1 1999-11-17 Mark Mitchell <mark@codesourcery.com>
3 * Makefile.in (toplev.o): Depend on except.h.
4 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
6 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
7 * i386.md (divmodsi4): Rewrite to expander.
8 (*divmodsi4_nocltd): New.
9 (*divmodsi4_cltd): New.
10 (divmodsi4 splitter): Handle the case when input comes in edx.
11 (udivmodhi4): Do not use constraints in exander.
12 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
14 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
16 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
19 1999-11-16 Jakub Jelinek <jakub@redhat.com>
21 * explow.c (hard_function_value): Add outgoing argument.
22 * expr.h (hard_function_value): Declare it.
23 * calls.c (expand_call, emit_library_call_value): Update callers.
24 * function.c (aggregate_value_p): Ditto.
25 (diddle_return_value): Must look at the outgoing registers
26 on archs with register windows.
28 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
30 * alpha.c (alpha_build_va_list): Use make_lang_type and
31 initialize TYPE_NAME for the va_list record.
33 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
35 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
37 * ggc.h (struct ggc_statistics): Rearrange elements for better
38 packing on 64-bit hosts.
39 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
40 (compute_nearerout): Likewise.
42 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
44 * config/rs6000/rs6000.c (first_reg_to_save): Save
45 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
47 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
49 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
50 notion of nesting to find the DIE for a type or function.
51 DIEs can go in limbo even if we got a context_die.
52 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
53 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
55 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
56 (gen_type_die): Writing out the context doesn't cause member class
57 template instantiations to be written out as well.
59 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
61 * rs6000.h (ASM_OUTPUT_DEF): New.
62 Based on proposed addition from David Edelsohn.
64 1999-11-15 Robert Lipe <RobertLipe@usa.net>
65 Bruce Korb <autogen@linuxbox.com>
68 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
69 (unixware7_byteorder_fix): added. Removes conflicts for new defs
71 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
72 (svr4_endian): enabled with SVR5
73 (svr4_mkdev): simplified syntax and enabled with SVR5
75 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
77 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
79 * config/t-freebsd-thread: New file.
81 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
83 * i386.c (ix86_decompose_address): Verify the base is a REG
84 before trying to examine its register number.
86 * basic-block.h: Remove all #defines and prototypes related to
88 (free_bb_mem, compute_preds_succs): Remove prototype.
89 * rtl.h (free_bb_mem): Remove prototype.
90 * flow.c (alloc_int_list_node); Remove function.
91 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
92 (compute_preds_succs, free_bb_mem): Likewise.
93 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
94 * toplev.c (rest_of_compilation): Likewise.
95 * haifa-sched.c (build_control_flow): Use flow generated edge
96 list to build the haifa specific edge list.
97 (find_rgns): Use new CFG data structures instead of pred/succ lists.
98 (schedule_insns): Do not build pred/succ lists anymore. Instead
101 * basic-block.h (dump_bb_data): Remove declaration.
102 * flow.c (dump_bb_data): Remove function.
103 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
104 (sbitmap_union_of_predsucc): Likewise.
106 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
107 argument. All callers changed.
108 (delete_null_pointer_checks_1): No longer need to compute the
111 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
113 (pre_expr_reaches_here_p_work): Likewise.
114 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
115 * lcm.c (compute_laterin): Fix initialization of LATER.
116 (compute_nearerout): Similarly for NEARER.
118 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
120 * cse.c (set_nonvarying_address_components): Delete unused function.
121 (refers_to_p): Likewise.
123 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
125 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
128 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
130 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
131 definition in do while (0).
133 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
135 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
137 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
139 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
141 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
143 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
144 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
145 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
146 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
148 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
149 saved on the stack. Output more accurate stack frame statistics
152 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
154 * genextract.c (record_insn_name): New function.
155 (get_insn_name): No longer a stub.
156 (main): Call record_insn_name for each insn. After each label
157 written, print the insn name in a comment.
159 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
161 * output.h (const_section, init_section, fini_section): Add
164 * alpha/elf.h (const_section): Delete declaration.
166 * svr4.h (const_section): Likewise.
168 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
170 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
171 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
172 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
174 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
175 variable-sized array bounds.
177 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
179 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
182 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
184 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
185 addresses the same way GO_IF_LEGITIMATE_INDEX does.
187 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
189 * cse.c (hash_arg_in_struct): Delete.
190 (struct table_elt): Delete elt in_struct.
191 (struct set): Delete elt src_in_struct.
192 (merge_equiv_classes): Don't set either hash_arg_in_struct or
193 the corresponding in_struct elts.
194 (canon_hash): Likewise.
195 (safe_hash): Likewise.
196 (find_best_addr): Likewise.
197 (record_jump_cond): Likewise.
198 (cse_insn): Likewise.
200 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
202 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
204 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
207 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
209 * function.c (diddle_return_value): Put back check that the DECL_RTL
210 for the function is a register.
212 * function.c (diddle_return_value): Use hard_function_value to
213 get an rtx suitable for use in the USE/CLOBBER insn.
215 * global.c (global_conflicts): Update comments.
216 (record_conflicts): No need to record conflicts between pseudos here.
218 1999-11-11 Bruce Korb <autogen@linuxbox.com>
220 * fixinc/fixincl.c: Added verbose levels for status messages
222 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
224 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
225 operand as argument to expand_and or expand_binop.
227 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
229 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
232 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
234 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
236 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
238 * flow.c (compute_flow_dominators): Initially put all blocks on
240 * lcm.c (compute_antinout_edge, compute_available): Similarly.
241 * gcse.c (compute_cprop_avinout): Remove.
242 (compute_cprop_data): Use compute_available.
243 (delete_null_pointer_checks_1): Use compute_available.
245 * basic-block.h (compute_available): Returns a void now.
246 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
247 to return a value anymore.
248 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
249 worklists. Fix boundary cases. Compute maximal solutions.
250 (compute_laterin, compute_nearerout): Similarly.
252 * dwarf2out.c (add_AT_location_description): Allow
253 (mem (plus (pseudo) (...)) too.
255 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
257 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
259 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
260 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
262 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
264 * gansidecl.h: Likewise.
270 * toplev.h: Likewise.
276 * varray.c: Likewise.
278 * varray.h: Likewise.
280 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
282 * gcov.c (struct arcdata): Add hits and total, remove prob.
283 (output_branch_counts): New.
284 (process_args): Set output_branch_counts if -c.
285 (calculate_branch_probs): Store hits and total instead of
287 (output_data): Emit counts if output_branch_counts is true.
288 * gcov.texi (Invoking Gcov): Document -c switch..
290 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
292 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
293 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
295 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
297 * invoke.texi (C Dialect Options): Add missing builtins from
299 * extend.texi (Other Builtins): Copy to this list.
301 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
303 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
304 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
307 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
309 * flow.c (compute_flow_dominators): No longer treat basic block 0
310 or (n_basic_blocks - 1) specially. Clear the AUX field before
311 starting computation of doms/pdoms. Fix initial state for pdoms.
313 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
315 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
316 match rtl.o's: added ggc.h and toplev.h
317 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
318 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
319 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
321 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
323 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
324 from HAVE_DOS_BASED_FILESYSTEM.
325 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
326 HAVE_DOS_BASED_FILESYSTEM.
328 (split_directories): Only special-case DOS file names if
329 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
330 instead of explicit tests. Conditionalize on !VMS.
331 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
332 tests. Conditionalize on !VMS.
333 (process_command): Only use make_relative_prefix if !VMS.
334 (free_split_directories): Conditionalize on !VMS.
335 (DIR_UP): Conditionalize on !VMS.
337 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
339 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
341 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
343 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
346 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
348 * invoke.texi (Environment Variables): Document relative path
350 * gcc.c (DIR_UP): If not defined, define as "..".
351 (standard_bindir_prefix): New static, holds target location to
353 (split_directories): New function to split a filename into
354 component directories.
355 (free_split_directories): New function, release memory allocated
356 by split_directories.
357 (make_relative_prefix): New function, make a relative pathname if
358 the compiler is not in the expected location.
359 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
360 can figure out an appropriate prefix from argv[0].
361 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
362 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
363 STANDARD_BINDIR_PREFIX.
365 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
367 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
369 * config/c4x/c4x.h: Moved prototypes to c4x.h.
370 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
371 c4x_secondary_memory_needed) Delete.
372 (fp_zero_operand): Add mode argument.
374 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
376 * reload1.c (reload_reg_free_for_value_p): Don't use a register
377 that is in reload_reg_used.
379 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
381 * config/arm/arm-protos.h: New file: Prototypes for functions
382 defined in arm.c and pe.c.
383 * config/arm/arm.h: Fix compile time warnings.
384 * config/arm/arm.c: Fix compile time warnings.
385 * config/arm/pe.h: Fix compile time warnings.
386 * config/arm/aout.h: Fix compile time warnings.
388 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
390 * config/m32r/m32r-protos.h: New file: Prototypes for functions
393 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
394 Add support for subtargets.
395 Add prototypes for new predicates.
396 Add scheduling macros.
398 * config/m32r/m32r.c: Fix compile time warnings.
399 (int8_operand): New predicate function.
400 (reg_or_cmp_int16_operand): New predicate function.
401 (extend_operand): New predicate function.
402 (m32r_adjust_code): New scheduling function.
403 (m32r_adjust_priorty): New scheduling function.
404 (m32r_sched_init): New scheduling function.
405 (m32r_sched_reorder): New scheduling function.
406 (m32r_sched_variable_issue): New scheduling function.
407 (direct_return): New codegen function.
408 (m32r_not_same_reg): New rtl testsing function.
410 * config/m32r/m32r.md: Fix compile time warnings.
411 Add support for pre decrement and post increment memory
416 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
418 * global.c (EXECUTE_IF_CONFLICT): Don't define.
419 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
420 (find_reg): Likewise.
422 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
424 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
425 to avoid assembler errors.
427 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
429 * config/v850/v850-protos.h: New file: Prototypes for functions
431 * config/v850/v850.h: Move prototypes to v850-protos.h
432 * config/v850/v850.c: Move prototypes to v850-protos.h
433 * config/v850/v850.md: Fix compile time warnings.
435 * config/fr30/fr30-protos.h: New file: Prototypes for functions
437 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
438 * config/fr30/fr30.c: Fix compile time warnings.
439 * config/fr30/fr30.md: Fix compile time warnings.
441 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
443 * tree.h (get_containing_scope): Declare it.
444 * tree.c (get_containing_scope): New fucntion.
445 (decl_function_context): Use it.
446 * toplev.c (rest_of_compilation): Use get_containing_scope.
448 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
450 * Makefile.in (rtl.o): Depend on toplev.h.
452 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
454 * cse.c (delete_trivially_dead_insns): Replace alloca with
456 * except.c (update_rethrow_references): Likewise.
457 (init_eh_nesting_info): Likewise.
458 * function.c (identify_blocks): Likewise.
459 * gcse.c (dump_hash_table): Likewise.
460 * graph.c (print_rtl_graph_with_bb): Likewise.
461 * loop.c (combine_movables): Likewise.
462 (move_movables): Likewise.
463 (count_loop_regs_set): Likewise.
464 (strength_reduce): Likewise.
465 * profile.c (compute_branch_probabilities): New function, split
467 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
468 * regclass.c (regclass): Likewise.
469 * regmove.c (regmove_optimize): Likewise.
470 * toplev.c (compile_file): Likewise.
471 (main): Don't mess with the stack rlimit.
473 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
475 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
476 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
478 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
480 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
482 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
484 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
485 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
488 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
490 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
492 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
494 * gcse.c (post_dominators): Kill.
495 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
496 (compute_code_hoist_data): Use compute_flow_dominators. Do not
497 pass in a pdom array since we do not need pdoms.
498 * haifa-sched.c (schedule_insns): Similarly.
499 * flow.c (compute_dominators): Remove dead function.
500 (compute_flow_dominators): Do not compute doms or pdoms if the
501 caller does not request them. Split up loop to build doms and
502 pdoms. Use a worklist to compute doms and pdoms.
503 * basic-block.h (compute_dominators): Remove prototype.
505 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
507 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
508 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
509 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
510 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
511 (cant_move, fed_by_spec_load, is_load_insn): Remove.
512 (schedule_region): Remove unused variable.
513 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
515 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
517 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
518 (update_equiv_regs): Likewise.
519 (block_alloc): Likewise.
520 * reg-stack.c (reg_to_stack): Likewise.
521 (convert_regs_2): Likewise.
522 * reload1.c (reload_as_needed): Likewise.
524 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
526 * Makefile.in (dbxout.o): Depend on ggc.h.
527 (dwarf2out.o): Likewise.
528 (xcoffout.o): Likewise.
529 * dbxout.c: Include ggc.h.
530 (dbxout_init): Register lastfile as a root.
531 * dwarf2out.c: Include ggc.h.
532 (dwarf2out_line): Register lastfile as a root.
533 * xcoffout.c: Include ggc.h.
534 (xcoffout_source_line): Register xcoff_lastfile as a root.
536 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
538 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
540 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
542 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
544 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
546 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
548 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
549 (EXECUTE_IF_CONFLICT): Likewise.
550 (ALLOCNO_LIVE_P): Avoid signed division.
551 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
552 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
553 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
555 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
557 * haifa-sched.c (schedule_block): Don't crash if there's no
558 next insn for an interblock movement.
559 (add_branch_dependences): Don't allow clobber insns to move either.
561 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
563 * i386.c (split_xf): New.
564 * i386-protos.h: Declare it.
565 * i386.md (movxf_1): Add general regs alternatives.
566 (movxf_1+1): New splitter for same.
568 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
570 * function.c (purge_addressof_1): Add missing return values.
572 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
574 * function.c (is_addressof): New function. Returns true if
575 the given piece of RTL is an ADDRESSOF.
576 (purge_addressof_1): Make boolean. Return false if the
577 ADDRESSOFs could not be purged.
578 (purge_addressof): If ADDRESSOFs could not be purged from the
579 notes attached to an insn, remove the offending note(s),
580 unless they are attached to a libcall.
582 1999-11-05 Andreas Jaeger <aj@suse.de>
584 * genoutput.c (null_operand =): Initialize all fields.
586 * errors.h: Add extern to prototypes.
588 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
590 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
591 * configure: Rebuilt.
593 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
595 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
596 (mirror_conflicts): New function.
597 (global_alloc): Call it.
598 (expand_preferences): Remove redundant CONFLICTP test.
599 (find_reg, dump_conflicts): Likewise.
600 (prune_preferences): Process conflicts one word at a time.
602 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
604 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
605 instead of an explicit loop.
607 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
609 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
610 if REG_RETVAL check succeeds, then put classp in src_elt.
612 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
614 * function.c (pad_to_arg_alignment): Only update argument_pad
615 if the argument's alignment is greater than STACK_BOUNDARY.
617 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
619 * bitmap.h (BITMAP_XFREE): New.
620 * flow.c (life_analysis): Use it.
621 (life_analysis_1): Free blocks.
623 * combine.c (undo_commit): New.
624 (try_combine): Use it. Don't zap undobuf.undos.
625 (combine_instructions): Don't zap undobuf.undos; free the
628 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
630 * stmt.c (cost_table_): New.
631 (estimate_case_costs): Use it instead of xmalloc.
633 * toplev.c (compile_file): Reuse dumpname memory instead
636 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
638 * reg-stack.c (convert_regs_1): Initialize target_stack->top
639 after verifying an EH edge.
641 * haifa-sched.c (init_rgn_data_dependences): Correctly
642 size bb_pending_lists_length when zeroing.
644 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
646 * function.c (diddle_return_value): New.
647 (expand_function_end): Use it.
648 * stmt.c (expand_null_return): Likewise.
649 (expand_value_return): Likewise.
651 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
653 * reload1.c (reload): Don't remove return value clobbers.
655 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
657 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
659 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
661 * cse.c (cse_main): Use xmalloc, not alloca.
662 (cse_basic_block): Likewise.
663 * local-alloc.c (local_alloc): Likewise.
665 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
666 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
668 * rtl.c: Include toplev.h.
669 (fatal): Remove declaration.
671 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
673 * haifa-sched.c (schedule_block): Fix thinko.
675 1999-11-03 James McKelvey <mckelvey@fafnir.com>
677 * fixinc/fixincl.c(create_file): Allow for systems that do not have
680 1999-11-03 Philippe De Muyter <phdm@macqel.be>
682 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
683 call `malloc' instead.
685 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
687 * flags.h (flag_renumber_insns): Declare.
688 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
690 * rtl.h (renumber_insns): Change prototype.
691 * toplev.c (flag_renumber_insns): Define.
692 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
694 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
696 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
697 and fpsqrtd. Use them and create fdiv function unit to more
698 accurately represent fpu sqrt pipeline semantics on UltraSparc.
699 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
701 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
703 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
705 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
706 insn into ready list, do not use just a raw swap.
708 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
710 * rtl.h (renumber_insns): New function.
711 (remove_unnecessary_notes): Likewise.
712 * emit-rtl.c (renumber_insns): Define.
713 (remove_unncessary_notes): Likewise.
714 * toplev.c (rest_of_compilation): Remove dead code.
715 Use renumber_insns and remove_unncessary_notes.
717 * gcse.c (struct null_pointer_info): New type.
718 (get_bitmap_width): New function.
719 (current_block): Remove.
720 (nonnull_local): Likewise.
721 (nonnull_killed): Likewise.
722 (invalidate_nonnull_info): Take a null_pointer_info as input.
723 (delete_null_pointer_checks_1): New function.
724 (delete_null_pointer_checks): Use it.
726 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
727 (split_edges): Likewise.
728 (schedule_block): Likewise.
729 (compute_block_backward_dependencies): Likewise.
730 (schedule_region): Likewise.
731 (schedule_insns): Likewise.
733 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
735 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
736 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
737 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
738 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
739 * jump.c (delete_unreferenced_labels): Don't delete if
740 LABEL_ALTERNATE_NAME is set.
741 * print-rtl.c (print_rtx): Dump alternate name.
742 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
743 * rtl.h (LABEL_ALTERNATE_NAME): Define.
744 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
745 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
747 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
749 * fix-header.c (recognized_extern, recognized_function): Constify
752 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
753 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
754 (compute_available): Remove unused variable `last'.
755 (compute_nearerout): Remove unused variable `temp_bitmap'.
756 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
757 Remove unused variable `x'.
759 * scan.h (recognized_function, recognized_extern): Constify a
762 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
764 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
766 * varasm.c (decode_rtx_const): Use XSTR to access the string
769 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
771 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
773 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
775 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
777 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
779 * pa.c (ireg_operand): New function.
780 * pa.h (PREDICATE_CODES): Handle ireg_operand.
781 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
782 Fix out of date comment.
784 * pa.md (negdi2): Turn into expander + anonymous pattern.
786 * reload.c (find_reloads): Fix typos in recent change.
788 * dwarf2out.c: Do not include ctype.h.
790 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
792 * regclass.c (record_reg_classes): Always use may_move_cost when
793 seeing how operand fits with various register classes.
795 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
797 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
798 * toplev.c: Revert Nov 1 13:22 change.
800 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
802 * config/pa/pa.md (height reduction patterns): Add checks for
803 overlapping operands to avoid semantic-destroying splits for
804 height reduction patterns.
806 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
808 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
809 have been an hyphen, fixed.
810 * configure: Rebuilt.
812 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
814 * config/arm/tpe.h: Add prototypes for exported functions.
815 * config/arm/pe.c: Fix compile time warnings.
816 * config/arm/semi.h: Fix compile time warnings.
817 * config/arm/arm.c: Fix compile time warnings.
818 * config/arm/arm.h: Fix compile time warnings.
819 * config/arm/arm.md: Fix compile time warnings.
820 * config/arm/thumb.c: Fix compile time warnings.
821 * config/arm/thumb.h: Fix compile time warnings.
822 * config/arm/thumb.md: Fix compile time warnings.
824 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
826 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
829 * unroll.c (unroll_loop): Remove LOOP notes when loop is
832 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
834 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
836 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
838 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
839 * rtl.h (rtx_equal_p): Move prototype.
840 * rtl.c (rtx_equal_function_value_matters): Move from
842 (rtx_equal_p): Likewise.
843 * rtlanal.c (rtx_equal_function_value_matters): Delete.
844 (rtx_equal_p): Likewise.
846 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
848 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
851 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
853 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
855 * pa.h (ADDR_VEC_ALIGN): Define.
857 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
858 notes when presented with "if (foo) break; end_of_loop" and
859 the break sequence gets moved out of the loop.
861 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
862 Remove explicit zero initializations of entries within MAP.
864 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
866 * reg-stack.c (convert_regs_1): Handle EH edges specially.
868 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
870 * bitmap.h (BITMAP_XMALLOC): New macro.
871 * flow.c (CLEAN_ALLOCA): Remove.
872 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
873 (life_analysis): Likewise.
874 (update_life_info): Don't use CLEAN_ALLOCA.
875 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
876 (calculate_global_regs_live): Likewise.
877 (print_rtl_with_bb): Likewise.
878 (verify_flow_info): Likewise.
879 * global.c (global_alloc): Likewise.
880 (global_conflicts): Likewise.
881 * integrate.c (save_for_inline_nocopy): Likewise.
882 (expand_inline_function): Likewise.
883 * jump.c (jump_optimize_1): Likewise.
884 (duplicate_loop_exit_test): Likewise.
885 (thread_jumps): Likewise.
886 * loop.c (loop_optimize): Likewise.
887 (combine_givs): Likewise.
888 (recombine_givs): Likewise.
889 * reorg.c (dbr_schedule): Likewise.
890 * unroll.c (unroll_loop): Likewise.
892 * combine.c (combine_instructions): Use xmalloc instead of alloca.
894 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
896 * toplev.c (rest_of_compilation): Don't optimize the CFG
897 when rebuilding, just before dbr.
899 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * output.h (assemble_end_function, assemble_destructor,
902 assemble_constructor, assemble_gc_entry, assemble_global,
903 assemble_label, output_constant_pool) Constify a char*.
905 * varasm.c (assemble_destructor, assemble_constructor,
906 assemble_gc_entry, assemble_end_function, assemble_global,
907 assemble_label, output_constant_pool): Likewise.
909 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
911 * config/arm/thumb.c (thumb_expand_prologue): Add comments
912 explaining what is goin on in this function.
914 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
916 * regclass.c (record_reg_classes): In matching case, recompute
917 costs since the direction of movement is different.
919 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
921 * resource.c (mark_target_live_regs): For unconditional branches,
922 the resources found at the branch target should be added to the
923 resources found so far, not intersected.
925 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
927 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
929 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
930 (sys/mman.h): Include this file only if #HAVE_MMAP.
931 (run_compiles): Initialize `esac_fmt' with one old KR string, not
932 with automatically concatenated ANSI strings.
934 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
936 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
937 (DIV_ROUND_UP): Robustify.
938 (ggc_recalculate_in_use_p): New function.
939 (release_pages): Don't inline it.
940 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
942 (ggc_pop_context): Use ggc_recalculate_in_use_p.
943 (clear_marks): Always save in_use_p.
944 (sweep_pages): Use ggc_recalculate_in_use_p.
945 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
946 Release pages before counting statistics.
948 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
950 * toplev.c (rest_of_compilation): Fix thinko in this change:
952 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
954 (rest_of_compilation): If inside an inlined external function,
955 pretend we are just being declared.
957 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
959 * flow.c (calculate_global_regs_live): Fix thinko.
961 * integrate.c (expand_inline_function): Fix bugs in previous
962 change from Oct 28, 1999.
964 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
966 * stmt.c (expand_value_return): Fix typo in this change:
968 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
969 (expand_value_return): Correctly convert VAL when promoting function
970 return; support RETURN_REG being a PARALLEL.
972 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
974 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
976 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
978 * hard-reg-set.h (reg_names): Constify a char*.
980 * regclass.c (reg_names): Likewise.
982 * regs.h (reg_names): Likewise
984 * a29k/a29k.c (reg_names): Delete declaration.
986 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
988 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
989 arc_output_function_epilogue): Likewise.
991 * elxsi/elxsi.c (reg_names): Likewise.
993 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
995 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
998 * m88k/m88k.c (output_function_profiler): Likewise.
1000 * sparc/sparc.c (sparc_flat_output_function_prologue,
1001 sparc_flat_output_function_epilogue): Likewise.
1003 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1005 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1006 warning from -Wuninitialized and put it under -W.
1007 * function.c (uninitialized_vars_warning): Warn only when the
1008 corresponding flag is set.
1010 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1012 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1013 is nonzero and the single set does not have an elt, then assign
1016 * simplify-rtx.c: New file.
1017 * Makefile.in (OBJS): Add simplify-rtx.o
1018 (simplify-rtx.o): Add dependencies.
1019 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1020 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1021 (cse_gen_binary, simplify_unary_operation): Delete.
1022 (simplify_binary_operation, simplify_plus_minus): Likewise.
1023 (check_fold_consts, simplify_relation_operation): Likewise.
1024 (simplify_ternary_operation): Likewise.
1025 (delete_trivially_dead_insns): Simplify the contents of the
1026 REG_EQUAL note before trying to substitute it into the source
1027 of the reg-reg copy at the end of a libcall sequence.
1029 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1030 references/callers changed.
1032 * mn10200.c (mn10200_va_arg): Force the return value into a
1035 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1037 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1040 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1042 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1044 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1046 * fold-const.c (fold): Fix thinko when optimizing comparisons
1049 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1051 * gcc.texi (Passes): Update front-end files to their current
1054 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1056 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1057 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1058 (PREDICATE_CODES): Add addition_operation.
1059 * alpha-protos.h (addition_operation): Declare.
1060 (secondary_reload_class): Likewise.
1061 * alpha.c (addition_operation): New.
1062 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1063 * alpha.md (adddi3): Turn into expander.
1064 (*lda, *adddi_2): New.
1065 (movsf, movdf patterns): Don't preference integer regs.
1066 (movsi, movdi patterns): Don't preference fp regs.
1068 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1070 * genrecog.c (write_switch): Check for duplicate CODE cases.
1072 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1074 * ggc-common.c: Update pre-function commentary.
1075 * ggc-page.c: Likewise.
1077 (poison_pages): Use memset directly.
1078 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1079 (ggc_collect): Poison before sweeping.
1080 * ggc-simple.c: Update pre-function commentary.
1081 (ggc_alloc_obj): Poison non-zeroed memory.
1083 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1085 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1086 match format string, even on 64-bit hosts.
1087 * gcc-page.c (ggc_page_print_statistics): Likewise.
1089 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1091 * config/i386/i386.c (ix86_cpu): Revert last patch.
1092 * config/i386/i386.h (ix86_cpu): Ditto.
1094 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1096 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1097 TYPE_SIZE, convert type of result to sizetype.
1099 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1101 * flow.c (count_or_remove_death_notes): Equate NULL with the
1104 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1105 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1108 * i386.c (pic_label_no): Delete.
1109 (ix86_attr_length_default): Don't use single_set to peek
1112 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1113 the first insn after bb->end.
1114 * i386.md (push mem peeps): Scratch is live after evaluation
1116 (cmp mem peep): Similarly.
1118 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1120 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1121 * function.c (pad_to_arg_alignment): Add missing braces.
1123 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1125 * alpha/alpha-protos.h (literal_section): Add prototype.
1126 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1129 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1131 (alpha_start_function, alpha_end_function, float_strings,
1132 alpha_need_linkage): Constify a char*
1134 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1136 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1138 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1140 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1142 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1144 * flow.c (debug_flow_info): Add prototype.
1146 * gcc.c (main): Likewise.
1148 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1151 * reload1.c (failed_reload, set_reload_reg): Likewise.
1153 * mips-tfile.c (main): Likewise.
1154 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1155 with ATTRIBUTE_NORETURN.
1157 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1159 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1160 DECL is not a memory ref.
1162 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1164 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1165 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1167 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1169 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1170 * config/mips/elf64.h: ditto.
1172 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1174 * expr.c (emit_push_insn): New argument alignment_pad.
1175 Update all callers. Adjust stack pointer based on alignment pad.
1176 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1177 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1178 (locate_and_pad_parm): New argument alignment_pad. Update all
1180 * expr.h (emit_push_insn): Update prototype.
1181 (locate_and_pad_parm): Update prototype.
1182 * calls.c (arg_data): Add new field alignment_pad.
1183 (initialize_argument_information): Initialize alignment_pad.
1185 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1187 * except.c (free_eh_nesting_info): Free the info itself.
1188 * function.c (free_after_compilation): Don't free NULL.
1189 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1190 (pre_edge_insert): Free inserted.
1191 * stmt.c (free_stmt_status): Don't free NULL.
1193 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1195 * gcov.c (DIR_SEPARATOR): Provide default.
1196 (output_data): Add test for MS-DOS format absolute filename.
1197 (fancy_abort): Correct program name.
1198 (open_files): Open all files in binary mode.
1199 * libgcc2.c (__bb_exit_func): Likewise.
1201 * profile.c (init_branch_prob): Specify binary when opening files.
1203 * flags.h (flag_unwind_tables): New decl.
1204 * toplev.c (flag_unwind_table): New definition.
1205 (f_options): Add -funwind-tables.
1206 (decode_g_option): Clarify warning when unknown -g option is given.
1207 (rest_of_compilation): If inside an inlined external function,
1208 pretend we are just being declared.
1210 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1211 (dwarf2out_frame_finish): Likewise.
1213 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1215 * fold-const.c (merge_ranges): In not in0, but in1, handle
1216 upper bounds equal like subset case.
1218 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1220 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1221 passed in a register but moved to the stack.
1223 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1225 * gcc.c (pass_exit_codes, greatest_status): New variables.
1226 (struct option_map): Add entry for "--pass-exit-codes".
1227 (execute): Update greatest_status if error.
1228 (display_help): Add documentation for -pass-exit-codes.
1229 (process_command): Handle -pass-exit-codes.
1230 (main): Look at pass_exit_codes and greatest_status on call to exit.
1232 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1234 * reload.c (find_reloads): Refine test for no input reload
1235 case to not includes reloads emitted after insn.
1237 * function.c (find_temp_slots_from_address): Handle sum involving
1238 a register that points to a temp slot.
1239 (update_temp_slot_address): Make recursive call if both old and
1240 new are PLUS with a common operand.
1241 * calls.c (expand_call): Mark temp slot for result as having
1244 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1246 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1247 component as well as "BINUTILS".
1249 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1250 * integrate.c (copy_rtx_and_substitute): Likewise.
1251 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1252 All callers changed.
1253 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1255 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1256 gdb extensions, write size of type; also be more consistent
1257 in using references when this is a subtype.
1259 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1260 that is out of range.
1262 * loop.c (unknown_constant_address_altered): New variable.
1263 (prescan_loop): Initialize it.
1264 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1265 (invariant_p, case MEM): Remove handling for volatile and readony;
1266 check new variable if readonly.
1267 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1269 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1270 (addr_affects_sp_p): Removed from note_mem_written and only
1271 define #ifdef AUTO_INC_DEC.
1273 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1275 * regclass.c (record_reg_classes): Properly handle register move
1278 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1279 Don't think valid if both operands are invalid.
1280 (struct constant_descriptor): New field RTL.
1281 (mark_const_hash_entry): Mark it.
1282 (record_constant{,_rtx}): Initialize it.
1283 (output_constant_def): Allocate RTL in permanent obstack and
1285 ({record,compare}_constant_1): Modes must match for
1286 CONSTRUCTOR of ARRAY_TYPE.
1288 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1289 * output.h (initializer_constant_valid_p): Move decl to here.
1290 * c-common.c (initializer_constant_valid_p): Delete function from here.
1291 * varasm.c (initializer_constant_valid_p): Move function to here.
1293 * tree.h (STRIP_SIGN_NOPS): New macro.
1294 * fold-const.c (optimize_minmax_comparison): New function.
1295 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1296 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1297 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1298 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1299 widening conversions.
1300 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1301 to look at size of mode, not precision of type; also add missing cases.
1302 (optimize_bit_field_compare, decode_field_reference): Don't try to
1303 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1305 * dwarf2out.c (ctype.h): Include.
1306 (dwarf2out_set_demangle_name_func): New function.
1307 (size_of_line_info): Deleted.
1308 (output_line_info): Compute size of line info table from difference
1310 (base_type_die, add_name_attribute): Call demangle function, if any.
1311 (field_byte_offset): Use bits per word for variable length fields.
1312 (gen_array_type_die): Add array name.
1313 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1314 (dwarf2out_add_library_unit_info): New function.
1316 * explow.c (set_stack_check_libfunc): New function.
1317 (stack_check_libfunc): New static variable.
1318 (probe_stack_range): Allow front-end to set up a libfunc to call.
1320 * combine.c (simplify_comparison): When making comparison in wider
1321 mode, check for having commuted an AND and a SUBREG.
1322 (contains_muldiv): New function.
1323 (try_combine): Call it when dividing a PARALLEL.
1324 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1325 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1327 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1328 use one of the CLOBBERs instead.
1329 (if_then_else_cond): If comparing against zero, just return thing
1332 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1333 Don't generate shifts and subtract if have conditional arithmetic.
1335 * rtl.h (delete_barrier): New declaration.
1336 * jump.c (jump_optimize): Set up to handle conditional call.
1337 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1338 (delete_barrier): New function.
1340 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1342 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1344 * tree.c (build_type_attribute_variant): Push to obstack of
1345 ttype around type_hash_canon call.
1347 * expr.c (placeholder_list): Move decl to file scope.
1348 (expand_expr): Don't force access to volatile just because its
1350 If ignoring reference operations, just expand the operands.
1351 (expand_expr, case COMPONENT_REF): Propagate
1352 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1353 Refine test for using bitfield operations vs pointer punning.
1354 (expand_expr, case CONVERT_EXPR): If converting to
1355 BLKmode UNION_TYPE from BLKmode, just return inner object.
1356 Use proper mode in store_field call.
1357 Properly set sizes of object to store and total size in store_field
1358 call for convert to union.
1359 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1360 memory (like for ADDR_EXPR). Also, don't put constant in register if
1361 we'll want it in memory.
1362 (readonly_fields_p): New function.
1363 (expand_expr, case INDIRECT_REF): Call it if LHS.
1364 (expand_assignment): Handle a RESULT_DECL where
1365 DECL_RTL is a PARALLEL.
1366 (do_jump, case WITH_RECORD_EXPR): New case.
1367 (get_inner_reference): Always go inside a CONVERT_EXPR
1368 and NOP_EXPR if both modes are the same.
1369 (store_field): Use bitfield operations if size of bitsize is not same
1370 as size of RHS's type.
1371 Check for bitpos not a multiple of alignment in BLKmode case.
1372 Do block move in largest possible alignment.
1373 (store_constructor): Set BITSIZE to -1 for variable size and properly
1374 in case of array of BLKmode.
1375 (expand_expr_unaligned): New function.
1376 (do_compare_and_jump): Call it.
1378 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1379 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1380 does not include 'o'.
1382 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1383 both SET_DEST and SET_SRC reference a virtual register.
1384 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1386 * integrate.c (expand_inline_function): Handle case of setting
1387 virtual stack vars register (from built in setjmp); when parameter
1388 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1389 (subst_constant): Add new parm, MEMONLY.
1390 (expand_inline_function, integrate_parm_decls): Pass new parm.
1391 (integrate_decl_tree): Likewise.
1392 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1393 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1394 (copy_rtx_and_substitute, case SET): Add explicit calls to
1395 copy_rtx_and_substitute for both sides.
1397 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1399 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1400 within INDEX_TYPE, instead of before.
1401 (fixup_gotos): Use f->target_rtl, not the next insn,
1402 since latter may be from a later fixup.
1403 (expand_value_return): Correctly convert VAL when promoting function
1404 return; support RETURN_REG being a PARALLEL.
1405 (expand_return): When checking for result in regs and having
1406 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1408 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1410 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1411 last_nominal_fname): Mark const.
1412 (struct include_hash: name, nshort, control_macro): Mark
1414 (struct macrodef: symnam): Mark const.
1415 (struct if_stack: fname): Mark const.
1416 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1417 (IStable): New character-syntax array which encompasses all
1418 the old is_foo arrays.
1419 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1420 is_space): New macros for interrogating IStable.
1421 (check_macro_name): Kill last argument. All callers changed.
1423 * cppinit.c (initialize_char_syntax): Delete.
1424 (is_idchar, is_idstart, is_hor_space, is_space,
1425 trigraph_table): Delete.
1426 (IStable): New. Initialize with clever macros to avoid
1427 information duplication.
1428 (builtin_array): Table of builtins to get rid of explicit list
1429 in initialize_builtins.
1430 (initialize_builtins): Use builtins_array.
1431 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1432 opts->dollars_in_ident.
1434 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1436 (cpp_parse_expr): Avoid 'format string is not constant'
1437 warning. Use ISGRAPH to identify printable chars.
1438 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1440 (read_and_prescan): Map trigraphs to chars with open-coded
1441 if-else-if-... sequence, not a lookup table.
1442 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1444 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1445 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1446 (check_macro_name): Remove ability to report an invalid
1447 assertion name, which is never used.
1448 (do_line): Constify a couple of char *'s.
1449 * cppmain.c (main): Call cpp_cleanup before returning.
1451 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1453 * ggc.h (struct ggc_statistics): New type.
1454 (ggc_get_size): New function.
1455 (ggc_print_statistics): Likewise.
1456 * ggc-common.c (ggc_stats): New variable.
1457 (ggc_mark_rtx_children): Keep statistics.
1458 (ggc_mark_tree_children): Likewise.
1459 (ggc_print_statistics): New function.
1460 * ggc-page.c (struct globals): Add bytes_mapped field.
1461 (alloc_anon): Update it.
1462 (release_pages): Likewise.
1463 (ggc_get_size): New function.
1464 (ggc_page_print_statistics): New function.
1465 * ggc-simple.c (ggc_get_size): New function.
1467 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1469 * flow.c (propagate_block): When the last reference to a label
1470 before an ADDR_VEC is deleted because the reference is a dead
1471 store, delete the ADDR_VEC.
1473 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1475 * resource.c (find_free_register): Don't use the frame pointer
1476 if frame_pointer_needed.
1478 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1480 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1481 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1483 * config/i960/i960.c (i960_va_start): New locals base, num.
1484 Use INDIRECT_REF instead of ARRAY_REF on valist.
1485 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1487 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1489 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1491 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1493 * tree.def (PLACEHOLDER_EXPR): Update comments.
1495 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1497 * c-common.c (check_format_info): Avoid non-literal format string
1498 warnings when `first_arg_num' is zero.
1500 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1502 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1504 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1506 * arm.md (casesi_insn): Add a clobber of the condition code
1509 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1511 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1512 used by both cc1 and cc1plus.
1514 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1516 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1517 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1518 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1519 to the value 32 if it has not already been defined.
1520 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1521 Override definition in arm.h with a value of 8.
1523 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1525 * c-pragma.c (push_alignment): Don't check the return value
1528 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1530 * sparc.h (ADJUST_COST): Fix thinko.
1532 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1534 * cccp.c (rescan): Fixed obp pointer handling around call to
1535 check_expand subroutine.
1537 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1539 * gcse.c (delete_null_pointer_checks): Only record non-null info
1540 for pseudos when examining stores.
1542 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1543 splitters for these patterns. Use "#" for output templates.
1544 (addsi3_carryin_shift): New pattern.
1546 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1548 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1549 of the function return register into a plain REG until
1550 after function inlining is done.
1552 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1554 * jump.c (jump_optimize_1): If we did cross-jumping, and
1555 the data will matter, rebuild the CFG.
1556 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1557 not optimizing. Don't run shorten_branches.
1558 * toplev.c (rest_of_compilation): Run shorten_branches after
1561 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1563 * rtl.h (note_stores): Add additional paramter.
1564 * rtlanal.c (reg_set_p_1): Take additional paramter.
1565 (reg_set_last_1): Likewise.
1566 (reg_set_p): Adjust call to note_stores.
1567 (reg_set_last): Likewise.
1568 (note_stores): Pass data parameter to worker function.
1569 * alias.c (record_set): Take additional parameter.
1570 (init_alias_analysis): Pass it.
1571 * caller-save.c (mark_set_regs): Take additional parameter.
1572 (save_call_clobbered_regs): Pass NULL to note_stores.
1573 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1575 (record_dead_and_set_regs_1): Likewise.
1576 (reg_dead_at_p_1): Likewise.
1577 (combine_instructions): Adjust calls to note_stores.
1578 (try_combine): Likewise.
1579 (record_dead_insn): Remove.
1580 (record_dead_and_set_regs): Adjust calls to note_stores.
1581 (reg_dead_at_p): Likewise.
1582 * cse.c (invalidate_skipped_set): Take additional parameter.
1583 (cse_check_loop_start): Likewise.
1584 (cse_check_loop_start_value): Remove.
1585 (cse_set_around_loop): Adjust calls to note_stores.
1586 * flow.c (notice_stack_pointer_modification): Take additional
1587 parameter. Remove duplicate declaration.
1588 (record_volatile_insns): Adjust calls to note_stores.
1589 * gcse.c (record_set_info): Take additional parameter.
1590 (record_last_set_info): Likewise.
1591 (invalidate_nonnull_info): Likewise.
1592 (record_set_insn): Remove.
1593 (compute_sets): Adjust calls to note_stores.
1594 (last_set_insn): Remove.
1595 (compute_hash_table): Adjust calls to note_stores.
1596 (insert_insn_end_bb): Likewise.
1597 (delete_null_pointer_checks): Likewise.
1598 * global.c (mark_reg_store): Take additional parameter.
1599 (mark_reg_clobber): Likewise.
1600 (reg_becomes_live): Likewise.
1601 (global_conflicts): Adjust calls to note_stores.
1602 (build_insn_chain): Likewise.
1603 * integrate.c (note_modified_parmregs): Take additional parameter.
1604 (mark_stores): Likewise. Make it static.
1605 (save_for_inline_nocopy): Adjust calls to note_stores.
1606 (try_constants): Likewise.
1607 * integrate.h (mark_stores): Remove declaration.
1608 * jump.c (mark_modified_reg): Take additional parameter.
1609 (thread_jumps): Adjust calls to note_stores.
1610 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1612 (no_equiv): Likewise.
1613 (reg_is_set): Likewise.
1614 (validate_equiv_mem): Adjust calls to note_stores.
1615 (update_equiv_regs): Likewise.
1616 (block_alloc): Likewise.
1617 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1618 (note_addr_stored): Take additional parameter.
1619 (note_set_pseudo_multiple_uses): Likewise.
1620 (record_initial): Likewise.
1621 (prescan_loop): Adjust calls to note_stores.
1622 (strength_reduce): Likewise.
1623 (check_dbra_loop): Likewise.
1624 * regmove.c (flags_set_1): Take additional paramter.
1625 (mark_flags_life_zones): Adjust calls to note_stores.
1626 * reload1.c (mark_not_eliminable): Take additional parameter.
1627 (forget_old_reloads_1): Likewise.
1628 (reload_cse_invalidate_rtx): Likewise.
1629 (reload_cse_check_clobber): Likewise.
1630 (reload_combine_note_store): Likewise.
1631 (move2add_note_store): Likewise.
1632 (reload): Adjust calls to note_stores.
1633 (reload_as_needed): Likewise.
1634 (emit_reload_insns): Likewise.
1635 (reload_cse_regs_1): Likewise.
1636 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1637 (reload_combine): Adjust calls to note_stores.
1638 * resource.c (update_live_status): Take additional paramter.
1639 (mark_target_live_regs): Adjust calls to note_stores.
1640 * stupid.c (find_clobbered_regs): Take additional parameter.
1641 (stupid_life_analysis): Adjust calls to note_stores.
1643 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1645 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1648 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1651 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1652 of the variable arm_structure_size_boundary.
1654 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1656 * alias.c (init_alias_analysis): Allocate reg_known_value and
1657 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1659 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1660 * cse.c (cse_main): Call end_alias_analysis.
1661 * haifa-sched.c (schedule_insns): Likewise.
1662 * local-alloc. (update_equiv_regs): Likewise.
1663 * reload1.c (reload_cse_regs): Likewise.
1665 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1667 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1668 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1669 mapping from MASK_FPU.
1671 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1673 * sparc.md (call): Don't bound structure return size to 0xfff.
1675 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1677 * resource.c (mark_target_live_regs): Check that the target
1678 insn wasn't created after compute_bb_for_insn.
1680 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1682 * ggc-page.c (poison_pages): Don't be overzealous.
1684 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1686 * alias.c: Update comments for ADDRESS.
1687 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1688 it is a local memory reference.
1690 * c-typeck.c (build_function_call): Check that the built-in
1691 function is of class BUILT_IN_NORMAL before trying to recongize
1693 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1694 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1696 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1698 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1700 (pre_gcse): Likewise.
1701 (hoist_expr_reaches_here_p): Likewise.
1702 (hoist_code): Likewise.
1703 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1705 (pre_expr_reaches_here_p_work): ... here.
1706 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1708 (expr_reaches_here_p_work): ... here.
1710 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1712 * resource.c (find_basic_block): Delete.
1713 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1714 (init_resource_info): Call compute_bb_for_insn.
1716 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1718 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1719 with already adjacent blocks, but no fallthru.
1720 (merge_blocks_move_successor_nojumps): Simplify.
1721 (debug_flow_info): New.
1723 * toplev.c (rest_of_compilation): Open jump1 dump file before
1724 jump and close after, as opposed to just using dump_rtl.
1726 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1728 * reload.h (earlyclobber_operand_p): Declare.
1729 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1730 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1731 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1732 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1734 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1735 Richard Henderson <rth@cygnus.com>
1737 * emit-rtl.c (emit_block_insn_before): New.
1738 (emit_block_insn_after): New.
1739 * basic-block.h: Declare them.
1741 * bitmap.h: Protect from multiple inclusion.
1743 * recog.c (scratch_operand): Handle VOIDmode correctly.
1745 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1747 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1748 * function.c (assign_parms): Likewise.
1749 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1751 * reg-stack.c (max_uid): Remove.
1752 (blocks, block_begin, block_end, block_drops_in): Remove.
1753 (block_stack_in, block_out_reg_set, block_number): Remove.
1754 (struct block_info_def, BLOCK_INFO): New.
1755 (enum emit_where): New.
1756 (current_block): New.
1757 (BLOCK_NUM): Remove.
1758 (mark_regs_pat, record_label_references): Remove.
1759 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1761 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1762 (reg_to_stack): Simplified test for existance of fp code. Use
1763 flow.c code. Call shorten_branches after cross-jump opt.
1764 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1765 Return false if the asm doesn't use stack regs. Don't do life
1766 analysis on the asm.
1767 (emit_pop_insn): Replace function pointer arg `when' with
1768 enum `where'. Update all callers.
1769 (change_stack): Likewise. Update basic block end.
1770 (emit_swap_insn): Use current_block->head to limit reverse search
1771 for start of block. Use emit_block_insn_after.
1772 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1773 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1774 structure assignment instead of bcopy.
1776 (convert_regs_entry, convert_regs_exit): New.
1777 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1778 Work on basic blocks and the CFG.
1779 (convert_regs): Use them.
1781 * i386.c (output_fix_trunc): Remove code for DImode input operand
1782 not at top-of-stack.
1783 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1785 (fix_truncdi_1): Allow any mode scratch.
1787 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1789 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1790 * linux.h, netbsd.h, vms.h: Not here.
1792 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1794 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1795 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1796 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1797 CONDITIONAL_REGISTER_USEAGE): Use them.
1798 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1799 gen_conditional_branch,override_options) : Use them.
1800 * config/mips/mips.md : Use them.
1802 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1804 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1806 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1808 * integrate.c (function_cannot_inline_p): Don't allow inlining
1811 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1813 * c-parse.in (cast_expr): Constify.
1815 * cccp.c (special_symbol): Likewise.
1817 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1819 * dwarf2out.c (base_type_die): Likewise.
1821 * global.c (allocno_compare): Likewise.
1823 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1825 * regclass.c (fix_register): Likewise.
1827 * rtl.h (fix_register): Likewise.
1829 * stupid.c (stupid_reg_compare): Likewise.
1831 * toplev.c (decode_f_option): Likewise.
1833 * tree.c (build_complex_type): Likewise.
1835 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1837 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1839 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1841 * reload.c (find_reloads): Compute mode and nregs fields of all
1843 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1844 (calculate_needs): Use precomputed mode/nregs values.
1845 (allocate_reload_reg): Likewise.
1847 (failed_reload, set_reload_reg): ... new functions.
1848 (choose_reload_regs_init): New function, mostly broken out from...
1849 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1850 Also lose one #if 0 block.
1852 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1854 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1857 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1859 * tree.h (BLOCK_TYPE_TAGS): Remove.
1860 (BLOCK_END_NOTE): Likewise.
1861 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1862 (BLOCK_LIVE_RANGE_START): Likewise.
1863 (BLOCK_LIVE_RANGE_END): Likewise.
1864 (tree_block): Remove live_range_flag, live_range_var_flag, and
1865 type_tags. Remove end_note, live_range_start, and live_range_end.
1866 (remember_end_note): Remove prototype.
1867 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1868 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1870 * ggc-common.c (ggc_mark_tree_children): Don't mark
1871 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1872 * integrate.c (adjust_copied_decl_tree): Remove.
1873 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1874 * stmt.c (last_block_end_note): Remove.
1875 (init_stmt): Don't add a GC root for it.
1876 (expand_fixup): Don't set it.
1877 (remember_end_note): Remove.
1878 (expand_end_bindings): Don't set last_block_end_note.
1880 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1882 * reload1.c (reload_reg_free_for_value_p): Show
1883 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1886 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1888 * expmed.c (extract_bit_field): Allow for the case of non-integer
1889 objects that are smaller than a word (like SFmode on a 64-bit
1892 * loop.c (basic_induction_var): A non-integer variable which is
1893 being set by a paradoxical subreg is probably not a biv.
1895 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1897 * prefix.c (translate_name) Check for empty prefix string.
1899 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1901 * Makefile.in (CPP_CROSS_NAME): New variable.
1902 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1904 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1905 names of the files to be uninstalled.
1907 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1909 * collect2.c (IS_DIR_SEPARATOR): Define.
1910 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1912 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1915 * haifa-sched.c (add_dependence): Update the true dependency
1916 cache the first time we add a true dependence to the LOG_LINKS chain.
1918 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1920 * fold-const.c (fold): Fix comment.
1922 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1924 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1925 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1926 dbxout_start_new_source_file, dbxout_source_file,
1927 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1928 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1930 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1931 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1932 (dbxout_block): Initialize variable `blocknum'.
1934 * dbxout.h (dbxout_init, dbxout_finish,
1935 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1936 dbxout_args, dbxout_source_line): Constify a char*.
1938 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1939 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1940 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1941 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1942 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1943 src_info_attribute, mac_info_attribute, producer_attribute,
1944 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1945 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1946 dwarfout_undef): Constify a char*.
1947 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1949 * dwarfout.h (dwarfout_define, dwarfout_undef,
1950 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1952 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1954 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1955 (MULTILIB_ISA_DEFAULT): New.
1956 (MULTILIB_DEFAULTS): Use it.
1957 * config/mips/mips.c (): Remove the now unnecessary definition
1958 of MIPS_ISA_DEFAULT.
1959 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1960 unnecessary definition.
1962 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1964 * arm.md (pic_load_addr): Add constraints to operand 1.
1966 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1968 * fixinc/genfixes: Provide a means for specifying -D options to
1971 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1973 * arm.c (arm_override_options): Correct initialization of
1974 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1975 arm_is_strong, and arm_is_6_or_7.
1977 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1978 (note_set_pseudo_multiple_uses): New function.
1979 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1980 if a pseudo set in the loop exit is used elsewhere.
1982 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1984 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1986 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1988 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1989 a single load-address pattern.
1991 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1993 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1994 depending on whether or not line-number notes are present.
1996 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1998 * cccp.c (progname, file_buf, default_include, include_file,
1999 macrodef, definition, hashval, wchar_type, user_label_prefix,
2000 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2001 expand_to_temp_buffer, is_system_include, base_name,
2002 absolute_filename, read_name_map, open_include_file,
2003 record_control_macro, check_precompiled, check_preconditions,
2004 pcfinclude, pass_thru_directive, create_definition,
2005 check_macro_name, comp_def_part, collect_expansion,
2006 check_assertion, read_token_list, assertion_install,
2007 assertion_lookup, eval_if_expression, conditional_skip,
2008 validate_else, skip_quoted_string, quote_string, macarg1,
2009 error_from_errno, install, lookup, hashf, dump_defn_1,
2010 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2011 check_white_space, rescan, handle_directive, monthnames,
2012 special_symbol, do_include, remap_include_file, write_output,
2013 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2014 do_ident, do_sccs, do_xifdef, skip_if_group,
2015 output_line_directive, macroexpand, macarg, change_newlines,
2016 initialize_builtins, make_definition): Constify a char*.
2018 * pcp.h (stringdef): Likewise.
2020 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2022 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2025 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2026 Richard Henderson <rth@cygnus.com>
2028 * alias.c: Include ggc.h.
2029 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2030 (record_set): Verify enough room in reg_base_value.
2031 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2032 Register it as a GC root.
2033 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2034 * Makefile.in (alias.o): Depend on ggc.h.
2036 * unroll.c (unroll_loop): Verify the insn before a barrier
2037 is a JUMP_INSN before checking JUMP_LABEL.
2039 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2041 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2042 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2043 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2044 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2045 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2046 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2048 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2050 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2052 * alpha/alpha-interix.h (text_section): Delete prototype.
2053 * alpha/elf.h (text_section): Likewise.
2054 * arm/linux-elf.h (text_section): Likewise.
2055 * arm/linux-telf.h (text_section): Likewise.
2056 * c4x/c4x.h (text_section): Likewise.
2057 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2058 * elfos.h (text_section): Likewise.
2059 * i386/aix386ng.h (text_section): Likewise.
2060 * i386/i386-interix.h (text_section): Likewise.
2061 * i386/sco5.h (text_section): Likewise.
2062 * i386/svr3gas.h (text_section): Likewise.
2063 * nextstep.h (text_section): Likewise.
2064 * psos.h (text_section): Likewise.
2065 * ptx4.h (text_section): Likewise.
2066 * svr3.h (text_section): Likewise.
2067 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2069 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2071 * final.c (peephole): Delete prototype.
2073 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2074 (pre_insert_copies): Remove unused variable `bb'.
2076 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2079 * output.h (peephole): Add prototype.
2081 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2083 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2086 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2088 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2089 for inlined declarations.
2091 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2093 * arm.c (logical_binary_operator): New fucntion.
2094 * arm.h (logical_binary_operator): Declare it.
2095 (PREDICATE_CODES): Handle logical_binary_operator.
2096 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2097 output constraints. Add appropriate splitters.
2098 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2099 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2100 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2102 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2104 * genoutput.c (struct operand_data): New elt eliminable.
2105 (output_operand_data): Write it.
2106 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2107 (compare_operands): Take it into account.
2108 * recog.h (struct insn_operand_data): New elt eliminable.
2109 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2111 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2112 (eliminate_regs): Move code that detects changes to elimination
2113 target regs into new function elimination_effects.
2114 Delete one #if 0 block.
2115 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2116 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2117 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2118 Only call eliminate_regs for real operands of the insn, not for parts
2119 of its structure or parts matched by things like match_operator.
2120 Use elimination_effects and check_eliminable_occurrences. Use
2121 copy_insn to duplicate the pattern when not in the final pass.
2123 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2125 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2128 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2130 * fixinc/README: document the "mach" machine matching test
2131 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2132 * fixinc/fixtests.c: Implement the #else/#endif label test
2133 * fixinc/inclhack.def: utilize these tests and fixes
2134 * fixinc/inclhack.sh: regen
2135 * fixinc/fixincl.x: regen
2136 * fixinc/fixincl.sh: regen
2138 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2140 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2143 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2145 * gcc.1: Document exit codes.
2147 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2149 * calls.c: Include tm_p.h later, so everything we need is defined.
2151 * function.c: Likewise.
2153 * except.c: Include tm_p.h.
2155 * sparc.c: Likewise.
2156 (dwarf2out_cfi_label): Don't prototype.
2157 (check_return_regs, epilogue_renumber,
2158 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2159 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2160 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2161 ultra_schedule_insn): Add static prototype.
2162 (data_segment_operand, text_segment_operand): Call itself with the
2163 proper number of arguments.
2164 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2166 * sparc.h: Move all declarations to sparc-protos.h.
2167 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2170 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2172 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2174 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2175 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2176 ASM_OUTPUT_ASCII): Constify a char*.
2178 * sparc-protos.h: New file for sparc prototypes.
2180 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2182 * function.c (record_insns, contains): Always declare and define.
2183 (record_insns): Mark with ATTRIBUTE_UNUSED.
2185 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2187 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2188 to .section when outputting a .bss section to deal with multiple
2189 .bss input sections (as happens with -fdata-sections)
2190 Also output %progbits, not @progbits so the assembler doesn't treat as
2192 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2194 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2195 thumb parts even when building with non-thumb CPUs, by forcing
2198 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2200 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2201 (movdf_const_intreg_sp64): Similarly.
2203 * local-alloc.c (update_equiv_regs): Check the correct insn
2204 for pre-existing REG_EQUIV notes.
2206 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2208 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2209 block reached by a branch if we're not going to actually process
2212 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2214 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2215 a local extern function declaration.
2217 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2219 * i386.c (ix86_expand_prologue): Properly wrap USE around
2220 reg for CALL_INSN_FUNCTION_USAGE.
2222 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2224 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2225 move between GP_REGs.
2227 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2229 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2230 the mode size when finding out if an offset is legal.
2232 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2234 * basic-block.h (PROP_*): Move constants from ...
2236 (compute_bb_for_insn): Free the array before reallocating.
2237 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2238 (allocate_reg_life_data): Reset all reg variables collected by
2240 (get_block_head_tail): Don't convert from bb to block.
2241 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2242 (find_insn_reg_weight): Take block not bb.
2243 (schedule_block): Don't set block num for moved insns.
2244 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2245 (schedule_insns): Do it here instead.
2246 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2247 before update_life_info.
2248 * recog.c (split_all_insns, peephole2_optimize): Update for
2249 new arg to update_life_info.
2250 * rtlanal.c (remove_note): Cope with NULL note.
2251 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2254 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2256 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2258 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2259 block records so that merge_blocks_nomove will clean up correctly.
2260 (split_edge): Handle casesi insns.
2262 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2264 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2266 * pa.md (call, call_value): Do not emit a blockage after restoring
2269 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2271 * c-typeck.c (c_expand_asm_operands): Fix typo.
2273 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2275 * arm.c (fpu_rhs_operand): Verify modes.
2276 (fpu_add_operand): Likewise.
2277 (di_operand): Likewise.
2278 (soft_df_operand): Likewise.
2280 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2282 * arm.c (arm_return_in_memory): APCS rules state that the elements
2283 of a structure returned in a register must be 'integer-like'.
2285 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2287 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2288 in the source tree when the generated targets are out of date
2289 * fixinc/genfixes: Alter it to run individual fixes for make.
2290 * fixinc/README: rewrite
2291 * fixinc/inclhack.def: moved initial comments to README
2293 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2295 * toplev.c (main): Do not generate an error message if an
2296 unrecognised command line switch is recognisable by another
2297 language. If extra_warnings are enabled, then generate a
2298 warning message instead.
2300 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2302 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2303 (insert_pack_attributes): Delete prototype.
2305 * c-pragma.c (default_alignment): New static variable.
2306 (push_alignment): Initialize to current effective alignment.
2307 (pop_alignment): Use to set new alignment.
2308 (insert_pack_attributes): Delete function.
2309 (handle_pragma_token): Set default_alignment as well each time
2310 a #pragma pack(<n>) is encountered.
2312 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2314 * reg-stack.c (stack_result): Aggregates are not returned in
2317 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2319 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2321 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2323 * basic-block.h (set_block_num): Declare.
2324 * flow.c (update_life_info): Don't call compute_bb_for_insn
2325 or free_basic_block_vars.
2326 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2327 (insn_orig_block): Remove.
2328 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2329 (schedule_block): Keep BLOCK_NUM up-to-date.
2330 (schedule_insns): Use compute_bb_for_insn.
2331 * recog.c (split_all_insns): Likewise.
2332 (peephole2_optimize): Likewise.
2334 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2336 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2337 if the pic register is used.
2339 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2341 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2342 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2343 if that tests TREE_PERMANENT.
2345 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2347 * cse.c (invalidate_for_call): Do not remove memory references from
2348 the table here. It's handled elsewhere.
2350 * haifa-sched.c (add_dependence): Protect references to the
2351 true dependency cache with #ifdef INSN_SCHEDULING.
2352 (remove_dependence): Similarly.
2354 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2355 to the cfg code that this is a return instruction.
2356 * mn10300.md (return_internal): Similarly.
2358 * combine.c (get_last_value): If the last set of a register
2359 is after subst_low_cuid, then we can not use it to determine
2360 the register's last value.
2362 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2364 * Makefile.in: Back out previous change.
2366 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2368 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2370 * haifa-sched.c (add_dependence): Only check/update the cache
2372 (remove_dependence): Likewise.
2373 (schedule_insns): Only create the true_dependency_cache if the
2374 average number of instructions in a basic block is very large.
2376 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2378 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2379 (ggc-simple.o): Likewise.
2380 (ggc-page.o): Likewise.
2382 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2384 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2385 Prototype for exported functions.
2386 (pre_lcm, pre_rev_lcm): Remove prototypes.
2387 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2388 (compute_available): Move to lcm.c, and change parameter order.
2389 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2390 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2391 (gcse_main): No longer call compute_preds_succs. Rebuild the
2392 set table after reach pre pass.
2393 (pre_insert_map, pre_delete_map, edge_list): New.
2394 (alloc_pre_mem): Allocate edge vectors.
2395 (free_pre_mem): Delete edge vectors.
2396 (compute_pre_data): Call new edge based lcm routines.
2397 (process_insert_insn): New function.
2398 (insert_insn_end_bb): Use it.
2399 (pre_edge_insert): New function.
2400 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2402 (pre_insert_copies): Revamp using new edge based lcm outputs.
2403 (pre_delete): Likewise.
2404 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2406 (compute_code_hoist_vbeinout): New new edge based routines.
2407 * lcm.c: Remove all the old LCM functions. Replace with new ones
2408 that work with the new cfg datastructures and work with edges
2411 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2413 * reload.h (struct reload): Add new fields "mode" and "nregs".
2414 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2415 to reference the "mode" and "nregs" field within struct reload.
2417 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2419 * haifa-sched.c (true_dependency_cache): New.
2420 (add_dependence): Use the true dependency cache to avoid expensive
2421 walks down the LOG_LINKS dependency list. Add entries to the
2423 (remove_dependence): Remove entries from the true dependency cache
2425 (schedule_insns): Allocate and initialize and free the true
2428 * haifa-sched.c (schedule_insns): Do not remove inter-block
2429 dependencies anymore.
2431 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2433 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2434 * i386/t-winnt: Likewise.
2436 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2438 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2440 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2442 * Makefile.in (LANGUAGES): Omit "proto".
2443 (clean): Remove stale comment about removing unprotoize.c.
2445 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2447 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2448 using arithmetic on void pointers.
2450 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2452 * haifa-sched.c (compute_block_forward_dependencies): Only check
2453 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2455 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2457 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2458 (expr_equiv_p): Reject memories with different alias sets.
2460 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2462 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2463 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2464 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2465 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2466 (lang_init): Set default for flag_bounds_check if still "unspecified".
2468 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2470 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2472 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2474 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2477 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2479 * config/c4x/c4x.md (*db_noclobber,
2480 *decrement_and_branch_until_zero_noclobber): New patterns and
2481 associated splitters.
2483 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2485 * config/c4x/c4x.md (parallel instruction patterns): Rework
2486 constraints to keep reload happy.
2488 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2490 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2491 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2492 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2493 Add new patterns and associated post-reload splitters.
2495 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2497 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2499 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2501 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2503 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2505 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2507 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2510 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2512 * pa.c (move_operand): Rely on memory_address_p to determine the
2513 validity of non-indexed memory addresses.
2514 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2515 operand in DFmode and SFmode when generating PA2.0 code.
2517 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2519 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2521 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2523 * mips.c (function_prologue): Fix argument types.
2524 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2525 (casesi_internal): Write to the scratch register.
2527 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2529 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2531 (parse_charconst): Delete unnecessary cast when calling
2533 (cpplib.h): Kill prototype of cpp_parse_escape.
2535 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2537 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2538 * unroll.c (unroll_loop): Cast return value of alloca.
2539 * i370/i370.c: Include function.h and toplev.h.
2540 (i370_label_scan): Remove c++ commented abort.
2541 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2542 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2543 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2544 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2546 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2548 * config/t-freebsd: Do not override USER_H.
2549 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2551 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2552 Mumit Khan <khan@xraylith.wisc.edu>
2554 * c-parse.in (component_decl): Support anonymous struct/union.
2556 * c-parse.y: Regenerate.
2557 * c-parse.c: Likewise.
2558 * objc/objc-parse.y: Likewise.
2559 * objc/objc-parse.c: Likewise.
2560 * c-decl.c (finish_struct): Don't sort the fields.
2561 (field_decl_cmp): Delete unused function.
2563 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2565 * sparc.md (movsf_const_intreg): Revert last constraint change.
2566 (movdf_const_intreg_sp32): Likewise.
2568 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2570 * cse.c: Include hashtab.h instead of splay-tree.h
2571 (struct cse_reg_info): No longer use variant union. Add new
2572 field "regno". All references changed to avoid union.
2573 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2574 (free_cse_reg_info): Remove.
2575 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2576 (get_cse_reg_info): Revamp to use expandable hash tables instead
2577 of splay trees. Initialize new fields in cse_reg_info structure.
2578 (new_basic_block): Similarly.
2580 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2582 * genrecog.c (message_with_line): Prototype.
2583 (validate_pattern): Pass along the set for the dest, not a flag.
2584 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2585 Check for PC/CC0 as sources.
2586 (nodes_identical): Check for children position match before
2587 allowing the combination.
2589 * rtl.c (read_rtx): Track line number across \\\n.
2591 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2593 * mips.h (SPECIAL_MODE_PREDICATES): New.
2594 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2595 (movdi+1, movsi+1): Add output reload constraint.
2596 (casesi_internal): Likewise. Fix commentary.
2597 (return_internal): Use pmode_register_operand.
2599 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2601 * 1750a.md (movstrqi): Add missing output reload constraint.
2602 (call_value): Likewise.
2603 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2604 (jmpfdec): Add missing inout reload constraint.
2605 * elxsi.md (addsi patterns): Add missing output reload constraint.
2606 (move from sp): Use @ alternates.
2607 (call_value): No constraint on output.
2608 * fr30.md (movsi_pop): Add missing output reload constraint.
2609 (movsf_constant_store): Likewise.
2610 (splits): Remove constraints.
2611 (subsi3): Add missing mode.
2612 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2613 (call_value): Likewise.
2614 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2615 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2616 * m32r.md (movsicc_internal): Add output reload constraint.
2617 (movstrsi_internal): Add inout reload constraints.
2618 * m88k.h (reg_names): Don't declare.
2619 (SPECIAL_MODE_PREDICATES): New.
2620 * m88k.md (*): Use register_operand not reg_or_0_operand
2622 * mn10200.h (PREDICATE_CODES): New.
2623 * ns32k.md (ffs pattern): Add output reload constraint.
2624 * pdp11.md (sob pattern): Add inout reload constraint.
2625 * sh.md (splits): Remove constraints.
2626 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2627 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2628 * vax.md (jgequ pattern): Add inout reload constraint.
2630 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2632 * configure.in (djgpp): Revert previous patch.
2633 * configure: Rebuit.
2634 * config/i386/djgpp.h: Revert previous patch.
2636 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2638 * fixinc/inclhack.def: Restore patch lost during last merge of
2639 "no_bogosity" branch.
2640 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2642 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2644 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2645 * fixinc/inclhack.def: Same.
2646 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2648 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2650 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2651 as the base of a PLUS.
2653 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2655 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2656 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2658 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2660 * pa.md (post_stw+1): Use pmode_register_operand.
2661 (dcacheflush, icacheflush): Likewise.
2663 * i386.md (movstricthi_1): Allow r/r.
2665 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2667 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2668 to (not (and (arg0) (arg1))). Similary for and.
2670 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2671 falltrought to assocate code.
2672 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2675 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2676 no bits in common; remove XOR to ROTATE conversion.
2678 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2680 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2682 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2684 * config/c4x/c4x.c (dst_operand): New.
2685 (PREDICATE_CODES): Update.
2686 * config/c4x/c4x.h (dst_operand): Declare it.
2687 * config/c4x/c4x.md: Define mode for each unspec usage.
2688 (move patterns): Use dst_operand predicate instead of src_operand.
2689 (movqi_update, movqf_update): Delete.
2691 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2693 * recog.c (pmode_register_operand): New.
2694 * recog.h: Declare it.
2695 * genrecog.c (pred_codes): Likewise.
2696 (special_mode_pred_table): Likewise.
2697 (validate_pattern): Don't warn no mode for address_operand.
2699 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2700 if the operand is not insn-like.
2702 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2703 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2705 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2707 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2709 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2710 instead of general_operand in a SET_DEST. Use const_double_operand
2711 instead of an explicit test against CONST_DOUBLE.
2712 (movsf_const_lo): Add missing register mode.
2713 (goto_handler_and_restore): Add auxiliary test for Pmode.
2714 (flush): Adjust to use address_operand.
2715 (return_sf_no_fpu): Add missing output constraint.
2717 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2719 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2720 for call return value.
2721 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2723 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2725 * toplev.c (main): Only warn about options for other languages.
2726 * collect2.c (main): Pass -w to sub-gcc.
2728 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2730 * flow.c (propagate_block): Add call-clobbered registers to
2733 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2734 zapping mem_set_list.
2735 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2736 (mark_set_1, mark_used_regs): Likewise.
2738 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2740 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2742 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2744 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2745 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2746 options. Also add a new item "C-only Warning Options" to the
2749 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2751 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2752 from multiple calls.
2754 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2756 * i386.md (call value patterns): Move to the end of the file.
2757 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2759 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2761 * configure.in (djgpp configuration): Define extra_objects..
2762 * configure: Rebuilt.
2763 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2764 (DTORS_SECTION_ASM_OP): Define.
2765 (INIT_SECTION_ASM_OP): Define.
2766 (FINI_SECTION_ASM_OP): Define.
2767 (DATA_SECTION_ASM_OP): Define.
2768 (TEXT_SECTION_ASM_OP): Define.
2769 (EH_FRAME_SECTION_ASM_OP): Define.
2770 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2771 (STARTFILE_SPEC): Add crtbegin.o.
2772 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2773 to here from LINK_COMMAND_SPEC.
2774 (DO_GLOBAL_CTORS_BODY): Define.
2775 (CRTSTUFF_USE_FINI_SECTION): Define
2776 (HAS_INIT_SECTION): Delete.
2778 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2780 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2782 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2784 * pa.h (PREDICATE_CODES): New.
2786 * genrecog.c (validate_pattern): Condense the destination
2789 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2791 * alpha.md (call-1): Supply missing mode for operator.
2792 (*): Add missing output reload constraints. Remove constraints
2795 * i386.h (SPECIAL_MODE_PREDICATES): New.
2796 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2797 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2798 (addsi_lea_3): Add missing mode for op 3.
2799 (prologue_set_got, prologue_get_pc): Add missing modes.
2800 (*) Add missing output reload constraints.
2802 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2804 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2805 check for member bit-size overflow and use var_size if it occurs.
2806 (layout_record): Use bitsize_int() to define the type size in bits.
2807 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2808 (layout_decl): Likewise when assigning to DECL_SIZE.
2810 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2812 * genrecog.c (validate_pattern): Typo last change. Verify
2813 that output operands have output reloads.
2815 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2817 * genrecog.c (special_mode_pred_table): New.
2818 (NUM_SPECIAL_MODE_PREDS): New.
2819 (find_operand): New.
2820 (validate_pattern): New argument `insn'. Warn for assignment to
2821 any predicate accepting non-lvalues. Conditionaly warn for
2822 match_operand without a mode. Try much harder to match source
2823 and destination modes on a set.
2824 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2826 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2828 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2830 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2832 * combine.c (simplify_logical): Recognize xor pattern that encodes
2835 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2837 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2840 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2842 * ggc-page.c (MAP_FAILED): Provide default.
2844 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2846 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2847 * sparc.h (PREDICATE_CODES): Update.
2849 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2851 * alpha.c (some_ni_operand): New.
2852 * alpha-protos.h: Declare it.
2853 * alpha.h (PREDICATE_CODES): Update.
2854 * alpha.md (sXaddq reload insns): Use some_ni_operand
2855 for SET_DEST instead of some_operand.
2857 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2858 Jim Wilson <wilson@cygnus.com>
2860 * genrecog.c (maybe_both_true_2): Don't compare modes of
2862 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2863 after find_afterward.
2864 (debug_decision_1): Dump next and afterward codes.
2866 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2868 * rtl.c (dump_and_abort): Remove.
2869 (fatal_with_file_and_line): New.
2870 (fatal_expected_char): New.
2871 (read_rtx_lineno, read_rtx_filename): New.
2872 (read_skip_spaces): Track line number.
2873 (read_name): Use fatal_with_file_and_line.
2874 (read_rtx): Use fatal_expected_char. Track line number.
2875 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2877 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2878 if it isn't a CODE_LABEL.
2880 * genattr.c (main): Set read_rtx_filename.
2881 * genattrtab.c (main): Likewise.
2882 * gencodes.c (main): Likewise.
2883 * genconfig.c (main): Likewise.
2884 * genemit.c (main): Likewise.
2885 * genextract.c (main): Likewise.
2886 * genflags.c (main): Likewise.
2887 * genopinit.c (main): Likewise.
2888 * genoutput.c (main): Likewise.
2889 * genpeep.c (main): Likewise.
2891 * genrecog.c (decision_test.u.insn): Add `lineno'.
2892 (pattern_lineno, error_count): New variables.
2893 (message_with_line): New.
2894 (add_to_sequence): Break out checking code to ...
2895 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2896 (merge_insn): Use message_with_line.
2897 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2898 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2900 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2902 * expr.c (store_constructor): Clear union if constructor is empty.
2904 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2906 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2907 Add !endian checks. Change %{...} to %(...).
2909 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2911 * i386.md (*addsi3_cc): Renamed from addcsi3.
2912 (*addsi3_carry): Renamed from addxsi3.
2913 (*subsi3_cc): Renamed from subcsi3.
2914 (*subsi3_carry): Renamed from subxsi3.
2915 (*xorqi_cc_1): Renamed from xorcqi_1.
2916 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2917 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2919 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2921 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2922 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2924 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2926 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2927 climb up the chain of insns.
2929 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2931 * genrecog.c (write_subroutine): Careful for null trees.
2932 (process_tree): Don't elide empty functions.
2934 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2936 * Makefile.in (genrtl.o): Depend on ggc.h.
2937 * configure.in (valloc): Probe for it.
2938 (with-gc): Use ggc-page if valloc present.
2939 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2940 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2941 (ggc_alloc_string): Moved from ggc-page.c.
2942 * ggc-none.c (ggc_alloc_obj): New.
2943 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2944 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2945 (struct globals): Likewise for dev_zero_fd.
2946 (init_ggc): Likewise for it's initialization.
2947 (ggc_allocated_p): Move careful dereference from ...
2948 (ggc_lookup_page_table): ... here. Delete.
2949 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2950 (alloc_anon): Use valloc if no mmap.
2951 (release_pages): Use free if using valloc.
2952 (ggc_alloc_obj): Renamed from alloc_obj.
2953 (ggc_set_mark): Renamed from mark_obj.
2954 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2955 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2956 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2957 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2958 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2959 (ggc_collect): Use fp printing instead of our own rounding.
2960 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2961 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2962 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2963 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2964 (struct ggc_string, struct ggc_any): Delete.
2965 (offsetof): Provide default definition.
2966 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2968 (struct ggc_mem): New, from corpse of ggc_any.
2969 (struct ggc_status): Delete.
2970 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2971 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2972 (n_strings_collected, n_anys_collected): Delete.
2973 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2974 (ggc_alloc_string, ggc_alloc): Delete.
2975 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2976 (ggc_free_string, ggc_free_any): Delete.
2977 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2978 (ggc_compare_addresses, ggc_mark_string): Delete.
2979 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2980 (search_data): Delete.
2981 (struct globals): New.
2982 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2983 (tree_insert, tree_lookup): New.
2984 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2985 (clear_marks, sweep_objs): New.
2986 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2987 (init_ggc): Set allocated_last_gc.
2988 (ggc_push_context): Gut. Use G.context.
2989 (ggc_pop_context): Likewise.
2990 (ggc_pop_context_1): New.
2991 (debug_ggc_tree): New.
2992 (debug_ggc_balance, tally_leaves): New.
2993 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2994 (ggc_mark_string_if_gcable): Remove decl.
2995 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2996 (ggc_mark_rtvec_children): New.
2997 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2998 (ggc_mark_if_gcable): New decl.
2999 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3000 (ggc_alloc_tree, ggc_alloc): Likewise.
3001 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3002 (ggc_alloc_obj): New decl.
3003 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3004 (ggc_alloc_tree, ggc_alloc): Likewise.
3005 (ggc_set_mark): New decl.
3006 * rtl.h (struct rtx_def): Remove gc_mark.
3007 (struct rtvec_def): Likewise.
3008 * tree.h (struct tree_common): Likewise.
3010 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3012 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3013 float_format and thread_file definitions.
3014 * configure: Rebuilt.
3016 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3018 * extend.texi (Function Names): Document types of function names.
3020 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3022 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3023 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3025 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3027 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3029 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3031 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3033 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3035 * collect2.c (main): Do prelimnary link on AIX if rflag.
3037 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3039 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3040 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3042 (__do_global_dtors): similarly for __DTOR_LIST__.
3044 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3045 Diego Novillo <dnovillo@cygnus.com>
3047 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3050 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3052 * fixincl/*: Merged "no_bogosity" branch
3053 * fixincl/fixlib.h: protect against doubly defining t_bool
3054 * fixincl/server.h: protect against doubly defining t_bool
3056 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3058 * genoutput.c: Include toplev.h.
3060 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3062 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3064 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3065 * configure: Regenerate.
3067 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3069 * gcse.c (delete_null_pointer_checks): Returns void.
3071 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3073 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3074 * emit-rtl.c (copy_insn_1): Likewise.
3076 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3078 * config/mips/mips.c (mips_build_va_list): Correct
3079 TREE_CHAIN setting when hard-float.
3080 (mips_va_start): Use corrected setting.
3081 (mips_va_arg): Likewise. Also pass a tree to build of
3082 POSTINCREMENT_EXPR rather than a naked 'int'.
3084 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3086 * ggc.h (ggc_push_context): Fix comment.
3087 (ggc_pop_context): Likewise.
3088 (mark_string_if_gcable): Likewise.
3089 * ggc-common.c (ggc_mark_rtx_children): Use
3090 ggc_mark_string_if_gcable.
3091 * ggc-page.c (ggc_lookup_page_table): New function.
3092 (ggc_allocated_p): Likewise.
3093 (mark_obj): Fix formatting.
3094 (ggc_mark_string_if_gcable): New function.
3095 * ggc-simple.c (ggc_allocated_strings): New variable.
3096 (ggc_strings_used): Likewise.
3097 (ggc_compare_addresses): New function.
3098 (ggc_pop_context): Pop the `any' memory too.
3099 (ggc_mark_string_if_gcable): New function.
3100 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3102 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3104 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3105 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3106 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3109 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3111 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3112 (sched_reg_live_length, sched_reg_basic_block): Delete.
3113 (current_block_num, bb_live_regs, old_live_regs): Delete.
3114 (dead_notes, struct sometimes): Delete.
3115 (sched_note_set, birthing_insn_p): Delete.
3116 (adjust_priority): Gut useless reg lifetime code.
3117 (create_reg_dead_note, attach_deaths): Delete.
3118 (attach_deaths_insn, new_sometimes_live): Delete.
3119 (finish_sometimes_live): Delete.
3120 (find_pre_sched_live, find_post_sched_live): Delete.
3121 (update_reg_usage): Delete.
3122 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3123 (schedule_insns): Delete reg lifetime code.
3124 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3125 (unlink_other_notes): Adjust REG_NOTE commentary.
3126 (reemit_notes): Use REG_SAVE_NOTE.
3127 (schedule_block): Likewise.
3128 (schedule_region): Allocate bitmap of blocks in region. Use
3129 count_or_remove_death_notes. Use update_life_info.
3131 * rtl.h (REG_SAVE_NOTE): New.
3132 * rtl.c (reg_note_name): Update.
3134 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3136 * combine.c (refresh_blocks, need_refresh): New.
3137 (combine_instructions): Allocate refresh_blocks. Invoke
3138 update_life_info if needed.
3139 (distribute_notes): Mark refresh_blocks instead of installing
3141 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3142 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3144 * Makefile.in (recog.o): Depend on basic-block.h.
3146 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3148 * genrecog.c (add_to_sequence): Thinko last change: delete
3149 shadowing allow_const_int variable.
3151 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3153 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3154 __GNUC__ and __GNUC_MINOR__.
3156 * gansidecl.h: Likewise.
3162 * toplev.h: Likewise.
3168 * varray.c: Likewise.
3170 * varray.h: Likewise.
3172 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3174 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3175 use one before a jump table.
3177 * rtl.def (ADDRESS): Change documentation to match reality.
3178 * md.texi: Don't document it.
3179 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3182 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3184 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3186 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3187 known predicate block; default allow_const_int true.
3188 (debug_decision_list): New.
3190 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3192 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3194 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3196 * gcse.c (gcse_main): Avoid global optimizations if we have a
3197 large number of basic blocks and the ratio of edges to blocks
3199 (delete_null_pointer_checks): Likewise.
3201 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3203 * c-common.c (check_format_info): Warn if format string isn't a
3206 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3208 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3209 * configure: regenerate
3211 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3213 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3214 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3215 (peepholes): Re-enable.
3217 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3219 * Makefile.in (flow.o): Depend on TREE_H.
3220 * basic-block.h (REG_SET_EQUAL_P): New.
3223 (free_regset_vector): Remove declaration.
3224 (flow_delete_insn_chain): Declare.
3225 (enum update_life_extent): New.
3226 (update_life_info, count_or_remove_death_notes): Declare.
3227 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3228 Verify register live at bb->global_live_at_start before adding USE.
3229 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3230 (CLEAN_ALLOCA): New.
3232 (PROP_*): New flags.
3233 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3234 (clear_edges): Zero n_edges.
3235 (make_edge): Increment n_edges.
3236 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3237 (flow_delete_insn_chain): Export.
3238 (delete_block): Decrement n_edges.
3239 (merge_blocks_nomove): Likewise.
3240 (life_analysis): Give life_analysis_1 PROP flags.
3241 (verify_wide_reg_1, verify_wide_reg): New.
3242 (verify_local_live_at_start): New.
3243 (update_life_info): Rewrite to call into propogate_block.
3245 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3246 always mark stack pointer. Conditionally mark PIC register.
3247 After reload, mark call-saved registers, return regsiters.
3248 (life_analysis_1): Accept PROP flags not remove_dead_code.
3249 Call mark_regs_live_at_end before zeroing regs_ever_live.
3250 Use calculate_global_regs_live. Copy global_live_at_end before
3251 calling final propagate_block. Zero reg_next_use on exit.
3252 (calculate_global_regs_live): New.
3253 (allocate_bb_life_data): Don't allocate bb->local_set.
3254 (init_regset_vector, free_regset_vector): Remove.
3255 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3256 Test flags before every operation. Warn if prologue/epilogue insn
3257 would have been deleted.
3258 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3259 Use alloc_EXPR_LIST.
3260 (mark_used_regs): Accept and use FLAGS, not FINAL.
3261 Remove special handling for RETURN.
3262 (try_pre_increment): Use alloc_EXPR_LIST.
3263 (dump_flow_info): Dump n_edges.
3264 (unlink_insn_chain, split_hard_reg_notes): Remove.
3265 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3266 (find_insn_with_note, new_insn_dead_notes): Remove.
3267 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3268 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3269 (replace_insns): Remove.
3270 (count_or_remove_death_notes): New.
3271 (verify_flow_info): Abort on error after all checks.
3272 (remove_edge): Decrement n_edges.
3273 (remove_fake_edges): Tweek format.
3274 * haifa-sched.c (schedule_insns): Use split_all_insns.
3275 * output.h (update_life_info): Remove declaration.
3276 * recog.c (split_all_insns): From the corpse of split_block_insns,
3277 do the whole function block by block. Use update_life_info.
3278 (recog_last_allowed_insn): New.
3279 (recog_next_insn): Mind it.
3280 (peephole2_optimize): Set it. Walk backwards through blocks.
3281 Use update_life_info.
3282 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3283 (split_all_insns): Declare.
3284 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3285 Use split_all_insns.
3287 * i386.md (or -1 peep2s): Disable.
3289 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3291 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3292 a single pattern. Scrap the 'd' versions as unnecessary.
3294 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3295 tablejump_mips162,tablejump_internal4): The operands to a
3296 label_ref must be VOIDmode.
3298 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3300 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3302 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3304 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3306 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3308 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3309 cache every function if ggc_p.
3311 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3313 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3314 instead of copy_rtx. Accept sequences that contain asm statements.
3315 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3316 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3317 orig_asm_operands_vector, copy_asm_operands_vector,
3318 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3320 * rtl.h (copy_insn, copy_insn_1): Declare.
3322 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3324 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3326 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3327 arguments to `current_file_function_operand'.
3329 * genrecog.c: Include hard-reg-set.h and resource.h in the
3330 generated output file.
3332 * real.c: Include tm_p.h.
3334 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3336 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3339 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3341 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3342 before the fctiwz insn.
3344 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3345 Mark Mitchell <mark@codesourcery.com>
3347 * tree.c (make_lang_type_fn): New funtion pointer.
3348 (make_lang_type): Call it.
3349 * tree.h (make_lang_type): Declare.
3350 (make_lang_type_fn): Likewise.
3351 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3353 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3355 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3356 make sure that HIGH instructions are copied into BASE_REGS.
3358 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3360 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3362 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3364 * c-decl.c (finish_struct): Use simpler method of
3365 removing elements of a singly-linked list.
3367 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3369 * alpha.md (peephole2's): Comment out peephole2's that generate
3372 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3374 * genrecog.c (add_to_sequence): Disable mode check for
3377 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3379 * ggc-simple.c (init_ggc): Set empty_string.
3381 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3383 * configure.in: Detect mmap. Add --with-gc=foo to select
3384 garbage collector; default to page if mmap available.
3385 * Makefile.in (GGC): Substitute.
3387 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3389 * c-decl.c (ggc_p): Enable.
3391 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3393 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3395 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3397 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3398 string for little-endian-data.
3400 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3402 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3403 case somebody tries to compile --enable-checking code with gcc
3406 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3408 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3411 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3413 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3414 * jump.c (jump_optimize_1): Document why.
3416 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3418 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3419 pointers and casts for `int_handler' and `quit_handler'.
3421 * flow.c (verify_flow_info, split_hard_reg_notes,
3422 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3423 remove_edge, remove_fake_successors): Add static prototypes.
3424 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3425 (mark_set_1): Initialize variable `regno'.
3426 (unlink_insn_chain): Likewise for variable `curr'.
3427 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3429 * loop.c (strength_reduce): Initialize variable
3430 `unrolled_insn_copies'.
3431 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3432 prototypes. Change these functions to take const PTR parameters
3433 to avoid prototype conflict when used as the comparson argument
3435 (check_dbra_loop): Initialize variable `comparison_val'.
3437 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3438 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3439 (find_valid_class): Initialize variable `best_class'.
3440 (find_reloads): Call memcpy, not bcopy.
3442 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3443 (hard_reg_use_compare): Don't needlessly cast away const.
3444 (reload_reg_class_lower): Likewise.
3445 (choose_reload_regs): Initialize variable `regno'.
3447 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3449 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3451 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3453 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3454 ({,d}discard): Add forward declarations. Declare parameter as
3456 (main_without_main): Explicitly declare return type to be int.
3457 (memcpy): Properly declare.
3459 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3460 building the trampoline support, declare malloc, free, and
3462 (__clear_cache): Mark arguments as potentially unused.
3464 * frame.c (toplevel): If inhibit_libc is defined, declare
3467 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3469 * flow.c (make_edge): Accept an optional 2D bitmap in which
3470 to cache edge existence. Update all callers.
3471 (make_label_edge, make_eh_edge): Pass through the edge cache.
3472 (make_edges): Provide the cache.
3474 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3476 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3478 (local_mbtowc): Change the type of variable `i' from int to size_t.
3480 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3481 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3483 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3485 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3486 after other includes that define the appropriate types. Include
3487 tm_p.h for getting user prototypes.
3488 * ggc-callbacks.c (toplevel): Ditto.
3489 * ggc-none.c (toplevel): Ditto.
3490 * gcc-page.c (toplevel): Ditto.
3491 * ggc-simple.c (toplevel): Ditto.
3493 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3494 Jonathan Larmour <jlarmour@cygnus.co.uk>
3496 * config/mips/mips.c (mips_move_2words): Split doubles if
3497 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3499 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3501 * genrecog.c (struct decision_test): New.
3502 (struct decision): Remove test-related members, sort the rest by size.
3503 (IS_SPLIT): Simplify.
3504 (new_decision, new_decision_test): New.
3505 (add_to_sequence): Use them. No special handling for args of
3507 (maybe_both_true): Renamed from not_both_true; return sense changed.
3508 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3509 of maybe_both_true and adjusted for decision_test.
3510 (position_merit): Remove.
3511 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3512 (merge_accept_insn): New, broken out of merge_trees.
3513 (merge_trees): Use them. No special case for c_test; no node
3514 splitting; use test type instead of position_merit.
3515 (factor_tests): New.
3516 (simplify_tests): New.
3517 (break_out_subroutines): Don't write code now.
3518 (find_afterward): New.
3519 (write_afterward, write_switch, write_cond): New.
3520 (write_action, is_unconditional): New.
3521 (write_node): New. Use them.
3522 (write_tree_1): Rewrite. Use the new functions above.
3523 (write_tree): Remove afterward processing.
3524 (write_subroutine): Simplify function variant emission.
3525 (write_subroutines): New.
3526 (same_codes, clear_codes): Remove.
3527 (same_modes, clear_modes): Remove.
3528 (write_header): New, broken out of main.
3529 (make_insn_sequence): Use new_decision and new_decision_test.
3530 (process_tree): New, broken out of main.
3531 (main): Adjust for merge_trees interface change.
3532 Don't #define operands in the output file.
3533 (record_insn_name): New, broken out of make_insn_sequence.
3534 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3535 (debug_decision): New.
3537 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3539 * resource.c (find_free_register): Mark class_str argument const.
3540 * resource.h: Update prototype to match.
3542 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3543 * i386.md: Give all anonymous insns names.
3545 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3547 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3550 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3552 * toplev.c (dbr_sched_time): Unconditional.
3553 (peephole2_time): New.
3554 (compile_file): Add pass numbers to all of the dump file suffixes.
3555 Dump peephole2_time. Don't dump times for non-applicable passes.
3556 (rest_of_compilation): Add pass numbers to dump file suffixes.
3557 Conditionalize calls to the scheduler.
3558 * invoke.texi: Update.
3560 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3562 * flow.c (make_edges): Fix insn iteration.
3563 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3564 (find_basic_blocks_1): Fix spelling mistake.
3566 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3568 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3569 always have side-effects. Use memset not bzero.
3570 (make_node): Likewise.
3572 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3574 * stmt.c (expand_anon_union_decl): When any of the elements of the
3575 union is addressable, so is the entire union.
3577 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3579 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3581 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3582 * bitmap.c (bitmap_operation): Return true iff TO changed.
3583 (bitmap_equal_p): New.
3584 (bitmap_bit_p): Tidy arithmetic.
3585 (debug_bitmap_file): Likewise.
3587 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3589 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3590 before cse2 instead of after.
3592 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3594 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3597 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3599 * cppinit.c (is_idchar initializer): Loosen tests to accept
3602 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3604 * mips.md: Define conditional move patterns for floating point
3605 operands and DI mode conditions.
3607 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3609 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3610 always have side-effects.
3612 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3614 * mn10200.c (asm_file_start): Fix typo.
3616 * cppinit.c (is_idchar initializer): Tighten tests for when
3617 to put the table into initialized memory.
3619 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3620 not an array of rtunion.
3621 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3622 * gcc-simple (ggc_free_rtvec): Similarly.
3624 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3627 * mbchar.h: Add missing #endif.
3629 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3630 (FPBIT, DPBIT): Define.
3632 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3634 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3636 * profile.c (instrument_arcs, output_gcov_string,
3637 tablejump_entry_p): Add static prototypes.
3638 (output_gcov_string): Constify a char*.
3640 * regmove.c (replacement_quality, fixup_match_2): Add static
3643 * resource.h (reg_dead_p): Add extern prototype.
3645 * rtl.c (trim_filename): Add static prototype.
3647 * scan-decls.c (skip_to_closing_brace): Likewise.
3649 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3650 (expand_end_case): Initialize variable `range'.
3651 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3653 * varasm.c (asm_emit_uninitialised): Add static prototype.
3654 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3657 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * cpplib.c (if_directive_nameo): Add static prototype.
3661 * cse.c (cse_insn): Remove unused variable `p'.
3663 * except.c (create_rethrow_ref, push_entry,
3664 receive_exception_label, new_eh_region_entry, find_func_region,
3665 clear_function_eh_region, process_nestinfo): Add static prototypes.
3666 (get_reg_for_handler): Hide definition.
3667 (process_nestinfo): Initialize variable `extra_handlers'.
3669 * expr.h (expand_builtin_longjmp): Add extern prototype.
3671 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3673 * function.c (prepare_function_start): Likewise.
3674 (pop_function_context_from): Mark parameter `context' with
3676 (push_temp_slots_for_block, flush_addressof): Hide definition.
3678 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3679 solve_program_flow_graph, calculate_branch_probs,
3680 function_summary, main, fancy_abort): Add prototypes.
3682 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3683 (add_hash): Constify a char*.
3685 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3686 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3687 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3689 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3691 * lists.c (free_list, zap_lists): Likewise.
3693 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3695 * alias.c (nonlocal_reference_p): Add static prototype.
3697 * bitmap.c (bitmap_element_allocate): Prototype args in function
3700 * builtins.c (stabilize_va_list): Add static prototype.
3701 (expand_builtin_va_arg): Constify a char*.
3703 * c-lex.c (getch, put_back, extend_token_buffer_to,
3704 read_line_number, token_getch, token_put_back): Add static
3707 * c-parse.gperf (hash, is_reserved_word): Likewise.
3709 * cccp.c (is_dir_separator): Likewise.
3711 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3713 * graph.h: New file to prototype functions exported by graph.c.
3715 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3717 * graph.c: Include graph.h.
3719 * toplev.c: Likewise. Remove redundant prototypes.
3721 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3723 * invoke.texi: Removed duplicated description for -Q.
3725 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3727 * extend.texi: Grammar fix in __extension__ text.
3729 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3731 * md.texi (define_peephole2): New section.
3733 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3735 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3736 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3739 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3741 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3743 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3745 * i386.md (ffs expander): Emit Pentium friendly code for
3748 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3750 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3754 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3756 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3758 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3760 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3763 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3765 * md.texi (No Constraints): Delete section.
3766 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3767 * final.c (final_scan_insn): We always have register constraints.
3768 * genattrtab.c: Don't include "insn-config.h".
3769 (write_attr_case): We always have register constraints.
3770 * genconfig.c (register_constraint_flag): Delete.
3771 (walk_insn_part): Don't check whether we have register constraints.
3772 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3773 * genoutput.c (have_constraints): Delete.
3774 (main): Don't set it.
3775 (output_operand_data): We always have constraints.
3776 (scan_operands): Likewise.
3777 (compare_operands): Likewise.
3778 * local-alloc.c (block_alloc): We always have constraints.
3779 (requires_inout): Always compile this function.
3780 * recog.c (extract_insn): We always have constraints.
3781 (constrain_operands, reg_fits_class_p): Always compile these
3783 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3785 (struct insn_operand_data): Likewise.
3786 * regclass.c (regclass): We always have constraints.
3787 (record_reg_classes, copy_cost, record_address_regs,
3788 auto_inc_dec_reg_p): Always compile these functions.
3789 * regmove.c (regmove_optimize): We always have constraints.
3790 * reload.c (find_reloads): Likewise.
3791 * reload1.c (reload): Likewise.
3792 (reload_cse_simplify_operands): Likewise.
3793 * i860.c (output_delay_insn): Likewise.
3795 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3797 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3799 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3801 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3802 for the va_list record.
3804 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3806 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3809 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3811 * alias.c: Include insn-flags.h.
3812 * Makefile.in (alias.o): Update.
3814 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3816 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3817 to LTU and GEU. Handle more cases using sbb.
3819 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3821 * i386.md (truncatexfdf splitters): Do not use subreg.
3822 (fop XFmode patterns): Fix mode in operand testing.
3824 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3826 * jump.c (jump_optimize_1): Amend last change to test only the
3827 form of the operand, not the insn.
3829 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3830 not register_operand to determine when B may need preloading.
3832 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3834 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3835 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3836 (call-value patterns): Move to end of file.
3837 (*): Remove mode from label_ref in (pc) context.
3838 (movstrqi): Use memory not general_operand for BLKmode operands.
3839 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3840 to register_operand operands.
3841 (peep2 patterns): Convert from commented-out peephole patterns.
3843 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3845 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3846 to BUILT_IN_INIT_DWARF_REG_SIZES.
3847 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3848 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3849 expand_builtin_init_dwarf_reg_sizes.
3850 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3851 with __builtin_init_dwarf_reg_size_table.
3852 * dwarf2out.c (struct reg_size_range): Delete.
3853 (expand_builtin_init_dwarf_reg_sizes): New function.
3854 (expand_builtin_dwarf_reg_size): Delete.
3855 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3856 (expand_builtin_dwarf_reg_size): Don't declare.
3857 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3858 (dwarf_reg_size_table): New.
3859 (init_reg_size_table): New function.
3860 (copy_reg): Use dwarf_reg_size_table.
3861 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3864 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3866 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3867 Correctly build argument list to constructor and destructor functions.
3869 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3871 * c-tree.h (warn_float_equal): Declare.
3872 * c-decl.c (warn_float_equal): Define.
3873 (c_decode_option): Recognize -W[no-]float-equal.
3874 * c-typeck.c (build_binary_op): Conditionally warn
3875 about equality tests of floating point types.
3876 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3877 * invoke.texi: Add docs for -Wfloat-equal warning.
3879 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3881 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3882 generating RTL directly.
3883 * mips.h (INIT_TARGET_OPTABS): Likewise.
3884 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3886 * expr.h (init_mov_optab): Delete declaration
3888 * h8300.c (WORD_REG_USED): Update to avoid useless register
3889 saves in interrupt functions and functions which never return.
3891 * cse.c (struct set): Delete inner_dest_loc field.
3892 (cse_insn): Remove assignments to inner_dest_loc field.
3894 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3896 * ggc-page.c: Don't include <unistd.h> etc taken care of
3897 by "system.h". Include <sys/mman.h> afterward.
3899 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3901 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3904 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3906 * xcoffout.c (xcoffout_declare_function): Add documentation.
3907 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3908 TARGET_64BIT. Compare constant to -1, not bit pattern.
3909 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3910 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3913 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3915 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3917 (gen_inlined_enumeration_type_die): Do not abort if the type has
3918 not been writeen out.
3919 (gen_inlined_structure_type_die): Do not abort if the type has
3920 not been writeen out.
3921 (gen_inlined_union_type_die): Do not abort if the type has
3922 not been writeen out.
3923 (gen_tagged_type_instantiation_die): Do not abort if the type
3924 has not been written out.
3926 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3928 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3930 * reg-stack.c (straighten_stack): Copy hard reg set with
3933 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3935 * builtins.c (stabilize_va_list): Stabilize array type va_list
3936 to a pointer type, not the base record type.
3937 (expand_builtin_va_copy): Dereference the pointers explicitly;
3938 use the correct size for the copy.
3940 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3941 (rs6000_va_arg): Likewise.
3943 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3945 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3947 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3949 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3951 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3953 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3955 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3956 (init_ggc): Use it instead of a constant.
3957 (ggc_collect): Bound allocated_last_gc by it.
3959 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3961 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3964 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3966 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3967 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3969 * config/mips/openbsd.h: New, OpenBSD little endian target.
3970 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3971 * config/mips/xm-openbsd.h: New, OpenBSD host.
3973 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3975 * config/m68k/m68k.c (output_function_prologue,
3976 output_function_epilogue): Use
3977 current_function_uses_pic_offset_table instead of regs_ever_live
3978 to decide whether to save/restore pic register.
3979 (legitimize_pic_address): Don't modify regs_ever_live any more.
3981 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3983 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3984 * stor-layout.c (variable_size): Don't add sizes to the pending
3985 sizes list if x_dont_save_pending_sizes_p is set.
3987 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3989 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3990 for symbolic_operand().
3991 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3993 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3995 * combine.c (gen_rtx_combine): Add missing call to va_end().
3997 * final.c (asm_fprintf): Likewise.
3999 * genattrtab.c (attr_rtx): Likewise.
4001 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4003 * cse.c: Update comments.
4004 (cse_insn): When converting a conditional/computed jump into
4005 an unconditional jump, always make sure a BARRIER immediately
4006 follows the converted jump. Do not delete unreachable code.
4007 (cse_basic_block): Do not delete unreachable code.
4008 * toplev.c (rest_of_compilation): Move call to
4009 delete_trivially_dead_insns after the conditional call to
4012 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4014 * collect2.c (make_temp_file): Don't prototype.
4016 * gcc.c (make_temp_file): Likewise.
4018 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4020 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4022 * varasm.c (asm_emit_uninitialised): New function: Generate
4023 the assembler statements necessary to declare an uninitialised
4025 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4027 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4028 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4030 (assemble_variable): Use asm_emit_uninitialised to emit an
4031 uninitialised variable.
4033 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4035 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4036 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4037 <geoffk@cygnus.com>.
4039 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4041 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4042 * c-common.h (builtin_function): Don't declare.
4044 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4046 (pushdecl): Likewise.
4047 (finish_decl): Likewise.
4048 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4049 int. All callers changed.
4050 Set the builtin's DECL_BUILT_IN_CLASS.
4051 * tree.h (enum built_in_class): New.
4052 (enum built_in_function): Delete NOT_BUILT_IN.
4053 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4055 (DECL_SET_FUNCTION_CODE): Likewise.
4056 (DECL_BUILT_IN_CLASS): New macro.
4057 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4058 (struct tree_decl): Split builtin function code field into a
4060 (builtin_function): Declare.
4062 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4064 * optabs.c (init_traps): Fix typo in last change.
4066 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4068 * toplev.c (rest_of_decl_compilation): Update comment.
4070 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4072 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4073 in .sbss if appropriate.
4074 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4075 (SBSS_SECTION_ASM_OP): New macro.
4076 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4077 (EXTRA_SECTIONS): Add in_sbss.
4078 * config/mips/mips.h: Prototype sbss_section.
4080 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4082 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4085 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4087 * optabs.c (init_traps): Register trap_rtx as a GC root.
4089 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4091 * config/mips/mips.c (function_arg_pass_by_reference): Define
4092 unconditionally, since it's called unconditionally.
4094 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4096 * toplev.c (documented_lang_options): Add -fshort-wchar.
4097 * c-decl.c (c_decode_option): Likewise.
4098 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4100 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4101 * gcc.c (default_compilers): If -fshort-wchar,
4102 override __WCHAR_TYPE__.
4103 * tm.texi (C Dialect Options): Add -fshort-wchar.
4105 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4106 symbol for a variable.
4108 * cpplib.h (CPP_PREPROCESSED): New macro.
4109 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4110 we're seeing this input for a second time.
4112 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4114 * emit-rtl.c (init_emit_once): Initialize modes first.
4116 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4118 * config/i386/i386.c (pic_label_name): Change to char pointer.
4119 (global_offset_table): New variable.
4120 (load_pic_register): Fill global_offset_table if it hasn't
4121 already been done. Allocate pic_label_name dynamically.
4122 * ggc.h (empty_string): New variable.
4123 * ggc-simple.c (empty_string): Likewise.
4124 (init_ggc): Allocate empty_string and add as root.
4125 * stmt.c (digit_strings): New variable.
4126 (init_stmt): Add last_block_end_note as root. Allocate and
4127 initialize digit_strings.
4128 (expand_asm_operands): Use empty_string instead of string
4129 constant. Use digit_strings instead of string constants.
4130 * profile.c (init_arc_profiler): Allocate string with
4131 ggc_alloc_string instead of xmalloc.
4132 (output_func_start_profiler): Likewise.
4133 * c-typeck.c (digest_init): Check if init is error_mark_node.
4135 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4136 Richard Henderson <rth@cygnus.com>
4138 * ggc-page.c: New file.
4139 * Makefile.in (ggc-page.o): New.
4141 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4143 * invoke.texi: Document -fdelete-null-pointer-checks
4144 * toplev.c (flag_delete_null_pointer_checks): New.
4145 (f_options): Add entry for -fdelete-null-pointer-checks.
4146 (rest_of_compilation): Conditionalize null pointer check
4147 elimination on flag_delete_null_pointer_checks.
4148 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4150 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4152 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4153 copyright notice and special exception to GPL.
4155 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4157 * abi64.h (mips_function_value): Add prototype arguments.
4159 * mips-protos.h: New file with mips prototypes.
4161 * mips.c: Include "tm_p.h".
4162 (mktemp, lookup_name): Add prototype arguments.
4163 (extern_list, string_constant, mips_fill_delay_slot,
4164 mips_output_external, mips_output_external_libcall,
4165 mips_output_filename, mips_declare_object, function_prologue,
4166 mips_expand_prologue, function_epilogue, mips16_constant,
4167 build_mips16_function_stub, mips_output_conditional_branch):
4169 (mips_va_start): Remove unused variable `u'.
4170 (mips_va_arg): Cast value to unsigned when comparing against one.
4172 (save_restore_insns, mips_expand_prologue): Add missing arg in
4173 call to `large_int'.
4175 * mips.h: Move prototypes to mips-protos.h.
4176 (data_section, memory_address_p, rdata_section,
4177 readonly_data_section, simple_epilogue_p, text_section): Delete
4178 prototypes delcared elsewhere.
4179 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4181 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4183 * mips.md: Delete extra args in call to `mips_move_2words'.
4185 * xm-iris6.h (alloca): Add prototype argument.
4187 * genpeep.c: Include "tm_p.h" in generated output file.
4189 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4191 * basic-block.h (find_edge_index): Change parameters.
4192 * flow.c (verify_edge_list): Pass basic_block parameters to
4193 find_edge_index instead of integers.
4195 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4197 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4200 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4202 * gcc.1: Fix a formatting error.
4204 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4206 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4207 i786, mn10200, mn10300, pdp11, v850.
4209 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4211 * libgcc2.c (num_digits): Add prototype with
4212 __attribute__((const)).
4213 (__terminate): Add prototype.
4215 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4217 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4219 * alpha/alpha.c (print_operand): Fix type of `code'.
4220 (alpha_output_filename): Constify.
4221 * alpha/alpha.h: Move all function declarations ...
4222 * alpha/alpha-protos.h: ... here. New file.
4223 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4224 (SECTION_FUNCTION_TEMPLATE): Likewise.
4226 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4228 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4229 * expr.c (expand_expr): Likewise.
4230 (do_jump): Likewise.
4231 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4232 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4234 (enum can_compare_purpose): New.
4235 (can_compare_p): Adjust prototype.
4236 (prepare_cmp_insn, prepare_operand): Declare.
4237 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4238 * optabs.c (cmp_available_p): Deleted.
4239 (expand_abs): Pass ccp_jump to can_compare_p.
4240 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4241 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4242 Call can_compare_p rather than cmp_available_p.
4243 (prepare_operand): No longer static.
4244 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4245 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4246 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4247 sequence to use emit_cmp_and_jump_insns.
4248 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4250 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4252 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4253 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4254 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4255 (plus (reg) (const_int 0))
4256 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4258 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4260 * rs6000.c (expand_block_move): DImode loads and stores require
4261 word-aligned displacements. Increment address registers with
4262 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4264 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4266 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4267 is no name for the base type, rather than segfault. If we are
4268 writing out a complex integer type, use DW_ATE_lo_user.
4270 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4271 in one word or less (complex char, complex short, or on 64 bit
4272 systems complex float) to/from a hard register, copy it through
4273 memory instead of dying in gen_{real,imag}part. If we have a
4274 short complex type, prevent inlining since it allocates stack
4277 * tree.c (build_complex_type): If we are writing dwarf2 output,
4278 generate a name for complex integer types.
4280 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4282 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4283 * flow.c (remove_edge): Remove extra whitespace.
4284 (remove_fake_edges): Fix comment.
4285 (add_noreturn_fake_exit_edges): Use the correct name.
4287 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4289 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4290 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4291 (clean): Depend on INTL_CLEAN.
4292 (maintainer-clean): Adjust.
4294 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4296 * configure.in (AC_PREREQ): Bump to 2.13.
4297 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4299 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4301 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4303 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4305 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4306 (HAVE_STRINGIZE): Define.
4308 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4310 * c-parse.in: save and restore warn_pointer_arith on __extension__
4311 along with pedantic.
4312 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4313 Set the type of extension to itype rather than $<itype>1 kludge.
4314 * extend.texi (Alternate Keywords): Adjust documentation.
4315 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4317 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4319 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4320 most assembler templates.
4322 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4323 FP loads and stores.
4324 (following_call): Always return zero for the PA8000.
4325 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4326 FP loads and stores.
4327 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4329 * pa.h (BRANCH_COST): Define.
4331 * pa.md (return, return_internal): Use bve for PA2.0.
4333 * pa.md (fused multiply): Add variants which reduce height for the
4334 fused multiply, but which still generate 2 insns.
4335 (fnegabs): Similarly.
4337 * pa.md (subsi3): Turn into an expander. Create two anonymous
4338 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4339 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4341 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4343 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4345 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4346 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4348 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4351 * flow.c (record_active_eh_regions): Terminate loop after finding
4352 the last insn in the last basic block.
4354 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4356 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4358 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4360 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4362 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4364 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4365 splitting to not use output template.
4367 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4369 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4370 * config/c4x/c4x.c (c4x_va_start): New function.
4372 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4374 * genrecog.c (not_both_true): Handle correctly cases when called for
4375 tests with different positions in the insn.
4377 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4379 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4381 * system.h (HOST_PTR_PRINTF): ... to here.
4383 * mips-tfile.c: Don't include machmode.h.
4385 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4386 (mips-tfile.o): Don't depend on machmode.h.
4388 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4390 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4391 avoid conflicts with typedef struct `region' at the top level scope.
4393 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4395 * basic-block.h (basic_block): Add eh_beg, eh_end.
4396 * flow.c (entry_exit_blocks): Update.
4397 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4399 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4400 lists.c functions to allocate insn lists.
4401 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4403 (make_eh_edge): ... here. New.
4404 (move_stray_eh_region_notes): New.
4405 (record_active_eh_regions): New.
4406 (delete_unreachable_blocks): Split out block merging ...
4407 (try_merge_blocks): ... here. New.
4408 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4409 Dump debugging data.
4410 (merge_blocks_move_successor_nojumps): Likewise.
4411 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4413 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4415 * extend.texi (Bound member functions): Document unbound pmf
4418 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4420 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4421 has the EXIT_BLOCK as a dest.
4423 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4425 * flow.c (remove_edge): New function to remove an edge from the
4427 (remove_fake_successors): New function to remove fake successor edges.
4428 (remove_fake_edges): New function to remove all fake edges from the
4430 (add_fake_exit_edges): New function to add fake edges from all blocks
4431 with no successors to the exit block.
4432 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4433 prototypes for new functions.
4435 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4437 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4438 Use Pmode to determine whether to output .dword or .word.
4440 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4442 * tree.c (built_in_filename): New variable.
4443 (BUILT_IN_FILENAME): New macro.
4444 (init_tree_codes): Allocate built_in_filename.
4445 (make_node): Use built_in_filename instead of string constant.
4447 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4449 * configure.in: Add fr30 target.
4450 * configure: Regenerate.
4451 * config/fr30: New directory.
4452 * config/fr30/crti.asm: New file.
4453 * config/fr30/fr30.c: New file.
4454 * config/fr30/crtn.asm: New file.
4455 * config/fr30/fr30.h: New file.
4456 * config/fr30/fr30.md: New file.
4457 * config/fr30/lib1funcs.asm: New file.
4458 * config/fr30/t-fr30: New file.
4459 * config/fr30/xm-fr30.h: New file.
4461 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4463 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4464 BARRIER at the end of the successor, not the BARRIER before
4467 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4469 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4471 * stmt.c (any_pending_cleanups): Don't crash when
4472 current_function->stmt is unset.
4474 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4476 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4477 other initializations that may use it for relative offsets.
4479 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4481 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4482 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4483 * config/i386/sol2dbg.h: Removed.
4484 * config/i386/sol2gas.h: New file, to enable gas work-around.
4485 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4486 Don't use sol2dbg.h.
4487 * configure: Rebuilt.
4489 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4491 * invoke.texi (-fthis-is-variable): Remove documentation.
4493 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4495 * basic-block.h (compute_bb_for_insn): Declare.
4496 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4497 to use; set size of basic_block_for_insn directly.
4498 (find_basic_blocks): Update.
4500 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4502 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4504 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4506 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4507 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4509 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4511 * c-decl.c (c_decode_option): Extend comment.
4513 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4515 * toplev.c (progname): Make 'const char *'
4516 (flag_print_mem): Move out of main.
4517 (version_flag): Move out of main.
4518 (filename): Move out of main.
4519 (debug_args): Remove g prefix from options.
4520 (documented_lang_options): Remove cpplib specific options.
4521 (display_help): Add g prefix to debug options.
4522 (check_lang_option): Delete this function.
4523 (decode_d_option): New function: Decode -d... option.
4524 (decode_f_option): New function: Decode -f... option.
4525 (decode_W_option): New function: Decode -W... option.
4526 (decode_g_option): New function: Decode -g... option.
4527 (independent_decode_option): New function: Decode a language
4528 independent command line option.
4529 (main): Invoke lang_decode_option and then
4530 independent_decode_option on each command line option in
4533 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4535 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4536 * fold-const.c (fold_range_test): Do not try to fold the range
4537 test if the rhs or lhs has side effects.
4539 * basic-block.h (compute_flow_dominators): Declare.
4541 * gcse.c (alloc_code_hoist_mem): New function.
4542 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4543 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4544 (hoist_code, one_code_hoisting_pass): Likewise.
4545 (gcse_main): If optimizing for size, then hoist expressions
4546 computed in multiple dominated basic blocks.
4548 * gcse.c (invalid_nonnull_info): New function.
4549 (delete_null_pointer_checks): Likewise.
4550 * rtl.h (delete_null_pointer_checks): Declare.
4551 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4553 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4554 (merge-blocks_move_successor_nojumps): Likewise.
4555 (merge_blocks): Allow merging of some blocks, even if it requires
4556 physical movement of the blocks, but not if it requires new jumps.
4558 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4559 Callers and prototype changed.
4560 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4562 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4564 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4565 -YP when both -p and -pg are present. From i386/sol2.h.
4567 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4569 * Makefile.in (distclean): Delete tm_p.h.
4570 * configure.in: Create a new file, "tm_p.h", from a list in
4571 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4572 "i386/i386-protos.h".
4574 * alias.c: Include "tm_p.h".
4575 * c-typeck.c: Likewise.
4576 * calls.c: Likewise.
4578 * emit-rtl.c: Likewise.
4579 * explow.c: Likewise.
4580 * expmed.c: Likewise.
4582 * final.c: Likewise.
4584 * fold-const.c: Likewise.
4585 * function.c: Likewise.
4587 * global.c: Likewise.
4588 * haifa-sched.c: Likewise.
4589 * integrate.c: Likewise.
4591 * local-alloc.c: Likewise.
4593 * optabs.c: Likewise.
4594 * recog.c: Likewise.
4595 * reg-stack.c: Likewise.
4596 * regclass.c: Likewise.
4597 * regmove.c: Likewise.
4598 * reload.c: Likewise.
4599 * reload1.c: Likewise.
4600 * reorg.c: Likewise.
4601 * resource.c: Likewise.
4603 * stor-layout.c: Likewise.
4604 * toplev.c: Likewise.
4606 * unroll.c: Likewise.
4607 * genattrtab.c (main): Make generated file include "tm_p.h".
4608 * genemit.c (main): Likewise.
4609 * genoutput.c (main): Likewise.
4610 * genrecog.c (main): Likewise.
4612 * i386.h: Delete all prototypes.
4613 * i386.c: Include "tm_p.h".
4614 (ix86_attr_length_default): Call constant_call_address_operand
4615 with correct number of arguments.
4616 * i386-protos.h: New file.
4617 * i386.md (unnamed patterns): Call constant_call_address_operand
4618 with correct number of arguments.
4619 (exception_receiver): Call load_pic_register with correct number
4622 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4624 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4626 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4628 * rtl.h (insns_safe_to_move_p): New function.
4629 * loop.c (find_and_verify_loops): Use it.
4630 * rtlanal.c (insns_safe_to_move_p): Define it.
4632 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4634 * c-pragma.c: Include ggc.h.
4635 * Makefile.in (c-pragma.o): Update.
4637 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4639 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4640 (LIB_SPEC): Likewise.
4641 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4642 Reindent -YP/-p/-pg.
4643 Copied from config/sparc/sol2.h.
4645 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4647 * c-pragma.c (mark_align_stack): New.
4649 * c-pragma.h (init_pragma): Declare it.
4650 * c-lex.c (init_parse): Call it.
4652 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4654 * configure.in: Pick up thread library on Solaris/x86 just
4655 like on Solaris/sparc.
4656 * configure: Rebuilt.
4658 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4660 * rtl.h (global_rtx_index): New enum.
4661 (global_rtl): Change to array of rtx.
4662 (pc_rtx, cc0_rtx): Redefine accordingly.
4663 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4664 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4665 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4666 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4667 (const_int_rtx): Change to array of rtx.
4668 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4670 * emit-rtl.c (global_rtl): Change to array of rtx.
4671 (const_int_rtx): Change to aray of rtx.
4672 (gen_rtx_CONST_INT): Redefine accordingly.
4673 (init_emit_once): Allocate and initialize global_rtl. Likewise
4674 for const_int_rtx. Add both as GC roots.
4675 * genattrtab.c (global_rtl): Update declaration.
4677 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4679 * Makefile (USER_H): Add iso646.h back.
4681 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4683 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4684 zapping the LOG_LINKS of sched_before_next_call.
4686 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4687 * pa.c (insn_refs_are_delayed): Renamed from
4688 insn_sets_and_refs_are_delayed.
4690 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4692 * functiion.h (struct function): Add x_whole_function_mode_p.
4693 (retrofit_block): Declare.
4694 * function.c (retrofit_block): New function.
4695 (identify_blocks): Add assertions. Allow an incomplete set of
4696 block notes if we're still generating code for the function.
4697 * integrate.c: Include loop.h.
4698 (expand_inline_function): Call find_loop_tree_blocks to map block
4699 notes to blocks when in whole-function mode. Use retrofit_block
4700 to insert new BLOCKs for the inlined function, rather than
4702 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4703 * Makefile.in (integrate.o): Depend on loop.h.
4705 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4707 * tree.h (warn_about_unused_variables): Declare.
4708 * stmt.c (warn_about_unused_variables): New function, split out
4710 (expand_end_bindings): Here.
4712 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4714 * stmt.c (preserve_subexpressions_p): Don't crash when
4715 current_function->stmt is unset.
4717 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4719 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4720 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4721 (expand_start_target_temps): Use it.
4722 * except.c (expand_eh_region_start_for_decl): Likewise.
4723 * expr.c (expand_expr): Likewise.
4725 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4727 * fold-const.c (operand_equal_p): Pay attention to side effects.
4729 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4731 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4732 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4734 * tlink.c (scan_linker_output): Look for keywords before accepting
4735 a mangled name in quotes.
4737 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4739 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4740 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4742 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4744 * alpha.md: Revert Thu Nov 26 change that came in through the
4745 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4746 Avoid earlyclobber when possible.
4748 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4750 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4752 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4753 Define HAVE_ON_EXIT.
4755 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4757 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4758 CTYPE_CONV in all ctype macros.
4760 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4763 * cexp.y (initialize_random_junk): Likewise.
4765 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4767 * i370.c (handle_pragma): Likewise.
4769 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4771 * v850.c (override_options): Likewise.
4773 * doprint.c (_doprnt): Likewise.
4775 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4778 * fixinc/server.c (load_data): Likewise.
4780 * fold-const.c (real_hex_to_f): Likewise.
4782 * genattr.c (write_upcase, gen_attr): Likewise.
4784 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4785 write_upcase): Likewise.
4787 * genemit.c (print_code): Likewise.
4789 * genopinit.c (gen_insn): Likewise.
4791 * genpeep.c (print_code): Likewise.
4793 * genrecog.c (print_code): Likewise.
4795 * optabs.c (init_libfuncs): Likewise.
4797 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4799 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4801 (reemit_notes): Likewise.
4803 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4805 * ggc.h (ggc_root): Move to ggc-common.c.
4807 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4808 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4809 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4810 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4811 * ggc-common.c (ggc_root): Move from ggc.h.
4812 (roots): Declare, static.
4813 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4814 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4815 null or check/set mark bit.
4816 (ggc_mark_roots): New.
4817 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4819 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4821 * m32r.c: Include toplev.h.
4822 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4823 (gen_compare): Rename swap_p to must_swap to match uses.
4824 Add default abort case.
4825 (m32r_output_function_epilogue): Remove unused variables.
4826 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4827 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4828 define to empty parameter list. Update all uses.
4829 (predicate decls): Use enum machine_mode not int.
4830 * m32r.md (movsi): Call abort, not fatal_insn.
4831 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4833 1999-09-14 Andrew Haley <aph@cygnus.com>
4835 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4836 use $0 instead of 0.
4838 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4840 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4841 computation out of loop over hard regs.
4843 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4845 * function.c (identify_blocks): Don't shadow a variable in an
4847 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4848 pushdecl, or poplevel to build up the new BLOCK tree.
4849 (expand_inline_function): Likewise.
4850 (integrate_parm_decls): Likewise.
4852 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4854 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4856 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4858 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4859 * invoke.texi: Document this change.
4861 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4863 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4865 (mark_emit_status): Renamed from mark_emit_state.
4866 * except.c (mark_eh_status): Renamed from mark_eh_state.
4867 Check not null before marking.
4868 (free_eh_status): New.
4869 * expr.c (mark_expr_status, free_expr_status): New.
4870 * function.c (free_machine_status): New.
4871 (free_after_parsing): New.
4872 (free_after_compilation): Move bits to free_after_parsing; call
4873 free_eh_status, free_expr_status; zero the marked members of the
4875 (prepare_function_start): No can_garbage_collect.
4876 Call init_eh_for_function.
4877 (expand_dummy_function_end): Free up current_function state.
4878 (mark_function_status): Renamed from mark_function_state.
4879 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4880 * function.h (struct function): No can_garbage_collect.
4881 (free_machine_status, free_after_parsing): Declare.
4882 (free_eh_status, free_expr_status): Declare.
4883 * ggc.h (mark_expr_status): Declare.
4884 * stmt.c (free_stmt_status): Free the struct.
4885 (mark_stmt_status): Renamed from mark_stmt_state.
4886 (init_stmt): Don't call init_eh.
4887 (init_stmt_for_function): Don't call init_eh_for_function.
4888 * toplev.c (compile_file): Call init_eh.
4889 (rest_of_compilation): Free basic block info before ggc_collect.
4890 Call free_after_parsing; conditionally call free_after_compilation.
4891 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4892 Check not null before marking.
4893 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4895 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4897 * c-lex.c (yylex): Initialize warn.
4899 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4901 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4902 register when performing secondary reloads for the SAR register.
4904 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4906 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4907 (NOTE_BLOCK): New macro.
4908 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4909 * function.h (identify_blocks): Change prototype.
4910 * function.c (identify_blocks): Simplify.
4911 (reorder_blocks): Likewise.
4912 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4913 NOTE_INSN_BLOCK_{BEG,END}.
4914 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4915 the list of saved notes if the note isn't a
4916 NOTE_INSN_BLOCK_{BEG,END}.
4917 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4919 (reemit_notes): Adjust recreation of notes to reflect new saved
4921 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4922 printing a block note.
4923 * stmt.c (block_vector): Remove.
4924 (find_loop_tree_blocks): Simplify.
4925 (unroll_block_trees): Likewise.
4926 * tree.h (reorder_block): Change prototype.
4928 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4930 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4931 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4932 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4933 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4934 (atexit, exit): Simplify.
4935 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4936 * config/lots: Remove defns of HAVE_ATEXIT.
4938 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4940 * calls.c (precompute_arguments): Fix typo in comment.
4941 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4944 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4946 * dsp16xx.c (override_options): Fix typos in GC root registration.
4948 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4950 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4952 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4953 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4954 (CC1_SPEC): Likewise.
4956 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4958 * genattr.c (main): Add extern prototype. Call return, not exit.
4959 * genattrtab.c (main): Likewise.
4960 * gencheck.c (main): Likewise.
4961 * gencodes.c (main): Likewise.
4962 * genconfig.c (main): Likewise.
4963 * genemit.c (main): Likewise.
4964 * genextract.c (main): Likewise.
4965 * genflags.c (main): Likewise.
4966 * gengenrtl.c (main): Likewise.
4967 * genopinit.c (main): Likewise.
4968 * genoutput.c (main): Likewise.
4969 * genpeep.c (main): Likewise.
4970 * genrecog.c (main): Likewise.
4972 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4973 * genattrtab.c (get_insn_name): Likewise.
4974 * gencodes.c (get_insn_name): Likewise.
4975 * genconfig.c (get_insn_name): Likewise.
4976 * genemit.c (get_insn_name): Likewise.
4977 * genextract.c (get_insn_name): Likewise.
4978 * genflags.c (get_insn_name): Likewise.
4979 * genopinit.c (get_insn_name): Likewise.
4980 * genpeep.c (get_insn_name): Likewise.
4982 * gencheck.c (usage): Add static prototype.
4983 * genextract.c (print_path): Constify a char*.
4984 * genopinit.c (optabs): Likewise.
4985 * genoutput.c (operand_data, data, output_predicate_decls,
4986 compare_operands): Likewise.
4987 * genrecog.c (write_tree): Add default case in switch.
4989 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4991 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4993 * print-rtl.c (get_insn_name): Remove prototype.
4995 * toplev.h (progname): Declare const.
4997 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4998 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4999 dump_sched_info, dump_local_alloc, regset_release_memory,
5000 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5001 error_with_file_and_line, error_with_decl, error_for_asm, error,
5002 fatal, warning_with_file_and_line, warning_with_decl, warning,
5003 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5004 Remove redundant prototypes.
5006 (notice, check_lang_option, report_file_and_line, vnotice,
5007 mark_file_stack): Add static prototype.
5008 (set_fatal_function): Add prototype.
5009 (vnotice, report_file_and_line, set_fatal_function,
5010 check_lang_option): Constify a char*.
5011 (main): Prototype. Call return, not exit.
5013 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5015 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5017 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5019 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5021 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5023 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5025 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5026 behave as if it's zero in all cases.
5027 (expand_function_start): Adjust call to assign_parms.
5028 * tree.h (assign_parms): Adjust prototype.
5029 * objc/objc-act.c (hack_method_prototype): Adjust call to
5032 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5034 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5035 arg_pointer_rtx fixed if the argument pointer register is
5037 (NONZERO_BASE_PLUS_P): Likewise.
5039 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5041 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5042 match_insn2 to match_insn.
5043 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5045 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5047 * Makefile.in (USER_H): Remove va-foo.h.
5049 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5050 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5051 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5052 va-spur.h,va-v850.h}: Remove.
5054 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5056 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5057 (in_return_delay): Use it instead of match_insn.
5059 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5061 * config/alpha/va_list.h (va-alpha.h): Do not include.
5062 (__gnuc_va_list): Typedef as in varargs.h.
5064 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5066 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5067 DECL_LIVE_RANGE_RTL.
5069 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5071 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5072 not NOTE_BLOCK_NUMBER.
5073 (expand_eh_region_end): Likewise.
5074 (find_exception_handler_labels): Likewise.
5075 (scan_region): Likewise.
5076 (exception_optimize): Likewise.
5077 (update_rethrow_references): Likewise.
5078 (set_insn_eh_region): Likewise.
5079 * final.c (final_scan_insn): Likewise.
5080 * flow.c (make_edges): Likewise.
5081 * integrate.c (expand_inline_function): Likewise.
5082 * print-rtl.c (print_rtx): Likewise.
5084 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5086 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5087 terms of builtin functions and types.
5089 * mips.c (mips_build_va_list): New.
5090 (mips_va_start, mips_va_arg): New.
5091 * mips.h (BUILD_VA_LIST_TYPE): New.
5092 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5094 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5095 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5096 * sh.h (BUILD_VA_LIST_TYPE): New.
5097 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5099 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5101 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5102 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5103 (struct insn_data): Likewise with n_operands, n_dups,
5104 n_alternatives, output_format.
5105 * regclass.c (scan_one_insn): Cast n_operands to int before
5106 arithmetic inside comparison.
5108 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5110 * toplev.c (compile_function): Unconditionally emit nop.
5112 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5114 * haifa-sched.c (actual_hazard): Move declaration of variable
5115 `this_cost' into the scope where it is used.
5117 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5119 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5120 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5121 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5123 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5125 * jump.c (find_insert_position): Don't declare or define unless
5126 !HAVE_conditional_arithmetic.
5127 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5129 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5131 * recog.c (offsettable_address_p): Prototype function pointer.
5132 (preprocess_constraints): Call memset, not bzero.
5134 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5135 (gcc_obstack_init): Don't declare.
5136 (fix_sizetype): Add static prototype.
5137 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5138 (tree_cons): Call memset, not bzero.
5140 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5141 definition in macro ASM_WEAKEN_LABEL.
5142 (mark_const_hash_entry): Add static prototype.
5144 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5148 * unroll.c (find_common_reg_term, subtract_reg_term,
5149 loop_find_equiv_value): Add static prototypes.
5150 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5151 (copy_loop_body): Remove unreachable break statement.
5153 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5155 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5157 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5159 Undo some changes from the gcc2 merge:
5160 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5161 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5165 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5166 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5167 initialized float-int union if the value is a NaN.
5169 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5171 * gthr-win32.h: New file.
5173 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5174 shared as a valid attribute.
5175 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5176 * extend.texi: Document `shared' variable attribute.
5178 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5180 * configure.in: Handle --enable-threads on FreeBSD.
5181 * configure: Rebuit.
5183 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5185 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5187 * configure: Rebuilt.
5189 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5190 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5191 Rosimildo DaSilva <rdasilva@connecttel.com>
5193 * configure.in (m68k-*-rtemscoff*): Added.
5194 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5195 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5196 sparc-rtems configuration.
5197 * configure.in (sparc-*-rtemself*): Added.
5198 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5199 * config/i386/rtems.h: Added comment.
5200 * config/sparc/rtemself.h: New file.
5202 * configure.in (m68k-rtemself): Added.
5203 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5204 and DWARF_DEBUGGING_INFO.
5205 * config/m68k/crti.s: New file.
5206 * config/m68k/crtn.s: New file.
5207 * config/m68k/t-crtstuff: New file.
5208 * config/m68k/rtemself.h: New file.
5210 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5211 global ctor/dtor and C++ exception handling.
5212 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5213 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5215 * config/i386/t-rtems-i386: New File.
5217 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5219 * stmt.c (expand_end_case): Return right away if the case stack is
5222 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5224 * Makefile.in (version.c): Remove rule incorrectly brought in from
5227 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5229 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5230 * msdos/top.sed: Take into account a prepended $(SHELL) to
5232 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5234 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5236 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5238 * regmove.c (fixup_match_1): Don't change an unchanging register.
5239 (stable_but_for_p): Renamed to:
5240 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5241 Changed all callers.
5243 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5245 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5246 insn from BL2 is after the insn from BL.
5248 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5250 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5251 (struct insn_data): Merge `template' and `outfun' into `output'.
5252 Add `output_format'.
5253 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5254 (struct data): Remove `outfun'; add `output_format'.
5255 (name_for_index): Remove declaration.
5256 (output_insn_data): Handle output formats.
5257 (process_template): Emit the bare array for @.
5258 (gen_expand, gen_split): Set output_format to NONE.
5259 * output.h (get_insn_template): Declare.
5260 * final.c (get_insn_template): New.
5261 (final_scan_insn): Use it.
5262 * toplev.c (compile_file): Likewise.
5264 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5265 * i860/i860.c (output_delayed_branch): Likewise.
5266 (output_delay_insn): Likewise.
5268 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5270 * rtl.c (obstack_alloc_rtx): Removed.
5272 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5274 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5276 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5278 * i386.c (call_insn_operand): Reject const_int.
5279 (expander_call_insn_operand): Use call_insn_operand.
5281 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5285 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5287 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5288 Use DImode operation.
5290 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5292 * gcc.c: Include sys/resource.h.
5293 (report_times): New flag.
5294 (execute): If report_times is set, calculate and report the
5295 CPU time consumed by each subprocess.
5297 (rus, prus): New globals.
5298 (option_map): Add --time.
5299 (display_help): Document -time.
5300 (process_command): Set report_times if -time is given.
5301 Turn off -pipe if -time is given.
5303 * invoke.texi: Document new option -time.
5305 * configure.in: Check for getrusage. Check if we have to
5306 prototype getrusage.
5307 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5308 * configure: Regenerate.
5309 * config.in: Regenerate.
5311 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5313 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5316 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5318 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5319 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5320 (nan): Return _thenan_sf or _thenan_df as appropriate.
5321 (L_thenan_sf): Define _thenan_sf.
5322 (L_thenan_df): Define _thenan_df.
5324 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5325 (DPBIT_FUNCS): Add _thenan_df.
5327 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5329 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5332 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5334 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5337 (lang_specific_driver): Don't take a function pointer parameter.
5338 All callers changed.
5340 * gcc.c: Include gcc.h.
5341 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5342 lang_specific_extra_outfiles, fatal): Don't declare.
5343 (multilib_defaults_raw): Constify.
5344 (read_specs): Call memset, rather than bzero.
5345 (main): Call return, not exit.
5346 (lookup_compiler): Call memcpy, not bcopy.
5347 (fatal): Make extern.
5349 * cppspec.c: Include gcc.h.
5350 (lang_specific_driver): Initialize variable `quote'. Constify a
5351 char*. All calls to the function pointer parameter now
5352 explicitly call `fatal'.
5354 * gccspec.c (lang_specific_driver): Include gcc.h.
5356 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5358 * arm.c (note_invalid_constants): Use recog_data.operand_type
5361 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5363 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5366 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5367 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5368 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5369 reload_secondary_in_reload, reload_secondary_out_reload,
5370 reload_secondary_in_icode, reload_secondary_out_icode,
5371 reload_reg_rtx, reload_when_needed): Delete declarations.
5372 (struct reload): New structure.
5373 (rld): Declare new array.
5374 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5375 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5376 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5377 reload_secondary_in_reload, reload_secondary_out_reload,
5378 reload_secondary_in_icode, reload_secondary_out_icode,
5379 reload_reg_rtx, reload_when_needed): Delete definitions.
5381 (whole file): Replace uses of the deleted arrays with uses of rld.
5382 * reload1.c (whole file): Replace uses of the deleted arrays with
5384 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5385 explicit loops, not with bcopy.
5387 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5389 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5390 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5391 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5392 insn_name): Delete and consolidate into new structures.
5393 (insn_operand_predicate_fn): New.
5394 (insn_output_fn): New.
5396 (struct insn_operand_data): New.
5397 (struct insn_data): New.
5399 (OUT_FCN): Update for insn_data change.
5400 * builtins.c (expand_builtin_strlen): Likewise.
5401 (expand_builtin_memcmp): Likewise.
5402 * combine.c (make_extraction, simplify_comparison): Likewise.
5403 * cse.c (canon_reg, cse_insn): Likewise.
5404 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5405 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5406 (emit_store_flag): Likewise.
5407 * expr.c (convert_move, emit_block_move): Likewise.
5408 (clear_storage, emit_push_insn, expand_increment): Likewise.
5409 (do_store_flag): Likewise.
5410 * expr.h (GEN_FCN): Likewise.
5411 (insn_gen_function): Die.
5412 * final.c (final_scan_insn): Update for insn_data change.
5413 (output_asm_name): Likewise.
5414 * function.c (fixup_var_refs_1): Likewise.
5415 * loop.c (check_dbra_loop): Likewise.
5416 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5417 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5418 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5419 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5420 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5421 * regmove.c (gen_add3_insn): Likewise.
5422 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5423 (find_reloads, find_reloads_address_1): Likewise.
5424 (debug_reload_to_stream): Likewise.
5425 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5426 * stmt.c (expand_end_case): Likewise.
5427 * toplev.c (compile_file): Likewise.
5429 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5430 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5432 * print-rtl.c (insn_name_ptr): Remove declaration.
5433 (get_insn_name): Declare.
5434 (print_rtx): Use it.
5435 * genoutput.c (insn_name_ptr): Remove.
5436 (next_operand_number): New.
5437 (struct operand_data): New.
5438 (null_operand, odata, odata_end): New.
5439 (struct data): Use struct operand_data.
5440 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5441 (get_insn_name): Renamed from name_for_index.
5442 (output_prologue): Define NO_MD_PROTOTYPES.
5443 (output_predicate_decls): Break out from output_epilogue.
5444 Iterate over the operands list.
5445 (output_operand_data): Break out from output_epilogue. Emit
5446 just the operands list.
5447 (output_insn_data): Break out from output_epilogue. Emit just
5449 (output_epilogue): Remove.
5450 (output_get_insn_name): New.
5451 (constraints, op_n_alternatives, predicates, address_p): Die.
5452 (modes, strict_low, seen): Die.
5453 (scan_operands): Take new param `d' instead of writing to
5454 seven global variables.
5455 (compare_operands): New.
5456 (place_operands): New.
5457 (validate_insn_alternatives): Update for struct data change.
5458 (gen_insn): Don't zero or copy 7 global arrays. Update for
5459 scan_operands; call place_operands.
5460 (gen_peephole, gen_expand, gen_split): Likewise.
5461 (main): Update for new output routines.
5463 * genattr.c (insn_name_ptr): Remove.
5464 (get_insn_name): New function.
5465 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5466 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5467 * genrecog.c: Likewise.
5469 * alpha.md (adddi3): Make `pattern' array static.
5471 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5473 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5474 c4x_cpu_version_string): Constify char *.
5475 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5476 c4x_cpu_version_string): Likewise.
5478 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5480 * tree.c (save_tree_status): Revert 10 Sep change.
5481 (restore_tree_status): Likewise. Call obstack_free with NULL
5482 before freeing the obstack proper.
5484 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5486 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5488 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5489 surrounding context.
5491 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5493 * tree.c (type_hash_canon): Put all types in the hash-table, when
5496 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5498 * recog.h (struct recog_data, recog_data): New.
5499 (recog_foo variables): Kill.
5500 * recog.c (recog_operand, recog_operand_loc): Kill.
5501 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5502 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5503 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5504 (recog_data): Define.
5505 (extract_insn): Update all recog_foo references to use recog_data.
5506 (preprocess_constraints, constrain_operands): Likewise.
5507 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5508 * genattrtab.c (main): Likewise.
5509 * genextract.c (main): Likewise.
5510 * genoutput.c: Likewise.
5511 * genrecog.c (write_subroutine, main): Likewise.
5512 * local-alloc.c (block_alloc): Likewise.
5513 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5514 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5515 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5516 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5517 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5518 (reload_cse_simplify_operands): Likewise.
5520 * arc/arc.c (arc_final_prescan_insn): Likewise.
5521 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5522 * h8300/h8300.c (notice_update_cc): Likewise.
5523 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5524 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5525 * mn10200/mn10200.c (notice_update_cc): Likewise.
5526 * mn10300/mn10300.c (notice_update_cc): Likewise.
5527 * romp/romp.c (update_cc): Likewise.
5528 * sparc/sparc.c (check_pic): Likewise.
5529 * v850/v850.c (notice_update_cc): Likewise.
5531 * genemit.c (main): Don't declare recog_operand.
5533 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5535 * ggc.h (rtvec_def): Forward declare.
5536 (tree_node): Likewise.
5539 (ggc_set_mark_rtx): Add prototype.
5540 (ggc_set_mark_rtvec): Likewise.
5541 (ggc_set_mark_tree): Likewise.
5542 * ggc-simple.c (ggc_root): Don't define.
5543 (roots): Don't declare.
5544 (ggc_mark_rtx): Remove.
5545 (ggc_mark_rtvec): Likewise.
5546 (ggc_mark_tree): Likewise.
5547 (ggc_mark_varray): Likewise.
5548 (ggc_mark_tree_hash_table_entry): Likewise.
5549 (ggc_mark_tree_hash_table): Likewise.
5550 (ggc_set_mart_rtx): New function.
5551 (ggc_set_mark_rtvec): Likewise.
5552 (ggc_set_mark_tree): Likewise.
5553 (ggc_add_root): Remove.
5554 (ggc_add_rtx_root): Likewise.
5555 (ggc_remove_tree_root): Likewise.
5556 (ggc_add_string_root): Likewise.
5557 (ggc_add_tree_varray_root): Likewise.
5558 (ggc_add_tree_hash_table_root): Likewise.
5559 (ggc_del_root): Likewise.
5560 (ggc_mark_rtx_ptr): Likewise.
5561 (ggc_mark_tree_ptr): Likewise.
5562 (ggc_mark_string_ptr): Likewise.
5563 (ggc_mark_tree_varray_ptr): Likewise.
5564 (ggc_mark_tree_hash_table_ptr): Likewise.
5565 * ggc-common.c: New file.
5566 * Makefile.in (OBJS): Add ggc-common.o.
5567 (ggc-common.o): List dependencies.
5569 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5571 * cppalloc.c (xstrdup): Use memcpy.
5572 * cpperror.c (cpp_print_containing_files): Don't use
5574 * cpplib.c (conditional_skip): Set temp->lineno.
5575 (do_endif): Make error message less obscure.
5576 (if_directive_name): New function.
5577 (cpp_get_token [case EOF]): Unwind the if stack and generate
5578 error messages for each unterminated conditional in this file.
5579 (parse_string): Do not behave differently if -traditional.
5581 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5583 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5584 va_list decomposing to pointer-type.
5585 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5586 (rs6000_va_arg): Likewise.
5588 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5590 * except.c (start_dynamic_handler): Compute size using
5591 STACK_SAVEAREA_MODE.
5593 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5595 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5596 include directory headers. Don't define strrchr. Don't provide
5597 my_* replacement functions. Prefer PTR over `pointer_type'.
5598 Don't prototype system functions. Don't redefine getopt.
5600 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5601 safe_read, safe_write, save_pointers, restore_pointers,
5602 is_id_char, in_system_include_dir, directory_specified_p,
5603 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5604 find_corresponding_lparen, referenced_file_is_newer,
5605 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5606 process_aux_info_file, identify_lineno, check_source,
5607 seek_to_line, forward_to_next_token_char, output_bytes,
5608 output_string, output_up_to, other_variable_style_function,
5609 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5610 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5611 find_static_definition, connect_defs_and_decs, add_local_decl,
5612 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5613 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5614 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5615 scan_for_missed_items, edit_file, string_list_cons): Add static
5617 (standard_exec_prefix, target_machine, target_version,
5618 default_syscalls_dir, string_list, string_list_cons, find_file,
5619 do_cleaning): Constify a char*.
5620 (safe_read, safe_write): Use PTR, not a char*.
5621 (is_id_char): Take an int, not a char.
5622 (main): Add prototype. Call return, not exit.
5624 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5626 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5627 when comparing types.
5629 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5631 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5632 (strength_reduce): Release the varrays from the no-bivs early exit.
5634 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5635 the loop over the registers.
5637 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5639 (restore_tree_status): Check that instead when freeing the obstack.
5641 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5643 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5646 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5648 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5649 operand size modifiers.
5651 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5653 * c-common.c (c_common_nodes_and_builtins): Don't build
5655 * c-common.h (enum c_tree_index and related accesor macros): Remove
5656 everything now declared in tree.h.
5657 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5658 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5659 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5660 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5661 unsigned_type_node, ptr_type_node, va_list_type_node,
5662 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5663 (init_decl_processing): Call build_common_tree_nodes and
5664 build_common_tree_nodes_2 instead of building their nodes here.
5665 Don't add roots for these nodes.
5666 * stor-layout.c (size_zero_node, size_one_node): Delete.
5667 (set_sizetype): Make a new node for bitsizetype each time.
5668 * tree.c (global_trees): New variable.
5669 (init_obstacks): Add a gc root for it.
5670 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5671 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5672 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5673 (build_common_tree_nodes): New function.
5674 (fix_sizetype): New function.
5675 (build_common_tree_nodes_2): New function.
5676 * tree.h (enum tree_index): New.
5677 (global_trees): Declare.
5678 Add accessor macros for all nodes now moved to global_trees.
5679 Delete their declarations.
5681 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5683 * c-decl.c (finish_function): When processing a nested function,
5684 push and pop GC context around rest_of_compilation.
5686 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5688 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5689 Default ix86_arch to PROCESSOR_I386.
5690 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5691 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5692 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5693 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5694 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5695 (EXTRA_SPECS): Remove deleted specs.
5697 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5699 * function.c (assign_stack_local_1): Allocate from
5700 function->x_frame_offset, not frame_offset.
5702 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5704 * ggc.h (lang_cleanup_tree): Remove.
5705 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5706 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5708 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5709 TYPE_LANG_SPECIFIC when garbage collecting.
5710 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5711 (lang_cleanup_tree): Remove.
5713 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5715 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5716 * crtstuff.c: Not here.
5717 * dwarf2out.c: Or here.
5718 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5721 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5723 * function.h (free_after_compilation): Remove decl parameter.
5724 (free_varasm_status0: Likewise.
5725 (free_emit_status): Likewise.
5726 (free_stmt_status): Likewise.
5727 (free_after_compilation): Likewise.
5728 (init_lang_status): New variable.
5729 (free_lang_status): Likewise.
5730 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5731 * function.c (init_lang_status): New variable.
5732 (free_lang_status): Likewise.
5733 (push_function_context_to): Don't set function::decl here.
5734 (free_after_copmilation): Make decl parameter implicit. Call
5735 free_lang_status if defined.
5736 (prepare_function_start): Call init_lang_status if defined.
5737 (init_function_start): Set function::decl here.
5738 * profile.c (output_func_start_profiler): Don't call pushdecl
5739 until we've actually started the function.
5740 * stmt.c (free_stmt_status): Make decl parameter implicit.
5741 * toplev.c (rest_of_compilation): Don't pass decl to
5742 free_after_compilation.
5743 * varasm.c (free_varasm_status): Likewise.
5745 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5747 * except.c (call_get_eh_context): Add root when allocating static
5750 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5752 * arm.c: Include "ggc.h".
5753 (arm_add_gc_roots): New function.
5754 (arm_override_options): Call it.
5755 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5757 * arm.md (define_asm_attributes): Add a pool_range attribute.
5759 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5761 * extend.texi (Volatiles): New node.
5763 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5765 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5766 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5767 (struct ggc_any): Replace `mark' with `magic_mark'.
5768 (ggc_alloc_string): Use memcpy, not bcopy.
5769 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5770 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5771 (ggc_free_any): New.
5772 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5773 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5774 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5775 Use IS_MARKED. Use ggc_free_any.
5777 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5779 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5781 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5783 * toplev.c (main): Always init_ggc.
5785 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5787 * except.c (find_all_handler_type_matches): Free the list if
5788 we found no matches.
5790 * combine.c (SUBST): Break out to a real function do_SUBST.
5791 (SUBST_INT): Likewise.
5792 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5793 (pre_insert): Free `inserted'.
5794 * loop.c (basic_induction_var): Always set `location'.
5796 * function.c (expand_function_end): Add initial_trampoline as a root.
5797 * rtl.h (init_varasm_once): Declare.
5798 * toplev.c (compile_file): Call it.
5799 * ggc-simple.c (ggc_mark_string_ptr): New.
5800 (ggc_add_string_root): New.
5801 (ggc_collect): Disable collection avoidance temporarily.
5802 * ggc.h (ggc_add_string_root): Declare.
5803 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5804 * optabs.c (init_libfuncs): Likewise.
5805 * varasm.c (named_section): Use ggc_alloc_string.
5806 (make_function_rtl): Likewise.
5807 (make_decl_rtl): Likewise.
5808 (assemble_static_space): Likewise.
5809 (assemble_trampoline_template): Likewise.
5810 (output_constant_def): Likewise.
5811 (force_const_mem): Likewise.
5812 (mark_const_hash_entry): New.
5813 (mark_pool_sym_hash_table): New.
5814 (mark_varasm_state): Use it.
5815 (init_varasm_once): New.
5817 * expr.h (init_one_libfunc): Declare.
5818 * optabs.c (init_one_libfunc): New.
5819 (init_optabs): Use it.
5820 * config/gofast.h: Likewise.
5821 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5822 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5824 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5826 * Makefile.in (cppexp.o): Depend on cpphash.h.
5827 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5829 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5830 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5831 redefining poisoned identifiers, etc.
5832 (do_undef): Don't allow poisoned identifiers to be undefined.
5833 (do_pragma): Add #pragma poison.
5834 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5836 * cccp.c: Add T_POISON node type.
5837 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5839 (do_define): Generalise to handle poisoned definitions,
5840 redefining poisoned identifiers, etc.
5841 (do_undef): Don't allow poisoned identifiers to be undefined.
5842 (do_pragma): Add #pragma poison.
5843 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5845 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5846 * c-pragma.h: Add ps_poison state. We now always have generic
5849 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5851 * ggc.h (ggc_alloc): New function.
5852 (ggc_mark): Likewise.
5853 * ggc-simple.c (ggc_any): New structure.
5854 (ggc_status): Add anys.
5855 (n_anys_collected): New variable.
5856 (ggc_alloc): Define.
5857 (ggc_mark): Likewise.
5858 (ggc_collect): Collect the anys.
5860 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862 * c-decl.c (mark_binding_level): Make static to match prototype.
5864 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5866 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5868 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5870 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5871 will use into account. Expand the max width to 5.
5874 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5876 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5879 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5881 * alpha.md (call value patterns): Remove the result predicates.
5883 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5885 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5888 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5890 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5891 changed from extern char *, to extern PTR. Also fix typo in
5892 NEED_DECLARATION_REALLOC test.
5894 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5896 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5899 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5900 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5901 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5903 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5905 * cccp.c (pcfinclude): Likewise.
5907 * global.c (allocno_compare): Likewise.
5909 * haifa-sched.c (rank_for_schedule): Likewise.
5911 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5913 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5915 * stupid.c (stupid_reg_compare): Likewise.
5917 * tree.c (_obstack_allocated_p): Likewise.
5919 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5921 1999-09-08 Bruce Korb autogen@linuxbox.com
5923 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5924 why "gperf -F" fails.
5925 * gcc/cp/Makefile.in: ditto
5926 * gcc/Makefile.in: ditto
5927 * gcc/java/Makefile.in: ditto
5929 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5931 * lists.c: Include ggc.h.
5933 (init_EXPR_INSN_LIST_cache): Install it.
5935 * ggc-simple.c (init_ggc): Absorb the old init.
5936 (ggc_push_context): Use xcalloc.
5937 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5938 (ggc_collect): Add [rvts] tags to the collection stats.
5940 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5942 * cccp.c (main): Fix handling of -include and -imacros options.
5944 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5946 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5948 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5950 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5953 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5955 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5956 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5957 and SET_DEST. Update comment.
5959 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5961 * config/c4x/c4x.c: Include ggc.h.
5962 (c4x_add_gc_roots): New function.
5963 (c4x_override_options): Call c4x_add_gc_roots.
5965 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5967 * defaults.h (TARGET_ESC): Move ...
5968 * system.h: ... here, where Linas had it in the first place. Silly me.
5970 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5972 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5973 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5974 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5975 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5976 * defaults.h (TARGET_ESC): Add default.
5978 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5980 * configure.in: add i370-*-openedition, i370-*-mvs and
5981 i370-*-linux targets
5983 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5985 * dsp16xxx.c: Include ggc.h
5986 (override_options): Mark GC roots.
5987 * mn10200.c: Include ggc.h.
5988 (asm_file_start): Mark GC roots.
5989 * tahoe.c: Include ggc.h.
5990 (extensible_operand): Mark GC roots.
5992 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5994 * README: Add section discussing status of ELF ABI.
5995 * i370.c: Fix misc spelling mistakes.
5996 (i370_label_scan): Updated notes, exception handling.
5997 (i370_function_prolog): Simplify ELF stack handling.
5998 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5999 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6000 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6001 * i370.md: (movdi): Add notes.
6002 (floatsidf2): Use stack not rtca for scratch float area.
6003 (iorsi3): Correct operand constraints.
6004 * x-oe: Restore TAROUTOPTS which are used by pax.
6006 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6008 * rs6000.c: Include ggc.h.
6009 (rs6000_add_gc_roots): New function.
6010 (override_options): Call it.
6012 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6014 * alpha.h (alpha_compare): New.
6015 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6016 * alpha.c: Likewise for the definitions.
6017 (alpha_emit_conditional_branch): Update for alpha_compare.
6018 (alpha_emit_conditional_move): Likewise.
6019 * alpha.md (cmpdf, cmpdi): Likewise.
6020 (setcc patterns): Likewise. Zero alpha_compare after use.
6021 (sne): Optimize (x != 0) into (0U < x).
6023 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6025 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6026 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6027 (INIT_EXPANDERS): Remove.
6028 * alpha.c: Include ggc.h.
6029 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6030 (alpha_init_machine_status, alpha_mark_machine_status): New.
6031 (override_options): Install them.
6032 (struct machine_function): Moved to alpha.h.
6033 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6034 (alpha_init_expanders): Remove.
6035 (alpha_return_addr): Adjust to use current_function->machine.
6036 (alpha_ra_ever_killed): Likewise.
6037 (alpha_expand_epilogue): Likewise.
6038 * alpha.md (eh_epilogue): Likewise.
6040 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6041 Melissa O'Neill <oneill@cs.sfu.ca>
6042 Geoffrey Keating <geoffk@cygnus.com>
6044 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6045 call-used registers (call-saved registers must still be contiguous
6046 and end with r31, of course).
6048 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6050 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6051 (self_promoting_type_p): Delete.
6052 (self_promoting_args_p): Move ...
6053 * c-common.c: ... here.
6054 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6055 (simple_type_promotes_to): New.
6056 * builtins.c (lang_type_promotes_to): New.
6057 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6058 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6059 * c-common.h: ... here.
6060 (self_promoting_args_p, simple_type_promotes_to): Declare.
6061 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6062 (grokdeclarator): Likewise.
6063 * tree.h (lang_type_promotes_to): Declare.
6065 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6067 Add some machine-dependent GC roots.
6068 * sparc.c: Include ggc.h.
6069 (sparc_add_gc_roots): New function.
6070 (mark_ultrasparc_pipeline_state): Likewise.
6071 (override_options): Call sparc_add_gc_roots.
6072 * pa.c: Include ggc.h.
6073 (pa_add_gc_roots): New function.
6074 (mark_deferred_plabels): Likewise.
6075 (override_options): Call pa_add_gc_roots.
6076 * mips.c: Include ggc.h.
6077 (mips_add_gc_roots): New function.
6078 (override_options): Use it.
6080 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6082 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6084 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6085 cpp_parse_expr): Add static prototypes.
6086 (parse_charconst): Don't cast away const-ness.
6087 (token): Constify a char*.
6089 * cppfiles.c (file_name_list, include_hash, find_include_file,
6090 finclude, initialize_input_buffer): Constify a char*.
6091 (file_cleanup, find_position): Add static prototypes.
6093 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6094 collect_expansion): Add static prototypes.
6095 (cpp_install, create_definition, monthnames): Constify a char*.
6097 * cpphash.h (cpp_install): Likewise.
6099 * cppinit.c (known_suffixes, default_include,
6100 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6101 (base_name, dump_special_to_buffer, initialize_dependency_output):
6102 Add static prototypes.
6104 * cpplib.c (my_strerror): Constify a char*.
6105 (null_underflow, null_cleanup, skip_comment, copy_comment,
6106 copy_rest_of_line, handle_directive, pass_thru_directive,
6107 get_directive_token, read_line_number, cpp_print_file_and_line,
6108 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6109 v_cpp_warning_with_line, detect_if_not_defined,
6110 consider_directive_while_skipping): Add static prototypes.
6111 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6112 cpp_pedwarn_with_file_and_line): Constify a char*.
6114 * cpplib.h (cpp_options, include_hash, progname, definition,
6115 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6116 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6117 find_include_file, deps_output, include_hash): Constify a char*.
6119 * cppmain.c (progname): Constify.
6120 (main): Add prototype. Use return, not exit.
6122 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6123 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6124 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6125 check_protection): Add static prototype.
6127 (progname, recognized_macrom, recognized_extern): Constify a char*.
6128 (main): Add prototype.
6130 * gen-protos.c (progname): Constify a char*.
6132 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6134 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6135 (init_emit_once): Add more GC roots.
6136 * except.c (mark_func_eh_entry): New function.
6137 (mark_eh_node): Mark false_label and rethrow_label.
6138 (init_eh): Add more GC roots.
6139 * function.c (free_after_compilation): Take decl as a paramter.
6140 Call free_stmt_status.
6141 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6143 * function.h (free_after_compilation): Change prototype.
6144 (free_varasm_status): Likewise.
6145 (free_emit_status): Likewise.
6146 (free_stmt_status): New function.
6147 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6148 Remove, replacing with ...
6149 (ggc_status): New structure.
6150 (ggc_chain): New variable.
6152 (ggc_push_context): New function.
6153 (ggc_pop_context): Likewise.
6154 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6155 (ggc_alloc_rtvec): Likewise.
6156 (ggc_alloc_tree): Likewise.
6157 (ggc_alloc_string): Likewise.
6158 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6159 (ggc_mark_tree): Give language-dependent code a chance to mark
6161 (ggc_mark_tree_varray): Handle empty arrays.
6162 (ggc_collect): Adjust for use of ggc_chain. Clear
6163 bytes_alloced_since_last_gc.
6164 * ggc.h (ggc_pop_context): New function.
6165 (ggc_push_context): Likewise.
6166 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6167 * stmt.c (free_stmt_status): New function.
6168 (init_stmt_for_function): Clear last_expr_value.
6169 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6170 Conditionalize call to ggc_collect.
6171 (main): Call init_ggc.
6172 * tree.c (push_obstacks): Do the push, even when GC'ing.
6173 (push_obstacks_nochange): Likewise.
6174 (pop_obstacks): Liekwise.
6175 * varasm.c (free_varasm_status): Take decl as a parameter.
6177 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6179 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6180 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6181 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6182 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6184 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6186 * pa/x-pa-mpeix: New file for the MPE port.
6188 * pa/quadlib.asm: New file for long double support.
6190 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6191 * configure: Rebuilt.
6193 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6195 * final.c (shorten_branches): Fix last change.
6197 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6199 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6201 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6203 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6206 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6208 * c-aux-info.c (concat): Don't define.
6210 * cccp.c (my_strerror): Likewise. All callers changed to use
6212 (do_include): Call xstrdup, not xmalloc/strcpy.
6213 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6214 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6216 * collect2.c (my_strsignal): Likewise. All callers changed to use
6218 (locatelib): Call xstrdup, not xmalloc/strcpy.
6220 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6222 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6224 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6226 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6228 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6230 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6232 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6234 (find_all_handler_type_matches): Likewise. Don't check return
6236 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6237 xmalloc, not malloc.
6238 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6240 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6241 (init_spec): Call xcalloc, not xmalloc/bzero.
6242 (set_spec): Call xstrdup, not save_string.
6243 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6244 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6245 (process_command): Call xstrdup, not save_string.
6246 (main): Call xcalloc, not xmalloc/bzero.
6248 * gcov.c (xmalloc): Don't define.
6249 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6250 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6251 (output_data): Call xcalloc, not xmalloc/bzero.
6253 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6255 * mips-tdump.c (xmalloc): Don't define.
6256 (print_symbol): Call xmalloc, not malloc.
6257 (read_tfile): Call xcalloc, not calloc.
6259 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6260 Don't define. All callers of xfree/my_strsignal changed to use
6261 free/strsignal instead.
6262 (allocate_cluster): Call xcalloc, not calloc.
6264 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6265 Fix memory leak, free allocated memory.
6267 * prefix.c (translate_name): Call xstrdup, not save_string.
6268 (update_path): Likewise.
6270 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6272 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6273 Don't define. Callers of xfree/savestring2 changed to use
6274 free/concat instead.
6276 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6277 (init_elim_table): Likewise.
6279 * resource.c (init_resource_info): Likewise.
6281 * stupid.c (stupid_life_analysis): Likewise.
6283 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6284 (open_dump_file): Call concat, not xmalloc/strcpy/...
6285 (clean_dump_file): Likewise.
6286 (compile_file): Call xstrdup, not xmalloc/strcpy.
6288 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6290 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6291 * v850.c (v850_va_arg): New.
6293 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6295 * haifa-sched.c: Tidy comments.
6297 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6299 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6300 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6301 $(out_object_file)): Depend on ggc.h.
6302 * c-common.c: Include "ggc.h".
6303 (combine_strings): If doing GC, use ggc_alloc_string.
6304 * c-decl.c: Include "ggc.h".
6305 (ggc_p): Define with value 0.
6306 (mark_binding_level): New function.
6307 (init_decl_processing): Add GC roots.
6308 (mark_c_function_context): New function.
6309 (lang_mark_false_label_stack): New function.
6310 (lang_mark_tree): New function.
6311 (lang_cleanup_tree): New function.
6312 * c-lang.c: Include "ggc.h".
6313 (lang_init): Call c_parse_init.
6314 * c-lex.c: Include "ggc.h".
6315 (check_linenum): If doing GC, don't copy filenames to permanent
6317 * c-parse.in: Include "ggc.h".
6318 (c_parse_init): New function.
6319 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6320 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6322 * except.c (mark_eh_state): Mark more state.
6323 * function.c (mark_function_state): Likewise.
6324 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6325 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6326 * toplev.c (mark_file_stack): New function.
6327 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6328 (main): Add root for input_file_stack.
6330 * i386.c: Include "ggc.h".
6331 (ix86_mark_machine_status): New function.
6332 (override_options): Set mark_machine_status.
6334 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6336 * tree.c (copy_node): Copy node contents also if doing GC.
6338 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6340 * collect2.c (scan_libraries): Fix double-thinko :-).
6342 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6344 * collect2.c (scan_libraries): Fix thinko.
6346 * cse.c (delete_trivially_dead_insns): Do not skip the last
6347 insn if it is a real insn.
6349 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6351 * Makefile.in (ggc-simple.o): Depend on hash.h.
6352 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6353 (ggc_mark_tree_varray): Likewise.
6354 (ggc_mark_tree_hash_table): Likewise.
6355 * ggc-simple.c: Include hash.h.
6356 (ggc_mark_tree_hash_table_ptr): New function.
6357 (ggc_mark_tree_hash_table_entry): Likewise.
6358 (ggc_mark_tree_hash_table): Likewise.
6359 (ggc_add_tree_hash_table_root): Likewise.
6360 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6361 rtx, when defining fields.
6363 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6365 * profile.c (output_func_start_profiler): Remove apparently
6366 nonsensical call to start_sequence.
6368 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6370 * clipper/clipper.c (clipper_va_start): Fix typos.
6372 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6373 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6374 (spur_va_arg): New stub.
6376 * configure.in: Comment out pyramid.
6378 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6380 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6381 don't conflict with the bits that win32, cygwin, and dgux
6384 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6385 Bernd Schmidt <bernds@cygnus.co.uk>
6387 * integrate.c (function_cannot_inline_p): Do not inline
6388 functions with forced labels.
6390 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6391 Bernd Schmidt <bernds@cygnus.co.uk>
6392 Mark Mitchell <mark@codesourcery.com>
6394 * Makefile.in (ggc-simple.o): Depend on varray.h.
6395 (rtl.o): Depend on ggc.h.
6396 (genattrtab.o): Depend on ggc.h.
6397 (print-tree.o): Likewise.
6398 (fold-const.o): Likewise.
6399 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6400 (make_insn_raw): Don't cache insns when GC'ing.
6401 (emit_insn_before): Likewise.
6402 (emit_insn_after): Likewise.
6403 (emit_insn): Likewise.
6404 (start_sequence): Use xmalloc to allocate the sequence_stack.
6405 (end_sequence): Add free to free it.
6406 (gen_sequence): Don't cache insns when GC'ing.
6407 (clear_emit_caches): Don't use sequence_element_free_list.
6408 (init_emit): Use xcalloc, not xmalloc+bzero.
6409 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6410 * function.c (pop_function_context_from): Use free to free the
6411 fixup_var_refs_queue.
6412 (put_reg_into_stack): Allocate it with xmalloc.
6413 * genattrtab.c: Include ggc.h.
6414 (operate_exp): Don't use obstack_free when GC'ing.
6415 (simplify_cond): Likewise.
6416 (simplify_text_exp): Likewise.
6417 (optimize_attrs): Likewise.
6418 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6420 (gencode): Generate a #include for ggc.h.
6421 * ggc-callbacks.c (ggc_p): Define it to zero.
6422 * ggc-none.c (ggc_p): Likewise.
6423 * ggc-simple.c: Include varray.h.
6424 (ggc_mark_tree_varray): New function.
6425 (ggc_add_tree_varray_root): Likewise.
6426 (ggc_mark_tree_varray_ptr): Likewise.
6427 * ggc.h (ggc_p): Declare.
6428 (varray_head_tag): Likewise.
6429 (ggc_add_tree_varray_root): Declare.
6430 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6431 inconsistencies when GC'ing.
6432 * rtl.c: Include ggc.h.
6433 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6434 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6435 (rtx_free): Don't call obstack_free when GC'ing.
6436 * toplev.c (rest_of_compilation): Call ggc_collect after every
6438 * tree.c (push_obstacks): Do nothing, if GC'ing.
6439 (pop_obstacks_nochange): Likewise.
6440 (pop_obstacks): Likewise.
6441 (make_node): Use ggc_alloc_tree when GC'ing.
6442 (copy_node): Likewise.
6443 (get_identifier): Use ggc_alloc_string when GC'ing.
6444 (build_string): Likewise.
6445 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6446 (tree_cons): Likewise.
6448 (type_hash_canon): Don't call obstack_free when GC'ing.
6450 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6452 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6453 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6455 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6456 Bernd Schmidt <bernds@cygnus.co.uk>
6457 Mark Mitchell <mark@codesourcery.com>
6459 * Makefile.in (stor-layout.o): Depend on ggc.h.
6460 (expr.o): Depend on ggc.h.
6461 (profile.o): Depend on ggc.h.
6462 (stor-layout.o): Depend on ggc.h.
6463 * emit-rtl.c (init_emit_once): Add gc roots.
6464 * expr.c: Include ggc.h.
6465 (emit_block_move): Add gc roots.
6466 (clear_storage): Likewise.
6467 * expr.h (init_stor_layout_once): New function.
6468 * profile.c: Include ggc.h.
6469 (init_arc_profiler): profiler_label is a root.
6470 * scan.c (make_sstring_space): Trust xrealloc to function
6471 correctly with first parameter NULL.
6472 * stor-layout.c: Include ggc.h.
6473 (set_sizetype): Add gc root.
6474 (init_stor_layout_once): New function.
6475 * toplev.c (compile_file): Call it.
6477 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6478 Bernd Schmidt <bernds@cygnus.co.uk>
6479 Mark Mitchell <mark@codesourcery.com>
6481 * Makefile.in (tree.o): Depend on ggc.h.
6482 (varasm.o): Likewise.
6483 (function.o): Likewise.
6485 (except.o): Likewise.
6486 (optabs.o): Likewise.
6487 (emit-rtl.o): Likewise.
6488 * emit-rtl.c: Include ggc.h.
6489 (sequence_element_free_list): Remove, and all references.
6490 (mark_sequence): New functions.
6491 (mark_emit_state): New function.
6492 * except.c: Include ggc.h.
6493 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6494 (mark_tree_label_node): New functions.
6495 (mark_eh_state): New function.
6496 * function.c: Include ggc.h.
6497 (mark_temp_slot, mark_function_chain): New functions.
6498 (mark_function_state): New function.
6499 (init_function_once): New function.
6500 * function.h (init_function_once): New function.
6501 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6502 * ggc.h (label_node): Declare.
6503 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6504 (lang_mark_false_label_stack): New function.
6505 (mark_temp_slot): Remove declaration.
6506 (mark_function_chain): Likewise.
6507 (mark_eh_state): Adjust prototype.
6508 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6510 * optabs.c: Include ggc.h.
6511 (mark_optab): New function.
6512 (init_optabs): Add gc roots.
6513 * stmt.c: Include ggc.h.
6514 (mark_cond_nesting, mark_loop_nesting): New functions.
6515 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6516 (mark_stmt_state): New function.
6517 * toplev.c (compile_file): Call init_function_once.
6518 * tree.c: Include ggc.h.
6519 (type_hash): Move declaration earlier in file.
6520 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6521 (init_obstacks): Add gc roots.
6522 (mark_type_hash): New function.
6523 * varasm.c: Include ggc.h.
6524 (mark_pool_constant): New function.
6525 (mark_varasm_state): New function.
6527 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6529 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6531 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6533 * c-decl.c (struct language_function): Renamed from struct c_function.
6535 (c_function_chain): Delete.
6536 (push_c_function_context): New arg F. Don't warn about nested
6537 functions here. Fill LANGUAGE elt of F. Delete code to update
6538 c_function_chain. Don't call push_function_context.
6539 (pop_c_function_context): New arg F. Restore from there instead of
6540 from c_function_chain. Don't call pop_function_context. Clear out
6541 LANGUAGE field of F when done.
6542 * c-lang.c: Include "function.h"
6543 (lang_init): Initialize save_lang_status and restore_lang_status.
6544 * c-parse.in (nested_function, nested_function_notype): Warn about
6545 nested functions. Call push_function_context/pop_function_context
6546 instead of the _c_ variants.
6547 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6549 * Makefile.in (c-lang.o): Update dependencies.
6551 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6552 regno_pointer_flag, regno_pointer_align.
6553 (gen_reg_rtx): Use xrealloc to enlarge them.
6554 (free_emit_status): New function.
6555 * function.c (mark_machine_status, mark_lang_status): New variables.
6556 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6557 in some bits from assign_stack_local. All callers changed to use new
6559 (assign_stack_local): Just call assign_stack_local_1.
6560 (free_after_compilation): New function.
6561 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6562 (trampoline_address): Likewise.
6563 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6564 (prepare_function_start): Explicitly clear some more variables.
6565 * function.h (struct function): New elt can_garbage_collect.
6566 (mark_machine_status, mark_lang_status): Declare variables.
6567 (free_after_compilation, free_emit_status, free_varasm_status,
6568 init_varasm_status): Declare functions.
6569 * toplev.c (rest_of_compilation): Call free_after_compilation when
6570 done with the current function.
6571 * varasm.c (free_varasm_status): New function.
6573 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6575 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6576 (EXPAND_BUILTIN_VA_ARG): Define.
6577 * sparc.c (sparc_va_start): New.
6578 (sparc_va_arg): New.
6580 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6582 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6584 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6586 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6588 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6590 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6592 (ggc-callbacks.o): New target.
6593 * ggc-callbacks.c: New file.
6595 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6597 * expr.h: Collapse individual optab and libfunc vars to arrays.
6598 (optab_index, libfunc_index): New enumerations.
6599 (optab_table, libfunc_table): New arrays.
6600 Add accessor macros for both.
6602 * optabs.c (optab_table, libfunc_table): New.
6603 Delete declarations for individual optab and libfunc vars.
6605 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6607 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6609 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6611 * Makefile.in (GGC, GGC_LIB): New.
6612 (HOST_RTL): Include ggc-none.o.
6613 (ggc-simple.o): New target.
6614 (ggc-none.o): Likewise.
6615 * tree.h (tree_common): Add gc_mark.
6616 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6617 (struct rtvec_def): Add gc_mark.
6618 * emit-rtl.c (global_rtl): Update static initializers to contain
6619 enough initializers.
6620 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6621 * toplev.c (gc_time): New variable.
6622 (all_time): New variable.
6623 (compile_file): Print gc time.
6624 (print_time): Calculate percentage of the whole.
6626 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6628 Change obstack memory management and varasm constant pool handling so
6629 that nested functions are treated like any other functions.
6630 * function.c (init_machine_status): New variable.
6631 (push_function_context_to): Set contains_functions for the outer
6632 function. Don't call save_varasm_status.
6633 (pop_function_context_from): Don't call restore_varasm_status. Don't
6634 set current_function_contains_functions.
6635 (prepare_function_start): Call init_varasm_status rather than
6636 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6638 * function.h (struct function) Add field varasm. Delete fields
6639 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6640 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6641 (init_machine_status): Declare.
6642 (save_varasm_status, restore_varasm_status): Delete declarations.
6643 (save_tree_status, restore_tree_status): Delete last argument.
6644 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6645 code. All callers changed.
6646 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6647 save_constants_in_decl_trees, restore_constants, save_constants,
6648 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6650 (inlining): New variable.
6651 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6652 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6654 (save_for_inline_nocopy): Don't save constants.
6655 Don't set inl_emit field in current_function.
6656 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6657 function. Set new variable inlining before
6658 calling copy_rtx_and_substitute.
6659 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6660 constant pool references if inlining is nonzero.
6661 Delete ADDRESS and (most of the) CONST cases.
6662 (output_inline_function): Save and restore current_function/
6663 current_function_decl. Delete restore_constants code. Don't call
6664 init_const_rtx_hash_table.
6665 * output.h (init_const_rtx_hash_table): Don't declare.
6666 * rtl.h (struct function): Declare.
6667 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6668 * toplev.c (rest_of_compilation): Don't treat nested functions or
6669 functions containing them specially. Delete all code to deal with
6670 save_for_inline_copying.
6671 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6672 inline_obstacks): Delete variables.
6673 (save_tree_status): Lose arg CONTEXT. All callers changed.
6674 Simply allocate a new function_maybepermanent_obstack for the new
6675 function, delete all the special cases.
6676 Don't save inline_obstacks.
6677 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6678 Delete special handling for function_maybepermanent_obstack; simply
6680 Don't restore inline_obstacks.
6681 (permanent_allocation): Delete code that frees inline_obstacks.
6682 (print_inline_obstack_statistics): Delete function.
6683 (dump_tree_statistics): Don't call it.
6684 * varasm.c (struct varasm_status): New.
6685 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6686 last_pool, pool_offset, const_double_chain): Delete global
6687 variables, replace with accessor macros.
6688 (immed_double_const): Don't walk const_double_chain outside a
6689 function, but don't treat nested functions specially anymore.
6690 (immed_real_const_1): Likewise.
6691 (clear_const_double_mem): Don't treat nested functions specially.
6692 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6693 (save_varasm_status, restore_varasm_status): Delete functions.
6694 (init_varasm_status): New function.
6695 (force_const_mem): Don't treat nested functions specially.
6696 (find_pool_constant): Accept new arg F, search for constants in
6697 that function's pool rather than the current one. All callers
6699 (get_pool_constant_for_function, get_pool_mode_for_function): New
6702 * i386.c (init_386_machine_status): New function, mostly from
6703 clear_386_stack_locals.
6704 (struct machine_functions): Rename element names to avoid name
6706 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6707 macros, replacing global variables.
6708 (clear_386_stack_locals, save_386_machine_status,
6709 restore_386_machine_status): Delete functions.
6710 (override_options): Initialize init_machine_status.
6711 * i386.h (INIT_EXPANDERS): Delete macro.
6712 (save_386_machine_status, restore_386_machine_status,
6713 clear_386_stack_locals): Delete declarations.
6715 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6717 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6718 (doloop_begin): Simplify pattern and use emit_jump_insn.
6719 (doloop_end): Simplify pattern, switch operand order,
6720 and use emit_jump_insn.
6722 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6724 * function.h (struct function): Add new element LANGUAGE.
6725 (save_lang_status): Declare new variable.
6726 (restore_lang_status): Likewise.
6727 * function.c (save_lang_status): Define.
6728 (restore_lang_status): Likewise.
6729 (push_function_context_to): Call language-specific save function.
6730 (pop_function_context_from): Call language-specific restore function.
6732 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6734 * i386.md (movsf_1): Check REG_P before use of REGNO.
6735 (movdf_1): Likewise.
6736 (movxf_1): Likewise.
6737 (extendsfdf2): Likewise.
6738 (extendsfxf2): Likewise.
6739 (extenddfxf2): Likewise.
6741 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6743 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6744 constants into memory.
6745 (c4x_shiftable_constant): New function.
6746 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6747 (c4x_shiftable_constant): Declare.
6748 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6749 ashlqi3_noclobber): Add new patterns and associated splitters.
6751 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6753 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6754 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6755 * final.c (shorten_branches): Likewise.
6756 * global.c (global_alloc): Likewise.
6757 * haifa-sched.c (build_control_flow): Likewise.
6758 * stmt.c (check_for_full_enumeration_handling): Likewise.
6759 (estimate_case_costs): Likewise.
6761 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6763 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6765 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6767 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6768 (recompute_reg_usage): Likewise.
6769 * rtlanal.c (find_regno_fusage): Likewise.
6771 * rtl.c (rtl_check_failed_code1): New function.
6772 (rtl_check_failed_code2): New.
6773 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6774 (RTL_CHECKC1, RTL_CHECKC2): New.
6775 (XC*): New accessor macros.
6776 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6777 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6778 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6779 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6780 (TRAP_*, RANGE_INFO_*): Likewise.
6782 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6784 * Makefile.in (tlink.o): Don't depend on toplev.h.
6786 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6787 output_file, nm_file_name, ldd_file_name, strip_file_name,
6788 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6789 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6790 fork_execute, maybe_unlink, add_to_list,
6791 extract_init_priority, write_list, dump_list,
6792 dump_prefix_list, write_list_with_asm, write_c_file,
6793 write_c_file_stat, write_c_file_glob, scan_prog_file,
6794 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6795 ignore_library, extract_string, notice, dump_file, target_machine,
6796 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6797 read_file, print_load_command): Constify a char*.
6798 (fdopen, error, fatal, fatal_perror): Don't prototype.
6799 (my_strerror): Remove. All callers use xstrerror instead.
6800 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6801 (main): Add prototype. Constify lots of char* ptrs. Change calls
6802 to xcalloc/strcpy/strcat/... to one call to concat.
6803 (main, scan_prog_file, scan_libraries): Use an intermediate
6804 `const char **' to build an argv array.
6805 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6807 * collect2.h (collect_execute, collect_wait, dump_file,
6808 file_exists): Constify a char*.
6809 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6810 temporary_firstobj, vflag, debug): Add extern declarations.
6811 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6813 * tlink.c: Don't include toplev.h.
6814 (vflag, debug, ldout, c_file_name, temporary_obstack,
6815 permanent_obstack, temporary_firstobj): Don't declare.
6816 (tlink_execute, frob_extension, symbol_hash_lookup,
6817 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6818 recompile_files, read_repo_files, demangle_new_symbols,
6819 scan_linker_output): Constify a char*.
6820 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6821 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6823 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6825 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6826 (relative) rather than jsr (absolute) subroutine call insns.
6827 * config/m68k/m68k-coff.h: Ditto.
6829 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6831 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6832 now rework these too.
6833 (arm_reorg): If an insn can't reach the end of the current pool,
6834 ensure that we emit that pool before the insn.
6836 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6838 * tlink.c (scan_linker_output): Skip the initial underscore in
6839 a mangled name if appropriate.
6841 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6843 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6844 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6845 error_with_ivar, gen_declarator, create_builtin_decl,
6846 my_build_string, generate_descriptor_table, generate_ivars_list,
6847 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6848 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6849 dump_base_name, lang_decode_option, build_encode_expr,
6850 start_class, finish_class, encode_pointer, really_start_method,
6851 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6853 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6854 Add static prototypes.
6855 (build_objc_string_decl, build_selector_reference_decl,
6856 encode_bitfield, build_class_reference_decl): Remove unused
6857 parameter, all callers changed.
6858 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6859 (objc_printable_name): Likewise. Change second parameter to type int.
6860 (init_objc): Use memcpy, not bcopy, to avoid casts.
6862 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6864 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6865 reg notes on a deleted insn.
6866 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6868 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6870 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6872 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6874 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6877 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6879 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6880 * tm.texi (MD_ASM_CLOBBERS): Document it.
6882 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6884 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6885 * except.c (expand_rethrow): Remove unused variable.
6886 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6887 * flow.c (replace_insns): Likewise.
6888 (create_edge_list, verify_edge_list): Likewise.
6889 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6891 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6892 is special code to run.
6893 (main): Don't define operands to emit_operand.
6894 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6896 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6898 * alpha/alpha.h (normal_memory_operand): Declare.
6899 (reg_no_subreg_operand): Declare.
6900 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6902 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6904 * c-parse.in (compstmt_primary_start): New, broken out of first
6905 part of compstmt handling in primary.
6906 (primary): Use it. Add an error clause.
6907 (compstmt_nostart): Renamed from compstmt; remove all
6908 initial invocations of compstmt_start.
6911 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6913 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6916 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6918 * combine.c (simplify_shift_const): Remove extra semicolon.
6919 * dwarf2out.c (remove_AT): Likewise.
6920 * expmed.c (expand_mult): Likewise.
6921 * gcov.c (create_program_flow_graph): Likewise.
6922 * reorg.c (mostly_true_jump): Likewise.
6924 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6926 * fold-const.c (fold_range_test): Do not try to fold the range
6927 test if the rhs or lhs has side effects.
6929 * combine.c (simplify_rtx): Recognize another case of a synthesized
6932 * varasm.c (mark_constant_pool): When marking indirect references,
6933 only look at SYMBOL_REFs.
6935 * except.c (expand_fixup_region_end): Do not peek at
6936 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6938 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6940 * flags.h: New variables align_loops, align_loops_log,
6941 align_jumps, align_jumps_log, align_labels, align_labels_log,
6942 align_functions, align_functions_log.
6943 * toplev.c: Define them.
6944 (f_options): Handle -falign-* when they have no argument.
6945 (main): Add logic to set variables for -falign-functions,
6946 -falign-jumps, -falign-labels, -falign-loops.
6947 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6948 (display_help): Change help to match options.
6949 * final.c (LABEL_ALIGN): Default to align_labels_log.
6950 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6951 (LOOP_ALIGN): Default to align_loops_log.
6952 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6953 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6954 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6955 * varasm.c (assemble_start_function): Handle align_functions.
6957 * config/sparc/sparc.h: Don't declare sparc_align_*.
6958 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6959 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6961 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6963 * config/sparc/sparc.c: Delete sparc_align_loops,
6964 sparc_align_jumps, sparc_align_funcs and the corresponding string
6966 (sparc_override_options): Default align_functions on ultrasparc.
6967 Delete -malign-* handling.
6969 * config/mips/mips.c (override_options): On 64-bit targets,
6970 try to align code to 64-bit boundaries.
6971 (print_operand): New substitution, %~,
6972 which aligns labels to align_labels_log.
6973 * config/mips/mips.md (div_trap_normal): Use %~.
6974 (div_trap_mips16): Likewise.
6979 (ashldi3_internal): Likewise.
6980 (ashrdi3_internal): Likewise.
6981 (lshrdi3_internal): Likewise.
6982 (casesi_internal): Likewise.
6984 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6986 Merge new ia32 backend from the branch!
6988 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6989 See ChangeLog.P2 on new_ia32_branch for details.
6991 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6992 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6993 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6994 * i386/gas.h (ASM_FILE_START): Define.
6995 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6996 for name change of ix86_valid_decl_attribute_p.
6997 (i386_pe_valid_type_attribute_p): Similarly.
6999 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7001 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7002 to step through CC modes.
7004 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7006 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7007 it would end up in the shadow of a live flags regsiter.
7009 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7011 * reload1.c: Fix many indentation problems.
7012 * reload.c: Likewise.
7014 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7016 * alias.c (non_local_reference_p): Constify fmt.
7018 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7020 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7022 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7024 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7025 the internal_arg_pointer.
7027 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7029 Merge peephole2 from new_ia32_branch:
7030 * Makefile.in (STAGESTUFF): Add *.peephole2.
7031 (mostlyclean): Likewise.
7032 (recog.o): Depend on resource.h.
7034 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7035 (final_scan_insn): Likewise for the invocation of peephole.
7036 * genconfig.c (main): Look for peephole and peephole2 patterns.
7037 Emit HAVE_peephole* accordingly.
7038 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7039 * flags.h (flag_peephole2): Declare.
7040 * toplev.c: New pass peephole2. New flag -fpeephole2.
7042 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7043 * gencodes.c (main): Likewise.
7044 * genextract.c (main): Likewise.
7045 * genoutput.c (main): Likewise.
7046 * genemit.c (max_operand_1): Look for the max scratch operand.
7047 (gen_rtx_scratch): New.
7048 (gen_exp): Use it, and pass on new arg subroutine_type.
7049 (gen_expand): Take max scratch into account.
7050 (gen_split): Emit peephole2 functions.
7051 (output_peephole2_scratch): New.
7052 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7053 * genrecog.c (routine_type): Add PEEPHOLE2.
7055 (make_insn_sequence): Match outer parallel for peep2. Discard
7056 top level scratches and dups.
7057 (add_to_sequence): New args insn_type and top. Update all callers.
7058 Handle toplevel peep2 matching insns.
7059 (write_subroutine): Handle peep2.
7060 (write_tree_1): Likewise.
7061 (write_tree): Likewise.
7063 (change_state): New arg afterward. Update all callers.
7064 Handle matching separate insns.
7065 * recog.c (recog_next_insn): New.
7066 (peephole2_optimize): New.
7067 * rtl.def (DEFINE_PEEPHOLE2): New.
7068 * resource.c (find_free_register): New argument last_insn. Use it
7069 to find a register available through the entire span.
7070 * resource.h (find_free_register): Update prototype.
7072 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7074 * i386.c (output_strlen_unroll): Don't write xops[7]
7075 label if it wasn't set.
7077 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7079 * cpplib.c (struct directive): Const-ify name pointer and
7080 function pointer prototype.
7081 (validate_else, do_define, do_line, do_include, do_undef,
7082 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7083 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7084 do_warning): Const-ify second arg.
7085 (directive_table): Mark const. Reorder entries by frequency
7086 of usage, record statistics.
7088 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7090 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7091 bounds- check RTL accesses if --enable-checking.
7092 (RTVEC_ELT): Bounds check if --enable-checking.
7093 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7094 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7095 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7097 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7098 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7100 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7101 (NOTE_SOURCE_FILE): Use X0STR.
7102 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7103 MEM_ALIAS_SET): Use X0INT.
7104 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7105 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7107 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7108 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7109 (rtl_check_failed_bounds, rtl_check_failed_type1,
7110 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7112 (fancy_abort): Fix comment.
7114 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7115 (cse_insn): Decrement LABEL_NUSES for jump target before
7117 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7118 * final.c (alter_subreg): Compute regno before changing x to
7119 REG; set REGNO(x) after changing it.
7120 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7121 notes containing CONST_INTs.
7122 (delete_eh_regions): Use NOTE_EH_HANDLER.
7123 * function.c (put_reg_into_stack): Make reg a MEM before
7125 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7127 (gen_mem_addressof): Make reg a MEM before initializing it.
7128 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7130 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7131 deleting an insn, not after.
7132 (block_alloc): Only look at PATTERN(insn) if we have to, and
7133 only if it's format class 'i'.
7134 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7135 CONST_INT before using its INTVAL.
7136 * print-rtl.c (print_rtx): Use X0STR.
7137 * regmove.c (fixup_match_1): Don't look at PATTERN of
7138 non-class-'i' insn chain elements.
7139 * reload.c (loc_mentioned_in_p): Take address of
7140 in->fld[1].rtx directly.
7141 * reload1.c (reload): Change reg to a MEM before initializing
7143 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7145 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7147 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7149 * config/mips/mips.c (machine_dependent_reorg): Force a
7150 barrier to output the local constant pool if a barrier hasn't
7151 been found at a natural point in the instruction stream.
7153 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7155 * c-parse.in (language_string): Constify.
7157 * dwarf2out.c (language_string): Remove declaration.
7159 * dwarfout.c (language_string): Likewise.
7161 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7163 * tree.h (language_string, init_parse, finish_parse): Declare.
7165 * i386/sun386.h (language_string): Remove declaration.
7167 * mips.h (language_string): Likewise.
7169 * nextstep.h (language_string): Likewise.
7171 * nextstep21.h (language_string): Likewise.
7173 * rs6000.c (language_string): Likewise.
7175 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7177 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7178 (getpwd.o): Remove target.
7180 * getpwd.c: Delete file. Its in libiberty now.
7182 * dbxout.c (getpwd): Don't prototype.
7183 * dwarf2out.c (getpwd): Likewise
7184 * dwarfout.c (getpwd): Likewise
7185 * final.c (getpwd): Likewise.
7186 * protoize.c (getpwd): Likewise.
7188 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7190 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7192 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7194 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7197 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7199 * fixinc/Makefile.in (subdir): New.
7200 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7203 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7205 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7206 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7209 * invoke.texi: Fix typo.
7211 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7212 changed. Handle autoincrement addressing modes.
7214 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7215 just like we would the virtual incoming args register when
7218 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7220 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7221 path, in .file directive.
7223 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7225 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7228 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7230 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7233 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7235 * tree.c (tree_code_name): Constify a char*.
7237 * tree.h (tree_code_name, decl_printable_name): Likewise.
7239 * function.h (struct function): Likewise.
7241 * toplev.c (decl_name, decl_printable_name): Likewise.
7243 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7245 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7246 (init_objc): Remove function pointer cast.
7248 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7250 * pa.md (interspace_jump): New pattern.
7251 (builtin_longjmp): New expander.
7253 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7255 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7256 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7257 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7259 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7261 * jump.c (delete_prior_computation): Also check calls
7262 to constant functions. Don't bother checking for a
7263 REG_UNUSED note before adding it.
7264 (delete_computation): Handle multi-word hard registers
7265 when synthesizing missing REG_DEAD notes for a register
7266 which is both set and used by an insn.
7268 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7270 * loop.c (this_loop_info): New variable.
7271 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7272 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7274 (prescan_loop, strength_reduce): New argument loop_info. All callers
7276 (scan_loop): New variable loop_info, initialise to address of
7278 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7279 Delete variable loop_has_multiple_exit targets and replace with
7280 field in this_loop_info.
7281 (find_and_verify_loops): Rename this_loop to this_loop_num.
7282 (strength_reduce): Delete loop_iteration_info. Replace variable
7283 loop_info with function argument of same name.
7284 (insert_bct): Rework test for loop being completely unrolled.
7286 * loop.h (struct loop_info): New fields num, loops_enclosed,
7287 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7288 has_indirect_jump, and cont. Redefine use of unroll_number.
7289 (loop_unroll_number): Delete.
7291 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7293 (loop_iterations): Delete variable vtop and instead use
7294 loop_info->vtop computed in prescan_loop.
7296 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7298 * fix-header.c (main): Do not pass a null pointer to strcmp.
7300 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7302 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7304 * configure: Rebuilt.
7306 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7308 * jump.c (jump_optimize_1): Do not delete assignments to
7309 internal_arg_pointer.
7310 * cse.c (delete_trivially_dead_insns): Always consider a set of
7311 the internal_arg_pointer live.
7313 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7315 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7316 (update_life_info) [REG_WAS_0]: Search the original insns rather
7317 than the new insns for the note. Fix typos finding note_dest.
7318 If no dest found, discard the note rather than abort.
7319 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7320 (replace_insns): Remove the old insn list after update_life_info
7323 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7325 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7327 (sched_analyze_1): Let add_dependence care for not adding dups.
7328 (sched_analyze_2): Likewise.
7329 (add_branch_dependences): Likewise.
7331 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7333 * i386/winnt.c (export_list): New type.
7334 (exports_head): Rename to
7335 (export_head): this.
7336 (i386_pe_record_exported_symbol): Add is_data flag.
7337 (i386_pe_asm_file_end): Emit directive for exported variables.
7338 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7340 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7341 (ASM_DECLARE_OBJECT_NAME): Likewise.
7342 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7343 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7345 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7347 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7349 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7352 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7354 * config/openbsd.h: Define SET_ASM_OP.
7355 * tm.texi: cross-reference SET_ASM_OP in the index.
7357 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7359 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7360 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7361 and class_narrowest_mode at compile time. Kill init_rtl.
7362 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7363 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7364 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7366 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7368 * rtl.h: Declare rtx_length and rtx_format as const.
7369 * machmode.def: Define CC(). Use CC() to define CCmode. If
7370 EXTRA_CC_MODES is defined, expand it here.
7371 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7372 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7373 const. Kill all references to EXTRA_CC_MODES.
7375 * toplev.c: Don't prototype or call init_rtl.
7376 * optabs.c: Don't call init_mov_optab.
7377 * genemit.c: Don't generate init_mov_optab. Don't call
7379 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7381 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7382 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7383 genrecog.c: Don't call init_rtl.
7385 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7386 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7387 definition of EXTRA_CC_MODES.
7389 * md.texi: Kill ref to EXTRA_CC_NAMES.
7390 * tm.texi: Document new way to define EXTRA_CC_MODES.
7392 * genrecog.c: Do not look up the name of a define_split.
7395 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7397 * config/v850/v850.md: Fix typo introduced by previous delta.
7399 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7401 * gcc.c (fatal): Make definition static to match prototype.
7403 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7405 * combine.c (get_last_value): Don't look for earlier sets if the last
7406 known set is somewhere in between the insns being combined.
7408 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7410 * configure.in: Don't use shell ! to negate exit codes
7411 * configure: Regenerate
7413 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7415 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7416 the fact that ALIGN is measured in bits, not bytes.
7418 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7420 * errors.c: New file; defines functions error, warning, and
7421 fatal, variables have_error and progname.
7422 * errors.h: New file; prototypes and decls for stuff in errors.c.
7424 * Makefile: Add rules to build errors.o and
7425 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7426 genopinit, genrecog, genextract, genpeep, genattr, and
7427 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7428 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7429 genpeep.o, genattr.o, and genoutput.o.
7431 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7432 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7433 define or prototype fatal. Set progname at beginning of main.
7434 * genoutput.c: Likewise, and don't define or prototype error
7437 * c-typeck.c (c_expand_start_case): Return immediately if exp
7439 * fold-const.c (operand_equal_p): Return immediately if arg1
7440 or arg0 are ERROR_MARKs.
7441 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7442 fields of type ERROR_MARK when calculating if the record can
7445 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7446 with much help from Jeffrey A Law and Richard Henderson
7448 * i386.md: In the 6 insns which call output_fix_trunc,
7449 earlyclobber operands[0].
7451 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7453 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7454 creating new registers.
7456 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7458 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7459 i386_reg_alloc_order, i386_regparm_string,
7460 i386_align_loops_string, i386_align_jumps_string,
7461 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7462 and i386_branch_cost_string as type "const char *".
7463 * i386.c: Define all above strings as type "const char *".
7465 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7467 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7468 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7470 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7472 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7473 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7475 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7477 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7478 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7479 (dwarf2out_line, dwarf2out_finish): Likewise.
7480 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7482 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7484 * tree.c (lang_unsave_expr_now) : Correct return type.
7485 * tree.h (lang_unsave_expr_now) : Same.
7487 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7489 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7490 instead of duplicating code.
7492 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7494 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7496 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7498 * tree.h: fancy_abort always takes three args.
7499 * resource.c: Move include of system.h before toplev.h.
7501 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7503 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7506 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7508 * system.h: Don't redefine abort or trim_filename.
7509 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7510 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7511 whether or not __FUNCTION__ is available.
7512 * tree.h: Duplicate rtl.h's definition of abort, for files
7513 that don't include rtl.h. Delete all code to perform type
7514 checking with a compiler other than GCC.
7515 * varray.h: Delete all code to perform type checking with a
7516 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7517 its arguments exactly once, using a statement expression.
7518 Adjust the VARRAY_<type> accessor macros to match.
7519 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7520 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7521 caller's location. Define fatal_insn and fatal_insn_not_found
7522 as macros that use _fatal_insn and _fatal_insn_not_found.
7523 (fancy_abort, trim_filename): Kill prototypes.
7525 * rtl.c (trim_filename): Move here from toplev.c.
7526 (fancy_abort): New function.
7527 (DIR_SEPARATOR): Provide default definition.
7528 * tree.c (tree_check_failed, tree_class_check_failed): Go
7529 through fancy_abort.
7530 (tree_check, tree_class_check, cst_or_constructor_check,
7531 expr_check): Delete.
7532 * varray.c (varray_check_failed): New function.
7533 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7534 _fatal_insn and _fatal_insn_not_found. Go through
7536 (trim_filename, fancy_abort): Delete.
7538 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7539 * except.c (start_catch_handler): Report ICE with error/abort
7541 * final.c (output_operand_lossage): Likewise.
7542 * flow.c (verify_flow_info): Likewise.
7544 * gcc.c: Prototype fatal.
7545 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7546 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7547 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7548 Don't define fancy_abort.
7550 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7552 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7555 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7557 * m88k.h (VERSION_INFO2): Kill.
7558 (VERSION_STRING): Kill.
7560 (VERSION_INFO1): Tidy.
7561 (TARGET_VERSION): Update.
7562 * m88k/dgux.h (VERSION_INFO2): Kill.
7563 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7564 * m88k/luna.h (VERSION_INFO1): Tidy.
7565 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7566 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7567 (output_file_start): Adjust for death of VERSION_STRING.
7569 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7571 * cpplib.c (detect_if_not_defined): New function.
7572 (do_if): Use it to detect potential once-only headers.
7574 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7576 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7578 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7580 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7581 anywere in the function only if they are pseudos and set before
7582 being used (not live at the start of the function).
7583 (num_sign_bit_copies) : Same.
7584 (get_last_value_validate) : Same.
7585 (get_last_value) : Same.
7587 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7589 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7590 where N and M are constant and N is an integer multiple of M.
7592 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7594 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7595 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7596 sbitmap_union_of_preds): Add prototypes.
7597 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7598 the intersection of successors with the new flow graph structures.
7599 (sbitmap_intersection_of_preds): New function to compute the
7600 intersection of predecessors with the new flow graph structures.
7601 (sbitmap_union_of_succs): New function to compute the union of
7602 successors with the new flow graph structures.
7603 (sbitmap_union_of_preds): New function to compute the union of
7604 predecessors with the new flow graph structures.
7605 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7606 (expr_reaches_here_p): Use edge and basic_block structures instead
7607 of s_preds and s_succs.
7608 (compute_cprop_avinout): Use new sbitmap routines.
7609 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7610 of s_preds and s_succs.
7611 * flow.c (compute_flow_dominators): Compute dominators using
7612 edges and basic blocks instead of s_preds and s_succs.
7614 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7616 * lists.c (unused_insn_list, unused_expr_list): New file for
7617 maintaining various types of lists. New statics for maintaining a
7618 cache of available INSN_LIST and EXPR_LIST nodes.
7619 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7620 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7621 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7622 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7623 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7624 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7625 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7626 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7627 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7628 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7629 (remove_dependence, free_pending_lists): Use new global routines.
7630 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7631 (sched_analyze, compute_block_backward_dependences): Use new routines.
7632 (sched_analyze_1, sched_analyze_2): Use new routines.
7633 (schedule_insns): Use new global routines.
7634 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7636 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7637 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7639 * toplev.c (rest_of_compilation): Initialize node cache.
7640 * Makefile.in (OBJS): Add lists.o to list of object files.
7641 (lists.o): Add dependancies.
7643 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7645 * config/v850/v850.md: Fix compile time warning messages.
7646 * config/v850/v850.c: Fix compile time warning messages.
7647 * config/v850/v850.h: Fix compile time warning messages.
7649 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7651 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7652 Remove unused prototype for `init_lengths'.
7654 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7656 * calls.c (emit_call_1): Mark parameter `stack_size' with
7658 (expand_call): Initialize variable `insn'.
7659 (emit_library_call): Likewise for variable `high_to_save'.
7660 (emit_library_call_value): Likewise.
7661 (store_one_arg): Likewise for variables `lower_bound' and
7664 * combine.c (try_combine): Likewise for variables `i2_code_number'
7665 and `other_code_number'.
7666 (find_split_point): Likewise for variables `pos', `unsignedp' and
7668 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7669 (simplify_and_const_int): Remove unused variable `width'.
7670 (merge_outer_ops): Likewise.
7672 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7673 HOST_WIDE_INT' when comparing against one.
7674 (simplify_relational_operation): Likewise.
7675 (cse_insn): Initialize variables `src_eqv_volatile',
7676 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7678 * final.c (init_final): Constify parameter `filename'.
7679 (final_start_function): Mark parameter `optimize' with
7681 (profile_function): Likewise for parameters `first' and `optimize'.
7682 (output_source_line): Likewise for parameter `file'.
7684 * integrate.c (subst_constants): Cast a value to `size_t' when
7685 comparing against one.
7686 (mark_stores): Initialize variable `mode'. Cast a value to
7687 `size_t' when comparing against one.
7689 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7691 * loop.c (move_movables): Initialize variable `first'.
7692 (strength_reduce): Likewise for variable `increment'.
7693 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7694 value to `size_t' when comparing against one.
7695 (load_mems): Initialize variable `end_label'.
7697 * output.h (init_final): Constify parameter.
7699 * reload.c (decompose): Initialize variable `base'.
7701 * reload1.c (reload): Likewise for variable `is_scalar'.
7702 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7703 (choose_reload_regs): Initialize variable `mode'.
7704 (emit_reload_insns): Likewise for variable `store_insn'.
7705 (reload_cse_noop_set_p): Mark parameter `insn' with
7707 (reload_combine): Initialize variable `set'.
7709 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7710 (copy_loop_body): Cast a value to `size_t' when comparing against
7713 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7714 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7715 (remove_from_pending_weak_list): Mark parameter `name' with
7718 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7720 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7723 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7725 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7726 (ASM_DECLARE_FUNCTION_NAME): Define.
7727 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7728 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7729 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7730 not already defined.
7732 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7734 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7735 of n_popped when call/call_value are not defined.
7737 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7739 * tm.texi: GNU CC -> GCC conversion.
7740 (CC1_SPEC): Indicate it is used for all language front ends.
7742 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7744 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7745 NOTE_INSN_EH_REGION_END correctly.
7747 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7748 Jeff Law <law@cygnus.com>
7750 * loop.c (strength_reduce): Automatically unroll loops if the
7751 unrolled loop size is smaller than the rolled loop size.
7753 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7754 and delete comment that code should be rewritten.
7756 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7758 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7761 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7763 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7765 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7766 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7767 (LINK_SPEC): Add -u _main when building executables.
7768 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7769 (ASM_FILE_END): Use the default for ix86-pe.
7770 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7772 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7774 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7775 and ASM_CLOSE_PAREN are empty strings.
7777 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7778 Geoffrey Keating <geoffk@cygnus.com>
7780 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7781 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7782 (unprotoize.o): Ditto.
7783 (test-protoize-simple): Don't define STD_PROTO_DIR.
7784 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7785 changes to make 'test-protoize-simple' pass.
7786 (STD_PROTO_DIR): Remove define.
7787 (STANDARD_EXEC_PREFIX): Supply default define.
7788 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7789 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7790 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7791 (GET_ENV_PATH_LIST): New macro.
7792 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7793 (do_processing): Initialize default_syscalls_dir using new
7794 macros. Use it to initialize syscalls_absolute_filename.
7796 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7798 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7799 B into a register before emit_conditional_move.
7801 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7803 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7804 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7805 multiplicand out of (+ (* a b) (* c d)).
7807 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7808 Richard Henderson <rth@cygnus.com>
7810 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7811 (new_insn_dead_notes): Likewise.
7812 (update_n_sets): Likewise.
7813 (update_flow_info): Move to flow.c, renamed to update_life_info;
7814 extend to handle multiple source insns.
7815 * flow.c: Include resource.h
7816 (unlink_insn_chain): New.
7817 (split_hard_reg_notes): New.
7818 (maybe_add_dead_note): New.
7819 (maybe_add_dead_note_use): New.
7820 (find_insn_with_note): New.
7821 (new_insn_dead_notes): New.
7822 (update_n_sets): New.
7823 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7824 (maybe_remove_dead_notes): New.
7825 (update_life_info): New.
7826 (prepend_reg_notes): New.
7827 (replace_insns): New.
7828 * output.h (update_life_info): Declare.
7829 * recog.c (split_block_insns): Use update_life_info.
7830 * resource.c (find_free_register): Use reg_alloc_order, don't use
7831 fixed regs, make sure the mode is supported, don't use new regs.
7833 * rtl.h (replace_insns): Declare.
7835 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7837 * expr.c (expand_expr): Cope with COND_EXPRs with one
7838 non-returning branch.
7840 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7842 * expr.c (store_expr): Always pass down the target, even when not
7845 1999-08-24 Nick Clifton <nickc@cygnus.com>
7847 * configure.in: Define target_cpu_default for v850 targets.
7848 * configure: Regenerate
7850 * config/v850/v850.h (TARGET_CPU_generic): Define.
7851 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7852 addresses are 4 byte aligned.
7854 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7857 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7859 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7860 (main): Add prototypes.
7862 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7863 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7864 (write_attr_get): Emit prototypes along with function definition.
7865 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7866 (write_complex_function): Emit static prototype along with
7867 function definition.
7869 * genemit.c (gen_split): Emit prototypes along with function
7872 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7873 Likewise for predicates and `insn_operand_predicate'.
7874 (process_template): Emit static prototype along with function
7877 * genrecog.c (make_insn_sequence): Constify a char*. Add
7878 prototypes for get_split_*().
7879 (write_subroutine): Emit prototypes along with function
7882 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7884 * gcse.c (find_avail_set): Follow chains of register-register copies.
7885 Use oprs_not_set_p to guarantee that the returned value can be
7887 (cprop_insn): Don't verify the return value of find_avail_set with
7890 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7891 (cprop_cc0_jump): New function.
7892 (cprop_insn): Break out new function cprop_jump and use it.
7893 Also use cprop_cc0_jump for machines with CC0.
7894 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7896 * tree.h (current_function_calls_setjmp,
7897 current_function_calls_longjmp): Delete declarations.
7898 * dsp16xx.c: Include "function.h".
7899 * elxsi.c: Likewise.
7900 * gmicro.c: Likewise.
7901 * h8300.c: Likewise.
7904 * mn10200.c: Likewise.
7905 * mn10300.c: Likewise.
7906 * ns32k.c: Likewise.
7910 * rtl.h (rtx_equal_function_value_matters): Declare.
7911 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7913 * function.c: Likewise.
7914 * emit-rtl.c: Likewise.
7916 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7918 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7921 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7923 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7926 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7928 * cpp.texi: Add a node documenting macro varargs (copied
7931 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7933 * cppspec.c: Put a null pointer at the end of the new argv.
7935 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7937 * configure.in: Remove code to select/de-select the haifa
7938 scheduler. Every scheduled port gets haifa now.
7939 * configure: Rebuilt.
7940 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7942 * Makefile.in: Corresponding changes.
7944 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7946 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7947 All callers changed.
7948 (prepare_float_lib_cmp): Likewise.
7949 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7950 * expr.h (emit_float_lib_cmp): Delete declaration.
7951 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7952 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7953 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7955 (cmptf): Now conditional on TARGET_HARD_QUAD.
7957 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7959 * resource.c (mark_target_live_regs): Use
7960 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7962 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7964 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7966 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7968 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7970 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7972 * rtl.h (rtx_format): Constify a char*.
7974 * rtl.c (rtx_format): Likewise.
7975 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7976 (init_rtl): Use accessor macro, not `rtx_format'.
7978 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7981 * caller-save.c (mark_referenced_regs): Likewise.
7983 * combine.c (subst, make_compound_operation, known_cond,
7984 gen_rtx_combine, update_table_tick, get_last_value_validate,
7985 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7987 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7988 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7989 count_reg_usage): Likewise.
7991 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7994 * final.c (leaf_renumber_regs_insn): Likewise.
7996 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7997 dump_edge_info, count_reg_references): Likewise.
7999 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8000 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8003 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8004 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8005 add_label_notes): Likewise.
8007 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8008 clear_struct_flag, count_sub_rtxs, count_alternatives,
8009 compares_alternatives_p, contained_in_p, walk_attr_value,
8010 write_expr_attr_cache): Likewise.
8012 * genconfig.c (walk_insn_part): Likewise.
8014 * genemit.c (max_operand_1, gen_exp): Likewise.
8016 * genextract.c (walk_rtx): Likewise.
8018 * genflags.c (num_operands): Likewise.
8020 * genoutput.c (scan_operands): Likewise.
8022 * genpeep.c (match_rtx): Likewise.
8024 * genrecog.c (add_to_sequence): Likewise.
8026 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8029 * integrate.c (save_constants, copy_for_inline,
8030 copy_rtx_and_substitute, subst_constants, restore_constants):
8033 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8034 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8036 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8039 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8040 add_label_notes, replace_call_address, count_nonfixed_reads,
8041 invariant_p, find_single_use_in_loop, find_mem_givs,
8042 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8045 * print-rtl.c (reg_names, print_rtx): Likewise.
8047 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8049 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8050 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8051 print_blocks): Likewise.
8053 * regclass.c (fix_register, record_address_regs,
8054 reg_scan_mark_refs): Likewise.
8056 * regmove.c (stable_but_for_p): Likewise.
8058 * reload.c (loc_mentioned_in_p, operands_match_p,
8059 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8060 copy_replacements, refers_to_regno_for_reload_p,
8061 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8062 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8065 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8066 delete_address_reloads_1, count_occurrences,
8067 reload_cse_mem_conflict_p, reload_combine_note_use,
8068 add_auto_inc_notes): Likewise.
8070 * resource.c (mark_referenced_resources, mark_set_resources):
8073 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8074 reg_mentioned_p, regs_set_between_p, modified_between_p,
8075 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8076 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8077 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8078 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8080 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8082 * stupid.c (stupid_mark_refs): Likewise.
8084 * unroll.c (remap_split_bivs): Likewise.
8086 * varasm.c (mark_constants): Likewise.
8088 * a29k/a29k.c (uses_local_reg_p): Likewise.
8090 * alpha/alpha.c (summarize_insn): Likewise.
8092 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8093 eliminate_lr2ip): Likewise.
8095 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8097 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8098 reg_mentioned_in_mem): Likewise.
8100 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8101 symbolic_reference_mentioned_p): Likewise.
8103 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8105 * sh/sh.c (regs_used, mark_use): Likewise.
8107 * vax/vax.c (vax_rtx_cost): Likewise.
8109 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8111 * machmode.h (mode_name): Constify a char*.
8113 * rtl.c (mode_name): Likewise.
8115 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8117 * optabs.c (init_libfuncs): Constify a char*.
8119 * print-tree.c (mode_name): Remove redundant declaration.
8120 (print_node): Use accessor macro, not `mode_name'.
8122 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8124 (new_spill_reg): Constify a char*.
8126 * tree.c (mode_name): Remove redundant declaration.
8128 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8130 * rtl.c (rtx_name): Constify a char*.
8132 * rtl.h (rtx_name, fix_sched_param): Likewise.
8134 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8135 (mypr): Use accessor macro, not `rtx_name'.
8137 * genemit.c (print_code): Constify a char*.
8139 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8141 * genpeep.c (print_code): Constify a char*.
8143 * genrecog.c (print_code): Likewise.
8145 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8146 end_bb): Add static prototype.
8147 (draw_edge): Constify a char*.
8148 (end_bb): Remove unused parameter.
8150 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8151 print_block_visualization): Constify a char*.
8153 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8155 * c-common.c (c_get_alias_set): Update comment.
8157 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8159 * linux.h (LIB_SPEC): Added.
8161 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8163 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8165 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8167 * tree.c (expr_check): Fix typo in last change.
8169 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8171 * rtl.def (NOTE): Change format to "iuu0n".
8172 (ADDR_DIFF_VEC): Change format to "eEee0".
8173 (ADDRESSOF): Change format to "eit".
8175 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8176 (RTVEC_ELT): Change to match.
8177 (XVECEXP): Use XVEC and RTVEC_ELT.
8178 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8179 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8180 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8181 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8182 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8183 (INTVAL): Use XWINT.
8184 (ADDRESSOF_DECL): Use XTREE.
8185 (SET_ADDRESSOF_DECL): Delete.
8186 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8187 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8188 ifdefed out since 2.6 at least.
8189 (gen_rtvec_vv): Delete prototype.
8191 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8193 (copy_most_rtx): Handle 't' format letter.
8194 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8195 (gen_rtvec_vv): Delete function. All callers changed to use
8196 gen_rtvec_v instead.
8197 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8198 the '0' format letter.
8200 * function.c (gen_mem_addressof): Don't use
8201 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8203 * integrate.c (copy_rtx_and_substitute): Likewise.
8204 Copy 't' slots with XTREE.
8205 (subst_constants): Treat 't' slots like '[swi]' slots.
8206 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8207 * jump.c (rtx_equal_for_thread_p): Likewise.
8208 * rtlanal.c (rtx_equal_p): Likewise.
8209 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8210 only four arguments.
8211 * gengenrtl.c (type_from_format): Provide correct types for
8215 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8216 If a recent gcc is in use (always in stage2 and beyond), use
8217 statement expressions, so we don't make a function call unless
8218 the check fails. Evaluate arguments exactly once.
8219 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8220 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8222 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8223 they evaluate their arguments exactly once, irrespective of
8224 the compiler in use.
8226 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8227 is used by the currently-enabled check macros. This is:
8228 (tree_check_failed, tree_class_check_failed): For gcc.
8229 (tree_check, tree_class_check, cst_or_constructor_check,
8230 expr_check): For other compilers.
8232 * gencheck.c: Do not define any *_CHECK1 macros.
8234 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8235 Mark Mitchell <mark@codesourcery.com>
8237 * c-common.c (c_get_alias_set): Fix support for poitners and
8240 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8242 * alias.c: Include tree.h.
8243 (nonlocal_reference_p, mark_constant_function): New functions.
8244 * flow.c (life_analysis): Call mark_constant_function.
8245 * rtl.h (mark_constant_function): Declare it.
8247 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8249 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8250 unrecognisable switches.
8252 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8254 * loop.c (recombine_givs): Set ix field after sorting.
8255 (recombine_givs): Remove bogus index / giv lockstep looping.
8257 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8259 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8261 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8262 (do_cmp_and_jump): Formatting fixes.
8263 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8264 do_compare_rtx_and_jump instead of compare_from_rtx.
8265 (do_compare_rtx_and_jump): New function; mostly copied from
8267 (do_jump_for_compare): Delete.
8268 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8270 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8271 of compare/do_jump_for_compare pairs.
8272 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8273 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8274 compare_from_rtx/do_jump_for_compare pairs.
8275 (do_jump_by_parts_equality): Likewise.
8276 (do_jump_by_parts_equality_rtx): Likewise.
8277 * expr.h (do_compare_rtx_and_jump): Declare.
8278 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8279 that used to be in emit_cmp_insn.
8280 (cmp_available_p): New function.
8281 (prepare_operand): New function.
8282 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8283 to be in emit_cmp_insn.
8284 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8285 parameters to be pointers; don't emit final compare but modify some of
8286 the values pointed to by the args so the caller can perform the
8288 (expand_binop): Call emit_store_flag_force with signed forms of
8290 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8291 emit_jump_insn pair.
8292 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8293 emit_cmp_and_jump_insn_1. Call emit_queue.
8294 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8296 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8297 jump sets cc0 before deleting it.
8298 * integrate.c (expand_inline_function): Likewise.
8299 * unroll.c (unroll_loop): Similar changes in several places.
8300 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8303 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8305 * Makefile.in (insn-recog.o): Update dependencies.
8306 * genrecog.c (main): Make generated file include "function.h".
8308 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8310 * cse.c (cse_insn): Call never_reached_warning when a jump is
8311 changed to be unconditional.
8312 * flags.h: Declare warn_notreached.
8313 * flow.c (delete_block): Call never_reached_warning when
8315 * jump.c (delete_barrier_successors): Call never_reached_warning
8316 when we delete everything after a BARRIER.
8317 (never_reached_warning): New function.
8318 * rtl.h: Declare never_reached_warning.
8319 * toplev.c (warn_notreached): New variable.
8320 (lang_independent_options): Set warn_notreached
8321 when -Wunreachable-code.
8322 (compile_file): We need line numbers for -Wunreachable-code.
8324 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8326 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8327 * sched.c (insn_unit): Likewise.
8329 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8331 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8333 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8335 * flow.c (create_edge_list): Use xmalloc, not malloc.
8337 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8339 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8340 C-style comments. Do not lose the character before double slash.
8342 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8344 * basic-block.h (struct edge_list): Stucture to maintain a vector
8346 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8347 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8348 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8349 New function prototypes.
8350 * flow.c (create_edge_list): Function to create an edge list.
8351 (free_edge_list): Discards memory used by an edge list.
8352 (print_edge_list): Debug output showing an edge list.
8353 (verify_edge_list): Internal consistency check for an edge list.
8354 (find_edge_index): Function to find an edge index for a pred and succ.
8356 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8358 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8361 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8363 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8365 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8367 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8369 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8371 * toplev.c (rest_of_compilation): Allow machine dependent
8372 reorganisation pass to place information into the RTL dump
8373 file if it so wishes.
8375 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8377 * explow.c (hard_function_value): Use VOIDmode instead of
8379 * stmt.c (expand_return): Likewise.
8380 * stor-layout.c (get_best_mode): Likewise.
8382 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8383 emit call instead of emit_insn call.
8385 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8387 * configure.in: Handle --disable/enable-win32-registry.
8388 * install.texi: Document --disable/enable-win32-registry.
8389 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8390 (WIN32_REGISTRY_KEY): New macro.
8391 * prefix.c: Use to enable/disable win32-specific code.
8392 (lookup_key): Use versioned key.
8393 * configure: Regenerate.
8394 * config.in: Likewise.
8396 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8398 * cpplib.c (read_line_number): New fn, split out of...
8401 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8403 tree.c (lang_unsave_expr_now) : New.
8404 (unsave_expr_now): Call lang_unsave_expr_now.
8405 tree.h (lang_unsave_expr_now) : New.
8407 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8409 * toplev.c (flag_new_exceptions): On by default.
8411 1999-08-13 Michael Meissner <meissner@cygnus.com>
8413 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8415 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8417 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8418 INTEGER_TYPE with precision==1, it's __java_boolean.
8420 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8422 * global.c (prune_preferences): Move some invariants out of the
8425 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8427 * configure.in (alpha*-dec-osf*): Add osf5.
8429 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8431 * configure.in: Rework handling of ARM GNU/Linux slightly.
8432 (arm*-*-linux-gnuoldld): New target.
8433 * configure: Regenerate.
8434 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8435 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8436 * config/arm/linux-oldld.h: New file.
8437 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8438 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8440 * config/arm/linux-elf.h (ASM_SPEC): Define.
8441 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8442 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8443 for 26-bit APCS and old linker.
8444 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8446 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8447 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8448 don't define `arm' or `arm_elf'.
8449 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8450 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8452 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8454 * rtl.texi: Fix typo.
8456 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8458 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8460 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8462 * extend.texi (C++ Signatures): Remove node.
8463 * invoke.texi: Remove discussion of -fhandle-signatures,
8464 signature, sigof, __signature__, and __sigof__.
8466 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8468 * Makefile.in (JAVAGC): Removed.
8470 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8472 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8474 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8476 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8478 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8480 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8481 a register that is already known to be a pointer.
8483 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8485 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8486 * fixinc/inclhack.sh: Regenerated.
8487 * fixinc/fixincl.sh: Regenerated.
8489 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8491 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8492 Fix documentation of -ansi flag to describe its C++ behavior.
8493 Remove bogus reference to GCC 2.9.
8495 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8497 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8498 note if it is non-NULL.
8500 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8502 * except.h (eh_nesting_info): Add new structure defintion.
8503 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8504 (reachable_handlers, update_rethrow_references): Add function
8506 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8507 a rethrow symbol instead of an integer exception region number.
8508 * flow.c (Make_edges): Use new exception nesting routines to determine
8509 which handlers are reachable from a CALL or asynchronous insn.
8510 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8512 (delete_eh_regions): Update rethrow labels, and don't delete
8513 regions which are the target of a rethrow.
8514 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8515 avoid overloading the SYMBOL_REF_USED flag.
8516 (rethrow_symbol_map): Use new rethrow_ref field.
8517 (rethrow_used): Use new rethrow_ref field.
8518 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8519 of an integer. Fix formatting.
8520 (output_exception_table_entry): Use new rethrow_ref field.
8521 (can_throw): Check for EH_REGION_NOTE before deciding
8522 whether a CALL can throw or not.
8523 (scan_region): Call rethrow_used() instead of accessing data structure.
8524 (update_rethrow_references): New function to make sure only regions
8525 which are still targets of a rethrow are flagged as such.
8526 (process_nestinfo): New static function to initialize a handler
8527 list for a specific region.
8528 (init_eh_nesting_info): New function to allocate and initialize
8529 the list of all EH handlers reachable from all regions.
8530 (reachable_handlers): New function to retrieve the list of handlers
8531 reachable from a specific region and insn.
8532 (free_eh_nesting_info): New function to dispose of a list of
8535 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8537 * flow.c (split_edge): Set JUMP_LABEL field.
8538 (commit_one_edge_insertion): Set head correctly for insert_before.
8539 When inserting insns, update insn block numbers if allocated.
8541 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8543 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8544 retry_incomplete_types): Add static prototype.
8545 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8546 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8547 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8548 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8549 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8552 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8553 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8555 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8557 * output.h (assemble_name): Constify a char*.
8559 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8560 assemble_variable, assemble_name): Likewise.
8562 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8564 * arm/pe.c (arm_pe_unique_section): Likewise.
8566 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8568 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8570 * i386/interix.c (i386_pe_unique_section): Likewise.
8572 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8574 * i386/winnt.c (i386_pe_unique_section): Likewise.
8576 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8578 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8580 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8582 * pa/pa.c (output_call): Likewise.
8584 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8586 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8588 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8591 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8594 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8596 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8597 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8599 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8601 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8603 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8605 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8607 * tree.h (lang_identify): Constify a char*.
8608 (print_error_function): Add extern prototype. Constify a char*.
8610 * c-lang.c (lang_identify): Constify a char*.
8612 * objc/objc-act.c (lang_identify): Constify a char*.
8614 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8616 * genpeep.c (main): Make generated file include "function.h".
8617 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8619 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8621 * Makefile.in: Update dependencies.
8622 * alias.c: Include "function.h"
8623 * c-decl.c: Likewise.
8624 * caller-save.c: Likewise.
8625 * calls.c: Likewise.
8626 * combine.c: Likewise.
8628 * explow.c: Likewise.
8629 * final.c: Likewise.
8630 * global.c: Likewise.
8631 * graph.c: Likewise.
8632 * local-alloc.c: Likewise.
8634 * optabs.c: Likewise.
8635 * profile.c: Likewise.
8636 * recog.c: Likewise.
8637 * regclass.c: Likewise.
8638 * regmove.c: Likewise.
8639 * reload.c: Likewise.
8640 * reorg.c: Likewise.
8641 * resource.c: Likewise.
8642 * sched.c: Likewise.
8643 * stupid.c: Likewise.
8644 * config/1750a/1750a.c: Likewise.
8645 * config/a29k/a29k.c: Likewise.
8646 * config/arc/arc.c: Likewise.
8647 * config/arm/arm.c: Likewise.
8648 * config/arm/thumb.c: Likewise.
8649 * config/c4x/c4x.c: Likewise.
8650 * config/clipper/clipper.c: Likewise.
8651 * config/convex/convex.c: Likewise.
8652 * config/fx80/fx80.c: Likewise.
8653 * config/i860/i860.c: Likewise.
8654 * config/m68k/m68k.c: Likewise.
8655 * config/m88k/m88k.c: Likewise.
8656 * config/mips/mips.c: Likewise.
8657 * config/pdp11/pdp11.c: Likewise.
8658 * config/pyr/pyr.c: Likewise.
8659 * config/romp/romp.c: Likewise.
8660 * config/sh/sh.c: Likewise.
8661 * config/tahoe/tahoe.c: Likewise.
8662 * config/vax/vax.c: Likewise.
8663 * config/we32k/we32k.c: Likewise.
8664 * config/sparc/sparc.c: Include "function.h".
8665 (mem_min_alignment): Test current_function rather than
8666 regno_pointer_align.
8667 * config/pa/pa.c: Likewise.
8668 (compute_frame_size): Delete declaration of
8669 current_function_outgoing_args_size.
8670 * config/arc/arc.h (current_function_varargs): Delete declaration.
8671 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8673 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8675 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8676 current_function_uses_pic_offset_table.
8677 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8678 of current_function_returns_pointer.
8679 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8680 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8681 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8682 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8683 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8684 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8685 * config/m88k/m88k.c: Include "function.h"
8686 (call_used_regs, current_function_pretend_args_size,
8687 current_function_outgoing_args_size, frame_pointer_needed): Delete
8689 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8691 * config/mips/mips.h (current_function_calls_alloca): Delete
8693 * config/mn10200/mn10200.h (current_function_needs_context,
8694 rtx_equal_function_value_matters): Delete declarations.
8695 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8696 flag_pic): Delete declarations.
8697 * config/pa/pa.h (current_function_pretend_args_size,
8698 current_function_decl): Delete declarations.
8699 * config/pa/som.h (current_function_varargs): Delete declaration.
8700 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8702 * config/pyr/pyr.h (current_function_pretend_args_size,
8703 current_function_args_size, current_function_calls_alloca): Delete
8705 * config/sh/sh.h (current_function_varargs): Delete declaration.
8706 * config/sparc/sparc.h (current_function_outgoing_args_size,
8707 current_function_calls_alloca, current_function_decl): Delete
8709 * config/spur/spur.h (current_function_pretend_args_size,
8710 current_function_calls_alloca): Delete declarations.
8711 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8713 * config/vax/vms.h (current_function_name): Delete declaration.
8714 * gcse.c: Include "function.h".
8715 (current_function_name, current_function_calls_setjmp): Delete
8717 * haifa-sched.c: Include "function.h".
8718 (forced_labels): Delete declaration.
8720 * reg-stack.c: Likewise.
8721 * reload1.c: Likewise.
8722 * genemit.c (main): Make generated file include function.h.
8723 * genoutput.c (output_prologue): Likewise.
8725 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8726 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8727 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8728 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8729 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8730 macros for some of them.
8731 (emit_filename, emit_lineno): Delete declarations.
8732 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8733 regno_pointer_* variables through current_function.
8734 (gen_inline_header_rtx): Delete function.
8735 (save_emit_status): Delete function.
8736 (set_new_last_label_num): New function.
8737 (clear_emit_caches): New function.
8738 (restore_emit_status): Just clear last_labelnum and call
8740 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8741 through macro seq_stack.
8742 (add_insn_after): Likewise.
8743 (add_insn_before): Likewise.
8744 (remove_insn): Likewise.
8745 (pop_topmost_sequence): Likewise.
8746 (in_sequence_p): Likewise.
8747 (start_sequence_for_rtl_expr): Likewise.
8748 (start_sequence): Likewise, and likewise for
8749 sequence_rtl_expr/seq_rtl_expr.
8750 (push_topmost_sequence): Likewise.
8751 (end_sequence): Likewise.
8752 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8753 All callers changed. Store into that pointer instead of globals.
8754 (init_emit): Allocate emit elt of current_function.
8755 Changes for sequence_rtl_expr/sequence_stack renaming.
8756 Call clear_emit_caches instead of doing it in-line.
8757 Access regno_pointer_* variables through current_function.
8758 (init_emit_once) Don't clear sequence_stack.
8760 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8762 (arg_pointer_save_area): Delete declaration.
8763 (finish_expr_for_function): Renamed from init_queue; no longer static.
8764 (init_expr): Don't call init_queue.
8765 (save_expr_status, restore_expr_status): Delete functions.
8766 (expand_expr): Changes to reflect new layout of struct function.
8767 Don't access current_function_check_memory_usage when current_function
8769 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8770 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8771 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8772 current_function_uses_const_pool, function_call_count,
8773 current_function_uses_pic_offset_table, nonlocal_labels,
8774 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8775 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8776 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8778 (finish_expr_for_function): Declare.
8779 * flags.h (current_function_has_nonlocal_label,
8780 current_function_has_nonlocal_goto, current_function_is_thunk,
8781 current_function_has_computed_jump): Delete declarations.
8782 * flow.c (forced_labels): Delete declaration.
8783 * function.c (current_function_pops_args,
8784 current_function_returns_struct, current_function_returns_pcc_struct,
8785 current_function_needs_context, current_function_calls_setjmp,
8786 current_function_calls_longjmp, current_function_has_nonlocal_label,
8787 current_function_has_nonlocal_goto, current_function_is_thunk,
8788 current_function_has_computed_jump, current_function_calls_alloca,
8789 current_function_contains_functions, current_function_returns_pointer,
8790 current_function_epilogue_delay_list, current_function_args_size,
8791 current_function_pretend_args_size, current_function_arg_offset_rtx,
8792 current_function_outgoing_args_size, current_function_varargs,
8793 current_function_stdarg, current_function_args_info, cleanup_label,
8794 current_function_name, current_function_uses_const_pool,
8795 current_function_instrument_entry_exit, current_function_return_rtx,
8796 current_function_uses_pic_offset_table, nonlocal_labels,
8797 current_function_internal_arg_pointer, current_function_cannot_inline,
8798 current_function_check_memory_usage, function_call_count,
8799 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8800 nonlocal_goto_stack_level, return_label, save_expr_regs,
8801 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8802 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8803 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8804 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8805 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8807 (push_function_context_to): Don't save them. Don't call
8808 save_storage_status, save_emit_status or save_expr_status.
8809 (pop_function_context_from): Don't restore them. Don't call
8810 restore_storage_status or restore_expr_status.
8811 (get_func_frame_size): New function.
8812 (get_frame_size): Use it.
8813 (assign_outer_stack_local): Reflect some member name changes in struct
8815 (put_reg_into_stack): Likewise.
8816 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8818 (fixup_var_refs): Likewise.
8819 (fix_lexical_addr): Likewise.
8820 (trampoline_address): Likewise.
8821 (prepare_function_start): Clear field inlinable of current_function.
8822 (init_function_for_compilation): New function.
8823 (expand_dummy_function_end): New function.
8824 (expand_function_end): Call finish_expr_for_function.
8825 * function.h (struct emit_status): New; fields moved here from struct
8826 function and from global variables. Add accessor macros for some of
8828 (struct expr_status): Likewise.
8829 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8830 (struct function): Add fields expr and emit, inlinable, inl_emit,
8831 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8832 inl_max_label_num. Add many comments.
8833 Add accessor macros for all elts of struct function that no longer
8834 have a global variable.
8835 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8836 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8837 stack_slot_list): Delete declarations.
8838 (get_func_frame_size): Declare.
8839 (save_expr_status, restore_expr_status, save_emit_status,
8840 save_storage_status, restore_storage_status): Delete declarations.
8841 (init_virtual_regs): Declare.
8842 * output.h (current_function_pops_args,
8843 current_function_returns_struct, current_function_returns_pcc_struct,
8844 current_function_needs_context, current_function_calls_setjmp,
8845 current_function_calls_longjmp, current_function_calls_alloca,
8846 current_function_has_nonlocal_label, current_function_varargs,
8847 current_function_has_computed_jump, current_function_returns_pointer,
8848 current_function_contains_functions, current_function_args_size,
8849 current_function_pretend_args_size, current_function_stdarg,
8850 current_function_outgoing_args_size, current_function_args_info,
8851 current_function_name, current_function_return_rtx,
8852 current_function_epilogue_delay_list,
8853 current_function_uses_const_pool, current_function_cannot_inline):
8854 Delete declarations.
8855 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8856 regno_reg_rtx): Delete declaration.
8857 (REGNO_POINTER_FLAG): Delete macro.
8858 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8859 function were renamed.
8860 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8862 * toplev.c: Include "function.h".
8863 (current_function_decl): Delete declaration.
8864 (compile_file): Call init_dummy_function_start and
8865 expand_dummy_function_end around some initializations that need to
8867 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8868 Call init_function_for_compilation.
8869 * unroll.c: Include "function.h"
8870 (unroll_loop): Access regno_pointer_* variables through
8873 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8874 (DECL_SAVED_INSNS): use it.
8875 (expand_dummy_function_end): Declare.
8876 (init_function_for_compilation): Declare.
8877 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8878 that it's no longer an INLINE_HEADER.
8879 (expand_call): Likewise.
8880 * integrate.c (finish_inline): Delete function.
8881 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8882 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8883 args. Don't generate an INLINE_HEADER rtx, just return the arg
8884 vector. All callers changed.
8885 (save_for_inline_copying): Create a duplicate struct emit_status to
8886 hold the emit state for compiling the current function. Use this and
8887 the other new fields in struct function that are for integration
8888 instead of an INLINE_HEADER.
8889 Use memcpy instead of bcopy.
8890 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8891 (save_for_inline_nocopy): Similar changes, except no new emit_status
8893 (expand_inline_function): Get information from function structure,
8894 not from an inline header rtx.
8895 (output_inline_function): Lose code to extract the necessary
8896 information from an inline header; simply put back the function
8897 structure into current_function. Clear its inlinable elt.
8898 * rtl.def (INLINE_HEADER): Delete.
8899 * rtl.h: Delete all accessors for an INLINE_HEADER.
8900 (gen_inline_header_rtx): Delete declaration.
8901 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8902 Delete declarations.
8903 (REGNO_POINTER_ALIGN): Delete.
8904 (clear_emit_caches): Declare.
8905 (set_new_last_label_num): Declare.
8907 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8909 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8911 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8912 * stmt.c (is_eh_region): Make sure current_function is present, too.
8914 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8916 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8917 for 64bit PA targets.
8919 * pa.h (SELECT_SECTION): Define.
8920 * som.h (SELECT_SECTION): Delete.
8922 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8924 * alias.c (init_alias_analysis): Wrap call to
8925 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8927 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8929 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8930 <sys/asm.h> contains an asm comment with an apostrophe
8931 * fixinc/inclhack.sh: regen
8932 * fixinc/fixincl.x: regen
8934 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8936 * function.c (init_function_start): Clear prologue & epilogue.
8937 (prologue_epilogue_contains): New function.
8938 * alias.c (init_alias_analysis): Use it.
8939 * rtl.h (prologue_epilogue_contains): Declare it.
8941 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8943 * jump.c (onlyjump_p): New function.
8944 * rtl.h: Declare it.
8945 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8946 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8948 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8950 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8951 to invert loops. Simplify block scanning.
8953 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8955 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8956 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8958 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8960 * config/sparc/liteelf.h: New file to support sparclite-elf target
8961 * config/sparc/t-sp86x: New file to support sparc86x targets
8962 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8963 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8964 * configure.in: Support above target triplets
8965 * configure: Regenerated
8967 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8969 * fixinc/server.c (server_setup): Do not prefix function used as
8972 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8974 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8975 Remove fp reg alternatives.
8977 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8979 * Makefile.in (TAROUTOPTS): Kill.
8980 (install-headers-tar): Use "xpf" for tar headerfile extraction
8981 * i370/x-oe (TAROUTOPTS): Delete.
8982 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8983 * m68k/x-hp320 (TAROUTOPTS): Delete.
8984 * m68k/x-hp320g (TAROUTOPTS): Delete.
8985 * gcc.texi: Update bug reporting text.
8987 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8989 * reg-stack.c (change_stack) Fixed problem with negative array index.
8991 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8993 * extend.texi, install.texi: Fix spelling mistakes.
8995 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8996 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8997 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8999 * mips/t-ecoff: Likewise.
9000 * mips/t-elf: Likewise.
9001 * mips/t-mips: Likewise.
9002 * mips/t-osfrose: Likewise.
9003 * mips/t-r3900: Likewise.
9004 * mips/t-svr3: Likewise.
9005 * mips/t-svr4: Likewise.
9006 * mips/t-ultrix: Likewise.
9008 * gcc.texi: Document recommend means to provide software floating
9009 point libraries in libgcc.a
9011 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9013 * c-lex.c (yylex): We can have a number with no digits.
9015 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9017 * jump.c (delete_prior_computation): New function, broken
9018 out of delete_computation. Check for side effects with
9019 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9020 multi-word hard registers.
9021 (delete_computation): Use it. Check for side effects with
9022 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9023 missing REG_DEAD note for a register which is both set and
9026 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9028 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9029 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9030 (ASM_FILE_START): Import _mcount with the right type.
9031 (ASM_DECLARE_FUNCTION_NAME): Define.
9032 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9033 * pa.c (output_function_prologue): Always emit the function's label
9035 * pa.h (TEXT_SPACE_P): Define.
9036 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9037 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9038 * som.h (TEXT_SPACE_P): Delete.
9039 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9040 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9042 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9044 * expr.c (emit_group_load): Allow src to be a CONCAT.
9046 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9048 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9049 (___mulsi3): Use '!' comment character.
9051 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9053 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9055 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9057 * gcc.c: Update URLs and mail addresses.
9058 * gcc.texi: Likewise.
9060 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9062 * rs6000.c (current_file_function_operand): Return zero for
9064 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9066 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9069 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9071 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9072 allocate space in the stack frame for the PIC register.
9074 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9076 * m68k.md (xordi3, anddi3): These patterns are not available on
9079 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9081 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9082 (PUT_REAL): Likewise.
9084 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9086 * final.c (shorten_branches): Don't add an alignment for loops
9087 that have no label inside.
9089 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9091 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9092 prototypes in macro HAVE_cmpstrsi.
9094 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9096 * emit-rtl.c (operand_subword): Remove unused variable
9099 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9101 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9103 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9105 * cpphash.c (macroexpand): Delete leading whitespace when arg
9106 is concatenated before.
9107 (unsafe_chars): Correct test for whether + and - can extend a
9110 * cppinit.c (cpp_start_read): Do dependencies for
9111 -include/-imacros files also.
9113 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9114 tokenizing non-directive lines.
9115 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9116 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9119 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9121 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9123 * c-lex.c: Sync with C++ frontend.
9124 (linemode): New variable.
9125 (parse_float): imag, conversion_errno, and type are output only.
9126 (yylex): Adjust. Move initial '.' case into main switch.
9128 (handle_generic_pragma): Just deal with tokens.
9129 (readescape): Use ISXDIGIT and ISGRAPH.
9130 * c-parse.in: Add END_OF_LINE token.
9132 * c-lex.c (lang_init): Generalize.
9133 (nextchar): Remove. Replace uses with UNGETC.
9134 (skip_white_space): Handle linemode here. Optimize for cpplib.
9135 (skip_white_space_on_line): Remove.
9136 (extend_token_buffer_to): New fn.
9137 (extend_token_buffer): Use it.
9138 (read_line_number, check_newline): Just deal with tokens.
9139 (token_getch, token_put_back): New fns.
9140 (yylex): Use them. More cpplib optimizations. Simplify.
9142 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9143 Jason Merrill <jason@yorick.cygnus.com>
9145 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9146 (consume_string): Make this smart about USE_CPPLIB.
9147 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9148 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9149 Also, clean up cases where we redundantly set token_buffer[0].
9150 (read_line_number): New fn.
9151 (ignore_escape_flag): New variable.
9153 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9155 * a29k/t-a29kbare: Fix some comments.
9156 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9157 (FPBIT, DPBIT): Define.
9158 * a29k/t-vx29k: Likewise.
9159 * arc/t-arc: Likewise.
9160 * arm/t-arm-elf: Likewise.
9161 * arm/t-bare: Likewise.
9162 * arm/t-pe: Likewise.
9163 * arm/t-pe-thumb: Likewise.
9164 * arm/t-semi: Likewise.
9165 * arm/t-thumb: Likewise.
9166 * arm/t-thumb-elf: Likewise.
9167 * arm/t-thumb-linux: Likewise.
9168 * h8300/t-h8300: Likewise.
9169 * i960/t-i960: Likewise.
9170 * i960/t-vxworks960: Likewise.
9171 * m32r/t-m32r: Likewise.
9172 * mips/t-ecoff: Likewise.
9173 * mips/t-elf: Likewise.
9174 * mips/t-r3900: Likewise.
9175 * pa/t-pro: Likewise.
9176 * rs6000/t-aix43: Likewise.
9177 * rs6000/t-beos: Likewise.
9178 * rs6000/t-newas: Likewise.
9179 * rs6000/t-ppccomm: Likewise.
9180 * rs6000/t-rs6000: Likewise.
9181 * rs6000/t-winnt: Likewise.
9182 * rs6000/t-xnewas: Likewise.
9183 * rs6000/t-xrs6000: Likewise.
9184 * sh/t-sh: Likewise.
9185 * sparc/t-elf: Likewise.
9186 * sparc/t-sparcbare: Likewise.
9187 * sparc/t-sparclite: Likewise.
9188 * sparc/t-splet: Likewise.
9189 * v850/t-v850: Likewise.
9190 * mn10200/t-mn10200: Fix comments.
9191 * mn10300/t-mn10300: Likewise.
9193 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9194 dummy operand. Allocate a new pseudo for the dummy operand.
9195 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9197 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9199 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9201 * configure: Rebuilt.
9202 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9204 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9206 * recog.c (preproces_constraints): Zero recog_op_alt before
9207 processing the constraints.
9209 * arm.c (typedef minipool_node): Renamed from pool_node.
9210 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9211 (add_minipool_constant): New function.
9212 (dump_minipool): New function.
9213 (find_barrier): Remove special case for getting the insn size of
9214 an insn that references the constant pool.
9215 (minipool_fixup): New structure.
9216 (push_minipool_barrier): New function.
9217 (push_minipool_fix): New function.
9218 (note_invalid_constants): New function.
9219 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9220 (arm_reorg): Rewrite code to fix up the constant pool into a
9221 series of mini-pools embedded in the insn stream.
9222 (arm_output_epilogue): New function, made mainly from the body
9223 of output_func_epilogue.
9224 (output_func_epilogue): Move insn generation part of epilogue code
9225 to arm_output_epilogue.
9226 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9227 * arm.md (pool_range): New attribute.
9228 (zero_extendqidi2): Add attribute pool_range.
9229 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9230 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9231 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9232 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9233 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9234 (epilogue): New expand.
9235 (epilogue_insn): New insn. Call arm_output_epilogue.
9237 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9238 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9240 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9242 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9244 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9246 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9248 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9250 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9252 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9254 * global.c: Fix comment.
9256 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9258 * gcc.c (access_check): New static function.
9259 (find_a_file): Use it when searching a directory list.
9260 * collect2.c (find_a_file): Don't accept directories found when
9261 searching a directory list.
9263 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9265 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9266 function parameters with `&'.
9267 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9269 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9271 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9272 or tidy_fallthru_edge if the last insn in the block is not
9273 an unconditional jump or a simple conditional jump.
9275 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9277 * Makefile.in (c-decl.o): Depends on defaults.h.
9279 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9281 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9283 (CLASS_MAX_NREGS): Likewise.
9285 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9287 * cse.c (cse_insn): Fix dumb thinko in last change.
9289 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9291 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9294 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9296 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9297 test for sizes of passed and declared parameter types.
9299 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9301 * fixincludes: Fix the return type of bsearch, char* -> void*.
9303 * fixinc/inclhack.def: Likewise.
9305 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9307 * invoke.texi (-fdump-translation-unit): New option.
9309 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9311 * expr.h (PROMOTE_PROTOTYPES): Move ...
9312 * defaults.h: ... to here.
9313 * c-decl.c: Include defaults.h instead of expr.h.
9314 * c-typeck.c: Include defaults.h.
9316 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9318 * toplev.h (errorcount): Declare.
9319 (warningcount): Likewise.
9320 (sorrycount): Likewise.
9321 * c-lex.c (errorcount): Don't declare.
9322 * dwarf2out.c (errorcount): Don't declare.
9324 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9326 * config/libgloss.h: Add a note discouraging use with ELF.
9327 * configure.in: Don't use libgloss.h for ELF targets.
9328 Always use_collect2 on a.out targets.
9330 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9332 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9333 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9335 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9337 * loop.c (strength_reduce): When doing biv->giv conversion, update
9338 reg note of NEXT->insn.
9340 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9342 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9344 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9346 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9347 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9348 Ensure expr.h is included.
9349 * c-typecheck.c (convert_arguments): Ditto.
9351 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9353 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9354 * config/convex/convex.h: Ditto.
9355 * config/dsp16xx/dsp16xx.h: Ditto.
9356 * config/fx80/fx80.h: Ditto.
9357 * config/gmicro/gmicro.h: Ditto.
9358 * config/i370/i370.h: Ditto.
9359 * config/i386/i386.h: Ditto.
9360 * config/m32r/m32r.h: Ditto.
9361 * config/m68k/m68k.h: Ditto.
9362 * config/m88k/m88k.h: Ditto.
9363 * config/mips/mips.h: Ditto.
9364 * config/pa/pa.h: Ditto.
9365 * config/pyr/pyr.h: Ditto.
9366 * config/tahoe/tahoe.h: Ditto.
9367 * config/we32k/we32k.h: Ditto.
9369 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9372 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9374 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9377 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9379 1999-08-02 Richard Henderson <rth@cygnus.com>
9381 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9382 for the register spill block.
9384 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9385 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9387 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9388 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9389 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9391 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9393 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9394 MAX_WCHAR_TYPE defined in sparc.h.
9395 * config/sparc/linuxaout.h: Likewise.
9396 * config/sparc/linux64.h: Likewise.
9397 Also default to -mvis if CPU is UltraSPARC.
9399 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9401 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9402 (RTX_OK_FOR_OLO10): Likewise.
9403 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9404 %lo(), allow it in addresses...
9405 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9406 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9407 does not make sense.
9408 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9409 (sparc_output_scratch_registers): New function.
9410 (output_function_prologue, sparc_flat_output_function_prologue): Use
9412 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9414 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9415 * configure.in: Add check for .register pseudo-op support in as and
9416 check for offsetable %lo().
9417 * acconfig.h: Add templates for the above checks.
9418 * configure: Regenerate.
9420 1999-08-02 Richard Henderson <rth@cygnus.com>
9422 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9423 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9424 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9426 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9428 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9431 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9433 * config/float-sparc.h: New file.
9434 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9435 sparc-*-linux-gnu and sparc64-*-linux*.
9437 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9439 * rs6000.c (rs6000_va_list): Type is an array.
9440 (rs6000_va_start): Don't doubly adjust for varargs.
9441 (rs6000_va_arg): Evaluate long long GPR adjustment.
9443 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9445 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9446 -maix64 and -maix32.
9447 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9448 LINK_SPEC): Change appropriately.
9449 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9450 (u_short_cint_operand): Likewise.
9451 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9453 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9455 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9457 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9459 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9461 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9462 (non_add_cint_operand): Likewise.
9463 (logical_operand): Likewise.
9464 (non_logical_cint_operand): Likewise.
9465 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9466 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9467 (rs6000_select_rtx_section): Suppress warning.
9468 (small_data_operand): Suppress warning.
9469 (rs6000_got_register): Suppress warning.
9470 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9471 type, so `J' is generally the wrong constraint for a SImode value;
9473 (andsi3_internal2): Likewise.
9474 (andsi3_internal3): Likewise.
9475 (iorsi3_internal1): Likewise.
9476 (xorsi3_internal1): Likewise.
9478 (movsf_softfloat): Likewise.
9479 (scc insns): Likewise.
9480 (movsi+2): Preserve sign bits of SImode constant.
9481 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9482 (movdf+1): Sign-extend properly.
9483 (movdi_32+1): Sign-extend properly.
9484 (scc insns): Sign-extend properly.
9486 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9489 1999-08-02 Richard Henderson <rth@cygnus.com>
9491 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9493 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9494 * alpha.md (all fp insns): Likewise.
9496 1999-08-02 Nick Clifton <nickc@cygnus.com>
9498 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9501 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9503 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9504 pic_load_label generator directly.
9505 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9506 No longer a named pattern.
9508 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9510 * explow.c (force_reg): Call force_operand if X does not
9511 satisfy general_operand.
9513 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9515 * fix-header.c (main): When testing for CONTINUED, use string
9516 equality, not pointer equality.
9518 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9520 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9522 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9524 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9525 that has become an unconditional jump.
9527 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9528 (output_function_epilogue): Similarly.
9530 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9532 * tree.h (init_dummy_function_start): Declare.
9534 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9536 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9537 last_expr_type, last_expr_value, block_start_count, block_stack,
9538 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9539 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9540 dynamically in stmt elt of struct function for each function.
9541 (struct nesting): Rename function_call_count elt to n_function_calls,
9542 target_temp_slot_level to block_target_temp_slot_level. All users
9544 (struct stmt_status): New structure definition.
9545 Add many accessor macros for stmt_status elements which previously
9546 were global variables.
9547 (init_stmt_for_function): Allocate stmt elt for current_function.
9548 Reflect that block_start_count was renamed to
9549 current_block_start_count.
9550 (save_stmt_status, restore_stmt_status): Delete functions.
9551 (preserve_subexpressions_p): Don't access loop_stack when outside
9553 (expand_start_bindings): Reflect that block_start_count was renamed to
9554 current_block_start_count.
9555 (expand_fixup): Likewise.
9556 (expand_decl): Don't access block_stack when outside a function.
9557 (expand_decl_cleanup): Likewise.
9558 (expand_dcc_cleanup): Likewise.
9559 (expand_dhc_cleanup): Likewise.
9560 (expand_anon_union_decl): Likewise.
9561 (set_file_and_line_for_stmt): New function.
9562 (in_control_zone_p): New function.
9564 * function.h (struct function): Add new elt stmt.
9565 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9566 case_stack, nesting_stack, nesting_depth, block_start_count,
9567 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9568 emit_lineno, goto_fixup_chain.
9569 (save_eh_status, restore_eh_status, save_stmt_status,
9570 restore_stmt_status): Delete declarations.
9571 * function.c (push_function_context_to): Don't call save_stmt_status.
9572 (pop_function_context_to): Don't call restore_stmt_status.
9573 * tree.h (in_control_zone_p): Declare.
9574 * rtl.h (set_file_and_line_for_stmt): Declare.
9576 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9577 call set_file_and_line_for_stmt.
9579 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9581 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9582 Also update copyright.
9584 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9586 * c-pragma.c: Don't include "except.h".
9587 * emit-rtl.c: Likewise.
9588 * stor-layout.c: Likewise.
9590 * varasm.c: Likewise.
9592 * flow.c: Include "function.h".
9593 * tree.h (init_dummy_function_start): Declare new function.
9595 * except.h (struct eh_status): New structure.
9596 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9598 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9599 catch_clauses, false_label_stack, caught_return_label_stack,
9600 protect_list, current_function_ehc): Add accessor macros for the
9601 corresponding fields in current_function->eh; delete declarations
9602 for all items that used to be declared here.
9603 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9604 catch_clauses, false_label_stack, caught_return_label_stack,
9605 protect_list, current_function_ehc): Delete variables.
9606 (init_eh_for_function): Allocate current_function->eh.
9607 (save_eh_status, restore_eh_status): Delete functions.
9609 * function.h (struct function): Add fields next_global and eh.
9610 Delete all exception handling related fields.
9611 * function.c (current_function): New variable.
9612 (all_functions): New variable.
9613 (push_function_context_to): Don't allocate a struct function,
9614 use current_function instead. Call init_dummy_function_start when
9615 outside a function. Clear current_function before returning.
9616 (pop_function_context_from): Restore current_function.
9617 Don't free the restored struct function.
9618 (prepare_function_start): New function.
9619 (init_dummy_function_start): New function.
9620 (init_function_start): Break out some code into prepare_function_start
9623 * stmt.c (save_stmt_status): Don't call save_eh_status.
9624 (restore_stmt_status): Don't call restore_eh_status.
9626 * Makefile.in: Update dependencies.
9628 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9630 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9631 of depending on a magic constant value. Update comments.
9632 (hppa_expand_prologue): Similarly.
9634 * pa.md (reload_indi, reload_outdi): Allow any register for the
9635 original reload register.
9637 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9639 * cccp.c (print_help): Change marcos to macros.
9641 1999-07-30 Richard Henderson <rth@cygnus.com>
9643 * c-typeck.c (initializer_constant_valid_p): Move ...
9644 * c-common.c (initializer_constant_valid_p): ... here. Use
9645 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9647 * c-common.h (initializer_constant_valid_p): Declare.
9648 * c-tree.h (initializer_constant_valid_p): Remove.
9650 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9652 * config/i386/sol2-c1.asm: Align the stack.
9653 * config/i386/sol2-gc1.asm: Likewise.
9655 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9657 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9658 -Asparclite for sparc86x.
9659 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9661 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9663 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9665 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9666 the user if using the non-default arch size in BI_ARCH configuration.
9667 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9669 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9670 Fix patterns so that they actually match.
9671 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9672 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9673 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9675 (mulsidi3): Reflect this in the expand.
9676 (smulsi3_highpart): Only on TARGET_ARCH32.
9677 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9678 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9679 (umulsidi3): Reflect this in the expand.
9680 (umulsi3_highpart): Only on TARGET_ARCH32.
9681 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9682 don't require g0 to be zero.
9683 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9684 ({,u}divsi3): New expands.
9685 ({,u}divsi3_sp64): New patterns.
9686 (after lshrdi3_v8plus): Four new patterns to help combiner
9687 optimizing nested mixed mode shifts.
9689 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9690 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9691 speed things up. Don't use them by default on plain v9 in 64bit
9692 mode, according to what SPAMv9 sais.
9694 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9695 top 32 bits of %[og][0-7] in signal handlers.
9696 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9698 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9700 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9701 (ashlsi3): Corresponding changes.
9703 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9705 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9707 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9709 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9711 * arm.h (Hint): Delete macro.
9712 Substitute HOST_WIDE_INT for Hint in some prototypes.
9713 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9715 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9717 * builtins.c (expand_builtin_setjmp): Use force_operand to
9718 make sure that the buffer address is in a suitable form to be
9719 passed to force_reg.
9721 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9723 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9726 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9728 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9729 proper mode in the condition string.
9730 (icacheflush, dcacheflush): Remove modes from match_operands.
9732 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9733 proper mode before using it.
9735 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9738 * pa.c (store_reg): Do not call add_high_const generator directly.
9739 (load_reg, set_reg_plus_d): Likewise.
9740 * pa.md (add_high_const): No longer a named pattern.
9742 * pa.c (legitimize_address): Consistently use Pmode rather than
9743 SImode. Do not call gen_pic2_highpart directly anymore.
9744 * pa.md (pic2_highpart): No longer a named pattern.
9745 (pic2_lo_sum): Similarly. Reformat to make more readable.
9747 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9752 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9754 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9756 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9758 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9759 and tag the spill mems.
9760 (hppa_va_start): New.
9762 * pa.h (EXPAND_BUILTIN_VA_START): New.
9763 (EXPAND_BUILTIN_VA_ARG): New.
9765 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9767 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9768 and tag the spill mems.
9769 (mn10300_va_start): New.
9770 (mn10300_va_arg): New.
9771 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9772 (EXPAND_BUILTIN_VA_ARG): New.
9774 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9776 * mn10200.c (mn10200_va_arg): New.
9777 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9779 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9781 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9782 rather than play with TREE_INT_CST_LOW.
9784 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9786 * config/arm/telf.h: Include dbxelf.h.
9787 (CPP_PREDEFINES): Only define if not already defined.
9788 (ASM_IDENTIFY_GCC): Likewise.
9789 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9790 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9791 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9793 (DBX_DEBUGGING_INFO): Don't define.
9794 * config/arm/linux-telf.h: New file.
9795 * config/arm/linux-tgas.h: New file.
9796 * config/arm/t-thumb-linux: New file.
9797 * config/arm/uclinux-elf.h: New file.
9798 * config/arm/uclinux-telf.h: New file.
9799 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9800 thumb-*-uclinux): New targets.
9801 * configure: Regenerate.
9803 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9805 * pa.md (post_store, pre_load): New expanders.
9806 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9807 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9808 need to directly generate RTL for them.
9809 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9812 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9814 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9815 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9816 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9817 (secndary_reload_class): Make TARGET_ELF conditional compile.
9818 (print_operand_address): Similar.
9819 (output_toc): Print all values as hex.
9820 (get_issue_rate): Rearrange and add RS64A and PPC630.
9821 * rs6000.h (processor_type): Add RS64A and PPC630.
9822 (PROCESSOR_POWERPC64): New.
9823 (PROMOTE_MODE): Use word_mode.
9824 (RTX_COSTS): Add RS64A and PPC630.
9825 * rs6000.md (scheduling information): Add lmul and ldiv
9826 representing 64-bit integer multiply and divide. Add rs64a and
9828 (ashldi3): Add support for "rldic" instruction.
9829 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9831 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9833 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9834 instead of V8 for sparclite86x in cpu_table.
9836 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9838 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9839 output_file_directive.
9841 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9843 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9844 tree for op1, not the rtl.
9846 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9848 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9849 to m88k_va_start, leaving only the register spill.
9850 (m88k_build_va_list): New.
9851 (m88k_va_start): New.
9853 * m88k.h (BUILD_VA_LIST_TYPE): New.
9854 (EXPAND_BUILTIN_VA_START): New.
9855 (EXPAND_BUILTIN_VA_ARG): New.
9857 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9859 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9860 Rename from expand_builtin_saveregs.
9861 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9863 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9865 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9866 for the register spill block.
9867 (i960_build_va_list): New.
9868 (i960_va_start): New.
9870 * i960.h (BUILD_VA_LIST_TYPE): New.
9871 (EXPAND_BUILTIN_VA_START): New.
9872 (EXPAND_BUILTIN_VA_ARG): New.
9873 * i960.md (store_multiple): Use change_address on individul mems.
9875 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9877 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9879 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9880 (expand_builtin_va_end): Evaluate arg for side effects.
9881 * c-common.c (c_common_nodes_and_builtins): Construct a
9882 va_list_arg_type_node to handle array decomposition to pointer.
9884 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9886 * except.c (start_dynamic_cleanup): Use force_operand on the
9889 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9891 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9892 * c4x.c (c4x_va_arg): New.
9894 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9896 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9899 1999-07-26 Nathan Sidwell <nathan@acm.org>
9901 * eh-common.h (__eh_matcher): Prototype correctly.
9903 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9905 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9906 (TARGET_SINGLE_PIC_BASE): Likewise.
9907 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9909 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9910 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9911 (TARGET_OPTIONS): Add -mpic-register=N.
9912 (OUTPUT_INT_ADDR_CONST): New macro.
9913 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9914 LEGITIMATE_PIC_OPERAND_P): Likewise.
9915 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9916 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9917 output_addr_const directly.
9918 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9920 (thumb_pic_register, thumb_pic_register_string): Declare.
9922 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9924 (label_mentioned_p): New function: Imported from arm.c.
9925 (legitimize_pic_address): New function: Imported from arm.c.
9926 (is_pic):New function: Imported from arm.c.
9927 (thumb_finalize_pic):New function: Imported from arm.c.
9928 (add_constant): Cope with PIC constants.
9929 (fixit): Cope with PIC constants.
9930 (output_return): Do not treat the PIC register as live if
9931 TARGET_SINGLE_PIC_BASE is true.
9932 (thumb_function_prologue): Do not treat the PIC register as live if
9933 TARGET_SINGLE_PIC_BASE is true.
9934 (thumb_expand_prologue): Do not treat the PIC register as live if
9935 TARGET_SINGLE_PIC_BASE is true.
9936 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9937 TARGET_SINGLE_PIC_BASE is true.
9938 (thumb_print_operand): Accept '|'.
9939 (thumb_override_options): Process PIC options.
9941 * config/arm/thumb.md (movsi): Support PIC.
9942 (call_insn): Change "i" constraint to "X".
9943 (call_value_insn): Likewise.
9944 (consttable_4, consttable_8, consttable_end): Set and clear
9945 "making_const_table" as appropriate.
9946 (pic_load_addr, pic_add_dot_plus_four): New insns.
9948 * invoke.texi (Thumb Options): Fix spelling. Document new
9949 options -msingle-pic-base and -mpic-register=.
9951 1999-07-26 Andrew Haley <aph@cygnus.com>
9953 * config/m32r/initfini.c (__init): Use a full word immediate for
9954 __fini: this allows it to be placed in any memory region.
9956 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9957 -mmodel=medium. This is OK for all memory models.
9959 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9961 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9962 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9964 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9966 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9969 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9971 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9973 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9974 (BUILD_VA_LIST_TYPE): New.
9975 (EXPAND_BUILTIN_VA_START): New.
9976 (EXPAND_BUILTIN_VA_ARG): New.
9977 * i860.c (output_delayed_branch): Disable.
9978 (output_delay_insn): Likewise.
9979 (i860_saveregs): New.
9980 (i860_build_va_list): New.
9981 (i860_va_start): New.
9983 * i860.md: Disable all peepholes using output_delayed_branch.
9984 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9986 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9988 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9989 (BUILD_VA_LIST_TYPE): New.
9990 (EXPAND_BUILTIN_VA_START): New.
9991 (EXPAND_BUILTIN_VA_ARG): New.
9992 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9993 Return the address of the save area.
9994 (clipper_build_va_list): New.
9995 (clipper_va_start): New.
9996 (clipper_va_arg): New.
9998 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10000 * arc.h (EXPAND_BUILTIN_VA_START): New.
10001 (EXPAND_BUILTIN_VA_ARG): New.
10002 * arc.c (arc_setup_incoming_varargs): Set alias set of
10004 (arc_va_start): New.
10007 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10009 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10010 (BUILD_VA_LIST_TYPE): New.
10011 (EXPAND_BUILTIN_VA_START): New.
10012 (EXPAND_BUILTIN_VA_ARG): New.
10013 * alpha.c (alpha_builtin_saveregs): Delete.
10014 (alpha_build_va_list): New.
10015 (alpha_va_start): New.
10016 (alpha_va_arg): New.
10018 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10020 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10022 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10023 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10025 * gcc.texi: More changes related to list conversion.
10026 * invoke.texi: Likewise.
10028 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10030 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10031 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10032 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10033 (stabilize_va_list): New function.
10034 (std_expand_builtin_va_start): New function.
10035 (expand_builtin_va_start): New function.
10036 (get_varargs_alias_set): New function.
10037 (std_expand_builtin_va_arg): New function.
10038 (expand_builtin_va_arg): New function.
10039 (expand_builtin_va_end): New function.
10040 (expand_builtin_va_copy): New function.
10041 (expand_builtin): Call them.
10042 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10043 __builtin_{varargs_start,stdarg_start,end,copy}.
10044 (build_va_arg): New function.
10045 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10046 (build_va_arg): Declare.
10047 * c-decl.c (ptr_type_node, va_list_type_node): New.
10048 * c-parse.gperf (__builtin_va_arg): New.
10049 * c-parse.in (VA_ARG): New token.
10050 (unary_expr): Recognize it.
10051 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10052 * expr.h (std_expand_builtin_va_start): Declare.
10053 (std_expand_builtin_va_arg): Declare.
10054 (expand_builtin_va_arg): Declare.
10055 (get_varargs_alias_set): Declare.
10056 * tree.def (VA_ARG_EXPR): New.
10057 * tree.h (BUILT_IN_VARARGS_START): New.
10058 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10059 (ptr_type_node, va_list_type_node): Declare.
10060 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10061 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10062 * m88k.h, m88k.c: Likewise.
10063 * mn10300.h, mn10300.c: Likewise.
10064 * pa.h, pa.c: Likewise.
10065 * rs6000.h, rs6000.c: Likewise.
10066 * sh.h, sh.c: Likewise.
10067 * sparc.h, sparc.c: Likewise.
10069 * emit-rtl.c (operand_subword): Copy alias set.
10070 (change_address): Likewise.
10072 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10074 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10075 not just the first one.
10077 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10079 * config/arm/arm.h (TARGET_SWITCHES): Add
10080 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10081 (TARGET_OPTIONS): Add -mpic-register=.
10082 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10083 (arm_pic_register_string): Declare.
10084 (NEED_PLT_GOT): Delete, replace with ...
10085 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10086 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10087 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10088 * config/arm/arm.c (arm_override_options): Add new option
10090 (arm_pic_register_string): New variable.
10091 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10092 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10093 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10094 (output_return_instruction): Likewise.
10095 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10096 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10097 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10099 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10100 mention of -msched-prolog. Document new options -msingle-pic-base
10101 and -mpic-register=.
10103 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10105 * haifa-sched.c (reemit_notes): Tidy.
10106 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10109 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10111 * explow.c (trunc_int_for_mode): New function.
10112 (plus_constant_wide): Use it.
10113 * combine.c (simplify_and_const_int): Likewise.
10114 (merge_outer_ops): Likewise.
10115 (simplify_shift_const): Likewise.
10116 * cse.c (simplify_unary_operation): Likewise.
10117 (simplify_binary_operation): Likewise.
10118 * emit-rtl.c (operand_subword): Likewise.
10119 * rtl.h: Declare it.
10121 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10123 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10124 (use NUM_REGS instead of NUM_INTS).
10126 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10128 * builtins.c: New file.
10129 * expr.c (saveregs_value, apply_args_value): Delete definition,
10130 moved into builtins.c.
10131 (string_constant): No longer static.
10132 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10133 apply_args_size, apply_result_size, result_vector,
10134 expand_builtin_apply_args, expand_builtin_apply,
10135 expand_builtin_return): Delete functions, moved into builtins.c.
10136 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10137 * expr.h (saveregs_value, apply_args_value): Declare variables.
10138 (expand_builtin, string_constant): Declare functions.
10139 * Makefile.in: Update to build builtin.o.
10141 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10143 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10144 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10145 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10146 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10148 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10151 1999-07-21 Michael Meissner <meissner@cygnus.com>
10153 * print-rtl.c (print_rtx): Print the names of the virtual
10156 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10158 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10159 introduced in previous delta.
10161 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10163 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10164 to avoid name clash.
10166 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10168 * c-lex.c (yylex) : Correct the test for overflow when lexing
10171 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10173 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10174 (adjust_priority): Always call ADJUST_PRIORITY.
10175 (schedule_insn): Only put insns into the ready at cost 0.
10176 (schedule_block): Remove redundant initial sort. Give clock_var
10177 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10179 * tm.texi (MD_SCHED_REORDER): Update docs.
10181 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10182 * sparc.c (ultra_reorder_called_this_block): Delete.
10183 (ultrasparc_sched_init): Don't set it.
10184 (ultrasparc_sched_reorder): Don't check it.
10186 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10188 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10189 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10190 (function_arg_boundary): Align DFmode.
10191 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10192 to get fp reg and stack overflow correct.
10193 (function_arg): Likewise.
10194 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10195 (setup_incoming_varargs): Restructure for ABI_V4; use
10196 function_arg_advance to skip final named argument.
10197 (expand_builtin_saveregs): Properly unskip the last integer arg
10198 when doing varargs. Adjust overflow location calculation.
10200 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10201 explicitly unsigned.
10202 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10203 (__VA_GP_REGSAVE): Similarly.
10204 (__va_longlong_p): Delete.
10205 (__va_arg_type_violation): New declaration.
10206 (va_arg): Restructure. Flag promotion errors. Align double.
10207 TFmode passed by reference.
10209 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10210 in the HOST_BITS_PER_WIDE_INT > 32 case.
10212 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10214 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10216 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10218 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10219 * toplev.c (documented_lang_options): Add -fpreprocessed.
10220 * cpplib.h (struct cpp_buffer): Add preprocessed.
10221 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10222 (cpp_start_read): Don't expand macros or emit an initial #line
10223 directive if -fpreprocessed.
10225 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10227 * cpplib.h (struct cpp_buffer): Added manual_pop for
10228 better C++ tokenization.
10229 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10230 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10231 * c-common.c (cpp_token): Make non-static.
10233 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10235 * c-common.h: New file.
10236 * c-common.c (permanent_obstack): Delete unused declaration.
10237 (c_global_trees): New array.
10238 (c_common_nodes_and_builtins): New function; split off common code
10239 from init_decl_processing in both c-decl.c and cp/decl.c.
10240 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10241 c_global_trees and accessor macros defined in c-common.h.
10242 Include c-common.h.
10243 * c-decl.c: Delete definitions for tree nodes that were replaced by
10245 (init_decl_processing): Build void_list_node.
10246 Call c_common_nodes_and_builtins; delete code to generate the common
10248 * objc/objc-act.c (build_module_descriptor): Rename variable
10249 void_list_node to avoid clash with c-common.h.
10251 * Makefile.in: Update dependencies.
10252 * objc/Make-lang.in: Likewise.
10254 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10256 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10257 (UNIQUE_SECTION_P): Likewise.
10258 (UNIQUE_SECTION): Likewise.
10260 1999-07-19 Linas Vepstas <linas@linas.org>
10262 * config/i370/README: New file.
10263 * config/i370/linux.h: New file.
10264 * config/i370/mvs.h: New file.
10265 * config/i370/oe.h: New file.
10266 * config/i370/t-linux: New file.
10267 * config/i370/t-mvs: New file.
10268 * config/i370/t-oe: New file.
10269 * config/i370/x-oe: New file.
10270 * config/i370/xm-linux.h: New file.
10271 * config/i370/xm-mvs.h: New file.
10272 * config/i370/xm-oe.h: New file.
10274 * i370.c (label_node_t): Add first_ref_page, label_addr,
10275 label_first_ref, label_last_ref members.
10276 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10277 (MAX_MVS_LABEL_SIZE): Define.
10278 (MAX_LONG_LABEL_SIZE): Define.
10279 (alias_node_t, alias_anchor, alias_number): New.
10280 (mvs_function_table): Reorder for EBCDIC.
10281 (ascebc, ebcasc): Unconditionally define.
10282 (i370_branch_dest, i370_branch_length): New functions.
10283 (i370_short_branch, i370_label_scan): New functions.
10284 (mvs_get_label): Renamed from mvs_add_label. Search for
10285 an existing label before creating a new one.
10286 (mvs_add_label): New function.
10287 (mvs_get_label_page): New function.
10288 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10289 over the entire list.
10290 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10291 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10292 (mvs_add_alias, mvs_need_alias): New functions.
10293 (mvs_get_alias, mvs_check_alias): New functions.
10294 (handle_pragma): New function.
10295 (mvs_function_check): New function.
10296 (unsigned_jump_follows_p): Search harder.
10297 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10298 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10299 * i370.h (TARGET_VERSION): Delete.
10300 (CPP_SPEC, CPP_PREDEFINES): Delete.
10301 (mvs_label_emitted): Delete.
10302 (TARGET_EBCDIC): Delete.
10303 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10304 (HANDLE_PRAGMA): Define.
10305 (HARD_REGNO_NREGS): Handle complex modes.
10306 (HARD_REGNO_MODE_OK): Likewise.
10307 (CLASS_MAX_NREGS): Likewise.
10308 (RET_REG): Likewise.
10309 (EXTRA_CONSTRAINT): Define.
10310 (RETURN_IN_MEMORY): True for DImode.
10311 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10312 (FUNCTION_PROFILER): Delete.
10313 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10314 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10315 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10316 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10317 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10318 (ASM_FILE_START): Add "RMODE ANY".
10319 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10320 (ASM_GLOBALIZE_LABEL): Likewise.
10321 (ASM_OUTPUT_LABELREF): Likewise.
10322 (ASM_OUTPUT_COMMON): Likewise.
10323 (PRINT_OPERAND): Handle 'K', 'W', default.
10324 (PRINT_OPERAND_ADDRESS): New.
10325 (Lots of defines): Add support for TARGET_ELF_ABI.
10326 * i370.md (attr length): New. Define for all patterns.
10327 (*): Lots of tweeks to assembly output and constraints.
10329 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10331 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10332 Disable patterns performing SImode comparisons with SImode values
10333 if TARGET_POWERPC64 and instruction does not sign-extend or does
10334 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10335 differ for signed quantities.
10336 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10337 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10338 (decrement_and_branch_on_count): Add 64-bit variant.
10340 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10342 * final.c (output_asm_insn): When searching for the matching string
10343 for a given dialect, don't run past the end of the list of
10344 alternatives if there are fewer alternatives in the template than
10347 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10349 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10350 Removed paragraph about compression of files and size limitation,
10351 duplicated in the FAQ. Use gcc-patches for posting patches.
10352 * gcc.c (main): Updated URL with bug reporting instructions to
10353 gcc.gnu.org. Removed e-mail address.
10354 * system.h (abort): Likewise.
10356 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10358 * Makefile.in (stmp-multilib-sub): Make the files extracted
10359 from $(LIBGCC1) writable.
10361 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10363 * config/arm/aout.h: Reformat for improved readability.
10365 * config/arm/arm.h: Reformat for improved readability.
10366 Replace uses of fprintf with asm_fprintf where appropriate.
10367 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10368 function declaration assembler actions.
10369 (NUM_INTS): New macro: Convert from bytes to words.
10370 (NUM_REGS): New macro: Compute number of registers required to
10371 hold a quanitity of tyep MODE.
10372 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10374 (NUM_ARG_REGS): New macro: The number of argument registers
10376 (ARG_REGISTER): New macro: Compute the register number of the Nth
10378 (LAST_ARG_REGNUM): New macro: The number of the last argument
10380 (SP_REGNUM): New macro: Register number of the stack pointer.
10381 (FP_REGNUM): New macro: Register number of the frame pointer.
10382 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10383 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10384 CUMULATIVE_ARGS so that it counts registers not bytes.
10386 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10388 Replace uses of fprintf with asm_fprintf where appropriate.
10389 (output_ascii_pseudo_op): Replace with version from thumb.c
10391 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10393 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10394 SUBTARGET_CPP_SPEC.
10395 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10396 (ASM_FILE_START): Emit ASM_APP_OFF.
10398 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10400 * pa.c (compute_frame_size): Round frame according to
10401 STACK_BOUNDARY rather than a hardwired value.
10403 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10405 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10407 * configure: Rebuilt.
10409 * configure.in (hppa*-*-linux*): New configuration.
10410 * configure: Rebuilt.
10411 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10412 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10413 * pa/pa-linux.h: New file.
10414 * pa/t-linux: New file.
10415 * pa/xm-linux.h: New file.
10417 * pa.c (hppa_legitimize_address): Change references from SImode to
10418 either Pmode or word_mode as appropriate.
10419 (emit_move_sequence, store_reg, load_reg): Likewise.
10420 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10421 (output_mul_insn): Likewise.
10422 * pa.h (PROMOTE_MODE): Likewise.
10423 (INITIALZE_TRAMPOLINE): Likewise.
10424 (Pmode): Define to word_mode.
10426 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10427 value of 4. Allocate 8 bytes for each FP register save.
10428 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10430 (hppa_expand_prologue): Likewise.
10431 * pa.h (PROMOTE_MODE): Likewise.
10432 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10433 (FUNCTION_ARG_BOUNDARY): Likewise.
10435 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10437 * pa.c (out_of_line_prologue_epilogue): Delete.
10438 (override_options): Remove -mspace related code.
10439 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10440 (compute_frame_size): Only allocate space for register that
10441 actually need to be saved.
10442 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10443 (TARGET_SWITCHES): Remove -mspace, -mno-space
10444 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10445 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10446 * pa/ee.asm, pa/ee_fp.asm: Delete.
10448 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10450 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10451 directive in column zero.
10453 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10455 * m68k.c (output_function_prologue): Fix computation of save mask
10456 when generating PIC code.
10458 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10460 * tree.c (build_type_attribute_variant): Move current_obstack restore
10461 after build_qualified_type call.
10463 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10465 * configure.in: Use t-iris6, even with GNU LD.
10466 * config/mips/iris6gld.h: Fix typo in linker spec.
10467 * config/mips/t-iris6gld: Remove.
10469 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10471 * rs6000.md (insv, extzv): Remove SImode dependence in named
10472 patterns. Explicitly generate DImode RTL if PowerPC64 and
10474 (insvdi): Reverse start and size in instruction template.
10476 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10478 * invoke.texi: Typo fixes.
10480 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10482 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10483 handle at this time instead of silently generating incorrect code.
10484 (gen_imagpart): Likewise.
10486 * reload.c (find_reloads): Emit a USE for a pseudo register without
10487 a hard register if we could not create an optional reload for the
10490 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10492 * c-typeck.c (output_init_element, process_init_element):
10493 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10494 check for nameless bit fields.
10496 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10498 * regclass.c (scan_one_insn): Notice subregs that change the
10499 size of their operand.
10500 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10502 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10504 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10505 * configure: Rebuilt.
10506 * alpha/t-ieee: New file.
10508 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10510 * rs6000.c (find_addr_reg): Do not select r0 as an address
10513 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10515 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10517 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10519 * rs6000.md (movsf): Do not force easy FP constants into memory.
10521 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10522 immed_double_const to ensure they are properly truncated then
10525 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10527 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10528 always unless NO_DEBUG is used. Compile this code
10530 (replace_symbols_in_block): Compile it unconditionally.
10532 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10534 * configure.in (i?86-*-elf*): New target.
10535 * configure: Rebuilt.
10536 * i386/i386elf.h, i386/t-i386elf: New files.
10538 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10540 * toplev.c (main): Don't complain about saying -gdwarf.
10541 (rest_of_compilation): Remove redundant code.
10543 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10545 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10547 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10549 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10550 "Li960R:", to avoid name clash.
10552 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10554 * loop.c (check_dbra_loop): When reversing a loop, delete all
10555 REG_EQUAL notes referencing the reversed biv except those which are
10556 for a giv based on it.
10558 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10560 * version.c: Drop "gcc-" prefix from version #.
10562 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10564 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10565 the label if we're being verbose.
10567 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10569 * m68k.c (output_function_prologue): Add pic register to mask
10570 if live and flag_pic.
10571 (output_function_epilogue): Likewise.
10573 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10575 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10576 directives in column zero.
10578 * pa/elf.h (ASM_FILE_START): Define.
10579 * pa/som.h (ASM_FILE_START): Include .level directives.
10580 * pa/hpux10.h (ASM_FILE_START): Delete.
10581 * pa/hpux11.h (ASM_FILE_START): Delete.
10583 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10585 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10587 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10588 when reload_out equals reload_in.
10590 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10592 * invoke.texi (Spec Files): New node: Describe the contents of
10595 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10597 * invoke.texi (DEC Alpha Options): Put @end table at
10598 beginning of line, to avoid confusing texi2html.
10600 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10602 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10603 introduced in previous delta.
10605 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10607 * reload1.c (gen_reload): When synthesizing a 3 operand add
10608 sequence, improve test for when to reload OP1 into the reload
10609 register instead of OP0.
10611 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10613 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10615 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10617 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10620 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10622 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10623 (va_dcl): Use __builtin_va_alist_t.
10625 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10627 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10628 on the permanent_obstack.
10629 * dwarfout.c (output_type): Likewise.
10631 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10633 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10634 Merged from c-typeck.c and cp/typeck.c.
10635 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10636 Merged into c-common.
10638 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10640 * c-lex.c (errorcount): Declare it.
10641 (finish_parse): Update errorcount when using CPPLIB.
10643 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10645 * fixinc/inclhack.def(end_else_label): Double the backslash so
10646 sed gets a chance to see it.
10647 * fixinc/inclhack.sh: regen
10648 * fixinc/fixincl.x: regen
10650 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10652 Add framework to support armv5 architecture when it becomes
10655 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10656 (arm_arch5): New variable.
10657 (all_architectures): Add armv5 line.
10658 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10659 -march=armv5 is specified on the command line.
10660 (arm_arch5): Export this variable.
10661 * invoke.texi: Document new string accepted by -march= switch for
10664 * config/arm/arm.h: Replace use of constant 12 as a register
10665 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10666 * config/arm/arm.c: Replace use of constant 12 as a register
10667 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10669 * config/arm/elf.h: Tidy up.
10670 * config/arm/coff.h: Tidy up.
10672 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10674 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10675 * gcc/config/mips/t-iris6gld: New file.
10676 * gcc/config/mips/iris6gld.h: Likewise.
10678 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10680 * c-decl.c (widest_integer_literal_type_node,
10681 widest_unsigned_literal_type) : New.
10682 (init_decl_processing): Handle/use the two new types.
10683 * c-common.c (type_for_size,type_for_mode) : Same.
10684 * c-lex.c (yylex) : Same.
10685 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10687 * c-tree.h (widest_integer_literal_type_node,
10688 widest_unsigned_literal_type) : New.
10690 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10692 * dwarfout.c (field_byte_offset): Correctly compute the object's
10693 byte offset for the first bit of a field which crosses an alignment
10694 boundary on a !BYTES_BIG_ENDIAN target.
10696 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10698 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10701 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10702 Jeff Law <law@cygnus.com>
10704 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10707 * except.c: Include intl.h.
10708 (expand_eh_return): Set current_function_cannot_inline.
10709 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10710 * function.h (struct function): Add eh_return_stub_label.
10711 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10712 * Makefile.in (except.o): Depend on intl.h.
10714 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10716 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10717 same as offsettable in cases 1 and 2.
10719 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10721 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10722 (extlh, extwh): Likewise.
10724 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10726 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10728 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10730 * configure.in: Add arm-pe and thumb-pe targets.
10731 * configure: Regenerate.
10733 * thumb.c (arm_naked_function_p): New function: Determines if
10734 a function is naked (has no gcc generated prologue/epilogue).
10735 (is_called_in_ARM_mode): Return true if the func has the
10736 interfacearm attribute.
10737 (output_return): Do not generate a return for naked functions.
10738 (thumb_function_prologue): Do not generate a prologue for
10740 (thumb_expand_prologue): Do not generate a prologue for naked
10742 (thumb_expand_epilogue): Do not generate an epilogue for naked
10744 (arm_valid_machine_decl_attribute): New function, copied from
10745 arm.c: Permit naked and interfacearm attributes.
10747 * config/arm/pe.c: New file: Support code for arm-pe target.
10748 * config/arm/pe.h: New file: Header file for arm-pe target.
10749 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10750 * config/arm/t-thumb-pe: New file: Makefile fragment for
10753 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10755 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10756 -fPIC or -fpic is specified.
10758 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10760 * expr.c (emit_block_move): Use copy_to_mode_reg for
10761 !TARGET_MEM_FUNCTIONS case too.
10763 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10765 * configure: Rebuilt.
10766 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10767 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10768 definitions made redundant by dbxelf.h inclusion. Delete
10769 lots of definitions related to assembly output that are
10770 specific to the SOM object format.
10771 * pa.c (output_function_prologue): Do not emit the function's
10773 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10774 * pa-pro.h: Deleted.
10775 * som.h: New file with SOM specific definitions.
10776 * elf.h: New file with ELF specific definitions.
10778 * elfos.h (const_section): Output a tab before assembler directives.
10779 (ctors_section, dtors_section): Likewise.
10780 (ASM_OUTPUT_SECTION_NAME): Likewise.
10782 * pa/pa1.h: Delete unused file.
10784 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10786 * configure.in (hppa*-hp-hpux11*): New configuration.
10787 * configure: Rebuilt.
10788 * pa/pa-hpux11.h: New file.
10789 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10792 * mips.md (leasi, leadi): New patterns.
10794 * expr.c (emit_block_move): Properly handle case where one of the
10795 block move arguments has a queued increment or decrement.
10796 (clear_storage): Similarly. Fix formatting goof.
10798 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10800 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10801 semicolon from the BSD VA_LIST replacement expression.
10803 * fixinc/inclhack.sh: regen
10804 * fixinc/fixincl.x: regen
10806 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10807 now use the fixincl program.
10809 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10811 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10812 case. Also make the PIC register call_used.
10814 * m68k.h (FINALIZE_PIC): Delete.
10815 * m68k.c (finalize_pic): Delete.
10817 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10819 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10822 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10824 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10826 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10828 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10830 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10832 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10834 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10836 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10838 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10840 * rs6000.c (output_toc): Always use hex values for floating-point
10841 constants. Store single-precision values in upper-half of TOC
10842 entry in 64-bit mode.
10843 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10844 to final constraints.
10845 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10846 (fctiwz): Improve accuracy of RTL for pattern.
10848 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10850 * expr.c (expand_expr): Allow RTL_EXPR's through the
10851 MAX_INTEGER_COMPUTATION_MODE checks.
10853 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10855 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10856 such that MASK_SUPPORT_ARCH is not negative.
10858 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10860 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10861 ADDR_DIFF_VEC insns that appear inside loops.
10863 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10864 Jeff Law <law@cygnus.com>
10866 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10867 Handle LO_SUM the same as offsettable in cases 1 and 2.
10868 * rs6000.c (find_addr_reg): Revert previous patch.
10870 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10872 * system.h (strstr): New external function declaration.
10873 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10874 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10875 * config.in, configure: Rebuilt.
10877 1999-06-24 Tom Tromey <tromey@cygnus.com>
10879 * gcc.c (main): Read user-specified specs files after computing
10880 additional startfile_prefixes.
10882 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10884 Revert these two patches:
10886 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10887 * loop.c (strength_reduce): When doing biv->giv conversion, update
10888 reg note of NEXT->insn.
10890 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10891 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10893 (recombine_givs): Set ix field after sorting.
10895 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10897 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10898 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10900 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10902 *fixinc/inclhack.def: Add fix development commentary
10903 (read_ret_type): reactivate and add selection clause
10904 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10905 *fixinc/{fixincl.x|inclhack.sh}: regen
10907 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10909 * expr.c (expand_expr): STRIP_NOPS before checking against
10910 MAX_INTEGER_COMPUTATION_MODE
10911 (check_max_integer_computation_mode): Likewise.
10913 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10915 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10917 1999-06-22 Jim Wilson <wilson@cygnus.com>
10919 * expr.c (store_expr): When target is a promoted subreg, return a
10920 promoted subreg as a result.
10922 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10924 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10926 (dwarf2out_define): Mark unused parameters appropriately.
10927 (gen_unspecified_parameters_die): Ditto.
10928 (gen_subprogram_die): Fix signed/unsigned warnings.
10929 (gen_variable_die): Ditto.
10931 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10933 * fixinc/inclhack.def(end_else_label): combined else_label
10934 and endif_label and fixed the sed expression.
10935 *fixinc/{fixincl.x|inclhack.sh}: regen
10937 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10939 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10940 'x' when handling non-offsettable addresses
10942 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10944 * final.c (shorten_branches): Don't try to split an insn that has
10947 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10949 * config/mips/mips.c (symbolic_expression_p): New function.
10950 (mips_select_rtx_section): Put symbolic expressions in the
10951 data section, not the read-only data section.
10953 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10955 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10957 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10959 * collect2.c (main): Log frame table count.
10960 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10961 (scan_prog_file) [COFF]: Handle frame tables.
10963 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10964 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10965 * alpha/elf.h: Undef them again.
10966 * alpha/vms.h: Remove their definitions.
10968 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10970 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10971 remove the clobber of r0 and change the REG_UNUSED note to
10974 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10976 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10977 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10978 fits in HOST_WIDE_INT and one uses union to access a long constant
10981 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10983 * sparc.c (sparc_override_options): Don't allow profiling for
10984 code models other than medlow.
10985 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10986 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10987 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10988 (sparc_block_profiler): Likewise.
10989 (sparc_function_block_profiler_exit): Likewise.
10990 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10991 (FUNCTION_BLOCK_PROFILER): Likewise.
10992 (BLOCK_PROFILER): Likewise.
10993 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10994 (MCOUNT_FUNCTION): New.
10995 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10996 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10997 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10998 (MCOUNT_FUNCTION): New.
10999 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11000 (BLOCK_PROFILER): Delete.
11001 (MCOUNT_FUNCTION): New.
11003 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11005 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11007 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11009 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11012 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11015 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11018 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11021 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11023 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11026 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11028 * i386/djgpp.h (LIB_SPEC): New.
11029 (STARTFILE_SPEC): New.
11031 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11033 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11035 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11038 * system.h (WSTOPSIG): New macro.
11040 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11042 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11044 (insert_pack_attributes): Take into account member natural
11047 * i386/winnt.c (exports_head): New static variable.
11048 (i386_pe_record_exported_symbol): New function.
11049 (i386_pe_asm_file_end): Use.
11050 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11051 symbols to be emitted at end of assembly.
11052 (ASM_DECLARE_OBJECT_NAME): Likewise.
11053 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11055 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11058 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11060 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11063 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11065 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11066 zapping reg_last_uses directly.
11067 (sched_analyze_2, sched_analyze_insn): Likewise.
11068 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11070 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11072 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11073 attributes for cases 1 and 2.
11075 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11077 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11080 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11082 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11084 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11086 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11087 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11088 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11089 must be stacked if it is used for PIC accesses.
11090 * arm.c (use_return_insn): Handle PIC register specially.
11091 (output_return_instruction): Likewise.
11092 (output_func_{prologue,epilogue}): Likewise.
11093 (output_expand_prologue): Likewise.
11095 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11096 (*strsi_predec): Renamed from *strqi_predec.
11097 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11098 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11100 * arm.c (arm_override_options): Remove warning about PIC code
11101 not being supported.
11103 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11105 * rs6000.c (find_addr_reg): New function.
11106 * rs6000.h (find_addr_reg): Declare.
11107 (offsettable_addr_operand): Delete.
11108 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11109 from and stores to GPRs.
11111 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11113 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11114 gen_sequence as argument to emit_no_conflict_block.
11116 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11118 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11119 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11120 *fixinc/fixincl.x: regen
11121 *fixinc/inclhack.sh: regen
11123 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11125 * added support for -mpcrel (PC relative addressing for m68k)
11126 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11127 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11128 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11129 (comments for general_src_operand): Add some explanation
11130 about EXTRA_CONSTRAINTS.
11131 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11132 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11133 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11134 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11135 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11136 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11137 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11138 if not already set.
11139 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11140 * m68k.h (TARGET_PCREL): New target flag.
11141 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11142 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11143 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11144 contains a SYMBOL_REF. Relax this constraint during reload, since
11145 we want to use the predicates, not reload's built-in concept of a
11146 valid memory address, to control what insns need reloading.
11147 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11148 operands (essentially 'g', 'm', and 's' under normal circumstances).
11149 * m68k.c (print_operand): Cause printing of pc-relative addresses
11150 to include pc register.
11151 (print_operand_address): Ditto.
11152 (general_src_operand): Accept operands that are not only
11153 general_operands, but are also valid when used as a pc-relative
11155 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11156 (memory_src_operand): Similar, for memory_operands.
11157 (pcrel_address): New predicate to accept the special case of a
11158 pc-relative address.
11159 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11160 QImode insns to accept *_src_operand instead of *_operand where
11161 pc-relative operands can fit. For example, a pc-relative operand
11162 can be used as a memory source operand for addsi3, but not as a
11163 memory destination.
11164 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11166 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11168 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11169 .thumb_set pseudo op to mark aliases of thumb functions.
11171 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11173 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11174 preference to ASM_OUTPUT_DEF, if it is defined.
11176 * tm.texi: Document new, optional target macro
11177 ASM_OUTPUT_DEF_FROM_DECLS.
11179 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11181 * fixincludes: ISCNTL patch
11182 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11183 (dgux_int_varargs): new for DG/UX
11184 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11186 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11188 * invoke.texi (ia32 options): Fix typo.
11190 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11192 * loop.c (strength_reduce): When doing biv->giv conversion, update
11193 reg note of NEXT->insn.
11195 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11197 * loop.c (move_movables): Note issues with replacing REGs with
11199 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11201 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11203 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11205 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11206 the reference to `mcount' was not correct for the ELF on FreeBSD.
11208 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11210 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11213 (recombine_givs): Set ix field after sorting.
11215 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11217 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11218 to safe to extract a subword out of a REG.
11220 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11222 * sh.md (mulsi3): Don't add a no-op move at the end.
11224 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11226 * cse.c (cse_insn): Don't put hard register source into tables for
11227 the last insn of a libcall.
11229 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11231 * loop.c (strength_reduce): Insert sets of derived givs at every
11232 biv increment, even if it's the only one.
11234 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11236 * dwarfout.c (add_incomplete_type): New fn.
11237 (output_type): Call it.
11238 (retry_incomplete_types): New fn.
11239 (dwarfout_finish): Call it.
11241 From Eric Raskin <ehr@listworks.com>:
11242 (output_type): Output types for bases.
11244 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11246 * mips.c (mips_output_conditional_branch): Add `break'
11247 between `default' label and `close braces'.
11249 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11251 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11252 specifications and make it realistic.
11253 (LIB_SPEC): Likewise.
11255 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11257 * config/mips/mips.c (mips_secondary_reload_class): Check for
11258 (PLUS (SP) (REG)) and return appropriate register class.
11259 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11260 Handle (PLUS (SP) (REG)).
11261 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11262 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11263 of emit_insn for tablejump.
11265 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11267 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11268 asm_fprintf format string by itself.
11269 (output_function_profiler): Likewise.
11271 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11273 * combine.c (simplify_logical, case AND): Only call
11274 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11275 or the constant is positive.
11277 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11279 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11280 * configure: Regenerate.
11282 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11284 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11285 require a sub-version #.
11286 * configure: Rebuilt.
11288 1999-06-14 Robert Lipe (robertlipe@usa.net)
11290 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11292 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11294 * c-typeck.c (process_init_element): Detect excess elements in
11295 char array initializer.
11297 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11299 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11301 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11303 * invoke.texi (Option Summary): Add -fpermissive flag.
11305 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11307 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11308 that require PIC code sequences.
11310 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11312 * configure.in: Add new target: thumb-elf.
11313 * configure: Regenerate.
11314 * config/arm/t-thumb-elf: New file: Makefile fragment for
11316 * config/arm/telf.h: New file: Header file for thumb-elf
11319 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11321 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11322 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11323 initializers is some circumstances.
11325 * fixinc/inclhack.def (endif_label): Add additional selector for
11326 more bogus stuff after #endif statements.
11327 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11329 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11331 * i386/cygwin.h (SET_ASM_OP): Define.
11333 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11335 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11337 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11339 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11342 * sh.md (ic_invalidate_line_i): Remove second alternative.
11344 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11346 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11347 test for the presence of valid prototypes. Delete bypass expr.
11348 (ioctl_fix_ctrl): Correct the selection expression.
11349 (no_double_slash): Correct quoting rules
11350 *fixinc/fixincl.x: regen
11351 *fixinc/inclhack.sh: regen
11353 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11355 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11357 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11359 * rs6000.md (movsi_got_internal_mem): Delete.
11360 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11361 (GOT_TOC_REGNUM): Delete.
11362 (PIC_OFFSET_TABLE_REGNUM): Define.
11363 (FINALIZE_PIC): Disable.
11364 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11365 (rs6000_replace_regno): Delete.
11366 (rs6000_finalize_pic): Likewise.
11367 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11369 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11371 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11372 is a note; use <= for the compare; advance P while it is
11375 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11377 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11378 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11380 * varasm.c (remove_from_pending_weak_list): Verify t->name
11381 is non-NULL before passing it to strcmp.
11383 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11385 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11386 the typed arguments are not part of a comment
11387 (ioctl_fix_ctrl): Added a purpose comment
11388 *fixinc/fixincl.x: regenerate
11389 *fixinc/inclhack.sh: regenerate
11391 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11393 * invoke.texi: Add C4x invocation docs.
11395 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11397 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11399 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11401 (c4x_legitimize_reload_address): New function.
11402 * config/c4x/c4x.md: Update docs.
11404 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11406 * fixincludes: Avoid removing '.'.
11407 * fixinc/fixinc.svr4: Likewise.
11408 * fixinc/fixinc.winnt: Likewise.
11409 * fixinc/inclhack.tpl: Likewise.
11410 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11412 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11414 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11416 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11418 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11420 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11423 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11425 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11426 * configure: Regenerate.
11428 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11430 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11433 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11435 * fixinc/inclhack.def (avoid_bool): Also catch
11436 "typedef [unsigned] int bool".
11437 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11439 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11440 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11441 * configure: Rebuilt.
11443 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11445 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11446 such that we can override its definitions if necessary.
11447 (CPP_SPEC): New define. Support processor specific predefines via
11449 (CC1_SPEC): New define. Support processor specific compiler
11450 options via %(cc1_cpu).
11451 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11454 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11456 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11457 between sed's -e flag, and the open-quote following it.
11458 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11460 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11461 Jeffrey A Law (law@cygnus.com)
11463 * varasm.c (assemble_start_function): Remove the function
11464 from the pending weak decls list when we define a function.
11465 (assemble_variable): Similarly for variables.
11466 (weak_finish): Ignore items on the list with a NULL name.
11467 (remove_from_ending_weak_list); New function to "remove" an item
11468 from the pending weak declarations list.
11470 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11472 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11474 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11476 * c-lex.c (GETC): Redefine to call getch.
11477 (UNGETC): Redefine to call put_back.
11478 (putback_buffer): New structure type.
11479 (putback): New static structure.
11480 (getch): New function.
11481 (put_back): New function.
11482 (yylex): Replace unused bytes from bad multibyte character.
11484 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11486 * cpplib.c (do_define): Cast `alloca' return value.
11487 (do_include, do_undef, do_pragma): Likewise.
11488 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11490 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11491 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11493 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11495 * sparc.md (abstf2): This should be an expand.
11496 (split after abstf2_notv9): Fix mode.
11497 (abstf2_hq_v9): New pattern.
11498 (abstf2_v9): Only use when no hard quad.
11499 (absdf2_v9): Fix if target is not the same as source.
11500 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11501 Add correct output constraints.
11503 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11505 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11506 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11508 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11510 * mips.h (mips_output_conditional_branch): New function.
11511 (mips_adjust_insn_length): Likewise.
11512 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11513 (ADJUST_INSN_LENGTH): Likewise.
11514 * mips.c (print_operand): Add `F' and `W' for floating-point
11515 comparison opcodes.
11516 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11518 (mips_adjust_insn_length): New function.
11519 (mips_output_conditional_branch): New function.
11520 * mips.md (length): Adjust attribute definition to handle
11521 conditional branches. Change lengths to bytes, rather than
11522 instructions throughout. Remove length attribute from
11523 instructions whose length is four bytes, and rely on the default
11525 (dslot): Fix typo in comment.
11526 Reword conditional branch patterns to use
11527 mips_output_conditional_branch.
11529 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11531 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11532 (LIB_SPEC): Likewise.
11533 Link with -lprof1_r for -g/-pg.
11535 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11537 * loop.c (check_dbra_loop): Fix change of Jan 19.
11539 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11541 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11542 (STARTFILE_SPEC): Define, override the svr4.h version.
11543 (ENDFILE_SPEC): Likewise.
11545 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11547 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11548 * fixinc/fixincl.x: Regenerated.
11549 * fixinc/inclhack.sh: Regenerated.
11551 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11553 * sh.c (barrier_align): Don't return early for normal branch/barrier
11554 when optimizing for SH2.
11556 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11558 * i386/udk.h (LINK_SPEC): Correct linker search path for
11561 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11563 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11564 (braf_label_ref_operand): Delete.
11565 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11566 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11567 label_ref, and has no predicate.
11568 The patten has a predicate to guard against invalid substitutions.
11569 (dummy_jump): Delete.
11570 (casesi): Update use of casesi_jump_2.
11572 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11574 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11575 *fixinc/fixincl.x: regenerate
11576 *fixinc/inclhack.sh: regenerate
11578 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11580 * dwarf2out.c (add_incomplete_type): New fn.
11581 (gen_struct_or_union_type_die): Call it.
11582 (retry_incomplete_types): New fn.
11583 (dwarf2out_finish): Call it.
11585 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11587 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11588 current block starts with a CODE_LABEL and ends with a CALL and
11589 we can not find all the argument setup instructions for the CALL.
11591 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11593 Revert this change:
11594 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11595 something is a candidate for optimize_bit_field_compare.
11597 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11599 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11601 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11603 * alpha.c (override_options): Thinko in last patch.
11605 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11606 (LIB_SPEC): Recognize -pthread.
11608 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11610 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11611 definition in config/arm/coff.h
11612 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11614 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11616 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11617 fixes that need "file=xxx\n" prepended before invocation
11618 (start_fixer - new): starting the fixer process is complex enough
11619 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11620 (process): uses the new routine; omit usage of putenv()
11621 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11622 * fixinc/fixincl.x: regenerate
11624 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11626 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11627 and version #s (1.1 -> 2.96) as needed.
11628 * README.g77: Kill way out of date file in the toplevel directory.
11630 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11632 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11633 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11634 * configure: Rebuilt.
11635 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11636 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11637 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11638 (SWITCH_TAKES_ARG): Likewise.
11639 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11640 * config/t-freebsd: Moved from config/i386/ so it can used for all
11643 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11645 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11647 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11649 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11650 * configure: Rebuilt.
11652 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11654 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11655 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11656 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11657 (rs6000_output_load_toc_table): Same.
11658 (output_prolog, output_mi_thunk): Same.
11659 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11660 (ASM_GLOBALIZE_LABEL): Use putc.
11662 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11664 * alpha.md (reload_*_help): New patterns and splitters.
11665 (reload_*): Use them.
11666 (mov[qh]i): Likewise.
11668 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11670 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11673 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11675 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11677 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11679 * flow.c (mark_regs_live_at_end, insn_dead_p,
11680 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11681 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11682 hasn't run or the frame pointer is needed.
11683 * haifa-sched.c (attach_deaths): Likewise.
11684 * sched.c (attach_deaths): Likewise.
11686 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11688 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11689 calculate_can_reach_end returns nonzero.
11691 * configure.in (native gas tests): Search for an assembler in the
11692 same manner that the installed compiler will.
11693 * configure: Rebuilt.
11694 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11696 * alias.c (find_base_term): Improve handling of addresses
11697 constructed from binary operations.
11699 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11701 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11703 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11705 * function.h (cleanup_label, frame_offset): Declare.
11706 (tail_recursion_label, tail_recursion_reentry): Likewise.
11707 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11708 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11709 (tail_recursion_label, tail_recursion_reentry): Likewise.
11710 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11712 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11714 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11716 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11717 (MAX_OFILE_ALIGNMENT): Define.
11719 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11721 * fixincl.c: Replace local include scheme with #includes of
11722 gansidecl.h and system.h.
11723 * procopen.c: Likewise.
11724 * server.c: Likewise.
11726 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11728 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11729 (crti.o): Add build rule and dependencies.
11730 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11732 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11734 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11735 (LIB_LINUX_SPEC): Likewise.
11736 (LIB_LINUX_SPEC): Add support for -pthread
11737 (CPP_OS_LINUX_SPEC): Likewise.
11738 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11741 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11743 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11745 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11746 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11747 for IEEE math and CC_FCOMI.
11748 (put_jump_code): No IEEE if CC_FCOMI is set.
11750 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11752 * fold-const.c (fold_truthop): Make the field reference unsigned
11753 when converting a single bit compare.
11755 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11757 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11759 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11761 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11762 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11765 * reload.c (push_reload): Do not call remove_address_replacements
11766 when presented with identical optional reloads.
11768 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11770 * alpha.h (MASK_FIX, TARGET_FIX): New.
11771 (MASK_*): Reorganize constants.
11772 (CPP_AM_FIX_SPEC): New.
11773 (TARGET_SWITCHES): Add FIX.
11774 (EXTRA_SPECS): Likewise.
11775 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11776 (SECONDARY_MEMORY_NEEDED): Likewise.
11777 (REGISTER_MOVE_COST): Likewise.
11778 * alpha.c (override_options): Add FIX support. Always use
11779 ALPHA_TP_PROG for ev6.
11780 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11781 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11782 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11784 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11786 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11787 something is a candidate for optimize_bit_field_compare.
11789 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11791 * gcc.texi (Passes): Document branch-shortening.
11792 * invoke.texi (Debugging Options): Document the fact that `-dp'
11793 outputs length information for instructions.
11795 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11797 * flow.c: Revert previous delta.
11799 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11801 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11802 FRAME_POINTER_REGNUM.
11803 (mark_set_1): Ditto.
11804 (mark_used_regs): Ditto.
11806 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11808 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11809 (GOT_PCREL): New macro. Define to 1 if not already defined.
11810 * arm/elf.h (GOT_PCREL): Define to 0.
11811 * arm.c (arm_finalize_pic): Take into account the setting of
11814 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11816 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11817 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11819 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11820 store elimination candidates.
11822 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11824 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11827 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11829 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11830 Add use of x-aix41-gld.
11832 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11834 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11835 (ASM_OUTPUT_DESTRUCTOR): Define.
11837 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11839 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11840 last CODE_LABEL in a loop if we have previously passed a jump
11841 to the top of the loop.
11843 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11845 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11846 applying Philip's patch.
11848 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11850 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11853 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11855 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11857 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11859 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11860 Also remove a useless comment.
11862 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11864 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11866 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11868 * collect2.c (main): Only generate import or export file and add
11869 to link arguments if non-empty. Use xmalloc not alloca.
11870 (write_{export,import}_file): Delete.
11871 (write_aix_file): New function.
11872 (locatelib): Use xmalloc not malloc.
11873 (GCC_OK_SYMBOL): Do not check type if aix64.
11875 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11877 Based on patch by Scott Bambrough and Pat Beirne:
11878 * config/arm/arm.c (making_const_table): New variable.
11879 * config/arm/arm.h (making_const_table): Declare.
11880 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11882 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11883 Keep track of when we are building the constant table.
11885 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11887 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11890 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11892 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11895 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11897 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11900 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11902 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11904 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11906 * rs6000.c (output_mi_thunk): Enable full support again.
11908 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11910 * sh.h (BRANCH_COST): Define.
11912 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11914 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11916 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11918 * function.c (assign_stack_local): Align stack slot propertly.
11919 (assign_outer_stack_local): Likewise.
11921 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11923 * expr.h (lang_expand_constant): Declare.
11924 * toplev.c (lang_expand_constant): Define it.
11925 * varasm.c (output_constant): Use it.
11927 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11929 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11930 Change function definitions to K&R style.
11932 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11934 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11936 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11938 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11939 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11940 (several places): omit static initialization
11941 (process): use single fd, since only the read fd is used
11942 * fixinc/gnu-regex.c: define 'const' away, if not supported
11943 * fixinc/procopen.c(several places): omit static initialization
11944 * fixinc/server.c: define 'volitile' away, if not supported
11946 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11948 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11949 asm_fprintf and %L to generate the label name.
11950 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11951 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11953 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11955 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11956 insn for a conditional jump can not be found.
11958 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11960 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11961 on variables in specific sections other than .sbss and .sdata.
11963 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11965 * stmt.c (expand_return): Call start_cleanup_deferral and
11966 end_cleanup_deferral around conditional code.
11968 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11970 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11971 filename lists. Utilizes new "krstr" AutoGen function.
11972 * fixinc/fixincl.x: Rebuilt.
11974 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11976 * i386.c (output_float_compare): Avoid GNU-C extensions.
11978 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11980 * version.c: Bump to distinguish mainline tree from the
11983 See ChangeLog.1 for earlier changes.