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1 2005-08-13  Ulrich Weigand  <uweigand@de.ibm.com>
2
3         * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
4         (s390_register_info): Ignore clobbered_regs information for fixed
5         registers, and only fixed registers.
6         (s390_init_frame_layout): Remove redundant call.
7
8 2005-08-12  Gerald Pfeifer  <gerald@pfeifer.com>
9
10         * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to 
11         description of -Wold-style-casts.
12
13 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
14             Jakub Jelinek  <jakub@redhat.com>
15
16         * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
17         * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
18         * config/s390/s390.c (print_operand): New output modifier 'G' added.
19         (get_thread_pointer): Renamed to s390_get_thread_pointer.
20         * config/s390/s390.md (stack_protect_set, stack_protect_test): If
21         TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
22         (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
23         (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
24         ("stack_protect_set", "stack_protect_test"): New expanders.
25         ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
26         "stack_protect_testdi"): New insn definitions.
27
28 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
29
30         * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
31
32 2005-08-12  Paul Brook  <paul@codesourcery.com>
33
34         * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
35
36 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
37
38         * config/s390/predicates.md (setmem_operand): New predicate.
39         (shift_count_operand): Accept ANDs with special constants as
40         operand.
41         * config/s390/s390.c (print_shift_count_operand): Skip ANDs
42         with special constants.
43         * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
44         shift_count_operand with setmem_operand.
45
46 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
47
48         * config/s390/s390.c (s390_extract_part, s390_single_part):
49         Type cast added.
50         (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
51         (s390_output_mi_thunk): Don't use lg on 31 bit.
52         * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
53         ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
54
55 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
56
57         * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
58         (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
59         s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
60         s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
61         with one of the new macros.
62
63 2005-08-12  Andreas Krebbel  <krebbel1@de.ibm.com>
64
65         * config/s390/s390.c (s390_split_branches, s390_init_frame_layout): 
66         Don't set save_return_addr_p.
67         (s390_register_info): Make clobbered_regs not depending on
68         save_return_addr_p.
69
70 2005-08-12  Kaz Kojima  <kkojima@gcc.gnu.org>
71
72         * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
73         (LINK_COMMAND_SPEC): Add space after %(link_ssp).
74
75 2005-08-11  James E. Wilson  <wilson@specifix.com>
76
77         * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
78
79 2005-08-11  Jakub Jelinek  <jakub@redhat.com>
80
81         * dwarf2out.c (add_location_or_const_value_attribute): Prefer
82         locations gathered by var-tracking in single entry loc_list
83         over loc_descriptor_from_tree.
84
85         * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
86         pass it down to loc_descriptor.
87         (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
88         (containing_function_has_frame_base): Move earlier in the file.
89         (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
90         instead of always assuming fbreg can't be used.
91
92 2005-08-11  David Edelsohn  <edelsohn@gnu.org>
93
94         * config/rs6000/altivec.md: Change constraint "m" to "Z".
95         * config/rs6000/predicates.md (indexed_or_indirect_operand):
96         Accept address wrapped in AND for Altivec.
97         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
98         Strip AND wrapping offset address for Altivec.
99
100 2005-08-11  Richard Henderson  <rth@redhat.com>
101
102         PR middle-end/23312
103         * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
104         before using TYPE_IS_SIZETYPE.
105
106 2005-08-11  Richard Henderson  <rth@redhat.com>
107
108         PR target/22225
109         * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
110         insn types not present on ev4.
111         (alphaev5_insn_pipe): Similarly.
112
113 2005-08-11  Richard Earnshaw  <richard.earnshaw@arm.com>
114
115         PR target/23250
116         * arm.c (arm_override_options): If the user has selected callee-super-
117         interworking, then enable normal interworking.
118
119 2005-08-11  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>
120
121         * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
122         redefinition.
123
124 2005-08-11  Wu Zhou  <woodzltc@cn.ibm.com>
125
126         * doc/rtl.texi: Fix two typos.
127
128 2005-08-11  Richard Guenther  <rguenther@suse.de>
129
130         PR target/23289
131         * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
132         cases where we call to/from functions returning void.
133
134 2005-08-10  James A. Morrison  <phython@gcc.gnu.org>
135
136         PR c++/23225
137         * tree.c (build_pointer_type_for_mode): Robustify.
138
139 2005-08-10  James E Wilson  <wilson@specifix.com>
140
141         * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
142         (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
143
144         * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
145         "cum->".
146
147 2005-08-10  Eric Christopher  <echristo@apple.com>
148
149         * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
150         * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
151         V2DFmode.
152
153 2005-08-10  Andrew Pinski  <pinskia@physics.uc.edu>
154
155         PR target/21887
156         * config/darwin.c (machopic_indirect_data_reference): Use a new register
157         for the high part when generating dynamic-no-pic code.
158
159 2005-08-10  H.J. Lu  <hongjiu.lu@intel.com>
160
161         * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
162         (x86_64-*-linux*): Likewise.
163
164         * config/i386/crtfastmath.c: New file.
165         * config/i386/t-crtfm: Likewise.
166
167         * config/i386/linux.h (ENDFILE_SPEC): New.
168         * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
169
170         * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
171         crtfastmath.o.
172
173 2005-08-10  Dorit Nuzman  <dorit@il.ibm.com>
174
175         * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
176         (vec_shl, vec_shr): Document new operations.
177         * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
178
179 2005-08-10  David Edelsohn  <edelsohn@gnu.org>
180
181         * config/rs6000/predicates.md (indexed_or_indirect_address): New.
182         * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
183         change predicate to indexed_or_indirect_address.
184
185 2005-08-10  Richard Sandiford  <richard@codesourcery.com>
186
187         * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
188         * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
189         __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
190         and __aeabi_uwrite8.
191         * config/arm/unaligned-funcs.c: New file.
192         * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
193
194 2005-08-09  Paolo Bonzini  <bonzini@gnu.org>
195
196         * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
197         Add dump.
198         * cfglayout.c (pass_insn_locators_initialize): Add dump.
199         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
200         Add dump.
201         * except.c (pass_convert_to_eh_region_ranges): Add dump.
202         * final.c (pass_shorten_branches): Add dump.
203         * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
204         (pass_life): Rename dump.
205         (rest_of_handle_flow2): Remove initial verify_flow_info.
206         * function.c (pass_instantiate_virtual_regs): Add dump.
207         * integrate.c (pass_initial_value_sets): Add dump.
208         * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
209         * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
210         (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
211         pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
212         (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
213         gate_rtl_unrool_and_peel_loops): New.
214         (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
215         rtl_doloop): Do not look at flags.
216         * mode-switching.c (pass_mode_switching): Add dump.
217         * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
218         pass_split_before_regstack): Add dump.
219         * regmove.c (pass_stack_adjustments): Add dump.
220         * tree-optimize.c (pass_fixup_cfg): Add dump.
221
222 2005-08-10  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
223
224         PR 23309
225         * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
226         deciding which instruction sequence to use.
227
228 2005-08-09  Dorit Nuzman  <dorit@il.ibm.com>
229
230         * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
231         BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
232
233 2005-08-09  Richard Guenther  <rguenther@suse.de>
234
235         * c-common.c (builtin_function_2): Remove.
236         (def_builtin_1): New function.
237         (c_common_nodes_and_builtins): Use def_builtin_1 to
238         build builtin functions.
239
240 2005-08-09  Jie Zhang  <jie.zhang@analog.com>
241
242         * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
243         * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
244         * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
245         Visual DSP.
246
247 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
248
249         * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
250         fold_binary instead of fold_build2 since we don't care about the
251         resulting tree.
252         (loop_niter_by_eval): Likewise.
253         (compare_trees): Likewise.
254         (proved_non_wrapping_p): Likewise.
255
256 2005-08-09  James A. Morrison  <phython@gcc.gnu.org>
257
258         PR c/23161
259         PR c/23165
260         * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
261         if the if is really empty.
262
263 2005-08-09  Steven Bosscher  <stevenb@suse.de>
264
265         PR tree-optimization/23234
266         * tree-ssa-math-opts.c (place_reciprocal): New enum.
267         (execute_cse_reciprocals_1): Replace the 'phi' argument with an
268         argument of the new enum.
269         (execute_cse_reciprocals): Add reciprocals for function arguments
270         on the unique successor edge of the entry block.  Update other calls
271         to execute_cse_reciprocals_1.
272
273 2005-08-08  Richard Henderson  <rth@redhat.com>
274
275         PR 22439
276         * gimplify.c (gimplify_one_sizepos): Preserve the original type.
277
278 2005-08-08  Bob Wilson  <bob.wilson@acm.org>
279
280         * expr.c (write_complex_part): Return after handling MEM.
281
282 2005-08-08  Josh Conner  <jconner@apple.com>
283
284         PR rtl-optimization/23241
285         * combine.c (simplify_comparison): Fix error in determining
286         whether to lift a subreg from comparison.
287
288 2005-08-08  David Edelsohn  <edelsohn@gnu.org>
289
290         PR target/18506
291         * config/rs6000/altivec.md (vec_init<mode>): New.
292         (vec_set<mode>): New.
293         (vec_extract<mode>): New.
294         * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
295         (rs6000_expand_vector_set): New.
296         (rs6000_expand_vector_extract): New.
297         (rs6000_legitimate_offset_address_p): Offset addresses are valid
298         for Altivec modes before reload.
299         (altivec_expand_vec_init_builtin): New.
300         (get_element_number): New.
301         (altivec_expand_vec_set_builtin): New.
302         (altivec_expand_vec_ext_builtin): New.
303         (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
304         builtins.
305         (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
306         builtins.
307         * config/rs6000/rs6000.h (rs6000_builtins): Add
308         ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
309         ALTIVEC_BUILTIN_VEC_EXT_<mode>.
310         * config/rs6000/rs6000-protos.h: Declare new functions.
311
312 2005-08-08  Jan Hubicka  <jh@suse.cz>
313
314         * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
315         (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
316         * i386.md (movdi*): Use pic_32bit_operand.
317         * predicates.md (pic_32bit_operand): New.
318
319 2005-08-08  Nathan Sidwell  <nathan@codesourcery.com>
320
321         PR c++/21166
322         * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
323
324 2005-08-07  James A. Morrison  <phython@gcc.gnu.org>
325
326         * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
327         (test_for_singularity): Use fold_build2.
328
329 2005-08-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
330
331         * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
332
333 2005-08-07  Danny Smith  <dannysmith@users.sourceforge.net>
334
335         * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
336         (COMMON_ASM_OP) Define.
337         * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
338         (ix86_encode_section_info): Likewise.
339         (TARGET_ENCODE_SECTION_INFO): Conditionally define as
340         SUBTARGET_ENCODE_SECTION_INFO.
341
342 2005-08-06  Richard Henderson  <rth@redhat.com>
343
344         PR 21894
345         * tree-nested.c (convert_local_reference): Save and restore val_only
346         around component_ref and friends.  Clear walk_subtrees by default.
347
348 2005-08-06  Peter O'Gorman  <peter@pogma.com>
349
350         PR 21366
351         * gcc.c (process_command): Check the argument to -b has a dash.
352         * doc/invoke.texi: Update -b and -V docs.
353
354 2005-08-06  James E Wilson  <wilson@specifix.com>
355
356         * config/mips/cross64.h, config/mips/t-cross64: Delete.
357
358 2005-08-06  Michael Matz  <matz@suse.de>
359
360         * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
361         member only if only one insn is associated with the value.
362
363 2005-08-06  Nick Clifton  <nickc@redhat.com>
364
365         * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
366         New define.
367         (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
368         * config/stormy16/stormy16.c (xstormy16_below100_symbol):
369         Check symbol flags instead of symbol name mangling.
370         (xstormy16_asm_output_aligned_common): Likewise.  Also
371         simplify code since the bss100_section cass is the only case
372         where the below100 code will be triggered.
373         (xstormy16_encode_section_info): Encode below100 attribute
374         using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
375         the name.
376         (xstormy16_strip_name_encoding): Delete - this function is no
377         longer needed.
378         (TARGET_STRIP_NAME_ENCODING): Undefine.
379         * config/stormy16/stormy16-protos.h: Delete prototype for
380         xstormy16_strip_name_encoding.
381
382 2005-08-06  Kazu Hirata  <kazu@codesourcery.com>
383
384         * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
385         config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
386         tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
387         config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
388         config/alpha/predicates.md, config/arc/arc.h,
389         config/arm/arm.h, config/arm/ieee754-df.S,
390         config/arm/ieee754-sf.S, config/bfin/bfin.c,
391         config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
392         config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
393         config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
394         config/m68hc11/m68hc11.h, config/mips/mips.c,
395         config/mips/mips.h, config/mips/openbsd.h,
396         config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
397         config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
398         config/rs6000/rs6000.c, config/rs6000/rs6000.h,
399         config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
400         config/sparc/linux.h, config/sparc/linux64.h,
401         config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
402         doc/extend.texi, doc/gcov.texi, doc/install.texi,
403         doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
404         typos.  Follow spelling conventions.
405
406 2005-08-06  Joseph S. Myers  <joseph@codesourcery.com>
407
408         PR c/23113
409         * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
410         Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
411         specially.  Check for side effects only for COND_EXPR.
412         * c-typeck.c (c_finish_stmt_expr): Mark statement expression
413         return with TREE_NO_WARNING.
414
415 2005-08-06  Richard Sandiford  <richard@codesourcery.com>
416
417         PR rtl-optimization/23233
418         * loop.c (combine_movables): Require the modes to be the same.
419         (move_movables): Remove handling of cases where the replacement
420         had a different mode to the original.
421
422 2005-08-05  James A. Morrison  <phython@gcc.gnu.org>
423
424         PR tree-optimization/23128
425         * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
426         subtraction wrap, and set TREE_OVERFLOW if they do.
427
428 2005-08-05  Richard Henderson  <rth@redhat.com>
429
430         PR 21728
431         * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
432         FORCED_LABEL labels.
433
434 2005-08-05  J"orn Rennecke <joern.rennecke@st.com>
435
436         PR middle-end/23135
437         * reload.c (find_reloads_subreg_address): Pass down TYPE
438         unchanged.  Change all callers except find_reloads_toplev.
439
440 2005-08-05  Michael Matz  <matz@suse.de>
441
442         * genattrtab.c (current_alternative_string): Remove.
443         (SIMPLIFY_ALTERNATIVE): Ditto.
444         (attr_alt_bit_p): Ditto.
445         (alternative_name): Make const char *.
446         (evaluate_eq_attr): Remove use of above things.
447         (simplify_test_exp): Ditto.
448         (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
449         (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
450
451 2005-08-04  James E Wilson  <wilson@specifix.com>
452
453         * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
454         config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
455         config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
456         config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
457         (LINK_SPEC): Delete useless %{Wl,*:%*} item.
458
459 2005-08-04  Richard Henderson  <rth@redhat.com>
460
461         PR 21529
462         * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
463         * params.h (SRA_MAX_STRUCTURE_COUNT): New.
464         * tree-sra.c (decide_block_copy): Use it.  Disable element copy
465         if we'd have to instantiate too many members.
466
467 2005-08-04  Richard Henderson  <rth@redhat.com>
468
469         PR 21291
470         * tree-outof-ssa.c (coalesce_asm_operands): New.
471         (coalesce_ssa_name): Use it.  Split out ...
472         (coalesce_phi_operands, coalesce_result_decls): ... these.
473
474 2005-08-04  Paul Brook  <paul@codesourcery.com>
475
476         * read-rtl.c (read_quoted_string): Break if EOF.
477
478 2005-08-04  Andrew Pinski  <pinskia@physics.uc.edu>
479
480         * tree.h (fold_build1): Change to macro and call fold_build1_stat.
481         (fold_build2): Likewise.
482         (fold_build3): Likewise.
483         (fold_build1_stat): New function prototype.
484         (fold_build2_stat): Likewise.
485         (fold_build3_stat): Likewise.
486         * fold-const.c (fold_build1): Rename to ..
487         (fold_build1_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
488         through to build1_stat.
489         (fold_build2): Rename to ..
490         (fold_build2_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
491         through to build2_stat.
492         (fold_build3): Rename to ..
493         (fold_build3_stat): this.  Add MEM_STAT_DECL.  Pass the mem stats
494         through to build3_stat.
495
496 2005-08-04  David Edelsohn  <edelsohn@gnu.org>
497             Ian Lance Taylor  <ian@airs.com>
498
499         * function.c (assign_stack_local_1): Do not correct stack slot
500         address if allocation size is smaller than mode size.
501
502 2005-08-04  Diego Novillo  <dnovillo@redhat.com>
503
504         PR 22037
505         * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
506         (tree_merge_blocks): Propagate anything allowed by
507         may_propagate_copy.
508         Clarify documentation.
509         * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
510         SSA form, schedule an update if necessary.
511
512 2005-08-04  Gerald Pfeifer  <gerald@pfeifer.com>
513
514         * doc/install.texi (Binaries): Remove broken link to
515         Sinix/Reliant Unix binaries.
516
517 2005-08-03  Richard Henderson  <rth@redhat.com>
518
519         PR 23221
520         * function.c (stack_protect_epilogue): Export.
521         * tree.h (stack_protect_epilogue): Declare.
522         * calls.c (expand_call): Call it.
523
524 2005-08-03  Eric Christopher  <echristo@apple.com>
525
526         * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
527         * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
528         spec.
529
530 2005-08-04  Jan Hubicka  <jh@suse.cz>
531
532         * profile.c (branch_prob): Split edges with goto locus on them
533         to get proper line counts.
534         * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
535
536 2005-08-03  Paul Brook  <paul@codesourcery.com>
537
538         * function.c (assign_parms): Round current_function_args_size
539         to PARM_BOUNDARY, not STACK_BOUNDARY.
540
541 2005-08-03  Geoffrey Keating  <geoffk@apple.com>
542
543         * config/i386/i386.c (x86_elf_aligned_common)
544         (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
545
546 2005-08-03  Zdenek Dvorak  <dvorakz@suse.cz>
547
548         PR tree-optimization/23157
549         * tree-scalar-evolution.c (scev_const_prop): Unshare trees
550         before emitting them.
551
552 2005-08-03  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
553
554         PR tree-optimization/19899
555         * Makefile.in (tree-scalar-evolution.o): Add real.h.
556         * tree-scalar-evolution.c: Include real.h.
557         (add_to_evolution): Build constant -1 of correct type.
558
559 2005-08-03  Jan Hubicka  <jh@suse.cz>
560
561         * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
562         * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
563         profile updating for complette unrolling.
564         * loop-unroll.c (peel_loop_completely): Use it.
565         * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
566         (tree_unroll_loops_completely): Disable code growing unrolling of cold
567         loops.
568
569 2005-08-03  Paul Brook  <paul@codesourcery.com>
570
571         * combine.c (can_change_dest_mode): New function.
572         (try_combine, simplify_set): Use it.
573
574 2005-08-03  Eric Botcazou  <ebotcazou@adacore.com>
575
576         * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
577         TFmode to BLKmode.
578
579 2005-08-03  Gerald Pfeifer  <gerald@pfeifer.com>
580
581         * doc/install.texi (Specific): Adjust link to openavr.org.
582         (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
583         (Binaries): Adjust HP-UX Porting Center link.
584         (Binaries): Adjust Free Software Foundation ordering link.
585
586 2005-08-03  Andrew Pinski  <pinskia@physics.uc.edu>
587
588         * convert.c (convert_to_integer): Use fold_build1 instead of
589         build1 when converting an integer to an integer.
590
591 2005-08-02  Richard Henderson  <rth@redhat.com>
592
593         * combine.c (combine_instructions): Don't use reg_equal/equiv
594         results if the mode doesn't match.
595
596 2005-08-02  Mark Mitchell  <mark@codesourcery.com>
597
598         * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
599         * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
600
601 2005-08-02  Richard Henderson  <rth@redhat.com>
602
603         PR 23196
604         * explow.c (memory_address): Remove special-case for
605         virtual_stack_vars_rtx and virtual_incoming_args_rtx.
606
607 2005-08-02  Diego Novillo  <dnovillo@redhat.com>
608
609         PR 23164
610         * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
611         number of calls to cleanup_tree_cfg_1.
612
613 2005-08-02  Martin Reinecke  <martin@mpa-garching.mpg.de>
614
615         * doc/invoke.texi: document file extensions .F90 and .F95
616
617 2005-08-02  Richard Guenther  <rguenther@suse.de>
618
619         * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
620         positive if its first argument is positive.
621
622 2005-08-02  Richard Guenther  <rguenther@suse.de>
623
624         PR tree-optimization/23177
625         * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
626         on TMR_TAG.
627
628 2005-08-02  James A. Morrison  <phython@gcc.gnu.org>
629
630         PR tree-optimization/23129
631         * tree-vrp.c (extract_range_from_binary_expr): Set value range to
632         varying for divisions with anti-ranges.
633
634 2005-08-02  Jan Hubicka  <jh@suse.cz>
635
636         * tree-ssa-dom.c (thread_across_edge): Remove updating here.
637         * tree-ssa-threadupdate.c (thread_block): Add it here.
638
639 2005-08-01  James E Wilson  <wilson@specifix.com>
640
641         * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
642         TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
643         * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
644         New.
645         * config/mips/predicates.md (const_call_insn_operand): Add check for
646         SYMBOL_REF_LONG_CALL_P.
647         * doc/extend.texi (long_call): Document the new attribute.
648
649 2005-08-01  Ian Lance Taylor  <ian@airs.com>
650             Richard Henderson  <rth@redhat.com>
651
652         * Makefile.in (RTL_BASE_H): Add real.h.
653         * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
654         instead of memcpy.
655         * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
656         directly.
657         * rtl.c (rtl_check_failed_code_mode): New.
658         * rtl.h (struct rtx_def): Add u.rv.
659         (XCMWINT, XCNMPRV): New.
660         (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
661         (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
662
663 2005-08-01  Richard Henderson  <rth@redhat.com>
664
665         * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
666         with auto-inc codes.
667
668         * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
669
670 2005-08-01  Jan Hubicka  <jh@suse.cz>
671
672         * i386-protos.h (asm_preferred_eh_data_format): Declare.
673         * i386.c: Include dwarf2.h
674         (asm_preferred_eh_data_format): New.
675         * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
676
677 2005-08-01  Ian Lance Taylor  <ian@airs.com>
678
679         * config/host-linux.c (linux_gt_pch_get_address): Add new name
680         randomize_va_space for virtual address randomization control.
681
682 2005-08-01  Steven Bosscher  <stevenb@suse.de>
683
684         * common.opt (flag_ipa_cp): Put in right place to maintain
685         alphabetic sort.
686
687 2005-08-01  Jan Hubicka  <jh@suse.cz>
688
689         * profile.c (compute_value_histograms): Fix thinko.
690         * value-prof.c: Include toplev.h
691         (check_counter): New function.
692         (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
693         tree_mod_subtract_transform): Add sanity check.
694
695 2005-08-01  Richard Guenther  <rguenther@suse.de>
696
697         PR tree-optimization/23133
698         * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
699         current functions parameter decls to find defs to cse
700         reciprocals of.
701
702 2005-08-01  Richard Guenther  <rguenther@suse.de>
703
704         PR tree-optimization/23109
705         * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
706         If trapping math is in effect, use post-dominator information
707         to check if we'd in any case reach a trapping point before
708         doing the reciprocal insertion.
709         (execute_cse_reciprocals): Compute post-dominators, if necessary.
710         * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
711         expressions are invariant only if trapping math is not in effect.
712
713 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
714
715         * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
716         cgraph_function_versioning): New declarations.
717         * cgraphunit.c: Add include to ipa-prop.h.
718         (update_call_expr, cgraph_copy_node_for_versioning,
719         cgraph_function_versioning): New functions.
720         * integrate.c (copy_decl_for_inlining): Remove.
721         * ipa-prop.h (ipa_replace_map): New struct.
722         (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
723         * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
724         ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
725         ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
726         ipcp_iterate_stage, ipcp_method_scale_print,
727         ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
728         ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
729         ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
730         ipcp_update_bb_counts, ipcp_update_profiling,
731         ipcp_update_edges_counts): New functions.
732         (ipcp_method_cval_init): Remove restriction regarding local methods.
733         (ipcp_init_stage): Add ipcp_method_compute_scale.
734         (ipcp_insert_stage): Add versioning.
735         (ipcp_structures_print): Add ipcp_method_scale_print.
736         (ipcp_driver): Dump profiling info.
737         * Makefile.in: Remove integrate.h dependency from tree-inline.o.
738         Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
739         * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
740         (struct inline_data): Add versioning_p, ipa_info, new fields.
741         (remap_decl, mark_local_for_remap_r, setup_one_parameter,
742         declare_return_variable): Replace calls to copy_decl_for_inlining with
743         copy_decl_for_dup.
744         (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
745         versioning support.
746         (copy_decl_for_dup): Rename from copy_decl_for_inlining.
747         Add argument VERSIONING.
748         (copy_arguments_for_versioning, copy_static_chain,
749         function_versionable_p, tree_versionable_function_p,
750         tree_function_versioning, replace_ref_tree): New functions.
751         * tree-inline.h: Include varray.h.
752         (tree_versionable_function_p,  tree_function_versioning,
753         tree copy_decl_for_dup): New declarations.
754
755 2005-08-01  Razya Ladelsky  <razya@il.ibm.com>
756
757         * ipa-cp.c: New file. Contains IPCP specific functionality.
758         * ipa-prop.h: New file. Contains structures/definitions that can be
759         used by several interprocedural data flow optimizations (and also IPCP).
760         * ipa-prop.c: New file.
761         * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
762         * common.opt: Add ipa-cp flag.
763         * timevar.def: Add IPCP optimization.
764         * tree-optimize.c (init_tree_optimization_passes): Schedule
765         pass_ipa_cp.
766         * tree-pass.h (pass_ipa_cp): Declare.
767
768 2005-08-01  Kazu Hirata  <kazu@codesourcery.com>
769
770         * dwarf2out.c, fold-const.c, ipa-type-escape.c,
771         loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
772         tree-sra.c, config/arm/arm.c, config/crx/crx.c,
773         config/i386/i386.c, config/mips/mips.h,
774         config/rs6000/rs6000.h, config/sh/sh.c,
775         config/stormy16/stormy16.c: Fix comment typos.
776
777 2005-08-01  Joseph S. Myers  <joseph@codesourcery.com>
778
779         PR c/22311
780         * c-typeck.c (build_binary_op): Use common_type wrapper on
781         shortened types.
782         (common_type): Update comment.
783
784 2005-07-31  Steven Bosscher  <stevenb@suse.de>
785
786         PR target/23095
787         * common.opt (flag_gcse_after_reload): Don't initialize to 2.
788         (flag_rerun_cse_after_loop): Initialize this to 2 instead.
789         * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
790
791 2005-07-31  Jan Hubicka  <jh@suse.cz>
792
793         * pretty-print.h (pp_widest_integer): New macro.
794         * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
795         counts.
796
797 2005-07-31  Jan Hubicka  <jh@suse.cz>
798
799         * output.h (enum section_category): Export from varasm.c
800         (categorize_decl_for_section): Likewise.
801         * varasm.c (enum section_category): Kill.
802         (categorize_decl_for_section): Make global.
803         * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
804         Declare.
805         * i386.c (ix86_section_threshold): New static variable.
806         (ix86_in_large_data_p, ix86_encode_section_info,
807         x86_64_elf_unique_section,
808         x86_64_elf_select_section): New functions.
809         (TARGET_ENCODE_SECTION_INFO): Define
810         (override_options): Enable medium model for PIC.
811         (ix86_expand_prologue): Expand gen_set_got_rex64.
812         (legitimate_constant_p): Handle new UNSPECs.
813         (legitimate_pic_address_disp_p): Likewise.
814         (legitimize_pic_address): Lower MEDIUM model addressing.
815         * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
816         (enum cmodel): Add MEDIUM_PIC.
817         (SYMBOL_REF_FAR_ADDR_P): New macro.
818         (SYMBOL_FLAG_FAR_ADDR): New flag.
819         * i386.md (movdi): Support medium model.
820         (set_got_rex64): New pattern.
821         * i386.opt (mlarge-data-threshold): New flag.
822         * predicates.md (zext_operand/sext_operand): Deal with medium model.
823         * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
824         (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
825         TARGET_ASM_UNIQUE_SECTION): New.
826
827         * invoke.texi (-mlarge_data_threshold): Document
828
829 2005-07-31  Jan Hubicka  <jh@suse.cz>
830
831         * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
832         (coalesce_vars): Likewise.
833         * tree-ssa-live.c (coalesce_cost): New.
834         (build_tree_conflict_graph): Use coalesce_cost.
835         * tree-ssa-live.h (coalesce_cost): Declare.
836
837 2005-07-30  Richard Earnshaw  <richard.earnshaw@arm.com>
838
839         * arm.md (all peepholes for post-increment operations): Delete.
840         (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
841         (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
842         (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
843         (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
844         (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
845
846 2005-07-30  James A. Morrison  <phython@gcc.gnu.org>
847
848         * fold-const.c (tree_expr_nonnegative_p): Always return true for
849         non-integral types.
850
851 2005-07-29  Wolfgang Bangerth <bangerth@dealii.org>
852
853         PR target/22582
854         * doc/invoke.texi: Document -rdynamic.
855
856 2005-07-30  Joseph S. Myers  <joseph@codesourcery.com>
857
858         PR c/23143
859         * c-parser.c (c_parser_parms_list_declarator): Call
860         mark_forward_parm_decls.
861         * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
862         decls with visibility structure.
863
864 2005-07-30  Paul Brook  <paul@codesourcery.com>
865
866         * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
867
868 2005-07-30  Paul Brook  <paul@codesourcery.com>
869
870         * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
871         prototype.
872         * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
873         value for mode.
874         * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
875
876 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
877
878         PR c/529
879         * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
880         nested function declarators.
881         (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
882         (grokparms): Call warn_if_shadowing for parameters used within the
883         parameter list.
884         (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
885         not used within the parameter list.
886         (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
887
888 2005-07-30  Jan Hubicka  <jh@suse.cz>
889
890         * expr.c (expand_expr_real_1): Do not load mem targets into register.
891         * i386.c (ix86_fixup_binary_operands): Likewise.
892         (ix86_expand_unary_operator): Likewise.
893         (ix86_expand_fp_absneg_operator): Likewise.
894         * optabs.c (expand_vec_cond_expr): Validate dest.
895
896 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
897
898         PR c/21720
899         * real.c (real_from_string): Also set last bit if there is a
900         nonzero hex digit beyond GCC's internal precision after ".".
901
902 2005-07-29  David Edelsohn  <edelsohn@gnu.org>
903
904         * config/rs6000/altivec.md: Convert UNSPEC numerical values to
905         define_constants.  Change duplicate values to unassigned numbers.
906         Change UNSPEC_SUBS to UNSPEC_VSUBS.
907         (*altivec_vspltsf): New.
908         (altivec_vperm_v4sf): Delete.
909         (altivec_vperm_<mode>): Use mode macro V.
910         (altivec_vsldoi_<mode>): Convert to mode macro pattern.
911         (altivec_predicate_v4sf): Delete.
912         (altivec_predicate_<mode>): Use mode macro V.
913         (*altivec_lvesfx): New.
914         (*altivec_stvesfx): New.
915         (vec_realign_load_v4sf): Delete.
916         (vec_realign_load_<mode>): Use mode macro V.
917         * config/rs6000/rs6000.c (generate_set_vrsave): Use
918         UNSPECV_SET_VRSAVE.
919
920 2005-07-29  Mark Mitchell  <mark@codesourcery.com>
921
922         PR bootstrap/23131
923         * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
924         string.
925         * configure: Regenerated.
926
927 2005-07-29  Paul Brook  <paul@codesourcery.com>
928
929         * doc/install.texi: Add link to GFortran binaries wiki page.
930
931 2005-07-29  David Ung  <davidu@mips.com>
932
933         * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
934         (mips_rtx_cost_data): Add costs for 5kc and 5kf.
935         * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
936         * config/mips/mips.md (cpu): Add 5kf name.
937         (includes): Includes 5k.md.
938         * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
939         * doc/invoke.texi (MIPS Options): Updated cpu name supported with
940         -march flag.
941
942 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
943
944         PR 22550
945         * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
946         (cleanup_tree_cfg): ... here.
947         Call cleanup_tree_cfg_1 until there are no more cleanups to
948         do.
949
950 2005-07-29  James A. Morrison  <phython@gcc.gnu.org>
951
952         * tree-vrp.c (compare_range_with_value): Return true or false
953         for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
954         EQ_EXPR respectively.
955
956 2005-07-29  Kazu Hirata  <kazu@codesourcery.com>
957
958         * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
959         Fix comment typos.
960
961 2005-07-29  Diego Novillo  <dnovillo@redhat.com>
962
963         * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
964         (tree_ssa_dominator_optimize): Increment it.
965         (dump_dominator_optimization_stats): Print it.
966
967 2005-07-29  Richard Earnshaw  <richard.earnshaw@arm.com>
968             Steven Bosscher  <stevenb@suse.de>
969
970         PR rtl-optimization/23117
971         * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
972         when head == tail.  Tidy comment.
973
974 2005-07-28  Richard Henderson  <rth@redhat.com>
975
976         * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
977         * cselib.c (rtx_equal_for_cselib_p): Likewise.
978         * jump.c (rtx_renumbered_equal_p): Likewise.
979         * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
980         CONST_INT and CONST_DOUBLE.
981         (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
982         * reload.c (operands_match_p): Special case CONST_INT and
983         CONST_DOUBLE; check mode earlier.
984
985 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
986
987         PR c/22240
988         * c-typeck.c (convert_for_assignment): Do not check
989         DECL_IN_SYSTEM_HEADER on NULL fundecl.
990
991 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
992
993         PR c/22192
994         * c-typeck.c (composite_type): Prefer constant size arrays to
995         VLAs.
996
997 2005-07-29  Joseph S. Myers  <joseph@codesourcery.com>
998
999         PR c/21720
1000         * real.c (real_from_string): Set last bit if there is a nonzero
1001         hex digit beyond GCC's internal precision.
1002
1003 2005-07-28  Richard Henderson  <rth@redhat.com>
1004
1005         PR rtl-opt/22619
1006         * cfgcleanup.c (try_forward_edges): Watch out for end of
1007         insn chain.
1008
1009 2005-07-28  James E Wilson  <wilson@specifixinc.com>
1010
1011         PR c/23106
1012         * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
1013
1014 2005-07-28  Jan Hubicka  <jh@suse.cz>
1015
1016         * Makefile.in (rtl-profile.o): Kill all traces of it.
1017         * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
1018         * coverage.h (rtl_coverage_counter_ref): Kill.
1019         * opts.c (flag_speculative_prefetching_set): Kill.
1020         (flag_loop_optimize_set): New.
1021         (common_handle_option): Disable loop optimizer when profiling;
1022         do not handle speculative prefetching.
1023         * passes.c (init_optimization_passes): Replace pass_profiling combo
1024         by branch_prob pass.
1025         * profile.c (compute_value_histograms): Update for simplified value
1026         profiles.
1027         (rtl_register_profile_hooks): Kill.
1028         (pass_profiling): Kill.
1029         (rest_of_handle_branch_prob): Do not profile.
1030         * toplev.c (process_options): Remove speculative prefetching.
1031         * toplev.h (flag_tree_based_profiling): Kill.
1032         * tree-profile.c (prepare_instrumented_value,
1033         tree_gen_interval_profiler, tree_gen_pow2_profiler,
1034         tree_gen_one_value_profiler, do_tree_profiling): Update for
1035         simplified datastructures.
1036         * value-prof.c: Add comment that speculative prefetching was dropped;
1037         update rest of file for simplified datastructures.
1038         (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
1039         rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
1040         find_mem_reference_1, find_mem_reference_2, find_mem_reference,
1041         rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
1042         rtl_mod_subtract, gen_speculative_prefetch,
1043         rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
1044         rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
1045         (gate_handle_value_profile_transformations,
1046         rest_of_handle_value_profile_transformations,
1047         pass_value_profile_transformations): Kill.
1048         * value-prof.h (histogram_value_t): Remove IL based unions.
1049         (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
1050         rtl_profile_hooks): Remove hooks.
1051
1052         * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
1053
1054         * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
1055         (cgraph_clone_node): Likewise.
1056         * cgraph.h (cgraph_clone_edge): Update prototype.
1057         (cgraph_clone_node): Likewise.
1058         * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
1059         cgraph_clone_node.
1060         (lookup_recursive_calls): Consider profile.
1061         (cgraph_decide_recursive_inlining): Fix updating; use new
1062         probability argument; use profile.
1063         * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
1064         * tree-inline.c (copy_bb): Update clal of clone_edge.
1065         * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
1066
1067         * invoke.texi (min-inline-recursive-probability): Document.
1068
1069 2005-07-28  Gerald Pfeifer  <gerald@pfeifer.com>
1070
1071         * doc/install.texi (Configuration): Update Valgrind homepage.
1072
1073 2005-07-28  Richard Henderson  <rth@redhat.com>
1074
1075         PR middle-end/21362
1076         * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
1077         labels we want to delete.
1078         (cfg_layout_merge_blocks): Likewise.
1079
1080 2005-07-28  Richard Henderson  <rth@redhat.com>
1081
1082         PR target/17692
1083         * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
1084         when expanding to nothing.
1085
1086 2005-07-28  Josh Conner  <jconner@apple.com>
1087
1088         * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
1089         (cgraph_decide_inlining_of_small_functions): Likewise.
1090
1091 2005-07-28  Josh Conner  <jconner@apple.com>
1092
1093         * ipa-inline.c (cgraph_edge_badness): Update comments.  Invert shift
1094         direction of badness if negative.
1095         (cgraph_default_inline_p): Add reason to parameters, and assign it
1096         a value.
1097         (cgraph_decide_inlining_of_small_functions): New parameter in call
1098         to cgraph_default_inline_p.
1099         (cgraph_decide_inlining_incrementally): Likewise.
1100         * cgraphunit.c (decide_is_function_needed): Likewise.
1101         * cgraph.h (cgraph_default_inline_p): Likewise.
1102
1103 2005-07-28  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1104
1105         * builtins.c: Fix comment typo(s).
1106         * genautomata.c: Likewise.
1107         * gimplify.c: Likewise.
1108         * tree-dfa.c: Likewise.
1109         * tree-flow-inline.h: Likewise.
1110         * tree-into-ssa.c: Likewise.
1111         * tree-ssa-alias.c: Likewise.
1112         * tree-ssa-ccp.c: Likewise.
1113         * tree-ssa-copy.c: Likewise.
1114         * tree-ssa-dce.c: Likewise.
1115         * tree-ssa-dom.c: Likewise.
1116         * tree-ssa-operands.c: Likewise.
1117         * tree-tailcall.c: Likewise.
1118         * tree-vectorizer.c: Likewise.
1119         * tree-vrp.c: Likewise.
1120         * tree.c: Likewise.
1121
1122 2005-07-28  Jeff Law  <law@redhat.com>
1123
1124         * tree-vrp.c (test_for_singularity): Extracted from  ...
1125         (simplify_cond_using_ranges): Attempt to simplify a relational
1126         test to NE_EXPR.  Dump information when a COND_EXPR is simplified.
1127
1128 2005-07-28  Dorit Nuzman  <dorit@il.ibm.com>
1129
1130         PR tree-optimization/22506
1131         * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
1132         phis whose argument is constant.
1133
1134 2005-07-28  J"orn Rennecke <joern.rennecke@st.com>
1135
1136         PR rtl-optimization/18992
1137         Back out this patch:
1138           2003-10-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1139           PR optimization/12142
1140           * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
1141           uses of the register in the SET_SRC.  Remove unnecessary argument.
1142
1143         Replace it with this:
1144         * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
1145         if flag_non_call_exceptions is set and the insn may trap, pass
1146         pc_rtx as dest for recursion.
1147         In SET_SRC part of SET case, if dest is already set, pass it down
1148         unchanged.
1149
1150 2005-07-28  Jan Hubicka  <jh@suse.cz>
1151
1152         * cfg.c (update_bb_profile_for_threading): Use RDIV.
1153         (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
1154         (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
1155         roundoff errors.
1156         * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
1157         profile when available.
1158
1159 2005-07-28  Jan Beulich <jbeulich@novell.com>
1160
1161         * config/ia64/ia64.c (ia64_load_pair_ok): New.
1162         (ia64_print_operand): Describe and handle 'X'.
1163         (ia64_register_move_cost): Also handle FP_REGS.
1164         (ia64_preferred_reload_class): Likewise.
1165         (ia64_secondary_reload_class): Likewise.
1166         (ia64_dependencies_evaluation_hook): New local variable c. Initialize
1167         it. Also check for ITANIUM_CLASS_FLDP.
1168         * config/ia64/ia64.h (FP_REGNO_P): New.
1169         (HARD_REGNO_MODE_OK): Remove explusion of TImode.
1170         (reg_class): Add FP_REGS.
1171         (REG_CLASS_NAMES): Adjust for it.
1172         (REG_CLASS_CONTENTS): Likewise.
1173         (REGNO_REG_CLASS): Use FP_REGS where appropriate.
1174         (REG_CLASS_FROM_LETTER): Handle 'x'.
1175         (CLASS_MAX_NREGS): Handle FP_REGS.
1176         (MEMORY_MOVE_COST): Likewise.
1177         * config/ia64/ia64.md (itanium_class): Add fldp.
1178         (type): Handle fldp.
1179         (movti_internal): More allowable operand combinations. Use ldfp8 when
1180         splitting unnecessary. Remove predicable attribute. Adjust
1181         itanium_class attribute.
1182         (smuldi3_highpart): Remove outdated comment.
1183         (mulditi3, umulditi3, rotlti3): New expanders.
1184         (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
1185         (absti2): Disabled new insn for future reference.
1186         Respective new splitters.
1187         * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
1188         * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
1189         * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
1190
1191 2005-07-25  James A. Morrison  <phython@gcc.gnu.org>
1192
1193         PR rtl-optimization/23047
1194         * simplify-rtx.c (simplify_const_relational_operation): Respect
1195         flag_wrapv for comparisons with ABS.
1196
1197 2005-07-27  James A. Morrison  <phython@gcc.gnu.org>
1198
1199         PR tree-optimization/22493
1200         * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
1201         VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
1202
1203 2005-07-27  Aldy Hernandez  <aldyh@redhat.com>
1204
1205         * config/frv/frv.opt (moptimize-membar): New.
1206
1207         * doc/invoke.texi: Document -moptimize-membar and its inverse.
1208
1209         * config/frv/frv.h: Remove machine_function definition.
1210
1211         * config/frv/frv.c (struct frv_io): New.
1212         (struct machine_function): Moved from frv.h.  Add has_membar_p.
1213         (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
1214         (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
1215         (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
1216         (frv_optimize_membar_global, frv_optimize_membar): New functions.
1217         (frv_reorg): Call frv_optimize_membar when appropriate.
1218         (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
1219         (frv_expand_builtin): Adjust calls accordingly.
1220         (frv_io_address_cookie): New function.
1221         (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
1222         load or store rather than a special insn.  Add ccnstant address and
1223         io-type operands to the membar.
1224         (frv_ifcvt_modify_tests): Unsign regno.
1225         (frv_ifcvt_modify_tests): Same.
1226
1227         * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}.  Change
1228         UNSPEC_OPTIONAL_MEMBAR constant.
1229         (builtin_read_<mode>): Delete.
1230         (builtin_write_<mode>): Delete.
1231         ("optional_membar_<mode>"): Add operand.
1232
1233         * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
1234         * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
1235         * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
1236         * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
1237         * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
1238         * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
1239         * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
1240         * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
1241         * testsuite/gcc.target/frv/all-read-write-1.c: New.
1242
1243 2005-07-28  Kaz Kojima  <kkojima@gcc.gnu.org>
1244
1245         * df.c (df_uses_record): Handle SCRATCH.
1246
1247 2005-07-28  Steven Bosscher  <stevenb@suse.de>
1248
1249         PR debug/20161
1250         * passes.c (rest_of_decl_compilation): If decl is a type and
1251         we have encountered errors, don't emit debug information.
1252
1253 2005-07-27  Kenneth Zadeck <zadeck@naturalbridge.com>
1254
1255         * params.def: Fixed comment.
1256
1257 2005-07-27  Bjoern Haase  <bjoern.m.haase@web.de>
1258
1259         PR target/19885
1260         * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
1261         (TARGET_ASM_UNALIGNED_HI_OP): Add.
1262         (TARGET_ASM_UNALIGNED_SI_OP): Add.
1263
1264 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1265
1266         PR c++/22003
1267         * varasm.c (assemble_start_function): Don't do anything that may
1268         require a CFG if the current function is a thunk.
1269
1270 2005-07-25  Geoffrey Keating  <geoffk@apple.com>
1271
1272         * doc/install.texi (Prerequisites): Mention that perl is needed
1273         to do export control in libstdc++ targetting Darwin.
1274
1275 2005-07-27  Steven Bosscher  <stevenb@suse.de>
1276
1277         PR rtl-optimization/17808
1278         * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
1279         (sched_insns_conditions_mutex_p): Split out from...
1280         (add_dependence): ...here.  But don't call it from here.
1281         (add_dependence_list): Check sched_insns_conditions_mutex_p
1282         before calling add_dependence.
1283         (add_dependence_list_and_free): Likewise.
1284         (fixup_sched_groups): Likewise.
1285         (sched_analyze_1): Likewise.
1286         (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
1287         (sched_analyze): Likewise.
1288         (sched_analyze_insn): Likewise.
1289         * sched-ebb.c (add_deps_for_risky_insns): Likewise.
1290         * sched-rgn.c (add_branch_dependences): Likewise.  Also, add
1291         dependencies on all COND_EXEC insns to jumps ending basic blocks
1292         when doing intrablock scheduling.
1293         * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
1294
1295 2005-07-27  Jeff Law  <law@redhat.com>
1296
1297         * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
1298         meeting a VR_ANTI_RANGE with a VR_RANGE.  When intersecting
1299         equivalency sets, correctly handle the case were vr0 has an
1300         equivalency set, but vr1 does not.
1301
1302 2005-07-27  Dorit Nuzman  <dorit@il.ibm.com>
1303
1304         PR tree-optimization/23073
1305         * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
1306         vect_print_dump_info before fprintf.
1307
1308 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1309
1310         PR tree-optimize/22348
1311         * tree-ssa-loop-niter.c (number_of_iterations_cond):
1312         Fold the partial computation.
1313
1314 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1315
1316         PR tree-optimization/22325
1317         * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
1318         Declare.
1319         * tree-scalar-evolution.c (scev_const_prop): Add generic final
1320         value replacement.
1321         * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
1322         (force_var_cost): ... this function.
1323         (compute_phi_arg_on_exit): Export.
1324
1325 2005-07-27  Zdenek Dvorak  <dvorakz@suse.cz>
1326
1327         PR tree-optimization/20773
1328         * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
1329         edge.
1330
1331 2005-07-27  Richard Guenther  <rguenther@suse.de>
1332
1333         * tree-ssa-structalias.c (push_fields_onto_fieldstack):
1334         Avoid pushing again if current struct contains only
1335         fields we decomposed.
1336
1337 2005-07-27  Jan Hubicka  <jh@suse.cz>
1338
1339         PR tree-optimization/22574
1340         * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
1341         not available.
1342
1343         * tree-tailcall.c (decrease_profile): New function.
1344         (eliminate_tail_call): Use it.
1345
1346         * cgraphunit.c (cgraph_function_and_variable_visibility): Set
1347         visibility flags correctly in whole program mode.
1348
1349 2005-07-26  Steve Ellcey  <sje@cup.hp.com>
1350
1351         PR rtl-optimization/22472
1352         * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
1353
1354 2005-07-26  Steven Bosscher  <stevenb@suse.de>
1355
1356         PR tree-optimization/22504
1357         * tree-complex.c (expand_complex_addition): Use 'code' instead
1358         of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
1359
1360 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1361
1362         * config.gcc (cpu_type): Add frv case.
1363         (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
1364         (supported_defaults): Add fr550 case.
1365
1366 2005-07-26  Diego Novillo  <dnovillo@redhat.com>
1367
1368         PR 22591
1369         * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
1370         whether a pointer of type T * may point to objects of type T *.
1371
1372 2005-07-26  DJ Delorie  <dj@redhat.com>
1373
1374         * configure: Regenerate.
1375
1376 2005-07-26  Dale Johannesen  <dalej@apple.com>
1377
1378         * postreload-gcse.c (alloc_mem):  Start CUID numbering at 1.
1379
1380 2005-07-26  Mark Mitchell  <mark@codesourcery.com>
1381
1382         * doc/install.texi (--with-build-sysroot): Fix grammatical error.
1383         Clarify use of "build" in name.
1384
1385 2005-07-26  Aldy Hernandez  <aldyh@redhat.com>
1386
1387         * doc/extend.texi (Raw read/write Functions): New section.
1388         * testsuite/gcc.target/frv/all-builtin-read8.c: New.
1389         * testsuite/gcc.target/frv/all-builtin-read16.c: New.
1390         * testsuite/gcc.target/frv/all-builtin-read32.c: New.
1391         * testsuite/gcc.target/frv/all-builtin-read64.c: New.
1392         * testsuite/gcc.target/frv/all-builtin-write8.c: New.
1393         * testsuite/gcc.target/frv/all-builtin-write16.c: New.
1394         * testsuite/gcc.target/frv/all-builtin-write32.c: New.
1395         * testsuite/gcc.target/frv/all-builtin-write64.c: New.
1396         * config/frv/frv.c: Add bdesc_loads global.
1397         Add bdesc_stores global.
1398         (frv_init_builtins): Add support for __builtin_{read/write}*.
1399         (frv_volatile_memref): New.
1400         (frv_expand_load_builtin): New.
1401         (frv_expand_store_builtin): New.
1402         * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
1403         FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
1404         FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
1405         FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
1406         * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
1407         UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
1408         (builtin_read_<mode>): New.
1409         (builtin_write_<mode>): New.
1410         (builtin_write64): New.
1411         (optional_membar_<mode>): New.
1412
1413 2005-07-26  J"orn Rennecke <joern.rennecke@st.com>
1414
1415         * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
1416         (rather than units) against HOST_BITS_PER_WIDE_INT.
1417
1418 2005-07-26  Kazu Hirata  <kazu@codesourcery.com>
1419
1420         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
1421         ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
1422         ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
1423         config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
1424         FSF address.
1425
1426         * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
1427         tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
1428         config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
1429         comment typos.
1430         * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
1431
1432 2005-07-26  Richard Guenther  <rguenther@suse.de>
1433
1434         PR tree-optimization/22486
1435         * fold-const.c (fold_unary): Fold away useless component
1436         references of the form (T *)&T.x, if the address
1437         doesn't change.
1438
1439 2005-07-25  James E Wilson  <wilson@specifixinc.com>
1440
1441         * dwarf2out.c (add_call_src_coords_attributes): New.
1442         (gen_inlined_subroutine_die): Call it.
1443         (maybe_emit_file, init_file_table): Add comments.
1444         (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
1445         maybe_emit_file.
1446         * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
1447         (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
1448         * tree.h (BLOCK_SOURCE_LOCATION): New.
1449         (struct tree_block): New field locus.
1450
1451 2005-07-26  Andreas Schwab  <schwab@suse.de>
1452
1453         PR rtl-optimization/23043
1454         * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
1455         when allocating a struct unoccr.
1456
1457 2005-07-25  Richard Henderson  <rth@redhat.com>
1458
1459         PR 22626
1460         * tree-complex.c (gate_no_optimization): True if errors.
1461         * Makefile.in (tree-complex.o): Update dependencies.
1462
1463 2005-07-25  Aldy Hernandez  <aldyh@redhat.com>
1464
1465         * config/frv/predicates.md (integer_register_operand): Use
1466         GPR_AP_OR_PSEUDO_P.
1467
1468 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
1469
1470         PR tree-opt/22484
1471         * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
1472         after fold.
1473         * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
1474
1475 2005-07-25  Andrew Pinski  <pinskia@physics.uc.edu>
1476
1477         * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
1478         types when flag_unsafe_math_optimizations is true.
1479
1480 2005-07-25  Mark Mitchell  <mark@codesourcery.com>
1481
1482         * gcc.c (option_map): Add --sysroot.
1483         (process_command): Handle --sysroot.
1484         (display_help): Document it.
1485         * doc/cppopts.tex (-isysroot): Document.
1486         * doc/invoke.texi (--sysroot): Document.
1487         * doc/install.texi (--with-build-sysroot): Document.
1488
1489         * Makefile.in (inhibit_libc): New variable.
1490         (INHIBIT_LIBC_CFLAGS): Likewise.
1491         (LIBGCC2_CFLAGS): Include
1492         $(INHIBIT_LIBC_CFLAGS).
1493         (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
1494         ($(T)crtbegin.o): Do not use @inhibit_libc@.
1495         ($(T)crtend.o): Likewise.
1496         ($(T)crtbeginS.o): Do not use @inhibit_libc@.
1497         ($(T)crtendS.o): Likewise.
1498         ($(T)crtbeginT.o): Do not use @inhibit_libc@.
1499         ($(T)crtendT.o): Likewise.
1500         (stmp-fixinc): Do not complain about missing headers if
1501         inhibit_libc.
1502         * configure.ac (inhibit_libc): Set it to true/false.
1503         (--with-build-sysroot): New option.  Use it to set
1504         SYSTEM_HEADER_DIR.
1505         * configure: Regenerated.
1506
1507 2005-07-25  Manfred Hollstein  <mh@suse.com>
1508
1509         * calls.c (store_one_arg): Fix unsigned comparison warning.
1510
1511 2005-07-25  Serge Belyshev  <belyshev@depni.sinp.msu.ru>
1512
1513         PR other/22337
1514         * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
1515         (ggc_print_statistics): Initialize variable before use.
1516
1517 2005-07-25  Richard Guenther  <rguenther@suse.de>
1518
1519         * tree-dfa.c (mark_new_vars_to_rename): Protect against
1520         calling with a PHI_NODE argument.
1521
1522         * tree-flow-inline.h (overlap_subvar): Protect against
1523         possible overflow.
1524
1525 2005-07-25  Paolo Bonzini  <bonzini@gnu.org>
1526
1527         * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
1528         * configure: Regenerate.
1529
1530 2005-07-25  Ira Rosen  <irar@il.ibm.com>
1531
1532         * expr.c (highest_pow2_factor): Make extern.
1533         * tree-data-ref.c (ptr_decl_may_alias_p): New function.
1534         (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
1535         record_array_differ_p, array_ptr_differ_p): Likewise.
1536         (base_object_differ_p): Rename (from array_base_name_differ_p). Support
1537         additional cases. Call the above functions.
1538         (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
1539         base_object_differ_p when there are two base objects. Otherwise, compare
1540         base address and offset. Call may_alias_p.
1541         (dump_data_reference): Use a correct field name.
1542         (analyze_array): Make static. Initialize new data-ref fields.
1543         (analyze_indirect_ref): New function.
1544         (init_data_ref): Initialize new data-ref fields.
1545         (strip_conversion): Moved from tree-vect-analyze.c.
1546         (analyze_offset_expr, get_ptr_offset, address_analysis,
1547         object_analysis): Likewise.
1548         (analyze_offset): New function.
1549         (create_data_ref): Likewise.
1550         (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
1551         dimensions for ARRAY_REFs only.
1552         (build_classic_dist_vector): Make static.
1553         (access_functions_are_affine_or_constant_p): Call macro to get the
1554         address of access functions.
1555         (compute_all_dependences): Add new parameter
1556         compute_self_and_read_read_dependences. Compute self and read-read
1557         dependences if it is true.
1558         (find_data_references_in_loop): Call create_data_ref. Initialize new
1559         data-ref fields.
1560         (compute_data_dependences_for_loop): Add new parameter
1561         compute_self_and_read_read_dependences. Remove parameter nb_loops,
1562         compute nb_loops. Call compute_all_dependences,
1563         build_classic_dist_vector and build_classic_dir_vector with correct
1564         parameters.
1565         (analyze_all_data_dependences): Call compute_data_dependences_for_loop
1566         with correct parameters. Compare dimensions for ARRAY_REFs only.
1567         (free_data_refs): Call macro to free access functions.
1568         * tree-data-ref.h (struct first_location_in_loop): New structure. Move
1569         fields from stmt_vinfo.
1570         (struct base_object_info): New structure.
1571         (struct data_reference): Move fields to base_object_info. Add fields
1572         first_location and object_info for above structures. Move fields from
1573         stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
1574         aligned_to.  Add macros to access the new fields.
1575         Update functions declarations.
1576         * tree-flow.h (is_aliased_with): Declare.
1577         * tree-loop-linear.c (linear_transform_loops): Call
1578         compute_data_dependences_for_loop with correct parameters.
1579         * tree-ssa-alias.c (is_aliased_with): New function.
1580         * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
1581         (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
1582         (vect_analyze_data_ref_dependence): Get ddr. Remove call to
1583         vect_base_addr_differ_p, compute_subscript_distance and
1584         build_classic_dist_vector. Add printings. Check absolute value of
1585         distance.
1586         (vect_analyze_data_ref_dependences): Go through ddrs instead of
1587         data-refs.
1588         (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
1589         stmt. Check aligned_to. Check if the base is aligned. Remove conversion
1590         to bytes. Add printing.
1591         (vect_compute_data_refs_alignment): Go through loads and stores in one
1592         loop.
1593         (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
1594         vect_analyze_data_ref_access): Likewise.
1595         (vect_analyze_pointer_ref_access): Remove.
1596         (vect_address_analysis, vect_object_analysis): Likewise.
1597         (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
1598         and analyze data-refs in the loop.
1599         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
1600         fields of data-ref instead of stmt. Add init to the offset from the
1601         base.
1602         (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
1603         (vect_update_init_of_dr): Likewise.
1604         (vect_update_inits_of_drs): Go through loads and stores in one loop.
1605         * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
1606         removed fields.
1607         (new_loop_vec_info): Initialize new fields.
1608         (destroy_loop_vec_info): Free new fields.
1609         (vect_strip_conversion): Remove.
1610         * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
1611         (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
1612         datarefs. Add new field ddrs.
1613         Add macros for the new fields access.
1614         (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
1615         base_aligned_p, misalignment, memtag, ptr_info and subvars.
1616         Remove their macros.
1617         * tree.h (highest_pow2_factor): Declare.
1618
1619 2005-07-25  Jakub Jelinek  <jakub@redhat.com>
1620
1621         * calls.c (store_one_arg): Check for sibling call MEM arguments
1622         from already clobbered incoming argument area.
1623
1624 2005-07-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1625
1626         * c-common.c (check_missing_format_attribute): New.
1627         * c-common.h (check_missing_format_attribute): Likewise.
1628         * c-typeck.c (convert_for_assignment): Use it.
1629
1630 2005-07-24  Andreas Schwab  <schwab@suse.de>
1631
1632         * config/m68k/m68k.md ("extendqidi2"): When source is an address
1633         register use a word move.  Correct operand of ext.w in 68000 code.
1634
1635 2005-07-23  Mark Mitchell  <mark@codesourcery.com>
1636
1637         * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
1638         variables as declarations, rather than definitions.
1639
1640 2005-07-24  Ira Rosen  <irar@il.ibm.com>
1641
1642         PR tree-optimization/22526
1643         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
1644         of the zero node.
1645
1646 2005-07-24  Francois-Xavier Coudert  <coudert@clipper.ens.fr>
1647
1648         * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
1649         that C99 reserve for future use. Use it to define clog10,
1650         clog10f and clog10l.
1651
1652 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1653
1654         * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
1655         * configure.ac: Check for -Wmissing-format-attribute.
1656
1657         * configure: Regenerate.
1658
1659 2005-07-23  Richard Henderson  <rth@redhat.com>
1660
1661         PR tree-optimization/22623
1662         * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
1663
1664 2005-07-23  Giovanni Bajo  <giovannibajo@libero.it>
1665
1666         PR target/22577
1667         * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
1668
1669 2005-07-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
1670
1671         * Makefile.in (C_TREE_H): Update dependencies.
1672         * c-tree.h: Include toplev.h.
1673         * diagnostic.h (diagnostic_set_info): Add format attribute.
1674         * rtl-error.c (diagnostic_for_asm): Likewise.
1675
1676 2005-07-23  Chao-ying Fu  <fu@mips.com>
1677
1678         * config/mips/mips-dsp.md: New file.
1679         * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
1680         * config/mips/mips.c (mips_function_type): Add types for DSP builtin
1681         functions.
1682         (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
1683         MIPS_BUILTIN_BPOSGE32.
1684         (mips_expand_builtin_direct): Add one parameter to indicate that
1685         builtin functions need to return a value.
1686         (mips_expand_builtin_bposge): New for expanding "bposge" builtin
1687         functions.
1688         (mips_regno_to_class): Add classes for 12 new DSP registers.
1689         (mips_subword): Change to check four HI registers.
1690         (mips_output_move): Output move to and from 6 new DSP accumulators.
1691         (override_options): Make sure -mdsp and -mips16 are not used together.
1692         Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS.  Enable DSP accumulators
1693         for machine modes.
1694         (mips_conditional_register_usage): Disable 6 new DSP accumulators
1695         when !TARGET_DSP.
1696         (print_operand): Add 'q' for printing DSP accumulators.
1697         (mips_cannot_change_mode_class): Check ACC_REGS.
1698         (mips_secondary_reload_class): Check ACC_REGS.
1699         (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
1700         (mips_register_move_cost): Check ACC_REGS.
1701         (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
1702         (CODE_FOR_mips_subu_qb): New code-aliasing macros.
1703         (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
1704         (dsp_bdesc): New array.
1705         (bdesc_arrays): Add DSP builtin function table.
1706         (mips_prepare_builtin_arg): Check predicate again after
1707         copy_to_mode_reg.
1708         (mips_expand_builtin): Add one more parameter to
1709         mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
1710         MIPS_BUILTIN_BPOSGE32.
1711         (mips_init_builtins): Initialize new function types.
1712         (mips_expand_builtin_direct): Check if builtin functions need to
1713         return a value and pass operands properly.
1714         (mips_expand_builtin_bposge): New function.
1715         * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
1716         (ASM_SPEC): Map -mdsp to -mdsp in GAS.
1717         (FIRST_PSEUDO_REGISTER): Increase to 188.
1718         (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
1719         Update for 12 new DSP registers.
1720         (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
1721         (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
1722         (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
1723         (reg_class): Add DSP_ACC_REGS and ACC_REGS.
1724         (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
1725         (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
1726         (REG_ALLOC_ORDER): Update for 12 new DSP registers.
1727         (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
1728         (UIMM6_OPERAND, IMM10_OPERAND): New macros.
1729         (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
1730         (REGISTER_NAMES): Add names for 12 new DSP registers.
1731         * config/mips/mips.md: Include mips-dsp.md.
1732         (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
1733         (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
1734         (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
1735         (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
1736         (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
1737         (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
1738         (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
1739         (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
1740         (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
1741         (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
1742         (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
1743         (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
1744         (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
1745         (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
1746         (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
1747         (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
1748         (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
1749         (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
1750         (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
1751         (UNSPEC_RDDSP): New constants.
1752         (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
1753         (*movsi_internal): Change 'x' to 'a' for ACC_REGS.  Add an
1754         A<-d alternative.
1755         * config/mips/mips.opt (-mdsp): New option.
1756         * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
1757         (reg_imm10_operand): New predicates.
1758         * doc/extend.texi (MIPS DSP Built-in Functions): New section.
1759         * doc/invoke.texi (-mdsp): Document new option.
1760
1761 2005-07-22  DJ Delorie  <dj@redhat.com>
1762
1763         * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
1764         to warning calls.
1765         * tree-inline.c (inlinable_function_p): Likewise.
1766
1767 2005-07-22  Mark Mitchell  <mark@codesourcery.com>
1768
1769         PR debug/21828
1770         * toplev.c (check_global_declarations): Do not mark undefined
1771         variables as DECL_IGNORED_P.
1772         * varasm.c (first_global_object_name): GTY it.
1773         (weak_global_object_name): Likewise.
1774         (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
1775         a string to go into {weak,first}_global_object_name.
1776
1777 2005-07-22  DJ Delorie  <dj@redhat.com>
1778
1779         * c-format.c (check_function_format): Change warning control
1780         option from OPT_Wattribute to OPT_Wmissing_format_attribute.
1781
1782 2005-07-22  Diego Novillo  <dnovillo@redhat.com>
1783
1784         * tree-ssa-alias.c (count_ptr_derefs): Do not consider
1785         &PTR->FLD a dereference of PTR.
1786         * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
1787         a potential dereference of PTR.
1788
1789 2005-07-22  J"orn Rennecke <joern.rennecke@st.com>
1790
1791         PR rtl-optimization/20370
1792         * ifcvt.c (dead_or_predicable): Before calling propagate_block,
1793         call allocate_reg_info if necessary.
1794
1795         PR rtl-optimization/21848
1796         * calls.c (emit_library_call_value_1): For const functions, add
1797         USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
1798
1799         PR rtl-optimization/22445
1800         * cselib.c (target.h): Include.
1801         (rtx_equal_for_cselib_p): Allow commutative matches.
1802         (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
1803         Remove MODE parameter.  Changed all callers.
1804
1805         PR rtl-optimization/22258
1806         * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
1807         New functions.
1808         (try_combine): Use likely_spilled_retval_p.
1809
1810 2005-07-22  Paul Woegerer  <paul.woegerer@nsc.com>
1811
1812         * config.gcc: Add crx-elf support.
1813
1814         * doc/contrib.texi: Mention crx.
1815         * doc/extend.texi: Document crx extensions.
1816         * doc/install.texi: Document crx install.
1817         * doc/invoke.texi: Document crx options.
1818         * doc/md.texi: Document crx constraints.
1819
1820         * config/crx/crx-protos.h: New file.
1821         * config/crx/crx.c: New file.
1822         * config/crx/crx.h: New file.
1823         * config/crx/crx.md: New file.
1824         * config/crx/crx.opt: New file.
1825         * config/crx/t-crx: New file.
1826
1827 2005-07-22  Manfred Hollstein  <mh@suse.com>
1828
1829         * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
1830         warnings.
1831         (int_add_graph_edge): Likewise.
1832         (collapse_nodes): Likewise.
1833         (process_unification_queue): Likewise.
1834
1835 2005-07-22  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
1836             Laurent GUERBY  <laurent@guerby.net>
1837
1838         PR tree-optimization/22336
1839         * function.c (record_block_change): Check for
1840         cfun->ib_boundaries_block.
1841
1842 2005-07-21  James A. Morrison  <phython@gcc.gnu.org>
1843
1844         * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
1845         (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
1846
1847 2005-07-21  DJ Delorie  <dj@redhat.com>
1848
1849         * toplev.c (warn_deprecated_use): Add warning control to warning
1850         call.
1851         * c-typeck.c (parser_build_binary_op): Likewise.
1852         (c_finish_if_stmt): Likewise.
1853         * c-common.c (check_function_sentinel): Likewise.
1854         (check_nonnull_arg): Likewise.
1855
1856 2005-07-21  Richard Henderson  <rth@redhat.com>
1857
1858         PR tree-opt/22504
1859         * tree-complex.c (complex_ssa_name_components): New.
1860         (cvc_lookup): Allow entry not found.
1861         (create_components): Remove.
1862         (create_one_component_var, get_component_var): New.
1863         (get_component_ssa_name, set_component_ssa_name): New.
1864         (extract_component): Use get_component_ssa_name.
1865         (update_complex_components): Use set_component_ssa_name.
1866         (update_complex_components_on_edge): Likewise.
1867         (update_phi_components): Create new PHI nodes directly, instead
1868         of adding insns to edges.
1869         (tree_lower_complex): Allocate and free complex_variable_components
1870         and complex_ssa_name_components here.
1871
1872 2005-07-20  Daniel Berlin  <dberlin@dberlin.org>
1873
1874         * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
1875         revert to returning false.
1876
1877 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1878
1879         PR target/21149
1880         * config/i386/i386.md (sse_movhlps): Fix vec_select values.
1881
1882 2005-07-21  Uros Bizjak  <uros@kss-loka.si>
1883
1884         PR target/22576
1885         * config/i386/i386.md (cmpxf): Change operand constraints
1886         to "nonmemory_operand".
1887
1888 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1889
1890         * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
1891
1892 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1893
1894         PR middle-end/21180
1895         * fold-const.c (fold_build1): Add checksum for the operands.
1896         (fold_build2): Likewise.
1897         (fold_build3): Likewise.
1898
1899 2005-07-21  Andrew Pinski  <pinskia@physics.uc.edu>
1900
1901         PR middle-end/19055
1902         * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
1903
1904 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1905
1906         * common.opt (-fforward-propagate): Committed by mistake,
1907         removed.
1908
1909 2005-07-21  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
1910
1911         * reg-stack.c: Fix comment typo(s).
1912         * tree-ssa-operands.c: Likewise.
1913         * tree-vectorizer: Likewise.
1914
1915 2005-07-21  Nick Clifton  <nickc@redhat.com>
1916
1917         * config/sh/symbian.c: Replace C++ style line comments with C
1918         style line comments.
1919         (symbian_add_attribute): Do not use a ? operator on the LHS of
1920         an assignment.
1921         (sh_symbian_handle_dll_attribute): Change the type of the
1922         method vector to "VEC(tree,gc)*" and use vector accessor
1923         macros to walk over the elements.
1924         (symbian_export_vtable_and_rtti_p): Likewise.
1925         (symbian_class_needs_attribute_p): Likewise.
1926
1927 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1928
1929         PR target/22085
1930         * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
1931         initialize targetm.resolve_overloaded_builtin here.
1932         (altivec_expand_overloaded_builtin): Make it non-static.
1933         * config/rs6000/rs6000-protos.h
1934         (altivec_expand_overloaded_builtin): New prototype.
1935         * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
1936         targetm.resolve_overloaded_builtin here.
1937         * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
1938
1939 2005-07-21  Paolo Bonzini  <bonzini@gnu.org>
1940             Zdenek Dvorak  <dvorakz@suse.cz>
1941
1942         PR tree-optimization/19210
1943         * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
1944         New.
1945         * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
1946         * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
1947         rely on unproven assumptions.
1948         * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
1949         * tree-flow.h (number_of_iterations_exit): Add final parameter.
1950         * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
1951         to number_of_iterations_exit.
1952         * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
1953         * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
1954         * tree-ssa-loop-niter.c (find_loop_niter,
1955         estimate_numbers_of_iterations_loop): Likewise.
1956         (number_of_iterations_exit): Honor the new options.
1957         * doc/invoke.texi (Wunsafe-loop-optimizations,
1958         funsafe-loop-optimizations): Document them.
1959
1960 2005-07-21  Richard Sandiford  <richard@codesourcery.com>
1961
1962         PR rtl-optimization/22167
1963         * gcse.c (hoist_code): Fix hoist_exprs[] check.
1964
1965 2005-07-20  Adam Nemet  <anemet@lnxw.com>
1966
1967         * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
1968         __do_global_dtors_aux longcall.
1969
1970 2005-07-20  Kazu Hirata  <kazu@cs.umass.edu>
1971
1972         * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
1973         (old_special_pred_table): Don't reference
1974         SPECIAL_MODE_PREDICATES.
1975         * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
1976         * config/arc/arc.h: Don't mention PREDICATE_CODES.
1977         * config/sh/predicates.h: Don't mention
1978         SPECIAL_MODE_PREDICATES.
1979         * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1980         Remove.
1981
1982 2005-07-20  DJ Delorie  <dj@redhat.com>
1983
1984         * config.gcc: Add m32c-elf support.
1985
1986         * doc/contrib.texi: Mention m32c.
1987         * doc/extend.texi: Document m32c extensions.
1988         * doc/install.texi: Mention m32c.
1989         * doc/invoke.texi: Document m32c options.
1990         * doc/md.texi: Document m32c constraints.
1991
1992         * config/m32c/addsub.md: New file.
1993         * config/m32c/bitops.md: New file.
1994         * config/m32c/cond.md: New file.
1995         * config/m32c/jump.md: New file.
1996         * config/m32c/m32c-lib1.S: New file.
1997         * config/m32c/m32c-lib2.c: New file.
1998         * config/m32c/m32c-modes.def: New file.
1999         * config/m32c/m32c-pragma.c: New file.
2000         * config/m32c/m32c-protos.h: New file.
2001         * config/m32c/m32c.abi: New file.
2002         * config/m32c/m32c.c: New file.
2003         * config/m32c/m32c.h: New file.
2004         * config/m32c/m32c.md: New file.
2005         * config/m32c/m32c.opt: New file.
2006         * config/m32c/minmax.md: New file.
2007         * config/m32c/mov.md: New file.
2008         * config/m32c/muldiv.md: New file.
2009         * config/m32c/predicates.md: New file.
2010         * config/m32c/prologue.md: New file.
2011         * config/m32c/shift.md: New file.
2012         * config/m32c/t-m32c: New file.
2013
2014 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2015
2016         * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
2017         (stack_protect_set, stack_protect_test): New expanders.
2018         (stack_protect_set_si, stack_protect_set_si_media,
2019         stack_protect_set_di_media, stack_protect_test_si,
2020         stack_protect_test_si_media, stack_protect_test_di_media):
2021         New insns.
2022
2023 2005-07-20  Andrew Pinski  <pinskia@physics.uc.edu>
2024
2025         * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
2026
2027 2005-07-20  James A. Morrison  <phython@gcc.gnu.org>
2028
2029         * tree.h (tree_expr_nonzero_p): Export.
2030         * fold-const.c (tree_expr_nonzero_p): Likewise.
2031         Return true for CALL_EXPRs that are alloca calls.
2032         (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
2033         against zero.
2034         * tree-flow.h (expr_computes_nonzero): Remove.
2035         * tree-vrp.c (expr_computes_nonzero): Remove.
2036         (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
2037         (extract_range_from_unary_expr): Likewise.
2038         * tree-ssa-dom.c (record_equivalences_from_stmt): Use
2039         tree_expr_nonzero_p.
2040
2041 2005-07-20  Bernd Schmidt  <bernd.schmidt@analog.com>
2042
2043         * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
2044         * config/bfin/bfin.c (legitimize_pic_address): Now static.  Take
2045         extra arg "picreg" and use it instead of pic_offset_table_rtx.
2046         All callers changed.
2047         (frame_related_constant_load): New arg "related" which controls
2048         setting of RTX_FRAME_RELATED_P.  All callers changed.
2049         (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
2050         (bfin_expand_prologue): Add stack limit checking.
2051         * config/bfin/bfin.md (trapifcc): New pattern.
2052
2053         * config/bfin/bfin.c: Include "langhooks.h".
2054         (def_builtin): Go through lang_hooks to call builtin_function.
2055
2056         * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
2057         * config/bfin/predicates.md (symbol_ref_operand): New.
2058         (call_insn_operand): Delete.  All callers changed to use
2059         register_no_elim_operand.
2060         * config/bfin/bfin.c (init_cumulative_args): Initialize the new
2061         call_cookie field.
2062         (function_arg): Use it to generate the call's operand 2.
2063         (bfin_longcall_p): New function.
2064         (bfin_expand_call): Extra arg "cookie".  All callers and declaration
2065         changed.  Emit extra USE in the pattern.  Use bfin_longcall_p to
2066         determine if the address needs to be in a REG.
2067         (bfin_handle_longcall_attribute): New function.
2068         (bfin_attribute_table): Add "longcall" and "shortcall".
2069         * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
2070         (CUMULATIVE_ARGS): New member call_cookie.
2071         (PREDICATE_CODES): Add symbol_ref_operand.
2072         * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
2073         extra USE to the pattern.
2074         (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
2075         New patterns, split off call_insn, sibcall_insn, call_value_insn and
2076         sibcall_value_insn; now the new patterns handle direct calls and the
2077         old ones indirect calls.
2078         * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
2079
2080 2005-07-20  Zdenek Dvorak  <dvorakz@suse.cz>
2081
2082         * doc/trouble.texi: Update section on handling of empty loops.
2083
2084 2005-07-20  Kazu Hirata  <kazu@codesourcery.com>
2085
2086         * config.gcc: Remove support for sparc-*-openbsd*,
2087         i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
2088         ns32k-*-netbsd*.
2089         * config.host: Remove support for i860-*-sysv4* as a host.
2090         * config/i860/*, config/ip2k/*, config/ns32k/*,
2091         config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
2092         * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
2093         mention obsolete ports.
2094
2095 2005-07-20  Kaz Kojima  <kkojima@gcc.gnu.org>
2096
2097         * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
2098         soft frame pointer.
2099         (sh_expand_prologue): Use hard_frame_pointer_rtx instead
2100         of frame_pointer_rtx.
2101         (sh_expand_epilogue): Likewise.
2102         (sh_set_return_address): Likewise.
2103         (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
2104         instead of FRAME_POINTER_REGNUM if needed.  Add elimination
2105         offsets from FRAME_POINTER_REGNUM.
2106         * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
2107         (sh_register_names): Add initializer for sfp.
2108         (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
2109         (VALID_REGISTER_P): Likewise.
2110         (FIRST_PSEUDO_REGISTER): Update.
2111         (DWARF_FRAME_REGISTERS): Define.
2112         (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
2113         (HARD_FRAME_POINTER_REGNUM): Define.
2114         (FRAME_POINTER_REGNUM): Redefine.
2115         (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
2116         but HARD_FRAME_POINTER_REGNUM instead.  Add eliminations
2117         from FRAME_POINTER_REGNUM.
2118         (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
2119         FRAME_POINTER_REGNUM.
2120         (REG_CLASS_CONTENTS): Add sfp.
2121         (REG_ALLOC_ORDER): Likewise.
2122         (FRAME_GROWS_DOWNWARD): Set to 1.  Update comment.
2123         (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
2124         of frame_pointer_rtx.
2125         (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
2126
2127 2005-07-19  James A. Morrison  <phython@gcc.gnu.org>
2128
2129         * fold-const.c (tree_expr_nonnegative_p): Only return true for
2130         ABS_EXPR when flag_wrapv is false because of INT_MIN.
2131         (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
2132         of an ABS_EXPR.
2133         (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
2134         ABS_EXPR<x>.
2135
2136 2005-07-20  Giovanni Bajo  <giovannibajo@libero.it>
2137
2138         Make CONSTRUCTOR use VEC to store initializers.
2139         * c-common.c (complete_array_type): Update to cope with VEC in
2140         CONSTRUCTOR_ELTS.
2141         * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
2142         (pp_c_constructor_elts): New function.
2143         * c-pretty-print.h (pp_c_constructor_elts): Declare.
2144         * c-typeck.c (build_function_call, build_c_cast, digest_init,
2145         struct constructor_stack, struct initializer_stack,
2146         constructor_elements, push_init_level, pop_init_level,
2147         add_pending_init, find_init_member, output_init_element): Update to
2148         cope with VEC in CONSTRUCTOR_ELTS.
2149         * coverage.c (build_fn_info_value, build_ctr_info_value,
2150         build_gcov_info): Likewise.
2151         * expr.c (categorize_ctor_elements_1, store_constructor,
2152         expand_expr_real_1): Likewise.
2153         * fold-const.c (fold_ternary): Likewise.
2154         * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
2155         gimplify_init_constructor, gimplify_expr): Likewise.
2156         * tree-dump.c (dequeue_and_dump): Likewise.
2157         * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
2158         node.
2159         * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
2160         CONSTRUCTOR_ELTS.
2161         * tree-sra.c (generate_element_init_1): Likewise.
2162         * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
2163         * tree-ssa-operands.c (get_expr_operands): Likewise.
2164         * tree-vect-generic.c (expand_vector_piecewise): Likewise.
2165         * tree-vect-transform.c (vect_get_vec_def_for_operand):
2166         (get_initial_def_for_reduction): Likewise.
2167         * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
2168         value handle in annotations.
2169         * tree.c (tree_node_kind, tree_code_size, make_node_stat,
2170         tree_node_structure): Add support for constr_kind.
2171         (build_vector_from_ctor, build_constructor_single,
2172         build_constructor_from_list): New functions.
2173         (build_constructor): Update to take a VEC instead of a TREE_LIST.
2174         (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
2175         Update to cope with VEC in CONSTRUCTOR_ELTS.
2176         * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
2177         * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
2178         CONSTRUCTOR_APPEND_ELT): New macros.
2179         (struct constructor_elt, struct tree_constructor): New data types.
2180         (union tree_node): Add tree_constructor field.
2181         * treestruct.def: Define TS_CONSTRUCTOR.
2182         * varasm.c (const_hash_1, compare_constant, copy_constant,
2183         compute_reloc_for_constant, output_addressed_constants,
2184         initializer_constant_valid_p, output_constant,
2185         array_size_for_constructor, output_constructor): Update to cope with
2186         VEC in CONSTRUCTOR_ELTS.
2187         * vec.h (VEC_empty, VEC_copy): New macros.
2188
2189 2005-07-19  Devang Patel  <dpatel@apple.com>
2190
2191         * dbxout.c (dbxout_type): Check Objective-C++ lang.
2192
2193 2005-07-19  Richard Henderson  <rth@redhat.com>
2194
2195         PR tree-opt/22278
2196         * gimplify.c (gimplify_expr): Use main variant type for the temp
2197         destination for a discarded volatile read.
2198         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
2199         casts between non-void types that change volatility.
2200
2201 2005-07-15  DJ Delorie  <dj@redhat.com>
2202
2203         * toplev.h: Add comment about the first parameter for warning().
2204         * errors.h: Likewise.
2205
2206         * c.opt (Wpragmas): New.
2207         * doc/invoke.texi: Document it.
2208
2209         * function.c (do_warn_unused_parameter): Add warning control to
2210         warning call.
2211         * c-decl.c (warn_if_shadowing): Likewise.
2212         * c-lex.c (cb_def_pragma): Likewise.
2213         * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
2214         (pop_alignment): Likewise.
2215         (handle_pragma_pack): Likewise.
2216         (apply_pragma_weak): Likewise.
2217         (handle_pragma_weak): Likewise.
2218         (handle_pragma_redefine_extname): Likewise.
2219         (add_to_renaming_pragma_list): Likewise.
2220         (handle_pragma_extern_prefix): Likewise.
2221         (maybe_apply_renaming_pragma): Likewise.
2222         (handle_pragma_visibility): Likewise.
2223
2224         * config/c4x/c4x-c.c (BAD): Likewise.
2225         (c4x_parse_pragma): Likewise.
2226         * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
2227         * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
2228         (rs6000_pragma_longcall): Likewise.
2229         * config/v850/v850-c.c (pop_data_area): Likewise.
2230         (ghs_pragma_section): Likewise.
2231         (ghs_pragma_section): Likewise.
2232         (ghs_pragma_interrupt): Likewise.
2233         (ghs_pragma_starttda): Likewise.
2234         (ghs_pragma_startsda): Likewise.
2235         (ghs_pragma_startzda): Likewise.
2236         (ghs_pragma_endtda): Likewise.
2237         (ghs_pragma_endsda): Likewise.
2238         (ghs_pragma_endzda): Likewise.
2239
2240 2005-07-19  Danny Berlin <dberlin@dberlin.org>
2241             Kenneth Zadeck <zadeck@naturalbridge.com>
2242
2243         * Makefile.in: Removed tree-promote-statics.c
2244         * tree-promote-statics.c: Removed.
2245         * common.opt: Removed flag-promote-statics.
2246         * opts.c: Ditto.
2247         * passes.c: Removed tree-promote-statics pass.
2248         * tree-pass.h: Ditto.
2249         * timevar.def: Removed TV_PROMOTE_STATICS.
2250
2251
2252 2005-07-19  Gerald Pfeifer  <gerald@pfeifer.com>
2253
2254         * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
2255         and *-*-freebsd9.
2256         * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
2257
2258 2005-07-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2259
2260         PR c/22476
2261         * c-common.c (check_function_arguments): Call
2262         'check_function_format' if either -Wformat or
2263         -Wmissing-format-attribute are specified.
2264         * c-format.c (check_function_format): Check -Wformat before
2265         calling 'check_format_info'.
2266         * c-opts.c (c_common_post_options): Don't warn for
2267         -Wmissing-format-attribute without -Wformat.
2268         * c-typeck.c (convert_for_assignment): Detect additional cases for
2269         -Wmissing-format-attribute.
2270         * doc/invoke.texi (-Wmissing-format-attribute): Document new
2271         behavior.
2272
2273 2005-07-19  Richard Guenther  <rguenther@suse.de>
2274
2275         * config/i386/i386.md (lrint<mode>2): Use temporary
2276         instead of clobbering non-existent memory.
2277
2278 2005-07-19  Nick Clifton  <nickc@redhat.com>
2279
2280         * config/avr/avr.c (legitimate_address_p): Fix debugging print
2281         statement to avoid displaying ASCII control characters.
2282
2283 2005-07-19  Ben Elliston  <bje@au.ibm.com>
2284
2285         * bt-load.c (link_btr_uses): Fix uninitialised warnings.
2286         * cfganal.c (find_edge_index): Ditto.
2287         * combine.c (combine_instructions): Ditto.
2288         * ddg.c (create_scc): Ditto.
2289         (find_successors): Ditto.
2290         (find_predecessors): Ditto.
2291         (find_nodes_on_paths): Ditto.
2292         (longest_simple_path): Ditto.
2293         * flow.c (update_life_info): Ditto.
2294         (count_or_remove_death_notes): Ditto.
2295         (clear_log_links): Ditto.
2296         * modulo-sched.c (generate_reg_moves): Ditto.
2297         (find_max_asap): Ditto.
2298         (find_max_hv_min_mob): Ditto.
2299         (find_max_dv_min_mob): Ditto.
2300         * sbitmap.c (sbitmap_first_set_bit): Ditto.
2301         * sched-rgn.c (extract_edgelst): Ditto.
2302         * tree-into-ssa.c (prepare_names_to_update): Ditto.
2303         (dump_update_ssa): Ditto.
2304         (ssa_names_to_replace) Ditto.
2305         (switch_virtuals_to_full_rewrite): Ditto.
2306         (update_ssa): Ditto.
2307         * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
2308
2309 2005-07-18  Daniel Berlin  <dberlin@dberlin.org>
2310
2311         Fix PR tree-optimization/22483
2312
2313         * tree-complex.c (create_components): Use
2314         safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
2315         * tree-flow-inline.h (fill_referenced_var_vec): New function.
2316         * tree-flow.h (safe_referenced_var_iterator): New structure.
2317         (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
2318         * tree-ssa-alias.c (setup_pointers_and_addressables): Use
2319         safe_referenced_var iterator.
2320         (add_type_alias): Ditto.
2321
2322 2005-07-19  Steven Bosscher  <stevenb@suse.de>
2323
2324         * loop-init.c (rest_of_handle_loop2): Remove.
2325         (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
2326         rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
2327         (pass_rtl_loop_init, pass_rtl_loop_done,
2328         pass_rtl_move_loop_invariants, pass_rtl_unswitch,
2329         pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
2330         * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
2331         pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
2332         pass_tree_loop_done, and pass_tree_unswitch.
2333         (gate_loop): Rename to gate_tree_loop.
2334         * passes.c (init_optimization_passes): Update for renamed tree
2335         loop passes.  Add the new loop2 passes as subpasses of loop2.
2336         * tree-pass.h: Add extern declarations for the new loop2 subpasses.
2337         Update for the renamed tree loop passes.
2338
2339 2005-07-18  Ian Lance Taylor  <ian@airs.com>
2340
2341         PR middle-end/22057
2342         * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
2343         blocks when optimizing.
2344
2345 2005-07-18  Steve Ellcey  <sje@cup.hp.com>
2346
2347         * common.opt (frename-registers): Initialize to 2.
2348         (fweb): Ditto.
2349         (fgcse-after-reload): Ditto.
2350         * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
2351         (process_options): Only change flag_web, flag_rename_registers,
2352         and flag_rerun_cse_after_loop if not explicitly set by user.
2353
2354 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2355
2356         * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
2357         ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
2358         in 64-bit mode the same as DImode in 32-bit mode.
2359         (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
2360         ix86_split_lshr): Likewise. Rename to no longer refer to a specific
2361         mode. Add new mode parameter.
2362         * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
2363         * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
2364         x86_64_shift_adj): New expanders.
2365         (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
2366         *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
2367         insns.
2368         Respective new splitters. Use renamed shift splitter helpers in 32-bit
2369         DImode shift splitters.
2370         * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
2371         ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
2372         mode parameter.
2373
2374 2005-07-18  Jan Beulich  <jbeulich@novell.com>
2375
2376         * i386.md (movdi_extzv_1): New.
2377         (zero_extendhidi2): Combine alternatives and never force use of
2378         REX64 prefix.
2379         (zero_extendqidi2): Likewise. Don't restrict input selection.
2380
2381 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2382
2383         Fix PR tree-optimization/22531
2384         * tree-ssa-pre.c (do_eustores):  Make sure LHS is a decl for the
2385          moment.
2386
2387 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2388
2389         * tree-promote-statics.c (pass_promote_statics): Change dump file
2390          name.
2391
2392 2005-07-17  Daniel Berlin  <dberlin@dberlin.org>
2393
2394         * tree-optimize.c (init_tree_optimization_passes): Add
2395         pass_eliminate_useless_stores pass.
2396         * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
2397         * tree-ssa-pre.c (is_copy_stmt): New function.
2398         (follow_copies_till_vuse): Ditto.
2399         (do_eustores): Ditto.
2400         (gate_eustores): Ditto.
2401
2402 2005-07-16  Richard Henderson  <rth@redhat.com>
2403
2404         * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
2405
2406 2005-07-16 Danny Berlin <dberlin@dberlin.org>
2407            Kenneth Zadeck <zadeck@naturalbridge.com>
2408
2409         * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
2410         ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
2411         ipa-type-escape.h, tree-promote-statics.c
2412         * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
2413         ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
2414         tree-promote-statics.c: new files.
2415         * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
2416         nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
2417         int nonlocal_set_p, mark_constant_function): Deleted.
2418         (rest_of_handle_cfg): Removed call to mark_constant_function.
2419         (nonoverlapping_component_refs_p): Added calls to support
2420         type based aliasing.
2421         * tree-ssa-alias.c (may_alias_p,
2422         compute_flow_insensitive_aliasing): Ditto.
2423         * calls.c (flags_from_decl_or_type): Removed reference to
2424         cgraph_rtl_info.
2425         * c-typeck.c (convert_arguments): Make builtins tolerant of having
2426         too many arguments.  This is necessary for Spec 2000.
2427         * cgraph.h (const_function, pure_function): Removed.
2428         * common.opt: Added "fipa-pure-const", "fipa-reference",
2429         "fipa-type-escape", and "ftree-promote-static".
2430         * opts.c: Ditto.
2431         * passes.c: Added ipa and tree-promote-statics passes.
2432         * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
2433         TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
2434         * tree-dfa.c (referenced_var_lookup_if_exists): New function.
2435         * tree-flow.h: Added exposed sra calls and addition of
2436         reference_vars_info field for FUNCTION_DECLS.
2437         * tree-pass.h: Added passes.
2438         * tree-sra.c: (sra_init_cache): New function.
2439         (sra_insert_before, sra_insert_after) Made public.
2440         (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
2441         and made public.
2442         * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
2443         aliasing. (may_alias_p): Added code to use type escape analysis to
2444         improve alias sets.
2445         * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
2446         code to prune clobbers of static variables based on information
2447         produced in ipa-reference pass.  Changed call clobbering so that
2448         statics are not marked as clobbered if the call does not clobber
2449         them.
2450
2451 2005-07-16  Daniel Berlin  <dberlin@dberlin.org>
2452
2453         * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
2454         too.
2455
2456 2005-07-16  Eric Botcazou <ebotcazou@libertysurf.fr>
2457
2458         * doc/install.texi (*-*-solaris2*): Document recommended version
2459         of GNU binutils and mention GNU linker problem on Solaris 10.
2460
2461 2005-07-16  Joseph S. Myers  <joseph@codesourcery.com>
2462
2463         PR c/22421
2464         * c-decl.c (c_build_bitfield_integer_type): New function.
2465         (finish_struct): Call it.
2466         * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
2467
2468 2005-07-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
2469
2470         * c-typeck.c (digest_init): Call 'convert_for_assignment'
2471         before returning.
2472
2473 2005-07-16  Jan Hubicka  <jh@suse.cz>
2474
2475         * cfg.c (update_bb_profile_for_threading): Fix profile updating.
2476         (scale_bbs_frequencies_int): Watch roundoff errors.
2477         * predict.c (return_prediction): Initialize return_stmt.
2478
2479 2005-07-16  Jan Hubicka  <jh@suse.cz>
2480
2481         * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
2482         after RTL profiling.
2483
2484 2005-07-11  Andrew Pinski  <pinskia@physics.uc.edu>
2485
2486         PR middle-end/22398
2487         * fold-const.c (build_range_check): Convert high/low to etype
2488         if we are only comparing against exp.
2489
2490 2005-07-13  Daniel Berlin  <dberlin@dberlin.org>
2491
2492         Fix PR tree-optimization/22376
2493         * tree-ssa-structalias.c (build_constraint_graph): We really meant
2494         special var here.
2495         (need_to_solve): New function.
2496         (compute_points_to_sets): Use it.
2497
2498 2005-07-15  Jan Hubicka  <jh@suse.cz>
2499
2500         * cfg.c (update_bb_profile_for_threading): More diagnostic.
2501         * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
2502
2503 2005-07-15  Richard Guenther  <rguenther@suse.de>
2504
2505         * c-common.c (handle_flatten_attribute): New function.
2506         Add flatten function attribute.
2507         * doc/extend.texi: Document flatten function attribute.
2508         * Makefile.in (ipa-inline.o): Depend on hashtab.h.
2509         * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
2510         New functions.
2511         (cgraph_decide_inlining): Handle functions with flatten
2512         attribute.
2513
2514 2005-07-14  David Edelsohn  <edelsohn@gnu.org>
2515
2516         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
2517         UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
2518         UNSPEC_XCHG, UNSPEC_AND): New.
2519         (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
2520         UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
2521         * config/rs6000/sync.md (FETCHOP): New code macro.
2522         (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
2523         New code attrs.
2524         (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
2525         (sync_compare_and_swap<mode>): Same.
2526         (sync_lock_test_and_set<mode>): Same.
2527         (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
2528         for QImode and HImode, and not PPC405.
2529         (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
2530         (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
2531         (sync_<fetchop>{si,di}_internal): New.
2532         (sync_nand{si,di}_internal): New.
2533         (sync_old_<fetchop>{si,di}_internal): New.
2534         (sync_old_nand{si,di}_internal): New
2535         (sync_new_<fetchop>{si,di}_internal): New.
2536         (sync_new_nand{si,di}_internal): New.
2537         (atomic_and{si,di}): New.
2538         (sync_new_nand{si,di}_internal): New.
2539         (atomic_and{si,di}): New.
2540         (sync_add<mode>_internal): Delete.
2541         (sync_addshort_internal): Use unspec instead of unspec_volatile.
2542         (sync_sub<mode>_internal): Delte.
2543         (sync_subshort_internal): New.
2544         (sync_andsi_internal): Use unspec instead of unspec_volatile.
2545         (sync_anddi_internal): Delete.
2546         (sync_boolsi_internal): Use unspec instead of unspec_volatile.
2547         (sync_booldi_internal): Delete.
2548         (sync_boolc<mode>_internal): Delete.
2549         (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
2550         (sync_boolc<mode>_internal2): Delete.
2551         (sync_boolcc<mode>_internal): Delete.
2552         (isync, lwsync): Use unspec instead of unspec_volatile.
2553         * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
2554         Revert UNSPEC_VOLATILE.
2555         (rs6000_split_atomic_op): New.
2556         * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
2557
2558 2005-07-14  Eric Christopher  <echristo@redhat.com>
2559
2560         * config/mips/mips.c (mips_canonicalize_comparison): Cast
2561         argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
2562
2563 2005-07-14  Eric Christopher  <echristo@redhat.com>
2564
2565         * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
2566
2567 2005-07-14  Steven Bosscher  <stevenb@suse.de>
2568
2569         PR tree-optimization/22230
2570         * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
2571         the computation of the four cross productions for "range op range".
2572
2573 2005-07-14  Alexandre Oliva  <aoliva@redhat.com>
2574             Ulrich Weigand  <uweigand@de.ibm.com>
2575
2576         PR target/20126
2577         * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
2578         in some insn.
2579
2580 2005-07-14  Ulrich Weigand  <uweigand@de.ibm.com>
2581
2582         * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
2583
2584 2005-07-14  Steve Ellcey  <sje@cup.hp.com>
2585
2586         * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
2587
2588 2005-07-14  Richard Guenther  <rguenther@suse.de>
2589
2590         PR middle-end/22347
2591         * config/i386/i386-protos.h (ix86_function_value): Change
2592         prototype to match new target hook.
2593         * config/i386/i386.c (ix86_value_regno): Change prototype
2594         to take extra type argument.
2595         (TARGET_FUNCTION_VALUE): Define.
2596         (ix86_function_ok_for_sibcall): Pass extra argument to
2597         ix86_value_regno, check return slot rtx for exact match.
2598         (ix86_function_value): Take extra parameter.  Dispatch to
2599         ix86_value_regno with fndecl/fntype as provided.
2600         (ix86_value_regno): Handle extra type argument.
2601         * config/i386/i386.h (FUNCTION_VALUE): No longer define.
2602
2603         * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
2604         * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
2605         * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
2606         * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
2607         * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
2608
2609 2005-07-14  Richard Guenther  <rguenther@suse.de>
2610
2611         * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
2612         * calls.c (expand_call): Pass fntype to hard_function_value.
2613         (emit_library_call_value_1): Likewise.
2614         * explow.c: Include target.h.
2615         (hard_function_value): Take extra argument, the fntype.
2616         Use new target hook for function_value.
2617         * expr.h (hard_function_value): Change prototype.
2618         * function.c (aggregate_value_p): Pass 0 as fntype to
2619         hard_function_value.
2620         (assign_parms): Use new target hook for function_value.
2621         Pass 0 as fntype to hard_function_value.
2622         (expand_function_end): Likewise.
2623         * reg-stack.c: Include target.h.
2624         (stack_result): Use new target hook for function_value.
2625         * target-def.h: New target hook function_value.
2626         * target.h: Likewise.
2627         * targhooks.c (default_function_value): New function.
2628         * targhooks.h (default_function_value): Declare.
2629
2630 2005-07-13  Ian Lance Taylor  <ian@airs.com>
2631
2632         * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
2633
2634 2005-07-14  Jan Hubicka  <jh@suse.cz>
2635
2636         * tree-dfa.c (dump_variable): Use default_def function.
2637         * tree-ssa-alias.c (dump_points_to_info): Likewise.
2638         * tree-ssa.c (verify_use): Likewise.
2639         * tree-ssanames.c (release_ssa_name): Likewise.
2640         * tree-tailcall.c (eliminate_tail_call): Likewise.
2641         (tree_optimize_tail_calls_1): Likewise.
2642         * tree-vrp.c (get_value_range): Likewise.
2643
2644 2005-07-14  Ben Elliston  <bje@au.ibm.com>
2645
2646         * gcc.c (main): Compare language[0] with '*' when iterating over
2647         the infiles.
2648
2649 2005-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
2650
2651         * config/s390/s390.c: (s390_cc_modes_compatible): Move before
2652         "s390_emit_compare".  Add handling of CCZ1mode.
2653         (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
2654         (390_emit_compare): Use "s390_cc_modes_compatible" for mode
2655         checking.
2656         (s390_branch_condition_mask): Add CCZ1mode handling.
2657         * config/s390/s390.md: ("seq", "*seq"): New pattern.
2658         ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
2659         Use CCZ1mode instead of CCZmode.
2660         * config/s390/s390-modes.def: Add CCZ1mode.  Comment new mode.
2661
2662 2006-07-13  Adrian StraeĀ½tling  <straetling@de.ibm.com>
2663
2664         * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
2665         pattern.
2666         ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
2667
2668 2005-07-13  Eric Christopher  <echristo@redhat.com>
2669
2670         * config/mips/mips.c (mips_canonicalize_comparison): New.
2671         (mips_emit_int_relational): Use.
2672
2673 2005-07-13  Eric Christopher  <echristo@redhat.com>
2674
2675         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2676         static extra parts.
2677         * config/s390/s390.md: Include tpf.md. Move tpf specific
2678         patterns...
2679         * config/s390/tpf.md: To here.
2680         * config/s390/s390.opt: Move tpf specific options...
2681         * config/s390/tpf.opt: to here. Add mmain option.
2682         * config/s390/tpf-unwind.h: Remove unnecessary defines.
2683         * config/s390/tpf.h: Rewrite.
2684
2685 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2686
2687         * doc/tm.texi: Remove @xref{Cross-profiling}.
2688
2689 2005-07-13  Jeff Law  <law@redhat.com>
2690
2691         * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
2692         expressions, test their _DECL operands for pointer equality rather
2693         than using operand_equal_p.
2694
2695 2005-07-13  H.J. Lu  <hongjiu.lu@intel.com>
2696
2697         * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
2698         (TARGET_POSIX_IO): This.
2699         * config/darwin.h: Likewise.
2700         * config/freebsd.h: Likewise.
2701         * config/linux.h: Likewise.
2702         * config/lynx.h: Likewise.
2703         * config/netbsd.h: Likewise.
2704         * config/rs6000/linux64.h: Likewise.
2705         * config/rs6000/linux.h: Likewise.
2706         * config/s390/tpf.h: Likewise.
2707         * config/sh/embed-elf.h: Likewise.
2708         * config/sparc/linux64.h: Likewise.
2709         * config/sparc/linux.h: Likewise.
2710         * config/svr4.h: Likewise.
2711         * gcov-io.h: Likewise.
2712
2713         * doc/tm.texi: Updated.
2714
2715         * libgcov.c (create_file_directory): Defined only if
2716         TARGET_POSIX_IO is defined.
2717         (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
2718         is defined.
2719
2720 2005-07-13  Jan Hubicka  <jh@suse.cz>
2721
2722         * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
2723
2724 2005-07-13  David Edelsohn  <edelsohn@gnu.org>
2725
2726         * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
2727         structure as argument.
2728
2729 2005-07-13  Paolo Bonzini  <bonzini@gnu.org>
2730
2731         PR tree-optimization/21921
2732         * tree-iterator.c (tsi_link_before): Support the case when
2733         tsi_end_p (tsi) == true.
2734
2735 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2736
2737         PR tree-optimization/22442
2738         * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
2739         correctly.
2740
2741 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2742
2743         PR rtl-optimization/20376
2744         * toplev.c (process_options): Enable -fweb and -frename-registers when
2745         unrolling.
2746         * doc/invoke.texi: Update the information about when -fweb and
2747         -frename-registers are enabled.
2748
2749 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2750
2751         PR tree-opt/21840
2752         * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
2753         if *rhs_p is not a SSA_NAME.
2754
2755 2005-07-12  Daniel Berlin  <dberlin@dberlin.org>
2756
2757         Fix PR tree-optimization/22422
2758         * tree-ssa-structalias.c (struct variable_info): Add flag for
2759         special vars.
2760         (get_varinfo): Now a static function.
2761         (new_varinfo): init has_union and is_special_var to false.
2762         (solution_set_add): Check has_union.
2763         (do_da_constraint): Move temporary variable so it gets reset
2764         properly.
2765         Also check for special variable.
2766         (do_ds_constraint): Ditto.
2767         (do_sd_constraint): Ditto.
2768         (do_structure_copy): Check for special variable.
2769         (find_func_aliases): Ditto.
2770         (init_base_vars): Set special vars properly.
2771
2772 2005-07-13  Jan Hubicka  <jh@suse.cz>
2773
2774         * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
2775         do unit-at-a-time.
2776
2777         * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
2778         (get_expr_operands): Fix thinko wrt flags and subvars.
2779
2780         PR tree-optimize/22379
2781         * tree-inline.c (expand_call_inline): Do not output sorry in early
2782         inlining.
2783
2784 2005-07-12  Dale Johannesen  <dalej@apple.com>
2785
2786         * config/rs6000.c (rs6000_rtx_cost):  Move FLOAT_EXTEND.
2787
2788 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2789
2790         PR bootstrap/21704
2791         * host-linux.h: Include limits.h.
2792
2793 2005-07-12  Dale Johannesen  <dalej@apple.com>
2794
2795         * expr.c (compress_float_constant):  Add cost check.
2796         * config/rs6000.c (rs6000_rtx_cost):  Adjust FLOAT_EXTEND cost.
2797
2798 2005-07-12  Dale Johannesen  <dalej@apple.com>
2799
2800         * gcc.target/i386/compress-float-sse.c:  New.
2801         * gcc.target/i386/compress-float-sse-pic.c:  New.
2802         * gcc.target/i386/compress-float-387.c:  New.
2803         * gcc.target/i386/compress-float-387-pic.c:  New.
2804         * gcc.dg/compress-float-ppc.c:  New.
2805         * gcc.dg/compress-float-ppc-pic.c:  New.
2806
2807 2005-07-12  Eric Christopher  <echristo@redhat.com>
2808
2809         * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
2810         static extra parts.
2811         * config/s390/s390.md: Include tpf.md. Move tpf specific
2812         patterns...
2813         * config/s390/tpf.md: To here.
2814         * config/s390/s390.opt: Move tpf specific options...
2815         * config/s390/tpf.opt: to here. Add mmain option.
2816         * config/s390/tpf-unwind.h: Remove unnecessary defines.
2817         * config/s390/tpf.h: Rewrite.
2818
2819 2005-07-12  Eric Christopher  <echristo@redhat.com>
2820
2821         * gcc.c (struct infile): Update comment for language.
2822         (main): Rewrite input file resetting code.
2823
2824 2005-07-12  Andrew Pinski  <pinskia@physics.uc.edu>
2825
2826         PR tree-opt/22335
2827         * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
2828         requiring a cast in a non RHS of modify_expr.  Add a cast when required.
2829         (lookup_avail_expr): Use constant_boolean_node instead
2830         of boolean_false_node/boolean_true_node.
2831
2832 2005-07-12  Ben Elliston  <bje@au.ibm.com>
2833
2834         * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
2835         and use it when printing num_edges.
2836
2837 2005-07-12  Bernd Schmidt  <bernd.schmidt@analog.com>
2838
2839         * doc/extend.texi (Blackfin Built-in Functions): New section.
2840         * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
2841         @opindex.
2842
2843 2005-07-12  Adrian Straetling  <straetling@de.ibm.com>
2844
2845         * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
2846         s/cmpstrsi/cmpstrnsi
2847         (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
2848         'cmpstrnsi'.
2849         * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
2850         (init_optabs): Initialize cmpstrn_optab.
2851         * optabs.h: (enum insn_code cmpstrn_optab): Declare.
2852         * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
2853         * expr.c: (enum insn_code cmpstrn_optab): Declare.
2854         * config/i386/i386.md: s/cmpstr/cmpstrn
2855         * config/c4x/c4x.md: s/cmpstr/cmpstrn
2856         * doc/md.texi: Update documentation.
2857
2858 2005-07-11  Richard Henderson  <rth@redhat.com>
2859
2860         * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
2861         build_va_arg_indirect_ref.
2862         (alpha_gimplify_va_arg): Likewise.
2863         * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
2864         * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
2865         * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
2866         * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
2867         * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
2868         * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
2869         Likewise.
2870         * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
2871
2872 2005-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
2873
2874         * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
2875         * passes.c (init_optimization_passes): Add pass_empty_loop.
2876         * tree-pass.h (pass_empty_loop): Declare.
2877         * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
2878         try_remove_empty_loop, remove_empty_loops): New functions.
2879         * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
2880         * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
2881
2882 2005-07-12  Peter Barada  <peter@the-baradas.com>
2883
2884         PR middle-end/16719
2885         PR middle-end/18421
2886         * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
2887         in address registers.
2888         * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
2889         * config/m68k/m68k.md: Replace 's' with 'i' in 4th
2890         alternative of addsi3_5200.
2891
2892 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2893
2894         * config/mips/mips.md (ffs<mode>2): Remove.
2895
2896 2005-07-11  Ian Lance Taylor  <ian@airs.com>
2897
2898         * doc/tree-ssa.texi (Cleanups): Improve description of
2899         TRY_FINALLY_EXPR.
2900         (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
2901
2902 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2903
2904         * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
2905         * tree.h (DECL_ARGUMENT_FLD): New macro.
2906
2907 2005-07-11  Daniel Berlin  <dberlin@dberlin.org>
2908
2909         Fix PR tree-optimization/22404
2910
2911         * tree-ssa-structalias.c (create_variable_info_for): Use
2912         correct offset.
2913
2914 2005-07-11  Bernd Schmidt  <bernd.schmidt@analog.com>
2915
2916         * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
2917         compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
2918         for second comparison operand.
2919         * config/bfin/predicates.md (reg_or_const_int_operand): New.
2920
2921         * config/bfin/bfin.md (define_attr "type"): Add "sync".
2922         (define_insn_reservation "alu"): Likewise.
2923         (csync, ssync): Now of type sync.
2924         * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
2925         -mcsync-anomaly -mspecld-anomaly.
2926         * config/bfin/bfin.opt (mcsync): Remove.
2927         (mcsync-anomaly, mspecld-anomaly): Add.
2928         * config/bfin/bfin.c: Include "insn-codes.h".
2929         (bfin_reorg): Extend to handle the CSYNC anomaly as well.
2930         (TARGET_DEFAULT_TARGET_FLAGS): New.
2931         * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
2932
2933 2005-07-11  Steven Bosscher  <stevenb@suse.de>
2934
2935         * basic-block.h: Give the BB flags enum a name, bb_flags.
2936         Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
2937         * cfgcleanup.c (enum bb_flags): Remove here.
2938         (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
2939         (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
2940         (update_forwarder_flag): Likewise.
2941         (thread_jump): Likewise.
2942         (try_forward_edges): Likewise.
2943         (try_optimize_cfg): Likewise.  Clear bb->flags before updating the
2944         forwarder flags.  Don't clear bb->aux for all basic blocks.  Only
2945         reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
2946
2947 2005-07-11  Richard Guenther  <rguenther@suse.de>
2948
2949         * config/i386/i386.opt: New target option -msseregparm.
2950         * config/i386/i386.c (override_options): Error out for
2951         -msseregparm but no SSE support.
2952         (ix86_function_sseregparm): Check for global sseregparm.
2953         * doc/invoke.texi: Document -msseregparm.
2954
2955 2005-07-11  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
2956
2957         * config.gcc (m32r-*-linux*): Use the default extra_parts.
2958         (m32rle-*-linux*): Ditto.
2959
2960 2005-07-11  Jakub Jelinek  <jakub@redhat.com>
2961
2962         * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
2963         instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
2964         bytes.
2965
2966 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2967
2968         PR middle-end/22239
2969         PR target/20126
2970         * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
2971         gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
2972
2973 2005-07-07  Daniel Berlin  <dberlin@dberlin.org>
2974
2975         * tree-ssa-structalias.c (struct variable_info): Heapify complex.
2976         (varmap): Heapify varmap.
2977         (constraints): Heapify constraints.
2978         (struct constraint_graph): Heapify succs and preds.
2979         (constraint_vec_find): Update for heapification.
2980         (constraint_set_union): Ditto.
2981         (insert_into_complex): Ditto.
2982         (constraint_edge_vec_find): Ditto.
2983         (erase_graph_self_edge): Ditto.
2984         (add_graph_edge): Ditto.
2985         (get_graph_weights): Ditto.
2986         (merge_graph_nodes): Ditto.
2987         (build_constraint_graph): Ditto.
2988         (topo_visit): Ditto.
2989         (solve_graph): Ditto.
2990         (create_variable_info_for): Ditto.
2991         (init_base_vars): Ditto.
2992         (delete_points_to_sets): Free graph, varmap, and complex constraints.
2993         (condese_varmap_nodes): Free complex vector.
2994         (clear_edges_for_node): Clear succs and preds vector.
2995
2996 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
2997
2998         * tree-ssa-structalias.c (update_alias_info): Change counting of
2999         references to not include vdefs.
3000
3001 2005-07-10  Daniel Berlin  <dberlin@dberlin.org>
3002
3003         * tree-ssa-alias.c (free_used_part_map): Add missing free.
3004         (up_insert): Ditto.
3005
3006 2005-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3007
3008         * pa.c (pa_commutative_p): Make PLUS commutative when
3009         TARGET_NO_SPACE_REGS is true.
3010
3011 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3012
3013         * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
3014         * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
3015         * tree-dfa.c (dump_subvars_for): New.
3016         (debug_subvars_for): New.
3017         (dump_variable): Show subvariables if VAR has them.
3018         * tree-flow-inline.h (get_subvar_at): New.
3019         (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
3020         * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
3021         Update all users.
3022         (struct subvar): Change fields offset and size to unsigned
3023         HOST_WIDE_INT.
3024         (dump_subvars_for): Declare.
3025         (debug_subvars_for): Declare.
3026         (get_subvar_at): Declare.
3027         (okay_component_ref_for_subvars): Change 2nd and 3rd argument
3028         to unsigned HOST_WIDE_INT *.
3029         (overlap_subvar): Likewise.
3030         * tree-gimple.c (is_gimple_reg): Always return false for
3031         SFTs and memory tags.
3032         * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
3033         Update all callers.
3034         * tree-ssa-alias.c: Include tree-ssa-structalias.h.
3035         (compute_may_aliases): Call compute_points_to_sets.
3036         (collect_points_to_info_for): Remove.
3037         (compute_points_to_and_addr_escape): Remove.
3038         (delete_alias_info): Call delete_points_to_sets.
3039         (compute_flow_sensitive_aliasing): If the call to
3040         find_what_p_points_to returns false, call set_pt_anything.
3041         (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
3042         (set_pt_anything): Clear pi->pt_vars.
3043         (set_pt_malloc): Remove.
3044         (merge_pointed_to_info): Remove.
3045         (add_pointed_to_expr): Remove.
3046         (add_pointed_to_var): Remove.
3047         (collect_points_to_info_r): Remove.
3048         (is_escape_site): Make extern.
3049         (create_sft): New.
3050         (create_overlap_variables_for): Call it.
3051         * tree-ssa-copy.c (merge_alias_info): Never merge
3052         flow-sensitive alias information.
3053         * tree-ssa-operands.c (get_expr_operands): Adjust variables
3054         offset and size to be unsigned HOST_WIDE_INT.
3055         (add_to_addressable_set): Rename from note_addressable.
3056         Set TREE_ADDRESSABLE as the variables are added to the set.
3057         Update all users.
3058         (add_stmt_operand): Do not try to micro-optimize unmodifiable
3059         operands into VUSEs when adding V_MAY_DEFs for members in an
3060         alias set.
3061         * tree-ssa-operands.h (add_to_addressable_set): Declare.
3062         * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
3063         (struct variable_info): Add bitfield is_heap_var.
3064         (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
3065         (new_var_info): Initialize is_heap_var.
3066         (get_constraint_for): Add HEAP variables to the symbol table.
3067         Mark them with is_heap_var.
3068         (update_alias_info): New.  Taken mostly from the old
3069         compute_points_to_and_addr_escape.
3070         (handle_ptr_arith): New.
3071         (find_func_aliases): Call update_alias_info.
3072         Call handle_ptr_info for tcc_binary expressions.
3073         Call mark_stmt_modified.
3074         (create_variable_info_for): If DECL has subvars, do not create
3075         variables for its subvars.  Always add all the fields.
3076         (set_uids_in_ptset): If the solution includes ANYOFFSET and
3077         SFTs, then add all the SFTs of the structure.
3078         If VI->DECL is an aggregate with subvariables, add the SFT at
3079         VI->OFFSET.
3080         (find_what_p_points_to): If VI is an artificial variable,
3081         translate to bitfields in SSA_NAME_PTR_INFO.
3082         If the solution is empty, set pi->pt_vars to NULL
3083         (init_base_vars): Create ANYOFFSET.
3084         (compute_points_to_sets): Rename from create_alias_vars.
3085         Make extern.
3086         (pass_build_pta): Remove.
3087         (delete_points_to_sets): Rename from delete_alias_vars.
3088         (pass_del_pta): Remove.
3089         * tree-ssa-structalias.h (struct alias_info): Move from
3090         tree-ssa-alias.h.
3091         (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
3092         NUM_REFERENCES_SET): Likewise.
3093         (compute_points_to_sets, delete_points_to_sets): Declare.
3094
3095 2005-07-09  Richard Henderson  <rth@redhat.com>
3096
3097         * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
3098         alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
3099         alpha_split_lock_test_and_set_12): New functions.
3100         * config/alpha/alpha-protos.h: Update.
3101         * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
3102         UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
3103         * config/alpha/sync.md (I12MODE): New.
3104         (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
3105         (sync_<fetchop_name><I48MODE>): Likewise.
3106         (sync_nand<I48MODE>): Likewise.
3107         (sync_old_<fetchop_name><I48MODE>): Likewise.
3108         (sync_new_<fetchop_name><I48MODE>): Likewise.
3109         (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
3110         (sync_compare_and_swap<I48MODE>): Likewise.
3111         (sync_lock_test_and_set<I48MODE>): Likewise.
3112         (sync_compare_and_swap<I12MODE>): New.
3113         (sync_compare_and_swap<I12MODE>_1): New.
3114         (sync_lock_test_and_set<I12MODE>): New.
3115         (sync_lock_test_and_set<I12MODE>_1): New.
3116
3117 2005-07-09  Diego Novillo  <dnovillo@redhat.com>
3118
3119         PR 21356
3120         PR 22332
3121         * passes.c (execute_todo): Cleanup the CFG before updating SSA.
3122
3123 2005-07-09  Jakub Jelinek  <jakub@redhat.com>
3124
3125         * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
3126         in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
3127
3128 2005-07-09  Richard SAndiford  <richard@codesourcery.com>
3129
3130         PR target/21656
3131         * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
3132
3133 2005-07-08  David Edelsohn  <edelsohn@gnu.org>
3134
3135         * config/rs6000/sync.md (load_locked_<mode>): Use Z for
3136         memory_operand constraint.
3137         (store_conditional_<mode>): Same.
3138         (sync_compare_and_swap<mode>): Same.
3139         (sync_lock_test_and_set<mode>): Same.
3140
3141 2005-07-08  Hans-Peter Nilsson  <hp@axis.com>
3142
3143         Rewrite PIC support to more closely model actual instructions.
3144         * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
3145         (cris_symbol): Remove prototypes for removed functions.
3146         (cris_pic_symbol_type_of, cris_valid_pic_const)
3147         (cris_expand_pic_call_address): Prototypes for new functions.
3148         * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
3149         variable.
3150         (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
3151         modifiers.
3152         <case ':'>: Add case for new punctuation character.
3153         <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
3154         emitting (extra) PIC modifier.
3155         <case UNSPEC>: Do not assert for PLT.
3156         (cris_initial_frame_pointer_offset, cris_simple_epilogue)
3157         (cris_expand_prologue, cris_expand_epilogue): Check
3158         for pic_offset_table_rtx usage instead of taking
3159         current_function_uses_pic_offset_table as the final word.
3160         (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
3161         Remove flag_pic difference.
3162         (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
3163         the moral equivalents of...
3164         (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
3165         functions.
3166         (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
3167         (cris_handle_option): Mark ARG as unused.
3168         (cris_expand_pic_call_address): New worker function for "call",
3169         "call_value".
3170         (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
3171         output PIC constructs here.
3172         (cris_output_addr_const_extra): Changes for emitting PIC modifiers
3173         as symbol-specific modifers, not whole or part of operands.
3174         * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
3175         (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
3176         constants and flag_pic.
3177         (CONSTANT_INDEX_P): Adjust for new functions.
3178         (enum cris_pic_symbol_type): New helper type.
3179         (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
3180         * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
3181         (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
3182         define_constants.
3183         ("movsi"): Emit actual instructions for GOT and relative access.
3184         ("*movsi_got_load"): New pattern to set up the register holding
3185         the GOT pointer.
3186         ("*movsi_internal"): Operand 1 is not a plain general_operand.
3187         Adjust FIXME for 'S'.
3188         <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
3189         Use "movs" for -fpic cases.
3190         ("addsi3"): Add alternative for 'S'; use adds.w when possible.
3191         ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
3192         ("call", "call_value"): Just call cris_expand_pic_call_address for
3193         PIC addresses.
3194         ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
3195         Remove special pattern.
3196         ("*expanded_call_side", "*expanded_call_value_side"): New
3197         patterns.
3198         (gotplt-to-plt, gotplt-to-plt-side-call)
3199         (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
3200         peephole2:s.
3201         * config/cris/cris/predicates.md
3202         ("cris_general_operand_or_gotless_symbol"): Remove unused
3203         predicate.
3204         ("cris_general_operand_or_symbol"): Adjust for new functions.
3205
3206 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3207
3208         * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
3209
3210 2005-07-08  Daniel Berlin  <dberlin@dberlin.org>
3211
3212         * Makefile.in (TREE_H): Add treestruct.def.
3213         (c-decl.o): Add pointer-set.h
3214         * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
3215         visibility on regular DECL's.
3216         (merge_decls): Fix the copying of decl nodes of various types for
3217         the new structures.  Don't update RTL, section name, weak status,
3218         etc, on DECL's without RTL.
3219         (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
3220         Don't check volatile on non-variable types.
3221         (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
3222         to check whether we have seen arguments.
3223         * c-objc-common.c (c_tree_printer): Reverse order of tests so that
3224         flag is checked before field (flag is common, field is not).
3225         * dwarf2out.c (decl_ultimate_origin):  Only DECL's with
3226         TS_DECL_COMMON could have an origin.
3227         (add_location_or_const_value_attribute): Don't check section name
3228         on non-var/function decls.
3229         (dwarf2out_var_location): Reverse order of tests.
3230         * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
3231         with DECL_WRTL_CHECK.
3232         * expmed.c (make_tree): rtl is now in decl_with_rtl.
3233         * fold-const.c (fold_binary): Don't check weakness on
3234         non-var/function decls.
3235         (tree_expr_nonzero_p): Ditto.
3236         (fold_checksum_tree): Use tree_decl_extra as sizeof
3237         buffer.
3238         * ggc-page.c (extra_order_size_table): Add sizes for
3239         tree_decl_non_common, tree_parm_decl,  tree_var_decl, and
3240         tree_field_decl.
3241         * gimplify.c (gimplify_bind_expr): Only set
3242         DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
3243         * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
3244         without RTL.
3245         * langhooks-def.h (LANG_HOOK_INIT_TS): New.
3246         * langhooks.h (init_ts). New langhook.
3247         * passes.c (rest_of_decl_compilation): Reverse order of tests.
3248         * print-tree.c (print_node): Update to only print fields that
3249         exist in the structures the passed decl has.
3250         * toplev.c (wrapup_global_declarations): Don't reset
3251         DECL_DEFER_OUTPUT on DECL's that don't contain it.
3252         * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
3253         * tree-inline.c (remap_decl): Ditto.
3254         * tree-outof-ssa.c (create_temp): Reverse order of tests.
3255         * tree-pretty-print.c (print_declaration): Don't print
3256         DECL_REGISTER on things that don't contain it.
3257         * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
3258         non-var/function decls.
3259         * tree.c (tree_contains_struct): New structure.
3260         (init_priority_for_decl): New hashtable.
3261         (tree_int_map): New structure.
3262         (tree_int_map_eq): New function.
3263         (tree_int_map_marked_p): Ditto.
3264         (tree_int_map_hash): Ditto.
3265         (tree_map): Move to tree.h.
3266         (tree_map_eq): Externalize.
3267         (tree_map_hash): Ditto.
3268         (tree_map_marked_p): Ditto.
3269         (init_ttree): Set up tree_contains_struct and call langhook.
3270         (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
3271         (tree_code_size): Update for new structures.
3272         (tree_node_structure): Update for new structures.
3273         (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
3274         without the field.
3275         (copy_node_stat):  Copy init priority.
3276         (build_decl_stat): Ditto for visibility.
3277         (ts_enum_names): New.
3278         (tree_contains_struct_check_failed): New function.
3279         (decl_init_priority_lookup): Ditto.
3280         (decl_init_priority_insert): Ditto.
3281         * treestruct.def: New file.
3282         * tree.h (CODE_CONTAINS_STRUCT): New macro.
3283         (CONTAINS_STRUCT_CHECK): Ditto.
3284         (tree_contains_struct_check_failed): New prototype.
3285         (DECL_CHECK): Removed.
3286         (DECL_MINIMAL_CHECK): New.
3287         (DECL_COMMON_CHECK): Ditto.
3288         (DECL_WRTL_CHECK): Ditto.
3289         (DECL_NON_COMMON_CHECK): Ditto.
3290         (DECL_WITH_VIS_CHECK): Ditto.
3291         (VAR_OR_FUNCTION_DECL_P): Ditto
3292         (struct tree_decl_minimal): New structure.
3293         (struct tree_decl_common): Ditto.
3294         (struct tree_decl_with_rtl): Ditto.
3295         (struct tree_decl_with_vis): Ditto.
3296         (struct tree_decl_non_common): Ditto.
3297         (struct tree_field_decl): Ditto.
3298         (struct tree_parm_decl): Ditto.
3299         (struct tree_var_decl): Ditto.
3300         (struct tree_function_decl): Ditto.
3301         (struct tree_const_decl): Ditto.
3302         (struct tree_result_decl): Ditto.
3303         (union tree_node): Add new structures.
3304         * var-tracking.c (track_expr_p): Reverse order of tests.
3305
3306         * doc/c-tree.texi: Add documentation on DECL node internal structure.
3307
3308 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3309
3310         * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
3311         * system.h: Poison FINALIZE_PIC.
3312         * doc/tm.texi (FINALIZE_PIC): Remove.
3313
3314 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3315
3316         PR tree-opt/22329
3317         * tree-ssa-propagate.c (fold_predicate_in): Convert the value
3318         to the correct type if we have a MODIFY_EXPR.
3319
3320 2005-07-08  Kazu Hirata  <kazu@codesourcery.com>
3321
3322         PR tree-optimization/22360
3323         * tree.c (upper_bound_in_type): Fix calculations for casting
3324         to a non-wider signed type and casting a signed value to a
3325         wider unsigned type.
3326         (lower_bound_in_type): Fix calculations for casting to a
3327         non-wider signed type.
3328
3329         PR tree-optimization/20139
3330         * tree-cfg.c (remove_bb): Check in_ssa_p before calling
3331         release_defs.
3332         * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
3333         fold_cond_expr_cond.
3334         * tree-ssanames.c (release_defs): Assert in_ssa_p.
3335         * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
3336
3337 2005-07-08  Andrew Pinski  <pinskia@physics.uc.edu>
3338
3339         PR tree-opt/22356
3340         * tree-complex.c (expand_complex_libcall): Produce
3341         REALPART_EXPR/IMAGPART_EXPR with the correct type.
3342
3343 2005-07-08  Kenneth Zadeck <zadeck@naturalbridge.com>
3344
3345         * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
3346         bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
3347         b" assert and inserted fastpath code for this case.
3348         (bitmap_ior): Removed "a != b" assert.
3349
3350 2005-07-08  Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3351
3352         * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
3353         (ENDFILE_SPEC): Likewise.
3354         * config/m32r/m32r.h (ASM_SPEC): Likewise.
3355
3356         * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
3357         a large stack frame at epilogue.
3358
3359 2005-07-08  David Billinghurst  <David.Billinghurst@riotinto.com>
3360
3361         * final.c: Include sdbout.h when required.
3362
3363 2005-07-07  Geoffrey Keating  <geoffk@apple.com>
3364
3365         * config.gcc (*-*-darwin*): Only one target-specific header file
3366         for generic darwin.
3367         (powerpc-*-darwin*): Add version-specific header files.
3368         * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
3369         * config.in: Regenerate.
3370         * configure: Regenerate.
3371         * gcc.c: Include xregex.h.
3372         (version_compare_spec_function): New.
3373         (spec_function): Add version-compare.
3374         (replace_outfile_spec_function): Reformat comment.
3375         (compare_version_strings): New.
3376         * config/darwin-c.c (version_as_macro): New.
3377         (builtin_define): New.
3378         (darwin_cpp_builtins): New.
3379         * config/darwin-protos.h (darwin_cpp_builtins): New.
3380         * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
3381         (LIB_SPEC): Make unconditional, update comment.
3382         (TARGET_C99_FUNCTIONS): Define.
3383         * config/darwin.opt: Sort.
3384         (mmacosx-version-min=): New.
3385         * config/darwin7.h: Delete.
3386         * config/darwin8.h: Delete.
3387         * config/i386/darwin.h (): Call darwin_cpp_builtins.
3388         * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
3389         (TARGET_C99_FUNCTIONS): Define.
3390         * config/rs6000/darwin7.h: New.
3391         * config/rs6000/darwin8.h: New.
3392         * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
3393         (-mmacosx-version-min): Document.
3394
3395 2005-07-07  Ian Lance Taylor  <ian@airs.com>
3396
3397         * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
3398
3399 2005-07-07  John David Anglin  <dave.anglin@nrc-crc.gc.ca>
3400
3401         PR middle-end/22239
3402         * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
3403
3404 2005-07-07  Khem Raj  <kraj@mvista.com>
3405
3406         * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
3407         in bytes, not words.
3408
3409 2005-07-07  Paul Brook  <paul@codesourcery.com>
3410
3411         * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
3412         DEFAULT_FUNCTION_ARG_PADDING to upward.
3413
3414 2005-07-07  Richard Henderson  <rth@redhat.com>
3415
3416         * function.c (locate_and_pad_parm): Record parameter alignment in
3417         stack_alignment_needed.
3418
3419 2005-07-07  David Edelsohn  <edelsohn@gnu.org>
3420
3421         * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
3422         UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
3423         (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
3424         UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
3425         (define_attr "type"): Add isync, sync, load_l, store_c.
3426         * config/rs6000/sync.md (memory_barrier): Change to define_expand.
3427         Create scratch volatile MEM.
3428         (sync_internal): New.  POWER mnemonic is dcs, not ics.  Attribute
3429         sync.
3430         (load_locked_<mode>): New.
3431         (store_conditional_<mode>): New.
3432         (sync_compare_and_swap<mode>): Replace with splitter.
3433         (sync_lock_test_and_set<mode>): Replace with splitter.
3434         (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
3435         and UNSPECV_ISYNC.
3436         (isync): Change to unspec_volatile UNSPECV_ISYNC.  POWER mnemonic
3437         is ics.  Attribute isync.
3438         (lwsync): Change to unspec_volatile UNSPECV_LWSYNC.  Attribute
3439         lwsync.
3440         * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
3441         and UNSPECV_SYNC_OP.
3442         (emit_unlikely_jump): New.
3443         (emit_load_locked): New.
3444         (emit_store_conditional): New.
3445         (rs6000_split_compare_and_swap): New.
3446         (rs6000_split_lock_test_and_set): New.
3447         (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
3448         TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
3449         * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
3450         rs6000_split_lock_test_and_set): Declare.
3451         * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
3452         mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
3453         store_c, isync, sync.
3454
3455 2005-07-07  Kelley Cook  <kcook@gcc.gnu.org>
3456
3457         * Makefile.in (echo_quoted_to_gtyp): New template for outputing
3458         filenames to gtyp-gen.h.
3459         (s-typ-gen): Use it in place of for loops.
3460
3461 2005-07-07  J"orn Rennecke <joern.rennecke@st.com>
3462
3463         * hooks.c (hook_bool_rtx_int_false): New function.
3464         * hooks.h (hook_bool_rtx_int_false): Declare.
3465         * target-def.h (TARGET_COMMUTATIVE_P): Define.
3466         (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
3467         * target.h (struct gcc_target): Add commutative_p member.
3468         * targhooks.c (hook_bool_rtx_commutative_p): New function.
3469         * targhooks.h (hook_bool_rtx_commutative_p): Declare.
3470         * pa.c (TARGET_COMMUTATIVE_P): Redefine.
3471         (pa_commutative_p): New function.
3472         * jump.c (target.h): Include.
3473         (rtx_renumbered_equal_p): Use targetm.commutative_p.
3474         * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
3475
3476 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3477
3478         * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
3479         (s390_expand_setmem): New.
3480         * config/s390/s390.c: Likewise.
3481         (print_shift_count_operand): Truncate to 12 bits instead of 6.
3482         Adapt comments.
3483         * config/s390/s390.md: ("setmem<mode>"): Accept character as
3484         general_operand.  Call new function "s390_expand_setmem".
3485         ("clrmem_long", "*clrmem_long"): Rewrite to ...
3486         ("setmem_long", "*setmem_long"): ... this.
3487
3488 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3489
3490         * config/s390/s390.c: (optimization_options): Enable
3491         TARGET_MVCLE at -Os.
3492         * doc/invoke.texi: Document changes in default behaviour.
3493         * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
3494
3495 2005-07-07  Adrian Straetling  <straetling@de.ibm.com>
3496
3497         * expr.c: (set_storage_via_setmem): Convert opchar to mode
3498         defined by back-end.
3499
3500 2005-07-07  Jakub Jelinek  <jakub@redhat.com>
3501
3502         * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
3503         all sets in the pattern.
3504         * config/rs6000/rs6000.md (stack_protect_testsi,
3505         stack_protect_testdi): Likewise.
3506
3507 2005-07-06  Jeff Law  <law@redhat.com>
3508
3509         * tree-vrp.c (simplify_using_ranges): Kill.
3510         (vrp_finalize): Remove call to simplify_using_ranges.
3511         (simplify_stmt_using_ranges): New function extracted from
3512         simplify_using_ranges.
3513         (simplify_div_or_mod_using_ranges): Likewise.
3514         (simplify_abs_using_ranges): Likewise.
3515         (simplify_cond_using_ranges): New function.
3516         * tree-flow.h (simplify_stmt_using_ranges): Prototype.
3517         * tree-ssa-propagate.c (substitute_and_fold): Call
3518         simplify_stmt_using_ranges if we have range information.
3519
3520 2005-07-06  James E. Wilson  <wilson@specifixinc.com>
3521
3522         * config/ia64/ia64.c (ia64_reorg): Check optimize before
3523         ia64_flag_schedule_isns2.
3524
3525         * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
3526         reading/writing general registers.
3527         (ia64_function_arg): Revert 2005-06-18 change.
3528
3529 2005-07-06  John David Anglin  <dave.anglin@nrc-crnc.gc.ca>
3530
3531         * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
3532         (legitimize_tls_address): Use gcc_unreachable instead of abort.
3533
3534 2005-07-06  Kaz Kojima  <kkojima@gcc.gnu.org>
3535
3536         * function.c (expand_function_end): Revert part of 2005-06-27
3537         patch.  Do sjlj_emit_function_exit_after after return_label.
3538
3539 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3540
3541         * doc/install.texi (--disable-libssp): New.
3542
3543 2005-07-06  Fariborz Jahanian <fjahanian@apple.com>
3544
3545         * doc/invoke.texi: Update -fforce-mem documentation.
3546         * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
3547         code for -fforce-mem.
3548         * expmed.c: (store_bit_field,store_fixed_bit_field,
3549         extract_bit_field): Ditto.
3550         * expr.c: (convert_move): Ditto.
3551         * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
3552         expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
3553         emit_conditional_add,expand_float,expand_fix): Ditto.
3554         * opts.c: (decode_options): Remove setting of flag_force_mem flag.
3555         (common_handle_option): Issue warning when -fforce-mem specified.
3556
3557 2005-07-06  Paul Brook  <paul@codesourcery.com>
3558
3559         * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
3560         argument is empty.
3561         * configure: Regenerate.
3562
3563 2005-07-06  J"orn Rennecke <joern.rennecke@st.com>
3564
3565         * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
3566
3567 2005-07-06  Daniel Berlin  <dberlin@dberlin.org>
3568
3569         Fix PR tree-optimization/22319
3570         Fix PR tree-optimization/22140
3571         Fix PR tree-optimization/22310
3572
3573         * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
3574         variable sized types.
3575         Use correct type for intermediate structure on *a = *b structure
3576         copies.
3577
3578 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3579
3580         * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
3581         Remove.
3582         (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
3583         (machine_function): Move typedef to...
3584         * config/rs6000/rs6000.c (machine_function): ... here.  Add
3585         varargs_save_offset field.
3586         (rs6000_stack_t): Remove varargs_size field.
3587         (setup_incoming_varargs): Allocate varargs save area using
3588         assign_stack_local, try to make it as small as possible.
3589         Save offset from virtual_stack_vars_rtx to the save area
3590         in cfun->machine->varargs_save_offset.  Use UNITS_PER_FP_WORD
3591         instead of magic 8 when fp word byte size is used.
3592         (rs6000_va_start): Use cfun->machine->varargs_save_offset
3593         instead of -RS6000_VARARGS_SIZE.
3594         (rs6000_stack_info, debug_stack_info,
3595         rs6000_initial_elimination_offset): Remove all traces of
3596         varargs_size.
3597         * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
3598         * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
3599         RS6000_VARARGS_AREA.
3600
3601 2005-07-06  Zdenek Dvorak  <dvorakz@suse.cz>
3602
3603         PR tree-optimization/21963
3604         * tree-ssa-loop-ivopts.c (get_computation_aff): Use
3605         constant_multiple_of in the same way get_computation_cost_at does.
3606
3607 2005-07-06  Jakub Jelinek  <jakub@redhat.com>
3608
3609         * config/sparc/sparc.h (sparc_compare_emitted): New extern.
3610         * config/sparc/sparc.c (sparc_compare_emitted): New variable.
3611         (gen_compare_reg): If sparc_compare_emitted is set, clear it
3612         and return its previous value.
3613         (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
3614         * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
3615         constants.
3616         (stack_protect_set, stack_protect_test): New expanders.
3617         (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
3618         stack_protect_testdi): New insns.
3619         * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
3620         * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
3621
3622 2005-07-06  Jeff Law  <law@redhat.com>
3623
3624         * tree-ssa-dce.c (cfg_altered): New global.
3625         (tree_dce_init): Initialize cfg_altered.
3626         (remove_dead_stmt): If we remove an edge in the CFG, then set
3627         CFG_ALTERED.
3628         (perform_tree_ssa_dce): If we altered the CFG, then invalidate
3629         the dominators.
3630
3631 2005-07-06  Kazu Hirata  <kazu@codesourcery.com>
3632
3633         * Makefile.in (stamp-collect-ld): Use
3634         $(ORIGINAL_LD_FOR_TARGET) instead of $<.  Don't remove
3635         ./collect-ld if it already exists.
3636         (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
3637         Don't remove ./nm if it already exists.
3638
3639 2005-07-05  Devang Patel  <dpatel@apple.com>
3640
3641         * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
3642         (LOOP_VINFO_LOC, LOOP_LOC): Remove.
3643         * tree-vectorizer.c (vect_loop_location): New.
3644         (vect_print_dump_info): Use vect_loop_location.
3645         (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
3646         (vectorize_loops): Set vect_loop_location.
3647         * tree-vect-analyze.c (vect_analyze_offset_expr,
3648         vect_determin_vectorization_factor, vect_analyze_operations,
3649         vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
3650         vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
3651         vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
3652         vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
3653         vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
3654         vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
3655         vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
3656         vect_analyze_loop): Adjust vect_print_dump_info API.
3657         * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
3658         vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
3659         vect_finish_stmt_generation, vectorizable_assignment,
3660         vectorizable_operation, vectorizable_store, vectorizable_load,
3661         vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
3662         vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
3663         vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
3664         vect_transform_loop): Same.
3665         * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
3666         vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
3667         Same.
3668
3669 2005-07-05  Randolph Chung  <tausq@debian.org>
3670
3671         * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
3672         * configure: Regenerate.
3673         * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
3674         (pa_tls_referenced_p): Declare.
3675         * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
3676         (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
3677         (legitimize_tls_address): New.
3678         (hppa_legitimize_address): Handle TLS addresses.
3679         (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
3680         (TARGET_CANNOT_FORCE_CONST_MEM): Define.
3681         (emit_move_sequence): Handle TLS addresses.
3682         (pa_encode_section_info): Call default handler to handle common
3683         sections.
3684         * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
3685         (CONSTANT_ADDRESS_P): Reject TLS operands.
3686         (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
3687         * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
3688         (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
3689         (UNSPEC_TLSLE): Define new constants.
3690         (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
3691         * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
3692         (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
3693         (tie_symbolic_operand, tle_symbolic_operand): New
3694
3695 2005-07-06  Kelley Cook  <kcook@gcc.gnu.org>
3696
3697         * aclocal.m4: Update macros for autoconf 2.59 style.
3698         * configure.ac: Likewise.
3699
3700 2005-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3701
3702         * pa.c (function_value): Handle small aggregates on 32-bit targets.
3703         (function_arg): Pass small aggregates in general registers on 32-bit
3704         targets.
3705         * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
3706
3707 2005-07-05  Andrew Pinski  <pinskia@physics.uc.edu>
3708
3709         * Makefile.in (final.o): Fix dependencies.
3710
3711 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3712
3713         PR c/22013
3714         PR c/22098
3715         * langhooks.h (struct lang_hooks): Add expr_to_decl.
3716         * langhooks.c (lhd_expr_to_decl): New.
3717         * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
3718         New.
3719         (LANG_HOOKS_INITIALIZER): Update.
3720         * tree.c (recompute_tree_invarant_for_addr_expr): Call
3721         expr_to_decl langhook.
3722         * c-tree.h (c_expr_to_decl): Declare.
3723         * c-typeck.c (c_expr_to_decl): New.
3724         (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
3725         specially.
3726         * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
3727
3728 2005-07-05  Joseph S. Myers  <joseph@codesourcery.com>
3729
3730         PR c/22308
3731         * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
3732         C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
3733
3734 2005-07-05  Paolo Bonzini  <bonzini@gnu.org>
3735
3736         * Makefile.in: Adjust dependencies.
3737         * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
3738         * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
3739         * alias.c (rest_of_handle_cfg, pass_cfg): New.
3740         * bb-reorder.c (duplicate_computed_gotos): Make it static.
3741         * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
3742         rest_of_compilation.
3743
3744         * bb-reorder.c (gate_duplicate_computed_gotos,
3745         pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
3746         rest_of_handle_reorder_blocks, pass_reorder_blocks,
3747         gate_handle_partition_blocks, rest_of_handle_partition_blocks,
3748         pass_partition_blocks): New.
3749         * bt-load.c (gate_handle_branch_target_load_optimize,
3750         rest_of_handle_branch_target_load_optimize,
3751         pass_branch_target_load_optimize): New.
3752         * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
3753         pass_jump2): New.
3754         * cfglayout.c (pass_insn_locators_initialize): New.
3755         * cfgrtl.c (pass_free_cfg): New.
3756         * combine.c (gate_handle_combine, rest_of_handle_combine,
3757         pass_combine): New.
3758         * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
3759         gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
3760         * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
3761         * except.c (pass_set_nothrow_function_flags,
3762         pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
3763         pass_rtl_eh): New.
3764         * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
3765         rest_of_handle_shorten_branches, pass_shorten_branches,
3766         rest_of_clean_state, pass_clean_state): New.
3767         * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
3768         rest_of_handle_remove_death_notes, pass_remove_death_notes,
3769         rest_of_handle_life, pass_life, rest_of_handle_flow2,
3770         pass_flow2): New.
3771         * function.c (pass_instantiate_virtual_regs, pass_init_function,
3772         rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
3773         * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
3774         pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
3775         pass_gcse): New.
3776         * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
3777         * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
3778         pass_rtl_ifcvt, gate_handle_if_after_combine,
3779         rest_of_handle_if_after_combine, pass_if_after_combine,
3780         gate_handle_if_after_reload, rest_of_handle_if_after_reload,
3781         pass_if_after_reload): New.
3782         * integrate.c (pass_initial_value_sets): New.
3783         * jump.c (pass_cleanup_barriers, purge_line_number_notes,
3784         pass_purge_lineno_notes): New.
3785         * mode-switching.c (rest_of_handle_mode_switching,
3786         pass_mode_switching): New.
3787         * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
3788         * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
3789         pass_loop2): New.
3790         * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
3791         pass_loop_optimize): New.
3792         * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
3793         pass_sms): New.
3794         * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
3795         pass_gcse2): New.
3796         * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
3797         pass_postreload_cse): New.
3798         * profile.c (gate_handle_profiling, pass_profiling,
3799         rest_of_handle_branch_prob, pass_branch_prob): New.
3800         * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
3801         pass_split_before_regstack, gate_handle_split_before_regstack,
3802         gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
3803         rest_of_handle_split_all_insns, pass_split_all_insns): New.
3804         * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
3805         pass_stack_regs): New.
3806         * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
3807         gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
3808         pass_stack_adjustments): New.
3809         * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
3810         pass_regrename): New.
3811         * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
3812         pass_delay_slots, gate_handle_machine_reorg,
3813         rest_of_handle_machine_reorg, pass_machine_reorg): New.
3814         * rtl.h (extern void purge_line_number_notes): New.
3815         * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
3816         gate_handle_sched2, rest_of_handle_sched2, pass_sched,
3817         pass_sched2): New.
3818         * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
3819         pass_tracer): New.
3820         * value-prof.c (gate_handle_value_profile_transformations,
3821         rest_of_handle_value_profile_transformations,
3822         pass_value_profile_transformations): New.
3823         * var-tracking.c (gate_handle_var_tracking,
3824         pass_variable_tracking): New.
3825         * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
3826
3827         * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
3828         rest_of_handle_delay_slots, rest_of_handle_stack_regs,
3829         rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
3830         rest_of_handle_old_regalloc, rest_of_handle_regrename,
3831         rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
3832         rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
3833         rest_of_handle_gcse2, rest_of_handle_regmove,
3834         rest_of_handle_tracer, rest_of_handle_if_conversion,
3835         rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
3836         rest_of_handle_web, rest_of_handle_branch_prob,
3837         rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
3838         rest_of_handle_jump_bypass, rest_of_handle_combine,
3839         rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
3840         rest_of_handle_gcse, rest_of_handle_loop_optimize,
3841         rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
3842         rest_of_handle_mode_switching, rest_of_handle_jump,
3843         rest_of_handle_eh, rest_of_handle_stack_adjustments,
3844         rest_of_handle_flow2, rest_of_handle_jump2,
3845         rest_of_handle_peephole2, rest_of_handle_postreload,
3846         rest_of_handle_shorten_branches, rest_of_clean_state,
3847         rest_of_compilation): Remove.
3848
3849         * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
3850         * passes.c (dump_flags, in_gimple_form, all_passes,
3851         all_ipa_passes, all_lowering_passes, register_one_dump_file,
3852         register_dump_files, next_pass_1, last_verified, execute_todo,
3853         execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
3854         from tree-optimize.c.
3855         (init_optimization_passes): Moved from tree-optimize.c,
3856         adding the RTL optimizations.
3857         * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
3858         * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
3859         all_ipa_passes, all_lowering_passes, register_one_dump_file,
3860         register_dump_files, next_pass_1, last_verified, execute_todo,
3861         execute_one_pass, execute_pass_list, execute_ipa_pass_list,
3862         init_tree_optimization_passes, ipa_passes): Delete.
3863         * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
3864         the RTL dumps.
3865         (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
3866         dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
3867         from tree.h.
3868         (ipa_passes): Remove.
3869         (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
3870         * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
3871         dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
3872         dump_switch_p, dump_flag_name): Moved to tree-pass.h.
3873         (dump_info_p, dump_flag): Moved to tree-dump.h.
3874
3875         * Makefile.in: Adjust dependencies for tree-pretty-print.c,
3876         cgraph.c, opts.c.
3877         * passes.c (finish_optimization_passes): Use dump_begin
3878         and dump_end, TDI_end.
3879         (gate_rest_of_compilation): New.
3880         (pass_rest_of_compilation): Use it.
3881         (gate_postreload, pass_postreload): New.
3882         * toplev.c (general_init): Rename init_tree_optimization_passes.
3883         * toplev.h (init_tree_optimization_passes): Rename to
3884         init_optimizations_passes.
3885         * tree-dump.c (dump_flag): Make static.
3886         (dump_files): Remove RTL dumps.
3887         * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
3888         pass_cleanup_cfg, pass_free_cfg_annotations,
3889         pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
3890         pass_init_datastructures, pass_fixup_cfg): Make non-static.
3891         * tree-pretty-print.c: Include tree-pass.h.
3892         * cgraph.c: Include tree-dump.h.
3893
3894 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
3895
3896         * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
3897         Only fall back to saying it points to readonly memory if
3898         we can't do better.
3899
3900 2005-07-05  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
3901
3902         * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
3903         * config/m32r/m32r.c (m32r_compute_frame_size,
3904         m32r_expand_prologue): Take current_function_profile into
3905         account whenever we reference
3906         current_function_uses_pic_offset_table.
3907         (m32r_finalize_pic): Remove.
3908         * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
3909
3910 2005-07-05  Kazu Hirata  <kazu@codesourcery.com>
3911
3912         * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
3913         instead of $<.  Don't remove ./as if it already exists.
3914
3915 2005-07-04  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3916
3917         PR target/21723
3918         * pa.md: Remove fcpy alternative from movhi and movqi patterns.
3919         * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
3920         for complex modes when generating code for PA 1.0.
3921         (VALID_FP_MODE_P): New macro.
3922         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
3923         sets for all general and floating point modes.  Align wide floating
3924         point modes to even register boundaries to comply with architectural
3925         requirements.
3926         (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
3927         * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
3928         (VALID_FP_MODE_P): New macro.
3929         (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P.  Use non-overlapping register
3930         sets for all general and floating point modes.  Align wide floating
3931         point modes to even register boundaries to comply with architectural
3932         requirements.
3933
3934 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3935
3936         * tree-dump.c (dump_files): Initialize dump number for .cgraph
3937         to 0.
3938
3939 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3940
3941         * tree-ssa-structalias.c: Don't include expr.h.
3942
3943 2005-07-04  Diego Novillo  <dnovillo@redhat.com>
3944
3945         * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
3946         comments.
3947
3948 2005-07-04  Daniel Berlin  <dberlin@dberlin.org>
3949
3950         Fix PR tree-optimization/22279
3951
3952         * tree-ssa-structalias.c (offset_overlaps_with_access): Use
3953         correct operator.
3954
3955 2005-07-04  J"orn Rennecke <joern.rennecke@st.com>
3956
3957         * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
3958
3959 2005-07-03  Joseph S. Myers  <joseph@codesourcery.com>
3960
3961         * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
3962         cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
3963         config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
3964         config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
3965         config/stormy16/stormy16.c, config/v850/v850.c,
3966         config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
3967         except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
3968         Avoid "." or "\n" at end of diagnostics and capital letters at
3969         start of diagnostics.
3970         * combine.c, cse.c: Don't translate dump file output.
3971         * toplev.c (print_version): Only translate output if going to
3972         stderr.
3973
3974 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
3975
3976         * c-decl.c, tree-object-size.c, tree-vectorizer.c,
3977         config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
3978         typos.
3979
3980 2005-07-03  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
3981
3982         * pa.c (fix_range): Fix typo in comment.
3983
3984 2005-07-03  Kazu Hirata  <kazu@codesourcery.com>
3985
3986         * tree-vrp.c (extract_range_from_assert): Replace
3987         fold (build (...)) with fold_build2.
3988
3989 2005-07-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
3990
3991         * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
3992         gcc_gfc_char_table, init_dynamic_gfc_info): New.
3993         (format_types_orig, handle_format_attribute): Add support for
3994         format "gcc_gfc".
3995
3996 2005-07-03  Gabriel Dos Reis  <gdr@integrable-solutions.net>
3997
3998         * varasm.c (assemble_variable): Fix format specifier thinko.
3999
4000 2005-07-03  Ira Rosen  <irar@il.ibm.com>
4001
4002         PR tree-optimization/22029 (and 22135)
4003         * tree-pretty-print.c (dump_generic_node): Check that the node is not
4004         a phi node before calling dump_vops.
4005
4006 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4007
4008         * tree-dump.h (dump_string_field): Declare.
4009         * tree-dump.c: Use it instead of dump_string.
4010         (dump_string_field): Make non-static.
4011
4012 2005-07-03  Kaz Kojima  <kkojima@gcc.gnu.org>
4013
4014         * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
4015         up the minimal CFG stuff always when optimize > 0.  Call
4016         split_all_insns_noflow in PIC case if needed.
4017
4018 2005-07-02  Gabriel Dos Reis  <gdr@integrable-solutions.net>
4019             Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
4020
4021         PR c++/18279