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config/m32r/m32r-protos.h: Remove the prototypes for
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-03-18  2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
2
3         * config/m32r/m32r-protos.h: Remove the prototypes for
4         call_address_operand, symbolic_operand, seth_add3_operand,
5         cmp_int16_operand, uint16_operand, reg_or_int16_operand,
6         reg_or_uint16_operand, reg_or_cmp_int16_operand,
7         two_insn_const_operand, move_src_operand,
8         move_double_src_operand, move_dest_operand,
9         eqne_comparison_operator, signed_comparison_operator,
10         large_insn_p, conditional_move_operand, carry_compare_operand,
11         m32r_block_immediate_operand, extend_operand,
12         reg_or_eq_int16_operand, int8_operand, and
13         reg_or_zero_operand.
14         * config/m32r/m32r.c (call_address_operand, symbolic_operand,
15         seth_add3_operand, int8_operand, cmp_int16_operand,
16         uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
17         reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
18         reg_or_zero_operand, two_insn_const_operand, move_src_operand,
19         move_double_src_operand, move_dest_operand,
20         eqne_comparison_operator, signed_comparison_operator,
21         extend_operand, small_insn_p, large_insn_p,
22         conditional_move_operand, carry_compare_operand,
23         m32r_block_immediate_operand): Move to predicates.md.
24         (MAX_MOVE_BYTES): Move to m32r.h.
25         * config/m32r/m32r.h (PREDICATE_CODES): Remove.
26         * config/m32r/m32r.md: Include predicates.md.
27         * config/m32r/predicates.md: New.
28
29 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
30
31         * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
32         config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
33         config/alpha/freebsd.h, config/alpha/linux.h,
34         config/alpha/netbsd.h, config/alpha/osf5.h,
35         config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
36         config/h8300/h8300-protos.h, config/h8300/h8300.c,
37         config/h8300/h8300.h, config/ia64/unwind-ia64.c,
38         doc/cppopts.texi: Update copyright.
39
40 2005-03-18  Jan Hubicka  <jh@suse.cz>
41
42         PR middle-end/20225
43         * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
44         too late.
45         * varasm.c (find_decl_and_mark_needed): Mark needed only when not
46         called too late.
47
48 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
49
50         * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
51         VEC_safe_push.
52
53 2005-03-18  Paolo Bonzini  <bonzini@gnu.org>
54
55         * combine.c (gen_binary): Remove.
56         (known_cond, simplify_shift_const, find_split_point,
57         combine_simplify_rtx, simplify_if_then_else, simplify_set,
58         simplify_logical, expand_field_assignment, extract_left_shift,
59         force_to_mode, if_then_else_cond, apply_distributive_law,
60         simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
61         simplify_comparison, reversed_comparison): Replace with
62         simplify_gen_binary, simplify_gen_relational or
63         distribute_and_simplify_rtx.
64         (distribute_and_simplify_rtx): New function.
65
66 2005-03-18  Alexey Neyman  <alex.neyman@auriga.ru>
67             Paolo Bonzini  <gcc.gnu.org>
68
69         * calls.c (setjmp_call_p, special_function_p): Update comments
70         at the head of the functions.
71
72 2005-03-18  Jan Hubicka  <jh@suse.cz>
73
74         * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
75
76         * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether 
77         function body should be released; do not proactively release function
78         bodies in non-unit-at-a-time mode.
79
80 2005-03-18  Ralf Corsepius  <ralf.corsepius@rtems.org>
81
82         * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
83         mno-fp-ret-in-387 multilib variants.
84
85 2005-03-18  Richard Sandiford  <rsandifo@redhat.com>
86
87         * common.opt (m): Remove.
88         * opts.c (handle_option): Pass 'm' options to set_target_switch if
89         table lookup fails.
90         (common_handle_option): Remove OPT_m case.
91
92 2005-03-18  Kazu Hirata  <kazu@cs.umass.edu>
93
94         * builtins.c (fold_builtin_bitop): Take decomposed arguments
95         of CALL_EXPR.
96         (fold_builtin_1): Update a call to fold_builtin_bitop.
97
98         * builtins.c (fold_builtin_signbit): Take decomposed arguments
99         of CALL_EXPR.
100         (fold_builtin_1): Update a call to fold_builtin_signbit.
101
102 2005-03-17  Dorit Naishlos  <dorit@il.ibm.com>
103
104         PR tree-optimization/20474
105         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the 
106         size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
107
108 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
109
110         * config/h8300/h8300-protos.h: Remove prototypes for
111         general_operand_src, general_operand_dst, single_one_operand,
112         single_zero_operand, call_insn_operand,
113         two_insn_adds_subs_operand, small_call_insn_operand,
114         jump_address_operand, bit_operand, bit_memory_operand,
115         stack_pointer_operand, const_int_gt_2_operand,
116         const_int_ge_8_operand, const_int_qi_operand,
117         const_int_hi_operand, incdec_operand, bit_operator,
118         nshift_operator, eqne_operator, gtle_operator,
119         gtuleu_operator, iorxor_operator.
120         Add prototypes for h8sx_shift_type h8sx_classify_shift and
121         h8300_ldm_stm_parallel.
122         * config/h8300/h8300.c (h8sx_shift_type,): Move to
123         h8300-protos.h.
124         (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
125         SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
126         (h8300_ldm_stm_parallel): Make it extern.
127         (h8300_ldm_parallel, h8300_stm_parallel,
128         h8300_return_parallel, general_operand_src,
129         general_operand_dst, h8300_dst_operand, h8300_src_operand,
130         nibble_operand, reg_or_nibble_operand, single_one_operand,
131         single_zero_operand, call_insn_operand,
132         two_insn_adds_subs_operand, small_call_insn_operand,
133         jump_address_operand, bit_operand, bit_memory_operand,
134         stack_pointer_operand, const_int_gt_2_operand,
135         const_int_ge_8_operand, const_int_qi_operand,
136         const_int_hi_operand, incdec_operand, eqne_operator,
137         gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
138         h8sx_binary_memory_operator, h8sx_unary_memory_operator,
139         h8sx_unary_shift_operator, h8sx_binary_shift_operator,
140         nshift_operator): Move to predicates.md.
141         * config/h8300/h8300.h (PREDICATE_CODES): Remove.
142         * config/h8300/h8300.md: Include predicates.md.
143         * config/h8300/predicates.md: New.
144
145 2005-03-17  Richard Henderson  <rth@redhat.com>
146
147         * config.gcc (ia64*-*-hpux*): Add extra_options.
148         * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
149         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
150         * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
151         (ia64_tls_size_string, ia64_tune_string): Remove.
152         (ia64_tune): Init to PROCESSOR_ITANIUM2.
153         (TARGET_DEFAULT_TARGET_FLAGS): New.
154         (TARGET_HANDLE_OPTION): New.
155         (ia64_override_options): Move options parsing ...
156         (ia64_handle_option): ... here.  New.
157         * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
158         MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32, 
159         MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
160         MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
161         MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
162         MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM, 
163         MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD, 
164         TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
165         TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
166         TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
167         TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
168         TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
169         TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
170         TARGET_EARLY_STOP_BITS): Remove.
171         (TARGET_ILP32): Default false.
172         (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
173         (enum ia64_inline_type): New.
174         (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
175         * config/ia64/ia64.md: Update for new definitions of
176         TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
177         * config/ia64/ia64.opt: New file.
178         * config/ia64/ilp32.opt: New file.
179
180 2005-03-17  H.J. Lu  <hongjiu.lu@intel.com>
181
182         PR target/18380
183         * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
184
185 2005-03-17  Kazu Hirata  <kazu@cs.umass.edu>
186
187         * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
188         instead of MASK_H8300S.
189         * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
190         MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
191         MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
192         MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
193         TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
194         TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
195         TARGET_SWITCHES): Remove.
196         (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
197         TARGET_H8300SX.
198         * config/h8300/h8300.opt: New.
199
200         * config/alpha/alpha.opt, config/arc/arc.opt,
201         config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
202         notices.
203
204 2005-03-17  Ian Lance Taylor  <ian@airs.com>
205
206         * gmon.c: Remove.
207
208 2005-03-17  Richard Sandiford  <rsandifo@redhat.com>
209
210         * config/arc/arc.c (arc_cpu_string): Make static.  Default to "base"
211         (arc_text_string, arc_data_string, arc_rodata_string): Make static.
212         (TARGET_HANDLE_OPTION): Override default.
213         (arc_handle_option): New function.
214         (arc_init): Remove code to set arch_cpu_string.
215         * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
216         (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
217         (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
218         (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
219         (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
220         (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
221         (arc_rodata_string, TARGET_OPTIONS): Delete.
222         * config/arc/arc.opt: New file.
223
224 2005-03-17  Richard Henderson  <rth@redhat.com>
225
226         * doc/extend.texi (Weak Pragmas): New section.
227         (attribute alias): Clarify that target must be in the same
228         translation unit.
229
230 2005-03-17  Richard Henderson  <rth@redhat.com>
231
232         * config/alpha/alpha.opt: New file.
233         * config/alpha/alpha.c (alpha_tune): New.  Rename all existing uses
234         of alpha_cpu.
235         (alpha_cpu_string, alpha_tune_string, alpha_tp_string, 
236         alpha_fprm_string, alpha_fptm_string): Make static.
237         (alpha_tls_size_string): Remove.
238         (alpha_handle_option): New.
239         (override_options): Update for alpha_cpu/alpha_tune split.
240         (alpha_file_start): Likewise.
241         (TARGET_DEFAULT_TARGET_FLAGS): New.
242         (TARGET_HANDLE_OPTION): New.
243         * config/alpha/alpha.h (alpha_tune): Declare.
244         (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS, 
245         MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
246         MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
247         TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
248         TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
249         TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
250         MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
251         MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
252         TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
253         TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
254         (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
255         (TARGET_DEFAULT): Remove MASK_FP.
256         (TARGET_FP): Redefined based on TARGET_SOFT_FP.
257         (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
258         (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
259         alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
260         alpha_tls_size_string): Remove.
261         * config/alpha/alpha.md (prefetch): Use alpha_cpu.
262         (attribute tune): Rename from attribute cpu.
263         * config/alpha/ev4.md: Update to match.
264         * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
265         * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
266         * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
267         * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
268         * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
269         * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
270
271 2005-03-16  James E. Wilson  <wilson@specifixinc.com>
272
273         * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
274         and return without creating new state if before_nops_num is nonzero.
275         * config/ia64/ia64.md (first_insn): New attribute.
276         (alloc): Set it to yes.
277
278 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
279
280         * tree-vectorizer.c (new_vec_stmt_info): Initialize
281         STMT_VINFO_SUBVARS to NULL.
282         * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
283         
284 2005-03-16 Dale Johannesen  <dalej@apple.com>
285
286         * rtlanal.c (find_first_parameter_load):  Rewrite to
287         return actual first param load or the call if none,
288         instead of first in block, when not all loads exist.
289
290 2005-03-16  Roger Sayle  <roger@eyesopen.com>
291
292         * optabs.c (expand_copysign_absneg): Make static.
293         * optabs.h (expand_copysign_absneg): Delete prototype.
294         * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
295
296 2005-03-16  Richard Henderson  <rth@redhat.com>
297
298         PR middle-end/15700
299         * varasm.c (struct alias_pair): Rename from struct output_def_pair.
300         (alias_pairs): Rename from output_defs.
301         (find_decl_and_mark_needed): Split out from assemble_alias.
302         (do_assemble_alias): New.
303         (assemble_output_def): Remove.
304         (finish_aliases_1, finish_aliases_2): New.
305         (process_pending_assemble_output_defs): Remove.
306         (assemble_alias): Defer aliases for which we don't yet have a
307         non-external decl for the target symbol.
308         * passes.c (rest_of_decl_compilation): Register variables with cgraph.
309         * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
310         * toplev.c (compile_file): Use finish_aliases_2 instead of
311         process_pending_assemble_output_defs.
312         * tree.h (finish_aliases_1, finish_aliases_2): Declare.
313         (process_pending_assemble_output_defs): Remove.
314
315 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
316         
317         Fix PR tree-optimization/20489
318
319         * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
320         for empty structures.
321
322 2005-03-16  Daniel Berlin  <dberlin@dberlin.org>
323
324         Fix PR tree-optimization/20490
325         
326         * tree-ssa-pre.c (create_expression_by_pieces): Use
327         force_gimple_operand on result of fold.
328
329 2005-03-16  Andrew Pinski  <pinskia@physics.uc.edu>
330
331         * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
332         of closing parenthesis.
333
334 2005-03-16  Kazu Hirata  <kazu@cs.umass.edu>
335
336         * builtins.c (expand_movstr): Update a call to
337         fold_builtin_strcpy.
338         (expand_builtin_strncpy): Update a call to
339         fold_builtin_strncpy.
340         (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
341         arguments of CALL_EXPR.
342         (fold_builtin_1): Update calls to fold_builtin_strcpy and
343         fold_builtin_strncpy.
344         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
345         * tree.h: Update the prototypes of fold_builtin_strcpy and
346         fold_builtin_strncpy.
347
348 2005-03-16  Steven Bosscher  <stevenb@suse.de>
349             Dorit Naishlos  <dorit@il.ibm.com>
350
351         * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy 
352         UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero" 
353         error.
354
355 2005-03-16  Steven Bosscher  <stevenb@suse.de>
356
357         * tree-inline.c (walk_type_fields, walk_tree,
358         walk_tree_without_duplicates): Move from here...
359         * tree.c: ...to here.
360
361 2005-03-15  Zack Weinberg  <zack@codesourcery.com>
362
363         * BASE-VER, DATESTAMP, DEV-PHASE: New files.
364         * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
365         (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
366         (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
367         (version): Define using $(BASEVER_c).
368         (Makefile, config.status, build/gcov-iov.o): No longer depends on
369         version.c.
370         (version.o): Depend on version files; add custom generation command.
371         (prefix.o): Define BASEVER on command line.
372         (s-iov): Depend on version files; adjust command.
373         (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
374         Add gcc-vers.texi.
375         (gcc-vers.texi): New rule.
376         (doc/%.info, doc/%.dvi): Add -I . to command line.
377         (doc/gccinstall.dvi): Likewise.
378         (PACKAGE): Delete.  All uses replaced with "gcc".
379         * aclocal.m4: Do not include gcc-version.m4.
380         * configure.ac: Do not invoke TL_AC_GCC_VERSION.
381         Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
382         Set is_release based on contents of DEV-PHASE.
383         Set gcc_version based on contents of BASE-VER.
384         Define WIN32_REGISTRY_KEY only if the user overrode the default.
385         * config.in, configure: Regenerate.
386         * gccbug.in: Determine version of GCC in use at runtime.
387         * gcov-iov.c: Get version number and development phase from
388         command line, not by including version.c.
389         * intl.c: Replace all uses of PACKAGE with "gcc".
390         * libada-mk.in: Delete unused "gcc_version" variable.
391         * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
392         * version.c: (VERSUFFIX): New hook for redistributors; adjust
393         commentary to match.
394         (version_string): Put together from pieces.
395         * config/alpha/x-vms: Do not use $(gcc_version).
396         * config/i386/t-nwld: Likewise.
397         * doc/include/gcc-common.texi: Include gcc-vers.texi for
398         version-GCC and DEVELOPMENT.
399
400 2005-03-15  Roger Sayle  <roger@eyesopen.com>
401
402         PR tree-optimization/17454
403         * tree.c (tree_size): Add case for TREE_BINFO.
404         * fold-const.c (fold_checksum_tree): Only clear the overloaded
405         field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
406
407 2005-03-15  Roger Sayle  <roger@eyesopen.com>
408
409         * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
410         op1 whilst expanding the signed widenening multiply variant.
411
412 2005-03-15  Richard Sandiford  <rsandifo@redhat.com>
413
414         * toplev.c (display_target_options): Avoid unused variable warning if
415         TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
416         * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
417         (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
418         (mips_isa): Initialize to MIPS_ABI_DEFAULT.
419         (mips_isa_info): New variable.
420         (mips_parse_cpu): Remove the first argument and leave the caller
421         to report errors.
422         (TARGET_HANDLE_OPTION): Override default.
423         (mips_handle_option): New function.  Move option validation code from...
424         (override_options): ...here.  Update calls to mips_parse_cpu.
425         * config/mips/mips.h (mips_arch_string, mips_tune_string)
426         (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
427         (SUBTARGET_TARGET_OPTIONS): Delete.
428         * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
429         (mno-flush-func, mtune=): New options.
430
431 2005-03-15  Roger Sayle  <roger@eyesopen.com>
432             Richard Henderson  <rth@redhat.com>
433
434         * real.c (c4x_single_format, c4x_extended_format): Provide values
435         for signbit_ro for c4x's single and extended floating point formats.
436         * optabs.c (expand_copysign): Use the floating point format's
437         signbit_ro for expanding via expand_copysign_absneg, and it's
438         signbit_rw field for expanding via expand_copysign_bit.
439
440 2005-03-15  Dorit Naishlos  <dorit@il.ibm.com>
441
442         * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
443         known_alignment_for_access_p.
444         (known_alignment_for_access_p): New.
445         (do_peeling_for_alignment): Field made int instead of bool and renamed
446         to peeling_for_alignment.
447         (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
448         * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
449         functionality used to be in vect_analyze_operations.
450         (vect_analyze_operations): Code to determine vectorization factor was
451         moved to vect_determine_vectorization_factor.
452         (vect_enhance_data_refs_alignment): Update to correct alignment when it
453         is known instead of -1.  Set LOOP_PEELING_FOR_ALIGNMENT to peeling
454         factor.
455         (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
456         be part of vect_analyze_operations).
457         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
458         creating the guard condition, as the number of iterations may be
459         constant.
460         (slpeel_tree_peel_loop_to_edge): Use new name of
461         LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
462         * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
463         alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
464         (vect_do_peeling_for_alignment): Use fold.
465         (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
466
467         (vect_update_inits_of_dr): Renamed to
468         vect_update_init_of_dr.
469         (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
470         (vectorizable_store): Fix assertion to use == instead of =.
471
472 2005-03-15  Daniel Jacobowitz  <dan@codesourcery.com>
473
474         * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
475         call_used_regs for wCG registers.
476
477 2005-03-15  Ulrich Weigand  <uweigand@de.ibm.com>
478
479         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
480         for non-offsettable memory references to cope with outstanding reload
481         replacements, take 2.
482
483 2005-03-15  Uros Bizjak  <uros@kss-loka.si>
484
485         PR target/18668
486         * config/i386/i386.h (x86_fisttp): New.
487         (TARGET_FISTTP): New macro.
488         * config/i386/i386.c (x86_fisttp): Set for NOCONA.
489         (output_fix_trunc): Add fisttp parameter.  Generate fisttp x87
490         instruction when fisttp flag is set.
491         * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
492
493         * config/i386/i386.md (type attribute): Add fisttp.
494         (unit attribute): Set to i387 for fisttp type.
495         (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
496         (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
497         TARGET_FISTTP.
498         (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
499         Generate fisttp patterns for TARGET_FISTTP. Implement using mode
500         macros.
501         (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
502         patterns for TARGET_FISTTP.  Enable patterns for
503         (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
504         (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
505         fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
506         implement fisttp x87 insn.
507         (fix_trunc*_i387_fisttp splitters): New patterns.
508         (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
509         Rename to *fix_trunc<mode>_i387_1.  Implement using mode macros.
510         Disable patterns for TARGET_FISTTP.  Add comment about FLAGS_REG
511         clobber.
512         (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
513         Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
514         Implement using mode macros. Disable patterns for TARGET_FISTTP.
515         (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
516         fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
517         fix_trunc<mode>_i387_with_temp. Implement using mode macros.
518         Disable patterns for TARGET_FISTTP.
519         (fix_trunc*_i387 splitters): Implement usign mode macros.
520         (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
521         fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
522         (fix_trunx*_sse peephole2s): Implement using mode macros.
523
524 2005-03-15  J"orn Rennecke <joern.rennecke@st.com>
525
526         PR rtl-optimization/20291
527         * combine.c (try_combine): If splitting fails, re-try with
528         original combined pattern, i.e. before clobber stripping.
529
530 2005-03-14  Eric Christopher  <echristo@redhat.com>
531
532         * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
533         STACK_GROWS_DOWNWARD.
534
535 2005-03-14  Roger Sayle  <roger@eyesopen.com>
536
537         * real.h (struct real_format): Split the signbit field into two
538         two fields, signbit_ro and signbit_rw.
539         * real.c (ieee_single_format, mips_single_format, ieee_double_format,
540         mips_double_format, ieee_extended_motorola_format,
541         ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
542         ieee_extended_intel_128_format, ibm_extended_format,
543         mips_extended_format, ieee_quad_format, mips_quad_format,
544         vax_f_format, vax_d_format, vax_g_format, i370_single_format,
545         i370_double_format, c4x_single_format, c4x_extended_format,
546         real_internal_format): Update initializers for new field.
547         * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
548         real_format structure.
549         * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
550         field of the real_format structure.
551
552 2005-03-14  Daniel Berlin <dberlin@dberlin.org>
553
554         Fix PR tree-optimization/20458
555
556         * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
557         DECL_EXTERNAL on STRUCT_FIELD tags.
558         (clear_call_clobbered): Ditto.
559         * tree-ssa-operands.c (note_addressable): Make sure the original
560         variable doesn't slip into the addressable list if we have
561         subvars.
562         * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
563         tags too.
564
565 2005-03-14  Geoffrey Keating  <geoffk@apple.com>
566
567         * doc/cppopts.texi (-fexec-charset): Add concept index entry.
568         (-fwide-exec-charset): Likewise.
569         (-finput-charset): Likewise.
570         * doc/invoke.texi (Warning Options): Document -Wnormalized=.
571         * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
572         * c.opt (Wnormalized): New.
573
574 2005-03-14  Devang Patel  <dpatel@apple.com>
575
576         * doc/invoke.texi: Add reference to Visibility document.
577
578 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
579
580         * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
581         MASK_SPLIT_ADDRESSES.
582         * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
583         (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
584         (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
585         (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
586         (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
587         (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
588         (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
589         (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
590         (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
591         (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
592         (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
593         (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
594         (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
595         (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
596         (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
597         (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
598         (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
599         (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
600         (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
601         (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
602         (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
603         (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
604         (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
605         (TARGET_EXPLICIT_RELOCS): Delete.
606         (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
607         (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
608         * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
609         (override_options): Set MASK_LONG64 if -mint64 is given and no
610         -mlongXX option is.  Complain about -mint64 -mlong32.
611         (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
612         MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
613         * config/mips/mips.opt: New file.
614
615 2005-03-14  Richard Sandiford  <rsandifo@redhat.com>
616
617         * config.gcc (extra_options): New variable for listing option files.
618         Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
619         * configure.ac (extra_opt_files): New AC_SUBST variable.
620         (tm_file_list, tm_include_list): Include options.h first.
621         * configure: Regenerate.
622         * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
623         (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
624         (s-options-h): New rule.
625         (options.h): Depend on it.
626         (TEXI_GCCINT_FILES): Add options.texi.
627         * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
628         * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
629         * target.h (gcc_target): Add default_target_flags and handle_option.
630         * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
631         (TARGET_HANDLE_OPTION): New macros.
632         (TARGET_INITIALIZER): Include them.
633         * opt-functions.awk (opt_args, nth_arg): New functions.
634         (switch_flags): Handle the "Target" flag.
635         (var_args): Delete.
636         (var_name): Use opt_args and nth_arg.
637         (var_set, var_ref): Likewise.  Handle "Mask" and "InverseMask".
638         * opth-gen.awk: Declare target_flags.  Declare MASK_* and TARGET_*
639         macros for the "Mask" and "InverseMask" options.
640         * opts.h (cl_var_cond): New enum.
641         (cl_option): Replace the "has_set_value" and "set_value" fields with
642         "var_cond" and "var_value".
643         (CL_TARGET): New macro.
644         (option_enabled, print_filtered_help): Declare.
645         (decode_options): Move definition.
646         * opts.c (handle_option): Search for the original option before
647         removing any "no-" prefix.  Handle CL_TARGET.  Adjust for the new
648         var_cond and var_value fields.  Use targetm.handle_option to handle
649         target options.
650         (decode_options): Set target_flags to targetm.default_target_flags.
651         (print_filtered_help): Make global.  Handle CL_TARGET.
652         (option_enabled): New function.
653         * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
654         (display_target_options, set_target_switch, print_switch_values)
655         (default_pch_valid_p): Guard uses of target_switches with
656         #ifdef TARGET_SWITCHES.  Also...
657         (display_target_options): Display the CL_TARGET entries in cl_options.
658         (set_target_option): Don't complain about the "" option when
659         TARGET_SWITCHES is undefined.
660         (print_switch_values): Use option_enabled.
661         (default_pch_valid_p): Check cl_options[] when looking for something
662         that has changed the value of target_flags.
663         * c.opt: Remove documentation from top of file.
664         * doc/gccint.texi: Add an "Options" chapter.  Include options.texi.
665         * doc/sourecebuild.texi: Refer to the new options documentation
666         instead of c.opt.  Document machine-specific .opt files.
667         * doc/tm.texi (target_flags): Say that this variable is declared
668         by options.h.
669         (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
670         (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
671         an alternative.
672         * doc/options.texi: New file.
673
674 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
675
676         PR middle-end/18628
677         * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
678         register.
679
680 2005-03-14  Alexandre Oliva  <aoliva@redhat.com>
681
682         PR c++/20280
683         * gimplify.c (gimplify_cond_expr): Add fallback argument.  Use a
684         temporary variable of pointer type if an lvalues is required.
685         (gimplify_modify_expr_rhs): Request an rvalue from it.
686         (gimplify_expr): Pass fallback on.
687
688 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
689
690         * cfgbuild.c: Update comments.
691
692 2005-03-14  Roger Sayle  <roger@eyesopen.com>
693
694         PR rtl-optimization/17236
695         * optabs.c (expand_doubleword_mult): New helper function split out
696         from expand_binop.  Permute the order in which instructions are
697         emitted to minimize the number of simultaneously live registers.
698         (expand_binop): Call expand_doubleword_mult to synthesize a double
699         word multiplication.
700
701 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
702
703         * basic-block.h: Update the prototypes of cached_make_edge and
704         rtl_make_eh_edge.
705         * cfg.c (cached_make_edge): Take edge_cache representing one
706         row of the adjacency matrix of edges.
707         * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
708         (make_edges): Initialize edge_cache to represent one row of
709         the adjacency matrix of edges.
710
711 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
712
713         * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
714         New functions.
715         (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
716         Remove unused removed_phis variable.
717         (conditional_replacement): Use build1/build2.
718         (abs_replacement): Use last_and_only_stmt and build1/build2.
719
720 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
721
722         * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
723         ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
724         * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
725         (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
726         * c-common.c (handle_novops_attribute): New function.
727         (c_common_attribute_table): Add "no vops" entry.
728         * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
729         * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
730         * tree-ssa-operands.c (get_call_expr_operands): Do not
731         create virtual operands for calls with ECF_NOVOPS flag.
732         * tree.h (DECL_IS_NOVOPS): New macro.
733         (struct tree_decl): Add novops_flag.
734         (ECF_NOVOPS): New constant.
735
736 2005-03-14  Uros Bizjak  <uros@kss-loka.si>
737
738         PR target/17688
739         * config/i386/i386.c (x86_use_himode_fiop): New.
740         (x86_use_simode_fiop): Rename from x86_use_fiop.
741         * config/i386/i386.h (x86_use_himode_fiop): Declare.
742         (TARGET_USE_HIMODE_FIOP): New.
743         (x86_use_simode_fiop): Rename from x86_use_fiop.
744         (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
745
746         * config/i386/i386.md (X87MODEI12): New mode macro define.
747         (*cmpfp_<mode>): Rename from *cmpfp_si.  Use X87MODEI12 mode macro
748         to implement x87 FP compare with HImode input operands.
749         (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
750         Use X87MODEI12 mode macro to handle HImode input operands.
751         (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
752         *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
753         Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
754         *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
755         macro to implement x87 operators with HImode input operands.
756         (fop splitters): Use X87MODEI12 mode macro to handle HImode
757         input operands.
758
759 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
760
761         * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
762         integer_zerop.
763         * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
764         constants invariant.
765
766 2005-03-14  Zdenek Dvorak  <dvorakz@suse.cz>
767
768         * basic-block.h (BB_VISITED): Removed.
769         * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
770
771 2005-03-14  Falk Hueffner  <falk@debian.org>
772
773         PR bootstrap/20424
774         * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
775
776 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
777
778         * ggc-zone.c: Fix comment typos.
779
780         * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
781         stringpool.c, config/mips/mips-protos.h: Update copyright.
782
783 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
784
785         * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
786         throughout with its typedef, "rtx".
787         * config/rs6000/rs6000.c: Likewise.  Formatting fixes.
788         (rs6000_tls_symbol_ref_1): Remove inline keyword.
789         * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting.  Reorder
790         regs in comment to match code.
791
792 2005-03-14  Kazu Hirata  <kazu@cs.umass.edu>
793
794         * except.c (check_handled): Make it static.
795         * except.h: Remove the corresponding prototype.
796
797         * function.c (get_func_frame_size): Make it static.
798         * function.h: Remove the corresponding type.
799
800         * regclass.c (reg_class_superclasses, reg_class_subclasses):
801         Make them static.
802         * hard-reg-set.h: Remove the corresponding declarations.
803
804         * tree-cfg.c (verify_stmts): Check that
805         bb_for_stmt (stmt) == bb for every PHI node and statement.
806
807 2005-03-14  Alan Modra  <amodra@bigpond.net.au>
808
809         * config.gcc: Remove excess indentation.
810         (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
811
812 2005-03-13  Roger Sayle  <roger@eyesopen.com>
813
814         PR middle-end/19331
815         * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
816         * fold-const.c (fold_sign_changed_comparison): Likewise.
817         (fold_binary): Optimize comparisons against widened operands if
818         the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
819
820 2005-03-13  Eric Botcazou  <ebotcazou@libertysurf.fr>
821
822         * config/sparc/sparc.c (struct_value_alias_set): New global variable.
823         (sparc_override_options): Initialize it.
824         (sparc_struct_value_rtx): Set it on the MEM to be returned.
825
826 2005-03-13  David Edelsohn  <edelsohn@gnu.org>
827
828         * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
829         (reg_or_none500mem_operand): New predicate.
830         (zero_reg_mem_operand): New predicate.
831         * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
832         to reg_or_none500mem_operand.
833         (extendsfdf2_fpr): Add MEM alternative.
834         (extenddftf2_internal): Change operand2 predicate to
835         zero_reg_mem_operand.
836
837 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
838
839         * ggc-zone.c: Rewritten.
840
841         * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
842         if there are none.
843         * configure.ac: Define GGC_ZONE for --with-gc=zone.
844         * config.in: Regenerated.
845         * configure: Regenerated.
846         * gengtype.c (write_types_process_field, write_func_for_structure):
847         Pass new argument to gt_pch_note_object.
848         * ggc-common.c (struct ptr_data): Add TYPE.
849         (gt_pch_note_object): Take TYPE argument and save it.
850         (call_count): Update call to ggc_pch_count_object.
851         (call_alloc): Update call to ggc_pch_alloc_object.
852         (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
853         file.
854         * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
855         * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
856         (ggc_alloc_zone_stat): Delete.
857         (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
858         * ggc.h (gt_pch_note_object, ggc_pch_count_object)
859         (ggc_pch_alloc_object): Update prototypes.
860         (garbage_zone): Delete.
861         (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
862         GGC_ZONE conditional.  Update.  Change tree_zone and rtl_zone into
863         pointers.
864         (tree_id_zone): New variable.
865         (ggc_alloc_cleared_zone): Remove unused.
866         (ggc_alloc_zone): Define.
867         (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
868         * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
869         ggc_alloc_zone_stat.
870         * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
871         * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
872         (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
873         (make_node_stat): Likewise.  Use tree_id_zone.
874
875 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
876             Joseph S. Myers  <joseph@codesourcery.com>
877
878         * configure.ac: Check for MIPS TLS.
879         * configure: Regenerated.
880         * config/mips/mips-protos.h (enum mips_symbol_type): Add
881         SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
882         SYMBOL_GOTTPREL, and SYMBOL_TPREL.
883         * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
884         (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
885         (mips_classify_symbol, mips_symbolic_constant_p)
886         (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
887         (mips_tls_operand_p, mips_call_tls_get_addr)
888         (mips_legitimize_tls_address, mips_cannot_force_const_mem)
889         (mips_tls_symbol_ref_1): New functions.
890         (mips_legitimize_address, mips_legitimize_const_move): Call
891         mips_legitimize_tls_address.
892         (override_options): Handle V1_REG and TLS symbols.  Disable TLS
893         for MIPS16.
894         * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
895         (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
896         (mips_char_to_class): Document V1_REG.
897         (HAVE_AS_TLS): Provide default.
898         * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
899         constants.
900         (load_got<mode>): Renamed from *load_got<mode>.  Allow when
901         !TARGET_ABICALLS.
902         (tls_get_tp_<mode>): New instruction.
903
904 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
905
906         * configure.ac: Update checks for target tools.
907         * configure: Regenerated.
908
909 2005-03-13  Daniel Jacobowitz  <dan@codesourcery.com>
910
911         * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
912
913 2005-03-13  Roger Sayle  <roger@eyesopen.com>
914
915         * expmed.c (expand_mult): Use synthetic multiplication sequences for
916         more classes of DImode multiplication by constant.  Allow both
917         multiplication by small negative constants (by performing a
918         multiplication by a positive constant and negating the result) and
919         multiplications by large powers of two, by using a left shift.
920
921 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
922
923         * tree-into-ssa.c (find_idf): Speed up by putting the indexes
924         of basic blocks into work_stack.
925
926         * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
927         config/mips/vr.h: Update copyright.
928
929         * c-decl.c (c_init_decl_processing): Remove useless calls to
930         build_function_type.
931
932         * builtins.c (fold_trunc_transparent_mathfn,
933         fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
934         fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
935         fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
936         fold_builtin_strcpy, fold_builtin_strncpy,
937         fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
938         TREE_TYPE (exp).
939
940         * builtins.c (expand_builtin_mathfn_3): Remove local variable
941         before_call.
942
943         * lambda-code.c (lambda_compute_auxillary_space): Remove local
944         variable determinant.
945
946         * tree-cfg.c (group_case_labels): Remove local variable type.
947
948         * tree-ssa-live.c (build_tree_conflict_graph): Remove local
949         variable ann.
950
951         * tree-ssa-phiopt.c (value_replacement): Remove local variable
952         result.
953
954 2005-03-13  Andy Hutchinson  <HutchinsonAndy@netscape.net>
955
956         PR target/18251
957         * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
958         (*movmemqi_insn): Delete.
959         (*movmemhi): Delete.
960
961 2005-03-13  Kazu Hirata  <kazu@cs.umass.edu>
962
963         * builtins.c (fold_builtin_classify): Take decomposed
964         arguments of CALL_EXPR.
965         (fold_builtin_1): Update a call to fold_builtin_classify.
966
967 2005-03-13  Joseph S. Myers  <joseph@codesourcery.com>
968
969         PR c/20402
970         * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
971         through into call to parser_xref_tag after parse error.
972         (c_parser_struct_declaration): Consistently return NULL_TREE on
973         error.
974
975 2005-03-12  Daniel Berlin  <dberlin@dberlin.org>
976
977         * tree-flow-inline.h (ref_contains_array_ref): New function.
978         (lookup_subvars_for_var): Ditto.
979         (get_subvars_for_var): Ditto.
980         (var_can_have_subvars): Ditto.
981
982         * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
983         (struct subvar): New type.
984
985         * tree-dfa.c (okay_component_ref_for_subvars): New function.
986
987         * tree-optimize.c (init_tree_optimization_passes): Call
988         pass_create_structure_vars.
989
990         * tree-ssa-alias.c: Include vec.h.
991         (init_alias_info): Don't auto-clear call clobbered on struct-field
992         tags.
993         (compute_flow_insensitive_aliasing): Handle subvars.
994         (group_aliases): Handle STRUCT_FIELD aliases.
995         (setup_pointers_and_addressables): Ditto.
996         Don't mark variables non-addressable if they still have
997         addressable subvars.
998         Also mark subvars addressable when the real variable is marked
999         addressable.
1000         (add_pointed_to_var): Try to prune the pointed-to set by only
1001         pointing to subvars when possible.
1002         Otherwise, make sure we set addresses_needed and pt_vars to
1003         properly include subvars.
1004         (bitpos_of_field): New function.
1005         (push_fields_onto_fieldstack): Ditto.
1006         (get_or_create_used_part_for): Ditto.
1007         (create_overlap_variables_for): Ditto.
1008         (find_used_portions): Ditto.
1009         (create_structure_vars): Ditto.
1010         (pass_create_structure_vars): New structure.
1011
1012         * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
1013         (get_expr_operands): Handle subvars.  Also try to turn
1014         COMPONENT_REF accesses into must-defs now that we can accurately
1015         portray it.
1016         (note_addressable): Try to only mark as addressable those subvars
1017         we know a COMPONENT_REF touches.
1018         (overlap_subvar): New function.
1019
1020         * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
1021         Handle subvar storing.
1022         (vect_address_analysis): Update caller of vect_object_analysis.
1023
1024         * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
1025
1026         * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
1027         (STMT_VINFO_SUBVARS): New macro.
1028
1029         * common.opts: add flag_tree_salias.
1030
1031         * opts.c (decode_options): flag_tree_salias defaults to on.
1032
1033         * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
1034
1035         * doc/tree-ssa.texi: Document structural alias analysis.
1036
1037 2005-03-12  Steven Bosscher  <stevenb@suse.de>
1038
1039         * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
1040         * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
1041         * tree-ssa-operands.c (get_expr_operands): Likewise.
1042         (get_expr_operands): Likewise for ERROR_MARK.
1043
1044 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
1045
1046         * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
1047         var.
1048
1049         * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
1050         removed_phis.
1051
1052         * tree-ssa-pre.c (compute_avail): Remove local variable val.
1053         (mark_operand_necessary): Remove local variable ver.
1054
1055         * tree-vect-transform.c (vect_get_new_vect_var): Remove local
1056         variable prefix_len.
1057
1058         * value-prof.c (mod_subtract_transform): Remove local variable
1059         value.
1060
1061         * builtins.c (fold_builtin_exponent): Take decomposed
1062         arguments of CALL_EXPR.
1063         (fold_builtin_1): Update a call to fold_builtin_exponent.
1064
1065         * builtins.c (fold_builtin_logarithm): Take decomposed
1066         arguments of CALL_EXPR.
1067         (fold_builtin_1): Update a call to fold_builtin_logarithm.
1068
1069         * c-decl.c (c_init_decl_processing): Remove local variables
1070         ptr_ftype_void and ptr_ftype_ptr.
1071
1072         * gimplify.c (gimplify_expr): Remove local variables r0 and
1073         r1.
1074
1075         * reg-stack.c (move_for_stack_reg): Remove local variable
1076         push_insn.
1077         (compare_for_stack_reg): Remove local variable flags_user.
1078         (convert_regs_1): Remove local variable deleted.
1079
1080         * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
1081         variable new_cond.
1082         (combine_blocks): Remove local variables exits and new_e.
1083
1084         * tree-inline.c (expand_call_inline): Remove local variable
1085         decl.
1086
1087         * tree-ssa-live.c (create_ssa_var_map,
1088         calculate_live_on_entry): Remove local variable snn.
1089
1090 2005-03-12  Geoffrey Keating  <geoffk@apple.com>
1091
1092         * c-lex.c (c_lex_with_flags): Add parameter to call to
1093         cpp_spell_token.
1094
1095 2005-03-11  Per Bothner  <per@bothner.com>
1096
1097         * c-tree.h (struct c_declarator): New id_loc field.
1098         * c-pragma.h (c_lex_with_flags): Take position reference.
1099         * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
1100         iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
1101         (c_lex): Pass dummy location to c_lex_with_flags.
1102         * c-parser.c (c_lex_one_token): Set c_token's location using
1103         c_lex_with_flags, instead of input_location, which might be "ahead".
1104         (c_parser_direct_declarator): Set declarator's id_loc from
1105         c_token's id_loc.
1106         * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
1107         declarator's id_loc, rather than probably-imprecise input_location.
1108         (build_id_declarator): Initialize c_declarator's id_loc field.
1109
1110 2005-03-11  Roger Sayle  <roger@eyesopen.com>
1111
1112         PR middle-end/20419
1113         * builtins.c (expand_builtin_signbit): Force the signbit's word
1114         into an integer register to avoid SUBREGs of floating point modes.
1115
1116 2005-03-12  Kazu Hirata  <kazu@cs.umass.edu>
1117
1118         * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
1119         target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
1120         tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
1121         config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
1122
1123 2005-03-11  David Edelsohn  <edelsohn@gnu.org>
1124
1125         PR rtl-optimization/20306
1126         * expr.c (emit_move_complex): Set try_int false if mode is
1127         MODE_COMPLEX_FLOAT and mov_optab exists for inner mode.  Only try
1128         emit_block_move if try_int is true.
1129
1130 2005-03-11  Richard Henderson  <rth@redhat.com>
1131
1132         PR target/20415
1133         * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
1134         * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
1135         to match.
1136
1137 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
1138
1139         * config/mips/mips.h (mips_fix_vr4130_string): Declare.
1140         (TARGET_FIX_VR4130): New macro.
1141         (TARGET_OPTIONS): Add -mfix-vr4130.
1142         (ISA_HAS_MACCHI): New macro.
1143         (ASM_SPEC): Add -mfix-vr4130.
1144         * config/mips/mips.c (mips_fix_vr4130_string): New variable.
1145         (override_options): Handle mips_fix_vr4130_string.
1146         (mips_avoid_hazards): Clear all_noreorder_p
1147         if we're working around VR4130 errata and the macc alternatives
1148         are not available.
1149         * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
1150         (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
1151         * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
1152         (MULTILIB_DEFAULTS): Remove leading "march=".
1153         (DRIVER_SELF_SPECS): Likewise.  Make -mfix-vr4130 imply -march=vr4130
1154         if no architecture option is given.
1155         * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
1156         VR4130 multilibs.
1157         (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
1158         * doc/invoke.texi: Document -mfix-vr4130.
1159
1160 2005-03-11  Richard Sandiford  <rsandifo@redhat.com>
1161
1162         * config/mips/mips.c (override_options): Only warn about -mint64
1163         deprecation if TARGET_INT64.
1164
1165 2005-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1166
1167         * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
1168         ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
1169         ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
1170         are non-specific regarding the nonnull parameter positions.
1171         (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
1172         ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
1173         ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
1174         ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
1175
1176         * builtins.def: Use the non-specific "nonnull" attibute lists.
1177
1178 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
1179
1180         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1181         single_pred_edge, single_succ, single_pred): Improve comments.
1182
1183 2005-03-11  Zdenek Dvorak  <dvorakz@suse.cz>
1184
1185         * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
1186         single_pred_edge, single_succ, single_pred): New inline functions.
1187         * bb-reorder.c (rotate_loop, find_traces_1_round,
1188         add_labels_and_missing_jumps, fix_up_fall_thru_edges,
1189         duplicate_computed_gotos): Use the single_succ/pred functions.
1190         * cfganal.c (forwarder_block_p): Ditto.
1191         * cfgbuild.c (compute_outgoing_frequencies): Ditto.
1192         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
1193         outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
1194         merge_seq_blocks): Ditto.
1195         * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
1196         * cfglayout.c (fixup_reorder_chain): Ditto.
1197         * cfgloop.c (mark_single_exit_loops, update_latch_info,
1198         canonicalize_loop_headers, verify_loop_structure): Ditto.
1199         * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
1200         mfb_update_loops, create_preheader, force_single_succ_latches,
1201         create_loop_notes): Ditto.
1202         * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
1203         force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
1204         commit_one_edge_insertion, purge_dead_edges,
1205         cfg_layout_can_merge_blocks_p): Ditto.
1206         * except.c (sjlj_emit_function_enter): Ditto.
1207         * flow.c (init_propagate_block_info): Ditto.
1208         * function.c (thread_prologue_and_epilogue_insns): Ditto.
1209         * gcse.c (find_implicit_sets, bypass_conditional_jumps,
1210         insert_insn_end_bb): Ditto.
1211         * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
1212         find_if_case_2): Ditto.
1213         * lambda-code.c (perfect_nestify): Ditto.
1214         * lcm.c (optimize_mode_switching): Ditto.
1215         * loop-doloop.c (doloop_modify): Ditto.
1216         * loop-init.c (loop_optimizer_init): Ditto.
1217         * loop-iv.c (simplify_using_initial_values): Ditto.
1218         * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
1219         * loop-unswitch.c (unswitch_loop): Ditto.
1220         * modulo-sched.c (generate_prolog_epilog): Ditto.
1221         * predict.c (combine_predictions_for_insn, estimate_probability,
1222         tree_estimate_probability, last_basic_block_p,
1223         estimate_bb_frequencies): Ditto.
1224         * profile.c (branch_prob): Ditto.
1225         * regrename.c (copyprop_hardreg_forward): Ditto.
1226         * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
1227         * tracer.c (layout_superblocks): Ditto.
1228         * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
1229         cfg_remove_useless_stmts_bb, cleanup_control_flow,
1230         cleanup_control_expr_graph, disband_implicit_edges,
1231         tree_find_edge_insert_loc, bsi_commit_edge_inserts,
1232         tree_verify_flow_info, tree_make_forwarder_block,
1233         tree_forwarder_block_p, remove_forwarder_block,
1234         remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
1235         * tree-if-conv.c (tree_if_conversion): Ditto.
1236         * tree-mudflap.c (mf_build_check_statement_for): Ditto.
1237         * tree-ssa-dce.c (remove_dead_stmt): Ditto.
1238         * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
1239         * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
1240         copy_loop_headers): Ditto.
1241         * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
1242         * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
1243         * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
1244         lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
1245         * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
1246         * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
1247         * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
1248         * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
1249         * tree-ssa-threadupdate.c (redirect_edges): Ditto.
1250         * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
1251         eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
1252         * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
1253         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
1254         * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
1255         slpeel_add_loop_guard): Ditto.
1256
1257 2005-03-11  James A. Morrison  <phython@gcc.gnu.org>
1258
1259         PR tree-optimization/15784
1260         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
1261         and -1 - A to ~A.
1262
1263         * stmt.c (expand_case): Don't change index_type.  Convert minval
1264         to the proper type.
1265
1266         PR tree-optimization/20130
1267         * fold-const.c (fold): Fold x * -1 into -x.
1268
1269 2005-03-11  Kaz Kojima  <kkojima@gcc.gnu.org>
1270
1271         PR rtl-optimization/20331
1272         * rtlanal.c (modified_between_p): Check its address first for MEM.
1273         (modified_in_p): Likewise.
1274
1275 2005-03-11  Joseph S. Myers  <joseph@codesourcery.com>
1276
1277         * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
1278
1279 2005-03-10  Steven Bosscher  <stevenb@suse.de>
1280
1281         * expr.c (expand_expr_real_1): If possible, use a conditional
1282         move for expanding MIN_EXPR and MAX_EXPR.
1283         Use temp for moving around rtx-en.
1284
1285 2005-03-10  Andrew Pinski  <pinskia@physics.uc.edu>
1286
1287         PR rtl-opt/20412
1288         * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
1289         correct mode.
1290
1291 2005-03-10  Roger Sayle  <roger@eyesopen.com>
1292
1293         * builtins.c (expand_builtin_signbit): Extend to handle floating
1294         point modes wider than the largest integer type, using the
1295         operand_subword_force function to obtain the signbit's word.
1296
1297 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
1298
1299         PR target/20322
1300         * combine.c (try_combine): If recog_for_combine added CLOBBERs
1301         to NEWI2PAT, fail to combine if they are used by NEWPAT.
1302
1303 2005-03-10  Aldy Hernandez  <aldyh@redhat.com>
1304
1305         * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
1306
1307 2005-03-10  Kazu Hirata  <kazu@cs.umass.edu>
1308
1309         * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
1310         type void.
1311         (perform_edge_inserts): Unconditionally call
1312         free_dominator_info.
1313
1314         * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
1315
1316 2005-03-10  Bob Wilson  <bob.wilson@acm.org>
1317
1318         * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
1319
1320 2005-03-10  Nathan Sidwell  <nathan@codesourcery.com>
1321
1322         * bitmap.c (bitmap_copy): Remove manual loop unrolling.
1323
1324         * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
1325         gcc_unreachable.
1326         (rtl_register_value_prof_hooks,
1327         tree_value_profile_transformations,
1328         tree_register_value_prof_hooks): Likewise.
1329         * var-tracking.c (stack_adjust_offset_pre_post,
1330         variable_htab_free, variable_union, dataflow_set_different_2,
1331         count_uses, variable_was_changed, set_frame_base_location,
1332         set_variable_part, emit_note_insn_var_location, vt_emit_notes,
1333         vt_add_function_parameters): Likewise.
1334         * varasm.c (named_section_real, named_section, make_decl_rtl,
1335         asm_emit_uninitialised, assemble_integer, decode_addr_const,
1336         const_hash_1, compare_constant, copy_constant, force_const_mem,
1337         output_constant_pool_2, output_constant_pool_1, output_constant,
1338         output_constructor, make_decl_one_only, decl_tls_model,
1339         default_no_named_section, default_elf_select_section_1,
1340         default_unique_section_1): Likewise.
1341         * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
1342         * vmsdbgout.c (addr_const_to_string): Likewise.
1343
1344         PR c++/20375
1345         * function.c (struct assign_parm_data_one): Remove last_named
1346         field.
1347         (assign_parm_find_data_types): Don't determine last_named.
1348         Reorder named_parm determination.
1349         (assign_parms): Only setup varargs on the last non-varadic
1350         parameter.
1351
1352 2005-03-10  Kazuhiro Inaoka  <inaoka.lazuhiro@renesas.com>
1353
1354         * config/m32r/m32r.md (load_sda_base_32): New pattern.  Loads
1355         sda base address on medium model.
1356
1357 2005-03-10  Zdenek Dvorak  <dvorakz@suse.cz>
1358
1359         * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
1360         * cfgloop.c (flow_loop_nodes_find): Export.
1361         * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
1362         Declare.
1363         * cfgloopmanip.c (fix_loop_structure): New function.
1364         * predict.c (predict_loops): Clean up the loops information.
1365         * tree-cfg.c (cleanup_tree_cfg_loop): New function.
1366         (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
1367         loop structure.
1368         * tree-flow.h (cleanup_tree_cfg_loop): Declare.
1369         (rewrite_into_loop_closed_ssa): Declaration changed.
1370         * tree-loop-linear.c (linear_transform_loops): Add argument to
1371         rewrite_into_loop_closed_ssa call.
1372         * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
1373         * tree-ssa-loop-im.c (move_computations): Ditto.
1374         * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
1375         * tree-vectorizer.c (vectorize_loops): Ditto.
1376         * tree-optimize.c: Include cfgloop.h.
1377         (execute_todo): Choose whether to call cleanup_tree_cfg or
1378         cleanup_tree_cfg_loop.
1379         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
1380         (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
1381         * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
1382         cleanup_tree_cfg_loop call.
1383         * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
1384         (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
1385         work on part of cfg.
1386
1387 2005-03-10  Jakub Jelinek  <jakub@redhat.com>
1388
1389         PR inline-asm/20314
1390         * gimplify.c (gimplify_asm_expr): Handle input/output constraints
1391         with multiple alternatives.
1392
1393         * stmt.c (parse_output_constraint): Fix a typo.
1394
1395 2005-03-09  Bob Wilson  <bob.wilson@acm.org>
1396
1397         * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
1398         assembly directive instead of deprecated "no-generics".
1399
1400 2005-03-09  Ulrich Weigand  <uweigand@de.ibm.com>
1401
1402         * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
1403         for non-offsettable memory references to cope with outstanding reload
1404         replacements.
1405         * config/s390/s390.md ("reload_outti"): Call find_replacement to
1406         avoid losing outstanding address reloads.
1407         ("reload_outdi", "reload_outdf"): Likewise.
1408
1409 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1410
1411         * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
1412         code.  Add more cbrt transformations.
1413
1414 2005-03-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1415
1416         * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
1417
1418 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
1419
1420         * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
1421         NULL_TREE when a given tree is not simplified.
1422         (fold): Return the original tree when any of the functions
1423         mentioned above NULL_TREE.
1424
1425         * fold-const.c (fold_unary, fold_binary): Take decomposed
1426         arguments, code, type, op0, and op1 in case of fold_binary.
1427         (fold): Update calls to fold_unary and fold_binary.
1428
1429 2005-03-09  Roger Sayle  <roger@eyesopen.com>
1430
1431         * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
1432         a fndecl and an arglist instead of a CALL_EXPR, exp.
1433
1434 2005-03-09  Kazu Hirata  <kazu@cs.umass.edu>
1435
1436         * cfglayout.c (fixup_reorder_chain): Remove old_bb.
1437
1438         * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
1439
1440         * expr.c (expand_assignment): Remove orig_to_rtx.
1441
1442         * fold-const.c (int_const_binop): Remove no_overflow.
1443
1444         * ifcvt.c (noce_emit_move_insn): Remove inmode.
1445
1446         * loop-iv.c (get_biv_step_1): Remove lhs.
1447
1448         * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
1449
1450         * real.c (real_nan): Remove neg.
1451
1452         * function.c (thread_prologue_and_epilogue_insns): Remove i
1453         and newinsn.
1454
1455         * tree-data-ref.c (array_base_name_differ_p): Remove ta and
1456         tb.
1457
1458         * tree-eh.c (tree_could_trap_p): Remove idx.
1459
1460         * tree-into-ssa.c (ann): Remove ann.
1461
1462         * tree-outof-ssa.c (num_nodes): Remove num_nodes.
1463
1464         * tree-sra.c (decide_block_copy): Remove inst_count.
1465
1466         * tree-ssa-alias.c (may_alias_p): Remove v_ann.
1467
1468         * tree-ssa-loop-im.c (lhs): Remove.
1469
1470         * cfgbuild.c (state, STATE, SET_STATE,
1471         BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
1472         make_edges.
1473         (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
1474         (find_basic_blocks): Set the state of each basic block to
1475         BLOCK_NEW.
1476
1477 2005-03-08  Jeff Law  <law@redhat.com>
1478
1479         * tree-cfg.c (cleanup_control_flow): If removal of a computed
1480         goto results in the removal of edges in the CFG, then we need
1481         to recompute dominators.
1482
1483 2005-03-09  Ben Elliston  <bje@au.ibm.com>
1484
1485         * c-common.c (c_do_switch_warnings): Comment fix.
1486
1487 2005-03-08  Julian Brown  <julian@codesourcery.com>
1488
1489         * Patch from 2005-03-08 reverted for causing regressions and
1490         ppc-darwin bootstrap failure.
1491
1492 2005-03-08  Fariborz Jahanian <fjahanian@apple.com>
1493
1494         * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
1495         Define the real function for ppc-darwin.
1496         * c-typeck.c (convert_arguments): Check for target-specific
1497         invalid argument call to unprototyped function.
1498         * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
1499         New Macro.
1500         * target.h (invalid_arg_for_unprototyped_fn): New field
1501         in struct calls.
1502         * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
1503         default target hook.
1504         * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
1505         Declare.
1506
1507 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
1508
1509         * c-typeck.c (constructor_stack, constructor_range_stack,
1510         initializer_stack): Make them static.
1511
1512         * cfg.c (rbi_pool): Make it static.
1513
1514         * gimple-low.c (lower_stmt_body): Make it static.
1515         * tree-flow.h: Remove the corresponding prototype.  Don't
1516         declare lower_data.
1517
1518         * sched-deps.c (cache_size): Make it static.
1519
1520         * stor-layout.c (lang_adjust_rli): Make it static.
1521
1522 2005-03-08  Julian Brown  <julian@codesourcery.com>
1523
1524         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
1525         from being used for symbols with vague linkage when
1526         HAVE_GAS_COMDAT_GROUP is true.
1527
1528 2005-03-08  J"orn Rennecke <joern.rennecke@st.com>
1529
1530         * jump.c (invert_jump_1): Don't call redirect_jump_1 with
1531         nlabel == JUMP_LABEL (jump).
1532
1533 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
1534
1535         * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
1536         gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
1537         tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
1538         tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
1539
1540 2005-03-08  Alexey Neyman  <alex.neyman@auriga.ru>
1541
1542         PR c/14411
1543         * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
1544         * c-common.c (handle_returns_twice): New function.
1545         (c_common_attribute_table): Declare eturns_twice' attribute.
1546         * doc/extend.texi: Document eturns_twice' attribute.
1547         * tree.h (DECL_IS_RETURNS_TWICE): New macro.
1548         (struct tree_decl): Add returns_twice_flag.
1549
1550 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
1551
1552         * tree-ssa-phiopt.c: Fix a comment typo.
1553
1554         * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
1555         loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
1556         config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
1557         copyright.
1558
1559 2005-03-08  Richard Henderson  <rth@redhat.com>
1560
1561         * config/alpha/alpha.c (code_for_builtin): Replace special-case
1562         builtin codes with ctzdi2, clzdi2, popcountdi2.
1563         (struct alpha_builtin_def): Add is_const.
1564         (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
1565         (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
1566         (alpha_init_builtins): Init them.  Set nothrow and const attributes
1567         on builtins.
1568         (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
1569         alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
1570         alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
1571         alpha_fold_vector_minmax, alpha_fold_builtin_perr,
1572         alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
1573         alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
1574         alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
1575         alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
1576         (TARGET_FOLD_BUILTIN): New.
1577         * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
1578         (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
1579         (ffsdi2): Use ctz.
1580         (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
1581
1582 2005-03-08  Ira Rosen  <irar@il.ibm.com>
1583
1584         PR tree-optimization/20122
1585         * tree-vect-analyze.c (vect_object_analysis): Analyze initial
1586         condition of access function instead of base.
1587
1588 2005-03-07  Jeff Law  <law@redhat.com>
1589             Steven Bosscher  <stevenb@suse.de>
1590
1591         * tree-cfg.c (find_taken_edge_computed_goto): New function.
1592         (find_taken_edge): Call find_taken_edge_computed_goto as
1593         appropriate.  Allow any gimple invariant rather than just
1594         INTEGER_CST for VAL.
1595         (cleanup_control_flow): Cleanup a computed goto which has turned
1596         into a simple goto.
1597         (tree_merge_blocks): If block B has any forced labels, move
1598         them to the start of block A.
1599         * tree-ssa-dom.c (thread_across_edge): Allow threading across
1600         computed gotos as well.
1601         * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
1602         removal of unnecessary computed gotos too.
1603         (lookup_redirection_data): Fix type of INSERT argument.  Callers
1604         updated.
1605
1606 2005-03-08  Kazu Hirata  <kazu@cs.umass.edu>
1607
1608         * tree-ssa-phiopt.c: Update copyright.  Fix indentations.
1609         Remove trailing spaces.
1610
1611         * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
1612         unshare_all_trees): Make them static.
1613         * tree-gimple.h: Remove the corresponding prototypes.
1614
1615         * diagnostic.h: Remove unused prototype
1616         debug_output_buffer.
1617         * modulo-sched.c: Remove unused prototype
1618         set_row_column_for_ps.
1619
1620         * tree-ssa-phiopt.c (tree_ssa_phiopt,
1621         replace_phi_edge_with_variable): Remove unused variable i.
1622
1623 2005-03-07  Per Bothner  <per@bothner.com>
1624
1625         * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
1626
1627 2005-03-06  Andrew Pinski  <pinskia@physics.uc.edu>
1628
1629         PR tree-opt/17671
1630         * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
1631         bbs on the COND_EXPR instead of the PHI_NODEs.
1632         (candidate_bb_for_phi_optimization): Remove.
1633         (replace_phi_with_stmt): Rename to ...
1634         (replace_phi_edge_with_variable): this and change so that we
1635         replace the phi argument instead of removing the PHI.
1636         (conditional_replacement): Change so we deal with PHI with more
1637         than two arguments.
1638         (value_replacement): Likewise.
1639         (abs_replacement): Likewise.
1640
1641 2005-03-07  Aldy Hernandez  <aldyh@redhat.com>
1642
1643         * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
1644         output_e500_flip_gt_bit.
1645
1646         * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
1647         as bit 31.
1648         (rs6000_generate_compare): Fix logic to look at the correct bits.
1649         (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
1650         Look at GT bit.
1651         (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
1652         gen_e500_flip_gt_bit.  Rename gen_move_from_CR_eq_bit to
1653         gen_move_from_CR_gt_bit.
1654
1655         * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
1656         ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
1657         (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
1658
1659         * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
1660         (E500_CR_IOR_COMPARE): New constant.
1661
1662 2005-03-08  Earl Chew <earl_chew@agilent.com>
1663             David Billinghurst <David.Billinghurst@riotinto.com>
1664
1665         * config/i386/host-cygwin.c: New file to support precompiled
1666         headers on cygwin
1667         * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
1668         * config.host: Use above files for cygwin host.
1669
1670 2005-03-07  David Edelsohn  <edelsohn@gnu.org>
1671
1672         * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
1673         ordering ops from earlier change.
1674
1675 2005-03-07  Per Bothner  <per@bothner.com>
1676
1677         Various fixes to allow us to again build if --enable-mapped-location:
1678         * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
1679         unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
1680         * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
1681         local variable loc. Change logic appropriately.
1682         * tree-vect-transform.c (vect_finish_stmt_generation): Use
1683         EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
1684         * c-parser.c (c_parser_for_statement): Initialize loc variable.
1685         * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
1686         DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
1687
1688 2005-03-07  Richard Sandiford  <rsandifo@redhat.com>
1689
1690         PR rtl-optimization/19683
1691         * reload1.c (choose_reload_regs): Pass the number of bits, not the
1692         number of bytes, to smallest_int_for_mode.  Fix arguments to
1693         REG_CANNOT_CHANGE_MODE_P.
1694
1695 2005-03-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1696
1697         * reorg.c (relax_delay_slots): Check that the jump is
1698         conditional before trying to invert it.
1699
1700 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
1701
1702         * bb-reorder.c (max_entry_frequency, max_entry_frequency):
1703         Make them static.
1704
1705         * calls (stack_arg_under_construction): Make it static.
1706
1707         * flow.c (regs_live_at_setjmp): Make it static.
1708         * flow.h: Remove the corresponding prototype.
1709
1710         * reload1.c (reload_startobj, reload_firstobj,
1711         something_needs_operands_changed, reload_inherited,
1712         reload_inheritance_insn, reload_override_in,
1713         reload_spill_index): Make them static.
1714
1715         * recog.c (verify_changes): Make it static.
1716         * recog.h: Remove the corresponding prototype.
1717
1718         * cfgbuild.c (find_sub_basic_blocks): Remove.
1719         * basic-block.h: Remove the corresponding prototype.
1720         * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
1721         in comments.
1722         * doc/cfg.texi: Don't mention find_sub_basic_blocks.
1723
1724         * tree-ssa-operands.c (check_build_stmt): Remove.
1725
1726         * stor-layout.c (set_alignment): Remove.
1727         * tree.h: Remove the corresponding prototype.
1728
1729         * tree-ssa-pre.c (has_abnormal_preds): Make it static.
1730
1731         * tree-ssa-dce.c (control_dependence_map,
1732         visited_control_parents): Make them static.
1733
1734         * cfghooks.c (verify_flow_info): Remove local variable
1735         num_bb_notes.
1736
1737         * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
1738         last_bb_seen.
1739
1740         * loop-unswitch.c (unswitch_loop): Remove local variable src.
1741
1742 2005-03-07  David Billinghurst <David.Billinghurst@riotinto.com>
1743
1744         * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
1745
1746 2005-03-07  Joseph S. Myers  <joseph@codesourcery.com>
1747
1748         * config/ia64/hpux.h (LINK_SPEC): Add -z.
1749         * config/ia64/ia64.c (ia64_function_value): Return a REG not a
1750         PARALLEL for an empty structure.
1751
1752 2005-03-07  Kazu Hirata  <kazu@cs.umass.edu>
1753
1754         * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
1755
1756         * fold-const.c (fold_binary): Unroll the very first "for"
1757         loop.
1758
1759 2005-03-06  David Edelsohn  <edelsohn@gnu.org>
1760
1761         * config/rs6000/predicates.md (branch_comparison_operator): Remove
1762         redundant match_code test.
1763         (scc_comparison_operator): Swap match_operand and match_code
1764         tests.
1765         (branch_positive_comparison_operator): Same.
1766         (trap_comparison_operator): Use comparison_operator and swap with
1767         match_code test.
1768
1769 2005-03-06  Marek Michalkiewicz  <marekm@amelek.gda.pl>
1770
1771         PR target/20288
1772         * config/avr/avr.c (print_operand): Add 'p' and 'r'.
1773         (out_movhi_r_mr): Read low byte of volatile MEM first.
1774         (out_movhi_mr_r): Write high byte of volatile MEM first.
1775
1776 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
1777
1778         * cselib.c (reg_values, reg_values_size): Make them static.
1779
1780         * cse.c (cse_reg_info_table): Make it static.
1781
1782         * fold-const.c (fold_unary): Use build1 instead of copy_node.
1783
1784 2005-03-06  Zdenek Dvorak  <dvorakz@suse.cz>
1785
1786         * cse.c (find_best_addr): Use canon_for_address.
1787
1788 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
1789
1790         * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
1791         (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
1792         SUBREG and MEM, respectively.
1793
1794         * fold-const.c (fold_binary): Use code instead of t.
1795
1796         * fold-const.c (optimize_minmax_comparison): Take decomposed
1797         arguments code, type, op0, and op1 instead of t.
1798         (fold_binary): Update a call to optimize_minmax_comparison.
1799
1800         * fold-const.c (fold_range_test): Take decomposed arguments
1801         code, type, op0, and op1 instead of t.
1802         (fold_binary): Update a call to fold_range_test.
1803
1804         * fold-const.c (fold_binary_op_with_conditional_arg): Take
1805         decomposed arguments code, type, op0, and op1 instead of t.
1806         (fold_binary): Update a call to fold_range_test.
1807
1808 2005-03-06  Kazu Hirata  <kazu@cs.umass.edu>
1809
1810         * fold-const.c (fold_binary): Avoid directly using the original
1811         expression t as much as possible.
1812
1813 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
1814
1815         * c-semantics.c (build_stmt): Use TYPE_P instead of
1816         IS_NON_TYPE_CODE_CLASS.
1817         * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
1818         (NON_TYPE_CHECK): Use TYPE_P instead of
1819         IS_NON_TYPE_CODE_CLASS.
1820
1821         * fold-const.c (fold): Remove handling of binary expressions.
1822
1823 2005-03-05  James A. Morrison  <phython@gcc.gnu.org>
1824
1825         * doc/c-tree.texi: Wrap comments in @r{}.
1826         * doc/cpp.texi: Likewise.
1827         * doc/cppinternals.texi: Likewise.
1828         * doc/extend.texi: Likewise.
1829         * doc/md.texi: Likewise.
1830         * doc/objc.texi: Likewise.
1831         * doc/sourcebuild.texi: Likewise.
1832         * doc/tm.texi: Likewise.
1833         * doc/tree-ssa.texi
1834
1835 2005-03-05  Kazu Hirata  <kazu@cs.umass.edu>
1836
1837         * predict.c (apply_return_prediction): Standardize PHI chain
1838         walking.
1839         * tree-ssa.c (ssa_redirect_edge): Likewise.
1840
1841         * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
1842         gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
1843         Update copyright.
1844
1845         * tree-phinodes.c (remove_phi_node): Drop the last argument.
1846         * tree-flow.h: Adjust the prototype for remove_phi_node.
1847         * lambda-code.c (perfect_nestify): Adjust a call to
1848         remove_phi_node.
1849         * tree-cfg.c
1850         (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
1851         * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
1852         Likewise.
1853         * tree-ssa-dce.c (remove_dead_phis): Likewise.
1854         * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
1855         * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
1856         * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
1857
1858         * combine.c (simplify_and_const_int): Use gen_int_mode instead
1859         of GEN_INT (trunc_int_for_mode (...)).
1860         * loop-iv.c (iv_number_of_iterations): Likewise.
1861         * postreload.c (reload_cse_move2add): Likewise.
1862         * simplify-rtx.c (simplify_const_unary_operation,
1863         simplify_const_binary_operation): Likewise.
1864         * stor-layout.c (get_mode_bounds): Likewise.
1865
1866         * fold-const.c (fold_binary): New.
1867         (fold): Call fold_binary on binary expressions.
1868
1869 2005-03-05  Richard Sandiford  <rsandifo@redhat.com>
1870
1871         * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
1872         * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
1873         (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
1874         (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
1875         (ASM_SPEC): Pass down -msym32 and -mno-sym32.
1876
1877 2005-03-04  Devang Patel  <dpatel@apple.com>
1878
1879         PR tree-optimization/18815
1880         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
1881         loops with zero exit edges.
1882
1883 2005-03-04  Devang Patel  <dpatel@apple.com>
1884
1885         * doc/invoke.texi: Remove reference to webpage that does not exist.
1886
1887 2005-03-04  John David Anglin  <dave.danglin@nrc-cnrc.gc.ca>
1888             Joseph S. Myers  <joseph@codesourcery.com>
1889
1890         PR c++/19797
1891         * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
1892         (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
1893         * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
1894         * pa.c (get_plabel): Change argument to symbol_ref.  Call
1895         maybe_get_identifier instead of get_identifier.
1896         (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
1897         (struct deferred_plabel): Replace name field with symbol field.
1898         (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
1899         ASM_OUTPUT_EXTERNAL_REAL is defined.
1900         (output_global_address): Use output_addr_const for output of all
1901         symbol_refs.
1902         (output_deferred_plabels): Use symbol_ref instead of name for address
1903         output.
1904         * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
1905         ASM_OUTPUT_SYMBOL_REF): New macros.
1906         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw.  Update
1907         comment.
1908         (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
1909         label.
1910
1911 2005-03-05  Joseph S. Myers  <joseph@codesourcery.com>
1912
1913         * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
1914         *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
1915
1916 2005-03-04  Jeff Law  <law@redhat.com>
1917
1918         * basic-block.h (rediscover_loops_after_threading): Declare.
1919         * tree-ssa-dom.c: Include cfgloop.h.
1920         (tree_ssa_dominator_optimize): Discover loops and some basic
1921         properties.  Remove forwarder blocks recreated by loop header
1922         canonicalization.  Also mark backedges in the CFG.
1923         * tree-ssa-threadupdate.c: Include cfgloop.h
1924         (rediscover_loops_after_threading): Define.
1925         (struct local_info): New field, JUMP_THREADED.
1926         (prune_undesirable_thread_requests): New function.
1927         (redirect_edges): Clear EDGE_ABNORMAL.  If edges were threaded
1928         then record that fact for the callers of redirct_edges.
1929         (thread_block): If BB has incoming backedges, then call
1930         prune_undesirable_thraed_requests.    Note when we are
1931         going to have to rediscover loop information.  Return a
1932         boolean indicating if any jumps were threaded.
1933         (thread_through_all_blocks): Bubble up boolean indicating
1934         if any jumps were threaded.
1935         * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
1936         (tree-ssa-threadupdate.o): Similarly.
1937
1938 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
1939
1940         * fold-const.c (fold_ternary): Unroll the "for" loop to
1941         extract operands.
1942
1943 2005-03-04  Andrew Haley  <aph@redhat.com>
1944
1945         * unwind-dw2-fde-glibc.c (struct
1946         unw_eh_callback_data.check_cache): New field.
1947         (frame_hdr_cache): New.
1948         (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
1949         Cache frame header info.
1950
1951 2005-03-04  Richard Sandiford  <rsandifo@redhat.com>
1952
1953         * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
1954         (print_c_condition): Declare.
1955         * read-rtl.c (ptr_loc): New structure.
1956         (ptr_locs, ptr_loc_obstack, joined_conditions)
1957         (joined_conditions_obstack): New variables.
1958         (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
1959         (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
1960         (join_c_conditions, print_c_condition): New functions.
1961         (apply_macro_to_string): Associate the new string with the same
1962         source location as the old one.
1963         (add_condition_to_string): Use join_c_conditions.
1964         (read_string): Use set_rtx_ptr_loc to record a filename and line
1965         number for the string.
1966         (read_rtx): Initialize the new variables above.
1967         * genattrtab.c (write_test_expr, write_attr_value): Use
1968         print_c_condition.
1969         * genconditions.c (write_header): Don't define MAYBE_EVAL.  Move its
1970         comment above the GCC_VERSION check.
1971         (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
1972         Inline the definition of MAYBE_EVAL.
1973         * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
1974         * genoutput.c (process_template): Likewise.
1975         * genpreds.c (write_predicate_subfunction): Likewise.
1976         (write_predicate_expr): Use print_c_condition.
1977         * genrecog.c (write_cond): Likewise.
1978         * gensupport.c (process_rtx): Use join_c_conditions to join the
1979         conditions of a define_insn_and_split.  Record a source location
1980         for the string after the "&&".
1981         (alter_test_for_insn): Use join_c_conditions.
1982
1983 2005-03-04  Andrew Pinski  <pinskia@physics.uc.edu>
1984
1985         Revert for now:
1986         2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
1987         PR tree-optimization/15784
1988         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
1989         and -1 - A to ~A.
1990
1991 2005-03-04  Ben Elliston  <bje@au.ibm.com>
1992
1993         * gcc.c (option_map): Add --coverage.
1994         (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
1995         (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
1996         * config/darwin.h: Pass -lgcov for `coverage'.
1997         * doc/invoke.texi (Debugging Options): Document --coverage.
1998
1999 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
2000
2001         * gcse.c (bypass_block): Use find_edge wherever possible.
2002
2003 2005-03-03  Daniel Berlin <dberlin@dbrelin.org>
2004
2005         Fix PR debug/20253
2006
2007         * c-opts.c (c_common_parse_file): Call start_source_file
2008         and end_source_file at the approriate times.
2009
2010         * dwarf2out.c (dwarf2out_finish): Don't auto-end
2011         the main file, it will be done for us now.
2012
2013 2005-03-04  Kazu Hirata  <kazu@cs.umass.edu>
2014
2015         * fold-const.c (fold_ternary): New.
2016         (fold): Call fold_ternary on ternary expressions.  Remove
2017         handling of ternary expressions.
2018
2019 2005-03-03  James A. Morrison  <phython@gcc.gnu.org>
2020
2021         PR tree-optimization/15784
2022         * fold-const.c (fold): Fold ~A + 1 to -A.  Fold -A - 1
2023         and -1 - A to ~A.
2024
2025 2005-03-03  David Edelsohn  <edelsohn@gnu.org>
2026
2027         * config/rs6000/predicates.md (branch_comparison_operator):
2028         Convert from C block to conditional format.
2029
2030 2005-03-03  Jan Hubicka  <jh@suse.cz>
2031
2032         * tree-dfa.c (add_referenced_var): Don't walk initializer of external
2033         and non-constant public variables.
2034
2035 2005-03-03  Kazu Hirata  <kazu@cs.umass.edu>
2036
2037         * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
2038         with LABEL_EXPR.
2039
2040         * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
2041         EDGE_I.
2042
2043         * tree-phinodes.c (remove_phi_node): Clean up by factoring out
2044         calls to release_ssa_name and release_phi_node.
2045
2046         * fold-const.c (fold): Remove handling of unary expressions.
2047
2048         * fold-const.c (fold_unary): Avoid directly using the original
2049         expression t as much as possible.
2050
2051 2005-03-03  Roger Sayle  <roger@eyesopen.com>
2052             Andrew Pinski  <pinskia@physics.uc.edu>
2053
2054         * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
2055         RETURN rtx, and not a LABEL_REF containing a NULL pointer.
2056
2057 2005-03-03  Hans-Peter Nilsson  <hp@axis.com>
2058
2059         Describe special registers SRP and MOF as allocatable registers.
2060         * config/cris/cris.c (cris_md_asm_clobbers): New function.
2061         (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
2062         (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
2063         TARGET_HAS_MUL_INSNS.
2064         (cris_print_operand) <case 'd'>: New case.
2065         <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
2066         * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
2067         define.
2068         (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
2069         (REG_ALLOC_ORDER): Update for MOF.
2070         (enum reg_class): New members MOF_REGS, GENERAL_REGS and
2071         SPECIAL_REGS.
2072         (GENERAL_REGS): No longer a define of ALL_REGS.
2073         (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
2074         (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
2075         Adjust accordingly.
2076         (CRIS_SPECIAL_REGS_CONTENTS): New macro.
2077         (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
2078         (SECONDARY_RELOAD_CLASS): Define.
2079         (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
2080         (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
2081         (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
2082         (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
2083         (REGISTER_MOVE_COST): Define.
2084         (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
2085         * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
2086         (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
2087         (CRIS_MOF_REGNUM): New define_constants.
2088         ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
2089         special registers.
2090         ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
2091         New patterns.
2092         ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
2093         ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
2094         Adjust for MOF being properly described as a register.
2095         (indir_to_reg_split): Name this split.  Conditionalize on the
2096         destination register being a general register.
2097         (movei): Conditionalize on on operands 0 and 1 having the same
2098         register class.
2099
2100 2005-03-03  Alan Modra  <amodra@bigpond.net.au>
2101
2102         PR target/20277
2103         * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
2104         -mcpu to override any other explicitly given flags.
2105
2106 2005-03-02  J"orn Rennecke <joern.rennecke@st.com>
2107
2108         * recog.c (verify_changes, confirm_change_group): New functions,
2109         broken out of apply_change_group.
2110         (apply_change_group): Use them.
2111         * recog.h (verify_change, confirm_change_group): Declare.
2112         * rtl.h (redirect_jump_2): Declare.
2113         * jump.c (redirect_exp, invert_exp): Delete.
2114         (invert_exp_1): Take second parameter.  Return value.  Changed caller.
2115         (redirect_jump_2): New function, broken out of redirect_jump.
2116         (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
2117         (invert_jump): Use invert_jump_1 and redirect_jump_2.
2118         * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
2119
2120 2005-03-02  Geoffrey Keating  <geoffk@apple.com>
2121
2122         * varasm.c (named_section): Use xstrdup rather than doing it by
2123         hand.
2124
2125         * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
2126
2127 2005-03-02  Devang Patel  <dpatel@apple.com>
2128
2129         Undo PR tree-optimization/18815 fix.
2130
2131 2005-03-02  Devang Patel  <dpatel@apple.com>
2132
2133         PR tree-optimization/18815
2134         * tree-if-conv.c (combine_blocks): Adjust loop header edges for
2135         loops with zero exit edges.
2136
2137 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
2138
2139         * cfg.c (connect_src, connect_dest, disconnect_src,
2140         disconnct_dest): New.
2141         (unchecked_make_edge, remove_edge, redirect_edge_succ,
2142         redirect_edge_pred): Use the new functions.
2143
2144         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2145         free_dominance_info only when needed.
2146
2147 2005-03-02  David Edelsohn  <edelsohn@gnu.org>
2148
2149         PR target/20276
2150         * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
2151         (reg_or_sub_cint64_operand): Same.
2152
2153 2005-03-02  Jeff Law  <law@redhat.com>
2154
2155         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
2156         CFG_ALTERED in the main DOM iteration loop.
2157
2158 2005-03-02  Mark Mitchell  <mark@codesourcery.com>
2159
2160         PR c++/19916
2161         * varasm.c (initializer_constant_valid_p): Allow conversions
2162         between OFFSET_TYPEs.  Tidy.
2163
2164 2005-03-02  Hans-Peter Nilsson  <hp@axis.com>
2165
2166         * config/cris/cris.md ("return"): Remove epilogue delay list
2167         sanity check.
2168
2169 2005-03-02  Daniel Jacobowitz  <dan@codesourcery.com>
2170
2171         * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
2172         for Thumb.
2173         * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
2174
2175 2005-03-02  Kazu Hirata  <kazu@cs.umass.edu>
2176
2177         * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
2178         loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
2179         config/m68k/m68k.c, config/mips/mips.h,
2180         config/rs6000/rs6000-protos.h, doc/contrib.texi,
2181         doc/include/gcc-common.texi: Update copyright.
2182
2183         PR middle-end/18029 and PR middle-end/18030
2184         * expr.c (optimize_bitfield_assignment_op): Add a special case
2185         to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
2186
2187         * fold-const.c (fold_unary): New.
2188         (fold): Call fold_unary on unary expressions.
2189
2190 2005-03-02  Richard Guenther  <rguenth@gcc.gnu.org>
2191
2192         * cgraph.h (struct cgraph_edge): Add prev_caller and
2193         prev_callee fields.
2194         (cgraph_node_remove_callees): Export.
2195         * cgraph.c (cgraph_create_edge): Initialize prev_caller
2196         and prev_callee.
2197         (cgraph_edge_remove_callee): New function.
2198         (cgraph_edge_remove_caller): Likewise.
2199         (cgraph_remove_edge): Use.
2200         (cgraph_redirect_edge_callee): Likewise.
2201         (cgraph_node_remove_callees): New function.
2202         (cgraph_node_remove_callers): Likewise.
2203         (cgraph_remove_node): Use.
2204         * tree-optimize.c (tree_rest_of_compilation): Use
2205         cgraph_node_remove_callees instead of manual loop.
2206         * cgraphunit.c (cgraph_finalize_function): Likewise.
2207         (cgraph_expand_function): Likewise.
2208         (cgraph_remove_unreachable_nodes): Likewise.
2209
2210 2005-03-02  Joseph S. Myers  <joseph@codesourcery.com>
2211
2212         PR c/8927
2213         * c-tree.h (undeclared_variable, build_external_ref): Add extra
2214         argument.
2215         * c-decl.c (undeclared_variable): Take location as argument.
2216         * c-typeck.c (build_external_ref): Likewise.
2217         * c-parser.c (c_parser_postfix_expression): Pass location of
2218         identifier to build_external_ref.
2219
2220 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
2221
2222         * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
2223         CCEQ mode for branch_positive_comparison_operator test.
2224         * config/rs6000/predicates (branch_comparison_operator): Revert to
2225         define_predicate.
2226         (scc_comparison_operator): Same.
2227         (branch_positive_comparison_operator): Same.
2228
2229 2005-03-01  Hans-Peter Nilsson  <hp@axis.com>
2230
2231         * config/cris/cris.c (cris_eligible_for_epilogue_delay)
2232         (cris_delay_slots_for_epilogue): Remove.
2233         (save_last): Move into cris_target_asm_function_epilogue.
2234         (cris_target_asm_function_epilogue): Remove tests for file being
2235         NULL.
2236         * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
2237         (cris_delay_slots_for_epilogue): Remove prototypes.
2238         * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
2239         (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
2240
2241 2005-03-01  David Edelsohn  <edelsohn@gnu.org>
2242
2243         * config/rs6000/predicates.md (branch_comparison_operator): Change
2244         to define_special_predicate.
2245         (scc_comparison_operator): Same.
2246         (branch_positive_comparison_operator): Same.
2247
2248 2005-03-01  Daniel Berlin <dberlin@dberlin.org>
2249
2250         * Makefile.in (tree-ssa-sink.o): New.
2251         (OBJS-common): Add tree-ssa-sink.o.
2252         * common.opt: Add -ftree-sink
2253         * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
2254         * timevar.def (TV_TREE_SINK): new timevar.
2255         * tree-flow.h (is_hidden_global_store): Prototype.
2256         * tree-optimize.c (init_tree_optimization_passes): Add
2257         pass_sink_code.
2258         * tree-pass.h (pass_sink_code): New.
2259         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
2260         for non-obvious global store store to is_hidden_global_store, and
2261         call that new function.
2262         * tree-ssa-sink.c: New file.
2263         * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
2264         * doc/passes.texi: Document forward store motion.
2265         * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
2266         * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
2267         * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
2268         * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
2269
2270 2005-03-01  Per Bothner  <per@bothner.com>
2271
2272         * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
2273         and we have a non-zero column-number, add it to the message.
2274         Also factor out the diagnostic_kind_text.
2275
2276 2005-03-01  Zdenek Dvorak  <dvorakz@suse.cz>
2277
2278         * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
2279         flow_loop_pre_header_scan, flow_loop_pre_header_find,
2280         flow_loop_scan): Removed.
2281         (flow_loop_dump): Do not dump removed fields.
2282         (flow_loop_free): Do not free removed fields.
2283         (flow_loops_find): Flags argument removed.  Do not call flow_loop_scan.
2284         (loop_exit_edge_p): New function.
2285         * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
2286         num_pre_header_edges, entry_edges, num_entries, exit_edges,
2287         num_exits, exits_doms.
2288         (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
2289         LOOP_EDGES, LOOP_ALL): Removed.
2290         (flow_loop_scan): Declaration removed.
2291         (loop_exit_edge_p, mark_loop_exit_edges): Declare.
2292         * cfgloopmanip.c (create_loop_notes): Do not pass flags to
2293         flow_loops_find.
2294         * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
2295         (if_convert): Call flow_loops_find and flow_loops_free
2296         when calling mark_loop_exit_edges.
2297         * cfgloopanal.c (mark_loop_exit_edges): Moved from
2298         ifcvt.c.  Removed the flow_loops_find, flow_loops_free and
2299         free_dominance_info calls.
2300         * loop-init.c (flow_loops_find): Ditto.
2301         * passes.c (rest_of_handle_branch_prob): Ditto.
2302         * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
2303         * loop-unroll.c (analyze_insns_in_loop): Do not use
2304         EDGE_LOOP_EXIT.
2305         * predict.c (predict_loops): Do not call flow_loop_scan.
2306         Use get_loop_exit_edges.
2307         (tree_estimate_probability): Do not pass flags to flow_loops_find.
2308         * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
2309         Do not use EDGE_LOOP_EXIT.
2310         (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
2311         to bb_with_exit_edge_p.
2312         (if_convertible_loop_p): Do not call flow_loop_scan.  Use
2313         loop->single_exit.  Do not use EDGE_LOOP_EXIT.  Pass loop
2314         to bb_with_exit_edge_p.
2315         (combine_blocks): Pass loop to bb_with_exit_edge_p.  Do not use
2316         EDGE_LOOP_EXIT.
2317         * tree-loop-linear.c (linear_transform_loops): Do not call
2318         flow_loop_scan.  Use loop->single_exit.
2319         * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
2320         (vect_analyze_loop_form): Do not call flow_loop_scan.
2321         * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
2322         loop->single_exit.
2323         (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
2324         loop->single_exit.
2325         * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
2326         slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
2327         slpeel_tree_duplicate_loop_to_edge_cfg,
2328         slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
2329         Use loop_preheader_edge and loop->single_exit.  Do not call
2330         flow_loop_scan.
2331
2332 2005-03-01  Nick Clifton  <nickc@redhat.com>
2333
2334         * config/arm/arm.c (thumb_find_work_register): Check all of the
2335         argument registers to see if they are free, and a couple of
2336         special cases where the last argument register but can be proved
2337         to be available during the function's prologue.
2338         (print_multi_reg, arm_compute_save_reg0_reg12_mask,
2339         output_return_instruction, emit_multi_reg_push, thumb_pushpop,
2340         thumb_unexpanded_epilogue): Use unsigned long as the type for the
2341         register bit-mask.
2342         (thumb_compute_save_reg_mask): Likewise.  Also use
2343         thumb_find_work_register() to ensure that there is agreement about
2344         which work register is going to be used in the prologue.
2345         (thumb_output_function_prologue): Use unsigned long as the type
2346         for the register bit-mask.  Also delay pushing the link register if
2347         other high registers are going to be pushed.
2348         (thumb_compute_save_reg_mask, emit_multi_reg_push,
2349         print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
2350         redundant prototypes.
2351
2352 2005-02-28  John David Anglin  <dave.anglin#nrc-cnrc.gc.ca>
2353
2354         PR target/19819
2355         * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
2356         and after reload in REG+REG indexed addresses without REG_POINTER
2357         set in the base and not set in the index.
2358
2359 2005-02-28  Kaz Kojima  <kkojima@gcc.gnu.org>
2360
2361         * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
2362         Don't undefine here.
2363         (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
2364         (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
2365         (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
2366         (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
2367         LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
2368         Delete.
2369         * config.gcc (sh*-*-linux*): Use config/linux.h.
2370
2371 2005-02-28  Dale Johannesen  <dalej@apple.com>
2372             Stan Shebs  <shebs@apple.com>
2373
2374         Rewrite of 64-bit Darwin structure-by-value pass/return.
2375         * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
2376         intoffset, use_stack, named.
2377         * config/rs6000/rs6000.c (rs6000_darwin64_function_arg):  Remove.
2378         (rs6000_darwin64_record_arg_advance_flush):  New.
2379         (rs6000_darwin64_record_arg_advance_recurse): New.
2380         (rs6000_darwin64_record_arg_flush):  New.
2381         (rs6000_darwin64_record_arg_recurse):  New.
2382         (rs6000_darwin64_record_arg):  New.
2383         (rs6000_return_in_memory):  Remove AGGREGATE_TYPE_P check.
2384         (function_arg_boundary):  Handle 128-bit aligned structs.
2385         (function_arg_advance):  Rewrite darwin64 struct handling.
2386         (function_arg):  Call rs6000_darwin64_record_arg.
2387         (function_arg_partial_nregs):  Handle darwin64 structs.
2388         (rs6000_darwin64_function_value):  Remove.
2389         (rs6000_function_value):  Call rs6000_darwin64_record_arg.
2390
2391 2005-02-28  Roger Sayle  <roger@eyesopen.com>
2392
2393         PR tree-optimization/20216
2394         * tree-chrec.c (tree_fold_factorial): Delete.
2395         (tree_fold_binomial): Change argument list to take a return type
2396         and change the type of K to unsigned int.  Rewrite to avoid explicit
2397         evaluation of factorials, and (recursively) calling fold to perform
2398         compile-time arithmetic.  Return NULL on (internal) overflow.
2399         (chrec_evaluate): Change type of K to an unsigned int.  Avoid
2400         calling tree_fold_binomial unnecessarily.  Return chrec_dont_know
2401         if any intermediate calculation overflows.
2402         (chrec_apply): Update call to chrec_evaluate.
2403
2404 2005-02-28  James E Wilson  <wilson@specifixinc.com>
2405
2406         * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
2407
2408 2005-02-28  Joseph S. Myers  <joseph@codesourcery.com>
2409
2410         PR c/20245
2411         * c-parser.c (c_parser_compound_statement): Return error_mark_node
2412         instead of NULL_TREE on error.
2413
2414 2005-02-28  David Edelsohn  <edelsohn@gnu.org>
2415
2416         * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
2417         (EASY_VECTOR_15_ADD_SELF): Remove.
2418         (num_insns_constant_wide): Not static.
2419         (validate_condition_mode): Not static.
2420         (toc_relative_expr_p): Not static.
2421         (legitimate_indirect_address_p): Not static.
2422         (macho_lo_sum_memory_operand): Not static.
2423         (invalid_e500_subreg): Not static.
2424         (easy_vector_same): Not static.
2425         (easy_vector_splat_const): Not static.
2426         (RS6000_SYMBOL_REF_TLS_P): Remove.
2427         (any_operand): Delete.
2428         (any_parallel_operand): Delete.
2429         (count_register_operand): Delete.
2430         (altivec_register_operand): Delete.
2431         (xer_operand): Delete.
2432         (s8bit_cint_operand): Delete.
2433         (short_cint_operand): Delete.
2434         (u_short_cint_operand): Delete.
2435         (non_short_cint_operand): Delete.
2436         (exact_log2_cint_operand): Delete.
2437         (gpc_reg_operand): Delete.
2438         (cc_reg_operand): Delete.
2439         (cc_reg_not_cr0_operand): Delete.
2440         (reg_or_short_operand): Delete.
2441         (reg_or_neg_short_operand): Delete.
2442         (reg_or_aligned_short_operand): Delete.
2443         (reg_or_u_short_operand): Delete.
2444         (reg_or_cint_operand): Delete.
2445         (reg_or_arith_cint_operand): Delete.
2446         (reg_or_add_cint64_operand): Delete.
2447         (reg_or_sub_cint64_operand): Delete.
2448         (reg_or_logical_cint_operand): Delete.
2449         (got_operand): Delete.
2450         (got_no_const_operand): Delete.
2451         (easy_fp_constant): Delete.
2452         (easy_vector_constant): Delete.
2453         (easy_vector_constant_add_self): Delete.
2454         (zero_constant): Delete.
2455         (zero_fp_constant): Delete.
2456         (volatile_mem_operand): Delete.
2457         (offsettable_mem_operand): Delete.
2458         (mem_or_easy_const_operand): Delete.
2459         (add_operand): Delete.
2460         (non_add_cint_operand): Delete.
2461         (logical_operand): Delete.
2462         (non_logical_cint_operand): Delete.
2463         (mask_operand): Delete.
2464         (mask_operand_wrap): Delete.
2465         (mask64_operand): Delete.
2466         (mask64_2_operand): Delete.
2467         (and64_operand): Delete.
2468         (and64_2_operand): Delete.
2469         (and_operand): Delete.
2470         (reg_or_mem_operand): Delete.
2471         (lwa_operand): Delete.
2472         (symbol_ref_operand): Delete.
2473         (call_operand): Delete.
2474         (current_file_function_operand): Delete.
2475         (input_operand): Delete.
2476         (rs6000_nonimmediate_operand): Delete.
2477         (rs6000_tls_symbol_ref): Delete.
2478         (save_world_operation): Delete.
2479         (restore_world_operation): Delete.
2480         (load_multiple_operation): Delete.
2481         (store_multiple_operation): Delete.
2482         (vrsave_operation): Delete.
2483         (mfcr_operation): Delete.
2484         (mtcrf_operation): Delete.
2485         (lmw_operation): Delete.
2486         (stmw_operation): Delete.
2487         (branch_comparison_operator): Delete.
2488         (branch_positive_comparison_operator): Delete.
2489         (scc_comparison_operator): Delete.
2490         (trap_comparison_operator): Delete.
2491         (boolean_operator): Delete.
2492         (boolean_or_operator): Delete.
2493         (min_max_operator): Delete.
2494         * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
2495         (EASY_VECTOR_15): Moved to here.
2496         (EASY_VECTOR_15_ADD_SELF): Move to here.
2497         (PREDICATE_CODES): Delete.
2498         * config/rs6000/rs6000-protos.h: Delete predicate functions.
2499         Declare functions no longer static.
2500         * config/rs6000/predicates.md: New.
2501         * config/rs6000/rs6000.md: Include predicates.md
2502
2503 2005-02-28  Kazu Hirata  <kazu@cs.umass.edu>
2504
2505         * calls.c (emit_call_1): Don't use  REG_ALWAYS_RETURN.
2506         (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
2507         REG_ALWAYS_RETURN.
2508         * cfgrtl.c (need_fake_edge_p): Likewise.
2509         * combine.c (distribute_notes): Likewise.
2510         * emit-rtl.c (try_split): Likewise.
2511         * recog.c (peephole2_opimize): Likewise.
2512         * reg-notes.def (ALWAYS_RETURN): Remove.
2513         * rtl.h (LCT_ALWAYS_RETURN): Remove.
2514         * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
2515         * tree.h (ECF_ALWAYS_RETURN): Remove.
2516
2517 2005-02-28  Roger Sayle  <roger@eyesopen.com>
2518
2519         PR middle-end/19874
2520         * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
2521         between different machine modes is never a "useless" conversion.
2522
2523 2005-02-28  Geert Bosch  <bosch@gnat.com>
2524
2525         PR ada/15977
2526         * doc/contrib.texi: List contributors for Ada front end
2527
2528 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
2529
2530         * simplify-rtx.c (simplify_unary_operation_1,
2531         simplify_const_unary_operation): New, extracted from...
2532         (simplify_unary_operation): ... this one.
2533         (simplify_binary_operation_1,
2534         simplify_const_binary_operation): New, extracted from...
2535         (simplify_binary_operation): ... this one.
2536         * rtl.h (simplify_const_unary_operation,
2537         simplify_const_binary_operation): Add prototypes.
2538
2539 2005-02-28  Julian Brown  <julian@codesourcery.com>
2540
2541         * config/elfos.h: Revert my patch from 2005-02-25 since it broke
2542         building libjava and caused PR regression/20228.
2543
2544 2005-02-28  Paolo Bonzini  <bonzini@gnu.org>
2545
2546         PR bootstrap/17383
2547         * Makefile.in (host_subdir): New.
2548         (build_objdir): New.  Replace ../$(build_subdir) with it throughout.
2549         * configure: Regenerate.
2550
2551 2005-02-27  Zack Weinberg  <zack@codesourcery.com>
2552
2553         * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
2554         * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
2555         installation directory first.
2556
2557 2005-02-28  Hans-Peter Nilsson  <hp@axis.com>
2558
2559         PR target/19065.
2560         * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
2561         not including (reg). Do not check for reg being CRIS_PC_REGNUM.
2562         (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
2563         * config/cris/cris.md: Tweak comments referring to Q.
2564         ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
2565         ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
2566         ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
2567         ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
2568         ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
2569         Insert spaces in constraints to align alternatives vertically for
2570         readability.
2571         ("cmphi"): Ditto.  Add separate alternative for operand 0 "r",
2572         operand 1: "M".
2573
2574 2005-02-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2575
2576         PR rtl-optimization/17728
2577         * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
2578         operand 0 from general_operand to move_dest_operand.
2579
2580 2005-02-26  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2581
2582         * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
2583         instead of trying to save and restore TREE_SYMBOL_REFERENCED.
2584         * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
2585         (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
2586
2587 2005-02-26  Nathanael Nerode  <neroden@gcc.gnu.org>
2588
2589         * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
2590         * configure: Regenerate.
2591         * libada-mk.in: Remove CC; rename
2592         cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
2593
2594 2005-02-26  Andrew Pinski  <pinskia@physics.uc.edu>
2595
2596         PR tree-opt/20188
2597         * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
2598         for the lhs, also walk over the tree.  Likewise for rhs.
2599
2600 2005-02-26  Zdenek Dvorak  <dvorakz@suse.cz>
2601
2602         * tree-ssa-dom.c (simple_iv_increment_p): New function.
2603         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
2604         Do not propagate value of iv before increment over the increment.
2605
2606 2005-02-25  Joseph S. Myers  <joseph@codesourcery.com>
2607
2608         * c-parser.c: New file.
2609         * c-parse.in: Remove.
2610         * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
2611         Remove.
2612         (c-parser.o): Add dependencies.
2613         (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
2614         maintainer-clean, TAGS): Update.
2615         * c-config-lang.in (gtfiles): Update.
2616         * gengtype-lex.l: Don't handle "@@".
2617         * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
2618         objc_build_synchronized, objc_begin_try_stmt,
2619         objc_begin_catch_clause, objc_finish_catch_clause,
2620         objc_build_finally_clause, objc_finish_try_stmt): New.
2621         * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
2622         type_seen_p.
2623         (c_parse_init): Update comment.
2624         * c-decl.c (c_init_decl_processing): Update comment.
2625         (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
2626         declspecs_add_scspec, declspecs_add_attrs): Initialize and update
2627         new c_declspecs members.
2628
2629 2005-02-25  Julian Brown  <julian@codesourcery.com>
2630
2631         * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
2632         from being used for symbols with vague linkage when
2633         HAVE_GAS_COMDAT_GROUP is true.
2634
2635 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
2636
2637         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
2638
2639 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
2640
2641         PR target/19930
2642         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
2643         (LIBGCC2_HAS_DF_MODE): New.
2644         (LIBGCC2_HAS_XF_MODE): New.
2645         (LIBGCC2_HAS_TF_MODE): New.
2646         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2647         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2648         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
2649         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
2650         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
2651         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
2652         and add _fixtfdi, _fixunstfdi, _floatditf
2653         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
2654         L_fixunstfdi, L_floatditf.
2655         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
2656         (LIBGCC2_HAS_TF_MODE): Define.
2657
2658 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
2659
2660         PR tree-optimization/20204
2661         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
2662         REWRITE_THIS_STMT markers on PHI nodes.
2663         (rewrite_initialize_block): Likewise.
2664
2665 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
2666
2667         * version.c (version_string): Update to 4.1.
2668
2669 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
2670
2671         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
2672         Clarify that the alternative way doesn't work in GNU C++.
2673
2674 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
2675
2676         PR tree-optimization/19937
2677         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
2678         to the type of the induction variable.
2679
2680 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
2681
2682         PR rtl-optimization/20117
2683         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
2684         the block including noncopyable insn.
2685
2686 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
2687
2688         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
2689         calls to find_reg_note.
2690
2691 2005-02-24  Richard Henderson  <rth@redhat.com>
2692
2693         PR tree-opt/20127
2694         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
2695         the type.
2696
2697 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
2698
2699         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
2700         vector types if to use base reg for misaligned non-word ld/std.
2701
2702 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
2703
2704         PR target/14619
2705         * config/cris/cris.c (cris_target_asm_function_prologue): Create
2706         dwarf2 label manually and put it after, not before the prologue.
2707
2708 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
2709
2710         PR target/19019
2711         * reload.c (operands_match_p): Only increment register number for
2712         SCALAR_INT_MODE_P modes in multiple hard registers.
2713
2714         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
2715         Fix formatting.
2716
2717 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
2718
2719         * ChangeLog.5: Fix log message typo(s).
2720         * ChangeLog.7: Likewise.
2721         * ChangeLog.tree-ssa: Likewise.
2722         * cfgexpand.c: Fix comment typo(s).
2723         * conflict.c: Likewise.
2724         * defaults.h: Likewise.
2725         * dwarf2out.c: Likewise.
2726         * gcse.c: Likewise.
2727         * ggc-page.c: Likewise.
2728         * tree-eh.c: Likewise.
2729         * tree-ssa-dom.c: Likewise.
2730
2731 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
2732
2733         PR target/19019
2734         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
2735         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
2736         if SHARED is defined.
2737
2738         PR target/20196
2739         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
2740         allow splitting only if operands 0 and 3 don't overlap.
2741
2742 2005-02-24  Richard Henderson  <rth@redhat.com>
2743
2744         PR middle-end/19953
2745         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
2746         (fold_builtin_1): Call them.
2747         * fold-const.c (fold_complex_mult_parts): Split out from ...
2748         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
2749         (fold_complex_div_parts, fold_complex_div): New.
2750         (fold): Use them.
2751         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
2752
2753 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2754
2755         * tree-ssa-ccp.c (visit_assignment): Verify that result of
2756         VIEW_CONVERT_EXPR is_gimple_min_invariant.
2757
2758         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
2759         (print_node): Likewise.
2760         Print TYPE_SIZES_GIMPLIFIED.
2761
2762 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
2763
2764         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
2765         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
2766         operands as commutative in constraints.
2767
2768 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
2769
2770         * tree-into-ssa.c: Re-organize internal functions.
2771
2772 2005-02-24  Richard Henderson  <rth@redhat.com>
2773
2774         PR middle-end/18902
2775         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
2776         for c99.
2777         * common.opt (fcx-limited-range): New.
2778         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
2779         * toplev.c (flag_complex_method): Initialize to 1.
2780         (process_options): Set flag_complex_method to 0 if
2781         flag_cx_limited_range.
2782         * doc/invoke.texi (-fcx-limited-range): New.
2783
2784 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
2785
2786         * cse.c (delete_trivially_dead_insns): Speed up by using
2787         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
2788         prev_real_insn.
2789
2790 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
2791
2792         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
2793         functions when -mid-shared-library is being used.
2794
2795 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
2796
2797         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
2798         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
2799         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
2800         * system.h: Poison LINK_LIBGCC_SPECIAL.
2801
2802 2005-02-23  James E Wilson  <wilson@specifixinc.com>
2803
2804         * gengtype.c (note_insn_name): Make 1 element larger.
2805
2806 2005-02-23  Roger Sayle  <roger@eyesopen.com>
2807
2808         PR target/20018
2809         PR rtl-optimization/20097
2810         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
2811         BImode SUBREGs of SImode registers which confuse the ia64 backend.
2812
2813 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
2814
2815         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
2816         * t-aix52 (SHLIB_INSTALL): Same.
2817
2818 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
2819
2820         * genpreds.c: Update copyright.
2821
2822 2005-02-23  Michael Beach  <michaelb@ieee.org>
2823
2824         PR target/20159
2825         * config/sparc/t-elf (startup files): Assemble with CPP.
2826
2827 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
2828
2829         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
2830         (write_predicate_expr): Likewise.
2831
2832 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
2833
2834         PR tree-optimization/20100
2835         PR tree-optimization/20115
2836         * tree-optimize.c (init_tree_optimization_passes): Remove
2837         pass_maybe_create_global_var.
2838         * tree-pass.h (pass_maybe_create_global_var): Remove.
2839         * tree-ssa-alias.c (aliases_computed_p): Declare.
2840         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
2841         (count_calls_and_maybe_create_global_var): Remove.
2842         (pass_maybe_create_global_var): Remove.
2843         (init_alias_info): Do not declare aliases_computed_p.
2844         (maybe_create_global_var): If the function contains no
2845         call-clobbered variables and a mix of pure/const and regular
2846         function calls, create .GLOBAL_VAR.
2847         Mark all call-clobbered variables for renaming.
2848         (merge_pointed_to_info): Update comment.
2849         (add_pointed_to_var): Likewise.
2850         (is_escape_site): Likewise.
2851         Accept struct alias_info * instead of size_t *.
2852         Update all users.
2853         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
2854         as necessary.
2855         * tree-ssa-operands.c (get_call_expr_operands): If
2856         ALIASES_COMPUTED_P is false, do not add call-clobbering
2857         operands.
2858         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
2859         (delete_tree_ssa): Likewise.
2860
2861 2005-02-22  James E Wilson  <wilson@specifixinc.com>
2862
2863         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
2864         (do_compile): Do call it here.
2865
2866 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
2867
2868         PR rtl-optimization/20017.
2869         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
2870         rest_of_handle_cse2, rest_of_handle_gcse): Call
2871         delete_dead_jumptables immediately before calling cleanup_cfg.
2872
2873 2005-02-22  Devang Patel  <dpatel@apple.com>
2874
2875         PR 19952
2876         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
2877         all labels
2878
2879 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
2880
2881         * config/rs6000/aix.h (WINT_TYPE): Define.
2882
2883 2005-02-22  Stan Shebs  <shebs@apple.com>
2884
2885         * config/rs6000/rs6000.c (rs6000_override_options): Default to
2886         natural alignment for 64-bit Darwin.
2887         (rs6000_parse_alignment_option): Warn about uses of -malign-power
2888         on 64-bit Darwin.
2889         * doc/invoke.texi: Document this.
2890
2891 2005-02-22  DJ Delorie  <dj@redhat.com>
2892
2893         * c-common.c (c_common_type_for_mode): Pass the mode's precision
2894         to make_[un]signed_type, not the mode itself.
2895
2896 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
2897
2898         * cfg.c (cached_make_edge): Call make_edge if edge cache is
2899         not available.  Use tail calls wherever possible.
2900         (make_edge): Call unchecked_make_edge to create an edge.
2901
2902         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
2903         (coalesce_ssa_name): Don't check for
2904         SSANORM_USE_COALESCE_LIST.
2905         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
2906
2907 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
2908
2909         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
2910         (rewrite_into_ssa): ... here.
2911
2912 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
2913
2914         PR tree-optimization/19786
2915         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
2916         tag to another's may-alias bitmap when adding to the other's list.
2917
2918 2005-02-21  DJ Delorie  <dj@redhat.com>
2919
2920         * tree-ssa-loop-ivopts.c (computation_cost): Start register
2921         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
2922         registers in unsupported ways.
2923         * expmed.c (init_expmed): Likewise.
2924
2925 2005-02-21  Stan Cox  <scox@redhat.com>
2926
2927         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
2928
2929 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
2930
2931         * tree-cfg.c (fold_cond_expr_cond): New.
2932         (make_edges): Call fold_cond_expr_cond.
2933         (find_taken_edge): Accept nothing but INTEGER_CST.
2934         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
2935         and 1.
2936         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
2937
2938         * flow.c (delete_dead_jumptables): Speed up by scanning insns
2939         that do not belong to any basic block.
2940
2941 2005-02-21  Jeff Law  <law@redhat.com>
2942
2943         * cfganal.c (find_unreachable_blocks): Manually CSE load of
2944         e->dest.
2945
2946 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
2947
2948         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
2949         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
2950         Adjust their definitions.
2951         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
2952         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
2953
2954         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
2955         genautomata.c, langhooks.c, langhooks.h, system.h,
2956         config/arm/lib1funcs.asm: Update copyright.
2957
2958 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
2959
2960         * dbxout.c (dbxout_function_end): Emit Lscope label always.
2961
2962 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
2963
2964         PR bootstrap/13770
2965         * doc/install.texi: Document --with-gc.
2966
2967 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
2968
2969         * simplify-rtx.c (simplify_unary_operation): Add a missing
2970         "break" statement.
2971
2972 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
2973
2974         PR tree-optimization/18663
2975         * tree-ssa-dom.c (extract_range_from_cond): Return 0
2976         if the type has variable bounds.
2977
2978 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
2979
2980         * gcse.c: Remove an obsolete comment.
2981
2982         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
2983
2984 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
2985
2986         * doc/extend.texi (Function Attributes) <Attribute const>: The
2987         attribute "pure" is below this text, not above.
2988
2989 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2990
2991         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
2992         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
2993         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
2994
2995 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
2996
2997         PR 18785
2998         * langhooks.h (struct lang_hooks): Add to_target_charset.
2999         * langhooks.c (lhd_to_target_charset): New function.
3000         * langhooks-def.h: Declare lhd_to_target_charset.
3001         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
3002         (LANG_HOOKS_INITIALIZER): Update.
3003         * c-common.c (c_common_to_target_charset): New function.
3004         * c-common.h: Declare it.
3005         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
3006         c_common_to_target_charset.
3007
3008         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
3009         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
3010         Delete definitions.
3011         * system.h: Poison them.
3012         * doc/tm.texi: Don't discuss them.
3013         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
3014         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
3015         (pp_c_char): Do not attempt to generate letter escapes for
3016         newline, tab, etc.
3017         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
3018         * config/mips/mips.c (mips_output_ascii): Likewise.
3019
3020 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
3021
3022         PR tree-optimization/19951
3023         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
3024         is abnormal.
3025
3026 2005-02-19  Steven Bosscher  <stevenb@suse.de>
3027
3028         PR middle-end/19698
3029         * function.h (struct function): New field `max_loop_depth'.
3030         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
3031         (flow_loops_find): Reset the max loop depth count before finding loops.
3032         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
3033         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
3034         (calculate_global_regs_live): Make sure the loop will terminate
3035         when the initial sets are not empty.
3036
3037 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
3038
3039         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
3040         object inside.
3041         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
3042
3043 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
3044
3045         PR other/19525
3046         * doc/invoke.texi: Remove documentation of %M spec.
3047         * gcc.c: Likewise.
3048         (init_spec): Remove %M suffix from -lgcc_s.
3049         (do_spec_1): Remove 'M' case.
3050         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
3051         to put shared libraries in the multilib directory.  Remove the
3052         shlib_so_soname substitution variable.  Don't add a multilib encoding
3053         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
3054         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
3055         SHLIB_INSTALL as well as SHLIB_LINK.
3056         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
3057         (SHLIB_NAME): Delete.
3058         (SHLIB_DIR): New macro.
3059         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
3060         (SHLIB_INSTALL): Adjust accordingly.
3061         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
3062         * config/t-slibgcc-sld: Likewise.
3063         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
3064         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
3065         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
3066         in $(SHLIB_DIR).
3067         (SHLIBUNWIND_INSTALL): Adjust accordingly.
3068         * config/i386/t-nwld (SHLIB_SONAME): Delete.
3069         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
3070         Use @shlib_base_name@ instead of @shlib_so_name@.
3071         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
3072         and @shlib_base_name@.so in @multilib_dir@.
3073         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
3074         to the install path.
3075         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
3076         (SHLIB_LINK): Remove previous workaround.
3077         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
3078         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
3079         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
3080         the install path.
3081         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
3082         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
3083         (SHLIB_INSTALL): Adjust accordingly.
3084         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
3085         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
3086         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
3087         config/t-slibgcc-elf-ver.
3088
3089 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
3090             Jakub Jelinek  <jakub@redhat.com>
3091
3092         PR tree-optimization/19828
3093         * tree-ssa-loop-im.c: Add a TODO comment.
3094         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
3095         without side-effects.
3096
3097 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
3098
3099         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
3100         call fold_convert.
3101
3102 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
3103
3104         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
3105         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
3106         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
3107         functions.
3108         (ia64_reorg): Delete fixup_errata call.
3109         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
3110         (TARGET_SWITCHES): Delete -mb-step entry.
3111
3112 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
3113
3114         PR c/20043
3115         * c-typeck.c (composite_type): Handle quals in transparent unions.
3116         (type_lists_compatible_p): Likewise.
3117
3118 2005-02-18  Stan Shebs  <shebs@apple.com>
3119
3120         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
3121         expressions in the .literal8 section.
3122
3123 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
3124
3125         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
3126
3127 2005-02-18  Roger Sayle  <roger@eyesopen.com>
3128
3129         * fold-const.c (constant_boolean_node): Always create values of the
3130         specified type, don't bother calling truthvalue_conversion.
3131
3132 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
3133
3134         * except.c (output_function_exception_table): Call
3135         assemble_external_libcall (eh_personality_libfunc).
3136
3137 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
3138
3139         PR target/19886
3140         * config/ia64/ia64.h (struct machine_function): Add state_num.
3141         * config/ia64/ia64.c (process_epilogue,
3142         process_for_unwind_directive): Use new unwind state numbers each
3143         time rather than state 1.
3144
3145 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
3146
3147         PR target/20054
3148         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
3149         before the "*llgt_didi" pattern.
3150
3151 2005-02-18  Jason Merrill  <jason@redhat.com>
3152
3153         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
3154
3155 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
3156
3157         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
3158         (div0): Use it in place of ARM_FUNC_ALIAS.
3159         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
3160
3161 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
3162
3163         PR middle-end/20030
3164         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
3165         access, the lower bound of the array type if it exists.
3166
3167 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
3168
3169         PR c++/20008
3170         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
3171         cases that are out-of-range for the index type.
3172
3173 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
3174
3175         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
3176         (estimate_case_costs): Don't call convert.
3177         * expmed.c (expand_shift): Likewise.
3178         (make_tree): Call fold_convert instead of convert.
3179
3180 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
3181
3182         PR c++/19813
3183         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
3184         that ref to be marked MEM_READONLY_P doesn't have base that needs
3185         constructing.
3186
3187 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
3188
3189         * genautomata.c (output_get_cpu_unit_code_func,
3190         output_cpu_unit_reservation_p): Don't generate old-style function
3191         definitions.
3192
3193 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
3194
3195         PR c++/20023
3196         PR tree-optimization/20009
3197         * convert.c (convert_to_integer): Revert 2005-02-16 change.
3198
3199         PR tree-optimization/18947
3200         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
3201         inline, remove all nodes that are inlined into the extern inline
3202         being redefined.
3203
3204 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
3205
3206         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
3207         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
3208         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
3209         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
3210         Update copyright.
3211
3212 2005-02-17  Roger Sayle  <roger@eyesopen.com>
3213
3214         PR tree-optimization/19917
3215         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
3216         to be potentially trapping.
3217
3218 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
3219
3220         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
3221
3222 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
3223
3224         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
3225         tem becomes a local variable which is set to the value of the
3226         back end defined INITIAL_FRAME_ADDRESS macro.
3227         (expand_builtin_frame_address): Omit the base parameter to
3228         expand_builtin_return_addr.
3229         (expand_builtin_profile_func): Likewise.
3230         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
3231         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
3232         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
3233
3234 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
3235
3236         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
3237         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
3238         * config/frv/frv.c (frv_function_epilogue): Likewise.
3239
3240 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
3241
3242         * lambda-code (perfect_nestify): Remove mark/unmark
3243         for rewriting hack.
3244         * tree-loop-linear.c (linear_transform_loops): Add
3245         rewrite_into_ssa call so that ssa is correct for
3246         rewriting into loop closed.
3247
3248 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
3249
3250         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
3251         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
3252         BITMAP_FREE.
3253         * bt-load.c (btr_def_live_range, combine_btr_defs,
3254         migrate_btr_def, migrate_btr_defs): Likewise.
3255         * cfgcleanup.c (thread_jump): Likewise.
3256         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
3257         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
3258         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
3259         df_rd_local_compute, df_reg_info_compute): Likewise.
3260         * dominance.c (init_dom_info, free_dom_info): Likewise.
3261         * flow.c (init_propagate_block_info,
3262         free_propagate_block_info): Likewise.
3263         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
3264         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
3265         modify_reg_pav): Likewise.
3266         * loop-invariant.c (find_defs, find_invariant_insn,
3267         find_invariants, free_inv_motion_data): Likewise.
3268         * predict.c (tree_predict_by_opcode,
3269         estimate_bb_frequencies): Likewise.
3270         * stmt.c (expand_case): Likewise.
3271         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
3272         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
3273         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
3274         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
3275         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
3276         rewrite_ssa_into_ssa): Likewise.
3277         * tree-optimize.c (tree_rest_of_compilation): Likewise.
3278         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
3279         analyze_edges_for_bb, perform_edge_inserts): Likewise.
3280         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
3281         * tree-sra.c (tree_sra): Likewise.
3282         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
3283         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
3284         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
3285         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
3286         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
3287         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
3288         Likewise.
3289         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
3290         calculate_live_on_entry, calculate_live_on_exit,
3291         build_tree_conflict_graph): Likewise.
3292         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
3293         record_important_candidates, set_use_iv_cost, find_depends,
3294         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
3295         tree_ssa_iv_optimize_finalize): Likewise.
3296         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
3297         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
3298         tree_duplicate_loop_to_header_edge): Likewise.
3299         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
3300         * tree-ssa.c (verify_flow_insensitive_alias_info,
3301         verify_name_tags, verify_ssa, init_tree_ssa,
3302         delete_tree_ssa): Likewise.
3303         * tree-ssanames.c (marked_ssa_names, init_ssanames,
3304         fini_ssanames): Likewise.
3305         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
3306
3307 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
3308
3309         * config/rs6000/t-rtems: Completely reworked.
3310
3311 2005-02-17  Ira Rosen  <irar@il.ibm.com>
3312
3313         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
3314
3315 2005-02-17  Ira Rosen  <irar@il.ibm.com>
3316
3317         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
3318         POINTER_TYPE_P when checking that type is a pointer.
3319         (vect_get_memtag): Remove.
3320         (vect_address_analysis): Use POINTER_TYPE_P. Call
3321         vect_object_analysis with dummy parameter for memtag.
3322         (vect_object_analysis): Extract memtag (functionality that
3323         used to be in vect_get_memtag and moved here). Fix printings.
3324         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
3325         with correct parameters. Remove call to vect_get_memtag.
3326
3327 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
3328
3329         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
3330         (tree-vectorizer.o): Added missing dependencies.
3331
3332         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
3333         decleration.
3334         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
3335         declaration in tree-vectorizer.c, now has an extern declaration in
3336         tree-vectorizer.h).
3337         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3338         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3339         get_vectype_for_scalar_type, vect_is_simple_use,
3340         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3341         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
3342         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
3343         vectorizable_store, vectorizable_operation, vectorizable_assignment,
3344         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
3345         find_loop_location): Likewise.
3346
3347         * tree-vectorizer.c (langhooks.h): #include removed.
3348         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
3349         moved to tree-vectorized.h.
3350         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
3351         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
3352         get_vectype_for_scalar_type, vect_is_simple_use,
3353         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
3354         vect_supportable_dr_alignment, new_loop_vec_info,
3355         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
3356         vect_set_verbosity_level, find_loop_location): Likewise.
3357
3358         (vect_analyze_loop): Function externalized. Declaration moved to
3359         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
3360         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
3361         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
3362         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
3363         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
3364         vect_enhance_data_refs_alignment, vect_analyze_operations,
3365         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
3366         vect_stmt_relevant_p, vect_get_loop_niters,
3367         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
3368         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
3369         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
3370         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
3371         vect_get_memtag): Likewise.
3372
3373         (vectorizable_load): Function externalized. Declaration moved to
3374         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
3375         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
3376         vect_transform_loop): Likewise.
3377         (vect_transform_stmt): Moved to tree-vect-transform.c.
3378         (vect_align_data_ref, vect_create_destination_var,
3379         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
3380         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
3381         vect_get_vec_def_for_operand, vect_init_vector,
3382         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
3383         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
3384         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
3385         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
3386         vect_do_peeling_for_loop_bound): Likewise.
3387
3388         * tree-vect-analyze.c: New file.
3389         * tree-vect-transform.c: New file.
3390
3391 2005-02-17  Jason Merrill  <jason@redhat.com>
3392
3393         PR mudflap/19319, c++/19317
3394         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
3395         slot explicit.
3396
3397 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
3398
3399         * doc/install.texi (Specific): Update link for Darwin-specific
3400         tool binary site.
3401
3402 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
3403
3404         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
3405         constant_boolean_node.
3406
3407 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
3408
3409         PR target/19019
3410         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
3411         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
3412
3413 2005-02-16  Richard Henderson  <rth@redhat.com>
3414
3415         PR 19920
3416         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
3417         with W_TYPE_SIZE.
3418         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
3419         replace uses with Wtype_MAXp1_F.
3420         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
3421         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
3422         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
3423         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
3424         and HAVE_TFMODE as appropriate.
3425         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
3426         (__floatdisf): Likewise.
3427         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
3428         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
3429         (Wtype_MAXp1_F): New.
3430         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,