1 Sat Dec 18 05:29:29 1999 Scott Bambrough <scottb@netwinder.org>
3 * config/arm/linux-elf.h: Change all instances of
4 ARM_FLAG_SHORT_BYTES to ARM_FLAG_MMU_TRAPS.
5 * config/arm/uclinux-elf.h: Likewise.
7 1999-12-18 Gabriel Dos Reis <gdr@codesourcery.com>
9 * toplev.c (notice, vmessage, v_message_with_file_and_line,
10 v_message_with_decl, file_and_line_for_asm,
11 v_error_with_file_and_line, v_error_with_decl, v_error_for_asm,
12 verror, vfatal, v_warning_with_file_and_line, v_warning_with_decl,
13 v_warning_for_asm, vwarning, vpedwarn, v_pedwarn_with_decl,
14 v_pedwarn_with_file_and_line, vsorry, vnotice, count_error,
15 pfatal_with_name, fatal_io_error, need_error_newline,
16 last_error_function, last_error_tick, announce_function,
17 default_print_error_function, print_error_function,
18 report_error_function, fnotice, error_with_file_and_line,
19 error_with_decl, error_for_asm, error, set_fatal_function, fatal,
20 _fatal_insn, _fatal_insn_not_found, warning_with_file_and_line,
21 warning_with_decl, warning_for_asm, warning, pedwarn,
22 pedwarn_with_decl, pedwarn_with_file_and_line, sorry): Move to
24 (compile_file): Use fnotice instead of notice. Adjust call.
26 * diagnostic.c: New file.
28 * Makefile.in (OBJS): Include diagnostic.o
29 (diagnostic.o): Define dependence.
31 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
33 * config/c4x/c4x.h (ASM_OUTPUT_XXX): Wrap in do-while(0).
36 1999-12-18 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
38 * config/c4x/c4x.md (rpts_top, rptb_top): Add clobbers for rs and re.
40 1999-12-17 13:21 -0800 Zack Weinberg <zack@rabi.columbia.edu>
42 * fixtests.c (is_cxx_header): New fn, split out of
44 (else_endif_label): Allow "#endif // comment" in C++ headers,
45 as determined by is_cxx_header.
46 * fixfixes.c (else_endif_label_fix): Update comment.
47 * fixincl.c: Don't output VERB_PROGRESS lines if stdout is not
49 * genfixes: Correct double thinko in commandline parsing.
50 * hackshell.tpl: Generate correct sh syntax for bypass
53 * inclhack.def (all): Whenever an inserted preprocessor
54 conditional is split over multiple lines, use double
55 backslashes in this file so the fixed header will be readable.
57 (AAB_fd_zero_glibc_1_0): Rename to AAB_fd_zero_asm_posix_types_h
58 and add bypass entry for correct version of this header.
59 (AAB_fd_zero_glibc_1_x): Rename to AAB_fd_zero_gnu_types_h.
60 (AAB_fd_zero_glibc_2_0): Rename to AAB_fd_zero_selectbits_h.
62 (hpux8_bogus_inlines): New fix, split from...
63 (ultrix_atof_param) ... here.
64 (math_expression): Add bypass entry keyed to glibc comment
65 indicating the problem has been dealt with; disable
66 unnecessary sed operations; update commentary.
67 (math_gcc_ifndefs): Rename to math_huge_val_from_dbl_max,
68 add select and bypass entries, simplify shell operation.
69 (math_huge_val_ifndef): Split from math_gcc_ifndefs.
71 (ip_missing_semi, rs6000_param, tinfo_cplusplus,
72 ultrix_atof_param): Add select entry.
73 (stdio_va_list, sunos_mather_decl): Add bypass entry.
74 (systypes_for_aix, sysv86_string, tinfo_cplusplus): Put the
75 comments with the fixes they describe.
77 * c-parse.in (string action): Do not warn about ANSI string
78 concatenation in system headers. Affects C parser only.
79 * c-parse.y, c-parse.c, c-parse.h: Rebuild.
81 1999-12-16 Jakub Jelinek <jakub@redhat.com>
83 * config/sparc/sparc.h (TARGET_ARCH32): Exchange ifdefs so that if
84 compiling libgcc2 the macro depends always on arch cpp defines.
86 Fri Dec 17 10:34:16 1999 Richard Earnshaw <rearnsha@arm.com>
88 * loop.c (insert_loop_mem): Don't record MEMs from inside
91 Fri Dec 17 12:08:11 MET 1999 Jan Hubicka <hubicka@freesoftr.cz>
93 * regclass.c (regclass): Do not use flowgraph when not optimizing.
95 * gcse.c (try_replace_reg): Do replacements in REG_EQUAL/REG_EQUIV
96 notes too, create one when replacement failed, attempt to simplify
98 (cprop_insn): Propagate even to registers mentioned only in REG_EQUAL
101 1999-12-16 Mark Mitchell <mark@codesourcery.com>
103 * crtstuff.c (__dso_handle): Declare.
104 (__cxa_finalize): Likewise.
105 (do_global_dtors_aux): Call __cxa_finalize if __dso_handle is
108 * invoke.texi: Document -fuse-cxa-atexit.
110 * tree.h (ptr_type_node): Document.
111 (const_ptr_type_node): Likewise.
113 Fri Dec 17 01:32:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
115 * regmove.c (optimize_reg_copy_1): Ignore LOOP notes.
116 (optimize_reg_copy_2): Likewise.
117 (optimize_reg_copy_3): Likewise.
118 (fixup_match_2): Likewise.
119 (regmove_optimize): Likewise.
120 (fixup_match_1): Liekwise.
122 * i386.md (HI to SImode promoting splitters): Rewrite.
123 (pushsf mem peep2): New.
124 (testhi to andhi peep2): Remove.
125 * i386.h (x86_promote_QImode): New.
126 (TARGET_PROMOTE_QImode): New.
127 (PREDICATE_CODES): Add promotable_binary_operator.
128 * i386.c (x86_promote_QImode0: New.
129 (promotable_binary_operator): New.
130 * i386-protos.h (promotable_binary_operator): New.
132 * i386.md (test?i_1): Use "nonmemory_operand" predicate, simplify
134 (one_cmpl?i*): Pass "NOT" to unary_operator_ok.
136 1999-12-16 Mark Mitchell <mark@codesourcery.com>
138 * Makefile.in (INTREGRATE_H): Rename to INTEGRATE_H.
139 * function.c (insert_block_after_note): Remove.
140 (retrofit_block): Likewise.
141 (identify_blocks): Fix indentation.
142 (reorder_blocks): Don't NULL out NOTE_SOURCE_FILE for a
143 NOTE_INSN_BLOCK_BEG or NOTE_INSN_BLOCK_END.
144 * function.h (insert_block_after_note): Remove prototype.
145 (retrofit_block): Likewise.
146 * integrate.c (expand_inline_function): Don't call
147 find_loop_tree_blocks. Use expand_start_bindings_and_block, not
148 just expand_start_bindings. Use the block_map to remap old
149 NOTE_BLOCKs to new ones.
150 (integrate_decl_tree): Keep track of remapped blocks.
151 * integrate.h (struct inline_remap): Add block_map.
152 * stmt.c (expand_fixup): Don't try to retrofit_blocks. Just set
153 NOTE_BLOCK on the notes.
154 (expand_start_bindings): Rename to ...
155 (expand_start_bindings_and_block): Add parameter. Set NOTE_BLOCK.
156 (expand_end_bindings): Set NOTE_BLOCK.
157 * toplev.c (rest_of_compilation): In function-at-a-time-mode,
158 reconstruct the BLOCK tree.
159 * tree.h (expand_start_bindings): Macroize. Call ...
160 (expand_start_bindings_and_block): New function.
162 1999-12-16 Jakub Jelinek <jakub@redhat.com>
164 * config/sparc/sparc.c (print_operand): Cast fprintf arguments
167 1999-12-16 David S. Miller <davem@redhat.com>
169 * expr.c (emit_move_insn_1): Only emit clobbers if one of
170 the outputs is a SUBREG.
171 * rtlanal.c (reg_overlap_mentioned_p): Revert December 15th
174 * config/sparc/sparc.c (epilogue_renumber): Add default case
177 Thu Dec 16 11:33:57 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
179 * toplev.c (rest_of_compilation): Run branch shortening after
182 * regclass.c (loop_depth): Remove
183 (scan_one_insn): Do not handle LOOP_NOTE insns.
184 (regclass): Go through basic blocks and set loop_cost
186 Thu Dec 16 02:56:25 1999 Zack Weinberg <zack@bitmover.com>
188 * tree.h (DECL_FROM_INLINE): Check DECL_ABSTRACT_ORIGIN too.
190 Thu Dec 16 10:43:35 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
192 * i386.md (movqi): Use "nonimmediate_operand" for output operand.
193 (movstrictqi, movdi, movsf, movdf, movxf): Likewise.
194 (adddi, addqi, addhi, subdi, subqi, subhi, ffs): Likewise.
196 Thu Dec 16 02:41:26 1999 Richard Henderson (rth@cygnus.com)
198 * loop.c (insert_loop_mem): Ignore memory clobbers.
200 * combine.c (simplify_comparison): Reduce (OP (MINUS A B) 0)
203 Thu Dec 16 02:26:11 1999 Jeffrey A Law (law@cygnus.com)
205 * profile.c: Remove redundant #include "output.h".
207 * h8300.md (HImode preinc peephole): Fix typo.
209 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
211 * function.c (retrofit_block): Abort if we don't find a suitable insn.
212 (insert_block_after_note): Abort if we don't have a previous block.
214 * function.h: Adjust.
216 1999-12-15 Mark Mitchell <mark@codesourcery.com>
218 * builtins.c (expand_builtin_mathfn): Make sure not to expand the
219 argument more than once.
221 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
223 * stmt.c (expand_decl): Expand upper bound of a dynamic array.
225 1999-12-15 Jakub Jelinek <jakub@redhat.com>
227 * expr.c (emit_group_load): Use dst mode if src is VOIDmode.
229 Wed Dec 15 16:11:55 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
231 * function.c (PREFERRED_STACK_BOUDNARY): Provide default value.
232 (assign_stack_local_1): Limit alignment to PREFERRED_STACK_BOUNDARY,
233 update stack_alignment_needed.
234 (prepare_function_start): Initialize stack_alignment_needed
235 * function.h (struct function): Add field stack_alignment_needed.
237 Wed Dec 15 14:55:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
239 * caller-save.c (insert_one_insn): Returns struct insn_chain *.
240 Handle live_throughout / dead_or_set instead of live_before /
242 (save_call_clobbered_regs): Get register livenessinformation from
243 chain->live_throughout.
244 (add_stored_regs): New function.
245 (insert_restore, insert_save): Add restored / saved registers to
247 * global.c (reg_dies): New parameter chain.
248 (reg_becomes_live): Third parameter is regs_set now.
250 (reg_dies): New parameter chain. Changed all callers.
251 (build_insn_chain): Set live_throughout instead of
252 live_before / live_after.
253 * reload.h (struct insn_chain): Replace members live_before /
254 live_after with live_throughout / dead_or_set.
255 * reload1.c (new_insn_chain): Handle live_throughout / dead_or_set
256 instead of live_before / live_after.
257 (maybe_fix_stack_asms, find_reload_regs, finish_spills): Likewise.
258 (order_regs_for_reload, find_reg, finish_spills): Likewise.
259 (choose_reload_regs_init): Likewise.
260 * stupid.c (current_chain, find_clobbered_regs): Delete.
261 (stupid_life_analysis): Set chain->live_throughout chain->dead_or_set
262 instead of chain->live_before / chain->live_after.
263 (mark_hard_ref): New function.
264 (stupid_mark_refs): Call mark_hard_ref. Clear chain->live_throughout.
266 1999-12-15 David S. Miller <davem@redhat.com>
268 * rtlanal.c (reg_overlap_mentioned_p): Handle CONCAT.
270 Wed Dec 15 15:05:30 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
272 * flow.c (calculate_loop_depth): Make global, remove prototype,
273 rewrite to use new loop infrastructure.
274 (find_basic_block): Remove calculate_loop_depth call.
275 * toplev.c (rest_of_compilation): Call find_basic_block.
276 * output.h (calculate_loop_depth): Declare.
278 * flow.c (dump_flow_info): Dump loop_depth.
279 (flow_loops_nodes_find): Increase loop_depth for basic block in the
281 (flow_loops_find): Initialize the loop_depth for each basic block.
283 1999-12-15 Jason Merrill <jason@casey.cygnus.com>
285 * tree.c (decl_function_context): Handle virtual functions.
287 * tlink.c (scan_linker_output): Don't look in demangled name when
288 looking for linker output keywords.
290 * dwarfout.c (output_type): We can defer namespace-scope classes.
292 Wed Dec 15 01:23:29 1999 Jeffrey A Law (law@cygnus.com)
294 * regclass.c (record_reg_classes): Update comment for merging
295 register class preferences in reg->reg copies. Tighten conditions
296 for merging register class preferences in reg->reg copies.
298 Wed Dec 15 02:19:32 1999 David Edelsohn <edelsohn@gnu.org>
300 * rs6000.md (tablejumpdi): Generate DImode LABEL_REF.
302 1999-12-14 Geoff Keating <geoffk@cygnus.com>
304 * config/m68k/m68020-elf.h (ENDFILE_SPEC): Delete.
305 (INIT_SECTION_ASM_OP): Delete.
306 (FINI_SECTION_ASM_OP): Delete.
307 (STARTFILE_SPEC): Define to hold just crtbegin.o.
309 1999-12-14 Jason Merrill <jason@casey.cygnus.com>
311 * dwarf2out.c (add_abstract_origin_attribute): Do call abort if
312 the abstract origin wasn't emitted.
314 * dwarf2out.c (class_scope_p): New fn.
315 (gen_subprogram_die): Use it.
316 (gen_variable_die): Use it. Tweak logic.
317 (gen_struct_or_union_type_die): Check context_die to determine
318 if we're function-local.
319 (dwarf2out_decl): Check DECL_BUILT_IN, not DECL_FUNCTION_CODE.
321 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
323 * loop.c (check_dbra_loop): Can't reverse a biv that has
326 1999-12-14 Nick Clifton <nickc@cygnus.com>
328 * config/arm/arm.c: Add support for -mcpu=arm720 command line
331 Tue Dec 14 18:13:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
333 * loop.c (strength_reduce): Fix sign of giv lifetime calculation
334 for givs made from biv increments.
336 Tue Dec 14 08:11:27 1999 Richard Henderson <rth@cygnus.com>
338 * configure.in (alpha-osf, alpha-linux): Handle ev6[78].
339 * alpha.c (override_options): Recognize -mcpu=ev67.
340 * alpha.h (CPP_CPU_EV67_SPEC): New.
341 (CPP_CPU_DEFAULT_SPEC): Examine TARGET_CPU_DEFAULT to use it.
342 (EXTRA_SPECS): Update.
344 Tue Dec 14 08:04:28 1999 Richard Henderson <rth@cygnus.com>
346 * cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
347 appropriate for -lang-c89 and -std=*.
348 * cppinit.c (cpp_handle_option): Likewise.
349 (new_pending_define): New, split out from cpp_handle_option.
350 * gcc.c (default_compilers): Don't define __STRICT_ANSI__
351 or enable trigraphs for -ansi/-std=*.
353 * ginclude/stdarg.h (__va_copy): New.
354 (va_copy): Don't define for C89.
356 Tue Dec 14 08:37:27 CST 1999 Clinton Popetz <cpopetz@cygnus.com>
358 * config/arm/arm.md (mulsidi3adddi, umulsidi3adddi): New patterns
359 for long long multiply-accumulate.
361 Tue Dec 14 13:51:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
363 * regclass.c (scan_one_insn): Set loop_cost to 1 when
366 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
368 * reload1.c (reload): Can't avoid select_reload_regs/finish_spills
369 if something changed. Back out that part of yesterday's changes.
371 * loop.c (loop_max_reg): New static variable.
372 (loop_optimize): Initialize it. Eliminate one unnecessary call to
374 (scan_loop): Call reg_scan_update whenever we may have added new
375 registers, and update loop_max_reg.
377 Tue Dec 14 12:07:29 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
379 * regclass.c (record_reg_classes): Do not do the copying preferrencing
380 when source does not die.
382 * regclass.c (record_reg_classes): Handle INOUT operands propertly.
384 1999-12-14 Jakub Jelinek <jakub@redhat.com>
386 * config/sparc/linux64.h (TARGET_LIVE_G0,
387 TARGET_BROKEN_SAVERESTORE): Don't support weird SPARC
389 * config/sparc/linux.h (TARGET_LIVE_G0,
390 TARGET_BROKEN_SAVERESTORE): Likewise.
391 * config/sparc/linux-aout.h (TARGET_LIVE_G0,
392 TARGET_BROKEN_SAVERESTORE): Likewise.
394 * config/sparc/sparc.h (SPARC_DEFAULT_CMODEL): Default to CM_32.
395 (CONDITIONAL_REGISTER_USAGE): For block profiling fix %g4 on sparc64,
397 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Use %g4 instead of %g2
398 as sparc64 block profiling register.
399 * config/sparc/sparc.c (sparc_override_options): Allow block
401 (sparc_block_profiler): Use %g4 instead of %g2 as sparc64 block
403 * config/sparc/linux64.h (MACHINE_STATE_*): Only provide these
404 macros on TARGET_ARCH32. sparc.h has macros good enough for sparc64.
405 * config/sparc/sol2.h (MACHINE_STATE_*): Likewise.
407 * config/sparc/xm-sp64.h: Avoid using __sparc_v9__ when testing
409 * config/sparc/sparc.h: Likewise.
410 * config/sparc/xm-sysv4-64.h: Likewise.
411 * config/float-sparc.h: Likewise.
412 * glimits.h: Likewise.
413 * longlong.h: Likewise.
415 * config/sparc/linux64.h (DEFAULT_VTABLE_THUNKS): Define to 1.
416 (ASM_IDENTIFY_GCC): Remove.
418 1999-12-14 Bernd Schmidt <bernds@cygnus.co.uk>
420 * combine.c (combine_simplify_rtx): Don't make shared rtl.
421 (simplify_logical): Likewise.
423 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
425 * cccp.c (INO_T_EQ): Disable inode-based optimization for Cygwin.
426 * cppfiles.c (INO_T_EQ): Likewise.
428 1999-12-14 Mumit Khan <khan@xraylith.wisc.edu>
430 * i386/crtdll.h (STARTFILE_SPEC): Add -pg profiling support.
431 * i386/mingw32.h (LIB_SPEC): Likewise.
432 (STARTFILE_SPEC): Likewise.
433 * i386/uwin.h (LIB_SPEC): Likewise.
434 (STARTFILE_SPEC): Likewise.
436 * i386/mingw32.h (SUBTARGET_PROLOGUE): Override Cygwin definition.
437 * i386/uwin.h (SUBTARGET_PROLOGUE): Likewise.
439 Mon Dec 13 20:25:29 1999 Jeffrey A Law (law@cygnus.com)
441 * combine.c (combine_simplify_rtx): Fix order of checks for
442 (ashiftrt foo C) -> (lt foo (const_int 0)) simplification.
444 1999-12-13 Clinton Popetz <cpopetz@cygnus.com>
446 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi) Backed out
447 12/10/99 change, reapplied to merged-arm-thumb-backend-branch.
449 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
451 * hard-reg-set.h (inv_reg_alloc_order): Declare if REG_ALLOC_ORDER is
453 * regclass.c (inv_reg_alloc_order): New array.
454 (regclass_init): If REG_ALLOC_ORDER is defined, initialize it.
456 * reload.h (struct insn_chain): Delete fields group_size, group_mode,
457 counted_for_groups, counted_for_nongroups. Add fields rld and
459 * reload.c (push_secondary_reload): Don't set nongroup field of
461 (push_reload): Likewise.
462 (find_reloads): Delete code to compute nongroup fields.
463 * reload1.c (reload_insn_firstobj): New static variable.
464 (pseudos_counted, spilled_pseudos): Now of type regset_head. All
466 (calculate_needs, find_tworeg_group, find_group, possible_group_p,
467 count_possible_groups, modes_equiv_for_class_p, new_spill_reg,
468 dump_needs, maybe_mark_pseudo_spilled, hard_reg_use_compare): Delete
470 (count_pseudo, select_reload_regs, copy_reloads, find_reg): New
472 (struct hard_reg_n_uses): Deleted.
473 (potential_reload_regs): Deleted.
474 (init_reload): Initialize spilled_pseudos and pseudos_counted.
475 (reload): Don't try to allocate reload registers if we already know
476 we have to make another pass. Call select_reload_regs. Free memory
477 starting with reload_firstobj when starting another pass.
478 Don't allocate spilled_pseudos.
479 (calculate_needs_all_insns): Call copy_reloads for an insn that
480 needs reloads; don't call calculate_needs.
481 (spill_cost): New static array.
482 (used_spill_regs_local): New static variable.
483 (order_regs_for_reload): Rewrite to lose hard_reg_n_uses and the code
484 to compute potential_reload_regs.
485 (find_reload_regs): Completely rewritten to use find_reg.
486 (allocate_reload_reg): Don't test counted_for_groups or
487 counted_for_nongroups. Lose NOERROR arg and code to give an error;
489 (choose_reload_regs): Add fallback code that uses the existing
490 register allocation from find_reload_regs.
492 Mon Dec 13 00:54:14 1999 Philippe De Muyter <phdm@macqel.be>
494 * flow.c (create_edge_list): Cast xmalloc return value.
496 Mon Dec 13 00:47:58 1999 Jeffrey A Law (law@cygnus.com)
498 * doprnt.c: Remove incorrect comment closure.
500 * cse.c: Fix a few minor whitespace goofs.
502 1999-12-13 Don Bowman <don@pixstream.com>
504 * mips/vxworks.h: Fix problem with comment termination.
505 (EXTRA_SECTIONS): Add in_sbss.
506 (EXTRA_SECTION_FUNCTIONS): Corresponding changes.
508 1999-12-12 David S. Miller <davem@redhat.com>
510 * cse.c (struct cse_reg_info): Add hash_next member,
511 reorder rest of struct for better packing on 64-bit
513 (cse_reg_info_tree): Kill.
514 (REGHASH_SHIFT, REGHASH_SIZE, REGHASH_MASK, reg_hash,
515 REGHASH_FN): New custom pow2 hash mechanism.
517 (HASH_SHIFT, HASH_SIZE, HASH_MASK, HASH, table): Rework to
518 use a pow2 hash table.
519 (get_cse_reg_info): Rework to use new REGHASH.
520 (new_basic_block): Likewise, use HASH_SIZE, and inline
522 (remove_from_table): Rework to use HASH_SIZE/HASH_MASK,
523 and inline free_element call.
524 (lookup_as_function, insert, flush_hash_table, invalidate,
525 remove_invalid_refs, remove_invalid_subreg_refs, rehash_using_reg,
526 invalidate_for_call, use_related_value, find_comparison_args,
527 fold_rtx, equiv_constant, cse_insn, invalidate_memory): Likewise.
528 (hash_cse_reg_info, cse_reg_info_equal_p, free_element,
531 Sun Dec 12 21:31:44 1999 Jeffrey A Law (law@cygnus.com)
533 * cse.c (cse_basic_block): Free qty_table consistently.
535 1999-12-12 David S. Miller <davem@redhat.com>
536 Jakub Jelinek <jakub@redhat.com>
538 * config/sparc/sparc.md (movtf reg/reg split): Don't generate
539 SUBREGs by hand, gen the appropriate hard reg directly.
540 (movtf reg/mem split): Likewise and alter_subreg on destination
542 (movtf mem/reg split): Similarly.
543 (movdf_cc_sp64): Rename from hidden pattern.
544 (movtf_cc_hq_sp64): Renamed from movtf_cc_sp64.
545 (movtf_cc_sp64, following split): New pattern and splitter.
546 (movdf_cc_reg_sp64): Rename from hidden pattern.
547 (movtf_cc_reg_hq_sp64): Renamed from movtf_cc_reg_sp64, require
549 (movtf_cc_reg_sp64, following split): New pattern and splitter.
551 1999-12-12 Stephen L Moshier <moshier@mediaone.net>
553 * loop.c (load_mems): Don't hoist written floating point mem
556 1999-12-12 Mark Mitchell <mark@codesourcery.com>
558 * except.h (struct eh_queue): Add `next' pointer.
559 (struct eh_status): Make x_ehqueue a pointer.
560 (push_ehqueue): Declare.
561 (pop_ehqueue): Likewise.
562 * except.c (expand_eh_region_end): Adjust now that ehqueue is a
564 (expand_fixup_region_end): Likewise.
565 (expand_leftover_cleanups): Likewise.
566 (push_ehqueue): Define.
567 (pop_ehqueue): Likewise.
568 (emit_cleanup_handler): Use push_ehqueue and pop_ehqueue rather
569 than doing it inline.
570 (expand_start_all_catch): Adjust now that ehqueue is a
572 (mark_eh_queue): Mark all level of the queue.
573 (mark_eh_status): Adjust now that ehqueue is a
575 (init_eh_for_function): Allocate ehqueue.
576 (free_eh_status): Free it.
577 * stmt.c (expand_cleanups): Save the ehqueue around the cleanup
578 expansion for a fixup.
580 1999-12-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
582 * gthr-single.h (__gthread_active_p): Add prototype arguments.
584 * libgcc2.c (__udivmoddi4): Remove unnecessary decls.
585 (__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
586 __bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
587 function_ptr, getpagesize, __enable_execute_stack,
588 __enable_execute_stack, __clear_insn_cache,
589 __enable_execute_stack, __do_global_dtors, __do_global_ctors,
590 _cleanup, _exit, __default_terminate, __terminate_func,
591 __terminate, __empty, __throw, new_eh_context,
592 eh_context_initialize, eh_context_static, eh_context_specific,
593 get_eh_context, __get_eh_context, __get_eh_info,
594 init_reg_size_table, eh_threads_initialize,
595 __get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
596 __unwinding_cleanup, throw_helper, __throw, __rethrow,
597 __pure_virtual): Add prototype arguments.
598 (__bb_exit_func): Cast a sizeof to long when comparing against one.
599 Cast a signed value to unsigned long when comparing against one.
600 (new_eh_context): Wrap in _GTHREADS macro.
601 (__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
603 (in_reg_window): Mark parameters with __attribute__ ((__unused__)).
604 (throw_helper): Initialize variables `handler_p' and `pc_p'.
606 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
608 * combine.c (record_promoted_value): Remove unused variable
611 * emit-rtl.c (renumber_insns): Likewise for `old_max_uid'.
613 * global.c (record_conflicts): Likewise for `j'.
615 * genoutput.c (output_insn_data): Don't unnecessarily cast away
618 1999-12-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
620 * i386-protos.h (output_387_binary_op, output_fix_trunc,
621 output_fp_compare): Constify a char*.
623 * i386.c (ix86_split_to_parts, ix86_safe_length_prefix): Add
625 (override_options, ix86_comp_type_attributes, print_operand,
626 output_387_binary_op, output_fix_trunc, output_fp_compare):
628 (ix86_sched_reorder): Mark parameter `clock_var' with
631 * i386.h (DEBUG_PRINT_REG): Constify a char*.
633 Fri Dec 10 16:12:13 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
635 * tree.def (EXPR_WITH_FILE_LOCATION): Temporarily add a third
636 operand, for use in the Java front-end.
638 1999-12-10 Ben Collins <bcollins@debian.org>
640 * configure.in: Fix typo for "-64" in 64bit as check.
641 * configure: Rebuilt.
643 1999-12-10 Jakub Jelinek <jakub@redhat.com>
645 * longlong.h (__sparc_v9__): Use %rDIGIT instead of %DIGIT where
648 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
650 * c-parse.in (string): With -Wtraditional, warn if ANSI string
651 concatenation is utilized.
653 * invoke.texi (-Wtraditional): Document it.
655 1999-12-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
657 * flow.c (flow_loops_dump): Avoid ANSI string concatenation.
658 Cast a ptrdiff_t to long and pass it to printf with %ld.
660 1999-12-10 Geoff Keating <geoffk@cygnus.com>
662 * config/m68k/m68k.h (CONDITIONAL_REGISTER_USAGE): If we have no
663 68881, we have no 68881 registers at all.
664 (HARD_REGNO_MODE_OK): It is always OK to put a MODE_FLOAT
665 value in a 68881 register if it is available.
667 1999-12-10 Clinton Popetz <cpopetz@cygnus.com>
669 * config/arm/arm.md (*mulsidi3adddi, *umulsidi3adddi): New patterns
670 for long long multiply-accumulate.
672 1999-12-10 Bernd Schmidt <bernds@cygnus.co.uk>
674 * loop.c (insert_loop_mem): Undo last change.
676 1999-12-10 David S. Miller <davem@redhat.com>
678 * config/sparc/sparc.c (fp_sethi_p, fp_mov_p, fp_high_losum_p):
680 * config/sparc/sparc-protos.h: Add them.
681 * config/sparc/sparc.h: Add them to PREDICATE_CODES.
682 (EXTRA_CONSTRAINT_BASE): New macro, handling Q, R, and S
683 constraints which use those helpers.
684 (EXTRA_CONSTRAINT): Use this new macro.
685 * md.texi: Update sparc target constraints documentation.
686 * config/sparc/sparc.md (clear_sf, clear_sfp, movsf_const_intreg,
687 movsf_const_high, movsf_const_lo, movsf_insn): Delete.
688 (movsf_insn_novis_liveg0, movsf_insn_novis_noliveg0,
689 movsf_insn_vis, movsf_lo_sum, movsf_high): New patterns.
690 (movsf high/lo_sum split): Rework for new patterns.
691 (movsf expander): Allow storing fp_zero to memory if ! live_g0.
693 1999-12-09 Gavin Romig-Koch <gavin@cetus.cygnus.com>
695 * c-common.c (c_common_nodes_and_builtins):
696 Create __builtin_ptrdiff_t and __builtin_size_t.
698 Thu Dec 9 18:05:48 1999 Jeffrey A Law (law@cygnus.com)
700 * pa/elf.h (MAX_OFILE_ALIGNMENT): Define.
702 Fri Dec 10 00:53:10 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
704 * regclass.c (globalize_reg): Re-instate test that allows
705 fixed registers to be declared as a variable even after functions
708 Fri Dec 10 00:52:13 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
710 * i386.md (cpu attribute): Add "athlon".
711 (athlon_decode): New attribute.
712 (Athlon scheduling units definitions): New.
713 (fcmp and shld patterns): Set athlon_decode to "vector".
714 * i386.c (athlon_cost): New.
716 (x86_use_leave, x86_push_memory, x86_movx, x86_cmove, x86_deep_branch,
717 x86_use_sahf): Set for Athlon.
718 (x86_use_fiop): Unset for Athlon.
719 (override_options): Define Athlon alignments and "athlon" name.
720 (x86_adjust_cost): Penalize AGI and delayed latencies for Athlon.
721 * i386.h (TARGET_ATHLON): New.
722 (enum processor_type): Add PROCESSOR_ATHLON.
723 (TARGET_CPU_DEFAULT_SPEC): Set to "-D__tune_athlon__"
725 (TARGET_CPP_CPU_SPECS): Set -D__tune_athlon__ for Athlon.
727 1999-12-09 Andreas Jaeger <aj@suse.de>
729 * loop.c (record_biv): Declare parameter as int.
731 * config/i386/i386-protos.h: Declare long_memory_operand.
733 1999-12-09 Mark Mitchell <mark@codesourcery.com>
735 * tree.c (copy_node): Do zero the TREE_CHAIN, even for an
736 EXPR_WITH_FILE_LOCATION.
738 Thu Dec 9 11:36:24 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
740 * i386.md (neg??, abs?f, one_cmpl?i): Use nonimmediate_operand
743 * flow.c (recompute_reg_usage): Use basic block info to get loop_depth.
745 * combine.c (try_combine, distribute_notes): Remove REG_N_REFS
748 1999-12-09 Jakub Jelinek <jakub@redhat.com>
750 * config/sparc/linux64.h (TARGET_DEFAULT): Make -mapp-regs
751 default on linux64 again.
752 * config/sparc/t-linux64: Add mno-app-regs and non-medlow code
753 models for multilibing.
754 * genmultilib: Accept | as alternative separator within a set in
757 * config/sparc/sparc.h (PROMOTE_FOR_CALL_ONLY): Define.
759 * calls.c (precompute_arguments): Make sure initial_value contains
760 value pseudo which CSE expects.
761 * cse.c (struct set): New entry orig_src.
762 (cse_insn): Set it early on entry, use it for libcall EQUIV note
765 Wed Dec 8 22:24:15 1999 Richard Henderson <rth@cygnus.com>
767 * flow.c (count_basic_blocks): Don't add (use (const_int 0)) insns.
769 1999-12-08 Bernd Schmidt <bernds@cygnus.co.uk>
771 * loop.c (insert_loop_mem): Don't hoist volatile mems out of loops.
773 1999-12-08 Jakub Jelinek <jakub@redhat.com>
775 * config/sparc/sparc.c (ultra_cmove_results_ready_p,
776 ultra_fpmode_conflict_exists, ultra_flush_pipeline): Typo fix.
778 * config/sparc/sparc.h (SPARC_SETHI_P): Don't look at topmost 32 bits
781 * longlong.h: Merge in changes from glibc.
782 Also don't clobber %g2 register in 32bit SPARC assembly, so that
783 -mno-app-regs libgcc can be compiled.
784 * libgcc2.c: Add defines so that the updated longlong.h
785 can be used in libgcc2.a. Also, make sure on most architectures
786 (at least on all which have optimized code in longlong.h defined
787 for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
789 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
791 * config/sparc/sol2-64.h: Same as sol2-sld-64.h, except that
792 `-m EMULATION' is added to non-default LINK_ARCH_SPECs.
793 * configure.in: Use sol2-64.h instead of sol2-sld-64.h if linker
795 * configure: Rebuilt.
797 Wed Dec 8 03:45:40 1999 Richard Henderson <rth@cygnus.com>
799 * alpha.c (secondary_reload_class): For !BWX, sub-simode
800 outputs require a register.
802 1999-12-08 Brendan Kehoe <brendan@cygnus.com>
804 * Makefile.in (FPBIT_FUNCS, DPBIT_FUNCS): Add _sf_to_usi
805 _df_to_usi. Required by some targets, so US_SOFTWARE_GOFAST calls to
806 functions like dptoul will be resolved.
807 (libgcc2.a): Make sure that the object files from DPBIT are named
808 differently (prefix `_dp') from those that would be coming from
811 1999-12-08 Alexandre Oliva <oliva@lsd.ic.unicamp.br>, Jakub Jelinek <jakub@redhat.com>
813 * configure.in: When target is sparc* and tm_file contains 64,
814 test for 64bit support in assembler. If not supported, remove
815 sparc/t-sol2-64 from target-dependent Makefile fragments.
816 (AS_SPARC64_FLAG): Define to the assembler flag for 64bit.
817 (HAVE_AS_OFFSETABLE_LO10): Rework test to use these flags.
818 (HAVE_AS_REGISTER_PSEUDO_OP): Use config.cache.
819 * acconfig.h (AS_SPARC64_FLAG): Added.
820 * configure, config.in: Rebuilt.
821 * config/sparc/sol2-sld-64.h: Same as sol2.h, if without 64bit
822 support. Use AS_SPARC64_FLAG.
824 1999-12-07 Jakub Jelinek <jakub@redhat.com>
826 * config/sparc/sparc.c (hard_32bit_mode_classes): Mark registers
827 suitable for holding OFmode values so that gcc works with complex
829 (hard_64bit_mode_classes): Likewise.
831 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): Fix pattern
832 so that it is actually matched.
833 (sethi_di_medlow): Likewise.
835 * config/sparc/sparc.h (LEGITIMATE_CONSTANT_P): Consider TFmode 0.0L
836 as legitimate constant if -mvis.
837 * config/sparc/sparc.md (movtf): Likewise.
838 (clear_sf): Use const_double_operand.
839 (clear_sfp, clear_dfp, clear_tf, clear_tfp): New patterns.
841 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): New function.
842 * config/sparc/sparc-protos.h (sparc_emit_float_lib_cmp): Prototype.
843 * config/sparc/sparc.h (*_LIBCALL): Only use for _Q_*
844 routines, _Qp_* cannot be handled like that now.
845 (INIT_TARGET_OPTABS): Likewise.
846 * config/sparc/sparc.md (cmptf): Accept soft float ARCH64.
847 (seq, sne, sgt, sge, slt, sle, beq, bne, bgt, bge, blt, ble): Call
848 sparc_emit_float_lib_cmp if ARCH64 and soft float.
849 (extendsftf2, extenddftf2, trunctfsf2, trunctfdf2, floatsitf2,
850 floatditf2, fix_trunctfsi2, fix_trunctfdi2, addtf3, subtf3, multf3,
851 divtf3, sqrttf3): New expanders.
852 (extendsftf2_hq, extenddftf2_hq, trunctfsf2_hq, trunctfdf2_hq,
853 floatsitf2_hq, floatditf2_hq, fix_trunctfsi2_hq, fix_trunctfdi2_hq,
854 addtf3_hq, subtf3_hq, multf3_hq, divtf3_hq, sqrttf3_hq): Rename from
857 * configure.in (sparc64-*-linux*): Use posix threads if enabled.
858 * configure: Rebuilt.
859 * config/sparc/linux64.h: Default to -mcpu=ultrasparc if no
860 -mcpu is given and we're doing 64bit compiles.
862 Tue Dec 7 19:22:06 1999 Richard Henderson <rth@cygnus.com>
864 * loop.h (struct induction): Add multi_insn_incr.
865 * loop.c (basic_induction_var): New multi_insn_incr argument.
866 Set it if we search back through previous insns for the biv.
867 (record_biv): New multi_insn_incr argument; fill in struct induction.
868 (strength_reduce): Discard an iv with multiple bivs, any of
869 which require multiple insns to increment.
871 1999-12-07 Martin v. Löwis <loewis@informatik.hu-berlin.de>
873 * invoke.texi (C Dialect Options): Remove -flang-c9x, add -std
876 1999-12-06 David S. Miller <davem@redhat.com>
878 * combine.c (check_promoted_subreg): Do not conditionalize this upon
879 PROMOTE_FUNCTION_RETURN.
881 Mon Dec 6 15:12:14 1999 Jim Wilson <wilson@cygnus.com>
883 * regmove.c (optimize_reg_copy_1): If no REG_DEAD note, check for
884 and handle REG_UNUSED note on insn.
886 * combine.c (force_to_mode, case LSHIFTRT): New local inner_mask. Set
887 inner_mask instead of mask.
889 1999-12-06 Brendan Kehoe <brendan@cygnus.com>
891 * dwarf2out.c (field_byte_offset): As with dwarfout.c, size can be
892 zero if there was an error.
894 1999-12-06 Jakub Jelinek <jakub@redhat.com>
896 * config/sparc/sparc.md (return_losum_di): Fix typo in asm
899 * longlong.h: Fix clobbers in SPARC asm statements.
901 * config/sparc/sparc.c (input_operand): Allow HImode and QImode
902 valid sethi operations when TARGET_ARCH64.
904 * calls.c (save_fixed_argument_area): If save_mode is BLKmode,
905 always use move_by_pieces to avoid infinite recursion.
906 (restore_fixed_argument_area): Likewise.
908 * combine.c (check_promoted_subreg, record_promoted_value): New
910 (combine_instructions): Use them to retain nonzero and sign bit
911 information after SUBREGs are eliminated by optimizations in
912 this pass if PROMOTE_FUNCTION_RETURN.
914 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): Document
915 .register declaration. Don't use variables with __ prefixes.
917 Mon Dec 6 12:24:52 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
919 * fold-const.c (optimize_bit_field_compare): Only use one mode
920 for both RHS and LHS in non-constant case.
922 1999-12-06 Nathan Sidwell <nathan@acm.org>
924 * frame.c (start_fde_sort): Only allocate erratic array, if
925 linear one was allocated. Return allocated flag.
926 (fde_insert): Only insert, if there's a valid array.
927 (fde_end_sort): Split, sort and merge if linear and erratic
928 arrays exist, else just sort linear one.
929 (search_fdes): New function. Linear search through original fde
931 (frame_init): Permit multiple initializations. Cope with
933 (find_fde): Fallback on linear search, if failed to sort array.
934 (__deregister_frame_info): Only free sorted array, if we
937 1999-12-06 Jakub Jelinek <jakub@redhat.com>
939 * config/sparc/sparc.h (MUST_PASS_IN_STACK): New macro.
941 1999-12-05 Jakub Jelinek <jakub@redhat.com>
943 * config/sparc/sparc.c (sparc64_initialize_trampoline): Use gen_flushdi.
945 1999-12-05 Mark Mitchell <mark@codesourcery.com>
947 * tree.h (special_function_p): Declare.
948 * calls.c (special_function_p): Make it global. Don't take `name'
949 as a parameter. Fix typo in 1999-11-28 change.
950 (expand_cal): Adjust.
952 1999-12-04 Mark Mitchell <mark@codesourcery.com>
954 * tree.def (EXPR_WITH_FILE_LOCATION): Fix comment formatting.
955 * tree.h (EXPR_WFL_FILENAME): Define in terms of
956 EXPR_WFL_FILENAME_NODE.
957 (EXPR_WFL_FILENAME_NODE): Use the second operand slot rather than
959 * print-tree.c (print_note): Print TREE_PRIVATE and
962 * dwarf2out.c (add_abstract_origin_attribute): Don't abort when
963 the original die cannot be found.
965 * varray.h (varray_head_tag): Add elements_used.
966 (VARRAY_PUSH): New macro.
967 (VARRAY_POP): Likewise.
968 (VARRAY_TOP): Likewise.
969 Add variants of VARRAY_PUSH and VARRAY_POP for all varray element
971 * varray.c (varray_init): Initialize elements_used.
972 * Makefile.in (BASIC_BLOCK_H): Add varray.h.
973 (INTEGRATE_H): New variable.
974 (integrate.o): Depend on INTEGRATE_H.
975 (unroll.o): Likewise.
977 * function.h (insert_block_after_note): Declare.
978 * function.c (insert_block_after_note): Split out from ...
979 (retrofit_block): ... here.
981 * stmt.c (expand_fixup): Fix typo in comment.
983 Sat Dec 4 14:13:38 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
985 * regmove.c (copy_src_to_dest): Remove loop_depth parameter.
986 (optimize_reg_copy_1): Remove REG_N_REFS updating code.
987 (optimize_reg_copy_2, copy_src_to_dest, fixup_match_2): Likewise.
988 (regmove_optimize, fixup_match_1): Likewise.
990 1999-12-05 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
992 * flow.c (flow_loops_dump): Add missing argument when calling
995 1999-12-04 Geoffrey Keating <geoffk@cygnus.com>
996 Greg McGary <gkm@gnu.org>
998 * c-common.c (enum attrs): Add A_NO_LIMIT_STACK.
999 (init_attributes): Add A_NO_LIMIT_STACK.
1000 (decl_attributes): Handle A_NO_LIMIT_STACK.
1001 * c-decl.c (duplicate_decls): Handle DECL_NO_LIMIT_STACK.
1002 * explow.c (allocate_dynamic_stack_space) [!HAVE_allocate_stack]:
1003 Handle stack bounds checking.
1004 * flags.h (flag_stack_check): Use the word 'probe' rather than
1005 'check', because the flag doesn't actually cause any checking to
1007 * function.c (expand_function_start): Set
1008 current_function_limit_stack.
1009 * function.h (struct function): Add limit_stack.
1010 (current_function_limit_stack): Define.
1011 * invoke.texi (Code Gen Options): Document new options.
1012 * rtl.h: Declare stack_limit_rtx.
1013 * toplev.c (stack_limit_rtx): New variable.
1014 (decode_f_option): Handle new options -fstack-limit-register=REG,
1015 -fstack-limit-symbol=IDENT, -fno-stack-limit.
1016 (main): Add stack_limit_rtx as GC root.
1017 * tree.h (DECL_NO_LIMIT_STACK): New macro.
1018 (struct tree_decl): New member no_limit_stack.
1020 * config/rs6000/rs6000.c (rs6000_allocate_stack_space): Handle
1022 * config/rs6000/rs6000.md (allocate_stack): Handle stack_limit_rtx.
1023 (conditional_trap+1): Get new mnemonic correct.
1024 (conditional_trap+2): New pattern for DImode traps.
1026 * config/m68k/m68k.c (output_function_prologue): Handle
1028 * config/m68k/m68k.md (trap): New insn.
1029 (conditional_trap): New insn.
1030 * md.texi (Standard Names): Document `trap' and
1032 * optabs.c (gen_cond_trap): Use start_sequence()/end_sequence()
1033 so a cc0 setter doesn't get emitted at some random place in the
1036 * config/i960/i960.md (trap): New insn.
1037 (conditional_trap): New expander.
1038 (conditional_trap+1, conditional_trap+2): New insns for signed
1040 * config/i960/i960.c (i960_function_prologue): Use
1041 STARTING_FRAME_OFFSET. Handle stack_limit_rtx.
1043 Thu Dec 2 21:22:45 1999 Greg McGary <gkm@gnu.org>
1044 Geoffrey Keating <geoffk@cygnus.com>
1046 * flags.h (warn_padded, warn_packed): Add global var decls.
1047 * toplev.c (warn_padded, warn_packed): Add global var defns.
1048 (W_options): Add warnings `-Wpacked' and `-Wpadded'.
1049 * stor-layout.c (layout_record): Add local variable `type'
1050 to hold often-used TREE_TYPE (field). Add local variable
1051 `unpacked_align' to hold alignment that would be in force
1052 if no `packed' attribute were present. Warn if `packed' attribute
1053 is unnecessary, or even harmful. Warn when gcc inserts padding
1054 to satisfy alignment requirements of members. Use NULL_TREE
1055 when checking whether var_size is set.
1056 * invoke.texi: Document new flags.
1058 1999-12-03 Nathan Sidwell <nathan@acm.org>
1060 * frame.c (fde_split): Reimplement to avoid variable sized array.
1062 Thu Dec 2 18:59:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1064 * combine.c (try_combine): Before fixing up LOG_LINKS for the
1065 i3_subst_into_i2 case, check that GET_CODE (PATTERN (i2)) == PARALLEL.
1067 1999-12-02 Gavin Romig-Koch <gavin@cygnus.com>
1069 * invoke.texi: Document the mips option -mno-crt0
1071 1999-12-02 Mike Karr <mkarr@mathworks.com>
1073 * cccp.c (argdata): Added free_ptr member.
1074 (macroexpand): Initialize free_ptr of each argument. When an
1075 argument's buffers are freed, if the argument's free_ptr corresponds
1076 to a buffer on the input stack, then return the free_ptr to that stack
1077 frame, otherwise, free it.
1078 (macarg): If an argument begins and ends on the same input stack level,
1079 then transfer the free_ptr of that buffer to the argument in case
1080 the stack is popped during the processing of a subsequent argument.
1082 1999-12-02 Bernd Schmidt <bernds@cygnus.co.uk>
1084 * loop.c (note_reg_stored): New function.
1085 (struct note_reg_stored_arg): New structure.
1086 (try_copy_prop): Change to be more conservative; only replace within
1087 one extended basic block and stop replacing if a store to the
1088 replacement reg is seen.
1090 1999-12-02 Nick Clifton <nickc@cygnus.com>
1092 * config/fp-bit.c: Initialise all fields of the NAN
1095 * c-lex.c (check_newline): Pass pragma_getc and pragma_ungetc
1098 Wed Dec 1 18:16:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1100 * i386.md (extend?f?f2): Force the input into a register, not
1103 1999-12-01 Jakub Jelinek <jakub@redhat.com>
1105 * config/sparc/sparc.md (movsf_const_intreg): Add constraints for
1107 (movdf_const_intreg_sp32): Likewise. Prefer the memory load
1108 alternative because setting up 64bit constant is usually costly,
1109 especially when reload is in progress or completed.
1110 (movdf_const_intreg_sp64): Likewise.
1111 (movdf_const_intreg split): Fix building up constants when
1112 HOST_BITS_PER_WIDE_INT is 64 yet long is 32bit.
1114 Wed Dec 1 16:51:22 1999 Jeffrey A Law (law@cygnus.com)
1116 * combine.c (if_then_else_cond): Use const_true_rtx instead of
1117 const1_rtx for return values in EQ/NE comparison against (const_int 0)
1120 * mn10300.c (REG_SAVE_BYTES): Allocate space for AM33 registers.
1121 (asm_file_start): Emit .am33 into assembly file when compiling for
1123 (print_operand_address): Handle POST_INC addresses.
1124 (can_use_return_insn, initial_offset): Check AM33 registers too.
1125 (expand_prologue): Check & save AM33 registers too.
1126 (expand_epilogue): Similarly.
1127 (secondary_reload_class): Handle AM33 specific secondary reloads.
1128 (output_tst): Emit efficient code for the AM33 too.
1129 * mn10300.h (CPP_SPEC, TARGET_AM33): Define.
1130 (TARGET_SWITCHES): Add -mam33 switch.
1131 (FIRST_PSEUDO_REGISTER): Handle new AM33 registers.
1132 (FIXED_REGISTERS, CALL_USED_REGISTERS): Likewise.
1133 (REG_ALLOC_ORDER, CONDITIONAL_REGISTER_USAGE): Likewise.
1134 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P): Likewise.
1135 (enum reg_class, REG_CLASS_NAMES): Likewise.
1136 (REG_CLASS_CONTENTS, REGNO_REG_CLASS): Likewise.
1137 (INDEX_REG_CLASS, REG_CLASS_FROM_LETTER): Likewise.
1138 (REGNO_OK_FOR_INDEX_P, PREFERRED_RELOAD_CLASS): Likewise.
1139 (PREFERRED_OUTPUT_RELOAD_CLASS, LIMIT_RELOAD_CLASS): Likewise.
1140 (REGISTER_MOVE_COST, REGISTER_NAMES): Likewise.
1141 (HAVE_POST_INCREMENT): Define.
1142 (GO_IF_LEGITIMATE_ADDRESS): Allow POST_INC addresses for the AM33.
1143 (GO_IF_MODE_DEPENDENT_ADDRESS): POST_INC is a mode dependent address.
1144 * mn10300.md (movqi, movhi, addsi, subsi): Add AM33 variants.
1145 (mulsi, andsi, iorsi, xorsi, notsi): Likewise.
1146 (ashiftsi, lshiftrtsi, ashiftrtsi): Likewise.
1147 (zero_extend to SI from QI/HI): Likewise.
1148 (sign_extend to SI from QI/HI): Likewise.
1149 (mulsidi3, umulsidi3): New patterns for the AM33.
1150 (tstsi with zero extension from QI/HI): Add AM33 variants.
1151 (movsi, movsf, movdi, movdf): Generate efficient code for the AM33 too.
1152 (return_internal_regs, store_movm): Handle new AM33 registers.
1153 * t-mn10300 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Define.
1154 (LIBGCC, INSTALL_LIBGCC): Likewise.
1155 * invoke.texi: Document new flags.
1157 Fri Nov 26 10:59:12 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1159 * i386.md (addsi3_cc): Add "binary_operator_ok" to the condition.
1160 (addsi3_carry): Likewise.
1161 (sbbsi3_cc): Add "binary_operator_ok" to the condition.
1162 (sbbsi3_carry): Likewise.
1163 (mulsi3): Rewrite to expander, ensure that only one operand is memory.
1165 (test?i_1): Ensure that only one operand is memory.
1166 (conditional move patterns): likewise.
1167 (shift and rotate patterns): Rewrite to expander, add
1168 "binary_operator_ok" to the condition.
1170 * i386.md (QImode patterns): Remove '*' before the 'r' constraints.
1171 * i386.h (procesor_costs): Add movzbl_load field.
1172 (HARD_REGNO_MODE_OK): Accept QImode on non PARTIAL_REGISTER_STALL in
1173 non-Q registers, accept DImode registers anywhere.
1175 (MEMORY_MOVE_COST): Calculate QImode moves correctly.
1176 * i386.c (*_cost): Set value for movxbl_load field.
1178 * (addsi): New add to lea splitter.
1180 (lea to add/shift peep2): New.
1182 1999-12-01 Mark Salter <msalter@cygnus.com>
1184 * config/mips/elf.h (STARTFILE_SPEC): Add no-crt0.
1185 * config/mips/elf64.h (STARTFILE_SPEC): Add no-crt0.
1186 * config/mips/mips.h (TARGET_SWITCHES): Add no-crt0.
1188 Tue Nov 30 15:20:52 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1190 * i386.c (ix86_expand_move): Never add clobbers to move patterns.
1191 * i386.md (movsi_xor): New.
1193 (movsi_1, movhi_1, movqi_1): Remove.
1194 (movsi_2): Rename to movsi_1.
1195 (movhi_2): Rename to movhi_1.
1196 (movqi_2): Rename to movqi_1.
1197 (movdi_1): Remove; remove splitter.
1198 (movdi_2): Rename to movdi_1.
1199 (divmodsi4 splitter): Do not emit clobbers for move patterns.
1200 (long move peep2): Do not create QI or HI mode mov0s
1201 (mov -1,reg -> or peep2s): Enable again, rewrite to single peephole.
1203 * i386.md (zero_extend?i?i2): Rewrite to expanders; new patterns,
1206 * i386.md (neg?f2_if): Split "r" and "f" to separate alternatives.
1207 (abs?f2_if): Likewise.
1209 1999-11-30 Alex Samuel <samuel@codesourcery.com>
1211 * ggc.h (ggc_test_and_set_mark): New macro.
1212 (ggc_mark_rtx): Use ggc_test_and_set_mark.
1213 (ggc_mark_tree): Likewise.
1214 (ggc_mark_rtvec): Likewise.
1215 * ggc-common.c (ggc_mark_rtx_children): Reduce recursion.
1217 1999-11-30 Jason Merrill <jason@casey.cygnus.com>
1219 * dwarf2out.c (scope_die_for): Only handle types. Only search for
1221 (decl_scope_table): Just an array of trees now.
1222 (push_decl_scope): Simplify.
1223 (dwarf2out_init): Adjust.
1224 (local_scope_p): New fn.
1225 (gen_inlined_enumeration_type_die): Don't call scope_die_for.
1226 (gen_inlined_union_type_die, gen_inlined_structure_type_die): Likewise.
1227 (gen_typedef_die): Likewise.
1228 (gen_lexical_block_die): Don't call push/pop_decl_scope.
1229 (gen_inlined_subroutine_die): Likewise.
1230 (gen_abstract_function): Set current_function_decl temporarily.
1231 (gen_subprogram_die): Don't check DECL_ABSTRACT to set declaration.
1232 Handle block extern declarations. Don't call push/pop_decl_scope.
1233 (gen_decl_die): Fix logic for block externs.
1235 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1237 * calls.c (special_function_p): Remove `realloc' and add `strdup'
1238 to the list of functions which have attribute malloc by default.
1240 1999-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1242 * c-lex.c (yylex): With -Wtraditional, when the ANSI type of an
1243 integer constant does not match the traditional type, limit the
1244 warnings to cases where the base of the type is ten.
1246 * invoke.texi (-Wtraditional): Document it.
1248 Tue Nov 30 15:18:35 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1250 * combine.c (try_combine): Only pass SET or CLOBBER to SET_DEST
1251 * rs6000.md: Only access a CONST_INT with INTVAL
1253 Tue Nov 30 14:21:00 1999 Richard Henderson <rth@cygnus.com>
1255 * lcm.c (compute_laterin): Cast bb->aux to size_t not int.
1256 (compute_nearerout): Likewise.
1257 * ggc-page.c (ggc_page_print_statistics): Explicitly cast
1258 size_t to unsigned long for formatting.
1260 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1262 * config/sparc/sparc.h (FIXED_REGISTERS, CONDITIONAL_REGISTER_USAGE):
1263 Allow the user to override call-used/fixed state of %g2-5
1264 registers from the command line (with the exception of %g4 for
1266 (REG_LEAF_ALLOC_ORDER): Move %g1 and %g4-7 registers to front, so that
1267 there is a higher chance of having a leaf function.
1268 (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Provide separate macros
1269 for ARCH64 which has %ccr register.
1270 * config/sparc/sparc.md (return_losum_si, return_losum_di): New
1272 * config/sparc/sparc.c (eligible_for_epilogue_delay): For the return
1273 insn accept into delay slot any insn which does not use %[ol]
1274 registers. Accept some LO_SUM and shift left by 1 for the normal
1276 (output_function_epilogue): Likewise.
1277 (epilogue_renumber): Added argument which inhibits any renumbering
1278 and just tests if the rtx does not use any %[ol] registers.
1279 (output_return): Reflect above change.
1281 1999-11-30 Jakub Jelinek <jakub@redhat.com>
1283 * config/sparc/sparc.c (sparc_va_arg): Fix sparc64 va_arg
1284 aggregate passing for sizes <= 16 bytes.
1286 1999-11-30 Bernd Schmidt <bernds@cygnus.co.uk>
1288 * cse.c (FIXED_REGNO_P): Delete tests for OVERLAPPING_REGNO_P.
1289 * global.c (global_alloc): Delete [OVERLAPPING_REGNO_P] code.
1290 * reload.c (find_dummy_reload): Likewise.
1291 (find_equiv_reg): Likewise; also for INSN_CLOBBERS_REGNO_P.
1292 * reload1.c (reload_as_needed): Likewise.
1293 * stupid.c (stupid_find_reg): Likewise.
1294 * tm.texi (Obsolete Register Macros): Delete section.
1295 * gmicro.h: Remove all traces of the two macros.
1300 1999-11-30 Brendan Kehoe <brendan@cygnus.com>
1302 * sparc.h (MASK_FASTER_STRUCTS, TARGET_FASTER_STRUCTS): Define.
1303 (TARGET_SWITCHES): Add -mfaster-structs/-mno-faster-structs flags.
1304 (ROUND_TYPE_ALIGN): Use better value if -mfaster-structs.
1305 * sparc.md (sparclite86x_branch, sparclite86x_shift): New function
1306 units for the sparclite86x chip.
1307 (flush): Revert October 14th change; add SImode specifically.
1308 (flushdi): Copy of flush, but DImode, to avoid genrecog warnings.
1309 * invoke.texi: Document it.
1311 Tue Nov 30 14:58:14 1999 Nick Clifton <nickc@cygnus.com>
1313 * config/mn10200/mn10200.h (PREDICATE_CODES): Add
1314 psimode_truncation_operand.
1316 * config/mn10200/mn10200.c (psimode_truncation_operand): New
1317 function. Return true if the operand is either a MEM valid
1318 for a PSImode address or not a MEM at all.
1320 * config/mn10200/mn10200.md (truncsipsi2): Use
1321 psimode_truncation_operand.
1323 1999-11-30 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
1325 * flow.c (flow_nodes_print, flow_loops_cfg_dump): New functions.
1326 (flow_loop_nested_p, flow_loops_dump, flow_loops_free): Likewise.
1327 (flow_loop_exits_find, flow_loop_nodes_find): Likewise.
1328 (flow_depth_first_order_compute, flow_loop_pre_header_find): Likewise.
1329 (flow_loop_tree_node_add, flow_loops_tree_build): Likewise.
1330 (flow_loop_level_compute, low_loops_level_compute): Likewise.
1331 (flow_loops_find, flow_loop_outside_edge_p): Likewise.
1332 * basic-block.h: Protect from multiple inclusion.
1333 (flow_loops_find, flow_loops_free, flow_loop_dump): Add protoypes.
1334 (struct loops, struct loop): Define structures.
1335 * sbitmap.c (sbitmap_a_subset_b_p): New function.
1336 * sbitmap.h: Protect from multiple inclusion.
1337 (sbitmap_a_subset_b_p): Add prototype.
1338 * Makefile.in (LOOP_H): New macro.
1339 (stmt.o, integrate.o, loop.o, unroll.o): Replace loop.h with LOOP_H.
1341 Tue Nov 30 01:34:47 1999 Philippe De Muyter <phdm@macqel.be>
1343 * cppinit.c (CAT): The argument list of this macro may not contain
1346 1999-11-29 David S. Miller <davem@redhat.com>
1348 Move quantity tables and register equivalence chains into
1349 per-qty and per-register structure arrays respectively.
1350 * cse.c (qty_first_reg, qty_last_reg, qty_mode, qty_const,
1351 qty_const_insn, qty_comparison_code, qty_comparison_const,
1352 qty_comparison_qty): Delete, replace with...
1353 (qty_table): this structure table.
1354 (reg_next_eqv, reg_prev_eqv): Delete, replace with...
1355 (reg_eqv_table): this structure table.
1356 (make_new_qty): Add argument MODE. Caller updated.
1357 Update to use qty_table and reg_eqv_table.
1358 (make_regs_eqv, delete_reg_equiv, insert_regs,
1359 insert, exp_equiv_p, cse_rtx_varies_p, canon_reg,
1360 fold_rtx, equiv_constant, record_jump_cond, cse_insn,
1361 cse_process_notes, cse_main, cse_basic_block): Likewise.
1363 Mon Nov 29 16:56:42 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1365 * fold-const.c (extract_muldiv, case {MIN,MAX}_EXPR): Reverse
1366 operation if C is negative.
1367 (extract_muldiv, case SAVE_EXPR): Supresss if arg has side effects.
1368 (extract_muldiv, case {PLUS,MINUS}_EXPR): Don't apply distributive
1369 law for some divisions if constant is negative and change other
1370 divisions to the opposite rounding.
1372 * expr.c (store_constructor_field): If bit position is not multiple
1373 of alignment of TARGET's mode, use BLKmode.
1375 * expr.c (expand_expr_unaligned): Add more code from full case
1376 that is needed when OP0 is in a register.
1378 Mon Nov 29 18:09:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1380 * dwarfout.c (field_byte_offset): Size can be zero if there was
1383 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1385 * fold-const.c (split_tree): Delete unused vars ORIG_IN and TYPE.
1386 (associate_trees): Delete unused var TEM.
1387 (extract_muldiv): Delete unused var CANCEL_P.
1389 * fold-const.c [TARGET_FLOAT_FORMAT != IEEE_FLOAT_FORMAT]
1390 (target_isinf, target_isnan, target_negative): Add return types to
1391 function definitions.
1393 1999-11-29 Bruce Korb <autogen@linuxbox.com>
1395 * fixinc/fixincl.c(process): don't skip GLIBC files any more.
1396 * fixinc/hackshell.tpl: ditto
1397 * fixinc/fixtests.c(double_slash_test): more C++ header testing
1398 * fixinc/inclhack.def(AAB_fd_zero_glibc*): corrected spelling of mach
1400 1999-11-29 Bernd Schmidt <bernds@cygnus.co.uk>
1402 * reload.c (push_reload): When looking for a register to put into
1403 reg_rtx, make sure all hard regs in a multi-reg register are in the
1404 right class and nonfixed.
1406 * haifa-sched.c (reg_last_uses, reg_last_sets, reg_last_clobbers,
1407 pending_read_insns, pending_write_insns, pending_read_mems,
1408 pending_write_mems, pending_list_length, last_pending_memory_flush,
1409 last_function_call, sched_before_next_call): Move static variables
1411 (bb_ prefixed versions): Replace with single array bb_deps.
1412 (struct deps): New structure.
1413 (add_insn_mem_dependence, flush_pending_lists, sched_analyze_1,
1414 sched_analyze_2, sched_analyze_insn, sched_analyze): Accept new
1415 argument of type "struct deps *"; use that instead of global
1416 variables. All callers changed.
1417 (init_rgn_data_dependencies): Delete function.
1418 (init_rtx_vector): Delete function.
1419 (init_deps): New function.
1421 (free_pending_lists): Simplify, we always use the bb_deps array even
1422 if only one basic block.
1423 (compute_block_backward_dependences): Likewise.
1424 (schedule_region): Likewise.
1426 (propagate_deps): New function, broken out of
1427 compute_block_backward_dependences.
1428 (compute_block_backward_dependences): Use it.
1430 * alpha.md: Delete useless patterns that tried to work around
1431 register elimination problems.
1433 * unroll.c (loop_iterations): Don't abort if iteration variable
1436 From Joern Rennecke:
1437 * reload1.c (reloads_conflict): Reverse test comparing operand
1438 numbers when testing for conflict between output/outaddr reloads.
1440 1999-11-29 David S. Miller <davem@redhat.com>
1442 * config/sparc/sparc.c (init_cumulative_args): Fix type of third
1444 * config/sparc/sparc-protos.h: Update proto, move into RTX_CODE.
1446 1999-11-28 Robert Lipe <robertl@cygnus.com>
1448 * i386/sco5.h (FINI_SECTION_ASM_OP_COFF): Move destructor fn
1449 table from .fini into .dtor.
1451 1999-11-28 Anthony Green <green@cygnus.com>
1453 * tree.h (struct tree_decl): Add malloc_flag.
1454 (DECL_IS_MALLOC): Define.
1455 * c-common.c (attrs): Add A_MALLOC attribute.
1456 (init_attributes): Add this attribute to the table.
1457 (decl_attributes): Handle malloc attribute.
1458 * calls.c (special_function_p): Check for the malloc attribute.
1459 * extend.texi (Function Attributes): Document malloc attribute.
1461 Sun Nov 28 13:21:00 1999 Jeffrey A Law (law@cygnus.com)
1463 * pa.md (reload shift-add patterns): Remove.
1465 1999-11-28 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1467 * reorg.c (dbr_schedule) Print more statistics. Corrected
1468 problem when printing info when 3 delay slots are filled.
1470 1999-11-28 Jakub Jelinek <jakub@redhat.com>
1472 * combine.c (setup_incoming_promotions): Pass an outgoing
1473 regno to FUNCTION_ARG_REGNO_P which it expects.
1475 1999-11-28 Andreas Jaeger <aj@suse.de>
1477 * mips/linux.h (CPP_PREDEFINES): Undefine before redefining.
1479 Sun Nov 28 00:48:15 1999 Philippe De Muyter <phdm@macqel.be>
1481 * cccp.c (do_include): Avoid initialization of automatic variable.
1483 * integrate.c (mark_stores): Function definition made void, to match
1484 previous declaration.
1485 * regclass.c (dump_regclass): Ditto.
1486 * Makefile.in (WARN_CFLAGS): Macro augmented by `-Wtraditional'.
1488 Sat Nov 27 08:38:26 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1490 * expr.c (store_constructor): Use EXACT_DIV_EXPR when dividend is
1491 known to be multiple of divisor.
1493 * expr.c (store_constructor): Don't clobber TARGET if CLEARED.
1495 * combine.c (try_combine): Add code to try to merge a set of a
1496 two-word pseudo to a constant with a setting of one of those words
1499 * fold-const.c (negate_expr, associate_trees, extract_muldiv): New.
1500 (split_tree): Completely rework to make more general.
1501 (make_range, fold): Call negate_expr.
1502 (fold, case NEGATE_EXPR): Simplify -(a-b) is -ffast-math.
1503 (fold, associate): Call new split_tree and associate_trees.
1504 (fold, case MULT_EXPR, case *_{DIV,MOD}_EXPR): Call extract_muldiv.
1506 1999-11-26 Bernd Schmidt <bernds@cygnus.co.uk>
1508 * loop.c (try_copy_prop): Avoid GNU C extension.
1510 1999-11-25 Mark Mitchell <mark@codesourcery.com>
1512 * except.c (init_eh_for_function): Still zero eh_return_context,
1513 eh_return_stack_adjust, and eh_return_handler.
1515 * except.h (eh_status): Adjust documentation for x_protect_list.
1516 (begin_protect_partials): New function.
1517 * except.c (enqueue_eh_entry): Fix formatting.
1518 (get_first_handler): Add consistency check.
1519 (add_partial_entry): Adjust usage of protect_list.
1520 (emit_cleanup_handler): Save and restore ehqueue.
1521 (expand_start_all_catch): Add comment.
1522 (begin_protect_partials): New function.
1523 (end_protect_partials): Adjust usage of protect_list.
1524 (init_eh_for_function): Use xcalloc.
1526 1999-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1528 * c-common.c (check_format_info): Don't call a variadic function
1529 with a non-literal format string.
1531 * c-decl.c (grokdeclarator, start_struct, finish_struct): Likewise.
1533 * c-typeck.c (build_component_ref, build_unary_op, lvalue_or_else,
1534 pedantic_lvalue_warning, error_init, pedwarn_init, warning_init):
1537 * cccp.c (check_macro_name, do_xifdef, vwarning_with_line):
1540 * collect2.c (collect_wait): Likewise.
1542 * dbxout.c (dbxout_type): Likewise.
1544 * gcc.c (do_spec_1): Likewise.
1546 * genemit.c (gen_insn, gen_expand): Likewise.
1548 * genrecog.c (write_switch, write_subroutine): Likewise.
1550 * mips-tfile.c (catch_signal, botch): Likewise.
1552 * print-rtl.c (print_rtx): Likewise.
1554 * toplev.c (default_print_error_function, report_error_function,
1555 _fatal_insn): Likewise.
1557 1999-11-25 Mark Mitchell <mark@codesourcery.com>
1559 * tree.c (unsave_expr_now): Handle NULL_TREE as input.
1561 Wed Nov 24 17:08:09 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1563 * reg-stack.c (subst_stack_regs_pat): Swap operands in commutative
1564 operations when needed.
1565 * i386.md (fop_?f_comm): New.
1566 (fop_?f_1): Do not accept commutative operands.
1568 1999-11-25 Andreas Jaeger <aj@suse.de>
1570 * config/mips/mips.md (casesi_internal): Add missing brace.
1572 1999-11-25 Jason Merrill <jason@casey.cygnus.com>
1574 * dwarf2out.c (pend_type, output_pending_types_for_scope): Lose.
1575 (splice_child_die): Handle moving a child DIE from the declaration
1576 DIE of a class to its specification.
1577 (gen_struct_or_union_type_die): Use 'complete' consistently.
1578 (gen_decl_die): Generate the virtual context DIE first.
1579 Use decl_ultimate_origin instead of DECL_ABSTRACT_ORIGIN.
1581 1999-11-24 Gavin Romig-Koch <gavin@cygnus.com>
1583 * config/mips/mips.md (call_value_multiple_interanal1): New.
1585 1999-11-24 Jason Merrill <jason@casey.cygnus.com>
1587 * dwarf2out.c (free_AT, free_die): New fns.
1588 (remove_children): Call them.
1589 (output_line_info): Disable removal of duplicate notes.
1591 Generate minimal debug info for types with TYPE_DECL_SUPPRESS_INFO set.
1592 * dwarf2out.c (gen_struct_or_union_type_die): TYPE_DECL_SUPPRESS_INFO
1593 means pretend the type isn't defined.
1594 Don't defer emitting types.
1595 (gen_type_die_for_member): New fn.
1596 (gen_decl_die): Call it.
1597 (splice_child_die): New fn.
1598 (gen_member_die): Call it rather than generate duplicate dies.
1600 Defer emitting information for the abstract instance of an inline
1601 until we either inline it or emit an out-of-line copy.
1602 * dwarf2out.c (decl_ultimate_origin): Ignore DECL_ABSTRACT_ORIGIN
1603 from output_inline_function if DECL_ABSTRACT is also set.
1604 (block_ultimate_origin): Likewise.
1605 (gen_abstract_function): New fn.
1606 (gen_decl_die, gen_inlined_subroutine_die): Call it.
1607 (gen_subprogram_die): An abstract instance is not a declaration
1608 just because it doesn't match current_function_decl. Don't abort
1609 because DECL_DEFER_OUTPUT isn't set. Do abort if a declaration
1610 has an abstract origin.
1611 * toplev.c (rest_of_compilation): Don't emit dwarf2 info for the
1612 abstract instance here.
1614 Wed Nov 24 18:39:18 1999 Andrew Haley <aph@cygnus.com>
1616 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Add the case
1617 where we need to reload fpul from a system register.
1619 1999-11-24 Andreas Jaeger <aj@suse.de>
1621 * config/mips/linux.h (CPP_PREDEFINES): Added.
1622 (LINK_SPEC): Remove -Y since this is only needed on sparc.
1624 1999-11-24 Andreas Jaeger <aj@suse.de>
1626 * config/mips/linux.h (TARGET_VERSION): Added.
1627 (HANDLE_SYSV_PRAGMA): Added.
1628 (DEFAULT_VTABLE_THUNKS): Added.
1630 Wed Nov 24 14:12:15 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1632 * local-alloc.c (qty): New structure and static variable.
1633 (qty_phys_reg): Remove, all references changed to qty.
1634 (qty_n_refs): Likewise.
1635 (qty_min_class): Likewise.
1636 (qty_birth): Likewise.
1637 (qty_death): Likewise.
1638 (qty_size): Likewise.
1639 (qty_mode): Likewise.
1640 (qty_n_calls_crossed): Likewise.
1641 (qty_alternate_class): Likewise.
1642 (qty_changes_size): Likewise.
1643 (qty_first_reg): Likewise.
1644 (alloc_qty): Rename variable QTY to QTYNO.
1645 (finf_free_reg): Likewise.
1646 (local_alloc): Allocate qty, do not allocate the removed variables.
1648 Wed Nov 24 17:26:05 1999 Geoffrey Keating <geoffk@cygnus.com>
1650 * config/mips/mips.h (ASM_SPEC): Don't pass -G to the assembler
1651 when -membedded-pic is passed.
1653 * config/mips/mips.md (casesi): Handle 64-bit case too.
1654 (casesi_internal_di): New insn.
1656 * config/mips/mips.c (embedded_pic_offset): Always make the
1657 embedded-pic subtractions relative to the name of the current
1658 function by use of the magic string "..CURRENT_FUNCTION".
1659 * config/mips/mips.h (ASM_OUTPUT_LABELREF): Make the magic happen.
1661 1999-11-24 Geoffrey Keating <geoffk@cygnus.com>
1663 * config/mips/mips.md (div_trap_normal): Don't ask for the REGNO
1664 of (const_int 0), when what we really care about is
1665 whether it's a zero constant anyway.
1666 (div_trap_mips16): Likewise.
1668 1999-11-23 Mark Mitchell <mark@codesourcery.com>
1670 * loop.c (loop_optimize): Always find_loop_tree_blocks and
1671 unroll_block_trees when generating debuggable code.
1673 * tree.h (unsave_expr_1): New function.
1674 (lang_unsave): New variable.
1675 (get_callee_fndecl): New function.
1676 * tree.c (unsave_expr_now_r): New function.
1677 (lang_unsave): Define.
1678 (unsave_expr_1): Likewise.
1679 (unsave_expr_now_r): Split out from unsave_expr_now.
1680 (unsave_expr_now): Call lang_unsave if it is non-NULL. Otherwise,
1681 call unsave_expr_now_r.
1682 (get_callee_fndecl): Define.
1684 * Makefile.in (gencheck): Don't depend on lang_tree_files.
1685 (gencheck.o): Do depend on lang_tree_files.
1687 * integrate.h (copy_decl_for_inlining): New declaration.
1688 * integrate.c (copy_and_set_decl_abstract_origin): Remove.
1689 (copy_decl_for_inlining): New function.
1690 (integrate_parm_decls): Use it.
1691 (integrate_decl_tree): Likewise.
1693 1999-11-23 Gavin Romig-Koch <gavin@cygnus.com>
1695 * config/mips/mips.h (ISA_HAS_FP4,ISA_HAS_CONDMOVE,ISA_HAS_8CC): Split
1696 the second two from the first.
1697 (CONDITIONAL_REGISTER_USAGE): Use ISA_HAS_8CC rather than ISA_HAS_FP4.
1698 * config/mips/mips.md (movcc,reload_incc,reload_outcc,
1699 conditional move): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
1701 * config/mips/mips.c (mips_move_1word,gen_conditional_branch,
1702 override_options): Use ISA_HAS_CONDMOVE or ISA_HAS_8CC rather than
1705 Tue Nov 23 11:15:04 1999 Jeffrey A Law (law@cygnus.com)
1707 * pa.md (call_internal_symref, call_value_internal_symref): No mode
1708 needed on the address operand.
1709 * pa.c (call_operand_address): Check for the correct mode.
1711 1999-11-23 Bernd Schmidt <bernds@cygnus.co.uk>
1713 * loop.c: Include "basic-block.h".
1714 (try_copy_prop, replace_loop_reg): New functions.
1715 (load_mems): Detect registers that just hold copies of the hoisted
1716 mem, and call try_copy_prop to eliminate them.
1717 * Makefile.in (loop.o): Update dependencies.
1719 Tue Nov 23 01:03:29 1999 Hans-Peter Nilsson <hp@axis.com>
1721 * Makefile.in (gencheck.o): Depend on gencheck.h.
1722 (insn-emit.o): Depend on flags.h, hard-reg-set.h and resource.h.
1723 (insn-peep.o): Depend on except.h and function.h.
1724 (insn-attrtab.o): Depend on RECOG_H.
1725 (insn-output.o): Depend on toplev.h and flags.h.
1726 (gengenrtl.o): Depend on real.h.
1727 (gen-protos.o): Depend on cpplib.h and cpphash.h.
1728 Unify all dependencies to be on RECOG_H rather than recog.h.
1730 Tue Nov 23 00:57:10 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1732 From Casper H.S. Dik on comp.unix.solaris, 23 Oct 1998:
1733 * configure.in: Try building a bi-arch 32/64-bit compiler on
1734 sparc-*-solaris2.7 and higher.
1735 * configure: Rebuild.
1737 Mon Nov 22 23:09:44 1999 David O'Brien <obrien@FreeBSD.org>
1739 * config/freebsd.h: New, FreeBSD architecture independent file.
1740 * config/i386/freebsd-elf.h: removed FreeBSD architecturally
1742 * config/i386/freebsd.h: include i386/perform.h via tm.h rather than
1743 directly by i386/freebsd.h.
1744 * configure.in (*-*-freebsdelf): Include new FreeBSD architecturally
1745 independent configuration file.
1746 (*-*-freebsdelf): Include i386/perform.h via tm.h rather than
1747 directly by i386/freebsd.h.
1748 * configure: Rebuilt.
1750 * xm-i386.h: Define `__i386__' if not defined, rather than `i386'
1751 which is in the user's namespace.
1752 * libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
1753 `i386' which is not in our namespace.
1755 Mon Nov 22 22:58:01 1999 "R. Kelley Cook" <KelleyCook@attglobal.net>
1757 * invoke.texi (ARM Options): Add in -mno-alignment-traps
1759 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
1761 * dwarf2out.c (die_struct): Remove die_attr_last and die_child_last.
1762 (add_dwarf_attr, add_child_die): Just push onto the front.
1763 (reverse_die_lists): New fn.
1764 (add_sibling_attributes): Use it.
1765 (push_decl_scope): Reorganize.
1766 (add_name_and_src_coords_attributes): Don't set file and line for
1768 (gen_subprogram_die): An artificial function doesn't need to match
1770 (gen_compile_unit_die): Return the generated die. Only add
1771 AT_comp_dir if the filename is relative.
1772 (remove_AT): Simplify loop. Also free string values.
1773 (output_die): A DIE ref can't be null.
1774 (output_value_format, value_format): Take a dw_attr_ref.
1775 (dwarf_last_decl, is_extern_subr_die, sibling_offset): Remove.
1776 (AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
1777 AT_addr, AT_lbl): New fns.
1778 (various): Use them.
1779 (various): Constify.
1781 Mon Nov 22 23:53:50 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1783 * combine.c (combine_simplify_rtx): When handling a SUBREG,
1784 take SUBREG_WORD into account.
1785 (if_then_else_cond): Likewise.
1787 1999-11-22 Jason Merrill <jason@casey.cygnus.com>
1789 * gmon.c, i386/gmon-sol2.c, sparc/gmon-sol2.c: Remove advertising
1790 clause from BSD license, pursuant with
1792 ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change
1794 1999-11-22 Bernd Schmidt <bernds@cygnus.co.uk>
1796 * loop.c (load_mems): Reformat slightly.
1797 * basic-block.h (regset_head): New typedef.
1798 (INIT_REG_SET): New macro.
1800 1999-11-22 Bruce Korb <autogen@linuxbox.com
1802 * fixinc/mkfisinc.sh(i?86-*-linux): disable script, run fixincl exe
1803 (mips-dec-bsd*): non-functional code
1804 (alpha*-*-linux-gnu*): redundant, duplicated by "*-*-linux-gnu*"
1806 * fixinc/inclhack.def(AAB_fd_zero_glibc_*):
1807 added three replacement fixes
1808 (no_double_slash): removed comments that are not (any longer) pertinent
1809 (bad_lval): this fix currently runs against many files.
1810 The comment seems to indicate that we should select for files
1811 containing 'pragma extern_prefix'.
1813 * fixinc/fixinc.x86-linux-gnu: deleted
1814 * fixinc/inclhack.sh: regen
1815 * fixinc/fixincl.x: regen
1816 * fixinc/fixincl.sh: regen
1818 Fri Nov 12 14:08:40 1999 Andrew Haley <aph@cygnus.com>
1820 * emit-rtl.c (gen_sequence): Only return the pattern of an insn if
1821 its code is INSN and it has no notes.
1823 1999-11-22 Andrew Haley <aph@cygnus.com>
1825 * varasm.c (function_defined): Remove.
1826 (make_function_rtl): Don't set function_defined.
1827 (make_decl_rtl): Remove global register warning.
1828 * regclass.c (no_global_reg_vars): New variable.
1829 (globalize_reg): Warn if function has already been defined.
1830 (regclass_init): Set no_global_reg_vars.
1832 Mon Nov 22 14:42:22 MET 1999 Jan Hubicka <hubicka@freesoft.cz>
1834 * regclass.c (reg_pref): New structure and static variable
1835 (prefclass): Delete.
1837 (all uses of prefclass and altclass): Use reg_pref instead.
1839 1999-11-21 Nick Clifton <nickc@cygnus.com>
1841 * invoke.texi (ARM Options): Replace -mshort-load-bytes with
1843 (arm.h): Replace -mshort-load-bytes with -malignment-traps.
1844 (arm.c): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
1845 (arm.md): Replace TARGET_SHORT_BY_BYTES with TARGET_MMU_TRAPS.
1847 Sun Nov 21 17:11:13 1999 Geoffrey Keating <geoffk@cygnus.com>
1849 * varasm.c (output_constructor): Solve problem with long long
1850 bitfields, even on BYTES_BIG_ENDIAN machines (testcase 991118-1).
1852 Fri Nov 19 05:48:45 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1854 * global.c (allocno): New structure and static variable.
1855 (allocno_reg): Remove, all references replaced by allocno.
1856 (allocno_size): Likewise.
1857 (hard_reg_conflicts): Likewise.
1858 (hard_reg_preferences): Likewise.
1859 (hard_reg_copy_preferences): Likewise.
1860 (hard_reg_full_preferences): Likewise.
1861 (regs_someone_prefers): Likewise.
1862 (allocno_calls_crossed): Likewise.
1863 (allocno_n_refs): Likewise.
1864 (allocno_live_length): Likewise.
1865 (find_reg): Rename ALLOCNO to NUM.
1867 * regclass.c (may_move_in_cost): Rename from may_move_cost, all
1869 (may_move_out_cost): New variable.
1870 (init_reg_sets_1): Initialize may_move_out_cost.
1871 (record_reg_classes): Use may_move_out_cost.
1873 * regclass.c (dump_regclass): New function.
1874 (regclass): New parameter DUMP, call DUMP_REGCLASS.
1875 * toplev.c (rest_of_compilation): Open lreg dump file before regclass,
1876 pass rtl_dump_file to regclass.
1877 * rtl.h (regclass): Update prototype.
1879 Fri Nov 19 06:32:19 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1881 * i386.md (neg, not and abs patterns): Revmap to use
1882 ix86_expand_unary_operator and ix86_unary_operator_ok.
1883 (add?f and sub?f expanders): Force operand 1 to register.
1884 * i386.c (ix86_expand_unary_operator): Rewrite.
1885 (ix86_unary_operator_ok): Ensure that memory operands
1887 (ix86_binary_operator_ok): Do not allow operand 1 to
1888 come into memory and operand 0 not.
1889 (ix86_expand_binary_operator): Ensure that
1890 src1 is not non-matching memory.
1892 * i386.md (negs?2): Rewrite to expanders, new patterns and splitters
1893 to support integer registers and memory.
1894 (abss?2_integer): Likewise.
1896 * i386.h (enum reg_class): Add FLOAT_INT_REGS.
1897 (REG_CLASS_NAMES): Likewise.
1898 (REG_CLASS_CONTENTS): Define FLOAT_INT_REGS as union of FLOAT_REGS
1900 * i386.md (pushsf): Do not preferre FLOAT_REGS over GENERAL_REGS.
1901 (movsf): Likewise; unify 4th and 5th alternative.
1903 (movdf_1): Likewise; rename to movdf_integer.
1904 (pushxf): Likewise; rename to pushxf_integer; fix output template;
1905 remove redundant splitter.
1906 (movxf_1): Likewise; rename to movxf_integer; fix splitter's condition.
1907 (movdf_nointeger): New.
1908 (movxf_nointeger): New.
1909 (pushxf_nointeger): New.
1911 * i386.md (extend?f?f): Split to expander and pattern, refuse two
1912 memory operands in patterns.
1913 (fop*): Refuse two memory operands.
1915 * i386.md (ashrsi3_31): Allow cltd when optimizing for size even
1916 on !TARGET_USE_CLTD CPUs.
1918 Fri Nov 19 10:41:15 GMT 1999 Nathan Sidwell <nathan@acm.org>
1920 * extend.texi: Document C++ restricted pointers and references.
1922 1999-11-19 Bernd Schmidt <bernds@cygnus.co.uk>
1924 * cse.c (addr_affects_sp): No longer conditional on AUTO_INC_DEC.
1925 (invalidate_skipped_set): Call it unconditionally.
1926 (cse_set_around_loop): Likewise.
1928 Thu Nov 18 17:29:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1930 * rtl.texi (mem): Add documentation for alias-set argument
1933 Fri Nov 18 13:39:22 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
1935 * i386.h (struct_processor_costs): New fields int_load, int_store,
1936 fp_move, fp_load and fp_store
1937 (REGISTER_MOVE_COST): Fix comment, calculate exactly the cost of
1939 (MEMORY_MOVE_COST): New macro.
1940 * i386.c (386_cost): Define new fields.
1941 (i486_cost): Likewise.
1942 (pentium_cost): Likewise.
1943 (pentiumpro_cost): Likewise.
1944 (k6_cost): Likewise.
1946 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
1947 Geoffrey Keating <geoffk@cygnus.com>
1949 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
1951 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
1954 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
1955 (TARGET_STRICT_ALIGNMENT): New macro.
1956 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
1957 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
1958 * invoke.texi (M680x0 Options): Document -mstrict-align.
1960 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
1961 Richard Henderson <rth@cygnus.com>
1963 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
1964 (ix86_split_long_move): Declare.
1965 * i386.c (split_xf, ix86_split_movdi): Remove.
1966 (ix86_split_to_parts, ix86_split_long_move): New.
1967 * i386.md (dimode move splitters): Use ix86_split_long_move.
1968 (dfmode move splitters): Likewise.
1969 (xfmode move splitters): Likewise.
1970 (movsf_1): Allow F->r.
1971 (movdf_1, movxf_1): Allow F->ro.
1973 1999-11-17 Mark Mitchell <mark@codesourcery.com>
1975 * except.h (struct eh_entry): Add goto_entry_p.
1976 (eh_region_from_symbol): Remove prototype.
1977 * except.c (find_func_region_from_symbol): New function.
1978 (emit_cleanup_handler): Likewise.
1979 (eh_region_from_symbol): Make it static.
1980 (add_new_handler): Verify the argument.
1981 (find_func_region): Update comment.
1982 (expand_eh_region_end): Expand handlers here, rater than waiting
1983 until expand_leftover_cleanups or start_all_catch.
1984 (expand_leftover_cleanups): Don't expand here.
1985 (expand_start_all_catch): Or here.
1986 (expand_rethrow): Check the return value from find_func_region.
1987 * function.c (expand_function_end): Emit the catch_clauses.
1989 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
1991 * integrate.c (expand_inline_function): Add necessary check for NULL.
1993 1999-11-18 Nick Clifton <nickc@cygnus.com>
1995 * toplev.c (main): Correctly detect an unrecognised option.
1997 * cppinit.c (cpp_handle_option): Do not claim to have consumed
1998 a -f option if it has not been recognised.
2000 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
2002 * basic-block.h (update_life_extent): Remove trailing comma on
2003 enumeration type list.
2005 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
2007 * varasm.c (output_constructor) Solved problem with long long
2008 bitfields. Corrected calculating this_time and shift. Also
2009 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
2011 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
2013 * flow.c (split_edge): Take looping structure into account when
2014 determining where to put the new block note.
2016 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
2018 * Makefile.in (ggc-none.o): Provide host specific version if
2021 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
2023 * cse.c (delete_trivially_dead_insns): Identify no-op insns
2024 containing subregs too.
2026 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2028 * invoke.texi: Add documentation for -muninit-const-in-rodata.
2029 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
2030 (TARGET_UNINIT_CONST_IN_RODATA): Define.
2031 (text_section): Add switches -munint-const-in-rodata and
2032 -mno-uninit-const-in-rodata.
2033 (ASM_OUTPUT_COMMON): Remove.
2034 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
2035 const objects should be placed in read-only data. Otherwise declare
2038 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
2040 * jump.c (jump_optimize_1): Revert last change.
2042 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
2044 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
2045 test if optimizing for size.
2047 1999-11-17 Mark Mitchell <mark@codesourcery.com>
2049 * Makefile.in (toplev.o): Depend on except.h.
2050 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
2052 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
2054 * i386.md (divmodsi4): Rewrite to expander.
2055 (*divmodsi4_nocltd): New.
2056 (*divmodsi4_cltd): New.
2057 (divmodsi4 splitter): Handle the case when input comes in edx.
2058 (udivmodhi4): Do not use constraints in exander.
2059 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
2061 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
2063 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
2064 for the common case.
2066 1999-11-16 Jakub Jelinek <jakub@redhat.com>
2068 * explow.c (hard_function_value): Add outgoing argument.
2069 * expr.h (hard_function_value): Declare it.
2070 * calls.c (expand_call, emit_library_call_value): Update callers.
2071 * function.c (aggregate_value_p): Ditto.
2072 (diddle_return_value): Must look at the outgoing registers
2073 on archs with register windows.
2075 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
2077 * alpha.c (alpha_build_va_list): Use make_lang_type and
2078 initialize TYPE_NAME for the va_list record.
2080 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
2082 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
2084 * ggc.h (struct ggc_statistics): Rearrange elements for better
2085 packing on 64-bit hosts.
2086 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
2087 (compute_nearerout): Likewise.
2089 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
2091 * config/rs6000/rs6000.c (first_reg_to_save): Save
2092 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
2094 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
2096 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
2097 notion of nesting to find the DIE for a type or function.
2098 DIEs can go in limbo even if we got a context_die.
2099 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
2100 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
2102 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
2103 (gen_type_die): Writing out the context doesn't cause member class
2104 template instantiations to be written out as well.
2106 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
2108 * rs6000.h (ASM_OUTPUT_DEF): New.
2109 Based on proposed addition from David Edelsohn.
2111 1999-11-15 Robert Lipe <RobertLipe@usa.net>
2112 Bruce Korb <autogen@linuxbox.com>
2114 * fixinc/inclhack.def
2115 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
2116 (unixware7_byteorder_fix): added. Removes conflicts for new defs
2118 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
2119 (svr4_endian): enabled with SVR5
2120 (svr4_mkdev): simplified syntax and enabled with SVR5
2122 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
2124 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
2125 * configure: Rebuilt.
2126 * config/t-freebsd-thread: New file.
2128 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
2130 * i386.c (ix86_decompose_address): Verify the base is a REG
2131 before trying to examine its register number.
2133 * basic-block.h: Remove all #defines and prototypes related to
2135 (free_bb_mem, compute_preds_succs): Remove prototype.
2136 * rtl.h (free_bb_mem): Remove prototype.
2137 * flow.c (alloc_int_list_node); Remove function.
2138 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
2139 (compute_preds_succs, free_bb_mem): Likewise.
2140 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
2141 * toplev.c (rest_of_compilation): Likewise.
2142 * haifa-sched.c (build_control_flow): Use flow generated edge
2143 list to build the haifa specific edge list.
2144 (find_rgns): Use new CFG data structures instead of pred/succ lists.
2145 (schedule_insns): Do not build pred/succ lists anymore. Instead
2146 build the edge table.
2148 * basic-block.h (dump_bb_data): Remove declaration.
2149 * flow.c (dump_bb_data): Remove function.
2150 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
2151 (sbitmap_union_of_predsucc): Likewise.
2153 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
2154 argument. All callers changed.
2155 (delete_null_pointer_checks_1): No longer need to compute the
2158 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
2159 All callers changed.
2160 (pre_expr_reaches_here_p_work): Likewise.
2161 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
2162 * lcm.c (compute_laterin): Fix initialization of LATER.
2163 (compute_nearerout): Similarly for NEARER.
2165 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2167 * cse.c (set_nonvarying_address_components): Delete unused function.
2168 (refers_to_p): Likewise.
2170 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
2172 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
2175 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2177 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
2178 definition in do while (0).
2180 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
2182 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
2184 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
2186 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
2188 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
2190 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
2191 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
2192 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
2193 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
2195 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
2196 saved on the stack. Output more accurate stack frame statistics
2197 into assembler file.
2199 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
2201 * genextract.c (record_insn_name): New function.
2202 (get_insn_name): No longer a stub.
2203 (main): Call record_insn_name for each insn. After each label
2204 written, print the insn name in a comment.
2206 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2208 * output.h (const_section, init_section, fini_section): Add
2211 * alpha/elf.h (const_section): Delete declaration.
2213 * svr4.h (const_section): Likewise.
2215 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
2217 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
2218 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
2219 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
2221 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
2222 variable-sized array bounds.
2224 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
2226 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
2229 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2231 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
2232 addresses the same way GO_IF_LEGITIMATE_INDEX does.
2234 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2236 * cse.c (hash_arg_in_struct): Delete.
2237 (struct table_elt): Delete elt in_struct.
2238 (struct set): Delete elt src_in_struct.
2239 (merge_equiv_classes): Don't set either hash_arg_in_struct or
2240 the corresponding in_struct elts.
2241 (canon_hash): Likewise.
2242 (safe_hash): Likewise.
2243 (find_best_addr): Likewise.
2244 (record_jump_cond): Likewise.
2245 (cse_insn): Likewise.
2247 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
2249 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
2251 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
2254 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
2256 * function.c (diddle_return_value): Put back check that the DECL_RTL
2257 for the function is a register.
2259 * function.c (diddle_return_value): Use hard_function_value to
2260 get an rtx suitable for use in the USE/CLOBBER insn.
2262 * global.c (global_conflicts): Update comments.
2263 (record_conflicts): No need to record conflicts between pseudos here.
2265 1999-11-11 Bruce Korb <autogen@linuxbox.com>
2267 * fixinc/fixincl.c: Added verbose levels for status messages
2269 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2271 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
2272 operand as argument to expand_and or expand_binop.
2274 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
2276 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
2277 gcc_add_string_root.
2279 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
2281 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
2283 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
2285 * flow.c (compute_flow_dominators): Initially put all blocks on
2287 * lcm.c (compute_antinout_edge, compute_available): Similarly.
2288 * gcse.c (compute_cprop_avinout): Remove.
2289 (compute_cprop_data): Use compute_available.
2290 (delete_null_pointer_checks_1): Use compute_available.
2292 * basic-block.h (compute_available): Returns a void now.
2293 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
2294 to return a value anymore.
2295 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
2296 worklists. Fix boundary cases. Compute maximal solutions.
2297 (compute_laterin, compute_nearerout): Similarly.
2299 * dwarf2out.c (add_AT_location_description): Allow
2300 (mem (plus (pseudo) (...)) too.
2302 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
2304 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
2306 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
2307 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
2311 * gansidecl.h: Likewise.
2317 * toplev.h: Likewise.
2323 * varray.c: Likewise.
2325 * varray.h: Likewise.
2327 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
2329 * gcov.c (struct arcdata): Add hits and total, remove prob.
2330 (output_branch_counts): New.
2331 (process_args): Set output_branch_counts if -c.
2332 (calculate_branch_probs): Store hits and total instead of
2334 (output_data): Emit counts if output_branch_counts is true.
2335 * gcov.texi (Invoking Gcov): Document -c switch..
2337 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
2339 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
2340 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
2342 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
2344 * invoke.texi (C Dialect Options): Add missing builtins from
2346 * extend.texi (Other Builtins): Copy to this list.
2348 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2350 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
2351 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
2354 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
2356 * flow.c (compute_flow_dominators): No longer treat basic block 0
2357 or (n_basic_blocks - 1) specially. Clear the AUX field before
2358 starting computation of doms/pdoms. Fix initial state for pdoms.
2360 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2362 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
2363 match rtl.o's: added ggc.h and toplev.h
2364 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
2365 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
2366 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
2368 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
2370 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
2371 from HAVE_DOS_BASED_FILESYSTEM.
2372 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
2373 HAVE_DOS_BASED_FILESYSTEM.
2375 (split_directories): Only special-case DOS file names if
2376 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
2377 instead of explicit tests. Conditionalize on !VMS.
2378 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
2379 tests. Conditionalize on !VMS.
2380 (process_command): Only use make_relative_prefix if !VMS.
2381 (free_split_directories): Conditionalize on !VMS.
2382 (DIR_UP): Conditionalize on !VMS.
2384 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
2386 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
2388 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
2390 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
2393 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
2395 * invoke.texi (Environment Variables): Document relative path
2397 * gcc.c (DIR_UP): If not defined, define as "..".
2398 (standard_bindir_prefix): New static, holds target location to
2400 (split_directories): New function to split a filename into
2401 component directories.
2402 (free_split_directories): New function, release memory allocated
2403 by split_directories.
2404 (make_relative_prefix): New function, make a relative pathname if
2405 the compiler is not in the expected location.
2406 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
2407 can figure out an appropriate prefix from argv[0].
2408 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
2409 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
2410 STANDARD_BINDIR_PREFIX.
2412 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2414 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
2416 * config/c4x/c4x.h: Moved prototypes to c4x.h.
2417 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
2418 c4x_secondary_memory_needed) Delete.
2419 (fp_zero_operand): Add mode argument.
2421 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
2423 * reload1.c (reload_reg_free_for_value_p): Don't use a register
2424 that is in reload_reg_used.
2426 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
2428 * config/arm/arm-protos.h: New file: Prototypes for functions
2429 defined in arm.c and pe.c.
2430 * config/arm/arm.h: Fix compile time warnings.
2431 * config/arm/arm.c: Fix compile time warnings.
2432 * config/arm/pe.h: Fix compile time warnings.
2433 * config/arm/aout.h: Fix compile time warnings.
2435 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
2437 * config/m32r/m32r-protos.h: New file: Prototypes for functions
2440 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
2441 Add support for subtargets.
2442 Add prototypes for new predicates.
2443 Add scheduling macros.
2445 * config/m32r/m32r.c: Fix compile time warnings.
2446 (int8_operand): New predicate function.
2447 (reg_or_cmp_int16_operand): New predicate function.
2448 (extend_operand): New predicate function.
2449 (m32r_adjust_code): New scheduling function.
2450 (m32r_adjust_priorty): New scheduling function.
2451 (m32r_sched_init): New scheduling function.
2452 (m32r_sched_reorder): New scheduling function.
2453 (m32r_sched_variable_issue): New scheduling function.
2454 (direct_return): New codegen function.
2455 (m32r_not_same_reg): New rtl testsing function.
2457 * config/m32r/m32r.md: Fix compile time warnings.
2458 Add support for pre decrement and post increment memory
2463 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2465 * global.c (EXECUTE_IF_CONFLICT): Don't define.
2466 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
2467 (find_reg): Likewise.
2469 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
2471 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
2472 to avoid assembler errors.
2474 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
2476 * config/v850/v850-protos.h: New file: Prototypes for functions
2478 * config/v850/v850.h: Move prototypes to v850-protos.h
2479 * config/v850/v850.c: Move prototypes to v850-protos.h
2480 * config/v850/v850.md: Fix compile time warnings.
2482 * config/fr30/fr30-protos.h: New file: Prototypes for functions
2484 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
2485 * config/fr30/fr30.c: Fix compile time warnings.
2486 * config/fr30/fr30.md: Fix compile time warnings.
2488 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
2490 * tree.h (get_containing_scope): Declare it.
2491 * tree.c (get_containing_scope): New fucntion.
2492 (decl_function_context): Use it.
2493 * toplev.c (rest_of_compilation): Use get_containing_scope.
2495 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2497 * Makefile.in (rtl.o): Depend on toplev.h.
2499 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
2501 * cse.c (delete_trivially_dead_insns): Replace alloca with
2503 * except.c (update_rethrow_references): Likewise.
2504 (init_eh_nesting_info): Likewise.
2505 * function.c (identify_blocks): Likewise.
2506 * gcse.c (dump_hash_table): Likewise.
2507 * graph.c (print_rtl_graph_with_bb): Likewise.
2508 * loop.c (combine_movables): Likewise.
2509 (move_movables): Likewise.
2510 (count_loop_regs_set): Likewise.
2511 (strength_reduce): Likewise.
2512 * profile.c (compute_branch_probabilities): New function, split
2514 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
2515 * regclass.c (regclass): Likewise.
2516 * regmove.c (regmove_optimize): Likewise.
2517 * toplev.c (compile_file): Likewise.
2518 (main): Don't mess with the stack rlimit.
2520 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
2522 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
2523 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
2525 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
2527 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
2529 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
2531 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
2532 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
2535 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
2537 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
2539 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
2541 * gcse.c (post_dominators): Kill.
2542 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
2543 (compute_code_hoist_data): Use compute_flow_dominators. Do not
2544 pass in a pdom array since we do not need pdoms.
2545 * haifa-sched.c (schedule_insns): Similarly.
2546 * flow.c (compute_dominators): Remove dead function.
2547 (compute_flow_dominators): Do not compute doms or pdoms if the
2548 caller does not request them. Split up loop to build doms and
2549 pdoms. Use a worklist to compute doms and pdoms.
2550 * basic-block.h (compute_dominators): Remove prototype.
2552 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
2554 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
2555 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
2556 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
2557 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
2558 (cant_move, fed_by_spec_load, is_load_insn): Remove.
2559 (schedule_region): Remove unused variable.
2560 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
2562 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
2564 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
2565 (update_equiv_regs): Likewise.
2566 (block_alloc): Likewise.
2567 * reg-stack.c (reg_to_stack): Likewise.
2568 (convert_regs_2): Likewise.
2569 * reload1.c (reload_as_needed): Likewise.
2571 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
2573 * Makefile.in (dbxout.o): Depend on ggc.h.
2574 (dwarf2out.o): Likewise.
2575 (xcoffout.o): Likewise.
2576 * dbxout.c: Include ggc.h.
2577 (dbxout_init): Register lastfile as a root.
2578 * dwarf2out.c: Include ggc.h.
2579 (dwarf2out_line): Register lastfile as a root.
2580 * xcoffout.c: Include ggc.h.
2581 (xcoffout_source_line): Register xcoff_lastfile as a root.
2583 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
2585 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
2587 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
2589 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
2591 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2593 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2595 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
2596 (EXECUTE_IF_CONFLICT): Likewise.
2597 (ALLOCNO_LIVE_P): Avoid signed division.
2598 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
2599 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
2600 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
2602 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
2604 * haifa-sched.c (schedule_block): Don't crash if there's no
2605 next insn for an interblock movement.
2606 (add_branch_dependences): Don't allow clobber insns to move either.
2608 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
2610 * i386.c (split_xf): New.
2611 * i386-protos.h: Declare it.
2612 * i386.md (movxf_1): Add general regs alternatives.
2613 (movxf_1+1): New splitter for same.
2615 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
2617 * function.c (purge_addressof_1): Add missing return values.
2619 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
2621 * function.c (is_addressof): New function. Returns true if
2622 the given piece of RTL is an ADDRESSOF.
2623 (purge_addressof_1): Make boolean. Return false if the
2624 ADDRESSOFs could not be purged.
2625 (purge_addressof): If ADDRESSOFs could not be purged from the
2626 notes attached to an insn, remove the offending note(s),
2627 unless they are attached to a libcall.
2629 1999-11-05 Andreas Jaeger <aj@suse.de>
2631 * genoutput.c (null_operand =): Initialize all fields.
2633 * errors.h: Add extern to prototypes.
2635 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
2637 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
2638 * configure: Rebuilt.
2640 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2642 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
2643 (mirror_conflicts): New function.
2644 (global_alloc): Call it.
2645 (expand_preferences): Remove redundant CONFLICTP test.
2646 (find_reg, dump_conflicts): Likewise.
2647 (prune_preferences): Process conflicts one word at a time.
2649 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
2651 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
2652 instead of an explicit loop.
2654 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
2656 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
2657 if REG_RETVAL check succeeds, then put classp in src_elt.
2659 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
2661 * function.c (pad_to_arg_alignment): Only update argument_pad
2662 if the argument's alignment is greater than STACK_BOUNDARY.
2664 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
2666 * bitmap.h (BITMAP_XFREE): New.
2667 * flow.c (life_analysis): Use it.
2668 (life_analysis_1): Free blocks.
2670 * combine.c (undo_commit): New.
2671 (try_combine): Use it. Don't zap undobuf.undos.
2672 (combine_instructions): Don't zap undobuf.undos; free the
2675 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
2677 * stmt.c (cost_table_): New.
2678 (estimate_case_costs): Use it instead of xmalloc.
2680 * toplev.c (compile_file): Reuse dumpname memory instead
2683 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
2685 * reg-stack.c (convert_regs_1): Initialize target_stack->top
2686 after verifying an EH edge.
2688 * haifa-sched.c (init_rgn_data_dependences): Correctly
2689 size bb_pending_lists_length when zeroing.
2691 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
2693 * function.c (diddle_return_value): New.
2694 (expand_function_end): Use it.
2695 * stmt.c (expand_null_return): Likewise.
2696 (expand_value_return): Likewise.
2698 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
2700 * reload1.c (reload): Don't remove return value clobbers.
2702 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
2704 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
2706 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
2708 * cse.c (cse_main): Use xmalloc, not alloca.
2709 (cse_basic_block): Likewise.
2710 * local-alloc.c (local_alloc): Likewise.
2712 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
2713 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2715 * rtl.c: Include toplev.h.
2716 (fatal): Remove declaration.
2718 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
2720 * haifa-sched.c (schedule_block): Fix thinko.
2722 1999-11-03 James McKelvey <mckelvey@fafnir.com>
2724 * fixinc/fixincl.c(create_file): Allow for systems that do not have
2725 S_IR* defined values
2727 1999-11-03 Philippe De Muyter <phdm@macqel.be>
2729 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
2730 call `malloc' instead.
2732 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
2734 * flags.h (flag_renumber_insns): Declare.
2735 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
2737 * rtl.h (renumber_insns): Change prototype.
2738 * toplev.c (flag_renumber_insns): Define.
2739 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
2741 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
2743 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
2744 and fpsqrtd. Use them and create fdiv function unit to more
2745 accurately represent fpu sqrt pipeline semantics on UltraSparc.
2746 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
2748 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
2750 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
2752 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
2753 insn into ready list, do not use just a raw swap.
2755 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
2757 * rtl.h (renumber_insns): New function.
2758 (remove_unnecessary_notes): Likewise.
2759 * emit-rtl.c (renumber_insns): Define.
2760 (remove_unncessary_notes): Likewise.
2761 * toplev.c (rest_of_compilation): Remove dead code.
2762 Use renumber_insns and remove_unncessary_notes.
2764 * gcse.c (struct null_pointer_info): New type.
2765 (get_bitmap_width): New function.
2766 (current_block): Remove.
2767 (nonnull_local): Likewise.
2768 (nonnull_killed): Likewise.
2769 (invalidate_nonnull_info): Take a null_pointer_info as input.
2770 (delete_null_pointer_checks_1): New function.
2771 (delete_null_pointer_checks): Use it.
2773 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
2774 (split_edges): Likewise.
2775 (schedule_block): Likewise.
2776 (compute_block_backward_dependencies): Likewise.
2777 (schedule_region): Likewise.
2778 (schedule_insns): Likewise.
2780 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
2782 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
2783 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
2784 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
2785 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
2786 * jump.c (delete_unreferenced_labels): Don't delete if
2787 LABEL_ALTERNATE_NAME is set.
2788 * print-rtl.c (print_rtx): Dump alternate name.
2789 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
2790 * rtl.h (LABEL_ALTERNATE_NAME): Define.
2791 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
2792 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
2794 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2796 * fix-header.c (recognized_extern, recognized_function): Constify
2799 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
2800 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
2801 (compute_available): Remove unused variable `last'.
2802 (compute_nearerout): Remove unused variable `temp_bitmap'.
2803 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
2804 Remove unused variable `x'.
2806 * scan.h (recognized_function, recognized_extern): Constify a
2809 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
2811 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2813 * varasm.c (decode_rtx_const): Use XSTR to access the string
2816 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
2818 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
2820 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2822 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
2824 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
2826 * pa.c (ireg_operand): New function.
2827 * pa.h (PREDICATE_CODES): Handle ireg_operand.
2828 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
2829 Fix out of date comment.
2831 * pa.md (negdi2): Turn into expander + anonymous pattern.
2833 * reload.c (find_reloads): Fix typos in recent change.
2835 * dwarf2out.c: Do not include ctype.h.
2837 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2839 * regclass.c (record_reg_classes): Always use may_move_cost when
2840 seeing how operand fits with various register classes.
2842 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
2844 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
2845 * toplev.c: Revert Nov 1 13:22 change.
2847 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
2849 * config/pa/pa.md (height reduction patterns): Add checks for
2850 overlapping operands to avoid semantic-destroying splits for
2851 height reduction patterns.
2853 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
2855 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
2856 have been an hyphen, fixed.
2857 * configure: Rebuilt.
2859 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
2861 * config/arm/tpe.h: Add prototypes for exported functions.
2862 * config/arm/pe.c: Fix compile time warnings.
2863 * config/arm/semi.h: Fix compile time warnings.
2864 * config/arm/arm.c: Fix compile time warnings.
2865 * config/arm/arm.h: Fix compile time warnings.
2866 * config/arm/arm.md: Fix compile time warnings.
2867 * config/arm/thumb.c: Fix compile time warnings.
2868 * config/arm/thumb.h: Fix compile time warnings.
2869 * config/arm/thumb.md: Fix compile time warnings.
2871 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
2873 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
2876 * unroll.c (unroll_loop): Remove LOOP notes when loop is
2877 completely unrolled.
2879 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2881 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
2883 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
2885 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
2886 * rtl.h (rtx_equal_p): Move prototype.
2887 * rtl.c (rtx_equal_function_value_matters): Move from
2889 (rtx_equal_p): Likewise.
2890 * rtlanal.c (rtx_equal_function_value_matters): Delete.
2891 (rtx_equal_p): Likewise.
2893 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
2895 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
2898 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
2900 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
2902 * pa.h (ADDR_VEC_ALIGN): Define.
2904 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
2905 notes when presented with "if (foo) break; end_of_loop" and
2906 the break sequence gets moved out of the loop.
2908 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
2909 Remove explicit zero initializations of entries within MAP.
2911 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
2913 * reg-stack.c (convert_regs_1): Handle EH edges specially.
2915 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
2917 * bitmap.h (BITMAP_XMALLOC): New macro.
2918 * flow.c (CLEAN_ALLOCA): Remove.
2919 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
2920 (life_analysis): Likewise.
2921 (update_life_info): Don't use CLEAN_ALLOCA.
2922 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
2923 (calculate_global_regs_live): Likewise.
2924 (print_rtl_with_bb): Likewise.
2925 (verify_flow_info): Likewise.
2926 * global.c (global_alloc): Likewise.
2927 (global_conflicts): Likewise.
2928 * integrate.c (save_for_inline_nocopy): Likewise.
2929 (expand_inline_function): Likewise.
2930 * jump.c (jump_optimize_1): Likewise.
2931 (duplicate_loop_exit_test): Likewise.
2932 (thread_jumps): Likewise.
2933 * loop.c (loop_optimize): Likewise.
2934 (combine_givs): Likewise.
2935 (recombine_givs): Likewise.
2936 * reorg.c (dbr_schedule): Likewise.
2937 * unroll.c (unroll_loop): Likewise.
2939 * combine.c (combine_instructions): Use xmalloc instead of alloca.
2941 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
2943 * toplev.c (rest_of_compilation): Don't optimize the CFG
2944 when rebuilding, just before dbr.
2946 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2948 * output.h (assemble_end_function, assemble_destructor,
2949 assemble_constructor, assemble_gc_entry, assemble_global,
2950 assemble_label, output_constant_pool) Constify a char*.
2952 * varasm.c (assemble_destructor, assemble_constructor,
2953 assemble_gc_entry, assemble_end_function, assemble_global,
2954 assemble_label, output_constant_pool): Likewise.
2956 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
2958 * config/arm/thumb.c (thumb_expand_prologue): Add comments
2959 explaining what is goin on in this function.
2961 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
2963 * regclass.c (record_reg_classes): In matching case, recompute
2964 costs since the direction of movement is different.
2966 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
2968 * resource.c (mark_target_live_regs): For unconditional branches,
2969 the resources found at the branch target should be added to the
2970 resources found so far, not intersected.
2972 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
2974 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
2976 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
2977 (sys/mman.h): Include this file only if #HAVE_MMAP.
2978 (run_compiles): Initialize `esac_fmt' with one old KR string, not
2979 with automatically concatenated ANSI strings.
2981 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
2983 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
2984 (DIV_ROUND_UP): Robustify.
2985 (ggc_recalculate_in_use_p): New function.
2986 (release_pages): Don't inline it.
2987 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
2989 (ggc_pop_context): Use ggc_recalculate_in_use_p.
2990 (clear_marks): Always save in_use_p.
2991 (sweep_pages): Use ggc_recalculate_in_use_p.
2992 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
2993 Release pages before counting statistics.
2995 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
2997 * toplev.c (rest_of_compilation): Fix thinko in this change:
2999 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3001 (rest_of_compilation): If inside an inlined external function,
3002 pretend we are just being declared.
3004 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
3006 * flow.c (calculate_global_regs_live): Fix thinko.
3008 * integrate.c (expand_inline_function): Fix bugs in previous
3009 change from Oct 28, 1999.
3011 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
3013 * stmt.c (expand_value_return): Fix typo in this change:
3015 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3016 (expand_value_return): Correctly convert VAL when promoting function
3017 return; support RETURN_REG being a PARALLEL.
3019 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
3021 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
3023 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3025 * hard-reg-set.h (reg_names): Constify a char*.
3027 * regclass.c (reg_names): Likewise.
3029 * regs.h (reg_names): Likewise
3031 * a29k/a29k.c (reg_names): Delete declaration.
3033 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
3035 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
3036 arc_output_function_epilogue): Likewise.
3038 * elxsi/elxsi.c (reg_names): Likewise.
3040 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
3042 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
3045 * m88k/m88k.c (output_function_profiler): Likewise.
3047 * sparc/sparc.c (sparc_flat_output_function_prologue,
3048 sparc_flat_output_function_epilogue): Likewise.
3050 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
3052 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
3053 warning from -Wuninitialized and put it under -W.
3054 * function.c (uninitialized_vars_warning): Warn only when the
3055 corresponding flag is set.
3057 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
3059 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
3060 is nonzero and the single set does not have an elt, then assign
3063 * simplify-rtx.c: New file.
3064 * Makefile.in (OBJS): Add simplify-rtx.o
3065 (simplify-rtx.o): Add dependencies.
3066 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
3067 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
3068 (cse_gen_binary, simplify_unary_operation): Delete.
3069 (simplify_binary_operation, simplify_plus_minus): Likewise.
3070 (check_fold_consts, simplify_relation_operation): Likewise.
3071 (simplify_ternary_operation): Likewise.
3072 (delete_trivially_dead_insns): Simplify the contents of the
3073 REG_EQUAL note before trying to substitute it into the source
3074 of the reg-reg copy at the end of a libcall sequence.
3076 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
3077 references/callers changed.
3079 * mn10200.c (mn10200_va_arg): Force the return value into a
3082 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
3084 * cccp.c (macroexpand): Avoid out of range accesses for omitted
3087 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
3089 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
3091 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
3093 * fold-const.c (fold): Fix thinko when optimizing comparisons
3096 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
3098 * gcc.texi (Passes): Update front-end files to their current
3101 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
3103 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
3104 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
3105 (PREDICATE_CODES): Add addition_operation.
3106 * alpha-protos.h (addition_operation): Declare.
3107 (secondary_reload_class): Likewise.
3108 * alpha.c (addition_operation): New.
3109 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
3110 * alpha.md (adddi3): Turn into expander.
3111 (*lda, *adddi_2): New.
3112 (movsf, movdf patterns): Don't preference integer regs.
3113 (movsi, movdi patterns): Don't preference fp regs.
3115 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
3117 * genrecog.c (write_switch): Check for duplicate CODE cases.
3119 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
3121 * ggc-common.c: Update pre-function commentary.
3122 * ggc-page.c: Likewise.
3124 (poison_pages): Use memset directly.
3125 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
3126 (ggc_collect): Poison before sweeping.
3127 * ggc-simple.c: Update pre-function commentary.
3128 (ggc_alloc_obj): Poison non-zeroed memory.
3130 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
3132 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
3133 match format string, even on 64-bit hosts.
3134 * gcc-page.c (ggc_page_print_statistics): Likewise.
3136 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
3138 * config/i386/i386.c (ix86_cpu): Revert last patch.
3139 * config/i386/i386.h (ix86_cpu): Ditto.
3141 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
3143 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
3144 TYPE_SIZE, convert type of result to sizetype.
3146 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
3148 * flow.c (count_or_remove_death_notes): Equate NULL with the
3151 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
3152 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
3155 * i386.c (pic_label_no): Delete.
3156 (ix86_attr_length_default): Don't use single_set to peek
3159 * recog.c (peephole2_optimize): Allow recog_next_insn to index
3160 the first insn after bb->end.
3161 * i386.md (push mem peeps): Scratch is live after evaluation
3163 (cmp mem peep): Similarly.
3165 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
3167 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
3168 * function.c (pad_to_arg_alignment): Add missing braces.
3170 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3172 * alpha/alpha-protos.h (literal_section): Add prototype.
3173 (alpha_need_linkage, alpha_start_function,alpha_end_function):
3176 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
3178 (alpha_start_function, alpha_end_function, float_strings,
3179 alpha_need_linkage): Constify a char*
3181 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
3183 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
3185 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
3187 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
3189 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3191 * flow.c (debug_flow_info): Add prototype.
3193 * gcc.c (main): Likewise.
3195 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
3198 * reload1.c (failed_reload, set_reload_reg): Likewise.
3200 * mips-tfile.c (main): Likewise.
3201 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
3202 with ATTRIBUTE_NORETURN.
3204 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
3206 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
3207 DECL is not a memory ref.
3209 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
3211 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
3212 * config/i386/i386.c (ix86_cpu): Add extern attribute.
3214 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
3216 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
3217 * config/mips/elf64.h: ditto.
3219 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
3221 * expr.c (emit_push_insn): New argument alignment_pad.
3222 Update all callers. Adjust stack pointer based on alignment pad.
3223 * function.c (pad_to_arg_alignment): New argument alignment_pad.
3224 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
3225 (locate_and_pad_parm): New argument alignment_pad. Update all
3227 * expr.h (emit_push_insn): Update prototype.
3228 (locate_and_pad_parm): Update prototype.
3229 * calls.c (arg_data): Add new field alignment_pad.
3230 (initialize_argument_information): Initialize alignment_pad.
3232 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
3234 * except.c (free_eh_nesting_info): Free the info itself.
3235 * function.c (free_after_compilation): Don't free NULL.
3236 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
3237 (pre_edge_insert): Free inserted.
3238 * stmt.c (free_stmt_status): Don't free NULL.
3240 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
3242 * gcov.c (DIR_SEPARATOR): Provide default.
3243 (output_data): Add test for MS-DOS format absolute filename.
3244 (fancy_abort): Correct program name.
3245 (open_files): Open all files in binary mode.
3246 * libgcc2.c (__bb_exit_func): Likewise.
3248 * profile.c (init_branch_prob): Specify binary when opening files.
3250 * flags.h (flag_unwind_tables): New decl.
3251 * toplev.c (flag_unwind_table): New definition.
3252 (f_options): Add -funwind-tables.
3253 (decode_g_option): Clarify warning when unknown -g option is given.
3254 (rest_of_compilation): If inside an inlined external function,
3255 pretend we are just being declared.
3257 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
3258 (dwarf2out_frame_finish): Likewise.
3260 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
3262 * fold-const.c (merge_ranges): If not in0, but in1, handle
3263 upper bounds equal like subset case.
3265 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
3267 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
3268 passed in a register but moved to the stack.
3270 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
3272 * gcc.c (pass_exit_codes, greatest_status): New variables.
3273 (struct option_map): Add entry for "--pass-exit-codes".
3274 (execute): Update greatest_status if error.
3275 (display_help): Add documentation for -pass-exit-codes.
3276 (process_command): Handle -pass-exit-codes.
3277 (main): Look at pass_exit_codes and greatest_status on call to exit.
3279 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3281 * reload.c (find_reloads): Refine test for no input reload
3282 case to not includes reloads emitted after insn.
3284 * function.c (find_temp_slots_from_address): Handle sum involving
3285 a register that points to a temp slot.
3286 (update_temp_slot_address): Make recursive call if both old and
3287 new are PLUS with a common operand.
3288 * calls.c (expand_call): Mark temp slot for result as having
3291 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
3293 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
3294 component as well as "BINUTILS".
3296 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
3297 * integrate.c (copy_rtx_and_substitute): Likewise.
3298 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
3299 All callers changed.
3300 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
3302 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
3303 gdb extensions, write size of type; also be more consistent
3304 in using references when this is a subtype.
3306 * pa.md (extv, extzv, insv): Use define_expand to reject constant
3307 that is out of range.
3309 * loop.c (unknown_constant_address_altered): New variable.
3310 (prescan_loop): Initialize it.
3311 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
3312 (invariant_p, case MEM): Remove handling for volatile and readonly;
3313 check new variable if readonly.
3314 (check_dbra_loop): Chdeck unknown_constant_address_altered.
3316 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
3317 (addr_affects_sp_p): Removed from note_mem_written and only
3318 define #ifdef AUTO_INC_DEC.
3320 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
3322 * regclass.c (record_reg_classes): Properly handle register move
3325 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
3326 Don't think valid if both operands are invalid.
3327 (struct constant_descriptor): New field RTL.
3328 (mark_const_hash_entry): Mark it.
3329 (record_constant{,_rtx}): Initialize it.
3330 (output_constant_def): Allocate RTL in permanent obstack and
3332 ({record,compare}_constant_1): Modes must match for
3333 CONSTRUCTOR of ARRAY_TYPE.
3335 * c-common.h (initializer_constant_valid_p): Delete decl from here.
3336 * output.h (initializer_constant_valid_p): Move decl to here.
3337 * c-common.c (initializer_constant_valid_p): Delete function from here.
3338 * varasm.c (initializer_constant_valid_p): Move function to here.
3340 * tree.h (STRIP_SIGN_NOPS): New macro.
3341 * fold-const.c (optimize_minmax_comparison): New function.
3342 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
3343 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
3344 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
3345 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
3346 widening conversions.
3347 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
3348 to look at size of mode, not precision of type; also add missing cases.
3349 (optimize_bit_field_compare, decode_field_reference): Don't try to
3350 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
3352 * dwarf2out.c (ctype.h): Include.
3353 (dwarf2out_set_demangle_name_func): New function.
3354 (size_of_line_info): Deleted.
3355 (output_line_info): Compute size of line info table from difference
3357 (base_type_die, add_name_attribute): Call demangle function, if any.
3358 (field_byte_offset): Use bits per word for variable length fields.
3359 (gen_array_type_die): Add array name.
3360 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
3361 (dwarf2out_add_library_unit_info): New function.
3363 * explow.c (set_stack_check_libfunc): New function.
3364 (stack_check_libfunc): New static variable.
3365 (probe_stack_range): Allow front-end to set up a libfunc to call.
3367 * combine.c (simplify_comparison): When making comparison in wider
3368 mode, check for having commuted an AND and a SUBREG.
3369 (contains_muldiv): New function.
3370 (try_combine): Call it when dividing a PARALLEL.
3371 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
3372 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
3374 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
3375 use one of the CLOBBERs instead.
3376 (if_then_else_cond): If comparing against zero, just return thing
3379 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
3380 Don't generate shifts and subtract if have conditional arithmetic.
3382 * rtl.h (delete_barrier): New declaration.
3383 * jump.c (jump_optimize): Set up to handle conditional call.
3384 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
3385 (delete_barrier): New function.
3387 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
3389 * recog.c (nonmemory_operand): Accept ADDRESSOF.
3391 * tree.c (build_type_attribute_variant): Push to obstack of
3392 ttype around type_hash_canon call.
3394 * expr.c (placeholder_list): Move decl to file scope.
3395 (expand_expr): Don't force access to volatile just because its
3397 If ignoring reference operations, just expand the operands.
3398 (expand_expr, case COMPONENT_REF): Propagate
3399 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
3400 Refine test for using bitfield operations vs pointer punning.
3401 (expand_expr, case CONVERT_EXPR): If converting to
3402 BLKmode UNION_TYPE from BLKmode, just return inner object.
3403 Use proper mode in store_field call.
3404 Properly set sizes of object to store and total size in store_field
3405 call for convert to union.
3406 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
3407 memory (like for ADDR_EXPR). Also, don't put constant in register if
3408 we'll want it in memory.
3409 (readonly_fields_p): New function.
3410 (expand_expr, case INDIRECT_REF): Call it if LHS.
3411 (expand_assignment): Handle a RESULT_DECL where
3412 DECL_RTL is a PARALLEL.
3413 (do_jump, case WITH_RECORD_EXPR): New case.
3414 (get_inner_reference): Always go inside a CONVERT_EXPR
3415 and NOP_EXPR if both modes are the same.
3416 (store_field): Use bitfield operations if size of bitsize is not same
3417 as size of RHS's type.
3418 Check for bitpos not a multiple of alignment in BLKmode case.
3419 Do block move in largest possible alignment.
3420 (store_constructor): Set BITSIZE to -1 for variable size and properly
3421 in case of array of BLKmode.
3422 (expand_expr_unaligned): New function.
3423 (do_compare_and_jump): Call it.
3425 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
3426 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
3427 does not include 'o'.
3429 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
3430 both SET_DEST and SET_SRC reference a virtual register.
3431 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
3433 * integrate.c (expand_inline_function): Handle case of setting
3434 virtual stack vars register (from built in setjmp); when parameter
3435 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
3436 (subst_constant): Add new parm, MEMONLY.
3437 (expand_inline_function, integrate_parm_decls): Pass new parm.
3438 (integrate_decl_tree): Likewise.
3439 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
3440 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
3441 (copy_rtx_and_substitute, case SET): Add explicit calls to
3442 copy_rtx_and_substitute for both sides.
3444 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
3446 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
3447 within INDEX_TYPE, instead of before.
3448 (fixup_gotos): Use f->target_rtl, not the next insn,
3449 since latter may be from a later fixup.
3450 (expand_value_return): Correctly convert VAL when promoting function
3451 return; support RETURN_REG being a PARALLEL.
3452 (expand_return): When checking for result in regs and having
3453 cleanup, consider PARALLEL in DECL_RTL as being in regs.
3455 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
3457 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
3458 last_nominal_fname): Mark const.
3459 (struct include_hash: name, nshort, control_macro): Mark
3461 (struct macrodef: symnam): Mark const.
3462 (struct if_stack: fname): Mark const.
3463 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
3464 (IStable): New character-syntax array which encompasses all
3465 the old is_foo arrays.
3466 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
3467 is_space): New macros for interrogating IStable.
3468 (check_macro_name): Kill last argument. All callers changed.
3470 * cppinit.c (initialize_char_syntax): Delete.
3471 (is_idchar, is_idstart, is_hor_space, is_space,
3472 trigraph_table): Delete.
3473 (IStable): New. Initialize with clever macros to avoid
3474 information duplication.
3475 (builtin_array): Table of builtins to get rid of explicit list
3476 in initialize_builtins.
3477 (initialize_builtins): Use builtins_array.
3478 (cpp_start_read): Call init_IStable, and set IStable['$'] if
3479 opts->dollars_in_ident.
3481 * cppexp.c: Change all refs to is_xyz[] arrays to use new
3483 (cpp_parse_expr): Avoid 'format string is not constant'
3484 warning. Use ISGRAPH to identify printable chars.
3485 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
3487 (read_and_prescan): Map trigraphs to chars with open-coded
3488 if-else-if-... sequence, not a lookup table.
3489 * cpphash.c: Change all refs to is_xyz[] arrays to use new
3491 * cpplib.c: Change all refs to is_xyz[] arrays to use new
3492 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
3493 (check_macro_name): Remove ability to report an invalid
3494 assertion name, which is never used.
3495 (do_line): Constify a couple of char *'s.
3496 * cppmain.c (main): Call cpp_cleanup before returning.
3498 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
3500 * ggc.h (struct ggc_statistics): New type.
3501 (ggc_get_size): New function.
3502 (ggc_print_statistics): Likewise.
3503 * ggc-common.c (ggc_stats): New variable.
3504 (ggc_mark_rtx_children): Keep statistics.
3505 (ggc_mark_tree_children): Likewise.
3506 (ggc_print_statistics): New function.
3507 * ggc-page.c (struct globals): Add bytes_mapped field.
3508 (alloc_anon): Update it.
3509 (release_pages): Likewise.
3510 (ggc_get_size): New function.
3511 (ggc_page_print_statistics): New function.
3512 * ggc-simple.c (ggc_get_size): New function.
3514 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
3516 * flow.c (propagate_block): When the last reference to a label
3517 before an ADDR_VEC is deleted because the reference is a dead
3518 store, delete the ADDR_VEC.
3520 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
3522 * resource.c (find_free_register): Don't use the frame pointer
3523 if frame_pointer_needed.
3525 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
3527 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
3528 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
3530 * config/i960/i960.c (i960_va_start): New locals base, num.
3531 Use INDIRECT_REF instead of ARRAY_REF on valist.
3532 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
3534 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
3536 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
3538 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
3540 * tree.def (PLACEHOLDER_EXPR): Update comments.
3542 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3544 * c-common.c (check_format_info): Avoid non-literal format string
3545 warnings when `first_arg_num' is zero.
3547 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3549 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
3551 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
3553 * arm.md (casesi_insn): Add a clobber of the condition code
3556 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
3558 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
3559 used by both cc1 and cc1plus.
3561 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
3563 * config/arm/arm.c: Initialise arm_structure_size_boundary to
3564 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
3565 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
3566 to the value 32 if it has not already been defined.
3567 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
3568 Override definition in arm.h with a value of 8.
3570 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
3572 * c-pragma.c (push_alignment): Don't check the return value
3575 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
3577 * sparc.h (ADJUST_COST): Fix thinko.
3579 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
3581 * cccp.c (rescan): Fixed obp pointer handling around call to
3582 check_expand subroutine.
3584 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
3586 * gcse.c (delete_null_pointer_checks): Only record non-null info
3587 for pseudos when examining stores.
3589 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
3590 splitters for these patterns. Use "#" for output templates.
3591 (addsi3_carryin_shift): New pattern.
3593 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
3595 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
3596 of the function return register into a plain REG until
3597 after function inlining is done.
3599 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
3601 * jump.c (jump_optimize_1): If we did cross-jumping, and
3602 the data will matter, rebuild the CFG.
3603 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
3604 not optimizing. Don't run shorten_branches.
3605 * toplev.c (rest_of_compilation): Run shorten_branches after
3608 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
3610 * rtl.h (note_stores): Add additional paramter.
3611 * rtlanal.c (reg_set_p_1): Take additional paramter.
3612 (reg_set_last_1): Likewise.
3613 (reg_set_p): Adjust call to note_stores.
3614 (reg_set_last): Likewise.
3615 (note_stores): Pass data parameter to worker function.
3616 * alias.c (record_set): Take additional parameter.
3617 (init_alias_analysis): Pass it.
3618 * caller-save.c (mark_set_regs): Take additional parameter.
3619 (save_call_clobbered_regs): Pass NULL to note_stores.
3620 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
3622 (record_dead_and_set_regs_1): Likewise.
3623 (reg_dead_at_p_1): Likewise.
3624 (combine_instructions): Adjust calls to note_stores.
3625 (try_combine): Likewise.
3626 (record_dead_insn): Remove.
3627 (record_dead_and_set_regs): Adjust calls to note_stores.
3628 (reg_dead_at_p): Likewise.
3629 * cse.c (invalidate_skipped_set): Take additional parameter.
3630 (cse_check_loop_start): Likewise.
3631 (cse_check_loop_start_value): Remove.
3632 (cse_set_around_loop): Adjust calls to note_stores.
3633 * flow.c (notice_stack_pointer_modification): Take additional
3634 parameter. Remove duplicate declaration.
3635 (record_volatile_insns): Adjust calls to note_stores.
3636 * gcse.c (record_set_info): Take additional parameter.
3637 (record_last_set_info): Likewise.
3638 (invalidate_nonnull_info): Likewise.
3639 (record_set_insn): Remove.
3640 (compute_sets): Adjust calls to note_stores.
3641 (last_set_insn): Remove.
3642 (compute_hash_table): Adjust calls to note_stores.
3643 (insert_insn_end_bb): Likewise.
3644 (delete_null_pointer_checks): Likewise.
3645 * global.c (mark_reg_store): Take additional parameter.
3646 (mark_reg_clobber): Likewise.
3647 (reg_becomes_live): Likewise.
3648 (global_conflicts): Adjust calls to note_stores.
3649 (build_insn_chain): Likewise.
3650 * integrate.c (note_modified_parmregs): Take additional parameter.
3651 (mark_stores): Likewise. Make it static.
3652 (save_for_inline_nocopy): Adjust calls to note_stores.
3653 (try_constants): Likewise.
3654 * integrate.h (mark_stores): Remove declaration.
3655 * jump.c (mark_modified_reg): Take additional parameter.
3656 (thread_jumps): Adjust calls to note_stores.
3657 * local-alloc.c (validate_equiv_mem_from_store): Take additional
3659 (no_equiv): Likewise.
3660 (reg_is_set): Likewise.
3661 (validate_equiv_mem): Adjust calls to note_stores.
3662 (update_equiv_regs): Likewise.
3663 (block_alloc): Likewise.
3664 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
3665 (note_addr_stored): Take additional parameter.
3666 (note_set_pseudo_multiple_uses): Likewise.
3667 (record_initial): Likewise.
3668 (prescan_loop): Adjust calls to note_stores.
3669 (strength_reduce): Likewise.
3670 (check_dbra_loop): Likewise.
3671 * regmove.c (flags_set_1): Take additional paramter.
3672 (mark_flags_life_zones): Adjust calls to note_stores.
3673 * reload1.c (mark_not_eliminable): Take additional parameter.
3674 (forget_old_reloads_1): Likewise.
3675 (reload_cse_invalidate_rtx): Likewise.
3676 (reload_cse_check_clobber): Likewise.
3677 (reload_combine_note_store): Likewise.
3678 (move2add_note_store): Likewise.
3679 (reload): Adjust calls to note_stores.
3680 (reload_as_needed): Likewise.
3681 (emit_reload_insns): Likewise.
3682 (reload_cse_regs_1): Likewise.
3683 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
3684 (reload_combine): Adjust calls to note_stores.
3685 * resource.c (update_live_status): Take additional paramter.
3686 (mark_target_live_regs): Adjust calls to note_stores.
3687 * stupid.c (find_clobbered_regs): Take additional parameter.
3688 (stupid_life_analysis): Adjust calls to note_stores.
3690 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
3692 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
3695 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
3698 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
3699 of the variable arm_structure_size_boundary.
3701 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
3703 * alias.c (init_alias_analysis): Allocate reg_known_value and
3704 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
3706 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
3707 * cse.c (cse_main): Call end_alias_analysis.
3708 * haifa-sched.c (schedule_insns): Likewise.
3709 * local-alloc. (update_equiv_regs): Likewise.
3710 * reload1.c (reload_cse_regs): Likewise.
3712 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
3714 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
3715 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
3716 mapping from MASK_FPU.
3718 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
3720 * sparc.md (call): Don't bound structure return size to 0xfff.
3722 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
3724 * resource.c (mark_target_live_regs): Check that the target
3725 insn wasn't created after compute_bb_for_insn.
3727 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
3729 * ggc-page.c (poison_pages): Don't be overzealous.
3731 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
3733 * alias.c: Update comments for ADDRESS.
3734 (nonlocal_reference_p): Look inside the ADDRESS to determine if
3735 it is a local memory reference.
3737 * c-typeck.c (build_function_call): Check that the built-in
3738 function is of class BUILT_IN_NORMAL before trying to recongize
3740 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
3741 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
3743 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
3745 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
3747 (pre_gcse): Likewise.
3748 (hoist_expr_reaches_here_p): Likewise.
3749 (hoist_code): Likewise.
3750 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
3752 (pre_expr_reaches_here_p_work): ... here.
3753 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
3755 (expr_reaches_here_p_work): ... here.
3757 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
3759 * resource.c (find_basic_block): Delete.
3760 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
3761 (init_resource_info): Call compute_bb_for_insn.
3763 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
3765 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
3766 with already adjacent blocks, but no fallthru.
3767 (merge_blocks_move_successor_nojumps): Simplify.
3768 (debug_flow_info): New.
3770 * toplev.c (rest_of_compilation): Open jump1 dump file before
3771 jump and close after, as opposed to just using dump_rtl.
3773 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3775 * reload.h (earlyclobber_operand_p): Declare.
3776 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
3777 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3778 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
3779 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
3781 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
3782 Richard Henderson <rth@cygnus.com>
3784 * emit-rtl.c (emit_block_insn_before): New.
3785 (emit_block_insn_after): New.
3786 * basic-block.h: Declare them.
3788 * bitmap.h: Protect from multiple inclusion.
3790 * recog.c (scratch_operand): Handle VOIDmode correctly.
3792 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
3794 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
3795 * function.c (assign_parms): Likewise.
3796 * global.c (global_conflicts): Clarify STACK_REGS commentary.
3798 * reg-stack.c (max_uid): Remove.
3799 (blocks, block_begin, block_end, block_drops_in): Remove.
3800 (block_stack_in, block_out_reg_set, block_number): Remove.
3801 (struct block_info_def, BLOCK_INFO): New.
3802 (enum emit_where): New.
3803 (current_block): New.
3804 (BLOCK_NUM): Remove.
3805 (mark_regs_pat, record_label_references): Remove.
3806 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
3808 (goto_block_pat, print_blocks, dump_stack_info): Remove.
3809 (reg_to_stack): Simplified test for existance of fp code. Use
3810 flow.c code. Call shorten_branches after cross-jump opt.
3811 (check_asm_stack_operands): Renamed from record_asm_reg_life.
3812 Return false if the asm doesn't use stack regs. Don't do life
3813 analysis on the asm.
3814 (emit_pop_insn): Replace function pointer arg `when' with
3815 enum `where'. Update all callers.
3816 (change_stack): Likewise. Update basic block end.
3817 (emit_swap_insn): Use current_block->head to limit reverse search
3818 for start of block. Use emit_block_insn_after.
3819 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
3820 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
3821 structure assignment instead of bcopy.
3823 (convert_regs_entry, convert_regs_exit): New.
3824 (convert_regs_1, convert_regs_2): Split out from convert_regs.
3825 Work on basic blocks and the CFG.
3826 (convert_regs): Use them.
3828 * i386.c (output_fix_trunc): Remove code for DImode input operand
3829 not at top-of-stack.
3830 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
3832 (fix_truncdi_1): Allow any mode scratch.
3834 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
3836 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
3837 * linux.h, netbsd.h, vms.h: Not here.
3839 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
3841 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
3842 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
3843 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
3844 CONDITIONAL_REGISTER_USEAGE): Use them.
3845 * config/mips/mips.c (mips_move_1word,mips_move_2words,
3846 gen_conditional_branch,override_options) : Use them.
3847 * config/mips/mips.md : Use them.
3849 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
3851 * i386.md (zero_extendqihi2): Use SImode register name with andl.
3853 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
3855 * integrate.c (function_cannot_inline_p): Don't allow inlining
3858 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3860 * c-parse.in (cast_expr): Constify.
3862 * cccp.c (special_symbol): Likewise.
3864 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
3866 * dwarf2out.c (base_type_die): Likewise.
3868 * global.c (allocno_compare): Likewise.
3870 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
3872 * regclass.c (fix_register): Likewise.
3874 * rtl.h (fix_register): Likewise.
3876 * stupid.c (stupid_reg_compare): Likewise.
3878 * toplev.c (decode_f_option): Likewise.
3880 * tree.c (build_complex_type): Likewise.
3882 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
3884 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
3886 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3888 * reload.c (find_reloads): Compute mode and nregs fields of all
3890 * reload1.c (calculate_needs_all_insns): Simplify a bit.
3891 (calculate_needs): Use precomputed mode/nregs values.
3892 (allocate_reload_reg): Likewise.
3894 (failed_reload, set_reload_reg): ... new functions.
3895 (choose_reload_regs_init): New function, mostly broken out from...
3896 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
3897 Also lose one #if 0 block.
3899 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
3901 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
3904 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
3906 * tree.h (BLOCK_TYPE_TAGS): Remove.
3907 (BLOCK_END_NOTE): Likewise.
3908 (BLOCK_LIVE_RANGE_FLAG): Likewise.
3909 (BLOCK_LIVE_RANGE_START): Likewise.
3910 (BLOCK_LIVE_RANGE_END): Likewise.
3911 (tree_block): Remove live_range_flag, live_range_var_flag, and
3912 type_tags. Remove end_note, live_range_start, and live_range_end.
3913 (remember_end_note): Remove prototype.
3914 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
3915 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
3917 * ggc-common.c (ggc_mark_tree_children): Don't mark
3918 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
3919 * integrate.c (adjust_copied_decl_tree): Remove.
3920 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
3921 * stmt.c (last_block_end_note): Remove.
3922 (init_stmt): Don't add a GC root for it.
3923 (expand_fixup): Don't set it.
3924 (remember_end_note): Remove.
3925 (expand_end_bindings): Don't set last_block_end_note.
3927 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3929 * reload1.c (reload_reg_free_for_value_p): Show
3930 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
3933 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
3935 * expmed.c (extract_bit_field): Allow for the case of non-integer
3936 objects that are smaller than a word (like SFmode on a 64-bit
3939 * loop.c (basic_induction_var): A non-integer variable which is
3940 being set by a paradoxical subreg is probably not a biv.
3942 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
3944 * prefix.c (translate_name) Check for empty prefix string.
3946 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
3948 * Makefile.in (CPP_CROSS_NAME): New variable.
3949 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
3951 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
3952 names of the files to be uninstalled.
3954 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
3956 * collect2.c (IS_DIR_SEPARATOR): Define.
3957 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
3959 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
3962 * haifa-sched.c (add_dependence): Update the true dependency
3963 cache the first time we add a true dependence to the LOG_LINKS chain.
3965 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
3967 * fold-const.c (fold): Fix comment.
3969 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3971 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
3972 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
3973 dbxout_start_new_source_file, dbxout_source_file,
3974 dbxout_source_line, dbxout_finish, dbxout_type_fields,
3975 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
3977 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
3978 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
3979 (dbxout_block): Initialize variable `blocknum'.
3981 * dbxout.h (dbxout_init, dbxout_finish,
3982 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
3983 dbxout_args, dbxout_source_line): Constify a char*.
3985 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
3986 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
3987 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
3988 low_pc_attribute, high_pc_attribute, body_begin_attribute,
3989 body_end_attribute, comp_dir_attribute, sf_names_attribute,
3990 src_info_attribute, mac_info_attribute, producer_attribute,
3991 lookup_filename, generate_macinfo_entry, fundamental_type_code,
3992 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
3993 dwarfout_undef): Constify a char*.
3994 (add_incomplete_type, retry_incomplete_types): Add prototypes.
3996 * dwarfout.h (dwarfout_define, dwarfout_undef,
3997 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
3999 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
4001 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
4002 (MULTILIB_ISA_DEFAULT): New.
4003 (MULTILIB_DEFAULTS): Use it.
4004 * config/mips/mips.c (): Remove the now unnecessary definition
4005 of MIPS_ISA_DEFAULT.
4006 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
4007 unnecessary definition.
4009 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
4011 * arm.md (pic_load_addr): Add constraints to operand 1.
4013 1999-10-25 Bruce Korb <autogen@linuxbox.com>
4015 * fixinc/genfixes: Provide a means for specifying -D options to
4018 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
4020 * arm.c (arm_override_options): Correct initialization of
4021 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
4022 arm_is_strong, and arm_is_6_or_7.
4024 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
4025 (note_set_pseudo_multiple_uses): New function.
4026 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
4027 if a pseudo set in the loop exit is used elsewhere.
4029 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
4031 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
4033 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
4035 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
4036 a single load-address pattern.
4038 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
4040 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
4041 depending on whether or not line-number notes are present.
4043 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4045 * cccp.c (progname, file_buf, default_include, include_file,
4046 macrodef, definition, hashval, wchar_type, user_label_prefix,
4047 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
4048 expand_to_temp_buffer, is_system_include, base_name,
4049 absolute_filename, read_name_map, open_include_file,
4050 record_control_macro, check_precompiled, check_preconditions,
4051 pcfinclude, pass_thru_directive, create_definition,
4052 check_macro_name, comp_def_part, collect_expansion,
4053 check_assertion, read_token_list, assertion_install,
4054 assertion_lookup, eval_if_expression, conditional_skip,
4055 validate_else, skip_quoted_string, quote_string, macarg1,
4056 error_from_errno, install, lookup, hashf, dump_defn_1,
4057 perror_with_name, pfatal_with_name, main, trigraph_pcp,
4058 check_white_space, rescan, handle_directive, monthnames,
4059 special_symbol, do_include, remap_include_file, write_output,
4060 arglist, do_assert, do_unassert, do_line, do_error, do_once,
4061 do_ident, do_sccs, do_xifdef, skip_if_group,
4062 output_line_directive, macroexpand, macarg, change_newlines,
4063 initialize_builtins, make_definition): Constify a char*.
4065 * pcp.h (stringdef): Likewise.
4067 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
4069 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
4072 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
4073 Richard Henderson <rth@cygnus.com>
4075 * alias.c: Include ggc.h.
4076 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
4077 (record_set): Verify enough room in reg_base_value.
4078 (init_alias_analysis): Allocate reg_base_value with xcalloc.
4079 Register it as a GC root.
4080 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
4081 * Makefile.in (alias.o): Depend on ggc.h.
4083 * unroll.c (unroll_loop): Verify the insn before a barrier
4084 is a JUMP_INSN before checking JUMP_LABEL.
4086 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4088 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
4089 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
4090 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
4091 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
4092 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
4093 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
4095 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * output.h (ctors_section, dtors_section, bss_section): Prototype.
4099 * alpha/alpha-interix.h (text_section): Delete prototype.
4100 * alpha/elf.h (text_section): Likewise.
4101 * arm/linux-elf.h (text_section): Likewise.
4102 * arm/linux-telf.h (text_section): Likewise.
4103 * c4x/c4x.h (text_section): Likewise.
4104 * dsp16xx/dsp16xx.h (bss_section): Likewise.
4105 * elfos.h (text_section): Likewise.
4106 * i386/aix386ng.h (text_section): Likewise.
4107 * i386/i386-interix.h (text_section): Likewise.
4108 * i386/sco5.h (text_section): Likewise.
4109 * i386/svr3gas.h (text_section): Likewise.
4110 * nextstep.h (text_section): Likewise.
4111 * psos.h (text_section): Likewise.
4112 * ptx4.h (text_section): Likewise.
4113 * svr3.h (text_section): Likewise.
4114 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
4116 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4118 * final.c (peephole): Delete prototype.
4120 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
4121 (pre_insert_copies): Remove unused variable `bb'.
4123 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
4126 * output.h (peephole): Add prototype.
4128 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
4130 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
4133 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
4135 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
4136 for inlined declarations.
4138 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
4140 * arm.c (logical_binary_operator): New fucntion.
4141 * arm.h (logical_binary_operator): Declare it.
4142 (PREDICATE_CODES): Handle logical_binary_operator.
4143 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
4144 output constraints. Add appropriate splitters.
4145 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
4146 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
4147 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
4149 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4151 * genoutput.c (struct operand_data): New elt eliminable.
4152 (output_operand_data): Write it.
4153 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
4154 (compare_operands): Take it into account.
4155 * recog.h (struct insn_operand_data): New elt eliminable.
4156 * reload1.c (check_eliminable_occurrences, elimination_effects): New
4158 (old_asm_operands_vec, new_asm_operands_vec): Delete.
4159 (eliminate_regs): Move code that detects changes to elimination
4160 target regs into new function elimination_effects.
4161 Delete one #if 0 block.
4162 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
4163 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
4164 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
4165 Only call eliminate_regs for real operands of the insn, not for parts
4166 of its structure or parts matched by things like match_operator.
4167 Use elimination_effects and check_eliminable_occurrences. Use
4168 copy_insn to duplicate the pattern when not in the final pass.
4170 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
4172 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
4175 1999-10-22 Bruce Korb <autogen@linuxbox.com>
4177 * fixinc/README: document the "mach" machine matching test
4178 * fixinc/fixfixes.c: Implement the #else/#endif label fix
4179 * fixinc/fixtests.c: Implement the #else/#endif label test
4180 * fixinc/inclhack.def: utilize these tests and fixes
4181 * fixinc/inclhack.sh: regen
4182 * fixinc/fixincl.x: regen
4183 * fixinc/fixincl.sh: regen
4185 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
4187 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
4190 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
4192 * gcc.1: Document exit codes.
4194 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4196 * calls.c: Include tm_p.h later, so everything we need is defined.
4198 * function.c: Likewise.
4200 * except.c: Include tm_p.h.
4202 * sparc.c: Likewise.
4203 (dwarf2out_cfi_label): Don't prototype.
4204 (check_return_regs, epilogue_renumber,
4205 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
4206 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
4207 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
4208 ultra_schedule_insn): Add static prototype.
4209 (data_segment_operand, text_segment_operand): Call itself with the
4210 proper number of arguments.
4211 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
4213 * sparc.h: Move all declarations to sparc-protos.h.
4214 (SELECT_RTX_SECTION): Pass a missing MODE argument to
4217 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
4219 * config/svr4.h (text_section, ctors_section, dtors_section): Add
4221 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
4222 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
4223 ASM_OUTPUT_ASCII): Constify a char*.
4225 * sparc-protos.h: New file for sparc prototypes.
4227 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4229 * function.c (record_insns, contains): Always declare and define.
4230 (record_insns): Mark with ATTRIBUTE_UNUSED.
4232 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
4234 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
4235 to .section when outputting a .bss section to deal with multiple
4236 .bss input sections (as happens with -fdata-sections)
4237 Also output %progbits, not @progbits so the assembler doesn't treat as
4239 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
4241 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
4242 thumb parts even when building with non-thumb CPUs, by forcing
4245 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
4247 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
4248 (movdf_const_intreg_sp64): Similarly.
4250 * local-alloc.c (update_equiv_regs): Check the correct insn
4251 for pre-existing REG_EQUIV notes.
4253 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
4255 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
4256 block reached by a branch if we're not going to actually process
4259 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
4261 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
4262 a local extern function declaration.
4264 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
4266 * i386.c (ix86_expand_prologue): Properly wrap USE around
4267 reg for CALL_INSN_FUNCTION_USAGE.
4269 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
4271 * config/mips/mips.md (movdf_internal1a): Allow floating-point
4272 move between GP_REGs.
4274 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
4276 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
4277 the mode size when finding out if an offset is legal.
4279 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
4281 * basic-block.h (PROP_*): Move constants from ...
4283 (compute_bb_for_insn): Free the array before reallocating.
4284 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
4285 (allocate_reg_life_data): Reset all reg variables collected by
4287 (get_block_head_tail): Don't convert from bb to block.
4288 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
4289 (find_insn_reg_weight): Take block not bb.
4290 (schedule_block): Don't set block num for moved insns.
4291 (schedule_region): Don't update_life_info or find_insn_reg_weight.
4292 (schedule_insns): Do it here instead.
4293 * combine.c (combine_instructions): Invoke compute_bb_for_insn
4294 before update_life_info.
4295 * recog.c (split_all_insns, peephole2_optimize): Update for
4296 new arg to update_life_info.
4297 * rtlanal.c (remove_note): Cope with NULL note.
4298 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
4301 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
4303 * jump.c (jump_optimize_1): More accurately detect casesi insns.
4305 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
4306 block records so that merge_blocks_nomove will clean up correctly.
4307 (split_edge): Handle casesi insns.
4309 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
4311 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
4313 * pa.md (call, call_value): Do not emit a blockage after restoring
4316 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
4318 * c-typeck.c (c_expand_asm_operands): Fix typo.
4320 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4322 * arm.c (fpu_rhs_operand): Verify modes.
4323 (fpu_add_operand): Likewise.
4324 (di_operand): Likewise.
4325 (soft_df_operand): Likewise.
4327 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
4329 * arm.c (arm_return_in_memory): APCS rules state that the elements
4330 of a structure returned in a register must be 'integer-like'.
4332 1999-10-19 Bruce Korb <autogen@linuxbox.com>
4334 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
4335 in the source tree when the generated targets are out of date
4336 * fixinc/genfixes: Alter it to run individual fixes for make.
4337 * fixinc/README: rewrite
4338 * fixinc/inclhack.def: moved initial comments to README
4340 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
4342 * toplev.c (main): Do not generate an error message if an
4343 unrecognised command line switch is recognisable by another
4344 language. If extra_warnings are enabled, then generate a
4345 warning message instead.
4347 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
4349 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
4350 (insert_pack_attributes): Delete prototype.
4352 * c-pragma.c (default_alignment): New static variable.
4353 (push_alignment): Initialize to current effective alignment.
4354 (pop_alignment): Use to set new alignment.
4355 (insert_pack_attributes): Delete function.
4356 (handle_pragma_token): Set default_alignment as well each time
4357 a #pragma pack(<n>) is encountered.
4359 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
4361 * reg-stack.c (stack_result): Aggregates are not returned in
4364 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
4366 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
4368 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
4370 * basic-block.h (set_block_num): Declare.
4371 * flow.c (update_life_info): Don't call compute_bb_for_insn
4372 or free_basic_block_vars.
4373 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
4374 (insn_orig_block): Remove.
4375 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
4376 (schedule_block): Keep BLOCK_NUM up-to-date.
4377 (schedule_insns): Use compute_bb_for_insn.
4378 * recog.c (split_all_insns): Likewise.
4379 (peephole2_optimize): Likewise.
4381 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
4383 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
4384 if the pic register is used.
4386 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4388 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
4389 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
4390 if that tests TREE_PERMANENT.
4392 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
4394 * cse.c (invalidate_for_call): Do not remove memory references from
4395 the table here. It's handled elsewhere.
4397 * haifa-sched.c (add_dependence): Protect references to the
4398 true dependency cache with #ifdef INSN_SCHEDULING.
4399 (remove_dependence): Similarly.
4401 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
4402 to the cfg code that this is a return instruction.
4403 * mn10300.md (return_internal): Similarly.
4405 * combine.c (get_last_value): If the last set of a register
4406 is after subst_low_cuid, then we can not use it to determine
4407 the register's last value.
4409 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4411 * Makefile.in: Back out previous change.
4413 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
4415 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
4417 * haifa-sched.c (add_dependence): Only check/update the cache
4419 (remove_dependence): Likewise.
4420 (schedule_insns): Only create the true_dependency_cache if the
4421 average number of instructions in a basic block is very large.
4423 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
4425 * Makefile.in (ggc-common.o): Depend on genrtl.h.
4426 (ggc-simple.o): Likewise.
4427 (ggc-page.o): Likewise.
4429 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
4431 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
4432 Prototype for exported functions.
4433 (pre_lcm, pre_rev_lcm): Remove prototypes.
4434 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
4435 (compute_available): Move to lcm.c, and change parameter order.
4436 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
4437 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
4438 (gcse_main): No longer call compute_preds_succs. Rebuild the
4439 set table after reach pre pass.
4440 (pre_insert_map, pre_delete_map, edge_list): New.
4441 (alloc_pre_mem): Allocate edge vectors.
4442 (free_pre_mem): Delete edge vectors.
4443 (compute_pre_data): Call new edge based lcm routines.
4444 (process_insert_insn): New function.
4445 (insert_insn_end_bb): Use it.
4446 (pre_edge_insert): New function.
4447 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
4449 (pre_insert_copies): Revamp using new edge based lcm outputs.
4450 (pre_delete): Likewise.
4451 (one_pre_gcse_pass): Insert & remove fake edges to the exit
4453 (compute_code_hoist_vbeinout): New new edge based routines.
4454 * lcm.c: Remove all the old LCM functions. Replace with new ones
4455 that work with the new cfg datastructures and work with edges
4458 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4460 * reload.h (struct reload): Add new fields "mode" and "nregs".
4461 * reload1.c: Change all occurrences of reload_mode and reload_nregs
4462 to reference the "mode" and "nregs" field within struct reload.
4464 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
4466 * haifa-sched.c (true_dependency_cache): New.
4467 (add_dependence): Use the true dependency cache to avoid expensive
4468 walks down the LOG_LINKS dependency list. Add entries to the
4470 (remove_dependence): Remove entries from the true dependency cache
4472 (schedule_insns): Allocate and initialize and free the true
4475 * haifa-sched.c (schedule_insns): Do not remove inter-block
4476 dependencies anymore.
4478 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
4480 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
4481 * i386/t-winnt: Likewise.
4483 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
4485 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
4487 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
4489 * Makefile.in (LANGUAGES): Omit "proto".
4490 (clean): Remove stale comment about removing unprotoize.c.
4492 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4494 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
4495 using arithmetic on void pointers.
4497 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
4499 * haifa-sched.c (compute_block_forward_dependencies): Only check
4500 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
4502 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
4504 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
4505 (expr_equiv_p): Reject memories with different alias sets.
4507 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
4509 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
4510 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
4511 (f_options): Add "bounded-pointers" and "bounds-check" entries.
4512 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
4513 (lang_init): Set default for flag_bounds_check if still "unspecified".
4515 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4517 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
4519 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4521 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
4524 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4526 * config/c4x/c4x.md (*db_noclobber,
4527 *decrement_and_branch_until_zero_noclobber): New patterns and
4528 associated splitters.
4530 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4532 * config/c4x/c4x.md (parallel instruction patterns): Rework
4533 constraints to keep reload happy.
4535 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4537 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
4538 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
4539 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
4540 Add new patterns and associated post-reload splitters.
4542 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4544 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
4546 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4548 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
4550 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
4552 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4554 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
4557 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
4559 * pa.c (move_operand): Rely on memory_address_p to determine the
4560 validity of non-indexed memory addresses.
4561 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
4562 operand in DFmode and SFmode when generating PA2.0 code.
4564 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
4566 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
4568 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
4570 * mips.c (function_prologue): Fix argument types.
4571 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
4572 (casesi_internal): Write to the scratch register.
4574 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
4576 * cppexp.c (cpp_parse_escape): Make static. Change second arg
4578 (parse_charconst): Delete unnecessary cast when calling
4580 (cpplib.h): Kill prototype of cpp_parse_escape.
4582 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
4584 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
4585 * unroll.c (unroll_loop): Cast return value of alloca.
4586 * i370/i370.c: Include function.h and toplev.h.
4587 (i370_label_scan): Remove c++ commented abort.
4588 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
4589 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
4590 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
4591 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
4593 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
4595 * config/t-freebsd: Do not override USER_H.
4596 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
4598 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
4599 Mumit Khan <khan@xraylith.wisc.edu>
4601 * c-parse.in (component_decl): Support anonymous struct/union.
4603 * c-parse.y: Regenerate.
4604 * c-parse.c: Likewise.
4605 * objc/objc-parse.y: Likewise.
4606 * objc/objc-parse.c: Likewise.
4607 * c-decl.c (finish_struct): Don't sort the fields.
4608 (field_decl_cmp): Delete unused function.
4610 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
4612 * sparc.md (movsf_const_intreg): Revert last constraint change.
4613 (movdf_const_intreg_sp32): Likewise.
4615 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
4617 * cse.c: Include hashtab.h instead of splay-tree.h
4618 (struct cse_reg_info): No longer use variant union. Add new
4619 field "regno". All references changed to avoid union.
4620 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
4621 (free_cse_reg_info): Remove.
4622 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
4623 (get_cse_reg_info): Revamp to use expandable hash tables instead
4624 of splay trees. Initialize new fields in cse_reg_info structure.
4625 (new_basic_block): Similarly.
4627 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
4629 * genrecog.c (message_with_line): Prototype.
4630 (validate_pattern): Pass along the set for the dest, not a flag.
4631 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
4632 Check for PC/CC0 as sources.
4633 (nodes_identical): Check for children position match before
4634 allowing the combination.
4636 * rtl.c (read_rtx): Track line number across \\\n.
4638 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
4640 * mips.h (SPECIAL_MODE_PREDICATES): New.
4641 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
4642 (movdi+1, movsi+1): Add output reload constraint.
4643 (casesi_internal): Likewise. Fix commentary.
4644 (return_internal): Use pmode_register_operand.
4646 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
4648 * 1750a.md (movstrqi): Add missing output reload constraint.
4649 (call_value): Likewise.
4650 * a29k.md (cpxxx patterns): Add missing match_operator mode.
4651 (jmpfdec): Add missing inout reload constraint.
4652 * elxsi.md (addsi patterns): Add missing output reload constraint.
4653 (move from sp): Use @ alternates.
4654 (call_value): No constraint on output.
4655 * fr30.md (movsi_pop): Add missing output reload constraint.
4656 (movsf_constant_store): Likewise.
4657 (splits): Remove constraints.
4658 (subsi3): Add missing mode.
4659 * i370.md (cmpstrsi+1): Add missing output reload constraint.
4660 (call_value): Likewise.
4661 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
4662 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
4663 * m32r.md (movsicc_internal): Add output reload constraint.
4664 (movstrsi_internal): Add inout reload constraints.
4665 * m88k.h (reg_names): Don't declare.
4666 (SPECIAL_MODE_PREDICATES): New.
4667 * m88k.md (*): Use register_operand not reg_or_0_operand
4669 * mn10200.h (PREDICATE_CODES): New.
4670 * ns32k.md (ffs pattern): Add output reload constraint.
4671 * pdp11.md (sob pattern): Add inout reload constraint.
4672 * sh.md (splits): Remove constraints.
4673 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
4674 * v850.md (pattern_is_ok_for_epilogue): Likewise.
4675 * vax.md (jgequ pattern): Add inout reload constraint.
4677 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
4679 * configure.in (djgpp): Revert previous patch.
4680 * configure: Rebuit.
4681 * config/i386/djgpp.h: Revert previous patch.
4683 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
4685 * fixinc/inclhack.def: Restore patch lost during last merge of
4686 "no_bogosity" branch.
4687 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
4689 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
4691 * fixincludes: Add a HPUX 11 fix for inttypes.h.
4692 * fixinc/inclhack.def: Same.
4693 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
4695 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
4697 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
4698 as the base of a PLUS.
4700 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4702 * config/c4x/c4x.md: Define mode for remaining unspec operators.
4703 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
4705 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
4707 * pa.md (post_stw+1): Use pmode_register_operand.
4708 (dcacheflush, icacheflush): Likewise.
4710 * i386.md (movstricthi_1): Allow r/r.
4712 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
4714 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
4715 to (not (and (arg0) (arg1))). Similary for and.
4717 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
4718 fallthrough to associate code.
4719 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
4722 * combine.c (simplify_logical): Convert XOR to IOR if operands have
4723 no bits in common; remove XOR to ROTATE conversion.
4725 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4727 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
4729 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4731 * config/c4x/c4x.c (dst_operand): New.
4732 (PREDICATE_CODES): Update.
4733 * config/c4x/c4x.h (dst_operand): Declare it.
4734 * config/c4x/c4x.md: Define mode for each unspec usage.
4735 (move patterns): Use dst_operand predicate instead of src_operand.
4736 (movqi_update, movqf_update): Delete.
4738 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
4740 * recog.c (pmode_register_operand): New.
4741 * recog.h: Declare it.
4742 * genrecog.c (pred_codes): Likewise.
4743 (special_mode_pred_table): Likewise.
4744 (validate_pattern): Don't warn no mode for address_operand.
4746 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
4747 if the operand is not insn-like.
4749 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
4750 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
4752 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
4754 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
4756 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
4757 instead of general_operand in a SET_DEST. Use const_double_operand
4758 instead of an explicit test against CONST_DOUBLE.
4759 (movsf_const_lo): Add missing register mode.
4760 (goto_handler_and_restore): Add auxiliary test for Pmode.
4761 (flush): Adjust to use address_operand.
4762 (return_sf_no_fpu): Add missing output constraint.
4764 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
4766 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
4767 for call return value.
4768 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
4770 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
4772 * toplev.c (main): Only warn about options for other languages.
4773 * collect2.c (main): Pass -w to sub-gcc.
4775 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
4777 * flow.c (propagate_block): Add call-clobbered registers to
4780 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
4781 zapping mem_set_list.
4782 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
4783 (mark_set_1, mark_used_regs): Likewise.
4785 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
4787 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
4789 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
4791 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
4792 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
4793 options. Also add a new item "C-only Warning Options" to the
4796 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
4798 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
4799 from multiple calls.
4801 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
4803 * i386.md (call value patterns): Move to the end of the file.
4804 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
4806 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
4808 * configure.in (djgpp configuration): Define extra_objects..
4809 * configure: Rebuilt.
4810 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
4811 (DTORS_SECTION_ASM_OP): Define.
4812 (INIT_SECTION_ASM_OP): Define.
4813 (FINI_SECTION_ASM_OP): Define.
4814 (DATA_SECTION_ASM_OP): Define.
4815 (TEXT_SECTION_ASM_OP): Define.
4816 (EH_FRAME_SECTION_ASM_OP): Define.
4817 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
4818 (STARTFILE_SPEC): Add crtbegin.o.
4819 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
4820 to here from LINK_COMMAND_SPEC.
4821 (DO_GLOBAL_CTORS_BODY): Define.
4822 (CRTSTUFF_USE_FINI_SECTION): Define
4823 (HAS_INIT_SECTION): Delete.
4825 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
4827 * Makefile.in (all.cross): Depend on xcpp$(exeext).
4829 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
4831 * pa.h (PREDICATE_CODES): New.
4833 * genrecog.c (validate_pattern): Condense the destination
4836 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
4838 * alpha.md (call-1): Supply missing mode for operator.
4839 (*): Add missing output reload constraints. Remove constraints
4842 * i386.h (SPECIAL_MODE_PREDICATES): New.
4843 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
4844 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
4845 (addsi_lea_3): Add missing mode for op 3.
4846 (prologue_set_got, prologue_get_pc): Add missing modes.
4847 (*) Add missing output reload constraints.
4849 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
4851 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
4852 check for member bit-size overflow and use var_size if it occurs.
4853 (layout_record): Use bitsize_int() to define the type size in bits.
4854 Likewise for computation and assignment to DECL_FIELD_BITPOS.
4855 (layout_decl): Likewise when assigning to DECL_SIZE.
4857 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
4859 * genrecog.c (validate_pattern): Typo last change. Verify
4860 that output operands have output reloads.
4862 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
4864 * genrecog.c (special_mode_pred_table): New.
4865 (NUM_SPECIAL_MODE_PREDS): New.
4866 (find_operand): New.
4867 (validate_pattern): New argument `insn'. Warn for assignment to
4868 any predicate accepting non-lvalues. Conditionaly warn for
4869 match_operand without a mode. Try much harder to match source
4870 and destination modes on a set.
4871 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
4873 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
4875 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
4877 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
4879 * combine.c (simplify_logical): Recognize xor pattern that encodes
4882 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
4884 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
4887 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
4889 * ggc-page.c (MAP_FAILED): Provide default.
4891 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
4893 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
4894 * sparc.h (PREDICATE_CODES): Update.
4896 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
4898 * alpha.c (some_ni_operand): New.
4899 * alpha-protos.h: Declare it.
4900 * alpha.h (PREDICATE_CODES): Update.
4901 * alpha.md (sXaddq reload insns): Use some_ni_operand
4902 for SET_DEST instead of some_operand.
4904 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
4905 Jim Wilson <wilson@cygnus.com>
4907 * genrecog.c (maybe_both_true_2): Don't compare modes of
4909 (process_tree): Elide peephole2_insns. Invoke simplify_tests
4910 after find_afterward.
4911 (debug_decision_1): Dump next and afterward codes.
4913 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
4915 * rtl.c (dump_and_abort): Remove.
4916 (fatal_with_file_and_line): New.
4917 (fatal_expected_char): New.
4918 (read_rtx_lineno, read_rtx_filename): New.
4919 (read_skip_spaces): Track line number.
4920 (read_name): Use fatal_with_file_and_line.
4921 (read_rtx): Use fatal_expected_char. Track line number.
4922 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
4924 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
4925 if it isn't a CODE_LABEL.
4927 * genattr.c (main): Set read_rtx_filename.
4928 * genattrtab.c (main): Likewise.
4929 * gencodes.c (main): Likewise.
4930 * genconfig.c (main): Likewise.
4931 * genemit.c (main): Likewise.
4932 * genextract.c (main): Likewise.
4933 * genflags.c (main): Likewise.
4934 * genopinit.c (main): Likewise.
4935 * genoutput.c (main): Likewise.
4936 * genpeep.c (main): Likewise.
4938 * genrecog.c (decision_test.u.insn): Add `lineno'.
4939 (pattern_lineno, error_count): New variables.
4940 (message_with_line): New.
4941 (add_to_sequence): Break out checking code to ...
4942 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
4943 (merge_insn): Use message_with_line.
4944 (make_insn_sequence): Use validate_pattern. Record insn lineno.
4945 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
4947 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
4949 * expr.c (store_constructor): Clear union if constructor is empty.
4951 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
4953 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
4954 Add !endian checks. Change %{...} to %(...).
4956 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
4958 * i386.md (*addsi3_cc): Renamed from addcsi3.
4959 (*addsi3_carry): Renamed from addxsi3.
4960 (*subsi3_cc): Renamed from subcsi3.
4961 (*subsi3_carry): Renamed from subxsi3.
4962 (*xorqi_cc_1): Renamed from xorcqi_1.
4963 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
4964 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
4966 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
4968 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
4969 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
4971 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
4973 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
4974 climb up the chain of insns.
4976 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
4978 * genrecog.c (write_subroutine): Careful for null trees.
4979 (process_tree): Don't elide empty functions.
4981 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
4983 * Makefile.in (genrtl.o): Depend on ggc.h.
4984 * configure.in (valloc): Probe for it.
4985 (with-gc): Use ggc-page if valloc present.
4986 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
4987 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
4988 (ggc_alloc_string): Moved from ggc-page.c.
4989 * ggc-none.c (ggc_alloc_obj): New.
4990 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
4991 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
4992 (struct globals): Likewise for dev_zero_fd.
4993 (init_ggc): Likewise for it's initialization.
4994 (ggc_allocated_p): Move careful dereference from ...
4995 (ggc_lookup_page_table): ... here. Delete.
4996 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
4997 (alloc_anon): Use valloc if no mmap.
4998 (release_pages): Use free if using valloc.
4999 (ggc_alloc_obj): Renamed from alloc_obj.
5000 (ggc_set_mark): Renamed from mark_obj.
5001 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
5002 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
5003 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
5004 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
5005 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
5006 (ggc_collect): Use fp printing instead of our own rounding.
5007 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
5008 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
5009 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
5010 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
5011 (struct ggc_string, struct ggc_any): Delete.
5012 (offsetof): Provide default definition.
5013 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
5015 (struct ggc_mem): New, from corpse of ggc_any.
5016 (struct ggc_status): Delete.
5017 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
5018 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
5019 (n_strings_collected, n_anys_collected): Delete.
5020 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
5021 (ggc_alloc_string, ggc_alloc): Delete.
5022 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
5023 (ggc_free_string, ggc_free_any): Delete.
5024 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
5025 (ggc_compare_addresses, ggc_mark_string): Delete.
5026 (ggc_mark_string_if_gcable, ggc_mark): Delete.
5027 (search_data): Delete.
5028 (struct globals): New.
5029 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
5030 (tree_insert, tree_lookup): New.
5031 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
5032 (clear_marks, sweep_objs): New.
5033 (ggc_collect): Gut. Use clear_marks, sweep_objs.
5034 (init_ggc): Set allocated_last_gc.
5035 (ggc_push_context): Gut. Use G.context.
5036 (ggc_pop_context): Likewise.
5037 (ggc_pop_context_1): New.
5038 (debug_ggc_tree): New.
5039 (debug_ggc_balance, tally_leaves): New.
5040 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
5041 (ggc_mark_string_if_gcable): Remove decl.
5042 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
5043 (ggc_mark_rtvec_children): New.
5044 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
5045 (ggc_mark_if_gcable): New decl.
5046 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
5047 (ggc_alloc_tree, ggc_alloc): Likewise.
5048 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
5049 (ggc_alloc_obj): New decl.
5050 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
5051 (ggc_alloc_tree, ggc_alloc): Likewise.
5052 (ggc_set_mark): New decl.
5053 * rtl.h (struct rtx_def): Remove gc_mark.
5054 (struct rtvec_def): Likewise.
5055 * tree.h (struct tree_common): Likewise.
5057 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
5059 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
5060 float_format and thread_file definitions.
5061 * configure: Rebuilt.
5063 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
5065 * extend.texi (Function Names): Document types of function names.
5067 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5069 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
5070 an earlyclobbered output conflict with RELOAD_INPUT reloads.
5072 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5074 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
5076 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5078 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
5080 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
5082 * collect2.c (main): Do prelimnary link on AIX if rflag.
5084 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5086 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
5087 __CTOR_LIST__ in opposite order, which is the correct order for sorted
5089 (__do_global_dtors): similarly for __DTOR_LIST__.
5091 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5092 Diego Novillo <dnovillo@cygnus.com>
5094 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
5097 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
5099 * fixincl/*: Merged "no_bogosity" branch
5100 * fixincl/fixlib.h: protect against doubly defining t_bool
5101 * fixincl/server.h: protect against doubly defining t_bool
5103 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
5105 * genoutput.c: Include toplev.h.
5107 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
5109 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
5111 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
5112 * configure: Regenerate.
5114 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
5116 * gcse.c (delete_null_pointer_checks): Returns void.
5118 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5120 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
5121 * emit-rtl.c (copy_insn_1): Likewise.
5123 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5125 * config/mips/mips.c (mips_build_va_list): Correct
5126 TREE_CHAIN setting when hard-float.
5127 (mips_va_start): Use corrected setting.
5128 (mips_va_arg): Likewise. Also pass a tree to build of
5129 POSTINCREMENT_EXPR rather than a naked 'int'.
5131 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
5133 * ggc.h (ggc_push_context): Fix comment.
5134 (ggc_pop_context): Likewise.
5135 (mark_string_if_gcable): Likewise.
5136 * ggc-common.c (ggc_mark_rtx_children): Use
5137 ggc_mark_string_if_gcable.
5138 * ggc-page.c (ggc_lookup_page_table): New function.
5139 (ggc_allocated_p): Likewise.
5140 (mark_obj): Fix formatting.
5141 (ggc_mark_string_if_gcable): New function.
5142 * ggc-simple.c (ggc_allocated_strings): New variable.
5143 (ggc_strings_used): Likewise.
5144 (ggc_compare_addresses): New function.
5145 (ggc_pop_context): Pop the `any' memory too.
5146 (ggc_mark_string_if_gcable): New function.
5147 (ggc_collect): Initialize and tear down ggc_allocated_strings.
5149 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
5151 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
5152 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
5153 * rs6000.c (expand_block_move): Match movstrsi_?reg register
5156 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
5158 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
5159 (sched_reg_live_length, sched_reg_basic_block): Delete.
5160 (current_block_num, bb_live_regs, old_live_regs): Delete.
5161 (dead_notes, struct sometimes): Delete.
5162 (sched_note_set, birthing_insn_p): Delete.
5163 (adjust_priority): Gut useless reg lifetime code.
5164 (create_reg_dead_note, attach_deaths): Delete.
5165 (attach_deaths_insn, new_sometimes_live): Delete.
5166 (finish_sometimes_live): Delete.
5167 (find_pre_sched_live, find_post_sched_live): Delete.
5168 (update_reg_usage): Delete.
5169 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
5170 (schedule_insns): Delete reg lifetime code.
5171 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
5172 (unlink_other_notes): Adjust REG_NOTE commentary.
5173 (reemit_notes): Use REG_SAVE_NOTE.
5174 (schedule_block): Likewise.
5175 (schedule_region): Allocate bitmap of blocks in region. Use
5176 count_or_remove_death_notes. Use update_life_info.
5178 * rtl.h (REG_SAVE_NOTE): New.
5179 * rtl.c (reg_note_name): Update.
5181 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
5183 * combine.c (refresh_blocks, need_refresh): New.
5184 (combine_instructions): Allocate refresh_blocks. Invoke
5185 update_life_info if needed.
5186 (distribute_notes): Mark refresh_blocks instead of installing
5188 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
5189 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
5191 * Makefile.in (recog.o): Depend on basic-block.h.
5193 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
5195 * genrecog.c (add_to_sequence): Thinko last change: delete
5196 shadowing allow_const_int variable.
5198 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5200 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
5201 __GNUC__ and __GNUC_MINOR__.
5203 * gansidecl.h: Likewise.
5209 * toplev.h: Likewise.
5215 * varray.c: Likewise.
5217 * varray.h: Likewise.
5219 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5221 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
5222 use one before a jump table.
5224 * rtl.def (ADDRESS): Change documentation to match reality.
5225 * md.texi: Don't document it.
5226 * gmicro.md (load address pattern): Use 'p' constraint, delete use
5229 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
5231 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
5233 * genrecog.c (add_to_sequence): Move allow_const_int test outside
5234 known predicate block; default allow_const_int true.
5235 (debug_decision_list): New.
5237 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
5239 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
5241 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
5243 * gcse.c (gcse_main): Avoid global optimizations if we have a
5244 large number of basic blocks and the ratio of edges to blocks
5246 (delete_null_pointer_checks): Likewise.
5248 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
5250 * c-common.c (check_format_info): Warn if format string isn't a
5253 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
5255 * configure.in (arm*-*-*): Don't let autoconf remove brackets
5256 * configure: regenerate
5258 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
5260 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
5261 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
5262 (peepholes): Re-enable.
5264 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
5266 * Makefile.in (flow.o): Depend on TREE_H.
5267 * basic-block.h (REG_SET_EQUAL_P): New.
5270 (free_regset_vector): Remove declaration.
5271 (flow_delete_insn_chain): Declare.
5272 (enum update_life_extent): New.
5273 (update_life_info, count_or_remove_death_notes): Declare.
5274 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
5275 Verify register live at bb->global_live_at_start before adding USE.
5276 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
5277 (CLEAN_ALLOCA): New.
5279 (PROP_*): New flags.
5280 (find_basic_blocks_1): Use alloc_EXPR_LIST.
5281 (clear_edges): Zero n_edges.
5282 (make_edge): Increment n_edges.
5283 (split_edge): Don't allocate bb->local_set. Increment n_edges.
5284 (flow_delete_insn_chain): Export.
5285 (delete_block): Decrement n_edges.
5286 (merge_blocks_nomove): Likewise.
5287 (life_analysis): Give life_analysis_1 PROP flags.
5288 (verify_wide_reg_1, verify_wide_reg): New.
5289 (verify_local_live_at_start): New.
5290 (update_life_info): Rewrite to call into propogate_block.
5292 (mark_regs_live_at_end): After reload, if epilogue as rtl,
5293 always mark stack pointer. Conditionally mark PIC register.
5294 After reload, mark call-saved registers, return regsiters.
5295 (life_analysis_1): Accept PROP flags not remove_dead_code.
5296 Call mark_regs_live_at_end before zeroing regs_ever_live.
5297 Use calculate_global_regs_live. Copy global_live_at_end before
5298 calling final propagate_block. Zero reg_next_use on exit.
5299 (calculate_global_regs_live): New.
5300 (allocate_bb_life_data): Don't allocate bb->local_set.
5301 (init_regset_vector, free_regset_vector): Remove.
5302 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
5303 Test flags before every operation. Warn if prologue/epilogue insn
5304 would have been deleted.
5305 (mark_set_regs, mark_set_1): Accept and use FLAGS.
5306 Use alloc_EXPR_LIST.
5307 (mark_used_regs): Accept and use FLAGS, not FINAL.
5308 Remove special handling for RETURN.
5309 (try_pre_increment): Use alloc_EXPR_LIST.
5310 (dump_flow_info): Dump n_edges.
5311 (unlink_insn_chain, split_hard_reg_notes): Remove.
5312 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
5313 (find_insn_with_note, new_insn_dead_notes): Remove.
5314 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
5315 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
5316 (replace_insns): Remove.
5317 (count_or_remove_death_notes): New.
5318 (verify_flow_info): Abort on error after all checks.
5319 (remove_edge): Decrement n_edges.
5320 (remove_fake_edges): Tweek format.
5321 * haifa-sched.c (schedule_insns): Use split_all_insns.
5322 * output.h (update_life_info): Remove declaration.
5323 * recog.c (split_all_insns): From the corpse of split_block_insns,
5324 do the whole function block by block. Use update_life_info.
5325 (recog_last_allowed_insn): New.
5326 (recog_next_insn): Mind it.
5327 (peephole2_optimize): Set it. Walk backwards through blocks.
5328 Use update_life_info.
5329 * rtl.h (update_flow_info, replace_insns): Remove declarations.
5330 (split_all_insns): Declare.
5331 * toplev.c (rest_of_compilation): Thread prologue before flow2.
5332 Use split_all_insns.
5334 * i386.md (or -1 peep2s): Disable.
5336 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
5338 * config/mips/mips.md (movstrsi+[123]) : Combine these into
5339 a single pattern. Scrap the 'd' versions as unnecessary.
5341 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
5342 tablejump_mips162,tablejump_internal4): The operands to a
5343 label_ref must be VOIDmode.
5345 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5347 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
5349 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5351 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
5353 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
5355 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
5356 cache every function if ggc_p.
5358 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5360 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
5361 instead of copy_rtx. Accept sequences that contain asm statements.
5362 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
5363 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
5364 orig_asm_operands_vector, copy_asm_operands_vector,
5365 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
5367 * rtl.h (copy_insn, copy_insn_1): Declare.
5369 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5371 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
5373 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
5374 arguments to `current_file_function_operand'.
5376 * genrecog.c: Include hard-reg-set.h and resource.h in the
5377 generated output file.
5379 * real.c: Include tm_p.h.
5381 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5383 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
5386 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
5388 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
5389 before the fctiwz insn.
5391 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5392 Mark Mitchell <mark@codesourcery.com>
5394 * tree.c (make_lang_type_fn): New funtion pointer.
5395 (make_lang_type): Call it.
5396 * tree.h (make_lang_type): Declare.
5397 (make_lang_type_fn): Likewise.
5398 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
5400 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
5402 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
5403 make sure that HIGH instructions are copied into BASE_REGS.
5405 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
5407 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
5409 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
5411 * c-decl.c (finish_struct): Use simpler method of
5412 removing elements of a singly-linked list.
5414 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
5416 * alpha.md (peephole2's): Comment out peephole2's that generate
5419 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
5421 * genrecog.c (add_to_sequence): Disable mode check for
5424 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5426 * ggc-simple.c (init_ggc): Set empty_string.
5428 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
5430 * configure.in: Detect mmap. Add --with-gc=foo to select
5431 garbage collector; default to page if mmap available.
5432 * Makefile.in (GGC): Substitute.
5434 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
5436 * c-decl.c (ggc_p): Enable.
5438 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5440 * flow.c (verify_flow_info): Make it extern & unconditionally define.
5442 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
5444 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
5445 string for little-endian-data.
5447 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
5449 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
5450 case somebody tries to compile --enable-checking code with gcc
5453 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
5455 * genrecog.c (add_to_sequence): Verify operand to label_ref is
5458 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
5460 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
5461 * jump.c (jump_optimize_1): Document why.
5463 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5465 * collect2.c (scan_prog_file, scan_libraries): Prototype function
5466 pointers and casts for `int_handler' and `quit_handler'.
5468 * flow.c (verify_flow_info, split_hard_reg_notes,
5469 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
5470 remove_edge, remove_fake_successors): Add static prototypes.
5471 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
5472 (mark_set_1): Initialize variable `regno'.
5473 (unlink_insn_chain): Likewise for variable `curr'.
5474 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
5476 * loop.c (strength_reduce): Initialize variable
5477 `unrolled_insn_copies'.
5478 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
5479 prototypes. Change these functions to take const PTR parameters
5480 to avoid prototype conflict when used as the comparson argument
5482 (check_dbra_loop): Initialize variable `comparison_val'.
5484 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
5485 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
5486 (find_valid_class): Initialize variable `best_class'.
5487 (find_reloads): Call memcpy, not bcopy.
5489 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
5490 (hard_reg_use_compare): Don't needlessly cast away const.
5491 (reload_reg_class_lower): Likewise.
5492 (choose_reload_regs): Initialize variable `regno'.
5494 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
5496 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
5498 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
5500 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
5501 ({,d}discard): Add forward declarations. Declare parameter as
5503 (main_without_main): Explicitly declare return type to be int.
5504 (memcpy): Properly declare.
5506 * libgcc2.c (toplevel): If inhibit_libc is defined and not
5507 building the trampoline support, declare malloc, free, and
5509 (__clear_cache): Mark arguments as potentially unused.
5511 * frame.c (toplevel): If inhibit_libc is defined, declare
5514 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
5516 * flow.c (make_edge): Accept an optional 2D bitmap in which
5517 to cache edge existence. Update all callers.
5518 (make_label_edge, make_eh_edge): Pass through the edge cache.
5519 (make_edges): Provide the cache.
5521 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5523 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
5525 (local_mbtowc): Change the type of variable `i' from int to size_t.
5527 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
5528 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
5530 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
5532 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
5533 after other includes that define the appropriate types. Include
5534 tm_p.h for getting user prototypes.
5535 * ggc-callbacks.c (toplevel): Ditto.
5536 * ggc-none.c (toplevel): Ditto.
5537 * gcc-page.c (toplevel): Ditto.
5538 * ggc-simple.c (toplevel): Ditto.
5540 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
5541 Jonathan Larmour <jlarmour@cygnus.co.uk>
5543 * config/mips/mips.c (mips_move_2words): Split doubles if
5544 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
5546 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
5548 * genrecog.c (struct decision_test): New.
5549 (struct decision): Remove test-related members, sort the rest by size.
5550 (IS_SPLIT): Simplify.
5551 (new_decision, new_decision_test): New.
5552 (add_to_sequence): Use them. No special handling for args of
5554 (maybe_both_true): Renamed from not_both_true; return sense changed.
5555 (maybe_both_true_1, maybe_both_true_2): New. Broken out
5556 of maybe_both_true and adjusted for decision_test.
5557 (position_merit): Remove.
5558 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
5559 (merge_accept_insn): New, broken out of merge_trees.
5560 (merge_trees): Use them. No special case for c_test; no node
5561 splitting; use test type instead of position_merit.
5562 (factor_tests): New.
5563 (simplify_tests): New.
5564 (break_out_subroutines): Don't write code now.
5565 (find_afterward): New.
5566 (write_afterward, write_switch, write_cond): New.
5567 (write_action, is_unconditional): New.
5568 (write_node): New. Use them.
5569 (write_tree_1): Rewrite. Use the new functions above.
5570 (write_tree): Remove afterward processing.
5571 (write_subroutine): Simplify function variant emission.
5572 (write_subroutines): New.
5573 (same_codes, clear_codes): Remove.
5574 (same_modes, clear_modes): Remove.
5575 (write_header): New, broken out of main.
5576 (make_insn_sequence): Use new_decision and new_decision_test.
5577 (process_tree): New, broken out of main.
5578 (main): Adjust for merge_trees interface change.
5579 Don't #define operands in the output file.
5580 (record_insn_name): New, broken out of make_insn_sequence.
5581 (debug_decision_2, debug_decision_1, debug_decision_0): New.
5582 (debug_decision): New.
5584 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
5586 * resource.c (find_free_register): Mark class_str argument const.
5587 * resource.h: Update prototype to match.
5589 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
5590 * i386.md: Give all anonymous insns names.
5592 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
5594 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
5597 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
5599 * toplev.c (dbr_sched_time): Unconditional.
5600 (peephole2_time): New.
5601 (compile_file): Add pass numbers to all of the dump file suffixes.
5602 Dump peephole2_time. Don't dump times for non-applicable passes.
5603 (rest_of_compilation): Add pass numbers to dump file suffixes.
5604 Conditionalize calls to the scheduler.
5605 * invoke.texi: Update.
5607 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
5609 * flow.c (make_edges): Fix insn iteration.
5610 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
5611 (find_basic_blocks_1): Fix spelling mistake.
5613 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
5615 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
5616 always have side-effects. Use memset not bzero.
5617 (make_node): Likewise.
5619 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
5621 * stmt.c (expand_anon_union_decl): When any of the elements of the
5622 union is addressable, so is the entire union.
5624 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
5626 * sbitmap.c (sbitmap_ones): Don't set too many bits.
5628 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
5629 * bitmap.c (bitmap_operation): Return true iff TO changed.
5630 (bitmap_equal_p): New.
5631 (bitmap_bit_p): Tidy arithmetic.
5632 (debug_bitmap_file): Likewise.
5634 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
5636 * toplev.c (rest_of_compilation): Turn on cse_not_expected
5637 before cse2 instead of after.
5639 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
5641 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
5644 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5646 * cppinit.c (is_idchar initializer): Loosen tests to accept
5649 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
5651 * mips.md: Define conditional move patterns for floating point
5652 operands and DI mode conditions.
5654 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
5656 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
5657 always have side-effects.
5659 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
5661 * mn10200.c (asm_file_start): Fix typo.
5663 * cppinit.c (is_idchar initializer): Tighten tests for when
5664 to put the table into initialized memory.
5666 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
5667 not an array of rtunion.
5668 * gcc-page.c (ggc_alloc_rtvec): Similarly.
5669 * gcc-simple (ggc_free_rtvec): Similarly.
5671 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
5674 * mbchar.h: Add missing #endif.
5676 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
5677 (FPBIT, DPBIT): Define.
5679 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5681 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
5683 * profile.c (instrument_arcs, output_gcov_string,
5684 tablejump_entry_p): Add static prototypes.
5685 (output_gcov_string): Constify a char*.
5687 * regmove.c (replacement_quality, fixup_match_2): Add static
5690 * resource.h (reg_dead_p): Add extern prototype.
5692 * rtl.c (trim_filename): Add static prototype.
5694 * scan-decls.c (skip_to_closing_brace): Likewise.
5696 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
5697 (expand_end_case): Initialize variable `range'.
5698 (emit_case_nodes): Remove unused prototype `rtx_fn'.
5700 * varasm.c (asm_emit_uninitialised): Add static prototype.
5701 (asm_emit_uninitialised, assemble_variable): Mark parameter with
5704 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5706 * cpplib.c (if_directive_nameo): Add static prototype.
5708 * cse.c (cse_insn): Remove unused variable `p'.
5710 * except.c (create_rethrow_ref, push_entry,
5711 receive_exception_label, new_eh_region_entry, find_func_region,
5712 clear_function_eh_region, process_nestinfo): Add static prototypes.
5713 (get_reg_for_handler): Hide definition.
5714 (process_nestinfo): Initialize variable `extra_handlers'.
5716 * expr.h (expand_builtin_longjmp): Add extern prototype.
5718 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
5720 * function.c (prepare_function_start): Likewise.
5721 (pop_function_context_from): Mark parameter `context' with
5723 (push_temp_slots_for_block, flush_addressof): Hide definition.
5725 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
5726 solve_program_flow_graph, calculate_branch_probs,
5727 function_summary, main, fancy_abort): Add prototypes.
5729 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
5730 (add_hash): Constify a char*.
5732 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
5733 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
5734 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
5736 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
5738 * lists.c (free_list, zap_lists): Likewise.
5740 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5742 * alias.c (nonlocal_reference_p): Add static prototype.
5744 * bitmap.c (bitmap_element_allocate): Prototype args in function
5747 * builtins.c (stabilize_va_list): Add static prototype.
5748 (expand_builtin_va_arg): Constify a char*.
5750 * c-lex.c (getch, put_back, extend_token_buffer_to,
5751 read_line_number, token_getch, token_put_back): Add static
5754 * c-parse.gperf (hash, is_reserved_word): Likewise.
5756 * cccp.c (is_dir_separator): Likewise.
5758 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5760 * graph.h: New file to prototype functions exported by graph.c.
5762 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
5764 * graph.c: Include graph.h.
5766 * toplev.c: Likewise. Remove redundant prototypes.
5768 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
5770 * invoke.texi: Removed duplicated description for -Q.
5772 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
5774 * extend.texi: Grammar fix in __extension__ text.
5776 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
5778 * md.texi (define_peephole2): New section.
5780 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
5782 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
5783 (mov $-1 to or peepholer): Enable for pentium when optimizing for
5786 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
5788 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
5790 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
5792 * i386.md (ffs expander): Emit Pentium friendly code for
5795 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
5797 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
5801 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5803 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
5805 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
5807 * config/m68k/m68k.c (use_return_insn): Return false if the pic
5810 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5812 * md.texi (No Constraints): Delete section.
5813 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
5814 * final.c (final_scan_insn): We always have register constraints.
5815 * genattrtab.c: Don't include "insn-config.h".
5816 (write_attr_case): We always have register constraints.
5817 * genconfig.c (register_constraint_flag): Delete.
5818 (walk_insn_part): Don't check whether we have register constraints.
5819 (main): Don't write out "#define REGISTER_CONSTRAINTS".
5820 * genoutput.c (have_constraints): Delete.
5821 (main): Don't set it.
5822 (output_operand_data): We always have constraints.
5823 (scan_operands): Likewise.
5824 (compare_operands): Likewise.
5825 * local-alloc.c (block_alloc): We always have constraints.
5826 (requires_inout): Always compile this function.
5827 * recog.c (extract_insn): We always have constraints.
5828 (constrain_operands, reg_fits_class_p): Always compile these
5830 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
5832 (struct insn_operand_data): Likewise.
5833 * regclass.c (regclass): We always have constraints.
5834 (record_reg_classes, copy_cost, record_address_regs,
5835 auto_inc_dec_reg_p): Always compile these functions.
5836 * regmove.c (regmove_optimize): We always have constraints.
5837 * reload.c (find_reloads): Likewise.
5838 * reload1.c (reload): Likewise.
5839 (reload_cse_simplify_operands): Likewise.
5840 * i860.c (output_delay_insn): Likewise.
5842 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
5844 * iris6.h (BUILD_VA_LIST_TYPE): Define.
5846 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
5848 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
5849 for the va_list record.
5851 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
5853 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
5856 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
5858 * alias.c: Include insn-flags.h.
5859 * Makefile.in (alias.o): Update.
5861 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
5863 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
5864 to LTU and GEU. Handle more cases using sbb.
5866 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
5868 * i386.md (truncatexfdf splitters): Do not use subreg.
5869 (fop XFmode patterns): Fix mode in operand testing.
5871 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
5873 * jump.c (jump_optimize_1): Amend last change to test only the
5874 form of the operand, not the insn.
5876 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
5877 not register_operand to determine when B may need preloading.
5879 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
5881 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
5882 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
5883 (call-value patterns): Move to end of file.
5884 (*): Remove mode from label_ref in (pc) context.
5885 (movstrqi): Use memory not general_operand for BLKmode operands.
5886 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
5887 to register_operand operands.
5888 (peep2 patterns): Convert from commented-out peephole patterns.
5890 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5892 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
5893 to BUILT_IN_INIT_DWARF_REG_SIZES.
5894 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
5895 Renamed from BUILT_IN_DWARF_REG_SIZE; call
5896 expand_builtin_init_dwarf_reg_sizes.
5897 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
5898 with __builtin_init_dwarf_reg_size_table.
5899 * dwarf2out.c (struct reg_size_range): Delete.
5900 (expand_builtin_init_dwarf_reg_sizes): New function.
5901 (expand_builtin_dwarf_reg_size): Delete.
5902 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
5903 (expand_builtin_dwarf_reg_size): Don't declare.
5904 * libgcc2.c (dwarf_reg_size_table_initialized): New.
5905 (dwarf_reg_size_table): New.
5906 (init_reg_size_table): New function.
5907 (copy_reg): Use dwarf_reg_size_table.
5908 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
5911 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
5913 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
5914 Correctly build argument list to constructor and destructor functions.
5916 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
5918 * c-tree.h (warn_float_equal): Declare.
5919 * c-decl.c (warn_float_equal): Define.
5920 (c_decode_option): Recognize -W[no-]float-equal.
5921 * c-typeck.c (build_binary_op): Conditionally warn
5922 about equality tests of floating point types.
5923 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
5924 * invoke.texi: Add docs for -Wfloat-equal warning.
5926 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
5928 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
5929 generating RTL directly.
5930 * mips.h (INIT_TARGET_OPTABS): Likewise.
5931 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
5933 * expr.h (init_mov_optab): Delete declaration
5935 * h8300.c (WORD_REG_USED): Update to avoid useless register
5936 saves in interrupt functions and functions which never return.
5938 * cse.c (struct set): Delete inner_dest_loc field.
5939 (cse_insn): Remove assignments to inner_dest_loc field.
5941 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
5943 * ggc-page.c: Don't include <unistd.h> etc taken care of
5944 by "system.h". Include <sys/mman.h> afterward.
5946 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
5948 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
5951 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
5953 * xcoffout.c (xcoffout_declare_function): Add documentation.
5954 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
5955 TARGET_64BIT. Compare constant to -1, not bit pattern.
5956 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
5957 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
5960 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
5962 * dwarf2out.c (add_abstract_origin_attribute): Abort if
5964 (gen_inlined_enumeration_type_die): Do not abort if the type has
5965 not been writeen out.
5966 (gen_inlined_structure_type_die): Do not abort if the type has
5967 not been writeen out.
5968 (gen_inlined_union_type_die): Do not abort if the type has
5969 not been writeen out.
5970 (gen_tagged_type_instantiation_die): Do not abort if the type
5971 has not been written out.
5973 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5975 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
5977 * reg-stack.c (straighten_stack): Copy hard reg set with
5980 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
5982 * builtins.c (stabilize_va_list): Stabilize array type va_list
5983 to a pointer type, not the base record type.
5984 (expand_builtin_va_copy): Dereference the pointers explicitly;
5985 use the correct size for the copy.
5987 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
5988 (rs6000_va_arg): Likewise.
5990 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
5992 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
5994 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
5996 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
5998 (DECL_BUILT_IN_CLASS): Adjust accordingly.
6000 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
6002 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
6003 (init_ggc): Use it instead of a constant.
6004 (ggc_collect): Bound allocated_last_gc by it.
6006 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
6008 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
6011 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
6013 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
6014 (mips*-*-openbsd*): Let big endian configuration be a fragment.
6016 * config/mips/openbsd.h: New, OpenBSD little endian target.
6017 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
6018 * config/mips/xm-openbsd.h: New, OpenBSD host.
6020 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
6022 * config/m68k/m68k.c (output_function_prologue,
6023 output_function_epilogue): Use
6024 current_function_uses_pic_offset_table instead of regs_ever_live
6025 to decide whether to save/restore pic register.
6026 (legitimize_pic_address): Don't modify regs_ever_live any more.
6028 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
6030 * function.h (struct function): Add x_dont_save_pending_sizes_p.
6031 * stor-layout.c (variable_size): Don't add sizes to the pending
6032 sizes list if x_dont_save_pending_sizes_p is set.
6034 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
6036 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
6037 for symbolic_operand().
6038 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
6040 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6042 * combine.c (gen_rtx_combine): Add missing call to va_end().
6044 * final.c (asm_fprintf): Likewise.
6046 * genattrtab.c (attr_rtx): Likewise.
6048 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
6050 * cse.c: Update comments.
6051 (cse_insn): When converting a conditional/computed jump into
6052 an unconditional jump, always make sure a BARRIER immediately
6053 follows the converted jump. Do not delete unreachable code.
6054 (cse_basic_block): Do not delete unreachable code.
6055 * toplev.c (rest_of_compilation): Move call to
6056 delete_trivially_dead_insns after the conditional call to
6059 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6061 * collect2.c (make_temp_file): Don't prototype.
6063 * gcc.c (make_temp_file): Likewise.
6065 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
6067 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
6069 * varasm.c (asm_emit_uninitialised): New function: Generate
6070 the assembler statements necessary to declare an uninitialised
6072 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
6074 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
6075 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
6077 (assemble_variable): Use asm_emit_uninitialised to emit an
6078 uninitialised variable.
6080 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
6082 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
6083 constant on a 64 bit host. Patch supplied by Geoffrey Keating
6084 <geoffk@cygnus.com>.
6086 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6088 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
6089 * c-common.h (builtin_function): Don't declare.
6091 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
6093 (pushdecl): Likewise.
6094 (finish_decl): Likewise.
6095 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
6096 int. All callers changed.
6097 Set the builtin's DECL_BUILT_IN_CLASS.
6098 * tree.h (enum built_in_class): New.
6099 (enum built_in_function): Delete NOT_BUILT_IN.
6100 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
6102 (DECL_SET_FUNCTION_CODE): Likewise.
6103 (DECL_BUILT_IN_CLASS): New macro.
6104 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
6105 (struct tree_decl): Split builtin function code field into a
6107 (builtin_function): Declare.
6109 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
6111 * optabs.c (init_traps): Fix typo in last change.
6113 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
6115 * toplev.c (rest_of_decl_compilation): Update comment.
6117 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
6119 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
6120 in .sbss if appropriate.
6121 (EXTRA_SECTION_FUNCTIONS): Add sbss.
6122 (SBSS_SECTION_ASM_OP): New macro.
6123 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
6124 (EXTRA_SECTIONS): Add in_sbss.
6125 * config/mips/mips.h: Prototype sbss_section.
6127 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
6129 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
6132 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
6134 * optabs.c (init_traps): Register trap_rtx as a GC root.
6136 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6138 * config/mips/mips.c (function_arg_pass_by_reference): Define
6139 unconditionally, since it's called unconditionally.
6141 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
6143 * toplev.c (documented_lang_options): Add -fshort-wchar.
6144 * c-decl.c (c_decode_option): Likewise.
6145 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
6147 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
6148 * gcc.c (default_compilers): If -fshort-wchar,
6149 override __WCHAR_TYPE__.
6150 * tm.texi (C Dialect Options): Add -fshort-wchar.
6152 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
6153 symbol for a variable.
6155 * cpplib.h (CPP_PREPROCESSED): New macro.
6156 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
6157 we're seeing this input for a second time.
6159 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
6161 * emit-rtl.c (init_emit_once): Initialize modes first.
6163 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
6165 * config/i386/i386.c (pic_label_name): Change to char pointer.
6166 (global_offset_table): New variable.
6167 (load_pic_register): Fill global_offset_table if it hasn't
6168 already been done. Allocate pic_label_name dynamically.
6169 * ggc.h (empty_string): New variable.
6170 * ggc-simple.c (empty_string): Likewise.
6171 (init_ggc): Allocate empty_string and add as root.
6172 * stmt.c (digit_strings): New variable.
6173 (init_stmt): Add last_block_end_note as root. Allocate and
6174 initialize digit_strings.
6175 (expand_asm_operands): Use empty_string instead of string
6176 constant. Use digit_strings instead of string constants.
6177 * profile.c (init_arc_profiler): Allocate string with
6178 ggc_alloc_string instead of xmalloc.
6179 (output_func_start_profiler): Likewise.
6180 * c-typeck.c (digest_init): Check if init is error_mark_node.
6182 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
6183 Richard Henderson <rth@cygnus.com>
6185 * ggc-page.c: New file.
6186 * Makefile.in (ggc-page.o): New.
6188 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
6190 * invoke.texi: Document -fdelete-null-pointer-checks
6191 * toplev.c (flag_delete_null_pointer_checks): New.
6192 (f_options): Add entry for -fdelete-null-pointer-checks.
6193 (rest_of_compilation): Conditionalize null pointer check
6194 elimination on flag_delete_null_pointer_checks.
6195 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
6197 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
6199 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
6200 copyright notice and special exception to GPL.
6202 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6204 * abi64.h (mips_function_value): Add prototype arguments.
6206 * mips-protos.h: New file with mips prototypes.
6208 * mips.c: Include "tm_p.h".
6209 (mktemp, lookup_name): Add prototype arguments.
6210 (extern_list, string_constant, mips_fill_delay_slot,
6211 mips_output_external, mips_output_external_libcall,
6212 mips_output_filename, mips_declare_object, function_prologue,
6213 mips_expand_prologue, function_epilogue, mips16_constant,
6214 build_mips16_function_stub, mips_output_conditional_branch):
6216 (mips_va_start): Remove unused variable `u'.
6217 (mips_va_arg): Cast value to unsigned when comparing against one.
6219 (save_restore_insns, mips_expand_prologue): Add missing arg in
6220 call to `large_int'.
6222 * mips.h: Move prototypes to mips-protos.h.
6223 (data_section, memory_address_p, rdata_section,
6224 readonly_data_section, simple_epilogue_p, text_section): Delete
6225 prototypes delcared elsewhere.
6226 (mips_epilogue_delay_slots, print_options): Delete unused decls.
6228 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
6230 * mips.md: Delete extra args in call to `mips_move_2words'.
6232 * xm-iris6.h (alloca): Add prototype argument.
6234 * genpeep.c: Include "tm_p.h" in generated output file.
6236 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6238 * basic-block.h (find_edge_index): Change parameters.
6239 * flow.c (verify_edge_list): Pass basic_block parameters to
6240 find_edge_index instead of integers.
6242 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
6244 * combine.c (simplify_comparison): Use an unsigned shift to adjust
6247 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
6249 * gcc.1: Fix a formatting error.
6251 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6253 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
6254 i786, mn10200, mn10300, pdp11, v850.
6256 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
6258 * libgcc2.c (num_digits): Add prototype with
6259 __attribute__((const)).
6260 (__terminate): Add prototype.
6262 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
6264 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
6266 * alpha/alpha.c (print_operand): Fix type of `code'.
6267 (alpha_output_filename): Constify.
6268 * alpha/alpha.h: Move all function declarations ...
6269 * alpha/alpha-protos.h: ... here. New file.
6270 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
6271 (SECTION_FUNCTION_TEMPLATE): Likewise.
6273 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6275 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
6276 * expr.c (expand_expr): Likewise.
6277 (do_jump): Likewise.
6278 (do_store_flag): Pass ccp_store_flag to can_compare_p.
6279 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
6281 (enum can_compare_purpose): New.
6282 (can_compare_p): Adjust prototype.
6283 (prepare_cmp_insn, prepare_operand): Declare.
6284 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
6285 * optabs.c (cmp_available_p): Deleted.
6286 (expand_abs): Pass ccp_jump to can_compare_p.
6287 (can_compare_p): New arg PURPOSE. Check for combined optabs.
6288 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
6289 Call can_compare_p rather than cmp_available_p.
6290 (prepare_operand): No longer static.
6291 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
6292 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
6293 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
6294 sequence to use emit_cmp_and_jump_insns.
6295 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
6297 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
6299 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
6300 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
6301 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
6302 (plus (reg) (const_int 0))
6303 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
6305 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
6307 * rs6000.c (expand_block_move): DImode loads and stores require
6308 word-aligned displacements. Increment address registers with
6309 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
6311 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
6313 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
6314 is no name for the base type, rather than segfault. If we are
6315 writing out a complex integer type, use DW_ATE_lo_user.
6317 * expr.c (emit_move_insn_1): If we are copying a complex that fits
6318 in one word or less (complex char, complex short, or on 64 bit
6319 systems complex float) to/from a hard register, copy it through
6320 memory instead of dying in gen_{real,imag}part. If we have a
6321 short complex type, prevent inlining since it allocates stack
6324 * tree.c (build_complex_type): If we are writing dwarf2 output,
6325 generate a name for complex integer types.
6327 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6329 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
6330 * flow.c (remove_edge): Remove extra whitespace.
6331 (remove_fake_edges): Fix comment.
6332 (add_noreturn_fake_exit_edges): Use the correct name.
6334 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
6336 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
6337 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
6338 (clean): Depend on INTL_CLEAN.
6339 (maintainer-clean): Adjust.
6341 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6343 * configure.in (AC_PREREQ): Bump to 2.13.
6344 (AC_C_STRINGIZE): Call this instead of using a custom macro.
6346 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
6348 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
6350 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
6352 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
6353 (HAVE_STRINGIZE): Define.
6355 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
6357 * c-parse.in: save and restore warn_pointer_arith on __extension__
6358 along with pedantic.
6359 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
6360 Set the type of extension to itype rather than $<itype>1 kludge.
6361 * extend.texi (Alternate Keywords): Adjust documentation.
6362 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
6364 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
6366 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
6367 most assembler templates.
6369 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
6370 FP loads and stores.
6371 (following_call): Always return zero for the PA8000.
6372 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
6373 FP loads and stores.
6374 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
6376 * pa.h (BRANCH_COST): Define.
6378 * pa.md (return, return_internal): Use bve for PA2.0.
6380 * pa.md (fused multiply): Add variants which reduce height for the
6381 fused multiply, but which still generate 2 insns.
6382 (fnegabs): Similarly.
6384 * pa.md (subsi3): Turn into an expander. Create two anonymous
6385 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
6386 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
6388 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
6390 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
6392 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
6393 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
6395 * regclass.c (init_regs): Add "top_of_stack" as a garbage
6398 * flow.c (record_active_eh_regions): Terminate loop after finding
6399 the last insn in the last basic block.
6401 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6403 * config/c4x/c4x.md: Delete parallel instruction peepholes.
6405 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6407 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
6409 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6411 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
6412 splitting to not use output template.
6414 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6416 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
6417 * config/c4x/c4x.c (c4x_va_start): New function.
6419 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
6421 * genrecog.c (not_both_true): Handle correctly cases when called for
6422 tests with different positions in the insn.
6424 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6426 * machmode.h (HOST_PTR_PRINTF): Move from here ...
6428 * system.h (HOST_PTR_PRINTF): ... to here.
6430 * mips-tfile.c: Don't include machmode.h.
6432 * Makefile.in (MACHMODE_H): New variable. Update to use it.
6433 (mips-tfile.o): Don't depend on machmode.h.
6435 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6437 * haifa-sched.c (sched_analyze): Rename local variable `region' to
6438 avoid conflicts with typedef struct `region' at the top level scope.
6440 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
6442 * basic-block.h (basic_block): Add eh_beg, eh_end.
6443 * flow.c (entry_exit_blocks): Update.
6444 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
6446 (find_basic_blocks_1): Don't record eh_list at each bb. Use
6447 lists.c functions to allocate insn lists.
6448 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
6450 (make_eh_edge): ... here. New.
6451 (move_stray_eh_region_notes): New.
6452 (record_active_eh_regions): New.
6453 (delete_unreachable_blocks): Split out block merging ...
6454 (try_merge_blocks): ... here. New.
6455 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
6456 Dump debugging data.
6457 (merge_blocks_move_successor_nojumps): Likewise.
6458 (merge_blocks): Use eh_beg+eh_end to validate block movement.
6460 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
6462 * extend.texi (Bound member functions): Document unbound pmf
6465 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6467 * flow.c (split_edge): Handle insertion on a fallthrough edge which
6468 has the EXIT_BLOCK as a dest.
6470 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6472 * flow.c (remove_edge): New function to remove an edge from the
6474 (remove_fake_successors): New function to remove fake successor edges.
6475 (remove_fake_edges): New function to remove all fake edges from the
6477 (add_fake_exit_edges): New function to add fake edges from all blocks
6478 with no successors to the exit block.
6479 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
6480 prototypes for new functions.
6482 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
6484 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
6485 Use Pmode to determine whether to output .dword or .word.
6487 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
6489 * tree.c (built_in_filename): New variable.
6490 (BUILT_IN_FILENAME): New macro.
6491 (init_tree_codes): Allocate built_in_filename.
6492 (make_node): Use built_in_filename instead of string constant.
6494 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
6496 * configure.in: Add fr30 target.
6497 * configure: Regenerate.
6498 * config/fr30: New directory.
6499 * config/fr30/crti.asm: New file.
6500 * config/fr30/fr30.c: New file.
6501 * config/fr30/crtn.asm: New file.
6502 * config/fr30/fr30.h: New file.
6503 * config/fr30/fr30.md: New file.
6504 * config/fr30/lib1funcs.asm: New file.
6505 * config/fr30/t-fr30: New file.
6506 * config/fr30/xm-fr30.h: New file.
6508 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
6510 * flow.c (merge_blocks_move_successor_nojumps): Delete the
6511 BARRIER at the end of the successor, not the BARRIER before
6514 * pa.c (pa_add_gc_roots): Fix thinko in last change.
6516 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
6518 * stmt.c (any_pending_cleanups): Don't crash when
6519 current_function->stmt is unset.
6521 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6523 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
6524 other initializations that may use it for relative offsets.
6526 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6528 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
6529 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
6530 * config/i386/sol2dbg.h: Removed.
6531 * config/i386/sol2gas.h: New file, to enable gas work-around.
6532 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
6533 Don't use sol2dbg.h.
6534 * configure: Rebuilt.
6536 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
6538 * invoke.texi (-fthis-is-variable): Remove documentation.
6540 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
6542 * basic-block.h (compute_bb_for_insn): Declare.
6543 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
6544 to use; set size of basic_block_for_insn directly.
6545 (find_basic_blocks): Update.
6547 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6549 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
6551 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * crtstuff.c (ON_EXIT): Delete empty macro definition.
6554 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
6556 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
6558 * c-decl.c (c_decode_option): Extend comment.
6560 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
6562 * toplev.c (progname): Make 'const char *'
6563 (flag_print_mem): Move out of main.
6564 (version_flag): Move out of main.
6565 (filename): Move out of main.
6566 (debug_args): Remove g prefix from options.
6567 (documented_lang_options): Remove cpplib specific options.
6568 (display_help): Add g prefix to debug options.
6569 (check_lang_option): Delete this function.
6570 (decode_d_option): New function: Decode -d... option.
6571 (decode_f_option): New function: Decode -f... option.
6572 (decode_W_option): New function: Decode -W... option.
6573 (decode_g_option): New function: Decode -g... option.
6574 (independent_decode_option): New function: Decode a language
6575 independent command line option.
6576 (main): Invoke lang_decode_option and then
6577 independent_decode_option on each command line option in
6580 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
6582 Revert this change. Gavin's patch to operand_equal_p is a better fix.
6583 * fold-const.c (fold_range_test): Do not try to fold the range
6584 test if the rhs or lhs has side effects.
6586 * basic-block.h (compute_flow_dominators): Declare.
6588 * gcse.c (alloc_code_hoist_mem): New function.
6589 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
6590 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
6591 (hoist_code, one_code_hoisting_pass): Likewise.
6592 (gcse_main): If optimizing for size, then hoist expressions
6593 computed in multiple dominated basic blocks.
6595 * gcse.c (invalid_nonnull_info): New function.
6596 (delete_null_pointer_checks): Likewise.
6597 * rtl.h (delete_null_pointer_checks): Declare.
6598 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
6600 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
6601 (merge-blocks_move_successor_nojumps): Likewise.
6602 (merge_blocks): Allow merging of some blocks, even if it requires
6603 physical movement of the blocks, but not if it requires new jumps.
6605 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
6606 Callers and prototype changed.
6607 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
6609 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6611 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
6612 -YP when both -p and -pg are present. From i386/sol2.h.
6614 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6616 * Makefile.in (distclean): Delete tm_p.h.
6617 * configure.in: Create a new file, "tm_p.h", from a list in
6618 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
6619 "i386/i386-protos.h".
6621 * alias.c: Include "tm_p.h".
6622 * c-typeck.c: Likewise.
6623 * calls.c: Likewise.
6625 * emit-rtl.c: Likewise.
6626 * explow.c: Likewise.
6627 * expmed.c: Likewise.
6629 * final.c: Likewise.
6631 * fold-const.c: Likewise.
6632 * function.c: Likewise.
6634 * global.c: Likewise.
6635 * haifa-sched.c: Likewise.
6636 * integrate.c: Likewise.
6638 * local-alloc.c: Likewise.
6640 * optabs.c: Likewise.
6641 * recog.c: Likewise.
6642 * reg-stack.c: Likewise.
6643 * regclass.c: Likewise.
6644 * regmove.c: Likewise.
6645 * reload.c: Likewise.
6646 * reload1.c: Likewise.
6647 * reorg.c: Likewise.
6648 * resource.c: Likewise.
6650 * stor-layout.c: Likewise.
6651 * toplev.c: Likewise.
6653 * unroll.c: Likewise.
6654 * genattrtab.c (main): Make generated file include "tm_p.h".
6655 * genemit.c (main): Likewise.
6656 * genoutput.c (main): Likewise.
6657 * genrecog.c (main): Likewise.
6659 * i386.h: Delete all prototypes.
6660 * i386.c: Include "tm_p.h".
6661 (ix86_attr_length_default): Call constant_call_address_operand
6662 with correct number of arguments.
6663 * i386-protos.h: New file.
6664 * i386.md (unnamed patterns): Call constant_call_address_operand
6665 with correct number of arguments.
6666 (exception_receiver): Call load_pic_register with correct number
6669 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
6671 * c-pragma.c (mark_align_stack): Dereference the void* properly.
6673 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
6675 * rtl.h (insns_safe_to_move_p): New function.
6676 * loop.c (find_and_verify_loops): Use it.
6677 * rtlanal.c (insns_safe_to_move_p): Define it.
6679 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
6681 * c-pragma.c: Include ggc.h.
6682 * Makefile.in (c-pragma.o): Update.
6684 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6686 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
6687 (LIB_SPEC): Likewise.
6688 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
6689 Reindent -YP/-p/-pg.
6690 Copied from config/sparc/sol2.h.
6692 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
6694 * c-pragma.c (mark_align_stack): New.
6696 * c-pragma.h (init_pragma): Declare it.
6697 * c-lex.c (init_parse): Call it.
6699 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
6701 * configure.in: Pick up thread library on Solaris/x86 just
6702 like on Solaris/sparc.
6703 * configure: Rebuilt.
6705 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
6707 * rtl.h (global_rtx_index): New enum.
6708 (global_rtl): Change to array of rtx.
6709 (pc_rtx, cc0_rtx): Redefine accordingly.
6710 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
6711 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
6712 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
6713 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
6714 (const_int_rtx): Change to array of rtx.
6715 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
6717 * emit-rtl.c (global_rtl): Change to array of rtx.
6718 (const_int_rtx): Change to aray of rtx.
6719 (gen_rtx_CONST_INT): Redefine accordingly.
6720 (init_emit_once): Allocate and initialize global_rtl. Likewise
6721 for const_int_rtx. Add both as GC roots.
6722 * genattrtab.c (global_rtl): Update declaration.
6724 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
6726 * Makefile (USER_H): Add iso646.h back.
6728 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
6730 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
6731 zapping the LOG_LINKS of sched_before_next_call.
6733 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
6734 * pa.c (insn_refs_are_delayed): Renamed from
6735 insn_sets_and_refs_are_delayed.
6737 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
6739 * functiion.h (struct function): Add x_whole_function_mode_p.
6740 (retrofit_block): Declare.
6741 * function.c (retrofit_block): New function.
6742 (identify_blocks): Add assertions. Allow an incomplete set of
6743 block notes if we're still generating code for the function.
6744 * integrate.c: Include loop.h.
6745 (expand_inline_function): Call find_loop_tree_blocks to map block
6746 notes to blocks when in whole-function mode. Use retrofit_block
6747 to insert new BLOCKs for the inlined function, rather than
6749 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
6750 * Makefile.in (integrate.o): Depend on loop.h.
6752 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
6754 * tree.h (warn_about_unused_variables): Declare.
6755 * stmt.c (warn_about_unused_variables): New function, split out
6757 (expand_end_bindings): Here.
6759 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
6761 * stmt.c (preserve_subexpressions_p): Don't crash when
6762 current_function->stmt is unset.
6764 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
6766 * stmt.c (expand_start_bindings): Allow callers to pass a flag
6767 indicating that no NOTE_INSN_BLOCK_BEG note is required.
6768 (expand_start_target_temps): Use it.
6769 * except.c (expand_eh_region_start_for_decl): Likewise.
6770 * expr.c (expand_expr): Likewise.
6772 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
6774 * fold-const.c (operand_equal_p): Pay attention to side effects.
6776 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
6778 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
6779 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
6781 * tlink.c (scan_linker_output): Look for keywords before accepting
6782 a mangled name in quotes.
6784 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
6786 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
6787 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
6789 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
6791 * alpha.md: Revert Thu Nov 26 change that came in through the
6792 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
6793 Avoid earlyclobber when possible.
6795 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6797 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
6799 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
6800 Define HAVE_ON_EXIT.
6802 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6804 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
6805 CTYPE_CONV in all ctype macros.
6807 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
6810 * cexp.y (initialize_random_junk): Likewise.
6812 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
6814 * i370.c (handle_pragma): Likewise.
6816 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
6818 * v850.c (override_options): Likewise.
6820 * doprint.c (_doprnt): Likewise.
6822 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
6825 * fixinc/server.c (load_data): Likewise.
6827 * fold-const.c (real_hex_to_f): Likewise.
6829 * genattr.c (write_upcase, gen_attr): Likewise.
6831 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
6832 write_upcase): Likewise.
6834 * genemit.c (print_code): Likewise.
6836 * genopinit.c (gen_insn): Likewise.
6838 * genpeep.c (print_code): Likewise.
6840 * genrecog.c (print_code): Likewise.
6842 * optabs.c (init_libfuncs): Likewise.
6844 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
6846 * haifa-sched.c (sched_analyze): Keep the list of notes organized
6848 (reemit_notes): Likewise.
6850 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
6852 * ggc.h (ggc_root): Move to ggc-common.c.
6854 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
6855 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
6856 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
6857 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
6858 * ggc-common.c (ggc_root): Move from ggc.h.
6859 (roots): Declare, static.
6860 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
6861 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
6862 null or check/set mark bit.
6863 (ggc_mark_roots): New.
6864 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
6866 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
6868 * m32r.c: Include toplev.h.
6869 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
6870 (gen_compare): Rename swap_p to must_swap to match uses.
6871 Add default abort case.
6872 (m32r_output_function_epilogue): Remove unused variables.
6873 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
6874 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
6875 define to empty parameter list. Update all uses.
6876 (predicate decls): Use enum machine_mode not int.
6877 * m32r.md (movsi): Call abort, not fatal_insn.
6878 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
6880 1999-09-14 Andrew Haley <aph@cygnus.com>
6882 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
6883 use $0 instead of 0.
6885 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6887 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
6888 computation out of loop over hard regs.
6890 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
6892 * function.c (identify_blocks): Don't shadow a variable in an
6894 * integrate.c (integrate_decl_tree): Don't use pushlevel,
6895 pushdecl, or poplevel to build up the new BLOCK tree.
6896 (expand_inline_function): Likewise.
6897 (integrate_parm_decls): Likewise.
6899 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
6901 * c-typeck.c (qualify_type): Merge qualifiers from both types.
6903 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
6905 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
6906 * invoke.texi: Document this change.
6908 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
6910 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
6912 (mark_emit_status): Renamed from mark_emit_state.
6913 * except.c (mark_eh_status): Renamed from mark_eh_state.
6914 Check not null before marking.
6915 (free_eh_status): New.
6916 * expr.c (mark_expr_status, free_expr_status): New.
6917 * function.c (free_machine_status): New.
6918 (free_after_parsing): New.
6919 (free_after_compilation): Move bits to free_after_parsing; call
6920 free_eh_status, free_expr_status; zero the marked members of the
6922 (prepare_function_start): No can_garbage_collect.
6923 Call init_eh_for_function.
6924 (expand_dummy_function_end): Free up current_function state.
6925 (mark_function_status): Renamed from mark_function_state.
6926 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
6927 * function.h (struct function): No can_garbage_collect.
6928 (free_machine_status, free_after_parsing): Declare.
6929 (free_eh_status, free_expr_status): Declare.
6930 * ggc.h (mark_expr_status): Declare.
6931 * stmt.c (free_stmt_status): Free the struct.
6932 (mark_stmt_status): Renamed from mark_stmt_state.
6933 (init_stmt): Don't call init_eh.
6934 (init_stmt_for_function): Don't call init_eh_for_function.
6935 * toplev.c (compile_file): Call init_eh.
6936 (rest_of_compilation): Free basic block info before ggc_collect.
6937 Call free_after_parsing; conditionally call free_after_compilation.
6938 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
6939 Check not null before marking.
6940 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
6942 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
6944 * c-lex.c (yylex): Initialize warn.
6946 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
6948 * pa.c (emit_move_sequence): Properly set the mode of the scratch
6949 register when performing secondary reloads for the SAR register.
6951 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
6953 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
6954 (NOTE_BLOCK): New macro.
6955 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
6956 * function.h (identify_blocks): Change prototype.
6957 * function.c (identify_blocks): Simplify.
6958 (reorder_blocks): Likewise.
6959 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
6960 NOTE_INSN_BLOCK_{BEG,END}.
6961 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
6962 the list of saved notes if the note isn't a
6963 NOTE_INSN_BLOCK_{BEG,END}.
6964 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
6966 (reemit_notes): Adjust recreation of notes to reflect new saved
6968 * print-rtl.c (print_rtx): Print the address of the BLOCK when
6969 printing a block note.
6970 * stmt.c (block_vector): Remove.
6971 (find_loop_tree_blocks): Simplify.
6972 (unroll_block_trees): Likewise.
6973 * tree.h (reorder_block): Change prototype.
6975 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
6977 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
6978 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
6979 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
6980 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
6981 (atexit, exit): Simplify.
6982 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
6983 * config/lots: Remove defns of HAVE_ATEXIT.
6985 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
6987 * calls.c (precompute_arguments): Fix typo in comment.
6988 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
6991 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
6993 * dsp16xx.c (override_options): Fix typos in GC root registration.
6995 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
6997 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
6999 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
7000 (FUNCTION_PROFILER): Redefine appropriately for Linux.
7001 (CC1_SPEC): Likewise.
7003 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7005 * genattr.c (main): Add extern prototype. Call return, not exit.
7006 * genattrtab.c (main): Likewise.
7007 * gencheck.c (main): Likewise.
7008 * gencodes.c (main): Likewise.
7009 * genconfig.c (main): Likewise.
7010 * genemit.c (main): Likewise.
7011 * genextract.c (main): Likewise.
7012 * genflags.c (main): Likewise.
7013 * gengenrtl.c (main): Likewise.
7014 * genopinit.c (main): Likewise.
7015 * genoutput.c (main): Likewise.
7016 * genpeep.c (main): Likewise.
7017 * genrecog.c (main): Likewise.
7019 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
7020 * genattrtab.c (get_insn_name): Likewise.
7021 * gencodes.c (get_insn_name): Likewise.
7022 * genconfig.c (get_insn_name): Likewise.
7023 * genemit.c (get_insn_name): Likewise.
7024 * genextract.c (get_insn_name): Likewise.
7025 * genflags.c (get_insn_name): Likewise.
7026 * genopinit.c (get_insn_name): Likewise.
7027 * genpeep.c (get_insn_name): Likewise.
7029 * gencheck.c (usage): Add static prototype.
7030 * genextract.c (print_path): Constify a char*.
7031 * genopinit.c (optabs): Likewise.
7032 * genoutput.c (operand_data, data, output_predicate_decls,
7033 compare_operands): Likewise.
7034 * genrecog.c (write_tree): Add default case in switch.
7036 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7038 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
7040 * print-rtl.c (get_insn_name): Remove prototype.
7042 * toplev.h (progname): Declare const.
7044 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
7045 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
7046 dump_sched_info, dump_local_alloc, regset_release_memory,
7047 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
7048 error_with_file_and_line, error_with_decl, error_for_asm, error,
7049 fatal, warning_with_file_and_line, warning_with_decl, warning,
7050 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
7051 Remove redundant prototypes.
7053 (notice, check_lang_option, report_file_and_line, vnotice,
7054 mark_file_stack): Add static prototype.
7055 (set_fatal_function): Add prototype.
7056 (vnotice, report_file_and_line, set_fatal_function,
7057 check_lang_option): Constify a char*.
7058 (main): Prototype. Call return, not exit.
7060 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7062 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
7064 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
7066 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
7068 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
7070 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7072 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
7073 behave as if it's zero in all cases.
7074 (expand_function_start): Adjust call to assign_parms.
7075 * tree.h (assign_parms): Adjust prototype.
7076 * objc/objc-act.c (hack_method_prototype): Adjust call to
7079 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
7081 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
7082 arg_pointer_rtx fixed if the argument pointer register is
7084 (NONZERO_BASE_PLUS_P): Likewise.
7086 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
7088 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
7089 match_insn2 to match_insn.
7090 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
7092 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
7094 * Makefile.in (USER_H): Remove va-foo.h.
7096 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
7097 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
7098 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
7099 va-spur.h,va-v850.h}: Remove.
7101 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
7103 * sparc/sparc.md (eligible_for_return_delay): New attribute.
7104 (in_return_delay): Use it instead of match_insn.
7106 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7108 * config/alpha/va_list.h (va-alpha.h): Do not include.
7109 (__gnuc_va_list): Typedef as in varargs.h.
7111 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
7113 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
7114 DECL_LIVE_RANGE_RTL.
7116 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
7118 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
7119 not NOTE_BLOCK_NUMBER.
7120 (expand_eh_region_end): Likewise.
7121 (find_exception_handler_labels): Likewise.
7122 (scan_region): Likewise.
7123 (exception_optimize): Likewise.
7124 (update_rethrow_references): Likewise.
7125 (set_insn_eh_region): Likewise.
7126 * final.c (final_scan_insn): Likewise.
7127 * flow.c (make_edges): Likewise.
7128 * integrate.c (expand_inline_function): Likewise.
7129 * print-rtl.c (print_rtx): Likewise.
7131 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
7133 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
7134 terms of builtin functions and types.
7136 * mips.c (mips_build_va_list): New.
7137 (mips_va_start, mips_va_arg): New.
7138 * mips.h (BUILD_VA_LIST_TYPE): New.
7139 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7141 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
7142 (sh_build_va_list, sh_va_start, sh_va_arg): New.
7143 * sh.h (BUILD_VA_LIST_TYPE): New.
7144 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
7146 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
7148 * recog.h (struct recog_data): Make dup_num, operand_address_p,
7149 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
7150 (struct insn_data): Likewise with n_operands, n_dups,
7151 n_alternatives, output_format.
7152 * regclass.c (scan_one_insn): Cast n_operands to int before
7153 arithmetic inside comparison.
7155 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
7157 * toplev.c (compile_function): Unconditionally emit nop.
7159 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7161 * haifa-sched.c (actual_hazard): Move declaration of variable
7162 `this_cost' into the scope where it is used.
7164 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7166 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
7167 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
7168 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
7170 * genrecog.c (make_insn_sequence): Call memset, not bzero.
7172 * jump.c (find_insert_position): Don't declare or define unless
7173 !HAVE_conditional_arithmetic.
7174 (returnjump_p_1, delete_prior_computation): Add static prototypes.
7176 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
7178 * recog.c (offsettable_address_p): Prototype function pointer.
7179 (preprocess_constraints): Call memset, not bzero.
7181 * tree.c (tree_node_kind_names): Constify a char*. Make static.
7182 (gcc_obstack_init): Don't declare.
7183 (fix_sizetype): Add static prototype.
7184 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
7185 (tree_cons): Call memset, not bzero.
7187 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
7188 definition in macro ASM_WEAKEN_LABEL.
7189 (mark_const_hash_entry): Add static prototype.
7191 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7193 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
7195 * unroll.c (find_common_reg_term, subtract_reg_term,
7196 loop_find_equiv_value): Add static prototypes.
7197 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
7198 (copy_loop_body): Remove unreachable break statement.
7200 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
7202 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
7204 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7206 Undo some changes from the gcc2 merge:
7207 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
7208 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
7212 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
7213 * emit-rtl.c (gen_lowpart_common): Disable optimization of
7214 initialized float-int union if the value is a NaN.
7216 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
7218 * gthr-win32.h: New file.
7220 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
7221 shared as a valid attribute.
7222 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
7223 * extend.texi: Document `shared' variable attribute.
7225 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
7227 * configure.in: Handle --enable-threads on FreeBSD.
7228 * configure: Rebuit.
7230 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
7232 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
7234 * configure: Rebuilt.
7236 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
7237 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
7238 Rosimildo DaSilva <rdasilva@connecttel.com>
7240 * configure.in (m68k-*-rtemscoff*): Added.
7241 * configure.in (mips64orion-*-rtems*): Converted to ELF.
7242 * configure.in (sparc-*-rtemsaout*): Added as alias for old
7243 sparc-rtems configuration.
7244 * configure.in (sparc-*-rtemself*): Added.
7245 * configure.in (sparc-*-rtems*): Now ELF not a.out.
7246 * config/i386/rtems.h: Added comment.
7247 * config/sparc/rtemself.h: New file.
7249 * configure.in (m68k-rtemself): Added.
7250 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
7251 and DWARF_DEBUGGING_INFO.
7252 * config/m68k/crti.s: New file.
7253 * config/m68k/crtn.s: New file.
7254 * config/m68k/t-crtstuff: New file.
7255 * config/m68k/rtemself.h: New file.
7257 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
7258 global ctor/dtor and C++ exception handling.
7259 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
7260 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
7262 * config/i386/t-rtems-i386: New File.
7264 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
7266 * stmt.c (expand_end_case): Return right away if the case stack is
7269 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
7271 * Makefile.in (version.c): Remove rule incorrectly brought in from
7274 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
7276 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
7277 * msdos/top.sed: Take into account a prepended $(SHELL) to
7279 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
7281 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
7283 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7285 * regmove.c (fixup_match_1): Don't change an unchanging register.
7286 (stable_but_for_p): Renamed to:
7287 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
7288 Changed all callers.
7290 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
7292 * loop.c (strength_reduce): Don't call reg_used_between_p if the
7293 insn from BL2 is after the insn from BL.
7295 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
7297 * recog.h (INSN_OUTPUT_FORMAT_*): New.
7298 (struct insn_data): Merge `template' and `outfun' into `output'.
7299 Add `output_format'.
7300 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
7301 (struct data): Remove `outfun'; add `output_format'.
7302 (name_for_index): Remove declaration.
7303 (output_insn_data): Handle output formats.
7304 (process_template): Emit the bare array for @.
7305 (gen_expand, gen_split): Set output_format to NONE.
7306 * output.h (get_insn_template): Declare.
7307 * final.c (get_insn_template): New.
7308 (final_scan_insn): Use it.
7309 * toplev.c (compile_file): Likewise.
7311 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7312 * i860/i860.c (output_delayed_branch): Likewise.
7313 (output_delay_insn): Likewise.
7315 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
7317 * rtl.c (obstack_alloc_rtx): Removed.
7319 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
7321 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
7323 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
7325 * i386.c (call_insn_operand): Reject const_int.
7326 (expander_call_insn_operand): Use call_insn_operand.
7328 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7330 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
7332 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
7334 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
7335 Use DImode operation.
7337 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
7339 * gcc.c: Include sys/resource.h.
7340 (report_times): New flag.
7341 (execute): If report_times is set, calculate and report the
7342 CPU time consumed by each subprocess.
7344 (rus, prus): New globals.
7345 (option_map): Add --time.
7346 (display_help): Document -time.
7347 (process_command): Set report_times if -time is given.
7348 Turn off -pipe if -time is given.
7350 * invoke.texi: Document new option -time.
7352 * configure.in: Check for getrusage. Check if we have to
7353 prototype getrusage.
7354 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
7355 * configure: Regenerate.
7356 * config.in: Regenerate.
7358 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
7360 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
7363 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
7365 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
7366 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
7367 (nan): Return _thenan_sf or _thenan_df as appropriate.
7368 (L_thenan_sf): Define _thenan_sf.
7369 (L_thenan_df): Define _thenan_df.
7371 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
7372 (DPBIT_FUNCS): Add _thenan_df.
7374 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
7376 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
7379 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7381 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
7384 (lang_specific_driver): Don't take a function pointer parameter.
7385 All callers changed.
7387 * gcc.c: Include gcc.h.
7388 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
7389 lang_specific_extra_outfiles, fatal): Don't declare.
7390 (multilib_defaults_raw): Constify.
7391 (read_specs): Call memset, rather than bzero.
7392 (main): Call return, not exit.
7393 (lookup_compiler): Call memcpy, not bcopy.
7394 (fatal): Make extern.
7396 * cppspec.c: Include gcc.h.
7397 (lang_specific_driver): Initialize variable `quote'. Constify a
7398 char*. All calls to the function pointer parameter now
7399 explicitly call `fatal'.
7401 * gccspec.c (lang_specific_driver): Include gcc.h.
7403 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
7405 * arm.c (note_invalid_constants): Use recog_data.operand_type
7408 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7410 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
7413 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
7414 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7415 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7416 reload_secondary_in_reload, reload_secondary_out_reload,
7417 reload_secondary_in_icode, reload_secondary_out_icode,
7418 reload_reg_rtx, reload_when_needed): Delete declarations.
7419 (struct reload): New structure.
7420 (rld): Declare new array.
7421 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
7422 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
7423 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
7424 reload_secondary_in_reload, reload_secondary_out_reload,
7425 reload_secondary_in_icode, reload_secondary_out_icode,
7426 reload_reg_rtx, reload_when_needed): Delete definitions.
7428 (whole file): Replace uses of the deleted arrays with uses of rld.
7429 * reload1.c (whole file): Replace uses of the deleted arrays with
7431 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
7432 explicit loops, not with bcopy.
7434 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
7436 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
7437 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
7438 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
7439 insn_name): Delete and consolidate into new structures.
7440 (insn_operand_predicate_fn): New.
7441 (insn_output_fn): New.
7443 (struct insn_operand_data): New.
7444 (struct insn_data): New.
7446 (OUT_FCN): Update for insn_data change.
7447 * builtins.c (expand_builtin_strlen): Likewise.
7448 (expand_builtin_memcmp): Likewise.
7449 * combine.c (make_extraction, simplify_comparison): Likewise.
7450 * cse.c (canon_reg, cse_insn): Likewise.
7451 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
7452 * expmed.c (store_bit_field, extract_bit_field): Likewise.
7453 (emit_store_flag): Likewise.
7454 * expr.c (convert_move, emit_block_move): Likewise.
7455 (clear_storage, emit_push_insn, expand_increment): Likewise.
7456 (do_store_flag): Likewise.
7457 * expr.h (GEN_FCN): Likewise.
7458 (insn_gen_function): Die.
7459 * final.c (final_scan_insn): Update for insn_data change.
7460 (output_asm_name): Likewise.
7461 * function.c (fixup_var_refs_1): Likewise.
7462 * loop.c (check_dbra_loop): Likewise.
7463 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
7464 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
7465 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
7466 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
7467 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
7468 * regmove.c (gen_add3_insn): Likewise.
7469 * reload.c (push_secondary_reload, combine_reloads): Likewise.
7470 (find_reloads, find_reloads_address_1): Likewise.
7471 (debug_reload_to_stream): Likewise.
7472 * reload1.c (emit_reload_insns, gen_reload): Likewise.
7473 * stmt.c (expand_end_case): Likewise.
7474 * toplev.c (compile_file): Likewise.
7476 * c4x/c4x.c (c4x_process_after_reload): Likewise.
7477 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7479 * print-rtl.c (insn_name_ptr): Remove declaration.
7480 (get_insn_name): Declare.
7481 (print_rtx): Use it.
7482 * genoutput.c (insn_name_ptr): Remove.
7483 (next_operand_number): New.
7484 (struct operand_data): New.
7485 (null_operand, odata, odata_end): New.
7486 (struct data): Use struct operand_data.
7487 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
7488 (get_insn_name): Renamed from name_for_index.
7489 (output_prologue): Define NO_MD_PROTOTYPES.
7490 (output_predicate_decls): Break out from output_epilogue.
7491 Iterate over the operands list.
7492 (output_operand_data): Break out from output_epilogue. Emit
7493 just the operands list.
7494 (output_insn_data): Break out from output_epilogue. Emit just
7496 (output_epilogue): Remove.
7497 (output_get_insn_name): New.
7498 (constraints, op_n_alternatives, predicates, address_p): Die.
7499 (modes, strict_low, seen): Die.
7500 (scan_operands): Take new param `d' instead of writing to
7501 seven global variables.
7502 (compare_operands): New.
7503 (place_operands): New.
7504 (validate_insn_alternatives): Update for struct data change.
7505 (gen_insn): Don't zero or copy 7 global arrays. Update for
7506 scan_operands; call place_operands.
7507 (gen_peephole, gen_expand, gen_split): Likewise.
7508 (main): Update for new output routines.
7510 * genattr.c (insn_name_ptr): Remove.
7511 (get_insn_name): New function.
7512 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
7513 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
7514 * genrecog.c: Likewise.
7516 * alpha.md (adddi3): Make `pattern' array static.
7518 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7520 * config/c4x/c4x.h (c4x_rpts_cycles_string,
7521 c4x_cpu_version_string): Constify char *.
7522 * config/c4x/c4x.c (c4x_rpts_cycles_string,
7523 c4x_cpu_version_string): Likewise.
7525 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
7527 * tree.c (save_tree_status): Revert 10 Sep change.
7528 (restore_tree_status): Likewise. Call obstack_free with NULL
7529 before freeing the obstack proper.
7531 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
7533 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
7535 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
7536 surrounding context.
7538 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
7540 * tree.c (type_hash_canon): Put all types in the hash-table, when
7543 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
7545 * recog.h (struct recog_data, recog_data): New.
7546 (recog_foo variables): Kill.
7547 * recog.c (recog_operand, recog_operand_loc): Kill.
7548 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
7549 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
7550 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
7551 (recog_data): Define.
7552 (extract_insn): Update all recog_foo references to use recog_data.
7553 (preprocess_constraints, constrain_operands): Likewise.
7554 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
7555 * genattrtab.c (main): Likewise.
7556 * genextract.c (main): Likewise.
7557 * genoutput.c: Likewise.
7558 * genrecog.c (write_subroutine, main): Likewise.
7559 * local-alloc.c (block_alloc): Likewise.
7560 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
7561 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
7562 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
7563 * reload.c (find_reloads, find_reloads_toplev): Likewise.
7564 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
7565 (reload_cse_simplify_operands): Likewise.
7567 * arc/arc.c (arc_final_prescan_insn): Likewise.
7568 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
7569 * h8300/h8300.c (notice_update_cc): Likewise.
7570 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
7571 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
7572 * mn10200/mn10200.c (notice_update_cc): Likewise.
7573 * mn10300/mn10300.c (notice_update_cc): Likewise.
7574 * romp/romp.c (update_cc): Likewise.
7575 * sparc/sparc.c (check_pic): Likewise.
7576 * v850/v850.c (notice_update_cc): Likewise.
7578 * genemit.c (main): Don't declare recog_operand.
7580 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
7582 * ggc.h (rtvec_def): Forward declare.
7583 (tree_node): Likewise.
7586 (ggc_set_mark_rtx): Add prototype.
7587 (ggc_set_mark_rtvec): Likewise.
7588 (ggc_set_mark_tree): Likewise.
7589 * ggc-simple.c (ggc_root): Don't define.
7590 (roots): Don't declare.
7591 (ggc_mark_rtx): Remove.
7592 (ggc_mark_rtvec): Likewise.
7593 (ggc_mark_tree): Likewise.
7594 (ggc_mark_varray): Likewise.
7595 (ggc_mark_tree_hash_table_entry): Likewise.
7596 (ggc_mark_tree_hash_table): Likewise.
7597 (ggc_set_mart_rtx): New function.
7598 (ggc_set_mark_rtvec): Likewise.
7599 (ggc_set_mark_tree): Likewise.
7600 (ggc_add_root): Remove.
7601 (ggc_add_rtx_root): Likewise.
7602 (ggc_remove_tree_root): Likewise.
7603 (ggc_add_string_root): Likewise.
7604 (ggc_add_tree_varray_root): Likewise.
7605 (ggc_add_tree_hash_table_root): Likewise.
7606 (ggc_del_root): Likewise.
7607 (ggc_mark_rtx_ptr): Likewise.
7608 (ggc_mark_tree_ptr): Likewise.
7609 (ggc_mark_string_ptr): Likewise.
7610 (ggc_mark_tree_varray_ptr): Likewise.
7611 (ggc_mark_tree_hash_table_ptr): Likewise.
7612 * ggc-common.c: New file.
7613 * Makefile.in (OBJS): Add ggc-common.o.
7614 (ggc-common.o): List dependencies.
7616 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
7618 * cppalloc.c (xstrdup): Use memcpy.
7619 * cpperror.c (cpp_print_containing_files): Don't use
7621 * cpplib.c (conditional_skip): Set temp->lineno.
7622 (do_endif): Make error message less obscure.
7623 (if_directive_name): New function.
7624 (cpp_get_token [case EOF]): Unwind the if stack and generate
7625 error messages for each unterminated conditional in this file.
7626 (parse_string): Do not behave differently if -traditional.
7628 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
7630 * builtins.c (expand_builtin_va_arg): Cope with an array-type
7631 va_list decomposing to pointer-type.
7632 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
7633 (rs6000_va_arg): Likewise.
7635 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
7637 * except.c (start_dynamic_handler): Compute size using
7638 STACK_SAVEAREA_MODE.
7640 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7642 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
7643 include directory headers. Don't define strrchr. Don't provide
7644 my_* replacement functions. Prefer PTR over `pointer_type'.
7645 Don't prototype system functions. Don't redefine getopt.
7647 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
7648 safe_read, safe_write, save_pointers, restore_pointers,
7649 is_id_char, in_system_include_dir, directory_specified_p,
7650 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
7651 find_corresponding_lparen, referenced_file_is_newer,
7652 save_def_or_dec, munge_compile_params, gen_aux_info_file,
7653 process_aux_info_file, identify_lineno, check_source,
7654 seek_to_line, forward_to_next_token_char, output_bytes,
7655 output_string, output_up_to, other_variable_style_function,
7656 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
7657 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
7658 find_static_definition, connect_defs_and_decs, add_local_decl,
7659 add_global_decls, needs_to_be_converted, visit_each_hash_node,
7660 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
7661 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
7662 scan_for_missed_items, edit_file, string_list_cons): Add static
7664 (standard_exec_prefix, target_machine, target_version,
7665 default_syscalls_dir, string_list, string_list_cons, find_file,
7666 do_cleaning): Constify a char*.
7667 (safe_read, safe_write): Use PTR, not a char*.
7668 (is_id_char): Take an int, not a char.
7669 (main): Add prototype. Call return, not exit.
7671 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
7673 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
7674 when comparing types.
7676 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
7678 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
7679 (strength_reduce): Release the varrays from the no-bivs early exit.
7681 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
7682 the loop over the registers.
7684 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
7686 (restore_tree_status): Check that instead when freeing the obstack.
7688 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
7690 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
7693 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7695 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
7696 operand size modifiers.
7698 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7700 * c-common.c (c_common_nodes_and_builtins): Don't build
7702 * c-common.h (enum c_tree_index and related accesor macros): Remove
7703 everything now declared in tree.h.
7704 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7705 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
7706 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
7707 (error_mark_node, void_type_node, char_type_node, integer_type_node,
7708 unsigned_type_node, ptr_type_node, va_list_type_node,
7709 integer_zero_node, null_pointer_node, integer_one_node): Delete.
7710 (init_decl_processing): Call build_common_tree_nodes and
7711 build_common_tree_nodes_2 instead of building their nodes here.
7712 Don't add roots for these nodes.
7713 * stor-layout.c (size_zero_node, size_one_node): Delete.
7714 (set_sizetype): Make a new node for bitsizetype each time.
7715 * tree.c (global_trees): New variable.
7716 (init_obstacks): Add a gc root for it.
7717 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
7718 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
7719 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
7720 (build_common_tree_nodes): New function.
7721 (fix_sizetype): New function.
7722 (build_common_tree_nodes_2): New function.
7723 * tree.h (enum tree_index): New.
7724 (global_trees): Declare.
7725 Add accessor macros for all nodes now moved to global_trees.
7726 Delete their declarations.
7728 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
7730 * c-decl.c (finish_function): When processing a nested function,
7731 push and pop GC context around rest_of_compilation.
7733 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
7735 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
7736 Default ix86_arch to PROCESSOR_I386.
7737 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
7738 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
7739 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
7740 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
7741 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
7742 (EXTRA_SPECS): Remove deleted specs.
7744 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
7746 * function.c (assign_stack_local_1): Allocate from
7747 function->x_frame_offset, not frame_offset.
7749 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
7751 * ggc.h (lang_cleanup_tree): Remove.
7752 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
7753 * ggc-callbacks.c (lang_cleanup_tree): Remove.
7755 * c-decl.c (finish_struct): Use ggc_alloc to allocate
7756 TYPE_LANG_SPECIFIC when garbage collecting.
7757 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
7758 (lang_cleanup_tree): Remove.
7760 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
7762 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
7763 * crtstuff.c: Not here.
7764 * dwarf2out.c: Or here.
7765 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
7768 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
7770 * function.h (free_after_compilation): Remove decl parameter.
7771 (free_varasm_status0: Likewise.
7772 (free_emit_status): Likewise.
7773 (free_stmt_status): Likewise.
7774 (free_after_compilation): Likewise.
7775 (init_lang_status): New variable.
7776 (free_lang_status): Likewise.
7777 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
7778 * function.c (init_lang_status): New variable.
7779 (free_lang_status): Likewise.
7780 (push_function_context_to): Don't set function::decl here.
7781 (free_after_copmilation): Make decl parameter implicit. Call
7782 free_lang_status if defined.
7783 (prepare_function_start): Call init_lang_status if defined.
7784 (init_function_start): Set function::decl here.
7785 * profile.c (output_func_start_profiler): Don't call pushdecl
7786 until we've actually started the function.
7787 * stmt.c (free_stmt_status): Make decl parameter implicit.
7788 * toplev.c (rest_of_compilation): Don't pass decl to
7789 free_after_compilation.
7790 * varasm.c (free_varasm_status): Likewise.
7792 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7794 * except.c (call_get_eh_context): Add root when allocating static
7797 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
7799 * arm.c: Include "ggc.h".
7800 (arm_add_gc_roots): New function.
7801 (arm_override_options): Call it.
7802 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
7804 * arm.md (define_asm_attributes): Add a pool_range attribute.
7806 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
7808 * extend.texi (Volatiles): New node.
7810 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
7812 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
7813 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
7814 (struct ggc_any): Replace `mark' with `magic_mark'.
7815 (ggc_alloc_string): Use memcpy, not bcopy.
7816 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
7817 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
7818 (ggc_free_any): New.
7819 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
7820 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
7821 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
7822 Use IS_MARKED. Use ggc_free_any.
7824 1999-09-09 Scott Bambrough <scottb@netwinder.org>
7826 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
7828 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
7830 * toplev.c (main): Always init_ggc.
7832 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
7834 * except.c (find_all_handler_type_matches): Free the list if
7835 we found no matches.
7837 * combine.c (SUBST): Break out to a real function do_SUBST.
7838 (SUBST_INT): Likewise.
7839 * gcse.c (free_pre_mem): Free `temp_bitmap'.
7840 (pre_insert): Free `inserted'.
7841 * loop.c (basic_induction_var): Always set `location'.
7843 * function.c (expand_function_end): Add initial_trampoline as a root.
7844 * rtl.h (init_varasm_once): Declare.
7845 * toplev.c (compile_file): Call it.
7846 * ggc-simple.c (ggc_mark_string_ptr): New.
7847 (ggc_add_string_root): New.
7848 (ggc_collect): Disable collection avoidance temporarily.
7849 * ggc.h (ggc_add_string_root): Declare.
7850 * except.c (create_rethrow_ref): Use ggc_alloc_string.
7851 * optabs.c (init_libfuncs): Likewise.
7852 * varasm.c (named_section): Use ggc_alloc_string.
7853 (make_function_rtl): Likewise.
7854 (make_decl_rtl): Likewise.
7855 (assemble_static_space): Likewise.
7856 (assemble_trampoline_template): Likewise.
7857 (output_constant_def): Likewise.
7858 (force_const_mem): Likewise.
7859 (mark_const_hash_entry): New.
7860 (mark_pool_sym_hash_table): New.
7861 (mark_varasm_state): Use it.
7862 (init_varasm_once): New.
7864 * expr.h (init_one_libfunc): Declare.
7865 * optabs.c (init_one_libfunc): New.
7866 (init_optabs): Use it.
7867 * config/gofast.h: Likewise.
7868 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
7869 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
7871 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
7873 * Makefile.in (cppexp.o): Depend on cpphash.h.
7874 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
7876 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
7877 * cpplib.c (do_define): Generalise to handle poisoned definitions,
7878 redefining poisoned identifiers, etc.
7879 (do_undef): Don't allow poisoned identifiers to be undefined.
7880 (do_pragma): Add #pragma poison.
7881 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
7883 * cccp.c: Add T_POISON node type.
7884 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
7886 (do_define): Generalise to handle poisoned definitions,
7887 redefining poisoned identifiers, etc.
7888 (do_undef): Don't allow poisoned identifiers to be undefined.
7889 (do_pragma): Add #pragma poison.
7890 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
7892 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
7893 * c-pragma.h: Add ps_poison state. We now always have generic
7896 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
7898 * ggc.h (ggc_alloc): New function.
7899 (ggc_mark): Likewise.
7900 * ggc-simple.c (ggc_any): New structure.
7901 (ggc_status): Add anys.
7902 (n_anys_collected): New variable.
7903 (ggc_alloc): Define.
7904 (ggc_mark): Likewise.
7905 (ggc_collect): Collect the anys.
7907 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7909 * c-decl.c (mark_binding_level): Make static to match prototype.
7911 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
7913 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
7915 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
7917 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
7918 will use into account. Expand the max width to 5.
7921 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
7923 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
7926 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
7928 * alpha.md (call value patterns): Remove the result predicates.
7930 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
7932 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
7935 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7937 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
7938 changed from extern char *, to extern PTR. Also fix typo in
7939 NEED_DECLARATION_REALLOC test.
7941 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
7943 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7945 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
7946 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
7947 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
7948 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
7950 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
7952 * cccp.c (pcfinclude): Likewise.
7954 * global.c (allocno_compare): Likewise.
7956 * haifa-sched.c (rank_for_schedule): Likewise.
7958 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
7960 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
7962 * stupid.c (stupid_reg_compare): Likewise.
7964 * tree.c (_obstack_allocated_p): Likewise.
7966 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
7968 1999-09-08 Bruce Korb autogen@linuxbox.com
7970 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
7971 why "gperf -F" fails.
7972 * gcc/cp/Makefile.in: ditto
7973 * gcc/Makefile.in: ditto
7974 * gcc/java/Makefile.in: ditto
7976 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
7978 * lists.c: Include ggc.h.
7980 (init_EXPR_INSN_LIST_cache): Install it.
7982 * ggc-simple.c (init_ggc): Absorb the old init.
7983 (ggc_push_context): Use xcalloc.
7984 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
7985 (ggc_collect): Add [rvts] tags to the collection stats.
7987 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
7989 * cccp.c (main): Fix handling of -include and -imacros options.
7991 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
7993 * cpplib.c (cpp_push_buffer): Fix order of arguments.
7995 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
7997 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
8000 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8002 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
8003 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
8004 and SET_DEST. Update comment.
8006 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8008 * config/c4x/c4x.c: Include ggc.h.
8009 (c4x_add_gc_roots): New function.
8010 (c4x_override_options): Call c4x_add_gc_roots.
8012 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
8014 * defaults.h (TARGET_ESC): Move ...
8015 * system.h: ... here, where Linas had it in the first place. Silly me.
8017 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
8019 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
8020 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
8021 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
8022 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
8023 * defaults.h (TARGET_ESC): Add default.
8025 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
8027 * configure.in: add i370-*-openedition, i370-*-mvs and
8028 i370-*-linux targets
8030 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
8032 * dsp16xxx.c: Include ggc.h
8033 (override_options): Mark GC roots.
8034 * mn10200.c: Include ggc.h.
8035 (asm_file_start): Mark GC roots.
8036 * tahoe.c: Include ggc.h.
8037 (extensible_operand): Mark GC roots.
8039 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
8041 * README: Add section discussing status of ELF ABI.
8042 * i370.c: Fix misc spelling mistakes.
8043 (i370_label_scan): Updated notes, exception handling.
8044 (i370_function_prolog): Simplify ELF stack handling.
8045 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
8046 (STACK_GROWS_DOWNWARD): ELF stack grows down.
8047 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
8048 * i370.md: (movdi): Add notes.
8049 (floatsidf2): Use stack not rtca for scratch float area.
8050 (iorsi3): Correct operand constraints.
8051 * x-oe: Restore TAROUTOPTS which are used by pax.
8053 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
8055 * rs6000.c: Include ggc.h.
8056 (rs6000_add_gc_roots): New function.
8057 (override_options): Call it.
8059 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
8061 * alpha.h (alpha_compare): New.
8062 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
8063 * alpha.c: Likewise for the definitions.
8064 (alpha_emit_conditional_branch): Update for alpha_compare.
8065 (alpha_emit_conditional_move): Likewise.
8066 * alpha.md (cmpdf, cmpdi): Likewise.
8067 (setcc patterns): Likewise. Zero alpha_compare after use.
8068 (sne): Optimize (x != 0) into (0U < x).
8070 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
8072 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
8073 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
8074 (INIT_EXPANDERS): Remove.
8075 * alpha.c: Include ggc.h.
8076 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
8077 (alpha_init_machine_status, alpha_mark_machine_status): New.
8078 (override_options): Install them.
8079 (struct machine_function): Moved to alpha.h.
8080 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
8081 (alpha_init_expanders): Remove.
8082 (alpha_return_addr): Adjust to use current_function->machine.
8083 (alpha_ra_ever_killed): Likewise.
8084 (alpha_expand_epilogue): Likewise.
8085 * alpha.md (eh_epilogue): Likewise.
8087 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
8088 Melissa O'Neill <oneill@cs.sfu.ca>
8089 Geoffrey Keating <geoffk@cygnus.com>
8091 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
8092 call-used registers (call-saved registers must still be contiguous
8093 and end with r31, of course).
8095 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
8097 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
8098 (self_promoting_type_p): Delete.
8099 (self_promoting_args_p): Move ...
8100 * c-common.c: ... here.
8101 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
8102 (simple_type_promotes_to): New.
8103 * builtins.c (lang_type_promotes_to): New.
8104 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
8105 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
8106 * c-common.h: ... here.
8107 (self_promoting_args_p, simple_type_promotes_to): Declare.
8108 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
8109 (grokdeclarator): Likewise.
8110 * tree.h (lang_type_promotes_to): Declare.
8112 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
8114 Add some machine-dependent GC roots.
8115 * sparc.c: Include ggc.h.
8116 (sparc_add_gc_roots): New function.
8117 (mark_ultrasparc_pipeline_state): Likewise.
8118 (override_options): Call sparc_add_gc_roots.
8119 * pa.c: Include ggc.h.
8120 (pa_add_gc_roots): New function.
8121 (mark_deferred_plabels): Likewise.
8122 (override_options): Call pa_add_gc_roots.
8123 * mips.c: Include ggc.h.
8124 (mips_add_gc_roots): New function.
8125 (override_options): Use it.
8127 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8129 * cpperror.c (cpp_file_line_for_message): Constify a char*.
8131 * cppexp.c (parse_number, parse_charconst, cpp_lex,
8132 cpp_parse_expr): Add static prototypes.
8133 (parse_charconst): Don't cast away const-ness.
8134 (token): Constify a char*.
8136 * cppfiles.c (file_name_list, include_hash, find_include_file,
8137 finclude, initialize_input_buffer): Constify a char*.
8138 (file_cleanup, find_position): Add static prototypes.
8140 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
8141 collect_expansion): Add static prototypes.
8142 (cpp_install, create_definition, monthnames): Constify a char*.
8144 * cpphash.h (cpp_install): Likewise.
8146 * cppinit.c (known_suffixes, default_include,
8147 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
8148 (base_name, dump_special_to_buffer, initialize_dependency_output):
8149 Add static prototypes.
8151 * cpplib.c (my_strerror): Constify a char*.
8152 (null_underflow, null_cleanup, skip_comment, copy_comment,
8153 copy_rest_of_line, handle_directive, pass_thru_directive,
8154 get_directive_token, read_line_number, cpp_print_file_and_line,
8155 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
8156 v_cpp_warning_with_line, detect_if_not_defined,
8157 consider_directive_while_skipping): Add static prototypes.
8158 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
8159 cpp_pedwarn_with_file_and_line): Constify a char*.
8161 * cpplib.h (cpp_options, include_hash, progname, definition,
8162 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
8163 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
8164 find_include_file, deps_output, include_hash): Constify a char*.
8166 * cppmain.c (progname): Constify.
8167 (main): Add prototype. Use return, not exit.
8169 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
8170 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
8171 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
8172 check_protection): Add static prototype.
8174 (progname, recognized_macrom, recognized_extern): Constify a char*.
8175 (main): Add prototype.
8177 * gen-protos.c (progname): Constify a char*.
8179 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
8181 * emit-rtl.c (free_emit_status): Take decl as a parameter.
8182 (init_emit_once): Add more GC roots.
8183 * except.c (mark_func_eh_entry): New function.
8184 (mark_eh_node): Mark false_label and rethrow_label.
8185 (init_eh): Add more GC roots.
8186 * function.c (free_after_compilation): Take decl as a paramter.
8187 Call free_stmt_status.
8188 (mark_function_state): Don't assume x_parm_reg_stack_loc is
8190 * function.h (free_after_compilation): Change prototype.
8191 (free_varasm_status): Likewise.
8192 (free_emit_status): Likewise.
8193 (free_stmt_status): New function.
8194 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
8195 Remove, replacing with ...
8196 (ggc_status): New structure.
8197 (ggc_chain): New variable.
8199 (ggc_push_context): New function.
8200 (ggc_pop_context): Likewise.
8201 (ggc_alloc_rtx): Adjust for use of ggc_chain.
8202 (ggc_alloc_rtvec): Likewise.
8203 (ggc_alloc_tree): Likewise.
8204 (ggc_alloc_string): Likewise.
8205 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
8206 (ggc_mark_tree): Give language-dependent code a chance to mark
8208 (ggc_mark_tree_varray): Handle empty arrays.
8209 (ggc_collect): Adjust for use of ggc_chain. Clear
8210 bytes_alloced_since_last_gc.
8211 * ggc.h (ggc_pop_context): New function.
8212 (ggc_push_context): Likewise.
8213 * print-tree.c (print_node): Don't print obstacks when GC'ing.
8214 * stmt.c (free_stmt_status): New function.
8215 (init_stmt_for_function): Clear last_expr_value.
8216 * toplev.c (rest_of_compilation): Always call free_after_compilation.
8217 Conditionalize call to ggc_collect.
8218 (main): Call init_ggc.
8219 * tree.c (push_obstacks): Do the push, even when GC'ing.
8220 (push_obstacks_nochange): Likewise.
8221 (pop_obstacks): Liekwise.
8222 * varasm.c (free_varasm_status): Take decl as a parameter.
8224 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
8226 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
8227 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
8228 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
8229 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
8231 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
8233 * pa/x-pa-mpeix: New file for the MPE port.
8235 * pa/quadlib.asm: New file for long double support.
8237 * configure.in: Add hppa1.0-*-mpeix for MPE port.
8238 * configure: Rebuilt.
8240 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
8242 * final.c (shorten_branches): Fix last change.
8244 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
8246 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
8248 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
8250 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
8253 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8255 * c-aux-info.c (concat): Don't define.
8257 * cccp.c (my_strerror): Likewise. All callers changed to use
8259 (do_include): Call xstrdup, not xmalloc/strcpy.
8260 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
8261 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
8263 * collect2.c (my_strsignal): Likewise. All callers changed to use
8265 (locatelib): Call xstrdup, not xmalloc/strcpy.
8267 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
8269 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
8271 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
8273 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
8275 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
8277 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
8279 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
8281 (find_all_handler_type_matches): Likewise. Don't check return
8283 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
8284 xmalloc, not malloc.
8285 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
8287 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
8288 (init_spec): Call xcalloc, not xmalloc/bzero.
8289 (set_spec): Call xstrdup, not save_string.
8290 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
8291 (find_a_file): Call xstrdup, not xmalloc/strcpy.
8292 (process_command): Call xstrdup, not save_string.
8293 (main): Call xcalloc, not xmalloc/bzero.
8295 * gcov.c (xmalloc): Don't define.
8296 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
8297 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
8298 (output_data): Call xcalloc, not xmalloc/bzero.
8300 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
8302 * mips-tdump.c (xmalloc): Don't define.
8303 (print_symbol): Call xmalloc, not malloc.
8304 (read_tfile): Call xcalloc, not calloc.
8306 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
8307 Don't define. All callers of xfree/my_strsignal changed to use
8308 free/strsignal instead.
8309 (allocate_cluster): Call xcalloc, not calloc.
8311 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
8312 Fix memory leak, free allocated memory.
8314 * prefix.c (translate_name): Call xstrdup, not save_string.
8315 (update_path): Likewise.
8317 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
8319 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
8320 Don't define. Callers of xfree/savestring2 changed to use
8321 free/concat instead.
8323 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
8324 (init_elim_table): Likewise.
8326 * resource.c (init_resource_info): Likewise.
8328 * stupid.c (stupid_life_analysis): Likewise.
8330 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
8331 (open_dump_file): Call concat, not xmalloc/strcpy/...
8332 (clean_dump_file): Likewise.
8333 (compile_file): Call xstrdup, not xmalloc/strcpy.
8335 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
8337 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
8338 * v850.c (v850_va_arg): New.
8340 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8342 * haifa-sched.c: Tidy comments.
8344 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8346 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
8347 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
8348 $(out_object_file)): Depend on ggc.h.
8349 * c-common.c: Include "ggc.h".
8350 (combine_strings): If doing GC, use ggc_alloc_string.
8351 * c-decl.c: Include "ggc.h".
8352 (ggc_p): Define with value 0.
8353 (mark_binding_level): New function.
8354 (init_decl_processing): Add GC roots.
8355 (mark_c_function_context): New function.
8356 (lang_mark_false_label_stack): New function.
8357 (lang_mark_tree): New function.
8358 (lang_cleanup_tree): New function.
8359 * c-lang.c: Include "ggc.h".
8360 (lang_init): Call c_parse_init.
8361 * c-lex.c: Include "ggc.h".
8362 (check_linenum): If doing GC, don't copy filenames to permanent
8364 * c-parse.in: Include "ggc.h".
8365 (c_parse_init): New function.
8366 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
8367 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
8369 * except.c (mark_eh_state): Mark more state.
8370 * function.c (mark_function_state): Likewise.
8371 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
8372 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
8373 * toplev.c (mark_file_stack): New function.
8374 (compile_file): If doing GC, use ggc_alloc_string on input filename.
8375 (main): Add root for input_file_stack.
8377 * i386.c: Include "ggc.h".
8378 (ix86_mark_machine_status): New function.
8379 (override_options): Set mark_machine_status.
8381 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8383 * tree.c (copy_node): Copy node contents also if doing GC.
8385 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8387 * collect2.c (scan_libraries): Fix double-thinko :-).
8389 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
8391 * collect2.c (scan_libraries): Fix thinko.
8393 * cse.c (delete_trivially_dead_insns): Do not skip the last
8394 insn if it is a real insn.
8396 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
8398 * Makefile.in (ggc-simple.o): Depend on hash.h.
8399 * ggc.h (ggc_add_tree_hash_table_root): Declare.
8400 (ggc_mark_tree_varray): Likewise.
8401 (ggc_mark_tree_hash_table): Likewise.
8402 * ggc-simple.c: Include hash.h.
8403 (ggc_mark_tree_hash_table_ptr): New function.
8404 (ggc_mark_tree_hash_table_entry): Likewise.
8405 (ggc_mark_tree_hash_table): Likewise.
8406 (ggc_add_tree_hash_table_root): Likewise.
8407 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
8408 rtx, when defining fields.
8410 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8412 * profile.c (output_func_start_profiler): Remove apparently
8413 nonsensical call to start_sequence.
8415 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
8417 * clipper/clipper.c (clipper_va_start): Fix typos.
8419 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
8420 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
8421 (spur_va_arg): New stub.
8423 * configure.in: Comment out pyramid.
8425 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
8427 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
8428 don't conflict with the bits that win32, cygwin, and dgux
8431 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
8432 Bernd Schmidt <bernds@cygnus.co.uk>
8434 * integrate.c (function_cannot_inline_p): Do not inline
8435 functions with forced labels.
8437 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
8438 Bernd Schmidt <bernds@cygnus.co.uk>
8439 Mark Mitchell <mark@codesourcery.com>
8441 * Makefile.in (ggc-simple.o): Depend on varray.h.
8442 (rtl.o): Depend on ggc.h.
8443 (genattrtab.o): Depend on ggc.h.
8444 (print-tree.o): Likewise.
8445 (fold-const.o): Likewise.
8446 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
8447 (make_insn_raw): Don't cache insns when GC'ing.
8448 (emit_insn_before): Likewise.
8449 (emit_insn_after): Likewise.
8450 (emit_insn): Likewise.
8451 (start_sequence): Use xmalloc to allocate the sequence_stack.
8452 (end_sequence): Add free to free it.
8453 (gen_sequence): Don't cache insns when GC'ing.
8454 (clear_emit_caches): Don't use sequence_element_free_list.
8455 (init_emit): Use xcalloc, not xmalloc+bzero.
8456 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
8457 * function.c (pop_function_context_from): Use free to free the
8458 fixup_var_refs_queue.
8459 (put_reg_into_stack): Allocate it with xmalloc.
8460 * genattrtab.c: Include ggc.h.
8461 (operate_exp): Don't use obstack_free when GC'ing.
8462 (simplify_cond): Likewise.
8463 (simplify_text_exp): Likewise.
8464 (optimize_attrs): Likewise.
8465 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
8467 (gencode): Generate a #include for ggc.h.
8468 * ggc-callbacks.c (ggc_p): Define it to zero.
8469 * ggc-none.c (ggc_p): Likewise.
8470 * ggc-simple.c: Include varray.h.
8471 (ggc_mark_tree_varray): New function.
8472 (ggc_add_tree_varray_root): Likewise.
8473 (ggc_mark_tree_varray_ptr): Likewise.
8474 * ggc.h (ggc_p): Declare.
8475 (varray_head_tag): Likewise.
8476 (ggc_add_tree_varray_root): Declare.
8477 * print-tree.c (print_node): Don't check for TREE_PERMANENT
8478 inconsistencies when GC'ing.
8479 * rtl.c: Include ggc.h.
8480 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
8481 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
8482 (rtx_free): Don't call obstack_free when GC'ing.
8483 * toplev.c (rest_of_compilation): Call ggc_collect after every
8485 * tree.c (push_obstacks): Do nothing, if GC'ing.
8486 (pop_obstacks_nochange): Likewise.
8487 (pop_obstacks): Likewise.
8488 (make_node): Use ggc_alloc_tree when GC'ing.
8489 (copy_node): Likewise.
8490 (get_identifier): Use ggc_alloc_string when GC'ing.
8491 (build_string): Likewise.
8492 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
8493 (tree_cons): Likewise.
8495 (type_hash_canon): Don't call obstack_free when GC'ing.
8497 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
8499 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
8500 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
8502 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
8503 Bernd Schmidt <bernds@cygnus.co.uk>
8504 Mark Mitchell <mark@codesourcery.com>
8506 * Makefile.in (stor-layout.o): Depend on ggc.h.
8507 (expr.o): Depend on ggc.h.
8508 (profile.o): Depend on ggc.h.
8509 (stor-layout.o): Depend on ggc.h.
8510 * emit-rtl.c (init_emit_once): Add gc roots.
8511 * expr.c: Include ggc.h.
8512 (emit_block_move): Add gc roots.
8513 (clear_storage): Likewise.
8514 * expr.h (init_stor_layout_once): New function.
8515 * profile.c: Include ggc.h.
8516 (init_arc_profiler): profiler_label is a root.
8517 * scan.c (make_sstring_space): Trust xrealloc to function
8518 correctly with first parameter NULL.
8519 * stor-layout.c: Include ggc.h.
8520 (set_sizetype): Add gc root.
8521 (init_stor_layout_once): New function.
8522 * toplev.c (compile_file): Call it.
8524 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
8525 Bernd Schmidt <bernds@cygnus.co.uk>
8526 Mark Mitchell <mark@codesourcery.com>
8528 * Makefile.in (tree.o): Depend on ggc.h.
8529 (varasm.o): Likewise.
8530 (function.o): Likewise.
8532 (except.o): Likewise.
8533 (optabs.o): Likewise.
8534 (emit-rtl.o): Likewise.
8535 * emit-rtl.c: Include ggc.h.
8536 (sequence_element_free_list): Remove, and all references.
8537 (mark_sequence): New functions.
8538 (mark_emit_state): New function.
8539 * except.c: Include ggc.h.
8540 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
8541 (mark_tree_label_node): New functions.
8542 (mark_eh_state): New function.
8543 * function.c: Include ggc.h.
8544 (mark_temp_slot, mark_function_chain): New functions.
8545 (mark_function_state): New function.
8546 (init_function_once): New function.
8547 * function.h (init_function_once): New function.
8548 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
8549 * ggc.h (label_node): Declare.
8550 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
8551 (lang_mark_false_label_stack): New function.
8552 (mark_temp_slot): Remove declaration.
8553 (mark_function_chain): Likewise.
8554 (mark_eh_state): Adjust prototype.
8555 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
8557 * optabs.c: Include ggc.h.
8558 (mark_optab): New function.
8559 (init_optabs): Add gc roots.
8560 * stmt.c: Include ggc.h.
8561 (mark_cond_nesting, mark_loop_nesting): New functions.
8562 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
8563 (mark_stmt_state): New function.
8564 * toplev.c (compile_file): Call init_function_once.
8565 * tree.c: Include ggc.h.
8566 (type_hash): Move declaration earlier in file.
8567 (TYPE_HASH_SIZE, type_hash_table): Likewise.
8568 (init_obstacks): Add gc roots.
8569 (mark_type_hash): New function.
8570 * varasm.c: Include ggc.h.
8571 (mark_pool_constant): New function.
8572 (mark_varasm_state): New function.
8574 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8576 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
8578 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8580 * c-decl.c (struct language_function): Renamed from struct c_function.
8582 (c_function_chain): Delete.
8583 (push_c_function_context): New arg F. Don't warn about nested
8584 functions here. Fill LANGUAGE elt of F. Delete code to update
8585 c_function_chain. Don't call push_function_context.
8586 (pop_c_function_context): New arg F. Restore from there instead of
8587 from c_function_chain. Don't call pop_function_context. Clear out
8588 LANGUAGE field of F when done.
8589 * c-lang.c: Include "function.h"
8590 (lang_init): Initialize save_lang_status and restore_lang_status.
8591 * c-parse.in (nested_function, nested_function_notype): Warn about
8592 nested functions. Call push_function_context/pop_function_context
8593 instead of the _c_ variants.
8594 * c-tree.h (push_c_function_context, pop_c_function_context): Update
8596 * Makefile.in (c-lang.o): Update dependencies.
8598 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
8599 regno_pointer_flag, regno_pointer_align.
8600 (gen_reg_rtx): Use xrealloc to enlarge them.
8601 (free_emit_status): New function.
8602 * function.c (mark_machine_status, mark_lang_status): New variables.
8603 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
8604 in some bits from assign_stack_local. All callers changed to use new
8606 (assign_stack_local): Just call assign_stack_local_1.
8607 (free_after_compilation): New function.
8608 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
8609 (trampoline_address): Likewise.
8610 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
8611 (prepare_function_start): Explicitly clear some more variables.
8612 * function.h (struct function): New elt can_garbage_collect.
8613 (mark_machine_status, mark_lang_status): Declare variables.
8614 (free_after_compilation, free_emit_status, free_varasm_status,
8615 init_varasm_status): Declare functions.
8616 * toplev.c (rest_of_compilation): Call free_after_compilation when
8617 done with the current function.
8618 * varasm.c (free_varasm_status): New function.
8620 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
8622 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
8623 (EXPAND_BUILTIN_VA_ARG): Define.
8624 * sparc.c (sparc_va_start): New.
8625 (sparc_va_arg): New.
8627 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8629 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
8631 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8633 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
8635 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
8637 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
8639 (ggc-callbacks.o): New target.
8640 * ggc-callbacks.c: New file.
8642 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8644 * expr.h: Collapse individual optab and libfunc vars to arrays.
8645 (optab_index, libfunc_index): New enumerations.
8646 (optab_table, libfunc_table): New arrays.
8647 Add accessor macros for both.
8649 * optabs.c (optab_table, libfunc_table): New.
8650 Delete declarations for individual optab and libfunc vars.
8652 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
8654 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
8656 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
8658 * Makefile.in (GGC, GGC_LIB): New.
8659 (HOST_RTL): Include ggc-none.o.
8660 (ggc-simple.o): New target.
8661 (ggc-none.o): Likewise.
8662 * tree.h (tree_common): Add gc_mark.
8663 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
8664 (struct rtvec_def): Add gc_mark.
8665 * emit-rtl.c (global_rtl): Update static initializers to contain
8666 enough initializers.
8667 * ggc.h, ggc-none.c, ggc-simple.c: New files.
8668 * toplev.c (gc_time): New variable.
8669 (all_time): New variable.
8670 (compile_file): Print gc time.
8671 (print_time): Calculate percentage of the whole.
8673 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8675 Change obstack memory management and varasm constant pool handling so
8676 that nested functions are treated like any other functions.
8677 * function.c (init_machine_status): New variable.
8678 (push_function_context_to): Set contains_functions for the outer
8679 function. Don't call save_varasm_status.
8680 (pop_function_context_from): Don't call restore_varasm_status. Don't
8681 set current_function_contains_functions.
8682 (prepare_function_start): Call init_varasm_status rather than
8683 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
8685 * function.h (struct function) Add field varasm. Delete fields
8686 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
8687 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
8688 (init_machine_status): Declare.
8689 (save_varasm_status, restore_varasm_status): Delete declarations.
8690 (save_tree_status, restore_tree_status): Delete last argument.
8691 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
8692 code. All callers changed.
8693 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
8694 save_constants_in_decl_trees, restore_constants, save_constants,
8695 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
8697 (inlining): New variable.
8698 (reg_map, label_map, insn_map, orig_asm_operands_vector,
8699 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
8701 (save_for_inline_nocopy): Don't save constants.
8702 Don't set inl_emit field in current_function.
8703 (expand_inline_function): Use emit field, not inl_emit, of the inlined
8704 function. Set new variable inlining before
8705 calling copy_rtx_and_substitute.
8706 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
8707 constant pool references if inlining is nonzero.
8708 Delete ADDRESS and (most of the) CONST cases.
8709 (output_inline_function): Save and restore current_function/
8710 current_function_decl. Delete restore_constants code. Don't call
8711 init_const_rtx_hash_table.
8712 * output.h (init_const_rtx_hash_table): Don't declare.
8713 * rtl.h (struct function): Declare.
8714 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
8715 * toplev.c (rest_of_compilation): Don't treat nested functions or
8716 functions containing them specially. Delete all code to deal with
8717 save_for_inline_copying.
8718 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
8719 inline_obstacks): Delete variables.
8720 (save_tree_status): Lose arg CONTEXT. All callers changed.
8721 Simply allocate a new function_maybepermanent_obstack for the new
8722 function, delete all the special cases.
8723 Don't save inline_obstacks.
8724 (restore_tree_status): Lose arg CONTEXT. All callers changed.
8725 Delete special handling for function_maybepermanent_obstack; simply
8727 Don't restore inline_obstacks.
8728 (permanent_allocation): Delete code that frees inline_obstacks.
8729 (print_inline_obstack_statistics): Delete function.
8730 (dump_tree_statistics): Don't call it.
8731 * varasm.c (struct varasm_status): New.
8732 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
8733 last_pool, pool_offset, const_double_chain): Delete global
8734 variables, replace with accessor macros.
8735 (immed_double_const): Don't walk const_double_chain outside a
8736 function, but don't treat nested functions specially anymore.
8737 (immed_real_const_1): Likewise.
8738 (clear_const_double_mem): Don't treat nested functions specially.
8739 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
8740 (save_varasm_status, restore_varasm_status): Delete functions.
8741 (init_varasm_status): New function.
8742 (force_const_mem): Don't treat nested functions specially.
8743 (find_pool_constant): Accept new arg F, search for constants in
8744 that function's pool rather than the current one. All callers
8746 (get_pool_constant_for_function, get_pool_mode_for_function): New
8749 * i386.c (init_386_machine_status): New function, mostly from
8750 clear_386_stack_locals.
8751 (struct machine_functions): Rename element names to avoid name
8753 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
8754 macros, replacing global variables.
8755 (clear_386_stack_locals, save_386_machine_status,
8756 restore_386_machine_status): Delete functions.
8757 (override_options): Initialize init_machine_status.
8758 * i386.h (INIT_EXPANDERS): Delete macro.
8759 (save_386_machine_status, restore_386_machine_status,
8760 clear_386_stack_locals): Delete declarations.
8762 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8764 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
8765 (doloop_begin): Simplify pattern and use emit_jump_insn.
8766 (doloop_end): Simplify pattern, switch operand order,
8767 and use emit_jump_insn.
8769 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
8771 * function.h (struct function): Add new element LANGUAGE.
8772 (save_lang_status): Declare new variable.
8773 (restore_lang_status): Likewise.
8774 * function.c (save_lang_status): Define.
8775 (restore_lang_status): Likewise.
8776 (push_function_context_to): Call language-specific save function.
8777 (pop_function_context_from): Call language-specific restore function.
8779 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
8781 * i386.md (movsf_1): Check REG_P before use of REGNO.
8782 (movdf_1): Likewise.
8783 (movxf_1): Likewise.
8784 (extendsfdf2): Likewise.
8785 (extendsfxf2): Likewise.
8786 (extenddfxf2): Likewise.
8788 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8790 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
8791 constants into memory.
8792 (c4x_shiftable_constant): New function.
8793 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
8794 (c4x_shiftable_constant): Declare.
8795 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
8796 ashlqi3_noclobber): Add new patterns and associated splitters.
8798 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
8800 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
8801 * dwarf2out.c (dwarf2out_frame_init): Likewise.
8802 * final.c (shorten_branches): Likewise.
8803 * global.c (global_alloc): Likewise.
8804 * haifa-sched.c (build_control_flow): Likewise.
8805 * stmt.c (check_for_full_enumeration_handling): Likewise.
8806 (estimate_case_costs): Likewise.
8808 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
8810 * rtl.h (RTL_CHECKC2): Fix typo in last change.
8812 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
8814 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
8815 (recompute_reg_usage): Likewise.
8816 * rtlanal.c (find_regno_fusage): Likewise.
8818 * rtl.c (rtl_check_failed_code1): New function.
8819 (rtl_check_failed_code2): New.
8820 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
8821 (RTL_CHECKC1, RTL_CHECKC2): New.
8822 (XC*): New accessor macros.
8823 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
8824 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
8825 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
8826 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
8827 (TRAP_*, RANGE_INFO_*): Likewise.
8829 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8831 * Makefile.in (tlink.o): Don't depend on toplev.h.
8833 * collect2.c (c_file, o_file, export_file, import_file, ldout,
8834 output_file, nm_file_name, ldd_file_name, strip_file_name,
8835 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
8836 add_prefix, prefix_from_env, prefix_from_string, do_wait,
8837 fork_execute, maybe_unlink, add_to_list,
8838 extract_init_priority, write_list, dump_list,
8839 dump_prefix_list, write_list_with_asm, write_c_file,
8840 write_c_file_stat, write_c_file_glob, scan_prog_file,
8841 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
8842 ignore_library, extract_string, notice, dump_file, target_machine,
8843 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
8844 read_file, print_load_command): Constify a char*.
8845 (fdopen, error, fatal, fatal_perror): Don't prototype.
8846 (my_strerror): Remove. All callers use xstrerror instead.
8847 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
8848 (main): Add prototype. Constify lots of char* ptrs. Change calls
8849 to xcalloc/strcpy/strcat/... to one call to concat.
8850 (main, scan_prog_file, scan_libraries): Use an intermediate
8851 `const char **' to build an argv array.
8852 (mapfile, libselect, libcompare, locatelib): Add prototypes.
8854 * collect2.h (collect_execute, collect_wait, dump_file,
8855 file_exists): Constify a char*.
8856 (ldout, c_file_name, temporary_obstack, permanent_obstack,
8857 temporary_firstobj, vflag, debug): Add extern declarations.
8858 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
8860 * tlink.c: Don't include toplev.h.
8861 (vflag, debug, ldout, c_file_name, temporary_obstack,
8862 permanent_obstack, temporary_firstobj): Don't declare.
8863 (tlink_execute, frob_extension, symbol_hash_lookup,
8864 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
8865 recompile_files, read_repo_files, demangle_new_symbols,
8866 scan_linker_output): Constify a char*.
8867 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
8868 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
8870 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
8872 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
8873 (relative) rather than jsr (absolute) subroutine call insns.
8874 * config/m68k/m68k-coff.h: Ditto.
8876 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
8878 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
8879 now rework these too.
8880 (arm_reorg): If an insn can't reach the end of the current pool,
8881 ensure that we emit that pool before the insn.
8883 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
8885 * tlink.c (scan_linker_output): Skip the initial underscore in
8886 a mangled name if appropriate.
8888 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8890 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
8891 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
8892 error_with_ivar, gen_declarator, create_builtin_decl,
8893 my_build_string, generate_descriptor_table, generate_ivars_list,
8894 generate_dispatch_table, check_protocols, TAG_GETCLASS,
8895 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
8896 dump_base_name, lang_decode_option, build_encode_expr,
8897 start_class, finish_class, encode_pointer, really_start_method,
8898 gen_declaration, dump_interface, handle_class_ref, handle_impent):
8900 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
8901 Add static prototypes.
8902 (build_objc_string_decl, build_selector_reference_decl,
8903 encode_bitfield, build_class_reference_decl): Remove unused
8904 parameter, all callers changed.
8905 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
8906 (objc_printable_name): Likewise. Change second parameter to type int.
8907 (init_objc): Use memcpy, not bcopy, to avoid casts.
8909 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
8911 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
8912 reg notes on a deleted insn.
8913 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
8915 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
8917 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
8919 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8921 * stmt.c (expand_asm_operands): Fix index into inout_mode when
8924 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
8926 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
8927 * tm.texi (MD_ASM_CLOBBERS): Document it.
8929 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
8931 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
8932 * except.c (expand_rethrow): Remove unused variable.
8933 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
8934 * flow.c (replace_insns): Likewise.
8935 (create_edge_list, verify_edge_list): Likewise.
8936 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
8938 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
8939 is special code to run.
8940 (main): Don't define operands to emit_operand.
8941 * genrecog.c (main): Don't emit an empty peephole2_insn function.
8943 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
8945 * alpha/alpha.h (normal_memory_operand): Declare.
8946 (reg_no_subreg_operand): Declare.
8947 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
8949 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
8951 * c-parse.in (compstmt_primary_start): New, broken out of first
8952 part of compstmt handling in primary.
8953 (primary): Use it. Add an error clause.
8954 (compstmt_nostart): Renamed from compstmt; remove all
8955 initial invocations of compstmt_start.
8958 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
8960 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
8963 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
8965 * combine.c (simplify_shift_const): Remove extra semicolon.
8966 * dwarf2out.c (remove_AT): Likewise.
8967 * expmed.c (expand_mult): Likewise.
8968 * gcov.c (create_program_flow_graph): Likewise.
8969 * reorg.c (mostly_true_jump): Likewise.
8971 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
8973 * fold-const.c (fold_range_test): Do not try to fold the range
8974 test if the rhs or lhs has side effects.
8976 * combine.c (simplify_rtx): Recognize another case of a synthesized
8979 * varasm.c (mark_constant_pool): When marking indirect references,
8980 only look at SYMBOL_REFs.
8982 * except.c (expand_fixup_region_end): Do not peek at
8983 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
8985 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
8987 * flags.h: New variables align_loops, align_loops_log,
8988 align_jumps, align_jumps_log, align_labels, align_labels_log,
8989 align_functions, align_functions_log.
8990 * toplev.c: Define them.
8991 (f_options): Handle -falign-* when they have no argument.
8992 (main): Add logic to set variables for -falign-functions,
8993 -falign-jumps, -falign-labels, -falign-loops.
8994 Make it -fsched-verbose=<n> and -finline-limit=<n>.
8995 (display_help): Change help to match options.
8996 * final.c (LABEL_ALIGN): Default to align_labels_log.
8997 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
8998 (LOOP_ALIGN): Default to align_loops_log.
8999 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
9000 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
9001 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
9002 * varasm.c (assemble_start_function): Handle align_functions.
9004 * config/sparc/sparc.h: Don't declare sparc_align_*.
9005 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
9006 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
9008 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
9010 * config/sparc/sparc.c: Delete sparc_align_loops,
9011 sparc_align_jumps, sparc_align_funcs and the corresponding string
9013 (sparc_override_options): Default align_functions on ultrasparc.
9014 Delete -malign-* handling.
9016 * config/mips/mips.c (override_options): On 64-bit targets,
9017 try to align code to 64-bit boundaries.
9018 (print_operand): New substitution, %~,
9019 which aligns labels to align_labels_log.
9020 * config/mips/mips.md (div_trap_normal): Use %~.
9021 (div_trap_mips16): Likewise.
9026 (ashldi3_internal): Likewise.
9027 (ashrdi3_internal): Likewise.
9028 (lshrdi3_internal): Likewise.
9029 (casesi_internal): Likewise.
9031 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
9033 Merge new ia32 backend from the branch!
9035 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
9036 See ChangeLog.P2 on new_ia32_branch for details.
9038 * rtl.h (stack_regs_mentioned_p): Delete prototype.
9039 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
9040 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
9041 * i386/gas.h (ASM_FILE_START): Define.
9042 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
9043 for name change of ix86_valid_decl_attribute_p.
9044 (i386_pe_valid_type_attribute_p): Similarly.
9046 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
9048 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
9049 to step through CC modes.
9051 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9053 * regmove.c (fixup_match_1): Don't move INSN in front of P if
9054 it would end up in the shadow of a live flags regsiter.
9056 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9058 * reload1.c: Fix many indentation problems.
9059 * reload.c: Likewise.
9061 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
9063 * alias.c (non_local_reference_p): Constify fmt.
9065 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
9067 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
9069 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
9071 * cse.c (delete_trivially_dead_insns): Do not delete stores to
9072 the internal_arg_pointer.
9074 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
9076 Merge peephole2 from new_ia32_branch:
9077 * Makefile.in (STAGESTUFF): Add *.peephole2.
9078 (mostlyclean): Likewise.
9079 (recog.o): Depend on resource.h.
9081 * final.c (peephole): Conditionalize decl on HAVE_peephole.
9082 (final_scan_insn): Likewise for the invocation of peephole.
9083 * genconfig.c (main): Look for peephole and peephole2 patterns.
9084 Emit HAVE_peephole* accordingly.
9085 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
9086 * flags.h (flag_peephole2): Declare.
9087 * toplev.c: New pass peephole2. New flag -fpeephole2.
9089 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
9090 * gencodes.c (main): Likewise.
9091 * genextract.c (main): Likewise.
9092 * genoutput.c (main): Likewise.
9093 * genemit.c (max_operand_1): Look for the max scratch operand.
9094 (gen_rtx_scratch): New.
9095 (gen_exp): Use it, and pass on new arg subroutine_type.
9096 (gen_expand): Take max scratch into account.
9097 (gen_split): Emit peephole2 functions.
9098 (output_peephole2_scratch): New.
9099 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
9100 * genrecog.c (routine_type): Add PEEPHOLE2.
9102 (make_insn_sequence): Match outer parallel for peep2. Discard
9103 top level scratches and dups.
9104 (add_to_sequence): New args insn_type and top. Update all callers.
9105 Handle toplevel peep2 matching insns.
9106 (write_subroutine): Handle peep2.
9107 (write_tree_1): Likewise.
9108 (write_tree): Likewise.
9110 (change_state): New arg afterward. Update all callers.
9111 Handle matching separate insns.
9112 * recog.c (recog_next_insn): New.
9113 (peephole2_optimize): New.
9114 * rtl.def (DEFINE_PEEPHOLE2): New.
9115 * resource.c (find_free_register): New argument last_insn. Use it
9116 to find a register available through the entire span.
9117 * resource.h (find_free_register): Update prototype.
9119 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
9121 * i386.c (output_strlen_unroll): Don't write xops[7]
9122 label if it wasn't set.
9124 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
9126 * cpplib.c (struct directive): Const-ify name pointer and
9127 function pointer prototype.
9128 (validate_else, do_define, do_line, do_include, do_undef,
9129 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
9130 do_elif, do_endif, do_sccs, do_assert, do_unassert,
9131 do_warning): Const-ify second arg.
9132 (directive_table): Mark const. Reorder entries by frequency
9133 of usage, record statistics.
9135 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
9137 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
9138 bounds- check RTL accesses if --enable-checking.
9139 (RTVEC_ELT): Bounds check if --enable-checking.
9140 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
9141 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
9142 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
9144 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
9145 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
9147 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
9148 (NOTE_SOURCE_FILE): Use X0STR.
9149 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
9150 MEM_ALIAS_SET): Use X0INT.
9151 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
9152 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
9154 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
9155 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
9156 (rtl_check_failed_bounds, rtl_check_failed_type1,
9157 rtl_check_failed_type2, rtvec_check_failed_bounds): New
9159 (fancy_abort): Fix comment.
9161 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
9162 (cse_insn): Decrement LABEL_NUSES for jump target before
9164 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
9165 * final.c (alter_subreg): Compute regno before changing x to
9166 REG; set REGNO(x) after changing it.
9167 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
9168 notes containing CONST_INTs.
9169 (delete_eh_regions): Use NOTE_EH_HANDLER.
9170 * function.c (put_reg_into_stack): Make reg a MEM before
9172 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
9174 (gen_mem_addressof): Make reg a MEM before initializing it.
9175 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
9177 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
9178 deleting an insn, not after.
9179 (block_alloc): Only look at PATTERN(insn) if we have to, and
9180 only if it's format class 'i'.
9181 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
9182 CONST_INT before using its INTVAL.
9183 * print-rtl.c (print_rtx): Use X0STR.
9184 * regmove.c (fixup_match_1): Don't look at PATTERN of
9185 non-class-'i' insn chain elements.
9186 * reload.c (loc_mentioned_in_p): Take address of
9187 in->fld[1].rtx directly.
9188 * reload1.c (reload): Change reg to a MEM before initializing
9190 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
9192 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
9194 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
9196 * config/mips/mips.c (machine_dependent_reorg): Force a
9197 barrier to output the local constant pool if a barrier hasn't
9198 been found at a natural point in the instruction stream.
9200 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9202 * c-parse.in (language_string): Constify.
9204 * dwarf2out.c (language_string): Remove declaration.
9206 * dwarfout.c (language_string): Likewise.
9208 * toplev.c (language_string, init_parse, finish_parse): Likewise.
9210 * tree.h (language_string, init_parse, finish_parse): Declare.
9212 * i386/sun386.h (language_string): Remove declaration.
9214 * mips.h (language_string): Likewise.
9216 * nextstep.h (language_string): Likewise.
9218 * nextstep21.h (language_string): Likewise.
9220 * rs6000.c (language_string): Likewise.
9222 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9224 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
9225 (getpwd.o): Remove target.
9227 * getpwd.c: Delete file. Its in libiberty now.
9229 * dbxout.c (getpwd): Don't prototype.
9230 * dwarf2out.c (getpwd): Likewise
9231 * dwarfout.c (getpwd): Likewise
9232 * final.c (getpwd): Likewise.
9233 * protoize.c (getpwd): Likewise.
9235 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9237 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
9239 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
9241 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
9244 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
9246 * fixinc/Makefile.in (subdir): New.
9247 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
9250 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
9252 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
9253 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
9256 * invoke.texi: Fix typo.
9258 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
9259 changed. Handle autoincrement addressing modes.
9261 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
9262 just like we would the virtual incoming args register when
9265 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
9267 * rs6000.h (ASM_FILE_START): Specify complete filename, including
9268 path, in .file directive.
9270 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
9272 * gcc.texi (External Bugs): Remove obsolete note about Perl on
9275 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
9277 * stdbool.h: Make the typedef name _Bool, with bool a #defined
9280 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9282 * tree.c (tree_code_name): Constify a char*.
9284 * tree.h (tree_code_name, decl_printable_name): Likewise.
9286 * function.h (struct function): Likewise.
9288 * toplev.c (decl_name, decl_printable_name): Likewise.
9290 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
9292 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
9293 (init_objc): Remove function pointer cast.
9295 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9297 * pa.md (interspace_jump): New pattern.
9298 (builtin_longjmp): New expander.
9300 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
9302 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
9303 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
9304 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
9306 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
9308 * jump.c (delete_prior_computation): Also check calls
9309 to constant functions. Don't bother checking for a
9310 REG_UNUSED note before adding it.
9311 (delete_computation): Handle multi-word hard registers
9312 when synthesizing missing REG_DEAD notes for a register
9313 which is both set and used by an insn.
9315 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
9317 * loop.c (this_loop_info): New variable.
9318 (loop_has_call, loop_has_volatile, loop_has_tablejump,
9319 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
9321 (prescan_loop, strength_reduce): New argument loop_info. All callers
9323 (scan_loop): New variable loop_info, initialise to address of
9325 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
9326 Delete variable loop_has_multiple_exit targets and replace with
9327 field in this_loop_info.
9328 (find_and_verify_loops): Rename this_loop to this_loop_num.
9329 (strength_reduce): Delete loop_iteration_info. Replace variable
9330 loop_info with function argument of same name.
9331 (insert_bct): Rework test for loop being completely unrolled.
9333 * loop.h (struct loop_info): New fields num, loops_enclosed,
9334 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
9335 has_indirect_jump, and cont. Redefine use of unroll_number.
9336 (loop_unroll_number): Delete.
9338 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
9340 (loop_iterations): Delete variable vtop and instead use
9341 loop_info->vtop computed in prescan_loop.
9343 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
9345 * fix-header.c (main): Do not pass a null pointer to strcmp.
9347 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
9349 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
9351 * configure: Rebuilt.
9353 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
9355 * jump.c (jump_optimize_1): Do not delete assignments to
9356 internal_arg_pointer.
9357 * cse.c (delete_trivially_dead_insns): Always consider a set of
9358 the internal_arg_pointer live.
9360 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
9362 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
9363 (update_life_info) [REG_WAS_0]: Search the original insns rather
9364 than the new insns for the note. Fix typos finding note_dest.
9365 If no dest found, discard the note rather than abort.
9366 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
9367 (replace_insns): Remove the old insn list after update_life_info
9370 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
9372 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
9374 (sched_analyze_1): Let add_dependence care for not adding dups.
9375 (sched_analyze_2): Likewise.
9376 (add_branch_dependences): Likewise.
9378 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
9380 * i386/winnt.c (export_list): New type.
9381 (exports_head): Rename to
9382 (export_head): this.
9383 (i386_pe_record_exported_symbol): Add is_data flag.
9384 (i386_pe_asm_file_end): Emit directive for exported variables.
9385 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
9387 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
9388 (ASM_DECLARE_OBJECT_NAME): Likewise.
9389 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9390 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
9392 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
9394 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
9396 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
9399 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
9401 * config/openbsd.h: Define SET_ASM_OP.
9402 * tm.texi: cross-reference SET_ASM_OP in the index.
9404 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
9406 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
9407 for a CONST_DOUBLE, at compile time. Initialize rtx_length
9408 and class_narrowest_mode at compile time. Kill init_rtl.
9409 Mark rtx_length, mode_class, mode_size, mode_unit_size,
9410 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
9411 rtx_format as const. Kill all references to EXTRA_CC_MODES or
9413 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
9415 * rtl.h: Declare rtx_length and rtx_format as const.
9416 * machmode.def: Define CC(). Use CC() to define CCmode. If
9417 EXTRA_CC_MODES is defined, expand it here.
9418 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
9419 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
9420 const. Kill all references to EXTRA_CC_MODES.
9422 * toplev.c: Don't prototype or call init_rtl.
9423 * optabs.c: Don't call init_mov_optab.
9424 * genemit.c: Don't generate init_mov_optab. Don't call
9426 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
9428 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
9429 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
9430 genrecog.c: Don't call init_rtl.
9432 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
9433 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
9434 definition of EXTRA_CC_MODES.
9436 * md.texi: Kill ref to EXTRA_CC_NAMES.
9437 * tm.texi: Document new way to define EXTRA_CC_MODES.
9439 * genrecog.c: Do not look up the name of a define_split.
9442 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
9444 * config/v850/v850.md: Fix typo introduced by previous delta.
9446 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9448 * gcc.c (fatal): Make definition static to match prototype.
9450 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9452 * combine.c (get_last_value): Don't look for earlier sets if the last
9453 known set is somewhere in between the insns being combined.
9455 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
9457 * configure.in: Don't use shell ! to negate exit codes
9458 * configure: Regenerate
9460 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
9462 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
9463 the fact that ALIGN is measured in bits, not bytes.
9465 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
9467 * errors.c: New file; defines functions error, warning, and
9468 fatal, variables have_error and progname.
9469 * errors.h: New file; prototypes and decls for stuff in errors.c.
9471 * Makefile: Add rules to build errors.o and
9472 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
9473 genopinit, genrecog, genextract, genpeep, genattr, and
9474 genoutput with errors.o. Add errors.h to deps of genconfig.o,
9475 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
9476 genpeep.o, genattr.o, and genoutput.o.
9478 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
9479 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
9480 define or prototype fatal. Set progname at beginning of main.
9481 * genoutput.c: Likewise, and don't define or prototype error
9484 * c-typeck.c (c_expand_start_case): Return immediately if exp
9486 * fold-const.c (operand_equal_p): Return immediately if arg1
9487 or arg0 are ERROR_MARKs.
9488 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
9489 fields of type ERROR_MARK when calculating if the record can
9492 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
9493 with much help from Jeffrey A Law and Richard Henderson
9495 * i386.md: In the 6 insns which call output_fix_trunc,
9496 earlyclobber operands[0].
9498 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
9500 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
9501 creating new registers.
9503 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
9505 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
9506 i386_reg_alloc_order, i386_regparm_string,
9507 i386_align_loops_string, i386_align_jumps_string,
9508 i386_align_funcs_string, i386_preferred_stack_boundary_string,
9509 and i386_branch_cost_string as type "const char *".
9510 * i386.c: Define all above strings as type "const char *".
9512 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
9514 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
9515 when emitting alignment padding. Emit padding byte of 0 instead of 4.
9517 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
9519 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
9520 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
9522 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
9524 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
9525 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
9526 (dwarf2out_line, dwarf2out_finish): Likewise.
9527 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
9529 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
9531 * tree.c (lang_unsave_expr_now) : Correct return type.
9532 * tree.h (lang_unsave_expr_now) : Same.
9534 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
9536 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
9537 instead of duplicating code.
9539 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9541 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
9543 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
9545 * tree.h: fancy_abort always takes three args.
9546 * resource.c: Move include of system.h before toplev.h.
9548 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
9550 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
9553 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
9555 * system.h: Don't redefine abort or trim_filename.
9556 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
9557 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
9558 whether or not __FUNCTION__ is available.
9559 * tree.h: Duplicate rtl.h's definition of abort, for files
9560 that don't include rtl.h. Delete all code to perform type
9561 checking with a compiler other than GCC.
9562 * varray.h: Delete all code to perform type checking with a
9563 compiler other than GCC. Make VARRAY_CHECK() always evaluate
9564 its arguments exactly once, using a statement expression.
9565 Adjust the VARRAY_<type> accessor macros to match.
9566 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
9567 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
9568 caller's location. Define fatal_insn and fatal_insn_not_found
9569 as macros that use _fatal_insn and _fatal_insn_not_found.
9570 (fancy_abort, trim_filename): Kill prototypes.
9572 * rtl.c (trim_filename): Move here from toplev.c.
9573 (fancy_abort): New function.
9574 (DIR_SEPARATOR): Provide default definition.
9575 * tree.c (tree_check_failed, tree_class_check_failed): Go
9576 through fancy_abort.
9577 (tree_check, tree_class_check, cst_or_constructor_check,
9578 expr_check): Delete.
9579 * varray.c (varray_check_failed): New function.
9580 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
9581 _fatal_insn and _fatal_insn_not_found. Go through
9583 (trim_filename, fancy_abort): Delete.
9585 * builtins.c (expand_builtin_args_info): Report ICE with abort.
9586 * except.c (start_catch_handler): Report ICE with error/abort
9588 * final.c (output_operand_lossage): Likewise.
9589 * flow.c (verify_flow_info): Likewise.
9591 * gcc.c: Prototype fatal.
9592 * gengenrtl.c: Undef abort after including rtl.h not system.h.
9593 * genattr.c, genattrtab.c, genemit.c, genextract.c,
9594 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
9595 Don't define fancy_abort.
9597 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
9599 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
9602 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
9604 * m88k.h (VERSION_INFO2): Kill.
9605 (VERSION_STRING): Kill.
9607 (VERSION_INFO1): Tidy.
9608 (TARGET_VERSION): Update.
9609 * m88k/dgux.h (VERSION_INFO2): Kill.
9610 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
9611 * m88k/luna.h (VERSION_INFO1): Tidy.
9612 * m88k/sysv4.h (VERSION_INFO1): Likewise.
9613 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
9614 (output_file_start): Adjust for death of VERSION_STRING.
9616 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
9618 * cpplib.c (detect_if_not_defined): New function.
9619 (do_if): Use it to detect potential once-only headers.
9621 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
9623 * c-common.c (combine_strings): Always set TREE_CONSTANT.
9625 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
9627 * combine.c (nonzero_bits) : Allow single-ly set registers to be
9628 anywere in the function only if they are pseudos and set before
9629 being used (not live at the start of the function).
9630 (num_sign_bit_copies) : Same.
9631 (get_last_value_validate) : Same.
9632 (get_last_value) : Same.
9634 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
9636 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
9637 where N and M are constant and N is an integer multiple of M.
9639 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9641 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
9642 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
9643 sbitmap_union_of_preds): Add prototypes.
9644 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
9645 the intersection of successors with the new flow graph structures.
9646 (sbitmap_intersection_of_preds): New function to compute the
9647 intersection of predecessors with the new flow graph structures.
9648 (sbitmap_union_of_succs): New function to compute the union of
9649 successors with the new flow graph structures.
9650 (sbitmap_union_of_preds): New function to compute the union of
9651 predecessors with the new flow graph structures.
9652 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
9653 (expr_reaches_here_p): Use edge and basic_block structures instead
9654 of s_preds and s_succs.
9655 (compute_cprop_avinout): Use new sbitmap routines.
9656 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
9657 of s_preds and s_succs.
9658 * flow.c (compute_flow_dominators): Compute dominators using
9659 edges and basic blocks instead of s_preds and s_succs.
9661 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
9663 * lists.c (unused_insn_list, unused_expr_list): New file for
9664 maintaining various types of lists. New statics for maintaining a
9665 cache of available INSN_LIST and EXPR_LIST nodes.
9666 (free_list): Static function for freeing a list of INSN/EXPR nodes.
9667 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
9668 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
9669 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
9670 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
9671 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
9672 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
9673 (free_INSN_LIST_node): Free an individual INSN_LIST node.
9674 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
9675 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
9676 (remove_dependence, free_pending_lists): Use new global routines.
9677 (flush_pending_lists, sched_analyze_insn): Use new global routines.
9678 (sched_analyze, compute_block_backward_dependences): Use new routines.
9679 (sched_analyze_1, sched_analyze_2): Use new routines.
9680 (schedule_insns): Use new global routines.
9681 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
9683 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
9684 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
9686 * toplev.c (rest_of_compilation): Initialize node cache.
9687 * Makefile.in (OBJS): Add lists.o to list of object files.
9688 (lists.o): Add dependancies.
9690 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
9692 * config/v850/v850.md: Fix compile time warning messages.
9693 * config/v850/v850.c: Fix compile time warning messages.
9694 * config/v850/v850.h: Fix compile time warning messages.
9696 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9698 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
9699 Remove unused prototype for `init_lengths'.
9701 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9703 * calls.c (emit_call_1): Mark parameter `stack_size' with
9705 (expand_call): Initialize variable `insn'.
9706 (emit_library_call): Likewise for variable `high_to_save'.
9707 (emit_library_call_value): Likewise.
9708 (store_one_arg): Likewise for variables `lower_bound' and
9711 * combine.c (try_combine): Likewise for variables `i2_code_number'
9712 and `other_code_number'.
9713 (find_split_point): Likewise for variables `pos', `unsignedp' and
9715 (simplify_if_then_else): Likewise for variables `op' and `c1'.
9716 (simplify_and_const_int): Remove unused variable `width'.
9717 (merge_outer_ops): Likewise.
9719 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
9720 HOST_WIDE_INT' when comparing against one.
9721 (simplify_relational_operation): Likewise.
9722 (cse_insn): Initialize variables `src_eqv_volatile',
9723 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
9725 * final.c (init_final): Constify parameter `filename'.
9726 (final_start_function): Mark parameter `optimize' with
9728 (profile_function): Likewise for parameters `first' and `optimize'.
9729 (output_source_line): Likewise for parameter `file'.
9731 * integrate.c (subst_constants): Cast a value to `size_t' when
9732 comparing against one.
9733 (mark_stores): Initialize variable `mode'. Cast a value to
9734 `size_t' when comparing against one.
9736 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
9738 * loop.c (move_movables): Initialize variable `first'.
9739 (strength_reduce): Likewise for variable `increment'.
9740 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
9741 value to `size_t' when comparing against one.
9742 (load_mems): Initialize variable `end_label'.
9744 * output.h (init_final): Constify parameter.
9746 * reload.c (decompose): Initialize variable `base'.
9748 * reload1.c (reload): Likewise for variable `is_scalar'.
9749 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
9750 (choose_reload_regs): Initialize variable `mode'.
9751 (emit_reload_insns): Likewise for variable `store_insn'.
9752 (reload_cse_noop_set_p): Mark parameter `insn' with
9754 (reload_combine): Initialize variable `set'.
9756 * unroll.c (unroll_loop): Likewise for variable `local_label'.
9757 (copy_loop_body): Cast a value to `size_t' when comparing against
9760 * varasm.c (assemble_variable): Initialize variable `size_tree'.
9761 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
9762 (remove_from_pending_weak_list): Mark parameter `name' with
9765 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9767 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
9770 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
9772 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
9773 (ASM_DECLARE_FUNCTION_NAME): Define.
9774 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
9775 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
9776 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
9777 not already defined.
9779 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
9781 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
9782 of n_popped when call/call_value are not defined.
9784 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
9786 * tm.texi: GNU CC -> GCC conversion.
9787 (CC1_SPEC): Indicate it is used for all language front ends.
9789 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
9791 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
9792 NOTE_INSN_EH_REGION_END correctly.
9794 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9795 Jeff Law <law@cygnus.com>
9797 * loop.c (strength_reduce): Automatically unroll loops if the
9798 unrolled loop size is smaller than the rolled loop size.
9800 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
9801 and delete comment that code should be rewritten.
9803 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
9805 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
9808 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
9810 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
9812 * fixinc/mkfixinc.sh: Don't fix uwin headers.
9813 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
9814 (LINK_SPEC): Add -u _main when building executables.
9815 (ASM_DECLARE_FUNCTION): Update from Cygwin.
9816 (ASM_FILE_END): Use the default for ix86-pe.
9817 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
9819 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
9821 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
9822 and ASM_CLOSE_PAREN are empty strings.
9824 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
9825 Geoffrey Keating <geoffk@cygnus.com>
9827 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
9828 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
9829 (unprotoize.o): Ditto.
9830 (test-protoize-simple): Don't define STD_PROTO_DIR.
9831 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
9832 changes to make 'test-protoize-simple' pass.
9833 (STD_PROTO_DIR): Remove define.
9834 (STANDARD_EXEC_PREFIX): Supply default define.
9835 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
9836 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
9837 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
9838 (GET_ENV_PATH_LIST): New macro.
9839 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
9840 (do_processing): Initialize default_syscalls_dir using new
9841 macros. Use it to initialize syscalls_absolute_filename.
9843 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
9845 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
9846 B into a register before emit_conditional_move.
9848 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
9850 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
9851 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
9852 multiplicand out of (+ (* a b) (* c d)).
9854 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
9855 Richard Henderson <rth@cygnus.com>
9857 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
9858 (new_insn_dead_notes): Likewise.
9859 (update_n_sets): Likewise.
9860 (update_flow_info): Move to flow.c, renamed to update_life_info;
9861 extend to handle multiple source insns.
9862 * flow.c: Include resource.h
9863 (unlink_insn_chain): New.
9864 (split_hard_reg_notes): New.
9865 (maybe_add_dead_note): New.
9866 (maybe_add_dead_note_use): New.
9867 (find_insn_with_note): New.
9868 (new_insn_dead_notes): New.
9869 (update_n_sets): New.
9870 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
9871 (maybe_remove_dead_notes): New.
9872 (update_life_info): New.
9873 (prepend_reg_notes): New.
9874 (replace_insns): New.
9875 * output.h (update_life_info): Declare.
9876 * recog.c (split_block_insns): Use update_life_info.
9877 * resource.c (find_free_register): Use reg_alloc_order, don't use
9878 fixed regs, make sure the mode is supported, don't use new regs.
9880 * rtl.h (replace_insns): Declare.
9882 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
9884 * expr.c (expand_expr): Cope with COND_EXPRs with one
9885 non-returning branch.
9887 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
9889 * expr.c (store_expr): Always pass down the target, even when not
9892 1999-08-24 Nick Clifton <nickc@cygnus.com>
9894 * configure.in: Define target_cpu_default for v850 targets.
9895 * configure: Regenerate
9897 * config/v850/v850.h (TARGET_CPU_generic): Define.
9898 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
9899 addresses are 4 byte aligned.
9901 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
9904 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9906 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
9907 (main): Add prototypes.
9909 * genattrtab.c (substitute_address, write_const_num_delay_slots,
9910 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
9911 (write_attr_get): Emit prototypes along with function definition.
9912 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
9913 (write_complex_function): Emit static prototype along with
9914 function definition.
9916 * genemit.c (gen_split): Emit prototypes along with function
9919 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
9920 Likewise for predicates and `insn_operand_predicate'.
9921 (process_template): Emit static prototype along with function
9924 * genrecog.c (make_insn_sequence): Constify a char*. Add
9925 prototypes for get_split_*().
9926 (write_subroutine): Emit prototypes along with function
9929 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9931 * gcse.c (find_avail_set): Follow chains of register-register copies.
9932 Use oprs_not_set_p to guarantee that the returned value can be
9934 (cprop_insn): Don't verify the return value of find_avail_set with
9937 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
9938 (cprop_cc0_jump): New function.
9939 (cprop_insn): Break out new function cprop_jump and use it.
9940 Also use cprop_cc0_jump for machines with CC0.
9941 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
9943 * tree.h (current_function_calls_setjmp,
9944 current_function_calls_longjmp): Delete declarations.
9945 * dsp16xx.c: Include "function.h".
9946 * elxsi.c: Likewise.
9947 * gmicro.c: Likewise.
9948 * h8300.c: Likewise.
9951 * mn10200.c: Likewise.
9952 * mn10300.c: Likewise.
9953 * ns32k.c: Likewise.
9957 * rtl.h (rtx_equal_function_value_matters): Declare.
9958 * toplev.c (rtx_equal_function_value_matters): Don't declare.
9960 * function.c: Likewise.
9961 * emit-rtl.c: Likewise.
9963 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
9965 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
9968 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9970 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
9973 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
9975 * cpp.texi: Add a node documenting macro varargs (copied
9978 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
9980 * cppspec.c: Put a null pointer at the end of the new argv.
9982 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
9984 * configure.in: Remove code to select/de-select the haifa
9985 scheduler. Every scheduled port gets haifa now.
9986 * configure: Rebuilt.
9987 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
9989 * Makefile.in: Corresponding changes.
9991 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9993 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
9994 All callers changed.
9995 (prepare_float_lib_cmp): Likewise.
9996 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
9997 * expr.h (emit_float_lib_cmp): Delete declaration.
9998 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
9999 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
10000 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
10002 (cmptf): Now conditional on TARGET_HARD_QUAD.
10004 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
10006 * resource.c (mark_target_live_regs): Use
10007 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
10009 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10011 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
10013 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
10015 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
10017 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10019 * rtl.h (rtx_format): Constify a char*.
10021 * rtl.c (rtx_format): Likewise.
10022 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
10023 (init_rtl): Use accessor macro, not `rtx_format'.
10025 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
10028 * caller-save.c (mark_referenced_regs): Likewise.
10030 * combine.c (subst, make_compound_operation, known_cond,
10031 gen_rtx_combine, update_table_tick, get_last_value_validate,
10032 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
10034 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
10035 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
10036 count_reg_usage): Likewise.
10038 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
10041 * final.c (leaf_renumber_regs_insn): Likewise.
10043 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
10044 dump_edge_info, count_reg_references): Likewise.
10046 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
10047 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
10050 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
10051 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
10052 add_label_notes): Likewise.
10054 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
10055 clear_struct_flag, count_sub_rtxs, count_alternatives,
10056 compares_alternatives_p, contained_in_p, walk_attr_value,
10057 write_expr_attr_cache): Likewise.
10059 * genconfig.c (walk_insn_part): Likewise.
10061 * genemit.c (max_operand_1, gen_exp): Likewise.
10063 * genextract.c (walk_rtx): Likewise.
10065 * genflags.c (num_operands): Likewise.
10067 * genoutput.c (scan_operands): Likewise.
10069 * genpeep.c (match_rtx): Likewise.
10071 * genrecog.c (add_to_sequence): Likewise.
10073 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
10076 * integrate.c (save_constants, copy_for_inline,
10077 copy_rtx_and_substitute, subst_constants, restore_constants):
10080 * jump.c (mark_jump_label, invert_exp, redirect_exp,
10081 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
10083 * local-alloc.c (contains_replace_regs, memref_referenced_p):
10086 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
10087 add_label_notes, replace_call_address, count_nonfixed_reads,
10088 invariant_p, find_single_use_in_loop, find_mem_givs,
10089 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
10092 * print-rtl.c (reg_names, print_rtx): Likewise.
10094 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
10096 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
10097 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
10098 print_blocks): Likewise.
10100 * regclass.c (fix_register, record_address_regs,
10101 reg_scan_mark_refs): Likewise.
10103 * regmove.c (stable_but_for_p): Likewise.
10105 * reload.c (loc_mentioned_in_p, operands_match_p,
10106 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
10107 copy_replacements, refers_to_regno_for_reload_p,
10108 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
10109 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
10112 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
10113 delete_address_reloads_1, count_occurrences,
10114 reload_cse_mem_conflict_p, reload_combine_note_use,
10115 add_auto_inc_notes): Likewise.
10117 * resource.c (mark_referenced_resources, mark_set_resources):
10120 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
10121 reg_mentioned_p, regs_set_between_p, modified_between_p,
10122 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
10123 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
10124 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
10125 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
10127 * sched.c (sched_analyze_2, attach_deaths): Likewise.
10129 * stupid.c (stupid_mark_refs): Likewise.
10131 * unroll.c (remap_split_bivs): Likewise.
10133 * varasm.c (mark_constants): Likewise.
10135 * a29k/a29k.c (uses_local_reg_p): Likewise.
10137 * alpha/alpha.c (summarize_insn): Likewise.
10139 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
10140 eliminate_lr2ip): Likewise.
10142 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
10144 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
10145 reg_mentioned_in_mem): Likewise.
10147 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
10148 symbolic_reference_mentioned_p): Likewise.
10150 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
10152 * sh/sh.c (regs_used, mark_use): Likewise.
10154 * vax/vax.c (vax_rtx_cost): Likewise.
10156 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10158 * machmode.h (mode_name): Constify a char*.
10160 * rtl.c (mode_name): Likewise.
10162 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
10164 * optabs.c (init_libfuncs): Constify a char*.
10166 * print-tree.c (mode_name): Remove redundant declaration.
10167 (print_node): Use accessor macro, not `mode_name'.
10169 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
10171 (new_spill_reg): Constify a char*.
10173 * tree.c (mode_name): Remove redundant declaration.
10175 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10177 * rtl.c (rtx_name): Constify a char*.
10179 * rtl.h (rtx_name, fix_sched_param): Likewise.
10181 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
10182 (mypr): Use accessor macro, not `rtx_name'.
10184 * genemit.c (print_code): Constify a char*.
10186 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
10188 * genpeep.c (print_code): Constify a char*.
10190 * genrecog.c (print_code): Likewise.
10192 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
10193 end_bb): Add static prototype.
10194 (draw_edge): Constify a char*.
10195 (end_bb): Remove unused parameter.
10197 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
10198 print_block_visualization): Constify a char*.
10200 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
10202 * c-common.c (c_get_alias_set): Update comment.
10204 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
10206 * linux.h (LIB_SPEC): Added.
10208 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
10210 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
10212 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
10214 * tree.c (expr_check): Fix typo in last change.
10216 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
10218 * rtl.def (NOTE): Change format to "iuu0n".
10219 (ADDR_DIFF_VEC): Change format to "eEee0".
10220 (ADDRESSOF): Change format to "eit".
10222 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
10223 (RTVEC_ELT): Change to match.
10224 (XVECEXP): Use XVEC and RTVEC_ELT.
10225 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
10226 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
10227 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
10228 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
10229 TRAP_CONDITION, TRAP_CODE): Use XEXP.
10230 (INTVAL): Use XWINT.
10231 (ADDRESSOF_DECL): Use XTREE.
10232 (SET_ADDRESSOF_DECL): Delete.
10233 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
10234 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
10235 ifdefed out since 2.6 at least.
10236 (gen_rtvec_vv): Delete prototype.
10238 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
10240 (copy_most_rtx): Handle 't' format letter.
10241 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
10242 (gen_rtvec_vv): Delete function. All callers changed to use
10243 gen_rtvec_v instead.
10244 * print-rtl.c (print_rtx): Move special casing of NOTEs to
10245 the '0' format letter.
10247 * function.c (gen_mem_addressof): Don't use
10248 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
10250 * integrate.c (copy_rtx_and_substitute): Likewise.
10251 Copy 't' slots with XTREE.
10252 (subst_constants): Treat 't' slots like '[swi]' slots.
10253 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
10254 * jump.c (rtx_equal_for_thread_p): Likewise.
10255 * rtlanal.c (rtx_equal_p): Likewise.
10256 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
10257 only four arguments.
10258 * gengenrtl.c (type_from_format): Provide correct types for
10262 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
10263 If a recent gcc is in use (always in stage2 and beyond), use
10264 statement expressions, so we don't make a function call unless
10265 the check fails. Evaluate arguments exactly once.
10266 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
10267 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
10269 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
10270 they evaluate their arguments exactly once, irrespective of
10271 the compiler in use.
10273 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
10274 is used by the currently-enabled check macros. This is:
10275 (tree_check_failed, tree_class_check_failed): For gcc.
10276 (tree_check, tree_class_check, cst_or_constructor_check,
10277 expr_check): For other compilers.
10279 * gencheck.c: Do not define any *_CHECK1 macros.
10281 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
10282 Mark Mitchell <mark@codesourcery.com>
10284 * c-common.c (c_get_alias_set): Fix support for poitners and
10287 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
10289 * alias.c: Include tree.h.
10290 (nonlocal_reference_p, mark_constant_function): New functions.
10291 * flow.c (life_analysis): Call mark_constant_function.
10292 * rtl.h (mark_constant_function): Declare it.
10294 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
10296 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
10297 unrecognisable switches.
10299 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10301 * loop.c (recombine_givs): Set ix field after sorting.
10302 (recombine_givs): Remove bogus index / giv lockstep looping.
10304 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10306 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
10308 (emit_store_flag_force): Use do_compare_rtx_and_jump.
10309 (do_cmp_and_jump): Formatting fixes.
10310 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
10311 do_compare_rtx_and_jump instead of compare_from_rtx.
10312 (do_compare_rtx_and_jump): New function; mostly copied from
10314 (do_jump_for_compare): Delete.
10315 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
10317 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
10318 of compare/do_jump_for_compare pairs.
10319 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
10320 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
10321 compare_from_rtx/do_jump_for_compare pairs.
10322 (do_jump_by_parts_equality): Likewise.
10323 (do_jump_by_parts_equality_rtx): Likewise.
10324 * expr.h (do_compare_rtx_and_jump): Declare.
10325 * optabs.c (prepare_cmp_insn): New function, contains most of the code
10326 that used to be in emit_cmp_insn.
10327 (cmp_available_p): New function.
10328 (prepare_operand): New function.
10329 (emit_cmp_and_jump_insn_1): New function, contains some code that used
10330 to be in emit_cmp_insn.
10331 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
10332 parameters to be pointers; don't emit final compare but modify some of
10333 the values pointed to by the args so the caller can perform the
10334 correct comparison.
10335 (expand_binop): Call emit_store_flag_force with signed forms of
10337 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
10338 emit_jump_insn pair.
10339 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
10340 emit_cmp_and_jump_insn_1. Call emit_queue.
10341 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
10343 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
10344 jump sets cc0 before deleting it.
10345 * integrate.c (expand_inline_function): Likewise.
10346 * unroll.c (unroll_loop): Similar changes in several places.
10347 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
10348 before deleting it.
10350 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10352 * Makefile.in (insn-recog.o): Update dependencies.
10353 * genrecog.c (main): Make generated file include "function.h".
10355 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
10357 * cse.c (cse_insn): Call never_reached_warning when a jump is
10358 changed to be unconditional.
10359 * flags.h: Declare warn_notreached.
10360 * flow.c (delete_block): Call never_reached_warning when
10361 a block is deleted.
10362 * jump.c (delete_barrier_successors): Call never_reached_warning
10363 when we delete everything after a BARRIER.
10364 (never_reached_warning): New function.
10365 * rtl.h: Declare never_reached_warning.
10366 * toplev.c (warn_notreached): New variable.
10367 (lang_independent_options): Set warn_notreached
10368 when -Wunreachable-code.
10369 (compile_file): We need line numbers for -Wunreachable-code.
10371 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
10373 * haifa-sched.c (insn_unit): Fix typo on out of range test.
10374 * sched.c (insn_unit): Likewise.
10376 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
10378 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
10380 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10382 * flow.c (create_edge_list): Use xmalloc, not malloc.
10384 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
10386 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
10387 C-style comments. Do not lose the character before double slash.
10389 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10391 * basic-block.h (struct edge_list): Stucture to maintain a vector
10393 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
10394 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
10395 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
10396 New function prototypes.
10397 * flow.c (create_edge_list): Function to create an edge list.
10398 (free_edge_list): Discards memory used by an edge list.
10399 (print_edge_list): Debug output showing an edge list.
10400 (verify_edge_list): Internal consistency check for an edge list.
10401 (find_edge_index): Function to find an edge index for a pred and succ.
10403 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
10405 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
10408 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
10410 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
10412 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10414 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
10416 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
10418 * toplev.c (rest_of_compilation): Allow machine dependent
10419 reorganisation pass to place information into the RTL dump
10420 file if it so wishes.
10422 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
10424 * explow.c (hard_function_value): Use VOIDmode instead of
10426 * stmt.c (expand_return): Likewise.
10427 * stor-layout.c (get_best_mode): Likewise.
10429 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
10430 emit call instead of emit_insn call.
10432 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
10434 * configure.in: Handle --disable/enable-win32-registry.
10435 * install.texi: Document --disable/enable-win32-registry.
10436 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
10437 (WIN32_REGISTRY_KEY): New macro.
10438 * prefix.c: Use to enable/disable win32-specific code.
10439 (lookup_key): Use versioned key.
10440 * configure: Regenerate.
10441 * config.in: Likewise.
10443 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
10445 * cpplib.c (read_line_number): New fn, split out of...
10448 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
10450 tree.c (lang_unsave_expr_now) : New.
10451 (unsave_expr_now): Call lang_unsave_expr_now.
10452 tree.h (lang_unsave_expr_now) : New.
10454 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
10456 * toplev.c (flag_new_exceptions): On by default.
10458 1999-08-13 Michael Meissner <meissner@cygnus.com>
10460 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
10462 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
10464 * dwarfout.c (fundamental_type_code): Return FT_boolean for
10465 INTEGER_TYPE with precision==1, it's __java_boolean.
10467 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10469 * global.c (prune_preferences): Move some invariants out of the
10472 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
10474 * configure.in (alpha*-dec-osf*): Add osf5.
10476 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
10478 * configure.in: Rework handling of ARM GNU/Linux slightly.
10479 (arm*-*-linux-gnuoldld): New target.
10480 * configure: Regenerate.
10481 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
10482 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
10483 * config/arm/linux-oldld.h: New file.
10484 * config/arm/linux-elf26.h: Don't include linux-elf.h.
10485 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
10487 * config/arm/linux-elf.h (ASM_SPEC): Define.
10488 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
10489 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
10490 for 26-bit APCS and old linker.
10491 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
10493 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
10494 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
10495 don't define `arm' or `arm_elf'.
10496 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
10497 MULTILIB_DIRNAMES): Define. Fix typo in comment.
10499 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
10501 * rtl.texi: Fix typo.
10503 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
10505 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
10507 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
10509 * extend.texi (C++ Signatures): Remove node.
10510 * invoke.texi: Remove discussion of -fhandle-signatures,
10511 signature, sigof, __signature__, and __sigof__.
10513 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
10515 * Makefile.in (JAVAGC): Removed.
10517 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
10519 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10521 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
10523 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
10525 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
10527 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
10528 a register that is already known to be a pointer.
10530 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
10532 * fixinc/inclhack.tpl: Only install assert.h conditionally.
10533 * fixinc/inclhack.sh: Regenerated.
10534 * fixinc/fixincl.sh: Regenerated.
10536 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
10538 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
10539 Fix documentation of -ansi flag to describe its C++ behavior.
10540 Remove bogus reference to GCC 2.9.
10542 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
10544 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
10545 note if it is non-NULL.
10547 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10549 * except.h (eh_nesting_info): Add new structure defintion.
10550 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
10551 (reachable_handlers, update_rethrow_references): Add function
10553 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
10554 a rethrow symbol instead of an integer exception region number.
10555 * flow.c (Make_edges): Use new exception nesting routines to determine
10556 which handlers are reachable from a CALL or asynchronous insn.
10557 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
10559 (delete_eh_regions): Update rethrow labels, and don't delete
10560 regions which are the target of a rethrow.
10561 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
10562 avoid overloading the SYMBOL_REF_USED flag.
10563 (rethrow_symbol_map): Use new rethrow_ref field.
10564 (rethrow_used): Use new rethrow_ref field.
10565 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
10566 of an integer. Fix formatting.
10567 (output_exception_table_entry): Use new rethrow_ref field.
10568 (can_throw): Check for EH_REGION_NOTE before deciding
10569 whether a CALL can throw or not.
10570 (scan_region): Call rethrow_used() instead of accessing data structure.
10571 (update_rethrow_references): New function to make sure only regions
10572 which are still targets of a rethrow are flagged as such.
10573 (process_nestinfo): New static function to initialize a handler
10574 list for a specific region.
10575 (init_eh_nesting_info): New function to allocate and initialize
10576 the list of all EH handlers reachable from all regions.
10577 (reachable_handlers): New function to retrieve the list of handlers
10578 reachable from a specific region and insn.
10579 (free_eh_nesting_info): New function to dispose of a list of
10580 reachable handlers.
10582 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
10584 * flow.c (split_edge): Set JUMP_LABEL field.
10585 (commit_one_edge_insertion): Set head correctly for insert_before.
10586 When inserting insns, update insn block numbers if allocated.
10588 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10590 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
10591 retry_incomplete_types): Add static prototype.
10592 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
10593 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
10594 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
10595 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
10596 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
10599 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
10600 dwarf2out_start_source_file, dwarf2out_line): Likewise.
10602 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10604 * output.h (assemble_name): Constify a char*.
10606 * varasm.c (UNIQUE_SECTION, assemble_start_function,
10607 assemble_variable, assemble_name): Likewise.
10609 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
10611 * arm/pe.c (arm_pe_unique_section): Likewise.
10613 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
10615 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
10617 * i386/interix.c (i386_pe_unique_section): Likewise.
10619 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
10621 * i386/winnt.c (i386_pe_unique_section): Likewise.
10623 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
10625 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
10627 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
10629 * pa/pa.c (output_call): Likewise.
10631 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
10633 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
10635 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
10638 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
10641 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
10643 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
10644 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
10646 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
10648 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10650 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
10652 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10654 * tree.h (lang_identify): Constify a char*.
10655 (print_error_function): Add extern prototype. Constify a char*.
10657 * c-lang.c (lang_identify): Constify a char*.
10659 * objc/objc-act.c (lang_identify): Constify a char*.
10661 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10663 * genpeep.c (main): Make generated file include "function.h".
10664 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
10666 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10668 * Makefile.in: Update dependencies.
10669 * alias.c: Include "function.h"
10670 * c-decl.c: Likewise.
10671 * caller-save.c: Likewise.
10672 * calls.c: Likewise.
10673 * combine.c: Likewise.
10675 * explow.c: Likewise.
10676 * final.c: Likewise.
10677 * global.c: Likewise.
10678 * graph.c: Likewise.
10679 * local-alloc.c: Likewise.
10680 * loop.c: Likewise.
10681 * optabs.c: Likewise.
10682 * profile.c: Likewise.
10683 * recog.c: Likewise.
10684 * regclass.c: Likewise.
10685 * regmove.c: Likewise.
10686 * reload.c: Likewise.
10687 * reorg.c: Likewise.
10688 * resource.c: Likewise.
10689 * sched.c: Likewise.
10690 * stupid.c: Likewise.
10691 * config/1750a/1750a.c: Likewise.
10692 * config/a29k/a29k.c: Likewise.
10693 * config/arc/arc.c: Likewise.
10694 * config/arm/arm.c: Likewise.
10695 * config/arm/thumb.c: Likewise.
10696 * config/c4x/c4x.c: Likewise.
10697 * config/clipper/clipper.c: Likewise.
10698 * config/convex/convex.c: Likewise.
10699 * config/fx80/fx80.c: Likewise.
10700 * config/i860/i860.c: Likewise.
10701 * config/m68k/m68k.c: Likewise.
10702 * config/m88k/m88k.c: Likewise.
10703 * config/mips/mips.c: Likewise.
10704 * config/pdp11/pdp11.c: Likewise.
10705 * config/pyr/pyr.c: Likewise.
10706 * config/romp/romp.c: Likewise.
10707 * config/sh/sh.c: Likewise.
10708 * config/tahoe/tahoe.c: Likewise.
10709 * config/vax/vax.c: Likewise.
10710 * config/we32k/we32k.c: Likewise.
10711 * config/sparc/sparc.c: Include "function.h".
10712 (mem_min_alignment): Test current_function rather than
10713 regno_pointer_align.
10714 * config/pa/pa.c: Likewise.
10715 (compute_frame_size): Delete declaration of
10716 current_function_outgoing_args_size.
10717 * config/arc/arc.h (current_function_varargs): Delete declaration.
10718 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
10720 * config/i370/i370.h (current_function_outgoing_args_size): Delete
10722 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
10723 current_function_uses_pic_offset_table.
10724 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
10725 of current_function_returns_pointer.
10726 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10727 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10728 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10729 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10730 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10731 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
10732 * config/m88k/m88k.c: Include "function.h"
10733 (call_used_regs, current_function_pretend_args_size,
10734 current_function_outgoing_args_size, frame_pointer_needed): Delete
10736 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
10738 * config/mips/mips.h (current_function_calls_alloca): Delete
10740 * config/mn10200/mn10200.h (current_function_needs_context,
10741 rtx_equal_function_value_matters): Delete declarations.
10742 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
10743 flag_pic): Delete declarations.
10744 * config/pa/pa.h (current_function_pretend_args_size,
10745 current_function_decl): Delete declarations.
10746 * config/pa/som.h (current_function_varargs): Delete declaration.
10747 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
10749 * config/pyr/pyr.h (current_function_pretend_args_size,
10750 current_function_args_size, current_function_calls_alloca): Delete
10752 * config/sh/sh.h (current_function_varargs): Delete declaration.
10753 * config/sparc/sparc.h (current_function_outgoing_args_size,
10754 current_function_calls_alloca, current_function_decl): Delete
10756 * config/spur/spur.h (current_function_pretend_args_size,
10757 current_function_calls_alloca): Delete declarations.
10758 * config/v850/v850.c (current_function_outgoing_args_size): Delete
10760 * config/vax/vms.h (current_function_name): Delete declaration.
10761 * gcse.c: Include "function.h".
10762 (current_function_name, current_function_calls_setjmp): Delete
10764 * haifa-sched.c: Include "function.h".
10765 (forced_labels): Delete declaration.
10766 * jump.c: Likewise.
10767 * reg-stack.c: Likewise.
10768 * reload1.c: Likewise.
10769 * genemit.c (main): Make generated file include function.h.
10770 * genoutput.c (output_prologue): Likewise.
10772 * builtins.c (saveregs_value, apply_args_value): Delete variables.
10773 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
10774 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
10775 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
10776 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
10777 macros for some of them.
10778 (emit_filename, emit_lineno): Delete declarations.
10779 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
10780 regno_pointer_* variables through current_function.
10781 (gen_inline_header_rtx): Delete function.
10782 (save_emit_status): Delete function.
10783 (set_new_last_label_num): New function.
10784 (clear_emit_caches): New function.
10785 (restore_emit_status): Just clear last_labelnum and call
10787 (get_last_insn_anywhere): Variable sequence_stack is now accessed
10788 through macro seq_stack.
10789 (add_insn_after): Likewise.
10790 (add_insn_before): Likewise.
10791 (remove_insn): Likewise.
10792 (pop_topmost_sequence): Likewise.
10793 (in_sequence_p): Likewise.
10794 (start_sequence_for_rtl_expr): Likewise.
10795 (start_sequence): Likewise, and likewise for
10796 sequence_rtl_expr/seq_rtl_expr.
10797 (push_topmost_sequence): Likewise.
10798 (end_sequence): Likewise.
10799 (init_virtual_regs): Now takes a "struct emit_status *" argument.
10800 All callers changed. Store into that pointer instead of globals.
10801 (init_emit): Allocate emit elt of current_function.
10802 Changes for sequence_rtl_expr/sequence_stack renaming.
10803 Call clear_emit_caches instead of doing it in-line.
10804 Access regno_pointer_* variables through current_function.
10805 (init_emit_once) Don't clear sequence_stack.
10807 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
10809 (arg_pointer_save_area): Delete declaration.
10810 (finish_expr_for_function): Renamed from init_queue; no longer static.
10811 (init_expr): Don't call init_queue.
10812 (save_expr_status, restore_expr_status): Delete functions.
10813 (expand_expr): Changes to reflect new layout of struct function.
10814 Don't access current_function_check_memory_usage when current_function
10816 * expr.h (forced_labels, save_expr_regs, saveregs_value,
10817 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
10818 current_function_outgoing_args_size, current_function_arg_offset_rtx,
10819 current_function_uses_const_pool, function_call_count,
10820 current_function_uses_pic_offset_table, nonlocal_labels,
10821 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
10822 current_function_check_memory_usage, nonlocal_goto_handler_slots,
10823 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
10825 (finish_expr_for_function): Declare.
10826 * flags.h (current_function_has_nonlocal_label,
10827 current_function_has_nonlocal_goto, current_function_is_thunk,
10828 current_function_has_computed_jump): Delete declarations.
10829 * flow.c (forced_labels): Delete declaration.
10830 * function.c (current_function_pops_args,
10831 current_function_returns_struct, current_function_returns_pcc_struct,
10832 current_function_needs_context, current_function_calls_setjmp,
10833 current_function_calls_longjmp, current_function_has_nonlocal_label,
10834 current_function_has_nonlocal_goto, current_function_is_thunk,
10835 current_function_has_computed_jump, current_function_calls_alloca,
10836 current_function_contains_functions, current_function_returns_pointer,
10837 current_function_epilogue_delay_list, current_function_args_size,
10838 current_function_pretend_args_size, current_function_arg_offset_rtx,
10839 current_function_outgoing_args_size, current_function_varargs,
10840 current_function_stdarg, current_function_args_info, cleanup_label,
10841 current_function_name, current_function_uses_const_pool,
10842 current_function_instrument_entry_exit, current_function_return_rtx,
10843 current_function_uses_pic_offset_table, nonlocal_labels,
10844 current_function_internal_arg_pointer, current_function_cannot_inline,
10845 current_function_check_memory_usage, function_call_count,
10846 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
10847 nonlocal_goto_stack_level, return_label, save_expr_regs,
10848 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
10849 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
10850 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
10851 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
10852 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
10854 (push_function_context_to): Don't save them. Don't call
10855 save_storage_status, save_emit_status or save_expr_status.
10856 (pop_function_context_from): Don't restore them. Don't call
10857 restore_storage_status or restore_expr_status.
10858 (get_func_frame_size): New function.
10859 (get_frame_size): Use it.
10860 (assign_outer_stack_local): Reflect some member name changes in struct
10862 (put_reg_into_stack): Likewise.
10863 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
10865 (fixup_var_refs): Likewise.
10866 (fix_lexical_addr): Likewise.
10867 (trampoline_address): Likewise.
10868 (prepare_function_start): Clear field inlinable of current_function.
10869 (init_function_for_compilation): New function.
10870 (expand_dummy_function_end): New function.
10871 (expand_function_end): Call finish_expr_for_function.
10872 * function.h (struct emit_status): New; fields moved here from struct
10873 function and from global variables. Add accessor macros for some of
10875 (struct expr_status): Likewise.
10876 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
10877 (struct function): Add fields expr and emit, inlinable, inl_emit,
10878 original_arg_vector, original_decl_initial, inl_last_parm_insn,
10879 inl_max_label_num. Add many comments.
10880 Add accessor macros for all elts of struct function that no longer
10881 have a global variable.
10882 (cleanup_label, return_label, frame_offset, tail_recursion_label,
10883 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
10884 stack_slot_list): Delete declarations.
10885 (get_func_frame_size): Declare.
10886 (save_expr_status, restore_expr_status, save_emit_status,
10887 save_storage_status, restore_storage_status): Delete declarations.
10888 (init_virtual_regs): Declare.
10889 * output.h (current_function_pops_args,
10890 current_function_returns_struct, current_function_returns_pcc_struct,
10891 current_function_needs_context, current_function_calls_setjmp,
10892 current_function_calls_longjmp, current_function_calls_alloca,
10893 current_function_has_nonlocal_label, current_function_varargs,
10894 current_function_has_computed_jump, current_function_returns_pointer,
10895 current_function_contains_functions, current_function_args_size,
10896 current_function_pretend_args_size, current_function_stdarg,
10897 current_function_outgoing_args_size, current_function_args_info,
10898 current_function_name, current_function_return_rtx,
10899 current_function_epilogue_delay_list,
10900 current_function_uses_const_pool, current_function_cannot_inline):
10901 Delete declarations.
10902 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
10903 regno_reg_rtx): Delete declaration.
10904 (REGNO_POINTER_FLAG): Delete macro.
10905 * stmt.c (expand_goto): Changes to reflect that some fields in struct
10906 function were renamed.
10907 * stor-layout.c (save_storage_status, restore_storage_status): Delete
10909 * toplev.c: Include "function.h".
10910 (current_function_decl): Delete declaration.
10911 (compile_file): Call init_dummy_function_start and
10912 expand_dummy_function_end around some initializations that need to
10914 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
10915 Call init_function_for_compilation.
10916 * unroll.c: Include "function.h"
10917 (unroll_loop): Access regno_pointer_* variables through
10920 * tree.h (struct tree_decl): Add elt f to saved_insns member.
10921 (DECL_SAVED_INSNS): use it.
10922 (expand_dummy_function_end): Declare.
10923 (init_function_for_compilation): Declare.
10924 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
10925 that it's no longer an INLINE_HEADER.
10926 (expand_call): Likewise.
10927 * integrate.c (finish_inline): Delete function.
10928 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
10929 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
10930 args. Don't generate an INLINE_HEADER rtx, just return the arg
10931 vector. All callers changed.
10932 (save_for_inline_copying): Create a duplicate struct emit_status to
10933 hold the emit state for compiling the current function. Use this and
10934 the other new fields in struct function that are for integration
10935 instead of an INLINE_HEADER.
10936 Use memcpy instead of bcopy.
10937 Store the current struct function in DECL_SAVED_INSNS of fndecl.
10938 (save_for_inline_nocopy): Similar changes, except no new emit_status
10940 (expand_inline_function): Get information from function structure,
10941 not from an inline header rtx.
10942 (output_inline_function): Lose code to extract the necessary
10943 information from an inline header; simply put back the function
10944 structure into current_function. Clear its inlinable elt.
10945 * rtl.def (INLINE_HEADER): Delete.
10946 * rtl.h: Delete all accessors for an INLINE_HEADER.
10947 (gen_inline_header_rtx): Delete declaration.
10948 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
10949 Delete declarations.
10950 (REGNO_POINTER_ALIGN): Delete.
10951 (clear_emit_caches): Declare.
10952 (set_new_last_label_num): Declare.
10954 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
10956 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
10958 * except.c (expand_eh_region_start_for_decl): Always start a new block.
10959 * stmt.c (is_eh_region): Make sure current_function is present, too.
10961 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
10963 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
10964 for 64bit PA targets.
10966 * pa.h (SELECT_SECTION): Define.
10967 * som.h (SELECT_SECTION): Delete.
10969 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10971 * alias.c (init_alias_analysis): Wrap call to
10972 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
10974 1999-08-07 Bruce Korb <autogen@linuxbox.com>
10976 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
10977 <sys/asm.h> contains an asm comment with an apostrophe
10978 * fixinc/inclhack.sh: regen
10979 * fixinc/fixincl.x: regen
10981 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
10983 * function.c (init_function_start): Clear prologue & epilogue.
10984 (prologue_epilogue_contains): New function.
10985 * alias.c (init_alias_analysis): Use it.
10986 * rtl.h (prologue_epilogue_contains): Declare it.
10988 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
10990 * jump.c (onlyjump_p): New function.
10991 * rtl.h: Declare it.
10992 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
10993 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
10995 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
10997 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
10998 to invert loops. Simplify block scanning.
11000 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11002 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
11003 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
11005 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
11007 * config/sparc/liteelf.h: New file to support sparclite-elf target
11008 * config/sparc/t-sp86x: New file to support sparc86x targets
11009 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
11010 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
11011 * configure.in: Support above target triplets
11012 * configure: Regenerated
11014 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
11016 * fixinc/server.c (server_setup): Do not prefix function used as
11017 parameter with `&'.
11019 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
11021 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
11022 Remove fp reg alternatives.
11024 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
11026 * Makefile.in (TAROUTOPTS): Kill.
11027 (install-headers-tar): Use "xpf" for tar headerfile extraction
11028 * i370/x-oe (TAROUTOPTS): Delete.
11029 * m68k/x-apollo68 (TAROUTOPTS): Delete.
11030 * m68k/x-hp320 (TAROUTOPTS): Delete.
11031 * m68k/x-hp320g (TAROUTOPTS): Delete.
11032 * gcc.texi: Update bug reporting text.
11034 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
11036 * reg-stack.c (change_stack) Fixed problem with negative array index.
11038 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
11040 * extend.texi, install.texi: Fix spelling mistakes.
11042 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
11043 (s-attrtab); No longer try to use pre-made insn-attrtab file.
11044 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
11045 PREMADE_ATTRTAB_MD.
11046 * mips/t-ecoff: Likewise.
11047 * mips/t-elf: Likewise.
11048 * mips/t-mips: Likewise.
11049 * mips/t-osfrose: Likewise.
11050 * mips/t-r3900: Likewise.
11051 * mips/t-svr3: Likewise.
11052 * mips/t-svr4: Likewise.
11053 * mips/t-ultrix: Likewise.
11055 * gcc.texi: Document recommend means to provide software floating
11056 point libraries in libgcc.a
11058 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
11060 * c-lex.c (yylex): We can have a number with no digits.
11062 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
11064 * jump.c (delete_prior_computation): New function, broken
11065 out of delete_computation. Check for side effects with
11066 side_effects_p instead of FIND_REG_INC_NOTE. Handle
11067 multi-word hard registers.
11068 (delete_computation): Use it. Check for side effects with
11069 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
11070 missing REG_DEAD note for a register which is both set and
11073 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
11075 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
11076 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
11077 (ASM_FILE_START): Import _mcount with the right type.
11078 (ASM_DECLARE_FUNCTION_NAME): Define.
11079 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
11080 * pa.c (output_function_prologue): Always emit the function's label
11082 * pa.h (TEXT_SPACE_P): Define.
11083 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11084 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
11085 * som.h (TEXT_SPACE_P): Delete.
11086 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
11087 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
11089 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
11091 * expr.c (emit_group_load): Allow src to be a CONCAT.
11093 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11095 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
11096 (___mulsi3): Use '!' comment character.
11098 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11100 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
11102 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
11104 * gcc.c: Update URLs and mail addresses.
11105 * gcc.texi: Likewise.
11107 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
11109 * rs6000.c (current_file_function_operand): Return zero for
11111 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
11113 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
11116 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
11118 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
11119 allocate space in the stack frame for the PIC register.
11121 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
11123 * m68k.md (xordi3, anddi3): These patterns are not available on
11126 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
11128 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
11129 (PUT_REAL): Likewise.
11131 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11133 * final.c (shorten_branches): Don't add an alignment for loops
11134 that have no label inside.
11136 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11138 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
11139 prototypes in macro HAVE_cmpstrsi.
11141 * cpplib.c (cpp_get_token): Remove unused label `op3'.
11143 * emit-rtl.c (operand_subword): Remove unused variable
11146 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
11148 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
11150 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
11152 * cpphash.c (macroexpand): Delete leading whitespace when arg
11153 is concatenated before.
11154 (unsafe_chars): Correct test for whether + and - can extend a
11157 * cppinit.c (cpp_start_read): Do dependencies for
11158 -include/-imacros files also.
11160 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
11161 tokenizing non-directive lines.
11162 (cpp_expand_to_buffer): Temporarily disable no-output mode.
11163 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
11166 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11168 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
11170 * c-lex.c: Sync with C++ frontend.
11171 (linemode): New variable.
11172 (parse_float): imag, conversion_errno, and type are output only.
11173 (yylex): Adjust. Move initial '.' case into main switch.
11175 (handle_generic_pragma): Just deal with tokens.
11176 (readescape): Use ISXDIGIT and ISGRAPH.
11177 * c-parse.in: Add END_OF_LINE token.
11179 * c-lex.c (lang_init): Generalize.
11180 (nextchar): Remove. Replace uses with UNGETC.
11181 (skip_white_space): Handle linemode here. Optimize for cpplib.
11182 (skip_white_space_on_line): Remove.
11183 (extend_token_buffer_to): New fn.
11184 (extend_token_buffer): Use it.
11185 (read_line_number, check_newline): Just deal with tokens.
11186 (token_getch, token_put_back): New fns.
11187 (yylex): Use them. More cpplib optimizations. Simplify.
11189 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
11190 Jason Merrill <jason@yorick.cygnus.com>
11192 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
11193 (consume_string): Make this smart about USE_CPPLIB.
11194 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
11195 (yylex): Rewrite to be intelligent about USE_CPPLIB.
11196 Also, clean up cases where we redundantly set token_buffer[0].
11197 (read_line_number): New fn.
11198 (ignore_escape_flag): New variable.
11200 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
11202 * a29k/t-a29kbare: Fix some comments.
11203 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
11204 (FPBIT, DPBIT): Define.
11205 * a29k/t-vx29k: Likewise.
11206 * arc/t-arc: Likewise.
11207 * arm/t-arm-elf: Likewise.
11208 * arm/t-bare: Likewise.
11209 * arm/t-pe: Likewise.
11210 * arm/t-pe-thumb: Likewise.
11211 * arm/t-semi: Likewise.
11212 * arm/t-thumb: Likewise.
11213 * arm/t-thumb-elf: Likewise.
11214 * arm/t-thumb-linux: Likewise.
11215 * h8300/t-h8300: Likewise.
11216 * i960/t-i960: Likewise.
11217 * i960/t-vxworks960: Likewise.
11218 * m32r/t-m32r: Likewise.
11219 * mips/t-ecoff: Likewise.
11220 * mips/t-elf: Likewise.
11221 * mips/t-r3900: Likewise.
11222 * pa/t-pro: Likewise.
11223 * rs6000/t-aix43: Likewise.
11224 * rs6000/t-beos: Likewise.
11225 * rs6000/t-newas: Likewise.
11226 * rs6000/t-ppccomm: Likewise.
11227 * rs6000/t-rs6000: Likewise.
11228 * rs6000/t-winnt: Likewise.
11229 * rs6000/t-xnewas: Likewise.
11230 * rs6000/t-xrs6000: Likewise.
11231 * sh/t-sh: Likewise.
11232 * sparc/t-elf: Likewise.
11233 * sparc/t-sparcbare: Likewise.
11234 * sparc/t-sparclite: Likewise.
11235 * sparc/t-splet: Likewise.
11236 * v850/t-v850: Likewise.
11237 * mn10200/t-mn10200: Fix comments.
11238 * mn10300/t-mn10300: Likewise.
11240 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
11241 dummy operand. Allocate a new pseudo for the dummy operand.
11242 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
11244 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
11246 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
11248 * configure: Rebuilt.
11249 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
11251 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
11253 * recog.c (preproces_constraints): Zero recog_op_alt before
11254 processing the constraints.
11256 * arm.c (typedef minipool_node): Renamed from pool_node.
11257 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
11258 (add_minipool_constant): New function.
11259 (dump_minipool): New function.
11260 (find_barrier): Remove special case for getting the insn size of
11261 an insn that references the constant pool.
11262 (minipool_fixup): New structure.
11263 (push_minipool_barrier): New function.
11264 (push_minipool_fix): New function.
11265 (note_invalid_constants): New function.
11266 (add_pool_constant, dump_table, fixit, broken_move): Delete.
11267 (arm_reorg): Rewrite code to fix up the constant pool into a
11268 series of mini-pools embedded in the insn stream.
11269 (arm_output_epilogue): New function, made mainly from the body
11270 of output_func_epilogue.
11271 (output_func_epilogue): Move insn generation part of epilogue code
11272 to arm_output_epilogue.
11273 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
11274 * arm.md (pool_range): New attribute.
11275 (zero_extendqidi2): Add attribute pool_range.
11276 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
11277 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
11278 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
11279 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
11280 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
11281 (epilogue): New expand.
11282 (epilogue_insn): New insn. Call arm_output_epilogue.
11284 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
11285 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
11287 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
11289 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
11291 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
11293 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
11295 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
11297 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
11299 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
11301 * global.c: Fix comment.
11303 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
11305 * gcc.c (access_check): New static function.
11306 (find_a_file): Use it when searching a directory list.
11307 * collect2.c (find_a_file): Don't accept directories found when
11308 searching a directory list.
11310 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
11312 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
11313 function parameters with `&'.
11314 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
11316 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
11318 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
11319 or tidy_fallthru_edge if the last insn in the block is not
11320 an unconditional jump or a simple conditional jump.
11322 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11324 * Makefile.in (c-decl.o): Depends on defaults.h.
11326 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
11328 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
11330 (CLASS_MAX_NREGS): Likewise.
11332 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
11334 * cse.c (cse_insn): Fix dumb thinko in last change.
11336 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11338 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
11341 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
11343 * dwarf2out.c (add_location_or_const_value_attribute): Correct
11344 test for sizes of passed and declared parameter types.
11346 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11348 * fixincludes: Fix the return type of bsearch, char* -> void*.
11350 * fixinc/inclhack.def: Likewise.
11352 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
11354 * invoke.texi (-fdump-translation-unit): New option.
11356 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
11358 * expr.h (PROMOTE_PROTOTYPES): Move ...
11359 * defaults.h: ... to here.
11360 * c-decl.c: Include defaults.h instead of expr.h.
11361 * c-typeck.c: Include defaults.h.
11363 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
11365 * toplev.h (errorcount): Declare.
11366 (warningcount): Likewise.
11367 (sorrycount): Likewise.
11368 * c-lex.c (errorcount): Don't declare.
11369 * dwarf2out.c (errorcount): Don't declare.
11371 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
11373 * config/libgloss.h: Add a note discouraging use with ELF.
11374 * configure.in: Don't use libgloss.h for ELF targets.
11375 Always use_collect2 on a.out targets.
11377 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
11379 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
11380 (force_to_mode, case ASHIFTRT): Add shiftrt label.
11382 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11384 * loop.c (strength_reduce): When doing biv->giv conversion, update
11385 reg note of NEXT->insn.
11387 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11389 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
11391 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11393 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
11394 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
11395 Ensure expr.h is included.
11396 * c-typecheck.c (convert_arguments): Ditto.
11398 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
11400 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
11401 * config/convex/convex.h: Ditto.
11402 * config/dsp16xx/dsp16xx.h: Ditto.
11403 * config/fx80/fx80.h: Ditto.
11404 * config/gmicro/gmicro.h: Ditto.
11405 * config/i370/i370.h: Ditto.
11406 * config/i386/i386.h: Ditto.
11407 * config/m32r/m32r.h: Ditto.
11408 * config/m68k/m68k.h: Ditto.
11409 * config/m88k/m88k.h: Ditto.
11410 * config/mips/mips.h: Ditto.
11411 * config/pa/pa.h: Ditto.
11412 * config/pyr/pyr.h: Ditto.
11413 * config/tahoe/tahoe.h: Ditto.
11414 * config/we32k/we32k.h: Ditto.
11416 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
11417 based on arch size.
11419 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
11421 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
11424 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
11426 1999-08-02 Richard Henderson <rth@cygnus.com>
11428 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
11429 for the register spill block.
11430 (m32r_va_arg): New.
11431 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
11432 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
11434 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
11435 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
11436 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
11438 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11440 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
11441 MAX_WCHAR_TYPE defined in sparc.h.
11442 * config/sparc/linuxaout.h: Likewise.
11443 * config/sparc/linux64.h: Likewise.
11444 Also default to -mvis if CPU is UltraSPARC.
11446 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11448 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
11449 (RTX_OK_FOR_OLO10): Likewise.
11450 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
11451 %lo(), allow it in addresses...
11452 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
11453 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
11454 does not make sense.
11455 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
11456 (sparc_output_scratch_registers): New function.
11457 (output_function_prologue, sparc_flat_output_function_prologue): Use
11459 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
11461 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
11462 * configure.in: Add check for .register pseudo-op support in as and
11463 check for offsetable %lo().
11464 * acconfig.h: Add templates for the above checks.
11465 * configure: Regenerate.
11467 1999-08-02 Richard Henderson <rth@cygnus.com>
11469 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
11470 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
11471 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
11473 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11475 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11478 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
11480 * config/float-sparc.h: New file.
11481 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
11482 sparc-*-linux-gnu and sparc64-*-linux*.
11484 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11486 * rs6000.c (rs6000_va_list): Type is an array.
11487 (rs6000_va_start): Don't doubly adjust for varargs.
11488 (rs6000_va_arg): Evaluate long long GPR adjustment.
11490 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
11492 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
11493 -maix64 and -maix32.
11494 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
11495 LINK_SPEC): Change appropriately.
11496 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
11497 (u_short_cint_operand): Likewise.
11498 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
11500 * rs6000/t-aix43 (MULTILIB): Change to -m64.
11502 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
11504 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
11506 * rs6000/rs6000.c (num_insns_constant_wide): Correct
11507 for type promotion.
11508 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
11509 (non_add_cint_operand): Likewise.
11510 (logical_operand): Likewise.
11511 (non_logical_cint_operand): Likewise.
11512 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
11513 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
11514 (rs6000_select_rtx_section): Suppress warning.
11515 (small_data_operand): Suppress warning.
11516 (rs6000_got_register): Suppress warning.
11517 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
11518 type, so `J' is generally the wrong constraint for a SImode value;
11520 (andsi3_internal2): Likewise.
11521 (andsi3_internal3): Likewise.
11522 (iorsi3_internal1): Likewise.
11523 (xorsi3_internal1): Likewise.
11525 (movsf_softfloat): Likewise.
11526 (scc insns): Likewise.
11527 (movsi+2): Preserve sign bits of SImode constant.
11528 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
11529 (movdf+1): Sign-extend properly.
11530 (movdi_32+1): Sign-extend properly.
11531 (scc insns): Sign-extend properly.
11533 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
11536 1999-08-02 Richard Henderson <rth@cygnus.com>
11538 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
11539 -mcpu parsing code.
11540 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
11541 * alpha.md (all fp insns): Likewise.
11543 1999-08-02 Nick Clifton <nickc@cygnus.com>
11545 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
11548 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
11550 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
11551 pic_load_label generator directly.
11552 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
11553 No longer a named pattern.
11555 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
11557 * explow.c (force_reg): Call force_operand if X does not
11558 satisfy general_operand.
11560 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
11562 * fix-header.c (main): When testing for CONTINUED, use string
11563 equality, not pointer equality.
11565 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
11567 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
11569 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
11571 * cse.c (cse_insn): Fix loop which deletes insns after a jump
11572 that has become an unconditional jump.
11574 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
11575 (output_function_epilogue): Similarly.
11577 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11579 * tree.h (init_dummy_function_start): Declare.
11581 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11583 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
11584 last_expr_type, last_expr_value, block_start_count, block_stack,
11585 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
11586 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
11587 dynamically in stmt elt of struct function for each function.
11588 (struct nesting): Rename function_call_count elt to n_function_calls,
11589 target_temp_slot_level to block_target_temp_slot_level. All users
11591 (struct stmt_status): New structure definition.
11592 Add many accessor macros for stmt_status elements which previously
11593 were global variables.
11594 (init_stmt_for_function): Allocate stmt elt for current_function.
11595 Reflect that block_start_count was renamed to
11596 current_block_start_count.
11597 (save_stmt_status, restore_stmt_status): Delete functions.
11598 (preserve_subexpressions_p): Don't access loop_stack when outside
11600 (expand_start_bindings): Reflect that block_start_count was renamed to
11601 current_block_start_count.
11602 (expand_fixup): Likewise.
11603 (expand_decl): Don't access block_stack when outside a function.
11604 (expand_decl_cleanup): Likewise.
11605 (expand_dcc_cleanup): Likewise.
11606 (expand_dhc_cleanup): Likewise.
11607 (expand_anon_union_decl): Likewise.
11608 (set_file_and_line_for_stmt): New function.
11609 (in_control_zone_p): New function.
11611 * function.h (struct function): Add new elt stmt.
11612 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
11613 case_stack, nesting_stack, nesting_depth, block_start_count,
11614 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
11615 emit_lineno, goto_fixup_chain.
11616 (save_eh_status, restore_eh_status, save_stmt_status,
11617 restore_stmt_status): Delete declarations.
11618 * function.c (push_function_context_to): Don't call save_stmt_status.
11619 (pop_function_context_to): Don't call restore_stmt_status.
11620 * tree.h (in_control_zone_p): Declare.
11621 * rtl.h (set_file_and_line_for_stmt): Declare.
11623 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
11624 call set_file_and_line_for_stmt.
11626 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
11628 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
11629 Also update copyright.
11631 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11633 * c-pragma.c: Don't include "except.h".
11634 * emit-rtl.c: Likewise.
11635 * stor-layout.c: Likewise.
11636 * tree.c: Likewise.
11637 * varasm.c: Likewise.
11639 * flow.c: Include "function.h".
11640 * tree.h (init_dummy_function_start): Declare new function.
11642 * except.h (struct eh_status): New structure.
11643 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
11645 (eh_return_stub_label, ehstack, catchstack, ehqueue,
11646 catch_clauses, false_label_stack, caught_return_label_stack,
11647 protect_list, current_function_ehc): Add accessor macros for the
11648 corresponding fields in current_function->eh; delete declarations
11649 for all items that used to be declared here.
11650 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
11651 catch_clauses, false_label_stack, caught_return_label_stack,
11652 protect_list, current_function_ehc): Delete variables.
11653 (init_eh_for_function): Allocate current_function->eh.
11654 (save_eh_status, restore_eh_status): Delete functions.
11656 * function.h (struct function): Add fields next_global and eh.
11657 Delete all exception handling related fields.
11658 * function.c (current_function): New variable.
11659 (all_functions): New variable.
11660 (push_function_context_to): Don't allocate a struct function,
11661 use current_function instead. Call init_dummy_function_start when
11662 outside a function. Clear current_function before returning.
11663 (pop_function_context_from): Restore current_function.
11664 Don't free the restored struct function.
11665 (prepare_function_start): New function.
11666 (init_dummy_function_start): New function.
11667 (init_function_start): Break out some code into prepare_function_start
11670 * stmt.c (save_stmt_status): Don't call save_eh_status.
11671 (restore_stmt_status): Don't call restore_eh_status.
11673 * Makefile.in: Update dependencies.
11675 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
11677 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
11678 of depending on a magic constant value. Update comments.
11679 (hppa_expand_prologue): Similarly.
11681 * pa.md (reload_indi, reload_outdi): Allow any register for the
11682 original reload register.
11684 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
11686 * cccp.c (print_help): Change marcos to macros.
11688 1999-07-30 Richard Henderson <rth@cygnus.com>
11690 * c-typeck.c (initializer_constant_valid_p): Move ...
11691 * c-common.c (initializer_constant_valid_p): ... here. Use
11692 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
11693 of label addresses.
11694 * c-common.h (initializer_constant_valid_p): Declare.
11695 * c-tree.h (initializer_constant_valid_p): Remove.
11697 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
11699 * config/i386/sol2-c1.asm: Align the stack.
11700 * config/i386/sol2-gc1.asm: Likewise.
11702 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
11704 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
11705 -Asparclite for sparc86x.
11706 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
11708 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
11710 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
11712 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
11713 the user if using the non-default arch size in BI_ARCH configuration.
11714 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
11716 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
11717 Fix patterns so that they actually match.
11718 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
11719 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
11720 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
11722 (mulsidi3): Reflect this in the expand.
11723 (smulsi3_highpart): Only on TARGET_ARCH32.
11724 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
11725 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
11726 (umulsidi3): Reflect this in the expand.
11727 (umulsi3_highpart): Only on TARGET_ARCH32.
11728 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
11729 don't require g0 to be zero.
11730 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
11731 ({,u}divsi3): New expands.
11732 ({,u}divsi3_sp64): New patterns.
11733 (after lshrdi3_v8plus): Four new patterns to help combiner
11734 optimizing nested mixed mode shifts.
11736 * config/sparc/sparc.c (sparc_override_options): Use deprecated
11737 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
11738 speed things up. Don't use them by default on plain v9 in 64bit
11739 mode, according to what SPAMv9 sais.
11741 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
11742 top 32 bits of %[og][0-7] in signal handlers.
11743 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
11745 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
11747 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
11748 (ashlsi3): Corresponding changes.
11750 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
11752 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
11754 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
11756 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11758 * arm.h (Hint): Delete macro.
11759 Substitute HOST_WIDE_INT for Hint in some prototypes.
11760 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
11762 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
11764 * builtins.c (expand_builtin_setjmp): Use force_operand to
11765 make sure that the buffer address is in a suitable form to be
11766 passed to force_reg.
11768 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
11770 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
11773 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
11775 * pa.md (indirect_jump): Remove mode from match_operand. Verify
11776 proper mode in the condition string.
11777 (icacheflush, dcacheflush): Remove modes from match_operands.
11779 * pa.c (emit_move_sequence): Always convert scratch_reg to the
11780 proper mode before using it.
11782 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
11785 * pa.c (store_reg): Do not call add_high_const generator directly.
11786 (load_reg, set_reg_plus_d): Likewise.
11787 * pa.md (add_high_const): No longer a named pattern.
11789 * pa.c (legitimize_address): Consistently use Pmode rather than
11790 SImode. Do not call gen_pic2_highpart directly anymore.
11791 * pa.md (pic2_highpart): No longer a named pattern.
11792 (pic2_lo_sum): Similarly. Reformat to make more readable.
11794 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
11799 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11801 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
11803 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
11805 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
11806 and tag the spill mems.
11807 (hppa_va_start): New.
11808 (hppa_va_arg): New.
11809 * pa.h (EXPAND_BUILTIN_VA_START): New.
11810 (EXPAND_BUILTIN_VA_ARG): New.
11812 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
11814 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
11815 and tag the spill mems.
11816 (mn10300_va_start): New.
11817 (mn10300_va_arg): New.
11818 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
11819 (EXPAND_BUILTIN_VA_ARG): New.
11821 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
11823 * mn10200.c (mn10200_va_arg): New.
11824 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
11826 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
11828 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
11829 rather than play with TREE_INT_CST_LOW.
11831 1999-07-27 Philip Blundell <pb@nexus.co.uk>
11833 * config/arm/telf.h: Include dbxelf.h.
11834 (CPP_PREDEFINES): Only define if not already defined.
11835 (ASM_IDENTIFY_GCC): Likewise.
11836 (SUBTARGET_EXTRA_SECTIONS): Likewise.
11837 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
11838 * config/arm/thumb.h (LINK_SPEC): Only define if not already
11840 (DBX_DEBUGGING_INFO): Don't define.
11841 * config/arm/linux-telf.h: New file.
11842 * config/arm/linux-tgas.h: New file.
11843 * config/arm/t-thumb-linux: New file.
11844 * config/arm/uclinux-elf.h: New file.
11845 * config/arm/uclinux-telf.h: New file.
11846 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
11847 thumb-*-uclinux): New targets.
11848 * configure: Regenerate.
11850 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
11852 * pa.md (post_store, pre_load): New expanders.
11853 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
11854 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
11855 need to directly generate RTL for them.
11856 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
11859 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
11861 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
11862 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
11863 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
11864 (secndary_reload_class): Make TARGET_ELF conditional compile.
11865 (print_operand_address): Similar.
11866 (output_toc): Print all values as hex.
11867 (get_issue_rate): Rearrange and add RS64A and PPC630.
11868 * rs6000.h (processor_type): Add RS64A and PPC630.
11869 (PROCESSOR_POWERPC64): New.
11870 (PROMOTE_MODE): Use word_mode.
11871 (RTX_COSTS): Add RS64A and PPC630.
11872 * rs6000.md (scheduling information): Add lmul and ldiv
11873 representing 64-bit integer multiply and divide. Add rs64a and
11874 PPC630 information.
11875 (ashldi3): Add support for "rldic" instruction.
11876 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
11878 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
11880 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
11881 instead of V8 for sparclite86x in cpu_table.
11883 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
11885 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
11886 output_file_directive.
11888 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
11890 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
11891 tree for op1, not the rtl.
11893 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
11895 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
11896 to m88k_va_start, leaving only the register spill.
11897 (m88k_build_va_list): New.
11898 (m88k_va_start): New.
11899 (m88k_va_arg): New.
11900 * m88k.h (BUILD_VA_LIST_TYPE): New.
11901 (EXPAND_BUILTIN_VA_START): New.
11902 (EXPAND_BUILTIN_VA_ARG): New.
11904 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
11906 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
11907 Rename from expand_builtin_saveregs.
11908 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
11910 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
11912 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
11913 for the register spill block.
11914 (i960_build_va_list): New.
11915 (i960_va_start): New.
11916 (i960_va_arg): New.
11917 * i960.h (BUILD_VA_LIST_TYPE): New.
11918 (EXPAND_BUILTIN_VA_START): New.
11919 (EXPAND_BUILTIN_VA_ARG): New.
11920 * i960.md (store_multiple): Use change_address on individul mems.
11922 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
11924 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
11926 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
11927 (expand_builtin_va_end): Evaluate arg for side effects.
11928 * c-common.c (c_common_nodes_and_builtins): Construct a
11929 va_list_arg_type_node to handle array decomposition to pointer.
11931 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
11933 * except.c (start_dynamic_cleanup): Use force_operand on the
11936 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
11938 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
11939 * c4x.c (c4x_va_arg): New.
11941 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
11943 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
11944 has manual_pop set.
11946 1999-07-26 Nathan Sidwell <nathan@acm.org>
11948 * eh-common.h (__eh_matcher): Prototype correctly.
11950 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
11952 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
11953 (TARGET_SINGLE_PIC_BASE): Likewise.
11954 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
11956 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
11957 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
11958 (TARGET_OPTIONS): Add -mpic-register=N.
11959 (OUTPUT_INT_ADDR_CONST): New macro.
11960 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
11961 LEGITIMATE_PIC_OPERAND_P): Likewise.
11962 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
11963 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
11964 output_addr_const directly.
11965 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
11967 (thumb_pic_register, thumb_pic_register_string): Declare.
11969 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
11971 (label_mentioned_p): New function: Imported from arm.c.
11972 (legitimize_pic_address): New function: Imported from arm.c.
11973 (is_pic):New function: Imported from arm.c.
11974 (thumb_finalize_pic):New function: Imported from arm.c.
11975 (add_constant): Cope with PIC constants.
11976 (fixit): Cope with PIC constants.
11977 (output_return): Do not treat the PIC register as live if
11978 TARGET_SINGLE_PIC_BASE is true.
11979 (thumb_function_prologue): Do not treat the PIC register as live if
11980 TARGET_SINGLE_PIC_BASE is true.
11981 (thumb_expand_prologue): Do not treat the PIC register as live if
11982 TARGET_SINGLE_PIC_BASE is true.
11983 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
11984 TARGET_SINGLE_PIC_BASE is true.
11985 (thumb_print_operand): Accept '|'.
11986 (thumb_override_options): Process PIC options.
11988 * config/arm/thumb.md (movsi): Support PIC.
11989 (call_insn): Change "i" constraint to "X".
11990 (call_value_insn): Likewise.
11991 (consttable_4, consttable_8, consttable_end): Set and clear
11992 "making_const_table" as appropriate.
11993 (pic_load_addr, pic_add_dot_plus_four): New insns.
11995 * invoke.texi (Thumb Options): Fix spelling. Document new
11996 options -msingle-pic-base and -mpic-register=.
11998 1999-07-26 Andrew Haley <aph@cygnus.com>
12000 * config/m32r/initfini.c (__init): Use a full word immediate for
12001 __fini: this allows it to be placed in any memory region.
12003 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
12004 -mmodel=medium. This is OK for all memory models.
12006 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
12008 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
12009 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
12011 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
12013 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
12016 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
12018 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
12020 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
12021 (BUILD_VA_LIST_TYPE): New.
12022 (EXPAND_BUILTIN_VA_START): New.
12023 (EXPAND_BUILTIN_VA_ARG): New.
12024 * i860.c (output_delayed_branch): Disable.
12025 (output_delay_insn): Likewise.
12026 (i860_saveregs): New.
12027 (i860_build_va_list): New.
12028 (i860_va_start): New.
12029 (i860_va_arg): New.
12030 * i860.md: Disable all peepholes using output_delayed_branch.
12031 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
12033 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
12035 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
12036 (BUILD_VA_LIST_TYPE): New.
12037 (EXPAND_BUILTIN_VA_START): New.
12038 (EXPAND_BUILTIN_VA_ARG): New.
12039 * clipper.c (clipper_builtin_saveregs): Only dump registers.
12040 Return the address of the save area.
12041 (clipper_build_va_list): New.
12042 (clipper_va_start): New.
12043 (clipper_va_arg): New.
12045 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
12047 * arc.h (EXPAND_BUILTIN_VA_START): New.
12048 (EXPAND_BUILTIN_VA_ARG): New.
12049 * arc.c (arc_setup_incoming_varargs): Set alias set of
12051 (arc_va_start): New.
12054 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
12056 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
12057 (BUILD_VA_LIST_TYPE): New.
12058 (EXPAND_BUILTIN_VA_START): New.
12059 (EXPAND_BUILTIN_VA_ARG): New.
12060 * alpha.c (alpha_builtin_saveregs): Delete.
12061 (alpha_build_va_list): New.
12062 (alpha_va_start): New.
12063 (alpha_va_arg): New.
12065 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
12067 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
12069 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
12070 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
12072 * gcc.texi: More changes related to list conversion.
12073 * invoke.texi: Likewise.
12075 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
12077 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
12078 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
12079 (expand_builtin_next_arg): Accept ARGLIST not EXP.
12080 (stabilize_va_list): New function.
12081 (std_expand_builtin_va_start): New function.
12082 (expand_builtin_va_start): New function.
12083 (get_varargs_alias_set): New function.
12084 (std_expand_builtin_va_arg): New function.
12085 (expand_builtin_va_arg): New function.
12086 (expand_builtin_va_end): New function.
12087 (expand_builtin_va_copy): New function.
12088 (expand_builtin): Call them.
12089 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
12090 __builtin_{varargs_start,stdarg_start,end,copy}.
12091 (build_va_arg): New function.
12092 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
12093 (build_va_arg): Declare.
12094 * c-decl.c (ptr_type_node, va_list_type_node): New.
12095 * c-parse.gperf (__builtin_va_arg): New.
12096 * c-parse.in (VA_ARG): New token.
12097 (unary_expr): Recognize it.
12098 * expr.c (expand_expr): Expand VA_ARG_EXPR.
12099 * expr.h (std_expand_builtin_va_start): Declare.
12100 (std_expand_builtin_va_arg): Declare.
12101 (expand_builtin_va_arg): Declare.
12102 (get_varargs_alias_set): Declare.
12103 * tree.def (VA_ARG_EXPR): New.
12104 * tree.h (BUILT_IN_VARARGS_START): New.
12105 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
12106 (ptr_type_node, va_list_type_node): Declare.
12107 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
12108 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
12109 * m88k.h, m88k.c: Likewise.
12110 * mn10300.h, mn10300.c: Likewise.
12111 * pa.h, pa.c: Likewise.
12112 * rs6000.h, rs6000.c: Likewise.
12113 * sh.h, sh.c: Likewise.
12114 * sparc.h, sparc.c: Likewise.
12116 * emit-rtl.c (operand_subword): Copy alias set.
12117 (change_address): Likewise.
12119 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
12121 * pa.c (compute_frame_size): Scan all the used callee saved registers,
12122 not just the first one.
12124 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
12126 * config/arm/arm.h (TARGET_SWITCHES): Add
12127 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
12128 (TARGET_OPTIONS): Add -mpic-register=.
12129 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
12130 (arm_pic_register_string): Declare.
12131 (NEED_PLT_GOT): Delete, replace with ...
12132 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
12133 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
12134 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
12135 * config/arm/arm.c (arm_override_options): Add new option
12137 (arm_pic_register_string): New variable.
12138 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
12139 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
12140 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
12141 (output_return_instruction): Likewise.
12142 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
12143 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
12144 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
12146 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
12147 mention of -msched-prolog. Document new options -msingle-pic-base
12148 and -mpic-register=.
12150 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
12152 * haifa-sched.c (reemit_notes): Tidy.
12153 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
12156 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
12158 * explow.c (trunc_int_for_mode): New function.
12159 (plus_constant_wide): Use it.
12160 * combine.c (simplify_and_const_int): Likewise.
12161 (merge_outer_ops): Likewise.
12162 (simplify_shift_const): Likewise.
12163 * cse.c (simplify_unary_operation): Likewise.
12164 (simplify_binary_operation): Likewise.
12165 * emit-rtl.c (operand_subword): Likewise.
12166 * rtl.h: Declare it.
12168 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12170 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
12171 (use NUM_REGS instead of NUM_INTS).
12173 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12175 * builtins.c: New file.
12176 * expr.c (saveregs_value, apply_args_value): Delete definition,
12177 moved into builtins.c.
12178 (string_constant): No longer static.
12179 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
12180 apply_args_size, apply_result_size, result_vector,
12181 expand_builtin_apply_args, expand_builtin_apply,
12182 expand_builtin_return): Delete functions, moved into builtins.c.
12183 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
12184 * expr.h (saveregs_value, apply_args_value): Declare variables.
12185 (expand_builtin, string_constant): Declare functions.
12186 * Makefile.in: Update to build builtin.o.
12188 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
12190 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
12191 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
12192 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
12193 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
12195 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
12198 1999-07-21 Michael Meissner <meissner@cygnus.com>
12200 * print-rtl.c (print_rtx): Print the names of the virtual
12203 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
12205 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
12206 introduced in previous delta.
12208 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12210 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
12211 to avoid name clash.
12213 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
12215 * c-lex.c (yylex) : Correct the test for overflow when lexing
12218 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
12220 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
12221 (adjust_priority): Always call ADJUST_PRIORITY.
12222 (schedule_insn): Only put insns into the ready at cost 0.
12223 (schedule_block): Remove redundant initial sort. Give clock_var
12224 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
12226 * tm.texi (MD_SCHED_REORDER): Update docs.
12228 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
12229 * sparc.c (ultra_reorder_called_this_block): Delete.
12230 (ultrasparc_sched_init): Don't set it.
12231 (ultrasparc_sched_reorder): Don't check it.
12233 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
12235 * rs6000.h (struct rs6000_args): Add sysv_gregno.
12236 * rs6000.c (init_cumulative_args): Init sysv_gregno.
12237 (function_arg_boundary): Align DFmode.
12238 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
12239 to get fp reg and stack overflow correct.
12240 (function_arg): Likewise.
12241 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
12242 (setup_incoming_varargs): Restructure for ABI_V4; use
12243 function_arg_advance to skip final named argument.
12244 (expand_builtin_saveregs): Properly unskip the last integer arg
12245 when doing varargs. Adjust overflow location calculation.
12247 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
12248 explicitly unsigned.
12249 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
12250 (__VA_GP_REGSAVE): Similarly.
12251 (__va_longlong_p): Delete.
12252 (__va_arg_type_violation): New declaration.
12253 (va_arg): Restructure. Flag promotion errors. Align double.
12254 TFmode passed by reference.
12256 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
12257 in the HOST_BITS_PER_WIDE_INT > 32 case.
12259 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
12261 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
12263 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
12265 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
12266 * toplev.c (documented_lang_options): Add -fpreprocessed.
12267 * cpplib.h (struct cpp_buffer): Add preprocessed.
12268 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
12269 (cpp_start_read): Don't expand macros or emit an initial #line
12270 directive if -fpreprocessed.
12272 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
12274 * cpplib.h (struct cpp_buffer): Added manual_pop for
12275 better C++ tokenization.
12276 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
12277 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
12278 * c-common.c (cpp_token): Make non-static.
12280 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12282 * c-common.h: New file.
12283 * c-common.c (permanent_obstack): Delete unused declaration.
12284 (c_global_trees): New array.
12285 (c_common_nodes_and_builtins): New function; split off common code
12286 from init_decl_processing in both c-decl.c and cp/decl.c.
12287 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
12288 c_global_trees and accessor macros defined in c-common.h.
12289 Include c-common.h.
12290 * c-decl.c: Delete definitions for tree nodes that were replaced by
12292 (init_decl_processing): Build void_list_node.
12293 Call c_common_nodes_and_builtins; delete code to generate the common
12295 * objc/objc-act.c (build_module_descriptor): Rename variable
12296 void_list_node to avoid clash with c-common.h.
12298 * Makefile.in: Update dependencies.
12299 * objc/Make-lang.in: Likewise.
12301 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
12303 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
12304 (UNIQUE_SECTION_P): Likewise.
12305 (UNIQUE_SECTION): Likewise.
12307 1999-07-19 Linas Vepstas <linas@linas.org>
12309 * config/i370/README: New file.
12310 * config/i370/linux.h: New file.
12311 * config/i370/mvs.h: New file.
12312 * config/i370/oe.h: New file.
12313 * config/i370/t-linux: New file.
12314 * config/i370/t-mvs: New file.
12315 * config/i370/t-oe: New file.
12316 * config/i370/x-oe: New file.
12317 * config/i370/xm-linux.h: New file.
12318 * config/i370/xm-mvs.h: New file.
12319 * config/i370/xm-oe.h: New file.
12321 * i370.c (label_node_t): Add first_ref_page, label_addr,
12322 label_first_ref, label_last_ref members.
12323 (mvs_need_base_reload): Renamed from mvs_label_emitted.
12324 (MAX_MVS_LABEL_SIZE): Define.
12325 (MAX_LONG_LABEL_SIZE): Define.
12326 (alias_node_t, alias_anchor, alias_number): New.
12327 (mvs_function_table): Reorder for EBCDIC.
12328 (ascebc, ebcasc): Unconditionally define.
12329 (i370_branch_dest, i370_branch_length): New functions.
12330 (i370_short_branch, i370_label_scan): New functions.
12331 (mvs_get_label): Renamed from mvs_add_label. Search for
12332 an existing label before creating a new one.
12333 (mvs_add_label): New function.
12334 (mvs_get_label_page): New function.
12335 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
12336 over the entire list.
12337 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
12338 (mvs_check_page) [TARGET_ELF_ABI]: New function.
12339 (mvs_add_alias, mvs_need_alias): New functions.
12340 (mvs_get_alias, mvs_check_alias): New functions.
12341 (handle_pragma): New function.
12342 (mvs_function_check): New function.
12343 (unsigned_jump_follows_p): Search harder.
12344 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
12345 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
12346 * i370.h (TARGET_VERSION): Delete.
12347 (CPP_SPEC, CPP_PREDEFINES): Delete.
12348 (mvs_label_emitted): Delete.
12349 (TARGET_EBCDIC): Delete.
12350 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
12351 (HANDLE_PRAGMA): Define.
12352 (HARD_REGNO_NREGS): Handle complex modes.
12353 (HARD_REGNO_MODE_OK): Likewise.
12354 (CLASS_MAX_NREGS): Likewise.
12355 (RET_REG): Likewise.
12356 (EXTRA_CONSTRAINT): Define.
12357 (RETURN_IN_MEMORY): True for DImode.
12358 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
12359 (FUNCTION_PROFILER): Delete.
12360 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
12361 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
12362 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
12363 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
12364 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
12365 (ASM_FILE_START): Add "RMODE ANY".
12366 (ASM_OUTPUT_EXTERNAL): Check for aliases.
12367 (ASM_GLOBALIZE_LABEL): Likewise.
12368 (ASM_OUTPUT_LABELREF): Likewise.
12369 (ASM_OUTPUT_COMMON): Likewise.
12370 (PRINT_OPERAND): Handle 'K', 'W', default.
12371 (PRINT_OPERAND_ADDRESS): New.
12372 (Lots of defines): Add support for TARGET_ELF_ABI.
12373 * i370.md (attr length): New. Define for all patterns.
12374 (*): Lots of tweeks to assembly output and constraints.
12376 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
12378 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
12379 Disable patterns performing SImode comparisons with SImode values
12380 if TARGET_POWERPC64 and instruction does not sign-extend or does
12381 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
12382 differ for signed quantities.
12383 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
12384 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
12385 (decrement_and_branch_on_count): Add 64-bit variant.
12387 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12389 * final.c (output_asm_insn): When searching for the matching string
12390 for a given dialect, don't run past the end of the list of
12391 alternatives if there are fewer alternatives in the template than
12394 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
12396 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
12397 Removed paragraph about compression of files and size limitation,
12398 duplicated in the FAQ. Use gcc-patches for posting patches.
12399 * gcc.c (main): Updated URL with bug reporting instructions to
12400 gcc.gnu.org. Removed e-mail address.
12401 * system.h (abort): Likewise.
12403 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12405 * Makefile.in (stmp-multilib-sub): Make the files extracted
12406 from $(LIBGCC1) writable.
12408 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
12410 * config/arm/aout.h: Reformat for improved readability.
12412 * config/arm/arm.h: Reformat for improved readability.
12413 Replace uses of fprintf with asm_fprintf where appropriate.
12414 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
12415 function declaration assembler actions.
12416 (NUM_INTS): New macro: Convert from bytes to words.
12417 (NUM_REGS): New macro: Compute number of registers required to
12418 hold a quanitity of tyep MODE.
12419 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
12421 (NUM_ARG_REGS): New macro: The number of argument registers
12423 (ARG_REGISTER): New macro: Compute the register number of the Nth
12425 (LAST_ARG_REGNUM): New macro: The number of the last argument
12427 (SP_REGNUM): New macro: Register number of the stack pointer.
12428 (FP_REGNUM): New macro: Register number of the frame pointer.
12429 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
12430 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
12431 CUMULATIVE_ARGS so that it counts registers not bytes.
12433 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
12435 Replace uses of fprintf with asm_fprintf where appropriate.
12436 (output_ascii_pseudo_op): Replace with version from thumb.c
12438 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
12440 * config/arm/elf.h (CPP_PREDEFINES): Replace with
12441 SUBTARGET_CPP_SPEC.
12442 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
12443 (ASM_FILE_START): Emit ASM_APP_OFF.
12445 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
12447 * pa.c (compute_frame_size): Round frame according to
12448 STACK_BOUNDARY rather than a hardwired value.
12450 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
12452 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
12454 * configure: Rebuilt.
12456 * configure.in (hppa*-*-linux*): New configuration.
12457 * configure: Rebuilt.
12458 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
12459 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
12460 * pa/pa-linux.h: New file.
12461 * pa/t-linux: New file.
12462 * pa/xm-linux.h: New file.
12464 * pa.c (hppa_legitimize_address): Change references from SImode to
12465 either Pmode or word_mode as appropriate.
12466 (emit_move_sequence, store_reg, load_reg): Likewise.
12467 (set_reg_plus_d, hppa_expand_prologue): Likewise.
12468 (output_mul_insn): Likewise.
12469 * pa.h (PROMOTE_MODE): Likewise.
12470 (INITIALZE_TRAMPOLINE): Likewise.
12471 (Pmode): Define to word_mode.
12473 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
12474 value of 4. Allocate 8 bytes for each FP register save.
12475 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
12477 (hppa_expand_prologue): Likewise.
12478 * pa.h (PROMOTE_MODE): Likewise.
12479 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
12480 (FUNCTION_ARG_BOUNDARY): Likewise.
12482 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
12484 * pa.c (out_of_line_prologue_epilogue): Delete.
12485 (override_options): Remove -mspace related code.
12486 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
12487 (compute_frame_size): Only allocate space for register that
12488 actually need to be saved.
12489 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
12490 (TARGET_SWITCHES): Remove -mspace, -mno-space
12491 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
12492 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
12493 * pa/ee.asm, pa/ee_fp.asm: Delete.
12495 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
12497 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
12498 directive in column zero.
12500 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
12502 * m68k.c (output_function_prologue): Fix computation of save mask
12503 when generating PIC code.
12505 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
12507 * tree.c (build_type_attribute_variant): Move current_obstack restore
12508 after build_qualified_type call.
12510 1999-07-15 Mark Mitchell <mark@codesourcery.com>
12512 * configure.in: Use t-iris6, even with GNU LD.
12513 * config/mips/iris6gld.h: Fix typo in linker spec.
12514 * config/mips/t-iris6gld: Remove.
12516 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
12518 * rs6000.md (insv, extzv): Remove SImode dependence in named
12519 patterns. Explicitly generate DImode RTL if PowerPC64 and
12521 (insvdi): Reverse start and size in instruction template.
12523 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
12525 * invoke.texi: Typo fixes.
12527 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
12529 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
12530 handle at this time instead of silently generating incorrect code.
12531 (gen_imagpart): Likewise.
12533 * reload.c (find_reloads): Emit a USE for a pseudo register without
12534 a hard register if we could not create an optional reload for the
12537 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12539 * c-typeck.c (output_init_element, process_init_element):
12540 When advancing constructor_unfilled_fields for a RECORD_TYPE,
12541 check for nameless bit fields.
12543 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
12545 * regclass.c (scan_one_insn): Notice subregs that change the
12546 size of their operand.
12547 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
12549 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
12551 * configure.in (alpha*-*-*): Include alpha/t-ieee.
12552 * configure: Rebuilt.
12553 * alpha/t-ieee: New file.
12555 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
12557 * rs6000.c (find_addr_reg): Do not select r0 as an address
12560 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
12562 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
12564 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
12566 * rs6000.md (movsf): Do not force easy FP constants into memory.
12568 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
12569 immed_double_const to ensure they are properly truncated then
12572 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
12574 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
12575 always unless NO_DEBUG is used. Compile this code
12577 (replace_symbols_in_block): Compile it unconditionally.
12579 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
12581 * configure.in (i?86-*-elf*): New target.
12582 * configure: Rebuilt.
12583 * i386/i386elf.h, i386/t-i386elf: New files.
12585 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
12587 * toplev.c (main): Don't complain about saying -gdwarf.
12588 (rest_of_compilation): Remove redundant code.
12590 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
12592 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
12594 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
12596 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
12597 "Li960R:", to avoid name clash.
12599 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12601 * loop.c (check_dbra_loop): When reversing a loop, delete all
12602 REG_EQUAL notes referencing the reversed biv except those which are
12603 for a giv based on it.
12605 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
12607 * version.c: Drop "gcc-" prefix from version #.
12609 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
12611 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
12612 the label if we're being verbose.
12614 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
12616 * m68k.c (output_function_prologue): Add pic register to mask
12617 if live and flag_pic.
12618 (output_function_epilogue): Likewise.
12620 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
12622 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
12623 directives in column zero.
12625 * pa/elf.h (ASM_FILE_START): Define.
12626 * pa/som.h (ASM_FILE_START): Include .level directives.
12627 * pa/hpux10.h (ASM_FILE_START): Delete.
12628 * pa/hpux11.h (ASM_FILE_START): Delete.
12630 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
12632 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12634 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
12635 when reload_out equals reload_in.
12637 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
12639 * invoke.texi (Spec Files): New node: Describe the contents of
12642 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
12644 * invoke.texi (DEC Alpha Options): Put @end table at
12645 beginning of line, to avoid confusing texi2html.
12647 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
12649 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
12650 introduced in previous delta.
12652 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12654 * reload1.c (gen_reload): When synthesizing a 3 operand add
12655 sequence, improve test for when to reload OP1 into the reload
12656 register instead of OP0.
12658 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
12660 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
12662 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
12664 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
12667 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
12669 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
12670 (va_dcl): Use __builtin_va_alist_t.
12672 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
12674 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
12675 on the permanent_obstack.
12676 * dwarfout.c (output_type): Likewise.
12678 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
12680 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
12681 Merged from c-typeck.c and cp/typeck.c.
12682 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
12683 Merged into c-common.
12685 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
12687 * c-lex.c (errorcount): Declare it.
12688 (finish_parse): Update errorcount when using CPPLIB.
12690 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
12692 * fixinc/inclhack.def(end_else_label): Double the backslash so
12693 sed gets a chance to see it.
12694 * fixinc/inclhack.sh: regen
12695 * fixinc/fixincl.x: regen
12697 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
12699 Add framework to support armv5 architecture when it becomes
12702 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
12703 (arm_arch5): New variable.
12704 (all_architectures): Add armv5 line.
12705 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
12706 -march=armv5 is specified on the command line.
12707 (arm_arch5): Export this variable.
12708 * invoke.texi: Document new string accepted by -march= switch for
12711 * config/arm/arm.h: Replace use of constant 12 as a register
12712 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
12713 * config/arm/arm.c: Replace use of constant 12 as a register
12714 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
12716 * config/arm/elf.h: Tidy up.
12717 * config/arm/coff.h: Tidy up.
12719 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
12721 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
12722 * gcc/config/mips/t-iris6gld: New file.
12723 * gcc/config/mips/iris6gld.h: Likewise.
12725 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
12727 * c-decl.c (widest_integer_literal_type_node,
12728 widest_unsigned_literal_type) : New.
12729 (init_decl_processing): Handle/use the two new types.
12730 * c-common.c (type_for_size,type_for_mode) : Same.
12731 * c-lex.c (yylex) : Same.
12732 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
12734 * c-tree.h (widest_integer_literal_type_node,
12735 widest_unsigned_literal_type) : New.
12737 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
12739 * dwarfout.c (field_byte_offset): Correctly compute the object's
12740 byte offset for the first bit of a field which crosses an alignment
12741 boundary on a !BYTES_BIG_ENDIAN target.
12743 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
12745 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
12748 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
12749 Jeff Law <law@cygnus.com>
12751 * ginclude/varargs.h (va_dcl): Use word_mode for type of
12754 * except.c: Include intl.h.
12755 (expand_eh_return): Set current_function_cannot_inline.
12756 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
12757 * function.h (struct function): Add eh_return_stub_label.
12758 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
12759 * Makefile.in (except.o): Depend on intl.h.
12761 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
12763 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
12764 same as offsettable in cases 1 and 2.
12766 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
12768 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
12769 (extlh, extwh): Likewise.
12771 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
12773 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
12775 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
12777 * configure.in: Add arm-pe and thumb-pe targets.
12778 * configure: Regenerate.
12780 * thumb.c (arm_naked_function_p): New function: Determines if
12781 a function is naked (has no gcc generated prologue/epilogue).
12782 (is_called_in_ARM_mode): Return true if the func has the
12783 interfacearm attribute.
12784 (output_return): Do not generate a return for naked functions.
12785 (thumb_function_prologue): Do not generate a prologue for
12787 (thumb_expand_prologue): Do not generate a prologue for naked
12789 (thumb_expand_epilogue): Do not generate an epilogue for naked
12791 (arm_valid_machine_decl_attribute): New function, copied from
12792 arm.c: Permit naked and interfacearm attributes.
12794 * config/arm/pe.c: New file: Support code for arm-pe target.
12795 * config/arm/pe.h: New file: Header file for arm-pe target.
12796 * config/arm/tpe.h: New file: Header file for thumb-pe target.
12797 * config/arm/t-thumb-pe: New file: Makefile fragment for
12800 1999-07-01 Mark Kettenis <kettenis@gnu.org>
12802 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
12803 -fPIC or -fpic is specified.
12805 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
12807 * expr.c (emit_block_move): Use copy_to_mode_reg for
12808 !TARGET_MEM_FUNCTIONS case too.
12810 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
12812 * configure: Rebuilt.
12813 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
12814 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
12815 definitions made redundant by dbxelf.h inclusion. Delete
12816 lots of definitions related to assembly output that are
12817 specific to the SOM object format.
12818 * pa.c (output_function_prologue): Do not emit the function's
12820 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
12821 * pa-pro.h: Deleted.
12822 * som.h: New file with SOM specific definitions.
12823 * elf.h: New file with ELF specific definitions.
12825 * elfos.h (const_section): Output a tab before assembler directives.
12826 (ctors_section, dtors_section): Likewise.
12827 (ASM_OUTPUT_SECTION_NAME): Likewise.
12829 * pa/pa1.h: Delete unused file.
12831 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
12833 * configure.in (hppa*-hp-hpux11*): New configuration.
12834 * configure: Rebuilt.
12835 * pa/pa-hpux11.h: New file.
12836 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
12839 * mips.md (leasi, leadi): New patterns.
12841 * expr.c (emit_block_move): Properly handle case where one of the
12842 block move arguments has a queued increment or decrement.
12843 (clear_storage): Similarly. Fix formatting goof.
12845 1999-06-28 "David O'Brien" <obrien@NUXI.com>
12847 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
12848 semicolon from the BSD VA_LIST replacement expression.
12850 * fixinc/inclhack.sh: regen
12851 * fixinc/fixincl.x: regen
12853 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
12854 now use the fixincl program.
12856 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
12858 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
12859 case. Also make the PIC register call_used.
12861 * m68k.h (FINALIZE_PIC): Delete.
12862 * m68k.c (finalize_pic): Delete.
12864 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
12866 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
12869 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
12871 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
12873 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
12875 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
12877 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
12879 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
12881 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
12883 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
12885 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
12887 * rs6000.c (output_toc): Always use hex values for floating-point
12888 constants. Store single-precision values in upper-half of TOC
12889 entry in 64-bit mode.
12890 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
12891 to final constraints.
12892 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
12893 (fctiwz): Improve accuracy of RTL for pattern.
12895 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
12897 * expr.c (expand_expr): Allow RTL_EXPR's through the
12898 MAX_INTEGER_COMPUTATION_MODE checks.
12900 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
12902 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
12903 such that MASK_SUPPORT_ARCH is not negative.
12905 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
12907 * loop.c (verify_dominator): Properly handle ADDR_VEC and
12908 ADDR_DIFF_VEC insns that appear inside loops.
12910 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
12911 Jeff Law <law@cygnus.com>
12913 * rs6000.md (movdf_hardfloat32): Revert previous patch.
12914 Handle LO_SUM the same as offsettable in cases 1 and 2.
12915 * rs6000.c (find_addr_reg): Revert previous patch.
12917 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
12919 * system.h (strstr): New external function declaration.
12920 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
12921 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
12922 * config.in, configure: Rebuilt.
12924 1999-06-24 Tom Tromey <tromey@cygnus.com>
12926 * gcc.c (main): Read user-specified specs files after computing
12927 additional startfile_prefixes.
12929 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
12931 Revert these two patches:
12933 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12934 * loop.c (strength_reduce): When doing biv->giv conversion, update
12935 reg note of NEXT->insn.
12937 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12938 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
12940 (recombine_givs): Set ix field after sorting.
12942 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12944 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
12945 for the parts of an UNSPEC / UNSPEC_VOLATILE.
12947 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
12949 *fixinc/inclhack.def: Add fix development commentary
12950 (read_ret_type): reactivate and add selection clause
12951 (zzz_*): tweak output file name to match what is used in hackshell.tpl
12952 *fixinc/{fixincl.x|inclhack.sh}: regen
12954 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
12956 * expr.c (expand_expr): STRIP_NOPS before checking against
12957 MAX_INTEGER_COMPUTATION_MODE
12958 (check_max_integer_computation_mode): Likewise.
12960 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
12962 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
12964 1999-06-22 Jim Wilson <wilson@cygnus.com>
12966 * expr.c (store_expr): When target is a promoted subreg, return a
12967 promoted subreg as a result.
12969 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
12971 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
12973 (dwarf2out_define): Mark unused parameters appropriately.
12974 (gen_unspecified_parameters_die): Ditto.
12975 (gen_subprogram_die): Fix signed/unsigned warnings.
12976 (gen_variable_die): Ditto.
12978 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
12980 * fixinc/inclhack.def(end_else_label): combined else_label
12981 and endif_label and fixed the sed expression.
12982 *fixinc/{fixincl.x|inclhack.sh}: regen
12984 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
12986 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
12987 'x' when handling non-offsettable addresses
12989 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
12991 * final.c (shorten_branches): Don't try to split an insn that has
12994 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
12996 * config/mips/mips.c (symbolic_expression_p): New function.
12997 (mips_select_rtx_section): Put symbolic expressions in the
12998 data section, not the read-only data section.
13000 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
13002 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
13004 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
13006 * collect2.c (main): Log frame table count.
13007 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
13008 (scan_prog_file) [COFF]: Handle frame tables.
13010 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
13011 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
13012 * alpha/elf.h: Undef them again.
13013 * alpha/vms.h: Remove their definitions.
13015 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13017 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
13018 remove the clobber of r0 and change the REG_UNUSED note to
13021 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
13023 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
13024 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
13025 fits in HOST_WIDE_INT and one uses union to access a long constant
13028 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
13030 * sparc.c (sparc_override_options): Don't allow profiling for
13031 code models other than medlow.
13032 (sparc_function_profiler): New function from old FUNCTION_PROFILER
13033 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
13034 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
13035 (sparc_block_profiler): Likewise.
13036 (sparc_function_block_profiler_exit): Likewise.
13037 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
13038 (FUNCTION_BLOCK_PROFILER): Likewise.
13039 (BLOCK_PROFILER): Likewise.
13040 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
13041 (MCOUNT_FUNCTION): New.
13042 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
13043 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
13044 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
13045 (MCOUNT_FUNCTION): New.
13046 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
13047 (BLOCK_PROFILER): Delete.
13048 (MCOUNT_FUNCTION): New.
13050 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
13052 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
13054 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
13056 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13059 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13062 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13065 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
13068 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
13070 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
13073 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
13075 * i386/djgpp.h (LIB_SPEC): New.
13076 (STARTFILE_SPEC): New.
13078 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
13080 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
13082 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
13085 * system.h (WSTOPSIG): New macro.
13087 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
13089 * c-pragma.c (push_alignment): Don't ignore alignments greater than
13091 (insert_pack_attributes): Take into account member natural
13094 * i386/winnt.c (exports_head): New static variable.
13095 (i386_pe_record_exported_symbol): New function.
13096 (i386_pe_asm_file_end): Use.
13097 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
13098 symbols to be emitted at end of assembly.
13099 (ASM_DECLARE_OBJECT_NAME): Likewise.
13100 (ASM_DECLARE_FUNCTION_NAME): Likewise.
13102 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
13105 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
13107 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
13110 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
13112 * haifa-sched.c (sched_analyze_1): Use free_list instead of
13113 zapping reg_last_uses directly.
13114 (sched_analyze_2, sched_analyze_insn): Likewise.
13115 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
13117 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
13119 * rs6000.md (movdf_hardfloat32): Use worst case insn length
13120 attributes for cases 1 and 2.
13122 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
13124 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
13127 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
13129 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
13131 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
13133 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
13134 PIC_OFFSET_TABLE_REGNUM for general alloaction.
13135 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
13136 must be stacked if it is used for PIC accesses.
13137 * arm.c (use_return_insn): Handle PIC register specially.
13138 (output_return_instruction): Likewise.
13139 (output_func_{prologue,epilogue}): Likewise.
13140 (output_expand_prologue): Likewise.
13142 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
13143 (*strsi_predec): Renamed from *strqi_predec.
13144 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
13145 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
13147 * arm.c (arm_override_options): Remove warning about PIC code
13148 not being supported.
13150 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
13152 * rs6000.c (find_addr_reg): New function.
13153 * rs6000.h (find_addr_reg): Declare.
13154 (offsettable_addr_operand): Delete.
13155 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
13156 from and stores to GPRs.
13158 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
13160 * alpha.c (alpha_expand_block_move): Use get_insns rather than
13161 gen_sequence as argument to emit_no_conflict_block.
13163 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13165 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
13166 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
13167 *fixinc/fixincl.x: regen
13168 *fixinc/inclhack.sh: regen
13170 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
13172 * added support for -mpcrel (PC relative addressing for m68k)
13173 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
13174 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
13175 * m68k.c (print_operand_address): Handle 32-bit PIC case.
13176 (comments for general_src_operand): Add some explanation
13177 about EXTRA_CONSTRAINTS.
13178 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
13179 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
13180 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
13181 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
13182 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
13183 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
13184 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
13185 if not already set.
13186 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
13187 * m68k.h (TARGET_PCREL): New target flag.
13188 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
13189 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
13190 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
13191 contains a SYMBOL_REF. Relax this constraint during reload, since
13192 we want to use the predicates, not reload's built-in concept of a
13193 valid memory address, to control what insns need reloading.
13194 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
13195 operands (essentially 'g', 'm', and 's' under normal circumstances).
13196 * m68k.c (print_operand): Cause printing of pc-relative addresses
13197 to include pc register.
13198 (print_operand_address): Ditto.
13199 (general_src_operand): Accept operands that are not only
13200 general_operands, but are also valid when used as a pc-relative
13202 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
13203 (memory_src_operand): Similar, for memory_operands.
13204 (pcrel_address): New predicate to accept the special case of a
13205 pc-relative address.
13206 * m68k.md (many patterns): Rewrite common SImode, HImode, and
13207 QImode insns to accept *_src_operand instead of *_operand where
13208 pc-relative operands can fit. For example, a pc-relative operand
13209 can be used as a memory source operand for addsi3, but not as a
13210 memory destination.
13211 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
13213 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
13215 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
13216 .thumb_set pseudo op to mark aliases of thumb functions.
13218 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
13220 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
13221 preference to ASM_OUTPUT_DEF, if it is defined.
13223 * tm.texi: Document new, optional target macro
13224 ASM_OUTPUT_DEF_FROM_DECLS.
13226 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13228 * fixincludes: ISCNTL patch
13229 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
13230 (dgux_int_varargs): new for DG/UX
13231 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
13233 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
13235 * invoke.texi (ia32 options): Fix typo.
13237 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13239 * loop.c (strength_reduce): When doing biv->giv conversion, update
13240 reg note of NEXT->insn.
13242 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
13244 * loop.c (move_movables): Note issues with replacing REGs with
13246 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
13248 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
13250 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
13252 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
13253 the reference to `mcount' was not correct for the ELF on FreeBSD.
13255 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13257 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
13260 (recombine_givs): Set ix field after sorting.
13262 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
13264 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
13265 to safe to extract a subword out of a REG.
13267 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13269 * sh.md (mulsi3): Don't add a no-op move at the end.
13271 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13273 * cse.c (cse_insn): Don't put hard register source into tables for
13274 the last insn of a libcall.
13276 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13278 * loop.c (strength_reduce): Insert sets of derived givs at every
13279 biv increment, even if it's the only one.
13281 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
13283 * dwarfout.c (add_incomplete_type): New fn.
13284 (output_type): Call it.
13285 (retry_incomplete_types): New fn.
13286 (dwarfout_finish): Call it.
13288 From Eric Raskin <ehr@listworks.com>:
13289 (output_type): Output types for bases.
13291 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
13293 * mips.c (mips_output_conditional_branch): Add `break'
13294 between `default' label and `close braces'.
13296 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
13298 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
13299 specifications and make it realistic.
13300 (LIB_SPEC): Likewise.
13302 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
13304 * config/mips/mips.c (mips_secondary_reload_class): Check for
13305 (PLUS (SP) (REG)) and return appropriate register class.
13306 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
13307 Handle (PLUS (SP) (REG)).
13308 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
13309 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
13310 of emit_insn for tablejump.
13312 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
13314 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
13315 asm_fprintf format string by itself.
13316 (output_function_profiler): Likewise.
13318 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
13320 * combine.c (simplify_logical, case AND): Only call
13321 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
13322 or the constant is positive.
13324 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
13326 * configure.in: Fix typo in rs6000-ibm-aix4 case.
13327 * configure: Regenerate.
13329 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
13331 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
13332 require a sub-version #.
13333 * configure: Rebuilt.
13335 1999-06-14 Robert Lipe (robertlipe@usa.net)
13337 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
13339 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
13341 * c-typeck.c (process_init_element): Detect excess elements in
13342 char array initializer.
13344 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
13346 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
13348 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13350 * invoke.texi (Option Summary): Add -fpermissive flag.
13352 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
13354 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
13355 that require PIC code sequences.
13357 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
13359 * configure.in: Add new target: thumb-elf.
13360 * configure: Regenerate.
13361 * config/arm/t-thumb-elf: New file: Makefile fragment for
13363 * config/arm/telf.h: New file: Header file for thumb-elf
13366 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
13368 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
13369 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
13370 initializers is some circumstances.
13372 * fixinc/inclhack.def (endif_label): Add additional selector for
13373 more bogus stuff after #endif statements.
13374 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
13376 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
13378 * i386/cygwin.h (SET_ASM_OP): Define.
13380 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
13382 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
13384 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13386 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
13389 * sh.md (ic_invalidate_line_i): Remove second alternative.
13391 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13393 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
13394 test for the presence of valid prototypes. Delete bypass expr.
13395 (ioctl_fix_ctrl): Correct the selection expression.
13396 (no_double_slash): Correct quoting rules
13397 *fixinc/fixincl.x: regen
13398 *fixinc/inclhack.sh: regen
13400 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
13402 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
13404 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13406 * rs6000.md (movsi_got_internal_mem): Delete.
13407 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
13408 (GOT_TOC_REGNUM): Delete.
13409 (PIC_OFFSET_TABLE_REGNUM): Define.
13410 (FINALIZE_PIC): Disable.
13411 * rs6000.c (rs6000_got_register): New code for fixed pic register.
13412 (rs6000_replace_regno): Delete.
13413 (rs6000_finalize_pic): Likewise.
13414 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
13416 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13418 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
13419 is a note; use <= for the compare; advance P while it is
13422 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
13424 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
13425 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
13427 * varasm.c (remove_from_pending_weak_list): Verify t->name
13428 is non-NULL before passing it to strcmp.
13430 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13432 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
13433 the typed arguments are not part of a comment
13434 (ioctl_fix_ctrl): Added a purpose comment
13435 *fixinc/fixincl.x: regenerate
13436 *fixinc/inclhack.sh: regenerate
13438 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13440 * invoke.texi: Add C4x invocation docs.
13442 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
13444 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
13446 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
13448 (c4x_legitimize_reload_address): New function.
13449 * config/c4x/c4x.md: Update docs.
13451 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
13453 * fixincludes: Avoid removing '.'.
13454 * fixinc/fixinc.svr4: Likewise.
13455 * fixinc/fixinc.winnt: Likewise.
13456 * fixinc/inclhack.tpl: Likewise.
13457 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
13459 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13461 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
13463 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
13465 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
13467 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
13470 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
13472 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
13473 * configure: Regenerate.
13475 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
13477 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
13480 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
13482 * fixinc/inclhack.def (avoid_bool): Also catch
13483 "typedef [unsigned] int bool".
13484 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13486 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
13487 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
13488 * configure: Rebuilt.
13490 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
13492 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
13493 such that we can override its definitions if necessary.
13494 (CPP_SPEC): New define. Support processor specific predefines via
13496 (CC1_SPEC): New define. Support processor specific compiler
13497 options via %(cc1_cpu).
13498 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
13501 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13503 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
13504 between sed's -e flag, and the open-quote following it.
13505 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
13507 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
13508 Jeffrey A Law (law@cygnus.com)
13510 * varasm.c (assemble_start_function): Remove the function
13511 from the pending weak decls list when we define a function.
13512 (assemble_variable): Similarly for variables.
13513 (weak_finish): Ignore items on the list with a NULL name.
13514 (remove_from_ending_weak_list); New function to "remove" an item
13515 from the pending weak declarations list.
13517 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13519 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
13521 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
13523 * c-lex.c (GETC): Redefine to call getch.
13524 (UNGETC): Redefine to call put_back.
13525 (putback_buffer): New structure type.
13526 (putback): New static structure.
13527 (getch): New function.
13528 (put_back): New function.
13529 (yylex): Replace unused bytes from bad multibyte character.
13531 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
13533 * cpplib.c (do_define): Cast `alloca' return value.
13534 (do_include, do_undef, do_pragma): Likewise.
13535 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
13537 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
13538 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
13540 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
13542 * sparc.md (abstf2): This should be an expand.
13543 (split after abstf2_notv9): Fix mode.
13544 (abstf2_hq_v9): New pattern.
13545 (abstf2_v9): Only use when no hard quad.
13546 (absdf2_v9): Fix if target is not the same as source.
13547 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
13548 Add correct output constraints.
13550 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
13552 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
13553 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
13555 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
13557 * mips.h (mips_output_conditional_branch): New function.
13558 (mips_adjust_insn_length): Likewise.
13559 (ASSEMBLER_SCRATCH_REGNUM): New macro.
13560 (ADJUST_INSN_LENGTH): Likewise.
13561 * mips.c (print_operand): Add `F' and `W' for floating-point
13562 comparison opcodes.
13563 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
13565 (mips_adjust_insn_length): New function.
13566 (mips_output_conditional_branch): New function.
13567 * mips.md (length): Adjust attribute definition to handle
13568 conditional branches. Change lengths to bytes, rather than
13569 instructions throughout. Remove length attribute from
13570 instructions whose length is four bytes, and rely on the default
13572 (dslot): Fix typo in comment.
13573 Reword conditional branch patterns to use
13574 mips_output_conditional_branch.
13576 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13578 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
13579 (LIB_SPEC): Likewise.
13580 Link with -lprof1_r for -g/-pg.
13582 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
13584 * loop.c (check_dbra_loop): Fix change of Jan 19.
13586 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
13588 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
13589 (STARTFILE_SPEC): Define, override the svr4.h version.
13590 (ENDFILE_SPEC): Likewise.
13592 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
13594 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
13595 * fixinc/fixincl.x: Regenerated.
13596 * fixinc/inclhack.sh: Regenerated.
13598 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13600 * sh.c (barrier_align): Don't return early for normal branch/barrier
13601 when optimizing for SH2.
13603 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
13605 * i386/udk.h (LINK_SPEC): Correct linker search path for
13608 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13610 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
13611 (braf_label_ref_operand): Delete.
13612 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
13613 * sh.md (casesi_jump_2): Operand1 is now the inside of a
13614 label_ref, and has no predicate.
13615 The patten has a predicate to guard against invalid substitutions.
13616 (dummy_jump): Delete.
13617 (casesi): Update use of casesi_jump_2.
13619 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13621 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
13622 *fixinc/fixincl.x: regenerate
13623 *fixinc/inclhack.sh: regenerate
13625 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
13627 * dwarf2out.c (add_incomplete_type): New fn.
13628 (gen_struct_or_union_type_die): Call it.
13629 (retry_incomplete_types): New fn.
13630 (dwarf2out_finish): Call it.
13632 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
13634 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
13635 current block starts with a CODE_LABEL and ends with a CALL and
13636 we can not find all the argument setup instructions for the CALL.
13638 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
13640 Revert this change:
13641 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
13642 something is a candidate for optimize_bit_field_compare.
13644 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13646 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
13648 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
13650 * alpha.c (override_options): Thinko in last patch.
13652 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
13653 (LIB_SPEC): Recognize -pthread.
13655 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
13657 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
13658 definition in config/arm/coff.h
13659 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
13661 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13663 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
13664 fixes that need "file=xxx\n" prepended before invocation
13665 (start_fixer - new): starting the fixer process is complex enough
13666 to warrent its own routine. It prepends the "file=xxx\n" stuff.
13667 (process): uses the new routine; omit usage of putenv()
13668 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
13669 * fixinc/fixincl.x: regenerate
13671 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
13673 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
13674 and version #s (1.1 -> 2.96) as needed.
13675 * README.g77: Kill way out of date file in the toplevel directory.
13677 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
13679 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
13680 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
13681 * configure: Rebuilt.
13682 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
13683 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
13684 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
13685 (SWITCH_TAKES_ARG): Likewise.
13686 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
13687 * config/t-freebsd: Moved from config/i386/ so it can used for all
13690 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
13692 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
13694 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
13696 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
13697 * configure: Rebuilt.
13699 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
13701 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
13702 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
13703 * rs6000/rs6000.c (rs6000_file_start): Use putc.
13704 (rs6000_output_load_toc_table): Same.
13705 (output_prolog, output_mi_thunk): Same.
13706 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
13707 (ASM_GLOBALIZE_LABEL): Use putc.
13709 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
13711 * alpha.md (reload_*_help): New patterns and splitters.
13712 (reload_*): Use them.
13713 (mov[qh]i): Likewise.
13715 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
13717 * cccp.c (handle_directive): Handle backslash-newlines in quoted
13720 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
13722 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
13724 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
13726 * flow.c (mark_regs_live_at_end, insn_dead_p,
13727 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
13728 and HARD_FRAME_POINTER_REGNUM special treatment if reload
13729 hasn't run or the frame pointer is needed.
13730 * haifa-sched.c (attach_deaths): Likewise.
13731 * sched.c (attach_deaths): Likewise.
13733 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
13735 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
13736 calculate_can_reach_end returns nonzero.
13738 * configure.in (native gas tests): Search for an assembler in the
13739 same manner that the installed compiler will.
13740 * configure: Rebuilt.
13741 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
13743 * alias.c (find_base_term): Improve handling of addresses
13744 constructed from binary operations.
13746 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
13748 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
13750 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
13752 * function.h (cleanup_label, frame_offset): Declare.
13753 (tail_recursion_label, tail_recursion_reentry): Likewise.
13754 (arg_pointer_save_area, rtl_expr_chain): Likewise.
13755 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
13756 (tail_recursion_label, tail_recursion_reentry): Likewise.
13757 (arg_pointer_save_area, rtl_expr_chain): Likewise.
13759 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
13761 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
13763 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
13764 (MAX_OFILE_ALIGNMENT): Define.
13766 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
13768 * fixincl.c: Replace local include scheme with #includes of
13769 gansidecl.h and system.h.
13770 * procopen.c: Likewise.
13771 * server.c: Likewise.
13773 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
13775 * i386/t-dgux (EXTRA_PARTS): Add crti.o
13776 (crti.o): Add build rule and dependencies.
13777 * fixinc/fixinc.dgux: Use modified _int_varargs.h
13779 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13781 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
13782 (LIB_LINUX_SPEC): Likewise.
13783 (LIB_LINUX_SPEC): Add support for -pthread
13784 (CPP_OS_LINUX_SPEC): Likewise.
13785 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
13788 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
13790 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
13792 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
13793 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
13794 for IEEE math and CC_FCOMI.
13795 (put_jump_code): No IEEE if CC_FCOMI is set.
13797 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
13799 * fold-const.c (fold_truthop): Make the field reference unsigned
13800 when converting a single bit compare.
13802 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13804 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
13806 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
13808 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
13809 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
13812 * reload.c (push_reload): Do not call remove_address_replacements
13813 when presented with identical optional reloads.
13815 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
13817 * alpha.h (MASK_FIX, TARGET_FIX): New.
13818 (MASK_*): Reorganize constants.
13819 (CPP_AM_FIX_SPEC): New.
13820 (TARGET_SWITCHES): Add FIX.
13821 (EXTRA_SPECS): Likewise.
13822 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
13823 (SECONDARY_MEMORY_NEEDED): Likewise.
13824 (REGISTER_MOVE_COST): Likewise.
13825 * alpha.c (override_options): Add FIX support. Always use
13826 ALPHA_TP_PROG for ev6.
13827 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
13828 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
13829 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
13831 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
13833 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
13834 something is a candidate for optimize_bit_field_compare.
13836 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
13838 * gcc.texi (Passes): Document branch-shortening.
13839 * invoke.texi (Debugging Options): Document the fact that `-dp'
13840 outputs length information for instructions.
13842 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
13844 * flow.c: Revert previous delta.
13846 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
13848 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
13849 FRAME_POINTER_REGNUM.
13850 (mark_set_1): Ditto.
13851 (mark_used_regs): Ditto.
13853 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
13855 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
13856 (GOT_PCREL): New macro. Define to 1 if not already defined.
13857 * arm/elf.h (GOT_PCREL): Define to 0.
13858 * arm.c (arm_finalize_pic): Take into account the setting of
13861 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
13863 * output.h (STRIP_NAME_ENCODING): Provide default definition.
13864 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
13866 * flow.c (mark_set_1): Do not record BLKmode stores as dead
13867 store elimination candidates.
13869 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
13871 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
13874 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
13876 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
13877 Add use of x-aix41-gld.
13879 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
13881 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
13882 (ASM_OUTPUT_DESTRUCTOR): Define.
13884 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
13886 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
13887 last CODE_LABEL in a loop if we have previously passed a jump
13888 to the top of the loop.
13890 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
13892 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
13893 applying Philip's patch.
13895 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
13897 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
13900 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
13902 * loop.c (strength_reduce): Grow reg_single_usage as needed.
13904 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
13906 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
13907 Also remove a useless comment.
13909 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
13911 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
13913 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
13915 * collect2.c (main): Only generate import or export file and add
13916 to link arguments if non-empty. Use xmalloc not alloca.
13917 (write_{export,import}_file): Delete.
13918 (write_aix_file): New function.
13919 (locatelib): Use xmalloc not malloc.
13920 (GCC_OK_SYMBOL): Do not check type if aix64.
13922 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
13924 Based on patch by Scott Bambrough and Pat Beirne:
13925 * config/arm/arm.c (making_const_table): New variable.
13926 * config/arm/arm.h (making_const_table): Declare.
13927 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
13929 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
13930 Keep track of when we are building the constant table.
13932 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
13934 * config/arm/arm.c (arm_override_options): Fix erroneous warning
13937 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
13939 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
13942 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
13944 * tm.texi (FUNCTION_ARG): Correct description of a stack element
13947 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
13949 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
13951 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
13953 * rs6000.c (output_mi_thunk): Enable full support again.
13955 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
13957 * sh.h (BRANCH_COST): Define.
13959 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
13961 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
13963 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
13965 * function.c (assign_stack_local): Align stack slot propertly.
13966 (assign_outer_stack_local): Likewise.
13968 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
13970 * expr.h (lang_expand_constant): Declare.
13971 * toplev.c (lang_expand_constant): Define it.
13972 * varasm.c (output_constant): Use it.
13974 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13976 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
13977 Change function definitions to K&R style.
13979 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
13981 * fixinc/fixincl.c: We must not ignore SIGCLD now.
13983 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
13985 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
13986 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
13987 (several places): omit static initialization
13988 (process): use single fd, since only the read fd is used
13989 * fixinc/gnu-regex.c: define 'const' away, if not supported
13990 * fixinc/procopen.c(several places): omit static initialization
13991 * fixinc/server.c: define 'volitile' away, if not supported
13993 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
13995 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
13996 asm_fprintf and %L to generate the label name.
13997 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
13998 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
14000 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
14002 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
14003 insn for a conditional jump can not be found.
14005 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
14007 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
14008 on variables in specific sections other than .sbss and .sdata.
14010 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
14012 * stmt.c (expand_return): Call start_cleanup_deferral and
14013 end_cleanup_deferral around conditional code.
14015 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
14017 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
14018 filename lists. Utilizes new "krstr" AutoGen function.
14019 * fixinc/fixincl.x: Rebuilt.
14021 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
14023 * i386.c (output_float_compare): Avoid GNU-C extensions.
14025 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
14027 * version.c: Bump to distinguish mainline tree from the
14030 See ChangeLog.1 for earlier changes.