1 Sun Nov 14 23:11:05 1999 Jeffrey A Law (law@cygnus.com)
3 * gcse.c (pre_expr_reaches_here_p): Kill CHECK_PRE_COM argument.
5 (pre_expr_reaches_here_p_work): Likewise.
6 (pre_edge_insert): No longer call pre_expr_reaches_here_p.
7 * lcm.c (compute_laterin): Fix initialization of LATER.
8 (compute_nearerout): Similarly for NEARER.
10 Sun Nov 14 12:41:57 1999 Bernd Schmidt <bernds@cygnus.co.uk>
12 * cse.c (set_nonvarying_address_components): Delete unused function.
13 (refers_to_p): Likewise.
15 Fri Nov 12 20:53:22 1999 Jeffrey A Law (law@cygnus.com)
17 * function.c (diddle_return_value): Set REG_FUNCTION_VALUE_P as
20 Sat Nov 13 16:20:09 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
22 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Wrap macro
23 definition in do while (0).
25 Fri Nov 12 16:26:25 1999 Jim Wilson <wilson@cygnus.com>
27 * stmt.c (pushcase, pushcase_range): Partially revert Oct 28 change.
29 Fri Nov 12 12:43:49 1999 Richard Henderson <rth@cygnus.com>
31 * unroll.c (unroll_loop): Make temp an unsigned HOST_WIDE_INT.
33 Fri Nov 12 15:14:19 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
35 * i960.h (CAN_DEBUG_WITHOUT_FP): Don't define it.
36 (FRAME_POINTER_REQUIRED): Don't worry about nonlocal goto.
37 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
38 (INITIAL_FRAME_POINTER_OFFSET): Remove it.
40 * i960.c (i960_function_prologue): Don't allocate space for g8-g11
41 saved on the stack. Output more accurate stack frame statistics
44 1999-11-12 11:47 -0800 Zack Weinberg <zack@bitmover.com>
46 * genextract.c (record_insn_name): New function.
47 (get_insn_name): No longer a stub.
48 (main): Call record_insn_name for each insn. After each label
49 written, print the insn name in a comment.
51 Fri Nov 12 13:45:02 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
53 * output.h (const_section, init_section, fini_section): Add
56 * alpha/elf.h (const_section): Delete declaration.
58 * svr4.h (const_section): Likewise.
60 Fri Nov 12 08:54:22 1999 Mark Mitchell <mark@codesourcery.com>
62 * tree.h (SAVE_EXPR_PERSISTENT_P): New macro.
63 * tree.c (array_type_nelts): Don't handle SAVE_EXPRs specially.
64 (unsave_expr_now): Don't unsave SAVE_EXPR_PERSISTENT_P
66 * stor-layout.c (variable_size): Set SAVE_EXPR_PERSISTENT_P on
67 variable-sized array bounds.
69 Fri Nov 12 08:04:45 1999 Catherine Moore <clm@cygnus.com>
71 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Use
74 Fri Nov 12 13:31:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
76 * config/arm/arm.h (LEGITIMIZE_RELOAD_ADDRESS): Treat QImode
77 addresses the same way GO_IF_LEGITIMATE_INDEX does.
79 Fri Nov 12 12:36:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
81 * cse.c (hash_arg_in_struct): Delete.
82 (struct table_elt): Delete elt in_struct.
83 (struct set): Delete elt src_in_struct.
84 (merge_equiv_classes): Don't set either hash_arg_in_struct or
85 the corresponding in_struct elts.
86 (canon_hash): Likewise.
87 (safe_hash): Likewise.
88 (find_best_addr): Likewise.
89 (record_jump_cond): Likewise.
92 Thu Nov 11 19:45:24 1999 Jim Wilson <wilson@cygnus.com>
94 * loop.c (invariant_p, case MEM): Put MEM_VOLATILE_P check back.
96 * dbxout.c (dbxout_type, case INTEGER_TYPE): Handle too large
99 Thu Nov 11 18:54:24 1999 Jeffrey A Law (law@cygnus.com)
101 * function.c (diddle_return_value): Put back check that the DECL_RTL
102 for the function is a register.
104 * function.c (diddle_return_value): Use hard_function_value to
105 get an rtx suitable for use in the USE/CLOBBER insn.
107 * global.c (global_conflicts): Update comments.
108 (record_conflicts): No need to record conflicts between pseudos here.
110 1999-11-11 Bruce Korb <autogen@linuxbox.com>
112 * fixinc/fixincl.c: Added verbose levels for status messages
114 Thu Nov 11 13:23:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
116 * jump.c (jump_optimize_1): Avoid passing an rtx that is not an
117 operand as argument to expand_and or expand_binop.
119 Thu Nov 11 02:21:16 1999 Rodney Brown <RodneyBrown@pmsc.com>
121 * xcoffout.c (xcoffout_source_file): Change ggc_add_root to
124 Wed Nov 10 21:24:19 1999 Jason Eckhardt <jle@cygnus.com>
126 * config/pa/pa.h (MASK_RETURN_ADDR): Change 0xfffffffc to -4.
128 Wed Nov 10 15:56:16 1999 Jeffrey A Law (law@cygnus.com)
130 * flow.c (compute_flow_dominators): Initially put all blocks on
132 * lcm.c (compute_antinout_edge, compute_available): Similarly.
133 * gcse.c (compute_cprop_avinout): Remove.
134 (compute_cprop_data): Use compute_available.
135 (delete_null_pointer_checks_1): Use compute_available.
137 * basic-block.h (compute_available): Returns a void now.
138 * gcse.c (one_classic_gcse_pass): Do not expect compute_available
139 to return a value anymore.
140 * lcm.c (compute_available, compute_antinout_edge): Revamp to use
141 worklists. Fix boundary cases. Compute maximal solutions.
142 (compute_laterin, compute_nearerout): Similarly.
144 * dwarf2out.c (add_AT_location_description): Allow
145 (mem (plus (pseudo) (...)) too.
147 Wed Nov 10 10:52:42 1999 Tom Tromey <tromey@cygnus.com>
149 * gcc.c (do_spec_1): Support text between `%u' and `%O'.
151 Wed Nov 10 12:43:21 1999 Philippe De Muyter <phdm@macqel.be>
152 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
154 * cppinit.c: Test `GCC_VERSION', not `HAVE_GCC_VERSION'.
156 * gansidecl.h: Likewise.
162 * toplev.h: Likewise.
168 * varray.c: Likewise.
170 * varray.h: Likewise.
172 Wed Nov 10 10:57:22 1999 Clinton Popetz <cpopetz@cygnus.com>
174 * gcov.c (struct arcdata): Add hits and total, remove prob.
175 (output_branch_counts): New.
176 (process_args): Set output_branch_counts if -c.
177 (calculate_branch_probs): Store hits and total instead of
179 (output_data): Emit counts if output_branch_counts is true.
180 * gcov.texi (Invoking Gcov): Document -c switch..
182 Wed Nov 10 01:10:41 1999 Philippe De Muyter <phdm@macqel.be>
184 * genoutput.c (output_insn_data): Cast `INSN_OUTPUT_FORMAT_MULTI' and
185 `INSN_OUTPUT_FORMAT_FUNCTION' to `PTR'-type.
187 Wed Nov 10 00:51:41 1999 Hans-Peter Nilsson <hp@axis.se>
189 * invoke.texi (C Dialect Options): Add missing builtins from
191 * extend.texi (Other Builtins): Copy to this list.
193 Wed Nov 10 04:58:09 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
195 * Makefile.in (recog.o): Use BASIC_BLOCK_H macro.
196 (print-rtl.o, $(HOST_PREFIX_1)print-rtl.o): Likewise. Remove
199 Wed Nov 10 00:02:53 1999 Jeffrey A Law (law@cygnus.com)
201 * flow.c (compute_flow_dominators): No longer treat basic block 0
202 or (n_basic_blocks - 1) specially. Clear the AUX field before
203 starting computation of doms/pdoms. Fix initial state for pdoms.
205 Wed Nov 10 03:58:08 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
207 * Makefile.in ($(HOST_PREFIX_1)rtl.o): Update dependencies to
208 match rtl.o's: added ggc.h and toplev.h
209 ($(HOST_PREFIX_1)print-rtl.o): Likewise: added system.h.
210 ($(HOST_PREFIX_1)rtlanal.o): Likewise: added system.h.
211 ($(HOST_PREFIX_1)obstack.o): Likewise: added $(CONFIG_H).
213 Tue Nov 9 10:30:08 1999 Tom Tromey <tromey@cygnus.com>
215 * config/i386/xm-djgpp.h (HAVE_DOS_BASED_FILE_SYSTEM): Renamed
216 from HAVE_DOS_BASED_FILESYSTEM.
217 * gcc.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM, not
218 HAVE_DOS_BASED_FILESYSTEM.
220 (split_directories): Only special-case DOS file names if
221 HAVE_DOS_BASED_FILE_SYSTEM is defined. Use IS_DIR_SEPARATOR
222 instead of explicit tests. Conditionalize on !VMS.
223 (make_relative_prefix): Use IS_DIR_SEPARATOR instead of explicit
224 tests. Conditionalize on !VMS.
225 (process_command): Only use make_relative_prefix if !VMS.
226 (free_split_directories): Conditionalize on !VMS.
227 (DIR_UP): Conditionalize on !VMS.
229 Wed Jun 9 16:57:11 1999 Mumit Khan <khan@xraylith.wisc.edu>
231 * gcc.c (STANDARD_BINDIR_PREFIX): Provide default.
233 Fri Feb 5 14:22:01 1999 Mumit Khan <khan@xraylith.wisc.edu>
235 * gcc.c (make_relative_prefix): Handle the HAVE_EXECUTABLE_SUFFIX
238 Mon Nov 8 14:16:57 1999 Michael Meissner <meissner@cygnus.com>
240 * invoke.texi (Environment Variables): Document relative path
242 * gcc.c (DIR_UP): If not defined, define as "..".
243 (standard_bindir_prefix): New static, holds target location to
245 (split_directories): New function to split a filename into
246 component directories.
247 (free_split_directories): New function, release memory allocated
248 by split_directories.
249 (make_relative_prefix): New function, make a relative pathname if
250 the compiler is not in the expected location.
251 (process_command): If GCC_EXEC_PREFIX was not specified, see if we
252 can figure out an appropriate prefix from argv[0].
253 * Makefile.in (DRIVER_DEFINES): Use unlibsubdir in definition of
254 STANDARD_STARTFILE_PREFIX and TOOLDIR_BASE_PREFIX. Define
255 STANDARD_BINDIR_PREFIX.
257 Wed Nov 10 11:47:54 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
259 * config/c4x/c4x-protos.h: New file. Prototypes for functions defined
261 * config/c4x/c4x.h: Moved prototypes to c4x.h.
262 * config/c4x/c4x.c (c4x_preferred_reload_class, c4x_limit_reload_class,
263 c4x_secondary_memory_needed) Delete.
264 (fp_zero_operand): Add mode argument.
266 Thu Nov 4 15:52:35 1999 Andrew Haley <aph@cygnus.com>
268 * reload1.c (reload_reg_free_for_value_p): Don't use a register
269 that is in reload_reg_used.
271 Tue Nov 9 16:43:00 1999 Nick Clifton <nickc@cygnus.com>
273 * config/arm/arm-protos.h: New file: Prototypes for functions
274 defined in arm.c and pe.c.
275 * config/arm/arm.h: Fix compile time warnings.
276 * config/arm/arm.c: Fix compile time warnings.
277 * config/arm/pe.h: Fix compile time warnings.
278 * config/arm/aout.h: Fix compile time warnings.
280 Tue Nov 9 14:55:44 1999 Nick Clifton <nickc@cygnus.com>
282 * config/m32r/m32r-protos.h: New file: Prototypes for functions
285 * config/m32r/m32r.h: Move prototypes to m32r-protos.h
286 Add support for subtargets.
287 Add prototypes for new predicates.
288 Add scheduling macros.
290 * config/m32r/m32r.c: Fix compile time warnings.
291 (int8_operand): New predicate function.
292 (reg_or_cmp_int16_operand): New predicate function.
293 (extend_operand): New predicate function.
294 (m32r_adjust_code): New scheduling function.
295 (m32r_adjust_priorty): New scheduling function.
296 (m32r_sched_init): New scheduling function.
297 (m32r_sched_reorder): New scheduling function.
298 (m32r_sched_variable_issue): New scheduling function.
299 (direct_return): New codegen function.
300 (m32r_not_same_reg): New rtl testsing function.
302 * config/m32r/m32r.md: Fix compile time warnings.
303 Add support for pre decrement and post increment memory
308 Mon Nov 8 22:20:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
310 * global.c (EXECUTE_IF_CONFLICT): Don't define.
311 (prune_preferences): Use EXECUTE_IF_SET_IN_ALLOCNO_SET instead.
312 (find_reg): Likewise.
314 Mon Nov 8 13:16:46 1999 Jason Eckhardt <jle@cygnus.com>
316 * config/pa/pa.md (fmpynfadd,{sgl,dbl} insns): Use %fr0 rather than 0
317 to avoid assembler errors.
319 Mon Nov 8 15:38:41 1999 Nick Clifton <nickc@cygnus.com>
321 * config/v850/v850-protos.h: New file: Prototypes for functions
323 * config/v850/v850.h: Move prototypes to v850-protos.h
324 * config/v850/v850.c: Move prototypes to v850-protos.h
325 * config/v850/v850.md: Fix compile time warnings.
327 * config/fr30/fr30-protos.h: New file: Prototypes for functions
329 * config/fr30/fr30.h: Move prototypes to fr30-protos.h
330 * config/fr30/fr30.c: Fix compile time warnings.
331 * config/fr30/fr30.md: Fix compile time warnings.
333 Mon Nov 8 07:25:37 1999 Mark Mitchell <mark@codesourcery.com>
335 * tree.h (get_containing_scope): Declare it.
336 * tree.c (get_containing_scope): New fucntion.
337 (decl_function_context): Use it.
338 * toplev.c (rest_of_compilation): Use get_containing_scope.
340 aMon Nov 8 03:03:07 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
342 * Makefile.in (rtl.o): Depend on toplev.h.
344 Sun Nov 7 20:55:14 1999 Mark Mitchell <mark@codesourcery.com>
346 * cse.c (delete_trivially_dead_insns): Replace alloca with
348 * except.c (update_rethrow_references): Likewise.
349 (init_eh_nesting_info): Likewise.
350 * function.c (identify_blocks): Likewise.
351 * gcse.c (dump_hash_table): Likewise.
352 * graph.c (print_rtl_graph_with_bb): Likewise.
353 * loop.c (combine_movables): Likewise.
354 (move_movables): Likewise.
355 (count_loop_regs_set): Likewise.
356 (strength_reduce): Likewise.
357 * profile.c (compute_branch_probabilities): New function, split
359 (branch_prob): Here. Replace alloca with xmalloc/xcalloc.
360 * regclass.c (regclass): Likewise.
361 * regmove.c (regmove_optimize): Likewise.
362 * toplev.c (compile_file): Likewise.
363 (main): Don't mess with the stack rlimit.
365 Sun Nov 7 19:41:17 1999 Catherine Moore <clm@cygnus.com>
367 * config/elfos.h (ASM_DECLARE_FUNCTION_NAME): Conditionally define.
368 (ASM_DECLARE_FUNCTION_SIZE): Conditionally define.
370 Sun Nov 7 10:23:28 1999 Mark P. Mitchell <mark@codesourcery.com>
372 * integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns.
374 Sun Nov 7 02:58:48 1999 Jeffrey A Law (law@cygnus.com)
376 * global.c (EXECUTE_IF_CONFLICT): Undo Robert's change.
377 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Put curleys around CODE in
380 Sat Nov 6 23:48:30 1999 Robert Lipe (robertlipe@usa.net)
382 * global.c (EXECUTE_IF_CONFLICT): Correct quoting typo.
384 Sat Nov 6 17:34:39 1999 Jeffrey A Law (law@cygnus.com)
386 * gcse.c (post_dominators): Kill.
387 (alloc_code_hoist_mem, free_code_hoist_mem); Kill post_dominators.
388 (compute_code_hoist_data): Use compute_flow_dominators. Do not
389 pass in a pdom array since we do not need pdoms.
390 * haifa-sched.c (schedule_insns): Similarly.
391 * flow.c (compute_dominators): Remove dead function.
392 (compute_flow_dominators): Do not compute doms or pdoms if the
393 caller does not request them. Split up loop to build doms and
394 pdoms. Use a worklist to compute doms and pdoms.
395 * basic-block.h (compute_dominators): Remove prototype.
397 Sat Nov 6 11:38:39 1999 Richard Henderson <rth@cygnus.com>
399 * haifa-sched.c (struct haifa_insn_data, h_i_d): New.
400 (insn_luid, insn_priority, insn_costs, insn_units): Remove.
401 (insn_reg_weight, insn_depend, insn_dep_count): Remove.
402 (insn_blockage, insn_ref_count, line_note, insn_tick): Remove.
403 (cant_move, fed_by_spec_load, is_load_insn): Remove.
404 (schedule_region): Remove unused variable.
405 (schedule_insns): Allocate h_i_d, and not all the separate arrays.
407 Sat Nov 6 10:00:34 1999 Mark Mitchell <mark@codesourcery.com>
409 * local-alloc.c (local_alloc): Use xmalloc/xcalloc, not alloca.
410 (update_equiv_regs): Likewise.
411 (block_alloc): Likewise.
412 * reg-stack.c (reg_to_stack): Likewise.
413 (convert_regs_2): Likewise.
414 * reload1.c (reload_as_needed): Likewise.
416 Sat Nov 6 09:57:59 1999 Mark Mitchell <mark@codesourcery.com>
418 * Makefile.in (dbxout.o): Depend on ggc.h.
419 (dwarf2out.o): Likewise.
420 (xcoffout.o): Likewise.
421 * dbxout.c: Include ggc.h.
422 (dbxout_init): Register lastfile as a root.
423 * dwarf2out.c: Include ggc.h.
424 (dwarf2out_line): Register lastfile as a root.
425 * xcoffout.c: Include ggc.h.
426 (xcoffout_source_line): Register xcoff_lastfile as a root.
428 Sat Nov 6 09:52:09 1999 Richard Henderson <rth@cygnus.com>
430 * i386.md (movdf_1, movxf_1): Earlyclobber general regs destination.
432 Sat Nov 6 07:48:59 1999 Catherine Moore <clm@cygnus.com>
434 * config/svr4.h (ASM_DECLARE_FUNCTION): Check if already
436 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
438 Fri Nov 5 18:33:39 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
440 * global.c (EXECUTE_IF_SET_IN_ALLOCNO_SET): New macro.
441 (EXECUTE_IF_CONFLICT): Likewise.
442 (ALLOCNO_LIVE_P): Avoid signed division.
443 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Likewise.
444 (prune_preferences, find_reg): Use EXECUTE_IF_CONFLICT.
445 (record_one_conflict): Use EXECUTE_IF_SET_IN_ALLOCNO_SET.
447 Fri Nov 5 12:04:02 1999 Richard Henderson <rth@cygnus.com>
449 * haifa-sched.c (schedule_block): Don't crash if there's no
450 next insn for an interblock movement.
451 (add_branch_dependences): Don't allow clobber insns to move either.
453 Fri Nov 5 10:18:11 1999 Richard Henderson <rth@cygnus.com>
455 * i386.c (split_xf): New.
456 * i386-protos.h: Declare it.
457 * i386.md (movxf_1): Add general regs alternatives.
458 (movxf_1+1): New splitter for same.
460 Fri Nov 5 12:05:52 1999 Nick Clifton <nickc@cygnus.com>
462 * function.c (purge_addressof_1): Add missing return values.
464 Fri Nov 5 10:07:25 1999 Nick Clifton <nickc@cygnus.com>
466 * function.c (is_addressof): New function. Returns true if
467 the given piece of RTL is an ADDRESSOF.
468 (purge_addressof_1): Make boolean. Return false if the
469 ADDRESSOFs could not be purged.
470 (purge_addressof): If ADDRESSOFs could not be purged from the
471 notes attached to an insn, remove the offending note(s),
472 unless they are attached to a libcall.
474 1999-11-05 Andreas Jaeger <aj@suse.de>
476 * genoutput.c (null_operand =): Initialize all fields.
478 * errors.h: Add extern to prototypes.
480 Fri Nov 5 01:44:09 1999 Jeffrey A Law (law@cygnus.com)
482 * configure.in (m68k-next-nextstep4): Handle Openstep 4.2.
483 * configure: Rebuilt.
485 Fri Nov 5 01:24:37 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
487 * global.c (CONFLICTP, SET_CONFLICT): Avoid signed division.
488 (mirror_conflicts): New function.
489 (global_alloc): Call it.
490 (expand_preferences): Remove redundant CONFLICTP test.
491 (find_reg, dump_conflicts): Likewise.
492 (prune_preferences): Process conflicts one word at a time.
494 Fri Nov 5 01:05:21 1999 Richard Henderson <rth@cygnus.com>
496 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_BITMAP
497 instead of an explicit loop.
499 Thu Nov 4 23:07:14 1999 Jim Wilson <wilson@cygnus.com>
501 * cse.c (cse_insn): Revert Oct 31 change. When computing src_elt,
502 if REG_RETVAL check succeeds, then put classp in src_elt.
504 Thu Nov 4 23:48:14 1999 Jeffrey A Law (law@cygnus.com)
506 * function.c (pad_to_arg_alignment): Only update argument_pad
507 if the argument's alignment is greater than STACK_BOUNDARY.
509 Thu Nov 4 16:44:53 1999 Richard Henderson <rth@cygnus.com>
511 * bitmap.h (BITMAP_XFREE): New.
512 * flow.c (life_analysis): Use it.
513 (life_analysis_1): Free blocks.
515 * combine.c (undo_commit): New.
516 (try_combine): Use it. Don't zap undobuf.undos.
517 (combine_instructions): Don't zap undobuf.undos; free the
520 * local-alloc.c (local_alloc): Free qty_phys_num_sugg.
522 * stmt.c (cost_table_): New.
523 (estimate_case_costs): Use it instead of xmalloc.
525 * toplev.c (compile_file): Reuse dumpname memory instead
528 Thu Nov 4 16:36:44 1999 Richard Henderson <rth@cygnus.com>
530 * reg-stack.c (convert_regs_1): Initialize target_stack->top
531 after verifying an EH edge.
533 * haifa-sched.c (init_rgn_data_dependences): Correctly
534 size bb_pending_lists_length when zeroing.
536 Thu Nov 4 16:36:36 1999 Richard Henderson <rth@cygnus.com>
538 * function.c (diddle_return_value): New.
539 (expand_function_end): Use it.
540 * stmt.c (expand_null_return): Likewise.
541 (expand_value_return): Likewise.
543 * reg-stack.c (subst_stack_regs_pat): Handle clobbers at top-level.
545 * reload1.c (reload): Don't remove return value clobbers.
547 Thu Nov 4 13:33:46 1999 Richard Henderson <rth@cygnus.com>
549 * rtl.c (read_rtx): Use fatal_with_file_and_line not fatal.
551 Thu Nov 4 12:49:52 1999 Richard Henderson <rth@cygnus.com>
553 * cse.c (cse_main): Use xmalloc, not alloca.
554 (cse_basic_block): Likewise.
555 * local-alloc.c (local_alloc): Likewise.
557 Thu Nov 4 14:22:12 1999 David Billinghurst <David.Billinghurst@riotinto.com.au>
558 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
560 * rtl.c: Include toplev.h.
561 (fatal): Remove declaration.
563 Thu Nov 4 06:39:47 1999 Jeffrey A Law (law@cygnus.com)
565 * haifa-sched.c (schedule_block): Fix thinko.
567 1999-11-03 James McKelvey <mckelvey@fafnir.com>
569 * fixinc/fixincl.c(create_file): Allow for systems that do not have
572 1999-11-03 Philippe De Muyter <phdm@macqel.be>
574 * fixlib.c (load_file_data): Do not call `realloc' with a NULL pointer;
575 call `malloc' instead.
577 Wed Nov 3 23:05:14 1999 Mark Mitchell <mark@codesourcery.com>
579 * flags.h (flag_renumber_insns): Declare.
580 * emit-rtl.c (renumber_insns): Check flag_renumber_insns. Print
582 * rtl.h (renumber_insns): Change prototype.
583 * toplev.c (flag_renumber_insns): Define.
584 (rest_of_compilation): Pass rtl_dump_file to flag_renumber_insns.
586 Wed Nov 3 15:11:27 1999 David S. Miller <davem@redhat.com>
588 * config/sparc/sparc.md: Remove insn type fpsqrt, add fpsqrts
589 and fpsqrtd. Use them and create fdiv function unit to more
590 accurately represent fpu sqrt pipeline semantics on UltraSparc.
591 * config/sparc/sparc.c: Account for fpsqrt{s,d} changes.
593 Wed Nov 3 15:11:27 1999 Matteo Frigo <athena@fftw.org>
595 * config/sparc/sparc.md: Adjust FADD/FMUL result latencies to
597 * config/sparc/sparc.c (ultra_schedule_insn): Insert launched
598 insn into ready list, do not use just a raw swap.
600 Wed Nov 3 14:51:59 1999 Mark P. Mitchell <mark@codesourcery.com>
602 * rtl.h (renumber_insns): New function.
603 (remove_unnecessary_notes): Likewise.
604 * emit-rtl.c (renumber_insns): Define.
605 (remove_unncessary_notes): Likewise.
606 * toplev.c (rest_of_compilation): Remove dead code.
607 Use renumber_insns and remove_unncessary_notes.
609 * gcse.c (struct null_pointer_info): New type.
610 (get_bitmap_width): New function.
611 (current_block): Remove.
612 (nonnull_local): Likewise.
613 (nonnull_killed): Likewise.
614 (invalidate_nonnull_info): Take a null_pointer_info as input.
615 (delete_null_pointer_checks_1): New function.
616 (delete_null_pointer_checks): Use it.
618 * haifa-sched.c (find_rgns): Replace uses of alloca with xmalloc.
619 (split_edges): Likewise.
620 (schedule_block): Likewise.
621 (compute_block_backward_dependencies): Likewise.
622 (schedule_region): Likewise.
623 (schedule_insns): Likewise.
625 Wed Nov 3 15:40:23 1999 Catherine Moore <clm@cygnus.com>
627 * defaults.h (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Provide default.
628 * emit-rtl.c (gen_label_rtx): Support LABEL_ALTERNATE_NAME.
629 * final.c (final_scan_insn): Emit LABEL_ALTERNATE_NAME.
630 * ggc-common.c (ggc_mark_rtx_children): Mark LABEL_ALTERNATE_NAME.
631 * jump.c (delete_unreferenced_labels): Don't delete if
632 LABEL_ALTERNATE_NAME is set.
633 * print-rtl.c (print_rtx): Dump alternate name.
634 * rtl.def (CODE_LABEL): Change format to "iuuis00s".
635 * rtl.h (LABEL_ALTERNATE_NAME): Define.
636 * rtl.texi (LABEL_ALTERNATE_NAME): Document.
637 * tm.texi (ASM_OUTPUT_ALTERNATE_LABEL_NAME): Document.
639 Wed Nov 3 15:39:19 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
641 * fix-header.c (recognized_extern, recognized_function): Constify
644 * lcm.c (compute_laterin): Remove unused variable `temp_bitmap'.
645 (pre_edge_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
646 (compute_available): Remove unused variable `last'.
647 (compute_nearerout): Remove unused variable `temp_bitmap'.
648 (pre_edge_rev_lcm): Mark parameter `file' with ATTRIBUTE_UNUSED.
649 Remove unused variable `x'.
651 * scan.h (recognized_function, recognized_extern): Constify a
654 * simplify-rtx.c (simplify_rtx): Remove unused variable `new'.
656 Wed Nov 3 10:40:53 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
658 * varasm.c (decode_rtx_const): Use XSTR to access the string
661 Wed Nov 3 10:10:58 1999 Richard Henderson <rth@cygnus.com>
663 * c-decl.c (duplicate_decls): Copy DECL_MODE too.
665 Wed Nov 3 12:12:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
667 * reload1.c (eliminate_regs_in_insn): If copying insn, also copy notes.
669 Wed Nov 3 03:26:28 1999 Jeffrey A Law (law@cygnus.com)
671 * pa.c (ireg_operand): New function.
672 * pa.h (PREDICATE_CODES): Handle ireg_operand.
673 * pa.md (parallel_addb, parallel_movb): Use ireg_operand.
674 Fix out of date comment.
676 * pa.md (negdi2): Turn into expander + anonymous pattern.
678 * reload.c (find_reloads): Fix typos in recent change.
680 * dwarf2out.c: Do not include ctype.h.
682 Tue Nov 2 21:53:44 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
684 * regclass.c (record_reg_classes): Always use may_move_cost when
685 seeing how operand fits with various register classes.
687 Tue Nov 2 15:38:17 1999 Richard Henderson <rth@cygnus.com>
689 * resource.c: Revert Oct 26 20:42 and Oct 27 00:56 changes.
690 * toplev.c: Revert Nov 1 13:22 change.
692 Tue Nov 2 14:21:37 1999 Jason Eckhardt <jle@cygnus.com>
694 * config/pa/pa.md (height reduction patterns): Add checks for
695 overlapping operands to avoid semantic-destroying splits for
696 height reduction patterns.
698 Tue Nov 2 15:27:31 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
700 * configure.in (m68k-hp-hpux*, xm_alloca.h): The underscore should
701 have been an hyphen, fixed.
702 * configure: Rebuilt.
704 Tue Nov 2 17:04:36 1999 Nick Clifton <nickc@cygnus.com>
706 * config/arm/tpe.h: Add prototypes for exported functions.
707 * config/arm/pe.c: Fix compile time warnings.
708 * config/arm/semi.h: Fix compile time warnings.
709 * config/arm/arm.c: Fix compile time warnings.
710 * config/arm/arm.h: Fix compile time warnings.
711 * config/arm/arm.md: Fix compile time warnings.
712 * config/arm/thumb.c: Fix compile time warnings.
713 * config/arm/thumb.h: Fix compile time warnings.
714 * config/arm/thumb.md: Fix compile time warnings.
716 Tue Nov 2 04:10:24 1999 Jan Hubicka <hubicka@freesoft.cz>
718 * jump.c (jump_optimize_1): Swap the incscc and the conditional mode
721 * unroll.c (unroll_loop): Remove LOOP notes when loop is
724 Tue Nov 2 16:57:22 1999 Bernd Schmidt <bernds@cygnus.co.uk>
726 * cse.c (simplify_plus_minus, check_fold_const): Delete declarations.
728 Tue Nov 2 09:43:00 1999 Catherine Moore <clm@cygnus.com>
730 * Makefile.in (genattrtab): Don't use (HOST_RTLANAL).
731 * rtl.h (rtx_equal_p): Move prototype.
732 * rtl.c (rtx_equal_function_value_matters): Move from
734 (rtx_equal_p): Likewise.
735 * rtlanal.c (rtx_equal_function_value_matters): Delete.
736 (rtx_equal_p): Likewise.
738 Mon Nov 1 23:21:17 1999 Jason Merrill <jason@yorick.cygnus.com>
740 * libgcc2.c (__do_global_dtors): Only do EH frame stuff if
743 Mon Nov 1 23:37:38 1999 Jeffrey A Law (law@cygnus.com)
745 * gcc.1 (PA options): Remove obsolete -mshared-libs options.
747 * pa.h (ADDR_VEC_ALIGN): Define.
749 * jump.c (jump_optimize_1): Also move LOOP_VTOP and LOOP_CONT
750 notes when presented with "if (foo) break; end_of_loop" and
751 the break sequence gets moved out of the loop.
753 * unroll.c (unroll_loop): Allocate memory for MAP using xcalloc.
754 Remove explicit zero initializations of entries within MAP.
756 Mon Nov 1 18:09:14 1999 Richard Henderson <rth@cygnus.com>
758 * reg-stack.c (convert_regs_1): Handle EH edges specially.
760 Mon Nov 1 15:41:01 1999 Mark P. Mitchell <mark@codesourcery.com>
762 * bitmap.h (BITMAP_XMALLOC): New macro.
763 * flow.c (CLEAN_ALLOCA): Remove.
764 (delete_unreachable_blocks): Use xmalloc/xcalloc instead of alloca.
765 (life_analysis): Likewise.
766 (update_life_info): Don't use CLEAN_ALLOCA.
767 (life_analysis_1): Use xmalloc/xcalloc instead of alloca.
768 (calculate_global_regs_live): Likewise.
769 (print_rtl_with_bb): Likewise.
770 (verify_flow_info): Likewise.
771 * global.c (global_alloc): Likewise.
772 (global_conflicts): Likewise.
773 * integrate.c (save_for_inline_nocopy): Likewise.
774 (expand_inline_function): Likewise.
775 * jump.c (jump_optimize_1): Likewise.
776 (duplicate_loop_exit_test): Likewise.
777 (thread_jumps): Likewise.
778 * loop.c (loop_optimize): Likewise.
779 (combine_givs): Likewise.
780 (recombine_givs): Likewise.
781 * reorg.c (dbr_schedule): Likewise.
782 * unroll.c (unroll_loop): Likewise.
784 * combine.c (combine_instructions): Use xmalloc instead of alloca.
786 Mon Nov 1 13:22:30 1999 Richard Henderson <rth@cygnus.com>
788 * toplev.c (rest_of_compilation): Don't optimize the CFG
789 when rebuilding, just before dbr.
791 Mon Nov 1 14:35:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
793 * output.h (assemble_end_function, assemble_destructor,
794 assemble_constructor, assemble_gc_entry, assemble_global,
795 assemble_label, output_constant_pool) Constify a char*.
797 * varasm.c (assemble_destructor, assemble_constructor,
798 assemble_gc_entry, assemble_end_function, assemble_global,
799 assemble_label, output_constant_pool): Likewise.
801 Mon Nov 1 14:22:51 1999 Nick Clifton <nickc@cygnus.com>
803 * config/arm/thumb.c (thumb_expand_prologue): Add comments
804 explaining what is goin on in this function.
806 Mon Nov 1 08:03:15 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
808 * regclass.c (record_reg_classes): In matching case, recompute
809 costs since the direction of movement is different.
811 Sun Oct 31 21:59:34 MST 1999 Diego Novillo <dnovillo@cygnus.com>
813 * resource.c (mark_target_live_regs): For unconditional branches,
814 the resources found at the branch target should be added to the
815 resources found so far, not intersected.
817 Sun Oct 31 15:48:49 1999 Philippe De Muyter <phdm@macqel.be>
819 * fixinc/fixtests.c, fixinc/fixfixes.c : Keep `#' in first column for
821 * fixinc/fixincl.c (fcntl.h) : Do not include this file twice.
822 (sys/mman.h): Include this file only if #HAVE_MMAP.
823 (run_compiles): Initialize `esac_fmt' with one old KR string, not
824 with automatically concatenated ANSI strings.
826 Sun Oct 31 23:57:07 1999 Mark Mitchell <mark@codesourcery.com>
828 * ggc-page.c (struct page_entry): Remove save_num_free_objects.
829 (DIV_ROUND_UP): Robustify.
830 (ggc_recalculate_in_use_p): New function.
831 (release_pages): Don't inline it.
832 (ggc_alloc_obj): Don't refuse to allocate objects on pages for
834 (ggc_pop_context): Use ggc_recalculate_in_use_p.
835 (clear_marks): Always save in_use_p.
836 (sweep_pages): Use ggc_recalculate_in_use_p.
837 (ggc_page_print_statistics): Avoid signed/unsigned comparisons.
838 Release pages before counting statistics.
840 Sun Oct 31 23:42:37 1999 Mark Mitchell <mark@codesourcery.com>
842 * toplev.c (rest_of_compilation): Fix thinko in this change:
844 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
846 (rest_of_compilation): If inside an inlined external function,
847 pretend we are just being declared.
849 Sun Oct 31 23:03:25 1999 Jeffrey A Law (law@cygnus.com)
851 * flow.c (calculate_global_regs_live): Fix thinko.
853 * integrate.c (expand_inline_function): Fix bugs in previous
854 change from Oct 28, 1999.
856 Sun Oct 31 20:27:45 1999 Mark Mitchell <mark@codesourcery.com>
858 * stmt.c (expand_value_return): Fix typo in this change:
860 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
861 (expand_value_return): Correctly convert VAL when promoting function
862 return; support RETURN_REG being a PARALLEL.
864 Sun Oct 31 20:25:42 1999 Mark P. Mitchell <mark@codesourcery.com>
866 * expr.c (readonly_fields_p): Ignore everything except FIELD_DECLs.
868 Sun Oct 31 20:42:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
870 * hard-reg-set.h (reg_names): Constify a char*.
872 * regclass.c (reg_names): Likewise.
874 * regs.h (reg_names): Likewise
876 * a29k/a29k.c (reg_names): Delete declaration.
878 * a29k/a29k.h (CONDITIONAL_REGISTER_USAGE): Constify a char*.
880 * arc/arc.c (arc_save_restore, arc_output_function_prologue,
881 arc_output_function_epilogue): Likewise.
883 * elxsi/elxsi.c (reg_names): Likewise.
885 * gmicro/gmicro.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Likewise.
887 * m32r/m32r.c (m32r_output_function_epilogue, emit_cond_move):
890 * m88k/m88k.c (output_function_profiler): Likewise.
892 * sparc/sparc.c (sparc_flat_output_function_prologue,
893 sparc_flat_output_function_epilogue): Likewise.
895 Sun Oct 31 13:32:15 CET 1999 Marc Lehmann <pcg@goof.com>
897 * toplev.c (rest_of_compilation): Seperate the setjmp/vfork clobber
898 warning from -Wuninitialized and put it under -W.
899 * function.c (uninitialized_vars_warning): Warn only when the
900 corresponding flag is set.
902 Sun Oct 31 01:53:30 1999 Jeffrey A Law (law@cygnus.com)
904 * cse.c (cse_insn): If an insn has only a single set, SRC_EQV
905 is nonzero and the single set does not have an elt, then assign
908 * simplify-rtx.c: New file.
909 * Makefile.in (OBJS): Add simplify-rtx.o
910 (simplify-rtx.o): Add dependencies.
911 * rtl.h (simplify_gen_binary, simplify_rtx): Add prototypes.
912 * cse.c: Use simplify_gen_binary intead of cse_gen_binary.
913 (cse_gen_binary, simplify_unary_operation): Delete.
914 (simplify_binary_operation, simplify_plus_minus): Likewise.
915 (check_fold_consts, simplify_relation_operation): Likewise.
916 (simplify_ternary_operation): Likewise.
917 (delete_trivially_dead_insns): Simplify the contents of the
918 REG_EQUAL note before trying to substitute it into the source
919 of the reg-reg copy at the end of a libcall sequence.
921 * combine.c (combine_simplify_rtx): Renamed from simplify_rtx. All
922 references/callers changed.
924 * mn10200.c (mn10200_va_arg): Force the return value into a
927 * fr30.h (EXTRA_CC_NAMES): Remove obsolete macro.
929 * cccp.c (macroexpand): Avoid out of range accesses for omitted
932 Sat Oct 30 22:42:50 1999 Stephen L Moshier <moshier@mediaone.net>
934 * c-lex.c (yylex): Accept 'f' in mantissa of hex float constant.
936 Sat Oct 30 22:19:26 1999 Jeffrey A Law (law@cygnus.com)
938 * fold-const.c (fold): Fix thinko when optimizing comparisons
941 Sat Oct 30 21:32:17 1999 David Starner <dstarner98@aasaa.ofe.org>
943 * gcc.texi (Passes): Update front-end files to their current
946 Sat Oct 30 14:41:40 1999 Richard Henderson <rth@cygnus.com>
948 * alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Call secondary_reload_class.
949 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
950 (PREDICATE_CODES): Add addition_operation.
951 * alpha-protos.h (addition_operation): Declare.
952 (secondary_reload_class): Likewise.
953 * alpha.c (addition_operation): New.
954 (secondary_reload_class): New, from old SECONDARY_INPUT_RELOAD_CLASS.
955 * alpha.md (adddi3): Turn into expander.
956 (*lda, *adddi_2): New.
957 (movsf, movdf patterns): Don't preference integer regs.
958 (movsi, movdi patterns): Don't preference fp regs.
960 Sat Oct 30 14:38:22 1999 Richard Henderson <rth@cygnus.com>
962 * genrecog.c (write_switch): Check for duplicate CODE cases.
964 Sat Oct 30 14:31:48 1999 Richard Henderson <rth@cygnus.com>
966 * ggc-common.c: Update pre-function commentary.
967 * ggc-page.c: Likewise.
969 (poison_pages): Use memset directly.
970 (ggc_alloc_obj): Likewise. Use a different pattern than poison_pages.
971 (ggc_collect): Poison before sweeping.
972 * ggc-simple.c: Update pre-function commentary.
973 (ggc_alloc_obj): Poison non-zeroed memory.
975 Sat Oct 30 14:28:52 1999 Mark Mitchell <mark@codesourcery.com>
977 * ggc-common.c (ggc_print_statistics): Make arguments to fprintf
978 match format string, even on 64-bit hosts.
979 * gcc-page.c (ggc_page_print_statistics): Likewise.
981 Sat Oct 30 14:38:04 1999 Catherine Moore <clm@cygnus.com>
983 * config/i386/i386.c (ix86_cpu): Revert last patch.
984 * config/i386/i386.h (ix86_cpu): Ditto.
986 Fri Oct 29 17:00:42 1999 Jim Wilson <wilson@cygnus.com>
988 * stor-layout.c (layout_type): When compute TYPE_SIZE_UNIT from
989 TYPE_SIZE, convert type of result to sizetype.
991 Fri Oct 29 14:34:17 1999 Richard Henderson <rth@cygnus.com>
993 * flow.c (count_or_remove_death_notes): Equate NULL with the
996 * jump.c, reg-stack.c, toplev.c: Revert Oct 27 change.
997 * toplev.c (rest_of_compilation): Rebuild CFG immediately before
1000 * i386.c (pic_label_no): Delete.
1001 (ix86_attr_length_default): Don't use single_set to peek
1004 * recog.c (peephole2_optimize): Allow recog_next_insn to index
1005 the first insn after bb->end.
1006 * i386.md (push mem peeps): Scratch is live after evaluation
1008 (cmp mem peep): Similarly.
1010 Fri Oct 29 11:50:11 1999 Catherine Moore <clm@cygnus.com>
1012 * calls.c (emit_library_call_value): Fix declaration of alignment_pad.
1013 * function.c (pad_to_arg_alignment): Add missing braces.
1015 Fri Oct 29 13:53:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1017 * alpha/alpha-protos.h (literal_section): Add prototype.
1018 (alpha_need_linkage, alpha_start_function,alpha_end_function):
1021 * alpha/alpha.c (alpha_ra_ever_killed, set_frame_related_p): Add
1023 (alpha_start_function, alpha_end_function, float_strings,
1024 alpha_need_linkage): Constify a char*
1026 * alpha/alpha.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_MI_THUNK): Likewise.
1028 * alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
1030 * alpha/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
1032 * alpha/vms.h (ASM_OUTPUT_SECTION_NAME): Likewise.
1034 Fri Oct 29 13:49:39 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1036 * flow.c (debug_flow_info): Add prototype.
1038 * gcc.c (main): Likewise.
1040 * gcse.c (expr_reaches_here_p_work, pre_expr_reaches_here_p_work):
1043 * reload1.c (failed_reload, set_reload_reg): Likewise.
1045 * mips-tfile.c (main): Likewise.
1046 (pfatal_with_name, fancy_abort, botch, fatal, catch_signal): Mark
1047 with ATTRIBUTE_NORETURN.
1049 Fri Oct 29 18:16:03 1999 Andrew Haley <aph@cygnus.com>
1051 * config/i386/i386.h (ENCODE_SECTION_INFO): Don't do anything if
1052 DECL is not a memory ref.
1054 Fri Oct 29 09:05:34 1999 Catherine Moore <clm@cygnus.com>
1056 * config/i386/i386.h (ix86_cpu): Remove extern attribute.
1057 * config/i386/i386.c (ix86_cpu): Add extern attribute.
1059 Fri Oct 29 16:30:04 1999 Andrew Haley <aph@cygnus.com>
1061 * config/mips/elf.h: remove NAME__MAIN and SYMBOL__MAIN.
1062 * config/mips/elf64.h: ditto.
1064 Fri Oct 29 08:03:57 1999 Catherine Moore <clm@cygnus.com>
1066 * expr.c (emit_push_insn): New argument alignment_pad.
1067 Update all callers. Adjust stack pointer based on alignment pad.
1068 * function.c (pad_to_arg_alignment): New argument alignment_pad.
1069 Update all callers. Track alignment_pad if boundary > PARM_BOUNDARY.
1070 (locate_and_pad_parm): New argument alignment_pad. Update all
1072 * expr.h (emit_push_insn): Update prototype.
1073 (locate_and_pad_parm): Update prototype.
1074 * calls.c (arg_data): Add new field alignment_pad.
1075 (initialize_argument_information): Initialize alignment_pad.
1077 Fri Oct 29 02:51:35 1999 Mark Mitchell <mark@codesourcery.com>
1079 * except.c (free_eh_nesting_info): Free the info itself.
1080 * function.c (free_after_compilation): Don't free NULL.
1081 * gcse.c (alloc_pre_mem): Free the temp_bitmap, too.
1082 (pre_edge_insert): Free inserted.
1083 * stmt.c (free_stmt_status): Don't free NULL.
1085 Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
1087 * gcov.c (DIR_SEPARATOR): Provide default.
1088 (output_data): Add test for MS-DOS format absolute filename.
1089 (fancy_abort): Correct program name.
1090 (open_files): Open all files in binary mode.
1091 * libgcc2.c (__bb_exit_func): Likewise.
1093 * profile.c (init_branch_prob): Specify binary when opening files.
1095 * flags.h (flag_unwind_tables): New decl.
1096 * toplev.c (flag_unwind_table): New definition.
1097 (f_options): Add -funwind-tables.
1098 (decode_g_option): Clarify warning when unknown -g option is given.
1099 (rest_of_compilation): If inside an inlined external function,
1100 pretend we are just being declared.
1102 * dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
1103 (dwarf2out_frame_finish): Likewise.
1105 Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
1107 * fold-const.c (merge_ranges): In not in0, but in1, handle
1108 upper bounds equal like subset case.
1110 Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
1112 * dbxout.c (dbxout_parms): Generate a second stabs line for parameters
1113 passed in a register but moved to the stack.
1115 Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
1117 * gcc.c (pass_exit_codes, greatest_status): New variables.
1118 (struct option_map): Add entry for "--pass-exit-codes".
1119 (execute): Update greatest_status if error.
1120 (display_help): Add documentation for -pass-exit-codes.
1121 (process_command): Handle -pass-exit-codes.
1122 (main): Look at pass_exit_codes and greatest_status on call to exit.
1124 Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
1126 * reload.c (find_reloads): Refine test for no input reload
1127 case to not includes reloads emitted after insn.
1129 * function.c (find_temp_slots_from_address): Handle sum involving
1130 a register that points to a temp slot.
1131 (update_temp_slot_address): Make recursive call if both old and
1132 new are PLUS with a common operand.
1133 * calls.c (expand_call): Mark temp slot for result as having
1136 * rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
1138 * gcc.c (process_command): Add standard_exec_prefix with "GCC"
1139 component as well as "BINUTILS".
1141 * integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
1142 * integrate.c (copy_rtx_and_substitute): Likewise.
1143 (expand_inline_function, integrate_parm_decls, integrate_decl_tree):
1144 All callers changed.
1145 * unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
1147 * dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
1148 gdb extensions, write size of type; also be more consistent
1149 in using references when this is a subtype.
1151 * pa.md (extv, extzv, insv): Use define_expand to reject constant
1152 that is out of range.
1154 * loop.c (unknown_constant_address_altered): New variable.
1155 (prescan_loop): Initialize it.
1156 (note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
1157 (invariant_p, case MEM): Remove handling for volatile and readony;
1158 check new variable if readonly.
1159 (check_dbra_loop): Chdeck unknown_constant_address_altered.
1161 * cse.c (canon_hash, case MEM): Do not record if BLKmode.
1162 (addr_affects_sp_p): Removed from note_mem_written and only
1163 define #ifdef AUTO_INC_DEC.
1165 * alpha.c (input_operand, case ADDRESSOF): Treat as REG.
1167 * regclass.c (record_reg_classes): Properly handle register move
1170 * varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
1171 Don't think valid if both operands are invalid.
1172 (struct constant_descriptor): New field RTL.
1173 (mark_const_hash_entry): Mark it.
1174 (record_constant{,_rtx}): Initialize it.
1175 (output_constant_def): Allocate RTL in permanent obstack and
1177 ({record,compare}_constant_1): Modes must match for
1178 CONSTRUCTOR of ARRAY_TYPE.
1180 * c-common.h (initializer_constant_valid_p): Delete decl from here.
1181 * output.h (initializer_constant_valid_p): Move decl to here.
1182 * c-common.c (initializer_constant_valid_p): Delete function from here.
1183 * varasm.c (initializer_constant_valid_p): Move function to here.
1185 * tree.h (STRIP_SIGN_NOPS): New macro.
1186 * fold-const.c (optimize_minmax_comparison): New function.
1187 (invert_truthvalue, case WITH_RECORD_EXPR): New case.
1188 (fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
1189 (fold, case EQ_EXPR): Call optimize_minmax_comparison and add
1190 cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
1191 widening conversions.
1192 (fold, case LE_EXPR): Rework changing unsigned to signed comparisons
1193 to look at size of mode, not precision of type; also add missing cases.
1194 (optimize_bit_field_compare, decode_field_reference): Don't try to
1195 optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
1197 * dwarf2out.c (ctype.h): Include.
1198 (dwarf2out_set_demangle_name_func): New function.
1199 (size_of_line_info): Deleted.
1200 (output_line_info): Compute size of line info table from difference
1202 (base_type_die, add_name_attribute): Call demangle function, if any.
1203 (field_byte_offset): Use bits per word for variable length fields.
1204 (gen_array_type_die): Add array name.
1205 (gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
1206 (dwarf2out_add_library_unit_info): New function.
1208 * explow.c (set_stack_check_libfunc): New function.
1209 (stack_check_libfunc): New static variable.
1210 (probe_stack_range): Allow front-end to set up a libfunc to call.
1212 * combine.c (simplify_comparison): When making comparison in wider
1213 mode, check for having commuted an AND and a SUBREG.
1214 (contains_muldiv): New function.
1215 (try_combine): Call it when dividing a PARALLEL.
1216 (simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
1217 (simplify_comparison, case ASHIFTRT): Recognize sign-extension of
1219 (record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
1220 use one of the CLOBBERs instead.
1221 (if_then_else_cond): If comparing against zero, just return thing
1224 * optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
1225 Don't generate shifts and subtract if have conditional arithmetic.
1227 * rtl.h (delete_barrier): New declaration.
1228 * jump.c (jump_optimize): Set up to handle conditional call.
1229 In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
1230 (delete_barrier): New function.
1232 * rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
1234 * recog.c (nonmemory_operand): Accept ADDRESSOF.
1236 * tree.c (build_type_attribute_variant): Push to obstack of
1237 ttype around type_hash_canon call.
1239 * expr.c (placeholder_list): Move decl to file scope.
1240 (expand_expr): Don't force access to volatile just because its
1242 If ignoring reference operations, just expand the operands.
1243 (expand_expr, case COMPONENT_REF): Propagate
1244 EXPAND_CONST_ADDRESS to recursive call when expanding inner.
1245 Refine test for using bitfield operations vs pointer punning.
1246 (expand_expr, case CONVERT_EXPR): If converting to
1247 BLKmode UNION_TYPE from BLKmode, just return inner object.
1248 Use proper mode in store_field call.
1249 Properly set sizes of object to store and total size in store_field
1250 call for convert to union.
1251 (expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
1252 memory (like for ADDR_EXPR). Also, don't put constant in register if
1253 we'll want it in memory.
1254 (readonly_fields_p): New function.
1255 (expand_expr, case INDIRECT_REF): Call it if LHS.
1256 (expand_assignment): Handle a RESULT_DECL where
1257 DECL_RTL is a PARALLEL.
1258 (do_jump, case WITH_RECORD_EXPR): New case.
1259 (get_inner_reference): Always go inside a CONVERT_EXPR
1260 and NOP_EXPR if both modes are the same.
1261 (store_field): Use bitfield operations if size of bitsize is not same
1262 as size of RHS's type.
1263 Check for bitpos not a multiple of alignment in BLKmode case.
1264 Do block move in largest possible alignment.
1265 (store_constructor): Set BITSIZE to -1 for variable size and properly
1266 in case of array of BLKmode.
1267 (expand_expr_unaligned): New function.
1268 (do_compare_and_jump): Call it.
1270 * mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
1271 * collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
1272 does not include 'o'.
1274 * function.c (instantiate_virtual_regs_1, case SET): Handle case where
1275 both SET_DEST and SET_SRC reference a virtual register.
1276 (gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
1278 * integrate.c (expand_inline_function): Handle case of setting
1279 virtual stack vars register (from built in setjmp); when parameter
1280 lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
1281 (subst_constant): Add new parm, MEMONLY.
1282 (expand_inline_function, integrate_parm_decls): Pass new parm.
1283 (integrate_decl_tree): Likewise.
1284 (copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
1285 (try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
1286 (copy_rtx_and_substitute, case SET): Add explicit calls to
1287 copy_rtx_and_substitute for both sides.
1289 * stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
1291 (pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
1292 within INDEX_TYPE, instead of before.
1293 (fixup_gotos): Use f->target_rtl, not the next insn,
1294 since latter may be from a later fixup.
1295 (expand_value_return): Correctly convert VAL when promoting function
1296 return; support RETURN_REG being a PARALLEL.
1297 (expand_return): When checking for result in regs and having
1298 cleanup, consider PARALLEL in DECL_RTL as being in regs.
1300 1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
1302 * cpplib.h (struct cpp_buffer: fname, nominal_fname,
1303 last_nominal_fname): Mark const.
1304 (struct include_hash: name, nshort, control_macro): Mark
1306 (struct macrodef: symnam): Mark const.
1307 (struct if_stack: fname): Mark const.
1308 (is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
1309 (IStable): New character-syntax array which encompasses all
1310 the old is_foo arrays.
1311 (is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
1312 is_space): New macros for interrogating IStable.
1313 (check_macro_name): Kill last argument. All callers changed.
1315 * cppinit.c (initialize_char_syntax): Delete.
1316 (is_idchar, is_idstart, is_hor_space, is_space,
1317 trigraph_table): Delete.
1318 (IStable): New. Initialize with clever macros to avoid
1319 information duplication.
1320 (builtin_array): Table of builtins to get rid of explicit list
1321 in initialize_builtins.
1322 (initialize_builtins): Use builtins_array.
1323 (cpp_start_read): Call init_IStable, and set IStable['$'] if
1324 opts->dollars_in_ident.
1326 * cppexp.c: Change all refs to is_xyz[] arrays to use new
1328 (cpp_parse_expr): Avoid 'format string is not constant'
1329 warning. Use ISGRAPH to identify printable chars.
1330 * cppfiles.c: Change all refs to is_xyz[] arrays to use new
1332 (read_and_prescan): Map trigraphs to chars with open-coded
1333 if-else-if-... sequence, not a lookup table.
1334 * cpphash.c: Change all refs to is_xyz[] arrays to use new
1336 * cpplib.c: Change all refs to is_xyz[] arrays to use new
1337 is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
1338 (check_macro_name): Remove ability to report an invalid
1339 assertion name, which is never used.
1340 (do_line): Constify a couple of char *'s.
1341 * cppmain.c (main): Call cpp_cleanup before returning.
1343 Thu Oct 28 21:16:35 1999 Mark Mitchell <mark@codesourcery.com>
1345 * ggc.h (struct ggc_statistics): New type.
1346 (ggc_get_size): New function.
1347 (ggc_print_statistics): Likewise.
1348 * ggc-common.c (ggc_stats): New variable.
1349 (ggc_mark_rtx_children): Keep statistics.
1350 (ggc_mark_tree_children): Likewise.
1351 (ggc_print_statistics): New function.
1352 * ggc-page.c (struct globals): Add bytes_mapped field.
1353 (alloc_anon): Update it.
1354 (release_pages): Likewise.
1355 (ggc_get_size): New function.
1356 (ggc_page_print_statistics): New function.
1357 * ggc-simple.c (ggc_get_size): New function.
1359 Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
1361 * flow.c (propagate_block): When the last reference to a label
1362 before an ADDR_VEC is deleted because the reference is a dead
1363 store, delete the ADDR_VEC.
1365 Thu Oct 28 12:28:50 1999 Richard Henderson <rth@cygnus.com>
1367 * resource.c (find_free_register): Don't use the frame pointer
1368 if frame_pointer_needed.
1370 Thu Oct 28 10:02:00 1999 Jim Wilson <wilson@cygnus.com>
1372 * config/mips/mips.c (mips_va_arg): Delete gen_jump as emit_jump arg.
1373 (function_arg_pass_by_reference): Check for a NULL pointer in cum.
1375 * config/i960/i960.c (i960_va_start): New locals base, num.
1376 Use INDIRECT_REF instead of ARRAY_REF on valist.
1377 (i960_va_arg): Use INDIRECT_REF instead of ARRAY_REF on valist.
1379 Thu Oct 28 09:45:48 1999 Mark Mitchell <mark@codesourcery.com>
1381 * gcse.c (delete_null_pointer_checks): Fix typo in previous change.
1383 Thu Oct 28 03:37:50 1999 Peter Gerwinski <peter@gerwinski.de>
1385 * tree.def (PLACEHOLDER_EXPR): Update comments.
1387 Thu Oct 28 06:47:32 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1389 * c-common.c (check_format_info): Avoid non-literal format string
1390 warnings when `first_arg_num' is zero.
1392 Thu Oct 28 12:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1394 * rtl.texi: Delete explicit Prev, Up and Next entries in "@node"s.
1396 Thu Oct 28 11:05:13 1999 Richard Earnshaw <rearnsha@arm.com>
1398 * arm.md (casesi_insn): Add a clobber of the condition code
1401 Mon Oct 18 21:16:06 1999 Fred Fish <fnf@be.com>
1403 * tm.texi (CC1PLUS_SPEC): Make it clear in the docs that CC1_SPEC is
1404 used by both cc1 and cc1plus.
1406 Thu Oct 28 10:00:48 1999 Nick Clifton <nickc@cygnus.com>
1408 * config/arm/arm.c: Initialise arm_structure_size_boundary to
1409 DEFAULT_STRUCTURE_SIZE_BOUNDARY.
1410 * config/arm/arm.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define
1411 to the value 32 if it has not already been defined.
1412 * config/arm/netbsd.h (DEFAULT_STRUCTURE_SIZE_BOUNDARY):
1413 Override definition in arm.h with a value of 8.
1415 Thu Oct 28 03:12:02 1999 David Starner <dstarner98@aasaa.ofe.org>
1417 * c-pragma.c (push_alignment): Don't check the return value
1420 Thu Oct 28 03:08:38 1999 Matteo Frigo <athena@fftw.org>
1422 * sparc.h (ADJUST_COST): Fix thinko.
1424 Thu Oct 28 02:44:03 1999 Glen Nakamura <glen.nakamura@usa.net>
1426 * cccp.c (rescan): Fixed obp pointer handling around call to
1427 check_expand subroutine.
1429 Thu Oct 28 02:15:22 1999 Jeffrey A Law (law@cygnus.com)
1431 * gcse.c (delete_null_pointer_checks): Only record non-null info
1432 for pseudos when examining stores.
1434 * arm.md (adddi3, adddi_sesidi_di, adddi_sesidi_di): Add
1435 splitters for these patterns. Use "#" for output templates.
1436 (addsi3_carryin_shift): New pattern.
1438 Thu Oct 28 10:20:02 1999 Geoffrey Keating <geoffk@cygnus.com>
1440 * config/rs6000/rs6000.md (movsf): Don't convert a SUBREG
1441 of the function return register into a plain REG until
1442 after function inlining is done.
1444 Wed Oct 27 15:21:46 1999 Richard Henderson <rth@cygnus.com>
1446 * jump.c (jump_optimize_1): If we did cross-jumping, and
1447 the data will matter, rebuild the CFG.
1448 * reg-stack.c (reg_to_stack): Only (re)build the CFG if
1449 not optimizing. Don't run shorten_branches.
1450 * toplev.c (rest_of_compilation): Run shorten_branches after
1453 Wed Oct 27 12:33:40 1999 Mark Mitchell <mark@codesourcery.com>
1455 * rtl.h (note_stores): Add additional paramter.
1456 * rtlanal.c (reg_set_p_1): Take additional paramter.
1457 (reg_set_last_1): Likewise.
1458 (reg_set_p): Adjust call to note_stores.
1459 (reg_set_last): Likewise.
1460 (note_stores): Pass data parameter to worker function.
1461 * alias.c (record_set): Take additional parameter.
1462 (init_alias_analysis): Pass it.
1463 * caller-save.c (mark_set_regs): Take additional parameter.
1464 (save_call_clobbered_regs): Pass NULL to note_stores.
1465 * combine.c (set_nonzero_bits_and_sign_copies): Take additional
1467 (record_dead_and_set_regs_1): Likewise.
1468 (reg_dead_at_p_1): Likewise.
1469 (combine_instructions): Adjust calls to note_stores.
1470 (try_combine): Likewise.
1471 (record_dead_insn): Remove.
1472 (record_dead_and_set_regs): Adjust calls to note_stores.
1473 (reg_dead_at_p): Likewise.
1474 * cse.c (invalidate_skipped_set): Take additional parameter.
1475 (cse_check_loop_start): Likewise.
1476 (cse_check_loop_start_value): Remove.
1477 (cse_set_around_loop): Adjust calls to note_stores.
1478 * flow.c (notice_stack_pointer_modification): Take additional
1479 parameter. Remove duplicate declaration.
1480 (record_volatile_insns): Adjust calls to note_stores.
1481 * gcse.c (record_set_info): Take additional parameter.
1482 (record_last_set_info): Likewise.
1483 (invalidate_nonnull_info): Likewise.
1484 (record_set_insn): Remove.
1485 (compute_sets): Adjust calls to note_stores.
1486 (last_set_insn): Remove.
1487 (compute_hash_table): Adjust calls to note_stores.
1488 (insert_insn_end_bb): Likewise.
1489 (delete_null_pointer_checks): Likewise.
1490 * global.c (mark_reg_store): Take additional parameter.
1491 (mark_reg_clobber): Likewise.
1492 (reg_becomes_live): Likewise.
1493 (global_conflicts): Adjust calls to note_stores.
1494 (build_insn_chain): Likewise.
1495 * integrate.c (note_modified_parmregs): Take additional parameter.
1496 (mark_stores): Likewise. Make it static.
1497 (save_for_inline_nocopy): Adjust calls to note_stores.
1498 (try_constants): Likewise.
1499 * integrate.h (mark_stores): Remove declaration.
1500 * jump.c (mark_modified_reg): Take additional parameter.
1501 (thread_jumps): Adjust calls to note_stores.
1502 * local-alloc.c (validate_equiv_mem_from_store): Take additional
1504 (no_equiv): Likewise.
1505 (reg_is_set): Likewise.
1506 (validate_equiv_mem): Adjust calls to note_stores.
1507 (update_equiv_regs): Likewise.
1508 (block_alloc): Likewise.
1509 * loop.c (note_set_pseudo_multiple_uses_retval): Remove.
1510 (note_addr_stored): Take additional parameter.
1511 (note_set_pseudo_multiple_uses): Likewise.
1512 (record_initial): Likewise.
1513 (prescan_loop): Adjust calls to note_stores.
1514 (strength_reduce): Likewise.
1515 (check_dbra_loop): Likewise.
1516 * regmove.c (flags_set_1): Take additional paramter.
1517 (mark_flags_life_zones): Adjust calls to note_stores.
1518 * reload1.c (mark_not_eliminable): Take additional parameter.
1519 (forget_old_reloads_1): Likewise.
1520 (reload_cse_invalidate_rtx): Likewise.
1521 (reload_cse_check_clobber): Likewise.
1522 (reload_combine_note_store): Likewise.
1523 (move2add_note_store): Likewise.
1524 (reload): Adjust calls to note_stores.
1525 (reload_as_needed): Likewise.
1526 (emit_reload_insns): Likewise.
1527 (reload_cse_regs_1): Likewise.
1528 (reload_cse_record_set): Adjust calls to reload_cse_invalidate_rtx.
1529 (reload_combine): Adjust calls to note_stores.
1530 * resource.c (update_live_status): Take additional paramter.
1531 (mark_target_live_regs): Adjust calls to note_stores.
1532 * stupid.c (find_clobbered_regs): Take additional parameter.
1533 (stupid_life_analysis): Adjust calls to note_stores.
1535 Wed Oct 27 19:26:12 1999 Nick Clifton <nickc@cygnus.com>
1537 * config/arm/coff.h (STRUCTURE_SIZE_BOUNDARY): Delete
1540 * config/arm/elf.h (STRUCTURE_SIZE_BOUNDARY): Delete
1543 * config/arm/arm.h (STRUCTURE_SIZE_BOUNDARY): Define in terms
1544 of the variable arm_structure_size_boundary.
1546 Wed Oct 27 02:05:58 1999 Mark P. Mitchell <mark@codesourcery.com>
1548 * alias.c (init_alias_analysis): Allocate reg_known_value and
1549 reg_known_equiv_p on the heap. Likewise for new_reg_base_value
1551 (end_alias_analysis): Free reg_known_value and reg_known_equiv_p.
1552 * cse.c (cse_main): Call end_alias_analysis.
1553 * haifa-sched.c (schedule_insns): Likewise.
1554 * local-alloc. (update_equiv_regs): Likewise.
1555 * reload1.c (reload_cse_regs): Likewise.
1557 Wed Oct 27 01:49:17 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1559 * sparc/sparc.c (sparc_override_options): Clear MASK_FPU_SET.
1560 * sparc/sparc.h (TARGET_SWITCHES): Add "fpu" entry for reverse
1561 mapping from MASK_FPU.
1563 Wed Oct 27 01:42:26 1999 Scott Christley <scottc@net-community.com>
1565 * sparc.md (call): Don't bound structure return size to 0xfff.
1567 Wed Oct 27 00:56:59 1999 Richard Henderson <rth@cygnus.com>
1569 * resource.c (mark_target_live_regs): Check that the target
1570 insn wasn't created after compute_bb_for_insn.
1572 Tue Oct 26 23:15:03 1999 Mark Mitchell <mark@codesourcery.com>
1574 * ggc-page.c (poison_pages): Don't be overzealous.
1576 Tue Oct 26 23:29:18 1999 Jeffrey A Law (law@cygnus.com)
1578 * alias.c: Update comments for ADDRESS.
1579 (nonlocal_reference_p): Look inside the ADDRESS to determine if
1580 it is a local memory reference.
1582 * c-typeck.c (build_function_call): Check that the built-in
1583 function is of class BUILT_IN_NORMAL before trying to recongize
1585 * calls.c (calls_function_1): Similarly for BUILT_IN_ALLOCA.
1586 * stmt.c (expand_end_cae): Similarly for BUILT_IN_CLASSIFY_TYPE.
1588 Wed Oct 27 00:14:13 1999 Robert Lipe <robertlipe@usa.net>
1590 * gcse.c (expr_reaches_here_p): Use xcalloc and explit free instead
1592 (pre_gcse): Likewise.
1593 (hoist_expr_reaches_here_p): Likewise.
1594 (hoist_code): Likewise.
1595 (pre_expr_reaches_here_p): Replace alloca with xcalloc. Move core
1597 (pre_expr_reaches_here_p_work): ... here.
1598 (expr_reaches_here_p): Replace alloca with xcalloc. Move core
1600 (expr_reaches_here_p_work): ... here.
1602 Tue Oct 26 20:42:45 1999 Richard Henderson <rth@cygnus.com>
1604 * resource.c (find_basic_block): Delete.
1605 (mark_target_live_regs, incr_ticks_for_insn): Use BLOCK_NUM instead.
1606 (init_resource_info): Call compute_bb_for_insn.
1608 Tue Oct 26 20:21:02 1999 Richard Henderson <rth@cygnus.com>
1610 * flow.c (merge_blocks_move_predecessor_nojumps): Cope
1611 with already adjacent blocks, but no fallthru.
1612 (merge_blocks_move_successor_nojumps): Simplify.
1613 (debug_flow_info): New.
1615 * toplev.c (rest_of_compilation): Open jump1 dump file before
1616 jump and close after, as opposed to just using dump_rtl.
1618 Wed Oct 27 03:09:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
1620 * reload.h (earlyclobber_operand_p): Declare.
1621 * reload.c (earlyclobber_operand_p): Don't declare. No longer static.
1622 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
1623 an earlyclobbered output conflict with RELOAD_INPUT reloads - handle
1624 case where the RELOAD_OTHER reload is new. Use earlyclobber_operand_p.
1626 Tue Oct 26 18:23:38 1999 Jan Hubicka <hubicka@freesoft.cz>
1627 Richard Henderson <rth@cygnus.com>
1629 * emit-rtl.c (emit_block_insn_before): New.
1630 (emit_block_insn_after): New.
1631 * basic-block.h: Declare them.
1633 * bitmap.h: Protect from multiple inclusion.
1635 * recog.c (scratch_operand): Handle VOIDmode correctly.
1637 * rtl.h (JUMP_CROSS_JUMP_DEATH_MATTERS): New.
1639 * builtins.c (expand_builtin_apply_args_1): Remove STACK_REGS hack.
1640 * function.c (assign_parms): Likewise.
1641 * global.c (global_conflicts): Clarify STACK_REGS commentary.
1643 * reg-stack.c (max_uid): Remove.
1644 (blocks, block_begin, block_end, block_drops_in): Remove.
1645 (block_stack_in, block_out_reg_set, block_number): Remove.
1646 (struct block_info_def, BLOCK_INFO): New.
1647 (enum emit_where): New.
1648 (current_block): New.
1649 (BLOCK_NUM): Remove.
1650 (mark_regs_pat, record_label_references): Remove.
1651 (record_reg_life_pat, record_reg_life, find_blocks): Remove.
1653 (goto_block_pat, print_blocks, dump_stack_info): Remove.
1654 (reg_to_stack): Simplified test for existance of fp code. Use
1655 flow.c code. Call shorten_branches after cross-jump opt.
1656 (check_asm_stack_operands): Renamed from record_asm_reg_life.
1657 Return false if the asm doesn't use stack regs. Don't do life
1658 analysis on the asm.
1659 (emit_pop_insn): Replace function pointer arg `when' with
1660 enum `where'. Update all callers.
1661 (change_stack): Likewise. Update basic block end.
1662 (emit_swap_insn): Use current_block->head to limit reverse search
1663 for start of block. Use emit_block_insn_after.
1664 (subst_stack_regs_pat): Handle USE and CLOBBER patterns.
1665 (subst_asm_stack_regs): Use check_asm_stack_operands. Use direct
1666 structure assignment instead of bcopy.
1668 (convert_regs_entry, convert_regs_exit): New.
1669 (convert_regs_1, convert_regs_2): Split out from convert_regs.
1670 Work on basic blocks and the CFG.
1671 (convert_regs): Use them.
1673 * i386.c (output_fix_trunc): Remove code for DImode input operand
1674 not at top-of-stack.
1675 * i386.c (fix_truncdfdi2, fix_truncsfdi2): Use scratch with
1677 (fix_truncdi_1): Allow any mode scratch.
1679 Tue Oct 26 13:30:35 1999 Richard Henderson <rth@cygnus.com>
1681 * alpha.h (TARGET_MEM_FUNCTIONS): Define here.
1682 * linux.h, netbsd.h, vms.h: Not here.
1684 1999-10-26 Gavin Romig-Koch <gavin@cygnus.com>
1686 * config/mips/mips.h (ISA_HAS_64BIT_REGS,ISA_HAS_BRANCHLIKELY,
1687 ISA_HAS_FP4,ISA_HAS_CONDMOVE): New.
1688 (GENERATE_BRANCHLIKELY,HAVE_SQRT_P,
1689 CONDITIONAL_REGISTER_USEAGE): Use them.
1690 * config/mips/mips.c (mips_move_1word,mips_move_2words,
1691 gen_conditional_branch,override_options) : Use them.
1692 * config/mips/mips.md : Use them.
1694 Tue Oct 26 13:09:23 1999 Richard Henderson <rth@cygnus.com>
1696 * i386.md (zero_extendqihi2): Use SImode register name with andl.
1698 Tue Oct 26 12:35:38 1999 Richard Henderson <rth@cygnus.com>
1700 * integrate.c (function_cannot_inline_p): Don't allow inlining
1703 Tue Oct 26 14:10:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1705 * c-parse.in (cast_expr): Constify.
1707 * cccp.c (special_symbol): Likewise.
1709 * cse.c (hash_cse_reg_info, cse_reg_info_equal_p): Likewise.
1711 * dwarf2out.c (base_type_die): Likewise.
1713 * global.c (allocno_compare): Likewise.
1715 * local-alloc.c (qty_compare_1, qty_sugg_compare_1): Likewise.
1717 * regclass.c (fix_register): Likewise.
1719 * rtl.h (fix_register): Likewise.
1721 * stupid.c (stupid_reg_compare): Likewise.
1723 * toplev.c (decode_f_option): Likewise.
1725 * tree.c (build_complex_type): Likewise.
1727 Tue Oct 26 18:35:25 1999 Richard Earnshaw <rearnsha@arm.com>
1729 * output.h: Don't unnecessarily conditionalize prototypes on TREE_CODE.
1731 Tue Oct 26 15:42:56 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1733 * reload.c (find_reloads): Compute mode and nregs fields of all
1735 * reload1.c (calculate_needs_all_insns): Simplify a bit.
1736 (calculate_needs): Use precomputed mode/nregs values.
1737 (allocate_reload_reg): Likewise.
1739 (failed_reload, set_reload_reg): ... new functions.
1740 (choose_reload_regs_init): New function, mostly broken out from...
1741 (choose_reload_regs): ... here. Lose all the save_xxx nonsense.
1742 Also lose one #if 0 block.
1744 Tue Oct 26 02:48:32 1999 Marc Espie <espie@cvs.openbsd.org>
1746 * Makefile.in (AR_FOR_TARGET, RANLIB_FOR_TARGET): Fix target name
1749 Tue Oct 26 01:27:32 1999 Mark Mitchell <mark@codesourcery.com>
1751 * tree.h (BLOCK_TYPE_TAGS): Remove.
1752 (BLOCK_END_NOTE): Likewise.
1753 (BLOCK_LIVE_RANGE_FLAG): Likewise.
1754 (BLOCK_LIVE_RANGE_START): Likewise.
1755 (BLOCK_LIVE_RANGE_END): Likewise.
1756 (tree_block): Remove live_range_flag, live_range_var_flag, and
1757 type_tags. Remove end_note, live_range_start, and live_range_end.
1758 (remember_end_note): Remove prototype.
1759 * tree.c (build_block): Don't set BLOCK_TYPE_TAGS.
1760 * c-decl.c (poplevel): Don't set BLOCK_TYPE_TAGS or call
1762 * ggc-common.c (ggc_mark_tree_children): Don't mark
1763 BLOCK_TYPE_TAGS or BLOCK_END_NOTE.
1764 * integrate.c (adjust_copied_decl_tree): Remove.
1765 * print-tree.c (print_node): Don't print BLOCK_TYPE_TAGS.
1766 * stmt.c (last_block_end_note): Remove.
1767 (init_stmt): Don't add a GC root for it.
1768 (expand_fixup): Don't set it.
1769 (remember_end_note): Remove.
1770 (expand_end_bindings): Don't set last_block_end_note.
1772 Tue Oct 26 00:41:54 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1774 * reload1.c (reload_reg_free_for_value_p): Show
1775 RELOAD_FOR_OTHER_ADDRESS reloads can conflict with RELOAD_OTHER
1778 Mon Oct 25 23:54:45 1999 Geoff Keating <geoffk@cygnus.com>
1780 * expmed.c (extract_bit_field): Allow for the case of non-integer
1781 objects that are smaller than a word (like SFmode on a 64-bit
1784 * loop.c (basic_induction_var): A non-integer variable which is
1785 being set by a paradoxical subreg is probably not a biv.
1787 1999-10-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
1789 * prefix.c (translate_name) Check for empty prefix string.
1791 Mon Oct 25 23:10:45 1999 Andreas Schwab <schwab@suse.de>
1793 * Makefile.in (CPP_CROSS_NAME): New variable.
1794 (install-cpp): Use it instead of CPP_INSTALL_NAME for the cross
1796 (uninstall-cpp): Use CPP_INSTALL_NAME and CPP_CROSS_NAME for the
1797 names of the files to be uninstalled.
1799 Mon Oct 25 23:03:09 1999 Jeffrey A Law (law@cygnus.com)
1801 * collect2.c (IS_DIR_SEPARATOR): Define.
1802 (prefix_from_string): Use IS_DIR_SEPARATOR and DIR_SEPARATOR.
1804 * som.h (ASM_DECLARE_FUNCTION_NAME): Set PRIV_LEV for static
1807 * haifa-sched.c (add_dependence): Update the true dependency
1808 cache the first time we add a true dependence to the LOG_LINKS chain.
1810 Mon Oct 25 22:27:40 1999 Jim Kingdon <http://developer.redhat.com/>
1812 * fold-const.c (fold): Fix comment.
1814 Mon Oct 25 22:49:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1816 * dbxout.c (lastfile, cwd, dbxout_type_method_1,
1817 dbxout_symbol_location, dbxout_symbol_name, dbxout_init,
1818 dbxout_start_new_source_file, dbxout_source_file,
1819 dbxout_source_line, dbxout_finish, dbxout_type_fields,
1820 dbxout_type_methods, dbxout_symbol, dbxout_prepare_symbol):
1822 (dbxout_types, dbxout_args, dbxout_symbol): Delete prototypes.
1823 (dbxout_symbol): Mark parameter `local' with ATTRIBUTE_UNUSED.
1824 (dbxout_block): Initialize variable `blocknum'.
1826 * dbxout.h (dbxout_init, dbxout_finish,
1827 dbxout_start_new_source_file, dbxout_source_file, dbxout_types,
1828 dbxout_args, dbxout_source_line): Constify a char*.
1830 * dwarfout.c (dwarf_tag_name, dwarf_attr_name,
1831 dwarf_stack_op_name, dwarf_typemod_name, dwarf_fmt_byte_name,
1832 dwarf_fund_type_name, name_attribute, stmt_list_attribute,
1833 low_pc_attribute, high_pc_attribute, body_begin_attribute,
1834 body_end_attribute, comp_dir_attribute, sf_names_attribute,
1835 src_info_attribute, mac_info_attribute, producer_attribute,
1836 lookup_filename, generate_macinfo_entry, fundamental_type_code,
1837 dwarfout_line, dwarfout_start_new_source_file, dwarfout_define,
1838 dwarfout_undef): Constify a char*.
1839 (add_incomplete_type, retry_incomplete_types): Add prototypes.
1841 * dwarfout.h (dwarfout_define, dwarfout_undef,
1842 dwarfout_start_new_source_file, dwarfout_line): Constify a char*.
1844 1999-10-25 Gavin Romig-Koch <gavin@cygnus.com>
1846 * config/mips/mips.h (MIPS_ISA_DEFAULT): Insure it's defined.
1847 (MULTILIB_ISA_DEFAULT): New.
1848 (MULTILIB_DEFAULTS): Use it.
1849 * config/mips/mips.c (): Remove the now unnecessary definition
1850 of MIPS_ISA_DEFAULT.
1851 * config/mips/elf64.h (MULTILIB_DEFAULTS): Remove the now
1852 unnecessary definition.
1854 Mon Oct 25 22:08:35 1999 Richard Earnshaw (rearnsha@arm.com)
1856 * arm.md (pic_load_addr): Add constraints to operand 1.
1858 1999-10-25 Bruce Korb <autogen@linuxbox.com>
1860 * fixinc/genfixes: Provide a means for specifying -D options to
1863 Mon Oct 25 00:42:35 1999 Jeffrey A Law (law@cygnus.com)
1865 * arm.c (arm_override_options): Correct initialization of
1866 arm_fast_multiply, arm_arch4, arm_arch5, arm_ld_sched,
1867 arm_is_strong, and arm_is_6_or_7.
1869 * loop.c (note_set_pseudo_multiple_uses_retval): New variable.
1870 (note_set_pseudo_multiple_uses): New function.
1871 (check_dbra_loop): Use not_set_pseudo_multiple_uses to determine
1872 if a pseudo set in the loop exit is used elsewhere.
1874 Sun Oct 24 20:52:40 1999 Mark Mitchell <mark@codesourcery.com>
1876 * i386.md (mulsi3): Tweak to work with SCO OSR5 COFF assembler.
1878 Sun Oct 24 21:02:46 1999 Richard Henderson <rth@cygnus.com>
1880 * i386.md (*lea_0): Collapse addsi_0, addsi_lea_[123] into
1881 a single load-address pattern.
1883 Sun Oct 24 19:33:24 1999 Mark P. Mitchell <mark@codesourcery.com>
1885 * haifa-sched.c (schedule_insns): Don't assign LUIDs differently
1886 depending on whether or not line-number notes are present.
1888 Sun Oct 24 20:29:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1890 * cccp.c (progname, file_buf, default_include, include_file,
1891 macrodef, definition, hashval, wchar_type, user_label_prefix,
1892 directive, out_fname, if_stack, safe_write, index0, get_lintcmd,
1893 expand_to_temp_buffer, is_system_include, base_name,
1894 absolute_filename, read_name_map, open_include_file,
1895 record_control_macro, check_precompiled, check_preconditions,
1896 pcfinclude, pass_thru_directive, create_definition,
1897 check_macro_name, comp_def_part, collect_expansion,
1898 check_assertion, read_token_list, assertion_install,
1899 assertion_lookup, eval_if_expression, conditional_skip,
1900 validate_else, skip_quoted_string, quote_string, macarg1,
1901 error_from_errno, install, lookup, hashf, dump_defn_1,
1902 perror_with_name, pfatal_with_name, main, trigraph_pcp,
1903 check_white_space, rescan, handle_directive, monthnames,
1904 special_symbol, do_include, remap_include_file, write_output,
1905 arglist, do_assert, do_unassert, do_line, do_error, do_once,
1906 do_ident, do_sccs, do_xifdef, skip_if_group,
1907 output_line_directive, macroexpand, macarg, change_newlines,
1908 initialize_builtins, make_definition): Constify a char*.
1910 * pcp.h (stringdef): Likewise.
1912 Sun Oct 24 13:29:28 1999 Richard Henderson <rth@cygnus.com>
1914 * unroll.c (copy_loop_body): Examine SET_DEST of single_set
1917 Sun Oct 24 13:14:20 1999 Graham <grahams@rcp.co.uk>
1918 Richard Henderson <rth@cygnus.com>
1920 * alias.c: Include ggc.h.
1921 (reg_base_value, new_reg_base_value, reg_base_value_size): Make static.
1922 (record_set): Verify enough room in reg_base_value.
1923 (init_alias_analysis): Allocate reg_base_value with xcalloc.
1924 Register it as a GC root.
1925 (end_alias_analysis): Free reg_base_value. Remove it as a GC root.
1926 * Makefile.in (alias.o): Depend on ggc.h.
1928 * unroll.c (unroll_loop): Verify the insn before a barrier
1929 is a JUMP_INSN before checking JUMP_LABEL.
1931 Sun Oct 24 15:46:44 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1933 * mips/bsd-5.h (ASM_OUTPUT_ASCII): Constify a char*.
1934 * mips/iris4.h (ASM_OUTPUT_ASCII): Likewise.
1935 * mips/mips-5.h (ASM_OUTPUT_ASCII): Likewise.
1936 * mips/mips.h (ASM_OUTPUT_ASCII): Likewise.
1937 * mips/svr3-5.h (ASM_OUTPUT_ASCII): Likewise.
1938 * mips/svr4-5.h (ASM_OUTPUT_ASCII): Likewise.
1940 Sun Oct 24 15:35:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1942 * output.h (ctors_section, dtors_section, bss_section): Prototype.
1944 * alpha/alpha-interix.h (text_section): Delete prototype.
1945 * alpha/elf.h (text_section): Likewise.
1946 * arm/linux-elf.h (text_section): Likewise.
1947 * arm/linux-telf.h (text_section): Likewise.
1948 * c4x/c4x.h (text_section): Likewise.
1949 * dsp16xx/dsp16xx.h (bss_section): Likewise.
1950 * elfos.h (text_section): Likewise.
1951 * i386/aix386ng.h (text_section): Likewise.
1952 * i386/i386-interix.h (text_section): Likewise.
1953 * i386/sco5.h (text_section): Likewise.
1954 * i386/svr3gas.h (text_section): Likewise.
1955 * nextstep.h (text_section): Likewise.
1956 * psos.h (text_section): Likewise.
1957 * ptx4.h (text_section): Likewise.
1958 * svr3.h (text_section): Likewise.
1959 * svr4.h (text_section, ctors_section, dtors_section): Likewise.
1961 Sun Oct 24 15:20:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1963 * final.c (peephole): Delete prototype.
1965 * gcse.c (process_insert_insn, pre_edge_insert): Add prototypes.
1966 (pre_insert_copies): Remove unused variable `bb'.
1968 * genrecog.c (debug_decision_0, debug_decision_list, main): Add
1971 * output.h (peephole): Add prototype.
1973 Sun Oct 24 11:35:30 1999 Mark P. Mitchell <mark@codesourcery.com>
1975 * config/mips/iris6.h (SUBTARGET_ASM_OPTIMIZING_SPEC): Define to
1978 Sat Oct 23 21:13:00 1999 Mark Mitchell <mark@codesourcery.com>
1980 * integrate.c (integrate_decl_tree): Tweak setting of DECL_CONTEXT
1981 for inlined declarations.
1983 Fri Oct 22 18:05:43 1999 Jeffrey A Law (law@cygnus.com)
1985 * arm.c (logical_binary_operator): New fucntion.
1986 * arm.h (logical_binary_operator): Declare it.
1987 (PREDICATE_CODES): Handle logical_binary_operator.
1988 * arm.md (anddi3, anddi_zesidi_di, anddi_sesdi_di): Use "#" for
1989 output constraints. Add appropriate splitters.
1990 (anddi_notdi_di, anddi_notzesidi_di, anddi_notsesidi_di): Likewise.
1991 (iordi3, iordi_zesidi_di, iordi_sesidi_di): Likewise.
1992 (xordi3, xordi_zesidi_di, xordi_sesidi_di): Likewise.
1994 Fri Oct 22 23:46:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
1996 * genoutput.c (struct operand_data): New elt eliminable.
1997 (output_operand_data): Write it.
1998 (scan_operands): Set it for MATCH_OPERAND, clear for other matchers.
1999 (compare_operands): Take it into account.
2000 * recog.h (struct insn_operand_data): New elt eliminable.
2001 * reload1.c (check_eliminable_occurrences, elimination_effects): New
2003 (old_asm_operands_vec, new_asm_operands_vec): Delete.
2004 (eliminate_regs): Move code that detects changes to elimination
2005 target regs into new function elimination_effects.
2006 Delete one #if 0 block.
2007 Abort for USE, CLOBBER, ASM_OPERANDS and SET.
2008 (eliminate_regs_in_insn): Return immediately for USEs, CLOBBERs,
2009 ADDR_VECs, ADDR_DIFF_VECs and ASM_INPUTs.
2010 Only call eliminate_regs for real operands of the insn, not for parts
2011 of its structure or parts matched by things like match_operator.
2012 Use elimination_effects and check_eliminable_occurrences. Use
2013 copy_insn to duplicate the pattern when not in the final pass.
2015 Fri Oct 22 09:03:44 1999 Mark Mitchell <mark@codesourcery.com>
2017 * i386.md: Add missing `y' modifiers to uses of fst, fstp, fld,
2020 1999-10-22 Bruce Korb <autogen@linuxbox.com>
2022 * fixinc/README: document the "mach" machine matching test
2023 * fixinc/fixfixes.c: Implement the #else/#endif label fix
2024 * fixinc/fixtests.c: Implement the #else/#endif label test
2025 * fixinc/inclhack.def: utilize these tests and fixes
2026 * fixinc/inclhack.sh: regen
2027 * fixinc/fixincl.x: regen
2028 * fixinc/fixincl.sh: regen
2030 Thu Oct 21 20:37:19 1999 Jeffrey A Law (law@cygnus.com)
2032 * Makefile.in (cse.o): Depend on hashtab.h, not splay-tree.h. Also
2035 Thu Oct 21 20:30:19 1999 Matthias Klose <doko@debian.org>
2037 * gcc.1: Document exit codes.
2039 Thu Oct 21 12:49:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2041 * calls.c: Include tm_p.h later, so everything we need is defined.
2043 * function.c: Likewise.
2045 * except.c: Include tm_p.h.
2047 * sparc.c: Likewise.
2048 (dwarf2out_cfi_label): Don't prototype.
2049 (check_return_regs, epilogue_renumber,
2050 ultra_cmove_results_ready_p, ultra_fpmode_conflict_exists,
2051 ultra_find_type, ultra_build_types_avail, ultra_flush_pipeline,
2052 ultra_rescan_pipeline_state, set_extends, ultra_code_from_mask,
2053 ultra_schedule_insn): Add static prototype.
2054 (data_segment_operand, text_segment_operand): Call itself with the
2055 proper number of arguments.
2056 (sparc_flat_save_restore, sparc_v8plus_shift): Constify a char*.
2058 * sparc.h: Move all declarations to sparc-protos.h.
2059 (SELECT_RTX_SECTION): Pass a missing MODE argument to
2062 * sparc/sysv4.h (SELECT_RTX_SECTION): Likewise.
2064 * config/svr4.h (text_section, ctors_section, dtors_section): Add
2066 (ASM_OUTPUT_SECTION_NAME, UNIQUE_SECTION,
2067 ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
2068 ASM_OUTPUT_ASCII): Constify a char*.
2070 * sparc-protos.h: New file for sparc prototypes.
2072 Thu Oct 21 12:23:40 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2074 * function.c (record_insns, contains): Always declare and define.
2075 (record_insns): Mark with ATTRIBUTE_UNUSED.
2077 Thu Oct 21 13:03:49 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2079 * config/arm/telf.h (ASM_OUTPUT_SECTION_NAME): Add %nobits option
2080 to .section when outputting a .bss section to deal with multiple
2081 .bss input sections (as happens with -fdata-sections)
2082 Also output %progbits, not @progbits so the assembler doesn't treat as
2084 * config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Likewise
2086 * config/arm/lib1funcs.asm (_call_via_rX): Allow compilation of
2087 thumb parts even when building with non-thumb CPUs, by forcing
2090 Wed Oct 20 22:57:58 1999 Jeffrey A Law (law@cygnus.com)
2092 * sparc.md (movsf_const_intreg): If splitting, length must be > 1.
2093 (movdf_const_intreg_sp64): Similarly.
2095 * local-alloc.c (update_equiv_regs): Check the correct insn
2096 for pre-existing REG_EQUIV notes.
2098 Wed Oct 20 20:41:46 1999 Mark Mitchell <mark@codesourcery.com>
2100 * cse.c (cse_end_of_basic_block): Don't return the end of a basic
2101 block reached by a branch if we're not going to actually process
2104 Wed Oct 20 15:18:42 1999 Jim Wilson <wilson@cygnus.com>
2106 * integrate.c (integrate_decl_tree): Set DECL_CONTEXT to 0 if this is
2107 a local extern function declaration.
2109 Wed Oct 20 13:56:01 1999 Richard Henderson <rth@cygnus.com>
2111 * i386.c (ix86_expand_prologue): Properly wrap USE around
2112 reg for CALL_INSN_FUNCTION_USAGE.
2114 Thu Oct 14 18:51:37 1999 Andrew Haley <aph@cygnus.com>
2116 * config/mips/mips.md (movdf_internal1a): Allow floating-point
2117 move between GP_REGs.
2119 Wed Oct 20 15:36:11 1999 Andrew Haley <aph@cygnus.com>
2121 * config/arm/thumb.h (GO_IF_LEGITIMATE_ADDRESS): Take account of
2122 the mode size when finding out if an offset is legal.
2124 Wed Oct 20 06:26:58 1999 Richard Henderson <rth@cygnus.com>
2126 * basic-block.h (PROP_*): Move constants from ...
2128 (compute_bb_for_insn): Free the array before reallocating.
2129 (update_life_info): New arg PROP_FLAGS; pass on to propagate_block.
2130 (allocate_reg_life_data): Reset all reg variables collected by
2132 (get_block_head_tail): Don't convert from bb to block.
2133 (get_bb_head_tail): New. Update all callers of get_block_head_tail.
2134 (find_insn_reg_weight): Take block not bb.
2135 (schedule_block): Don't set block num for moved insns.
2136 (schedule_region): Don't update_life_info or find_insn_reg_weight.
2137 (schedule_insns): Do it here instead.
2138 * combine.c (combine_instructions): Invoke compute_bb_for_insn
2139 before update_life_info.
2140 * recog.c (split_all_insns, peephole2_optimize): Update for
2141 new arg to update_life_info.
2142 * rtlanal.c (remove_note): Cope with NULL note.
2143 * toplev.c (rest_of_compilation): Don't invoke recompute_reg_usage
2146 Wed Oct 20 10:46:41 1999 Richard Earnshaw (rearnsha@arm.com)
2148 * jump.c (jump_optimize_1): More accurately detect casesi insns.
2150 * flow.c (merge_blocks_move_predecessor_nojumps): Re-order the basic
2151 block records so that merge_blocks_nomove will clean up correctly.
2152 (split_edge): Handle casesi insns.
2154 * gcc-page.c: Try MAP_ANON if we don't have MAP_ANONYMOUS.
2156 Tue Oct 19 23:43:50 1999 Jeffrey A Law (law@cygnus.com)
2158 * pa.md (call, call_value): Do not emit a blockage after restoring
2161 Tue Oct 19 17:22:39 1999 Mark Mitchell <mark@codesourcery.com>
2163 * c-typeck.c (c_expand_asm_operands): Fix typo.
2165 Tue Oct 19 18:42:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2167 * arm.c (fpu_rhs_operand): Verify modes.
2168 (fpu_add_operand): Likewise.
2169 (di_operand): Likewise.
2170 (soft_df_operand): Likewise.
2172 Tue Oct 19 15:26:11 1999 Richard Earnshaw (rearnsha@arm.com)
2174 * arm.c (arm_return_in_memory): APCS rules state that the elements
2175 of a structure returned in a register must be 'integer-like'.
2177 1999-10-19 Bruce Korb <autogen@linuxbox.com>
2179 * fixinc/Makefile.in: Change the generation rules to run `genfixes'
2180 in the source tree when the generated targets are out of date
2181 * fixinc/genfixes: Alter it to run individual fixes for make.
2182 * fixinc/README: rewrite
2183 * fixinc/inclhack.def: moved initial comments to README
2185 Tue Oct 19 14:01:34 1999 Nick Clifton <nickc@cygnus.com>
2187 * toplev.c (main): Do not generate an error message if an
2188 unrecognised command line switch is recognisable by another
2189 language. If extra_warnings are enabled, then generate a
2190 warning message instead.
2192 Tue Oct 19 11:41:12 1999 Mumit Khan <khan@xraylith.wisc.edu>
2194 * c-pragma.h (PRAGMA_INSERT_ATTRIBUTES): Delete macro.
2195 (insert_pack_attributes): Delete prototype.
2197 * c-pragma.c (default_alignment): New static variable.
2198 (push_alignment): Initialize to current effective alignment.
2199 (pop_alignment): Use to set new alignment.
2200 (insert_pack_attributes): Delete function.
2201 (handle_pragma_token): Set default_alignment as well each time
2202 a #pragma pack(<n>) is encountered.
2204 Tue Oct 19 02:03:00 1999 Jeffrey A Law (law@cygnus.com)
2206 * reg-stack.c (stack_result): Aggregates are not returned in
2209 Tue Oct 19 01:26:48 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
2211 * fold-const.c (fold): Fix thinko in x+(-0) -> x transformation.
2213 Mon Oct 18 15:19:41 1999 Richard Henderson <rth@cygnus.com>
2215 * basic-block.h (set_block_num): Declare.
2216 * flow.c (update_life_info): Don't call compute_bb_for_insn
2217 or free_basic_block_vars.
2218 * haifa-sched.c (remove_dependence): Conditionalize on HAVE_cc0.
2219 (insn_orig_block): Remove.
2220 (INSN_BLOCK): Remove. Update all callers to use BLOCK_NUM.
2221 (schedule_block): Keep BLOCK_NUM up-to-date.
2222 (schedule_insns): Use compute_bb_for_insn.
2223 * recog.c (split_all_insns): Likewise.
2224 (peephole2_optimize): Likewise.
2226 Mon Oct 18 18:50:51 1999 Andreas Schwab <schwab@suse.de>
2228 * config/m68k/m68k.h (INITIAL_FRAME_POINTER_OFFSET): Add one word
2229 if the pic register is used.
2231 Mon Oct 18 02:38:46 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2233 * c-decl.c (pushdecl): Use TYPE_CONTEXT rather than TREE_PERMANENT.
2234 (finish_decl): Duplicate test for TREE_ASM_WRITTEN in else branch of
2235 if that tests TREE_PERMANENT.
2237 Mon Oct 18 01:41:35 1999 Jeffrey A Law (law@cygnus.com)
2239 * cse.c (invalidate_for_call): Do not remove memory references from
2240 the table here. It's handled elsewhere.
2242 * haifa-sched.c (add_dependence): Protect references to the
2243 true dependency cache with #ifdef INSN_SCHEDULING.
2244 (remove_dependence): Similarly.
2246 * mn10200.md (outline_epilogue_jump): Embed a (return) to indicate
2247 to the cfg code that this is a return instruction.
2248 * mn10300.md (return_internal): Similarly.
2250 * combine.c (get_last_value): If the last set of a register
2251 is after subst_low_cuid, then we can not use it to determine
2252 the register's last value.
2254 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2256 * Makefile.in: Back out previous change.
2258 Sun Oct 17 15:22:50 1999 Jeffrey A Law (law@cygnus.com)
2260 * pa.c (move_operand): Reject (lo_sum (reg) (unspec ...)).
2262 * haifa-sched.c (add_dependence): Only check/update the cache
2264 (remove_dependence): Likewise.
2265 (schedule_insns): Only create the true_dependency_cache if the
2266 average number of instructions in a basic block is very large.
2268 Sun Oct 17 11:02:52 1999 Mark Mitchell <mark@codesourcery.com>
2270 * Makefile.in (ggc-common.o): Depend on genrtl.h.
2271 (ggc-simple.o): Likewise.
2272 (ggc-page.o): Likewise.
2274 Sun Oct 17 02:09:50 1999 Andrew MacLeod <amacleod@cygnus.com>
2276 * basic-block.h (pre_edge_lcm, pre_edge_rev_lcm, compute_available):
2277 Prototype for exported functions.
2278 (pre_lcm, pre_rev_lcm): Remove prototypes.
2279 * gcse.c (compute_ae_kill): Add ae_gen and ae_kill as parameters.
2280 (compute_available): Move to lcm.c, and change parameter order.
2281 (one_classic_gcse_pass): Call compute_ae_kill with parameters.
2282 (pre_insert, s_preds, s_succs, num_preds, num_succs): Delete.
2283 (gcse_main): No longer call compute_preds_succs. Rebuild the
2284 set table after reach pre pass.
2285 (pre_insert_map, pre_delete_map, edge_list): New.
2286 (alloc_pre_mem): Allocate edge vectors.
2287 (free_pre_mem): Delete edge vectors.
2288 (compute_pre_data): Call new edge based lcm routines.
2289 (process_insert_insn): New function.
2290 (insert_insn_end_bb): Use it.
2291 (pre_edge_insert): New function.
2292 (pre_insert_copy_insn): Formatting fixes. Update BLOCK_END as
2294 (pre_insert_copies): Revamp using new edge based lcm outputs.
2295 (pre_delete): Likewise.
2296 (one_pre_gcse_pass): Insert & remove fake edges to the exit
2298 (compute_code_hoist_vbeinout): New new edge based routines.
2299 * lcm.c: Remove all the old LCM functions. Replace with new ones
2300 that work with the new cfg datastructures and work with edges
2303 Sun Oct 17 00:44:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2305 * reload.h (struct reload): Add new fields "mode" and "nregs".
2306 * reload1.c: Change all occurrences of reload_mode and reload_nregs
2307 to reference the "mode" and "nregs" field within struct reload.
2309 Sat Oct 16 21:50:28 1999 Jeffrey A Law (law@cygnus.com)
2311 * haifa-sched.c (true_dependency_cache): New.
2312 (add_dependence): Use the true dependency cache to avoid expensive
2313 walks down the LOG_LINKS dependency list. Add entries to the
2315 (remove_dependence): Remove entries from the true dependency cache
2317 (schedule_insns): Allocate and initialize and free the true
2320 * haifa-sched.c (schedule_insns): Do not remove inter-block
2321 dependencies anymore.
2323 Sat Oct 16 11:19:52 1999 Richard Henderson <rth@cygnus.com>
2325 * i386/t-cygwin (winnt.o): Depend on RTL_H and TREE_H.
2326 * i386/t-winnt: Likewise.
2328 Sat Oct 16 11:11:54 1999 Richard Henderson <rth@cygnus.com>
2330 * ggc-page.c (init_ggc): Work around SunOS unaligned mmap bug.
2332 1999-10-16 Manfred Hollstein <mhollstein@cygnus.com>
2334 * Makefile.in (LANGUAGES): Omit "proto".
2335 (clean): Remove stale comment about removing unprotoize.c.
2337 Sat Oct 16 11:29:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2339 * protoize.c (safe_read, safe_write): Avoid the gcc extension of
2340 using arithmetic on void pointers.
2342 Sat Oct 16 02:48:22 1999 Jeffrey A Law (law@cygnus.com)
2344 * haifa-sched.c (compute_block_forward_dependencies): Only check
2345 for notes, deleted insns and duplicates if ENABLE_CHECKING is defined.
2347 Sat Oct 16 00:07:01 1999 Richard Henderson <rth@cygnus.com>
2349 * gcse.c (hash_expr_1): Add in MEM_ALIAS_SET.
2350 (expr_equiv_p): Reject memories with different alias sets.
2352 Fri Oct 15 15:17:29 1999 Greg McGary <gkm@gnu.org>
2354 * flags.h (flag_bounds_check, flag_bounded_pointers): New extern decls.
2355 * toplev.c (flag_bounds_check, flag_bounded_pointers): New flags.
2356 (f_options): Add "bounded-pointers" and "bounds-check" entries.
2357 * c-lang.c (lang_init_options): Set flag_bounds_check as "unspecified".
2358 (lang_init): Set default for flag_bounds_check if still "unspecified".
2360 Sat Oct 16 13:42:29 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2362 * config/c4x/c4x.md (HF mode patterns): Add missing modes.
2364 Sat Oct 16 13:37:46 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2366 * config/c4x/c4x.md (movstrqi_small): Utilise parallel move
2369 Sat Oct 16 13:26:47 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2371 * config/c4x/c4x.md (*db_noclobber,
2372 *decrement_and_branch_until_zero_noclobber): New patterns and
2373 associated splitters.
2375 Sat Oct 16 13:13:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2377 * config/c4x/c4x.md (parallel instruction patterns): Rework
2378 constraints to keep reload happy.
2380 Sat Oct 16 13:03:16 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2382 * config/c4x/c4x.md (*absqi2_noclobber, *negqi2_noclobber,
2383 *one_cmplqi2_noclobber, *subqi3_noclobber, *andqi3_255_noclobber,
2384 *andqi3_65535_noclobber, *andnqi3_noclobber, *xorqi3_noclobber):
2385 Add new patterns and associated post-reload splitters.
2387 Sat Oct 16 12:42:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2389 * config/c4x/c4x.c (c4x_emit_libcall): Use ggc_alloc_string.
2391 Sat Oct 16 12:34:44 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2393 * config/c4x/c4x.c (c4x_rptb_insert): Emit rpts_top pattern
2395 * config/c4x/c4x.md (rpts_top): New pattern and splitter.
2397 Sat Oct 16 12:26:30 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2399 * config/c4x/c4x.c (src_operand): Check SYMBOL_REF and LABEL_REF
2402 Fri Oct 15 17:02:09 1999 Jeffrey A Law (law@cygnus.com)
2404 * pa.c (move_operand): Rely on memory_address_p to determine the
2405 validity of non-indexed memory addresses.
2406 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow LO_SUM with a symbolic
2407 operand in DFmode and SFmode when generating PA2.0 code.
2409 Fri Oct 15 14:25:19 1999 Richard Henderson <rth@cygnus.com>
2411 * print-rtl.c (print_rtx): Limit last 'u' change to LABEL_REF.
2413 Fri Oct 15 13:48:45 1999 Richard Henderson <rth@cygnus.com>
2415 * mips.c (function_prologue): Fix argument types.
2416 * mips.md (casesi): Use emit_jump_insn for casesi_internal.
2417 (casesi_internal): Write to the scratch register.
2419 1999-10-15 11:16 -0700 Zack Weinberg <zack@bitmover.com>
2421 * cppexp.c (cpp_parse_escape): Make static. Change second arg
2423 (parse_charconst): Delete unnecessary cast when calling
2425 (cpplib.h): Kill prototype of cpp_parse_escape.
2427 Fri Oct 15 11:02:46 1999 Richard Henderson <rth@cygnus.com>
2429 Based on patch from Michael Gschwind <mikeg@watson.ibm.com>:
2430 * unroll.c (unroll_loop): Cast return value of alloca.
2431 * i370/i370.c: Include function.h and toplev.h.
2432 (i370_label_scan): Remove c++ commented abort.
2433 * i370/i370.h (HANDLE_PRAGMA): Takes three arguments.
2434 (ASM_OUTPUT_LABELREF): Fix TOUPPER/else broken 16 Sept.
2435 * i370/xm-i370.h (HOST_BITS_PER_LONGLONG): Define.
2436 * i370/xm-mvs.h, i370/xm-oe.h: Likewise.
2438 Fri Oct 15 03:01:01 1999 Loren Rittle <ljrittle@acm.org>
2440 * config/t-freebsd: Do not override USER_H.
2441 * ginclude/stddef.h: Generalize check for _MACHINE_ANSI_H_.
2443 Fri Oct 15 02:37:28 1999 Alastair J. Houghton <ajh8@doc.ic.ac.uk>
2444 Mumit Khan <khan@xraylith.wisc.edu>
2446 * c-parse.in (component_decl): Support anonymous struct/union.
2448 * c-parse.y: Regenerate.
2449 * c-parse.c: Likewise.
2450 * objc/objc-parse.y: Likewise.
2451 * objc/objc-parse.c: Likewise.
2452 * c-decl.c (finish_struct): Don't sort the fields.
2453 (field_decl_cmp): Delete unused function.
2455 Fri Oct 15 01:20:52 1999 Richard Henderson <rth@cygnus.com>
2457 * sparc.md (movsf_const_intreg): Revert last constraint change.
2458 (movdf_const_intreg_sp32): Likewise.
2460 Fri Oct 15 01:47:51 1999 Vladimir Makarov <vmakarov@loony.cygnus.com>
2462 * cse.c: Include hashtab.h instead of splay-tree.h
2463 (struct cse_reg_info): No longer use variant union. Add new
2464 field "regno". All references changed to avoid union.
2465 (cse_reg_info_used_list, cse_reg_info_used_list_end): New variables.
2466 (free_cse_reg_info): Remove.
2467 (hash_cse_reg_info, cse_reg_info_equal_p): New functions.
2468 (get_cse_reg_info): Revamp to use expandable hash tables instead
2469 of splay trees. Initialize new fields in cse_reg_info structure.
2470 (new_basic_block): Similarly.
2472 Thu Oct 14 23:51:56 1999 Richard Henderson <rth@cygnus.com>
2474 * genrecog.c (message_with_line): Prototype.
2475 (validate_pattern): Pass along the set for the dest, not a flag.
2476 Fix non-lvalue message. Don't warn for VOIDmode SET_DEST of CALL.
2477 Check for PC/CC0 as sources.
2478 (nodes_identical): Check for children position match before
2479 allowing the combination.
2481 * rtl.c (read_rtx): Track line number across \\\n.
2483 Thu Oct 14 23:50:25 1999 Richard Henderson <rth@cygnus.com>
2485 * mips.h (SPECIAL_MODE_PREDICATES): New.
2486 * mips.md (*) Use nonimmediate_operand not general_operand for outputs.
2487 (movdi+1, movsi+1): Add output reload constraint.
2488 (casesi_internal): Likewise. Fix commentary.
2489 (return_internal): Use pmode_register_operand.
2491 Thu Oct 14 23:19:34 1999 Richard Henderson <rth@cygnus.com>
2493 * 1750a.md (movstrqi): Add missing output reload constraint.
2494 (call_value): Likewise.
2495 * a29k.md (cpxxx patterns): Add missing match_operator mode.
2496 (jmpfdec): Add missing inout reload constraint.
2497 * elxsi.md (addsi patterns): Add missing output reload constraint.
2498 (move from sp): Use @ alternates.
2499 (call_value): No constraint on output.
2500 * fr30.md (movsi_pop): Add missing output reload constraint.
2501 (movsf_constant_store): Likewise.
2502 (splits): Remove constraints.
2503 (subsi3): Add missing mode.
2504 * i370.md (cmpstrsi+1): Add missing output reload constraint.
2505 (call_value): Likewise.
2506 * i960.md (cmpinc/cmpdec patterns): Add inout reload constraints.
2507 * m32r.h (PREDICATE_CODES): Add seth_add3_operand.
2508 * m32r.md (movsicc_internal): Add output reload constraint.
2509 (movstrsi_internal): Add inout reload constraints.
2510 * m88k.h (reg_names): Don't declare.
2511 (SPECIAL_MODE_PREDICATES): New.
2512 * m88k.md (*): Use register_operand not reg_or_0_operand
2514 * mn10200.h (PREDICATE_CODES): New.
2515 * ns32k.md (ffs pattern): Add output reload constraint.
2516 * pdp11.md (sob pattern): Add inout reload constraint.
2517 * sh.md (splits): Remove constraints.
2518 (indirect_jump_scratch, fpu_switch): Add output reload constraint.
2519 * v850.md (pattern_is_ok_for_epilogue): Likewise.
2520 * vax.md (jgequ pattern): Add inout reload constraint.
2522 Fri Oct 15 00:05:00 1999 Jeffrey A Law (law@cygnus.com)
2524 * configure.in (djgpp): Revert previous patch.
2525 * configure: Rebuit.
2526 * config/i386/djgpp.h: Revert previous patch.
2528 Fri Oct 15 00:00:24 1999 Loren J. Rittle <ljrittle@acm.org>
2530 * fixinc/inclhack.def: Restore patch lost during last merge of
2531 "no_bogosity" branch.
2532 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
2534 Thu Oct 14 23:57:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
2536 * fixincludes: Add a HPUX 11 fix for inttypes.h.
2537 * fixinc/inclhack.def: Same.
2538 * fixinc/inclhack.sh, fixinc/fixincl.sh, fixinc/fixincl.x: Regenerate.
2540 Thu Oct 14 22:51:55 1999 Richard Henderson <rth@cygnus.com>
2542 * alpha.h (GO_IF_LEGITIMATE_SIMPLE_ADDRESS): Accept ADDRESSOF
2543 as the base of a PLUS.
2545 Fri Oct 15 18:36:07 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2547 * config/c4x/c4x.md: Define mode for remaining unspec operators.
2548 * config/c4x/c4x.c (dst_operand): Use nonimmediate_operand.
2550 Thu Oct 14 22:14:23 1999 Richard Henderson <rth@cygnus.com>
2552 * pa.md (post_stw+1): Use pmode_register_operand.
2553 (dcacheflush, icacheflush): Likewise.
2555 * i386.md (movstricthi_1): Allow r/r.
2557 Thu Oct 14 19:44:08 1999 Jan Hubicka <hubicka@freesoft.cz>
2559 * fold-const.c (fold): Convert (or (not arg0) (not arg1))
2560 to (not (and (arg0) (arg1))). Similary for and.
2562 * fold-const.c (fold): Move bit_rotate code to the EXPR_PLUS case,
2563 falltrought to assocate code.
2564 Convert XOR to OR in code like (a&c1)^(a&c2) where c1 and c2 don't have
2567 * combine.c (simplify_logical): Convert XOR to IOR if operands have
2568 no bits in common; remove XOR to ROTATE conversion.
2570 Fri Oct 15 17:40:11 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2572 * config/c4x/c4x.h (c4x_va_start, c4x_va_arg): Declare.
2574 Fri Oct 15 17:27:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
2576 * config/c4x/c4x.c (dst_operand): New.
2577 (PREDICATE_CODES): Update.
2578 * config/c4x/c4x.h (dst_operand): Declare it.
2579 * config/c4x/c4x.md: Define mode for each unspec usage.
2580 (move patterns): Use dst_operand predicate instead of src_operand.
2581 (movqi_update, movqf_update): Delete.
2583 Thu Oct 14 18:48:54 1999 Richard Henderson <rth@cygnus.com>
2585 * recog.c (pmode_register_operand): New.
2586 * recog.h: Declare it.
2587 * genrecog.c (pred_codes): Likewise.
2588 (special_mode_pred_table): Likewise.
2589 (validate_pattern): Don't warn no mode for address_operand.
2591 * print-rtl.c (print_rtx) [LABEL_REF]: Only do full subexpression
2592 if the operand is not insn-like.
2594 Thu Oct 14 19:38:42 1999 Jeffrey A Law (law@cygnus.com)
2595 Sylvian Pion <Sylvain.Pion@sophia.inria.fr>
2597 * fold-const.c (fold): Handle more simplifications allowed by IEEE.
2599 Thu Oct 14 17:30:14 1999 Richard Henderson <rth@cygnus.com>
2601 * sparc.md (*): Use {nonimmediate,register}_operand as appropriate
2602 instead of general_operand in a SET_DEST. Use const_double_operand
2603 instead of an explicit test against CONST_DOUBLE.
2604 (movsf_const_lo): Add missing register mode.
2605 (goto_handler_and_restore): Add auxiliary test for Pmode.
2606 (flush): Adjust to use address_operand.
2607 (return_sf_no_fpu): Add missing output constraint.
2609 Thu Oct 14 17:21:26 1999 Richard Henderson <rth@cygnus.com>
2611 * rs6000.md (call_value_indirect_aix32): Use wildcard match_operand
2612 for call return value.
2613 (call_value_indirect_aix64, call_value_indirect_nt): Likewise.
2615 Thu Oct 14 13:54:25 1999 Jason Merrill <jason@yorick.cygnus.com>
2617 * toplev.c (main): Only warn about options for other languages.
2618 * collect2.c (main): Pass -w to sub-gcc.
2620 Thu Oct 14 16:27:50 1999 Richard Henderson <rth@cygnus.com>
2622 * flow.c (propagate_block): Add call-clobbered registers to
2625 * flow.c (propagate_block): Use free_EXPR_LIST_list instead of
2626 zapping mem_set_list.
2627 (invalidate_mems_from_autoinc): Use free_EXPR_LIST_node.
2628 (mark_set_1, mark_used_regs): Likewise.
2630 Thu Oct 14 10:51:49 1999 Richard Henderson <rth@cygnus.com>
2632 * m68k.md (zero_extendsidi2): Add missing output reload constraint.
2634 Wed Oct 13 00:09:18 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
2636 * invoke.texi: Label -Wbad-function-cast, -Wmissing-prototypes,
2637 -Wnested-externs, -Wstrict-prototypes, and -Wtraditional as C only
2638 options. Also add a new item "C-only Warning Options" to the
2641 1999-10-14 Gavin Romig-Koch <gavin@cygnus.com>
2643 * libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
2644 from multiple calls.
2646 Thu Oct 14 04:54:54 1999 Richard Henderson <rth@cygnus.com>
2648 * i386.md (call value patterns): Move to the end of the file.
2649 (prologue_set_got, prologue_get_pc): Use register_operand for op 0.
2651 1999-10-14 Mark Elbrecht <snowball3@bigfoot.com>
2653 * configure.in (djgpp configuration): Define extra_objects..
2654 * configure: Rebuilt.
2655 * config/i386/djgpp.h (CTORS_SECTION_ASM_OP): Define.
2656 (DTORS_SECTION_ASM_OP): Define.
2657 (INIT_SECTION_ASM_OP): Define.
2658 (FINI_SECTION_ASM_OP): Define.
2659 (DATA_SECTION_ASM_OP): Define.
2660 (TEXT_SECTION_ASM_OP): Define.
2661 (EH_FRAME_SECTION_ASM_OP): Define.
2662 (LINK_COMMAND_SPEC): Remove -Tdjgpp.djl.
2663 (STARTFILE_SPEC): Add crtbegin.o.
2664 (ENDFILE_SPEC): Define and add crtend.o. Move argument -Tdjgpp.djl
2665 to here from LINK_COMMAND_SPEC.
2666 (DO_GLOBAL_CTORS_BODY): Define.
2667 (CRTSTUFF_USE_FINI_SECTION): Define
2668 (HAS_INIT_SECTION): Delete.
2670 Thu Oct 14 05:08:14 1999 Andreas Schwab <schwab@suse.de>
2672 * Makefile.in (all.cross): Depend on xcpp$(exeext).
2674 Thu Oct 14 04:00:40 1999 Richard Henderson <rth@cygnus.com>
2676 * pa.h (PREDICATE_CODES): New.
2678 * genrecog.c (validate_pattern): Condense the destination
2681 Thu Oct 14 03:23:08 1999 Richard Henderson <rth@cygnus.com>
2683 * alpha.md (call-1): Supply missing mode for operator.
2684 (*): Add missing output reload constraints. Remove constraints
2687 * i386.h (SPECIAL_MODE_PREDICATES): New.
2688 * i386.md (movstricthi_1): Use nonimmediate_operand for op 0.
2689 (movqi_1, movdi_1, movdi_2, some splits): Likewise.
2690 (addsi_lea_3): Add missing mode for op 3.
2691 (prologue_set_got, prologue_get_pc): Add missing modes.
2692 (*) Add missing output reload constraints.
2694 Thu Oct 14 03:59:57 1999 Stephane Carrez <stcarrez@worldnet.fr>
2696 * stor-layout.c (layout_union): Use HOST_WIDE_INT for const_size;
2697 check for member bit-size overflow and use var_size if it occurs.
2698 (layout_record): Use bitsize_int() to define the type size in bits.
2699 Likewise for computation and assignment to DECL_FIELD_BITPOS.
2700 (layout_decl): Likewise when assigning to DECL_SIZE.
2702 Thu Oct 14 02:57:05 1999 Richard Henderson <rth@cygnus.com>
2704 * genrecog.c (validate_pattern): Typo last change. Verify
2705 that output operands have output reloads.
2707 Thu Oct 14 01:49:54 1999 Richard Henderson <rth@cygnus.com>
2709 * genrecog.c (special_mode_pred_table): New.
2710 (NUM_SPECIAL_MODE_PREDS): New.
2711 (find_operand): New.
2712 (validate_pattern): New argument `insn'. Warn for assignment to
2713 any predicate accepting non-lvalues. Conditionaly warn for
2714 match_operand without a mode. Try much harder to match source
2715 and destination modes on a set.
2716 * tm.texi (SPECIAL_MODE_PREDICATES): Document.
2718 Thu Oct 14 02:54:13 1999 Jeffrey A Law (law@cygnus.com)
2720 * fold-const.c (fold): Detect rotates built from BIT_XOR_EXPRs.
2722 Thu Oct 14 02:18:19 1999 Marc Espie <espie@cvs.openbsd.org>
2724 * combine.c (simplify_logical): Recognize xor pattern that encodes
2727 Wed Oct 13 23:23:45 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
2729 * rs6000.c (expand_block_move): Use INTVAL, not XINT to access
2732 Wed Oct 13 21:47:18 1999 Richard Henderson <rth@cygnus.com>
2734 * ggc-page.c (MAP_FAILED): Provide default.
2736 Wed Oct 13 21:41:59 1999 Richard Henderson <rth@cygnus.com>
2738 * sparc.c (symbolic_operand): Verify mode; don't accept CONST_DOUBLE.
2739 * sparc.h (PREDICATE_CODES): Update.
2741 Wed Oct 13 21:18:17 1999 Richard Henderson <rth@cygnus.com>
2743 * alpha.c (some_ni_operand): New.
2744 * alpha-protos.h: Declare it.
2745 * alpha.h (PREDICATE_CODES): Update.
2746 * alpha.md (sXaddq reload insns): Use some_ni_operand
2747 for SET_DEST instead of some_operand.
2749 Wed Oct 13 21:04:45 1999 Richard Henderson <rth@cygnus.com>
2750 Jim Wilson <wilson@cygnus.com>
2752 * genrecog.c (maybe_both_true_2): Don't compare modes of
2754 (process_tree): Elide peephole2_insns. Invoke simplify_tests
2755 after find_afterward.
2756 (debug_decision_1): Dump next and afterward codes.
2758 Wed Oct 13 20:35:16 1999 Richard Henderson <rth@cygnus.com>
2760 * rtl.c (dump_and_abort): Remove.
2761 (fatal_with_file_and_line): New.
2762 (fatal_expected_char): New.
2763 (read_rtx_lineno, read_rtx_filename): New.
2764 (read_skip_spaces): Track line number.
2765 (read_name): Use fatal_with_file_and_line.
2766 (read_rtx): Use fatal_expected_char. Track line number.
2767 * rtl.h (read_rtx_filename, read_rtx_lineno): Declare.
2769 * print-rtl.c (print_rtx): Don't special case LABEL_REF argument
2770 if it isn't a CODE_LABEL.
2772 * genattr.c (main): Set read_rtx_filename.
2773 * genattrtab.c (main): Likewise.
2774 * gencodes.c (main): Likewise.
2775 * genconfig.c (main): Likewise.
2776 * genemit.c (main): Likewise.
2777 * genextract.c (main): Likewise.
2778 * genflags.c (main): Likewise.
2779 * genopinit.c (main): Likewise.
2780 * genoutput.c (main): Likewise.
2781 * genpeep.c (main): Likewise.
2783 * genrecog.c (decision_test.u.insn): Add `lineno'.
2784 (pattern_lineno, error_count): New variables.
2785 (message_with_line): New.
2786 (add_to_sequence): Break out checking code to ...
2787 (validate_pattern): ... here. Detect SET_DEST matching CONST_INT.
2788 (merge_insn): Use message_with_line.
2789 (make_insn_sequence): Use validate_pattern. Record insn lineno.
2790 (main): Set read_rtx_filename, pattern_lineno. Exit early on error.
2792 Wed Oct 13 22:01:35 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2794 * expr.c (store_constructor): Clear union if constructor is empty.
2796 Wed Oct 13 15:19:04 1999 Jim Wilson <wilson@cygnus.com>
2798 * config/rs6000/sysv4.h (CC1_SPEC): Fix errors from Jan 19 change.
2799 Add !endian checks. Change %{...} to %(...).
2801 Wed Oct 13 13:30:34 1999 Richard Henderson <rth@cygnus.com>
2803 * i386.md (*addsi3_cc): Renamed from addcsi3.
2804 (*addsi3_carry): Renamed from addxsi3.
2805 (*subsi3_cc): Renamed from subcsi3.
2806 (*subsi3_carry): Renamed from subxsi3.
2807 (*xorqi_cc_1): Renamed from xorcqi_1.
2808 (xorqi_cc_ext_1): Renamed from xorcqi_ext_1.
2809 * i386.c (ix86_expand_fp_compare): Update for xorqi_cc_ext_1.
2811 Wed Oct 13 13:10:46 1999 Richard Henderson <rth@cygnus.com>
2813 * Makefile.in (ggc-common.o): Depend on RTL_H not RTL_BASE_H.
2814 (ggc-simple.o, ggc-page.o, ggc-none.o, ggc-callbacks.o): Likewise.
2816 1999-10-13 Brendan Kehoe <brendan@cygnus.com>
2818 * regmove.c (optimize_reg_copy_3): Make sure P is non-nil as we
2819 climb up the chain of insns.
2821 Wed Oct 13 10:20:58 1999 Richard Henderson <rth@cygnus.com>
2823 * genrecog.c (write_subroutine): Careful for null trees.
2824 (process_tree): Don't elide empty functions.
2826 Wed Oct 13 10:07:54 1999 Richard Henderson <rth@cygnus.com>
2828 * Makefile.in (genrtl.o): Depend on ggc.h.
2829 * configure.in (valloc): Probe for it.
2830 (with-gc): Use ggc-page if valloc present.
2831 * ggc-common.c (ggc_mark_rtx_children): Use ggc_mark_if_gcable.
2832 (ggc_mark_rtvec_children): New from corpse of ggc_mark_rtvec.
2833 (ggc_alloc_string): Moved from ggc-page.c.
2834 * ggc-none.c (ggc_alloc_obj): New.
2835 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove.
2836 * ggc-page.c (sys/mman.h): Only include if HAVE_MMAP.
2837 (struct globals): Likewise for dev_zero_fd.
2838 (init_ggc): Likewise for it's initialization.
2839 (ggc_allocated_p): Move careful dereference from ...
2840 (ggc_lookup_page_table): ... here. Delete.
2841 (lookup_page_table_entry): Don't use ggc_lookup_page_table.
2842 (alloc_anon): Use valloc if no mmap.
2843 (release_pages): Use free if using valloc.
2844 (ggc_alloc_obj): Renamed from alloc_obj.
2845 (ggc_set_mark): Renamed from mark_obj.
2846 (ggc_mark_if_gcable): Renamed from ggc_mark_string_if_gcable.
2847 (ggc_alloc_rtx, ggc_alloc_rtvec): Delete.
2848 (ggc_alloc_tree, ggc_alloc_string, ggc_alloc): Delete.
2849 (ggc_set_mark_rtx, ggc_set_mark_rtvec): Delete.
2850 (ggc_set_mark_tree, ggc_mark_string, ggc_mark): Delete.
2851 (ggc_collect): Use fp printing instead of our own rounding.
2852 * ggc-simple.c (IS_MARKED, IGNORE_MARK): Delete.
2853 (GGC_STRING_MAGIC, GGC_STRING_MAGIC_MARK): Delete.
2854 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): Delete.
2855 (struct ggc_rtx, struct ggc_rtvec, struct ggc_tree): Delete.
2856 (struct ggc_string, struct ggc_any): Delete.
2857 (offsetof): Provide default definition.
2858 (GGC_BALANCE, GGC_ALWAYS_COLLECT, GGC_ALWAYS_VERIFY): New.
2860 (struct ggc_mem): New, from corpse of ggc_any.
2861 (struct ggc_status): Delete.
2862 (ggc_chain, ggc_allocated_strings, ggc_strings_used): Delete.
2863 (n_rtxs_collected, n_vecs_collected, n_trees_collected): Delete.
2864 (n_strings_collected, n_anys_collected): Delete.
2865 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Delete.
2866 (ggc_alloc_string, ggc_alloc): Delete.
2867 (ggc_free_rtx, ggc_free_rtvec, ggc_free_tree): Delete.
2868 (ggc_free_string, ggc_free_any): Delete.
2869 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Delete.
2870 (ggc_compare_addresses, ggc_mark_string): Delete.
2871 (ggc_mark_string_if_gcable, ggc_mark): Delete.
2872 (search_data): Delete.
2873 (struct globals): New.
2874 (GGC_MIN_EXPAND_FOR_GC, GGC_MIN_LAST_ALLOCATED): New.
2875 (tree_insert, tree_lookup): New.
2876 (ggc_alloc_obj, ggc_set_mark, ggc_mark_if_gcable): New.
2877 (clear_marks, sweep_objs): New.
2878 (ggc_collect): Gut. Use clear_marks, sweep_objs.
2879 (init_ggc): Set allocated_last_gc.
2880 (ggc_push_context): Gut. Use G.context.
2881 (ggc_pop_context): Likewise.
2882 (ggc_pop_context_1): New.
2883 (debug_ggc_tree): New.
2884 (debug_ggc_balance, tally_leaves): New.
2885 * ggc.h (ggc_mark_rtvec, ggc_mark_string, ggc_mark): Remove decl.
2886 (ggc_mark_string_if_gcable): Remove decl.
2887 (ggc_mark_rtx, ggc_mark_tree): Use ggc_set_mark.
2888 (ggc_mark_rtvec_children): New.
2889 (ggc_mark_rtvec, ggc_mark_string, ggc_mark): New.
2890 (ggc_mark_if_gcable): New decl.
2891 (ggc_alloc_rtx, ggc_alloc_rtvec): Remove decl.
2892 (ggc_alloc_tree, ggc_alloc): Likewise.
2893 (ggc_set_mark_rtx, ggc_set_mark_rtvec, ggc_set_mark_tree): Likewise.
2894 (ggc_alloc_obj): New decl.
2895 (ggc_alloc_rtx, ggc_alloc_rtvec): New macros.
2896 (ggc_alloc_tree, ggc_alloc): Likewise.
2897 (ggc_set_mark): New decl.
2898 * rtl.h (struct rtx_def): Remove gc_mark.
2899 (struct rtvec_def): Likewise.
2900 * tree.h (struct tree_common): Likewise.
2902 Wed Oct 13 01:44:29 1999 Carol LePage <carolo@hal.com>
2904 * configure.in (sparc-hal-solaris2*): Fix xm_file, xm_defines,
2905 float_format and thread_file definitions.
2906 * configure: Rebuilt.
2908 Wed Oct 13 09:25:03 1999 Niels Möller <nisse@lysator.liu.se>
2910 * extend.texi (Function Names): Document types of function names.
2912 Wed Oct 13 00:45:04 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2914 * reload1.c (reload_reg_free_for_value_p): RELOAD_OTHER reloads with
2915 an earlyclobbered output conflict with RELOAD_INPUT reloads.
2917 Tue Oct 12 23:28:28 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2919 * sh.h (BOOL_TYPE_SIZE): Don't use INT_TYPE_SIZE / CHAR_TYPE_SIZE.
2921 Tue Oct 12 23:19:32 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2923 * sh.h (REGISTER_MOVE_COST): Change PR_REG to PR_REGS.
2925 Tue Oct 12 17:09:38 1999 David Edelsohn <edelsohn@gnu.org>
2927 * collect2.c (main): Do prelimnary link on AIX if rflag.
2929 Tue Oct 12 09:45:19 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
2931 * config/rs6000/eabi-ctors.c (__do_global_ctors): Run through
2932 __CTOR_LIST__ in opposite order, which is the correct order for sorted
2934 (__do_global_dtors): similarly for __DTOR_LIST__.
2936 Fri Oct 8 19:46:03 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
2937 Diego Novillo <dnovillo@cygnus.com>
2939 * config/sh/sh.h (REGISTER_MOVE_COST): Handle moves from T_REGS to
2942 Tue Oct 12 07:38:41 1999 Bruce Korb <autogen@linuxbox.com>
2944 * fixincl/*: Merged "no_bogosity" branch
2945 * fixincl/fixlib.h: protect against doubly defining t_bool
2946 * fixincl/server.h: protect against doubly defining t_bool
2948 Mon Oct 11 20:18:41 1999 Jim Wilson <wilson@cygnus.com>
2950 * genoutput.c: Include toplev.h.
2952 Mon Oct 11 18:56:14 1999 Jim Wilson <wilson@cygnus.com>
2954 * config/sparc/liteelf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
2956 * configure.in (sparclite-*-elf, sparc86x-*-elf): Don't use libgloss.h.
2957 * configure: Regenerate.
2959 Mon Oct 11 16:07:49 1999 Richard Henderson <rth@cygnus.com>
2961 * gcse.c (delete_null_pointer_checks): Returns void.
2963 Mon Oct 11 20:31:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
2965 * rtl.c (copy_rtx): Don't use accessor macros to copy fields.
2966 * emit-rtl.c (copy_insn_1): Likewise.
2968 Mon Oct 11 13:29:06 1999 Geoffrey Keating <geoffk@cygnus.com>
2970 * config/mips/mips.c (mips_build_va_list): Correct
2971 TREE_CHAIN setting when hard-float.
2972 (mips_va_start): Use corrected setting.
2973 (mips_va_arg): Likewise. Also pass a tree to build of
2974 POSTINCREMENT_EXPR rather than a naked 'int'.
2976 Sun Oct 10 18:27:27 1999 Mark Mitchell <mark@codesourcery.com>
2978 * ggc.h (ggc_push_context): Fix comment.
2979 (ggc_pop_context): Likewise.
2980 (mark_string_if_gcable): Likewise.
2981 * ggc-common.c (ggc_mark_rtx_children): Use
2982 ggc_mark_string_if_gcable.
2983 * ggc-page.c (ggc_lookup_page_table): New function.
2984 (ggc_allocated_p): Likewise.
2985 (mark_obj): Fix formatting.
2986 (ggc_mark_string_if_gcable): New function.
2987 * ggc-simple.c (ggc_allocated_strings): New variable.
2988 (ggc_strings_used): Likewise.
2989 (ggc_compare_addresses): New function.
2990 (ggc_pop_context): Pop the `any' memory too.
2991 (ggc_mark_string_if_gcable): New function.
2992 (ggc_collect): Initialize and tear down ggc_allocated_strings.
2994 Sun Oct 10 20:05:21 1999 David Edelsohn <edelsohn@gnu.org>
2996 * rs6000.md (movstrsi_?reg): Use preferred rD/rS = r5 form.
2997 (scc patterns): Disable most SImode variants if TARGET_POWERPC64.
2998 * rs6000.c (expand_block_move): Match movstrsi_?reg register
3001 Sun Oct 10 16:37:01 1999 Richard Henderson <rth@cygnus.com>
3003 * haifa-sched.c (sched_reg_n_calls_crossed): Delete.
3004 (sched_reg_live_length, sched_reg_basic_block): Delete.
3005 (current_block_num, bb_live_regs, old_live_regs): Delete.
3006 (dead_notes, struct sometimes): Delete.
3007 (sched_note_set, birthing_insn_p): Delete.
3008 (adjust_priority): Gut useless reg lifetime code.
3009 (create_reg_dead_note, attach_deaths): Delete.
3010 (attach_deaths_insn, new_sometimes_live): Delete.
3011 (finish_sometimes_live): Delete.
3012 (find_pre_sched_live, find_post_sched_live): Delete.
3013 (update_reg_usage): Delete.
3014 (find_insn_reg_weight): New, from corpse of find_pre_sched_live.
3015 (schedule_insns): Delete reg lifetime code.
3016 (sched_analyze): Use REG_SAVE_NOTE to stuff NOTE_INSN notes away.
3017 (unlink_other_notes): Adjust REG_NOTE commentary.
3018 (reemit_notes): Use REG_SAVE_NOTE.
3019 (schedule_block): Likewise.
3020 (schedule_region): Allocate bitmap of blocks in region. Use
3021 count_or_remove_death_notes. Use update_life_info.
3023 * rtl.h (REG_SAVE_NOTE): New.
3024 * rtl.c (reg_note_name): Update.
3026 Sun Oct 10 16:14:16 1999 Richard Henderson <rth@cygnus.com>
3028 * combine.c (refresh_blocks, need_refresh): New.
3029 (combine_instructions): Allocate refresh_blocks. Invoke
3030 update_life_info if needed.
3031 (distribute_notes): Mark refresh_blocks instead of installing
3033 * flow.c (update_life_info): Remove notes if GLOBAL_RM_NOTES.
3034 * basic_block.h (enum update_life_extent): Add GLOBAL_RM_NOTES.
3036 * Makefile.in (recog.o): Depend on basic-block.h.
3038 Sun Oct 10 12:03:21 1999 Richard Henderson <rth@cygnus.com>
3040 * genrecog.c (add_to_sequence): Thinko last change: delete
3041 shadowing allow_const_int variable.
3043 Sun Oct 10 08:40:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3045 * cppinit.c: Use HAVE_GCC_VERSION instead of explicitly testing
3046 __GNUC__ and __GNUC_MINOR__.
3048 * gansidecl.h: Likewise.
3054 * toplev.h: Likewise.
3060 * varray.c: Likewise.
3062 * varray.h: Likewise.
3064 Sun Oct 10 13:28:48 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3066 * loop.c (find_and_verify_loops): When looking for a BARRIER, don't
3067 use one before a jump table.
3069 * rtl.def (ADDRESS): Change documentation to match reality.
3070 * md.texi: Don't document it.
3071 * gmicro.md (load address pattern): Use 'p' constraint, delete use
3074 * emit-rtl.c (copy_insn_1): Make format_ptr a const char *.
3076 Sun Oct 10 02:41:41 1999 Richard Henderson <rth@cygnus.com>
3078 * genrecog.c (add_to_sequence): Move allow_const_int test outside
3079 known predicate block; default allow_const_int true.
3080 (debug_decision_list): New.
3082 Sun Oct 10 00:43:08 1999 Richard Henderson <rth@cygnus.com>
3084 * i386.h (CC1_SPEC): Typo -- use cc1_cpu.
3086 Sat Oct 9 23:26:55 1999 Jeffrey A Law (law@cygnus.com)
3088 * gcse.c (gcse_main): Avoid global optimizations if we have a
3089 large number of basic blocks and the ratio of edges to blocks
3091 (delete_null_pointer_checks): Likewise.
3093 Sat Oct 9 23:16:01 1999 Ken Raeburn <raeburn@mit.edu>
3095 * c-common.c (check_format_info): Warn if format string isn't a
3098 Sat Oct 9 23:04:02 1999 Jonathan Larmour <jlarmour@cygnus.co.uk>
3100 * configure.in (arm*-*-*): Don't let autoconf remove brackets
3101 * configure: regenerate
3103 Sat Oct 9 13:15:53 1999 Richard Henderson <rth@cygnus.com>
3105 * alpha.md (extendsidi2): Turn into a splitter. Allow f/f.
3106 If TARGET_FIX, allow r/f. Remove cvtlq unspec pattern.
3107 (peepholes): Re-enable.
3109 Sat Oct 9 12:18:16 1999 Richard Henderson <rth@cygnus.com>
3111 * Makefile.in (flow.o): Depend on TREE_H.
3112 * basic-block.h (REG_SET_EQUAL_P): New.
3115 (free_regset_vector): Remove declaration.
3116 (flow_delete_insn_chain): Declare.
3117 (enum update_life_extent): New.
3118 (update_life_info, count_or_remove_death_notes): Declare.
3119 * combine.c (distribute_notes) [REG_DEAD]: Stop search at bb->head.
3120 Verify register live at bb->global_live_at_start before adding USE.
3121 * flow.c (HAVE_epilogue, HAVE_prologue): Provide default.
3122 (CLEAN_ALLOCA): New.
3124 (PROP_*): New flags.
3125 (find_basic_blocks_1): Use alloc_EXPR_LIST.
3126 (clear_edges): Zero n_edges.
3127 (make_edge): Increment n_edges.
3128 (split_edge): Don't allocate bb->local_set. Increment n_edges.
3129 (flow_delete_insn_chain): Export.
3130 (delete_block): Decrement n_edges.
3131 (merge_blocks_nomove): Likewise.
3132 (life_analysis): Give life_analysis_1 PROP flags.
3133 (verify_wide_reg_1, verify_wide_reg): New.
3134 (verify_local_live_at_start): New.
3135 (update_life_info): Rewrite to call into propogate_block.
3137 (mark_regs_live_at_end): After reload, if epilogue as rtl,
3138 always mark stack pointer. Conditionally mark PIC register.
3139 After reload, mark call-saved registers, return regsiters.
3140 (life_analysis_1): Accept PROP flags not remove_dead_code.
3141 Call mark_regs_live_at_end before zeroing regs_ever_live.
3142 Use calculate_global_regs_live. Copy global_live_at_end before
3143 calling final propagate_block. Zero reg_next_use on exit.
3144 (calculate_global_regs_live): New.
3145 (allocate_bb_life_data): Don't allocate bb->local_set.
3146 (init_regset_vector, free_regset_vector): Remove.
3147 (propagate_block): Accept FLAGS not FINAL or REMOVE_DEAD_CODE.
3148 Test flags before every operation. Warn if prologue/epilogue insn
3149 would have been deleted.
3150 (mark_set_regs, mark_set_1): Accept and use FLAGS.
3151 Use alloc_EXPR_LIST.
3152 (mark_used_regs): Accept and use FLAGS, not FINAL.
3153 Remove special handling for RETURN.
3154 (try_pre_increment): Use alloc_EXPR_LIST.
3155 (dump_flow_info): Dump n_edges.
3156 (unlink_insn_chain, split_hard_reg_notes): Remove.
3157 (maybe_add_dead_note, maybe_add_dead_note_use): Remove.
3158 (find_insn_with_note, new_insn_dead_notes): Remove.
3159 (update_n_sets, sets_reg_or_subreg_1, sets_reg_or_subreg): Remove.
3160 (maybe_remove_dead_notes, prepend_reg_notes): Remove.
3161 (replace_insns): Remove.
3162 (count_or_remove_death_notes): New.
3163 (verify_flow_info): Abort on error after all checks.
3164 (remove_edge): Decrement n_edges.
3165 (remove_fake_edges): Tweek format.
3166 * haifa-sched.c (schedule_insns): Use split_all_insns.
3167 * output.h (update_life_info): Remove declaration.
3168 * recog.c (split_all_insns): From the corpse of split_block_insns,
3169 do the whole function block by block. Use update_life_info.
3170 (recog_last_allowed_insn): New.
3171 (recog_next_insn): Mind it.
3172 (peephole2_optimize): Set it. Walk backwards through blocks.
3173 Use update_life_info.
3174 * rtl.h (update_flow_info, replace_insns): Remove declarations.
3175 (split_all_insns): Declare.
3176 * toplev.c (rest_of_compilation): Thread prologue before flow2.
3177 Use split_all_insns.
3179 * i386.md (or -1 peep2s): Disable.
3181 Fri Oct 8 17:49:08 1999 Richard Henderson <rth@cygnus.com>
3183 * config/mips/mips.md (movstrsi+[123]) : Combine these into
3184 a single pattern. Scrap the 'd' versions as unnecessary.
3186 * config/mips/mips.md (tablejump_internal3,tablejump_mips161,
3187 tablejump_mips162,tablejump_internal4): The operands to a
3188 label_ref must be VOIDmode.
3190 Fri Oct 8 16:12:42 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3192 * configure.in (c-mbchar): Append, don't overwrite, `extra_c_flags'.
3194 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3196 * mips.c (mips_va_arg) [EABI]: Return addr_rtx.
3198 Fri Oct 8 11:58:34 1999 Richard Henderson <rth@cygnus.com>
3200 * lists.c (init_EXPR_INSN_LIST_cache): Don't need to zap the
3201 cache every function if ggc_p.
3203 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3205 * jump.c (duplicate_loop_exit_test): Use copy_insn/copy_insn_1
3206 instead of copy_rtx. Accept sequences that contain asm statements.
3207 * emit-rtl.c (copy_insn_1, copy_insn): New functions.
3208 (copy_insn_scratch_in, copy_insn_scratch_out, copy_insn_n_scratches,
3209 orig_asm_operands_vector, copy_asm_operands_vector,
3210 orig_asm_constraints_vecotr, copy_asm_constraints_vector): New static
3212 * rtl.h (copy_insn, copy_insn_1): Declare.
3214 Fri Oct 8 13:08:12 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3216 * Makefile.in (insn-recog.o): Depend on hard-reg-set.h and resource.h.
3218 * alpha.h (ASM_OUTPUT_MI_THUNK): Pass the correct number of
3219 arguments to `current_file_function_operand'.
3221 * genrecog.c: Include hard-reg-set.h and resource.h in the
3222 generated output file.
3224 * real.c: Include tm_p.h.
3226 Fri Oct 8 18:46:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3228 * i386.md (prologue_allocate_stack): Add '=' constraint letter on
3231 Thu Oct 7 23:06:50 1999 Richard Henderson <rth@cygnus.com>
3233 * rs6000.md (fix_truncdfsi2_internal+1): Emit a clobber
3234 before the fctiwz insn.
3236 Thu Oct 7 22:53:00 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3237 Mark Mitchell <mark@codesourcery.com>
3239 * tree.c (make_lang_type_fn): New funtion pointer.
3240 (make_lang_type): Call it.
3241 * tree.h (make_lang_type): Declare.
3242 (make_lang_type_fn): Likewise.
3243 * rs6000.c (rs6000_build_va_list): Use make_lang_type.
3245 Thu Oct 7 00:36:17 1999 Diego Novillo <dnovillo@cygnus.com>
3247 * config/rs6000/rs6000.c (secondary_reload_class): For TARGET_ELF
3248 make sure that HIGH instructions are copied into BASE_REGS.
3250 Thu Oct 7 17:02:34 1999 Jason Merrill <jason@yorick.cygnus.com>
3252 * expr.c (expand_expr, TARGET_EXPR): Set TREE_USED sooner.
3254 Thu Oct 7 17:01:58 1999 Greg McGary <gkm@gnu.org>
3256 * c-decl.c (finish_struct): Use simpler method of
3257 removing elements of a singly-linked list.
3259 Thu Oct 7 15:23:28 1999 Michael Meissner <meissner@cygnus.com>
3261 * alpha.md (peephole2's): Comment out peephole2's that generate
3264 Thu Oct 7 12:00:53 1999 Richard Henderson <rth@cygnus.com>
3266 * genrecog.c (add_to_sequence): Disable mode check for
3269 Thu Oct 7 20:14:16 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3271 * ggc-simple.c (init_ggc): Set empty_string.
3273 Thu Oct 7 01:13:15 1999 Richard Henderson <rth@cygnus.com>
3275 * configure.in: Detect mmap. Add --with-gc=foo to select
3276 garbage collector; default to page if mmap available.
3277 * Makefile.in (GGC): Substitute.
3279 Wed Oct 6 23:56:30 1999 Richard Henderson <rth@cygnus.com>
3281 * c-decl.c (ggc_p): Enable.
3283 Wed Oct 6 17:17:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3285 * flow.c (verify_flow_info): Make it extern & unconditionally define.
3287 1999-10-06 Brendan Kehoe <brendan@cygnus.com>
3289 * sparc/sp86x-elf.h (SUBTARGET_SWITCHES): Add missing doc
3290 string for little-endian-data.
3292 Wed Oct 6 16:10:35 1999 Michael Meissner <meissner@cygnus.com>
3294 * varray.h (VARRAY_CHECK): Fix up appropriate revision check, in
3295 case somebody tries to compile --enable-checking code with gcc
3298 Wed Oct 6 12:22:50 1999 Richard Henderson <rth@cygnus.com>
3300 * genrecog.c (add_to_sequence): Verify operand to label_ref is
3303 Wed Oct 6 10:21:15 1999 Richard Henderson <rth@cygnus.com>
3305 * genconfig.c (main): Disable HAVE_conditional_arithmetic.
3306 * jump.c (jump_optimize_1): Document why.
3308 Wed Oct 6 10:41:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3310 * collect2.c (scan_prog_file, scan_libraries): Prototype function
3311 pointers and casts for `int_handler' and `quit_handler'.
3313 * flow.c (verify_flow_info, split_hard_reg_notes,
3314 find_insn_with_note, sets_reg_or_subreg_1, prepend_reg_notes,
3315 remove_edge, remove_fake_successors): Add static prototypes.
3316 (verify_flow_info): Wrap with macro ENABLE_CHECKING.
3317 (mark_set_1): Initialize variable `regno'.
3318 (unlink_insn_chain): Likewise for variable `curr'.
3319 (remove_fake_edges): Remove unused variables `e', `tmp' and `last'.
3321 * loop.c (strength_reduce): Initialize variable
3322 `unrolled_insn_copies'.
3323 (cmp_combine_givs_stats, cmp_recombine_givs_stats): Add static
3324 prototypes. Change these functions to take const PTR parameters
3325 to avoid prototype conflict when used as the comparson argument
3327 (check_dbra_loop): Initialize variable `comparison_val'.
3329 * reload.c (debug_reload_to_stream, debug_reload): Add prototypes.
3330 (get_secondary_mem): Mark parameter `x' with ATTRIBUTE_UNUSED.
3331 (find_valid_class): Initialize variable `best_class'.
3332 (find_reloads): Call memcpy, not bcopy.
3334 * reload1.c (gen_mode_int, dump_needs): Add prototypes.
3335 (hard_reg_use_compare): Don't needlessly cast away const.
3336 (reload_reg_class_lower): Likewise.
3337 (choose_reload_regs): Initialize variable `regno'.
3339 Tue Oct 5 16:34:12 1999 Paul Burchard <burchard@pobox.com>
3341 * ggc-page.c (GGC_ALWAYS_COLLECT): Fix typo when undef'ing.
3343 Tue Oct 5 16:14:40 1999 Michael Meissner <meissner@cygnus.com>
3345 * libgcc1-test.c (toplevel): Include stddef.h to get size_t.
3346 ({,d}discard): Add forward declarations. Declare parameter as
3348 (main_without_main): Explicitly declare return type to be int.
3349 (memcpy): Properly declare.
3351 * libgcc2.c (toplevel): If inhibit_libc is defined and not
3352 building the trampoline support, declare malloc, free, and
3354 (__clear_cache): Mark arguments as potentially unused.
3356 * frame.c (toplevel): If inhibit_libc is defined, declare
3359 Tue Oct 5 12:00:32 1999 Richard Henderson <rth@cygnus.com>
3361 * flow.c (make_edge): Accept an optional 2D bitmap in which
3362 to cache edge existence. Update all callers.
3363 (make_label_edge, make_eh_edge): Pass through the edge cache.
3364 (make_edges): Provide the cache.
3366 Tue Oct 5 12:16:49 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3368 * mbchar.c (literal_codeset, local_mbtowc, local_mblen): Constify
3370 (local_mbtowc): Change the type of variable `i' from int to size_t.
3372 * mbchar.h (ISSJIS1, ISSJIS2): Use parens around && within ||.
3373 (local_mbtowc, local_mblen, literal_codeset): Constify a char*.
3375 Tue Oct 5 11:34:52 1999 Michael Meissner <meissner@cygnus.com>
3377 * ggc-common.c (toplevel): Reorder includes, so that ggc.h comes
3378 after other includes that define the appropriate types. Include
3379 tm_p.h for getting user prototypes.
3380 * ggc-callbacks.c (toplevel): Ditto.
3381 * ggc-none.c (toplevel): Ditto.
3382 * gcc-page.c (toplevel): Ditto.
3383 * ggc-simple.c (toplevel): Ditto.
3385 Mon Oct 4 16:48:16 1999 Diego Novillo <dnovillo@cygnus.com>
3386 Jonathan Larmour <jlarmour@cygnus.co.uk>
3388 * config/mips/mips.c (mips_move_2words): Split doubles if
3389 ISA >= 3, !TARGET_64BIT, and destination is not an FP register.
3391 Mon Oct 4 21:47:31 1999 Richard Henderson <rth@cygnus.com>
3393 * genrecog.c (struct decision_test): New.
3394 (struct decision): Remove test-related members, sort the rest by size.
3395 (IS_SPLIT): Simplify.
3396 (new_decision, new_decision_test): New.
3397 (add_to_sequence): Use them. No special handling for args of
3399 (maybe_both_true): Renamed from not_both_true; return sense changed.
3400 (maybe_both_true_1, maybe_both_true_2): New. Broken out
3401 of maybe_both_true and adjusted for decision_test.
3402 (position_merit): Remove.
3403 (nodes_identical, nodes_identical_1): New, broken out of merge_trees.
3404 (merge_accept_insn): New, broken out of merge_trees.
3405 (merge_trees): Use them. No special case for c_test; no node
3406 splitting; use test type instead of position_merit.
3407 (factor_tests): New.
3408 (simplify_tests): New.
3409 (break_out_subroutines): Don't write code now.
3410 (find_afterward): New.
3411 (write_afterward, write_switch, write_cond): New.
3412 (write_action, is_unconditional): New.
3413 (write_node): New. Use them.
3414 (write_tree_1): Rewrite. Use the new functions above.
3415 (write_tree): Remove afterward processing.
3416 (write_subroutine): Simplify function variant emission.
3417 (write_subroutines): New.
3418 (same_codes, clear_codes): Remove.
3419 (same_modes, clear_modes): Remove.
3420 (write_header): New, broken out of main.
3421 (make_insn_sequence): Use new_decision and new_decision_test.
3422 (process_tree): New, broken out of main.
3423 (main): Adjust for merge_trees interface change.
3424 Don't #define operands in the output file.
3425 (record_insn_name): New, broken out of make_insn_sequence.
3426 (debug_decision_2, debug_decision_1, debug_decision_0): New.
3427 (debug_decision): New.
3429 1999-10-04 21:58 -0700 Zack Weinberg <zack@bitmover.com>
3431 * resource.c (find_free_register): Mark class_str argument const.
3432 * resource.h: Update prototype to match.
3434 * i386.h (PREDICATE_CODES): Add entry for long_memory_operand.
3435 * i386.md: Give all anonymous insns names.
3437 Mon Oct 4 21:12:02 1999 Jeffrey A Law (law@cygnus.com)
3439 * flow.c (merge_blocks): Avoid assing BASIC_BLOCK for non-existent
3442 Mon Oct 4 21:01:39 1999 Richard Henderson <rth@cygnus.com>
3444 * toplev.c (dbr_sched_time): Unconditional.
3445 (peephole2_time): New.
3446 (compile_file): Add pass numbers to all of the dump file suffixes.
3447 Dump peephole2_time. Don't dump times for non-applicable passes.
3448 (rest_of_compilation): Add pass numbers to dump file suffixes.
3449 Conditionalize calls to the scheduler.
3450 * invoke.texi: Update.
3452 Mon Oct 4 20:25:13 1999 Anthony Green <green@cygnus.com>
3454 * flow.c (make_edges): Fix insn iteration.
3455 (find_basic_blocks): Assign NULL_RTX, not 0, to rtx.
3456 (find_basic_blocks_1): Fix spelling mistake.
3458 Mon Oct 4 16:56:11 1999 Richard Henderson <rth@cygnus.com>
3460 * tree.c (build1): Set TREE_SIDE_EFFECTS for expressions that
3461 always have side-effects. Use memset not bzero.
3462 (make_node): Likewise.
3464 Mon Oct 4 16:22:20 1999 Mark Mitchell <mark@codesourcery.com>
3466 * stmt.c (expand_anon_union_decl): When any of the elements of the
3467 union is addressable, so is the entire union.
3469 Mon Oct 4 11:38:33 1999 Richard Henderson <rth@cygnus.com>
3471 * sbitmap.c (sbitmap_ones): Don't set too many bits.
3473 * bitmap.h (enum bitmap_bits): Add BITMAP_XOR.
3474 * bitmap.c (bitmap_operation): Return true iff TO changed.
3475 (bitmap_equal_p): New.
3476 (bitmap_bit_p): Tidy arithmetic.
3477 (debug_bitmap_file): Likewise.
3479 Mon Oct 4 11:28:37 1999 Richard Henderson <rth@cygnus.com>
3481 * toplev.c (rest_of_compilation): Turn on cse_not_expected
3482 before cse2 instead of after.
3484 Mon Oct 4 09:55:17 1999 Stan Cox <scox@cygnus.com>
3486 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Let leasi/liadi handle large
3489 Mon Oct 4 08:54:12 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3491 * cppinit.c (is_idchar initializer): Loosen tests to accept
3494 Mon Oct 4 02:31:20 1999 Mark Mitchell <mark@codesourcery.com>
3496 * mips.md: Define conditional move patterns for floating point
3497 operands and DI mode conditions.
3499 Mon Oct 4 02:12:41 1999 Mark Mitchell <mark@codesourcery.com>
3501 * tree.c (make_node): Set TREE_SIDE_EFFECTS for expressions that
3502 always have side-effects.
3504 Sun Oct 3 14:14:16 1999 Jeffrey A Law (law@cygnus.com)
3506 * mn10200.c (asm_file_start): Fix typo.
3508 * cppinit.c (is_idchar initializer): Tighten tests for when
3509 to put the table into initialized memory.
3511 * ggc-none.c (ggc_alloc_rtvec): An rtvec is an array of rtx,
3512 not an array of rtunion.
3513 * gcc-page.c (ggc_alloc_rtvec): Similarly.
3514 * gcc-simple (ggc_free_rtvec): Similarly.
3516 * genattrtab.c (simplify_cond): Make TESTS an array of rtxs, instead
3519 * mbchar.h: Add missing #endif.
3521 * t-fr30 (LIB2FUNCS_EXTRA): Remove definition.
3522 (FPBIT, DPBIT): Define.
3524 Sun Oct 3 12:44:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3526 * print-tree.c (print_node, indent_to): Remove redundant prototypes.
3528 * profile.c (instrument_arcs, output_gcov_string,
3529 tablejump_entry_p): Add static prototypes.
3530 (output_gcov_string): Constify a char*.
3532 * regmove.c (replacement_quality, fixup_match_2): Add static
3535 * resource.h (reg_dead_p): Add extern prototype.
3537 * rtl.c (trim_filename): Add static prototype.
3539 * scan-decls.c (skip_to_closing_brace): Likewise.
3541 * stmt.c (expand_decl_cleanup_no_eh): Hide definition.
3542 (expand_end_case): Initialize variable `range'.
3543 (emit_case_nodes): Remove unused prototype `rtx_fn'.
3545 * varasm.c (asm_emit_uninitialised): Add static prototype.
3546 (asm_emit_uninitialised, assemble_variable): Mark parameter with
3549 Sun Oct 3 12:24:52 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3551 * cpplib.c (if_directive_nameo): Add static prototype.
3553 * cse.c (cse_insn): Remove unused variable `p'.
3555 * except.c (create_rethrow_ref, push_entry,
3556 receive_exception_label, new_eh_region_entry, find_func_region,
3557 clear_function_eh_region, process_nestinfo): Add static prototypes.
3558 (get_reg_for_handler): Hide definition.
3559 (process_nestinfo): Initialize variable `extra_handlers'.
3561 * expr.h (expand_builtin_longjmp): Add extern prototype.
3563 * final.c (final_addr_vec_align, align_fuzz): Add static prototypes.
3565 * function.c (prepare_function_start): Likewise.
3566 (pop_function_context_from): Mark parameter `context' with
3568 (push_temp_slots_for_block, flush_addressof): Hide definition.
3570 * gcov.c (init_arc, reverse_arcs, create_program_flow_graph,
3571 solve_program_flow_graph, calculate_branch_probs,
3572 function_summary, main, fancy_abort): Add prototypes.
3574 * gen-protos.c (add_hash, parse_fn_proto, main): Likewise.
3575 (add_hash): Constify a char*.
3577 * ggc-common.c (ggc_mark_rtx_ptr, ggc_mark_tree_ptr,
3578 ggc_mark_tree_varray_ptr, ggc_mark_tree_hash_table_ptr,
3579 ggc_mark_string_ptr, ggc_mark_tree_hash_table_entry): Add prototypes.
3581 * integrate.c (expand_inline_function_eh_labelmap): Likewise.
3583 * lists.c (free_list, zap_lists): Likewise.
3585 Sun Oct 3 12:05:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * alias.c (nonlocal_reference_p): Add static prototype.
3589 * bitmap.c (bitmap_element_allocate): Prototype args in function
3592 * builtins.c (stabilize_va_list): Add static prototype.
3593 (expand_builtin_va_arg): Constify a char*.
3595 * c-lex.c (getch, put_back, extend_token_buffer_to,
3596 read_line_number, token_getch, token_put_back): Add static
3599 * c-parse.gperf (hash, is_reserved_word): Likewise.
3601 * cccp.c (is_dir_separator): Likewise.
3603 Sat Oct 2 16:07:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3605 * graph.h: New file to prototype functions exported by graph.c.
3607 * Makefile.in (graph.o, toplev.o): Depend on graph.h.
3609 * graph.c: Include graph.h.
3611 * toplev.c: Likewise. Remove redundant prototypes.
3613 Sat Oct 2 11:28:33 1999 Krister Walfridsson <cato@df.lth.se>
3615 * invoke.texi: Removed duplicated description for -Q.
3617 Sat Oct 2 11:16:00 1999 Jim Kingdon <http://developer.redhat.com>
3619 * extend.texi: Grammar fix in __extension__ text.
3621 Sat Oct 2 11:06:31 1999 Richard Henderson <rth@cygnus.com>
3623 * md.texi (define_peephole2): New section.
3625 Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
3627 * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
3628 (mov $-1 to or peepholer): Enable for pentium when optimizing for
3631 Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
3633 * builtins.c (expand_builtin_strlen): Fix best mode searching loop.
3635 Sat Oct 2 10:53:22 1999 Jan Hubicka <hubicka@freesoft.cz>
3637 * i386.md (ffs expander): Emit Pentium friendly code for
3640 Sat Oct 2 02:48:21 1999 Mark P. Mitchell <mark@codesourcery.com>
3642 * tree.c (build): Don't look at TREE_SIDE_EFFECTS or TREE_RAISES
3646 Fri Oct 1 18:01:11 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3648 * i386elf.h (TARGET_DEFAULT): Use symbolic constants.
3650 Fri Oct 1 12:42:53 1999 Andreas Schwab <schwab@suse.de>
3652 * config/m68k/m68k.c (use_return_insn): Return false if the pic
3655 Fri Oct 1 10:56:06 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3657 * md.texi (No Constraints): Delete section.
3658 * Makefile.in (genattrtab.o): Don't depend on "insn-config.h".
3659 * final.c (final_scan_insn): We always have register constraints.
3660 * genattrtab.c: Don't include "insn-config.h".
3661 (write_attr_case): We always have register constraints.
3662 * genconfig.c (register_constraint_flag): Delete.
3663 (walk_insn_part): Don't check whether we have register constraints.
3664 (main): Don't write out "#define REGISTER_CONSTRAINTS".
3665 * genoutput.c (have_constraints): Delete.
3666 (main): Don't set it.
3667 (output_operand_data): We always have constraints.
3668 (scan_operands): Likewise.
3669 (compare_operands): Likewise.
3670 * local-alloc.c (block_alloc): We always have constraints.
3671 (requires_inout): Always compile this function.
3672 * recog.c (extract_insn): We always have constraints.
3673 (constrain_operands, reg_fits_class_p): Always compile these
3675 * recog.h (struct recog_data): Delete non-REGISTER_CONSTRAINTS
3677 (struct insn_operand_data): Likewise.
3678 * regclass.c (regclass): We always have constraints.
3679 (record_reg_classes, copy_cost, record_address_regs,
3680 auto_inc_dec_reg_p): Always compile these functions.
3681 * regmove.c (regmove_optimize): We always have constraints.
3682 * reload.c (find_reloads): Likewise.
3683 * reload1.c (reload): Likewise.
3684 (reload_cse_simplify_operands): Likewise.
3685 * i860.c (output_delay_insn): Likewise.
3687 Thu Sep 30 23:04:41 1999 Mark P. Mitchell <mark@codesourcery.com>
3689 * iris6.h (BUILD_VA_LIST_TYPE): Define.
3691 Thu Sep 30 18:44:50 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
3693 * rs6000.c (rs6000_build_va_list): Create a TYPE_DECL node
3694 for the va_list record.
3696 Thu Sep 30 18:34:54 1999 Jan Hubicka <hubicka@freesoft.cz>
3698 * i386.c (ix86_adjust_cost): Ignore false ebp dependencies in
3701 Thu Sep 30 18:31:36 1999 Jan Hubicka <hubicka@freesoft.cz>
3703 * alias.c: Include insn-flags.h.
3704 * Makefile.in (alias.o): Update.
3706 Thu Sep 30 18:21:30 1999 Jan Hubicka <hubicka@freesoft.cz>
3708 * i386.c (ix86_expand_int_movcc): Convert LEU and GTU comparisons
3709 to LTU and GEU. Handle more cases using sbb.
3711 Thu Sep 30 18:18:39 1999 Jan Hubicka <hubicka@freesoft.cz>
3713 * i386.md (truncatexfdf splitters): Do not use subreg.
3714 (fop XFmode patterns): Fix mode in operand testing.
3716 Thu Sep 30 18:04:13 1999 Richard Henderson <rth@cygnus.com>
3718 * jump.c (jump_optimize_1): Amend last change to test only the
3719 form of the operand, not the insn.
3721 * jump.c (jump_optimize_1) [conditional_move]: Use general_operand
3722 not register_operand to determine when B may need preloading.
3724 Thu Sep 30 17:39:16 1999 Richard Henderson <rth@cygnus.com>
3726 * alpha.md (*): Use nonimmediate not general_operand for SET_DEST.
3727 (ffsdi2, extxl, insxh, mskxh): Add missing DImode to SET_SRC.
3728 (call-value patterns): Move to end of file.
3729 (*): Remove mode from label_ref in (pc) context.
3730 (movstrqi): Use memory not general_operand for BLKmode operands.
3731 (prologue_stack_probe_loop, builtin_longjmp): Add missing mode
3732 to register_operand operands.
3733 (peep2 patterns): Convert from commented-out peephole patterns.
3735 Thu Sep 30 14:39:17 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3737 * tree.h (enum built_in_function): Rename BUILT_IN_DWARF_REG_SIZE
3738 to BUILT_IN_INIT_DWARF_REG_SIZES.
3739 * builtins.c (expand_builtins, case BUILT_IN_INIT_DWARF_REG_SIZES):
3740 Renamed from BUILT_IN_DWARF_REG_SIZE; call
3741 expand_builtin_init_dwarf_reg_sizes.
3742 * c-decl.c (init_decl_processing): Replace __builtin_dwarf_reg_size
3743 with __builtin_init_dwarf_reg_size_table.
3744 * dwarf2out.c (struct reg_size_range): Delete.
3745 (expand_builtin_init_dwarf_reg_sizes): New function.
3746 (expand_builtin_dwarf_reg_size): Delete.
3747 * except.h (expand_builtin_init_dwarf_reg_sizes): Declare.
3748 (expand_builtin_dwarf_reg_size): Don't declare.
3749 * libgcc2.c (dwarf_reg_size_table_initialized): New.
3750 (dwarf_reg_size_table): New.
3751 (init_reg_size_table): New function.
3752 (copy_reg): Use dwarf_reg_size_table.
3753 (eh_context_initialize): Make sure dwarf_reg_size_table is initialized
3756 Thu Sep 30 05:40:34 1999 Richard Earnshaw <rearnsha@arm.com>
3758 * c-lang.c (finish_file case ndef ASM_OUTPUT_{CON,DE}STRUCTOR):
3759 Correctly build argument list to constructor and destructor functions.
3761 Thu Sep 30 00:13:27 1999 Dirk Zoller <duz@rtsffm.com>
3763 * c-tree.h (warn_float_equal): Declare.
3764 * c-decl.c (warn_float_equal): Define.
3765 (c_decode_option): Recognize -W[no-]float-equal.
3766 * c-typeck.c (build_binary_op): Conditionally warn
3767 about equality tests of floating point types.
3768 * toplev.c (documented_lan_options): Add -W[no-]float-equal.
3769 * invoke.texi: Add docs for -Wfloat-equal warning.
3771 Wed Sep 29 23:43:39 1999 Jeffrey A Law (law@cygnus.com)
3773 * h8300.h (INIT_TARGET_OPTABS): Use init_one_optab instead of
3774 generating RTL directly.
3775 * mips.h (INIT_TARGET_OPTABS): Likewise.
3776 * mn10200.h (INIT_TARGET_OPTABS): Likewise.
3778 * expr.h (init_mov_optab): Delete declaration
3780 * h8300.c (WORD_REG_USED): Update to avoid useless register
3781 saves in interrupt functions and functions which never return.
3783 * cse.c (struct set): Delete inner_dest_loc field.
3784 (cse_insn): Remove assignments to inner_dest_loc field.
3786 Wed Sep 29 16:06:20 1999 Richard Henderson <rth@cygnus.com>
3788 * ggc-page.c: Don't include <unistd.h> etc taken care of
3789 by "system.h". Include <sys/mman.h> afterward.
3791 Wed Sep 29 16:05:18 1999 Richard Henderson <rth@cygnus.com>
3793 * rs6000.c (rs6000_encode_section_info): If ggc_p, use
3796 Tue Sep 28 16:45:40 1999 David Edelsohn <edelsohn@gnu.org>
3798 * xcoffout.c (xcoffout_declare_function): Add documentation.
3799 * rs6000.c (num_insns_constant_wide): Use TARGET_POWERPC64 not
3800 TARGET_64BIT. Compare constant to -1, not bit pattern.
3801 (easy_fp_constant): Use TARGET_POWERPC64 not TARGET_64BIT.
3802 (expand_block_move): Allow 8 DImode loads for PowerPC64. Fix
3805 Tue Sep 28 16:43:14 1999 Nick Clifton <nickc@cygnus.com>
3807 * dwarf2out.c (add_abstract_origin_attribute): Abort if
3809 (gen_inlined_enumeration_type_die): Do not abort if the type has
3810 not been writeen out.
3811 (gen_inlined_structure_type_die): Do not abort if the type has
3812 not been writeen out.
3813 (gen_inlined_union_type_die): Do not abort if the type has
3814 not been writeen out.
3815 (gen_tagged_type_instantiation_die): Do not abort if the type
3816 has not been written out.
3818 Tue Sep 28 14:33:47 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3820 * c-decl.c (init_decl_processing): If MD_INIT_BUILTINS is defined,
3822 * reg-stack.c (straighten_stack): Copy hard reg set with
3825 Tue Sep 28 01:11:05 1999 Richard Henderson <rth@cygnus.com>
3827 * builtins.c (stabilize_va_list): Stabilize array type va_list
3828 to a pointer type, not the base record type.
3829 (expand_builtin_va_copy): Dereference the pointers explicitly;
3830 use the correct size for the copy.
3832 * rs6000.c (rs6000_va_start): Dereference valist to get to the record.
3833 (rs6000_va_arg): Likewise.
3835 Mon Sep 27 23:27:21 1999 Richard Henderson <rth@cygnus.com>
3837 * rtl.h (struct rtx_def): Move gc_mark to align mode field.
3839 Mon Sep 27 23:20:29 1999 Mark Mitchell <mark@codesourcery.com>
3841 * tree.h (struct tree_decl): Use `bclass', not `class', in name of
3843 (DECL_BUILT_IN_CLASS): Adjust accordingly.
3845 Mon Sep 27 23:03:16 1999 Richard Henderson <rth@cygnus.com>
3847 * ggc-page.c (GGC_MIN_LAST_ALLOCATED): New.
3848 (init_ggc): Use it instead of a constant.
3849 (ggc_collect): Bound allocated_last_gc by it.
3851 Mon Sep 27 19:06:04 1999 Jeffrey A Law (law@cygnus.com)
3853 * fixinc/fixinc.irix (stdio.h): Hack stdio.h to avoid problems
3856 Mon Sep 27 19:40:17 CEST 1999 Marc Espie <espie@cvs.openbsd.org>
3858 * configure.in (mips*el-*-openbsd*): Don't duplicate default settings.
3859 (mips*-*-openbsd*): Let big endian configuration be a fragment.
3861 * config/mips/openbsd.h: New, OpenBSD little endian target.
3862 * config/mips/openbsd-be.h: New, OpenBSD big endian target fragment.
3863 * config/mips/xm-openbsd.h: New, OpenBSD host.
3865 Mon Sep 27 10:28:48 1999 Andreas Schwab <schwab@suse.de>
3867 * config/m68k/m68k.c (output_function_prologue,
3868 output_function_epilogue): Use
3869 current_function_uses_pic_offset_table instead of regs_ever_live
3870 to decide whether to save/restore pic register.
3871 (legitimize_pic_address): Don't modify regs_ever_live any more.
3873 Sun Sep 26 10:55:36 1999 Mark Mitchell <mark@codesourcery.com>
3875 * function.h (struct function): Add x_dont_save_pending_sizes_p.
3876 * stor-layout.c (variable_size): Don't add sizes to the pending
3877 sizes list if x_dont_save_pending_sizes_p is set.
3879 Sun Sep 26 16:36:52 1999 Robert Lipe (robertlipe@usa.net)
3881 * config/i386/dgux.h (SELECT_RTX_SECTION): Provide dummy argument
3882 for symbolic_operand().
3883 * config/i386/sco5.h (SELECT_RTX_SECTION): Likewise.
3885 Sun Sep 26 07:37:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3887 * combine.c (gen_rtx_combine): Add missing call to va_end().
3889 * final.c (asm_fprintf): Likewise.
3891 * genattrtab.c (attr_rtx): Likewise.
3893 Sat Sep 25 13:11:07 1999 Jeffrey A Law (law@cygnus.com)
3895 * cse.c: Update comments.
3896 (cse_insn): When converting a conditional/computed jump into
3897 an unconditional jump, always make sure a BARRIER immediately
3898 follows the converted jump. Do not delete unreachable code.
3899 (cse_basic_block): Do not delete unreachable code.
3900 * toplev.c (rest_of_compilation): Move call to
3901 delete_trivially_dead_insns after the conditional call to
3904 Sat Sep 25 09:03:17 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3906 * collect2.c (make_temp_file): Don't prototype.
3908 * gcc.c (make_temp_file): Likewise.
3910 * mips.c (mips_make_temp_file): Renamed from `make_temp_file'.
3912 Sat Sep 25 13:42:15 1999 Nick Clifton <nickc@cygnus.com>
3914 * varasm.c (asm_emit_uninitialised): New function: Generate
3915 the assembler statements necessary to declare an uninitialised
3917 (ASM_EMIT_LOCAL): New macro: Emit a local, uninitialised
3919 (ASM_EMIT_BSS): New macro: Emit an entry in the bss section.
3920 (ASM_EMIT_COMMON): New macro: Emit an entry in the common
3922 (assemble_variable): Use asm_emit_uninitialised to emit an
3923 uninitialised variable.
3925 Fri Sep 24 17:10:56 1999 Nick Clifton <nickc@cygnus.com>
3927 * combine.c (simplify_comparison): Cope with downshifting a 32 bit
3928 constant on a 64 bit host. Patch supplied by Geoffrey Keating
3929 <geoffk@cygnus.com>.
3931 Fri Sep 24 10:48:10 1999 Bernd Schmidt <bernds@cygnus.co.uk>
3933 * builtins.c (expand_builtin): Use MD_EXPAND_BUILTIN if defined.
3934 * c-common.h (builtin_function): Don't declare.
3936 * c-decl.c (duplicate_decls): Use DECL_BUILT_IN_CLASS rather than
3938 (pushdecl): Likewise.
3939 (finish_decl): Likewise.
3940 (builtin_function): New arg CLASS. Arg FUNCTION_CODE now of type
3941 int. All callers changed.
3942 Set the builtin's DECL_BUILT_IN_CLASS.
3943 * tree.h (enum built_in_class): New.
3944 (enum built_in_function): Delete NOT_BUILT_IN.
3945 (DECL_FUNCTION_CODE): The corresponding field in tree_decl is now
3947 (DECL_SET_FUNCTION_CODE): Likewise.
3948 (DECL_BUILT_IN_CLASS): New macro.
3949 (DECL_BUILT_IN): Use DECL_BUILT_IN_CLASS.
3950 (struct tree_decl): Split builtin function code field into a
3952 (builtin_function): Declare.
3954 Fri Sep 24 01:45:05 1999 Mark Mitchell <mark@codesourcery.com>
3956 * optabs.c (init_traps): Fix typo in last change.
3958 Fri Sep 24 01:10:11 1999 Mark Mitchell <mark@codesourcery.com>
3960 * toplev.c (rest_of_decl_compilation): Update comment.
3962 Fri Sep 24 11:57:06 1999 Geoffrey Keating <geoffk@cygnus.com>
3964 * config/mips/elf.h (ASM_OUTPUT_ALIGNED_BSS): Put the symbol
3965 in .sbss if appropriate.
3966 (EXTRA_SECTION_FUNCTIONS): Add sbss.
3967 (SBSS_SECTION_ASM_OP): New macro.
3968 * config/mips/linux.h (EXTRA_SECTION_FUNCTIONS): Add sbss.
3969 (EXTRA_SECTIONS): Add in_sbss.
3970 * config/mips/mips.h: Prototype sbss_section.
3972 Thu Sep 23 18:18:55 1999 Mark Mitchell <mark@codesourcery.com>
3974 * stmt.c (expand_start_bindings): Don't allow cleanup instructions
3977 Thu Sep 23 18:07:01 1999 Mark Mitchell <mark@codesourcery.com>
3979 * optabs.c (init_traps): Register trap_rtx as a GC root.
3981 Thu Sep 23 17:41:47 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
3983 * config/mips/mips.c (function_arg_pass_by_reference): Define
3984 unconditionally, since it's called unconditionally.
3986 Thu Sep 23 13:40:02 1999 Jason Merrill <jason@yorick.cygnus.com>
3988 * toplev.c (documented_lang_options): Add -fshort-wchar.
3989 * c-decl.c (c_decode_option): Likewise.
3990 (init_decl_processing): If -fshort-wchar, use 'short unsigned int'
3992 * c-common.c, c-lex.c: Get WCHAR_TYPE_SIZE from wchar_type_node.
3993 * gcc.c (default_compilers): If -fshort-wchar,
3994 override __WCHAR_TYPE__.
3995 * tm.texi (C Dialect Options): Add -fshort-wchar.
3997 * dwarf2out.c (output_aranges): Use DW_AT_location to find the
3998 symbol for a variable.
4000 * cpplib.h (CPP_PREPROCESSED): New macro.
4001 * cpplib.c (handle_directive): Don't complain about `# NUMBER' if
4002 we're seeing this input for a second time.
4004 Thu Sep 23 12:54:49 1999 Alex Samuel <samuel@codesourcery.com>
4006 * emit-rtl.c (init_emit_once): Initialize modes first.
4008 Sun Sep 19 01:23:23 1999 Alex Samuel <samuel@codesourcery.com>
4010 * config/i386/i386.c (pic_label_name): Change to char pointer.
4011 (global_offset_table): New variable.
4012 (load_pic_register): Fill global_offset_table if it hasn't
4013 already been done. Allocate pic_label_name dynamically.
4014 * ggc.h (empty_string): New variable.
4015 * ggc-simple.c (empty_string): Likewise.
4016 (init_ggc): Allocate empty_string and add as root.
4017 * stmt.c (digit_strings): New variable.
4018 (init_stmt): Add last_block_end_note as root. Allocate and
4019 initialize digit_strings.
4020 (expand_asm_operands): Use empty_string instead of string
4021 constant. Use digit_strings instead of string constants.
4022 * profile.c (init_arc_profiler): Allocate string with
4023 ggc_alloc_string instead of xmalloc.
4024 (output_func_start_profiler): Likewise.
4025 * c-typeck.c (digest_init): Check if init is error_mark_node.
4027 Thu Sep 23 12:59:14 1999 Alex Samuel <samuel@codesourcery.com>
4028 Richard Henderson <rth@cygnus.com>
4030 * ggc-page.c: New file.
4031 * Makefile.in (ggc-page.o): New.
4033 Thu Sep 23 13:55:21 1999 Jeffrey A Law (law@cygnus.com)
4035 * invoke.texi: Document -fdelete-null-pointer-checks
4036 * toplev.c (flag_delete_null_pointer_checks): New.
4037 (f_options): Add entry for -fdelete-null-pointer-checks.
4038 (rest_of_compilation): Conditionalize null pointer check
4039 elimination on flag_delete_null_pointer_checks.
4040 (main): If -O2 or greater, enable -fdelete-null-pointer-checks
4042 1999-09-23 10:56 -0700 Zack Weinberg <zack@bitmover.com>
4044 * iso646.h, stdarg.h, stdbool.h, stddef.h, varargs.h: Add
4045 copyright notice and special exception to GPL.
4047 Thu Sep 23 13:40:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4049 * abi64.h (mips_function_value): Add prototype arguments.
4051 * mips-protos.h: New file with mips prototypes.
4053 * mips.c: Include "tm_p.h".
4054 (mktemp, lookup_name): Add prototype arguments.
4055 (extern_list, string_constant, mips_fill_delay_slot,
4056 mips_output_external, mips_output_external_libcall,
4057 mips_output_filename, mips_declare_object, function_prologue,
4058 mips_expand_prologue, function_epilogue, mips16_constant,
4059 build_mips16_function_stub, mips_output_conditional_branch):
4061 (mips_va_start): Remove unused variable `u'.
4062 (mips_va_arg): Cast value to unsigned when comparing against one.
4064 (save_restore_insns, mips_expand_prologue): Add missing arg in
4065 call to `large_int'.
4067 * mips.h: Move prototypes to mips-protos.h.
4068 (data_section, memory_address_p, rdata_section,
4069 readonly_data_section, simple_epilogue_p, text_section): Delete
4070 prototypes delcared elsewhere.
4071 (mips_epilogue_delay_slots, print_options): Delete unused decls.
4073 (GO_PRINTF, GO_PRINTF2): Call fprintf, not trace.
4075 * mips.md: Delete extra args in call to `mips_move_2words'.
4077 * xm-iris6.h (alloca): Add prototype argument.
4079 * genpeep.c: Include "tm_p.h" in generated output file.
4081 Thu Sep 23 10:36:55 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4083 * basic-block.h (find_edge_index): Change parameters.
4084 * flow.c (verify_edge_list): Pass basic_block parameters to
4085 find_edge_index instead of integers.
4087 Thu Sep 23 15:54:12 1999 Nick Clifton <nickc@cygnus.com>
4089 * combine.c (simplify_comparison): Use an unsigned shift to adjust
4092 Thu Sep 23 08:46:21 1999 Guy Harris <guy@netapp.com>
4094 * gcc.1: Fix a formatting error.
4096 Wed Sep 22 16:10:21 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4098 * install.texi (Configurations): Remove pyramid. Add fr30, i686,
4099 i786, mn10200, mn10300, pdp11, v850.
4101 Thu Sep 23 07:37:13 1999 Dan Nicolaescu <dann@ics.uci.edu>
4103 * libgcc2.c (num_digits): Add prototype with
4104 __attribute__((const)).
4105 (__terminate): Add prototype.
4107 Thu Sep 23 05:32:06 1999 Richard Henderson <rth@cygnus.com>
4109 * builtins.c, dbxout.c, varasm.c: Include tm_p.h.
4111 * alpha/alpha.c (print_operand): Fix type of `code'.
4112 (alpha_output_filename): Constify.
4113 * alpha/alpha.h: Move all function declarations ...
4114 * alpha/alpha-protos.h: ... here. New file.
4115 * alpha/elf.h (CONST_SECTION_FUNCTION): Prototype the function.
4116 (SECTION_FUNCTION_TEMPLATE): Likewise.
4118 Thu Sep 23 11:15:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4120 * expmed.c (do_cmp_and_jump): Pass ccp_jump to can_compare_p.
4121 * expr.c (expand_expr): Likewise.
4122 (do_jump): Likewise.
4123 (do_store_flag): Pass ccp_store_flag to can_compare_p.
4124 * expr.h (enum optab_index): Add cbranch, cmov, cstore optabs and
4126 (enum can_compare_purpose): New.
4127 (can_compare_p): Adjust prototype.
4128 (prepare_cmp_insn, prepare_operand): Declare.
4129 * genopinit.c (optabs): Add cbranch_optab, cmov_optab, cstore_optab.
4130 * optabs.c (cmp_available_p): Deleted.
4131 (expand_abs): Pass ccp_jump to can_compare_p.
4132 (can_compare_p): New arg PURPOSE. Check for combined optabs.
4133 (prepare_cmp_insn): No longer static. Add arg PURPOSE.
4134 Call can_compare_p rather than cmp_available_p.
4135 (prepare_operand): No longer static.
4136 (emit_cmp_and_jump_insn): Check for and use cbranch patterns.
4137 (emit_cmp_and_jump_insns): Pass ccp_jump to prepare_cmp_insn.
4138 (expand_float): Fix a slightly broken emit_cmp_insn/emit_jump_insn
4139 sequence to use emit_cmp_and_jump_insns.
4140 (init_optabs): Initialize cbranch_optab, cmov_optab, cstore_optab.
4142 Wed Sep 22 17:58:01 1999 Stan Cox <scox@cygnus.com>
4144 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Don't accept large
4145 register offsets; let LEGITIMIZE_ADDRESS load it into a register.
4146 (LEGITIMIZE_ADDRESS): Use plus_constant to avoid
4147 (plus (reg) (const_int 0))
4148 * mips.md (call_internal3c): New pattern for -mips16 -mlong-calls.
4150 Wed Sep 22 17:55:31 1999 David Edelsohn <edelsohn@gnu.org>
4152 * rs6000.c (expand_block_move): DImode loads and stores require
4153 word-aligned displacements. Increment address registers with
4154 adddi3 on 64-bit platform. Use TARGET_POWERPC64 not TARGET_64BIT.
4156 Wed Sep 22 17:35:55 1999 Michael Meissner <meissner@cygnus.com>
4158 * dwarf2out.c (base_type_die): Use the name __unknown__ if there
4159 is no name for the base type, rather than segfault. If we are
4160 writing out a complex integer type, use DW_ATE_lo_user.
4162 * expr.c (emit_move_insn_1): If we are copying a complex that fits
4163 in one word or less (complex char, complex short, or on 64 bit
4164 systems complex float) to/from a hard register, copy it through
4165 memory instead of dying in gen_{real,imag}part. If we have a
4166 short complex type, prevent inlining since it allocates stack
4169 * tree.c (build_complex_type): If we are writing dwarf2 output,
4170 generate a name for complex integer types.
4172 Wed Sep 22 11:34:08 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4174 * basic-block.h (add_noreturn_fake_exit_edges): Use correct name.
4175 * flow.c (remove_edge): Remove extra whitespace.
4176 (remove_fake_edges): Fix comment.
4177 (add_noreturn_fake_exit_edges): Use the correct name.
4179 Wed Sep 22 16:12:40 BST 1999 Nathan Sidwell <nathan@acm.org>
4181 * Makefile.in (INTL_MOSTLYCLEAN, INTL_CLEAN): New variables.
4182 (mostlyclean): Depend on INTL_MOSTLYCLEAN.
4183 (clean): Depend on INTL_CLEAN.
4184 (maintainer-clean): Adjust.
4186 Wed Sep 22 10:18:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4188 * configure.in (AC_PREREQ): Bump to 2.13.
4189 (AC_C_STRINGIZE): Call this instead of using a custom macro.
4191 * gansidecl.h (HAVE_STRINGIZE): Define, if stage2 gcc && __STDC__.
4193 * system.h (HAVE_STRINGIZE): Test this instead of HAVE_CPP_STRINGIFY.
4195 * acconfig.h (HAVE_CPP_STRINGIFY): Delete.
4197 * alpha/xm-vms.h (HAVE_CPP_STRINGIFY): Delete.
4198 (HAVE_STRINGIZE): Define.
4200 Wed Sep 22 06:25:15 1999 Jim Kingdon <http://developer.redhat.com>
4202 * c-parse.in: save and restore warn_pointer_arith on __extension__
4203 along with pedantic.
4204 (SAVE_WARN_FLAGS, RESTORE_WARN_FLAGS): Added.
4205 Set the type of extension to itype rather than $<itype>1 kludge.
4206 * extend.texi (Alternate Keywords): Adjust documentation.
4207 * c-parse.c, c-parse.y, objc-parse.c, objc-parse.y: Rebuilt.
4209 Wed Sep 22 06:06:57 1999 Jeffrey A Law (law@cygnus.com)
4211 * pa.c, pa.h, pa.md: Support multiple assembler dialects in
4212 most assembler templates.
4214 * pa.c (hppa_legitimize_address): Handle full offsets for PA2.0
4215 FP loads and stores.
4216 (following_call): Always return zero for the PA8000.
4217 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Handle full offsets for PA2.0
4218 FP loads and stores.
4219 (LEGITIMIZE_RELOAD_ADDRESS): Similarly.
4221 * pa.h (BRANCH_COST): Define.
4223 * pa.md (return, return_internal): Use bve for PA2.0.
4225 * pa.md (fused multiply): Add variants which reduce height for the
4226 fused multiply, but which still generate 2 insns.
4227 (fnegabs): Similarly.
4229 * pa.md (subsi3): Turn into an expander. Create two anonymous
4230 patterns. One for PA2.0 one for PA1.x. Use mtsarcm for PA2.0.
4231 * pa.h (EXTRA_CONSTRAINT): Handle 'S'.
4233 * pa.md (floatunssisf2, floatunssidf2): Generate different RTL
4235 (floatunssidf2_pa20, floatunssisf2_pa20): New patterns for PA2.0
4237 (floatunsdisf2, floatunsdidf2, fixuns_truncsfsi2): Likewise.
4238 (fixuns_truncdfsi2, fixuns_truncsfdi2, fixuns_truncdfsi2): Likewise.
4240 * regclass.c (init_regs): Add "top_of_stack" as a garbage
4243 * flow.c (record_active_eh_regions): Terminate loop after finding
4244 the last insn in the last basic block.
4246 Wed Sep 22 20:25:00 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4248 * config/c4x/c4x.md: Delete parallel instruction peepholes.
4250 Wed Sep 22 19:59:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4252 * config/c4x/c4x.c (c4x_add_gc_roots): Add tree roots.
4254 Wed Sep 22 19:56:25 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4256 * config/c4x/c4x.c (c4x_process_after_reload): Rework machdep insn
4257 splitting to not use output template.
4259 Wed Sep 22 19:50:12 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
4261 * config/c4x/c4x.h (EXPAND_BUILTIN_VA_START): Call c4x_va_start.
4262 * config/c4x/c4x.c (c4x_va_start): New function.
4264 Tue Sep 21 18:40:01 1999 Jan Hubicka <hubicka@freesoft.cz>
4266 * genrecog.c (not_both_true): Handle correctly cases when called for
4267 tests with different positions in the insn.
4269 Tue Sep 21 18:29:11 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4271 * machmode.h (HOST_PTR_PRINTF): Move from here ...
4273 * system.h (HOST_PTR_PRINTF): ... to here.
4275 * mips-tfile.c: Don't include machmode.h.
4277 * Makefile.in (MACHMODE_H): New variable. Update to use it.
4278 (mips-tfile.o): Don't depend on machmode.h.
4280 Tue Sep 21 18:27:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4282 * haifa-sched.c (sched_analyze): Rename local variable `region' to
4283 avoid conflicts with typedef struct `region' at the top level scope.
4285 Tue Sep 21 14:14:50 1999 Richard Henderson <rth@cygnus.com>
4287 * basic-block.h (basic_block): Add eh_beg, eh_end.
4288 * flow.c (entry_exit_blocks): Update.
4289 (find_basic_blocks): Don't allocate bb_eh_end, or pass it around.
4291 (find_basic_blocks_1): Don't record eh_list at each bb. Use
4292 lists.c functions to allocate insn lists.
4293 (make_edges): Use eh_beg+eh_end, not the lists. Split out EH
4295 (make_eh_edge): ... here. New.
4296 (move_stray_eh_region_notes): New.
4297 (record_active_eh_regions): New.
4298 (delete_unreachable_blocks): Split out block merging ...
4299 (try_merge_blocks): ... here. New.
4300 (merge_blocks_move_predecessor_nojumps): Remove edge arg.
4301 Dump debugging data.
4302 (merge_blocks_move_successor_nojumps): Likewise.
4303 (merge_blocks): Use eh_beg+eh_end to validate block movement.
4305 Tue Sep 21 11:15:03 1999 Martin v. Löwis <loewis@informatik.hu-berlin.de>
4307 * extend.texi (Bound member functions): Document unbound pmf
4310 Tue Sep 21 14:55:11 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4312 * flow.c (split_edge): Handle insertion on a fallthrough edge which
4313 has the EXIT_BLOCK as a dest.
4315 Tue Sep 21 14:51:23 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4317 * flow.c (remove_edge): New function to remove an edge from the
4319 (remove_fake_successors): New function to remove fake successor edges.
4320 (remove_fake_edges): New function to remove all fake edges from the
4322 (add_fake_exit_edges): New function to add fake edges from all blocks
4323 with no successors to the exit block.
4324 * basic-block.h (remove_fake_edges, add_fake_exit_edges): Add
4325 prototypes for new functions.
4327 Tue Sep 21 14:49:53 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
4329 * config/mips/elf64.h (ASM_OUTPUT_CONSTRUCTOR, ASM_OUTPUT_DESTRUCTOR):
4330 Use Pmode to determine whether to output .dword or .word.
4332 Tue Sep 21 11:04:34 1999 Alex Samuel <samuel@codesourcery.com>
4334 * tree.c (built_in_filename): New variable.
4335 (BUILT_IN_FILENAME): New macro.
4336 (init_tree_codes): Allocate built_in_filename.
4337 (make_node): Use built_in_filename instead of string constant.
4339 Tue Sep 21 14:13:27 1999 Nick Clifton <nickc@cygnus.com>
4341 * configure.in: Add fr30 target.
4342 * configure: Regenerate.
4343 * config/fr30: New directory.
4344 * config/fr30/crti.asm: New file.
4345 * config/fr30/fr30.c: New file.
4346 * config/fr30/crtn.asm: New file.
4347 * config/fr30/fr30.h: New file.
4348 * config/fr30/fr30.md: New file.
4349 * config/fr30/lib1funcs.asm: New file.
4350 * config/fr30/t-fr30: New file.
4351 * config/fr30/xm-fr30.h: New file.
4353 Tue Sep 21 06:45:31 1999 Jeffrey A Law (law@cygnus.com)
4355 * flow.c (merge_blocks_move_successor_nojumps): Delete the
4356 BARRIER at the end of the successor, not the BARRIER before
4359 * pa.c (pa_add_gc_roots): Fix thinko in last change.
4361 Tue Sep 21 05:29:17 1999 Richard Earnshaw (rearnsha@arm.com)
4363 * stmt.c (any_pending_cleanups): Don't crash when
4364 current_function->stmt is unset.
4366 Tue Sep 21 00:59:49 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4368 * emit-rtl.c (init_emit_once): Initialize const_int_rtx before
4369 other initializations that may use it for relative offsets.
4371 Mon Sep 20 21:43:25 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4373 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Use stabs.
4374 (ASM_SPEC): Moved from sol2dbg.h. Added work-around for gas.
4375 * config/i386/sol2dbg.h: Removed.
4376 * config/i386/sol2gas.h: New file, to enable gas work-around.
4377 * configure.in: Use i386/sol2gas.h on Solaris/x86 --with-gas.
4378 Don't use sol2dbg.h.
4379 * configure: Rebuilt.
4381 Mon Sep 20 13:29:41 1999 Mark Mitchell <mark@codesourcery.com>
4383 * invoke.texi (-fthis-is-variable): Remove documentation.
4385 Mon Sep 20 12:59:16 1999 Richard Henderson <rth@cygnus.com>
4387 * basic-block.h (compute_bb_for_insn): Declare.
4388 * flow.c (compute_bb_for_insn): Export. Don't accept the varray
4389 to use; set size of basic_block_for_insn directly.
4390 (find_basic_blocks): Update.
4392 Mon Sep 20 15:11:54 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4394 * flow.c (verify_flow_info): Fix typo, "abort;" -> "abort ();".
4396 Mon Sep 20 14:56:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4398 * crtstuff.c (ON_EXIT): Delete empty macro definition.
4399 (__do_global_ctors_aux): Call atexit(), not ON_EXIT().
4401 Mon Sep 20 15:25:35 1999 Nick Clifton <nickc@cygnus.com>
4403 * c-decl.c (c_decode_option): Extend comment.
4405 Mon Sep 20 14:43:37 1999 Nick Clifton <nickc@cygnus.com>
4407 * toplev.c (progname): Make 'const char *'
4408 (flag_print_mem): Move out of main.
4409 (version_flag): Move out of main.
4410 (filename): Move out of main.
4411 (debug_args): Remove g prefix from options.
4412 (documented_lang_options): Remove cpplib specific options.
4413 (display_help): Add g prefix to debug options.
4414 (check_lang_option): Delete this function.
4415 (decode_d_option): New function: Decode -d... option.
4416 (decode_f_option): New function: Decode -f... option.
4417 (decode_W_option): New function: Decode -W... option.
4418 (decode_g_option): New function: Decode -g... option.
4419 (independent_decode_option): New function: Decode a language
4420 independent command line option.
4421 (main): Invoke lang_decode_option and then
4422 independent_decode_option on each command line option in
4425 Mon Sep 20 05:41:36 1999 Jeffrey A Law (law@cygnus.com)
4427 Revert this change. Gavin's patch to operand_equal_p is a better fix.
4428 * fold-const.c (fold_range_test): Do not try to fold the range
4429 test if the rhs or lhs has side effects.
4431 * basic-block.h (compute_flow_dominators): Declare.
4433 * gcse.c (alloc_code_hoist_mem): New function.
4434 (free_code_hoist_mem, compute_code_hoist_vbeinout): Likewise.
4435 (compute_code_hoist_data, hoist_expr_reaches_here_p): Likewise.
4436 (hoist_code, one_code_hoisting_pass): Likewise.
4437 (gcse_main): If optimizing for size, then hoist expressions
4438 computed in multiple dominated basic blocks.
4440 * gcse.c (invalid_nonnull_info): New function.
4441 (delete_null_pointer_checks): Likewise.
4442 * rtl.h (delete_null_pointer_checks): Declare.
4443 * toplev.c (rest_of_compilation): Call delete_null_pointer_checks.
4445 * flow.c (merge_blocks_move_predecessor_nojumps): New function.
4446 (merge-blocks_move_successor_nojumps): Likewise.
4447 (merge_blocks): Allow merging of some blocks, even if it requires
4448 physical movement of the blocks, but not if it requires new jumps.
4450 * bitmap.c (debug_bitmap_file): Renmaed from bitmap_debug_file.
4451 Callers and prototype changed.
4452 * bitmap.h: Fix debug_bitmap and debug_bitmap_file prototypes.
4454 Mon Sep 20 06:56:32 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4456 * config/sparc/sol2.h (LINK_SPEC): Avoid the duplication of
4457 -YP when both -p and -pg are present. From i386/sol2.h.
4459 Mon Sep 20 10:49:05 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4461 * Makefile.in (distclean): Delete tm_p.h.
4462 * configure.in: Create a new file, "tm_p.h", from a list in
4463 "tm_p_file". For ix86 systems, set up "tm_p_file" to include
4464 "i386/i386-protos.h".
4466 * alias.c: Include "tm_p.h".
4467 * c-typeck.c: Likewise.
4468 * calls.c: Likewise.
4470 * emit-rtl.c: Likewise.
4471 * explow.c: Likewise.
4472 * expmed.c: Likewise.
4474 * final.c: Likewise.
4476 * fold-const.c: Likewise.
4477 * function.c: Likewise.
4479 * global.c: Likewise.
4480 * haifa-sched.c: Likewise.
4481 * integrate.c: Likewise.
4483 * local-alloc.c: Likewise.
4485 * optabs.c: Likewise.
4486 * recog.c: Likewise.
4487 * reg-stack.c: Likewise.
4488 * regclass.c: Likewise.
4489 * regmove.c: Likewise.
4490 * reload.c: Likewise.
4491 * reload1.c: Likewise.
4492 * reorg.c: Likewise.
4493 * resource.c: Likewise.
4495 * stor-layout.c: Likewise.
4496 * toplev.c: Likewise.
4498 * unroll.c: Likewise.
4499 * genattrtab.c (main): Make generated file include "tm_p.h".
4500 * genemit.c (main): Likewise.
4501 * genoutput.c (main): Likewise.
4502 * genrecog.c (main): Likewise.
4504 * i386.h: Delete all prototypes.
4505 * i386.c: Include "tm_p.h".
4506 (ix86_attr_length_default): Call constant_call_address_operand
4507 with correct number of arguments.
4508 * i386-protos.h: New file.
4509 * i386.md (unnamed patterns): Call constant_call_address_operand
4510 with correct number of arguments.
4511 (exception_receiver): Call load_pic_register with correct number
4514 Sun Sep 19 14:18:39 1999 Richard Henderson <rth@cygnus.com>
4516 * c-pragma.c (mark_align_stack): Dereference the void* properly.
4518 Sun Sep 19 09:03:40 1999 Mark Mitchell <mark@codesourcery.com>
4520 * rtl.h (insns_safe_to_move_p): New function.
4521 * loop.c (find_and_verify_loops): Use it.
4522 * rtlanal.c (insns_safe_to_move_p): Define it.
4524 Sun Sep 19 02:54:33 1999 Richard Henderson <rth@cygnus.com>
4526 * c-pragma.c: Include ggc.h.
4527 * Makefile.in (c-pragma.o): Update.
4529 Sat Sep 18 16:01:18 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4531 * config/i386/sol2.h (CPP_SPEC): Support -[p]threads
4532 (LIB_SPEC): Likewise.
4533 (LINK_SPEC): Do not assert -z text with -shared -mimpure-text.
4534 Reindent -YP/-p/-pg.
4535 Copied from config/sparc/sol2.h.
4537 Sat Sep 18 11:52:43 1999 Richard Henderson <rth@cygnus.com>
4539 * c-pragma.c (mark_align_stack): New.
4541 * c-pragma.h (init_pragma): Declare it.
4542 * c-lex.c (init_parse): Call it.
4544 Sat Sep 18 15:20:38 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4546 * configure.in: Pick up thread library on Solaris/x86 just
4547 like on Solaris/sparc.
4548 * configure: Rebuilt.
4550 Sat Sep 18 11:15:58 1999 Alex Samuel <samuel@codesourcery.com>
4552 * rtl.h (global_rtx_index): New enum.
4553 (global_rtl): Change to array of rtx.
4554 (pc_rtx, cc0_rtx): Redefine accordingly.
4555 (cc0_rtx, stack_pointer_rtx, frame_pointer_rtx): Likewise.
4556 (hard_frame_pointer_rtx, arg_pointer_rtx): Likewise.
4557 (virtual_incoming_args_rtx, virtual_stack_vars_rtx): Likewise.
4558 (virtual_outgoing_args_rtx, virtual_cfa): Likewise.
4559 (const_int_rtx): Change to array of rtx.
4560 (const0_rtx, const1_rtx, const2_rtx, constm1_rtx): Redefine
4562 * emit-rtl.c (global_rtl): Change to array of rtx.
4563 (const_int_rtx): Change to aray of rtx.
4564 (gen_rtx_CONST_INT): Redefine accordingly.
4565 (init_emit_once): Allocate and initialize global_rtl. Likewise
4566 for const_int_rtx. Add both as GC roots.
4567 * genattrtab.c (global_rtl): Update declaration.
4569 1999-09-17 Ulrich Drepper <drepper@cygnus.com>
4571 * Makefile (USER_H): Add iso646.h back.
4573 Sat Sep 18 01:07:21 1999 Jeffrey A Law (law@cygnus.com)
4575 * haifa-sched.c (sched_analyze): Use free_INSN_LIST_list instead of
4576 zapping the LOG_LINKS of sched_before_next_call.
4578 * pa.h (INSN_SETS_ARE_DELAYED): Delete.
4579 * pa.c (insn_refs_are_delayed): Renamed from
4580 insn_sets_and_refs_are_delayed.
4582 Fri Sep 17 15:19:01 1999 Mark Mitchell <mark@codesourcery.com>
4584 * functiion.h (struct function): Add x_whole_function_mode_p.
4585 (retrofit_block): Declare.
4586 * function.c (retrofit_block): New function.
4587 (identify_blocks): Add assertions. Allow an incomplete set of
4588 block notes if we're still generating code for the function.
4589 * integrate.c: Include loop.h.
4590 (expand_inline_function): Call find_loop_tree_blocks to map block
4591 notes to blocks when in whole-function mode. Use retrofit_block
4592 to insert new BLOCKs for the inlined function, rather than
4594 * stmt.c (expand_fixup): Likewise. Don't use pushlevel/polevel.
4595 * Makefile.in (integrate.o): Depend on loop.h.
4597 Fri Sep 17 15:11:20 1999 Mark Mitchell <mark@codesourcery.com>
4599 * tree.h (warn_about_unused_variables): Declare.
4600 * stmt.c (warn_about_unused_variables): New function, split out
4602 (expand_end_bindings): Here.
4604 Fri Sep 17 15:07:37 1999 Mark Mitchell <mark@codesourcery.com>
4606 * stmt.c (preserve_subexpressions_p): Don't crash when
4607 current_function->stmt is unset.
4609 Fri Sep 17 15:03:16 1999 Mark Mitchell <mark@codesourcery.com>
4611 * stmt.c (expand_start_bindings): Allow callers to pass a flag
4612 indicating that no NOTE_INSN_BLOCK_BEG note is required.
4613 (expand_start_target_temps): Use it.
4614 * except.c (expand_eh_region_start_for_decl): Likewise.
4615 * expr.c (expand_expr): Likewise.
4617 Fri Sep 17 15:05:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
4619 * fold-const.c (operand_equal_p): Pay attention to side effects.
4621 Fri Sep 17 11:14:17 1999 Jason Merrill <jason@yorick.cygnus.com>
4623 * libgcc2.c (L_exit): Check for ON_EXIT, not HAVE_ON_EXIT.
4624 * sparc/sunos4.h (HAVE_ON_EXIT): Remove.
4626 * tlink.c (scan_linker_output): Look for keywords before accepting
4627 a mangled name in quotes.
4629 Thu Sep 16 16:47:08 1999 Richard Henderson <rth@cygnus.com>
4631 * alpha/alpha-interix.h (DWARF2_UNWIND_INFO): Define to zero.
4632 * alpha/osf2or3.h (DWARF2_UNWIND_INFO): Likewise.
4634 Thu Sep 16 16:35:41 1999 Richard Henderson <rth@cygnus.com>
4636 * alpha.md: Revert Thu Nov 26 change that came in through the
4637 last gcc2 merge: reinstate (plus (plus ...)) reload patterns.
4638 Avoid earlyclobber when possible.
4640 Thu Sep 16 18:44:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4642 * libgcc2.c (__do_global_ctors): Call atexit with one arg.
4644 * sparc/sunos4.h (on_exit): Wrap prototype parameters in PARAMS().
4645 Define HAVE_ON_EXIT.
4647 Thu Sep 16 18:06:35 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4649 * system.h (CTYPE_CONV, TOUPPER, TOLOWER): New macros. Use
4650 CTYPE_CONV in all ctype macros.
4652 * cccp.c (initialize_char_syntax): Use uppercase ctype macro
4655 * cexp.y (initialize_random_junk): Likewise.
4657 * c4x.c (c4x_interrupt_function_p, c4x_handle_pragma): Likewise.
4659 * i370.c (handle_pragma): Likewise.
4661 * i370.h (ASM_OUTPUT_LABELREF, ASM_OUTPUT_ASCII): Likewise.
4663 * v850.c (override_options): Likewise.
4665 * doprint.c (_doprnt): Likewise.
4667 * fixinc/fixincl.c (main, quoted_file_exists, extract_quoted_files):
4670 * fixinc/server.c (load_data): Likewise.
4672 * fold-const.c (real_hex_to_f): Likewise.
4674 * genattr.c (write_upcase, gen_attr): Likewise.
4676 * genattrtab.c (convert_const_symbol_ref, evaluate_eq_attr,
4677 write_upcase): Likewise.
4679 * genemit.c (print_code): Likewise.
4681 * genopinit.c (gen_insn): Likewise.
4683 * genpeep.c (print_code): Likewise.
4685 * genrecog.c (print_code): Likewise.
4687 * optabs.c (init_libfuncs): Likewise.
4689 Thu Sep 16 14:03:32 1999 Mark Mitchell <mark@codesourcery.com>
4691 * haifa-sched.c (sched_analyze): Keep the list of notes organized
4693 (reemit_notes): Likewise.
4695 Thu Sep 16 11:50:52 1999 Alex Samuel <samuel@codesourcery.com>
4697 * ggc.h (ggc_root): Move to ggc-common.c.
4699 (ggc_mark_rtx, ggc_mark_tree): Change to macro.
4700 (ggc_mark_rtvec, ggc_mark_tree_varray): Declare extern.
4701 (ggc_mark_tree_hash_table, ggc_mark_string, ggc_mark): Likewise.
4702 (ggc_mark_roots, ggc_mark_rtx_children, ggc_mark_tree_children): New.
4703 * ggc-common.c (ggc_root): Move from ggc.h.
4704 (roots): Declare, static.
4705 (ggc_mark_rtx, ggc_mark_tree): Renamed to...
4706 (ggc_mark_rtx_children, ggc_mark_tree_children): Don't check for
4707 null or check/set mark bit.
4708 (ggc_mark_roots): New.
4709 * ggc-simple.c (ggc_collect): Call ggc_mark_roots.
4711 Thu Sep 16 11:37:32 1999 Richard Henderson <rth@cygnus.com>
4713 * m32r.c: Include toplev.h.
4714 (*): Add ATTRIBUTE_UNUSED as needed to arguments.
4715 (gen_compare): Rename swap_p to must_swap to match uses.
4716 Add default abort case.
4717 (m32r_output_function_epilogue): Remove unused variables.
4718 (m32r_print_operand): Use HOST_WIDE_INT_PRINT_HEX.
4719 * m32r.h (PROTO, STDIO_PROTO): Rename XPROTO; unconditionally
4720 define to empty parameter list. Update all uses.
4721 (predicate decls): Use enum machine_mode not int.
4722 * m32r.md (movsi): Call abort, not fatal_insn.
4723 (zero_branch_insn, rev_zero_branch_insn): Add default abort case.
4725 1999-09-14 Andrew Haley <aph@cygnus.com>
4727 * config/mips/mips.md (movsi_usw): if operand 1 is const_int 0,
4728 use $0 instead of 0.
4730 Thu Sep 16 10:53:36 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4732 * reload1.c (order_regs_for_reload): Move hard_reg_n_uses
4733 computation out of loop over hard regs.
4735 Wed Sep 15 21:37:06 1999 Mark Mitchell <mark@codesourcery.com>
4737 * function.c (identify_blocks): Don't shadow a variable in an
4739 * integrate.c (integrate_decl_tree): Don't use pushlevel,
4740 pushdecl, or poplevel to build up the new BLOCK tree.
4741 (expand_inline_function): Likewise.
4742 (integrate_parm_decls): Likewise.
4744 Wed Sep 15 21:20:38 1999 Mark Mitchell <mark@codesourcery.com>
4746 * c-typeck.c (qualify_type): Merge qualifiers from both types.
4748 1999-09-15 Brad Lucier <lucier@math.purdue.edu>
4750 * toplev.c: Allow -f[no-]math-errno to set (clear) flag_errno_math
4751 * invoke.texi: Document this change.
4753 Wed Sep 15 17:56:00 1999 Richard Henderson <rth@cygnus.com>
4755 * emit-rtl.c (free_emit_status): Don't check DECL_DEFER_OUTPUT.
4757 (mark_emit_status): Renamed from mark_emit_state.
4758 * except.c (mark_eh_status): Renamed from mark_eh_state.
4759 Check not null before marking.
4760 (free_eh_status): New.
4761 * expr.c (mark_expr_status, free_expr_status): New.
4762 * function.c (free_machine_status): New.
4763 (free_after_parsing): New.
4764 (free_after_compilation): Move bits to free_after_parsing; call
4765 free_eh_status, free_expr_status; zero the marked members of the
4767 (prepare_function_start): No can_garbage_collect.
4768 Call init_eh_for_function.
4769 (expand_dummy_function_end): Free up current_function state.
4770 (mark_function_status): Renamed from mark_function_state.
4771 (mark_function_chain): No can_garbage_collect. Call mark_expr_status.
4772 * function.h (struct function): No can_garbage_collect.
4773 (free_machine_status, free_after_parsing): Declare.
4774 (free_eh_status, free_expr_status): Declare.
4775 * ggc.h (mark_expr_status): Declare.
4776 * stmt.c (free_stmt_status): Free the struct.
4777 (mark_stmt_status): Renamed from mark_stmt_state.
4778 (init_stmt): Don't call init_eh.
4779 (init_stmt_for_function): Don't call init_eh_for_function.
4780 * toplev.c (compile_file): Call init_eh.
4781 (rest_of_compilation): Free basic block info before ggc_collect.
4782 Call free_after_parsing; conditionally call free_after_compilation.
4783 * varasm.c (mark_varasm_status): Renamed from mark_varasm_state.
4784 Check not null before marking.
4785 (free_varasm_status): Don't check DECL_DEFER_OUTPUT. Free the struct.
4787 Wed Sep 15 17:53:16 1999 Richard Henderson <rth@cygnus.com>
4789 * c-lex.c (yylex): Initialize warn.
4791 Wed Sep 15 18:35:38 1999 Jeffrey A Law (law@cygnus.com)
4793 * pa.c (emit_move_sequence): Properly set the mode of the scratch
4794 register when performing secondary reloads for the SAR register.
4796 Wed Sep 15 15:51:52 1999 Mark Mitchell <mark@codesourcery.com>
4798 * rtl.h (NOTE_BLOCK_NUMBER): Replace with ...
4799 (NOTE_BLOCK): New macro.
4800 (NOTE_BLOCK_LIVE_RANGE_BLOCK): Remove.
4801 * function.h (identify_blocks): Change prototype.
4802 * function.c (identify_blocks): Simplify.
4803 (reorder_blocks): Likewise.
4804 * ggc-common.c (ggc_mark_rtx): Mark the BLOCK associated with a
4805 NOTE_INSN_BLOCK_{BEG,END}.
4806 * haifa-sched.c (sched_analyze): Don't put NOTE_BLOCK_NUMBER on
4807 the list of saved notes if the note isn't a
4808 NOTE_INSN_BLOCK_{BEG,END}.
4809 (move_insn1): Use NOTE_EH_HANDLER in comment, rather than
4811 (reemit_notes): Adjust recreation of notes to reflect new saved
4813 * print-rtl.c (print_rtx): Print the address of the BLOCK when
4814 printing a block note.
4815 * stmt.c (block_vector): Remove.
4816 (find_loop_tree_blocks): Simplify.
4817 (unroll_block_trees): Likewise.
4818 * tree.h (reorder_block): Change prototype.
4820 Wed Sep 15 14:39:35 1999 Jason Merrill <jason@yorick.cygnus.com>
4822 * gbl-ctors.h: Lose HAVE_ATEXIT. Don't define ON_EXIT.
4823 * libgcc2.c: Lose obsolete defn of WEAK_ALIAS.
4824 (__bb_init_func, __bb_init_prg): Use atexit instead of ON_EXIT.
4825 (__do_global_dtors): Likewise. Don't mess with _exit_dummy_decl.
4826 (atexit, exit): Simplify.
4827 * tm.texi: Document NEED_ATEXIT and ON_EXIT. Remove HAVE_ATEXIT.
4828 * config/lots: Remove defns of HAVE_ATEXIT.
4830 Wed Sep 15 10:25:12 1999 Mark Mitchell <mark@codesourcery.com>
4832 * calls.c (precompute_arguments): Fix typo in comment.
4833 * expr.c (preexpand_calls): Don't preexpand the cleanup in a
4836 Wed Sep 15 09:59:59 1999 Mark Mitchell <mark@codesourcery.com>
4838 * dsp16xx.c (override_options): Fix typos in GC root registration.
4840 Wed Sep 15 15:23:28 1999 Philip Blundell <pb@nexus.co.uk>
4842 * config/arm/linux-elf.h (MAKE_DECL_ONE_ONLY): Copy definition
4844 (UNIQUE_SECTION_P, UNIQUE_SECTION): Likewise.
4845 (FUNCTION_PROFILER): Redefine appropriately for Linux.
4846 (CC1_SPEC): Likewise.
4848 Wed Sep 15 10:09:48 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4850 * genattr.c (main): Add extern prototype. Call return, not exit.
4851 * genattrtab.c (main): Likewise.
4852 * gencheck.c (main): Likewise.
4853 * gencodes.c (main): Likewise.
4854 * genconfig.c (main): Likewise.
4855 * genemit.c (main): Likewise.
4856 * genextract.c (main): Likewise.
4857 * genflags.c (main): Likewise.
4858 * gengenrtl.c (main): Likewise.
4859 * genopinit.c (main): Likewise.
4860 * genoutput.c (main): Likewise.
4861 * genpeep.c (main): Likewise.
4862 * genrecog.c (main): Likewise.
4864 * genattr.c (get_insn_name): Mark parameter with ATTRIBUTE_UNUSED.
4865 * genattrtab.c (get_insn_name): Likewise.
4866 * gencodes.c (get_insn_name): Likewise.
4867 * genconfig.c (get_insn_name): Likewise.
4868 * genemit.c (get_insn_name): Likewise.
4869 * genextract.c (get_insn_name): Likewise.
4870 * genflags.c (get_insn_name): Likewise.
4871 * genopinit.c (get_insn_name): Likewise.
4872 * genpeep.c (get_insn_name): Likewise.
4874 * gencheck.c (usage): Add static prototype.
4875 * genextract.c (print_path): Constify a char*.
4876 * genopinit.c (optabs): Likewise.
4877 * genoutput.c (operand_data, data, output_predicate_decls,
4878 compare_operands): Likewise.
4879 * genrecog.c (write_tree): Add default case in switch.
4881 Wed Sep 15 09:59:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4883 * rtl.h (get_insn_name, print_rtl_with_bb): Add prototypes.
4885 * print-rtl.c (get_insn_name): Remove prototype.
4887 * toplev.h (progname): Declare const.
4889 * toplev.c (init_decl_processing, init_obstacks, init_tree_codes,
4890 init_regs, init_optabs, init_stmt, init_reg_sets, dump_flow_info,
4891 dump_sched_info, dump_local_alloc, regset_release_memory,
4892 print_rtl, print_rtl_with_bb, rest_of_decl_compilation,
4893 error_with_file_and_line, error_with_decl, error_for_asm, error,
4894 fatal, warning_with_file_and_line, warning_with_decl, warning,
4895 pedwarn, pedwarn_with_decl, pedwarn_with_file_and_line, sorry):
4896 Remove redundant prototypes.
4898 (notice, check_lang_option, report_file_and_line, vnotice,
4899 mark_file_stack): Add static prototype.
4900 (set_fatal_function): Add prototype.
4901 (vnotice, report_file_and_line, set_fatal_function,
4902 check_lang_option): Constify a char*.
4903 (main): Prototype. Call return, not exit.
4905 Wed Sep 15 09:50:18 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4907 * aclocal.m4 (AC_GCC_C_LONG_DOUBLE): New macro.
4909 * configure.in (AC_GCC_C_LONG_DOUBLE): Call it.
4911 * gansidecl.h (HAVE_LONG_DOUBLE): Define if gcc for stage2.
4913 * ggc-simple.c (HAVE_LONG_DOUBLE): Test before using long double.
4915 Wed Sep 15 11:04:43 1999 Bernd Schmidt <bernds@cygnus.co.uk>
4917 * function.c (assign_parms): Delete arg SECOND_TIME. Don't test it,
4918 behave as if it's zero in all cases.
4919 (expand_function_start): Adjust call to assign_parms.
4920 * tree.h (assign_parms): Adjust prototype.
4921 * objc/objc-act.c (hack_method_prototype): Adjust call to
4924 Tue Sep 14 21:47:06 1999 Jeffrey A Law (law@cygnus.com)
4926 * cse.c (FIXED_BASE_PLUS_P): Do not consider referneces to
4927 arg_pointer_rtx fixed if the argument pointer register is
4929 (NONZERO_BASE_PLUS_P): Likewise.
4931 Tue Sep 14 20:26:02 1999 Richard Henderson <rth@cygnus.com>
4933 * rtl.def (match_insn, match_insn2): Remove match_insn; rename
4934 match_insn2 to match_insn.
4935 * genrecog.c (add_to_sequence): Rename MATCH_INSN2.
4937 Tue Sep 14 20:10:29 1999 Richard Henderson <rth@cygnus.com>
4939 * Makefile.in (USER_H): Remove va-foo.h.
4941 * ginclude/{va-alpha.h,va-arc.h,va-c4x.h,va-clipper.h,va-h8300.h,
4942 va-i860.h,va-i960.h,va-m32r.h,va-m88k.h,va-mips.h,va-mn10200.h,
4943 va-mn10300.h,va-pa.h,va-ppc.h,va-pyr.h,va-sh.h,va-sparc.h,
4944 va-spur.h,va-v850.h}: Remove.
4946 Tue Sep 14 19:43:16 1999 Richard Henderson <rth@cygnus.com>
4948 * sparc/sparc.md (eligible_for_return_delay): New attribute.
4949 (in_return_delay): Use it instead of match_insn.
4951 Tue Sep 14 23:05:37 1999 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
4953 * config/alpha/va_list.h (va-alpha.h): Do not include.
4954 (__gnuc_va_list): Typedef as in varargs.h.
4956 Tue Sep 14 18:14:03 1999 Richard Henderson <rth@cygnus.com>
4958 * ggc-common.c (ggc_mark_tree): Mark DECL_SOURCE_FILE and
4959 DECL_LIVE_RANGE_RTL.
4961 Tue Sep 14 16:47:08 1999 Mark Mitchell <mark@codesourcery.com>
4963 * except.c (expand_eh_region_start_for_decl): Use NOTE_EH_HANDLER,
4964 not NOTE_BLOCK_NUMBER.
4965 (expand_eh_region_end): Likewise.
4966 (find_exception_handler_labels): Likewise.
4967 (scan_region): Likewise.
4968 (exception_optimize): Likewise.
4969 (update_rethrow_references): Likewise.
4970 (set_insn_eh_region): Likewise.
4971 * final.c (final_scan_insn): Likewise.
4972 * flow.c (make_edges): Likewise.
4973 * integrate.c (expand_inline_function): Likewise.
4974 * print-rtl.c (print_rtx): Likewise.
4976 Tue Sep 14 16:30:16 1999 Richard Henderson <rth@cygnus.com>
4978 * ginclude/stdarg.h, ginclude/varargs.h: Implement in
4979 terms of builtin functions and types.
4981 * mips.c (mips_build_va_list): New.
4982 (mips_va_start, mips_va_arg): New.
4983 * mips.h (BUILD_VA_LIST_TYPE): New.
4984 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4986 * sh.c (sh_builtin_saveregs): Use get_varargs_alias_set.
4987 (sh_build_va_list, sh_va_start, sh_va_arg): New.
4988 * sh.h (BUILD_VA_LIST_TYPE): New.
4989 (EXPAND_BUILTIN_VA_START, EXPAND_BUILTIN_VA_ARG): New.
4991 Tue Sep 14 16:20:24 1999 Richard Henderson <rth@cygnus.com>
4993 * recog.h (struct recog_data): Make dup_num, operand_address_p,
4994 n_operands, n_dups, n_alternatives `char' instead of `unsigned char'.
4995 (struct insn_data): Likewise with n_operands, n_dups,
4996 n_alternatives, output_format.
4997 * regclass.c (scan_one_insn): Cast n_operands to int before
4998 arithmetic inside comparison.
5000 Tue Sep 14 15:13:36 1999 Richard Henderson <rth@cygnus.com>
5002 * toplev.c (compile_function): Unconditionally emit nop.
5004 Tue Sep 14 14:41:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5006 * haifa-sched.c (actual_hazard): Move declaration of variable
5007 `this_cost' into the scope where it is used.
5009 Tue Sep 14 14:14:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5011 * c-pragma.c (handle_pragma_token): Wrap variables `name' and
5012 `value' in HANDLE_PRAGMA_WEAK. Wrap variable `align' in
5013 HANDLE_PRAGMA_PACK||HANDLE_PRAGMA_PACK_PUSH_POP.
5015 * genrecog.c (make_insn_sequence): Call memset, not bzero.
5017 * jump.c (find_insert_position): Don't declare or define unless
5018 !HAVE_conditional_arithmetic.
5019 (returnjump_p_1, delete_prior_computation): Add static prototypes.
5021 * mips-tdump.c (fatal, fancy_abort, main): Add extern prototypes.
5023 * recog.c (offsettable_address_p): Prototype function pointer.
5024 (preprocess_constraints): Call memset, not bzero.
5026 * tree.c (tree_node_kind_names): Constify a char*. Make static.
5027 (gcc_obstack_init): Don't declare.
5028 (fix_sizetype): Add static prototype.
5029 (gcc_obstack_init): Use prototype casts in call to _obstack_begin.
5030 (tree_cons): Call memset, not bzero.
5032 * varasm.c (remove_from_pending_weak_list): Wrap declaration and
5033 definition in macro ASM_WEAKEN_LABEL.
5034 (mark_const_hash_entry): Add static prototype.
5036 Tue Sep 14 12:22:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5038 * c-lex.c (handle_generic_pragma): Remove unused variable `c'.
5040 * unroll.c (find_common_reg_term, subtract_reg_term,
5041 loop_find_equiv_value): Add static prototypes.
5042 (unroll_loop): Wrap variable `prev' in macro HAVE_cc0.
5043 (copy_loop_body): Remove unreachable break statement.
5045 * sparc.c (sparc_va_arg): Remove unused variable `tmp'.
5047 * sparc.h (sparc_va_start, sparc_va_arg): Add extern prototypes.
5049 Tue Sep 14 15:28:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5051 Undo some changes from the gcc2 merge:
5052 * rtl.def (CONSTANT_P_RTX): Fix the comment for this rtx code.
5053 * emit-rtl.c (gen_rtx_REG): Don't test special reg rtx's for null
5057 Sat Oct 3 07:20:28 1998 Stephen L Moshier <moshier@world.std.com>
5058 * emit-rtl.c (gen_lowpart_common): Disable optimization of
5059 initialized float-int union if the value is a NaN.
5061 Tue Sep 14 04:03:44 1999 Mumit Khan <khan@xraylith.wisc.edu>
5063 * gthr-win32.h: New file.
5065 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Recognize
5066 shared as a valid attribute.
5067 * i386/cygwin.h (ASM_OUTPUT_SECTION): Handle shared attribute.
5068 * extend.texi: Document `shared' variable attribute.
5070 Tue Sep 14 04:01:46 1999 Loren Rittle <ljrittle@acm.org>
5072 * configure.in: Handle --enable-threads on FreeBSD.
5073 * configure: Rebuit.
5075 Tue Sep 14 03:58:44 1999 Andreas Jaeger <aj@arthur.rhein-neckar.de>
5077 * configure.in: Add crtbeginS.o, crtendS.o for mips-linux; add
5079 * configure: Rebuilt.
5081 Tue Sep 14 03:47:23 1999 Joel Sherrill <joel@OARcorp.com>
5082 Charles-Antoine Gauthier <charles.gauthier@iit.nrc.ca>
5083 Rosimildo DaSilva <rdasilva@connecttel.com>
5085 * configure.in (m68k-*-rtemscoff*): Added.
5086 * configure.in (mips64orion-*-rtems*): Converted to ELF.
5087 * configure.in (sparc-*-rtemsaout*): Added as alias for old
5088 sparc-rtems configuration.
5089 * configure.in (sparc-*-rtemself*): Added.
5090 * configure.in (sparc-*-rtems*): Now ELF not a.out.
5091 * config/i386/rtems.h: Added comment.
5092 * config/sparc/rtemself.h: New file.
5094 * configure.in (m68k-rtemself): Added.
5095 * config/elfos.h: Added ifndef wrapper for DWARF2_DEBUGGING_INFO
5096 and DWARF_DEBUGGING_INFO.
5097 * config/m68k/crti.s: New file.
5098 * config/m68k/crtn.s: New file.
5099 * config/m68k/t-crtstuff: New file.
5100 * config/m68k/rtemself.h: New file.
5102 * configure.in (i[[34567]]86-*-rtemself*): Now uses crtstuff for
5103 global ctor/dtor and C++ exception handling.
5104 * config/i386/rtemself.h: Now uses crtstuff (crti.o + crtbegin.o)
5105 for STARTFILE_SPEC and crtstuff (crtend.o + crtn.o) for
5107 * config/i386/t-rtems-i386: New File.
5109 Tue Sep 14 09:47:41 1999 Andreas Schwab <schwab@suse.de>
5111 * stmt.c (expand_end_case): Return right away if the case stack is
5114 Tue Sep 14 01:47:19 1999 Jeffrey A Law (law@cygnus.com)
5116 * Makefile.in (version.c): Remove rule incorrectly brought in from
5119 Tue Sep 14 01:42:27 1999 Marc Espie <espie@cvs.openbsd.org>
5121 * Makefile.in: Prepend $(SHELL) to move-if-change calls.
5122 * msdos/top.sed: Take into account a prepended $(SHELL) to
5124 * winnt/config-nt.sed: Likewise. Kill bogus substitution.
5126 * objc/Make-lang.in: Prepend $(SHELL) to move-if-change calls.
5128 Tue Sep 14 01:38:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
5130 * regmove.c (fixup_match_1): Don't change an unchanging register.
5131 (stable_but_for_p): Renamed to:
5132 (stable_and_no_regs_but_for_p). Reject unchanging registers too.
5133 Changed all callers.
5135 Tue Sep 14 01:33:15 1999 Andreas Schwab <schwab@suse.de>
5137 * loop.c (strength_reduce): Don't call reg_used_between_p if the
5138 insn from BL2 is after the insn from BL.
5140 Mon Sep 13 21:06:01 1999 Richard Henderson <rth@cygnus.com>
5142 * recog.h (INSN_OUTPUT_FORMAT_*): New.
5143 (struct insn_data): Merge `template' and `outfun' into `output'.
5144 Add `output_format'.
5145 * genoutput.c (INSN_OUTPUT_FORMAT_*): New.
5146 (struct data): Remove `outfun'; add `output_format'.
5147 (name_for_index): Remove declaration.
5148 (output_insn_data): Handle output formats.
5149 (process_template): Emit the bare array for @.
5150 (gen_expand, gen_split): Set output_format to NONE.
5151 * output.h (get_insn_template): Declare.
5152 * final.c (get_insn_template): New.
5153 (final_scan_insn): Use it.
5154 * toplev.c (compile_file): Likewise.
5156 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5157 * i860/i860.c (output_delayed_branch): Likewise.
5158 (output_delay_insn): Likewise.
5160 1999-09-13 Alexandre Oliva <oliva@lsd.ic.unicamp.br>
5162 * rtl.c (obstack_alloc_rtx): Removed.
5164 1999-09-13 17:03 -0700 Zack Weinberg <zack@bitmover.com>
5166 * config/gmicro/gmicro.md: Disable move DF->DI anonymous pattern.
5168 Mon Sep 13 15:21:46 1999 Richard Henderson <rth@cygnus.com>
5170 * i386.c (call_insn_operand): Reject const_int.
5171 (expander_call_insn_operand): Use call_insn_operand.
5173 Mon Sep 13 17:44:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * gcc.c (getrusage): Wrap prototype arguments in PROTO().
5177 1999-09-13 12:18 -0700 Zack Weinberg <zack@bitmover.com>
5179 * config/i370/i370.md (mulsi, divsi, modsi anonymous insns):
5180 Use DImode operation.
5182 1999-09-13 12:13 -0700 Zack Weinberg <zack@bitmover.com>
5184 * gcc.c: Include sys/resource.h.
5185 (report_times): New flag.
5186 (execute): If report_times is set, calculate and report the
5187 CPU time consumed by each subprocess.
5189 (rus, prus): New globals.
5190 (option_map): Add --time.
5191 (display_help): Document -time.
5192 (process_command): Set report_times if -time is given.
5193 Turn off -pipe if -time is given.
5195 * invoke.texi: Document new option -time.
5197 * configure.in: Check for getrusage. Check if we have to
5198 prototype getrusage.
5199 * acconfig.h: Add NEED_DECLARATION_GETRUSAGE.
5200 * configure: Regenerate.
5201 * config.in: Regenerate.
5203 Mon Sep 13 12:57:06 1999 Dave Brolley <brolley@cygnus.com>
5205 * cppinit.c (append_include_chain): Initialize 'next' and 'alloc'
5208 Mon Sep 13 10:01:33 1999 Nick Clifton <nickc@cygnus.com>
5210 * config/fp-bit.c: Define L_thenan_sf or L_thenan_df (as
5211 appropriate) if FINE_GRAINED_LIBRARIES is not defined.
5212 (nan): Return _thenan_sf or _thenan_df as appropriate.
5213 (L_thenan_sf): Define _thenan_sf.
5214 (L_thenan_df): Define _thenan_df.
5216 * Makefile.in (FPBIT_FUNCS): Add _thenan_sf.
5217 (DPBIT_FUNCS): Add _thenan_df.
5219 Mon Sep 13 09:38:53 1999 Andreas Schwab <schwab@suse.de>
5221 * tree.c (fix_sizetype): Exchange the types for TYPE_SIZE and
5224 Sun Sep 12 23:28:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5226 * Makefile.in (gcc.o, gccspec.o, cppspec.o): Depend on gcc.h.
5229 (lang_specific_driver): Don't take a function pointer parameter.
5230 All callers changed.
5232 * gcc.c: Include gcc.h.
5233 (do_spec, fancy_abort,lang_specific_driver,lang_specific_pre_link,
5234 lang_specific_extra_outfiles, fatal): Don't declare.
5235 (multilib_defaults_raw): Constify.
5236 (read_specs): Call memset, rather than bzero.
5237 (main): Call return, not exit.
5238 (lookup_compiler): Call memcpy, not bcopy.
5239 (fatal): Make extern.
5241 * cppspec.c: Include gcc.h.
5242 (lang_specific_driver): Initialize variable `quote'. Constify a
5243 char*. All calls to the function pointer parameter now
5244 explicitly call `fatal'.
5246 * gccspec.c (lang_specific_driver): Include gcc.h.
5248 Sun Sep 12 19:52:10 1999 Richard Earnshaw <rearnsha@arm.com>
5250 * arm.c (note_invalid_constants): Use recog_data.operand_type
5253 Sun Sep 12 15:53:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5255 * tree.h (build_common_tree_nodes, build_common_tree_nodes_2):
5258 * reload.h (reload_in, reload_out, reload_in_reg, reload_out_reg,
5259 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5260 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5261 reload_secondary_in_reload, reload_secondary_out_reload,
5262 reload_secondary_in_icode, reload_secondary_out_icode,
5263 reload_reg_rtx, reload_when_needed): Delete declarations.
5264 (struct reload): New structure.
5265 (rld): Declare new array.
5266 * reload.c (reload_in, reload_out, reload_in_reg, reload_out_reg,
5267 reload_reg_class, reload_inmode, reload_outmode, reload_optional,
5268 reload_nongroup, reload_inc, reload_opnum, reload_secondary_p,
5269 reload_secondary_in_reload, reload_secondary_out_reload,
5270 reload_secondary_in_icode, reload_secondary_out_icode,
5271 reload_reg_rtx, reload_when_needed): Delete definitions.
5273 (whole file): Replace uses of the deleted arrays with uses of rld.
5274 * reload1.c (whole file): Replace uses of the deleted arrays with
5276 (choose_reload_regs): Copy in/out of save_reload_reg_rtx with
5277 explicit loops, not with bcopy.
5279 Sun Sep 12 05:00:24 1999 Richard Henderson <rth@cygnus.com>
5281 * recog.h (insn_template, insn_outfun, insn_n_operands, insn_n_dups,
5282 insn_n_alternatives, insn_operand_constraint, insn_operand_address_p,
5283 insn_operand_mode, insn_operand_strict_low, insn_operand_predicate,
5284 insn_name): Delete and consolidate into new structures.
5285 (insn_operand_predicate_fn): New.
5286 (insn_output_fn): New.
5288 (struct insn_operand_data): New.
5289 (struct insn_data): New.
5291 (OUT_FCN): Update for insn_data change.
5292 * builtins.c (expand_builtin_strlen): Likewise.
5293 (expand_builtin_memcmp): Likewise.
5294 * combine.c (make_extraction, simplify_comparison): Likewise.
5295 * cse.c (canon_reg, cse_insn): Likewise.
5296 * explow.c (allocate_dynamic_stack_space, probe_stack_range): Likewise.
5297 * expmed.c (store_bit_field, extract_bit_field): Likewise.
5298 (emit_store_flag): Likewise.
5299 * expr.c (convert_move, emit_block_move): Likewise.
5300 (clear_storage, emit_push_insn, expand_increment): Likewise.
5301 (do_store_flag): Likewise.
5302 * expr.h (GEN_FCN): Likewise.
5303 (insn_gen_function): Die.
5304 * final.c (final_scan_insn): Update for insn_data change.
5305 (output_asm_name): Likewise.
5306 * function.c (fixup_var_refs_1): Likewise.
5307 * loop.c (check_dbra_loop): Likewise.
5308 * optabs.c (expand_binop, expand_twoval_binop): Likewise.
5309 (expand_unop, expand_complex_abs, emit_unop_insn): Likewise.
5310 (prepare_cmp_insn, prepare_operand, emit_indirect_jump): Likewise.
5311 (emit_conditional_move, gen_add2_insn, gen_sub2_insn): Likewise.
5312 * recog.c (validate_replace_rtx_1, extract_insn): Likewise.
5313 * regmove.c (gen_add3_insn): Likewise.
5314 * reload.c (push_secondary_reload, combine_reloads): Likewise.
5315 (find_reloads, find_reloads_address_1): Likewise.
5316 (debug_reload_to_stream): Likewise.
5317 * reload1.c (emit_reload_insns, gen_reload): Likewise.
5318 * stmt.c (expand_end_case): Likewise.
5319 * toplev.c (compile_file): Likewise.
5321 * c4x/c4x.c (c4x_process_after_reload): Likewise.
5322 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5324 * print-rtl.c (insn_name_ptr): Remove declaration.
5325 (get_insn_name): Declare.
5326 (print_rtx): Use it.
5327 * genoutput.c (insn_name_ptr): Remove.
5328 (next_operand_number): New.
5329 (struct operand_data): New.
5330 (null_operand, odata, odata_end): New.
5331 (struct data): Use struct operand_data.
5332 (idata, idata_end): Renamed from insn_data and end_of_insn_data.
5333 (get_insn_name): Renamed from name_for_index.
5334 (output_prologue): Define NO_MD_PROTOTYPES.
5335 (output_predicate_decls): Break out from output_epilogue.
5336 Iterate over the operands list.
5337 (output_operand_data): Break out from output_epilogue. Emit
5338 just the operands list.
5339 (output_insn_data): Break out from output_epilogue. Emit just
5341 (output_epilogue): Remove.
5342 (output_get_insn_name): New.
5343 (constraints, op_n_alternatives, predicates, address_p): Die.
5344 (modes, strict_low, seen): Die.
5345 (scan_operands): Take new param `d' instead of writing to
5346 seven global variables.
5347 (compare_operands): New.
5348 (place_operands): New.
5349 (validate_insn_alternatives): Update for struct data change.
5350 (gen_insn): Don't zero or copy 7 global arrays. Update for
5351 scan_operands; call place_operands.
5352 (gen_peephole, gen_expand, gen_split): Likewise.
5353 (main): Update for new output routines.
5355 * genattr.c (insn_name_ptr): Remove.
5356 (get_insn_name): New function.
5357 * genattrtab.c, gencodes.c, genconfig.c, genemit.c: Likewise.
5358 * genextract.c, genflags.c, genopinit.c, genpeep.c: Likewise.
5359 * genrecog.c: Likewise.
5361 * alpha.md (adddi3): Make `pattern' array static.
5363 Sun Sep 12 22:05:21 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5365 * config/c4x/c4x.h (c4x_rpts_cycles_string,
5366 c4x_cpu_version_string): Constify char *.
5367 * config/c4x/c4x.c (c4x_rpts_cycles_string,
5368 c4x_cpu_version_string): Likewise.
5370 Sat Sep 11 23:28:33 1999 Richard Henderson <rth@cygnus.com>
5372 * tree.c (save_tree_status): Revert 10 Sep change.
5373 (restore_tree_status): Likewise. Call obstack_free with NULL
5374 before freeing the obstack proper.
5376 Sat Sep 11 23:23:46 1999 Richard Henderson <rth@cygnus.com>
5378 * cse.c (cse_main): If gc'ing, collect around cse_basic_block.
5380 * ggc-simple.c (ggc_pop_context): Fold outstanding bytes into
5381 surrounding context.
5383 Sat Sep 11 19:52:43 1999 Mark Mitchell <mark@codesourcery.com>
5385 * tree.c (type_hash_canon): Put all types in the hash-table, when
5388 Sat Sep 11 18:37:04 1999 Richard Henderson <rth@cygnus.com>
5390 * recog.h (struct recog_data, recog_data): New.
5391 (recog_foo variables): Kill.
5392 * recog.c (recog_operand, recog_operand_loc): Kill.
5393 (recog_dup_loc, recog_dup_num, recog_n_operands): Kill.
5394 (recog_n_dups, recog_n_alternatives, recog_operand_mode): Kill.
5395 (recog_constraints, recog_op_type, recog_operand_address_p): Kill.
5396 (recog_data): Define.
5397 (extract_insn): Update all recog_foo references to use recog_data.
5398 (preprocess_constraints, constrain_operands): Likewise.
5399 * final.c (final_scan_insn, cleanup_subreg_operands): Likewise.
5400 * genattrtab.c (main): Likewise.
5401 * genextract.c (main): Likewise.
5402 * genoutput.c: Likewise.
5403 * genrecog.c (write_subroutine, main): Likewise.
5404 * local-alloc.c (block_alloc): Likewise.
5405 * reg-stack.c (record_asm_reg_life, subst_asm_stack_regs): Likewise.
5406 * regclass.c (scan_one_insn, record_reg_classes): Likewise.
5407 * regmove.c (regmove_optimize, find_matches, fixup_match_1): Likewise.
5408 * reload.c (find_reloads, find_reloads_toplev): Likewise.
5409 * reload1.c (maybe_fix_stack_asms, eliminate_regs_in_insn): Likewise.
5410 (reload_cse_simplify_operands): Likewise.
5412 * arc/arc.c (arc_final_prescan_insn): Likewise.
5413 * arm/arm.c (note_invalid_constants, arm_final_prescan_insn): Likewise.
5414 * h8300/h8300.c (notice_update_cc): Likewise.
5415 * i386/i386.c (ix86_attr_length_default, ix86_agi_dependant): Likewise.
5416 * i860/i860.c (output_delayed_branch, output_delay_insn): Likewise.
5417 * mn10200/mn10200.c (notice_update_cc): Likewise.
5418 * mn10300/mn10300.c (notice_update_cc): Likewise.
5419 * romp/romp.c (update_cc): Likewise.
5420 * sparc/sparc.c (check_pic): Likewise.
5421 * v850/v850.c (notice_update_cc): Likewise.
5423 * genemit.c (main): Don't declare recog_operand.
5425 Sat Sep 11 12:41:55 1999 Alex Samuel <samuel@codesourcery.com>
5427 * ggc.h (rtvec_def): Forward declare.
5428 (tree_node): Likewise.
5431 (ggc_set_mark_rtx): Add prototype.
5432 (ggc_set_mark_rtvec): Likewise.
5433 (ggc_set_mark_tree): Likewise.
5434 * ggc-simple.c (ggc_root): Don't define.
5435 (roots): Don't declare.
5436 (ggc_mark_rtx): Remove.
5437 (ggc_mark_rtvec): Likewise.
5438 (ggc_mark_tree): Likewise.
5439 (ggc_mark_varray): Likewise.
5440 (ggc_mark_tree_hash_table_entry): Likewise.
5441 (ggc_mark_tree_hash_table): Likewise.
5442 (ggc_set_mart_rtx): New function.
5443 (ggc_set_mark_rtvec): Likewise.
5444 (ggc_set_mark_tree): Likewise.
5445 (ggc_add_root): Remove.
5446 (ggc_add_rtx_root): Likewise.
5447 (ggc_remove_tree_root): Likewise.
5448 (ggc_add_string_root): Likewise.
5449 (ggc_add_tree_varray_root): Likewise.
5450 (ggc_add_tree_hash_table_root): Likewise.
5451 (ggc_del_root): Likewise.
5452 (ggc_mark_rtx_ptr): Likewise.
5453 (ggc_mark_tree_ptr): Likewise.
5454 (ggc_mark_string_ptr): Likewise.
5455 (ggc_mark_tree_varray_ptr): Likewise.
5456 (ggc_mark_tree_hash_table_ptr): Likewise.
5457 * ggc-common.c: New file.
5458 * Makefile.in (OBJS): Add ggc-common.o.
5459 (ggc-common.o): List dependencies.
5461 1999-09-10 22:37 -0700 Zack Weinberg <zack@bitmover.com>
5463 * cppalloc.c (xstrdup): Use memcpy.
5464 * cpperror.c (cpp_print_containing_files): Don't use
5466 * cpplib.c (conditional_skip): Set temp->lineno.
5467 (do_endif): Make error message less obscure.
5468 (if_directive_name): New function.
5469 (cpp_get_token [case EOF]): Unwind the if stack and generate
5470 error messages for each unterminated conditional in this file.
5471 (parse_string): Do not behave differently if -traditional.
5473 Fri Sep 10 14:04:07 1999 Richard Henderson <rth@cygnus.com>
5475 * builtins.c (expand_builtin_va_arg): Cope with an array-type
5476 va_list decomposing to pointer-type.
5477 * rs6000.c (rs6000_va_start) Unwrap the ARRAY_TYPE to get at fields.
5478 (rs6000_va_arg): Likewise.
5480 Fri Sep 10 13:21:21 1999 Jim Wilson <wilson@cygnus.com>
5482 * except.c (start_dynamic_handler): Compute size using
5483 STACK_SAVEAREA_MODE.
5485 Fri Sep 10 16:01:23 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5487 * protoize.c: Remove various __STDC__ and POSIX hacks. Don't
5488 include directory headers. Don't define strrchr. Don't provide
5489 my_* replacement functions. Prefer PTR over `pointer_type'.
5490 Don't prototype system functions. Don't redefine getopt.
5492 (shortpath, fancy_abort, notice, savestring, dupnstr, substr,
5493 safe_read, safe_write, save_pointers, restore_pointers,
5494 is_id_char, in_system_include_dir, directory_specified_p,
5495 file_excluded_p, unexpand_if_needed, abspath, check_aux_info,
5496 find_corresponding_lparen, referenced_file_is_newer,
5497 save_def_or_dec, munge_compile_params, gen_aux_info_file,
5498 process_aux_info_file, identify_lineno, check_source,
5499 seek_to_line, forward_to_next_token_char, output_bytes,
5500 output_string, output_up_to, other_variable_style_function,
5501 find_rightmost_formals_list, do_cleaning, careful_find_l_paren,
5502 do_processing, is_syscalls_file, rename_c_file, find_extern_def,
5503 find_static_definition, connect_defs_and_decs, add_local_decl,
5504 add_global_decls, needs_to_be_converted, visit_each_hash_node,
5505 add_symbol, lookup, free_def_dec, find_file, reverse_def_dec_list,
5506 edit_fn_declaration, edit_formals_lists, edit_fn_definition,
5507 scan_for_missed_items, edit_file, string_list_cons): Add static
5509 (standard_exec_prefix, target_machine, target_version,
5510 default_syscalls_dir, string_list, string_list_cons, find_file,
5511 do_cleaning): Constify a char*.
5512 (safe_read, safe_write): Use PTR, not a char*.
5513 (is_id_char): Take an int, not a char.
5514 (main): Add prototype. Call return, not exit.
5516 Fri Sep 10 16:48:26 1999 Andrew Haley <aph@cygnus.com>
5518 * tree.c (type_hash_lookup): Check for equal TYPE_ALIGN fields
5519 when comparing types.
5521 Fri Sep 10 08:43:32 1999 Richard Henderson <rth@cygnus.com>
5523 * loop.c (basic_induction_var): Typo NULL_RTX -> NULL.
5524 (strength_reduce): Release the varrays from the no-bivs early exit.
5526 * reload1.c (order_regs_for_reload): Init hard_reg_n_uses before
5527 the loop over the registers.
5529 * tree.c (save_tree_status): Set maybepermanent_firstobj NULL
5531 (restore_tree_status): Check that instead when freeing the obstack.
5533 Wed Sep 8 16:12:04 1999 Andrew Haley <aph@cygnus.com>
5535 * alias.c (rtx_equal_for_memref_p): Allow CONST_DOUBLEs to be used
5538 Fri Sep 10 11:58:55 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5540 * i386.md (ashlqi3): For NON_QI_REG_P regs, use sall. Fix some
5541 operand size modifiers.
5543 Fri Sep 10 10:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5545 * c-common.c (c_common_nodes_and_builtins): Don't build
5547 * c-common.h (enum c_tree_index and related accesor macros): Remove
5548 everything now declared in tree.h.
5549 * c-decl.c (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5550 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, WCHAR_UNSIGNED, FLOAT_TYPE_SIZE,
5551 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Don't provide defaults.
5552 (error_mark_node, void_type_node, char_type_node, integer_type_node,
5553 unsigned_type_node, ptr_type_node, va_list_type_node,
5554 integer_zero_node, null_pointer_node, integer_one_node): Delete.
5555 (init_decl_processing): Call build_common_tree_nodes and
5556 build_common_tree_nodes_2 instead of building their nodes here.
5557 Don't add roots for these nodes.
5558 * stor-layout.c (size_zero_node, size_one_node): Delete.
5559 (set_sizetype): Make a new node for bitsizetype each time.
5560 * tree.c (global_trees): New variable.
5561 (init_obstacks): Add a gc root for it.
5562 (CHAR_TYPE_SIZE, SHORT_TYPE_SIZE, INT_TYPE_SIZE,
5563 LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE, FLOAT_TYPE_SIZE,
5564 DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE): Provide defaults.
5565 (build_common_tree_nodes): New function.
5566 (fix_sizetype): New function.
5567 (build_common_tree_nodes_2): New function.
5568 * tree.h (enum tree_index): New.
5569 (global_trees): Declare.
5570 Add accessor macros for all nodes now moved to global_trees.
5571 Delete their declarations.
5573 Thu Sep 9 20:15:46 1999 Richard Henderson <rth@cygnus.com>
5575 * c-decl.c (finish_function): When processing a nested function,
5576 push and pop GC context around rest_of_compilation.
5578 Thu Sep 9 16:42:06 1999 Richard Henderson <rth@cygnus.com>
5580 * i386.c (override_options): Remove ppro, pentium2, and p2 as aliases.
5581 Default ix86_arch to PROCESSOR_I386.
5582 * i386.h (CC1_CPU_SPEC): Don't add -march=foo. Remove -mno-foo.
5583 (CPP_486_SPEC, CPP_586_SPEC, CPP_686_SPEC): Delete.
5584 (CPP_CPU_DEFAULT_SPEC): Define to __tune_foo__.
5585 (CC1_CPU_SPEC): Make -march=foo define __foo__, and provide
5586 __tune_foo__ if no -mcpu. Make -mcpu=bar define __tune_bar__.
5587 (EXTRA_SPECS): Remove deleted specs.
5589 Thu Sep 9 16:03:06 1999 Richard Henderson <rth@cygnus.com>
5591 * function.c (assign_stack_local_1): Allocate from
5592 function->x_frame_offset, not frame_offset.
5594 Thu Sep 9 14:36:31 1999 Mark Mitchell <mark@codesourcery.com>
5596 * ggc.h (lang_cleanup_tree): Remove.
5597 * gcc-simple.c (ggc_free_tree): Don't call lang_cleanup_tree.
5598 * ggc-callbacks.c (lang_cleanup_tree): Remove.
5600 * c-decl.c (finish_struct): Use ggc_alloc to allocate
5601 TYPE_LANG_SPECIFIC when garbage collecting.
5602 (lang_mark_tree): Mark TYPE_LANG_SPECIFIC.
5603 (lang_cleanup_tree): Remove.
5605 Thu Sep 9 14:23:02 1999 Jason Merrill <jason@yorick.cygnus.com>
5607 * defaults.h (EH_FRAME_SECTION, EH_FRAME_SECTION_ASM_OP): Define here.
5608 * crtstuff.c: Not here.
5609 * dwarf2out.c: Or here.
5610 * libgcc2.c (__do_global_ctors, __do_global_dtors): Handle EH frame
5613 Thu Sep 9 09:40:58 1999 Mark Mitchell <mark@codesourcery.com>
5615 * function.h (free_after_compilation): Remove decl parameter.
5616 (free_varasm_status0: Likewise.
5617 (free_emit_status): Likewise.
5618 (free_stmt_status): Likewise.
5619 (free_after_compilation): Likewise.
5620 (init_lang_status): New variable.
5621 (free_lang_status): Likewise.
5622 * emit-rtl.c (free_emit_status): Make decl parameter implicit.
5623 * function.c (init_lang_status): New variable.
5624 (free_lang_status): Likewise.
5625 (push_function_context_to): Don't set function::decl here.
5626 (free_after_copmilation): Make decl parameter implicit. Call
5627 free_lang_status if defined.
5628 (prepare_function_start): Call init_lang_status if defined.
5629 (init_function_start): Set function::decl here.
5630 * profile.c (output_func_start_profiler): Don't call pushdecl
5631 until we've actually started the function.
5632 * stmt.c (free_stmt_status): Make decl parameter implicit.
5633 * toplev.c (rest_of_compilation): Don't pass decl to
5634 free_after_compilation.
5635 * varasm.c (free_varasm_status): Likewise.
5637 Thu Sep 9 17:23:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
5639 * except.c (call_get_eh_context): Add root when allocating static
5642 Thu Sep 9 15:24:59 BST 1999 Richard Earnshaw <rearnsha@arm.com>
5644 * arm.c: Include "ggc.h".
5645 (arm_add_gc_roots): New function.
5646 (arm_override_options): Call it.
5647 (aof_pic_entry): Add a GC root for aof_pic_label when it's allocated.
5649 * arm.md (define_asm_attributes): Add a pool_range attribute.
5651 Thu Sep 9 12:32:57 BST 1999 Nathan Sidwell <nathan@acm.org>
5653 * extend.texi (Volatiles): New node.
5655 Thu Sep 9 03:37:31 1999 Richard Henderson <rth@cygnus.com>
5657 * ggc-simple.c (IS_MARKED, IGNORE_MARK): New.
5658 (GGC_ANY_MAGIC, GGC_ANY_MAGIC_MARK): New.
5659 (struct ggc_any): Replace `mark' with `magic_mark'.
5660 (ggc_alloc_string): Use memcpy, not bcopy.
5661 (ggc_alloc_any): Set magic_mark. Update bytes_alloced_since_gc.
5662 (ggc_free_{rtx,rtvec,tree,string}): Mark inline.
5663 (ggc_free_any): New.
5664 (ggc_mark_string): Use IGNORE_MARK. Calc back to struct gcc_string.
5665 (ggc_mark): Use IGNORE_MARK. Abort if magic doesn't match.
5666 (ggc_collect): Re-enable collection avoidance. Use GGC_ANY_MARK.
5667 Use IS_MARKED. Use ggc_free_any.
5669 1999-09-09 Scott Bambrough <scottb@netwinder.org>
5671 * config/arm/linux-elf.h: define NO_IMPLICIT_EXTERN_C
5673 Thu Sep 9 01:55:21 1999 Richard Henderson <rth@cygnus.com>
5675 * toplev.c (main): Always init_ggc.
5677 Wed Sep 8 23:53:22 1999 Richard Henderson <rth@cygnus.com>
5679 * except.c (find_all_handler_type_matches): Free the list if
5680 we found no matches.
5682 * combine.c (SUBST): Break out to a real function do_SUBST.
5683 (SUBST_INT): Likewise.
5684 * gcse.c (free_pre_mem): Free `temp_bitmap'.
5685 (pre_insert): Free `inserted'.
5686 * loop.c (basic_induction_var): Always set `location'.
5688 * function.c (expand_function_end): Add initial_trampoline as a root.
5689 * rtl.h (init_varasm_once): Declare.
5690 * toplev.c (compile_file): Call it.
5691 * ggc-simple.c (ggc_mark_string_ptr): New.
5692 (ggc_add_string_root): New.
5693 (ggc_collect): Disable collection avoidance temporarily.
5694 * ggc.h (ggc_add_string_root): Declare.
5695 * except.c (create_rethrow_ref): Use ggc_alloc_string.
5696 * optabs.c (init_libfuncs): Likewise.
5697 * varasm.c (named_section): Use ggc_alloc_string.
5698 (make_function_rtl): Likewise.
5699 (make_decl_rtl): Likewise.
5700 (assemble_static_space): Likewise.
5701 (assemble_trampoline_template): Likewise.
5702 (output_constant_def): Likewise.
5703 (force_const_mem): Likewise.
5704 (mark_const_hash_entry): New.
5705 (mark_pool_sym_hash_table): New.
5706 (mark_varasm_state): Use it.
5707 (init_varasm_once): New.
5709 * expr.h (init_one_libfunc): Declare.
5710 * optabs.c (init_one_libfunc): New.
5711 (init_optabs): Use it.
5712 * config/gofast.h: Likewise.
5713 * config/sparc/sol2.h (INIT_SUBTARGET_OPTABS): Likewise.
5714 * config/sparc/sparc.h (INIT_TARGET_OPTABS): Likewise.
5716 Thu Sep 9 13:46:06 1999 Geoffrey Keating <geoffk@cygnus.com>
5718 * Makefile.in (cppexp.o): Depend on cpphash.h.
5719 * cppexp.c (cpp_lex): Handle `defined (xxx)' for poisoned xxx.
5721 * cpphash.c (special_symbol): Handle plain `xxx' for poisoned xxx.
5722 * cpplib.c (do_define): Generalise to handle poisoned definitions,
5723 redefining poisoned identifiers, etc.
5724 (do_undef): Don't allow poisoned identifiers to be undefined.
5725 (do_pragma): Add #pragma poison.
5726 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5728 * cccp.c: Add T_POISON node type.
5729 (special_symbol): Handle `defined(xxx)' and plain `xxx' for
5731 (do_define): Generalise to handle poisoned definitions,
5732 redefining poisoned identifiers, etc.
5733 (do_undef): Don't allow poisoned identifiers to be undefined.
5734 (do_pragma): Add #pragma poison.
5735 (do_xifdef): Handle `#ifdef xxx' for poisoned xxx.
5737 * c-pragma.c (handle_pragma_token): Ignore #pragma poison.
5738 * c-pragma.h: Add ps_poison state. We now always have generic
5741 Wed Sep 8 20:30:42 1999 Mark Mitchell <mark@codesourcery.com>
5743 * ggc.h (ggc_alloc): New function.
5744 (ggc_mark): Likewise.
5745 * ggc-simple.c (ggc_any): New structure.
5746 (ggc_status): Add anys.
5747 (n_anys_collected): New variable.
5748 (ggc_alloc): Define.
5749 (ggc_mark): Likewise.
5750 (ggc_collect): Collect the anys.
5752 Wed Sep 8 20:15:14 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5754 * c-decl.c (mark_binding_level): Make static to match prototype.
5756 Wed Sep 8 16:41:27 1999 Richard Henderson <rth@cygnus.com>
5758 * flow.c (new_insn_dead_notes): Don't early out for preexisting regs.
5760 Wed Sep 8 16:07:52 1999 Richard Henderson <rth@cygnus.com>
5762 * gengenrtl.c (CONST_DOUBLE_FORMAT): Take the size REAL_ARITHMETIC
5763 will use into account. Expand the max width to 5.
5766 Wed Sep 8 16:01:14 1999 Richard Henderson <rth@cygnus.com>
5768 * ggc-simple.c (ggc_free_rtx): Poison the correct amount
5771 Wed Sep 8 15:23:54 1999 Richard Henderson <rth@cygnus.com>
5773 * alpha.md (call value patterns): Remove the result predicates.
5775 Wed Sep 8 13:35:38 1999 Richard Henderson <rth@cygnus.com>
5777 * Makefile.in (stmp-fixinc): Remove extraneous exit 1 from
5780 Wed Sep 8 15:32:16 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5782 * system.h (sbrk, malloc, calloc, realloc): Backup prototypes
5783 changed from extern char *, to extern PTR. Also fix typo in
5784 NEED_DECLARATION_REALLOC test.
5786 * mips-tdump.c (malloc, calloc, realloc): Don't prototype.
5788 Wed Sep 8 11:40:47 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5790 * gansidecl.h (__attribute__, ATTRIBUTE_UNUSED_LABEL,
5791 ATTRIBUTE_UNUSED, ATTRIBUTE_NORETURN, ATTRIBUTE_PRINTF,
5792 ATTRIBUTE_PRINTF_1, ATTRIBUTE_PRINTF_2, ATTRIBUTE_PRINTF_3,
5793 ATTRIBUTE_PRINTF_4, ATTRIBUTE_PRINTF_5, GENERIC_PTR): Delete.
5795 * c-decl.c (field_decl_cmp): Use PTR instead of GENERIC_PTR.
5797 * cccp.c (pcfinclude): Likewise.
5799 * global.c (allocno_compare): Likewise.
5801 * haifa-sched.c (rank_for_schedule): Likewise.
5803 * local-alloc.c (qty_sugg_compare_1, qty_compare_1): Likewise.
5805 * reload1.c (hard_reg_use_compare, reload_reg_class_lower): Likewise.
5807 * stupid.c (stupid_reg_compare): Likewise.
5809 * tree.c (_obstack_allocated_p): Likewise.
5811 * varray.h (varray_data_tag, VARRAY_GENERIC_PTR_INIT): Likewise.
5813 1999-09-08 Bruce Korb autogen@linuxbox.com
5815 * gcc/ch/Makefile.in: Give the hapless gperf user a hint about
5816 why "gperf -F" fails.
5817 * gcc/cp/Makefile.in: ditto
5818 * gcc/Makefile.in: ditto
5819 * gcc/java/Makefile.in: ditto
5821 Wed Sep 8 04:43:22 1999 Richard Henderson <rth@cygnus.com>
5823 * lists.c: Include ggc.h.
5825 (init_EXPR_INSN_LIST_cache): Install it.
5827 * ggc-simple.c (init_ggc): Absorb the old init.
5828 (ggc_push_context): Use xcalloc.
5829 (ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Likewise.
5830 (ggc_collect): Add [rvts] tags to the collection stats.
5832 Wed Sep 8 11:14:25 1999 Andreas Schwab <schwab@suse.de>
5834 * cccp.c (main): Fix handling of -include and -imacros options.
5836 Wed Sep 8 02:23:08 1999 Jeffrey A Law (law@cygnus.com)
5838 * cpplib.c (cpp_push_buffer): Fix order of arguments.
5840 Wed Sep 8 04:44:09 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
5842 * rtl.h (obstack_alloc_rtx): Removed, it's now static in
5845 Wed Sep 8 00:33:43 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
5847 * flow.c (insn_dead_p): Use XEXP rather than SUBREG_REG.
5848 * haifa-sched.c (sched_analyze_1): Use XEXP rather than SUBREG_REG
5849 and SET_DEST. Update comment.
5851 Wed Sep 8 18:55:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
5853 * config/c4x/c4x.c: Include ggc.h.
5854 (c4x_add_gc_roots): New function.
5855 (c4x_override_options): Call c4x_add_gc_roots.
5857 Wed Sep 8 00:00:16 1999 Richard Henderson <rth@cygnus.com>
5859 * defaults.h (TARGET_ESC): Move ...
5860 * system.h: ... here, where Linas had it in the first place. Silly me.
5862 Tue Sep 7 23:46:35 1999 Linas Vepstas <linas@linas.org>
5864 * c-common.c: Use ISGRAPH, ISLOWER, toupper.
5865 * c-lex.c, cccp.c, cexp.c, cexp.y, cppexp.c, dwarf2out.c, genattr.c,
5866 genattrtab.c, genemit.c, genextract.c, genpeep.c, tree.c: Likewise.
5867 * system.h (IN_CTYPE_DOMAIN): Define to 1 if HOST_EBCDIC.
5868 * defaults.h (TARGET_ESC): Add default.
5870 Tue Sep 7 23:36:59 1999 Linas Vepstas <linas@linas.org>
5872 * configure.in: add i370-*-openedition, i370-*-mvs and
5873 i370-*-linux targets
5875 Tue Sep 7 23:31:53 1999 Mark Mitchell <mark@codesourcery.com>
5877 * dsp16xxx.c: Include ggc.h
5878 (override_options): Mark GC roots.
5879 * mn10200.c: Include ggc.h.
5880 (asm_file_start): Mark GC roots.
5881 * tahoe.c: Include ggc.h.
5882 (extensible_operand): Mark GC roots.
5884 Tue Sep 7 23:23:15 1999 Linas Vepstas <linas@linas.org>
5886 * README: Add section discussing status of ELF ABI.
5887 * i370.c: Fix misc spelling mistakes.
5888 (i370_label_scan): Updated notes, exception handling.
5889 (i370_function_prolog): Simplify ELF stack handling.
5890 * i370.h: (FIXED_REGISTERS): Free up r12 for ELF.
5891 (STACK_GROWS_DOWNWARD): ELF stack grows down.
5892 (ASM_DECLARE_FUNCTION_NAME): Fix crazy malloc size.
5893 * i370.md: (movdi): Add notes.
5894 (floatsidf2): Use stack not rtca for scratch float area.
5895 (iorsi3): Correct operand constraints.
5896 * x-oe: Restore TAROUTOPTS which are used by pax.
5898 Tue Sep 7 22:39:18 1999 Mark Mitchell <mark@codesourcery.com>
5900 * rs6000.c: Include ggc.h.
5901 (rs6000_add_gc_roots): New function.
5902 (override_options): Call it.
5904 Tue Sep 7 22:09:03 1999 Richard Henderson <rth@cygnus.com>
5906 * alpha.h (alpha_compare): New.
5907 (alpha_compare_op0, alpha_compare_op1, alpha_compare_fp_p): Remove.
5908 * alpha.c: Likewise for the definitions.
5909 (alpha_emit_conditional_branch): Update for alpha_compare.
5910 (alpha_emit_conditional_move): Likewise.
5911 * alpha.md (cmpdf, cmpdi): Likewise.
5912 (setcc patterns): Likewise. Zero alpha_compare after use.
5913 (sne): Optimize (x != 0) into (0U < x).
5915 Tue Sep 7 21:55:02 1999 Richard Henderson <rth@cygnus.com>
5917 * alpha.h (alpha_eh_epilogue_sp_ofs): Remove.
5918 (struct machine_function): Declare; add eh_epilogue_sp_ofs.
5919 (INIT_EXPANDERS): Remove.
5920 * alpha.c: Include ggc.h.
5921 (alpha_eh_epilogue_sp_ofs, alpha_return_addr_rtx): Remove.
5922 (alpha_init_machine_status, alpha_mark_machine_status): New.
5923 (override_options): Install them.
5924 (struct machine_function): Moved to alpha.h.
5925 (alpha_save_machine_status, alpha_restore_machine_status): Remove.
5926 (alpha_init_expanders): Remove.
5927 (alpha_return_addr): Adjust to use current_function->machine.
5928 (alpha_ra_ever_killed): Likewise.
5929 (alpha_expand_epilogue): Likewise.
5930 * alpha.md (eh_epilogue): Likewise.
5932 Wed Sep 8 14:34:42 1999 Ian Piumarta <piumarta@prof.inria.fr>
5933 Melissa O'Neill <oneill@cs.sfu.ca>
5934 Geoffrey Keating <geoffk@cygnus.com>
5936 * config/rs6000/rs6000.c (first_reg_to_save): Don't save fixed or
5937 call-used registers (call-saved registers must still be contiguous
5938 and end with r31, of course).
5940 Tue Sep 7 21:41:38 1999 Richard Henderson <rth@cygnus.com>
5942 * c-typeck.c (type_lists_compatible_p): Use simple_type_promotes_to.
5943 (self_promoting_type_p): Delete.
5944 (self_promoting_args_p): Move ...
5945 * c-common.c: ... here.
5946 (c_common_nodes_and_builtins): Initialize lang_type_promotes_to.
5947 (simple_type_promotes_to): New.
5948 * builtins.c (lang_type_promotes_to): New.
5949 (expand_builtin_va_arg): Use it to give diagnostic for illegal types.
5950 * c-tree.h (C_PROMOTING_INTEGER_TYPE_P): Move ...
5951 * c-common.h: ... here.
5952 (self_promoting_args_p, simple_type_promotes_to): Declare.
5953 * c-decl.c (duplicate_decls): Use simple_type_promotes_to.
5954 (grokdeclarator): Likewise.
5955 * tree.h (lang_type_promotes_to): Declare.
5957 Tue Sep 7 17:15:21 1999 Mark Mitchell <mark@codesourcery.com>
5959 Add some machine-dependent GC roots.
5960 * sparc.c: Include ggc.h.
5961 (sparc_add_gc_roots): New function.
5962 (mark_ultrasparc_pipeline_state): Likewise.
5963 (override_options): Call sparc_add_gc_roots.
5964 * pa.c: Include ggc.h.
5965 (pa_add_gc_roots): New function.
5966 (mark_deferred_plabels): Likewise.
5967 (override_options): Call pa_add_gc_roots.
5968 * mips.c: Include ggc.h.
5969 (mips_add_gc_roots): New function.
5970 (override_options): Use it.
5972 Tue Sep 7 11:39:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5974 * cpperror.c (cpp_file_line_for_message): Constify a char*.
5976 * cppexp.c (parse_number, parse_charconst, cpp_lex,
5977 cpp_parse_expr): Add static prototypes.
5978 (parse_charconst): Don't cast away const-ness.
5979 (token): Constify a char*.
5981 * cppfiles.c (file_name_list, include_hash, find_include_file,
5982 finclude, initialize_input_buffer): Constify a char*.
5983 (file_cleanup, find_position): Add static prototypes.
5985 * cpphash.c (macro_cleanup, macarg, timestamp, special_symbol,
5986 collect_expansion): Add static prototypes.
5987 (cpp_install, create_definition, monthnames): Constify a char*.
5989 * cpphash.h (cpp_install): Likewise.
5991 * cppinit.c (known_suffixes, default_include,
5992 dump_special_to_buffer, NAME, cpp_start_read, cpp_finish): Likewise.
5993 (base_name, dump_special_to_buffer, initialize_dependency_output):
5994 Add static prototypes.
5996 * cpplib.c (my_strerror): Constify a char*.
5997 (null_underflow, null_cleanup, skip_comment, copy_comment,
5998 copy_rest_of_line, handle_directive, pass_thru_directive,
5999 get_directive_token, read_line_number, cpp_print_file_and_line,
6000 v_cpp_error, v_cpp_warning, v_cpp_error_with_line,
6001 v_cpp_warning_with_line, detect_if_not_defined,
6002 consider_directive_while_skipping): Add static prototypes.
6003 (pass_thru_directive, check_macro_name, cpp_expand_to_buffer,
6004 cpp_pedwarn_with_file_and_line): Constify a char*.
6006 * cpplib.h (cpp_options, include_hash, progname, definition,
6007 cpp_pedwarn_with_file_and_line, cpp_expand_to_buffer,
6008 check_macro_name, cpp_pfatal_with_name, cpp_file_line_for_message,
6009 find_include_file, deps_output, include_hash): Constify a char*.
6011 * cppmain.c (progname): Constify.
6012 (main): Add prototype. Use return, not exit.
6014 * fix-header.c (fatal, add_symbols, lookup_std_proto, write_lbrac,
6015 recognized_macro, check_macro_names, read_scan_file, write_rbrac,
6016 inf_skip_spaces, inf_read_upto, inf_scan_ident, inf_scan_ident,
6017 check_protection): Add static prototype.
6019 (progname, recognized_macrom, recognized_extern): Constify a char*.
6020 (main): Add prototype.
6022 * gen-protos.c (progname): Constify a char*.
6024 Tue Sep 7 00:47:52 1999 Mark Mitchell <mark@codesourcery.com>
6026 * emit-rtl.c (free_emit_status): Take decl as a parameter.
6027 (init_emit_once): Add more GC roots.
6028 * except.c (mark_func_eh_entry): New function.
6029 (mark_eh_node): Mark false_label and rethrow_label.
6030 (init_eh): Add more GC roots.
6031 * function.c (free_after_compilation): Take decl as a paramter.
6032 Call free_stmt_status.
6033 (mark_function_state): Don't assume x_parm_reg_stack_loc is
6035 * function.h (free_after_compilation): Change prototype.
6036 (free_varasm_status): Likewise.
6037 (free_emit_status): Likewise.
6038 (free_stmt_status): New function.
6039 * ggc-simple.c (rtx, vecs, trees, strings, bytes_alloced_since_gc):
6040 Remove, replacing with ...
6041 (ggc_status): New structure.
6042 (ggc_chain): New variable.
6044 (ggc_push_context): New function.
6045 (ggc_pop_context): Likewise.
6046 (ggc_alloc_rtx): Adjust for use of ggc_chain.
6047 (ggc_alloc_rtvec): Likewise.
6048 (ggc_alloc_tree): Likewise.
6049 (ggc_alloc_string): Likewise.
6050 (ggc_mark_rtx): Mark NOTE_SOURCE_FILE and NOTE_RANGE_INFO.
6051 (ggc_mark_tree): Give language-dependent code a chance to mark
6053 (ggc_mark_tree_varray): Handle empty arrays.
6054 (ggc_collect): Adjust for use of ggc_chain. Clear
6055 bytes_alloced_since_last_gc.
6056 * ggc.h (ggc_pop_context): New function.
6057 (ggc_push_context): Likewise.
6058 * print-tree.c (print_node): Don't print obstacks when GC'ing.
6059 * stmt.c (free_stmt_status): New function.
6060 (init_stmt_for_function): Clear last_expr_value.
6061 * toplev.c (rest_of_compilation): Always call free_after_compilation.
6062 Conditionalize call to ggc_collect.
6063 (main): Call init_ggc.
6064 * tree.c (push_obstacks): Do the push, even when GC'ing.
6065 (push_obstacks_nochange): Likewise.
6066 (pop_obstacks): Liekwise.
6067 * varasm.c (free_varasm_status): Take decl as a parameter.
6069 Tue Sep 7 08:15:49 1999 Gavin Romig-Koch <gavin@cygnus.com>
6071 * config/mips/mips.h (MULTILIB_ENDIAN_DEFAULT) : New macro.
6072 (MULTILIB_ENDIAN_DEFAULT) : Use the new macro.
6073 * config/mips/elf64.h (MULTILIB_DEFAULTS) : Use the new macro.
6074 * config/mips/r3900.h (MULTILIB_DEFAULTS) : Use the new macro.
6076 Tue Sep 7 03:42:45 1999 Mark Klein (mklein@dis.com)
6078 * pa/x-pa-mpeix: New file for the MPE port.
6080 * pa/quadlib.asm: New file for long double support.
6082 * configure.in: Add hppa1.0-*-mpeix for MPE port.
6083 * configure: Rebuilt.
6085 Tue Sep 7 10:08:40 1999 Andreas Schwab <schwab@suse.de>
6087 * final.c (shorten_branches): Fix last change.
6089 Tue Sep 7 00:30:32 1999 Jeffrey A Law (law@cygnus.com)
6091 * pa.h (ASM_OUTPUT_DOUBLE_INT): Delete.
6093 Mon Sep 6 22:44:47 1999 Jeffrey A Law (law@cygnus.com)
6095 * Merge from gcc2 snapshot Jan 9, 1999. See FSFChangeLog for
6098 Mon Sep 6 22:31:28 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6100 * c-aux-info.c (concat): Don't define.
6102 * cccp.c (my_strerror): Likewise. All callers changed to use
6104 (do_include): Call xstrdup, not xmalloc/strcpy.
6105 (grow_outbuf): Don't check if xrealloc returns NULL, it can't.
6106 (xmalloc, xrealloc, xcalloc, xstrdup): Don't define.
6108 * collect2.c (my_strsignal): Likewise. All callers changed to use
6110 (locatelib): Call xstrdup, not xmalloc/strcpy.
6112 * 1750a.h (ASM_OUTPUT_INTERNAL_LABEL): Call xmalloc, not malloc.
6114 * dsp16xx.c (override_options): Call xstrdup, not xmalloc/strcpy.
6116 * i370.h (ASM_DECLARE_FUNCTION_NAME): Call xmalloc, not malloc.
6118 * mips.c (build_mips16_call_stub): Call xstrdup, not xmalloc/strcpy.
6120 * cppinit.c (cpp_options_init): Call xcalloc, not xmalloc/bzero.
6122 * dwarfout.c (dwarfout_init): Call concat, not xmalloc/strcpy/...
6124 * except.c (new_eh_region_entry): Call xmalloc/xrealloc, not
6126 (find_all_handler_type_matches): Likewise. Don't check return
6128 (get_new_handler, init_insn_eh_region, process_nestinfo): Call
6129 xmalloc, not malloc.
6130 (init_eh_nesting_info): Likewise. Call xcalloc, not xmalloc/bzero.
6132 * gcc.c (xstrerror, xmalloc, xrealloc): Don't define.
6133 (init_spec): Call xcalloc, not xmalloc/bzero.
6134 (set_spec): Call xstrdup, not save_string.
6135 (record_temp_file): Call xstrdup, not xmalloc/strcpy.
6136 (find_a_file): Call xstrdup, not xmalloc/strcpy.
6137 (process_command): Call xstrdup, not save_string.
6138 (main): Call xcalloc, not xmalloc/bzero.
6140 * gcov.c (xmalloc): Don't define.
6141 (create_program_flow_graph): Call xcalloc, not xmalloc/bzero.
6142 (scan_for_source_files): Call xstrdup, not xmalloc/strcpy.
6143 (output_data): Call xcalloc, not xmalloc/bzero.
6145 * haifa-sched.c (schedule_insns): Call xcalloc, not xmalloc/bzero.
6147 * mips-tdump.c (xmalloc): Don't define.
6148 (print_symbol): Call xmalloc, not malloc.
6149 (read_tfile): Call xcalloc, not calloc.
6151 * mips-tfile.c (xfree, my_strsignal, xmalloc, xcalloc, xrealloc):
6152 Don't define. All callers of xfree/my_strsignal changed to use
6153 free/strsignal instead.
6154 (allocate_cluster): Call xcalloc, not calloc.
6156 * objc/objc-act.c (lang_init): Call concat, not xmalloc/strcpy/...
6157 Fix memory leak, free allocated memory.
6159 * prefix.c (translate_name): Call xstrdup, not save_string.
6160 (update_path): Likewise.
6162 * profile.c (branch_prob): Call xstrdup, not xmalloc/strcpy.
6164 * protoize.c (xstrerror, xmalloc, xrealloc, xfree, savestring2):
6165 Don't define. Callers of xfree/savestring2 changed to use
6166 free/concat instead.
6168 * reload1.c (reload): Call xcalloc, not xmalloc/bzero.
6169 (init_elim_table): Likewise.
6171 * resource.c (init_resource_info): Likewise.
6173 * stupid.c (stupid_life_analysis): Likewise.
6175 * toplev.c (xmalloc, xcalloc, xrealloc, xstrdup): Don't define.
6176 (open_dump_file): Call concat, not xmalloc/strcpy/...
6177 (clean_dump_file): Likewise.
6178 (compile_file): Call xstrdup, not xmalloc/strcpy.
6180 Mon Sep 6 15:04:55 1999 Richard Henderson <rth@cygnus.com>
6182 * v850.h (EXPAND_BUILTIN_VA_ARG): New.
6183 * v850.c (v850_va_arg): New.
6185 Tue Sep 7 09:36:01 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6187 * haifa-sched.c: Tidy comments.
6189 Mon Sep 6 14:30:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6191 * Makefile.in (C_AND_OBJC_OBJS): Remove ggc-callbacks.o.
6192 (c-parse.o, c-decl.o, c-lang.o, c-lex.o, c-common.o,
6193 $(out_object_file)): Depend on ggc.h.
6194 * c-common.c: Include "ggc.h".
6195 (combine_strings): If doing GC, use ggc_alloc_string.
6196 * c-decl.c: Include "ggc.h".
6197 (ggc_p): Define with value 0.
6198 (mark_binding_level): New function.
6199 (init_decl_processing): Add GC roots.
6200 (mark_c_function_context): New function.
6201 (lang_mark_false_label_stack): New function.
6202 (lang_mark_tree): New function.
6203 (lang_cleanup_tree): New function.
6204 * c-lang.c: Include "ggc.h".
6205 (lang_init): Call c_parse_init.
6206 * c-lex.c: Include "ggc.h".
6207 (check_linenum): If doing GC, don't copy filenames to permanent
6209 * c-parse.in: Include "ggc.h".
6210 (c_parse_init): New function.
6211 * c-tree.h (c_parse_init, mark_c_function_context): Declare.
6212 * objc/Make-lang.in (objc-parse.o): Depend on ggc.h.
6214 * except.c (mark_eh_state): Mark more state.
6215 * function.c (mark_function_state): Likewise.
6216 * ggc-simple.c (ggc_alloc_rtvec): Bring in sync with non-gc version.
6217 (ggc_alloc_string) [GGC_DUMP]: Fix typo.
6218 * toplev.c (mark_file_stack): New function.
6219 (compile_file): If doing GC, use ggc_alloc_string on input filename.
6220 (main): Add root for input_file_stack.
6222 * i386.c: Include "ggc.h".
6223 (ix86_mark_machine_status): New function.
6224 (override_options): Set mark_machine_status.
6226 Mon Sep 6 15:26:23 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6228 * tree.c (copy_node): Copy node contents also if doing GC.
6230 Mon Sep 6 08:42:06 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
6232 * collect2.c (scan_libraries): Fix double-thinko :-).
6234 Mon Sep 6 02:42:36 1999 Jeffrey A Law (law@cygnus.com)
6236 * collect2.c (scan_libraries): Fix thinko.
6238 * cse.c (delete_trivially_dead_insns): Do not skip the last
6239 insn if it is a real insn.
6241 Sun Sep 5 18:57:42 1999 Mark Mitchell <mark@codesourcery.com>
6243 * Makefile.in (ggc-simple.o): Depend on hash.h.
6244 * ggc.h (ggc_add_tree_hash_table_root): Declare.
6245 (ggc_mark_tree_varray): Likewise.
6246 (ggc_mark_tree_hash_table): Likewise.
6247 * ggc-simple.c: Include hash.h.
6248 (ggc_mark_tree_hash_table_ptr): New function.
6249 (ggc_mark_tree_hash_table_entry): Likewise.
6250 (ggc_mark_tree_hash_table): Likewise.
6251 (ggc_add_tree_hash_table_root): Likewise.
6252 * varray.h (const_equiv_data): Use struct rtx_def *, rather than
6253 rtx, when defining fields.
6255 Sun Sep 5 18:57:42 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6257 * profile.c (output_func_start_profiler): Remove apparently
6258 nonsensical call to start_sequence.
6260 Sun Sep 5 17:34:33 1999 Richard Henderson <rth@cygnus.com>
6262 * clipper/clipper.c (clipper_va_start): Fix typos.
6264 * pyr/pyr.c (pyr_build_va_list, pyr_va_start, pyr_va_arg): New stubs.
6265 * spur/spur.c (spur_build_va_list, spur_va_start): New stubs.
6266 (spur_va_arg): New stub.
6268 * configure.in: Comment out pyramid.
6270 Sun Sep 5 19:11:01 1999 Michael Meissner <meissner@cygnus.com>
6272 * i386.h (MASK_{DEBUG_{ADDR,ARG},INTEL_SYNTAX}): Move so these
6273 don't conflict with the bits that win32, cygwin, and dgux
6276 Sun Sep 5 09:31:56 1999 Richard Henderson <rth@cygnus.com>
6277 Bernd Schmidt <bernds@cygnus.co.uk>
6279 * integrate.c (function_cannot_inline_p): Do not inline
6280 functions with forced labels.
6282 Sun Sep 5 00:35:17 1999 Richard Henderson <rth@cygnus.com>
6283 Bernd Schmidt <bernds@cygnus.co.uk>
6284 Mark Mitchell <mark@codesourcery.com>
6286 * Makefile.in (ggc-simple.o): Depend on varray.h.
6287 (rtl.o): Depend on ggc.h.
6288 (genattrtab.o): Depend on ggc.h.
6289 (print-tree.o): Likewise.
6290 (fold-const.o): Likewise.
6291 * emit-rtl.c (sequence_element_free_list): Remove, and all references.
6292 (make_insn_raw): Don't cache insns when GC'ing.
6293 (emit_insn_before): Likewise.
6294 (emit_insn_after): Likewise.
6295 (emit_insn): Likewise.
6296 (start_sequence): Use xmalloc to allocate the sequence_stack.
6297 (end_sequence): Add free to free it.
6298 (gen_sequence): Don't cache insns when GC'ing.
6299 (clear_emit_caches): Don't use sequence_element_free_list.
6300 (init_emit): Use xcalloc, not xmalloc+bzero.
6301 * fold-const.c (size_int_wide): Kill the cache, when GC'ing.
6302 * function.c (pop_function_context_from): Use free to free the
6303 fixup_var_refs_queue.
6304 (put_reg_into_stack): Allocate it with xmalloc.
6305 * genattrtab.c: Include ggc.h.
6306 (operate_exp): Don't use obstack_free when GC'ing.
6307 (simplify_cond): Likewise.
6308 (simplify_text_exp): Likewise.
6309 (optimize_attrs): Likewise.
6310 * gengenrtl.c (gendef): Use ggc_alloc_rtx to allocate RTL, when
6312 (gencode): Generate a #include for ggc.h.
6313 * ggc-callbacks.c (ggc_p): Define it to zero.
6314 * ggc-none.c (ggc_p): Likewise.
6315 * ggc-simple.c: Include varray.h.
6316 (ggc_mark_tree_varray): New function.
6317 (ggc_add_tree_varray_root): Likewise.
6318 (ggc_mark_tree_varray_ptr): Likewise.
6319 * ggc.h (ggc_p): Declare.
6320 (varray_head_tag): Likewise.
6321 (ggc_add_tree_varray_root): Declare.
6322 * print-tree.c (print_node): Don't check for TREE_PERMANENT
6323 inconsistencies when GC'ing.
6324 * rtl.c: Include ggc.h.
6325 (rtvec_alloc): Use ggc_alloc_rtvec when GC'ing.
6326 (rtx_alloc): Use ggc_alloc_rtx when GC'ing.
6327 (rtx_free): Don't call obstack_free when GC'ing.
6328 * toplev.c (rest_of_compilation): Call ggc_collect after every
6330 * tree.c (push_obstacks): Do nothing, if GC'ing.
6331 (pop_obstacks_nochange): Likewise.
6332 (pop_obstacks): Likewise.
6333 (make_node): Use ggc_alloc_tree when GC'ing.
6334 (copy_node): Likewise.
6335 (get_identifier): Use ggc_alloc_string when GC'ing.
6336 (build_string): Likewise.
6337 (make_tree_vec): Use ggc_alloc_tree when GC'ing.
6338 (tree_cons): Likewise.
6340 (type_hash_canon): Don't call obstack_free when GC'ing.
6342 Sat Sep 4 21:52:32 1999 Richard Henderson <rth@cygnus.com>
6344 * haifa-sched.c (schedule_block): Use next_nonnote_insn instead
6345 of NEXT_INSN when examining speculative insns for SCHED_GROUP_P.
6347 Sat Sep 4 20:40:19 1999 Richard Henderson <rth@cygnus.com>
6348 Bernd Schmidt <bernds@cygnus.co.uk>
6349 Mark Mitchell <mark@codesourcery.com>
6351 * Makefile.in (stor-layout.o): Depend on ggc.h.
6352 (expr.o): Depend on ggc.h.
6353 (profile.o): Depend on ggc.h.
6354 (stor-layout.o): Depend on ggc.h.
6355 * emit-rtl.c (init_emit_once): Add gc roots.
6356 * expr.c: Include ggc.h.
6357 (emit_block_move): Add gc roots.
6358 (clear_storage): Likewise.
6359 * expr.h (init_stor_layout_once): New function.
6360 * profile.c: Include ggc.h.
6361 (init_arc_profiler): profiler_label is a root.
6362 * scan.c (make_sstring_space): Trust xrealloc to function
6363 correctly with first parameter NULL.
6364 * stor-layout.c: Include ggc.h.
6365 (set_sizetype): Add gc root.
6366 (init_stor_layout_once): New function.
6367 * toplev.c (compile_file): Call it.
6369 Sat Sep 4 19:26:25 1999 Richard Henderson <rth@cygnus.com>
6370 Bernd Schmidt <bernds@cygnus.co.uk>
6371 Mark Mitchell <mark@codesourcery.com>
6373 * Makefile.in (tree.o): Depend on ggc.h.
6374 (varasm.o): Likewise.
6375 (function.o): Likewise.
6377 (except.o): Likewise.
6378 (optabs.o): Likewise.
6379 (emit-rtl.o): Likewise.
6380 * emit-rtl.c: Include ggc.h.
6381 (sequence_element_free_list): Remove, and all references.
6382 (mark_sequence): New functions.
6383 (mark_emit_state): New function.
6384 * except.c: Include ggc.h.
6385 (mark_eh_node, mark_eh_stack, mark_eh_queue): New functions.
6386 (mark_tree_label_node): New functions.
6387 (mark_eh_state): New function.
6388 * function.c: Include ggc.h.
6389 (mark_temp_slot, mark_function_chain): New functions.
6390 (mark_function_state): New function.
6391 (init_function_once): New function.
6392 * function.h (init_function_once): New function.
6393 * ggc-callbacks.c (lang_mark_false_label_stack): New function.
6394 * ggc.h (label_node): Declare.
6395 (eh_status, emit_status, stmt_status, varasm_status): Likewise.
6396 (lang_mark_false_label_stack): New function.
6397 (mark_temp_slot): Remove declaration.
6398 (mark_function_chain): Likewise.
6399 (mark_eh_state): Adjust prototype.
6400 (mark_stmt_state, mark_emit_state, mark_varasm_state, mark_optab):
6402 * optabs.c: Include ggc.h.
6403 (mark_optab): New function.
6404 (init_optabs): Add gc roots.
6405 * stmt.c: Include ggc.h.
6406 (mark_cond_nesting, mark_loop_nesting): New functions.
6407 (mark_block_nesting, mark_case_nesting, mark_goto_fixup): Likewise.
6408 (mark_stmt_state): New function.
6409 * toplev.c (compile_file): Call init_function_once.
6410 * tree.c: Include ggc.h.
6411 (type_hash): Move declaration earlier in file.
6412 (TYPE_HASH_SIZE, type_hash_table): Likewise.
6413 (init_obstacks): Add gc roots.
6414 (mark_type_hash): New function.
6415 * varasm.c: Include ggc.h.
6416 (mark_pool_constant): New function.
6417 (mark_varasm_state): New function.
6419 Sat Sep 4 22:28:56 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6421 * ggc-simple.c (ggc_root, ggc_collect): Wrap prototype with PROTO.
6423 Sat Sep 4 18:01:45 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6425 * c-decl.c (struct language_function): Renamed from struct c_function.
6427 (c_function_chain): Delete.
6428 (push_c_function_context): New arg F. Don't warn about nested
6429 functions here. Fill LANGUAGE elt of F. Delete code to update
6430 c_function_chain. Don't call push_function_context.
6431 (pop_c_function_context): New arg F. Restore from there instead of
6432 from c_function_chain. Don't call pop_function_context. Clear out
6433 LANGUAGE field of F when done.
6434 * c-lang.c: Include "function.h"
6435 (lang_init): Initialize save_lang_status and restore_lang_status.
6436 * c-parse.in (nested_function, nested_function_notype): Warn about
6437 nested functions. Call push_function_context/pop_function_context
6438 instead of the _c_ variants.
6439 * c-tree.h (push_c_function_context, pop_c_function_context): Update
6441 * Makefile.in (c-lang.o): Update dependencies.
6443 * emit-rtl.c (init_emit): Use xmalloc to allocate regno_reg_rtx,
6444 regno_pointer_flag, regno_pointer_align.
6445 (gen_reg_rtx): Use xrealloc to enlarge them.
6446 (free_emit_status): New function.
6447 * function.c (mark_machine_status, mark_lang_status): New variables.
6448 (assign_stack_local_1): Renamed from assign_outer_stack_local. Merge
6449 in some bits from assign_stack_local. All callers changed to use new
6451 (assign_stack_local): Just call assign_stack_local_1.
6452 (free_after_compilation): New function.
6453 (put_reg_into_stack): Simplify to always call assign_stack_local_1.
6454 (trampoline_address): Likewise.
6455 (assign_parms): Use xcalloc/xrealloc to allocate parm_reg_stack_loc.
6456 (prepare_function_start): Explicitly clear some more variables.
6457 * function.h (struct function): New elt can_garbage_collect.
6458 (mark_machine_status, mark_lang_status): Declare variables.
6459 (free_after_compilation, free_emit_status, free_varasm_status,
6460 init_varasm_status): Declare functions.
6461 * toplev.c (rest_of_compilation): Call free_after_compilation when
6462 done with the current function.
6463 * varasm.c (free_varasm_status): New function.
6465 Sat Sep 4 17:15:13 1999 Richard Henderson <rth@cygnus.com>
6467 * sparc.h (EXPAND_BUILTIN_VA_START): Define.
6468 (EXPAND_BUILTIN_VA_ARG): Define.
6469 * sparc.c (sparc_va_start): New.
6470 (sparc_va_arg): New.
6472 Sun Sep 5 11:11:59 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6474 * config/c4x/c4x.h (DBR_OUTPUT_SEQEND): Use XVECEXP not XEXPs.
6476 Sun Sep 5 10:13:19 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6478 * config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Disable.
6480 Sat Sep 4 13:44:01 1999 Mark Mitchell <mark@codesourcery.com>
6482 * Makefile.in (C_AND_C_OBJS): Add gcc-callbacks.o.
6484 (ggc-callbacks.o): New target.
6485 * ggc-callbacks.c: New file.
6487 Sat Sep 4 22:53:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6489 * expr.h: Collapse individual optab and libfunc vars to arrays.
6490 (optab_index, libfunc_index): New enumerations.
6491 (optab_table, libfunc_table): New arrays.
6492 Add accessor macros for both.
6494 * optabs.c (optab_table, libfunc_table): New.
6495 Delete declarations for individual optab and libfunc vars.
6497 Sat Sep 4 12:57:17 1999 Richard Henderson <rth@cygnus.com>
6499 * i386/sco5.h (RETURN_POPS_ARGS): Name change ix86_return_pops_args.
6501 Sat Sep 4 11:19:52 1999 Richard Henderson <rth@cygnus.com>
6503 * Makefile.in (GGC, GGC_LIB): New.
6504 (HOST_RTL): Include ggc-none.o.
6505 (ggc-simple.o): New target.
6506 (ggc-none.o): Likewise.
6507 * tree.h (tree_common): Add gc_mark.
6508 * rtl.h (struct rtx_def): Steal a bit from code to make gc_mark.
6509 (struct rtvec_def): Add gc_mark.
6510 * emit-rtl.c (global_rtl): Update static initializers to contain
6511 enough initializers.
6512 * ggc.h, ggc-none.c, ggc-simple.c: New files.
6513 * toplev.c (gc_time): New variable.
6514 (all_time): New variable.
6515 (compile_file): Print gc time.
6516 (print_time): Calculate percentage of the whole.
6518 Sat Sep 4 13:11:01 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6520 Change obstack memory management and varasm constant pool handling so
6521 that nested functions are treated like any other functions.
6522 * function.c (init_machine_status): New variable.
6523 (push_function_context_to): Set contains_functions for the outer
6524 function. Don't call save_varasm_status.
6525 (pop_function_context_from): Don't call restore_varasm_status. Don't
6526 set current_function_contains_functions.
6527 (prepare_function_start): Call init_varasm_status rather than
6528 init_const_rtx_hash_table. Call (*init_machine_status) if the pointer
6530 * function.h (struct function) Add field varasm. Delete fields
6531 inline_obstacks, inl_emit, const_rtx_hash_table, first_pool,
6532 last_pool, const_rtx_sym_hash_table, pool_offset, const_double_chain.
6533 (init_machine_status): Declare.
6534 (save_varasm_status, restore_varasm_status): Delete declarations.
6535 (save_tree_status, restore_tree_status): Delete last argument.
6536 * integrate.c (initialize_for_inline): Lose arg COPY. Delete copying
6537 code. All callers changed.
6538 (copy_decl_list, copy_decl_tree, copy_decl_rtls, copy_for_inline,
6539 save_constants_in_decl_trees, restore_constants, save_constants,
6540 save_for_inline_eh_labelmap, save_for_inline_copying): Delete
6542 (inlining): New variable.
6543 (reg_map, label_map, insn_map, orig_asm_operands_vector,
6544 copy_asm_operands_vector, copy_asm_constraints_vector): Delete
6546 (save_for_inline_nocopy): Don't save constants.
6547 Don't set inl_emit field in current_function.
6548 (expand_inline_function): Use emit field, not inl_emit, of the inlined
6549 function. Set new variable inlining before
6550 calling copy_rtx_and_substitute.
6551 (copy_rtx_and_substitute): In MEM and SYMBOL_REF cases, handle
6552 constant pool references if inlining is nonzero.
6553 Delete ADDRESS and (most of the) CONST cases.
6554 (output_inline_function): Save and restore current_function/
6555 current_function_decl. Delete restore_constants code. Don't call
6556 init_const_rtx_hash_table.
6557 * output.h (init_const_rtx_hash_table): Don't declare.
6558 * rtl.h (struct function): Declare.
6559 (get_pool_constant_for_function, get_pool_mode_for_function): Declare.
6560 * toplev.c (rest_of_compilation): Don't treat nested functions or
6561 functions containing them specially. Delete all code to deal with
6562 save_for_inline_copying.
6563 * tree.c (toplev_inline_obstacks, extra_inline_obstacks,
6564 inline_obstacks): Delete variables.
6565 (save_tree_status): Lose arg CONTEXT. All callers changed.
6566 Simply allocate a new function_maybepermanent_obstack for the new
6567 function, delete all the special cases.
6568 Don't save inline_obstacks.
6569 (restore_tree_status): Lose arg CONTEXT. All callers changed.
6570 Delete special handling for function_maybepermanent_obstack; simply
6572 Don't restore inline_obstacks.
6573 (permanent_allocation): Delete code that frees inline_obstacks.
6574 (print_inline_obstack_statistics): Delete function.
6575 (dump_tree_statistics): Don't call it.
6576 * varasm.c (struct varasm_status): New.
6577 (const_rtx_hash_table, const_rtx_sym_hash_table, first_pool,
6578 last_pool, pool_offset, const_double_chain): Delete global
6579 variables, replace with accessor macros.
6580 (immed_double_const): Don't walk const_double_chain outside a
6581 function, but don't treat nested functions specially anymore.
6582 (immed_real_const_1): Likewise.
6583 (clear_const_double_mem): Don't treat nested functions specially.
6584 (init_const_rtx_hash_table): Deleted, code moved to init_varasm_status.
6585 (save_varasm_status, restore_varasm_status): Delete functions.
6586 (init_varasm_status): New function.
6587 (force_const_mem): Don't treat nested functions specially.
6588 (find_pool_constant): Accept new arg F, search for constants in
6589 that function's pool rather than the current one. All callers
6591 (get_pool_constant_for_function, get_pool_mode_for_function): New
6594 * i386.c (init_386_machine_status): New function, mostly from
6595 clear_386_stack_locals.
6596 (struct machine_functions): Rename element names to avoid name
6598 (pic_label_rtx, pic_label_name, i386_stack_locals): New accessor
6599 macros, replacing global variables.
6600 (clear_386_stack_locals, save_386_machine_status,
6601 restore_386_machine_status): Delete functions.
6602 (override_options): Initialize init_machine_status.
6603 * i386.h (INIT_EXPANDERS): Delete macro.
6604 (save_386_machine_status, restore_386_machine_status,
6605 clear_386_stack_locals): Delete declarations.
6607 Sat Sep 4 16:56:28 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6609 * config/c4x/c4x.md (rptb_init): Renamed from *rptb_init.
6610 (doloop_begin): Simplify pattern and use emit_jump_insn.
6611 (doloop_end): Simplify pattern, switch operand order,
6612 and use emit_jump_insn.
6614 Fri Sep 3 19:02:38 1999 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
6616 * function.h (struct function): Add new element LANGUAGE.
6617 (save_lang_status): Declare new variable.
6618 (restore_lang_status): Likewise.
6619 * function.c (save_lang_status): Define.
6620 (restore_lang_status): Likewise.
6621 (push_function_context_to): Call language-specific save function.
6622 (pop_function_context_from): Call language-specific restore function.
6624 Fri Sep 3 01:16:18 1999 Alasdair Baird <alasdair@wildcat.demon.co.uk>
6626 * i386.md (movsf_1): Check REG_P before use of REGNO.
6627 (movdf_1): Likewise.
6628 (movxf_1): Likewise.
6629 (extendsfdf2): Likewise.
6630 (extendsfxf2): Likewise.
6631 (extenddfxf2): Likewise.
6633 Sat Sep 4 11:37:15 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
6635 * config/c4x/c4x.c (c4x_emit_move_sequence): Do not force large
6636 constants into memory.
6637 (c4x_shiftable_constant): New function.
6638 * config/c4x/c4x.c (LEGITIMATE_CONSTANT_P): Allow any CONST_INT.
6639 (c4x_shiftable_constant): Declare.
6640 * config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant,
6641 ashlqi3_noclobber): Add new patterns and associated splitters.
6643 Fri Sep 3 16:22:17 1999 Richard Henderson <rth@cygnus.com>
6645 * dbxout.c (dbxout_init): Use xcalloc instead of xmalloc+bzero.
6646 * dwarf2out.c (dwarf2out_frame_init): Likewise.
6647 * final.c (shorten_branches): Likewise.
6648 * global.c (global_alloc): Likewise.
6649 * haifa-sched.c (build_control_flow): Likewise.
6650 * stmt.c (check_for_full_enumeration_handling): Likewise.
6651 (estimate_case_costs): Likewise.
6653 Fri Sep 3 15:49:56 1999 Mark Mitchell <mark@codesourcery.com>
6655 * rtl.h (RTL_CHECKC2): Fix typo in last change.
6657 Fri Sep 3 15:13:34 1999 Richard Henderson <rth@cygnus.com>
6659 * flow.c (propagate_block): Use XEXP not SET_DEST for a USE.
6660 (recompute_reg_usage): Likewise.
6661 * rtlanal.c (find_regno_fusage): Likewise.
6663 * rtl.c (rtl_check_failed_code1): New function.
6664 (rtl_check_failed_code2): New.
6665 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTVEC_ELT): Parenthesize args.
6666 (RTL_CHECKC1, RTL_CHECKC2): New.
6667 (XC*): New accessor macros.
6668 (NOTE_*, LABEL_NAME, LABEL_NUSES, ADDRESSOF_REGNO): Use them.
6669 (ADDRESSOF_DECL, JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF): Likewise.
6670 (CONTAINING_INSN, REGNO, INTVAL, SUBREG_REG, SUBREG_WORD): Likewise.
6671 (ASM_OPERANDS_*, MEM_ALIAS_SET, SET_SRC, SET_DEST): Likewise.
6672 (TRAP_*, RANGE_INFO_*): Likewise.
6674 Fri Sep 3 15:10:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6676 * Makefile.in (tlink.o): Don't depend on toplev.h.
6678 * collect2.c (c_file, o_file, export_file, import_file, ldout,
6679 output_file, nm_file_name, ldd_file_name, strip_file_name,
6680 c_file_name, prefix_list, libexts, is_ctor_dtor, find_a_file,
6681 add_prefix, prefix_from_env, prefix_from_string, do_wait,
6682 fork_execute, maybe_unlink, add_to_list,
6683 extract_init_priority, write_list, dump_list,
6684 dump_prefix_list, write_list_with_asm, write_c_file,
6685 write_c_file_stat, write_c_file_glob, scan_prog_file,
6686 scan_libraries, is_in_list, resolve_lib_name, use_import_list,
6687 ignore_library, extract_string, notice, dump_file, target_machine,
6688 collect_wait, collect_execute, libname, locatelib, aix_std_libs,
6689 read_file, print_load_command): Constify a char*.
6690 (fdopen, error, fatal, fatal_perror): Don't prototype.
6691 (my_strerror): Remove. All callers use xstrerror instead.
6692 (xcalloc, xmalloc, xrealloc, xstrdup, putenv): Remove definitions.
6693 (main): Add prototype. Constify lots of char* ptrs. Change calls
6694 to xcalloc/strcpy/strcat/... to one call to concat.
6695 (main, scan_prog_file, scan_libraries): Use an intermediate
6696 `const char **' to build an argv array.
6697 (mapfile, libselect, libcompare, locatelib): Add prototypes.
6699 * collect2.h (collect_execute, collect_wait, dump_file,
6700 file_exists): Constify a char*.
6701 (ldout, c_file_name, temporary_obstack, permanent_obstack,
6702 temporary_firstobj, vflag, debug): Add extern declarations.
6703 (fancy_abort, error, notice, fatal, fatal_perror): Add prototypes.
6705 * tlink.c: Don't include toplev.h.
6706 (vflag, debug, ldout, c_file_name, temporary_obstack,
6707 permanent_obstack, temporary_firstobj): Don't declare.
6708 (tlink_execute, frob_extension, symbol_hash_lookup,
6709 file_hash_lookup, demangled_hash_lookup, tlink_init, freadsym,
6710 recompile_files, read_repo_files, demangle_new_symbols,
6711 scan_linker_output): Constify a char*.
6712 (symbol_hash_newfunc, file_hash_newfunc, demangled_hash_newfunc,
6713 do_tlink): Mark parameters with ATTRIBUTE_UNUSED.
6715 Fri Sep 3 18:09:24 1999 Andrew Haley <aph@cygnus.com>
6717 * config/m68k/m68kelf.h: Set USE_GAS; this makes gcc generate jbsr
6718 (relative) rather than jsr (absolute) subroutine call insns.
6719 * config/m68k/m68k-coff.h: Ditto.
6721 Fri Sep 3 17:24:31 1999 Richard Earnshaw <rearnsha@arm.com>
6723 * arm.c (note_invalid_constants): No need to ignore ASMs, we can
6724 now rework these too.
6725 (arm_reorg): If an insn can't reach the end of the current pool,
6726 ensure that we emit that pool before the insn.
6728 Fri Sep 3 09:14:32 1999 Marc Espie <espie@tetto.liafa.jussieu.fr>
6730 * tlink.c (scan_linker_output): Skip the initial underscore in
6731 a mangled name if appropriate.
6733 Fri Sep 3 01:28:33 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6735 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
6736 objc_tree_code_name, synth_id_with_class_suffix, warn_with_method,
6737 error_with_ivar, gen_declarator, create_builtin_decl,
6738 my_build_string, generate_descriptor_table, generate_ivars_list,
6739 generate_dispatch_table, check_protocols, TAG_GETCLASS,
6740 TAG_GETMETACLASS, TAG_MSGSEND, TAG_MSGSENDSUPER, TAG_EXECCLASS,
6741 dump_base_name, lang_decode_option, build_encode_expr,
6742 start_class, finish_class, encode_pointer, really_start_method,
6743 gen_declaration, dump_interface, handle_class_ref, handle_impent):
6745 (objc_demangle, objc_printable_name, generate_struct_by_value_array):
6746 Add static prototypes.
6747 (build_objc_string_decl, build_selector_reference_decl,
6748 encode_bitfield, build_class_reference_decl): Remove unused
6749 parameter, all callers changed.
6750 (maybe_objc_method_name): Mark with ATTRIBUTE_UNUSED.
6751 (objc_printable_name): Likewise. Change second parameter to type int.
6752 (init_objc): Use memcpy, not bcopy, to avoid casts.
6754 Thu Sep 2 21:49:52 1999 Richard Henderson <rth@cygnus.com>
6756 * reload1.c (eliminate_regs_in_insn): Avoid eliminating the
6757 reg notes on a deleted insn.
6758 * gcse.c (hash_expr_1): Use XWINT on a CONST_DOUBLE.
6760 Thu Sep 2 20:18:12 1999 Jeffrey A Law (law@cygnus.com)
6762 * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
6764 Thu Sep 2 22:00:08 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6766 * stmt.c (expand_asm_operands): Fix index into inout_mode when
6769 Thu Sep 2 13:00:48 1999 Richard Henderson <rth@cygnus.com>
6771 * stmt.c (expand_asm_operands): Invoke MD_ASM_CLOBBERS if present.
6772 * tm.texi (MD_ASM_CLOBBERS): Document it.
6774 Thu Sep 2 10:22:40 1999 Richard Henderson <rth@cygnus.com>
6776 * dwarf2out.c (dwarf2out_line): Constify `lastfile'.
6777 * except.c (expand_rethrow): Remove unused variable.
6778 * expr.c (do_jump_by_parts_greater_rtx): Likewise.
6779 * flow.c (replace_insns): Likewise.
6780 (create_edge_list, verify_edge_list): Likewise.
6781 * gcse.c (cprop_cc0_jump): Protect declaration with HAVE_cc0.
6783 * genemit.c (gen_expand): Only emit `operands[N]' decl if there
6784 is special code to run.
6785 (main): Don't define operands to emit_operand.
6786 * genrecog.c (main): Don't emit an empty peephole2_insn function.
6788 * rtl.h (NOTE_BASIC_BLOCK): Use X0BBDEF.
6790 * alpha/alpha.h (normal_memory_operand): Declare.
6791 (reg_no_subreg_operand): Declare.
6792 * alpha/elf.h (ASM_DECLARE_OBJECT_NAME): Use HOST_WIDE_INT_PRINT_DEC.
6794 Thu Sep 2 10:19:20 1999 Richard Henderson <rth@cygnus.com>
6796 * c-parse.in (compstmt_primary_start): New, broken out of first
6797 part of compstmt handling in primary.
6798 (primary): Use it. Add an error clause.
6799 (compstmt_nostart): Renamed from compstmt; remove all
6800 initial invocations of compstmt_start.
6803 Thu Sep 2 01:35:50 1999 Marc Espie <espie@cvs.openbsd.org>
6805 * protoize.c (gen_aux_info_file): Let pexecute call choose_temp_base if
6808 Thu Sep 2 00:43:59 1999 Finn Hakansson <finn@axis.com>
6810 * combine.c (simplify_shift_const): Remove extra semicolon.
6811 * dwarf2out.c (remove_AT): Likewise.
6812 * expmed.c (expand_mult): Likewise.
6813 * gcov.c (create_program_flow_graph): Likewise.
6814 * reorg.c (mostly_true_jump): Likewise.
6816 Thu Sep 2 00:06:43 1999 Jeffrey A Law (law@cygnus.com)
6818 * fold-const.c (fold_range_test): Do not try to fold the range
6819 test if the rhs or lhs has side effects.
6821 * combine.c (simplify_rtx): Recognize another case of a synthesized
6824 * varasm.c (mark_constant_pool): When marking indirect references,
6825 only look at SYMBOL_REFs.
6827 * except.c (expand_fixup_region_end): Do not peek at
6828 INSN_UID (node->entry->outer_context) for flag_new_exceptions.
6830 Thu Sep 2 13:52:53 1999 Geoffrey Keating <geoffk@cygnus.com>
6832 * flags.h: New variables align_loops, align_loops_log,
6833 align_jumps, align_jumps_log, align_labels, align_labels_log,
6834 align_functions, align_functions_log.
6835 * toplev.c: Define them.
6836 (f_options): Handle -falign-* when they have no argument.
6837 (main): Add logic to set variables for -falign-functions,
6838 -falign-jumps, -falign-labels, -falign-loops.
6839 Make it -fsched-verbose=<n> and -finline-limit=<n>.
6840 (display_help): Change help to match options.
6841 * final.c (LABEL_ALIGN): Default to align_labels_log.
6842 (LABEL_ALIGN_MAX_SKIP): Default to align_labels-1.
6843 (LOOP_ALIGN): Default to align_loops_log.
6844 (LOOP_ALIGN_MAX_SKIP): Default to align_loops-1.
6845 (LABEL_ALIGN_AFTER_BARRIER): Default to align_jumps_log.
6846 (LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP): Default to align_jumps-1.
6847 * varasm.c (assemble_start_function): Handle align_functions.
6849 * config/sparc/sparc.h: Don't declare sparc_align_*.
6850 Don't provide LABEL_ALIGN_AFTER_BARRIER or LOOP_ALIGN.
6851 (DEFAULT_SPARC_ALIGN_FUNCS): Delete; take functionality into
6853 (FUNCTION_BOUNDARY): Fix incorrect use---it's not just a request,
6855 * config/sparc/sparc.c: Delete sparc_align_loops,
6856 sparc_align_jumps, sparc_align_funcs and the corresponding string
6858 (sparc_override_options): Default align_functions on ultrasparc.
6859 Delete -malign-* handling.
6861 * config/mips/mips.c (override_options): On 64-bit targets,
6862 try to align code to 64-bit boundaries.
6863 (print_operand): New substitution, %~,
6864 which aligns labels to align_labels_log.
6865 * config/mips/mips.md (div_trap_normal): Use %~.
6866 (div_trap_mips16): Likewise.
6871 (ashldi3_internal): Likewise.
6872 (ashrdi3_internal): Likewise.
6873 (lshrdi3_internal): Likewise.
6874 (casesi_internal): Likewise.
6876 Wed Sep 1 21:13:48 1999 Richard Henderson <rth@cygnus.com>
6878 Merge new ia32 backend from the branch!
6880 * i386.h, i386.c, i386.md, reg-stack.c, i386/unix.h: Many changes.
6881 See ChangeLog.P2 on new_ia32_branch for details.
6883 * rtl.h (stack_regs_mentioned_p): Delete prototype.
6884 * i386/cygwin.h (SUBTARGET_PROLOGUE): No more do_rtl.
6885 * i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
6886 * i386/gas.h (ASM_FILE_START): Define.
6887 * i386/winnt.c (i386_pe_valid_decl_attribute_p): Update
6888 for name change of ix86_valid_decl_attribute_p.
6889 (i386_pe_valid_type_attribute_p): Similarly.
6891 Wed Sep 1 18:21:23 1999 Richard Henderson <rth@cygnus.com>
6893 * emit-rtl.c (init_emit_once): Don't use GET_MODE_WIDER_MODE
6894 to step through CC modes.
6896 Wed Sep 1 20:18:06 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
6898 * regmove.c (fixup_match_1): Don't move INSN in front of P if
6899 it would end up in the shadow of a live flags regsiter.
6901 Wed Sep 1 11:32:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
6903 * reload1.c: Fix many indentation problems.
6904 * reload.c: Likewise.
6906 Tue Aug 31 22:08:03 1999 Marc Espie <espie@cvs.openbsd.org>
6908 * alias.c (non_local_reference_p): Constify fmt.
6910 Tue Aug 31 23:19:35 1999 Michael Meissner <meissner@cygnus.com>
6912 * config/i386/xm-cygwin.h (HAVE_DOS_BASED_FILE_SYSTEM): Define.
6914 Tue Aug 31 16:44:52 1999 Jeffrey A Law (law@cygnus.com)
6916 * cse.c (delete_trivially_dead_insns): Do not delete stores to
6917 the internal_arg_pointer.
6919 Tue Aug 31 13:35:42 1999 Richard Henderson <rth@cygnus.com>
6921 Merge peephole2 from new_ia32_branch:
6922 * Makefile.in (STAGESTUFF): Add *.peephole2.
6923 (mostlyclean): Likewise.
6924 (recog.o): Depend on resource.h.
6926 * final.c (peephole): Conditionalize decl on HAVE_peephole.
6927 (final_scan_insn): Likewise for the invocation of peephole.
6928 * genconfig.c (main): Look for peephole and peephole2 patterns.
6929 Emit HAVE_peephole* accordingly.
6930 * genpeep.c (main): Conditionalize entire output on HAVE_peephole.
6931 * flags.h (flag_peephole2): Declare.
6932 * toplev.c: New pass peephole2. New flag -fpeephole2.
6934 * genattrtab.c (main): Count DEFINE_PEEPHOLE2.
6935 * gencodes.c (main): Likewise.
6936 * genextract.c (main): Likewise.
6937 * genoutput.c (main): Likewise.
6938 * genemit.c (max_operand_1): Look for the max scratch operand.
6939 (gen_rtx_scratch): New.
6940 (gen_exp): Use it, and pass on new arg subroutine_type.
6941 (gen_expand): Take max scratch into account.
6942 (gen_split): Emit peephole2 functions.
6943 (output_peephole2_scratch): New.
6944 (main): Include hard-reg-set.h and resource.h. Handle peephole2.
6945 * genrecog.c (routine_type): Add PEEPHOLE2.
6947 (make_insn_sequence): Match outer parallel for peep2. Discard
6948 top level scratches and dups.
6949 (add_to_sequence): New args insn_type and top. Update all callers.
6950 Handle toplevel peep2 matching insns.
6951 (write_subroutine): Handle peep2.
6952 (write_tree_1): Likewise.
6953 (write_tree): Likewise.
6955 (change_state): New arg afterward. Update all callers.
6956 Handle matching separate insns.
6957 * recog.c (recog_next_insn): New.
6958 (peephole2_optimize): New.
6959 * rtl.def (DEFINE_PEEPHOLE2): New.
6960 * resource.c (find_free_register): New argument last_insn. Use it
6961 to find a register available through the entire span.
6962 * resource.h (find_free_register): Update prototype.
6964 Tue Aug 31 11:51:06 1999 Jim Kingdon <http://developer.redhat.com>
6966 * i386.c (output_strlen_unroll): Don't write xops[7]
6967 label if it wasn't set.
6969 1999-08-31 12:44 -0700 Zack Weinberg <zack@bitmover.com>
6971 * cpplib.c (struct directive): Const-ify name pointer and
6972 function pointer prototype.
6973 (validate_else, do_define, do_line, do_include, do_undef,
6974 do_error, do_pragma, do_ident, do_if, do_xifdef, do_else,
6975 do_elif, do_endif, do_sccs, do_assert, do_unassert,
6976 do_warning): Const-ify second arg.
6977 (directive_table): Mark const. Reorder entries by frequency
6978 of usage, record statistics.
6980 1999-08-31 12:20 -0700 Zack Weinberg <zack@bitmover.com>
6982 * rtl.h (RTL_CHECK1, RTL_CHECK2): New macros which type- and
6983 bounds- check RTL accesses if --enable-checking.
6984 (RTVEC_ELT): Bounds check if --enable-checking.
6985 (XWINT, XINT, XSTR, XEXP, XVEC, XMODE, XBITMAP, XTREE,
6986 XBBDEF): Use RTL_CHECK1/RTL_CHECK2 as appropriate.
6987 (XVECEXP, XVECLEN): Define in terms of XVEC, RTVEC_ELT, and
6989 (X0WINT, X0INT, X0STR, X0EXP, X0VEC, X0MODE, X0BITMAP, X0TREE,
6990 X0BBDEF, X0ADVFLAGS): New macros for accessing '0' slots of RTXes.
6992 (ADDR_DIFF_VEC_FLAGS): Use X0ADVFLAGS.
6993 (NOTE_SOURCE_FILE): Use X0STR.
6994 (NOTE_BLOCK_NUMBER, NOTE_EH_HANDLER, LABEL_NUSES,
6995 MEM_ALIAS_SET): Use X0INT.
6996 (NOTE_RANGE_INFO, NOTE_LIVE_INFO, NOTE_BASIC_BLOCK,
6997 JUMP_LABEL, LABEL_REFS, LABEL_NEXTREF, CONTAINING_INSN):
6999 * real.h (CONST_DOUBLE_CHAIN): Use X0EXP.
7000 * rtl.c (copy_rtx, copy_most_rtx): Copy '0' slots with X0WINT.
7001 (rtl_check_failed_bounds, rtl_check_failed_type1,
7002 rtl_check_failed_type2, rtvec_check_failed_bounds): New
7004 (fancy_abort): Fix comment.
7006 * cse.c (canon_hash): Read CONST_DOUBLE data slots with XWINT.
7007 (cse_insn): Decrement LABEL_NUSES for jump target before
7009 * emit-rtl.c (gen_rtx_CONST_DOUBLE): Use X0EXP for slot 1.
7010 * final.c (alter_subreg): Compute regno before changing x to
7011 REG; set REGNO(x) after changing it.
7012 * flow.c (count_basic_blocks): Use XWINT to inspect EH_REGION
7013 notes containing CONST_INTs.
7014 (delete_eh_regions): Use NOTE_EH_HANDLER.
7015 * function.c (put_reg_into_stack): Make reg a MEM before
7017 (fixup_var_refs_insns): Save REG_NOTES (insn) in case we
7019 (gen_mem_addressof): Make reg a MEM before initializing it.
7020 * integrate.c (copy_rtx_and_substitute): Copy '0' slots with
7022 * local-alloc.c (update_equiv_regs): Zap REG_NOTES before
7023 deleting an insn, not after.
7024 (block_alloc): Only look at PATTERN(insn) if we have to, and
7025 only if it's format class 'i'.
7026 * loop.c (check_dbra_loop): Check bl->biv->add_val is a
7027 CONST_INT before using its INTVAL.
7028 * print-rtl.c (print_rtx): Use X0STR.
7029 * regmove.c (fixup_match_1): Don't look at PATTERN of
7030 non-class-'i' insn chain elements.
7031 * reload.c (loc_mentioned_in_p): Take address of
7032 in->fld[1].rtx directly.
7033 * reload1.c (reload): Change reg to a MEM before initializing
7035 * varasm.c (mark_constant_pool): Skip CONST_DOUBLES, which
7037 * config/i386/i386.md (decrement_and_branch_if_zero): Fix typo.
7039 Fri Aug 20 13:43:41 1999 Andrew Haley <aph@cygnus.com>
7041 * config/mips/mips.c (machine_dependent_reorg): Force a
7042 barrier to output the local constant pool if a barrier hasn't
7043 been found at a natural point in the instruction stream.
7045 Mon Aug 30 22:04:36 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7047 * c-parse.in (language_string): Constify.
7049 * dwarf2out.c (language_string): Remove declaration.
7051 * dwarfout.c (language_string): Likewise.
7053 * toplev.c (language_string, init_parse, finish_parse): Likewise.
7055 * tree.h (language_string, init_parse, finish_parse): Declare.
7057 * i386/sun386.h (language_string): Remove declaration.
7059 * mips.h (language_string): Likewise.
7061 * nextstep.h (language_string): Likewise.
7063 * nextstep21.h (language_string): Likewise.
7065 * rs6000.c (language_string): Likewise.
7067 Mon Aug 30 20:56:08 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7069 * Makefile.in (OBJS, PROTO_OBJS): Remove getpwd.o.
7070 (getpwd.o): Remove target.
7072 * getpwd.c: Delete file. Its in libiberty now.
7074 * dbxout.c (getpwd): Don't prototype.
7075 * dwarf2out.c (getpwd): Likewise
7076 * dwarfout.c (getpwd): Likewise
7077 * final.c (getpwd): Likewise.
7078 * protoize.c (getpwd): Likewise.
7080 Mon Aug 30 20:21:34 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7082 * cse.c: (fold_rtx): Cast to HOST_WIDE_INT in left shift.
7084 Mon Aug 30 16:07:49 1999 Richard Henderson <rth@cygnus.com>
7086 * flow.c (new_insn_dead_notes): Use sets_reg_or_subreg not
7089 Mon Aug 30 12:23:53 1999 Jim Wilson <wilson@cygnus.com>
7091 * fixinc/Makefile.in (subdir): New.
7092 (fixincl.x, inclhack.sh, fixincl.sh): Use cp instead of $(CP).
7095 Mon Aug 30 01:02:09 1999 Jeffrey A Law (law@cygnus.com)
7097 * emit-rtl.c (copy_rtx_if_shared): A MEM which references
7098 virtual_stack_vars_rtx or virtual_incoming_args_rtx can not
7101 * invoke.texi: Fix typo.
7103 * dwarf2out.c (mem_loc_descriptor): New argument MODE. All callers
7104 changed. Handle autoincrement addressing modes.
7106 * integrate.c (copy_rtx_and_substitute): Handle internal_arg_pointer
7107 just like we would the virtual incoming args register when
7110 Sun Aug 29 23:17:54 1999 David Edelsohn <edelsohn@gnu.org>
7112 * rs6000.h (ASM_FILE_START): Specify complete filename, including
7113 path, in .file directive.
7115 Sun Aug 29 05:06:43 1999 Russ Allbery <rra@stanford.edu>
7117 * gcc.texi (External Bugs): Remove obsolete note about Perl on
7120 1999-08-29 08:38 -0700 Zack Weinberg <zack@bitmover.com>
7122 * stdbool.h: Make the typedef name _Bool, with bool a #defined
7125 Sun Aug 29 09:36:50 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7127 * tree.c (tree_code_name): Constify a char*.
7129 * tree.h (tree_code_name, decl_printable_name): Likewise.
7131 * function.h (struct function): Likewise.
7133 * toplev.c (decl_name, decl_printable_name): Likewise.
7135 * vax/vms.h (MAYBE_VMS_FUNCTION_PROLOGUE): Likewise.
7137 * objc/objc-act.c (decl_printable_name): Remove redundant prototype.
7138 (init_objc): Remove function pointer cast.
7140 Sun Aug 29 05:01:17 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7142 * pa.md (interspace_jump): New pattern.
7143 (builtin_longjmp): New expander.
7145 1999-08-29 Bernd Schmidt <bernds@cygnus.co.uk>
7147 * fp-bit.c (add, sub, multiply, divide, compare, _eq_f2, _ne_f2,
7148 _gt_f2, _ge_f2, _lt_f2, _le_f2, float_to_si, float_to_usi, negate,
7149 sf_to_df, df_to_sf): Fix potential problem with alias analysis.
7151 Sun Aug 29 04:30:52 1999 John Wehle (john@feith.com)
7153 * jump.c (delete_prior_computation): Also check calls
7154 to constant functions. Don't bother checking for a
7155 REG_UNUSED note before adding it.
7156 (delete_computation): Handle multi-word hard registers
7157 when synthesizing missing REG_DEAD notes for a register
7158 which is both set and used by an insn.
7160 1999-08-29 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
7162 * loop.c (this_loop_info): New variable.
7163 (loop_has_call, loop_has_volatile, loop_has_tablejump,
7164 loop_continue, loops_enclosed): Replace with fields in this_loop_info.
7166 (prescan_loop, strength_reduce): New argument loop_info. All callers
7168 (scan_loop): New variable loop_info, initialise to address of
7170 (prescan_loop): Set loop_info->vtop if find NOTE_INSN_LOOP_VTOP.
7171 Delete variable loop_has_multiple_exit targets and replace with
7172 field in this_loop_info.
7173 (find_and_verify_loops): Rename this_loop to this_loop_num.
7174 (strength_reduce): Delete loop_iteration_info. Replace variable
7175 loop_info with function argument of same name.
7176 (insert_bct): Rework test for loop being completely unrolled.
7178 * loop.h (struct loop_info): New fields num, loops_enclosed,
7179 has_call, has_volatile, has_tablejump, has_multiple_exit_targets,
7180 has_indirect_jump, and cont. Redefine use of unroll_number.
7181 (loop_unroll_number): Delete.
7183 * unroll.c (unroll_loop): Store loop unroll count in unroll_number
7185 (loop_iterations): Delete variable vtop and instead use
7186 loop_info->vtop computed in prescan_loop.
7188 Sun Aug 29 03:27:23 1999 Scott Weikart <scott@igc.apc.org>
7190 * fix-header.c (main): Do not pass a null pointer to strcmp.
7192 Sun Aug 29 03:18:48 1999 William Bader (william@nscs.fast.net)
7194 * configure.in (i[34567]86-*-sco3.2v4*): Target does not truncate
7196 * configure: Rebuilt.
7198 Sat Aug 28 19:36:05 1999 Jeffrey A Law (law@cygnus.com)
7200 * jump.c (jump_optimize_1): Do not delete assignments to
7201 internal_arg_pointer.
7202 * cse.c (delete_trivially_dead_insns): Always consider a set of
7203 the internal_arg_pointer live.
7205 Sat Aug 28 16:24:31 1999 Richard Henderson <rth@cygnus.com>
7207 * flow.c (flow_delete_insn_chain): Rename from delete_insn_chain.
7208 (update_life_info) [REG_WAS_0]: Search the original insns rather
7209 than the new insns for the note. Fix typos finding note_dest.
7210 If no dest found, discard the note rather than abort.
7211 [REG_NOALIAS]: Handle as REG_NO_CONFLICT.
7212 (replace_insns): Remove the old insn list after update_life_info
7215 Sat Aug 28 16:20:12 1999 Richard Henderson <rth@cygnus.com>
7217 * haifa-sched.c (sched_analyze): Clear LOG_LINKS before calling
7219 (sched_analyze_1): Let add_dependence care for not adding dups.
7220 (sched_analyze_2): Likewise.
7221 (add_branch_dependences): Likewise.
7223 Sat Aug 28 15:58:16 1999 Mumit Khan <khan@xraylith.wisc.edu>
7225 * i386/winnt.c (export_list): New type.
7226 (exports_head): Rename to
7227 (export_head): this.
7228 (i386_pe_record_exported_symbol): Add is_data flag.
7229 (i386_pe_asm_file_end): Emit directive for exported variables.
7230 * i386/cygwin.h (i386_pe_record_exported_symbol): Update
7232 * i386/cygwin.h (ASM_OUTPUT_COMMON): Specify symbol type.
7233 (ASM_DECLARE_OBJECT_NAME): Likewise.
7234 (ASM_DECLARE_FUNCTION_NAME): Likewise.
7235 * i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
7237 Fri Aug 27 15:35:24 1999 Jeffrey A Law (law@cygnus.com)
7239 * cse.c (fold_rtx): Work around bug in Sun V5.0 compilers.
7241 * pa.c (emit_move_sequence): Do not stop on SUBREG_WORD of an
7244 Fri Aug 27 14:01:19 1999 Marc Espie <espie@cvs.openbsd.org>
7246 * config/openbsd.h: Define SET_ASM_OP.
7247 * tm.texi: cross-reference SET_ASM_OP in the index.
7249 1999-08-27 13:27 -0700 Zack Weinberg <zack@bitmover.com>
7251 * rtl.c: Define CONST_DOUBLE_FORMAT to the appropriate format
7252 for a CONST_DOUBLE, at compile time. Initialize rtx_length
7253 and class_narrowest_mode at compile time. Kill init_rtl.
7254 Mark rtx_length, mode_class, mode_size, mode_unit_size,
7255 mode_wider_mode, mode_mask_array, class_narrowest_mode, and
7256 rtx_format as const. Kill all references to EXTRA_CC_MODES or
7258 * rtl.def (CONST_DOUBLE): Use CONST_DOUBLE_FORMAT macro for
7260 * rtl.h: Declare rtx_length and rtx_format as const.
7261 * machmode.def: Define CC(). Use CC() to define CCmode. If
7262 EXTRA_CC_MODES is defined, expand it here.
7263 * machmode.h: Declare mode_class, mode_size, mode_unit_size,
7264 mode_wider_mode, mode_mask_array, and class_narrowest_mode as
7265 const. Kill all references to EXTRA_CC_MODES.
7267 * toplev.c: Don't prototype or call init_rtl.
7268 * optabs.c: Don't call init_mov_optab.
7269 * genemit.c: Don't generate init_mov_optab. Don't call
7271 * gengenrtl.c: Duplicate calculation of CONST_DOUBLE_FORMAT
7273 * genattr.c, genattrtab.c, gencodes.c, genconfig.c,
7274 genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
7275 genrecog.c: Don't call init_rtl.
7277 * arc.h, arm.h, c4x.h, i386.h, i960.h, m88k.h, pa.h, pdp11.h,
7278 rs6000.h, sparc.h: Don't define EXTRA_CC_NAMES. Use CC() in
7279 definition of EXTRA_CC_MODES.
7281 * md.texi: Kill ref to EXTRA_CC_NAMES.
7282 * tm.texi: Document new way to define EXTRA_CC_MODES.
7284 * genrecog.c: Do not look up the name of a define_split.
7287 Fri Aug 27 17:03:42 1999 Nick Clifton <nickc@cygnus.com>
7289 * config/v850/v850.md: Fix typo introduced by previous delta.
7291 Fri Aug 27 09:48:59 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7293 * gcc.c (fatal): Make definition static to match prototype.
7295 Fri Aug 27 10:33:35 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7297 * combine.c (get_last_value): Don't look for earlier sets if the last
7298 known set is somewhere in between the insns being combined.
7300 Fri Aug 27 10:03:12 BST 1999 Nathan Sidwell <nathan@acm.org>
7302 * configure.in: Don't use shell ! to negate exit codes
7303 * configure: Regenerate
7305 Fri Aug 27 09:36:17 1999 Andreas Schwab <schwab@suse.de>
7307 * function.c (assign_stack_temp_for_type): Fix change of Mar 5 for
7308 the fact that ALIGN is measured in bits, not bytes.
7310 1999-08-27 00:27 -0700 Zack Weinberg <zack@bitmover.com>
7312 * errors.c: New file; defines functions error, warning, and
7313 fatal, variables have_error and progname.
7314 * errors.h: New file; prototypes and decls for stuff in errors.c.
7316 * Makefile: Add rules to build errors.o and
7317 $(HOST_PREFIX)errors.o. Link genconfig, gencodes, genemit,
7318 genopinit, genrecog, genextract, genpeep, genattr, and
7319 genoutput with errors.o. Add errors.h to deps of genconfig.o,
7320 gencodes.o, genemit.o, genopinit.o, genrecog.o, genextract.o,
7321 genpeep.o, genattr.o, and genoutput.o.
7323 * genconfig.c, gencodes.c, genemit.c, genopinit.c, genrecog.c,
7324 genextract.c, genpeep.c, genattr.c: Include errors.h. Don't
7325 define or prototype fatal. Set progname at beginning of main.
7326 * genoutput.c: Likewise, and don't define or prototype error
7329 * c-typeck.c (c_expand_start_case): Return immediately if exp
7331 * fold-const.c (operand_equal_p): Return immediately if arg1
7332 or arg0 are ERROR_MARKs.
7333 * stor-layout.c (layout_type [case RECORD_TYPE]): Ignore
7334 fields of type ERROR_MARK when calculating if the record can
7337 Fri Aug 27 01:03:48 1999 Jim Kingdon <http://developer.redhat.com>
7338 with much help from Jeffrey A Law and Richard Henderson
7340 * i386.md: In the 6 insns which call output_fix_trunc,
7341 earlyclobber operands[0].
7343 Fri Aug 27 01:01:51 1999 Philip Blundell <pb@nexus.co.uk>
7345 * jump.c (duplicate_loop_exit_test): Call reg_scan_update after
7346 creating new registers.
7348 1999-08-26 23:09 -0700 Zack Weinberg <zack@bitmover.com>
7350 * i386.h: Declare ix86_cpu_string, ix86_arch_string,
7351 i386_reg_alloc_order, i386_regparm_string,
7352 i386_align_loops_string, i386_align_jumps_string,
7353 i386_align_funcs_string, i386_preferred_stack_boundary_string,
7354 and i386_branch_cost_string as type "const char *".
7355 * i386.c: Define all above strings as type "const char *".
7357 Thu Aug 26 20:36:30 1999 Jim Wilson <wilson@cygnus.com>
7359 * dwarf2out.c (output_aranges): Check DWARF_OFFSET_SIZE not PTR_SIZE
7360 when emitting alignment padding. Emit padding byte of 0 instead of 4.
7362 Thu Aug 26 18:11:20 1999 Mark Mitchell <mark@codesourcery.com>
7364 * tree.c (array_type_nelts): Don't create RTL_EXPRs from
7365 SAVE_EXPRs unless the SAVE_EXPRs have already been expanded.
7367 Thu Aug 26 19:33:23 1999 Jim Wilson <wilson@cygnus.com>
7369 * dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Add default definition.
7370 (debug_dwarf): Add DWARF2_ASM_LINE_DEBUG_INFO support.
7371 (dwarf2out_line, dwarf2out_finish): Likewise.
7372 * tm.texi (DWARF2_ASM_LINE_DEBUG_INFO): Add documetation.
7374 Thu Aug 26 16:10:56 1999 Gavin Romig-Koch <gavin@cygnus.com>
7376 * tree.c (lang_unsave_expr_now) : Correct return type.
7377 * tree.h (lang_unsave_expr_now) : Same.
7379 Thu Aug 26 13:12:29 1999 Jeffrey A Law (law@cygnus.com)
7381 * pa.c (cint_ok_for_move): Use CONST_INT_OK_FOR_LETTER_P macros
7382 instead of duplicating code.
7384 Thu Aug 26 18:32:32 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7386 * gcse.c (hash_scan_insn): Don't scan obvious no-ops.
7388 1999-08-26 09:42 -0700 Zack Weinberg <zack@bitmover.com>
7390 * tree.h: fancy_abort always takes three args.
7391 * resource.c: Move include of system.h before toplev.h.
7393 Thu Aug 26 09:46:16 1999 Nick Clifton <nickc@cygnus.com>
7395 * dwarf2out.c (mem_loc_descriptor): Accept LABEL_REFs as well
7398 1999-08-25 22:10 -0700 Zack Weinberg <zack@bitmover.com>
7400 * system.h: Don't redefine abort or trim_filename.
7401 * rtl.h: Define abort to fancy_abort (__FILE__, __LINE__, 0)
7402 or fancy_abort (__FILE__, __LINE__, __FUNCTION__) depending on
7403 whether or not __FUNCTION__ is available.
7404 * tree.h: Duplicate rtl.h's definition of abort, for files
7405 that don't include rtl.h. Delete all code to perform type
7406 checking with a compiler other than GCC.
7407 * varray.h: Delete all code to perform type checking with a
7408 compiler other than GCC. Make VARRAY_CHECK() always evaluate
7409 its arguments exactly once, using a statement expression.
7410 Adjust the VARRAY_<type> accessor macros to match.
7411 * toplev.h (fatal_insn, fatal_insn_not_found): Kill.
7412 (_fatal_insn, _fatal_insn_not_found): New fns, take info on
7413 caller's location. Define fatal_insn and fatal_insn_not_found
7414 as macros that use _fatal_insn and _fatal_insn_not_found.
7415 (fancy_abort, trim_filename): Kill prototypes.
7417 * rtl.c (trim_filename): Move here from toplev.c.
7418 (fancy_abort): New function.
7419 (DIR_SEPARATOR): Provide default definition.
7420 * tree.c (tree_check_failed, tree_class_check_failed): Go
7421 through fancy_abort.
7422 (tree_check, tree_class_check, cst_or_constructor_check,
7423 expr_check): Delete.
7424 * varray.c (varray_check_failed): New function.
7425 * toplev.c (fatal_insn, fatal_insn_not_found): Replace with
7426 _fatal_insn and _fatal_insn_not_found. Go through
7428 (trim_filename, fancy_abort): Delete.
7430 * builtins.c (expand_builtin_args_info): Report ICE with abort.
7431 * except.c (start_catch_handler): Report ICE with error/abort
7433 * final.c (output_operand_lossage): Likewise.
7434 * flow.c (verify_flow_info): Likewise.
7436 * gcc.c: Prototype fatal.
7437 * gengenrtl.c: Undef abort after including rtl.h not system.h.
7438 * genattr.c, genattrtab.c, genemit.c, genextract.c,
7439 genflags.c, genopinit.c, genoutput.c, genpeep.c, genrecog.c:
7440 Don't define fancy_abort.
7442 Wed Aug 25 17:56:59 1999 Richard Henderson <rth@cygnus.com>
7444 * optabs.c (emit_cmp_and_jump_insns): Be more thorough in
7447 Wed Aug 25 15:35:55 1999 Richard Henderson <rth@cygnus.com>
7449 * m88k.h (VERSION_INFO2): Kill.
7450 (VERSION_STRING): Kill.
7452 (VERSION_INFO1): Tidy.
7453 (TARGET_VERSION): Update.
7454 * m88k/dgux.h (VERSION_INFO2): Kill.
7455 (ASM_FIRST_LINE): Adjust for death of VERSION_STRING.
7456 * m88k/luna.h (VERSION_INFO1): Tidy.
7457 * m88k/sysv4.h (VERSION_INFO1): Likewise.
7458 * m88k.c (out_rcs_id, tm_rcs_id): Kill.
7459 (output_file_start): Adjust for death of VERSION_STRING.
7461 1999-08-25 13:51 -0700 Jim Meyering <meyering@ascend.com>
7463 * cpplib.c (detect_if_not_defined): New function.
7464 (do_if): Use it to detect potential once-only headers.
7466 Wed Aug 25 14:00:18 1999 Jason Merrill <jason@yorick.cygnus.com>
7468 * c-common.c (combine_strings): Always set TREE_CONSTANT.
7470 Wed Aug 25 15:27:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
7472 * combine.c (nonzero_bits) : Allow single-ly set registers to be
7473 anywere in the function only if they are pseudos and set before
7474 being used (not live at the start of the function).
7475 (num_sign_bit_copies) : Same.
7476 (get_last_value_validate) : Same.
7477 (get_last_value) : Same.
7479 Wed Aug 25 11:13:29 1999 Richard Henderson <rth@cygnus.com>
7481 * loop.c (express_from): Try harder to unify (* c N) and (* c M)
7482 where N and M are constant and N is an integer multiple of M.
7484 Wed Aug 25 13:55:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7486 * sbitmap.h (sbitmap_intersection_of_succs): Add prototype.
7487 (sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7488 sbitmap_union_of_preds): Add prototypes.
7489 * sbitmap.c (sbitmap_intersection_of_succs): New function to compute
7490 the intersection of successors with the new flow graph structures.
7491 (sbitmap_intersection_of_preds): New function to compute the
7492 intersection of predecessors with the new flow graph structures.
7493 (sbitmap_union_of_succs): New function to compute the union of
7494 successors with the new flow graph structures.
7495 (sbitmap_union_of_preds): New function to compute the union of
7496 predecessors with the new flow graph structures.
7497 * gcse.c (compute_rdm, compute_available): Use new sbitmap routines.
7498 (expr_reaches_here_p): Use edge and basic_block structures instead
7499 of s_preds and s_succs.
7500 (compute_cprop_avinout): Use new sbitmap routines.
7501 (pre_expr_reaches_here_p): Use edge and basic_block structures instead
7502 of s_preds and s_succs.
7503 * flow.c (compute_flow_dominators): Compute dominators using
7504 edges and basic blocks instead of s_preds and s_succs.
7506 Wed Aug 25 13:41:47 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
7508 * lists.c (unused_insn_list, unused_expr_list): New file for
7509 maintaining various types of lists. New statics for maintaining a
7510 cache of available INSN_LIST and EXPR_LIST nodes.
7511 (free_list): Static function for freeing a list of INSN/EXPR nodes.
7512 (alloc_INSN_LIST): Function to get a free INSN_LIST node.
7513 (alloc_EXPR_LIST): Function to get a free EXPR_LIST node.
7514 (init_EXPR_INSN_LIST_cache): Initialize the cache lists.
7515 (free_EXPR_LIST_list): Free an entire list of EXPR_LIST nodes.
7516 (free_INSN_LIST_list): Free an entire list of INSN_LIST nodes.
7517 (free_EXPR_LIST_node): Free an individual EXPR_LIST node.
7518 (free_INSN_LIST_node): Free an individual INSN_LIST node.
7519 * haifa-sched.c (unused_insn_list, unused_expr_list): Moved to flow.c
7520 (free_list, alloc_INSN_LIST, alloc_EXPR_LIST): Moved to flow.c
7521 (remove_dependence, free_pending_lists): Use new global routines.
7522 (flush_pending_lists, sched_analyze_insn): Use new global routines.
7523 (sched_analyze, compute_block_backward_dependences): Use new routines.
7524 (sched_analyze_1, sched_analyze_2): Use new routines.
7525 (schedule_insns): Use new global routines.
7526 * rtl.h (init_EXPR_INSN_LIST_cache, free_EXPR_LIST_list): Add function
7528 (free_INSN_LIST_list, free_EXPR_LIST_node): Add prototypes.
7529 (free_INSN_LIST_node, alloc_INSN_LIST, alloc_EXPR_LIST): Add function
7531 * toplev.c (rest_of_compilation): Initialize node cache.
7532 * Makefile.in (OBJS): Add lists.o to list of object files.
7533 (lists.o): Add dependancies.
7535 Wed Aug 25 17:31:56 1999 Nick Clifton <nickc@cygnus.com>
7537 * config/v850/v850.md: Fix compile time warning messages.
7538 * config/v850/v850.c: Fix compile time warning messages.
7539 * config/v850/v850.h: Fix compile time warning messages.
7541 Wed Aug 25 09:44:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7543 * genattr.c (gen_attr): Add prototype arguments for get_attr_*().
7544 Remove unused prototype for `init_lengths'.
7546 Wed Aug 25 09:32:31 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7548 * calls.c (emit_call_1): Mark parameter `stack_size' with
7550 (expand_call): Initialize variable `insn'.
7551 (emit_library_call): Likewise for variable `high_to_save'.
7552 (emit_library_call_value): Likewise.
7553 (store_one_arg): Likewise for variables `lower_bound' and
7556 * combine.c (try_combine): Likewise for variables `i2_code_number'
7557 and `other_code_number'.
7558 (find_split_point): Likewise for variables `pos', `unsignedp' and
7560 (simplify_if_then_else): Likewise for variables `op' and `c1'.
7561 (simplify_and_const_int): Remove unused variable `width'.
7562 (merge_outer_ops): Likewise.
7564 * cse.c (simplify_binary_operation): Cast an INTVAL() to `unsigned
7565 HOST_WIDE_INT' when comparing against one.
7566 (simplify_relational_operation): Likewise.
7567 (cse_insn): Initialize variables `src_eqv_volatile',
7568 `src_eqv_in_memory', `src_eqv_in_struct', `src_eqv_hash' and `sets'.
7570 * final.c (init_final): Constify parameter `filename'.
7571 (final_start_function): Mark parameter `optimize' with
7573 (profile_function): Likewise for parameters `first' and `optimize'.
7574 (output_source_line): Likewise for parameter `file'.
7576 * integrate.c (subst_constants): Cast a value to `size_t' when
7577 comparing against one.
7578 (mark_stores): Initialize variable `mode'. Cast a value to
7579 `size_t' when comparing against one.
7581 * integrate.h (MAYBE_EXTEND_CONST_EQUIV_VARRAY): Likewise.
7583 * loop.c (move_movables): Initialize variable `first'.
7584 (strength_reduce): Likewise for variable `increment'.
7585 (check_dbra_loop): Likewise for variable `comparison_val'. Cast a
7586 value to `size_t' when comparing against one.
7587 (load_mems): Initialize variable `end_label'.
7589 * output.h (init_final): Constify parameter.
7591 * reload.c (decompose): Initialize variable `base'.
7593 * reload1.c (reload): Likewise for variable `is_scalar'.
7594 (spill_hard_reg): Mark parameter `dumpfile' with ATTRIBUTE_UNUSED.
7595 (choose_reload_regs): Initialize variable `mode'.
7596 (emit_reload_insns): Likewise for variable `store_insn'.
7597 (reload_cse_noop_set_p): Mark parameter `insn' with
7599 (reload_combine): Initialize variable `set'.
7601 * unroll.c (unroll_loop): Likewise for variable `local_label'.
7602 (copy_loop_body): Cast a value to `size_t' when comparing against
7605 * varasm.c (assemble_variable): Initialize variable `size_tree'.
7606 (const_hash): Add an `else abort()' in an if-else-if-else sequence.
7607 (remove_from_pending_weak_list): Mark parameter `name' with
7610 Wed Aug 25 11:18:39 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7612 * toplev.c (rest_of_compilation): Use decl_printable_name when opening
7615 Wed Aug 25 10:57:12 1999 Nick Clifton <nickc@cygnus.com>
7617 * config/arm/telf.h (ASM_WEAKEN_LABEL): Define.
7618 (ASM_DECLARE_FUNCTION_NAME): Define.
7619 (TYPE_ASM_OP, SIZE_ASM_OP, TYPE_OPERAND_FORMAT,
7620 ASM_DECLARE_RESULT, ASM_DECLARE_OBJECT_NAME,
7621 ASM_FINISH_DECLARE_OBJECT, ASM_DECLARE_FUNCTION_SIZE): Define if
7622 not already defined.
7624 Wed Aug 25 01:36:11 1999 John David Anglin <dave@hiauly1.hia.nrc.ca>
7626 * calls.c (emit_call_1): Use call_pop/call_value_pop for all values
7627 of n_popped when call/call_value are not defined.
7629 Wed Aug 25 01:25:14 1999 Jeffrey A Law (law@cygnus.com)
7631 * tm.texi: GNU CC -> GCC conversion.
7632 (CC1_SPEC): Indicate it is used for all language front ends.
7634 Tue Aug 24 23:43:03 1999 Mark Mitchell <mark@codesourcery.com>
7636 * flow.c (delete_block): Spell NOTE_INSN_EH_REGION_BEG and
7637 NOTE_INSN_EH_REGION_END correctly.
7639 Tue Aug 24 23:26:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
7640 Jeff Law <law@cygnus.com>
7642 * loop.c (strength_reduce): Automatically unroll loops if the
7643 unrolled loop size is smaller than the rolled loop size.
7645 * loop.c (insert_bct): Replace use of sdiv_optab with asr_optab
7646 and delete comment that code should be rewritten.
7648 Tue Aug 24 22:56:35 1999 Jeffrey A Law (law@cygnus.com)
7650 * haifa-sched.c (find_rgns): Mark a block found during the DFS search
7653 * haifa-sched.c (get_visual_tbl_length): Fix off-by-one error.
7655 Tue Aug 24 22:41:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
7657 * fixinc/mkfixinc.sh: Don't fix uwin headers.
7658 * i386/uwin.h (MD_STARTFILE_PREFIX): Define.
7659 (LINK_SPEC): Add -u _main when building executables.
7660 (ASM_DECLARE_FUNCTION): Update from Cygwin.
7661 (ASM_FILE_END): Use the default for ix86-pe.
7662 * i386/xm-uwin.h (HAVE_BCOPY): Undefine.
7664 Tue Aug 24 20:49:47 1999 Art Haas <ahaas@neosoft.com>
7666 * final.c (output_addr_const): Handle case where ASM_OPEN_PAREN
7667 and ASM_CLOSE_PAREN are empty strings.
7669 Wed Aug 25 12:46:22 1999 Fred Fish <fnf@cygnus.com>
7670 Geoffrey Keating <geoffk@cygnus.com>
7672 * Makefile.in (PREPROCESSOR_DEFINES): New macro.
7673 (protoize.o): Use PREPROCESSOR_DEFINES and DRIVER_DEFINES.
7674 (unprotoize.o): Ditto.
7675 (test-protoize-simple): Don't define STD_PROTO_DIR.
7676 * protoize.c: Use PARAMS rather than PROTO. Minor whitespace
7677 changes to make 'test-protoize-simple' pass.
7678 (STD_PROTO_DIR): Remove define.
7679 (STANDARD_EXEC_PREFIX): Supply default define.
7680 (standard_exec_prefix): New variable, init to STANDARD_EXEC_PREFIX.
7681 (target_machine): New variable, init to DEFAULT_TARGET_MACHINE.
7682 (target_version): New variable, init to DEFAULT_TARGET_VERSION.
7683 (GET_ENV_PATH_LIST): New macro.
7684 (default_syscalls_dir): No longer initialized to STD_PROTO_DIR.
7685 (do_processing): Initialize default_syscalls_dir using new
7686 macros. Use it to initialize syscalls_absolute_filename.
7688 Tue Aug 24 16:58:15 1999 Richard Henderson <rth@cygnus.com>
7690 * jump.c (jump_optimize_1): Do cmov opt on any single-set; force
7691 B into a register before emit_conditional_move.
7693 Tue Aug 24 15:37:03 1999 Richard Henderson <rth@cygnus.com>
7695 * fold-const.c (fold): Reassociate (+ (+ (* a b) c) (* d e))
7696 as (+ (+ (* a b) (* d e)) c). Factor a common power-of-two
7697 multiplicand out of (+ (* a b) (* c d)).
7699 Tue Aug 24 11:46:10 1999 Bob Manson <manson@cygnus.com>
7700 Richard Henderson <rth@cygnus.com>
7702 * haifa-sched.c (split_hard_reg_notes): Move to flow.c
7703 (new_insn_dead_notes): Likewise.
7704 (update_n_sets): Likewise.
7705 (update_flow_info): Move to flow.c, renamed to update_life_info;
7706 extend to handle multiple source insns.
7707 * flow.c: Include resource.h
7708 (unlink_insn_chain): New.
7709 (split_hard_reg_notes): New.
7710 (maybe_add_dead_note): New.
7711 (maybe_add_dead_note_use): New.
7712 (find_insn_with_note): New.
7713 (new_insn_dead_notes): New.
7714 (update_n_sets): New.
7715 (sets_reg_or_subreg_1, sets_reg_or_subreg): New.
7716 (maybe_remove_dead_notes): New.
7717 (update_life_info): New.
7718 (prepend_reg_notes): New.
7719 (replace_insns): New.
7720 * output.h (update_life_info): Declare.
7721 * recog.c (split_block_insns): Use update_life_info.
7722 * resource.c (find_free_register): Use reg_alloc_order, don't use
7723 fixed regs, make sure the mode is supported, don't use new regs.
7725 * rtl.h (replace_insns): Declare.
7727 Tue Aug 24 13:48:39 1999 Nathan Sidwell <nathan@acm.org>
7729 * expr.c (expand_expr): Cope with COND_EXPRs with one
7730 non-returning branch.
7732 Mon Aug 23 22:28:16 1999 Mark Mitchell <mark@codesourcery.com>
7734 * expr.c (store_expr): Always pass down the target, even when not
7737 1999-08-24 Nick Clifton <nickc@cygnus.com>
7739 * configure.in: Define target_cpu_default for v850 targets.
7740 * configure: Regenerate
7742 * config/v850/v850.h (TARGET_CPU_generic): Define.
7743 (GO_IF_LEGITIMATE_ADDRESS): Insist that SImode and larger constant
7744 addresses are 4 byte aligned.
7746 * config/v850/v850.c (print_operand): Cope with 'R' format DFmode
7749 Tue Aug 24 09:32:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7751 * genattr.c (function_unit_desc): Constify a char*. Add prototype.
7752 (main): Add prototypes.
7754 * genattrtab.c (substitute_address, write_const_num_delay_slots,
7755 attr_eq, attr_numeral, attr_equal_p, attr_copy_rtx): Prototype.
7756 (write_attr_get): Emit prototypes along with function definition.
7757 (write_eligible_delay): Mark a parameter with ATTRIBUTE_UNUSED.
7758 (write_complex_function): Emit static prototype along with
7759 function definition.
7761 * genemit.c (gen_split): Emit prototypes along with function
7764 * genoutput.c (output_epilogue): Add prototype to `insn_outfun'.
7765 Likewise for predicates and `insn_operand_predicate'.
7766 (process_template): Emit static prototype along with function
7769 * genrecog.c (make_insn_sequence): Constify a char*. Add
7770 prototypes for get_split_*().
7771 (write_subroutine): Emit prototypes along with function
7774 Tue Aug 24 12:35:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7776 * gcse.c (find_avail_set): Follow chains of register-register copies.
7777 Use oprs_not_set_p to guarantee that the returned value can be
7779 (cprop_insn): Don't verify the return value of find_avail_set with
7782 * gcse.c (cprop_jump): New function, broken out of cprop_insn.
7783 (cprop_cc0_jump): New function.
7784 (cprop_insn): Break out new function cprop_jump and use it.
7785 Also use cprop_cc0_jump for machines with CC0.
7786 (cprop): Don't crash if cprop_insn turned the insn into a NOTE.
7788 * tree.h (current_function_calls_setjmp,
7789 current_function_calls_longjmp): Delete declarations.
7790 * dsp16xx.c: Include "function.h".
7791 * elxsi.c: Likewise.
7792 * gmicro.c: Likewise.
7793 * h8300.c: Likewise.
7796 * mn10200.c: Likewise.
7797 * mn10300.c: Likewise.
7798 * ns32k.c: Likewise.
7802 * rtl.h (rtx_equal_function_value_matters): Declare.
7803 * toplev.c (rtx_equal_function_value_matters): Don't declare.
7805 * function.c: Likewise.
7806 * emit-rtl.c: Likewise.
7808 Tue Aug 24 02:47:44 1999 Jeffrey A Law (law@cygnus.com)
7810 * expr.c (convert_move): Fix arguments to TRULY_NOOP_TRUNCATION
7813 1999-08-24 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
7815 * jump.c (delete_barrier_successors) Match (set (pc) (pc)) insn
7818 Mon Aug 23 23:35:52 1999 Matthias Klose <doko@cs.tu-berlin.de>
7820 * cpp.texi: Add a node documenting macro varargs (copied
7823 1999-08-23 22:23 -0700 Zack Weinberg <zack@bitmover.com>
7825 * cppspec.c: Put a null pointer at the end of the new argv.
7827 Mon Aug 23 21:23:24 1999 Jeffrey A Law (law@cygnus.com)
7829 * configure.in: Remove code to select/de-select the haifa
7830 scheduler. Every scheduled port gets haifa now.
7831 * configure: Rebuilt.
7832 * flags.h, genattrtab.c, rtl.h, toplev.c: Remove HAIFA ifdefs.
7834 * Makefile.in: Corresponding changes.
7836 Mon Aug 23 16:04:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
7838 * optabs.c (prepare_cmp_insn): Turn COMPARISON arg into a pointer.
7839 All callers changed.
7840 (prepare_float_lib_cmp): Likewise.
7841 Use FLOAT_LIB_COMPARE_RETURNS_BOOL.
7842 * expr.h (emit_float_lib_cmp): Delete declaration.
7843 * tm.texi (FLOAT_LIB_COMPARE_RETURNS_BOOL): Document.
7844 * sparc.h (FLOAT_LIB_COMPARE_RETURNS_BOOL): Define.
7845 * sparc.md (bcc and scc patterns): Don't handle TFmode comparisons
7847 (cmptf): Now conditional on TARGET_HARD_QUAD.
7849 Fri Aug 20 17:52:27 1999 Jim Wilson <wilson@cygnus.com>
7851 * resource.c (mark_target_live_regs): Use
7852 PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
7854 Fri Aug 20 19:07:55 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7856 * rtl.c (rtx_class, note_insn_name, reg_note_name): Constify.
7858 * rtl.h (rtx_class, reg_note_name, note_insn_name): Likewise.
7860 * genopinit.c (gen_insn): Use accessor macro, not `rtx_class'.
7862 Fri Aug 20 18:53:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7864 * rtl.h (rtx_format): Constify a char*.
7866 * rtl.c (rtx_format): Likewise.
7867 (copy_rtx, copy_most_rtx, read_rtx): Likewise.
7868 (init_rtl): Use accessor macro, not `rtx_format'.
7870 * alias.c (rtx_equal_for_memref_p, find_symbolic_term): Constify a
7873 * caller-save.c (mark_referenced_regs): Likewise.
7875 * combine.c (subst, make_compound_operation, known_cond,
7876 gen_rtx_combine, update_table_tick, get_last_value_validate,
7877 use_crosses_set_p, mark_used_regs_combine, move_deaths): Likewise.
7879 * cse.c (rtx_cost, mention_regs, canon_hash, exp_equiv_p,
7880 refers_to_p, canon_reg, fold_rtx, cse_process_notes,
7881 count_reg_usage): Likewise.
7883 * emit-rtl.c (gen_rtx, copy_rtx_if_shared, reset_used_flags):
7886 * final.c (leaf_renumber_regs_insn): Likewise.
7888 * flow.c (mark_used_regs, find_use_as_address, dump_flow_info,
7889 dump_edge_info, count_reg_references): Likewise.
7891 * function.c (fixup_var_refs_1, walk_fixup_memory_subreg,
7892 fixup_stack_1, purge_addressof_1, instantiate_virtual_regs_1):
7895 * gcse.c (oprs_unchanged_p, hash_expr_1, expr_equiv_p,
7896 oprs_not_set_p, expr_killed_p, compute_transp, find_used_regs,
7897 add_label_notes): Likewise.
7899 * genattrtab.c (attr_rtx, attr_copy_rtx, encode_units_mask,
7900 clear_struct_flag, count_sub_rtxs, count_alternatives,
7901 compares_alternatives_p, contained_in_p, walk_attr_value,
7902 write_expr_attr_cache): Likewise.
7904 * genconfig.c (walk_insn_part): Likewise.
7906 * genemit.c (max_operand_1, gen_exp): Likewise.
7908 * genextract.c (walk_rtx): Likewise.
7910 * genflags.c (num_operands): Likewise.
7912 * genoutput.c (scan_operands): Likewise.
7914 * genpeep.c (match_rtx): Likewise.
7916 * genrecog.c (add_to_sequence): Likewise.
7918 * haifa-sched.c (may_trap_exp, sched_analyze_2, attach_deaths):
7921 * integrate.c (save_constants, copy_for_inline,
7922 copy_rtx_and_substitute, subst_constants, restore_constants):
7925 * jump.c (mark_jump_label, invert_exp, redirect_exp,
7926 rtx_renumbered_equal_p, rtx_equal_for_thread_p): Likewise.
7928 * local-alloc.c (contains_replace_regs, memref_referenced_p):
7931 * loop.c (record_excess_regs, rtx_equal_for_loop_p,
7932 add_label_notes, replace_call_address, count_nonfixed_reads,
7933 invariant_p, find_single_use_in_loop, find_mem_givs,
7934 find_life_end, maybe_eliminate_biv_1, update_reg_last_use):
7937 * print-rtl.c (reg_names, print_rtx): Likewise.
7939 * recog.c (validate_replace_rtx_1, find_single_use_1): Likewise.
7941 * reg-stack.c (stack_regs_mentioned_p, record_label_references,
7942 record_reg_life_pat, swap_rtx_condition, goto_block_pat,
7943 print_blocks): Likewise.
7945 * regclass.c (fix_register, record_address_regs,
7946 reg_scan_mark_refs): Likewise.
7948 * regmove.c (stable_but_for_p): Likewise.
7950 * reload.c (loc_mentioned_in_p, operands_match_p,
7951 find_reloads_toplevsubst_reg_equivs, find_reloads_address_1,
7952 copy_replacements, refers_to_regno_for_reload_p,
7953 refers_to_mem_for_reload_p, find_inc_amount, regno_clobbered_p,
7954 reload_when_needed_name, reg_class_names, debug_reload_to_stream):
7957 * reload1.c (eliminate_regs, scan_paradoxical_subregs,
7958 delete_address_reloads_1, count_occurrences,
7959 reload_cse_mem_conflict_p, reload_combine_note_use,
7960 add_auto_inc_notes): Likewise.
7962 * resource.c (mark_referenced_resources, mark_set_resources):
7965 * rtlanal.c (rtx_unstable_p, rtx_varies_p, rtx_addr_varies_p,
7966 reg_mentioned_p, regs_set_between_p, modified_between_p,
7967 modified_in_p, refers_to_regno_p, reg_overlap_mentioned_p,
7968 rtx_equal_p, volatile_insn_p, volatile_refs_p, side_effects_p,
7969 may_trap_p, inequality_comparisons_p, replace_rtx, replace_regs,
7970 jmp_uses_reg_or_mem, for_each_rtx, regno_use_in): Likewise.
7972 * sched.c (sched_analyze_2, attach_deaths): Likewise.
7974 * stupid.c (stupid_mark_refs): Likewise.
7976 * unroll.c (remap_split_bivs): Likewise.
7978 * varasm.c (mark_constants): Likewise.
7980 * a29k/a29k.c (uses_local_reg_p): Likewise.
7982 * alpha/alpha.c (summarize_insn): Likewise.
7984 * arm/arm.c (symbol_mentioned_p, label_mentioned_p,
7985 eliminate_lr2ip): Likewise.
7987 * arm/thumb.c (symbol_mentioned_p, label_mentioned_p): Likewise.
7989 * i386/i386.c (symbolic_reference_mentioned_p, copy_all_rtx,
7990 reg_mentioned_in_mem): Likewise.
7992 * ns32k/ns32k.c (global_symbolic_reference_mentioned_p,
7993 symbolic_reference_mentioned_p): Likewise.
7995 * romp/romp.c (unsigned_comparisons_p, hash_rtx): Likewise.
7997 * sh/sh.c (regs_used, mark_use): Likewise.
7999 * vax/vax.c (vax_rtx_cost): Likewise.
8001 Fri Aug 20 18:38:43 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8003 * machmode.h (mode_name): Constify a char*.
8005 * rtl.c (mode_name): Likewise.
8007 * genopinit.c (gen_insn): Use accessor macro, not `mode_name'.
8009 * optabs.c (init_libfuncs): Constify a char*.
8011 * print-tree.c (mode_name): Remove redundant declaration.
8012 (print_node): Use accessor macro, not `mode_name'.
8014 * reload1.c (dump_needs): Constify a char*. Use accessor macro,
8016 (new_spill_reg): Constify a char*.
8018 * tree.c (mode_name): Remove redundant declaration.
8020 Fri Aug 20 18:31:26 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8022 * rtl.c (rtx_name): Constify a char*.
8024 * rtl.h (rtx_name, fix_sched_param): Likewise.
8026 * gmicro/gmicro.c (rtx_name): Remove redundant declaration.
8027 (mypr): Use accessor macro, not `rtx_name'.
8029 * genemit.c (print_code): Constify a char*.
8031 * genopinit.c (gen_insn): Use accessor macro, not `rtx_name'.
8033 * genpeep.c (print_code): Constify a char*.
8035 * genrecog.c (print_code): Likewise.
8037 * graph.c (start_fct, start_bb, node_data, draw_edge, end_fct,
8038 end_bb): Add static prototype.
8039 (draw_edge): Constify a char*.
8040 (end_bb): Remove unused parameter.
8042 * haifa-sched.c (fix_sched_param, safe_concat, print_exp
8043 print_block_visualization): Constify a char*.
8045 Fri Aug 20 15:02:10 1999 Mark Mitchell <mark@codesourcery.com>
8047 * c-common.c (c_get_alias_set): Update comment.
8049 1999-08-20 Andreas Jaeger <aj@arthur.rhein-neckar.de>
8051 * linux.h (LIB_SPEC): Added.
8053 Fri Aug 20 22:32:17 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
8055 * config/c4x/c4x.h (STARTFILE_SPEC): Don't define.
8057 1999-08-19 18:43 -0700 Zack Weinberg <zack@bitmover.com>
8059 * tree.c (expr_check): Fix typo in last change.
8061 1999-08-19 14:44 -0700 Zack Weinberg <zack@bitmover.com>
8063 * rtl.def (NOTE): Change format to "iuu0n".
8064 (ADDR_DIFF_VEC): Change format to "eEee0".
8065 (ADDRESSOF): Change format to "eit".
8067 * rtl.h (rtvec): Make "elem" an array of rtx, not rtunion.
8068 (RTVEC_ELT): Change to match.
8069 (XVECEXP): Use XVEC and RTVEC_ELT.
8070 (INSN_UID, INSN_CODE, CODE_LABEL_NUMBER, NOTE_LINE_NUMBER,
8071 ADDRESSOF_REGNO, REGNO, SUBREG_WORD): Use XINT.
8072 (PREV_INSN, NEXT_INSN, PATTERN, REG_NOTES,
8073 CALL_INSN_FUNCTION_USAGE, SUBREG_REG, SET_SRC, SET_DEST,
8074 TRAP_CONDITION, TRAP_CODE): Use XEXP.
8075 (INTVAL): Use XWINT.
8076 (ADDRESSOF_DECL): Use XTREE.
8077 (SET_ADDRESSOF_DECL): Delete.
8078 (NOTE_DECL_NAME, NOTE_DECL_CODE, NOTE_DECL_RTL,
8079 NOTE_DECL_IDENTIFIER, NOTE_DECL_TYPE): Kill. These have been
8080 ifdefed out since 2.6 at least.
8081 (gen_rtvec_vv): Delete prototype.
8083 * rtl.h (rtvec_alloc): rt->elem is now an array of rtx,
8085 (copy_most_rtx): Handle 't' format letter.
8086 * emit-rtl.c (gen_rtvec_v): rt_val->elem is an array of rtx.
8087 (gen_rtvec_vv): Delete function. All callers changed to use
8088 gen_rtvec_v instead.
8089 * print-rtl.c (print_rtx): Move special casing of NOTEs to
8090 the '0' format letter.
8092 * function.c (gen_mem_addressof): Don't use
8093 SET_ADDRESSOF_DECL; provide `decl' to gen_rtx_ADDRESSOF
8095 * integrate.c (copy_rtx_and_substitute): Likewise.
8096 Copy 't' slots with XTREE.
8097 (subst_constants): Treat 't' slots like '[swi]' slots.
8098 * cse.c (canon_hash, exp_equiv_p): Treat 't' slots like '0' slots.
8099 * jump.c (rtx_equal_for_thread_p): Likewise.
8100 * rtlanal.c (rtx_equal_p): Likewise.
8101 * stmt.c (expand_end_case): gen_rtx_ADDR_DIFF_VEC now takes
8102 only four arguments.
8103 * gengenrtl.c (type_from_format): Provide correct types for
8107 * tree.h [ENABLE_CHECKING] (TREE_CHECK, TREE_CLASS_CHECK):
8108 If a recent gcc is in use (always in stage2 and beyond), use
8109 statement expressions, so we don't make a function call unless
8110 the check fails. Evaluate arguments exactly once.
8111 (CHAIN_CHECK, DO_CHECK, DO_CHECK1, TREE_CHECK1,
8112 TREE_CLASS_CHECK1, TYPE_CHECK1, DECL_CHECK1, CST_CHECK1):
8114 (CST_OR_CONSTRUCTOR_CHECK, EXPR_CHECK): Redefine such that
8115 they evaluate their arguments exactly once, irrespective of
8116 the compiler in use.
8118 * tree.c [ENABLE_CHECKING]: Define whichever set of functions
8119 is used by the currently-enabled check macros. This is:
8120 (tree_check_failed, tree_class_check_failed): For gcc.
8121 (tree_check, tree_class_check, cst_or_constructor_check,
8122 expr_check): For other compilers.
8124 * gencheck.c: Do not define any *_CHECK1 macros.
8126 Thu Aug 19 14:42:38 1999 Mike Stump <mrs@wrs.com>
8127 Mark Mitchell <mark@codesourcery.com>
8129 * c-common.c (c_get_alias_set): Fix support for poitners and
8132 Thu Aug 19 11:51:22 EDT 1999 John Wehle (john@feith.com)
8134 * alias.c: Include tree.h.
8135 (nonlocal_reference_p, mark_constant_function): New functions.
8136 * flow.c (life_analysis): Call mark_constant_function.
8137 * rtl.h (mark_constant_function): Declare it.
8139 Thu Aug 19 15:02:01 1999 Nick Clifton <nickc@cygnus.com>
8141 * config/rs6000/rs6000.c (rs6000_override_options): Fix test for
8142 unrecognisable switches.
8144 Wed Aug 18 23:31:57 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8146 * loop.c (recombine_givs): Set ix field after sorting.
8147 (recombine_givs): Remove bogus index / giv lockstep looping.
8149 Wed Aug 18 18:20:40 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8151 * expmed.c (emit_store_flag): If UNSIGNEDP, call unsigned_condition
8153 (emit_store_flag_force): Use do_compare_rtx_and_jump.
8154 (do_cmp_and_jump): Formatting fixes.
8155 * expr.c (do_compare_and_jump): Renamed from compare; changed to call
8156 do_compare_rtx_and_jump instead of compare_from_rtx.
8157 (do_compare_rtx_and_jump): New function; mostly copied from
8159 (do_jump_for_compare): Delete.
8160 (expand_expr): Use do_compare_rtx_and_jump when handling MAX_EXPR and
8162 (do_jump): Use do_compare_and_jump or do_compare_rtx_and_jump instead
8163 of compare/do_jump_for_compare pairs.
8164 (do_jump_by_parts_greater): Use do_jump_by_parts_greater_rtx.
8165 (do_jump_by_parts_greater_rtx): Use do_compare_rtx_and_jump instead of
8166 compare_from_rtx/do_jump_for_compare pairs.
8167 (do_jump_by_parts_equality): Likewise.
8168 (do_jump_by_parts_equality_rtx): Likewise.
8169 * expr.h (do_compare_rtx_and_jump): Declare.
8170 * optabs.c (prepare_cmp_insn): New function, contains most of the code
8171 that used to be in emit_cmp_insn.
8172 (cmp_available_p): New function.
8173 (prepare_operand): New function.
8174 (emit_cmp_and_jump_insn_1): New function, contains some code that used
8175 to be in emit_cmp_insn.
8176 (prepare_float_lib_cmp): Renamed from emit_float_lib_cmp; change some
8177 parameters to be pointers; don't emit final compare but modify some of
8178 the values pointed to by the args so the caller can perform the
8180 (expand_binop): Call emit_store_flag_force with signed forms of
8182 (expand_abs): Use do_compare_rtx_and_jump instead of compare_from_rtx/
8183 emit_jump_insn pair.
8184 (emit_cmp_and_jump_insn): Use prepare_cmp_insn and
8185 emit_cmp_and_jump_insn_1. Call emit_queue.
8186 (emit_cmp_insn): Just call emit_cmp_and_jump_insns with zero for LABEL
8188 * flow.c (tidy_fallthru_edge): If HAVE_cc0, verify insn before a
8189 jump sets cc0 before deleting it.
8190 * integrate.c (expand_inline_function): Likewise.
8191 * unroll.c (unroll_loop): Similar changes in several places.
8192 (copy_loop_body): If HAVE_cc0, verify insn before a jump sets cc0
8195 Wed Aug 18 06:37:44 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8197 * Makefile.in (insn-recog.o): Update dependencies.
8198 * genrecog.c (main): Make generated file include "function.h".
8200 Sat Aug 14 00:54:57 1999 Geoffrey Keating <geoffk@cygnus.com>
8202 * cse.c (cse_insn): Call never_reached_warning when a jump is
8203 changed to be unconditional.
8204 * flags.h: Declare warn_notreached.
8205 * flow.c (delete_block): Call never_reached_warning when
8207 * jump.c (delete_barrier_successors): Call never_reached_warning
8208 when we delete everything after a BARRIER.
8209 (never_reached_warning): New function.
8210 * rtl.h: Declare never_reached_warning.
8211 * toplev.c (warn_notreached): New variable.
8212 (lang_independent_options): Set warn_notreached
8213 when -Wunreachable-code.
8214 (compile_file): We need line numbers for -Wunreachable-code.
8216 Tue Aug 17 22:06:11 1999 Jan Hubicka <hubicka@freesoft.cz>
8218 * haifa-sched.c (insn_unit): Fix typo on out of range test.
8219 * sched.c (insn_unit): Likewise.
8221 Tue Aug 17 21:57:23 1999 Andreas Schwab <schwab@suse.de>
8223 * combine.c (distribute_notes): Handle REG_EH_RETHROW.
8225 Tue Aug 17 17:39:43 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8227 * flow.c (create_edge_list): Use xmalloc, not malloc.
8229 Tue Aug 17 01:40:54 1999 Loren Rittle <ljrittle@acm.org>
8231 * fixinc/inclhack.def (no_double_slash): Do not trash single-line
8232 C-style comments. Do not lose the character before double slash.
8234 Mon Aug 16 18:08:22 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8236 * basic-block.h (struct edge_list): Stucture to maintain a vector
8238 (EDGE_INDEX_NO_EDGE, EDGE_INDEX, INDEX_EDGE_PRED_BB, INDEX_EDGE_SUCC_BB,
8239 INDEX_EDGE, NUM_EDGES): New Macros for accessing edge list.
8240 (create_edge_list, free_edge-List, print_edge_list, verify_edge_list):
8241 New function prototypes.
8242 * flow.c (create_edge_list): Function to create an edge list.
8243 (free_edge_list): Discards memory used by an edge list.
8244 (print_edge_list): Debug output showing an edge list.
8245 (verify_edge_list): Internal consistency check for an edge list.
8246 (find_edge_index): Function to find an edge index for a pred and succ.
8248 Mon Aug 16 11:56:36 1999 Mark Mitchell <mark@codesourcery.com>
8250 * tree.c (type_hash_add): Use permalloc to allocate nodes in the
8253 Mon Aug 16 17:04:15 1999 Jorn Rennecke <amylaar@cygnus.co.uk>
8255 * mips.h (CLASS_CANNOT_CHANGE_SIZE): Define.
8257 Fri Aug 13 15:20:43 1999 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8259 * config/i386/freebsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
8261 Fri Aug 13 10:21:28 1999 Nick Clifton <nickc@cygnus.com>
8263 * toplev.c (rest_of_compilation): Allow machine dependent
8264 reorganisation pass to place information into the RTL dump
8265 file if it so wishes.
8267 Sun Aug 15 12:41:21 1999 Jim Wilson <wilson@cygnus.com>
8269 * explow.c (hard_function_value): Use VOIDmode instead of
8271 * stmt.c (expand_return): Likewise.
8272 * stor-layout.c (get_best_mode): Likewise.
8274 * genemit.c (gen_expand): If next is MATCH_PAR_DUP, then output
8275 emit call instead of emit_insn call.
8277 Sat Aug 14 15:04:06 1999 Mumit Khan <khan@xraylith.wisc.edu>
8279 * configure.in: Handle --disable/enable-win32-registry.
8280 * install.texi: Document --disable/enable-win32-registry.
8281 * acconfig.h (ENABLE_WIN32_REGISTRY): New macro.
8282 (WIN32_REGISTRY_KEY): New macro.
8283 * prefix.c: Use to enable/disable win32-specific code.
8284 (lookup_key): Use versioned key.
8285 * configure: Regenerate.
8286 * config.in: Likewise.
8288 Fri Aug 13 17:41:55 1999 Jason Merrill <jason@yorick.cygnus.com>
8290 * cpplib.c (read_line_number): New fn, split out of...
8293 Fri Aug 13 14:18:27 1999 Gavin Romig-Koch <gavin@cygnus.com>
8295 tree.c (lang_unsave_expr_now) : New.
8296 (unsave_expr_now): Call lang_unsave_expr_now.
8297 tree.h (lang_unsave_expr_now) : New.
8299 Fri Aug 13 00:49:46 1999 Jason Merrill <jason@yorick.cygnus.com>
8301 * toplev.c (flag_new_exceptions): On by default.
8303 1999-08-13 Michael Meissner <meissner@cygnus.com>
8305 * Makefile.in (GCC_FOR_TARGET): Move -B./ after the tooldir -B.
8307 Fri Aug 13 01:29:57 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
8309 * dwarfout.c (fundamental_type_code): Return FT_boolean for
8310 INTEGER_TYPE with precision==1, it's __java_boolean.
8312 Thu Aug 12 23:51:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8314 * global.c (prune_preferences): Move some invariants out of the
8317 Thu Aug 12 15:30:29 1999 Jesse Perry (jap@unx.dec.com)
8319 * configure.in (alpha*-dec-osf*): Add osf5.
8321 Sun Aug 1 22:24:03 1999 Philip Blundell <philb@gnu.org>
8323 * configure.in: Rework handling of ARM GNU/Linux slightly.
8324 (arm*-*-linux-gnuoldld): New target.
8325 * configure: Regenerate.
8326 * install.texi (Configurations): Add arm-*-linux-gnu{oldld} and
8327 arm-*-elf. Mention that arm-*-linux-gnuaout is obsolete.
8328 * config/arm/linux-oldld.h: New file.
8329 * config/arm/linux-elf26.h: Don't include linux-elf.h.
8330 (TARGET_DEFAULT, SUBTARGET_LINK_SPEC, SUBTARGET_EXTRA_ASM_SPEC):
8332 * config/arm/linux-elf.h (ASM_SPEC): Define.
8333 (TARGET_DEFAULT, SUBTARGET_EXTRA_LINK_SPEC,
8334 SUBTARGET_EXTRA_ASM_SPEC, CPP_APCS_PC_DEFAULT): Add definitions
8335 for 26-bit APCS and old linker.
8336 (CPP_PREDEFINES): Define `__arm__'; don't define `arm' or
8338 (FP_DEFAULT): Define to FP_SOFT3 for all machines.
8339 * config/arm/linux-aout.h (CPP_PREDEFINES): Define `__arm__';
8340 don't define `arm' or `arm_elf'.
8341 * config/arm/t-linux (EXTRA_MULTILIB_PARTS, MULTILIB_OPTIONS,
8342 MULTILIB_DIRNAMES): Define. Fix typo in comment.
8344 Thu Aug 12 10:14:47 1999 Andreas Schwab <schwab@suse.de>
8346 * rtl.texi: Fix typo.
8348 Wed Aug 11 23:50:57 1999 Jason Merrill <jason@yorick.cygnus.com>
8350 * invoke.texi (C++ Dialect Options): Add -fms-extensions.
8352 Wed Aug 11 12:59:37 1999 Mark Mitchell <mark@codesourcery.com>
8354 * extend.texi (C++ Signatures): Remove node.
8355 * invoke.texi: Remove discussion of -fhandle-signatures,
8356 signature, sigof, __signature__, and __sigof__.
8358 Wed Aug 11 03:38:25 1999 Jeffrey A Law (law@cygnus.com)
8360 * Makefile.in (JAVAGC): Removed.
8362 Wed Aug 11 02:13:26 1999 Mumit Khan <khan@xraylith.wisc.edu>
8364 * i386/cygwin.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8366 1999-08-11 Mark Elbrecht <snowball3@bigfoot.com>
8368 * i386/djgpp.h (ASM_OUTPUT_ALIGNED_BSS): Define.
8370 1999-08-11 Richard Earnshaw (rearnsha@arm.com)
8372 * emit-rtl.c (mark_reg_pointer): Don't increase the alignment of
8373 a register that is already known to be a pointer.
8375 1999-08-11 Bruce Korb <ddsinc09@ix.netcom.com>
8377 * fixinc/inclhack.tpl: Only install assert.h conditionally.
8378 * fixinc/inclhack.sh: Regenerated.
8379 * fixinc/fixincl.sh: Regenerated.
8381 Wed Aug 11 00:34:22 1999 Joe Buck <jbuck@synopsys.com>
8383 * invoke.texi: s/GNU CC/GCC/ for consistency with gcc.texi.
8384 Fix documentation of -ansi flag to describe its C++ behavior.
8385 Remove bogus reference to GCC 2.9.
8387 Tue Aug 10 17:19:02 1999 Jim Wilson <wilson@cygnus.com>
8389 * config/sh/sh.c (machine_dependent_reorg): Only call PUT_MODE on
8390 note if it is non-NULL.
8392 Tue Aug 10 10:47:42 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8394 * except.h (eh_nesting_info): Add new structure defintion.
8395 (init_eh_nesting_info, free_eh_nesting_info): Add function prototypes.
8396 (reachable_handlers, update_rethrow_references): Add function
8398 * rtl.h (struct rtvec_def): Update comments. REG_EH_RETHROW takes
8399 a rethrow symbol instead of an integer exception region number.
8400 * flow.c (Make_edges): Use new exception nesting routines to determine
8401 which handlers are reachable from a CALL or asynchronous insn.
8402 Dont add an edge for calls with a REG_EH_REGION of -1 to non-local
8404 (delete_eh_regions): Update rethrow labels, and don't delete
8405 regions which are the target of a rethrow.
8406 * except.c (struct func_eh_entry): Add rethrow_ref field, now we can
8407 avoid overloading the SYMBOL_REF_USED flag.
8408 (rethrow_symbol_map): Use new rethrow_ref field.
8409 (rethrow_used): Use new rethrow_ref field.
8410 (expand_rethrow): REG_EH_RETHROW now has a SYMBOL_REF instead
8411 of an integer. Fix formatting.
8412 (output_exception_table_entry): Use new rethrow_ref field.
8413 (can_throw): Check for EH_REGION_NOTE before deciding
8414 whether a CALL can throw or not.
8415 (scan_region): Call rethrow_used() instead of accessing data structure.
8416 (update_rethrow_references): New function to make sure only regions
8417 which are still targets of a rethrow are flagged as such.
8418 (process_nestinfo): New static function to initialize a handler
8419 list for a specific region.
8420 (init_eh_nesting_info): New function to allocate and initialize
8421 the list of all EH handlers reachable from all regions.
8422 (reachable_handlers): New function to retrieve the list of handlers
8423 reachable from a specific region and insn.
8424 (free_eh_nesting_info): New function to dispose of a list of
8427 Tue Aug 10 10:39:31 EDT 1999 Andrew MacLeod <amacleod@cygnus.com>
8429 * flow.c (split_edge): Set JUMP_LABEL field.
8430 (commit_one_edge_insertion): Set head correctly for insert_before.
8431 When inserting insns, update insn block numbers if allocated.
8433 Tue Aug 10 09:26:07 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8435 * dwarf2out.c (dwarf2out_frame_debug_expr, add_incomplete_type,
8436 retry_incomplete_types): Add static prototype.
8437 (stripattributes, dwarf_cfi_name, ASM_OUTPUT_DWARF_STRING,
8438 dwarf_tag_name, dwarf_attr_name, dwarf_form_name,
8439 dwarf_stack_op_name, dwarf_type_encoding_name, add_AT_string,
8440 dwarf2_name, add_name_attribute, lookup_filename, dwarf2out_line,
8441 dwarf2out_start_source_file, dwarf2out_define, dwarf2out_undef):
8444 * dwarf2out.h (dwarf2out_define, dwarf2out_undef,
8445 dwarf2out_start_source_file, dwarf2out_line): Likewise.
8447 Tue Aug 10 09:21:46 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8449 * output.h (assemble_name): Constify a char*.
8451 * varasm.c (UNIQUE_SECTION, assemble_start_function,
8452 assemble_variable, assemble_name): Likewise.
8454 * dwarf2out.c (ASM_NAME_TO_STRING): Likewise.
8456 * arm/pe.c (arm_pe_unique_section): Likewise.
8458 * i386/cygwin.h (STRIP_NAME_ENCODING): Likewise.
8460 * i386/i386-interix.h (STRIP_NAME_ENCODING): Likewise.
8462 * i386/interix.c (i386_pe_unique_section): Likewise.
8464 * i386/win32.h (STRIP_NAME_ENCODING): Likewise.
8466 * i386/winnt.c (i386_pe_unique_section): Likewise.
8468 * m32r/m32r.h (ASM_OUTPUT_LABELREF): Likewise.
8470 * mn10200/mn10200.h (ASM_OUTPUT_LABELREF): Likewise.
8472 * mn10300/mn10300.h (ASM_OUTPUT_LABELREF): Likewise.
8474 * pa/pa.c (output_call): Likewise.
8476 * pa/pa.h (ASM_OUTPUT_MI_THUNK): Likewise.
8478 * pa/som.h (ASM_OUTPUT_FUNCTION_PREFIX): Likewise.
8480 * rs6000/rs6000.c (rs6000_output_load_toc_table, output_toc):
8483 * rs6000/rs6000.h (RS6000_OUTPUT_BASENAME, STRIP_NAME_ENCODING):
8486 * rs6000/sol2.h (ASM_OUTPUT_SOURCE_LINE): Likewise.
8488 * rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME, ASM_OUTPUT_INT,
8489 STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Likewise.
8491 * v850/v850.h (ASM_OUTPUT_LABELREF): Likewise.
8493 Mon Aug 9 19:54:05 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8495 * real.c (GET_REAL, PUT_REAL): Use memcpy instead of bcopy.
8497 Mon Aug 9 19:36:00 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8499 * tree.h (lang_identify): Constify a char*.
8500 (print_error_function): Add extern prototype. Constify a char*.
8502 * c-lang.c (lang_identify): Constify a char*.
8504 * objc/objc-act.c (lang_identify): Constify a char*.
8506 Mon Aug 9 16:21:53 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8508 * genpeep.c (main): Make generated file include "function.h".
8509 * arm.c (function_really_clobbers_lr): Delete INLINE_HEADER case.
8511 Mon Aug 9 10:08:50 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8513 * Makefile.in: Update dependencies.
8514 * alias.c: Include "function.h"
8515 * c-decl.c: Likewise.
8516 * caller-save.c: Likewise.
8517 * calls.c: Likewise.
8518 * combine.c: Likewise.
8520 * explow.c: Likewise.
8521 * final.c: Likewise.
8522 * global.c: Likewise.
8523 * graph.c: Likewise.
8524 * local-alloc.c: Likewise.
8526 * optabs.c: Likewise.
8527 * profile.c: Likewise.
8528 * recog.c: Likewise.
8529 * regclass.c: Likewise.
8530 * regmove.c: Likewise.
8531 * reload.c: Likewise.
8532 * reorg.c: Likewise.
8533 * resource.c: Likewise.
8534 * sched.c: Likewise.
8535 * stupid.c: Likewise.
8536 * config/1750a/1750a.c: Likewise.
8537 * config/a29k/a29k.c: Likewise.
8538 * config/arc/arc.c: Likewise.
8539 * config/arm/arm.c: Likewise.
8540 * config/arm/thumb.c: Likewise.
8541 * config/c4x/c4x.c: Likewise.
8542 * config/clipper/clipper.c: Likewise.
8543 * config/convex/convex.c: Likewise.
8544 * config/fx80/fx80.c: Likewise.
8545 * config/i860/i860.c: Likewise.
8546 * config/m68k/m68k.c: Likewise.
8547 * config/m88k/m88k.c: Likewise.
8548 * config/mips/mips.c: Likewise.
8549 * config/pdp11/pdp11.c: Likewise.
8550 * config/pyr/pyr.c: Likewise.
8551 * config/romp/romp.c: Likewise.
8552 * config/sh/sh.c: Likewise.
8553 * config/tahoe/tahoe.c: Likewise.
8554 * config/vax/vax.c: Likewise.
8555 * config/we32k/we32k.c: Likewise.
8556 * config/sparc/sparc.c: Include "function.h".
8557 (mem_min_alignment): Test current_function rather than
8558 regno_pointer_align.
8559 * config/pa/pa.c: Likewise.
8560 (compute_frame_size): Delete declaration of
8561 current_function_outgoing_args_size.
8562 * config/arc/arc.h (current_function_varargs): Delete declaration.
8563 * config/elxsi/elxsi.h (current_function_calls_alloca): Delete
8565 * config/i370/i370.h (current_function_outgoing_args_size): Delete
8567 * config/i386/i386.h (FINALIZE_PIC): Delete declaration of
8568 current_function_uses_pic_offset_table.
8569 * config/m68k/a-ux.h (FUNCTION_EXTRA_EPILOGUE): Delete declaration
8570 of current_function_returns_pointer.
8571 * config/m68k/altos3068.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8572 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8573 * config/m68k/m68kv4.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8574 * config/m68k/mot3300.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8575 * config/m68k/pbb.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8576 * config/m68k/tower-as.h (FUNCTION_EXTRA_EPILOGUE): Likewise.
8577 * config/m88k/m88k.c: Include "function.h"
8578 (call_used_regs, current_function_pretend_args_size,
8579 current_function_outgoing_args_size, frame_pointer_needed): Delete
8581 * config/m88k/m88k.h (current_function_pretend_args_size): Delete
8583 * config/mips/mips.h (current_function_calls_alloca): Delete
8585 * config/mn10200/mn10200.h (current_function_needs_context,
8586 rtx_equal_function_value_matters): Delete declarations.
8587 * config/ns32k/ns32k (current_function_uses_pic_offset_table,
8588 flag_pic): Delete declarations.
8589 * config/pa/pa.h (current_function_pretend_args_size,
8590 current_function_decl): Delete declarations.
8591 * config/pa/som.h (current_function_varargs): Delete declaration.
8592 * config/pdp11/pdp11.h (current_function_pretend_args_size): Delete
8594 * config/pyr/pyr.h (current_function_pretend_args_size,
8595 current_function_args_size, current_function_calls_alloca): Delete
8597 * config/sh/sh.h (current_function_varargs): Delete declaration.
8598 * config/sparc/sparc.h (current_function_outgoing_args_size,
8599 current_function_calls_alloca, current_function_decl): Delete
8601 * config/spur/spur.h (current_function_pretend_args_size,
8602 current_function_calls_alloca): Delete declarations.
8603 * config/v850/v850.c (current_function_outgoing_args_size): Delete
8605 * config/vax/vms.h (current_function_name): Delete declaration.
8606 * gcse.c: Include "function.h".
8607 (current_function_name, current_function_calls_setjmp): Delete
8609 * haifa-sched.c: Include "function.h".
8610 (forced_labels): Delete declaration.
8612 * reg-stack.c: Likewise.
8613 * reload1.c: Likewise.
8614 * genemit.c (main): Make generated file include function.h.
8615 * genoutput.c (output_prologue): Likewise.
8617 * builtins.c (saveregs_value, apply_args_value): Delete variables.
8618 * emit-rtl.c (reg_rtx_no, first_label_num, first_insn, last_insn,
8619 sequence_rtl_expr, cur_insn_uid, last_linenum, last_filename,
8620 regno_pointer_flag, regno_pointer_flag_length, regno_pointer_align,
8621 regno_reg_rtx, sequence_stack): Delete variables. Add accessor
8622 macros for some of them.
8623 (emit_filename, emit_lineno): Delete declarations.
8624 (gen_reg_rtx): Use memset/memcpy instead of bzero/bcopy. Access
8625 regno_pointer_* variables through current_function.
8626 (gen_inline_header_rtx): Delete function.
8627 (save_emit_status): Delete function.
8628 (set_new_last_label_num): New function.
8629 (clear_emit_caches): New function.
8630 (restore_emit_status): Just clear last_labelnum and call
8632 (get_last_insn_anywhere): Variable sequence_stack is now accessed
8633 through macro seq_stack.
8634 (add_insn_after): Likewise.
8635 (add_insn_before): Likewise.
8636 (remove_insn): Likewise.
8637 (pop_topmost_sequence): Likewise.
8638 (in_sequence_p): Likewise.
8639 (start_sequence_for_rtl_expr): Likewise.
8640 (start_sequence): Likewise, and likewise for
8641 sequence_rtl_expr/seq_rtl_expr.
8642 (push_topmost_sequence): Likewise.
8643 (end_sequence): Likewise.
8644 (init_virtual_regs): Now takes a "struct emit_status *" argument.
8645 All callers changed. Store into that pointer instead of globals.
8646 (init_emit): Allocate emit elt of current_function.
8647 Changes for sequence_rtl_expr/sequence_stack renaming.
8648 Call clear_emit_caches instead of doing it in-line.
8649 Access regno_pointer_* variables through current_function.
8650 (init_emit_once) Don't clear sequence_stack.
8652 * expr.c (pending_stack_adjust, inhibit_defer_pop, pending_chain):
8654 (arg_pointer_save_area): Delete declaration.
8655 (finish_expr_for_function): Renamed from init_queue; no longer static.
8656 (init_expr): Don't call init_queue.
8657 (save_expr_status, restore_expr_status): Delete functions.
8658 (expand_expr): Changes to reflect new layout of struct function.
8659 Don't access current_function_check_memory_usage when current_function
8661 * expr.h (forced_labels, save_expr_regs, saveregs_value,
8662 apply_args_value, current_function_calls_alloca, inhibit_defer_pop,
8663 current_function_outgoing_args_size, current_function_arg_offset_rtx,
8664 current_function_uses_const_pool, function_call_count,
8665 current_function_uses_pic_offset_table, nonlocal_labels,
8666 current_function_internal_arg_pointer, nonlocal_goto_stack_level,
8667 current_function_check_memory_usage, nonlocal_goto_handler_slots,
8668 pending_stack_adjust, target_temp_slot_level, temp_slot_level): Delete
8670 (finish_expr_for_function): Declare.
8671 * flags.h (current_function_has_nonlocal_label,
8672 current_function_has_nonlocal_goto, current_function_is_thunk,
8673 current_function_has_computed_jump): Delete declarations.
8674 * flow.c (forced_labels): Delete declaration.
8675 * function.c (current_function_pops_args,
8676 current_function_returns_struct, current_function_returns_pcc_struct,
8677 current_function_needs_context, current_function_calls_setjmp,
8678 current_function_calls_longjmp, current_function_has_nonlocal_label,
8679 current_function_has_nonlocal_goto, current_function_is_thunk,
8680 current_function_has_computed_jump, current_function_calls_alloca,
8681 current_function_contains_functions, current_function_returns_pointer,
8682 current_function_epilogue_delay_list, current_function_args_size,
8683 current_function_pretend_args_size, current_function_arg_offset_rtx,
8684 current_function_outgoing_args_size, current_function_varargs,
8685 current_function_stdarg, current_function_args_info, cleanup_label,
8686 current_function_name, current_function_uses_const_pool,
8687 current_function_instrument_entry_exit, current_function_return_rtx,
8688 current_function_uses_pic_offset_table, nonlocal_labels,
8689 current_function_internal_arg_pointer, current_function_cannot_inline,
8690 current_function_check_memory_usage, function_call_count,
8691 nonlocal_goto_handler_slots, nonlocal_goto_handler_labels,
8692 nonlocal_goto_stack_level, return_label, save_expr_regs,
8693 stack_slot_list, rtl_expr_chain, tail_recursion_label, temp_slots,
8694 tail_recursion_reentry, arg_pointer_save_area, frame_offset,
8695 context_display, trampoline_list, parm_birth_insn, invalid_stack_slot,
8696 last_parm_insn, max_parm_reg, parm_reg_stack_loc, sequence_rtl_expr,
8697 temp_slot_level, var_temp_slot_level, target_temp_slot_level):
8699 (push_function_context_to): Don't save them. Don't call
8700 save_storage_status, save_emit_status or save_expr_status.
8701 (pop_function_context_from): Don't restore them. Don't call
8702 restore_storage_status or restore_expr_status.
8703 (get_func_frame_size): New function.
8704 (get_frame_size): Use it.
8705 (assign_outer_stack_local): Reflect some member name changes in struct
8707 (put_reg_into_stack): Likewise.
8708 (assign_stack_temp_for_type): sequence_rtl_expr was renamed to
8710 (fixup_var_refs): Likewise.
8711 (fix_lexical_addr): Likewise.
8712 (trampoline_address): Likewise.
8713 (prepare_function_start): Clear field inlinable of current_function.
8714 (init_function_for_compilation): New function.
8715 (expand_dummy_function_end): New function.
8716 (expand_function_end): Call finish_expr_for_function.
8717 * function.h (struct emit_status): New; fields moved here from struct
8718 function and from global variables. Add accessor macros for some of
8720 (struct expr_status): Likewise.
8721 (REGNO_POINTER_ALIGN, REGNO_POINTER_FLAG): Moved here from regs.h.
8722 (struct function): Add fields expr and emit, inlinable, inl_emit,
8723 original_arg_vector, original_decl_initial, inl_last_parm_insn,
8724 inl_max_label_num. Add many comments.
8725 Add accessor macros for all elts of struct function that no longer
8726 have a global variable.
8727 (cleanup_label, return_label, frame_offset, tail_recursion_label,
8728 tail_recursion_reentry, arg_pointer_save_area, rtl_expr_chain,
8729 stack_slot_list): Delete declarations.
8730 (get_func_frame_size): Declare.
8731 (save_expr_status, restore_expr_status, save_emit_status,
8732 save_storage_status, restore_storage_status): Delete declarations.
8733 (init_virtual_regs): Declare.
8734 * output.h (current_function_pops_args,
8735 current_function_returns_struct, current_function_returns_pcc_struct,
8736 current_function_needs_context, current_function_calls_setjmp,
8737 current_function_calls_longjmp, current_function_calls_alloca,
8738 current_function_has_nonlocal_label, current_function_varargs,
8739 current_function_has_computed_jump, current_function_returns_pointer,
8740 current_function_contains_functions, current_function_args_size,
8741 current_function_pretend_args_size, current_function_stdarg,
8742 current_function_outgoing_args_size, current_function_args_info,
8743 current_function_name, current_function_return_rtx,
8744 current_function_epilogue_delay_list,
8745 current_function_uses_const_pool, current_function_cannot_inline):
8746 Delete declarations.
8747 * regs.h (reg_rtx_no, regno_pointer_flag, regno_pointer_flag_length,
8748 regno_reg_rtx): Delete declaration.
8749 (REGNO_POINTER_FLAG): Delete macro.
8750 * stmt.c (expand_goto): Changes to reflect that some fields in struct
8751 function were renamed.
8752 * stor-layout.c (save_storage_status, restore_storage_status): Delete
8754 * toplev.c: Include "function.h".
8755 (current_function_decl): Delete declaration.
8756 (compile_file): Call init_dummy_function_start and
8757 expand_dummy_function_end around some initializations that need to
8759 (rest_of_compilation): Use DECL_SAVED_INSNS properly.
8760 Call init_function_for_compilation.
8761 * unroll.c: Include "function.h"
8762 (unroll_loop): Access regno_pointer_* variables through
8765 * tree.h (struct tree_decl): Add elt f to saved_insns member.
8766 (DECL_SAVED_INSNS): use it.
8767 (expand_dummy_function_end): Declare.
8768 (init_function_for_compilation): Declare.
8769 * calls.c (calls_function_1): Change use of DECL_SAVED_INSNS now
8770 that it's no longer an INLINE_HEADER.
8771 (expand_call): Likewise.
8772 * integrate.c (finish_inline): Delete function.
8773 (max_parm_reg, parm_reg_stack_loc): Delete declarations.
8774 (initialize_for_inline): Delete min_labelno, max_labelno and max_reg
8775 args. Don't generate an INLINE_HEADER rtx, just return the arg
8776 vector. All callers changed.
8777 (save_for_inline_copying): Create a duplicate struct emit_status to
8778 hold the emit state for compiling the current function. Use this and
8779 the other new fields in struct function that are for integration
8780 instead of an INLINE_HEADER.
8781 Use memcpy instead of bcopy.
8782 Store the current struct function in DECL_SAVED_INSNS of fndecl.
8783 (save_for_inline_nocopy): Similar changes, except no new emit_status
8785 (expand_inline_function): Get information from function structure,
8786 not from an inline header rtx.
8787 (output_inline_function): Lose code to extract the necessary
8788 information from an inline header; simply put back the function
8789 structure into current_function. Clear its inlinable elt.
8790 * rtl.def (INLINE_HEADER): Delete.
8791 * rtl.h: Delete all accessors for an INLINE_HEADER.
8792 (gen_inline_header_rtx): Delete declaration.
8793 (regno_reg_rtx, regno_pointer_align, nonlocal_goto_handler_labels):
8794 Delete declarations.
8795 (REGNO_POINTER_ALIGN): Delete.
8796 (clear_emit_caches): Declare.
8797 (set_new_last_label_num): Declare.
8799 Mon Aug 9 01:52:24 1999 Jason Merrill <jason@yorick.cygnus.com>
8801 * print-tree.c (print_node): Print base for OFFSET_TYPEs.
8803 * except.c (expand_eh_region_start_for_decl): Always start a new block.
8804 * stmt.c (is_eh_region): Make sure current_function is present, too.
8806 Mon Aug 9 01:15:24 1999 Jeffrey A Law (law@cygnus.com)
8808 * pa.h (HARD_REGNO_MODE_OK): Correctly handle FPregs, even when
8809 for 64bit PA targets.
8811 * pa.h (SELECT_SECTION): Define.
8812 * som.h (SELECT_SECTION): Delete.
8814 Sun Aug 8 15:13:20 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8816 * alias.c (init_alias_analysis): Wrap call to
8817 `prologue_epilogue_contains' within HAVE_prologue||HAVE_epilogue.
8819 1999-08-07 Bruce Korb <autogen@linuxbox.com>
8821 * fixinc/inclhack.def(irix_asm_apostrophe): IRIX 5.2's
8822 <sys/asm.h> contains an asm comment with an apostrophe
8823 * fixinc/inclhack.sh: regen
8824 * fixinc/fixincl.x: regen
8826 Sat Aug 7 19:37:07 1999 Richard Henderson <rth@cygnus.com>
8828 * function.c (init_function_start): Clear prologue & epilogue.
8829 (prologue_epilogue_contains): New function.
8830 * alias.c (init_alias_analysis): Use it.
8831 * rtl.h (prologue_epilogue_contains): Declare it.
8833 Sat Aug 7 19:32:16 1999 Richard Henderson <rth@cygnus.com>
8835 * jump.c (onlyjump_p): New function.
8836 * rtl.h: Declare it.
8837 * flow.c (delete_unreachable_blocks): Use onlyjump_p instead
8838 of condjump_p in calling tidy_fallthru_edge and merge_blocks.
8840 Sat Aug 7 17:09:36 1999 Richard Henderson <rth@cygnus.com>
8842 * global.c (build_insn_chain): Use EXECUTE_IF_SET_IN_REG_SET
8843 to invert loops. Simplify block scanning.
8845 Sat Aug 7 02:11:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8847 * gcse.c (hash_scan_set): Treat SYMBOL_REFs like CONST_INTs.
8848 (cprop_insn): Treat SYMBOL_REFs like CONST_INTs.
8850 1999-08-07 Jonathan Larmour <jlarmour@cygnus.co.uk>
8852 * config/sparc/liteelf.h: New file to support sparclite-elf target
8853 * config/sparc/t-sp86x: New file to support sparc86x targets
8854 * config/sparc/sp86x-aout.h: New file to support sparc86x-aout target
8855 * config/sparc/sp86x-elf.h: New file to support sparc86x-elf target
8856 * configure.in: Support above target triplets
8857 * configure: Regenerated
8859 Sat Aug 7 01:39:27 1999 Philippe De Muyter <phdm@macqel.be>
8861 * fixinc/server.c (server_setup): Do not prefix function used as
8864 Sat Aug 7 00:21:20 1999 Richard Henderson <rth@cygnus.com>
8866 * alpha.md (movhi and movqi patterns): Correct predicate for !BWX.
8867 Remove fp reg alternatives.
8869 Sat Aug 7 00:06:54 1999 Jeffrey A Law (law@cygnus.com)
8871 * Makefile.in (TAROUTOPTS): Kill.
8872 (install-headers-tar): Use "xpf" for tar headerfile extraction
8873 * i370/x-oe (TAROUTOPTS): Delete.
8874 * m68k/x-apollo68 (TAROUTOPTS): Delete.
8875 * m68k/x-hp320 (TAROUTOPTS): Delete.
8876 * m68k/x-hp320g (TAROUTOPTS): Delete.
8877 * gcc.texi: Update bug reporting text.
8879 1999-08-6 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
8881 * reg-stack.c (change_stack) Fixed problem with negative array index.
8883 Fri Aug 6 23:08:44 1999 Jeffrey A Law (law@cygnus.com)
8885 * extend.texi, install.texi: Fix spelling mistakes.
8887 * Makefile.in (PREMADE_ATTRTAB_MD, PREMADE_ATTRTAB): Delete.
8888 (s-attrtab); No longer try to use pre-made insn-attrtab file.
8889 * mips/t-bsd: Delete references to obsolete PREMADE_ATTRTAB and
8891 * mips/t-ecoff: Likewise.
8892 * mips/t-elf: Likewise.
8893 * mips/t-mips: Likewise.
8894 * mips/t-osfrose: Likewise.
8895 * mips/t-r3900: Likewise.
8896 * mips/t-svr3: Likewise.
8897 * mips/t-svr4: Likewise.
8898 * mips/t-ultrix: Likewise.
8900 * gcc.texi: Document recommend means to provide software floating
8901 point libraries in libgcc.a
8903 1999-08-06 Jason Merrill <jason@yorick.cygnus.com>
8905 * c-lex.c (yylex): We can have a number with no digits.
8907 Fri Aug 6 16:53:55 EDT 1999 John Wehle (john@feith.com)
8909 * jump.c (delete_prior_computation): New function, broken
8910 out of delete_computation. Check for side effects with
8911 side_effects_p instead of FIND_REG_INC_NOTE. Handle
8912 multi-word hard registers.
8913 (delete_computation): Use it. Check for side effects with
8914 side_effects_p instead of FIND_REG_INC_NOTE. Synthesize a
8915 missing REG_DEAD note for a register which is both set and
8918 Fri Aug 6 11:05:29 1999 Jeffrey A Law (law@cygnus.com)
8920 * elf.h (TEXT_SPACE_P, FUNCTION_NAME_P): Delete.
8921 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT): Likewise.
8922 (ASM_FILE_START): Import _mcount with the right type.
8923 (ASM_DECLARE_FUNCTION_NAME): Define.
8924 (ASM_OUTPUT_EXTERNAL, ASM_OUTPUT_EXTERNAL_LIBCALL): Define.
8925 * pa.c (output_function_prologue): Always emit the function's label
8927 * pa.h (TEXT_SPACE_P): Define.
8928 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8929 (ASM_OUTPUT_INT, ASM_OUTPUT_DOUBLE_INT, ASM_GLOBALIZE_LABEL): Likewise.
8930 * som.h (TEXT_SPACE_P): Delete.
8931 (FUNCTION_NAME_P, ENCODE_SECTION_INFO, STRIP_NAME_ENCODING): Likewise.
8932 (ASM_GLOBALIZE_LABEL, ASM_OUTPUT_INT): Likewise.
8934 Thu Aug 5 19:29:39 1999 Jim Wilson <wilson@cygnus.com>
8936 * expr.c (emit_group_load): Allow src to be a CONCAT.
8938 Thu Aug 5 22:27:15 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8940 * config/sh/lib1funcs.asm (___movstrSI0): Change or r0,r0,r0 to nop.
8941 (___mulsi3): Use '!' comment character.
8943 Thu Aug 5 13:34:14 1999 Bernd Schmidt <bernds@cygnus.co.uk>
8945 * reload1.c (maybe_fix_stack_asms): Also declare P as "const char *".
8947 Thu Aug 5 02:40:42 1999 Jeffrey A Law (law@cygnus.com)
8949 * gcc.c: Update URLs and mail addresses.
8950 * gcc.texi: Likewise.
8952 Thu Aug 5 01:14:13 1999 Daniel Jacobowitz <drow@false.org>
8954 * rs6000.c (current_file_function_operand): Return zero for
8956 (rs6000_encode_section_info): Do not set SYMBOL_REF_FLAG for
8958 * rs6000.h (ENCODE_SECTION_NIFO): Do not set SYMBOL_REF_FLAG
8961 Thu Aug 5 00:56:30 1999 Geoffrey Keating <geoffk@cygnus.com>
8963 * rs6000.c (rs6000_stack_info): For ABI_V4/ABI_SOLARIS -fpic, always
8964 allocate space in the stack frame for the PIC register.
8966 Thu Aug 5 00:20:47 1999 Jeffrey A Law (law@cygnus.com)
8968 * m68k.md (xordi3, anddi3): These patterns are not available on
8971 Wed Aug 4 23:39:20 1999 Mark Mitchell <mark@codesourcery.com>
8973 * real.c (GET_REAL): Don't violate ANSI/ISO aliasing rules.
8974 (PUT_REAL): Likewise.
8976 Wed Aug 4 20:45:04 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
8978 * final.c (shorten_branches): Don't add an alignment for loops
8979 that have no label inside.
8981 Wed Aug 4 16:39:24 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8983 * builtins.c (expand_builtin_memcmp, expand_builtin_strcmp): Wrap
8984 prototypes in macro HAVE_cmpstrsi.
8986 * cpplib.c (cpp_get_token): Remove unused label `op3'.
8988 * emit-rtl.c (operand_subword): Remove unused variable
8991 * rtl.c (shallow_copy_rtx): Remove unused variable `format_ptr'.
8993 * tree.c (chainon): Wrap variable `t2' in macro ENABLE_CHECKING.
8995 Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
8997 * cpphash.c (macroexpand): Delete leading whitespace when arg
8998 is concatenated before.
8999 (unsafe_chars): Correct test for whether + and - can extend a
9002 * cppinit.c (cpp_start_read): Do dependencies for
9003 -include/-imacros files also.
9005 * cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
9006 tokenizing non-directive lines.
9007 (cpp_expand_to_buffer): Temporarily disable no-output mode.
9008 * cppmain.c: In no-output mode, just call cpp_scan_buffer for
9011 Wed Aug 4 12:53:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9013 * expr.c (expand_expr, case PLUS_EXPR): Fix parallel case, too.
9015 * c-lex.c: Sync with C++ frontend.
9016 (linemode): New variable.
9017 (parse_float): imag, conversion_errno, and type are output only.
9018 (yylex): Adjust. Move initial '.' case into main switch.
9020 (handle_generic_pragma): Just deal with tokens.
9021 (readescape): Use ISXDIGIT and ISGRAPH.
9022 * c-parse.in: Add END_OF_LINE token.
9024 * c-lex.c (lang_init): Generalize.
9025 (nextchar): Remove. Replace uses with UNGETC.
9026 (skip_white_space): Handle linemode here. Optimize for cpplib.
9027 (skip_white_space_on_line): Remove.
9028 (extend_token_buffer_to): New fn.
9029 (extend_token_buffer): Use it.
9030 (read_line_number, check_newline): Just deal with tokens.
9031 (token_getch, token_put_back): New fns.
9032 (yylex): Use them. More cpplib optimizations. Simplify.
9034 Wed Aug 4 12:53:44 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
9035 Jason Merrill <jason@yorick.cygnus.com>
9037 * c-lex.c (init_parse): Set cpp_token to CPP_DIRECTIVE.
9038 (consume_string): Make this smart about USE_CPPLIB.
9039 (check_newline): Rewrite to be intelligent about USE_CPPLIB.
9040 (yylex): Rewrite to be intelligent about USE_CPPLIB.
9041 Also, clean up cases where we redundantly set token_buffer[0].
9042 (read_line_number): New fn.
9043 (ignore_escape_flag): New variable.
9045 Wed Aug 4 13:12:17 1999 Jeffrey A Law (law@cygnus.com)
9047 * a29k/t-a29kbare: Fix some comments.
9048 (LIB2FUNCS_EXTRA): Remove fp-bit.c and dp-bit.c
9049 (FPBIT, DPBIT): Define.
9050 * a29k/t-vx29k: Likewise.
9051 * arc/t-arc: Likewise.
9052 * arm/t-arm-elf: Likewise.
9053 * arm/t-bare: Likewise.
9054 * arm/t-pe: Likewise.
9055 * arm/t-pe-thumb: Likewise.
9056 * arm/t-semi: Likewise.
9057 * arm/t-thumb: Likewise.
9058 * arm/t-thumb-elf: Likewise.
9059 * arm/t-thumb-linux: Likewise.
9060 * h8300/t-h8300: Likewise.
9061 * i960/t-i960: Likewise.
9062 * i960/t-vxworks960: Likewise.
9063 * m32r/t-m32r: Likewise.
9064 * mips/t-ecoff: Likewise.
9065 * mips/t-elf: Likewise.
9066 * mips/t-r3900: Likewise.
9067 * pa/t-pro: Likewise.
9068 * rs6000/t-aix43: Likewise.
9069 * rs6000/t-beos: Likewise.
9070 * rs6000/t-newas: Likewise.
9071 * rs6000/t-ppccomm: Likewise.
9072 * rs6000/t-rs6000: Likewise.
9073 * rs6000/t-winnt: Likewise.
9074 * rs6000/t-xnewas: Likewise.
9075 * rs6000/t-xrs6000: Likewise.
9076 * sh/t-sh: Likewise.
9077 * sparc/t-elf: Likewise.
9078 * sparc/t-sparcbare: Likewise.
9079 * sparc/t-sparclite: Likewise.
9080 * sparc/t-splet: Likewise.
9081 * v850/t-v850: Likewise.
9082 * mn10200/t-mn10200: Fix comments.
9083 * mn10300/t-mn10300: Likewise.
9085 * pa.md (divsi3, udivsi3, modsi3, umodsi3 expanders): Clobber a new
9086 dummy operand. Allocate a new pseudo for the dummy operand.
9087 (divsi3, udivsi3, modis3, umodsi3 patterns): Corresponding changes.
9089 * pa.md (movqi, movhi patterns): Do not expose FP regs to regclass.
9091 Wed Aug 4 11:53:55 1999 Tom Tromey <tromey@cygnus.com>
9093 * configure: Rebuilt.
9094 * configure.in: Removed --enable-java-gc option and JAVAGC subst.
9096 Wed Aug 4 09:06:14 1999 Richard Earnshaw (rearnsha@arm.com)
9098 * recog.c (preproces_constraints): Zero recog_op_alt before
9099 processing the constraints.
9101 * arm.c (typedef minipool_node): Renamed from pool_node.
9102 (minipool_vector, minipool_size, minipool_vector_label): Similarly.
9103 (add_minipool_constant): New function.
9104 (dump_minipool): New function.
9105 (find_barrier): Remove special case for getting the insn size of
9106 an insn that references the constant pool.
9107 (minipool_fixup): New structure.
9108 (push_minipool_barrier): New function.
9109 (push_minipool_fix): New function.
9110 (note_invalid_constants): New function.
9111 (add_pool_constant, dump_table, fixit, broken_move): Delete.
9112 (arm_reorg): Rewrite code to fix up the constant pool into a
9113 series of mini-pools embedded in the insn stream.
9114 (arm_output_epilogue): New function, made mainly from the body
9115 of output_func_epilogue.
9116 (output_func_epilogue): Move insn generation part of epilogue code
9117 to arm_output_epilogue.
9118 * arm.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Delete.
9119 * arm.md (pool_range): New attribute.
9120 (zero_extendqidi2): Add attribute pool_range.
9121 (zero_extend_hisi_insn, load_extendqisi, extendhisi_insn,
9122 extendqihi_insn, extendqisi_insn, movdi, movsi_insn, pic_load_addr,
9123 pic_load_addr_based_insn, movhi_insn_arch4, movhi_insn_littleend,
9124 movhi_insn_bigend, loadhi_si_bigend, movsf_hard_insn, movsf_soft_insn,
9125 movdf_hard_insn, movdf_soft_insn, movxf_hard_insn): Likewise.
9126 (epilogue): New expand.
9127 (epilogue_insn): New insn. Call arm_output_epilogue.
9129 * arm.c (arm_poke_function_name): Undo change of July 17. Tidy up.
9130 * arm.h (TARGET_SWITCHES): Add missing doc string for TARGET_DEFAULT.
9132 Mon Aug 2 19:18:44 1999 Jason Merrill <jason@yorick.cygnus.com>
9134 * linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
9136 1999-08-04 Mark Elbrecht <snowball3@bigfoot.com>
9138 * config/i386/djgpp.h (BSS_SECTION_ASM_OP): Define.
9140 Wed Aug 4 02:15:32 1999 Richard Henderson <rth@cygnus.com>
9142 * jump.c (delete_insn): Delete the addr_vec when deleting a tablejump.
9144 Wed Aug 4 01:48:08 1999 Jim Kingdon <http://developer.redhat.com>
9146 * global.c: Fix comment.
9148 Wed Aug 4 01:43:01 1999 Ian Lance Taylor <ian@zembu.com>
9150 * gcc.c (access_check): New static function.
9151 (find_a_file): Use it when searching a directory list.
9152 * collect2.c (find_a_file): Don't accept directories found when
9153 searching a directory list.
9155 Wed Aug 4 01:40:43 1999 Philippe De Muyter <phdm@macqel.be>
9157 * tlink.c (symbol_hash_lookup): Do not prefix functions used as
9158 function parameters with `&'.
9159 (file_hash_lookup, demangled_hash_lookup, tlink_init): Ditto.
9161 Wed Aug 4 01:08:44 1999 Jeffrey A Law (law@cygnus.com)
9163 * flow.c (delete_unreachable_blocks): Do not call merge_blocks
9164 or tidy_fallthru_edge if the last insn in the block is not
9165 an unconditional jump or a simple conditional jump.
9167 Tue Aug 3 20:21:20 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9169 * Makefile.in (c-decl.o): Depends on defaults.h.
9171 Tue Aug 3 14:14:52 1999 Jeffrey A Law (law@cygnus.com)
9173 * pa.h (HARD_REGNO_NREGS): FP registers are always 4 bytes wide for
9175 (CLASS_MAX_NREGS): Likewise.
9177 Tue Aug 3 03:51:20 1999 Jeffrey A Law (law@cygnus.com)
9179 * cse.c (cse_insn): Fix dumb thinko in last change.
9181 Tue Aug 3 10:36:13 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9183 * reload1.c (maybe_fix_stack_asms): Declare CONSTRAINTS as
9186 Mon Aug 2 23:45:45 1999 Hans-Peter Nilsson <hp@bitrange.com>
9188 * dwarf2out.c (add_location_or_const_value_attribute): Correct
9189 test for sizes of passed and declared parameter types.
9191 Tue Aug 3 00:03:41 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9193 * fixincludes: Fix the return type of bsearch, char* -> void*.
9195 * fixinc/inclhack.def: Likewise.
9197 Mon Aug 2 18:29:32 1999 Mark Mitchell <mark@codesourcery.com>
9199 * invoke.texi (-fdump-translation-unit): New option.
9201 Mon Aug 2 17:54:19 1999 Richard Henderson <rth@cygnus.com>
9203 * expr.h (PROMOTE_PROTOTYPES): Move ...
9204 * defaults.h: ... to here.
9205 * c-decl.c: Include defaults.h instead of expr.h.
9206 * c-typeck.c: Include defaults.h.
9208 Mon Aug 2 17:10:24 1999 Mark Mitchell <mark@codesourcery.com>
9210 * toplev.h (errorcount): Declare.
9211 (warningcount): Likewise.
9212 (sorrycount): Likewise.
9213 * c-lex.c (errorcount): Don't declare.
9214 * dwarf2out.c (errorcount): Don't declare.
9216 Mon Aug 2 17:02:08 1999 Jason Merrill <jason@yorick.cygnus.com>
9218 * config/libgloss.h: Add a note discouraging use with ELF.
9219 * configure.in: Don't use libgloss.h for ELF targets.
9220 Always use_collect2 on a.out targets.
9222 Mon Aug 2 16:27:42 1999 Jim Wilson <wilson@cygnus.com>
9224 * combine.c (force_to_mode, case LSHIFTRT): Add goto shiftrt.
9225 (force_to_mode, case ASHIFTRT): Add shiftrt label.
9227 Tue Aug 3 00:45:02 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9229 * loop.c (strength_reduce): When doing biv->giv conversion, update
9230 reg note of NEXT->insn.
9232 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9234 * real.c (PUT_REAL): Clear unused bytes if long double is IEEE quad.
9236 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9238 * c-decl.c (get_parm_info, store_parm_decls): Change all uses of
9239 PROMOTE_PROTOTYPES, so that it tests it as a C expression.
9240 Ensure expr.h is included.
9241 * c-typecheck.c (convert_arguments): Ditto.
9243 * expr.h: Supply default for PROMOTE_PROTOTYPES (0).
9245 * config/arc/arc.h: Define PROMOTE_PROTOTYPES to 1.
9246 * config/convex/convex.h: Ditto.
9247 * config/dsp16xx/dsp16xx.h: Ditto.
9248 * config/fx80/fx80.h: Ditto.
9249 * config/gmicro/gmicro.h: Ditto.
9250 * config/i370/i370.h: Ditto.
9251 * config/i386/i386.h: Ditto.
9252 * config/m32r/m32r.h: Ditto.
9253 * config/m68k/m68k.h: Ditto.
9254 * config/m88k/m88k.h: Ditto.
9255 * config/mips/mips.h: Ditto.
9256 * config/pa/pa.h: Ditto.
9257 * config/pyr/pyr.h: Ditto.
9258 * config/tahoe/tahoe.h: Ditto.
9259 * config/we32k/we32k.h: Ditto.
9261 * config/sparc/sparc.h: Define PROMOTE_PROTOTYPES
9264 * config/i1750a/i1750a.h: Define PROMOTE_PROTOTYPES to 0.
9266 * config/i860/paragon.h: Remove PROMOTE_PROTOTYPES
9269 * tm.texi: Document new usage of PROMOTE_PROTOTYPES.
9271 1999-08-02 Richard Henderson <rth@cygnus.com>
9273 * m32r.c (m32r_setup_incoming_varargs): Use get_varargs_alias_set
9274 for the register spill block.
9276 * m32r.h (EXPAND_BUILTIN_VA_ARG): New.
9277 (EXPAND_BUILTIN_SAVEREGS): Delete #if 0 code.
9279 * m32r.h (INT8_P): Don't short-cut test with (unsigned).
9280 (INT16_P, CMP_INT16_P, UINT16_P): Likewise.
9281 (UPPER16_P, UINT24_P, INT32_P, UINT5_P): Likewise.
9283 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9285 * config/sparc/linux.h: Define WCHAR_TYPE as "int" and undef
9286 MAX_WCHAR_TYPE defined in sparc.h.
9287 * config/sparc/linuxaout.h: Likewise.
9288 * config/sparc/linux64.h: Likewise.
9289 Also default to -mvis if CPU is UltraSPARC.
9291 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9293 * config/sparc/sparc.h (ASM_DECLARE_REGISTER_GLOBAL): New macro.
9294 (RTX_OK_FOR_OLO10): Likewise.
9295 (GO_IF_LEGITIMATE_ADDRESS): If assembler supports offsetable
9296 %lo(), allow it in addresses...
9297 (PRINT_OPERAND_ADDRESS): ... and print it appropriately.
9298 * config/sparc/sparc.md (sethi_di_medlow_embmedany_pic): sethi %lo()
9299 does not make sense.
9300 * config/sparc/sparc.c (sparc_hard_reg_printed): New array.
9301 (sparc_output_scratch_registers): New function.
9302 (output_function_prologue, sparc_flat_output_function_prologue): Use
9304 * varasm.c (make_decl_rtl): Use ASM_DECLARE_REGISTER_GLOBAL if
9306 * tm.texi (ASM_DECLARE_REGISTER_GLOBAL): Document it.
9307 * configure.in: Add check for .register pseudo-op support in as and
9308 check for offsetable %lo().
9309 * acconfig.h: Add templates for the above checks.
9310 * configure: Regenerate.
9312 1999-08-02 Richard Henderson <rth@cygnus.com>
9314 * sparc/linux64.h (TARGET_DEFAULT): Remove MASK_APP_REGS.
9315 * sparc/sol2-sld-64.h (TARGET_DEFAULT): Likewise.
9316 * sparc/sol2.h (TARGET_DEFAULT): Likewise.
9318 Mon Aug 2 23:46:45 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
9320 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
9323 1999-08-02 Jakub Jelinek <jj@ultra.linux.cz>
9325 * config/float-sparc.h: New file.
9326 * configure.in: Use float_format=sparc for sparc-*-linux-gnulibc1,
9327 sparc-*-linux-gnu and sparc64-*-linux*.
9329 1999-08-02 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9331 * rs6000.c (rs6000_va_list): Type is an array.
9332 (rs6000_va_start): Don't doubly adjust for varargs.
9333 (rs6000_va_arg): Evaluate long long GPR adjustment.
9335 Mon Aug 2 16:15:57 1999 David Edelsohn <edelsohn@gnu.org>
9337 * rs6000/aix43.h (SUBTARGET_SWITCHES): Use -m64 and -m32 instead of
9338 -maix64 and -maix32.
9339 (ASM_SPEC, ASM_CPU_SPEC, CPP_SPEC, CPP_CPU_SPEC, LIB_SPEC,
9340 LINK_SPEC): Change appropriately.
9341 * rs6000/rs6000.c (short_cint_operand): Use CONST_OK_FOR_LETTER_P.
9342 (u_short_cint_operand): Likewise.
9343 * rs6000/rs6000.md (movdi splitters): Add TARGET_POWERPC64 support
9345 * rs6000/t-aix43 (MULTILIB): Change to -m64.
9347 * invoke.texi (RS/6000 Submodel): Document 64-bit processor options.
9349 Mon Aug 2 16:15:57 1999 Geoff Keating <geoffk@cygnus.com>
9351 * rs6000/rs6000.c (num_insns_constant_wide): Correct
9353 (add_operand): Get test correct for 64-bit HOST_WIDE_INT.
9354 (non_add_cint_operand): Likewise.
9355 (logical_operand): Likewise.
9356 (non_logical_cint_operand): Likewise.
9357 (print_operand): Correct printf()s for 64-bit HOST_WIDE_INT.
9358 (print_operand_address): Correct printf() for 64-bit HOST_WIDE_INT.
9359 (rs6000_select_rtx_section): Suppress warning.
9360 (small_data_operand): Suppress warning.
9361 (rs6000_got_register): Suppress warning.
9362 * rs6000/rs6000.md (andsi3): HOST_WIDE_INT is a signed
9363 type, so `J' is generally the wrong constraint for a SImode value;
9365 (andsi3_internal2): Likewise.
9366 (andsi3_internal3): Likewise.
9367 (iorsi3_internal1): Likewise.
9368 (xorsi3_internal1): Likewise.
9370 (movsf_softfloat): Likewise.
9371 (scc insns): Likewise.
9372 (movsi+2): Preserve sign bits of SImode constant.
9373 (floatsidf2_internal+1): Sign-extend SImode constant correctly.
9374 (movdf+1): Sign-extend properly.
9375 (movdi_32+1): Sign-extend properly.
9376 (scc insns): Sign-extend properly.
9378 * md.texi (RS/6000 EXTRA_CONSTRAINTS): Update documentation for J,
9381 1999-08-02 Richard Henderson <rth@cygnus.com>
9383 * alpha.c (override_options): Move ev6 alpha_tp frobbing out of
9385 (print_operand): Notice alpha_fptm not alpha_tp for sw completion.
9386 * alpha.md (all fp insns): Likewise.
9388 1999-08-02 Nick Clifton <nickc@cygnus.com>
9390 * config/v850/v850.h (STRICT_ALIGNMENT): Only define if not
9393 Mon Aug 2 03:38:33 1999 Jeffrey A Law (law@cygnus.com)
9395 * pa.c (legitimize_pic_address): Clarify comments. Do not call the
9396 pic_load_label generator directly.
9397 * pa.md (pic_load_label): Clarify comments. Remove modes on operands.
9398 No longer a named pattern.
9400 Mon Aug 2 09:38:10 1999 Nick Clifton <nickc@cygnus.com>
9402 * explow.c (force_reg): Call force_operand if X does not
9403 satisfy general_operand.
9405 Mon Aug 2 01:34:22 1999 Jeffrey A Law (law@cygnus.com)
9407 * fix-header.c (main): When testing for CONTINUED, use string
9408 equality, not pointer equality.
9410 Mon Aug 2 01:27:24 1999 Dan Nicolaescu <dann@ics.uci.edu>
9412 * sparc.c (sparc_block_profiler): Use the %g2 register, not %o0.
9414 Sun Aug 1 22:46:42 1999 Jeffrey A Law (law@cygnus.com)
9416 * cse.c (cse_insn): Fix loop which deletes insns after a jump
9417 that has become an unconditional jump.
9419 * m68k.c (output_function_prologue): Fix typo in CPU32 case.
9420 (output_function_epilogue): Similarly.
9422 Sun Aug 1 20:14:00 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9424 * tree.h (init_dummy_function_start): Declare.
9426 Sun Aug 1 12:55:31 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9428 * stmt.c (emit_filename, emit_lineno, expr_stmts_for_value,
9429 last_expr_type, last_expr_value, block_start_count, block_stack,
9430 stack_block_stack, cond_stack, loop_stack, case_stack, nesting_stack,
9431 nesting_depth, goto_fixup_chain): Delete global vars; now allocated
9432 dynamically in stmt elt of struct function for each function.
9433 (struct nesting): Rename function_call_count elt to n_function_calls,
9434 target_temp_slot_level to block_target_temp_slot_level. All users
9436 (struct stmt_status): New structure definition.
9437 Add many accessor macros for stmt_status elements which previously
9438 were global variables.
9439 (init_stmt_for_function): Allocate stmt elt for current_function.
9440 Reflect that block_start_count was renamed to
9441 current_block_start_count.
9442 (save_stmt_status, restore_stmt_status): Delete functions.
9443 (preserve_subexpressions_p): Don't access loop_stack when outside
9445 (expand_start_bindings): Reflect that block_start_count was renamed to
9446 current_block_start_count.
9447 (expand_fixup): Likewise.
9448 (expand_decl): Don't access block_stack when outside a function.
9449 (expand_decl_cleanup): Likewise.
9450 (expand_dcc_cleanup): Likewise.
9451 (expand_dhc_cleanup): Likewise.
9452 (expand_anon_union_decl): Likewise.
9453 (set_file_and_line_for_stmt): New function.
9454 (in_control_zone_p): New function.
9456 * function.h (struct function): Add new elt stmt.
9457 Delete elts block_stack, stack_block_stack, cond_stack, loop_stack,
9458 case_stack, nesting_stack, nesting_depth, block_start_count,
9459 last_expr_type, last_expr_value, expr_stmts_for_value, emit_filename,
9460 emit_lineno, goto_fixup_chain.
9461 (save_eh_status, restore_eh_status, save_stmt_status,
9462 restore_stmt_status): Delete declarations.
9463 * function.c (push_function_context_to): Don't call save_stmt_status.
9464 (pop_function_context_to): Don't call restore_stmt_status.
9465 * tree.h (in_control_zone_p): Declare.
9466 * rtl.h (set_file_and_line_for_stmt): Declare.
9468 * emit-rtl.c (emit_line_note): Don't set emit_filename/emit_lineno;
9469 call set_file_and_line_for_stmt.
9471 Thu Jul 31 12:34:45 1999 Joe Buck <jbuck@synopsys.com>
9473 * gcc.texi: Use terms "GNU Compiler Collection" and "GCC".
9474 Also update copyright.
9476 Sat Jul 31 11:10:07 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9478 * c-pragma.c: Don't include "except.h".
9479 * emit-rtl.c: Likewise.
9480 * stor-layout.c: Likewise.
9482 * varasm.c: Likewise.
9484 * flow.c: Include "function.h".
9485 * tree.h (init_dummy_function_start): Declare new function.
9487 * except.h (struct eh_status): New structure.
9488 (struct label_node, struct eh_entry): Declare even if tree.h hasn't
9490 (eh_return_stub_label, ehstack, catchstack, ehqueue,
9491 catch_clauses, false_label_stack, caught_return_label_stack,
9492 protect_list, current_function_ehc): Add accessor macros for the
9493 corresponding fields in current_function->eh; delete declarations
9494 for all items that used to be declared here.
9495 * except.c (eh_return_stub_label, ehstack, catchstack, ehqueue,
9496 catch_clauses, false_label_stack, caught_return_label_stack,
9497 protect_list, current_function_ehc): Delete variables.
9498 (init_eh_for_function): Allocate current_function->eh.
9499 (save_eh_status, restore_eh_status): Delete functions.
9501 * function.h (struct function): Add fields next_global and eh.
9502 Delete all exception handling related fields.
9503 * function.c (current_function): New variable.
9504 (all_functions): New variable.
9505 (push_function_context_to): Don't allocate a struct function,
9506 use current_function instead. Call init_dummy_function_start when
9507 outside a function. Clear current_function before returning.
9508 (pop_function_context_from): Restore current_function.
9509 Don't free the restored struct function.
9510 (prepare_function_start): New function.
9511 (init_dummy_function_start): New function.
9512 (init_function_start): Break out some code into prepare_function_start
9515 * stmt.c (save_stmt_status): Don't call save_eh_status.
9516 (restore_stmt_status): Don't call restore_eh_status.
9518 * Makefile.in: Update dependencies.
9520 Sat Jul 31 04:10:01 1999 Jeffrey A Law (law@cygnus.com)
9522 * pa.c (compute_frame_size): Use STARTINg_FRAME_OFFSET instead
9523 of depending on a magic constant value. Update comments.
9524 (hppa_expand_prologue): Similarly.
9526 * pa.md (reload_indi, reload_outdi): Allow any register for the
9527 original reload register.
9529 Fri Jul 30 19:41:35 1999 Jim Wilson <wilson@cygnus.com>
9531 * cccp.c (print_help): Change marcos to macros.
9533 1999-07-30 Richard Henderson <rth@cygnus.com>
9535 * c-typeck.c (initializer_constant_valid_p): Move ...
9536 * c-common.c (initializer_constant_valid_p): ... here. Use
9537 FOO_TYPE_P instead of tests against TREE_CODE. Allow subtraction
9539 * c-common.h (initializer_constant_valid_p): Declare.
9540 * c-tree.h (initializer_constant_valid_p): Remove.
9542 Fri Jul 30 16:33:42 1999 Mathias Froehlich <frohlich@na.uni-tuebingen.de>
9544 * config/i386/sol2-c1.asm: Align the stack.
9545 * config/i386/sol2-gc1.asm: Likewise.
9547 1999-07-30 Vladimir Makarov <vmakarov@loony.cygnus.com>
9549 * config/sparc/sparc.h (ASM_CPU32_DEFAULT_SPEC): Change -Av8 onto
9550 -Asparclite for sparc86x.
9551 (CPP_CPU32_DEFAULT_SPEC, CPP_CPU_SPEC): Remove -D__sparc_v8__ for
9553 (ASM_CPU_SPEC): Use -Asparclite for sparc86x.
9555 Fri Jul 30 14:53:56 1999 Jakub Jelinek <jj@ultra.linux.cz>
9557 * config/sparc/linux64.h (CC1_SPEC): Preserve CPU specified by
9558 the user if using the non-default arch size in BI_ARCH configuration.
9559 * config/sparc/sol2-sld-64.h (CC1_SPEC): Ditto.
9561 * config/sparc/sparc.md (cmp_mul_set, cmp_udiv_cc_set):
9562 Fix patterns so that they actually match.
9563 (cmp_sdiv_cc_set): Ditto, also don't require g0 to be zero.
9564 (mulsidi3_sp64, const_mulsidi3_sp64): New patterns.
9565 (const_mulsidi3_sp32): Renamed from const_mulsidi3, only on
9567 (mulsidi3): Reflect this in the expand.
9568 (smulsi3_highpart): Only on TARGET_ARCH32.
9569 (umulsidi3_sp64, const_umulsidi3_sp64): New patterns.
9570 (const_umulsidi3_sp32): Renamed from const_umulsidi3.
9571 (umulsidi3): Reflect this in the expand.
9572 (umulsi3_highpart): Only on TARGET_ARCH32.
9573 (divsi3_sp32): Renamed from divsi3, only on TARGET_ARCH32,
9574 don't require g0 to be zero.
9575 (udivsi3_sp32): Renamed from udivsi3, only on TARGET_ARCH32.
9576 ({,u}divsi3): New expands.
9577 ({,u}divsi3_sp64): New patterns.
9578 (after lshrdi3_v8plus): Four new patterns to help combiner
9579 optimizing nested mixed mode shifts.
9581 * config/sparc/sparc.c (sparc_override_options): Use deprecated
9582 v8 instructions if optimizing for UltraSPARC I, II, IIi, as it
9583 speed things up. Don't use them by default on plain v9 in 64bit
9584 mode, according to what SPAMv9 sais.
9586 * config/sparc/sparc.h: Fix comments, e.g. Linux already preserves
9587 top 32 bits of %[og][0-7] in signal handlers.
9588 Also, TARGET_HARD_MUL32 now is only true for TARGET_ARCH32.
9590 Fri Jul 30 03:00:41 1999 Jeffrey A Law (law@cygnus.com)
9592 * pa.md (zvdep_imm32): Renamed from zvdep_imm.
9593 (ashlsi3): Corresponding changes.
9595 * pa.c (compute_zdepwi_operands): Renamed from compute_zdepi_operands.
9597 Thu Jul 29 18:37:13 1999 Jeffrey A Law (law@cygnus.com)
9599 * pa.h (FIRST_PARM_CALLER_OFFSET): Delete.
9601 Thu Jul 29 19:01:58 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9603 * arm.h (Hint): Delete macro.
9604 Substitute HOST_WIDE_INT for Hint in some prototypes.
9605 * arm.c: Substitute HOST_WIDE_INT for Hint in one prototype.
9607 Thu Jul 29 09:21:42 1999 Nick Clifton <nickc@cygnus.com>
9609 * builtins.c (expand_builtin_setjmp): Use force_operand to
9610 make sure that the buffer address is in a suitable form to be
9611 passed to force_reg.
9613 Wed Jul 28 12:50:48 1999 Geoff Keating <geoffk@cygnus.com>
9615 * config/mips/mips.c: system.h handles MIN and MAX, don't undefine
9618 Wed Jul 28 13:18:35 1999 Jeffrey A Law (law@cygnus.com)
9620 * pa.md (indirect_jump): Remove mode from match_operand. Verify
9621 proper mode in the condition string.
9622 (icacheflush, dcacheflush): Remove modes from match_operands.
9624 * pa.c (emit_move_sequence): Always convert scratch_reg to the
9625 proper mode before using it.
9627 * pa.md (adddi3, subdi3): Turn into a define_expand/define_insn
9630 * pa.c (store_reg): Do not call add_high_const generator directly.
9631 (load_reg, set_reg_plus_d): Likewise.
9632 * pa.md (add_high_const): No longer a named pattern.
9634 * pa.c (legitimize_address): Consistently use Pmode rather than
9635 SImode. Do not call gen_pic2_highpart directly anymore.
9636 * pa.md (pic2_highpart): No longer a named pattern.
9637 (pic2_lo_sum): Similarly. Reformat to make more readable.
9639 * pa.md (call, call_value): Use "word_mode" instead of "SImode" as
9644 Wed Jul 28 11:28:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9646 * builtins.c (expand_builtin): Typo in call to expand_builtin_ffs.
9648 Wed Jul 28 11:23:48 1999 Richard Henderson <rth@cygnus.com>
9650 * pa.c (hppa_builtin_saveregs): Use get_varargs_alias_set
9651 and tag the spill mems.
9652 (hppa_va_start): New.
9654 * pa.h (EXPAND_BUILTIN_VA_START): New.
9655 (EXPAND_BUILTIN_VA_ARG): New.
9657 Wed Jul 28 11:22:21 1999 Richard Henderson <rth@cygnus.com>
9659 * mn10300.c (mn10300_builtin_saveregs): Use get_varargs_alias_set
9660 and tag the spill mems.
9661 (mn10300_va_start): New.
9662 (mn10300_va_arg): New.
9663 * mn10300.h (EXPAND_BUILTIN_VA_START): New.
9664 (EXPAND_BUILTIN_VA_ARG): New.
9666 Wed Jul 28 11:20:19 1999 Richard Henderson <rth@cygnus.com>
9668 * mn10200.c (mn10200_va_arg): New.
9669 * mn10200.h (EXPAND_BUILTIN_VA_ARG): New.
9671 Wed Jul 28 11:19:06 1999 Richard Henderson <rth@cygnus.com>
9673 * builtins.c (std_expand_builtin_va_arg): Use int_size_in_bytes
9674 rather than play with TREE_INT_CST_LOW.
9676 1999-07-27 Philip Blundell <pb@nexus.co.uk>
9678 * config/arm/telf.h: Include dbxelf.h.
9679 (CPP_PREDEFINES): Only define if not already defined.
9680 (ASM_IDENTIFY_GCC): Likewise.
9681 (SUBTARGET_EXTRA_SECTIONS): Likewise.
9682 (SUBTARGET_EXTRA_SECTION_FUNCTIONS): Likewise.
9683 * config/arm/thumb.h (LINK_SPEC): Only define if not already
9685 (DBX_DEBUGGING_INFO): Don't define.
9686 * config/arm/linux-telf.h: New file.
9687 * config/arm/linux-tgas.h: New file.
9688 * config/arm/t-thumb-linux: New file.
9689 * config/arm/uclinux-elf.h: New file.
9690 * config/arm/uclinux-telf.h: New file.
9691 * configure.in (arm-*-uclinux, thumb-*-linux-gnu,
9692 thumb-*-uclinux): New targets.
9693 * configure: Regenerate.
9695 Tue Jul 27 23:20:21 1999 Jeffrey A Law (law@cygnus.com)
9697 * pa.md (post_store, pre_load): New expanders.
9698 (post_stwm, pre_ldwm): Renamed to post_stw and pre_ldw respectively.
9699 (post_ldwm, pre_stwm): Make these unnamed patterns since we never
9700 need to directly generate RTL for them.
9701 * pa.c (hppa_expand_prologue, hppa_expand_epilogue): Corresponding
9704 Tue Jul 27 16:05:52 1999 David Edelsohn <edelsohn@gnu.org>
9706 * aix43.h (ASM_CPU_SPEC, CPP_CPU_SPEC): Add rs64a and PPC630.
9707 * rs6000.c (processor_target_table): Add powerpc64, rs64a, and PPC630.
9708 (rs6000_cpu): Choose between 32-bit and 64-bit default processors.
9709 (secndary_reload_class): Make TARGET_ELF conditional compile.
9710 (print_operand_address): Similar.
9711 (output_toc): Print all values as hex.
9712 (get_issue_rate): Rearrange and add RS64A and PPC630.
9713 * rs6000.h (processor_type): Add RS64A and PPC630.
9714 (PROCESSOR_POWERPC64): New.
9715 (PROMOTE_MODE): Use word_mode.
9716 (RTX_COSTS): Add RS64A and PPC630.
9717 * rs6000.md (scheduling information): Add lmul and ldiv
9718 representing 64-bit integer multiply and divide. Add rs64a and
9720 (ashldi3): Add support for "rldic" instruction.
9721 * sysv4.h (PROCESSOR_DEFAULT): Change to PROCESSOR_750.
9723 Tue Jul 27 15:31:53 1999 Vladimir Makarov <vmakarov@toad.to.cygnus.com>
9725 * config/sparc/sparc.c (sparc_override_options): Enable SPARCLITE
9726 instead of V8 for sparclite86x in cpu_table.
9728 Tue Jul 27 17:49:42 1999 Bernd Schmidt <bernds@cygnus.co.uk>
9730 * config/arm/coff.h (ASM_FILE_START): If generating SDB output, call
9731 output_file_directive.
9733 Tue Jul 27 03:15:33 1999 Jason Merrill <jason@yorick.cygnus.com>
9735 * expr.c (expand_expr, case PLUS_EXPR): Get the mode from the
9736 tree for op1, not the rtl.
9738 Tue Jul 27 00:18:34 1999 Richard Henderson <rth@cygnus.com>
9740 * m88k.c (m88k_builtin_saveregs): Break out the constructor code
9741 to m88k_va_start, leaving only the register spill.
9742 (m88k_build_va_list): New.
9743 (m88k_va_start): New.
9745 * m88k.h (BUILD_VA_LIST_TYPE): New.
9746 (EXPAND_BUILTIN_VA_START): New.
9747 (EXPAND_BUILTIN_VA_ARG): New.
9749 Mon Jul 26 19:07:11 1999 Geoff Keating <geoffk@cygnus.com>
9751 * config/rs6000/rs6000.c (rs6000_expand_builtin_saveregs):
9752 Rename from expand_builtin_saveregs.
9753 * config/rs6000/rs6000.h (EXPAND_BUILTIN_SAVEREGS): Change caller.
9755 Mon Jul 26 22:52:47 1999 Richard Henderson <rth@cygnus.com>
9757 * i960.c (i960_setup_incoming_varargs): Use get_varargs_alias_set
9758 for the register spill block.
9759 (i960_build_va_list): New.
9760 (i960_va_start): New.
9762 * i960.h (BUILD_VA_LIST_TYPE): New.
9763 (EXPAND_BUILTIN_VA_START): New.
9764 (EXPAND_BUILTIN_VA_ARG): New.
9765 * i960.md (store_multiple): Use change_address on individul mems.
9767 Mon Jul 26 22:43:12 1999 Richard Henderson <rth@cygnus.com>
9769 * builtins.c (stabilize_va_list): Don't INDIRECT_REF through
9771 (std_expand_builtin_va_start): Back out one word if !stdarg_p.
9772 (expand_builtin_va_end): Evaluate arg for side effects.
9773 * c-common.c (c_common_nodes_and_builtins): Construct a
9774 va_list_arg_type_node to handle array decomposition to pointer.
9776 Mon Jul 26 18:51:34 1999 Richard Henderson <rth@cygnus.com>
9778 * except.c (start_dynamic_cleanup): Use force_operand on the
9781 Mon Jul 26 16:43:26 1999 Richard Henderson <rth@cygnus.com>
9783 * c4x.h (EXPAND_BUILTIN_VA_ARG): New.
9784 * c4x.c (c4x_va_arg): New.
9786 Mon Jul 26 12:30:09 1999 Jason Merrill <jason@yorick.cygnus.com>
9788 * cpplib.c (cpp_get_token): Don't return a CPP_POP if the buffer
9791 1999-07-26 Nathan Sidwell <nathan@acm.org>
9793 * eh-common.h (__eh_matcher): Prototype correctly.
9795 Mon Jul 26 17:24:51 1999 Philip Blundell <pb@nexus.co.uk>
9797 * config/arm/thumb.h (THUMB_FLAG_SINGLE_PIC_BASE): Define.
9798 (TARGET_SINGLE_PIC_BASE): Likewise.
9799 (GOT_PCREL, NEED_GOT_RELOC, NEED_PLT_RELOC): Provide default
9801 (TARGET_CALLEE_INTERWORKING): Fix typo in comment.
9802 (TARGET_SWITCHES): Add -m{no-}single-pic-base.
9803 (TARGET_OPTIONS): Add -mpic-register=N.
9804 (OUTPUT_INT_ADDR_CONST): New macro.
9805 (INDEX_REGISTER_RTX_P, PIC_OFFSET_TABLE_REGNUM, FINALIZE_PIC,
9806 LEGITIMATE_PIC_OPERAND_P): Likewise.
9807 (LEGITIMIZE_ADDRESS, GOT_IF_LEGITIMATE_ADDRESS): Support PIC.
9808 (ASM_OUTPUT_INT): Use OUTPUT_INT_ADDR_CONST rather than calling
9809 output_addr_const directly.
9810 (PRINT_OPERAND_PUNCT_VALID_P): Accept `|' for compatibility with
9812 (thumb_pic_register, thumb_pic_register_string): Declare.
9814 * config/arm/thumb.c (symbol_mentioned_p): New function: Imported
9816 (label_mentioned_p): New function: Imported from arm.c.
9817 (legitimize_pic_address): New function: Imported from arm.c.
9818 (is_pic):New function: Imported from arm.c.
9819 (thumb_finalize_pic):New function: Imported from arm.c.
9820 (add_constant): Cope with PIC constants.
9821 (fixit): Cope with PIC constants.
9822 (output_return): Do not treat the PIC register as live if
9823 TARGET_SINGLE_PIC_BASE is true.
9824 (thumb_function_prologue): Do not treat the PIC register as live if
9825 TARGET_SINGLE_PIC_BASE is true.
9826 (thumb_expand_prologue): Do not treat the PIC register as live if
9827 TARGET_SINGLE_PIC_BASE is true.
9828 (thumb_unexpand_epilogue): Do not treat the PIC register as live if
9829 TARGET_SINGLE_PIC_BASE is true.
9830 (thumb_print_operand): Accept '|'.
9831 (thumb_override_options): Process PIC options.
9833 * config/arm/thumb.md (movsi): Support PIC.
9834 (call_insn): Change "i" constraint to "X".
9835 (call_value_insn): Likewise.
9836 (consttable_4, consttable_8, consttable_end): Set and clear
9837 "making_const_table" as appropriate.
9838 (pic_load_addr, pic_add_dot_plus_four): New insns.
9840 * invoke.texi (Thumb Options): Fix spelling. Document new
9841 options -msingle-pic-base and -mpic-register=.
9843 1999-07-26 Andrew Haley <aph@cygnus.com>
9845 * config/m32r/initfini.c (__init): Use a full word immediate for
9846 __fini: this allows it to be placed in any memory region.
9848 * config/m32r/t-m32r: Compile crtinit.o and crtfini.o for
9849 -mmodel=medium. This is OK for all memory models.
9851 Mon Jul 26 11:58:46 1999 Nick Clifton <nickc@cygnus.com>
9853 * config/arm/arm.c: Replace %R%s in asm_fprintf strings with %r.
9854 * config/arm/arm.h: Replace %R%s in asm_fprintf strings with %r.
9856 Mon Jul 26 10:23:36 1999 Nick Clifton <nickc@cygnus.com>
9858 * final.c (asm_fprintf): Accept ASM_FPRINTF_EXTENSIONS, if
9861 * tm.texi: Document ASM_FPRINTF_EXTENSIONS.
9863 Sun Jul 25 23:51:59 1999 Richard Henderson <rth@cygnus.com>
9865 * i860.h (EXPAND_BUILTIN_SAVEREGS): New.
9866 (BUILD_VA_LIST_TYPE): New.
9867 (EXPAND_BUILTIN_VA_START): New.
9868 (EXPAND_BUILTIN_VA_ARG): New.
9869 * i860.c (output_delayed_branch): Disable.
9870 (output_delay_insn): Likewise.
9871 (i860_saveregs): New.
9872 (i860_build_va_list): New.
9873 (i860_va_start): New.
9875 * i860.md: Disable all peepholes using output_delayed_branch.
9876 * i860/sysv4.h (I860_SVR4_VA_LIST): New.
9878 Sun Jul 25 23:44:13 1999 Richard Henderson <rth@cygnus.com>
9880 * clipper.h (EXPAND_BUILTIN_SAVEREGS): Remove argument.
9881 (BUILD_VA_LIST_TYPE): New.
9882 (EXPAND_BUILTIN_VA_START): New.
9883 (EXPAND_BUILTIN_VA_ARG): New.
9884 * clipper.c (clipper_builtin_saveregs): Only dump registers.
9885 Return the address of the save area.
9886 (clipper_build_va_list): New.
9887 (clipper_va_start): New.
9888 (clipper_va_arg): New.
9890 Sun Jul 25 22:56:47 1999 Richard Henderson <rth@cygnus.com>
9892 * arc.h (EXPAND_BUILTIN_VA_START): New.
9893 (EXPAND_BUILTIN_VA_ARG): New.
9894 * arc.c (arc_setup_incoming_varargs): Set alias set of
9896 (arc_va_start): New.
9899 Sun Jul 25 22:45:55 1999 Richard Henderson <rth@cygnus.com>
9901 * alpha.h (EXPAND_BUILTIN_SAVEREGS): Delete.
9902 (BUILD_VA_LIST_TYPE): New.
9903 (EXPAND_BUILTIN_VA_START): New.
9904 (EXPAND_BUILTIN_VA_ARG): New.
9905 * alpha.c (alpha_builtin_saveregs): Delete.
9906 (alpha_build_va_list): New.
9907 (alpha_va_start): New.
9908 (alpha_va_arg): New.
9910 Sun Jul 25 21:40:33 1999 Jeffrey A Law (law@cygnus.com)
9912 * config/svr4.h (CTORS_SECTION_ASM_OP): Do not emit directives in
9914 (DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP): Likewise.
9915 (FINI_SECTION_ASM_OP, ASM_OUTPUT_SECTION_NAME): Likewise.
9917 * gcc.texi: More changes related to list conversion.
9918 * invoke.texi: Likewise.
9920 Sun Jul 25 18:15:39 1999 Richard Henderson <rth@cygnus.com>
9922 * builtins.c (expand_builtin_saveregs): Remove static, remove exp
9923 and ignore arguments, bail if no EXPAND_BUILTIN_SAVEREGS.
9924 (expand_builtin_next_arg): Accept ARGLIST not EXP.
9925 (stabilize_va_list): New function.
9926 (std_expand_builtin_va_start): New function.
9927 (expand_builtin_va_start): New function.
9928 (get_varargs_alias_set): New function.
9929 (std_expand_builtin_va_arg): New function.
9930 (expand_builtin_va_arg): New function.
9931 (expand_builtin_va_end): New function.
9932 (expand_builtin_va_copy): New function.
9933 (expand_builtin): Call them.
9934 * c-common.c (c_common_nodes_and_builtins): Build __builtin_va_list,
9935 __builtin_{varargs_start,stdarg_start,end,copy}.
9936 (build_va_arg): New function.
9937 * c-common.h (CTI_PTR_TYPE, ptr_type_node): Delete.
9938 (build_va_arg): Declare.
9939 * c-decl.c (ptr_type_node, va_list_type_node): New.
9940 * c-parse.gperf (__builtin_va_arg): New.
9941 * c-parse.in (VA_ARG): New token.
9942 (unary_expr): Recognize it.
9943 * expr.c (expand_expr): Expand VA_ARG_EXPR.
9944 * expr.h (std_expand_builtin_va_start): Declare.
9945 (std_expand_builtin_va_arg): Declare.
9946 (expand_builtin_va_arg): Declare.
9947 (get_varargs_alias_set): Declare.
9948 * tree.def (VA_ARG_EXPR): New.
9949 * tree.h (BUILT_IN_VARARGS_START): New.
9950 (BUILT_IN_STDARG_START, BUILT_IN_VA_END): New.
9951 (ptr_type_node, va_list_type_node): Declare.
9952 * tm.texi (EXPAND_BUILTIN_SAVEREGS): Kill unused ARGLIST argument.
9953 * m32r.h (EXPAND_BUILTIN_SAVEREGS): Likewise.
9954 * m88k.h, m88k.c: Likewise.
9955 * mn10300.h, mn10300.c: Likewise.
9956 * pa.h, pa.c: Likewise.
9957 * rs6000.h, rs6000.c: Likewise.
9958 * sh.h, sh.c: Likewise.
9959 * sparc.h, sparc.c: Likewise.
9961 * emit-rtl.c (operand_subword): Copy alias set.
9962 (change_address): Likewise.
9964 Sun Jul 25 15:04:37 1999 Jeffrey A Law (law@cygnus.com)
9966 * pa.c (compute_frame_size): Scan all the used callee saved registers,
9967 not just the first one.
9969 Fri Jul 23 14:09:58 1999 Philip Blundell <pb@nexus.co.uk>
9971 * config/arm/arm.h (TARGET_SWITCHES): Add
9972 -m{no-}single-pic-base. Correct help string for -mshort-load-words.
9973 (TARGET_OPTIONS): Add -mpic-register=.
9974 (ARM_FLAG_SINGLE_PIC_BASE, TARGET_SINGLE_PIC_BASE): Define.
9975 (arm_pic_register_string): Declare.
9976 (NEED_PLT_GOT): Delete, replace with ...
9977 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. New macros.
9978 (OUTPUT_INT_ADDR_CONST): Replace NEED_PLT_GOT with NEED_GOT_RELOC.
9979 (ASM_OUTPUT_MI_THUNK): Replace NEED_PLT_GOT with NEED_PLT_RELOC.
9980 * config/arm/arm.c (arm_override_options): Add new option
9982 (arm_pic_register_string): New variable.
9983 (arm_finalize_pic): Respect TARGET_SINGLE_PIC_BASE.
9984 (output_func_prologue): If TARGET_SINGLE_PIC_BASE, treat the PIC
9985 register as never live. Use NEED_PLT_RELOC not NEED_PLT_GOT.
9986 (output_return_instruction): Likewise.
9987 * config/arm/elf.h (NEED_PLT_GOT): Delete, replace with ...
9988 (NEED_GOT_RELOC, NEED_PLT_RELOC): ... these. Define to flag_pic.
9989 * config/arm/arm.md: Use NEED_PLT_RELOC in place of NEED_PLT_GOT.
9991 * invoke.texi (ARM Options): Fix spelling. Remove duplicate
9992 mention of -msched-prolog. Document new options -msingle-pic-base
9993 and -mpic-register=.
9995 Thu Jul 22 18:23:56 1999 Richard Henderson <rth@cygnus.com>
9997 * haifa-sched.c (reemit_notes): Tidy.
9998 * sched.c (reemit_notes): Duplicate 1998-08-31 patch to
10001 Thu Jul 22 18:21:04 1999 Richard Henderson <rth@cygnus.com>
10003 * explow.c (trunc_int_for_mode): New function.
10004 (plus_constant_wide): Use it.
10005 * combine.c (simplify_and_const_int): Likewise.
10006 (merge_outer_ops): Likewise.
10007 (simplify_shift_const): Likewise.
10008 * cse.c (simplify_unary_operation): Likewise.
10009 (simplify_binary_operation): Likewise.
10010 * emit-rtl.c (operand_subword): Likewise.
10011 * rtl.h: Declare it.
10013 Thu Jul 22 14:34:59 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10015 * config/arm/arm.c (arm_print_operand): Fix typo in 'M' case
10016 (use NUM_REGS instead of NUM_INTS).
10018 Thu Jul 22 11:25:20 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10020 * builtins.c: New file.
10021 * expr.c (saveregs_value, apply_args_value): Delete definition,
10022 moved into builtins.c.
10023 (string_constant): No longer static.
10024 (get_pointer_alignment, c_strlen, get_memory_rtx, expand_builtin,
10025 apply_args_size, apply_result_size, result_vector,
10026 expand_builtin_apply_args, expand_builtin_apply,
10027 expand_builtin_return): Delete functions, moved into builtins.c.
10028 (INCOMING_REGNO, OUTGOING_REGNO): Delete unused macros.
10029 * expr.h (saveregs_value, apply_args_value): Declare variables.
10030 (expand_builtin, string_constant): Declare functions.
10031 * Makefile.in: Update to build builtin.o.
10033 Wed Jul 21 00:46:58 1999 Mark P. Mitchell <mark@codesourcery.com>
10035 * defaults.h (DWARF2_GENERATE_TEXT_SECTION_LABEL): New macro.
10036 * tm.texi (DWARF2_GENERATE_TEXT_SECTION_LABEL): Define it.
10037 * dwarf2out.c (dwarf2out_init): Don't output a label to mark the
10038 start of the text section if DWARF2_GENERATE_TEXT_SECTION_LABEL is
10040 * config/mips/iris6.h (DWARF2_GENERATE_TEXT_SECTION_LABEL):
10043 1999-07-21 Michael Meissner <meissner@cygnus.com>
10045 * print-rtl.c (print_rtx): Print the names of the virtual
10048 Wed Jul 21 16:00:32 1999 Nick Clifton <nickc@cygnus.com>
10050 * config/arm/arm.h (INITIAL_ELIMINATION_OFFSET): Fix typo
10051 introduced in previous delta.
10053 Wed Jul 21 14:30:51 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10055 * c-lang.c (finish_file): Rename void_list_node to void_list_node_1
10056 to avoid name clash.
10058 Wed Jul 21 08:39:22 1999 Gavin Romig-Koch <gavin@cygnus.com>
10060 * c-lex.c (yylex) : Correct the test for overflow when lexing
10063 Tue Jul 20 18:02:42 1999 Richard Henderson <rth@cygnus.com>
10065 * haifa-sched.c (insn_cost): FREE implies cost 0 and vice versa.
10066 (adjust_priority): Always call ADJUST_PRIORITY.
10067 (schedule_insn): Only put insns into the ready at cost 0.
10068 (schedule_block): Remove redundant initial sort. Give clock_var
10069 and can_issue_more to MD_SCHED_REORDER. Requeue if hazard cost
10071 * tm.texi (MD_SCHED_REORDER): Update docs.
10073 * sparc.h (MD_SCHED_REORDER): Update. Set CAN_ISSUE_MORE.
10074 * sparc.c (ultra_reorder_called_this_block): Delete.
10075 (ultrasparc_sched_init): Don't set it.
10076 (ultrasparc_sched_reorder): Don't check it.
10078 Tue Jul 20 17:07:54 1999 Richard Henderson <rth@cygnus.com>
10080 * rs6000.h (struct rs6000_args): Add sysv_gregno.
10081 * rs6000.c (init_cumulative_args): Init sysv_gregno.
10082 (function_arg_boundary): Align DFmode.
10083 (function_arg_advance): Restructure for ABI_V4; use sysv_gregno
10084 to get fp reg and stack overflow correct.
10085 (function_arg): Likewise.
10086 (function_arg_pass_by_reference): True for TFmode for ABI_V4.
10087 (setup_incoming_varargs): Restructure for ABI_V4; use
10088 function_arg_advance to skip final named argument.
10089 (expand_builtin_saveregs): Properly unskip the last integer arg
10090 when doing varargs. Adjust overflow location calculation.
10092 * ginclude/va-ppc.h (struct __va_list_tag): Make gpr and fpr
10093 explicitly unsigned.
10094 (__VA_FP_REGSAVE): Use new OFS argument instead of AP->fpr directly.
10095 (__VA_GP_REGSAVE): Similarly.
10096 (__va_longlong_p): Delete.
10097 (__va_arg_type_violation): New declaration.
10098 (va_arg): Restructure. Flag promotion errors. Align double.
10099 TFmode passed by reference.
10101 * rs6000.md (movdi_32+1): Use GEN_INT after arithmetic
10102 in the HOST_BITS_PER_WIDE_INT > 32 case.
10104 Tue Jul 20 12:37:30 1999 Hans-Peter Nilsson <hp@bitrange.com>
10106 * dwarf2out.c (output_abbrev_section): Terminate with a zero.
10108 Tue Jul 20 12:12:27 1999 Jason Merrill <jason@yorick.cygnus.com>
10110 * gcc.c (default_compilers, cpp-output): Pass -fpreprocessed.
10111 * toplev.c (documented_lang_options): Add -fpreprocessed.
10112 * cpplib.h (struct cpp_buffer): Add preprocessed.
10113 * cppinit.c (cpp_handle_option): Handle -fpreprocessed.
10114 (cpp_start_read): Don't expand macros or emit an initial #line
10115 directive if -fpreprocessed.
10117 Tue Jul 20 12:12:09 1999 Michael Tiemann <tiemann@holodeck.cygnus.com>
10119 * cpplib.h (struct cpp_buffer): Added manual_pop for
10120 better C++ tokenization.
10121 * cpplib.c (cpp_get_token): Return CPP_EOF if manual_pop.
10122 Also, support C++ tokenization for ->*, .*, <?, and >? operators.
10123 * c-common.c (cpp_token): Make non-static.
10125 Tue Jul 20 11:24:19 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10127 * c-common.h: New file.
10128 * c-common.c (permanent_obstack): Delete unused declaration.
10129 (c_global_trees): New array.
10130 (c_common_nodes_and_builtins): New function; split off common code
10131 from init_decl_processing in both c-decl.c and cp/decl.c.
10132 * c-tree.h: Delete lots of declarations of tree nodes; replaced by
10133 c_global_trees and accessor macros defined in c-common.h.
10134 Include c-common.h.
10135 * c-decl.c: Delete definitions for tree nodes that were replaced by
10137 (init_decl_processing): Build void_list_node.
10138 Call c_common_nodes_and_builtins; delete code to generate the common
10140 * objc/objc-act.c (build_module_descriptor): Rename variable
10141 void_list_node to avoid clash with c-common.h.
10143 * Makefile.in: Update dependencies.
10144 * objc/Make-lang.in: Likewise.
10146 Mon Jul 19 14:22:18 1999 Mark P. Mitchell <mark@codesourcery.com>
10148 * config/mips/iris6gld.h (MAKE_DECL_ONE_ONLY): Define.
10149 (UNIQUE_SECTION_P): Likewise.
10150 (UNIQUE_SECTION): Likewise.
10152 1999-07-19 Linas Vepstas <linas@linas.org>
10154 * config/i370/README: New file.
10155 * config/i370/linux.h: New file.
10156 * config/i370/mvs.h: New file.
10157 * config/i370/oe.h: New file.
10158 * config/i370/t-linux: New file.
10159 * config/i370/t-mvs: New file.
10160 * config/i370/t-oe: New file.
10161 * config/i370/x-oe: New file.
10162 * config/i370/xm-linux.h: New file.
10163 * config/i370/xm-mvs.h: New file.
10164 * config/i370/xm-oe.h: New file.
10166 * i370.c (label_node_t): Add first_ref_page, label_addr,
10167 label_first_ref, label_last_ref members.
10168 (mvs_need_base_reload): Renamed from mvs_label_emitted.
10169 (MAX_MVS_LABEL_SIZE): Define.
10170 (MAX_LONG_LABEL_SIZE): Define.
10171 (alias_node_t, alias_anchor, alias_number): New.
10172 (mvs_function_table): Reorder for EBCDIC.
10173 (ascebc, ebcasc): Unconditionally define.
10174 (i370_branch_dest, i370_branch_length): New functions.
10175 (i370_short_branch, i370_label_scan): New functions.
10176 (mvs_get_label): Renamed from mvs_add_label. Search for
10177 an existing label before creating a new one.
10178 (mvs_add_label): New function.
10179 (mvs_get_label_page): New function.
10180 (mvs_free_label_list): Renamed from mvs_free_label. Iterate
10181 over the entire list.
10182 (mvs_check_page) [TARGET_HLASM]: Use BASR not BALR.
10183 (mvs_check_page) [TARGET_ELF_ABI]: New function.
10184 (mvs_add_alias, mvs_need_alias): New functions.
10185 (mvs_get_alias, mvs_check_alias): New functions.
10186 (handle_pragma): New function.
10187 (mvs_function_check): New function.
10188 (unsigned_jump_follows_p): Search harder.
10189 (i370_function_prolog) [TARGET_HLASM]: Handle LE370. Scan labels.
10190 (i370_function_prolog) [TARGET_ELF_ABI]: New function.
10191 * i370.h (TARGET_VERSION): Delete.
10192 (CPP_SPEC, CPP_PREDEFINES): Delete.
10193 (mvs_label_emitted): Delete.
10194 (TARGET_EBCDIC): Delete.
10195 (MAP_CHARACTER): Define only if TARGET_EBCDIC.
10196 (HANDLE_PRAGMA): Define.
10197 (HARD_REGNO_NREGS): Handle complex modes.
10198 (HARD_REGNO_MODE_OK): Likewise.
10199 (CLASS_MAX_NREGS): Likewise.
10200 (RET_REG): Likewise.
10201 (EXTRA_CONSTRAINT): Define.
10202 (RETURN_IN_MEMORY): True for DImode.
10203 (TRAMPOLINE_TEMPLATE): Use gen_rtx instead of GEN_INT.
10204 (FUNCTION_PROFILER): Delete.
10205 (COUNT_REGS): Fail if REG_P but not REG_OK_FOR_BASE_P.
10206 (NOTICE_UPDATE_CC): Correct handling of MULT, DIV, logicals and shifts.
10207 (TARGET_ESC, TARGET_BELL): Conditionally define for TARGET_EBCDIC.
10208 (TARGET_BS, TARGET_TAB, TARGET_NEWLINE): Likewise.
10209 (TARGET_VT, TARGET_FF, TARGET_CR): Likewise.
10210 (ASM_FILE_START): Add "RMODE ANY".
10211 (ASM_OUTPUT_EXTERNAL): Check for aliases.
10212 (ASM_GLOBALIZE_LABEL): Likewise.
10213 (ASM_OUTPUT_LABELREF): Likewise.
10214 (ASM_OUTPUT_COMMON): Likewise.
10215 (PRINT_OPERAND): Handle 'K', 'W', default.
10216 (PRINT_OPERAND_ADDRESS): New.
10217 (Lots of defines): Add support for TARGET_ELF_ABI.
10218 * i370.md (attr length): New. Define for all patterns.
10219 (*): Lots of tweeks to assembly output and constraints.
10221 Mon Jul 19 15:09:29 1999 David Edelsohn <edelsohn@gnu.org>
10223 * rs6000.md (arithmetic, logical, and shift Rc combiner patterns):
10224 Disable patterns performing SImode comparisons with SImode values
10225 if TARGET_POWERPC64 and instruction does not sign-extend or does
10226 not mask to narrower than SImode, i.e. where bit 31 and bit 63 may
10227 differ for signed quantities.
10228 (indirect_jump): Add expander to choose RTL based on TARGET_64BIT.
10229 (tablejump): Patterns contingent on TARGET_64BIT not TARGET_POWERPC64.
10230 (decrement_and_branch_on_count): Add 64-bit variant.
10232 Mon Jul 19 09:36:27 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10234 * final.c (output_asm_insn): When searching for the matching string
10235 for a given dialect, don't run past the end of the list of
10236 alternatives if there are fewer alternatives in the template than
10239 1999-07-17 Alexandre Oliva <oliva@dcc.unicamp.br>
10241 * gcc.texi: Update e-mail addresses and URLs to gcc.gnu.org.
10242 Removed paragraph about compression of files and size limitation,
10243 duplicated in the FAQ. Use gcc-patches for posting patches.
10244 * gcc.c (main): Updated URL with bug reporting instructions to
10245 gcc.gnu.org. Removed e-mail address.
10246 * system.h (abort): Likewise.
10248 1999-07-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10250 * Makefile.in (stmp-multilib-sub): Make the files extracted
10251 from $(LIBGCC1) writable.
10253 Sat Jul 17 14:25:46 1999 Nick Clifton <nickc@cygnus.com>
10255 * config/arm/aout.h: Reformat for improved readability.
10257 * config/arm/arm.h: Reformat for improved readability.
10258 Replace uses of fprintf with asm_fprintf where appropriate.
10259 (ARM_DECLARE_FUNCTION_NAME): New macro: Perform any generic ARM
10260 function declaration assembler actions.
10261 (NUM_INTS): New macro: Convert from bytes to words.
10262 (NUM_REGS): New macro: Compute number of registers required to
10263 hold a quanitity of tyep MODE.
10264 (NUM_REGS2): New macro: Like NUM_REGS but also copes with BLKmode
10266 (NUM_ARG_REGS): New macro: The number of argument registers
10268 (ARG_REGISTER): New macro: Compute the register number of the Nth
10270 (LAST_ARG_REGNUM): New macro: The number of the last argument
10272 (SP_REGNUM): New macro: Register number of the stack pointer.
10273 (FP_REGNUM): New macro: Register number of the frame pointer.
10274 (FUNCTION_ARG, FUNCTION_ARG_PARTIAL_NREGS, INIT_CUMULATIVE_AGS,
10275 FUNCTION_ARG_ADVANCE, SETUP_INCOMING_VARARGS): Change
10276 CUMULATIVE_ARGS so that it counts registers not bytes.
10278 * config/arm/arm.c: Rename TARGET_THUMB_INTERWORK to
10280 Replace uses of fprintf with asm_fprintf where appropriate.
10281 (output_ascii_pseudo_op): Replace with version from thumb.c
10283 * config/arm/coff.h (ASM_FILE_START): Emit ASM_APP_OFF.
10285 * config/arm/elf.h (CPP_PREDEFINES): Replace with
10286 SUBTARGET_CPP_SPEC.
10287 (ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
10288 (ASM_FILE_START): Emit ASM_APP_OFF.
10290 Fri Jul 16 13:48:09 1999 Jeffrey A Law (law@cygnus.com)
10292 * pa.c (compute_frame_size): Round frame according to
10293 STACK_BOUNDARY rather than a hardwired value.
10295 * pa.h (POINTER_SIZE, PARM_BOUNDARY): Define in terms of BITS_PER_WORD.
10297 * configure.in (hppa*-*-hpux11*): Use symbolic MASK_PA_11 instead
10299 * configure: Rebuilt.
10301 * configure.in (hppa*-*-linux*): New configuration.
10302 * configure: Rebuilt.
10303 * pa.h (MAX_OFILE_ALIGNMENT): Delete.
10304 * pa/som.h (MAX_OFILE_ALIGNMENT): Define.
10305 * pa/pa-linux.h: New file.
10306 * pa/t-linux: New file.
10307 * pa/xm-linux.h: New file.
10309 * pa.c (hppa_legitimize_address): Change references from SImode to
10310 either Pmode or word_mode as appropriate.
10311 (emit_move_sequence, store_reg, load_reg): Likewise.
10312 (set_reg_plus_d, hppa_expand_prologue): Likewise.
10313 (output_mul_insn): Likewise.
10314 * pa.h (PROMOTE_MODE): Likewise.
10315 (INITIALZE_TRAMPOLINE): Likewise.
10316 (Pmode): Define to word_mode.
10318 * pa.c (compute_frame_size): Use UNITS_PER_WORD instead of hardwired
10319 value of 4. Allocate 8 bytes for each FP register save.
10320 (hppa_expand_epilogue): Use UNITS_PER_WORD instead of harwarewired
10322 (hppa_expand_prologue): Likewise.
10323 * pa.h (PROMOTE_MODE): Likewise.
10324 (HARD_REGNO_MODE_OK, FUNCTION_ARG_SIZE): Likewise.
10325 (FUNCTION_ARG_BOUNDARY): Likewise.
10327 * invoke.texi (HPPA Options): Remove -mspace/-mno-space.
10329 * pa.c (out_of_line_prologue_epilogue): Delete.
10330 (override_options): Remove -mspace related code.
10331 (hppa_expand_prologue, hppa_expand_epilogue): Likewise.
10332 (compute_frame_size): Only allocate space for register that
10333 actually need to be saved.
10334 * pa.h (MASK_SPACE, TARGET_SPACE): Delete.
10335 (TARGET_SWITCHES): Remove -mspace, -mno-space
10336 * pa/t-pa (LIB2FUNCS_EXTRA): Remove ee.asm and ee_fp.asm
10337 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise. Remove -mspace multilib.
10338 * pa/ee.asm, pa/ee_fp.asm: Delete.
10340 * pa/elf.h (ASM_OUTPUT_DOUBLE_INT): Define.
10342 * config/svr4.h (CONST_SECTION_ASM_OP): Do not emit assembler
10343 directive in column zero.
10345 Fri Jul 16 01:39:57 1999 Jeffrey A Law (law@cygnus.com)
10347 * m68k.c (output_function_prologue): Fix computation of save mask
10348 when generating PIC code.
10350 Thu Jul 15 15:40:09 1999 Jim Wilson <wilson@cygnus.com>
10352 * tree.c (build_type_attribute_variant): Move current_obstack restore
10353 after build_qualified_type call.
10355 1999-07-15 Mark Mitchell <mark@codesourcery.com>
10357 * configure.in: Use t-iris6, even with GNU LD.
10358 * config/mips/iris6gld.h: Fix typo in linker spec.
10359 * config/mips/t-iris6gld: Remove.
10361 Thu Jul 15 15:15:43 1999 David Edelsohn <edelsohn@gnu.org>
10363 * rs6000.md (insv, extzv): Remove SImode dependence in named
10364 patterns. Explicitly generate DImode RTL if PowerPC64 and
10366 (insvdi): Reverse start and size in instruction template.
10368 1999-07-12 Joseph S. Myers <jsm28@cam.ac.uk>
10370 * invoke.texi: Typo fixes.
10372 Wed Jul 14 23:28:06 1999 Jeffrey A Law (law@cygnus.com)
10374 * emit-rtl.c (gen_realpart): Issue an error for cases GCC can not
10375 handle at this time instead of silently generating incorrect code.
10376 (gen_imagpart): Likewise.
10378 * reload.c (find_reloads): Emit a USE for a pseudo register without
10379 a hard register if we could not create an optional reload for the
10382 Wed Jul 14 23:45:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10384 * c-typeck.c (output_init_element, process_init_element):
10385 When advancing constructor_unfilled_fields for a RECORD_TYPE,
10386 check for nameless bit fields.
10388 Wed Jul 14 01:57:39 1999 Richard Henderson <rth@cygnus.com>
10390 * regclass.c (scan_one_insn): Notice subregs that change the
10391 size of their operand.
10392 (record_reg_classes): Use that to obey CLASS_CANNOT_CHANGE_SIZE.
10394 Wed Jul 14 01:41:42 1999 Jeffrey A Law (law@cygnus.com)
10396 * configure.in (alpha*-*-*): Include alpha/t-ieee.
10397 * configure: Rebuilt.
10398 * alpha/t-ieee: New file.
10400 Tue Jul 13 10:45:58 1999 Jeffrey A Law (law@cygnus.com)
10402 * rs6000.c (find_addr_reg): Do not select r0 as an address
10405 Tue Jul 13 00:46:18 1999 Philippe De Muyter <phdm@macqel.be>
10407 * m68k/x-mot3300 (XCFLAGS): List of big files now includes `cse.o'.
10409 Mon Jul 12 14:29:15 1999 Jeffrey A Law (law@cygnus.com)
10411 * rs6000.md (movsf): Do not force easy FP constants into memory.
10413 * expr.c (expand_expr, case PLUS_EXPR): Pass constants through
10414 immed_double_const to ensure they are properly truncated then
10417 Mon Jul 12 10:40:01 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10419 * config/arm/thumb.c (thumb_reorg): Call replace_symbols_in_block
10420 always unless NO_DEBUG is used. Compile this code
10422 (replace_symbols_in_block): Compile it unconditionally.
10424 Sun Jul 11 12:32:32 1999 Jeffrey A Law (law@cygnus.com)
10426 * configure.in (i?86-*-elf*): New target.
10427 * configure: Rebuilt.
10428 * i386/i386elf.h, i386/t-i386elf: New files.
10430 Fri Jul 9 22:39:44 1999 Jason Merrill <jason@yorick.cygnus.com>
10432 * toplev.c (main): Don't complain about saying -gdwarf.
10433 (rest_of_compilation): Remove redundant code.
10435 Fri Jul 9 19:08:55 1999 Jim Wilson <wilson@cygnus.com>
10437 * unroll.c (unroll_loops): Don't delete named CODE_LABELs.
10439 Fri Jul 9 18:54:18 1999 Felix Lee <flee@cygnus.com>
10441 * config/i960/i960.c (ret_label): Change asm label from "LR:" to
10442 "Li960R:", to avoid name clash.
10444 Fri Jul 9 10:48:28 1999 Bernd Schmidt <bernds@cygnus.co.uk>
10446 * loop.c (check_dbra_loop): When reversing a loop, delete all
10447 REG_EQUAL notes referencing the reversed biv except those which are
10448 for a giv based on it.
10450 Fri Jul 9 03:51:52 1999 Jeffrey A Law (law@cygnus.com)
10452 * version.c: Drop "gcc-" prefix from version #.
10454 Thu Jul 8 18:06:30 1999 Jason Merrill <jason@yorick.cygnus.com>
10456 * dwarf2out.c (dwarf2out_line): Emit a line number comment after
10457 the label if we're being verbose.
10459 Thu Jul 8 14:18:46 1999 Richard Henderson <rth@cygnus.com>
10461 * m68k.c (output_function_prologue): Add pic register to mask
10462 if live and flag_pic.
10463 (output_function_epilogue): Likewise.
10465 Thu Jul 8 12:55:12 1999 Jeffrey A Law (law@cygnus.com)
10467 * dbxelf.h (ASM_OUTPUT_SOURCE_LINE): Do not put assembler
10468 directives in column zero.
10470 * pa/elf.h (ASM_FILE_START): Define.
10471 * pa/som.h (ASM_FILE_START): Include .level directives.
10472 * pa/hpux10.h (ASM_FILE_START): Delete.
10473 * pa/hpux11.h (ASM_FILE_START): Delete.
10475 * pa/elf.h (BSS_SECTION_ASM_OP): Use .section .bss.
10477 Thu Jul 8 18:03:19 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10479 * reload1.c (choose_reload_regs): Never call remove_adress_replacements
10480 when reload_out equals reload_in.
10482 Thu Jul 8 16:50:14 1999 Nick Clifton <nickc@cygnus.com>
10484 * invoke.texi (Spec Files): New node: Describe the contents of
10487 Thu Jul 8 10:28:25 1999 Craig Burley <craig@jcb-sc.com>
10489 * invoke.texi (DEC Alpha Options): Put @end table at
10490 beginning of line, to avoid confusing texi2html.
10492 Thu Jul 8 09:22:06 1999 Nick Clifton <nickc@cygnus.com>
10494 * config/arm/elf.h (ASM_OUTPUT_INTERNAL_LABEL): Fixed typo
10495 introduced in previous delta.
10497 Wed Jul 7 02:00:04 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10499 * reload1.c (gen_reload): When synthesizing a 3 operand add
10500 sequence, improve test for when to reload OP1 into the reload
10501 register instead of OP0.
10503 Wed Jul 7 01:38:03 1999 Jim Wilson <wilson@cygnus.com>
10505 * unroll.c (unroll_loop): Don't delete NOTE_INSN_DELETED_LABEL notes.
10507 1999-07-07 Manfred Hollstein <mhollstein@cygnus.com>
10509 * m88k/dguxbcs.h (CPP_SPEC): Add missing \ in multi-line
10512 Wed Jul 7 01:16:43 1999 Richard Henderson <rth@cygnus.com>
10514 * ginclude/varargs.h (__builtin_va_alist_t): New typedef.
10515 (va_dcl): Use __builtin_va_alist_t.
10517 Wed Jul 7 01:14:42 1999 Jason Merrill <jason@yorick.cygnus.com>
10519 * dwarf2out.c (gen_struct_or_union_type_die): Only remember types
10520 on the permanent_obstack.
10521 * dwarfout.c (output_type): Likewise.
10523 Tue Jul 6 15:25:32 1999 Gavin Romig-Koch <gavin@cygnus.com>
10525 * c-common.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10526 Merged from c-typeck.c and cp/typeck.c.
10527 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10528 Merged into c-common.
10530 Tue Jul 6 13:06:01 1999 Dave Brolley <brolley@cygnus.com>
10532 * c-lex.c (errorcount): Declare it.
10533 (finish_parse): Update errorcount when using CPPLIB.
10535 1999-07-06 Bruce Korb <ddsinc09@ix.netcom.com>
10537 * fixinc/inclhack.def(end_else_label): Double the backslash so
10538 sed gets a chance to see it.
10539 * fixinc/inclhack.sh: regen
10540 * fixinc/fixincl.x: regen
10542 Fri Jul 2 18:49:51 1999 Nick Clifton <nickc@cygnus.com>
10544 Add framework to support armv5 architecture when it becomes
10547 * config/arm/arm.c (FL_ARCH5): New processor capability flag.
10548 (arm_arch5): New variable.
10549 (all_architectures): Add armv5 line.
10550 * config/arm/arm.h (CPP_CPU_ARCH_SPEC): Define __ARM_ARCH_5__ if
10551 -march=armv5 is specified on the command line.
10552 (arm_arch5): Export this variable.
10553 * invoke.texi: Document new string accepted by -march= switch for
10556 * config/arm/arm.h: Replace use of constant 12 as a register
10557 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10558 * config/arm/arm.c: Replace use of constant 12 as a register
10559 number with IP_REGNUM. Similarly 14 and LR_REGNUM.
10561 * config/arm/elf.h: Tidy up.
10562 * config/arm/coff.h: Tidy up.
10564 Thu Jul 1 19:08:13 1999 Mark P. Mitchell <mark@codesourcery.com>
10566 * gcc/configure.in (mips-sgi-irix6*): Handle --with-gnu-ld.
10567 * gcc/config/mips/t-iris6gld: New file.
10568 * gcc/config/mips/iris6gld.h: Likewise.
10570 Fri Jul 2 13:23:39 1999 Gavin Romig-Koch <gavin@cygnus.com>
10572 * c-decl.c (widest_integer_literal_type_node,
10573 widest_unsigned_literal_type) : New.
10574 (init_decl_processing): Handle/use the two new types.
10575 * c-common.c (type_for_size,type_for_mode) : Same.
10576 * c-lex.c (yylex) : Same.
10577 * c-typeck.c (unsigned_type,signed_type,signed_or_unsigned_type) :
10579 * c-tree.h (widest_integer_literal_type_node,
10580 widest_unsigned_literal_type) : New.
10582 Fri Jul 2 03:05:44 1999 Jeffrey A Law (law@cygnus.com)
10584 * dwarfout.c (field_byte_offset): Correctly compute the object's
10585 byte offset for the first bit of a field which crosses an alignment
10586 boundary on a !BYTES_BIG_ENDIAN target.
10588 Fri Jul 2 01:36:36 1999 Robert Lipe <robertlipe@usa.net>
10590 * fixinc.svr4: Fix <arpa/inet.h> by deleting protos for htons and
10593 Fri Jul 2 00:46:47 1999 Richard Henderson <rth@cygnus.com>
10594 Jeff Law <law@cygnus.com>
10596 * ginclude/varargs.h (va_dcl): Use word_mode for type of
10599 * except.c: Include intl.h.
10600 (expand_eh_return): Set current_function_cannot_inline.
10601 (save_eh_status, restore_eh_status): Twiddle eh_return_stub_label.
10602 * function.h (struct function): Add eh_return_stub_label.
10603 * flow.c (delete_unreachable_blocks): Don't merge across EH edges.
10604 * Makefile.in (except.o): Depend on intl.h.
10606 Fri Jul 2 00:04:23 1999 David Edelsohn <edelsohn@gnu.org>
10608 * rs6000.md (movdf_hardfloat32): Handle PRE_INC and PRE_DEC the
10609 same as offsettable in cases 1 and 2.
10611 Thu Jul 1 20:54:10 1999 Richard Henderson <rth@cygnus.com>
10613 * alpha.md (extqh): Define as 64-((R&7)*8) instead of 56-(((R-1)&7)*8).
10614 (extlh, extwh): Likewise.
10616 Thu Jul 1 11:05:25 1999 Gavin Romig-Koch <gavin@cygnus.com>
10618 * c-lex.c (yylex): Improve 'integer constant out of range' messages.
10620 Wed Jun 30 16:51:41 1999 Nick Clifton <nickc@cygnus.com>
10622 * configure.in: Add arm-pe and thumb-pe targets.
10623 * configure: Regenerate.
10625 * thumb.c (arm_naked_function_p): New function: Determines if
10626 a function is naked (has no gcc generated prologue/epilogue).
10627 (is_called_in_ARM_mode): Return true if the func has the
10628 interfacearm attribute.
10629 (output_return): Do not generate a return for naked functions.
10630 (thumb_function_prologue): Do not generate a prologue for
10632 (thumb_expand_prologue): Do not generate a prologue for naked
10634 (thumb_expand_epilogue): Do not generate an epilogue for naked
10636 (arm_valid_machine_decl_attribute): New function, copied from
10637 arm.c: Permit naked and interfacearm attributes.
10639 * config/arm/pe.c: New file: Support code for arm-pe target.
10640 * config/arm/pe.h: New file: Header file for arm-pe target.
10641 * config/arm/tpe.h: New file: Header file for thumb-pe target.
10642 * config/arm/t-thumb-pe: New file: Makefile fragment for
10645 1999-07-01 Mark Kettenis <kettenis@gnu.org>
10647 * config/i386/gnu.h (CPP_SPEC): Define __PIC__ and __pic__ if
10648 -fPIC or -fpic is specified.
10650 Wed Jun 30 03:31:54 1999 Jeffrey A Law (law@cygnus.com)
10652 * expr.c (emit_block_move): Use copy_to_mode_reg for
10653 !TARGET_MEM_FUNCTIONS case too.
10655 * configure.in (hppa*-*-*): Add som.h or elf.h to tm_file as
10657 * configure: Rebuilt.
10658 (hppa1.1-*-pro*, hppa1.1-*-rtems*): Define target_cpu_default.
10659 * pa.h: Include dbxelf.h. Delete various dbx/stabs related
10660 definitions made redundant by dbxelf.h inclusion. Delete
10661 lots of definitions related to assembly output that are
10662 specific to the SOM object format.
10663 * pa.c (output_function_prologue): Do not emit the function's
10665 * pa-pro-end.h (STARTFILE_SPEC): Undefine before redefining.
10666 * pa-pro.h: Deleted.
10667 * som.h: New file with SOM specific definitions.
10668 * elf.h: New file with ELF specific definitions.
10670 * elfos.h (const_section): Output a tab before assembler directives.
10671 (ctors_section, dtors_section): Likewise.
10672 (ASM_OUTPUT_SECTION_NAME): Likewise.
10674 * pa/pa1.h: Delete unused file.
10676 Tue Jun 29 01:37:53 1999 Jeffrey A Law (law@cygnus.com)
10678 * configure.in (hppa*-hp-hpux11*): New configuration.
10679 * configure: Rebuilt.
10680 * pa/pa-hpux11.h: New file.
10681 * pa.h (CPP_SPEC): Conditionally add -D__STDC_EXT__ to the cpp
10684 * mips.md (leasi, leadi): New patterns.
10686 * expr.c (emit_block_move): Properly handle case where one of the
10687 block move arguments has a queued increment or decrement.
10688 (clear_storage): Similarly. Fix formatting goof.
10690 1999-06-28 "David O'Brien" <obrien@NUXI.com>
10692 * fixinc/inclhack.def(stdio_va_list): This patch Removes a
10693 semicolon from the BSD VA_LIST replacement expression.
10695 * fixinc/inclhack.sh: regen
10696 * fixinc/fixincl.x: regen
10698 * fixinc/mkfixinc.sh: Have `i[34567]86-*-freebsd*' machines
10699 now use the fixincl program.
10701 Mon Jun 28 05:28:12 1999 Jeffrey A Law (law@cygnus.com)
10703 * m68k.h (CONDITIONAL_REGISTER_USAGE): Define for !SUN_FPA
10704 case. Also make the PIC register call_used.
10706 * m68k.h (FINALIZE_PIC): Delete.
10707 * m68k.c (finalize_pic): Delete.
10709 Mon Jun 28 05:16:35 1999 Richard Henderson <rth@cygnus.com>
10711 * m68k.h (PREFERRED_RELOAD_CLASS): Don't force any FP const_doubles
10714 Mon Jun 28 04:07:27 1999 David Edelsohn <edelsohn@gnu.org>
10716 * expmed.c (expand_divmod): Ensure unsigned value fits in reg_note.
10718 Sun Jun 27 02:39:08 1999 Richard Henderson <rth@cygnus.com>
10720 * jump.c (jump_optimize_1): Validate the cmov copy to a temporary.
10722 Sat Jun 26 17:18:18 1999 David Edelsohn <edelsohn@gnu.org>
10724 * rs6000.c (print_operand, case 'L'): Use plus_constant_for_output.
10726 Fri Jun 25 11:33:24 1999 Richard Henderson <rth@cygnus.com>
10728 * alpha.c (override_options): Add -mcpu=ev45 as an alias for ev4.
10730 Fri Jun 25 13:41:25 1999 David Edelsohn <edelsohn@gnu.org>
10732 * rs6000.c (output_toc): Always use hex values for floating-point
10733 constants. Store single-precision values in upper-half of TOC
10734 entry in 64-bit mode.
10735 * rs6000.md (floatsidf2, floatunssidf2): Add !TARGET_POWERPC64
10736 to final constraints.
10737 (fix_truncdfsi2 splitter): Change pattern matching fctiwz.
10738 (fctiwz): Improve accuracy of RTL for pattern.
10740 Fri Jun 25 11:26:38 1999 Gavin Romig-Koch <gavin@cygnus.com>
10742 * expr.c (expand_expr): Allow RTL_EXPR's through the
10743 MAX_INTEGER_COMPUTATION_MODE checks.
10745 Fri Jun 25 06:06:37 1999 Richard Henderson <rth@cygnus.com>
10747 * alpha.h (MASK_SUPPORT_ARCH, MASK_CPU_EV5, MASK_CPU_EV6): Define
10748 such that MASK_SUPPORT_ARCH is not negative.
10750 Fri Jun 25 05:35:44 1999 Jeffrey A Law (law@cygnus.com)
10752 * loop.c (verify_dominator): Properly handle ADDR_VEC and
10753 ADDR_DIFF_VEC insns that appear inside loops.
10755 Thu Jun 24 22:54:05 1999 David Edelsohn <edelsohn@gnu.org>
10756 Jeff Law <law@cygnus.com>
10758 * rs6000.md (movdf_hardfloat32): Revert previous patch.
10759 Handle LO_SUM the same as offsettable in cases 1 and 2.
10760 * rs6000.c (find_addr_reg): Revert previous patch.
10762 Thu Jun 24 22:43:12 1999 Philippe De Muyter <phdm@macqel.be>
10764 * system.h (strstr): New external function declaration.
10765 * acconfig.h (NEED_DECLARATION_STRSTR): New define slot.
10766 * configure.in (GCC_NEED_DECLARATIONS): Check for strstr.
10767 * config.in, configure: Rebuilt.
10769 1999-06-24 Tom Tromey <tromey@cygnus.com>
10771 * gcc.c (main): Read user-specified specs files after computing
10772 additional startfile_prefixes.
10774 Thu Jun 24 15:00:47 1999 Mark Mitchell <mark@codesourcery.com>
10776 Revert these two patches:
10778 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10779 * loop.c (strength_reduce): When doing biv->giv conversion, update
10780 reg note of NEXT->insn.
10782 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10783 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
10785 (recombine_givs): Set ix field after sorting.
10787 Wed Jun 23 21:26:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10789 * rtlanal.c (reg_referenced_p): Use reg_overlap_mentioned_p
10790 for the parts of an UNSPEC / UNSPEC_VOLATILE.
10792 1999-06-23 Bruce Korb <ddsinc09@ix.netcom.com>
10794 *fixinc/inclhack.def: Add fix development commentary
10795 (read_ret_type): reactivate and add selection clause
10796 (zzz_*): tweak output file name to match what is used in hackshell.tpl
10797 *fixinc/{fixincl.x|inclhack.sh}: regen
10799 Wed Jun 23 00:48:21 1999 Jason Merrill <jason@yorick.cygnus.com>
10801 * expr.c (expand_expr): STRIP_NOPS before checking against
10802 MAX_INTEGER_COMPUTATION_MODE
10803 (check_max_integer_computation_mode): Likewise.
10805 Tue Jun 22 20:23:43 1999 Jim Wilson <wilson@cygnus.com>
10807 * md.texi (smul@var{m}3_highpart): Add missing 's' prefix.
10809 1999-06-22 Jim Wilson <wilson@cygnus.com>
10811 * expr.c (store_expr): When target is a promoted subreg, return a
10812 promoted subreg as a result.
10814 Tue Jun 22 17:14:58 1999 Michael Meissner <meissner@cygnus.com>
10816 * dwarf2out.c (dwarf2out_frame_debug_expr): Reformat to match GNU
10818 (dwarf2out_define): Mark unused parameters appropriately.
10819 (gen_unspecified_parameters_die): Ditto.
10820 (gen_subprogram_die): Fix signed/unsigned warnings.
10821 (gen_variable_die): Ditto.
10823 1999-06-22 Bruce Korb <ddsinc09@ix.netcom.com>
10825 * fixinc/inclhack.def(end_else_label): combined else_label
10826 and endif_label and fixed the sed expression.
10827 *fixinc/{fixincl.x|inclhack.sh}: regen
10829 Tue Jun 22 01:58:18 1999 Jeffrey A Law (law@cygnus.com)
10831 * rs6000.md (movdf_hardfloat32): Use %X instead of always emitting
10832 'x' when handling non-offsettable addresses
10834 Tue Jun 22 00:20:05 1999 Richard Earnshaw (rearnsha@arm.com)
10836 * final.c (shorten_branches): Don't try to split an insn that has
10839 Mon Jun 21 12:47:39 1999 Mark Mitchell <mark@codesourcery.com>
10841 * config/mips/mips.c (symbolic_expression_p): New function.
10842 (mips_select_rtx_section): Put symbolic expressions in the
10843 data section, not the read-only data section.
10845 Mon Jun 21 22:13:06 1999 Jeffrey A Law (law@cygnus.com)
10847 * rs6000.md (find_addr_reg): Handle LO_SUM addresses.
10849 Mon Jun 21 20:10:42 1999 Richard Henderson <rth@cygnus.com>
10851 * collect2.c (main): Log frame table count.
10852 (GCC_OK_SYMBOL) [ECOFF]: Accept stGlobal.
10853 (scan_prog_file) [COFF]: Handle frame tables.
10855 * alpha/alpha.h (UNALIGNED_SHORT_ASM_OP): Define.
10856 (UNALIGNED_INT_ASM_OP, UNALIGNED_DOUBLE_INT_ASM_OP): Define.
10857 * alpha/elf.h: Undef them again.
10858 * alpha/vms.h: Remove their definitions.
10860 Tue Jun 22 03:17:53 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
10862 * sh.c (machine_dependent_reorg): When fixing up fp pcloads,
10863 remove the clobber of r0 and change the REG_UNUSED note to
10866 1999-06-21 Jakub Jelinek <jj@ultra.linux.cz>
10868 * real.c (ereal_from_double): Fix for 64-bit big endian hosts.
10869 * emit-rtl.c (gen_lowpart_common): Add case for hosts where double
10870 fits in HOST_WIDE_INT and one uses union to access a long constant
10873 Mon Jun 21 17:18:25 1999 Richard Henderson <rth@cygnus.com>
10875 * sparc.c (sparc_override_options): Don't allow profiling for
10876 code models other than medlow.
10877 (sparc_function_profiler): New function from old FUNCTION_PROFILER
10878 macro. Use ASM_GENERATE_INTERNAL_LABEL and MCOUNT_FUNCTION.
10879 (sparc_function_block_profiler): Likewise. Use user_label_prefix.
10880 (sparc_block_profiler): Likewise.
10881 (sparc_function_block_profiler_exit): Likewise.
10882 * sparc.h (FUNCTION_PROFILER): Call new sparc.c function.
10883 (FUNCTION_BLOCK_PROFILER): Likewise.
10884 (BLOCK_PROFILER): Likewise.
10885 (FUNCTION_BLOCK_PROFILER_EXIT): Likewise.
10886 (MCOUNT_FUNCTION): New.
10887 * sparc/pbd.h (FUNCTION_PROFILER): Delete.
10888 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Delete.
10889 * sparc/sun4o3.h (FUNCTION_PROFILER): Delete.
10890 (MCOUNT_FUNCTION): New.
10891 * sparc/sysv4.h (FUNCTION_BLOCK_PROFILER): Delete.
10892 (BLOCK_PROFILER): Delete.
10893 (MCOUNT_FUNCTION): New.
10895 Mon Jun 21 14:11:29 1999 David Edelsohn <edelsohn@gnu.org>
10897 * rs6000.md (movdf_hardfloat32): Fix typo in case 2.
10899 Mon Jun 21 12:27:17 1999 Vladimir Makarov <vmakarov@tofu.to.cygnus.com>
10901 * config/mips/elf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10904 * config/m68k/m68kelf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10907 * config/sh/sh.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10910 * config/arm/telf.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_ALIGNED_BSS):
10913 Mon Jun 21 14:58:42 1999 Nick Clifton <nickc@cygnus.com>
10915 * config/arm/arm.h: Add cpp support for ARM920 and ARM920T cpu
10918 Mon Jun 21 06:22:21 1999 Mark Elbrecht <snowball3@bigfoot.com>
10920 * i386/djgpp.h (LIB_SPEC): New.
10921 (STARTFILE_SPEC): New.
10923 * i386/xm-djgpp.h (NO_SYS_SIGLIST): Deleted. Now obsolete.
10925 Mon Jun 21 06:19:33 1999 Philippe De Muyter <phdm@macqel.be>
10927 * fixinc/Makefile.in (gnu-regex.o): Do not define STDC_HEADERS in
10930 * system.h (WSTOPSIG): New macro.
10932 Mon Jun 21 05:33:15 1999 Mumit Khan <khan@xraylith.wisc.edu>
10934 * c-pragma.c (push_alignment): Don't ignore alignments greater than
10936 (insert_pack_attributes): Take into account member natural
10939 * i386/winnt.c (exports_head): New static variable.
10940 (i386_pe_record_exported_symbol): New function.
10941 (i386_pe_asm_file_end): Use.
10942 * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
10943 symbols to be emitted at end of assembly.
10944 (ASM_DECLARE_OBJECT_NAME): Likewise.
10945 (ASM_DECLARE_FUNCTION_NAME): Likewise.
10947 * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
10950 Mon Jun 21 04:44:31 1999 Jeffrey A Law (law@cygnus.com)
10952 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Fix paren error introduced
10955 Sun Jun 20 17:27:20 1999 Richard Henderson <rth@cygnus.com>
10957 * haifa-sched.c (sched_analyze_1): Use free_list instead of
10958 zapping reg_last_uses directly.
10959 (sched_analyze_2, sched_analyze_insn): Likewise.
10960 (sched_analyze): Likewise. Don't clear reg_last_uses on calls.
10962 Sun Jun 20 16:57:29 1999 David Edelsohn <edelsohn@gnu.org>
10964 * rs6000.md (movdf_hardfloat32): Use worst case insn length
10965 attributes for cases 1 and 2.
10967 Sat Jun 19 22:52:55 1999 Richard Henderson <rth@cygnus.com>
10969 * haifa-sched.c (sched_analyze): Mark call-user regs as clobbered
10972 Sat Jun 19 05:40:07 1999 Philip Blundell <pb@nexus.co.uk>
10974 * arm.c (arm_reload_in_hi): Invert sense of test on BYTES_BIG_ENDIAN.
10976 Sat Jun 19 05:25:05 1999 Richard Earnshaw (rearnsha@arm.com)
10978 * arm.h (CONDITIONAL_REGISTER_USAGE): If flag_pic, never use
10979 PIC_OFFSET_TABLE_REGNUM for general alloaction.
10980 (INITIAL_ELIMINATION_OFFSET): Count the fact that the PIC register
10981 must be stacked if it is used for PIC accesses.
10982 * arm.c (use_return_insn): Handle PIC register specially.
10983 (output_return_instruction): Likewise.
10984 (output_func_{prologue,epilogue}): Likewise.
10985 (output_expand_prologue): Likewise.
10987 * arm.md (*adddf_esfdf_df): Renamed from *adddf_df_esfdf.
10988 (*strsi_predec): Renamed from *strqi_predec.
10989 (*loadsi_shiftpreinc): Renamed from *loadqi_shiftpreinc.
10990 (*loadsi_shiftpredec): Renamed from *loadqi_shiftpredec.
10992 * arm.c (arm_override_options): Remove warning about PIC code
10993 not being supported.
10995 Fri Jun 18 23:47:06 1999 David Edelsohn <edelsohn@gnu.org>
10997 * rs6000.c (find_addr_reg): New function.
10998 * rs6000.h (find_addr_reg): Declare.
10999 (offsettable_addr_operand): Delete.
11000 * rs6000.md (movdf_hardfloat32): Handle non-offsettable loads
11001 from and stores to GPRs.
11003 Fri Jun 18 15:44:18 1999 Richard Henderson <rth@cygnus.com>
11005 * alpha.c (alpha_expand_block_move): Use get_insns rather than
11006 gen_sequence as argument to emit_no_conflict_block.
11008 Fri Jun 18 07:02 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11010 * fixinc/mkfixinc.sh: enable the fixincl program for DG/UX
11011 * fixinc/inclhack.def(dgux_int_varargs): script must end with \n
11012 *fixinc/fixincl.x: regen
11013 *fixinc/inclhack.sh: regen
11015 Thu Jun 17 15:06:10 PDT 1999 Don Lindsay <dlindsay@cygnus.com>
11017 * added support for -mpcrel (PC relative addressing for m68k)
11018 based on code done by Michael Tiemann <tiemann@axon.cygnus.com>.
11019 * invoke.texi (m68000 options): Add documentation for -mpcrel flag.
11020 * m68k.c (print_operand_address): Handle 32-bit PIC case.
11021 (comments for general_src_operand): Add some explanation
11022 about EXTRA_CONSTRAINTS.
11023 (OVERRIDE_OPTIONS): Enable -fPIC in combination with -mpcrel.
11024 * m68kelf.h (OVERRIDE_OPTIONS): Ditto.
11025 (LEGITIMATE_PIC_OPERAND_P): Fix typo.
11026 (LEGITIMATE_PIC_OPERAND_P): Re-derive from m68k.h case.
11027 * m68k.h (LEGITIMATE_PIC_OPERAND_P): Fix delete-o.
11028 (INDIRECTABLE_1_ADDRESS): Delete spurious '/' at end of macro.
11029 (OVERRIDE_OPTIONS): Change behavior so that -mpcrel implies -fpic
11030 if not already set.
11031 (OVERRIDE_OPTIONS): Merge in changes from m68k.h.
11032 * m68k.h (TARGET_PCREL): New target flag.
11033 (TARGET_SWITCHES): Add "pcrel" as a recognized switch.
11034 (OVERRIDE_OPTIONS): Add checks for -mpcrel.
11035 (LEGITIMATE_PIC_OPERAND_P): Don't normally accept anything that
11036 contains a SYMBOL_REF. Relax this constraint during reload, since
11037 we want to use the predicates, not reload's built-in concept of a
11038 valid memory address, to control what insns need reloading.
11039 (EXTRA_CONSTRAINT): Define constraints to accept pc-relative
11040 operands (essentially 'g', 'm', and 's' under normal circumstances).
11041 * m68k.c (print_operand): Cause printing of pc-relative addresses
11042 to include pc register.
11043 (print_operand_address): Ditto.
11044 (general_src_operand): Accept operands that are not only
11045 general_operands, but are also valid when used as a pc-relative
11047 (nonimmediate_src_operand): Similar, for nonimmediate_operands.
11048 (memory_src_operand): Similar, for memory_operands.
11049 (pcrel_address): New predicate to accept the special case of a
11050 pc-relative address.
11051 * m68k.md (many patterns): Rewrite common SImode, HImode, and
11052 QImode insns to accept *_src_operand instead of *_operand where
11053 pc-relative operands can fit. For example, a pc-relative operand
11054 can be used as a memory source operand for addsi3, but not as a
11055 memory destination.
11056 * hp320.h linux.h m68kv4.h (LEGITIMATE_PIC_OPERAND_P) as in m68k.h.
11058 Fri Jun 18 09:11:07 1999 Nick Clifton <nickc@cygnus.com>
11060 * config/arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS): New Marco: USe
11061 .thumb_set pseudo op to mark aliases of thumb functions.
11063 Wed Jun 16 18:19:13 1999 Nick Clifton <nickc@cygnus.com>
11065 * varasm.c (assemble_alias): Use ASM_OUTPUT_DEF_FROM_DECLS in
11066 preference to ASM_OUTPUT_DEF, if it is defined.
11068 * tm.texi: Document new, optional target macro
11069 ASM_OUTPUT_DEF_FROM_DECLS.
11071 Thu Jun 17 15:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11073 * fixincludes: ISCNTL patch
11074 * fixinc/inclhack.def (ioctl_fix_ctrl): Fix the definition of [_]*ISCTRL().
11075 (dgux_int_varargs): new for DG/UX
11076 * fixinc/{fixincl.x,inclhack.sh}: Regenerated.
11078 Thu Jun 17 21:34:24 1999 Jeff Law <law@cygnus.com>
11080 * invoke.texi (ia32 options): Fix typo.
11082 Thu Jun 17 21:34:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11084 * loop.c (strength_reduce): When doing biv->giv conversion, update
11085 reg note of NEXT->insn.
11087 Thu Jun 17 14:25:08 1999 Jeffrey A Law (law@cygnus.com)
11089 * loop.c (move_movables): Note issues with replacing REGs with
11091 * mips.h (GO_IF_LEGITIMATE_ADDRESS): Handle SUBREGs properly.
11093 Thu Jun 17 13:28:30 1999 David O'Brien <obrien@FreeBSD.org>
11095 * i386/freebsd-elf.h (LINK_SPEC): Fix typo.
11097 * i386/freebsd-elf.h (FUNCTION_PROFILER): labels are not needed and
11098 the reference to `mcount' was not correct for the ELF on FreeBSD.
11100 Thu Jun 17 17:22:07 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11102 * loop.c (strength_reduce): When doing biv->giv conversion, fix up
11105 (recombine_givs): Set ix field after sorting.
11107 Thu Jun 17 02:54:30 1999 Jeffrey A Law (law@cygnus.com)
11109 * emit-rtl.c (operand_subword): Tighten checks for when it is safe
11110 to safe to extract a subword out of a REG.
11112 Thu Jun 17 01:45:24 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11114 * sh.md (mulsi3): Don't add a no-op move at the end.
11116 Wed Jun 16 20:29:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11118 * cse.c (cse_insn): Don't put hard register source into tables for
11119 the last insn of a libcall.
11121 Wed Jun 16 19:44:33 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11123 * loop.c (strength_reduce): Insert sets of derived givs at every
11124 biv increment, even if it's the only one.
11126 Wed Jun 16 10:33:02 1999 Jason Merrill <jason@yorick.cygnus.com>
11128 * dwarfout.c (add_incomplete_type): New fn.
11129 (output_type): Call it.
11130 (retry_incomplete_types): New fn.
11131 (dwarfout_finish): Call it.
11133 From Eric Raskin <ehr@listworks.com>:
11134 (output_type): Output types for bases.
11136 Tue Jun 15 12:51:23 1999 Alexandre Oliva <oliva@dcc.unicamp.br>
11138 * mips.c (mips_output_conditional_branch): Add `break'
11139 between `default' label and `close braces'.
11141 Tue Jun 15 01:55:20 1999 David O'Brien <obrien@FreeBSD.org>
11143 * i386/freebsd-elf.h (LINK_SPEC): clean up the linking library
11144 specifications and make it realistic.
11145 (LIB_SPEC): Likewise.
11147 Mon Jun 14 15:38:43 1999 Jim Wilson <wilson@cygnus.com>
11149 * config/mips/mips.c (mips_secondary_reload_class): Check for
11150 (PLUS (SP) (REG)) and return appropriate register class.
11151 * config/mips/mips.md (reload_insi): Delete predicate for operand 1.
11152 Handle (PLUS (SP) (REG)).
11153 (tablejump): In mips16 code, use emit_insn instead of emit_jump_insn.
11154 (tablejump_mips161, tablejump_mips162): Use emit_jump_insn instead
11155 of emit_insn for tablejump.
11157 Mon Jun 14 17:26:40 1999 David Edelsohn <edelsohn@gnu.org>
11159 * rs6000.c (output_prolog): RS6000_CALL_GLUE must be
11160 asm_fprintf format string by itself.
11161 (output_function_profiler): Likewise.
11163 Mon Jun 14 12:57:38 1999 David Mosberger <davidm@hpl.hp.com>
11165 * combine.c (simplify_logical, case AND): Only call
11166 simplify_and_const_int if the mode is no wider than HOST_WIDE_INT
11167 or the constant is positive.
11169 Mon Jun 14 11:43:41 1999 Nick Clifton <nickc@cygnus.com>
11171 * configure.in: Fix typo in rs6000-ibm-aix4 case.
11172 * configure: Regenerate.
11174 Mon Jun 14 03:55:40 1999 Jeffrey A Law (law@cygnus.com)
11176 * configure.in (rs6000-ibm-aix4.3*, powerpc-ibm-aix4.3*): Do not
11177 require a sub-version #.
11178 * configure: Rebuilt.
11180 1999-06-14 Robert Lipe (robertlipe@usa.net)
11182 * svr4.h (DWARF2_DEBUGGING_INFO): Check for redefinition.
11184 Mon Jun 14 10:30:52 BST 1999 Nathan Sidwell <nathan@acm.org>
11186 * c-typeck.c (process_init_element): Detect excess elements in
11187 char array initializer.
11189 1999-06-14 Andreas Jaeger <aj@arthur.rhein-neckar.de>
11191 * gcc.texi: Mention gcc 2.96 instead of egcs 1.00.
11193 Sat Jun 12 22:29:48 EDT 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11195 * invoke.texi (Option Summary): Add -fpermissive flag.
11197 Sat Jun 12 03:40:42 1999 Jeffrey A Law (law@cygnus.com)
11199 * sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Do nothing with operands
11200 that require PIC code sequences.
11202 Wed Jun 9 16:29:01 1999 Nick Clifton <nickc@cygnus.com>
11204 * configure.in: Add new target: thumb-elf.
11205 * configure: Regenerate.
11206 * config/arm/t-thumb-elf: New file: Makefile fragment for
11208 * config/arm/telf.h: New file: Header file for thumb-elf
11211 Fri Jun 11 03:17:51 1999 Jeffrey A Law (law@cygnus.com)
11213 * Makefile.in (libgcc2): Pass MAYBE_USE_COLLECT2 as an argument.
11214 * libgcc2.c (__CTOR_LIST, __DTOR_LIST); Do not provide
11215 initializers is some circumstances.
11217 * fixinc/inclhack.def (endif_label): Add additional selector for
11218 more bogus stuff after #endif statements.
11219 * fixinc/inclhack.sh, fixinc/fixincl.x: Rebuilt.
11221 Thu Jun 10 20:44:36 1999 Mumit Khan <khan@xraylith.wisc.edu>
11223 * i386/cygwin.h (SET_ASM_OP): Define.
11225 Thu Jun 10 20:37:57 1999 Mumit Khan <khan@xraylith.wisc.edu>
11227 * reg-stack.c (stack_reg_life_analysis): Find all the RETURN insns.
11229 Thu Jun 10 19:23:00 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11231 * sh.h (TARGET_HARWARD, TARGET_HARVARD): Changed the former to the
11234 * sh.md (ic_invalidate_line_i): Remove second alternative.
11236 Thu Jun 10 06:55 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11238 *fixinc/inclhack.def(sun_auth_proto): We do not know how to
11239 test for the presence of valid prototypes. Delete bypass expr.
11240 (ioctl_fix_ctrl): Correct the selection expression.
11241 (no_double_slash): Correct quoting rules
11242 *fixinc/fixincl.x: regen
11243 *fixinc/inclhack.sh: regen
11245 Thu Jun 10 15:08:15 1999 Nick Clifton <nickc@cygnus.com>
11247 * config/arm/arm.c (struct all_cores): Add ARM920 and ARM920t.
11249 Wed Jun 9 15:57:57 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11251 * rs6000.md (movsi_got_internal_mem): Delete.
11252 * rs6000.h (CONDITIONAL_REGISTER_USAGE): Mark PIC_OFFSET_TABLE_REGNUM.
11253 (GOT_TOC_REGNUM): Delete.
11254 (PIC_OFFSET_TABLE_REGNUM): Define.
11255 (FINALIZE_PIC): Disable.
11256 * rs6000.c (rs6000_got_register): New code for fixed pic register.
11257 (rs6000_replace_regno): Delete.
11258 (rs6000_finalize_pic): Likewise.
11259 (output_prolog): Handle PIC_OFFSET_TABLE_REGNUM.
11261 Wed Jun 9 19:44:26 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11263 * loop.c (loop_insn_first_p): Don't compare LUIDs when P
11264 is a note; use <= for the compare; advance P while it is
11267 Wed Jun 9 13:12:24 1999 Jeffrey A Law (law@cygnus.com)
11269 * fixinc/inclhack.def (no_double_slash): Fix quoting for test.
11270 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh; Rebuilt.
11272 * varasm.c (remove_from_pending_weak_list): Verify t->name
11273 is non-NULL before passing it to strcmp.
11275 Wed Jun 9 06:50 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11277 *fixinc/inclhack.def(sun_auth_proto): bypass the patch if
11278 the typed arguments are not part of a comment
11279 (ioctl_fix_ctrl): Added a purpose comment
11280 *fixinc/fixincl.x: regenerate
11281 *fixinc/inclhack.sh: regenerate
11283 Wed Jun 9 22:57:02 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11285 * invoke.texi: Add C4x invocation docs.
11287 Wed Jun 9 22:34:38 1999 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
11289 * config/c4x/c4x.h (TARGET_EXPOSE_LDP, LEGITIMIZE_RELOAD_ADDRESS):
11291 * config/c4x/c4x.c (c4x_emit_move_sequence, src_operand): Use
11293 (c4x_legitimize_reload_address): New function.
11294 * config/c4x/c4x.md: Update docs.
11296 Wed Jun 9 04:14:48 1999 Jeffrey A Law (law@cygnus.com)
11298 * fixincludes: Avoid removing '.'.
11299 * fixinc/fixinc.svr4: Likewise.
11300 * fixinc/fixinc.winnt: Likewise.
11301 * fixinc/inclhack.tpl: Likewise.
11302 * fixinc/fixincl.sh, fixinc/inclhack.sh: Rebuilt.
11304 1999-06-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11306 * fixinc/inclhack.def (sun_catmacro): Escape parens in the select
11308 * fixinc/fixincl.x, fixinc/inclhack.sh: Rebuilt.
11310 Wed Jun 9 03:10:34 1999 Mumit Khan <khan@xraylith.wisc.edu>
11312 * c-pragma.c (handle_pragma_token): Handle `#pragma pack()'
11315 Tue Jun 8 13:06:15 1999 Jim Wilson <wilson@cygnus.com>
11317 * configure.in (rs6000-ibm-aix4.[12]*): Change rx6000 to rs6000.
11318 * configure: Regenerate.
11320 Tue Jun 8 05:47:48 1999 Richard Earnshaw (rearnsha@arm.com)
11322 * optabs.c (expand_cmplxdiv_wide): Use expand_abs to get the absolute
11325 Mon Jun 7 22:30:37 1999 Jeffrey A Law (law@cygnus.com)
11327 * fixinc/inclhack.def (avoid_bool): Also catch
11328 "typedef [unsigned] int bool".
11329 * fixinc/inclhack.sh, fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11331 * m68k/x-hp3bsd44: Delete obsolete and incorrect file.
11332 * configure.in (m68k-hp-bsd4.4): No longer use x-hp3bsd44.
11333 * configure: Rebuilt.
11335 Mon Jun 7 22:05:03 1999 Mark Kettenis <kettenis@gnu.org>
11337 * config/i386/gnu.h: Include <gnu.h> right after <i386/linux.h>,
11338 such that we can override its definitions if necessary.
11339 (CPP_SPEC): New define. Support processor specific predefines via
11341 (CC1_SPEC): New define. Support processor specific compiler
11342 options via %(cc1_cpu).
11343 (STARTFILE_SPEC): New define. Use crt0.o instead of crt1.o for
11346 1999-06-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11348 * fixinc/inclhack.def (math_gcc_ifndefs): Insert whitespace
11349 between sed's -e flag, and the open-quote following it.
11350 * fixinc/fixincl.x, fixinc/fixincl.sh: Rebuilt.
11352 Mon Jun 7 20:34:20 1999 Robert Lipe <robertlipe@usa.net>
11353 Jeffrey A Law (law@cygnus.com)
11355 * varasm.c (assemble_start_function): Remove the function
11356 from the pending weak decls list when we define a function.
11357 (assemble_variable): Similarly for variables.
11358 (weak_finish): Ignore items on the list with a NULL name.
11359 (remove_from_ending_weak_list); New function to "remove" an item
11360 from the pending weak declarations list.
11362 Mon Jun 7 19:27:07 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11364 * pa.md (fmpyfadd, fmpynfadd, fnegabs): New patterns.
11366 Mon Jun 7 14:07:39 1999 Dave Brolley <brolley@cygnus.com>
11368 * c-lex.c (GETC): Redefine to call getch.
11369 (UNGETC): Redefine to call put_back.
11370 (putback_buffer): New structure type.
11371 (putback): New static structure.
11372 (getch): New function.
11373 (put_back): New function.
11374 (yylex): Replace unused bytes from bad multibyte character.
11376 Mon Jun 7 13:33:39 1999 Dave Brolley <brolley@cygnus.com>
11378 * cpplib.c (do_define): Cast `alloca' return value.
11379 (do_include, do_undef, do_pragma): Likewise.
11380 * cpphash.c (dump_definition): Cast `xstrdup' and `alloca' return
11382 * cppfiles.c (initialize_input_buffer): Cast `xmalloc' return values.
11383 * gcc/cppspec.c (lang_specific_driver): Cast xmalloc return value.
11385 Sun Jun 6 11:58:34 1999 Jakub Jelinek <jj@ultra.linux.cz>
11387 * sparc.md (abstf2): This should be an expand.
11388 (split after abstf2_notv9): Fix mode.
11389 (abstf2_hq_v9): New pattern.
11390 (abstf2_v9): Only use when no hard quad.
11391 (absdf2_v9): Fix if target is not the same as source.
11392 (ashrsi3_extend, ashrsi3_extend2, lshrsi3_extend, lshrsi3_extend2):
11393 Add correct output constraints.
11395 Sat Jun 5 17:04:16 1999 Craig Burley <craig@jcb-sc.com>
11397 From Dave Love to egcs-patches on 20 May 1999 17:38:38 +0100:
11398 * invoke.texi: Clarify text vis-a-vis Intel CPUs.
11400 Sat Jun 5 12:11:24 1999 Mark Mitchell <mark@codesourcery.com>
11402 * mips.h (mips_output_conditional_branch): New function.
11403 (mips_adjust_insn_length): Likewise.
11404 (ASSEMBLER_SCRATCH_REGNUM): New macro.
11405 (ADJUST_INSN_LENGTH): Likewise.
11406 * mips.c (print_operand): Add `F' and `W' for floating-point
11407 comparison opcodes.
11408 (machine_dependent_reorg): Adjust MIPS16 code; instruction-lengths
11410 (mips_adjust_insn_length): New function.
11411 (mips_output_conditional_branch): New function.
11412 * mips.md (length): Adjust attribute definition to handle
11413 conditional branches. Change lengths to bytes, rather than
11414 instructions throughout. Remove length attribute from
11415 instructions whose length is four bytes, and rely on the default
11417 (dslot): Fix typo in comment.
11418 Reword conditional branch patterns to use
11419 mips_output_conditional_branch.
11421 Fri Jun 4 13:30:27 1999 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11423 * alpha/osf.h (CPP_SUBTARGET_SPEC): Handle -threads.
11424 (LIB_SPEC): Likewise.
11425 Link with -lprof1_r for -g/-pg.
11427 1999-06-04 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11429 * loop.c (check_dbra_loop): Fix change of Jan 19.
11431 Fri Jun 4 00:12:40 1999 Marc Espie <espie@cvs.openbsd.org>
11433 * freebsd-elf.h (SWITCH_TAKES_ARG): Redefine, not define.
11434 (STARTFILE_SPEC): Define, override the svr4.h version.
11435 (ENDFILE_SPEC): Likewise.
11437 Thu Jun 3 23:58:55 1999 Jeffrey A Law (law@cygnus.com)
11439 * fixinc/inclhack.def (limits_ifndefs): Also apply to sys/limits.h
11440 * fixinc/fixincl.x: Regenerated.
11441 * fixinc/inclhack.sh: Regenerated.
11443 Fri Jun 4 05:42:23 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11445 * sh.c (barrier_align): Don't return early for normal branch/barrier
11446 when optimizing for SH2.
11448 Thu Jun 3 22:27:50 1999 Robert Lipe <robertlipe@usa.net>
11450 * i386/udk.h (LINK_SPEC): Correct linker search path for
11453 Fri Jun 4 03:20:40 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11455 * sh.c (fixup_addr_diff_vecs): Emit braf reference label.
11456 (braf_label_ref_operand): Delete.
11457 * sh.h (PREDICATE_CODES): Remove braf_label_ref_operand.
11458 * sh.md (casesi_jump_2): Operand1 is now the inside of a
11459 label_ref, and has no predicate.
11460 The patten has a predicate to guard against invalid substitutions.
11461 (dummy_jump): Delete.
11462 (casesi): Update use of casesi_jump_2.
11464 Thu Jun 3 07:48 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11466 *fixinc/inclhack.def(Io_Def_Quotes): corrected sed expression
11467 *fixinc/fixincl.x: regenerate
11468 *fixinc/inclhack.sh: regenerate
11470 Thu Jun 3 02:15:07 1999 Jason Merrill <jason@yorick.cygnus.com>
11472 * dwarf2out.c (add_incomplete_type): New fn.
11473 (gen_struct_or_union_type_die): Call it.
11474 (retry_incomplete_types): New fn.
11475 (dwarf2out_finish): Call it.
11477 Thu Jun 3 01:19:03 1999 Jeffrey A Law (law@cygnus.com)
11479 * gcse.c (insert_insn_end_bb): Correct placement of insns when the
11480 current block starts with a CODE_LABEL and ends with a CALL and
11481 we can not find all the argument setup instructions for the CALL.
11483 Wed Jun 2 15:44:15 1999 Mark Mitchell <mark@codesourcery.com>
11485 Revert this change:
11486 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11487 something is a candidate for optimize_bit_field_compare.
11489 Wed Jun 2 21:53:05 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11491 * sh.h (CONST_OK_FOR_I, CONST_OK_FOR_L): Cast VALUE to HOST_WIDE_INT.
11493 Wed Jun 2 12:25:55 1999 Richard Henderson <rth@cygnus.com>
11495 * alpha.c (override_options): Thinko in last patch.
11497 * alpha/osf.h (CPP_SUBTARGET_SPEC): Define.
11498 (LIB_SPEC): Recognize -pthread.
11500 Wed Jun 2 08:42:55 1999 Nick Clifton <nickc@cygnus.com>
11502 * config/arm/tcoff.h (USER_LABEL_PREFIX): Synchronise with
11503 definition in config/arm/coff.h
11504 * config/arm/coff.h: Add comment about USER_LABEL_PREFIX.
11506 Wed Jun 2 07:07 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11508 * fixinc/fixincl.c(global def): Add FD_SHELL_SCRIPT to mark
11509 fixes that need "file=xxx\n" prepended before invocation
11510 (start_fixer - new): starting the fixer process is complex enough
11511 to warrent its own routine. It prepends the "file=xxx\n" stuff.
11512 (process): uses the new routine; omit usage of putenv()
11513 * fixinc/fixincl.tpl: mark shell scripts with FD_SHELL_SCRIPT
11514 * fixinc/fixincl.x: regenerate
11516 Wed Jun 2 02:29:07 1999 Jeffrey A Law (law@cygnus.com)
11518 * README, configure.in, gcc.1, gcc.texi: Update name (egcs -> gcc)
11519 and version #s (1.1 -> 2.96) as needed.
11520 * README.g77: Kill way out of date file in the toplevel directory.
11522 Wed Jun 2 00:52:34 1999 David O'Brien <obrien@FreeBSD.org>
11524 * configure.in (i[34567]86-*-freebsdelf): Don't include linux.h,
11525 i386/freebsd-elf.h no longer requires it. Instead include svr4.h.
11526 * configure: Rebuilt.
11527 * i386/freebsd-elf.h (DEFAULT_VTABLE_THUNKS): Define.
11528 (ASM_COMMENT_START, ASM_APP_ON, ASM_APP_OFF, SET_ASM_OP): Likewise.
11529 (PREFERRED_DEBUGGING_TYPE, WCHAR_UNSIGNED): Likewise.
11530 (SWITCH_TAKES_ARG): Likewise.
11531 * i386/freebsd.h: Remove FREEBSD_NATIVE support.
11532 * config/t-freebsd: Moved from config/i386/ so it can used for all
11535 Mon May 31 02:22:55 1999 Philippe De Muyter <phdm@macqel.be>
11537 * m68k/x-mot3300 (XCFLAGS): Fixed to match stb.o, not f/stb.o.
11539 Wed Jun 2 00:08:34 1999 Robert Lipe <robertlipe@usa.net>
11541 * configure.in (i[34567]86-*-udk*): Install headers with cpio.
11542 * configure: Rebuilt.
11544 Tue Jun 1 19:06:22 1999 David Edelsohn <edelsohn@gnu.org>
11546 * rs6000/aix41.h (RS6000_CALL_GLUE): Define.
11547 * rs6000/aix43.h (RS6000_CALL_GLUE): Likewise.
11548 * rs6000/rs6000.c (rs6000_file_start): Use putc.
11549 (rs6000_output_load_toc_table): Same.
11550 (output_prolog, output_mi_thunk): Same.
11551 * rs6000/rs6000.h (SELECT_SECTION): Formatting.
11552 (ASM_GLOBALIZE_LABEL): Use putc.
11554 Mon May 31 15:23:23 1999 Richard Henderson <rth@cygnus.com>
11556 * alpha.md (reload_*_help): New patterns and splitters.
11557 (reload_*): Use them.
11558 (mov[qh]i): Likewise.
11560 Mon May 31 11:48:07 1999 Mark Mitchell <mark@codesourcery.com>
11562 * cccp.c (handle_directive): Handle backslash-newlines in quoted
11565 Mon May 31 09:36:11 1999 Cort Dougan <cort@cs.nmt.edu>
11567 * rs6000/linux.h (LINK_SPEC): Use emulation elf32ppclinux.
11569 Mon May 31 11:40:20 EDT 1999 John Wehle (john@feith.com)
11571 * flow.c (mark_regs_live_at_end, insn_dead_p,
11572 mark_set_1, mark_used_regs): Only give FRAME_POINTER_REGNUM
11573 and HARD_FRAME_POINTER_REGNUM special treatment if reload
11574 hasn't run or the frame pointer is needed.
11575 * haifa-sched.c (attach_deaths): Likewise.
11576 * sched.c (attach_deaths): Likewise.
11578 Mon May 31 00:46:17 1999 Jeffrey A Law (law@cygnus.com)
11580 * jump.c (jump_optimize_1): Only set CAN_REACH_END if
11581 calculate_can_reach_end returns nonzero.
11583 * configure.in (native gas tests): Search for an assembler in the
11584 same manner that the installed compiler will.
11585 * configure: Rebuilt.
11586 * tm.texi (MD_EXEC_PREFIX): Note need to update configure.in too.
11588 * alias.c (find_base_term): Improve handling of addresses
11589 constructed from binary operations.
11591 Sun May 30 14:29:17 1999 Eric Raskin (ehr@listworks.com)
11593 * dgux.h (STARTFILE_SPEC): Fix incorrectly matched curly-braces.
11595 Sun May 30 14:19:13 1999 Jeffrey A Law (law@cygnus.com)
11597 * function.h (cleanup_label, frame_offset): Declare.
11598 (tail_recursion_label, tail_recursion_reentry): Likewise.
11599 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11600 * stmt.c (cleanup_label, frame_offset): Delete extern declarations.
11601 (tail_recursion_label, tail_recursion_reentry): Likewise.
11602 (arg_pointer_save_area, rtl_expr_chain): Likewise.
11604 Sat May 29 19:08:10 1999 Philip Blundell <philb@gnu.org>
11606 * config/arm/aout.h (ASM_OUTPUT_ALIGN): Only define if not already
11608 * config/arm/elf.h (ASM_OUTPUT_ALIGN): Define.
11609 (MAX_OFILE_ALIGNMENT): Define.
11611 Fri May 28 21:40 1999 Robert Lipe <robertlipe@usa.net>
11613 * fixincl.c: Replace local include scheme with #includes of
11614 gansidecl.h and system.h.
11615 * procopen.c: Likewise.
11616 * server.c: Likewise.
11618 Fri May 28 03:47:03 1999 Eric Raskin (ehr@listworks.com)
11620 * i386/t-dgux (EXTRA_PARTS): Add crti.o
11621 (crti.o): Add build rule and dependencies.
11622 * fixinc/fixinc.dgux: Use modified _int_varargs.h
11624 Fri May 28 03:41:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11626 * rs6000/sysv4.h (CC1_SPEC): Add support for -profile
11627 (LIB_LINUX_SPEC): Likewise.
11628 (LIB_LINUX_SPEC): Add support for -pthread
11629 (CPP_OS_LINUX_SPEC): Likewise.
11630 (CPP_SYSV_SPEC): Avoid redefinitions if both -fpic and -fPIC are
11633 Thu May 27 13:04:52 1999 H.J. Lu (hjl@gnu.org)
11635 * i386.c (output_fp_cc0_set): Don't check the JUMP_INSN code for
11637 (notice_update_cc, output_float_compare): Enable TARGET_CMOVE support.
11638 (output_float_compare, output_fp_cc0_set): Fix the FLOAT comparison
11639 for IEEE math and CC_FCOMI.
11640 (put_jump_code): No IEEE if CC_FCOMI is set.
11642 1999-05-27 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11644 * fold-const.c (fold_truthop): Make the field reference unsigned
11645 when converting a single bit compare.
11647 Thu May 27 02:40:48 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11649 * loop.c (strength_reduce): Don't do biv->giv conversion on constants.
11651 Thu May 27 02:09:27 1999 Jeffrey A Law (law@cygnus.com)
11653 * varasm.c (STRIP_NAME_ENCODING): Remove default definition.
11654 * output.h (STRIP_NAME_ENCODING): Strip '*' like the old varasm
11657 * reload.c (push_reload): Do not call remove_address_replacements
11658 when presented with identical optional reloads.
11660 Wed May 26 14:18:05 1999 Richard Henderson <rth@cygnus.com>
11662 * alpha.h (MASK_FIX, TARGET_FIX): New.
11663 (MASK_*): Reorganize constants.
11664 (CPP_AM_FIX_SPEC): New.
11665 (TARGET_SWITCHES): Add FIX.
11666 (EXTRA_SPECS): Likewise.
11667 (CPP_CPU_EV6_SPEC): Use FIX, not CIX.
11668 (SECONDARY_MEMORY_NEEDED): Likewise.
11669 (REGISTER_MOVE_COST): Likewise.
11670 * alpha.c (override_options): Add FIX support. Always use
11671 ALPHA_TP_PROG for ev6.
11672 * alpha.md (sqrt and mov[sd]i patterns): Use FIX, not CIX.
11673 * alpha/elf.h (ASM_FILE_START): Look at FIX too.
11674 * configure.in (target_cpu_default2) [ev6]: Use FIX, not CIX.
11676 Wed May 26 09:53:05 1999 Mark Mitchell <mark@codesourcery.com>
11678 * fold-const.c (fold): STRIP_NOPS when deciding whether or not
11679 something is a candidate for optimize_bit_field_compare.
11681 Wed May 26 09:40:02 1999 Mark Mitchell <mark@codesourcery.com>
11683 * gcc.texi (Passes): Document branch-shortening.
11684 * invoke.texi (Debugging Options): Document the fact that `-dp'
11685 outputs length information for instructions.
11687 Wed May 26 08:49:31 1999 Nick Clifton <nickc@cygnus.com>
11689 * flow.c: Revert previous delta.
11691 Wed May 26 06:05:10 1999 Nick Clifton <nickc@cygnus.com>
11693 * flow.c (insn_dead_p): Check against frame_pointer_rtx not
11694 FRAME_POINTER_REGNUM.
11695 (mark_set_1): Ditto.
11696 (mark_used_regs): Ditto.
11698 Wed May 26 02:19:31 1999 Philip Blundell <pb@nexus.co.uk>
11700 * arm.h (NEED_PLT_GOT): Fix mistake in last change.
11701 (GOT_PCREL): New macro. Define to 1 if not already defined.
11702 * arm/elf.h (GOT_PCREL): Define to 0.
11703 * arm.c (arm_finalize_pic): Take into account the setting of
11706 Tue May 25 14:06:06 1999 Jeffrey A Law (law@cygnus.com)
11708 * output.h (STRIP_NAME_ENCODING): Provide default definition.
11709 * dwarf2out.c (ASM_NAME_TO_STRING): Use STRIP_NAME_ENCODING.
11711 * flow.c (mark_set_1): Do not record BLKmode stores as dead
11712 store elimination candidates.
11714 Tue May 25 08:55:57 1999 Gavin Romig-Koch <gavin@cygnus.com>
11716 * config/mips/mips.h (ASM_OUTPUT_DOUBLE_INT) : Use 'dword' if
11719 Mon May 24 20:30:08 1999 Jim Wilson <wilson@cygnus.com>
11721 * configure.in (rs6000-ibm-aix4.[12]*): Delete use of aix41-gld.h.
11722 Add use of x-aix41-gld.
11724 Mon May 24 16:44:09 1999 Jakub Jelinek <jj@ultra.linux.cz>
11726 * sparc/linux64.h (ASM_OUTPUT_CONSTRUCTOR): Define.
11727 (ASM_OUTPUT_DESTRUCTOR): Define.
11729 Mon May 24 14:35:24 1999 Jeffrey A Law (law@cygnus.com)
11731 * loop.c (strength_reduce): Do not clear NOT_EVERY_ITERATION at the
11732 last CODE_LABEL in a loop if we have previously passed a jump
11733 to the top of the loop.
11735 Mon May 24 07:56:29 1999 Nick Clifton <nickc@cygnus.com>
11737 * config/arm/arm.h (OUTPUT_INT_ADDR_CONST): Fix blunder made when
11738 applying Philip's patch.
11740 Mon May 24 01:02:12 1999 Mark Mitchell <mark@codesourcery.com>
11742 * stmt.c (expand_end_bindings): Ignore any elements of VARS that
11745 Sun May 23 20:31:16 1999 Jeffrey A Law (law@cygnus.com)
11747 * loop.c (strength_reduce): Grow reg_single_usage as needed.
11749 Sun May 23 10:13:20 1999 David O'Brien <obrien@FreeBSD.org>
11751 * i386/freebsd-elf.h (LINK_SPEC): Change -static to -Bstatic.
11752 Also remove a useless comment.
11754 Sun May 23 10:05:23 1999 Jerry Quinn <jquinn@nortelnetworks.com>
11756 * pa.md (negdf2,negsf2): Use fneg instead of fsub on pa 2.0.
11758 Sat May 22 21:02:06 1999 David Edelsohn <edelsohn@gnu.org>
11760 * collect2.c (main): Only generate import or export file and add
11761 to link arguments if non-empty. Use xmalloc not alloca.
11762 (write_{export,import}_file): Delete.
11763 (write_aix_file): New function.
11764 (locatelib): Use xmalloc not malloc.
11765 (GCC_OK_SYMBOL): Do not check type if aix64.
11767 Sat May 22 09:35:51 1999 Philip Blundell <pb@nexus.co.uk>
11769 Based on patch by Scott Bambrough and Pat Beirne:
11770 * config/arm/arm.c (making_const_table): New variable.
11771 * config/arm/arm.h (making_const_table): Declare.
11772 (OUTPUT_INT_ADDR_CONST): Mark symbols as position independent if
11774 * config/arm/arm.md (consttable_4, consttable_8, consttable_end):
11775 Keep track of when we are building the constant table.
11777 Sat May 22 09:34:22 1999 Philip Blundell <pb@nexus.co.uk>
11779 * config/arm/arm.c (arm_override_options): Fix erroneous warning
11782 Sat May 22 09:06:33 1999 Nick Clifton <nickc@cygnus.com>
11784 * config/arm/arm.h (NEED_PLT_GOT): Only define if not already
11787 Sat May 22 07:17:05 1999 Nick Clifton <nickc@cygnus.com>
11789 * tm.texi (FUNCTION_ARG): Correct description of a stack element
11792 Sat May 22 01:27:49 1999 Mark Mitchell <mark@codesourcery.com>
11794 * expr.h (lang_expand_constant): Guard with #ifdef TREE_CODE.
11796 Fri May 21 21:19:02 1999 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
11798 * rs6000.c (output_mi_thunk): Enable full support again.
11800 Fri May 21 20:09:52 1999 J"orn Rennecke <amylaar@cygnus.co.uk>
11802 * sh.h (BRANCH_COST): Define.
11804 Thu May 20 10:00:42 1999 Stephen L Moshier <moshier@world.std.com>
11806 * Makefile.in (GCC_FOR_TARGET): Add -I$(build_tooldir)/include.
11808 Thu May 20 09:58:57 1999 Jan Hubicka <hubicka@freesoft.cz>
11810 * function.c (assign_stack_local): Align stack slot propertly.
11811 (assign_outer_stack_local): Likewise.
11813 Thu May 20 10:38:43 1999 Mark Mitchell <mark@codesourcery.com>
11815 * expr.h (lang_expand_constant): Declare.
11816 * toplev.c (lang_expand_constant): Define it.
11817 * varasm.c (output_constant): Use it.
11819 Thu May 20 11:28:53 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11821 * optabs.c (expand_cmplxdiv_straight, expand_cmplxdiv_wide):
11822 Change function definitions to K&R style.
11824 Thu May 20 08:16:39 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11826 * fixinc/fixincl.c: We must not ignore SIGCLD now.
11828 Thu May 20 07:06:39 1999 Alexandre Oliva <aoliva@acm.org>
11830 * fixinc/Makefile.in(gnu-regex.o): add $(INCLUDES) to compile options
11831 * fixinc/fixincl.c(wait_for_pid): K&R-ify arguments
11832 (several places): omit static initialization
11833 (process): use single fd, since only the read fd is used
11834 * fixinc/gnu-regex.c: define 'const' away, if not supported
11835 * fixinc/procopen.c(several places): omit static initialization
11836 * fixinc/server.c: define 'volitile' away, if not supported
11838 1999-05-20 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>
11840 * config/dbxcoff.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Use
11841 asm_fprintf and %L to generate the label name.
11842 * config/dbxelf.h (DBX_OUTPUT_MAIN_SOURCE_FILE_END): Likewise.
11843 (ASM_OUTPUT_SOURCE_LINE): Correct generation of internal labels.
11845 Thu May 20 01:40:55 1999 Jeffrey A Law (law@cygnus.com)
11847 * jump.c (can_reverse_comparison_p): Do not abort if the comparison
11848 insn for a conditional jump can not be found.
11850 Wed May 19 23:58:58 1999 Jeffrey A Law (law@cygnus.com)
11852 * mips.h (ENCODE_SECTION_INFO): Do not perform GP optimizations
11853 on variables in specific sections other than .sbss and .sdata.
11855 Wed May 19 03:56:56 1999 Mark Mitchell <mark@codesourcery.com>
11857 * stmt.c (expand_return): Call start_cleanup_deferral and
11858 end_cleanup_deferral around conditional code.
11860 Wed May 19 08:40:08 1999 Bruce Korb <ddsinc09@ix.netcom.com>
11862 * fixinc/fixincl.tpl: Avoid depending on ANSI C features for
11863 filename lists. Utilizes new "krstr" AutoGen function.
11864 * fixinc/fixincl.x: Rebuilt.
11866 Wed May 19 02:47:11 1999 Jan Hubicka (hubicka@freesoft.cz)
11868 * i386.c (output_float_compare): Avoid GNU-C extensions.
11870 Wed May 19 00:34:40 1999 Jeffrey A Law (law@cygnus.com)
11872 * version.c: Bump to distinguish mainline tree from the
11875 See ChangeLog.1 for earlier changes.
11878 add-log-time-format: current-time-string