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1 2004-07-12  David S. Miller  <davem@nuts.davemloft.net>
2
3         * config/sparc/sparc.md (ashlsi3): Eliminate const 1
4         special case.
5         (ashldi3_sp64): Likewise.
6
7 2004-07-12  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
8
9         PR target/16477
10         * pa.c (function_arg): Update comment.
11         * pa.h (BLOCK_REG_PADDING): Define.
12
13 2004-07-12  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
14
15         PR tree-optimization/16461
16         * tree-tailcall.c (independent_of_stmt_p): Handle non-SSA name
17         arguments of phi nodes.
18
19 2004-07-12  Devang Patel  <dpatel@apple.com>
20
21         * doc/invoke.texi (Darwin Options): Document -gused and -gfull.
22         
23 2004-07-12  Steve Ellcey  <sje@cup.hp.com>
24
25         * function.c (expand_function_start): Ensure r_save is in Pmode.
26         * calls.c (prepare_call_address): Ensure static_chain_value is
27         in Pmode.
28         * builtins.c (expand_builtin_nonlocal_goto): Ensure r_label and
29         r_save_area are in Pmode.
30         * config/ia64/ia64.c (ia64_initialize_trampoline): Ensure addr,
31         fnaddr, and static_chain are in Pmode.
32
33 2004-07-12  Vladimir Makarov  <vmakarov@redhat.com>
34
35         PR target/16445
36         * config/ia64/ia64.c (bundling): Don't count ignored insns.
37
38 2004-07-12  Richard Henderson  <rth@redhat.com>
39
40         * target.h (struct gcc_target): Move gimplify_va_arg_expr
41         next to build_builtin_va_list.
42         * target-def.h (TARGET_GIMPLIFY_VA_ARG_EXPR): Update to match.
43         * builtins.c (gimplify_va_arg_expr): Likewise.
44         * gimplify.c (copy_if_shared_r): Likewise.
45
46 2004-07-12  Alexandre Oliva  <aoliva@redhat.com>
47
48         * passes.c (rest_of_decl_compilation): Don't defer call of
49         assemble_variable if its DECL_RTL is already set.
50
51 2004-07-12  Sebastian Pop  <pop@cri.ensmp.fr>
52
53         * cfgloop.h (struct loop): Add nb_iterations field.
54         (current_loops): Declare.  
55         * tree-chrec.c (chrec_not_analyzed_yet,
56         chrec_dont_know, chrec_known, count_ev_in_wider_type,
57         chrec_contains_symbols_defined_in_loop): Remove the temporary
58         hooks. 
59         * tree-flow-inline.h (loop_containing_stmt): New function.
60         * tree-scalar-evolution.c: Add implementation.
61         * tree-scalar-evolution.h: Add declarations.
62
63 2004-07-12 Vladimir Makarov <vmakarov@redhat.com>
64
65         PR rtl-optimization/15921
66         * Makefile.in (global.o): Add recog.h.
67         
68         * global.c (recog.h): Add the include-clause.
69         (bb_info): New member earlyclobber.
70         (allocate_bb_info, free_bb_info): Initialize/finish the new
71         member.
72         (earlyclobber_regclass, earlyclobber_regclass_length): The new
73         global variables.
74         (check_earlyclobber, regclass_intersect,
75         mark_reg_use_for_earlyclobber, mark_reg_use_for_earlyclobber_1):
76         New functions.
77         (calculate_local_reg_bb_info): Calculate value of earlyclobber.
78         (make_accurate_live_analysis): Modify pavin.
79         
80 2004-07-12  Diego Novillo  <dnovillo@redhat.com>
81
82         * tree-cfg.c (find_taken_edge): Statically compute the truth
83         value of a predicate comparing an SSA_NAME to itself.
84
85 2004-07-12  Roger Sayle  <roger@eyesopen.com>
86
87         * config/rs6000/rs6000.c (rs6000_rtx_costs): Indicate that the
88         rs6000 doesn't have shift-and-add or shift-and-sub instructions
89         by returning the cost of a multiplication plus an addition.
90
91 2004-07-12  Paolo Bonzini  <bonzini@gnu.org>
92
93         PR tree-optimization/14107
94         * gimplify.c (gimplify_return_expr): Accept a
95         RETURN_EXPR with an error argument.
96         * tree-optimize.c (init_tree_optimization_passes):
97         Run pass_warn_function_return at -O0.
98
99 2004-07-12  Roger Sayle  <roger@eyesopen.com>
100
101         * doc/invoke.texi: Correct -fasynchronous-unwind-tables option
102         index entry.
103
104 2004-07-12  Richard Sandiford  <rsandifo@redhat.com>
105
106         * config/mips/mips.c (mips_use_dfa_pipeline_interface): Delete.
107         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
108         * config/mips/3000.md: Add copyright notice.  Remove automota and
109         function units; use generic ones instead.  Only define reservations
110         for things that are different from generic.md.  Extend each clause
111         to include r3900.
112         * config/mips/{4000,4100,4300,4600,5000,6000,generic}.md: New files.
113         * config/mips/mips.md: Include them. Remove define_function_units.
114         (alu, imuldiv): New automata and units.
115
116 2004-07-12  Ben Elliston  <bje@au.ibm.com>
117
118         * doc/invoke.texi (Optimize Options): Document -frename-registers
119         not being enabled by default at -O3.
120
121 2004-07-11  Roger Sayle  <roger@eyesopen.com>
122
123         * fold-const.c (fold) <PLUS_EXPR>: Canonicalize X + -C as X - C for
124         floating point additions, to keep real immediate constant positive.
125         <MINUS_EXPR>:  For floating point subtractions, only transform X - -C
126         into X + C, and leave positive real constants as X - C.
127
128 2004-07-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
129
130         * pa.c (hppa_gimplify_va_arg_expr): Remove comment.
131
132 2004-07-11  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
133
134         PR tree-optimization/15654
135         * tree-tailcall.c (eliminate_tail_call): Remove unreachable code.
136
137 2004-07-11  Roger Sayle  <roger@eyesopen.com>
138
139         * builtins.c (fold_builtin_fputs): Don't bother converting the
140         return type to integer_type_node, as we've already checked that
141         the result will be ignored.
142
143         * tree-eh.c (tree_could_trap_p): Add support for -ftrapv such
144         that signed addition, subtraction, multiplication, division,
145         remainder, negation and absolute value may potentially trap.
146
147         * fold-const.c (fold_ignored_result): New function to strip
148         non-side-effecting tree nodes from an expression whose result
149         is ignored.
150         (fold_convert): Call fold_ignored_result when casting a value
151         to VOID_TYPE.
152         (omit_one_operand):  Call fold_ignored_result on the "omitted"
153         operand when building a COMPOUND_EXPR.
154         (pedantic_omit_one_operand): Likewise.
155         * tree.h (fold_ignored_result): Prototype here.
156         * tree-ssa-ccp.c (ccp_fold_builtin): Call fold_ignored_result
157         when we're going to ignore the result.
158
159 2004-07-11  Richard Henderson  <rth@redhat.com>
160
161         PR tree-opt/16383
162         * tree-ssa-ccp.c (fold_stmt_r): Split out...
163         * tree.c (fields_compatible_p, find_compatible_field): ... new.
164         * tree.h (fields_compatible_p, find_compatible_field): Declare.
165         * tree-sra.c (sra_hash_tree): Hash fields by offset.
166         (sra_elt_eq): Use fields_compatible_p.
167         (generate_one_element_ref): Use find_compatible_field.
168
169 2004-07-11  Richard Henderson  <rth@redhat.com>
170
171         PR tree-opt/16422
172         * tree-sra.c (generate_one_element_init): New.
173         (generate_element_init): Use it.
174         (scalarize_init): Push/pop gimplify context around it.
175         (find_new_referenced_vars_1, find_new_referenced_vars): New.
176         * gimplify.c (gimplify_expr): Allow SSA_NAME.
177
178 2004-07-11  Roger Sayle  <roger@eyesopen.com>
179
180         * rtlanal.c (insn_rtx_cost): New function, moved and renamed from
181         combine.c's combine_insn_cost.
182         * rtl.h (insn_rtx_cost): Prototype here.
183         * combine.c (combine_insn_cost): Delete function.
184         (combine_validate_cost): Update callers of combine_insn_cost to
185         call insn_rtx_cost instead.
186         (combine_instructions): Likewise.  Use NONJUMP_INSN_P to avoid
187         requesting the rtx_cost of call and/or jump instructions.
188
189         * ifcvt.c (total_bb_rtx_cost): Use insn_rtx_cost instead of calling
190         rtx_cost directly.  Don't request/use the cost of call or jump
191         instructions.  Return -1 if the cost of any instruction can't be
192         determined (or the BB contains a function call).
193         (find_if_case_1): Abort transformation if total_bb_rtx_cost returns
194         -1 (i.e. can't determine the cost of any instruction or the basic
195         block contains a subroutine call).
196         (find_if_case_2): Likewise.
197
198 2004-07-11  Roger Sayle  <roger@eyesopen.com>
199
200         * rs6000.c (struct processor_costs): Change semantics of fields to
201         include the COST_N_INSNS scaling, and update all initializers.
202         (rs6000_rtx_costs): Don't use COSTS_N_INSNS on rs6000_cost fields.
203         Use COSTS_N_INSNS(1) for NOT, SIGN_EXTEND, ZERO_EXTEND and COMPARE.
204         Use rs6000_cost->fp for both FLOAT_TRUNCATE and UNSPEC_FRSP.  When
205         optimizing for size, use COSTS_N_INSNS(1) for CALL and IF_THEN_ELSE.
206
207 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
208
209         * LANGUAGES: Remove obsolete information.
210
211 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
212
213         * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): For SIGSEGV and 
214         SIGBUS signal frames, the PSW address points *to* the faulting
215         instruction, not after it.
216
217 2004-07-11  Ulrich Weigand  <uweigand@de.ibm.com>
218
219         * config/s390/s390.c (legitimize_tls_address): Handle constant offsets
220         added to TLS symbol addresses.
221
222 2004-07-11  Richard Henderson  <rth@redhat.com>
223
224         * expmed.c (init_expmed): Use stack-local structures for 
225         temporary rtl.  Don't recognize shifts.
226
227 2004-07-11  Richard Henderson  <rth@redhat.com>
228
229         * expr.c (store_expr): Don't fiddle subreg promotion for types
230         with precision smaller than the mode.
231
232 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
233
234         * tree.h (all_types_permanent): Remove.
235
236 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
237
238         * langhooks.h (estimate_num_insns, pushlevel, poplevel, set_block,
239         maybe_build_cleanup, update_decl_after_saving): Remove hooks.
240         * langhooks.c (lhd_clear_binding_stack): Remove.
241         * langhooks-def.h (lhd_clear_binding_stack,
242         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
243         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING,
244         LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS, LANG_HOOKS_PUSHLEVEL,
245         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
246         (LANG_HOOKS_CLEAR_BINDING_STACK): Define to lhd_do_nothing.
247         * system.h (LANG_HOOKS_TREE_INLINING_ESTIMATE_NUM_INSNS,
248         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_SET_BLOCK,
249         LANG_HOOKS_MAYBE_BUILD_CLEANUP,
250         LANG_HOOKS_UPDATE_DECL_AFTER_SAVING, LANG_HOOKS_POPLEVEL): Poison.
251         * tree.h (poplevel): Don't declare.
252         * c-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK, LANG_HOOKS_PUSHLEVEL,
253         LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK): Remove.
254         * objc/objc-lang.c (LANG_HOOKS_CLEAR_BINDING_STACK,
255         LANG_HOOKS_PUSHLEVEL, LANG_HOOKS_POPLEVEL, LANG_HOOKS_SET_BLOCK):
256         Remove.
257
258 2004-07-11  Joseph S. Myers  <jsm@polyomino.org.uk>
259
260         PR tree-optimization/16437
261         * c-common.c (shorten_compare): Don't mark result of conversion to
262         narrower signed type as overflowing.
263         * fold-const.c (decode_field_reference): Determine whether
264         signedness comes from outer type using precision rather than size.
265
266 2004-07-11  Phil Edwards  <phil@codesourcery.com>
267
268         * configure.ac:  Alphabetize --enable-checking list, add
269         missing valgrind entry.
270         * configure:  Regenerate.
271
272 2004-07-11  Phil Edwards  <phil@codesourcery.com>
273
274         * doc/install.texi (Testing):  Fix syntax in "make check" example.
275
276 2004-07-10  James E Wilson  <wilson@specifixinc.com>
277
278         * config/gofast.h (gofast_maybe_init_libfuncs): Use SImode for litodp.
279
280 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
281
282         PR rtl-optimization/16001
283         * loop-iv.c (iv_number_of_iterations): Prevent copy propagation in
284         niter_expr.
285
286 2004-07-10  Geoffrey Keating  <geoffk@apple.com>
287
288         * config/darwin.h (LINK_COMMAND_SPEC): Don't call c++filt.
289
290 2004-07-10  Steve Kargl  <sgk@troutmask.apl.washington.edu>
291             James Morrison  <phython@gcc.gnu.org>
292
293         * doc/contrib.texi (Contributors): Add gfortran contributors and
294         fix a couple of typos.
295
296 2004-07-10  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
297
298         PR rtl-optimization/15387
299         * calls.c (check_sibcall_argument_overlap_1): Handle pointers
300         to incoming args space correctly.
301
302 2004-07-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
303
304         * pa.c (output_indirect_call): Only use %r2 as the link register in
305         indirect calls with the long PA 2.0 pc-relative branch.
306
307 2004-07-10  Daniel Jacobowitz  <dan@debian.org>
308
309         * config/i386/i386.c (override_options): Pick a 64-bit CPU
310         for the default tuning if TARGET_64BIT.
311
312 2004-07-10  Richard Henderson  <rth@redhat.com>
313
314         * builtins.c (std_gimplify_va_arg_expr): Widen align/boundary
315         to HOST_WIDE_INT.  Fold pad-args-down arithmetic.
316
317 2004-07-10  Jakub Jelinek  <jakub@redhat.com>
318
319         * expr.h (store_bit_field, extract_bit_field): Remove last argument.
320         * expmed.c (store_bit_field, extract_bit_field): Remove last
321         argument.
322         * builtins.c (expand_builtin_signbit): Adjust callers.
323         * optabs.c (expand_vector_binop, expand_vector_unop): Likewise.
324         * calls.c (store_unaligned_arguments_into_pseudos): Likewise.
325         * ifcvt.c (noce_emit_move_insn): Likewise.
326         * stmt.c (expand_return): Likewise.
327         * expr.c (emit_group_load, emit_group_store, copy_blkmode_from_reg,
328         store_field, expand_expr_real_1): Likewise.
329
330 2004-07-10  Richard Henderson  <rth@redhat.com>
331
332         * builtins.c (std_gimplify_va_arg_expr): Fix borked BIT_AND_EXPR.
333
334 2004-07-09  Mike Stump  <mrs@apple.com>
335
336         * config/darwin.c (no_dead_strip): Add.
337         (HAVE_DEAD_STRIP): Add.
338         (darwin_emit_unwind_label): Ensure that we don't dead code strip
339         the .eh label.
340
341 2004-07-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
342
343         * tree-ssa-loop-im.c: New file.
344         * Makefile.in (tree-ssa-loop-im.o): Add.
345         * cfgloop.c (superloop_at_depth): New function.
346         * cfgloop.h (superloop_at_depth): Declare.
347         * common.opt (ftree-lim): New flag.
348         * expr.c (array_ref_up_bound): New function.
349         * params.def (PARAM_LIM_EXPENSIVE): New parameter.
350         * timevar.def (TV_LIM): New timevar.
351         * tree-dfa.c (compute_immediate_uses): Respect TDFA_USE flags when
352         computing immediate uses of a phi node.
353         * tree-flow.h (struct tree_ann_common_d): Add aux field.
354         (loop_commit_inserts, for_each_index, tree_ssa_lim): Declare.
355         * tree-optimize.c (init_tree_optimization_passes): Add pass_lim.
356         * tree-pass.h (pass_lim): Declare.
357         * tree-ssa-loop.c (tree_ssa_loop_im, gate_tree_ssa_loop_im): New
358         functions.
359         (pass_lim): New pass structure.
360         * tree-eh.c (tree_could_trap_p): Handle ARRAY_REFs correctly.
361         * tree.c (in_array_bounds_p): New function.
362         * tree.h (TREE_THIS_NOTRAP): Define also for ARRAY_REFs.
363         (in_array_bounds_p, array_ref_up_bound): Declare.
364         * doc/invoke.texi (-ftree-lim, --param lim-expensive): Document.
365         * doc/passes.texi (tree-ssa-loop-im.c): Document.
366
367 2004-07-09  Richard Henderson  <rth@redhat.com>
368
369         * builtins.c (expand_builtin_stpcpy): Don't modify len.
370
371         * tree-ssa-ccp.c (ccp_fold_builtin): Strip conversion exprs
372         with prejudice.
373
374 2004-07-10  Kelley Cook  <kcook@gcc.gnu.org>
375
376         * flags.h: Delete redundant prototypes that are being generated
377         in options.h from common.opt.
378         * common.opt: Add in the expository comments formerly in flags.h.
379
380 2004-07-09  Jan Beulich  <jbeulich@novell.com>
381
382         * config/i386/i386.c (init_cumulative_args): Set mmx/sse registers
383         available for use only when TARGET_MMX/_SSE is set, and check for
384         variable argument function if any register count is non-zero.
385         (function_arg): Correctly suppress repeated warnings for passing SSE
386         vectors are arguments without SSE enabled.
387         (ix86_function_arg_boundary): Without SSE enabled, the use of what
388         would be SSE register modes does no longer influence the alignment.
389
390 2004-07-09  Richard Henderson  <rth@redhat.com>
391
392         * builtins.c (std_gimplify_va_arg_expr): Deny ARGS_GROW_DOWNWARD.
393         Always align upward to arg boundary.  Use size_in_bytes/round_up.
394         Maintain type-correctness of constants.
395         * stor-layout.c (round_up, round_down): Special-case powers of 2.
396
397 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
398
399         * config/sparc/sparc.c (*_costs): Scale instruction costs
400         by COSTS_N_INSNS.
401         (sparc_rtx_costs): Adjust as appropriate.
402
403 2004-07-09  Jan Beulich  <jbeulich@novell.com>
404
405         * config/i386/mm3dnow.h: New.
406         * config.gcc: Add mm3dnow.h to extra_headers for i?86 and x86-64.
407
408 2004-07-09  Richard Henderson  <rth@redhat.com>
409
410         * simplify-rtx.c (simplify_const_relational_operation): Only
411         look at bounds of scalar integers.
412
413 2004-07-09  Jan Beulich  <jbeulich@novell.com>
414
415         * config/i386/i386.md (sse2_clflush): Use correct operand for clflush.
416
417 2004-07-09  Andrew Pinski  <apinski@apple.com>
418
419         * objc/objc-act.c (build_module_descriptor): Mark UOBJC_MODULES_decl as
420         always referenced.
421         (synth_forward_declarations): Likewise for UOBJC_CLASS_decl and
422         UOBJC_METACLASS_decl.
423
424 2004-07-09  James E Wilson  <wilson@specifixinc.com>
425
426         PR target/16364
427         * config/ia64/ia64.c (ia64_function_arg): For a single element HFA,
428         do return a parallel if hfa_mode == XFmode and mode == TImode.
429
430 2004-07-09  Jan Beulich  <jbeulich@novell.com>
431
432         * c-typeck.c (build_unary_op): include VECTOR_TYPE in set of codes
433         permissible for unary plus.
434
435 2004-07-09  Jan Beulich  <jbeulich@novell.com>
436
437         * builtin-types.def (BT_UINT): Rename from BT_UNSIGNED.
438         (BT_FN_UINT): Rename from BT_FN_UNSIGNED.
439         (BT_FN_PTR_UINT): Rename from BT_FN_PTR_UNSIGNED.
440         (BT_ULONG, BT_ULONGLONG, BT_UINTMAX, BT_FN_INT_UINT, BT_FN_INT_ULONG,
441         BT_FN_INT_ULONGLONG, BT_FN_INT_INTMAX, BT_FN_INT_UINTMAX): New.
442         * builtins.def (BUILTIN_CLZxxx, BUILTIN_CTXxxx, BUILTIN_PARITYxxx,
443         BUILTIN_POPCOUNTxxx): Arguments are unsigned.
444         (BUILTIN_xxxIMAX): New.
445         * builtins.c (expand_builtin): Handle BUILT_IN_FFSIMAX,
446         BUILT_IN_CLZIMAX, BUILT_IN_CTZIMAX, BUILT_IN_POPCOUNIMAX, and
447         BUILT_IN_PARITYIMAX.
448
449 2004-07-09  David S. Miller  <davem@nuts.davemloft.net>
450
451         * config/sparc/sparc.h (processor_costs): Define.
452         (sparc_costs): Declare.
453         * config/sparc/sparc.c (cypress_costs, supersparc_costs,
454         hypersparc_costs, sparclet_costs, ultrasparc_costs,
455         ultrasparc3_costs): New.
456         (sparc_override_options): Set sparc_costs as appropriate.
457         (sparc_rtx_costs): Use sparc_costs instead of messy
458         conditionals.
459         
460 2004-07-09  Steven Bosscher  <stevenb@suse.de>
461
462         * doc/md.texi (Processor pipeline description): Mention that
463         the old pipeline description is deprecated.
464
465         * config/rs6000/7450.md (automaton ppc7450): Split up, move
466         mciu_7450 function unit to...
467         (automaton ppc7450mciu): ...new automaton.
468
469         * haifa-sched.c (insert_schedule_bubbles_p): Remove.
470         (schedule_block): Don't consider inserting bubbles.
471         (sched_init): Don't initialize DFA bubbles.
472         * target-def.h (TARGET_SCHED_INIT_DFA_BUBBLES,
473         TARGET_SCHED_DFA_BUBBLE): Remove.
474         * target.h (init_dfa_bubbles, dfa_bubble): Remove hooks.
475         * doc/tm.texi (TARGET_SCHED_INIT_DFA_BUBBLES,
476         TARGET_SCHED_DFA_BUBBLE): Remove documentation.
477
478         * stmt.c (conditional_context): Remove prototype.
479         * tree.h (conditional_context): Remove.
480         * tree-cfg.c (pre_insert_on_edge): Remove.
481
482         * c-common.h (c_expand_asm_operands): Remove prototype.
483         * c-typeck.c (c_expand_asm_operands): Remove.
484
485 2004-07-09  Jan Beulich  <jbeulich@novell.com>
486
487         * config/i386/i386.c (classify_argument): Treat V1xx modes the same as
488         their base modes. CTImode, TCmode, and XCmode must be passed in memory.
489         TFmode (__float128) must be is an SSE/SSEUP pair. V2SImode, V4HImode,
490         and V8QI are class SSE. All sufficiently small remaining vector modes
491         must be passed in one or two integer registers.
492         (ix86_libcall_value): TFmode must be returned in xmm0, XCmode must be
493         returned in memory.
494         (bdesc_2arg, ix86_init_mmx_sse_builtins): __builtin_ia32_pmuludq and
495         __builtin_ia32_pmuludq128 have non-uniform argument and return types
496         and must thus be handled explicitly.
497         * config/i386/i386.md (*movdi_1_rex64): Add cases for moving between
498         MMX and XMM regs.
499         (movv8qi_internal, movv4hi_internal, movv2si_internal,
500         movv2sf_internal): Permit moving between MMX and XMM registers (since
501         MMX areguments and return values are passed in XMM registers).
502         (sse2_umulsidi3): Correct type and mode.
503
504 2004-07-09  Richard Henderson  <rth@redhat.com>
505
506         * tree-cfg.c (dump_cfg_stats): Fix 64-bit format mismatch errors.
507
508 2004-07-09  Eric Christopher  <echristo@redhat.com>
509
510         * config/rs6000/40x.md: Split into two automatons.
511
512 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
513             Andrew Pinski  <apinski@apple.com>
514
515         * c-opts.c (c_common_post_options): Force unit-at-a-time mode
516         on when we have more than one input file.
517         (c_common_parse_file): Restore loop over all input files.
518         Clarify diagnostic for -dy when YYDEBUG wasn't defined.
519
520         * c-decl.c (set_type_context): New function.
521         (pop_scope): Use it to set context of types.  When we
522         encounter a TYPE_DECL, set the context of the attached type too.
523         (pop_file_scope): Don't call cpp_undef_all here.
524         (diagnose_mismatched_decls): Do not complain about a second
525         definition of an 'extern inline' function if it's not in the
526         same translation unit.  Do not complain about inline
527         declaration after use if the use was in a different
528         translation unit.
529         (merge_decls): Don't clobber olddecl's DECL_CONTEXT.
530         (pushdecl): Do not put DECL_EXTERNAL, !TREE_PUBLIC decls in
531         the external scope.
532         (pushdecl_top_level): Likewise.
533         (grokdeclarator): Clarify what is going on with setting
534         DECL_EXTERNAL on function types, a little.
535         (c_write_global_declarations): Don't do anything if
536         -fsyntax-only or errors have been encountered.
537
538 2004-07-09  Zack Weinberg  <zack@codesourcery.com>
539
540         * vec.c, vec.h (vec_assert_fail): Use unsigned int for LINE argument.
541
542 2004-07-09  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
543
544         PR target/16459
545         * pa.c (output_indirect_call): Use %r2 as the link register when
546         calling $$dyncall with a pc-relative branch.
547
548 2004-07-08  Gerald Pfeifer  <gerald@pfeifer.com>
549
550         * doc/install.texi (Binaries): Mention OpenPKG.
551
552 2004-07-09  Diego Novillo  <dnovillo@redhat.com>
553
554         Fix PR tree-optimization/15555
555         * tree-dfa.c (dump_variable): If the variable is a pointer
556         SSA_NAME, also dump its points-to information.
557         * tree-flow.h (struct ptr_info_def): Add field
558         is_dereferenced.
559         (dump_points_to_info_for): Declare.
560         (debug_points_to_info_for): Declare.
561         * tree-optimize.c (init_tree_optimization_passes): Add a
562         second alias analysis pass after DOM2.
563         Move pass_del_pta to a later spot.
564         * tree-ssa-alias.c (compute_points_to_and_addr_escape): Do not
565         create a name tags when we find a dereferenced pointer.  Just
566         mark the pointer dereferenced.
567         (collect_points_to_info_for): Move code to clear points-to
568         information to create_name_tags.
569         (create_name_tags): New function.
570         (compute_flow_sensitive_aliasing): Call it.
571         (setup_pointers_and_addressables): Mark type tags for renaming
572         here instead of ...
573         (create_memory_tag): ... here.
574         (merge_pointed_to_info): Do not merge PT_MALLOC attributes.
575         (dump_points_to_info_for): Declare extern.
576         (debug_points_to_info_for): New function.
577
578 2004-07-09  Paolo Bonzini  <bonzini@gnu.org>
579
580         * config/arc/arc.md: Switch to DFA-based scheduler description.
581         * config/arc/arc.c: Switch to DFA-based scheduler description.
582
583 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
584
585         * arm/unknown-elf.h (TARGET_DEFAULT): Don't require an APCS frame
586         pointer.
587
588 2004-07-09  Richard Henderson  <rth@redhat.com>
589
590         * config/xtensa/xtensa-protos.h (xtensa_va_arg): Remove.
591         * config/xtensa/xtensa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
592         (xtensa_gimplify_va_arg_expr): Rewrite from xtensa_va_arg.
593         * config/xtensa/xtensa.h (EXPAND_BUILTIN_VA_ARG): Remove.
594
595         * config/v850/v850-protos.h (v850_va_arg): Remove.
596         * config/v850/v850.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
597         (v850_gimplify_va_arg_expr): Rewrite from v850_va_arg.
598         * config/v850/v850.h (EXPAND_BUILTIN_VA_ARG): Remove.
599         (FUNCTION_ARG_PASS_BY_REFERENCE): Handle variable size types.
600         (FUNCTION_ARG_CALLEE_COPIES): Use FUNCTION_ARG_PASS_BY_REFERENCE.
601
602 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
603
604         PR target/12133
605         * arm.c (arm_legitimate_index_p) Allow DFmode for soft-float
606         and DImode to use +/-4k offset.
607
608 2004-07-09  Richard Henderson  <rth@redhat.com>
609
610         * config/stormy16/stormy16-protos.h (xstormy16_expand_builtin_va_arg):
611         Remove.
612         * config/stormy16/stormy16.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
613         (xstormy16_gimplify_va_arg_expr): Rewrite from
614         xstormy16_expand_builtin_va_arg.
615         * config/stormy16/stormy16.h (EXPAND_BUILTIN_VA_ARG): Remove.
616
617         * config/sparc/sparc-protos.h (sparc_va_arg): Remove.
618         * config/sparc/sparc.c (sparc_gimplify_va_arg): Mark static.
619
620         * config/sh/sh-protos.h (sh_va_arg): Remove.
621         * config/sh/sh.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
622         (sh_gimplify_va_arg_expr): Rewrite from sh_va_arg.
623         * config/sh/sh.h (EXPAND_BUILTIN_VA_ARG): Remove.
624
625         * config/pa/pa-protos.h (hppa_va_arg): Remove.
626         * config/pa/pa.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
627         (hppa_gimplify_va_arg_expr): Rewrite from hppa_va_arg.
628         * config/pa/pa.h (EXPAND_BUILTIN_VA_ARG): Remove.
629
630         * config/mn10300/mn10300-protos.h (mn10300_va_arg): Remove.
631         * config/mn10300/mn10300.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
632         (mn10300_gimplify_va_arg_expr): Rewrite from mn10300_va_arg.
633         * config/mn10300/mn10300.h (EXPAND_BUILTIN_VA_ARG): Remove.
634
635 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
636
637         * config/sparc/sparc.md (return): Rewrite length formula.
638         * config/sparc/sparc.c (output_return): Pass 1 as 5th
639         argument to final_scan_insn when in a delay slot.
640         (output_sibcall): Likewise.
641
642 2004-07-09  Richard Earnshaw  <rearnsha@arm.com>
643
644         * arm.c (arm_cpp_interwork): New variable.
645         (arm_override_options): Set it if TARGET_INTERWORK was on the command
646         line.
647         * arm.h (arm_cpp_interwork): Declare it.
648         (TARGET_CPU_CPP_BUILTINS): Use it to control definition of
649         __THUMB_INTERWORK__ in the preprocessor.
650
651 2004-07-09  Nathan Sidwell  <nathan@codesourcery.com>
652
653         * vec.h (VEC_T_alloc): Fix MEM_STAT_DECL pasto.
654
655 2004-07-09  Eric Botcazou  <ebotcazou@libertysurf.fr>
656
657         PR target/16416
658         * config/sparc/sol2-bi.h (OPTION_DEFAULT_SPECS): New macro.
659         Override default settings to account for -m32 and -m64.
660
661 2004-07-08  Randolph Chung  <tausq@debian.org>
662
663         * pa32-linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
664
665 2004-07-09  Alexandre Oliva  <aoliva@redhat.com>
666
667         * builtins.c (fold_builtin_strncpy): Make sure len is a constant
668         before comparing it as such.
669
670 2004-07-08  Richard Henderson  <rth@redhat.com>
671
672         * builtins.c (std_gimplify_va_arg_expr): Hoist valist into a
673         temporary.  Use bit arithmetic to align.
674
675 2004-07-08  Jerry Quinn  <jlquinn@optonline.net>
676
677         * alias.c (nonlocal_mentioned_p, nonlocal_referenced_p,
678         nonlocal_set_p, init_alias_analysis): Use, LABEL_P, JUMP_P, CALL_P,
679         NONJUMP_INSN_P, INSN_P, NOTE_P, BARRIER_P.
680         * bb-reorder.c (mark_bb_for_unlikely_executed_section,
681         add_labels_and_missing_jumps, find_jump_block,
682         fix_crossing_unconditional_branches, add_reg_crossing_jump_notes):
683         Likewise.
684         * bt-load.c (btr_referenced_p, compute_defs_uses_and_gen,
685         link_btr_uses, move_btr_def): Likewise.
686         * builtins.c (expand_builtin_longjmp, expand_builtin_nonlocal_goto,
687         expand_builtin_expect_jump): Likewise.
688         * caller-save.c (save_call_clobbered_regs, insert_one_insn): Likewise.
689         * calls.c (expand_call, emit_library_call_value_1): Likewise.
690         * cfganal.c (forwarder_block_p): Likewise.
691         * cfgbuild.c (inside_basic_block_p, count_basic_blocks,
692         make_label_edge, rtl_make_eh_edge, make_edges, find_basic_blocks_1,
693         find_bb_boundaries): Likewise.
694         * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
695         merge_blocks_move_predecessor_nojumps,
696         merge_blocks_move_successor_nojumps, insns_match_p,
697         flow_find_cross_jump, outgoing_edges_match, try_crossjump_to_edge,
698         try_optimize_cfg): Likewise.
699         * cfgexpand.c (expand_block, construct_exit_block): Likewise.
700         * cfglayout.c (skip_insns_after_block, label_for_bb,
701         record_effective_endpoints, insn_locators_initialize,
702         fixup_reorder_chain, update_unlikely_executed_notes): Likewise.
703         * cfgmainloop.c (create_loop_notes): Likewise.
704         * cfgrtl.c (delete_insn, delete_insn_chain,
705         create_basic_block_structure, rtl_delete_block, free_bb_for_insn,
706         update_bb_for_insn, rtl_merge_blocks, rtl_can_merge_blocks,
707         block_label, try_redirect_by_replacing_jump, last_loop_beg_note,
708         redirect_branch_edge, force_nonfallthru_and_redirect,
709         rtl_tidy_fallthru_edge, back_edge_of_syntactic_loop_p,
710         rtl_split_edge, commit_one_edge_insertion, print_rtl_with_bb,
711         update_br_prob_note, rtl_verify_flow_info_1, rtl_verify_flow_info,
712         purge_dead_edges, cfg_layout_redirect_edge_and_branch,
713         cfg_layout_delete_block, cfg_layout_can_merge_blocks_p,
714         cfg_layout_merge_blocks, rtl_block_ends_with_call_p,
715         need_fake_edge_p, rtl_flow_call_edges_add): Likewise.
716         * combine.c (combine_instructions, can_combine_p, try_combine,
717         find_split_point, record_dead_and_set_regs, reg_dead_at_p,
718         distribute_notes, distribute_links, insn_cuid): Likewise.
719         * cse.c (fold_rtx, cse_insn, cse_around_loop,
720         invalidate_skipped_block, cse_set_around_loop,
721         cse_end_of_basic_block, cse_main, cse_basic_block,
722         cse_condition_code_reg): Likewise.
723         * cselib.c (cselib_process_insn): Likewise.
724         * ddg.c (create_ddg): Likewise.
725         * df.c (df_insn_refs_record, df_bb_rd_local_compute, df_insns_modify):
726         Likewise.
727         * dwarf2out.c (dwarf2out_stack_adjust, dwarf2out_frame_debug,
728         gen_label_die, dwarf2out_var_location): Likewise.
729         * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn,
730         next_insn, previous_insn, next_nonnote_insn, prev_nonnote_insn,
731         last_call_insn, active_insn_p, next_label, prev_label,
732         link_cc0_insns, next_cc0_user, try_split, add_insn_after,
733         add_insn_before, remove_insn, add_function_usage_to,
734         reorder_insns, find_line_note, remove_unnecessary_notes,
735         emit_insn_after_1, classify_insn): Likewise.
736         * except.c (convert_from_eh_region_ranges_1, emit_to_new_bb_before,
737         connect_post_landing_pads, sjlj_mark_call_sites,
738         sjlj_emit_function_enter, sjlj_emit_function_exit, reachable_handlers,
739         can_throw_internal, can_throw_external, set_nothrow_function_flags,
740         convert_to_eh_region_ranges): Likewise.
741         * explow.c (optimize_save_area_alloca): Likewise.
742         * expr.c (expand_expr_real): Likewise.
743         * final.c (insn_current_reference_address, compute_alignments,
744         shorten_branches, final, scan_ahead_for_unlikely_executed_note,
745         final_scan_insn, output_asm_label, leaf_function_p): Likewise.
746         * flow.c (first_insn_after_basic_block_note, delete_dead_jumptables,
747         propagate_block_delete_insn, propagate_one_insn,
748         init_propagate_block_info, propagate_block, libcall_dead_p,
749         mark_set_1, attempt_auto_inc, find_auto_inc, try_pre_increment):
750         Likewise.
751         * function.c (instantiate_virtual_regs, reorder_blocks_1,
752         expand_function_start, expand_function_end, contains,
753         thread_prologue_and_epilogue_insns,
754         reposition_prologue_and_epilogue_notes): Likewise.
755         * gcse.c (constprop_register, bypass_conditional_jumps,
756         insert_insn_end_bb, gcse_after_reload): Likewise.
757         * genemit.c (gen_expand, gen_split): Likewise.
758         * genpeep.c (gen_peephole, main): Likewise.
759         * global.c (build_insn_chain): Likewise.
760         * graph.c (node_data, print_rtl_graph_with_bb): Likewise.
761         * haifa-sched.c (unlink_other_notes, unlink_line_notes,
762         get_block_head_tail, no_real_insns_p, rm_line_notes, save_line_notes,
763         restore_line_notes, rm_redundant_line_notes, rm_other_notes,
764         ok_for_early_queue_removal, set_priorities, sched_init): Likewise.
765         * ifcvt.c (count_bb_insns, first_active_insn, last_active_insn,
766         cond_exec_process_insns, end_ifcvt_sequence, noce_process_if_block,
767         merge_if_block, block_jumps_and_fallthru_p, find_if_block,
768         dead_or_predicable): Likewise.
769         * integrate.c (try_constants): Likewise.
770         * jump.c (rebuild_jump_labels, cleanup_barriers,
771         purge_line_number_notes, init_label_info, mark_all_labels,
772         squeeze_notes, get_label_before, get_label_after,
773         reversed_comparison_code_parts, simplejump_p, pc_set,
774         returnjump_p, onlyjump_p, follow_jumps, mark_jump_label,
775         delete_barrier, delete_prior_computation, delete_computation,
776         delete_related_insns, delete_for_peephole, redirect_jump):
777         Likewise.
778         * lcm.c (optimize_mode_switching): Likewise.
779         * local-alloc.c (validate_equiv_mem, update_equiv_regs, block_alloc):
780         Likewise.
781         * loop-doloop.c (doloop_valid_p, doloop_optimize): Likewise.
782         * loop-invariant.c (find_exits, find_invariants_bb): Likewise.
783         * loop-iv.c (simplify_using_assignment): Likewise.
784         * loop.c (compute_luids, loop_optimize, scan_loop, libcall_other_reg,
785         libcall_benefit, skip_consec_insns, move_movables, prescan_loop,
786         find_and_verify_loops, labels_in_range_p, for_each_insn_in_loop,
787         loop_bivs_init_find, strength_reduce, check_insn_for_bivs,
788         check_insn_for_givs, check_final_value, update_giv_derive,
789         basic_induction_var, product_cheap_p, check_dbra_loop,
790         loop_insn_first_p, last_use_this_basic_block,
791         canonicalize_condition, get_condition, loop_regs_scan, load_mems,
792         try_copy_prop, LOOP_BLOCK_NUM, loop_dump_aux): Likewise.
793         * modulo-sched.c (doloop_register_get, find_line_note, sms_schedule,
794         sms_schedule_by_order): Likewise.
795         * optabs.c (emit_no_conflict_block, emit_libcall_block): Likewise.
796         * postreload.c (reload_cse_simplify_operands, reload_combine,
797         reload_cse_move2add): Likewise.
798         * predict.c (can_predict_insn_p, estimate_probability,
799         expected_value_to_br_prob, process_note_predictions): Likewise.
800         * print-rtl.c (print_rtx, print_rtl, print_rtl_single): Likewise.
801         * profile.c (branch_prob): Likewise.
802         * ra-build.c (live_out_1, livethrough_conflicts_bb,
803         detect_webs_set_in_cond_jump): Likewise.
804         * ra-debug.c (ra_print_rtx_object, ra_debug_insns,
805         ra_print_rtl_with_bb): Likewise.
806         * ra-rewrite.c (insert_stores, rewrite_program2): Likewise.
807         * recog.c (next_insn_tests_no_inequality, find_single_use,
808         split_all_insns, peephole2_optimize, if_test_bypass_p): Likewise.
809         * reg-stack.c (next_flags_user, record_label_references,
810         emit_swap_insn, swap_rtx_condition, subst_stack_regs,
811         compensate_edge, convert_regs_1): Likewise.
812         * regclass.c (scan_one_insn): Likewise.
813         * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
814         regmove_optimize, fixup_match_1, single_set_for_csa,
815         combine_stack_adjustments_for_block): Likewise.
816         * regrename.c (build_def_use, copyprop_hardreg_forward_1): Likewise.
817         * reload.c (find_reloads, find_reloads_address_1, subst_reloads,
818         find_equiv_reg): Likewise.
819         * reload1.c (reload, calculate_needs_all_insns, set_label_offsets,
820         reload_as_needed, emit_input_reload_insns, do_output_reload,
821         delete_output_reload, delete_address_reloads_1, fixup_abnormal_edges):
822         Likewise.
823         * reorg.c (find_end_label, emit_delay_sequence,
824         delete_from_delay_slot, delete_scheduled_jump, optimize_skip,
825         get_jump_flags, rare_destination, mostly_true_jump,
826         try_merge_delay_insns, redundant_insn, own_thread_p,
827         fill_simple_delay_slots, fill_slots_from_thread,
828         fill_eager_delay_slots, relax_delay_slots, make_return_insns,
829         dbr_schedule): Likewise.
830         * resource.c (find_basic_block, next_insn_no_annul,
831         find_dead_or_set_registers, mark_target_live_regs): Likewise.
832         * rtl.h (RTX_PREV): Likewise.
833         * rtlanal.c (global_reg_mentioned_p, no_labels_between_p,
834         no_jumps_between_p, reg_used_between_p, reg_referenced_between_p,
835         reg_set_p, find_last_value, dead_or_set_regno_p, find_reg_fusage,
836         find_regno_fusage, pure_call_p, replace_label, rtx_referenced_p_1,
837         tablejump_p, computed_jump_p, insns_safe_to_move_p,
838         find_first_parameter_load, can_hoist_insn_p): Likewise.
839         * sched-deps.c (get_condition, add_dependence, sched_analyze_2,
840         sched_analyze_insn, sched_analyze, add_forward_dependence): Likewise.
841         * sched-ebb.c (fix_basic_block_boundaries, add_deps_for_risky_insns,
842         schedule_ebbs): Likewise.
843         * sched-rgn.c (is_cfg_nonregular, find_conditional_protection,
844         is_conditionally_protected, can_schedule_ready_p,
845         add_branch_dependences, debug_dependencies): Likewise.
846         * stmt.c (emit_nop, expand_start_case, emit_jump_if_reachable):
847         Likewise.
848         * unroll.c (unroll_loop, copy_loop_body, back_branch_in_range_p,
849         reg_dead_after_loop, loop_find_equiv_value, loop_iterations,
850         set_dominates_use, ujump_to_loop_cont): Likewise.
851         * var-tracking.c (prologue_stack_adjust, vt_initialize): Likewise.
852         * varasm.c (output_constant_pool_1): Likewise.
853
854 2004-07-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
855
856         * tree-scalar-evolution.c: New file.
857         * tree-scalar-evolution.h: New file.
858         * tree-ssa-loop-niter.c: New file.
859         * Makefile.in (SCEV_H): New.
860         (tree-scalar-evolution.o, tree-ssa-loop-niter.o): Add new files.
861         * cfgloop.h (struct loop): Add bounds field.
862         * tree-flow.h (struct tree_niter_desc): New type.
863         (number_of_iterations_cond, number_of_iterations_exit,
864         loop_niter_by_eval, find_loop_niter_by_eval,
865         estimate_numbers_of_iterations, can_count_iv_in_wider_type,
866         free_numbers_of_iterations_estimates): Declare.
867         * tree.h (lower_bound_in_type, upper_bound_in_type): Declare.
868         * params.def (PARAM_MAX_ITERATIONS_TO_TRACK): New parameter.
869         * doc/invoke.texi (max-iterations-to-track): Document.
870
871 2004-07-08  Kaz Kojima  <kkojima@gcc.gnu.org>
872
873         * config/sh/sh.c (sh_va_arg): Initinalize lab_over.
874         * config/sh/sh.h (CONST_OK_FOR_J16): Use parentheses.
875         (MODE_AFTER): Add cast appropriately.
876         * config/sh/sh.md (movdi splitter): Likewise.
877         (casesi_worker_2): Add const qualifier appropriately.
878         (eh_return): Remove unused variable.
879         (insv): Initialize v;
880
881 2004-07-08  Richard Henderson  <rth@redhat.com>
882
883         * config/mmix/mmix-protos.h (mmix_expand_builtin_va_arg): Remove.
884         * config/mmix/mmix.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
885         (mmix_gimplify_va_arg_expr): Rewrite from mmix_expand_builtin_va_arg.
886         * config/mmix/mmix.h (EXPAND_BUILTIN_VA_ARG): Remove.
887         (FRAME_POINTER_REQUIRED): Use current_function_has_nonlocal_label.
888
889         * config/m32r/m32r-protos.h (m32r_va_arg): Remove.
890         * config/m32r/m32r.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
891         (m32r_gimplify_va_arg_expr): Rewrite from m32r_va_arg.
892         * config/m32r/m32r.h (EXPAND_BUILTIN_VA_ARG): Remove.
893
894         * config/iq2000/iq2000-protos.h (iq2000_va_arg): Remove.
895         * config/iq2000/iq2000.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
896         (iq2000_gimplify_va_arg_expr): Rewrite from iq2000_va_arg.
897         * config/iq2000/iq2000.h (EXPAND_BUILTIN_VA_ARG): Remove.
898
899         * config/frv/frv-protos.h (frv_expand_builtin_va_arg): Remove.
900         * config/frv/frv.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
901         (frv_gimplify_va_arg_expr): Rewrite from frv_expand_builtin_va_arg.
902         * config/frv/frv.h (EXPAND_BUILTIN_VA_ARG): Remove.
903
904         * config/i860/i860-protos.h (i860_va_arg): Remove.
905         * config/i860/i860.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
906         (i860_gimplify_va_arg_expr): Rewrite from i860_va_arg.
907         * config/i860/i860.h (EXPAND_BUILTIN_VA_ARG): Remove.
908
909 2004-05-31  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
910
911         * system.h: Prototype getpagesize if missing.
912         * configure.ac: Add getpagesize to gcc_AC_CHECK_DECLS.
913         * configure: Regenerate.
914         * config.in: Regenerate.
915
916 2004-07-08  Richard Henderson  <rth@redhat.com>
917
918         * config/fr30/fr30-protos.h (fr30_va_arg): Remove.
919         * config/fr30/fr30.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
920         (fr30_gimplify_va_arg_expr): New.
921         (fr30_pass_by_reference, fr30_pass_by_value, fr30_va_arg): Remove.
922         * config/fr30/fr30.h (EXPAND_BUILTIN_VA_ARG): Remove.
923
924 2004-07-08  Vladimir Makarov  <vmakarov@redhat.com>
925
926         PR target/16414
927         * config/ia64/ia64.c (ia64_dfa_new_cycle): Fix typo in comparison
928         of asm_noperands result.
929
930 2004-07-08  Richard Henderson  <rth@redhat.com>
931
932         * config/cris/cris-protos.h (cris_expand_builtin_va_arg): Remove.
933         * config/cris/cris.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
934         (cris_gimplify_va_arg_expr): Rewrite from cris_expand_builtin_va_arg.
935         * config/cris/cris.h (EXPAND_BUILTIN_VA_ARG): Remove.
936
937 2004-07-08  Richard Henderson  <rth@redhat.com>
938
939         * builtins.c (ind_gimplify_va_arg_expr): New.
940         * tree.h (ind_gimplify_va_arg_expr): Declare.
941         * config/arc/arc.c (arc_gimplify_va_arg_expr): Use it.
942
943 2004-07-08  Jan Beulich  <jbeulich@novell.com>
944
945         * expmed.c (extract_bit_field): Correct condition to use vec_extract
946         patterns also on vector elements other than the first one.
947         * config/i386/i386.md (vec_extractv2df, vec_extractv4sf): Add missing
948         break statements.
949
950 2004-07-08  Geoffrey Keating  <geoffk@apple.com>
951
952         * config/rs6000/darwin-ldouble.c: Correct reference
953         to the Linnainmaa paper.
954
955 2004-07-08  Richard Henderson  <rth@redhat.com>
956
957         * config/arc/arc-protos.h (arc_va_arg): Remove.
958         * config/arc/arc.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
959         (arc_gimplify_va_arg_expr): Rewrite from arc_va_arg.
960         * config/arc/arc.h (EXPAND_BUILTIN_VA_ARG): Remove.
961
962         * config/c4x/c4x-protos.h (c4x_va_arg): Remove.
963         * config/c4x/c4x.c (TARGET_GIMPLIFY_VA_ARG_EXPR): New.
964         (c4x_gimplify_va_arg_expr): Rewrite from c4x_va_arg.
965         * config/c4x/c4x.h (EXPAND_BUILTIN_VA_ARG): Remove.
966
967 2004-07-08  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
968
969         * pa.md (prefetch_32, prefetch_64): Simplify constraint checks.
970
971 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
972
973         * c-decl.c (static_ctors, static_dtors): Make static.
974         (pop_file_scope): Call c_common_write_pch and
975         cgraph_finalize_compilation_unit here.
976         (build_cdtor): Moved here from c-objc-common.c; simplify.
977         (c_write_global_declarations_1): Clarify comment.
978         (c_write_global_declarations): Close the external scope before
979         doing anything else.  Call build_cdtor, cgraph_optimize, and
980         mudflap_finish_file here.
981         * c-lang.c (finish_file): Don't call c_objc_common_finish_file.
982         Clarify comment.
983         * c-objc-common.c: No need to include cgraph.h.
984         (build_cdtor): Moved to c-decl.c.
985         (c_objc_common_finish_file): Delete.
986         * c-tree.h: Update to match.
987         * objc/objc-act.c (finish_file): Don't call c_objc_common_finish_file.
988         (generate_static_references): Set TREE_USED before calling finish_decl.
989         Eliminate unnecessary dummy declaration.  Call rest_of_decl_compilation
990         on the static_instances_decl.
991
992 2004-07-08  Zack Weinberg  <zack@codesourcery.com>
993
994         * c-decl.c (pop_scope): Do not set DECL_CONTEXT on file-scope
995         decls when there is only one input translation unit.
996         * langhooks.c (lhd_set_decl_assembler_name): Partially revert
997         change of 2004-07-05; do not treat declarations with
998         DECL_CONTEXT a TRANSLATION_UNIT_DECL specially.
999         * opts.c (cur_in_fname): Delete.
1000         * opts.h: Likewise.
1001         * tree.c: Revert changes of 2004-07-05; no special treatment
1002         for TRANSLATION_UNIT_DECLs.
1003         * Makefile.in (tree.o): Update dependencies.
1004
1005 2004-07-08  Roger Sayle  <roger@eyesopen.com>
1006
1007         * builtins.c (fold_builtin_strcpy): Merge functionality from
1008         simplify_builtin_strcpy.  Add additional len argument.  No longer
1009         static.  Remove function prototype.
1010         (fold_builtin_strncpy): Likewise integrate functionality from
1011         simplify_builtin_strncpy.  Add additional slen argument.  No
1012         longer static.  Remove function prototype.
1013         (simplify_builtin_strcy, simplify_builtin_strncpy): Delete.
1014         (simplify_builtin_fputs): Rename to fold_builtin_fputs.  Change
1015         types of "ignore" and "unlocked" parameters to bool.
1016         (fold_builtin_1):  Add additional ignore argument.  Call renamed
1017         fold_builtin_fputs to simplify GCC "fputs" and "fputs_unlocked"
1018         builtins.  Update arguments to fold_builtin_strncpy and
1019         fold_builtin_strcpy.  Add function prototype.
1020         (fold_builtin): Add additional Boolean ignore argument to pass
1021         to fold_builtin_1.
1022         (simplify_builtin): Call fold_builtin_fputs, fold_builtin_strcpy
1023         and fold_builtin_strncpy instead of simplify_builtin_fputs,
1024         simplify_builtin_strcpy and simplify_builtin_strncpy respectively.
1025
1026         * expr.h (simplify_builtin_fputs, simplify_builtin_strcpy,
1027         simplify_builtin_strncpy): Delete function prototypes.
1028         * tree.h (fold_builtin_fputs, fold_builtin_strcpy,
1029         fold_builtin_strncpy): Add function prototypes here.
1030         (fold_builtin): Update function prototype with new "bool ignore".
1031
1032         * tree-ssa-ccp.c (ccp_fold): Update call to fold_builtin.
1033         (ccp_fold_builtin):  Update call to fold_builtin.  Call
1034         fold_builtin_fputs, fold_builtin_strcpy and fold_builtin_strncpy
1035         instead of simplify_builtin_fputs, simplify_builtin_strcpy and
1036         simplify_builtin_strncpy respectively.
1037         * fold-const.c (fold): Update call to fold_builtin.
1038
1039 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
1040
1041         * builtins.c (expand_builtin_stpcpy): Un-simplify decay of stpcpy
1042         to strcpy.
1043
1044         * expr.h (FUNCTION_ARG_PARTIAL_NREGS): Default to 0.
1045         (FUNCTION_ARG_PASS_BY_REFERENCE): Likewise.
1046         (FUNCTION_ARG_CALLEE_COPIES): Likewise.
1047         * calls.c: Remove ifdefs of macros above.
1048         * functions.c: Likewise.
1049         * expr.c: Likewise.
1050
1051 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1052
1053         * config/sparc/sparc.md (UNSPECV_GOTO_V9): Delete.
1054         (arch attribute): Delete.
1055         (current_function_calls_alloca attribute): Rename into calls_alloca.
1056         (calls_eh_return): New attribute.
1057         (leaf_function): Likewise.
1058         (length attribute): Fix formula for sibcalls.
1059         (return insn): Correctly compute the 'length' attribute.
1060         (do_builtin_setjmp_setup): Adjust use of current_function_calls_alloca.
1061
1062 2004-07-08  Richard Henderson  <rth@redhat.com>
1063
1064         * tree-cfg.c (make_exit_edges): Use get_call_expr_in.
1065         (remove_useless_stmts_1, is_ctrl_altering_stmt): Likewise.
1066         (tree_block_ends_with_call_p, need_fake_edge_p): Likewise.
1067         * tree-eh.c (lower_eh_constructs_1): Likewise.
1068         * tree-sra.c (sra_walk_modify_expr): Likewise.
1069         * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
1070         (eliminate_unnecessary_stmts): Likewise.
1071         * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
1072         * tree-tailcall.c (optimize_tail_call): Likewise.
1073         * tree-ssa-ccp.c (get_rhs, set_rhs): Reorg to use switch.
1074
1075 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
1076             Jakub Jelinek  <jakub@redhat.com>
1077
1078         * config/i386/i386.c (override_options): Enable
1079         SSE prefetches with -mtune, as long as we are
1080         compiling for i686 or higher.  All i686 processors
1081         accept SSE prefetches as NOPS, some i586's don't.
1082
1083 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1084
1085         PR target/10567
1086         * config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
1087
1088 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
1089
1090         * tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in
1091         the handling of clobbering ASM_EXPRs.
1092
1093 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1094
1095         PR target/16430
1096         * config/sparc/sparc.c (function_value): In 64-bit mode,
1097         return the aggregates larger than 16 bytes like unions.
1098
1099 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1100
1101         PR target/16199
1102         * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): When
1103         'temp' is zero, generate new pseudos as needed and emit the
1104         sequence of insns in single-assignment form.  Resync comments
1105         with code.
1106         (sparc_emit_set_const64): Pass zero as 'temp' argument to above
1107         function before reload.
1108
1109 2004-07-08  Nathan Sidwell  <nathan@codesourcery.com>
1110
1111         * vec.c (vec_assert_fail): Remove duplicate 'function'.
1112
1113         * vec.c (vec_p_reserve, vec_o_reserve): Allocation is signed.
1114
1115         * vec.h (VEC_alloc, VEC_embedded_size, VEC_embedded_init):
1116         Allocation is signed.
1117         (VEC_reserve): Return flag, allocation is signed.
1118
1119 2004-07-08  Richard Henderson  <rth@redhat.com>
1120
1121         * tree-ssa-ccp.c (fold_stmt): Get type directly from
1122         OBJ_TYPE_REF_OBJECT.
1123
1124 2004-07-08  Joseph S. Myers  <jsm@polyomino.org.uk>
1125             Neil Booth  <neil@daikokuya.co.uk>
1126
1127         PR c/2511
1128         PR c/3325
1129         * c-decl.c (finish_struct): Ensure bit-fields are given the
1130         correct type.
1131         * c-common.c (c_common_signed_or_unsigned_type): For C, require
1132         the precision to match as well as the mode.
1133         * expr.c (reduce_to_bit_field_precision): New function.
1134         (expand_expr_real_1): Reduce expressions of bit-field type to
1135         proper precision.
1136         * langhooks.h (reduce_bit_field_operations): New hook.
1137         * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
1138         Define.
1139         * c-lang.c, objc/objc-lang.c
1140         (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Define.
1141         * objc/objc-act.c (check_ivars): Convert types to bit-field types
1142         before checking.
1143         * tree.c (build_nonstandard_integer_type): New function.
1144         * tree.h (build_nonstandard_integer_type): New prototype.
1145         * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't treat
1146         conversions between integer and boolean types as useless.
1147
1148 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
1149
1150         * c-common.c (c_common_nodes_and_builtins): Do not
1151         create __builtin_ptrdiff_t and __builtin_size_t.
1152
1153 2004-07-08  Andrew Pinski  <apinski@apple.com>
1154
1155         * Makefile.in (libbackend.o): Add -combine to the gcc
1156         command line.
1157
1158 2004-07-08  Nick Clifton  <nickc@redhat.com>
1159
1160         * config/stormy16/t-stormy16 (TARGET_LIBGCC2_CFLAGS): Define.
1161         Set to -Os.
1162
1163 2004-07-08  Richard Henderson  <rth@redhat.com>
1164
1165         * except.c (expand_eh_region_start, expand_eh_region_end,
1166         expand_eh_handler, expand_eh_region_end_cleanup,
1167         expand_start_all_catch, expand_start_catch, expand_end_catch,
1168         expand_end_all_catch, expand_eh_region_end_allowed,
1169         expand_eh_region_end_must_not_throw, expand_eh_region_end_throw,
1170         expand_eh_region_end_fixup): Remove.
1171         * stmt.c (struct nesting): Remove stack_level, innermost_stack_block,
1172         cleanups, outer_cleanups, label_chain, exception_region.
1173         (struct goto_fixup): Remove stack_level, cleanup_list_list.
1174         (struct label_chain): Remove.
1175         (struct stmt_status): Remove x_stack_block_stack.
1176         (stack_block_stack, expand_goto_internal, expand_fixup, expand_fixups,
1177         fixup_gotos, save_stack_pointer, expand_decl_cleanup,
1178         expand_decl_cleanup_eh, expand_cleanups, start_cleanup_deferral,
1179         end_cleanup_deferral, last_cleanup_this_contour,
1180         containing_blocks_have_cleanups_or_stack_level,
1181         any_pending_cleanups): Remove.
1182         (expand_null_return_1): Take no arguments.
1183         (expand_label, expand_naked_return, expand_return,
1184         expand_start_bindings_and_block, expand_end_bindings, expand_decl,
1185         expand_anon_union_decl, expand_start_case, pushcase, pushcase_range,
1186         expand_end_case_type): Don't use any of them.
1187         * calls.c (expand_call): Likewise.
1188         * dojump.c (do_jump): Likewise.
1189         * function.c (expand_function_end): Likewise.
1190         * expr.c (store_expr, expand_expr_real_1): Likewise.
1191         (safe_from_p): Don't handle WITH_CLEANUP_EXPR, CLEANUP_POINT_EXPR.
1192         (expand_expr_real_1): Don't handle WITH_CLEANUP_EXPR,
1193         CLEANUP_POINT_EXPR, TARGET_EXPR, TRY_CATCH_EXPR, CATCH_EXPR,
1194         EH_FILTER_EXPR, TRY_FINALLY_EXPR, GOTO_SUBROUTINE_EXPR.
1195         * fold-const.c (fold_checksum_tree): Use first_rtl_op.
1196         * gengtype.c (adjust_field_tree_exp): Remove rtl op handling.
1197         * gimplify.c (gimplify_cleanup_point_expr): Renumber operands
1198         for WITH_CLEANUP_EXPR.
1199         (gimple_push_cleanup): Likewise.
1200         * integrate.c (copy_decl_for_inlining): Don't DECL_TOO_LATE.
1201         * print-tree.c (print_node): Likewise.
1202         * tree-pretty-print.c (dump_generic_node): Remove GOTO_SUBROUTINE_EXPR.
1203         * tree.c (first_rtl_op): Always just TREE_CODE_LENGTH.
1204         (has_cleanups): Remove GOTO_SUBROUTINE_EXPR.
1205         * tree.def (WITH_CLEANUP_EXPR): Remove op1 and op2.
1206         (GOTO_SUBROUTINE_EXPR): Remove.
1207         * tree.h (WITH_CLEANUP_EXPR_RTL): Remove.
1208         (DECL_TOO_LATE): Remove.
1209         * except.h, tree.h: Update decls.
1210
1211 2004-07-08  Paolo Bonzini  <bonzini@gnu.org>
1212
1213         * explow.c (optimize_save_area_alloca): Do not accept parameters.
1214         * passes.c (rest_of_handle_final): Handle symout.
1215         (rest_of_handle_new_regalloc, rest_of_handle_old_regalloc):
1216         Push timevar here.
1217         (rest_of_handle_sched): Break out SMS.  Remove ifs for
1218         flag_schedule_insns and flag_modulo_sched.
1219         (rest_of_handle_addressof, rest_of_handle_cse2): Garbage
1220         collect at the end.
1221         (rest_of_handle_gcse2): Put under timevar TV_RELOAD_CSE_REGS.
1222         (rest_of_handle_partition_blocks, rest_of_handle_sms,
1223         rest_of_handle_if_after_reload, rest_of_handle_peephole2,
1224         rest_of_handle_mode_switching, rest_of_handle_jump,
1225         rest_of_handle_guess_branch_prob, rest_of_handle_eh,
1226         rest_of_handle_jump2, rest_of_handle_postreload,
1227         rest_of_handle_flow2, rest_of_clean_state,
1228         rest_of_handle_shorten_branches,
1229         rest_of_handle_prologue_epilogue,
1230         rest_of_handle_branch_target_load_optimize): New.
1231         (rest_of_compilation): Call the above.  Remove ggc_collect
1232         calls moved to rest_of_handle_*.
1233         * rtl.h (optimize_save_area_alloca): Do not accept parameters.
1234
1235         * dwarf2out.c (dwarf2out_begin_prologue): Use TREE_NOTHROW.
1236         * except.c (set_nothrow_function_flags): Set TREE_NOTHROW.
1237         * except.h (set_nothrow_function_flags): Update comment.
1238         * function.c (current_function_nothrow): Remove.
1239         * output.h (current_function_nothrow): Remove.
1240         * passes.c (rest_of_compilation): Do not set TREE_NOTHROW.
1241         * config/arm/arm.c (arm_compute_func_type): Use TREE_NOTHROW.
1242
1243 2004-07-08  Eric Botcazou  <ebotcazou@libertysurf.fr>
1244
1245         PR bootstrap/16326
1246         * reorg.c: Revert 2004-06-30 change.
1247         (find_end_label): If HAVE_epilogue and !HAVE_return,
1248         return 0 instead of creating a label at the end of the insn chain.
1249         (optimize_skip): Account for the failure mode of find_end_label.
1250         (fill_simple_delay_slots): Likewise.
1251         (fill_slots_from_thread): Likewise.
1252         (relax_delay_slots): Likewise.
1253
1254 2004-07-08  Diego Novillo  <dnovillo@redhat.com>
1255
1256         * tree-flow.h (addressable_vars): Declare.
1257         * tree-ssa-alias.c (addressable_vars): Define.
1258         (setup_pointers_and_addressables): Add addressable variables
1259         to addressable_vars.
1260         * tree-ssa-operands.c (get_stmt_operands): Move
1261         handling of ASM_EXPRs ...
1262         (get_asm_expr_operands): ... here.
1263         When the ASM_EXPR clobbers memory, also clobber addressable
1264         variables.
1265         * tree-ssa.c (init_tree_ssa): Initialize addressable_vars.
1266         (delete_tree_ssa): Reset addressable_vars.
1267
1268 2004-07-07  Jan Beulich  <jbeulich@novell.com>
1269             Richard Henderson  <rth@redhat.com>
1270
1271         * varasm.c (assemble_variable): Use assemble_zeros for
1272         zero-initialized variables.
1273         (categorize_decl_for_section): Honor flag_zero_initialized_in_bss
1274         for SECCAT_BSS and SECCAT_TBSS.
1275
1276 2004-07-07  Jan Beulich  <jbeulich@novell.com>
1277
1278         * varasm.c (asm_output_bss): Don't declare unless BSS_SECTION_ASM_OP.
1279
1280         * expmed.c (emit_store_flag): Also special-case double-word
1281         (in-)equality comparison against -1.
1282
1283         * config/i386/i386.c (ix86_gimplify_va_arg): Don't need temporary for
1284         passing arguments the containers for which are registers.
1285
1286         * calls.c (emit_library_call_value_1): Use mode of function parameter
1287         rather than that of argument since constants have none.
1288
1289 2004-07-08  Alexandre Oliva  <aoliva@redhat.com>
1290
1291         Introduce H8SX support.
1292         * expr.c (expand_strcpy): Renamed and moved to...
1293         * builtins.c (expand_movstr): ... here.  Tweak.
1294         (expand_builtin_strcpy): Adjust.  Use movstr if len can't be
1295         computed or has side effects.
1296         (expand_builtin_stpcpy): Likewise.  Use strcpy if return value is
1297         unused, or if mempcpy fails.  Adjust the return value in the
1298         latter case.  Use movstr if everything else fails.
1299         * doc/md.texi (movstr): Document.
1300         (movmemM, clrmemM): Fix explanation of memory block operands.
1301         * config/h8300/h8300.md (stpcpy): Renamed to...
1302         (movstr): ... this.  Adjust.
1303         2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1304         * config/h8300/h8300.md: Rename movstr*, except for movstrict*, to
1305         movmem* and clrstr* to clrmem*.
1306         2004-06-27  Alexandre Oliva  <aoliva@redhat.com>
1307         * config/h8300/h8300.c (h8300_reg_class_from_letter): Map 'D' to
1308         GENERAL_REGS, always.
1309         (h8300_swap_into_er6, h8300_swap_into_er6): Handle the case of
1310         getting the stack pointer as addr.
1311         * config/h8300/h8300.h (PREDICATE_CODES): Remove constant rtxes
1312         from general_operand_dst.
1313         * config/h8300/h8300.md (movmd_internal_normal): New, normal-mode
1314         variant of...
1315         (movmd_internal): ... this.  Add modes to operands.  Disparage `D'
1316         instead of requiring it to match only before reload.
1317         (stpcpy_internal_normal): New, normal-mode variant of...
1318         (stpcpy_internal): ... this.  Add modes to operands.  Disparage
1319         `D' instead of requiring it to match only before reload.
1320         * config/h8300/h8300-protos.h (h8300_legitimate_address_p): Add
1321         mode argument.
1322         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Pass it to...
1323         * config/h8300/h8300.c (h8300_legitimate_address_p): Pass it to
1324         h8300_get_index.
1325         * config/h8300/h8300.md (attr type): Add call.
1326         (attr can_delay): If type is call, set it no.
1327         (call, call_value): Set type to call.
1328         2004-06-21  Alexandre Oliva  <aoliva@redhat.com>
1329         * config/h8300/h8300.md (logicalhi3_sn, logicalsi3_sn): New.
1330         2004-06-16  Alexandre Oliva  <aoliva@redhat.com>
1331         * tree.c (get_narrower): Don't narrow integral types into
1332         non-integral types.
1333         * config/h8300/h8300.c (h8300_expand_epilogue): Initialize
1334         frame_size *before* the first use.
1335         * config/h8300/h8300.md (movstrictqi): Reintroduce post-increment
1336         on input.
1337         (peephole2): Don't widen instructions that push SP.  Move
1338         decrement of SP to the end of all stm-generating peepholes.
1339         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
1340         * config/h8300/h8300.md (insv): Prefer to use AND to clear a bitfield
1341         and OR to set it to all ones.
1342         2003-07-24  Richard Sandiford  <rsandifo@redhat.com>
1343         * config/h8300/h8300.md (can_delay): Default to "no" for bit branches.
1344         (call, call_value): Set can_delay to "no".
1345         2003-07-22  Richard Sandiford  <rsandifo@redhat.com>
1346         * config/h8300/h8300.md (extzv): Make subreg check more robust.
1347         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
1348         * config/h8300/h8300.md (*brabit): Remove.
1349         * config/h8300/h8300.md (*brabc, *brabs): Remove mode from
1350         zero_extract.  Use bit_memory_operand as the predicate for
1351         operand 1 and 'WU' as the constraint.  Check the difference
1352         between the base length and the final one when deciding which
1353         type of branch to use.
1354         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
1355         * config/h8300/h8300.md (extzv): Remove mode from operands 0 and 1.
1356         Use convert_move to extend the result for TARGET_H8300SX.  Check
1357         for QImode memory references.  Optimize the case where the
1358         destination is a paradoxical subreg.
1359         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
1360         * config/h8300/h8300.md (*movsf_h8sx): Add an r <- G alternative.
1361         * config/h8300/h8300.md (andqi): Remove bclr from h8sx version.
1362         2003-07-21  Richard Sandiford  <rsandifo@redhat.com>
1363         * config/h8300/h8300.md: Include mova.md
1364         (length_table): Add mova and mova_zero.
1365         * config/h8300/h8300.c (print_operand): Handle '%o'.  Print a length
1366         after all constant addresses for '%R', '%X', '%T' and '%S'.
1367         (h8300_mova_length): New function.
1368         (h8300_insn_length_from_table): Use it to handle mova and mova_zero.
1369         * config/h8300/t-h8300 (mova.md): Generate from genmova.sh.  Add to
1370         dependencies for s-config, etc.
1371         * config/h8300/gemova.sh: New file.
1372         * config/h8300/mova.md: Generated.
1373         2003-07-20  Alexandre Oliva  <aoliva@redhat.com>
1374         * config/h8300/h8300.c (h8300_bitfield_length): New.
1375         (nibble_operand): Adjust.
1376         (h8300_binary_length): Handle conditional binary op.
1377         (h8300_insn_length_from_table): Handle bitfield and bitbranch.
1378         * config/h8300/h8300.h: Change constraints W# and Y# to P#>X and
1379         P#<X, respectively.  The original P is now IP4>X.  Introduced P#>0
1380         and P#<0, unused so far.  W and Y are now prefixes to multi-letter
1381         constraints.  WU is introduced as a variant of U that requires a
1382         mem, and is therefore considered an EXTRA_MEMORY_CONSTRAINT.
1383         * config/h8300/h8300.md (attr type): Added bitbranch.
1384         (attr length_table): Added bitfield and bitbranch.
1385         (attr length): Compute bitbranch length.
1386         (andqi): Separate pattern for H8300SX.  Use bfld for loading the
1387         least-significant bit of a byte.
1388         (brabit, brabc, brabs): New.
1389         (insv, extzv): Emit bfst and bfld on H8300SX.
1390         (bfld, bfst, seq, sne): New.
1391         (bstzhireg, cmpstz, bstz, bistz): New.
1392         (cmpcondbset, condbset, cmpcondbclr, condbclr): New.
1393         (cmpcondbsetreg, condbsetreg, cmpcondbclrreg, condbclrreg): New.
1394         2003-07-11  Richard Sandiford  <rsandifo@redhat.com>
1395         * config/h8300/h8300.c (h8sx_binary_memory_operator): New function.
1396         (h8sx_unary_memory_operator): New function.
1397         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Disable.
1398         (PREDICATE_CODES): Add h8sx_{unary,binary}_memory_operator.
1399         * config/h8300/h8300.md: Add peepholes to combine reloads and
1400         arithmetic insns.
1401         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
1402         * config/h8300/h830.md (cmpqi): Use 'i' rather than 'n' in constraints.
1403         (*cmphi_h8300hs, *addqi3, *addhi3_h8sx, subhi3): Likewise.
1404         (and?i, ior?i, xor?i): Likewise.
1405         2003-07-10  Richard Sandiford  <rsandifo@redhat.com>
1406         * config/h8300/h8300.c: Move enums and prototypes to head of file.
1407         Various whitespace fixes.
1408         (h8300_constant_length): New function, split out from...
1409         (h8300_displacement_size): ...here.  Rename h8300_displacement_length.
1410         (h8300_classify_operand): Use IN_RANGE.
1411         (h8300_classify_operand): Use h8300_constant_length.
1412         (h8300_short_move_mem_p): Tighten size check.
1413         (h8sx_mergeable_memrefs_p): Tighten equality check.
1414         2003-06-30  Richard Sandiford  <rsandifo@redhat.com>
1415         * config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Define __H8300SX__
1416         for -msx.
1417         * config/h8300/crti.asm: Use .h8300sx or .h8300sxn for -msx code.
1418         * config/h8300/crtn.asm: Likewise.
1419         * config/h8300/lib1funcs.asm: Likewise.  Use 32-bit pointers
1420         if __H8300SX__ is defined.
1421         2003-06-27  Richard Sandiford  <rsandifo@redhat.com>
1422         * config/h8300/h8300-protos.h (h8300_get_index): Add mode parameter.
1423         * config/h8300/h8300.h (GO_IF_LEGITIMATE_ADDRESS): Update accordingly.
1424         (GO_IF_MODE_DEPENDENT_ADDRESS): Treat POST_DEC, PRE_INC and indexed
1425         addresses as mode-dependent.
1426         * config/h8300/h8300.c (print_operand_address): Update call to
1427         h8300_get_index.
1428         (h8300_get_index): Take a mode argument.  Rework to fix an
1429         earlier misunderstanding.
1430         2003-06-26  Richard Sandiford  <rsandifo@redhat.com>
1431         * config/h8300/h8300.c (zero_extendqisi2): Force the source operand
1432         into a register if TARGET_H8300SX.
1433         (*zero_extendqisi2_h8300hs, *extendqisi2_h8300): Disable for
1434         TARGET_H8300SX.  Also disable related define_splits.
1435         (*zero_extendqisi2_h8sx, *extendqisi2_h8sx): New patterns.
1436         2003-06-23  Richard Sandiford  <rsandifo@redhat.com>
1437         * config/h8300/h8300.c (h8300_rtx_costs): Add h8sx handling.
1438         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1439         * config/h8300/h8300.h (OK_FOR_Z): New macro.
1440         (EXTRA_CONSTRAINT_STR): Check it.
1441         * config/h8300/h8300.c (h8300_classify_operand): Accept null
1442         class arguments.
1443         (h8300_insn_length_from_table): Handle LENGTH_TABLE_MOV_IMM4.
1444         * config/h8300/h8300.md (length_table): Add mov_imm4.
1445         (movqi, movhi): Add Z <- W4 alternatives to h8sx patterns.
1446         2003-06-20  Richard Sandiford  <rsandifo@redhat.com>
1447         * genattrtab.c (write_eligible_delay): Allow candidate_insn to
1448         be a label.
1449         * config/h8300/h8300.h (DELAY_SLOT_LENGTH): New macro.
1450         * config/h8300/h8300.c (h8300_reorg): New function.
1451         (TARGET_MACHINE_DEPENDENT_REORG): Define.
1452         * config/h8300/h8300.md (length): Subtract the length of the
1453         delay slot from (pc) when checking the range of forward branches.
1454         (delay_slot, can_delay): New attributes.
1455         (define_delay): Add bra/s handling.
1456         (movmd_internal, return_h8sx, *return_1): Set can_delay to no.
1457         (jump): Add delayed-branch handling.
1458         2003-06-17  Richard Sandiford  <rsandifo@redhat.com>
1459         * expr.c (expand_strcpy): New function.
1460         * builtins.c (expand_builtin_strcpy): Fall back on expand_strcpy.
1461         (expand_builtin_stpcpy): Likewise.
1462         * config/h8300/h8300-protos.h (h8sx_split_movmd): Remove.
1463         (h8300_swap_into_er6, h8300_swap_out_of_er6): Declare.
1464         * config/h8300/h8300.c (h8300_reg_class_from_letter): Tweak 'd'
1465         handling to improve register allocation for -fno-omit-frame-pointer.
1466         (h8sx_split_movmd): Delete, moving er6 handling into...
1467         (h8300_swap_into_er6, h8300_swap_out_of_er6): ...these new functions.
1468         * config/h8300/h8300.md (UNSPEC_STPCPY): New unspec constant.
1469         (movmd): Add calls to copy_rtx.
1470         (movmd_internal): In the second alternative, allow the initial and
1471         final destination registers to be different .  Update the splitter
1472         accordingly.  Call h8300_swap_into_er6 and h8300_swap_out_of_er6
1473         instead of h8sx_split_movmd.
1474         (stpcpy, movsd): New expanders.
1475         (movsd_internal): New define_insn.
1476         2003-06-13  Richard Sandiford  <rsandifo@redhat.com>
1477         * config/h8300/h8300-protos.h (h8300_reg_class_from_letter): Declare.
1478         (h8sx_emit_movmd, h8sx_split_movmd): Declare.
1479         * config/h8300/h8300.h (reg_class): Add COUNTER_REGS, SOURCE_REGS
1480         and DESTINATION_REGS.
1481         (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1482         (REGNO_REG_CLASS): Map er4, er5 and er6 to the new classes.
1483         (REG_CLASS_FROM_LETTER): Use h8300_reg_class_from_letter.
1484         (h8300_move_ratio): Declare.
1485         (MOVE_RATIO): Use it.
1486         * config/h8300/h8300.c (h8300_move_ratio): New variable.
1487         (h8300_init_once): Initialize it.
1488         (h8300_reg_class_from_letter): New function.
1489         (print_operand): Add an 'm' prefix for printing ".b", ".w" or ".l".
1490         (h8sx_emit_movmd, h8sx_split_movmd): New functions.
1491         * config/h8300/h8300.md (UNSPEC_MOVMD): New unspec constant.
1492         (COUNTER_REG, SOURCE_REG, DESTINATION_REG): New register constants.
1493         (movstrsi, movmd): New expanders.
1494         (movmd_internal): New insn.
1495         2003-06-06  Richard Sandiford  <rsandifo@redhat.com>
1496         * config/h8300/h8300.h (EXTRA_MEMORY_CONSTRAINT): Define.
1497         2003-06-04  Richard Sandiford  <rsandifo@redhat.com>
1498         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxnelf for -msx -mn.
1499         * config/h8300/h8300.c (asm_file_start): Use .h8300sxn likewise.
1500         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1501         * config/h8300/h8300.c (nibble_operand): Fix warning.
1502         * config/h8300/h8300.md (movstricthi): Set adjust_length to no.
1503         (movsi_h8sx): Likewise here and the normal h8sx movhi pattern.
1504         (movsf_h8300h): Disable for TARGET_H8300SX.
1505         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1506         * config/h8300/h8300.h (PREDICATE_CODES): Add h8300_ldm_parallel,
1507         h8300_stm_parallel and h8300_return_parallel.
1508         * config/h8300/h8300.c (h8300_push_pop, h8300_stack_offset_p,
1509         h8300_ldm_stm_regno, h8300_ldm_stm_parallel, h8300_ldm_parallel,
1510         h8300_stm_parallel, h8300_return_parallel): New functions.
1511         (h8300_expand_prologue): Don't enforce ldm/stm register alignment
1512         if TARGET_H8300SX.  Use h8300_push_pop.
1513         (h8300_expand_epilogue): Likewise.  Try to merge the return insn
1514         and final pop when generating h8sx code.  Always emit some form
1515         of return insn.
1516         * config/h8300/h8300.md: Don't enforce register alignment in
1517         stm peepholes if TARGET_H8300SX.
1518         (ldm_h8300s, stm_h8300s, return_h8sx): New patterns.
1519         (ldm_h8300s_[234], stm_h8300_[234]): Disable.
1520         (epilogue): Expect h8300_expand_epilogue to emit a return insn.
1521         2003-06-03  Richard Sandiford  <rsandifo@redhat.com>
1522         * config/h8300/t-h8300 (MULTILIB_OPTIONS): Add a -msx multilib.
1523         (MULTILIB_DIRNAMES): Add a directory for it.
1524         (MULTILIB_MATCHES): Delete.
1525         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1526         * final.c (walk_alter_subreg): Handle addresses with subregs
1527         inside a ZERO_EXTEND or AND.
1528         * config/h8300/h8300-protos.h (h8300_get_index): Declare.
1529         * config/h8300/h8300.h (INDEX_REG_CLASS): Set to GENERAL_REGS
1530         if TARGET_H8300SX.
1531         (GO_IF_LEGITIMATE_ADDRESS): Use h8300_get_index.
1532         * config/h8300/h8300.c (print_operand_address): Handle @(dd,RnL.b),
1533         @(dd,Rn.w) and @(dd,ERn.L).
1534         (h8300_displacement_size): Take the whole address as argument.
1535         (h8300_classify_operand, h8300_short_move_mem_p): Adjust accordingly.
1536         2003-05-28  Richard Sandiford  <rsandifo@redhat.com>
1537         * config/mips/mips-protos.h (h8300_operands_match_p): Declare.
1538         (h8sx_mergeable_memrefs_p): Declare.
1539         * config/h8300/h8300.h (HAVE_POST_DECREMENT): Define to TARGET_H8300SX.
1540         (HAVE_PRE_INCREMENT): Likewise.
1541         (GO_IF_LEGITIMATE_ADDRESS): Accept pre/post increment/decrement
1542         addresses for TARGET_H8300SX,
1543         * config/h8300/h8300.c (print_operand_address): Deal with PRE_INC
1544         and POST_DEC.
1545         (movb_length_table, movl_length_table): New tables.
1546         (movw_length_table): Define to movb_length_table.
1547         (h8300_displacement_size): New, split out from...
1548         (h8300_classify_address): ...here.  Handle pre/post inc/dec.
1549         (h8300_short_immediate_length): Allow H8OP_MEM_COMPLEX operands.
1550         (h8300_insn_length_from_table): Add cases for movb, movw and movl.
1551         (h8sx_mergeable_memrefs_p, h8300_operands_match_p): New functions.
1552         (output_plussi): Use add.l #xx:3,Rn and sub.l #xx:3,Rn for h8sx.
1553         (compute_plussi_length, compute_plussi_cc): Update accordingly.
1554         (h8sx_unary_shift_operator): Get the mode from the operator.
1555         (binary_shift_operator): Likewise.
1556         * config/h8300/h8300.md: If a peephole2 applies gen_lowpart to
1557         a memory reference, check whether the reference is offsettable.
1558         (length_table): Add movb, movw and movl.
1559         (movqi): Add new h8sx pattern.  Don't force one operand to be a
1560         register when generating h8sx code.
1561         (movhi, movsi, movsf): Likewise.
1562         (movstrictqi): Use the length_table attribute.
1563         (movstricthi): Likewise.  Add h8sx alternative for mov.w #xx:3,Rn.
1564         (addqi3): Split into a define_expand and define_insn.  Don't accept
1565         memory operands in the expander.  Use h8300_operands_match_p to
1566         check for matching operands in the define_insn.
1567         (subqi3, negqi2, one_cmplqi2): Likewise.
1568         (add[hs]i3): Don't accept memory operands in the expander.  Likewise
1569         in any patterns that are unused in h8sx code.  In the h8sx patterns,
1570         use h8300_operands_match_p to check whether operands match.
1571         (sub[hs]i3, and[hi]3, ior[hs]i3, xor[hs]i3, neg[hsi]3,
1572         one_cmpl[hs]i3): Likewise.
1573         (andqi3, iorqi3, xorqi3): Likewise.  Don't call fix_bit_operand
1574         in the expander.
1575         2003-05-23  Richard Sandiford  <rsandifo@redhat.com>
1576         * config/h8300/h8300-protos.h (expand_a_shift): Return a bool.
1577         (h8300_insn_length_from_table): Add a second parameter.
1578         (output_h8sx_shift): Declare.
1579         * config/h8300/h8300.h (OK_FOR_W, OK_FOR_Y): New macros.
1580         (EXTRA_CONSTRAINT): Replace with...
1581         (EXTRA_CONSTRAINT_STR): ...this.  Use OK_FOR_W and OK_FOR_Y.
1582         (CONSTRAINT_LEN): Define, returning 2 for 'W' and 'Y'.
1583         (PREDICATE_CODES): Add entries for h8sx_unary_shift_operator
1584         and h8sx_binary_shift_operator.
1585         * config/h8300/h8300.c (two_insn_adds_subs_operand): Return false
1586         for TARGET_H8300SX.
1587         (bit_operand): Replace use of EXTRA_CONSTRAINT with OK_FOR_U.
1588         (bit_memory_operand, fix_bit_operand): Likewise.
1589         (h8300_length_table_for_insn): Remove.
1590         (h8300_classify_operand): Fix check for 16-bit operands in 32-bit
1591         instructions.
1592         (h8300_short_immediate_length, h8300_binary_length): New functions.
1593         (h8300_insn_length_from_table): Add an opcodes parameter.  Rework.
1594         (output_plussi): Use sub to add negative constants.
1595         (compute_plussi_length): Adjust accordingly.
1596         (h8sx_single_shift_type): New enum.
1597         (h8sx_single_shift, h8sx_unary_shift_operator,
1598         h8sx_binary_shift_operator, output_h8sx_shift): New functions.
1599         (expand_a_shift, expand_a_rotate): Emit nothing if the shift is a
1600         single h8sx instruction.  Return false in this case.
1601         * config/h8300/h8300.md (length_table): Add short_immediate.
1602         (length): Pass the operand array to h8300_insn_length_from_table.
1603         (adjust_length): Assume "no" for insns with a length_table attribute.
1604         (*cmphi_h8300hs, cmpsi): Add alternatives for #xx:3.
1605         (*addhi3_h8300hs): Don't use for h8sx.
1606         (*addhi3_h8sx): New pattern, with alternatives for add.w #xx:3
1607         and sub.w #xx:3.
1608         (ashl[qhs]i3, lshr[qhs]i3, ashr[qhs]i3, rotl[qhs]i3): Change operand
1609         1's predicate to nonimmediate_operand.  Only skip default expansion
1610         if expand_a_shift or expand_a_rotate returns true.  Add new patterns
1611         for single h8sx shift instructions.
1612         2003-05-22  Alexandre Oliva  <aoliva@redhat.com>
1613         * config/h8300/h8300.c (nibble_operand): Split out of...
1614         (reg_or_nibble_operand): ... this.
1615         * config/h8300/h8300.h (PREDICATE_CODES): Added nibble_operand.
1616         * config/h8300/h8300.md: (mulqihi3, mulhisi3, umulqihi3,
1617         umulhisi3): Introduce expand, and introduce separate insns for
1618         sign- or zero-extended REG and already-extended CONST_INT.
1619         2003-05-20  Richard Sandiford  <rsandifo@redhat.com>
1620         * config/h8300/h8300.c (h8300_unary_length): Fix miscounting.
1621         * config/h8300/h8300.md (subqi3): Generalize for h8sx.
1622         (subhi3): Likewise.  Don't accept immediates for operand 1.
1623         Remove the early clobber from second alternative of the h8300s pattern.
1624         (subsi3): Generalize for h8sx.  Force operand 2 into a register
1625         on plain h8300 targets.
1626         (subsi3_h8300): Use h8300_dst_operand for consistency with expander.
1627         (subsi3_h8300h): Generalize for h8sx.
1628         (one_cmplqi2, one_cmplhi2, one_cmplsi2): Likewise.
1629         2003-05-19  Alexandre Oliva  <aoliva@redhat.com>
1630         * config/h8300/h8300.c (reg_or_nibble_operand): New.
1631         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1632         (TARGET_H8300SXMUL): New.
1633         (CONST_OK_FOR_P): New.
1634         (CONST_OK_FOR_LETTER_P): Adjust.
1635         * config/h8300/h8300.md (mulqihi3, mulhisi3, umulqihi3,
1636         umulhisi3): Accept 4-bit immediate on H8SX.
1637         (mulhi3, mulsi3, smulsi3_highpart, umulsi3_highpart): New.
1638         (udivsi3, divhi3, udivsi3, divsi3): New.
1639         2003-05-19  Richard Sandiford  <rsandifo@redhat.com>
1640         * config/h8300/h8300-protos.h (h8300_insn_length_from_table): Declare.
1641         * config/h8300/h8300.h (OK_FOR_Q): New macro.
1642         (EXTRA_CONSTRAINT): Use it to check the 'Q' constraint.
1643         (PREDICATE_CODES): Add h8300_src_operand and h8300_dst_operand.
1644         Add ADDRESSOF to the bit_operand entry.
1645         * config/h8300/h8300.c (h8300_dst_operand): New predicate.
1646         (h8300_src_operand): Likewise.
1647         (bit_operand): Check nonimmediate_operand rather than general_operand.
1648         Accept any nonimmediate_operand in h8sx code.
1649         (h8300_and_costs): Initialize operands[1].
1650         (h8300_rtx_costs) <AND>: Return false if the operands aren't valid.
1651         (h8300_operand_class): New enum.
1652         (h8300_length_table): New typedef.
1653         (addb_length_table, addw_length_table, addl_length_table,
1654         logicl_length_table): New tables.
1655         (logicb_length_table, logicw_length_table): New macros.
1656         (h8300_classify_operand, h8300_length_from_table,
1657         h8300_length_table_for_insn, h8300_unary_length,
1658         h8300_insn_length_from_table): New functions.
1659         (output_plussi): Only use adds and subs for register destinations.
1660         Disable redundant clause.
1661         (compute_plussi_cc): Likewise.
1662         (compute_plussi_length): Likewise.  Use h8300_length_from_table
1663         to work out the length of an insn.
1664         (output_logical_op): Only use narrower immediate instructions
1665         if the destination is a register.
1666         (compute_logical_op_cc): Likewise.
1667         (compute_logical_op_length): Likewise.  Use h8300_length_from_table.
1668         (h8300_adjust_insn_length): Tighten check for reg<->mem moves.
1669         * config/h8300/h8300.md (length_table): New attribute.
1670         (length): When an instruction has a length_table attribute, use
1671         h8300_insn_length_from_table to calculate its default length.
1672         (cmpqi): Use h8300_dst_operand for the first operand and
1673         h8300_src_operand for the second.
1674         (cmphi, *cmphi_h8300hs, cmpsi, negqi2, neghi2, neghi2_h8300h, negsi2,
1675         negsi2_h8300h, addqi3, addhi3, *addhi3_h8300, *addhi3_h8300hs, addsi3,
1676         addsi_h8300, addsi_h8300h, andhi3, andsi3, iorhi3,
1677         iorsi3, xorhi3, xorsi3): Likewise.
1678         (andqi3): Use h8300_src_operand for operand 2.  Adjust the condition
1679         so that it allows any combination of operands for TARGET_H8300SX.
1680         (iorqi3, xorqi3): Likewise.
1681         (cmpqi): Use the length_table attribute.
1682         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, andqi3, iorqi3,
1683         xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1684         (cmpqi): Add 'Q' constraint.
1685         (*cmphi_h8300hs, cmpsi, addqi, *addhi3_h8300hs, addsi_h8300h, andqi3,
1686         iorqi3, xorqi3, negqi2, neghi2_h8300h, negsi2_h8300h): Likewise.
1687         2003-05-14  Richard Sandiford  <rsandifo@redhat.com>
1688         * config/h8300/h8300.h (MASK_H8300SX): New macro.
1689         (TARGET_H8300S): True for both -ms and -msx.
1690         (TARGET_H8300SX): New macro.
1691         (TARGET_SWITCHES): Add entries for -msx and -mno-sx.
1692         * config/h8300/h8300.c (asm_file_start): Write .h8300sx for -msx.
1693         * config/h8300/elf.h (LINK_SPEC): Use -m h8300sxelf for -msx.
1694         * config/h8300/t-h8300 (MULTILIB_MATCHES): Use -ms multilibs for -msx.
1695         [Temporary change.]
1696         2003-02-28  Alexandre Oliva  <aoliva@redhat.com>
1697         * config/h8300/h8300.h (SIZE_TYPE, PTRDIFF_TYPE): Use short with
1698         16-bit pointers and 32-bit ints.
1699         * config/h8300/h8300.h (LEGITIMATE_CONSTANT_P): Accept
1700         CONST_DOUBLE with mode no wider than SImode.
1701         * config/h8300/h8300.md (extendqisi2_h8300): Add constraints for
1702         output operand.
1703         2003-02-27  Alexandre Oliva  <aoliva@redhat.com>
1704         * config/h8300/h8300.c (general_operand_src): Match CONSTANT_P_RTX
1705         or SUBREG thereof.
1706         * config/h8300/h8300.h (PREDICATE_CODES): Adjust.
1707         2003-02-22  Alexandre Oliva  <aoliva@redhat.com>
1708         * config/h8300/h8300.c (dosize): Truncate sign * size to Pmode.
1709
1710 2004-05-28  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
1711
1712         * config.gcc (i[34567]86-*-mingw32*): Enable threads by default.
1713
1714 2004-07-07  Per Bothner  <per@bothner.com>
1715
1716         * flow.c (attempt_auto_inc):  Remove now-redundant PUT_CODE.
1717
1718 2004-07-07  Mike Stump  <mrs@apple.com>
1719
1720         * darwin.h (ASM_OUTPUT_LABELREF): Fix -fno-leading-underscore.
1721         * darwin.c (machopic_non_lazy_ptr_name, machopic_stub_name)
1722         (machopic_finish): Likewise.
1723
1724 2004-07-07  Richard Henderson  <rth@redhat.com>
1725
1726         * tree-ssa-dom.c (simplify_switch_and_lookup_avail_expr): Look
1727         through any value-preserving cast.
1728
1729 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1730
1731         * function.c (assign_parm_find_data_types): Call
1732         FUNCTION_ARG_PASS_BY_REFERENCE only if it's defined.
1733
1734 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1735
1736         * tree-cfg.c (group_case_labels): Remove case labels that have
1737         the same target as the default case.
1738
1739 2004-07-07  Steven Bosscher  <stevenb@suse.de>
1740
1741         * tree-inline.c (optimize_inline_calls): Set DECL_INLINED_FNS
1742         regardless of DECL_LANG_SPECIFIC being present or not.
1743         * tree.h (DECL_NUM_STMTS): Purge.
1744
1745 2004-07-07  Andrew Pinski  <apinski@apple.com>
1746
1747         * configure: Regenerate with the right autoconf.
1748
1749 2004-07-07  David Edelsohn  <edelsohn@gnu.org>
1750
1751         * ifcvt.c (total_bb_rtx_cost): New function.
1752         (find_if_case_1): Compare rtx_cost of basic block to cost of
1753         BRANCH_COST insns.
1754         (find_if_case_2): Same.
1755
1756 2004-07-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1757
1758         PR target/10567
1759         * config/sparc/sparc.c (load_pic_register): Honor flag_delayed_branch.
1760         (output_return): Likewise.
1761         (output_sibcall): Abort if !flag_delayed_branch.
1762         (sparc_function_ok_for_sibcall): Return 0 if !flag_delayed_branch.
1763         (emit_and_preserve): New function.
1764         (sparc_output_mi_thunk): Use it.  Honor flag_delayed_branch.  Emit an
1765         indirect jump to the thunked-to function if !flag_delayed_branch.
1766         * config/sparc/sparc.md (delayed_branch): New attribute.
1767         (load_pcrel_sym): Honor flag_delayed_branch.  Use above
1768         attribute to compute the length of the insn.
1769         (goto_handler_and_restore): Likewise.
1770
1771 2004-07-07  Andrew Pinski  <apinski@apple.com>
1772
1773         PR tree-optimization/15777
1774         * fold-const.c (fold_single_bit_test): Fold the x^1 expression.
1775
1776         * expr.c (expand_expr_real_1): Fix formating.
1777         BUFFER_REF and IN_EXPR are dead.
1778         * fold-const.c (non_lvalue): BUFFER_REF is dead.
1779         * tree-inline.c (estimate_num_insns_1): Likewise.
1780         * tree-pretty-print.c (dump_generic_node): BUFFER_REF,
1781         IN_EXPR, SET_LE_EXPR, and CARD_EXPR are dead.
1782         * tree.def (BUFFER_REF, IN_EXPR, SET_LE_EXPR, CARD_EXPR): Kill.
1783
1784 2004-07-07  H.J. Lu  <hongjiu.lu@intel.com>
1785
1786         * collect2.c (dump_file): Don't call cplus_demangle if
1787         HAVE_LD_DEMANGLE is defined.
1788         (main): Pass "--demangle" to ld if no_demangle is not 0 and
1789         HAVE_LD_DEMANGLE is defined. Don't set current_demangling_style
1790         if HAVE_LD_DEMANGLE is defined.
1791
1792         * configure.ac (--with-demangler-in-ld): Added
1793         (HAVE_LD_DEMANGLE): Define if ld supports --demangle when
1794         --with-demangler-in-ld is used.
1795         * config.in: Regenerated.
1796         * configure: Likewise.
1797
1798 2004-07-07  Roger Sayle  <roger@eyesopen.com>
1799
1800         * config/rs6000/rs6000.c (struct processor_costs): Add new fields
1801         for simple floating point operations "fp", double precision
1802         multiplication "dmul", and single and double precision division
1803         "sdiv" and "ddiv".  Update all CPU variant tables as appropriate.
1804         (ppc630_cost): New table split from ppc620_cost, to distinguish
1805         differences in floating point latencies.
1806         (rs6000_override_options): Use ppc630_cost for PROCESSOR_PPC630.
1807         (rs6000_rtx_costs): Add support for single and double precision
1808         floating point addition, subtraction, multiplication, division,
1809         fused-multiply-add, fused-multiply-sub, negation, absolute value
1810         and negative absolute value.  Tweak MEM case to use prefered idiom.
1811
1812 2004-07-07  Richard Henderson  <rth@redhat.com>
1813
1814         * tree-flow-inline.h (may_propagate_copy): Move...
1815         * tree-ssa-copy.c (may_propagate_copy): ... here.  Fail if we
1816         attempt to copy between types requiring conversion.
1817         * tree-flow.h (may_propagate_copy): Update decl.
1818         * tree-ssa-dom.c (cprop_operand): Tidy redundant tests.
1819
1820 2004-07-07  Jakub Jelinek  <jakub@redhat.com>
1821
1822         * config/i386/i386.c (override_options): Don't set x86_prefetch_sse
1823         from -mtune= option.
1824
1825 2004-07-07  Alexandre Oliva  <aoliva@redhat.com>
1826
1827         * builtins.c: Rename movstr*, except for movstrict*, to
1828         movmem* and clrstr* to clrmem*.
1829         * expr.c: Likewise.
1830         * expr.h: Likewise.
1831         * genopinit.c: Likewise.
1832         * integrate.c: Likewise.
1833         * local-alloc.c: Likewise.
1834         * optabs.c: Likewise.
1835         * optabs.h: Likewise.
1836         * config/alpha/alpha.h: Likewise.
1837         * config/alpha/alpha.md: Likewise.
1838         * config/arm/arm-protos.h: Likewise.
1839         * config/arm/arm.c: Likewise.
1840         * config/arm/arm.md: Likewise.
1841         * config/avr/avr.md: Likewise.
1842         * config/c4x/c4x.c: Likewise.
1843         * config/c4x/c4x.md: Likewise.
1844         * config/frv/frv.md: Likewise.
1845         * config/i386/i386-protos.h: Likewise.
1846         * config/i386/i386.c: Likewise.
1847         * config/i386/i386.h: Likewise.
1848         * config/i386/i386.md: Likewise.
1849         * config/i860/i860.c: Likewise.
1850         * config/i860/i860.md: Likewise.
1851         * config/ip2k/ip2k.md: Likewise.
1852         * config/ip2k/libgcc.S: Likewise.
1853         * config/ip2k/t-ip2k: Likewise.
1854         * config/m32r/m32r.c: Likewise.
1855         * config/m32r/m32r.md: Likewise.
1856         * config/mcore/mcore.md: Likewise.
1857         * config/mips/mips.c: Likewise.
1858         * config/mips/mips.md: Likewise.
1859         * config/ns32k/ns32k.c: Likewise.
1860         * config/ns32k/ns32k.h: Likewise.
1861         * config/ns32k/ns32k.md: Likewise.
1862         * config/pa/pa.c: Likewise.
1863         * config/pa/pa.md: Likewise.
1864         * config/pdp11/pdp11.h: Likewise.
1865         * config/pdp11/pdp11.md: Likewise.
1866         * config/rs6000/rs6000.c: Likewise.
1867         * config/rs6000/rs6000.md: Likewise.
1868         * config/s390/s390-protos.h: Likewise.
1869         * config/s390/s390.c: Likewise.
1870         * config/s390/s390.md: Likewise.
1871         * config/sh/lib1funcs.asm: Likewise.
1872         * config/sh/sh.c: Likewise.
1873         * config/sh/sh.md: Likewise.
1874         * config/sh/t-sh: Likewise.
1875         * config/sparc/sparc.h: Likewise.
1876         * config/vax/vax.md: Likewise.
1877         * config/xtensa/xtensa.c: Likewise.
1878         * config/xtensa/xtensa.md: Likewise.
1879         * doc/invoke.texi: Likewise.
1880         * doc/md.texi: Likewise.
1881         * doc/rtl.texi: Likewise.
1882
1883 2004-07-07  Richard Sandiford  <rsandifo@redhat.com>
1884
1885         PR target/16407
1886         * config/mips/mips-protos.h (mips_declare_common_object): Declare.
1887         * config/mips/mips.c (mips_declare_common_object): New function,
1888         mostly split out from...
1889         (mips_output_aligned_decl_common): ...here.
1890         * config/mips/mips.h (ASM_OUTPUT_LOCAL): Remove in favor of...
1891         (ASM_OUTPUT_ALIGNED_LOCAL): ...this new definition.
1892         * config/mips/iris6.h (ASM_OUTPUT_ALIGNED_LOCAL): Undefine this
1893         rather than ASM_OUTPUT_LOCAL.  Call mips_declare_common_object.
1894
1895 2004-07-07  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1896
1897         PR c/16392
1898         * function.c (assign_parms): Fix typo from previous change.
1899
1900 2004-07-07  Jason Merrill  <jason@redhat.com>
1901
1902         PR c++/15815
1903         * doc/extend.texi (C++ Interface): Correct information and
1904         discourage use.
1905
1906 2004-07-07  Vladimir Makarov  <vmakarov@redhat.com>
1907
1908         PR target/16130
1909         PR target/16142
1910         PR target/16143
1911         * config/ia64/ia64.c (ia64_dfa_new_cycle): Reset DFA state for asm
1912         insn.
1913
1914 2004-07-06  Kazuhiro Inaoka  <inaoka.kazuhiro@renesas.com>
1915
1916         PR target/1679.
1917         * config/m32r/m32r.c (m32r_function_symbol): New function:
1918         Generate a symbol name RTX with the correct m32r specific flags
1919         set.
1920         (block_move_call): Use new function to generate correct symbol.
1921         * config/m32r/m32r-protos.h: Add prototype for new funcion.
1922         * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Use the new
1923         function.
1924
1925 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1926
1927         * tree.h (TYPE_BINFO_OFFSET, TYPE_BINFO_VTABLE,
1928         TYPE_BINFO_VIRTUALS, TYPE_BINFO_BASETYPES,
1929         TYPE_BINFO_BASETYPE): Remove.
1930         (BINFO_BASETYPES, BINFO_N_BASETYPES, BINFO_BASETYPE): Rename
1931         to ...
1932         (BINFO_BASE_BINFOS, BINFO_N_BASE_BINFOS, BINFO_BASE_BINFO): ...
1933         here.
1934         (BINFO_BASEACCESSES, BINFO_BASEACCESS): Rename to ...
1935         (BINFO_BASE_ACCESSES, BINFO_BASE_ACCESS): ... here.
1936         (BINFO_INHERITANCE_CHAIN): Redocument as it is actually used.
1937         (struct tree_binfo): Rename base_types to base_binfos.
1938         * alias.c (record_component_aliases): Adjust BINFO macros.
1939         * dbxout.c (dbxout_type): Likewise.
1940         * dwarf2out.c (gen_member_die): Likewise.
1941         * sdbout.c (sdbout_one_type): Likewise.
1942         * tree-dump.c (deque_and_dump): Likewise.
1943         * config/i386/i386.c (classify_argument,
1944         contains_128bit_aligned_vector_p): Likewise.
1945
1946 2004-07-07  Nick Clifton  <nickc@redhat.com>
1947
1948         * config/fr30/fr30.c (fr30_setup_incoming_varargs): Change
1949         arguments to match TARGET_SETUP_INCOMING_VARARGS prototype.
1950
1951 2004-07-07  Nathan Sidwell  <nathan@codesourcery.com>
1952
1953         * vec.h: Fix the example use.
1954
1955 2004-07-06  Richard Henderson  <rth@redhat.com>
1956
1957         * langhooks-def.h (LANG_HOOKS_GIMPLE_BEFORE_INLINING): Remove.
1958         * langhooks.h (struct lang_hooks): Remove gimple_before_inlining.
1959         * tree-inline.c (copy_body_r, setup_one_parameter,
1960         initialize_inlined_parameters, expand_call_inline,
1961         declare_inline_vars): Don't check it.
1962         (expand_calls_inline): Remove old version, rename new version
1963         from gimple_expand_calls_inline.
1964         * tree-optimize.c (execute_gimple): Remove.
1965         (pass_gimple): Don't run anything.
1966
1967 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1968
1969         * doc/sourcebuild.texi: Use semicolons instead of commas in
1970         section title.
1971
1972 2004-07-06  Richard Henderson  <rth@redhat.com>
1973
1974         * tree-sra.c (struct sra_walk_fns): Revert 2004-07-05 change.
1975         (sra_walk_modify_expr, scan_init): Likewise.
1976         (generate_element_zero): Check visited before scanning children.
1977         (generate_element_init): Set visited on error.
1978         (scalarize_init): Handle generate_element_init failure similar
1979         to use_block_copy.
1980
1981 2004-07-06  Joseph S. Myers  <jsm@polyomino.org.uk>
1982
1983         * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Define.
1984         (warning, error, pedwarn, sorry): Use ATTRIBUTE_GCC_FE_DIAG.
1985
1986 2004-07-06  Richard Henderson  <rth@redhat.com>
1987
1988         * config/i386/i386.c (legitimize_pic_address): Make static.
1989         (legitimize_address): Handle CONST with TLS operand.
1990         (ix86_expand_move): Don't call legitimize_pic_address directly.
1991         * config/i386/i386-protos.h (legitimize_pic_address): Remove.
1992
1993 2004-07-06  Roger Sayle  <roger@eyesopen.com>
1994
1995         * ifcvt.c (struct noce_if_info): Add a Boolean b_unconditional field.
1996         (noce_try_sign_mask): Tweak rtx_cost check if t is evaluated anyway.
1997         (noce_process_if_block): Initialize if_info.b_unconditional if insn_b
1998         is currently executed unconditionally, i.e. not in "else_bb".
1999
2000 2004-07-06  Steven Bosscher  <stevenb@suse.de>
2001
2002         * config/alpha/alpha.c (alpha_use_dfa_pipeline_interface): Remove.
2003         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2004         * config/arm/arm.c (arm_use_dfa_pipeline_interface): Remove.
2005         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2006         * config/frv/frv.c (frv_use_dfa_pipeline_interface): Remove.
2007         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2008         * config/i386/i386.c (ia32_use_dfa_pipeline_interface): Remove.
2009         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2010         * config/ia64/ia64.c (ia64_use_dfa_pipeline_interface): Remove.
2011         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2012         * config/pa/pa.c (hhpa_use_dfa_pipeline_interface): Remove.
2013         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2014         * config/sparc/sparc.c (sparc_use_dfa_pipeline_interface): Remove.
2015         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2016         * config/v850/v850.c (v850_use_dfa_pipeline_interface): Remove.
2017         (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define to hook_int_void_1.
2018
2019 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
2020
2021         * dojump.c (do_jump): REFERENCE_EXPR is dead.
2022         * expr.c (expand_expr_real_1): Ditto.
2023         * tree-inline.c (estimate_num_insns_1): Ditto.
2024         * tree-pretty-print.c (dump_generic_node): Ditto.
2025         (op_symbol): Ditto.
2026         * tree.def: Ditto.
2027
2028 2004-07-06  Daniel Berlin  <dberlin@dberlin.org>
2029
2030         * tree-ssa-pre.c (reference_node_pool): New pool.
2031         (find_or_generate_expression): Class 'r' is okay too.
2032         (create_value_expr_from): Ditto.
2033         (add_to_sets): LHS should not include vuses.
2034         (eliminate): Ditto.
2035         (compute_avail): Reverse ordering of tests.
2036         Valuize INDIRECT_REF as well.
2037
2038 2004-07-06  Richard Sandiford  <rsandifo@redhat.com>
2039
2040         PR rtl-optimization/16380
2041         * loop.c (check_dbra_loop): Sink comparison instructions if they
2042         do something other than set cc0.
2043
2044 2004-07-06  James E Wilson  <wilson@specifixinc.com>
2045
2046         * doc/interface.texi (longjmp and automatic variables): Delete
2047         paragraph recommending taking the address of a variable.
2048
2049 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
2050
2051         * vec.h (VEC_embedded_alloc): Remove.
2052         (VEC_embedded_size, VEC_embedded_init): New.
2053         (VEC_alloc, VEC_reserve, VEC_safe_push, VEC_safe_insert): Add
2054         MEM_STAT_INFO.
2055         (VEC_truncate): New.
2056         (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL.
2057         (vec_embedded_alloc): Remove.
2058         * vec.c (vec_p_reserve, vec_o_reserve): Add MEM_STAT_DECL, adjust.
2059         (vec_embedded_alloc): Remove.
2060
2061 2004-07-06  Mark Mitchell  <mark@codesourcery.com>
2062
2063         * Makefile.in (langhooks.o): Do not depend on gt-langhooks.h.
2064         (gt-langhooks.h): Remove.
2065
2066 2004-07-06  George Helffrich <george@gly.bris.ac.uk>
2067
2068         * xcoffout.h (DBX_FINISH_SYMBOL): Fix typo.
2069
2070 2004-07-06  Eric Botcazou  <ebotcazou@libertysurf.fr>
2071
2072         * config/sparc/sparc.c (get_pc_symbol): Rename into
2073         add_pc_to_pic_symbol.
2074         (get_pc_symbol_name): Rename into add_pc_to_pic_symbol_name.
2075         (load_pic_register): Account for previous changes.
2076         Use reg_names.  Don't create the label twice.
2077         * config/sparc/sparc.md (UNSPEC_GET_PC): Rename into
2078         UNSPEC_LOAD_PCREL_SYM.
2079         (get_pc): Rename into load_pcrel_sym.  Add predicate to
2080         operands.  Remove condition.
2081
2082 2004-07-06  Nathan Sidwell  <nathan@codesourcery.com>
2083
2084         * dbxout.c (dbxout_type): Don't test whether the binfo slot of
2085         RECORD, UNION & QUAL_UNION is actually a binfo.
2086
2087         * tree.h (TREE_VIA_VIRTUAL): Rename to ...
2088         (BINFO_VIRTUAL_P): ... here. Require TREE_BINFO only.
2089         (BINFO_MARKED, BINFO_FLAG_[16]): New binfo flags.
2090         * dbxout.c (dbxout_type): Use BINFO_VIRTUAL_P.
2091         * dwarf2out.c (add_data_member_location_attribute): Likewise.
2092         (gen_inheritance_die): Likewise.
2093         * tree-dump.c (deque_and_dump): Likewise.
2094         * doc/c-tree.texi (Binfos): Add under reconstruction note.
2095
2096 2004-07-06  Steven Bosscher  <stevenb@suse.de>
2097
2098         * config/mcore/mcore.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2099         Define.
2100         * config/mcore/mcore.md: Model memory latency with a simple DFA
2101         pipeline description instead of a define_function_unit.
2102
2103 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2104
2105         * langhooks-def.h (LANG_HOOKS_TREE_INLINING_VAR_MOD_TYPE_P): Extra arg.
2106         * langhooks.h (var_mod_type_p): Likewise.
2107         * c-decl.c (finish_decl): Add extra arg to variably_modified_type_p.
2108         * expr.c (count_type_elements): Properly handle return from
2109         array_type_nelts and properly test for overflow.
2110         * gimplify.c (gimplify_init_constructor): Properly handle return
2111         from array_type_nelts.
2112         (gimplify_addr_expr): Remove redundant clear of TREE_SIDE_EFFECTS.
2113         * integrate.c (copy_decl_for_inlining): Correct comments.
2114         * tree-inline.c (remap_decl): Update comments, remove dead code,
2115         and copy DECL_FIELD_OFFSET and DECL_QUALIFIER, if they exist.
2116         (remap_type): Only remap if variably modified by vars in function
2117         being inlined.
2118         (copy_body_r): Use compatible_type langhooks to see when can fold.
2119         (setup_one_parameter): Don't remap type.
2120         (inline_forbidden_p_1): Add arg to variably_modified_type_p.
2121         * tree.c (recompute_tree_invarant_for_addr_expr): Properly
2122         compute TREE_INVARIANT for decl case.
2123         (find_var_from_fn): New function.
2124         (variably_modified_type_p): Add arg and call new function.
2125         * tree.h (variably_modified_type_p): Add extra arg.
2126
2127 2004-07-05  Eric Botcazou  <ebotcazou@libertysurf.fr>
2128
2129         * config/sparc/sparc.md (nonlocal_goto): Remove disabled code.
2130         (goto_handler_and_restore_v9): Delete disabled insn.
2131         (goto_handler_and_restore_v9_sp64): Likewise.
2132
2133 2004-07-05  Roger Sayle  <roger@eyesopen.com>
2134
2135         * calls.c (load_register_parameters): Call expand_shift instead
2136         of expand_binop with ashl_optab (or other shift optab) directly.
2137         * expr.c (emit_group_load, emit_group_store): Likewise.
2138         * function.c (assign_parm_setup_block): Likewise.
2139         * stmt.c (shift_return_value): Likewise.
2140
2141 2004-07-05  Jakub Jelinek  <jakub@redhat.com>
2142
2143         * expr.c (expand_assignment): Disable the bitfield += optimizations.
2144
2145 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2146
2147         * doc/sourcebuild.texi: Revert previous patch.
2148
2149 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2150
2151         * c-decl.c, config/m32r/m32r.c, expr.c, optabs.c: Don't check
2152         TARGET_MEM_FUNCTIONS.
2153         * system.h: Poison TARGET_MEM_FUNCTIONS.
2154         * libfuncs.h (LTI_bcopy, LTI_bcmp, LTI_bzero, bcopy_libfunc,
2155         bcmp_libfunc, bzero_libfunc): Remove.
2156         * optabs.c (init_obtabs): Don't set bcopy_libfunc, bcmp_libfunc or
2157         bzero_libfunc.
2158         * doc/tm.texi (TARGET_MEM_FUNCTIONS): Remove.
2159         * doc/standards.texi: Don't mention calling BSD string functions.
2160         * doc/invoke.texi: Likewise.  Mention that memmove may be called.
2161         * config/vax/t-memfuncs: New.
2162         * config/memcmp.c, config/memcpy.c, config/memmove.c,
2163         config/memset.c: New.
2164         * config/pdp11/t-pdp11 (LIB2FUNCS_EXTRA): Use these files.
2165         * config.gcc (vax-*-bsd*, vax-*-sysv*, vax-*-ultrix*): Use
2166         vax/t-memfuncs.
2167         * config/alpha/alpha.h, config/arc/arc.h, config/arm/arm.h,
2168         config/avr/avr.h, config/c4x/c4x.h, config/cris/aout.h,
2169         config/elfos.h, config/gnu.h, config/h8300/h8300.h,
2170         config/i386/gas.h, config/ia64/ia64.h, config/interix.h,
2171         config/ip2k/ip2k.h, config/lynx-ng.h, config/m32r/m32r.h,
2172         config/mcore/mcore.h, config/mips/mips.h, config/mmix/mmix.h,
2173         config/netbsd.h, config/openbsd.h, config/pa/pa.h,
2174         config/rs6000/rs6000.h, config/rtems.h, config/s390/s390.h,
2175         config/sh/sh.h, config/sparc/sparc.h, config/stormy16/stormy16.h,
2176         config/svr3.h: Don't define TARGET_MEM_FUNCTIONS.
2177
2178 2004-07-05  Richard Henderson  <rth@redhat.com>
2179
2180         * function.c (assign_parm_setup_reg): Properly rename variables in
2181         FUNCTION_ARG_CALLEE_COPIES section.
2182
2183 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
2184
2185         * tree-mudflap.c: Include cgraph.h.
2186         (mf_init_extern_trees): Rename to mudflap_init.  Export.
2187         Rewrite to create synthetic declarations instead of looking
2188         up declarations from mf-runtime.h.
2189         (mf_make_builtin, mf_make_cache_struct_type): New functions.
2190         (mf_cache_shift_decl, mf_cache_mask_decl, mf_unregister_fndecl):
2191         Correct commentary.
2192         (execute_mudflap_function_decls, mudflap_register_call):
2193         Don't call mf_init_extern_trees.
2194         (mudflap_finish_file): Use cgraph_build_static_cdtor.
2195
2196         * tree-mudflap.h: Update prototypes.
2197         * c-mudflap.c: Delete file.
2198         * c-common.c: Include tree-mudflap.h.
2199         (c_common_nodes_and_builtins): Call mudflap_init if appropriate.
2200         * Makefile.in: Remove all references to c-mudflap.o.
2201         Update dependencies.
2202
2203 2004-07-05  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2204
2205         * pa.md (prefetch, prefetch_32, prefetch_64): Only allow short
2206         displacements with the spatial-locality cache-control completer.
2207
2208 2004-07-05  Zack Weinberg  <zack@codesourcery.com>
2209
2210         * langhooks.c: Don't include gt-langhooks.h.
2211         (var_labelno): Delete.
2212         (lhd_set_decl_assembler_name): Do not append a distinguishing
2213         number to file-scope internal-linkage declarations for the first
2214         input file, even if they have DECL_CONTEXT set.  Use DECL_UID of
2215         the declaration itself (if at block scope), or its containing
2216         TRANSLATION_UNIT_DECL (if at file scope) for the distinguishing
2217         number.
2218
2219         * opts.c (cur_in_fname): New global.
2220         * opts.h: Declare it.
2221         * tree.c: Include opts.h.
2222         (make_node_stat): If creating a TRANSLATION_UNIT_DECL, give it
2223         DECL_UID equal to cur_in_fname.
2224         (copy_node_stat): Do not change DECL_UID when copying a
2225         TRANSLATION_UNIT_DECL.
2226         (build_common_tree_nodes): Adjust next_decl_uid to reserve the
2227         range 0 .. num_in_fnames-1 for TRANSLATION_UNIT_DECLs.
2228
2229         * c-decl.c (c_static_assembler_name): Delete.
2230         * c-tree.h (c_static_assembler_name): Delete prototype.
2231         * c-lang.c, objc/objc-lang.c: Don't override
2232         LANG_HOOKS_SET_DECL_ASSEMBLER_NAME.
2233
2234         * Makefile.in (tree.o): Update dependencies.
2235         (GTFILES): Remove langhooks.c.
2236
2237 2004-07-05  Roger Sayle  <roger@eyesopen.com>
2238
2239         * fold-const.c (fold) <TRUNC_MOD_EXPR>: Optimize unsigned modulus
2240         by a power of two into a bit-wise AND, i.e. "X % C" as "X & (C-1)".
2241         Normalize "X % C" as "X % -C" for signed modulus and negative C.
2242         Optimize "X % -Y" as "X % Y" for signed modulus.
2243         <EQ_EXPR>: Recursively call "fold" when transforming "(X % Y) == 0"
2244         into "((unsigned) X % Y) == 0".
2245
2246 2004-07-05  Joseph S. Myers  <jsm@polyomino.org.uk>
2247
2248         * sourcebuild.texi (Config Fragments): Use @comma{} in
2249         cross-reference to section title.
2250
2251 2004-07-05  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2252
2253         * tree.h (DECL_SEEN_IN_BIND_EXPR_P): New macro.
2254         * gimplify.c (gimple_add_tmp_var, gimplify_bind_expr): Use it.
2255         (gimplify_target_expr, gimplify_expr): Likewise.
2256         (copy_if_shared_r): No longer need special case for BIND_EXPR.
2257         (unshare_body, unvisit_body): Only look at nested if BODY_P is
2258         whole function.
2259         (gimplify_compound_lval): See if we can strip any useless conversion.
2260         (gimplify_modify_expr, gimplify_modify_expr_to_memcpy): Take size
2261         from RHS, not LHS.
2262         (gimplify_modify_expr_to_memset): Likewise.
2263         (gimplify_expr, case CONSTRUCTOR): Handle use as statement.
2264         * tree-inline.c (setup_one_parameter): Use DECL_SEEN_IN_BIND_EXPR_P.
2265         (declare_inline_vars): Likewise.
2266         (walk_type_fields): New function.
2267         (walk_tree): Use it.
2268         * tree-nested.c (create_tmp_var_for): Show seen in BIND_EXPR.
2269
2270         * tree-sra.c (struct sra_walk_fns): Init function now returns bool.
2271         (sra_walk_modify_expr): Allow init function to fail.
2272         (scan_init): Now returns bool.
2273         (generate_element_init): If can't understand INIT, return false.
2274         (scalarize_init): Return false if generate_element_init does.
2275
2276         * tree-pretty-print.c (dump_generic_node, case ARRAY_TYPE): Properly
2277         print bounds.
2278
2279         * expr.c (expand_expr_real_1, case SWITCH_EXPR): Don't check against
2280         bounds if bounds aren't constant.
2281
2282         * tree-cfg.c (verify_expr): Use CHECK_OP in binary case.
2283
2284         * function.c, langhooks-def.h, langhooks.h: Move max_size hook
2285         to type hooks; remove bogus PARAMS.
2286
2287 2004-07-05  Nathan Sidwell  <nathan@codesourcery.com>
2288
2289         * c-tree.h (TYPE_ACTUAL_ARG_TYPES): Use TYPE_LANG_SLOT_1.
2290         * dwarf2out.c (add_data_member_location_attribute): Check for
2291         TREE_BINFO.
2292         * tree.c (tree_node_kinds): Add "binfos".
2293         (binfo_lang_slots): New.
2294         (make_node_stat): Add TREE_BINFO.
2295         (make_tree_binfo_stat): New.
2296         (tree_node_structure): Add TREE_BINFO.
2297         * tree.def (TREE_BINFO): New.
2298         * tree.h (REC_OR_UNION_CHECK): Rename to ...
2299         (RECORD_OR_UNION_CHECK): ... here.
2300         (NOT_RECORD_OR_UNION_CHECK): New.
2301         (TRE_VIA_VIRTUAL): Allow TREE_LIST or TREE_BINFO.
2302         (TYPE_FIELDS, TYPE_METHODS, TYPE_VFIELD): Adjust for
2303         RECORD_OR_UNION_CHECK.
2304         (TYPE_BINFO): Use RECORD_OR_UNION_CHECK.
2305         (TYPE_LANG_SLOT_1): New.
2306         (BINFO_TYPE, BINFO_OFFSET, BINFO_VTABLE, BINFO_VIRTUALS,
2307         BINFO_BASETYPES, TYPE_BINFO_BASETYPES, BINFO_VPTR_FIELD,
2308         BINFO_BASEACCESSES, BINFO_INHERITANCE_CHAIN): Adjust.
2309         (BINFO_ELTS): Remove.
2310         (BINFO_LANG_SLOT): New.
2311         (struct tree_binfo): New.
2312         (binfo_lang_slots): Declare.
2313         (enum tree_node_structure_enum): Add TS_BINFO.
2314         (union tree_node): Add binfo.
2315         (make_tree_binfo_stat): Declare.
2316         (make_tree_binfo): New.
2317         (enum tree_node_kind): Add binfo_kind.
2318
2319         * objc/objc-act.c (start_class, objc_declare_protocols,
2320         start_protocols): Use TYPE_LANG_SLOT_1.
2321         * objc/objc-act.h (CLASS_BINFO_ELTS, PROTOCOL_BINFO_ELTS): Rename
2322         to ...
2323         (CLASS_LANG_SLOT_ELTS, PROTOCOL_LANG_SLOT_ELTS): ... here.
2324         (CLASS_IVARS, CLASS_RAW_IVARS, CLASS_STATIC_TEMPLATE,
2325         CLASS_CATEGORY_LIST, CLASS_PROTOCOL_LIST, CLASS_OWN_IVARS,
2326         PROTOCOL_LIST, PROTOCOL_FORWARD_DECL): Use TYPE_LANG_SLOT_1.
2327
2328 2004-07-05  Steven Bosscher  <stevenb@suse.de>
2329
2330         * rtl.h (struct rtx_def): Remove the integrated flag.
2331         Use the return_val flag for MEM_SCALAR_P.
2332         Reshuffle and update flags in CLEAR_RTX_FLAGS.
2333
2334 2004-07-05  Richard Sandiford  <rsandifo@redhat.com>
2335
2336         PR target/16357
2337         * config/mips/mips.c (mips_block_move_straight): Pass BLKmode memrefs
2338         to mips_expand_unaligned_load, mips_expand_unaligned_store, and
2339         move_by_pieces.
2340
2341 2004-07-05  Josef Zlomek  <zlomekj@suse.cz>
2342
2343         * var-tracking.c: Fix some comments.
2344         (frame_stack_adjust): New.
2345         (vt_stack_adjustments): Init stack_adjust of entry block to
2346         minus stack adjustment of function prologue.
2347         (adjust_stack_reference): Do not adjust if adjustment == 0.
2348         (compute_bb_dataflow): Use plus_constant instead of gen_rtx_PLUS.
2349         (emit_notes_in_bb): Likewise.
2350         (vt_add_function_parameters): Do not adjust locations of
2351         function arguments.
2352         (vt_initialize): Compute the stack adjustment of function
2353         prologue and offset the initial "location" of frame_base_decl
2354         from the stack pointer after prologue.
2355
2356 2004-07-04  Richard Henderson  <rth@redhat.com>
2357
2358         * function.c (struct assign_parm_data_all): New.
2359         (struct assign_parm_data_one): New.
2360         (assign_parms_initialize_all, assign_parms_augmented_arg_list,
2361         assign_parm_find_data_types, assign_parms_setup_varargs,
2362         assign_parm_find_entry_rtl, assign_parm_is_stack_parm,
2363         assign_parm_find_stack_rtl, assign_parm_adjust_entry_rtl,
2364         assign_parm_adjust_stack_rtl, assign_parm_setup_block_p,
2365         assign_parm_setup_block, assign_parm_setup_reg,
2366         assign_parm_setup_stack, assign_parms_unsplit_complex): Split from ...
2367         (assign_parms): ... here.
2368
2369 2004-07-04  Daniel Berlin  <dberlin@dberlin.org>
2370
2371         * tree-ssa-pre.c (bb_value_sets): phi_gen, tmp_gen, new_sets
2372         now are bitmap_set_t's.
2373         (bitmap_insert_into_set): No point in inserting the value if
2374         it's invariant.
2375         (bitmap_set_contains): New function.
2376         (bitmap_set_replace_value): Add comment on why we do it
2377         this way.
2378         (set_contains): Removed.
2379         (bitmap_set_subtract_from_value_set): New name of
2380         set_subtract now that it's arguments are two different
2381         types of sets.
2382         Update callers.
2383         (bitmap_find_leader): Change algorithm used.
2384         (find_or_generate_expression): Update use of functions for new
2385         bitmap sets.
2386         (create_expression_by_pieces): Ditto.
2387         (insert_aux): Ditto.
2388         (insert): Ditto.
2389         (add_to_sets): Ditto.
2390         (init_pre): Ditto.
2391         (execute_pre): Ditto.
2392         (compute_avail): Ditto.
2393         Also ignore virtual phis.
2394
2395 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
2396
2397         * combine.c (simplify_comparison): Fix comment typo.
2398
2399 2004-07-04  Eric Botcazou  <ebotcazou@libertysurf.fr>
2400
2401         * config/sparc/sparc.c (SIBCALL_SLOT_EMPTY_P): Rename
2402         into LEAF_SIBCALL_SLOT_RESERVED_P after negation.
2403         (eligible_for_sibcall_delay): Adjust use of SIBCALL_SLOT_EMPTY_P.
2404         (output_restore): Change parameter from 'insn' to 'pat'.
2405         (output_return): Adjust call to output_restore.
2406         (output_sibcall): Adjust use of SIBCALL_SLOT_EMPTY_P.
2407         Adjust call to output_restore.
2408
2409 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2410
2411         * config/netbsd.h (NETBSD_OS_CPP_BUILTINS_COMMON): Define __unix__
2412         and assert system is bsd.
2413
2414 2004-07-04  Richard Sandiford  <rsandifo@redhat.com>
2415
2416         * config/mips/mips.h (MASK_DEBUG_C, TARGET_DEBUG_C_MODE): Delete.
2417         (TARGET_SWITCHES): Remove -mdebugc.
2418         * config/mips/mips.md (seq, sne, sgt, sge, slt, sle, sgtu, sgeu)
2419         (sltu, sleu): Remove TARGET_DEBUG_C_MODE handling.
2420         (seq_[sd]i, sne_[sd]i, sge_[sd]i, sle_[sd]i_reg, sgeu_[sd]i)
2421         (sle_[sd]i_reg): Delete.
2422
2423 2004-07-04  Steven Bosscher  <stevenb@suse.de>
2424
2425         * config/iq2000/iq2000.c (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE):
2426         Define.
2427         * config/iq2000/iq2000.md: Translate old pipeline description to an
2428         equivalent new one.
2429
2430 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2431
2432         * tree-ssa-ccp.c (set_rhs): Change function to return a bool.
2433         Ensure the replacement rhs is valid gimple before performing
2434         the substitution.  Return false if these sanity checks fail.
2435         (fold_stmt): Only set changed to true, if set_rhs returns true.
2436         (execute_fold_all_builtins): Only call modify_stmt if set_rhs
2437         succeeds.
2438
2439 2004-07-04  Richard Henderson  <rth@redhat.com>
2440
2441         PR c/16348
2442         * c-typeck.c (c_finish_loop): Don't clear cond for cond_is_first loops.
2443
2444 2004-07-04  Mark Mitchell  <mark@codesourcery.com>
2445
2446         * configure.ac (ranlib_flags): New variable.
2447         * Makefile.in (RANLIB_FLAGS): New variable.
2448         (libbackend.a): Use it.
2449         * configure: Regenerated.
2450
2451 2004-07-04  Roger Sayle  <roger@eyesopen.com>
2452
2453         * ifcvt.c (noce_try_sign_mask): Call emit_store_flag to generate
2454         a "sign mask" instead of using ashr_optab directly.
2455
2456 2004-07-04  Neil Booth  <neil@duron.akihabara.co.uk>
2457
2458         * doc/cpp.texi: Don't document what we do for ill-formed expressions.
2459         * doc/cppopts.texi: Clarify processing of command-line defines.
2460
2461 2004-07-04  Gerald Pfeifer  <gerald@pfeifer.com>
2462
2463         * doc/contrib.texi (Contributors): Adjust link for GNU Classpath.
2464
2465 2004-07-04  Richard Henderson  <rth@redhat.com>
2466
2467         * rtl.def (ADDRESSOF): Remove.
2468         * alias.c (rtx_equal_for_memref_p): Don't handle addressof.
2469         (find_base_term, memrefs_conflict_p): Likewise.
2470         * cse.c (fixed_base_plus_p, find_best_addr: Likewise.
2471         (fold_rtx, cse_insn, set_live_p): Likewise.
2472         * dwarf2out.c (mem_loc_descriptor): Likewise.
2473         (add_location_or_const_value_attribute): Likewise.
2474         * emit-rtl.c (copy_insn_1): Likewise.
2475         * explow.c (memory_address): Likewise.
2476         * expmed.c (store_split_bit_field): Likewise.
2477         * expr.c (expand_expr_real_1): Likewise.
2478         * function.c (instantiate_decl
2479         (instantiate_virtual_regs_1, fix_lexical_addr): Likewise.
2480         * genrecog.c (preds, validate_pattern): Likewise.
2481         * integrate.c (copy_rtx_and_substitute): Likewise.
2482         * recog.c (general_operand, register_operand): Likewise.
2483         (memory_address_p): Likwise.
2484         * reload1.c (eliminate_regs, elimination_effects): Likewise.
2485         * rtl.c (copy_rtx): Likewise.
2486         * rtlanal.c (rtx_unstable_p, rtx_varies_p): Likewise.
2487         (rtx_addr_can_trap_p, nonzero_address_p, address_cost): Likewise.
2488         * rtlhooks.c (gen_lowpart_general): Likewise.
2489         * stmt.c (expand_asm_operands): Likewise.
2490         * web.c (entry_register, replace_ref, web_main): Likewise.
2491         * config/alpha/alpha.c (input_operand, alpha_legitimate_address_p,
2492         alpha_expand_block_move, alpha_expand_block_clear): Likewise.
2493         * config/arm/arm.c (thumb_rtx_costs): Likewise.
2494         * config/c4x/c4x.c (c4x_valid_operands): Likewise.
2495         * config/frv/frv.c (move_destination_operand, move_source_operand,
2496         condexec_dest_operand, condexec_source_operand,
2497         condexec_memory_operand): Likewise.
2498         * config/h8300/h8300.h (PREDICATE_CODES): Likewise.
2499         * config/ia64/ia64.c (general_xfmode_operand): Likewise.
2500         (destination_xfmode_operand): Likewise.
2501         * config/mips/mips.h (PREDICATE_CODES): Likewise.
2502         * config/mn10300/mn10300.c (mn10300_address_cost_1): Likewise.
2503         * config/s390/s390.c (general_s_operand): Likewise.
2504         * config/s390/s390.md (mov*): Likewise.
2505         * config/sparc/sparc.h (PREDICATE_CODES): Likewise.
2506
2507         * c-typeck.c (c_mark_addressable): Don't put_var_into_stack.
2508         * expr.c (expand_expr_real_1): Likewise.
2509         * stmt.c (expand_decl): Likewise.
2510         * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
2511
2512         * function.c (struct fixup_replacement, struct insns_for_mem_entry,
2513         postponed_insns, put_var_into_stack, put_reg_into_stack,
2514         schedule_fixup_var_refs, fixup_var_refs, find_fixup_replacement,
2515         fixup_var_refs_insns, fixup_var_refs_insns_with_hash,
2516         fixup_var_refs_insn, fixup_var_refs_1, fixup_memory_subreg,
2517         walk_fixup_memory_subreg, fixup_stack_1, optimize_bit_field,
2518         gen_mem_addressof, flush_addressof, put_addressof_into_stack,
2519         purge_bitfield_addressof_replacements, purge_addressof_replacements,
2520         purge_addressof_1, insns_for_mem_hash, insns_for_mem_comp,
2521         struct insns_for_mem_walk_info, insns_for_mem_walk,
2522         compute_insns_for_mem, is_addressof, purge_addressof, setjmp_protect,
2523         setjmp_protect_args): Remove.
2524         (push_function_context_to): Don't handle var_refs_queue.
2525         (pop_function_context_from, free_after_compilation): Likewise.
2526         (instantiate_virtual_regs): Don't handle parm_reg_stack_loc.
2527         (assign_parms, allocate_struct_function): Likewise.
2528         (use_register_for_decl): New.
2529         (expand_function_end): Don't setjmp_protect.
2530         * function.h (struct emit_status): Update commentary.
2531         (struct function): Remove x_max_parm_reg, x_parm_reg_stack_loc.
2532         (max_parm_reg, parm_reg_stack_loc): Remove.
2533         * passes.c (DFI_addressof): Remove.
2534         (dump_file_info): Remove addressof.
2535         (rest_of_handle_addressof): Remove.
2536         (rest_of_compilation): Don't call it.
2537         * rtl.h (ADDRESSOF_REGNO, ADDRESSOF_DECL): Remove.
2538         * stmt.c (expand_decl): Use use_register_for_decl.
2539         * tree.h: Update decls.
2540         * web.c (mark_addressof): Remove.
2541         * doc/invoke.texi (-dF): Remove.
2542
2543 2004-07-03  Richard Henderson  <rth@redhat.com>
2544
2545         * config/ia64/ia64.c (spill_xfmode_operand): Use assign_stack_temp
2546         instead of gen_mem_addressof.
2547         * config/ia64/ia64.md (movxf): Use assign_stack_temp to handle
2548         TImode output register.
2549
2550 2004-07-03  Richard Henderson  <rth@redhat.com>
2551
2552         PR tree-optimization/16341
2553         * tree-sra.c (sra_walk_function): Increment to next stmt before
2554         processing the current stmt.
2555         (sra_insert_after): Always use BSI_SAME_STMT.
2556
2557 2004-07-03  Richard Henderson  <rth@redhat.com>
2558
2559         * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Don't fold
2560         fp plus with minus.
2561
2562 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2563
2564         * tree.c (type_hash_eq): Allow TYPE_MIN_VALUE which compares equal
2565         with tree_int_cst_equal.
2566
2567 2004-07-03  Andreas Schwab  <schwab@suse.de>
2568
2569         * config/ia64/ia64.md: Define new attribute "empty".
2570         (prologue_use, nop_x, insn_group_barrier): Set it.
2571
2572         * config/ia64/ia64.c (ia64_reorg): When looking for trailing call
2573         skip over "empty" insns.
2574
2575 2004-07-03  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2576
2577         * tree-inline.c (initialize_inlined_parameters): Pass proper function
2578         context to gimplify_body.
2579         (walk_tree): Don't walk into types twice.
2580         (walk_tree, case POINTER_TYPE): Deal with mutually recursive pointers.
2581
2582         * tree-sra.c (generate_element_init): Remove any useless conversions.
2583
2584         * gimplify.c (gimplify_conversion): Remove stripping useless
2585         conversions from here.
2586         (gimplify_expr): Put it here, in place of call to STRIP_MAIN_TYPE_NOPS.
2587         (gimplify_modify_expr_to_memcpy, gimplify_variable_sized_compare):
2588         Unshare before substituting PLACEHOLDER_EXPR.
2589         (gimplify_modify_expr_to_memset): Likewise.
2590         Pass address of TO to memset, not TO itself.
2591         (gimplify_init_constructor): Make copy of OBJECT so we have it each
2592         time we make an expression (to match a PLACEHOLDER_EXPR).
2593
2594         * tree-ssa.c (tree_ssa_useless_type_conversion): Also look at
2595         VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
2596         * tree-ssa-ccp.c (fold_stmt): Call just STRIP_USELESS_TYPE_CONVERSION.
2597         * tree-ssa-dom.c (local_fold): Likewise.
2598
2599         * langhooks-def.h (LANG_HOOKS_TYPE_MAX_SIZE): New langhook.
2600         * langhooks.h (strct lang_hooks): New field type_max_size.
2601         * function.c (assign_temp): Call it.
2602
2603 2004-07-03  Steven Bosscher  <stevenb@suse.de>
2604
2605         * config/sh/sh.c (sh_use_dfa_interface): Add TARGET_SH1.
2606         * config/sh/sh.md: Convert the SH1 pipeline description to
2607         a DFA model.
2608
2609 2004-07-02  Zack Weinberg  <zack@codesourcery.com>
2610
2611         * c-decl.c (struct c_binding): Remove contour field; add
2612         depth, invisible, nested fields.
2613         (B_IN_SCOPE, B_IN_CURRENT_SCOPE, B_IN_FILE_SCOPE)
2614         (B_IN_EXTERNAL_SCOPE): New convenience macros.
2615         (bind): Add invisible and nested arguments. Initialize
2616         new fields of struct c_binding; adjust loop scanning for
2617         insertion point.
2618         (free_binding_and_advance): Clear structure with memset.
2619         (pop_scope): Adjust to match.  Set DECL_CONTEXT on everything
2620         in file scope, even if it's in external scope too.
2621         (pushdecl): Adjust to match.  Create invisible file-scope
2622         declarations for block-scope forward declarations of static functions.
2623         (pushtag, warn_if_shadowing, pushdecl_top_level, implicitly_declare)
2624         (undeclared_variable, lookup_label, declare_label, define_label)
2625         (lookup_tag, lookup_name, lookup_name_in_scope, builtin_function)
2626         (c_make_fname_decl, store_parm_decls_newstyle, identifier_global_value)
2627         (store_parm_decls_oldstyle): Adjust to match.
2628         (diagnose_mismatched_decls): Correct handling of linkage clashes.
2629         (merge_decls): No need to copy C_DECL_IN_EXTERNAL_SCOPE.
2630
2631         * c-tree.h (C_DECL_IN_EXTERNAL_SCOPE): Delete.
2632         (C_DECL_DECLARED_BUILTIN, C_DECL_REGISTER): Slide down one.
2633
2634 2004-07-02  Richard Henderson  <rth@redhat.com>
2635
2636         * c-decl.c (grokdeclarator): Don't frob current_function_decl
2637         around variable_size.
2638         (set_decl_nonlocal): Remove.
2639         (store_parm_decls): Add stmts for pending sizes.
2640         * calls.c (calls_function, calls_function_1): Remove.
2641         (precompute_arguments): Don't call it.
2642         * cfgexpand.c (set_save_expr_context): Remove.
2643         (tree_expand_cfg): Don't call it.
2644         * dwarf2out.c (add_bound_info): Don't handle SAVE_EXPR.
2645         (dwarf2out_finish): Likewise.
2646         * expr.c (emit_block_move): Adjust addresses to BLKmode.
2647         (store_constructor): Don't pre-evaluate SAVE_EXPR.
2648         (safe_from_p): Don't queue SAVE_EXPRs.
2649         (expand_expr_real_1 <case SAVE_EXPR>): Rewrite to expect,
2650         or build plain VAR_DECLs.
2651         * fold-const.c (twoval_comparison_p): Don't look at SAVE_EXPR_RTL.
2652         (fold): Likewise.
2653         (fold_checksum_tree): Don't special-case SAVE_EXPR.
2654         * function.c (free_after_compilation): Don't clear x_save_expr_regs.
2655         (put_var_into_stack): Don't handle SAVE_EXPR.
2656         (gen_mem_addressof): Likewise.
2657         * function.h (struct function): Remove x_save_expr_regs.
2658         (save_expr_regs): Remove.
2659         * gengtype.c (adjust_field_tree_exp): Don't special-case SAVE_EXPR.
2660         * print-tree.c (print_node): Don't dump SAVE_EXPR_NOPLACEHOLDER.
2661         * stor-layout.c (variable_size): Don't set it.
2662         (force_type_save_exprs, force_type_save_exprs_1): Remove.
2663         * tree-inline.c (remap_save_expr): Remove fn argument.  Update
2664         all callers.  Don't set SAVE_EXPR_CONTEXT.
2665         * tree-inline.h (remap_save_expr): Update decl.
2666         * tree.c (save_expr): Update build size.
2667         (first_rtl_op): Don't handle SAVE_EXPR.
2668         (unsave_expr_1, contains_placeholder_p): Likewise.
2669         (decl_function_context): Likewise.
2670         * tree.def (SAVE_EXPR): Remove args 1 and 2.
2671         * tree.h (SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL): Remove.
2672         (SAVE_EXPR_NOPLACEHOLDER, SAVE_EXPR_PERSISTENT_P): Remove.
2673
2674 2004-07-03  Joseph S. Myers  <jsm@polyomino.org.uk>
2675
2676         * doc/bugreport.texi, doc/configterms.texi, doc/contrib.texi,
2677         doc/contribute.texi, doc/cpp.texi, doc/cppinternals.texi,
2678         doc/extend.texi, doc/install.texi, doc/invoke.texi, doc/md.texi,
2679         doc/portability.texi, doc/tree-ssa.texi, doc/trouble.texi: Avoid
2680         some first-person references and patronizing comments.  Based on
2681         printed manual.
2682         * doc/invoke.texi: Don't reference fortran@gnu.org.
2683         * doc/trouble.texi (Warning when a non-void function value is
2684         ignored): Rewrite.  From Russ Allbery and Chris Devers.
2685
2686 2004-07-02  Daniel Berlin  <dberlin@dberlin.org)
2687
2688         * tree-ssa-pre.c (bitmap_set_t): New.
2689         (bb_value_sets): avail_out is now a bitmap_set_t.
2690         (bitmap_find_leader): New function.
2691         (bitmap_value_insert_into_set): Ditto.
2692         (bitmap_set_copy): Ditto.
2693         (bitmap_value_replace_in_set): Ditto.
2694         (bitmap_set_contains_value): Ditto.
2695         (bitmap_set_new): Ditto.
2696         (bitmap_set_pool): New pool.
2697         (find_or_generate_expression): Use bitmap_ functions on AVAIL sets.
2698         (insert_aux): Ditto.
2699         (add_to_sets): Ditto.
2700         (compute_avail): Ditto
2701         (eliminate): Ditto.
2702         (init_pre): Ditto.
2703         (fini_pre): Ditto.
2704         (execute_pre): Ditto.
2705
2706 2004-07-02  Roger Sayle  <roger@eyesopen.com>
2707
2708         * config/rs6000/rs6000.c (struct processor_costs): New structure
2709         used to hold instruction latencies/sizes for processor types.
2710         (rs6000_cost): New global variable pointing to current CPU's costs.
2711         (rs6000_override_options): Initialize rs6000_cost to point to the
2712         appropriate cost table based upon rs6000_cpu and optimize_size.
2713         (rs6000_rtx_costs): Use rs6000_cost to avoid hardcoding processor
2714         timings inline.
2715
2716 2004-07-02  Richard Henderson  <rth@redhat.com>
2717
2718         * expmed.c (make_tree): Don't use SET_DECL_RTL.
2719
2720 2004-07-02  Steven Bosscher  <stevenb@suse.de>
2721
2722         * tree-flow.h (bb_ann_d): Remove ephi_nodes field.
2723
2724 2004-07-01  Richard Henderson  <rth@redhat.com>
2725
2726         * config/alpha/alpha.c (struct machine_function): Add gp_save_rtx.
2727         (alpha_gp_save_rtx): Use assign_stack_local instead of
2728         gen_mem_addressof.
2729
2730 2004-07-01  Richard Henderson  <rth@redhat.com>
2731
2732         * config/alpha/alpha.c (struct alpha_rtx_cost_data): Add int_div.
2733         (alpha_rtx_cost_data): Update to match.
2734         (alpha_rtx_cost_size): New.
2735         (alpha_rtx_costs): Honor optimize_size.
2736
2737 2004-07-01  Richard Henderson  <rth@redhat.com>
2738
2739         * gimple-low.c (lower_function_body): Don't reset_block_changes here.
2740         * cfgexpand.c (tree_expand_cfg): Do it here.
2741         * config/alpha/alpha.c (alpha_output_mi_thunk_osf): And here.
2742         * config/ia64/ia64.c (ia64_output_mi_thunk): And here.
2743         * config/mips/mips.c (mips_output_mi_thunk): And here.
2744         * config/rs6000/rs6000.c (rs6000_output_mi_thunk): And here.
2745         * config/sh/sh.c (sh_output_mi_thunk): And here.
2746         * config/sparc/sparc.c (sparc_output_mi_thunk): And here.
2747
2748 2004-07-01  Richard Henderson  <rth@redhat.com>
2749
2750         * tree.def (RTL_EXPR): Remove.
2751         * c-typeck.c (lvalue_p): Don't handle it.
2752         * expr.c (safe_from_p): Likewise.
2753         (expand_expr_real_1): Likewise.
2754         * fold-const.c (non_lvalue, operand_equal_p, fold): Likewise.
2755         (fold_checksum_tree, tree_expr_nonnegative_p): Likewise.
2756         * gengtype.c (adjust_field_tree_exp): Likewise.
2757         * stmt.c (warn_if_unused_value): Likewise.
2758         * tree-gimple.c (recalculate_side_effects): Likewise.
2759         * tree-pretty-print.c (dump_generic_node): Likewise.
2760         * tree.c (make_node_stat, first_rtl_op, unsave_expr_1): Likewise.
2761         (unsafe_for_reeval, stabilize_reference, build1_stat): Likewise.
2762         * tree.h (RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, RTL_EXPR_ALT_RTL): Remove.
2763
2764         * stmt.c (struct stmt_status): Remove x_last_expr_type,
2765         x_last_expr_value, x_last_expr_alt_rtl, x_expr_stmts_for_value.
2766         (last_expr_type, last_expr_value, last_expr_alt_rtl): Remove.
2767         (expand_expr_stmt): Merge with expand_expr_stmt_value.  Remove
2768         all the bits that tracked last_expr.
2769         (expand_end_bindings): Don't track last_expr.
2770         (expand_start_stmt_expr, expand_end_stmt_expr): Remove.
2771         (clear_last_expr): Remove.
2772         (expand_asm): Don't call it.
2773         (expand_asm_operands, expand_end_cond): Likewise.
2774         (expand_naked_return, expand_null_return_1): Likewise.
2775         * c-typeck.c (c_begin_compound_stmt): Likewise.
2776         * cfgexpand.c (expand_block): Use expand_expr_stmt.
2777         * expr.c (expand_expr_real_1): Likewise.
2778         * tree.h: Update prototypes.
2779
2780         * function.h (struct sequence_stack): Remove sequence_rtl_expr.
2781         (struct emit_status): Remove sequence_rtl_expr.
2782         (struct function): Remove x_rtl_expr_chain.
2783         (seq_rtl_expr, rtl_expr_chain): Remove.
2784         * function.c (struct temp_slot): Remove rtl_expr.
2785         (assign_stack_temp_for_type): Don't set it.
2786         (free_temp_slots, pop_temp_slots): Don't check it.
2787         (free_after_compilation): Don't clear x_rtl_expr_chain.
2788         (fixup_var_refs): Don't search it.
2789         (preserve_rtl_expr_result, free_temps_for_rtl_expr): Remove.
2790         * emit-rtl.c (start_sequence): Don't use sequence_rtl_expr
2791         or seq_rtl_expr.
2792         (push_topmost_sequence): Likewise.
2793         (end_sequence, init_emit): Likewise.
2794         (start_sequence_for_rtl_expr): Remove.
2795         * expmed.c (make_tree): Build a VAR_DECL instead of an RTL_EXPR.
2796         * rtl.h (preserve_rtl_expr_result): Remove.
2797
2798 2004-07-02  Kazu Hirata  <kazu@cs.umass.edu>
2799
2800         * ifcvt.c, modulo-sched.c, tree-alias-common.c, tree-sra.c,
2801         tree-ssa-copy.c, tree-ssa-dom.c, tree-ssa-pre.c: Fix comment
2802         typos.
2803
2804 2004-07-02  Aaron W. LaFramboise <aaronraolete36@aaronwl.com>
2805
2806         * gcc.c (STANDARD_STARTFILE_PREFIX_1): Define.
2807         (STANDARD_STARTFILE_PREFIX_2): Define.
2808         (standard_startfile_prefix_1): Initialize to
2809         STANDARD_STARTFILE_PREFIX_1.
2810         (standard_startfile_prefix_2): Initialize to
2811         STANDARD_STARTFILE_PREFIX_2.
2812         * config/i386/mingw32.h (MD_STARTFILE_PREFIX): Remove.
2813         (STANDARD_STARTFILE_PREFIX_1): Define.
2814         (STANDARD_STARTFILE_PREFIX_2): Define.
2815         * doc/tm.texi (STANDARD_STARTFILE_PREFIX_1): Document.
2816         (STANDARD_STARTFILE_PREFIX_2): Document.
2817
2818 2004-07-01  Richard Henderson  <rth@redhat.com>
2819
2820         * tree-sra.c (sra_walk_expr): Don't maybe_lookup_element_for_expr
2821         in order to disable scalarization.  Instead set a flag and wait
2822         for a candidate decl.
2823
2824 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
2825
2826         * doc/cppinternals.texi, doc/install.texi, doc/invoke.texi,
2827         doc/md.texi, doc/sourcebuild.texi, doc/tm.texi, doc/trouble.texi:
2828         Use terminology "testsuite" and "enumerated".
2829
2830 2004-07-01  Richard Henderson  <rth@redhat.com>
2831
2832         * dwarf2out.c (reg_save): Use INVALID_REGNUM.
2833         (dwarf2out_reg_save, dwarf2out_return_save): Likewise.
2834         (initial_return_save): Likewise.
2835         (flush_queued_reg_saves): Remap register numbers.
2836         (dwarf2out_return_reg): Likewise.
2837
2838 2004-07-01  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
2839
2840         * gimplify.c (gimplify_one_sizepos): Don't do anything if any VAR_DECL.
2841
2842         * tree-pretty-print.c (dump_generic_node, case ARRAY_REF): Use
2843         access functions for lower bound and element size and only output
2844         if lower bound nonzero or element size not same as that of type.
2845         (dump_generic_node, case COMPONENT_REF): Use access func. for offset.
2846
2847 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2848
2849         * c-pretty-print.c (pp_c_postfix_expression): Fix pasto.
2850
2851 2004-07-01  Per Bothner  <per@bothner.com>
2852
2853         * final.c (final):  Fix typo reported by Aaron W. LaFramboise.
2854
2855 2004-07-01  Jakub Jelinek  <jakub@redhat.com>
2856
2857         * expr.c (expand_assignment): Optimize bitfld += cst for 1 bit
2858         bitfields as well.  STRIP_NOPS from src operand and PLUS_EXPR's
2859         first operand.  Don't optimize if the bitfield is volatile.
2860
2861 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
2862
2863         * c-pretty-print.c (pp_c_postfix_expression): Handle
2864         floating-point comparison operators.
2865         (pp_c_expression): Pass floating-point comparison
2866         operators to pp_c_postfix_expression.
2867
2868 2004-07-01  Roger Sayle  <roger@eyesopen.com>
2869
2870         * simplify-rtx.c (simplify_binary_operation) <PLUS, MINUS>: Use
2871         rtx_cost instead of "had_mult" to determine whether the transformed
2872         expression is cheaper than the original.
2873
2874 2004-07-01  Jerry Quinn  <jlquinn@optonline.net>
2875
2876         * alias.c (get_alias_set, canon_rtx, get_addr,
2877         nonoverlapping_memrefs_p, nonlocal_referenced_p_1, memory_modified_1):
2878         Use MEM_P.
2879         * builtins.c (expand_builtin_prefetch, expand_builtin_profile_func,
2880         expand_builtin): Likewise.
2881         * calls.c (expand_call, emit_library_call_value_1, store_one_arg):
2882         Likewise.
2883         * combine.c (can_combine_p, combinable_i3pat, try_combine,
2884         find_split_point, combine_simplify_rtx, simplify_set, make_extraction,
2885         rtx_equal_for_field_assignment_p, gen_lowpart_for_combine,
2886         record_dead_and_set_regs_1, get_last_value_validate,
2887         mark_used_regs_combine, move_deaths, unmentioned_reg_p_1): Likewise.
2888         * cse.c (check_dependence, canon_hash, equiv_constant,
2889         gen_lowpart_if_possible, cse_insn, invalidate_from_clobbers,
2890         cse_around_loop, cse_check_loop_start, cse_set_around_loop,
2891         count_reg_usage): Likewise.
2892         * cselib.c (rtx_equal_for_cselib_p, add_mem_for_addr, cselib_lookup,
2893         cselib_invalidate_mem, cselib_invalidate_rtx, cselib_record_set,
2894         cselib_record_sets): Likewise.
2895         * dbxout.c (PARM_PASSED_IN_MEMORY, dbxout_symbol,
2896         dbxout_symbol_location, dbxout_parms, dbxout_reg_parms): Likewise.
2897         * ddg.c (mark_mem_use, mark_mem_store, rtx_mem_access_p): Likewise.
2898         * df.c (df_uses_record): Likewise.
2899         * dojump (do_jump): Likewise.
2900         * dwarf2out.c (stack_adjust_offset, mem_loc_descriptor,
2901         loc_descriptor_from_tree, rtl_for_decl_location, add_bound_info,
2902         decl_start_label): Likewise.
2903         * emit-rtl.c (gen_complex_constant_part, gen_highpart,
2904         operand_subword, change_address_1, make_safe_from): Likewise.
2905         * explow.c (break_out_memory_refs, copy_all_regs, validize_mem,
2906         stabilize, force_not_mem): Likewise.
2907         * expmed.c (store_bit_field, store_split_bit_field, extract_bit_field,
2908         expand_mult_const, expand_divmod, emit_store_flag): Likewise.
2909         * expr.c (convert_move, convert_modes, emit_block_move,
2910         emit_group_load, emit_group_store, clear_storage, emit_move_insn,
2911         emit_move_insn_1, expand_assignment, store_expr,
2912         store_constructor_field, store_constructor, store_field,
2913         force_operand, safe_from_p, expand_expr_real_1, expand_increment):
2914         Likewise.
2915         * final.c (cleanup_subreg_operands, alter_subreg,
2916         get_mem_expr_from_op): Likewise.
2917         * flow.c (notice_stack_pointer_modification_1,
2918         init_propagate_block_info, insn_dead_p, mark_set_1, mark_used_regs):
2919         Likewise.
2920         * function.c (mark_temp_addr_taken, preserve_temp_slots,
2921         preserve_rtl_expr_result, put_var_into_stack, fixup_var_refs_1,
2922         optimize_bit_field, flush_addressof, purge_addressof_1,
2923         instantiate_decl, instantiate_virtual_regs_1, assign_parms,
2924         setjmp_protect, setjmp_protect_args, fix_lexical_addr,
2925         keep_stack_depressed): Likewise.
2926         * ifcvt.c (noce_try_cmove_arith, noce_try_abs, noce_operand_ok,
2927         noce_process_if_block, find_memory): Likewise.
2928         * integrate.c (subst_constants, allocate_initial_values): Likewise.
2929         * local-alloc.c (validate_equiv_mem_from_store, memref_referenced_p,
2930         update_equiv_regs): Likewise.
2931         * loop.c (scan_loop, prescan_loop, note_addr_stored, check_store,
2932         maybe_eliminate_biv_1, find_mem_in_note_1): Likewise.
2933         * optabs.c (expand_abs, emit_unop_insn): Likewise.
2934         * passes.c (rest_of_handle_final): Likewise.
2935         * postreload.c (reload_cse_simplify_set, reload_cse_simplify_operands,
2936         move2add_note_store): Likewise.
2937         * ra-build.c (detect_remat_webs): Likewise.
2938         * ra-debug.c (dump_static_insn_cost): Likewise.
2939         * ra-rewrite.c (slots_overlap_p, insert_stores): Likewise.
2940         * recog.c (validate_change, apply_change_group, cancel_changes,
2941         validate_replace_rtx_1, general_operand, register_operand,
2942         nonmemory_operand, push_operand, pop_operand, memory_operand,
2943         indirect_operand, asm_operand_ok, offsettable_memref_p,
2944         offsettable_nonstrict_memref_p, constrain_operands,
2945         store_data_bypass_p): Likewise.
2946         * reg-stack.c (subst_stack_regs_pat): Likewise.
2947         * regclass.c (record_operand_costs, scan_one_insn, record_reg_classes,
2948         copy_cost, reg_scan_mark_refs): Likewise.
2949         * regmove.c (optimize_reg_copy_3, stack_memref_p,
2950         combine_stack_adjustments_for_block): Likewise.
2951         * regrename.c (copyprop_hardreg_forward_1): Likewise.
2952         * reload.c (can_reload_into, push_reload, decompose, immune_p,
2953         find_reloads, find_reloads_address, find_reloads_address_1,
2954         reg_overlap_mentioned_for_reload_p, refers_to_mem_for_reload_p,
2955         find_equiv_reg): Likewise.
2956         * reload1.c (reload, eliminate_regs, eliminate_regs_in_insn,
2957         reload_as_needed, choose_reload_regs, emit_input_reload_insns,
2958         do_input_reload, emit_reload_insns, gen_reload, delete_output_reload,
2959         delete_address_reloads): Likewise.
2960         * resource.c (mark_referenced_resources): Likewise.
2961         * rtlanal.c (get_jump_table_offset, count_occurrences,
2962         reg_referenced_p, reg_set_p, set_of_1, set_noop_p,
2963         reg_overlap_mentioned_p, note_uses, replace_regs, nonzero_bits1,
2964         num_sign_bit_copies1): Likewise.
2965         * rtlhooks.c (gen_lowpart_general): Likewise.
2966         * sched-deps.c (sched_analyze_1, sched_analyze_2): Likewise.
2967         * sdbout.c (PARM_PASSED_IN_MEMORY, sdbout_symbol,
2968         sdbout_toplevel_data, sdbout_parms, sdbout_reg_parms,
2969         sdbout_global_decl): Likewise.
2970         * simplify-rtx.c (simplify_subreg): Likewise.
2971         * stmt.c (expand_asm_operands, expand_expr_stmt_value, expand_decl,
2972         expand_anon_union_decl, expand_end_case_type): Likewise.
2973         * unroll.c (calculate_giv_inc): Likewise.
2974         * var-tracking.c (stack_adjust_offset_pre_post,
2975         bb_stack_adjust_offset, track_expr_p, count_uses, add_uses,
2976         add_stores, compute_bb_dataflow, vt_get_decl_and_offset,
2977         vt_add_function_parameters): Likewise.
2978         * varasm.c (make_var_volatile, notice_global_symbol,
2979         assemble_external, decode_addr_const, mark_weak,
2980         default_encode_section_info): Likewise.
2981
2982 2004-07-01  Steven Bosscher  <stevenb@suse.de>
2983
2984         * stmt.c (check_seenlabel): Remove.
2985         (pushcase, pushcase_range, expand_end_case_type): Don't call it.
2986
2987 2004-07-01  Richard Henderson  <rth@redhat.com>
2988
2989         * function.h (struct function): Remove x_function_call_count.
2990         (function_call_count): Remove.
2991         * calls.c (expand_call): Don't set it.
2992         * integrate.c (copy_rtx_and_substitute): Likewise.
2993
2994         * function.h (struct function): Remove x_cleanup_label.
2995         (cleanup_label): Remove.
2996         * stmt.c (expand_value_return): Don't use it.
2997         * function.c (free_after_compilation): Don't set it.
2998         (expand_function_start): Likewise.  Remove parms_have_cleanups arg.
2999         * cfgexpand.c (tree_expand_cfg): Update call.
3000         * tree.h (expand_function_start): Update decl.
3001
3002 2004-07-01  Joseph S. Myers  <jsm@polyomino.org.uk>
3003
3004         PR c/1027
3005         * c-lang.c (c_initialize_diagnostics): Move from here ...
3006         * c-objc-common.c: ... to here.  Include "c-pretty-print.h".
3007         (c_tree_printer): Use pretty-printer to format %T.
3008         * c-pretty-print.c (pp_c_specifier_qualifier_list): Include space
3009         before '*' if not C++.
3010         (pp_c_direct_abstract_declarator): Don't try to print array upper
3011         bound for flexible array members.
3012         * c-tree.h: Include "diagnostic.h".
3013         (c_initialize_diagnostics): Declare.
3014         * objc/objc-lang.c (LANG_HOOKS_INITIALIZE_DIAGNOSTICS): Define.
3015         * c-format.c (format_type_warning): New function.  Improve
3016         diagnostics for incorrect format argument types.
3017         (check_format_types): Use it.  Add two parameters.  Use the
3018         TYPE_MAIN_VARIANT of wanted_type.
3019         (check_format_info_main): Pass new parameters to
3020         check_format_types.
3021         (struct format_wanted_type): Update comment.
3022
3023 2004-07-01  Nick Clifton  <nickc@redhat.com>
3024
3025         * target.h (struct gcc_target): Add new field to struct cxx:
3026         import_export_class.
3027         * target-def.h (TARGET_CXX): Initialise the new field.
3028         (TARGET_CXX_IMPORT_EXPORT_CLASS): Provide a default value for
3029         the new field.
3030         * doc/tm.texi: Document the new target hook.
3031
3032 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
3033
3034         * builtins.c (fold_builtin_classify): Fix typo.
3035
3036 2004-07-01  Richard Henderson  <rth@redhat.com>
3037
3038         * function.c (identify_blocks, identify_blocks_1): Remove.
3039         * function.h (identify_blocks): Remove.
3040         * rtl.h (NOTE_INSN_BLOCK_BEG): Update comment.
3041
3042 2004-07-01  Paolo Bonzini  <bonzini@gnu.org>
3043
3044         * builtins.c (fold_builtin_classify): New.
3045         (fold_builtin_unordered_cmp): Fix commentary.
3046         (fold_builtin): Use it.
3047         * builtins.def: Define builtins for isnan,
3048         isnanf, isnanl, finite, finitef, finitel,
3049         isinf, isinff, isinfl.
3050
3051 2004-07-01  Richard Henderson  <rth@redhat.com>
3052
3053         * function.h (struct function): Remove dont_emit_block_notes.
3054         * gimple-low.c (lower_function_body): Don't set it.
3055         * cfgexpand.c (expand_block): Don't check it.
3056         * cfglayout.c (insn_locators_initialize): Likewise.
3057         * expr.c (expand_expr_real, expand_expr_real_1): Likewise.
3058         * passes.c (rest_of_compilation): Likewise.
3059         * stmt.c (expand_start_bindings_and_block): Likewise.
3060         (expand_end_bindings): Likewise.
3061
3062 2004-07-01  Richard Henderson  <rth@redhat.com>
3063
3064         * cgraph.h (cgraph_build_static_cdtor): Declare.
3065         * cgraphunit.c (cgraph_build_static_cdtor): New.
3066         * c-objc-common.c (build_cdtor): Use it.
3067         * coverage.c (create_coverage): Likewise.
3068         * libfuncs.h (LTI_gcov_init, gcov_init_libfunc): Remove.
3069         * optabs.c (init_optabs): Don't set gcov_init_libfunc.
3070
3071 See ChangeLog.11 for earlier changes.