1 2001-04-03 Alan Modra <alan@linuxcare.com.au>
3 * config/pa/pa.c (override_options): Remove PIC profiling warning.
4 (hp_profile_labelno): Delete.
5 (hp_profile_label_rtx): Delete.
6 (hp_profile_label_name): Delete.
7 (pa_add_gc_roots): Remove reference to hp_profile_label_rtx.
8 (output_function_prologue): Remove profiling code and all tests on
9 profile_flag. Move store of PIC_OFFSET_TABLE_REGNUM now that
10 merge_sp_adjust_with_store can work for PIC and profiling.
11 (hppa_expand_epilogue): Remove profile_flag test.
12 (hppa_can_use_return_insn_p): Likewise.
13 (hppa_init_pic_save): Emit before tail_recursion_reentry, and
14 cater for PROFILE_HOOK.
15 (hppa_profile_hook): New function.
16 * config/pa/pa.h (FUNCTION_PROFILER): Now does nothing.
17 (PROFILE_HOOK): Define.
18 (hppa_profile_hook): Declare.
19 (PROFILE_BEFORE_PROLOGUE): Delete.
20 (ASM_OUTPUT_REG_PUSH): Delete.
21 (ASM_OUTPUT_REG_POP): Delete.
22 * config/pa/pa.md (call_profiler): Turn it into a call insn, and
23 don't `use' r24. Accept function name operand, and use this and a
24 locally generated label to calculate pc-rel offset to func start.
26 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * $(HOST_PREFIX_1)errors.o, $(HOST_PREFIX_1)ggc-none.o,
29 ggc-common.o, ggc-simple.o, ggc-page.o, ggc-none.o: Depend on
32 2001-04-03 Alan Modra <alan@linuxcare.com.au>
34 * dwarf2out.c (dwarf2out_frame_debug_expr): Move errant HIGH and
35 LO_SUM cases to where they belong.
37 2001-04-02 Richard Henderson <rth@redhat.com>
39 * except.h (lang_eh_type_covers): Mark extern.
40 (lang_eh_runtime_type): Likewise.
42 2001-04-02 Jakub Jelinek <jakub@redhat.com>
44 * lex.c (ffelex_hash_): Avoid eating one whole line after
47 2001-04-02 Zack Weinberg <zackw@stanford.edu>
49 * genattr.c, gencheck.c, gencodes.c, genconfig.c, genflags.c,
50 gengenrtl.c: Wrap generated header in multiple-include guard.
51 Improve error checking.
53 2001-04-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
55 * configure.in: Don't check for putenv.
56 * configure: Regenerate.
57 * gcc.c (putenv): Don't define.
58 * vax/xm-vms.h: Handle putenv.
60 2001-04-02 Jakub Jelinek <jakub@redhat.com>
62 * ifcvt.c (noce_emit_move_insn): New.
63 (noce_try_store_flag, noce_try_store_flag_constants,
64 noce_try_store_flag_inc, noce_try_store_flag_mask,
65 noce_try_cmove, noce_try_cmove_arith, noce_try_minmax,
66 noce_try_abs): Use it.
67 (noce_process_if_block): Likewise.
68 For STRICT_LOW_PART, take mode from its SUBREG.
70 2001-04-02 Jakub Jelinek <jakub@redhat.com>
72 * fold-const.c (fold): Before optimizing unsigned comparison with
73 0x7fffffffU, make sure arg0 is integral type.
75 2001-04-02 Joseph S. Myers <jsm28@cam.ac.uk>
77 * c-tree.texi: Document representation of wide strings.
79 2001-04-01 Richard Henderson <rth@redhat.com>
81 * except.h (expand_builtin_dwarf_fp_regnum): Declare.
83 Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
85 * i386.md: remove obsoleted comments.
86 (adddi_?): Rename to adddi_?_rex64; disable for 32bit.
87 (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
90 2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
92 * config/avr/libgcc.S (__mulhi3): Optimize previous change.
94 2001-03-30 Bernd Schmidt <bernds@redhat.com>
96 * loop.c (load_mems): When generating a load from a pseudo, update
99 Fri Mar 30 17:36:43 CEST 2001 Jan Hubicka <jh@suse.cz>
101 * i386.c (ix86_split_long_move): Use change address to compensate
102 stack pointer change in push instruction.
104 Fri Mar 30 00:31:00 CEST 2001 Jan Hubicka <jh@suse.cz>
106 * i386.md (sse_movdfcc_eq): Fix constraint (sse_mov?fcc splitter): Use operands_match_p
107 instead of rtx_equal_p; fix the output template.
109 Fri Mar 30 00:21:41 CEST 2001 Jan Hubicka <jh@suse.cz>
111 * i386.c (ix86_expand_setcc): Support 64bit.
112 (ix86_expand_int_movcc): Likewise.
113 * i386.md (movdicc_rex64, x86_movsicc_0_m1_rex64, movdicc_c_rex64):
116 * i386.md (allocate_stack_worker): Turn to expander.
117 (allocate_stack_worker_1, allocate_stack_worker_rex64): New insns.
119 * i386.c (print_reg): Do not print x86_64 style regs on IA-32
121 2001-03-29 Richard Henderson <rth@redhat.com>
123 * libgcc2.c [L__main]: Include unwind-dw2-fde.h instead of frame.h.
125 2001-03-28 Matthew Hiller <hiller@redhat.com>
127 * config/mn10300/mn10300.md (cmpsi): Fix first alternative's
130 * MAINTAINERS: Added self.
132 2001-03-28 Richard Henderson <rth@redhat.com>
134 * Makefile.in (cs-tconfig.h): Depend on CONFIG_H, not GCONFIG_H.
135 Use ALL_CFLAGS not HOST_CFLAGS for sjlj detection.
137 2001-03-28 Jim Wilson <wilson@redhat.com>
139 * config/ia64/ia64.md (movtf): Change DImode to TFmode in calls to
142 2001-03-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
144 * toplev.h (fatal_error): Add ATTRIBUTE_NORETURN.
146 * tradcif.y (yyerror): Likewise. Add format specifier in call to
149 * tradcpp.c (macroexpand): Likewise for call to `error_with_line'.
151 2001-03-28 DJ Delorie <dj@redhat.com>
153 * Makefile.in (stage1_build): Revert CFLAGS patch.
155 2001-03-28 Marek Michalkiewicz <marekm@linux.org.pl>
157 * config/avr/libgcc.S (__mulhi3): Correct tests to exit the loop
158 when multiplier or multiplicand is zero.
160 2001-03-28 Bernd Schmidt <bernds@redhat.com>
162 * cselib.c (hash_rtx): Don't do tail recursion elimination by hand.
164 * config/ia64/ia64.c (update_set_flags): New function, broken out of
166 (set_src_needs_barrier): Likewise.
167 (rtx_needs_barrier): For SET case, use these two functions. Rework
168 PARALLEL case to handle all inputs before all outputs.
169 (emit_insn_group_barriers): Call init_insn_group_barriers only if we
170 saw a label and no stop bit since then.
171 (maybe_rotate, process_epilogue): Add prototypes.
173 2001-03-28 Richard Henderson <rth@redhat.com>
175 * config/rs6000/rs6000.h (EPILOGUE_USES): Use TARGET_AIX,
176 not TARGET_TOC for special toc restore handling.
177 * config/rs6000/rs6000.md (eh_return): Likewise.
179 2001-03-28 Richard Henderson <rth@redhat.com>
181 * config/sparc/sparc.c (eligible_for_epilogue_delay): False if
182 current_function_calls_eh_return.
183 (output_function_epilogue): Handle eh_return.
184 * config/sparc/sparc.h (DOESNT_NEED_UNWINDER): Remove.
185 (EH_RETURN_DATA_REGNO): New.
186 (EH_RETURN_STACKADJ_RTX): New.
187 (EH_RETURN_HANDLER_RTX): New.
188 * config/sparc/sparc.md (call/short branch peepholes): Check
189 can_throw_internal instead of in_same_eh_region.
191 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space
192 for eh_return data registers.
193 (rs6000_emit_prologue): Save eh_return data registers.
194 (rs6000_emit_epilogue): Force inline restores if eh_return.
195 Restore eh_return data registers. Mind EH_RETURN_STACKADJ_RTX.
196 * config/rs6000/rs6000.h (rs6000_stack_t): Add ehrd_offset.
197 (EH_RETURN_DATA_REGNO, EH_RETURN_STACKADJ_RTX): New.
198 (EPILOGUE_USES): True for TOC_REGISTER if calls_eh_return and
200 * config/rs6000/rs6000.md (eh_epilogue, eh_reg_restore): Remove.
201 (return_eh_si, return_eh_di): Remove.
202 (eh_return): New, from corpse of eh_epilogue.
203 (eh_set_lr_si, eh_set_lr_di): New.
205 * config/i386/i386.c (general_no_elim_operand): Disallow virtual regs.
206 (ix86_save_reg): If maybe_eh_return, true for EH_RETURN_DATA_REGNOs.
207 True for pic register if current_function_calls_eh_return.
208 (ix86_expand_epilogue): Change "emit_return" argument into "style".
209 Handle eh_return requirements.
210 * config/i386/i386.h (EH_RETURN_DATA_REGNO): New.
211 (EH_RETURN_STACKADJ_RTX): New.
212 * config/i386/i386.md (exception_receiver): Remove.
213 (eh_return, eh_return_1): New.
214 * config/i386/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
216 * config/alpha/alpha.c (alpha_sa_mask): Add EH_RETURN_DATA_REGNOs.
217 (alpha_mark_machine_status): No eh_epilogue_sp_ofs ...
218 (alpha_expand_epilogue): ... use EH_RETURN_STACKADJ_RTX instead.
219 * config/alpha/alpha.h (machine_function): Remove eh_epilogue_sp_ofs.
220 (EH_RETURN_DATA_REGNO): New.
221 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): New.
222 * config/alpha/alpha.md (eh_epilogue): Remove.
223 (exception_receiver): Use $26 for ldgp input.
224 * config/alpha/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
226 2001-03-28 Richard Henderson <rth@redhat.com>
228 * except.c: Rewrite entirely for IA-64 ABI exception handling.
229 * except.h: Likewise.
231 * Makefile.in (LIB2ADDEH): Mention unwind-dw2*.c
233 (LIB2FUNCS_EH): Remove.
234 (LIB2ADD): Remove LIB2ADDEH.
235 (libgcc.mk): Pass LIB2ADDEHDEP, don't pass LIB2FUNCS_EH.
236 (LIBGCC_DEPS): Use LIB2ADDEHDEP.
237 (crt{begin,end}[S].o): Likewise.
238 (except.o): Update includes.
239 * mklibgcc.in: Remove LIB2FUNCS_EH, add LIB2ADDEH, LIB2ADDEHDEP.
240 (libgcc2_c_dep): Use LIB2ADDEHDEP.
242 * basic-block.h (struct basic_block_def): Remove eh_beg, eh_end.
243 * bb-reorder.c (reorder_basic_blocks): Don't disable for EH.
244 * builtins.def (BUILT_IN_EH_RETURN_DATA_REGNO): New.
245 * builtins.c (expand_builtin): Implement it.
246 [BUILT_IN_EH_RETURN]: Update for nr arguments change.
247 * c-common.c (c_common_nodes_and_builtins): Declare it.
248 * c-decl.c (init_decl_processing): Update __builtin_eh_return.
249 * calls.c (libfunc_nothrow): Remove.
250 (emit_library_call_value_1): Don't call it.
251 * crtstuff.c: Include unwind-dw2-fde.h instead of frame.h.
252 * dwarf2.h (dwarf_call_frame_info): Add dwarf2.1 elements.
253 (DW_EH_PE_*): New defines for pointer encoding in .eh_frame.
254 * dwarf2out.c (struct dw_fde_struct): Add uses_eh_lsda, funcdef_number.
255 (current_funcdef_number): Globalize.
256 (output_call_frame_info): Emit frame data if an lsda is needed.
257 Generate augmentation for personality routine. Don't play with
259 (dwarf2out_begin_prologue): Record funcdef_number.
260 * dwarf2out.h (current_funcdef_number): Declare.
261 * expr.c (expand_expr): Update for except.h name changes.
262 Remove POPDCC_EXPR, POPDHC_EXPR. Add EXC_PTR_EXPR.
263 * expr.h (LTI_throw, LTI_rethrow): Remove.
264 (LTI_sjthrow, LTI_sjpopnthrow, LTI_terminate): Remove.
265 (LTI_eh_rtime_match): Remove.
266 (LTI_unwind_resume, LTI_eh_personality): Add.
267 (LTI_unwind_sjlj_register, LTI_unwind_sjlj_unregister): Add.
268 * final.c (final): Don't call check_exception_handler_labels,
269 init_insn_eh_region, or free_insn_eh_region.
270 (final_scan_insn): Always emit debug labels for
271 NOTE_INSN_EH_REGION notes.
272 * flags.h (flag_new_exceptions): Remove.
273 * flow.c (entry_exit_blocks): Remove eh_beg, eh_end.
274 (record_active_eh_regions): Remove.
275 (count_basic_blocks): Check all instructions for REG_EH_REGION.
276 Use can_throw_internal.
277 (find_basic_blocks_1): Likewise.
278 (move_stray_eh_region_notes): Remove.
279 (find_label_refs): No eh_return_stub_label.
280 (make_edges): Likewise. No init/free_eh_nesting_info. Handle RESX.
281 (make_eh_edge): No eh_nest_info. Update for reachable_handlers
283 (delete_unreachable_blocks): Don't track deleted handlers.
284 (flow_delete_block): Use maybe_remove_eh_handler.
285 (delete_eh_regions): Remove.
286 (merge_blocks): Don't check for eh region match.
287 (mark_regs_live_at_end): Handle EH_RETURN_DATA_REGNO,
288 EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX.
289 (init_propagate_block_info): Disable dead frame store optimization
290 when current_function_calls_eh_return.
291 (dump_bb): Don't print eh_beg, eh_end.
292 * function.c (fixup_var_refs): No catch_clauses.
293 (expand_function_end): Likewise. Call expand_eh_return before
294 the return register use. Call sjlj_emit_function_exit_after.
295 (expand_function_start): Force pseudo DECL_RESULT if sjlj exceptions.
296 * function.h (struct function): Add calls_eh_return, uses_eh_lsda.
297 * ifcvt.c (dead_or_predicable): Remove eh region check.
298 * integrate.c (function_cannot_inline_p): Disallow __builtin_eh_return.
299 Don't check for EH vs parameters.
300 (expand_inline_function_eh_labelmap, eif_eh_map): Remove.
301 (expand_inline_function): Call duplicate_eh_regions.
302 (copy_insn_list): Don't handle NOTE_INSN_EH_REGION_BEG/END.
303 (copy_insn_notes): Remap REG_EH_REGION notes.
304 (copy_rtx_and_substitute): Remove SYMBOL_REF_NEED_ADJUST check.
305 * integrate.h (struct inline_remap): Add local_return_label.
306 * jump.c (jump_optimize_1): Don't init/free_insn_eh_region, nor
307 check_exception_handler_labels, nor exception_optimize.
308 (find_cross_jump): No EH region check.
309 * optabs.c (init_optabs): Update for changed eh libfuncs.
310 * rtl.def (RESX): New.
311 * rtl.h (SYMBOL_REF_NEED_ADJUST): Remove.
312 * stmt.c (expand_decl_cleanup): Simplify using_eh_for_cleanups_p
313 checks. Update for except.h name changes.
314 (expand_cleanups): Likewise.
315 (expand_dcc_cleanup, expand_dhc_cleanup): Remove.
316 * toplev.c (dump_file_index, dump_file): Add .02.eh dump.
317 (compile_file): Call init_eh before init_optabs. Don't
318 output_exception_table here.
319 (rest_of_compilation): Call convert_from_eh_region_ranges,
320 convert_to_eh_region_ranges, output_function_exception_table.
321 Don't emit_eh_context.
322 * tree.def (POPDHC_EXPR, POPDCC_EXPR): Remove.
325 * md.texi (eh_epilogue): Remove.
326 (eh_return): Document.
327 * tm.texi (EH_RETURN_DATA_REGNO): Document.
328 (EH_RETURN_STACKADJ_RTX, EH_RETURN_HANDLER_RTX): Document.
330 * eh-common.h: Remove file.
331 * frame-dwarf2.c, frame.c, frame.h: Remove files.
332 * libgcc2.c (L_eh): Remove.
334 * unwind-dw2-fde.c: New file, largely copied from frame.c.
335 * unwind-dw2-fde.h: New file.
336 * unwind-dw2.c: New file, largely cribbed from frame-dwarf2.c.
337 * unwind-sjlj.c, unwind.h, unwind.inc: New files.
338 * libgcc-std.ver: Update for eh symbols.
340 2001-03-27 Richard Henderson <rth@redhat.com>
342 * regmove.c (perhaps_ends_bb_p): Use can_throw_internal to
343 reduce false positives.
344 (regmove_optimize): Disable if flag_non_call_exceptions.
346 * stmt.c (expand_return): Remove always true predicate.
347 (expand_decl_cleanup_no_eh): Remove dead code.
349 * sched-deps.c (sched_analyze_insn): Consolidate scheduling
350 barrier code. Add a scheduling barrier if a non-call insn
351 can throw internally.
353 * rtlanal.c (rtx_addr_can_trap_p): Virtual registers cannot trap.
354 Auto-inc addresses trap only if their base register does.
356 * except.c (can_throw_internal): Rename from can_throw.
357 * except.h, resource.c: Update references.
359 * integrate.c (copy_insn_list): Use returnjump_p.
360 (copy_insn_notes): Recurse for CALL_PLACEHOLDER.
362 * function.h (struct function): Move all boolean valued fields
363 to single bit fields at the end of the struct.
365 * bb-reorder.c, dwarf2out.c, except.c, except.h, flow.c,
367 Rename asynchronous_exceptions to flag_non_call_exceptions.
369 * gthr-single.h (UNUSED): New. Distinguish between how C
370 and C++ mark unused function arguments. Use throughout.
372 * Makefile.in (cs-tconfig.h): Copy USING_SJLJ_EXCEPTIONS
373 value to target configuration header.
374 * configure.in (CONFIG_SJLJ_EXCEPTIONS): New.
375 * config.in, configure: Rebuild.
376 * except.h (USING_SJLJ_EXCEPTIONS): New. Define based on
377 configuration and target defines.
378 (exceptions_via_longjmp): Remove.
379 * dwarf2out.c, except.c, final.c, toplev.c, config/ia64/ia64.c:
380 Use USING_SJLJ_EXCEPTIONS instead of exceptions_via_longjmp.
382 * except.h (flag_non_call_exceptions): Move ...
385 * combine.c (distribute_notes) [REG_EH_REGION]: If non-call
386 exceptions, put the note on the trapping instruction.
388 * flags.h (flag_new_exceptions): Remove.
389 * toplev.c: Don't set it.
390 * final.c: Don't check it.
391 * except.c: Provide stub definition.
393 * flow.c (tidy_fallthru_edges): Don't combine complex edges.
394 (calculate_global_regs_live): Kill call-clobbered registers
395 across exception edges.
396 * reg-stack.c (convert_regs_1): Kill the entire target stack
397 across non-call exception edges.
399 * flow.c (cleanup_cfg): Take no argument.
400 * output.h, sibcall.c, toplev.c: Update all calls.
402 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
404 * configure.in: Don't check for bcopy.
405 * configure, config.in: Regenerate.
407 * system.h: Don't define or prototype bcopy, instead poison it.
409 2001-03-27 Richard Henderson <rth@redhat.com>
411 * function.c (expand_function_start): Set DECL_REGISTER on
412 a pseudo used for DECL_RESULT.
414 * rtl.h (LCT_NORETURN): New.
415 * calls.c (emit_library_call_value_1): Handle it.
417 2001-03-27 Stan Shebs <shebs@apple.com>
419 * objc/objc-act.c (objc_init): Use dump_base_name.
420 (gen_declaration): Clear the buffer arg.
421 (gen_declaration_1): New function, body of gen_declaration.
422 (adorn_decl): Call gen_declaration_1 instead of gen_declaration.
423 (gen_method_decl): Ditto, plus always clear buffer arg.
424 (error_with_ivar): Simplify.
425 (warn_with_method): Ditto.
426 (build_message_expr): Don't clear buffers.
427 (dump_interface): Ditto.
429 (build_keyword_selector): Clear the buffer by only zeroing
431 (objc_implementation_context): Declare.
432 (start_class): Warn about missing @end.
433 (finish_objc): Ditto.
435 2001-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
437 * reload1.c (eliminate_regs): Don't abort on MEM USEs.
439 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * Makefile.in (SYSTEM_H): Define.
442 Depend on $(SYSTEM_H), not system.h.
444 * objc/Make-lang.in: Depend on $(SYSTEM_H), not system.h.
446 2001-03-27 Jim Wilson <wilson@redhat.com>
448 * final.c (final_scan_insn, case NOTE_INSN_BASIC_BLOCK): Call
450 * config/ia64/ia64.c (block_num, need_copy_state): New static vars.
451 (process_epilogue): New static function.
452 (process_set): Call process_epilogue instead of emitting .restore
454 (process_for_unwind_directive): Handle NOTE_INSN_BASIC_BLOCK.
456 * flow.c (struct reg_cond_life_info): New fields orig_condition
458 (init_propagate_block_info): Set new fields.
459 (mark_regno_cond_dead): Set and use new fields.
460 (flush_reg_cond_reg_1): Likewise.
461 (and_reg_cond, case AND): Check for redundant AND conditions.
462 (mark_used_reg): Delete unnecessary clears before freeing splay trees.
465 2001-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
467 * cppmacro.c (stringify_arg): Null terminate strings.
469 2001-03-27 Zack Weinberg <zackw@stanford.edu>
471 * config.gcc (m68hc11-*-*, m68hc12-*-*): Convert to new tm.h
472 inclusion style. xm-m68hc11.h no longer exists.
473 * config/m68hc11/xm-m68hc11.h: Delete file.
474 * config/m68hc11/m68hc12.h: Convert to new tm.h inclusion style.
476 * config/m68hc11/m68hc11.h: Convert to new tm.h inclusion style.
477 Don't define GCC_VERSION, N_, or PARAMS; don't include
478 gansidecl.h or stdio.h. Define inhibit_libc here.
479 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
480 Delete code conditioned on #if GCC_VERSION == 2095.
482 * config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c:
483 Make code conditioned on #if GCC_VERSION > 2095 unconditional.
484 Delete code conditioned on #if GCC_VERSION == 2095.
486 2001-03-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
488 * system.h: Include symcat.h.
489 (STRINGIFY): Don't define.
491 * configure.in: Adjust comment.
493 * builtins.c: Use STRINGX, not STRINGIFY.
494 * gencheck.c: Likewise.
495 * gengenrtl.c: Likewise.
496 * protoize.c: Likewise.
498 * cpplex.c: Don't include symcat.h.
499 * cpplib.c: Likewise.
501 * gansidecl.h (HAVE_STRINGIZE): Don't define.
503 2001-03-27 Alan Modra <alan@linuxcare.com.au>
505 * c-typeck.c (digest_init): Fold init expression.
507 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * sbitmap.c (sbitmap_copy): Call memcpy, not bcopy.
511 2001-03-27 Alan Modra <alan@linuxcare.com.au>
513 * except.c (eh_regs): Save results of build_pointer_type to a temp
514 as FUNCTION_VALUE macro may evaluate its args multiple times.
516 2001-03-26 Mark Mitchell <mark@codesourcery.com>
518 * c-common.h (DECL_NUM_STMTS): New macro.
519 * c-decl.c (duplicate_decls): Copy DECL_NUM_STMTS, not
521 (pushdecl): Likewise.
522 * c-semantics.c (add_stmt): Update DECL_NUM_STMTS.
523 * integrate.c (expand_inline_function): Don't check
525 * print-tree.c (print_node): Don't print it.
526 * toplev.c (rest_of_compilation): Don't try to inline when
527 flag_no_inline is on.
528 * tree.h (DECL_FRAME_SIZE): Remove.
529 (tree_decl): Adjust accordingly.
531 2001-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
533 * combine.c (try_combine): Use memcpy, not bcopy.
535 * genattrtab.c (expand_units): Likewise.
537 Mon Mar 26 15:55:08 CEST 2001 Jan Hubicka <jh@suse.cz>
539 * i386.md (push mem DI peep2): New.
540 (mov 0, mov -1 peep2): Handle 64bit.
541 (lea to arithmetics peep2): Handle 64bit leas.
542 (rsp arithmetics to push/pop peep2s): New.
544 * i386.md (truncdfsf2_3, trunctfsf2_2): Change predicate to memory_operand.
546 Mon Mar 26 14:35:18 CEST 2001 Jan Hubicka <jh@suse.cz>
548 * i386.c (struct machine_function): Add save_varrargs_registers.
549 (ix86_save_varrargs_registers): New macro.
550 (ix86_frame_layout): Support 64bit; support red zones and varrargs area.
551 (ix86_expand_prologue): Likewise.
552 (ix86_emit_epilogue_esp_adjustement): Likewise.
553 (ix86_expand_epilogue): Likewise.
554 * i386.md (pro_epilogue_adjust_stack): Turn to expander; support 64bit.
555 (pro_epilogue_adjust_stack_1): New insn.
556 (pro_epilogue_adjust_stack_rex64): Likewise.
557 * i386.h (MASK_NO_RED_ZONE): New constant.
558 (TARGET_RED_ZONE): New macro.
559 (TARGET_OPTIONS): Add "red-zone" and "no-red-zone"
560 (RED_ZONE_SIZE): New constant.
561 (RED_ZONE_RESERVE): New constant.
563 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
565 * toplev.c (set_float_handler): Use memcpy, not bcopy.
567 2001-03-25 Kazu Hirata <kazu@hxi.com>
569 * config/h8300/h8300.md (umodqi3): Output a tab instead of a
575 2001-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
577 * mkconfig.sh (DEFINES): Handle entries with '='.
579 * config.gcc: Don't use i370/xm-mvs.h or ns32k/xm-pc532-min.h.
580 Set xm_defines to MACRO=value instead.
582 * i370/xm-mvs.h: Delete.
584 * ns32k/xm-pc532-min.h: Likewise.
586 Sun Mar 25 15:01:40 CEST 2001 Jan Hubicka <jh@suse.cz>
588 * i386.md (ashldi3, ashrdi3, lshrdi3): Change predicates to
590 use ix86_expand_binary_operator
591 (?sh??i_?): Disable for 64bit.
592 * i386.h (PREDICATE_CODES): Add shiftdi_operand.
593 * i386.c (shiftdi_operand): New predicate.
595 * (ashldi3_1_rex64, ashldi3_cmp_rex64, ashlsi3_1_zext, ashlsi3_cmp_zext,
596 ashrdi3_63_rex64, ashrdi3_1_one_bit_rex64, ashrdi3_1_rex64,
597 ashrdi3_one_bit_cmp_rex64, ashrdi3_cmp_rex64, ashrsi3_31_zext,
598 ashrsi3_1_one_bit_zext, ashrsi3_1_zext, ashrsi3_one_bit_cmp_zext,
599 ashrsi3_cmp_zext, lshrdi3_1_one_bit_rex64, lshrdi3_1_rex64,
600 lshrdi3_cmp_one_bit_rex64, lshrdi3_cmp_rex64, lshrsi3_1_one_bit_zext,
601 lshrsi3_1_zext, lshrsi3_cmp_one_bit_zext, lshrsi3_cmp_zext,
602 rotlsi3_1_one_bit_rex64, rotldi3_1_rex64,
603 rotlsi3_1_one_bit_zext, rotlsi3_1_zext, rotrdi3_1_one_bit_rex64,
604 rotrdi3_1_rex64, rotrsi3_1_one_bit_zext, rotrsi3_1_zext): New patterns.
605 (rotldi3, rotrdi3): New expanders.
607 Sun Mar 25 14:25:33 CEST 2001 Jan Hubicka <jh@suse.cz>
609 * i386.md (movstrsi): Move offline.
611 (strmovdi_rex64): New.
612 (strmov?i): Accept 64bit.
613 (strmov?i_rex64): New.
614 (strmov?i_rex_1): New.
615 (strmov?i_1): Disable for 64bit.
616 (rep_mov?i_rex64): New.
617 (rep_mov?i): Disable for 64bit.
618 (clrstrsi): Move offline.
619 (strset?i_rex64): New.
620 (strset?i: Accept 64bit.
621 (rep_stos?i): Disable for 64bit.
622 (rep_stos?i_rex64): New.
623 (strset?i_rex_1): New.
624 (strset?i_1): Disable for 64bit.
625 (cmpstrsi): Accept 64bit.
626 (cmpstrsi_nz_1): Rename to cmpstrqi_nz_1; Disable for 64bit.
627 (cmpstrqi_nz_rex_1): New.
628 (cmpstrsi_1): Rename to cmpstrqi_1; Disable for 64bit.
629 (strlensi): Move offline.
631 (strlenqi_1): Disable for 64bit; fix constraints.
632 (strlenqi_rex_1): New.
633 * i386.c (ix86_adjust_counter): New static function.
634 (ix86_zero_extend_to_Pmode): Likewise.
635 (ix86_expand_aligntest): Likweise.
636 (ix86_expand_strlensi_unroll_1): Make static; update for 64bit.
637 (ix86_expand_movstr): New global function.
638 (ix86_expand_clrstr): New global function.
639 (ix86_expand_strlen): New global function.
640 * i386-protos.h (ix86_expand_movstr, ix86_expand_clrstr,
641 ix86_expand_strlen): Declare.
642 (ix86_expand_strlensi_unroll_1): Delete.
644 Sat Mar 24 23:15:19 CET 2001 Jan Hubicka <jh@suse.cz>
646 * i386.md (cmpdi): Fix operand predicates.
647 (cmpdi_ccno_1_rex64, cmpdi_minus_1_rex64, cmpdi_1_rex64,
648 cmpdi_1_insn_rex64): New patterns.
649 (adddi3): Turn to expander.
650 (adddi3_1, adddi3_carry_rex64, adddi3_cc_rex64): New patterns.
651 (addsi3_carry_zext): New pattern.
652 (adddi_?_rex64): New patterns and splitters.
653 (addsi_?_zext): New patterns.
654 (subsi3_carry_zext): New pattern.
655 (subdi_?_rex64): New patterns and splitters.
656 (iorsi_?_zext): New patterns.
657 (iordi_?_rex64): New patterns and splitters.
658 (iorsi_?_zext): New patterns.
659 (iorsi_?_zext_imm): New patterns.
660 (xorsi_?_zext): New patterns.
661 (xordi_?_rex64): New patterns and splitters.
662 (xorsi_?_zext): New patterns.
663 (negdi*): New patterns.
664 (one_cmpldi*): Likewise.
665 (one_cmplsi*_zext, negsi*_zext): Likewise.
666 (testqi_ext_3_rex64): New pattern.
668 Sat Mar 24 21:13:28 CET 2001 Jan Hubicka <jh@suse.cz>
670 * i386-protos.h (ix86_split_long_move): Return void.
671 * i386.c (ix86_split_to_parts): Handle 64bit target.
672 (ix86_split_long_move): Likewise.
673 * i386.md (all calls to ix86_split_long_move): Update.
675 2001-03-23 Richard Henderson <rth@redhat.com>
677 * config/mips/iris4.h (ASM_OUTPUT_ASCII): Rename local variables
678 to avoid shadowing arguments.
680 2001-03-23 Jakub Jelinek <jakub@redhat.com>
682 * varasm.c (make_decl_rtl): Don't append var_labelno discriminator
683 to variable names where DECL_NAME is different from
686 2001-03-23 Jim Wilson <wilson@redhat.com>
688 * varasm.c (make_decl_rtl): Add TREE_PUBLIC check to abort test.
689 (assemble_alias): Call make_decl_rtl.
691 Fri Mar 23 16:59:08 2001 J"orn Rennecke <amylaar@redhat.com>
693 * stor-layout.c (layout_type): Give OFFSET_TYPE a MODE_INT type.
695 2001-03-23 Bryce McKinlay <bryce@albatross.co.nz>
697 * extend.texi: Document the "java_interface" attribute.
699 2001-03-22 Zack Weinberg <zackw@stanford.edu>
701 * mkconfig.sh: Use a subshell with redirected stdout,
702 instead of closing stdout and confusing commands that run
703 afterward. Throw away output of cmp.
705 2001-03-22 Gordon Sadler <gbsadler1@lcisp.com>
707 * Makefile.in (stage1_build): Pass CFLAGS to stage1_build.
709 Thu Mar 22 22:15:59 CET 2001 Jan Hubicka <jh@suse.cz>
711 * i386.md (zero_extendsidi2_32): Break out from ...
712 (zero_extendsidi2): ... here ; turn to expander.
713 (zero_extendsidi2_rex64): New.
714 (extendsidi2_32): Break out from ...
715 (extendsidi2): ... here ; turn to expander.
716 (extendsidi2_rex64): New.
717 (zero_extendhidi2, zero_extendqidi2, extendhidi2, extendqidi2): New.
718 (trunc?f?f splitters): Add 64bit versions.
720 Thu Mar 22 21:41:16 CET 2001 Jan Hubicka <jh@suse.cz>
722 * i386.md (pushsi, pushsi2_prologue): Disable.
723 (pushsi2_rex64): New.
724 (movabs?i_1_rex64, movabs?i_2_rex64): New.
725 (movqi_ext_1): Disable for 64bit.
726 (movqi_ext_1_rex64): New.
727 (pushdi2_rex64): New pattern, peep2s and splitter.
728 (pushdi2_prologue_rex64): New pattern.
729 (popdi1_epilogue_rex64, popdi1, movdi_xor_rex64, movdi_or_rex64):
731 (movdi splitters): Disable for 64bit.
732 (movdi_1_rex64): New pattern, peep2s and splitters.
733 (swapdi): New pattern.
734 (pushsf): Disable for 64bit.
735 (pushsf_rex64): New pattern and splitter.
736 (pushdf_nointeger): Disable for 64bit.
737 (pushdf_integer): Handle the 64bit case.
738 (pushtf): Likewise; update splitters.
740 2001-03-22 Richard Henderson <rth@redhat.com>
742 * mkconfig.sh: Include insn-flags.h.
743 * Makefile.in (CONFIG_H): Include insn-flags.h.
744 (lots of objects): Remove insn-codes.h and insn-flags.h.
746 * alias.c, bb-reorder.c, calls.c, do-loop.c, flow.c, haifa-sched.c,
747 integrate.c, jump.c, loop.c, predict.c, profile.c, reg-stack.c,
748 regmove.c, reorg.c, a29k/a29k.c, alpha/alpha.c, arc/arc.c, arm/arm.c,
749 avr/avr.c, clipper/clipper.c, convex/convex.c, d30v/d30v.c,
750 dsp16xx/dsp16xx.c, fr30/fr30.c, h8300/h8300.c, i370/i370.c,
751 i386/i386.c, i860/i860.c, ia64/ia64.c, m32r/m32r.c, m68hc11/m68hc11.c,
752 m68k/m68k.c, m88k/m88k.c, mcore/mcore.c, mn10200/mn10200.c,
753 mn10300/mn10300.c, ns32k/ns32k.c, pa/pa.c, pdp11/pdp11.c,
754 pj/pj.c, romp/romp.c, rs6000/rs6000.c, sh/sh.c, sparc/sparc.c,
755 v850/v850.c, vax/vax.c:
756 Don't include insn-flags.h.
758 * diagnostic.c, expr.h, reload.c, toplev.c:
759 Don't include insn-codes.h.
761 * builtins.c, combine.c, except.c, explow.c, expmed.c, expr.c,
762 final.c, function.c, optabs.c, recog.c, reload1.c, stmt.c,
763 c4x/c4x.c, i960/i960.c, mips/mips.c:
764 Don't include insn-codes.h or insn-flags.h.
766 * genemit.c, genopinit.c, genoutput.c: Don't include insn-codes.h
767 or insn-flags.h in the generated code.
768 * genflags.c (gen_proto): Use "struct rtx_def *" instead of "rtx".
769 (main): Forward declare struct rtx_def.
771 2001-03-22 Joseph S. Myers <jsm28@cam.ac.uk>
773 * invoke.texi (-ffast-math): Remove duplicate line about
776 * gcc.texi: Remove more obsolete documentation of bugs and
777 installation problems.
779 2001-03-21 Kazu Hirata <kazu@hxi.com>
781 * config/h8300/h8300.md (movsi_h8300hs): Split the 2nd alternative
784 2001-03-20 Jason Merrill <jason@redhat.com>
786 * collect2.c (is_ctor_dtor): Always use '_' in the file fn names,
788 * tree.c (FILE_FUNCTION_FORMAT): Likewise.
789 * varasm.c (CHKR_PREFIX): Likewise.
791 Wed Mar 21 14:27:11 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
793 * gcse.c (hash_scan_set): An expression is not anticipatible if it
794 is part of a multi-SET insn.
796 * cse.c (find_comparison_args): Remove previous change.
797 * ifcvt.c (noce_process_if_block): When moving an insn, remove any
800 * config/i386/i386.md (conditional_trap): Remove warning.
802 * recog.c (push_operand): Fix error in last change that caused
803 undefined symbol on many targets.
805 * sdbout.c: #include ggc.h.
806 (sdbout_init): Move to end of file.
807 Call ggc_add_tree_root for anonymous_types.
808 (sdbout_symbol): Use DECL_NAME for local, not DECL_ASSEMBLER_NAME.
809 (sdbout_one_type): Use DECL_NAME for field name.
810 * Makefile.in (sdbout.o): Show includes ggc.h.
812 Wed Mar 21 20:33:26 CET 2001 Jan Hubicka <jh@suse.cz>
814 * i386.c (override_options): Default ix86_regparm to REGPARM_MAX.
815 (override_options): Use properlimits for preferred_stack_boundary.
816 (ix86_valid_type_attribute_p): Disable stdcall and cdecl attributes
818 (ext_register_operand): Accept DImode.
819 (load_pic_register): Abort on 64bit.
820 (gen_push): Use Pmode instead of SImode.
821 (ix86_save_reg): Pic reg is never used on 64bit.
822 (ix86_expand_prologue): Likewise.
823 (ix86_emit_save_regs): Use Pmode instead of SImode.
824 (legitimate_address_p): Check displacement for 64bit.
825 (print_operand): Avoid outputting of (%rip) on 64bit.
826 (print_operand_address): Output (%rip) where possible.
827 (split_di): Abort on 64bit registers.
828 (ix86_expand_branch): DImode comparison is simple for x86_64.
829 (memory_address_length): Recognize memory addresses formed using
831 (ix86_data_alignment, ix86_local_alignment): Align arrays to 16 bytes
833 * i386.h (TARGET_USE_SAHF): Disable for 64bit.
835 Wed Mar 21 18:51:19 CET 2001 Jan Hubicka <jh@suse.cz>
837 * recog.c (push_operand): Recognize new format of push instructions.
839 Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
841 * i386.md (pushqi1): New.
842 * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
843 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
844 x86_64_immediate_operand, x86_64_immediate_operand,
845 x86_64_zext_immediate_operand): Declare.
846 * i386.c (x86_64_general_operand, x86_64_szext_general_operand,
847 x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
848 x86_64_immediate_operand, x86_64_immediate_operand,
849 x86_64_zext_immediate_operand): define.
850 * i386.h (PREDICATE_CODES): Add new predicates.
852 Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
854 * i386.md (pophi1, popqi1, pushqi1): Remove.
856 * expr.c (emit_single_push_insn): New function.
857 (move_by_pieces): Accept NULL as destination for push instructions.
858 (gen_push_operand): Kill.
859 (emit_push_insn): Pass NULL when pushing; avoid updating of
861 * expr.h (gen_push_operand): Kill.
863 Tue Mar 20 20:15:06 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
865 * rtl.texi (COMPARE): Clarify documentation and reference section
868 2001-03-20 Stan Shebs <shebs@apple.com>
870 * objc/objc-act.c (get_static_reference): Use NULL_TREE.
871 (get_object_reference): Ditto.
872 (error_with_ivar): Use error_with_file_and_line.
873 (warn_with_method): Use warning_with_file_and_line.
875 2001-03-20 Tom Tromey <tromey@redhat.com>
877 * libgcc-std.ver: Added __fixunssfsi and __fixunsdfsi.
879 2001-03-20 Mark Mitchell <mark@codesourcery.com>
881 * tree.c (set_decl_assembler_name): Set DECL_ASSEMBLER_NAME for
882 variables that are TREE_PUBLIC, even if not TREE_STATIC.
884 2001-03-20 DJ Delorie <dj@redhat.com>
886 * Makefile.in (install-libgcc): Pass complete list of variables.
887 (install-multilib): Ditto.
889 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
891 * config/i386/cygwin.h: Declare ctor_section, dtor_section
892 drectve_section, switch_to_section.
894 * winnt.c: Declare functions associated_type, gen_stdcall_suffix,
895 i386_pe_dllexport_p, i386_pe_dllimport_p, i386_pe_mark_dllexport,
896 i386_pe_mark_dllimport.
898 2001-03-20 David Billinghurst <David.Billinghurst@riotinto.com>
900 * config/i386/cygwin.h: Include <stdio.h> Declare and constify
903 * config/i386/winnt.c: Include "tm_p.h" and "toplev.h" Constify
904 i386_pe_* functions with char * arguments.
906 2001-03-20 Alexandre Oliva <aoliva@redhat.com>
908 * config/sh/sh.md (movsf_ie): Fix output patterns for fpul load
910 (movsi_ie): Introduce fpul store.
912 2001-03-20 Alan Modra <alan@linuxcare.com.au>
914 * Makefile.in (OBJS): Remove hashtab.o.
916 2001-03-19 Stan Shebs <shebs@apple.com>
918 * objc/objc-act.c (maybe_objc_method_name): Remove, never called.
919 * c-lang.c (maybe_objc_method_name): Ditto.
920 * c-tree.h (maybe_objc_method_name): Remove decl.
922 2001-03-19 Tom Tromey <tromey@redhat.com>
924 * gcc.c (init_gcc_specs): Fix comment.
926 2001-03-19 Mark Mitchell <mark@codesourcery.com>
928 Compute DECL_ASSEMBLER_NAME lazily.
929 * tree.h (DECL_ASSEMBLER_NAME): Compute it lazily.
930 (DECL_ASSEMBLER_NAME_SET_P): New macro.
931 (SET_DECL_ASSEMBLER_NAME): Likewise.
932 (COPY_DECL_ASSEMBLER_NAME): Likewise.
933 (set_decl_assembler_name): Declare.
934 (lang_set_decl_assembler_name): Likewise.
935 * tree.c (lang_set_decl_assembler_name): New variab.e
936 (set_decl_assembler_name): New function.
937 (init_obstacks): Set lang_set_decl_assembler_name.
938 (build_decl): Don't set DECL_ASSEMBLER_NAME.
939 * c-decl.c (duplicate_decls): Use SET_DECL_ASSEMBLER_NAME,
940 COPY_DECL_ASSEMBLER_NAME, etc. Don't set DECL_ASSEMBLER_NAME
941 where it's not necessary.
942 (builtin_function): Likewise.
943 (finish_decl): Likewise.
944 * dbxout.c (dbxout_type_methods): Likewise.
945 * ggc-common.c (ggc_mark_trees): Likewise.
946 * profile.c (output_func_start_profiler): Likewise.
947 * varasm.c (make_decl_rtl): Likewise.
949 * cse.c (find_comparison_args): Update documentation. Fix
950 mishandling of COMPARE operations.
952 * tree.def (ABS_EXPR): Add documentation.
953 * fold-const.c (fold): Improve folding of ABS_EXPRs.
955 2001-03-19 Zack Weinberg <zackw@stanford.edu>
957 * Makefile.in (hash.o): Depend on $(GCONFIG_H), not $(CONFIG_H).
959 2001-03-19 Jakub Jelinek <jakub@redhat.com>
961 * crtstuff.c (init_dummy): Use CRT_END_INIT_DUMMY if defined.
962 Remove ia32 linux PIC kludge and move it...
963 * config/i386/linux.h (CRT_END_INIT_DUMMY): ...here.
965 Mon Mar 19 18:53:54 CET 2001 Jan Hubicka <jh@suse.cz>
967 * i386.md (absdf2 expander): Fix 64bit case.
969 2001-03-19 Brad Lucier <lucier@math.purdue.edu>
971 * Makefile.in: Have splay-tree.o depend on $(GCONFIG_H).
973 2001-03-16 Andrew Haley <aph@cambridge.redhat.com>
975 * config/ia64/libgcc-ia64.ver: Add __ia64_backtrace.
977 2001-03-19 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
979 * README.X11: Remove obsolete file.
981 2001-03-18 Anthony Green <green@redhat.com>
983 * config/pj/pj.h: Remove some trailing commas.
984 (ASM_SPEC): Use -EB and -EL, not -mb and -ml.
986 2001-03-18 Richard Henderson <rth@redhat.com>
988 * defaults.h (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Move from ...
990 * combine.c, expr.c, final.c, function.c toplev.c: Don't provide
991 defaults for them here.
993 2001-03-17 Anthony Green <green@redhat.com>
995 * config/pj/lib1funcs.S: Fix broken comment.
996 * config/pj/pj.h (LOCAL_LABEL_PREFIX): Prefix internal
999 2001-03-18 Joseph S. Myers <jsm28@cam.ac.uk>
1001 * gcc.texi: Remove obsolete information relating to build and
1002 installation problems with enquire or the Pyramid C compiler.
1004 2001-03-17 Richard Henderson <rth@redhat.com>
1006 * dwarf2out.c (queue_reg_save): New.
1007 (flush_queued_reg_saves, clobbers_queued_reg_save): New.
1008 (dwarf2out_frame_debug_expr): Call queue_reg_save instead of
1010 (dwarf2out_frame_debug): Call flush_queued_reg_saves when needed.
1011 (cfa, cfa_store, cfa_temp): Make static.
1012 * final.c (final_scan_insn): Always call dwarf2out_frame_debug.
1014 2001-03-17 Richard Henderson <rth@redhat.com>
1016 * integrate.h (struct inline_remap): Add local_return_label.
1017 * integrate.c (expand_inline_function): Initialize it and emit
1018 it after copy_insn_notes.
1019 (copy_insn_list): Don't store local_return_label here.
1020 (copy_insn_notes): New function split out from copy_insn_list.
1022 2001-03-17 Richard Henderson <rth@redhat.com>
1024 * dwarf2out.c (lookup_filename): Emit .file if the assembler
1025 is generating .debug_line.
1026 (dwarf2out_init): Add main_input_filename to the file table first.
1027 * configure.in (as_dwarf2_debug_line): Test with file number 1
1028 instead of file number 0.
1030 Sat Mar 17 11:52:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1032 * combine.c (undobuf): Remove field previous_undos; all refs deleted.
1033 (gen_rtx_combine): Deleted; all references changed as appropriate.
1034 (gen_unary): Deleted; all refs changed to call simplify_gen_unary.
1036 * print-tree.c (print_node): Print DECL_NONADDRESSABLE_P.
1038 2001-03-17 David Billinghurst <David.Billinghurst@riotinto.com>
1040 * config/i386/xm-cygwin.h: Include <sys/cygwin.h. Remove unused
1043 2001-03-16 Jim Wilson <wilson@redhat.com>
1045 * config/ia64/ia64.c (ia64_compute_frame_size): If reg_fp is zero,
1046 then set it to LOC_REG (79) instead of aborting.
1048 2001-03-16 Phil Edwards <pme@sources.redhat.com>
1050 * gccbug.in: Remove high priority.
1052 2001-03-16 Richard Henerson <rth@redhat.com>
1054 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): Substitute leading od
1055 output with a space instead of deleting it.
1056 * configure: Regenerate.
1058 2001-03-16 Zack Weinberg <zackw@stanford.edu>
1060 * aclocal.m4 (gcc_AC_EXAMINE_OBJECT): New utility macro which
1061 handles the gory details of converting an object file into
1062 something that's safe to grep.
1063 (gcc_AC_C_COMPILE_BIGENDIAN): Rename to
1064 gcc_AC_C_COMPILE_ENDIAN. Use gcc_AC_EXAMINE_OBJECT. Put
1065 newlines at either end of the string we're looking for.
1066 Make 'checking ...' message less stilted.
1067 (gcc_AC_C_FLOAT_FORMAT): Use gcc_AC_EXAMINE_OBJECT. Handle
1068 ARM in-memory layout and its hypothetical converse. Don't
1069 define HOST_FLOAT_WORDS_BIG_ENDIAN unless it's different from
1070 HOST_WORDS_BIG_ENDIAN.
1072 * configure.in: Adjust for renamed macro. Move
1073 gcc_AC_C_FLOAT_FORMAT below gcc_AC_C_COMPILE_ENDIAN.
1074 * configure, config.in: Regenerate.
1076 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1078 * fixinc/Makefile.in: Set SHELL.
1080 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1082 * fixinc/fixincl.c (fix_with_system): Quote file names before
1083 passing them to shell.
1085 2001-03-16 Laurynas Biveinis <lauras@softhome.net>
1087 * Makefile.in: Use fix-header$(build_exeext) instead
1090 2001-03-16 Richard Henderson <rth@redhat.com>
1092 * dwarf2out.c: Revert most of 2000-11-25 and 2001-01-24 changes.
1093 (LN_PROLOG_AS_LABEL, LN_PROLOG_END_LABEL): New.
1094 (size_of_line_prolog): Remove.
1095 (output_line_info): Compute prologue size via label difference.
1096 (lookup_filename): Return "unspecified" for <internal> and <built-in>.
1098 * configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Require that the
1099 assembler error when redefining file numbers.
1100 * config.in, configure: Rebuild.
1102 * dwarf2asm.c (dw2_asm_output_data): Mask data to the output size.
1103 (dw2_asm_output_data_uleb128): Use space not tab after .uleb128.
1104 (dw2_asm_output_delta_uleb128): Likewise.
1105 (dw2_asm_output_delta_sleb128): Similarly.
1106 (dw2_asm_output_data_sleb128): Similarly. Print number in decimal.
1108 2001-03-16 Michael Meissner <meissner@redhat.com>
1110 * mips.h (BITMASK_HIGH): Replacement for 0x80000000 that avoids
1112 (BITMASK_UPPER16): Replacement for 0xffff0000 that avoids
1114 (BITMASK_LOWER16): Replacement for 0x0000ffff.
1116 * mips.c (save_restore_insns): Use BITMASK_UPPER16/BITMASK_LOWER16
1117 instead of 0xffff0000/0x0000ffff to avoid warnings about constants
1118 being unsigned in ISO C and signed in traditional.
1119 (expand_prologue): Ditto.
1120 (RA_MASK): Use BITMASK_HIGH to avoid warnings.
1122 * mips.md (divmodsi4,divmodsi4): Use BITMASK_HIGH to avoid
1124 (divsi3,divdi3): Ditto.
1125 (modsi3,moddi3): Ditto.
1126 (fix_truncdfsi2,fix_truncdfdi2): Ditto.
1127 (fix_truncsfsi2,fix_truncsfdi2): Ditto.
1128 (movsi split): Use BITMASK_UPPER16/BITMASK_LOWER16 to avoid
1131 Fri Mar 16 14:47:57 CET 2001 Jan Hubicka <jh@suse.cz>
1133 * i386.c (ix86_expand_fp_movcc): Do not attempt to construct
1134 SSE based conditional moves on LTGT/UNEQ conditions;
1135 Canonicalize EQ to NE.
1136 * i386.md (sse_mov?fcc): Disallow EQ and NE in IEEE mode.
1137 (sse_mov?fcc_ne): New.
1139 * i386-protos.h (sign_extended_value, zero_extended_value): Declare.
1141 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1143 * config/sh/sh.c (sh_expand_prologue): Insns that set up the PIC
1144 register may be dead.
1146 2001-03-16 Brad Lucier <lucier@math.purdue.edu>
1148 * Makefile.in (hash.o): Depend on CONFIG_H.
1150 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1152 * dwarf2out.c (rtl_for_decl_location): Use DECL_RTL_IF_SET.
1154 2001-03-15 Richard Henderson <rth@redhat.com>
1156 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): New.
1157 (ASM_OUTPUT_DWARF_PCREL): New.
1158 * config/ia64/hpux.h (ASM_OUTPUT_DWARF_OFFSET): Remove.
1160 2001-03-16 Alexandre Oliva <aoliva@redhat.com>
1162 * cppfiles.c (stack_include_file): Use MAX of sysp.
1164 2001-03-15 Steve Ellcey <sje@cup.hp.com>
1166 * config.gcc (ia64*-*-hpux*): New case.
1167 * config/ia64/hpux.h: New file for HP-UX support.
1168 * config/ia64/t-hpux: New file for HP-UX support.
1170 2001-03-16 Bruce Korb <bkorb@gnu.org>, Alexandre Oliva <aoliva@redhat.com>
1172 * fixinc/inclhack.def (irix_stdio_va_list): New.
1173 * fixinc/fixincl.x: Rebuilt.
1175 2001-03-15 Richard Henderson <rth@redhat.com>
1177 * dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
1178 if provided by the target.
1179 (dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
1180 (dw2_asm_output_addr): New.
1181 * dwarf2asm.h (dw2_asm_output_addr): Declare.
1182 * dwarf2out.c (output_cfi): Use it for program addresses.
1183 (output_call_frame_info, output_die): Likewise.
1184 (output_aranges, output_line_info): Likewise.
1186 2001-03-15 Bruce Korb <bkorb@gnu.org>
1188 * gcc.c(main): make more rigorous
1189 * collect2.c(main): guard against ignoring SIGCHLD
1190 * protoize.c(main): ditto
1191 * gcc/fixinc/fixincl.c(initialize): ditto
1193 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1195 * sdbout.c (sdbout_symbol): Use DECL_RTL_SET_P, SET_DECL_RTL.
1196 (sdbout_parms): Likewise.
1198 Thu Mar 15 12:57:14 2001 Jeffrey A Law (law@cygnus.com)
1200 * reload1.c (reload_cse_simplify_set): For LOAD_EXTEND_OP, do not
1201 "widen" a destination that is already wider than a word. Also do
1202 not widen if LOAD_EXTEND_OP is NIL for the given mode.
1204 2001-03-15 Bernd Schmidt <bernds@redhat.com>
1206 * config/ia64/ia64.c (ia64_sched_reorder): Remove debugging aids.
1208 Thu Mar 15 11:30:31 EST 2001 John Wehle (john@feith.com)
1210 * i960.h (ROUND_TYPE_SIZE_UNIT): Fix typo.
1212 Thu Mar 15 11:24:29 EST 2001 John Wehle (john@feith.com)
1214 * i960.h (i960_maxbitalignment,
1215 i960_last_maxbitalignment): Declare.
1216 * i960.c (i960_maxbitalignment,
1217 i960_last_maxbitalignment): Make global.
1218 (process_pragma): Delete.
1219 (i960_pr_align, i960_pr_noalign): Move from here ...
1220 * i960-c.c: ... to this new file.
1221 * t-960bare (i960-c.o): New rule.
1222 * t-vxworks960 (i960-c.o): Likewise.
1223 * config.gcc (i960-*-*): Define c_target_objs and
1226 2001-03-15 Bernd Schmidt <bernds@redhat.com>
1228 * cselib.c (hash_rtx): For REG and MEM, just use value of expression
1229 without adding in rtx code and mode.
1231 * alias.c (init_alias_analysis): Don't use any rtx whose value
1232 varies as a known value.
1233 Delete a superfluous test.
1235 * config/ia64/ia64.c (maybe_rotate): New function, broken out of
1237 (ia64_sched_reorder): Call maybe_rotate; also rotate after
1238 scheduling a stop bit.
1239 (ia64_emit_nops): Correctly handle ASMs.
1241 2001-03-15 Mark Mitchell <mark@codesourcery.com>
1243 * varasm.c (assemble_variable): Use DECL_RTL_SET_P.
1245 2001-03-15 Neil Booth <neil@daikokuya.demon.co.uk>
1247 * cpp.texi: Update documentation for -include and -imacros.
1248 * cppfiles.c (struct include_file): Remove "defined" memeber.
1249 (find_or_create_entry): Make a copy of the file name, and
1251 (open_file): Update to ensure we use the simplified filename.
1252 (stack_include_file): Don't set search_from.
1253 (cpp_included): Don't simplify the path name here.
1254 (find_include_file): New prototype. Call search_from to
1255 get the start of the "" include chain. Don't simplify the
1257 (_cpp_execute_include): New prototype. Move diagnostics to
1258 do_include_common. Update.
1259 (_cpp_pop_file_buffer): Don't set defined.
1260 (search_from): New prototype. Use the preprocessor's cwd
1261 for files included from the command line.
1262 (read_name_map): Don't simplify the pathname here.
1263 * cpphash.h (enum include_type): New.
1264 (struct buffer): Delete search from. New search_cached.
1265 (_cpp_execute_include): Update prototype.
1266 * cppinit.c (do_includes): Use _cpp_execute_include.
1267 * cpplib.c (do_include_common): New function.
1268 (do_include, do_include_next, do_import): Use it.
1270 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1272 * varasm.c (assemble_alias): Use DECL_ASSEMBLER_NAME, not the
1273 contents of the RTL, to determine the name of the object.
1275 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1277 * tree.h (DECL_RTL): Allocate RTL lazily.
1278 (SET_DECL_RTL): New macro.
1279 (DECL_RTL_SET_P): Likewise.
1280 (COPY_DECL_RTL): Likewise.
1281 (DECL_RTL_IF_SET): Likewise.
1282 * varasm.c (make_decl_rtl): Add assertions about the kind of
1283 declaration we are processing.
1284 * c-decl.c (duplicate_decls): Use COPY_DECL_RTL, DECL_RTL_SET_P, etc.
1285 (start_decl): Likewise.
1286 (finish_decl): Likewise.
1287 * c-semantics.c (emit_local_var): Likewise.
1288 * calls.c (expand_call): Likewise.
1289 * dbxout.c (dbxout_symbol): Likewise.
1290 * emit-rtl.c (unshare_all_rtl): Likewise.
1291 (unshare_all_decls): Likewise.
1292 (reset_used_decls): Likewise.
1293 * expr.c (store_constructor): Likewise.
1294 (safe_from_p): Likewise.
1295 (expand_expr): Likewise.
1296 * function.c (put_var_into_stack): Likewise.
1297 (instantiate_decls_1): Likewise.
1298 (assign_parms): Likewise.
1299 (expand_function_start): Likewise.
1300 (expand_function_end): Likewise.
1301 * ggc-common.c (gcc_mark_trees): Likewise.
1302 * integrate.c (function_cannot_inline_p): Likewise.
1303 (copy_decl_for_inlining): Likewise.
1304 (expand_inline_function): Likewise.
1305 (integrate_parm_decls): Likewise.
1306 (integrate_decl_tree): Likewise.
1307 * print-tree.c (print_node): Likewise.
1308 * reg-stack.c (stack_result): Likewise.
1309 * stmt.c (label_rtx): Likewise.
1310 (expand_return): Likewise.
1311 (expand_decl): Likewise.
1312 (expand_decl_cleanup): Likewise.
1313 (expand_anon_union_decl): Likewise.
1314 * toplev.c (check_global_declarations): Likewise.
1315 (rest_of_decl_compilation): Likewise.
1316 * tree.c (simple_cst_equal): Likewise.
1317 * objc/objc-act.c (generate_static_references): Likewise.
1319 2001-03-14 Zack Weinberg <zackw@stanford.edu>
1321 * aclocal.m4 (gcc_AC_C_CHARSET, gcc_AC_C_COMPILE_BIGENDIAN,
1322 gcc_AC_C_FLOAT_FORMAT): New macros.
1323 * configure.in: Add AC_PROG_CPP after CC tests;
1324 gcc_AC_C_CHARSET and gcc_AC_C_FLOAT_FORMAT after the sizeof
1325 tests; and gcc_AC_C_COMPILE_BIGENDIAN after gcc_AC_C_CHAR_BIT.
1326 * configure, config.in: Regenerate.
1328 * config/a29k/xm-a29k.h, config/arc/xm-arc.h,
1329 config/arm/xm-arm.h, config/c4x/xm-c4x.h,
1330 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
1331 config/i370/xm-linux.h, config/i370/xm-oe.h,
1332 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
1333 config/m68k/xm-m68k.h, config/mips/xm-mips.h,
1334 config/pa/xm-linux.h, config/pa/xm-pa.h,
1335 config/rs6000/xm-lynx.h, config/rs6000/xm-mach.h,
1336 config/rs6000/xm-rs6000.h, config/rs6000/xm-sysv4.h,
1337 config/sparc/xm-sparc.h, config/vax/xm-vax.h,
1338 config/we32k/xm-we32k.h: Delete.
1340 * config/i370/xm-mvs.h, config/m88k/m88k.h,
1341 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
1342 config/vax/xm-vms.h: Don't define any of:
1343 HOST_FLOAT_FORMAT, HOST_EBCDIC, HOST_WORDS_BIG_ENDIAN
1345 * config/rs6000/aix.h: Define COLLECT_EXPORT_LIST here.
1347 * config.gcc: Remove references to deleted files.
1348 (i370-*-opened*): Use i370/xm-mvs.h (which now defines only
1349 FATAL_EXIT_CODE, which is the same between oe and mvs).
1351 2001-03-14 DJ Delorie <dj@redhat.com>
1352 Vladimir Makarov <vmakarov@redhat.com>
1354 * config/i960/i960.c (i960_function_prologue): Compute size of
1355 frame according to number of registers actually saved there.
1357 2001-03-14 Richard Henderson <rth@redhat.com>
1359 * expr.c (emit_move_insn_1): Fix else if around #endif.
1361 Wed Mar 14 22:39:12 CET 2001 Jan Hubicka <jh@suse.cz>
1364 * md.texi (machine constraints): Document 'Q', 'R', 'e' and 'Z'
1367 Wed Mar 14 22:26:10 CET 2001 Jan Hubicka <jh@suse.cz>
1369 * i386.c (ix86_cmodel_string, ix86_cmodel): Define.
1370 (override_options): Parse cmodel string.
1371 (x86_64_sign_extended_value, x86_64_zero_extended_value): New.
1372 * i386.h (TARGET_OPTIONS): Add "cmodel".
1373 (EXTRA_CONSTRAINT): Recognize 'e' and 'Z'.
1375 (ix86_cmodel_string, ix86_cmodel): Declare.
1377 Wed Mar 14 22:26:54 CET 2001 Jan Hubicka <jh@suse.cz>
1380 * i386.h (GENERAL_REG_P): Add missing REG_P.
1382 2001-03-14 Laurynas Biveinis <lauras@softhome.net>
1384 * configure.in: Use $gcc_cv_as instead of $as.
1385 * configure: Regenerated.
1387 2001-03-14 Neil Booth <neil@daikokuya.demon.co.uk>
1389 * cppfiles.c (stack_include_file): Only increase the include
1390 count if we actually process the file properly, as opposed
1391 to treating it as length zero. Only call read_include_file
1392 if not DO_NOT_REREAD. Handle the -H include file output
1394 (read_include_file): Remove now redundant DO_NOT_REREAD check.
1395 (cpp_included, find_include_file): Simplify pathnames after
1396 remapping them. If remapping, don't use the remapped file
1397 name's buffer as our scratch buffer.
1398 (cpp_pop_file_buffer): Replace the multiple include macro
1399 only if it isn't yet set.
1400 (read_name_map): Simplify remapped names when reading in.
1401 (remap_filename): Move code to code path that uses it.
1402 (_cpp_simplify_pathname): Return the input pointer.
1403 * cpphash.h (_cpp_simplify_pathname): Update prototype.
1405 2001-03-14 Mark Mitchell <mark@codesourcery.com>
1407 * expr.c (expand_expr): Revove bogus conditional.
1409 Wed Mar 14 19:29:50 CET 2001 Jan Hubicka <jh@suse.cz>
1411 * expr.c (emit_move_insn_1): Guard PUSH_ROUNDING use by ifdef.
1413 2001-03-14 Jakub Jelinek <jakub@redhat.com>
1415 * reg-stack.c (stack_result): Unconditionally use
1416 FUNCTION_OUTGOING_VALUE resp. FUNCTION_VALUE.
1418 Wed Mar 14 16:36:25 CET 2001 Jan Hubicka <jh@suse.cz>
1420 * expr.c (emit_move_insn_1): Split push of complex value when
1421 no suitable push instruction exist.
1423 * i386.md (QImode move/add/shift patterns): Use ANY_QI_REG_P
1424 instead of QI_REG_P.
1426 Tue Mar 13 22:22:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1428 * alias.c (handled_component_p, can_address_p): New functions.
1429 (get_alias_set): Use them.
1431 2001-03-13 Jim Wilson <wilson@redhat.com>
1433 * config/ia64/ia64.c (find_gr_spill): Subtract frame_pointer_needed
1434 from 80 in try_locals code.
1435 (ia64_expand_prologue): Add comment pointing to find_gr_spill change.
1437 2001-03-13 Zack Weinberg <zackw@stanford.edu>
1439 * aclocal.m4 (gcc_AC_COMPILE_CHECK_SIZEOF, gcc_AC_C_CHAR_BIT,
1440 gcc_AC_C_LONG_LONG): New.
1441 * configure.in: Use them. Probe the size of short, int, long,
1442 and long long/__int64 if we have them. Move all the AC_C_*
1443 checks together, except gcc_AC_C_CHAR_BIT which has to go
1444 after AC_CHECK_HEADERS(limits.h).
1445 Take hwint.h out of host_xm_file and build_xm_file.
1447 * hwint.h: Unconditionally define HOST_BITS_PER_CHAR,
1448 HOST_BITS_PER_SHORT, HOST_BITS_PER_INT, HOST_BITS_PER_LONG,
1449 and HOST_BITS_PER_LONGLONG in terms of SIZEOF_* and CHAR_BIT.
1450 Move the HOST_WIDEST_INT setup logic here from system.h.
1451 Provide HOST_WIDEST_INT even if HOST_BITS_PER_LONGLONG is not
1453 * system.h: Include hwint.h after limits.h. HOST_WIDEST_INT
1454 is now handled by hwint.h.
1456 * config/alpha/xm-alpha-interix.h, config/alpha/xm-vms.h,
1457 config/c4x/xm-c4x.h, config/i370/xm-oe.h,
1458 config/ia64/xm-ia64.h: Don't define any of:
1459 HOST_BITS_PER_LONG, HOST_BITS_PER_CHAR, HOST_BITS_PER_SHORT,
1460 HOST_BITS_PER_LONGLONG.
1462 * config/alpha/xm-alpha.h, config/dsp16xx/xm-dsp16xx.h,
1463 config/h8300/xm-h8300.h, config/mips/iris6.h,
1464 config/mn10200/xm-mn10200.h, config/pa/xm-pa64hpux.h,
1465 config/sparc/xm-sp64.h: Delete.
1466 * config.gcc: Remove references to deleted files.
1468 * config/arm/xm-arm.h, config/mips/xm-mips.h: Don't define
1469 HOST_FLOAT_FORMAT to IEEE_FLOAT_FORMAT.
1470 * config/i370/xm-linux.h: Clarify floating-point situation in
1473 2001-03-13 Neil Booth <neil@daikokuya.demon.co.uk>
1475 * cppfiles.c (NO_INCLUDE_PATH): New macro.
1476 (find_include_file): Decide here which part of the include
1477 chain to start the search. Complain about an empty include
1478 chain in all cases apart from an abolsute file name.
1479 (_cpp_execute_include): Don't choose the search chain here.
1480 Don't call handle_missing_include in the case of an empty
1482 (_cpp_compare_file_date): Don't choose the search chain here.
1483 * cpplib.c (do_include_next): Move the in-main-file diagnostic
1484 here from _cpp_execute_include. Behave like #include if
1485 we're in the main file.
1487 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1489 * system.h (malloc, realloc, calloc, strdup): Only poison these
1490 tokens when IN_GCC is defined.
1492 Tue Mar 13 14:38:44 CET 2001 Jan Hubicka <jh@suse.cz>
1494 * i386.md (abs?f expander): Support SSE case.
1495 (abd?f_if): Add new "USE"; add splitters.
1497 2001-03-13 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1499 * cpp.texi (poison): Explain the macro expansion exception.
1501 2001-03-13 Jakub Jelinek <jakub@redhat.com>
1503 * expr.c (store_expr): Add dont_store_target. If temp is already in
1504 target before copying to reg, don't store it into target again.
1506 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1508 * cppinternals.texi: Update for file handling.
1510 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1512 * emit-rtl.c (remove_unnecessary_notes): Reverse Richard Kenner's
1513 2001-02-24 which broke building the Java library.
1514 * function.c (identify_blocks): Likewise.
1515 (all_blocks): Likewise.
1516 * integrate.c (integrate_decl_tree): Likewise.
1517 * print-tree.c (print_node): Likewise.
1518 * tree.h (BLOCK_NUMBER): Likewise.
1519 (struct tree_block): Likewise.
1521 2001-03-12 David Edelsohn <edelsohn@gnu.org>
1523 * rs6000/aix51.h (CPP_SPEC, CPLUSPLUS_CPP_SPEC): Fix typo in
1524 __WCHAR_TYPE__ definition.
1525 (WCHAR_TYPE_SIZE): #undef before #define.
1527 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1529 * cppfiles.c: Update comments.
1530 (destroy_include_file_node): Rename destroy_node.
1531 (find_or_create_entry): New function.
1532 (open_file, _cpp_fake_include): Use it.
1533 (handle_missing_header): New function, broken out of
1534 _cpp_execute include. Don't segfault if there is no
1535 system or quoted path.
1536 (_cpp_execute_include): Use handle_missing_header.
1538 2001-03-12 Jeffrey Oldham <oldham@codesourcery.com>
1540 * jump.c (reversed_comparison_code_parts): Reverse Jan Hubricka's
1541 2001-02-28 patch because it breaks arm-linux and mips-sgi-irix6.5.
1543 Mon Mar 12 14:05:32 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1545 * flow.c (insn_dead_p): Don't consider two memrefs equivalent
1546 unless anti_dependence says they are.
1547 * alias.c (objects_must_conflict): If neither has a type specified,
1550 2001-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
1551 David Billinghurst <David.Billinghurst@riotinto.com>
1553 * config/mips/iris5.h: Change WCHAR_TYPE to int.
1555 Mon Mar 12 16:32:21 CET 2001 Jan Hubicka <jh@suse.cz>
1557 * i386.md (trunctfdf2_2): Rename missnamed pattern.
1558 (*_one_bit): Remove type on the match_operand in attributes.
1560 Mon Mar 12 16:27:56 CET 2001 Jan Hubicka <jh@suse.cz>
1562 * i386.c: Commit forgotten hunk in previous patch.
1563 (regclass_map): Add extended registers.
1564 (dbx_register_map): Add missing frame register.
1566 Mon Mar 12 15:41:08 CET 2001 Jan Hubicka <jh@suse.cz>
1568 * i386.md (all XFmode patterns except swapxf): Disable for 64bit.
1570 * i386.md (x86_sahf_1): Disable for 64bit.
1571 (popsi*, pophi*): Likewise.
1572 (pushqi, pushhi): Likewise.
1573 (movdi, pushdi): Likewise.
1574 (zero extend DImode splitter): Likewise.
1575 (adddi, minusdi splitter): Likewise.
1576 (umulsidi): Likewise.
1578 (mulsidi): Disable for 64bit
1579 (lshift:DI/ashift:DI): Disable for 64bit.
1580 (loop patterns): Likewise.
1581 (call_pop, call_value_pop expanders and patterns): Likewise.
1582 (prologue_get_pc): Likewise.
1584 (fcmovDI pattern and splitter): Likewise.
1585 (movdfcc_1_rex64): New.
1587 Mon Mar 12 15:16:36 CET 2001 Jan Hubicka <jh@suse.cz>
1589 * i386.h (VALID_FP_MODE_P): XFmode is invalid on x86_64.
1590 (MODES_TIEABLE_P): QImodes and DImodes are tiable on x86_64.
1591 (HARD_REGNO_CALLER_SAVE_MODE): Save QImodes as QImodes for x86_64.
1592 (STATIC_CHAIN_REGNUM): Set to r10 for x86_64.
1593 (PIC_OFFSET_TABLE_REGNUM): Set to INVALID_REGNUM for x86_64.
1594 (LIMIT_RELOAD_CLASS): Avoid limiting of QImodes on x86_64.
1595 (SECONDARY_OUTPUT_RELOAD_CLASS): No need to QImodes.
1596 (PUSH_ROUNDING): x86_64 rounds to 64bits.
1597 (CONSTANT_ADDRESS_P): Accept CONST_DOUBLE.
1598 (REGPARM_MAX): Set to 6 for x86_64.
1599 (SSE_REGPARM_MAX): Set to 16 for x86_64.
1600 * i386.c (hard_regno_mode_ok): QImodes can be in all general purpose
1603 * (patterns that does use upper halves): Update constraints
1604 'q' to 'Q' and 'r' to 'R'.
1605 (cmpqi_ext_1): Disable for 64bit.
1606 (cmpqi_ext_3_insn): Likewise.
1607 (movqi_extzv_1): Likewsie.
1608 (addqi_ext_1): Liekwsie
1609 (testqi_ext_1): Liekwsie
1610 (andqi_ext_1): Liekwsie
1611 (xorqi_ext_1): Liekwsie
1612 (cmpqi_ext_1_rex64): New.
1613 (cmpqi_ext_3_insn_rex64): Likewise.
1614 (movqi_extzv_1_rex64): Likewsie.
1615 (addqi_ext_1_rex64): Liekwsie
1616 (testqi_ext_1_rex64): Liekwsie
1617 (andqi_ext_1_rex64): Liekwsie
1618 (xorqi_ext_1_rex64): Liekwsie
1620 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1622 * configure.in: Move check for unsigned enumerated bitfields
1623 to macro in aclocal.m4. Disable it for now.
1624 * configure, config.in: Regenerate.
1625 * system.h: Don't do anything with ONLY_INT_FIELDS. Use the
1626 unsigned-int form of ENUM_BITFIELD() unless being compiled by GCC.
1627 * varasm.c (struct rtx_const): Use ENUM_BITFIELD(). Move enum
1628 kind above its first use.
1630 * config/xm-interix.h, config/alpha/xm-alpha.h,
1631 config/i370/xm-linux.h, config/i386/xm-beos.h,
1632 config/i386/xm-mingw32.h, config/mips/xm-mips.h,
1633 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
1634 config/rs6000/xm-beos.h, config/rs6000/xm-sysv4.h,
1635 Don't define ONLY_INT_FIELDS under any circumstances.
1637 * config/pa/xm-pa.h: Don't define __BSD_NET2__.
1639 * config/pa/xm-pahpux.h, config/pa/xm-papro.h,
1640 config/sparc/xm-sysv4.h: Delete - now identical with some
1642 * config.gcc (hppa targets): Replace xm-pahpux.h and
1643 xm-papro.h with implicit xm-pa.h.
1644 (sparc targets): Replace xm-sysv4.h with implicit or explicit
1647 2001-03-12 Aldy Hernandez <aldyh@redhat.com>
1649 * reload1.c (reload_cse_simplify): Call reload_cse_simplify_set
1650 before reload_cse_noop_set_p.
1652 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1654 * config.gcc: Where xm-host.h used to include another
1655 xm-host.h, list the nested header directly in xm_file. Remove
1656 references to deleted files. Can now use sparc/xm-sp64.h for
1659 * config/xm-linux.h, config/arm/xm-linux.h,
1660 config/i386/xm-dos.h, config/i386/xm-gnu.h,
1661 config/i386/xm-linux.h, config/i386/xm-openbsd.h,
1662 config/i860/xm-fx2800.h, config/m68k/xm-atari.h,
1663 config/m68k/xm-linux.h, config/m68k/xm-sun3.h,
1664 config/sparc/xm-linux.h, config/sparc/xm-sysv4-64.h:
1667 * config/alpha/xm-alpha-interix.h: Don't include alpha/xm-alpha.h.
1668 * config/mips/xm-iris5.h: Don't include mips/xm-mips.h. Don't
1669 bother to wrap #undef in #ifdef.
1670 * config/pa/xm-linux.h, config/rs6000/xm-sysv4.h:
1671 Don't include xm-linux.h.
1672 * config/sparc/xm-sp64.h: Don't include sparc/xm-sparc.h.
1674 * configure.in: Wrap regexps using [] in changequote block.
1675 Use expr : not echo | grep. Simplify regexps.
1676 * configure: Regenerate.
1678 56 xm-files remain, 22 xm-arch.
1680 2001-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1682 * mips-tfile.c: Cast arg to PTR when specifier is HOST_PTR_PRINTF.
1683 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1684 (local_index, local_rindex): Delete, use strchr/strrchr instead.
1685 (copy_object): Fix format specifier vs argument mismatch.
1687 * mips-tdump.c: Make local functions static.
1688 (rindex): Don't #undef.
1689 (__proto, PTR_T, CPTR_T): Delete, use PARAMS/PTR instead.
1690 (fatal, fancy_abort): Delete.
1691 (read_seek): Avoid signed/unsigned compare.
1693 Sun Mar 11 17:01:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1695 * combine.c (try_combine): Fix error in change to try original
1697 (gen_rtx_combine): Do same as gen_rtx for now.
1699 2001-03-11 Zack Weinberg <zackw@stanford.edu>
1701 * configure.in: AC_SUBST xm_defines.
1702 * configure: Regenerate.
1703 * Makefile.in: Set DEFINES=$(xm_defines) when building
1706 2001-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
1708 * cppfiles.c (INCLUDE_LEN_FUDGE, ENOMEM): Delete.
1709 (cpp_included, find_include_file): Update.
1710 (_cpp_compare_file_date): Make else unconditional.
1712 2001-03-10 kaz Kojima <kkojima@rr.iij4u.or.jp>
1714 * config/sh/sh.h (LEGITIMATE_PIC_OPERAND_P): Defined.
1716 2001-03-10 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
1718 * config/sh/sh.md (umulhisi3_i, mulhisi3_i): Fix mnemonics.
1719 * config/sh/lib1funcs.asm (mulsi3): Convert mulu to mulu.w.
1721 Sat Mar 10 22:42:05 2001 Alexandre Oliva <aoliva@redhat.com>
1723 * tree.c (build_common_tree_nodes_2): Don't copy va_list_type_node
1724 if it's a record type.
1726 Sat Mar 10 17:52:54 2001 Christopher Faylor <cgf@cygnus.com>
1728 * config/i386/cygwin.h: Make ../w32api a system directory. Reorganize
1729 mingw includes slightly.
1731 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1733 * system.h (malloc, realloc, calloc, strdup, bzero, bcmp, rindex):
1734 #undef token before poisoning it.
1736 2001-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1738 * alpha.c (check_float_value): Use memcpy, not bcopy.
1740 * m32r.c (m32r_sched_reorder): Likewise.
1742 * vax.c (check_float_value): Likewise.
1744 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1746 * toplev.c (file_name_nondirectory): Remove.
1747 * toplev.h: Similarly.
1748 * dwarf2out.c (compute_section_prefix): Use lbasename instead
1749 of file_name_nondirectory.
1751 Sat Mar 10 10:36:45 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1753 * mips-tdump.c (read_seek): Call xmalloc, not malloc.
1754 * mips-tfile.c: Don't #undef rindex; not used.
1756 Sat Mar 10 14:34:59 CET 2001 Jan Hubicka <jh@suse.cz>
1758 * i386.h (DBX_REGISTER_NUMBER): Return proper values for 64bits.
1759 (dbx64_register_map): Declare.
1760 (RETURN_ADDR_RTX): Fix for 64bit.
1761 (DWARF_FRAME_RETURN_COLUMN): Set to 16 for 64bit.
1762 (INCOMING_FRAME_SP_OFFSET): Set to 8.
1763 * i386.c (dbx64_register_map): New global array.
1764 * beos-elf.h, freebsd.h, i386-interix.h, i386elf.h,
1765 linux.h (DBX_REGISTER_REGNUMBER): Use dbx64_register_map
1768 2001-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
1770 * cppfiles.c (search_from): Use lbasename.
1771 * mkdeps.c (deps_add_default_target): Use lbasename.
1773 2001-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1775 * fixinc/server.c (load_data, run_shell): Use xmalloc, xrealloc &
1776 xcalloc in lieu of malloc, realloc & calloc.
1778 * gencheck.c (xmalloc): Use really_call_malloc, not malloc.
1780 * gengenrtl.c (xmalloc): Likewise.
1782 * gensupport.c (xcalloc, xrealloc, xmalloc): Use the
1783 really_call_* memory allocation routines.
1785 * stmt.c (check_for_full_enumeration_handling): Use
1786 really_call_calloc, not calloc.
1788 * system.h (really_call_malloc, really_call_calloc,
1789 really_call_realloc): Define.
1790 (malloc, realloc, calloc, strdup, bzero, bcmp, rindex): Poison.
1792 Fri Mar 9 18:39:19 2001 Jeffrey A Law (law@cygnus.com)
1794 * pa.md (builtin_longjmp): Rework slightly to work for PA64 too.
1796 2001-03-09 Nicola Pero <n.pero@mi.flashnet.it>
1798 * configure: Rebuilt.
1799 * configure.in: Only use `lang_requires' for languages athat are
1802 2001-03-09 Joseph S. Myers <jsm28@cam.ac.uk>
1804 * invoke.texi: Fix typo.
1805 * gcc.1: Regenerate.
1807 2001-03-09 Zack Weinberg <zackw@stanford.edu>
1809 * configure.in: Prune nonexistent files from build_xm_file,
1810 xm_file, and host_xm_file lists. Warn unless they're
1812 Don't generate *config.h here.
1813 AC_SUBST all variables needed to generate *config.h.
1814 * configure: Regenerate.
1815 * mkconfig.sh: New helper script, from code removed from
1817 * Makefile.in: Zap all MALLOC variables - no longer used
1818 anywhere, and malloc.c doesn't exist.
1819 Substitute in variables needed to generate *config.h.
1820 Stop lying about the dependencies contained in CONFIG_H and
1822 (HCONFIG_H, TCONFIG_H, TM_P_H): New variables.
1823 (config.h, hconfig.h, tconfig.h, tm_p.h, cs-config.h,
1824 cs-hconfig.h, cs-tconfig.h, cs-tm_p.h): New rules.
1825 (all .o): Add dependencies on $(HCONFIG_H), $(TCONFIG_H),
1826 $(TM_P_H), etc. as appropriate.
1828 * config.gcc: Zap references to deleted files.
1829 * ggc-none.c: Don't include rtl.h or tm_p.h.
1831 * config/i386/xm-beos.h, config/i386/xm-dgux.h,
1832 config/i386/xm-djgpp.h, config/i386/xm-dos.h,
1833 config/i386/xm-gnu.h, config/i386/xm-i386-interix.h,
1834 config/i386/xm-linux.h, config/i386/xm-linux.h,
1835 config/i386/xm-next.h, config/i386/xm-openbsd.h,
1836 config/i386/xm-sun.h, config/i386/xm-sysv3.h:
1837 Don't include i386/xm-i386.h.
1839 * config/elxsi/xm-elxsi.h, config/i386/xm-bsd386.h,
1840 config/i386/xm-i386.h, config/i860/xm-i860.h,
1841 config/i960/xm-i960.h, config/mcore/xm-mcore.h,
1842 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
1843 config/pj/xm-pj.h, config/sh/xm-sh.h, config/v850/xm-v850.h:
1844 Delete (empty except comments, #includes of other deleted
1845 files, and macros used nowhere).
1847 Fri Mar 9 20:05:27 CET 2001 Jan Hubicka <jh@suse.cz>
1849 * i386.h (MAX_WCHAR_TYPE_SIZE): New constant to keep tradcpp
1850 independent on TARGET_FLAGS.
1852 Fri Mar 9 19:52:52 CET 2001 Jan Hubicka <jh@suse.cz>
1854 * i386.h (FIRST_PSEUDO_REGISTER): Set to 53.
1856 (FIXED_REGISTERS, CALL_USED_REGISTERS, REG_ALLOC_ONES): Add
1858 (CONDITIONAL_REGISTER_USAGE): Set proper values according to
1860 (FIRST_REX_INT_REG, LAST_REX_INT_REG, FIRST_REX_SSE_REG,
1861 LAST_REX_SSE_REG): define.
1862 (enum reg_class): Add 'LEGACY_REGS'
1863 (REG_CLASS_CONTENTS): Likewise; add extended registers.
1864 (SSE_REGNO_P): Recognize extended registers.
1865 (ANY_QI_REG_P, REX_INT_REGNO_P, REX_INT_REG_P): New.
1866 (REG_CLASS_FROM_LETTER): Add 'R' and 'Q'.
1867 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P,
1868 REG_OK_FOR_BASE_NONSTRICT_P): Recognize REX registers.
1869 (REG_OK_FOR_STRREG_NONSTRICT_P, REG_OK_FOR_STRREG_STRICT_P,
1870 REG_OK_FOR_STRREG_P): Remove.
1871 (HI_REGISTER_NAMES): Add extended registers.
1872 (ADDITIONAL_REGISTER_NAMES): Likewise.
1873 (QI_REGISTER_NAMES): Add 8bit extended registers.
1874 (DEBUG_REG): Support extended registers.
1875 * i386.c (regclass_map): Add extended registers.
1876 (dbx_register-map): Likewise.
1877 (svr4_dbx_register_map): Likewise.
1878 (print_reg): Support extended registers.
1879 (print_operand): Support 64bit operands.
1881 Fri Mar 9 19:37:46 CET 2001 Jan Hubicka <jh@suse.cz>
1883 * i386.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 128bit for x86_64
1884 (BOOL_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
1885 FLOAT_TYPE_SIZE, LONG_TYPE_SIZE, MAX_LONG_TYPE_SIZE,
1886 DOUBLE_TYPE_SIZE, LONG_LONG_TYPE_SIZE): New constants.
1887 (BITS_PER_WORD, UNITS_PER_WORD, POINTER_SIZE, PARM_BOUNDARY,
1888 STACK_BOUNDARY): Set properly for 64bits.
1889 (MAX_BITS_PER_WORD, MIN_UNITS_PER_WORD): New constants.
1890 (EMPTY_FIELD_BOUNDARY): Define using BITS_PER_WORD.
1891 (BIGGEST_FIELD_ALIGNMENT): Set to 128 for 64bits.
1892 (MOVE_MAX): Set to 16.
1893 (MOVE_MAX_PIECES): 8 for 64bit.
1894 (Pmode): Set to SImode.
1896 Fri Mar 9 09:00:36 2001 Mike Stump <mrs@wrs.com>
1898 * cselib.c (hash_rtx): Ensure that hash isn't zero upon return.
1900 Fri Mar 9 17:38:08 CET 2001 Jan Hubicka <jh@suse.cz>
1902 * i386.h (mask_64bit): New constant.
1903 (target_64bit): New macro.
1904 (target_options): Add '64'/'32'
1905 (target_default): Define.
1906 * cygwin.h freebsd-aout.h i386-interix.h i386.h i386elf.h isc.h
1907 isccoff.h netbsd.h next.h openbsd.h p sco.h sco5.h scodbx.h sequent.h
1908 unix.h win32.h (TARGET_DEFAULT): Rename to TARGET_SUBTARGET_DEFAULT.
1910 Thu Mar 8 23:36:56 2001 Jeffrey A Law (law@cygnus.com)
1912 * config/pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Disable.
1914 Thu Mar 8 23:29:37 2001 John Wehle (john@feith.com)
1916 * rtlanal.c (rtx_varies_p): Check operand 0 of a
1917 LO_SUM unless for_alias is set.
1919 2001-03-08 Stan Shebs <shebs@apple.com>
1921 * objc/objc-act.c: Fix old typos in comments, add comments for
1923 (hash_init): Fix file name in error message.
1924 (hash_enter): Ditto.
1925 (hash_add_attr): Ditto.
1926 (continue_class): Ditto.
1928 2001-03-08 Bruce Korb <bkorb@gnu.org>
1930 gcc.c(main): ensure SIGCHLD handling is set to SIG_DFL so that
1931 wait4() can receive the signal.
1933 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1935 * fixinc/inclhack.def (AAB_dgux_int_varargs): Don't use HTML
1937 * fixinc/fixincl.x: Regenerate.
1939 Thu Mar 8 21:09:10 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1941 * fixinc/inclhack.def (AAA_standards): Undo <standards.h> breakage
1943 * fixinc/fixincl.x: Regenerate.
1945 2001-03-08 Richard Henderson <rth@redhat.com>
1947 * configure.in (HAVE_AS_LEB128): New assembler check.
1948 * configure, config.in: Rebuilt.
1950 Thu Mar 8 19:54:04 CET 2001 Jan Hubicka <jh@suse.cz>
1952 * reg-stack.c (move_for_stack_reg): Avoid non-poping fst for
1955 2001-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1957 * config/ns32k/xm-pc532-min.h, config/we32k/xm-we32k.h: Delete
1958 references to the MAXPATHLEN macro.
1960 * config/alpha/xm-alpha.h, config/arm/xm-arm.h,
1961 config/i386/xm-cygwin.h, config/xm-linux.h: Delete references to
1964 * config/i386/xm-gnu.h, config/xm-gnu.h,
1965 config/alpha/xm-openbsd.h, config/i386/xm-openbsd.h,
1966 config/m68k/xm-openbsd.h, config/mips/xm-openbsd.h,
1967 config/sparc/xm-openbsd.h, config/xm-openbsd.h: Delete empty
1968 and/or unused files.
1970 * config.gcc: Define POSIX in xm_defines as appropriate in lieu of
1971 doing so in various xm-*.h files.
1973 Thu Mar 8 06:32:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1975 * config/i386/i386.md (clrstrsi): Call ix86_set_move_mem_attrs.
1977 2001-03-08 Alexandre Oliva <aoliva@redhat.com>
1979 * configure.in (enable_shared): Support per-package shared-library
1981 * configure: Rebuilt.
1983 2001-03-07 David Edelsohn <edelsohn@gnu.org>
1985 * rs6000.md (cr logic): Add original POWER mnemonic alternative
1986 for crnot. Set operands[5] in splitter.
1988 2001-03-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1990 * config/i370/xm-mvs.h, config/i370/xm-oe.h,
1991 config/i386/xm-beos.h, config/i386/xm-mingw32.h,
1992 config/m88k/xm-m88k.h, config/mips/xm-iris6.h,
1993 config/mips/xm-openbsd.h, config/pa/xm-pa64hpux.h,
1994 config/pa/xm-pahpux.h, config/rs6000/xm-beos.h,
1995 config/rs6000/xm-darwin.h, config/rs6000/xm-mach.h,
1996 config/rs6000/xm-rs6000.h, config/xm-interix.h: Delete references
1999 * config/vax/xm-vaxv.h, config/a29k/xm-unix.h,
2000 config/i370/xm-i370.h, config/i386/xm-dgux.h,
2001 config/i386/xm-sun.h, config/i386/xm-sysv3.h,
2002 config/m68k/xm-tower.h, config/m68k/xm-aux.h,
2003 config/m68k/xm-hp320.h, config/m68k/xm-amix.h,
2004 config/m68k/xm-altos3068.h, config/m68k/xm-mot3300.h,
2005 config/m68k/xm-m68kv.h, config/m88k/xm-openbsd.h,
2006 config/mips/xm-nws3250v4.h, config/mips/xm-sysv.h,
2007 config/mips/xm-iris3.h, config/mips/xm-iris4.h, config/xm-svr3.h,
2008 config/xm-svr4.h, config/sparc/xm-pbd.h, config/clipper/xm-clix.h:
2009 Delete unused and/or empty files.
2011 * config.gcc: Define USG in xm_defines as appropriate. Define
2012 POSIX in lieu of xm-svr4.h. Delete all references to the SVR3
2013 macro. Remove deleted xm-* files from $xm_files variable.
2015 2001-03-07 Tom Tromey <tromey@redhat.com>
2017 * configure: Rebuilt.
2018 * configure.in: Allow config-lang.in to set `lang_requires' to list
2019 of other required languages.
2021 2001-03-07 Andrew MacLeod <amacleod@redhat.com>
2023 * config/a29k/a29k.c (print_operand): Free a29k_last_prologue_insn
2025 (output_prologue): Use xmalloc not oballoc.
2026 (output_epilog): Free a29k_first_epilogue_insn when finished.
2027 * confif/a29k/a29k.h (PREDICATE_CODES): Remove shift_constant_operand.
2029 2001-03-07 Brad Lucier <lucier@math.purdue.edu>
2031 * builtins.c (expand_builtin_mathfn): Check
2032 flag_unsafe_math_optimizations, not flag_fast_math.
2033 (expand_builtin): Likewise
2034 * combine.c (combine_simplify_rtx): Likewise.
2035 (simplify_if_then_else): Likewise.
2036 * cse.c (fold_rtx): Likewise.
2037 * flags.h: Remove flag_fast_math. Add
2038 flag_unsafe_math_optimizations and flag_trapping_math.
2039 * fold-const.c (negate_expr): Check
2040 flag_unsafe_math_optimizations, not flag_fast_math.
2041 (invert_truthvalue): Likewise.
2042 (fold): Likewise. Before associating operands, check that
2043 code == MULT_EXPR, not code != MULT_EXPR.
2044 * ifcvt.c (noce_try_minmax): Check
2045 flag_unsafe_math_optimizations, not flag_fast_math.
2046 (noce_operand_ok): Check flag_trapping_math, not flag_fast_math.
2047 * invoke.texi: Document -funsafe-math-optimizations and
2048 -fno-trapping-math. Change documentation for -ffast-math.
2049 * jump.c (reversed_comparison_code_parts): Likewise.
2050 (rtx_equal_for_thread_p): Likewise.
2051 * optabs.c (emit_conditional_move): Likewise.
2052 * simplify-rtx.c (simplify_binary_operation): Likewise.
2053 (simplify_relational_operation): Likewise.
2054 (simplify_ternary_operation): Likewise.
2055 * toplev.c: Remove flag_fast_math. Add flag_trapping_math and
2056 flag_unsafe_math_optimizations. Remove fast-math entry from f_options.
2057 Add trapping-math and unsafe-math-optimizations entries to f_options.
2058 (set_fast_math_flags): New, sets flags for -ffast-math.
2059 (set_no_fast_math_flags): New, sets flags for -fno-fast-math.
2060 (decode_f_option): Add code to handle -ffast-math and -fno-fast-math.
2061 * toplev.h: Declare set_fast_math_flags and set_no_fast_math_flags.
2063 * config/alpha/alpha.c (alpha_emit_conditional_branch): Likewise.
2064 (alpha_emit_conditional_move): Initialize local_fast_math to
2065 flag_unsafe_math_optimizations, not flat_fast_math.
2066 * config/c4x/c4x.c (c4x_override_options): Call set_fast_math_flags
2067 instead of setting flag_fast_math to 1.
2068 * config/convex/convex.md: Check flag_unsafe_math_optimizations,
2070 * config/i386/i386.c (override_options): Likewise
2071 * config/i386/i386.md: Likewise.
2072 * config/m68k/m68k.md: Likewise.
2073 * config/mips/mips.md: Likewise.
2074 * config/rs6000/rs6000.c (validate_condition_mode): Likewise.
2075 (rs6000_generate_compare): Likewise.
2077 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
2079 * Makefile.in: Set RANLIB to @RANLIB@.
2082 2001-03-07 Laurynas Biveinis <lauras@softhome.net>
2084 * fixinc/inclhack.def (djgpp_wchar_h): New test.
2085 * fixinc/fixincl.x: Regenerated.
2087 2001-03-07 Richard Henderson <rth@redhat.com>
2089 * config/alpha/alpha.md (call_osf_1_noreturn): New pattern.
2091 2001-03-07 Richard Henderson <rth@redhat.com>
2093 * emit-rtl.c (remove_unnecessary_notes): Verify proper nesting
2094 of block notes and exception handling notes.
2096 * lists.c (init_EXPR_INSN_LIST_cache): Don't check initialized.
2097 * toplev.c (rest_of_compilation): Call init_EXPR_INSN_LIST_cache ...
2098 (compile_file): ... here.
2100 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2102 * fixinc/Makefile.in (FIXINC_DEFS): Add -DHAVE_CONFIG_H.
2104 * fixinc/gnu-regex.c: Don't include auto-host.h since we get
2105 config.h now. Include libiberty.h to handle alloca.
2107 2001-03-06 Zack Weinberg <zackw@stanford.edu>
2109 * c-parse.in (yylexname): New function, split out of _yylex.
2110 (objc_rid_sans_at): New table.
2111 (init_reswords): Initialize it.
2112 (_yylex): Give labels clearer names. Handle CPP_ATSIGN by
2113 retrieving the next token and checking it for significance as
2114 an ObjC keyword or string constant.
2116 * cpplex.c (_cpp_lex_token): Just return CPP_ATSIGN for '@'.
2117 * cpplib.h (TTYPE_TABLE): Add CPP_ATSIGN, drop CPP_OSTRING.
2119 * c-lex.c, c-parse.in, cppmacro.c, cpplex.c: Remove references
2122 2001-03-06 Stephen L Moshier <moshier@mediaone.net>
2124 * config/m68k/m68k.c (const_uint32_operand): Accept any
2125 const_int on a 32-bit host.
2127 2001-03-06 Nicola Pero <n.pero@mi.flashnet.it>
2129 * objc/objc-act.c (init_objc): Set save_lang_status,
2130 restore_lang_status, and mark_lang_status.
2132 2001-03-06 Krister Walfridsson <cato@df.lth.se>
2134 * dwarf2asm.c (dw2_asm_output_delta): Fix smallest_mode_for_size call.
2136 2001-03-06 Neil Booth <neil@daikokuya.demon.co.uk>
2138 * cppinternals.texi: Update.
2140 2001-03-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2142 * config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
2143 config/alpha/xm-alpha.h, config/arc/xm-arc.h, config/arm/xm-arm.h,
2144 config/c4x/xm-c4x.h, config/clipper/xm-clix.h,
2145 config/convex/xm-convex.h, config/d30v/xm-d30v.h,
2146 config/dsp16xx/xm-dsp16xx.h, config/elxsi/xm-elxsi.h,
2147 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2148 config/i370/xm-linux.h, config/i370/xm-mvs.h, config/i370/xm-oe.h,
2149 config/i386/xm-i386.h, config/i860/xm-i860.h,
2150 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
2151 config/m32r/xm-m32r.h, config/m68k/xm-m68k.h,
2152 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
2153 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
2154 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
2155 config/pa/xm-linux.h, config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2156 config/pa/xm-pahpux.h, config/pa/xm-papro.h, config/pj/xm-pj.h,
2157 config/romp/xm-romp.h, config/rs6000/xm-beos.h,
2158 config/rs6000/xm-lynx.h, config/rs6000/xm-rs6000.h,
2159 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2160 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2161 config/v850/xm-v850.h, config/vax/xm-vax.h, config/vax/xm-vms.h,
2162 config/we32k/xm-we32k.h: Delete HOST_BITS_PER_* definitions which
2163 match the defaults provided in hwint.h.
2165 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
2166 config/sparc/xm-lynx.h, config/xm-std32.h: Delete files.
2168 * config.gcc (xm_file): Don't set to files which are deleted.
2170 * hwint.h: Provide default values for HOST_BITS_PER_*. No longer
2171 guard this file against these macros being undefined.
2173 2001-03-06 Zack Weinberg <zackw@stanford.edu>
2175 * objc/objc-act.c (objc_add_static_instance): Set DECL_INITIAL
2176 and DECL_DEFER_OUTPUT on the decl we create, before calling
2177 rest_of_decl_compilation.
2179 2001-03-06 Zack Weinberg <zackw@stanford.edu>
2181 * aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE
2183 * configure, config.in: Regenerate.
2184 * config.gcc: Remove references to deleted files.
2186 * genattr.c, genattrtab.c, genextract.c, genoutput.c,
2187 genrecog.c, rtl.c: Do not use alloca anywhere.
2189 * Makefile.in, build-make, system.h, config/x-interix,
2190 config/x-svr4, config/xm-interix.h, config/xm-openbsd.h,
2191 config/alpha/xm-alpha.h, config/alpha/xm-vms.h,
2192 config/arc/xm-arc.h, config/arm/xm-arm.h,
2193 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2194 config/h8300/xm-h8300.h, config/i370/x-oe,
2195 config/i370/xm-linux.h, config/i386/x-aix, config/i386/x-beos,
2196 config/i386/x-ncr3000, config/i386/x-sco5,
2197 config/i386/xm-dgux.h, config/i860/x-sysv4,
2198 config/i960/xm-i960.h, config/m32r/xm-m32r.h,
2199 config/m68k/x-crds, config/m68k/x-dpx2, config/m68k/x-hp320,
2200 config/m68k/x-hp320g, config/m69k/x-mot3300,
2201 config/m68k/x-mot3300-gas, config/m68k/xm-amix.h,
2202 config/m68k/xm-hp320.h, config/m68k/xm-m68kv.h,
2203 config/m68k/xm-mot3300.h, config/m88k/x-dolph,
2204 config/m88k/x-sysv4, config/m88k/x-tekXD88,
2205 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
2206 config/mips/x-iris, config/mips/x-iris3,
2207 config/mips/x-sni-svr4, config/mips/x-sysv,
2208 config/mips/xm-iris6.h, config/mips/xm-mips.h,
2209 config/mips/xm-nws3250v4.h, config/pa/x-hpux,
2210 config/pa/x-pa-mpeix, config/pa/xm-pa.h,
2211 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
2212 config/pa/xm-papro.h, config/romp/xm-romp.h,
2213 config/rs6000/x-aix31, config/rs6000/x-aix41,
2214 config/rs6000/x-beos, config/rs6000/x-lynx,
2215 config/rs6000/x-mach, config/rs6000/x-rs6000,
2216 config/rs6000/x-sysv4, config/rs6000/xm-rs6000.h,
2217 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2218 config/sparc/x-sysv4, config/sparc/xm-linux.h,
2219 config/sparc/xm-pbd.h, config/sparc/xm-sparc.h,
2220 config/vax/xm-vms.h: Eradicate all references to alloca and
2223 * config/xm-alloca.h, config/clipper/x-clix,
2224 config/i386/xm-sysv4.h, config/i860/x-fx2800,
2225 config/i860/x-sysv3, config/m88k/x-sysv3,
2226 config/sparc/xm-sol2.h, config/we32k/x-we32k: Delete
2227 (contained only alloca related hacks).
2229 * config/i386/xm-beos.h, config/rs6000/xm-beos.h: Just define
2232 2001-03-05 Brad Lucier <lucier@math.purdue.edu>
2234 * invoke.texi: Document __FAST_MATH__.
2236 2001-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2238 * crtstuff.c: Restore include of auto-host.h.
2240 2001-03-05 Fergus Henderson <fjh@cs.mu.oz.au>
2242 Put main() in a separate file, so that the language
2243 front-end can use a different main().
2246 * toplev.c: (main): Rename as toplev_main.
2247 * toplev.h: Declare toplev_main.
2248 * Makefile.in (OBJS): add toplev.o.
2249 (BACKEND): remove toplev.o, add main.o.
2251 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
2253 * cppfiles.c (search_from): Special case the empty string.
2255 2001-03-04 Neil Booth <neil@daikokuya.demon.co.uk>
2257 * cppfiles.c (_cpp_execute_include): Don't make a null-terminated
2258 copy of the filename. Don't use CPP_PREV_BUFFER. Don't call
2259 strlen or strcpy; we already know the length.
2260 (_cpp_compare_file_date): Similarly.
2261 * cpphash.h (struct cpp_reader): Delete done_initialising.
2262 (CPP_PREV_BUFFER): Delete.
2263 * cppinit.c (cpp_start_read): Don't set done_initialising.
2264 * cpplex.c (parse_string): Guarantee null-termination.
2265 (_cpp_equiv_toklists): Remove.
2266 * cpplib.c (glue_header_name): Null-terminate.
2267 (do_line): Don't leak memory.
2268 * cpplib.h (BT_WEAK): Delete.
2269 * cppmain.c (cb_ident): Strings are now null-terminated.
2271 2001-03-04 Laurynas Biveinis <lauras@softhome.net>
2273 * gcc.c (convert_filename): Append executable suffix
2274 if NO_AUTO_EXE_SUFFIX is not defined.
2275 * gcc.texi: Document NO_AUTO_EXE_SUFFIX.
2276 * config/i386/djgpp.h: Define NO_AUTO_EXE_SUFFIX.
2278 2001-03-03 David O'Brien <obrien@FreeBSD.org>
2280 from 2000-09-06 Zack Weinberg <zack@wolery.cumb.org>
2281 * c-parse.gperf, c-gperf.h: Delete.
2282 (c-gperf.h was accidently re-added to the CVS repo in the rev
2283 1.16 commit by tromey)
2285 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
2287 * cpplex.c (_cpp_lex_token): Don't warn about directives in
2288 macro arguments when looking for the '('.
2289 * cppmacro.c (funlike_invocation_p): Set parsing_args to
2290 2 when really parsing arguments; 1 when looking for '('.
2291 Always restore the lexer position.
2293 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
2295 * longlong.h (umul_ppmm): Don't use a multiline string.
2297 2001-03-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
2299 * fixinc/fixlib.h (t_bool): Add identifier `t_bool' in typedef.
2300 * fixinc/server.c (read_pipe_timeout): Use enum t_bool instead of
2301 t_bool in declaration because pcc can't combine volatile with typedef
2304 Sat Mar 3 19:47:13 CET 2001 Jan Hubicka <jh@suse.cz>
2306 * i386.c (ix86_expand_fp_compare): Delay creating of scratch register
2307 until when it is really needed.
2308 (ix86_expand_compare): Update call of ix86_expand_fp_compare.
2309 * i386.h (PREDICATE_CODES): Add all codes for sse_comparison_operator
2310 * i386.md (float?i?f splitter): Don't force source operand to memory
2312 (sse_movdfcc): Fix constraint.
2313 (sse_movdfcc splitter): Handle properly the second alternative.
2315 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
2317 * cpplex.c (parse_string): Unconditionally pedwarn.
2319 2001-03-03 Neil Booth <neil@daikokuya.demon.co.uk>
2322 * cppexp.c (parse_number): Update.
2323 * cpplex.c (parse_string): Pedwarn if multiline string does not
2324 result from a system header's macro.
2325 * cpplib.h (sys_objmacro_p): Rename sys_macro_p.
2326 * cppmacro.c (sys_objmacro_p): Rename sys_macro_p. Return true
2327 for function-like macros too.
2328 * c-lex.c (lex_number): Update.
2330 2001-03-03 Richard Henderson <rth@redhat.com>
2332 * dwarf2out.c (output_call_frame_info): Fix augmentation length.
2334 Sat Mar 3 04:17:17 2001 J"orn Rennecke <amylaar@redhat.com>
2336 * combine.c (try_combine): If split with mode-changed scratch
2337 register didn't work, try the original mode.
2339 Sat Mar 3 03:46:47 2001 J"orn Rennecke <amylaar@redhat.com>
2341 * tm.texi: Change STRUCT_FORCE_BLK to MEMBER_TYPE_FORCES_BLK.
2342 * config/c4x/c4x.h: Likewise.
2343 * stor-layout.c (compute_record_mode): Likewise.
2344 (layout_type, case ARRAY_TYPE): Use MEMBER_TYPE_FORCES_BLK.
2346 2001-03-02 Zack Weinberg <zackw@stanford.edu>
2348 * configure.in: Kill tm.h. Include the files in the $tm_file
2349 list in all three of config.h, hconfig.h, tconfig.h, after the
2350 relevant set of xm_files. Put TARGET_CPU_DEFAULT in all
2351 three, include insn-codes.h in all three (#ifndef GENERATOR_FILE).
2352 * configure: Regenerate.
2353 * Makefile.in (clean): Don't delete tm.h.
2355 * system.h: If SUCCESS_EXIT_CODE and FATAL_EXIT_CODE are not
2356 defined, set them from EXIT_SUCCESS and EXIT_FAILURE. If
2357 those are not defined, set SEC and FEC to 0 and 1.
2358 * gcc.texi: Update to match.
2360 * crtstuff.c: Include tconfig.h, not auto-host.h and tm.h.
2361 * config/fp-bit.c, config/m68k/aux-crt2.asm,
2362 config/m68k/aux-crtn.asm, config/m68k/aux-mcount.c:
2363 Include tconfig.h, not tm.h.
2365 * config/xm-lynx.h, config/xm-std32.h,
2366 config/a29k/xm-a29k.h, config/a29k/xm-unix.h,
2367 config/alpha/xm-alpha.h, config/arc/xm-arc.h,
2368 config/avr/xm-avr.h, config/c4x/xm-c4x.h,
2369 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2370 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2371 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2372 config/h8300/xm-h8300.h, config/i370/xm-linux.h,
2373 config/i386/xm-i386.h, config/i860/xm-i860.h,
2374 config/i960/xm-i960.h, config/ia64/xm-ia64.h,
2375 config/m32r/xm-m32r.h, config/m68hc11/xm-m68hc11.h,
2376 config/m88k/xm-m88k.h, config/mcore/xm-mcore.h,
2377 config/mips/xm-mips.h, config/mn10200/xm-mn10200.h,
2378 config/mn10300/xm-mn10300.h, config/ns32k/xm-ns32k.h,
2379 config/pa/xm-linux.h, config/pa/xm-pa.h,
2380 config/pa/xm-pa64hpux.h, config/pa/xm-pahpux.h,
2381 config/pa/xm-papro.h, config/pdp11/xm-pdp11.h,
2382 config/pj/xm-pj.h, config/romp/xm-romp.h,
2383 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2384 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2385 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2386 config/v850/xm-v850.h, config/vax/xm-vax.h,
2387 config/we32k/xm-we32k.h:
2389 Don't define SUCCESS_EXIT_CODE or FATAL_EXIT_CODE.
2391 * config/i370/xm-i370.h, config/i370/xm-mvs.h,
2392 config/i370/xm-oe.h: Don't include tm.h. Don't define
2394 * config/vax/xm-vms.h: Don't include tm.h.
2396 * config/xm-lynx.h, config/avr/xm-avr.h,
2397 config/fr30/xm-fr30.h, config/pdp11/xm-pdp11.h,
2398 Delete; made empty by above changes.
2399 * config/i386/xm-lynx.h, config/m68k/xm-lynx.h,
2400 config/rs6000/xm-lynx.h, config/sparc/xm-lynx.h:
2401 Don't include config/xm-lynx.h or tm.h.
2403 * config/xm-gnu.h: Don't include fcntl.h.
2404 * config/sparc/xm-lynx.h: Don't include sys/types.h and
2406 * config/clipper/xm-clix.h, config/vax/xm-vax.h: Don't define isinf.
2408 2001-03-02 Richard Henderson <rth@redhat.com>
2410 * tm.texi (File Framework): Document UNALIGNED_SHORT_ASM_OP,
2411 UNALIGNED_INT_ASM_OP, and UNALIGNED_DOUBLE_INT_ASM_OP.
2413 2001-03-02 Richard Henderson <rth@redhat.com>
2415 * Makefile.in (OBJS): Add dwarf2asm.o.
2416 * dwarf2asm.c, dwarf2asm.h: New files.
2417 * dwarf2out.c (*): Use them.
2418 (size_of_uleb128, size_of_sleb128): Remove.
2419 (output_uleb128, output_sleb128): Remove.
2420 (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Remove.
2421 (UNALIGNED_DOUBLE_INT_ASM_OP, ASM_BYTE_OP): Remove.
2422 (UNALIGNED_OFFSET_ASM_OP, UNALIGNED_WORD_ASM_OP): Remove.
2423 (FDE_LABEL, LINE_NUMBER_BEGIN_LABEL, LINE_NUMBER_END_LABEL): New.
2424 (ASM_OUTPUT_DWARF_DATA1, ASM_OUTPUT_DWARF_DELTA1): Remove.
2425 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_DELTA2): Remove.
2426 (ASM_OUTPUT_DWARF_DATA4, ASM_OUTPUT_DWARF_DELTA4): Remove.
2427 (ASM_OUTPUT_DWARF_DATA, ASM_OUTPUT_DWARF_DELTA): Remove.
2428 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_ADDR_DATA): Remove.
2429 (ASM_OUTPUT_DWARF_ADDR_DELTA, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2430 (ASM_OUTPUT_DWARF_OFFSET4, ASM_OUTPUT_DWARF_OFFSET): Remove.
2431 (ASM_OUTPUT_DWARF_CONST_DOUBLE): Remove.
2432 (ASM_OUTPUT_DWARF_NSTRING, ASM_OUTPUT_DWARF_STRING): Remove.
2433 (dwarf2out_frame_debug): Remove unused variables.
2434 (output_loc_operands): Don't abort on 8 byte constants if
2435 host integers are wide enough.
2436 (output_symbolic_ref): Remove.
2437 (size_of_die): Don't assume 4 byte host integers.
2438 (output_line_info): Use ASM_GENERATE_INTERNAL_LABEL for begin
2440 (add_const_value_attribute) [CONST_INT]: Verify we're not doing
2441 something stupid with HOST_WIDE_INT to long truncation.
2442 [CONST_DOUBLE]: Likewise.
2444 * config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Remove.
2445 (ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_OUTPUT_DWARF_ADDR_CONST): Remove.
2446 * config/arm/unknown-elf.h: Likewise.
2447 * config/rs6000/aix.h (UNALIGNED_SHORT_ASM_OP): New.
2448 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): New.
2449 (ASM_OUTPUT_DWARF_ADDR_VAR, ASM_OUTPUT_DWARF_DELTA_VAR): Remove.
2450 (ASM_OUTPUT_DWARF_DELTA2, ASM_OUTPUT_DWARF_DELTA4): Remove.
2451 (ASM_OUTPUT_DWARF_DELTA, ASM_OUTPUT_DWARF_ADDR_DELTA): Remove.
2452 (ASM_OUTPUT_DWARF_ADDR, ASM_OUTPUT_DWARF_DATA4): Remove.
2453 (ASM_OUTPUT_DWARF_DATA2, ASM_OUTPUT_DWARF_OFFSET4): Remove.
2454 (ASM_OUTPUT_DWARF_OFFSET): Remove.
2455 * config/rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Remove.
2456 * config/sparc/sp64-elf.h (UNALIGNED_DOUBLE_INT_ASM_OP): New.
2457 (UNALIGNED_LONGLONG_ASM_OP, ASM_OUTPUT_DWARF_ADDR): Remove.
2458 (ASM_OUTPUT_DWARF_ADDR_CONST, ASM_OUTPUT_DWARF_REF): Remove.
2460 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2462 * cselib.c (hash_rtx): Cast enums to unsigned int.
2464 2001-03-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
2466 * print-rtl.c (print_rtx): Cast enums to int for comparison.
2467 * c-decl.c (grokdeclarator): Cast enums to int for comparison and
2469 * c-format.c (C_STD_VER): Cast to int for comparisons.
2470 (check_function_format): Cast various enums to int for &.
2471 (maybe_read_dollar_number): Likewise.
2472 (check_format_info): Likewise.
2473 (check_format_info_main): Likewise.
2474 * expr.c (emit_move_insn_1): Cast enums to unsigned int for comparison.
2475 (safe_from_p): Likewise.
2476 * varasm.c (const_hash): Cast enum to int for %.
2477 * emit-rtl.c (init_emit_once): Use int loop variable to work around
2478 pcc enum problems with < and ++ operators.
2479 * regclass.c (init_reg_sets_1): Cast enums for comparison.
2480 (choose_hard_reg_mode): Use unsigned int to iterate over CCmodes.
2481 (regclass_init): Change enum class to int to iterate over reg_classes.
2482 * genrecog.c (merge_trees): Cast enums for comparison.
2483 * rtl.h (GET_CODE): Cast to enum rtx_code.
2484 (PUT_CODE): Cast to ENUM_BITFIELD(rtx_code).
2485 (GET_MODE): Cast to enum machine_mode.
2486 (PUT_MODE): Cast to ENUM_BITFIELD(machine_mode).
2487 (GET_NOTE_INSN_NAME): Cast enum to int.
2488 * tree.h (TREE_CODE): Cast to enum tree_code.
2489 (TREE_SET_CODE): Cast VALUE to ENUM_BITFIELD(tree_code).
2490 * timevar.c (timevar_print): Change loop variable id from enum to
2492 * fixinc/fixincl.c (VLEVEL): Cast enums in comparison to unsigned int.
2493 * config/i386/i386.md: Use PUT_MODE for mode assignment.
2494 * toplev.c (compile_file): Cast enum DFI to int.
2495 (decode_d_option): Likewise.
2497 Fri Mar 2 12:18:13 2001 Christopher Faylor <cgf@cygnus.com>
2499 * cppinit.c (append_include_chain): Mark "after" include file name list
2500 as a system directory.
2501 * cpp.texi: Document new behavior.
2503 Fri Mar 2 11:59:43 CET 2001 Jan Hubicka <jh@suse.cz>
2505 * ifcvt.c (noce_operand_ok): Handle properly unarry operations.
2507 2001-03-02 Neil Booth <neil@daikokuya.demon.co.uk>
2509 * cppfiles.c (struct include_file): Update.
2510 (stack_include_file): Use search_from.
2511 (cpp_included, find_include_file): Update.
2512 (cpp_execute_include): Update. ptr->name may not be
2513 null terminated. Use the new search_from member variable
2515 (_cpp_compare_file_date): Similarly.
2516 (search_from): New function, similiar to actual_directory.
2517 (actual_directory): Delete.
2518 (remap_filename): Update. loc->name may not be null terminated.
2519 (struct file_name_list): Rename search_path. Update.
2520 * cpphash.h (struct cpp_buffer): Delete actual_dir. New members
2521 search_from and dir.
2522 (struct cpp_reader): Remove actual_dirs.
2523 * cppinit.c (struct cpp_pending): Update for renamed objects.
2524 (append_include_chain, remove_dup_dir, remove_dup_dirs,
2525 merge_include_chains, cpp_destroy, cpp_start_read): Similarly.
2526 * cpplib.h (struct cpp_options): Similarly.
2528 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2530 * config/xm-lynx.h, config/xm-std32.h, config/a29k/xm-a29k.h,
2531 config/a29k/xm-unix.h, config/alpha/xm-alpha.h,
2532 config/arc/xm-arc.h, config/arm/xm-arm.h, config/c4x/xm-c4x.h,
2533 config/clipper/xm-clix.h, config/convex/xm-convex.h,
2534 config/d30v/xm-d30v.h, config/dsp16xx/xm-dsp16xx.h,
2535 config/elxsi/xm-elxsi.h, config/fr30/xm-fr30.h,
2536 config/h8300/xm-h8300.h, config/i370/xm-i370.h,
2537 config/i370/xm-linux.h, config/i370/xm-mvs.h,
2538 config/i370/xm-oe.h, config/i386/xm-aix.h,
2539 config/i386/xm-i386.h, config/i386/xm-osf.h,
2540 config/i860/xm-i860.h, config/i960/xm-i960.h,
2541 config/ia64/xm-ia64.h, config/m32r/xm-m32r.h,
2542 config/m68k/xm-m68k.h, config/m88k/xm-m88k.h,
2543 config/mcore/xm-mcore.h, config/mips/xm-mips.h,
2544 config/mn10200/xm-mn10200.h, config/mn10300/xm-mn10300.h,
2545 config/ns32k/xm-ns32k.h, config/pa/xm-linux.h,
2546 config/pa/xm-pa.h, config/pa/xm-pa64hpux.h,
2547 config/pa/xm-pahpux.h, config/pa/xm-papro.h,
2548 config/pj/xm-pj.h, config/romp/xm-romp.h,
2549 config/rs6000/xm-beos.h, config/rs6000/xm-rs6000.h,
2550 config/rs6000/xm-sysv4.h, config/sh/xm-sh.h,
2551 config/sparc/xm-sparc.h, config/sparc/xm-sysv4.h,
2552 config/v850/xm-v850.h, config/vax/xm-vax.h,
2553 config/vax/xm-vms.h, config/we32k/xm-we32k.h:
2554 Do not define TRUE or FALSE.
2556 * config/i386/xm-aix.h, config/i386/xm-osf.h: Delete; made
2557 empty by above change.
2558 * config.gcc: Remove references to these files.
2560 * configure.in: Detect stdbool.h.
2561 * configure, config.in: Regenerate.
2562 * system.h: Include stddef.h here if available.
2563 Set HAVE__BOOL based on GCC_VERSION and __STDC_VERSION__.
2564 Then set up a sensible boolean type at the very end.
2566 * combine.c, cse.c, expr.c, fold-const.c, gensupport.c,
2567 config/mcore/mcore.c: Rename variables named 'true' and/or 'false'.
2569 * hash.h: Delete 'boolean' typedef and related #undefs.
2571 * function.c, ggc-common.c, hash.h, hash.c, tlink.c: Replace
2572 all uses of 'boolean' with 'bool'.
2574 2001-03-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
2576 * cpplib.c (_cpp_init_stacks): Cast enum for comparison.
2577 * cppexp.c (lex): Cast enums for comparison.
2578 * cppinit.c (parse_option): Cast enum for comparison.
2579 * cpplex.c (cpp_spell_token): Cast enums to int for minus.
2580 (cpp_output_token): Likewise.
2581 (cpp_can_paste): Cast enums for comparsion and plus/minus.
2582 (cpp_avoid_paste): Cast enums for minus and comparison.
2584 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2586 * gcc.c, objc/lang-specs.h: Add zero initializer for cpp_spec
2587 field to all array elements.
2589 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2591 * cpphash.h (struct cpp_reader): Add print_version field.
2592 * cppinit.c (cpp_handle_option): For -v, -version, and --version,
2593 just set print_version and other flags as appropriate.
2594 (cpp_post_options): Print version here if print_version is set.
2596 * toplev.c (exit_after_options): New flag.
2597 (independent_decode_option): Don't exit here; just set
2599 (main): Exit after calling lang_hooks.post_options if
2600 exit_after_options is true.
2602 * cppinit.c (append_include_chain): Drop never-used case QUOTE.
2603 (merge_include_chains): Adjust comment to match code.
2605 2001-03-01 Zack Weinberg <zackw@stanford.edu>
2607 * stringpool.c (set_identifier): New function.
2608 * tree.h: Prototype it.
2610 * c-parse.in: Kill D_YES. If compiled for objc, call
2611 save_and_forget_protocol_qualifiers from init_reswords.
2612 * objc/objc-act.c (remember_protocol_qualifiers,
2613 forget_protocol_qualifiers): Don't diddle C_IS_RESERVED_WORD.
2614 Swap out the non-keyword IDENTIFIER_NODEs for keyword ones, or
2616 (save_and_forget_protocol_qualifiers): New function.
2617 * c-lex.h: Prototype save_and_forget_protocol_qualifiers.
2619 2001-03-01 Diego Novillo <dnovillo@redhat.com>
2621 * c-semantics.c (prune_unused_decls): Return error_mark_node
2622 instead of (tree) 1 to stop traversing the tree chain.
2624 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2626 Fix a problem introduced by Kenner's Feb 18 change.
2627 * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and
2628 flag_cse_skip_blocks only temporarily, not for ever.
2630 Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com)
2632 * config/pa/som.h (ASM_IDENTIFY_GCC): Define.
2633 (ASM_IDENTIFY_GCC_AFTER_SOURCE): Likewise.
2635 * pa.c (emit_move_sequence): Verify operand0 is a hard register
2636 before determining its register class.
2638 2001-03-01 Bernd Schmidt <bernds@redhat.com>
2640 * config/ia64/ia64.c (ia64_hard_regno_rename_ok): Disallow renaming
2641 from reg 4 if current_function_calls_setjmp.
2642 (gen_nop_type): New function.
2643 (ia64_emit_nops): New function.
2644 (ia64_reorg): Call it.
2645 (ia64_sched_reorder): Move code that rotates bundles up a bit.
2647 * reload1.c (eliminate_regs_in_insn): Restrict the special case
2648 code not to try to optimize adds with anything but a REG destination.
2650 * sched-int.h (struct haifa_insn_data): Add new member priority_known.
2651 (INSN_PRIORITY_KNOWN): New accessor macro.
2652 * haifa-sched.c (priority): Use it instead of testing priority against
2655 2001-02-28 DJ Delorie <dj@redhat.com>
2657 * config/m68k/m68k.h (MOVE_BY_PIECES_P): Avoid pushing bytes,
2658 since that doesn't work the way gcc wants on a generic m68k.
2660 2001-02-28 Richard Henderson <rth@redhat.com>
2662 * caller-save.c (save_call_clobbered_regs): Fix typo in
2663 comparison last change.
2665 Wed Feb 28 19:31:42 CET 2001 Jan Hubicka <jh@suse.cz>
2667 * i386.c (pentium4_cost): New.
2668 (m_PENT4): New macro.
2669 (x86_push_memory, x86_movx,x86_cmove, x86_deep_branch, x86_use_sahf
2670 x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8
2671 x86_integer_DFmode_moves, x86_partial_reg_dependency,
2672 x86_memory_mismatch_stall): Add Pentium4
2673 (x86_use_q_reg, x86_use_any_reg): Kill.
2674 (override_options): Add pentium4.
2675 (incdec_operand): Return 0 for pentium4.
2676 (ix86_issue_rate): Add PROCESSOR_PENTIUM4 and PROCESSOR_ATHLON.
2677 * i386.h (x86_use_q_reg, x86_use_any_reg): Kill.
2678 (TARGET_PENTIUM4): Define.
2679 (enum processor_type): Add PROCESSOR_PENTIUM4.
2680 (CPP_CPU_DEFAULT_SPEC): Add pentium4 support.
2681 * i386.md (attribute "cpu"): Add pentium4.
2682 * invoke.texi (march): Add pentium4.
2684 Wed Feb 28 19:28:06 CET 2001 Jan Hubicka <jh@suse.cz>
2686 * i386.md (sse_mov?fcc*): New patterns and splitters.
2687 * i386.c (ix86_expand_movcc): Work post-reload; recognize
2688 the SSE based conditional moves.
2690 Wed Feb 28 19:18:23 CET 2001 Jan Hubicka <jh@suse.cz>
2692 * i386.md (attribute mode): Add "TI".
2693 (movsf_1): Add pxor support; remove constant propagation splitter.
2694 (movdf_integer): Likewise.
2695 (movdf_nointeger): Likewise.
2696 (movxf constant prop splitter): Handle all modes; update for SSE.
2697 * i386.h (CONST_DOUBLE_OK_FOR_LETTER): Add 'H' for SSE constants.
2698 * i386.c (standard_80387_constant_p): Rewrite.
2699 (standard_sse_constant_p): New.
2700 * i386-protos.h (standard_sse_constant_p): New.
2702 Wed Feb 28 19:05:37 CET 2001 Jan Hubicka <jh@suse.cz>
2704 * i386.md (sse_setccsf, sse_setccdf): New.
2705 (sse_cmp* patterns): Use '%D' instead of outputtting condition
2707 * i386.c (sse_comparison_operator): Accept the supported unordered
2708 comparses; be ready for fast_math.
2709 (print_operand): Support 'D'.
2711 Wed Feb 28 18:54:51 CET 2001 Jan Hubicka <jh@suse.cz>
2713 * jump.c (reversed_comparison_code): Kill.
2715 Wed Feb 28 18:50:15 CET 2001 Jan Hubicka <jh@suse.cz>
2717 * toplev.c (rest_of_compilation): Do post-reload splitting unconditionally
2720 Wed Feb 28 18:47:37 CET 2001 Jan Hubicka <jh@suse.cz>
2722 * i386.md (sse_andti3, sse_nandti_3, sse_xorti3): Add SSE2 versions;
2723 add missing '%' in constraints.
2725 Wed Feb 28 17:24:24 CET 2001 Jan Hubicka <jh@suse.cz>
2727 * c-common.c (build_common_tree_nodes): Build intTI_type_nodes
2728 for HOST_BITS_PER_WIDE_INT == 32 too.
2730 Wed Feb 28 17:22:35 CET 2001 Jan Hubicka <jh@suse.cz>
2732 * caller-save.c (reg_save_code, reg_restore_code): Index by mode, not
2734 (insert_save, insert_restore): New parameter save_mode.
2735 (init_caller_save): Update initialization of reg_save_code
2736 and reg_restore_code.
2737 (save_call_clobbered_regs): Compute save_modes and update calls to
2738 reg_save_code and reg_restore_code.
2739 (insert_restore): Unsignetize numbers; use save_modes to choose mode
2740 of spill; update use of reg_restore_code.
2741 (insert_save): Likewise.
2742 * i386.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2743 * c4x.h (HARD_REGNO_CALLER_SAVE_MODE): Update.
2744 * regs.h (HARD_REGNO_CALLER_SAVE_MODE): Likewise.
2746 Wed Feb 28 17:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
2748 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag_constants,
2749 noce_try_store_flag_inc, noce_try_store_flag_mask,
2750 noce_try_cmove_arith):
2751 Use reversed_comparison_code instead of reverse_comparison and
2752 can_reverse_comparison_p.
2754 Wed Feb 28 17:17:29 CET 2001 Jan Hubicka <jh@suse.cz>
2756 * jump.c (reversed_comparison_code_parts): Allow reversal of
2757 unordered compares in -ffast-math mode; reverse ordered compares
2758 for FP even w/o -ffast-math.
2760 2001-02-27 Richard Henderson <rth@redhat.com>
2762 * print-rtl.c (print_rtx) [i]: Don't print field five on
2763 NOTEs other than NOTE_INSN_DELETED_LABEL.
2765 2001-02-27 Zack Weinberg <zackw@stanford.edu>
2767 * mips/xm-iris4.h: Delete #if 0 block (there since before 1997).
2768 * pa/xm-linux.h, pa/xm-pa.h, pa/xm-papro.h: Don't declare errno.
2770 2001-02-27 Diego Novillo <dnovillo@redhat.com>
2772 * c-common.c (walk_stmt_tree): Visit the chain of the current tree
2773 even if walk_subtrees is 0.
2774 * c-semantics.c (prune_unused_decls): Return a non-null value to
2775 stop traversing the tree chain.
2777 2001-02-27 DJ Delorie <dj@redhat.com>
2779 * config/m68k/m68k.c (output_function_prologue): Save the new CFA
2780 register, *then* define it as the new CFA.
2782 Tue Feb 27 16:49:13 2001 Jeffrey A Law (law@cygnus.com)
2784 * pa.c (override_options): Promote -fpic to -fPIC.
2785 (legitimize_pic_address): Simplify due to removal of
2786 small PIC as a code generation option.
2787 (secondary_reload_class): Similarly.
2788 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Similarly.
2789 (PRINT_OPERAND_ADDRESS): Similarly.
2790 * pa.md (various patterns): Similarly.
2791 (small pic lo_sum pattern): Remove.
2793 Tue Feb 27 16:01:13 CET 2001 Jan Hubicka <jh@suse.cz>
2796 * md.texi (min, max): Document
2798 Tue Feb 27 15:51:35 CET 2001 Jan Hubicka <jh@suse.cz>
2800 * i386.md (movsf, movdf): Use movaps for reg-reg moves if
2801 TARGET_PARTIAL_REG_DEPENDENCY.
2802 (truncdfsf2_1_sse, truncdfsf2_2): Penalize the fpreg->mem case.
2804 Tue Feb 27 15:36:48 CET 2001 Jan Hubicka <jh@suse.cz>
2806 * i386.md (mins*, maxs*): New patterns, expanders and splitters.
2808 2001-02-26 Jeffrey Oldham <oldham@codesourcery.com>
2810 * mips.c (mips_make_temp_file): Fix thinko in last change.
2812 2001-02-26 Jason Eckhardt <jle@redhat.com>
2814 * combine.c (known_cond): Do not reverse the condition when
2815 SMAX/UMAX is being considered and the condition is for equality
2818 * testsuite/gcc.c-torture/execute/20010221-1.c: New test.
2820 2001-02-26 Philip Blundell <philb@gnu.org>
2822 * config.gcc: Remove obsolete targets "arm*-*-linuxoldld" and
2824 * config/arm/linux-elf.h: Remove historical relics related to
2825 above configurations.
2826 * config/arm/linux-oldld.h: Delete.
2827 * config/arm/linux-elf26.h: Delete.
2829 2001-02-26 Jason Merrill <jason@redhat.com>
2831 * c-decl.c (finish_decl): Set DECL_DEFER_OUTPUT on tentative file-scope
2833 * toplev.c (rest_of_decl_compilation): Check DECL_DEFER_OUTPUT to
2834 recognize a tentative definition. Lose obsolete code.
2836 * toplev.c (wrapup_global_declarations): Don't emit DECL_COMDAT
2837 variables unless necessary, either.
2839 2001-02-25 Richard Henderson <rth@redhat.com>
2841 * ifcvt.c (struct noce_if_info): Add test_bb.
2842 (noce_get_alt_condition): New.
2843 (noce_try_minmax, noce_try_abs): New.
2844 (noce_operand_ok): New.
2845 (noce_process_if_block): Use them.
2846 * rtlanal.c (may_trap_p): NEG and ABS can never trap.
2848 Sun Feb 25 14:26:17 2001 Christopher Faylor <cgf@cygnus.com>
2850 * config/i386/cygwin.h (CPP_SPEC): Add missing space before w32api
2853 2001-02-25 Zack Weinberg <zackw@stanford.edu>
2855 * config.gcc: Put back pa/t-openbsd and rs6000/t-openbsd.
2856 * config/mips/mips.c (mips_make_temp_file): Set temp_filename
2858 (mips_asm_file_end): Free temp_filename here.
2860 Sun Feb 25 08:34:23 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2862 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): Move decl.
2863 * config/i386/i386.c (ix86_set_move_mem_attrs_1): Fix typo.
2865 * config/i386/i386.md (movstrsi): Handle FAIL case.
2867 2001-02-25 Neil Booth <neil@daikokuya.demon.co.uk>
2869 * cppinit.c (builtin_array): Update.
2870 (init_builtins): Flag builtins to warn if redefined or
2871 undefined. Define __GXX_WEAK as a normal macro.
2872 * cpplib.c (do_undef): Warn if flagged NODE_WARN.
2873 * cpplib.h (NODE_WARN): New flag.
2874 * cppmacro.c (builtin_macro): Remove handling of __GXX_WEAK__.
2875 Handle __STDC__ as a builtin only on Solaris.
2876 (warn_of_redefinition): Renamed from check_macro_definition.
2877 Reverse sense of test. Always warn if NODE_WARN.
2878 (_cpp_create_definition): Use warn_of_redefinition. Flag
2879 any macro beginning with "__STDC_" to require a mandatory
2880 warning if redefined or undefined.
2882 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2884 * xm-interix.h, xm-lynx.h, alpha/xm-vms.h, convex/xm-convex.h,
2885 i370/xm-i370.h, i370/xm-linux.h, i370/xm-mvs.h, i370/xm-oe.h,
2886 i386/xm-beos.h, i386/xm-dos.h, i386/xm-mingw32.h,
2887 i860/xm-i860.h, m68k/xm-3b1.h, m68k/xm-amix.h, m68k/xm-aux.h,
2888 m68k/xm-crds.h, m68k/xm-mot3300.h, m88k/xm-sysv3.h,
2889 mips/xm-mips.h, rs6000/xm-beos.h, vax/xm-vms.h:
2890 Don't define any of:
2891 USE_PROTOTYPES, vfork, mktemp, SVR3, NO_SYS_PARAMS_H,
2892 P_tmpdir, MVS, NO_DBX_FORMAT, USE_STDARGS, STDC_HEADERS,
2893 NO_PRECOMPILES, i860, __PTR_TO_INT, __INT_TO_PTR, rindex,
2894 index, FULL_PROTOTYPES, AUX, R_OK, W_OK, X_OK, F_OK,
2895 STACK_DIRECTION, MIPS, MAX_READ_LEN, MAX_WRITE_LEN.
2897 * alpha/xm-alpha.h, clipper/xm-clix.h, d30v/xm-d30v.h,
2898 fr30/xm-fr30.h, i370/xm-linux.h: Remove commented-out macro
2901 * m68k/xm-3b1.h, m68k/xm-crds.h, m88k/xm-sysv3.h:
2902 Delete now-empty file.
2904 * alpha/vms.h: Define NEED_ATEXIT here...
2905 * alpha/xm-vms.h: ...not here.
2907 * i386/cygwin.h: Don't define PARAMS.
2908 * mips/mips.c: Don't prototype mktemp. Don't define
2909 P_tmpdir. Use make_temp_file to create temporary files.
2910 Don't be clever and delete temporary files early.
2911 * config.gcc: Drop references to deleted files. Don't define
2913 * gcc.texi: Don't mention USE_PROTOTYPES.
2915 Sat Feb 24 20:25:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2917 * config/i386/i386.c (ix86_set_move_mem_attrs): New function.
2918 (ix86_set_move_mem_attrs_1): Likewise.
2919 * config/i386/i386-protos.h (ix86_set_move_mem_attrs): New declaration.
2920 * config/i386/i386.md (movstrsi): Call it.
2922 2001-02-24 Zack Weinberg <zackw@stanford.edu>
2924 * config.gcc: Expunge references to alpha/t-pe, pa/t-openbsd,
2925 x-linux-aout, i386/t-go32, t-osf, m68k/x-m68kv,
2926 ns32k/xm-netbsd.h, rs6000/t-openbsd, rs6000/t-xnewas,
2927 rs6000/x-aix41-gld. These are nonexistent, empty, or obsolete.
2929 (i750a-*-*): Error here if hosting on i750a.
2930 (alpha*-*-winnt*, ix86-*-winnt3*): Remove stanzas entirely.
2932 * x-linux-aout, xm-freebsd.h, i386/beos-pe.h, ns32k/xm-netbsd.h:
2933 Remove (empty modulo comments).
2935 * 1750a/xm-1750a.h, alpha/config-nt.sed, alpha/win-nt.h,
2936 alpha/xm-winnt.h, i386/config-nt.sed, i386/os2.h,
2937 i386/t-winnt, i386/win-nt.h, i386/xm-freebsd.h, i386/xm-os2.h,
2938 i386/xm-winnt.h, m68k/x-alloca-c, m88k/x-dguxbcs,
2939 mips/x-netbsd, mips/x-nws3250v4, rs6000/t-xnewas,
2940 rs6000/t-xrs6000, rs6000/xm-cygwin.h: Remove (obsolete)
2942 * i386/crtdll.h, i386/cygwin.h, i386/mingw32.h:
2943 Remove reference to winnt.h in comment.
2944 * rs6000/t-newas, rs6000/t-rs6000: Override LIBGCC1_TEST to null.
2946 2001-02-24 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2948 * loop.c (check_dbra_loop): A biv has uses besides counting if it is
2949 used to set another biv.
2951 Sat Feb 24 06:45:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2953 * tree.h (BLOCK_DEAD): New macro.
2954 (struct tree_block): New flag, dead_flag.
2955 * print-tree.c (print_node, case 'b'): Print missing fields.
2956 * emit-rtl.c (remove_unnecessary_notes): Set BLOCK_DEAD.
2957 * function.c (identify_blocks): Enable test for misplaced notes.
2958 (all_blocks): Skip BLOCK_DEAD blocks.
2959 * integrate.c (integrate_decl_tree): Likewise.
2961 * errors.c (internal_error, trim_filename): New functions.
2962 (fancy_abort): Call internal_error.
2963 * errors.h (internal_error, trim_filename): New declarations.
2965 2001-02-24 Alexandre Oliva <aoliva@redhat.com>
2967 * config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Reverted
2969 (EXTRA_CONSTRAINT): Formatting changes.
2971 2001-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2973 * rtl.c (rtl_check_failed_code2): Fix typo in last change.
2975 2001-02-23 Per Bothner <per@bothner.com>
2977 * gcc.c (record_temp_file, pfatal_with_name, error): Make non-static,
2978 so they can be called from java/jvspec.c.
2979 * gcc.h (record_temp_file, pfatal_with_name, error): Declare.
2981 Sat Feb 24 03:32:50 CET 2001 Jan Hubicka <jh@suse.cz>
2983 * i386.c (ix86_frame): New structure.
2984 (ix86_compute_frame_size): Kill.
2985 (ix86_compute_frame_layout): New.
2986 (ix86_save_reg): New.
2987 (ix86_can_use_return_insn_p): Use frame layout stuff.
2988 (ix86_expand_prologue): Likewise.
2989 (ix86_expand_epilogue): Likewise.
2990 (ix86_initial_elimination_offset): Likewise.
2991 (ix86_nsaved_regs): Use ix86_save_reg.
2992 (ix86_emit_save_regs): Likewise.
2994 Sat Feb 24 03:30:38 CET 2001 Jan Hubicka <jh@suse.cz>
2996 * flow.c (find_sub_basic_blocks): New function.
2997 (split_block): Be ready for basic block introduced by CODE_LABEL.
2998 (commit_one_edge_insertion): Call find_sub_basic_block.
3000 * flow.c (make_edges): Add edge from entry for blocks starting with
3001 label having ALTERNATE_NAME
3003 Sat Feb 24 03:19:42 CET 2001 Jan Hubicka <jh@suse.cz>
3005 * function.c (epilogue_done): Be ready for first basic block not
3006 containing PROLOGUE_END note.
3007 (reposition_prologue_and_epilogue_notes): Avoid placing
3008 PROLOGUE_END note between BASIC_BLOCK.
3010 Sat Feb 24 03:17:09 CET 2001 Jan Hubicka <jh@suse.cz>
3012 * loop.c (canonicalize_condition): Move to reversed_comparison_code.
3014 2001-02-21 DJ Delorie <dj@redhat.com>
3016 * config/i960/i960.h (FRAME_POINTER_REQUIRED): Revert removal of
3017 check for current_function_has_nonlocal_goto from 1999-11-12.
3019 Fri Feb 23 15:28:39 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3021 * diagnostic.c (trim_filename): No longer static.
3022 * toplev.h (trim_filename): Declare.
3023 * rtl.c (rtl_check_failed_bounds): Call internal_error.
3024 (rtl_check_failed_type1, rtl_check_failed_type2): Likewise.
3025 (rtl_check_failed_code1, rtl_check_failed_code2): Likewise.
3026 (rtvec_check_failed_bounds): Likewise.
3027 * tree.c (tree_check_failed, tree_class_check_failed): Likewise.
3029 * convert.c (convert_to_integer): Don't do unsigned unless result or
3030 both inputs are unsigned.
3032 * fold-const.c (fold_convert): Don't call size_int_type_wide if
3035 * c-decl.c (set_block): Set NAMES and BLOCKS from BLOCK.
3037 * varasm.c (output_constant): Recompute CODE after lang-specific fn.
3039 2001-02-23 Jeffrey Oldham <oldham@codesourcery.com>
3041 * Makefile.in (resource.o): Add params.h dependence.
3042 * params.def (MAX_DELAY_SLOT_LIVE_SEARCH): New parameter.
3043 * params.h (MAX_DELAY_SLOT_LIVE_SEARCH): Likewise.
3044 * resource.c: Add dependence on params.h.
3045 (current_live_regs): Fix explanatory comment.
3046 (find_basic_block): Add new parameter to permit limiting search
3048 (mark_target_live_regs): Add new argument to find_basic_block call.
3049 (incr_ticks_for_insn): Likewise.
3051 2001-02-23 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
3053 * diagnostic.c (output_to_stream): Rename to
3054 output_buffer_to_stream. Loses the stream parameter.
3055 (init_output_buffer): Set diagnosic_buffer's stream.
3056 (flush_diagnostic_buffer): Adjust.
3057 (default_print_error_function): Likewise.
3058 (finish_diagnostic): Likewise.
3059 (verbatim): Likewise.
3061 * diagnostic.h (struct output_buffer): Add `stream' field.
3062 (output_buffer_attached_stream): New macro.
3064 2001-02-23 Jakub Jelinek <jakub@redhat.com>
3066 * fold-const.c (extract_muldiv) [case PLUS_EXPR]: If not MULT_EXPR,
3067 check if either operand is divisible by C.
3068 (multiple_of_p): Handle LSHIFT_EXPR with small constant shift.
3069 If type is signed, consider negative numbers as well.
3071 2001-02-22 Richard Henderson <rth@redhat.com>
3073 * config/ia64/crtbegin.asm (.fini): Use pc-relative relocs to
3074 reach .text instead of gp-relative relocs.
3075 * config/ia64/crtend.asm (.init): Likewise.
3077 2001-02-22 Andreas Jaeger <aj@suse.de>
3079 * extend.texi (C++ Attributes): Fix typo.
3081 2001-02-21 David Mosberger <davidm@hpl.hp.com>
3083 * config/ia64/ia64.c (ia64_epilogue_uses): For syscall_linkage
3084 functions, drop current_function_args_info.words test.
3085 (ia64_compute_frame_size): Mark syscall_linkage functions as
3086 using eight input registers.
3088 2001-02-21 Loren J. Rittle <ljrittle@acm.org>
3089 Bruce Korb <bkorb@gnu.org>
3091 * fixinc/inclhack.def (freebsd_gcc3_breakage): new fix
3092 * fixinc/README: Document how to convert sed substitutions
3093 to format style c_fix-es.
3094 * fixinc/fixincl.x: regen
3096 2001-02-21 Jeffrey D. Oldham <oldham@codesourcery.com>
3098 * gcc.c: Add comment explaining how to add a command-line option.
3099 Add title to specs language comment.
3101 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
3103 * gcc.c (cc1_options): Add "-param".
3104 (DEFAULT_WORD_SWITCH_TAKES_ARG): Likewise.
3105 (option_map): Likewise.
3106 * toplev.c (display_help): Add entry for "--param".
3107 (independent_decode_option): Fix typographical error.
3109 Wed Feb 21 18:57:28 CET 2001 Catherine Moore <clm@redhat.com>
3110 Bernd Schmidt <bernds@redhat.com>
3111 Jan Hubicka <jh@suse.cz>
3113 * i386.c (function_arg_advance): Pass SSE arguments in registers.
3114 (function_arg): Likewise.
3116 Wed Feb 21 18:12:41 CET 2001 Jan Hubicka <jh@suse.cz>
3118 * i386.md (mmx_lshrdi3, mmx_ashldi3): Guard by unspec.
3120 2001-02-21 Kazu Hirata <kazu@hxi.com>
3122 * config/h8300/h8300.md (iorsi3): Do not output an extra newline
3126 Wed Feb 21 17:35:24 CET 2001 Jan Hubicka <jh@suse.cz>
3128 * flow.c (init_propagate_block_info): Canon address and use single_set
3129 for killing dead memory stores.
3131 2001-02-21 Jeffrey Oldham <oldham@codesourcery.com>
3133 * Makefile.in (reorg.o): Add params.h dependence.
3134 * params.def: Fix typographical error in comment.
3135 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
3136 * params.h: Modify introductory comment.
3137 (MAX_DELAY_SLOT_INSN_SEARCH): New parameter.
3138 * reorg.c: Add dependence on params.h.
3139 (redundant_insn): Add parameterized throttle for search.
3140 (fill_simple_delay_slots): Add a comment explaining a variable.
3141 Move conditional out of loop, simplifying code.
3142 (fill_eager_delay_slots): Fix typographical error in comment.
3144 2001-02-20 Aldy Hernandez <aldyh@redhat.com>
3146 * tm.texi (REVERSE_CONDEXEC_PREDICATES_P): New macro documentation.
3148 * flow.c (ior_reg_cond): Use REVERSE_CONDEXEC_PREDICATES_P macro.
3149 (REVERSE_CONDEXEC_PREDICATES_P): Define macro.
3151 2001-02-21 Jason Merrill <jason@redhat.com>
3153 * tree.h (DECL_UNINLINABLE): Move from C++ frontend.
3154 (struct tree_decl): Add uninlinable bitfield.
3155 * c-decl.c (duplicate_decls): Set it.
3156 * integrate.c (function_cannot_inline_p): Check it.
3158 * dwarf2out.c (add_name_and_src_coords_attributes): Don't add
3159 DW_AT_MIPS_linkage_name to abstract methods.
3160 (dwarf2out_abstract_function): Emit class context before calling
3161 set_decl_abstract_flags. Don't clear DECL_ABSTRACT.
3162 (gen_subprogram_die): Remove obsolete code.
3163 (gen_member_die): Don't include clones in the member list.
3164 (gen_decl_die): Emit abstract info for clone origin.
3165 * dwarfout.c (output_type): Don't include clones in the member list.
3166 * dbxout.c (dbxout_type_methods): Ignore abstract methods.
3167 * toplev.c (note_deferral_of_defined_inline_function): Don't clear
3168 DECL_ABSTRACT on a function that already has it set.
3170 * dwarf2out.c (gen_formal_types_die): Also accept a FUNCTION_DECL.
3171 (get_subprogram_die): Pass it in.
3173 2001-02-21 Richard Earnshaw <rearnsha@arm.com>
3175 * flow.c (mark_set_1): Make not_dead unsigned long. For
3176 non-pseudos, use it as a bitmask of the hard regs that
3179 2001-02-21 Neil Booth <neil@daikokuya.demon.co.uk>
3181 * cppfiles.c: Update comments.
3182 (_cpp_read_file): Don't check for NULL filenames any more.
3183 * cppinit.c (cpp_start_read): Don't do canonicalization of
3184 in_fname and out_fname. Use the passed file name exclusively.
3185 (_cpp_handle_options): Don't treat "-" as a command line option,
3186 but as a normal filename.
3187 (_cpp_post_options): Canonicalize in_fname and out_fname.
3188 * cppmain.c (printer_init): Don't check out_fname for NULL.
3189 * c-lex.c (orig_filename): Rename cpp_filename for clarity.
3190 (init_c_lex): Update, and use "" to represent stdin to CPP.
3193 2001-02-20 Will Cohen <wcohen@redhat.com>
3195 * config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_usgl): New function.
3196 * config/pa/long_double.h (FIXUNS_TRUNCTFSI2_LIBCALL): Added.
3197 (INIT_TARGET_OPTABS): Use FIXUNS_TRUNCTFSI2_LIBCALL for
3200 2001-02-20 Stan Shebs <shebs@apple.com>
3202 * config/rs6000/rs6000.c (output_cbranch): Output branches
3203 on separate lines instead of using ';' to separate.
3205 2001-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
3207 * cppinit.c (set_lang): Move builtin handling to...
3208 (init_builtins): ...here.
3209 (_cpp_create_reader): Move call to set_lang.
3211 2001-02-20 Mark Mitchell <mark@codesourcery.com>
3213 * stmt.c (expand_return): If an attempt is made to return the
3214 error_mar_node, treat the return like a return without a value.
3216 2001-02-19 Zack Weinberg <zackw@stanford.edu>
3218 * sibcall.c (skip_copy_to_return_value): Call
3219 identify_call_return_value here, and return orig_insn if it
3220 returns zero. Hardret and softret arguments now unnecessary.
3221 (call_ends_block_p): Don't call identify_call_return_value here.
3223 * ggc-common.c (ggc_mark_rtx_children): No need to mark 'S' or
3225 * ggc-page.c, ggc-simple.c (ggc_mark_if_gcable): Delete function.
3226 * ggc.h (ggc_mark_if_gcable): Delete prototype.
3228 Mon Feb 19 20:30:16 2001 Jeffrey A Law (law@cygnus.com)
3230 * pa.c (move_operand): Accept code to load the address of a
3231 symbol out of the DLT as a valid move operand.
3232 (print_operand, case 'A'): New to handle generating a DLT
3233 reference for a LO_SUM expression.
3234 * pa.h (EXTRA_CONSTRAINT): Handle 'A' for DLT LO_SUM references.
3235 * pa.md (movsi, movdi patterns): Allow DLT LO_SUM references.
3237 2001-02-19 Joseph S. Myers <jsm28@cam.ac.uk>
3239 * README, cpp.texi, gcc.texi, version.c: Update version number to
3241 * cpp.1, gcov.1, gcc.1: Regenerate.
3243 2001-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
3245 * cppfiles.c (stack_include_file): Generate dependencies
3246 here, and manage include_count here too.
3247 (PRINT_THIS_DEP): Delete.
3248 (_cpp_execute_include): Do not generate dependencies here,
3249 apart from the case of a missing header. Do not manage
3251 (_cpp_read_file): Leave dependency generation to
3254 Mon Feb 19 10:17:47 2001 Jeffrey A Law (law@cygnus.com)
3256 * config.gcc (hppa*64*-*-hpux11*): Add MASK_GAS to
3257 target_cpu_default. Remove dead assignment to
3260 Mon Feb 19 16:47:39 CET 2001 Jan Hubicka <jh@suse.cz>
3262 * regclass.c (contains_reg_of_mode): Make global.
3263 (init_reg_sets): Remove contains_reg_of_mode; take into account
3264 CLASS_MAX_NREGS when looking for the proper mode.
3265 (dump_regclass): Dump only classes considered for the pseudo.
3266 (regclass): Use contains_reg_of_mode.
3268 Mon Feb 19 16:45:42 CET 2001 Jan Hubicka <jh@suse.cz>
3270 * gcc.c (do_spec_1): 'n' for printing notices.
3271 * i386.h (CC1_CPU_SPEC): Notice deprecated options as deprecated.
3273 Mon Feb 19 15:51:30 CET 2001 Jan Hubicka <jh@suse.cz>
3275 * reg-stack.c (next_flags_user): Use current_block->end
3276 (swap_rtx_condition): Look for next user if flags don't die;
3277 give up on CALL_INSNs; use current_block->end.
3279 Mon Feb 19 08:27:21 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3281 * sibcall.c (call_ends_block_p): New function.
3282 (optimize_sibling_and_tail_recursive_call): Use it.
3284 2001-02-18 Kazu Hirata <kazu@hxi.com>
3286 * config/h8300/h8300.md: Update copyright.
3287 (andsi3): Do not output an extra newline character.
3289 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3291 * toplev.c (note_deferral_of_defined_inlined_function): Argument
3292 FNDECL may be unused.
3294 * toplev.c (rest_of_compilation): Don't have CSE skip blocks or
3295 follow jumps after first run.
3296 If -fexpensive-optimizations rerun CSE after GCSE and iterate until
3297 it doesn't change any jumps.
3299 Sun Feb 18 17:05:50 2001 Jeffrey A Law (law@cygnus.com)
3301 * Makefile.in (rtlanal.o): Depend on hard-reg-set.h.
3302 ($HOST_PREFIX_1)rtlanal.o: Remove rules for building
3303 (mostlyclean): Corresponding changes.
3304 * rtlanal.c (hard-reg-set.h): Include.
3305 (rtx_unstable_p): Do not treat the argument pointer specially
3306 if it is not a fixed register.
3307 (rtx_varies_p, rtx_addr_can_trap_p): Similarly.
3309 Sun Feb 18 15:45:17 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3311 * sibcall.c (optimize_sibling_and_tail_recursive_call): Compare
3312 against last real insn in basic block.
3313 Rework to avoid gotos.
3315 * Makefile.in (gcse.o): Now includes ggc.h.
3316 * gcse.c: Include ggc.h.
3317 (want_to_gcse_p): Verify expression can be in SET as valid insn.
3318 (try_replace_reg): Remove warning of uninitialize variable.
3319 (process_insert_insn): Call invalid_insn_p to validate insn.
3320 * recog.c (insn_invalid_p): Now global.
3321 See if can make valid by adding CLOBBERs of SCRATCH only and do if so.
3322 * recog.h (insn_invalid_p): New declaration.
3324 * jump.c (jump_optimize_1): Only define reversed_code #ifdef HAVE_trap.
3326 * config/sparc/sparc.c (eligible_for_epilogue_delay): Don't put
3327 assignments from FP constants since 'Y' output code can't handle it.
3328 (eligible_for_sibcall_delay): Likewise.
3330 * flow.c (print_rtl_and_abort_fcn): Renamed from print_rtl_and_abort.
3331 Call fancy_abort directly, passing args.
3332 (print_rtl_and_abort): Now a macro, like fancy_abort.
3334 * final.c (output_operand_lossage): Use internal_error, not error.
3336 2001-02-18 Shane Nay <shane@agendacomputing.com>
3338 * mips.c (mips_expand_prologue) Add REG_MAYBE_DEAD to
3339 structure shift insns.
3341 2001-02-18 Mark Mitchell <mark@codesourcery.com>
3343 * invoke.texi (-fsquangle): Remove documentation.
3344 (-fname-mangling-version): Likewise.
3346 2001-02-18 Lars Brinkhoff <lars@nocrew.org>
3348 * optabs.c (expand_abs): Remove reference to
3349 HAVE_contitional_arithmetic.
3350 * combine.c (simplify_set): Likewise.
3352 2001-02-18 Richard Henderson <rth@redhat.com>
3354 * ifcvt.c (dead_or_predicable): Don't move code if eh regions
3357 2001-02-18 Richard Henderson <rth@redhat.com>
3359 * config/ns32k/ns32k.h (ADJSP): Upcase arguments.
3361 * config/alpha/alpha.md (movsi_fix): Fix typo in pattern name.
3363 * reload1.c (reload_cse_simplify_set): Fix typo.
3365 Sun Feb 18 09:30:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3367 * diagnostic.c (_fatal_insn): Decrement errorcount.
3369 * invoke.texi (-I): Add note avoiding use for system header files.
3371 * rtl.h (add_clobbers): Remove duplicate declaration.
3372 * recog.h (added_clobbers_hard_reg_p): New declaration.
3373 * genemit.c (struct clobber_pat): New field has_hard_reg.
3374 (gen_insn): Record if added clobbers clobber hard reg.
3375 (gen_split): Avoid unused warning if number of operands is 0.
3376 (output_added_clobbers_hard_reg_p): New function.
3379 2001-02-18 Alan Modra <alan@linuxcare.com.au>
3381 * pa.c (hppa_expand_prologue): Simplify code storing return
3382 pointer. For large (>=8k) frames with a post_store, adjust stack
3383 pointer by 8k-64 first rather than by 64. When testing with
3384 VAL_14_BITS_P, always use the actual value rather than the value
3385 negated. Add blockage to prevent scheduling of spills before
3386 stack frame has been created.
3387 (hppa_expand_epilogue): Simplify code loading return pointer.
3388 Allow a slightly larger range for merge_sp_adjust_with_load case.
3389 When testing with VAL_14_BITS_P, always use the actual value.
3391 * pa.c (pa_adjust_insn_length): Check that block move
3392 pattern is a set before looking at operands.
3394 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3396 * fold-const.c (fold_binary_op_with_conditional_arg): New
3397 function, split out from ...
3399 * tree.def (COND_EXPR): Document the use of VOID_TYPE for
3400 conditional arms that throw exceptions.
3402 * print-tree.c (print_node): Do not use BLOCK_CHAIN when we're not
3405 2001-02-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3407 * aclocal.m4 (gcc_AC_CHECK_DECL): Before attempting the test,
3408 define HAVE_DECL_* to 1 to mask potential backup declarations.
3409 * configure: Regenerated.
3411 2001-02-17 Mark Mitchell <mark@codesourcery.com>
3413 * invoke.texi (-Woverloaded-virtual): Clarify documentation.
3415 2001-02-17 Richard Henderson <rth@redhat.com>
3417 * reload1.c (reload_cse_simplify_set): Respect LOAD_EXTEND_OP
3418 when replacing a memory load with a register.
3420 Sat Feb 17 14:48:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3421 Jan Hubicka <jh@suse.cz>
3423 * recog.c (validate_replace_src_1): New.
3424 (validate_replace_src_data): Likewise.
3425 (validate_replace_src): Use note_uses.
3426 * rtl.h (note_uses): Declare.
3427 * rtlanal.c (note_uses): New.
3429 Sat Feb 17 10:52:34 CET 2001 Jan Hubicka <jh@suse.cz>
3431 * reg-stack.c (stack_def): Make field reg unsigned.
3432 (remove_regno_note): Unsignetize parameter.
3434 2001-02-16 Jes Sorensen <jes@linuxcare.com>
3436 * ia64.c (errata_emit_nops): Add VOIDmode as second argument to
3437 shladd_operand() call.
3439 2001-02-16 Bruce Korb <bkorb@gnu.org>
3440 Rodney Brown <RodneyBrown@mynd.com>
3442 * fixinc/mkfixinc.sh: Use C fixincludes for UnixWare 7.
3443 * fixinc/inclhack.def: Add fixinc.svr4 patterns with matching
3444 machine restrictions
3445 * fixinc/fixincl.x: regen
3447 Fri Feb 16 12:41:30 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3449 * gcse.c (hash_scan_set): If cprop, see if REG_EQUAL or REG_EQUIV.
3451 (hash_scan_insn): Clean up calls to hash_scan_set.
3452 (compute_kill_rd): REGNO now unsigned.
3453 (try_replace_reg): Rework to use simplify_replace_rtx.
3454 (cprop_jump, cprop_cc0_jump): Likewise.
3455 (cprop_insn): Call find_reg_equal_equiv_note.
3456 Reflect changes to cprop_jump and cprop_cc0_jump.
3458 * recog.c (validate_replace_src): Replace in operands of
3459 ZERO_EXTRACT in SET_DEST.
3461 * cse.c (new_label_ref): New variable.
3462 (insert): Set it instead of recorded_label_ref.
3463 (cse_basic_block): Set recorded_label_ref if new_label_ref use, has
3464 CODE_LABEL for this function, and not already in REG_LABEL note.
3466 2001-02-16 Jeffrey Oldham <oldham@codesourcery.com>
3468 * resource.c (mark_referenced_resources): Fix typo in introductory
3470 * config/mips/abi64.h (SUBTARGET_TARGET_OPTIONS): Fix typo in
3473 2001-02-16 Jason Merrill <jason@redhat.com>
3475 * dwarf2out.c (add_bound_info): Don't crash if SAVE_EXPR_RTL is
3477 (gen_subprogram_die): Don't abort on seeing a second definition if
3478 the previous one was abstract. Don't replace an abstract instance
3479 in the lookup table.
3481 * dwarf2out.c (dwarf2out_abstract_function): Rename from
3482 gen_abstract_function.
3483 * dwarf2out.h: Declare it.
3484 * toplev.c (note_outlining_of_inline_function): New fn.
3485 * toplev.h: Declare it.
3486 * integrate.c (output_inline_function): Call it.
3487 * c-decl.c (duplicate_decls): Call it when redefining an extern
3488 inline. Don't inline the new defn.
3490 * tree.h (BLOCK_CHAIN): Use BLOCK_CHECK.
3492 2001-02-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3494 * .gdbinit: Rename to gdbinit.in.
3495 * gdbinit.in: New file,
3496 * configure.in: Generate .gdbinit from gdbinit.in.
3497 * configure: Regenerated.
3498 * Makefile.in (distclean): Always remove .gdbinit.
3500 2001-02-16 Jakub Jelinek <jakub@redhat.com>
3502 * objc/objc-act.c (start_class): Register implemented_classes with
3505 2001-02-16 Neil Booth <neil@daikokuya.demon.co.uk>
3507 * cppfiles.c (_cpp_make_system_header): Generate a file
3510 2001-02-15 Jim Meyering <meyering@lucent.com>
3512 * Makefile.in (install-common): Don't depend on installdirs here.
3513 Instead, make each of the lang.install-common targets (e.g.,
3514 c++.install-common in cp/Make-lang.in) depend on it.
3515 (install-driver): Depend on installdirs.
3517 Thu Feb 15 21:30:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3519 * flow.c (tidy_fallthru_edge): Never end block on line number NOTE.
3521 * function.c (assign_parms): Set RTX_UNCHANGING_P in pseudo when we
3524 2001-02-15 Mark Mitchell <mark@codesourcery.com>
3526 * invoke.texi (--param): Document.
3528 Thu Feb 15 15:16:38 2001 Alexandre Oliva <aoliva@redhat.com>
3530 * config/sh/sh.h (BOOL_TYPE_SIZE): Don't define.
3532 Thu Feb 15 10:52:31 CET 2001 Jan Hubicka <jh@suse.cz>
3534 * i386.md (extendsfdf2_2): Fix constraints.
3536 Thu Feb 15 09:46:21 CET 2001 Jan Hubicka <jh@suse.cz>
3538 * i386.md (fop_df_3 splitter): Fix operand number.
3540 Wed Feb 14 12:37:37 CET 2001 Jan Hubicka <jh@suse.cz>
3542 * invoke.texi (-mreg-alloc): Nuke.
3543 * i386.c (ix86_reg_alloc_order, regs_allocated,
3544 order_regs_for_local_alloc): Nuke.
3545 (override_options): Kill reg_alloc code.
3546 * i386.h (TARGET_OPTIONS): Kill reg-alloc.
3547 (REG_ALLOC_ORDER): SSE goes before I387.
3548 (ORDER_REGS_FOR_LOCAL_ALLOC): Kill.
3549 (ix86_reg_alloc_order): Likewise.
3550 * i386-protos.h (ix86_reg_alloc_order): Kill.
3552 2001-02-14 Richard Henderson <rth@redhat.com>
3554 * toplev.c (f_options): Clarify -fschedule-insns2 documentation.
3556 Wed Feb 14 11:59:58 CET 2001 Jan Hubicka <jh@suse.cz>
3558 * i386.h (RETURN_IN_MEMORY): Fix formating; reject TFmodes
3560 Wed Feb 14 11:12:38 CET 2001 Jan Hubicka <jh@suse.cz>
3562 * i386-protos.h (ix86_memory_move_cost): Move offline.
3563 * i386.c (ix86_register_move_cost): Compute properly cost of
3564 SSE, MMX and i387 instructions.
3565 (*_cost): Add costs of SSE/MMX moves.
3566 (ix86_memory_move_cost): Move offline from ....; Likewise.
3567 * i386.h (MEMORY_MOVE_COST): .... here;
3568 (struct processor costs): Add new fields to represent costs
3571 Wed Feb 14 10:08:26 CET 2001 Jan Hubicka <jh@suse.cz>
3573 * regclass.c (init_reg_sets_1): Reinstall the optimization of
3574 move_cost together with Matt Kraai's fix.
3576 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3578 * Makefile.in (OBJS): Add params.o.
3580 2001-02-14 Richard Henderson <rth@redhat.com>
3581 DJ Delorie <dj@redhat.com>
3583 * jump.c (jump_optimize_1): When we delete a conditional jump
3584 preceeding a non-conditional jump to effectively the same place,
3585 make sure that the combined jump skips any clobber insns between
3588 2001-02-14 Jeffrey Oldham <oldham@codesourcery.com>
3590 * gcc.c (do_spec_1): Fix off-by-one error for '%M' case.
3592 2001-02-14 Mark Mitchell <mark@codesourcery.com>
3594 * Makefile.in (toplev.o): Depend on params.h.
3595 (intergate.o): Likewise.
3596 (params.o): New target.
3597 * flags.h (inline_max_insns): Remove.
3598 * integrate.c: Include params.h.
3599 Use MAX_INLINE_INSNS instead of inline_max_insns.
3600 * params.c: New file.
3601 * params.h: Likewise.
3602 * params.def: Likewise.
3603 * toplev.c: Include params.h.
3604 (lang_independent_params): New variable.
3605 (decode_f_option): Use the param machinery instead of setting
3607 (independent_decode_option): Handle "--param name=value".
3608 (main): Register language-independent parameters.
3610 Wed Feb 14 11:13:45 CET 2001 Jan Hubicka <jh@suse.cz>
3612 * i386.md (pushsf, pushdf_nointeger): Fix constraint.
3614 2001-02-14 Richard Henderson <rth@redhat.com>
3616 * regclass.c (init_reg_sets_1): Revert last two changes.
3618 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3620 * stor-layout.c (is_pending_size, put_pending_size): New functions.
3621 (variable_size): Call put_pending_size.
3622 * tree.h (is_pending_size, put_pending_size): Add prototypes.
3623 * fold-const.c (extract_muldiv): If SAVE_EXPR is on the pending
3624 sizes list, put newly created SAVE_EXPR there as well.
3626 2001-02-14 Jakub Jelinek <jakub@redhat.com>
3628 * config/ia64/ia64.c (last_group): Only 2 entries are needed.
3629 (errata_find_address_regs): load_group has only 2 entries.
3630 (errata_emit_nops): Likewise. shladd is not problematic.
3631 Clear last_group if nop was emitted.
3632 (fixup_errata): load_group has only 2 entries.
3635 2001-02-14 Neil Booth <neil@daikokuya.demon.co.uk>
3637 * c-lex.c (lex_number): Only warn traditionally for U suffix
3638 outside system macros.
3639 * cppexp.c (parse_number): Similarly.
3640 * cpplib.h (NODE_SYSHDR, cpp_sys_objmacro_p): New.
3641 * cppmacro.c (struct cpp_macro): New member node.
3642 (parse_args): Only warn about missing rest args if not
3644 (funlike_invocation_p): Similarly for uninvoked funlike macros.
3645 (cpp_sys_objmacro_p): New.
3646 (_cpp_create_definition): Store the node with the macro defn.
3647 Remember if the macro is defined in a system header.
3649 2001-02-13 DJ Delorie <dj@redhat.com>
3651 * configure.in (check_languages): determine languages to check
3652 * Makefile.in (check-c++): alias for check-g++
3653 (check-f77): alias for check-g77
3654 (CHECK_TARGETS): depend on configured languages
3656 Wed Feb 14 01:13:59 CET 2001 Jan Hubicka <jh@suse.cz>
3658 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3659 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3660 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3661 (sqrtextendsfdf2): Disable for SSE2.
3663 Wed Feb 14 00:19:28 CET 2001 Jan Hubicka <jh@suse.cz>
3665 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch again.
3666 (sqrtsf2): Use TARGET_SSE instead of TARGET_SSE2)
3667 (sqrtsf2 patterns): Use 'x' instead of 'Y'.
3668 (sqrtextendsfdf2): Disable for SSE2.
3670 Wed Feb 14 00:11:20 CET 2001 Jan Hubicka <jh@suse.cz>
3672 * i386.md (movsfcc_1): Support integer cmove instruction.
3673 (movdfcc_1): Likewise; new splitter.
3675 Tue Feb 13 23:19:27 CET 2001 Jan Hubicka <jh@suse.cz>
3677 * i386.c (output_fp_compare): Support SSE.
3678 (prepare_fp_compare_args): SSE comparisons always support memory.
3679 * i386.h (TARGET_CMOVE): SSE imply cmove.
3680 * i386.md (cmp?f2): Enable for SSE too.
3681 (cmpfp_i*): Support SSE.
3683 (cmpfp_i_sse_only): New.
3684 (s*, b* fp expanters): Enable for SSE too.
3685 (fp_jcc_1_sse, fp_jcc_1_sse_only, fp_jcc_2_sse, fp_jcc_2_sse_only):
3688 Tue Feb 13 23:05:42 CET 2001 Jan Hubicka <jh@suse.cz>
3690 * regclass.c (init_reg_sets_1): Silence warning.
3692 Tue Feb 13 22:03:07 CET 2001 Jan Hubicka <jh@suse.cz>
3694 * i386.md (sqrt?f2): Change to expander.
3695 (sqrt?f2_1, sqrt?f2_sse_only, sqrt?f2_i387): New.
3697 Tue Feb 13 15:42:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3699 * rtlanal.c (find_reg_equal_equiv_note): New function.
3700 * simplify-rtx.c (simplify_gen_unary, simplify_gen_ternary): New fns.
3701 (simplify_gen_relational, simplify_replace_rtx): Likewise.
3702 * rtl.h: Add declarations for above functions.
3704 Tue Feb 13 21:09:11 CET 2001 Jan Hubicka <jh@suse.cz>
3706 * cse.c (cse_main): Converts ifdefs on PIC_OFFSET_TABLE_REGNUM to
3708 * defaults.h (PIC_OFFSET_TABLE_REGNUM): Default to INVALID_REGNUM.
3709 * emit-rtl.c (init_emit_once): Convert ifdefs to conditionals.
3710 * flow.c (mark_regs_live_at_end): Likewise.
3711 (calculate_global_regs_live): Likewise.
3712 * gcse.c (compute_hash_table): Likewise.
3713 (compute_kill_rd): Likewise.
3714 * resource.c (mark_target_live_regs): Likewise.
3715 * rtl.h (INVALID_REGNUM): New macro.
3717 Tue Feb 13 20:59:22 CET 2001 Jan Hubicka <jh@suse.cz>
3719 * i386.md (fixsfsi2, fixdfdi2): Fix previous patch.
3721 Tue Feb 13 16:32:20 CET 2001 Jan Hubicka <jh@suse.cz>
3723 * i386.md (fixsfsi2, fixdfdi2): Force operand to register
3726 Tue Feb 13 14:53:16 CET 2001 Jan Hubicka <jh@suse.cz>
3728 * i386.md (add?f3, sub?f3, mul?f3, dif?f3): Enable for TARGET_SSE(2)
3730 (fop_sf_comm, fop_df_comm, fop_sf_1, fop_df_1): Support SSE.
3731 (fop_sf_comm_sse, fop_df_comm_sse): New patterns.
3732 (fop_sf_1_sse, fop_df_1_sse): New patterns
3733 (fop_*): Disable float_extend and float patterns for SSE compilation.
3734 * i386.c (output_387_binary_op): Support SSE.
3736 Tue Feb 13 14:16:34 CET 2001 Jan Hubicka <jh@suse.cz>
3738 * i386.md (dummy_extendsfdf2): Support SSE2
3739 (extendsfdf2): Enable if 80387 or SSE2.
3740 (extendsfdf2_1): Support SSE2. Disable if SSE2 is avialble
3741 and no MIX_I387_SSE2
3742 (extendsfdf2_1_sse_only): New pattern.
3743 (truncdfsf2): Enable if SSE2 or 80387; Always use SSE only version
3745 (truncdfsf2_1): Support SSE.
3746 (truncdfsf2_2): Support SSE.
3747 (truncdfsf2_2_1_sse): New pattern.
3748 (fixtruncsfsi2): Always use SSE if available.
3749 (fix_truncsfsi_sse): New pattern.
3750 (fix_truncdfsi_sse): New pattern.
3751 (floatsis?f2): Support SSE.
3752 (floatsidf2_i387): New pattern.
3753 (floatsidf2_sse): Likewise.
3755 Tue Feb 13 07:52:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3757 * configure.in: Use "have_gnat" variable, not "gnat".
3758 * configure: Regenerated.
3760 * config/sparc/sparc.c (function_value): Treat all non-record
3761 aggregate types like used to treat UNION_TYPE.
3763 Tue Feb 13 13:31:33 CET 2001 Jan Hubicka <jh@suse.cz>
3765 * i386.c (print_reg): Use ANY_FP_REG instead of FP_REG
3766 * i386.h (MASK_128BIT_LONG_DOUBLE): Renumber
3768 (MASK_MIX_SSE_I387): New.
3769 (TARGET_SSE): SSE2 imply SSE.
3770 (TARGET_SSE2, TARGET_MIX_SSE_I387): New.
3771 (TARGET_SWITCHES): Add "sse2", "mix-sse-i387".
3772 (enum reg_class): Add new classes.
3773 (REG_CLASS_NAMES): Likewise.
3774 (REG_CLASS_CONTENTS): Likewise.
3775 (ANY_FP_REG_P, ANY_FP_REGNO_P, SSE_REG_P, SSE_FLOAT_MODE): New macros.
3776 (REG_CLASS_FROM_LETTER): 'x' and 'y' is SSE_REGS only when SSE is
3777 supported. Add 'Y' to be SSE_REGS when SSE2 is supported.
3778 (CLASS_MAX_NREGS): Use new macros.
3779 (REGISTER_MOVE_COST): Rewrite using SECONDARY_MEMORY_MAYBE_NEEDED.
3780 * i386.md (pushsf, movsf): Support SSE.
3781 (pushdf_nointeger, pushdf_integer, pushdf): Support SSE, update
3782 splitters to use ANY_FP_REGNO_P.
3783 (movdf_nointeger, movdf_integer): Likewise.
3785 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3787 * combine.c (UWIDE_SHIFT_LEFT_BY_BITS_PER_WORD): New macro.
3788 (try_combine): Use it.
3790 Tue Feb 13 11:37:06 CET 2001 Jan Hubicka <jh@suse.cz>
3792 * i386.h (SSE_CLASS_P, MMX_CLASS_P, MAYBE_FLOAT_CLASS_P,
3793 MAYBE_SSE_CLASS_P, MAYBE_MMX_CLASS_P): New macros.
3794 (PREFERRED_RELOAD_CLASS, SECONDARY_MEMORY_NEEDED): Move offline.
3795 (REGISTER_MOVE_COST): Likewise.
3796 * i386-protos.h (ix86_secondary_memory_needed,
3797 ix86_preferred_reload_class, ix86_register_move_cost): Declare.
3798 * i386.c (ix86_secondary_memory_needed,
3799 ix86_preferred_reload_class, ix86_register_move_cost): New function.
3801 Die Feb 13 11:04:25 CET 2001 Jan Hubicka <jh@suse.cz>
3803 * i386.h (VALID_FP_MODE_P, VALID_INT_MODE_P): New.
3804 (HARD_REGNO_MODE_OK): Move offline to ....
3805 * i386.c (ix86_hard_regno_mode_ok) ... here;
3806 refuse all incorrect modes.
3807 * i386-protos.h (ix86_hard_regno_mode_ok): Declare.
3809 2001-02-13 Richard Henderson <rth@redhat.com>
3811 * sparc.md (cmp_cc_arith_op_set): Don't use match_dup on the
3812 entire operator; replicate that and match_dup the operands.
3813 (cmp_ccx_arith_op_set): Likewise.
3814 (cmp_cc_arith_op_not_set): Likewise.
3815 (cmp_ccx_arith_op_not_set): Likewise.
3817 2001-02-13 Alexandre Oliva <aoliva@redhat.com>
3819 * explow.c (trunc_int_for_mode): Sign-extend value to mode.
3821 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3823 * config/rs6000/sysv4.h (MASK_NO_BITFIELD_WORD): New macro.
3824 (TARGET_NO_BITFIELD_WORD): New macro.
3825 (SUBTARGET_SWITCHES): Add -mbit-word, -mno-bit-word options.
3826 (BITFIELD_NBYTES_LIMITED): Define based on TARGET_NO_BITFIELD_WORD.
3828 Mon Feb 12 18:13:26 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3830 * cselib.c: New file, from simplify-rtx.c.
3831 * simplify-rtx.c: Remove cselib parts.
3832 * Makefile.in: Add cselib.o.
3834 2001-02-12 Geoffrey Keating <geoffk@redhat.com>
3836 * config/rs6000/rs6000.c (rs6000_float_const): Remove warning.
3837 (setup_incoming_varargs): Remove warning.
3839 * config/rs6000/rs6000.c (validate_condition_mode): When
3840 flag_fast_math, allow floating-point conditionals to be reversed.
3841 (rs6000_generate_compare): When flag_fast_math, don't generate
3842 cror operations for FP conditionals.
3844 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Handle
3846 (ASM_SPEC): Likewise.
3847 (CC1_ENDIAN_LITTLE_SPEC): Likewise.
3848 (CC1_SPEC): Likewise.
3849 (LINK_TARGET_SPEC): Likewise.
3850 (CPP_ENDIAN_SPEC): Likewise.
3851 * Makefile.in (check-consistency): New target.
3853 2001-02-12 Joseph S. Myers <jsm28@cam.ac.uk>
3855 * c-decl.c (grokdeclarator): In C99 mode, give the more specific
3856 "return type defaults" warning for functions with return type
3858 * c-lang.c (c_init): In C99 mode, enable warnings for implicit
3859 function declarations by default rather than only when pedantic.
3861 Mon Feb 12 17:28:48 CET 2001 Jan Hubicka <jh@suse.cz>
3863 * regclass.c (init_reg_sets_1): Optimize calculation of move_cost
3866 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3868 * extend.texi (Deprecated): Deprecate new initializer lists.
3870 2001-02-12 Nathan Sidwell <nathan@codesourcery.com>
3872 * mkdeps.c (deps_add_default_target): Robustify. Add
3873 basename component only.
3874 * cpp.texi (-M): Describe how default target is generated.
3875 * invoke.texi (-M): Likewise.
3877 2001-02-12 Kazu Hirata <kazu@hxi.com>
3879 * toplev.c (push_float_handler): Remove.
3880 (pop_float_handler): Remove.
3881 * toplev.h: Remove prototypes for the above functions.
3883 2001-02-12 Jakub Jelinek <jakub@redhat.com>
3885 * c-common.c (constant_fits_type_p): New function.
3886 (convert_and_check): Use it.
3888 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3890 * Makefile.in (GXX_ABI_FLAG): Don't define.
3891 * configure.in (--enable-new-gxx-abi): Remove option.
3892 * config.in: Regenerated.
3893 * configure: Likewise.
3895 2001-02-12 Alexandre Oliva <aoliva@redhat.com>
3897 * lcm.c (compute_earliest): Let EXIT_BLOCK be handled as a regular
3899 (optimize_mode_switching) [NORMAL_MODE]: Set up EXIT_BLOCK as a
3900 regular basic block, and arrange for all edges into it to switch
3903 2001-02-11 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
3905 * Makefile.in (distclean): Do not remove .gdbinit.
3907 2001-02-11 Mark Mitchell <mark@codesourcery.com>
3909 * Makefile.in (gcc.o): Fix typos.
3910 (protize.o): Likewise.
3911 (unprotoize.o): Likewise.
3913 2001-02-11 Richard Henderson <rth@redhat.com>
3915 * tree.c (build1): Check for null operand in last change.
3917 2001-02-11 Richard Henderson <rth@redhat.com>
3919 * fold-const.c (split_tree): Don't assume a constant isn't splittable.
3920 (fold): Don't assume a constant isn't foldable.
3921 * tree.c (build): Set TREE_CONSTANT for an expression with no
3922 side-effects and constant operands.
3925 2001-02-10 Richard Henderson <rth@redhat.com>
3927 * jump.c (squeeze_notes): Revert 2000-05-12 change.
3929 2001-02-10 Anthony Green <green@redhat.com>
3931 * cpp.texi (Standard Predefined): Add documentation for
3934 * c-common.c (combine_strings): Improve warning message.
3936 2001-02-10 Geoffrey Keating <geoffk@redhat.com>
3938 * config/rs6000/sysv4.h (LINK_TARGET_SPEC): Use two dashes for
3940 * config/rs6000/sysv4le.h (LINK_TARGET_SPEC): Likewise.
3942 Fri Feb 9 15:05:27 2001 Christopher Faylor <cgf@cygnus.com>
3944 * config/i386/t-cygwin (T_CPPFLAGS): Use correct location for
3947 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
3949 * config/sh/sh.md (sibcalli, sibcalli_pcrel, sibcalli): Set
3952 2001-02-09 Nick Clifton <nickc@redhat.com>
3954 * config/arm/arm.md: Change output contraint on post inc
3955 load/store multiple patterns to be a read/write contraint.
3957 2001-02-09 Neil Booth <neil@daikokuya.demon.co.uk>
3959 * gcc.c (cpp_options): Delete .d files on error. Don't delete
3960 .o files when using the -M options.
3962 2001-02-08 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3963 David Edelsohn <edelsohn@gnu.org>
3965 * config/rs6000/rs6000.c (output_toc): Allow 32-bit targets to
3966 handle DImode constants. Use one TOC entry for SImode and smaller
3967 constants, aligned properly.
3969 2001-02-08 Jason Merrill <jason@redhat.com>
3971 * config/arm/arm.c (arm_expand_prologue): Do tell the dwarf2 backend
3972 about the SP adjustment for saving the static chain pointer.
3973 * dwarf2out.c (dwarf2out_frame_debug_expr): Use the specified
3974 offset when setting a temporary CFA register.
3976 2001-02-08 Chandrakala Chavva <cchavva@redhat.com>
3978 * config.gcc : New targets, i386-*-chorusos*, sparc-*-chorusos*,
3979 powerpc-*-chorusos* .
3980 * config/rs6000/chorus.h : New file.
3981 * config/i386/chorus.h : New file.
3982 * config/sparc/chorus.h : New file.
3983 * config/sparc/t-chorus-elf : New file.
3985 2001-02-08 David Edelsohn <edelsohn@gnu.org>
3987 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Move from here ...
3988 * config/rs6000/aix.h (ASM_OUTPUT_SYMBOL_REF): ... to here.
3989 * config/rs6000/aix51.h (CPLUSCPLUS_CPP_SPEC): Define it.
3990 (__WCHAR_TYPE__): Correct macro name.
3992 2001-02-08 Richard Henderson <rth@redhat.com>
3994 * config/i386/i386.c (ix86_frame_pointer_required): New.
3995 (ix86_setup_frame_addresses): New.
3996 (struct machine_funciton): Add accesses_prev_frame.
3997 * config/i386/i386.h (FRAME_POINTER_REQUIRED): Call
3998 ix86_frame_pointer_required.
3999 (SUBTARGET_FRAME_POINTER_REQUIRED): New.
4000 (SETUP_FRAME_ADDRESSES): New.
4001 * config/i386/i386-protos.h: Update.
4002 * config/i386/sco5.h (SUBTARGET_FRAME_POINTER_REQUIRED): Rename
4003 from FRAME_POINTER_REQUIRED.
4004 * config/i386/svr3gas.h: Likewise.
4005 * config/i386/sysv3.h: Likewise.
4006 * config/i386/v3gas.h: Likewise.
4008 2001-02-08 Richard Henderson <rth@redhat.com>
4010 * config/sparc/sparc.c (function_arg_record_value_3): Fix
4011 calculation of the number of integer registers required.
4012 (function_arg_record_value): Likewise.
4014 2001-02-08 Jason Merrill <jason@redhat.com>
4016 * diagnostic.c (internal_error): Say "confused" after 1 error, not
4017 two. Print file and line with "confused" message.
4019 * dwarf2out.c (dwarf2out_line): Include filename in -dA output.
4021 Thu Feb 8 11:21:28 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4023 * rtlanal.c (remove_node_from_expr_list): Correctly update PREV.
4025 2001-02-08 Bernd Schmidt <bernds@redhat.com>
4027 * final.c (cleanup_subreg_operands): The address of a MEM can
4030 * config/ia64/ia64.c (ia64_variable_issue): Call group_barrier_needed_p
4033 2001-02-08 Joseph S. Myers <jsm28@cam.ac.uk>
4035 * gcc.texi (Incompatibilities): Update documentation of
4036 preprocessing numbers.
4038 2001-02-07 Jakub Jelinek <jakub@redhat.com>
4040 * c-decl.c (finish_enum): Revert part of 2000-01-05 change.
4042 2001-02-07 Mark Mitchell <mark@codesourcery.com>
4044 * config/rs6000/aix43.h (CPLUSCPLUS_CPP_SPEC): Define it.
4046 * defaults.h (CPLUSPLUS_CPP_SPEC): New macro.
4047 * gcc.c (struct compiler): Add cpp_spec field.
4048 (input_file_compiler): New variable.
4049 (do_spec_1): Allow a particular compiler to handle `%C'
4051 (main): Store the current compiler in input_file_compiler.
4052 * tm.texi (CPLUSPLUS_CPP_SPEC): Document.
4054 2001-02-07 Zack Weinberg <zack@wolery.stanford.edu>
4056 * cpphash.h (struct spec_nodes): Add n_true and n_false.
4057 * cppinit.c (cpp_create_reader): Initialize them.
4058 (append_include_chain): cxx_aware arg might be unused.
4059 * cppexp.c (lex): In C++ mode, recognize 'true' and 'false'
4060 keywords and give them their phase 7 meaning. Pedwarn about
4061 this unless '__bool_true_false_are_defined' is defined.
4063 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4065 * lcm.c (optimize_mode_switching): Emit mode_set before the
4066 JUMP_INSN of an abnormal edge.
4068 2001-02-07 Bernd Schmidt <bernds@redhat.com>
4070 * builtins.c (expand_builtin_setjmp_receiver): Emit an ASM_INPUT as
4071 a scheduling barrier at the end.
4073 * tm.texi (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Document.
4075 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
4077 * config/sh/sh.md (reload_outsf): Removed.
4078 (movsf_ie): Introduce constraints for FPUL loads and stores.
4079 (reload_insf): Broaden the output constraint.
4081 * config/elfos.h (INT_ASM_OP): Don't define it if it's already
4083 * config/sh/sh.h (INT_ASM_OP, ASM_OUTPUT_CONSTRUCTOR,
4084 ASM_OUTPUT_DESTRUCTOR): Copy definitions from config/elfos.h.
4086 2001-02-06 Chandrakala Chavva <cchavva@redhat.com>
4088 * final.c: Revert my previous changes.
4089 * output.h: Make profile_label_no extern.
4090 * config/rs6000/rs6000.c (output_profile_hook): Use standard functions
4091 for generating label.
4093 2001-02-06 Laurynas Biveinis <lauras@softhome.net>
4095 * config/i386/djgpp.h: Add comments about standard paths.
4096 (MD_EXEC_PREFIX): Undefine before defining.
4097 (MD_STARTFILE_PREFIX): New.
4099 2001-01-30 Bruce Korb <bkorb@gnu.org>
4101 fixinc/fixincl.c(process): Emit error message only if appropriate :)
4102 (load_file): do not rely on load_file_data() to close file pointer
4103 fixinc/fixlib.c(load_file_data): do not close passed in file pointer
4104 fixinc/inclhack.def(irix_limits_const): add test_text
4106 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
4108 * cppexp.c (parse_defined): Improve diagnostics for invalid
4111 2001-02-06 Neil Booth <neil@daikokuya.demon.co.uk>
4113 * cppmacro.c (cpp_get_token): Avoid pasting after a builtin.
4115 2001-02-06 Mark Mitchell <mark@codesourcery.com>
4117 * config/rs6000/rs6000.h (ASM_OUTPUT_SYMBOL_REF): Define.
4118 * config/rs6000/rs6000-protos.h (rs6000_output_symbol_ref): Declare.
4119 * config/rs6000/rs6000.c (VTABLE_NAME_P): New macro.
4120 (rs6000_output_symbol_ref): New function.
4121 (output_toc): Use VTABLE_NAME_P.
4123 Tue Feb 6 07:54:51 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4125 * print-tree.c (print_node, case PARM_DECL):
4126 Print DECL_ARG_TYPE and DECL_ARG_TYPE_AS_WRITTEN.
4128 * stor-layout.c (reference_types_internal): New variable.
4129 (internal_reference_types): New function.
4130 (layout_type, case REFERENCE_TYPE): Make Pmode if internal.
4131 * tree.h (internal_reference_types): New declaration.
4133 * cse.c (find_best_addr): Fix typo in computing cost.
4135 Mon Feb 5 21:56:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4137 * combine.c (nonzero_bits, case PLUS): If pointers extend unsigned
4138 and this is the sum of a pointer and a constant, we know the result
4140 (num_sign_bit_copies, case PLUS): Likewise.
4141 * explow.c (convert_memory_address): Remove opposite SUBREG.
4142 * function.c (instantiate_new_reg): New function (from common code).
4143 (instantiate_virtual_regs_1): Call it.
4144 For PLUS, handle if (plus (subreg (virt-reg) (const_int))
4145 if pointers sign- or zero-extend.
4146 * simplify-rtx.c (simplify_unary_operation, case ZERO_EXTEND):
4147 If pointers extend unsigned, use inside of SUBREG.
4148 (simplify_unary_operation, case SIGN_EXTEND): Likewise, if sign extend.
4150 2001-02-05 Benjamin Kosnik <bkoz@redhat.com>
4152 * Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Change to target
4153 subdir of gcc_gxx_include_dir.
4154 (gcc_gxx_target_include_dir): Remove.
4156 2001-02-05 Jeffrey Oldham <oldham@codesourcery.com>
4158 * dwarf2out.c: Revise DWARF2 Abbreviation Glossary comments.
4159 (dwarf2out_frame_debug_expr): Revise introductory comments to add
4160 a high-level description.
4162 2001-02-05 Chandrakala Chavva <cchavva@redhat.com>
4164 * final.c: Move the declaration of profile_label_no to ...
4165 * output.h: ... here.
4166 * function.c (expand_function_start): Call PROFILE_HOOK.
4167 * config/rs6000/aix.h: Define PROFILE_HOOK.
4168 * config/rs6000/rs6000-protos.h: output_profile_hook new.
4169 * config/rs6000/rs6000.c (output_profile_hook): Define.
4170 (output_prolog): Do nothing for ABI_AIX as it is taken care by
4171 output_profile_hook.
4172 tm.texi : Explain new macro PROFILE_HOOK.
4174 2001-02-06 Hans-Peter Nilsson <hp@axis.com>
4176 * extend.texi (Extended Asm): Do not say that semicolon is always
4177 a valid line-breaking character for GNU assemblers. Use
4178 newline-tab as the most commonly supported syntax. Use
4179 newline-tab rather than semicolon in multi-insn examples.
4181 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4183 * Makefile.in (gcc_gxx_target_include_dir): Use $(target_alias).
4185 2001-02-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4186 David Edelsohn <edelsohn@gnu.org>
4188 * config/rs6000/rs6000.c (rs6000_return_addr): Use PIC
4189 code for AIX, even without flag_pic.
4191 2001-02-05 Jakub Jelinek <jakub@redhat.com>
4193 * c-typeck.c (common_type): push and pop binding level around
4194 calling common_type on function parameters.
4196 Mon Feb 5 14:30:37 2001 Christopher Faylor <cgf@cygnus.com>
4198 * config/i386/cygwin.h (CPP_SPEC): Add missing space after -idirafter.
4200 Mon Feb 5 11:23:16 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4202 * config/mips/mips.c (override_options): Fix typo in last change.
4203 (mips_make_temp_file): Call fatal_io_error, not pfatal_with_name.
4204 (mips_asm_file_end): Likewise; also pass more args to fatal_io_error.
4206 2001-02-05 Nathan Sidwell <nathan@codesourcery.com>
4208 * invoke.texi (-fdump-class-layout): Document.
4209 (-fdump-translation-unit): Use `=' as filename separator.
4211 2001-02-05 Mark Mitchell <mark@codesourcery.com>
4213 * Makefile.in (s-mlib): Don't build multilibs if
4215 (DRIVER_DEFINES): Adjust accordingly.
4217 (protoize.o): Likewise.
4218 (unprotoize.o): Likewise.
4219 * configure.in: Recognize --enable-multilib.
4221 2001-02-04 Mark Mitchell <mark@codesourcery.com>
4223 * Makefile.in (DRIVER_DEFINES): Fix quoting.
4225 * Makefile.in (site.exp): Always set HAVE_LIBSTDCXX_V3.
4226 * configure.in: Remove --enable-libstdcxx_v3 support.
4227 * configure: Regenerated.
4229 Sun Feb 4 15:52:44 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4231 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP):
4232 Call abort instead of fatal.
4233 (TRAMPOLINE_TEMPLATE): Call internal_error instead of fatal.
4234 * config/dsp16xx/dsp16xx.h (FUNCTION_PROFILER): Likewise.
4235 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Likewise.
4236 (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Likewise.
4237 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Likewise.
4238 * config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Likewise.
4240 * diagnostic.h (set_internal_error_function): Renamed.
4241 * toplev.h (internal_error): Renamed from fatal.
4242 (pfatal_with_name): Deleted.
4243 (fatal_io_error): Now has printf-style arguments.
4244 * diagnostic.c (pfatal_with_name): Deleted.
4245 (fatal_io_error): Rework to have args in printf-style.
4246 (set_internal_error_function): Renamed from set_fatal_function.
4247 (internal_error): Renamed from fatal.
4248 (error_recursion, fancy_abort): Call internal_error instead of fatal.
4249 * dwarf2out.c (get_cfa_from_loc_descr): Likewise.
4250 * emit-rtl.c (gen_realpart, gen_imagpart): Likewise.
4251 * expr.c (check_max_integer_computation_mode, expand_expr): Likewise.
4252 * flow.c (verify_flow_info): Likewise.
4253 * config/arm/arm.c (thumb_unexpanded_epilogue): Likewise.
4254 * config/mips/mips.c (save_restore_insns): Likewise.
4256 * except.c (duplicate_eh_handlers): Call abort instead of fatal.
4257 * flow.c (verify_flow_info): Likewise.
4258 * config/arm/arm.c (thumb_load_double_from_address): Likewise.
4259 * config/avr/avr.c (pttreg_to_str, unique_section): Likewise.
4260 (avr_normalize_condition): Likewise.
4261 * config/c4x/c4x.c (c4x_emit_libcall, c4x_valid_operands): Likewise.
4262 * config/dsp16xx/dsp16xx.c (dsp16xx_reg_class_from_letter): Likewise.
4263 (limit_reload_class, double_reg_to_memory): Likewise.
4264 (print_operand_address, emit_1600_code_shift): Likewise.
4265 (gen_tst_reg, gen_compare_reg): Likewise.
4266 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Likewise.
4267 * config/dsp16xx/dsp16xx.c (dsp16xx_invalid_register_for_compare):
4269 * config/dsp16xx/dsp16xx.md (unnamed cmphi): Call abort instead of it.
4271 * c-parse.in (methoddef): Call fatal_error instead of fatal.
4272 * objc/objc-act.c (build_ivar_chain): Likewise.
4273 * dwarfout.c (dwarfout_init): Call fatal_io_error instead of
4275 * graph.c (clean_graph_dump_file): Likewise.
4276 * profile.c (init_branch_prob): Likewise.
4277 * objc/objc-act.c (objc_init): Likewise.
4279 * config/arm/arm.c (arm_override_options): Make errors non-fatal.
4280 * config/avr/avr.c (avr_override_options): Likewise.
4281 * config/c4x/c4x.c (c4x_expand_prologue): Likewise.
4282 * config/dsp16xx/dsp16xx.c (function_prologue): Likewise.
4283 * config/h8300/h8300.c (h8300_init_once): Likewise.
4284 * config/mips/mips.c (override_options): Likewise.
4285 * config/i386/i386.c (override_options): Likewise, rework.
4286 * config/m68k/m68k.c (override_options): Likewise.
4288 * config/dsp16xx/dsp16xx.c (print_operand): Call output_operand_lossage
4290 * config/mips/mips.c (print_operand): Likewise.
4291 * hash.c (hash_allocate): Don't check for failure returns from
4292 obstack functions that can't fail.
4293 (hash_table_init_n, hash_table_init): Likewise; also now return void.
4294 * hash.h (hash_table_init_n, hash_table_init): Now return void.
4295 * objc/objc_act.c (objc_check_decl): Remove unneeded fatal call.
4296 (get_object_reference): Likewise.
4298 2001-02-04 Nick Clifton <nickc@redhat.com>
4300 * config/arm/arm.c (all_cores): Add 710T, 720T, 740T, 940T, 9e,
4301 StrongARM1110, 10TDMI, and 1020T.
4303 2001-02-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4305 * mips.h (MULTILIB_ISA_DEFAULT): Don't use #elif.
4307 2001-02-04 Alexandre Oliva <aoliva@redhat.com>
4309 * config/sh/sh.md (movdf load split): Pass register number to
4310 FP_OR_XD_REGISTER_P.
4312 2001-02-04 Mark Mitchell <mark@codesourcery.com>
4314 * cppinit.c (BC): New macro.
4315 (builtin_array): Add __GXX_WEAK__.
4316 * cpplib.h (builtin_type): Add BT_WEAK.
4317 * cppmacro.c (builtin_macro): Handle BT_WEAK.
4318 * defaults.h (SUPPORTS_ONE_ONLY): Define.
4319 * varasm.c (SUPPORTS_ONE_ONLY): Do not define.
4321 2001-02-03 Jakub Jelinek <jakub@redhat.com>
4323 * cppinit.c (append_include_chain): Honor NO_IMPLICIT_EXTERN_C.
4325 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
4327 * cpphash.h: Rename _ALIGN POOL_ALIGN.
4328 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
4330 2001-02-03 Neil Booth <neil@daikokuya.demon.co.uk>
4332 * cpphash.h: Rename ALIGN _ALIGN.
4333 * cpplex.c (new_chunk, _cpp_pool_reserve): Update.
4335 Fri Feb 2 23:15:29 2001 Christopher Faylor <cgf@cygnus.com>
4337 * config/i386/cygwin.h (CPP_SPEC): Reorganize YA to better handle cross
4338 compilation environment.
4339 * config/i386/t-cygwin (T_CPPFLAGS): Define CYGWIN_CROSS_DIR to allow
4340 control over location of cygwin includes and libs.
4342 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
4344 * c4x.h (HARD_REGNO_CALL_PART_CLOBBERED): Fix typo.
4346 2001-02-02 lars brinkhoff <lars@nocrew.org>
4348 * md.texi (Standard Names): remove reference to spur.md.
4350 2001-02-03 Michael Hayes <m.hayes@elec.canterbury.ac.nz)
4352 * c4x.h (IS_INT_CALL_SAVED_REG, IS_FLOAT_CALL_SAVED_REG): Define.
4353 (HARD_REGNO_CALL_PART_CLOBBERED): Use IS_FLOAT_CALL_SAVED_REG.
4354 (INITIAL_FRAME_POINTER_OFFSET, INITIAL_ELIMINATION_OFFSET): Likewise.
4355 * c4x.c (c4x_hard_regno_rename_ok): Use IS_XXX_CALL_SAVED_REG.
4356 (c4x_expand_prologue, c4x_expand_epilogue): Likewise.
4358 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4360 * c4x.c (group1_reg_operand, group1_mem_operand, arx_reg_operand,
4361 c4x_arn_reg_operand, c4x_arn_mem_operand): Do not check register
4362 number before reload.
4363 (c4x_adjust_cost): Return zero before reload.
4364 * c4x.md (load_immed_address+1, load_immed_address+2): Do not
4365 split before reload.
4367 2001-02-03 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4369 * c4x.c (c4x_hard_regno_rename_ok): New.
4370 * c4x-protos.h (c4x_hard_regno_rename_ok): New.
4371 * c4x.h (HARD_REGNO_RENAME_OK): Define.
4373 Fri Feb 2 20:03:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4375 * diagnostic.h: Add missing "extern" in all declarations.
4377 2001-02-02 Alex Samuel <samuel@codesourcery.com>
4379 * Makefile.in (gcc_gxx_target_include_dir): Generate dynamically
4380 as for gcc_gxx_include_dir.
4382 2001-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
4384 * cpp.texi, invoke.texi: Update -Wtraditional documentation.
4386 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4388 * config/sh/sh.c (output_far_jump): Don't use braf on SH1. Emit
4389 label before alignment to be used as the braf base address.
4390 * config/sh/sh.md (length): Use longer lengths for SH1 PIC far
4392 (casesi_jump_2): Require at least TARGET_SH2.
4394 * config/float-sh.h (LDBL_EPSILON, LDBL_MIN, LDBL_MAX): Prevent
4395 truncation to 32-bit doubles on -m3e and -m4-single-only.
4397 2001-02-02 Mark Mitchell <mark@codesourcery.com>
4399 * gcc.c (init_gcc_specs): New function. Make -shared-libgcc
4400 the default when building a shared object.
4401 (init_spec): Use it.
4402 * testsuite/lib/g++.exp: Include the directory where libgcc
4403 is located to the LD_LIBRARY_PATH list.
4404 * invoke.texi (-shared-libgcc): Document the cases in which
4405 GCC defaults to using the shared libgcc.
4407 2001-02-02 Alexandre Oliva <aoliva@redhat.com>
4409 * config/fp-bit.h (MAX_USI_INT, MAX_SI_INT): Don't assume
4410 unsigned is wide enough.
4412 * config/fp-bit.c (_fpmul_parts): Don't assume 32-bits SI.
4413 (si_to_float): Likewise.
4414 (float_to_si, float_to_usi): Use BITS_PER_SI.
4416 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4418 * dwarf2out.c: Added explanation of abbreviations.
4419 (def_cfa_1): Added comments listing DWARF2 instructions.
4420 (cfa_temp_reg): Removed in favor of cfa_temp.
4421 (cfa_temp_value): Removed in favor of cfa_temp.
4422 (cfa_temp): New global variable.
4423 (dwarf2out_frame_debug_expr): Added extensive introductory
4424 comments explaining the function's transformations. Revised to
4425 use cfa_temp. Added some rtx checking. Generalize IOR case.
4426 (dwarf2out_frame_debug): Revised to use cfa_temp.
4427 (output_aranges): Cast as "unsigned" to avoid warning.
4428 * rtl.texi (RTX_FRAME_RELATED_P): Revise entry to emphasize better
4429 explain which instructions must be marked.
4431 2001-02-01 Richard Henderson <rth@redhat.com>
4433 * local-alloc.c (update_equiv_regs): Copy INSN_CODE to the
4436 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
4438 * config/sh/crt1.asm (main_k): Modified so that start calls
4439 ___setup_argv_and_call_main.
4441 2001-02-01 Neil Booth <neil@daikokuya.demon.co.uk>
4443 * cpphash.h (struct cpp_buffer): Move saved_flags from cpp_reader.
4444 * cpplex.c (_cpp_lex_token): New token picks up the saved flags,
4445 and AVOID_LPASTE is cleared on meeting an unescaped newline.
4446 * cppmacro.c (builtin_macro): Set builtin flags here.
4447 (paste_all_tokens): Preserve AVOID_LPASTE on pasted token.
4448 (replace_args): Clarify intent.
4449 (cpp_get_token): Macro expansion tokens get the saved flags.
4451 * cppmain.c (scan_buffer): Remove now-redundant print.printed
4454 2001-02-01 Jeffrey Oldham <oldham@codesourcery.com>
4456 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Reverse change of
4459 Thu Feb 1 07:22:41 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4461 * builtins.c (expand_builtin_alloca): allocate_dynamic_stack_space
4462 returns Pmode pseudo, but we need ptr_mode.
4463 * explow.c (allocate_dynamic_stack_space): Use plus_constant.
4464 Remove bogus conversions; use HOST_WIDE_INT for size.
4465 Don't use TARGET if wrong mode.
4467 * config/i386/i386.c (ix86_compute_frame_size): Allow
4468 stack_alignment_needed to be non-default even if size is zero.
4470 2001-01-31 Alan Modra <alan@linuxcare.com.au>
4472 * (hppa_init_pic_save): Emit the pic offset table
4473 reg save after last_parm_insn.
4474 * pa.c (hppa_init_pic_save): New function.
4475 * pa.h (hppa_init_pic_save): Declare.
4476 * pa.md (call, call_value, sibcall, sibcall_value): Use
4477 the above instead of duplicated code.
4479 * pa.c (hppa_encode_label): Correct size of alloca buffer
4480 so we don't overrun it. Correct leading `*' case.
4481 * pa.h (STRIP_NAME_ENCODING): Simplify now that we don't
4482 need to handle `*@'.
4483 (FUNCTION_NAME_P): Likewise.
4485 2001-01-31 Richard Henderson <rth@redhat.com>
4487 * config.gcc (alpha-osf5): Use float-i128.h.
4489 * config/float-i128.h (FLT_EVAL_METHOD, DECIMAL_DIG): Define.
4490 * config/float-i32.h: Likewise.
4491 * config/float-i64.h: Likewise.
4492 * config/float-sh.h: Likewise.
4493 * config/float-sparc.h: Likewise.
4495 2001-01-31 DJ Delorie <dj@redhat.com>
4497 * expmed.c (extract_bit_field): allow non-integral modes if we
4498 want to extract a whole register from itself.
4500 2001-01-31 Jakub Jelinek <jakub@redhat.com>
4502 * c-typeck.c (set_init_index): If first is equal to last, assume as
4503 if it was not a range at all.
4505 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4507 * config/fp-bit.c: Include tm.h.
4508 (float_to_si): Don't assume SImode is 32-bits wide.
4509 (float_to_usi): Likewise.
4511 2001-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
4513 * c-parse.in (structsp): Pedwarn when "enum foo" refers to an
4515 (typename): Call pending_xref_error after parsing typed_typespecs.
4516 * c-decl.c (lookup_tag): Give error immediately rather than
4517 leaving it pending if the tag of the wrong type is in the same
4519 (xref_tag): Don't pedwarn for forward declarations of enum types
4521 * gcc.texi (Actual Bugs): Remove entry for misuse of struct, union
4524 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4526 * config/float-sparc.h (LDBL_MAX) [sparc32]: Fix typo.
4528 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4530 * cpplib.c (T_ELIF): Move to STDC89, not that it matters.
4531 (_cpp_handle_directive): Suggest not using #elif with -Wtraditional.
4533 2001-01-31 Neil Booth <neil@daikokuya.demon.co.uk>
4535 * cpphash.h (struct cpp_reader): New saved_flags.
4536 * cppmacro.c (cpp_get_token): Use saved_flags to remember
4537 to avoid a paste after a pasted token.
4539 2001-01-31 Alexandre Oliva <aoliva@redhat.com>
4541 * libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
4542 * libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
4543 Wtype_MIN instead of LONG_MIN.
4545 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4547 * fixinc/fixincl.tpl: Add 2001 to copyright. Change name of
4549 * fixinc/fixincl.x: Regenerated.
4550 * fixinc/inclhack.def (irix_limits_const): New definition to
4551 convert "const" to "__const" in limits.h.
4553 2001-01-30 Jeffrey Oldham <oldham@codesourcery.com>
4555 * fixinc/genfixes (AG): Fix "autogen4" thinko.
4557 2001-01-30 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4559 * regmove.c (try_auto_increment): Change REG_DEAD into REG_UNUSED
4560 when register dies in the insn.
4562 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4564 * diagnostic.c (fatal): Fix word wrap.
4566 2001-01-30 Alexandre Oliva <aoliva@redhat.com>
4568 * combine.c (try_combine): Fix SUBREG setting for
4569 HOST_BITS_PER_WIDE_INT >= 2 * BITS_PER_WORD.
4571 2001-01-30 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4573 * jump.c (comparison_dominates_p): Don't try to handle UNKNOWN
4576 2001-01-30 Neil Booth <neil@daikokuya.demon.co.uk>
4578 * c-decl.c (c_expand_body): Check TYPE_SIZE_UNIT (ret_type)
4580 * toplev.c (decode_W_option): Update warn_larger_than
4581 unconditionally for each processed switch.
4583 2001-01-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4585 * pa.c (pa_init_machine_status): Initialize pic_offset_table_save_rtx
4587 (hppa_expand_prologue): Delete code to save pic offset table register
4588 in the function prologue.
4589 * pa.h (PIC_OFFSET_TABLE_SAVE_RTX): Correct type in comment.
4590 * pa.md (call, call_value, sibcall, sibcall_value): Save the pic offset
4591 table register at the beginning of the function after the prologue.
4593 2001-01-29 lars brinkhoff <lars@nocrew.org>
4595 * tm.texi (PUSH_ROUNDING): Remove duplicate lines.
4597 2001-01-29 John David Anglin <dave@hiauly1.hia.nrc.ca>
4598 Jeff Law <law@redhat.com>
4600 * pa.md (return): Revise comment for trivial return.
4601 (return_internal): Non-trivial return pattern for non-PIC code.
4602 (return_internal_pic): Non-trivial return pattern for PIC code.
4603 It uses the PIC register to ensure it is restored after
4605 (epilogue): Generate appropriate return for PIC and non-PIC code.
4607 Mon Jan 29 23:53:14 2001 Christopher Faylor <cgf@cygnus.com>
4609 * config/i386/cygwin.h: Fix -mno-cygwin search path for link.
4611 2001-01-29 DJ Delorie <dj@redhat.com>
4613 * combine.c (if_then_else_cond): Pass the correct mode to
4614 operand_subword() for constants.
4616 Mon Jan 29 20:38:19 2001 Christopher Faylor <cgf@cygnus.com>
4618 * config/i386/cygwin.h: Add w32api to include search. Search different
4619 directories in a cross-build environment.
4621 2001-11-29 Tim Josling <tej@melbpc.org.au>
4623 * tree.h (TYPE_STUB_DECL): Add documentation.
4625 2001-11-29 Laurynas Biveinis <lauras@softhome.net>
4627 * sdbout.c (sdbout_one_type): Skip types with indeterminate size.
4628 (sdbout_field_types): Likwise. Fix use of host_integerp.
4630 2001-01-29 Thomas Pfaff <tpfaff@gmx.net>
4632 * mingw32.h: Override STARTFILE_SPEC and LINK_SPEC declared in
4635 2001-01-29 Jeffrey Oldham <oldham@codesourcery.com>
4637 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Revise definition
4638 to use flag_gnu_linker.
4640 2001-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
4642 * cpplib.c (T_BAD_DIRECTIVE): Remove.
4643 (_cpp_init_stacks): Loop from 0 to N_DIRECTIVES - 1.
4645 2001-01-29 Joseph S. Myers <jsm28@cam.ac.uk>
4647 * tree.c, tree.h (build_parse_node): Remove; was identical to
4649 * c-lang.c (start_cdtor), objc/objc-act.c
4650 (build_module_descriptor): Use build_nt instead of
4653 2001-01-29 Jakub Jelinek <jakub@redhat.com>
4655 * config/i386/i386.md (addqi_1_lea): Fix mode (QI instead of HI).
4656 (testqi_1, andqi_2): If widening to SImode, make sure CONST_INT does
4657 not have any upper bits set.
4659 2001-01-29 Phil Edwards <pme@sources.redhat.com>
4661 * COPYING.LIB: Update to LGPL 2.1 from the FSF.
4663 2001-01-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4665 * stmt.c (estimate_case_costs): Use integer_minus_one_node.
4667 * tree.c (build_common_tree_nodes_2): Set integer_minus_one_node.
4669 * tree.h (tree_index): Add new element TI_INTEGER_MINUS_ONE.
4670 (integer_minus_one_node): Define.
4672 2001-01-28 Alexandre Oliva <aoliva@redhat.com>
4674 * Makefile.in (bootstrap2-lean): Fix typo.
4676 2001-01-28 Neil Booth <neil@daikokuya.demon.co.uk>
4678 * cpphash.c (_cpp_cleanup_hashtable, _cpp_lookup_with_hash)
4679 : Don't set fe_value.
4680 * cpplib.h (AVOID_LPASTE): New flag.
4681 (struct cpp_hashnode): Remove fe_value.
4682 * cpplex.c (cpp_avoid_paste): Don't paste '.' with a number.
4683 * cppmacro.c (builtin_macro): Don't set flags here.
4684 (replace_args): Set AVOID_LPASTE flag on first token of an
4685 argument, and the token following it.
4686 (cpp_get_token): Set AVOID_LPASTE flag on first token of a
4687 macro expansion, and on the token following it. Do it for
4689 * cppmain.c (scan_buffer): Avoid pasting only flagged tokens.
4691 2001-01-27 Richard Henderson <rth@redhat.com>
4693 * config/alpha/t-ieee: Remove multilibbing.
4694 (TARGET_LIBGCC2_CFLAGS): Add -mieee.
4696 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4698 * configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
4700 * Makefile.in: Remove all dependencies on defaults.h.
4701 * builtins.c: Don't include defaults.h.
4702 * c-common.c: Likewise.
4703 * c-decl.c: Likewise.
4704 * c-pragma.c: Likewise.
4705 * c-typeck.c: Likewise.
4706 * combine.c: Likewise.
4708 * frame-ia64.c: Likewise.
4709 * cppexp.c: Likewise.
4710 * crtstuff.c: Likewise.
4711 * dbxout.c: Likewise.
4712 * dwarf2out.c: Likewise.
4713 * dwarfout.c: Likewise.
4714 * emit-rtl.c: Likewise.
4715 * except.c: Likewise.
4717 * final.c: Likewise.
4718 * frame-dwarf2.c: Likewise.
4719 * libgcc2.c: Likewise.
4720 * optabs.c: Likewise.
4721 * profile.c: Likewise.
4722 * sdbout.c: Likewise.
4723 * toplev.c: Likewise.
4724 * tradcif.y: Likewise.
4726 * varasm.c: Likewise.
4728 2001-01-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4730 * builtins.c (expand_builtin_fputs): Use size_one_node when
4731 transforming into fwrite.
4733 2001-01-27 Joseph S. Myers <jsm28@cam.ac.uk>
4735 * extend.texi (Attribute Syntax): New section.
4737 2001-01-27 Michael Sokolov <msokolov@ivan.Harhan.ORG>
4739 * fixproto: Correctly install synthesised unistd.h and stdlib.h when
4740 they didn't need fixing.
4742 2001-01-27 Janis Johnson <janis@us.ibm.com>
4744 * config.gcc (i[34567]86-sequent-{ptx4*,sysv4*}): Use usegas.h
4746 * config/ptx4.h: Several fixes to build on DYNIX/ptx v4.[456], and
4747 to remove macro definitions that are duplicated from elfos.h.
4749 2001-01-27 Richard Henderson <rth@redhat.com>
4751 * config/i386/sco5gas.h: Move ...
4752 * config/usegas.h: ... here.
4753 * config.gcc (i[34567]86-*-sco3.2v5) [tm_file]: Update.
4755 2001-01-27 Jakub Jelinek <jakub@redhat.com>
4757 * c-typeck.c (struct constructor_stack): Add range_stack member.
4758 (really_start_incremental_init): Clear it.
4759 (push_init_level): Save constructor_range_stack and clear it if
4760 pushing explicit braces.
4761 (pop_init_level): abort if constructor_range_stack is non-zero at
4762 explicit closing brace. Restore saved constructor_range_stack if
4765 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4767 * expr.c (emit_move_insn): Add REG_EQUAL note when constant loaded
4768 into register was forced into memory.
4770 2001-01-27 Alexandre Oliva <aoliva@redhat.com>
4772 * Makefile.in: Remove uses of + before $(MAKE).
4774 2001-01-26 Richard Henderson <rth@redhat.com>
4776 * stmt.c (cost_table): Remove.
4777 (COST_TABLE, cost_table_initialized): New.
4778 (estimate_case_costs): Use the later instead of the former.
4779 (balance_case_nodes): Likewise.
4781 2001-01-26 Richard Henderson <rth@redhat.com>
4783 * alias.c (objects_must_conflict_p): Read-only slots may not
4784 conflict despite having the same type.
4786 2001-01-27 Michael Hayes <mhayes@redhat.com>
4788 * loop.c (loop_giv_reduce_benefit): Copy mode size into
4790 (check_ext_dependant_givs): Initialise u_start_val and
4792 (load_mems): Make last_max_reg unsigned.
4793 (try_swap_copy_prop): Use INSN_P and initialise set.
4795 Fri Jan 26 23:22:58 2001 Denis Chertykov <denisc@overta.ru>
4797 * README.AVR : Removed.
4799 Fri Jan 26 11:37:26 2001 Jeffrey A Law (law@cygnus.com)
4801 * pa-64.h (text_section): Remove declaration.
4803 * pa.md (return_internal): Remove mode on PIC register use.
4805 2001-01-25 lars brinkhoff <lars@nocrew.org>
4807 * tm.texi (DATA_ALIGNMENT, LOCAL_ALIGNMENT, ASM_OPEN_PAREN,
4808 ASM_CLOSE_PAREN): fix typos.
4810 2001-01-25 Mark Mitchell <mark@codesourcery.com>
4812 * acconfig.h: Define `const' to the empty string if neither
4813 __STDC__ nor __cplusplus is defined.
4814 * config.in: Regenerated.
4816 2001-01-25 David Edelsohn <edelsohn@gnu.org>
4818 * config.gcc (rs6000-ibm-aix[5-9]*): Change to aix51.h.
4819 * collect2.c (main): Delete importf. Add ".obj" file extension.
4820 (GCC_CHECK_HDR): Handle AIX V5 new magic number.
4821 (aix_std_libs): Add additional AIX libraries to skip.
4822 * config/rs6000/aix.h (MY_ISCOFF): Add AIX V5 new magic number.
4823 * config/rs6000/aix51.h: New file.
4825 2001-01-25 Michael Hayes <mhayes@redhat.com>
4827 * loop.c (loop_call_insn_emit_before, loop_call_insn_hoist): New.
4828 (loop_insn_emit_before): No longer static.
4829 (move_movables): Replace emit_insn_after with loop_insn_emit_after.
4830 (loop_givs_rescan, load_mems): Likewise.
4831 (check_dbra_loop): Replace emit_insn_before with loop_insn_emit_before.
4832 (maybe_eliminate_biv_1):
4833 (move_movables): Replace emit_call_insn_before with
4834 loop_call_insn_hoist.
4835 * loop.h (loop_insn_emit_before): Add.
4836 * unroll.c (copy_loop_body): Replace emit_insn_before with
4837 loop_insn_emit_before.
4839 2001-01-25 Neil Booth <neil@daikokuya.demon.co.uk>
4841 * diagnostic.c (fatal): Request preprocessed source.
4843 Thu Jan 25 02:01:16 2001 J"orn Rennecke <amylaar@redhat.com>
4845 * c-decl.c (duplicate_decls): If different_binding_level is nonzero,
4846 olddecl has argument types and newdecl has none, use the argument
4849 2001-01-24 Ulrich Drepper <drepper@redhat.com>
4851 * dwarf2out.c (prefix_of): New function. Determine longest common
4852 prefix of the two arguments. The units are whole path components.
4853 (output_file_names): When adding a new directory find the one entry
4854 with the longest common prefix already in the list. Artificially
4855 generate entry if there is none for this prefix.
4856 Fix test to check whether the zeroth directory entry is used.
4858 Wed Jan 24 23:51:55 2001 J"orn Rennecke <amylaar@redhat.com>
4860 * reload1.c (reload_reg_free_for_value_p): New parameter start_regno.
4861 Changed all callers. Take it into account when deciding if a
4862 previously loaded value matches.
4864 2001-01-24 Richard Henderson <rth@redhat.com>
4866 * reload.c (find_reloads_subreg_address): Fail the substitution
4867 if the resulting address is insufficiently aligned.
4869 2001-01-24 DJ Delorie <dj@redhat.com>
4871 * combine.c (combine_simplify_rtx): If the modes are all VOIDmode,
4872 check the original operand's mode also.
4873 * simplify-rtx.c (simplify_ternary_operation): Ditto.
4875 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4877 * c-parse.in (cast_expr): Move compound literals from here ...
4878 (primary): ... to here. Use standard terminology "compound
4879 literal" instead of "constructor expression".
4881 2001-01-24 Joseph S. Myers <jsm28@cam.ac.uk>
4883 * gcc.1, cpp.1: Regenerate.
4885 2001-01-24 Alexandre Oliva <aoliva@redhat.com>
4887 * calls.c (emit_library_call_value_1): Memory slot for
4888 pass-by-reference argument should have the mode of the argument,
4889 not of the pointer to it.
4891 2001-01-24 Tom Tromey <tromey@redhat.com>
4893 * gcc.texi (G++ and GCC): Mention gcj manual.
4894 (Standards): Link to section of manual mentioning gcj/Java
4897 2001-01-24 Jakub Jelinek <jakub@redhat.com>
4899 * cppfiles.c (_cpp_read_file): Add to dependencies if requested.
4900 * cppinit.c (cpp_start_read): Remove deps_add_dep call.
4901 * tradcpp.c (main): Add -imacros or -include'd dependencies
4903 * cpp.texi (-M, -MM): Document -M -include behaviour.
4905 2001-01-24 Roger Collins <roger@ProProject.com>
4907 * config/i386/xm-i386.h: Make __i386__ a boolean macro.
4909 2001-01-24 Will Cohen <wcohen@redhat.com>
4911 * config/mips/abi64.h (RETURN_IN_MEMORY): Always take into account
4912 whether registers are 32 bits or 64 bits in size.
4914 2001-01-24 Ben Elliston <bje@redhat.com>
4916 * config/m32r/m32r.h (PREDICATE_CODES): Remove m32r_not_same_reg.
4918 2001-01-24 Richard Henderson <rth@redhat.com>
4920 * config/alpha/alpha.md (builtin_longjmp_internal): New.
4921 (builtin_longjmp): Use it instead of emit_indirect_jump.
4923 2001-01-23 John David Anglin <dave@hiauly1.hia.nrc.ca>
4925 * bb-reorder.c (make_reorder_chain_1): Handle case where
4926 jump edge goes to the same block as the fallthru edge.
4928 2001-01-23 Jim Wilson <wilson@redhat.com>
4930 * dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
4931 * frame.h (__ia64_personality_v1): Add prototype.
4932 * libgcc2.c (ia64_throw_helper): Change personality declaration to
4933 prototype form. Add void * cast to first argument to personality
4935 * real.c (e113toe): Surround with INTEL_EXTENDED_IEEE_FORMAT ifdefs.
4936 (asctoe113): Likewise.
4937 * config/ia64/frame-ia64.c: Include eh-common.h.
4938 * config/ia64/ia64-protos.h (sdata_section, sbbs_section): Add
4940 * config/ia64/ia64.c (emit_insn_group_barriers): Add ATTRIBUTE_UNUSED
4942 (itanium_split_issue): Add prototype.
4943 (gen_nop_type): Ifdef out.
4944 (find_best_packet): Initialize best_packet.
4945 (ia64_encode_section_info): New local string. Use for ggc_alloc_string
4947 * config/ia64/ia64.h (ASM_OUTPUT_LONG_DOUBLE): Use 0L not 0.
4948 * config/ia64/ia64.md (bsp_value): Add explicit stop bit at start.
4949 (flushrs): Add explicit stop bit at end.
4950 * config/ia64/lib1funcs.asm (__ia64_restore_stack_nonlocal): Change
4953 2001-01-23 Chris Demetriou <cgd@broadcom.com>
4955 * libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
4957 * libgcc2.c (__terminate_func): Make variable static.
4958 (__terminate_set_func): New function to set __terminate_func.
4959 * libgcc2.h (__terminate_func_ptr): New typedef.
4960 (__terminate_set_func): New function.
4962 2001-01-23 Richard Henderson <rth@redhat.com>
4964 * flow.c (init_propagate_block_info): Don't consider unchanging
4965 memories for dead frame store elimination.
4967 2001-01-23 Richard Henderson <rth@redhat.com>
4969 * varasm.c (UNIQUE_SECTION): Move default implementation ...
4970 * defaults.h: ... here.
4972 2001-01-24 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4974 * c4x.h (TARGET_LOAD_DIRECT_MEMS): Define.
4976 2001-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
4978 * c-lex.c (lex_charconst): Fix typo: s/p/str.
4980 2001-01-23 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4982 * rs6000.h (rs6000_return_addr): Move prototype from here...
4983 * rs6000-protos.h (rs6000_return_addr): ...to here.
4984 (rs6000_init_expanders): Delete prototype.
4986 2001-01-23 Nick Clifton <nickc@redhat.com>
4988 * invoke.texi: Replace , with \, inside @gccoptlist macros.
4989 (Spec Files): Document %B and %j and %. and %v3 and %M and
4990 %{S*&T} spec switches.
4992 2001-01-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
4994 * c4x.c (c4x_r11_set_p): Calculate rtx code correctly.
4996 2001-01-23 Chris Demetriou <cgd@sibyte.com>
4997 Neil Booth <neil@daikokuya.demon.co.uk>
4999 * cpperror.c: Merge handlers of PEDWARN and WARNING.
5000 Have -Werror make pedantic warnings errors, like the
5003 2001-01-23 Phil Edwards <pme@sources.redhat.com>
5005 * c-tree.texi (IDENTIFIER_LENGTH): Fix typo.
5007 2001-01-23 Jakub Jelinek <jakub@redhat.com>
5009 * integrate.h (struct inline_remap): Add compare_src, compare_mode.
5010 * integrate.c (expand_inline_function): Initialize them.
5011 (subst_constants): If changing COMPARE so that both its arguments
5012 will be VOIDmode and the comparison mode will be lost, note
5013 compare_mode. Use the recorded compare_mode to optimize
5016 2001-01-23 Jason Merrill <jason@redhat.com>
5018 * dwarf2out.c (new_die): Use xcalloc.
5019 (output_die): Abort rather than emit a local reference to offset 0.
5021 2001-01-17 Andrew Haley <aph@redhat.com>
5023 * libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
5024 of a saved register; return NULL instead.
5025 (copy_reg): Take a pointer to a source register rather than a
5027 (next_stack_level): Remember the address in the stack frame of all
5029 Use the saved register pointer array as the source of the CFA.
5030 (throw_helper): Rewrite. Unwind once rather than twice and keep
5031 track of saved registers as we go.
5033 2001-01-23 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5035 * c4x-protos.h (c4x_legitimize_reload_address): Remove.
5036 * c4x.c (c4x_legitimize_reload_address): Remove.
5037 * c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Rewrite to generate correct
5038 reload address for ldp(k) insn.
5040 Mon Jan 22 20:53:47 2001 Jeffrey A Law (law@cygnus.com)
5042 * pa.md (return_internal): Add a USE of the PIC register to ensure
5043 it is restored after each call.
5044 (return expander): Corresponding changes.
5046 2001-01-22 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5048 * rs6000.h (INIT_EXPANDERS): Delete.
5049 (RETURN_ADDR_RTX): Call rs6000_return_addr().
5050 * rs6000.c (rs6000_override_options): Call *_machine_status from
5052 (rs6000_init_expanders): ...instead of here. Delete.
5053 (rs6000_mark_machine_status): New function.
5054 (rs6000_init_machine_status): Use xcalloc.
5055 (rs6000_return_addr): Generate RTX for the return address.
5056 (rs6000_ra_ever_killed): New, check if LR was ever destroyed.
5057 (rs6000_stack_info): Use it.
5059 2001-01-22 Thomas Pfaff <tpfaff@gmx.net>
5061 * gthr-win32.h: Include errno.h to get a declaration for
5062 EINVAL and _mingw.h if the target is mingw32.
5064 2001-01-22 Andres Felipe Vargas <avargas@teletulua.com.co>
5066 * cpp.texi: Correct typos.
5068 Mon Jan 22 13:59:09 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5070 * explow.c (probe_stack_range): Ensure value passed to
5071 stack_check_libfunc is ptr_mode, not Pmode.
5073 Mon Jan 22 16:53:06 2001 J"orn Rennecke <amylaar@redhat.com>
5075 * recog.c (validate_replace_rtx_1): In ZERO_EXTEND / SIGN_EXTEND
5076 case, don't use operand_subword to calculate a SUBREG that is
5079 * rtl.texi: Comparisons yield 0 or STORE_FLAG_VALUE.
5081 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5083 * c4x.c (c4x_valid_rptb_p, c4x_label_ref_used_p): New functions.
5084 (c4x_rptb_insert): Call c4x_valid_rptb_p to check if repeat block is
5085 valid. If not replace it by equivalent insns.
5087 2001-01-22 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
5089 * c4x.c (c4x_check_legit_addr): Only check CONST. Not if CONST
5090 contains SYMBOL_REF, LABEL_REF and CONST_INT.
5091 (c4x_U_constraint, symbolic_address_operand): Likewise.
5092 (c4x_immed_float_constant): Do not check if CONST_DOUBLE is in
5094 (c4x_r11_set_p, c4x_check_laj_p): New functions.
5095 * c4x-protos.h (c4x_check_laj_p): Add prototype.
5096 * c4x.md (in_annul_slot_3): Do not allow auto-increment in last
5097 anulling slot because of silicon bug.
5098 (laj, lajv): Call c4x_check_laj_p to check for silicon bug.
5100 2001-01-22 Alan Modra <alan@linuxcare.com.au>
5102 * cppexp.c (parse_charconst): Change `mask' type to agree
5105 2001-01-21 Richard Henderson <rth@redhat.com>
5107 * config/i386/i386.c (ix86_asm_file_end): Disable putting
5108 pic_label_name in a linkonce section.
5110 2001-01-17 Philipp Thomas <pthomas@suse.de>
5112 * aclocal.m4 (AM_WITH_NLS): Add -lintl to LIBS if gettext was
5114 * configure: Regenerate.
5116 Sun Jan 21 02:38:56 2001 J"orn Rennecke <amylaar@redhat.com>
5118 * expmed.c (synth_mult, expand_mult_highpart, expand_divmod): Guard
5119 uses of shift_cost, shiftadd_cost and shiftsub_cost with bound checks.
5121 Sun Jan 21 09:44:17 2001 Denis Chertykov <denisc@overta.ru>
5123 * config/avr/avr.c (ret_cond_branch): New argument (reverse) added.
5124 If REVERSE nonzero then condition code in X must be reversed.
5125 (encode_section_info): Optimise if/else.
5126 (avr_function_value): Fix formatting.
5128 * config/avr/avr.md (branch): Call to ret_cond_branch changed.
5129 (difficult_branch): Likewise.
5130 (rvbranch): Likewise.
5131 (difficult_rvbranch): Likewise.
5133 * config/avr/avr-protos.h (ret_cond_branch): Prototype changed.
5135 * config/avr/libgcc.S: Fix comment.
5137 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5139 * sdbout.c (PUT_SDB_DEF): Fix after last bogus change.
5141 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5143 * cppinit.c (INO_T_EQ): Don't use #elif, fix formatting.
5145 2001-01-20 Michael Sokolov <msokolov@ivan.Harhan.ORG>
5147 * aclocal.m4 (gcc_AC_FUNC_STRSTR): New macro.
5148 * configure.in (gcc_AC_FUNC_STRSTR): Add invokation.
5149 * configure, config.in: Regenerate.
5150 * Makefile.in (STRSTR, HOST_STRSTR, USE_HOST_STRSTR): New variables.
5151 (LIBDEPS, HOST_LIBDEPS, LIBS, HOST_LIBS): Add strstr handling.
5152 (strstr.o, $(HOST_PREFIX_1)strstr.o): New rules.
5153 (doprint.o): New rule.
5155 2001-01-20 Joseph S. Myers <jsm28@cam.ac.uk>
5157 * c-typeck.c (digest_init): Handle boolean types as scalars.
5159 Sat Jan 20 12:46:57 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5161 * stmt.c (expand_return): Don't return anything if size is zero.
5162 Delete redundant assignment to BYTES.
5163 * expr.c (move_block_from_reg): Do nothing if NREGS is zero.
5165 2001-01-20 Marek Michalkiewicz <marekm@linux.org.pl>
5167 * config/avr/avr.h (INIT_TARGET_OPTABS): Remove most of it, was
5168 the same as the default library function names.
5169 * config/avr/avr.md: Document special characters after '%'.
5170 (mulqi3, mulhi3, mulsi3): Call libgcc.S functions ourselves,
5171 knowing which of the call-used registers are really clobbered.
5172 (divmodqi4, udivmodqi4, divmodhi4, udivmodhi4, divmodsi4, udivmodsi4):
5173 New. Both quotient and remainder from one libgcc.S call.
5174 * config/avr/libgcc.S: Optimize mul/divmod for the new insns above,
5175 clobber as few registers as possible.
5176 * config/avr/t-avr (LIB1ASMFUNCS): Adjust for the above changes.
5178 2001-01-20 Neil Booth <neil@daikokuya.demon.co.uk>
5180 * cppmacro.c (funlike_invocation_p): Don't move back up to the
5181 context of the top of the stack.
5183 2001-01-20 Jakub Jelinek <jakub@redhat.com>
5185 * function.c (fixup_var_refs): Move CALL_PLACEHOLDER handling...
5186 (fixup_var_refs_insns): ...here.
5188 2001-01-20 Zack Weinberg <zack@wolery.stanford.edu>
5190 * function.c (fixup_var_refs_insns): Break up into
5191 fixup_var_refs_insn [body of loop], fixup_var_refs_insns
5192 [loop over entire insn list], and fixup_var_refs_insns_with_hash
5193 [loop over hash table entries].
5194 (fixup_var_refs): Adjust calls to fixup_var_refs_insns and/or
5195 fixup_var_refs_insns_with_hash, to match above changes.
5197 2001-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
5199 * Makefile.in (ORDINARY_FLAGS_TO_PASS): Add MAKEOVERRIDES variable.
5200 (libgcc.a): Likewise.
5201 (stmp-multilib): Likewise.
5202 (STAGE2_FLAGS_TO_PASS): Likewise.
5204 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
5206 * config/sh/sh.c (prepare_move_operands) [PIC]: Use operands[0] as
5207 temporary if no_new_pseudos.
5209 2001-01-19 Neil Booth <neil@daikokuya.demon.co.uk>
5211 * cppinternals.texi: Update.
5213 2001-01-19 Richard Earnshaw <rearnsha@arm.com>
5215 * arm.c (arm_init_builtins): Re-enable builtins.
5217 Fri Jan 19 13:02:56 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5219 * rtl.texi (SET, CLOBBER): Document PARALLEL as SET_DEST possibility.
5220 * flow.c (mark_set_1, case PARALLEL): Don't require BLKmode, allow
5221 element to be null, and always expect an EXPR_LIST.
5222 * rtlanal.c (reg_overlap_mentioned_p, note_stores): Likewise.
5223 * sched-deps.c (sched_analyze_1): Likewise.
5224 * sched-rgn.c (check_live_1, update_live_1): Likewise.
5226 * regclass.c (max_set_parallel): New variable.
5227 (reg_scan): Take it into account in computation of max_parallel.
5228 (reg_scan_mark_refs, case SET): Compute it.
5230 * alias.c (rtx_equal_for_memref_p, case ADDRESSOF): Don't assume
5232 * expr.c (store_constructor): Don't look at MEM_ALIAS_SET unless MEM.
5233 * function.c (assign_parms): Use INTVAL for a CONST_INT.
5235 2001-01-19 Jason Merrill <jason@redhat.com>
5237 * dwarf2out.c (gen_subprogram_die): Don't reuse the in-class decl
5238 for the abstract instance of an inline function.
5240 Fri Jan 19 14:31:35 2001 Alexandre Oliva <aoliva@redhat.com>
5241 J"orn Rennecke <amylaar@redhat.com>
5243 * reload1.c (move2add_note_store): Treat all registers directly or
5244 indirectly derived from a base register as members of the same set
5246 (reload_cse_move2add): Adjust accordingly. Take mode and offset
5247 of base register into account.
5249 Fri Jan 19 09:18:42 2001 J"orn Rennecke <amylaar@redhat.com>
5251 * alias.c (find_base_value): Recognize TRUNCATE.
5252 (record_set): In PLUS case, invalidate if other summand is also a
5255 Thu Jan 18 06:43:04 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5257 * flow.c (mark_set_1, case PARALLEL): New case; rework to allow
5258 entry to be EXPR_LIST.
5259 * rtlanal.c (reg_overlap_mentioned_p): Allow PARALLEL in SET to
5260 be an EXPR_LIST (but not null, which other code doesn't allow).
5261 (note_stores): Properly handle PARALLEL in SET.
5262 Recursively call for top-level PARALLEL.
5263 * sched-deps.c (sched_analyze_1): Handle EXPR_LIST in PARALLEL in SET.
5264 * sched-rgn.c (check_live_1, update_live_1): Likewise.
5266 * config.gcc (rs6000-ibm-aix*, rs6000-bull-bosx): Add rs6000/aix.h.
5268 2001-01-18 Neil Booth <neil@daikokuya.demon.co.uk>
5270 * cpplib.c (_cpp_handle_directive): Use buffer->was_skipping,
5271 not pfile->skipping (== 0).
5273 2001-01-17 Nick Clifton <nickc@redhat.com>
5275 * config/rs6000/rs6000.c: Add prototypes for {init|free}_
5278 2001-01-17 Jim Wilson <wilson@redhat.com>
5280 * invoke.texi (IA-64 options): Improve.
5282 2001-01-17 Tom Tromey <tromey@redhat.com>
5284 * invoke.texi (Optimize Options): Use `{}' to around @samp
5287 2001-01-17 Aldy Hernandez <aldyh@redhat.com>
5289 * invoke.texi (-fno-guess-branch-probability): New option.
5291 Wed Jan 17 13:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5293 * combine.c (try_combine): Don't set i3_subst_into_i2 for
5294 case of making new double-word constant.
5295 Revert last change: instead just test i3_subst_into_i2.
5297 2001-01-17 Jakub Jelinek <jakub@redhat.com>
5299 * config/i386/i386.md (cmpqi_minus_1): Use {b} for QImode operation.
5300 Use q constraints instead of r.
5302 Tue Jan 16 22:23:04 2001 Alan Modra (alan@linuxcare.com.au)
5304 * config/pa/pa.h (PIC_OFFSET_TABLE_REGNUM_SAVED): Remove.
5305 (machine_function): Define.
5306 (PIC_OFFSET_TABLE_SAVE_RTX) : Define.
5307 * config/pa/pa.c (pa_init_machine_status, pa_mark_machine_status,
5308 pa_free_machine_status): New functions.
5309 (override_options): Set {init,mark,free}_machine_status to above.
5310 (hppa_expand_prologue): Use PIC_OFFSET_TABLE_SAVE_RTX instead of
5311 PIC_OFFSET_TABLE_REGNUM_SAVED.
5312 * config/pa/pa.md: Use PIC_OFFSET_TABLE_SAVE_RTX instead of
5313 PIC_OFFSET_TABLE_REGNUM_SAVED throughout.
5314 * config/pa/pa32-regs.h (CONDITIONAL_REGISTER_USAGE): Remove
5315 references to PIC_OFFSET_TABLE_REGNUM_SAVED.
5316 * config/pa/pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
5318 2001-01-15 DJ Delorie <dj@redhat.com>
5320 * Makefile.in (gcov.1): Protect against texi2pod/pod2man failing.
5324 Tue Jan 16 17:20:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5326 * flow.c (propagate_on_insn): Make trying to delete a prologue
5327 or epilogue insn an ICE, not a warning. Allow doing this if
5328 the current function returns with stack pointer depressed.
5330 * combine.c (try_combine): If i3_subst_into_i2, properly check for
5331 I3 having more than one SET.
5333 2001-01-16 Jim Wilson <wilson@redhat.com>
5335 * invoke.texi: Document IA-64 options.
5337 * config/ia64/ia64.c (ia64_print_operand_address): Delete 'B' support.
5338 (fixup_errata): Delete TARGET_A_STEP use.
5339 * config/ia64/ia64.h (MASK_A_STEP, TARGET_A_STEP): Delete.
5340 (TARGET_SWITCHES): Delete -ma-step option.
5341 * config/ia64/ia64.md (all FP patterns): Delete %B0.
5342 (movqicc_astep, movqi_internal_astep, movhicc_astep,
5343 movhi_internal_astep, movsicc_astep, movsi_internal_astep, movdi+1,
5344 movdi_internal_astep, movsfcc_astep, movsf_internal_astep,
5345 movdfcc_astep, movdf_internal_astep, movtfcc_astep,
5346 movtf_internal_astep, cmovdi_internal_astep, cmovsi_internal_astep):
5348 (movqi_internal, movhi_internal, movsi_internal, movdi_internal,
5349 movsf_internal, movdf_internal, movtf_internal, cmovdi_internal,
5350 cmovsi_internal): Delete ! TARGET_A_STEP check.
5352 2001-01-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
5354 * gcc.texi (Bug Lists): Do not mention newsgroups nor the
5355 possibility to report bugs via postal mail. Change a URL and
5356 merge in a nearly duplicate statement...
5357 (Bug Reporting): ...from here.
5358 (Service): Refer to the Bug Reporting section instead of
5360 (Contributing): Remove trivial explanations concerning snapshots.
5362 2001-01-16 Alan Modra <alan@linuxcare.com.au>
5364 * cppmain.c (general_init): Don't use ANSI prototype.
5366 2001-01-16 Tom Tromey <tromey@redhat.com>
5368 * gcc.c (cpp_options): Added `*' to specs for -MF, -MQ, and -MT.
5370 2001-01-16 Richard Henderson <rth@redhat.com>
5372 * config/i386/i386.h: Fix comment typo.
5373 * config/i386/i386.md (shift+compare pattern names): s/cmpno/cmp/
5374 (ashr+compare patterns): Match CCGOCmode not CCNOmode.
5376 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5378 * gcc.c: Revert previous -fsyntax-only-related change; move
5381 2001-01-16 Jakub Jelinek <jakub@redhat.com>
5383 * config/i386/i386.c (fcmov_comparison_operator): Only initialize
5384 inmode after checking GET_CODE (op).
5386 2001-01-16 Richard Henderson <rth@redhat.com>
5388 * flow.c (struct propagate_block_info): Add mem_set_list_len.
5389 (MAX_MEM_SET_LIST_LEN): New.
5390 (propagate_one_insn): Update mem_set_list_len.
5391 (invalidate_mems_from_autoinc): Likewise.
5392 (invalidate_mems_from_set): Likewise.
5393 (mark_used_regs): Likewise.
5394 (init_propagate_block_info): Likewise. Stop collecting memories
5395 when we reach MAX_MEM_SET_LIST_LEN.
5396 (mark_set_1): Likewise.
5398 2001-01-16 Richard Henderson <rth@redhat.com>
5400 * unroll.c (precondition_loop_p): Fail if no iteration
5403 2001-01-16 Phil Edwards <pme@sources.redhat.com>
5405 * gcc.c: When -fsyntax-only is given, do not complain about
5408 2001-01-15 Richard Henderson <rth@redhat.com>
5410 * config/i386/i386.c (asm_output_function_prefix): Remove.
5411 (ix86_asm_file_end): New.
5412 (load_pic_register): Generate pic_label_name into a
5413 staticly allocated buffer.
5414 * config/i386/i386-protos.h: Update.
5415 * config/i386/i386.h (ASM_OUTPUT_FUNCTION_PREFIX): Remove.
5416 (ASM_FILE_END): New.
5417 * config/i386/i386afe.h: New file.
5418 * config.gcc (i?86-*-elf) [tm_file]: Use it.
5419 (i?86-*-{freebsd,linux*,moss*}): Likewise.
5420 * config/elfos.h (ASM_FILE_END): Undef before redefinition.
5421 * config/i386/cygwin.h (ASM_FILE_END): Likewise.
5422 * config/i386/osfrose.h (ASM_FILE_END): Invoke ix86_asm_file_end.
5423 * config/i386/sco5.h (ASM_FILE_END): Likewise.
5424 * config/i386/winnt.c (i386_pe_asm_file_end): Likewise.
5426 2001-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
5428 * Makefile.in (install-man): Remove explicit dependency on
5431 * configure.in, configure: Revert previous patch requiring perl
5434 2001-01-12 Aldy Hernandez <aldyh@redhat.com>
5436 * toplev.c (flag_guess_branch_prob): New.
5437 (f_options): Add guess-branch-probability option.
5438 (rest_of_decl_compilation): Only estimate branch probability if
5440 (main): set flag_guess_branch_prob.
5442 * flags.h (flag_guess_branch_prob): New.
5444 2001-01-15 DJ Delorie <dj@redhat.com>
5446 * gcc.texi (Makefile): Add documentation for Makefile targets.
5448 2001-01-15 Philip Blundell <philb@gnu.org>
5450 * config/arm/arm.c (arm_finalize_pic): New arg "prologue".
5452 * config/arm/arm-protos.h (arm_finalize_pic): Update prototype.
5453 (is_pic): Delete declaration.
5454 * config/arm/arm.h (FINALIZE_PIC): Update call to arm_finalize_pic.
5455 (OUTPUT_INT_ADDR_CONST): Remove special handling of PIC address.
5456 * config/arm/arm.md (builtin_setjmp_receiver): New.
5458 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5460 * arm.c (use_return_insn): Don't try to determine the function type
5461 until after reload has completed.
5462 (arm_output_epilogue): Don't adjust the sp value recovered from the
5464 (emit_multi_reg_push): Don't record dwarf information for the pc.
5465 * arm.md (eh_epilogue): The function type may have changed, so it
5466 needs to be recalculated.
5467 * arm/netbsd.h (DWARF2_UNWIND_INFO): Delete. Can now use dwarf2
5468 unwind tables on arm/netbsd.
5470 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5472 * arm.md (cbranchsi4): Correct calculation of branch ranges.
5473 (negated_cbranchsi4): Likewise.
5475 2001-01-15 Richard Earnshaw <rearnsha@arm.com>
5477 * config/arm/semi.h (SUBTARGET_EXTRA_SPECS): Define.
5478 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5479 (ASM_SPEC): Call subtarget_extra_asm_spec. Don't
5480 pass -mapcs-* options to assembler.
5481 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Define.
5482 (SUBTARGET_EXTRA_ASM_SPEC): Define to empty string.
5483 (ASM_SPEC): Call subtarget_extra_asm_spec.
5485 2001-01-15 Andreas Jaeger <aj@suse.de>
5487 * config/i386/i386.c (ix86_init_builtins): Make i size_t to remove
5489 (ix86_expand_builtin): Likewise.
5491 * gencodes.c (output_predicate_decls): Make i size_t to avoid
5492 warning about comparison between signed and unsigned.
5494 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5496 * expr.c (do_jump): Treat VOIDmode CONST_DOUBLEs like CONST_INTs.
5498 2001-01-14 Ralf Baechle <ralf@gnu.org>
5500 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Default ABI is 32; change
5501 SUBTARGET_CPP_SPEC apropriatly.
5503 2001-01-12 Mark Mitchell <mark@codesourcery.com>
5505 * varasm.c (make_decl_rtl): Fix typo in last change.
5507 2001-01-14 Jeffrey Oldham <oldham@codesourcery.com>
5509 * defaults.h (SUPPORTS_INIT_PRIORITY): New macro to indicate the
5510 linker supports the init_priority C++ attribute.
5511 * tm.texi (SUPPORTS_INIT_PRIORITY): Documentation for new macro.
5512 * config/mips/iris6.h (SUPPORTS_INIT_PRIORITY): Indicate Irix
5513 linker does not support init_priority C++ attribute.
5515 Sun Jan 14 22:31:30 2001 J"orn Rennecke <amylaar@redhat.com>
5517 * Makefile.in (libgcc1-test.o): Depends on stmp-int-hdrs.
5519 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5521 * c-parse.in (finish_parse): Add comment about cpp_destroy.
5522 * cp/lex.c (finish_parse): Similarly.
5523 * cppinit.c (cpp_cleanup): Rename cpp_destroy for clarity.
5524 Return the number of errors encountered.
5525 * cpplib.h (cpp_cleanup): Rename cpp_destroy, return int.
5526 * cppmain.c (main): Don't call cpp_destroy.
5528 2001-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
5530 * configure.in: Require at least perl 5.6.0 to regenerate
5532 * configure: Regenerate.
5534 2001-01-14 Richard Henderson <rth@redhat.com>
5536 * genrecog.c (DT_veclen_ge): New.
5537 (add_to_sequence) [MATCH_PARALLEL]: Generate one.
5538 (maybe_both_true_2): Simplify DT_veclen vs DT_veclen_ge.
5539 (nodes_identical_1): Handle DT_veclen_ge.
5540 (write_cond, debug_decision_2): Likewise.
5542 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5544 * arm.md (ldmsi_postinc, ldmsi, stmsi_postinc, smsi): Delete. Replace
5546 (ldmsi_postinc[432], ldmsi[432], stmsi_postinc[432], stmsi[432]): New.
5548 2001-01-14 Neil Booth <neil@daikokuya.demon.co.uk>
5550 * cppmain.c (do_preprocessing): New function; most of the old
5552 (main): Call it to do most of the work.
5553 (cb): Move from global scope to set_callbacks ().
5554 (setup_callbacks): Get the callback pointer.
5555 (general_init, printer_init): Clean up code and comments.
5557 2001-01-14 Richard Earnshaw <rearnsha@arm.com>
5559 * config/arm/semi.h (ASM_SPEC): Pass -k to the assembler when
5562 2001-01-14 Kazu Hirata <kazu@hxi.com>
5564 * config/h8300/h8300.c (get_shift_alg): Update comments.
5566 Sun Jan 14 06:20:49 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5568 * ggc-page.c (alloc_annon): Call perror and correctly call exit.
5569 (alloc_page, ggc_alloc): Add casts to remove warnings.
5571 2001-01-14 Geoffrey Keating <geoffk@redhat.com>
5573 * combine.c (simplify_comparison): Don't change `code' when
5574 can't reverse comparison.
5576 2001-01-14 Richard Henderson <rth@redhat.com>
5578 * rtlanal.c (computed_jump_p_1): Rename from jmp_uses_reg_or_mem;
5579 update all call sites. Return true for all non-label constants.
5581 Sun Jan 14 10:09:48 MET 2001 Jan hubicka <jh@suse.cz>
5583 * i386.c (ix86_expand_compare): Add bypass_test and second_test
5585 (ix86_expand_branch): Update.
5586 (ix86_expand_setcc): Update to handle multiple test conditions.
5587 (expand_int_movcc): Likewise.
5588 (expand_fp_movcc): Likewise.
5589 * i386-protos.h (ix86_expand_compare): New.
5590 * i386.md (andqi_?_slp, orqi_?_slp): New.
5591 (conditional trap expander): Update call to ix86_expand_compare.
5593 2001-01-14 Richard Henderson <rth@redhat.com>
5595 * config/vax/vax.md: Use nonimmediate_operand instead of
5596 general_operand in destinations.
5598 * config/vax/vax.md (indirect_jump): Use register_operand.
5600 * config/vax/vax.h (RETURN_POPS_ARGS): Max at 255 arguments.
5601 * config/vax/vax.md (call_pop): Turn into an expander.
5602 (call_value_pop): Likewise.
5603 (call, call_value): New.
5605 2001-01-14 Andreas Jaeger <aj@suse.de>
5607 * config/i386/i386.c (ix86_split_fp_branch): Remove unused
5609 (ix86_fp_compare_mode): Add unused attribute.
5610 (ix86_expand_fp_movcc): Remove unused variable.
5611 (ix86_expand_builtin): Make fcode unsigned.
5613 * expr.c (MOVE_BY_PIECES_P): Cast MOVE_RATIO to unsigned.
5614 (expand_expr): Add cast to avoid signed warning.
5615 (store_field): Likewise.
5616 (store_constructor_field): Likewise.
5617 (store_constructor): Likewise.
5618 (store_expr): Likewise.
5619 (clear_storage): Likewise.
5620 (emit_group_store): Likewise.
5621 (emit_group_load): Likewise.
5623 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5625 * c-common.c: Move format checking code to ...
5626 * c-format.c: ... here. New file. Reorder some functions and
5628 (decl_handle_format_attribute, decl_handle_format_arg_attribute):
5630 * c-common.h (decl_handle_format_attribute,
5631 decl_handle_format_arg_attribute): Declare.
5632 * Makefile.in (C_AND_OBJC_OBJS): Add c-format.o.
5633 (c-common.o): Adjust dependencies.
5634 (c-format.o): New list of dependencies.
5636 2001-01-13 Jakub Jelinek <jakub@redhat.com>
5638 * unroll.c (loop_iterations): If we cannot prove iteration variable
5639 is set once in each iteration, punt.
5641 Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
5643 * config/avr/avr.md ("strlenhi"): Remove clobber of input address.
5644 (*strlenhi): Remove clobber (which was buggy) of output address.
5646 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5648 * Makefile.in (generated-manpages): Add gcc.1
5649 ($(srcdir)/gcc.1): New target.
5650 (maintainer-clean): Delete $(srcdir)/gcc.1.
5651 * gcc.texi: Add macros @gccoptlist and @gol.
5652 * invoke.texi: Include option summary in manpage. Mark up option
5653 summary with @gccoptlist and @gol. Use @r in one place where
5655 * texinfo.tex: Update to version 2000-12-11.07 from ftp.gnu.org.
5656 * gcc.1: Generate from invoke.texi.
5658 2001-01-13 Richard Henderson <rth@redhat.com>
5660 * ggc-page.c (USING_MALLOC_PAGE_GROUPS): New; set if not using mmap.
5661 (struct page_entry): Add group member.
5662 (struct page_group): New.
5663 (struct globals): Add page_groups member.
5664 (alloc_anon): Only define for using mmap; remove valloc call.
5665 (page_group_index): New.
5666 (set_page_group_in_use): New.
5667 (clear_page_group_in_use): New.
5668 (alloc_page): Implement USING_MALLOC_PAGE_GROUPS.
5669 (free_page, release_pages): Likewise.
5670 * configure.in (with-gc): Default to ggc-page always.
5672 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5674 * reload1.c (replace_pseudos_in_call_usage): Use
5675 reg_equiv_constant and reg_equiv_address, and don't try
5676 regno_reg_rtx first.
5678 2001-01-13 Richard Henderson <rth@redhat.com>
5680 * ggc-page.c (alloc_page): Round up allocation size to one page.
5681 Set e->order on extra pages.
5683 2001-01-13 Richard Henderson <rth@redhat.com>
5685 * genrecog.c (nodes_identical): Expand commentary.
5686 (write_switch): Watch out for identical nodes.
5688 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5690 * cppfiles.c (_cpp_fake_include): New function.
5691 * cpphash.h (_cpp_fake_include): New.
5692 * cpplib.c (do_line): Call _cpp_fake_include when entering
5693 header files in preprocessed input.
5694 * cppmain.c (cb_pragma_implementation): Remove handling.
5695 (setup_callbacks): Don't register pragmas.
5697 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5699 * extend.texi: Udate for CPP.
5701 2001-01-13 Andreas Jaeger <aj@suse.de>
5703 * reload1.c: Add prototype for replace_pseudos_in_call_usage.
5705 * regmove.c: Add prototype for replace_in_call_usage.
5707 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5709 * cpplib.h (cpp_pool, mi_state, mi_ind, struct cpp_macro,
5710 struct cpp_chunk, struct htab, struct toklist,
5711 struct cpp_context, CPP_STACK_MAX, struct lexer_state,
5712 struct spec_nodes, struct cpp_reader, CPP_OPTION, CPP_BUFFER,
5713 CPP_BUF_LINE, CPP_BUF_COL, CPP_BUF_COLUMN, U, ustrcmp, ustrncmp,
5714 ustrlen, uxstrdup, ustrchr, ufputs): Move to cpphash.h.
5715 (struct macro_args): Delete.
5716 * cpphash.h: See above.
5718 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5720 * cppmain.c (struct printer): Remove no_line_dirs.
5722 (main, setup_callbacks, scan_buffer, printer_init, cb_define)
5723 : Use options rather than CPP_OPTION.
5724 (setup_callbacks): Use cb rather than pfile->cb.
5725 (main): No need to check for a buffer. Use cpp_errors.
5726 (printer_init): Don't set no_line_dirs.
5727 (maybe_print_line): Use options not no_line_dirs.
5728 (cb_file_change): Don't call print_line if -P.
5730 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5732 * c-lex.c (init_c_lex): Use cpp_get_callbacks to set
5734 * c-parse.in (finish_parse): Use cpp_errors.
5735 (__yylex): Use return value of cpp_pop_buffer.
5736 * cp/lex.c (finish_parse): Use cpp_errors.
5737 * cp/spew.c (read_token): Use return value of cpp_pop_buffer.
5739 Sat Jan 13 16:57:40 2001 Denis Chertykov <denisc@overta.ru>
5741 * README.AVR: URLs corrected.
5743 Sat Jan 13 07:30:02 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
5745 * c-decl.c (start_function): Don't warn if old prototype is builtin
5746 that's not in C's namespace.
5747 * libgcc2.c (_varargs): Update definition of __builtin_saveregs.
5748 (_bb): Add prototype for ctime.
5749 * config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
5751 Sat Jan 13 09:53:32 MET 2001 Jan Hubicka <jh@suse.cz>
5753 * i386.c (ix86_fp_comparison_arithmetics_cost,
5754 ix86_fp_comparison_fcomi_cost, ix86_fp_comparison_sahf_cost,
5755 ix86_fp_comparison_cost): New functions.
5756 (ix86_expand_fp_compare): Use the costs to choose best bethod; add
5757 two new parameters SECOND_TEST and BYPASS_TEST; allow generating
5758 two-branch sequences; make static.
5759 (ix86_use_fcomi_compare): Do decision according to the costs.
5760 (split_fp_branch): New.
5761 * i386.md (compare-and-branch patterns): Use split_fp_branch.
5762 * i386-protos.h (ix86_expand_fp_compare): Remove
5763 (ix86_split_fp_branch): Declare.
5765 * i386.h (PREDICATE_CODES): Update codes from fcmov_comparison_operand
5766 and ix86_comparison_operator.
5768 * i386.c (ix86_prepare_fp_compare_args): Try to rearange the comparison
5771 * i386.c (put_condition_code): Output properly the unordered/ordered
5772 compares in fp case.
5773 (ix86_expand_fp_movcc): Use ix86_expand_compare infrastructure.
5775 * tm.texi (REVERSE_CONDITION): Document.
5776 * i386.c (ix86_fp_compare_mode): Simplify; return always CCFPmode
5777 in -ffast-math mode.
5778 * i386.h (REVERSE_CONDITION, REVERSIBLE_CC_MODE): New macro.
5780 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
5782 * config/sh/sh.c (sh_expand_epilogue): Use PR explicitly.
5784 * config/sh/sh.c (sh_expand_prologue): Let the second toggle_sz be
5787 * config/sh/sh.c (mova_p): Fix test for mova_const.
5789 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5791 * fix-header.c (read_scan_file): Use cpp_get_callbacks and
5792 cpp_get_options rather than dereferencing pfile and using
5794 * scan-decls.c (scan_decls): Use return value of
5795 cpp_pop_buffer rather than CPP_BUFFER.
5797 2001-01-13 Neil Booth <neil@daikokuya.demon.co.uk>
5799 * cppinit.c (cpp_handle_option): help_only is now part of the
5800 cpp_options structure.
5801 * cpplib.c (cpp_errors, cpp_get_options, cpp_get_callbacks,
5802 cpp_set_callbacks): New functions.
5803 * cpplib.h (cpp_callbacks): Break out as a named structure.
5804 (cpp_options): Move help_only here from cpp_reader.
5805 (CPP_FATAL_ERRORS): Update to use cpp_errors.
5806 (cpp_errors, cpp_get_options, cpp_get_callbacks,
5807 cpp_set_callbacks): New prototypes.
5808 * cppmain.c (main): Update for help_only.
5810 2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
5812 * Makefile.in (info, maintainer-clean, install-info, uninstall):
5813 Also build and remove and install and uninstall c-tree.info and
5815 ($(srcdir)/gcc.info): Add dependency on contrib.texi.
5816 ($(srcdir)/cppinternals.info): New target.
5817 * c-tree.texi: Change file name used when makeinfo used without -o
5818 from ir.info to c-tree.info. Add info directory entry.
5819 * cppinternals.texi: Add info directory entry.
5820 * .cvsignore: Update.
5822 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5824 * c-typeck.c (store_init_value): Don't require constant initializer
5825 elements with -pedantic -std=c99.
5826 (digest_init): Change error about non-constant initializer elements
5828 (constructor_range_end): Remove.
5829 (constructor_incremental, designator_depth,
5830 designator_errorneous): New variables.
5831 (struct constructor_stack): Remove range_end, add incremental.
5832 (struct constructor_range_stack, constructor_range_stack): New.
5833 (struct initializer_stack): Add constructor_range_stack.
5834 (finish_init): Set it.
5835 (start_init): Likewise. require_constant_elements for non-static
5836 trees only if not flag_isoc99.
5837 (really_start_incremental_init): Remove constructor_range_end, add
5838 constructor_incremental.
5839 (pop_init_level): Likewise.
5840 (push_init_level): Likewise. If implicit and the subobject had some
5841 value set already, preinitialize the level with it.
5842 Warn about missing braces only if not pushing due to designators.
5843 (set_designator, push_range_stack): New functions.
5844 (set_init_label): Use them.
5845 (set_init_index): Likewise. Remove constructor_range_end.
5846 Error if designator index is outside of array bounds.
5847 (add_pending_init): Compare values of purpose index trees, not the
5848 trees themselves. Allow overwriting of already initialized element.
5849 Issue a warning if it had side-effects.
5850 (set_nonincremental_init, set_nonincremental_init_from_string): New
5852 (pending_init_member): Rename to...
5853 (find_init_member): ...this function. Call set_nonincremental_init
5854 if necessary. Compare values of purpose index trees, not the trees
5855 themselves. Return the actual value, not just non-zero if something
5857 (output_init_element): Remove checks for duplicates.
5858 If field has zero size, only check the initializer for correctness.
5859 Call set_nonincremental_init if necessary. Push RECORD/ARRAY into AVL
5860 if constructor_incremental is zero. Change error about initializers
5861 not computable at load time into pedwarn.
5862 (output_pending_init_elements): Compare bit positions, not
5863 FIELD_DECLs to take into account zero-sized fields.
5864 (process_init_element): Use constructor_range_stack to fill all
5865 ranges in the designator lists from current level up.
5866 * extend.texi: Update documentation for labeled elements.
5868 2001-01-12 Alexandre Oliva <aoliva@redhat.com>
5870 * calls.c (emit_library_call_value_1): Add USEs and CLOBBERs
5871 to function usage for arguments passed by reference. Optimize
5872 callee-copied arguments.
5873 * regmove.c (replace_in_call_usage): New function.
5874 (fixup_match_1): Call it.
5875 * cse.c (cse_insn): Canonicalize registers in function usage.
5876 * reload1.c (replace_pseudos_in_call_usage): New function.
5879 * Makefile.in: Reverted yesterday's wrong patch. Installed the
5882 2001-01-12 Jakub Jelinek <jakub@redhat.com>
5884 * config/alpha/alpha.c (alpha_expand_block_move): GET_MODE of tmp,
5887 2001-01-12 DJ Delorie <dj@redhat.com>
5889 * Makefile.in (bootstrap): rename stages to be mnemonic. Add
5890 restageN, unstageN, bubblestrap, quickstrap, and cleanstrap
5893 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5895 * cpp.texi, extend.texi, gcc.texi, install.texi, invoke.texi,
5896 tm.texi: Consistently refer to ISO C instead of ANSI C. Refer to
5897 -std options alongside references to -ansi. Update some
5898 documentation for C99.
5899 * cpp.1: Regenerate.
5901 2001-01-12 Andreas Jaeger <aj@suse.de>
5903 * haifa-sched.c (restore_line_notes): Remove argument block B
5905 * sched-ebb.c (schedule_ebb): Change caller.
5906 * sched-rgn.c (schedule_region): Likewise.
5907 * sched-int.h (restore_line_notes): Adjust prototype.
5909 * loop.h: Remove wrong declaration of doloop_condition_get.
5911 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5913 * extend.texi: Move C++-extension-related node from the C section
5914 into the C++ section.
5916 2001-01-12 Joseph S. Myers <jsm28@cam.ac.uk>
5918 * extend.texi: Refer to an array of pointers to functions instead
5919 of one of functions.
5921 Fri Jan 12 12:08:12 MET 2001 Andreas Jaeger <aj@suse.de>
5922 Jan Hubicka <jh@suse.cz>
5924 * combine.c (reversed_comparison): Fix typo in last patch.
5926 (combine_reversed_comparison_code): Make static to follow
5927 prototype declaration.
5929 2001-01-12 Phil Edwards <pme@sources.redhat.com>
5931 * install.texi: Remove misplaced duplicate entry.
5933 2001-01-11 Ulrich Drepper <drepper@redhat.com>
5935 * config/float-i386.h: Define FLT_EVAL_METHOD and DECIMAL_DIG for C99.
5937 Thu Jan 11 17:06:30 EST 2001 John Wehle (john@feith.com)
5939 * final.c: (leaf_function_p): Fix typo.
5941 2001-01-11 Zack Weinberg <zack@wolery.stanford.edu>
5943 * aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Completely rewritten.
5944 Now defines HAVE_MMAP_DEV_ZERO and/or HAVE_MMAP_ANON depending
5946 (AC_FUNC_MMAP_FILE): Don't AC_REQUIRE AC_FUNC_MMAP_ANYWHERE.
5947 * configure.in: Set GGC to ggc-page if any of mmap_dev_zero,
5948 mmap_anon, and valloc is available.
5949 * ggc-page.c: Restructure ifdef logic to match new autoconf
5950 spec. Don't throw away the test page in init_ggc.
5952 * configure, config.in: Regenerate.
5954 2001-01-12 Michael Hayes <mhayes@redhat.com>
5956 * loop.h (total_biv_increment): Constify iv_class pointer.
5957 (struct induction): Replace `mem_mode' with `mem' rtx.
5958 * unroll.c (total_biv_increment): Constify iv_class pointer.
5959 * loop.c (loop_giv_reduce_benefit): Derive mem mode from mem rtx.
5960 (find_mem_givs, combine_givs_p): Likewise.
5961 (debug_ivs, debug_iv_class, loop_ivs_dump, loop_iv_class_dump): New.
5963 2001-01-10 Thomas Pfaff <tpfaff@gmx.net>
5965 * gthr-win32.h (__gthread_objc_thread_get_data): Save and restore Win32
5967 (__gthread_getspecific): Ditto.
5969 Fri Jan 12 00:04:00 MET 2001 Jan Hubicka <jh@suse.cz>
5971 * i386.c (ix86_comparison_operator, fcmov_comparison_operator,
5972 put_condition_code): Convert fp comparison codes to integer
5974 (ix86_expand_fp_compare): Postnote the fp comparison code converison
5977 * i386.c (unsigned_comparison, no_comparison_operator): Kill.
5978 * i386-protos.h (no_comparison_operator): Kill.
5980 * i386.c (ix86_expand_fp_compare): Fix ordered/unordered confussion.
5982 * combine.c (REVERSIBLE_CC_MODE): Remove.
5983 (reversible_comparison_p): Remove.
5984 (combine_reversed_comparison_code): New.
5985 (reversed_comparison): New.
5986 (combine_simplify_rtx): Use
5987 combine_reversed_comparison_code/reversed_comparison instead
5988 of reversible_comparison_p.
5989 (simplify_if_then_else): Likewise.
5990 (simplify_set): Likewise.
5991 (simplify_logical): Likewise.
5992 (if_then_else_cond): Likewise.
5993 (known_cond): Likewise.
5994 (simplify_comparison): Likewise.
5996 2001-01-11 Alan Lehotsky <lehotsky@tiac.net>
5998 * builtins.c (std_expand_builtin_va_start): Handle varargs when
5999 sizeof (int) is larger than sizeof(__word__).
6001 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6003 * cppinit.c (do_includes): Fix typo.
6005 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6007 * config/m68hc11/m68hc11.md (cmphi_1): Make sure reloading
6008 in S_REGS does not occur because not all sources are possible
6009 when a S_REGS is a destination (sometimes needs a clobber).
6010 (movqi_const0, zero_extendhisi2, zero_extendqisi2): Likewise.
6011 (zero_extendhidi2, extendqisi2, extendqihi2, extendhisi2): Likewise.
6012 (anddi3, iordi3, xordi3, negqi2, one_cmplhi2, one_cmplqi2: Likewise.
6013 (ashldi3_const32, ashldi3_const1, ashlsi3_const16): Likewise.
6014 (ashlsi3_const1, ashlhi3_2, ashlqi3_const1, ashrhi3): Likewise.
6015 (ashrqi3_const1, lshrdi3_const32, lshrdi3_const63): Likewise.
6016 (lshrdi_const1, lshrsi3_const16): Likewise.
6017 (*addhi3, lshrsi3_const1, lshrqi3_const1): Likewise.
6018 (*movhi_68hc12, *movqi_68hc12): Likewise.
6019 (movstrictqi): Make sure reloading in D_REGS as a destination
6022 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6024 * cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6026 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6028 * cppinit.c (cpp_start_read): If -fpreprocessed, ignore
6029 -D, -U and -A, and don't initialize the builtins.
6030 (do_includes): Error if -include or -imacros with -fpreprocessed.
6031 * cppmain.c (cb_define, cb_undef): Unconditionally process
6033 * tradcpp.c (main): Fix typo.
6035 2000-01-11 Mark Elbrecht <snowball3@bigfoot.com>
6037 * cppfiles.c (cpp_included, find_include_file, _cpp_execute_include)
6038 (read_name_map): Use IS_ABSOLUTE_PATH.
6039 * tradcpp.c (get_filename): Likewise.
6041 2001-01-11 Stephane Carrez <Stephane.Carrez@worldnet.fr>
6043 * config/m68hc11/m68hc11.md (*adcq, *subcq): Fix operand numbers.
6044 (*ashlsi3_const16_zexthi, *ashlsi3_const1): Likewise.
6045 (*lshrsi3_const, *lshrsi3_const1, *lshrsi3_const16): Likewise.
6046 (*ashrsi3, *ashrsi3_const, *ashlsi3, *ashlsi3_const): Likewise.
6047 (*ashlsi3_const1, *lshrsi3, *ashlsi3_const16): Likewise.
6048 (cmphi_z_used): Don't use '@' for the output.
6049 (tstqi_z_used): Likewise.
6050 (cmpqi_z_used): Likewise.
6051 (one_cmplsi2): Likewise.
6053 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6055 * config/sh/sh.c (barrier_align): Recognize branch around far
6056 branch and redundant insn.
6058 2001-01-11 Neil Booth <neil@daikokuya.demon.co.uk>
6060 * invoke.texi: Restore documentation of the drivers' switches -MD
6063 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
6065 * config/sh/sh.h (LABEL_ALIGN): Use UNSPECV_ALIGN instead of 1.
6067 * Makefile.in (check-gcc//%, check-g++//%, check-g77//%,
6068 check-objc//%): Support parallel testing of multilibs.
6069 (TESTSUITEDIR): Set to testsuite by default, but override for
6071 (check-gcc, check-g++, check-g77, check-objc): Enter
6074 2001-01-11 Bernd Schmidt <bernds@redhat.com>
6076 * alias.c (throughout): Use REGNO, rather than ORIGINAL_REGNO.
6077 * sched-deps.c (deps_may_trap_p): Likewise.
6078 * basic-block.h: Remove a comment.
6079 * flow.c (PROP_POSTRELOAD): Remove.
6080 (update_life_info): Don't add it to prop_flags.
6081 (mark_set_1): Lose the code that was enabled by it.
6083 2001-01-11 Michael Hayes <mhayes@redhat.com>
6085 * flow.c (flow_call_edges_add): New.
6086 * basic_block.h (flow_call_edges_add): New.
6088 2001-01-11 J"orn Rennecke <amylaar@redhat.com>
6090 * reload1.c (move2add_note_store): Update reg_set_luid even if
6091 base reg remains the same.
6093 2001-01-10 Nick Clifton <nickc@redhat.com>
6095 * config/d30v/d30v.c (d30v_init_machine_status): Initialise
6096 machine_function structure to zero.
6097 Add prototypes for machine_status functions.
6099 2001-01-10 Mark Mitchell <mark@codesourcery.com>
6101 * c-common.h (CTI_VOID_LIST): Remove.
6102 (void_list_node): Likewise.
6103 * tree.h (TI_VOID_LIST_NODE): New enumeral.
6104 (void_list_node): New macro.
6105 * config/arm/arm.c (arm_init_builtins): Use void_list_node.
6106 * config/i386/i386.c (ix86_init_builtins): Likewise.
6107 * config/ia64a/ia64.c (ia64_init_builtins): Likewise.
6109 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6111 * Makefile.in (tradcpp0): Depend on mkdeps.h. Link mkdeps.o
6112 * cppinit.c (cpp_start_read): Update comment, remove unneeded
6114 * tradcpp.c: Include mkdeps.h.
6115 (deps, print_deps_phony_targets, deps_append, output_deps,
6116 init_dependency_output, output_deps): New.
6117 (deps_buffer, deps_allocated_size, deps_size, deps_column,
6118 deps_output): Delete.
6119 (print_deps_missing_files): Rename deps_missing_files.
6120 (inhibit_output): Make global.
6121 (main): Delete inhibit_output, deps_stream, deps_target.
6122 Use mkdeps functionality in the same way as cpplib. Remove
6123 -g3 handling. Handle -MF, -MP, -MQ, -MT. Update handling of
6124 -M and -MM. Remove old handling of deps via deps_out, and
6125 old reading of environment variables.
6126 (get_filename): Update to use deps_add_dep.
6128 2001-01-10 Mark Mitchell <mark@codesourcery.com>
6130 * output.h (make_function_rtl): Remove prototype.
6131 (make_decl_rtl): Likewise.
6132 * varasm.c (make_function_rtl): Remove.
6133 (make_decl_rtl): Determine top-levelness from DECL_CONTEXT, rather
6134 than from a third parameter.
6135 * tree.h (make_decl_rtl): Remove last parameter.
6136 * c-decl.c (builtin_function): Remove last argument in call to
6137 make_decl_rtl; use make_function_rtl instead of make_decl_rtl.
6138 (start_function): Likewise.
6139 * except.c (call_get_eh_context): Likewise.
6140 * expr.c (emit_block_move): Likewise.
6141 (clear_storage): Likewise.
6142 * profile.c (output_func_start_profiler): Likewise.
6143 * toplev.c (rest_of_decl_compilation): Likewise.
6144 * objc/objc-act.c (create_builtin_decl): Likewise.
6145 (synth_module_prologue): Likewise.
6146 (generate_static_reference): Likewise.
6147 (build_selector_reference_decl): Likewise.
6148 (build_class_reference_decl): Likewise.
6149 (build_objc_string_decl): Likewise.
6150 (build_protocol_reference): Likewise.
6152 2001-01-10 Richard Henderson <rth@redhat.com>
6154 * hwint.h: Revert yesterday's change.
6156 2001-01-10 Nick Clifton <nickc@redhat.com>
6158 * function.h (save_machine_status): Delete.
6159 (restore_machine_status): Delete.
6160 Amend comment describing {init|mark|free}_machine_status.
6162 * function.c (save_machine_status): Delete.
6163 (restore_machine_status): Delete.
6164 Amend comment describing {init|mark|free}_machine_status.
6165 (push_function_context_to): Remove invocation of
6166 save_machine_status.
6167 (pop_function_context_from): Remove invocation of
6168 restore_machine_status.
6170 * emit-rtl.c (init_emit_once): Amend comment describing
6171 {init|mark|free}_machine_status.
6173 * tm.texi (Per-Function Data): New node. Describe the
6174 INIT_EXPANDERS macro and the {init|mark|free}_machine_status
6177 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6179 * cppinit.c (OPT_g): Remove.
6180 (cpp_handle_option): Update for removed -g3.
6181 (print_help): Update.
6182 * cpplib.h (struct cpp_options): Remove debug_output.
6183 * cppmain.c (setup_callbacks, cb_define): Update.
6184 * gcc.c (cpp_options): Translate -g3 to -dD.
6186 2001-01-10 Aldy Hernandez <aldyh@redhat.com>
6188 * config/i960/i960.md: Change modifier to + on the zero_extract
6189 pattern after the (rotate -2 reg) canonicalization pattern.
6191 2001-01-10 Richard Henderson <rth@redhat.com>
6193 * config/alpha/alpha.c (alpha_free_machine_status): New.
6194 (override_options): Install it.
6195 (alpha_mark_machine_status): Verify machine non-null.
6196 * config/i386/i386.c (ix86_free_machine_status): New.
6197 (override_options): Install it.
6198 (ix86_init_machine_status): Use xcalloc.
6199 (ix86_mark_machine_status): Verify machine non-null.
6200 * config/ia64/ia64.c (ia64_free_machine_status): New.
6201 (ia64_override_options): Install it.
6202 (ia64_mark_machine_status): Verify machine non-null.
6204 Wed Jan 10 11:34:39 2001 Jeffrey A Law (law@cygnus.com)
6206 * function.c (instantiate_virtual_regs): Instantiate virtual
6207 registers found in CALL_INSN_FUNCTION_USAGE.
6209 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6211 * i386.h (CPP_CPU_SPEC): Allow for -std=c* and -std=i* as
6212 equivalent to -ansi in disabling -Di386.
6214 Wed Jan 10 16:38:31 MET 2001 Jan Hubicka <jh@suse.cz>
6216 * i386.c (ix86_fp_compare_code_to_integer, ix86_fp_comparison_codes):
6218 (ix86_expand_fp_compare): Make trivial use of new infrastructure.
6220 2001-01-10 Richard Earnshaw <rearnsha@arm.com>
6222 * arm.c (arm_init_builtins): Temporarily disable xscale builtins.
6224 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6226 * invoke.texi: Document that -fcond-mismatch isn't supported for
6229 2001-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
6231 * gcc.texi: Define macro gcctabopt.
6232 * invoke.texi: Add manpage sections BUGS and AUTHOR. Use
6233 @command, @env and @option in some places where appropriate. Use
6234 @gcctabopt where appropriate. Put URLs and email addresses inside
6237 2001-01-10 Nathan Sidwell <nathan@codesourcery.com>
6239 * gcc.c (cpp_options): Set MD file name from output
6240 filename, if specified.
6241 (suffix_subst): New static variable.
6242 (do_spec): Clear it.
6243 (do_spec_1, case '.'): Handle new `%.suffix' spec.
6245 (give_switch): Handle suffix_subst.
6247 2001-01-10 Phil Edwards <pme@sources.redhat.com>
6249 * invoke.texi: Fix another typo.
6251 2001-01-10 Phil Edwards <pme@sources.redhat.com>
6253 * invoke.texi: Fix typo.
6255 2001-01-10 Neil Booth <neil@daikokuya.demon.co.uk>
6257 * c-lang.c (lang_hooks): Update.
6258 (lang_decode_option): Remove.
6259 (lang_init_options): Rename c_init_options.
6260 * toplev.c (main): Use lang_hooks for lang_init_options
6261 and lang_decode_option.
6262 * toplev.h (lang_hooks): Add 2 new hooks.
6263 * tree.h: Remove lang_init_options and lang_decode_option.
6264 * cp/cp-tree.h (lang_decode_option): Rename cxx_decode_option.
6265 * cp/decl2.c: Similarly.
6266 * cp/lex.c (lang_init_options): Rename cxx_init_options.
6267 (lang_hooks): Update.
6268 * f/com.c (f_init, f_finish): Rename ffe_init, ffe_finish
6270 (lang_init_options): Rename ffe_init_options.
6271 (lang_hooks): Update.
6272 (lang_decode_option): Remove.
6273 * java/lang.c (lang_init_options): Rename java_init_options.
6274 (lang_decode_option): Rename java_decode_option.
6275 (lang_hooks): Update.
6276 * objc/objc-act.c (lang_init_options): Rename objc_init_options.
6277 (lang_decode_option): Rename objc_decode_option.
6278 (lang_hooks): Update.
6280 2001-01-09 Nick Clifton <nickc@redhat.com>
6282 * config/d30v/d30v.c (d30v_eh_epilogue_sp_ofs): Delete.
6283 (d30v_return_addr_rtx): Delete.
6284 (d30v_expand_epilogue): Use eh_epilogue_sp_ofs field in the
6285 cfun->machine structure.
6286 (struct machine_function): Move to d30v.h
6287 (d30v_save_machine_status): Delete.
6288 (d30v_restore_machine_status): Delete.
6289 (d30v_init_machine_status): New Function.
6290 (d30v_mark_machine_status): New Function.
6291 (d30v_free_machine_status): New Function.
6292 (d30v_init_expanders): Use new functions.
6293 (d30v_return_addr): Use ra_rtx field in cfun->machine.
6294 (d30v_add_gc_roots): Remove d30v_eh_epilogue_sp_ofs and
6295 d30v_return_addr_rtx.
6297 * config/d30v/d30v.h (struct_machine): Move here.
6298 Add eh_epilogue_sp_ofs field.
6300 *config/d30v/d30v.md (epilogue): Initialise eh_epilogue_sp_ofs
6301 field in cfun->machine structure.
6303 Tue Jan 9 21:34:57 2001 John David Anglin <dave@hiauly1.hia.nrc.ca>
6305 * pa32-regs.h (CONDITIONAL_REGISTER_USAGE): When generating pic code,
6306 PIC_OFFSET_TABLE_REGNUM_SAVED is a call_used register.
6307 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Likewise.
6309 Tue Jan 9 21:25:19 2001 Jeffrey A Law (law@cygnus.com)
6311 * objc/lang-options.h: Remove bogus reference to
6314 2001-01-09 Kazu Hirata <kazu@hxi.com>
6316 * config/h8300/h8300.c (get_shift_alg): Use a struct shift_info to
6319 2001-01-09 Alan Lehotsky <lehotsky@tiac.net>
6321 * reload.c (find_reloads_address): Check for eliminable registers
6322 when substituting a constant expression for a pseudo.
6324 2001-01-09 Joseph S. Myers <jsm28@cam.ac.uk>
6326 * c-common.c (enum format_type): Add format_type_error.
6327 (decode_format_type): New function.
6328 (decl_attributes): Use it.
6329 (format_kind_info): Adjust comment.
6331 2001-01-09 David O'Brien <obrien@BSDi.com>
6333 * config.gcc (*-*-gnu*, i[34567]86-*-elf*, i[34567]86-*-linux*libc1,
6334 i[34567]86-*-linux*, i[34567]86-*-moss*): Specify needed platform specific
6336 * config/i386/gnu.h: Don't include required platform specific .h files,
6337 tm.h will do it instead.
6338 * config/i386/i386elf.h: Likewise.
6339 * config/i386/linux.h: Likewise.
6340 * config/i386/moss.h: Likewise.
6341 * config/mips/gnu.h: Likewise.
6343 2001-01-09 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6345 * config.gcc (powerpc-*-beos*): Include ${tm_file} and rs6000/aix.h.
6346 (rs6000-ibm-aix3.[01]*): Likewise.
6347 (rs6000-ibm-aix3.2.[456789]*, powerpc-ibm-aix3.2.[456789]*): Likewise.
6348 (rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Likewise.
6349 (rs6000-ibm-aix4.[3456789]*, powerpc-ibm-aix4.[3456789]*): Likewise.
6350 (rs6000-ibm-aix[56789].*, powerpc-ibm-aix[56789].*): Likewise.
6351 (powerpc-*-sysv*): Include {tm_file}. svr4.h and rs6000/sysv4.h.
6352 (powerpc-*-eabiaix*): Likewise.
6353 (powerpc-*-eabisim*): Likewise.
6354 (powerpc-*-elf*): Likewise.
6355 (powerpc-*-eabi*): Likewise.
6356 (powerpc-*-rtems*): Likewise.
6357 (powerpc-*-linux*libc1): Likewise.
6358 (powerpc-*-linux*): Likewise.
6359 (powerpc-wrs-vxworks*): Likewise.
6360 (powerpcle-wrs-vxworks*): Likewise.
6361 (powerpcle-*-sysv*): Likewise.
6362 (powerpcle-*-elf*): Likewise.
6363 (powerpcle-*-eabisim*): Likewise.
6364 (powerpcle-*-eabi*): Likewise.
6365 (powerpcle-*-solaris2*): Likewise.
6366 * config/rs6000/aix31.h: Delete includes.
6367 * config/rs6000/aix3newas.h: Likewise.
6368 * config/rs6000/aix41.h: Likewise.
6369 * config/rs6000/aix43.h: Likewise.
6370 * config/rs6000/beos.h: Likewise.
6371 * config/rs6000/rtems.h: Likewise.
6372 * config/rs6000/sysv4.h: Likewise.
6374 2001-01-09 Kazu Hirata <kazu@hxi.com>
6376 * config/h8300/h8300.c (get_shift_alg): Remove an argument cpu.
6377 Change an argument mode of machine_mode to shift_mode of
6378 shift_mode. Remove an extra error check.
6379 (emit_a_shift): Adopt to the new calling prototype of
6381 (function_prologue): Fix code for a monitor
6382 function. Support H8/S.
6383 (function_epilogue): Do not output pop for a monitor function.
6385 2001-01-09 Nick Clifton <nickc@redhat.com>
6387 * config/rs6000/rs6000.c (rs6000_sysv_varargs_p): Delete.
6388 (setup_incoming_varargs): Use sysv_varargs_p field of the
6389 cfun->machine structure.
6390 (struct machine_function): Move to rs6000.h
6391 (rs6000_save_machine_status): Delete.
6392 (rs6000_restore_machine_status): Delete.
6393 (rs6000_init_machine_status): New Function.
6394 (rs6000_free_machine_status): New Function.
6395 (rs6000_init_expanders): Use new functions.
6397 * config/rs6000/rs6000.h (rs6000_sysv_varargs_p): Delete
6399 (struct machine_function): Move here.
6401 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Use
6402 sysv_varargs_p field of the cfun->machine structure.
6404 * config/rs6000/rs6000-protos.h (rs6000_save_machine_status):
6406 (rs6000_restore_machine_status): Remove prototype.
6408 2001-01-09 Richard Henderson <rth@redhat.com>
6410 * sched-int.h (struct deps): Add max_reg, reg_last_in_use; merge
6411 reg_last_uses, reg_last_sets, reg_last_clobbers into struct deps_reg.
6412 * sched-deps.c (sched_analyze_1): Update uses of struct deps.
6413 (sched_analyze_2, sched_analyze_insn): Likewise.
6414 (sched_analyze, init_deps): Likewise.
6415 (free_deps): Likewise. Iterate with EXECUTE_IF_SET_IN_REG_SET.
6416 * sched-rgn.c (propagate_deps): Likewise. Remove max_reg argument.
6417 (compute_block_backward_dependences): Update propagate_deps call.
6419 2001-01-09 Mark Elbrecht <snowball3@bigfoot.com>
6421 * gcc.c (process_command): Set switches[n_switches].ordering to 0.
6423 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6425 * cppinit.c (OPT_MD, OPT_MMD): Restore.
6426 (cpp_handle_option): Handle them.
6427 (cpp_post_options): Ensure one of -M or -MM is specified with
6428 any other -M? option.
6429 (init_dependency_output): Suppress output with -MG.
6431 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6434 * invoke.texi: Update.
6436 2001-01-09 Bernd Schmidt <bernds@redhat.com>
6438 * sh.md (reload_outsf): Generate recognizable patterns for
6441 2001-01-09 Neil Booth <neil@daikokuya.demon.co.uk>
6443 * c-lang.c (lang_hooks): Update.
6444 (lang_init): Rename c_init.
6445 (lang_finish): Remove.
6446 * toplev.c (compile_file): Use lang_hooks for lang_init ()
6448 * toplev.h (lang_hooks): Add init () and finish ().
6449 * tree.h (lang_init, lang_finish): Remove.
6450 * cp/tree.h (lang_init, lang_finish): Remove.
6451 * cp/decl2.c (cxx_post_options, lang_hooks): Move to cp/lex.c.
6452 * cp/lex.c (cxx_init, cxx_finish, cxx_post_options,
6454 (lang_init, lang_finish): Remove.
6455 * f/com.c (lang_init, lang_finish): Rename f_init, f_finish.
6456 (lang_hooks): Update.
6457 * java/lang.c (lang_init): Rename java_init.
6458 (lang_finish): Remove.
6459 (lang_hooks): Update.
6460 * objc/objc-act.c (lang_init): Rename objc_init.
6461 (lang_finish): Remove.
6462 (lang_hoooks): Update.
6464 20001-01-09 Graham Stott <grahams@redhat.com>
6466 * cppfiles.c (_cpp_execute_include): Move `len` initialisation
6467 after `ptr` is initialised.
6469 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6471 * config/sh/sh.h (STATIC_CHAIN_REGNUM): Change from r13 to r3.
6472 (INITIALIZE_TRAMPOLINE): Adjust accordingly.
6473 * config/sh/sh.c (sh_expand_prologue): Use r1 as temporary for
6474 stack adjusts, instead of r3.
6476 2001-01-09 Michael Hayes <mhayes@redhat.com>
6478 * flow.c (flow_loop_scan): Break out of ...
6479 (flow_loops_find) ... here.
6480 * basic-block.h (flow_loop_scan): New.
6481 (LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES): Add.
6482 (LOOP_EDGES, LOOP_EXITS_DOMS, LOOP_ALL): Redefine.
6484 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
6486 * cppinit.c (cpp_cleanup): NULLify macro_buffer and zero
6488 * cppmacro.c (cpp_macro_definition): Reset macro_buffer_len when
6489 realloc()ing macro_buffer.
6491 * hwint.h (HOST_BITS_PER_WIDE_INT, HOST_WIDE_INT): Use long long
6492 if it's wider than long and the target's long is wider than the
6495 2001-01-09 Mark Mitchell <mark@codesourcery.com>
6497 Remove support for using UWIN as a host machine.
6498 * configure.in: Issue an error message.
6499 * configure: Regenerated.
6500 * config.gcc: Remove xm_* UWIN configury.
6501 * config/i386/xm-uwin.h: Remove.
6503 2001-01-08 Nick Clifton <nickc@redhat.com>
6505 * config/v850/v850.c (ra_rtx): Delete.
6506 (v850_save_machine_status): Delete.
6507 (v850_restore_machine_status): Delete.
6508 (v850_init_machine_status): New function.
6509 (v850_mark_machine_status): New function.
6510 (v850_free_machine_status): New function.
6511 (v850_return_addr): Use ra_rtx field in machine structure.
6512 (v850_init_expanders): Use new functions.
6514 * config/v850/v850-protos.h: Fix prototypes for v850_output_*
6515 * config/v850/v850.c: Change arguments to v850_output+* functions
6516 to take a const char *, to avoid compile time warning.
6517 * config/v850/v850.h (ASM_OUTPUT_LABELREF): Undefine, not needed.
6518 (USER_LABEL_PREFIX): Redefine.
6520 2000-01-08 Jim Wilson <wilson@redhat.com>
6522 * sched-rgn.c (BITSET_ADD, BITSET_REMOVE, bitset_member): Cast
6523 1 to unsigned HOST_WIDE_INT before left shift.
6525 2001-01-08 Nick Clifton <nickc@redhat.com>
6527 * config/arm/arm.c (arm_mark_machine_status): Check to see if
6528 the machine structure has been allocated.
6529 (arm_free_machine_status): New function: Free the machine
6530 specific function structure.
6532 2001-01-08 Richard Henderson <rth@redhat.com>
6534 * jump.c (simplejump_p): Revert last change.
6536 2001-01-08 Neil Booth <neil@daikokuya.demon.co.uk>
6538 * cppinit.c (init): Rename init_library.
6539 (cpp_create_reader): Update.
6540 * gcc.c (cpp_options): If -o given, use it as the target of
6543 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6545 * arm.c (arm_arch5e): New variable.
6546 (all_cores): XScale is a 5TE device.
6547 (arm_override_options): Set arm_arch5e.
6548 (arm_init_builtins): __builtin_prefetch is in arch5e.
6549 * arm.h (arm_arch5e): Declare it.
6551 * arm.h (PREDICATE_CODES): Add arm_hard_register_operand.
6553 * arm.md (define_constants): Add defines for UNSPEC and
6554 UNSPEC_VOLATILE insns. Update all users.
6555 (define_constants): Add constants for IP_REGNUM, SP_REGNUM, PC_REGNUM.
6556 * arm.c (multi_register_push, note_invalid_constants)
6557 (emit_multi_reg_push, emit_sfm, expand_prologue): Use constants.
6558 * arm.h (SP_REGNUM, IP_REGNUM, PC_REGNUM): Delete defines.
6559 (STACK_POINTER_REGNUM): Define in terms of SP_REGNUM.
6561 Mon Jan 8 16:14:56 MET 2001 Jan Hubicka <jh@suse.cz>
6563 * jump.c (jump_optimize_1): Use reversed_comparison_code
6564 instead of can_reverse_comparison_p.
6565 (jump_back_p): Likewise.
6566 (invert_exp_1): Likewise.
6567 (thread_jumps): Likewise.
6568 * simplify-rtx.c (simplify_unary_operation): Likewise.
6569 (simplify_ternary_operation): Likewise.
6570 * cse.c (find_comparison_args): Convert to use
6571 can_reverse_comparison_p.
6572 (record_jump_equiv): Likewise.
6574 2001-01-08 Richard Earnshaw <rearnsha@arm.com>
6576 * arm.h (HARD_REGNO_RENAME_OK): Delete.
6577 (EPILOGUE_USES): Define.
6578 (INITIAL_ELIMINATION_OFFSET): Current prologue code does not
6579 automatically stack the LR if it isn't live.
6581 Mon Jan 8 13:46:02 MET 2001 Jan Hubicka <jh@suse.cz>
6583 * i386.c (ix86_expand_int_movcc): Take care to reverse fp conditions
6586 Sun Jan 7 18:37:43 2001 Mark P Mitchell <mark@codesourcery.com>
6588 * ggc-page.c (max_alignment): New structure.
6589 (MAX_ALIGNMENT): New macro.
6590 (init_ggc): Use it to round up the sizes in the
6591 extra_order_size_table.
6593 2001-01-07 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6595 * config/rs6000/rs6000.h (EPILOGUE_USES): New, mark link register
6598 2001-01-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6600 * builtins.def (BUILT_IN_FPRINTF): New entry.
6602 * c-common.c (c_expand_builtin_fprintf): New function.
6603 (init_function_format_info): Handle __builtin_fprintf.
6604 (c_common_nodes_and_builtins): Declare fprintf/__builtin_fprintf.
6605 (c_expand_builtin): Handle BUILT_IN_FPRINTF.
6607 * c-decl.c (duplicate_decls): Adjust comment.
6609 * extend.texi (fprintf): Document new builtin.
6611 2001-01-07 Richard Henderson <rth@redhat.com>
6613 * jump.c (simplejump_p): Recognize any single_set jump
6616 2001-01-07 Richard Henderson <rth@redhat.com>
6618 * configure.in (slibdir): Accept an --with-slibdir option.
6619 Use "test" not "[" in configure. Default to $(libdir).
6621 * config/t-linux (SHLIB_INSTALL): Double quote slibdir;
6623 * config/t-aix43 (SHLIB_INSTALL): Likewise.
6624 * config/alpha/t-osf4 (SHLIB_INSTALL): Likewise.
6625 (SHLIB_LINK): Create links for the soname.
6626 * config/mips/t-iris6: Likewise.
6627 * config/sparc/t-slibgcc: Likewise.
6628 * config/sparc/t-slibgcc-sld: Likewise.
6630 2001-01-07 Jakub Jelinek <jakub@redhat.com>
6632 * config/i386/i386.c (constant_call_address_operand): Accept
6633 (const (plus (symbol_ref) (const_int))).
6634 * config/i386/i386.h (PREDICATE_CODES): Add CONST for
6635 constant_call_address_operand.
6637 2001-01-08 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6639 * libgcc2.h (W_TYPE_SIZE): Fix case where MIN_UNITS_PER_WORD == 1
6640 and LONG_LONG_TYPE_SIZE > 32.
6642 2001-01-07 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
6644 * jump.c (reversed_comparison_code_parts): Fix typo introduced by
6645 the previous change.
6647 Sun Jan 7 19:37:48 MET 2001 Jan Hubicka <jh@suse.cz>
6649 * jump.c (reversed_comparison_code_parts, reversed_comparison_code):
6651 (can_reverse_comparison_p): Rewrite to use reversed_comparison_code.
6652 (reverse_condition_maybe_unordered): Abort on unsigned comparisons.
6653 * rtl.h (reversed_comparison_code_parts, reversed_comparison_code):
6656 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6658 * fix-header.c (read_scan_file): s/pfile/scan_in/.
6660 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6662 * c-lang.c (c_post_options): Call cpp_post_options.
6663 * objc/objc-act.c (objc_post_options): Similarly.
6664 * cppmain.c (main): Similarly.
6665 * fix-header.c (read_scan_file): Similarly.
6666 * cppinit.c (cpp_start_read): Move option consistency checks
6667 to cpp_post_options. Don't call init_dependency_output.
6668 If needed, add default target and main file dependency.
6669 (OPT_MD, OPT_MMD): Remove.
6671 (cpp_handle_option): Update for OPT_* changes.
6672 (cpp_post_options): New.
6673 (init_dependency_output): Command line -MF overrides environment
6674 variables. Don't set default target etc. Suppress output
6675 if dependencies are going to stdout.
6676 (print_help): Update.
6677 * cpplib.h (cpp_post_options): New.
6678 * gcc.c (cpp_options): Update for -MD, -MMD, -MF.
6680 Sun Jan 7 14:44:19 MET 2001 Jan Hubicka <jh@suse.cz>
6682 * jump.c (comparison_dominates_p): Support unordered compares.
6684 Sun Jan 7 14:39:07 MET 2001 Jan Hubicka <jh@suse.cz>
6686 * simplify-rtx.c (simplify_relational_operation): Always simplify
6687 ORDERED and UNORDERED when FLAG_FAST_MATH. Handle properly UNLE
6690 Sun Jan 7 14:35:13 MET 2001 Jan Hubicka <jh@suse.cz>
6692 * combine.c (combine_simplify_rtx): Recognize the unordered compares.
6693 (nonzero_bits): Likewise.
6694 (simplify_comparison): Likewise.
6695 (num_sign_bit_copies): Likewise; return more sane value depending
6696 on STORE_FLAG_VALUE.
6697 (known_cond): Do not assume EQ to be always true for equivalent
6700 Sun Jan 7 14:31:57 MET 2001 Jan Hubicka <jh@suse.cz>
6702 * cse.c (fold_rtx): Handle unordered comparisons.
6704 Sun Jan 7 13:49:19 MET 2001 Jan Hubicka <jh@suse.cz>
6706 * rtlanal.c (set_of_1): New static function.
6707 (reg_set_last_1, reg_set_p_1, reg_set_reg, reg_set_flag,
6708 reg_set_last_unknown, reg_set_last_value, reg_set_last_first_regno,
6709 reg_set_last_last_regno): Remove.
6710 (set_of): New global function.
6711 (set_of_data): New structure.
6712 (reg_set_p, reg_set_last): Revamp for set_of.
6713 * rtl.h (set_of): New.
6715 2001-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
6717 * c-common.c (c_common_nodes_and_builtins): Add _Exit builtin.
6718 * extend.texi: Document _Exit builtin.
6720 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6722 * (initialize, initialize_builtins,
6723 initialize_dependency_output, initialize_standard_includes):
6724 Rename s/initialize/init. Update.
6725 (init_dependency_output): Move to after
6726 cpp_handle_options, the correct location temporally at least.
6727 (opt_comp): Move next to init (), its caller. Fix prototype.
6728 (init): Make "initialized" local scope.
6729 (cpp_create_reader): Always call init ().
6730 (cpp_start_read): Update.
6731 (output_deps): New function, broken out of cpp_finish.
6732 (cpp_finish): Break out output_deps.
6734 2001-01-07 Richard Henderson <rth@redhat.com>
6736 * collect2.c (COFF specific stuff): Revert 12-06 patch
6737 to prototype system functions.
6739 2001-01-07 Michael Hayes <mhayes@redhat.com>
6741 * hard-reg-set.h: Add multiple include guard.
6742 * basic-block.h (struct loop): Add `sink' field.
6743 * loop.h: Include sbitmap.h, hard-reg-set.h, and basic-block.h.
6744 (emit_iv_add_mult): Delete.
6745 (loop_iv_add_mult_hoist, loop_iv_add_mult_sink): Define.
6746 (loop_iv_add_mult_emit_before, loop_insn_sink): Define.
6747 (unroll_loop): Remove end_insert_before argument.
6748 * loop.c (loop_givs_rescan): Remove end_insert_before argument.
6749 (maybe_eliminate_biv_1): Likewise.
6750 (emit_iv_add_mult): Delete.
6751 (gen_add_mult, loop_regs_update): New.
6752 (loop_insn_emit_after, loop_insn_emit_before): New.
6753 (loop_insn_sink, loop_insn_sink_or_swim): New.
6754 (emit_iv_add_mult): Delete.
6755 (scan_loop): Set loop->sink.
6756 (loop_givs_reduce): Use loop_insn_sink and its ilk.
6757 (loop_givs_rescan, strength_reduce, check_dbra_loop): Likewise.
6758 (maybe_eliminate_biv_1): Likewise.
6759 (maybe_eliminate_biv_1): Add basic block argument.
6760 * unroll.c (unroll_loop): Remove end_insert_before argument.
6761 (find_splittable_regs): Likewise.
6762 (find_splittable_regs): Use loop_insn_sink and its ilk.
6763 (find_splittable_givs, final_biv_value, final_giv_value): Likewise.
6765 2001-01-07 Michael Hayes <mhayes@redhat.com>
6767 * loop.h (loop_insn_hoist): New prototype.
6768 * loop.c (loop_insn_hoist, loop_insn_emit_before): New.
6769 (move_movables, loop_givs_rescan): Use loop_insn_hoist.
6770 (check_dbra_loop, load_mems): Likewise.
6771 * unroll.c (unroll_loop, find_splittable_regs): Likewise.
6772 (find_splittable_givs): Likewise.
6774 2001-01-07 Michael Hayes <mhayes@redhat.com>
6776 * loop.c (emit_iv_add_mult): Use single_set to examine new insn.
6778 2001-01-07 Richard Henderson <rth@redhat.com>
6780 * sched-rgn.c (is_cfg_nonregular): Fix thinko's last change.
6782 2001-01-07 Richard Henderson <rth@redhat.com>
6784 * Makefile.in (DRIVER_DEFINES): Define ENABLE_SHARED_LIBGCC and
6785 NO_SHARED_LIBGCC_MULTILIB as required for the target.
6786 * gcc.c (init_spec): Massage the existing libgcc_spec into a
6787 variant that handles a shared libgcc.
6788 (process_command): Always validate -{static,shared}-libgcc.
6789 (do_spec_1): New 'M' case.
6790 * invoke.text (Link Options): Document -{static,shared}-libgcc.
6792 2001-01-07 Richard Henderson <rth@redhat.com>
6794 * Makefile.in (slibdir): New variable.
6795 (libgcc.mk): Pass SHLIB_INSTALL to mklibgcc.
6796 (installdirs): Create slibdir.
6797 (install-libgcc, install-multilib): Defer to libgcc.mk.
6798 * configure.in (slibdir): Substitute.
6799 * mklibgcc.in (install): New target.
6801 * config/t-linux (SHLIB_LINK): Create links for the soname.
6802 (SHLIB_INSTALL): New.
6803 * config/alpha/t-osf4 (SHLIB_INSTALL): New.
6804 * config/mips/t-iris6 (SHLIB_INSTALL): New.
6805 * config/rs6000/t-aix43 (SHLIB_INSTALL): New.
6806 * config/sparc/t-slibgcc (SHLIB_INSTALL): New.
6807 * config/sparc/t-slibgcc-sld (SHLIB_INSTALL): New.
6809 2001-01-07 Richard Henderson <rth@redhat.com>
6811 * config/rs6000/aix.h (LINK_LIBGCC_SPECIAL_1): New.
6812 * config/rs6000/rs6000.h (LIBGCC_SPEC): Remove.
6813 * config/rs6000/sysv4.h (LIBGCC_SPEC): Remove.
6815 2001-01-07 Michael Hayes <mhayes@redhat.com>
6817 * loop.c (count_loop_regs_set): Delete.
6818 (load_mems_and_recount_loop_regs_set): Delete.
6819 (loop_regs_scan): Merge common code from count_loop_regs_set,
6820 scan_loop, and load_mems_and_recount_loop_regs_set.
6821 (scan_loop): Call load_mems directly and loop_regs_scan
6822 again if new registers created.
6824 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6826 * toplev.c (main): Call the front-end specific post_options
6827 hook if one is given.
6828 * toplev.h (struct_lang_hooks, lang_hooks): New.
6829 * c-lang.c (c_post_options, lang_hooks): Implement lang_hooks
6830 for the C front end.
6831 * cp/decl2.c (cxx_post_options, lang_hooks): Implement
6832 lang_hooks for the C++ front end.
6833 * objc/objc-act.c (objc_post_options, lang_hooks): Implement
6834 lang_hooks for the ObjC front end.
6835 * f/com.c (lang_hooks): Hooks for the Fortran front end.
6836 * java/lang.c (lang_hooks): Hooks for the Java front end.
6838 2001-01-07 Neil Booth <neil@daikokuya.demon.co.uk>
6840 * c-lex.c (init_c_lex): Request #define / #undef callbacks
6841 for verbose DWARF[2] debugging.
6842 (cb_define, cb_undef): The new callbacks.
6843 * toplev.h (debug_define, debug_undef): Make const correct.
6844 * toplev.c (debug_define, debug_undef): Similarly. Do not
6845 perform the verbosity tests here anymore.
6847 2001-01-07 Alexandre Oliva <aoliva@redhat.com>
6849 * reload.c (subst_reloads): Take INSN argument. When
6850 replacing a LABEL_REF in a JUMP_INSN, add a REG_LABEL note.
6851 * reload.h (subst_reloads): Adjust prototype.
6852 * reload1.c (reload_as_needed): Pass INSN to subst_reloads.
6853 * jump.c (mark_all_labels): Canonicalize any REG_LABEL notes
6854 present in JUMP_INSNs and copy them to JUMP_LABEL.
6855 * flow.c (find_label_refs, find_basic_blocks_1): Skip
6856 JUMP_INSNs and insns with REG_LABELs that are followed by
6857 JUMP_INSNs with the same REG_LABEL.
6858 * sched-rgn.c (is_cfg_nonregular): Likewise.
6859 * rtlanal.c (computed_jump_p): Make it false if a REG_LABEL
6861 * unroll.c (unroll_loop): Look for REG_LABEL notes in
6863 * rtl.texi (REG_LABEL): Document usage in JUMP_INSNs.
6865 2001-01-06 Richard Henderson <rth@redhat.com>
6867 * loop.c (scan_loop): Use xcalloc for the regs array.
6868 (load_mems_and_recount_loop_regs_set): Zero the new memory
6869 received from xrealloc.
6871 2001-01-06 Neil Booth <neil@daikokuya.demon.co.uk>
6873 * mkdeps.c (deps_add_dep): Fix vector re-allocation.
6875 Sat Jan 6 00:09:34 2001 J"orn Rennecke <amylaar@redhat.com>
6877 * integrate.c (copy_rtx_and_substitute): When copying
6878 an ignored return value, strip REG_FUNCTION_VALUE_P.
6880 2001-01-06 Michael Hayes <mhayes@redhat.com>
6882 * loop.c (debug_biv, debug_giv): New.
6883 (loop_biv_dump): Break out from ...
6884 (record_biv): ... here.
6885 (loop_giv_dump): Break out from ...
6886 (record_giv): ... here.
6887 (loop_bivs_check): Use print_simple_rtl.
6888 * unroll.c (loop_iterations): Use print_simple_rtl.
6890 2000-01-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
6892 * pa.md (return, return_internal): Modify patterns to prevent regrename
6893 mucking with the return pointer.
6895 2001-01-05 Richard Henderson <rth@redhat.com>
6897 * dwarf2out.c (mem_loc_descriptor) [case MEM]: Revert 10-31 change.
6899 Fri Jan 5 16:34:18 2001 Nick Clifton <nickc@redhat.com>
6901 * config/v850/lib1funcs.asm: Replace __mulsi3 routine with faster
6902 version supplied by Matteo Frigo.
6904 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
6906 * cpp.texi: Update for -MQ.
6907 * cppinit.c (cpp_create_reader): Always create pfile->deps.
6908 (cpp_cleanup): Always free pfile->deps.
6909 (initialize_dependency_output): Don't create pfile->deps.
6910 (cpp_handle_option): Similarly.
6912 * gcc.c (cpp_options): Handle -MQ.
6913 (DEFAULT_WORD_SWITCH_TAKES_ARG): Add -MQ.
6914 * mkdeps.c (base_name): Remove.
6915 (deps_init): Don't allocate vector space until it's needed.
6916 (deps_free): Only free vectors if allocated.
6917 (deps_add_target, deps_add_dep): Update for initial allocation.
6918 (deps_add_default_target): Don't strip to the base_name.
6920 2001-01-05 DJ Delorie <dj@redhat.com>
6922 * config/v850/v850.h (RETURN_ADDR_RTX): Define.
6923 (INIT_EXPANDERS): Define.
6925 * config/v850/v850.c (struct machine_function): Define.
6926 (v850_save_machine_status): New function.
6927 (v850_restore_machine_status): New function.
6928 (v850_return_addr): New function.
6929 (v850_init_expanders): New function.
6931 * config/v850/v850-protos.h: Add prototypes for v850_return_addr
6932 and v850_init_expanders.
6934 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6936 * cpplib.h (struct cpp_reader): Add help_only field.
6937 * cppinit.c (COMMAND_LINE_OPTIONS): Add OPT_version.
6938 (cpp_handle_option): Set pfile->help_only if we see -h,
6939 --help, -target-help, or --version. Print version string but
6940 do not set help_only if we see -v or -version. Make text
6941 printed by -v match that printed by (-)-version.
6943 * cppmain.c (main): Exit after option parsing if
6944 pfile->help_only is true.
6946 * toplev.c (independent_decode_option): Call print_version,
6947 then exit, if we see --version (but not -version).
6948 (print_version): Split lengthy message into two lines.
6950 2001-01-05 Nick Clifton <nickc@redhat.com>
6952 * config/v850/v850.c (v850_encode_data_area): Use alloca to create
6953 temporary string for initialisation before calling ggc_alloc_string.
6955 2001-01-06 Michael Hayes <mhayes@redhat.com>
6957 * rtl.h (print_simple_rtl): New.
6958 * print-rtl.c (print_simple_rtl): New.
6960 (print_rtx): Disable printing of flags and modes, etc.,
6961 if `flag_simple` nonzero.
6963 2001-01-05 Zack Weinberg <zack@wolery.stanford.edu>
6965 * function.c (fixup_var_refs): Use push_to_full_sequence where
6968 2001-01-05 Michael Meissner <meissner@redhat.com>
6970 * flags.h (flag_reorder_blocks): Add declaration.
6971 (flag_rename_block): Ditto.
6973 2001-01-05 DJ Delorie <dj@redhat.com>
6975 * function.c (reorder_blocks): Make sure the flags are all reset
6976 before using them to mark blocks, else a second invocation will
6977 corrupt the block chain.
6978 (reorder_blocks_0): New, resets the flags.
6980 Fri Jan 5 20:34:06 2001 J"orn Rennecke <amylaar@redhat.com>
6982 * cse.c (find_comparison_args): Stop if the argument is known to
6985 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
6987 * config/sh/sh.md (movdf): When splitting load into pair of
6988 registers, don't clobber the register used in the address too
6991 2001-01-05 Jeffrey Oldham <oldham@codesourcery.com>
6993 * varasm.c (mark_constant_pool): Improve initial comments.
6994 (mark_constants): Move marking of constants to mark_constant.
6995 (mark_constant): New function to recursively mark all constants
6996 referred to by a constant.
6998 2001-01-05 Catherine Moore <clm@redhat.com>
7000 * dbxout.c ((dbxout_parms): Handle invisible ref where decl is a REG.
7002 2001-01-05 Phil Edwards <pme@sources.redhat.com>
7004 * cp/lang-options.h: Bring comment in line with reality.
7005 * f/lang-options.h: Likewise.
7006 * java/lang-options.h: Likewise.
7007 * objc/lang-options.h: Likewise.
7008 * ch/lang-options.h: Likewise.
7009 * f/g77.texi: And update the manual.
7011 2001-01-05 Marek Michalkiewicz <marekm@linux.org.pl>
7012 Denis Chertykov <denisc@overta.ru>
7014 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Prototype.
7015 * config/avr/avr.c (avr_peep2_scratch_safe): New function.
7016 * config/avr/avr.md (all peepholes that request a scratch register):
7017 Call it, FAIL the peephole if not safe (in interrupt functions).
7019 2001-01-05 Mark Mitchell <mark@codesourcery.com>
7021 * ggc-page.c (NUM_EXTRA_ORDERS): Hardwire to zero for now.
7023 2001-01-05 Joseph S. Myers <jsm28@cam.ac.uk>
7025 * builtins.def (BUILT_IN_CONJ, BUILT_IN_CREAL, BUILT_IN_CIMAG):
7027 * builtins.c (expand_builtin): Abort on BUILT_IN_CONJ,
7028 BUILT_IN_CREAL and BUILT_IN_CIMAG.
7029 * c-common.c (c_common_nodes_and_builtins): Create builtin conjf,
7030 conj, conjl, crealf, creal, creall, cimagf, cimag and cimagl.
7031 (expand_tree_builtin): Handle BUILT_IN_CONJ, BUILT_IN_CREAL and
7033 * extend.texi: Document these builtins.
7035 2001-01-05 Daniel Berlin <dberlin@redhat.com>
7037 * c-common.c (lang_get_alias_set): Say we know nothing of
7038 VECTOR_TYPE aliasing.
7040 * dwarf2out.c (is_base_type): Handle VECTOR_TYPE properly.
7042 2001-01-05 Bruce Korb <bkorb@gnu.org>
7044 * fixinc/mkfixinc.sh(vax-*-bsd): convert exit and atexit calls to
7045 their x* equivalent versions for atexit-less systems
7046 * fixinc/fixincl.c(main): do not return from main() on atexit-less
7047 systems (or any other system any more).
7049 2001-01-05 Richard Earnshaw <rearnsha@arm.com>
7051 * arm.md (ldmsi_postinc): Avoid use of match_dup between input and
7052 output operands. Use arm_hard_register_operand for operand 4.
7053 (stmsi_postinc): Similarly.
7054 (ldmsi): Use arm_hard_register_operand for opernand 2.
7056 * arm.c (arm_hard_register_operand): New function.
7057 * arm-protos.h (arm_hard_register_operand): Prototype it.
7059 * arm.h (HARD_REGNO_RENAME_OK): Define.
7061 Fri Jan 5 16:29:49 MET 2001 Jan Hubicka <jh@suse.cz>
7063 * simplify-rtx.c (cfc_args): add "unordered" field.
7064 (check_fold_consts): Set unordered field.
7065 (simplify_relational_operation): Simplify the unordered
7068 * reg-stack.c (swap_rtx_condition): Ensure that the transformation
7071 * emit-rtl.c (try_split): Fix code to mark labels.
7072 * jump.c (mark_jump_label): Make global.
7073 * rtl.h (mark_jump_label): Declare.
7075 * predict.c (estimate_probability): Handle unordred comparisons.
7077 2001-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
7079 * cpp.texi: Update for -MP. Clarify behaviour of -MT.
7080 * cppinit.c (initialize_dependency_output): Update.
7081 (cpp_finish): Output dummy targets for -MP.
7083 (cpp_handle_option): Handle -MP. Don't quote -MT options.
7084 * cpplib.h (struct cpp_options): Add deps_phony_targets.
7085 * gcc.c (cpp_options): Update to handle -MP.
7086 * mkdeps.c (deps_add_target, deps_add_default_target): Update
7087 to quote only the default target.
7088 (deps_phony_targets): Insert a preceding newline. Rename from
7089 deps_dummy_targets for consistency.
7092 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7094 * calls.c (emit_library_call_value_1): Support
7095 INIT_CUMULATIVE_LIBCALL_ARGS.
7096 * tm.texi (INIT_CUMULATIVE_LIBCALL_ARGS): Document it.
7098 2001-01-04 Richard Henderson <rth@redhat.com>
7100 * c-decl.c (finish_struct): Detect flexible array members
7101 used in an inappropriate context.
7102 * c-typeck.c (really_start_incremental_init): Special case
7103 constructor_max_index for zero length arrays.
7104 (pop_init_level): Allow initialization of flexible array
7105 members. Deprecate initialization of zero length arrays.
7106 Don't issue missing initializer warning for flexible array
7107 members or zero length arrays.
7108 (process_init_element): Don't dereference null DECL_SIZE.
7109 * varasm.c (array_size_for_constructor): Return a HOST_WIDE_INT.
7110 Don't abort for empty constructors. Use size_binop
7111 (output_constructor): Add commentary regarding zero length
7112 array futures. Abort if we try to initialize an array of
7113 unspecified length with a non-empty constructor in the middle
7116 * extend.texi (Zero Length): Update and clarify documentation
7117 on static initialization.
7119 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7121 * config/c4x/c4x.c (c4x_expand_prologue): Don't compile an ISR
7122 with more than 32767 words of local storage.
7124 2001-01-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7126 * config/c4x/c4x.c (c4x_init_builtins): Remove builtin support
7127 for 'abs', 'labs', and 'fabs'.
7128 (c4x_expand_builtin): Likewise.
7129 * config/c4x/c4x.h (enum c4x_builtins): Likewise.
7131 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
7133 * config/sh/sh.md (prget, prset): New insn types.
7134 (return delay slot): Dont' allow prset.
7135 (call, sfunc delay slot): Don't allow prget.
7136 (movsi_i, movsi_ie, movsi_i_lowpart): Create separate alternatives
7137 for prset and prget.
7139 2001-01-05 Michael Hayes <mhayes@redhat.com>
7141 * loop.h (struct loop_reg): New.
7142 (struct loop_regs): Change to use array of `struct loop_reg'.
7143 * loop.c: Replace assortment of varrays with single regs array.
7144 (count_one_set): Delete may_not_move array argument
7145 and use regs array instead. All caller's changed.
7146 (count_loop_regs_set): Delete may_not_move and single_usage
7147 arguments and use regs array instead. All caller's changed.
7148 (find_single_use_in_loop): Replace usage array argument with pointer
7149 to regs structure. All caller's changed.
7150 (loop_optimize): Delete `moved_once' array.
7152 2001-01-05 Michael Hayes <mhayes@redhat.com>
7154 * loop.c (prescan_loop): Set loop_info->has_nonconst_call.
7155 Use it instead of loop_info->has_call for scanning loop mems.
7156 (check_dbra_loop): Replace loop_info->has_call test with
7157 loop_info->has_nonconst_call.
7159 2000-01-04 Matthew Hiller <hiller@redhat.com>
7161 * config/sh/sh.h (EPILOGUE_USES): Recognize fpscr as epilogue-used
7164 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
7166 * fold-const.c (fold): When folding a CONJ_EXPR of a COMPLEX_CST,
7167 use TREE_REALPART and TREE_IMAGPART instead of TREE_OPERAND.
7169 2001-01-04 Joseph S. Myers <jsm28@cam.ac.uk>
7171 * c-common.c (SIZE_TYPE, WCHAR_TYPE): Define.
7172 (flag_short_double, flag_short_wchar): Define.
7173 (c_common_nodes_and_builtins): Create many tree nodes shared
7174 between C and C++ here instead of in cp/decl.c and ...
7175 * c-decl.c (init_decl_processing): ... here.
7176 (SIZE_TYPE, WCHAR_TYPE): Don't define.
7177 (flag_short_double, flag_short_wchar): Don't define.
7178 (record_builtin_type): New function.
7179 (build_void_list_node): New function.
7180 * c-common.h (flag_short_double, flag_short_wchar,
7181 record_builtin_type, build_void_list_node): Declare.
7183 Thu Jan 4 21:09:47 2001 J"orn Rennecke <amylaar@redhat.com>
7185 * integrate.c (expand_inline_function): Don't put a virtual
7186 register into the reg map.
7188 * function.c (fixup_var_refs_1): If force_operand didn't put
7189 the address into the target, move it there.
7191 2001-01-04 Mark Mitchell <mark@codesourcery.com>
7193 Special-case tree_decl/tree_list allocations.
7194 * ggc-page.c (OBJECT_PER_PAGE): Reimplement.
7195 (OBJECT_SIZE): New macro.
7196 (NUM_EXTRA_ORDER): Likewise.
7197 (extra_order_size_table): New variable.
7198 (NUM_ORDERS): New macro.
7199 (objects_per_page_table): New variable.
7200 (object_size_table): New variable.
7201 (G.pages): Use NUM_ORDERS to bound the array.
7202 (G.page_tails): Likewise.
7203 (DIV_ROUND_UP): Remove.
7204 (BITMAP_SIZE): Use CEIL, instead of DIV_ROUND_UP.
7205 (alloc_page): Use OBJECT_SIZE.
7206 (size_lookup): Don't make it const.
7207 (ggc_alloc): Use OBJECT_SIZE.
7208 (ggc_set_mark): Likewise.
7209 (ggc_get_size): Likewise.
7210 (init_ggc): Set up the object_size_table, objects_per_page_table,
7211 and adjust size_lookup.
7212 (ggc_recalculate_in_use_p): Use CEIL, not DIV_ROUND_UP.
7213 (ggc_pop_context): Use NUM_ORDERS.
7214 (clear_marks): Likewise.
7215 (sweep_pages): Likewise.
7216 (poison_pages): Likewise.
7217 (ggc_print_statistics): Use OBJECT_SIZE.
7219 Thu Jan 4 15:54:05 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7221 * varasm.c (output_constructor): Use HOST_WIDE_INT for sizes.
7222 Only call array_size_for_constructor if last field and array type
7223 with no upper bound.
7225 2001-01-04 Philip Blundell <philb@gnu.org>
7227 * config/arm/arm.c (arm_gen_constant): Prefer to emit constants
7228 from bit 31 downwards, if this requires no more insns.
7229 (count_insns_for_constant): New helper function for above.
7231 2001-01-04 Alexandre Oliva <aoliva@redhat.com>
7233 * gencodes.c (output_predicate_decls): Remove empty initializer.
7235 2001-01-04 Mark Mitchell <mark@codesourcery.com>
7237 * tree.c (copy_node): Remove documentation about obstacks.
7238 (buidl1): Check that nobody tries to build 2-argument nodes this
7241 2001-01-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7243 * sparc.h (PREDICATE_CODES): Delete fp_sethi_p, fp_mov_p and
7246 * gencodes.c (output_predicate_decls): Fill empty initializer
7249 2001-01-04 Jakub Jelinek <jakub@redhat.com>
7251 * tradcpp.c (deps_file, print_deps_missing_files): New variables.
7252 (main): Handle -MG, -MD, -MMD. Bail out if -MG is given without -M
7254 (do_include): Handle missing headers like cpp0.
7255 * cppfiles.c (_cpp_execute_include): Don't prefix absolute header
7256 paths with first include pathname. Don't strcat to uninitialized
7259 2001-01-04 Bernd Schmidt <bernds@redhat.com>
7261 * regrename.c (regrename_optimize): Don't rename from frame pointer
7262 if frame_pointer_needed.
7263 (do_replace): Don't set ORIGINAL_REGNO to a hard register number.
7264 * config/ia64/ia64.c (emit_all_group_insn_barriers): New function.
7265 (ia64_reorg): Use it instead of scheduling if ! optimize.
7266 (errata_emit_nops): Properly call asm_noperands.
7267 (ia64_sched_reorder): Finish cycle if we see an asm.
7268 (ia64_variable_issue): Clear scheduling state after asms.
7270 2001-01-04 Neil Booth <neil@daikokuya.demon.co.uk>
7272 * cpp.texi: Update for -MT.
7273 * cppinit.c (initialize_dependency_output): Add a default
7274 target if none has been given already.
7275 (no_tgt, OPT_MT): New.
7276 (cpp_handle_option): Handle -MT. Update -M etc.
7277 * cpplib.h (struct cpp_options): Remove deps_target.
7278 * gcc.c (cpp_options): Handle -MT.
7279 * mkdeps.c (struct deps): Move from mkdeps.h.
7280 (deps_calc_target): Rename deps_add_default_target. Add a
7281 default target if none has been specified already.
7282 * mkdeps.h (struct deps): Move to mkdeps.c.
7283 (deps_calc_target): Rename deps_add_default_target.
7285 2000-01-03 Richard Henderson <rth@redhat.com>
7287 * c-decl.c (grokdeclarator): Give zero-length arrays size zero.
7289 * c-typeck.c (push_init_level): Move checks for flexible array
7290 members and zero length arrays ...
7291 (pop_init_level): ... here. Silently discard empty initializations.
7293 * varasm.c (output_constructor): Update for sizeof change to
7296 * extend.texi (Zero Length): Clarify semantics.
7298 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7300 * configure.in (tm.h): Include isns-codes.h last.
7301 * configure: Rebuilt.
7303 2001-01-03 Richard Henderson <rth@redhat.com>
7305 * config/alpha/alpha.md (addvsi3, addvdi3): New.
7306 (negvsi2, negvdi2, subvsi3, subvdi3, mulvsi3, mulvdi3): New.
7308 2001-01-03 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
7310 * tradcpp.c (main): Make sure finclude() is called with a valid
7311 indepth value while handling -include.
7313 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7315 * gencodes.c (output_predicate_decls): New function.
7317 * machmode.h (GET_MODE_MASK): Arrange for it to be defined
7318 even if it is not the first time machmode.h is #included.
7319 * config/sh/sh.c (fpul_operand): Declare MODE argument.
7320 * tm.texi (PREDICATE_CODES): Document predicate declarations.
7321 * gcc.texi (Copyright): Added 2001.
7323 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7325 * c-common.c (c_common_lang_init): New function. Warn if format
7326 warning options which only have effects when used with -Wformat
7327 are used without -Wformat.
7328 * c-common.h (c_common_lang_init): Declare.
7329 * c-lang.c (lang_init): Call c_common_lang_init.
7330 * objc/objc-act.c (lang_init): Call c_common_lang_init.
7332 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7334 * configure.in: Check for the mktemp command.
7335 * configure: Regenerate.
7336 * gccbug.in: Use a separate temporary file $TEMP0 for one use of
7337 $TEMP. Create temporary files with mktemp, if available at
7338 configure time; otherwise use set -C. Remove temporary files
7341 2001-01-03 Joseph S. Myers <jsm28@cam.ac.uk>
7343 * configure.in: Require at least texinfo 4.0. Check for whether
7344 Pod::Man is sufficiently recent to regenerate GCC manpages.
7345 * configure: Regenerate.
7346 * Makefile.in (TEXI2POD): Call perl explicitly rather than relying
7348 (GENERATED_MANPAGES): Define.
7349 (generated-manpages): New target. Depend on cpp.1 as well as
7351 (install-man): Depend on $(GENERATED_MANPAGES) (defined by
7352 configure to generated-manpages or empty) rather than on the
7353 manpages directly. Remove execute permission from installed
7354 gcov.1 as well as cpp.1.
7355 * cpp.1, gcov.1: Regenerate.
7357 2001-01-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7359 * builtins.c (expand_builtin_strncmp): Use host_integerp and
7360 tree_low_cst. Allow using cmpstrsi in more cases.
7362 Wed Jan 3 10:48:43 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7364 * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for variable
7367 Wed Jan 3 12:22:32 2001 Alexandre Oliva <aoliva@redhat.com>
7369 * build-make (HOST_CFLAGS): Added `-DGENERATOR_FILE'.
7370 * Makefile.in (HOST_CFLAGS): Mention build-make.
7372 Wed Jan 3 08:53:50 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7374 * config/sparc/sparc.md (nonlocal_goto): Emit goto_handler_and_restore
7377 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7379 * builtins.c (expand_builtin_return_addr): Don't use MEM_ALIAS_SET on
7382 * cse.c (cse_rtx_varies_p): Accept additional FROM_ALIAS arg. All
7385 * alias.c (throughout): Use ORIGINAL_REGNO when accessing
7386 reg_base_value and reg_known_value arrays.
7387 (init_alias_analysis): Add more cases to detect known values.
7388 * sched-deps.c (deps_may_trap_p): New function.
7389 (sched_analyze_2): Use it.
7391 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
7393 * combine.c (simplify_shift_const): Even if we're sign-extracting,
7394 don't discard an ASHIFTRT if we're shifting in a wider mode.
7396 2000-01-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
7398 * toplev.c (rest_of_compilation): Don't print basic block information
7399 when CFG isn't up to date.
7401 2001-01-02 Mark Elbrecht <snowball3@bigfoot.com>
7403 * config/i386/djgpp.h (DWARF2_DEBUGGING_INFO): Define.
7404 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_ASM_OP): Define.
7405 (UNALIGNED_SHORT_ASM_OP): Define.
7406 (CPP_PREDEFINES): Remove defines for GO32 and DJGPP.
7408 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7410 * fold-const.c (fold_convert): Fix typo.
7412 2001-01-02 Richard Henderson <rth@redhat.com>
7414 * c-common.h (ASM_INPUT_P): New.
7415 * c-parse.in (asm): Set it when needed.
7416 * c-semantics.c (genrtl_asm_stmt): Test it instead of the
7417 existance of an operand.
7419 Tue Jan 2 20:27:07 MET 2001 Jan Hubicka <jh@suse.cz>
7421 * dwarf2out.c (stack_adjust_offset): Handle PRE_MODIFY.
7422 (dwarf2out_frame_debug_expr): Likewise.
7423 (mem_loc_descriptor): Handle PRE and POST_MODIFY.
7425 Tue Jan 2 20:21:31 MET 2001 Jan Hubicka <jh@suse.cz>
7427 * i386.c (ix86_split_to_parts): Return number of part required;
7429 (print_operand, ix86_expand_branch, ix86_expand_fp_movcc): Handle
7431 (ix86_split_long_move): Use number of part returned
7432 by ix86_split_to_parts
7433 * i386.h (MASK_128BIT_LONG_DOUBLE, TARGET_128BIT_LONG_DOUBLE):
7435 (TARGET_SWITCHES): Add 128bit-long-double and 96bit-long-double
7436 (LONG_DOUBLE_TYPE_SIZE): Change from constant.
7437 (MAX_LONG_DOUBLE_TYPE_SIZE): New macro.
7438 (INTEL_EXTENDED_IEEE_FORMAT): Likewise.
7439 (ALIGN_MODE_128): Add TFmode.
7440 (IS_STACK_MODE): Likewise.
7441 (HARD_REGNO_NREGS): TFmode needs 3 registers.
7442 (HARD_REGNO_OK): Support TFmodes.
7443 (ASM_OUTPUT_LONG_DOUBLE): Handle TFmodes.
7444 * i386.md (scheduler definitions): Use memory operand to determine
7445 fst/fld instructions; use mode attribute to determine real mode of
7447 (*tf): New patterns, expanders and splitters; based on XFmode patterns.
7448 * invoke.texi (128bit-long-double, 96bit-long-double): Document.
7450 2001-01-02 Mark Mitchell <mark@codesourcery.com>
7452 * tree.def (TRUTH_NOT_EXPR): Improve documentation.
7454 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7456 * expr.c (store_constructor_field): Update ALIGN before calling
7459 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7461 * config/mips/mips.c (function_arg): Don't pass NULL_TREE to
7464 2001-01-02 Jeffrey Oldham <oldham@codesourcery.com>
7466 * tm.texi (FUNCTION_ARG): Document that @var{type} can be an
7469 Tue Jan 2 10:47:38 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.
7471 * c-decl.c (start_function): Don't warn on third parameter to main.
7473 2001-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7475 * tsystem.h: Define HAVE_DECL_GETOPT.
7477 2001-01-02 Philip Blundell <pb@futuretv.com>
7479 * config/arm/linux-gas.h (CLEAR_INSN_CACHE): Avoid illegal clobber
7482 2001-01-02 Richard Henderson <rth@redhat.com>
7484 * alpha.md (*ze_and_ne): Duplicate insn condition to split.
7486 2001-01-02 Andreas Jaeger <aj@suse.de>
7488 * c-decl.c (c_decode_option): Remove support of
7491 * toplev.c (documented_lang_options): Remove -Wmissing-noreturn.
7492 (W_options): Add -Wmissing-noreturn here.
7494 * flow.c: Define lang_missing_noreturn_ok_p.
7495 (check_function_return_warnings): Use it.
7497 * c-common.h: Declare lang_missing_noreturn_ok_p.
7499 * c-lang.c (c_missing_noreturn_ok_p): New function.
7500 (lang_init): Set lang_missing_noreturn_ok_p.
7502 * invoke.texi (Warning Options): Document this.
7504 2000-12-27 Phil Edwards <pme@sources.redhat.com>
7506 * extend.texi (C++ Extensions): New node for C++ attributes;
7507 describe init_priority and com_interface.
7508 * invoke.texi: Remove -finit-priority as it now has zero effect.
7509 * install.texi: Fix xref syntax.
7510 * md.texi: Likewise.
7512 Mon Jan 1 21:28:29 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7514 * config.gcc (sparc64-wrs-vxworks*): New case.
7515 * config/sparc/vxsparc64.h, config/sparc/t-vxsparc64: New files.
7517 * config/sparc/sparc.c (sparc_override_options): Do support different
7518 pointer and architecture size.
7519 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Always 4.
7520 (POINTERS_EXTEND_UNSIGNED): Define.
7521 (Pmode): Test TARGET_ARCH64, not TARGET_PTR64.
7522 (FUNCTION_MODE): Define to be Pmode.
7523 * config/sparc/sparc.md (64-bit call patterns): FUNCTION_MODE now DI.
7525 * function.c (expand_function_end): Properly handle DECL_RESULT
7526 and copy when ptr_mode != Pmode.
7527 * expmed.c (make_tree): Convert X from Pmode to ptr_mode, if needed.
7529 2001-01-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7531 * c-common.c (c_common_nodes_and_builtins): Set prototype
7532 parameters for __builtin_fputs, __builtin_fputc and
7533 __builtin_fwrite. Don't declare plain fputc as a builtin.
7535 2001-01-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
7537 * loop.c (add_label_notes): Increment the label usage count when
7538 a note is added to an insn which refers to a CODE_LABEL.
7539 * gcse.c (add_label_notes): Likewise.
7541 2001-01-01 Andreas Jaeger <aj@suse.de>
7543 * loop.c (scan_loop): Use xmalloc to allocate movables.
7545 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
7547 * tm.texi (REGISTER_MOVE_COST): Add a mode argument.
7548 * reload.c (REGISTER_MOVE_COST): Likewise. Adjust all callers.
7549 * reload1.c (REGISTER_MOVE_COST): Likewise.
7550 * regclass.c (REGISTER_MOVE_COST): Likewise.
7551 (move_cost, may_move_in_cost, may_move_out_cost): Add mode
7552 dimension. Adjust all users.
7553 (init_reg_sets_1): Iterate on all modes.
7554 * config/1750a/1750a.h (REGISTER_MOVE_COST): Adjust.
7555 * config/a29k/a29k.h (REGISTER_MOVE_COST): Adjust.
7556 * config/alpha/alpha.h (REGISTER_MOVE_COST): Adjust.
7557 * config/arc/arc.h (REGISTER_MOVE_COST): Adjust.
7558 * config/arm/arm.h (REGISTER_MOVE_COST): Adjust.
7559 * config/avr/avr.h (REGISTER_MOVE_COST): Adjust.
7560 * config/c4x/c4x.h (REGISTER_MOVE_COST): Adjust.
7561 * config/d30v/d30v.h (REGISTER_MOVE_COST): Adjust.
7562 * config/dsp16xx/dsp16xx.h (REGISTER_MOVE_COST): Adjust.
7563 * config/h8300/h8300.h (REGISTER_MOVE_COST): Adjust.
7564 * config/i386/i386.h (REGISTER_MOVE_COST): Adjust.
7565 * config/ia64/ia64.h (REGISTER_MOVE_COST): Adjust.
7566 * config/m32r/m32r.h (REGISTER_MOVE_COST): Adjust.
7567 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Adjust.
7568 * config/m68k/m68k.h (REGISTER_MOVE_COST): Adjust.
7569 * config/mcore/mcore.h (REGISTER_MOVE_COST): Adjust.
7570 * config/mips/mips.h (REGISTER_MOVE_COST): Adjust.
7571 * config/mn10200/mn10200.h (REGISTER_MOVE_COST): Adjust.
7572 * config/mn10300/mn10300.h (REGISTER_MOVE_COST): Adjust.
7573 * config/ns32k/ns32k.h (REGISTER_MOVE_COST): Adjust.
7574 * config/pa/pa.h (REGISTER_MOVE_COST): Adjust.
7575 * config/pdp11/pdp11.h (REGISTER_MOVE_COST): Adjust.
7576 * config/pj/pj.h (REGISTER_MOVE_COST): Adjust.
7577 * config/romp/romp.h (REGISTER_MOVE_COST): Adjust.
7578 * config/rs6000/rs6000.h (REGISTER_MOVE_COST): Adjust.
7579 * config/sh/sh.h (REGISTER_MOVE_COST): Adjust.
7580 * config/sparc/sparc.h (REGISTER_MOVE_COST): Adjust.
7582 2001-01-01 Bernd Schmidt <bernds@redhat.com>
7584 * alias.c (fixed_scalar_and_varying_struct): Adjust prototype of
7585 arg VARIES_P. Call it with extra arg.
7586 (true_dependence): Likewise.
7587 * rtl.h (rtx_addr_can_trap_p): Declare.
7588 (rtx_varies_p, rtx_addr_varies_p, true_dependence): Update
7590 * rtlanal.c (rtx_addr_can_trap_p): No longer static.
7591 (rtx_varies_p): Accept extra arg FOR_ALIAS; only disallow
7592 pic offset table register if it's zero. All callers changed.
7593 (rtx_addr_varies_p): Accept extra arg FOR_ALIAS; all callers changed.
7595 Mon Jan 1 07:38:33 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7597 * explow.c (convert_memory_address, case SYMBOL_REF): Copy
7598 STRING_POOL_ADDRESS_P.
7600 * config/sparc/sparc.c (input_operand): Properly test for short op.
7602 * config.gcc (sparc-*-elf): Include sparc/sol2.h.
7603 (sparc-*-rtems*): Include sparc/sol2.h and sparc/elf.h.
7604 (sparclite-*-elf*, sparc86x-*-elf*): Likewise.
7605 * config/sparc/elf.h: No longer include sol2.h.
7606 * config/sparc/lifeelf.h: No longer include sparc/elf.h.
7607 * config/sparc/rtemself.h, config/sparc/sp86x-elf.h: Likewise.
7609 * config/sparc/sparc.md: Test TARGET_ARCH64 instead of TARGET_PTR64.
7611 2001-01-01 Michael Hayes <mhayes@redhat.com>
7613 * loop.c (check_insn_for_bivs): Use ivs->n_regs to check array bounds.
7614 (find_mem_givs, record_biv, maybe_eliminate_biv): Likewise.
7615 (record_initial): Likewise.
7616 * unroll.c (copy_loop_body, loop_iterations): Likewise.
7617 (remap_split_bivs): Likewise.
7619 2001-01-01 Michael Hayes <mhayes@redhat.com>
7621 * loop.c (loop_ivs_free): New function.
7622 (strength_reduce): Break out from...
7624 2001-01-01 Michael Hayes <mhayes@redhat.com>
7626 * loop.h (struct iv): New.
7627 (REG_IV_TYPE, REG_IV_CLASS, REG_INFO): Modify to use 'struct iv'.
7628 (struct loop_ivs): Replace 'reg_iv_type', 'reg_iv_info',
7629 'reg_biv_class' fields with 'regs' and 'n_regs'.
7630 (struct ivs): Rename 'loop_iv_list' field to 'list'.
7631 * loop.c (loop_bivs_find, strength_reduce): Use ivs->regs array.
7632 * unroll.c (loop_iterations): Check array bounds with ivs->n_regs.
7634 2000-12-31 Alexandre Oliva <aoliva@redhat.com>
7636 * resource.c (mark_referenced_resources): Abort() before
7637 attempting to mark a pseudo register.
7638 (mark_set_resources): Likewise.
7640 2001-01-01 Michael Hayes <mhayes@redhat.com>
7642 * loop.h (REG_IV_CLASS): New accessor macro.
7643 * loop.c (REG_IV_CLASS): Use it instead of reg_iv_class array.
7644 * unroll.c (REG_IV_CLASS): Likewise.
7646 See ChangeLog.4 for earlier changes.