1 Fri Nov 19 11:11:55 1999 Greg McGary <gkm@gnu.org>
2 Geoffrey Keating <geoffk@cygnus.com>
4 * config/m68k/m68kelf.h: Suppress '/* within comment' warning.
6 * config/m68k/m68k.h (MASK_PCREL): Don't use same value as
9 * config/m68k/m68k.h (MASK_NO_STRICT_ALIGNMENT): New macro.
10 (TARGET_STRICT_ALIGNMENT): New macro.
11 (TARGET_SWITCHES): Add "strict-align" and "no-strict-align".
12 (STRICT_ALIGNMENT): Depend on TARGET_STRICT_ALIGNMENT.
13 * invoke.texi (M680x0 Options): Document -mstrict-align.
15 Thu Nov 18 11:10:03 1999 Jan Hubicka <hubicka@freesoft.cz>
16 Richard Henderson <rth@cygnus.com>
18 * i386-protos.h (split_xf, ix86_split_movdi): Remove.
19 (ix86_split_long_move): Declare.
20 * i386.c (split_xf, ix86_split_movdi): Remove.
21 (ix86_split_to_parts, ix86_split_long_move): New.
22 * i386.md (dimode move splitters): Use ix86_split_long_move.
23 (dfmode move splitters): Likewise.
24 (xfmode move splitters): Likewise.
25 (movsf_1): Allow F->r.
26 (movdf_1, movxf_1): Allow F->ro.
28 1999-11-17 Mark Mitchell <mark@codesourcery.com>
30 * except.h (struct eh_entry): Add goto_entry_p.
31 (eh_region_from_symbol): Remove prototype.
32 * except.c (find_func_region_from_symbol): New function.
33 (emit_cleanup_handler): Likewise.
34 (eh_region_from_symbol): Make it static.
35 (add_new_handler): Verify the argument.
36 (find_func_region): Update comment.
37 (expand_eh_region_end): Expand handlers here, rater than waiting
38 until expand_leftover_cleanups or start_all_catch.
39 (expand_leftover_cleanups): Don't expand here.
40 (expand_start_all_catch): Or here.
41 (expand_rethrow): Check the return value from find_func_region.
42 * function.c (expand_function_end): Emit the catch_clauses.
44 1999-11-18 Gavin Romig-Koch <gavin@cygnus.com>
46 * integrate.c (expand_inline_function): Add necessary check for NULL.
48 1999-11-18 Nick Clifton <nickc@cygnus.com>
50 * toplev.c (main): Correctly detect an unrecognised option.
52 * cppinit.c (cpp_handle_option): Do not claim to have consumed
53 a -f option if it has not been recognised.
55 Thu Nov 18 00:59:11 1999 Michael Gschwind <mikeg@alagoas.watson.ibm.com>
57 * basic-block.h (update_life_extent): Remove trailing comma on
58 enumeration type list.
60 1999-11-18 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
62 * varasm.c (output_constructor) Solved problem with long long
63 bitfields. Corrected calculating this_time and shift. Also
64 corrected calculating mask when BITS_PER_UNIT == 32 (c4x).
66 Wed Nov 17 23:46:14 1999 Jeffrey A Law (law@cygnus.com)
68 * flow.c (split_edge): Take looping structure into account when
69 determining where to put the new block note.
71 Wed Nov 17 20:42:43 1999 Jeff Holcomb <jeffh@cygnus.com>
73 * Makefile.in (ggc-none.o): Provide host specific version if
76 Wed Nov 17 16:51:23 1999 Richard Henderson <rth@cygnus.com>
78 * cse.c (delete_trivially_dead_insns): Identify no-op insns
79 containing subregs too.
81 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
83 * invoke.texi: Add documentation for -muninit-const-in-rodata.
84 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
85 (TARGET_UNINIT_CONST_IN_RODATA): Define.
86 (text_section): Add switches -munint-const-in-rodata and
87 -mno-uninit-const-in-rodata.
88 (ASM_OUTPUT_COMMON): Remove.
89 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
90 const objects should be placed in read-only data. Otherwise declare
93 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
95 * jump.c (jump_optimize_1): Revert last change.
97 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
99 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
100 test if optimizing for size.
102 1999-11-17 Mark Mitchell <mark@codesourcery.com>
104 * Makefile.in (toplev.o): Depend on except.h.
105 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
107 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
109 * i386.md (divmodsi4): Rewrite to expander.
110 (*divmodsi4_nocltd): New.
111 (*divmodsi4_cltd): New.
112 (divmodsi4 splitter): Handle the case when input comes in edx.
113 (udivmodhi4): Do not use constraints in exander.
114 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
116 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
118 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
121 1999-11-16 Jakub Jelinek <jakub@redhat.com>
123 * explow.c (hard_function_value): Add outgoing argument.
124 * expr.h (hard_function_value): Declare it.
125 * calls.c (expand_call, emit_library_call_value): Update callers.
126 * function.c (aggregate_value_p): Ditto.
127 (diddle_return_value): Must look at the outgoing registers
128 on archs with register windows.
130 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
132 * alpha.c (alpha_build_va_list): Use make_lang_type and
133 initialize TYPE_NAME for the va_list record.
135 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
137 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
139 * ggc.h (struct ggc_statistics): Rearrange elements for better
140 packing on 64-bit hosts.
141 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
142 (compute_nearerout): Likewise.
144 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
146 * config/rs6000/rs6000.c (first_reg_to_save): Save
147 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
149 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
151 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
152 notion of nesting to find the DIE for a type or function.
153 DIEs can go in limbo even if we got a context_die.
154 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
155 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
157 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
158 (gen_type_die): Writing out the context doesn't cause member class
159 template instantiations to be written out as well.
161 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
163 * rs6000.h (ASM_OUTPUT_DEF): New.
164 Based on proposed addition from David Edelsohn.
166 1999-11-15 Robert Lipe <RobertLipe@usa.net>
167 Bruce Korb <autogen@linuxbox.com>
169 * fixinc/inclhack.def
170 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
171 (unixware7_byteorder_fix): added. Removes conflicts for new defs
173 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
174 (svr4_endian): enabled with SVR5
175 (svr4_mkdev): simplified syntax and enabled with SVR5
177 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
179 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
180 * configure: Rebuilt.
181 * config/t-freebsd-thread: New file.
183 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
185 * i386.c (ix86_decompose_address): Verify the base is a REG
186 before trying to examine its register number.
188 * basic-block.h: Remove all #defines and prototypes related to
190 (free_bb_mem, compute_preds_succs): Remove prototype.
191 * rtl.h (free_bb_mem): Remove prototype.
192 * flow.c (alloc_int_list_node); Remove function.
193 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
194 (compute_preds_succs, free_bb_mem): Likewise.
195 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
196 * toplev.c (rest_of_compilation): Likewise.
197 * haifa-sched.c (build_control_flow): Use flow generated edge
198 list to build the haifa specific edge list.
199 (find_rgns): Use new CFG data structures instead of pred/succ lists.
200 (schedule_insns): Do not build pred/succ lists anymore. Instead
201 build the edge table.
203 * basic-block.h (dump_bb_data): Remove declaration.
204 * flow.c (dump_bb_data): Remove function.
205 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
206 (sbitmap_union_of_predsucc): Likewise.
208 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
209 argument. All callers changed.
210 (delete_null_pointer_checks_1): No longer need to compute the
213 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
215 (pre_expr_reaches_here_p_work): Likewise.
216 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
217 * lcm.c (compute_laterin): Fix initialization of LATER.
218 (compute_nearerout): Similarly for NEARER.
220 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
222 * cse.c (set_nonvarying_address_components): Delete unused function.
223 (refers_to_p): Likewise.
225 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
227 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
230 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
232 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
233 definition in do while (0).
235 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
237 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
239 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
241 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
243 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
245 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
246 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
247 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
248 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
250 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
251 saved on the stack. Output more accurate stack frame statistics
254 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
256 * genextract.c (record_insn_name): New function.
257 (get_insn_name): No longer a stub.
258 (main): Call record_insn_name for each insn. After each label
259 written, print the insn name in a comment.
261 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
263 * output.h (const_section, init_section, fini_section): Add
266 * alpha/elf.h (const_section): Delete declaration.
268 * svr4.h (const_section): Likewise.
270 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
272 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
273 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
274 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
276 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
277 variable-sized array bounds.
279 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
281 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
284 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
286 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
287 addresses the same way GO_IF_LEGITIMATE_INDEX does.
289 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
291 * cse.c (hash_arg_in_struct): Delete.
292 (struct table_elt): Delete elt in_struct.
293 (struct set): Delete elt src_in_struct.
294 (merge_equiv_classes): Don't set either hash_arg_in_struct or
295 the corresponding in_struct elts.
296 (canon_hash): Likewise.
297 (safe_hash): Likewise.
298 (find_best_addr): Likewise.
299 (record_jump_cond): Likewise.
300 (cse_insn): Likewise.
302 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
304 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
306 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
309 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
311 * function.c (diddle_return_value): Put back check that the DECL_RTL
312 for the function is a register.
314 * function.c (diddle_return_value): Use hard_function_value to
315 get an rtx suitable for use in the USE/CLOBBER insn.
317 * global.c (global_conflicts): Update comments.
318 (record_conflicts): No need to record conflicts between pseudos here.
320 1999-11-11 Bruce Korb <autogen@linuxbox.com>
322 * fixinc/fixincl.c: Added verbose levels for status messages
324 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
326 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
327 operand as argument to expand_and or expand_binop.
329 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
331 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
334 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
336 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
338 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
340 * flow.c (compute_flow_dominators): Initially put all blocks on
342 * lcm.c (compute_antinout_edge, compute_available): Similarly.
343 * gcse.c (compute_cprop_avinout): Remove.
344 (compute_cprop_data): Use compute_available.
345 (delete_null_pointer_checks_1): Use compute_available.
347 * basic-block.h (compute_available): Returns a void now.
348 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
349 to return a value anymore.
350 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
351 worklists. Fix boundary cases. Compute maximal solutions.
352 (compute_laterin, compute_nearerout): Similarly.
354 * dwarf2out.c (add_AT_location_description): Allow
355 (mem (plus (pseudo) (...)) too.
357 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
359 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
361 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
362 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
364 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
366 * gansidecl.h: Likewise.
372 * toplev.h: Likewise.
378 * varray.c: Likewise.
380 * varray.h: Likewise.
382 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
384 * gcov.c (struct arcdata): Add hits and total, remove prob.
385 (output_branch_counts): New.
386 (process_args): Set output_branch_counts if -c.
387 (calculate_branch_probs): Store hits and total instead of
389 (output_data): Emit counts if output_branch_counts is true.
390 * gcov.texi (Invoking Gcov): Document -c switch..
392 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
394 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
395 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
397 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
399 * invoke.texi (C Dialect Options): Add missing builtins from
401 * extend.texi (Other Builtins): Copy to this list.
403 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
405 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
406 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
409 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
411 * flow.c (compute_flow_dominators): No longer treat basic block 0
412 or (n_basic_blocks - 1) specially. Clear the AUX field before
413 starting computation of doms/pdoms. Fix initial state for pdoms.
415 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
417 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
418 match rtl.o's: added ggc.h and toplev.h
419 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
420 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
421 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
423 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
425 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
426 from HAVE_DOS_BASED_FILESYSTEM.
427 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
428 HAVE_DOS_BASED_FILESYSTEM.
430 (split_directories): Only special-case DOS file names if
431 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
432 instead of explicit tests. Conditionalize on !VMS.
433 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
434 tests. Conditionalize on !VMS.
435 (process_command): Only use make_relative_prefix if !VMS.
436 (free_split_directories): Conditionalize on !VMS.
437 (DIR_UP): Conditionalize on !VMS.
439 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
441 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
443 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
445 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
448 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
450 * invoke.texi (Environment Variables): Document relative path
452 * gcc.c (DIR_UP): If not defined, define as "..".
453 (standard_bindir_prefix): New static, holds target location to
455 (split_directories): New function to split a filename into
456 component directories.
457 (free_split_directories): New function, release memory allocated
458 by split_directories.
459 (make_relative_prefix): New function, make a relative pathname if
460 the compiler is not in the expected location.
461 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
462 can figure out an appropriate prefix from argv[0].
463 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
464 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
465 STANDARD_BINDIR_PREFIX.
467 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
469 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
471 * config/c4x/c4x.h: Moved prototypes to c4x.h.
472 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
473 c4x_secondary_memory_needed) Delete.
474 (fp_zero_operand): Add mode argument.
476 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
478 * reload1.c (reload_reg_free_for_value_p): Don't use a register
479 that is in reload_reg_used.
481 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
483 * config/arm/arm-protos.h: New file: Prototypes for functions
484 defined in arm.c and pe.c.
485 * config/arm/arm.h: Fix compile time warnings.
486 * config/arm/arm.c: Fix compile time warnings.
487 * config/arm/pe.h: Fix compile time warnings.
488 * config/arm/aout.h: Fix compile time warnings.
490 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
492 * config/m32r/m32r-protos.h: New file: Prototypes for functions
495 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
496 Add support for subtargets.
497 Add prototypes for new predicates.
498 Add scheduling macros.
500 * config/m32r/m32r.c: Fix compile time warnings.
501 (int8_operand): New predicate function.
502 (reg_or_cmp_int16_operand): New predicate function.
503 (extend_operand): New predicate function.
504 (m32r_adjust_code): New scheduling function.
505 (m32r_adjust_priorty): New scheduling function.
506 (m32r_sched_init): New scheduling function.
507 (m32r_sched_reorder): New scheduling function.
508 (m32r_sched_variable_issue): New scheduling function.
509 (direct_return): New codegen function.
510 (m32r_not_same_reg): New rtl testsing function.
512 * config/m32r/m32r.md: Fix compile time warnings.
513 Add support for pre decrement and post increment memory
518 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
520 * global.c (EXECUTE_IF_CONFLICT): Don't define.
521 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
522 (find_reg): Likewise.
524 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
526 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
527 to avoid assembler errors.
529 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
531 * config/v850/v850-protos.h: New file: Prototypes for functions
533 * config/v850/v850.h: Move prototypes to v850-protos.h
534 * config/v850/v850.c: Move prototypes to v850-protos.h
535 * config/v850/v850.md: Fix compile time warnings.
537 * config/fr30/fr30-protos.h: New file: Prototypes for functions
539 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
540 * config/fr30/fr30.c: Fix compile time warnings.
541 * config/fr30/fr30.md: Fix compile time warnings.
543 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
545 * tree.h (get_containing_scope): Declare it.
546 * tree.c (get_containing_scope): New fucntion.
547 (decl_function_context): Use it.
548 * toplev.c (rest_of_compilation): Use get_containing_scope.
550 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
552 * Makefile.in (rtl.o): Depend on toplev.h.
554 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
556 * cse.c (delete_trivially_dead_insns): Replace alloca with
558 * except.c (update_rethrow_references): Likewise.
559 (init_eh_nesting_info): Likewise.
560 * function.c (identify_blocks): Likewise.
561 * gcse.c (dump_hash_table): Likewise.
562 * graph.c (print_rtl_graph_with_bb): Likewise.
563 * loop.c (combine_movables): Likewise.
564 (move_movables): Likewise.
565 (count_loop_regs_set): Likewise.
566 (strength_reduce): Likewise.
567 * profile.c (compute_branch_probabilities): New function, split
569 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
570 * regclass.c (regclass): Likewise.
571 * regmove.c (regmove_optimize): Likewise.
572 * toplev.c (compile_file): Likewise.
573 (main): Don't mess with the stack rlimit.
575 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
577 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
578 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
580 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
582 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
584 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
586 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
587 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
590 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
592 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
594 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
596 * gcse.c (post_dominators): Kill.
597 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
598 (compute_code_hoist_data): Use compute_flow_dominators. Do not
599 pass in a pdom array since we do not need pdoms.
600 * haifa-sched.c (schedule_insns): Similarly.
601 * flow.c (compute_dominators): Remove dead function.
602 (compute_flow_dominators): Do not compute doms or pdoms if the
603 caller does not request them. Split up loop to build doms and
604 pdoms. Use a worklist to compute doms and pdoms.
605 * basic-block.h (compute_dominators): Remove prototype.
607 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
609 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
610 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
611 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
612 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
613 (cant_move, fed_by_spec_load, is_load_insn): Remove.
614 (schedule_region): Remove unused variable.
615 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
617 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
619 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
620 (update_equiv_regs): Likewise.
621 (block_alloc): Likewise.
622 * reg-stack.c (reg_to_stack): Likewise.
623 (convert_regs_2): Likewise.
624 * reload1.c (reload_as_needed): Likewise.
626 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
628 * Makefile.in (dbxout.o): Depend on ggc.h.
629 (dwarf2out.o): Likewise.
630 (xcoffout.o): Likewise.
631 * dbxout.c: Include ggc.h.
632 (dbxout_init): Register lastfile as a root.
633 * dwarf2out.c: Include ggc.h.
634 (dwarf2out_line): Register lastfile as a root.
635 * xcoffout.c: Include ggc.h.
636 (xcoffout_source_line): Register xcoff_lastfile as a root.
638 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
640 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
642 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
644 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
646 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
648 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
650 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
651 (EXECUTE_IF_CONFLICT): Likewise.
652 (ALLOCNO_LIVE_P): Avoid signed division.
653 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
654 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
655 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
657 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
659 * haifa-sched.c (schedule_block): Don't crash if there's no
660 next insn for an interblock movement.
661 (add_branch_dependences): Don't allow clobber insns to move either.
663 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
665 * i386.c (split_xf): New.
666 * i386-protos.h: Declare it.
667 * i386.md (movxf_1): Add general regs alternatives.
668 (movxf_1+1): New splitter for same.
670 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
672 * function.c (purge_addressof_1): Add missing return values.
674 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
676 * function.c (is_addressof): New function. Returns true if
677 the given piece of RTL is an ADDRESSOF.
678 (purge_addressof_1): Make boolean. Return false if the
679 ADDRESSOFs could not be purged.
680 (purge_addressof): If ADDRESSOFs could not be purged from the
681 notes attached to an insn, remove the offending note(s),
682 unless they are attached to a libcall.
684 1999-11-05 Andreas Jaeger <aj@suse.de>
686 * genoutput.c (null_operand =): Initialize all fields.
688 * errors.h: Add extern to prototypes.
690 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
692 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
693 * configure: Rebuilt.
695 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
697 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
698 (mirror_conflicts): New function.
699 (global_alloc): Call it.
700 (expand_preferences): Remove redundant CONFLICTP test.
701 (find_reg, dump_conflicts): Likewise.
702 (prune_preferences): Process conflicts one word at a time.
704 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
706 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
707 instead of an explicit loop.
709 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
711 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
712 if REG_RETVAL check succeeds, then put classp in src_elt.
714 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
716 * function.c (pad_to_arg_alignment): Only update argument_pad
717 if the argument's alignment is greater than STACK_BOUNDARY.
719 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
721 * bitmap.h (BITMAP_XFREE): New.
722 * flow.c (life_analysis): Use it.
723 (life_analysis_1): Free blocks.
725 * combine.c (undo_commit): New.
726 (try_combine): Use it. Don't zap undobuf.undos.
727 (combine_instructions): Don't zap undobuf.undos; free the
730 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
732 * stmt.c (cost_table_): New.
733 (estimate_case_costs): Use it instead of xmalloc.
735 * toplev.c (compile_file): Reuse dumpname memory instead
738 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
740 * reg-stack.c (convert_regs_1): Initialize target_stack->top
741 after verifying an EH edge.
743 * haifa-sched.c (init_rgn_data_dependences): Correctly
744 size bb_pending_lists_length when zeroing.
746 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
748 * function.c (diddle_return_value): New.
749 (expand_function_end): Use it.
750 * stmt.c (expand_null_return): Likewise.
751 (expand_value_return): Likewise.
753 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
755 * reload1.c (reload): Don't remove return value clobbers.
757 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
759 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
761 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
763 * cse.c (cse_main): Use xmalloc, not alloca.
764 (cse_basic_block): Likewise.
765 * local-alloc.c (local_alloc): Likewise.
767 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
768 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
770 * rtl.c: Include toplev.h.
771 (fatal): Remove declaration.
773 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
775 * haifa-sched.c (schedule_block): Fix thinko.
777 1999-11-03 James McKelvey <mckelvey@fafnir.com>
779 * fixinc/fixincl.c(create_file): Allow for systems that do not have
782 1999-11-03 Philippe De Muyter <phdm@macqel.be>
784 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
785 call `malloc' instead.
787 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
789 * flags.h (flag_renumber_insns): Declare.
790 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
792 * rtl.h (renumber_insns): Change prototype.
793 * toplev.c (flag_renumber_insns): Define.
794 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
796 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
798 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
799 and fpsqrtd. Use them and create fdiv function unit to more
800 accurately represent fpu sqrt pipeline semantics on UltraSparc.
801 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
803 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
805 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
807 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
808 insn into ready list, do not use just a raw swap.
810 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
812 * rtl.h (renumber_insns): New function.
813 (remove_unnecessary_notes): Likewise.
814 * emit-rtl.c (renumber_insns): Define.
815 (remove_unncessary_notes): Likewise.
816 * toplev.c (rest_of_compilation): Remove dead code.
817 Use renumber_insns and remove_unncessary_notes.
819 * gcse.c (struct null_pointer_info): New type.
820 (get_bitmap_width): New function.
821 (current_block): Remove.
822 (nonnull_local): Likewise.
823 (nonnull_killed): Likewise.
824 (invalidate_nonnull_info): Take a null_pointer_info as input.
825 (delete_null_pointer_checks_1): New function.
826 (delete_null_pointer_checks): Use it.
828 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
829 (split_edges): Likewise.
830 (schedule_block): Likewise.
831 (compute_block_backward_dependencies): Likewise.
832 (schedule_region): Likewise.
833 (schedule_insns): Likewise.
835 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
837 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
838 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
839 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
840 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
841 * jump.c (delete_unreferenced_labels): Don't delete if
842 LABEL_ALTERNATE_NAME is set.
843 * print-rtl.c (print_rtx): Dump alternate name.
844 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
845 * rtl.h (LABEL_ALTERNATE_NAME): Define.
846 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
847 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
849 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
851 * fix-header.c (recognized_extern, recognized_function): Constify
854 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
855 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
856 (compute_available): Remove unused variable `last'.
857 (compute_nearerout): Remove unused variable `temp_bitmap'.
858 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
859 Remove unused variable `x'.
861 * scan.h (recognized_function, recognized_extern): Constify a
864 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
866 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
868 * varasm.c (decode_rtx_const): Use XSTR to access the string
871 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
873 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
875 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
877 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
879 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
881 * pa.c (ireg_operand): New function.
882 * pa.h (PREDICATE_CODES): Handle ireg_operand.
883 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
884 Fix out of date comment.
886 * pa.md (negdi2): Turn into expander + anonymous pattern.
888 * reload.c (find_reloads): Fix typos in recent change.
890 * dwarf2out.c: Do not include ctype.h.
892 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
894 * regclass.c (record_reg_classes): Always use may_move_cost when
895 seeing how operand fits with various register classes.
897 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
899 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
900 * toplev.c: Revert Nov 1 13:22 change.
902 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
904 * config/pa/pa.md (height reduction patterns): Add checks for
905 overlapping operands to avoid semantic-destroying splits for
906 height reduction patterns.
908 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
910 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
911 have been an hyphen, fixed.
912 * configure: Rebuilt.
914 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
916 * config/arm/tpe.h: Add prototypes for exported functions.
917 * config/arm/pe.c: Fix compile time warnings.
918 * config/arm/semi.h: Fix compile time warnings.
919 * config/arm/arm.c: Fix compile time warnings.
920 * config/arm/arm.h: Fix compile time warnings.
921 * config/arm/arm.md: Fix compile time warnings.
922 * config/arm/thumb.c: Fix compile time warnings.
923 * config/arm/thumb.h: Fix compile time warnings.
924 * config/arm/thumb.md: Fix compile time warnings.
926 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
928 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
931 * unroll.c (unroll_loop): Remove LOOP notes when loop is
934 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
936 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
938 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
940 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
941 * rtl.h (rtx_equal_p): Move prototype.
942 * rtl.c (rtx_equal_function_value_matters): Move from
944 (rtx_equal_p): Likewise.
945 * rtlanal.c (rtx_equal_function_value_matters): Delete.
946 (rtx_equal_p): Likewise.
948 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
950 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
953 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
955 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
957 * pa.h (ADDR_VEC_ALIGN): Define.
959 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
960 notes when presented with "if (foo) break; end_of_loop" and
961 the break sequence gets moved out of the loop.
963 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
964 Remove explicit zero initializations of entries within MAP.
966 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
968 * reg-stack.c (convert_regs_1): Handle EH edges specially.
970 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
972 * bitmap.h (BITMAP_XMALLOC): New macro.
973 * flow.c (CLEAN_ALLOCA): Remove.
974 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
975 (life_analysis): Likewise.
976 (update_life_info): Don't use CLEAN_ALLOCA.
977 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
978 (calculate_global_regs_live): Likewise.
979 (print_rtl_with_bb): Likewise.
980 (verify_flow_info): Likewise.
981 * global.c (global_alloc): Likewise.
982 (global_conflicts): Likewise.
983 * integrate.c (save_for_inline_nocopy): Likewise.
984 (expand_inline_function): Likewise.
985 * jump.c (jump_optimize_1): Likewise.
986 (duplicate_loop_exit_test): Likewise.
987 (thread_jumps): Likewise.
988 * loop.c (loop_optimize): Likewise.
989 (combine_givs): Likewise.
990 (recombine_givs): Likewise.
991 * reorg.c (dbr_schedule): Likewise.
992 * unroll.c (unroll_loop): Likewise.
994 * combine.c (combine_instructions): Use xmalloc instead of alloca.
996 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
998 * toplev.c (rest_of_compilation): Don't optimize the CFG
999 when rebuilding, just before dbr.
1001 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1003 * output.h (assemble_end_function, assemble_destructor,
1004 assemble_constructor, assemble_gc_entry, assemble_global,
1005 assemble_label, output_constant_pool) Constify a char*.
1007 * varasm.c (assemble_destructor, assemble_constructor,
1008 assemble_gc_entry, assemble_end_function, assemble_global,
1009 assemble_label, output_constant_pool): Likewise.
1011 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
1013 * config/arm/thumb.c (thumb_expand_prologue): Add comments
1014 explaining what is goin on in this function.
1016 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1018 * regclass.c (record_reg_classes): In matching case, recompute
1019 costs since the direction of movement is different.
1021 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
1023 * resource.c (mark_target_live_regs): For unconditional branches,
1024 the resources found at the branch target should be added to the
1025 resources found so far, not intersected.
1027 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
1029 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
1031 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
1032 (sys/mman.h): Include this file only if #HAVE_MMAP.
1033 (run_compiles): Initialize `esac_fmt' with one old KR string, not
1034 with automatically concatenated ANSI strings.
1036 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
1038 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
1039 (DIV_ROUND_UP): Robustify.
1040 (ggc_recalculate_in_use_p): New function.
1041 (release_pages): Don't inline it.
1042 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
1044 (ggc_pop_context): Use ggc_recalculate_in_use_p.
1045 (clear_marks): Always save in_use_p.
1046 (sweep_pages): Use ggc_recalculate_in_use_p.
1047 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
1048 Release pages before counting statistics.
1050 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
1052 * toplev.c (rest_of_compilation): Fix thinko in this change:
1054 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1056 (rest_of_compilation): If inside an inlined external function,
1057 pretend we are just being declared.
1059 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
1061 * flow.c (calculate_global_regs_live): Fix thinko.
1063 * integrate.c (expand_inline_function): Fix bugs in previous
1064 change from Oct 28, 1999.
1066 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
1068 * stmt.c (expand_value_return): Fix typo in this change:
1070 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1071 (expand_value_return): Correctly convert VAL when promoting function
1072 return; support RETURN_REG being a PARALLEL.
1074 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
1076 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
1078 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1080 * hard-reg-set.h (reg_names): Constify a char*.
1082 * regclass.c (reg_names): Likewise.
1084 * regs.h (reg_names): Likewise
1086 * a29k/a29k.c (reg_names): Delete declaration.
1088 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1090 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1091 arc_output_function_epilogue): Likewise.
1093 * elxsi/elxsi.c (reg_names): Likewise.
1095 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1097 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1100 * m88k/m88k.c (output_function_profiler): Likewise.
1102 * sparc/sparc.c (sparc_flat_output_function_prologue,
1103 sparc_flat_output_function_epilogue): Likewise.
1105 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1107 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1108 warning from -Wuninitialized and put it under -W.
1109 * function.c (uninitialized_vars_warning): Warn only when the
1110 corresponding flag is set.
1112 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1114 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1115 is nonzero and the single set does not have an elt, then assign
1118 * simplify-rtx.c: New file.
1119 * Makefile.in (OBJS): Add simplify-rtx.o
1120 (simplify-rtx.o): Add dependencies.
1121 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1122 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1123 (cse_gen_binary, simplify_unary_operation): Delete.
1124 (simplify_binary_operation, simplify_plus_minus): Likewise.
1125 (check_fold_consts, simplify_relation_operation): Likewise.
1126 (simplify_ternary_operation): Likewise.
1127 (delete_trivially_dead_insns): Simplify the contents of the
1128 REG_EQUAL note before trying to substitute it into the source
1129 of the reg-reg copy at the end of a libcall sequence.
1131 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1132 references/callers changed.
1134 * mn10200.c (mn10200_va_arg): Force the return value into a
1137 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1139 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1142 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1144 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1146 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1148 * fold-const.c (fold): Fix thinko when optimizing comparisons
1151 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1153 * gcc.texi (Passes): Update front-end files to their current
1156 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1158 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1159 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1160 (PREDICATE_CODES): Add addition_operation.
1161 * alpha-protos.h (addition_operation): Declare.
1162 (secondary_reload_class): Likewise.
1163 * alpha.c (addition_operation): New.
1164 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1165 * alpha.md (adddi3): Turn into expander.
1166 (*lda, *adddi_2): New.
1167 (movsf, movdf patterns): Don't preference integer regs.
1168 (movsi, movdi patterns): Don't preference fp regs.
1170 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1172 * genrecog.c (write_switch): Check for duplicate CODE cases.
1174 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1176 * ggc-common.c: Update pre-function commentary.
1177 * ggc-page.c: Likewise.
1179 (poison_pages): Use memset directly.
1180 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1181 (ggc_collect): Poison before sweeping.
1182 * ggc-simple.c: Update pre-function commentary.
1183 (ggc_alloc_obj): Poison non-zeroed memory.
1185 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1187 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1188 match format string, even on 64-bit hosts.
1189 * gcc-page.c (ggc_page_print_statistics): Likewise.
1191 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1193 * config/i386/i386.c (ix86_cpu): Revert last patch.
1194 * config/i386/i386.h (ix86_cpu): Ditto.
1196 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1198 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1199 TYPE_SIZE, convert type of result to sizetype.
1201 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1203 * flow.c (count_or_remove_death_notes): Equate NULL with the
1206 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1207 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1210 * i386.c (pic_label_no): Delete.
1211 (ix86_attr_length_default): Don't use single_set to peek
1214 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1215 the first insn after bb->end.
1216 * i386.md (push mem peeps): Scratch is live after evaluation
1218 (cmp mem peep): Similarly.
1220 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1222 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1223 * function.c (pad_to_arg_alignment): Add missing braces.
1225 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1227 * alpha/alpha-protos.h (literal_section): Add prototype.
1228 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1231 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1233 (alpha_start_function, alpha_end_function, float_strings,
1234 alpha_need_linkage): Constify a char*
1236 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1238 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1240 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1242 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1244 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1246 * flow.c (debug_flow_info): Add prototype.
1248 * gcc.c (main): Likewise.
1250 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1253 * reload1.c (failed_reload, set_reload_reg): Likewise.
1255 * mips-tfile.c (main): Likewise.
1256 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1257 with ATTRIBUTE_NORETURN.
1259 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1261 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1262 DECL is not a memory ref.
1264 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1266 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1267 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1269 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1271 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1272 * config/mips/elf64.h: ditto.
1274 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1276 * expr.c (emit_push_insn): New argument alignment_pad.
1277 Update all callers. Adjust stack pointer based on alignment pad.
1278 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1279 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1280 (locate_and_pad_parm): New argument alignment_pad. Update all
1282 * expr.h (emit_push_insn): Update prototype.
1283 (locate_and_pad_parm): Update prototype.
1284 * calls.c (arg_data): Add new field alignment_pad.
1285 (initialize_argument_information): Initialize alignment_pad.
1287 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1289 * except.c (free_eh_nesting_info): Free the info itself.
1290 * function.c (free_after_compilation): Don't free NULL.
1291 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1292 (pre_edge_insert): Free inserted.
1293 * stmt.c (free_stmt_status): Don't free NULL.
1295 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1297 * gcov.c (DIR_SEPARATOR): Provide default.
1298 (output_data): Add test for MS-DOS format absolute filename.
1299 (fancy_abort): Correct program name.
1300 (open_files): Open all files in binary mode.
1301 * libgcc2.c (__bb_exit_func): Likewise.
1303 * profile.c (init_branch_prob): Specify binary when opening files.
1305 * flags.h (flag_unwind_tables): New decl.
1306 * toplev.c (flag_unwind_table): New definition.
1307 (f_options): Add -funwind-tables.
1308 (decode_g_option): Clarify warning when unknown -g option is given.
1309 (rest_of_compilation): If inside an inlined external function,
1310 pretend we are just being declared.
1312 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1313 (dwarf2out_frame_finish): Likewise.
1315 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1317 * fold-const.c (merge_ranges): In not in0, but in1, handle
1318 upper bounds equal like subset case.
1320 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1322 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1323 passed in a register but moved to the stack.
1325 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1327 * gcc.c (pass_exit_codes, greatest_status): New variables.
1328 (struct option_map): Add entry for "--pass-exit-codes".
1329 (execute): Update greatest_status if error.
1330 (display_help): Add documentation for -pass-exit-codes.
1331 (process_command): Handle -pass-exit-codes.
1332 (main): Look at pass_exit_codes and greatest_status on call to exit.
1334 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1336 * reload.c (find_reloads): Refine test for no input reload
1337 case to not includes reloads emitted after insn.
1339 * function.c (find_temp_slots_from_address): Handle sum involving
1340 a register that points to a temp slot.
1341 (update_temp_slot_address): Make recursive call if both old and
1342 new are PLUS with a common operand.
1343 * calls.c (expand_call): Mark temp slot for result as having
1346 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1348 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1349 component as well as "BINUTILS".
1351 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1352 * integrate.c (copy_rtx_and_substitute): Likewise.
1353 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1354 All callers changed.
1355 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1357 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1358 gdb extensions, write size of type; also be more consistent
1359 in using references when this is a subtype.
1361 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1362 that is out of range.
1364 * loop.c (unknown_constant_address_altered): New variable.
1365 (prescan_loop): Initialize it.
1366 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1367 (invariant_p, case MEM): Remove handling for volatile and readony;
1368 check new variable if readonly.
1369 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1371 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1372 (addr_affects_sp_p): Removed from note_mem_written and only
1373 define #ifdef AUTO_INC_DEC.
1375 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1377 * regclass.c (record_reg_classes): Properly handle register move
1380 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1381 Don't think valid if both operands are invalid.
1382 (struct constant_descriptor): New field RTL.
1383 (mark_const_hash_entry): Mark it.
1384 (record_constant{,_rtx}): Initialize it.
1385 (output_constant_def): Allocate RTL in permanent obstack and
1387 ({record,compare}_constant_1): Modes must match for
1388 CONSTRUCTOR of ARRAY_TYPE.
1390 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1391 * output.h (initializer_constant_valid_p): Move decl to here.
1392 * c-common.c (initializer_constant_valid_p): Delete function from here.
1393 * varasm.c (initializer_constant_valid_p): Move function to here.
1395 * tree.h (STRIP_SIGN_NOPS): New macro.
1396 * fold-const.c (optimize_minmax_comparison): New function.
1397 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1398 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1399 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1400 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1401 widening conversions.
1402 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1403 to look at size of mode, not precision of type; also add missing cases.
1404 (optimize_bit_field_compare, decode_field_reference): Don't try to
1405 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1407 * dwarf2out.c (ctype.h): Include.
1408 (dwarf2out_set_demangle_name_func): New function.
1409 (size_of_line_info): Deleted.
1410 (output_line_info): Compute size of line info table from difference
1412 (base_type_die, add_name_attribute): Call demangle function, if any.
1413 (field_byte_offset): Use bits per word for variable length fields.
1414 (gen_array_type_die): Add array name.
1415 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1416 (dwarf2out_add_library_unit_info): New function.
1418 * explow.c (set_stack_check_libfunc): New function.
1419 (stack_check_libfunc): New static variable.
1420 (probe_stack_range): Allow front-end to set up a libfunc to call.
1422 * combine.c (simplify_comparison): When making comparison in wider
1423 mode, check for having commuted an AND and a SUBREG.
1424 (contains_muldiv): New function.
1425 (try_combine): Call it when dividing a PARALLEL.
1426 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1427 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1429 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1430 use one of the CLOBBERs instead.
1431 (if_then_else_cond): If comparing against zero, just return thing
1434 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1435 Don't generate shifts and subtract if have conditional arithmetic.
1437 * rtl.h (delete_barrier): New declaration.
1438 * jump.c (jump_optimize): Set up to handle conditional call.
1439 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1440 (delete_barrier): New function.
1442 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1444 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1446 * tree.c (build_type_attribute_variant): Push to obstack of
1447 ttype around type_hash_canon call.
1449 * expr.c (placeholder_list): Move decl to file scope.
1450 (expand_expr): Don't force access to volatile just because its
1452 If ignoring reference operations, just expand the operands.
1453 (expand_expr, case COMPONENT_REF): Propagate
1454 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1455 Refine test for using bitfield operations vs pointer punning.
1456 (expand_expr, case CONVERT_EXPR): If converting to
1457 BLKmode UNION_TYPE from BLKmode, just return inner object.
1458 Use proper mode in store_field call.
1459 Properly set sizes of object to store and total size in store_field
1460 call for convert to union.
1461 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1462 memory (like for ADDR_EXPR). Also, don't put constant in register if
1463 we'll want it in memory.
1464 (readonly_fields_p): New function.
1465 (expand_expr, case INDIRECT_REF): Call it if LHS.
1466 (expand_assignment): Handle a RESULT_DECL where
1467 DECL_RTL is a PARALLEL.
1468 (do_jump, case WITH_RECORD_EXPR): New case.
1469 (get_inner_reference): Always go inside a CONVERT_EXPR
1470 and NOP_EXPR if both modes are the same.
1471 (store_field): Use bitfield operations if size of bitsize is not same
1472 as size of RHS's type.
1473 Check for bitpos not a multiple of alignment in BLKmode case.
1474 Do block move in largest possible alignment.
1475 (store_constructor): Set BITSIZE to -1 for variable size and properly
1476 in case of array of BLKmode.
1477 (expand_expr_unaligned): New function.
1478 (do_compare_and_jump): Call it.
1480 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1481 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1482 does not include 'o'.
1484 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1485 both SET_DEST and SET_SRC reference a virtual register.
1486 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1488 * integrate.c (expand_inline_function): Handle case of setting
1489 virtual stack vars register (from built in setjmp); when parameter
1490 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1491 (subst_constant): Add new parm, MEMONLY.
1492 (expand_inline_function, integrate_parm_decls): Pass new parm.
1493 (integrate_decl_tree): Likewise.
1494 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1495 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1496 (copy_rtx_and_substitute, case SET): Add explicit calls to
1497 copy_rtx_and_substitute for both sides.
1499 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1501 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1502 within INDEX_TYPE, instead of before.
1503 (fixup_gotos): Use f->target_rtl, not the next insn,
1504 since latter may be from a later fixup.
1505 (expand_value_return): Correctly convert VAL when promoting function
1506 return; support RETURN_REG being a PARALLEL.
1507 (expand_return): When checking for result in regs and having
1508 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1510 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1512 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1513 last_nominal_fname): Mark const.
1514 (struct include_hash: name, nshort, control_macro): Mark
1516 (struct macrodef: symnam): Mark const.
1517 (struct if_stack: fname): Mark const.
1518 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1519 (IStable): New character-syntax array which encompasses all
1520 the old is_foo arrays.
1521 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1522 is_space): New macros for interrogating IStable.
1523 (check_macro_name): Kill last argument. All callers changed.
1525 * cppinit.c (initialize_char_syntax): Delete.
1526 (is_idchar, is_idstart, is_hor_space, is_space,
1527 trigraph_table): Delete.
1528 (IStable): New. Initialize with clever macros to avoid
1529 information duplication.
1530 (builtin_array): Table of builtins to get rid of explicit list
1531 in initialize_builtins.
1532 (initialize_builtins): Use builtins_array.
1533 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1534 opts->dollars_in_ident.
1536 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1538 (cpp_parse_expr): Avoid 'format string is not constant'
1539 warning. Use ISGRAPH to identify printable chars.
1540 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1542 (read_and_prescan): Map trigraphs to chars with open-coded
1543 if-else-if-... sequence, not a lookup table.
1544 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1546 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1547 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1548 (check_macro_name): Remove ability to report an invalid
1549 assertion name, which is never used.
1550 (do_line): Constify a couple of char *'s.
1551 * cppmain.c (main): Call cpp_cleanup before returning.
1553 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1555 * ggc.h (struct ggc_statistics): New type.
1556 (ggc_get_size): New function.
1557 (ggc_print_statistics): Likewise.
1558 * ggc-common.c (ggc_stats): New variable.
1559 (ggc_mark_rtx_children): Keep statistics.
1560 (ggc_mark_tree_children): Likewise.
1561 (ggc_print_statistics): New function.
1562 * ggc-page.c (struct globals): Add bytes_mapped field.
1563 (alloc_anon): Update it.
1564 (release_pages): Likewise.
1565 (ggc_get_size): New function.
1566 (ggc_page_print_statistics): New function.
1567 * ggc-simple.c (ggc_get_size): New function.
1569 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1571 * flow.c (propagate_block): When the last reference to a label
1572 before an ADDR_VEC is deleted because the reference is a dead
1573 store, delete the ADDR_VEC.
1575 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1577 * resource.c (find_free_register): Don't use the frame pointer
1578 if frame_pointer_needed.
1580 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1582 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1583 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1585 * config/i960/i960.c (i960_va_start): New locals base, num.
1586 Use INDIRECT_REF instead of ARRAY_REF on valist.
1587 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1589 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1591 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1593 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1595 * tree.def (PLACEHOLDER_EXPR): Update comments.
1597 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1599 * c-common.c (check_format_info): Avoid non-literal format string
1600 warnings when `first_arg_num' is zero.
1602 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1604 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1606 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1608 * arm.md (casesi_insn): Add a clobber of the condition code
1611 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1613 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1614 used by both cc1 and cc1plus.
1616 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1618 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1619 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1620 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1621 to the value 32 if it has not already been defined.
1622 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1623 Override definition in arm.h with a value of 8.
1625 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1627 * c-pragma.c (push_alignment): Don't check the return value
1630 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1632 * sparc.h (ADJUST_COST): Fix thinko.
1634 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1636 * cccp.c (rescan): Fixed obp pointer handling around call to
1637 check_expand subroutine.
1639 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1641 * gcse.c (delete_null_pointer_checks): Only record non-null info
1642 for pseudos when examining stores.
1644 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1645 splitters for these patterns. Use "#" for output templates.
1646 (addsi3_carryin_shift): New pattern.
1648 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1650 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1651 of the function return register into a plain REG until
1652 after function inlining is done.
1654 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1656 * jump.c (jump_optimize_1): If we did cross-jumping, and
1657 the data will matter, rebuild the CFG.
1658 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1659 not optimizing. Don't run shorten_branches.
1660 * toplev.c (rest_of_compilation): Run shorten_branches after
1663 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1665 * rtl.h (note_stores): Add additional paramter.
1666 * rtlanal.c (reg_set_p_1): Take additional paramter.
1667 (reg_set_last_1): Likewise.
1668 (reg_set_p): Adjust call to note_stores.
1669 (reg_set_last): Likewise.
1670 (note_stores): Pass data parameter to worker function.
1671 * alias.c (record_set): Take additional parameter.
1672 (init_alias_analysis): Pass it.
1673 * caller-save.c (mark_set_regs): Take additional parameter.
1674 (save_call_clobbered_regs): Pass NULL to note_stores.
1675 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1677 (record_dead_and_set_regs_1): Likewise.
1678 (reg_dead_at_p_1): Likewise.
1679 (combine_instructions): Adjust calls to note_stores.
1680 (try_combine): Likewise.
1681 (record_dead_insn): Remove.
1682 (record_dead_and_set_regs): Adjust calls to note_stores.
1683 (reg_dead_at_p): Likewise.
1684 * cse.c (invalidate_skipped_set): Take additional parameter.
1685 (cse_check_loop_start): Likewise.
1686 (cse_check_loop_start_value): Remove.
1687 (cse_set_around_loop): Adjust calls to note_stores.
1688 * flow.c (notice_stack_pointer_modification): Take additional
1689 parameter. Remove duplicate declaration.
1690 (record_volatile_insns): Adjust calls to note_stores.
1691 * gcse.c (record_set_info): Take additional parameter.
1692 (record_last_set_info): Likewise.
1693 (invalidate_nonnull_info): Likewise.
1694 (record_set_insn): Remove.
1695 (compute_sets): Adjust calls to note_stores.
1696 (last_set_insn): Remove.
1697 (compute_hash_table): Adjust calls to note_stores.
1698 (insert_insn_end_bb): Likewise.
1699 (delete_null_pointer_checks): Likewise.
1700 * global.c (mark_reg_store): Take additional parameter.
1701 (mark_reg_clobber): Likewise.
1702 (reg_becomes_live): Likewise.
1703 (global_conflicts): Adjust calls to note_stores.
1704 (build_insn_chain): Likewise.
1705 * integrate.c (note_modified_parmregs): Take additional parameter.
1706 (mark_stores): Likewise. Make it static.
1707 (save_for_inline_nocopy): Adjust calls to note_stores.
1708 (try_constants): Likewise.
1709 * integrate.h (mark_stores): Remove declaration.
1710 * jump.c (mark_modified_reg): Take additional parameter.
1711 (thread_jumps): Adjust calls to note_stores.
1712 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1714 (no_equiv): Likewise.
1715 (reg_is_set): Likewise.
1716 (validate_equiv_mem): Adjust calls to note_stores.
1717 (update_equiv_regs): Likewise.
1718 (block_alloc): Likewise.
1719 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1720 (note_addr_stored): Take additional parameter.
1721 (note_set_pseudo_multiple_uses): Likewise.
1722 (record_initial): Likewise.
1723 (prescan_loop): Adjust calls to note_stores.
1724 (strength_reduce): Likewise.
1725 (check_dbra_loop): Likewise.
1726 * regmove.c (flags_set_1): Take additional paramter.
1727 (mark_flags_life_zones): Adjust calls to note_stores.
1728 * reload1.c (mark_not_eliminable): Take additional parameter.
1729 (forget_old_reloads_1): Likewise.
1730 (reload_cse_invalidate_rtx): Likewise.
1731 (reload_cse_check_clobber): Likewise.
1732 (reload_combine_note_store): Likewise.
1733 (move2add_note_store): Likewise.
1734 (reload): Adjust calls to note_stores.
1735 (reload_as_needed): Likewise.
1736 (emit_reload_insns): Likewise.
1737 (reload_cse_regs_1): Likewise.
1738 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1739 (reload_combine): Adjust calls to note_stores.
1740 * resource.c (update_live_status): Take additional paramter.
1741 (mark_target_live_regs): Adjust calls to note_stores.
1742 * stupid.c (find_clobbered_regs): Take additional parameter.
1743 (stupid_life_analysis): Adjust calls to note_stores.
1745 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1747 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1750 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1753 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1754 of the variable arm_structure_size_boundary.
1756 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1758 * alias.c (init_alias_analysis): Allocate reg_known_value and
1759 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1761 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1762 * cse.c (cse_main): Call end_alias_analysis.
1763 * haifa-sched.c (schedule_insns): Likewise.
1764 * local-alloc. (update_equiv_regs): Likewise.
1765 * reload1.c (reload_cse_regs): Likewise.
1767 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1769 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1770 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1771 mapping from MASK_FPU.
1773 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1775 * sparc.md (call): Don't bound structure return size to 0xfff.
1777 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1779 * resource.c (mark_target_live_regs): Check that the target
1780 insn wasn't created after compute_bb_for_insn.
1782 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1784 * ggc-page.c (poison_pages): Don't be overzealous.
1786 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1788 * alias.c: Update comments for ADDRESS.
1789 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1790 it is a local memory reference.
1792 * c-typeck.c (build_function_call): Check that the built-in
1793 function is of class BUILT_IN_NORMAL before trying to recongize
1795 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1796 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1798 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1800 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1802 (pre_gcse): Likewise.
1803 (hoist_expr_reaches_here_p): Likewise.
1804 (hoist_code): Likewise.
1805 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1807 (pre_expr_reaches_here_p_work): ... here.
1808 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1810 (expr_reaches_here_p_work): ... here.
1812 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1814 * resource.c (find_basic_block): Delete.
1815 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1816 (init_resource_info): Call compute_bb_for_insn.
1818 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1820 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1821 with already adjacent blocks, but no fallthru.
1822 (merge_blocks_move_successor_nojumps): Simplify.
1823 (debug_flow_info): New.
1825 * toplev.c (rest_of_compilation): Open jump1 dump file before
1826 jump and close after, as opposed to just using dump_rtl.
1828 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1830 * reload.h (earlyclobber_operand_p): Declare.
1831 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1832 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1833 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1834 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1836 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1837 Richard Henderson <rth@cygnus.com>
1839 * emit-rtl.c (emit_block_insn_before): New.
1840 (emit_block_insn_after): New.
1841 * basic-block.h: Declare them.
1843 * bitmap.h: Protect from multiple inclusion.
1845 * recog.c (scratch_operand): Handle VOIDmode correctly.
1847 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1849 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1850 * function.c (assign_parms): Likewise.
1851 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1853 * reg-stack.c (max_uid): Remove.
1854 (blocks, block_begin, block_end, block_drops_in): Remove.
1855 (block_stack_in, block_out_reg_set, block_number): Remove.
1856 (struct block_info_def, BLOCK_INFO): New.
1857 (enum emit_where): New.
1858 (current_block): New.
1859 (BLOCK_NUM): Remove.
1860 (mark_regs_pat, record_label_references): Remove.
1861 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1863 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1864 (reg_to_stack): Simplified test for existance of fp code. Use
1865 flow.c code. Call shorten_branches after cross-jump opt.
1866 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1867 Return false if the asm doesn't use stack regs. Don't do life
1868 analysis on the asm.
1869 (emit_pop_insn): Replace function pointer arg `when' with
1870 enum `where'. Update all callers.
1871 (change_stack): Likewise. Update basic block end.
1872 (emit_swap_insn): Use current_block->head to limit reverse search
1873 for start of block. Use emit_block_insn_after.
1874 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1875 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1876 structure assignment instead of bcopy.
1878 (convert_regs_entry, convert_regs_exit): New.
1879 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1880 Work on basic blocks and the CFG.
1881 (convert_regs): Use them.
1883 * i386.c (output_fix_trunc): Remove code for DImode input operand
1884 not at top-of-stack.
1885 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1887 (fix_truncdi_1): Allow any mode scratch.
1889 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1891 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1892 * linux.h, netbsd.h, vms.h: Not here.
1894 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1896 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1897 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1898 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1899 CONDITIONAL_REGISTER_USEAGE): Use them.
1900 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1901 gen_conditional_branch,override_options) : Use them.
1902 * config/mips/mips.md : Use them.
1904 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1906 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1908 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1910 * integrate.c (function_cannot_inline_p): Don't allow inlining
1913 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1915 * c-parse.in (cast_expr): Constify.
1917 * cccp.c (special_symbol): Likewise.
1919 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1921 * dwarf2out.c (base_type_die): Likewise.
1923 * global.c (allocno_compare): Likewise.
1925 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1927 * regclass.c (fix_register): Likewise.
1929 * rtl.h (fix_register): Likewise.
1931 * stupid.c (stupid_reg_compare): Likewise.
1933 * toplev.c (decode_f_option): Likewise.
1935 * tree.c (build_complex_type): Likewise.
1937 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1939 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1941 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1943 * reload.c (find_reloads): Compute mode and nregs fields of all
1945 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1946 (calculate_needs): Use precomputed mode/nregs values.
1947 (allocate_reload_reg): Likewise.
1949 (failed_reload, set_reload_reg): ... new functions.
1950 (choose_reload_regs_init): New function, mostly broken out from...
1951 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1952 Also lose one #if 0 block.
1954 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1956 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1959 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1961 * tree.h (BLOCK_TYPE_TAGS): Remove.
1962 (BLOCK_END_NOTE): Likewise.
1963 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1964 (BLOCK_LIVE_RANGE_START): Likewise.
1965 (BLOCK_LIVE_RANGE_END): Likewise.
1966 (tree_block): Remove live_range_flag, live_range_var_flag, and
1967 type_tags. Remove end_note, live_range_start, and live_range_end.
1968 (remember_end_note): Remove prototype.
1969 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1970 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1972 * ggc-common.c (ggc_mark_tree_children): Don't mark
1973 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1974 * integrate.c (adjust_copied_decl_tree): Remove.
1975 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1976 * stmt.c (last_block_end_note): Remove.
1977 (init_stmt): Don't add a GC root for it.
1978 (expand_fixup): Don't set it.
1979 (remember_end_note): Remove.
1980 (expand_end_bindings): Don't set last_block_end_note.
1982 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1984 * reload1.c (reload_reg_free_for_value_p): Show
1985 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1988 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1990 * expmed.c (extract_bit_field): Allow for the case of non-integer
1991 objects that are smaller than a word (like SFmode on a 64-bit
1994 * loop.c (basic_induction_var): A non-integer variable which is
1995 being set by a paradoxical subreg is probably not a biv.
1997 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1999 * prefix.c (translate_name) Check for empty prefix string.
2001 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
2003 * Makefile.in (CPP_CROSS_NAME): New variable.
2004 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
2006 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
2007 names of the files to be uninstalled.
2009 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
2011 * collect2.c (IS_DIR_SEPARATOR): Define.
2012 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
2014 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
2017 * haifa-sched.c (add_dependence): Update the true dependency
2018 cache the first time we add a true dependence to the LOG_LINKS chain.
2020 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
2022 * fold-const.c (fold): Fix comment.
2024 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2026 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
2027 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
2028 dbxout_start_new_source_file, dbxout_source_file,
2029 dbxout_source_line, dbxout_finish, dbxout_type_fields,
2030 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
2032 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
2033 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
2034 (dbxout_block): Initialize variable `blocknum'.
2036 * dbxout.h (dbxout_init, dbxout_finish,
2037 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
2038 dbxout_args, dbxout_source_line): Constify a char*.
2040 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
2041 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
2042 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
2043 low_pc_attribute, high_pc_attribute, body_begin_attribute,
2044 body_end_attribute, comp_dir_attribute, sf_names_attribute,
2045 src_info_attribute, mac_info_attribute, producer_attribute,
2046 lookup_filename, generate_macinfo_entry, fundamental_type_code,
2047 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
2048 dwarfout_undef): Constify a char*.
2049 (add_incomplete_type, retry_incomplete_types): Add prototypes.
2051 * dwarfout.h (dwarfout_define, dwarfout_undef,
2052 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
2054 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
2056 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
2057 (MULTILIB_ISA_DEFAULT): New.
2058 (MULTILIB_DEFAULTS): Use it.
2059 * config/mips/mips.c (): Remove the now unnecessary definition
2060 of MIPS_ISA_DEFAULT.
2061 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
2062 unnecessary definition.
2064 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
2066 * arm.md (pic_load_addr): Add constraints to operand 1.
2068 1999-10-25 Bruce Korb <autogen@linuxbox.com>
2070 * fixinc/genfixes: Provide a means for specifying -D options to
2073 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
2075 * arm.c (arm_override_options): Correct initialization of
2076 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
2077 arm_is_strong, and arm_is_6_or_7.
2079 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2080 (note_set_pseudo_multiple_uses): New function.
2081 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2082 if a pseudo set in the loop exit is used elsewhere.
2084 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2086 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2088 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2090 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2091 a single load-address pattern.
2093 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2095 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2096 depending on whether or not line-number notes are present.
2098 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2100 * cccp.c (progname, file_buf, default_include, include_file,
2101 macrodef, definition, hashval, wchar_type, user_label_prefix,
2102 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2103 expand_to_temp_buffer, is_system_include, base_name,
2104 absolute_filename, read_name_map, open_include_file,
2105 record_control_macro, check_precompiled, check_preconditions,
2106 pcfinclude, pass_thru_directive, create_definition,
2107 check_macro_name, comp_def_part, collect_expansion,
2108 check_assertion, read_token_list, assertion_install,
2109 assertion_lookup, eval_if_expression, conditional_skip,
2110 validate_else, skip_quoted_string, quote_string, macarg1,
2111 error_from_errno, install, lookup, hashf, dump_defn_1,
2112 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2113 check_white_space, rescan, handle_directive, monthnames,
2114 special_symbol, do_include, remap_include_file, write_output,
2115 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2116 do_ident, do_sccs, do_xifdef, skip_if_group,
2117 output_line_directive, macroexpand, macarg, change_newlines,
2118 initialize_builtins, make_definition): Constify a char*.
2120 * pcp.h (stringdef): Likewise.
2122 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2124 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2127 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2128 Richard Henderson <rth@cygnus.com>
2130 * alias.c: Include ggc.h.
2131 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2132 (record_set): Verify enough room in reg_base_value.
2133 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2134 Register it as a GC root.
2135 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2136 * Makefile.in (alias.o): Depend on ggc.h.
2138 * unroll.c (unroll_loop): Verify the insn before a barrier
2139 is a JUMP_INSN before checking JUMP_LABEL.
2141 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2143 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2144 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2145 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2146 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2147 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2148 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2150 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2152 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2154 * alpha/alpha-interix.h (text_section): Delete prototype.
2155 * alpha/elf.h (text_section): Likewise.
2156 * arm/linux-elf.h (text_section): Likewise.
2157 * arm/linux-telf.h (text_section): Likewise.
2158 * c4x/c4x.h (text_section): Likewise.
2159 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2160 * elfos.h (text_section): Likewise.
2161 * i386/aix386ng.h (text_section): Likewise.
2162 * i386/i386-interix.h (text_section): Likewise.
2163 * i386/sco5.h (text_section): Likewise.
2164 * i386/svr3gas.h (text_section): Likewise.
2165 * nextstep.h (text_section): Likewise.
2166 * psos.h (text_section): Likewise.
2167 * ptx4.h (text_section): Likewise.
2168 * svr3.h (text_section): Likewise.
2169 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2171 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2173 * final.c (peephole): Delete prototype.
2175 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2176 (pre_insert_copies): Remove unused variable `bb'.
2178 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2181 * output.h (peephole): Add prototype.
2183 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2185 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2188 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2190 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2191 for inlined declarations.
2193 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2195 * arm.c (logical_binary_operator): New fucntion.
2196 * arm.h (logical_binary_operator): Declare it.
2197 (PREDICATE_CODES): Handle logical_binary_operator.
2198 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2199 output constraints. Add appropriate splitters.
2200 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2201 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2202 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2204 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2206 * genoutput.c (struct operand_data): New elt eliminable.
2207 (output_operand_data): Write it.
2208 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2209 (compare_operands): Take it into account.
2210 * recog.h (struct insn_operand_data): New elt eliminable.
2211 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2213 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2214 (eliminate_regs): Move code that detects changes to elimination
2215 target regs into new function elimination_effects.
2216 Delete one #if 0 block.
2217 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2218 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2219 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2220 Only call eliminate_regs for real operands of the insn, not for parts
2221 of its structure or parts matched by things like match_operator.
2222 Use elimination_effects and check_eliminable_occurrences. Use
2223 copy_insn to duplicate the pattern when not in the final pass.
2225 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2227 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2230 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2232 * fixinc/README: document the "mach" machine matching test
2233 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2234 * fixinc/fixtests.c: Implement the #else/#endif label test
2235 * fixinc/inclhack.def: utilize these tests and fixes
2236 * fixinc/inclhack.sh: regen
2237 * fixinc/fixincl.x: regen
2238 * fixinc/fixincl.sh: regen
2240 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2242 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2245 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2247 * gcc.1: Document exit codes.
2249 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2251 * calls.c: Include tm_p.h later, so everything we need is defined.
2253 * function.c: Likewise.
2255 * except.c: Include tm_p.h.
2257 * sparc.c: Likewise.
2258 (dwarf2out_cfi_label): Don't prototype.
2259 (check_return_regs, epilogue_renumber,
2260 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2261 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2262 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2263 ultra_schedule_insn): Add static prototype.
2264 (data_segment_operand, text_segment_operand): Call itself with the
2265 proper number of arguments.
2266 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2268 * sparc.h: Move all declarations to sparc-protos.h.
2269 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2272 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2274 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2276 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2277 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2278 ASM_OUTPUT_ASCII): Constify a char*.
2280 * sparc-protos.h: New file for sparc prototypes.
2282 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2284 * function.c (record_insns, contains): Always declare and define.
2285 (record_insns): Mark with ATTRIBUTE_UNUSED.
2287 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2289 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2290 to .section when outputting a .bss section to deal with multiple
2291 .bss input sections (as happens with -fdata-sections)
2292 Also output %progbits, not @progbits so the assembler doesn't treat as
2294 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2296 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2297 thumb parts even when building with non-thumb CPUs, by forcing
2300 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2302 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2303 (movdf_const_intreg_sp64): Similarly.
2305 * local-alloc.c (update_equiv_regs): Check the correct insn
2306 for pre-existing REG_EQUIV notes.
2308 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2310 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2311 block reached by a branch if we're not going to actually process
2314 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2316 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2317 a local extern function declaration.
2319 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2321 * i386.c (ix86_expand_prologue): Properly wrap USE around
2322 reg for CALL_INSN_FUNCTION_USAGE.
2324 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2326 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2327 move between GP_REGs.
2329 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2331 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2332 the mode size when finding out if an offset is legal.
2334 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2336 * basic-block.h (PROP_*): Move constants from ...
2338 (compute_bb_for_insn): Free the array before reallocating.
2339 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2340 (allocate_reg_life_data): Reset all reg variables collected by
2342 (get_block_head_tail): Don't convert from bb to block.
2343 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2344 (find_insn_reg_weight): Take block not bb.
2345 (schedule_block): Don't set block num for moved insns.
2346 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2347 (schedule_insns): Do it here instead.
2348 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2349 before update_life_info.
2350 * recog.c (split_all_insns, peephole2_optimize): Update for
2351 new arg to update_life_info.
2352 * rtlanal.c (remove_note): Cope with NULL note.
2353 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2356 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2358 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2360 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2361 block records so that merge_blocks_nomove will clean up correctly.
2362 (split_edge): Handle casesi insns.
2364 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2366 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2368 * pa.md (call, call_value): Do not emit a blockage after restoring
2371 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2373 * c-typeck.c (c_expand_asm_operands): Fix typo.
2375 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2377 * arm.c (fpu_rhs_operand): Verify modes.
2378 (fpu_add_operand): Likewise.
2379 (di_operand): Likewise.
2380 (soft_df_operand): Likewise.
2382 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2384 * arm.c (arm_return_in_memory): APCS rules state that the elements
2385 of a structure returned in a register must be 'integer-like'.
2387 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2389 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2390 in the source tree when the generated targets are out of date
2391 * fixinc/genfixes: Alter it to run individual fixes for make.
2392 * fixinc/README: rewrite
2393 * fixinc/inclhack.def: moved initial comments to README
2395 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2397 * toplev.c (main): Do not generate an error message if an
2398 unrecognised command line switch is recognisable by another
2399 language. If extra_warnings are enabled, then generate a
2400 warning message instead.
2402 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2404 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2405 (insert_pack_attributes): Delete prototype.
2407 * c-pragma.c (default_alignment): New static variable.
2408 (push_alignment): Initialize to current effective alignment.
2409 (pop_alignment): Use to set new alignment.
2410 (insert_pack_attributes): Delete function.
2411 (handle_pragma_token): Set default_alignment as well each time
2412 a #pragma pack(<n>) is encountered.
2414 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2416 * reg-stack.c (stack_result): Aggregates are not returned in
2419 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2421 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2423 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2425 * basic-block.h (set_block_num): Declare.
2426 * flow.c (update_life_info): Don't call compute_bb_for_insn
2427 or free_basic_block_vars.
2428 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2429 (insn_orig_block): Remove.
2430 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2431 (schedule_block): Keep BLOCK_NUM up-to-date.
2432 (schedule_insns): Use compute_bb_for_insn.
2433 * recog.c (split_all_insns): Likewise.
2434 (peephole2_optimize): Likewise.
2436 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2438 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2439 if the pic register is used.
2441 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2443 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2444 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2445 if that tests TREE_PERMANENT.
2447 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2449 * cse.c (invalidate_for_call): Do not remove memory references from
2450 the table here. It's handled elsewhere.
2452 * haifa-sched.c (add_dependence): Protect references to the
2453 true dependency cache with #ifdef INSN_SCHEDULING.
2454 (remove_dependence): Similarly.
2456 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2457 to the cfg code that this is a return instruction.
2458 * mn10300.md (return_internal): Similarly.
2460 * combine.c (get_last_value): If the last set of a register
2461 is after subst_low_cuid, then we can not use it to determine
2462 the register's last value.
2464 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2466 * Makefile.in: Back out previous change.
2468 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2470 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2472 * haifa-sched.c (add_dependence): Only check/update the cache
2474 (remove_dependence): Likewise.
2475 (schedule_insns): Only create the true_dependency_cache if the
2476 average number of instructions in a basic block is very large.
2478 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2480 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2481 (ggc-simple.o): Likewise.
2482 (ggc-page.o): Likewise.
2484 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2486 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2487 Prototype for exported functions.
2488 (pre_lcm, pre_rev_lcm): Remove prototypes.
2489 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2490 (compute_available): Move to lcm.c, and change parameter order.
2491 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2492 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2493 (gcse_main): No longer call compute_preds_succs. Rebuild the
2494 set table after reach pre pass.
2495 (pre_insert_map, pre_delete_map, edge_list): New.
2496 (alloc_pre_mem): Allocate edge vectors.
2497 (free_pre_mem): Delete edge vectors.
2498 (compute_pre_data): Call new edge based lcm routines.
2499 (process_insert_insn): New function.
2500 (insert_insn_end_bb): Use it.
2501 (pre_edge_insert): New function.
2502 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2504 (pre_insert_copies): Revamp using new edge based lcm outputs.
2505 (pre_delete): Likewise.
2506 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2508 (compute_code_hoist_vbeinout): New new edge based routines.
2509 * lcm.c: Remove all the old LCM functions. Replace with new ones
2510 that work with the new cfg datastructures and work with edges
2513 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2515 * reload.h (struct reload): Add new fields "mode" and "nregs".
2516 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2517 to reference the "mode" and "nregs" field within struct reload.
2519 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2521 * haifa-sched.c (true_dependency_cache): New.
2522 (add_dependence): Use the true dependency cache to avoid expensive
2523 walks down the LOG_LINKS dependency list. Add entries to the
2525 (remove_dependence): Remove entries from the true dependency cache
2527 (schedule_insns): Allocate and initialize and free the true
2530 * haifa-sched.c (schedule_insns): Do not remove inter-block
2531 dependencies anymore.
2533 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2535 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2536 * i386/t-winnt: Likewise.
2538 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2540 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2542 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2544 * Makefile.in (LANGUAGES): Omit "proto".
2545 (clean): Remove stale comment about removing unprotoize.c.
2547 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2549 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2550 using arithmetic on void pointers.
2552 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2554 * haifa-sched.c (compute_block_forward_dependencies): Only check
2555 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2557 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2559 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2560 (expr_equiv_p): Reject memories with different alias sets.
2562 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2564 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2565 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2566 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2567 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2568 (lang_init): Set default for flag_bounds_check if still "unspecified".
2570 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2572 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2574 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2576 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2579 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2581 * config/c4x/c4x.md (*db_noclobber,
2582 *decrement_and_branch_until_zero_noclobber): New patterns and
2583 associated splitters.
2585 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2587 * config/c4x/c4x.md (parallel instruction patterns): Rework
2588 constraints to keep reload happy.
2590 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2592 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2593 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2594 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2595 Add new patterns and associated post-reload splitters.
2597 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2599 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2601 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2603 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2605 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2607 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2609 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2612 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2614 * pa.c (move_operand): Rely on memory_address_p to determine the
2615 validity of non-indexed memory addresses.
2616 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2617 operand in DFmode and SFmode when generating PA2.0 code.
2619 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2621 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2623 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2625 * mips.c (function_prologue): Fix argument types.
2626 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2627 (casesi_internal): Write to the scratch register.
2629 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2631 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2633 (parse_charconst): Delete unnecessary cast when calling
2635 (cpplib.h): Kill prototype of cpp_parse_escape.
2637 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2639 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2640 * unroll.c (unroll_loop): Cast return value of alloca.
2641 * i370/i370.c: Include function.h and toplev.h.
2642 (i370_label_scan): Remove c++ commented abort.
2643 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2644 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2645 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2646 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2648 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2650 * config/t-freebsd: Do not override USER_H.
2651 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2653 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2654 Mumit Khan <khan@xraylith.wisc.edu>
2656 * c-parse.in (component_decl): Support anonymous struct/union.
2658 * c-parse.y: Regenerate.
2659 * c-parse.c: Likewise.
2660 * objc/objc-parse.y: Likewise.
2661 * objc/objc-parse.c: Likewise.
2662 * c-decl.c (finish_struct): Don't sort the fields.
2663 (field_decl_cmp): Delete unused function.
2665 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2667 * sparc.md (movsf_const_intreg): Revert last constraint change.
2668 (movdf_const_intreg_sp32): Likewise.
2670 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2672 * cse.c: Include hashtab.h instead of splay-tree.h
2673 (struct cse_reg_info): No longer use variant union. Add new
2674 field "regno". All references changed to avoid union.
2675 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2676 (free_cse_reg_info): Remove.
2677 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2678 (get_cse_reg_info): Revamp to use expandable hash tables instead
2679 of splay trees. Initialize new fields in cse_reg_info structure.
2680 (new_basic_block): Similarly.
2682 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2684 * genrecog.c (message_with_line): Prototype.
2685 (validate_pattern): Pass along the set for the dest, not a flag.
2686 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2687 Check for PC/CC0 as sources.
2688 (nodes_identical): Check for children position match before
2689 allowing the combination.
2691 * rtl.c (read_rtx): Track line number across \\\n.
2693 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2695 * mips.h (SPECIAL_MODE_PREDICATES): New.
2696 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2697 (movdi+1, movsi+1): Add output reload constraint.
2698 (casesi_internal): Likewise. Fix commentary.
2699 (return_internal): Use pmode_register_operand.
2701 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2703 * 1750a.md (movstrqi): Add missing output reload constraint.
2704 (call_value): Likewise.
2705 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2706 (jmpfdec): Add missing inout reload constraint.
2707 * elxsi.md (addsi patterns): Add missing output reload constraint.
2708 (move from sp): Use @ alternates.
2709 (call_value): No constraint on output.
2710 * fr30.md (movsi_pop): Add missing output reload constraint.
2711 (movsf_constant_store): Likewise.
2712 (splits): Remove constraints.
2713 (subsi3): Add missing mode.
2714 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2715 (call_value): Likewise.
2716 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2717 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2718 * m32r.md (movsicc_internal): Add output reload constraint.
2719 (movstrsi_internal): Add inout reload constraints.
2720 * m88k.h (reg_names): Don't declare.
2721 (SPECIAL_MODE_PREDICATES): New.
2722 * m88k.md (*): Use register_operand not reg_or_0_operand
2724 * mn10200.h (PREDICATE_CODES): New.
2725 * ns32k.md (ffs pattern): Add output reload constraint.
2726 * pdp11.md (sob pattern): Add inout reload constraint.
2727 * sh.md (splits): Remove constraints.
2728 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2729 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2730 * vax.md (jgequ pattern): Add inout reload constraint.
2732 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2734 * configure.in (djgpp): Revert previous patch.
2735 * configure: Rebuit.
2736 * config/i386/djgpp.h: Revert previous patch.
2738 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2740 * fixinc/inclhack.def: Restore patch lost during last merge of
2741 "no_bogosity" branch.
2742 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2744 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2746 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2747 * fixinc/inclhack.def: Same.
2748 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2750 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2752 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2753 as the base of a PLUS.
2755 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2757 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2758 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2760 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2762 * pa.md (post_stw+1): Use pmode_register_operand.
2763 (dcacheflush, icacheflush): Likewise.
2765 * i386.md (movstricthi_1): Allow r/r.
2767 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2769 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2770 to (not (and (arg0) (arg1))). Similary for and.
2772 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2773 falltrought to assocate code.
2774 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2777 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2778 no bits in common; remove XOR to ROTATE conversion.
2780 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2782 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2784 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2786 * config/c4x/c4x.c (dst_operand): New.
2787 (PREDICATE_CODES): Update.
2788 * config/c4x/c4x.h (dst_operand): Declare it.
2789 * config/c4x/c4x.md: Define mode for each unspec usage.
2790 (move patterns): Use dst_operand predicate instead of src_operand.
2791 (movqi_update, movqf_update): Delete.
2793 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2795 * recog.c (pmode_register_operand): New.
2796 * recog.h: Declare it.
2797 * genrecog.c (pred_codes): Likewise.
2798 (special_mode_pred_table): Likewise.
2799 (validate_pattern): Don't warn no mode for address_operand.
2801 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2802 if the operand is not insn-like.
2804 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2805 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2807 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2809 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2811 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2812 instead of general_operand in a SET_DEST. Use const_double_operand
2813 instead of an explicit test against CONST_DOUBLE.
2814 (movsf_const_lo): Add missing register mode.
2815 (goto_handler_and_restore): Add auxiliary test for Pmode.
2816 (flush): Adjust to use address_operand.
2817 (return_sf_no_fpu): Add missing output constraint.
2819 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2821 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2822 for call return value.
2823 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2825 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2827 * toplev.c (main): Only warn about options for other languages.
2828 * collect2.c (main): Pass -w to sub-gcc.
2830 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2832 * flow.c (propagate_block): Add call-clobbered registers to
2835 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2836 zapping mem_set_list.
2837 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2838 (mark_set_1, mark_used_regs): Likewise.
2840 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2842 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2844 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2846 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2847 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2848 options. Also add a new item "C-only Warning Options" to the
2851 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2853 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2854 from multiple calls.
2856 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2858 * i386.md (call value patterns): Move to the end of the file.
2859 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2861 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2863 * configure.in (djgpp configuration): Define extra_objects..
2864 * configure: Rebuilt.
2865 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2866 (DTORS_SECTION_ASM_OP): Define.
2867 (INIT_SECTION_ASM_OP): Define.
2868 (FINI_SECTION_ASM_OP): Define.
2869 (DATA_SECTION_ASM_OP): Define.
2870 (TEXT_SECTION_ASM_OP): Define.
2871 (EH_FRAME_SECTION_ASM_OP): Define.
2872 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2873 (STARTFILE_SPEC): Add crtbegin.o.
2874 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2875 to here from LINK_COMMAND_SPEC.
2876 (DO_GLOBAL_CTORS_BODY): Define.
2877 (CRTSTUFF_USE_FINI_SECTION): Define
2878 (HAS_INIT_SECTION): Delete.
2880 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2882 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2884 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2886 * pa.h (PREDICATE_CODES): New.
2888 * genrecog.c (validate_pattern): Condense the destination
2891 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2893 * alpha.md (call-1): Supply missing mode for operator.
2894 (*): Add missing output reload constraints. Remove constraints
2897 * i386.h (SPECIAL_MODE_PREDICATES): New.
2898 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2899 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2900 (addsi_lea_3): Add missing mode for op 3.
2901 (prologue_set_got, prologue_get_pc): Add missing modes.
2902 (*) Add missing output reload constraints.
2904 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2906 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2907 check for member bit-size overflow and use var_size if it occurs.
2908 (layout_record): Use bitsize_int() to define the type size in bits.
2909 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2910 (layout_decl): Likewise when assigning to DECL_SIZE.
2912 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2914 * genrecog.c (validate_pattern): Typo last change. Verify
2915 that output operands have output reloads.
2917 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2919 * genrecog.c (special_mode_pred_table): New.
2920 (NUM_SPECIAL_MODE_PREDS): New.
2921 (find_operand): New.
2922 (validate_pattern): New argument `insn'. Warn for assignment to
2923 any predicate accepting non-lvalues. Conditionaly warn for
2924 match_operand without a mode. Try much harder to match source
2925 and destination modes on a set.
2926 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2928 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2930 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2932 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2934 * combine.c (simplify_logical): Recognize xor pattern that encodes
2937 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2939 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2942 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2944 * ggc-page.c (MAP_FAILED): Provide default.
2946 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2948 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2949 * sparc.h (PREDICATE_CODES): Update.
2951 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2953 * alpha.c (some_ni_operand): New.
2954 * alpha-protos.h: Declare it.
2955 * alpha.h (PREDICATE_CODES): Update.
2956 * alpha.md (sXaddq reload insns): Use some_ni_operand
2957 for SET_DEST instead of some_operand.
2959 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2960 Jim Wilson <wilson@cygnus.com>
2962 * genrecog.c (maybe_both_true_2): Don't compare modes of
2964 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2965 after find_afterward.
2966 (debug_decision_1): Dump next and afterward codes.
2968 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2970 * rtl.c (dump_and_abort): Remove.
2971 (fatal_with_file_and_line): New.
2972 (fatal_expected_char): New.
2973 (read_rtx_lineno, read_rtx_filename): New.
2974 (read_skip_spaces): Track line number.
2975 (read_name): Use fatal_with_file_and_line.
2976 (read_rtx): Use fatal_expected_char. Track line number.
2977 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2979 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2980 if it isn't a CODE_LABEL.
2982 * genattr.c (main): Set read_rtx_filename.
2983 * genattrtab.c (main): Likewise.
2984 * gencodes.c (main): Likewise.
2985 * genconfig.c (main): Likewise.
2986 * genemit.c (main): Likewise.
2987 * genextract.c (main): Likewise.
2988 * genflags.c (main): Likewise.
2989 * genopinit.c (main): Likewise.
2990 * genoutput.c (main): Likewise.
2991 * genpeep.c (main): Likewise.
2993 * genrecog.c (decision_test.u.insn): Add `lineno'.
2994 (pattern_lineno, error_count): New variables.
2995 (message_with_line): New.
2996 (add_to_sequence): Break out checking code to ...
2997 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2998 (merge_insn): Use message_with_line.
2999 (make_insn_sequence): Use validate_pattern. Record insn lineno.
3000 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
3002 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3004 * expr.c (store_constructor): Clear union if constructor is empty.
3006 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
3008 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
3009 Add !endian checks. Change %{...} to %(...).
3011 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
3013 * i386.md (*addsi3_cc): Renamed from addcsi3.
3014 (*addsi3_carry): Renamed from addxsi3.
3015 (*subsi3_cc): Renamed from subcsi3.
3016 (*subsi3_carry): Renamed from subxsi3.
3017 (*xorqi_cc_1): Renamed from xorcqi_1.
3018 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
3019 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
3021 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
3023 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
3024 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
3026 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
3028 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
3029 climb up the chain of insns.
3031 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
3033 * genrecog.c (write_subroutine): Careful for null trees.
3034 (process_tree): Don't elide empty functions.
3036 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
3038 * Makefile.in (genrtl.o): Depend on ggc.h.
3039 * configure.in (valloc): Probe for it.
3040 (with-gc): Use ggc-page if valloc present.
3041 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
3042 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
3043 (ggc_alloc_string): Moved from ggc-page.c.
3044 * ggc-none.c (ggc_alloc_obj): New.
3045 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
3046 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
3047 (struct globals): Likewise for dev_zero_fd.
3048 (init_ggc): Likewise for it's initialization.
3049 (ggc_allocated_p): Move careful dereference from ...
3050 (ggc_lookup_page_table): ... here. Delete.
3051 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
3052 (alloc_anon): Use valloc if no mmap.
3053 (release_pages): Use free if using valloc.
3054 (ggc_alloc_obj): Renamed from alloc_obj.
3055 (ggc_set_mark): Renamed from mark_obj.
3056 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
3057 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
3058 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
3059 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
3060 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
3061 (ggc_collect): Use fp printing instead of our own rounding.
3062 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
3063 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
3064 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
3065 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
3066 (struct ggc_string, struct ggc_any): Delete.
3067 (offsetof): Provide default definition.
3068 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
3070 (struct ggc_mem): New, from corpse of ggc_any.
3071 (struct ggc_status): Delete.
3072 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
3073 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
3074 (n_strings_collected, n_anys_collected): Delete.
3075 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
3076 (ggc_alloc_string, ggc_alloc): Delete.
3077 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
3078 (ggc_free_string, ggc_free_any): Delete.
3079 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3080 (ggc_compare_addresses, ggc_mark_string): Delete.
3081 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3082 (search_data): Delete.
3083 (struct globals): New.
3084 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3085 (tree_insert, tree_lookup): New.
3086 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3087 (clear_marks, sweep_objs): New.
3088 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3089 (init_ggc): Set allocated_last_gc.
3090 (ggc_push_context): Gut. Use G.context.
3091 (ggc_pop_context): Likewise.
3092 (ggc_pop_context_1): New.
3093 (debug_ggc_tree): New.
3094 (debug_ggc_balance, tally_leaves): New.
3095 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3096 (ggc_mark_string_if_gcable): Remove decl.
3097 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3098 (ggc_mark_rtvec_children): New.
3099 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3100 (ggc_mark_if_gcable): New decl.
3101 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3102 (ggc_alloc_tree, ggc_alloc): Likewise.
3103 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3104 (ggc_alloc_obj): New decl.
3105 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3106 (ggc_alloc_tree, ggc_alloc): Likewise.
3107 (ggc_set_mark): New decl.
3108 * rtl.h (struct rtx_def): Remove gc_mark.
3109 (struct rtvec_def): Likewise.
3110 * tree.h (struct tree_common): Likewise.
3112 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3114 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3115 float_format and thread_file definitions.
3116 * configure: Rebuilt.
3118 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3120 * extend.texi (Function Names): Document types of function names.
3122 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3124 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3125 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3127 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3129 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3131 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3133 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3135 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3137 * collect2.c (main): Do prelimnary link on AIX if rflag.
3139 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3141 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3142 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3144 (__do_global_dtors): similarly for __DTOR_LIST__.
3146 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3147 Diego Novillo <dnovillo@cygnus.com>
3149 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3152 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3154 * fixincl/*: Merged "no_bogosity" branch
3155 * fixincl/fixlib.h: protect against doubly defining t_bool
3156 * fixincl/server.h: protect against doubly defining t_bool
3158 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3160 * genoutput.c: Include toplev.h.
3162 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3164 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3166 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3167 * configure: Regenerate.
3169 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3171 * gcse.c (delete_null_pointer_checks): Returns void.
3173 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3175 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3176 * emit-rtl.c (copy_insn_1): Likewise.
3178 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3180 * config/mips/mips.c (mips_build_va_list): Correct
3181 TREE_CHAIN setting when hard-float.
3182 (mips_va_start): Use corrected setting.
3183 (mips_va_arg): Likewise. Also pass a tree to build of
3184 POSTINCREMENT_EXPR rather than a naked 'int'.
3186 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3188 * ggc.h (ggc_push_context): Fix comment.
3189 (ggc_pop_context): Likewise.
3190 (mark_string_if_gcable): Likewise.
3191 * ggc-common.c (ggc_mark_rtx_children): Use
3192 ggc_mark_string_if_gcable.
3193 * ggc-page.c (ggc_lookup_page_table): New function.
3194 (ggc_allocated_p): Likewise.
3195 (mark_obj): Fix formatting.
3196 (ggc_mark_string_if_gcable): New function.
3197 * ggc-simple.c (ggc_allocated_strings): New variable.
3198 (ggc_strings_used): Likewise.
3199 (ggc_compare_addresses): New function.
3200 (ggc_pop_context): Pop the `any' memory too.
3201 (ggc_mark_string_if_gcable): New function.
3202 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3204 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3206 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3207 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3208 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3211 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3213 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3214 (sched_reg_live_length, sched_reg_basic_block): Delete.
3215 (current_block_num, bb_live_regs, old_live_regs): Delete.
3216 (dead_notes, struct sometimes): Delete.
3217 (sched_note_set, birthing_insn_p): Delete.
3218 (adjust_priority): Gut useless reg lifetime code.
3219 (create_reg_dead_note, attach_deaths): Delete.
3220 (attach_deaths_insn, new_sometimes_live): Delete.
3221 (finish_sometimes_live): Delete.
3222 (find_pre_sched_live, find_post_sched_live): Delete.
3223 (update_reg_usage): Delete.
3224 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3225 (schedule_insns): Delete reg lifetime code.
3226 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3227 (unlink_other_notes): Adjust REG_NOTE commentary.
3228 (reemit_notes): Use REG_SAVE_NOTE.
3229 (schedule_block): Likewise.
3230 (schedule_region): Allocate bitmap of blocks in region. Use
3231 count_or_remove_death_notes. Use update_life_info.
3233 * rtl.h (REG_SAVE_NOTE): New.
3234 * rtl.c (reg_note_name): Update.
3236 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3238 * combine.c (refresh_blocks, need_refresh): New.
3239 (combine_instructions): Allocate refresh_blocks. Invoke
3240 update_life_info if needed.
3241 (distribute_notes): Mark refresh_blocks instead of installing
3243 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3244 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3246 * Makefile.in (recog.o): Depend on basic-block.h.
3248 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3250 * genrecog.c (add_to_sequence): Thinko last change: delete
3251 shadowing allow_const_int variable.
3253 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3255 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3256 __GNUC__ and __GNUC_MINOR__.
3258 * gansidecl.h: Likewise.
3264 * toplev.h: Likewise.
3270 * varray.c: Likewise.
3272 * varray.h: Likewise.
3274 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3276 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3277 use one before a jump table.
3279 * rtl.def (ADDRESS): Change documentation to match reality.
3280 * md.texi: Don't document it.
3281 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3284 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3286 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3288 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3289 known predicate block; default allow_const_int true.
3290 (debug_decision_list): New.
3292 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3294 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3296 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3298 * gcse.c (gcse_main): Avoid global optimizations if we have a
3299 large number of basic blocks and the ratio of edges to blocks
3301 (delete_null_pointer_checks): Likewise.
3303 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3305 * c-common.c (check_format_info): Warn if format string isn't a
3308 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3310 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3311 * configure: regenerate
3313 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3315 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3316 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3317 (peepholes): Re-enable.
3319 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3321 * Makefile.in (flow.o): Depend on TREE_H.
3322 * basic-block.h (REG_SET_EQUAL_P): New.
3325 (free_regset_vector): Remove declaration.
3326 (flow_delete_insn_chain): Declare.
3327 (enum update_life_extent): New.
3328 (update_life_info, count_or_remove_death_notes): Declare.
3329 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3330 Verify register live at bb->global_live_at_start before adding USE.
3331 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3332 (CLEAN_ALLOCA): New.
3334 (PROP_*): New flags.
3335 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3336 (clear_edges): Zero n_edges.
3337 (make_edge): Increment n_edges.
3338 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3339 (flow_delete_insn_chain): Export.
3340 (delete_block): Decrement n_edges.
3341 (merge_blocks_nomove): Likewise.
3342 (life_analysis): Give life_analysis_1 PROP flags.
3343 (verify_wide_reg_1, verify_wide_reg): New.
3344 (verify_local_live_at_start): New.
3345 (update_life_info): Rewrite to call into propogate_block.
3347 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3348 always mark stack pointer. Conditionally mark PIC register.
3349 After reload, mark call-saved registers, return regsiters.
3350 (life_analysis_1): Accept PROP flags not remove_dead_code.
3351 Call mark_regs_live_at_end before zeroing regs_ever_live.
3352 Use calculate_global_regs_live. Copy global_live_at_end before
3353 calling final propagate_block. Zero reg_next_use on exit.
3354 (calculate_global_regs_live): New.
3355 (allocate_bb_life_data): Don't allocate bb->local_set.
3356 (init_regset_vector, free_regset_vector): Remove.
3357 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3358 Test flags before every operation. Warn if prologue/epilogue insn
3359 would have been deleted.
3360 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3361 Use alloc_EXPR_LIST.
3362 (mark_used_regs): Accept and use FLAGS, not FINAL.
3363 Remove special handling for RETURN.
3364 (try_pre_increment): Use alloc_EXPR_LIST.
3365 (dump_flow_info): Dump n_edges.
3366 (unlink_insn_chain, split_hard_reg_notes): Remove.
3367 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3368 (find_insn_with_note, new_insn_dead_notes): Remove.
3369 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3370 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3371 (replace_insns): Remove.
3372 (count_or_remove_death_notes): New.
3373 (verify_flow_info): Abort on error after all checks.
3374 (remove_edge): Decrement n_edges.
3375 (remove_fake_edges): Tweek format.
3376 * haifa-sched.c (schedule_insns): Use split_all_insns.
3377 * output.h (update_life_info): Remove declaration.
3378 * recog.c (split_all_insns): From the corpse of split_block_insns,
3379 do the whole function block by block. Use update_life_info.
3380 (recog_last_allowed_insn): New.
3381 (recog_next_insn): Mind it.
3382 (peephole2_optimize): Set it. Walk backwards through blocks.
3383 Use update_life_info.
3384 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3385 (split_all_insns): Declare.
3386 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3387 Use split_all_insns.
3389 * i386.md (or -1 peep2s): Disable.
3391 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3393 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3394 a single pattern. Scrap the 'd' versions as unnecessary.
3396 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3397 tablejump_mips162,tablejump_internal4): The operands to a
3398 label_ref must be VOIDmode.
3400 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3402 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3404 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3406 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3408 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3410 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3411 cache every function if ggc_p.
3413 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3415 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3416 instead of copy_rtx. Accept sequences that contain asm statements.
3417 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3418 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3419 orig_asm_operands_vector, copy_asm_operands_vector,
3420 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3422 * rtl.h (copy_insn, copy_insn_1): Declare.
3424 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3426 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3428 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3429 arguments to `current_file_function_operand'.
3431 * genrecog.c: Include hard-reg-set.h and resource.h in the
3432 generated output file.
3434 * real.c: Include tm_p.h.
3436 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3438 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3441 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3443 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3444 before the fctiwz insn.
3446 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3447 Mark Mitchell <mark@codesourcery.com>
3449 * tree.c (make_lang_type_fn): New funtion pointer.
3450 (make_lang_type): Call it.
3451 * tree.h (make_lang_type): Declare.
3452 (make_lang_type_fn): Likewise.
3453 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3455 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3457 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3458 make sure that HIGH instructions are copied into BASE_REGS.
3460 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3462 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3464 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3466 * c-decl.c (finish_struct): Use simpler method of
3467 removing elements of a singly-linked list.
3469 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3471 * alpha.md (peephole2's): Comment out peephole2's that generate
3474 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3476 * genrecog.c (add_to_sequence): Disable mode check for
3479 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3481 * ggc-simple.c (init_ggc): Set empty_string.
3483 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3485 * configure.in: Detect mmap. Add --with-gc=foo to select
3486 garbage collector; default to page if mmap available.
3487 * Makefile.in (GGC): Substitute.
3489 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3491 * c-decl.c (ggc_p): Enable.
3493 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3495 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3497 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3499 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3500 string for little-endian-data.
3502 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3504 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3505 case somebody tries to compile --enable-checking code with gcc
3508 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3510 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3513 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3515 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3516 * jump.c (jump_optimize_1): Document why.
3518 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3520 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3521 pointers and casts for `int_handler' and `quit_handler'.
3523 * flow.c (verify_flow_info, split_hard_reg_notes,
3524 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3525 remove_edge, remove_fake_successors): Add static prototypes.
3526 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3527 (mark_set_1): Initialize variable `regno'.
3528 (unlink_insn_chain): Likewise for variable `curr'.
3529 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3531 * loop.c (strength_reduce): Initialize variable
3532 `unrolled_insn_copies'.
3533 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3534 prototypes. Change these functions to take const PTR parameters
3535 to avoid prototype conflict when used as the comparson argument
3537 (check_dbra_loop): Initialize variable `comparison_val'.
3539 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3540 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3541 (find_valid_class): Initialize variable `best_class'.
3542 (find_reloads): Call memcpy, not bcopy.
3544 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3545 (hard_reg_use_compare): Don't needlessly cast away const.
3546 (reload_reg_class_lower): Likewise.
3547 (choose_reload_regs): Initialize variable `regno'.
3549 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3551 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3553 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3555 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3556 ({,d}discard): Add forward declarations. Declare parameter as
3558 (main_without_main): Explicitly declare return type to be int.
3559 (memcpy): Properly declare.
3561 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3562 building the trampoline support, declare malloc, free, and
3564 (__clear_cache): Mark arguments as potentially unused.
3566 * frame.c (toplevel): If inhibit_libc is defined, declare
3569 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3571 * flow.c (make_edge): Accept an optional 2D bitmap in which
3572 to cache edge existence. Update all callers.
3573 (make_label_edge, make_eh_edge): Pass through the edge cache.
3574 (make_edges): Provide the cache.
3576 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3578 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3580 (local_mbtowc): Change the type of variable `i' from int to size_t.
3582 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3583 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3585 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3587 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3588 after other includes that define the appropriate types. Include
3589 tm_p.h for getting user prototypes.
3590 * ggc-callbacks.c (toplevel): Ditto.
3591 * ggc-none.c (toplevel): Ditto.
3592 * gcc-page.c (toplevel): Ditto.
3593 * ggc-simple.c (toplevel): Ditto.
3595 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3596 Jonathan Larmour <jlarmour@cygnus.co.uk>
3598 * config/mips/mips.c (mips_move_2words): Split doubles if
3599 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3601 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3603 * genrecog.c (struct decision_test): New.
3604 (struct decision): Remove test-related members, sort the rest by size.
3605 (IS_SPLIT): Simplify.
3606 (new_decision, new_decision_test): New.
3607 (add_to_sequence): Use them. No special handling for args of
3609 (maybe_both_true): Renamed from not_both_true; return sense changed.
3610 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3611 of maybe_both_true and adjusted for decision_test.
3612 (position_merit): Remove.
3613 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3614 (merge_accept_insn): New, broken out of merge_trees.
3615 (merge_trees): Use them. No special case for c_test; no node
3616 splitting; use test type instead of position_merit.
3617 (factor_tests): New.
3618 (simplify_tests): New.
3619 (break_out_subroutines): Don't write code now.
3620 (find_afterward): New.
3621 (write_afterward, write_switch, write_cond): New.
3622 (write_action, is_unconditional): New.
3623 (write_node): New. Use them.
3624 (write_tree_1): Rewrite. Use the new functions above.
3625 (write_tree): Remove afterward processing.
3626 (write_subroutine): Simplify function variant emission.
3627 (write_subroutines): New.
3628 (same_codes, clear_codes): Remove.
3629 (same_modes, clear_modes): Remove.
3630 (write_header): New, broken out of main.
3631 (make_insn_sequence): Use new_decision and new_decision_test.
3632 (process_tree): New, broken out of main.
3633 (main): Adjust for merge_trees interface change.
3634 Don't #define operands in the output file.
3635 (record_insn_name): New, broken out of make_insn_sequence.
3636 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3637 (debug_decision): New.
3639 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3641 * resource.c (find_free_register): Mark class_str argument const.
3642 * resource.h: Update prototype to match.
3644 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3645 * i386.md: Give all anonymous insns names.
3647 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3649 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3652 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3654 * toplev.c (dbr_sched_time): Unconditional.
3655 (peephole2_time): New.
3656 (compile_file): Add pass numbers to all of the dump file suffixes.
3657 Dump peephole2_time. Don't dump times for non-applicable passes.
3658 (rest_of_compilation): Add pass numbers to dump file suffixes.
3659 Conditionalize calls to the scheduler.
3660 * invoke.texi: Update.
3662 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3664 * flow.c (make_edges): Fix insn iteration.
3665 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3666 (find_basic_blocks_1): Fix spelling mistake.
3668 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3670 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3671 always have side-effects. Use memset not bzero.
3672 (make_node): Likewise.
3674 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3676 * stmt.c (expand_anon_union_decl): When any of the elements of the
3677 union is addressable, so is the entire union.
3679 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3681 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3683 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3684 * bitmap.c (bitmap_operation): Return true iff TO changed.
3685 (bitmap_equal_p): New.
3686 (bitmap_bit_p): Tidy arithmetic.
3687 (debug_bitmap_file): Likewise.
3689 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3691 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3692 before cse2 instead of after.
3694 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3696 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3699 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3701 * cppinit.c (is_idchar initializer): Loosen tests to accept
3704 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3706 * mips.md: Define conditional move patterns for floating point
3707 operands and DI mode conditions.
3709 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3711 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3712 always have side-effects.
3714 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3716 * mn10200.c (asm_file_start): Fix typo.
3718 * cppinit.c (is_idchar initializer): Tighten tests for when
3719 to put the table into initialized memory.
3721 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3722 not an array of rtunion.
3723 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3724 * gcc-simple (ggc_free_rtvec): Similarly.
3726 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3729 * mbchar.h: Add missing #endif.
3731 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3732 (FPBIT, DPBIT): Define.
3734 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3736 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3738 * profile.c (instrument_arcs, output_gcov_string,
3739 tablejump_entry_p): Add static prototypes.
3740 (output_gcov_string): Constify a char*.
3742 * regmove.c (replacement_quality, fixup_match_2): Add static
3745 * resource.h (reg_dead_p): Add extern prototype.
3747 * rtl.c (trim_filename): Add static prototype.
3749 * scan-decls.c (skip_to_closing_brace): Likewise.
3751 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3752 (expand_end_case): Initialize variable `range'.
3753 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3755 * varasm.c (asm_emit_uninitialised): Add static prototype.
3756 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3759 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3761 * cpplib.c (if_directive_nameo): Add static prototype.
3763 * cse.c (cse_insn): Remove unused variable `p'.
3765 * except.c (create_rethrow_ref, push_entry,
3766 receive_exception_label, new_eh_region_entry, find_func_region,
3767 clear_function_eh_region, process_nestinfo): Add static prototypes.
3768 (get_reg_for_handler): Hide definition.
3769 (process_nestinfo): Initialize variable `extra_handlers'.
3771 * expr.h (expand_builtin_longjmp): Add extern prototype.
3773 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3775 * function.c (prepare_function_start): Likewise.
3776 (pop_function_context_from): Mark parameter `context' with
3778 (push_temp_slots_for_block, flush_addressof): Hide definition.
3780 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3781 solve_program_flow_graph, calculate_branch_probs,
3782 function_summary, main, fancy_abort): Add prototypes.
3784 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3785 (add_hash): Constify a char*.
3787 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3788 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3789 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3791 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3793 * lists.c (free_list, zap_lists): Likewise.
3795 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3797 * alias.c (nonlocal_reference_p): Add static prototype.
3799 * bitmap.c (bitmap_element_allocate): Prototype args in function
3802 * builtins.c (stabilize_va_list): Add static prototype.
3803 (expand_builtin_va_arg): Constify a char*.
3805 * c-lex.c (getch, put_back, extend_token_buffer_to,
3806 read_line_number, token_getch, token_put_back): Add static
3809 * c-parse.gperf (hash, is_reserved_word): Likewise.
3811 * cccp.c (is_dir_separator): Likewise.
3813 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3815 * graph.h: New file to prototype functions exported by graph.c.
3817 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3819 * graph.c: Include graph.h.
3821 * toplev.c: Likewise. Remove redundant prototypes.
3823 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3825 * invoke.texi: Removed duplicated description for -Q.
3827 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3829 * extend.texi: Grammar fix in __extension__ text.
3831 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3833 * md.texi (define_peephole2): New section.
3835 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3837 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3838 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3841 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3843 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3845 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3847 * i386.md (ffs expander): Emit Pentium friendly code for
3850 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3852 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3856 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3858 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3860 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3862 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3865 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3867 * md.texi (No Constraints): Delete section.
3868 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3869 * final.c (final_scan_insn): We always have register constraints.
3870 * genattrtab.c: Don't include "insn-config.h".
3871 (write_attr_case): We always have register constraints.
3872 * genconfig.c (register_constraint_flag): Delete.
3873 (walk_insn_part): Don't check whether we have register constraints.
3874 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3875 * genoutput.c (have_constraints): Delete.
3876 (main): Don't set it.
3877 (output_operand_data): We always have constraints.
3878 (scan_operands): Likewise.
3879 (compare_operands): Likewise.
3880 * local-alloc.c (block_alloc): We always have constraints.
3881 (requires_inout): Always compile this function.
3882 * recog.c (extract_insn): We always have constraints.
3883 (constrain_operands, reg_fits_class_p): Always compile these
3885 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3887 (struct insn_operand_data): Likewise.
3888 * regclass.c (regclass): We always have constraints.
3889 (record_reg_classes, copy_cost, record_address_regs,
3890 auto_inc_dec_reg_p): Always compile these functions.
3891 * regmove.c (regmove_optimize): We always have constraints.
3892 * reload.c (find_reloads): Likewise.
3893 * reload1.c (reload): Likewise.
3894 (reload_cse_simplify_operands): Likewise.
3895 * i860.c (output_delay_insn): Likewise.
3897 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3899 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3901 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3903 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3904 for the va_list record.
3906 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3908 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3911 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3913 * alias.c: Include insn-flags.h.
3914 * Makefile.in (alias.o): Update.
3916 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3918 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3919 to LTU and GEU. Handle more cases using sbb.
3921 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3923 * i386.md (truncatexfdf splitters): Do not use subreg.
3924 (fop XFmode patterns): Fix mode in operand testing.
3926 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3928 * jump.c (jump_optimize_1): Amend last change to test only the
3929 form of the operand, not the insn.
3931 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3932 not register_operand to determine when B may need preloading.
3934 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3936 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3937 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3938 (call-value patterns): Move to end of file.
3939 (*): Remove mode from label_ref in (pc) context.
3940 (movstrqi): Use memory not general_operand for BLKmode operands.
3941 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3942 to register_operand operands.
3943 (peep2 patterns): Convert from commented-out peephole patterns.
3945 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3947 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3948 to BUILT_IN_INIT_DWARF_REG_SIZES.
3949 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3950 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3951 expand_builtin_init_dwarf_reg_sizes.
3952 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3953 with __builtin_init_dwarf_reg_size_table.
3954 * dwarf2out.c (struct reg_size_range): Delete.
3955 (expand_builtin_init_dwarf_reg_sizes): New function.
3956 (expand_builtin_dwarf_reg_size): Delete.
3957 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3958 (expand_builtin_dwarf_reg_size): Don't declare.
3959 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3960 (dwarf_reg_size_table): New.
3961 (init_reg_size_table): New function.
3962 (copy_reg): Use dwarf_reg_size_table.
3963 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3966 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3968 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3969 Correctly build argument list to constructor and destructor functions.
3971 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3973 * c-tree.h (warn_float_equal): Declare.
3974 * c-decl.c (warn_float_equal): Define.
3975 (c_decode_option): Recognize -W[no-]float-equal.
3976 * c-typeck.c (build_binary_op): Conditionally warn
3977 about equality tests of floating point types.
3978 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3979 * invoke.texi: Add docs for -Wfloat-equal warning.
3981 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3983 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3984 generating RTL directly.
3985 * mips.h (INIT_TARGET_OPTABS): Likewise.
3986 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3988 * expr.h (init_mov_optab): Delete declaration
3990 * h8300.c (WORD_REG_USED): Update to avoid useless register
3991 saves in interrupt functions and functions which never return.
3993 * cse.c (struct set): Delete inner_dest_loc field.
3994 (cse_insn): Remove assignments to inner_dest_loc field.
3996 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3998 * ggc-page.c: Don't include <unistd.h> etc taken care of
3999 by "system.h". Include <sys/mman.h> afterward.
4001 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
4003 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
4006 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
4008 * xcoffout.c (xcoffout_declare_function): Add documentation.
4009 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
4010 TARGET_64BIT. Compare constant to -1, not bit pattern.
4011 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
4012 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
4015 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
4017 * dwarf2out.c (add_abstract_origin_attribute): Abort if
4019 (gen_inlined_enumeration_type_die): Do not abort if the type has
4020 not been writeen out.
4021 (gen_inlined_structure_type_die): Do not abort if the type has
4022 not been writeen out.
4023 (gen_inlined_union_type_die): Do not abort if the type has
4024 not been writeen out.
4025 (gen_tagged_type_instantiation_die): Do not abort if the type
4026 has not been written out.
4028 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4030 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
4032 * reg-stack.c (straighten_stack): Copy hard reg set with
4035 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
4037 * builtins.c (stabilize_va_list): Stabilize array type va_list
4038 to a pointer type, not the base record type.
4039 (expand_builtin_va_copy): Dereference the pointers explicitly;
4040 use the correct size for the copy.
4042 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
4043 (rs6000_va_arg): Likewise.
4045 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
4047 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
4049 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
4051 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
4053 (DECL_BUILT_IN_CLASS): Adjust accordingly.
4055 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
4057 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
4058 (init_ggc): Use it instead of a constant.
4059 (ggc_collect): Bound allocated_last_gc by it.
4061 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
4063 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
4066 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
4068 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
4069 (mips*-*-openbsd*): Let big endian configuration be a fragment.
4071 * config/mips/openbsd.h: New, OpenBSD little endian target.
4072 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
4073 * config/mips/xm-openbsd.h: New, OpenBSD host.
4075 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
4077 * config/m68k/m68k.c (output_function_prologue,
4078 output_function_epilogue): Use
4079 current_function_uses_pic_offset_table instead of regs_ever_live
4080 to decide whether to save/restore pic register.
4081 (legitimize_pic_address): Don't modify regs_ever_live any more.
4083 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4085 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4086 * stor-layout.c (variable_size): Don't add sizes to the pending
4087 sizes list if x_dont_save_pending_sizes_p is set.
4089 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4091 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4092 for symbolic_operand().
4093 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4095 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4097 * combine.c (gen_rtx_combine): Add missing call to va_end().
4099 * final.c (asm_fprintf): Likewise.
4101 * genattrtab.c (attr_rtx): Likewise.
4103 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4105 * cse.c: Update comments.
4106 (cse_insn): When converting a conditional/computed jump into
4107 an unconditional jump, always make sure a BARRIER immediately
4108 follows the converted jump. Do not delete unreachable code.
4109 (cse_basic_block): Do not delete unreachable code.
4110 * toplev.c (rest_of_compilation): Move call to
4111 delete_trivially_dead_insns after the conditional call to
4114 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4116 * collect2.c (make_temp_file): Don't prototype.
4118 * gcc.c (make_temp_file): Likewise.
4120 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4122 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4124 * varasm.c (asm_emit_uninitialised): New function: Generate
4125 the assembler statements necessary to declare an uninitialised
4127 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4129 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4130 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4132 (assemble_variable): Use asm_emit_uninitialised to emit an
4133 uninitialised variable.
4135 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4137 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4138 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4139 <geoffk@cygnus.com>.
4141 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4143 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4144 * c-common.h (builtin_function): Don't declare.
4146 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4148 (pushdecl): Likewise.
4149 (finish_decl): Likewise.
4150 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4151 int. All callers changed.
4152 Set the builtin's DECL_BUILT_IN_CLASS.
4153 * tree.h (enum built_in_class): New.
4154 (enum built_in_function): Delete NOT_BUILT_IN.
4155 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4157 (DECL_SET_FUNCTION_CODE): Likewise.
4158 (DECL_BUILT_IN_CLASS): New macro.
4159 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4160 (struct tree_decl): Split builtin function code field into a
4162 (builtin_function): Declare.
4164 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4166 * optabs.c (init_traps): Fix typo in last change.
4168 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4170 * toplev.c (rest_of_decl_compilation): Update comment.
4172 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4174 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4175 in .sbss if appropriate.
4176 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4177 (SBSS_SECTION_ASM_OP): New macro.
4178 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4179 (EXTRA_SECTIONS): Add in_sbss.
4180 * config/mips/mips.h: Prototype sbss_section.
4182 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4184 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4187 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4189 * optabs.c (init_traps): Register trap_rtx as a GC root.
4191 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4193 * config/mips/mips.c (function_arg_pass_by_reference): Define
4194 unconditionally, since it's called unconditionally.
4196 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4198 * toplev.c (documented_lang_options): Add -fshort-wchar.
4199 * c-decl.c (c_decode_option): Likewise.
4200 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4202 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4203 * gcc.c (default_compilers): If -fshort-wchar,
4204 override __WCHAR_TYPE__.
4205 * tm.texi (C Dialect Options): Add -fshort-wchar.
4207 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4208 symbol for a variable.
4210 * cpplib.h (CPP_PREPROCESSED): New macro.
4211 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4212 we're seeing this input for a second time.
4214 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4216 * emit-rtl.c (init_emit_once): Initialize modes first.
4218 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4220 * config/i386/i386.c (pic_label_name): Change to char pointer.
4221 (global_offset_table): New variable.
4222 (load_pic_register): Fill global_offset_table if it hasn't
4223 already been done. Allocate pic_label_name dynamically.
4224 * ggc.h (empty_string): New variable.
4225 * ggc-simple.c (empty_string): Likewise.
4226 (init_ggc): Allocate empty_string and add as root.
4227 * stmt.c (digit_strings): New variable.
4228 (init_stmt): Add last_block_end_note as root. Allocate and
4229 initialize digit_strings.
4230 (expand_asm_operands): Use empty_string instead of string
4231 constant. Use digit_strings instead of string constants.
4232 * profile.c (init_arc_profiler): Allocate string with
4233 ggc_alloc_string instead of xmalloc.
4234 (output_func_start_profiler): Likewise.
4235 * c-typeck.c (digest_init): Check if init is error_mark_node.
4237 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4238 Richard Henderson <rth@cygnus.com>
4240 * ggc-page.c: New file.
4241 * Makefile.in (ggc-page.o): New.
4243 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4245 * invoke.texi: Document -fdelete-null-pointer-checks
4246 * toplev.c (flag_delete_null_pointer_checks): New.
4247 (f_options): Add entry for -fdelete-null-pointer-checks.
4248 (rest_of_compilation): Conditionalize null pointer check
4249 elimination on flag_delete_null_pointer_checks.
4250 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4252 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4254 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4255 copyright notice and special exception to GPL.
4257 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4259 * abi64.h (mips_function_value): Add prototype arguments.
4261 * mips-protos.h: New file with mips prototypes.
4263 * mips.c: Include "tm_p.h".
4264 (mktemp, lookup_name): Add prototype arguments.
4265 (extern_list, string_constant, mips_fill_delay_slot,
4266 mips_output_external, mips_output_external_libcall,
4267 mips_output_filename, mips_declare_object, function_prologue,
4268 mips_expand_prologue, function_epilogue, mips16_constant,
4269 build_mips16_function_stub, mips_output_conditional_branch):
4271 (mips_va_start): Remove unused variable `u'.
4272 (mips_va_arg): Cast value to unsigned when comparing against one.
4274 (save_restore_insns, mips_expand_prologue): Add missing arg in
4275 call to `large_int'.
4277 * mips.h: Move prototypes to mips-protos.h.
4278 (data_section, memory_address_p, rdata_section,
4279 readonly_data_section, simple_epilogue_p, text_section): Delete
4280 prototypes delcared elsewhere.
4281 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4283 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4285 * mips.md: Delete extra args in call to `mips_move_2words'.
4287 * xm-iris6.h (alloca): Add prototype argument.
4289 * genpeep.c: Include "tm_p.h" in generated output file.
4291 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4293 * basic-block.h (find_edge_index): Change parameters.
4294 * flow.c (verify_edge_list): Pass basic_block parameters to
4295 find_edge_index instead of integers.
4297 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4299 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4302 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4304 * gcc.1: Fix a formatting error.
4306 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4308 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4309 i786, mn10200, mn10300, pdp11, v850.
4311 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4313 * libgcc2.c (num_digits): Add prototype with
4314 __attribute__((const)).
4315 (__terminate): Add prototype.
4317 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4319 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4321 * alpha/alpha.c (print_operand): Fix type of `code'.
4322 (alpha_output_filename): Constify.
4323 * alpha/alpha.h: Move all function declarations ...
4324 * alpha/alpha-protos.h: ... here. New file.
4325 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4326 (SECTION_FUNCTION_TEMPLATE): Likewise.
4328 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4330 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4331 * expr.c (expand_expr): Likewise.
4332 (do_jump): Likewise.
4333 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4334 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4336 (enum can_compare_purpose): New.
4337 (can_compare_p): Adjust prototype.
4338 (prepare_cmp_insn, prepare_operand): Declare.
4339 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4340 * optabs.c (cmp_available_p): Deleted.
4341 (expand_abs): Pass ccp_jump to can_compare_p.
4342 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4343 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4344 Call can_compare_p rather than cmp_available_p.
4345 (prepare_operand): No longer static.
4346 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4347 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4348 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4349 sequence to use emit_cmp_and_jump_insns.
4350 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4352 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4354 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4355 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4356 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4357 (plus (reg) (const_int 0))
4358 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4360 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4362 * rs6000.c (expand_block_move): DImode loads and stores require
4363 word-aligned displacements. Increment address registers with
4364 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4366 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4368 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4369 is no name for the base type, rather than segfault. If we are
4370 writing out a complex integer type, use DW_ATE_lo_user.
4372 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4373 in one word or less (complex char, complex short, or on 64 bit
4374 systems complex float) to/from a hard register, copy it through
4375 memory instead of dying in gen_{real,imag}part. If we have a
4376 short complex type, prevent inlining since it allocates stack
4379 * tree.c (build_complex_type): If we are writing dwarf2 output,
4380 generate a name for complex integer types.
4382 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4384 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4385 * flow.c (remove_edge): Remove extra whitespace.
4386 (remove_fake_edges): Fix comment.
4387 (add_noreturn_fake_exit_edges): Use the correct name.
4389 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4391 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4392 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4393 (clean): Depend on INTL_CLEAN.
4394 (maintainer-clean): Adjust.
4396 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4398 * configure.in (AC_PREREQ): Bump to 2.13.
4399 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4401 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4403 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4405 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4407 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4408 (HAVE_STRINGIZE): Define.
4410 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4412 * c-parse.in: save and restore warn_pointer_arith on __extension__
4413 along with pedantic.
4414 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4415 Set the type of extension to itype rather than $<itype>1 kludge.
4416 * extend.texi (Alternate Keywords): Adjust documentation.
4417 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4419 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4421 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4422 most assembler templates.
4424 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4425 FP loads and stores.
4426 (following_call): Always return zero for the PA8000.
4427 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4428 FP loads and stores.
4429 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4431 * pa.h (BRANCH_COST): Define.
4433 * pa.md (return, return_internal): Use bve for PA2.0.
4435 * pa.md (fused multiply): Add variants which reduce height for the
4436 fused multiply, but which still generate 2 insns.
4437 (fnegabs): Similarly.
4439 * pa.md (subsi3): Turn into an expander. Create two anonymous
4440 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4441 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4443 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4445 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4447 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4448 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4450 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4453 * flow.c (record_active_eh_regions): Terminate loop after finding
4454 the last insn in the last basic block.
4456 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4458 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4460 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4462 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4464 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4466 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4467 splitting to not use output template.
4469 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4471 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4472 * config/c4x/c4x.c (c4x_va_start): New function.
4474 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4476 * genrecog.c (not_both_true): Handle correctly cases when called for
4477 tests with different positions in the insn.
4479 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4481 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4483 * system.h (HOST_PTR_PRINTF): ... to here.
4485 * mips-tfile.c: Don't include machmode.h.
4487 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4488 (mips-tfile.o): Don't depend on machmode.h.
4490 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4492 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4493 avoid conflicts with typedef struct `region' at the top level scope.
4495 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4497 * basic-block.h (basic_block): Add eh_beg, eh_end.
4498 * flow.c (entry_exit_blocks): Update.
4499 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4501 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4502 lists.c functions to allocate insn lists.
4503 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4505 (make_eh_edge): ... here. New.
4506 (move_stray_eh_region_notes): New.
4507 (record_active_eh_regions): New.
4508 (delete_unreachable_blocks): Split out block merging ...
4509 (try_merge_blocks): ... here. New.
4510 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4511 Dump debugging data.
4512 (merge_blocks_move_successor_nojumps): Likewise.
4513 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4515 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4517 * extend.texi (Bound member functions): Document unbound pmf
4520 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4522 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4523 has the EXIT_BLOCK as a dest.
4525 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4527 * flow.c (remove_edge): New function to remove an edge from the
4529 (remove_fake_successors): New function to remove fake successor edges.
4530 (remove_fake_edges): New function to remove all fake edges from the
4532 (add_fake_exit_edges): New function to add fake edges from all blocks
4533 with no successors to the exit block.
4534 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4535 prototypes for new functions.
4537 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4539 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4540 Use Pmode to determine whether to output .dword or .word.
4542 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4544 * tree.c (built_in_filename): New variable.
4545 (BUILT_IN_FILENAME): New macro.
4546 (init_tree_codes): Allocate built_in_filename.
4547 (make_node): Use built_in_filename instead of string constant.
4549 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4551 * configure.in: Add fr30 target.
4552 * configure: Regenerate.
4553 * config/fr30: New directory.
4554 * config/fr30/crti.asm: New file.
4555 * config/fr30/fr30.c: New file.
4556 * config/fr30/crtn.asm: New file.
4557 * config/fr30/fr30.h: New file.
4558 * config/fr30/fr30.md: New file.
4559 * config/fr30/lib1funcs.asm: New file.
4560 * config/fr30/t-fr30: New file.
4561 * config/fr30/xm-fr30.h: New file.
4563 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4565 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4566 BARRIER at the end of the successor, not the BARRIER before
4569 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4571 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4573 * stmt.c (any_pending_cleanups): Don't crash when
4574 current_function->stmt is unset.
4576 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4578 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4579 other initializations that may use it for relative offsets.
4581 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4583 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4584 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4585 * config/i386/sol2dbg.h: Removed.
4586 * config/i386/sol2gas.h: New file, to enable gas work-around.
4587 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4588 Don't use sol2dbg.h.
4589 * configure: Rebuilt.
4591 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4593 * invoke.texi (-fthis-is-variable): Remove documentation.
4595 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4597 * basic-block.h (compute_bb_for_insn): Declare.
4598 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4599 to use; set size of basic_block_for_insn directly.
4600 (find_basic_blocks): Update.
4602 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4604 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4606 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4608 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4609 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4611 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4613 * c-decl.c (c_decode_option): Extend comment.
4615 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4617 * toplev.c (progname): Make 'const char *'
4618 (flag_print_mem): Move out of main.
4619 (version_flag): Move out of main.
4620 (filename): Move out of main.
4621 (debug_args): Remove g prefix from options.
4622 (documented_lang_options): Remove cpplib specific options.
4623 (display_help): Add g prefix to debug options.
4624 (check_lang_option): Delete this function.
4625 (decode_d_option): New function: Decode -d... option.
4626 (decode_f_option): New function: Decode -f... option.
4627 (decode_W_option): New function: Decode -W... option.
4628 (decode_g_option): New function: Decode -g... option.
4629 (independent_decode_option): New function: Decode a language
4630 independent command line option.
4631 (main): Invoke lang_decode_option and then
4632 independent_decode_option on each command line option in
4635 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4637 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4638 * fold-const.c (fold_range_test): Do not try to fold the range
4639 test if the rhs or lhs has side effects.
4641 * basic-block.h (compute_flow_dominators): Declare.
4643 * gcse.c (alloc_code_hoist_mem): New function.
4644 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4645 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4646 (hoist_code, one_code_hoisting_pass): Likewise.
4647 (gcse_main): If optimizing for size, then hoist expressions
4648 computed in multiple dominated basic blocks.
4650 * gcse.c (invalid_nonnull_info): New function.
4651 (delete_null_pointer_checks): Likewise.
4652 * rtl.h (delete_null_pointer_checks): Declare.
4653 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4655 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4656 (merge-blocks_move_successor_nojumps): Likewise.
4657 (merge_blocks): Allow merging of some blocks, even if it requires
4658 physical movement of the blocks, but not if it requires new jumps.
4660 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4661 Callers and prototype changed.
4662 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4664 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4666 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4667 -YP when both -p and -pg are present. From i386/sol2.h.
4669 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4671 * Makefile.in (distclean): Delete tm_p.h.
4672 * configure.in: Create a new file, "tm_p.h", from a list in
4673 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4674 "i386/i386-protos.h".
4676 * alias.c: Include "tm_p.h".
4677 * c-typeck.c: Likewise.
4678 * calls.c: Likewise.
4680 * emit-rtl.c: Likewise.
4681 * explow.c: Likewise.
4682 * expmed.c: Likewise.
4684 * final.c: Likewise.
4686 * fold-const.c: Likewise.
4687 * function.c: Likewise.
4689 * global.c: Likewise.
4690 * haifa-sched.c: Likewise.
4691 * integrate.c: Likewise.
4693 * local-alloc.c: Likewise.
4695 * optabs.c: Likewise.
4696 * recog.c: Likewise.
4697 * reg-stack.c: Likewise.
4698 * regclass.c: Likewise.
4699 * regmove.c: Likewise.
4700 * reload.c: Likewise.
4701 * reload1.c: Likewise.
4702 * reorg.c: Likewise.
4703 * resource.c: Likewise.
4705 * stor-layout.c: Likewise.
4706 * toplev.c: Likewise.
4708 * unroll.c: Likewise.
4709 * genattrtab.c (main): Make generated file include "tm_p.h".
4710 * genemit.c (main): Likewise.
4711 * genoutput.c (main): Likewise.
4712 * genrecog.c (main): Likewise.
4714 * i386.h: Delete all prototypes.
4715 * i386.c: Include "tm_p.h".
4716 (ix86_attr_length_default): Call constant_call_address_operand
4717 with correct number of arguments.
4718 * i386-protos.h: New file.
4719 * i386.md (unnamed patterns): Call constant_call_address_operand
4720 with correct number of arguments.
4721 (exception_receiver): Call load_pic_register with correct number
4724 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4726 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4728 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4730 * rtl.h (insns_safe_to_move_p): New function.
4731 * loop.c (find_and_verify_loops): Use it.
4732 * rtlanal.c (insns_safe_to_move_p): Define it.
4734 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4736 * c-pragma.c: Include ggc.h.
4737 * Makefile.in (c-pragma.o): Update.
4739 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4741 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4742 (LIB_SPEC): Likewise.
4743 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4744 Reindent -YP/-p/-pg.
4745 Copied from config/sparc/sol2.h.
4747 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4749 * c-pragma.c (mark_align_stack): New.
4751 * c-pragma.h (init_pragma): Declare it.
4752 * c-lex.c (init_parse): Call it.
4754 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4756 * configure.in: Pick up thread library on Solaris/x86 just
4757 like on Solaris/sparc.
4758 * configure: Rebuilt.
4760 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4762 * rtl.h (global_rtx_index): New enum.
4763 (global_rtl): Change to array of rtx.
4764 (pc_rtx, cc0_rtx): Redefine accordingly.
4765 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4766 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4767 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4768 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4769 (const_int_rtx): Change to array of rtx.
4770 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4772 * emit-rtl.c (global_rtl): Change to array of rtx.
4773 (const_int_rtx): Change to aray of rtx.
4774 (gen_rtx_CONST_INT): Redefine accordingly.
4775 (init_emit_once): Allocate and initialize global_rtl. Likewise
4776 for const_int_rtx. Add both as GC roots.
4777 * genattrtab.c (global_rtl): Update declaration.
4779 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4781 * Makefile (USER_H): Add iso646.h back.
4783 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4785 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4786 zapping the LOG_LINKS of sched_before_next_call.
4788 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4789 * pa.c (insn_refs_are_delayed): Renamed from
4790 insn_sets_and_refs_are_delayed.
4792 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4794 * functiion.h (struct function): Add x_whole_function_mode_p.
4795 (retrofit_block): Declare.
4796 * function.c (retrofit_block): New function.
4797 (identify_blocks): Add assertions. Allow an incomplete set of
4798 block notes if we're still generating code for the function.
4799 * integrate.c: Include loop.h.
4800 (expand_inline_function): Call find_loop_tree_blocks to map block
4801 notes to blocks when in whole-function mode. Use retrofit_block
4802 to insert new BLOCKs for the inlined function, rather than
4804 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4805 * Makefile.in (integrate.o): Depend on loop.h.
4807 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4809 * tree.h (warn_about_unused_variables): Declare.
4810 * stmt.c (warn_about_unused_variables): New function, split out
4812 (expand_end_bindings): Here.
4814 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4816 * stmt.c (preserve_subexpressions_p): Don't crash when
4817 current_function->stmt is unset.
4819 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4821 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4822 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4823 (expand_start_target_temps): Use it.
4824 * except.c (expand_eh_region_start_for_decl): Likewise.
4825 * expr.c (expand_expr): Likewise.
4827 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4829 * fold-const.c (operand_equal_p): Pay attention to side effects.
4831 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4833 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4834 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4836 * tlink.c (scan_linker_output): Look for keywords before accepting
4837 a mangled name in quotes.
4839 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4841 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4842 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4844 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4846 * alpha.md: Revert Thu Nov 26 change that came in through the
4847 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4848 Avoid earlyclobber when possible.
4850 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4852 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4854 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4855 Define HAVE_ON_EXIT.
4857 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4859 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4860 CTYPE_CONV in all ctype macros.
4862 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4865 * cexp.y (initialize_random_junk): Likewise.
4867 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4869 * i370.c (handle_pragma): Likewise.
4871 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4873 * v850.c (override_options): Likewise.
4875 * doprint.c (_doprnt): Likewise.
4877 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4880 * fixinc/server.c (load_data): Likewise.
4882 * fold-const.c (real_hex_to_f): Likewise.
4884 * genattr.c (write_upcase, gen_attr): Likewise.
4886 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4887 write_upcase): Likewise.
4889 * genemit.c (print_code): Likewise.
4891 * genopinit.c (gen_insn): Likewise.
4893 * genpeep.c (print_code): Likewise.
4895 * genrecog.c (print_code): Likewise.
4897 * optabs.c (init_libfuncs): Likewise.
4899 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4901 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4903 (reemit_notes): Likewise.
4905 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4907 * ggc.h (ggc_root): Move to ggc-common.c.
4909 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4910 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4911 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4912 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4913 * ggc-common.c (ggc_root): Move from ggc.h.
4914 (roots): Declare, static.
4915 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4916 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4917 null or check/set mark bit.
4918 (ggc_mark_roots): New.
4919 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4921 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4923 * m32r.c: Include toplev.h.
4924 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4925 (gen_compare): Rename swap_p to must_swap to match uses.
4926 Add default abort case.
4927 (m32r_output_function_epilogue): Remove unused variables.
4928 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4929 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4930 define to empty parameter list. Update all uses.
4931 (predicate decls): Use enum machine_mode not int.
4932 * m32r.md (movsi): Call abort, not fatal_insn.
4933 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4935 1999-09-14 Andrew Haley <aph@cygnus.com>
4937 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4938 use $0 instead of 0.
4940 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4942 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4943 computation out of loop over hard regs.
4945 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4947 * function.c (identify_blocks): Don't shadow a variable in an
4949 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4950 pushdecl, or poplevel to build up the new BLOCK tree.
4951 (expand_inline_function): Likewise.
4952 (integrate_parm_decls): Likewise.
4954 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4956 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4958 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4960 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4961 * invoke.texi: Document this change.
4963 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4965 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4967 (mark_emit_status): Renamed from mark_emit_state.
4968 * except.c (mark_eh_status): Renamed from mark_eh_state.
4969 Check not null before marking.
4970 (free_eh_status): New.
4971 * expr.c (mark_expr_status, free_expr_status): New.
4972 * function.c (free_machine_status): New.
4973 (free_after_parsing): New.
4974 (free_after_compilation): Move bits to free_after_parsing; call
4975 free_eh_status, free_expr_status; zero the marked members of the
4977 (prepare_function_start): No can_garbage_collect.
4978 Call init_eh_for_function.
4979 (expand_dummy_function_end): Free up current_function state.
4980 (mark_function_status): Renamed from mark_function_state.
4981 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4982 * function.h (struct function): No can_garbage_collect.
4983 (free_machine_status, free_after_parsing): Declare.
4984 (free_eh_status, free_expr_status): Declare.
4985 * ggc.h (mark_expr_status): Declare.
4986 * stmt.c (free_stmt_status): Free the struct.
4987 (mark_stmt_status): Renamed from mark_stmt_state.
4988 (init_stmt): Don't call init_eh.
4989 (init_stmt_for_function): Don't call init_eh_for_function.
4990 * toplev.c (compile_file): Call init_eh.
4991 (rest_of_compilation): Free basic block info before ggc_collect.
4992 Call free_after_parsing; conditionally call free_after_compilation.
4993 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4994 Check not null before marking.
4995 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4997 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4999 * c-lex.c (yylex): Initialize warn.
5001 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
5003 * pa.c (emit_move_sequence): Properly set the mode of the scratch
5004 register when performing secondary reloads for the SAR register.
5006 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
5008 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
5009 (NOTE_BLOCK): New macro.
5010 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
5011 * function.h (identify_blocks): Change prototype.
5012 * function.c (identify_blocks): Simplify.
5013 (reorder_blocks): Likewise.
5014 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
5015 NOTE_INSN_BLOCK_{BEG,END}.
5016 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
5017 the list of saved notes if the note isn't a
5018 NOTE_INSN_BLOCK_{BEG,END}.
5019 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
5021 (reemit_notes): Adjust recreation of notes to reflect new saved
5023 * print-rtl.c (print_rtx): Print the address of the BLOCK when
5024 printing a block note.
5025 * stmt.c (block_vector): Remove.
5026 (find_loop_tree_blocks): Simplify.
5027 (unroll_block_trees): Likewise.
5028 * tree.h (reorder_block): Change prototype.
5030 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
5032 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
5033 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
5034 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
5035 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
5036 (atexit, exit): Simplify.
5037 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
5038 * config/lots: Remove defns of HAVE_ATEXIT.
5040 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
5042 * calls.c (precompute_arguments): Fix typo in comment.
5043 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
5046 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
5048 * dsp16xx.c (override_options): Fix typos in GC root registration.
5050 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
5052 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
5054 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
5055 (FUNCTION_PROFILER): Redefine appropriately for Linux.
5056 (CC1_SPEC): Likewise.
5058 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5060 * genattr.c (main): Add extern prototype. Call return, not exit.
5061 * genattrtab.c (main): Likewise.
5062 * gencheck.c (main): Likewise.
5063 * gencodes.c (main): Likewise.
5064 * genconfig.c (main): Likewise.
5065 * genemit.c (main): Likewise.
5066 * genextract.c (main): Likewise.
5067 * genflags.c (main): Likewise.
5068 * gengenrtl.c (main): Likewise.
5069 * genopinit.c (main): Likewise.
5070 * genoutput.c (main): Likewise.
5071 * genpeep.c (main): Likewise.
5072 * genrecog.c (main): Likewise.
5074 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
5075 * genattrtab.c (get_insn_name): Likewise.
5076 * gencodes.c (get_insn_name): Likewise.
5077 * genconfig.c (get_insn_name): Likewise.
5078 * genemit.c (get_insn_name): Likewise.
5079 * genextract.c (get_insn_name): Likewise.
5080 * genflags.c (get_insn_name): Likewise.
5081 * genopinit.c (get_insn_name): Likewise.
5082 * genpeep.c (get_insn_name): Likewise.
5084 * gencheck.c (usage): Add static prototype.
5085 * genextract.c (print_path): Constify a char*.
5086 * genopinit.c (optabs): Likewise.
5087 * genoutput.c (operand_data, data, output_predicate_decls,
5088 compare_operands): Likewise.
5089 * genrecog.c (write_tree): Add default case in switch.
5091 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5093 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5095 * print-rtl.c (get_insn_name): Remove prototype.
5097 * toplev.h (progname): Declare const.
5099 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5100 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5101 dump_sched_info, dump_local_alloc, regset_release_memory,
5102 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5103 error_with_file_and_line, error_with_decl, error_for_asm, error,
5104 fatal, warning_with_file_and_line, warning_with_decl, warning,
5105 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5106 Remove redundant prototypes.
5108 (notice, check_lang_option, report_file_and_line, vnotice,
5109 mark_file_stack): Add static prototype.
5110 (set_fatal_function): Add prototype.
5111 (vnotice, report_file_and_line, set_fatal_function,
5112 check_lang_option): Constify a char*.
5113 (main): Prototype. Call return, not exit.
5115 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5117 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5119 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5121 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5123 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5125 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5127 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5128 behave as if it's zero in all cases.
5129 (expand_function_start): Adjust call to assign_parms.
5130 * tree.h (assign_parms): Adjust prototype.
5131 * objc/objc-act.c (hack_method_prototype): Adjust call to
5134 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5136 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5137 arg_pointer_rtx fixed if the argument pointer register is
5139 (NONZERO_BASE_PLUS_P): Likewise.
5141 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5143 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5144 match_insn2 to match_insn.
5145 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5147 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5149 * Makefile.in (USER_H): Remove va-foo.h.
5151 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5152 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5153 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5154 va-spur.h,va-v850.h}: Remove.
5156 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5158 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5159 (in_return_delay): Use it instead of match_insn.
5161 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5163 * config/alpha/va_list.h (va-alpha.h): Do not include.
5164 (__gnuc_va_list): Typedef as in varargs.h.
5166 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5168 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5169 DECL_LIVE_RANGE_RTL.
5171 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5173 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5174 not NOTE_BLOCK_NUMBER.
5175 (expand_eh_region_end): Likewise.
5176 (find_exception_handler_labels): Likewise.
5177 (scan_region): Likewise.
5178 (exception_optimize): Likewise.
5179 (update_rethrow_references): Likewise.
5180 (set_insn_eh_region): Likewise.
5181 * final.c (final_scan_insn): Likewise.
5182 * flow.c (make_edges): Likewise.
5183 * integrate.c (expand_inline_function): Likewise.
5184 * print-rtl.c (print_rtx): Likewise.
5186 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5188 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5189 terms of builtin functions and types.
5191 * mips.c (mips_build_va_list): New.
5192 (mips_va_start, mips_va_arg): New.
5193 * mips.h (BUILD_VA_LIST_TYPE): New.
5194 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5196 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5197 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5198 * sh.h (BUILD_VA_LIST_TYPE): New.
5199 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5201 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5203 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5204 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5205 (struct insn_data): Likewise with n_operands, n_dups,
5206 n_alternatives, output_format.
5207 * regclass.c (scan_one_insn): Cast n_operands to int before
5208 arithmetic inside comparison.
5210 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5212 * toplev.c (compile_function): Unconditionally emit nop.
5214 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5216 * haifa-sched.c (actual_hazard): Move declaration of variable
5217 `this_cost' into the scope where it is used.
5219 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5221 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5222 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5223 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5225 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5227 * jump.c (find_insert_position): Don't declare or define unless
5228 !HAVE_conditional_arithmetic.
5229 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5231 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5233 * recog.c (offsettable_address_p): Prototype function pointer.
5234 (preprocess_constraints): Call memset, not bzero.
5236 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5237 (gcc_obstack_init): Don't declare.
5238 (fix_sizetype): Add static prototype.
5239 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5240 (tree_cons): Call memset, not bzero.
5242 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5243 definition in macro ASM_WEAKEN_LABEL.
5244 (mark_const_hash_entry): Add static prototype.
5246 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5248 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5250 * unroll.c (find_common_reg_term, subtract_reg_term,
5251 loop_find_equiv_value): Add static prototypes.
5252 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5253 (copy_loop_body): Remove unreachable break statement.
5255 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5257 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5259 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5261 Undo some changes from the gcc2 merge:
5262 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5263 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5267 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5268 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5269 initialized float-int union if the value is a NaN.
5271 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5273 * gthr-win32.h: New file.
5275 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5276 shared as a valid attribute.
5277 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5278 * extend.texi: Document `shared' variable attribute.
5280 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5282 * configure.in: Handle --enable-threads on FreeBSD.
5283 * configure: Rebuit.
5285 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5287 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5289 * configure: Rebuilt.
5291 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5292 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5293 Rosimildo DaSilva <rdasilva@connecttel.com>
5295 * configure.in (m68k-*-rtemscoff*): Added.
5296 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5297 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5298 sparc-rtems configuration.
5299 * configure.in (sparc-*-rtemself*): Added.
5300 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5301 * config/i386/rtems.h: Added comment.
5302 * config/sparc/rtemself.h: New file.
5304 * configure.in (m68k-rtemself): Added.
5305 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5306 and DWARF_DEBUGGING_INFO.
5307 * config/m68k/crti.s: New file.
5308 * config/m68k/crtn.s: New file.
5309 * config/m68k/t-crtstuff: New file.
5310 * config/m68k/rtemself.h: New file.
5312 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5313 global ctor/dtor and C++ exception handling.
5314 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5315 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5317 * config/i386/t-rtems-i386: New File.
5319 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5321 * stmt.c (expand_end_case): Return right away if the case stack is
5324 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5326 * Makefile.in (version.c): Remove rule incorrectly brought in from
5329 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5331 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5332 * msdos/top.sed: Take into account a prepended $(SHELL) to
5334 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5336 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5338 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5340 * regmove.c (fixup_match_1): Don't change an unchanging register.
5341 (stable_but_for_p): Renamed to:
5342 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5343 Changed all callers.
5345 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5347 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5348 insn from BL2 is after the insn from BL.
5350 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5352 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5353 (struct insn_data): Merge `template' and `outfun' into `output'.
5354 Add `output_format'.
5355 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5356 (struct data): Remove `outfun'; add `output_format'.
5357 (name_for_index): Remove declaration.
5358 (output_insn_data): Handle output formats.
5359 (process_template): Emit the bare array for @.
5360 (gen_expand, gen_split): Set output_format to NONE.
5361 * output.h (get_insn_template): Declare.
5362 * final.c (get_insn_template): New.
5363 (final_scan_insn): Use it.
5364 * toplev.c (compile_file): Likewise.
5366 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5367 * i860/i860.c (output_delayed_branch): Likewise.
5368 (output_delay_insn): Likewise.
5370 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5372 * rtl.c (obstack_alloc_rtx): Removed.
5374 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5376 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5378 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5380 * i386.c (call_insn_operand): Reject const_int.
5381 (expander_call_insn_operand): Use call_insn_operand.
5383 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5385 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5387 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5389 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5390 Use DImode operation.
5392 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5394 * gcc.c: Include sys/resource.h.
5395 (report_times): New flag.
5396 (execute): If report_times is set, calculate and report the
5397 CPU time consumed by each subprocess.
5399 (rus, prus): New globals.
5400 (option_map): Add --time.
5401 (display_help): Document -time.
5402 (process_command): Set report_times if -time is given.
5403 Turn off -pipe if -time is given.
5405 * invoke.texi: Document new option -time.
5407 * configure.in: Check for getrusage. Check if we have to
5408 prototype getrusage.
5409 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5410 * configure: Regenerate.
5411 * config.in: Regenerate.
5413 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5415 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5418 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5420 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5421 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5422 (nan): Return _thenan_sf or _thenan_df as appropriate.
5423 (L_thenan_sf): Define _thenan_sf.
5424 (L_thenan_df): Define _thenan_df.
5426 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5427 (DPBIT_FUNCS): Add _thenan_df.
5429 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5431 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5434 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5436 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5439 (lang_specific_driver): Don't take a function pointer parameter.
5440 All callers changed.
5442 * gcc.c: Include gcc.h.
5443 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5444 lang_specific_extra_outfiles, fatal): Don't declare.
5445 (multilib_defaults_raw): Constify.
5446 (read_specs): Call memset, rather than bzero.
5447 (main): Call return, not exit.
5448 (lookup_compiler): Call memcpy, not bcopy.
5449 (fatal): Make extern.
5451 * cppspec.c: Include gcc.h.
5452 (lang_specific_driver): Initialize variable `quote'. Constify a
5453 char*. All calls to the function pointer parameter now
5454 explicitly call `fatal'.
5456 * gccspec.c (lang_specific_driver): Include gcc.h.
5458 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5460 * arm.c (note_invalid_constants): Use recog_data.operand_type
5463 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5465 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5468 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5469 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5470 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5471 reload_secondary_in_reload, reload_secondary_out_reload,
5472 reload_secondary_in_icode, reload_secondary_out_icode,
5473 reload_reg_rtx, reload_when_needed): Delete declarations.
5474 (struct reload): New structure.
5475 (rld): Declare new array.
5476 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5477 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5478 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5479 reload_secondary_in_reload, reload_secondary_out_reload,
5480 reload_secondary_in_icode, reload_secondary_out_icode,
5481 reload_reg_rtx, reload_when_needed): Delete definitions.
5483 (whole file): Replace uses of the deleted arrays with uses of rld.
5484 * reload1.c (whole file): Replace uses of the deleted arrays with
5486 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5487 explicit loops, not with bcopy.
5489 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5491 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5492 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5493 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5494 insn_name): Delete and consolidate into new structures.
5495 (insn_operand_predicate_fn): New.
5496 (insn_output_fn): New.
5498 (struct insn_operand_data): New.
5499 (struct insn_data): New.
5501 (OUT_FCN): Update for insn_data change.
5502 * builtins.c (expand_builtin_strlen): Likewise.
5503 (expand_builtin_memcmp): Likewise.
5504 * combine.c (make_extraction, simplify_comparison): Likewise.
5505 * cse.c (canon_reg, cse_insn): Likewise.
5506 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5507 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5508 (emit_store_flag): Likewise.
5509 * expr.c (convert_move, emit_block_move): Likewise.
5510 (clear_storage, emit_push_insn, expand_increment): Likewise.
5511 (do_store_flag): Likewise.
5512 * expr.h (GEN_FCN): Likewise.
5513 (insn_gen_function): Die.
5514 * final.c (final_scan_insn): Update for insn_data change.
5515 (output_asm_name): Likewise.
5516 * function.c (fixup_var_refs_1): Likewise.
5517 * loop.c (check_dbra_loop): Likewise.
5518 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5519 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5520 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5521 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5522 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5523 * regmove.c (gen_add3_insn): Likewise.
5524 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5525 (find_reloads, find_reloads_address_1): Likewise.
5526 (debug_reload_to_stream): Likewise.
5527 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5528 * stmt.c (expand_end_case): Likewise.
5529 * toplev.c (compile_file): Likewise.
5531 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5532 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5534 * print-rtl.c (insn_name_ptr): Remove declaration.
5535 (get_insn_name): Declare.
5536 (print_rtx): Use it.
5537 * genoutput.c (insn_name_ptr): Remove.
5538 (next_operand_number): New.
5539 (struct operand_data): New.
5540 (null_operand, odata, odata_end): New.
5541 (struct data): Use struct operand_data.
5542 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5543 (get_insn_name): Renamed from name_for_index.
5544 (output_prologue): Define NO_MD_PROTOTYPES.
5545 (output_predicate_decls): Break out from output_epilogue.
5546 Iterate over the operands list.
5547 (output_operand_data): Break out from output_epilogue. Emit
5548 just the operands list.
5549 (output_insn_data): Break out from output_epilogue. Emit just
5551 (output_epilogue): Remove.
5552 (output_get_insn_name): New.
5553 (constraints, op_n_alternatives, predicates, address_p): Die.
5554 (modes, strict_low, seen): Die.
5555 (scan_operands): Take new param `d' instead of writing to
5556 seven global variables.
5557 (compare_operands): New.
5558 (place_operands): New.
5559 (validate_insn_alternatives): Update for struct data change.
5560 (gen_insn): Don't zero or copy 7 global arrays. Update for
5561 scan_operands; call place_operands.
5562 (gen_peephole, gen_expand, gen_split): Likewise.
5563 (main): Update for new output routines.
5565 * genattr.c (insn_name_ptr): Remove.
5566 (get_insn_name): New function.
5567 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5568 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5569 * genrecog.c: Likewise.
5571 * alpha.md (adddi3): Make `pattern' array static.
5573 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5575 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5576 c4x_cpu_version_string): Constify char *.
5577 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5578 c4x_cpu_version_string): Likewise.
5580 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5582 * tree.c (save_tree_status): Revert 10 Sep change.
5583 (restore_tree_status): Likewise. Call obstack_free with NULL
5584 before freeing the obstack proper.
5586 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5588 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5590 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5591 surrounding context.
5593 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5595 * tree.c (type_hash_canon): Put all types in the hash-table, when
5598 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5600 * recog.h (struct recog_data, recog_data): New.
5601 (recog_foo variables): Kill.
5602 * recog.c (recog_operand, recog_operand_loc): Kill.
5603 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5604 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5605 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5606 (recog_data): Define.
5607 (extract_insn): Update all recog_foo references to use recog_data.
5608 (preprocess_constraints, constrain_operands): Likewise.
5609 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5610 * genattrtab.c (main): Likewise.
5611 * genextract.c (main): Likewise.
5612 * genoutput.c: Likewise.
5613 * genrecog.c (write_subroutine, main): Likewise.
5614 * local-alloc.c (block_alloc): Likewise.
5615 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5616 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5617 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5618 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5619 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5620 (reload_cse_simplify_operands): Likewise.
5622 * arc/arc.c (arc_final_prescan_insn): Likewise.
5623 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5624 * h8300/h8300.c (notice_update_cc): Likewise.
5625 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5626 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5627 * mn10200/mn10200.c (notice_update_cc): Likewise.
5628 * mn10300/mn10300.c (notice_update_cc): Likewise.
5629 * romp/romp.c (update_cc): Likewise.
5630 * sparc/sparc.c (check_pic): Likewise.
5631 * v850/v850.c (notice_update_cc): Likewise.
5633 * genemit.c (main): Don't declare recog_operand.
5635 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5637 * ggc.h (rtvec_def): Forward declare.
5638 (tree_node): Likewise.
5641 (ggc_set_mark_rtx): Add prototype.
5642 (ggc_set_mark_rtvec): Likewise.
5643 (ggc_set_mark_tree): Likewise.
5644 * ggc-simple.c (ggc_root): Don't define.
5645 (roots): Don't declare.
5646 (ggc_mark_rtx): Remove.
5647 (ggc_mark_rtvec): Likewise.
5648 (ggc_mark_tree): Likewise.
5649 (ggc_mark_varray): Likewise.
5650 (ggc_mark_tree_hash_table_entry): Likewise.
5651 (ggc_mark_tree_hash_table): Likewise.
5652 (ggc_set_mart_rtx): New function.
5653 (ggc_set_mark_rtvec): Likewise.
5654 (ggc_set_mark_tree): Likewise.
5655 (ggc_add_root): Remove.
5656 (ggc_add_rtx_root): Likewise.
5657 (ggc_remove_tree_root): Likewise.
5658 (ggc_add_string_root): Likewise.
5659 (ggc_add_tree_varray_root): Likewise.
5660 (ggc_add_tree_hash_table_root): Likewise.
5661 (ggc_del_root): Likewise.
5662 (ggc_mark_rtx_ptr): Likewise.
5663 (ggc_mark_tree_ptr): Likewise.
5664 (ggc_mark_string_ptr): Likewise.
5665 (ggc_mark_tree_varray_ptr): Likewise.
5666 (ggc_mark_tree_hash_table_ptr): Likewise.
5667 * ggc-common.c: New file.
5668 * Makefile.in (OBJS): Add ggc-common.o.
5669 (ggc-common.o): List dependencies.
5671 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5673 * cppalloc.c (xstrdup): Use memcpy.
5674 * cpperror.c (cpp_print_containing_files): Don't use
5676 * cpplib.c (conditional_skip): Set temp->lineno.
5677 (do_endif): Make error message less obscure.
5678 (if_directive_name): New function.
5679 (cpp_get_token [case EOF]): Unwind the if stack and generate
5680 error messages for each unterminated conditional in this file.
5681 (parse_string): Do not behave differently if -traditional.
5683 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5685 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5686 va_list decomposing to pointer-type.
5687 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5688 (rs6000_va_arg): Likewise.
5690 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5692 * except.c (start_dynamic_handler): Compute size using
5693 STACK_SAVEAREA_MODE.
5695 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5697 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5698 include directory headers. Don't define strrchr. Don't provide
5699 my_* replacement functions. Prefer PTR over `pointer_type'.
5700 Don't prototype system functions. Don't redefine getopt.
5702 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5703 safe_read, safe_write, save_pointers, restore_pointers,
5704 is_id_char, in_system_include_dir, directory_specified_p,
5705 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5706 find_corresponding_lparen, referenced_file_is_newer,
5707 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5708 process_aux_info_file, identify_lineno, check_source,
5709 seek_to_line, forward_to_next_token_char, output_bytes,
5710 output_string, output_up_to, other_variable_style_function,
5711 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5712 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5713 find_static_definition, connect_defs_and_decs, add_local_decl,
5714 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5715 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5716 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5717 scan_for_missed_items, edit_file, string_list_cons): Add static
5719 (standard_exec_prefix, target_machine, target_version,
5720 default_syscalls_dir, string_list, string_list_cons, find_file,
5721 do_cleaning): Constify a char*.
5722 (safe_read, safe_write): Use PTR, not a char*.
5723 (is_id_char): Take an int, not a char.
5724 (main): Add prototype. Call return, not exit.
5726 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5728 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5729 when comparing types.
5731 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5733 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5734 (strength_reduce): Release the varrays from the no-bivs early exit.
5736 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5737 the loop over the registers.
5739 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5741 (restore_tree_status): Check that instead when freeing the obstack.
5743 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5745 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5748 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5750 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5751 operand size modifiers.
5753 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5755 * c-common.c (c_common_nodes_and_builtins): Don't build
5757 * c-common.h (enum c_tree_index and related accesor macros): Remove
5758 everything now declared in tree.h.
5759 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5760 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5761 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5762 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5763 unsigned_type_node, ptr_type_node, va_list_type_node,
5764 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5765 (init_decl_processing): Call build_common_tree_nodes and
5766 build_common_tree_nodes_2 instead of building their nodes here.
5767 Don't add roots for these nodes.
5768 * stor-layout.c (size_zero_node, size_one_node): Delete.
5769 (set_sizetype): Make a new node for bitsizetype each time.
5770 * tree.c (global_trees): New variable.
5771 (init_obstacks): Add a gc root for it.
5772 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5773 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5774 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5775 (build_common_tree_nodes): New function.
5776 (fix_sizetype): New function.
5777 (build_common_tree_nodes_2): New function.
5778 * tree.h (enum tree_index): New.
5779 (global_trees): Declare.
5780 Add accessor macros for all nodes now moved to global_trees.
5781 Delete their declarations.
5783 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5785 * c-decl.c (finish_function): When processing a nested function,
5786 push and pop GC context around rest_of_compilation.
5788 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5790 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5791 Default ix86_arch to PROCESSOR_I386.
5792 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5793 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5794 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5795 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5796 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5797 (EXTRA_SPECS): Remove deleted specs.
5799 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5801 * function.c (assign_stack_local_1): Allocate from
5802 function->x_frame_offset, not frame_offset.
5804 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5806 * ggc.h (lang_cleanup_tree): Remove.
5807 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5808 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5810 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5811 TYPE_LANG_SPECIFIC when garbage collecting.
5812 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5813 (lang_cleanup_tree): Remove.
5815 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5817 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5818 * crtstuff.c: Not here.
5819 * dwarf2out.c: Or here.
5820 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5823 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5825 * function.h (free_after_compilation): Remove decl parameter.
5826 (free_varasm_status0: Likewise.
5827 (free_emit_status): Likewise.
5828 (free_stmt_status): Likewise.
5829 (free_after_compilation): Likewise.
5830 (init_lang_status): New variable.
5831 (free_lang_status): Likewise.
5832 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5833 * function.c (init_lang_status): New variable.
5834 (free_lang_status): Likewise.
5835 (push_function_context_to): Don't set function::decl here.
5836 (free_after_copmilation): Make decl parameter implicit. Call
5837 free_lang_status if defined.
5838 (prepare_function_start): Call init_lang_status if defined.
5839 (init_function_start): Set function::decl here.
5840 * profile.c (output_func_start_profiler): Don't call pushdecl
5841 until we've actually started the function.
5842 * stmt.c (free_stmt_status): Make decl parameter implicit.
5843 * toplev.c (rest_of_compilation): Don't pass decl to
5844 free_after_compilation.
5845 * varasm.c (free_varasm_status): Likewise.
5847 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5849 * except.c (call_get_eh_context): Add root when allocating static
5852 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5854 * arm.c: Include "ggc.h".
5855 (arm_add_gc_roots): New function.
5856 (arm_override_options): Call it.
5857 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5859 * arm.md (define_asm_attributes): Add a pool_range attribute.
5861 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5863 * extend.texi (Volatiles): New node.
5865 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5867 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5868 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5869 (struct ggc_any): Replace `mark' with `magic_mark'.
5870 (ggc_alloc_string): Use memcpy, not bcopy.
5871 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5872 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5873 (ggc_free_any): New.
5874 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5875 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5876 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5877 Use IS_MARKED. Use ggc_free_any.
5879 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5881 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5883 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5885 * toplev.c (main): Always init_ggc.
5887 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5889 * except.c (find_all_handler_type_matches): Free the list if
5890 we found no matches.
5892 * combine.c (SUBST): Break out to a real function do_SUBST.
5893 (SUBST_INT): Likewise.
5894 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5895 (pre_insert): Free `inserted'.
5896 * loop.c (basic_induction_var): Always set `location'.
5898 * function.c (expand_function_end): Add initial_trampoline as a root.
5899 * rtl.h (init_varasm_once): Declare.
5900 * toplev.c (compile_file): Call it.
5901 * ggc-simple.c (ggc_mark_string_ptr): New.
5902 (ggc_add_string_root): New.
5903 (ggc_collect): Disable collection avoidance temporarily.
5904 * ggc.h (ggc_add_string_root): Declare.
5905 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5906 * optabs.c (init_libfuncs): Likewise.
5907 * varasm.c (named_section): Use ggc_alloc_string.
5908 (make_function_rtl): Likewise.
5909 (make_decl_rtl): Likewise.
5910 (assemble_static_space): Likewise.
5911 (assemble_trampoline_template): Likewise.
5912 (output_constant_def): Likewise.
5913 (force_const_mem): Likewise.
5914 (mark_const_hash_entry): New.
5915 (mark_pool_sym_hash_table): New.
5916 (mark_varasm_state): Use it.
5917 (init_varasm_once): New.
5919 * expr.h (init_one_libfunc): Declare.
5920 * optabs.c (init_one_libfunc): New.
5921 (init_optabs): Use it.
5922 * config/gofast.h: Likewise.
5923 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5924 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5926 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5928 * Makefile.in (cppexp.o): Depend on cpphash.h.
5929 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5931 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5932 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5933 redefining poisoned identifiers, etc.
5934 (do_undef): Don't allow poisoned identifiers to be undefined.
5935 (do_pragma): Add #pragma poison.
5936 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5938 * cccp.c: Add T_POISON node type.
5939 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5941 (do_define): Generalise to handle poisoned definitions,
5942 redefining poisoned identifiers, etc.
5943 (do_undef): Don't allow poisoned identifiers to be undefined.
5944 (do_pragma): Add #pragma poison.
5945 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5947 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5948 * c-pragma.h: Add ps_poison state. We now always have generic
5951 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5953 * ggc.h (ggc_alloc): New function.
5954 (ggc_mark): Likewise.
5955 * ggc-simple.c (ggc_any): New structure.
5956 (ggc_status): Add anys.
5957 (n_anys_collected): New variable.
5958 (ggc_alloc): Define.
5959 (ggc_mark): Likewise.
5960 (ggc_collect): Collect the anys.
5962 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5964 * c-decl.c (mark_binding_level): Make static to match prototype.
5966 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5968 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5970 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5972 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5973 will use into account. Expand the max width to 5.
5976 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5978 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5981 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5983 * alpha.md (call value patterns): Remove the result predicates.
5985 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5987 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5990 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5992 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5993 changed from extern char *, to extern PTR. Also fix typo in
5994 NEED_DECLARATION_REALLOC test.
5996 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5998 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6000 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
6001 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
6002 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
6003 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
6005 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
6007 * cccp.c (pcfinclude): Likewise.
6009 * global.c (allocno_compare): Likewise.
6011 * haifa-sched.c (rank_for_schedule): Likewise.
6013 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
6015 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
6017 * stupid.c (stupid_reg_compare): Likewise.
6019 * tree.c (_obstack_allocated_p): Likewise.
6021 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
6023 1999-09-08 Bruce Korb autogen@linuxbox.com
6025 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
6026 why "gperf -F" fails.
6027 * gcc/cp/Makefile.in: ditto
6028 * gcc/Makefile.in: ditto
6029 * gcc/java/Makefile.in: ditto
6031 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
6033 * lists.c: Include ggc.h.
6035 (init_EXPR_INSN_LIST_cache): Install it.
6037 * ggc-simple.c (init_ggc): Absorb the old init.
6038 (ggc_push_context): Use xcalloc.
6039 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
6040 (ggc_collect): Add [rvts] tags to the collection stats.
6042 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
6044 * cccp.c (main): Fix handling of -include and -imacros options.
6046 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
6048 * cpplib.c (cpp_push_buffer): Fix order of arguments.
6050 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6052 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
6055 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6057 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
6058 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
6059 and SET_DEST. Update comment.
6061 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6063 * config/c4x/c4x.c: Include ggc.h.
6064 (c4x_add_gc_roots): New function.
6065 (c4x_override_options): Call c4x_add_gc_roots.
6067 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
6069 * defaults.h (TARGET_ESC): Move ...
6070 * system.h: ... here, where Linas had it in the first place. Silly me.
6072 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
6074 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
6075 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
6076 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
6077 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
6078 * defaults.h (TARGET_ESC): Add default.
6080 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6082 * configure.in: add i370-*-openedition, i370-*-mvs and
6083 i370-*-linux targets
6085 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6087 * dsp16xxx.c: Include ggc.h
6088 (override_options): Mark GC roots.
6089 * mn10200.c: Include ggc.h.
6090 (asm_file_start): Mark GC roots.
6091 * tahoe.c: Include ggc.h.
6092 (extensible_operand): Mark GC roots.
6094 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6096 * README: Add section discussing status of ELF ABI.
6097 * i370.c: Fix misc spelling mistakes.
6098 (i370_label_scan): Updated notes, exception handling.
6099 (i370_function_prolog): Simplify ELF stack handling.
6100 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6101 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6102 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6103 * i370.md: (movdi): Add notes.
6104 (floatsidf2): Use stack not rtca for scratch float area.
6105 (iorsi3): Correct operand constraints.
6106 * x-oe: Restore TAROUTOPTS which are used by pax.
6108 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6110 * rs6000.c: Include ggc.h.
6111 (rs6000_add_gc_roots): New function.
6112 (override_options): Call it.
6114 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6116 * alpha.h (alpha_compare): New.
6117 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6118 * alpha.c: Likewise for the definitions.
6119 (alpha_emit_conditional_branch): Update for alpha_compare.
6120 (alpha_emit_conditional_move): Likewise.
6121 * alpha.md (cmpdf, cmpdi): Likewise.
6122 (setcc patterns): Likewise. Zero alpha_compare after use.
6123 (sne): Optimize (x != 0) into (0U < x).
6125 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6127 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6128 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6129 (INIT_EXPANDERS): Remove.
6130 * alpha.c: Include ggc.h.
6131 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6132 (alpha_init_machine_status, alpha_mark_machine_status): New.
6133 (override_options): Install them.
6134 (struct machine_function): Moved to alpha.h.
6135 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6136 (alpha_init_expanders): Remove.
6137 (alpha_return_addr): Adjust to use current_function->machine.
6138 (alpha_ra_ever_killed): Likewise.
6139 (alpha_expand_epilogue): Likewise.
6140 * alpha.md (eh_epilogue): Likewise.
6142 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6143 Melissa O'Neill <oneill@cs.sfu.ca>
6144 Geoffrey Keating <geoffk@cygnus.com>
6146 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6147 call-used registers (call-saved registers must still be contiguous
6148 and end with r31, of course).
6150 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6152 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6153 (self_promoting_type_p): Delete.
6154 (self_promoting_args_p): Move ...
6155 * c-common.c: ... here.
6156 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6157 (simple_type_promotes_to): New.
6158 * builtins.c (lang_type_promotes_to): New.
6159 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6160 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6161 * c-common.h: ... here.
6162 (self_promoting_args_p, simple_type_promotes_to): Declare.
6163 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6164 (grokdeclarator): Likewise.
6165 * tree.h (lang_type_promotes_to): Declare.
6167 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6169 Add some machine-dependent GC roots.
6170 * sparc.c: Include ggc.h.
6171 (sparc_add_gc_roots): New function.
6172 (mark_ultrasparc_pipeline_state): Likewise.
6173 (override_options): Call sparc_add_gc_roots.
6174 * pa.c: Include ggc.h.
6175 (pa_add_gc_roots): New function.
6176 (mark_deferred_plabels): Likewise.
6177 (override_options): Call pa_add_gc_roots.
6178 * mips.c: Include ggc.h.
6179 (mips_add_gc_roots): New function.
6180 (override_options): Use it.
6182 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6184 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6186 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6187 cpp_parse_expr): Add static prototypes.
6188 (parse_charconst): Don't cast away const-ness.
6189 (token): Constify a char*.
6191 * cppfiles.c (file_name_list, include_hash, find_include_file,
6192 finclude, initialize_input_buffer): Constify a char*.
6193 (file_cleanup, find_position): Add static prototypes.
6195 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6196 collect_expansion): Add static prototypes.
6197 (cpp_install, create_definition, monthnames): Constify a char*.
6199 * cpphash.h (cpp_install): Likewise.
6201 * cppinit.c (known_suffixes, default_include,
6202 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6203 (base_name, dump_special_to_buffer, initialize_dependency_output):
6204 Add static prototypes.
6206 * cpplib.c (my_strerror): Constify a char*.
6207 (null_underflow, null_cleanup, skip_comment, copy_comment,
6208 copy_rest_of_line, handle_directive, pass_thru_directive,
6209 get_directive_token, read_line_number, cpp_print_file_and_line,
6210 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6211 v_cpp_warning_with_line, detect_if_not_defined,
6212 consider_directive_while_skipping): Add static prototypes.
6213 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6214 cpp_pedwarn_with_file_and_line): Constify a char*.
6216 * cpplib.h (cpp_options, include_hash, progname, definition,
6217 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6218 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6219 find_include_file, deps_output, include_hash): Constify a char*.
6221 * cppmain.c (progname): Constify.
6222 (main): Add prototype. Use return, not exit.
6224 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6225 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6226 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6227 check_protection): Add static prototype.
6229 (progname, recognized_macrom, recognized_extern): Constify a char*.
6230 (main): Add prototype.
6232 * gen-protos.c (progname): Constify a char*.
6234 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6236 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6237 (init_emit_once): Add more GC roots.
6238 * except.c (mark_func_eh_entry): New function.
6239 (mark_eh_node): Mark false_label and rethrow_label.
6240 (init_eh): Add more GC roots.
6241 * function.c (free_after_compilation): Take decl as a paramter.
6242 Call free_stmt_status.
6243 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6245 * function.h (free_after_compilation): Change prototype.
6246 (free_varasm_status): Likewise.
6247 (free_emit_status): Likewise.
6248 (free_stmt_status): New function.
6249 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6250 Remove, replacing with ...
6251 (ggc_status): New structure.
6252 (ggc_chain): New variable.
6254 (ggc_push_context): New function.
6255 (ggc_pop_context): Likewise.
6256 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6257 (ggc_alloc_rtvec): Likewise.
6258 (ggc_alloc_tree): Likewise.
6259 (ggc_alloc_string): Likewise.
6260 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6261 (ggc_mark_tree): Give language-dependent code a chance to mark
6263 (ggc_mark_tree_varray): Handle empty arrays.
6264 (ggc_collect): Adjust for use of ggc_chain. Clear
6265 bytes_alloced_since_last_gc.
6266 * ggc.h (ggc_pop_context): New function.
6267 (ggc_push_context): Likewise.
6268 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6269 * stmt.c (free_stmt_status): New function.
6270 (init_stmt_for_function): Clear last_expr_value.
6271 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6272 Conditionalize call to ggc_collect.
6273 (main): Call init_ggc.
6274 * tree.c (push_obstacks): Do the push, even when GC'ing.
6275 (push_obstacks_nochange): Likewise.
6276 (pop_obstacks): Liekwise.
6277 * varasm.c (free_varasm_status): Take decl as a parameter.
6279 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6281 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6282 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6283 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6284 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6286 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6288 * pa/x-pa-mpeix: New file for the MPE port.
6290 * pa/quadlib.asm: New file for long double support.
6292 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6293 * configure: Rebuilt.
6295 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6297 * final.c (shorten_branches): Fix last change.
6299 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6301 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6303 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6305 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6308 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6310 * c-aux-info.c (concat): Don't define.
6312 * cccp.c (my_strerror): Likewise. All callers changed to use
6314 (do_include): Call xstrdup, not xmalloc/strcpy.
6315 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6316 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6318 * collect2.c (my_strsignal): Likewise. All callers changed to use
6320 (locatelib): Call xstrdup, not xmalloc/strcpy.
6322 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6324 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6326 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6328 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6330 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6332 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6334 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6336 (find_all_handler_type_matches): Likewise. Don't check return
6338 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6339 xmalloc, not malloc.
6340 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6342 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6343 (init_spec): Call xcalloc, not xmalloc/bzero.
6344 (set_spec): Call xstrdup, not save_string.
6345 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6346 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6347 (process_command): Call xstrdup, not save_string.
6348 (main): Call xcalloc, not xmalloc/bzero.
6350 * gcov.c (xmalloc): Don't define.
6351 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6352 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6353 (output_data): Call xcalloc, not xmalloc/bzero.
6355 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6357 * mips-tdump.c (xmalloc): Don't define.
6358 (print_symbol): Call xmalloc, not malloc.
6359 (read_tfile): Call xcalloc, not calloc.
6361 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6362 Don't define. All callers of xfree/my_strsignal changed to use
6363 free/strsignal instead.
6364 (allocate_cluster): Call xcalloc, not calloc.
6366 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6367 Fix memory leak, free allocated memory.
6369 * prefix.c (translate_name): Call xstrdup, not save_string.
6370 (update_path): Likewise.
6372 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6374 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6375 Don't define. Callers of xfree/savestring2 changed to use
6376 free/concat instead.
6378 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6379 (init_elim_table): Likewise.
6381 * resource.c (init_resource_info): Likewise.
6383 * stupid.c (stupid_life_analysis): Likewise.
6385 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6386 (open_dump_file): Call concat, not xmalloc/strcpy/...
6387 (clean_dump_file): Likewise.
6388 (compile_file): Call xstrdup, not xmalloc/strcpy.
6390 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6392 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6393 * v850.c (v850_va_arg): New.
6395 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6397 * haifa-sched.c: Tidy comments.
6399 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6401 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6402 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6403 $(out_object_file)): Depend on ggc.h.
6404 * c-common.c: Include "ggc.h".
6405 (combine_strings): If doing GC, use ggc_alloc_string.
6406 * c-decl.c: Include "ggc.h".
6407 (ggc_p): Define with value 0.
6408 (mark_binding_level): New function.
6409 (init_decl_processing): Add GC roots.
6410 (mark_c_function_context): New function.
6411 (lang_mark_false_label_stack): New function.
6412 (lang_mark_tree): New function.
6413 (lang_cleanup_tree): New function.
6414 * c-lang.c: Include "ggc.h".
6415 (lang_init): Call c_parse_init.
6416 * c-lex.c: Include "ggc.h".
6417 (check_linenum): If doing GC, don't copy filenames to permanent
6419 * c-parse.in: Include "ggc.h".
6420 (c_parse_init): New function.
6421 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6422 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6424 * except.c (mark_eh_state): Mark more state.
6425 * function.c (mark_function_state): Likewise.
6426 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6427 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6428 * toplev.c (mark_file_stack): New function.
6429 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6430 (main): Add root for input_file_stack.
6432 * i386.c: Include "ggc.h".
6433 (ix86_mark_machine_status): New function.
6434 (override_options): Set mark_machine_status.
6436 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6438 * tree.c (copy_node): Copy node contents also if doing GC.
6440 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6442 * collect2.c (scan_libraries): Fix double-thinko :-).
6444 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6446 * collect2.c (scan_libraries): Fix thinko.
6448 * cse.c (delete_trivially_dead_insns): Do not skip the last
6449 insn if it is a real insn.
6451 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6453 * Makefile.in (ggc-simple.o): Depend on hash.h.
6454 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6455 (ggc_mark_tree_varray): Likewise.
6456 (ggc_mark_tree_hash_table): Likewise.
6457 * ggc-simple.c: Include hash.h.
6458 (ggc_mark_tree_hash_table_ptr): New function.
6459 (ggc_mark_tree_hash_table_entry): Likewise.
6460 (ggc_mark_tree_hash_table): Likewise.
6461 (ggc_add_tree_hash_table_root): Likewise.
6462 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6463 rtx, when defining fields.
6465 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6467 * profile.c (output_func_start_profiler): Remove apparently
6468 nonsensical call to start_sequence.
6470 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6472 * clipper/clipper.c (clipper_va_start): Fix typos.
6474 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6475 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6476 (spur_va_arg): New stub.
6478 * configure.in: Comment out pyramid.
6480 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6482 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6483 don't conflict with the bits that win32, cygwin, and dgux
6486 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6487 Bernd Schmidt <bernds@cygnus.co.uk>
6489 * integrate.c (function_cannot_inline_p): Do not inline
6490 functions with forced labels.
6492 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6493 Bernd Schmidt <bernds@cygnus.co.uk>
6494 Mark Mitchell <mark@codesourcery.com>
6496 * Makefile.in (ggc-simple.o): Depend on varray.h.
6497 (rtl.o): Depend on ggc.h.
6498 (genattrtab.o): Depend on ggc.h.
6499 (print-tree.o): Likewise.
6500 (fold-const.o): Likewise.
6501 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6502 (make_insn_raw): Don't cache insns when GC'ing.
6503 (emit_insn_before): Likewise.
6504 (emit_insn_after): Likewise.
6505 (emit_insn): Likewise.
6506 (start_sequence): Use xmalloc to allocate the sequence_stack.
6507 (end_sequence): Add free to free it.
6508 (gen_sequence): Don't cache insns when GC'ing.
6509 (clear_emit_caches): Don't use sequence_element_free_list.
6510 (init_emit): Use xcalloc, not xmalloc+bzero.
6511 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6512 * function.c (pop_function_context_from): Use free to free the
6513 fixup_var_refs_queue.
6514 (put_reg_into_stack): Allocate it with xmalloc.
6515 * genattrtab.c: Include ggc.h.
6516 (operate_exp): Don't use obstack_free when GC'ing.
6517 (simplify_cond): Likewise.
6518 (simplify_text_exp): Likewise.
6519 (optimize_attrs): Likewise.
6520 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6522 (gencode): Generate a #include for ggc.h.
6523 * ggc-callbacks.c (ggc_p): Define it to zero.
6524 * ggc-none.c (ggc_p): Likewise.
6525 * ggc-simple.c: Include varray.h.
6526 (ggc_mark_tree_varray): New function.
6527 (ggc_add_tree_varray_root): Likewise.
6528 (ggc_mark_tree_varray_ptr): Likewise.
6529 * ggc.h (ggc_p): Declare.
6530 (varray_head_tag): Likewise.
6531 (ggc_add_tree_varray_root): Declare.
6532 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6533 inconsistencies when GC'ing.
6534 * rtl.c: Include ggc.h.
6535 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6536 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6537 (rtx_free): Don't call obstack_free when GC'ing.
6538 * toplev.c (rest_of_compilation): Call ggc_collect after every
6540 * tree.c (push_obstacks): Do nothing, if GC'ing.
6541 (pop_obstacks_nochange): Likewise.
6542 (pop_obstacks): Likewise.
6543 (make_node): Use ggc_alloc_tree when GC'ing.
6544 (copy_node): Likewise.
6545 (get_identifier): Use ggc_alloc_string when GC'ing.
6546 (build_string): Likewise.
6547 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6548 (tree_cons): Likewise.
6550 (type_hash_canon): Don't call obstack_free when GC'ing.
6552 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6554 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6555 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6557 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6558 Bernd Schmidt <bernds@cygnus.co.uk>
6559 Mark Mitchell <mark@codesourcery.com>
6561 * Makefile.in (stor-layout.o): Depend on ggc.h.
6562 (expr.o): Depend on ggc.h.
6563 (profile.o): Depend on ggc.h.
6564 (stor-layout.o): Depend on ggc.h.
6565 * emit-rtl.c (init_emit_once): Add gc roots.
6566 * expr.c: Include ggc.h.
6567 (emit_block_move): Add gc roots.
6568 (clear_storage): Likewise.
6569 * expr.h (init_stor_layout_once): New function.
6570 * profile.c: Include ggc.h.
6571 (init_arc_profiler): profiler_label is a root.
6572 * scan.c (make_sstring_space): Trust xrealloc to function
6573 correctly with first parameter NULL.
6574 * stor-layout.c: Include ggc.h.
6575 (set_sizetype): Add gc root.
6576 (init_stor_layout_once): New function.
6577 * toplev.c (compile_file): Call it.
6579 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6580 Bernd Schmidt <bernds@cygnus.co.uk>
6581 Mark Mitchell <mark@codesourcery.com>
6583 * Makefile.in (tree.o): Depend on ggc.h.
6584 (varasm.o): Likewise.
6585 (function.o): Likewise.
6587 (except.o): Likewise.
6588 (optabs.o): Likewise.
6589 (emit-rtl.o): Likewise.
6590 * emit-rtl.c: Include ggc.h.
6591 (sequence_element_free_list): Remove, and all references.
6592 (mark_sequence): New functions.
6593 (mark_emit_state): New function.
6594 * except.c: Include ggc.h.
6595 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6596 (mark_tree_label_node): New functions.
6597 (mark_eh_state): New function.
6598 * function.c: Include ggc.h.
6599 (mark_temp_slot, mark_function_chain): New functions.
6600 (mark_function_state): New function.
6601 (init_function_once): New function.
6602 * function.h (init_function_once): New function.
6603 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6604 * ggc.h (label_node): Declare.
6605 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6606 (lang_mark_false_label_stack): New function.
6607 (mark_temp_slot): Remove declaration.
6608 (mark_function_chain): Likewise.
6609 (mark_eh_state): Adjust prototype.
6610 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6612 * optabs.c: Include ggc.h.
6613 (mark_optab): New function.
6614 (init_optabs): Add gc roots.
6615 * stmt.c: Include ggc.h.
6616 (mark_cond_nesting, mark_loop_nesting): New functions.
6617 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6618 (mark_stmt_state): New function.
6619 * toplev.c (compile_file): Call init_function_once.
6620 * tree.c: Include ggc.h.
6621 (type_hash): Move declaration earlier in file.
6622 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6623 (init_obstacks): Add gc roots.
6624 (mark_type_hash): New function.
6625 * varasm.c: Include ggc.h.
6626 (mark_pool_constant): New function.
6627 (mark_varasm_state): New function.
6629 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6631 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6633 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6635 * c-decl.c (struct language_function): Renamed from struct c_function.
6637 (c_function_chain): Delete.
6638 (push_c_function_context): New arg F. Don't warn about nested
6639 functions here. Fill LANGUAGE elt of F. Delete code to update
6640 c_function_chain. Don't call push_function_context.
6641 (pop_c_function_context): New arg F. Restore from there instead of
6642 from c_function_chain. Don't call pop_function_context. Clear out
6643 LANGUAGE field of F when done.
6644 * c-lang.c: Include "function.h"
6645 (lang_init): Initialize save_lang_status and restore_lang_status.
6646 * c-parse.in (nested_function, nested_function_notype): Warn about
6647 nested functions. Call push_function_context/pop_function_context
6648 instead of the _c_ variants.
6649 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6651 * Makefile.in (c-lang.o): Update dependencies.
6653 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6654 regno_pointer_flag, regno_pointer_align.
6655 (gen_reg_rtx): Use xrealloc to enlarge them.
6656 (free_emit_status): New function.
6657 * function.c (mark_machine_status, mark_lang_status): New variables.
6658 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6659 in some bits from assign_stack_local. All callers changed to use new
6661 (assign_stack_local): Just call assign_stack_local_1.
6662 (free_after_compilation): New function.
6663 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6664 (trampoline_address): Likewise.
6665 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6666 (prepare_function_start): Explicitly clear some more variables.
6667 * function.h (struct function): New elt can_garbage_collect.
6668 (mark_machine_status, mark_lang_status): Declare variables.
6669 (free_after_compilation, free_emit_status, free_varasm_status,
6670 init_varasm_status): Declare functions.
6671 * toplev.c (rest_of_compilation): Call free_after_compilation when
6672 done with the current function.
6673 * varasm.c (free_varasm_status): New function.
6675 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6677 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6678 (EXPAND_BUILTIN_VA_ARG): Define.
6679 * sparc.c (sparc_va_start): New.
6680 (sparc_va_arg): New.
6682 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6684 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6686 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6688 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6690 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6692 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6694 (ggc-callbacks.o): New target.
6695 * ggc-callbacks.c: New file.
6697 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6699 * expr.h: Collapse individual optab and libfunc vars to arrays.
6700 (optab_index, libfunc_index): New enumerations.
6701 (optab_table, libfunc_table): New arrays.
6702 Add accessor macros for both.
6704 * optabs.c (optab_table, libfunc_table): New.
6705 Delete declarations for individual optab and libfunc vars.
6707 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6709 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6711 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6713 * Makefile.in (GGC, GGC_LIB): New.
6714 (HOST_RTL): Include ggc-none.o.
6715 (ggc-simple.o): New target.
6716 (ggc-none.o): Likewise.
6717 * tree.h (tree_common): Add gc_mark.
6718 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6719 (struct rtvec_def): Add gc_mark.
6720 * emit-rtl.c (global_rtl): Update static initializers to contain
6721 enough initializers.
6722 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6723 * toplev.c (gc_time): New variable.
6724 (all_time): New variable.
6725 (compile_file): Print gc time.
6726 (print_time): Calculate percentage of the whole.
6728 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6730 Change obstack memory management and varasm constant pool handling so
6731 that nested functions are treated like any other functions.
6732 * function.c (init_machine_status): New variable.
6733 (push_function_context_to): Set contains_functions for the outer
6734 function. Don't call save_varasm_status.
6735 (pop_function_context_from): Don't call restore_varasm_status. Don't
6736 set current_function_contains_functions.
6737 (prepare_function_start): Call init_varasm_status rather than
6738 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6740 * function.h (struct function) Add field varasm. Delete fields
6741 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6742 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6743 (init_machine_status): Declare.
6744 (save_varasm_status, restore_varasm_status): Delete declarations.
6745 (save_tree_status, restore_tree_status): Delete last argument.
6746 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6747 code. All callers changed.
6748 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6749 save_constants_in_decl_trees, restore_constants, save_constants,
6750 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6752 (inlining): New variable.
6753 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6754 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6756 (save_for_inline_nocopy): Don't save constants.
6757 Don't set inl_emit field in current_function.
6758 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6759 function. Set new variable inlining before
6760 calling copy_rtx_and_substitute.
6761 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6762 constant pool references if inlining is nonzero.
6763 Delete ADDRESS and (most of the) CONST cases.
6764 (output_inline_function): Save and restore current_function/
6765 current_function_decl. Delete restore_constants code. Don't call
6766 init_const_rtx_hash_table.
6767 * output.h (init_const_rtx_hash_table): Don't declare.
6768 * rtl.h (struct function): Declare.
6769 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6770 * toplev.c (rest_of_compilation): Don't treat nested functions or
6771 functions containing them specially. Delete all code to deal with
6772 save_for_inline_copying.
6773 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6774 inline_obstacks): Delete variables.
6775 (save_tree_status): Lose arg CONTEXT. All callers changed.
6776 Simply allocate a new function_maybepermanent_obstack for the new
6777 function, delete all the special cases.
6778 Don't save inline_obstacks.
6779 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6780 Delete special handling for function_maybepermanent_obstack; simply
6782 Don't restore inline_obstacks.
6783 (permanent_allocation): Delete code that frees inline_obstacks.
6784 (print_inline_obstack_statistics): Delete function.
6785 (dump_tree_statistics): Don't call it.
6786 * varasm.c (struct varasm_status): New.
6787 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6788 last_pool, pool_offset, const_double_chain): Delete global
6789 variables, replace with accessor macros.
6790 (immed_double_const): Don't walk const_double_chain outside a
6791 function, but don't treat nested functions specially anymore.
6792 (immed_real_const_1): Likewise.
6793 (clear_const_double_mem): Don't treat nested functions specially.
6794 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6795 (save_varasm_status, restore_varasm_status): Delete functions.
6796 (init_varasm_status): New function.
6797 (force_const_mem): Don't treat nested functions specially.
6798 (find_pool_constant): Accept new arg F, search for constants in
6799 that function's pool rather than the current one. All callers
6801 (get_pool_constant_for_function, get_pool_mode_for_function): New
6804 * i386.c (init_386_machine_status): New function, mostly from
6805 clear_386_stack_locals.
6806 (struct machine_functions): Rename element names to avoid name
6808 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6809 macros, replacing global variables.
6810 (clear_386_stack_locals, save_386_machine_status,
6811 restore_386_machine_status): Delete functions.
6812 (override_options): Initialize init_machine_status.
6813 * i386.h (INIT_EXPANDERS): Delete macro.
6814 (save_386_machine_status, restore_386_machine_status,
6815 clear_386_stack_locals): Delete declarations.
6817 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6819 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6820 (doloop_begin): Simplify pattern and use emit_jump_insn.
6821 (doloop_end): Simplify pattern, switch operand order,
6822 and use emit_jump_insn.
6824 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6826 * function.h (struct function): Add new element LANGUAGE.
6827 (save_lang_status): Declare new variable.
6828 (restore_lang_status): Likewise.
6829 * function.c (save_lang_status): Define.
6830 (restore_lang_status): Likewise.
6831 (push_function_context_to): Call language-specific save function.
6832 (pop_function_context_from): Call language-specific restore function.
6834 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6836 * i386.md (movsf_1): Check REG_P before use of REGNO.
6837 (movdf_1): Likewise.
6838 (movxf_1): Likewise.
6839 (extendsfdf2): Likewise.
6840 (extendsfxf2): Likewise.
6841 (extenddfxf2): Likewise.
6843 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6845 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6846 constants into memory.
6847 (c4x_shiftable_constant): New function.
6848 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6849 (c4x_shiftable_constant): Declare.
6850 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6851 ashlqi3_noclobber): Add new patterns and associated splitters.
6853 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6855 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6856 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6857 * final.c (shorten_branches): Likewise.
6858 * global.c (global_alloc): Likewise.
6859 * haifa-sched.c (build_control_flow): Likewise.
6860 * stmt.c (check_for_full_enumeration_handling): Likewise.
6861 (estimate_case_costs): Likewise.
6863 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6865 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6867 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6869 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6870 (recompute_reg_usage): Likewise.
6871 * rtlanal.c (find_regno_fusage): Likewise.
6873 * rtl.c (rtl_check_failed_code1): New function.
6874 (rtl_check_failed_code2): New.
6875 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6876 (RTL_CHECKC1, RTL_CHECKC2): New.
6877 (XC*): New accessor macros.
6878 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6879 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6880 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6881 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6882 (TRAP_*, RANGE_INFO_*): Likewise.
6884 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6886 * Makefile.in (tlink.o): Don't depend on toplev.h.
6888 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6889 output_file, nm_file_name, ldd_file_name, strip_file_name,
6890 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6891 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6892 fork_execute, maybe_unlink, add_to_list,
6893 extract_init_priority, write_list, dump_list,
6894 dump_prefix_list, write_list_with_asm, write_c_file,
6895 write_c_file_stat, write_c_file_glob, scan_prog_file,
6896 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6897 ignore_library, extract_string, notice, dump_file, target_machine,
6898 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6899 read_file, print_load_command): Constify a char*.
6900 (fdopen, error, fatal, fatal_perror): Don't prototype.
6901 (my_strerror): Remove. All callers use xstrerror instead.
6902 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6903 (main): Add prototype. Constify lots of char* ptrs. Change calls
6904 to xcalloc/strcpy/strcat/... to one call to concat.
6905 (main, scan_prog_file, scan_libraries): Use an intermediate
6906 `const char **' to build an argv array.
6907 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6909 * collect2.h (collect_execute, collect_wait, dump_file,
6910 file_exists): Constify a char*.
6911 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6912 temporary_firstobj, vflag, debug): Add extern declarations.
6913 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6915 * tlink.c: Don't include toplev.h.
6916 (vflag, debug, ldout, c_file_name, temporary_obstack,
6917 permanent_obstack, temporary_firstobj): Don't declare.
6918 (tlink_execute, frob_extension, symbol_hash_lookup,
6919 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6920 recompile_files, read_repo_files, demangle_new_symbols,
6921 scan_linker_output): Constify a char*.
6922 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6923 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6925 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6927 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6928 (relative) rather than jsr (absolute) subroutine call insns.
6929 * config/m68k/m68k-coff.h: Ditto.
6931 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6933 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6934 now rework these too.
6935 (arm_reorg): If an insn can't reach the end of the current pool,
6936 ensure that we emit that pool before the insn.
6938 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6940 * tlink.c (scan_linker_output): Skip the initial underscore in
6941 a mangled name if appropriate.
6943 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6945 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6946 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6947 error_with_ivar, gen_declarator, create_builtin_decl,
6948 my_build_string, generate_descriptor_table, generate_ivars_list,
6949 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6950 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6951 dump_base_name, lang_decode_option, build_encode_expr,
6952 start_class, finish_class, encode_pointer, really_start_method,
6953 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6955 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6956 Add static prototypes.
6957 (build_objc_string_decl, build_selector_reference_decl,
6958 encode_bitfield, build_class_reference_decl): Remove unused
6959 parameter, all callers changed.
6960 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6961 (objc_printable_name): Likewise. Change second parameter to type int.
6962 (init_objc): Use memcpy, not bcopy, to avoid casts.
6964 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6966 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6967 reg notes on a deleted insn.
6968 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6970 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6972 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6974 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6976 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6979 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6981 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6982 * tm.texi (MD_ASM_CLOBBERS): Document it.
6984 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6986 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6987 * except.c (expand_rethrow): Remove unused variable.
6988 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6989 * flow.c (replace_insns): Likewise.
6990 (create_edge_list, verify_edge_list): Likewise.
6991 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6993 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6994 is special code to run.
6995 (main): Don't define operands to emit_operand.
6996 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6998 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
7000 * alpha/alpha.h (normal_memory_operand): Declare.
7001 (reg_no_subreg_operand): Declare.
7002 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
7004 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
7006 * c-parse.in (compstmt_primary_start): New, broken out of first
7007 part of compstmt handling in primary.
7008 (primary): Use it. Add an error clause.
7009 (compstmt_nostart): Renamed from compstmt; remove all
7010 initial invocations of compstmt_start.
7013 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
7015 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
7018 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
7020 * combine.c (simplify_shift_const): Remove extra semicolon.
7021 * dwarf2out.c (remove_AT): Likewise.
7022 * expmed.c (expand_mult): Likewise.
7023 * gcov.c (create_program_flow_graph): Likewise.
7024 * reorg.c (mostly_true_jump): Likewise.
7026 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
7028 * fold-const.c (fold_range_test): Do not try to fold the range
7029 test if the rhs or lhs has side effects.
7031 * combine.c (simplify_rtx): Recognize another case of a synthesized
7034 * varasm.c (mark_constant_pool): When marking indirect references,
7035 only look at SYMBOL_REFs.
7037 * except.c (expand_fixup_region_end): Do not peek at
7038 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
7040 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
7042 * flags.h: New variables align_loops, align_loops_log,
7043 align_jumps, align_jumps_log, align_labels, align_labels_log,
7044 align_functions, align_functions_log.
7045 * toplev.c: Define them.
7046 (f_options): Handle -falign-* when they have no argument.
7047 (main): Add logic to set variables for -falign-functions,
7048 -falign-jumps, -falign-labels, -falign-loops.
7049 Make it -fsched-verbose=<n> and -finline-limit=<n>.
7050 (display_help): Change help to match options.
7051 * final.c (LABEL_ALIGN): Default to align_labels_log.
7052 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
7053 (LOOP_ALIGN): Default to align_loops_log.
7054 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
7055 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
7056 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
7057 * varasm.c (assemble_start_function): Handle align_functions.
7059 * config/sparc/sparc.h: Don't declare sparc_align_*.
7060 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
7061 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
7063 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
7065 * config/sparc/sparc.c: Delete sparc_align_loops,
7066 sparc_align_jumps, sparc_align_funcs and the corresponding string
7068 (sparc_override_options): Default align_functions on ultrasparc.
7069 Delete -malign-* handling.
7071 * config/mips/mips.c (override_options): On 64-bit targets,
7072 try to align code to 64-bit boundaries.
7073 (print_operand): New substitution, %~,
7074 which aligns labels to align_labels_log.
7075 * config/mips/mips.md (div_trap_normal): Use %~.
7076 (div_trap_mips16): Likewise.
7081 (ashldi3_internal): Likewise.
7082 (ashrdi3_internal): Likewise.
7083 (lshrdi3_internal): Likewise.
7084 (casesi_internal): Likewise.
7086 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7088 Merge new ia32 backend from the branch!
7090 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7091 See ChangeLog.P2 on new_ia32_branch for details.
7093 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7094 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7095 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7096 * i386/gas.h (ASM_FILE_START): Define.
7097 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7098 for name change of ix86_valid_decl_attribute_p.
7099 (i386_pe_valid_type_attribute_p): Similarly.
7101 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7103 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7104 to step through CC modes.
7106 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7108 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7109 it would end up in the shadow of a live flags regsiter.
7111 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7113 * reload1.c: Fix many indentation problems.
7114 * reload.c: Likewise.
7116 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7118 * alias.c (non_local_reference_p): Constify fmt.
7120 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7122 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7124 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7126 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7127 the internal_arg_pointer.
7129 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7131 Merge peephole2 from new_ia32_branch:
7132 * Makefile.in (STAGESTUFF): Add *.peephole2.
7133 (mostlyclean): Likewise.
7134 (recog.o): Depend on resource.h.
7136 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7137 (final_scan_insn): Likewise for the invocation of peephole.
7138 * genconfig.c (main): Look for peephole and peephole2 patterns.
7139 Emit HAVE_peephole* accordingly.
7140 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7141 * flags.h (flag_peephole2): Declare.
7142 * toplev.c: New pass peephole2. New flag -fpeephole2.
7144 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7145 * gencodes.c (main): Likewise.
7146 * genextract.c (main): Likewise.
7147 * genoutput.c (main): Likewise.
7148 * genemit.c (max_operand_1): Look for the max scratch operand.
7149 (gen_rtx_scratch): New.
7150 (gen_exp): Use it, and pass on new arg subroutine_type.
7151 (gen_expand): Take max scratch into account.
7152 (gen_split): Emit peephole2 functions.
7153 (output_peephole2_scratch): New.
7154 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7155 * genrecog.c (routine_type): Add PEEPHOLE2.
7157 (make_insn_sequence): Match outer parallel for peep2. Discard
7158 top level scratches and dups.
7159 (add_to_sequence): New args insn_type and top. Update all callers.
7160 Handle toplevel peep2 matching insns.
7161 (write_subroutine): Handle peep2.
7162 (write_tree_1): Likewise.
7163 (write_tree): Likewise.
7165 (change_state): New arg afterward. Update all callers.
7166 Handle matching separate insns.
7167 * recog.c (recog_next_insn): New.
7168 (peephole2_optimize): New.
7169 * rtl.def (DEFINE_PEEPHOLE2): New.
7170 * resource.c (find_free_register): New argument last_insn. Use it
7171 to find a register available through the entire span.
7172 * resource.h (find_free_register): Update prototype.
7174 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7176 * i386.c (output_strlen_unroll): Don't write xops[7]
7177 label if it wasn't set.
7179 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7181 * cpplib.c (struct directive): Const-ify name pointer and
7182 function pointer prototype.
7183 (validate_else, do_define, do_line, do_include, do_undef,
7184 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7185 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7186 do_warning): Const-ify second arg.
7187 (directive_table): Mark const. Reorder entries by frequency
7188 of usage, record statistics.
7190 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7192 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7193 bounds- check RTL accesses if --enable-checking.
7194 (RTVEC_ELT): Bounds check if --enable-checking.
7195 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7196 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7197 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7199 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7200 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7202 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7203 (NOTE_SOURCE_FILE): Use X0STR.
7204 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7205 MEM_ALIAS_SET): Use X0INT.
7206 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7207 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7209 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7210 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7211 (rtl_check_failed_bounds, rtl_check_failed_type1,
7212 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7214 (fancy_abort): Fix comment.
7216 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7217 (cse_insn): Decrement LABEL_NUSES for jump target before
7219 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7220 * final.c (alter_subreg): Compute regno before changing x to
7221 REG; set REGNO(x) after changing it.
7222 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7223 notes containing CONST_INTs.
7224 (delete_eh_regions): Use NOTE_EH_HANDLER.
7225 * function.c (put_reg_into_stack): Make reg a MEM before
7227 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7229 (gen_mem_addressof): Make reg a MEM before initializing it.
7230 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7232 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7233 deleting an insn, not after.
7234 (block_alloc): Only look at PATTERN(insn) if we have to, and
7235 only if it's format class 'i'.
7236 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7237 CONST_INT before using its INTVAL.
7238 * print-rtl.c (print_rtx): Use X0STR.
7239 * regmove.c (fixup_match_1): Don't look at PATTERN of
7240 non-class-'i' insn chain elements.
7241 * reload.c (loc_mentioned_in_p): Take address of
7242 in->fld[1].rtx directly.
7243 * reload1.c (reload): Change reg to a MEM before initializing
7245 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7247 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7249 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7251 * config/mips/mips.c (machine_dependent_reorg): Force a
7252 barrier to output the local constant pool if a barrier hasn't
7253 been found at a natural point in the instruction stream.
7255 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7257 * c-parse.in (language_string): Constify.
7259 * dwarf2out.c (language_string): Remove declaration.
7261 * dwarfout.c (language_string): Likewise.
7263 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7265 * tree.h (language_string, init_parse, finish_parse): Declare.
7267 * i386/sun386.h (language_string): Remove declaration.
7269 * mips.h (language_string): Likewise.
7271 * nextstep.h (language_string): Likewise.
7273 * nextstep21.h (language_string): Likewise.
7275 * rs6000.c (language_string): Likewise.
7277 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7279 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7280 (getpwd.o): Remove target.
7282 * getpwd.c: Delete file. Its in libiberty now.
7284 * dbxout.c (getpwd): Don't prototype.
7285 * dwarf2out.c (getpwd): Likewise
7286 * dwarfout.c (getpwd): Likewise
7287 * final.c (getpwd): Likewise.
7288 * protoize.c (getpwd): Likewise.
7290 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7292 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7294 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7296 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7299 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7301 * fixinc/Makefile.in (subdir): New.
7302 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7305 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7307 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7308 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7311 * invoke.texi: Fix typo.
7313 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7314 changed. Handle autoincrement addressing modes.
7316 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7317 just like we would the virtual incoming args register when
7320 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7322 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7323 path, in .file directive.
7325 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7327 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7330 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7332 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7335 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7337 * tree.c (tree_code_name): Constify a char*.
7339 * tree.h (tree_code_name, decl_printable_name): Likewise.
7341 * function.h (struct function): Likewise.
7343 * toplev.c (decl_name, decl_printable_name): Likewise.
7345 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7347 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7348 (init_objc): Remove function pointer cast.
7350 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7352 * pa.md (interspace_jump): New pattern.
7353 (builtin_longjmp): New expander.
7355 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7357 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7358 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7359 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7361 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7363 * jump.c (delete_prior_computation): Also check calls
7364 to constant functions. Don't bother checking for a
7365 REG_UNUSED note before adding it.
7366 (delete_computation): Handle multi-word hard registers
7367 when synthesizing missing REG_DEAD notes for a register
7368 which is both set and used by an insn.
7370 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7372 * loop.c (this_loop_info): New variable.
7373 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7374 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7376 (prescan_loop, strength_reduce): New argument loop_info. All callers
7378 (scan_loop): New variable loop_info, initialise to address of
7380 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7381 Delete variable loop_has_multiple_exit targets and replace with
7382 field in this_loop_info.
7383 (find_and_verify_loops): Rename this_loop to this_loop_num.
7384 (strength_reduce): Delete loop_iteration_info. Replace variable
7385 loop_info with function argument of same name.
7386 (insert_bct): Rework test for loop being completely unrolled.
7388 * loop.h (struct loop_info): New fields num, loops_enclosed,
7389 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7390 has_indirect_jump, and cont. Redefine use of unroll_number.
7391 (loop_unroll_number): Delete.
7393 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7395 (loop_iterations): Delete variable vtop and instead use
7396 loop_info->vtop computed in prescan_loop.
7398 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7400 * fix-header.c (main): Do not pass a null pointer to strcmp.
7402 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7404 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7406 * configure: Rebuilt.
7408 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7410 * jump.c (jump_optimize_1): Do not delete assignments to
7411 internal_arg_pointer.
7412 * cse.c (delete_trivially_dead_insns): Always consider a set of
7413 the internal_arg_pointer live.
7415 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7417 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7418 (update_life_info) [REG_WAS_0]: Search the original insns rather
7419 than the new insns for the note. Fix typos finding note_dest.
7420 If no dest found, discard the note rather than abort.
7421 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7422 (replace_insns): Remove the old insn list after update_life_info
7425 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7427 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7429 (sched_analyze_1): Let add_dependence care for not adding dups.
7430 (sched_analyze_2): Likewise.
7431 (add_branch_dependences): Likewise.
7433 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7435 * i386/winnt.c (export_list): New type.
7436 (exports_head): Rename to
7437 (export_head): this.
7438 (i386_pe_record_exported_symbol): Add is_data flag.
7439 (i386_pe_asm_file_end): Emit directive for exported variables.
7440 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7442 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7443 (ASM_DECLARE_OBJECT_NAME): Likewise.
7444 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7445 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7447 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7449 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7451 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7454 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7456 * config/openbsd.h: Define SET_ASM_OP.
7457 * tm.texi: cross-reference SET_ASM_OP in the index.
7459 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7461 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7462 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7463 and class_narrowest_mode at compile time. Kill init_rtl.
7464 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7465 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7466 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7468 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7470 * rtl.h: Declare rtx_length and rtx_format as const.
7471 * machmode.def: Define CC(). Use CC() to define CCmode. If
7472 EXTRA_CC_MODES is defined, expand it here.
7473 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7474 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7475 const. Kill all references to EXTRA_CC_MODES.
7477 * toplev.c: Don't prototype or call init_rtl.
7478 * optabs.c: Don't call init_mov_optab.
7479 * genemit.c: Don't generate init_mov_optab. Don't call
7481 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7483 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7484 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7485 genrecog.c: Don't call init_rtl.
7487 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7488 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7489 definition of EXTRA_CC_MODES.
7491 * md.texi: Kill ref to EXTRA_CC_NAMES.
7492 * tm.texi: Document new way to define EXTRA_CC_MODES.
7494 * genrecog.c: Do not look up the name of a define_split.
7497 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7499 * config/v850/v850.md: Fix typo introduced by previous delta.
7501 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7503 * gcc.c (fatal): Make definition static to match prototype.
7505 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7507 * combine.c (get_last_value): Don't look for earlier sets if the last
7508 known set is somewhere in between the insns being combined.
7510 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7512 * configure.in: Don't use shell ! to negate exit codes
7513 * configure: Regenerate
7515 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7517 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7518 the fact that ALIGN is measured in bits, not bytes.
7520 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7522 * errors.c: New file; defines functions error, warning, and
7523 fatal, variables have_error and progname.
7524 * errors.h: New file; prototypes and decls for stuff in errors.c.
7526 * Makefile: Add rules to build errors.o and
7527 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7528 genopinit, genrecog, genextract, genpeep, genattr, and
7529 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7530 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7531 genpeep.o, genattr.o, and genoutput.o.
7533 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7534 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7535 define or prototype fatal. Set progname at beginning of main.
7536 * genoutput.c: Likewise, and don't define or prototype error
7539 * c-typeck.c (c_expand_start_case): Return immediately if exp
7541 * fold-const.c (operand_equal_p): Return immediately if arg1
7542 or arg0 are ERROR_MARKs.
7543 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7544 fields of type ERROR_MARK when calculating if the record can
7547 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7548 with much help from Jeffrey A Law and Richard Henderson
7550 * i386.md: In the 6 insns which call output_fix_trunc,
7551 earlyclobber operands[0].
7553 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7555 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7556 creating new registers.
7558 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7560 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7561 i386_reg_alloc_order, i386_regparm_string,
7562 i386_align_loops_string, i386_align_jumps_string,
7563 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7564 and i386_branch_cost_string as type "const char *".
7565 * i386.c: Define all above strings as type "const char *".
7567 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7569 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7570 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7572 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7574 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7575 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7577 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7579 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7580 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7581 (dwarf2out_line, dwarf2out_finish): Likewise.
7582 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7584 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7586 * tree.c (lang_unsave_expr_now) : Correct return type.
7587 * tree.h (lang_unsave_expr_now) : Same.
7589 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7591 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7592 instead of duplicating code.
7594 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7596 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7598 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7600 * tree.h: fancy_abort always takes three args.
7601 * resource.c: Move include of system.h before toplev.h.
7603 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7605 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7608 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7610 * system.h: Don't redefine abort or trim_filename.
7611 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7612 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7613 whether or not __FUNCTION__ is available.
7614 * tree.h: Duplicate rtl.h's definition of abort, for files
7615 that don't include rtl.h. Delete all code to perform type
7616 checking with a compiler other than GCC.
7617 * varray.h: Delete all code to perform type checking with a
7618 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7619 its arguments exactly once, using a statement expression.
7620 Adjust the VARRAY_<type> accessor macros to match.
7621 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7622 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7623 caller's location. Define fatal_insn and fatal_insn_not_found
7624 as macros that use _fatal_insn and _fatal_insn_not_found.
7625 (fancy_abort, trim_filename): Kill prototypes.
7627 * rtl.c (trim_filename): Move here from toplev.c.
7628 (fancy_abort): New function.
7629 (DIR_SEPARATOR): Provide default definition.
7630 * tree.c (tree_check_failed, tree_class_check_failed): Go
7631 through fancy_abort.
7632 (tree_check, tree_class_check, cst_or_constructor_check,
7633 expr_check): Delete.
7634 * varray.c (varray_check_failed): New function.
7635 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7636 _fatal_insn and _fatal_insn_not_found. Go through
7638 (trim_filename, fancy_abort): Delete.
7640 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7641 * except.c (start_catch_handler): Report ICE with error/abort
7643 * final.c (output_operand_lossage): Likewise.
7644 * flow.c (verify_flow_info): Likewise.
7646 * gcc.c: Prototype fatal.
7647 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7648 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7649 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7650 Don't define fancy_abort.
7652 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7654 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7657 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7659 * m88k.h (VERSION_INFO2): Kill.
7660 (VERSION_STRING): Kill.
7662 (VERSION_INFO1): Tidy.
7663 (TARGET_VERSION): Update.
7664 * m88k/dgux.h (VERSION_INFO2): Kill.
7665 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7666 * m88k/luna.h (VERSION_INFO1): Tidy.
7667 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7668 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7669 (output_file_start): Adjust for death of VERSION_STRING.
7671 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7673 * cpplib.c (detect_if_not_defined): New function.
7674 (do_if): Use it to detect potential once-only headers.
7676 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7678 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7680 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7682 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7683 anywere in the function only if they are pseudos and set before
7684 being used (not live at the start of the function).
7685 (num_sign_bit_copies) : Same.
7686 (get_last_value_validate) : Same.
7687 (get_last_value) : Same.
7689 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7691 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7692 where N and M are constant and N is an integer multiple of M.
7694 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7696 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7697 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7698 sbitmap_union_of_preds): Add prototypes.
7699 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7700 the intersection of successors with the new flow graph structures.
7701 (sbitmap_intersection_of_preds): New function to compute the
7702 intersection of predecessors with the new flow graph structures.
7703 (sbitmap_union_of_succs): New function to compute the union of
7704 successors with the new flow graph structures.
7705 (sbitmap_union_of_preds): New function to compute the union of
7706 predecessors with the new flow graph structures.
7707 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7708 (expr_reaches_here_p): Use edge and basic_block structures instead
7709 of s_preds and s_succs.
7710 (compute_cprop_avinout): Use new sbitmap routines.
7711 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7712 of s_preds and s_succs.
7713 * flow.c (compute_flow_dominators): Compute dominators using
7714 edges and basic blocks instead of s_preds and s_succs.
7716 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7718 * lists.c (unused_insn_list, unused_expr_list): New file for
7719 maintaining various types of lists. New statics for maintaining a
7720 cache of available INSN_LIST and EXPR_LIST nodes.
7721 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7722 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7723 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7724 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7725 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7726 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7727 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7728 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7729 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7730 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7731 (remove_dependence, free_pending_lists): Use new global routines.
7732 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7733 (sched_analyze, compute_block_backward_dependences): Use new routines.
7734 (sched_analyze_1, sched_analyze_2): Use new routines.
7735 (schedule_insns): Use new global routines.
7736 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7738 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7739 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7741 * toplev.c (rest_of_compilation): Initialize node cache.
7742 * Makefile.in (OBJS): Add lists.o to list of object files.
7743 (lists.o): Add dependancies.
7745 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7747 * config/v850/v850.md: Fix compile time warning messages.
7748 * config/v850/v850.c: Fix compile time warning messages.
7749 * config/v850/v850.h: Fix compile time warning messages.
7751 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7753 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7754 Remove unused prototype for `init_lengths'.
7756 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7758 * calls.c (emit_call_1): Mark parameter `stack_size' with
7760 (expand_call): Initialize variable `insn'.
7761 (emit_library_call): Likewise for variable `high_to_save'.
7762 (emit_library_call_value): Likewise.
7763 (store_one_arg): Likewise for variables `lower_bound' and
7766 * combine.c (try_combine): Likewise for variables `i2_code_number'
7767 and `other_code_number'.
7768 (find_split_point): Likewise for variables `pos', `unsignedp' and
7770 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7771 (simplify_and_const_int): Remove unused variable `width'.
7772 (merge_outer_ops): Likewise.
7774 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7775 HOST_WIDE_INT' when comparing against one.
7776 (simplify_relational_operation): Likewise.
7777 (cse_insn): Initialize variables `src_eqv_volatile',
7778 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7780 * final.c (init_final): Constify parameter `filename'.
7781 (final_start_function): Mark parameter `optimize' with
7783 (profile_function): Likewise for parameters `first' and `optimize'.
7784 (output_source_line): Likewise for parameter `file'.
7786 * integrate.c (subst_constants): Cast a value to `size_t' when
7787 comparing against one.
7788 (mark_stores): Initialize variable `mode'. Cast a value to
7789 `size_t' when comparing against one.
7791 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7793 * loop.c (move_movables): Initialize variable `first'.
7794 (strength_reduce): Likewise for variable `increment'.
7795 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7796 value to `size_t' when comparing against one.
7797 (load_mems): Initialize variable `end_label'.
7799 * output.h (init_final): Constify parameter.
7801 * reload.c (decompose): Initialize variable `base'.
7803 * reload1.c (reload): Likewise for variable `is_scalar'.
7804 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7805 (choose_reload_regs): Initialize variable `mode'.
7806 (emit_reload_insns): Likewise for variable `store_insn'.
7807 (reload_cse_noop_set_p): Mark parameter `insn' with
7809 (reload_combine): Initialize variable `set'.
7811 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7812 (copy_loop_body): Cast a value to `size_t' when comparing against
7815 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7816 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7817 (remove_from_pending_weak_list): Mark parameter `name' with
7820 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7822 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7825 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7827 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7828 (ASM_DECLARE_FUNCTION_NAME): Define.
7829 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7830 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7831 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7832 not already defined.
7834 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7836 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7837 of n_popped when call/call_value are not defined.
7839 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7841 * tm.texi: GNU CC -> GCC conversion.
7842 (CC1_SPEC): Indicate it is used for all language front ends.
7844 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7846 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7847 NOTE_INSN_EH_REGION_END correctly.
7849 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7850 Jeff Law <law@cygnus.com>
7852 * loop.c (strength_reduce): Automatically unroll loops if the
7853 unrolled loop size is smaller than the rolled loop size.
7855 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7856 and delete comment that code should be rewritten.
7858 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7860 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7863 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7865 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7867 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7868 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7869 (LINK_SPEC): Add -u _main when building executables.
7870 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7871 (ASM_FILE_END): Use the default for ix86-pe.
7872 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7874 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7876 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7877 and ASM_CLOSE_PAREN are empty strings.
7879 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7880 Geoffrey Keating <geoffk@cygnus.com>
7882 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7883 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7884 (unprotoize.o): Ditto.
7885 (test-protoize-simple): Don't define STD_PROTO_DIR.
7886 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7887 changes to make 'test-protoize-simple' pass.
7888 (STD_PROTO_DIR): Remove define.
7889 (STANDARD_EXEC_PREFIX): Supply default define.
7890 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7891 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7892 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7893 (GET_ENV_PATH_LIST): New macro.
7894 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7895 (do_processing): Initialize default_syscalls_dir using new
7896 macros. Use it to initialize syscalls_absolute_filename.
7898 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7900 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7901 B into a register before emit_conditional_move.
7903 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7905 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7906 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7907 multiplicand out of (+ (* a b) (* c d)).
7909 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7910 Richard Henderson <rth@cygnus.com>
7912 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7913 (new_insn_dead_notes): Likewise.
7914 (update_n_sets): Likewise.
7915 (update_flow_info): Move to flow.c, renamed to update_life_info;
7916 extend to handle multiple source insns.
7917 * flow.c: Include resource.h
7918 (unlink_insn_chain): New.
7919 (split_hard_reg_notes): New.
7920 (maybe_add_dead_note): New.
7921 (maybe_add_dead_note_use): New.
7922 (find_insn_with_note): New.
7923 (new_insn_dead_notes): New.
7924 (update_n_sets): New.
7925 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7926 (maybe_remove_dead_notes): New.
7927 (update_life_info): New.
7928 (prepend_reg_notes): New.
7929 (replace_insns): New.
7930 * output.h (update_life_info): Declare.
7931 * recog.c (split_block_insns): Use update_life_info.
7932 * resource.c (find_free_register): Use reg_alloc_order, don't use
7933 fixed regs, make sure the mode is supported, don't use new regs.
7935 * rtl.h (replace_insns): Declare.
7937 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7939 * expr.c (expand_expr): Cope with COND_EXPRs with one
7940 non-returning branch.
7942 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7944 * expr.c (store_expr): Always pass down the target, even when not
7947 1999-08-24 Nick Clifton <nickc@cygnus.com>
7949 * configure.in: Define target_cpu_default for v850 targets.
7950 * configure: Regenerate
7952 * config/v850/v850.h (TARGET_CPU_generic): Define.
7953 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7954 addresses are 4 byte aligned.
7956 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7959 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7961 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7962 (main): Add prototypes.
7964 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7965 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7966 (write_attr_get): Emit prototypes along with function definition.
7967 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7968 (write_complex_function): Emit static prototype along with
7969 function definition.
7971 * genemit.c (gen_split): Emit prototypes along with function
7974 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7975 Likewise for predicates and `insn_operand_predicate'.
7976 (process_template): Emit static prototype along with function
7979 * genrecog.c (make_insn_sequence): Constify a char*. Add
7980 prototypes for get_split_*().
7981 (write_subroutine): Emit prototypes along with function
7984 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7986 * gcse.c (find_avail_set): Follow chains of register-register copies.
7987 Use oprs_not_set_p to guarantee that the returned value can be
7989 (cprop_insn): Don't verify the return value of find_avail_set with
7992 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7993 (cprop_cc0_jump): New function.
7994 (cprop_insn): Break out new function cprop_jump and use it.
7995 Also use cprop_cc0_jump for machines with CC0.
7996 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7998 * tree.h (current_function_calls_setjmp,
7999 current_function_calls_longjmp): Delete declarations.
8000 * dsp16xx.c: Include "function.h".
8001 * elxsi.c: Likewise.
8002 * gmicro.c: Likewise.
8003 * h8300.c: Likewise.
8006 * mn10200.c: Likewise.
8007 * mn10300.c: Likewise.
8008 * ns32k.c: Likewise.
8012 * rtl.h (rtx_equal_function_value_matters): Declare.
8013 * toplev.c (rtx_equal_function_value_matters): Don't declare.
8015 * function.c: Likewise.
8016 * emit-rtl.c: Likewise.
8018 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
8020 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
8023 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8025 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
8028 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
8030 * cpp.texi: Add a node documenting macro varargs (copied
8033 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
8035 * cppspec.c: Put a null pointer at the end of the new argv.
8037 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
8039 * configure.in: Remove code to select/de-select the haifa
8040 scheduler. Every scheduled port gets haifa now.
8041 * configure: Rebuilt.
8042 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
8044 * Makefile.in: Corresponding changes.
8046 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8048 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
8049 All callers changed.
8050 (prepare_float_lib_cmp): Likewise.
8051 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
8052 * expr.h (emit_float_lib_cmp): Delete declaration.
8053 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
8054 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
8055 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
8057 (cmptf): Now conditional on TARGET_HARD_QUAD.
8059 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
8061 * resource.c (mark_target_live_regs): Use
8062 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
8064 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8066 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
8068 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
8070 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
8072 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8074 * rtl.h (rtx_format): Constify a char*.
8076 * rtl.c (rtx_format): Likewise.
8077 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
8078 (init_rtl): Use accessor macro, not `rtx_format'.
8080 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8083 * caller-save.c (mark_referenced_regs): Likewise.
8085 * combine.c (subst, make_compound_operation, known_cond,
8086 gen_rtx_combine, update_table_tick, get_last_value_validate,
8087 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8089 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8090 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8091 count_reg_usage): Likewise.
8093 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8096 * final.c (leaf_renumber_regs_insn): Likewise.
8098 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8099 dump_edge_info, count_reg_references): Likewise.
8101 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8102 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8105 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8106 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8107 add_label_notes): Likewise.
8109 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8110 clear_struct_flag, count_sub_rtxs, count_alternatives,
8111 compares_alternatives_p, contained_in_p, walk_attr_value,
8112 write_expr_attr_cache): Likewise.
8114 * genconfig.c (walk_insn_part): Likewise.
8116 * genemit.c (max_operand_1, gen_exp): Likewise.
8118 * genextract.c (walk_rtx): Likewise.
8120 * genflags.c (num_operands): Likewise.
8122 * genoutput.c (scan_operands): Likewise.
8124 * genpeep.c (match_rtx): Likewise.
8126 * genrecog.c (add_to_sequence): Likewise.
8128 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8131 * integrate.c (save_constants, copy_for_inline,
8132 copy_rtx_and_substitute, subst_constants, restore_constants):
8135 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8136 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8138 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8141 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8142 add_label_notes, replace_call_address, count_nonfixed_reads,
8143 invariant_p, find_single_use_in_loop, find_mem_givs,
8144 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8147 * print-rtl.c (reg_names, print_rtx): Likewise.
8149 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8151 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8152 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8153 print_blocks): Likewise.
8155 * regclass.c (fix_register, record_address_regs,
8156 reg_scan_mark_refs): Likewise.
8158 * regmove.c (stable_but_for_p): Likewise.
8160 * reload.c (loc_mentioned_in_p, operands_match_p,
8161 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8162 copy_replacements, refers_to_regno_for_reload_p,
8163 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8164 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8167 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8168 delete_address_reloads_1, count_occurrences,
8169 reload_cse_mem_conflict_p, reload_combine_note_use,
8170 add_auto_inc_notes): Likewise.
8172 * resource.c (mark_referenced_resources, mark_set_resources):
8175 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8176 reg_mentioned_p, regs_set_between_p, modified_between_p,
8177 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8178 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8179 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8180 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8182 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8184 * stupid.c (stupid_mark_refs): Likewise.
8186 * unroll.c (remap_split_bivs): Likewise.
8188 * varasm.c (mark_constants): Likewise.
8190 * a29k/a29k.c (uses_local_reg_p): Likewise.
8192 * alpha/alpha.c (summarize_insn): Likewise.
8194 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8195 eliminate_lr2ip): Likewise.
8197 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8199 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8200 reg_mentioned_in_mem): Likewise.
8202 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8203 symbolic_reference_mentioned_p): Likewise.
8205 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8207 * sh/sh.c (regs_used, mark_use): Likewise.
8209 * vax/vax.c (vax_rtx_cost): Likewise.
8211 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8213 * machmode.h (mode_name): Constify a char*.
8215 * rtl.c (mode_name): Likewise.
8217 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8219 * optabs.c (init_libfuncs): Constify a char*.
8221 * print-tree.c (mode_name): Remove redundant declaration.
8222 (print_node): Use accessor macro, not `mode_name'.
8224 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8226 (new_spill_reg): Constify a char*.
8228 * tree.c (mode_name): Remove redundant declaration.
8230 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8232 * rtl.c (rtx_name): Constify a char*.
8234 * rtl.h (rtx_name, fix_sched_param): Likewise.
8236 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8237 (mypr): Use accessor macro, not `rtx_name'.
8239 * genemit.c (print_code): Constify a char*.
8241 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8243 * genpeep.c (print_code): Constify a char*.
8245 * genrecog.c (print_code): Likewise.
8247 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8248 end_bb): Add static prototype.
8249 (draw_edge): Constify a char*.
8250 (end_bb): Remove unused parameter.
8252 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8253 print_block_visualization): Constify a char*.
8255 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8257 * c-common.c (c_get_alias_set): Update comment.
8259 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8261 * linux.h (LIB_SPEC): Added.
8263 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8265 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8267 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8269 * tree.c (expr_check): Fix typo in last change.
8271 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8273 * rtl.def (NOTE): Change format to "iuu0n".
8274 (ADDR_DIFF_VEC): Change format to "eEee0".
8275 (ADDRESSOF): Change format to "eit".
8277 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8278 (RTVEC_ELT): Change to match.
8279 (XVECEXP): Use XVEC and RTVEC_ELT.
8280 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8281 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8282 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8283 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8284 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8285 (INTVAL): Use XWINT.
8286 (ADDRESSOF_DECL): Use XTREE.
8287 (SET_ADDRESSOF_DECL): Delete.
8288 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8289 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8290 ifdefed out since 2.6 at least.
8291 (gen_rtvec_vv): Delete prototype.
8293 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8295 (copy_most_rtx): Handle 't' format letter.
8296 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8297 (gen_rtvec_vv): Delete function. All callers changed to use
8298 gen_rtvec_v instead.
8299 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8300 the '0' format letter.
8302 * function.c (gen_mem_addressof): Don't use
8303 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8305 * integrate.c (copy_rtx_and_substitute): Likewise.
8306 Copy 't' slots with XTREE.
8307 (subst_constants): Treat 't' slots like '[swi]' slots.
8308 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8309 * jump.c (rtx_equal_for_thread_p): Likewise.
8310 * rtlanal.c (rtx_equal_p): Likewise.
8311 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8312 only four arguments.
8313 * gengenrtl.c (type_from_format): Provide correct types for
8317 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8318 If a recent gcc is in use (always in stage2 and beyond), use
8319 statement expressions, so we don't make a function call unless
8320 the check fails. Evaluate arguments exactly once.
8321 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8322 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8324 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8325 they evaluate their arguments exactly once, irrespective of
8326 the compiler in use.
8328 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8329 is used by the currently-enabled check macros. This is:
8330 (tree_check_failed, tree_class_check_failed): For gcc.
8331 (tree_check, tree_class_check, cst_or_constructor_check,
8332 expr_check): For other compilers.
8334 * gencheck.c: Do not define any *_CHECK1 macros.
8336 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8337 Mark Mitchell <mark@codesourcery.com>
8339 * c-common.c (c_get_alias_set): Fix support for poitners and
8342 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8344 * alias.c: Include tree.h.
8345 (nonlocal_reference_p, mark_constant_function): New functions.
8346 * flow.c (life_analysis): Call mark_constant_function.
8347 * rtl.h (mark_constant_function): Declare it.
8349 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8351 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8352 unrecognisable switches.
8354 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8356 * loop.c (recombine_givs): Set ix field after sorting.
8357 (recombine_givs): Remove bogus index / giv lockstep looping.
8359 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8361 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8363 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8364 (do_cmp_and_jump): Formatting fixes.
8365 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8366 do_compare_rtx_and_jump instead of compare_from_rtx.
8367 (do_compare_rtx_and_jump): New function; mostly copied from
8369 (do_jump_for_compare): Delete.
8370 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8372 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8373 of compare/do_jump_for_compare pairs.
8374 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8375 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8376 compare_from_rtx/do_jump_for_compare pairs.
8377 (do_jump_by_parts_equality): Likewise.
8378 (do_jump_by_parts_equality_rtx): Likewise.
8379 * expr.h (do_compare_rtx_and_jump): Declare.
8380 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8381 that used to be in emit_cmp_insn.
8382 (cmp_available_p): New function.
8383 (prepare_operand): New function.
8384 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8385 to be in emit_cmp_insn.
8386 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8387 parameters to be pointers; don't emit final compare but modify some of
8388 the values pointed to by the args so the caller can perform the
8390 (expand_binop): Call emit_store_flag_force with signed forms of
8392 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8393 emit_jump_insn pair.
8394 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8395 emit_cmp_and_jump_insn_1. Call emit_queue.
8396 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8398 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8399 jump sets cc0 before deleting it.
8400 * integrate.c (expand_inline_function): Likewise.
8401 * unroll.c (unroll_loop): Similar changes in several places.
8402 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8405 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8407 * Makefile.in (insn-recog.o): Update dependencies.
8408 * genrecog.c (main): Make generated file include "function.h".
8410 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8412 * cse.c (cse_insn): Call never_reached_warning when a jump is
8413 changed to be unconditional.
8414 * flags.h: Declare warn_notreached.
8415 * flow.c (delete_block): Call never_reached_warning when
8417 * jump.c (delete_barrier_successors): Call never_reached_warning
8418 when we delete everything after a BARRIER.
8419 (never_reached_warning): New function.
8420 * rtl.h: Declare never_reached_warning.
8421 * toplev.c (warn_notreached): New variable.
8422 (lang_independent_options): Set warn_notreached
8423 when -Wunreachable-code.
8424 (compile_file): We need line numbers for -Wunreachable-code.
8426 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8428 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8429 * sched.c (insn_unit): Likewise.
8431 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8433 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8435 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8437 * flow.c (create_edge_list): Use xmalloc, not malloc.
8439 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8441 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8442 C-style comments. Do not lose the character before double slash.
8444 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8446 * basic-block.h (struct edge_list): Stucture to maintain a vector
8448 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8449 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8450 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8451 New function prototypes.
8452 * flow.c (create_edge_list): Function to create an edge list.
8453 (free_edge_list): Discards memory used by an edge list.
8454 (print_edge_list): Debug output showing an edge list.
8455 (verify_edge_list): Internal consistency check for an edge list.
8456 (find_edge_index): Function to find an edge index for a pred and succ.
8458 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8460 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8463 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8465 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8467 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8469 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8471 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8473 * toplev.c (rest_of_compilation): Allow machine dependent
8474 reorganisation pass to place information into the RTL dump
8475 file if it so wishes.
8477 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8479 * explow.c (hard_function_value): Use VOIDmode instead of
8481 * stmt.c (expand_return): Likewise.
8482 * stor-layout.c (get_best_mode): Likewise.
8484 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8485 emit call instead of emit_insn call.
8487 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8489 * configure.in: Handle --disable/enable-win32-registry.
8490 * install.texi: Document --disable/enable-win32-registry.
8491 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8492 (WIN32_REGISTRY_KEY): New macro.
8493 * prefix.c: Use to enable/disable win32-specific code.
8494 (lookup_key): Use versioned key.
8495 * configure: Regenerate.
8496 * config.in: Likewise.
8498 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8500 * cpplib.c (read_line_number): New fn, split out of...
8503 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8505 tree.c (lang_unsave_expr_now) : New.
8506 (unsave_expr_now): Call lang_unsave_expr_now.
8507 tree.h (lang_unsave_expr_now) : New.
8509 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8511 * toplev.c (flag_new_exceptions): On by default.
8513 1999-08-13 Michael Meissner <meissner@cygnus.com>
8515 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8517 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8519 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8520 INTEGER_TYPE with precision==1, it's __java_boolean.
8522 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8524 * global.c (prune_preferences): Move some invariants out of the
8527 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8529 * configure.in (alpha*-dec-osf*): Add osf5.
8531 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8533 * configure.in: Rework handling of ARM GNU/Linux slightly.
8534 (arm*-*-linux-gnuoldld): New target.
8535 * configure: Regenerate.
8536 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8537 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8538 * config/arm/linux-oldld.h: New file.
8539 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8540 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8542 * config/arm/linux-elf.h (ASM_SPEC): Define.
8543 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8544 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8545 for 26-bit APCS and old linker.
8546 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8548 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8549 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8550 don't define `arm' or `arm_elf'.
8551 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8552 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8554 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8556 * rtl.texi: Fix typo.
8558 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8560 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8562 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8564 * extend.texi (C++ Signatures): Remove node.
8565 * invoke.texi: Remove discussion of -fhandle-signatures,
8566 signature, sigof, __signature__, and __sigof__.
8568 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8570 * Makefile.in (JAVAGC): Removed.
8572 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8574 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8576 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8578 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8580 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8582 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8583 a register that is already known to be a pointer.
8585 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8587 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8588 * fixinc/inclhack.sh: Regenerated.
8589 * fixinc/fixincl.sh: Regenerated.
8591 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8593 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8594 Fix documentation of -ansi flag to describe its C++ behavior.
8595 Remove bogus reference to GCC 2.9.
8597 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8599 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8600 note if it is non-NULL.
8602 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8604 * except.h (eh_nesting_info): Add new structure defintion.
8605 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8606 (reachable_handlers, update_rethrow_references): Add function
8608 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8609 a rethrow symbol instead of an integer exception region number.
8610 * flow.c (Make_edges): Use new exception nesting routines to determine
8611 which handlers are reachable from a CALL or asynchronous insn.
8612 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8614 (delete_eh_regions): Update rethrow labels, and don't delete
8615 regions which are the target of a rethrow.
8616 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8617 avoid overloading the SYMBOL_REF_USED flag.
8618 (rethrow_symbol_map): Use new rethrow_ref field.
8619 (rethrow_used): Use new rethrow_ref field.
8620 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8621 of an integer. Fix formatting.
8622 (output_exception_table_entry): Use new rethrow_ref field.
8623 (can_throw): Check for EH_REGION_NOTE before deciding
8624 whether a CALL can throw or not.
8625 (scan_region): Call rethrow_used() instead of accessing data structure.
8626 (update_rethrow_references): New function to make sure only regions
8627 which are still targets of a rethrow are flagged as such.
8628 (process_nestinfo): New static function to initialize a handler
8629 list for a specific region.
8630 (init_eh_nesting_info): New function to allocate and initialize
8631 the list of all EH handlers reachable from all regions.
8632 (reachable_handlers): New function to retrieve the list of handlers
8633 reachable from a specific region and insn.
8634 (free_eh_nesting_info): New function to dispose of a list of
8637 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8639 * flow.c (split_edge): Set JUMP_LABEL field.
8640 (commit_one_edge_insertion): Set head correctly for insert_before.
8641 When inserting insns, update insn block numbers if allocated.
8643 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8645 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8646 retry_incomplete_types): Add static prototype.
8647 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8648 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8649 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8650 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8651 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8654 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8655 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8657 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8659 * output.h (assemble_name): Constify a char*.
8661 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8662 assemble_variable, assemble_name): Likewise.
8664 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8666 * arm/pe.c (arm_pe_unique_section): Likewise.
8668 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8670 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8672 * i386/interix.c (i386_pe_unique_section): Likewise.
8674 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8676 * i386/winnt.c (i386_pe_unique_section): Likewise.
8678 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8680 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8682 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8684 * pa/pa.c (output_call): Likewise.
8686 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8688 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8690 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8693 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8696 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8698 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8699 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8701 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8703 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8707 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8709 * tree.h (lang_identify): Constify a char*.
8710 (print_error_function): Add extern prototype. Constify a char*.
8712 * c-lang.c (lang_identify): Constify a char*.
8714 * objc/objc-act.c (lang_identify): Constify a char*.
8716 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8718 * genpeep.c (main): Make generated file include "function.h".
8719 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8721 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8723 * Makefile.in: Update dependencies.
8724 * alias.c: Include "function.h"
8725 * c-decl.c: Likewise.
8726 * caller-save.c: Likewise.
8727 * calls.c: Likewise.
8728 * combine.c: Likewise.
8730 * explow.c: Likewise.
8731 * final.c: Likewise.
8732 * global.c: Likewise.
8733 * graph.c: Likewise.
8734 * local-alloc.c: Likewise.
8736 * optabs.c: Likewise.
8737 * profile.c: Likewise.
8738 * recog.c: Likewise.
8739 * regclass.c: Likewise.
8740 * regmove.c: Likewise.
8741 * reload.c: Likewise.
8742 * reorg.c: Likewise.
8743 * resource.c: Likewise.
8744 * sched.c: Likewise.
8745 * stupid.c: Likewise.
8746 * config/1750a/1750a.c: Likewise.
8747 * config/a29k/a29k.c: Likewise.
8748 * config/arc/arc.c: Likewise.
8749 * config/arm/arm.c: Likewise.
8750 * config/arm/thumb.c: Likewise.
8751 * config/c4x/c4x.c: Likewise.
8752 * config/clipper/clipper.c: Likewise.
8753 * config/convex/convex.c: Likewise.
8754 * config/fx80/fx80.c: Likewise.
8755 * config/i860/i860.c: Likewise.
8756 * config/m68k/m68k.c: Likewise.
8757 * config/m88k/m88k.c: Likewise.
8758 * config/mips/mips.c: Likewise.
8759 * config/pdp11/pdp11.c: Likewise.
8760 * config/pyr/pyr.c: Likewise.
8761 * config/romp/romp.c: Likewise.
8762 * config/sh/sh.c: Likewise.
8763 * config/tahoe/tahoe.c: Likewise.
8764 * config/vax/vax.c: Likewise.
8765 * config/we32k/we32k.c: Likewise.
8766 * config/sparc/sparc.c: Include "function.h".
8767 (mem_min_alignment): Test current_function rather than
8768 regno_pointer_align.
8769 * config/pa/pa.c: Likewise.
8770 (compute_frame_size): Delete declaration of
8771 current_function_outgoing_args_size.
8772 * config/arc/arc.h (current_function_varargs): Delete declaration.
8773 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8775 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8777 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8778 current_function_uses_pic_offset_table.
8779 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8780 of current_function_returns_pointer.
8781 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8782 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8783 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8784 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8785 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8786 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8787 * config/m88k/m88k.c: Include "function.h"
8788 (call_used_regs, current_function_pretend_args_size,
8789 current_function_outgoing_args_size, frame_pointer_needed): Delete
8791 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8793 * config/mips/mips.h (current_function_calls_alloca): Delete
8795 * config/mn10200/mn10200.h (current_function_needs_context,
8796 rtx_equal_function_value_matters): Delete declarations.
8797 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8798 flag_pic): Delete declarations.
8799 * config/pa/pa.h (current_function_pretend_args_size,
8800 current_function_decl): Delete declarations.
8801 * config/pa/som.h (current_function_varargs): Delete declaration.
8802 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8804 * config/pyr/pyr.h (current_function_pretend_args_size,
8805 current_function_args_size, current_function_calls_alloca): Delete
8807 * config/sh/sh.h (current_function_varargs): Delete declaration.
8808 * config/sparc/sparc.h (current_function_outgoing_args_size,
8809 current_function_calls_alloca, current_function_decl): Delete
8811 * config/spur/spur.h (current_function_pretend_args_size,
8812 current_function_calls_alloca): Delete declarations.
8813 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8815 * config/vax/vms.h (current_function_name): Delete declaration.
8816 * gcse.c: Include "function.h".
8817 (current_function_name, current_function_calls_setjmp): Delete
8819 * haifa-sched.c: Include "function.h".
8820 (forced_labels): Delete declaration.
8822 * reg-stack.c: Likewise.
8823 * reload1.c: Likewise.
8824 * genemit.c (main): Make generated file include function.h.
8825 * genoutput.c (output_prologue): Likewise.
8827 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8828 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8829 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8830 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8831 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8832 macros for some of them.
8833 (emit_filename, emit_lineno): Delete declarations.
8834 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8835 regno_pointer_* variables through current_function.
8836 (gen_inline_header_rtx): Delete function.
8837 (save_emit_status): Delete function.
8838 (set_new_last_label_num): New function.
8839 (clear_emit_caches): New function.
8840 (restore_emit_status): Just clear last_labelnum and call
8842 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8843 through macro seq_stack.
8844 (add_insn_after): Likewise.
8845 (add_insn_before): Likewise.
8846 (remove_insn): Likewise.
8847 (pop_topmost_sequence): Likewise.
8848 (in_sequence_p): Likewise.
8849 (start_sequence_for_rtl_expr): Likewise.
8850 (start_sequence): Likewise, and likewise for
8851 sequence_rtl_expr/seq_rtl_expr.
8852 (push_topmost_sequence): Likewise.
8853 (end_sequence): Likewise.
8854 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8855 All callers changed. Store into that pointer instead of globals.
8856 (init_emit): Allocate emit elt of current_function.
8857 Changes for sequence_rtl_expr/sequence_stack renaming.
8858 Call clear_emit_caches instead of doing it in-line.
8859 Access regno_pointer_* variables through current_function.
8860 (init_emit_once) Don't clear sequence_stack.
8862 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8864 (arg_pointer_save_area): Delete declaration.
8865 (finish_expr_for_function): Renamed from init_queue; no longer static.
8866 (init_expr): Don't call init_queue.
8867 (save_expr_status, restore_expr_status): Delete functions.
8868 (expand_expr): Changes to reflect new layout of struct function.
8869 Don't access current_function_check_memory_usage when current_function
8871 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8872 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8873 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8874 current_function_uses_const_pool, function_call_count,
8875 current_function_uses_pic_offset_table, nonlocal_labels,
8876 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8877 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8878 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8880 (finish_expr_for_function): Declare.
8881 * flags.h (current_function_has_nonlocal_label,
8882 current_function_has_nonlocal_goto, current_function_is_thunk,
8883 current_function_has_computed_jump): Delete declarations.
8884 * flow.c (forced_labels): Delete declaration.
8885 * function.c (current_function_pops_args,
8886 current_function_returns_struct, current_function_returns_pcc_struct,
8887 current_function_needs_context, current_function_calls_setjmp,
8888 current_function_calls_longjmp, current_function_has_nonlocal_label,
8889 current_function_has_nonlocal_goto, current_function_is_thunk,
8890 current_function_has_computed_jump, current_function_calls_alloca,
8891 current_function_contains_functions, current_function_returns_pointer,
8892 current_function_epilogue_delay_list, current_function_args_size,
8893 current_function_pretend_args_size, current_function_arg_offset_rtx,
8894 current_function_outgoing_args_size, current_function_varargs,
8895 current_function_stdarg, current_function_args_info, cleanup_label,
8896 current_function_name, current_function_uses_const_pool,
8897 current_function_instrument_entry_exit, current_function_return_rtx,
8898 current_function_uses_pic_offset_table, nonlocal_labels,
8899 current_function_internal_arg_pointer, current_function_cannot_inline,
8900 current_function_check_memory_usage, function_call_count,
8901 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8902 nonlocal_goto_stack_level, return_label, save_expr_regs,
8903 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8904 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8905 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8906 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8907 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8909 (push_function_context_to): Don't save them. Don't call
8910 save_storage_status, save_emit_status or save_expr_status.
8911 (pop_function_context_from): Don't restore them. Don't call
8912 restore_storage_status or restore_expr_status.
8913 (get_func_frame_size): New function.
8914 (get_frame_size): Use it.
8915 (assign_outer_stack_local): Reflect some member name changes in struct
8917 (put_reg_into_stack): Likewise.
8918 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8920 (fixup_var_refs): Likewise.
8921 (fix_lexical_addr): Likewise.
8922 (trampoline_address): Likewise.
8923 (prepare_function_start): Clear field inlinable of current_function.
8924 (init_function_for_compilation): New function.
8925 (expand_dummy_function_end): New function.
8926 (expand_function_end): Call finish_expr_for_function.
8927 * function.h (struct emit_status): New; fields moved here from struct
8928 function and from global variables. Add accessor macros for some of
8930 (struct expr_status): Likewise.
8931 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8932 (struct function): Add fields expr and emit, inlinable, inl_emit,
8933 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8934 inl_max_label_num. Add many comments.
8935 Add accessor macros for all elts of struct function that no longer
8936 have a global variable.
8937 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8938 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8939 stack_slot_list): Delete declarations.
8940 (get_func_frame_size): Declare.
8941 (save_expr_status, restore_expr_status, save_emit_status,
8942 save_storage_status, restore_storage_status): Delete declarations.
8943 (init_virtual_regs): Declare.
8944 * output.h (current_function_pops_args,
8945 current_function_returns_struct, current_function_returns_pcc_struct,
8946 current_function_needs_context, current_function_calls_setjmp,
8947 current_function_calls_longjmp, current_function_calls_alloca,
8948 current_function_has_nonlocal_label, current_function_varargs,
8949 current_function_has_computed_jump, current_function_returns_pointer,
8950 current_function_contains_functions, current_function_args_size,
8951 current_function_pretend_args_size, current_function_stdarg,
8952 current_function_outgoing_args_size, current_function_args_info,
8953 current_function_name, current_function_return_rtx,
8954 current_function_epilogue_delay_list,
8955 current_function_uses_const_pool, current_function_cannot_inline):
8956 Delete declarations.
8957 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8958 regno_reg_rtx): Delete declaration.
8959 (REGNO_POINTER_FLAG): Delete macro.
8960 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8961 function were renamed.
8962 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8964 * toplev.c: Include "function.h".
8965 (current_function_decl): Delete declaration.
8966 (compile_file): Call init_dummy_function_start and
8967 expand_dummy_function_end around some initializations that need to
8969 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8970 Call init_function_for_compilation.
8971 * unroll.c: Include "function.h"
8972 (unroll_loop): Access regno_pointer_* variables through
8975 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8976 (DECL_SAVED_INSNS): use it.
8977 (expand_dummy_function_end): Declare.
8978 (init_function_for_compilation): Declare.
8979 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8980 that it's no longer an INLINE_HEADER.
8981 (expand_call): Likewise.
8982 * integrate.c (finish_inline): Delete function.
8983 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8984 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8985 args. Don't generate an INLINE_HEADER rtx, just return the arg
8986 vector. All callers changed.
8987 (save_for_inline_copying): Create a duplicate struct emit_status to
8988 hold the emit state for compiling the current function. Use this and
8989 the other new fields in struct function that are for integration
8990 instead of an INLINE_HEADER.
8991 Use memcpy instead of bcopy.
8992 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8993 (save_for_inline_nocopy): Similar changes, except no new emit_status
8995 (expand_inline_function): Get information from function structure,
8996 not from an inline header rtx.
8997 (output_inline_function): Lose code to extract the necessary
8998 information from an inline header; simply put back the function
8999 structure into current_function. Clear its inlinable elt.
9000 * rtl.def (INLINE_HEADER): Delete.
9001 * rtl.h: Delete all accessors for an INLINE_HEADER.
9002 (gen_inline_header_rtx): Delete declaration.
9003 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
9004 Delete declarations.
9005 (REGNO_POINTER_ALIGN): Delete.
9006 (clear_emit_caches): Declare.
9007 (set_new_last_label_num): Declare.
9009 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
9011 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
9013 * except.c (expand_eh_region_start_for_decl): Always start a new block.
9014 * stmt.c (is_eh_region): Make sure current_function is present, too.
9016 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
9018 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
9019 for 64bit PA targets.
9021 * pa.h (SELECT_SECTION): Define.
9022 * som.h (SELECT_SECTION): Delete.
9024 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9026 * alias.c (init_alias_analysis): Wrap call to
9027 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
9029 1999-08-07 Bruce Korb <autogen@linuxbox.com>
9031 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
9032 <sys/asm.h> contains an asm comment with an apostrophe
9033 * fixinc/inclhack.sh: regen
9034 * fixinc/fixincl.x: regen
9036 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
9038 * function.c (init_function_start): Clear prologue & epilogue.
9039 (prologue_epilogue_contains): New function.
9040 * alias.c (init_alias_analysis): Use it.
9041 * rtl.h (prologue_epilogue_contains): Declare it.
9043 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
9045 * jump.c (onlyjump_p): New function.
9046 * rtl.h: Declare it.
9047 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
9048 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
9050 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
9052 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
9053 to invert loops. Simplify block scanning.
9055 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9057 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
9058 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
9060 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
9062 * config/sparc/liteelf.h: New file to support sparclite-elf target
9063 * config/sparc/t-sp86x: New file to support sparc86x targets
9064 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
9065 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
9066 * configure.in: Support above target triplets
9067 * configure: Regenerated
9069 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
9071 * fixinc/server.c (server_setup): Do not prefix function used as
9074 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
9076 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
9077 Remove fp reg alternatives.
9079 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9081 * Makefile.in (TAROUTOPTS): Kill.
9082 (install-headers-tar): Use "xpf" for tar headerfile extraction
9083 * i370/x-oe (TAROUTOPTS): Delete.
9084 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9085 * m68k/x-hp320 (TAROUTOPTS): Delete.
9086 * m68k/x-hp320g (TAROUTOPTS): Delete.
9087 * gcc.texi: Update bug reporting text.
9089 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9091 * reg-stack.c (change_stack) Fixed problem with negative array index.
9093 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9095 * extend.texi, install.texi: Fix spelling mistakes.
9097 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9098 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9099 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9101 * mips/t-ecoff: Likewise.
9102 * mips/t-elf: Likewise.
9103 * mips/t-mips: Likewise.
9104 * mips/t-osfrose: Likewise.
9105 * mips/t-r3900: Likewise.
9106 * mips/t-svr3: Likewise.
9107 * mips/t-svr4: Likewise.
9108 * mips/t-ultrix: Likewise.
9110 * gcc.texi: Document recommend means to provide software floating
9111 point libraries in libgcc.a
9113 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9115 * c-lex.c (yylex): We can have a number with no digits.
9117 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9119 * jump.c (delete_prior_computation): New function, broken
9120 out of delete_computation. Check for side effects with
9121 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9122 multi-word hard registers.
9123 (delete_computation): Use it. Check for side effects with
9124 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9125 missing REG_DEAD note for a register which is both set and
9128 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9130 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9131 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9132 (ASM_FILE_START): Import _mcount with the right type.
9133 (ASM_DECLARE_FUNCTION_NAME): Define.
9134 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9135 * pa.c (output_function_prologue): Always emit the function's label
9137 * pa.h (TEXT_SPACE_P): Define.
9138 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9139 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9140 * som.h (TEXT_SPACE_P): Delete.
9141 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9142 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9144 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9146 * expr.c (emit_group_load): Allow src to be a CONCAT.
9148 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9150 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9151 (___mulsi3): Use '!' comment character.
9153 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9155 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9157 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9159 * gcc.c: Update URLs and mail addresses.
9160 * gcc.texi: Likewise.
9162 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9164 * rs6000.c (current_file_function_operand): Return zero for
9166 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9168 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9171 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9173 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9174 allocate space in the stack frame for the PIC register.
9176 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9178 * m68k.md (xordi3, anddi3): These patterns are not available on
9181 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9183 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9184 (PUT_REAL): Likewise.
9186 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9188 * final.c (shorten_branches): Don't add an alignment for loops
9189 that have no label inside.
9191 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9193 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9194 prototypes in macro HAVE_cmpstrsi.
9196 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9198 * emit-rtl.c (operand_subword): Remove unused variable
9201 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9203 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9205 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9207 * cpphash.c (macroexpand): Delete leading whitespace when arg
9208 is concatenated before.
9209 (unsafe_chars): Correct test for whether + and - can extend a
9212 * cppinit.c (cpp_start_read): Do dependencies for
9213 -include/-imacros files also.
9215 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9216 tokenizing non-directive lines.
9217 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9218 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9221 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9223 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9225 * c-lex.c: Sync with C++ frontend.
9226 (linemode): New variable.
9227 (parse_float): imag, conversion_errno, and type are output only.
9228 (yylex): Adjust. Move initial '.' case into main switch.
9230 (handle_generic_pragma): Just deal with tokens.
9231 (readescape): Use ISXDIGIT and ISGRAPH.
9232 * c-parse.in: Add END_OF_LINE token.
9234 * c-lex.c (lang_init): Generalize.
9235 (nextchar): Remove. Replace uses with UNGETC.
9236 (skip_white_space): Handle linemode here. Optimize for cpplib.
9237 (skip_white_space_on_line): Remove.
9238 (extend_token_buffer_to): New fn.
9239 (extend_token_buffer): Use it.
9240 (read_line_number, check_newline): Just deal with tokens.
9241 (token_getch, token_put_back): New fns.
9242 (yylex): Use them. More cpplib optimizations. Simplify.
9244 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9245 Jason Merrill <jason@yorick.cygnus.com>
9247 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9248 (consume_string): Make this smart about USE_CPPLIB.
9249 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9250 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9251 Also, clean up cases where we redundantly set token_buffer[0].
9252 (read_line_number): New fn.
9253 (ignore_escape_flag): New variable.
9255 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9257 * a29k/t-a29kbare: Fix some comments.
9258 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9259 (FPBIT, DPBIT): Define.
9260 * a29k/t-vx29k: Likewise.
9261 * arc/t-arc: Likewise.
9262 * arm/t-arm-elf: Likewise.
9263 * arm/t-bare: Likewise.
9264 * arm/t-pe: Likewise.
9265 * arm/t-pe-thumb: Likewise.
9266 * arm/t-semi: Likewise.
9267 * arm/t-thumb: Likewise.
9268 * arm/t-thumb-elf: Likewise.
9269 * arm/t-thumb-linux: Likewise.
9270 * h8300/t-h8300: Likewise.
9271 * i960/t-i960: Likewise.
9272 * i960/t-vxworks960: Likewise.
9273 * m32r/t-m32r: Likewise.
9274 * mips/t-ecoff: Likewise.
9275 * mips/t-elf: Likewise.
9276 * mips/t-r3900: Likewise.
9277 * pa/t-pro: Likewise.
9278 * rs6000/t-aix43: Likewise.
9279 * rs6000/t-beos: Likewise.
9280 * rs6000/t-newas: Likewise.
9281 * rs6000/t-ppccomm: Likewise.
9282 * rs6000/t-rs6000: Likewise.
9283 * rs6000/t-winnt: Likewise.
9284 * rs6000/t-xnewas: Likewise.
9285 * rs6000/t-xrs6000: Likewise.
9286 * sh/t-sh: Likewise.
9287 * sparc/t-elf: Likewise.
9288 * sparc/t-sparcbare: Likewise.
9289 * sparc/t-sparclite: Likewise.
9290 * sparc/t-splet: Likewise.
9291 * v850/t-v850: Likewise.
9292 * mn10200/t-mn10200: Fix comments.
9293 * mn10300/t-mn10300: Likewise.
9295 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9296 dummy operand. Allocate a new pseudo for the dummy operand.
9297 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9299 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9301 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9303 * configure: Rebuilt.
9304 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9306 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9308 * recog.c (preproces_constraints): Zero recog_op_alt before
9309 processing the constraints.
9311 * arm.c (typedef minipool_node): Renamed from pool_node.
9312 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9313 (add_minipool_constant): New function.
9314 (dump_minipool): New function.
9315 (find_barrier): Remove special case for getting the insn size of
9316 an insn that references the constant pool.
9317 (minipool_fixup): New structure.
9318 (push_minipool_barrier): New function.
9319 (push_minipool_fix): New function.
9320 (note_invalid_constants): New function.
9321 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9322 (arm_reorg): Rewrite code to fix up the constant pool into a
9323 series of mini-pools embedded in the insn stream.
9324 (arm_output_epilogue): New function, made mainly from the body
9325 of output_func_epilogue.
9326 (output_func_epilogue): Move insn generation part of epilogue code
9327 to arm_output_epilogue.
9328 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9329 * arm.md (pool_range): New attribute.
9330 (zero_extendqidi2): Add attribute pool_range.
9331 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9332 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9333 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9334 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9335 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9336 (epilogue): New expand.
9337 (epilogue_insn): New insn. Call arm_output_epilogue.
9339 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9340 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9342 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9344 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9346 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9348 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9350 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9352 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9354 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9356 * global.c: Fix comment.
9358 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9360 * gcc.c (access_check): New static function.
9361 (find_a_file): Use it when searching a directory list.
9362 * collect2.c (find_a_file): Don't accept directories found when
9363 searching a directory list.
9365 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9367 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9368 function parameters with `&'.
9369 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9371 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9373 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9374 or tidy_fallthru_edge if the last insn in the block is not
9375 an unconditional jump or a simple conditional jump.
9377 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9379 * Makefile.in (c-decl.o): Depends on defaults.h.
9381 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9383 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9385 (CLASS_MAX_NREGS): Likewise.
9387 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9389 * cse.c (cse_insn): Fix dumb thinko in last change.
9391 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9393 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9396 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9398 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9399 test for sizes of passed and declared parameter types.
9401 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9403 * fixincludes: Fix the return type of bsearch, char* -> void*.
9405 * fixinc/inclhack.def: Likewise.
9407 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9409 * invoke.texi (-fdump-translation-unit): New option.
9411 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9413 * expr.h (PROMOTE_PROTOTYPES): Move ...
9414 * defaults.h: ... to here.
9415 * c-decl.c: Include defaults.h instead of expr.h.
9416 * c-typeck.c: Include defaults.h.
9418 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9420 * toplev.h (errorcount): Declare.
9421 (warningcount): Likewise.
9422 (sorrycount): Likewise.
9423 * c-lex.c (errorcount): Don't declare.
9424 * dwarf2out.c (errorcount): Don't declare.
9426 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9428 * config/libgloss.h: Add a note discouraging use with ELF.
9429 * configure.in: Don't use libgloss.h for ELF targets.
9430 Always use_collect2 on a.out targets.
9432 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9434 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9435 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9437 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9439 * loop.c (strength_reduce): When doing biv->giv conversion, update
9440 reg note of NEXT->insn.
9442 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9444 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9446 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9448 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9449 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9450 Ensure expr.h is included.
9451 * c-typecheck.c (convert_arguments): Ditto.
9453 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9455 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9456 * config/convex/convex.h: Ditto.
9457 * config/dsp16xx/dsp16xx.h: Ditto.
9458 * config/fx80/fx80.h: Ditto.
9459 * config/gmicro/gmicro.h: Ditto.
9460 * config/i370/i370.h: Ditto.
9461 * config/i386/i386.h: Ditto.
9462 * config/m32r/m32r.h: Ditto.
9463 * config/m68k/m68k.h: Ditto.
9464 * config/m88k/m88k.h: Ditto.
9465 * config/mips/mips.h: Ditto.
9466 * config/pa/pa.h: Ditto.
9467 * config/pyr/pyr.h: Ditto.
9468 * config/tahoe/tahoe.h: Ditto.
9469 * config/we32k/we32k.h: Ditto.
9471 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9474 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9476 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9479 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9481 1999-08-02 Richard Henderson <rth@cygnus.com>
9483 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9484 for the register spill block.
9486 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9487 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9489 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9490 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9491 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9493 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9495 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9496 MAX_WCHAR_TYPE defined in sparc.h.
9497 * config/sparc/linuxaout.h: Likewise.
9498 * config/sparc/linux64.h: Likewise.
9499 Also default to -mvis if CPU is UltraSPARC.
9501 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9503 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9504 (RTX_OK_FOR_OLO10): Likewise.
9505 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9506 %lo(), allow it in addresses...
9507 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9508 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9509 does not make sense.
9510 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9511 (sparc_output_scratch_registers): New function.
9512 (output_function_prologue, sparc_flat_output_function_prologue): Use
9514 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9516 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9517 * configure.in: Add check for .register pseudo-op support in as and
9518 check for offsetable %lo().
9519 * acconfig.h: Add templates for the above checks.
9520 * configure: Regenerate.
9522 1999-08-02 Richard Henderson <rth@cygnus.com>
9524 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9525 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9526 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9528 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9530 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9533 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9535 * config/float-sparc.h: New file.
9536 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9537 sparc-*-linux-gnu and sparc64-*-linux*.
9539 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9541 * rs6000.c (rs6000_va_list): Type is an array.
9542 (rs6000_va_start): Don't doubly adjust for varargs.
9543 (rs6000_va_arg): Evaluate long long GPR adjustment.
9545 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9547 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9548 -maix64 and -maix32.
9549 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9550 LINK_SPEC): Change appropriately.
9551 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9552 (u_short_cint_operand): Likewise.
9553 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9555 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9557 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9559 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9561 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9563 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9564 (non_add_cint_operand): Likewise.
9565 (logical_operand): Likewise.
9566 (non_logical_cint_operand): Likewise.
9567 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9568 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9569 (rs6000_select_rtx_section): Suppress warning.
9570 (small_data_operand): Suppress warning.
9571 (rs6000_got_register): Suppress warning.
9572 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9573 type, so `J' is generally the wrong constraint for a SImode value;
9575 (andsi3_internal2): Likewise.
9576 (andsi3_internal3): Likewise.
9577 (iorsi3_internal1): Likewise.
9578 (xorsi3_internal1): Likewise.
9580 (movsf_softfloat): Likewise.
9581 (scc insns): Likewise.
9582 (movsi+2): Preserve sign bits of SImode constant.
9583 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9584 (movdf+1): Sign-extend properly.
9585 (movdi_32+1): Sign-extend properly.
9586 (scc insns): Sign-extend properly.
9588 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9591 1999-08-02 Richard Henderson <rth@cygnus.com>
9593 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9595 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9596 * alpha.md (all fp insns): Likewise.
9598 1999-08-02 Nick Clifton <nickc@cygnus.com>
9600 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9603 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9605 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9606 pic_load_label generator directly.
9607 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9608 No longer a named pattern.
9610 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9612 * explow.c (force_reg): Call force_operand if X does not
9613 satisfy general_operand.
9615 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9617 * fix-header.c (main): When testing for CONTINUED, use string
9618 equality, not pointer equality.
9620 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9622 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9624 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9626 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9627 that has become an unconditional jump.
9629 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9630 (output_function_epilogue): Similarly.
9632 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9634 * tree.h (init_dummy_function_start): Declare.
9636 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9638 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9639 last_expr_type, last_expr_value, block_start_count, block_stack,
9640 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9641 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9642 dynamically in stmt elt of struct function for each function.
9643 (struct nesting): Rename function_call_count elt to n_function_calls,
9644 target_temp_slot_level to block_target_temp_slot_level. All users
9646 (struct stmt_status): New structure definition.
9647 Add many accessor macros for stmt_status elements which previously
9648 were global variables.
9649 (init_stmt_for_function): Allocate stmt elt for current_function.
9650 Reflect that block_start_count was renamed to
9651 current_block_start_count.
9652 (save_stmt_status, restore_stmt_status): Delete functions.
9653 (preserve_subexpressions_p): Don't access loop_stack when outside
9655 (expand_start_bindings): Reflect that block_start_count was renamed to
9656 current_block_start_count.
9657 (expand_fixup): Likewise.
9658 (expand_decl): Don't access block_stack when outside a function.
9659 (expand_decl_cleanup): Likewise.
9660 (expand_dcc_cleanup): Likewise.
9661 (expand_dhc_cleanup): Likewise.
9662 (expand_anon_union_decl): Likewise.
9663 (set_file_and_line_for_stmt): New function.
9664 (in_control_zone_p): New function.
9666 * function.h (struct function): Add new elt stmt.
9667 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9668 case_stack, nesting_stack, nesting_depth, block_start_count,
9669 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9670 emit_lineno, goto_fixup_chain.
9671 (save_eh_status, restore_eh_status, save_stmt_status,
9672 restore_stmt_status): Delete declarations.
9673 * function.c (push_function_context_to): Don't call save_stmt_status.
9674 (pop_function_context_to): Don't call restore_stmt_status.
9675 * tree.h (in_control_zone_p): Declare.
9676 * rtl.h (set_file_and_line_for_stmt): Declare.
9678 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9679 call set_file_and_line_for_stmt.
9681 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9683 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9684 Also update copyright.
9686 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9688 * c-pragma.c: Don't include "except.h".
9689 * emit-rtl.c: Likewise.
9690 * stor-layout.c: Likewise.
9692 * varasm.c: Likewise.
9694 * flow.c: Include "function.h".
9695 * tree.h (init_dummy_function_start): Declare new function.
9697 * except.h (struct eh_status): New structure.
9698 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9700 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9701 catch_clauses, false_label_stack, caught_return_label_stack,
9702 protect_list, current_function_ehc): Add accessor macros for the
9703 corresponding fields in current_function->eh; delete declarations
9704 for all items that used to be declared here.
9705 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9706 catch_clauses, false_label_stack, caught_return_label_stack,
9707 protect_list, current_function_ehc): Delete variables.
9708 (init_eh_for_function): Allocate current_function->eh.
9709 (save_eh_status, restore_eh_status): Delete functions.
9711 * function.h (struct function): Add fields next_global and eh.
9712 Delete all exception handling related fields.
9713 * function.c (current_function): New variable.
9714 (all_functions): New variable.
9715 (push_function_context_to): Don't allocate a struct function,
9716 use current_function instead. Call init_dummy_function_start when
9717 outside a function. Clear current_function before returning.
9718 (pop_function_context_from): Restore current_function.
9719 Don't free the restored struct function.
9720 (prepare_function_start): New function.
9721 (init_dummy_function_start): New function.
9722 (init_function_start): Break out some code into prepare_function_start
9725 * stmt.c (save_stmt_status): Don't call save_eh_status.
9726 (restore_stmt_status): Don't call restore_eh_status.
9728 * Makefile.in: Update dependencies.
9730 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9732 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9733 of depending on a magic constant value. Update comments.
9734 (hppa_expand_prologue): Similarly.
9736 * pa.md (reload_indi, reload_outdi): Allow any register for the
9737 original reload register.
9739 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9741 * cccp.c (print_help): Change marcos to macros.
9743 1999-07-30 Richard Henderson <rth@cygnus.com>
9745 * c-typeck.c (initializer_constant_valid_p): Move ...
9746 * c-common.c (initializer_constant_valid_p): ... here. Use
9747 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9749 * c-common.h (initializer_constant_valid_p): Declare.
9750 * c-tree.h (initializer_constant_valid_p): Remove.
9752 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9754 * config/i386/sol2-c1.asm: Align the stack.
9755 * config/i386/sol2-gc1.asm: Likewise.
9757 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9759 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9760 -Asparclite for sparc86x.
9761 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9763 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9765 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9767 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9768 the user if using the non-default arch size in BI_ARCH configuration.
9769 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9771 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9772 Fix patterns so that they actually match.
9773 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9774 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9775 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9777 (mulsidi3): Reflect this in the expand.
9778 (smulsi3_highpart): Only on TARGET_ARCH32.
9779 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9780 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9781 (umulsidi3): Reflect this in the expand.
9782 (umulsi3_highpart): Only on TARGET_ARCH32.
9783 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9784 don't require g0 to be zero.
9785 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9786 ({,u}divsi3): New expands.
9787 ({,u}divsi3_sp64): New patterns.
9788 (after lshrdi3_v8plus): Four new patterns to help combiner
9789 optimizing nested mixed mode shifts.
9791 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9792 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9793 speed things up. Don't use them by default on plain v9 in 64bit
9794 mode, according to what SPAMv9 sais.
9796 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9797 top 32 bits of %[og][0-7] in signal handlers.
9798 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9800 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9802 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9803 (ashlsi3): Corresponding changes.
9805 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9807 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9809 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9811 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9813 * arm.h (Hint): Delete macro.
9814 Substitute HOST_WIDE_INT for Hint in some prototypes.
9815 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9817 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9819 * builtins.c (expand_builtin_setjmp): Use force_operand to
9820 make sure that the buffer address is in a suitable form to be
9821 passed to force_reg.
9823 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9825 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9828 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9830 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9831 proper mode in the condition string.
9832 (icacheflush, dcacheflush): Remove modes from match_operands.
9834 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9835 proper mode before using it.
9837 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9840 * pa.c (store_reg): Do not call add_high_const generator directly.
9841 (load_reg, set_reg_plus_d): Likewise.
9842 * pa.md (add_high_const): No longer a named pattern.
9844 * pa.c (legitimize_address): Consistently use Pmode rather than
9845 SImode. Do not call gen_pic2_highpart directly anymore.
9846 * pa.md (pic2_highpart): No longer a named pattern.
9847 (pic2_lo_sum): Similarly. Reformat to make more readable.
9849 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9854 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9856 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9858 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9860 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9861 and tag the spill mems.
9862 (hppa_va_start): New.
9864 * pa.h (EXPAND_BUILTIN_VA_START): New.
9865 (EXPAND_BUILTIN_VA_ARG): New.
9867 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9869 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9870 and tag the spill mems.
9871 (mn10300_va_start): New.
9872 (mn10300_va_arg): New.
9873 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9874 (EXPAND_BUILTIN_VA_ARG): New.
9876 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9878 * mn10200.c (mn10200_va_arg): New.
9879 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9881 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9883 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9884 rather than play with TREE_INT_CST_LOW.
9886 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9888 * config/arm/telf.h: Include dbxelf.h.
9889 (CPP_PREDEFINES): Only define if not already defined.
9890 (ASM_IDENTIFY_GCC): Likewise.
9891 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9892 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9893 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9895 (DBX_DEBUGGING_INFO): Don't define.
9896 * config/arm/linux-telf.h: New file.
9897 * config/arm/linux-tgas.h: New file.
9898 * config/arm/t-thumb-linux: New file.
9899 * config/arm/uclinux-elf.h: New file.
9900 * config/arm/uclinux-telf.h: New file.
9901 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9902 thumb-*-uclinux): New targets.
9903 * configure: Regenerate.
9905 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9907 * pa.md (post_store, pre_load): New expanders.
9908 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9909 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9910 need to directly generate RTL for them.
9911 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9914 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9916 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9917 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9918 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9919 (secndary_reload_class): Make TARGET_ELF conditional compile.
9920 (print_operand_address): Similar.
9921 (output_toc): Print all values as hex.
9922 (get_issue_rate): Rearrange and add RS64A and PPC630.
9923 * rs6000.h (processor_type): Add RS64A and PPC630.
9924 (PROCESSOR_POWERPC64): New.
9925 (PROMOTE_MODE): Use word_mode.
9926 (RTX_COSTS): Add RS64A and PPC630.
9927 * rs6000.md (scheduling information): Add lmul and ldiv
9928 representing 64-bit integer multiply and divide. Add rs64a and
9930 (ashldi3): Add support for "rldic" instruction.
9931 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9933 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9935 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9936 instead of V8 for sparclite86x in cpu_table.
9938 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9940 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9941 output_file_directive.
9943 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9945 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9946 tree for op1, not the rtl.
9948 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9950 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9951 to m88k_va_start, leaving only the register spill.
9952 (m88k_build_va_list): New.
9953 (m88k_va_start): New.
9955 * m88k.h (BUILD_VA_LIST_TYPE): New.
9956 (EXPAND_BUILTIN_VA_START): New.
9957 (EXPAND_BUILTIN_VA_ARG): New.
9959 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9961 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9962 Rename from expand_builtin_saveregs.
9963 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9965 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9967 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9968 for the register spill block.
9969 (i960_build_va_list): New.
9970 (i960_va_start): New.
9972 * i960.h (BUILD_VA_LIST_TYPE): New.
9973 (EXPAND_BUILTIN_VA_START): New.
9974 (EXPAND_BUILTIN_VA_ARG): New.
9975 * i960.md (store_multiple): Use change_address on individul mems.
9977 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9979 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9981 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9982 (expand_builtin_va_end): Evaluate arg for side effects.
9983 * c-common.c (c_common_nodes_and_builtins): Construct a
9984 va_list_arg_type_node to handle array decomposition to pointer.
9986 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9988 * except.c (start_dynamic_cleanup): Use force_operand on the
9991 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9993 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9994 * c4x.c (c4x_va_arg): New.
9996 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9998 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
10001 1999-07-26 Nathan Sidwell <nathan@acm.org>
10003 * eh-common.h (__eh_matcher): Prototype correctly.
10005 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
10007 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
10008 (TARGET_SINGLE_PIC_BASE): Likewise.
10009 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
10011 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
10012 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
10013 (TARGET_OPTIONS): Add -mpic-register=N.
10014 (OUTPUT_INT_ADDR_CONST): New macro.
10015 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
10016 LEGITIMATE_PIC_OPERAND_P): Likewise.
10017 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
10018 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
10019 output_addr_const directly.
10020 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
10022 (thumb_pic_register, thumb_pic_register_string): Declare.
10024 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
10026 (label_mentioned_p): New function: Imported from arm.c.
10027 (legitimize_pic_address): New function: Imported from arm.c.
10028 (is_pic):New function: Imported from arm.c.
10029 (thumb_finalize_pic):New function: Imported from arm.c.
10030 (add_constant): Cope with PIC constants.
10031 (fixit): Cope with PIC constants.
10032 (output_return): Do not treat the PIC register as live if
10033 TARGET_SINGLE_PIC_BASE is true.
10034 (thumb_function_prologue): Do not treat the PIC register as live if
10035 TARGET_SINGLE_PIC_BASE is true.
10036 (thumb_expand_prologue): Do not treat the PIC register as live if
10037 TARGET_SINGLE_PIC_BASE is true.
10038 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
10039 TARGET_SINGLE_PIC_BASE is true.
10040 (thumb_print_operand): Accept '|'.
10041 (thumb_override_options): Process PIC options.
10043 * config/arm/thumb.md (movsi): Support PIC.
10044 (call_insn): Change "i" constraint to "X".
10045 (call_value_insn): Likewise.
10046 (consttable_4, consttable_8, consttable_end): Set and clear
10047 "making_const_table" as appropriate.
10048 (pic_load_addr, pic_add_dot_plus_four): New insns.
10050 * invoke.texi (Thumb Options): Fix spelling. Document new
10051 options -msingle-pic-base and -mpic-register=.
10053 1999-07-26 Andrew Haley <aph@cygnus.com>
10055 * config/m32r/initfini.c (__init): Use a full word immediate for
10056 __fini: this allows it to be placed in any memory region.
10058 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
10059 -mmodel=medium. This is OK for all memory models.
10061 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
10063 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
10064 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
10066 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
10068 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
10071 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
10073 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
10075 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
10076 (BUILD_VA_LIST_TYPE): New.
10077 (EXPAND_BUILTIN_VA_START): New.
10078 (EXPAND_BUILTIN_VA_ARG): New.
10079 * i860.c (output_delayed_branch): Disable.
10080 (output_delay_insn): Likewise.
10081 (i860_saveregs): New.
10082 (i860_build_va_list): New.
10083 (i860_va_start): New.
10084 (i860_va_arg): New.
10085 * i860.md: Disable all peepholes using output_delayed_branch.
10086 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10088 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10090 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10091 (BUILD_VA_LIST_TYPE): New.
10092 (EXPAND_BUILTIN_VA_START): New.
10093 (EXPAND_BUILTIN_VA_ARG): New.
10094 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10095 Return the address of the save area.
10096 (clipper_build_va_list): New.
10097 (clipper_va_start): New.
10098 (clipper_va_arg): New.
10100 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10102 * arc.h (EXPAND_BUILTIN_VA_START): New.
10103 (EXPAND_BUILTIN_VA_ARG): New.
10104 * arc.c (arc_setup_incoming_varargs): Set alias set of
10106 (arc_va_start): New.
10109 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10111 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10112 (BUILD_VA_LIST_TYPE): New.
10113 (EXPAND_BUILTIN_VA_START): New.
10114 (EXPAND_BUILTIN_VA_ARG): New.
10115 * alpha.c (alpha_builtin_saveregs): Delete.
10116 (alpha_build_va_list): New.
10117 (alpha_va_start): New.
10118 (alpha_va_arg): New.
10120 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10122 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10124 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10125 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10127 * gcc.texi: More changes related to list conversion.
10128 * invoke.texi: Likewise.
10130 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10132 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10133 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10134 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10135 (stabilize_va_list): New function.
10136 (std_expand_builtin_va_start): New function.
10137 (expand_builtin_va_start): New function.
10138 (get_varargs_alias_set): New function.
10139 (std_expand_builtin_va_arg): New function.
10140 (expand_builtin_va_arg): New function.
10141 (expand_builtin_va_end): New function.
10142 (expand_builtin_va_copy): New function.
10143 (expand_builtin): Call them.
10144 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10145 __builtin_{varargs_start,stdarg_start,end,copy}.
10146 (build_va_arg): New function.
10147 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10148 (build_va_arg): Declare.
10149 * c-decl.c (ptr_type_node, va_list_type_node): New.
10150 * c-parse.gperf (__builtin_va_arg): New.
10151 * c-parse.in (VA_ARG): New token.
10152 (unary_expr): Recognize it.
10153 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10154 * expr.h (std_expand_builtin_va_start): Declare.
10155 (std_expand_builtin_va_arg): Declare.
10156 (expand_builtin_va_arg): Declare.
10157 (get_varargs_alias_set): Declare.
10158 * tree.def (VA_ARG_EXPR): New.
10159 * tree.h (BUILT_IN_VARARGS_START): New.
10160 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10161 (ptr_type_node, va_list_type_node): Declare.
10162 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10163 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10164 * m88k.h, m88k.c: Likewise.
10165 * mn10300.h, mn10300.c: Likewise.
10166 * pa.h, pa.c: Likewise.
10167 * rs6000.h, rs6000.c: Likewise.
10168 * sh.h, sh.c: Likewise.
10169 * sparc.h, sparc.c: Likewise.
10171 * emit-rtl.c (operand_subword): Copy alias set.
10172 (change_address): Likewise.
10174 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10176 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10177 not just the first one.
10179 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10181 * config/arm/arm.h (TARGET_SWITCHES): Add
10182 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10183 (TARGET_OPTIONS): Add -mpic-register=.
10184 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10185 (arm_pic_register_string): Declare.
10186 (NEED_PLT_GOT): Delete, replace with ...
10187 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10188 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10189 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10190 * config/arm/arm.c (arm_override_options): Add new option
10192 (arm_pic_register_string): New variable.
10193 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10194 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10195 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10196 (output_return_instruction): Likewise.
10197 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10198 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10199 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10201 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10202 mention of -msched-prolog. Document new options -msingle-pic-base
10203 and -mpic-register=.
10205 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10207 * haifa-sched.c (reemit_notes): Tidy.
10208 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10211 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10213 * explow.c (trunc_int_for_mode): New function.
10214 (plus_constant_wide): Use it.
10215 * combine.c (simplify_and_const_int): Likewise.
10216 (merge_outer_ops): Likewise.
10217 (simplify_shift_const): Likewise.
10218 * cse.c (simplify_unary_operation): Likewise.
10219 (simplify_binary_operation): Likewise.
10220 * emit-rtl.c (operand_subword): Likewise.
10221 * rtl.h: Declare it.
10223 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10225 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10226 (use NUM_REGS instead of NUM_INTS).
10228 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10230 * builtins.c: New file.
10231 * expr.c (saveregs_value, apply_args_value): Delete definition,
10232 moved into builtins.c.
10233 (string_constant): No longer static.
10234 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10235 apply_args_size, apply_result_size, result_vector,
10236 expand_builtin_apply_args, expand_builtin_apply,
10237 expand_builtin_return): Delete functions, moved into builtins.c.
10238 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10239 * expr.h (saveregs_value, apply_args_value): Declare variables.
10240 (expand_builtin, string_constant): Declare functions.
10241 * Makefile.in: Update to build builtin.o.
10243 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10245 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10246 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10247 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10248 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10250 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10253 1999-07-21 Michael Meissner <meissner@cygnus.com>
10255 * print-rtl.c (print_rtx): Print the names of the virtual
10258 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10260 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10261 introduced in previous delta.
10263 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10265 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10266 to avoid name clash.
10268 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10270 * c-lex.c (yylex) : Correct the test for overflow when lexing
10273 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10275 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10276 (adjust_priority): Always call ADJUST_PRIORITY.
10277 (schedule_insn): Only put insns into the ready at cost 0.
10278 (schedule_block): Remove redundant initial sort. Give clock_var
10279 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10281 * tm.texi (MD_SCHED_REORDER): Update docs.
10283 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10284 * sparc.c (ultra_reorder_called_this_block): Delete.
10285 (ultrasparc_sched_init): Don't set it.
10286 (ultrasparc_sched_reorder): Don't check it.
10288 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10290 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10291 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10292 (function_arg_boundary): Align DFmode.
10293 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10294 to get fp reg and stack overflow correct.
10295 (function_arg): Likewise.
10296 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10297 (setup_incoming_varargs): Restructure for ABI_V4; use
10298 function_arg_advance to skip final named argument.
10299 (expand_builtin_saveregs): Properly unskip the last integer arg
10300 when doing varargs. Adjust overflow location calculation.
10302 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10303 explicitly unsigned.
10304 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10305 (__VA_GP_REGSAVE): Similarly.
10306 (__va_longlong_p): Delete.
10307 (__va_arg_type_violation): New declaration.
10308 (va_arg): Restructure. Flag promotion errors. Align double.
10309 TFmode passed by reference.
10311 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10312 in the HOST_BITS_PER_WIDE_INT > 32 case.
10314 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10316 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10318 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10320 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10321 * toplev.c (documented_lang_options): Add -fpreprocessed.
10322 * cpplib.h (struct cpp_buffer): Add preprocessed.
10323 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10324 (cpp_start_read): Don't expand macros or emit an initial #line
10325 directive if -fpreprocessed.
10327 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10329 * cpplib.h (struct cpp_buffer): Added manual_pop for
10330 better C++ tokenization.
10331 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10332 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10333 * c-common.c (cpp_token): Make non-static.
10335 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10337 * c-common.h: New file.
10338 * c-common.c (permanent_obstack): Delete unused declaration.
10339 (c_global_trees): New array.
10340 (c_common_nodes_and_builtins): New function; split off common code
10341 from init_decl_processing in both c-decl.c and cp/decl.c.
10342 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10343 c_global_trees and accessor macros defined in c-common.h.
10344 Include c-common.h.
10345 * c-decl.c: Delete definitions for tree nodes that were replaced by
10347 (init_decl_processing): Build void_list_node.
10348 Call c_common_nodes_and_builtins; delete code to generate the common
10350 * objc/objc-act.c (build_module_descriptor): Rename variable
10351 void_list_node to avoid clash with c-common.h.
10353 * Makefile.in: Update dependencies.
10354 * objc/Make-lang.in: Likewise.
10356 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10358 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10359 (UNIQUE_SECTION_P): Likewise.
10360 (UNIQUE_SECTION): Likewise.
10362 1999-07-19 Linas Vepstas <linas@linas.org>
10364 * config/i370/README: New file.
10365 * config/i370/linux.h: New file.
10366 * config/i370/mvs.h: New file.
10367 * config/i370/oe.h: New file.
10368 * config/i370/t-linux: New file.
10369 * config/i370/t-mvs: New file.
10370 * config/i370/t-oe: New file.
10371 * config/i370/x-oe: New file.
10372 * config/i370/xm-linux.h: New file.
10373 * config/i370/xm-mvs.h: New file.
10374 * config/i370/xm-oe.h: New file.
10376 * i370.c (label_node_t): Add first_ref_page, label_addr,
10377 label_first_ref, label_last_ref members.
10378 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10379 (MAX_MVS_LABEL_SIZE): Define.
10380 (MAX_LONG_LABEL_SIZE): Define.
10381 (alias_node_t, alias_anchor, alias_number): New.
10382 (mvs_function_table): Reorder for EBCDIC.
10383 (ascebc, ebcasc): Unconditionally define.
10384 (i370_branch_dest, i370_branch_length): New functions.
10385 (i370_short_branch, i370_label_scan): New functions.
10386 (mvs_get_label): Renamed from mvs_add_label. Search for
10387 an existing label before creating a new one.
10388 (mvs_add_label): New function.
10389 (mvs_get_label_page): New function.
10390 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10391 over the entire list.
10392 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10393 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10394 (mvs_add_alias, mvs_need_alias): New functions.
10395 (mvs_get_alias, mvs_check_alias): New functions.
10396 (handle_pragma): New function.
10397 (mvs_function_check): New function.
10398 (unsigned_jump_follows_p): Search harder.
10399 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10400 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10401 * i370.h (TARGET_VERSION): Delete.
10402 (CPP_SPEC, CPP_PREDEFINES): Delete.
10403 (mvs_label_emitted): Delete.
10404 (TARGET_EBCDIC): Delete.
10405 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10406 (HANDLE_PRAGMA): Define.
10407 (HARD_REGNO_NREGS): Handle complex modes.
10408 (HARD_REGNO_MODE_OK): Likewise.
10409 (CLASS_MAX_NREGS): Likewise.
10410 (RET_REG): Likewise.
10411 (EXTRA_CONSTRAINT): Define.
10412 (RETURN_IN_MEMORY): True for DImode.
10413 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10414 (FUNCTION_PROFILER): Delete.
10415 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10416 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10417 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10418 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10419 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10420 (ASM_FILE_START): Add "RMODE ANY".
10421 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10422 (ASM_GLOBALIZE_LABEL): Likewise.
10423 (ASM_OUTPUT_LABELREF): Likewise.
10424 (ASM_OUTPUT_COMMON): Likewise.
10425 (PRINT_OPERAND): Handle 'K', 'W', default.
10426 (PRINT_OPERAND_ADDRESS): New.
10427 (Lots of defines): Add support for TARGET_ELF_ABI.
10428 * i370.md (attr length): New. Define for all patterns.
10429 (*): Lots of tweeks to assembly output and constraints.
10431 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10433 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10434 Disable patterns performing SImode comparisons with SImode values
10435 if TARGET_POWERPC64 and instruction does not sign-extend or does
10436 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10437 differ for signed quantities.
10438 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10439 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10440 (decrement_and_branch_on_count): Add 64-bit variant.
10442 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10444 * final.c (output_asm_insn): When searching for the matching string
10445 for a given dialect, don't run past the end of the list of
10446 alternatives if there are fewer alternatives in the template than
10449 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10451 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10452 Removed paragraph about compression of files and size limitation,
10453 duplicated in the FAQ. Use gcc-patches for posting patches.
10454 * gcc.c (main): Updated URL with bug reporting instructions to
10455 gcc.gnu.org. Removed e-mail address.
10456 * system.h (abort): Likewise.
10458 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10460 * Makefile.in (stmp-multilib-sub): Make the files extracted
10461 from $(LIBGCC1) writable.
10463 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10465 * config/arm/aout.h: Reformat for improved readability.
10467 * config/arm/arm.h: Reformat for improved readability.
10468 Replace uses of fprintf with asm_fprintf where appropriate.
10469 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10470 function declaration assembler actions.
10471 (NUM_INTS): New macro: Convert from bytes to words.
10472 (NUM_REGS): New macro: Compute number of registers required to
10473 hold a quanitity of tyep MODE.
10474 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10476 (NUM_ARG_REGS): New macro: The number of argument registers
10478 (ARG_REGISTER): New macro: Compute the register number of the Nth
10480 (LAST_ARG_REGNUM): New macro: The number of the last argument
10482 (SP_REGNUM): New macro: Register number of the stack pointer.
10483 (FP_REGNUM): New macro: Register number of the frame pointer.
10484 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10485 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10486 CUMULATIVE_ARGS so that it counts registers not bytes.
10488 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10490 Replace uses of fprintf with asm_fprintf where appropriate.
10491 (output_ascii_pseudo_op): Replace with version from thumb.c
10493 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10495 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10496 SUBTARGET_CPP_SPEC.
10497 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10498 (ASM_FILE_START): Emit ASM_APP_OFF.
10500 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10502 * pa.c (compute_frame_size): Round frame according to
10503 STACK_BOUNDARY rather than a hardwired value.
10505 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10507 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10509 * configure: Rebuilt.
10511 * configure.in (hppa*-*-linux*): New configuration.
10512 * configure: Rebuilt.
10513 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10514 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10515 * pa/pa-linux.h: New file.
10516 * pa/t-linux: New file.
10517 * pa/xm-linux.h: New file.
10519 * pa.c (hppa_legitimize_address): Change references from SImode to
10520 either Pmode or word_mode as appropriate.
10521 (emit_move_sequence, store_reg, load_reg): Likewise.
10522 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10523 (output_mul_insn): Likewise.
10524 * pa.h (PROMOTE_MODE): Likewise.
10525 (INITIALZE_TRAMPOLINE): Likewise.
10526 (Pmode): Define to word_mode.
10528 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10529 value of 4. Allocate 8 bytes for each FP register save.
10530 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10532 (hppa_expand_prologue): Likewise.
10533 * pa.h (PROMOTE_MODE): Likewise.
10534 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10535 (FUNCTION_ARG_BOUNDARY): Likewise.
10537 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10539 * pa.c (out_of_line_prologue_epilogue): Delete.
10540 (override_options): Remove -mspace related code.
10541 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10542 (compute_frame_size): Only allocate space for register that
10543 actually need to be saved.
10544 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10545 (TARGET_SWITCHES): Remove -mspace, -mno-space
10546 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10547 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10548 * pa/ee.asm, pa/ee_fp.asm: Delete.
10550 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10552 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10553 directive in column zero.
10555 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10557 * m68k.c (output_function_prologue): Fix computation of save mask
10558 when generating PIC code.
10560 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10562 * tree.c (build_type_attribute_variant): Move current_obstack restore
10563 after build_qualified_type call.
10565 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10567 * configure.in: Use t-iris6, even with GNU LD.
10568 * config/mips/iris6gld.h: Fix typo in linker spec.
10569 * config/mips/t-iris6gld: Remove.
10571 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10573 * rs6000.md (insv, extzv): Remove SImode dependence in named
10574 patterns. Explicitly generate DImode RTL if PowerPC64 and
10576 (insvdi): Reverse start and size in instruction template.
10578 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10580 * invoke.texi: Typo fixes.
10582 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10584 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10585 handle at this time instead of silently generating incorrect code.
10586 (gen_imagpart): Likewise.
10588 * reload.c (find_reloads): Emit a USE for a pseudo register without
10589 a hard register if we could not create an optional reload for the
10592 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10594 * c-typeck.c (output_init_element, process_init_element):
10595 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10596 check for nameless bit fields.
10598 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10600 * regclass.c (scan_one_insn): Notice subregs that change the
10601 size of their operand.
10602 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10604 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10606 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10607 * configure: Rebuilt.
10608 * alpha/t-ieee: New file.
10610 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10612 * rs6000.c (find_addr_reg): Do not select r0 as an address
10615 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10617 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10619 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10621 * rs6000.md (movsf): Do not force easy FP constants into memory.
10623 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10624 immed_double_const to ensure they are properly truncated then
10627 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10629 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10630 always unless NO_DEBUG is used. Compile this code
10632 (replace_symbols_in_block): Compile it unconditionally.
10634 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10636 * configure.in (i?86-*-elf*): New target.
10637 * configure: Rebuilt.
10638 * i386/i386elf.h, i386/t-i386elf: New files.
10640 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10642 * toplev.c (main): Don't complain about saying -gdwarf.
10643 (rest_of_compilation): Remove redundant code.
10645 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10647 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10649 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10651 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10652 "Li960R:", to avoid name clash.
10654 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10656 * loop.c (check_dbra_loop): When reversing a loop, delete all
10657 REG_EQUAL notes referencing the reversed biv except those which are
10658 for a giv based on it.
10660 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10662 * version.c: Drop "gcc-" prefix from version #.
10664 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10666 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10667 the label if we're being verbose.
10669 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10671 * m68k.c (output_function_prologue): Add pic register to mask
10672 if live and flag_pic.
10673 (output_function_epilogue): Likewise.
10675 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10677 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10678 directives in column zero.
10680 * pa/elf.h (ASM_FILE_START): Define.
10681 * pa/som.h (ASM_FILE_START): Include .level directives.
10682 * pa/hpux10.h (ASM_FILE_START): Delete.
10683 * pa/hpux11.h (ASM_FILE_START): Delete.
10685 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10687 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10689 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10690 when reload_out equals reload_in.
10692 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10694 * invoke.texi (Spec Files): New node: Describe the contents of
10697 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10699 * invoke.texi (DEC Alpha Options): Put @end table at
10700 beginning of line, to avoid confusing texi2html.
10702 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10704 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10705 introduced in previous delta.
10707 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10709 * reload1.c (gen_reload): When synthesizing a 3 operand add
10710 sequence, improve test for when to reload OP1 into the reload
10711 register instead of OP0.
10713 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10715 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10717 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10719 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10722 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10724 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10725 (va_dcl): Use __builtin_va_alist_t.
10727 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10729 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10730 on the permanent_obstack.
10731 * dwarfout.c (output_type): Likewise.
10733 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10735 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10736 Merged from c-typeck.c and cp/typeck.c.
10737 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10738 Merged into c-common.
10740 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10742 * c-lex.c (errorcount): Declare it.
10743 (finish_parse): Update errorcount when using CPPLIB.
10745 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10747 * fixinc/inclhack.def(end_else_label): Double the backslash so
10748 sed gets a chance to see it.
10749 * fixinc/inclhack.sh: regen
10750 * fixinc/fixincl.x: regen
10752 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10754 Add framework to support armv5 architecture when it becomes
10757 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10758 (arm_arch5): New variable.
10759 (all_architectures): Add armv5 line.
10760 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10761 -march=armv5 is specified on the command line.
10762 (arm_arch5): Export this variable.
10763 * invoke.texi: Document new string accepted by -march= switch for
10766 * config/arm/arm.h: Replace use of constant 12 as a register
10767 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10768 * config/arm/arm.c: Replace use of constant 12 as a register
10769 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10771 * config/arm/elf.h: Tidy up.
10772 * config/arm/coff.h: Tidy up.
10774 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10776 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10777 * gcc/config/mips/t-iris6gld: New file.
10778 * gcc/config/mips/iris6gld.h: Likewise.
10780 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10782 * c-decl.c (widest_integer_literal_type_node,
10783 widest_unsigned_literal_type) : New.
10784 (init_decl_processing): Handle/use the two new types.
10785 * c-common.c (type_for_size,type_for_mode) : Same.
10786 * c-lex.c (yylex) : Same.
10787 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10789 * c-tree.h (widest_integer_literal_type_node,
10790 widest_unsigned_literal_type) : New.
10792 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10794 * dwarfout.c (field_byte_offset): Correctly compute the object's
10795 byte offset for the first bit of a field which crosses an alignment
10796 boundary on a !BYTES_BIG_ENDIAN target.
10798 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10800 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10803 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10804 Jeff Law <law@cygnus.com>
10806 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10809 * except.c: Include intl.h.
10810 (expand_eh_return): Set current_function_cannot_inline.
10811 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10812 * function.h (struct function): Add eh_return_stub_label.
10813 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10814 * Makefile.in (except.o): Depend on intl.h.
10816 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10818 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10819 same as offsettable in cases 1 and 2.
10821 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10823 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10824 (extlh, extwh): Likewise.
10826 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10828 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10830 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10832 * configure.in: Add arm-pe and thumb-pe targets.
10833 * configure: Regenerate.
10835 * thumb.c (arm_naked_function_p): New function: Determines if
10836 a function is naked (has no gcc generated prologue/epilogue).
10837 (is_called_in_ARM_mode): Return true if the func has the
10838 interfacearm attribute.
10839 (output_return): Do not generate a return for naked functions.
10840 (thumb_function_prologue): Do not generate a prologue for
10842 (thumb_expand_prologue): Do not generate a prologue for naked
10844 (thumb_expand_epilogue): Do not generate an epilogue for naked
10846 (arm_valid_machine_decl_attribute): New function, copied from
10847 arm.c: Permit naked and interfacearm attributes.
10849 * config/arm/pe.c: New file: Support code for arm-pe target.
10850 * config/arm/pe.h: New file: Header file for arm-pe target.
10851 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10852 * config/arm/t-thumb-pe: New file: Makefile fragment for
10855 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10857 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10858 -fPIC or -fpic is specified.
10860 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10862 * expr.c (emit_block_move): Use copy_to_mode_reg for
10863 !TARGET_MEM_FUNCTIONS case too.
10865 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10867 * configure: Rebuilt.
10868 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10869 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10870 definitions made redundant by dbxelf.h inclusion. Delete
10871 lots of definitions related to assembly output that are
10872 specific to the SOM object format.
10873 * pa.c (output_function_prologue): Do not emit the function's
10875 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10876 * pa-pro.h: Deleted.
10877 * som.h: New file with SOM specific definitions.
10878 * elf.h: New file with ELF specific definitions.
10880 * elfos.h (const_section): Output a tab before assembler directives.
10881 (ctors_section, dtors_section): Likewise.
10882 (ASM_OUTPUT_SECTION_NAME): Likewise.
10884 * pa/pa1.h: Delete unused file.
10886 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10888 * configure.in (hppa*-hp-hpux11*): New configuration.
10889 * configure: Rebuilt.
10890 * pa/pa-hpux11.h: New file.
10891 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10894 * mips.md (leasi, leadi): New patterns.
10896 * expr.c (emit_block_move): Properly handle case where one of the
10897 block move arguments has a queued increment or decrement.
10898 (clear_storage): Similarly. Fix formatting goof.
10900 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10902 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10903 semicolon from the BSD VA_LIST replacement expression.
10905 * fixinc/inclhack.sh: regen
10906 * fixinc/fixincl.x: regen
10908 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10909 now use the fixincl program.
10911 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10913 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10914 case. Also make the PIC register call_used.
10916 * m68k.h (FINALIZE_PIC): Delete.
10917 * m68k.c (finalize_pic): Delete.
10919 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10921 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10924 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10926 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10928 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10930 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10932 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10934 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10936 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10938 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10940 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10942 * rs6000.c (output_toc): Always use hex values for floating-point
10943 constants. Store single-precision values in upper-half of TOC
10944 entry in 64-bit mode.
10945 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10946 to final constraints.
10947 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10948 (fctiwz): Improve accuracy of RTL for pattern.
10950 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10952 * expr.c (expand_expr): Allow RTL_EXPR's through the
10953 MAX_INTEGER_COMPUTATION_MODE checks.
10955 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10957 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10958 such that MASK_SUPPORT_ARCH is not negative.
10960 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10962 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10963 ADDR_DIFF_VEC insns that appear inside loops.
10965 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10966 Jeff Law <law@cygnus.com>
10968 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10969 Handle LO_SUM the same as offsettable in cases 1 and 2.
10970 * rs6000.c (find_addr_reg): Revert previous patch.
10972 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10974 * system.h (strstr): New external function declaration.
10975 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10976 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10977 * config.in, configure: Rebuilt.
10979 1999-06-24 Tom Tromey <tromey@cygnus.com>
10981 * gcc.c (main): Read user-specified specs files after computing
10982 additional startfile_prefixes.
10984 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10986 Revert these two patches:
10988 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10989 * loop.c (strength_reduce): When doing biv->giv conversion, update
10990 reg note of NEXT->insn.
10992 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10993 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10995 (recombine_givs): Set ix field after sorting.
10997 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10999 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
11000 for the parts of an UNSPEC / UNSPEC_VOLATILE.
11002 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
11004 *fixinc/inclhack.def: Add fix development commentary
11005 (read_ret_type): reactivate and add selection clause
11006 (zzz_*): tweak output file name to match what is used in hackshell.tpl
11007 *fixinc/{fixincl.x|inclhack.sh}: regen
11009 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
11011 * expr.c (expand_expr): STRIP_NOPS before checking against
11012 MAX_INTEGER_COMPUTATION_MODE
11013 (check_max_integer_computation_mode): Likewise.
11015 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
11017 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
11019 1999-06-22 Jim Wilson <wilson@cygnus.com>
11021 * expr.c (store_expr): When target is a promoted subreg, return a
11022 promoted subreg as a result.
11024 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
11026 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
11028 (dwarf2out_define): Mark unused parameters appropriately.
11029 (gen_unspecified_parameters_die): Ditto.
11030 (gen_subprogram_die): Fix signed/unsigned warnings.
11031 (gen_variable_die): Ditto.
11033 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
11035 * fixinc/inclhack.def(end_else_label): combined else_label
11036 and endif_label and fixed the sed expression.
11037 *fixinc/{fixincl.x|inclhack.sh}: regen
11039 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
11041 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
11042 'x' when handling non-offsettable addresses
11044 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
11046 * final.c (shorten_branches): Don't try to split an insn that has
11049 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
11051 * config/mips/mips.c (symbolic_expression_p): New function.
11052 (mips_select_rtx_section): Put symbolic expressions in the
11053 data section, not the read-only data section.
11055 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
11057 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
11059 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
11061 * collect2.c (main): Log frame table count.
11062 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
11063 (scan_prog_file) [COFF]: Handle frame tables.
11065 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
11066 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
11067 * alpha/elf.h: Undef them again.
11068 * alpha/vms.h: Remove their definitions.
11070 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11072 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
11073 remove the clobber of r0 and change the REG_UNUSED note to
11076 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
11078 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
11079 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11080 fits in HOST_WIDE_INT and one uses union to access a long constant
11083 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11085 * sparc.c (sparc_override_options): Don't allow profiling for
11086 code models other than medlow.
11087 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11088 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11089 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11090 (sparc_block_profiler): Likewise.
11091 (sparc_function_block_profiler_exit): Likewise.
11092 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11093 (FUNCTION_BLOCK_PROFILER): Likewise.
11094 (BLOCK_PROFILER): Likewise.
11095 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11096 (MCOUNT_FUNCTION): New.
11097 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11098 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11099 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11100 (MCOUNT_FUNCTION): New.
11101 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11102 (BLOCK_PROFILER): Delete.
11103 (MCOUNT_FUNCTION): New.
11105 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11107 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11109 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11111 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11114 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11117 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11120 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11123 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11125 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11128 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11130 * i386/djgpp.h (LIB_SPEC): New.
11131 (STARTFILE_SPEC): New.
11133 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11135 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11137 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11140 * system.h (WSTOPSIG): New macro.
11142 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11144 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11146 (insert_pack_attributes): Take into account member natural
11149 * i386/winnt.c (exports_head): New static variable.
11150 (i386_pe_record_exported_symbol): New function.
11151 (i386_pe_asm_file_end): Use.
11152 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11153 symbols to be emitted at end of assembly.
11154 (ASM_DECLARE_OBJECT_NAME): Likewise.
11155 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11157 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11160 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11162 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11165 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11167 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11168 zapping reg_last_uses directly.
11169 (sched_analyze_2, sched_analyze_insn): Likewise.
11170 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11172 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11174 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11175 attributes for cases 1 and 2.
11177 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11179 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11182 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11184 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11186 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11188 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11189 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11190 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11191 must be stacked if it is used for PIC accesses.
11192 * arm.c (use_return_insn): Handle PIC register specially.
11193 (output_return_instruction): Likewise.
11194 (output_func_{prologue,epilogue}): Likewise.
11195 (output_expand_prologue): Likewise.
11197 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11198 (*strsi_predec): Renamed from *strqi_predec.
11199 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11200 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11202 * arm.c (arm_override_options): Remove warning about PIC code
11203 not being supported.
11205 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11207 * rs6000.c (find_addr_reg): New function.
11208 * rs6000.h (find_addr_reg): Declare.
11209 (offsettable_addr_operand): Delete.
11210 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11211 from and stores to GPRs.
11213 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11215 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11216 gen_sequence as argument to emit_no_conflict_block.
11218 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11220 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11221 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11222 *fixinc/fixincl.x: regen
11223 *fixinc/inclhack.sh: regen
11225 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11227 * added support for -mpcrel (PC relative addressing for m68k)
11228 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11229 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11230 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11231 (comments for general_src_operand): Add some explanation
11232 about EXTRA_CONSTRAINTS.
11233 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11234 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11235 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11236 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11237 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11238 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11239 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11240 if not already set.
11241 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11242 * m68k.h (TARGET_PCREL): New target flag.
11243 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11244 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11245 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11246 contains a SYMBOL_REF. Relax this constraint during reload, since
11247 we want to use the predicates, not reload's built-in concept of a
11248 valid memory address, to control what insns need reloading.
11249 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11250 operands (essentially 'g', 'm', and 's' under normal circumstances).
11251 * m68k.c (print_operand): Cause printing of pc-relative addresses
11252 to include pc register.
11253 (print_operand_address): Ditto.
11254 (general_src_operand): Accept operands that are not only
11255 general_operands, but are also valid when used as a pc-relative
11257 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11258 (memory_src_operand): Similar, for memory_operands.
11259 (pcrel_address): New predicate to accept the special case of a
11260 pc-relative address.
11261 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11262 QImode insns to accept *_src_operand instead of *_operand where
11263 pc-relative operands can fit. For example, a pc-relative operand
11264 can be used as a memory source operand for addsi3, but not as a
11265 memory destination.
11266 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11268 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11270 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11271 .thumb_set pseudo op to mark aliases of thumb functions.
11273 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11275 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11276 preference to ASM_OUTPUT_DEF, if it is defined.
11278 * tm.texi: Document new, optional target macro
11279 ASM_OUTPUT_DEF_FROM_DECLS.
11281 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11283 * fixincludes: ISCNTL patch
11284 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11285 (dgux_int_varargs): new for DG/UX
11286 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11288 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11290 * invoke.texi (ia32 options): Fix typo.
11292 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11294 * loop.c (strength_reduce): When doing biv->giv conversion, update
11295 reg note of NEXT->insn.
11297 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11299 * loop.c (move_movables): Note issues with replacing REGs with
11301 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11303 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11305 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11307 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11308 the reference to `mcount' was not correct for the ELF on FreeBSD.
11310 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11312 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11315 (recombine_givs): Set ix field after sorting.
11317 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11319 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11320 to safe to extract a subword out of a REG.
11322 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11324 * sh.md (mulsi3): Don't add a no-op move at the end.
11326 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11328 * cse.c (cse_insn): Don't put hard register source into tables for
11329 the last insn of a libcall.
11331 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11333 * loop.c (strength_reduce): Insert sets of derived givs at every
11334 biv increment, even if it's the only one.
11336 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11338 * dwarfout.c (add_incomplete_type): New fn.
11339 (output_type): Call it.
11340 (retry_incomplete_types): New fn.
11341 (dwarfout_finish): Call it.
11343 From Eric Raskin <ehr@listworks.com>:
11344 (output_type): Output types for bases.
11346 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11348 * mips.c (mips_output_conditional_branch): Add `break'
11349 between `default' label and `close braces'.
11351 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11353 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11354 specifications and make it realistic.
11355 (LIB_SPEC): Likewise.
11357 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11359 * config/mips/mips.c (mips_secondary_reload_class): Check for
11360 (PLUS (SP) (REG)) and return appropriate register class.
11361 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11362 Handle (PLUS (SP) (REG)).
11363 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11364 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11365 of emit_insn for tablejump.
11367 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11369 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11370 asm_fprintf format string by itself.
11371 (output_function_profiler): Likewise.
11373 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11375 * combine.c (simplify_logical, case AND): Only call
11376 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11377 or the constant is positive.
11379 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11381 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11382 * configure: Regenerate.
11384 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11386 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11387 require a sub-version #.
11388 * configure: Rebuilt.
11390 1999-06-14 Robert Lipe (robertlipe@usa.net)
11392 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11394 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11396 * c-typeck.c (process_init_element): Detect excess elements in
11397 char array initializer.
11399 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11401 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11403 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11405 * invoke.texi (Option Summary): Add -fpermissive flag.
11407 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11409 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11410 that require PIC code sequences.
11412 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11414 * configure.in: Add new target: thumb-elf.
11415 * configure: Regenerate.
11416 * config/arm/t-thumb-elf: New file: Makefile fragment for
11418 * config/arm/telf.h: New file: Header file for thumb-elf
11421 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11423 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11424 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11425 initializers is some circumstances.
11427 * fixinc/inclhack.def (endif_label): Add additional selector for
11428 more bogus stuff after #endif statements.
11429 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11431 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11433 * i386/cygwin.h (SET_ASM_OP): Define.
11435 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11437 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11439 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11441 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11444 * sh.md (ic_invalidate_line_i): Remove second alternative.
11446 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11448 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11449 test for the presence of valid prototypes. Delete bypass expr.
11450 (ioctl_fix_ctrl): Correct the selection expression.
11451 (no_double_slash): Correct quoting rules
11452 *fixinc/fixincl.x: regen
11453 *fixinc/inclhack.sh: regen
11455 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11457 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11459 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11461 * rs6000.md (movsi_got_internal_mem): Delete.
11462 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11463 (GOT_TOC_REGNUM): Delete.
11464 (PIC_OFFSET_TABLE_REGNUM): Define.
11465 (FINALIZE_PIC): Disable.
11466 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11467 (rs6000_replace_regno): Delete.
11468 (rs6000_finalize_pic): Likewise.
11469 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11471 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11473 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11474 is a note; use <= for the compare; advance P while it is
11477 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11479 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11480 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11482 * varasm.c (remove_from_pending_weak_list): Verify t->name
11483 is non-NULL before passing it to strcmp.
11485 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11487 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11488 the typed arguments are not part of a comment
11489 (ioctl_fix_ctrl): Added a purpose comment
11490 *fixinc/fixincl.x: regenerate
11491 *fixinc/inclhack.sh: regenerate
11493 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11495 * invoke.texi: Add C4x invocation docs.
11497 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11499 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11501 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11503 (c4x_legitimize_reload_address): New function.
11504 * config/c4x/c4x.md: Update docs.
11506 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11508 * fixincludes: Avoid removing '.'.
11509 * fixinc/fixinc.svr4: Likewise.
11510 * fixinc/fixinc.winnt: Likewise.
11511 * fixinc/inclhack.tpl: Likewise.
11512 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11514 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11516 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11518 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11520 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11522 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11525 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11527 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11528 * configure: Regenerate.
11530 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11532 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11535 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11537 * fixinc/inclhack.def (avoid_bool): Also catch
11538 "typedef [unsigned] int bool".
11539 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11541 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11542 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11543 * configure: Rebuilt.
11545 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11547 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11548 such that we can override its definitions if necessary.
11549 (CPP_SPEC): New define. Support processor specific predefines via
11551 (CC1_SPEC): New define. Support processor specific compiler
11552 options via %(cc1_cpu).
11553 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11556 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11558 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11559 between sed's -e flag, and the open-quote following it.
11560 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11562 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11563 Jeffrey A Law (law@cygnus.com)
11565 * varasm.c (assemble_start_function): Remove the function
11566 from the pending weak decls list when we define a function.
11567 (assemble_variable): Similarly for variables.
11568 (weak_finish): Ignore items on the list with a NULL name.
11569 (remove_from_ending_weak_list); New function to "remove" an item
11570 from the pending weak declarations list.
11572 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11574 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11576 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11578 * c-lex.c (GETC): Redefine to call getch.
11579 (UNGETC): Redefine to call put_back.
11580 (putback_buffer): New structure type.
11581 (putback): New static structure.
11582 (getch): New function.
11583 (put_back): New function.
11584 (yylex): Replace unused bytes from bad multibyte character.
11586 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11588 * cpplib.c (do_define): Cast `alloca' return value.
11589 (do_include, do_undef, do_pragma): Likewise.
11590 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11592 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11593 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11595 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11597 * sparc.md (abstf2): This should be an expand.
11598 (split after abstf2_notv9): Fix mode.
11599 (abstf2_hq_v9): New pattern.
11600 (abstf2_v9): Only use when no hard quad.
11601 (absdf2_v9): Fix if target is not the same as source.
11602 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11603 Add correct output constraints.
11605 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11607 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11608 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11610 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11612 * mips.h (mips_output_conditional_branch): New function.
11613 (mips_adjust_insn_length): Likewise.
11614 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11615 (ADJUST_INSN_LENGTH): Likewise.
11616 * mips.c (print_operand): Add `F' and `W' for floating-point
11617 comparison opcodes.
11618 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11620 (mips_adjust_insn_length): New function.
11621 (mips_output_conditional_branch): New function.
11622 * mips.md (length): Adjust attribute definition to handle
11623 conditional branches. Change lengths to bytes, rather than
11624 instructions throughout. Remove length attribute from
11625 instructions whose length is four bytes, and rely on the default
11627 (dslot): Fix typo in comment.
11628 Reword conditional branch patterns to use
11629 mips_output_conditional_branch.
11631 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11633 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11634 (LIB_SPEC): Likewise.
11635 Link with -lprof1_r for -g/-pg.
11637 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11639 * loop.c (check_dbra_loop): Fix change of Jan 19.
11641 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11643 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11644 (STARTFILE_SPEC): Define, override the svr4.h version.
11645 (ENDFILE_SPEC): Likewise.
11647 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11649 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11650 * fixinc/fixincl.x: Regenerated.
11651 * fixinc/inclhack.sh: Regenerated.
11653 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11655 * sh.c (barrier_align): Don't return early for normal branch/barrier
11656 when optimizing for SH2.
11658 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11660 * i386/udk.h (LINK_SPEC): Correct linker search path for
11663 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11665 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11666 (braf_label_ref_operand): Delete.
11667 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11668 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11669 label_ref, and has no predicate.
11670 The patten has a predicate to guard against invalid substitutions.
11671 (dummy_jump): Delete.
11672 (casesi): Update use of casesi_jump_2.
11674 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11676 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11677 *fixinc/fixincl.x: regenerate
11678 *fixinc/inclhack.sh: regenerate
11680 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11682 * dwarf2out.c (add_incomplete_type): New fn.
11683 (gen_struct_or_union_type_die): Call it.
11684 (retry_incomplete_types): New fn.
11685 (dwarf2out_finish): Call it.
11687 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11689 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11690 current block starts with a CODE_LABEL and ends with a CALL and
11691 we can not find all the argument setup instructions for the CALL.
11693 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11695 Revert this change:
11696 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11697 something is a candidate for optimize_bit_field_compare.
11699 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11701 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11703 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11705 * alpha.c (override_options): Thinko in last patch.
11707 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11708 (LIB_SPEC): Recognize -pthread.
11710 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11712 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11713 definition in config/arm/coff.h
11714 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11716 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11718 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11719 fixes that need "file=xxx\n" prepended before invocation
11720 (start_fixer - new): starting the fixer process is complex enough
11721 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11722 (process): uses the new routine; omit usage of putenv()
11723 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11724 * fixinc/fixincl.x: regenerate
11726 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11728 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11729 and version #s (1.1 -> 2.96) as needed.
11730 * README.g77: Kill way out of date file in the toplevel directory.
11732 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11734 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11735 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11736 * configure: Rebuilt.
11737 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11738 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11739 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11740 (SWITCH_TAKES_ARG): Likewise.
11741 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11742 * config/t-freebsd: Moved from config/i386/ so it can used for all
11745 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11747 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11749 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11751 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11752 * configure: Rebuilt.
11754 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11756 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11757 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11758 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11759 (rs6000_output_load_toc_table): Same.
11760 (output_prolog, output_mi_thunk): Same.
11761 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11762 (ASM_GLOBALIZE_LABEL): Use putc.
11764 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11766 * alpha.md (reload_*_help): New patterns and splitters.
11767 (reload_*): Use them.
11768 (mov[qh]i): Likewise.
11770 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11772 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11775 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11777 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11779 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11781 * flow.c (mark_regs_live_at_end, insn_dead_p,
11782 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11783 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11784 hasn't run or the frame pointer is needed.
11785 * haifa-sched.c (attach_deaths): Likewise.
11786 * sched.c (attach_deaths): Likewise.
11788 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11790 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11791 calculate_can_reach_end returns nonzero.
11793 * configure.in (native gas tests): Search for an assembler in the
11794 same manner that the installed compiler will.
11795 * configure: Rebuilt.
11796 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11798 * alias.c (find_base_term): Improve handling of addresses
11799 constructed from binary operations.
11801 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11803 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11805 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11807 * function.h (cleanup_label, frame_offset): Declare.
11808 (tail_recursion_label, tail_recursion_reentry): Likewise.
11809 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11810 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11811 (tail_recursion_label, tail_recursion_reentry): Likewise.
11812 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11814 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11816 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11818 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11819 (MAX_OFILE_ALIGNMENT): Define.
11821 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11823 * fixincl.c: Replace local include scheme with #includes of
11824 gansidecl.h and system.h.
11825 * procopen.c: Likewise.
11826 * server.c: Likewise.
11828 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11830 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11831 (crti.o): Add build rule and dependencies.
11832 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11834 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11836 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11837 (LIB_LINUX_SPEC): Likewise.
11838 (LIB_LINUX_SPEC): Add support for -pthread
11839 (CPP_OS_LINUX_SPEC): Likewise.
11840 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11843 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11845 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11847 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11848 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11849 for IEEE math and CC_FCOMI.
11850 (put_jump_code): No IEEE if CC_FCOMI is set.
11852 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11854 * fold-const.c (fold_truthop): Make the field reference unsigned
11855 when converting a single bit compare.
11857 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11859 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11861 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11863 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11864 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11867 * reload.c (push_reload): Do not call remove_address_replacements
11868 when presented with identical optional reloads.
11870 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11872 * alpha.h (MASK_FIX, TARGET_FIX): New.
11873 (MASK_*): Reorganize constants.
11874 (CPP_AM_FIX_SPEC): New.
11875 (TARGET_SWITCHES): Add FIX.
11876 (EXTRA_SPECS): Likewise.
11877 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11878 (SECONDARY_MEMORY_NEEDED): Likewise.
11879 (REGISTER_MOVE_COST): Likewise.
11880 * alpha.c (override_options): Add FIX support. Always use
11881 ALPHA_TP_PROG for ev6.
11882 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11883 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11884 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11886 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11888 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11889 something is a candidate for optimize_bit_field_compare.
11891 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11893 * gcc.texi (Passes): Document branch-shortening.
11894 * invoke.texi (Debugging Options): Document the fact that `-dp'
11895 outputs length information for instructions.
11897 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11899 * flow.c: Revert previous delta.
11901 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11903 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11904 FRAME_POINTER_REGNUM.
11905 (mark_set_1): Ditto.
11906 (mark_used_regs): Ditto.
11908 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11910 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11911 (GOT_PCREL): New macro. Define to 1 if not already defined.
11912 * arm/elf.h (GOT_PCREL): Define to 0.
11913 * arm.c (arm_finalize_pic): Take into account the setting of
11916 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11918 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11919 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11921 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11922 store elimination candidates.
11924 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11926 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11929 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11931 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11932 Add use of x-aix41-gld.
11934 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11936 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11937 (ASM_OUTPUT_DESTRUCTOR): Define.
11939 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11941 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11942 last CODE_LABEL in a loop if we have previously passed a jump
11943 to the top of the loop.
11945 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11947 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11948 applying Philip's patch.
11950 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11952 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11955 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11957 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11959 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11961 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11962 Also remove a useless comment.
11964 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11966 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11968 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11970 * collect2.c (main): Only generate import or export file and add
11971 to link arguments if non-empty. Use xmalloc not alloca.
11972 (write_{export,import}_file): Delete.
11973 (write_aix_file): New function.
11974 (locatelib): Use xmalloc not malloc.
11975 (GCC_OK_SYMBOL): Do not check type if aix64.
11977 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11979 Based on patch by Scott Bambrough and Pat Beirne:
11980 * config/arm/arm.c (making_const_table): New variable.
11981 * config/arm/arm.h (making_const_table): Declare.
11982 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11984 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11985 Keep track of when we are building the constant table.
11987 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11989 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11992 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11994 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11997 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11999 * tm.texi (FUNCTION_ARG): Correct description of a stack element
12002 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
12004 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
12006 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12008 * rs6000.c (output_mi_thunk): Enable full support again.
12010 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
12012 * sh.h (BRANCH_COST): Define.
12014 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
12016 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
12018 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
12020 * function.c (assign_stack_local): Align stack slot propertly.
12021 (assign_outer_stack_local): Likewise.
12023 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
12025 * expr.h (lang_expand_constant): Declare.
12026 * toplev.c (lang_expand_constant): Define it.
12027 * varasm.c (output_constant): Use it.
12029 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12031 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
12032 Change function definitions to K&R style.
12034 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12036 * fixinc/fixincl.c: We must not ignore SIGCLD now.
12038 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
12040 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
12041 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
12042 (several places): omit static initialization
12043 (process): use single fd, since only the read fd is used
12044 * fixinc/gnu-regex.c: define 'const' away, if not supported
12045 * fixinc/procopen.c(several places): omit static initialization
12046 * fixinc/server.c: define 'volitile' away, if not supported
12048 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
12050 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
12051 asm_fprintf and %L to generate the label name.
12052 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
12053 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
12055 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
12057 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
12058 insn for a conditional jump can not be found.
12060 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
12062 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
12063 on variables in specific sections other than .sbss and .sdata.
12065 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
12067 * stmt.c (expand_return): Call start_cleanup_deferral and
12068 end_cleanup_deferral around conditional code.
12070 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
12072 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
12073 filename lists. Utilizes new "krstr" AutoGen function.
12074 * fixinc/fixincl.x: Rebuilt.
12076 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
12078 * i386.c (output_float_compare): Avoid GNU-C extensions.
12080 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12082 * version.c: Bump to distinguish mainline tree from the
12085 See ChangeLog.1 for earlier changes.