826         (fix_crossing_unconditional_branches): Check number of succ edges
11827         before attempting to get one.
11828         (fix_edges_for_rarely_executed_code):  Update comment describing
11829         function.
11830         (reorder_basic_blocks):  Add code to initialize new field (in_trace);
11831         remove call to add_unlikely_executed_notes; add call to
11832         verify_hot_cold_block_grouping.
11833         (duplicate_computed_gotos): Don't change computed goto if it's a
11834         crossing edge.
11835         (partition_hot_cold_basic_blocks):  Update function comment.
11836         * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
11837         condition.
11838         (try_forward_edges): Likewise.
11839         (merge_blocks_move_predecessor_nojumps): Likewise.
11840         (merge_blocks_move_successor_nojumps): Likewise.
11841         (merge_blocks_move): Likewise.
11842         (try_crossjump_bb): Likewise.
11843         * cfglayout.c (update_unlikely_executed_notes): Remove function.
11844         (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
11845         notes to cold bb's; remove call to update_unlikely_executed_notes.
11846         (duplicate_insn_chain):  change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11847         NOTE_INSN_SWITCH_TEXT_SECTIONS.
11848         * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
11849         function declaration.
11850         * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
11851         from consideration.
11852         (rtl_can_merge_blocks): Remove redundancy from condition.
11853         (try_redirect_by_replacing_jump): Likewise.
11854         (force_nonfallthru_and_redirect): Remove code for adding
11855         UNLIKELY_EXECUTED_CODE notes to cold bb's.
11856         (commit_one_edge_insertion): Likewise.
11857         (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
11858         * dbxout.c (FORCE_TEXT): Replace function_section with
11859         current_function_section.
11860         (struct dbx_debug_h): Add do_nothing function for new debug_hooks
11861         function, switch_text_section.
11862         (struct xcoff_debug): Likewise.
11863         (dbxout_function_end): Add code to put out label diffs for both
11864         hot and cold sections.
11865         * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
11866         for new debug_hooks funciton, switch_text_section..
11867         * debug.h (struct gcc_debug_hooks):  Add new function to debug_hooks,
11868         switch_text_section.
11869         * dwarf2out.c (struct dw_fde_struct):  Add five new fields:
11870         dw_fde_hot_section_label, dw_fde_hot_section_end_label,
11871         dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
11872         dw_fde_switched_sections.
11873         (output_call_frame_info):  Add test to see if function switches text
11874         sections in the middle; if so, use appropriate extra hot and cold
11875         section labels to compute size deltas for the hot and cold sections.
11876         (dwarf2out_begin_prologue): Add code to initialize new fields in
11877         dw_fde_struct.
11878         (dwarf2out_switch_text_section): New function (invoked through
11879         debug_hook); updates new fields in dw_fde_struct appropriately and
11880         increments separate_line_info_table_in_use.
11881         (dwarf2_debug_hooks): Initialize switch_text_section function to be
11882         dwarf2out_switch_text_section.
11883         (struct var_loc_node): Add new field, section_label.
11884         (output_aranges): Add code to check whether in hot or cold section and
11885         use the appropriate label in calculating deltas.
11886         (output_ranges): Likewise.
11887         (output_line_info): Add code to check which section we're in and
11888         use appropriate hot/cold label.
11889         (add_location_or_constant_value_attribute): Likewise.
11890         (gen_subprogam_die): Modify arange attributes to use correct labels.
11891         (dwarf2out_begin_block): Change call to function_section into call to
11892         current_function_section.
11893         (dwarf2out_end_block): Likewise.
11894         (dwarf2out_source_line): Likewise.
11895         (dwarf2out_var_location): Add code to check whether in hot or cold
11896         section and use the appropriate label.
11897         * except.c (output_function_exception_table): Change call to
11898         function_section into call to current_function_section.
11899         * final.c (profile_function): Likewise.
11900         (scan_ahead_for_unlikely_executed_note): Remove function.
11901         (final_scan_insn):  Remove calls to
11902         scan_ahead_for_unlikely_executed_note, and related code for switching
11903         to cold section, except for the single time
11904         NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered;  add calls to
11905         debug_hooks->switch_text_sections; replace appropriate calls to
11906         function_section with calls to current_function_section.
11907         * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
11908         test_bb to condition.
11909         (find_if_case_2): Likewise.
11910         * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
11911         NOTE_INSN_SWITCH_TEXT_SECTIONS.  Update comment appropriately.
11912         * opts.c (decode_options): Change warning about hot/cold partitioning
11913         with exceptionss to inform (so as not to cause bootstrap failures);
11914         remove warning about partitioning with DWARF debug info.
11915         * output.h (current_function_section): Add new function decl.
11916         (insert_section_boundary_note): Likewise.
11917         (enum in_section): Move this declaration here from varasm.c.
11918         (unlikely_section_label): Likewise.
11919         (unlikely_text_section_name): Likewise.
11920         (last_text_section_name): New global variable.
11921         (last_text_section): Likewise.
11922         (hot_section_label): Likewise.
11923         (hot_section_end_label): Likewise.
11924         (cold_section_end_label): Likewise.
11925         * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
11926         * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
11927         to NOTE_INSN_SWITCH_TEXT_SECTIONS.
11928         * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
11929         insn from consideration.
11930         * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
11931         switch_text_section.
11932         * varasm.c (basic-block.h): Add new include.
11933         (unlikely_section_label_printed): Remove global variable.
11934         (unlikely_section_label): Make global variable not be static any more.
11935         (unlikely_text_section_name): Likewise.
11936         (hot_section_end_label): New global variable (not static)
11937         (first_function_block_is_cold): Likewise.
11938         (hot_section_label): Likewise.
11939         (cold_section_end_label): Likewise..
11940         (last_text_section): New global variable, not static.
11941         (last_text_section_name): New global variable, not static.
11942         (initialize_cold_section_name): New function.
11943         (enum in_section): Move declaration to output.h.
11944         (text_section): Update last_text_section.
11945         (unlikely_text_section): Replace code to determine cold section name
11946         with call to initialize_cold_section_name; Add code to update
11947         last_text_section; remove code for printing out label.
11948         (named_section_real): Add code to update last_text_section and
11949         last_text_section_name as appropriate.
11950         (function_section): Change test for 'unlikely' to depend on
11951         first_function_block_is_cold (moved old test to
11952         current_function_section).
11953         (current_function_section): New function.
11954         (assemble_start_function): Move code that frees
11955         unlikely_text_section_name; initialize hot_section_end_label;
11956         print hot and cold section labels at the start of the function;
11957         set first_function_block_is_cold, if appropriate; initialize l
11958         ast_text_section; add call to insert_section_boundary_note.
11959         (assemble_end_function):  Add code to write out hot and cold section
11960         end labels.
11961         *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
11962         switch_text_section.
11963         * config/darwin.c (machopic_select_section): Replace incorrect
11964         function in base_funs; update reloc for cold sections if necessary.
11965         * config/darwin.h (SECTION_FUNCTION):  Add code to update
11966         last_text_section if appropriate.
11967         (text_unlikely_section): Remove.
11968         * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
11969         * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
11970         * config/xtensa/xtensa.c (override_options): Turn off hot/cold
11971         partitioning for this architecture.
11973 2005-03-31  Olivier Hainque  <hainque@adacore.com>
11975         * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
11976         defined and non-zero.
11978 2005-03-31  Gabriel Dos Reis  <gdr@integrable-solutions.net>
11980         PR c++/18644
11981         * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
11982         semantics.
11984 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
11986         PR target/20611
11987         * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
11988         label operand.  Remove (use (unspec..)).  Don't emit a label on
11989         the offset word.
11990         * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
11991         generate inline label for load_toc_v4_PIC_1b.
11992         (rs6000_emit_load_toc_table): Likewise.
11994 2005-03-31  Kazu Hirata  <kazu@cs.umass.edu>
11996         * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
11997         ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
11999 2005-03-29  Devang Patel  <dpatel@apple.com>
12001         * tree-sra.c (decide_block_copy): Disable scalarization of
12002         sub-elements.
12004 2005-03-30  Stuart Hastings  <stuart@apple.com>
12005             Dale Johannesen  <dalej@apple.com>
12007         * Makefile.in (print-tree.o):  Depend on tree-iterator.h.
12008         * print-tree.c (print_node):  Add case STATEMENT_LIST.
12010 2005-03-31  Alan Modra  <amodra@bigpond.net.au>
12012         * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12013         (powerpc64-*-linux*): Use it.  Rearrange tm_file assignment.
12014         (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12015         is given with "powerpc64*" or "all", or when --with-cpu chooses
12016         a 64-bit cpu.
12018 2005-03-30  James E. Wilson  <wilson@specifixinc.com>
12020         PR debug/20268
12021         * dwarf2out.c (add_high_low_attributes): New function, extracted from
12022         gen_lexical_block_die.
12023         (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12025 2005-03-31  Jan Hubicka  <jh@suse.cz>
12027         2004-11-02  Jan Hubicka  <jh@suse.cz>
12029         * cgraph.c (cgraph_varpool_node_name): New function.
12030         (dump_cgraph_varpool_node): New function.
12031         (dump_varpool): New function.
12032         * cgraphunit.c (cgraph_optimize): Dump varpool.
12034         2004-10-16  Jan Hubicka  <jh@suse.cz>
12036         * cgraph.c (decide_is_variable_needed): New function.
12037         (cgraph_varpool_finalize_decl): Use it.
12038         * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12039         unit-at-a-time.
12040         * final.c (output_addr_const): Do not call mark_referenced.
12041         * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12042         always go via cgraph.
12043         * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12044         (check_global_declarations): Ifdef out code clearing DECL_RTL.
12045         * tree-optimize.c (execute_inline): Mark functions called.
12046         * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12048         2004-10-11  Jan Hubicka  <jh@suse.cz>
12050         * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12051         (cgraph_varpool_last_needed_node): New static variable.
12052         (enqueue_needed_varpool_node): Break out from ...; add items to the
12053         end of queue; update first pointers.
12054         (cgraph_varpool_mark_needed_node): ... here.
12055         (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12056         (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12057         * cgraph.h (cgraph_varpool_node): Add analyzed field.
12058         (cgraph_varpool_first_unanalyzed_node): Declare.
12059         * cgraphunit.c: Include output.h.
12060         (cgraph_varpool_analyze_pending_decls): New function.
12061         (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12062         for errors, analyze pending decls.
12063         (cgraph_finalize_compilation_unit): Only analyze decls.
12064         (cgraph_optimize): Assemble the decls after expanding.
12066 2005-03-30  Daniel Berlin  <dberlin@dberlin.org>
12068         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12069         subvars get marked properly in tags for grouping.
12070         (add_pointed_to_var): Mark only actual pointed to
12071         variables/subvars in addresses needed.
12072         (create_overlap_variables_for): Clear call clobbered on original
12073         variable.
12074         * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12075         addresable vars with subvars into list.
12076         * tree-ssa.c (verify_ssa_name): Verify original is not used where
12077         subvar should be.
12079 2005-03-30  Richard Henderson  <rth@redhat.com>
12081         * cgraph.h (struct cgraph_node): Add alias.
12082         * varasm.c (assemble_alias): Set it.
12083         * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12084         avoid calling cgraph_expand_function.
12086 2005-03-30  Tom Tromey  <tromey@redhat.com>
12088         * tree.def (FILE_TYPE): Removed.
12089         * typeclass.h (enum type_class): Removed file_type_class.
12090         * dwarf2out.c (is_base_type): Updated.
12091         (gen_type_die): Likewise.
12092         * dbxout.c (dbxout_type): Updated.
12093         * builtins.c (type_to_class): Updated.
12094         * tree.c (type_contains_placeholder_1): Updated.
12095         * config/sparc/sparc.c (sparc_type_code): Updated.
12096         * config/ia64/ia64.c (hfa_element_mode): Updated.
12097         * expr.c (count_type_elements): Updated.
12098         * stor-layout.c (layout_type): Updated.
12099         * tree-inline.c (remap_type): Updated.
12100         * tree-pretty-print.c (dump_generic_node): Updated.
12102 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12104         * builtins.c (expand_builtin_powi): Fix mode of
12105         2nd argument to match int.
12106         * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12107         2nd argument type to int.
12108         * libgcc2.c: Change prototype of __powi* functions to use
12109         int.
12111 2005-03-30  Dale Johannesen  <dalej@apple.com>
12113         PR middle-end/19225
12114         * calls.c (expand_call):  Flush pending deferrals before
12115         throwing call.
12117 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
12119         PR c/772
12120         PR c/17913
12121         * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12122         C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12123         c_label_context, label_context_stack): New.
12124         * c-decl.c (define_label): Check for jumps into statement
12125         expressions.  Add label to list of defined labels.
12126         (start_function): Push context on label_context_stack.
12127         (finish_function): Pop context from label_context_stack.
12128         * c-typeck.c (label_context_stack): New.
12129         (c_finish_goto_label): Check for jumps into statement
12130         expressions.  Add label to list of jumped to labels.
12131         (struct c_switch): Add blocked_stmt_expr.
12132         (c_start_case): Initialize it.
12133         (do_case): Check it.
12134         (c_finish_case): Verify !blocked_stmt_expr.
12135         (c_begin_stmt_expr):  Push context on label_context_stack.
12136         Increment blocked_stmt_expr.  Mark labels jumped to from outside
12137         as undefinable.
12138         (c_finish_stmt_expr): December blocked_stmt_expr.  Mark labels
12139         defined in the statement expression and no longer jumpable to.
12140         Mark labels jumped to from just outside the statement expression
12141         as again definable.  Pop context from label_context_stack.
12142         * doc/extend.texi (Statement Exprs): Update.
12144 2005-03-30  Joseph S. Myers  <joseph@codesourcery.com>
12146         PR c/20368
12147         * c-decl.c (start_function): Check for old_decl being
12148         error_mark_node.
12150 2005-03-30  Ian Lance Taylor  <ian@airs.com>
12152         * final.c (final): Remove prescan parameter.  Change all callers.
12153         (final_scan_insn): Remove prescan parameter.  Change all callers.
12155 2005-03-30  Kazu Hirata  <kazu@cs.umass.edu>
12157         * tree-vectorizer.c: Fix comment typos.
12159 2005-03-30  Sebastian Pop  <pop@cri.ensmp.fr>
12161         * tree-scalar-evolution.c (instantiate_parameters_1): Return
12162         as soon as a chrec_dont_know is detected.
12164 2005-03-31  Danny Smith  <dannysmith@users.sourceforge.net>
12166         Merge from csl-arm-branch.
12167         2004-02-12  Mark Mitchell  <mark@codesourcery.com>
12169         * tlink.c (recompile_files): Do not assume that "rename" can
12170         overwrite an existing file.
12172 2005-03-31  Paolo Bonzini  <bonzini@gnu.org>
12174         * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12175         * gcc/configure: Regenerate.
12177 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
12179         * doc/install.texi: Update binutils requirement for powerpc*-linux.
12181         * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12183         * calls.c (struct arg_data): Update "partial" comment.
12184         (load_register_parameters): Update "nregs" comment.
12186 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
12188         * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12189         (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12190         (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12191         (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12192         (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12193         (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12194         than target_flags & 0.
12195         * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12196         (iq2000_arch, iq2000_parse_cpu): Delete.
12197         (TARGET_HANDLE_OPTION): Override default.
12198         (iq2000_handle_option): New function.
12199         (override_options): Remove -march= and -mcpu= handling.
12200         * config/iq2000/iq2000.opt: New file.
12202 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
12204         * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12205         * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12206         (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12207         (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12208         (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12209         (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12210         (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12211         (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12212         (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12213         (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12214         (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12215         (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12216         (c4x_rpts_cycles_string, c4x_cpu_version_string)
12217         (TARGET_OPTIONS): Delete.
12218         (c4x_rpts_cycles, c4x_cpu_version): Declare.
12219         (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12220         (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12221         * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12222         (c4x_cpu_version_string): Delete.
12223         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12224         (c4x_handle_option): New function.  Map -m3x and -m4x options to the
12225         equivalent -mcpu= option.
12226         (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12227         Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12228         TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12229         or clearing the appropriate MASK_* bit.
12230         (c4x_file_start): Use c4x_cpu_version.
12231         * config/c4x/c4x.opt: New file.
12233 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
12235         * doc/options.texi: Document the new MaskExists flag.
12236         * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12237         if the option has the MaskExists flag.
12239 2005-03-30  Richard Sandiford  <rsandifo@redhat.com>
12241         * opt-functions.awk (flag_set_p, test_flag): New functions.
12242         (switch_flags): Use them.
12243         * opth-gen.awk: Use flag_set_p to check for flags.
12244         * optc-gen.awk: Likewise.  Use opt_args to check for Init(...) flags.
12246 2005-03-30  Ian Lance Taylor  <ian@airs.com>
12248         * config.host (i[34567]86-*-mingw32*): Don't set
12249         host_can_use_collect2 to no.
12251 2005-03-30  Alan Modra  <amodra@bigpond.net.au>
12253         PR target/20203
12254         * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12255         Remove convert_memory_address call duplicating that in memory_address.
12257 2005-03-29  Richard Henderson  <rth@redhat.com>
12259         PR c/20519
12260         * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12261         (build_compound_literal): Likewise.  Propagate decl type into the
12262         initializer.
12263         (finish_decl): Likewise.  Use new return value from complete_array_type
12264         for zero sized arrays.
12265         (complete_array_type): Move ...
12266         * c-common.c (complete_array_type): ... here.  Change first argument
12267         to pointer-to-type-node.  Consistently use sizetype for the index
12268         except for zero sized arrays.  Detect zero sized arrays for pedantic
12269         mode diagnostics.  Create a new type node instead of modifying the
12270         old node in place.
12271         * c-tree.h (complete_array_type): Move decl ...
12272         * c-common.h (complete_array_type): ... here.
12274 2005-03-29  Richard Henderson  <rth@redhat.com>
12276         PR tree-opt/19108
12277         * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12279 2005-03-29  Kazu Hirata  <kazu@cs.umass.edu>
12281         * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12282         debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12283         rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12284         tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12286 2005-03-29  Eric Christopher  <echristo@redhat.com>
12288         * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12289         truthvalue conversion removal.
12291 2005-03-29  Ian Lance Taylor  <ian@airs.com>
12293         PR bootstrap/14316
12294         * collect2.c: Never include <vfork.h>.
12295         (VFORK_STRING, vfork): Don't define.
12296         (pid): Remove global variable.
12297         (handler): Call raise instead of kill (getpid(), ...).
12298         (collect_wait): Add pex parameter.  Change all callers.  Use
12299         pex_get_status rather than pwait.
12300         (do_wait): Add pex parameter.  Change all callers.
12301         (collect_execute): Return struct pex_obj * rather than void.  Use
12302         pex routines rather than pexecute.
12303         (fork_execute): Get pex_obj from collect_execute, and pass it to
12304         do_wait.
12305         (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12306         Only declare quit_handler if SIGQUIT is defined.
12307         (scan_libraries): Likewise.
12308         * collect2.h (collect_execute): Update declaration.
12309         (collect_wait): Update declaration.
12310         * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12311         pass it to collect_wait.
12313 2005-03-29  Joseph S. Myers  <joseph@codesourcery.com>
12315         PR c/20672
12316         * c-parser.c (c_parser_compound_statement_nostart): Give error
12317         message for EOF instead of just setting parser->error.
12319 2005-03-29  Dorit Naishlos  <dorit@il.ibm.com>
12321         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12322         (slpeel_update_phi_nodes_for_guard1): New function.
12323         (slpeel_update_phi_nodes_for_guard2): New function.
12324         (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12325         of slpeel_update_phi_nodes_for_guard.
12326         (vectorize_loops): Remove call to loop_closed_rewrite.
12327         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12328         assertion.
12330 2005-03-29  Richard Sandiford  <rsandifo@redhat.com>
12332         * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12333         (TARGET_LITTLE_ENDIAN): New macro.
12334         * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12335         (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12336         (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12337         (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12338         (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12339         (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12340         (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12341         (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12342         (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12343         (TARGET_OPTIONS): Delete.
12344         (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12345         (CACHE_FLUSH_TRAP): Turn into an integer.
12346         (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12347         (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12348         -mflush-trap is in use.
12349         * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12350         (m32r_cache_flush_trap_string): Delete.
12351         (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12352         (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12353         (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12354         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12355         (m32r_handle_option): New function.  Move -mflush-trap=, -mflush-func=,
12356         -mmodel= and -msdata= handling from...
12357         (m32r_init): ...here.
12358         * config/m32r/m32r.opt: New file.
12360 2005-03-29  Keith Besaw  <kbesaw@us.ibm.com>
12362         * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12363         (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12364         * tree-vect-analyze.c (vect_object_analysis): additional parm
12365         pass back a "struct ptr_info_def *" with the points-to info.
12366         (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12367         statement using info returned from vect_object_analysis.
12368         * tree-vect-transform.c (update_vuses_to_preheader): New function.
12369         (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12370         for virtual uses and defs when creating a replacement vector
12371         reference.  Call duplicate_ssa_name_ptr_info to define points-to
12372         info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12373         (vectorizable_store): copy_virtual_operands and update
12374         definition statements.
12375         (vectorizable_load): copy_virtual_operands.  Remove call to
12376         mark_call_clobbered_vars_to_rename for call to "const" builtin.
12377         * tree-vectorizer.c (vectorize_loops): Remove calls to
12378         rewrite_into_ssa and bitmap_clear (vars_to_rename).
12379         (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12380         * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12381         define macro STMT_VINFO_PTR_INFO for use in accessing.
12382         * tree.h add export of duplicate_ssa_name_ptr_info.
12383         * rs6000.c (altivec_init_builtins): Declare builtin function
12384         __builtin_altivec_mask_for_load to be "const".
12386 2005-03-29  Jakub Jelinek  <jakub@redhat.com>
12388         PR middle-end/20622
12389         * cgraph.h (struct cgraph_varpool_node): Add alias field.
12390         * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12391         assemble_variable on aliases.
12392         * varasm.c (assemble_alias): Set node->alias.
12393         * toplev.c (wrapup_global_declarations): Don't call
12394         rest_of_decl_compilation on aliases again.
12396 2005-03-29  Paul Brook  <paul@codesourcery.com>
12398         * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12399         * config/arm/arm.c (arm_dbx_register_number): New function.
12400         * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12402 2005-03-29  Eric Botcazou  <ebotcazou@libertysurf.fr>
12404         PR middle-end/20263
12405         * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12406         the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12408 2005-03-29  Dale Johannesen <dalej@apple.com>
12410         * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12411         $(TREE_H) and $(COVERAGE_H).
12412         * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12413         * opts.c (common_handle_option): Enable tree-based value transforms.
12414         * toplev.c (process_options): Ditto.
12415         * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12416         refers to references to this type.
12417         * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12418         * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12419         for may_be_more, may_be_less.
12420         (rtl_gen_pow2_profiler): Adjust.
12421         (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12422         (rtl_gen_one_value_profiler): Adjust.
12423         (rtl_gen_const_delta_profiler): Adjust.
12424         * tree-profile.c (tree_gen_interval_profiler): Implement.
12425         (tree_gen_pow2_profiler): Ditto.
12426         (tree_gen_one_value_profiler): Ditto.
12427         (tree_profiling): New.
12428         (pass_tree_profile): Reference it.
12429         * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12430         tree.h, gcov-io.h.
12431         (insn_divmod_values_to_profile): Rename to
12432         rtl_divmod_values_to_profile. Adjust.
12433         (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12434         (insn_prefetch_values_to_profile): Adjust.
12435         (rtl_value_profile_transformations): Adjust.
12436         (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12437         (gen_mod_pow2): Rename to rtl_mod_pow2.
12438         (gen_mod_subtract): Rename to rtl_mod_subtract.
12439         (divmod_fixed_value_transform): Rename to
12440         rtl_divmod_fixed_value_transform.
12441         (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12442         (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12443         (rtl_find_values_to_profile): Adjust.
12444         (tree_value_profile_transformations): Implement.
12445         (tree_divmod_values_to_profile): New.
12446         (tree_values_to_profile): New.
12447         (tree_divmod_fixed_value): New.
12448         (tree_mod_pow2): New.
12449         (tree_mod_subtract): New.
12450         (tree_divmod_fixed_value_transform): New.
12451         (tree_mod_pow2_value_transform): New.
12452         (tree_mod_subtract_transform): New.
12453         (tree_find_values_to_profile): Implement.
12454         * profile.c (instrument_values):  Free histograms.
12455         (compute_value_histograms): Adjust. Implement tree version.
12457 2005-03-29  Uros Bizjak  <uros@kss-loka.si>
12459         * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12460         * config/i386/i386.c (output_fix_trunc): Add new round_mode
12461         variable.  Output "fldcw" depending on round_mode.
12462         * config/i386/i386.md (UNSPEC_FIST): New.
12463         (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12464         New isns patterns to implement lrint and llrint built-ins as x87
12465         intrinsic function.
12466         (fistdi2, fist<mode>2 splitters): New splitters.
12467         (lrint<mode>2): New expanders.
12469 2005-03-28  Ian Lance Taylor  <ian@airs.com>
12471         * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12472         0 when calling final_scan_insn.
12474 2005-03-28  Jan Hubicka  <jh@suse.cz>
12476         PR middle-end/20635
12477         * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12478         as needed.
12480         * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12481         types where possible.
12483 2005-03-26  Per Bothner  <per@bothner.com>
12485         Make -f[no-]show-column also control non-cpp diagnostics.
12486         * c.opt (fshow-column): Move option from here ...
12487         * common.opt (fshow-column): ... to here.
12488         * diagnostic.c (diagnostic_build_prefix): Only print column number
12489         if flag_show_column.
12491 2005-03-27  Steven Bosscher  <stevenb@suse.de>
12493         * vax-protos.h (vax_output_int_move, vax_output_int_add,
12494         vax_output_conditional_branch): New prototypes.
12495         * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12496         extracted from vax.md mov and add patterns.
12497         (vax_output_conditional_branch): New function to output conditional
12498         branch instructions.
12499         * vax.md: Use mode macros for arithmetic and mov patterns.
12500         Use code macros for the jump patterns.
12502 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
12504         * Makefile.in (libbackend.o): Depend on version files;
12505         add custom generation command.
12507 2005-03-26  Andrew Pinski  <pinskia@physics.uc.edu>
12509         PR target/20636
12510         * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12511         sure that we have a REG before getting its REGNO.
12513 2005-03-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
12515         * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12516         * builtins.def (BUILT_IN_STRNDUP): New.
12518 2005-03-25  Pat Haugen  <pthaugen@us.ibm.com>
12520         PR tree-optimization/20470
12521         * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12522         ABS(x-y).
12524 2005-03-25  Mike Stump  <mrs@apple.com>
12526         * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12527         sized objects.
12529 2005-03-25  Geoffrey Keating  <geoffk@apple.com>
12531         * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12532         Use our own structure definitions.
12534         * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12535         (fix_truncdfsi2): Allow registers or memory as destination.
12536         When TARGET_PPC_GFXOPT, generate simplified pattern.
12537         (fix_truncdfsi2_internal): Use define_insn_and_split.
12538         (fix_truncdfsi2_internal_gfxopt): New.
12539         (fctiwz): Don't confuse register allocation by giving it no choices.
12540         (stfiwx): New.
12541         * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12542         (EXTRA_MEMORY_CONSTRAINT): Likewise.
12543         * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12544         * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12546 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
12548         * dominance.c (free_dominance_info): Speed up by freeing et
12549         data structures without maintaining other nodes.
12550         * et-forest.c (et_free_tree_force): New.
12551         * et-forest.h: Add a prototype for et_free_tree_force.
12553         * tree.c (get_set_constructor_bits,
12554         get_set_constructor_bytes): Remove.
12555         * tree.h: Remove the corresponding prototypes.
12557 2005-03-25  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
12559         PR target/15491
12560         * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12561         (vax_rtx_costs): Return false when passed unsupported rtx's.  Handle
12562         FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE.  Fix costs for POST_INC,
12563         PRE_DEC, NEG and NOT.
12565 2005-03-25  Kazu Hirata  <kazu@cs.umass.edu>
12567         * fold-const.c: Convert uses of fold (build (...)) to
12568         fold_buildN.
12570 2005-03-25  Zdenek Dvorak  <dvorakz@suse.cz>
12572         PR rtl-optimization/20249
12573         * cse.c (insert_regs): Do not record equivalence of registers in
12574         different modes.
12576 2005-03-24  Kazu Hirata  <kazu@cs.umass.edu>
12578         * emit-rtl.c (reverse_comparison): Remove.
12579         * rtl.h: Remove the corresponding prototype.
12581 2005-03-24  James E Wilson  <wilson@specifixinc.com>
12583         * doc/install.texi (--enable-altivec): Delete docs.
12585 2005-03-24  David Edelsohn  <edelsohn@gnu.org>
12587         * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
12588         SFmode and DFmode before reload when
12589         flag_unsafe_math_optimizations not enabled.
12591 2005-03-24  Geoffrey Keating  <geoffk@apple.com>
12593         * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
12595         * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
12596         MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
12598 2005-03-24  Nathan Sidwell  <nathan@codesourcery.com>
12600         * configure.ac (enable-checking): Add 'runtime' option.
12601         * doc/install.texi (enable-checking): Document 'runtime' checking.
12602         * tsystem.h (gcc_assert, gcc_unreachable): Define.
12603         * config.in: Regenerated.
12604         * configure: Regenerated.
12606 2005-03-23  Uros Bizjak  <uros@kss-loka.si>
12608         * optabs.h (enum optab_index): Remove OTI_llrint.
12609         (llrint_optab): Remove macro.
12610         * optabs.c (init_optabs): Remove llrint_optab initialization.
12611         * genopinit.c (optabs): Remove llrint_optab implementation.
12612         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
12613         using lrint_optab.
12615 2005-03-24  Alexandre Oliva  <aoliva@redhat.com>
12617         PR rtl-optimization/20532
12618         * simplify-rtx.c (simplify_binary_operation_1): Protect from
12619         overflow when adding coefficients for PLUS or MINUS.
12620         (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
12621         two as multiplier.
12623 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12625         * langhooks.h (truthvalue_conversion): Remove.
12626         * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
12627         LANG_HOOKS_TRUTHVALUE_CONVERSION.
12628         * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
12629         * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
12630         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
12632 2005-03-23  Kazu Hirata  <kazu@cs.umass.edu>
12634         * params.def: Fix a typo.
12635         * config/mips/mips.c: Follow the spelling convensions.
12636         * doc/invoke.texi: Fix typos.
12638 2005-03-23  Daniel Berlin  <dberlin@dberlin.org>
12640         Fix PR tree-optimization/20601
12642         * tree-ssa-pre.c (insert_aux): Add missing condition to
12643         constification.
12645 2005-03-23  Ian Lance Taylor  <ian@airs.com>
12647         * final.c (final_scan_insn): Don't remove no-op instructions.
12648         * reload1.c (reload): Remove simple no-op instructions even when
12649         not optimizing.
12651 2005-03-23  Dorit Naishlos  <dorit@il.ib.com>
12653         PR tree-optimization/20501
12654         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
12655         reporting that peeling for alignment is applied moved to...
12656         * (vect_analyze_data_refs_alignment): Here.
12658 2005-03-23  Ian Lance Taylor  <ian@airs.com>
12660         * reorg.c (dbr_schedule): Remove #if 0 code to call final.
12662 2005-03-23  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
12664         * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
12665         Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
12667 2005-03-23  Hans-Peter Nilsson  <hp@axis.com>
12669         * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
12670         imply that this is called once, independent of asms in code.
12671         Adjust to now being pased output and input lists.  Mention helper
12672         function decl_overlaps_hard_reg_set_p.
12673         * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
12674         hook_tree_tree_identity and to take three trees, returning third.
12675         * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
12676         prototype.
12677         * stmt.c: include hard-reg-set.h before tree.h.
12678         (decl_overlaps_hard_reg_set_p): New function, broken out from...
12679         (decl_conflicts_with_clobbers_p): Call
12680         decl_overlaps_hard_reg_set_p.
12681         (expand_asm_operands): Pass output and input lists in call to
12682         targetm.md_asm_clobbers.
12683         * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
12684         hook_tree_tree_tree_tree_3rd_identity.
12685         * target.h (struct gcc_target.md_asm_clobbers): Take three tree
12686         parameters.
12687         * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
12688         * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
12689         parameters, first two unused.
12690         * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
12691         parameters.  Only add MOF to clobbers if there's no 'h' mentioned
12692         in constraint letters and MOF is not mentioned as a asm-declared
12693         register in neither of the input and output lists.
12695 2005-03-23  DJ Delorie  <dj@redhat.com>
12697         * optabs.c (expand_binop): Make sure the first subword's result
12698         gets stored.
12700 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12702         * c-common.c (c_common_truthvalue_conversion): Adjust comment.
12703         Call c_common_truthvalue_conversion rather than
12704         lang_hooks.truthvalue_conversion.
12705         * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
12706         * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
12707         c-typeck.c.
12708         * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
12709         c_common_truthvalue_conversion.
12710         * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
12711         c_parser_conditional_expression, c_parser_binary_expression): Call
12712         c_objc_common_truthvalue_conversion.
12713         * c-typeck.c (build_unary_op): Call
12714         c_objc_common_truthvalue_conversion.
12715         (build_conditional_expr): Do not call
12716         lang_hooks.truthvalue_conversion.
12717         (build_binary_op): Call c_common_truthvalue_conversion.
12718         (c_objc_common_truthvalue_conversion): Moved from
12719         c-objc-common.c.  Call default_function_array_conversion instead
12720         of default_conversion.
12722 2005-03-23  Joseph S. Myers  <joseph@codesourcery.com>
12724         * c-common.h (default_conversion): Remove.
12725         (perform_integral_promotions): Add.
12726         * c-tree.h (default_conversion): Add.
12727         * c-typeck.c (perform_integral_promotions): New, split out from
12728         default_conversion.
12729         * c-common.c (check_case_value): Use perform_integral_promotions,
12730         not default_conversion.
12731         (c_add_case_label): Don't continue processing case label after
12732         found to be pointer.
12734 2005-03-23  Mark Mitchell  <mark@codesourcery.com>
12736         * gcc.c (do_spec_1): Do not add a -L path for a directory in
12737         the prefix list if we have already added a multilib directory
12738         based on that path.
12739         (main): Do not add MD_EXEC_PREFIX to the list of directories to
12740         search with -L.
12742 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12744         * reload1.c (indirect_symref_ok, reload_obstack): Make them
12745         static.
12746         * reload.h: Remove the prototype for indirect_symref_ok.
12748         * reload1.c (indirect_symref_ok): Make it global.
12749         * reload.h: Add a prototype for indirect_symref_ok.
12751 2005-03-22  Kaz Kojima  <kkojima@gcc.gnu.org>
12753         * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
12754         ashlhi3 expander.
12756 2005-03-22  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
12758         * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
12760 2005-03-22  Daniel Berlin  <dberlin@dberlin.org>
12762         * c-opts.c (c_common_parse_file): Only start/end main source file
12763         if debug hooks says the writer wants it.
12764         * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
12765         member.
12766         (xcoff_debug_hooks): Ditto.
12767         * debug.c (do_nothing_hooks): Ditto.
12768         * debug.h (gcc_debug_hooks): Ditto.
12769         * dwarf2out.c (dwarf2_debug_hooks): Ditto.
12770         * sdbout.c (sdb_debug_hooks): Ditto.
12771         * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
12773 2005-03-22  Mark Mitchell  <mark@codesourcery.com>
12775         * doc/extend.texi: Deprecate C++ min/max operators.
12777 2005-03-22  Zdenek Dvorak  <dvorakz@suse.cz>
12779         * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
12780         artificial original candidates.
12782 2005-03-22  Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
12783             Jan Hubicka  <jh@suse.cz>
12784             Steven Bosscher <stevenb@suse.de>
12786         * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
12787         call cost based on argument sizes.
12788         (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
12789         inlining.
12790         * params.def: (max-inline-inssn-single): Set to 450.
12791         (max-inline-insns-auto): Set to 90.
12792         (max-inline-insns-recursive): Set to 450
12793         (max-inline-insns-recursive-auto): Set to 450.
12794         (large-function-insns): Set to 2700.
12795         (inline-call-cost): New parameter.
12796         * tree-inline.c (estimate_move_cost): New function.
12797         (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
12798         for non-gimple-regs, set cost to 0 for gimple-regs.  Compute call size
12799         based on arguments.
12800         * tree-inline.h (estimate_move_cost): Declare.
12801         * invoke.texi: (max-inline-inssn-single): Change default to 450.
12802         (max-inline-insns-auto): Change default to 90.
12803         (max-inline-insns-recursive): Change default to 450
12804         (max-inline-insns-recursive-auto): Change default to 450.
12805         (large-function-insns): Change default to 2700.
12806         (inline-call-cost): Document new parameter.
12808 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
12810         * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
12811         (TARGET_DEFAULT): Delete.
12812         * config/i860/i860.opt: New file.
12814 2005-03-22  Richard Sandiford  <rsandifo@redhat.com>
12816         * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
12817         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12818         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12819         (frv_sched_lookahead): Delete.
12820         * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
12821         (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
12822         (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
12823         (MASK_LIBPIC, MASK_ACC_4,  MASK_PACK, MASK_LONG_CALLS)
12824         (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
12825         (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
12826         (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
12827         (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
12828         (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
12829         (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
12830         (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
12831         (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
12832         (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
12833         (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
12834         (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
12835         (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
12836         (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
12837         (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
12838         (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
12839         (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
12840         (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
12841         (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
12842         * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
12843         (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
12844         (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
12845         (frv_sched_lookahead): Delete.
12846         (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
12847         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12848         (frv_handle_option): New function.  Move -mcpu= handling from...
12849         (frv_override_options): ...here.  Remove handling of other
12850         TARGET_OPTIONS.
12851         (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
12852         TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
12853         (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
12854         and TARGET_NO_MULTI_CE.
12855         (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
12856         !TARGET_VLIW_BRANCH.
12857         * config/frv/frv.opt: New file.
12859 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12861         * fold-const.c (fold_ternary): Take decomposed arguments of
12862         CALL_EXPR.
12863         (fold): Update a call to fold_ternary.
12865         * fold-const.c (fold_build1, fold_build2, fold_build3): New.
12866         * tree.h: Add corresponding prototypes.
12868 2005-03-22  Jakub Jelinek  <jakub@redhat.com>
12870         PR target/20561
12871         * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
12872         between jump table and its label.
12873         * final.c (shorten_branches): Handle notes in between ADDR_VEC
12874         resp. ADDR_DIFF_VEC and the label preceeding it.
12875         (final_scan_insn): Likewise.  Ensure ADDR_VEC resp. ADDR_DIFF_VEC
12876         is emitted in the right section.
12878 2005-03-22  Kazu Hirata  <kazu@cs.umass.edu>
12880         * fold-const.c (fold_unary, fold_binary): Update comments
12881         about arguments.
12883 2005-03-22  Hans-Peter Nilsson  <hp@axis.com>
12885         PR rtl-optimization/20527
12886         * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
12887         REG_INC note, test that the register also isn't mentioned in PRED
12888         or SUCC.
12890 2005-03-22  Ben Elliston  <bje@au.ibm.com>
12892         * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
12893         and definition.
12895 2005-03-21  Mike Stump  <mrs@apple.com>
12897         * varasm.c (default_assemble_visibility): Remove extra ().
12899 2005-03-21  Roger Sayle  <roger@eyesopen.com>
12901         PR middle-end/20557
12902         * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
12903         to determine whether a block can be duplicated, rather than test
12904         whether the block contains noncopyable insns ourselves.
12906 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12908         * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
12909         predicates.
12911 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
12913         * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
12915 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
12917         * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
12918         (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
12919         * config/fr30/fr30.opt: New file.
12921 2005-03-18  Daniel Berlin  <dberlin@dberlin.org>
12923         Fix PR tree-optimization/20542
12925         * tree-flow-inline.h (overlap_subvar): Move to here.
12926         * tree-ssa-operands.c: From here.
12927         * tree-flow.h (overlap_subvar): Declare.
12928         * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
12929         * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
12930         for variables with subvars.
12932 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
12934         PR middle-end/20177
12935         * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
12936         * modulo-sched.c (const_iteration_count): Return on NULL
12937         pre-header.
12938         (print_node_sched_params): Return on NULL dump_file.
12939         (generate_reg_moves): Handle reg-anti dependencies and disregard
12940         closing branch when generating register moves.
12941         (sms_schedule): Mark the SMSed block dirty.
12942         * passes.c (rest_of_handle_sms): Call update_life_info for all
12943         basic-blocks.
12944         * testsuite/gcc.dg/20050321-1.c: New test.
12946 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
12948         * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
12949         * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
12950         movqi_internal): Likewise.
12952 2005-03-21  Bob Wilson  <bob.wilson@acm.org>
12954         * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
12955         xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
12956         xtensa_b4const): Delete prototypes.
12957         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
12958         xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
12959         (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
12960         xtensa_extra_constraint): New prototypes.
12961         (add_operand, arith_operand, nonimmed_operand, mem_operand,
12962         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12963         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12964         move_operand, const_float_1_operand, fpmem_offset_operand,
12965         branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
12966         * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
12967         (xtensa_b4const_or_zero): ...this.  Change return type to bool and
12968         argument type to HOST_WIDE_INT.
12969         (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
12970         xtensa_mask_immediate): Likewise.
12971         (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
12972         Likewise.  Also make these functions static.
12973         (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
12974         (xtensa_const_ok_for_letter_p): New.
12975         (add_operand, arith_operand, nonimmed_operand, mem_operand,
12976         mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
12977         lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
12978         move_operand, const_float_1_operand, fpmem_offset_operand,
12979         branch_operator, ubranch_operator, boolean_operator): Move to
12980         predicates.md.
12981         (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
12982         (xtensa_mem_offset): Change return type to bool.
12983         (xtensa_extra_constraint): New.
12984         (gen_int_relational): Update type of const_range_p function pointer.
12985         Use xtensa_b4const_or_zero.
12986         * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
12987         xtensa_const_ok_for_letter_p.  Update comments.
12988         (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
12989         (PREDICATE_CODES): Delete.
12990         * config/xtensa/xtensa.md: Include predicates.md.
12991         * config/xtensa/predicates.md: New file.
12993 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
12995         * config/v850/v850-protos.h: Remove the prototypes for
12996         reg_or_int9_operand, reg_or_const_operand,
12997         pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
12998         reg_or_0_operand, reg_or_int5_operand, call_address_operand,
12999         movsi_source_operand, power_of_two_operand,
13000         not_power_of_two_operand, special_symbolref_operand,
13001         pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13002         register_is_ok_for_epilogue.
13003         * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13004         reg_or_int9_operand, reg_or_const_operand,
13005         call_address_operand, special_symbolref_operand,
13006         movsi_source_operand, power_of_two_operand,
13007         not_power_of_two_operand, register_is_ok_for_epilogue,
13008         pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13009         pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13010         predicates.md.
13011         * config/v850/v850.h (PREDICATE_CODES): Remove.
13012         * config/v850/v850.md: Include predicates.md.
13013         * config/v850/predicates.md: New.
13015 2005-03-21  Zack Weinberg  <zack@codesourcery.com>
13017         * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13018         (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13019         (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13020         (itoolsdir, itoolsdatadir): Move definition above new first use.
13021         (install-itoolsdirs): New rule.
13022         (install-mkheaders): Depend on install-itoolsdirs, not
13023         install-include-dir.
13025 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
13027         * tree-into-ssa.c: Remove obsolete comments.
13029 2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
13031         * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13032         unrolling if -fpeel-loops is specified, too.
13033         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13034         Remove superfluous check for flag_unroll_loops.
13036 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
13038         * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13039         (lrint_optab, llrint_optab): Define corresponding macros.
13040         * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13041         * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13042         pattern and llrint_optab using llrintdi2 patterns.
13043         * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13044         using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13045         (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13046         BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13047         flag_unsafe_math_optimizations is set.
13049 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
13051         * combine.c (combine_simplify_rtx, simplify_if_then_else,
13052         simplify_logical, if_then_else_cond, known_cond,
13053         simplify_comparison): Adjust calls to reverse_comparison.
13054         Don't use combine_reversed_comparison_code).
13055         (combine_reversed_comparison_code): Remove.
13056         (reversed_comparison): Using reversed_comparison_code, move it...
13057         * jump.c (reversed_comparison): ... here.
13058         * rtl.h (reversed_comparison): Add prototype.
13060 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
13062         * builtins.c (fold_builtin): Take decomposed arguments of
13063         CALL_EXPR.
13064         * fold-const.c (fold_ternary): Update a call to fold_builtin.
13065         * gimplify.c (gimplify_call_expr): Likewise.
13066         * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13067         * tree.h: Update the prototype of fold_builtin.
13069 2005-03-21  Paolo Bonzini  <bonzini@gnu.org>
13071         * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13072         * rtlhooks.c (gen_lowpart_no_emit_general): New.
13073         * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13074         (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13075         * simplify-rtx.c (simplify_binary_operation_1): Use it.
13077 2005-03-21  Kazu Hirata  <kazu@cs.umass.edu>
13079         * builtins.c (fold_builtin_1): Take decomposed arguments of
13080         CALL_EXPR.
13081         (fold_builtin): Update a call to fold_builtin_1.
13083 2005-03-21  Nathan Sidwell  <nathan@codesourcery.com>
13085         PR other/20564
13086         * gcov.c (output_lines): Only output function block summary when
13087         outputting branch information.
13088         * doc/gcov.texi: Document format of preamble and additional block
13089         information lines.
13091 2005-03-21  Richard Sandiford  <rsandifo@redhat.com>
13093         * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13094         (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13095         the defaults false if BITS_PER_UNIT != 8.
13096         (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13097         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13098         than BITS_PER_UNIT != 8.
13099         (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13100         (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13101         (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13102         #undefs.
13103         * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13104         (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13106 2005-03-20  Roger Sayle  <roger@eyesopen.com>
13108         PR middle-end/20539
13109         * fold-const.c (fold_binary): Fix type mismatch between
13110         TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13111         (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13112         for non-truth-valued expressions.
13114         * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13115         and FUNCTION_DECL in the main switch.
13116         <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13117         TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13118         we also need to convert their operands to match.
13119         <TRUTH_NOT_EXPR>: Likewise.
13121 2005-03-21  Joseph S. Myers  <joseph@codesourcery.com>
13123         * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13124         diagnostic without checking whether an lvalue.
13125         * c-common.h (lvalue_p): Remove.
13126         (enum lvalue_use): Update comment.
13127         (lvalue_or_else): Replace by lvalue_error.
13128         * c-typeck.c (lvalue_p): Make static.
13129         (lvalue_or_else): New.  Call lvalue_error.
13131 2005-03-21  Alan Modra  <amodra@bigpond.net.au>
13133         * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13134         (function_arg_advance): Use rs6000_parm_start.
13135         (function_arg, rs6000_arg_partial_bytes): Likewise.
13137 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
13139         * c-common.c (check_case_value): Adjust comment about stripping
13140         NOPs.
13141         (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13142         * c-typeck.c (default_conversion, convert_arguments,
13143         build_modify_expr, convert_for_assignment, store_init_value,
13144         digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13145         manually.  Remove inaccurate comments.
13147 2005-03-20  Roger Sayle  <roger@eyesopen.com>
13148             Joseph S. Myers  <joseph@codesourcery.com>
13150         * varasm.c (do_assemble_alias): Restore comment describing function.
13151         Annotate the target parameter as potentially unused.
13153 2005-03-20  Marek Michalkiewicz  <marekm@amelek.gda.pl>
13155         PR target/18551
13156         * config/avr/avr.c (avr_output_function_prologue): Do not use
13157         current_function_name() in a label, use a local label instead.
13159 2005-03-20  David Edelsohn  <edelsohn@gnu.org>
13161         * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13162         flag_finite_math_only, not flag_unsafe_math_optimizations.
13164 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
13166         * builtins.c (fold_builtin_1): Update a call to
13167         targetm.fold_builtin.
13168         * hooks.c (hook_tree_tree_bool_null): Rename to
13169         hook_tree_tree_tree_bool_null.  Take one more argument of type
13170         tree.
13171         * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13172         * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13173         hook_tree_tree_tree_bool_null.
13174         * target.h (gcc_target): Update the prototype of fold_builtin.
13175         * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13176         arguments of CALL_EXPR.
13177         * doc/tm.texi (TARGET_FOLD_BUILTIN): Update.  Mention the
13178         new prototype.
13180 2005-03-20  Jan Hubicka  <jh@suse.cz>
13182         * cgraph.h (cgraph_node): Add prev_clone pointer.
13183         * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13184         (cgraph_clone_node): Produce doubly linked chain.
13186 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
13188         * c-common.c (handle_aligned_attribute, check_function_sentinel,
13189         get_nonnull_operand, handle_sentinel_attribute,
13190         check_function_arguments_recurse): Do not strip NOPS from
13191         INTEGER_CSTs.
13192         * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13193         Likewise.
13194         * c-format.c (get_constant): Likewise.
13195         * c-parser.c (c_parser_postfix_expression): Likewise.
13196         * c-typeck.c (set_init_index): Likewise.
13197         (convert_arguments): Don't check for NOP_EXPR containing integer
13198         constant.
13200 2005-03-20  Kazu Hirata  <kazu@cs.umass.edu>
13202         * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13203         fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13204         Take decomposed arguments of CALL_EXPR.
13205         (fold_builtin_1): Update calls to the functions mentioned
13206         above.
13208 2005-03-20  Joseph S. Myers  <joseph@codesourcery.com>
13210         * c-decl.c (check_bitfield_type_and_width): Require bit-field
13211         width to have integer type.
13212         (build_enumerator): Require enumerator value to have integer type.
13214 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
13216         * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13217         to __builtin_inff.
13219 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
13221         * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13222         std=iso9899:199x): Correct descriptions.
13224 2005-03-19  Joseph S. Myers  <joseph@codesourcery.com>
13226         * config.gcc: Consistently use solaris2.1[0-9]* instead of
13227         solaris2.1[0-9].
13229 2005-03-19  Kazu Hirata  <kazu@cs.umass.edu>
13231         * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13232         of CALL_EXPR.
13233         (expand_builtin_memcpy, fold_builtin_1): Update calls to
13234         fold_builtin_memcpy.
13236         * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13237         arguments of CALL_EXPR.
13238         (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13239         fold_builtin_found, fold_builtin_1): Update calls to
13240         fold_trunc_transparent_mathfn.
13242 2005-03-19  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
13244         PR middle-end/20493
13245         * fold-const.c (fold_widened_comparison): Don't optimize casts of
13246         function pointers on targets that require function pointer
13247         canonicalization.
13248         (fold_sign_changed_comparison): Likewise.
13250 2005-03-19  Bernd Schmidt  <bernd.schmidt@analog.com>
13252         * combine.c (try_combine): When changing the mode of a hard reg, make
13253         sure that doing so is valid.
13255 2005-03-19  Richard Sandiford  <rsandifo@redhat.com>
13257         * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13258         (TARGET_HANDLE_OPTION): Override default.
13259         (avr_handle_option): New function.
13260         * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13261         (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13262         (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13263         (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13264         (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13265         (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13266         (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13267         (TARGET_OPTIONS): Delete.
13268         * config/avr/avr.opt: New file.
13270 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13272         * config/m32r/m32r-protos.h: Remove the prototypes for
13273         call_address_operand, symbolic_operand, seth_add3_operand,
13274         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13275         reg_or_uint16_operand, reg_or_cmp_int16_operand,
13276         two_insn_const_operand, move_src_operand,
13277         move_double_src_operand, move_dest_operand,
13278         eqne_comparison_operator, signed_comparison_operator,
13279         large_insn_p, conditional_move_operand, carry_compare_operand,
13280         m32r_block_immediate_operand, extend_operand,
13281         reg_or_eq_int16_operand, int8_operand, and
13282         reg_or_zero_operand.
13283         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13284         seth_add3_operand, int8_operand, cmp_int16_operand,
13285         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13286         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13287         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13288         move_double_src_operand, move_dest_operand,
13289         eqne_comparison_operator, signed_comparison_operator,
13290         extend_operand, small_insn_p, large_insn_p,
13291         conditional_move_operand, carry_compare_operand,
13292         m32r_block_immediate_operand): Move to predicates.md.
13293         (MAX_MOVE_BYTES): Move to m32r.h.
13294         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13295         * config/m32r/m32r.md: Include predicates.md.
13296         * config/m32r/predicates.md: New.
13298 2005-03-18  James E Wilson  <wilson@specifixinc.com>
13300         PR c++/19769
13301         * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13302         origin.
13304 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13306         * config/mn10300/mn10300-protos.h: Remove the prototypes for
13307         call_address_operand, const_8bit_operand.
13308         * config/mn10300/mn10300.c (call_address_operand,
13309         const_8bit_operand, const_1f_operand): Move to predicates.md.
13310         * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13311         * config/mn10300/mn10300.md: Include predicates.md.
13312         * config/mn10300/predicates.md: New.
13314 2005-03-18  Joseph S. Myers  <joseph@codesourcery.com>
13316         * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13317         declarations in diagnostics and %E for identifiers, not %s.
13319 2005-03-18  Jan Hubicka  <jh@suse.cz>
13320             Dale Johannesen  <dalej@apple.com>
13322         * basic-block.h (scale_bbs_frequencies_int,
13323         scale_bbs_frequencies_gcov_type): Declare.
13324         * cfg.c (RDIV): New macro.
13325         (update_bb_frequency_for_threading): Fix.
13326         * basic-block.h (scale_bbs_frequencies_int,
13327         scale_bbs_frequencies_gcov_type): New.
13328         * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13329         (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13330         scale_bbs_frequencies_int.
13331         * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13333 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13335         * config/m32r/m32r-protos.h: Remove the prototypes for
13336         call_address_operand, symbolic_operand, seth_add3_operand,
13337         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13338         reg_or_uint16_operand, reg_or_cmp_int16_operand,
13339         two_insn_const_operand, move_src_operand,
13340         move_double_src_operand, move_dest_operand,
13341         eqne_comparison_operator, signed_comparison_operator,
13342         large_insn_p, conditional_move_operand, carry_compare_operand,
13343         m32r_block_immediate_operand, extend_operand,
13344         reg_or_eq_int16_operand, int8_operand, and
13345         reg_or_zero_operand.
13346         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13347         seth_add3_operand, int8_operand, cmp_int16_operand,
13348         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13349         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13350         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13351         move_double_src_operand, move_dest_operand,
13352         eqne_comparison_operator, signed_comparison_operator,
13353         extend_operand, small_insn_p, large_insn_p,
13354         conditional_move_operand, carry_compare_operand,
13355         m32r_block_immediate_operand): Move to predicates.md.
13356         (MAX_MOVE_BYTES): Move to m32r.h.
13357         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13358         * config/m32r/m32r.md: Include predicates.md.
13359         * config/m32r/predicates.md: New.
13361         * config/pa/pa-protos.h: Add prototypes for magic_milli and
13362         shadd_constant_p.
13363         * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13364         symbolic_operand, symbolic_memory_operand,
13365         reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13366         indexed_memory_operand, move_dest_operand, move_src_operand,
13367         prefetch_cc_operand, prefetch_nocc_operand,
13368         reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13369         arith_operand, arith11_operand, pre_cint_operand,
13370         post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13371         ireg_operand, int5_operand, uint5_operand, int11_operand,
13372         uint32_operand, arith5_operand, and_operand, ior_operand,
13373         lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13374         pc_or_label_operand, div_operand, plus_xor_ior_operator,
13375         shadd_operand, movb_comparison_operator,
13376         cmpib_comparison_operator): Move to predicates.md.
13377         (magic_milli, shadd_constant_p): Make it extern.
13378         * config/pa/pa.h (PREDICATE_CODES): Remove.
13379         * config/pa/pa.md: Include predicates.md.
13380         * config/pa/predicates.md: New.
13382         * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13383         predicate.
13385 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13387         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13388         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13389         config/alpha/freebsd.h, config/alpha/linux.h,
13390         config/alpha/netbsd.h, config/alpha/osf5.h,
13391         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13392         config/h8300/h8300-protos.h, config/h8300/h8300.c,
13393         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13394         doc/cppopts.texi: Update copyright.
13396 2005-03-18  Jan Hubicka  <jh@suse.cz>
13398         PR middle-end/20225
13399         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13400         too late.
13401         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13402         called too late.
13404 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13406         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13407         VEC_safe_push.
13409 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
13411         * combine.c (gen_binary): Remove.
13412         (known_cond, simplify_shift_const, find_split_point,
13413         combine_simplify_rtx, simplify_if_then_else, simplify_set,
13414         simplify_logical, expand_field_assignment, extract_left_shift,
13415         force_to_mode, if_then_else_cond, apply_distributive_law,
13416         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13417         simplify_comparison, reversed_comparison): Replace with
13418         simplify_gen_binary, simplify_gen_relational or
13419         distribute_and_simplify_rtx.
13420         (distribute_and_simplify_rtx): New function.
13422 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
13423             Paolo Bonzini  <gcc.gnu.org>
13425         * calls.c (setjmp_call_p, special_function_p): Update comments
13426         at the head of the functions.
13428 2005-03-18  Jan Hubicka  <jh@suse.cz>
13430         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13432         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13433         function body should be released; do not proactively release function
13434         bodies in non-unit-at-a-time mode.
13436 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
13438         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13439         mno-fp-ret-in-387 multilib variants.
13441 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
13443         * common.opt (m): Remove.
13444         * opts.c (handle_option): Pass 'm' options to set_target_switch if
13445         table lookup fails.
13446         (common_handle_option): Remove OPT_m case.
13448 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
13450         * builtins.c (fold_builtin_bitop): Take decomposed arguments
13451         of CALL_EXPR.
13452         (fold_builtin_1): Update a call to fold_builtin_bitop.
13454         * builtins.c (fold_builtin_signbit): Take decomposed arguments
13455         of CALL_EXPR.
13456         (fold_builtin_1): Update a call to fold_builtin_signbit.
13458 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
13460         PR tree-optimization/20474
13461         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13462         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13464 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
13466         * config/h8300/h8300-protos.h: Remove prototypes for
13467         general_operand_src, general_operand_dst, single_one_operand,
13468         single_zero_operand, call_insn_operand,
13469         two_insn_adds_subs_operand, small_call_insn_operand,
13470         jump_address_operand, bit_operand, bit_memory_operand,
13471         stack_pointer_operand, const_int_gt_2_operand,
13472         const_int_ge_8_operand, const_int_qi_operand,
13473         const_int_hi_operand, incdec_operand, bit_operator,
13474         nshift_operator, eqne_operator, gtle_operator,
13475         gtuleu_operator, iorxor_operator.
13476         Add prototypes for h8sx_shift_type h8sx_classify_shift and
13477         h8300_ldm_stm_parallel.
13478         * config/h8300/h8300.c (h8sx_shift_type,): Move to
13479         h8300-protos.h.
13480         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13481         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13482         (h8300_ldm_stm_parallel): Make it extern.
13483         (h8300_ldm_parallel, h8300_stm_parallel,
13484         h8300_return_parallel, general_operand_src,
13485         general_operand_dst, h8300_dst_operand, h8300_src_operand,
13486         nibble_operand, reg_or_nibble_operand, single_one_operand,
13487         single_zero_operand, call_insn_operand,
13488         two_insn_adds_subs_operand, small_call_insn_operand,
13489         jump_address_operand, bit_operand, bit_memory_operand,
13490         stack_pointer_operand, const_int_gt_2_operand,
13491         const_int_ge_8_operand, const_int_qi_operand,
13492         const_int_hi_operand, incdec_operand, eqne_operator,
13493         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13494         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13495         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13496         nshift_operator): Move to predicates.md.
13497         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13498         * config/h8300/h8300.md: Include predicates.md.
13499         * config/h8300/predicates.md: New.
13501 2005-03-17  Richard Henderson  <rth@redhat.com>
13503         * config.gcc (ia64*-*-hpux*): Add extra_options.
13504         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13505         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13506         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13507         (ia64_tls_size_string, ia64_tune_string): Remove.
13508         (ia64_tune): Init to PROCESSOR_ITANIUM2.
13509         (TARGET_DEFAULT_TARGET_FLAGS): New.
13510         (TARGET_HANDLE_OPTION): New.
13511         (ia64_override_options): Move options parsing ...
13512         (ia64_handle_option): ... here.  New.
13513         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13514         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13515         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13516         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13517         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13518         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13519         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13520         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13521         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13522         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13523         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13524         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13525         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13526         TARGET_EARLY_STOP_BITS): Remove.
13527         (TARGET_ILP32): Default false.
13528         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13529         (enum ia64_inline_type): New.
13530         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13531         * config/ia64/ia64.md: Update for new definitions of
13532         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13533         * config/ia64/ia64.opt: New file.
13534         * config/ia64/ilp32.opt: New file.
13536 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
13538         PR target/18380
13539         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13541 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
13543         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13544         instead of MASK_H8300S.
13545         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13546         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13547         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13548         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13549         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13550         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13551         TARGET_SWITCHES): Remove.
13552         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13553         TARGET_H8300SX.
13554         * config/h8300/h8300.opt: New.
13556         * config/alpha/alpha.opt, config/arc/arc.opt,
13557         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13558         notices.
13560 2005-03-17  Ian Lance Taylor  <ian@airs.com>
13562         * gmon.c: Remove.
13564 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
13566         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
13567         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13568         (TARGET_HANDLE_OPTION): Override default.
13569         (arc_handle_option): New function.
13570         (arc_init): Remove code to set arch_cpu_string.
13571         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
13572         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
13573         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
13574         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
13575         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
13576         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
13577         (arc_rodata_string, TARGET_OPTIONS): Delete.
13578         * config/arc/arc.opt: New file.
13580 2005-03-17  Richard Henderson  <rth@redhat.com>
13582         * doc/extend.texi (Weak Pragmas): New section.
13583         (attribute alias): Clarify that target must be in the same
13584         translation unit.
13586 2005-03-17  Richard Henderson  <rth@redhat.com>
13588         * config/alpha/alpha.opt: New file.
13589         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
13590         of alpha_cpu.
13591         (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
13592         alpha_fprm_string, alpha_fptm_string): Make static.
13593         (alpha_tls_size_string): Remove.
13594         (alpha_handle_option): New.
13595         (override_options): Update for alpha_cpu/alpha_tune split.
13596         (alpha_file_start): Likewise.
13597         (TARGET_DEFAULT_TARGET_FLAGS): New.
13598         (TARGET_HANDLE_OPTION): New.
13599         * config/alpha/alpha.h (alpha_tune): Declare.
13600         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
13601         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
13602         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
13603         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
13604         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
13605         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
13606         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
13607         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
13608         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
13609         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
13610         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
13611         (TARGET_DEFAULT): Remove MASK_FP.
13612         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
13613         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
13614         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
13615         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
13616         alpha_tls_size_string): Remove.
13617         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
13618         (attribute tune): Rename from attribute cpu.
13619         * config/alpha/ev4.md: Update to match.
13620         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
13621         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
13622         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
13623         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
13624         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
13625         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
13627 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
13629         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
13630         and return without creating new state if before_nops_num is nonzero.
13631         * config/ia64/ia64.md (first_insn): New attribute.
13632         (alloc): Set it to yes.
13634 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13636         * tree-vectorizer.c (new_vec_stmt_info): Initialize
13637         STMT_VINFO_SUBVARS to NULL.
13638         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
13640 2005-03-16 Dale Johannesen  <dalej@apple.com>
13642         * rtlanal.c (find_first_parameter_load):  Rewrite to
13643         return actual first param load or the call if none,
13644         instead of first in block, when not all loads exist.
13646 2005-03-16  Roger Sayle  <roger@eyesopen.com>
13648         * optabs.c (expand_copysign_absneg): Make static.
13649         * optabs.h (expand_copysign_absneg): Delete prototype.
13650         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
13652 2005-03-16  Richard Henderson  <rth@redhat.com>
13654         PR middle-end/15700
13655         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
13656         (alias_pairs): Rename from output_defs.
13657         (find_decl_and_mark_needed): Split out from assemble_alias.
13658         (do_assemble_alias): New.
13659         (assemble_output_def): Remove.
13660         (finish_aliases_1, finish_aliases_2): New.
13661         (process_pending_assemble_output_defs): Remove.
13662         (assemble_alias): Defer aliases for which we don't yet have a
13663         non-external decl for the target symbol.
13664         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
13665         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
13666         * toplev.c (compile_file): Use finish_aliases_2 instead of
13667         process_pending_assemble_output_defs.
13668         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
13669         (process_pending_assemble_output_defs): Remove.
13671 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13673         Fix PR tree-optimization/20489
13675         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
13676         for empty structures.
13678 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
13680         Fix PR tree-optimization/20490
13682         * tree-ssa-pre.c (create_expression_by_pieces): Use
13683         force_gimple_operand on result of fold.
13685 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
13687         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
13688         of closing parenthesis.
13690 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
13692         * builtins.c (expand_movstr): Update a call to
13693         fold_builtin_strcpy.
13694         (expand_builtin_strncpy): Update a call to
13695         fold_builtin_strncpy.
13696         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
13697         arguments of CALL_EXPR.
13698         (fold_builtin_1): Update calls to fold_builtin_strcpy and
13699         fold_builtin_strncpy.
13700         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
13701         * tree.h: Update the prototypes of fold_builtin_strcpy and
13702         fold_builtin_strncpy.
13704 2005-03-16  Steven Bosscher  <stevenb@suse.de>
13705             Dorit Naishlos  <dorit@il.ibm.com>
13707         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
13708         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
13709         error.
13711 2005-03-16  Steven Bosscher  <stevenb@suse.de>
13713         * tree-inline.c (walk_type_fields, walk_tree,
13714         walk_tree_without_duplicates): Move from here...
13715         * tree.c: ...to here.
13717 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
13719         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
13720         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
13721         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13722         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
13723         (version): Define using $(BASEVER_c).
13724         (Makefile, config.status, build/gcov-iov.o): No longer depends on
13725         version.c.
13726         (version.o): Depend on version files; add custom generation command.
13727         (prefix.o): Define BASEVER on command line.
13728         (s-iov): Depend on version files; adjust command.
13729         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
13730         Add gcc-vers.texi.
13731         (gcc-vers.texi): New rule.
13732         (doc/%.info, doc/%.dvi): Add -I . to command line.
13733         (doc/gccinstall.dvi): Likewise.
13734         (PACKAGE): Delete.  All uses replaced with "gcc".
13735         * aclocal.m4: Do not include gcc-version.m4.
13736         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
13737         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
13738         Set is_release based on contents of DEV-PHASE.
13739         Set gcc_version based on contents of BASE-VER.
13740         Define WIN32_REGISTRY_KEY only if the user overrode the default.
13741         * config.in, configure: Regenerate.
13742         * gccbug.in: Determine version of GCC in use at runtime.
13743         * gcov-iov.c: Get version number and development phase from
13744         command line, not by including version.c.
13745         * intl.c: Replace all uses of PACKAGE with "gcc".
13746         * libada-mk.in: Delete unused "gcc_version" variable.
13747         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
13748         * version.c: (VERSUFFIX): New hook for redistributors; adjust
13749         commentary to match.
13750         (version_string): Put together from pieces.
13751         * config/alpha/x-vms: Do not use $(gcc_version).
13752         * config/i386/t-nwld: Likewise.
13753         * doc/include/gcc-common.texi: Include gcc-vers.texi for
13754         version-GCC and DEVELOPMENT.
13756 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13758         PR tree-optimization/17454
13759         * tree.c (tree_size): Add case for TREE_BINFO.
13760         * fold-const.c (fold_checksum_tree): Only clear the overloaded
13761         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
13763 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13765         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
13766         op1 whilst expanding the signed widenening multiply variant.
13768 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
13770         * toplev.c (display_target_options): Avoid unused variable warning if
13771         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
13772         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
13773         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
13774         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
13775         (mips_isa_info): New variable.
13776         (mips_parse_cpu): Remove the first argument and leave the caller
13777         to report errors.
13778         (TARGET_HANDLE_OPTION): Override default.
13779         (mips_handle_option): New function.  Move option validation code from...
13780         (override_options): ...here.  Update calls to mips_parse_cpu.
13781         * config/mips/mips.h (mips_arch_string, mips_tune_string)
13782         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
13783         (SUBTARGET_TARGET_OPTIONS): Delete.
13784         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
13785         (mno-flush-func, mtune=): New options.
13787 2005-03-15  Roger Sayle  <roger@eyesopen.com>
13788             Richard Henderson  <rth@redhat.com>
13790         * real.c (c4x_single_format, c4x_extended_format): Provide values
13791         for signbit_ro for c4x's single and extended floating point formats.
13792         * optabs.c (expand_copysign): Use the floating point format's
13793         signbit_ro for expanding via expand_copysign_absneg, and it's
13794         signbit_rw field for expanding via expand_copysign_bit.
13796 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
13798         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
13799         known_alignment_for_access_p.
13800         (known_alignment_for_access_p): New.
13801         (do_peeling_for_alignment): Field made int instead of bool and renamed
13802         to peeling_for_alignment.
13803         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
13804         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
13805         functionality used to be in vect_analyze_operations.
13806         (vect_analyze_operations): Code to determine vectorization factor was
13807         moved to vect_determine_vectorization_factor.
13808         (vect_enhance_data_refs_alignment): Update to correct alignment when it
13809         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
13810         factor.
13811         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
13812         be part of vect_analyze_operations).
13813         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
13814         creating the guard condition, as the number of iterations may be
13815         constant.
13816         (slpeel_tree_peel_loop_to_edge): Use new name of
13817         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
13818         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
13819         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
13820         (vect_do_peeling_for_alignment): Use fold.
13821         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
13823         (vect_update_inits_of_dr): Renamed to
13824         vect_update_init_of_dr.
13825         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
13826         (vectorizable_store): Fix assertion to use == instead of =.
13828 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
13830         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
13831         call_used_regs for wCG registers.
13833 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
13835         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
13836         for non-offsettable memory references to cope with outstanding reload
13837         replacements, take 2.
13839 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
13841         PR target/18668
13842         * config/i386/i386.h (x86_fisttp): New.
13843         (TARGET_FISTTP): New macro.
13844         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
13845         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
13846         instruction when fisttp flag is set.
13847         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
13849         * config/i386/i386.md (type attribute): Add fisttp.
13850         (unit attribute): Set to i387 for fisttp type.
13851         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
13852         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
13853         TARGET_FISTTP.
13854         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
13855         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
13856         macros.
13857         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
13858         patterns for TARGET_FISTTP.  Enable patterns for
13859         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
13860         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
13861         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
13862         implement fisttp x87 insn.
13863         (fix_trunc*_i387_fisttp splitters): New patterns.
13864         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
13865         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
13866         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
13867         clobber.
13868         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
13869         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
13870         Implement using mode macros. Disable patterns for TARGET_FISTTP.
13871         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
13872         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
13873         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
13874         Disable patterns for TARGET_FISTTP.
13875         (fix_trunc*_i387 splitters): Implement usign mode macros.
13876         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
13877         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
13878         (fix_trunx*_sse peephole2s): Implement using mode macros.
13880 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
13882         PR rtl-optimization/20291
13883         * combine.c (try_combine): If splitting fails, re-try with
13884         original combined pattern, i.e. before clobber stripping.
13886 2005-03-14  Eric Christopher  <echristo@redhat.com>
13888         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
13889         STACK_GROWS_DOWNWARD.
13891 2005-03-14  Roger Sayle  <roger@eyesopen.com>
13893         * real.h (struct real_format): Split the signbit field into two
13894         two fields, signbit_ro and signbit_rw.
13895         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
13896         mips_double_format, ieee_extended_motorola_format,
13897         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
13898         ieee_extended_intel_128_format, ibm_extended_format,
13899         mips_extended_format, ieee_quad_format, mips_quad_format,
13900         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
13901         i370_double_format, c4x_single_format, c4x_extended_format,
13902         real_internal_format): Update initializers for new field.
13903         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
13904         real_format structure.
13905         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
13906         field of the real_format structure.
13908 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
13910         Fix PR tree-optimization/20458
13912         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
13913         DECL_EXTERNAL on STRUCT_FIELD tags.
13914         (clear_call_clobbered): Ditto.
13915         * tree-ssa-operands.c (note_addressable): Make sure the original
13916         variable doesn't slip into the addressable list if we have
13917         subvars.
13918         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
13919         tags too.
13921 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
13923         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
13924         (-fwide-exec-charset): Likewise.
13925         (-finput-charset): Likewise.
13926         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
13927         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
13928         * c.opt (Wnormalized): New.
13930 2005-03-14  Devang Patel  <dpatel@apple.com>
13932         * doc/invoke.texi: Add reference to Visibility document.
13934 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
13936         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
13937         MASK_SPLIT_ADDRESSES.
13938         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
13939         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
13940         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
13941         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
13942         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
13943         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
13944         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
13945         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
13946         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
13947         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
13948         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
13949         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
13950         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
13951         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
13952         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
13953         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
13954         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
13955         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
13956         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
13957         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
13958         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
13959         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
13960         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
13961         (TARGET_EXPLICIT_RELOCS): Delete.
13962         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
13963         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
13964         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
13965         (override_options): Set MASK_LONG64 if -mint64 is given and no
13966         -mlongXX option is.  Complain about -mint64 -mlong32.
13967         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
13968         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
13969         * config/mips/mips.opt: New file.
13971 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
13973         * config.gcc (extra_options): New variable for listing option files.
13974         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
13975         * configure.ac (extra_opt_files): New AC_SUBST variable.
13976         (tm_file_list, tm_include_list): Include options.h first.
13977         * configure: Regenerate.
13978         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
13979         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
13980         (s-options-h): New rule.
13981         (options.h): Depend on it.
13982         (TEXI_GCCINT_FILES): Add options.texi.
13983         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
13984         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
13985         * target.h (gcc_target): Add default_target_flags and handle_option.
13986         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
13987         (TARGET_HANDLE_OPTION): New macros.
13988         (TARGET_INITIALIZER): Include them.
13989         * opt-functions.awk (opt_args, nth_arg): New functions.
13990         (switch_flags): Handle the "Target" flag.
13991         (var_args): Delete.
13992         (var_name): Use opt_args and nth_arg.
13993         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
13994         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
13995         macros for the "Mask" and "InverseMask" options.
13996         * opts.h (cl_var_cond): New enum.
13997         (cl_option): Replace the "has_set_value" and "set_value" fields with
13998         "var_cond" and "var_value".
13999         (CL_TARGET): New macro.
14000         (option_enabled, print_filtered_help): Declare.
14001         (decode_options): Move definition.
14002         * opts.c (handle_option): Search for the original option before
14003         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
14004         var_cond and var_value fields.  Use targetm.handle_option to handle
14005         target options.
14006         (decode_options): Set target_flags to targetm.default_target_flags.
14007         (print_filtered_help): Make global.  Handle CL_TARGET.
14008         (option_enabled): New function.
14009         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14010         (display_target_options, set_target_switch, print_switch_values)
14011         (default_pch_valid_p): Guard uses of target_switches with
14012         #ifdef TARGET_SWITCHES.  Also...
14013         (display_target_options): Display the CL_TARGET entries in cl_options.
14014         (set_target_option): Don't complain about the "" option when
14015         TARGET_SWITCHES is undefined.
14016         (print_switch_values): Use option_enabled.
14017         (default_pch_valid_p): Check cl_options[] when looking for something
14018         that has changed the value of target_flags.
14019         * c.opt: Remove documentation from top of file.
14020         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
14021         * doc/sourecebuild.texi: Refer to the new options documentation
14022         instead of c.opt.  Document machine-specific .opt files.
14023         * doc/tm.texi (target_flags): Say that this variable is declared
14024         by options.h.
14025         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14026         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14027         an alternative.
14028         * doc/options.texi: New file.
14030 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
14032         PR middle-end/18628
14033         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14034         register.
14036 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
14038         PR c++/20280
14039         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
14040         temporary variable of pointer type if an lvalues is required.
14041         (gimplify_modify_expr_rhs): Request an rvalue from it.
14042         (gimplify_expr): Pass fallback on.
14044 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
14046         * cfgbuild.c: Update comments.
14048 2005-03-14  Roger Sayle  <roger@eyesopen.com>
14050         PR rtl-optimization/17236
14051         * optabs.c (expand_doubleword_mult): New helper function split out
14052         from expand_binop.  Permute the order in which instructions are
14053         emitted to minimize the number of simultaneously live registers.
14054         (expand_binop): Call expand_doubleword_mult to synthesize a double
14055         word multiplication.
14057 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
14059         * basic-block.h: Update the prototypes of cached_make_edge and
14060         rtl_make_eh_edge.
14061         * cfg.c (cached_make_edge): Take edge_cache representing one
14062         row of the adjacency matrix of edges.
14063         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14064         (make_edges): Initialize edge_cache to represent one row of
14065         the adjacency matrix of edges.
14067 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
14069         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14070         New functions.
14071         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14072         Remove unused removed_phis variable.
14073         (conditional_replacement): Use build1/build2.
14074         (abs_replacement): Use last_and_only_stmt and build1/build2.
14076 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
14078         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14079         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14080         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14081         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14082         * c-common.c (handle_novops_attribute): New function.
14083         (c_common_attribute_table): Add "no vops" entry.
14084         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14085         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14086         * tree-ssa-operands.c (get_call_expr_operands): Do not
14087         create virtual operands for calls with ECF_NOVOPS flag.
14088         * tree.h (DECL_IS_NOVOPS): New macro.
14089         (struct tree_decl): Add novops_flag.
14090         (ECF_NOVOPS): New constant.
14092 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
14094         PR target/17688
14095         * config/i386/i386.c (x86_use_himode_fiop): New.
14096         (x86_use_simode_fiop): Rename from x86_use_fiop.
14097         * config/i386/i386.h (x86_use_himode_fiop): Declare.
14098         (TARGET_USE_HIMODE_FIOP): New.
14099         (x86_use_simode_fiop): Rename from x86_use_fiop.
14100         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14102         * config/i386/i386.md (X87MODEI12): New mode macro define.
14103         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
14104         to implement x87 FP compare with HImode input operands.
14105         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14106         Use X87MODEI12 mode macro to handle HImode input operands.
14107         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14108         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14109         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14110         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14111         macro to implement x87 operators with HImode input operands.
14112         (fop splitters): Use X87MODEI12 mode macro to handle HImode
14113         input operands.
14115 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
14117         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14118         integer_zerop.
14119         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14120         constants invariant.
14122 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
14124         * basic-block.h (BB_VISITED): Removed.
14125         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14127 2005-03-14  Falk Hueffner  <falk@debian.org>
14129         PR bootstrap/20424
14130         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14132 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
14134         * ggc-zone.c: Fix comment typos.
14136         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14137         stringpool.c, config/mips/mips-protos.h: Update copyright.
14139 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
14141         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14142         throughout with its typedef, "rtx".
14143         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
14144         (rs6000_tls_symbol_ref_1): Remove inline keyword.
14145         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
14146         regs in comment to match code.
14148 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
14150         * except.c (check_handled): Make it static.
14151         * except.h: Remove the corresponding prototype.
14153         * function.c (get_func_frame_size): Make it static.
14154         * function.h: Remove the corresponding type.
14156         * regclass.c (reg_class_superclasses, reg_class_subclasses):
14157         Make them static.
14158         * hard-reg-set.h: Remove the corresponding declarations.
14160         * tree-cfg.c (verify_stmts): Check that
14161         bb_for_stmt (stmt) == bb for every PHI node and statement.
14163 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
14165         * config.gcc: Remove excess indentation.
14166         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14168 2005-03-13  Roger Sayle  <roger@eyesopen.com>
14170         PR middle-end/19331
14171         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14172         * fold-const.c (fold_sign_changed_comparison): Likewise.
14173         (fold_binary): Optimize comparisons against widened operands if
14174         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14176 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
14178         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14179         (sparc_override_options): Initialize it.
14180         (sparc_struct_value_rtx): Set it on the MEM to be returned.
14182 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
14184         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14185         (reg_or_none500mem_operand): New predicate.
14186         (zero_reg_mem_operand): New predicate.
14187         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14188         to reg_or_none500mem_operand.
14189         (extendsfdf2_fpr): Add MEM alternative.
14190         (extenddftf2_internal): Change operand2 predicate to
14191         zero_reg_mem_operand.
14193 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
14195         * ggc-zone.c: Rewritten.
14197         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14198         if there are none.
14199         * configure.ac: Define GGC_ZONE for --with-gc=zone.
14200         * config.in: Regenerated.
14201         * configure: Regenerated.
14202         * gengtype.c (write_types_process_field, write_func_for_structure):
14203         Pass new argument to gt_pch_note_object.
14204         * ggc-common.c (struct ptr_data): Add TYPE.
14205         (gt_pch_note_object): Take TYPE argument and save it.
14206         (call_count): Update call to ggc_pch_count_object.
14207         (call_alloc): Update call to ggc_pch_alloc_object.
14208         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14209         file.
14210         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14211         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14212         (ggc_alloc_zone_stat): Delete.
14213         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14214         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14215         (ggc_pch_alloc_object): Update prototypes.
14216         (garbage_zone): Delete.
14217         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14218         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
14219         pointers.
14220         (tree_id_zone): New variable.
14221         (ggc_alloc_cleared_zone): Remove unused.
14222         (ggc_alloc_zone): Define.
14223         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14224         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14225         ggc_alloc_zone_stat.
14226         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14227         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14228         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14229         (make_node_stat): Likewise.  Use tree_id_zone.
14231 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
14232             Joseph S. Myers  <joseph@codesourcery.com>
14234         * configure.ac: Check for MIPS TLS.
14235         * configure: Regenerated.
14236         * config/mips/mips-protos.h (enum mips_symbol_type): Add
14237         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14238         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14239         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14240         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14241         (mips_classify_symbol, mips_symbolic_constant_p)
14242         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14243         (mips_tls_operand_p, mips_call_tls_get_addr)
14244         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14245         (mips_tls_symbol_ref_1): New functions.
14246         (mips_legitimize_address, mips_legitimize_const_move): Call
14247         mips_legitimize_tls_address.
14248         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
14249         for MIPS16.
14250         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14251         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14252         (mips_char_to_class): Document V1_REG.
14253         (HAVE_AS_TLS): Provide default.
14254         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14255         constants.
14256         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
14257         !TARGET_ABICALLS.
14258         (tls_get_tp_<mode>): New instruction.
14260 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
14262         * configure.ac: Update checks for target tools.
14263         * configure: Regenerated.
14265 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
14267         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14269 2005-03-13  Roger Sayle  <roger@eyesopen.com>
14271         * expmed.c (expand_mult): Use synthetic multiplication sequences for
14272         more classes of DImode multiplication by constant.  Allow both
14273         multiplication by small negative constants (by performing a
14274         multiplication by a positive constant and negating the result) and
14275         multiplications by large powers of two, by using a left shift.
14277 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
14279         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14280         of basic blocks into work_stack.
14282         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14283         config/mips/vr.h: Update copyright.
14285         * c-decl.c (c_init_decl_processing): Remove useless calls to
14286         build_function_type.
14288         * builtins.c (fold_trunc_transparent_mathfn,
14289         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14290         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14291         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14292         fold_builtin_strcpy, fold_builtin_strncpy,
14293         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14294         TREE_TYPE (exp).
14296         * builtins.c (expand_builtin_mathfn_3): Remove local variable
14297         before_call.
14299         * lambda-code.c (lambda_compute_auxillary_space): Remove local
14300         variable determinant.
14302         * tree-cfg.c (group_case_labels): Remove local variable type.
14304         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14305         variable ann.
14307         * tree-ssa-phiopt.c (value_replacement): Remove local variable
14308         result.
14310 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
14312         PR target/18251
14313         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14314         (*movmemqi_insn): Delete.
14315         (*movmemhi): Delete.
14317 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
14319         * builtins.c (fold_builtin_classify): Take decomposed
14320         arguments of CALL_EXPR.
14321         (fold_builtin_1): Update a call to fold_builtin_classify.
14323 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
14325         PR c/20402
14326         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14327         through into call to parser_xref_tag after parse error.
14328         (c_parser_struct_declaration): Consistently return NULL_TREE on
14329         error.
14331 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
14333         * tree-flow-inline.h (ref_contains_array_ref): New function.
14334         (lookup_subvars_for_var): Ditto.
14335         (get_subvars_for_var): Ditto.
14336         (var_can_have_subvars): Ditto.
14338         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14339         (struct subvar): New type.
14341         * tree-dfa.c (okay_component_ref_for_subvars): New function.
14343         * tree-optimize.c (init_tree_optimization_passes): Call
14344         pass_create_structure_vars.
14346         * tree-ssa-alias.c: Include vec.h.
14347         (init_alias_info): Don't auto-clear call clobbered on struct-field
14348         tags.
14349         (compute_flow_insensitive_aliasing): Handle subvars.
14350         (group_aliases): Handle STRUCT_FIELD aliases.
14351         (setup_pointers_and_addressables): Ditto.
14352         Don't mark variables non-addressable if they still have
14353         addressable subvars.
14354         Also mark subvars addressable when the real variable is marked
14355         addressable.
14356         (add_pointed_to_var): Try to prune the pointed-to set by only
14357         pointing to subvars when possible.
14358         Otherwise, make sure we set addresses_needed and pt_vars to
14359         properly include subvars.
14360         (bitpos_of_field): New function.
14361         (push_fields_onto_fieldstack): Ditto.
14362         (get_or_create_used_part_for): Ditto.
14363         (create_overlap_variables_for): Ditto.
14364         (find_used_portions): Ditto.
14365         (create_structure_vars): Ditto.
14366         (pass_create_structure_vars): New structure.
14368         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14369         (get_expr_operands): Handle subvars.  Also try to turn
14370         COMPONENT_REF accesses into must-defs now that we can accurately
14371         portray it.
14372         (note_addressable): Try to only mark as addressable those subvars
14373         we know a COMPONENT_REF touches.
14374         (overlap_subvar): New function.
14376         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14377         Handle subvar storing.
14378         (vect_address_analysis): Update caller of vect_object_analysis.
14380         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14382         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14383         (STMT_VINFO_SUBVARS): New macro.
14385         * common.opts: add flag_tree_salias.
14387         * opts.c (decode_options): flag_tree_salias defaults to on.
14389         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14391         * doc/tree-ssa.texi: Document structural alias analysis.
14393 2005-03-12  Steven Bosscher  <stevenb@suse.de>
14395         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14396         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14397         * tree-ssa-operands.c (get_expr_operands): Likewise.
14398         (get_expr_operands): Likewise for ERROR_MARK.
14400 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
14402         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14403         var.
14405         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14406         removed_phis.
14408         * tree-ssa-pre.c (compute_avail): Remove local variable val.
14409         (mark_operand_necessary): Remove local variable ver.
14411         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14412         variable prefix_len.
14414         * value-prof.c (mod_subtract_transform): Remove local variable
14415         value.
14417         * builtins.c (fold_builtin_exponent): Take decomposed
14418         arguments of CALL_EXPR.
14419         (fold_builtin_1): Update a call to fold_builtin_exponent.
14421         * builtins.c (fold_builtin_logarithm): Take decomposed
14422         arguments of CALL_EXPR.
14423         (fold_builtin_1): Update a call to fold_builtin_logarithm.
14425         * c-decl.c (c_init_decl_processing): Remove local variables
14426         ptr_ftype_void and ptr_ftype_ptr.
14428         * gimplify.c (gimplify_expr): Remove local variables r0 and
14429         r1.
14431         * reg-stack.c (move_for_stack_reg): Remove local variable
14432         push_insn.
14433         (compare_for_stack_reg): Remove local variable flags_user.
14434         (convert_regs_1): Remove local variable deleted.
14436         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14437         variable new_cond.
14438         (combine_blocks): Remove local variables exits and new_e.
14440         * tree-inline.c (expand_call_inline): Remove local variable
14441         decl.
14443         * tree-ssa-live.c (create_ssa_var_map,
14444         calculate_live_on_entry): Remove local variable snn.
14446 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
14448         * c-lex.c (c_lex_with_flags): Add parameter to call to
14449         cpp_spell_token.
14451 2005-03-11  Per Bothner  <per@bothner.com>
14453         * c-tree.h (struct c_declarator): New id_loc field.
14454         * c-pragma.h (c_lex_with_flags): Take position reference.
14455         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14456         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14457         (c_lex): Pass dummy location to c_lex_with_flags.
14458         * c-parser.c (c_lex_one_token): Set c_token's location using
14459         c_lex_with_flags, instead of input_location, which might be "ahead".
14460         (c_parser_direct_declarator): Set declarator's id_loc from
14461         c_token's id_loc.
14462         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14463         declarator's id_loc, rather than probably-imprecise input_location.
14464         (build_id_declarator): Initialize c_declarator's id_loc field.
14466 2005-03-11  Roger Sayle  <roger@eyesopen.com>
14468         PR middle-end/20419
14469         * builtins.c (expand_builtin_signbit): Force the signbit's word
14470         into an integer register to avoid SUBREGs of floating point modes.
14472 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
14474         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14475         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14476         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14477         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14479 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
14481         PR rtl-optimization/20306
14482         * expr.c (emit_move_complex): Set try_int false if mode is
14483         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
14484         emit_block_move if try_int is true.
14486 2005-03-11  Richard Henderson  <rth@redhat.com>
14488         PR target/20415
14489         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14490         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14491         to match.
14493 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
14495         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14496         (TARGET_FIX_VR4130): New macro.
14497         (TARGET_OPTIONS): Add -mfix-vr4130.
14498         (ISA_HAS_MACCHI): New macro.
14499         (ASM_SPEC): Add -mfix-vr4130.
14500         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14501         (override_options): Handle mips_fix_vr4130_string.
14502         (mips_avoid_hazards): Clear all_noreorder_p
14503         if we're working around VR4130 errata and the macc alternatives
14504         are not available.
14505         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14506         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14507         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14508         (MULTILIB_DEFAULTS): Remove leading "march=".
14509         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
14510         if no architecture option is given.
14511         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14512         VR4130 multilibs.
14513         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14514         * doc/invoke.texi: Document -mfix-vr4130.
14516 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
14518         * config/mips/mips.c (override_options): Only warn about -mint64
14519         deprecation if TARGET_INT64.
14521 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14523         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14524         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14525         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14526         are non-specific regarding the nonnull parameter positions.
14527         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14528         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14529         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14530         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14532         * builtins.def: Use the non-specific "nonnull" attibute lists.
14534 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
14536         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14537         single_pred_edge, single_succ, single_pred): Improve comments.
14539 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
14541         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14542         single_pred_edge, single_succ, single_pred): New inline functions.
14543         * bb-reorder.c (rotate_loop, find_traces_1_round,
14544         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14545         duplicate_computed_gotos): Use the single_succ/pred functions.
14546         * cfganal.c (forwarder_block_p): Ditto.
14547         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14548         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14549         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14550         merge_seq_blocks): Ditto.
14551         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14552         * cfglayout.c (fixup_reorder_chain): Ditto.
14553         * cfgloop.c (mark_single_exit_loops, update_latch_info,
14554         canonicalize_loop_headers, verify_loop_structure): Ditto.
14555         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14556         mfb_update_loops, create_preheader, force_single_succ_latches,
14557         create_loop_notes): Ditto.
14558         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14559         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14560         commit_one_edge_insertion, purge_dead_edges,
14561         cfg_layout_can_merge_blocks_p): Ditto.
14562         * except.c (sjlj_emit_function_enter): Ditto.
14563         * flow.c (init_propagate_block_info): Ditto.
14564         * function.c (thread_prologue_and_epilogue_insns): Ditto.
14565         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14566         insert_insn_end_bb): Ditto.
14567         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14568         find_if_case_2): Ditto.
14569         * lambda-code.c (perfect_nestify): Ditto.
14570         * lcm.c (optimize_mode_switching): Ditto.
14571         * loop-doloop.c (doloop_modify): Ditto.
14572         * loop-init.c (loop_optimizer_init): Ditto.
14573         * loop-iv.c (simplify_using_initial_values): Ditto.
14574         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
14575         * loop-unswitch.c (unswitch_loop): Ditto.
14576         * modulo-sched.c (generate_prolog_epilog): Ditto.
14577         * predict.c (combine_predictions_for_insn, estimate_probability,
14578         tree_estimate_probability, last_basic_block_p,
14579         estimate_bb_frequencies): Ditto.
14580         * profile.c (branch_prob): Ditto.
14581         * regrename.c (copyprop_hardreg_forward): Ditto.
14582         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
14583         * tracer.c (layout_superblocks): Ditto.
14584         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
14585         cfg_remove_useless_stmts_bb, cleanup_control_flow,
14586         cleanup_control_expr_graph, disband_implicit_edges,
14587         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
14588         tree_verify_flow_info, tree_make_forwarder_block,
14589         tree_forwarder_block_p, remove_forwarder_block,
14590         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
14591         * tree-if-conv.c (tree_if_conversion): Ditto.
14592         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
14593         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
14594         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
14595         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
14596         copy_loop_headers): Ditto.
14597         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
14598         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
14599         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
14600         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
14601         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
14602         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
14603         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
14604         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
14605         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
14606         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
14607         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
14608         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
14609         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
14610         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
14611         slpeel_add_loop_guard): Ditto.
14613 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
14615         PR tree-optimization/15784
14616         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
14617         and -1 - A to ~A.
14619         * stmt.c (expand_case): Don't change index_type.  Convert minval
14620         to the proper type.
14622         PR tree-optimization/20130
14623         * fold-const.c (fold): Fold x * -1 into -x.
14625 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
14627         PR rtl-optimization/20331
14628         * rtlanal.c (modified_between_p): Check its address first for MEM.
14629         (modified_in_p): Likewise.
14631 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
14633         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
14635 2005-03-10  Steven Bosscher  <stevenb@suse.de>
14637         * expr.c (expand_expr_real_1): If possible, use a conditional
14638         move for expanding MIN_EXPR and MAX_EXPR.
14639         Use temp for moving around rtx-en.
14641 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
14643         PR rtl-opt/20412
14644         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
14645         correct mode.
14647 2005-03-10  Roger Sayle  <roger@eyesopen.com>
14649         * builtins.c (expand_builtin_signbit): Extend to handle floating
14650         point modes wider than the largest integer type, using the
14651         operand_subword_force function to obtain the signbit's word.
14653 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
14655         PR target/20322
14656         * combine.c (try_combine): If recog_for_combine added CLOBBERs
14657         to NEWI2PAT, fail to combine if they are used by NEWPAT.
14659 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
14661         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
14663 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
14665         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
14666         type void.
14667         (perform_edge_inserts): Unconditionally call
14668         free_dominator_info.
14670         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
14672 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
14674         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
14676 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
14678         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
14680         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
14681         gcc_unreachable.
14682         (rtl_register_value_prof_hooks,
14683         tree_value_profile_transformations,
14684         tree_register_value_prof_hooks): Likewise.
14685         * var-tracking.c (stack_adjust_offset_pre_post,
14686         variable_htab_free, variable_union, dataflow_set_different_2,
14687         count_uses, variable_was_changed, set_frame_base_location,
14688         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
14689         vt_add_function_parameters): Likewise.
14690         * varasm.c (named_section_real, named_section, make_decl_rtl,
14691         asm_emit_uninitialised, assemble_integer, decode_addr_const,
14692         const_hash_1, compare_constant, copy_constant, force_const_mem,
14693         output_constant_pool_2, output_constant_pool_1, output_constant,
14694         output_constructor, make_decl_one_only, decl_tls_model,
14695         default_no_named_section, default_elf_select_section_1,
14696         default_unique_section_1): Likewise.
14697         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
14698         * vmsdbgout.c (addr_const_to_string): Likewise.
14700         PR c++/20375
14701         * function.c (struct assign_parm_data_one): Remove last_named
14702         field.
14703         (assign_parm_find_data_types): Don't determine last_named.
14704         Reorder named_parm determination.
14705         (assign_parms): Only setup varargs on the last non-varadic
14706         parameter.
14708 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
14710         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
14711         sda base address on medium model.
14713 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
14715         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
14716         * cfgloop.c (flow_loop_nodes_find): Export.
14717         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
14718         Declare.
14719         * cfgloopmanip.c (fix_loop_structure): New function.
14720         * predict.c (predict_loops): Clean up the loops information.
14721         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
14722         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
14723         loop structure.
14724         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
14725         (rewrite_into_loop_closed_ssa): Declaration changed.
14726         * tree-loop-linear.c (linear_transform_loops): Add argument to
14727         rewrite_into_loop_closed_ssa call.
14728         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
14729         * tree-ssa-loop-im.c (move_computations): Ditto.
14730         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
14731         * tree-vectorizer.c (vectorize_loops): Ditto.
14732         * tree-optimize.c: Include cfgloop.h.
14733         (execute_todo): Choose whether to call cleanup_tree_cfg or
14734         cleanup_tree_cfg_loop.
14735         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
14736         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
14737         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
14738         cleanup_tree_cfg_loop call.
14739         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
14740         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
14741         work on part of cfg.
14743 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
14745         PR inline-asm/20314
14746         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
14747         with multiple alternatives.
14749         * stmt.c (parse_output_constraint): Fix a typo.
14751 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
14753         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
14754         assembly directive instead of deprecated "no-generics".
14756 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
14758         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14759         for non-offsettable memory references to cope with outstanding reload
14760         replacements.
14761         * config/s390/s390.md ("reload_outti"): Call find_replacement to
14762         avoid losing outstanding address reloads.
14763         ("reload_outdi", "reload_outdf"): Likewise.
14765 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14767         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
14768         code.  Add more cbrt transformations.
14770 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
14772         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
14774 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
14776         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
14777         NULL_TREE when a given tree is not simplified.
14778         (fold): Return the original tree when any of the functions
14779         mentioned above NULL_TREE.
14781         * fold-const.c (fold_unary, fold_binary): Take decomposed
14782         arguments, code, type, op0, and op1 in case of fold_binary.
14783         (fold): Update calls to fold_unary and fold_binary.
14785 2005-03-09  Roger Sayle  <roger@eyesopen.com>
14787         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
14788         a fndecl and an arglist instead of a CALL_EXPR, exp.
14790 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
14792         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
14794         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
14796         * expr.c (expand_assignment): Remove orig_to_rtx.
14798         * fold-const.c (int_const_binop): Remove no_overflow.
14800         * ifcvt.c (noce_emit_move_insn): Remove inmode.
14802         * loop-iv.c (get_biv_step_1): Remove lhs.
14804         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
14806         * real.c (real_nan): Remove neg.
14808         * function.c (thread_prologue_and_epilogue_insns): Remove i
14809         and newinsn.
14811         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
14812         tb.
14814         * tree-eh.c (tree_could_trap_p): Remove idx.
14816         * tree-into-ssa.c (ann): Remove ann.
14818         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
14820         * tree-sra.c (decide_block_copy): Remove inst_count.
14822         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
14824         * tree-ssa-loop-im.c (lhs): Remove.
14826         * cfgbuild.c (state, STATE, SET_STATE,
14827         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
14828         make_edges.
14829         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
14830         (find_basic_blocks): Set the state of each basic block to
14831         BLOCK_NEW.
14833 2005-03-08  Jeff Law  <law@redhat.com>
14835         * tree-cfg.c (cleanup_control_flow): If removal of a computed
14836         goto results in the removal of edges in the CFG, then we need
14837         to recompute dominators.
14839 2005-03-09  Ben Elliston  <bje@au.ibm.com>
14841         * c-common.c (c_do_switch_warnings): Comment fix.
14843 2005-03-08  Julian Brown  <julian@codesourcery.com>
14845         * Patch from 2005-03-08 reverted for causing regressions and
14846         ppc-darwin bootstrap failure.
14848 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
14850         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
14851         Define the real function for ppc-darwin.
14852         * c-typeck.c (convert_arguments): Check for target-specific
14853         invalid argument call to unprototyped function.
14854         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
14855         New Macro.
14856         * target.h (invalid_arg_for_unprototyped_fn): New field
14857         in struct calls.
14858         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
14859         default target hook.
14860         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
14861         Declare.
14863 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14865         * c-typeck.c (constructor_stack, constructor_range_stack,
14866         initializer_stack): Make them static.
14868         * cfg.c (rbi_pool): Make it static.
14870         * gimple-low.c (lower_stmt_body): Make it static.
14871         * tree-flow.h: Remove the corresponding prototype.  Don't
14872         declare lower_data.
14874         * sched-deps.c (cache_size): Make it static.
14876         * stor-layout.c (lang_adjust_rli): Make it static.
14878 2005-03-08  Julian Brown  <julian@codesourcery.com>
14880         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
14881         from being used for symbols with vague linkage when
14882         HAVE_GAS_COMDAT_GROUP is true.
14884 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
14886         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
14887         nlabel == JUMP_LABEL (jump).
14889 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14891         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
14892         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
14893         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
14894         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
14896 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
14898         PR c/14411
14899         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
14900         * c-common.c (handle_returns_twice): New function.
14901         (c_common_attribute_table): Declare eturns_twice' attribute.
14902         * doc/extend.texi: Document eturns_twice' attribute.
14903         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
14904         (struct tree_decl): Add returns_twice_flag.
14906 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14908         * tree-ssa-phiopt.c: Fix a comment typo.
14910         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
14911         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
14912         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
14913         copyright.
14915 2005-03-08  Richard Henderson  <rth@redhat.com>
14917         * config/alpha/alpha.c (code_for_builtin): Replace special-case
14918         builtin codes with ctzdi2, clzdi2, popcountdi2.
14919         (struct alpha_builtin_def): Add is_const.
14920         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
14921         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
14922         (alpha_init_builtins): Init them.  Set nothrow and const attributes
14923         on builtins.
14924         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
14925         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
14926         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
14927         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
14928         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
14929         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
14930         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
14931         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
14932         (TARGET_FOLD_BUILTIN): New.
14933         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
14934         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
14935         (ffsdi2): Use ctz.
14936         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
14938 2005-03-08  Ira Rosen  <irar@il.ibm.com>
14940         PR tree-optimization/20122
14941         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
14942         condition of access function instead of base.
14944 2005-03-07  Jeff Law  <law@redhat.com>
14945             Steven Bosscher  <stevenb@suse.de>
14947         * tree-cfg.c (find_taken_edge_computed_goto): New function.
14948         (find_taken_edge): Call find_taken_edge_computed_goto as
14949         appropriate.  Allow any gimple invariant rather than just
14950         INTEGER_CST for VAL.
14951         (cleanup_control_flow): Cleanup a computed goto which has turned
14952         into a simple goto.
14953         (tree_merge_blocks): If block B has any forced labels, move
14954         them to the start of block A.
14955         * tree-ssa-dom.c (thread_across_edge): Allow threading across
14956         computed gotos as well.
14957         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
14958         removal of unnecessary computed gotos too.
14959         (lookup_redirection_data): Fix type of INSERT argument.  Callers
14960         updated.
14962 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
14964         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
14965         Remove trailing spaces.
14967         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
14968         unshare_all_trees): Make them static.
14969         * tree-gimple.h: Remove the corresponding prototypes.
14971         * diagnostic.h: Remove unused prototype
14972         debug_output_buffer.
14973         * modulo-sched.c: Remove unused prototype
14974         set_row_column_for_ps.
14976         * tree-ssa-phiopt.c (tree_ssa_phiopt,
14977         replace_phi_edge_with_variable): Remove unused variable i.
14979 2005-03-07  Per Bothner  <per@bothner.com>
14981         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
14983 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
14985         PR tree-opt/17671
14986         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
14987         bbs on the COND_EXPR instead of the PHI_NODEs.
14988         (candidate_bb_for_phi_optimization): Remove.
14989         (replace_phi_with_stmt): Rename to ...
14990         (replace_phi_edge_with_variable): this and change so that we
14991         replace the phi argument instead of removing the PHI.
14992         (conditional_replacement): Change so we deal with PHI with more
14993         than two arguments.
14994         (value_replacement): Likewise.
14995         (abs_replacement): Likewise.
14997 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
14999         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15000         output_e500_flip_gt_bit.
15002         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15003         as bit 31.
15004         (rs6000_generate_compare): Fix logic to look at the correct bits.
15005         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15006         Look at GT bit.
15007         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15008         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
15009         gen_move_from_CR_gt_bit.
15011         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15012         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15013         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15015         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15016         (E500_CR_IOR_COMPARE): New constant.
15018 2005-03-08  Earl Chew <earl_chew@agilent.com>
15019             David Billinghurst <David.Billinghurst@riotinto.com>
15021         * config/i386/host-cygwin.c: New file to support precompiled
15022         headers on cygwin
15023         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15024         * config.host: Use above files for cygwin host.
15026 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
15028         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15029         ordering ops from earlier change.
15031 2005-03-07  Per Bothner  <per@bothner.com>
15033         Various fixes to allow us to again build if --enable-mapped-location:
15034         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15035         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15036         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15037         local variable loc. Change logic appropriately.
15038         * tree-vect-transform.c (vect_finish_stmt_generation): Use
15039         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15040         * c-parser.c (c_parser_for_statement): Initialize loc variable.
15041         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15042         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15044 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
15046         PR rtl-optimization/19683
15047         * reload1.c (choose_reload_regs): Pass the number of bits, not the
15048         number of bytes, to smallest_int_for_mode.  Fix arguments to
15049         REG_CANNOT_CHANGE_MODE_P.
15051 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
15053         * reorg.c (relax_delay_slots): Check that the jump is
15054         conditional before trying to invert it.
15056 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
15058         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15059         Make them static.
15061         * calls (stack_arg_under_construction): Make it static.
15063         * flow.c (regs_live_at_setjmp): Make it static.
15064         * flow.h: Remove the corresponding prototype.
15066         * reload1.c (reload_startobj, reload_firstobj,
15067         something_needs_operands_changed, reload_inherited,
15068         reload_inheritance_insn, reload_override_in,
15069         reload_spill_index): Make them static.
15071         * recog.c (verify_changes): Make it static.
15072         * recog.h: Remove the corresponding prototype.
15074         * cfgbuild.c (find_sub_basic_blocks): Remove.
15075         * basic-block.h: Remove the corresponding prototype.
15076         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15077         in comments.
15078         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15080         * tree-ssa-operands.c (check_build_stmt): Remove.
15082         * stor-layout.c (set_alignment): Remove.
15083         * tree.h: Remove the corresponding prototype.
15085         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15087         * tree-ssa-dce.c (control_dependence_map,
15088         visited_control_parents): Make them static.
15090         * cfghooks.c (verify_flow_info): Remove local variable
15091         num_bb_notes.
15093         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15094         last_bb_seen.
15096         * loop-unswitch.c (unswitch_loop): Remove local variable src.
15098 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
15100         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15102 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
15104         * config/ia64/hpux.h (LINK_SPEC): Add -z.
15105         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15106         PARALLEL for an empty structure.
15108 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
15110         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15112         * fold-const.c (fold_binary): Unroll the very first "for"
15113         loop.
15115 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
15117         * config/rs6000/predicates.md (branch_comparison_operator): Remove
15118         redundant match_code test.
15119         (scc_comparison_operator): Swap match_operand and match_code
15120         tests.
15121         (branch_positive_comparison_operator): Same.
15122         (trap_comparison_operator): Use comparison_operator and swap with
15123         match_code test.
15125 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
15127         PR target/20288
15128         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15129         (out_movhi_r_mr): Read low byte of volatile MEM first.
15130         (out_movhi_mr_r): Write high byte of volatile MEM first.
15132 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
15134         * cselib.c (reg_values, reg_values_size): Make them static.
15136         * cse.c (cse_reg_info_table): Make it static.
15138         * fold-const.c (fold_unary): Use build1 instead of copy_node.
15140 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
15142         * cse.c (find_best_addr): Use canon_for_address.
15144 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
15146         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15147         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15148         SUBREG and MEM, respectively.
15150         * fold-const.c (fold_binary): Use code instead of t.
15152         * fold-const.c (optimize_minmax_comparison): Take decomposed
15153         arguments code, type, op0, and op1 instead of t.
15154         (fold_binary): Update a call to optimize_minmax_comparison.
15156         * fold-const.c (fold_range_test): Take decomposed arguments
15157         code, type, op0, and op1 instead of t.
15158         (fold_binary): Update a call to fold_range_test.
15160         * fold-const.c (fold_binary_op_with_conditional_arg): Take
15161         decomposed arguments code, type, op0, and op1 instead of t.
15162         (fold_binary): Update a call to fold_range_test.
15164 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
15166         * fold-const.c (fold_binary): Avoid directly using the original
15167         expression t as much as possible.
15169 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
15171         * c-semantics.c (build_stmt): Use TYPE_P instead of
15172         IS_NON_TYPE_CODE_CLASS.
15173         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15174         (NON_TYPE_CHECK): Use TYPE_P instead of
15175         IS_NON_TYPE_CODE_CLASS.
15177         * fold-const.c (fold): Remove handling of binary expressions.
15179 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
15181         * doc/c-tree.texi: Wrap comments in @r{}.
15182         * doc/cpp.texi: Likewise.
15183         * doc/cppinternals.texi: Likewise.
15184         * doc/extend.texi: Likewise.
15185         * doc/md.texi: Likewise.
15186         * doc/objc.texi: Likewise.
15187         * doc/sourcebuild.texi: Likewise.
15188         * doc/tm.texi: Likewise.
15189         * doc/tree-ssa.texi
15191 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
15193         * predict.c (apply_return_prediction): Standardize PHI chain
15194         walking.
15195         * tree-ssa.c (ssa_redirect_edge): Likewise.
15197         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15198         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15199         Update copyright.
15201         * tree-phinodes.c (remove_phi_node): Drop the last argument.
15202         * tree-flow.h: Adjust the prototype for remove_phi_node.
15203         * lambda-code.c (perfect_nestify): Adjust a call to
15204         remove_phi_node.
15205         * tree-cfg.c
15206         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15207         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15208         Likewise.
15209         * tree-ssa-dce.c (remove_dead_phis): Likewise.
15210         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15211         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15212         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15214         * combine.c (simplify_and_const_int): Use gen_int_mode instead
15215         of GEN_INT (trunc_int_for_mode (...)).
15216         * loop-iv.c (iv_number_of_iterations): Likewise.
15217         * postreload.c (reload_cse_move2add): Likewise.
15218         * simplify-rtx.c (simplify_const_unary_operation,
15219         simplify_const_binary_operation): Likewise.
15220         * stor-layout.c (get_mode_bounds): Likewise.
15222         * fold-const.c (fold_binary): New.
15223         (fold): Call fold_binary on binary expressions.
15225 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
15227         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15228         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15229         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15230         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15231         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15233 2005-03-04  Devang Patel  <dpatel@apple.com>
15235         PR tree-optimization/18815
15236         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15237         loops with zero exit edges.
15239 2005-03-04  Devang Patel  <dpatel@apple.com>
15241         * doc/invoke.texi: Remove reference to webpage that does not exist.
15243 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
15244             Joseph S. Myers  <joseph@codesourcery.com>
15246         PR c++/19797
15247         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15248         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15249         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15250         * pa.c (get_plabel): Change argument to symbol_ref.  Call
15251         maybe_get_identifier instead of get_identifier.
15252         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15253         (struct deferred_plabel): Replace name field with symbol field.
15254         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15255         ASM_OUTPUT_EXTERNAL_REAL is defined.
15256         (output_global_address): Use output_addr_const for output of all
15257         symbol_refs.
15258         (output_deferred_plabels): Use symbol_ref instead of name for address
15259         output.
15260         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15261         ASM_OUTPUT_SYMBOL_REF): New macros.
15262         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
15263         comment.
15264         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15265         label.
15267 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
15269         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15270         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15272 2005-03-04  Jeff Law  <law@redhat.com>
15274         * basic-block.h (rediscover_loops_after_threading): Declare.
15275         * tree-ssa-dom.c: Include cfgloop.h.
15276         (tree_ssa_dominator_optimize): Discover loops and some basic
15277         properties.  Remove forwarder blocks recreated by loop header
15278         canonicalization.  Also mark backedges in the CFG.
15279         * tree-ssa-threadupdate.c: Include cfgloop.h
15280         (rediscover_loops_after_threading): Define.
15281         (struct local_info): New field, JUMP_THREADED.
15282         (prune_undesirable_thread_requests): New function.
15283         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
15284         then record that fact for the callers of redirct_edges.
15285         (thread_block): If BB has incoming backedges, then call
15286         prune_undesirable_thraed_requests.    Note when we are
15287         going to have to rediscover loop information.  Return a
15288         boolean indicating if any jumps were threaded.
15289         (thread_through_all_blocks): Bubble up boolean indicating
15290         if any jumps were threaded.
15291         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15292         (tree-ssa-threadupdate.o): Similarly.
15294 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
15296         * fold-const.c (fold_ternary): Unroll the "for" loop to
15297         extract operands.
15299 2005-03-04  Andrew Haley  <aph@redhat.com>
15301         * unwind-dw2-fde-glibc.c (struct
15302         unw_eh_callback_data.check_cache): New field.
15303         (frame_hdr_cache): New.
15304         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15305         Cache frame header info.
15307 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
15309         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15310         (print_c_condition): Declare.
15311         * read-rtl.c (ptr_loc): New structure.
15312         (ptr_locs, ptr_loc_obstack, joined_conditions)
15313         (joined_conditions_obstack): New variables.
15314         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15315         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15316         (join_c_conditions, print_c_condition): New functions.
15317         (apply_macro_to_string): Associate the new string with the same
15318         source location as the old one.
15319         (add_condition_to_string): Use join_c_conditions.
15320         (read_string): Use set_rtx_ptr_loc to record a filename and line
15321         number for the string.
15322         (read_rtx): Initialize the new variables above.
15323         * genattrtab.c (write_test_expr, write_attr_value): Use
15324         print_c_condition.
15325         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
15326         comment above the GCC_VERSION check.
15327         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15328         Inline the definition of MAYBE_EVAL.
15329         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15330         * genoutput.c (process_template): Likewise.
15331         * genpreds.c (write_predicate_subfunction): Likewise.
15332         (write_predicate_expr): Use print_c_condition.
15333         * genrecog.c (write_cond): Likewise.
15334         * gensupport.c (process_rtx): Use join_c_conditions to join the
15335         conditions of a define_insn_and_split.  Record a source location
15336         for the string after the "&&".
15337         (alter_test_for_insn): Use join_c_conditions.
15339 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
15341         Revert for now:
15342         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
15343         PR tree-optimization/15784
15344         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
15345         and -1 - A to ~A.
15347 2005-03-04  Ben Elliston  <bje@au.ibm.com>
15349         * gcc.c (option_map): Add --coverage.
15350         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15351         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15352         * config/darwin.h: Pass -lgcov for `coverage'.
15353         * doc/invoke.texi (Debugging Options): Document --coverage.
15355 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
15357         * gcse.c (bypass_block): Use find_edge wherever possible.
15359 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
15361         Fix PR debug/20253
15363         * c-opts.c (c_common_parse_file): Call start_source_file
15364         and end_source_file at the approriate times.
15366         * dwarf2out.c (dwarf2out_finish): Don't auto-end
15367         the main file, it will be done for us now.
15369 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
15371         * fold-const.c (fold_ternary): New.
15372         (fold): Call fold_ternary on ternary expressions.  Remove
15373         handling of ternary expressions.
15375 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
15377         PR tree-optimization/15784
15378         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
15379         and -1 - A to ~A.
15381 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
15383         * config/rs6000/predicates.md (branch_comparison_operator):
15384         Convert from C block to conditional format.
15386 2005-03-03  Jan Hubicka  <jh@suse.cz>
15388         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15389         and non-constant public variables.
15391 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
15393         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15394         with LABEL_EXPR.
15396         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15397         EDGE_I.
15399         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15400         calls to release_ssa_name and release_phi_node.
15402         * fold-const.c (fold): Remove handling of unary expressions.
15404         * fold-const.c (fold_unary): Avoid directly using the original
15405         expression t as much as possible.
15407 2005-03-03  Roger Sayle  <roger@eyesopen.com>
15408             Andrew Pinski  <pinskia@physics.uc.edu>
15410         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15411         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15413 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
15415         Describe special registers SRP and MOF as allocatable registers.
15416         * config/cris/cris.c (cris_md_asm_clobbers): New function.
15417         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15418         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15419         TARGET_HAS_MUL_INSNS.
15420         (cris_print_operand) <case 'd'>: New case.
15421         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15422         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15423         define.
15424         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15425         (REG_ALLOC_ORDER): Update for MOF.
15426         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15427         SPECIAL_REGS.
15428         (GENERAL_REGS): No longer a define of ALL_REGS.
15429         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15430         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15431         Adjust accordingly.
15432         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15433         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15434         (SECONDARY_RELOAD_CLASS): Define.
15435         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15436         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15437         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15438         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15439         (REGISTER_MOVE_COST): Define.
15440         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15441         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15442         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15443         (CRIS_MOF_REGNUM): New define_constants.
15444         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15445         special registers.
15446         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15447         New patterns.
15448         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15449         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15450         Adjust for MOF being properly described as a register.
15451         (indir_to_reg_split): Name this split.  Conditionalize on the
15452         destination register being a general register.
15453         (movei): Conditionalize on on operands 0 and 1 having the same
15454         register class.
15456 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
15458         PR target/20277
15459         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15460         -mcpu to override any other explicitly given flags.
15462 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
15464         * recog.c (verify_changes, confirm_change_group): New functions,
15465         broken out of apply_change_group.
15466         (apply_change_group): Use them.
15467         * recog.h (verify_change, confirm_change_group): Declare.
15468         * rtl.h (redirect_jump_2): Declare.
15469         * jump.c (redirect_exp, invert_exp): Delete.
15470         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
15471         (redirect_jump_2): New function, broken out of redirect_jump.
15472         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15473         (invert_jump): Use invert_jump_1 and redirect_jump_2.
15474         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15476 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
15478         * varasm.c (named_section): Use xstrdup rather than doing it by
15479         hand.
15481         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15483 2005-03-02  Devang Patel  <dpatel@apple.com>
15485         Undo PR tree-optimization/18815 fix.
15487 2005-03-02  Devang Patel  <dpatel@apple.com>
15489         PR tree-optimization/18815
15490         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15491         loops with zero exit edges.
15493 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
15495         * cfg.c (connect_src, connect_dest, disconnect_src,
15496         disconnct_dest): New.
15497         (unchecked_make_edge, remove_edge, redirect_edge_succ,
15498         redirect_edge_pred): Use the new functions.
15500         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15501         free_dominance_info only when needed.
15503 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
15505         PR target/20276
15506         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15507         (reg_or_sub_cint64_operand): Same.
15509 2005-03-02  Jeff Law  <law@redhat.com>
15511         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15512         CFG_ALTERED in the main DOM iteration loop.
15514 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
15516         PR c++/19916
15517         * varasm.c (initializer_constant_valid_p): Allow conversions
15518         between OFFSET_TYPEs.  Tidy.
15520 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
15522         * config/cris/cris.md ("return"): Remove epilogue delay list
15523         sanity check.
15525 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
15527         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15528         for Thumb.
15529         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15531 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
15533         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15534         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15535         config/m68k/m68k.c, config/mips/mips.h,
15536         config/rs6000/rs6000-protos.h, doc/contrib.texi,
15537         doc/include/gcc-common.texi: Update copyright.
15539         PR middle-end/18029 and PR middle-end/18030
15540         * expr.c (optimize_bitfield_assignment_op): Add a special case
15541         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15543         * fold-const.c (fold_unary): New.
15544         (fold): Call fold_unary on unary expressions.
15546 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
15548         * cgraph.h (struct cgraph_edge): Add prev_caller and
15549         prev_callee fields.
15550         (cgraph_node_remove_callees): Export.
15551         * cgraph.c (cgraph_create_edge): Initialize prev_caller
15552         and prev_callee.
15553         (cgraph_edge_remove_callee): New function.
15554         (cgraph_edge_remove_caller): Likewise.
15555         (cgraph_remove_edge): Use.
15556         (cgraph_redirect_edge_callee): Likewise.
15557         (cgraph_node_remove_callees): New function.
15558         (cgraph_node_remove_callers): Likewise.
15559         (cgraph_remove_node): Use.
15560         * tree-optimize.c (tree_rest_of_compilation): Use
15561         cgraph_node_remove_callees instead of manual loop.
15562         * cgraphunit.c (cgraph_finalize_function): Likewise.
15563         (cgraph_expand_function): Likewise.
15564         (cgraph_remove_unreachable_nodes): Likewise.
15566 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
15568         PR c/8927
15569         * c-tree.h (undeclared_variable, build_external_ref): Add extra
15570         argument.
15571         * c-decl.c (undeclared_variable): Take location as argument.
15572         * c-typeck.c (build_external_ref): Likewise.
15573         * c-parser.c (c_parser_postfix_expression): Pass location of
15574         identifier to build_external_ref.
15576 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
15578         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
15579         CCEQ mode for branch_positive_comparison_operator test.
15580         * config/rs6000/predicates (branch_comparison_operator): Revert to
15581         define_predicate.
15582         (scc_comparison_operator): Same.
15583         (branch_positive_comparison_operator): Same.
15585 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
15587         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
15588         (cris_delay_slots_for_epilogue): Remove.
15589         (save_last): Move into cris_target_asm_function_epilogue.
15590         (cris_target_asm_function_epilogue): Remove tests for file being
15591         NULL.
15592         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
15593         (cris_delay_slots_for_epilogue): Remove prototypes.
15594         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
15595         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
15597 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
15599         * config/rs6000/predicates.md (branch_comparison_operator): Change
15600         to define_special_predicate.
15601         (scc_comparison_operator): Same.
15602         (branch_positive_comparison_operator): Same.
15604 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
15606         * Makefile.in (tree-ssa-sink.o): New.
15607         (OBJS-common): Add tree-ssa-sink.o.
15608         * common.opt: Add -ftree-sink
15609         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
15610         * timevar.def (TV_TREE_SINK): new timevar.
15611         * tree-flow.h (is_hidden_global_store): Prototype.
15612         * tree-optimize.c (init_tree_optimization_passes): Add
15613         pass_sink_code.
15614         * tree-pass.h (pass_sink_code): New.
15615         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
15616         for non-obvious global store store to is_hidden_global_store, and
15617         call that new function.
15618         * tree-ssa-sink.c: New file.
15619         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
15620         * doc/passes.texi: Document forward store motion.
15621         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
15622         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
15623         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
15624         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
15626 2005-03-01  Per Bothner  <per@bothner.com>
15628         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
15629         and we have a non-zero column-number, add it to the message.
15630         Also factor out the diagnostic_kind_text.
15632 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
15634         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
15635         flow_loop_pre_header_scan, flow_loop_pre_header_find,
15636         flow_loop_scan): Removed.
15637         (flow_loop_dump): Do not dump removed fields.
15638         (flow_loop_free): Do not free removed fields.
15639         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
15640         (loop_exit_edge_p): New function.
15641         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
15642         num_pre_header_edges, entry_edges, num_entries, exit_edges,
15643         num_exits, exits_doms.
15644         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
15645         LOOP_EDGES, LOOP_ALL): Removed.
15646         (flow_loop_scan): Declaration removed.
15647         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
15648         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
15649         flow_loops_find.
15650         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
15651         (if_convert): Call flow_loops_find and flow_loops_free
15652         when calling mark_loop_exit_edges.
15653         * cfgloopanal.c (mark_loop_exit_edges): Moved from
15654         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
15655         free_dominance_info calls.
15656         * loop-init.c (flow_loops_find): Ditto.
15657         * passes.c (rest_of_handle_branch_prob): Ditto.
15658         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
15659         * loop-unroll.c (analyze_insns_in_loop): Do not use
15660         EDGE_LOOP_EXIT.
15661         * predict.c (predict_loops): Do not call flow_loop_scan.
15662         Use get_loop_exit_edges.
15663         (tree_estimate_probability): Do not pass flags to flow_loops_find.
15664         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
15665         Do not use EDGE_LOOP_EXIT.
15666         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
15667         to bb_with_exit_edge_p.
15668         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
15669         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
15670         to bb_with_exit_edge_p.
15671         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
15672         EDGE_LOOP_EXIT.
15673         * tree-loop-linear.c (linear_transform_loops): Do not call
15674         flow_loop_scan.  Use loop->single_exit.
15675         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
15676         (vect_analyze_loop_form): Do not call flow_loop_scan.
15677         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
15678         loop->single_exit.
15679         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
15680         loop->single_exit.
15681         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
15682         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
15683         slpeel_tree_duplicate_loop_to_edge_cfg,
15684         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
15685         Use loop_preheader_edge and loop->single_exit.  Do not call
15686         flow_loop_scan.
15688 2005-03-01  Nick Clifton  <nickc@redhat.com>
15690         * config/arm/arm.c (thumb_find_work_register): Check all of the
15691         argument registers to see if they are free, and a couple of
15692         special cases where the last argument register but can be proved
15693         to be available during the function's prologue.
15694         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
15695         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
15696         thumb_unexpanded_epilogue): Use unsigned long as the type for the
15697         register bit-mask.
15698         (thumb_compute_save_reg_mask): Likewise.  Also use
15699         thumb_find_work_register() to ensure that there is agreement about
15700         which work register is going to be used in the prologue.
15701         (thumb_output_function_prologue): Use unsigned long as the type
15702         for the register bit-mask.  Also delay pushing the link register if
15703         other high registers are going to be pushed.
15704         (thumb_compute_save_reg_mask, emit_multi_reg_push,
15705         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
15706         redundant prototypes.
15708 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
15710         PR target/19819
15711         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
15712         and after reload in REG+REG indexed addresses without REG_POINTER
15713         set in the base and not set in the index.
15715 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
15717         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
15718         Don't undefine here.
15719         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
15720         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
15721         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
15722         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
15723         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
15724         Delete.
15725         * config.gcc (sh*-*-linux*): Use config/linux.h.
15727 2005-02-28  Dale Johannesen  <dalej@apple.com>
15728             Stan Shebs  <shebs@apple.com>
15730         Rewrite of 64-bit Darwin structure-by-value pass/return.
15731         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
15732         intoffset, use_stack, named.
15733         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
15734         (rs6000_darwin64_record_arg_advance_flush):  New.
15735         (rs6000_darwin64_record_arg_advance_recurse): New.
15736         (rs6000_darwin64_record_arg_flush):  New.
15737         (rs6000_darwin64_record_arg_recurse):  New.
15738         (rs6000_darwin64_record_arg):  New.
15739         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
15740         (function_arg_boundary):  Handle 128-bit aligned structs.
15741         (function_arg_advance):  Rewrite darwin64 struct handling.
15742         (function_arg):  Call rs6000_darwin64_record_arg.
15743         (function_arg_partial_nregs):  Handle darwin64 structs.
15744         (rs6000_darwin64_function_value):  Remove.
15745         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
15747 2005-02-28  Roger Sayle  <roger@eyesopen.com>
15749         PR tree-optimization/20216
15750         * tree-chrec.c (tree_fold_factorial): Delete.
15751         (tree_fold_binomial): Change argument list to take a return type
15752         and change the type of K to unsigned int.  Rewrite to avoid explicit
15753         evaluation of factorials, and (recursively) calling fold to perform
15754         compile-time arithmetic.  Return NULL on (internal) overflow.
15755         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
15756         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
15757         if any intermediate calculation overflows.
15758         (chrec_apply): Update call to chrec_evaluate.
15760 2005-02-28  James E Wilson  <wilson@specifixinc.com>
15762         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
15764 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
15766         PR c/20245
15767         * c-parser.c (c_parser_compound_statement): Return error_mark_node
15768         instead of NULL_TREE on error.
15770 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
15772         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
15773         (EASY_VECTOR_15_ADD_SELF): Remove.
15774         (num_insns_constant_wide): Not static.
15775         (validate_condition_mode): Not static.
15776         (toc_relative_expr_p): Not static.
15777         (legitimate_indirect_address_p): Not static.
15778         (macho_lo_sum_memory_operand): Not static.
15779         (invalid_e500_subreg): Not static.
15780         (easy_vector_same): Not static.
15781         (easy_vector_splat_const): Not static.
15782         (RS6000_SYMBOL_REF_TLS_P): Remove.
15783         (any_operand): Delete.
15784         (any_parallel_operand): Delete.
15785         (count_register_operand): Delete.
15786         (altivec_register_operand): Delete.
15787         (xer_operand): Delete.
15788         (s8bit_cint_operand): Delete.
15789         (short_cint_operand): Delete.
15790         (u_short_cint_operand): Delete.
15791         (non_short_cint_operand): Delete.
15792         (exact_log2_cint_operand): Delete.
15793         (gpc_reg_operand): Delete.
15794         (cc_reg_operand): Delete.
15795         (cc_reg_not_cr0_operand): Delete.
15796         (reg_or_short_operand): Delete.
15797         (reg_or_neg_short_operand): Delete.
15798         (reg_or_aligned_short_operand): Delete.
15799         (reg_or_u_short_operand): Delete.
15800         (reg_or_cint_operand): Delete.
15801         (reg_or_arith_cint_operand): Delete.
15802         (reg_or_add_cint64_operand): Delete.
15803         (reg_or_sub_cint64_operand): Delete.
15804         (reg_or_logical_cint_operand): Delete.
15805         (got_operand): Delete.
15806         (got_no_const_operand): Delete.
15807         (easy_fp_constant): Delete.
15808         (easy_vector_constant): Delete.
15809         (easy_vector_constant_add_self): Delete.
15810         (zero_constant): Delete.
15811         (zero_fp_constant): Delete.
15812         (volatile_mem_operand): Delete.
15813         (offsettable_mem_operand): Delete.
15814         (mem_or_easy_const_operand): Delete.
15815         (add_operand): Delete.
15816         (non_add_cint_operand): Delete.
15817         (logical_operand): Delete.
15818         (non_logical_cint_operand): Delete.
15819         (mask_operand): Delete.
15820         (mask_operand_wrap): Delete.
15821         (mask64_operand): Delete.
15822         (mask64_2_operand): Delete.
15823         (and64_operand): Delete.
15824         (and64_2_operand): Delete.
15825         (and_operand): Delete.
15826         (reg_or_mem_operand): Delete.
15827         (lwa_operand): Delete.
15828         (symbol_ref_operand): Delete.
15829         (call_operand): Delete.
15830         (current_file_function_operand): Delete.
15831         (input_operand): Delete.
15832         (rs6000_nonimmediate_operand): Delete.
15833         (rs6000_tls_symbol_ref): Delete.
15834         (save_world_operation): Delete.
15835         (restore_world_operation): Delete.
15836         (load_multiple_operation): Delete.
15837         (store_multiple_operation): Delete.
15838         (vrsave_operation): Delete.
15839         (mfcr_operation): Delete.
15840         (mtcrf_operation): Delete.
15841         (lmw_operation): Delete.
15842         (stmw_operation): Delete.
15843         (branch_comparison_operator): Delete.
15844         (branch_positive_comparison_operator): Delete.
15845         (scc_comparison_operator): Delete.
15846         (trap_comparison_operator): Delete.
15847         (boolean_operator): Delete.
15848         (boolean_or_operator): Delete.
15849         (min_max_operator): Delete.
15850         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
15851         (EASY_VECTOR_15): Moved to here.
15852         (EASY_VECTOR_15_ADD_SELF): Move to here.
15853         (PREDICATE_CODES): Delete.
15854         * config/rs6000/rs6000-protos.h: Delete predicate functions.
15855         Declare functions no longer static.
15856         * config/rs6000/predicates.md: New.
15857         * config/rs6000/rs6000.md: Include predicates.md
15859 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
15861         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
15862         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
15863         REG_ALWAYS_RETURN.
15864         * cfgrtl.c (need_fake_edge_p): Likewise.
15865         * combine.c (distribute_notes): Likewise.
15866         * emit-rtl.c (try_split): Likewise.
15867         * recog.c (peephole2_opimize): Likewise.
15868         * reg-notes.def (ALWAYS_RETURN): Remove.
15869         * rtl.h (LCT_ALWAYS_RETURN): Remove.
15870         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
15871         * tree.h (ECF_ALWAYS_RETURN): Remove.
15873 2005-02-28  Roger Sayle  <roger@eyesopen.com>
15875         PR middle-end/19874
15876         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
15877         between different machine modes is never a "useless" conversion.
15879 2005-02-28  Geert Bosch  <bosch@gnat.com>
15881         PR ada/15977
15882         * doc/contrib.texi: List contributors for Ada front end
15884 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
15886         * simplify-rtx.c (simplify_unary_operation_1,
15887         simplify_const_unary_operation): New, extracted from...
15888         (simplify_unary_operation): ... this one.
15889         (simplify_binary_operation_1,
15890         simplify_const_binary_operation): New, extracted from...
15891         (simplify_binary_operation): ... this one.
15892         * rtl.h (simplify_const_unary_operation,
15893         simplify_const_binary_operation): Add prototypes.
15895 2005-02-28  Julian Brown  <julian@codesourcery.com>
15897         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
15898         building libjava and caused PR regression/20228.
15900 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
15902         PR bootstrap/17383
15903         * Makefile.in (host_subdir): New.
15904         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
15905         * configure: Regenerate.
15907 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
15909         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
15910         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
15911         installation directory first.
15913 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
15915         PR target/19065.
15916         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
15917         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
15918         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
15919         * config/cris/cris.md: Tweak comments referring to Q.
15920         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
15921         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
15922         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
15923         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
15924         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
15925         Insert spaces in constraints to align alternatives vertically for
15926         readability.
15927         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
15928         operand 1: "M".
15930 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15932         PR rtl-optimization/17728
15933         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
15934         operand 0 from general_operand to move_dest_operand.
15936 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
15938         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
15939         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
15940         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
15941         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
15943 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
15945         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
15946         * configure: Regenerate.
15947         * libada-mk.in: Remove CC; rename
15948         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
15950 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
15952         PR tree-opt/20188
15953         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
15954         for the lhs, also walk over the tree.  Likewise for rhs.
15956 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
15958         * tree-ssa-dom.c (simple_iv_increment_p): New function.
15959         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
15960         Do not propagate value of iv before increment over the increment.
15962 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
15964         * c-parser.c: New file.
15965         * c-parse.in: Remove.
15966         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
15967         Remove.
15968         (c-parser.o): Add dependencies.
15969         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
15970         maintainer-clean, TAGS): Update.
15971         * c-config-lang.in (gtfiles): Update.
15972         * gengtype-lex.l: Don't handle "@@".
15973         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
15974         objc_build_synchronized, objc_begin_try_stmt,
15975         objc_begin_catch_clause, objc_finish_catch_clause,
15976         objc_build_finally_clause, objc_finish_try_stmt): New.
15977         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
15978         type_seen_p.
15979         (c_parse_init): Update comment.
15980         * c-decl.c (c_init_decl_processing): Update comment.
15981         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
15982         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
15983         new c_declspecs members.
15985 2005-02-25  Julian Brown  <julian@codesourcery.com>
15987         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15988         from being used for symbols with vague linkage when
15989         HAVE_GAS_COMDAT_GROUP is true.
15991 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
15993         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
15995 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
15997         PR target/19930
15998         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
15999         (LIBGCC2_HAS_DF_MODE): New.
16000         (LIBGCC2_HAS_XF_MODE): New.
16001         (LIBGCC2_HAS_TF_MODE): New.
16002         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16003         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16004         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16005         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16006         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16007         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16008         and add _fixtfdi, _fixunstfdi, _floatditf
16009         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16010         L_fixunstfdi, L_floatditf.
16011         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16012         (LIBGCC2_HAS_TF_MODE): Define.
16014 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
16016         PR tree-optimization/20204
16017         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16018         REWRITE_THIS_STMT markers on PHI nodes.
16019         (rewrite_initialize_block): Likewise.
16021 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
16023         * version.c (version_string): Update to 4.1.
16025 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
16027         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16028         Clarify that the alternative way doesn't work in GNU C++.
16030 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
16032         PR tree-optimization/19937
16033         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16034         to the type of the induction variable.
16036 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
16038         PR rtl-optimization/20117
16039         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16040         the block including noncopyable insn.
16042 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
16044         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16045         calls to find_reg_note.
16047 2005-02-24  Richard Henderson  <rth@redhat.com>
16049         PR tree-opt/20127
16050         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16051         the type.
16053 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
16055         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16056         vector types if to use base reg for misaligned non-word ld/std.
16058 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
16060         PR target/14619
16061         * config/cris/cris.c (cris_target_asm_function_prologue): Create
16062         dwarf2 label manually and put it after, not before the prologue.
16064 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
16066         PR target/19019
16067         * reload.c (operands_match_p): Only increment register number for
16068         SCALAR_INT_MODE_P modes in multiple hard registers.
16070         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16071         Fix formatting.
16073 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
16075         * ChangeLog.5: Fix log message typo(s).
16076         * ChangeLog.7: Likewise.
16077         * ChangeLog.tree-ssa: Likewise.
16078         * cfgexpand.c: Fix comment typo(s).
16079         * conflict.c: Likewise.
16080         * defaults.h: Likewise.
16081         * dwarf2out.c: Likewise.
16082         * gcse.c: Likewise.
16083         * ggc-page.c: Likewise.
16084         * tree-eh.c: Likewise.
16085         * tree-ssa-dom.c: Likewise.
16087 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
16089         PR target/19019
16090         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16091         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16092         if SHARED is defined.
16094         PR target/20196
16095         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16096         allow splitting only if operands 0 and 3 don't overlap.
16098 2005-02-24  Richard Henderson  <rth@redhat.com>
16100         PR middle-end/19953
16101         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16102         (fold_builtin_1): Call them.
16103         * fold-const.c (fold_complex_mult_parts): Split out from ...
16104         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
16105         (fold_complex_div_parts, fold_complex_div): New.
16106         (fold): Use them.
16107         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16109 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
16111         * tree-ssa-ccp.c (visit_assignment): Verify that result of
16112         VIEW_CONVERT_EXPR is_gimple_min_invariant.
16114         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16115         (print_node): Likewise.
16116         Print TYPE_SIZES_GIMPLIFIED.
16118 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
16120         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16121         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16122         operands as commutative in constraints.
16124 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
16126         * tree-into-ssa.c: Re-organize internal functions.
16128 2005-02-24  Richard Henderson  <rth@redhat.com>
16130         PR middle-end/18902
16131         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16132         for c99.
16133         * common.opt (fcx-limited-range): New.
16134         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16135         * toplev.c (flag_complex_method): Initialize to 1.
16136         (process_options): Set flag_complex_method to 0 if
16137         flag_cx_limited_range.
16138         * doc/invoke.texi (-fcx-limited-range): New.
16140 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
16142         * cse.c (delete_trivially_dead_insns): Speed up by using
16143         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16144         prev_real_insn.
16146 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
16148         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16149         functions when -mid-shared-library is being used.
16151 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
16153         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16154         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16155         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16156         * system.h: Poison LINK_LIBGCC_SPECIAL.
16158 2005-02-23  James E Wilson  <wilson@specifixinc.com>
16160         * gengtype.c (note_insn_name): Make 1 element larger.
16162 2005-02-23  Roger Sayle  <roger@eyesopen.com>
16164         PR target/20018
16165         PR rtl-optimization/20097
16166         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16167         BImode SUBREGs of SImode registers which confuse the ia64 backend.
16169 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
16171         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16172         * t-aix52 (SHLIB_INSTALL): Same.
16174 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
16176         * genpreds.c: Update copyright.
16178 2005-02-23  Michael Beach  <michaelb@ieee.org>
16180         PR target/20159
16181         * config/sparc/t-elf (startup files): Assemble with CPP.
16183 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
16185         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16186         (write_predicate_expr): Likewise.
16188 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
16190         PR tree-optimization/20100
16191         PR tree-optimization/20115
16192         * tree-optimize.c (init_tree_optimization_passes): Remove
16193         pass_maybe_create_global_var.
16194         * tree-pass.h (pass_maybe_create_global_var): Remove.
16195         * tree-ssa-alias.c (aliases_computed_p): Declare.
16196         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16197         (count_calls_and_maybe_create_global_var): Remove.
16198         (pass_maybe_create_global_var): Remove.
16199         (init_alias_info): Do not declare aliases_computed_p.
16200         (maybe_create_global_var): If the function contains no
16201         call-clobbered variables and a mix of pure/const and regular
16202         function calls, create .GLOBAL_VAR.
16203         Mark all call-clobbered variables for renaming.
16204         (merge_pointed_to_info): Update comment.
16205         (add_pointed_to_var): Likewise.
16206         (is_escape_site): Likewise.
16207         Accept struct alias_info * instead of size_t *.
16208         Update all users.
16209         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16210         as necessary.
16211         * tree-ssa-operands.c (get_call_expr_operands): If
16212         ALIASES_COMPUTED_P is false, do not add call-clobbering
16213         operands.
16214         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16215         (delete_tree_ssa): Likewise.
16217 2005-02-22  James E Wilson  <wilson@specifixinc.com>
16219         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16220         (do_compile): Do call it here.
16222 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
16224         PR rtl-optimization/20017.
16225         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16226         rest_of_handle_cse2, rest_of_handle_gcse): Call
16227         delete_dead_jumptables immediately before calling cleanup_cfg.
16229 2005-02-22  Devang Patel  <dpatel@apple.com>
16231         PR 19952
16232         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16233         all labels
16235 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
16237         * config/rs6000/aix.h (WINT_TYPE): Define.
16239 2005-02-22  Stan Shebs  <shebs@apple.com>
16241         * config/rs6000/rs6000.c (rs6000_override_options): Default to
16242         natural alignment for 64-bit Darwin.
16243         (rs6000_parse_alignment_option): Warn about uses of -malign-power
16244         on 64-bit Darwin.
16245         * doc/invoke.texi: Document this.
16247 2005-02-22  DJ Delorie  <dj@redhat.com>
16249         * c-common.c (c_common_type_for_mode): Pass the mode's precision
16250         to make_[un]signed_type, not the mode itself.
16252 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
16254         * cfg.c (cached_make_edge): Call make_edge if edge cache is
16255         not available.  Use tail calls wherever possible.
16256         (make_edge): Call unchecked_make_edge to create an edge.
16258         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16259         (coalesce_ssa_name): Don't check for
16260         SSANORM_USE_COALESCE_LIST.
16261         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16263 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
16265         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16266         (rewrite_into_ssa): ... here.
16268 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
16270         PR tree-optimization/19786
16271         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16272         tag to another's may-alias bitmap when adding to the other's list.
16274 2005-02-21  DJ Delorie  <dj@redhat.com>
16276         * tree-ssa-loop-ivopts.c (computation_cost): Start register
16277         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16278         registers in unsupported ways.
16279         * expmed.c (init_expmed): Likewise.
16281 2005-02-21  Stan Cox  <scox@redhat.com>
16283         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16285 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
16287         * tree-cfg.c (fold_cond_expr_cond): New.
16288         (make_edges): Call fold_cond_expr_cond.
16289         (find_taken_edge): Accept nothing but INTEGER_CST.
16290         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16291         and 1.
16292         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16294         * flow.c (delete_dead_jumptables): Speed up by scanning insns
16295         that do not belong to any basic block.
16297 2005-02-21  Jeff Law  <law@redhat.com>
16299         * cfganal.c (find_unreachable_blocks): Manually CSE load of
16300         e->dest.
16302 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
16304         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16305         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16306         Adjust their definitions.
16307         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16308         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16310         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16311         genautomata.c, langhooks.c, langhooks.h, system.h,
16312         config/arm/lib1funcs.asm: Update copyright.
16314 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
16316         * dbxout.c (dbxout_function_end): Emit Lscope label always.
16318 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
16320         PR bootstrap/13770
16321         * doc/install.texi: Document --with-gc.
16323 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
16325         * simplify-rtx.c (simplify_unary_operation): Add a missing
16326         "break" statement.
16328 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
16330         PR tree-optimization/18663
16331         * tree-ssa-dom.c (extract_range_from_cond): Return 0
16332         if the type has variable bounds.
16334 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
16336         * gcse.c: Remove an obsolete comment.
16338         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16340 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
16342         * doc/extend.texi (Function Attributes) <Attribute const>: The
16343         attribute "pure" is below this text, not above.
16345 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
16347         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16348         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16349         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16351 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
16353         PR 18785
16354         * langhooks.h (struct lang_hooks): Add to_target_charset.
16355         * langhooks.c (lhd_to_target_charset): New function.
16356         * langhooks-def.h: Declare lhd_to_target_charset.
16357         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16358         (LANG_HOOKS_INITIALIZER): Update.
16359         * c-common.c (c_common_to_target_charset): New function.
16360         * c-common.h: Declare it.
16361         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16362         c_common_to_target_charset.
16364         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16365         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16366         Delete definitions.
16367         * system.h: Poison them.
16368         * doc/tm.texi: Don't discuss them.
16369         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16370         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16371         (pp_c_char): Do not attempt to generate letter escapes for
16372         newline, tab, etc.
16373         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16374         * config/mips/mips.c (mips_output_ascii): Likewise.
16376 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
16378         PR tree-optimization/19951
16379         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16380         is abnormal.
16382 2005-02-19  Steven Bosscher  <stevenb@suse.de>
16384         PR middle-end/19698
16385         * function.h (struct function): New field `max_loop_depth'.
16386         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16387         (flow_loops_find): Reset the max loop depth count before finding loops.
16388         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16389         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16390         (calculate_global_regs_live): Make sure the loop will terminate
16391         when the initial sets are not empty.
16393 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
16395         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16396         object inside.
16397         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16399 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
16401         PR other/19525
16402         * doc/invoke.texi: Remove documentation of %M spec.
16403         * gcc.c: Likewise.
16404         (init_spec): Remove %M suffix from -lgcc_s.
16405         (do_spec_1): Remove 'M' case.
16406         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
16407         to put shared libraries in the multilib directory.  Remove the
16408         shlib_so_soname substitution variable.  Don't add a multilib encoding
16409         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
16410         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
16411         SHLIB_INSTALL as well as SHLIB_LINK.
16412         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16413         (SHLIB_NAME): Delete.
16414         (SHLIB_DIR): New macro.
16415         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16416         (SHLIB_INSTALL): Adjust accordingly.
16417         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16418         * config/t-slibgcc-sld: Likewise.
16419         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16420         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16421         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16422         in $(SHLIB_DIR).
16423         (SHLIBUNWIND_INSTALL): Adjust accordingly.
16424         * config/i386/t-nwld (SHLIB_SONAME): Delete.
16425         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16426         Use @shlib_base_name@ instead of @shlib_so_name@.
16427         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16428         and @shlib_base_name@.so in @multilib_dir@.
16429         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
16430         to the install path.
16431         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16432         (SHLIB_LINK): Remove previous workaround.
16433         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16434         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16435         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
16436         the install path.
16437         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16438         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
16439         (SHLIB_INSTALL): Adjust accordingly.
16440         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16441         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16442         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16443         config/t-slibgcc-elf-ver.
16445 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
16446             Jakub Jelinek  <jakub@redhat.com>
16448         PR tree-optimization/19828
16449         * tree-ssa-loop-im.c: Add a TODO comment.
16450         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16451         without side-effects.
16453 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
16455         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16456         call fold_convert.
16458 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
16460         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16461         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16462         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16463         functions.
16464         (ia64_reorg): Delete fixup_errata call.
16465         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16466         (TARGET_SWITCHES): Delete -mb-step entry.
16468 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
16470         PR c/20043
16471         * c-typeck.c (composite_type): Handle quals in transparent unions.
16472         (type_lists_compatible_p): Likewise.
16474 2005-02-18  Stan Shebs  <shebs@apple.com>
16476         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16477         expressions in the .literal8 section.
16479 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
16481         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16483 2005-02-18  Roger Sayle  <roger@eyesopen.com>
16485         * fold-const.c (constant_boolean_node): Always create values of the
16486         specified type, don't bother calling truthvalue_conversion.
16488 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16490         * except.c (output_function_exception_table): Call
16491         assemble_external_libcall (eh_personality_libfunc).
16493 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16495         PR target/19886
16496         * config/ia64/ia64.h (struct machine_function): Add state_num.
16497         * config/ia64/ia64.c (process_epilogue,
16498         process_for_unwind_directive): Use new unwind state numbers each
16499         time rather than state 1.
16501 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
16503         PR target/20054
16504         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16505         before the "*llgt_didi" pattern.
16507 2005-02-18  Jason Merrill  <jason@redhat.com>
16509         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16511 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
16513         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16514         (div0): Use it in place of ARM_FUNC_ALIAS.
16515         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16517 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
16519         PR middle-end/20030
16520         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16521         access, the lower bound of the array type if it exists.
16523 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
16525         PR c++/20008
16526         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16527         cases that are out-of-range for the index type.
16529 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
16531         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16532         (estimate_case_costs): Don't call convert.
16533         * expmed.c (expand_shift): Likewise.
16534         (make_tree): Call fold_convert instead of convert.
16536 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
16538         PR c++/19813
16539         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16540         that ref to be marked MEM_READONLY_P doesn't have base that needs
16541         constructing.
16543 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
16545         * genautomata.c (output_get_cpu_unit_code_func,
16546         output_cpu_unit_reservation_p): Don't generate old-style function
16547         definitions.
16549 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
16551         PR c++/20023
16552         PR tree-optimization/20009
16553         * convert.c (convert_to_integer): Revert 2005-02-16 change.
16555         PR tree-optimization/18947
16556         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16557         inline, remove all nodes that are inlined into the extern inline
16558         being redefined.
16560 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
16562         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16563         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16564         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16565         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16566         Update copyright.
16568 2005-02-17  Roger Sayle  <roger@eyesopen.com>
16570         PR tree-optimization/19917
16571         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
16572         to be potentially trapping.
16574 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
16576         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
16578 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
16580         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
16581         tem becomes a local variable which is set to the value of the
16582         back end defined INITIAL_FRAME_ADDRESS macro.
16583         (expand_builtin_frame_address): Omit the base parameter to
16584         expand_builtin_return_addr.
16585         (expand_builtin_profile_func): Likewise.
16586         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
16587         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
16588         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
16590 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
16592         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
16593         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
16594         * config/frv/frv.c (frv_function_epilogue): Likewise.
16596 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
16598         * lambda-code (perfect_nestify): Remove mark/unmark
16599         for rewriting hack.
16600         * tree-loop-linear.c (linear_transform_loops): Add
16601         rewrite_into_ssa call so that ssa is correct for
16602         rewriting into loop closed.
16604 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
16606         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
16607         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
16608         BITMAP_FREE.
16609         * bt-load.c (btr_def_live_range, combine_btr_defs,
16610         migrate_btr_def, migrate_btr_defs): Likewise.
16611         * cfgcleanup.c (thread_jump): Likewise.
16612         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
16613         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
16614         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
16615         df_rd_local_compute, df_reg_info_compute): Likewise.
16616         * dominance.c (init_dom_info, free_dom_info): Likewise.
16617         * flow.c (init_propagate_block_info,
16618         free_propagate_block_info): Likewise.
16619         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
16620         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
16621         modify_reg_pav): Likewise.
16622         * loop-invariant.c (find_defs, find_invariant_insn,
16623         find_invariants, free_inv_motion_data): Likewise.
16624         * predict.c (tree_predict_by_opcode,
16625         estimate_bb_frequencies): Likewise.
16626         * stmt.c (expand_case): Likewise.
16627         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
16628         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
16629         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
16630         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
16631         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
16632         rewrite_ssa_into_ssa): Likewise.
16633         * tree-optimize.c (tree_rest_of_compilation): Likewise.
16634         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
16635         analyze_edges_for_bb, perform_edge_inserts): Likewise.
16636         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
16637         * tree-sra.c (tree_sra): Likewise.
16638         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
16639         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
16640         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
16641         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
16642         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
16643         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
16644         Likewise.
16645         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
16646         calculate_live_on_entry, calculate_live_on_exit,
16647         build_tree_conflict_graph): Likewise.
16648         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
16649         record_important_candidates, set_use_iv_cost, find_depends,
16650         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
16651         tree_ssa_iv_optimize_finalize): Likewise.
16652         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
16653         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
16654         tree_duplicate_loop_to_header_edge): Likewise.
16655         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
16656         * tree-ssa.c (verify_flow_insensitive_alias_info,
16657         verify_name_tags, verify_ssa, init_tree_ssa,
16658         delete_tree_ssa): Likewise.
16659         * tree-ssanames.c (marked_ssa_names, init_ssanames,
16660         fini_ssanames): Likewise.
16661         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
16663 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
16665         * config/rs6000/t-rtems: Completely reworked.
16667 2005-02-17  Ira Rosen  <irar@il.ibm.com>
16669         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
16671 2005-02-17  Ira Rosen  <irar@il.ibm.com>
16673         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
16674         POINTER_TYPE_P when checking that type is a pointer.
16675         (vect_get_memtag): Remove.
16676         (vect_address_analysis): Use POINTER_TYPE_P. Call
16677         vect_object_analysis with dummy parameter for memtag.
16678         (vect_object_analysis): Extract memtag (functionality that
16679         used to be in vect_get_memtag and moved here). Fix printings.
16680         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
16681         with correct parameters. Remove call to vect_get_memtag.
16683 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
16685         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
16686         (tree-vectorizer.o): Added missing dependencies.
16688         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
16689         decleration.
16690         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
16691         declaration in tree-vectorizer.c, now has an extern declaration in
16692         tree-vectorizer.h).
16693         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16694         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16695         get_vectype_for_scalar_type, vect_is_simple_use,
16696         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16697         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
16698         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
16699         vectorizable_store, vectorizable_operation, vectorizable_assignment,
16700         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
16701         find_loop_location): Likewise.
16703         * tree-vectorizer.c (langhooks.h): #include removed.
16704         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
16705         moved to tree-vectorized.h.
16706         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16707         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
16708         get_vectype_for_scalar_type, vect_is_simple_use,
16709         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
16710         vect_supportable_dr_alignment, new_loop_vec_info,
16711         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
16712         vect_set_verbosity_level, find_loop_location): Likewise.
16714         (vect_analyze_loop): Function externalized. Declaration moved to
16715         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
16716         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
16717         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
16718         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
16719         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
16720         vect_enhance_data_refs_alignment, vect_analyze_operations,
16721         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
16722         vect_stmt_relevant_p, vect_get_loop_niters,
16723         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
16724         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
16725         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
16726         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
16727         vect_get_memtag): Likewise.
16729         (vectorizable_load): Function externalized. Declaration moved to
16730         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
16731         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
16732         vect_transform_loop): Likewise.
16733         (vect_transform_stmt): Moved to tree-vect-transform.c.
16734         (vect_align_data_ref, vect_create_destination_var,
16735         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
16736         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
16737         vect_get_vec_def_for_operand, vect_init_vector,
16738         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
16739         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
16740         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
16741         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
16742         vect_do_peeling_for_loop_bound): Likewise.
16744         * tree-vect-analyze.c: New file.
16745         * tree-vect-transform.c: New file.
16747 2005-02-17  Jason Merrill  <jason@redhat.com>
16749         PR mudflap/19319, c++/19317
16750         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
16751         slot explicit.
16753 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
16755         * doc/install.texi (Specific): Update link for Darwin-specific
16756         tool binary site.
16758 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
16760         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
16761         constant_boolean_node.
16763 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
16765         PR target/19019
16766         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
16767         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
16769 2005-02-16  Richard Henderson  <rth@redhat.com>
16771         PR 19920
16772         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
16773         with W_TYPE_SIZE.
16774         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
16775         replace uses with Wtype_MAXp1_F.
16776         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
16777         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
16778         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
16779         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
16780         and HAVE_TFMODE as appropriate.
16781         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
16782         (__floatdisf): Likewise.
16783         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
16784         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
16785         (Wtype_MAXp1_F): New.
16786         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
16787         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
16789 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
16791         * PR target/19162
16792         * arm.c (arm_apply_result_size): New function.
16793         * arm.h (APPLY_RESULT_SIZE): Define.
16794         * arm-protos.h (arm_apply_result_size): Add prototype.
16795         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
16796         (movxf): New expand.
16797         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
16798         (call_value_symbol): Remove predicate for operand 0.
16799         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
16800         (untyped_call): Rework to correclty return values for any type.
16801         (untyped_return): New expand.
16802         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
16804 2005-02-16  Stan Shebs  <shebs@apple.com>
16806         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
16807         * config/rs6000/t-darwin8: New, for 64-bit multilib.
16809 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
16811         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
16812         configure settings on Solaris 7 and later.
16814 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
16816         PR tree-optimization/19865
16817         * tree-optimize.c (init_tree_optimization_passes): Run
16818         pass_may_alias after pass_sra.
16820 2005-02-16  Richard Henderson  <rth@redhat.com>
16821             Stuart Hastings  <stuart@apple.com>
16823         PR debug/19521
16824         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
16825         Do nothing if debug info suppressed for this function.
16826         (dbxout_begin_function): Early exit if debug info suppressed for
16827         this function.
16829 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
16831         PR target/20007
16832         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
16833         find_basic_blocks.
16834         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
16836         PR tree-optimization/19967
16837         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
16838         expand_builtin_strchr, expand_builtin_strrchr): Take a new
16839         argument TYPE.  Adjust calls to fold_builtin_XXX.
16840         (expand_builtin, fold_builtin_1): Adjust calls to
16841         expand_builtin_XXX.
16842         (fold_builtin_strchr, fold_builtin_strpbrk,
16843         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
16844         result to a requested type TYPE.
16846 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
16848         PR middle-end/19857
16849         * fold-const.c (fold): Don't optimize (T)(x & cst) to
16850         (T)x & (T)cst if (T)cst overflows.
16851         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
16852         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
16854 2005-02-15  Jeff Law  <law@redhat.com>
16856         * gcse.c (blocks_with_calls): New bitmap.
16857         (alloc_gcse_mem): Allocate it.
16858         (free_gcse_mem): Free it.
16859         (clear_modifY_mem_tables): Clear it.
16860         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
16861         when we encounter CALL_INSNs.
16862         (compute_transp, case MEM): Handle blocks with calls separate
16863         from blocks without calls.  Use bitmap iterators rather than
16864         FOR_EACH_BB.
16866 2005-02-15  Peter O'Gorman  <peter@pogma.com>
16868         PR bootstrap/18810
16869         * mklibgcc.in (vis_hide): Use a temporary object file, not
16870         -o /dev/null.
16872 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
16874         PR target/19924
16875         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
16876         access optimization.
16878 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
16879             Alan Modra  <amodra@bigpond.net.au>
16881         PR target/19019
16882         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
16883         (_xlqsub): Rename to __gcc_qsub.
16884         (_xlqmul): Rename to __gcc_qmul.
16885         (_xlqdiv): Rename to __gcc_qdiv.
16886         Provide versioned symbol aliases with old names.
16887         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
16888         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
16889         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
16890         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
16891         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
16893 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
16895         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
16896         Fold ~(A - 1) and ~(A + -1) to -A.
16898 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
16900         PR pch/14940
16901         PR target/19300
16902         * config/host-linux.c (linux_gt_pch_use_address): Copy from
16903         config/pa/pa-host.c:pa_gt_pch_use_address.
16905 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
16907         * tree-vn.c (get_value_handle): Make sure that given an
16908         is_gimple_min_invariant expression, we always return it.
16910 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
16912         * passes.c (rest_of_handle_gcse): Fix a comment.
16914 2005-02-15  Jeff Law  <law@redhat.com>
16916         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
16917         bitmap.
16918         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
16919         (canon_list_insert, record_last_mem_set_info): Similarly.
16920         (clear_modify_mem_tables): Similarly.
16922 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
16924         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
16925         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
16926         config/mips/mips.md, config/rs6000/aix.h,
16927         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
16929 2005-02-15  Richard Henderson  <rth@redhat.com>
16931         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
16932         call to be best_edge.
16934 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
16936         * basic-block.h: Adjust the prototype for find_basic_blocks.
16937         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
16938         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
16939         find_basic_blocks.
16941         * flow.c (recompute_reg_usage): Remove all arguments.
16942         * passes.c (rest_of_compilation): Adjust the call to
16943         recompute_reg_usage.
16944         * rtl.h: Adjust the prototype for recompute_reg_usage.
16946 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
16948         * tree-dump.c (dump_files): Update to reflect new member
16949         of dump_file_info.
16950         (dump_register): Add new argument.
16951         Set glob name.
16952         (dump_switch_p_1): Check against glob name if doglob was passed.
16953         (dump_switch_p): Check against regular first, then glob if
16954         we didn't have any hits on the dump name.
16955         * tree-optimize.c (register_one_dump_file):
16956         Pass in glob name as well.
16957         * tree-pass.h (struct dump_file_info): Add glob
16958         member.
16960 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
16962         PR preprocessor/16323
16963         * doc/invoke.texi: Document that -Wendif-labels is on by default.
16965 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
16967         PR target/19019
16968         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
16969         (trunctfdf2_internal1): New.
16970         (trunctfdf2_internal2): Renamed from trunctfdf2.
16972 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
16974         PR tree-optimization/19853
16975         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
16977 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
16979         * passes.c (rest_of_handle_loop_optimize): Remove calls to
16980         delete_dead_jumptables and cleanup_cfg.
16982 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
16984         * reload.c (find_reloads): Swap address_reloaded flags when
16985         swapping commutative operands.
16987 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
16989         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
16990         Use standard_iv_increment_position for computing the bsi position
16991         for create_iv.
16992         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
16993         the bsi position.
16995 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
16997         PR target/17428
16998         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
16999         life range of hard registers.
17000         * value-prof.c (insn_prefetch_values_to_profile): Only
17001         scan normal insns.
17003         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17004         profile in libcalls.
17006 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
17008         * bitmap.h (bitmap_and_compl_into): Return bool.
17009         * bitmap.c (bitmap_and_compl_into): Return changed flag.
17011 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
17013         PR tree-optimization/19944
17014         * fold-const.c (fold): Re-add ABS_EXPR folding.
17016 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
17018         PR target/19019
17019         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17020         {TARGET,MASK}_XL_COMPAT.
17021         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
17022         MASK_XL_COMPAT.
17023         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17024         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17025         TARGET_XL_COMPAT.
17026         (rs6000_arg_partial_bytes): Same.
17027         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17028         and XL compatibility enabled.
17029         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17030         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17031         test to final condition.
17032         (cmptf_internal2): New.
17033         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17034         xl-compat.  Add TFmode information to description.
17036 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
17038         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17040 2005-02-13  Jason Merrill  <jason@redhat.com>
17042         PR c++/16405
17043         * fold-const.c (fold_indirect_ref_1): Split out from...
17044         (build_fold_indirect_ref): Here.
17045         (fold_indirect_ref): New fn.
17046         * tree.h: Declare it.
17047         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17048         (gimplify_modify_expr_rhs): Likewise.
17049         (gimplify_expr): Likewise.
17051 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
17053         PR tree-optimization/14303
17054         PR tree-optimization/15784
17055         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17056         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
17057         ABS_EXPR<x> != 0 to x != 0.
17059 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
17061         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17062         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
17063         spelling conventions.
17065         * passes.c (rest_of_handle_gcse): Don't run cse_main and
17066         delete_trivially_dead_insns too many times.
17068         * passes.c (rest_of_handle_gcse): Remove dead assignments to
17069         tem and tem2.
17071 2005-02-12  Ira Rosen  <irar@il.ibm.com>
17073         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17074         (vect_is_simple_iv_evolution): Remove redundant parameter
17075         and step check.
17076         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17077         without last parameter.
17078         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17079         Return pointer step. Call vect_is_simple_iv_evolution without
17080         last parameter. Check only that the step is multiple of size
17081         type. Remove stmt_vinfo updates.
17082         (vect_get_memtag_and_dr): Remove.
17083         (vect_get_memtag): New function.
17084         (vect_address_analysis): New function.
17085         (vect_object_analysis): New function.
17086         (vect_analyze_data_refs): Call vect_object_analysis and
17087         vect_get_memtag. Update stmt_vinfo fields.
17089 2005-02-12  Ira Rosen  <irar@il.ibm.com>
17091         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17092         exist and are objects. Remove checks for pointer.
17093         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17094         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17095         (vect_create_data_ref_ptr): Likewise.
17096         (vect_base_addr_differ_p): New function.
17097         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17098         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17099         Don't set the DR_BASE_NAME field of data-ref.
17100         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17102 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
17104         * optabs.h (enum optab_index): Add new OTI_ldexp.
17105         (ldexp_optab): Define corresponding macro.
17106         * optabs.c (init_optabs): Initialize ldexp_optab.
17107         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17108         patterns.
17109         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17110         using ldexp_optab.
17111         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17112         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17114         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17115         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17116         intrinsics.
17118 2005-02-12  Ira Rosen  <irar@il.ibm.com>
17120         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17121         to base_address.
17122         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17123         stmt_vec_info.
17124         (vect_get_base_and_offset): Always return an address.
17125         (vect_create_addr_base_for_vector_ref): Remove treatment for
17126         different data reference types.
17127         (vect_compute_data_ref_alignment): Rename base to base_address in
17128         stmt_vec_info. Get the object in order to force its alignment.
17129         (vect_get_memtag_and_dr): Rename base to base_address in
17130         stmt_vec_info. Extract the object for memtag analysis.
17132 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
17134         PR regression/19898.
17135         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17136         changes cc_status, use apply modified_in_p to part of cc_status
17137         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17138         body.
17140 2005-02-11  Richard Henderson  <rth@redhat.com>
17142         * tree-complex.c (expand_complex_libcall): New.
17143         (expand_complex_multiplication): Use it for c99 compliance.
17144         (expand_complex_division): Likewise.
17145         * fold-const.c (fold_complex_add, fold_complex_mult): New.
17146         (fold): Call them.
17147         * builtins.c (built_in_names): Remove const.
17148         * tree.c (build_common_builtin_nodes): Build complex arithmetic
17149         builtins.
17150         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17151         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17152         (built_in_names): Remove const.
17153         * c-common.c (c_common_type_for_mode): Handle complex modes.
17154         * flags.h, toplev.c (flag_complex_method): Rename from
17155         flag_complex_divide_method.
17156         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17157         __mulsc3, __muldc3, __mulxc3, __multc3): New.
17158         * libgcc2.h: Declare them.
17159         * libgcc-std.ver: Export them.
17160         * mklibgcc.in (lib2funcs): Build them.
17162 2005-02-11  Steven Bosscher  <stevenb@suse.de>
17164         PR tree-optimization/19876
17165         Partially revert my change from 2005-01-14
17166         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17167         (compute_antic): ...and remove the loop here.
17169 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
17171         PR middle-end/19858
17172         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17173         is number of inner's bits, avoid creating a BIT_FIELD_REF.
17175         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17176         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
17178 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
17180         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17181         offsets for the big-endian 32-bit case.
17183 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
17185         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17187 2005-02-11  Dale Johannesen  <dalej@apple.com>
17189         * cselib.c (cselib_process_insn):  Clear out regs where
17190         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17191         * reload.c (find_equiv_reg): Ditto.
17193 2005-02-11  Ian Lance Taylor  <ian@airs.com>
17195         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17196         with no elements.
17198         * tree.c (build_function_type_list): Work correctly if there are
17199         no arguments.
17201 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
17203         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17204         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17205         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17206         TARGET_ZARCH instead of TARGET_64BIT.
17208 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
17210         * config/rs6000/t-rtems:
17211         (MULTILIB_OPTIONS): Remove mcpu=602.
17212         (MUTLILIB_DIRNAMES): Remove m602.
17213         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17214         Let mcpu=602 match mcpu=603.
17215         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17217 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
17219         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17220         signal trampolines.
17222 2005-02-10  David Daney  <ddaney@avtrex.com>
17224         * config/alpha/linux-unwind.h: Add exception clause to copyright.
17225         * config/i386/linux-unwind.h: Likewise.
17226         * config/ia64/linux-unwind.h: Likewise.
17227         * config/mips/linux-unwind.h: Likewise.
17228         * config/pa/linux-unwind.h: Likewise.
17229         * config/rs6000/linux-unwind.h: Likewise.
17230         * config/s390/linux-unwind.h: Likewise.
17231         * config/sh/linux-unwind.h: Likewise.
17232         * config/sparc/linux-unwind.h: Likewise.
17234 2005-02-10  Steven Bosscher  <stevenb@suse.de>
17236         PR tree-optimization/17549
17237         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17238         TER to replace a DEF with its expression if the DEF and the
17239         rhs of the expression we replace into have the same root
17240         variable.
17242 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
17244         * config/mips/mips.md: Fix the placement of the match_scratch in the
17245         lea64 peephole2.
17247 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
17249         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17250         Fix comment typos.
17252 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
17254         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17255         (strip_offset): Handle addresses.
17256         (add_address_candidates): Use strip_offset.
17257         (difference_cost): Reflect strip_offset change.
17258         (force_var_cost, difference_cost): Strip nops.
17260 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
17262         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17264         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17265         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17266         config/cris/cris-protos.h, config/cris/cris.c: Update
17267         copyright.
17269 2005-02-10  Jeff Law  <law@redhat.com>
17271         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17272         (lookup_avail_expr): Similarly.
17274 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
17276         * builtins.c (fold_builtin_powi): New function.
17277         (fold_builtin_1): Call it.
17279 2005-02-10  Steven Bosscher  <stevenb@suse.de>
17281         PR documentation/19309
17282         * doc/cpp.texi: The __GNUC__ and related predefined macros
17283         are also defined for the "standalone" cpp.
17284         Some non-GCC compilers may also define __GNUC__.
17286 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
17288         PR c/19342
17289         * c-typeck.c (common_type): New routine.  Old common_type renamed
17290         to...
17291         (c_common_type): ...this.
17292         (build_conditional_expr, build_binary_op): Use c_common_type instead
17293         of common_type.
17295 2005-02-10  Steven Bosscher  <stevenb@suse.de>
17297         * doc/md.texi: Replace @samp{length} with @code{length}.
17299 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
17301         PR tree-optimization/18687
17302         * tree-flow.h (find_loop_niter): Declare.
17303         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17304         Try using scev even for loops with more than one exit.
17305         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17306         (struct ivopts_data): Added niters field.
17307         (struct nfe_cache_elt): New.
17308         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17309         functions.
17310         (tree_ssa_iv_optimize_init): Initialize niters cache.
17311         (determine_number_of_iterations): Removed.
17312         (find_induction_variables): Do not call determine_number_of_iterations.
17313         Access niters for single exit through niter_for_single_dom_exit.
17314         (add_iv_outer_candidates): Access niters for single exit through
17315         niter_for_single_dom_exit.
17316         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
17317         number_of_iterations_cond.
17318         (iv_period): New function.
17319         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17320         (may_replace_final_value): Take data argument.  Use
17321         niter_for_single_dom_exit.
17322         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17323         (rewrite_use_compare): Pass data to may_eliminate_iv.
17324         (rewrite_use_outer): Pass data to may_replace_final_value.
17325         (free_loop_data): Clean up the niters cache.
17326         (tree_ssa_iv_optimize_finalize): Free the niters cache.
17327         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17328         * tree-ssa-loop-niter.c (find_loop_niter): New function.
17329         (find_loop_niter_by_eval): Use tree_int_cst_lt.
17330         (num_ending_zeros): Moved to tree.c.
17331         * tree.h (num_ending_zeros): Declare.
17332         * tree.c (num_ending_zeros): Moved from tree.c.
17334 2005-02-09  Richard Henderson  <rth@redhat.com>
17336         * builtins.c (DEF_BUILTIN): Add COND argument.
17337         * tree.h (DEF_BUILTIN): Likewise.
17338         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17339         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17340         match.
17341         (DEF_BUILTIN_STUB): New.
17342         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17343         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17344         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17345         * c-common.c (DEF_BUILTIN): Add COND argument.
17346         * tree.c (local_define_builtin): New.
17347         (build_common_builtin_nodes): New.
17349 2005-02-09  Roger Sayle  <roger@eyesopen.com>
17351         * fold-const.c (fold_strip_sign_ops): New function to simplify a
17352         floating point expression ignoring the sign of the result.
17353         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17354         (fold) <MULT_EXPR>: Use it to simplify x*x.
17355         * tree.h (fold_strip_sign_ops): Prototype here.
17356         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17357         argument.  Use fold_strip_sign_ops to simplify the first argument.
17358         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
17359         first argument when the second argument is an even integer
17360         constant, but only with -funsafe_math_optimizations.
17361         (fold_builtin_1): Update call to fold_builtin_copysign.
17363 2005-02-09  Ian Lance Taylor  <ian@airs.com>
17365         PR middle-end/19583
17366         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17367         just check whether EH_FILTER_FAILURE falls through.
17369 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
17371         * gcc/haifa-sched.c (schedule_block): Make queued sched group
17372         insns return to ready list in the next turn.
17374 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
17376         PR middle-end/19402
17377         * builtins.def: New __builtin_powi[lf].
17378         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17379         (expand_builtin_powi): New function.
17380         (expand_builtin): Dispatch to expand_builtin_powi.
17381         * libgcc2.h: Add prototypes for __builtin_powi[lf].
17382         * libgcc2.c: Add __builtin_powi[lf] implementation.
17383         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17384         * optabs.h: Add powi_optab.
17385         * optabs.c (init_optabs): Initialize powi_optab.
17386         * doc/extend.texi: Document __builtin_powi[lf].
17388 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
17390         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17391         exists.
17393 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
17395         PR middle-end/19854
17396         * fold-const.c (try_move_mult_to_index): Remove redundant
17397         type argument.  Create ADDR_EXPR with correct type.
17398         (fold): Update callers of try_move_mult_to_index.  Convert
17399         result to the appropriate type.
17401 2005-02-09  Roger Sayle  <roger@eyesopen.com>
17403         PR target/19597
17404         * config/avr/avr.c (default_rtx_costs): Delete.
17405         (avr_operand_rtx_cost): New function.
17406         (avr_rtx_costs): Completely rewrite.
17408 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
17410         PR target/19806
17411         * config/cris/cris.c (in_code): New variable.
17412         (cris_output_addr_const): Now a static function, a wrapper for
17413         output_addr_const.
17414         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17415         case from old cris_output_addr_const.
17416         (cris_asm_output_label_ref): Similar for LABEL_REF.
17417         (cris_output_addr_const_extra): Similar for UNSPEC.
17418         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17419         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17420         * config/cris/cris-protos.h (cris_output_addr_const): Remove
17421         declaration.
17422         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17423         (cris_asm_output_label_ref): Declare.
17425 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
17427         PR preprocessor/19801
17428         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17429         filenames that changed when libcpp was moved to the toplevel.
17431 2005-02-07  Roger Sayle  <roger@eyesopen.com>
17433         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17434         zero extensions of BImode operands.  Call lowpart_subreg instead
17435         of gen_lowpart_common and gen_lowpart_SUBREG.
17437 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
17439         PR ada/19489
17440         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17441         * configure.ac: Set cc_for_cross_gnattools.
17442         * configure: Regenerate.
17444 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
17446         PR target/19803
17447         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17449 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
17451         PR debug/19327
17452         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17453         of nested functions.
17455 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
17457         * doc/extend.texi: Document deprecated extensions allowing
17458         static floating-point members to have initializers and allowing
17459         floating-point literals in integral constant expressions.
17461 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
17463         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17464         config/darwin7.h, config/mips/mips.c,
17465         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17466         Update copyright.
17468         * cse.c: Update comments.
17470 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
17472         PR middle-end/19775
17473         * builtins.c (fold_builtin_sqrt): Transform
17474         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17475         pow(x,y*0.5).
17477 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
17478             Dorit Naishlos  <dorit@il.ibm.com>
17480         * doc/invoke.texi (ftree-vectorizer-verbose): New.
17481         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17482         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17483         was added.
17484         * tree.h (vect_set_verbosity_level): New extern function declaration
17485         added.
17486         * tree-vectorizer.h (verbosity_levels): New enum type.
17487         * tree-vectorizer.c (vect_debug_stats): Function removed.
17488         (vect_debug_details): Likewise.
17489         (vect_verbosity_level): Global variable was defined and initialized.
17490         (vect_dump): Global variable definition.
17491         (vect_print_dump_info): New function.
17492         (vect_set_dump_settings): New function.
17493         (vect_set_verbosity_level): New function.
17494         (vectorize_loops): Add call to vect_set_dump_settings.
17496         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17497         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17498         (slpeel_tree_peel_loop_to_edge): Likewise.
17500         (vect_analyze_offset_expr): Call to vect_print_dump_info with
17501         appropriate verbosity level instead of call to vect_debug_details
17502         or vect_debug_stats.
17503         (vect_get_base_and_offset):
17504         (vect_create_addr_base_for_vector_ref):
17505         (get_vectype_for_scalar_type):
17506         (vect_create_data_ref_ptr):
17507         (vect_init_vector):
17508         (vect_get_vec_def_for_operand):
17509         (vect_finish_stmt_generation):
17510         (vectorizable_assignment):
17511         (vectorizable_operation):
17512         (vectorizable_store):
17513         (vectorizable_load):
17514         (vect_transform_stmt):
17515         (vect_update_ivs_after_vectorizer):
17516         (vect_do_peeling_for_loop_bound):
17517         (vect_update_inits_of_drs):
17518         (vect_do_peeling_for_alignment):
17519         (vect_transform_loop):
17520         (vect_is_simple_use):
17521         (vect_analyze_operations):
17522         (vect_is_simple_iv_evolution):
17523         (vect_analyze_scalar_cycles):
17524         (vect_analyze_data_ref_dependence):
17525         (vect_analyze_data_ref_dependences):
17526         (vect_compute_data_ref_alignment):
17527         (vect_enhance_data_refs_alignment):
17528         (vect_analyze_data_refs_alignment):
17529         (vect_analyze_data_ref_access):
17530         (vect_analyze_data_ref_accesses):
17531         (vect_analyze_pointer_ref_access):
17532         (vect_get_memtag_and_dr):
17533         (vect_analyze_data_refs):
17534         (vect_mark_relevant):
17535         (vect_stmt_relevant_p):
17536         (vect_mark_stmts_to_be_vectorized):
17537         (vect_can_advance_ivs_p):
17538         (vect_get_loop_niters):
17539         (vect_analyze_loop_form):
17540         (vect_analyze_loop):
17541         (vectorize_loops): Likewise.
17543         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17544         (vect_update_inits_of_drs):
17545         (vect_do_peeling_for_alignment):
17546         (vect_transform_loop):
17547         (vect_analyze_operations):
17548         (vect_analyze_scalar_cycles):
17549         (vect_analyze_data_ref_dependences):
17550         (vect_analyze_data_refs_alignment):
17551         (vect_analyze_data_ref_accesses):
17552         (vect_analyze_data_refs):
17553         (vect_mark_stmts_to_be_vectorized):
17554         (vect_get_loop_niters):
17555         (vect_analyze_loop_form):
17556         (vect_analyze_loop): Likewise.
17557         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17559 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
17561         PR bootstrap/19796
17562         Revert:
17563         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
17564         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17565         either -ffast-math or -funsafe-math-optimizations is in use.
17567         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
17568         * config/mips/irix-csr.c: New file.
17569         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
17570         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
17571         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
17572         executables.
17574 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
17576         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
17577         redundant, incorrect definitions.
17579         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
17580         expand.
17581         ("*tls_indirect_call"): New, reference hard regs directly.
17582         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
17584 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
17586         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
17587         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
17589 2005-02-06  Roger Sayle  <roger@eyesopen.com>
17591         PR rtl-optimization/19800
17592         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
17593         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
17594         gen_lowpart.
17596 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
17598         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
17600 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
17602         PR other/17135
17603         * doc/invoke.texi: Correct documentation of -freorder-functions.
17605 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17607         PR other/14402
17608         * doc/invoke.texi: Don't mention gccbug.
17610 2005-02-06  Roger Sayle  <roger@eyesopen.com>
17611             Andrew Pinski  <pinskia@physics.uc.edu>
17612             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
17614         * simplify-rtx.c (simplify_relational_operation_1): Simplify
17615         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
17616         into just (zero_extract:SI FOO (const_int 1) BAR).
17618 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17620         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
17621         macro locally.  Don't give last revision date.  Use GCC version
17622         number from gcc-common.texi.
17623         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
17624         revision date.  Use GCC version number from gcc-common.texi.
17625         Describe being a library as current state rather than as 3.x
17626         history.
17627         * doc/gcc.texi: Remove last update date.
17628         * doc/gccint.texi: Likewise.  Update copyright dates.
17629         * doc/install.texi: Update copyright dates.
17631 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
17633         PR other/7549
17634         * doc/invoke.texi: Mention for each option included in -Wall that
17635         it is included in -Wall.
17636         * doc/gcc.texi: Update copyright and last modification date.
17638 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
17640         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
17641         unnecessary cast to original induction variable increments.
17643 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
17645         PR tree-optimization/18219
17646         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
17647         in distributed form.
17649 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
17651         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
17652         Set bitpos and offset later in the function.  Do nothing if the
17653         target is a register and if the bitfield lies completely outside
17654         that register.
17655         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
17656         here.  Return an uninitialised register if the source value is stored
17657         in a register and the bitfield lies completely outside that register.
17659 2005-02-06  Steven Bosscher  <stevenb@suse.de>
17661         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
17662         not SET_DEST.
17664 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
17666         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
17668 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
17670         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
17671         * config/darwin8.h: New.
17672         * config/darwin7.h: Update comment.
17674 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
17675             Dorit Naishlos  <dorit@il.ibm.com>
17677         * tree-vectorizer.h (LOC): New type.
17678         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
17679         (loop_line_number): New field in struct _loop_vec_info.
17680         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
17682         * tree-vectorizer.c (input.h): Included.
17683         (find_loop_location): New function.
17684         (vect_debug_stats): Argument changed from loop to LOC. Computation of
17685         loop line number removed.
17686         (vect_debug_details): Likewise.
17687         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
17689         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
17690         call to vect_debug_details/stats changed from loop to loop_loc.
17691         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17692         (slpeel_tree_peel_loop_to_edge): Likewise.
17694         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
17695         changed from NULL to UNKNOWN_LOC.
17696         (vect_get_base_and_offset):
17697         (vect_create_addr_base_for_vector_ref):
17698         (get_vectype_for_scalar_type):
17699         (vect_create_data_ref_ptr):
17700         (vect_init_vector):
17701         (vect_get_vec_def_for_operand):
17702         (vect_finish_stmt_generation):
17703         (vectorizable_assignment):
17704         (vectorizable_operation):
17705         (vectorizable_store):
17706         (vectorizable_load):
17707         (vect_transform_stmt):
17708         (vect_update_ivs_after_vectorizer):
17709         (vect_do_peeling_for_loop_bound):
17710         (vect_do_peeling_for_alignment):
17711         (vect_transform_loop):
17712         (vect_is_simple_use):
17713         (vect_analyze_operations):
17714         (vect_is_simple_iv_evolution):
17715         (vect_analyze_scalar_cycles):
17716         (vect_analyze_data_ref_dependences):
17717         (vect_compute_data_ref_alignment):
17718         (vect_enhance_data_refs_alignment):
17719         (vect_analyze_data_ref_access):
17720         (vect_analyze_data_ref_accesses):
17721         (vect_analyze_pointer_ref_access):
17722         (vect_get_memtag_and_dr):
17723         (vect_analyze_data_refs):
17724         (vect_mark_relevant):
17725         (vect_stmt_relevant_p):
17726         (vect_mark_stmts_to_be_vectorized):
17727         (vect_can_advance_ivs_p):
17728         (vect_get_loop_niters):
17729         (vect_analyze_loop):
17730         (vectorize_loops): Likewise.
17732         (vectorizable_load): Argument in call to vect_debug_details/stats
17733         changed from loop to LOOP_LOC (loop_vinfo).
17734         (vect_transform_loop):
17735         (vect_analyze_operations):
17736         (vect_analyze_scalar_cycles):
17737         (vect_analyze_data_ref_dependence):
17738         (vect_enhance_data_refs_alignment):
17739         (vect_analyze_data_ref_accesses):
17740         (vect_analyze_pointer_ref_access):
17741         (vect_analyze_data_refs):
17742         (vect_analyze_loop): Likewise.
17744         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
17745         changed from loop to loop_loc.
17747         (vect_enhance_data_refs_alignment): Removed unused variable loop.
17749 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
17750             Dorit Naishlos  <dorit@il.ibm.com>
17752         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
17753         declaration added.
17754         (vect_analyze_data_ref_dependences): Likewise.
17756         (vect_is_simple_use): Argument changed from loop structure to
17757         loop_vect_info structure.
17758         (vect_can_advance_ivs_p): Likewise.
17759         (vect_create_index_for_vector_ref): Likewise.
17760         (vect_update_ivs_after_vectorizer): Likewise.
17761         (new_stmt_vec_info): Likewise.
17763         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
17764         changed from loop to loop_vinfo.
17765         (vect_create_data_ref_ptr): First argument in call to
17766         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
17767         (vectorizable_assignment): Second argument in call to vect_is_simple_use
17768         was changed from loop to loop_vinfo.
17769         (vectorizable_operation): Likewise.
17770         (vectorizable_store): Likewise.
17771         (vect_mark_stmts_to_be_vectorized): Likewise.
17772         (vect_do_peeling_for_loop_bound): First argument in call to
17773         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
17774         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
17775         was changed from loop to loop_vinfo.
17776         (vect_analyze_data_ref_dependences): Third argument in call to
17777         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
17779         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
17780         (vect_create_data_ref_ptr): Likewise.
17781         (vect_init_vector): Likewise.
17782         (vect_get_vec_def_for_operand): Likewise.
17783         (vectorizable_assignment): Likewise.
17784         (vectorizable_operation): Likewise.
17785         (vectorizable_store): Likewise.
17786         (vectorizable_load): Likewise.
17787         (vect_update_ivs_after_vectorizer): Likewise.
17788         (vect_is_simple_use): Likewise.
17789         (vect_analyze_data_ref_dependence): Likewise.
17790         (vect_analyze_pointer_ref_access): Likewise.
17791         (vect_can_advance_ivs_p): Likewise.
17793         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
17794         before _stmt_vec_info.
17795         (_stmt_vec_info): Loop field replaced by loop_vec_info.
17796         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
17797         (new_stmt_vec_info): Argument changed from loop structure to
17798         loop_vect_info structure
17800         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
17801         (vect_analyze_offset_expr): Avoid 80 columns overflow.
17802         (vect_create_addr_base_for_vector_ref): Likewise.
17803         (vect_analyze_pointer_ref_access): Likewise.
17805 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
17807         PR tree-opt/19768
17808         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
17809         phi flag if the phi is abnormal.
17811 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
17813         PR tree-opt/19736
17814         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
17815         information for the new statement.
17817 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
17819         PR driver/19117
17820         * gcc.c (main): Include the target in -v output.
17822 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
17824         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
17825         Do not drop the extend if we'd have to add a paradoxical subreg
17826         later.  Include optabs.h and insn-codes.h.
17827         * Makefile.in (combine.o): Depend on $(OPTABS_H).
17829 2005-02-02  Roger Sayle  <roger@eyesopen.com>
17831         PR middle-end/19405
17832         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
17833         * fold-const.c (const_binop): Avoid constant folding floating
17834         point operations in modes that use composite representations.
17835         * simplify-rtx.c (simplify_binary_operation): Likewise.
17837 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
17839         * config/rs6000/altivec.md (altivec_dst): Make the first operand
17840         a REG, not a MEM.
17841         (altivec_dstt): Likewise.
17842         (altivec_dstst): Likewise.
17843         (altivec_dststt): Likewise.
17844         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
17845         of first operand.
17847 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17849         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
17850         EXPR_LOCUS from orig_cond to the new cond_stmt.
17851         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
17852         the new vec_stmt.
17854 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17856         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
17857         standard_iv_increment_position. Remove call to bsi_next
17858         (no need to bump the iterator anymore).
17859         (vect_create_index_for_vector_ref): Call
17860         standard_iv_increment_position. Remove second function argument.
17861         (vect_finish_stmt_generation): Remove call to bsi_next
17862         (no need to bump the iterator anymore).
17863         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
17864         to vect_create_index_for_vector_ref.
17866 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
17868         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
17869         phis are used out of the loop.
17871 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
17873         PR c/17807
17874         * c-decl.c (undef_nested_function): New variable.
17875         (pop_scope): Diagnose undefined nested functions.
17876         (finish_function): Don't attempt cgraph processing or genericizing
17877         if current top-level function contained an undefined nested
17878         function.  Reset undef_nested_function at the end of a top-level
17879         function.
17881 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
17883         * tree.c (build_int_cst_type): Take sign of the value into account
17884         when deciding whether sign extend the value.
17886 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17888         PR c/18502
17889         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
17890         (cpp_options, cc1_options): Change %{std*&ansi} to
17891         %{std*&ansi&trigraphs}.
17893 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
17895         * cse.c: Update comments.
17897 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
17899         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
17900         arguments go on the stack.  Do not put complex doubles in odd/even
17901         pairs.
17903 2005-02-02  Steven Bosscher  <stevenb@suse.de>
17905         * doc/invoke.texi: Update the options enabled at -O1, -O2,
17906         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
17907         -ftree-pre, and -fthread-jumps.
17909 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
17911         PR tree-optimization/19578
17912         * tree-flow.h (modified_noreturn_calls): Declare.
17913         (noreturn_call_p): Declare.
17914         * tree-flow-inline.h (noreturn_call_p): New function.
17915         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
17916         * tree-cfg.c (modified_noreturn_calls): New variable.
17917         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
17918         that contain a mid-block noreturn call.
17919         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
17921 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
17923         * df.c (df_def_record_1, df_uses_record): Don't use
17924         DF_FOR_REGALLOC.
17925         * df.h (DF_FOR_REGALLOC): Remove.
17927 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17929         PR c/19435
17930         * c-typeck.c (really_start_incremental_init): Reset
17931         constructor_max_index for arrays of incomplete type.
17933 2005-02-02  Jeff Law  <law@redhat.com>
17935         * gcse.c (struct reg_set): Store the block index where the register
17936         was set rather than the setting insn.
17937         (record_one_set, compute_transp): Corresponding changes.
17938         (pre_insert_copy_insn): Do not call replace_one_set.
17939         (replace_one_set): Remove.
17941 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
17943         PR other/15514
17944         * doc/gcov.texi: Fix typo.
17946 2005-02-01  Richard Henderson  <rth@redhat.com
17948         PR target/19680
17949         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
17950         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
17951         type to bool.
17952         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
17953         * config/i386/i386-protos.h: Update.
17955 2005-02-01  Steven Bosscher  <stevenb@suse.de>
17957         PR tree-optimization/19217
17958         * tree-cfg.c (verify_expr): Use the data field to see if TP was
17959         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
17960         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
17961         that it is walking a PHI node.
17963 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
17965         * doc/extend.texi (Nested Functions): Update.
17967 2005-02-01  Richard Henderson  <rth@redhat.com>
17969         PR 19696
17970         * optabs.c (expand_copysign_absneg): Export.
17971         * optabs.h (expand_copysign_absneg): Declare.
17972         * config/rs6000/rs6000.md (copysigntf3): New.
17974 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
17976         PR tree-optimization/19633
17977         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
17978         * tree-ssa-alias.c (init_alias_info): Initialize.
17979         (merge_pointed_to_info): Set.
17980         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
17981         (dump_points_to_info_for): Show value of pt_null.
17982         (struct count_ptr_d): Declare.
17983         (find_ptr_dereference): Remove.
17984         (ptr_is_dereferenced_by): Remove.
17985         (count_ptr_derefs): New local function.
17986         (count_uses_and_derefs): New local function.
17987         (compute_points_to_and_addr_escape): Call it.  If the number
17988         of dereferences is greater than zero, mark the pointer as
17989         dereferenced.  If there are fewer dereferences than uses of
17990         the pointer, the pointer's value escapes.
17992 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
17994         PR tree-optimization/19670
17995         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
17996         here...
17997         (verify_use): ... set it here, instead.
17999 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
18001         * doc/sourcebuild.texi (Test directives): Fix formatting.
18003         * doc/sourcebuild.texi (Test directives): Describe selector
18004         expressions.
18006 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
18008         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18009         specific 64-bit CPUs.
18011 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
18013         PR target/16201
18014         * arm.c (arm_eliminable_register): New function.
18015         (adjacent_mem_locations): Don't allow eliminable registers.  Use
18016         HOST_WIDE_INT for address offsets.
18017         * arm-protos.h (arm_eliminable_register): Add prototype.
18019 2005-02-01  Steven Bosscher  <stevenb@suse.de>
18021         PR optimization/15242
18022         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18023         * basic-block.h (duplicate_computed_gotos): Add prototype.
18024         * bb-reorder.c (duplicate_computed_gotos): New function to
18025         duplicate sufficiently small blocks ending in a computed jump.
18026         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18027         if not optimizing for size.
18028         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18029         never do tail merging for blocks ending in a computed jump.
18030         * doc/invoke.texi: Document the max-goto-duplication-insns param.
18032 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
18034         Patch from Richard Sandiford <rsandifo@redhat.com>
18035         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18036         from inheriting a subreg equivalence with a non-spill register.
18038         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18040 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
18042         * config/frv/frv.c (movcc_fp_destination_operand): New.
18043         (gpr_or_memory_operand): Fix typo in comment.
18044         (gpr_or_memory_operand_with_scratch): New.
18045         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18046         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18047         movcc_fp_destination_operand.
18048         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18049         Legitimize memory addresses using a scratch register.
18051 2005-01-31  Jeff Law  <law@redhat.com>
18053         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18054         bitmap a sparse bitmap instead of a simple bitmap.
18055         (mark_def_sites_initialize_block):  Corresponding changes.
18056         (ssa_mark_def_sites_initialize_block): Likewise.
18057         (ssa_mark_phi_uses): Likewise.
18058         (mark_def_site, ssa_mark_def_sites): Likewise.
18059         (mark_def_site_blocks): Likewise.
18060         (rewrite_ssa_into_ssa): Likewise.
18062         * tree-ssa-dom.c (record_cond): Pass correct variable type
18063         for last argument to htab_find_slot_with_hash.
18065         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18066         effects when optimizing 0 % X.  Do not try to optimize X % 0.
18068 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
18070         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18071         1_mmalua.
18073 2005-02-01  Eric Christopher  <echristo@redhat.com>
18075         * config/mips/mips.c (override_options): Warn if -mint64
18076         is used.
18077         * doc/invoke.texi (MIPS Options): Document that -mint64 is
18078         deprecated.
18080 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
18082         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
18083         timestamp.
18084         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18085         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18086         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18087         (cached_regno): Initialize to INVALID_REGNUM.
18088         (cse_reg_info_table_size,
18089         cse_reg_info_table_first_uninitialized,
18090         cse_reg_info_timestamp): New.
18091         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18092         get_cse_reg_info.
18093         (init_cse_reg_info, get_cse_reg_info_1): New.
18094         (get_cse_reg_info): Cache the last look-up.
18095         (new_basic_block): Update the code to clear mappings from
18096         registers to cse_reg_info entries.
18097         (cse_main): Call init_cse_reg_info.
18099         * cse.c (get_cse_reg_info): Update a comment.
18101 2005-01-31  Steven Bosscher  <stevenb@suse.de>
18103         PR c/19333
18104         * c-decl.c (start_decl): Do not warn about arrays of elements with
18105         an incomplete type here.
18106         (grokdeclarator): Do it here by making a pedwarn an error.
18107         * c-typeck.c (push_init_level): If there were previous errors with
18108         the constructor type, do not warn about braces for initializers.
18109         (process_init_element): Likewise for excess initializer elements.
18111 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
18113         * cse.c (delete_trivially_dead_insn): Don't iterate.
18115 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
18117         * config/rs6000/rs6000.md (copysignsf3): New expand.
18118         (copysigndf3): Likewise.
18120 2005-01-31  Steven Bosscher  <stevenb@suse.de>
18122         * recog.c (constrain_operands): Only look for earlyclobber operand
18123         conflicts if an '&' constraint was seen.
18125 2005-01-31  Marc Espie <espie@openbsd.org>
18127         * config.gcc: Don't include embedded systems fragment, switches default
18128         debugging format to ELF.
18129         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18130         longer pick it up there.
18132 2005-01-31  Dale Johannesen  <dalej@apple.com>
18134         * doc/extend.texi (nested functions): Fix linkage description.
18135         Clarify that static is not allowed.
18137 2005-01-31  Dale Johannesen  <dalej@apple.com>
18139         * config/rs6000/darwin.md (movsf_low_di):  Make work.
18140         (movdf_low_di):  Make work.
18142 2005-01-31  Dale Johannesen  <dalej@apple.com>
18144         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18145         Make work for 64 bit.
18147 2005-01-31  Roger Sayle  <roger@eyesopen.com>
18148             Dale Johannesen  <dalej@apple.com>
18150         PR middle-end/19650
18151         * fold-const.c (fold_binary_op_with_conditional_arg):
18152         Make types match original operands, before STRIP_NOPS.
18154 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
18156         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18157         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
18158         (struct gcc_sigcontext): Delete.  Merge contents to..
18159         (struct gcc_ucontext): ..here.
18160         (get_sigcontext): Delete.
18161         (get_regs): New function, like get_sigcontext but return regs ptr.
18162         64-bit version finds regs from r1 to support vdso.
18163         (ppc_linux_aux_vector): New function.
18164         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
18165         and vector regs.
18167 2005-01-31  Ira Rosen  <irar@il.ibm.com>
18169         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18170         sizetype.
18171         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18172         redundant fold. Fix misalignment for MINUS_EXPR.
18173         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18174         (vect_analyze_pointer_ref_access): Likewise.
18175         (vect_get_memtag_and_dr): Likewise.
18177 2005-01-31  Richard Henderson  <rth@redhat.com>
18179         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18180         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18181         absnegdf2_i387, absnegxf2_i387): Likewise.
18183 2005-01-31  Richard Henderson  <rth@redhat.com>
18185         PR 19696
18186         * optabs.c (expand_copysign_absneg): New.
18187         (expand_copysign_bit): Split out from ...
18188         (expand_copysign): ... here.  Use expand_copysign_absneg.
18190 2005-01-30  Roger Sayle  <roger@eyesopen.com>
18192         PR middle-end/19697
18193         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18194         constant as the second operand and a register as the third.
18196 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
18198         PR target/19704
18199         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
18200         that dllimport'd functions do not use all call-clobbered registers
18201         to pass parameters.
18203 2005-01-30  Richard Henderson  <rth@redhat.com>
18205         PR 19696
18206         * optabs.c (expand_absneg_bit): Split out from expand_unop and
18207         expand_abs_nojump and generalize.  Use operand_subword and
18208         emit_no_conflict_block.  Support large modes.
18209         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
18210         back to maximum.
18211         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
18212         negation to subtraction.
18213         (expand_copysign): Check that the format has signed zeros.
18214         Use operand_subword and emit_no_conflict_block.  Support large modes.
18216 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
18218         Fix PR tree-optimization/19624
18220         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18221         * tree-ssa-pre.c: Add cfgloop.h.
18222         Update comment.
18223         (pre_stats): New member, constified.
18224         (inserted_exprs): New static variable.
18225         (NECESSARY): New macro.
18226         (create_expression_by_pieces): Fold the expression, and
18227         mark it as defaulting to not necessary. Also put in
18228         inserted_exprs.
18229         (fully_constant_expression): New function.
18230         (insert_into_preds_of_block): Modify to not insert phis when we
18231         are playing with induction variables.
18232         Push phis onto the inserted_exprs vector, and mark them as not
18233         necessary by default.
18234         (insert_aux): Call fully_constant_expression on eprime.
18235         If all edges produce the same value, mark it constant.
18236         (mark_operand_necessary): New function.
18237         (remove_dead_inserted_code): New function.
18238         (init_pre): Init loop optimizer to get loop info.
18239         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18240         (execute_pre): Commit edge inserts, then remove dead code.
18242 2005-01-30  Richard Henderson  <rth@redhat.com>
18244         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18245         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18247 2005-01-30  Richard Henderson  <rth@redhat.com>
18249         PR target/19700
18250         * config/i386/i386.c (ix86_expand_copysign): New.
18251         (ix86_split_copysign_const): New.
18252         (ix86_split_copysign_var): Rename from ix86_split_copysign,
18253         rearrange op1/nmask operands.
18254         * config/i386/i386-protos.h: Update.
18255         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18256         (copysigndf3): Likewise.
18257         (copysignsf3_const, copysigndf3_const): New.
18258         (copysignsf3_var): Rename from copysignsf3, split out splitter
18259         and fix split predicate for X constraint.
18260         (copysigndf3_var): Similarly.
18262 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
18264         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18265         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18266         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18268 2005-01-29  Richard Henderson  <rth@redhat.com>
18270         PR target/19690
18271         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18272         of # and * in constraints.
18274 2005-01-29  Richard Henderson  <rth@redhat.com>
18276         PR middle-end/19689
18277         * expr.c (store_field): Don't strip sub-mode cast when the input
18278         data is even smaller.
18280 2005-01-29  Richard Henderson  <rth@redhat.com>
18282         PR middle-end/19687
18283         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18284         union being empty.
18286 2005-01-29  Richard Henderson  <rth@redhat.com>
18288         * combine.c (make_field_assignment): Fix argument order
18289         to gen_int_mode.
18291 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
18293         PR tree-optimization/15791
18294         * fold-const.c (extract_array_ref): New function.
18295         (fold): Fold comparisons between &a[i] and &a[j] or
18296         semantically equivalent trees.
18298 2005-01-29  Jeff Law  <law@redhat.com>
18300         * gcse.c (insert_expr_in_table): Revamp handling of available
18301         and anticipatable occurrence lists to avoid unnecessary list
18302         walking.
18303         (insert_set_in_table): Similarly.
18305 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
18307         * c-common.c (fix_string_type): Just use c_build_qualified_type to
18308         build string type.
18309         (c_build_qualified_type): Build qualified array types with
18310         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18311         * c-decl.c (c_make_fname_decl): Build unqualified array type
18312         before qualified type.
18313         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18314         type is qualified, not just if type itself is.  Don't apply
18315         qualifiers to array type when declarator is processed.  Apply
18316         qualifiers to field type whether or not it is an array type.
18317         Don't handle array types specially for applying qualifiers to
18318         variables.
18319         * c-typeck.c (composite_type): Build unqualified element type and
18320         array type when forming composite of array types.
18321         (common_pointer_type, comptypes, comp_target_types,
18322         type_lists_compatible_p, build_indirect_ref, build_array_ref,
18323         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18324         types.
18325         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18326         (args2) in variables a1 and a2.
18328 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
18330         * cse.c (n_elements_made, max_elements_made): Remove.
18331         (insert): Don't touch n_elements_made.
18332         (cse_main): Don't touch n_elements_made or max_elements_made.
18334 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
18336         PR target/15384
18337         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18338         configuration part of dp-bit.c to be lost.
18340 2005-01-28  Roger Sayle  <roger@eyesopen.com>
18342         * expmed.c (expand_mult_highpart_optab): When attempting to use
18343         a non-widening multiplication in a wider mode, the operands need
18344         to be converted (zero or sign extended) to that mode.
18346 2005-01-28  Ian Lance Taylor  <ian@airs.com>
18348         PR middle-end/16558
18349         PR middle-end/19583
18350         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18351         through if both operands fall through.
18353 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
18355         * cse.c (fold_rtx) <PC>: Don't optimize.
18357 2005-01-28  Jeff Law  <law@redhat.com>
18359         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18360         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18362 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
18364         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18365         cse_reg_info_used_list_end): Remove.
18366         (cse_reg_info_list, cse_reg_info_list_free): New.
18367         (get_cse_reg_info): When allocating an instance of
18368         cse_reg_info, add it to the beginning of the cse_reg_info_list
18369         list.  Remove code to maintain cse_reg_info_used_list.
18370         (new_basic_block): Reset the free list to the beginning of
18371         cse_reg_info_list.
18373 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
18375         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18376         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18377         (frv_expand_mdpackh_builtin): New function.
18378         (frv_expand_builtin): Use it to expand __MDPACKH.
18379         * doc/extend.texi (__MDPACKH): Update documentation.
18381 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
18383         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18384         SSE_FLOAT_MODE_P for use_sse computation.
18386 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
18388         PR target/19663
18389         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18391 2005-01-27  Richard Henderson  <rth@redhat.com>
18393         * builtins.c (expand_builtin_copysign): New.
18394         (expand_builtin): Call it.
18395         * genopinit.c (optabs): Add copysign_optab.
18396         * optabs.c (init_optabs): Initialize it.
18397         (expand_copysign): New.
18398         * optabs.h (OTI_copysign, copysign_optab): New.
18399         (expand_copysign): Declare.
18401         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18402         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18404         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18405         (ix86_expand_fp_absneg_operator): ... here.
18406         (ix86_split_copysign): New.
18407         * config/i386/i386-protos.h: Update.
18408         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18409         (copysignsf3, copysigndf3): New.
18411         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18412         (copysignsf3, ncopysignsf3): New.
18413         (copysigndf3, ncopysigndf3): New.
18414         (copysignxf3, ncopysignxf3): New.
18415         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18417 2005-01-27  Arend Bayer  <arend.bayer@web.de>
18418             Kazu Hirata  <kazu@cs.umass.edu>
18420         * cse.c: (find_best_addr): Don't call copy_rtx before calling
18421         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
18422         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18423         NULL_RTX.
18425 2005-01-27  Jeff Law  <law@redhat.com>
18427         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18428         definitions of SSA_NAMEs which are not being rewritten.
18429         (rewrite_ssa_into_ssa): Only initialize the current definition
18430         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18431         If checking is enabled, assert that SSA_NAME_AUX is clear for all
18432         SSA_NAMEs before returning.
18434 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
18436         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18437         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18438         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18439         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18440         config/mips/iris6.h, config/sh/sh.c: Update copyright.
18442 2005-01-27  Steven Bosscher  <stevenb@suse.de>
18444         PR middle-end/17278
18445         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18446         higher to -O2 and higher.  Likewise for tree PRE.
18447         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18448         and better.
18450 2005-01-27  Ian Lance Taylor  <ian@airs.com>
18452         PR middle-end/19583
18453         * gimple-low.c (try_catch_may_fallthru): New static function.
18454         (block_may_fallthru): Handle TRY_CATCH_EXPR.
18455         * tree-inline.c (expand_call_inline): Don't warn about reaching
18456         the end of a non-void function being inlined if the function uses
18457         a return slot.
18459 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
18461         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18463         PR c/18946
18464         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18465         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18466         (implicitly_declare): Handle error_mark_node.
18468 2005-01-27  Richard Henderson  <rth@redhat.com>
18470         PR tree-opt/14329
18471         * tree.h (struct tree_decl): Add debug_expr_is_from.
18472         (DECL_DEBUG_EXPR_IS_FROM): New.
18473         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18474         * dwarf2out.c (dwarf2out_var_location): Update to match.
18475         * tree-outof-ssa.c (create_temp): Likewise.
18476         * var-tracking.c (track_expr_p): Likewise.
18477         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18478         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18479         * toplev.c (default_tree_printer): Likewise.
18481 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
18483         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18484         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18486 2005-01-27  Steven Bosscher  <stevenb@suse.de>
18488         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18489         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18490         ASM_CLOBBERS): Add tree checks.
18492         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18493         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18494         * c-common.def (SWITCH_STMT): Update to match.
18495         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18496         macros instead of SWITCH_EXPR ones.
18497         * c-dump.c (c_dump_tree): Likewise.
18498         * c-gimplify.c (gimplify_switch_stmt): Likewise.
18499         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18501         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18503 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
18505         * unwind-dw2.c (execute_stack_op): Add missing cases for
18506         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18508 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
18510         * config.gcc (Obsolete configurations): Remove 'dummy', add
18511         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18512         sparc-*-openbsd*.
18514 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
18516         PR tree-optimization/19633
18517         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18518         CALL_EXPRs.
18519         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18520         are no call-clobbered variables.
18521         * tree-outof-ssa.c (check_replaceable): Return false for calls
18522         with side-effects.
18524 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
18526         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18527         even for variables with NULL DECL_INITIAL.
18529 2005-01-26  Stuart Hastings  <stuart@apple.com>
18531         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18533 2005-01-26  Richard Henderson  <rth@redhat.com>
18535         PR middle-end/18008
18536         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18537         field's type.
18538         * expr.c (store_field): Strip conversions to odd-bit-sized types
18539         if the destination field width matches.
18541 2005-01-26  Richard Henderson  <rth@redhat.com>
18543         * c-decl.c, expmed.c, expr.c: Revert last change.
18545 2005-01-26  Richard Henderson  <rth@redhat.com>
18547         PR middle-end/18008
18548         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18549         field's type.
18550         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18551         if we don't need the bits above those present in the current mode.
18552         * expr.c (store_field): Strip conversions to odd-bit-sized types
18553         if the destination field width matches.
18555 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
18557         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18558         either -ffast-math or -funsafe-math-optimizations is in use.
18560 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
18562         PR target/19293
18563         PR target/19329
18564         * config/avr/avr.c (notice_update_cc): Only set condition code for
18565         ashrqi3 if shift count > 0.
18566         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18567         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18568         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18569         count <= 0 as a no-op, and shift count >= width by copying zero
18570         or sign bit to all bits of the result.
18571         * config/avr/avr.md (all shifts): Add alternatives for zero shift
18572         count, with attribute "length" set to 0 and "cc" set to "none".
18574 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
18576         * doc/invoke.texi: Document -mTLS.
18578         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
18579         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
18580         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
18581         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
18582         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
18583         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
18584         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
18585         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
18587         * configure.ac: Check for a TLS capable gas.
18589         * configure: Regenerate.
18591 2005-01-26  Richard Henderson  <rth@redhat.com>
18593         PR middle-end/18008
18594         * combine.c (make_field_assignment): Simplify store to zero_extract
18595         from a source with an overlapping mask.
18597 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
18599         2004-11-11  Eric Christopher  <echristo@redhat.com>
18601         * config/frv/frv.md: Add fr400_integer automaton. Don't
18602         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
18603         to TYPE_MACC.
18605 2005-01-26  Steven Bosscher  <stevenb@suse.de>
18607         PR middle-end/16585
18608         * cfgbuild.c (make_edges): Do not clear or set
18609         current_function_has_computed_jump.
18610         * function.h (struct function): Remove the has_computed_jump field.
18611         (current_function_has_computed_jump): Do not define.
18612         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
18613         in a computed jump.  Ignore current_function_has_computed_jump.
18615 2005-01-26  Richard Henderson  <rth@redhat.com>
18617         PR middle-end/19515
18618         * expr.c (categorize_ctor_elements): New argument p_must_clear.
18619         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
18620         fully initialized.
18621         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
18622         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
18623         objects into static storage if they have more than one non-zero value.
18624         * tree.h (categorize_ctor_elements): Update decl.
18626 2005-01-26  Steven Bosscher  <stevenb@suse.de>
18628         PR middle-end/19616
18629         * tree.h (CALL_EXPR_TAILCALL): Add comment.
18630         * calls.c (check_sibcall_argument_overlap_1): Revert the change
18631         to this function from 2004-07-10.
18632         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
18633         the current function for tail call optimizations if the address
18634         of one of it its arguments is taken.
18636 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
18638         * cse.c (fold_rtx): Call equiv_constant only when necessary.
18640 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
18642         * function.c (expand_function_end): If current_function_calls_alloca,
18643         emit stack restore in a place that is reached when the function falls
18644         through at the end.
18646 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
18648         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
18649         rule to avoid matching inappropriate suffix rule.
18651 2005-01-26  Jan Hubicka  <jh@suse.cz>
18653         PR tree-optimization/19241
18654         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
18656 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
18658         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
18659         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
18660         of doubling.
18661         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
18662         <sim*>: Always use crt1.o, regardless of N in simN.
18663         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18664         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
18665         (CRT_CALL_STATIC_FUNCTION): Remove.
18666         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
18667         use crt1.o, regardless of N in simN.
18668         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
18669         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
18670         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
18671         case isystem setting.
18672         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
18674 2005-01-25  Ian Lance Taylor  <ian@airs.com>
18676         * gimple-low.c (block_may_fallthru): Correct handling of
18677         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
18679 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
18681         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
18682         handlers to match indentation; nested under the mtune=* handler.
18683         Similar for mcpu= and march=.
18685 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
18687         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
18688         * config/mips/linux64.h (LIB_SPEC): Likewise.
18689         * config/mn10300/linux.h (LIB_SPEC): Likewise.
18690         * config/sh/linux.h (LIB_SPEC): Likewise.
18692 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
18694         * config/frv/frv.c (frv_legitimize_tls_address): New.
18695         (TARGET_HAVE_TLS): Define.
18696         (FRV_SYMBOL_REF_TLS_P): Define.
18697         (frv_override_options): Handle new register classes.
18698         (frv_legitimate_address_p): Reject tls addresses.
18699         (frv_legitimize_address): Handle TLS addresses.
18700         (gen_inlined_tls_plt): New.
18701         (gen_tlsmoff): New.
18702         (frv_legitimize_tls_address): New.
18703         (unspec_got_name): Add TLS entries.
18704         (got12_operand): Add R_FRV_TLSMOFF12 case.
18705         (frv_emit_move): Fixup TLS addresses.
18706         (frv_emit_movsi): Legitimize TLS addresses.
18708         * config/frv/frv.h (MASK_BIG_TLS): New.
18709         (TARGET_BIG_TLS): New.
18710         (HAVE_AS_TLS): Define.
18711         (TARGET_SWITCHES): Add -mTLS and -mtls options.
18712         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
18713         (REG_CLASS_NAMES): Same.
18714         (REG_CLASS_CONTENTS): Same.
18715         (CONSTRAINT_LEN): New.
18716         (REG_CLASS_FROM_CONSTRAINT): New.
18717         (PREDICATE_CODES): Add symbolic_operand.
18719         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
18720         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
18721         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
18722         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
18723         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
18724         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
18725         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
18726         GR9_REG, GR14_REG, LRREG.
18727         (type): Add load_or_call attribute.
18728         ("load_or_call"): New reservation.
18729         ("call_gettlsoff"): New.
18730         ("tls_indirect_call"): New.
18731         ("tls_load_gottlsoff12"): New.
18732         ("tlsoff_hilo"): New.
18733         ("tls_tlsdesc_ldd"): New.
18734         ("tls_tlsoff_ld"): New.
18735         ("tls_lddi"): New.
18737         * config/frv/frv-protos.h (symbolic_operand): Protoize.
18739         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
18741         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
18742         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
18743         * config/frv/frv.c (TLS_BIAS): Define.
18744         (frv_output_dwarf_dtprel): New.
18746 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
18748         PR rtl-optimization/19579
18749         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
18750         both A and B, see if they don't clobber registers the other expr uses.
18752 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
18754         * real.c (do_add): Initialize signalling and canonical members.
18756         * real.c (real_from_integer): Zero out destination.
18758 2005-01-18  Jan Hubicka  <jh@suse.cz>
18760         PR tree-optimize/19337
18761         * tree-inline.c (initialize_inlined_parameters): Copy
18762         saved_static_chain_decl only.
18764 2005-01-25  Richard Henderson  <rth@redhat.com>
18766         PR target/19556
18767         PR target/19584
18768         * config/i386/i386.c (x86_inter_unit_moves): Zero.
18769         (ix86_preferred_reload_class): Rewrite fp-constant section, with
18770         80387 enabled, to return a proper subclass.  Return the subset that
18771         overlaps with GENERAL_REGS for PLUS.
18772         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
18774 2005-01-25  Richard Henderson  <rth@redhat.com>
18776         PR middle-end/19609
18777         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
18779 2005-01-25  Roger Sayle  <roger@eyesopen.com>
18781         * expmed.c (choose_multiplier): Change interface to return the
18782         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
18783         (expand_divmod): Update calls to choose_multiplier.
18785 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
18787         PR middle-end/19330
18788         * expmed.c (extract_bit_field): Use adjust_address instead of
18789         gen_lowpart when op0 is a MEM.
18791 2005-01-24  Steven Bosscher  <stevenb@suse.de>
18793         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
18795 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
18797         * config/mips/irix-csr.c: New file.
18798         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18799         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18800         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18801         executables.
18803 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
18805         PR bootstrap/19364
18806         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
18807         sparc/elf.h, add sparc/sp-elf.h.
18808         (sparc-*-rtems*): Likewise.
18809         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
18810         tm-dwarf2.h, add sparc/sp-elf.h.
18811         (sparc86x-*-elf): Likewise.
18812         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
18813         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
18814         TARGET_OS_CPP_BUILTINS.
18815         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18816         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
18817         Undefine it.
18818         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
18819         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
18820         (SWITCH_TAKES_ARG): Likewise.
18821         (LOCAL_LABEL_PREFIX): Likewise.
18822         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
18823         (TARGET_N_FORMAT_TYPES): Delete.
18824         (TARGET_FORMAT_TYPES): Likewise.
18825         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
18826         * config/sparc/elf.h: Delete.
18827         * config/sparc/sp-elf.h: New file.
18829 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
18831         * tree-flow-inline.h (phi_arg_from_edge): Remove.
18832         * tree-flow.h: Remove the corresponding prototype.
18833         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
18834         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
18836 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18838         PR target/17751
18839         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
18840         for AIX ABI or ELF -fPIC.
18841         (rs6000_emit_load_toc_table): Don't create toc_section here.
18842         (rs6000_xcoff_file_start): Nor here.
18844 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
18846         * sh.c (ra.h): Don't #include.
18847         (hard_regs_intersect_p): New function, resurrected from ra.c.
18849         * sh.c: Fix 1996 Copyright.
18851 2005-01-24  Richard Henderson  <rth@redhat.com>
18852             Aldy Hernandez  <aldyh@redhat.com>
18854         * regrename.c (note_sets): Handle subregs.
18856 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
18858         PR bootstrap/18058
18859         * genconditions.c (write_header, write_conditions): Elide file if
18860         not GCC >= 3.0.1.
18862 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
18864         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
18865         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
18866         Update copyright.
18868 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18870         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
18871         expand_builtin_printf, expand_builtin_fprintf,
18872         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
18873         checking against POINTER_TYPE.
18874         (validate_arglist): Handle POINTER_TYPE code by checking
18875         POINTER_TYPE_P.
18877 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
18879         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
18880         init_rtlanal): New.
18881         (for_each_rtx): Call for_each_rtx_1.
18882         * rtl.h (init_rtlanal): Declare.
18883         * toplev.c (backend_init): Call init_rtlanal.
18885 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
18887         * flow.c (propagate_one_insn): Formatting.
18889         PR middle-end/19551
18890         * flow.c (libcall_dead_p): Be more conservative if unsure.
18891         If there are any instructions between insn and call, see if they are
18892         all dead before saying the libcall is dead.
18894 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
18896         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
18897         operand constraint for operand 0.
18899 2005-01-23  Richard Henderson  <rth@redhat.com>
18901         PR 19486
18902         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
18903         edges leading to join block.
18905 2005-01-23  Roger Sayle  <roger@eyesopen.com>
18907         * expmed.c (expand_mult_highpart): Make static.  Change type of
18908         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
18909         (expand_divmod): Updates calls to expand_mult_highpart by using
18910         gen_int_mode to pass a CONST_INT rtx.
18911         * rtl.h (expand_mult_highpart): Remove prototype.
18913 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18915         * flow.c (regset_bytes, regset_size): Remove.
18917         * cfganal.c: Fix a reference to Harvey's paper.
18919 2005-01-23  Steven Bosscher  <stevenb@suse.de>
18921         PR rtl-optimization/19464
18922         * tree-optimize.c (init_tree_optimization_passes): Add one more
18923         copyrename pass just before out-of-ssa.
18925 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
18927         PR bootstrap/18058
18928         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
18929         * ggc-none.c (ggc_free): Define.
18931 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18933         * cse.c (max_reg, max_insn_uid): Remove.
18934         (cse_main): Don't access max_reg or max_insn_uid.
18936         * c-common.c (explicit_flag_signed_bitfields,
18937         lang_statement_code_p, lang_expand_function_end): Remove.
18938         * c-common.h: Remove the corresponding declarations.
18939         * c-opts.c (c_common_handle_option): Remove all write access
18940         to explicit_flag_signed_bitfields.
18942         * cgraph.c (cgraph_varpool_n_nodes): Remove.
18943         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
18944         * cgraph.h: Remove the corresponding declaration.
18946         * gcse.c (null_pointer_info): Remove.
18948 2005-01-23  Roger Sayle  <roger@eyesopen.com>
18949             Eric Botcazou  <ebotcazou@libertysurf.fr>
18951         * combine.c (simplify_logical): Only simplify logical expressions
18952         of the form ior(and(x,y),z) by the inverse distributive law if the
18953         result is cheaper than the original.
18955 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
18957         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
18958         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
18959         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
18960         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
18961         config/freebsd-spec.h, config/arm/arm.h,
18962         config/h8300/h8300.md, config/i386/i386.md,
18963         config/i386/predicates.md, config/i386/sse.md,
18964         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
18965         config/vax/vax.md: Fix comment typos.  Follow spelling
18966         conventions.
18968 2005-01-23  Steven Bosscher  <stevenb@suse.de>
18970         * gengtype.c (walk_type): Produce `not equal to' compares for loop
18971         tests, instead of `less than'.
18973 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
18975         * function.c (assign_parm_setup_block): When creating a new stack slot
18976         for a parameter, get its alignment from the parameter's DECL_ALIGN
18977         rather than the type's TYPE_ALIGN.  Make sure that the parameter
18978         is at least word aligned.
18980 2005-01-22  Roger Sayle  <roger@eyesopen.com>
18982         PR middle-end/19378
18983         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
18985 2005-01-22  Richard Henderson  <rth@redhat.com>
18987         PR target/19506
18988         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
18989         in both compare operands.
18990         (movdfcc_1_sse_max): Likewise.
18991         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
18992         (movdfcc_1_sse): Likewise.
18993         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
18994         scratch register as needed.
18996 2005-01-22  Richard Henderson  <rth@redhat.com>
18998         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19000         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19002 2005-01-22  Richard Henderson  <rth@redhat.com>
19004         * genopinit.c (optabs): Use smin/smax for floating point too.
19005         * doc/md.texi: Update to match.  Clarify that floating point
19006         results are undefined for +0/-0 and NaN.
19007         * doc/rtl.texi: Likewise.
19008         * rtl.def (SMIN, SMAX): Likewise
19009         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19011         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19012         leading 's' to the name.
19013         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19014         smaxxf3, sminxf3): Likewise.
19015         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19016         Likewise.
19018 2005-01-22  Paul Brook  <paul@codesourcery.com>
19020         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19022 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
19024         * config/s390/s390.c (struct processor_costs): New fields
19025         dlgr, dlr, dr, dsgfr, dsgr.
19026         (z900_cost, z990_cost): Values for new fields.
19027         (s390_rtx_costs): New cases MEM und COMPARE in switch
19028         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19029         DIV, MOD, UDIV, UMOD.
19031 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
19033         * config/s390/s390.md ("doloop_si64"): Reload input value directly
19034         into the register being decremented.
19035         ("doloop_si31", "doloop_di"): Likewise.
19036         ("*doloop_si_long"): Adapt pattern.
19038 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
19040         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19041         access registers.
19042         (CLASS_MAX_NREGS): Likewise.
19044 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
19046         * doc/tree-ssa.texi (Statement Operands): Add example for new
19047         must-def macro. Note deprecation of old operands interface.
19049 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
19051         PR tree-optimization/19484
19052         * tree-cfg.c (remove_fallthru_edge): New function.
19053         (cleanup_control_flow): Remove fallthru edges from calls that are
19054         now known not to return.
19056 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
19058         Fix PR tree-optimization/19038
19059         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19060         copies with loop variant ones.
19062 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
19064         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19065         config/alpha/alpha-protos.h, config/alpha/alpha.h,
19066         config/alpha/alpha.md, config/alpha/predicates.md,
19067         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19068         config/sparc/sol2.h: Update copyright.
19070         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19071         first label to see if it is a nonlocal label.
19073 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
19074             Andrew Pinski  <pinskia@physics.uc.edu>
19076         PR target/19491
19077         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19078         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
19080 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
19082         * config/rs6000/rtems.h: Update copyright.
19084 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
19086         PR target/19548
19087         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19088         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19089         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19091 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
19093         PR c/18809
19094         * c-typeck.c (convert_arguments): Check for error_mark_node.
19096 2005-01-21  Ian Lance Taylor  <ian@airs.com>
19098         PR tree-optimization/13000
19099         * tree-inline.c: Include "tree-flow.h".
19100         (expand_call_inline): If warn_return_type, warn if non-void inline
19101         function falls through.
19102         * tree-cfg.c (execute_warn_function_return): Don't warn about
19103         control reaching end if TREE_NO_WARNING is set.  Set
19104         TREE_NO_WARNING.
19105         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19106         has been lowered.
19107         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19108         branch if we don't need one.
19109         * c-typeck.c: Include "tree-flow.h"
19110         (c_finish_bc_stmt): Don't add a goto if the current statement
19111         list doesn't fall through to the current point.
19113 2005-01-21  Roger Sayle  <roger@eyesopen.com>
19115         PR rtl-optimization/576
19116         * real.c (real_arithmetic): Change return type from void to bool
19117         to return an indication that the result may be inexact.
19118         * real.h (real_arithmeric): Update prototype.
19119         * fold-const.c (const_binop):  Don't constant fold floating
19120         point expressions when the user specifies -frounding-math and
19121         the result may depend upon the run-time rounding mode.
19122         (fold_convert_const_real_from_real): Clean-up.
19123         (fold_initializer): Ignore flag_rounding_math for initializers.
19124         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19125         constant fold FP operations with flag_rounding_math if the
19126         result may depend upon the run-time rounding mode.
19128 2005-01-21  Tom Tromey  <tromey@redhat.com>
19130         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19132 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
19134         * tree-cfg.c: Fix comment typos.
19136 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
19138         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19139         around the call to rest_of_handle_branch_target_load_optimize.
19141 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
19143         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19144         (sparc64-*-openbsd*): Likewise.
19145         (sparclite-*-elf*): Include tm-dwarf2.h.
19146         (sparc86x-*-elf*): Likewise.
19147         (sparc64-*-elf*): Likewise.
19148         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19149         (DBX_DEBUGGING_INFO): Likewise.
19150         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19151         (PREFERRED_DEBUGGING_TYPE): Likewise.
19152         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19153         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19154         (PREFERRED_DEBUGGING_TYPE): Likewise.
19155         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19156         (PREFERRED_DEBUGGING_TYPE): Likewise.
19157         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19159 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
19161         PR target/18701
19162         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19164 2005-01-20  Paul Brook  <paul@codesourcery.com>
19166         * doc/rtl.texi: Document value extension requirements for CONST_INT.
19168 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
19170         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19171         label is first in a sequence of labels.
19173         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19175 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
19176             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
19178         * doc/sourcebuild.texi (Test Directives): New.
19180 2005-01-20  Roger Sayle  <roger@eyesopen.com>
19182         * real.c (real_floor): Don't leave the result uninitialized when
19183         mode is VOIDMode, but return the unrounded intermediate value.
19184         (real_ceil): Likewise.
19186 2005-01-20  Paul Brook  <paul@codesourcery.com>
19188         * config/arm/arm.md (insv): Use gen_int_mode.
19190 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
19192         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19193         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19194         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19195         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19196         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19198 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
19200         Fix PR debug/19124
19201         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19202         fbreg, so we have to assume we can't.
19203         (loc_descriptor_from_tree_1): Ditto.
19204         (containing_function_has_frame_base): New function.
19205         (add_location_or_const_value_attribute): Use it.
19206         Also try to generate a frame_base from a single element location
19207         list.
19209 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
19211         PR tree-optimization/15349
19212         * timevar.def (TV_TREE_MERGE_PHI): New.
19213         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19214         PHI_WANTED.
19215         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19216         calls to tree_forwarder_block_p.
19217         (remove_forwarder_block_with_phi, merge_phi_nodes,
19218         gate_merge_phi, pass_merge_phi): New.
19219         * tree-optimize.c (init_tree_optimization_passes): Add
19220         pass_merge_phi.
19221         * tree-pass.h: Add an extern for pass_merge_phi;
19223 2005-01-20  Richard Henderson  <rth@redhat.com>
19225         PR target/19418
19226         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19227         (_mm_castps_pd, _mm_castps_si128): New.
19228         (_mm_castsi128_ps, _mm_castsi128_pd): New.
19230 2005-01-20  Richard Henderson  <rth@redhat.com>
19232         PR target/19530
19233         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19234         __builtin_ia32_vec_init_v2si.
19235         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19236         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19237         (ix86_init_mmx_sse_builtins): Create it.
19238         (ix86_expand_builtin): Expand it.
19239         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19240         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19241         (vec_extractv2si_0, vec_extractv2si_1): New.
19243 2005-01-20  Richard Henderson  <rth@redhat.com>
19245         PR target/16533
19246         * config/i386/i386.c (ix86_expand_push): New.
19247         * config/i386/mmx.md (push<MMXMODE>1): New.
19248         * config/i386/sse.md (push<SSEMODE>1): New.
19249         * config/i386/i386-protos.h: Update.
19251 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
19253         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19254         copyright.
19256 2005-01-20  Richard Henderson  <rth@redhat.com>
19258         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19259         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19261 2005-01-19  Richard Henderson  <rth@redhat.com>
19263         PR target/19350
19264         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19265         to V4SFmode in SSE1 fallback load path.
19267 2005-01-19  Richard Henderson  <rth@redhat.com>
19269         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19270         in QImode expansion to ix86_expand_vector_set.
19271         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19273 2005-01-19  Richard Henderson  <rth@redhat.com>
19275         PR target/19511
19276         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19277         subclass of the input class.
19278         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19279         Always true for cross-SSE1 classes.  Rationalize conditionals.
19280         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19281         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
19282         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
19283         (movdi_2): Add MMX/SSE zeros.
19284         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
19285         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19286         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19287         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19288         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19289         (zero_extendsidi2_rex64_1): Remove.
19290         (MOV0 peephole): Check GENERAL_REG_P.
19292 2005-01-19  Richard Henderson  <rth@redhat.com>
19294         PR target/19427
19295         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19296         shufps elements.
19297         (ix86_expand_vector_extract): Likewise.
19299 2005-01-19  Richard Henderson  <rth@redhat.com>
19301         PR middle-end/19304
19302         * expr.c (emit_move_change_mode): New argument force; use
19303         simplify_gen_subreg if true.
19304         (emit_move_via_alt_mode): Merge into ...
19305         (emit_move_via_integer): ... here.
19306         (emit_move_ccmode): Use emit_move_change_mode directly.
19308 2005-01-19  Richard Henderson  <rth@redhat.com>
19310         PR target/19518
19311         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19312         (alpha_preferred_reload_class): Handle CONST_VECTOR.
19313         (alpha_emit_set_const_1): Add no_output parameter; don't emit
19314         rtl if true.
19315         (alpha_emit_set_const): Likewise.  Make static.
19316         (alpha_emit_set_long_const): Make static.
19317         (alpha_extract_integer): Split out from alpha_expand_mov.
19318         (alpha_split_const_mov): Likewise.
19319         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
19320         (alpha_legitimate_constant_p): New.
19321         * config/alpha/alpha-protos.h: Update.
19322         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19323         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19324         * config/alpha/alpha.md (movsi): Add n alternative.
19325         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19326         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19327         (splitters for all of the above): Use alpha_split_const_mov.
19328         * config/alpha/predicates.md (non_add_const_operand): New.
19329         (non_zero_const_operand): New.
19330         (input_operand): Use alpha_legitimate_constant_p after reload.
19332 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
19334         PR tree-optimization/19038
19335         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19336         (add_candidate): Add ivs with increment in latch only if
19337         allow_ip_end_pos_p is true.
19338         (determine_iv_cost): Use empty_block_p.
19340 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
19342         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19343         (compute_dominance_frontiers): Ditto.
19345 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
19347         PR target/19529
19348         * config/sh/t-rtems: New.
19349         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19351 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
19353         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19354         the offset of the selected field.
19356 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
19358         * tree-cfg.c (remove_forwarder_block): Fix the check to
19359         prevent a nonlocal label from appearing in the middle of a
19360         basic block.
19362 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
19364         PR rtl-optimization/19462
19365         * reorg.c (find_end_label): Create return insn only if
19366         current_function_epilogue_delay_list is empty.
19368 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
19370         * doc/passes.texi: Remove paragraph mentioning new-ra.
19372 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
19374         PR rtl-optimization/15139
19375         * combine.c: Include params.h.
19376         (count_rtxs): New function.
19377         (record_value_for_reg): If replace_rtx would replace at least
19378         2 occurrences of REG in VALUE and TEM is really large, replace REG with
19379         (clobber (const_int 0)) instead of TEM.
19380         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19381         * params.h (MAX_LAST_VALUE_RTL): New.
19382         * Makefile.in (combine.o): Depend on $(PARAMS_H).
19383         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19385         PR c/17297
19386         * c-typeck.c (digest_init): Only call build_vector if all constructor
19387         elements are *_CST nodes.
19388         * gimplify.c (gimplify_init_constructor): Likewise.
19390         PR middle-end/19164
19391         * c-typeck.c (digest_init): Only call build_vector if inside_init
19392         is a CONSTRUCTOR.
19394 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
19396         * toplev.c (init_asm_output): Remove dead #ifdef.
19398 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
19400         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19402 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19404         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19405         accessing DECL_FUNCTION_CODE.
19406         * dojump.c (do_jump): Likewise.
19407         * gimplify.c (gimplify_call_expr): Likewise.
19408         * predict.c (expr_expected_value): Likewise.
19409         (strip_builtin_expect): Likewise.
19410         * tree-inline.c (estimate_num_insns_1): Likewise.
19411         * tree-ssa-loop-im.c (stmt_cost): Likewise
19412         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19413         (tree_expr_nonnegative_p): Likewise.
19415 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19417         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19418         variant of the load_pcrel_sym pattern.
19419         * config/sparc/sparc.md (P macro): Move to the top.
19420         (load_pcrel_sym): Macroize using P.
19421         (save_register_window): Likewise.
19423 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
19425         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19426         ("sordered"): Same.
19428 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
19430         PR C/19472
19431         * c-typeck.c (build_asm_expr): Strip nops off
19432         input memory operands.
19434 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
19436         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19437         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19438         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19439         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19441 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
19443         PR target/19379
19444         * config/i386/i386.c (override_options): If the 80387 is disabled,
19445         then do not return FP values using FP registers.
19447 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
19449         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19450         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19451         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19452         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19453         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19454         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19455         output.h, postreload-gcse.c, postreload.c, recog.c,
19456         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19457         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19458         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19459         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19460         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19461         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19462         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19463         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19465         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19466         config/alpha/alpha.c, config/arm/vfp.md,
19467         config/i386/emmintrin.h, config/i386/i386-modes.def,
19468         config/i386/i386-protos.h, config/i386/i386.h,
19469         config/i386/pmmintrin.h, config/i386/ppro.md,
19470         config/i386/predicates.md, config/i386/xmmintrin.h,
19471         config/i860/i860.c, config/ia64/ia64-modes.def,
19472         config/ia64/ia64-protos.h, config/ia64/ia64.h,
19473         config/ia64/ia64.md, config/ia64/itanium1.md,
19474         config/ia64/itanium2.md, config/ia64/predicates.md,
19475         config/iq2000/iq2000.h, config/mips/linux64.h,
19476         config/rs6000/aix41.h, config/rs6000/aix43.h,
19477         config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19478         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19479         config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19480         config/sparc/linux64.h, config/sparc/litecoff.h,
19481         config/sparc/sp64-elf.h, config/sparc/sparc.c,
19482         config/sparc/sparc.h, config/sparc/sparc.md,
19483         config/sparc/sysv4-only.h: Update copyright.
19485 2005-01-18  Richard Henderson  <rth@redhat.com>
19487         PR target/19496
19488         * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19490 2005-01-18  Marc Espie  <espie@openbsd.org>
19491         * config/i386/openbsdelf.h: Typo.
19493 2005-01-18  Richard Henderson  <rth@redhat.com>
19495         * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19496         special case for sse.
19497         * config/i386/predicates.md (sse_comparison_operator): Likewise.
19499 2005-01-18  Dorit Naishlos  <dorit@il.ibm.com>
19501         * tree-inline.c (estimate_num_insns_1): Added cases for
19502         ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19504 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
19506         PR rtl-optimization/19296
19507         * combine.c (simplify_comparison): Rewrite the condition under
19508         which a non-paradoxical SUBREG of a PLUS can be lifted when
19509         compared against a constant.
19511 2005-01-18  Andi Kleen <ak@muc.de>
19513         * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19514         * c.opt (-Wpointer-sign): Add.
19515         * doc/invoke.texi: (-Wpointer-sign): Add.
19517 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
19519         * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19520         * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19521         *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19522         logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19523         exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19524         nearbyintsf2): Disable for TARGET_SSE_MATH.  Leave patterns enabled
19525         for TARGET_MIX_SSE_I387.
19526         (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19527         sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19528         atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19529         log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19530         floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19531         (TARGET_SSE2 && TARGET_SSE_MATH).  Leave patterns enabled for
19532         TARGET_MIX_SSE_I387.
19533         (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19534         from expander.
19536 2005-01-18  Uros Bizjak  <uros@kss-loka.si>
19538         PR target/19424
19539         * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19540         Add movaps alternative for xmm reg->reg move.
19542 2005-01-17  Jeff Law  <law@redhat.com>
19544         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19545         at the end of the main DOM loop rather than just before DOM exits.
19547 2005-01-17  Diego Novillo  <dnovillo@redhat.com>
19549         PR tree-optimization/19121
19550         * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19551         adding aliases to a name tag, also add them to the pointer's
19552         type tag.
19553         * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19554         sensitive alias info at all.  Only check that the two pointers
19555         have compatible pointed-to sets.
19556         * tree-ssa.c (verify_name_tags): Verify that the alias set of
19557         a pointer's type tag is a superset of the alias set of the
19558         pointer's name tag.
19560 2005-01-17  James E Wilson  <wilson@specifixinc.com>
19562         PR target/19357
19563         * config/ia64/ia64.md (movxf): Handle general register source.  Adjust
19564         comment to document why.
19566 2005-01-17  Richard Henderson  <rth@redhat.com>
19568         * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19569         sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
19570         sse2_vmsmaxv2df3_finite, sminv2df3_finite,
19571         sse2_vmsminv2df3_finite): New.
19572         (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
19573         sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
19574         Force op1 into register.
19576 2005-01-17  Kelley Cook  <kcook@gcc.gnu.org>
19578         * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
19579         bubblestrap from always rebuilding build directory.
19581 2005-01-17  Ulrich Weigand  <uweigand@de.ibm.com>
19583         * config/s390/s390.md ("*clc"): Remove incorrect '='.
19584         ("*cmpmem_short"): Likewise.
19586 2005-01-17  Steven Bosscher  <stevenb@suse.de>
19588         * basic-block.h: Document BB_* flags.
19589         * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
19590         use an sbitmap instead.
19591         * sched-rgn.c (compute_trg_info): Likewise.
19593 2005-01-17  Richard Sandiford  <rsandifo@redhat.com>
19595         * config.gcc (mips64*-*-linux*): Set the default abi to n32.  Remove
19596         redundant target_cpu_default and extra_parts lines.  Use the default
19597         "from-abi" ISA.
19598         * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
19599         (SUBTARGET_EXTRA_SPECS): Delete.
19600         (DRIVER_SELF_SPECS): Remove architecture lines.  Set the ABI directly.
19601         (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
19602         * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
19603         and "n32" for -mabi=n32.
19605 2005-01-17  Ian Lance Taylor  <ian@airs.com>
19607         PR c/5675
19608         * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
19609         fold constant variables into initial values.
19611 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
19613         * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
19615         * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
19616         through the statements backward.
19618 2005-01-17  Ian Lance Taylor  <ian@airs.com>
19620         PR middle-end/13127:
19621         * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
19622         a variable set to the return value of the inlined function.
19624 2005-01-17  Mark Dettinger  <dettinge@de.ibm.com>
19626         * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
19627         when modes are tieable.
19629 2005-01-17  Ranjit Mathew  <rmathew@hotmail.com>
19631         * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
19632         of pthread_create to find out if threads are enabled.
19633         * gthr-posix95.h (__gthread_active_p): Likewise.
19635 2005-01-17  Paolo Bonzini  <bonzini@gnu.org>
19637         * common.opt (-fnew-ra): Remove.
19638         * ra*.*: Remove.
19639         * toplev.h (flag_new_regalloc): Remove.
19640         * Makefile.in (ra*.*): Don't mention.
19641         * passes.c (rest_of_handle_new_regalloc): Remove.
19642         (rest_of_handle_combine, rest_of_compilation): Always consider
19643         flag_new_regalloc as false.
19644         * doc/invoke.texi: Don't document -fnew-ra.
19646 2005-01-17  Paolo Bonzini <bonzini@gnu.org>
19648         * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
19649         last parameter to reg_scan.
19650         * loop.c (loop_optimize): Likewise.
19651         * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
19652         rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
19653         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
19654         rest_of_handle_gcse, rest_of_handle_loop_optimize,
19655         rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
19656         * regclass.c (reg_scan): Likewise, for the declaration.
19657         * rtl.h (reg_scan): Likewise, for the prototype.
19659 2005-01-17  Kazu Hirata  <kazu@cs.umass.edu>
19661         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
19662         mark_dfs_back_edges.
19664 2005-01-16  Daniel Berlin  <dberlin@dberlin.org>
19666         * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
19667         (compute_avail): Uses don't go in tmp_gen.
19669 2005-01-16  Steven Bosscher  <stevenb@suse.de>
19671         * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
19672         loop to look for a free slot in a page entry.
19674 2005-01-16  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19676         PR target/16304
19677         * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
19678         * toplev.c (compile_file): Call process_pending_assemble_output_defs
19679         just before targetm.asm_out.file_end.
19680         * tree.h (process_pending_assemble_output_defs): Declare.
19681         * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
19682         New functions.
19683         (assemble_alias): Defer generation of assembly code for defines when
19684         TARGET_DEFERRED_OUTPUT_DEFS is true.
19685         * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19686         * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
19687         * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
19689 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19691         PR target/19336
19692         * pa.c (pa_scalar_mode_supported_p): New function.
19693         (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19694         * pa.h (MIN_UNITS_PER_WORD): Add comment.
19696         * pa-protos.h (prefetch_operand): Delete.
19697         (prefetch_cc_operand, prefetch_nocc_operand): New declations.
19698         * pa.c (prefetch_operand): Delete.
19699         (prefetch_cc_operand, prefetch_nocc_operand): New functions.
19700         * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
19701         (PREDICATE_CODES): Delete prefetch_operand.  Add prefetch_cc_operand
19702         and prefetch_nocc_operand.
19703         * pa.md (prefetch): Rework to avoid reload problems handling short
19704         displacements when a cache control completer needs to be provided.
19705         (prefetch_32, prefetch_64): Delete.
19706         (prefetch_cc, prefetch_nocc): New patterns.
19708 2005-01-15  David Edelsohn  <edelsohn@gnu.org>
19710         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
19712 2005-01-15  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
19714         PR ada/19388
19715         * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
19716         exceeds maximum alignment for global common data.
19717         * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
19718         * som.h (MAX_OFILE_ALIGNMENT): Likewise.
19720 2004-01-15  Roger Sayle  <roger@eyesopen.com>
19722         * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
19724 2004-01-15  Roger Sayle  <roger@eyesopen.com>
19726         * harg-reg-set.h (reg_class_names): Prototype global array.
19727         * regclass.c (reg_class_names): Declare here and initialize to
19728         REG_CLASS_NAMES.
19729         (dump_regclass): Remove local declaration of reg_class_names.
19730         (regclass): Likewise.
19731         * cfg.c (dump_flow_info): Likewise.
19732         * ra-debug.c (reg_class_names): Likewise.
19733         * regrename.c (reg_class_names): Likewise.
19734         * reload.c (reg_class_names): Likewise.
19735         * reload1.c (spill_failure): Likewise.
19736         * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
19738 2005-01-15  Ulrich Weigand  <uweigand@de.ibm.com>
19740         * config/s390/s390.md ("reload_outti"): Remove predicate for
19741         output operand.  Abort if operand is not a MEM.
19742         ("reload_outdi", "reload_outdf"): Likewise.
19744 2005-01-15  Marc Espie  <espie@openbsd.org>
19746         * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
19747         (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
19748         * config/openbsd.h:  Fix C++ includes for native configurations.
19749         Add proper OS_CPP_BUILTINS.  Fix libspec for recent OpenBSD.
19750         Add trampoline support.
19751         * config/i386/openbsdelf.h: New.
19753 2005-01-15  Marc Espie  <espie@openbsd.org>
19755         * collect2.c (main): Explicitly parse -dynamic-linker option.
19757 2005-01-15  Jakub Jelinek  <jakub@redhat.com>
19759         PR tree-optimization/19060
19760         * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
19761         Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
19762         (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
19763         and handle extract_range_from_cond returning false.
19764         * fold-const.c (fold): Optimize comparisons with min/max even for
19765         width > HOST_BITS_PER_WIDE_INT.
19767 2005-01-15  Ralf Corsepius  <ralf.corsepius@rtems.org>
19769         * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
19770         * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
19771         Remove little endian multilib variants.
19772         Add mips32 multilib variant.
19774 2005-01-15  Kazu Hirata  <kazu@cs.umass.edu>
19776         * explow.c (copy_all_reg, stabilize): Remove.
19777         * expr.h: Remove the corresponding prototypes.
19779         * rtlanal.c (regs_set_between_p): Remove.
19780         * rtl.h: Remove the corresponding prototype.
19782 2005-01-14  David Edelsohn  <edelsohn@gnu.org>
19784         * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
19785         to rs6000_nonimmediate_operand.
19786         * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
19787         rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
19788         * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
19789         rs6000_nonimmediate_operand.
19790         * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
19791         rs6000_nonimmediate_operand.
19793 2005-01-14  Andrew Pinski  <pinskia@physics.uc.edu>
19795         * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
19797 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19799         * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
19800         on e500v2.
19801         (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
19802         (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
19804         * config/rs6000/rs6000.c (invalid_e500_subreg): New.
19805         (rs6k_nonimmediate_operand): New.
19806         (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
19807         correctly.
19808         (legitimate_lo_sum_address_p): Same.
19809         (rs6000_legitimize_address): Same.
19810         (rs6000_legitimize_reload_address): Same.
19811         (rs6000_legitimate_address): Same.
19812         (spe_build_register_parallel): Pass DF and DC modes in a DI
19813         register.
19815         * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
19816         to rs6k_nonimmediate_operand.
19818         * config/rs6000/spe.md ("*frob_df_di"): New.
19819         ("*frob_di_df"): New.
19820         ("*frob_di_df_2"): New.
19821         ("*mov_sidf_e500_subreg0"): New.
19822         ("*mov_sidf_e500_subreg4"): New.
19823         ("*movdf_e500_double"): Change predicate to
19824         rs6k_nonimmediate_operand.
19826 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19828         * postreload.c (move2add_note_store): Only call
19829         trunc_int_for_mode on scalar integers.
19831 2005-01-14  Steven Bosscher  <stevenb@suse.de>
19833         * tree-ssa-dce.c (visited_control_parents): New sbitmap to
19834         replace BB_VISITED uses.
19835         (find_obviously_necessary_stmts): Don't clear BB_VISITED.
19836         (propagate_necessity): Check the bitmap instead of BB_VISITED.
19837         (tree_dce_done): Free visited_control_parents.
19838         (perform_tree_ssa_dce): Allocate and clear it.
19839         * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
19840         (compute_antic): Iterate from here using a DFS.  Use an sbitmap
19841         instead of BB_VISITED.
19843 2005-01-14  Kazu Hirata  <kazu@cs.umass.edu>
19845         * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
19846         rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
19847         Remove unused prototypes.
19849 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19851         * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
19852         64-bit register usage.
19853         (spe_func_has_64bit_regs_p): Add FIXME note.
19855 2005-01-14  Aldy Hernandez  <aldyh@redhat.com>
19857         * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
19858         flag_finite_math_only with flag_unsafe_math_optimizations.
19860 2005-01-14  J. D. Johnston  <jjohnst@us.ibm.com>
19862         * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
19863         end-of-stack check.
19864         (__tpf_eh_return): Copy TPF private stack area from the module
19865         boundary stack frame.  Add check for when module addresses are
19866         equal, but no stub address is found.
19868 2005-01-14  Richard Earnshaw  <rearnsha@arm.com>
19870         PR target/7525
19871         * arm.h (struct machine_function): Add call_via field.
19872         (thumb_call_via_label): Declare.
19873         * arm.c (thumb_call_via_label): New variable.
19874         (thumb_call_reg_needed): New variable.
19875         (arm_output_function_epilogue): For Thumb code, output any per-function
19876         call-indirect trampolines.
19877         (thumb_call_via_reg): New function.
19878         (arm_file_end): New function.
19879         (TARGET_ASM_FILE_END): Call arm_file_end.
19880         (aof_file_end): Likewise.
19881         * arm-protos.h (thumb_call_via_reg): Declare.
19882         * arm.md (call_reg_thumb, call_value_reg_thumb): Call
19883         thumb_call_via_reg in normal case.
19885 2005-01-14  Jakub Jelinek  <jakub@redhat.com>
19887         PR middle-end/19084
19888         PR rtl-optimization/19348
19889         * recog.c (peephole2_optimize): Do global life update if some peephole
19890         decides it doesn't need at least one of its inputs and that change
19891         influences liveness at the start of the basic block.
19893         * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
19894         arguments instead of 1.
19896 2005-01-14  Eric Botcazou  <ebotcazou@libertysurf.fr>
19898         PR middle-end/18820
19899         * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
19900         zero for nested functions needing a static chain or functions
19901         with a non-constant address.
19903 2005-01-13  Roger Sayle  <roger@eyesopen.com>
19905         * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
19906         (and (sign_extend X) C) into (zero_extend (and X C)).
19908 2005-01-13  David O'Brien  <obrien@FreeBSD.org>
19910         * config/freebsd-spec.h:  Make KSE pthread lib logic the default.
19912 2005-01-13  Richard Henderson  <rth@redhat.com>
19914         PR target/19009
19915         PR target/19250
19916         PR target/19252
19917         * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
19918         bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
19919         not just TARGET_SSE.
19920         (cmpfp_i_387): Rename from cmpfp_i.  Move after sse patterns.
19921         (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
19922         (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
19923         (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
19924         (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
19925         (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
19926         (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
19927         fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
19928         (movdicc_c_rex64): Rename with '*'.
19929         (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
19930         (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
19931         (movsfcc_1_387): Rename from movsfcc_1.
19932         (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
19933         (movdfcc_1, movdfcc_1_rex64): Add check for 387.
19934         (sminsf3, smaxsf3, smindf3, smaxdf3): New.
19935         (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
19936         mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
19937         maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
19938         sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
19939         sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
19940         sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
19941         sse_movdfcc_const0_4): Remove.
19942         * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
19943         recognize min/max early.  Update for changed sse cmove patterns.
19944         (ix86_split_sse_movcc): New.
19945         * config/i386/i386-protos.h: Update.
19947 2005-01-13  Steven Bosscher  <stevenb@suse.de>
19949         * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
19950         (fix_stmt_v_may_defs): Likewise.
19952 2005-01-13  Richard Henderson  <rth@redhat.com>
19954         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
19955         for converting the mask.
19957 2005-01-13  David Edelsohn  <edelsohn@gnu.org>
19959         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
19960         definition to 600.
19962 2005-01-13  Richard Henderson  <rth@redhat.com>
19964         * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
19965         IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
19966         IX86_BUILTIN_MOVDQ2Q): Remove.
19967         (IX86_BUILTIN_VEC_EXT_V4SI): New.
19968         (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
19969         (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
19970         shuffling.
19971         * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
19972         (sse2_pextrw): Fix immediate constraint.
19973         (sse2_loadq, sse2_loadq_rex64): Remove.
19974         * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
19975         Use __builtin_ia32_vec_ext_<size>.
19976         (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
19978 2005-01-13  Aldy Hernandez  <aldyh@redhat.com>
19980         * function.c (assign_parm_setup_block): Look inside original
19981         entry_parm when inspecting PARALLEL.
19983 2005-01-13  Ralf Corsepius  <ralf.corsepius@rtems.org>
19984             Joel Sherrill  <joel@oarcorp.com>
19986         PR target/19399
19987         * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
19988         (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
19989         rtems_gxx_recursive_mutex_init.
19990         (__gthread_recursive_mutex_lock): New function.
19991         (__gthread_recursive_mutex_trylock): Likewise.
19992         (__gthread_recursive_mutex_unlock): Likewise.
19994 2005-01-13  Ralf Corsepius <ralf.corsepius@rtems.org>
19996         * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
19998 2005-01-13  Jan Beulich  <jbeulich@novell.com>
20000         * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20001         (ashrti3_internal): Indicate output is early clobber. Generate result
20002         into output rather than first input. Use move for low word of output
20003         if shift count is exactly 64.
20004         (lshrti3_internal): Likewise.
20006 2005-01-13  Hans-Peter Nilsson  <hp@bitrange.com>
20008         PR target/18329
20009         PR target/18330
20010         * reload1.c (delete_output_reload): Don't delete an output reload
20011         if the pseudo lives longer than a single basic block.  Adjust and
20012         improve wording of comment.
20014 2005-01-12  Andrew Pinski  <pinskia@physics.uc.edu>
20016         PR target/19334
20017         * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20018         of TYPE_SIZE where we mean the number of bytes.
20020 2005-01-12  Aldy Hernandez  <aldyh@redhat.com>
20022         * function.c (assign_parm_setup_block): Relax condition on
20023         multi-register optimization.
20025 2005-01-12  Nick Clifton  <nickc@redhat.com>
20027         * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20028         an "in_delay_slot" attribute of "no" to prevent them being used in
20029         delay slots.  This is forbidden because they might generate
20030         exceptions.
20032 2005-01-12  Alan Modra  <amodra@bigpond.net.au>
20034         PR target/19389
20035         * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20036         with r->Y and Y->r.
20038 2005-01-12  Nick Clifton  <nickc@redhat.com>
20040         * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20041         passed on to GAS) but do not define, as GAS no longer supports or
20042         needs the -m2000 option.
20044 2005-01-11  Roger Sayle  <roger@eyesopen.com>
20046         * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20047         type as args of unprototyped builtins aren't automatically promoted.
20048         (fold_builtin_abs): Likewise.
20050 2005-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
20052         * Makefile.in: Set a `build-warn' variable.
20054 2005-01-11  Zdenek Dvorak  <dvorakz@suse.cz>
20056         PR tree-optimization/17949
20057         * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20058         (find_interesting_uses_address): Use it.
20060 2005-01-11  Aldy Hernandez  <aldyh@redhat.com>
20062         * regrename.c (kill_value): Handle subreg's that won't simplify.
20064 2005-01-11  Richard Henderson  <rth@redhat.com>
20066         PR target/13366
20067         * config/i386/i386.h (enum ix86_builtins): Move ...
20068         * config/i386/i386.c: ... here.
20069         (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20070         IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20071         IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20072         IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20073         IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD,  IX86_BUILTIN_STOREHPD,
20074         IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20075         IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20076         IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20077         IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20078         IX86_BUILTIN_LOADDDUP): Remove.
20079         (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20080         IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20081         IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20082         IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20083         IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20084         (ix86_init_builtins): Make static.
20085         (ix86_init_mmx_sse_builtins): Update for changed builtins.
20086         (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20087         if all the modes match.  Otherwise, fake it.
20088         (get_element_number, ix86_expand_vec_init_builtin,
20089         ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20090         (ix86_expand_builtin): Make static.  Update for changed builtins.
20091         (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20092         operand instead of sse2_loadsd.  Cast sse1 fallback to V4SFmode.
20093         (ix86_expand_vector_init_duplicate): New.
20094         (ix86_expand_vector_init_low_nonzero): New.
20095         (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20096         Split out from ix86_expand_vector_init; handle integer modes.
20097         (ix86_expand_vector_init): Use them.
20098         (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20099         * config/i386/i386-protos.h: Update.
20100         * config/i386/predicates.md (reg_or_0_operand): New.
20101         * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20102         (movv2sf_internal): Likewise.  And a splitter to match them all.
20103         (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20104         vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20105         vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20106         vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20107         (mmx_pinsrw): Fix operand ordering.
20108         * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20109         rather than sse_loadss expander.
20110         (movv2df splitter): Similarly.
20111         (sse_loadss, sse_loadlss): Remove.
20112         (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20113         (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20114         (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20115         (sse3_movddup): Rename with '*'.
20116         (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20117         (sse2_loadsd): Remove.
20118         (vec_dupv2df_sse3): Rename from sse3_loadddup.
20119         (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20120         (sse2_pinsrw): Fix argument ordering.
20121         (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20122         (sse2_stored): Remove 'r' destination.
20123         (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20124         vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20125         vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20126         vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20127         vec_extractv16qi, vec_initv16qi): New.
20129         * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20130         (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20131         _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20132         constructor form.
20133         (_mm_load_pd, _mm_store_pd): Use plain dereference.
20134         (_mm_load_si128, _mm_store_si128): Likewise.
20135         (_mm_load1_pd): Use _mm_set1_pd.
20136         (_mm_load_sd): Use _mm_set_sd.
20137         (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20138         (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20139         (_mm_set_epi64): Use _mm_set_epi64x.
20140         (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20141         _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20142         _mm_setr_epi8): Use _mm_set_foo form.
20143         (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20144         (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20145         (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20146         (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20147         * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20148         (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20149         (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20150         (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20151         (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20152         * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20153         (_mm_movedup_pd): Use _mm_shuffle_pd.
20154         * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20155         _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20156         (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20157         _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20158         Use _mm_setzero_ps.
20159         (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20160         (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20161         (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20162         (_mm_store_ps): Use raw dereference.
20163         (_mm_store1_ps): Use _mm_storeu_ps.
20164         (_mm_storer_ps): Use _mm_store_ps.
20165         (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20166         (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20168 2005-01-11  Stan Shebs  <shebs@apple.com>
20170         * config/rs6000/rs6000.c (machopic_output_stub): Issue
20171         ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20173 2005-01-11  Andrew Pinski  <pinskia@physics.uc.edu>
20175         PR target/18761
20176         * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20177         Skip all DECLs except for FIELD_DECLs.
20179 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
20181         * config/s390/s390.c (override_options): Return error if
20182         -mbackchain, -mpacked-stack and -mhard-float are used together.
20183         (s390_va_start): Remove the backchain && packed-stack special case.
20184         (s390_gimplify_va_arg): Likewise.
20185         * doc/invoke.texi: Remove the ABI incompatibility note.
20187 2005-01-11  Andreas Krebbel  <krebbel1@de.ibm.com>
20189         * config/s390/s390.c (struct s390_frame_layout): Remove
20190         save_backchain_p.
20191         (s390_frame_info, s390_emit_prologue): Replace occurrences of
20192         save_backchain_p with TARGET_BACKCHAIN.
20194 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
20196         PR target/18916
20197         * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20198         * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20199         * function.c (locate_and_pad_parm): Set new field.
20200         (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20201         Tweak where_pad test to include "none".  Always set mem align for
20202         stack_parm.
20203         (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20204         not sufficient for type.
20205         (assign_parm_setup_block): If stack_parm is zero on entry, always
20206         make a new stack local.  Block move old stack parm if necessary
20207         to new aligned stack local.
20208         (assign_parm_setup_stack): Use a block move to handle
20209         potentially misaligned entry_parm.
20210         (assign_parms_unsplit_complex): Specify required alignment when
20211         creating stack local.
20212         * calls.c (compute_argument_addresses): Override alignment of stack
20213         arg calculated from its type with the alignment given by
20214         FUNCTION_ARG_BOUNDARY.
20215         (store_one_arg): Likewise.
20217 2005-01-11  Jan Beulich  <jbeulich@novell.com>
20219         * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20220         Change respective itanium_class attribute to ialu.
20221         (shladdp4_internal): New.
20222         * config/ia64/predicates.md (shladd_log2_operand): New.
20224 2005-01-11  Richard Henderson  <rth@redhat.com>
20226         * expr.c (store_constructor): Use rtvec_alloc instead of
20227         alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20229 2005-01-11  Kazu Hirata  <kazu@cs.umass.edu>
20231         * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20233 2005-01-11  Alan Modra  <amodra@bigpond.net.au>
20235         * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20236         * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20237         (TARGET_RWRELOC): Define.
20238         (ia64_rwreloc_section_type_flags): Delete.
20239         (ia64_section_type_flags): New function.
20240         * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20241         (TARGET_RWRELOC): Define.
20243 2005-01-10  David Mosberger  <davidm@hpl.hp.com>
20245         PR target/18987
20246         * config/ia64/ia64.c (process_set): For alloc insn, only call
20247         process_epilogue is !frame_pointer_needed.
20249 2005-01-10  Roger Sayle  <roger@eyesopen.com>
20251         PR c++/19355
20252         * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20253         unary operator and can't be treated as a binary/comparison operator.
20255 2005-01-10  Richard Henderson  <rth@redhat.com>
20257         * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20258         (ix86_return_in_memory): Likewise.
20259         (function_arg_advance):  Likewise.  Mirror structure in function_arg
20260         for choosing register to advance.
20262 2005-01-10  Kazu Hirata  <kazu@cs.umass.edu>
20264         * tree-vectorizer.c, tree.def: Fix comment typos.
20266 2005-01-10  Mark Dettinger  <dettinge@de.ibm.com>
20268         * config/s390/s390.c (struct processor_costs): 4 new fields:
20269         ddbr, ddr, debr, der.
20270         (s390_rtx_costs): More precise handling of divide instructions.
20272 2005-01-10  David Edelsohn  <edelsohn@gnu.org>
20274         * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20276 2005-01-10  Jan Beulich  <jbeulich@novell.com>
20278         * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20279         names resulting from -ffunction-sections/-fdata-sections and linkonce
20280         ones.
20281         * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20282         based on the section name. Rearrange the section name comparison logic
20283         slightly so that each section name is compared against at most once.
20285 2005-01-10  Ben Elliston  <bje@au.ibm.com>
20287         * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20288         targets for which -fPIC reduces limitations on the GOT size.
20290 2005-01-09  Falk Hueffner  <falk@debian.org>
20292         * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20293         X/C1 cmpop C2.
20295 2005-01-09  David Edelsohn  <edelsohn@gnu.org>
20297         PR target/18720
20298         * collect2.c (main): Set aixrtl_flag for -brtl option.
20299         (resolve_lib_name): Search for .so file extension before .a
20300         if aixrtl_flag set.
20302 2005-01-09  Dorit Naishlos  <dorit@il.ibm.com>
20304         * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20305         (vect_analyze_data_refs_alignment): Add dump prints.
20307 2005-01-09  Ira Rosen  <irar@il.ibm.com>
20309         * tree-vectorizer.c (vect_analyze_offset_expr): Use
20310         expr_invariant_in_loop_p.
20311         Initialize outputs first thing in the function.
20312         (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20313         (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20314         (vect_analyze_pointer_ref_access): Check that the initial condition of
20315         the access function is loop invariant.
20317 2005-01-09  Richard Henderson  <rth@redhat.com>
20319         * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20320         (ix86_expand_builtin): Likewise.  Frob MASKMOVQ wrt the input mem
20321         just like MASKMOVDQU.  Return plain zero for MMX_ZERO.
20322         * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20323         mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20324         movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20325         movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20326         sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20327         ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20328         mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20329         mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20330         sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20331         mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20332         mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20333         gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20334         ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20335         mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20336         mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20337         mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20338         eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20339         pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20340         pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20341         pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20342         mmx_ prefix.
20343         (mmx_clrdi, pavgusb): Remove.
20344         (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20345         with leading sse_ prefix.
20346         * config/i386/sse.md: Receive them.
20347         * config/i386/mmx.md: New file.
20348         (MMXMODE12, MMXMODE24, mmxvecsize): New.
20349         (subrv2sf3): Turn into expander for normal subtraction.
20350         (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20351         mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20352         mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20353         mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20354         commutative; use ix86_binary_operator_ok.
20355         (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20356         mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20357         mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20358         mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20359         mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20360         Macroize from existing patterns; use ix86_binary_operator_ok.
20361         (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20362         (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20363         mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise.  Model
20364         with vec_select+vec_concat.
20365         (mmx_pshufw, mmx_pshufw_1): Likewise.
20366         (mmx_uavgv8qi3): Merge pavgusb.  Model correcty.
20367         (mmx_uavgv4hi3): Model correctly.
20368         * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20369         _mm_xor_si64): Remove casts.
20371 2005-01-09  Zdenek Dvorak  <dvorakz@suse.cz>
20373         PR tree-optimization/19224
20374         * tree-scalar-evolution.c (get_instantiated_value,
20375         set_instantiated_value): New functions.
20376         (instantiate_parameters_1): Cache the results.
20377         (instantiate_parameters, resolve_mixers): Initialize and free
20378         the cache.
20380 2005-01-08  David Edelsohn  <edelsohn@gnu.org>
20382         * config/i386/i386.md (addhi_4): Correct reference in comment.
20383         (addqi_4): Same.
20385 2005-01-08  Richard Henderson  <rth@redhat.com>
20387         * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20388         (_mm_cvtsi128_si64x): Likewise.
20389         (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20390         _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20391         the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20392         * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20393         * config/i386/i386-protos.h: Update.
20394         * config/i386/i386.c (print_operand): Add 'H'.
20395         (ix86_fixup_binary_operands): Split out from ...
20396         (ix86_expand_binary_operator): ... here.
20397         (ix86_fixup_binary_operands_no_copy): New.
20398         (ix86_expand_fp_absneg_operator): Handle vector mode results.
20399         (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20400         (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20401         (safe_vector_operand): Use CONST0_RTX.
20402         (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20403         (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20404         CODE_FOR_sse2_maskmovdqu.  Special case SSE version of MASKMOVDQU
20405         expansion.  Update names for sse{,2,3}_ prefixes.  Remove *maskncmp*
20406         special cases.
20407         * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20408         (IX86_BUILTIN_CMPNGESS): New.
20409         * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20410         (attr type): Add sselog1.
20411         (attr unit, attr memory): Handle it.
20412         (movti, movti_internal, movti_rex64): Move near other integer moves.
20413         (movtf, movtf_internal): Move near other fp moves.
20414         (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20415         vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20416         movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20417         movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20418         sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20419         sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20420         sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20421         mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20422         rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20423         sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20424         sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20425         sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20426         vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20427         smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20428         cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20429         cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20430         vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20431         vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20432         sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20433         sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20434         cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20435         cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20436         cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20437         cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20438         ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20439         subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20440         smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20441         sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20442         sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20443         sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20444         gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20445         ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20446         ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20447         sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20448         sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20449         sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20450         sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20451         sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20452         sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20453         sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20454         mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20455         addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20456         movsldup, lddqu, loadddup, movddup): Move to sse.md.  Any with
20457         non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20458         same time.
20459         (SSEPUSH, push<SSEPUSH>): Remove.
20460         (MMXPUSH, push<MMXPUSH>): Remove.
20461         (sse_movaps, sse_movaps_1, sse_movups): Remove.
20462         (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20463         (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20464         (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20465         (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20466         (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20467         (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20468         (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20469         * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20470         (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20471         * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20472         (ppro_sse_log_V4SF_load): Similarly.  Handle sselog1.
20473         (ppro_sse_log_V4SF): Handle sselog1.
20474         * config/i386/predicates.md (const_0_to_1_operand): New.
20475         (const_0_to_255_mul_8_operand): New.
20476         (const_1_to_31_operand): Rename from const_int_1_31_operand.
20477         (const_2_to_3_operand, const_4_to_7_operand): New.
20478         * config/i386/sse.md: New file.
20479         (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20480         (sse_movups): Rename from sse_movups_1.
20481         (sse_loadlss): Rename from sse_loadss_1.
20482         (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20483         from the name.
20484         (negv4sf2): Use ix86_expand_fp_absneg_operator.
20485         (absv4sf2, negv2df, absv2df): New.
20486         (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20487         (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20488         iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20489         smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20490         umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20491         (sse3_addsubv4sf3): Model correctly.
20492         sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20493         sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20494         (sse_movhlps): Model with vec_select+vec_concat.
20495         (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20496         sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20497         sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20498         sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20499         sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20500         sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20501         sse2_pshufhw_1): Likewise.
20502         (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20503         (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20504         sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20505         ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20506         sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20507         ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20508         (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20509         sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20510         mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20511         sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20512         sminv8hi3): Mark commutative
20513         operands.  Use ix86_binary_operator_ok.
20514         (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20515         sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20516         sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20517         sse2_punpcklqdq): Allow operand2 in memory.
20518         (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20519         sse2_movsd): Add memory alternatives.
20520         (sse_storelps): Turn expander into an insn; split after reload.
20521         (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20522         (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20524 2005-01-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
20526         * configure.ac (DWARF-2 debug_line): Use objdump.
20527         * configure: Regenerate.
20529 2005-01-08  Jeff Law  <law@redhat.com>
20530             Diego Novillo  <dnovillo@redhat.com>
20532         PR tree-optimization/18241
20533         * tree-nrv.c (tree_nrv): Ignore volatile return values.
20534         * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20535         statements with volatile operands.
20536         * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20537         operands after marking a statement with has_volatile_ops.
20539 2005-01-08  Roger Sayle  <roger@eyesopen.com>
20541         * tree.c (int_fits_type_p): Always honor integer constant
20542         TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20544 2005-01-08  Roger Sayle  <roger@eyesopen.com>
20546         * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20547         the latent bug in rtl_delete_block has been resolved.
20549 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
20551         * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20552         (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20554 2005-01-08  Richard Sandiford  <rsandifo@redhat.com>
20556         * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20557         library as @multilib_dir@/$(SHLIB_SONAME).
20559 2005-01-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
20561         * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20562         * configure: Regenerate.
20564 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
20566         * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20567         TYPE_MODE.
20569 2005-01-07  David Edelsohn  <edelsohn@gnu.org>
20571         PR target/13674
20572         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
20573         Convert non-word aligned offset address using ld/std into
20574         indirect address.
20576 2005-01-07  Richard Henderson  <rth@redhat.com>
20578         * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
20580 2005-01-07  Richard SAndiford  <rsandifo@redhat.com>
20582         * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
20584 2005-01-07  Jakub Jelinek  <jakub@redhat.com>
20586         PR tree-optimization/19283
20587         * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
20588         is not shorter than the original type.
20590         PR rtl-optimization/19012
20591         * config/i386/i386.md (addqi_1_slp): Set memory attribute.
20593         PR rtl-optimization/18861
20594         * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
20595         (FULL_STATE): Define.
20596         (mark_tablejump_edge): New function.
20597         (purge_dead_tablejump_edges): New function.
20598         (find_bb_boundaries): Use it.
20600         PR tree-optimization/18828
20601         * builtins.c (expand_builtin_next_arg): Remove argument and all
20602         the argument checking.
20603         (expand_builtin): Adjust caller.
20604         (expand_builtin_va_start): Likewise.  Remove error for too many
20605         arguments.
20606         (fold_builtin_next_arg): Issue error for too many arguments.
20607         After checking arguments, replace them with magic arguments that
20608         prevent further checking of the args.
20610 2005-01-06  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
20612         * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
20614 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20616         PR target/6077
20617         * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
20618         and %{.S:...} (and their negative variants) to test whether the
20619         input file is assembler or pre-processed-assembler independent of
20620         the actual filename extension.
20622 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20624         * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
20625         of sign or zero extended values.
20627 2005-01-06  Geoffrey Keating  <geoffk@apple.com>
20629         * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
20630         for IBM long double format correctly.
20632 2005-01-06  Daniel Berlin <dberlin@dberlin.org>
20634         Fix PR tree-optimization/18792
20636         * tree-data-ref.c (build_classic_dist_vector): Change first_loop
20637         to first_loop_depth, and use loop depth instead of loop number.
20638         (build_classic_dir_vector): Ditto.
20639         (compute_data_dependences_for_loop): Use depth, not loop number.
20640         * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
20641         number. Pass in loops, instead of loop numbers.
20642         (gather_interchange_stats): Ditto.
20643         (linear_transform_loops): Ditto.
20645 2005-01-06  Richard Sandiford  <rsandifo@redhat.com>
20647         PR rtl-opt/13299
20648         * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
20649         biv_fits_mode_p, extension_within_bounds_p): New functions.
20650         (check_ext_dependent_givs): Use them.
20652 2005-01-06  Roger Sayle  <roger@eyesopen.com>
20654         * cfgrtl.c (rtl_delete_block): A basic block may be followed by
20655         more than one barrier, in which case we should delete them all.
20657 2005-01-06  Tobias Schlueter  <tobias.schlueter@physik.uni-muenchen.de>
20659         * gcc.c (process_command): Change year in 'gcc --version' to 2005.
20661 2005-01-05  Daniel Berlin  <dberlin@dberlin.org>
20663         Fix PR middle-end/19286
20664         Fix PR debug/19267
20665         * dwarf2out.c (gen_subprogram_die): If we've already tried to
20666         output this subprogram, simply ignore this attempt to do it again.
20667         (add_abstract_origin_attribute): Don't abort trying to add the abstract
20668         origin attribute if it's not possible.
20669         (gen_block_die): Don't ignore subblocks of "unused" blocks.
20670         (decls_for_scope): Ditto.
20671         * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
20672         (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
20674 2005-01-05  Richard Henderson  <rth@redhat.com>
20676         PR target/11327
20677         * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
20678         (bdesc_2arg): Use it.
20679         (ix86_expand_binop_builtin): Force operands into registers
20680         when optimizing.
20681         (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
20682         ix86_expand_sse_compare, ix86_expand_sse_comi,
20683         ix86_expand_builtin): Likewise.
20685 2005-01-05  Richard Henderson  <rth@redhat.com>
20687         * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
20688         and VEC_SELECT.
20689         * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
20690         (mulv4hi3): Set itanium_class mmmul.
20691         (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
20692         (fpack): Rename from fpack_sfsf.
20694 2005-01-05  Richard Henderson  <rth@redhat.com>
20696         PR rtl-opt/10692
20697         * reload1.c (do_input_reload): Restrict the optimization deleteing
20698         a previous output reload to RELOAD_FOR_INPUT.
20700 2005-01-05  Steven Bosscher  <stevenb@suse.de>
20702         * combine.c (expand_compound_operation)  <ZERO_EXTRACT>: Add
20703         comment that we fall through after case.
20704         (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
20705         (distribute_links): Likewise.
20706         * cse.c (cse_insn): Likewise.
20707         * cselib.c (cselib_invalidate_mem): Likewise.
20708         * df.c: Update comments at the top of the file.
20709         (read_modify_subreg_p): Update comments here too.
20710         (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
20711         * flow.c (mark_set_1): Likewise.
20712         (mark_used_regs): Likewise.
20713         * gcse.c (mems_conflict_for_gcse_p): Likewise.
20714         (canon_list_insert): Likewise.
20715         (mark_set): Likewise.
20716         (try_replace_reg): Likewise.
20717         (store_killed_in_insn): Likewise.
20718         * loop.c (count_one_set): Likewise.
20719         (basic_induction_var): Likewise.
20720         * postreload-gcse.c (find_mem_conflicts): Likewise.
20721         * postreload.c (reload_combine_note_store): Likewise.
20722         (move2add_note_store): Likewise.
20723         * reload.c (find_equiv_reg): Likewise.
20724         (mark_referenced_resources): Likewise.
20725         * rtlanal.c (set_noop_p): Likewise.
20726         (note_stores): Likewise.
20727         (note_uses): Likewise.
20728         * sched-deps.c (sched_analyze_1): Likewise.
20729         * sched-rgn.c (check_live_1): Likewise.
20730         (update_live_1): Likewise.
20731         * config/i860/i860.c: Likewise.
20733         * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
20734         an lvalue.
20735         (ZERO_EXTRACT): Mention that this one can be an lvalue.
20737         * doc/rtl.texi: Update documentation for bit-fields and SET.
20739 2005-01-05  Roger Sayle  <roger@eyesopen.com>
20741         * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
20743 2005-01-05  Jan Hubicka  <jh@suse.cz>
20744             Richard Henderson  <rth@redhat.com>
20746         PR target/18910
20747         * config/i386/i386.c (ix86_expand_move): Handle tls symbols
20748         with an offset.
20750 2005-01-05  Richard Henderson  <rth@redhat.com>
20752         PR target/12902
20753         * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
20754         (sse_shufps): Change operand 3 to const_int_operand.
20755         (sse2_storelps): Fix typo in template.
20756         (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
20757         * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
20758         (ix86_expand_builtin): Likewise.
20760 2005-01-05  Julian Brown  <julian@codesourcery.com>
20762         * config/arm/arm.c (arm_return_in_memory): Treat complex types
20763         as aggregates for AAPCS ABIs.
20765 2005-01-05  Stan Shebs  <shebs@apple.com>
20767         * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
20768         Mach-O getters if ppc64.
20769         * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
20770         size argument.
20771         * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
20772         signed four-byte field for global code case.
20773         (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
20775 2005-01-05  Roger Sayle  <roger@eyesopen.com>
20777         PR middle-end/19100
20778         * c-common.c: Include real.h.
20779         (c_common_truthvalue_conversion): Avoid destructively modifying expr.
20780         Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
20781         Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
20782         * Makefile.in (c-common.o): Update dependencies.
20784 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20786         * c-parse.in (asm_string): Add trailing semicolon.
20788 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20790         * c-parse.in (asm_string): New.  Don't allow wide strings in
20791         'asm'.
20792         (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
20793         asm_string instead of STRING.
20795 2005-01-05  Joseph S. Myers  <joseph@codesourcery.com>
20797         * c-typeck.c (constructor_no_implicit): Remove.
20798         (set_designator, process_init_element): Don't check
20799         constructor_no_implicit.
20801 2005-01-05  J"orn Rennecke <joern.rennecke@st.com>
20802             Kaz Kojima  <kkojima@gcc.gnu.org>
20804         PR target/16482
20805         * lcm.c (create_pre_exit): New.
20806         (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
20807         ENTRY_EXIT_EXTRA to 3.  Use create_pre_exit.
20809 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
20811         * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
20812         -msoft-float in target_float_switch.
20813         * arm.c (arm_override_options): Fix processing of target_float_switch.
20815 2004-01-05  Richard Earnshaw  <rearnsha@arm.com>
20817         * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
20818         preferencing.
20820 2004-01-05  Uros Bizjak  <uros@kss-loka.si>
20822         * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
20823         Replace i387 with 'i386 compiler' in -mfpmath=sse option.
20825 2005-01-04  Roger Sayle  <roger@eyesopen.com>
20827         * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
20828         if deleting the then-block allows the test-block to fallthru to the
20829         else-block.
20831 2005-01-04  Andrew Pinski  <pinskia@physics.uc.edu>
20833         PR c/19152
20834         * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
20835         after the full declaration if the are in two different TUs.
20837 2005-01-04  Richard Henderson  <rth@redhat.com>
20839         PR tree-opt/19158
20840         * tree-sra.c (generate_one_element_init): Just
20841         call gimplify_and_add.
20842         (generate_element_init): Record the
20843         new referenced variables and mark them for renaming
20844         and split out to ...
20845         (generate_element_init_1): This.
20846         (scalarize_init): Don't call push_gimplify_context/
20847         pop_gimplify_context.
20849 2005-01-04  Geoffrey Keating  <geoffk@apple.com>
20851         * toplev.c (get_src_pwd): Handle failure of getpwd().
20853 2005-01-04  Roger Sayle  <roger@eyesopen.com>
20855         * fold-const.c (fold_single_bit_test): Delete unreachable handling
20856         of TRUTH_NOT_EXPR.
20857         (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
20858         all the cases handled by it are inverted by invert_truthvalue.
20860 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
20862         * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
20863         (save_register_windowsi): Likewise.
20865 2005-01-04  Richard Henderson  <rth@redhat.com>
20867         * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
20869 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
20871         PR middle-end/17767
20872         * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
20873         any simplifications of vector mode comparison operators.
20874         * simplify-rtx.c (simplify_relational_operation): Fix variable name.
20876 2005-01-04  Paolo Bonzini  <bonzini@gnu.org>
20877             Devang Patel  <dpatel@apple.com>
20879         PR tree-optimization/18308
20880         * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
20881         the operands before creating a new expression.
20882         * dojump.c (do_jump): Make drop_through_label available
20883         for all cases.  Add expansion of COND_EXPR.
20885 2005-01-04  Ira Rosen  <irar@il.ibm.com>
20887         * tree-vectorizer.c (vect_analyze_offset_expr): Test for
20888         INTEGER_CST instead of TREE_CONSTANT.
20889         (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
20890         instead of TREE_CONSTANT.
20891         (vect_analyze_pointer_ref_access): Test for INTEGER_CST
20892         instead of TREE_CONSTANT.
20894 2005-01-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
20896         * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
20898 2005-01-04  Uros Bizjak  <uros@kss-loka.si>
20900         PR target/19240
20901         * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
20902         (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
20904 2005-01-03  Richard Henderson  <rth@redhat.com>
20906         * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
20907         (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
20908         fold_convert_const_real_from_real): Split out from ...
20909         (fold_convert_const): ... here.
20911 2005-01-03  Richard Henderson  <rth@redhat.com>
20913         PR target/19235
20914         * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
20915         (mov<MMXMODEI>_internal): Likewise.
20916         (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
20917         Add V2SF case; use it for SSE1; don't use TI.
20918         (movdf_integer): Likewise.
20919         (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
20921 2005-01-03  Ira Rosen  <irar@il.ibm.com>
20923         * tree-vectorizer.c (vect_strip_conversions): New function.
20924         (vect_analyze_offset_expr): Call vect_strip_conversions. Add
20925         check for binary class.
20927 2005-01-03  Daniel Berlin  <dberlin@dberlin.org>
20929         Fix PR debug/17924
20930         Fix PR debug/19191
20931         * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
20932         is a decl.
20933         * gimple-low.c (mark_blocks_with_used_vars): New function.
20934         (mark_blocks_with_used_subblocks): Ditto.
20935         (mark_used_blocks): Ditto.
20936         (pass_mark_used_blocks): New pass.
20937         * tree-inline.c: Include debug.h.
20938         (expand_call_inline): Call outlining_inline_function here.
20939         * tree-optimize.c (init_tree_optimization_passes): Add
20940         pass_mark_used_blocks.
20941         * tree-pass.h (pass_mark_used_blocks): New.
20942         * Makefile.in (tree-inline.o): Add debug.h dependency.
20944 2005-01-03  Geoffrey Keating  <geoffk@apple.com>
20946         * config/darwin.c (darwin_handle_weak_import_attribute): Permit
20947         VAR_DECLs to have weak_import attribute.
20949         * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
20950         'struct ucontext'.
20952 2004-01-03  Steven Bosscher  <stevenb@suse.de>
20954         * passes.c (rest_of_compilation): Don't run regmove if only
20955         flag_expensive_optimizations, require flag_regmove instead.
20957 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
20959         * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
20960         register "sparc".
20961         * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
20962         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20963         * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
20964         * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
20966 2005-01-03  Richard Henderson  <rth@redhat.com>
20968         * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
20969         (ia64_const_ok_for_letter_p): New.
20970         (ia64_const_double_ok_for_letter_p): New.
20971         (ia64_extra_constraint): New.
20972         (ia64_expand_vecint_compare): New.
20973         (ia64_expand_vcondu_v2si): New.
20974         (ia64_expand_vecint_cmov): New.
20975         (ia64_expand_vecint_minmax): New.
20976         (ia64_print_operand): Add 'v'.
20977         (ia64_preferred_reload_class): New.
20978         (ia64_vector_mode_supported_p): New.
20979         * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
20980         (PREFERRED_RELOAD_CLASS): Move to function.
20981         (CONST_OK_FOR_LETTER_P): Move to function.
20982         (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
20983         (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
20984         (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
20985         (EXTRA_CONSTRAINT): Move to function.
20986         * config/ia64/ia64.md: Include vect.md.
20987         (itanium_class): Add mmalua.
20988         (type): Handle it.
20989         * config/ia64/itanium1.md (1_mmalua): New.  Add it to bypasses.
20990         (1b_mmalua): New.
20991         * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
20992         * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
20993         CONST0_RTX.
20994         (const_int_2bit_operand): New.
20995         (fr_reg_or_0_operand): New.
20996         * config/ia64/ia64-modes.def: Add vector modes.
20997         * config/ia64/ia64-protos.h: Update.
20998         * config/ia64/vect.md: New file.
21000 2005-01-03  Richard Henderson  <rth@redhat.com>
21002         * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21004 2005-01-03  Uros Bizjak  <uros@kss-loka.si>
21006         PR target/19236
21007         * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21008         to SFmode.
21009         (log1pdf2): Change mode of operands[0,1] to DFmode.
21011 2005-01-03  Eric Botcazou  <ebotcazou@libertysurf.fr>
21013         * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21014         * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21015         * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21016         * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21017         SPARC_RELAXED_ORDERING.
21019 2005-01-03  Richard Henderson  <rth@redhat.com>
21020             Uros Bizjak  <uros@kss-loka.si>
21022         PR target/14631
21023         * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21024         IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21025         * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21026         handling.
21027         (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21028         * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21029         const_pow2_1_to_128_operand): New predicates.
21031 2005-01-02  Greg McGary  <greg@mcgary.org>
21033         * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21034         anonymous decls.
21035         (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21036         object.  [ptr_type]: Remove unused variable.
21037         Remember nearest addressable array-element or record-component
21038         when checking bitfield components.  Tolerate empty BIND_EXPR.
21040 2005-01-01  Richard Henderson  <rth@redhat.com>
21042         * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21043         that don't narrow the value.  Fail for other conversions.
21045 2005-01-01  Richard Henderson  <rth@redhat.com>
21047         PR c/19031
21048         * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21049         * c-lang.c (finish_file): Don't do it here.
21050         * objc/objc-act.c (objc_finish_file): Likewise.
21052         * cgraph.c (decl_assembler_name_equal): New.
21053         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21054         (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21055         * cgraph.h (struct cgraph_varpool_node): Add next.
21056         (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21057         * varasm.c (assemble_alias): Mark the target as needed.
21059 2005-01-01  Andrew Pinski  <pinskia@physics.uc.edu>
21061         PR middle-end/19221
21062         * function.c (get_arg_pointer_save_area): Use entry_of_function
21063         instead of get_insns.
21065 2005-01-01  Roger Sayle  <roger@eyesopen.com>
21066             Andrew Pinski  <pinskia@physics.uc.edu>
21067             James E. Wilson  <wilson@specifixinc.com>
21069         PR rtl-optimization/12092
21070         * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21071         is zero.
21073 2005-01-01  Roger Sayle  <roger@eyesopen.com>
21074             Olivier Hainque  <hainque@act-europe.fr>
21076         * tree.c (int_fits_type_p): A narrower type always fits in a
21077         wider one, except for negative values into unsigned types.
21079 2005-01-01  Roger Sayle  <roger@eyesopen.com>
21081         * tree.c (int_fits_type_p): Compare the result of force_fit_type
21082         with the original constant rather than require TREE_OVERFLOW.
21084 2005-01-01  Steven Bosscher  <stevenb@suse.de>
21086         PR middle-end/17544
21087         * c-decl.c (finish_function): If compiling C99, annotate the
21088         compiler generated return with the current file name and line 0.
21089         * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21090         the source line is greater than 0.
21091         (remove_bb): Likewise.