1 Wed Nov 17 17:39:48 MST 1999 Diego Novillo <dnovillo@cygnus.com>
3 * invoke.texi: Add documentation for -muninit-const-in-rodata.
4 * config/mips/mips.h (MASK_UNINIT_CONST_IN_RODATA): Define.
5 (TARGET_UNINIT_CONST_IN_RODATA): Define.
6 (text_section): Add switches -munint-const-in-rodata and
7 -mno-uninit-const-in-rodata.
8 (ASM_OUTPUT_COMMON): Remove.
9 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define. Check if uninitialized
10 const objects should be placed in read-only data. Otherwise declare
13 Wed Nov 17 16:38:32 1999 Richard Henderson <rth@cygnus.com>
15 * jump.c (jump_optimize_1): Revert last change.
17 Wed Nov 17 15:18:30 1999 Richard Henderson <rth@cygnus.com>
19 * jump.c (jump_optimize_1): Don't try to duplicate the loop exit
20 test if optimizing for size.
22 1999-11-17 Mark Mitchell <mark@codesourcery.com>
24 * Makefile.in (toplev.o): Depend on except.h.
25 (dwarf2out.o,loop.o,flow.o,haifa-sched.o): Likewise.
27 Mon Nov 15 22:45:39 CET 1999 Jan Hubicka <hubicka@freesoft.cz>
29 * i386.md (divmodsi4): Rewrite to expander.
30 (*divmodsi4_nocltd): New.
31 (*divmodsi4_cltd): New.
32 (divmodsi4 splitter): Handle the case when input comes in edx.
33 (udivmodhi4): Do not use constraints in exander.
34 (ashrsi3_31): Conditionize by TARGET_USE_CLTD.
36 1999-11-17 Jason Merrill <jason@yorick.cygnus.com>
38 * dwarf2out.c (push_decl_scope): Still use decl_scope_depth - 1
41 1999-11-16 Jakub Jelinek <jakub@redhat.com>
43 * explow.c (hard_function_value): Add outgoing argument.
44 * expr.h (hard_function_value): Declare it.
45 * calls.c (expand_call, emit_library_call_value): Update callers.
46 * function.c (aggregate_value_p): Ditto.
47 (diddle_return_value): Must look at the outgoing registers
48 on archs with register windows.
50 Mon Nov 15 20:46:45 1999 Richard Henderson <rth@cygnus.com>
52 * alpha.c (alpha_build_va_list): Use make_lang_type and
53 initialize TYPE_NAME for the va_list record.
55 * flow.c (calculate_global_regs_live): Zero bb->aux to begin.
57 * ggc-common.c (ggc_print_statistics): Cast size_t to unsigned long
59 * ggc.h (struct ggc_statistics): Rearrange elements for better
60 packing on 64-bit hosts.
61 * lcm.c (compute_laterin): Store a size_t not an int in bb->aux.
62 (compute_nearerout): Likewise.
64 Tue Nov 16 14:37:52 1999 Geoffrey Keating <geoffk@cygnus.com>
66 * config/rs6000/rs6000.c (first_reg_to_save): Save
67 PIC_OFFSET_TABLE_REGNUM when -fpic even though it is fixed.
69 1999-11-15 Jason Merrill <jason@casey.cygnus.com>
71 * dwarf2out.c (scope_die_for): Don't rely on the decl_scope_table
72 notion of nesting to find the DIE for a type or function.
73 DIEs can go in limbo even if we got a context_die.
74 (push_decl_scope): Our context doesn't need to be in decl_scope_table.
75 (gen_struct_or_union_type_die): Don't use TREE_PERMANENT to test
77 (gen_decl_die): Ignore NAMESPACE_DECLs for now.
78 (gen_type_die): Writing out the context doesn't cause member class
79 template instantiations to be written out as well.
81 Mon Nov 15 15:33:18 1999 Richard Henderson <rth@cygnus.com>
83 * rs6000.h (ASM_OUTPUT_DEF): New.
84 Based on proposed addition from David Edelsohn.
86 1999-11-15 Robert Lipe <RobertLipe@usa.net>
87 Bruce Korb <autogen@linuxbox.com>
90 (AAB_svr4_replace_byteorder): added. Takes advantage of GCC features
91 (unixware7_byteorder_fix): added. Removes conflicts for new defs
93 (svr5_mach_defines): added. Like svr4_mach_defines, with new syntax
94 (svr4_endian): enabled with SVR5
95 (svr4_mkdev): simplified syntax and enabled with SVR5
97 Sun Nov 14 18:49:37 1999 David O'Brien <obrien@FreeBSD.org>
99 * configure.in: Handle libgcc2 threads support on FreeBSD platforms.
100 * configure: Rebuilt.
101 * config/t-freebsd-thread: New file.
103 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
105 * i386.c (ix86_decompose_address): Verify the base is a REG
106 before trying to examine its register number.
108 * basic-block.h: Remove all #defines and prototypes related to
110 (free_bb_mem, compute_preds_succs): Remove prototype.
111 * rtl.h (free_bb_mem): Remove prototype.
112 * flow.c (alloc_int_list_node); Remove function.
113 (add_inst_list_node, free_int_list, add_pred_succ): Likewise.
114 (compute_preds_succs, free_bb_mem): Likewise.
115 * gcse.c (gcse_main): Do not call free_bb_mem anymore.
116 * toplev.c (rest_of_compilation): Likewise.
117 * haifa-sched.c (build_control_flow): Use flow generated edge
118 list to build the haifa specific edge list.
119 (find_rgns): Use new CFG data structures instead of pred/succ lists.
120 (schedule_insns): Do not build pred/succ lists anymore. Instead
121 build the edge table.
123 * basic-block.h (dump_bb_data): Remove declaration.
124 * flow.c (dump_bb_data): Remove function.
125 * sbitmap.c (sbitmap_intersect_of_predsucc): Delete function.
126 (sbitmap_union_of_predsucc): Likewise.
128 * gcse.c (delete_null_pointer_checks_1): Kill unused s_preds
129 argument. All callers changed.
130 (delete_null_pointer_checks_1): No longer need to compute the
133 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
135 (pre_expr_reaches_here_p_work): Likewise.
136 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
137 * lcm.c (compute_laterin): Fix initialization of LATER.
138 (compute_nearerout): Similarly for NEARER.
140 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
142 * cse.c (set_nonvarying_address_components): Delete unused function.
143 (refers_to_p): Likewise.
145 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
147 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
150 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
152 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
153 definition in do while (0).
155 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
157 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
159 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
161 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
163 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
165 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
166 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
167 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
168 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
170 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
171 saved on the stack. Output more accurate stack frame statistics
174 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
176 * genextract.c (record_insn_name): New function.
177 (get_insn_name): No longer a stub.
178 (main): Call record_insn_name for each insn. After each label
179 written, print the insn name in a comment.
181 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
183 * output.h (const_section, init_section, fini_section): Add
186 * alpha/elf.h (const_section): Delete declaration.
188 * svr4.h (const_section): Likewise.
190 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
192 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
193 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
194 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
196 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
197 variable-sized array bounds.
199 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
201 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
204 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
206 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
207 addresses the same way GO_IF_LEGITIMATE_INDEX does.
209 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
211 * cse.c (hash_arg_in_struct): Delete.
212 (struct table_elt): Delete elt in_struct.
213 (struct set): Delete elt src_in_struct.
214 (merge_equiv_classes): Don't set either hash_arg_in_struct or
215 the corresponding in_struct elts.
216 (canon_hash): Likewise.
217 (safe_hash): Likewise.
218 (find_best_addr): Likewise.
219 (record_jump_cond): Likewise.
220 (cse_insn): Likewise.
222 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
224 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
226 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
229 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
231 * function.c (diddle_return_value): Put back check that the DECL_RTL
232 for the function is a register.
234 * function.c (diddle_return_value): Use hard_function_value to
235 get an rtx suitable for use in the USE/CLOBBER insn.
237 * global.c (global_conflicts): Update comments.
238 (record_conflicts): No need to record conflicts between pseudos here.
240 1999-11-11 Bruce Korb <autogen@linuxbox.com>
242 * fixinc/fixincl.c: Added verbose levels for status messages
244 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
246 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
247 operand as argument to expand_and or expand_binop.
249 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
251 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
254 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
256 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
258 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
260 * flow.c (compute_flow_dominators): Initially put all blocks on
262 * lcm.c (compute_antinout_edge, compute_available): Similarly.
263 * gcse.c (compute_cprop_avinout): Remove.
264 (compute_cprop_data): Use compute_available.
265 (delete_null_pointer_checks_1): Use compute_available.
267 * basic-block.h (compute_available): Returns a void now.
268 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
269 to return a value anymore.
270 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
271 worklists. Fix boundary cases. Compute maximal solutions.
272 (compute_laterin, compute_nearerout): Similarly.
274 * dwarf2out.c (add_AT_location_description): Allow
275 (mem (plus (pseudo) (...)) too.
277 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
279 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
281 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
282 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
284 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
286 * gansidecl.h: Likewise.
292 * toplev.h: Likewise.
298 * varray.c: Likewise.
300 * varray.h: Likewise.
302 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
304 * gcov.c (struct arcdata): Add hits and total, remove prob.
305 (output_branch_counts): New.
306 (process_args): Set output_branch_counts if -c.
307 (calculate_branch_probs): Store hits and total instead of
309 (output_data): Emit counts if output_branch_counts is true.
310 * gcov.texi (Invoking Gcov): Document -c switch..
312 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
314 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
315 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
317 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
319 * invoke.texi (C Dialect Options): Add missing builtins from
321 * extend.texi (Other Builtins): Copy to this list.
323 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
325 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
326 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
329 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
331 * flow.c (compute_flow_dominators): No longer treat basic block 0
332 or (n_basic_blocks - 1) specially. Clear the AUX field before
333 starting computation of doms/pdoms. Fix initial state for pdoms.
335 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
337 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
338 match rtl.o's: added ggc.h and toplev.h
339 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
340 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
341 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
343 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
345 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
346 from HAVE_DOS_BASED_FILESYSTEM.
347 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
348 HAVE_DOS_BASED_FILESYSTEM.
350 (split_directories): Only special-case DOS file names if
351 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
352 instead of explicit tests. Conditionalize on !VMS.
353 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
354 tests. Conditionalize on !VMS.
355 (process_command): Only use make_relative_prefix if !VMS.
356 (free_split_directories): Conditionalize on !VMS.
357 (DIR_UP): Conditionalize on !VMS.
359 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
361 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
363 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
365 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
368 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
370 * invoke.texi (Environment Variables): Document relative path
372 * gcc.c (DIR_UP): If not defined, define as "..".
373 (standard_bindir_prefix): New static, holds target location to
375 (split_directories): New function to split a filename into
376 component directories.
377 (free_split_directories): New function, release memory allocated
378 by split_directories.
379 (make_relative_prefix): New function, make a relative pathname if
380 the compiler is not in the expected location.
381 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
382 can figure out an appropriate prefix from argv[0].
383 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
384 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
385 STANDARD_BINDIR_PREFIX.
387 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
389 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
391 * config/c4x/c4x.h: Moved prototypes to c4x.h.
392 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
393 c4x_secondary_memory_needed) Delete.
394 (fp_zero_operand): Add mode argument.
396 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
398 * reload1.c (reload_reg_free_for_value_p): Don't use a register
399 that is in reload_reg_used.
401 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
403 * config/arm/arm-protos.h: New file: Prototypes for functions
404 defined in arm.c and pe.c.
405 * config/arm/arm.h: Fix compile time warnings.
406 * config/arm/arm.c: Fix compile time warnings.
407 * config/arm/pe.h: Fix compile time warnings.
408 * config/arm/aout.h: Fix compile time warnings.
410 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
412 * config/m32r/m32r-protos.h: New file: Prototypes for functions
415 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
416 Add support for subtargets.
417 Add prototypes for new predicates.
418 Add scheduling macros.
420 * config/m32r/m32r.c: Fix compile time warnings.
421 (int8_operand): New predicate function.
422 (reg_or_cmp_int16_operand): New predicate function.
423 (extend_operand): New predicate function.
424 (m32r_adjust_code): New scheduling function.
425 (m32r_adjust_priorty): New scheduling function.
426 (m32r_sched_init): New scheduling function.
427 (m32r_sched_reorder): New scheduling function.
428 (m32r_sched_variable_issue): New scheduling function.
429 (direct_return): New codegen function.
430 (m32r_not_same_reg): New rtl testsing function.
432 * config/m32r/m32r.md: Fix compile time warnings.
433 Add support for pre decrement and post increment memory
438 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
440 * global.c (EXECUTE_IF_CONFLICT): Don't define.
441 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
442 (find_reg): Likewise.
444 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
446 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
447 to avoid assembler errors.
449 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
451 * config/v850/v850-protos.h: New file: Prototypes for functions
453 * config/v850/v850.h: Move prototypes to v850-protos.h
454 * config/v850/v850.c: Move prototypes to v850-protos.h
455 * config/v850/v850.md: Fix compile time warnings.
457 * config/fr30/fr30-protos.h: New file: Prototypes for functions
459 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
460 * config/fr30/fr30.c: Fix compile time warnings.
461 * config/fr30/fr30.md: Fix compile time warnings.
463 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
465 * tree.h (get_containing_scope): Declare it.
466 * tree.c (get_containing_scope): New fucntion.
467 (decl_function_context): Use it.
468 * toplev.c (rest_of_compilation): Use get_containing_scope.
470 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
472 * Makefile.in (rtl.o): Depend on toplev.h.
474 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
476 * cse.c (delete_trivially_dead_insns): Replace alloca with
478 * except.c (update_rethrow_references): Likewise.
479 (init_eh_nesting_info): Likewise.
480 * function.c (identify_blocks): Likewise.
481 * gcse.c (dump_hash_table): Likewise.
482 * graph.c (print_rtl_graph_with_bb): Likewise.
483 * loop.c (combine_movables): Likewise.
484 (move_movables): Likewise.
485 (count_loop_regs_set): Likewise.
486 (strength_reduce): Likewise.
487 * profile.c (compute_branch_probabilities): New function, split
489 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
490 * regclass.c (regclass): Likewise.
491 * regmove.c (regmove_optimize): Likewise.
492 * toplev.c (compile_file): Likewise.
493 (main): Don't mess with the stack rlimit.
495 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
497 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
498 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
500 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
502 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
504 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
506 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
507 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
510 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
512 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
514 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
516 * gcse.c (post_dominators): Kill.
517 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
518 (compute_code_hoist_data): Use compute_flow_dominators. Do not
519 pass in a pdom array since we do not need pdoms.
520 * haifa-sched.c (schedule_insns): Similarly.
521 * flow.c (compute_dominators): Remove dead function.
522 (compute_flow_dominators): Do not compute doms or pdoms if the
523 caller does not request them. Split up loop to build doms and
524 pdoms. Use a worklist to compute doms and pdoms.
525 * basic-block.h (compute_dominators): Remove prototype.
527 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
529 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
530 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
531 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
532 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
533 (cant_move, fed_by_spec_load, is_load_insn): Remove.
534 (schedule_region): Remove unused variable.
535 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
537 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
539 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
540 (update_equiv_regs): Likewise.
541 (block_alloc): Likewise.
542 * reg-stack.c (reg_to_stack): Likewise.
543 (convert_regs_2): Likewise.
544 * reload1.c (reload_as_needed): Likewise.
546 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
548 * Makefile.in (dbxout.o): Depend on ggc.h.
549 (dwarf2out.o): Likewise.
550 (xcoffout.o): Likewise.
551 * dbxout.c: Include ggc.h.
552 (dbxout_init): Register lastfile as a root.
553 * dwarf2out.c: Include ggc.h.
554 (dwarf2out_line): Register lastfile as a root.
555 * xcoffout.c: Include ggc.h.
556 (xcoffout_source_line): Register xcoff_lastfile as a root.
558 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
560 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
562 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
564 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
566 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
568 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
570 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
571 (EXECUTE_IF_CONFLICT): Likewise.
572 (ALLOCNO_LIVE_P): Avoid signed division.
573 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
574 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
575 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
577 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
579 * haifa-sched.c (schedule_block): Don't crash if there's no
580 next insn for an interblock movement.
581 (add_branch_dependences): Don't allow clobber insns to move either.
583 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
585 * i386.c (split_xf): New.
586 * i386-protos.h: Declare it.
587 * i386.md (movxf_1): Add general regs alternatives.
588 (movxf_1+1): New splitter for same.
590 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
592 * function.c (purge_addressof_1): Add missing return values.
594 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
596 * function.c (is_addressof): New function. Returns true if
597 the given piece of RTL is an ADDRESSOF.
598 (purge_addressof_1): Make boolean. Return false if the
599 ADDRESSOFs could not be purged.
600 (purge_addressof): If ADDRESSOFs could not be purged from the
601 notes attached to an insn, remove the offending note(s),
602 unless they are attached to a libcall.
604 1999-11-05 Andreas Jaeger <aj@suse.de>
606 * genoutput.c (null_operand =): Initialize all fields.
608 * errors.h: Add extern to prototypes.
610 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
612 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
613 * configure: Rebuilt.
615 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
617 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
618 (mirror_conflicts): New function.
619 (global_alloc): Call it.
620 (expand_preferences): Remove redundant CONFLICTP test.
621 (find_reg, dump_conflicts): Likewise.
622 (prune_preferences): Process conflicts one word at a time.
624 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
626 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
627 instead of an explicit loop.
629 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
631 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
632 if REG_RETVAL check succeeds, then put classp in src_elt.
634 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
636 * function.c (pad_to_arg_alignment): Only update argument_pad
637 if the argument's alignment is greater than STACK_BOUNDARY.
639 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
641 * bitmap.h (BITMAP_XFREE): New.
642 * flow.c (life_analysis): Use it.
643 (life_analysis_1): Free blocks.
645 * combine.c (undo_commit): New.
646 (try_combine): Use it. Don't zap undobuf.undos.
647 (combine_instructions): Don't zap undobuf.undos; free the
650 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
652 * stmt.c (cost_table_): New.
653 (estimate_case_costs): Use it instead of xmalloc.
655 * toplev.c (compile_file): Reuse dumpname memory instead
658 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
660 * reg-stack.c (convert_regs_1): Initialize target_stack->top
661 after verifying an EH edge.
663 * haifa-sched.c (init_rgn_data_dependences): Correctly
664 size bb_pending_lists_length when zeroing.
666 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
668 * function.c (diddle_return_value): New.
669 (expand_function_end): Use it.
670 * stmt.c (expand_null_return): Likewise.
671 (expand_value_return): Likewise.
673 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
675 * reload1.c (reload): Don't remove return value clobbers.
677 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
679 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
681 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
683 * cse.c (cse_main): Use xmalloc, not alloca.
684 (cse_basic_block): Likewise.
685 * local-alloc.c (local_alloc): Likewise.
687 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
688 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
690 * rtl.c: Include toplev.h.
691 (fatal): Remove declaration.
693 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
695 * haifa-sched.c (schedule_block): Fix thinko.
697 1999-11-03 James McKelvey <mckelvey@fafnir.com>
699 * fixinc/fixincl.c(create_file): Allow for systems that do not have
702 1999-11-03 Philippe De Muyter <phdm@macqel.be>
704 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
705 call `malloc' instead.
707 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
709 * flags.h (flag_renumber_insns): Declare.
710 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
712 * rtl.h (renumber_insns): Change prototype.
713 * toplev.c (flag_renumber_insns): Define.
714 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
716 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
718 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
719 and fpsqrtd. Use them and create fdiv function unit to more
720 accurately represent fpu sqrt pipeline semantics on UltraSparc.
721 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
723 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
725 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
727 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
728 insn into ready list, do not use just a raw swap.
730 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
732 * rtl.h (renumber_insns): New function.
733 (remove_unnecessary_notes): Likewise.
734 * emit-rtl.c (renumber_insns): Define.
735 (remove_unncessary_notes): Likewise.
736 * toplev.c (rest_of_compilation): Remove dead code.
737 Use renumber_insns and remove_unncessary_notes.
739 * gcse.c (struct null_pointer_info): New type.
740 (get_bitmap_width): New function.
741 (current_block): Remove.
742 (nonnull_local): Likewise.
743 (nonnull_killed): Likewise.
744 (invalidate_nonnull_info): Take a null_pointer_info as input.
745 (delete_null_pointer_checks_1): New function.
746 (delete_null_pointer_checks): Use it.
748 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
749 (split_edges): Likewise.
750 (schedule_block): Likewise.
751 (compute_block_backward_dependencies): Likewise.
752 (schedule_region): Likewise.
753 (schedule_insns): Likewise.
755 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
757 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
758 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
759 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
760 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
761 * jump.c (delete_unreferenced_labels): Don't delete if
762 LABEL_ALTERNATE_NAME is set.
763 * print-rtl.c (print_rtx): Dump alternate name.
764 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
765 * rtl.h (LABEL_ALTERNATE_NAME): Define.
766 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
767 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
769 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
771 * fix-header.c (recognized_extern, recognized_function): Constify
774 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
775 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
776 (compute_available): Remove unused variable `last'.
777 (compute_nearerout): Remove unused variable `temp_bitmap'.
778 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
779 Remove unused variable `x'.
781 * scan.h (recognized_function, recognized_extern): Constify a
784 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
786 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
788 * varasm.c (decode_rtx_const): Use XSTR to access the string
791 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
793 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
795 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
797 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
799 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
801 * pa.c (ireg_operand): New function.
802 * pa.h (PREDICATE_CODES): Handle ireg_operand.
803 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
804 Fix out of date comment.
806 * pa.md (negdi2): Turn into expander + anonymous pattern.
808 * reload.c (find_reloads): Fix typos in recent change.
810 * dwarf2out.c: Do not include ctype.h.
812 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
814 * regclass.c (record_reg_classes): Always use may_move_cost when
815 seeing how operand fits with various register classes.
817 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
819 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
820 * toplev.c: Revert Nov 1 13:22 change.
822 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
824 * config/pa/pa.md (height reduction patterns): Add checks for
825 overlapping operands to avoid semantic-destroying splits for
826 height reduction patterns.
828 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
830 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
831 have been an hyphen, fixed.
832 * configure: Rebuilt.
834 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
836 * config/arm/tpe.h: Add prototypes for exported functions.
837 * config/arm/pe.c: Fix compile time warnings.
838 * config/arm/semi.h: Fix compile time warnings.
839 * config/arm/arm.c: Fix compile time warnings.
840 * config/arm/arm.h: Fix compile time warnings.
841 * config/arm/arm.md: Fix compile time warnings.
842 * config/arm/thumb.c: Fix compile time warnings.
843 * config/arm/thumb.h: Fix compile time warnings.
844 * config/arm/thumb.md: Fix compile time warnings.
846 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
848 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
851 * unroll.c (unroll_loop): Remove LOOP notes when loop is
854 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
856 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
858 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
860 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
861 * rtl.h (rtx_equal_p): Move prototype.
862 * rtl.c (rtx_equal_function_value_matters): Move from
864 (rtx_equal_p): Likewise.
865 * rtlanal.c (rtx_equal_function_value_matters): Delete.
866 (rtx_equal_p): Likewise.
868 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
870 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
873 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
875 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
877 * pa.h (ADDR_VEC_ALIGN): Define.
879 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
880 notes when presented with "if (foo) break; end_of_loop" and
881 the break sequence gets moved out of the loop.
883 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
884 Remove explicit zero initializations of entries within MAP.
886 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
888 * reg-stack.c (convert_regs_1): Handle EH edges specially.
890 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
892 * bitmap.h (BITMAP_XMALLOC): New macro.
893 * flow.c (CLEAN_ALLOCA): Remove.
894 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
895 (life_analysis): Likewise.
896 (update_life_info): Don't use CLEAN_ALLOCA.
897 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
898 (calculate_global_regs_live): Likewise.
899 (print_rtl_with_bb): Likewise.
900 (verify_flow_info): Likewise.
901 * global.c (global_alloc): Likewise.
902 (global_conflicts): Likewise.
903 * integrate.c (save_for_inline_nocopy): Likewise.
904 (expand_inline_function): Likewise.
905 * jump.c (jump_optimize_1): Likewise.
906 (duplicate_loop_exit_test): Likewise.
907 (thread_jumps): Likewise.
908 * loop.c (loop_optimize): Likewise.
909 (combine_givs): Likewise.
910 (recombine_givs): Likewise.
911 * reorg.c (dbr_schedule): Likewise.
912 * unroll.c (unroll_loop): Likewise.
914 * combine.c (combine_instructions): Use xmalloc instead of alloca.
916 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
918 * toplev.c (rest_of_compilation): Don't optimize the CFG
919 when rebuilding, just before dbr.
921 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
923 * output.h (assemble_end_function, assemble_destructor,
924 assemble_constructor, assemble_gc_entry, assemble_global,
925 assemble_label, output_constant_pool) Constify a char*.
927 * varasm.c (assemble_destructor, assemble_constructor,
928 assemble_gc_entry, assemble_end_function, assemble_global,
929 assemble_label, output_constant_pool): Likewise.
931 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
933 * config/arm/thumb.c (thumb_expand_prologue): Add comments
934 explaining what is goin on in this function.
936 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
938 * regclass.c (record_reg_classes): In matching case, recompute
939 costs since the direction of movement is different.
941 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
943 * resource.c (mark_target_live_regs): For unconditional branches,
944 the resources found at the branch target should be added to the
945 resources found so far, not intersected.
947 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
949 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
951 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
952 (sys/mman.h): Include this file only if #HAVE_MMAP.
953 (run_compiles): Initialize `esac_fmt' with one old KR string, not
954 with automatically concatenated ANSI strings.
956 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
958 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
959 (DIV_ROUND_UP): Robustify.
960 (ggc_recalculate_in_use_p): New function.
961 (release_pages): Don't inline it.
962 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
964 (ggc_pop_context): Use ggc_recalculate_in_use_p.
965 (clear_marks): Always save in_use_p.
966 (sweep_pages): Use ggc_recalculate_in_use_p.
967 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
968 Release pages before counting statistics.
970 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
972 * toplev.c (rest_of_compilation): Fix thinko in this change:
974 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
976 (rest_of_compilation): If inside an inlined external function,
977 pretend we are just being declared.
979 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
981 * flow.c (calculate_global_regs_live): Fix thinko.
983 * integrate.c (expand_inline_function): Fix bugs in previous
984 change from Oct 28, 1999.
986 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
988 * stmt.c (expand_value_return): Fix typo in this change:
990 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
991 (expand_value_return): Correctly convert VAL when promoting function
992 return; support RETURN_REG being a PARALLEL.
994 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
996 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
998 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1000 * hard-reg-set.h (reg_names): Constify a char*.
1002 * regclass.c (reg_names): Likewise.
1004 * regs.h (reg_names): Likewise
1006 * a29k/a29k.c (reg_names): Delete declaration.
1008 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
1010 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
1011 arc_output_function_epilogue): Likewise.
1013 * elxsi/elxsi.c (reg_names): Likewise.
1015 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
1017 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
1020 * m88k/m88k.c (output_function_profiler): Likewise.
1022 * sparc/sparc.c (sparc_flat_output_function_prologue,
1023 sparc_flat_output_function_epilogue): Likewise.
1025 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
1027 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
1028 warning from -Wuninitialized and put it under -W.
1029 * function.c (uninitialized_vars_warning): Warn only when the
1030 corresponding flag is set.
1032 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
1034 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
1035 is nonzero and the single set does not have an elt, then assign
1038 * simplify-rtx.c: New file.
1039 * Makefile.in (OBJS): Add simplify-rtx.o
1040 (simplify-rtx.o): Add dependencies.
1041 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
1042 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
1043 (cse_gen_binary, simplify_unary_operation): Delete.
1044 (simplify_binary_operation, simplify_plus_minus): Likewise.
1045 (check_fold_consts, simplify_relation_operation): Likewise.
1046 (simplify_ternary_operation): Likewise.
1047 (delete_trivially_dead_insns): Simplify the contents of the
1048 REG_EQUAL note before trying to substitute it into the source
1049 of the reg-reg copy at the end of a libcall sequence.
1051 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
1052 references/callers changed.
1054 * mn10200.c (mn10200_va_arg): Force the return value into a
1057 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
1059 * cccp.c (macroexpand): Avoid out of range accesses for omitted
1062 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
1064 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
1066 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
1068 * fold-const.c (fold): Fix thinko when optimizing comparisons
1071 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
1073 * gcc.texi (Passes): Update front-end files to their current
1076 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
1078 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
1079 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1080 (PREDICATE_CODES): Add addition_operation.
1081 * alpha-protos.h (addition_operation): Declare.
1082 (secondary_reload_class): Likewise.
1083 * alpha.c (addition_operation): New.
1084 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
1085 * alpha.md (adddi3): Turn into expander.
1086 (*lda, *adddi_2): New.
1087 (movsf, movdf patterns): Don't preference integer regs.
1088 (movsi, movdi patterns): Don't preference fp regs.
1090 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
1092 * genrecog.c (write_switch): Check for duplicate CODE cases.
1094 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
1096 * ggc-common.c: Update pre-function commentary.
1097 * ggc-page.c: Likewise.
1099 (poison_pages): Use memset directly.
1100 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
1101 (ggc_collect): Poison before sweeping.
1102 * ggc-simple.c: Update pre-function commentary.
1103 (ggc_alloc_obj): Poison non-zeroed memory.
1105 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
1107 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
1108 match format string, even on 64-bit hosts.
1109 * gcc-page.c (ggc_page_print_statistics): Likewise.
1111 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
1113 * config/i386/i386.c (ix86_cpu): Revert last patch.
1114 * config/i386/i386.h (ix86_cpu): Ditto.
1116 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
1118 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
1119 TYPE_SIZE, convert type of result to sizetype.
1121 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
1123 * flow.c (count_or_remove_death_notes): Equate NULL with the
1126 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
1127 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1130 * i386.c (pic_label_no): Delete.
1131 (ix86_attr_length_default): Don't use single_set to peek
1134 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1135 the first insn after bb->end.
1136 * i386.md (push mem peeps): Scratch is live after evaluation
1138 (cmp mem peep): Similarly.
1140 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1142 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1143 * function.c (pad_to_arg_alignment): Add missing braces.
1145 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1147 * alpha/alpha-protos.h (literal_section): Add prototype.
1148 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1151 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1153 (alpha_start_function, alpha_end_function, float_strings,
1154 alpha_need_linkage): Constify a char*
1156 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1158 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1160 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1162 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1164 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1166 * flow.c (debug_flow_info): Add prototype.
1168 * gcc.c (main): Likewise.
1170 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1173 * reload1.c (failed_reload, set_reload_reg): Likewise.
1175 * mips-tfile.c (main): Likewise.
1176 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1177 with ATTRIBUTE_NORETURN.
1179 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1181 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1182 DECL is not a memory ref.
1184 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1186 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1187 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1189 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1191 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1192 * config/mips/elf64.h: ditto.
1194 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1196 * expr.c (emit_push_insn): New argument alignment_pad.
1197 Update all callers. Adjust stack pointer based on alignment pad.
1198 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1199 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1200 (locate_and_pad_parm): New argument alignment_pad. Update all
1202 * expr.h (emit_push_insn): Update prototype.
1203 (locate_and_pad_parm): Update prototype.
1204 * calls.c (arg_data): Add new field alignment_pad.
1205 (initialize_argument_information): Initialize alignment_pad.
1207 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1209 * except.c (free_eh_nesting_info): Free the info itself.
1210 * function.c (free_after_compilation): Don't free NULL.
1211 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1212 (pre_edge_insert): Free inserted.
1213 * stmt.c (free_stmt_status): Don't free NULL.
1215 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1217 * gcov.c (DIR_SEPARATOR): Provide default.
1218 (output_data): Add test for MS-DOS format absolute filename.
1219 (fancy_abort): Correct program name.
1220 (open_files): Open all files in binary mode.
1221 * libgcc2.c (__bb_exit_func): Likewise.
1223 * profile.c (init_branch_prob): Specify binary when opening files.
1225 * flags.h (flag_unwind_tables): New decl.
1226 * toplev.c (flag_unwind_table): New definition.
1227 (f_options): Add -funwind-tables.
1228 (decode_g_option): Clarify warning when unknown -g option is given.
1229 (rest_of_compilation): If inside an inlined external function,
1230 pretend we are just being declared.
1232 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1233 (dwarf2out_frame_finish): Likewise.
1235 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1237 * fold-const.c (merge_ranges): In not in0, but in1, handle
1238 upper bounds equal like subset case.
1240 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1242 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1243 passed in a register but moved to the stack.
1245 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1247 * gcc.c (pass_exit_codes, greatest_status): New variables.
1248 (struct option_map): Add entry for "--pass-exit-codes".
1249 (execute): Update greatest_status if error.
1250 (display_help): Add documentation for -pass-exit-codes.
1251 (process_command): Handle -pass-exit-codes.
1252 (main): Look at pass_exit_codes and greatest_status on call to exit.
1254 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1256 * reload.c (find_reloads): Refine test for no input reload
1257 case to not includes reloads emitted after insn.
1259 * function.c (find_temp_slots_from_address): Handle sum involving
1260 a register that points to a temp slot.
1261 (update_temp_slot_address): Make recursive call if both old and
1262 new are PLUS with a common operand.
1263 * calls.c (expand_call): Mark temp slot for result as having
1266 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1268 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1269 component as well as "BINUTILS".
1271 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1272 * integrate.c (copy_rtx_and_substitute): Likewise.
1273 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1274 All callers changed.
1275 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1277 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1278 gdb extensions, write size of type; also be more consistent
1279 in using references when this is a subtype.
1281 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1282 that is out of range.
1284 * loop.c (unknown_constant_address_altered): New variable.
1285 (prescan_loop): Initialize it.
1286 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1287 (invariant_p, case MEM): Remove handling for volatile and readony;
1288 check new variable if readonly.
1289 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1291 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1292 (addr_affects_sp_p): Removed from note_mem_written and only
1293 define #ifdef AUTO_INC_DEC.
1295 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1297 * regclass.c (record_reg_classes): Properly handle register move
1300 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1301 Don't think valid if both operands are invalid.
1302 (struct constant_descriptor): New field RTL.
1303 (mark_const_hash_entry): Mark it.
1304 (record_constant{,_rtx}): Initialize it.
1305 (output_constant_def): Allocate RTL in permanent obstack and
1307 ({record,compare}_constant_1): Modes must match for
1308 CONSTRUCTOR of ARRAY_TYPE.
1310 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1311 * output.h (initializer_constant_valid_p): Move decl to here.
1312 * c-common.c (initializer_constant_valid_p): Delete function from here.
1313 * varasm.c (initializer_constant_valid_p): Move function to here.
1315 * tree.h (STRIP_SIGN_NOPS): New macro.
1316 * fold-const.c (optimize_minmax_comparison): New function.
1317 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1318 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1319 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1320 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1321 widening conversions.
1322 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1323 to look at size of mode, not precision of type; also add missing cases.
1324 (optimize_bit_field_compare, decode_field_reference): Don't try to
1325 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1327 * dwarf2out.c (ctype.h): Include.
1328 (dwarf2out_set_demangle_name_func): New function.
1329 (size_of_line_info): Deleted.
1330 (output_line_info): Compute size of line info table from difference
1332 (base_type_die, add_name_attribute): Call demangle function, if any.
1333 (field_byte_offset): Use bits per word for variable length fields.
1334 (gen_array_type_die): Add array name.
1335 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1336 (dwarf2out_add_library_unit_info): New function.
1338 * explow.c (set_stack_check_libfunc): New function.
1339 (stack_check_libfunc): New static variable.
1340 (probe_stack_range): Allow front-end to set up a libfunc to call.
1342 * combine.c (simplify_comparison): When making comparison in wider
1343 mode, check for having commuted an AND and a SUBREG.
1344 (contains_muldiv): New function.
1345 (try_combine): Call it when dividing a PARALLEL.
1346 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1347 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1349 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1350 use one of the CLOBBERs instead.
1351 (if_then_else_cond): If comparing against zero, just return thing
1354 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1355 Don't generate shifts and subtract if have conditional arithmetic.
1357 * rtl.h (delete_barrier): New declaration.
1358 * jump.c (jump_optimize): Set up to handle conditional call.
1359 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1360 (delete_barrier): New function.
1362 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1364 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1366 * tree.c (build_type_attribute_variant): Push to obstack of
1367 ttype around type_hash_canon call.
1369 * expr.c (placeholder_list): Move decl to file scope.
1370 (expand_expr): Don't force access to volatile just because its
1372 If ignoring reference operations, just expand the operands.
1373 (expand_expr, case COMPONENT_REF): Propagate
1374 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1375 Refine test for using bitfield operations vs pointer punning.
1376 (expand_expr, case CONVERT_EXPR): If converting to
1377 BLKmode UNION_TYPE from BLKmode, just return inner object.
1378 Use proper mode in store_field call.
1379 Properly set sizes of object to store and total size in store_field
1380 call for convert to union.
1381 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1382 memory (like for ADDR_EXPR). Also, don't put constant in register if
1383 we'll want it in memory.
1384 (readonly_fields_p): New function.
1385 (expand_expr, case INDIRECT_REF): Call it if LHS.
1386 (expand_assignment): Handle a RESULT_DECL where
1387 DECL_RTL is a PARALLEL.
1388 (do_jump, case WITH_RECORD_EXPR): New case.
1389 (get_inner_reference): Always go inside a CONVERT_EXPR
1390 and NOP_EXPR if both modes are the same.
1391 (store_field): Use bitfield operations if size of bitsize is not same
1392 as size of RHS's type.
1393 Check for bitpos not a multiple of alignment in BLKmode case.
1394 Do block move in largest possible alignment.
1395 (store_constructor): Set BITSIZE to -1 for variable size and properly
1396 in case of array of BLKmode.
1397 (expand_expr_unaligned): New function.
1398 (do_compare_and_jump): Call it.
1400 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1401 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1402 does not include 'o'.
1404 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1405 both SET_DEST and SET_SRC reference a virtual register.
1406 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1408 * integrate.c (expand_inline_function): Handle case of setting
1409 virtual stack vars register (from built in setjmp); when parameter
1410 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1411 (subst_constant): Add new parm, MEMONLY.
1412 (expand_inline_function, integrate_parm_decls): Pass new parm.
1413 (integrate_decl_tree): Likewise.
1414 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1415 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1416 (copy_rtx_and_substitute, case SET): Add explicit calls to
1417 copy_rtx_and_substitute for both sides.
1419 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1421 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1422 within INDEX_TYPE, instead of before.
1423 (fixup_gotos): Use f->target_rtl, not the next insn,
1424 since latter may be from a later fixup.
1425 (expand_value_return): Correctly convert VAL when promoting function
1426 return; support RETURN_REG being a PARALLEL.
1427 (expand_return): When checking for result in regs and having
1428 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1430 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1432 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1433 last_nominal_fname): Mark const.
1434 (struct include_hash: name, nshort, control_macro): Mark
1436 (struct macrodef: symnam): Mark const.
1437 (struct if_stack: fname): Mark const.
1438 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1439 (IStable): New character-syntax array which encompasses all
1440 the old is_foo arrays.
1441 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1442 is_space): New macros for interrogating IStable.
1443 (check_macro_name): Kill last argument. All callers changed.
1445 * cppinit.c (initialize_char_syntax): Delete.
1446 (is_idchar, is_idstart, is_hor_space, is_space,
1447 trigraph_table): Delete.
1448 (IStable): New. Initialize with clever macros to avoid
1449 information duplication.
1450 (builtin_array): Table of builtins to get rid of explicit list
1451 in initialize_builtins.
1452 (initialize_builtins): Use builtins_array.
1453 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1454 opts->dollars_in_ident.
1456 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1458 (cpp_parse_expr): Avoid 'format string is not constant'
1459 warning. Use ISGRAPH to identify printable chars.
1460 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1462 (read_and_prescan): Map trigraphs to chars with open-coded
1463 if-else-if-... sequence, not a lookup table.
1464 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1466 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1467 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1468 (check_macro_name): Remove ability to report an invalid
1469 assertion name, which is never used.
1470 (do_line): Constify a couple of char *'s.
1471 * cppmain.c (main): Call cpp_cleanup before returning.
1473 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1475 * ggc.h (struct ggc_statistics): New type.
1476 (ggc_get_size): New function.
1477 (ggc_print_statistics): Likewise.
1478 * ggc-common.c (ggc_stats): New variable.
1479 (ggc_mark_rtx_children): Keep statistics.
1480 (ggc_mark_tree_children): Likewise.
1481 (ggc_print_statistics): New function.
1482 * ggc-page.c (struct globals): Add bytes_mapped field.
1483 (alloc_anon): Update it.
1484 (release_pages): Likewise.
1485 (ggc_get_size): New function.
1486 (ggc_page_print_statistics): New function.
1487 * ggc-simple.c (ggc_get_size): New function.
1489 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1491 * flow.c (propagate_block): When the last reference to a label
1492 before an ADDR_VEC is deleted because the reference is a dead
1493 store, delete the ADDR_VEC.
1495 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1497 * resource.c (find_free_register): Don't use the frame pointer
1498 if frame_pointer_needed.
1500 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1502 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1503 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1505 * config/i960/i960.c (i960_va_start): New locals base, num.
1506 Use INDIRECT_REF instead of ARRAY_REF on valist.
1507 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1509 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1511 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1513 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1515 * tree.def (PLACEHOLDER_EXPR): Update comments.
1517 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1519 * c-common.c (check_format_info): Avoid non-literal format string
1520 warnings when `first_arg_num' is zero.
1522 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1524 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1526 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1528 * arm.md (casesi_insn): Add a clobber of the condition code
1531 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1533 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1534 used by both cc1 and cc1plus.
1536 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1538 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1539 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1540 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1541 to the value 32 if it has not already been defined.
1542 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1543 Override definition in arm.h with a value of 8.
1545 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1547 * c-pragma.c (push_alignment): Don't check the return value
1550 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1552 * sparc.h (ADJUST_COST): Fix thinko.
1554 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1556 * cccp.c (rescan): Fixed obp pointer handling around call to
1557 check_expand subroutine.
1559 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1561 * gcse.c (delete_null_pointer_checks): Only record non-null info
1562 for pseudos when examining stores.
1564 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1565 splitters for these patterns. Use "#" for output templates.
1566 (addsi3_carryin_shift): New pattern.
1568 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1570 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1571 of the function return register into a plain REG until
1572 after function inlining is done.
1574 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1576 * jump.c (jump_optimize_1): If we did cross-jumping, and
1577 the data will matter, rebuild the CFG.
1578 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1579 not optimizing. Don't run shorten_branches.
1580 * toplev.c (rest_of_compilation): Run shorten_branches after
1583 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1585 * rtl.h (note_stores): Add additional paramter.
1586 * rtlanal.c (reg_set_p_1): Take additional paramter.
1587 (reg_set_last_1): Likewise.
1588 (reg_set_p): Adjust call to note_stores.
1589 (reg_set_last): Likewise.
1590 (note_stores): Pass data parameter to worker function.
1591 * alias.c (record_set): Take additional parameter.
1592 (init_alias_analysis): Pass it.
1593 * caller-save.c (mark_set_regs): Take additional parameter.
1594 (save_call_clobbered_regs): Pass NULL to note_stores.
1595 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1597 (record_dead_and_set_regs_1): Likewise.
1598 (reg_dead_at_p_1): Likewise.
1599 (combine_instructions): Adjust calls to note_stores.
1600 (try_combine): Likewise.
1601 (record_dead_insn): Remove.
1602 (record_dead_and_set_regs): Adjust calls to note_stores.
1603 (reg_dead_at_p): Likewise.
1604 * cse.c (invalidate_skipped_set): Take additional parameter.
1605 (cse_check_loop_start): Likewise.
1606 (cse_check_loop_start_value): Remove.
1607 (cse_set_around_loop): Adjust calls to note_stores.
1608 * flow.c (notice_stack_pointer_modification): Take additional
1609 parameter. Remove duplicate declaration.
1610 (record_volatile_insns): Adjust calls to note_stores.
1611 * gcse.c (record_set_info): Take additional parameter.
1612 (record_last_set_info): Likewise.
1613 (invalidate_nonnull_info): Likewise.
1614 (record_set_insn): Remove.
1615 (compute_sets): Adjust calls to note_stores.
1616 (last_set_insn): Remove.
1617 (compute_hash_table): Adjust calls to note_stores.
1618 (insert_insn_end_bb): Likewise.
1619 (delete_null_pointer_checks): Likewise.
1620 * global.c (mark_reg_store): Take additional parameter.
1621 (mark_reg_clobber): Likewise.
1622 (reg_becomes_live): Likewise.
1623 (global_conflicts): Adjust calls to note_stores.
1624 (build_insn_chain): Likewise.
1625 * integrate.c (note_modified_parmregs): Take additional parameter.
1626 (mark_stores): Likewise. Make it static.
1627 (save_for_inline_nocopy): Adjust calls to note_stores.
1628 (try_constants): Likewise.
1629 * integrate.h (mark_stores): Remove declaration.
1630 * jump.c (mark_modified_reg): Take additional parameter.
1631 (thread_jumps): Adjust calls to note_stores.
1632 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1634 (no_equiv): Likewise.
1635 (reg_is_set): Likewise.
1636 (validate_equiv_mem): Adjust calls to note_stores.
1637 (update_equiv_regs): Likewise.
1638 (block_alloc): Likewise.
1639 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1640 (note_addr_stored): Take additional parameter.
1641 (note_set_pseudo_multiple_uses): Likewise.
1642 (record_initial): Likewise.
1643 (prescan_loop): Adjust calls to note_stores.
1644 (strength_reduce): Likewise.
1645 (check_dbra_loop): Likewise.
1646 * regmove.c (flags_set_1): Take additional paramter.
1647 (mark_flags_life_zones): Adjust calls to note_stores.
1648 * reload1.c (mark_not_eliminable): Take additional parameter.
1649 (forget_old_reloads_1): Likewise.
1650 (reload_cse_invalidate_rtx): Likewise.
1651 (reload_cse_check_clobber): Likewise.
1652 (reload_combine_note_store): Likewise.
1653 (move2add_note_store): Likewise.
1654 (reload): Adjust calls to note_stores.
1655 (reload_as_needed): Likewise.
1656 (emit_reload_insns): Likewise.
1657 (reload_cse_regs_1): Likewise.
1658 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1659 (reload_combine): Adjust calls to note_stores.
1660 * resource.c (update_live_status): Take additional paramter.
1661 (mark_target_live_regs): Adjust calls to note_stores.
1662 * stupid.c (find_clobbered_regs): Take additional parameter.
1663 (stupid_life_analysis): Adjust calls to note_stores.
1665 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1667 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1670 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1673 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1674 of the variable arm_structure_size_boundary.
1676 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1678 * alias.c (init_alias_analysis): Allocate reg_known_value and
1679 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1681 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1682 * cse.c (cse_main): Call end_alias_analysis.
1683 * haifa-sched.c (schedule_insns): Likewise.
1684 * local-alloc. (update_equiv_regs): Likewise.
1685 * reload1.c (reload_cse_regs): Likewise.
1687 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1689 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1690 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1691 mapping from MASK_FPU.
1693 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1695 * sparc.md (call): Don't bound structure return size to 0xfff.
1697 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1699 * resource.c (mark_target_live_regs): Check that the target
1700 insn wasn't created after compute_bb_for_insn.
1702 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1704 * ggc-page.c (poison_pages): Don't be overzealous.
1706 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1708 * alias.c: Update comments for ADDRESS.
1709 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1710 it is a local memory reference.
1712 * c-typeck.c (build_function_call): Check that the built-in
1713 function is of class BUILT_IN_NORMAL before trying to recongize
1715 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1716 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1718 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1720 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1722 (pre_gcse): Likewise.
1723 (hoist_expr_reaches_here_p): Likewise.
1724 (hoist_code): Likewise.
1725 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1727 (pre_expr_reaches_here_p_work): ... here.
1728 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1730 (expr_reaches_here_p_work): ... here.
1732 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1734 * resource.c (find_basic_block): Delete.
1735 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1736 (init_resource_info): Call compute_bb_for_insn.
1738 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1740 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1741 with already adjacent blocks, but no fallthru.
1742 (merge_blocks_move_successor_nojumps): Simplify.
1743 (debug_flow_info): New.
1745 * toplev.c (rest_of_compilation): Open jump1 dump file before
1746 jump and close after, as opposed to just using dump_rtl.
1748 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1750 * reload.h (earlyclobber_operand_p): Declare.
1751 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1752 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1753 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1754 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1756 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1757 Richard Henderson <rth@cygnus.com>
1759 * emit-rtl.c (emit_block_insn_before): New.
1760 (emit_block_insn_after): New.
1761 * basic-block.h: Declare them.
1763 * bitmap.h: Protect from multiple inclusion.
1765 * recog.c (scratch_operand): Handle VOIDmode correctly.
1767 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1769 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1770 * function.c (assign_parms): Likewise.
1771 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1773 * reg-stack.c (max_uid): Remove.
1774 (blocks, block_begin, block_end, block_drops_in): Remove.
1775 (block_stack_in, block_out_reg_set, block_number): Remove.
1776 (struct block_info_def, BLOCK_INFO): New.
1777 (enum emit_where): New.
1778 (current_block): New.
1779 (BLOCK_NUM): Remove.
1780 (mark_regs_pat, record_label_references): Remove.
1781 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1783 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1784 (reg_to_stack): Simplified test for existance of fp code. Use
1785 flow.c code. Call shorten_branches after cross-jump opt.
1786 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1787 Return false if the asm doesn't use stack regs. Don't do life
1788 analysis on the asm.
1789 (emit_pop_insn): Replace function pointer arg `when' with
1790 enum `where'. Update all callers.
1791 (change_stack): Likewise. Update basic block end.
1792 (emit_swap_insn): Use current_block->head to limit reverse search
1793 for start of block. Use emit_block_insn_after.
1794 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1795 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1796 structure assignment instead of bcopy.
1798 (convert_regs_entry, convert_regs_exit): New.
1799 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1800 Work on basic blocks and the CFG.
1801 (convert_regs): Use them.
1803 * i386.c (output_fix_trunc): Remove code for DImode input operand
1804 not at top-of-stack.
1805 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1807 (fix_truncdi_1): Allow any mode scratch.
1809 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1811 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1812 * linux.h, netbsd.h, vms.h: Not here.
1814 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1816 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1817 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1818 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1819 CONDITIONAL_REGISTER_USEAGE): Use them.
1820 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1821 gen_conditional_branch,override_options) : Use them.
1822 * config/mips/mips.md : Use them.
1824 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1826 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1828 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1830 * integrate.c (function_cannot_inline_p): Don't allow inlining
1833 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1835 * c-parse.in (cast_expr): Constify.
1837 * cccp.c (special_symbol): Likewise.
1839 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1841 * dwarf2out.c (base_type_die): Likewise.
1843 * global.c (allocno_compare): Likewise.
1845 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1847 * regclass.c (fix_register): Likewise.
1849 * rtl.h (fix_register): Likewise.
1851 * stupid.c (stupid_reg_compare): Likewise.
1853 * toplev.c (decode_f_option): Likewise.
1855 * tree.c (build_complex_type): Likewise.
1857 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1859 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1861 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1863 * reload.c (find_reloads): Compute mode and nregs fields of all
1865 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1866 (calculate_needs): Use precomputed mode/nregs values.
1867 (allocate_reload_reg): Likewise.
1869 (failed_reload, set_reload_reg): ... new functions.
1870 (choose_reload_regs_init): New function, mostly broken out from...
1871 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1872 Also lose one #if 0 block.
1874 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1876 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1879 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1881 * tree.h (BLOCK_TYPE_TAGS): Remove.
1882 (BLOCK_END_NOTE): Likewise.
1883 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1884 (BLOCK_LIVE_RANGE_START): Likewise.
1885 (BLOCK_LIVE_RANGE_END): Likewise.
1886 (tree_block): Remove live_range_flag, live_range_var_flag, and
1887 type_tags. Remove end_note, live_range_start, and live_range_end.
1888 (remember_end_note): Remove prototype.
1889 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1890 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1892 * ggc-common.c (ggc_mark_tree_children): Don't mark
1893 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1894 * integrate.c (adjust_copied_decl_tree): Remove.
1895 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1896 * stmt.c (last_block_end_note): Remove.
1897 (init_stmt): Don't add a GC root for it.
1898 (expand_fixup): Don't set it.
1899 (remember_end_note): Remove.
1900 (expand_end_bindings): Don't set last_block_end_note.
1902 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1904 * reload1.c (reload_reg_free_for_value_p): Show
1905 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1908 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1910 * expmed.c (extract_bit_field): Allow for the case of non-integer
1911 objects that are smaller than a word (like SFmode on a 64-bit
1914 * loop.c (basic_induction_var): A non-integer variable which is
1915 being set by a paradoxical subreg is probably not a biv.
1917 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1919 * prefix.c (translate_name) Check for empty prefix string.
1921 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1923 * Makefile.in (CPP_CROSS_NAME): New variable.
1924 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1926 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1927 names of the files to be uninstalled.
1929 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1931 * collect2.c (IS_DIR_SEPARATOR): Define.
1932 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1934 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1937 * haifa-sched.c (add_dependence): Update the true dependency
1938 cache the first time we add a true dependence to the LOG_LINKS chain.
1940 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1942 * fold-const.c (fold): Fix comment.
1944 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1946 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1947 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1948 dbxout_start_new_source_file, dbxout_source_file,
1949 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1950 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1952 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1953 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1954 (dbxout_block): Initialize variable `blocknum'.
1956 * dbxout.h (dbxout_init, dbxout_finish,
1957 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1958 dbxout_args, dbxout_source_line): Constify a char*.
1960 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1961 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1962 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1963 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1964 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1965 src_info_attribute, mac_info_attribute, producer_attribute,
1966 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1967 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1968 dwarfout_undef): Constify a char*.
1969 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1971 * dwarfout.h (dwarfout_define, dwarfout_undef,
1972 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1974 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1976 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1977 (MULTILIB_ISA_DEFAULT): New.
1978 (MULTILIB_DEFAULTS): Use it.
1979 * config/mips/mips.c (): Remove the now unnecessary definition
1980 of MIPS_ISA_DEFAULT.
1981 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1982 unnecessary definition.
1984 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1986 * arm.md (pic_load_addr): Add constraints to operand 1.
1988 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1990 * fixinc/genfixes: Provide a means for specifying -D options to
1993 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1995 * arm.c (arm_override_options): Correct initialization of
1996 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1997 arm_is_strong, and arm_is_6_or_7.
1999 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
2000 (note_set_pseudo_multiple_uses): New function.
2001 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
2002 if a pseudo set in the loop exit is used elsewhere.
2004 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
2006 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
2008 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
2010 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
2011 a single load-address pattern.
2013 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
2015 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
2016 depending on whether or not line-number notes are present.
2018 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2020 * cccp.c (progname, file_buf, default_include, include_file,
2021 macrodef, definition, hashval, wchar_type, user_label_prefix,
2022 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
2023 expand_to_temp_buffer, is_system_include, base_name,
2024 absolute_filename, read_name_map, open_include_file,
2025 record_control_macro, check_precompiled, check_preconditions,
2026 pcfinclude, pass_thru_directive, create_definition,
2027 check_macro_name, comp_def_part, collect_expansion,
2028 check_assertion, read_token_list, assertion_install,
2029 assertion_lookup, eval_if_expression, conditional_skip,
2030 validate_else, skip_quoted_string, quote_string, macarg1,
2031 error_from_errno, install, lookup, hashf, dump_defn_1,
2032 perror_with_name, pfatal_with_name, main, trigraph_pcp,
2033 check_white_space, rescan, handle_directive, monthnames,
2034 special_symbol, do_include, remap_include_file, write_output,
2035 arglist, do_assert, do_unassert, do_line, do_error, do_once,
2036 do_ident, do_sccs, do_xifdef, skip_if_group,
2037 output_line_directive, macroexpand, macarg, change_newlines,
2038 initialize_builtins, make_definition): Constify a char*.
2040 * pcp.h (stringdef): Likewise.
2042 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
2044 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
2047 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
2048 Richard Henderson <rth@cygnus.com>
2050 * alias.c: Include ggc.h.
2051 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
2052 (record_set): Verify enough room in reg_base_value.
2053 (init_alias_analysis): Allocate reg_base_value with xcalloc.
2054 Register it as a GC root.
2055 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
2056 * Makefile.in (alias.o): Depend on ggc.h.
2058 * unroll.c (unroll_loop): Verify the insn before a barrier
2059 is a JUMP_INSN before checking JUMP_LABEL.
2061 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2063 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
2064 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
2065 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
2066 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
2067 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
2068 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
2070 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2072 * output.h (ctors_section, dtors_section, bss_section): Prototype.
2074 * alpha/alpha-interix.h (text_section): Delete prototype.
2075 * alpha/elf.h (text_section): Likewise.
2076 * arm/linux-elf.h (text_section): Likewise.
2077 * arm/linux-telf.h (text_section): Likewise.
2078 * c4x/c4x.h (text_section): Likewise.
2079 * dsp16xx/dsp16xx.h (bss_section): Likewise.
2080 * elfos.h (text_section): Likewise.
2081 * i386/aix386ng.h (text_section): Likewise.
2082 * i386/i386-interix.h (text_section): Likewise.
2083 * i386/sco5.h (text_section): Likewise.
2084 * i386/svr3gas.h (text_section): Likewise.
2085 * nextstep.h (text_section): Likewise.
2086 * psos.h (text_section): Likewise.
2087 * ptx4.h (text_section): Likewise.
2088 * svr3.h (text_section): Likewise.
2089 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
2091 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2093 * final.c (peephole): Delete prototype.
2095 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
2096 (pre_insert_copies): Remove unused variable `bb'.
2098 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
2101 * output.h (peephole): Add prototype.
2103 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
2105 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
2108 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
2110 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
2111 for inlined declarations.
2113 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
2115 * arm.c (logical_binary_operator): New fucntion.
2116 * arm.h (logical_binary_operator): Declare it.
2117 (PREDICATE_CODES): Handle logical_binary_operator.
2118 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
2119 output constraints. Add appropriate splitters.
2120 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
2121 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
2122 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
2124 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2126 * genoutput.c (struct operand_data): New elt eliminable.
2127 (output_operand_data): Write it.
2128 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
2129 (compare_operands): Take it into account.
2130 * recog.h (struct insn_operand_data): New elt eliminable.
2131 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2133 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2134 (eliminate_regs): Move code that detects changes to elimination
2135 target regs into new function elimination_effects.
2136 Delete one #if 0 block.
2137 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2138 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2139 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2140 Only call eliminate_regs for real operands of the insn, not for parts
2141 of its structure or parts matched by things like match_operator.
2142 Use elimination_effects and check_eliminable_occurrences. Use
2143 copy_insn to duplicate the pattern when not in the final pass.
2145 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2147 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2150 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2152 * fixinc/README: document the "mach" machine matching test
2153 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2154 * fixinc/fixtests.c: Implement the #else/#endif label test
2155 * fixinc/inclhack.def: utilize these tests and fixes
2156 * fixinc/inclhack.sh: regen
2157 * fixinc/fixincl.x: regen
2158 * fixinc/fixincl.sh: regen
2160 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2162 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2165 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2167 * gcc.1: Document exit codes.
2169 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2171 * calls.c: Include tm_p.h later, so everything we need is defined.
2173 * function.c: Likewise.
2175 * except.c: Include tm_p.h.
2177 * sparc.c: Likewise.
2178 (dwarf2out_cfi_label): Don't prototype.
2179 (check_return_regs, epilogue_renumber,
2180 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2181 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2182 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2183 ultra_schedule_insn): Add static prototype.
2184 (data_segment_operand, text_segment_operand): Call itself with the
2185 proper number of arguments.
2186 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2188 * sparc.h: Move all declarations to sparc-protos.h.
2189 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2192 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2194 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2196 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2197 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2198 ASM_OUTPUT_ASCII): Constify a char*.
2200 * sparc-protos.h: New file for sparc prototypes.
2202 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2204 * function.c (record_insns, contains): Always declare and define.
2205 (record_insns): Mark with ATTRIBUTE_UNUSED.
2207 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2209 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2210 to .section when outputting a .bss section to deal with multiple
2211 .bss input sections (as happens with -fdata-sections)
2212 Also output %progbits, not @progbits so the assembler doesn't treat as
2214 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2216 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2217 thumb parts even when building with non-thumb CPUs, by forcing
2220 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2222 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2223 (movdf_const_intreg_sp64): Similarly.
2225 * local-alloc.c (update_equiv_regs): Check the correct insn
2226 for pre-existing REG_EQUIV notes.
2228 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2230 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2231 block reached by a branch if we're not going to actually process
2234 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2236 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2237 a local extern function declaration.
2239 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2241 * i386.c (ix86_expand_prologue): Properly wrap USE around
2242 reg for CALL_INSN_FUNCTION_USAGE.
2244 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2246 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2247 move between GP_REGs.
2249 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2251 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2252 the mode size when finding out if an offset is legal.
2254 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2256 * basic-block.h (PROP_*): Move constants from ...
2258 (compute_bb_for_insn): Free the array before reallocating.
2259 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2260 (allocate_reg_life_data): Reset all reg variables collected by
2262 (get_block_head_tail): Don't convert from bb to block.
2263 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2264 (find_insn_reg_weight): Take block not bb.
2265 (schedule_block): Don't set block num for moved insns.
2266 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2267 (schedule_insns): Do it here instead.
2268 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2269 before update_life_info.
2270 * recog.c (split_all_insns, peephole2_optimize): Update for
2271 new arg to update_life_info.
2272 * rtlanal.c (remove_note): Cope with NULL note.
2273 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2276 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2278 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2280 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2281 block records so that merge_blocks_nomove will clean up correctly.
2282 (split_edge): Handle casesi insns.
2284 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2286 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2288 * pa.md (call, call_value): Do not emit a blockage after restoring
2291 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2293 * c-typeck.c (c_expand_asm_operands): Fix typo.
2295 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2297 * arm.c (fpu_rhs_operand): Verify modes.
2298 (fpu_add_operand): Likewise.
2299 (di_operand): Likewise.
2300 (soft_df_operand): Likewise.
2302 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2304 * arm.c (arm_return_in_memory): APCS rules state that the elements
2305 of a structure returned in a register must be 'integer-like'.
2307 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2309 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2310 in the source tree when the generated targets are out of date
2311 * fixinc/genfixes: Alter it to run individual fixes for make.
2312 * fixinc/README: rewrite
2313 * fixinc/inclhack.def: moved initial comments to README
2315 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2317 * toplev.c (main): Do not generate an error message if an
2318 unrecognised command line switch is recognisable by another
2319 language. If extra_warnings are enabled, then generate a
2320 warning message instead.
2322 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2324 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2325 (insert_pack_attributes): Delete prototype.
2327 * c-pragma.c (default_alignment): New static variable.
2328 (push_alignment): Initialize to current effective alignment.
2329 (pop_alignment): Use to set new alignment.
2330 (insert_pack_attributes): Delete function.
2331 (handle_pragma_token): Set default_alignment as well each time
2332 a #pragma pack(<n>) is encountered.
2334 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2336 * reg-stack.c (stack_result): Aggregates are not returned in
2339 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2341 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2343 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2345 * basic-block.h (set_block_num): Declare.
2346 * flow.c (update_life_info): Don't call compute_bb_for_insn
2347 or free_basic_block_vars.
2348 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2349 (insn_orig_block): Remove.
2350 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2351 (schedule_block): Keep BLOCK_NUM up-to-date.
2352 (schedule_insns): Use compute_bb_for_insn.
2353 * recog.c (split_all_insns): Likewise.
2354 (peephole2_optimize): Likewise.
2356 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2358 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2359 if the pic register is used.
2361 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2363 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2364 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2365 if that tests TREE_PERMANENT.
2367 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2369 * cse.c (invalidate_for_call): Do not remove memory references from
2370 the table here. It's handled elsewhere.
2372 * haifa-sched.c (add_dependence): Protect references to the
2373 true dependency cache with #ifdef INSN_SCHEDULING.
2374 (remove_dependence): Similarly.
2376 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2377 to the cfg code that this is a return instruction.
2378 * mn10300.md (return_internal): Similarly.
2380 * combine.c (get_last_value): If the last set of a register
2381 is after subst_low_cuid, then we can not use it to determine
2382 the register's last value.
2384 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2386 * Makefile.in: Back out previous change.
2388 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2390 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2392 * haifa-sched.c (add_dependence): Only check/update the cache
2394 (remove_dependence): Likewise.
2395 (schedule_insns): Only create the true_dependency_cache if the
2396 average number of instructions in a basic block is very large.
2398 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2400 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2401 (ggc-simple.o): Likewise.
2402 (ggc-page.o): Likewise.
2404 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2406 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2407 Prototype for exported functions.
2408 (pre_lcm, pre_rev_lcm): Remove prototypes.
2409 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2410 (compute_available): Move to lcm.c, and change parameter order.
2411 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2412 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2413 (gcse_main): No longer call compute_preds_succs. Rebuild the
2414 set table after reach pre pass.
2415 (pre_insert_map, pre_delete_map, edge_list): New.
2416 (alloc_pre_mem): Allocate edge vectors.
2417 (free_pre_mem): Delete edge vectors.
2418 (compute_pre_data): Call new edge based lcm routines.
2419 (process_insert_insn): New function.
2420 (insert_insn_end_bb): Use it.
2421 (pre_edge_insert): New function.
2422 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2424 (pre_insert_copies): Revamp using new edge based lcm outputs.
2425 (pre_delete): Likewise.
2426 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2428 (compute_code_hoist_vbeinout): New new edge based routines.
2429 * lcm.c: Remove all the old LCM functions. Replace with new ones
2430 that work with the new cfg datastructures and work with edges
2433 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2435 * reload.h (struct reload): Add new fields "mode" and "nregs".
2436 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2437 to reference the "mode" and "nregs" field within struct reload.
2439 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2441 * haifa-sched.c (true_dependency_cache): New.
2442 (add_dependence): Use the true dependency cache to avoid expensive
2443 walks down the LOG_LINKS dependency list. Add entries to the
2445 (remove_dependence): Remove entries from the true dependency cache
2447 (schedule_insns): Allocate and initialize and free the true
2450 * haifa-sched.c (schedule_insns): Do not remove inter-block
2451 dependencies anymore.
2453 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2455 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2456 * i386/t-winnt: Likewise.
2458 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2460 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2462 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2464 * Makefile.in (LANGUAGES): Omit "proto".
2465 (clean): Remove stale comment about removing unprotoize.c.
2467 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2469 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2470 using arithmetic on void pointers.
2472 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2474 * haifa-sched.c (compute_block_forward_dependencies): Only check
2475 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2477 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2479 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2480 (expr_equiv_p): Reject memories with different alias sets.
2482 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2484 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2485 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2486 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2487 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2488 (lang_init): Set default for flag_bounds_check if still "unspecified".
2490 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2492 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2494 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2496 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2499 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2501 * config/c4x/c4x.md (*db_noclobber,
2502 *decrement_and_branch_until_zero_noclobber): New patterns and
2503 associated splitters.
2505 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2507 * config/c4x/c4x.md (parallel instruction patterns): Rework
2508 constraints to keep reload happy.
2510 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2512 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2513 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2514 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2515 Add new patterns and associated post-reload splitters.
2517 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2519 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2521 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2523 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2525 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2527 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2529 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2532 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2534 * pa.c (move_operand): Rely on memory_address_p to determine the
2535 validity of non-indexed memory addresses.
2536 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2537 operand in DFmode and SFmode when generating PA2.0 code.
2539 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2541 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2543 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2545 * mips.c (function_prologue): Fix argument types.
2546 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2547 (casesi_internal): Write to the scratch register.
2549 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2551 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2553 (parse_charconst): Delete unnecessary cast when calling
2555 (cpplib.h): Kill prototype of cpp_parse_escape.
2557 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2559 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2560 * unroll.c (unroll_loop): Cast return value of alloca.
2561 * i370/i370.c: Include function.h and toplev.h.
2562 (i370_label_scan): Remove c++ commented abort.
2563 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2564 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2565 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2566 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2568 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2570 * config/t-freebsd: Do not override USER_H.
2571 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2573 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2574 Mumit Khan <khan@xraylith.wisc.edu>
2576 * c-parse.in (component_decl): Support anonymous struct/union.
2578 * c-parse.y: Regenerate.
2579 * c-parse.c: Likewise.
2580 * objc/objc-parse.y: Likewise.
2581 * objc/objc-parse.c: Likewise.
2582 * c-decl.c (finish_struct): Don't sort the fields.
2583 (field_decl_cmp): Delete unused function.
2585 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2587 * sparc.md (movsf_const_intreg): Revert last constraint change.
2588 (movdf_const_intreg_sp32): Likewise.
2590 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2592 * cse.c: Include hashtab.h instead of splay-tree.h
2593 (struct cse_reg_info): No longer use variant union. Add new
2594 field "regno". All references changed to avoid union.
2595 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2596 (free_cse_reg_info): Remove.
2597 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2598 (get_cse_reg_info): Revamp to use expandable hash tables instead
2599 of splay trees. Initialize new fields in cse_reg_info structure.
2600 (new_basic_block): Similarly.
2602 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2604 * genrecog.c (message_with_line): Prototype.
2605 (validate_pattern): Pass along the set for the dest, not a flag.
2606 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2607 Check for PC/CC0 as sources.
2608 (nodes_identical): Check for children position match before
2609 allowing the combination.
2611 * rtl.c (read_rtx): Track line number across \\\n.
2613 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2615 * mips.h (SPECIAL_MODE_PREDICATES): New.
2616 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2617 (movdi+1, movsi+1): Add output reload constraint.
2618 (casesi_internal): Likewise. Fix commentary.
2619 (return_internal): Use pmode_register_operand.
2621 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2623 * 1750a.md (movstrqi): Add missing output reload constraint.
2624 (call_value): Likewise.
2625 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2626 (jmpfdec): Add missing inout reload constraint.
2627 * elxsi.md (addsi patterns): Add missing output reload constraint.
2628 (move from sp): Use @ alternates.
2629 (call_value): No constraint on output.
2630 * fr30.md (movsi_pop): Add missing output reload constraint.
2631 (movsf_constant_store): Likewise.
2632 (splits): Remove constraints.
2633 (subsi3): Add missing mode.
2634 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2635 (call_value): Likewise.
2636 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2637 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2638 * m32r.md (movsicc_internal): Add output reload constraint.
2639 (movstrsi_internal): Add inout reload constraints.
2640 * m88k.h (reg_names): Don't declare.
2641 (SPECIAL_MODE_PREDICATES): New.
2642 * m88k.md (*): Use register_operand not reg_or_0_operand
2644 * mn10200.h (PREDICATE_CODES): New.
2645 * ns32k.md (ffs pattern): Add output reload constraint.
2646 * pdp11.md (sob pattern): Add inout reload constraint.
2647 * sh.md (splits): Remove constraints.
2648 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2649 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2650 * vax.md (jgequ pattern): Add inout reload constraint.
2652 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2654 * configure.in (djgpp): Revert previous patch.
2655 * configure: Rebuit.
2656 * config/i386/djgpp.h: Revert previous patch.
2658 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2660 * fixinc/inclhack.def: Restore patch lost during last merge of
2661 "no_bogosity" branch.
2662 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2664 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2666 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2667 * fixinc/inclhack.def: Same.
2668 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2670 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2672 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2673 as the base of a PLUS.
2675 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2677 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2678 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2680 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2682 * pa.md (post_stw+1): Use pmode_register_operand.
2683 (dcacheflush, icacheflush): Likewise.
2685 * i386.md (movstricthi_1): Allow r/r.
2687 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2689 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2690 to (not (and (arg0) (arg1))). Similary for and.
2692 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2693 falltrought to assocate code.
2694 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2697 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2698 no bits in common; remove XOR to ROTATE conversion.
2700 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2702 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2704 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2706 * config/c4x/c4x.c (dst_operand): New.
2707 (PREDICATE_CODES): Update.
2708 * config/c4x/c4x.h (dst_operand): Declare it.
2709 * config/c4x/c4x.md: Define mode for each unspec usage.
2710 (move patterns): Use dst_operand predicate instead of src_operand.
2711 (movqi_update, movqf_update): Delete.
2713 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2715 * recog.c (pmode_register_operand): New.
2716 * recog.h: Declare it.
2717 * genrecog.c (pred_codes): Likewise.
2718 (special_mode_pred_table): Likewise.
2719 (validate_pattern): Don't warn no mode for address_operand.
2721 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2722 if the operand is not insn-like.
2724 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2725 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2727 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2729 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2731 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2732 instead of general_operand in a SET_DEST. Use const_double_operand
2733 instead of an explicit test against CONST_DOUBLE.
2734 (movsf_const_lo): Add missing register mode.
2735 (goto_handler_and_restore): Add auxiliary test for Pmode.
2736 (flush): Adjust to use address_operand.
2737 (return_sf_no_fpu): Add missing output constraint.
2739 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2741 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2742 for call return value.
2743 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2745 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2747 * toplev.c (main): Only warn about options for other languages.
2748 * collect2.c (main): Pass -w to sub-gcc.
2750 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2752 * flow.c (propagate_block): Add call-clobbered registers to
2755 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2756 zapping mem_set_list.
2757 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2758 (mark_set_1, mark_used_regs): Likewise.
2760 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2762 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2764 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2766 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2767 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2768 options. Also add a new item "C-only Warning Options" to the
2771 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2773 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2774 from multiple calls.
2776 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2778 * i386.md (call value patterns): Move to the end of the file.
2779 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2781 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2783 * configure.in (djgpp configuration): Define extra_objects..
2784 * configure: Rebuilt.
2785 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2786 (DTORS_SECTION_ASM_OP): Define.
2787 (INIT_SECTION_ASM_OP): Define.
2788 (FINI_SECTION_ASM_OP): Define.
2789 (DATA_SECTION_ASM_OP): Define.
2790 (TEXT_SECTION_ASM_OP): Define.
2791 (EH_FRAME_SECTION_ASM_OP): Define.
2792 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2793 (STARTFILE_SPEC): Add crtbegin.o.
2794 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2795 to here from LINK_COMMAND_SPEC.
2796 (DO_GLOBAL_CTORS_BODY): Define.
2797 (CRTSTUFF_USE_FINI_SECTION): Define
2798 (HAS_INIT_SECTION): Delete.
2800 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2802 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2804 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2806 * pa.h (PREDICATE_CODES): New.
2808 * genrecog.c (validate_pattern): Condense the destination
2811 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2813 * alpha.md (call-1): Supply missing mode for operator.
2814 (*): Add missing output reload constraints. Remove constraints
2817 * i386.h (SPECIAL_MODE_PREDICATES): New.
2818 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2819 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2820 (addsi_lea_3): Add missing mode for op 3.
2821 (prologue_set_got, prologue_get_pc): Add missing modes.
2822 (*) Add missing output reload constraints.
2824 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2826 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2827 check for member bit-size overflow and use var_size if it occurs.
2828 (layout_record): Use bitsize_int() to define the type size in bits.
2829 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2830 (layout_decl): Likewise when assigning to DECL_SIZE.
2832 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2834 * genrecog.c (validate_pattern): Typo last change. Verify
2835 that output operands have output reloads.
2837 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2839 * genrecog.c (special_mode_pred_table): New.
2840 (NUM_SPECIAL_MODE_PREDS): New.
2841 (find_operand): New.
2842 (validate_pattern): New argument `insn'. Warn for assignment to
2843 any predicate accepting non-lvalues. Conditionaly warn for
2844 match_operand without a mode. Try much harder to match source
2845 and destination modes on a set.
2846 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2848 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2850 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2852 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2854 * combine.c (simplify_logical): Recognize xor pattern that encodes
2857 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2859 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2862 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2864 * ggc-page.c (MAP_FAILED): Provide default.
2866 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2868 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2869 * sparc.h (PREDICATE_CODES): Update.
2871 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2873 * alpha.c (some_ni_operand): New.
2874 * alpha-protos.h: Declare it.
2875 * alpha.h (PREDICATE_CODES): Update.
2876 * alpha.md (sXaddq reload insns): Use some_ni_operand
2877 for SET_DEST instead of some_operand.
2879 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2880 Jim Wilson <wilson@cygnus.com>
2882 * genrecog.c (maybe_both_true_2): Don't compare modes of
2884 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2885 after find_afterward.
2886 (debug_decision_1): Dump next and afterward codes.
2888 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2890 * rtl.c (dump_and_abort): Remove.
2891 (fatal_with_file_and_line): New.
2892 (fatal_expected_char): New.
2893 (read_rtx_lineno, read_rtx_filename): New.
2894 (read_skip_spaces): Track line number.
2895 (read_name): Use fatal_with_file_and_line.
2896 (read_rtx): Use fatal_expected_char. Track line number.
2897 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2899 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2900 if it isn't a CODE_LABEL.
2902 * genattr.c (main): Set read_rtx_filename.
2903 * genattrtab.c (main): Likewise.
2904 * gencodes.c (main): Likewise.
2905 * genconfig.c (main): Likewise.
2906 * genemit.c (main): Likewise.
2907 * genextract.c (main): Likewise.
2908 * genflags.c (main): Likewise.
2909 * genopinit.c (main): Likewise.
2910 * genoutput.c (main): Likewise.
2911 * genpeep.c (main): Likewise.
2913 * genrecog.c (decision_test.u.insn): Add `lineno'.
2914 (pattern_lineno, error_count): New variables.
2915 (message_with_line): New.
2916 (add_to_sequence): Break out checking code to ...
2917 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2918 (merge_insn): Use message_with_line.
2919 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2920 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2922 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2924 * expr.c (store_constructor): Clear union if constructor is empty.
2926 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2928 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2929 Add !endian checks. Change %{...} to %(...).
2931 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2933 * i386.md (*addsi3_cc): Renamed from addcsi3.
2934 (*addsi3_carry): Renamed from addxsi3.
2935 (*subsi3_cc): Renamed from subcsi3.
2936 (*subsi3_carry): Renamed from subxsi3.
2937 (*xorqi_cc_1): Renamed from xorcqi_1.
2938 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2939 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2941 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2943 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2944 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2946 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2948 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2949 climb up the chain of insns.
2951 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2953 * genrecog.c (write_subroutine): Careful for null trees.
2954 (process_tree): Don't elide empty functions.
2956 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2958 * Makefile.in (genrtl.o): Depend on ggc.h.
2959 * configure.in (valloc): Probe for it.
2960 (with-gc): Use ggc-page if valloc present.
2961 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2962 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2963 (ggc_alloc_string): Moved from ggc-page.c.
2964 * ggc-none.c (ggc_alloc_obj): New.
2965 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2966 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2967 (struct globals): Likewise for dev_zero_fd.
2968 (init_ggc): Likewise for it's initialization.
2969 (ggc_allocated_p): Move careful dereference from ...
2970 (ggc_lookup_page_table): ... here. Delete.
2971 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2972 (alloc_anon): Use valloc if no mmap.
2973 (release_pages): Use free if using valloc.
2974 (ggc_alloc_obj): Renamed from alloc_obj.
2975 (ggc_set_mark): Renamed from mark_obj.
2976 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2977 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2978 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2979 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2980 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2981 (ggc_collect): Use fp printing instead of our own rounding.
2982 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2983 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2984 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2985 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2986 (struct ggc_string, struct ggc_any): Delete.
2987 (offsetof): Provide default definition.
2988 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2990 (struct ggc_mem): New, from corpse of ggc_any.
2991 (struct ggc_status): Delete.
2992 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2993 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2994 (n_strings_collected, n_anys_collected): Delete.
2995 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2996 (ggc_alloc_string, ggc_alloc): Delete.
2997 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2998 (ggc_free_string, ggc_free_any): Delete.
2999 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
3000 (ggc_compare_addresses, ggc_mark_string): Delete.
3001 (ggc_mark_string_if_gcable, ggc_mark): Delete.
3002 (search_data): Delete.
3003 (struct globals): New.
3004 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
3005 (tree_insert, tree_lookup): New.
3006 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
3007 (clear_marks, sweep_objs): New.
3008 (ggc_collect): Gut. Use clear_marks, sweep_objs.
3009 (init_ggc): Set allocated_last_gc.
3010 (ggc_push_context): Gut. Use G.context.
3011 (ggc_pop_context): Likewise.
3012 (ggc_pop_context_1): New.
3013 (debug_ggc_tree): New.
3014 (debug_ggc_balance, tally_leaves): New.
3015 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
3016 (ggc_mark_string_if_gcable): Remove decl.
3017 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
3018 (ggc_mark_rtvec_children): New.
3019 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
3020 (ggc_mark_if_gcable): New decl.
3021 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
3022 (ggc_alloc_tree, ggc_alloc): Likewise.
3023 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
3024 (ggc_alloc_obj): New decl.
3025 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
3026 (ggc_alloc_tree, ggc_alloc): Likewise.
3027 (ggc_set_mark): New decl.
3028 * rtl.h (struct rtx_def): Remove gc_mark.
3029 (struct rtvec_def): Likewise.
3030 * tree.h (struct tree_common): Likewise.
3032 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
3034 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
3035 float_format and thread_file definitions.
3036 * configure: Rebuilt.
3038 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
3040 * extend.texi (Function Names): Document types of function names.
3042 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3044 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
3045 an earlyclobbered output conflict with RELOAD_INPUT reloads.
3047 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3049 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
3051 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3053 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
3055 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
3057 * collect2.c (main): Do prelimnary link on AIX if rflag.
3059 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3061 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
3062 __CTOR_LIST__ in opposite order, which is the correct order for sorted
3064 (__do_global_dtors): similarly for __DTOR_LIST__.
3066 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
3067 Diego Novillo <dnovillo@cygnus.com>
3069 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
3072 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
3074 * fixincl/*: Merged "no_bogosity" branch
3075 * fixincl/fixlib.h: protect against doubly defining t_bool
3076 * fixincl/server.h: protect against doubly defining t_bool
3078 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
3080 * genoutput.c: Include toplev.h.
3082 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
3084 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
3086 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
3087 * configure: Regenerate.
3089 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
3091 * gcse.c (delete_null_pointer_checks): Returns void.
3093 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3095 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
3096 * emit-rtl.c (copy_insn_1): Likewise.
3098 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3100 * config/mips/mips.c (mips_build_va_list): Correct
3101 TREE_CHAIN setting when hard-float.
3102 (mips_va_start): Use corrected setting.
3103 (mips_va_arg): Likewise. Also pass a tree to build of
3104 POSTINCREMENT_EXPR rather than a naked 'int'.
3106 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
3108 * ggc.h (ggc_push_context): Fix comment.
3109 (ggc_pop_context): Likewise.
3110 (mark_string_if_gcable): Likewise.
3111 * ggc-common.c (ggc_mark_rtx_children): Use
3112 ggc_mark_string_if_gcable.
3113 * ggc-page.c (ggc_lookup_page_table): New function.
3114 (ggc_allocated_p): Likewise.
3115 (mark_obj): Fix formatting.
3116 (ggc_mark_string_if_gcable): New function.
3117 * ggc-simple.c (ggc_allocated_strings): New variable.
3118 (ggc_strings_used): Likewise.
3119 (ggc_compare_addresses): New function.
3120 (ggc_pop_context): Pop the `any' memory too.
3121 (ggc_mark_string_if_gcable): New function.
3122 (ggc_collect): Initialize and tear down ggc_allocated_strings.
3124 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
3126 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
3127 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
3128 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3131 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3133 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3134 (sched_reg_live_length, sched_reg_basic_block): Delete.
3135 (current_block_num, bb_live_regs, old_live_regs): Delete.
3136 (dead_notes, struct sometimes): Delete.
3137 (sched_note_set, birthing_insn_p): Delete.
3138 (adjust_priority): Gut useless reg lifetime code.
3139 (create_reg_dead_note, attach_deaths): Delete.
3140 (attach_deaths_insn, new_sometimes_live): Delete.
3141 (finish_sometimes_live): Delete.
3142 (find_pre_sched_live, find_post_sched_live): Delete.
3143 (update_reg_usage): Delete.
3144 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3145 (schedule_insns): Delete reg lifetime code.
3146 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3147 (unlink_other_notes): Adjust REG_NOTE commentary.
3148 (reemit_notes): Use REG_SAVE_NOTE.
3149 (schedule_block): Likewise.
3150 (schedule_region): Allocate bitmap of blocks in region. Use
3151 count_or_remove_death_notes. Use update_life_info.
3153 * rtl.h (REG_SAVE_NOTE): New.
3154 * rtl.c (reg_note_name): Update.
3156 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3158 * combine.c (refresh_blocks, need_refresh): New.
3159 (combine_instructions): Allocate refresh_blocks. Invoke
3160 update_life_info if needed.
3161 (distribute_notes): Mark refresh_blocks instead of installing
3163 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3164 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3166 * Makefile.in (recog.o): Depend on basic-block.h.
3168 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3170 * genrecog.c (add_to_sequence): Thinko last change: delete
3171 shadowing allow_const_int variable.
3173 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3175 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3176 __GNUC__ and __GNUC_MINOR__.
3178 * gansidecl.h: Likewise.
3184 * toplev.h: Likewise.
3190 * varray.c: Likewise.
3192 * varray.h: Likewise.
3194 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3196 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3197 use one before a jump table.
3199 * rtl.def (ADDRESS): Change documentation to match reality.
3200 * md.texi: Don't document it.
3201 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3204 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3206 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3208 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3209 known predicate block; default allow_const_int true.
3210 (debug_decision_list): New.
3212 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3214 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3216 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3218 * gcse.c (gcse_main): Avoid global optimizations if we have a
3219 large number of basic blocks and the ratio of edges to blocks
3221 (delete_null_pointer_checks): Likewise.
3223 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3225 * c-common.c (check_format_info): Warn if format string isn't a
3228 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3230 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3231 * configure: regenerate
3233 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3235 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3236 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3237 (peepholes): Re-enable.
3239 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3241 * Makefile.in (flow.o): Depend on TREE_H.
3242 * basic-block.h (REG_SET_EQUAL_P): New.
3245 (free_regset_vector): Remove declaration.
3246 (flow_delete_insn_chain): Declare.
3247 (enum update_life_extent): New.
3248 (update_life_info, count_or_remove_death_notes): Declare.
3249 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3250 Verify register live at bb->global_live_at_start before adding USE.
3251 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3252 (CLEAN_ALLOCA): New.
3254 (PROP_*): New flags.
3255 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3256 (clear_edges): Zero n_edges.
3257 (make_edge): Increment n_edges.
3258 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3259 (flow_delete_insn_chain): Export.
3260 (delete_block): Decrement n_edges.
3261 (merge_blocks_nomove): Likewise.
3262 (life_analysis): Give life_analysis_1 PROP flags.
3263 (verify_wide_reg_1, verify_wide_reg): New.
3264 (verify_local_live_at_start): New.
3265 (update_life_info): Rewrite to call into propogate_block.
3267 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3268 always mark stack pointer. Conditionally mark PIC register.
3269 After reload, mark call-saved registers, return regsiters.
3270 (life_analysis_1): Accept PROP flags not remove_dead_code.
3271 Call mark_regs_live_at_end before zeroing regs_ever_live.
3272 Use calculate_global_regs_live. Copy global_live_at_end before
3273 calling final propagate_block. Zero reg_next_use on exit.
3274 (calculate_global_regs_live): New.
3275 (allocate_bb_life_data): Don't allocate bb->local_set.
3276 (init_regset_vector, free_regset_vector): Remove.
3277 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3278 Test flags before every operation. Warn if prologue/epilogue insn
3279 would have been deleted.
3280 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3281 Use alloc_EXPR_LIST.
3282 (mark_used_regs): Accept and use FLAGS, not FINAL.
3283 Remove special handling for RETURN.
3284 (try_pre_increment): Use alloc_EXPR_LIST.
3285 (dump_flow_info): Dump n_edges.
3286 (unlink_insn_chain, split_hard_reg_notes): Remove.
3287 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3288 (find_insn_with_note, new_insn_dead_notes): Remove.
3289 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3290 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3291 (replace_insns): Remove.
3292 (count_or_remove_death_notes): New.
3293 (verify_flow_info): Abort on error after all checks.
3294 (remove_edge): Decrement n_edges.
3295 (remove_fake_edges): Tweek format.
3296 * haifa-sched.c (schedule_insns): Use split_all_insns.
3297 * output.h (update_life_info): Remove declaration.
3298 * recog.c (split_all_insns): From the corpse of split_block_insns,
3299 do the whole function block by block. Use update_life_info.
3300 (recog_last_allowed_insn): New.
3301 (recog_next_insn): Mind it.
3302 (peephole2_optimize): Set it. Walk backwards through blocks.
3303 Use update_life_info.
3304 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3305 (split_all_insns): Declare.
3306 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3307 Use split_all_insns.
3309 * i386.md (or -1 peep2s): Disable.
3311 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3313 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3314 a single pattern. Scrap the 'd' versions as unnecessary.
3316 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3317 tablejump_mips162,tablejump_internal4): The operands to a
3318 label_ref must be VOIDmode.
3320 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3322 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3324 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3326 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3328 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3330 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3331 cache every function if ggc_p.
3333 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3335 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3336 instead of copy_rtx. Accept sequences that contain asm statements.
3337 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3338 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3339 orig_asm_operands_vector, copy_asm_operands_vector,
3340 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3342 * rtl.h (copy_insn, copy_insn_1): Declare.
3344 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3346 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3348 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3349 arguments to `current_file_function_operand'.
3351 * genrecog.c: Include hard-reg-set.h and resource.h in the
3352 generated output file.
3354 * real.c: Include tm_p.h.
3356 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3358 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3361 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3363 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3364 before the fctiwz insn.
3366 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3367 Mark Mitchell <mark@codesourcery.com>
3369 * tree.c (make_lang_type_fn): New funtion pointer.
3370 (make_lang_type): Call it.
3371 * tree.h (make_lang_type): Declare.
3372 (make_lang_type_fn): Likewise.
3373 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3375 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3377 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3378 make sure that HIGH instructions are copied into BASE_REGS.
3380 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3382 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3384 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3386 * c-decl.c (finish_struct): Use simpler method of
3387 removing elements of a singly-linked list.
3389 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3391 * alpha.md (peephole2's): Comment out peephole2's that generate
3394 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3396 * genrecog.c (add_to_sequence): Disable mode check for
3399 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3401 * ggc-simple.c (init_ggc): Set empty_string.
3403 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3405 * configure.in: Detect mmap. Add --with-gc=foo to select
3406 garbage collector; default to page if mmap available.
3407 * Makefile.in (GGC): Substitute.
3409 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3411 * c-decl.c (ggc_p): Enable.
3413 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3415 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3417 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3419 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3420 string for little-endian-data.
3422 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3424 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3425 case somebody tries to compile --enable-checking code with gcc
3428 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3430 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3433 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3435 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3436 * jump.c (jump_optimize_1): Document why.
3438 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3440 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3441 pointers and casts for `int_handler' and `quit_handler'.
3443 * flow.c (verify_flow_info, split_hard_reg_notes,
3444 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3445 remove_edge, remove_fake_successors): Add static prototypes.
3446 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3447 (mark_set_1): Initialize variable `regno'.
3448 (unlink_insn_chain): Likewise for variable `curr'.
3449 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3451 * loop.c (strength_reduce): Initialize variable
3452 `unrolled_insn_copies'.
3453 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3454 prototypes. Change these functions to take const PTR parameters
3455 to avoid prototype conflict when used as the comparson argument
3457 (check_dbra_loop): Initialize variable `comparison_val'.
3459 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3460 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3461 (find_valid_class): Initialize variable `best_class'.
3462 (find_reloads): Call memcpy, not bcopy.
3464 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3465 (hard_reg_use_compare): Don't needlessly cast away const.
3466 (reload_reg_class_lower): Likewise.
3467 (choose_reload_regs): Initialize variable `regno'.
3469 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3471 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3473 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3475 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3476 ({,d}discard): Add forward declarations. Declare parameter as
3478 (main_without_main): Explicitly declare return type to be int.
3479 (memcpy): Properly declare.
3481 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3482 building the trampoline support, declare malloc, free, and
3484 (__clear_cache): Mark arguments as potentially unused.
3486 * frame.c (toplevel): If inhibit_libc is defined, declare
3489 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3491 * flow.c (make_edge): Accept an optional 2D bitmap in which
3492 to cache edge existence. Update all callers.
3493 (make_label_edge, make_eh_edge): Pass through the edge cache.
3494 (make_edges): Provide the cache.
3496 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3498 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3500 (local_mbtowc): Change the type of variable `i' from int to size_t.
3502 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3503 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3505 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3507 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3508 after other includes that define the appropriate types. Include
3509 tm_p.h for getting user prototypes.
3510 * ggc-callbacks.c (toplevel): Ditto.
3511 * ggc-none.c (toplevel): Ditto.
3512 * gcc-page.c (toplevel): Ditto.
3513 * ggc-simple.c (toplevel): Ditto.
3515 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3516 Jonathan Larmour <jlarmour@cygnus.co.uk>
3518 * config/mips/mips.c (mips_move_2words): Split doubles if
3519 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3521 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3523 * genrecog.c (struct decision_test): New.
3524 (struct decision): Remove test-related members, sort the rest by size.
3525 (IS_SPLIT): Simplify.
3526 (new_decision, new_decision_test): New.
3527 (add_to_sequence): Use them. No special handling for args of
3529 (maybe_both_true): Renamed from not_both_true; return sense changed.
3530 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3531 of maybe_both_true and adjusted for decision_test.
3532 (position_merit): Remove.
3533 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3534 (merge_accept_insn): New, broken out of merge_trees.
3535 (merge_trees): Use them. No special case for c_test; no node
3536 splitting; use test type instead of position_merit.
3537 (factor_tests): New.
3538 (simplify_tests): New.
3539 (break_out_subroutines): Don't write code now.
3540 (find_afterward): New.
3541 (write_afterward, write_switch, write_cond): New.
3542 (write_action, is_unconditional): New.
3543 (write_node): New. Use them.
3544 (write_tree_1): Rewrite. Use the new functions above.
3545 (write_tree): Remove afterward processing.
3546 (write_subroutine): Simplify function variant emission.
3547 (write_subroutines): New.
3548 (same_codes, clear_codes): Remove.
3549 (same_modes, clear_modes): Remove.
3550 (write_header): New, broken out of main.
3551 (make_insn_sequence): Use new_decision and new_decision_test.
3552 (process_tree): New, broken out of main.
3553 (main): Adjust for merge_trees interface change.
3554 Don't #define operands in the output file.
3555 (record_insn_name): New, broken out of make_insn_sequence.
3556 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3557 (debug_decision): New.
3559 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3561 * resource.c (find_free_register): Mark class_str argument const.
3562 * resource.h: Update prototype to match.
3564 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3565 * i386.md: Give all anonymous insns names.
3567 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3569 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3572 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3574 * toplev.c (dbr_sched_time): Unconditional.
3575 (peephole2_time): New.
3576 (compile_file): Add pass numbers to all of the dump file suffixes.
3577 Dump peephole2_time. Don't dump times for non-applicable passes.
3578 (rest_of_compilation): Add pass numbers to dump file suffixes.
3579 Conditionalize calls to the scheduler.
3580 * invoke.texi: Update.
3582 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3584 * flow.c (make_edges): Fix insn iteration.
3585 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3586 (find_basic_blocks_1): Fix spelling mistake.
3588 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3590 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3591 always have side-effects. Use memset not bzero.
3592 (make_node): Likewise.
3594 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3596 * stmt.c (expand_anon_union_decl): When any of the elements of the
3597 union is addressable, so is the entire union.
3599 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3601 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3603 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3604 * bitmap.c (bitmap_operation): Return true iff TO changed.
3605 (bitmap_equal_p): New.
3606 (bitmap_bit_p): Tidy arithmetic.
3607 (debug_bitmap_file): Likewise.
3609 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3611 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3612 before cse2 instead of after.
3614 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3616 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3619 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3621 * cppinit.c (is_idchar initializer): Loosen tests to accept
3624 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3626 * mips.md: Define conditional move patterns for floating point
3627 operands and DI mode conditions.
3629 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3631 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3632 always have side-effects.
3634 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3636 * mn10200.c (asm_file_start): Fix typo.
3638 * cppinit.c (is_idchar initializer): Tighten tests for when
3639 to put the table into initialized memory.
3641 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3642 not an array of rtunion.
3643 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3644 * gcc-simple (ggc_free_rtvec): Similarly.
3646 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3649 * mbchar.h: Add missing #endif.
3651 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3652 (FPBIT, DPBIT): Define.
3654 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3656 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3658 * profile.c (instrument_arcs, output_gcov_string,
3659 tablejump_entry_p): Add static prototypes.
3660 (output_gcov_string): Constify a char*.
3662 * regmove.c (replacement_quality, fixup_match_2): Add static
3665 * resource.h (reg_dead_p): Add extern prototype.
3667 * rtl.c (trim_filename): Add static prototype.
3669 * scan-decls.c (skip_to_closing_brace): Likewise.
3671 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3672 (expand_end_case): Initialize variable `range'.
3673 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3675 * varasm.c (asm_emit_uninitialised): Add static prototype.
3676 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3679 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3681 * cpplib.c (if_directive_nameo): Add static prototype.
3683 * cse.c (cse_insn): Remove unused variable `p'.
3685 * except.c (create_rethrow_ref, push_entry,
3686 receive_exception_label, new_eh_region_entry, find_func_region,
3687 clear_function_eh_region, process_nestinfo): Add static prototypes.
3688 (get_reg_for_handler): Hide definition.
3689 (process_nestinfo): Initialize variable `extra_handlers'.
3691 * expr.h (expand_builtin_longjmp): Add extern prototype.
3693 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3695 * function.c (prepare_function_start): Likewise.
3696 (pop_function_context_from): Mark parameter `context' with
3698 (push_temp_slots_for_block, flush_addressof): Hide definition.
3700 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3701 solve_program_flow_graph, calculate_branch_probs,
3702 function_summary, main, fancy_abort): Add prototypes.
3704 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3705 (add_hash): Constify a char*.
3707 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3708 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3709 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3711 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3713 * lists.c (free_list, zap_lists): Likewise.
3715 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3717 * alias.c (nonlocal_reference_p): Add static prototype.
3719 * bitmap.c (bitmap_element_allocate): Prototype args in function
3722 * builtins.c (stabilize_va_list): Add static prototype.
3723 (expand_builtin_va_arg): Constify a char*.
3725 * c-lex.c (getch, put_back, extend_token_buffer_to,
3726 read_line_number, token_getch, token_put_back): Add static
3729 * c-parse.gperf (hash, is_reserved_word): Likewise.
3731 * cccp.c (is_dir_separator): Likewise.
3733 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * graph.h: New file to prototype functions exported by graph.c.
3737 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3739 * graph.c: Include graph.h.
3741 * toplev.c: Likewise. Remove redundant prototypes.
3743 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3745 * invoke.texi: Removed duplicated description for -Q.
3747 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3749 * extend.texi: Grammar fix in __extension__ text.
3751 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3753 * md.texi (define_peephole2): New section.
3755 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3757 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3758 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3761 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3763 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3765 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3767 * i386.md (ffs expander): Emit Pentium friendly code for
3770 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3772 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3776 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3778 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3780 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3782 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3785 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3787 * md.texi (No Constraints): Delete section.
3788 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3789 * final.c (final_scan_insn): We always have register constraints.
3790 * genattrtab.c: Don't include "insn-config.h".
3791 (write_attr_case): We always have register constraints.
3792 * genconfig.c (register_constraint_flag): Delete.
3793 (walk_insn_part): Don't check whether we have register constraints.
3794 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3795 * genoutput.c (have_constraints): Delete.
3796 (main): Don't set it.
3797 (output_operand_data): We always have constraints.
3798 (scan_operands): Likewise.
3799 (compare_operands): Likewise.
3800 * local-alloc.c (block_alloc): We always have constraints.
3801 (requires_inout): Always compile this function.
3802 * recog.c (extract_insn): We always have constraints.
3803 (constrain_operands, reg_fits_class_p): Always compile these
3805 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3807 (struct insn_operand_data): Likewise.
3808 * regclass.c (regclass): We always have constraints.
3809 (record_reg_classes, copy_cost, record_address_regs,
3810 auto_inc_dec_reg_p): Always compile these functions.
3811 * regmove.c (regmove_optimize): We always have constraints.
3812 * reload.c (find_reloads): Likewise.
3813 * reload1.c (reload): Likewise.
3814 (reload_cse_simplify_operands): Likewise.
3815 * i860.c (output_delay_insn): Likewise.
3817 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3819 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3821 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3823 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3824 for the va_list record.
3826 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3828 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3831 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3833 * alias.c: Include insn-flags.h.
3834 * Makefile.in (alias.o): Update.
3836 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3838 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3839 to LTU and GEU. Handle more cases using sbb.
3841 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3843 * i386.md (truncatexfdf splitters): Do not use subreg.
3844 (fop XFmode patterns): Fix mode in operand testing.
3846 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3848 * jump.c (jump_optimize_1): Amend last change to test only the
3849 form of the operand, not the insn.
3851 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3852 not register_operand to determine when B may need preloading.
3854 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3856 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3857 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3858 (call-value patterns): Move to end of file.
3859 (*): Remove mode from label_ref in (pc) context.
3860 (movstrqi): Use memory not general_operand for BLKmode operands.
3861 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3862 to register_operand operands.
3863 (peep2 patterns): Convert from commented-out peephole patterns.
3865 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3867 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3868 to BUILT_IN_INIT_DWARF_REG_SIZES.
3869 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3870 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3871 expand_builtin_init_dwarf_reg_sizes.
3872 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3873 with __builtin_init_dwarf_reg_size_table.
3874 * dwarf2out.c (struct reg_size_range): Delete.
3875 (expand_builtin_init_dwarf_reg_sizes): New function.
3876 (expand_builtin_dwarf_reg_size): Delete.
3877 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3878 (expand_builtin_dwarf_reg_size): Don't declare.
3879 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3880 (dwarf_reg_size_table): New.
3881 (init_reg_size_table): New function.
3882 (copy_reg): Use dwarf_reg_size_table.
3883 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3886 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3888 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3889 Correctly build argument list to constructor and destructor functions.
3891 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3893 * c-tree.h (warn_float_equal): Declare.
3894 * c-decl.c (warn_float_equal): Define.
3895 (c_decode_option): Recognize -W[no-]float-equal.
3896 * c-typeck.c (build_binary_op): Conditionally warn
3897 about equality tests of floating point types.
3898 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3899 * invoke.texi: Add docs for -Wfloat-equal warning.
3901 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3903 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3904 generating RTL directly.
3905 * mips.h (INIT_TARGET_OPTABS): Likewise.
3906 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3908 * expr.h (init_mov_optab): Delete declaration
3910 * h8300.c (WORD_REG_USED): Update to avoid useless register
3911 saves in interrupt functions and functions which never return.
3913 * cse.c (struct set): Delete inner_dest_loc field.
3914 (cse_insn): Remove assignments to inner_dest_loc field.
3916 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3918 * ggc-page.c: Don't include <unistd.h> etc taken care of
3919 by "system.h". Include <sys/mman.h> afterward.
3921 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3923 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3926 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3928 * xcoffout.c (xcoffout_declare_function): Add documentation.
3929 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3930 TARGET_64BIT. Compare constant to -1, not bit pattern.
3931 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3932 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3935 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3937 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3939 (gen_inlined_enumeration_type_die): Do not abort if the type has
3940 not been writeen out.
3941 (gen_inlined_structure_type_die): Do not abort if the type has
3942 not been writeen out.
3943 (gen_inlined_union_type_die): Do not abort if the type has
3944 not been writeen out.
3945 (gen_tagged_type_instantiation_die): Do not abort if the type
3946 has not been written out.
3948 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3950 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3952 * reg-stack.c (straighten_stack): Copy hard reg set with
3955 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3957 * builtins.c (stabilize_va_list): Stabilize array type va_list
3958 to a pointer type, not the base record type.
3959 (expand_builtin_va_copy): Dereference the pointers explicitly;
3960 use the correct size for the copy.
3962 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3963 (rs6000_va_arg): Likewise.
3965 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3967 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3969 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3971 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3973 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3975 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3977 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3978 (init_ggc): Use it instead of a constant.
3979 (ggc_collect): Bound allocated_last_gc by it.
3981 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3983 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3986 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3988 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3989 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3991 * config/mips/openbsd.h: New, OpenBSD little endian target.
3992 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3993 * config/mips/xm-openbsd.h: New, OpenBSD host.
3995 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3997 * config/m68k/m68k.c (output_function_prologue,
3998 output_function_epilogue): Use
3999 current_function_uses_pic_offset_table instead of regs_ever_live
4000 to decide whether to save/restore pic register.
4001 (legitimize_pic_address): Don't modify regs_ever_live any more.
4003 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
4005 * function.h (struct function): Add x_dont_save_pending_sizes_p.
4006 * stor-layout.c (variable_size): Don't add sizes to the pending
4007 sizes list if x_dont_save_pending_sizes_p is set.
4009 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
4011 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
4012 for symbolic_operand().
4013 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
4015 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4017 * combine.c (gen_rtx_combine): Add missing call to va_end().
4019 * final.c (asm_fprintf): Likewise.
4021 * genattrtab.c (attr_rtx): Likewise.
4023 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
4025 * cse.c: Update comments.
4026 (cse_insn): When converting a conditional/computed jump into
4027 an unconditional jump, always make sure a BARRIER immediately
4028 follows the converted jump. Do not delete unreachable code.
4029 (cse_basic_block): Do not delete unreachable code.
4030 * toplev.c (rest_of_compilation): Move call to
4031 delete_trivially_dead_insns after the conditional call to
4034 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4036 * collect2.c (make_temp_file): Don't prototype.
4038 * gcc.c (make_temp_file): Likewise.
4040 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
4042 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
4044 * varasm.c (asm_emit_uninitialised): New function: Generate
4045 the assembler statements necessary to declare an uninitialised
4047 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
4049 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
4050 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
4052 (assemble_variable): Use asm_emit_uninitialised to emit an
4053 uninitialised variable.
4055 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
4057 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
4058 constant on a 64 bit host. Patch supplied by Geoffrey Keating
4059 <geoffk@cygnus.com>.
4061 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4063 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
4064 * c-common.h (builtin_function): Don't declare.
4066 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
4068 (pushdecl): Likewise.
4069 (finish_decl): Likewise.
4070 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
4071 int. All callers changed.
4072 Set the builtin's DECL_BUILT_IN_CLASS.
4073 * tree.h (enum built_in_class): New.
4074 (enum built_in_function): Delete NOT_BUILT_IN.
4075 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
4077 (DECL_SET_FUNCTION_CODE): Likewise.
4078 (DECL_BUILT_IN_CLASS): New macro.
4079 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
4080 (struct tree_decl): Split builtin function code field into a
4082 (builtin_function): Declare.
4084 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
4086 * optabs.c (init_traps): Fix typo in last change.
4088 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
4090 * toplev.c (rest_of_decl_compilation): Update comment.
4092 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
4094 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
4095 in .sbss if appropriate.
4096 (EXTRA_SECTION_FUNCTIONS): Add sbss.
4097 (SBSS_SECTION_ASM_OP): New macro.
4098 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
4099 (EXTRA_SECTIONS): Add in_sbss.
4100 * config/mips/mips.h: Prototype sbss_section.
4102 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
4104 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
4107 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
4109 * optabs.c (init_traps): Register trap_rtx as a GC root.
4111 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4113 * config/mips/mips.c (function_arg_pass_by_reference): Define
4114 unconditionally, since it's called unconditionally.
4116 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
4118 * toplev.c (documented_lang_options): Add -fshort-wchar.
4119 * c-decl.c (c_decode_option): Likewise.
4120 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
4122 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
4123 * gcc.c (default_compilers): If -fshort-wchar,
4124 override __WCHAR_TYPE__.
4125 * tm.texi (C Dialect Options): Add -fshort-wchar.
4127 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
4128 symbol for a variable.
4130 * cpplib.h (CPP_PREPROCESSED): New macro.
4131 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4132 we're seeing this input for a second time.
4134 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4136 * emit-rtl.c (init_emit_once): Initialize modes first.
4138 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4140 * config/i386/i386.c (pic_label_name): Change to char pointer.
4141 (global_offset_table): New variable.
4142 (load_pic_register): Fill global_offset_table if it hasn't
4143 already been done. Allocate pic_label_name dynamically.
4144 * ggc.h (empty_string): New variable.
4145 * ggc-simple.c (empty_string): Likewise.
4146 (init_ggc): Allocate empty_string and add as root.
4147 * stmt.c (digit_strings): New variable.
4148 (init_stmt): Add last_block_end_note as root. Allocate and
4149 initialize digit_strings.
4150 (expand_asm_operands): Use empty_string instead of string
4151 constant. Use digit_strings instead of string constants.
4152 * profile.c (init_arc_profiler): Allocate string with
4153 ggc_alloc_string instead of xmalloc.
4154 (output_func_start_profiler): Likewise.
4155 * c-typeck.c (digest_init): Check if init is error_mark_node.
4157 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4158 Richard Henderson <rth@cygnus.com>
4160 * ggc-page.c: New file.
4161 * Makefile.in (ggc-page.o): New.
4163 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4165 * invoke.texi: Document -fdelete-null-pointer-checks
4166 * toplev.c (flag_delete_null_pointer_checks): New.
4167 (f_options): Add entry for -fdelete-null-pointer-checks.
4168 (rest_of_compilation): Conditionalize null pointer check
4169 elimination on flag_delete_null_pointer_checks.
4170 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4172 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4174 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4175 copyright notice and special exception to GPL.
4177 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * abi64.h (mips_function_value): Add prototype arguments.
4181 * mips-protos.h: New file with mips prototypes.
4183 * mips.c: Include "tm_p.h".
4184 (mktemp, lookup_name): Add prototype arguments.
4185 (extern_list, string_constant, mips_fill_delay_slot,
4186 mips_output_external, mips_output_external_libcall,
4187 mips_output_filename, mips_declare_object, function_prologue,
4188 mips_expand_prologue, function_epilogue, mips16_constant,
4189 build_mips16_function_stub, mips_output_conditional_branch):
4191 (mips_va_start): Remove unused variable `u'.
4192 (mips_va_arg): Cast value to unsigned when comparing against one.
4194 (save_restore_insns, mips_expand_prologue): Add missing arg in
4195 call to `large_int'.
4197 * mips.h: Move prototypes to mips-protos.h.
4198 (data_section, memory_address_p, rdata_section,
4199 readonly_data_section, simple_epilogue_p, text_section): Delete
4200 prototypes delcared elsewhere.
4201 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4203 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4205 * mips.md: Delete extra args in call to `mips_move_2words'.
4207 * xm-iris6.h (alloca): Add prototype argument.
4209 * genpeep.c: Include "tm_p.h" in generated output file.
4211 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4213 * basic-block.h (find_edge_index): Change parameters.
4214 * flow.c (verify_edge_list): Pass basic_block parameters to
4215 find_edge_index instead of integers.
4217 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4219 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4222 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4224 * gcc.1: Fix a formatting error.
4226 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4228 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4229 i786, mn10200, mn10300, pdp11, v850.
4231 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4233 * libgcc2.c (num_digits): Add prototype with
4234 __attribute__((const)).
4235 (__terminate): Add prototype.
4237 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4239 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4241 * alpha/alpha.c (print_operand): Fix type of `code'.
4242 (alpha_output_filename): Constify.
4243 * alpha/alpha.h: Move all function declarations ...
4244 * alpha/alpha-protos.h: ... here. New file.
4245 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4246 (SECTION_FUNCTION_TEMPLATE): Likewise.
4248 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4250 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4251 * expr.c (expand_expr): Likewise.
4252 (do_jump): Likewise.
4253 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4254 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4256 (enum can_compare_purpose): New.
4257 (can_compare_p): Adjust prototype.
4258 (prepare_cmp_insn, prepare_operand): Declare.
4259 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4260 * optabs.c (cmp_available_p): Deleted.
4261 (expand_abs): Pass ccp_jump to can_compare_p.
4262 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4263 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4264 Call can_compare_p rather than cmp_available_p.
4265 (prepare_operand): No longer static.
4266 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4267 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4268 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4269 sequence to use emit_cmp_and_jump_insns.
4270 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4272 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4274 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4275 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4276 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4277 (plus (reg) (const_int 0))
4278 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4280 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4282 * rs6000.c (expand_block_move): DImode loads and stores require
4283 word-aligned displacements. Increment address registers with
4284 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4286 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4288 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4289 is no name for the base type, rather than segfault. If we are
4290 writing out a complex integer type, use DW_ATE_lo_user.
4292 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4293 in one word or less (complex char, complex short, or on 64 bit
4294 systems complex float) to/from a hard register, copy it through
4295 memory instead of dying in gen_{real,imag}part. If we have a
4296 short complex type, prevent inlining since it allocates stack
4299 * tree.c (build_complex_type): If we are writing dwarf2 output,
4300 generate a name for complex integer types.
4302 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4304 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4305 * flow.c (remove_edge): Remove extra whitespace.
4306 (remove_fake_edges): Fix comment.
4307 (add_noreturn_fake_exit_edges): Use the correct name.
4309 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4311 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4312 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4313 (clean): Depend on INTL_CLEAN.
4314 (maintainer-clean): Adjust.
4316 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4318 * configure.in (AC_PREREQ): Bump to 2.13.
4319 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4321 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4323 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4325 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4327 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4328 (HAVE_STRINGIZE): Define.
4330 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4332 * c-parse.in: save and restore warn_pointer_arith on __extension__
4333 along with pedantic.
4334 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4335 Set the type of extension to itype rather than $<itype>1 kludge.
4336 * extend.texi (Alternate Keywords): Adjust documentation.
4337 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4339 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4341 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4342 most assembler templates.
4344 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4345 FP loads and stores.
4346 (following_call): Always return zero for the PA8000.
4347 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4348 FP loads and stores.
4349 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4351 * pa.h (BRANCH_COST): Define.
4353 * pa.md (return, return_internal): Use bve for PA2.0.
4355 * pa.md (fused multiply): Add variants which reduce height for the
4356 fused multiply, but which still generate 2 insns.
4357 (fnegabs): Similarly.
4359 * pa.md (subsi3): Turn into an expander. Create two anonymous
4360 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4361 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4363 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4365 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4367 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4368 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4370 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4373 * flow.c (record_active_eh_regions): Terminate loop after finding
4374 the last insn in the last basic block.
4376 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4378 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4380 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4382 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4384 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4386 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4387 splitting to not use output template.
4389 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4391 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4392 * config/c4x/c4x.c (c4x_va_start): New function.
4394 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4396 * genrecog.c (not_both_true): Handle correctly cases when called for
4397 tests with different positions in the insn.
4399 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4401 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4403 * system.h (HOST_PTR_PRINTF): ... to here.
4405 * mips-tfile.c: Don't include machmode.h.
4407 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4408 (mips-tfile.o): Don't depend on machmode.h.
4410 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4412 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4413 avoid conflicts with typedef struct `region' at the top level scope.
4415 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4417 * basic-block.h (basic_block): Add eh_beg, eh_end.
4418 * flow.c (entry_exit_blocks): Update.
4419 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4421 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4422 lists.c functions to allocate insn lists.
4423 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4425 (make_eh_edge): ... here. New.
4426 (move_stray_eh_region_notes): New.
4427 (record_active_eh_regions): New.
4428 (delete_unreachable_blocks): Split out block merging ...
4429 (try_merge_blocks): ... here. New.
4430 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4431 Dump debugging data.
4432 (merge_blocks_move_successor_nojumps): Likewise.
4433 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4435 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4437 * extend.texi (Bound member functions): Document unbound pmf
4440 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4442 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4443 has the EXIT_BLOCK as a dest.
4445 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4447 * flow.c (remove_edge): New function to remove an edge from the
4449 (remove_fake_successors): New function to remove fake successor edges.
4450 (remove_fake_edges): New function to remove all fake edges from the
4452 (add_fake_exit_edges): New function to add fake edges from all blocks
4453 with no successors to the exit block.
4454 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4455 prototypes for new functions.
4457 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4459 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4460 Use Pmode to determine whether to output .dword or .word.
4462 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4464 * tree.c (built_in_filename): New variable.
4465 (BUILT_IN_FILENAME): New macro.
4466 (init_tree_codes): Allocate built_in_filename.
4467 (make_node): Use built_in_filename instead of string constant.
4469 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4471 * configure.in: Add fr30 target.
4472 * configure: Regenerate.
4473 * config/fr30: New directory.
4474 * config/fr30/crti.asm: New file.
4475 * config/fr30/fr30.c: New file.
4476 * config/fr30/crtn.asm: New file.
4477 * config/fr30/fr30.h: New file.
4478 * config/fr30/fr30.md: New file.
4479 * config/fr30/lib1funcs.asm: New file.
4480 * config/fr30/t-fr30: New file.
4481 * config/fr30/xm-fr30.h: New file.
4483 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4485 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4486 BARRIER at the end of the successor, not the BARRIER before
4489 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4491 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4493 * stmt.c (any_pending_cleanups): Don't crash when
4494 current_function->stmt is unset.
4496 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4498 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4499 other initializations that may use it for relative offsets.
4501 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4503 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4504 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4505 * config/i386/sol2dbg.h: Removed.
4506 * config/i386/sol2gas.h: New file, to enable gas work-around.
4507 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4508 Don't use sol2dbg.h.
4509 * configure: Rebuilt.
4511 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4513 * invoke.texi (-fthis-is-variable): Remove documentation.
4515 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4517 * basic-block.h (compute_bb_for_insn): Declare.
4518 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4519 to use; set size of basic_block_for_insn directly.
4520 (find_basic_blocks): Update.
4522 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4524 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4526 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4528 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4529 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4531 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4533 * c-decl.c (c_decode_option): Extend comment.
4535 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4537 * toplev.c (progname): Make 'const char *'
4538 (flag_print_mem): Move out of main.
4539 (version_flag): Move out of main.
4540 (filename): Move out of main.
4541 (debug_args): Remove g prefix from options.
4542 (documented_lang_options): Remove cpplib specific options.
4543 (display_help): Add g prefix to debug options.
4544 (check_lang_option): Delete this function.
4545 (decode_d_option): New function: Decode -d... option.
4546 (decode_f_option): New function: Decode -f... option.
4547 (decode_W_option): New function: Decode -W... option.
4548 (decode_g_option): New function: Decode -g... option.
4549 (independent_decode_option): New function: Decode a language
4550 independent command line option.
4551 (main): Invoke lang_decode_option and then
4552 independent_decode_option on each command line option in
4555 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4557 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4558 * fold-const.c (fold_range_test): Do not try to fold the range
4559 test if the rhs or lhs has side effects.
4561 * basic-block.h (compute_flow_dominators): Declare.
4563 * gcse.c (alloc_code_hoist_mem): New function.
4564 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4565 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4566 (hoist_code, one_code_hoisting_pass): Likewise.
4567 (gcse_main): If optimizing for size, then hoist expressions
4568 computed in multiple dominated basic blocks.
4570 * gcse.c (invalid_nonnull_info): New function.
4571 (delete_null_pointer_checks): Likewise.
4572 * rtl.h (delete_null_pointer_checks): Declare.
4573 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4575 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4576 (merge-blocks_move_successor_nojumps): Likewise.
4577 (merge_blocks): Allow merging of some blocks, even if it requires
4578 physical movement of the blocks, but not if it requires new jumps.
4580 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4581 Callers and prototype changed.
4582 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4584 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4586 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4587 -YP when both -p and -pg are present. From i386/sol2.h.
4589 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4591 * Makefile.in (distclean): Delete tm_p.h.
4592 * configure.in: Create a new file, "tm_p.h", from a list in
4593 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4594 "i386/i386-protos.h".
4596 * alias.c: Include "tm_p.h".
4597 * c-typeck.c: Likewise.
4598 * calls.c: Likewise.
4600 * emit-rtl.c: Likewise.
4601 * explow.c: Likewise.
4602 * expmed.c: Likewise.
4604 * final.c: Likewise.
4606 * fold-const.c: Likewise.
4607 * function.c: Likewise.
4609 * global.c: Likewise.
4610 * haifa-sched.c: Likewise.
4611 * integrate.c: Likewise.
4613 * local-alloc.c: Likewise.
4615 * optabs.c: Likewise.
4616 * recog.c: Likewise.
4617 * reg-stack.c: Likewise.
4618 * regclass.c: Likewise.
4619 * regmove.c: Likewise.
4620 * reload.c: Likewise.
4621 * reload1.c: Likewise.
4622 * reorg.c: Likewise.
4623 * resource.c: Likewise.
4625 * stor-layout.c: Likewise.
4626 * toplev.c: Likewise.
4628 * unroll.c: Likewise.
4629 * genattrtab.c (main): Make generated file include "tm_p.h".
4630 * genemit.c (main): Likewise.
4631 * genoutput.c (main): Likewise.
4632 * genrecog.c (main): Likewise.
4634 * i386.h: Delete all prototypes.
4635 * i386.c: Include "tm_p.h".
4636 (ix86_attr_length_default): Call constant_call_address_operand
4637 with correct number of arguments.
4638 * i386-protos.h: New file.
4639 * i386.md (unnamed patterns): Call constant_call_address_operand
4640 with correct number of arguments.
4641 (exception_receiver): Call load_pic_register with correct number
4644 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4646 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4648 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4650 * rtl.h (insns_safe_to_move_p): New function.
4651 * loop.c (find_and_verify_loops): Use it.
4652 * rtlanal.c (insns_safe_to_move_p): Define it.
4654 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4656 * c-pragma.c: Include ggc.h.
4657 * Makefile.in (c-pragma.o): Update.
4659 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4661 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4662 (LIB_SPEC): Likewise.
4663 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4664 Reindent -YP/-p/-pg.
4665 Copied from config/sparc/sol2.h.
4667 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4669 * c-pragma.c (mark_align_stack): New.
4671 * c-pragma.h (init_pragma): Declare it.
4672 * c-lex.c (init_parse): Call it.
4674 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4676 * configure.in: Pick up thread library on Solaris/x86 just
4677 like on Solaris/sparc.
4678 * configure: Rebuilt.
4680 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4682 * rtl.h (global_rtx_index): New enum.
4683 (global_rtl): Change to array of rtx.
4684 (pc_rtx, cc0_rtx): Redefine accordingly.
4685 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4686 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4687 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4688 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4689 (const_int_rtx): Change to array of rtx.
4690 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4692 * emit-rtl.c (global_rtl): Change to array of rtx.
4693 (const_int_rtx): Change to aray of rtx.
4694 (gen_rtx_CONST_INT): Redefine accordingly.
4695 (init_emit_once): Allocate and initialize global_rtl. Likewise
4696 for const_int_rtx. Add both as GC roots.
4697 * genattrtab.c (global_rtl): Update declaration.
4699 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4701 * Makefile (USER_H): Add iso646.h back.
4703 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4705 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4706 zapping the LOG_LINKS of sched_before_next_call.
4708 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4709 * pa.c (insn_refs_are_delayed): Renamed from
4710 insn_sets_and_refs_are_delayed.
4712 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4714 * functiion.h (struct function): Add x_whole_function_mode_p.
4715 (retrofit_block): Declare.
4716 * function.c (retrofit_block): New function.
4717 (identify_blocks): Add assertions. Allow an incomplete set of
4718 block notes if we're still generating code for the function.
4719 * integrate.c: Include loop.h.
4720 (expand_inline_function): Call find_loop_tree_blocks to map block
4721 notes to blocks when in whole-function mode. Use retrofit_block
4722 to insert new BLOCKs for the inlined function, rather than
4724 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4725 * Makefile.in (integrate.o): Depend on loop.h.
4727 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4729 * tree.h (warn_about_unused_variables): Declare.
4730 * stmt.c (warn_about_unused_variables): New function, split out
4732 (expand_end_bindings): Here.
4734 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4736 * stmt.c (preserve_subexpressions_p): Don't crash when
4737 current_function->stmt is unset.
4739 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4741 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4742 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4743 (expand_start_target_temps): Use it.
4744 * except.c (expand_eh_region_start_for_decl): Likewise.
4745 * expr.c (expand_expr): Likewise.
4747 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4749 * fold-const.c (operand_equal_p): Pay attention to side effects.
4751 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4753 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4754 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4756 * tlink.c (scan_linker_output): Look for keywords before accepting
4757 a mangled name in quotes.
4759 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4761 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4762 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4764 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4766 * alpha.md: Revert Thu Nov 26 change that came in through the
4767 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4768 Avoid earlyclobber when possible.
4770 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4772 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4774 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4775 Define HAVE_ON_EXIT.
4777 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4779 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4780 CTYPE_CONV in all ctype macros.
4782 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4785 * cexp.y (initialize_random_junk): Likewise.
4787 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4789 * i370.c (handle_pragma): Likewise.
4791 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4793 * v850.c (override_options): Likewise.
4795 * doprint.c (_doprnt): Likewise.
4797 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4800 * fixinc/server.c (load_data): Likewise.
4802 * fold-const.c (real_hex_to_f): Likewise.
4804 * genattr.c (write_upcase, gen_attr): Likewise.
4806 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4807 write_upcase): Likewise.
4809 * genemit.c (print_code): Likewise.
4811 * genopinit.c (gen_insn): Likewise.
4813 * genpeep.c (print_code): Likewise.
4815 * genrecog.c (print_code): Likewise.
4817 * optabs.c (init_libfuncs): Likewise.
4819 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4821 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4823 (reemit_notes): Likewise.
4825 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4827 * ggc.h (ggc_root): Move to ggc-common.c.
4829 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4830 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4831 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4832 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4833 * ggc-common.c (ggc_root): Move from ggc.h.
4834 (roots): Declare, static.
4835 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4836 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4837 null or check/set mark bit.
4838 (ggc_mark_roots): New.
4839 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4841 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4843 * m32r.c: Include toplev.h.
4844 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4845 (gen_compare): Rename swap_p to must_swap to match uses.
4846 Add default abort case.
4847 (m32r_output_function_epilogue): Remove unused variables.
4848 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4849 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4850 define to empty parameter list. Update all uses.
4851 (predicate decls): Use enum machine_mode not int.
4852 * m32r.md (movsi): Call abort, not fatal_insn.
4853 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4855 1999-09-14 Andrew Haley <aph@cygnus.com>
4857 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4858 use $0 instead of 0.
4860 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4862 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4863 computation out of loop over hard regs.
4865 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4867 * function.c (identify_blocks): Don't shadow a variable in an
4869 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4870 pushdecl, or poplevel to build up the new BLOCK tree.
4871 (expand_inline_function): Likewise.
4872 (integrate_parm_decls): Likewise.
4874 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4876 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4878 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4880 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4881 * invoke.texi: Document this change.
4883 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4885 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4887 (mark_emit_status): Renamed from mark_emit_state.
4888 * except.c (mark_eh_status): Renamed from mark_eh_state.
4889 Check not null before marking.
4890 (free_eh_status): New.
4891 * expr.c (mark_expr_status, free_expr_status): New.
4892 * function.c (free_machine_status): New.
4893 (free_after_parsing): New.
4894 (free_after_compilation): Move bits to free_after_parsing; call
4895 free_eh_status, free_expr_status; zero the marked members of the
4897 (prepare_function_start): No can_garbage_collect.
4898 Call init_eh_for_function.
4899 (expand_dummy_function_end): Free up current_function state.
4900 (mark_function_status): Renamed from mark_function_state.
4901 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4902 * function.h (struct function): No can_garbage_collect.
4903 (free_machine_status, free_after_parsing): Declare.
4904 (free_eh_status, free_expr_status): Declare.
4905 * ggc.h (mark_expr_status): Declare.
4906 * stmt.c (free_stmt_status): Free the struct.
4907 (mark_stmt_status): Renamed from mark_stmt_state.
4908 (init_stmt): Don't call init_eh.
4909 (init_stmt_for_function): Don't call init_eh_for_function.
4910 * toplev.c (compile_file): Call init_eh.
4911 (rest_of_compilation): Free basic block info before ggc_collect.
4912 Call free_after_parsing; conditionally call free_after_compilation.
4913 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4914 Check not null before marking.
4915 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4917 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4919 * c-lex.c (yylex): Initialize warn.
4921 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4923 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4924 register when performing secondary reloads for the SAR register.
4926 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4928 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4929 (NOTE_BLOCK): New macro.
4930 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4931 * function.h (identify_blocks): Change prototype.
4932 * function.c (identify_blocks): Simplify.
4933 (reorder_blocks): Likewise.
4934 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4935 NOTE_INSN_BLOCK_{BEG,END}.
4936 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4937 the list of saved notes if the note isn't a
4938 NOTE_INSN_BLOCK_{BEG,END}.
4939 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4941 (reemit_notes): Adjust recreation of notes to reflect new saved
4943 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4944 printing a block note.
4945 * stmt.c (block_vector): Remove.
4946 (find_loop_tree_blocks): Simplify.
4947 (unroll_block_trees): Likewise.
4948 * tree.h (reorder_block): Change prototype.
4950 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4952 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4953 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4954 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4955 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4956 (atexit, exit): Simplify.
4957 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4958 * config/lots: Remove defns of HAVE_ATEXIT.
4960 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4962 * calls.c (precompute_arguments): Fix typo in comment.
4963 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4966 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4968 * dsp16xx.c (override_options): Fix typos in GC root registration.
4970 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4972 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4974 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4975 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4976 (CC1_SPEC): Likewise.
4978 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4980 * genattr.c (main): Add extern prototype. Call return, not exit.
4981 * genattrtab.c (main): Likewise.
4982 * gencheck.c (main): Likewise.
4983 * gencodes.c (main): Likewise.
4984 * genconfig.c (main): Likewise.
4985 * genemit.c (main): Likewise.
4986 * genextract.c (main): Likewise.
4987 * genflags.c (main): Likewise.
4988 * gengenrtl.c (main): Likewise.
4989 * genopinit.c (main): Likewise.
4990 * genoutput.c (main): Likewise.
4991 * genpeep.c (main): Likewise.
4992 * genrecog.c (main): Likewise.
4994 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4995 * genattrtab.c (get_insn_name): Likewise.
4996 * gencodes.c (get_insn_name): Likewise.
4997 * genconfig.c (get_insn_name): Likewise.
4998 * genemit.c (get_insn_name): Likewise.
4999 * genextract.c (get_insn_name): Likewise.
5000 * genflags.c (get_insn_name): Likewise.
5001 * genopinit.c (get_insn_name): Likewise.
5002 * genpeep.c (get_insn_name): Likewise.
5004 * gencheck.c (usage): Add static prototype.
5005 * genextract.c (print_path): Constify a char*.
5006 * genopinit.c (optabs): Likewise.
5007 * genoutput.c (operand_data, data, output_predicate_decls,
5008 compare_operands): Likewise.
5009 * genrecog.c (write_tree): Add default case in switch.
5011 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5013 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
5015 * print-rtl.c (get_insn_name): Remove prototype.
5017 * toplev.h (progname): Declare const.
5019 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
5020 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
5021 dump_sched_info, dump_local_alloc, regset_release_memory,
5022 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
5023 error_with_file_and_line, error_with_decl, error_for_asm, error,
5024 fatal, warning_with_file_and_line, warning_with_decl, warning,
5025 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
5026 Remove redundant prototypes.
5028 (notice, check_lang_option, report_file_and_line, vnotice,
5029 mark_file_stack): Add static prototype.
5030 (set_fatal_function): Add prototype.
5031 (vnotice, report_file_and_line, set_fatal_function,
5032 check_lang_option): Constify a char*.
5033 (main): Prototype. Call return, not exit.
5035 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5037 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
5039 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
5041 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
5043 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
5045 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5047 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
5048 behave as if it's zero in all cases.
5049 (expand_function_start): Adjust call to assign_parms.
5050 * tree.h (assign_parms): Adjust prototype.
5051 * objc/objc-act.c (hack_method_prototype): Adjust call to
5054 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
5056 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
5057 arg_pointer_rtx fixed if the argument pointer register is
5059 (NONZERO_BASE_PLUS_P): Likewise.
5061 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
5063 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
5064 match_insn2 to match_insn.
5065 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
5067 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
5069 * Makefile.in (USER_H): Remove va-foo.h.
5071 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
5072 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
5073 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
5074 va-spur.h,va-v850.h}: Remove.
5076 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
5078 * sparc/sparc.md (eligible_for_return_delay): New attribute.
5079 (in_return_delay): Use it instead of match_insn.
5081 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5083 * config/alpha/va_list.h (va-alpha.h): Do not include.
5084 (__gnuc_va_list): Typedef as in varargs.h.
5086 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
5088 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
5089 DECL_LIVE_RANGE_RTL.
5091 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
5093 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
5094 not NOTE_BLOCK_NUMBER.
5095 (expand_eh_region_end): Likewise.
5096 (find_exception_handler_labels): Likewise.
5097 (scan_region): Likewise.
5098 (exception_optimize): Likewise.
5099 (update_rethrow_references): Likewise.
5100 (set_insn_eh_region): Likewise.
5101 * final.c (final_scan_insn): Likewise.
5102 * flow.c (make_edges): Likewise.
5103 * integrate.c (expand_inline_function): Likewise.
5104 * print-rtl.c (print_rtx): Likewise.
5106 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
5108 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
5109 terms of builtin functions and types.
5111 * mips.c (mips_build_va_list): New.
5112 (mips_va_start, mips_va_arg): New.
5113 * mips.h (BUILD_VA_LIST_TYPE): New.
5114 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5116 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
5117 (sh_build_va_list, sh_va_start, sh_va_arg): New.
5118 * sh.h (BUILD_VA_LIST_TYPE): New.
5119 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
5121 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
5123 * recog.h (struct recog_data): Make dup_num, operand_address_p,
5124 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
5125 (struct insn_data): Likewise with n_operands, n_dups,
5126 n_alternatives, output_format.
5127 * regclass.c (scan_one_insn): Cast n_operands to int before
5128 arithmetic inside comparison.
5130 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5132 * toplev.c (compile_function): Unconditionally emit nop.
5134 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5136 * haifa-sched.c (actual_hazard): Move declaration of variable
5137 `this_cost' into the scope where it is used.
5139 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5141 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5142 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5143 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5145 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5147 * jump.c (find_insert_position): Don't declare or define unless
5148 !HAVE_conditional_arithmetic.
5149 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5151 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5153 * recog.c (offsettable_address_p): Prototype function pointer.
5154 (preprocess_constraints): Call memset, not bzero.
5156 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5157 (gcc_obstack_init): Don't declare.
5158 (fix_sizetype): Add static prototype.
5159 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5160 (tree_cons): Call memset, not bzero.
5162 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5163 definition in macro ASM_WEAKEN_LABEL.
5164 (mark_const_hash_entry): Add static prototype.
5166 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5168 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5170 * unroll.c (find_common_reg_term, subtract_reg_term,
5171 loop_find_equiv_value): Add static prototypes.
5172 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5173 (copy_loop_body): Remove unreachable break statement.
5175 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5177 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5179 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5181 Undo some changes from the gcc2 merge:
5182 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5183 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5187 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5188 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5189 initialized float-int union if the value is a NaN.
5191 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5193 * gthr-win32.h: New file.
5195 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5196 shared as a valid attribute.
5197 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5198 * extend.texi: Document `shared' variable attribute.
5200 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5202 * configure.in: Handle --enable-threads on FreeBSD.
5203 * configure: Rebuit.
5205 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5207 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5209 * configure: Rebuilt.
5211 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5212 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5213 Rosimildo DaSilva <rdasilva@connecttel.com>
5215 * configure.in (m68k-*-rtemscoff*): Added.
5216 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5217 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5218 sparc-rtems configuration.
5219 * configure.in (sparc-*-rtemself*): Added.
5220 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5221 * config/i386/rtems.h: Added comment.
5222 * config/sparc/rtemself.h: New file.
5224 * configure.in (m68k-rtemself): Added.
5225 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5226 and DWARF_DEBUGGING_INFO.
5227 * config/m68k/crti.s: New file.
5228 * config/m68k/crtn.s: New file.
5229 * config/m68k/t-crtstuff: New file.
5230 * config/m68k/rtemself.h: New file.
5232 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5233 global ctor/dtor and C++ exception handling.
5234 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5235 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5237 * config/i386/t-rtems-i386: New File.
5239 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5241 * stmt.c (expand_end_case): Return right away if the case stack is
5244 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5246 * Makefile.in (version.c): Remove rule incorrectly brought in from
5249 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5251 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5252 * msdos/top.sed: Take into account a prepended $(SHELL) to
5254 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5256 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5258 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5260 * regmove.c (fixup_match_1): Don't change an unchanging register.
5261 (stable_but_for_p): Renamed to:
5262 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5263 Changed all callers.
5265 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5267 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5268 insn from BL2 is after the insn from BL.
5270 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5272 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5273 (struct insn_data): Merge `template' and `outfun' into `output'.
5274 Add `output_format'.
5275 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5276 (struct data): Remove `outfun'; add `output_format'.
5277 (name_for_index): Remove declaration.
5278 (output_insn_data): Handle output formats.
5279 (process_template): Emit the bare array for @.
5280 (gen_expand, gen_split): Set output_format to NONE.
5281 * output.h (get_insn_template): Declare.
5282 * final.c (get_insn_template): New.
5283 (final_scan_insn): Use it.
5284 * toplev.c (compile_file): Likewise.
5286 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5287 * i860/i860.c (output_delayed_branch): Likewise.
5288 (output_delay_insn): Likewise.
5290 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5292 * rtl.c (obstack_alloc_rtx): Removed.
5294 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5296 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5298 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5300 * i386.c (call_insn_operand): Reject const_int.
5301 (expander_call_insn_operand): Use call_insn_operand.
5303 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5305 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5307 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5309 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5310 Use DImode operation.
5312 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5314 * gcc.c: Include sys/resource.h.
5315 (report_times): New flag.
5316 (execute): If report_times is set, calculate and report the
5317 CPU time consumed by each subprocess.
5319 (rus, prus): New globals.
5320 (option_map): Add --time.
5321 (display_help): Document -time.
5322 (process_command): Set report_times if -time is given.
5323 Turn off -pipe if -time is given.
5325 * invoke.texi: Document new option -time.
5327 * configure.in: Check for getrusage. Check if we have to
5328 prototype getrusage.
5329 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5330 * configure: Regenerate.
5331 * config.in: Regenerate.
5333 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5335 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5338 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5340 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5341 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5342 (nan): Return _thenan_sf or _thenan_df as appropriate.
5343 (L_thenan_sf): Define _thenan_sf.
5344 (L_thenan_df): Define _thenan_df.
5346 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5347 (DPBIT_FUNCS): Add _thenan_df.
5349 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5351 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5354 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5356 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5359 (lang_specific_driver): Don't take a function pointer parameter.
5360 All callers changed.
5362 * gcc.c: Include gcc.h.
5363 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5364 lang_specific_extra_outfiles, fatal): Don't declare.
5365 (multilib_defaults_raw): Constify.
5366 (read_specs): Call memset, rather than bzero.
5367 (main): Call return, not exit.
5368 (lookup_compiler): Call memcpy, not bcopy.
5369 (fatal): Make extern.
5371 * cppspec.c: Include gcc.h.
5372 (lang_specific_driver): Initialize variable `quote'. Constify a
5373 char*. All calls to the function pointer parameter now
5374 explicitly call `fatal'.
5376 * gccspec.c (lang_specific_driver): Include gcc.h.
5378 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5380 * arm.c (note_invalid_constants): Use recog_data.operand_type
5383 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5385 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5388 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5389 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5390 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5391 reload_secondary_in_reload, reload_secondary_out_reload,
5392 reload_secondary_in_icode, reload_secondary_out_icode,
5393 reload_reg_rtx, reload_when_needed): Delete declarations.
5394 (struct reload): New structure.
5395 (rld): Declare new array.
5396 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5397 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5398 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5399 reload_secondary_in_reload, reload_secondary_out_reload,
5400 reload_secondary_in_icode, reload_secondary_out_icode,
5401 reload_reg_rtx, reload_when_needed): Delete definitions.
5403 (whole file): Replace uses of the deleted arrays with uses of rld.
5404 * reload1.c (whole file): Replace uses of the deleted arrays with
5406 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5407 explicit loops, not with bcopy.
5409 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5411 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5412 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5413 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5414 insn_name): Delete and consolidate into new structures.
5415 (insn_operand_predicate_fn): New.
5416 (insn_output_fn): New.
5418 (struct insn_operand_data): New.
5419 (struct insn_data): New.
5421 (OUT_FCN): Update for insn_data change.
5422 * builtins.c (expand_builtin_strlen): Likewise.
5423 (expand_builtin_memcmp): Likewise.
5424 * combine.c (make_extraction, simplify_comparison): Likewise.
5425 * cse.c (canon_reg, cse_insn): Likewise.
5426 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5427 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5428 (emit_store_flag): Likewise.
5429 * expr.c (convert_move, emit_block_move): Likewise.
5430 (clear_storage, emit_push_insn, expand_increment): Likewise.
5431 (do_store_flag): Likewise.
5432 * expr.h (GEN_FCN): Likewise.
5433 (insn_gen_function): Die.
5434 * final.c (final_scan_insn): Update for insn_data change.
5435 (output_asm_name): Likewise.
5436 * function.c (fixup_var_refs_1): Likewise.
5437 * loop.c (check_dbra_loop): Likewise.
5438 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5439 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5440 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5441 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5442 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5443 * regmove.c (gen_add3_insn): Likewise.
5444 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5445 (find_reloads, find_reloads_address_1): Likewise.
5446 (debug_reload_to_stream): Likewise.
5447 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5448 * stmt.c (expand_end_case): Likewise.
5449 * toplev.c (compile_file): Likewise.
5451 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5452 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5454 * print-rtl.c (insn_name_ptr): Remove declaration.
5455 (get_insn_name): Declare.
5456 (print_rtx): Use it.
5457 * genoutput.c (insn_name_ptr): Remove.
5458 (next_operand_number): New.
5459 (struct operand_data): New.
5460 (null_operand, odata, odata_end): New.
5461 (struct data): Use struct operand_data.
5462 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5463 (get_insn_name): Renamed from name_for_index.
5464 (output_prologue): Define NO_MD_PROTOTYPES.
5465 (output_predicate_decls): Break out from output_epilogue.
5466 Iterate over the operands list.
5467 (output_operand_data): Break out from output_epilogue. Emit
5468 just the operands list.
5469 (output_insn_data): Break out from output_epilogue. Emit just
5471 (output_epilogue): Remove.
5472 (output_get_insn_name): New.
5473 (constraints, op_n_alternatives, predicates, address_p): Die.
5474 (modes, strict_low, seen): Die.
5475 (scan_operands): Take new param `d' instead of writing to
5476 seven global variables.
5477 (compare_operands): New.
5478 (place_operands): New.
5479 (validate_insn_alternatives): Update for struct data change.
5480 (gen_insn): Don't zero or copy 7 global arrays. Update for
5481 scan_operands; call place_operands.
5482 (gen_peephole, gen_expand, gen_split): Likewise.
5483 (main): Update for new output routines.
5485 * genattr.c (insn_name_ptr): Remove.
5486 (get_insn_name): New function.
5487 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5488 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5489 * genrecog.c: Likewise.
5491 * alpha.md (adddi3): Make `pattern' array static.
5493 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5495 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5496 c4x_cpu_version_string): Constify char *.
5497 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5498 c4x_cpu_version_string): Likewise.
5500 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5502 * tree.c (save_tree_status): Revert 10 Sep change.
5503 (restore_tree_status): Likewise. Call obstack_free with NULL
5504 before freeing the obstack proper.
5506 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5508 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5510 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5511 surrounding context.
5513 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5515 * tree.c (type_hash_canon): Put all types in the hash-table, when
5518 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5520 * recog.h (struct recog_data, recog_data): New.
5521 (recog_foo variables): Kill.
5522 * recog.c (recog_operand, recog_operand_loc): Kill.
5523 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5524 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5525 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5526 (recog_data): Define.
5527 (extract_insn): Update all recog_foo references to use recog_data.
5528 (preprocess_constraints, constrain_operands): Likewise.
5529 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5530 * genattrtab.c (main): Likewise.
5531 * genextract.c (main): Likewise.
5532 * genoutput.c: Likewise.
5533 * genrecog.c (write_subroutine, main): Likewise.
5534 * local-alloc.c (block_alloc): Likewise.
5535 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5536 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5537 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5538 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5539 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5540 (reload_cse_simplify_operands): Likewise.
5542 * arc/arc.c (arc_final_prescan_insn): Likewise.
5543 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5544 * h8300/h8300.c (notice_update_cc): Likewise.
5545 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5546 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5547 * mn10200/mn10200.c (notice_update_cc): Likewise.
5548 * mn10300/mn10300.c (notice_update_cc): Likewise.
5549 * romp/romp.c (update_cc): Likewise.
5550 * sparc/sparc.c (check_pic): Likewise.
5551 * v850/v850.c (notice_update_cc): Likewise.
5553 * genemit.c (main): Don't declare recog_operand.
5555 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5557 * ggc.h (rtvec_def): Forward declare.
5558 (tree_node): Likewise.
5561 (ggc_set_mark_rtx): Add prototype.
5562 (ggc_set_mark_rtvec): Likewise.
5563 (ggc_set_mark_tree): Likewise.
5564 * ggc-simple.c (ggc_root): Don't define.
5565 (roots): Don't declare.
5566 (ggc_mark_rtx): Remove.
5567 (ggc_mark_rtvec): Likewise.
5568 (ggc_mark_tree): Likewise.
5569 (ggc_mark_varray): Likewise.
5570 (ggc_mark_tree_hash_table_entry): Likewise.
5571 (ggc_mark_tree_hash_table): Likewise.
5572 (ggc_set_mart_rtx): New function.
5573 (ggc_set_mark_rtvec): Likewise.
5574 (ggc_set_mark_tree): Likewise.
5575 (ggc_add_root): Remove.
5576 (ggc_add_rtx_root): Likewise.
5577 (ggc_remove_tree_root): Likewise.
5578 (ggc_add_string_root): Likewise.
5579 (ggc_add_tree_varray_root): Likewise.
5580 (ggc_add_tree_hash_table_root): Likewise.
5581 (ggc_del_root): Likewise.
5582 (ggc_mark_rtx_ptr): Likewise.
5583 (ggc_mark_tree_ptr): Likewise.
5584 (ggc_mark_string_ptr): Likewise.
5585 (ggc_mark_tree_varray_ptr): Likewise.
5586 (ggc_mark_tree_hash_table_ptr): Likewise.
5587 * ggc-common.c: New file.
5588 * Makefile.in (OBJS): Add ggc-common.o.
5589 (ggc-common.o): List dependencies.
5591 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5593 * cppalloc.c (xstrdup): Use memcpy.
5594 * cpperror.c (cpp_print_containing_files): Don't use
5596 * cpplib.c (conditional_skip): Set temp->lineno.
5597 (do_endif): Make error message less obscure.
5598 (if_directive_name): New function.
5599 (cpp_get_token [case EOF]): Unwind the if stack and generate
5600 error messages for each unterminated conditional in this file.
5601 (parse_string): Do not behave differently if -traditional.
5603 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5605 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5606 va_list decomposing to pointer-type.
5607 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5608 (rs6000_va_arg): Likewise.
5610 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5612 * except.c (start_dynamic_handler): Compute size using
5613 STACK_SAVEAREA_MODE.
5615 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5617 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5618 include directory headers. Don't define strrchr. Don't provide
5619 my_* replacement functions. Prefer PTR over `pointer_type'.
5620 Don't prototype system functions. Don't redefine getopt.
5622 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5623 safe_read, safe_write, save_pointers, restore_pointers,
5624 is_id_char, in_system_include_dir, directory_specified_p,
5625 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5626 find_corresponding_lparen, referenced_file_is_newer,
5627 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5628 process_aux_info_file, identify_lineno, check_source,
5629 seek_to_line, forward_to_next_token_char, output_bytes,
5630 output_string, output_up_to, other_variable_style_function,
5631 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5632 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5633 find_static_definition, connect_defs_and_decs, add_local_decl,
5634 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5635 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5636 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5637 scan_for_missed_items, edit_file, string_list_cons): Add static
5639 (standard_exec_prefix, target_machine, target_version,
5640 default_syscalls_dir, string_list, string_list_cons, find_file,
5641 do_cleaning): Constify a char*.
5642 (safe_read, safe_write): Use PTR, not a char*.
5643 (is_id_char): Take an int, not a char.
5644 (main): Add prototype. Call return, not exit.
5646 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5648 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5649 when comparing types.
5651 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5653 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5654 (strength_reduce): Release the varrays from the no-bivs early exit.
5656 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5657 the loop over the registers.
5659 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5661 (restore_tree_status): Check that instead when freeing the obstack.
5663 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5665 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5668 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5670 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5671 operand size modifiers.
5673 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5675 * c-common.c (c_common_nodes_and_builtins): Don't build
5677 * c-common.h (enum c_tree_index and related accesor macros): Remove
5678 everything now declared in tree.h.
5679 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5680 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5681 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5682 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5683 unsigned_type_node, ptr_type_node, va_list_type_node,
5684 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5685 (init_decl_processing): Call build_common_tree_nodes and
5686 build_common_tree_nodes_2 instead of building their nodes here.
5687 Don't add roots for these nodes.
5688 * stor-layout.c (size_zero_node, size_one_node): Delete.
5689 (set_sizetype): Make a new node for bitsizetype each time.
5690 * tree.c (global_trees): New variable.
5691 (init_obstacks): Add a gc root for it.
5692 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5693 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5694 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5695 (build_common_tree_nodes): New function.
5696 (fix_sizetype): New function.
5697 (build_common_tree_nodes_2): New function.
5698 * tree.h (enum tree_index): New.
5699 (global_trees): Declare.
5700 Add accessor macros for all nodes now moved to global_trees.
5701 Delete their declarations.
5703 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5705 * c-decl.c (finish_function): When processing a nested function,
5706 push and pop GC context around rest_of_compilation.
5708 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5710 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5711 Default ix86_arch to PROCESSOR_I386.
5712 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5713 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5714 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5715 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5716 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5717 (EXTRA_SPECS): Remove deleted specs.
5719 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5721 * function.c (assign_stack_local_1): Allocate from
5722 function->x_frame_offset, not frame_offset.
5724 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5726 * ggc.h (lang_cleanup_tree): Remove.
5727 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5728 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5730 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5731 TYPE_LANG_SPECIFIC when garbage collecting.
5732 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5733 (lang_cleanup_tree): Remove.
5735 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5737 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5738 * crtstuff.c: Not here.
5739 * dwarf2out.c: Or here.
5740 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5743 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5745 * function.h (free_after_compilation): Remove decl parameter.
5746 (free_varasm_status0: Likewise.
5747 (free_emit_status): Likewise.
5748 (free_stmt_status): Likewise.
5749 (free_after_compilation): Likewise.
5750 (init_lang_status): New variable.
5751 (free_lang_status): Likewise.
5752 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5753 * function.c (init_lang_status): New variable.
5754 (free_lang_status): Likewise.
5755 (push_function_context_to): Don't set function::decl here.
5756 (free_after_copmilation): Make decl parameter implicit. Call
5757 free_lang_status if defined.
5758 (prepare_function_start): Call init_lang_status if defined.
5759 (init_function_start): Set function::decl here.
5760 * profile.c (output_func_start_profiler): Don't call pushdecl
5761 until we've actually started the function.
5762 * stmt.c (free_stmt_status): Make decl parameter implicit.
5763 * toplev.c (rest_of_compilation): Don't pass decl to
5764 free_after_compilation.
5765 * varasm.c (free_varasm_status): Likewise.
5767 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5769 * except.c (call_get_eh_context): Add root when allocating static
5772 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5774 * arm.c: Include "ggc.h".
5775 (arm_add_gc_roots): New function.
5776 (arm_override_options): Call it.
5777 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5779 * arm.md (define_asm_attributes): Add a pool_range attribute.
5781 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5783 * extend.texi (Volatiles): New node.
5785 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5787 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5788 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5789 (struct ggc_any): Replace `mark' with `magic_mark'.
5790 (ggc_alloc_string): Use memcpy, not bcopy.
5791 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5792 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5793 (ggc_free_any): New.
5794 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5795 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5796 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5797 Use IS_MARKED. Use ggc_free_any.
5799 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5801 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5803 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5805 * toplev.c (main): Always init_ggc.
5807 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5809 * except.c (find_all_handler_type_matches): Free the list if
5810 we found no matches.
5812 * combine.c (SUBST): Break out to a real function do_SUBST.
5813 (SUBST_INT): Likewise.
5814 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5815 (pre_insert): Free `inserted'.
5816 * loop.c (basic_induction_var): Always set `location'.
5818 * function.c (expand_function_end): Add initial_trampoline as a root.
5819 * rtl.h (init_varasm_once): Declare.
5820 * toplev.c (compile_file): Call it.
5821 * ggc-simple.c (ggc_mark_string_ptr): New.
5822 (ggc_add_string_root): New.
5823 (ggc_collect): Disable collection avoidance temporarily.
5824 * ggc.h (ggc_add_string_root): Declare.
5825 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5826 * optabs.c (init_libfuncs): Likewise.
5827 * varasm.c (named_section): Use ggc_alloc_string.
5828 (make_function_rtl): Likewise.
5829 (make_decl_rtl): Likewise.
5830 (assemble_static_space): Likewise.
5831 (assemble_trampoline_template): Likewise.
5832 (output_constant_def): Likewise.
5833 (force_const_mem): Likewise.
5834 (mark_const_hash_entry): New.
5835 (mark_pool_sym_hash_table): New.
5836 (mark_varasm_state): Use it.
5837 (init_varasm_once): New.
5839 * expr.h (init_one_libfunc): Declare.
5840 * optabs.c (init_one_libfunc): New.
5841 (init_optabs): Use it.
5842 * config/gofast.h: Likewise.
5843 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5844 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5846 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5848 * Makefile.in (cppexp.o): Depend on cpphash.h.
5849 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5851 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5852 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5853 redefining poisoned identifiers, etc.
5854 (do_undef): Don't allow poisoned identifiers to be undefined.
5855 (do_pragma): Add #pragma poison.
5856 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5858 * cccp.c: Add T_POISON node type.
5859 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5861 (do_define): Generalise to handle poisoned definitions,
5862 redefining poisoned identifiers, etc.
5863 (do_undef): Don't allow poisoned identifiers to be undefined.
5864 (do_pragma): Add #pragma poison.
5865 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5867 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5868 * c-pragma.h: Add ps_poison state. We now always have generic
5871 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5873 * ggc.h (ggc_alloc): New function.
5874 (ggc_mark): Likewise.
5875 * ggc-simple.c (ggc_any): New structure.
5876 (ggc_status): Add anys.
5877 (n_anys_collected): New variable.
5878 (ggc_alloc): Define.
5879 (ggc_mark): Likewise.
5880 (ggc_collect): Collect the anys.
5882 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5884 * c-decl.c (mark_binding_level): Make static to match prototype.
5886 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5888 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5890 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5892 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5893 will use into account. Expand the max width to 5.
5896 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5898 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5901 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5903 * alpha.md (call value patterns): Remove the result predicates.
5905 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5907 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5910 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5912 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5913 changed from extern char *, to extern PTR. Also fix typo in
5914 NEED_DECLARATION_REALLOC test.
5916 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5918 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5920 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5921 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5922 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5923 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5925 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5927 * cccp.c (pcfinclude): Likewise.
5929 * global.c (allocno_compare): Likewise.
5931 * haifa-sched.c (rank_for_schedule): Likewise.
5933 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5935 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5937 * stupid.c (stupid_reg_compare): Likewise.
5939 * tree.c (_obstack_allocated_p): Likewise.
5941 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5943 1999-09-08 Bruce Korb autogen@linuxbox.com
5945 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5946 why "gperf -F" fails.
5947 * gcc/cp/Makefile.in: ditto
5948 * gcc/Makefile.in: ditto
5949 * gcc/java/Makefile.in: ditto
5951 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5953 * lists.c: Include ggc.h.
5955 (init_EXPR_INSN_LIST_cache): Install it.
5957 * ggc-simple.c (init_ggc): Absorb the old init.
5958 (ggc_push_context): Use xcalloc.
5959 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5960 (ggc_collect): Add [rvts] tags to the collection stats.
5962 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5964 * cccp.c (main): Fix handling of -include and -imacros options.
5966 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5968 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5970 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5972 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5975 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5977 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5978 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5979 and SET_DEST. Update comment.
5981 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5983 * config/c4x/c4x.c: Include ggc.h.
5984 (c4x_add_gc_roots): New function.
5985 (c4x_override_options): Call c4x_add_gc_roots.
5987 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5989 * defaults.h (TARGET_ESC): Move ...
5990 * system.h: ... here, where Linas had it in the first place. Silly me.
5992 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5994 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5995 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5996 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5997 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5998 * defaults.h (TARGET_ESC): Add default.
6000 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
6002 * configure.in: add i370-*-openedition, i370-*-mvs and
6003 i370-*-linux targets
6005 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
6007 * dsp16xxx.c: Include ggc.h
6008 (override_options): Mark GC roots.
6009 * mn10200.c: Include ggc.h.
6010 (asm_file_start): Mark GC roots.
6011 * tahoe.c: Include ggc.h.
6012 (extensible_operand): Mark GC roots.
6014 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
6016 * README: Add section discussing status of ELF ABI.
6017 * i370.c: Fix misc spelling mistakes.
6018 (i370_label_scan): Updated notes, exception handling.
6019 (i370_function_prolog): Simplify ELF stack handling.
6020 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
6021 (STACK_GROWS_DOWNWARD): ELF stack grows down.
6022 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
6023 * i370.md: (movdi): Add notes.
6024 (floatsidf2): Use stack not rtca for scratch float area.
6025 (iorsi3): Correct operand constraints.
6026 * x-oe: Restore TAROUTOPTS which are used by pax.
6028 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
6030 * rs6000.c: Include ggc.h.
6031 (rs6000_add_gc_roots): New function.
6032 (override_options): Call it.
6034 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
6036 * alpha.h (alpha_compare): New.
6037 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
6038 * alpha.c: Likewise for the definitions.
6039 (alpha_emit_conditional_branch): Update for alpha_compare.
6040 (alpha_emit_conditional_move): Likewise.
6041 * alpha.md (cmpdf, cmpdi): Likewise.
6042 (setcc patterns): Likewise. Zero alpha_compare after use.
6043 (sne): Optimize (x != 0) into (0U < x).
6045 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
6047 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
6048 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
6049 (INIT_EXPANDERS): Remove.
6050 * alpha.c: Include ggc.h.
6051 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
6052 (alpha_init_machine_status, alpha_mark_machine_status): New.
6053 (override_options): Install them.
6054 (struct machine_function): Moved to alpha.h.
6055 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
6056 (alpha_init_expanders): Remove.
6057 (alpha_return_addr): Adjust to use current_function->machine.
6058 (alpha_ra_ever_killed): Likewise.
6059 (alpha_expand_epilogue): Likewise.
6060 * alpha.md (eh_epilogue): Likewise.
6062 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
6063 Melissa O'Neill <oneill@cs.sfu.ca>
6064 Geoffrey Keating <geoffk@cygnus.com>
6066 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
6067 call-used registers (call-saved registers must still be contiguous
6068 and end with r31, of course).
6070 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
6072 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
6073 (self_promoting_type_p): Delete.
6074 (self_promoting_args_p): Move ...
6075 * c-common.c: ... here.
6076 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
6077 (simple_type_promotes_to): New.
6078 * builtins.c (lang_type_promotes_to): New.
6079 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
6080 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
6081 * c-common.h: ... here.
6082 (self_promoting_args_p, simple_type_promotes_to): Declare.
6083 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
6084 (grokdeclarator): Likewise.
6085 * tree.h (lang_type_promotes_to): Declare.
6087 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
6089 Add some machine-dependent GC roots.
6090 * sparc.c: Include ggc.h.
6091 (sparc_add_gc_roots): New function.
6092 (mark_ultrasparc_pipeline_state): Likewise.
6093 (override_options): Call sparc_add_gc_roots.
6094 * pa.c: Include ggc.h.
6095 (pa_add_gc_roots): New function.
6096 (mark_deferred_plabels): Likewise.
6097 (override_options): Call pa_add_gc_roots.
6098 * mips.c: Include ggc.h.
6099 (mips_add_gc_roots): New function.
6100 (override_options): Use it.
6102 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6104 * cpperror.c (cpp_file_line_for_message): Constify a char*.
6106 * cppexp.c (parse_number, parse_charconst, cpp_lex,
6107 cpp_parse_expr): Add static prototypes.
6108 (parse_charconst): Don't cast away const-ness.
6109 (token): Constify a char*.
6111 * cppfiles.c (file_name_list, include_hash, find_include_file,
6112 finclude, initialize_input_buffer): Constify a char*.
6113 (file_cleanup, find_position): Add static prototypes.
6115 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
6116 collect_expansion): Add static prototypes.
6117 (cpp_install, create_definition, monthnames): Constify a char*.
6119 * cpphash.h (cpp_install): Likewise.
6121 * cppinit.c (known_suffixes, default_include,
6122 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
6123 (base_name, dump_special_to_buffer, initialize_dependency_output):
6124 Add static prototypes.
6126 * cpplib.c (my_strerror): Constify a char*.
6127 (null_underflow, null_cleanup, skip_comment, copy_comment,
6128 copy_rest_of_line, handle_directive, pass_thru_directive,
6129 get_directive_token, read_line_number, cpp_print_file_and_line,
6130 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6131 v_cpp_warning_with_line, detect_if_not_defined,
6132 consider_directive_while_skipping): Add static prototypes.
6133 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6134 cpp_pedwarn_with_file_and_line): Constify a char*.
6136 * cpplib.h (cpp_options, include_hash, progname, definition,
6137 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6138 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6139 find_include_file, deps_output, include_hash): Constify a char*.
6141 * cppmain.c (progname): Constify.
6142 (main): Add prototype. Use return, not exit.
6144 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6145 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6146 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6147 check_protection): Add static prototype.
6149 (progname, recognized_macrom, recognized_extern): Constify a char*.
6150 (main): Add prototype.
6152 * gen-protos.c (progname): Constify a char*.
6154 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6156 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6157 (init_emit_once): Add more GC roots.
6158 * except.c (mark_func_eh_entry): New function.
6159 (mark_eh_node): Mark false_label and rethrow_label.
6160 (init_eh): Add more GC roots.
6161 * function.c (free_after_compilation): Take decl as a paramter.
6162 Call free_stmt_status.
6163 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6165 * function.h (free_after_compilation): Change prototype.
6166 (free_varasm_status): Likewise.
6167 (free_emit_status): Likewise.
6168 (free_stmt_status): New function.
6169 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6170 Remove, replacing with ...
6171 (ggc_status): New structure.
6172 (ggc_chain): New variable.
6174 (ggc_push_context): New function.
6175 (ggc_pop_context): Likewise.
6176 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6177 (ggc_alloc_rtvec): Likewise.
6178 (ggc_alloc_tree): Likewise.
6179 (ggc_alloc_string): Likewise.
6180 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6181 (ggc_mark_tree): Give language-dependent code a chance to mark
6183 (ggc_mark_tree_varray): Handle empty arrays.
6184 (ggc_collect): Adjust for use of ggc_chain. Clear
6185 bytes_alloced_since_last_gc.
6186 * ggc.h (ggc_pop_context): New function.
6187 (ggc_push_context): Likewise.
6188 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6189 * stmt.c (free_stmt_status): New function.
6190 (init_stmt_for_function): Clear last_expr_value.
6191 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6192 Conditionalize call to ggc_collect.
6193 (main): Call init_ggc.
6194 * tree.c (push_obstacks): Do the push, even when GC'ing.
6195 (push_obstacks_nochange): Likewise.
6196 (pop_obstacks): Liekwise.
6197 * varasm.c (free_varasm_status): Take decl as a parameter.
6199 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6201 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6202 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6203 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6204 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6206 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6208 * pa/x-pa-mpeix: New file for the MPE port.
6210 * pa/quadlib.asm: New file for long double support.
6212 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6213 * configure: Rebuilt.
6215 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6217 * final.c (shorten_branches): Fix last change.
6219 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6221 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6223 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6225 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6228 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6230 * c-aux-info.c (concat): Don't define.
6232 * cccp.c (my_strerror): Likewise. All callers changed to use
6234 (do_include): Call xstrdup, not xmalloc/strcpy.
6235 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6236 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6238 * collect2.c (my_strsignal): Likewise. All callers changed to use
6240 (locatelib): Call xstrdup, not xmalloc/strcpy.
6242 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6244 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6246 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6248 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6250 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6252 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6254 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6256 (find_all_handler_type_matches): Likewise. Don't check return
6258 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6259 xmalloc, not malloc.
6260 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6262 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6263 (init_spec): Call xcalloc, not xmalloc/bzero.
6264 (set_spec): Call xstrdup, not save_string.
6265 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6266 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6267 (process_command): Call xstrdup, not save_string.
6268 (main): Call xcalloc, not xmalloc/bzero.
6270 * gcov.c (xmalloc): Don't define.
6271 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6272 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6273 (output_data): Call xcalloc, not xmalloc/bzero.
6275 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6277 * mips-tdump.c (xmalloc): Don't define.
6278 (print_symbol): Call xmalloc, not malloc.
6279 (read_tfile): Call xcalloc, not calloc.
6281 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6282 Don't define. All callers of xfree/my_strsignal changed to use
6283 free/strsignal instead.
6284 (allocate_cluster): Call xcalloc, not calloc.
6286 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6287 Fix memory leak, free allocated memory.
6289 * prefix.c (translate_name): Call xstrdup, not save_string.
6290 (update_path): Likewise.
6292 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6294 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6295 Don't define. Callers of xfree/savestring2 changed to use
6296 free/concat instead.
6298 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6299 (init_elim_table): Likewise.
6301 * resource.c (init_resource_info): Likewise.
6303 * stupid.c (stupid_life_analysis): Likewise.
6305 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6306 (open_dump_file): Call concat, not xmalloc/strcpy/...
6307 (clean_dump_file): Likewise.
6308 (compile_file): Call xstrdup, not xmalloc/strcpy.
6310 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6312 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6313 * v850.c (v850_va_arg): New.
6315 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6317 * haifa-sched.c: Tidy comments.
6319 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6321 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6322 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6323 $(out_object_file)): Depend on ggc.h.
6324 * c-common.c: Include "ggc.h".
6325 (combine_strings): If doing GC, use ggc_alloc_string.
6326 * c-decl.c: Include "ggc.h".
6327 (ggc_p): Define with value 0.
6328 (mark_binding_level): New function.
6329 (init_decl_processing): Add GC roots.
6330 (mark_c_function_context): New function.
6331 (lang_mark_false_label_stack): New function.
6332 (lang_mark_tree): New function.
6333 (lang_cleanup_tree): New function.
6334 * c-lang.c: Include "ggc.h".
6335 (lang_init): Call c_parse_init.
6336 * c-lex.c: Include "ggc.h".
6337 (check_linenum): If doing GC, don't copy filenames to permanent
6339 * c-parse.in: Include "ggc.h".
6340 (c_parse_init): New function.
6341 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6342 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6344 * except.c (mark_eh_state): Mark more state.
6345 * function.c (mark_function_state): Likewise.
6346 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6347 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6348 * toplev.c (mark_file_stack): New function.
6349 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6350 (main): Add root for input_file_stack.
6352 * i386.c: Include "ggc.h".
6353 (ix86_mark_machine_status): New function.
6354 (override_options): Set mark_machine_status.
6356 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6358 * tree.c (copy_node): Copy node contents also if doing GC.
6360 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6362 * collect2.c (scan_libraries): Fix double-thinko :-).
6364 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6366 * collect2.c (scan_libraries): Fix thinko.
6368 * cse.c (delete_trivially_dead_insns): Do not skip the last
6369 insn if it is a real insn.
6371 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6373 * Makefile.in (ggc-simple.o): Depend on hash.h.
6374 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6375 (ggc_mark_tree_varray): Likewise.
6376 (ggc_mark_tree_hash_table): Likewise.
6377 * ggc-simple.c: Include hash.h.
6378 (ggc_mark_tree_hash_table_ptr): New function.
6379 (ggc_mark_tree_hash_table_entry): Likewise.
6380 (ggc_mark_tree_hash_table): Likewise.
6381 (ggc_add_tree_hash_table_root): Likewise.
6382 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6383 rtx, when defining fields.
6385 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6387 * profile.c (output_func_start_profiler): Remove apparently
6388 nonsensical call to start_sequence.
6390 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6392 * clipper/clipper.c (clipper_va_start): Fix typos.
6394 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6395 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6396 (spur_va_arg): New stub.
6398 * configure.in: Comment out pyramid.
6400 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6402 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6403 don't conflict with the bits that win32, cygwin, and dgux
6406 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6407 Bernd Schmidt <bernds@cygnus.co.uk>
6409 * integrate.c (function_cannot_inline_p): Do not inline
6410 functions with forced labels.
6412 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6413 Bernd Schmidt <bernds@cygnus.co.uk>
6414 Mark Mitchell <mark@codesourcery.com>
6416 * Makefile.in (ggc-simple.o): Depend on varray.h.
6417 (rtl.o): Depend on ggc.h.
6418 (genattrtab.o): Depend on ggc.h.
6419 (print-tree.o): Likewise.
6420 (fold-const.o): Likewise.
6421 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6422 (make_insn_raw): Don't cache insns when GC'ing.
6423 (emit_insn_before): Likewise.
6424 (emit_insn_after): Likewise.
6425 (emit_insn): Likewise.
6426 (start_sequence): Use xmalloc to allocate the sequence_stack.
6427 (end_sequence): Add free to free it.
6428 (gen_sequence): Don't cache insns when GC'ing.
6429 (clear_emit_caches): Don't use sequence_element_free_list.
6430 (init_emit): Use xcalloc, not xmalloc+bzero.
6431 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6432 * function.c (pop_function_context_from): Use free to free the
6433 fixup_var_refs_queue.
6434 (put_reg_into_stack): Allocate it with xmalloc.
6435 * genattrtab.c: Include ggc.h.
6436 (operate_exp): Don't use obstack_free when GC'ing.
6437 (simplify_cond): Likewise.
6438 (simplify_text_exp): Likewise.
6439 (optimize_attrs): Likewise.
6440 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6442 (gencode): Generate a #include for ggc.h.
6443 * ggc-callbacks.c (ggc_p): Define it to zero.
6444 * ggc-none.c (ggc_p): Likewise.
6445 * ggc-simple.c: Include varray.h.
6446 (ggc_mark_tree_varray): New function.
6447 (ggc_add_tree_varray_root): Likewise.
6448 (ggc_mark_tree_varray_ptr): Likewise.
6449 * ggc.h (ggc_p): Declare.
6450 (varray_head_tag): Likewise.
6451 (ggc_add_tree_varray_root): Declare.
6452 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6453 inconsistencies when GC'ing.
6454 * rtl.c: Include ggc.h.
6455 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6456 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6457 (rtx_free): Don't call obstack_free when GC'ing.
6458 * toplev.c (rest_of_compilation): Call ggc_collect after every
6460 * tree.c (push_obstacks): Do nothing, if GC'ing.
6461 (pop_obstacks_nochange): Likewise.
6462 (pop_obstacks): Likewise.
6463 (make_node): Use ggc_alloc_tree when GC'ing.
6464 (copy_node): Likewise.
6465 (get_identifier): Use ggc_alloc_string when GC'ing.
6466 (build_string): Likewise.
6467 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6468 (tree_cons): Likewise.
6470 (type_hash_canon): Don't call obstack_free when GC'ing.
6472 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6474 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6475 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6477 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6478 Bernd Schmidt <bernds@cygnus.co.uk>
6479 Mark Mitchell <mark@codesourcery.com>
6481 * Makefile.in (stor-layout.o): Depend on ggc.h.
6482 (expr.o): Depend on ggc.h.
6483 (profile.o): Depend on ggc.h.
6484 (stor-layout.o): Depend on ggc.h.
6485 * emit-rtl.c (init_emit_once): Add gc roots.
6486 * expr.c: Include ggc.h.
6487 (emit_block_move): Add gc roots.
6488 (clear_storage): Likewise.
6489 * expr.h (init_stor_layout_once): New function.
6490 * profile.c: Include ggc.h.
6491 (init_arc_profiler): profiler_label is a root.
6492 * scan.c (make_sstring_space): Trust xrealloc to function
6493 correctly with first parameter NULL.
6494 * stor-layout.c: Include ggc.h.
6495 (set_sizetype): Add gc root.
6496 (init_stor_layout_once): New function.
6497 * toplev.c (compile_file): Call it.
6499 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6500 Bernd Schmidt <bernds@cygnus.co.uk>
6501 Mark Mitchell <mark@codesourcery.com>
6503 * Makefile.in (tree.o): Depend on ggc.h.
6504 (varasm.o): Likewise.
6505 (function.o): Likewise.
6507 (except.o): Likewise.
6508 (optabs.o): Likewise.
6509 (emit-rtl.o): Likewise.
6510 * emit-rtl.c: Include ggc.h.
6511 (sequence_element_free_list): Remove, and all references.
6512 (mark_sequence): New functions.
6513 (mark_emit_state): New function.
6514 * except.c: Include ggc.h.
6515 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6516 (mark_tree_label_node): New functions.
6517 (mark_eh_state): New function.
6518 * function.c: Include ggc.h.
6519 (mark_temp_slot, mark_function_chain): New functions.
6520 (mark_function_state): New function.
6521 (init_function_once): New function.
6522 * function.h (init_function_once): New function.
6523 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6524 * ggc.h (label_node): Declare.
6525 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6526 (lang_mark_false_label_stack): New function.
6527 (mark_temp_slot): Remove declaration.
6528 (mark_function_chain): Likewise.
6529 (mark_eh_state): Adjust prototype.
6530 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6532 * optabs.c: Include ggc.h.
6533 (mark_optab): New function.
6534 (init_optabs): Add gc roots.
6535 * stmt.c: Include ggc.h.
6536 (mark_cond_nesting, mark_loop_nesting): New functions.
6537 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6538 (mark_stmt_state): New function.
6539 * toplev.c (compile_file): Call init_function_once.
6540 * tree.c: Include ggc.h.
6541 (type_hash): Move declaration earlier in file.
6542 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6543 (init_obstacks): Add gc roots.
6544 (mark_type_hash): New function.
6545 * varasm.c: Include ggc.h.
6546 (mark_pool_constant): New function.
6547 (mark_varasm_state): New function.
6549 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6551 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6553 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6555 * c-decl.c (struct language_function): Renamed from struct c_function.
6557 (c_function_chain): Delete.
6558 (push_c_function_context): New arg F. Don't warn about nested
6559 functions here. Fill LANGUAGE elt of F. Delete code to update
6560 c_function_chain. Don't call push_function_context.
6561 (pop_c_function_context): New arg F. Restore from there instead of
6562 from c_function_chain. Don't call pop_function_context. Clear out
6563 LANGUAGE field of F when done.
6564 * c-lang.c: Include "function.h"
6565 (lang_init): Initialize save_lang_status and restore_lang_status.
6566 * c-parse.in (nested_function, nested_function_notype): Warn about
6567 nested functions. Call push_function_context/pop_function_context
6568 instead of the _c_ variants.
6569 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6571 * Makefile.in (c-lang.o): Update dependencies.
6573 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6574 regno_pointer_flag, regno_pointer_align.
6575 (gen_reg_rtx): Use xrealloc to enlarge them.
6576 (free_emit_status): New function.
6577 * function.c (mark_machine_status, mark_lang_status): New variables.
6578 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6579 in some bits from assign_stack_local. All callers changed to use new
6581 (assign_stack_local): Just call assign_stack_local_1.
6582 (free_after_compilation): New function.
6583 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6584 (trampoline_address): Likewise.
6585 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6586 (prepare_function_start): Explicitly clear some more variables.
6587 * function.h (struct function): New elt can_garbage_collect.
6588 (mark_machine_status, mark_lang_status): Declare variables.
6589 (free_after_compilation, free_emit_status, free_varasm_status,
6590 init_varasm_status): Declare functions.
6591 * toplev.c (rest_of_compilation): Call free_after_compilation when
6592 done with the current function.
6593 * varasm.c (free_varasm_status): New function.
6595 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6597 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6598 (EXPAND_BUILTIN_VA_ARG): Define.
6599 * sparc.c (sparc_va_start): New.
6600 (sparc_va_arg): New.
6602 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6604 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6606 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6608 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6610 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6612 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6614 (ggc-callbacks.o): New target.
6615 * ggc-callbacks.c: New file.
6617 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6619 * expr.h: Collapse individual optab and libfunc vars to arrays.
6620 (optab_index, libfunc_index): New enumerations.
6621 (optab_table, libfunc_table): New arrays.
6622 Add accessor macros for both.
6624 * optabs.c (optab_table, libfunc_table): New.
6625 Delete declarations for individual optab and libfunc vars.
6627 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6629 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6631 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6633 * Makefile.in (GGC, GGC_LIB): New.
6634 (HOST_RTL): Include ggc-none.o.
6635 (ggc-simple.o): New target.
6636 (ggc-none.o): Likewise.
6637 * tree.h (tree_common): Add gc_mark.
6638 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6639 (struct rtvec_def): Add gc_mark.
6640 * emit-rtl.c (global_rtl): Update static initializers to contain
6641 enough initializers.
6642 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6643 * toplev.c (gc_time): New variable.
6644 (all_time): New variable.
6645 (compile_file): Print gc time.
6646 (print_time): Calculate percentage of the whole.
6648 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6650 Change obstack memory management and varasm constant pool handling so
6651 that nested functions are treated like any other functions.
6652 * function.c (init_machine_status): New variable.
6653 (push_function_context_to): Set contains_functions for the outer
6654 function. Don't call save_varasm_status.
6655 (pop_function_context_from): Don't call restore_varasm_status. Don't
6656 set current_function_contains_functions.
6657 (prepare_function_start): Call init_varasm_status rather than
6658 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6660 * function.h (struct function) Add field varasm. Delete fields
6661 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6662 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6663 (init_machine_status): Declare.
6664 (save_varasm_status, restore_varasm_status): Delete declarations.
6665 (save_tree_status, restore_tree_status): Delete last argument.
6666 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6667 code. All callers changed.
6668 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6669 save_constants_in_decl_trees, restore_constants, save_constants,
6670 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6672 (inlining): New variable.
6673 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6674 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6676 (save_for_inline_nocopy): Don't save constants.
6677 Don't set inl_emit field in current_function.
6678 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6679 function. Set new variable inlining before
6680 calling copy_rtx_and_substitute.
6681 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6682 constant pool references if inlining is nonzero.
6683 Delete ADDRESS and (most of the) CONST cases.
6684 (output_inline_function): Save and restore current_function/
6685 current_function_decl. Delete restore_constants code. Don't call
6686 init_const_rtx_hash_table.
6687 * output.h (init_const_rtx_hash_table): Don't declare.
6688 * rtl.h (struct function): Declare.
6689 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6690 * toplev.c (rest_of_compilation): Don't treat nested functions or
6691 functions containing them specially. Delete all code to deal with
6692 save_for_inline_copying.
6693 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6694 inline_obstacks): Delete variables.
6695 (save_tree_status): Lose arg CONTEXT. All callers changed.
6696 Simply allocate a new function_maybepermanent_obstack for the new
6697 function, delete all the special cases.
6698 Don't save inline_obstacks.
6699 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6700 Delete special handling for function_maybepermanent_obstack; simply
6702 Don't restore inline_obstacks.
6703 (permanent_allocation): Delete code that frees inline_obstacks.
6704 (print_inline_obstack_statistics): Delete function.
6705 (dump_tree_statistics): Don't call it.
6706 * varasm.c (struct varasm_status): New.
6707 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6708 last_pool, pool_offset, const_double_chain): Delete global
6709 variables, replace with accessor macros.
6710 (immed_double_const): Don't walk const_double_chain outside a
6711 function, but don't treat nested functions specially anymore.
6712 (immed_real_const_1): Likewise.
6713 (clear_const_double_mem): Don't treat nested functions specially.
6714 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6715 (save_varasm_status, restore_varasm_status): Delete functions.
6716 (init_varasm_status): New function.
6717 (force_const_mem): Don't treat nested functions specially.
6718 (find_pool_constant): Accept new arg F, search for constants in
6719 that function's pool rather than the current one. All callers
6721 (get_pool_constant_for_function, get_pool_mode_for_function): New
6724 * i386.c (init_386_machine_status): New function, mostly from
6725 clear_386_stack_locals.
6726 (struct machine_functions): Rename element names to avoid name
6728 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6729 macros, replacing global variables.
6730 (clear_386_stack_locals, save_386_machine_status,
6731 restore_386_machine_status): Delete functions.
6732 (override_options): Initialize init_machine_status.
6733 * i386.h (INIT_EXPANDERS): Delete macro.
6734 (save_386_machine_status, restore_386_machine_status,
6735 clear_386_stack_locals): Delete declarations.
6737 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6739 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6740 (doloop_begin): Simplify pattern and use emit_jump_insn.
6741 (doloop_end): Simplify pattern, switch operand order,
6742 and use emit_jump_insn.
6744 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6746 * function.h (struct function): Add new element LANGUAGE.
6747 (save_lang_status): Declare new variable.
6748 (restore_lang_status): Likewise.
6749 * function.c (save_lang_status): Define.
6750 (restore_lang_status): Likewise.
6751 (push_function_context_to): Call language-specific save function.
6752 (pop_function_context_from): Call language-specific restore function.
6754 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6756 * i386.md (movsf_1): Check REG_P before use of REGNO.
6757 (movdf_1): Likewise.
6758 (movxf_1): Likewise.
6759 (extendsfdf2): Likewise.
6760 (extendsfxf2): Likewise.
6761 (extenddfxf2): Likewise.
6763 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6765 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6766 constants into memory.
6767 (c4x_shiftable_constant): New function.
6768 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6769 (c4x_shiftable_constant): Declare.
6770 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6771 ashlqi3_noclobber): Add new patterns and associated splitters.
6773 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6775 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6776 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6777 * final.c (shorten_branches): Likewise.
6778 * global.c (global_alloc): Likewise.
6779 * haifa-sched.c (build_control_flow): Likewise.
6780 * stmt.c (check_for_full_enumeration_handling): Likewise.
6781 (estimate_case_costs): Likewise.
6783 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6785 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6787 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6789 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6790 (recompute_reg_usage): Likewise.
6791 * rtlanal.c (find_regno_fusage): Likewise.
6793 * rtl.c (rtl_check_failed_code1): New function.
6794 (rtl_check_failed_code2): New.
6795 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6796 (RTL_CHECKC1, RTL_CHECKC2): New.
6797 (XC*): New accessor macros.
6798 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6799 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6800 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6801 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6802 (TRAP_*, RANGE_INFO_*): Likewise.
6804 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6806 * Makefile.in (tlink.o): Don't depend on toplev.h.
6808 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6809 output_file, nm_file_name, ldd_file_name, strip_file_name,
6810 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6811 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6812 fork_execute, maybe_unlink, add_to_list,
6813 extract_init_priority, write_list, dump_list,
6814 dump_prefix_list, write_list_with_asm, write_c_file,
6815 write_c_file_stat, write_c_file_glob, scan_prog_file,
6816 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6817 ignore_library, extract_string, notice, dump_file, target_machine,
6818 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6819 read_file, print_load_command): Constify a char*.
6820 (fdopen, error, fatal, fatal_perror): Don't prototype.
6821 (my_strerror): Remove. All callers use xstrerror instead.
6822 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6823 (main): Add prototype. Constify lots of char* ptrs. Change calls
6824 to xcalloc/strcpy/strcat/... to one call to concat.
6825 (main, scan_prog_file, scan_libraries): Use an intermediate
6826 `const char **' to build an argv array.
6827 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6829 * collect2.h (collect_execute, collect_wait, dump_file,
6830 file_exists): Constify a char*.
6831 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6832 temporary_firstobj, vflag, debug): Add extern declarations.
6833 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6835 * tlink.c: Don't include toplev.h.
6836 (vflag, debug, ldout, c_file_name, temporary_obstack,
6837 permanent_obstack, temporary_firstobj): Don't declare.
6838 (tlink_execute, frob_extension, symbol_hash_lookup,
6839 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6840 recompile_files, read_repo_files, demangle_new_symbols,
6841 scan_linker_output): Constify a char*.
6842 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6843 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6845 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6847 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6848 (relative) rather than jsr (absolute) subroutine call insns.
6849 * config/m68k/m68k-coff.h: Ditto.
6851 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6853 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6854 now rework these too.
6855 (arm_reorg): If an insn can't reach the end of the current pool,
6856 ensure that we emit that pool before the insn.
6858 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6860 * tlink.c (scan_linker_output): Skip the initial underscore in
6861 a mangled name if appropriate.
6863 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6865 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6866 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6867 error_with_ivar, gen_declarator, create_builtin_decl,
6868 my_build_string, generate_descriptor_table, generate_ivars_list,
6869 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6870 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6871 dump_base_name, lang_decode_option, build_encode_expr,
6872 start_class, finish_class, encode_pointer, really_start_method,
6873 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6875 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6876 Add static prototypes.
6877 (build_objc_string_decl, build_selector_reference_decl,
6878 encode_bitfield, build_class_reference_decl): Remove unused
6879 parameter, all callers changed.
6880 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6881 (objc_printable_name): Likewise. Change second parameter to type int.
6882 (init_objc): Use memcpy, not bcopy, to avoid casts.
6884 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6886 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6887 reg notes on a deleted insn.
6888 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6890 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6892 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6894 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6896 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6899 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6901 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6902 * tm.texi (MD_ASM_CLOBBERS): Document it.
6904 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6906 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6907 * except.c (expand_rethrow): Remove unused variable.
6908 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6909 * flow.c (replace_insns): Likewise.
6910 (create_edge_list, verify_edge_list): Likewise.
6911 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6913 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6914 is special code to run.
6915 (main): Don't define operands to emit_operand.
6916 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6918 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6920 * alpha/alpha.h (normal_memory_operand): Declare.
6921 (reg_no_subreg_operand): Declare.
6922 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6924 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6926 * c-parse.in (compstmt_primary_start): New, broken out of first
6927 part of compstmt handling in primary.
6928 (primary): Use it. Add an error clause.
6929 (compstmt_nostart): Renamed from compstmt; remove all
6930 initial invocations of compstmt_start.
6933 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6935 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6938 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6940 * combine.c (simplify_shift_const): Remove extra semicolon.
6941 * dwarf2out.c (remove_AT): Likewise.
6942 * expmed.c (expand_mult): Likewise.
6943 * gcov.c (create_program_flow_graph): Likewise.
6944 * reorg.c (mostly_true_jump): Likewise.
6946 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6948 * fold-const.c (fold_range_test): Do not try to fold the range
6949 test if the rhs or lhs has side effects.
6951 * combine.c (simplify_rtx): Recognize another case of a synthesized
6954 * varasm.c (mark_constant_pool): When marking indirect references,
6955 only look at SYMBOL_REFs.
6957 * except.c (expand_fixup_region_end): Do not peek at
6958 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6960 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6962 * flags.h: New variables align_loops, align_loops_log,
6963 align_jumps, align_jumps_log, align_labels, align_labels_log,
6964 align_functions, align_functions_log.
6965 * toplev.c: Define them.
6966 (f_options): Handle -falign-* when they have no argument.
6967 (main): Add logic to set variables for -falign-functions,
6968 -falign-jumps, -falign-labels, -falign-loops.
6969 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6970 (display_help): Change help to match options.
6971 * final.c (LABEL_ALIGN): Default to align_labels_log.
6972 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6973 (LOOP_ALIGN): Default to align_loops_log.
6974 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6975 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6976 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6977 * varasm.c (assemble_start_function): Handle align_functions.
6979 * config/sparc/sparc.h: Don't declare sparc_align_*.
6980 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6981 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6983 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6985 * config/sparc/sparc.c: Delete sparc_align_loops,
6986 sparc_align_jumps, sparc_align_funcs and the corresponding string
6988 (sparc_override_options): Default align_functions on ultrasparc.
6989 Delete -malign-* handling.
6991 * config/mips/mips.c (override_options): On 64-bit targets,
6992 try to align code to 64-bit boundaries.
6993 (print_operand): New substitution, %~,
6994 which aligns labels to align_labels_log.
6995 * config/mips/mips.md (div_trap_normal): Use %~.
6996 (div_trap_mips16): Likewise.
7001 (ashldi3_internal): Likewise.
7002 (ashrdi3_internal): Likewise.
7003 (lshrdi3_internal): Likewise.
7004 (casesi_internal): Likewise.
7006 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
7008 Merge new ia32 backend from the branch!
7010 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
7011 See ChangeLog.P2 on new_ia32_branch for details.
7013 * rtl.h (stack_regs_mentioned_p): Delete prototype.
7014 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
7015 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
7016 * i386/gas.h (ASM_FILE_START): Define.
7017 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
7018 for name change of ix86_valid_decl_attribute_p.
7019 (i386_pe_valid_type_attribute_p): Similarly.
7021 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
7023 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
7024 to step through CC modes.
7026 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
7028 * regmove.c (fixup_match_1): Don't move INSN in front of P if
7029 it would end up in the shadow of a live flags regsiter.
7031 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7033 * reload1.c: Fix many indentation problems.
7034 * reload.c: Likewise.
7036 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
7038 * alias.c (non_local_reference_p): Constify fmt.
7040 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
7042 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
7044 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
7046 * cse.c (delete_trivially_dead_insns): Do not delete stores to
7047 the internal_arg_pointer.
7049 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
7051 Merge peephole2 from new_ia32_branch:
7052 * Makefile.in (STAGESTUFF): Add *.peephole2.
7053 (mostlyclean): Likewise.
7054 (recog.o): Depend on resource.h.
7056 * final.c (peephole): Conditionalize decl on HAVE_peephole.
7057 (final_scan_insn): Likewise for the invocation of peephole.
7058 * genconfig.c (main): Look for peephole and peephole2 patterns.
7059 Emit HAVE_peephole* accordingly.
7060 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
7061 * flags.h (flag_peephole2): Declare.
7062 * toplev.c: New pass peephole2. New flag -fpeephole2.
7064 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
7065 * gencodes.c (main): Likewise.
7066 * genextract.c (main): Likewise.
7067 * genoutput.c (main): Likewise.
7068 * genemit.c (max_operand_1): Look for the max scratch operand.
7069 (gen_rtx_scratch): New.
7070 (gen_exp): Use it, and pass on new arg subroutine_type.
7071 (gen_expand): Take max scratch into account.
7072 (gen_split): Emit peephole2 functions.
7073 (output_peephole2_scratch): New.
7074 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
7075 * genrecog.c (routine_type): Add PEEPHOLE2.
7077 (make_insn_sequence): Match outer parallel for peep2. Discard
7078 top level scratches and dups.
7079 (add_to_sequence): New args insn_type and top. Update all callers.
7080 Handle toplevel peep2 matching insns.
7081 (write_subroutine): Handle peep2.
7082 (write_tree_1): Likewise.
7083 (write_tree): Likewise.
7085 (change_state): New arg afterward. Update all callers.
7086 Handle matching separate insns.
7087 * recog.c (recog_next_insn): New.
7088 (peephole2_optimize): New.
7089 * rtl.def (DEFINE_PEEPHOLE2): New.
7090 * resource.c (find_free_register): New argument last_insn. Use it
7091 to find a register available through the entire span.
7092 * resource.h (find_free_register): Update prototype.
7094 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
7096 * i386.c (output_strlen_unroll): Don't write xops[7]
7097 label if it wasn't set.
7099 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
7101 * cpplib.c (struct directive): Const-ify name pointer and
7102 function pointer prototype.
7103 (validate_else, do_define, do_line, do_include, do_undef,
7104 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
7105 do_elif, do_endif, do_sccs, do_assert, do_unassert,
7106 do_warning): Const-ify second arg.
7107 (directive_table): Mark const. Reorder entries by frequency
7108 of usage, record statistics.
7110 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
7112 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
7113 bounds- check RTL accesses if --enable-checking.
7114 (RTVEC_ELT): Bounds check if --enable-checking.
7115 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
7116 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
7117 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
7119 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
7120 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
7122 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
7123 (NOTE_SOURCE_FILE): Use X0STR.
7124 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
7125 MEM_ALIAS_SET): Use X0INT.
7126 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
7127 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
7129 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7130 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7131 (rtl_check_failed_bounds, rtl_check_failed_type1,
7132 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7134 (fancy_abort): Fix comment.
7136 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7137 (cse_insn): Decrement LABEL_NUSES for jump target before
7139 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7140 * final.c (alter_subreg): Compute regno before changing x to
7141 REG; set REGNO(x) after changing it.
7142 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7143 notes containing CONST_INTs.
7144 (delete_eh_regions): Use NOTE_EH_HANDLER.
7145 * function.c (put_reg_into_stack): Make reg a MEM before
7147 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7149 (gen_mem_addressof): Make reg a MEM before initializing it.
7150 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7152 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7153 deleting an insn, not after.
7154 (block_alloc): Only look at PATTERN(insn) if we have to, and
7155 only if it's format class 'i'.
7156 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7157 CONST_INT before using its INTVAL.
7158 * print-rtl.c (print_rtx): Use X0STR.
7159 * regmove.c (fixup_match_1): Don't look at PATTERN of
7160 non-class-'i' insn chain elements.
7161 * reload.c (loc_mentioned_in_p): Take address of
7162 in->fld[1].rtx directly.
7163 * reload1.c (reload): Change reg to a MEM before initializing
7165 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7167 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7169 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7171 * config/mips/mips.c (machine_dependent_reorg): Force a
7172 barrier to output the local constant pool if a barrier hasn't
7173 been found at a natural point in the instruction stream.
7175 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7177 * c-parse.in (language_string): Constify.
7179 * dwarf2out.c (language_string): Remove declaration.
7181 * dwarfout.c (language_string): Likewise.
7183 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7185 * tree.h (language_string, init_parse, finish_parse): Declare.
7187 * i386/sun386.h (language_string): Remove declaration.
7189 * mips.h (language_string): Likewise.
7191 * nextstep.h (language_string): Likewise.
7193 * nextstep21.h (language_string): Likewise.
7195 * rs6000.c (language_string): Likewise.
7197 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7199 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7200 (getpwd.o): Remove target.
7202 * getpwd.c: Delete file. Its in libiberty now.
7204 * dbxout.c (getpwd): Don't prototype.
7205 * dwarf2out.c (getpwd): Likewise
7206 * dwarfout.c (getpwd): Likewise
7207 * final.c (getpwd): Likewise.
7208 * protoize.c (getpwd): Likewise.
7210 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7212 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7214 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7216 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7219 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7221 * fixinc/Makefile.in (subdir): New.
7222 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7225 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7227 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7228 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7231 * invoke.texi: Fix typo.
7233 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7234 changed. Handle autoincrement addressing modes.
7236 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7237 just like we would the virtual incoming args register when
7240 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7242 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7243 path, in .file directive.
7245 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7247 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7250 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7252 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7255 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7257 * tree.c (tree_code_name): Constify a char*.
7259 * tree.h (tree_code_name, decl_printable_name): Likewise.
7261 * function.h (struct function): Likewise.
7263 * toplev.c (decl_name, decl_printable_name): Likewise.
7265 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7267 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7268 (init_objc): Remove function pointer cast.
7270 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7272 * pa.md (interspace_jump): New pattern.
7273 (builtin_longjmp): New expander.
7275 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7277 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7278 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7279 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7281 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7283 * jump.c (delete_prior_computation): Also check calls
7284 to constant functions. Don't bother checking for a
7285 REG_UNUSED note before adding it.
7286 (delete_computation): Handle multi-word hard registers
7287 when synthesizing missing REG_DEAD notes for a register
7288 which is both set and used by an insn.
7290 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7292 * loop.c (this_loop_info): New variable.
7293 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7294 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7296 (prescan_loop, strength_reduce): New argument loop_info. All callers
7298 (scan_loop): New variable loop_info, initialise to address of
7300 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7301 Delete variable loop_has_multiple_exit targets and replace with
7302 field in this_loop_info.
7303 (find_and_verify_loops): Rename this_loop to this_loop_num.
7304 (strength_reduce): Delete loop_iteration_info. Replace variable
7305 loop_info with function argument of same name.
7306 (insert_bct): Rework test for loop being completely unrolled.
7308 * loop.h (struct loop_info): New fields num, loops_enclosed,
7309 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7310 has_indirect_jump, and cont. Redefine use of unroll_number.
7311 (loop_unroll_number): Delete.
7313 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7315 (loop_iterations): Delete variable vtop and instead use
7316 loop_info->vtop computed in prescan_loop.
7318 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7320 * fix-header.c (main): Do not pass a null pointer to strcmp.
7322 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7324 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7326 * configure: Rebuilt.
7328 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7330 * jump.c (jump_optimize_1): Do not delete assignments to
7331 internal_arg_pointer.
7332 * cse.c (delete_trivially_dead_insns): Always consider a set of
7333 the internal_arg_pointer live.
7335 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7337 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7338 (update_life_info) [REG_WAS_0]: Search the original insns rather
7339 than the new insns for the note. Fix typos finding note_dest.
7340 If no dest found, discard the note rather than abort.
7341 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7342 (replace_insns): Remove the old insn list after update_life_info
7345 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7347 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7349 (sched_analyze_1): Let add_dependence care for not adding dups.
7350 (sched_analyze_2): Likewise.
7351 (add_branch_dependences): Likewise.
7353 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7355 * i386/winnt.c (export_list): New type.
7356 (exports_head): Rename to
7357 (export_head): this.
7358 (i386_pe_record_exported_symbol): Add is_data flag.
7359 (i386_pe_asm_file_end): Emit directive for exported variables.
7360 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7362 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7363 (ASM_DECLARE_OBJECT_NAME): Likewise.
7364 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7365 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7367 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7369 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7371 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7374 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7376 * config/openbsd.h: Define SET_ASM_OP.
7377 * tm.texi: cross-reference SET_ASM_OP in the index.
7379 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7381 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7382 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7383 and class_narrowest_mode at compile time. Kill init_rtl.
7384 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7385 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7386 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7388 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7390 * rtl.h: Declare rtx_length and rtx_format as const.
7391 * machmode.def: Define CC(). Use CC() to define CCmode. If
7392 EXTRA_CC_MODES is defined, expand it here.
7393 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7394 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7395 const. Kill all references to EXTRA_CC_MODES.
7397 * toplev.c: Don't prototype or call init_rtl.
7398 * optabs.c: Don't call init_mov_optab.
7399 * genemit.c: Don't generate init_mov_optab. Don't call
7401 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7403 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7404 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7405 genrecog.c: Don't call init_rtl.
7407 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7408 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7409 definition of EXTRA_CC_MODES.
7411 * md.texi: Kill ref to EXTRA_CC_NAMES.
7412 * tm.texi: Document new way to define EXTRA_CC_MODES.
7414 * genrecog.c: Do not look up the name of a define_split.
7417 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7419 * config/v850/v850.md: Fix typo introduced by previous delta.
7421 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7423 * gcc.c (fatal): Make definition static to match prototype.
7425 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7427 * combine.c (get_last_value): Don't look for earlier sets if the last
7428 known set is somewhere in between the insns being combined.
7430 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7432 * configure.in: Don't use shell ! to negate exit codes
7433 * configure: Regenerate
7435 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7437 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7438 the fact that ALIGN is measured in bits, not bytes.
7440 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7442 * errors.c: New file; defines functions error, warning, and
7443 fatal, variables have_error and progname.
7444 * errors.h: New file; prototypes and decls for stuff in errors.c.
7446 * Makefile: Add rules to build errors.o and
7447 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7448 genopinit, genrecog, genextract, genpeep, genattr, and
7449 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7450 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7451 genpeep.o, genattr.o, and genoutput.o.
7453 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7454 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7455 define or prototype fatal. Set progname at beginning of main.
7456 * genoutput.c: Likewise, and don't define or prototype error
7459 * c-typeck.c (c_expand_start_case): Return immediately if exp
7461 * fold-const.c (operand_equal_p): Return immediately if arg1
7462 or arg0 are ERROR_MARKs.
7463 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7464 fields of type ERROR_MARK when calculating if the record can
7467 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7468 with much help from Jeffrey A Law and Richard Henderson
7470 * i386.md: In the 6 insns which call output_fix_trunc,
7471 earlyclobber operands[0].
7473 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7475 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7476 creating new registers.
7478 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7480 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7481 i386_reg_alloc_order, i386_regparm_string,
7482 i386_align_loops_string, i386_align_jumps_string,
7483 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7484 and i386_branch_cost_string as type "const char *".
7485 * i386.c: Define all above strings as type "const char *".
7487 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7489 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7490 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7492 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7494 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7495 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7497 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7499 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7500 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7501 (dwarf2out_line, dwarf2out_finish): Likewise.
7502 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7504 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7506 * tree.c (lang_unsave_expr_now) : Correct return type.
7507 * tree.h (lang_unsave_expr_now) : Same.
7509 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7511 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7512 instead of duplicating code.
7514 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7516 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7518 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7520 * tree.h: fancy_abort always takes three args.
7521 * resource.c: Move include of system.h before toplev.h.
7523 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7525 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7528 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7530 * system.h: Don't redefine abort or trim_filename.
7531 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7532 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7533 whether or not __FUNCTION__ is available.
7534 * tree.h: Duplicate rtl.h's definition of abort, for files
7535 that don't include rtl.h. Delete all code to perform type
7536 checking with a compiler other than GCC.
7537 * varray.h: Delete all code to perform type checking with a
7538 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7539 its arguments exactly once, using a statement expression.
7540 Adjust the VARRAY_<type> accessor macros to match.
7541 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7542 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7543 caller's location. Define fatal_insn and fatal_insn_not_found
7544 as macros that use _fatal_insn and _fatal_insn_not_found.
7545 (fancy_abort, trim_filename): Kill prototypes.
7547 * rtl.c (trim_filename): Move here from toplev.c.
7548 (fancy_abort): New function.
7549 (DIR_SEPARATOR): Provide default definition.
7550 * tree.c (tree_check_failed, tree_class_check_failed): Go
7551 through fancy_abort.
7552 (tree_check, tree_class_check, cst_or_constructor_check,
7553 expr_check): Delete.
7554 * varray.c (varray_check_failed): New function.
7555 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7556 _fatal_insn and _fatal_insn_not_found. Go through
7558 (trim_filename, fancy_abort): Delete.
7560 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7561 * except.c (start_catch_handler): Report ICE with error/abort
7563 * final.c (output_operand_lossage): Likewise.
7564 * flow.c (verify_flow_info): Likewise.
7566 * gcc.c: Prototype fatal.
7567 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7568 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7569 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7570 Don't define fancy_abort.
7572 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7574 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7577 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7579 * m88k.h (VERSION_INFO2): Kill.
7580 (VERSION_STRING): Kill.
7582 (VERSION_INFO1): Tidy.
7583 (TARGET_VERSION): Update.
7584 * m88k/dgux.h (VERSION_INFO2): Kill.
7585 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7586 * m88k/luna.h (VERSION_INFO1): Tidy.
7587 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7588 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7589 (output_file_start): Adjust for death of VERSION_STRING.
7591 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7593 * cpplib.c (detect_if_not_defined): New function.
7594 (do_if): Use it to detect potential once-only headers.
7596 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7598 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7600 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7602 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7603 anywere in the function only if they are pseudos and set before
7604 being used (not live at the start of the function).
7605 (num_sign_bit_copies) : Same.
7606 (get_last_value_validate) : Same.
7607 (get_last_value) : Same.
7609 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7611 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7612 where N and M are constant and N is an integer multiple of M.
7614 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7616 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7617 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7618 sbitmap_union_of_preds): Add prototypes.
7619 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7620 the intersection of successors with the new flow graph structures.
7621 (sbitmap_intersection_of_preds): New function to compute the
7622 intersection of predecessors with the new flow graph structures.
7623 (sbitmap_union_of_succs): New function to compute the union of
7624 successors with the new flow graph structures.
7625 (sbitmap_union_of_preds): New function to compute the union of
7626 predecessors with the new flow graph structures.
7627 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7628 (expr_reaches_here_p): Use edge and basic_block structures instead
7629 of s_preds and s_succs.
7630 (compute_cprop_avinout): Use new sbitmap routines.
7631 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7632 of s_preds and s_succs.
7633 * flow.c (compute_flow_dominators): Compute dominators using
7634 edges and basic blocks instead of s_preds and s_succs.
7636 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7638 * lists.c (unused_insn_list, unused_expr_list): New file for
7639 maintaining various types of lists. New statics for maintaining a
7640 cache of available INSN_LIST and EXPR_LIST nodes.
7641 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7642 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7643 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7644 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7645 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7646 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7647 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7648 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7649 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7650 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7651 (remove_dependence, free_pending_lists): Use new global routines.
7652 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7653 (sched_analyze, compute_block_backward_dependences): Use new routines.
7654 (sched_analyze_1, sched_analyze_2): Use new routines.
7655 (schedule_insns): Use new global routines.
7656 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7658 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7659 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7661 * toplev.c (rest_of_compilation): Initialize node cache.
7662 * Makefile.in (OBJS): Add lists.o to list of object files.
7663 (lists.o): Add dependancies.
7665 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7667 * config/v850/v850.md: Fix compile time warning messages.
7668 * config/v850/v850.c: Fix compile time warning messages.
7669 * config/v850/v850.h: Fix compile time warning messages.
7671 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7673 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7674 Remove unused prototype for `init_lengths'.
7676 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7678 * calls.c (emit_call_1): Mark parameter `stack_size' with
7680 (expand_call): Initialize variable `insn'.
7681 (emit_library_call): Likewise for variable `high_to_save'.
7682 (emit_library_call_value): Likewise.
7683 (store_one_arg): Likewise for variables `lower_bound' and
7686 * combine.c (try_combine): Likewise for variables `i2_code_number'
7687 and `other_code_number'.
7688 (find_split_point): Likewise for variables `pos', `unsignedp' and
7690 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7691 (simplify_and_const_int): Remove unused variable `width'.
7692 (merge_outer_ops): Likewise.
7694 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7695 HOST_WIDE_INT' when comparing against one.
7696 (simplify_relational_operation): Likewise.
7697 (cse_insn): Initialize variables `src_eqv_volatile',
7698 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7700 * final.c (init_final): Constify parameter `filename'.
7701 (final_start_function): Mark parameter `optimize' with
7703 (profile_function): Likewise for parameters `first' and `optimize'.
7704 (output_source_line): Likewise for parameter `file'.
7706 * integrate.c (subst_constants): Cast a value to `size_t' when
7707 comparing against one.
7708 (mark_stores): Initialize variable `mode'. Cast a value to
7709 `size_t' when comparing against one.
7711 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7713 * loop.c (move_movables): Initialize variable `first'.
7714 (strength_reduce): Likewise for variable `increment'.
7715 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7716 value to `size_t' when comparing against one.
7717 (load_mems): Initialize variable `end_label'.
7719 * output.h (init_final): Constify parameter.
7721 * reload.c (decompose): Initialize variable `base'.
7723 * reload1.c (reload): Likewise for variable `is_scalar'.
7724 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7725 (choose_reload_regs): Initialize variable `mode'.
7726 (emit_reload_insns): Likewise for variable `store_insn'.
7727 (reload_cse_noop_set_p): Mark parameter `insn' with
7729 (reload_combine): Initialize variable `set'.
7731 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7732 (copy_loop_body): Cast a value to `size_t' when comparing against
7735 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7736 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7737 (remove_from_pending_weak_list): Mark parameter `name' with
7740 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7742 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7745 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7747 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7748 (ASM_DECLARE_FUNCTION_NAME): Define.
7749 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7750 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7751 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7752 not already defined.
7754 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7756 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7757 of n_popped when call/call_value are not defined.
7759 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7761 * tm.texi: GNU CC -> GCC conversion.
7762 (CC1_SPEC): Indicate it is used for all language front ends.
7764 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7766 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7767 NOTE_INSN_EH_REGION_END correctly.
7769 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7770 Jeff Law <law@cygnus.com>
7772 * loop.c (strength_reduce): Automatically unroll loops if the
7773 unrolled loop size is smaller than the rolled loop size.
7775 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7776 and delete comment that code should be rewritten.
7778 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7780 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7783 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7785 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7787 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7788 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7789 (LINK_SPEC): Add -u _main when building executables.
7790 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7791 (ASM_FILE_END): Use the default for ix86-pe.
7792 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7794 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7796 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7797 and ASM_CLOSE_PAREN are empty strings.
7799 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7800 Geoffrey Keating <geoffk@cygnus.com>
7802 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7803 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7804 (unprotoize.o): Ditto.
7805 (test-protoize-simple): Don't define STD_PROTO_DIR.
7806 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7807 changes to make 'test-protoize-simple' pass.
7808 (STD_PROTO_DIR): Remove define.
7809 (STANDARD_EXEC_PREFIX): Supply default define.
7810 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7811 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7812 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7813 (GET_ENV_PATH_LIST): New macro.
7814 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7815 (do_processing): Initialize default_syscalls_dir using new
7816 macros. Use it to initialize syscalls_absolute_filename.
7818 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7820 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7821 B into a register before emit_conditional_move.
7823 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7825 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7826 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7827 multiplicand out of (+ (* a b) (* c d)).
7829 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7830 Richard Henderson <rth@cygnus.com>
7832 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7833 (new_insn_dead_notes): Likewise.
7834 (update_n_sets): Likewise.
7835 (update_flow_info): Move to flow.c, renamed to update_life_info;
7836 extend to handle multiple source insns.
7837 * flow.c: Include resource.h
7838 (unlink_insn_chain): New.
7839 (split_hard_reg_notes): New.
7840 (maybe_add_dead_note): New.
7841 (maybe_add_dead_note_use): New.
7842 (find_insn_with_note): New.
7843 (new_insn_dead_notes): New.
7844 (update_n_sets): New.
7845 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7846 (maybe_remove_dead_notes): New.
7847 (update_life_info): New.
7848 (prepend_reg_notes): New.
7849 (replace_insns): New.
7850 * output.h (update_life_info): Declare.
7851 * recog.c (split_block_insns): Use update_life_info.
7852 * resource.c (find_free_register): Use reg_alloc_order, don't use
7853 fixed regs, make sure the mode is supported, don't use new regs.
7855 * rtl.h (replace_insns): Declare.
7857 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7859 * expr.c (expand_expr): Cope with COND_EXPRs with one
7860 non-returning branch.
7862 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7864 * expr.c (store_expr): Always pass down the target, even when not
7867 1999-08-24 Nick Clifton <nickc@cygnus.com>
7869 * configure.in: Define target_cpu_default for v850 targets.
7870 * configure: Regenerate
7872 * config/v850/v850.h (TARGET_CPU_generic): Define.
7873 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7874 addresses are 4 byte aligned.
7876 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7879 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7881 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7882 (main): Add prototypes.
7884 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7885 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7886 (write_attr_get): Emit prototypes along with function definition.
7887 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7888 (write_complex_function): Emit static prototype along with
7889 function definition.
7891 * genemit.c (gen_split): Emit prototypes along with function
7894 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7895 Likewise for predicates and `insn_operand_predicate'.
7896 (process_template): Emit static prototype along with function
7899 * genrecog.c (make_insn_sequence): Constify a char*. Add
7900 prototypes for get_split_*().
7901 (write_subroutine): Emit prototypes along with function
7904 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7906 * gcse.c (find_avail_set): Follow chains of register-register copies.
7907 Use oprs_not_set_p to guarantee that the returned value can be
7909 (cprop_insn): Don't verify the return value of find_avail_set with
7912 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7913 (cprop_cc0_jump): New function.
7914 (cprop_insn): Break out new function cprop_jump and use it.
7915 Also use cprop_cc0_jump for machines with CC0.
7916 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7918 * tree.h (current_function_calls_setjmp,
7919 current_function_calls_longjmp): Delete declarations.
7920 * dsp16xx.c: Include "function.h".
7921 * elxsi.c: Likewise.
7922 * gmicro.c: Likewise.
7923 * h8300.c: Likewise.
7926 * mn10200.c: Likewise.
7927 * mn10300.c: Likewise.
7928 * ns32k.c: Likewise.
7932 * rtl.h (rtx_equal_function_value_matters): Declare.
7933 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7935 * function.c: Likewise.
7936 * emit-rtl.c: Likewise.
7938 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7940 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7943 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7945 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7948 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7950 * cpp.texi: Add a node documenting macro varargs (copied
7953 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7955 * cppspec.c: Put a null pointer at the end of the new argv.
7957 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7959 * configure.in: Remove code to select/de-select the haifa
7960 scheduler. Every scheduled port gets haifa now.
7961 * configure: Rebuilt.
7962 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7964 * Makefile.in: Corresponding changes.
7966 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7968 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7969 All callers changed.
7970 (prepare_float_lib_cmp): Likewise.
7971 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7972 * expr.h (emit_float_lib_cmp): Delete declaration.
7973 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7974 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7975 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7977 (cmptf): Now conditional on TARGET_HARD_QUAD.
7979 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7981 * resource.c (mark_target_live_regs): Use
7982 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7984 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7986 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7988 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7990 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7992 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7994 * rtl.h (rtx_format): Constify a char*.
7996 * rtl.c (rtx_format): Likewise.
7997 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7998 (init_rtl): Use accessor macro, not `rtx_format'.
8000 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
8003 * caller-save.c (mark_referenced_regs): Likewise.
8005 * combine.c (subst, make_compound_operation, known_cond,
8006 gen_rtx_combine, update_table_tick, get_last_value_validate,
8007 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
8009 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
8010 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
8011 count_reg_usage): Likewise.
8013 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
8016 * final.c (leaf_renumber_regs_insn): Likewise.
8018 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
8019 dump_edge_info, count_reg_references): Likewise.
8021 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
8022 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
8025 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
8026 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
8027 add_label_notes): Likewise.
8029 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
8030 clear_struct_flag, count_sub_rtxs, count_alternatives,
8031 compares_alternatives_p, contained_in_p, walk_attr_value,
8032 write_expr_attr_cache): Likewise.
8034 * genconfig.c (walk_insn_part): Likewise.
8036 * genemit.c (max_operand_1, gen_exp): Likewise.
8038 * genextract.c (walk_rtx): Likewise.
8040 * genflags.c (num_operands): Likewise.
8042 * genoutput.c (scan_operands): Likewise.
8044 * genpeep.c (match_rtx): Likewise.
8046 * genrecog.c (add_to_sequence): Likewise.
8048 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
8051 * integrate.c (save_constants, copy_for_inline,
8052 copy_rtx_and_substitute, subst_constants, restore_constants):
8055 * jump.c (mark_jump_label, invert_exp, redirect_exp,
8056 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
8058 * local-alloc.c (contains_replace_regs, memref_referenced_p):
8061 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
8062 add_label_notes, replace_call_address, count_nonfixed_reads,
8063 invariant_p, find_single_use_in_loop, find_mem_givs,
8064 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
8067 * print-rtl.c (reg_names, print_rtx): Likewise.
8069 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
8071 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
8072 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
8073 print_blocks): Likewise.
8075 * regclass.c (fix_register, record_address_regs,
8076 reg_scan_mark_refs): Likewise.
8078 * regmove.c (stable_but_for_p): Likewise.
8080 * reload.c (loc_mentioned_in_p, operands_match_p,
8081 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
8082 copy_replacements, refers_to_regno_for_reload_p,
8083 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
8084 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
8087 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
8088 delete_address_reloads_1, count_occurrences,
8089 reload_cse_mem_conflict_p, reload_combine_note_use,
8090 add_auto_inc_notes): Likewise.
8092 * resource.c (mark_referenced_resources, mark_set_resources):
8095 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
8096 reg_mentioned_p, regs_set_between_p, modified_between_p,
8097 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
8098 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
8099 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
8100 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
8102 * sched.c (sched_analyze_2, attach_deaths): Likewise.
8104 * stupid.c (stupid_mark_refs): Likewise.
8106 * unroll.c (remap_split_bivs): Likewise.
8108 * varasm.c (mark_constants): Likewise.
8110 * a29k/a29k.c (uses_local_reg_p): Likewise.
8112 * alpha/alpha.c (summarize_insn): Likewise.
8114 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
8115 eliminate_lr2ip): Likewise.
8117 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
8119 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
8120 reg_mentioned_in_mem): Likewise.
8122 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
8123 symbolic_reference_mentioned_p): Likewise.
8125 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
8127 * sh/sh.c (regs_used, mark_use): Likewise.
8129 * vax/vax.c (vax_rtx_cost): Likewise.
8131 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8133 * machmode.h (mode_name): Constify a char*.
8135 * rtl.c (mode_name): Likewise.
8137 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8139 * optabs.c (init_libfuncs): Constify a char*.
8141 * print-tree.c (mode_name): Remove redundant declaration.
8142 (print_node): Use accessor macro, not `mode_name'.
8144 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8146 (new_spill_reg): Constify a char*.
8148 * tree.c (mode_name): Remove redundant declaration.
8150 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8152 * rtl.c (rtx_name): Constify a char*.
8154 * rtl.h (rtx_name, fix_sched_param): Likewise.
8156 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8157 (mypr): Use accessor macro, not `rtx_name'.
8159 * genemit.c (print_code): Constify a char*.
8161 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8163 * genpeep.c (print_code): Constify a char*.
8165 * genrecog.c (print_code): Likewise.
8167 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8168 end_bb): Add static prototype.
8169 (draw_edge): Constify a char*.
8170 (end_bb): Remove unused parameter.
8172 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8173 print_block_visualization): Constify a char*.
8175 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8177 * c-common.c (c_get_alias_set): Update comment.
8179 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8181 * linux.h (LIB_SPEC): Added.
8183 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8185 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8187 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8189 * tree.c (expr_check): Fix typo in last change.
8191 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8193 * rtl.def (NOTE): Change format to "iuu0n".
8194 (ADDR_DIFF_VEC): Change format to "eEee0".
8195 (ADDRESSOF): Change format to "eit".
8197 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8198 (RTVEC_ELT): Change to match.
8199 (XVECEXP): Use XVEC and RTVEC_ELT.
8200 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8201 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8202 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8203 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8204 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8205 (INTVAL): Use XWINT.
8206 (ADDRESSOF_DECL): Use XTREE.
8207 (SET_ADDRESSOF_DECL): Delete.
8208 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8209 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8210 ifdefed out since 2.6 at least.
8211 (gen_rtvec_vv): Delete prototype.
8213 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8215 (copy_most_rtx): Handle 't' format letter.
8216 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8217 (gen_rtvec_vv): Delete function. All callers changed to use
8218 gen_rtvec_v instead.
8219 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8220 the '0' format letter.
8222 * function.c (gen_mem_addressof): Don't use
8223 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8225 * integrate.c (copy_rtx_and_substitute): Likewise.
8226 Copy 't' slots with XTREE.
8227 (subst_constants): Treat 't' slots like '[swi]' slots.
8228 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8229 * jump.c (rtx_equal_for_thread_p): Likewise.
8230 * rtlanal.c (rtx_equal_p): Likewise.
8231 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8232 only four arguments.
8233 * gengenrtl.c (type_from_format): Provide correct types for
8237 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8238 If a recent gcc is in use (always in stage2 and beyond), use
8239 statement expressions, so we don't make a function call unless
8240 the check fails. Evaluate arguments exactly once.
8241 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8242 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8244 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8245 they evaluate their arguments exactly once, irrespective of
8246 the compiler in use.
8248 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8249 is used by the currently-enabled check macros. This is:
8250 (tree_check_failed, tree_class_check_failed): For gcc.
8251 (tree_check, tree_class_check, cst_or_constructor_check,
8252 expr_check): For other compilers.
8254 * gencheck.c: Do not define any *_CHECK1 macros.
8256 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8257 Mark Mitchell <mark@codesourcery.com>
8259 * c-common.c (c_get_alias_set): Fix support for poitners and
8262 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8264 * alias.c: Include tree.h.
8265 (nonlocal_reference_p, mark_constant_function): New functions.
8266 * flow.c (life_analysis): Call mark_constant_function.
8267 * rtl.h (mark_constant_function): Declare it.
8269 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8271 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8272 unrecognisable switches.
8274 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8276 * loop.c (recombine_givs): Set ix field after sorting.
8277 (recombine_givs): Remove bogus index / giv lockstep looping.
8279 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8281 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8283 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8284 (do_cmp_and_jump): Formatting fixes.
8285 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8286 do_compare_rtx_and_jump instead of compare_from_rtx.
8287 (do_compare_rtx_and_jump): New function; mostly copied from
8289 (do_jump_for_compare): Delete.
8290 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8292 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8293 of compare/do_jump_for_compare pairs.
8294 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8295 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8296 compare_from_rtx/do_jump_for_compare pairs.
8297 (do_jump_by_parts_equality): Likewise.
8298 (do_jump_by_parts_equality_rtx): Likewise.
8299 * expr.h (do_compare_rtx_and_jump): Declare.
8300 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8301 that used to be in emit_cmp_insn.
8302 (cmp_available_p): New function.
8303 (prepare_operand): New function.
8304 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8305 to be in emit_cmp_insn.
8306 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8307 parameters to be pointers; don't emit final compare but modify some of
8308 the values pointed to by the args so the caller can perform the
8310 (expand_binop): Call emit_store_flag_force with signed forms of
8312 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8313 emit_jump_insn pair.
8314 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8315 emit_cmp_and_jump_insn_1. Call emit_queue.
8316 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8318 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8319 jump sets cc0 before deleting it.
8320 * integrate.c (expand_inline_function): Likewise.
8321 * unroll.c (unroll_loop): Similar changes in several places.
8322 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8325 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8327 * Makefile.in (insn-recog.o): Update dependencies.
8328 * genrecog.c (main): Make generated file include "function.h".
8330 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8332 * cse.c (cse_insn): Call never_reached_warning when a jump is
8333 changed to be unconditional.
8334 * flags.h: Declare warn_notreached.
8335 * flow.c (delete_block): Call never_reached_warning when
8337 * jump.c (delete_barrier_successors): Call never_reached_warning
8338 when we delete everything after a BARRIER.
8339 (never_reached_warning): New function.
8340 * rtl.h: Declare never_reached_warning.
8341 * toplev.c (warn_notreached): New variable.
8342 (lang_independent_options): Set warn_notreached
8343 when -Wunreachable-code.
8344 (compile_file): We need line numbers for -Wunreachable-code.
8346 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8348 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8349 * sched.c (insn_unit): Likewise.
8351 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8353 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8355 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8357 * flow.c (create_edge_list): Use xmalloc, not malloc.
8359 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8361 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8362 C-style comments. Do not lose the character before double slash.
8364 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8366 * basic-block.h (struct edge_list): Stucture to maintain a vector
8368 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8369 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8370 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8371 New function prototypes.
8372 * flow.c (create_edge_list): Function to create an edge list.
8373 (free_edge_list): Discards memory used by an edge list.
8374 (print_edge_list): Debug output showing an edge list.
8375 (verify_edge_list): Internal consistency check for an edge list.
8376 (find_edge_index): Function to find an edge index for a pred and succ.
8378 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8380 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8383 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8385 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8387 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8389 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8391 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8393 * toplev.c (rest_of_compilation): Allow machine dependent
8394 reorganisation pass to place information into the RTL dump
8395 file if it so wishes.
8397 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8399 * explow.c (hard_function_value): Use VOIDmode instead of
8401 * stmt.c (expand_return): Likewise.
8402 * stor-layout.c (get_best_mode): Likewise.
8404 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8405 emit call instead of emit_insn call.
8407 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8409 * configure.in: Handle --disable/enable-win32-registry.
8410 * install.texi: Document --disable/enable-win32-registry.
8411 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8412 (WIN32_REGISTRY_KEY): New macro.
8413 * prefix.c: Use to enable/disable win32-specific code.
8414 (lookup_key): Use versioned key.
8415 * configure: Regenerate.
8416 * config.in: Likewise.
8418 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8420 * cpplib.c (read_line_number): New fn, split out of...
8423 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8425 tree.c (lang_unsave_expr_now) : New.
8426 (unsave_expr_now): Call lang_unsave_expr_now.
8427 tree.h (lang_unsave_expr_now) : New.
8429 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8431 * toplev.c (flag_new_exceptions): On by default.
8433 1999-08-13 Michael Meissner <meissner@cygnus.com>
8435 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8437 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8439 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8440 INTEGER_TYPE with precision==1, it's __java_boolean.
8442 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8444 * global.c (prune_preferences): Move some invariants out of the
8447 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8449 * configure.in (alpha*-dec-osf*): Add osf5.
8451 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8453 * configure.in: Rework handling of ARM GNU/Linux slightly.
8454 (arm*-*-linux-gnuoldld): New target.
8455 * configure: Regenerate.
8456 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8457 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8458 * config/arm/linux-oldld.h: New file.
8459 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8460 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8462 * config/arm/linux-elf.h (ASM_SPEC): Define.
8463 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8464 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8465 for 26-bit APCS and old linker.
8466 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8468 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8469 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8470 don't define `arm' or `arm_elf'.
8471 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8472 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8474 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8476 * rtl.texi: Fix typo.
8478 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8480 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8482 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8484 * extend.texi (C++ Signatures): Remove node.
8485 * invoke.texi: Remove discussion of -fhandle-signatures,
8486 signature, sigof, __signature__, and __sigof__.
8488 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8490 * Makefile.in (JAVAGC): Removed.
8492 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8494 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8496 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8498 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8500 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8502 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8503 a register that is already known to be a pointer.
8505 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8507 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8508 * fixinc/inclhack.sh: Regenerated.
8509 * fixinc/fixincl.sh: Regenerated.
8511 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8513 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8514 Fix documentation of -ansi flag to describe its C++ behavior.
8515 Remove bogus reference to GCC 2.9.
8517 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8519 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8520 note if it is non-NULL.
8522 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8524 * except.h (eh_nesting_info): Add new structure defintion.
8525 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8526 (reachable_handlers, update_rethrow_references): Add function
8528 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8529 a rethrow symbol instead of an integer exception region number.
8530 * flow.c (Make_edges): Use new exception nesting routines to determine
8531 which handlers are reachable from a CALL or asynchronous insn.
8532 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8534 (delete_eh_regions): Update rethrow labels, and don't delete
8535 regions which are the target of a rethrow.
8536 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8537 avoid overloading the SYMBOL_REF_USED flag.
8538 (rethrow_symbol_map): Use new rethrow_ref field.
8539 (rethrow_used): Use new rethrow_ref field.
8540 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8541 of an integer. Fix formatting.
8542 (output_exception_table_entry): Use new rethrow_ref field.
8543 (can_throw): Check for EH_REGION_NOTE before deciding
8544 whether a CALL can throw or not.
8545 (scan_region): Call rethrow_used() instead of accessing data structure.
8546 (update_rethrow_references): New function to make sure only regions
8547 which are still targets of a rethrow are flagged as such.
8548 (process_nestinfo): New static function to initialize a handler
8549 list for a specific region.
8550 (init_eh_nesting_info): New function to allocate and initialize
8551 the list of all EH handlers reachable from all regions.
8552 (reachable_handlers): New function to retrieve the list of handlers
8553 reachable from a specific region and insn.
8554 (free_eh_nesting_info): New function to dispose of a list of
8557 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8559 * flow.c (split_edge): Set JUMP_LABEL field.
8560 (commit_one_edge_insertion): Set head correctly for insert_before.
8561 When inserting insns, update insn block numbers if allocated.
8563 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8565 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8566 retry_incomplete_types): Add static prototype.
8567 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8568 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8569 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8570 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8571 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8574 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8575 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8577 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8579 * output.h (assemble_name): Constify a char*.
8581 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8582 assemble_variable, assemble_name): Likewise.
8584 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8586 * arm/pe.c (arm_pe_unique_section): Likewise.
8588 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8590 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8592 * i386/interix.c (i386_pe_unique_section): Likewise.
8594 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8596 * i386/winnt.c (i386_pe_unique_section): Likewise.
8598 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8600 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8602 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8604 * pa/pa.c (output_call): Likewise.
8606 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8608 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8610 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8613 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8616 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8618 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8619 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8621 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8623 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8625 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8627 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8629 * tree.h (lang_identify): Constify a char*.
8630 (print_error_function): Add extern prototype. Constify a char*.
8632 * c-lang.c (lang_identify): Constify a char*.
8634 * objc/objc-act.c (lang_identify): Constify a char*.
8636 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8638 * genpeep.c (main): Make generated file include "function.h".
8639 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8641 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8643 * Makefile.in: Update dependencies.
8644 * alias.c: Include "function.h"
8645 * c-decl.c: Likewise.
8646 * caller-save.c: Likewise.
8647 * calls.c: Likewise.
8648 * combine.c: Likewise.
8650 * explow.c: Likewise.
8651 * final.c: Likewise.
8652 * global.c: Likewise.
8653 * graph.c: Likewise.
8654 * local-alloc.c: Likewise.
8656 * optabs.c: Likewise.
8657 * profile.c: Likewise.
8658 * recog.c: Likewise.
8659 * regclass.c: Likewise.
8660 * regmove.c: Likewise.
8661 * reload.c: Likewise.
8662 * reorg.c: Likewise.
8663 * resource.c: Likewise.
8664 * sched.c: Likewise.
8665 * stupid.c: Likewise.
8666 * config/1750a/1750a.c: Likewise.
8667 * config/a29k/a29k.c: Likewise.
8668 * config/arc/arc.c: Likewise.
8669 * config/arm/arm.c: Likewise.
8670 * config/arm/thumb.c: Likewise.
8671 * config/c4x/c4x.c: Likewise.
8672 * config/clipper/clipper.c: Likewise.
8673 * config/convex/convex.c: Likewise.
8674 * config/fx80/fx80.c: Likewise.
8675 * config/i860/i860.c: Likewise.
8676 * config/m68k/m68k.c: Likewise.
8677 * config/m88k/m88k.c: Likewise.
8678 * config/mips/mips.c: Likewise.
8679 * config/pdp11/pdp11.c: Likewise.
8680 * config/pyr/pyr.c: Likewise.
8681 * config/romp/romp.c: Likewise.
8682 * config/sh/sh.c: Likewise.
8683 * config/tahoe/tahoe.c: Likewise.
8684 * config/vax/vax.c: Likewise.
8685 * config/we32k/we32k.c: Likewise.
8686 * config/sparc/sparc.c: Include "function.h".
8687 (mem_min_alignment): Test current_function rather than
8688 regno_pointer_align.
8689 * config/pa/pa.c: Likewise.
8690 (compute_frame_size): Delete declaration of
8691 current_function_outgoing_args_size.
8692 * config/arc/arc.h (current_function_varargs): Delete declaration.
8693 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8695 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8697 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8698 current_function_uses_pic_offset_table.
8699 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8700 of current_function_returns_pointer.
8701 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8702 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8703 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8704 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8705 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8706 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8707 * config/m88k/m88k.c: Include "function.h"
8708 (call_used_regs, current_function_pretend_args_size,
8709 current_function_outgoing_args_size, frame_pointer_needed): Delete
8711 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8713 * config/mips/mips.h (current_function_calls_alloca): Delete
8715 * config/mn10200/mn10200.h (current_function_needs_context,
8716 rtx_equal_function_value_matters): Delete declarations.
8717 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8718 flag_pic): Delete declarations.
8719 * config/pa/pa.h (current_function_pretend_args_size,
8720 current_function_decl): Delete declarations.
8721 * config/pa/som.h (current_function_varargs): Delete declaration.
8722 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8724 * config/pyr/pyr.h (current_function_pretend_args_size,
8725 current_function_args_size, current_function_calls_alloca): Delete
8727 * config/sh/sh.h (current_function_varargs): Delete declaration.
8728 * config/sparc/sparc.h (current_function_outgoing_args_size,
8729 current_function_calls_alloca, current_function_decl): Delete
8731 * config/spur/spur.h (current_function_pretend_args_size,
8732 current_function_calls_alloca): Delete declarations.
8733 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8735 * config/vax/vms.h (current_function_name): Delete declaration.
8736 * gcse.c: Include "function.h".
8737 (current_function_name, current_function_calls_setjmp): Delete
8739 * haifa-sched.c: Include "function.h".
8740 (forced_labels): Delete declaration.
8742 * reg-stack.c: Likewise.
8743 * reload1.c: Likewise.
8744 * genemit.c (main): Make generated file include function.h.
8745 * genoutput.c (output_prologue): Likewise.
8747 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8748 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8749 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8750 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8751 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8752 macros for some of them.
8753 (emit_filename, emit_lineno): Delete declarations.
8754 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8755 regno_pointer_* variables through current_function.
8756 (gen_inline_header_rtx): Delete function.
8757 (save_emit_status): Delete function.
8758 (set_new_last_label_num): New function.
8759 (clear_emit_caches): New function.
8760 (restore_emit_status): Just clear last_labelnum and call
8762 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8763 through macro seq_stack.
8764 (add_insn_after): Likewise.
8765 (add_insn_before): Likewise.
8766 (remove_insn): Likewise.
8767 (pop_topmost_sequence): Likewise.
8768 (in_sequence_p): Likewise.
8769 (start_sequence_for_rtl_expr): Likewise.
8770 (start_sequence): Likewise, and likewise for
8771 sequence_rtl_expr/seq_rtl_expr.
8772 (push_topmost_sequence): Likewise.
8773 (end_sequence): Likewise.
8774 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8775 All callers changed. Store into that pointer instead of globals.
8776 (init_emit): Allocate emit elt of current_function.
8777 Changes for sequence_rtl_expr/sequence_stack renaming.
8778 Call clear_emit_caches instead of doing it in-line.
8779 Access regno_pointer_* variables through current_function.
8780 (init_emit_once) Don't clear sequence_stack.
8782 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8784 (arg_pointer_save_area): Delete declaration.
8785 (finish_expr_for_function): Renamed from init_queue; no longer static.
8786 (init_expr): Don't call init_queue.
8787 (save_expr_status, restore_expr_status): Delete functions.
8788 (expand_expr): Changes to reflect new layout of struct function.
8789 Don't access current_function_check_memory_usage when current_function
8791 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8792 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8793 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8794 current_function_uses_const_pool, function_call_count,
8795 current_function_uses_pic_offset_table, nonlocal_labels,
8796 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8797 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8798 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8800 (finish_expr_for_function): Declare.
8801 * flags.h (current_function_has_nonlocal_label,
8802 current_function_has_nonlocal_goto, current_function_is_thunk,
8803 current_function_has_computed_jump): Delete declarations.
8804 * flow.c (forced_labels): Delete declaration.
8805 * function.c (current_function_pops_args,
8806 current_function_returns_struct, current_function_returns_pcc_struct,
8807 current_function_needs_context, current_function_calls_setjmp,
8808 current_function_calls_longjmp, current_function_has_nonlocal_label,
8809 current_function_has_nonlocal_goto, current_function_is_thunk,
8810 current_function_has_computed_jump, current_function_calls_alloca,
8811 current_function_contains_functions, current_function_returns_pointer,
8812 current_function_epilogue_delay_list, current_function_args_size,
8813 current_function_pretend_args_size, current_function_arg_offset_rtx,
8814 current_function_outgoing_args_size, current_function_varargs,
8815 current_function_stdarg, current_function_args_info, cleanup_label,
8816 current_function_name, current_function_uses_const_pool,
8817 current_function_instrument_entry_exit, current_function_return_rtx,
8818 current_function_uses_pic_offset_table, nonlocal_labels,
8819 current_function_internal_arg_pointer, current_function_cannot_inline,
8820 current_function_check_memory_usage, function_call_count,
8821 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8822 nonlocal_goto_stack_level, return_label, save_expr_regs,
8823 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8824 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8825 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8826 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8827 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8829 (push_function_context_to): Don't save them. Don't call
8830 save_storage_status, save_emit_status or save_expr_status.
8831 (pop_function_context_from): Don't restore them. Don't call
8832 restore_storage_status or restore_expr_status.
8833 (get_func_frame_size): New function.
8834 (get_frame_size): Use it.
8835 (assign_outer_stack_local): Reflect some member name changes in struct
8837 (put_reg_into_stack): Likewise.
8838 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8840 (fixup_var_refs): Likewise.
8841 (fix_lexical_addr): Likewise.
8842 (trampoline_address): Likewise.
8843 (prepare_function_start): Clear field inlinable of current_function.
8844 (init_function_for_compilation): New function.
8845 (expand_dummy_function_end): New function.
8846 (expand_function_end): Call finish_expr_for_function.
8847 * function.h (struct emit_status): New; fields moved here from struct
8848 function and from global variables. Add accessor macros for some of
8850 (struct expr_status): Likewise.
8851 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8852 (struct function): Add fields expr and emit, inlinable, inl_emit,
8853 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8854 inl_max_label_num. Add many comments.
8855 Add accessor macros for all elts of struct function that no longer
8856 have a global variable.
8857 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8858 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8859 stack_slot_list): Delete declarations.
8860 (get_func_frame_size): Declare.
8861 (save_expr_status, restore_expr_status, save_emit_status,
8862 save_storage_status, restore_storage_status): Delete declarations.
8863 (init_virtual_regs): Declare.
8864 * output.h (current_function_pops_args,
8865 current_function_returns_struct, current_function_returns_pcc_struct,
8866 current_function_needs_context, current_function_calls_setjmp,
8867 current_function_calls_longjmp, current_function_calls_alloca,
8868 current_function_has_nonlocal_label, current_function_varargs,
8869 current_function_has_computed_jump, current_function_returns_pointer,
8870 current_function_contains_functions, current_function_args_size,
8871 current_function_pretend_args_size, current_function_stdarg,
8872 current_function_outgoing_args_size, current_function_args_info,
8873 current_function_name, current_function_return_rtx,
8874 current_function_epilogue_delay_list,
8875 current_function_uses_const_pool, current_function_cannot_inline):
8876 Delete declarations.
8877 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8878 regno_reg_rtx): Delete declaration.
8879 (REGNO_POINTER_FLAG): Delete macro.
8880 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8881 function were renamed.
8882 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8884 * toplev.c: Include "function.h".
8885 (current_function_decl): Delete declaration.
8886 (compile_file): Call init_dummy_function_start and
8887 expand_dummy_function_end around some initializations that need to
8889 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8890 Call init_function_for_compilation.
8891 * unroll.c: Include "function.h"
8892 (unroll_loop): Access regno_pointer_* variables through
8895 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8896 (DECL_SAVED_INSNS): use it.
8897 (expand_dummy_function_end): Declare.
8898 (init_function_for_compilation): Declare.
8899 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8900 that it's no longer an INLINE_HEADER.
8901 (expand_call): Likewise.
8902 * integrate.c (finish_inline): Delete function.
8903 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8904 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8905 args. Don't generate an INLINE_HEADER rtx, just return the arg
8906 vector. All callers changed.
8907 (save_for_inline_copying): Create a duplicate struct emit_status to
8908 hold the emit state for compiling the current function. Use this and
8909 the other new fields in struct function that are for integration
8910 instead of an INLINE_HEADER.
8911 Use memcpy instead of bcopy.
8912 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8913 (save_for_inline_nocopy): Similar changes, except no new emit_status
8915 (expand_inline_function): Get information from function structure,
8916 not from an inline header rtx.
8917 (output_inline_function): Lose code to extract the necessary
8918 information from an inline header; simply put back the function
8919 structure into current_function. Clear its inlinable elt.
8920 * rtl.def (INLINE_HEADER): Delete.
8921 * rtl.h: Delete all accessors for an INLINE_HEADER.
8922 (gen_inline_header_rtx): Delete declaration.
8923 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8924 Delete declarations.
8925 (REGNO_POINTER_ALIGN): Delete.
8926 (clear_emit_caches): Declare.
8927 (set_new_last_label_num): Declare.
8929 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8931 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8933 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8934 * stmt.c (is_eh_region): Make sure current_function is present, too.
8936 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8938 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8939 for 64bit PA targets.
8941 * pa.h (SELECT_SECTION): Define.
8942 * som.h (SELECT_SECTION): Delete.
8944 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8946 * alias.c (init_alias_analysis): Wrap call to
8947 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8949 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8951 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8952 <sys/asm.h> contains an asm comment with an apostrophe
8953 * fixinc/inclhack.sh: regen
8954 * fixinc/fixincl.x: regen
8956 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8958 * function.c (init_function_start): Clear prologue & epilogue.
8959 (prologue_epilogue_contains): New function.
8960 * alias.c (init_alias_analysis): Use it.
8961 * rtl.h (prologue_epilogue_contains): Declare it.
8963 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8965 * jump.c (onlyjump_p): New function.
8966 * rtl.h: Declare it.
8967 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8968 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8970 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8972 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8973 to invert loops. Simplify block scanning.
8975 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8977 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8978 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8980 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8982 * config/sparc/liteelf.h: New file to support sparclite-elf target
8983 * config/sparc/t-sp86x: New file to support sparc86x targets
8984 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8985 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8986 * configure.in: Support above target triplets
8987 * configure: Regenerated
8989 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8991 * fixinc/server.c (server_setup): Do not prefix function used as
8994 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8996 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8997 Remove fp reg alternatives.
8999 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
9001 * Makefile.in (TAROUTOPTS): Kill.
9002 (install-headers-tar): Use "xpf" for tar headerfile extraction
9003 * i370/x-oe (TAROUTOPTS): Delete.
9004 * m68k/x-apollo68 (TAROUTOPTS): Delete.
9005 * m68k/x-hp320 (TAROUTOPTS): Delete.
9006 * m68k/x-hp320g (TAROUTOPTS): Delete.
9007 * gcc.texi: Update bug reporting text.
9009 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9011 * reg-stack.c (change_stack) Fixed problem with negative array index.
9013 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
9015 * extend.texi, install.texi: Fix spelling mistakes.
9017 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
9018 (s-attrtab); No longer try to use pre-made insn-attrtab file.
9019 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
9021 * mips/t-ecoff: Likewise.
9022 * mips/t-elf: Likewise.
9023 * mips/t-mips: Likewise.
9024 * mips/t-osfrose: Likewise.
9025 * mips/t-r3900: Likewise.
9026 * mips/t-svr3: Likewise.
9027 * mips/t-svr4: Likewise.
9028 * mips/t-ultrix: Likewise.
9030 * gcc.texi: Document recommend means to provide software floating
9031 point libraries in libgcc.a
9033 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
9035 * c-lex.c (yylex): We can have a number with no digits.
9037 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
9039 * jump.c (delete_prior_computation): New function, broken
9040 out of delete_computation. Check for side effects with
9041 side_effects_p instead of FIND_REG_INC_NOTE. Handle
9042 multi-word hard registers.
9043 (delete_computation): Use it. Check for side effects with
9044 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
9045 missing REG_DEAD note for a register which is both set and
9048 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
9050 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
9051 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
9052 (ASM_FILE_START): Import _mcount with the right type.
9053 (ASM_DECLARE_FUNCTION_NAME): Define.
9054 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
9055 * pa.c (output_function_prologue): Always emit the function's label
9057 * pa.h (TEXT_SPACE_P): Define.
9058 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9059 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
9060 * som.h (TEXT_SPACE_P): Delete.
9061 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
9062 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
9064 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
9066 * expr.c (emit_group_load): Allow src to be a CONCAT.
9068 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9070 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
9071 (___mulsi3): Use '!' comment character.
9073 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9075 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
9077 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
9079 * gcc.c: Update URLs and mail addresses.
9080 * gcc.texi: Likewise.
9082 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
9084 * rs6000.c (current_file_function_operand): Return zero for
9086 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
9088 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
9091 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
9093 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
9094 allocate space in the stack frame for the PIC register.
9096 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
9098 * m68k.md (xordi3, anddi3): These patterns are not available on
9101 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
9103 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
9104 (PUT_REAL): Likewise.
9106 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9108 * final.c (shorten_branches): Don't add an alignment for loops
9109 that have no label inside.
9111 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9113 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
9114 prototypes in macro HAVE_cmpstrsi.
9116 * cpplib.c (cpp_get_token): Remove unused label `op3'.
9118 * emit-rtl.c (operand_subword): Remove unused variable
9121 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
9123 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
9125 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
9127 * cpphash.c (macroexpand): Delete leading whitespace when arg
9128 is concatenated before.
9129 (unsafe_chars): Correct test for whether + and - can extend a
9132 * cppinit.c (cpp_start_read): Do dependencies for
9133 -include/-imacros files also.
9135 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9136 tokenizing non-directive lines.
9137 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9138 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9141 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9143 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9145 * c-lex.c: Sync with C++ frontend.
9146 (linemode): New variable.
9147 (parse_float): imag, conversion_errno, and type are output only.
9148 (yylex): Adjust. Move initial '.' case into main switch.
9150 (handle_generic_pragma): Just deal with tokens.
9151 (readescape): Use ISXDIGIT and ISGRAPH.
9152 * c-parse.in: Add END_OF_LINE token.
9154 * c-lex.c (lang_init): Generalize.
9155 (nextchar): Remove. Replace uses with UNGETC.
9156 (skip_white_space): Handle linemode here. Optimize for cpplib.
9157 (skip_white_space_on_line): Remove.
9158 (extend_token_buffer_to): New fn.
9159 (extend_token_buffer): Use it.
9160 (read_line_number, check_newline): Just deal with tokens.
9161 (token_getch, token_put_back): New fns.
9162 (yylex): Use them. More cpplib optimizations. Simplify.
9164 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9165 Jason Merrill <jason@yorick.cygnus.com>
9167 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9168 (consume_string): Make this smart about USE_CPPLIB.
9169 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9170 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9171 Also, clean up cases where we redundantly set token_buffer[0].
9172 (read_line_number): New fn.
9173 (ignore_escape_flag): New variable.
9175 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9177 * a29k/t-a29kbare: Fix some comments.
9178 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9179 (FPBIT, DPBIT): Define.
9180 * a29k/t-vx29k: Likewise.
9181 * arc/t-arc: Likewise.
9182 * arm/t-arm-elf: Likewise.
9183 * arm/t-bare: Likewise.
9184 * arm/t-pe: Likewise.
9185 * arm/t-pe-thumb: Likewise.
9186 * arm/t-semi: Likewise.
9187 * arm/t-thumb: Likewise.
9188 * arm/t-thumb-elf: Likewise.
9189 * arm/t-thumb-linux: Likewise.
9190 * h8300/t-h8300: Likewise.
9191 * i960/t-i960: Likewise.
9192 * i960/t-vxworks960: Likewise.
9193 * m32r/t-m32r: Likewise.
9194 * mips/t-ecoff: Likewise.
9195 * mips/t-elf: Likewise.
9196 * mips/t-r3900: Likewise.
9197 * pa/t-pro: Likewise.
9198 * rs6000/t-aix43: Likewise.
9199 * rs6000/t-beos: Likewise.
9200 * rs6000/t-newas: Likewise.
9201 * rs6000/t-ppccomm: Likewise.
9202 * rs6000/t-rs6000: Likewise.
9203 * rs6000/t-winnt: Likewise.
9204 * rs6000/t-xnewas: Likewise.
9205 * rs6000/t-xrs6000: Likewise.
9206 * sh/t-sh: Likewise.
9207 * sparc/t-elf: Likewise.
9208 * sparc/t-sparcbare: Likewise.
9209 * sparc/t-sparclite: Likewise.
9210 * sparc/t-splet: Likewise.
9211 * v850/t-v850: Likewise.
9212 * mn10200/t-mn10200: Fix comments.
9213 * mn10300/t-mn10300: Likewise.
9215 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9216 dummy operand. Allocate a new pseudo for the dummy operand.
9217 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9219 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9221 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9223 * configure: Rebuilt.
9224 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9226 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9228 * recog.c (preproces_constraints): Zero recog_op_alt before
9229 processing the constraints.
9231 * arm.c (typedef minipool_node): Renamed from pool_node.
9232 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9233 (add_minipool_constant): New function.
9234 (dump_minipool): New function.
9235 (find_barrier): Remove special case for getting the insn size of
9236 an insn that references the constant pool.
9237 (minipool_fixup): New structure.
9238 (push_minipool_barrier): New function.
9239 (push_minipool_fix): New function.
9240 (note_invalid_constants): New function.
9241 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9242 (arm_reorg): Rewrite code to fix up the constant pool into a
9243 series of mini-pools embedded in the insn stream.
9244 (arm_output_epilogue): New function, made mainly from the body
9245 of output_func_epilogue.
9246 (output_func_epilogue): Move insn generation part of epilogue code
9247 to arm_output_epilogue.
9248 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9249 * arm.md (pool_range): New attribute.
9250 (zero_extendqidi2): Add attribute pool_range.
9251 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9252 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9253 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9254 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9255 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9256 (epilogue): New expand.
9257 (epilogue_insn): New insn. Call arm_output_epilogue.
9259 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9260 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9262 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9264 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9266 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9268 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9270 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9272 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9274 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9276 * global.c: Fix comment.
9278 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9280 * gcc.c (access_check): New static function.
9281 (find_a_file): Use it when searching a directory list.
9282 * collect2.c (find_a_file): Don't accept directories found when
9283 searching a directory list.
9285 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9287 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9288 function parameters with `&'.
9289 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9291 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9293 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9294 or tidy_fallthru_edge if the last insn in the block is not
9295 an unconditional jump or a simple conditional jump.
9297 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9299 * Makefile.in (c-decl.o): Depends on defaults.h.
9301 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9303 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9305 (CLASS_MAX_NREGS): Likewise.
9307 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9309 * cse.c (cse_insn): Fix dumb thinko in last change.
9311 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9313 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9316 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9318 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9319 test for sizes of passed and declared parameter types.
9321 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9323 * fixincludes: Fix the return type of bsearch, char* -> void*.
9325 * fixinc/inclhack.def: Likewise.
9327 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9329 * invoke.texi (-fdump-translation-unit): New option.
9331 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9333 * expr.h (PROMOTE_PROTOTYPES): Move ...
9334 * defaults.h: ... to here.
9335 * c-decl.c: Include defaults.h instead of expr.h.
9336 * c-typeck.c: Include defaults.h.
9338 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9340 * toplev.h (errorcount): Declare.
9341 (warningcount): Likewise.
9342 (sorrycount): Likewise.
9343 * c-lex.c (errorcount): Don't declare.
9344 * dwarf2out.c (errorcount): Don't declare.
9346 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9348 * config/libgloss.h: Add a note discouraging use with ELF.
9349 * configure.in: Don't use libgloss.h for ELF targets.
9350 Always use_collect2 on a.out targets.
9352 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9354 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9355 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9357 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9359 * loop.c (strength_reduce): When doing biv->giv conversion, update
9360 reg note of NEXT->insn.
9362 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9364 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9366 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9368 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9369 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9370 Ensure expr.h is included.
9371 * c-typecheck.c (convert_arguments): Ditto.
9373 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9375 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9376 * config/convex/convex.h: Ditto.
9377 * config/dsp16xx/dsp16xx.h: Ditto.
9378 * config/fx80/fx80.h: Ditto.
9379 * config/gmicro/gmicro.h: Ditto.
9380 * config/i370/i370.h: Ditto.
9381 * config/i386/i386.h: Ditto.
9382 * config/m32r/m32r.h: Ditto.
9383 * config/m68k/m68k.h: Ditto.
9384 * config/m88k/m88k.h: Ditto.
9385 * config/mips/mips.h: Ditto.
9386 * config/pa/pa.h: Ditto.
9387 * config/pyr/pyr.h: Ditto.
9388 * config/tahoe/tahoe.h: Ditto.
9389 * config/we32k/we32k.h: Ditto.
9391 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9394 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9396 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9399 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9401 1999-08-02 Richard Henderson <rth@cygnus.com>
9403 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9404 for the register spill block.
9406 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9407 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9409 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9410 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9411 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9413 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9415 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9416 MAX_WCHAR_TYPE defined in sparc.h.
9417 * config/sparc/linuxaout.h: Likewise.
9418 * config/sparc/linux64.h: Likewise.
9419 Also default to -mvis if CPU is UltraSPARC.
9421 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9423 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9424 (RTX_OK_FOR_OLO10): Likewise.
9425 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9426 %lo(), allow it in addresses...
9427 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9428 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9429 does not make sense.
9430 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9431 (sparc_output_scratch_registers): New function.
9432 (output_function_prologue, sparc_flat_output_function_prologue): Use
9434 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9436 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9437 * configure.in: Add check for .register pseudo-op support in as and
9438 check for offsetable %lo().
9439 * acconfig.h: Add templates for the above checks.
9440 * configure: Regenerate.
9442 1999-08-02 Richard Henderson <rth@cygnus.com>
9444 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9445 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9446 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9448 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9450 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9453 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9455 * config/float-sparc.h: New file.
9456 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9457 sparc-*-linux-gnu and sparc64-*-linux*.
9459 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9461 * rs6000.c (rs6000_va_list): Type is an array.
9462 (rs6000_va_start): Don't doubly adjust for varargs.
9463 (rs6000_va_arg): Evaluate long long GPR adjustment.
9465 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9467 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9468 -maix64 and -maix32.
9469 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9470 LINK_SPEC): Change appropriately.
9471 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9472 (u_short_cint_operand): Likewise.
9473 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9475 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9477 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9479 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9481 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9483 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9484 (non_add_cint_operand): Likewise.
9485 (logical_operand): Likewise.
9486 (non_logical_cint_operand): Likewise.
9487 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9488 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9489 (rs6000_select_rtx_section): Suppress warning.
9490 (small_data_operand): Suppress warning.
9491 (rs6000_got_register): Suppress warning.
9492 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9493 type, so `J' is generally the wrong constraint for a SImode value;
9495 (andsi3_internal2): Likewise.
9496 (andsi3_internal3): Likewise.
9497 (iorsi3_internal1): Likewise.
9498 (xorsi3_internal1): Likewise.
9500 (movsf_softfloat): Likewise.
9501 (scc insns): Likewise.
9502 (movsi+2): Preserve sign bits of SImode constant.
9503 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9504 (movdf+1): Sign-extend properly.
9505 (movdi_32+1): Sign-extend properly.
9506 (scc insns): Sign-extend properly.
9508 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9511 1999-08-02 Richard Henderson <rth@cygnus.com>
9513 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9515 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9516 * alpha.md (all fp insns): Likewise.
9518 1999-08-02 Nick Clifton <nickc@cygnus.com>
9520 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9523 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9525 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9526 pic_load_label generator directly.
9527 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9528 No longer a named pattern.
9530 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9532 * explow.c (force_reg): Call force_operand if X does not
9533 satisfy general_operand.
9535 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9537 * fix-header.c (main): When testing for CONTINUED, use string
9538 equality, not pointer equality.
9540 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9542 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9544 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9546 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9547 that has become an unconditional jump.
9549 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9550 (output_function_epilogue): Similarly.
9552 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9554 * tree.h (init_dummy_function_start): Declare.
9556 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9558 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9559 last_expr_type, last_expr_value, block_start_count, block_stack,
9560 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9561 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9562 dynamically in stmt elt of struct function for each function.
9563 (struct nesting): Rename function_call_count elt to n_function_calls,
9564 target_temp_slot_level to block_target_temp_slot_level. All users
9566 (struct stmt_status): New structure definition.
9567 Add many accessor macros for stmt_status elements which previously
9568 were global variables.
9569 (init_stmt_for_function): Allocate stmt elt for current_function.
9570 Reflect that block_start_count was renamed to
9571 current_block_start_count.
9572 (save_stmt_status, restore_stmt_status): Delete functions.
9573 (preserve_subexpressions_p): Don't access loop_stack when outside
9575 (expand_start_bindings): Reflect that block_start_count was renamed to
9576 current_block_start_count.
9577 (expand_fixup): Likewise.
9578 (expand_decl): Don't access block_stack when outside a function.
9579 (expand_decl_cleanup): Likewise.
9580 (expand_dcc_cleanup): Likewise.
9581 (expand_dhc_cleanup): Likewise.
9582 (expand_anon_union_decl): Likewise.
9583 (set_file_and_line_for_stmt): New function.
9584 (in_control_zone_p): New function.
9586 * function.h (struct function): Add new elt stmt.
9587 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9588 case_stack, nesting_stack, nesting_depth, block_start_count,
9589 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9590 emit_lineno, goto_fixup_chain.
9591 (save_eh_status, restore_eh_status, save_stmt_status,
9592 restore_stmt_status): Delete declarations.
9593 * function.c (push_function_context_to): Don't call save_stmt_status.
9594 (pop_function_context_to): Don't call restore_stmt_status.
9595 * tree.h (in_control_zone_p): Declare.
9596 * rtl.h (set_file_and_line_for_stmt): Declare.
9598 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9599 call set_file_and_line_for_stmt.
9601 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9603 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9604 Also update copyright.
9606 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9608 * c-pragma.c: Don't include "except.h".
9609 * emit-rtl.c: Likewise.
9610 * stor-layout.c: Likewise.
9612 * varasm.c: Likewise.
9614 * flow.c: Include "function.h".
9615 * tree.h (init_dummy_function_start): Declare new function.
9617 * except.h (struct eh_status): New structure.
9618 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9620 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9621 catch_clauses, false_label_stack, caught_return_label_stack,
9622 protect_list, current_function_ehc): Add accessor macros for the
9623 corresponding fields in current_function->eh; delete declarations
9624 for all items that used to be declared here.
9625 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9626 catch_clauses, false_label_stack, caught_return_label_stack,
9627 protect_list, current_function_ehc): Delete variables.
9628 (init_eh_for_function): Allocate current_function->eh.
9629 (save_eh_status, restore_eh_status): Delete functions.
9631 * function.h (struct function): Add fields next_global and eh.
9632 Delete all exception handling related fields.
9633 * function.c (current_function): New variable.
9634 (all_functions): New variable.
9635 (push_function_context_to): Don't allocate a struct function,
9636 use current_function instead. Call init_dummy_function_start when
9637 outside a function. Clear current_function before returning.
9638 (pop_function_context_from): Restore current_function.
9639 Don't free the restored struct function.
9640 (prepare_function_start): New function.
9641 (init_dummy_function_start): New function.
9642 (init_function_start): Break out some code into prepare_function_start
9645 * stmt.c (save_stmt_status): Don't call save_eh_status.
9646 (restore_stmt_status): Don't call restore_eh_status.
9648 * Makefile.in: Update dependencies.
9650 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9652 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9653 of depending on a magic constant value. Update comments.
9654 (hppa_expand_prologue): Similarly.
9656 * pa.md (reload_indi, reload_outdi): Allow any register for the
9657 original reload register.
9659 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9661 * cccp.c (print_help): Change marcos to macros.
9663 1999-07-30 Richard Henderson <rth@cygnus.com>
9665 * c-typeck.c (initializer_constant_valid_p): Move ...
9666 * c-common.c (initializer_constant_valid_p): ... here. Use
9667 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9669 * c-common.h (initializer_constant_valid_p): Declare.
9670 * c-tree.h (initializer_constant_valid_p): Remove.
9672 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9674 * config/i386/sol2-c1.asm: Align the stack.
9675 * config/i386/sol2-gc1.asm: Likewise.
9677 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9679 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9680 -Asparclite for sparc86x.
9681 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9683 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9685 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9687 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9688 the user if using the non-default arch size in BI_ARCH configuration.
9689 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9691 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9692 Fix patterns so that they actually match.
9693 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9694 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9695 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9697 (mulsidi3): Reflect this in the expand.
9698 (smulsi3_highpart): Only on TARGET_ARCH32.
9699 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9700 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9701 (umulsidi3): Reflect this in the expand.
9702 (umulsi3_highpart): Only on TARGET_ARCH32.
9703 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9704 don't require g0 to be zero.
9705 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9706 ({,u}divsi3): New expands.
9707 ({,u}divsi3_sp64): New patterns.
9708 (after lshrdi3_v8plus): Four new patterns to help combiner
9709 optimizing nested mixed mode shifts.
9711 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9712 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9713 speed things up. Don't use them by default on plain v9 in 64bit
9714 mode, according to what SPAMv9 sais.
9716 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9717 top 32 bits of %[og][0-7] in signal handlers.
9718 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9720 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9722 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9723 (ashlsi3): Corresponding changes.
9725 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9727 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9729 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9731 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9733 * arm.h (Hint): Delete macro.
9734 Substitute HOST_WIDE_INT for Hint in some prototypes.
9735 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9737 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9739 * builtins.c (expand_builtin_setjmp): Use force_operand to
9740 make sure that the buffer address is in a suitable form to be
9741 passed to force_reg.
9743 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9745 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9748 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9750 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9751 proper mode in the condition string.
9752 (icacheflush, dcacheflush): Remove modes from match_operands.
9754 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9755 proper mode before using it.
9757 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9760 * pa.c (store_reg): Do not call add_high_const generator directly.
9761 (load_reg, set_reg_plus_d): Likewise.
9762 * pa.md (add_high_const): No longer a named pattern.
9764 * pa.c (legitimize_address): Consistently use Pmode rather than
9765 SImode. Do not call gen_pic2_highpart directly anymore.
9766 * pa.md (pic2_highpart): No longer a named pattern.
9767 (pic2_lo_sum): Similarly. Reformat to make more readable.
9769 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9774 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9776 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9778 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9780 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9781 and tag the spill mems.
9782 (hppa_va_start): New.
9784 * pa.h (EXPAND_BUILTIN_VA_START): New.
9785 (EXPAND_BUILTIN_VA_ARG): New.
9787 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9789 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9790 and tag the spill mems.
9791 (mn10300_va_start): New.
9792 (mn10300_va_arg): New.
9793 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9794 (EXPAND_BUILTIN_VA_ARG): New.
9796 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9798 * mn10200.c (mn10200_va_arg): New.
9799 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9801 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9803 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9804 rather than play with TREE_INT_CST_LOW.
9806 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9808 * config/arm/telf.h: Include dbxelf.h.
9809 (CPP_PREDEFINES): Only define if not already defined.
9810 (ASM_IDENTIFY_GCC): Likewise.
9811 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9812 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9813 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9815 (DBX_DEBUGGING_INFO): Don't define.
9816 * config/arm/linux-telf.h: New file.
9817 * config/arm/linux-tgas.h: New file.
9818 * config/arm/t-thumb-linux: New file.
9819 * config/arm/uclinux-elf.h: New file.
9820 * config/arm/uclinux-telf.h: New file.
9821 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9822 thumb-*-uclinux): New targets.
9823 * configure: Regenerate.
9825 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9827 * pa.md (post_store, pre_load): New expanders.
9828 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9829 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9830 need to directly generate RTL for them.
9831 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9834 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9836 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9837 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9838 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9839 (secndary_reload_class): Make TARGET_ELF conditional compile.
9840 (print_operand_address): Similar.
9841 (output_toc): Print all values as hex.
9842 (get_issue_rate): Rearrange and add RS64A and PPC630.
9843 * rs6000.h (processor_type): Add RS64A and PPC630.
9844 (PROCESSOR_POWERPC64): New.
9845 (PROMOTE_MODE): Use word_mode.
9846 (RTX_COSTS): Add RS64A and PPC630.
9847 * rs6000.md (scheduling information): Add lmul and ldiv
9848 representing 64-bit integer multiply and divide. Add rs64a and
9850 (ashldi3): Add support for "rldic" instruction.
9851 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9853 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9855 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9856 instead of V8 for sparclite86x in cpu_table.
9858 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9860 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9861 output_file_directive.
9863 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9865 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9866 tree for op1, not the rtl.
9868 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9870 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9871 to m88k_va_start, leaving only the register spill.
9872 (m88k_build_va_list): New.
9873 (m88k_va_start): New.
9875 * m88k.h (BUILD_VA_LIST_TYPE): New.
9876 (EXPAND_BUILTIN_VA_START): New.
9877 (EXPAND_BUILTIN_VA_ARG): New.
9879 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9881 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9882 Rename from expand_builtin_saveregs.
9883 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9885 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9887 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9888 for the register spill block.
9889 (i960_build_va_list): New.
9890 (i960_va_start): New.
9892 * i960.h (BUILD_VA_LIST_TYPE): New.
9893 (EXPAND_BUILTIN_VA_START): New.
9894 (EXPAND_BUILTIN_VA_ARG): New.
9895 * i960.md (store_multiple): Use change_address on individul mems.
9897 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9899 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9901 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9902 (expand_builtin_va_end): Evaluate arg for side effects.
9903 * c-common.c (c_common_nodes_and_builtins): Construct a
9904 va_list_arg_type_node to handle array decomposition to pointer.
9906 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9908 * except.c (start_dynamic_cleanup): Use force_operand on the
9911 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9913 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9914 * c4x.c (c4x_va_arg): New.
9916 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9918 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9921 1999-07-26 Nathan Sidwell <nathan@acm.org>
9923 * eh-common.h (__eh_matcher): Prototype correctly.
9925 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9927 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9928 (TARGET_SINGLE_PIC_BASE): Likewise.
9929 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9931 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9932 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9933 (TARGET_OPTIONS): Add -mpic-register=N.
9934 (OUTPUT_INT_ADDR_CONST): New macro.
9935 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9936 LEGITIMATE_PIC_OPERAND_P): Likewise.
9937 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9938 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9939 output_addr_const directly.
9940 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9942 (thumb_pic_register, thumb_pic_register_string): Declare.
9944 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9946 (label_mentioned_p): New function: Imported from arm.c.
9947 (legitimize_pic_address): New function: Imported from arm.c.
9948 (is_pic):New function: Imported from arm.c.
9949 (thumb_finalize_pic):New function: Imported from arm.c.
9950 (add_constant): Cope with PIC constants.
9951 (fixit): Cope with PIC constants.
9952 (output_return): Do not treat the PIC register as live if
9953 TARGET_SINGLE_PIC_BASE is true.
9954 (thumb_function_prologue): Do not treat the PIC register as live if
9955 TARGET_SINGLE_PIC_BASE is true.
9956 (thumb_expand_prologue): Do not treat the PIC register as live if
9957 TARGET_SINGLE_PIC_BASE is true.
9958 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9959 TARGET_SINGLE_PIC_BASE is true.
9960 (thumb_print_operand): Accept '|'.
9961 (thumb_override_options): Process PIC options.
9963 * config/arm/thumb.md (movsi): Support PIC.
9964 (call_insn): Change "i" constraint to "X".
9965 (call_value_insn): Likewise.
9966 (consttable_4, consttable_8, consttable_end): Set and clear
9967 "making_const_table" as appropriate.
9968 (pic_load_addr, pic_add_dot_plus_four): New insns.
9970 * invoke.texi (Thumb Options): Fix spelling. Document new
9971 options -msingle-pic-base and -mpic-register=.
9973 1999-07-26 Andrew Haley <aph@cygnus.com>
9975 * config/m32r/initfini.c (__init): Use a full word immediate for
9976 __fini: this allows it to be placed in any memory region.
9978 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9979 -mmodel=medium. This is OK for all memory models.
9981 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9983 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9984 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9986 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9988 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9991 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9993 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9995 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9996 (BUILD_VA_LIST_TYPE): New.
9997 (EXPAND_BUILTIN_VA_START): New.
9998 (EXPAND_BUILTIN_VA_ARG): New.
9999 * i860.c (output_delayed_branch): Disable.
10000 (output_delay_insn): Likewise.
10001 (i860_saveregs): New.
10002 (i860_build_va_list): New.
10003 (i860_va_start): New.
10004 (i860_va_arg): New.
10005 * i860.md: Disable all peepholes using output_delayed_branch.
10006 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
10008 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
10010 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
10011 (BUILD_VA_LIST_TYPE): New.
10012 (EXPAND_BUILTIN_VA_START): New.
10013 (EXPAND_BUILTIN_VA_ARG): New.
10014 * clipper.c (clipper_builtin_saveregs): Only dump registers.
10015 Return the address of the save area.
10016 (clipper_build_va_list): New.
10017 (clipper_va_start): New.
10018 (clipper_va_arg): New.
10020 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
10022 * arc.h (EXPAND_BUILTIN_VA_START): New.
10023 (EXPAND_BUILTIN_VA_ARG): New.
10024 * arc.c (arc_setup_incoming_varargs): Set alias set of
10026 (arc_va_start): New.
10029 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
10031 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
10032 (BUILD_VA_LIST_TYPE): New.
10033 (EXPAND_BUILTIN_VA_START): New.
10034 (EXPAND_BUILTIN_VA_ARG): New.
10035 * alpha.c (alpha_builtin_saveregs): Delete.
10036 (alpha_build_va_list): New.
10037 (alpha_va_start): New.
10038 (alpha_va_arg): New.
10040 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
10042 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
10044 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
10045 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
10047 * gcc.texi: More changes related to list conversion.
10048 * invoke.texi: Likewise.
10050 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
10052 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
10053 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
10054 (expand_builtin_next_arg): Accept ARGLIST not EXP.
10055 (stabilize_va_list): New function.
10056 (std_expand_builtin_va_start): New function.
10057 (expand_builtin_va_start): New function.
10058 (get_varargs_alias_set): New function.
10059 (std_expand_builtin_va_arg): New function.
10060 (expand_builtin_va_arg): New function.
10061 (expand_builtin_va_end): New function.
10062 (expand_builtin_va_copy): New function.
10063 (expand_builtin): Call them.
10064 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
10065 __builtin_{varargs_start,stdarg_start,end,copy}.
10066 (build_va_arg): New function.
10067 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
10068 (build_va_arg): Declare.
10069 * c-decl.c (ptr_type_node, va_list_type_node): New.
10070 * c-parse.gperf (__builtin_va_arg): New.
10071 * c-parse.in (VA_ARG): New token.
10072 (unary_expr): Recognize it.
10073 * expr.c (expand_expr): Expand VA_ARG_EXPR.
10074 * expr.h (std_expand_builtin_va_start): Declare.
10075 (std_expand_builtin_va_arg): Declare.
10076 (expand_builtin_va_arg): Declare.
10077 (get_varargs_alias_set): Declare.
10078 * tree.def (VA_ARG_EXPR): New.
10079 * tree.h (BUILT_IN_VARARGS_START): New.
10080 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
10081 (ptr_type_node, va_list_type_node): Declare.
10082 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
10083 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
10084 * m88k.h, m88k.c: Likewise.
10085 * mn10300.h, mn10300.c: Likewise.
10086 * pa.h, pa.c: Likewise.
10087 * rs6000.h, rs6000.c: Likewise.
10088 * sh.h, sh.c: Likewise.
10089 * sparc.h, sparc.c: Likewise.
10091 * emit-rtl.c (operand_subword): Copy alias set.
10092 (change_address): Likewise.
10094 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
10096 * pa.c (compute_frame_size): Scan all the used callee saved registers,
10097 not just the first one.
10099 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
10101 * config/arm/arm.h (TARGET_SWITCHES): Add
10102 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
10103 (TARGET_OPTIONS): Add -mpic-register=.
10104 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
10105 (arm_pic_register_string): Declare.
10106 (NEED_PLT_GOT): Delete, replace with ...
10107 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
10108 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
10109 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
10110 * config/arm/arm.c (arm_override_options): Add new option
10112 (arm_pic_register_string): New variable.
10113 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
10114 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
10115 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
10116 (output_return_instruction): Likewise.
10117 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
10118 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
10119 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
10121 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
10122 mention of -msched-prolog. Document new options -msingle-pic-base
10123 and -mpic-register=.
10125 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
10127 * haifa-sched.c (reemit_notes): Tidy.
10128 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10131 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10133 * explow.c (trunc_int_for_mode): New function.
10134 (plus_constant_wide): Use it.
10135 * combine.c (simplify_and_const_int): Likewise.
10136 (merge_outer_ops): Likewise.
10137 (simplify_shift_const): Likewise.
10138 * cse.c (simplify_unary_operation): Likewise.
10139 (simplify_binary_operation): Likewise.
10140 * emit-rtl.c (operand_subword): Likewise.
10141 * rtl.h: Declare it.
10143 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10145 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10146 (use NUM_REGS instead of NUM_INTS).
10148 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10150 * builtins.c: New file.
10151 * expr.c (saveregs_value, apply_args_value): Delete definition,
10152 moved into builtins.c.
10153 (string_constant): No longer static.
10154 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10155 apply_args_size, apply_result_size, result_vector,
10156 expand_builtin_apply_args, expand_builtin_apply,
10157 expand_builtin_return): Delete functions, moved into builtins.c.
10158 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10159 * expr.h (saveregs_value, apply_args_value): Declare variables.
10160 (expand_builtin, string_constant): Declare functions.
10161 * Makefile.in: Update to build builtin.o.
10163 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10165 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10166 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10167 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10168 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10170 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10173 1999-07-21 Michael Meissner <meissner@cygnus.com>
10175 * print-rtl.c (print_rtx): Print the names of the virtual
10178 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10180 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10181 introduced in previous delta.
10183 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10185 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10186 to avoid name clash.
10188 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10190 * c-lex.c (yylex) : Correct the test for overflow when lexing
10193 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10195 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10196 (adjust_priority): Always call ADJUST_PRIORITY.
10197 (schedule_insn): Only put insns into the ready at cost 0.
10198 (schedule_block): Remove redundant initial sort. Give clock_var
10199 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10201 * tm.texi (MD_SCHED_REORDER): Update docs.
10203 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10204 * sparc.c (ultra_reorder_called_this_block): Delete.
10205 (ultrasparc_sched_init): Don't set it.
10206 (ultrasparc_sched_reorder): Don't check it.
10208 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10210 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10211 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10212 (function_arg_boundary): Align DFmode.
10213 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10214 to get fp reg and stack overflow correct.
10215 (function_arg): Likewise.
10216 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10217 (setup_incoming_varargs): Restructure for ABI_V4; use
10218 function_arg_advance to skip final named argument.
10219 (expand_builtin_saveregs): Properly unskip the last integer arg
10220 when doing varargs. Adjust overflow location calculation.
10222 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10223 explicitly unsigned.
10224 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10225 (__VA_GP_REGSAVE): Similarly.
10226 (__va_longlong_p): Delete.
10227 (__va_arg_type_violation): New declaration.
10228 (va_arg): Restructure. Flag promotion errors. Align double.
10229 TFmode passed by reference.
10231 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10232 in the HOST_BITS_PER_WIDE_INT > 32 case.
10234 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10236 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10238 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10240 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10241 * toplev.c (documented_lang_options): Add -fpreprocessed.
10242 * cpplib.h (struct cpp_buffer): Add preprocessed.
10243 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10244 (cpp_start_read): Don't expand macros or emit an initial #line
10245 directive if -fpreprocessed.
10247 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10249 * cpplib.h (struct cpp_buffer): Added manual_pop for
10250 better C++ tokenization.
10251 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10252 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10253 * c-common.c (cpp_token): Make non-static.
10255 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10257 * c-common.h: New file.
10258 * c-common.c (permanent_obstack): Delete unused declaration.
10259 (c_global_trees): New array.
10260 (c_common_nodes_and_builtins): New function; split off common code
10261 from init_decl_processing in both c-decl.c and cp/decl.c.
10262 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10263 c_global_trees and accessor macros defined in c-common.h.
10264 Include c-common.h.
10265 * c-decl.c: Delete definitions for tree nodes that were replaced by
10267 (init_decl_processing): Build void_list_node.
10268 Call c_common_nodes_and_builtins; delete code to generate the common
10270 * objc/objc-act.c (build_module_descriptor): Rename variable
10271 void_list_node to avoid clash with c-common.h.
10273 * Makefile.in: Update dependencies.
10274 * objc/Make-lang.in: Likewise.
10276 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10278 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10279 (UNIQUE_SECTION_P): Likewise.
10280 (UNIQUE_SECTION): Likewise.
10282 1999-07-19 Linas Vepstas <linas@linas.org>
10284 * config/i370/README: New file.
10285 * config/i370/linux.h: New file.
10286 * config/i370/mvs.h: New file.
10287 * config/i370/oe.h: New file.
10288 * config/i370/t-linux: New file.
10289 * config/i370/t-mvs: New file.
10290 * config/i370/t-oe: New file.
10291 * config/i370/x-oe: New file.
10292 * config/i370/xm-linux.h: New file.
10293 * config/i370/xm-mvs.h: New file.
10294 * config/i370/xm-oe.h: New file.
10296 * i370.c (label_node_t): Add first_ref_page, label_addr,
10297 label_first_ref, label_last_ref members.
10298 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10299 (MAX_MVS_LABEL_SIZE): Define.
10300 (MAX_LONG_LABEL_SIZE): Define.
10301 (alias_node_t, alias_anchor, alias_number): New.
10302 (mvs_function_table): Reorder for EBCDIC.
10303 (ascebc, ebcasc): Unconditionally define.
10304 (i370_branch_dest, i370_branch_length): New functions.
10305 (i370_short_branch, i370_label_scan): New functions.
10306 (mvs_get_label): Renamed from mvs_add_label. Search for
10307 an existing label before creating a new one.
10308 (mvs_add_label): New function.
10309 (mvs_get_label_page): New function.
10310 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10311 over the entire list.
10312 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10313 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10314 (mvs_add_alias, mvs_need_alias): New functions.
10315 (mvs_get_alias, mvs_check_alias): New functions.
10316 (handle_pragma): New function.
10317 (mvs_function_check): New function.
10318 (unsigned_jump_follows_p): Search harder.
10319 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10320 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10321 * i370.h (TARGET_VERSION): Delete.
10322 (CPP_SPEC, CPP_PREDEFINES): Delete.
10323 (mvs_label_emitted): Delete.
10324 (TARGET_EBCDIC): Delete.
10325 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10326 (HANDLE_PRAGMA): Define.
10327 (HARD_REGNO_NREGS): Handle complex modes.
10328 (HARD_REGNO_MODE_OK): Likewise.
10329 (CLASS_MAX_NREGS): Likewise.
10330 (RET_REG): Likewise.
10331 (EXTRA_CONSTRAINT): Define.
10332 (RETURN_IN_MEMORY): True for DImode.
10333 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10334 (FUNCTION_PROFILER): Delete.
10335 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10336 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10337 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10338 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10339 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10340 (ASM_FILE_START): Add "RMODE ANY".
10341 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10342 (ASM_GLOBALIZE_LABEL): Likewise.
10343 (ASM_OUTPUT_LABELREF): Likewise.
10344 (ASM_OUTPUT_COMMON): Likewise.
10345 (PRINT_OPERAND): Handle 'K', 'W', default.
10346 (PRINT_OPERAND_ADDRESS): New.
10347 (Lots of defines): Add support for TARGET_ELF_ABI.
10348 * i370.md (attr length): New. Define for all patterns.
10349 (*): Lots of tweeks to assembly output and constraints.
10351 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10353 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10354 Disable patterns performing SImode comparisons with SImode values
10355 if TARGET_POWERPC64 and instruction does not sign-extend or does
10356 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10357 differ for signed quantities.
10358 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10359 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10360 (decrement_and_branch_on_count): Add 64-bit variant.
10362 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10364 * final.c (output_asm_insn): When searching for the matching string
10365 for a given dialect, don't run past the end of the list of
10366 alternatives if there are fewer alternatives in the template than
10369 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10371 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10372 Removed paragraph about compression of files and size limitation,
10373 duplicated in the FAQ. Use gcc-patches for posting patches.
10374 * gcc.c (main): Updated URL with bug reporting instructions to
10375 gcc.gnu.org. Removed e-mail address.
10376 * system.h (abort): Likewise.
10378 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10380 * Makefile.in (stmp-multilib-sub): Make the files extracted
10381 from $(LIBGCC1) writable.
10383 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10385 * config/arm/aout.h: Reformat for improved readability.
10387 * config/arm/arm.h: Reformat for improved readability.
10388 Replace uses of fprintf with asm_fprintf where appropriate.
10389 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10390 function declaration assembler actions.
10391 (NUM_INTS): New macro: Convert from bytes to words.
10392 (NUM_REGS): New macro: Compute number of registers required to
10393 hold a quanitity of tyep MODE.
10394 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10396 (NUM_ARG_REGS): New macro: The number of argument registers
10398 (ARG_REGISTER): New macro: Compute the register number of the Nth
10400 (LAST_ARG_REGNUM): New macro: The number of the last argument
10402 (SP_REGNUM): New macro: Register number of the stack pointer.
10403 (FP_REGNUM): New macro: Register number of the frame pointer.
10404 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10405 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10406 CUMULATIVE_ARGS so that it counts registers not bytes.
10408 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10410 Replace uses of fprintf with asm_fprintf where appropriate.
10411 (output_ascii_pseudo_op): Replace with version from thumb.c
10413 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10415 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10416 SUBTARGET_CPP_SPEC.
10417 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10418 (ASM_FILE_START): Emit ASM_APP_OFF.
10420 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10422 * pa.c (compute_frame_size): Round frame according to
10423 STACK_BOUNDARY rather than a hardwired value.
10425 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10427 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10429 * configure: Rebuilt.
10431 * configure.in (hppa*-*-linux*): New configuration.
10432 * configure: Rebuilt.
10433 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10434 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10435 * pa/pa-linux.h: New file.
10436 * pa/t-linux: New file.
10437 * pa/xm-linux.h: New file.
10439 * pa.c (hppa_legitimize_address): Change references from SImode to
10440 either Pmode or word_mode as appropriate.
10441 (emit_move_sequence, store_reg, load_reg): Likewise.
10442 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10443 (output_mul_insn): Likewise.
10444 * pa.h (PROMOTE_MODE): Likewise.
10445 (INITIALZE_TRAMPOLINE): Likewise.
10446 (Pmode): Define to word_mode.
10448 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10449 value of 4. Allocate 8 bytes for each FP register save.
10450 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10452 (hppa_expand_prologue): Likewise.
10453 * pa.h (PROMOTE_MODE): Likewise.
10454 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10455 (FUNCTION_ARG_BOUNDARY): Likewise.
10457 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10459 * pa.c (out_of_line_prologue_epilogue): Delete.
10460 (override_options): Remove -mspace related code.
10461 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10462 (compute_frame_size): Only allocate space for register that
10463 actually need to be saved.
10464 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10465 (TARGET_SWITCHES): Remove -mspace, -mno-space
10466 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10467 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10468 * pa/ee.asm, pa/ee_fp.asm: Delete.
10470 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10472 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10473 directive in column zero.
10475 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10477 * m68k.c (output_function_prologue): Fix computation of save mask
10478 when generating PIC code.
10480 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10482 * tree.c (build_type_attribute_variant): Move current_obstack restore
10483 after build_qualified_type call.
10485 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10487 * configure.in: Use t-iris6, even with GNU LD.
10488 * config/mips/iris6gld.h: Fix typo in linker spec.
10489 * config/mips/t-iris6gld: Remove.
10491 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10493 * rs6000.md (insv, extzv): Remove SImode dependence in named
10494 patterns. Explicitly generate DImode RTL if PowerPC64 and
10496 (insvdi): Reverse start and size in instruction template.
10498 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10500 * invoke.texi: Typo fixes.
10502 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10504 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10505 handle at this time instead of silently generating incorrect code.
10506 (gen_imagpart): Likewise.
10508 * reload.c (find_reloads): Emit a USE for a pseudo register without
10509 a hard register if we could not create an optional reload for the
10512 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10514 * c-typeck.c (output_init_element, process_init_element):
10515 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10516 check for nameless bit fields.
10518 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10520 * regclass.c (scan_one_insn): Notice subregs that change the
10521 size of their operand.
10522 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10524 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10526 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10527 * configure: Rebuilt.
10528 * alpha/t-ieee: New file.
10530 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10532 * rs6000.c (find_addr_reg): Do not select r0 as an address
10535 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10537 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10539 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10541 * rs6000.md (movsf): Do not force easy FP constants into memory.
10543 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10544 immed_double_const to ensure they are properly truncated then
10547 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10549 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10550 always unless NO_DEBUG is used. Compile this code
10552 (replace_symbols_in_block): Compile it unconditionally.
10554 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10556 * configure.in (i?86-*-elf*): New target.
10557 * configure: Rebuilt.
10558 * i386/i386elf.h, i386/t-i386elf: New files.
10560 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10562 * toplev.c (main): Don't complain about saying -gdwarf.
10563 (rest_of_compilation): Remove redundant code.
10565 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10567 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10569 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10571 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10572 "Li960R:", to avoid name clash.
10574 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10576 * loop.c (check_dbra_loop): When reversing a loop, delete all
10577 REG_EQUAL notes referencing the reversed biv except those which are
10578 for a giv based on it.
10580 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10582 * version.c: Drop "gcc-" prefix from version #.
10584 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10586 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10587 the label if we're being verbose.
10589 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10591 * m68k.c (output_function_prologue): Add pic register to mask
10592 if live and flag_pic.
10593 (output_function_epilogue): Likewise.
10595 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10597 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10598 directives in column zero.
10600 * pa/elf.h (ASM_FILE_START): Define.
10601 * pa/som.h (ASM_FILE_START): Include .level directives.
10602 * pa/hpux10.h (ASM_FILE_START): Delete.
10603 * pa/hpux11.h (ASM_FILE_START): Delete.
10605 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10607 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10609 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10610 when reload_out equals reload_in.
10612 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10614 * invoke.texi (Spec Files): New node: Describe the contents of
10617 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10619 * invoke.texi (DEC Alpha Options): Put @end table at
10620 beginning of line, to avoid confusing texi2html.
10622 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10624 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10625 introduced in previous delta.
10627 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10629 * reload1.c (gen_reload): When synthesizing a 3 operand add
10630 sequence, improve test for when to reload OP1 into the reload
10631 register instead of OP0.
10633 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10635 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10637 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10639 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10642 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10644 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10645 (va_dcl): Use __builtin_va_alist_t.
10647 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10649 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10650 on the permanent_obstack.
10651 * dwarfout.c (output_type): Likewise.
10653 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10655 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10656 Merged from c-typeck.c and cp/typeck.c.
10657 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10658 Merged into c-common.
10660 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10662 * c-lex.c (errorcount): Declare it.
10663 (finish_parse): Update errorcount when using CPPLIB.
10665 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10667 * fixinc/inclhack.def(end_else_label): Double the backslash so
10668 sed gets a chance to see it.
10669 * fixinc/inclhack.sh: regen
10670 * fixinc/fixincl.x: regen
10672 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10674 Add framework to support armv5 architecture when it becomes
10677 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10678 (arm_arch5): New variable.
10679 (all_architectures): Add armv5 line.
10680 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10681 -march=armv5 is specified on the command line.
10682 (arm_arch5): Export this variable.
10683 * invoke.texi: Document new string accepted by -march= switch for
10686 * config/arm/arm.h: Replace use of constant 12 as a register
10687 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10688 * config/arm/arm.c: Replace use of constant 12 as a register
10689 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10691 * config/arm/elf.h: Tidy up.
10692 * config/arm/coff.h: Tidy up.
10694 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10696 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10697 * gcc/config/mips/t-iris6gld: New file.
10698 * gcc/config/mips/iris6gld.h: Likewise.
10700 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10702 * c-decl.c (widest_integer_literal_type_node,
10703 widest_unsigned_literal_type) : New.
10704 (init_decl_processing): Handle/use the two new types.
10705 * c-common.c (type_for_size,type_for_mode) : Same.
10706 * c-lex.c (yylex) : Same.
10707 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10709 * c-tree.h (widest_integer_literal_type_node,
10710 widest_unsigned_literal_type) : New.
10712 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10714 * dwarfout.c (field_byte_offset): Correctly compute the object's
10715 byte offset for the first bit of a field which crosses an alignment
10716 boundary on a !BYTES_BIG_ENDIAN target.
10718 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10720 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10723 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10724 Jeff Law <law@cygnus.com>
10726 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10729 * except.c: Include intl.h.
10730 (expand_eh_return): Set current_function_cannot_inline.
10731 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10732 * function.h (struct function): Add eh_return_stub_label.
10733 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10734 * Makefile.in (except.o): Depend on intl.h.
10736 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10738 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10739 same as offsettable in cases 1 and 2.
10741 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10743 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10744 (extlh, extwh): Likewise.
10746 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10748 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10750 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10752 * configure.in: Add arm-pe and thumb-pe targets.
10753 * configure: Regenerate.
10755 * thumb.c (arm_naked_function_p): New function: Determines if
10756 a function is naked (has no gcc generated prologue/epilogue).
10757 (is_called_in_ARM_mode): Return true if the func has the
10758 interfacearm attribute.
10759 (output_return): Do not generate a return for naked functions.
10760 (thumb_function_prologue): Do not generate a prologue for
10762 (thumb_expand_prologue): Do not generate a prologue for naked
10764 (thumb_expand_epilogue): Do not generate an epilogue for naked
10766 (arm_valid_machine_decl_attribute): New function, copied from
10767 arm.c: Permit naked and interfacearm attributes.
10769 * config/arm/pe.c: New file: Support code for arm-pe target.
10770 * config/arm/pe.h: New file: Header file for arm-pe target.
10771 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10772 * config/arm/t-thumb-pe: New file: Makefile fragment for
10775 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10777 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10778 -fPIC or -fpic is specified.
10780 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10782 * expr.c (emit_block_move): Use copy_to_mode_reg for
10783 !TARGET_MEM_FUNCTIONS case too.
10785 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10787 * configure: Rebuilt.
10788 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10789 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10790 definitions made redundant by dbxelf.h inclusion. Delete
10791 lots of definitions related to assembly output that are
10792 specific to the SOM object format.
10793 * pa.c (output_function_prologue): Do not emit the function's
10795 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10796 * pa-pro.h: Deleted.
10797 * som.h: New file with SOM specific definitions.
10798 * elf.h: New file with ELF specific definitions.
10800 * elfos.h (const_section): Output a tab before assembler directives.
10801 (ctors_section, dtors_section): Likewise.
10802 (ASM_OUTPUT_SECTION_NAME): Likewise.
10804 * pa/pa1.h: Delete unused file.
10806 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10808 * configure.in (hppa*-hp-hpux11*): New configuration.
10809 * configure: Rebuilt.
10810 * pa/pa-hpux11.h: New file.
10811 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10814 * mips.md (leasi, leadi): New patterns.
10816 * expr.c (emit_block_move): Properly handle case where one of the
10817 block move arguments has a queued increment or decrement.
10818 (clear_storage): Similarly. Fix formatting goof.
10820 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10822 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10823 semicolon from the BSD VA_LIST replacement expression.
10825 * fixinc/inclhack.sh: regen
10826 * fixinc/fixincl.x: regen
10828 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10829 now use the fixincl program.
10831 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10833 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10834 case. Also make the PIC register call_used.
10836 * m68k.h (FINALIZE_PIC): Delete.
10837 * m68k.c (finalize_pic): Delete.
10839 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10841 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10844 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10846 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10848 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10850 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10852 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10854 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10856 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10858 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10860 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10862 * rs6000.c (output_toc): Always use hex values for floating-point
10863 constants. Store single-precision values in upper-half of TOC
10864 entry in 64-bit mode.
10865 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10866 to final constraints.
10867 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10868 (fctiwz): Improve accuracy of RTL for pattern.
10870 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10872 * expr.c (expand_expr): Allow RTL_EXPR's through the
10873 MAX_INTEGER_COMPUTATION_MODE checks.
10875 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10877 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10878 such that MASK_SUPPORT_ARCH is not negative.
10880 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10882 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10883 ADDR_DIFF_VEC insns that appear inside loops.
10885 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10886 Jeff Law <law@cygnus.com>
10888 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10889 Handle LO_SUM the same as offsettable in cases 1 and 2.
10890 * rs6000.c (find_addr_reg): Revert previous patch.
10892 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10894 * system.h (strstr): New external function declaration.
10895 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10896 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10897 * config.in, configure: Rebuilt.
10899 1999-06-24 Tom Tromey <tromey@cygnus.com>
10901 * gcc.c (main): Read user-specified specs files after computing
10902 additional startfile_prefixes.
10904 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10906 Revert these two patches:
10908 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10909 * loop.c (strength_reduce): When doing biv->giv conversion, update
10910 reg note of NEXT->insn.
10912 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10913 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10915 (recombine_givs): Set ix field after sorting.
10917 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10919 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10920 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10922 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10924 *fixinc/inclhack.def: Add fix development commentary
10925 (read_ret_type): reactivate and add selection clause
10926 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10927 *fixinc/{fixincl.x|inclhack.sh}: regen
10929 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10931 * expr.c (expand_expr): STRIP_NOPS before checking against
10932 MAX_INTEGER_COMPUTATION_MODE
10933 (check_max_integer_computation_mode): Likewise.
10935 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10937 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10939 1999-06-22 Jim Wilson <wilson@cygnus.com>
10941 * expr.c (store_expr): When target is a promoted subreg, return a
10942 promoted subreg as a result.
10944 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10946 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10948 (dwarf2out_define): Mark unused parameters appropriately.
10949 (gen_unspecified_parameters_die): Ditto.
10950 (gen_subprogram_die): Fix signed/unsigned warnings.
10951 (gen_variable_die): Ditto.
10953 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10955 * fixinc/inclhack.def(end_else_label): combined else_label
10956 and endif_label and fixed the sed expression.
10957 *fixinc/{fixincl.x|inclhack.sh}: regen
10959 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10961 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10962 'x' when handling non-offsettable addresses
10964 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10966 * final.c (shorten_branches): Don't try to split an insn that has
10969 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10971 * config/mips/mips.c (symbolic_expression_p): New function.
10972 (mips_select_rtx_section): Put symbolic expressions in the
10973 data section, not the read-only data section.
10975 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10977 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10979 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10981 * collect2.c (main): Log frame table count.
10982 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10983 (scan_prog_file) [COFF]: Handle frame tables.
10985 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10986 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10987 * alpha/elf.h: Undef them again.
10988 * alpha/vms.h: Remove their definitions.
10990 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10992 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10993 remove the clobber of r0 and change the REG_UNUSED note to
10996 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10998 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10999 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
11000 fits in HOST_WIDE_INT and one uses union to access a long constant
11003 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
11005 * sparc.c (sparc_override_options): Don't allow profiling for
11006 code models other than medlow.
11007 (sparc_function_profiler): New function from old FUNCTION_PROFILER
11008 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
11009 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
11010 (sparc_block_profiler): Likewise.
11011 (sparc_function_block_profiler_exit): Likewise.
11012 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
11013 (FUNCTION_BLOCK_PROFILER): Likewise.
11014 (BLOCK_PROFILER): Likewise.
11015 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
11016 (MCOUNT_FUNCTION): New.
11017 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
11018 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
11019 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
11020 (MCOUNT_FUNCTION): New.
11021 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
11022 (BLOCK_PROFILER): Delete.
11023 (MCOUNT_FUNCTION): New.
11025 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
11027 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
11029 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
11031 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11034 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11037 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11040 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
11043 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
11045 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
11048 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
11050 * i386/djgpp.h (LIB_SPEC): New.
11051 (STARTFILE_SPEC): New.
11053 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
11055 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
11057 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
11060 * system.h (WSTOPSIG): New macro.
11062 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
11064 * c-pragma.c (push_alignment): Don't ignore alignments greater than
11066 (insert_pack_attributes): Take into account member natural
11069 * i386/winnt.c (exports_head): New static variable.
11070 (i386_pe_record_exported_symbol): New function.
11071 (i386_pe_asm_file_end): Use.
11072 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
11073 symbols to be emitted at end of assembly.
11074 (ASM_DECLARE_OBJECT_NAME): Likewise.
11075 (ASM_DECLARE_FUNCTION_NAME): Likewise.
11077 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
11080 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
11082 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
11085 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
11087 * haifa-sched.c (sched_analyze_1): Use free_list instead of
11088 zapping reg_last_uses directly.
11089 (sched_analyze_2, sched_analyze_insn): Likewise.
11090 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
11092 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
11094 * rs6000.md (movdf_hardfloat32): Use worst case insn length
11095 attributes for cases 1 and 2.
11097 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
11099 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
11102 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
11104 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
11106 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
11108 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
11109 PIC_OFFSET_TABLE_REGNUM for general alloaction.
11110 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
11111 must be stacked if it is used for PIC accesses.
11112 * arm.c (use_return_insn): Handle PIC register specially.
11113 (output_return_instruction): Likewise.
11114 (output_func_{prologue,epilogue}): Likewise.
11115 (output_expand_prologue): Likewise.
11117 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
11118 (*strsi_predec): Renamed from *strqi_predec.
11119 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
11120 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
11122 * arm.c (arm_override_options): Remove warning about PIC code
11123 not being supported.
11125 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
11127 * rs6000.c (find_addr_reg): New function.
11128 * rs6000.h (find_addr_reg): Declare.
11129 (offsettable_addr_operand): Delete.
11130 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11131 from and stores to GPRs.
11133 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11135 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11136 gen_sequence as argument to emit_no_conflict_block.
11138 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11140 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11141 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11142 *fixinc/fixincl.x: regen
11143 *fixinc/inclhack.sh: regen
11145 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11147 * added support for -mpcrel (PC relative addressing for m68k)
11148 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11149 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11150 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11151 (comments for general_src_operand): Add some explanation
11152 about EXTRA_CONSTRAINTS.
11153 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11154 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11155 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11156 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11157 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11158 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11159 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11160 if not already set.
11161 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11162 * m68k.h (TARGET_PCREL): New target flag.
11163 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11164 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11165 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11166 contains a SYMBOL_REF. Relax this constraint during reload, since
11167 we want to use the predicates, not reload's built-in concept of a
11168 valid memory address, to control what insns need reloading.
11169 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11170 operands (essentially 'g', 'm', and 's' under normal circumstances).
11171 * m68k.c (print_operand): Cause printing of pc-relative addresses
11172 to include pc register.
11173 (print_operand_address): Ditto.
11174 (general_src_operand): Accept operands that are not only
11175 general_operands, but are also valid when used as a pc-relative
11177 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11178 (memory_src_operand): Similar, for memory_operands.
11179 (pcrel_address): New predicate to accept the special case of a
11180 pc-relative address.
11181 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11182 QImode insns to accept *_src_operand instead of *_operand where
11183 pc-relative operands can fit. For example, a pc-relative operand
11184 can be used as a memory source operand for addsi3, but not as a
11185 memory destination.
11186 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11188 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11190 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11191 .thumb_set pseudo op to mark aliases of thumb functions.
11193 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11195 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11196 preference to ASM_OUTPUT_DEF, if it is defined.
11198 * tm.texi: Document new, optional target macro
11199 ASM_OUTPUT_DEF_FROM_DECLS.
11201 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11203 * fixincludes: ISCNTL patch
11204 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11205 (dgux_int_varargs): new for DG/UX
11206 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11208 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11210 * invoke.texi (ia32 options): Fix typo.
11212 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11214 * loop.c (strength_reduce): When doing biv->giv conversion, update
11215 reg note of NEXT->insn.
11217 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11219 * loop.c (move_movables): Note issues with replacing REGs with
11221 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11223 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11225 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11227 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11228 the reference to `mcount' was not correct for the ELF on FreeBSD.
11230 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11232 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11235 (recombine_givs): Set ix field after sorting.
11237 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11239 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11240 to safe to extract a subword out of a REG.
11242 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11244 * sh.md (mulsi3): Don't add a no-op move at the end.
11246 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11248 * cse.c (cse_insn): Don't put hard register source into tables for
11249 the last insn of a libcall.
11251 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11253 * loop.c (strength_reduce): Insert sets of derived givs at every
11254 biv increment, even if it's the only one.
11256 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11258 * dwarfout.c (add_incomplete_type): New fn.
11259 (output_type): Call it.
11260 (retry_incomplete_types): New fn.
11261 (dwarfout_finish): Call it.
11263 From Eric Raskin <ehr@listworks.com>:
11264 (output_type): Output types for bases.
11266 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11268 * mips.c (mips_output_conditional_branch): Add `break'
11269 between `default' label and `close braces'.
11271 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11273 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11274 specifications and make it realistic.
11275 (LIB_SPEC): Likewise.
11277 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11279 * config/mips/mips.c (mips_secondary_reload_class): Check for
11280 (PLUS (SP) (REG)) and return appropriate register class.
11281 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11282 Handle (PLUS (SP) (REG)).
11283 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11284 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11285 of emit_insn for tablejump.
11287 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11289 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11290 asm_fprintf format string by itself.
11291 (output_function_profiler): Likewise.
11293 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11295 * combine.c (simplify_logical, case AND): Only call
11296 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11297 or the constant is positive.
11299 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11301 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11302 * configure: Regenerate.
11304 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11306 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11307 require a sub-version #.
11308 * configure: Rebuilt.
11310 1999-06-14 Robert Lipe (robertlipe@usa.net)
11312 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11314 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11316 * c-typeck.c (process_init_element): Detect excess elements in
11317 char array initializer.
11319 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11321 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11323 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11325 * invoke.texi (Option Summary): Add -fpermissive flag.
11327 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11329 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11330 that require PIC code sequences.
11332 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11334 * configure.in: Add new target: thumb-elf.
11335 * configure: Regenerate.
11336 * config/arm/t-thumb-elf: New file: Makefile fragment for
11338 * config/arm/telf.h: New file: Header file for thumb-elf
11341 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11343 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11344 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11345 initializers is some circumstances.
11347 * fixinc/inclhack.def (endif_label): Add additional selector for
11348 more bogus stuff after #endif statements.
11349 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11351 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11353 * i386/cygwin.h (SET_ASM_OP): Define.
11355 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11357 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11359 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11361 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11364 * sh.md (ic_invalidate_line_i): Remove second alternative.
11366 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11368 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11369 test for the presence of valid prototypes. Delete bypass expr.
11370 (ioctl_fix_ctrl): Correct the selection expression.
11371 (no_double_slash): Correct quoting rules
11372 *fixinc/fixincl.x: regen
11373 *fixinc/inclhack.sh: regen
11375 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11377 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11379 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11381 * rs6000.md (movsi_got_internal_mem): Delete.
11382 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11383 (GOT_TOC_REGNUM): Delete.
11384 (PIC_OFFSET_TABLE_REGNUM): Define.
11385 (FINALIZE_PIC): Disable.
11386 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11387 (rs6000_replace_regno): Delete.
11388 (rs6000_finalize_pic): Likewise.
11389 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11391 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11393 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11394 is a note; use <= for the compare; advance P while it is
11397 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11399 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11400 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11402 * varasm.c (remove_from_pending_weak_list): Verify t->name
11403 is non-NULL before passing it to strcmp.
11405 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11407 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11408 the typed arguments are not part of a comment
11409 (ioctl_fix_ctrl): Added a purpose comment
11410 *fixinc/fixincl.x: regenerate
11411 *fixinc/inclhack.sh: regenerate
11413 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11415 * invoke.texi: Add C4x invocation docs.
11417 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11419 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11421 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11423 (c4x_legitimize_reload_address): New function.
11424 * config/c4x/c4x.md: Update docs.
11426 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11428 * fixincludes: Avoid removing '.'.
11429 * fixinc/fixinc.svr4: Likewise.
11430 * fixinc/fixinc.winnt: Likewise.
11431 * fixinc/inclhack.tpl: Likewise.
11432 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11434 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11436 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11438 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11440 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11442 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11445 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11447 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11448 * configure: Regenerate.
11450 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11452 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11455 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11457 * fixinc/inclhack.def (avoid_bool): Also catch
11458 "typedef [unsigned] int bool".
11459 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11461 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11462 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11463 * configure: Rebuilt.
11465 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11467 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11468 such that we can override its definitions if necessary.
11469 (CPP_SPEC): New define. Support processor specific predefines via
11471 (CC1_SPEC): New define. Support processor specific compiler
11472 options via %(cc1_cpu).
11473 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11476 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11478 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11479 between sed's -e flag, and the open-quote following it.
11480 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11482 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11483 Jeffrey A Law (law@cygnus.com)
11485 * varasm.c (assemble_start_function): Remove the function
11486 from the pending weak decls list when we define a function.
11487 (assemble_variable): Similarly for variables.
11488 (weak_finish): Ignore items on the list with a NULL name.
11489 (remove_from_ending_weak_list); New function to "remove" an item
11490 from the pending weak declarations list.
11492 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11494 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11496 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11498 * c-lex.c (GETC): Redefine to call getch.
11499 (UNGETC): Redefine to call put_back.
11500 (putback_buffer): New structure type.
11501 (putback): New static structure.
11502 (getch): New function.
11503 (put_back): New function.
11504 (yylex): Replace unused bytes from bad multibyte character.
11506 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11508 * cpplib.c (do_define): Cast `alloca' return value.
11509 (do_include, do_undef, do_pragma): Likewise.
11510 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11512 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11513 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11515 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11517 * sparc.md (abstf2): This should be an expand.
11518 (split after abstf2_notv9): Fix mode.
11519 (abstf2_hq_v9): New pattern.
11520 (abstf2_v9): Only use when no hard quad.
11521 (absdf2_v9): Fix if target is not the same as source.
11522 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11523 Add correct output constraints.
11525 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11527 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11528 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11530 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11532 * mips.h (mips_output_conditional_branch): New function.
11533 (mips_adjust_insn_length): Likewise.
11534 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11535 (ADJUST_INSN_LENGTH): Likewise.
11536 * mips.c (print_operand): Add `F' and `W' for floating-point
11537 comparison opcodes.
11538 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11540 (mips_adjust_insn_length): New function.
11541 (mips_output_conditional_branch): New function.
11542 * mips.md (length): Adjust attribute definition to handle
11543 conditional branches. Change lengths to bytes, rather than
11544 instructions throughout. Remove length attribute from
11545 instructions whose length is four bytes, and rely on the default
11547 (dslot): Fix typo in comment.
11548 Reword conditional branch patterns to use
11549 mips_output_conditional_branch.
11551 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11553 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11554 (LIB_SPEC): Likewise.
11555 Link with -lprof1_r for -g/-pg.
11557 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11559 * loop.c (check_dbra_loop): Fix change of Jan 19.
11561 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11563 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11564 (STARTFILE_SPEC): Define, override the svr4.h version.
11565 (ENDFILE_SPEC): Likewise.
11567 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11569 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11570 * fixinc/fixincl.x: Regenerated.
11571 * fixinc/inclhack.sh: Regenerated.
11573 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11575 * sh.c (barrier_align): Don't return early for normal branch/barrier
11576 when optimizing for SH2.
11578 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11580 * i386/udk.h (LINK_SPEC): Correct linker search path for
11583 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11585 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11586 (braf_label_ref_operand): Delete.
11587 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11588 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11589 label_ref, and has no predicate.
11590 The patten has a predicate to guard against invalid substitutions.
11591 (dummy_jump): Delete.
11592 (casesi): Update use of casesi_jump_2.
11594 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11596 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11597 *fixinc/fixincl.x: regenerate
11598 *fixinc/inclhack.sh: regenerate
11600 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11602 * dwarf2out.c (add_incomplete_type): New fn.
11603 (gen_struct_or_union_type_die): Call it.
11604 (retry_incomplete_types): New fn.
11605 (dwarf2out_finish): Call it.
11607 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11609 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11610 current block starts with a CODE_LABEL and ends with a CALL and
11611 we can not find all the argument setup instructions for the CALL.
11613 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11615 Revert this change:
11616 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11617 something is a candidate for optimize_bit_field_compare.
11619 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11621 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11623 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11625 * alpha.c (override_options): Thinko in last patch.
11627 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11628 (LIB_SPEC): Recognize -pthread.
11630 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11632 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11633 definition in config/arm/coff.h
11634 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11636 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11638 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11639 fixes that need "file=xxx\n" prepended before invocation
11640 (start_fixer - new): starting the fixer process is complex enough
11641 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11642 (process): uses the new routine; omit usage of putenv()
11643 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11644 * fixinc/fixincl.x: regenerate
11646 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11648 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11649 and version #s (1.1 -> 2.96) as needed.
11650 * README.g77: Kill way out of date file in the toplevel directory.
11652 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11654 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11655 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11656 * configure: Rebuilt.
11657 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11658 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11659 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11660 (SWITCH_TAKES_ARG): Likewise.
11661 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11662 * config/t-freebsd: Moved from config/i386/ so it can used for all
11665 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11667 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11669 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11671 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11672 * configure: Rebuilt.
11674 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11676 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11677 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11678 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11679 (rs6000_output_load_toc_table): Same.
11680 (output_prolog, output_mi_thunk): Same.
11681 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11682 (ASM_GLOBALIZE_LABEL): Use putc.
11684 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11686 * alpha.md (reload_*_help): New patterns and splitters.
11687 (reload_*): Use them.
11688 (mov[qh]i): Likewise.
11690 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11692 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11695 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11697 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11699 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11701 * flow.c (mark_regs_live_at_end, insn_dead_p,
11702 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11703 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11704 hasn't run or the frame pointer is needed.
11705 * haifa-sched.c (attach_deaths): Likewise.
11706 * sched.c (attach_deaths): Likewise.
11708 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11710 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11711 calculate_can_reach_end returns nonzero.
11713 * configure.in (native gas tests): Search for an assembler in the
11714 same manner that the installed compiler will.
11715 * configure: Rebuilt.
11716 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11718 * alias.c (find_base_term): Improve handling of addresses
11719 constructed from binary operations.
11721 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11723 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11725 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11727 * function.h (cleanup_label, frame_offset): Declare.
11728 (tail_recursion_label, tail_recursion_reentry): Likewise.
11729 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11730 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11731 (tail_recursion_label, tail_recursion_reentry): Likewise.
11732 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11734 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11736 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11738 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11739 (MAX_OFILE_ALIGNMENT): Define.
11741 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11743 * fixincl.c: Replace local include scheme with #includes of
11744 gansidecl.h and system.h.
11745 * procopen.c: Likewise.
11746 * server.c: Likewise.
11748 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11750 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11751 (crti.o): Add build rule and dependencies.
11752 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11754 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11756 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11757 (LIB_LINUX_SPEC): Likewise.
11758 (LIB_LINUX_SPEC): Add support for -pthread
11759 (CPP_OS_LINUX_SPEC): Likewise.
11760 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11763 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11765 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11767 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11768 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11769 for IEEE math and CC_FCOMI.
11770 (put_jump_code): No IEEE if CC_FCOMI is set.
11772 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11774 * fold-const.c (fold_truthop): Make the field reference unsigned
11775 when converting a single bit compare.
11777 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11779 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11781 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11783 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11784 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11787 * reload.c (push_reload): Do not call remove_address_replacements
11788 when presented with identical optional reloads.
11790 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11792 * alpha.h (MASK_FIX, TARGET_FIX): New.
11793 (MASK_*): Reorganize constants.
11794 (CPP_AM_FIX_SPEC): New.
11795 (TARGET_SWITCHES): Add FIX.
11796 (EXTRA_SPECS): Likewise.
11797 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11798 (SECONDARY_MEMORY_NEEDED): Likewise.
11799 (REGISTER_MOVE_COST): Likewise.
11800 * alpha.c (override_options): Add FIX support. Always use
11801 ALPHA_TP_PROG for ev6.
11802 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11803 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11804 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11806 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11808 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11809 something is a candidate for optimize_bit_field_compare.
11811 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11813 * gcc.texi (Passes): Document branch-shortening.
11814 * invoke.texi (Debugging Options): Document the fact that `-dp'
11815 outputs length information for instructions.
11817 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11819 * flow.c: Revert previous delta.
11821 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11823 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11824 FRAME_POINTER_REGNUM.
11825 (mark_set_1): Ditto.
11826 (mark_used_regs): Ditto.
11828 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11830 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11831 (GOT_PCREL): New macro. Define to 1 if not already defined.
11832 * arm/elf.h (GOT_PCREL): Define to 0.
11833 * arm.c (arm_finalize_pic): Take into account the setting of
11836 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11838 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11839 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11841 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11842 store elimination candidates.
11844 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11846 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11849 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11851 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11852 Add use of x-aix41-gld.
11854 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11856 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11857 (ASM_OUTPUT_DESTRUCTOR): Define.
11859 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11861 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11862 last CODE_LABEL in a loop if we have previously passed a jump
11863 to the top of the loop.
11865 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11867 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11868 applying Philip's patch.
11870 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11872 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11875 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11877 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11879 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11881 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11882 Also remove a useless comment.
11884 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11886 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11888 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11890 * collect2.c (main): Only generate import or export file and add
11891 to link arguments if non-empty. Use xmalloc not alloca.
11892 (write_{export,import}_file): Delete.
11893 (write_aix_file): New function.
11894 (locatelib): Use xmalloc not malloc.
11895 (GCC_OK_SYMBOL): Do not check type if aix64.
11897 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11899 Based on patch by Scott Bambrough and Pat Beirne:
11900 * config/arm/arm.c (making_const_table): New variable.
11901 * config/arm/arm.h (making_const_table): Declare.
11902 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11904 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11905 Keep track of when we are building the constant table.
11907 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11909 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11912 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11914 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11917 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11919 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11922 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11924 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11926 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11928 * rs6000.c (output_mi_thunk): Enable full support again.
11930 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11932 * sh.h (BRANCH_COST): Define.
11934 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11936 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11938 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11940 * function.c (assign_stack_local): Align stack slot propertly.
11941 (assign_outer_stack_local): Likewise.
11943 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11945 * expr.h (lang_expand_constant): Declare.
11946 * toplev.c (lang_expand_constant): Define it.
11947 * varasm.c (output_constant): Use it.
11949 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11951 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11952 Change function definitions to K&R style.
11954 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11956 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11958 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11960 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11961 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11962 (several places): omit static initialization
11963 (process): use single fd, since only the read fd is used
11964 * fixinc/gnu-regex.c: define 'const' away, if not supported
11965 * fixinc/procopen.c(several places): omit static initialization
11966 * fixinc/server.c: define 'volitile' away, if not supported
11968 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11970 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11971 asm_fprintf and %L to generate the label name.
11972 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11973 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11975 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11977 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11978 insn for a conditional jump can not be found.
11980 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11982 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11983 on variables in specific sections other than .sbss and .sdata.
11985 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11987 * stmt.c (expand_return): Call start_cleanup_deferral and
11988 end_cleanup_deferral around conditional code.
11990 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11992 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11993 filename lists. Utilizes new "krstr" AutoGen function.
11994 * fixinc/fixincl.x: Rebuilt.
11996 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11998 * i386.c (output_float_compare): Avoid GNU-C extensions.
12000 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
12002 * version.c: Bump to distinguish mainline tree from the
12005 See ChangeLog.1 for earlier changes.